PackageManagerService.java revision 161bd9aae46088cb62e78af428ef9f2b1172c0dc
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 } 882 883 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 884 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 885 886 // backup/restore of preferred activity state 887 private static final String TAG_PREFERRED_BACKUP = "pa"; 888 889 private final String mRequiredVerifierPackage; 890 891 private final PackageUsage mPackageUsage = new PackageUsage(); 892 893 private class PackageUsage { 894 private static final int WRITE_INTERVAL 895 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 896 897 private final Object mFileLock = new Object(); 898 private final AtomicLong mLastWritten = new AtomicLong(0); 899 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 900 901 private boolean mIsHistoricalPackageUsageAvailable = true; 902 903 boolean isHistoricalPackageUsageAvailable() { 904 return mIsHistoricalPackageUsageAvailable; 905 } 906 907 void write(boolean force) { 908 if (force) { 909 writeInternal(); 910 return; 911 } 912 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 913 && !DEBUG_DEXOPT) { 914 return; 915 } 916 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 917 new Thread("PackageUsage_DiskWriter") { 918 @Override 919 public void run() { 920 try { 921 writeInternal(); 922 } finally { 923 mBackgroundWriteRunning.set(false); 924 } 925 } 926 }.start(); 927 } 928 } 929 930 private void writeInternal() { 931 synchronized (mPackages) { 932 synchronized (mFileLock) { 933 AtomicFile file = getFile(); 934 FileOutputStream f = null; 935 try { 936 f = file.startWrite(); 937 BufferedOutputStream out = new BufferedOutputStream(f); 938 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 939 StringBuilder sb = new StringBuilder(); 940 for (PackageParser.Package pkg : mPackages.values()) { 941 if (pkg.mLastPackageUsageTimeInMills == 0) { 942 continue; 943 } 944 sb.setLength(0); 945 sb.append(pkg.packageName); 946 sb.append(' '); 947 sb.append((long)pkg.mLastPackageUsageTimeInMills); 948 sb.append('\n'); 949 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 950 } 951 out.flush(); 952 file.finishWrite(f); 953 } catch (IOException e) { 954 if (f != null) { 955 file.failWrite(f); 956 } 957 Log.e(TAG, "Failed to write package usage times", e); 958 } 959 } 960 } 961 mLastWritten.set(SystemClock.elapsedRealtime()); 962 } 963 964 void readLP() { 965 synchronized (mFileLock) { 966 AtomicFile file = getFile(); 967 BufferedInputStream in = null; 968 try { 969 in = new BufferedInputStream(file.openRead()); 970 StringBuffer sb = new StringBuffer(); 971 while (true) { 972 String packageName = readToken(in, sb, ' '); 973 if (packageName == null) { 974 break; 975 } 976 String timeInMillisString = readToken(in, sb, '\n'); 977 if (timeInMillisString == null) { 978 throw new IOException("Failed to find last usage time for package " 979 + packageName); 980 } 981 PackageParser.Package pkg = mPackages.get(packageName); 982 if (pkg == null) { 983 continue; 984 } 985 long timeInMillis; 986 try { 987 timeInMillis = Long.parseLong(timeInMillisString.toString()); 988 } catch (NumberFormatException e) { 989 throw new IOException("Failed to parse " + timeInMillisString 990 + " as a long.", e); 991 } 992 pkg.mLastPackageUsageTimeInMills = timeInMillis; 993 } 994 } catch (FileNotFoundException expected) { 995 mIsHistoricalPackageUsageAvailable = false; 996 } catch (IOException e) { 997 Log.w(TAG, "Failed to read package usage times", e); 998 } finally { 999 IoUtils.closeQuietly(in); 1000 } 1001 } 1002 mLastWritten.set(SystemClock.elapsedRealtime()); 1003 } 1004 1005 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1006 throws IOException { 1007 sb.setLength(0); 1008 while (true) { 1009 int ch = in.read(); 1010 if (ch == -1) { 1011 if (sb.length() == 0) { 1012 return null; 1013 } 1014 throw new IOException("Unexpected EOF"); 1015 } 1016 if (ch == endOfToken) { 1017 return sb.toString(); 1018 } 1019 sb.append((char)ch); 1020 } 1021 } 1022 1023 private AtomicFile getFile() { 1024 File dataDir = Environment.getDataDirectory(); 1025 File systemDir = new File(dataDir, "system"); 1026 File fname = new File(systemDir, "package-usage.list"); 1027 return new AtomicFile(fname); 1028 } 1029 } 1030 1031 class PackageHandler extends Handler { 1032 private boolean mBound = false; 1033 final ArrayList<HandlerParams> mPendingInstalls = 1034 new ArrayList<HandlerParams>(); 1035 1036 private boolean connectToService() { 1037 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1038 " DefaultContainerService"); 1039 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1040 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1041 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1042 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1043 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1044 mBound = true; 1045 return true; 1046 } 1047 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1048 return false; 1049 } 1050 1051 private void disconnectService() { 1052 mContainerService = null; 1053 mBound = false; 1054 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1055 mContext.unbindService(mDefContainerConn); 1056 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1057 } 1058 1059 PackageHandler(Looper looper) { 1060 super(looper); 1061 } 1062 1063 public void handleMessage(Message msg) { 1064 try { 1065 doHandleMessage(msg); 1066 } finally { 1067 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1068 } 1069 } 1070 1071 void doHandleMessage(Message msg) { 1072 switch (msg.what) { 1073 case INIT_COPY: { 1074 HandlerParams params = (HandlerParams) msg.obj; 1075 int idx = mPendingInstalls.size(); 1076 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1077 // If a bind was already initiated we dont really 1078 // need to do anything. The pending install 1079 // will be processed later on. 1080 if (!mBound) { 1081 // If this is the only one pending we might 1082 // have to bind to the service again. 1083 if (!connectToService()) { 1084 Slog.e(TAG, "Failed to bind to media container service"); 1085 params.serviceError(); 1086 return; 1087 } else { 1088 // Once we bind to the service, the first 1089 // pending request will be processed. 1090 mPendingInstalls.add(idx, params); 1091 } 1092 } else { 1093 mPendingInstalls.add(idx, params); 1094 // Already bound to the service. Just make 1095 // sure we trigger off processing the first request. 1096 if (idx == 0) { 1097 mHandler.sendEmptyMessage(MCS_BOUND); 1098 } 1099 } 1100 break; 1101 } 1102 case MCS_BOUND: { 1103 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1104 if (msg.obj != null) { 1105 mContainerService = (IMediaContainerService) msg.obj; 1106 } 1107 if (mContainerService == null) { 1108 if (!mBound) { 1109 // Something seriously wrong since we are not bound and we are not 1110 // waiting for connection. Bail out. 1111 Slog.e(TAG, "Cannot bind to media container service"); 1112 for (HandlerParams params : mPendingInstalls) { 1113 // Indicate service bind error 1114 params.serviceError(); 1115 } 1116 mPendingInstalls.clear(); 1117 } else { 1118 Slog.w(TAG, "Waiting to connect to media container service"); 1119 } 1120 } else if (mPendingInstalls.size() > 0) { 1121 HandlerParams params = mPendingInstalls.get(0); 1122 if (params != null) { 1123 if (params.startCopy()) { 1124 // We are done... look for more work or to 1125 // go idle. 1126 if (DEBUG_SD_INSTALL) Log.i(TAG, 1127 "Checking for more work or unbind..."); 1128 // Delete pending install 1129 if (mPendingInstalls.size() > 0) { 1130 mPendingInstalls.remove(0); 1131 } 1132 if (mPendingInstalls.size() == 0) { 1133 if (mBound) { 1134 if (DEBUG_SD_INSTALL) Log.i(TAG, 1135 "Posting delayed MCS_UNBIND"); 1136 removeMessages(MCS_UNBIND); 1137 Message ubmsg = obtainMessage(MCS_UNBIND); 1138 // Unbind after a little delay, to avoid 1139 // continual thrashing. 1140 sendMessageDelayed(ubmsg, 10000); 1141 } 1142 } else { 1143 // There are more pending requests in queue. 1144 // Just post MCS_BOUND message to trigger processing 1145 // of next pending install. 1146 if (DEBUG_SD_INSTALL) Log.i(TAG, 1147 "Posting MCS_BOUND for next work"); 1148 mHandler.sendEmptyMessage(MCS_BOUND); 1149 } 1150 } 1151 } 1152 } else { 1153 // Should never happen ideally. 1154 Slog.w(TAG, "Empty queue"); 1155 } 1156 break; 1157 } 1158 case MCS_RECONNECT: { 1159 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1160 if (mPendingInstalls.size() > 0) { 1161 if (mBound) { 1162 disconnectService(); 1163 } 1164 if (!connectToService()) { 1165 Slog.e(TAG, "Failed to bind to media container service"); 1166 for (HandlerParams params : mPendingInstalls) { 1167 // Indicate service bind error 1168 params.serviceError(); 1169 } 1170 mPendingInstalls.clear(); 1171 } 1172 } 1173 break; 1174 } 1175 case MCS_UNBIND: { 1176 // If there is no actual work left, then time to unbind. 1177 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1178 1179 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1180 if (mBound) { 1181 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1182 1183 disconnectService(); 1184 } 1185 } else if (mPendingInstalls.size() > 0) { 1186 // There are more pending requests in queue. 1187 // Just post MCS_BOUND message to trigger processing 1188 // of next pending install. 1189 mHandler.sendEmptyMessage(MCS_BOUND); 1190 } 1191 1192 break; 1193 } 1194 case MCS_GIVE_UP: { 1195 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1196 mPendingInstalls.remove(0); 1197 break; 1198 } 1199 case SEND_PENDING_BROADCAST: { 1200 String packages[]; 1201 ArrayList<String> components[]; 1202 int size = 0; 1203 int uids[]; 1204 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1205 synchronized (mPackages) { 1206 if (mPendingBroadcasts == null) { 1207 return; 1208 } 1209 size = mPendingBroadcasts.size(); 1210 if (size <= 0) { 1211 // Nothing to be done. Just return 1212 return; 1213 } 1214 packages = new String[size]; 1215 components = new ArrayList[size]; 1216 uids = new int[size]; 1217 int i = 0; // filling out the above arrays 1218 1219 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1220 int packageUserId = mPendingBroadcasts.userIdAt(n); 1221 Iterator<Map.Entry<String, ArrayList<String>>> it 1222 = mPendingBroadcasts.packagesForUserId(packageUserId) 1223 .entrySet().iterator(); 1224 while (it.hasNext() && i < size) { 1225 Map.Entry<String, ArrayList<String>> ent = it.next(); 1226 packages[i] = ent.getKey(); 1227 components[i] = ent.getValue(); 1228 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1229 uids[i] = (ps != null) 1230 ? UserHandle.getUid(packageUserId, ps.appId) 1231 : -1; 1232 i++; 1233 } 1234 } 1235 size = i; 1236 mPendingBroadcasts.clear(); 1237 } 1238 // Send broadcasts 1239 for (int i = 0; i < size; i++) { 1240 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1241 } 1242 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1243 break; 1244 } 1245 case START_CLEANING_PACKAGE: { 1246 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1247 final String packageName = (String)msg.obj; 1248 final int userId = msg.arg1; 1249 final boolean andCode = msg.arg2 != 0; 1250 synchronized (mPackages) { 1251 if (userId == UserHandle.USER_ALL) { 1252 int[] users = sUserManager.getUserIds(); 1253 for (int user : users) { 1254 mSettings.addPackageToCleanLPw( 1255 new PackageCleanItem(user, packageName, andCode)); 1256 } 1257 } else { 1258 mSettings.addPackageToCleanLPw( 1259 new PackageCleanItem(userId, packageName, andCode)); 1260 } 1261 } 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1263 startCleaningPackages(); 1264 } break; 1265 case POST_INSTALL: { 1266 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1267 PostInstallData data = mRunningInstalls.get(msg.arg1); 1268 mRunningInstalls.delete(msg.arg1); 1269 boolean deleteOld = false; 1270 1271 if (data != null) { 1272 InstallArgs args = data.args; 1273 PackageInstalledInfo res = data.res; 1274 1275 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1276 res.removedInfo.sendBroadcast(false, true, false); 1277 Bundle extras = new Bundle(1); 1278 extras.putInt(Intent.EXTRA_UID, res.uid); 1279 1280 // Now that we successfully installed the package, grant runtime 1281 // permissions if requested before broadcasting the install. 1282 if ((args.installFlags 1283 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1284 grantRequestedRuntimePermissions(res.pkg, 1285 args.user.getIdentifier()); 1286 } 1287 1288 // Determine the set of users who are adding this 1289 // package for the first time vs. those who are seeing 1290 // an update. 1291 int[] firstUsers; 1292 int[] updateUsers = new int[0]; 1293 if (res.origUsers == null || res.origUsers.length == 0) { 1294 firstUsers = res.newUsers; 1295 } else { 1296 firstUsers = new int[0]; 1297 for (int i=0; i<res.newUsers.length; i++) { 1298 int user = res.newUsers[i]; 1299 boolean isNew = true; 1300 for (int j=0; j<res.origUsers.length; j++) { 1301 if (res.origUsers[j] == user) { 1302 isNew = false; 1303 break; 1304 } 1305 } 1306 if (isNew) { 1307 int[] newFirst = new int[firstUsers.length+1]; 1308 System.arraycopy(firstUsers, 0, newFirst, 0, 1309 firstUsers.length); 1310 newFirst[firstUsers.length] = user; 1311 firstUsers = newFirst; 1312 } else { 1313 int[] newUpdate = new int[updateUsers.length+1]; 1314 System.arraycopy(updateUsers, 0, newUpdate, 0, 1315 updateUsers.length); 1316 newUpdate[updateUsers.length] = user; 1317 updateUsers = newUpdate; 1318 } 1319 } 1320 } 1321 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1322 res.pkg.applicationInfo.packageName, 1323 extras, null, null, firstUsers); 1324 final boolean update = res.removedInfo.removedPackage != null; 1325 if (update) { 1326 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1327 } 1328 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1329 res.pkg.applicationInfo.packageName, 1330 extras, null, null, updateUsers); 1331 if (update) { 1332 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1333 res.pkg.applicationInfo.packageName, 1334 extras, null, null, updateUsers); 1335 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1336 null, null, 1337 res.pkg.applicationInfo.packageName, null, updateUsers); 1338 1339 // treat asec-hosted packages like removable media on upgrade 1340 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1341 if (DEBUG_INSTALL) { 1342 Slog.i(TAG, "upgrading pkg " + res.pkg 1343 + " is ASEC-hosted -> AVAILABLE"); 1344 } 1345 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1346 ArrayList<String> pkgList = new ArrayList<String>(1); 1347 pkgList.add(res.pkg.applicationInfo.packageName); 1348 sendResourcesChangedBroadcast(true, true, 1349 pkgList,uidArray, null); 1350 } 1351 } 1352 if (res.removedInfo.args != null) { 1353 // Remove the replaced package's older resources safely now 1354 deleteOld = true; 1355 } 1356 1357 // Log current value of "unknown sources" setting 1358 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1359 getUnknownSourcesSettings()); 1360 } 1361 // Force a gc to clear up things 1362 Runtime.getRuntime().gc(); 1363 // We delete after a gc for applications on sdcard. 1364 if (deleteOld) { 1365 synchronized (mInstallLock) { 1366 res.removedInfo.args.doPostDeleteLI(true); 1367 } 1368 } 1369 if (args.observer != null) { 1370 try { 1371 Bundle extras = extrasForInstallResult(res); 1372 args.observer.onPackageInstalled(res.name, res.returnCode, 1373 res.returnMsg, extras); 1374 } catch (RemoteException e) { 1375 Slog.i(TAG, "Observer no longer exists."); 1376 } 1377 } 1378 } else { 1379 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1380 } 1381 } break; 1382 case UPDATED_MEDIA_STATUS: { 1383 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1384 boolean reportStatus = msg.arg1 == 1; 1385 boolean doGc = msg.arg2 == 1; 1386 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1387 if (doGc) { 1388 // Force a gc to clear up stale containers. 1389 Runtime.getRuntime().gc(); 1390 } 1391 if (msg.obj != null) { 1392 @SuppressWarnings("unchecked") 1393 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1394 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1395 // Unload containers 1396 unloadAllContainers(args); 1397 } 1398 if (reportStatus) { 1399 try { 1400 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1401 PackageHelper.getMountService().finishMediaUpdate(); 1402 } catch (RemoteException e) { 1403 Log.e(TAG, "MountService not running?"); 1404 } 1405 } 1406 } break; 1407 case WRITE_SETTINGS: { 1408 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1409 synchronized (mPackages) { 1410 removeMessages(WRITE_SETTINGS); 1411 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1412 mSettings.writeLPr(); 1413 mDirtyUsers.clear(); 1414 } 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 } break; 1417 case WRITE_PACKAGE_RESTRICTIONS: { 1418 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1419 synchronized (mPackages) { 1420 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1421 for (int userId : mDirtyUsers) { 1422 mSettings.writePackageRestrictionsLPr(userId); 1423 } 1424 mDirtyUsers.clear(); 1425 } 1426 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1427 } break; 1428 case CHECK_PENDING_VERIFICATION: { 1429 final int verificationId = msg.arg1; 1430 final PackageVerificationState state = mPendingVerification.get(verificationId); 1431 1432 if ((state != null) && !state.timeoutExtended()) { 1433 final InstallArgs args = state.getInstallArgs(); 1434 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1435 1436 Slog.i(TAG, "Verification timed out for " + originUri); 1437 mPendingVerification.remove(verificationId); 1438 1439 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1440 1441 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1442 Slog.i(TAG, "Continuing with installation of " + originUri); 1443 state.setVerifierResponse(Binder.getCallingUid(), 1444 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1445 broadcastPackageVerified(verificationId, originUri, 1446 PackageManager.VERIFICATION_ALLOW, 1447 state.getInstallArgs().getUser()); 1448 try { 1449 ret = args.copyApk(mContainerService, true); 1450 } catch (RemoteException e) { 1451 Slog.e(TAG, "Could not contact the ContainerService"); 1452 } 1453 } else { 1454 broadcastPackageVerified(verificationId, originUri, 1455 PackageManager.VERIFICATION_REJECT, 1456 state.getInstallArgs().getUser()); 1457 } 1458 1459 processPendingInstall(args, ret); 1460 mHandler.sendEmptyMessage(MCS_UNBIND); 1461 } 1462 break; 1463 } 1464 case PACKAGE_VERIFIED: { 1465 final int verificationId = msg.arg1; 1466 1467 final PackageVerificationState state = mPendingVerification.get(verificationId); 1468 if (state == null) { 1469 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1470 break; 1471 } 1472 1473 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1474 1475 state.setVerifierResponse(response.callerUid, response.code); 1476 1477 if (state.isVerificationComplete()) { 1478 mPendingVerification.remove(verificationId); 1479 1480 final InstallArgs args = state.getInstallArgs(); 1481 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1482 1483 int ret; 1484 if (state.isInstallAllowed()) { 1485 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1486 broadcastPackageVerified(verificationId, originUri, 1487 response.code, state.getInstallArgs().getUser()); 1488 try { 1489 ret = args.copyApk(mContainerService, true); 1490 } catch (RemoteException e) { 1491 Slog.e(TAG, "Could not contact the ContainerService"); 1492 } 1493 } else { 1494 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1495 } 1496 1497 processPendingInstall(args, ret); 1498 1499 mHandler.sendEmptyMessage(MCS_UNBIND); 1500 } 1501 1502 break; 1503 } 1504 case START_INTENT_FILTER_VERIFICATIONS: { 1505 int userId = msg.arg1; 1506 int verifierUid = msg.arg2; 1507 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1508 1509 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1510 break; 1511 } 1512 case INTENT_FILTER_VERIFIED: { 1513 final int verificationId = msg.arg1; 1514 1515 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1516 verificationId); 1517 if (state == null) { 1518 Slog.w(TAG, "Invalid IntentFilter verification token " 1519 + verificationId + " received"); 1520 break; 1521 } 1522 1523 final int userId = state.getUserId(); 1524 1525 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1526 "Processing IntentFilter verification with token:" 1527 + verificationId + " and userId:" + userId); 1528 1529 final IntentFilterVerificationResponse response = 1530 (IntentFilterVerificationResponse) msg.obj; 1531 1532 state.setVerifierResponse(response.callerUid, response.code); 1533 1534 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1535 "IntentFilter verification with token:" + verificationId 1536 + " and userId:" + userId 1537 + " is settings verifier response with response code:" 1538 + response.code); 1539 1540 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1541 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1542 + response.getFailedDomainsString()); 1543 } 1544 1545 if (state.isVerificationComplete()) { 1546 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1547 } else { 1548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1549 "IntentFilter verification with token:" + verificationId 1550 + " was not said to be complete"); 1551 } 1552 1553 break; 1554 } 1555 } 1556 } 1557 } 1558 1559 private StorageEventListener mStorageListener = new StorageEventListener() { 1560 @Override 1561 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1562 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1563 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1564 // TODO: ensure that private directories exist for all active users 1565 // TODO: remove user data whose serial number doesn't match 1566 loadPrivatePackages(vol); 1567 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1568 unloadPrivatePackages(vol); 1569 } 1570 } 1571 1572 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1573 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1574 updateExternalMediaStatus(true, false); 1575 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1576 updateExternalMediaStatus(false, false); 1577 } 1578 } 1579 } 1580 1581 @Override 1582 public void onVolumeForgotten(String fsUuid) { 1583 // TODO: remove all packages hosted on this uuid 1584 } 1585 }; 1586 1587 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1588 if (userId >= UserHandle.USER_OWNER) { 1589 grantRequestedRuntimePermissionsForUser(pkg, userId); 1590 } else if (userId == UserHandle.USER_ALL) { 1591 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1592 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1593 } 1594 } 1595 } 1596 1597 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1598 SettingBase sb = (SettingBase) pkg.mExtras; 1599 if (sb == null) { 1600 return; 1601 } 1602 1603 PermissionsState permissionsState = sb.getPermissionsState(); 1604 1605 for (String permission : pkg.requestedPermissions) { 1606 BasePermission bp = mSettings.mPermissions.get(permission); 1607 if (bp != null && bp.isRuntime()) { 1608 permissionsState.grantRuntimePermission(bp, userId); 1609 } 1610 } 1611 } 1612 1613 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1614 Bundle extras = null; 1615 switch (res.returnCode) { 1616 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1617 extras = new Bundle(); 1618 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1619 res.origPermission); 1620 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1621 res.origPackage); 1622 break; 1623 } 1624 case PackageManager.INSTALL_SUCCEEDED: { 1625 extras = new Bundle(); 1626 extras.putBoolean(Intent.EXTRA_REPLACING, 1627 res.removedInfo != null && res.removedInfo.removedPackage != null); 1628 break; 1629 } 1630 } 1631 return extras; 1632 } 1633 1634 void scheduleWriteSettingsLocked() { 1635 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1636 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1637 } 1638 } 1639 1640 void scheduleWritePackageRestrictionsLocked(int userId) { 1641 if (!sUserManager.exists(userId)) return; 1642 mDirtyUsers.add(userId); 1643 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1644 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1645 } 1646 } 1647 1648 public static PackageManagerService main(Context context, Installer installer, 1649 boolean factoryTest, boolean onlyCore) { 1650 PackageManagerService m = new PackageManagerService(context, installer, 1651 factoryTest, onlyCore); 1652 ServiceManager.addService("package", m); 1653 return m; 1654 } 1655 1656 static String[] splitString(String str, char sep) { 1657 int count = 1; 1658 int i = 0; 1659 while ((i=str.indexOf(sep, i)) >= 0) { 1660 count++; 1661 i++; 1662 } 1663 1664 String[] res = new String[count]; 1665 i=0; 1666 count = 0; 1667 int lastI=0; 1668 while ((i=str.indexOf(sep, i)) >= 0) { 1669 res[count] = str.substring(lastI, i); 1670 count++; 1671 i++; 1672 lastI = i; 1673 } 1674 res[count] = str.substring(lastI, str.length()); 1675 return res; 1676 } 1677 1678 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1679 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1680 Context.DISPLAY_SERVICE); 1681 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1682 } 1683 1684 public PackageManagerService(Context context, Installer installer, 1685 boolean factoryTest, boolean onlyCore) { 1686 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1687 SystemClock.uptimeMillis()); 1688 1689 if (mSdkVersion <= 0) { 1690 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1691 } 1692 1693 mContext = context; 1694 mFactoryTest = factoryTest; 1695 mOnlyCore = onlyCore; 1696 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1697 mMetrics = new DisplayMetrics(); 1698 mSettings = new Settings(mPackages); 1699 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1700 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1701 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1702 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1703 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1704 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1705 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1706 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1707 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1708 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1709 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1710 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1711 1712 // TODO: add a property to control this? 1713 long dexOptLRUThresholdInMinutes; 1714 if (mLazyDexOpt) { 1715 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1716 } else { 1717 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1718 } 1719 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1720 1721 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1722 if (separateProcesses != null && separateProcesses.length() > 0) { 1723 if ("*".equals(separateProcesses)) { 1724 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1725 mSeparateProcesses = null; 1726 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1727 } else { 1728 mDefParseFlags = 0; 1729 mSeparateProcesses = separateProcesses.split(","); 1730 Slog.w(TAG, "Running with debug.separate_processes: " 1731 + separateProcesses); 1732 } 1733 } else { 1734 mDefParseFlags = 0; 1735 mSeparateProcesses = null; 1736 } 1737 1738 mInstaller = installer; 1739 mPackageDexOptimizer = new PackageDexOptimizer(this); 1740 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1741 1742 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1743 FgThread.get().getLooper()); 1744 1745 getDefaultDisplayMetrics(context, mMetrics); 1746 1747 SystemConfig systemConfig = SystemConfig.getInstance(); 1748 mGlobalGids = systemConfig.getGlobalGids(); 1749 mSystemPermissions = systemConfig.getSystemPermissions(); 1750 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1751 1752 synchronized (mInstallLock) { 1753 // writer 1754 synchronized (mPackages) { 1755 mHandlerThread = new ServiceThread(TAG, 1756 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1757 mHandlerThread.start(); 1758 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1759 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1760 1761 File dataDir = Environment.getDataDirectory(); 1762 mAppDataDir = new File(dataDir, "data"); 1763 mAppInstallDir = new File(dataDir, "app"); 1764 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1765 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1766 mUserAppDataDir = new File(dataDir, "user"); 1767 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1768 1769 sUserManager = new UserManagerService(context, this, 1770 mInstallLock, mPackages); 1771 1772 // Propagate permission configuration in to package manager. 1773 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1774 = systemConfig.getPermissions(); 1775 for (int i=0; i<permConfig.size(); i++) { 1776 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1777 BasePermission bp = mSettings.mPermissions.get(perm.name); 1778 if (bp == null) { 1779 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1780 mSettings.mPermissions.put(perm.name, bp); 1781 } 1782 if (perm.gids != null) { 1783 bp.setGids(perm.gids, perm.perUser); 1784 } 1785 } 1786 1787 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1788 for (int i=0; i<libConfig.size(); i++) { 1789 mSharedLibraries.put(libConfig.keyAt(i), 1790 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1791 } 1792 1793 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1794 1795 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1796 mSdkVersion, mOnlyCore); 1797 1798 String customResolverActivity = Resources.getSystem().getString( 1799 R.string.config_customResolverActivity); 1800 if (TextUtils.isEmpty(customResolverActivity)) { 1801 customResolverActivity = null; 1802 } else { 1803 mCustomResolverComponentName = ComponentName.unflattenFromString( 1804 customResolverActivity); 1805 } 1806 1807 long startTime = SystemClock.uptimeMillis(); 1808 1809 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1810 startTime); 1811 1812 // Set flag to monitor and not change apk file paths when 1813 // scanning install directories. 1814 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1815 1816 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1817 1818 /** 1819 * Add everything in the in the boot class path to the 1820 * list of process files because dexopt will have been run 1821 * if necessary during zygote startup. 1822 */ 1823 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1824 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1825 1826 if (bootClassPath != null) { 1827 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1828 for (String element : bootClassPathElements) { 1829 alreadyDexOpted.add(element); 1830 } 1831 } else { 1832 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1833 } 1834 1835 if (systemServerClassPath != null) { 1836 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1837 for (String element : systemServerClassPathElements) { 1838 alreadyDexOpted.add(element); 1839 } 1840 } else { 1841 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1842 } 1843 1844 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1845 final String[] dexCodeInstructionSets = 1846 getDexCodeInstructionSets( 1847 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1848 1849 /** 1850 * Ensure all external libraries have had dexopt run on them. 1851 */ 1852 if (mSharedLibraries.size() > 0) { 1853 // NOTE: For now, we're compiling these system "shared libraries" 1854 // (and framework jars) into all available architectures. It's possible 1855 // to compile them only when we come across an app that uses them (there's 1856 // already logic for that in scanPackageLI) but that adds some complexity. 1857 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1858 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1859 final String lib = libEntry.path; 1860 if (lib == null) { 1861 continue; 1862 } 1863 1864 try { 1865 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1866 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1867 alreadyDexOpted.add(lib); 1868 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1869 } 1870 } catch (FileNotFoundException e) { 1871 Slog.w(TAG, "Library not found: " + lib); 1872 } catch (IOException e) { 1873 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1874 + e.getMessage()); 1875 } 1876 } 1877 } 1878 } 1879 1880 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1881 1882 // Gross hack for now: we know this file doesn't contain any 1883 // code, so don't dexopt it to avoid the resulting log spew. 1884 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1885 1886 // Gross hack for now: we know this file is only part of 1887 // the boot class path for art, so don't dexopt it to 1888 // avoid the resulting log spew. 1889 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1890 1891 /** 1892 * There are a number of commands implemented in Java, which 1893 * we currently need to do the dexopt on so that they can be 1894 * run from a non-root shell. 1895 */ 1896 String[] frameworkFiles = frameworkDir.list(); 1897 if (frameworkFiles != null) { 1898 // TODO: We could compile these only for the most preferred ABI. We should 1899 // first double check that the dex files for these commands are not referenced 1900 // by other system apps. 1901 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1902 for (int i=0; i<frameworkFiles.length; i++) { 1903 File libPath = new File(frameworkDir, frameworkFiles[i]); 1904 String path = libPath.getPath(); 1905 // Skip the file if we already did it. 1906 if (alreadyDexOpted.contains(path)) { 1907 continue; 1908 } 1909 // Skip the file if it is not a type we want to dexopt. 1910 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1911 continue; 1912 } 1913 try { 1914 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1915 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1916 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1917 } 1918 } catch (FileNotFoundException e) { 1919 Slog.w(TAG, "Jar not found: " + path); 1920 } catch (IOException e) { 1921 Slog.w(TAG, "Exception reading jar: " + path, e); 1922 } 1923 } 1924 } 1925 } 1926 1927 // Collect vendor overlay packages. 1928 // (Do this before scanning any apps.) 1929 // For security and version matching reason, only consider 1930 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1931 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1932 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1933 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1934 1935 // Find base frameworks (resource packages without code). 1936 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1937 | PackageParser.PARSE_IS_SYSTEM_DIR 1938 | PackageParser.PARSE_IS_PRIVILEGED, 1939 scanFlags | SCAN_NO_DEX, 0); 1940 1941 // Collected privileged system packages. 1942 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1943 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1944 | PackageParser.PARSE_IS_SYSTEM_DIR 1945 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1946 1947 // Collect ordinary system packages. 1948 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1949 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1950 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1951 1952 // Collect all vendor packages. 1953 File vendorAppDir = new File("/vendor/app"); 1954 try { 1955 vendorAppDir = vendorAppDir.getCanonicalFile(); 1956 } catch (IOException e) { 1957 // failed to look up canonical path, continue with original one 1958 } 1959 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1960 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1961 1962 // Collect all OEM packages. 1963 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1964 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1966 1967 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1968 mInstaller.moveFiles(); 1969 1970 // Prune any system packages that no longer exist. 1971 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1972 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1973 if (!mOnlyCore) { 1974 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1975 while (psit.hasNext()) { 1976 PackageSetting ps = psit.next(); 1977 1978 /* 1979 * If this is not a system app, it can't be a 1980 * disable system app. 1981 */ 1982 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1983 continue; 1984 } 1985 1986 /* 1987 * If the package is scanned, it's not erased. 1988 */ 1989 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1990 if (scannedPkg != null) { 1991 /* 1992 * If the system app is both scanned and in the 1993 * disabled packages list, then it must have been 1994 * added via OTA. Remove it from the currently 1995 * scanned package so the previously user-installed 1996 * application can be scanned. 1997 */ 1998 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1999 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2000 + ps.name + "; removing system app. Last known codePath=" 2001 + ps.codePathString + ", installStatus=" + ps.installStatus 2002 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2003 + scannedPkg.mVersionCode); 2004 removePackageLI(ps, true); 2005 expectingBetter.put(ps.name, ps.codePath); 2006 } 2007 2008 continue; 2009 } 2010 2011 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2012 psit.remove(); 2013 logCriticalInfo(Log.WARN, "System package " + ps.name 2014 + " no longer exists; wiping its data"); 2015 removeDataDirsLI(null, ps.name); 2016 } else { 2017 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2018 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2019 possiblyDeletedUpdatedSystemApps.add(ps.name); 2020 } 2021 } 2022 } 2023 } 2024 2025 //look for any incomplete package installations 2026 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2027 //clean up list 2028 for(int i = 0; i < deletePkgsList.size(); i++) { 2029 //clean up here 2030 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2031 } 2032 //delete tmp files 2033 deleteTempPackageFiles(); 2034 2035 // Remove any shared userIDs that have no associated packages 2036 mSettings.pruneSharedUsersLPw(); 2037 2038 if (!mOnlyCore) { 2039 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2040 SystemClock.uptimeMillis()); 2041 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2042 2043 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2044 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2045 2046 /** 2047 * Remove disable package settings for any updated system 2048 * apps that were removed via an OTA. If they're not a 2049 * previously-updated app, remove them completely. 2050 * Otherwise, just revoke their system-level permissions. 2051 */ 2052 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2053 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2054 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2055 2056 String msg; 2057 if (deletedPkg == null) { 2058 msg = "Updated system package " + deletedAppName 2059 + " no longer exists; wiping its data"; 2060 removeDataDirsLI(null, deletedAppName); 2061 } else { 2062 msg = "Updated system app + " + deletedAppName 2063 + " no longer present; removing system privileges for " 2064 + deletedAppName; 2065 2066 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2067 2068 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2069 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2070 } 2071 logCriticalInfo(Log.WARN, msg); 2072 } 2073 2074 /** 2075 * Make sure all system apps that we expected to appear on 2076 * the userdata partition actually showed up. If they never 2077 * appeared, crawl back and revive the system version. 2078 */ 2079 for (int i = 0; i < expectingBetter.size(); i++) { 2080 final String packageName = expectingBetter.keyAt(i); 2081 if (!mPackages.containsKey(packageName)) { 2082 final File scanFile = expectingBetter.valueAt(i); 2083 2084 logCriticalInfo(Log.WARN, "Expected better " + packageName 2085 + " but never showed up; reverting to system"); 2086 2087 final int reparseFlags; 2088 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2089 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2090 | PackageParser.PARSE_IS_SYSTEM_DIR 2091 | PackageParser.PARSE_IS_PRIVILEGED; 2092 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2093 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2094 | PackageParser.PARSE_IS_SYSTEM_DIR; 2095 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2096 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2097 | PackageParser.PARSE_IS_SYSTEM_DIR; 2098 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2099 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2100 | PackageParser.PARSE_IS_SYSTEM_DIR; 2101 } else { 2102 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2103 continue; 2104 } 2105 2106 mSettings.enableSystemPackageLPw(packageName); 2107 2108 try { 2109 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2110 } catch (PackageManagerException e) { 2111 Slog.e(TAG, "Failed to parse original system package: " 2112 + e.getMessage()); 2113 } 2114 } 2115 } 2116 } 2117 2118 // Now that we know all of the shared libraries, update all clients to have 2119 // the correct library paths. 2120 updateAllSharedLibrariesLPw(); 2121 2122 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2123 // NOTE: We ignore potential failures here during a system scan (like 2124 // the rest of the commands above) because there's precious little we 2125 // can do about it. A settings error is reported, though. 2126 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2127 false /* force dexopt */, false /* defer dexopt */); 2128 } 2129 2130 // Now that we know all the packages we are keeping, 2131 // read and update their last usage times. 2132 mPackageUsage.readLP(); 2133 2134 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2135 SystemClock.uptimeMillis()); 2136 Slog.i(TAG, "Time to scan packages: " 2137 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2138 + " seconds"); 2139 2140 // If the platform SDK has changed since the last time we booted, 2141 // we need to re-grant app permission to catch any new ones that 2142 // appear. This is really a hack, and means that apps can in some 2143 // cases get permissions that the user didn't initially explicitly 2144 // allow... it would be nice to have some better way to handle 2145 // this situation. 2146 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2147 != mSdkVersion; 2148 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2149 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2150 + "; regranting permissions for internal storage"); 2151 mSettings.mInternalSdkPlatform = mSdkVersion; 2152 2153 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2154 | (regrantPermissions 2155 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2156 : 0)); 2157 2158 // If this is the first boot, and it is a normal boot, then 2159 // we need to initialize the default preferred apps. 2160 if (!mRestoredSettings && !onlyCore) { 2161 mSettings.readDefaultPreferredAppsLPw(this, 0); 2162 } 2163 2164 // If this is first boot after an OTA, and a normal boot, then 2165 // we need to clear code cache directories. 2166 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2167 if (mIsUpgrade && !onlyCore) { 2168 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2169 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2170 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2171 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2172 } 2173 mSettings.mFingerprint = Build.FINGERPRINT; 2174 } 2175 2176 primeDomainVerificationsLPw(); 2177 checkDefaultBrowser(); 2178 2179 // All the changes are done during package scanning. 2180 mSettings.updateInternalDatabaseVersion(); 2181 2182 // can downgrade to reader 2183 mSettings.writeLPr(); 2184 2185 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2186 SystemClock.uptimeMillis()); 2187 2188 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2189 2190 mInstallerService = new PackageInstallerService(context, this); 2191 2192 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2193 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2194 mIntentFilterVerifierComponent); 2195 2196 } // synchronized (mPackages) 2197 } // synchronized (mInstallLock) 2198 2199 // Now after opening every single application zip, make sure they 2200 // are all flushed. Not really needed, but keeps things nice and 2201 // tidy. 2202 Runtime.getRuntime().gc(); 2203 } 2204 2205 @Override 2206 public boolean isFirstBoot() { 2207 return !mRestoredSettings; 2208 } 2209 2210 @Override 2211 public boolean isOnlyCoreApps() { 2212 return mOnlyCore; 2213 } 2214 2215 @Override 2216 public boolean isUpgrade() { 2217 return mIsUpgrade; 2218 } 2219 2220 private String getRequiredVerifierLPr() { 2221 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2222 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2223 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2224 2225 String requiredVerifier = null; 2226 2227 final int N = receivers.size(); 2228 for (int i = 0; i < N; i++) { 2229 final ResolveInfo info = receivers.get(i); 2230 2231 if (info.activityInfo == null) { 2232 continue; 2233 } 2234 2235 final String packageName = info.activityInfo.packageName; 2236 2237 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2238 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2239 continue; 2240 } 2241 2242 if (requiredVerifier != null) { 2243 throw new RuntimeException("There can be only one required verifier"); 2244 } 2245 2246 requiredVerifier = packageName; 2247 } 2248 2249 return requiredVerifier; 2250 } 2251 2252 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2253 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2254 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2255 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2256 2257 ComponentName verifierComponentName = null; 2258 2259 int priority = -1000; 2260 final int N = receivers.size(); 2261 for (int i = 0; i < N; i++) { 2262 final ResolveInfo info = receivers.get(i); 2263 2264 if (info.activityInfo == null) { 2265 continue; 2266 } 2267 2268 final String packageName = info.activityInfo.packageName; 2269 2270 final PackageSetting ps = mSettings.mPackages.get(packageName); 2271 if (ps == null) { 2272 continue; 2273 } 2274 2275 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2276 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2277 continue; 2278 } 2279 2280 // Select the IntentFilterVerifier with the highest priority 2281 if (priority < info.priority) { 2282 priority = info.priority; 2283 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2284 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2285 + verifierComponentName + " with priority: " + info.priority); 2286 } 2287 } 2288 2289 return verifierComponentName; 2290 } 2291 2292 private void primeDomainVerificationsLPw() { 2293 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2294 boolean updated = false; 2295 ArraySet<String> allHostsSet = new ArraySet<>(); 2296 for (PackageParser.Package pkg : mPackages.values()) { 2297 final String packageName = pkg.packageName; 2298 if (!hasDomainURLs(pkg)) { 2299 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2300 "package with no domain URLs: " + packageName); 2301 continue; 2302 } 2303 if (!pkg.isSystemApp()) { 2304 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2305 "No priming domain verifications for a non system package : " + 2306 packageName); 2307 continue; 2308 } 2309 for (PackageParser.Activity a : pkg.activities) { 2310 for (ActivityIntentInfo filter : a.intents) { 2311 if (hasValidDomains(filter)) { 2312 allHostsSet.addAll(filter.getHostsList()); 2313 } 2314 } 2315 } 2316 if (allHostsSet.size() == 0) { 2317 allHostsSet.add("*"); 2318 } 2319 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2320 IntentFilterVerificationInfo ivi = 2321 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2322 if (ivi != null) { 2323 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2324 "Priming domain verifications for package: " + packageName + 2325 " with hosts:" + ivi.getDomainsString()); 2326 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2327 updated = true; 2328 } 2329 else { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2331 "No priming domain verifications for package: " + packageName); 2332 } 2333 allHostsSet.clear(); 2334 } 2335 if (updated) { 2336 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2337 "Will need to write primed domain verifications"); 2338 } 2339 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2340 } 2341 2342 private void checkDefaultBrowser() { 2343 final int myUserId = UserHandle.myUserId(); 2344 final String packageName = getDefaultBrowserPackageName(myUserId); 2345 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2346 if (info == null) { 2347 Slog.w(TAG, "Clearing default Browser as its package is no more installed: " + 2348 packageName); 2349 setDefaultBrowserPackageName(null, myUserId); 2350 } 2351 } 2352 2353 @Override 2354 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2355 throws RemoteException { 2356 try { 2357 return super.onTransact(code, data, reply, flags); 2358 } catch (RuntimeException e) { 2359 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2360 Slog.wtf(TAG, "Package Manager Crash", e); 2361 } 2362 throw e; 2363 } 2364 } 2365 2366 void cleanupInstallFailedPackage(PackageSetting ps) { 2367 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2368 2369 removeDataDirsLI(ps.volumeUuid, ps.name); 2370 if (ps.codePath != null) { 2371 if (ps.codePath.isDirectory()) { 2372 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2373 } else { 2374 ps.codePath.delete(); 2375 } 2376 } 2377 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2378 if (ps.resourcePath.isDirectory()) { 2379 FileUtils.deleteContents(ps.resourcePath); 2380 } 2381 ps.resourcePath.delete(); 2382 } 2383 mSettings.removePackageLPw(ps.name); 2384 } 2385 2386 static int[] appendInts(int[] cur, int[] add) { 2387 if (add == null) return cur; 2388 if (cur == null) return add; 2389 final int N = add.length; 2390 for (int i=0; i<N; i++) { 2391 cur = appendInt(cur, add[i]); 2392 } 2393 return cur; 2394 } 2395 2396 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2397 if (!sUserManager.exists(userId)) return null; 2398 final PackageSetting ps = (PackageSetting) p.mExtras; 2399 if (ps == null) { 2400 return null; 2401 } 2402 2403 final PermissionsState permissionsState = ps.getPermissionsState(); 2404 2405 final int[] gids = permissionsState.computeGids(userId); 2406 final Set<String> permissions = permissionsState.getPermissions(userId); 2407 final PackageUserState state = ps.readUserState(userId); 2408 2409 return PackageParser.generatePackageInfo(p, gids, flags, 2410 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2411 } 2412 2413 @Override 2414 public boolean isPackageFrozen(String packageName) { 2415 synchronized (mPackages) { 2416 final PackageSetting ps = mSettings.mPackages.get(packageName); 2417 if (ps != null) { 2418 return ps.frozen; 2419 } 2420 } 2421 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2422 return true; 2423 } 2424 2425 @Override 2426 public boolean isPackageAvailable(String packageName, int userId) { 2427 if (!sUserManager.exists(userId)) return false; 2428 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2429 synchronized (mPackages) { 2430 PackageParser.Package p = mPackages.get(packageName); 2431 if (p != null) { 2432 final PackageSetting ps = (PackageSetting) p.mExtras; 2433 if (ps != null) { 2434 final PackageUserState state = ps.readUserState(userId); 2435 if (state != null) { 2436 return PackageParser.isAvailable(state); 2437 } 2438 } 2439 } 2440 } 2441 return false; 2442 } 2443 2444 @Override 2445 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2446 if (!sUserManager.exists(userId)) return null; 2447 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2448 // reader 2449 synchronized (mPackages) { 2450 PackageParser.Package p = mPackages.get(packageName); 2451 if (DEBUG_PACKAGE_INFO) 2452 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2453 if (p != null) { 2454 return generatePackageInfo(p, flags, userId); 2455 } 2456 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2457 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2458 } 2459 } 2460 return null; 2461 } 2462 2463 @Override 2464 public String[] currentToCanonicalPackageNames(String[] names) { 2465 String[] out = new String[names.length]; 2466 // reader 2467 synchronized (mPackages) { 2468 for (int i=names.length-1; i>=0; i--) { 2469 PackageSetting ps = mSettings.mPackages.get(names[i]); 2470 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2471 } 2472 } 2473 return out; 2474 } 2475 2476 @Override 2477 public String[] canonicalToCurrentPackageNames(String[] names) { 2478 String[] out = new String[names.length]; 2479 // reader 2480 synchronized (mPackages) { 2481 for (int i=names.length-1; i>=0; i--) { 2482 String cur = mSettings.mRenamedPackages.get(names[i]); 2483 out[i] = cur != null ? cur : names[i]; 2484 } 2485 } 2486 return out; 2487 } 2488 2489 @Override 2490 public int getPackageUid(String packageName, int userId) { 2491 if (!sUserManager.exists(userId)) return -1; 2492 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2493 2494 // reader 2495 synchronized (mPackages) { 2496 PackageParser.Package p = mPackages.get(packageName); 2497 if(p != null) { 2498 return UserHandle.getUid(userId, p.applicationInfo.uid); 2499 } 2500 PackageSetting ps = mSettings.mPackages.get(packageName); 2501 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2502 return -1; 2503 } 2504 p = ps.pkg; 2505 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2506 } 2507 } 2508 2509 @Override 2510 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2511 if (!sUserManager.exists(userId)) { 2512 return null; 2513 } 2514 2515 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2516 "getPackageGids"); 2517 2518 // reader 2519 synchronized (mPackages) { 2520 PackageParser.Package p = mPackages.get(packageName); 2521 if (DEBUG_PACKAGE_INFO) { 2522 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2523 } 2524 if (p != null) { 2525 PackageSetting ps = (PackageSetting) p.mExtras; 2526 return ps.getPermissionsState().computeGids(userId); 2527 } 2528 } 2529 2530 return null; 2531 } 2532 2533 static PermissionInfo generatePermissionInfo( 2534 BasePermission bp, int flags) { 2535 if (bp.perm != null) { 2536 return PackageParser.generatePermissionInfo(bp.perm, flags); 2537 } 2538 PermissionInfo pi = new PermissionInfo(); 2539 pi.name = bp.name; 2540 pi.packageName = bp.sourcePackage; 2541 pi.nonLocalizedLabel = bp.name; 2542 pi.protectionLevel = bp.protectionLevel; 2543 return pi; 2544 } 2545 2546 @Override 2547 public PermissionInfo getPermissionInfo(String name, int flags) { 2548 // reader 2549 synchronized (mPackages) { 2550 final BasePermission p = mSettings.mPermissions.get(name); 2551 if (p != null) { 2552 return generatePermissionInfo(p, flags); 2553 } 2554 return null; 2555 } 2556 } 2557 2558 @Override 2559 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2560 // reader 2561 synchronized (mPackages) { 2562 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2563 for (BasePermission p : mSettings.mPermissions.values()) { 2564 if (group == null) { 2565 if (p.perm == null || p.perm.info.group == null) { 2566 out.add(generatePermissionInfo(p, flags)); 2567 } 2568 } else { 2569 if (p.perm != null && group.equals(p.perm.info.group)) { 2570 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2571 } 2572 } 2573 } 2574 2575 if (out.size() > 0) { 2576 return out; 2577 } 2578 return mPermissionGroups.containsKey(group) ? out : null; 2579 } 2580 } 2581 2582 @Override 2583 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2584 // reader 2585 synchronized (mPackages) { 2586 return PackageParser.generatePermissionGroupInfo( 2587 mPermissionGroups.get(name), flags); 2588 } 2589 } 2590 2591 @Override 2592 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2593 // reader 2594 synchronized (mPackages) { 2595 final int N = mPermissionGroups.size(); 2596 ArrayList<PermissionGroupInfo> out 2597 = new ArrayList<PermissionGroupInfo>(N); 2598 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2599 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2600 } 2601 return out; 2602 } 2603 } 2604 2605 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2606 int userId) { 2607 if (!sUserManager.exists(userId)) return null; 2608 PackageSetting ps = mSettings.mPackages.get(packageName); 2609 if (ps != null) { 2610 if (ps.pkg == null) { 2611 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2612 flags, userId); 2613 if (pInfo != null) { 2614 return pInfo.applicationInfo; 2615 } 2616 return null; 2617 } 2618 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2619 ps.readUserState(userId), userId); 2620 } 2621 return null; 2622 } 2623 2624 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2625 int userId) { 2626 if (!sUserManager.exists(userId)) return null; 2627 PackageSetting ps = mSettings.mPackages.get(packageName); 2628 if (ps != null) { 2629 PackageParser.Package pkg = ps.pkg; 2630 if (pkg == null) { 2631 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2632 return null; 2633 } 2634 // Only data remains, so we aren't worried about code paths 2635 pkg = new PackageParser.Package(packageName); 2636 pkg.applicationInfo.packageName = packageName; 2637 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2638 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2639 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2640 packageName, userId).getAbsolutePath(); 2641 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2642 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2643 } 2644 return generatePackageInfo(pkg, flags, userId); 2645 } 2646 return null; 2647 } 2648 2649 @Override 2650 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2651 if (!sUserManager.exists(userId)) return null; 2652 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2653 // writer 2654 synchronized (mPackages) { 2655 PackageParser.Package p = mPackages.get(packageName); 2656 if (DEBUG_PACKAGE_INFO) Log.v( 2657 TAG, "getApplicationInfo " + packageName 2658 + ": " + p); 2659 if (p != null) { 2660 PackageSetting ps = mSettings.mPackages.get(packageName); 2661 if (ps == null) return null; 2662 // Note: isEnabledLP() does not apply here - always return info 2663 return PackageParser.generateApplicationInfo( 2664 p, flags, ps.readUserState(userId), userId); 2665 } 2666 if ("android".equals(packageName)||"system".equals(packageName)) { 2667 return mAndroidApplication; 2668 } 2669 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2670 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2671 } 2672 } 2673 return null; 2674 } 2675 2676 @Override 2677 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2678 final IPackageDataObserver observer) { 2679 mContext.enforceCallingOrSelfPermission( 2680 android.Manifest.permission.CLEAR_APP_CACHE, null); 2681 // Queue up an async operation since clearing cache may take a little while. 2682 mHandler.post(new Runnable() { 2683 public void run() { 2684 mHandler.removeCallbacks(this); 2685 int retCode = -1; 2686 synchronized (mInstallLock) { 2687 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2688 if (retCode < 0) { 2689 Slog.w(TAG, "Couldn't clear application caches"); 2690 } 2691 } 2692 if (observer != null) { 2693 try { 2694 observer.onRemoveCompleted(null, (retCode >= 0)); 2695 } catch (RemoteException e) { 2696 Slog.w(TAG, "RemoveException when invoking call back"); 2697 } 2698 } 2699 } 2700 }); 2701 } 2702 2703 @Override 2704 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2705 final IntentSender pi) { 2706 mContext.enforceCallingOrSelfPermission( 2707 android.Manifest.permission.CLEAR_APP_CACHE, null); 2708 // Queue up an async operation since clearing cache may take a little while. 2709 mHandler.post(new Runnable() { 2710 public void run() { 2711 mHandler.removeCallbacks(this); 2712 int retCode = -1; 2713 synchronized (mInstallLock) { 2714 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2715 if (retCode < 0) { 2716 Slog.w(TAG, "Couldn't clear application caches"); 2717 } 2718 } 2719 if(pi != null) { 2720 try { 2721 // Callback via pending intent 2722 int code = (retCode >= 0) ? 1 : 0; 2723 pi.sendIntent(null, code, null, 2724 null, null); 2725 } catch (SendIntentException e1) { 2726 Slog.i(TAG, "Failed to send pending intent"); 2727 } 2728 } 2729 } 2730 }); 2731 } 2732 2733 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2734 synchronized (mInstallLock) { 2735 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2736 throw new IOException("Failed to free enough space"); 2737 } 2738 } 2739 } 2740 2741 @Override 2742 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2743 if (!sUserManager.exists(userId)) return null; 2744 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2745 synchronized (mPackages) { 2746 PackageParser.Activity a = mActivities.mActivities.get(component); 2747 2748 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2749 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2750 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2751 if (ps == null) return null; 2752 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2753 userId); 2754 } 2755 if (mResolveComponentName.equals(component)) { 2756 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2757 new PackageUserState(), userId); 2758 } 2759 } 2760 return null; 2761 } 2762 2763 @Override 2764 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2765 String resolvedType) { 2766 synchronized (mPackages) { 2767 PackageParser.Activity a = mActivities.mActivities.get(component); 2768 if (a == null) { 2769 return false; 2770 } 2771 for (int i=0; i<a.intents.size(); i++) { 2772 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2773 intent.getData(), intent.getCategories(), TAG) >= 0) { 2774 return true; 2775 } 2776 } 2777 return false; 2778 } 2779 } 2780 2781 @Override 2782 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2783 if (!sUserManager.exists(userId)) return null; 2784 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2785 synchronized (mPackages) { 2786 PackageParser.Activity a = mReceivers.mActivities.get(component); 2787 if (DEBUG_PACKAGE_INFO) Log.v( 2788 TAG, "getReceiverInfo " + component + ": " + a); 2789 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2790 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2791 if (ps == null) return null; 2792 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2793 userId); 2794 } 2795 } 2796 return null; 2797 } 2798 2799 @Override 2800 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2801 if (!sUserManager.exists(userId)) return null; 2802 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2803 synchronized (mPackages) { 2804 PackageParser.Service s = mServices.mServices.get(component); 2805 if (DEBUG_PACKAGE_INFO) Log.v( 2806 TAG, "getServiceInfo " + component + ": " + s); 2807 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2808 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2809 if (ps == null) return null; 2810 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2811 userId); 2812 } 2813 } 2814 return null; 2815 } 2816 2817 @Override 2818 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2819 if (!sUserManager.exists(userId)) return null; 2820 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2821 synchronized (mPackages) { 2822 PackageParser.Provider p = mProviders.mProviders.get(component); 2823 if (DEBUG_PACKAGE_INFO) Log.v( 2824 TAG, "getProviderInfo " + component + ": " + p); 2825 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2826 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2827 if (ps == null) return null; 2828 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2829 userId); 2830 } 2831 } 2832 return null; 2833 } 2834 2835 @Override 2836 public String[] getSystemSharedLibraryNames() { 2837 Set<String> libSet; 2838 synchronized (mPackages) { 2839 libSet = mSharedLibraries.keySet(); 2840 int size = libSet.size(); 2841 if (size > 0) { 2842 String[] libs = new String[size]; 2843 libSet.toArray(libs); 2844 return libs; 2845 } 2846 } 2847 return null; 2848 } 2849 2850 /** 2851 * @hide 2852 */ 2853 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2854 synchronized (mPackages) { 2855 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2856 if (lib != null && lib.apk != null) { 2857 return mPackages.get(lib.apk); 2858 } 2859 } 2860 return null; 2861 } 2862 2863 @Override 2864 public FeatureInfo[] getSystemAvailableFeatures() { 2865 Collection<FeatureInfo> featSet; 2866 synchronized (mPackages) { 2867 featSet = mAvailableFeatures.values(); 2868 int size = featSet.size(); 2869 if (size > 0) { 2870 FeatureInfo[] features = new FeatureInfo[size+1]; 2871 featSet.toArray(features); 2872 FeatureInfo fi = new FeatureInfo(); 2873 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2874 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2875 features[size] = fi; 2876 return features; 2877 } 2878 } 2879 return null; 2880 } 2881 2882 @Override 2883 public boolean hasSystemFeature(String name) { 2884 synchronized (mPackages) { 2885 return mAvailableFeatures.containsKey(name); 2886 } 2887 } 2888 2889 private void checkValidCaller(int uid, int userId) { 2890 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2891 return; 2892 2893 throw new SecurityException("Caller uid=" + uid 2894 + " is not privileged to communicate with user=" + userId); 2895 } 2896 2897 @Override 2898 public int checkPermission(String permName, String pkgName, int userId) { 2899 if (!sUserManager.exists(userId)) { 2900 return PackageManager.PERMISSION_DENIED; 2901 } 2902 2903 synchronized (mPackages) { 2904 final PackageParser.Package p = mPackages.get(pkgName); 2905 if (p != null && p.mExtras != null) { 2906 final PackageSetting ps = (PackageSetting) p.mExtras; 2907 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2908 return PackageManager.PERMISSION_GRANTED; 2909 } 2910 } 2911 } 2912 2913 return PackageManager.PERMISSION_DENIED; 2914 } 2915 2916 @Override 2917 public int checkUidPermission(String permName, int uid) { 2918 final int userId = UserHandle.getUserId(uid); 2919 2920 if (!sUserManager.exists(userId)) { 2921 return PackageManager.PERMISSION_DENIED; 2922 } 2923 2924 synchronized (mPackages) { 2925 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2926 if (obj != null) { 2927 final SettingBase ps = (SettingBase) obj; 2928 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2929 return PackageManager.PERMISSION_GRANTED; 2930 } 2931 } else { 2932 ArraySet<String> perms = mSystemPermissions.get(uid); 2933 if (perms != null && perms.contains(permName)) { 2934 return PackageManager.PERMISSION_GRANTED; 2935 } 2936 } 2937 } 2938 2939 return PackageManager.PERMISSION_DENIED; 2940 } 2941 2942 /** 2943 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2944 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2945 * @param checkShell TODO(yamasani): 2946 * @param message the message to log on security exception 2947 */ 2948 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2949 boolean checkShell, String message) { 2950 if (userId < 0) { 2951 throw new IllegalArgumentException("Invalid userId " + userId); 2952 } 2953 if (checkShell) { 2954 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2955 } 2956 if (userId == UserHandle.getUserId(callingUid)) return; 2957 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2958 if (requireFullPermission) { 2959 mContext.enforceCallingOrSelfPermission( 2960 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2961 } else { 2962 try { 2963 mContext.enforceCallingOrSelfPermission( 2964 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2965 } catch (SecurityException se) { 2966 mContext.enforceCallingOrSelfPermission( 2967 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2968 } 2969 } 2970 } 2971 } 2972 2973 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2974 if (callingUid == Process.SHELL_UID) { 2975 if (userHandle >= 0 2976 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2977 throw new SecurityException("Shell does not have permission to access user " 2978 + userHandle); 2979 } else if (userHandle < 0) { 2980 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2981 + Debug.getCallers(3)); 2982 } 2983 } 2984 } 2985 2986 private BasePermission findPermissionTreeLP(String permName) { 2987 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2988 if (permName.startsWith(bp.name) && 2989 permName.length() > bp.name.length() && 2990 permName.charAt(bp.name.length()) == '.') { 2991 return bp; 2992 } 2993 } 2994 return null; 2995 } 2996 2997 private BasePermission checkPermissionTreeLP(String permName) { 2998 if (permName != null) { 2999 BasePermission bp = findPermissionTreeLP(permName); 3000 if (bp != null) { 3001 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3002 return bp; 3003 } 3004 throw new SecurityException("Calling uid " 3005 + Binder.getCallingUid() 3006 + " is not allowed to add to permission tree " 3007 + bp.name + " owned by uid " + bp.uid); 3008 } 3009 } 3010 throw new SecurityException("No permission tree found for " + permName); 3011 } 3012 3013 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3014 if (s1 == null) { 3015 return s2 == null; 3016 } 3017 if (s2 == null) { 3018 return false; 3019 } 3020 if (s1.getClass() != s2.getClass()) { 3021 return false; 3022 } 3023 return s1.equals(s2); 3024 } 3025 3026 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3027 if (pi1.icon != pi2.icon) return false; 3028 if (pi1.logo != pi2.logo) return false; 3029 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3030 if (!compareStrings(pi1.name, pi2.name)) return false; 3031 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3032 // We'll take care of setting this one. 3033 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3034 // These are not currently stored in settings. 3035 //if (!compareStrings(pi1.group, pi2.group)) return false; 3036 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3037 //if (pi1.labelRes != pi2.labelRes) return false; 3038 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3039 return true; 3040 } 3041 3042 int permissionInfoFootprint(PermissionInfo info) { 3043 int size = info.name.length(); 3044 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3045 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3046 return size; 3047 } 3048 3049 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3050 int size = 0; 3051 for (BasePermission perm : mSettings.mPermissions.values()) { 3052 if (perm.uid == tree.uid) { 3053 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3054 } 3055 } 3056 return size; 3057 } 3058 3059 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3060 // We calculate the max size of permissions defined by this uid and throw 3061 // if that plus the size of 'info' would exceed our stated maximum. 3062 if (tree.uid != Process.SYSTEM_UID) { 3063 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3064 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3065 throw new SecurityException("Permission tree size cap exceeded"); 3066 } 3067 } 3068 } 3069 3070 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3071 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3072 throw new SecurityException("Label must be specified in permission"); 3073 } 3074 BasePermission tree = checkPermissionTreeLP(info.name); 3075 BasePermission bp = mSettings.mPermissions.get(info.name); 3076 boolean added = bp == null; 3077 boolean changed = true; 3078 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3079 if (added) { 3080 enforcePermissionCapLocked(info, tree); 3081 bp = new BasePermission(info.name, tree.sourcePackage, 3082 BasePermission.TYPE_DYNAMIC); 3083 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3084 throw new SecurityException( 3085 "Not allowed to modify non-dynamic permission " 3086 + info.name); 3087 } else { 3088 if (bp.protectionLevel == fixedLevel 3089 && bp.perm.owner.equals(tree.perm.owner) 3090 && bp.uid == tree.uid 3091 && comparePermissionInfos(bp.perm.info, info)) { 3092 changed = false; 3093 } 3094 } 3095 bp.protectionLevel = fixedLevel; 3096 info = new PermissionInfo(info); 3097 info.protectionLevel = fixedLevel; 3098 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3099 bp.perm.info.packageName = tree.perm.info.packageName; 3100 bp.uid = tree.uid; 3101 if (added) { 3102 mSettings.mPermissions.put(info.name, bp); 3103 } 3104 if (changed) { 3105 if (!async) { 3106 mSettings.writeLPr(); 3107 } else { 3108 scheduleWriteSettingsLocked(); 3109 } 3110 } 3111 return added; 3112 } 3113 3114 @Override 3115 public boolean addPermission(PermissionInfo info) { 3116 synchronized (mPackages) { 3117 return addPermissionLocked(info, false); 3118 } 3119 } 3120 3121 @Override 3122 public boolean addPermissionAsync(PermissionInfo info) { 3123 synchronized (mPackages) { 3124 return addPermissionLocked(info, true); 3125 } 3126 } 3127 3128 @Override 3129 public void removePermission(String name) { 3130 synchronized (mPackages) { 3131 checkPermissionTreeLP(name); 3132 BasePermission bp = mSettings.mPermissions.get(name); 3133 if (bp != null) { 3134 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3135 throw new SecurityException( 3136 "Not allowed to modify non-dynamic permission " 3137 + name); 3138 } 3139 mSettings.mPermissions.remove(name); 3140 mSettings.writeLPr(); 3141 } 3142 } 3143 } 3144 3145 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3146 BasePermission bp) { 3147 int index = pkg.requestedPermissions.indexOf(bp.name); 3148 if (index == -1) { 3149 throw new SecurityException("Package " + pkg.packageName 3150 + " has not requested permission " + bp.name); 3151 } 3152 if (!bp.isRuntime()) { 3153 throw new SecurityException("Permission " + bp.name 3154 + " is not a changeable permission type"); 3155 } 3156 } 3157 3158 @Override 3159 public void grantRuntimePermission(String packageName, String name, int userId) { 3160 if (!sUserManager.exists(userId)) { 3161 Log.e(TAG, "No such user:" + userId); 3162 return; 3163 } 3164 3165 mContext.enforceCallingOrSelfPermission( 3166 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3167 "grantRuntimePermission"); 3168 3169 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3170 "grantRuntimePermission"); 3171 3172 boolean gidsChanged = false; 3173 final SettingBase sb; 3174 3175 synchronized (mPackages) { 3176 final PackageParser.Package pkg = mPackages.get(packageName); 3177 if (pkg == null) { 3178 throw new IllegalArgumentException("Unknown package: " + packageName); 3179 } 3180 3181 final BasePermission bp = mSettings.mPermissions.get(name); 3182 if (bp == null) { 3183 throw new IllegalArgumentException("Unknown permission: " + name); 3184 } 3185 3186 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3187 3188 sb = (SettingBase) pkg.mExtras; 3189 if (sb == null) { 3190 throw new IllegalArgumentException("Unknown package: " + packageName); 3191 } 3192 3193 final PermissionsState permissionsState = sb.getPermissionsState(); 3194 3195 final int flags = permissionsState.getPermissionFlags(name, userId); 3196 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3197 throw new SecurityException("Cannot grant system fixed permission: " 3198 + name + " for package: " + packageName); 3199 } 3200 3201 final int result = permissionsState.grantRuntimePermission(bp, userId); 3202 switch (result) { 3203 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3204 return; 3205 } 3206 3207 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3208 gidsChanged = true; 3209 } break; 3210 } 3211 3212 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3213 3214 // Not critical if that is lost - app has to request again. 3215 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3216 } 3217 3218 if (gidsChanged) { 3219 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3220 } 3221 } 3222 3223 @Override 3224 public void revokeRuntimePermission(String packageName, String name, int userId) { 3225 if (!sUserManager.exists(userId)) { 3226 Log.e(TAG, "No such user:" + userId); 3227 return; 3228 } 3229 3230 mContext.enforceCallingOrSelfPermission( 3231 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3232 "revokeRuntimePermission"); 3233 3234 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3235 "revokeRuntimePermission"); 3236 3237 final SettingBase sb; 3238 3239 synchronized (mPackages) { 3240 final PackageParser.Package pkg = mPackages.get(packageName); 3241 if (pkg == null) { 3242 throw new IllegalArgumentException("Unknown package: " + packageName); 3243 } 3244 3245 final BasePermission bp = mSettings.mPermissions.get(name); 3246 if (bp == null) { 3247 throw new IllegalArgumentException("Unknown permission: " + name); 3248 } 3249 3250 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3251 3252 sb = (SettingBase) pkg.mExtras; 3253 if (sb == null) { 3254 throw new IllegalArgumentException("Unknown package: " + packageName); 3255 } 3256 3257 final PermissionsState permissionsState = sb.getPermissionsState(); 3258 3259 final int flags = permissionsState.getPermissionFlags(name, userId); 3260 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3261 throw new SecurityException("Cannot revoke system fixed permission: " 3262 + name + " for package: " + packageName); 3263 } 3264 3265 if (permissionsState.revokeRuntimePermission(bp, userId) == 3266 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3267 return; 3268 } 3269 3270 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3271 3272 // Critical, after this call app should never have the permission. 3273 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3274 } 3275 3276 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3277 } 3278 3279 @Override 3280 public int getPermissionFlags(String name, String packageName, int userId) { 3281 if (!sUserManager.exists(userId)) { 3282 return 0; 3283 } 3284 3285 mContext.enforceCallingOrSelfPermission( 3286 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3287 "getPermissionFlags"); 3288 3289 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3290 "getPermissionFlags"); 3291 3292 synchronized (mPackages) { 3293 final PackageParser.Package pkg = mPackages.get(packageName); 3294 if (pkg == null) { 3295 throw new IllegalArgumentException("Unknown package: " + packageName); 3296 } 3297 3298 final BasePermission bp = mSettings.mPermissions.get(name); 3299 if (bp == null) { 3300 throw new IllegalArgumentException("Unknown permission: " + name); 3301 } 3302 3303 SettingBase sb = (SettingBase) pkg.mExtras; 3304 if (sb == null) { 3305 throw new IllegalArgumentException("Unknown package: " + packageName); 3306 } 3307 3308 PermissionsState permissionsState = sb.getPermissionsState(); 3309 return permissionsState.getPermissionFlags(name, userId); 3310 } 3311 } 3312 3313 @Override 3314 public void updatePermissionFlags(String name, String packageName, int flagMask, 3315 int flagValues, int userId) { 3316 if (!sUserManager.exists(userId)) { 3317 return; 3318 } 3319 3320 mContext.enforceCallingOrSelfPermission( 3321 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3322 "updatePermissionFlags"); 3323 3324 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3325 "updatePermissionFlags"); 3326 3327 // Only the system can change policy flags. 3328 if (getCallingUid() != Process.SYSTEM_UID) { 3329 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3330 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3331 } 3332 3333 // Only the package manager can change system flags. 3334 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3335 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3336 3337 synchronized (mPackages) { 3338 final PackageParser.Package pkg = mPackages.get(packageName); 3339 if (pkg == null) { 3340 throw new IllegalArgumentException("Unknown package: " + packageName); 3341 } 3342 3343 final BasePermission bp = mSettings.mPermissions.get(name); 3344 if (bp == null) { 3345 throw new IllegalArgumentException("Unknown permission: " + name); 3346 } 3347 3348 SettingBase sb = (SettingBase) pkg.mExtras; 3349 if (sb == null) { 3350 throw new IllegalArgumentException("Unknown package: " + packageName); 3351 } 3352 3353 PermissionsState permissionsState = sb.getPermissionsState(); 3354 3355 // Only the package manager can change flags for system component permissions. 3356 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3357 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3358 return; 3359 } 3360 3361 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3362 // Install and runtime permissions are stored in different places, 3363 // so figure out what permission changed and persist the change. 3364 if (permissionsState.getInstallPermissionState(name) != null) { 3365 scheduleWriteSettingsLocked(); 3366 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3367 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3368 } 3369 } 3370 } 3371 } 3372 3373 @Override 3374 public boolean shouldShowRequestPermissionRationale(String permissionName, 3375 String packageName, int userId) { 3376 if (UserHandle.getCallingUserId() != userId) { 3377 mContext.enforceCallingPermission( 3378 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3379 "canShowRequestPermissionRationale for user " + userId); 3380 } 3381 3382 final int uid = getPackageUid(packageName, userId); 3383 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3384 return false; 3385 } 3386 3387 if (checkPermission(permissionName, packageName, userId) 3388 == PackageManager.PERMISSION_GRANTED) { 3389 return false; 3390 } 3391 3392 final int flags; 3393 3394 final long identity = Binder.clearCallingIdentity(); 3395 try { 3396 flags = getPermissionFlags(permissionName, 3397 packageName, userId); 3398 } finally { 3399 Binder.restoreCallingIdentity(identity); 3400 } 3401 3402 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3403 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3404 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3405 3406 if ((flags & fixedFlags) != 0) { 3407 return false; 3408 } 3409 3410 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3411 } 3412 3413 @Override 3414 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3415 mContext.enforceCallingOrSelfPermission( 3416 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3417 "addOnPermissionsChangeListener"); 3418 3419 synchronized (mPackages) { 3420 mOnPermissionChangeListeners.addListenerLocked(listener); 3421 } 3422 } 3423 3424 @Override 3425 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3426 synchronized (mPackages) { 3427 mOnPermissionChangeListeners.removeListenerLocked(listener); 3428 } 3429 } 3430 3431 @Override 3432 public boolean isProtectedBroadcast(String actionName) { 3433 synchronized (mPackages) { 3434 return mProtectedBroadcasts.contains(actionName); 3435 } 3436 } 3437 3438 @Override 3439 public int checkSignatures(String pkg1, String pkg2) { 3440 synchronized (mPackages) { 3441 final PackageParser.Package p1 = mPackages.get(pkg1); 3442 final PackageParser.Package p2 = mPackages.get(pkg2); 3443 if (p1 == null || p1.mExtras == null 3444 || p2 == null || p2.mExtras == null) { 3445 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3446 } 3447 return compareSignatures(p1.mSignatures, p2.mSignatures); 3448 } 3449 } 3450 3451 @Override 3452 public int checkUidSignatures(int uid1, int uid2) { 3453 // Map to base uids. 3454 uid1 = UserHandle.getAppId(uid1); 3455 uid2 = UserHandle.getAppId(uid2); 3456 // reader 3457 synchronized (mPackages) { 3458 Signature[] s1; 3459 Signature[] s2; 3460 Object obj = mSettings.getUserIdLPr(uid1); 3461 if (obj != null) { 3462 if (obj instanceof SharedUserSetting) { 3463 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3464 } else if (obj instanceof PackageSetting) { 3465 s1 = ((PackageSetting)obj).signatures.mSignatures; 3466 } else { 3467 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3468 } 3469 } else { 3470 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3471 } 3472 obj = mSettings.getUserIdLPr(uid2); 3473 if (obj != null) { 3474 if (obj instanceof SharedUserSetting) { 3475 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3476 } else if (obj instanceof PackageSetting) { 3477 s2 = ((PackageSetting)obj).signatures.mSignatures; 3478 } else { 3479 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3480 } 3481 } else { 3482 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3483 } 3484 return compareSignatures(s1, s2); 3485 } 3486 } 3487 3488 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3489 final long identity = Binder.clearCallingIdentity(); 3490 try { 3491 if (sb instanceof SharedUserSetting) { 3492 SharedUserSetting sus = (SharedUserSetting) sb; 3493 final int packageCount = sus.packages.size(); 3494 for (int i = 0; i < packageCount; i++) { 3495 PackageSetting susPs = sus.packages.valueAt(i); 3496 if (userId == UserHandle.USER_ALL) { 3497 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3498 } else { 3499 final int uid = UserHandle.getUid(userId, susPs.appId); 3500 killUid(uid, reason); 3501 } 3502 } 3503 } else if (sb instanceof PackageSetting) { 3504 PackageSetting ps = (PackageSetting) sb; 3505 if (userId == UserHandle.USER_ALL) { 3506 killApplication(ps.pkg.packageName, ps.appId, reason); 3507 } else { 3508 final int uid = UserHandle.getUid(userId, ps.appId); 3509 killUid(uid, reason); 3510 } 3511 } 3512 } finally { 3513 Binder.restoreCallingIdentity(identity); 3514 } 3515 } 3516 3517 private static void killUid(int uid, String reason) { 3518 IActivityManager am = ActivityManagerNative.getDefault(); 3519 if (am != null) { 3520 try { 3521 am.killUid(uid, reason); 3522 } catch (RemoteException e) { 3523 /* ignore - same process */ 3524 } 3525 } 3526 } 3527 3528 /** 3529 * Compares two sets of signatures. Returns: 3530 * <br /> 3531 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3532 * <br /> 3533 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3534 * <br /> 3535 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3536 * <br /> 3537 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3538 * <br /> 3539 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3540 */ 3541 static int compareSignatures(Signature[] s1, Signature[] s2) { 3542 if (s1 == null) { 3543 return s2 == null 3544 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3545 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3546 } 3547 3548 if (s2 == null) { 3549 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3550 } 3551 3552 if (s1.length != s2.length) { 3553 return PackageManager.SIGNATURE_NO_MATCH; 3554 } 3555 3556 // Since both signature sets are of size 1, we can compare without HashSets. 3557 if (s1.length == 1) { 3558 return s1[0].equals(s2[0]) ? 3559 PackageManager.SIGNATURE_MATCH : 3560 PackageManager.SIGNATURE_NO_MATCH; 3561 } 3562 3563 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3564 for (Signature sig : s1) { 3565 set1.add(sig); 3566 } 3567 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3568 for (Signature sig : s2) { 3569 set2.add(sig); 3570 } 3571 // Make sure s2 contains all signatures in s1. 3572 if (set1.equals(set2)) { 3573 return PackageManager.SIGNATURE_MATCH; 3574 } 3575 return PackageManager.SIGNATURE_NO_MATCH; 3576 } 3577 3578 /** 3579 * If the database version for this type of package (internal storage or 3580 * external storage) is less than the version where package signatures 3581 * were updated, return true. 3582 */ 3583 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3584 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3585 DatabaseVersion.SIGNATURE_END_ENTITY)) 3586 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3587 DatabaseVersion.SIGNATURE_END_ENTITY)); 3588 } 3589 3590 /** 3591 * Used for backward compatibility to make sure any packages with 3592 * certificate chains get upgraded to the new style. {@code existingSigs} 3593 * will be in the old format (since they were stored on disk from before the 3594 * system upgrade) and {@code scannedSigs} will be in the newer format. 3595 */ 3596 private int compareSignaturesCompat(PackageSignatures existingSigs, 3597 PackageParser.Package scannedPkg) { 3598 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3599 return PackageManager.SIGNATURE_NO_MATCH; 3600 } 3601 3602 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3603 for (Signature sig : existingSigs.mSignatures) { 3604 existingSet.add(sig); 3605 } 3606 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3607 for (Signature sig : scannedPkg.mSignatures) { 3608 try { 3609 Signature[] chainSignatures = sig.getChainSignatures(); 3610 for (Signature chainSig : chainSignatures) { 3611 scannedCompatSet.add(chainSig); 3612 } 3613 } catch (CertificateEncodingException e) { 3614 scannedCompatSet.add(sig); 3615 } 3616 } 3617 /* 3618 * Make sure the expanded scanned set contains all signatures in the 3619 * existing one. 3620 */ 3621 if (scannedCompatSet.equals(existingSet)) { 3622 // Migrate the old signatures to the new scheme. 3623 existingSigs.assignSignatures(scannedPkg.mSignatures); 3624 // The new KeySets will be re-added later in the scanning process. 3625 synchronized (mPackages) { 3626 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3627 } 3628 return PackageManager.SIGNATURE_MATCH; 3629 } 3630 return PackageManager.SIGNATURE_NO_MATCH; 3631 } 3632 3633 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3634 if (isExternal(scannedPkg)) { 3635 return mSettings.isExternalDatabaseVersionOlderThan( 3636 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3637 } else { 3638 return mSettings.isInternalDatabaseVersionOlderThan( 3639 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3640 } 3641 } 3642 3643 private int compareSignaturesRecover(PackageSignatures existingSigs, 3644 PackageParser.Package scannedPkg) { 3645 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3646 return PackageManager.SIGNATURE_NO_MATCH; 3647 } 3648 3649 String msg = null; 3650 try { 3651 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3652 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3653 + scannedPkg.packageName); 3654 return PackageManager.SIGNATURE_MATCH; 3655 } 3656 } catch (CertificateException e) { 3657 msg = e.getMessage(); 3658 } 3659 3660 logCriticalInfo(Log.INFO, 3661 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3662 return PackageManager.SIGNATURE_NO_MATCH; 3663 } 3664 3665 @Override 3666 public String[] getPackagesForUid(int uid) { 3667 uid = UserHandle.getAppId(uid); 3668 // reader 3669 synchronized (mPackages) { 3670 Object obj = mSettings.getUserIdLPr(uid); 3671 if (obj instanceof SharedUserSetting) { 3672 final SharedUserSetting sus = (SharedUserSetting) obj; 3673 final int N = sus.packages.size(); 3674 final String[] res = new String[N]; 3675 final Iterator<PackageSetting> it = sus.packages.iterator(); 3676 int i = 0; 3677 while (it.hasNext()) { 3678 res[i++] = it.next().name; 3679 } 3680 return res; 3681 } else if (obj instanceof PackageSetting) { 3682 final PackageSetting ps = (PackageSetting) obj; 3683 return new String[] { ps.name }; 3684 } 3685 } 3686 return null; 3687 } 3688 3689 @Override 3690 public String getNameForUid(int uid) { 3691 // reader 3692 synchronized (mPackages) { 3693 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3694 if (obj instanceof SharedUserSetting) { 3695 final SharedUserSetting sus = (SharedUserSetting) obj; 3696 return sus.name + ":" + sus.userId; 3697 } else if (obj instanceof PackageSetting) { 3698 final PackageSetting ps = (PackageSetting) obj; 3699 return ps.name; 3700 } 3701 } 3702 return null; 3703 } 3704 3705 @Override 3706 public int getUidForSharedUser(String sharedUserName) { 3707 if(sharedUserName == null) { 3708 return -1; 3709 } 3710 // reader 3711 synchronized (mPackages) { 3712 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3713 if (suid == null) { 3714 return -1; 3715 } 3716 return suid.userId; 3717 } 3718 } 3719 3720 @Override 3721 public int getFlagsForUid(int uid) { 3722 synchronized (mPackages) { 3723 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3724 if (obj instanceof SharedUserSetting) { 3725 final SharedUserSetting sus = (SharedUserSetting) obj; 3726 return sus.pkgFlags; 3727 } else if (obj instanceof PackageSetting) { 3728 final PackageSetting ps = (PackageSetting) obj; 3729 return ps.pkgFlags; 3730 } 3731 } 3732 return 0; 3733 } 3734 3735 @Override 3736 public int getPrivateFlagsForUid(int uid) { 3737 synchronized (mPackages) { 3738 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3739 if (obj instanceof SharedUserSetting) { 3740 final SharedUserSetting sus = (SharedUserSetting) obj; 3741 return sus.pkgPrivateFlags; 3742 } else if (obj instanceof PackageSetting) { 3743 final PackageSetting ps = (PackageSetting) obj; 3744 return ps.pkgPrivateFlags; 3745 } 3746 } 3747 return 0; 3748 } 3749 3750 @Override 3751 public boolean isUidPrivileged(int uid) { 3752 uid = UserHandle.getAppId(uid); 3753 // reader 3754 synchronized (mPackages) { 3755 Object obj = mSettings.getUserIdLPr(uid); 3756 if (obj instanceof SharedUserSetting) { 3757 final SharedUserSetting sus = (SharedUserSetting) obj; 3758 final Iterator<PackageSetting> it = sus.packages.iterator(); 3759 while (it.hasNext()) { 3760 if (it.next().isPrivileged()) { 3761 return true; 3762 } 3763 } 3764 } else if (obj instanceof PackageSetting) { 3765 final PackageSetting ps = (PackageSetting) obj; 3766 return ps.isPrivileged(); 3767 } 3768 } 3769 return false; 3770 } 3771 3772 @Override 3773 public String[] getAppOpPermissionPackages(String permissionName) { 3774 synchronized (mPackages) { 3775 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3776 if (pkgs == null) { 3777 return null; 3778 } 3779 return pkgs.toArray(new String[pkgs.size()]); 3780 } 3781 } 3782 3783 @Override 3784 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3785 int flags, int userId) { 3786 if (!sUserManager.exists(userId)) return null; 3787 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3788 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3789 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3790 } 3791 3792 @Override 3793 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3794 IntentFilter filter, int match, ComponentName activity) { 3795 final int userId = UserHandle.getCallingUserId(); 3796 if (DEBUG_PREFERRED) { 3797 Log.v(TAG, "setLastChosenActivity intent=" + intent 3798 + " resolvedType=" + resolvedType 3799 + " flags=" + flags 3800 + " filter=" + filter 3801 + " match=" + match 3802 + " activity=" + activity); 3803 filter.dump(new PrintStreamPrinter(System.out), " "); 3804 } 3805 intent.setComponent(null); 3806 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3807 // Find any earlier preferred or last chosen entries and nuke them 3808 findPreferredActivity(intent, resolvedType, 3809 flags, query, 0, false, true, false, userId); 3810 // Add the new activity as the last chosen for this filter 3811 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3812 "Setting last chosen"); 3813 } 3814 3815 @Override 3816 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3817 final int userId = UserHandle.getCallingUserId(); 3818 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3819 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3820 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3821 false, false, false, userId); 3822 } 3823 3824 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3825 int flags, List<ResolveInfo> query, int userId) { 3826 if (query != null) { 3827 final int N = query.size(); 3828 if (N == 1) { 3829 return query.get(0); 3830 } else if (N > 1) { 3831 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3832 // If there is more than one activity with the same priority, 3833 // then let the user decide between them. 3834 ResolveInfo r0 = query.get(0); 3835 ResolveInfo r1 = query.get(1); 3836 if (DEBUG_INTENT_MATCHING || debug) { 3837 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3838 + r1.activityInfo.name + "=" + r1.priority); 3839 } 3840 // If the first activity has a higher priority, or a different 3841 // default, then it is always desireable to pick it. 3842 if (r0.priority != r1.priority 3843 || r0.preferredOrder != r1.preferredOrder 3844 || r0.isDefault != r1.isDefault) { 3845 return query.get(0); 3846 } 3847 // If we have saved a preference for a preferred activity for 3848 // this Intent, use that. 3849 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3850 flags, query, r0.priority, true, false, debug, userId); 3851 if (ri != null) { 3852 return ri; 3853 } 3854 if (userId != 0) { 3855 ri = new ResolveInfo(mResolveInfo); 3856 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3857 ri.activityInfo.applicationInfo = new ApplicationInfo( 3858 ri.activityInfo.applicationInfo); 3859 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3860 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3861 return ri; 3862 } 3863 return mResolveInfo; 3864 } 3865 } 3866 return null; 3867 } 3868 3869 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3870 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3871 final int N = query.size(); 3872 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3873 .get(userId); 3874 // Get the list of persistent preferred activities that handle the intent 3875 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3876 List<PersistentPreferredActivity> pprefs = ppir != null 3877 ? ppir.queryIntent(intent, resolvedType, 3878 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3879 : null; 3880 if (pprefs != null && pprefs.size() > 0) { 3881 final int M = pprefs.size(); 3882 for (int i=0; i<M; i++) { 3883 final PersistentPreferredActivity ppa = pprefs.get(i); 3884 if (DEBUG_PREFERRED || debug) { 3885 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3886 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3887 + "\n component=" + ppa.mComponent); 3888 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3889 } 3890 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3891 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3892 if (DEBUG_PREFERRED || debug) { 3893 Slog.v(TAG, "Found persistent preferred activity:"); 3894 if (ai != null) { 3895 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3896 } else { 3897 Slog.v(TAG, " null"); 3898 } 3899 } 3900 if (ai == null) { 3901 // This previously registered persistent preferred activity 3902 // component is no longer known. Ignore it and do NOT remove it. 3903 continue; 3904 } 3905 for (int j=0; j<N; j++) { 3906 final ResolveInfo ri = query.get(j); 3907 if (!ri.activityInfo.applicationInfo.packageName 3908 .equals(ai.applicationInfo.packageName)) { 3909 continue; 3910 } 3911 if (!ri.activityInfo.name.equals(ai.name)) { 3912 continue; 3913 } 3914 // Found a persistent preference that can handle the intent. 3915 if (DEBUG_PREFERRED || debug) { 3916 Slog.v(TAG, "Returning persistent preferred activity: " + 3917 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3918 } 3919 return ri; 3920 } 3921 } 3922 } 3923 return null; 3924 } 3925 3926 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3927 List<ResolveInfo> query, int priority, boolean always, 3928 boolean removeMatches, boolean debug, int userId) { 3929 if (!sUserManager.exists(userId)) return null; 3930 // writer 3931 synchronized (mPackages) { 3932 if (intent.getSelector() != null) { 3933 intent = intent.getSelector(); 3934 } 3935 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3936 3937 // Try to find a matching persistent preferred activity. 3938 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3939 debug, userId); 3940 3941 // If a persistent preferred activity matched, use it. 3942 if (pri != null) { 3943 return pri; 3944 } 3945 3946 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3947 // Get the list of preferred activities that handle the intent 3948 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3949 List<PreferredActivity> prefs = pir != null 3950 ? pir.queryIntent(intent, resolvedType, 3951 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3952 : null; 3953 if (prefs != null && prefs.size() > 0) { 3954 boolean changed = false; 3955 try { 3956 // First figure out how good the original match set is. 3957 // We will only allow preferred activities that came 3958 // from the same match quality. 3959 int match = 0; 3960 3961 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3962 3963 final int N = query.size(); 3964 for (int j=0; j<N; j++) { 3965 final ResolveInfo ri = query.get(j); 3966 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3967 + ": 0x" + Integer.toHexString(match)); 3968 if (ri.match > match) { 3969 match = ri.match; 3970 } 3971 } 3972 3973 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3974 + Integer.toHexString(match)); 3975 3976 match &= IntentFilter.MATCH_CATEGORY_MASK; 3977 final int M = prefs.size(); 3978 for (int i=0; i<M; i++) { 3979 final PreferredActivity pa = prefs.get(i); 3980 if (DEBUG_PREFERRED || debug) { 3981 Slog.v(TAG, "Checking PreferredActivity ds=" 3982 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3983 + "\n component=" + pa.mPref.mComponent); 3984 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3985 } 3986 if (pa.mPref.mMatch != match) { 3987 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3988 + Integer.toHexString(pa.mPref.mMatch)); 3989 continue; 3990 } 3991 // If it's not an "always" type preferred activity and that's what we're 3992 // looking for, skip it. 3993 if (always && !pa.mPref.mAlways) { 3994 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3995 continue; 3996 } 3997 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3998 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3999 if (DEBUG_PREFERRED || debug) { 4000 Slog.v(TAG, "Found preferred activity:"); 4001 if (ai != null) { 4002 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4003 } else { 4004 Slog.v(TAG, " null"); 4005 } 4006 } 4007 if (ai == null) { 4008 // This previously registered preferred activity 4009 // component is no longer known. Most likely an update 4010 // to the app was installed and in the new version this 4011 // component no longer exists. Clean it up by removing 4012 // it from the preferred activities list, and skip it. 4013 Slog.w(TAG, "Removing dangling preferred activity: " 4014 + pa.mPref.mComponent); 4015 pir.removeFilter(pa); 4016 changed = true; 4017 continue; 4018 } 4019 for (int j=0; j<N; j++) { 4020 final ResolveInfo ri = query.get(j); 4021 if (!ri.activityInfo.applicationInfo.packageName 4022 .equals(ai.applicationInfo.packageName)) { 4023 continue; 4024 } 4025 if (!ri.activityInfo.name.equals(ai.name)) { 4026 continue; 4027 } 4028 4029 if (removeMatches) { 4030 pir.removeFilter(pa); 4031 changed = true; 4032 if (DEBUG_PREFERRED) { 4033 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4034 } 4035 break; 4036 } 4037 4038 // Okay we found a previously set preferred or last chosen app. 4039 // If the result set is different from when this 4040 // was created, we need to clear it and re-ask the 4041 // user their preference, if we're looking for an "always" type entry. 4042 if (always && !pa.mPref.sameSet(query)) { 4043 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4044 + intent + " type " + resolvedType); 4045 if (DEBUG_PREFERRED) { 4046 Slog.v(TAG, "Removing preferred activity since set changed " 4047 + pa.mPref.mComponent); 4048 } 4049 pir.removeFilter(pa); 4050 // Re-add the filter as a "last chosen" entry (!always) 4051 PreferredActivity lastChosen = new PreferredActivity( 4052 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4053 pir.addFilter(lastChosen); 4054 changed = true; 4055 return null; 4056 } 4057 4058 // Yay! Either the set matched or we're looking for the last chosen 4059 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4060 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4061 return ri; 4062 } 4063 } 4064 } finally { 4065 if (changed) { 4066 if (DEBUG_PREFERRED) { 4067 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4068 } 4069 scheduleWritePackageRestrictionsLocked(userId); 4070 } 4071 } 4072 } 4073 } 4074 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4075 return null; 4076 } 4077 4078 /* 4079 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4080 */ 4081 @Override 4082 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4083 int targetUserId) { 4084 mContext.enforceCallingOrSelfPermission( 4085 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4086 List<CrossProfileIntentFilter> matches = 4087 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4088 if (matches != null) { 4089 int size = matches.size(); 4090 for (int i = 0; i < size; i++) { 4091 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4092 } 4093 } 4094 return false; 4095 } 4096 4097 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4098 String resolvedType, int userId) { 4099 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4100 if (resolver != null) { 4101 return resolver.queryIntent(intent, resolvedType, false, userId); 4102 } 4103 return null; 4104 } 4105 4106 @Override 4107 public List<ResolveInfo> queryIntentActivities(Intent intent, 4108 String resolvedType, int flags, int userId) { 4109 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4110 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4111 ComponentName comp = intent.getComponent(); 4112 if (comp == null) { 4113 if (intent.getSelector() != null) { 4114 intent = intent.getSelector(); 4115 comp = intent.getComponent(); 4116 } 4117 } 4118 4119 if (comp != null) { 4120 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4121 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4122 if (ai != null) { 4123 final ResolveInfo ri = new ResolveInfo(); 4124 ri.activityInfo = ai; 4125 list.add(ri); 4126 } 4127 return list; 4128 } 4129 4130 // reader 4131 synchronized (mPackages) { 4132 final String pkgName = intent.getPackage(); 4133 if (pkgName == null) { 4134 List<CrossProfileIntentFilter> matchingFilters = 4135 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4136 // Check for results that need to skip the current profile. 4137 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4138 resolvedType, flags, userId); 4139 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4140 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4141 result.add(resolveInfo); 4142 return filterIfNotPrimaryUser(result, userId); 4143 } 4144 4145 // Check for results in the current profile. 4146 List<ResolveInfo> result = mActivities.queryIntent( 4147 intent, resolvedType, flags, userId); 4148 4149 // Check for cross profile results. 4150 resolveInfo = queryCrossProfileIntents( 4151 matchingFilters, intent, resolvedType, flags, userId); 4152 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4153 result.add(resolveInfo); 4154 Collections.sort(result, mResolvePrioritySorter); 4155 } 4156 result = filterIfNotPrimaryUser(result, userId); 4157 if (result.size() > 1 && hasWebURI(intent)) { 4158 return filterCandidatesWithDomainPreferedActivitiesLPr(flags, result); 4159 } 4160 return result; 4161 } 4162 final PackageParser.Package pkg = mPackages.get(pkgName); 4163 if (pkg != null) { 4164 return filterIfNotPrimaryUser( 4165 mActivities.queryIntentForPackage( 4166 intent, resolvedType, flags, pkg.activities, userId), 4167 userId); 4168 } 4169 return new ArrayList<ResolveInfo>(); 4170 } 4171 } 4172 4173 private boolean isUserEnabled(int userId) { 4174 long callingId = Binder.clearCallingIdentity(); 4175 try { 4176 UserInfo userInfo = sUserManager.getUserInfo(userId); 4177 return userInfo != null && userInfo.isEnabled(); 4178 } finally { 4179 Binder.restoreCallingIdentity(callingId); 4180 } 4181 } 4182 4183 /** 4184 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4185 * 4186 * @return filtered list 4187 */ 4188 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4189 if (userId == UserHandle.USER_OWNER) { 4190 return resolveInfos; 4191 } 4192 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4193 ResolveInfo info = resolveInfos.get(i); 4194 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4195 resolveInfos.remove(i); 4196 } 4197 } 4198 return resolveInfos; 4199 } 4200 4201 private static boolean hasWebURI(Intent intent) { 4202 if (intent.getData() == null) { 4203 return false; 4204 } 4205 final String scheme = intent.getScheme(); 4206 if (TextUtils.isEmpty(scheme)) { 4207 return false; 4208 } 4209 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4210 } 4211 4212 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4213 int flags, List<ResolveInfo> candidates) { 4214 if (DEBUG_PREFERRED) { 4215 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4216 candidates.size()); 4217 } 4218 4219 final int userId = UserHandle.getCallingUserId(); 4220 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4221 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4222 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4223 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4224 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4225 4226 synchronized (mPackages) { 4227 final int count = candidates.size(); 4228 // First, try to use the domain prefered App. Partition the candidates into four lists: 4229 // one for the final results, one for the "do not use ever", one for "undefined status" 4230 // and finally one for "Browser App type". 4231 for (int n=0; n<count; n++) { 4232 ResolveInfo info = candidates.get(n); 4233 String packageName = info.activityInfo.packageName; 4234 PackageSetting ps = mSettings.mPackages.get(packageName); 4235 if (ps != null) { 4236 // Add to the special match all list (Browser use case) 4237 if (info.handleAllWebDataURI) { 4238 matchAllList.add(info); 4239 continue; 4240 } 4241 // Try to get the status from User settings first 4242 int status = getDomainVerificationStatusLPr(ps, userId); 4243 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4244 alwaysList.add(info); 4245 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4246 neverList.add(info); 4247 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4248 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4249 undefinedList.add(info); 4250 } 4251 } 4252 } 4253 // First try to add the "always" if there is any 4254 if (alwaysList.size() > 0) { 4255 result.addAll(alwaysList); 4256 } else { 4257 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4258 result.addAll(undefinedList); 4259 // Also add Browsers (all of them or only the default one) 4260 if ((flags & MATCH_ALL) != 0) { 4261 result.addAll(matchAllList); 4262 } else { 4263 // Try to add the Default Browser if we can 4264 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4265 UserHandle.myUserId()); 4266 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4267 boolean defaultBrowserFound = false; 4268 final int browserCount = matchAllList.size(); 4269 for (int n=0; n<browserCount; n++) { 4270 ResolveInfo browser = matchAllList.get(n); 4271 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4272 result.add(browser); 4273 defaultBrowserFound = true; 4274 break; 4275 } 4276 } 4277 if (!defaultBrowserFound) { 4278 result.addAll(matchAllList); 4279 } 4280 } else { 4281 result.addAll(matchAllList); 4282 } 4283 } 4284 4285 // If there is nothing selected, add all candidates and remove the ones that the User 4286 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4287 if (result.size() == 0) { 4288 result.addAll(candidates); 4289 result.removeAll(neverList); 4290 } 4291 } 4292 } 4293 if (DEBUG_PREFERRED) { 4294 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4295 result.size()); 4296 } 4297 return result; 4298 } 4299 4300 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4301 int status = ps.getDomainVerificationStatusForUser(userId); 4302 // if none available, get the master status 4303 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4304 if (ps.getIntentFilterVerificationInfo() != null) { 4305 status = ps.getIntentFilterVerificationInfo().getStatus(); 4306 } 4307 } 4308 return status; 4309 } 4310 4311 private ResolveInfo querySkipCurrentProfileIntents( 4312 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4313 int flags, int sourceUserId) { 4314 if (matchingFilters != null) { 4315 int size = matchingFilters.size(); 4316 for (int i = 0; i < size; i ++) { 4317 CrossProfileIntentFilter filter = matchingFilters.get(i); 4318 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4319 // Checking if there are activities in the target user that can handle the 4320 // intent. 4321 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4322 flags, sourceUserId); 4323 if (resolveInfo != null) { 4324 return resolveInfo; 4325 } 4326 } 4327 } 4328 } 4329 return null; 4330 } 4331 4332 // Return matching ResolveInfo if any for skip current profile intent filters. 4333 private ResolveInfo queryCrossProfileIntents( 4334 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4335 int flags, int sourceUserId) { 4336 if (matchingFilters != null) { 4337 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4338 // match the same intent. For performance reasons, it is better not to 4339 // run queryIntent twice for the same userId 4340 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4341 int size = matchingFilters.size(); 4342 for (int i = 0; i < size; i++) { 4343 CrossProfileIntentFilter filter = matchingFilters.get(i); 4344 int targetUserId = filter.getTargetUserId(); 4345 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4346 && !alreadyTriedUserIds.get(targetUserId)) { 4347 // Checking if there are activities in the target user that can handle the 4348 // intent. 4349 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4350 flags, sourceUserId); 4351 if (resolveInfo != null) return resolveInfo; 4352 alreadyTriedUserIds.put(targetUserId, true); 4353 } 4354 } 4355 } 4356 return null; 4357 } 4358 4359 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4360 String resolvedType, int flags, int sourceUserId) { 4361 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4362 resolvedType, flags, filter.getTargetUserId()); 4363 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4364 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4365 } 4366 return null; 4367 } 4368 4369 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4370 int sourceUserId, int targetUserId) { 4371 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4372 String className; 4373 if (targetUserId == UserHandle.USER_OWNER) { 4374 className = FORWARD_INTENT_TO_USER_OWNER; 4375 } else { 4376 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4377 } 4378 ComponentName forwardingActivityComponentName = new ComponentName( 4379 mAndroidApplication.packageName, className); 4380 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4381 sourceUserId); 4382 if (targetUserId == UserHandle.USER_OWNER) { 4383 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4384 forwardingResolveInfo.noResourceId = true; 4385 } 4386 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4387 forwardingResolveInfo.priority = 0; 4388 forwardingResolveInfo.preferredOrder = 0; 4389 forwardingResolveInfo.match = 0; 4390 forwardingResolveInfo.isDefault = true; 4391 forwardingResolveInfo.filter = filter; 4392 forwardingResolveInfo.targetUserId = targetUserId; 4393 return forwardingResolveInfo; 4394 } 4395 4396 @Override 4397 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4398 Intent[] specifics, String[] specificTypes, Intent intent, 4399 String resolvedType, int flags, int userId) { 4400 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4401 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4402 false, "query intent activity options"); 4403 final String resultsAction = intent.getAction(); 4404 4405 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4406 | PackageManager.GET_RESOLVED_FILTER, userId); 4407 4408 if (DEBUG_INTENT_MATCHING) { 4409 Log.v(TAG, "Query " + intent + ": " + results); 4410 } 4411 4412 int specificsPos = 0; 4413 int N; 4414 4415 // todo: note that the algorithm used here is O(N^2). This 4416 // isn't a problem in our current environment, but if we start running 4417 // into situations where we have more than 5 or 10 matches then this 4418 // should probably be changed to something smarter... 4419 4420 // First we go through and resolve each of the specific items 4421 // that were supplied, taking care of removing any corresponding 4422 // duplicate items in the generic resolve list. 4423 if (specifics != null) { 4424 for (int i=0; i<specifics.length; i++) { 4425 final Intent sintent = specifics[i]; 4426 if (sintent == null) { 4427 continue; 4428 } 4429 4430 if (DEBUG_INTENT_MATCHING) { 4431 Log.v(TAG, "Specific #" + i + ": " + sintent); 4432 } 4433 4434 String action = sintent.getAction(); 4435 if (resultsAction != null && resultsAction.equals(action)) { 4436 // If this action was explicitly requested, then don't 4437 // remove things that have it. 4438 action = null; 4439 } 4440 4441 ResolveInfo ri = null; 4442 ActivityInfo ai = null; 4443 4444 ComponentName comp = sintent.getComponent(); 4445 if (comp == null) { 4446 ri = resolveIntent( 4447 sintent, 4448 specificTypes != null ? specificTypes[i] : null, 4449 flags, userId); 4450 if (ri == null) { 4451 continue; 4452 } 4453 if (ri == mResolveInfo) { 4454 // ACK! Must do something better with this. 4455 } 4456 ai = ri.activityInfo; 4457 comp = new ComponentName(ai.applicationInfo.packageName, 4458 ai.name); 4459 } else { 4460 ai = getActivityInfo(comp, flags, userId); 4461 if (ai == null) { 4462 continue; 4463 } 4464 } 4465 4466 // Look for any generic query activities that are duplicates 4467 // of this specific one, and remove them from the results. 4468 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4469 N = results.size(); 4470 int j; 4471 for (j=specificsPos; j<N; j++) { 4472 ResolveInfo sri = results.get(j); 4473 if ((sri.activityInfo.name.equals(comp.getClassName()) 4474 && sri.activityInfo.applicationInfo.packageName.equals( 4475 comp.getPackageName())) 4476 || (action != null && sri.filter.matchAction(action))) { 4477 results.remove(j); 4478 if (DEBUG_INTENT_MATCHING) Log.v( 4479 TAG, "Removing duplicate item from " + j 4480 + " due to specific " + specificsPos); 4481 if (ri == null) { 4482 ri = sri; 4483 } 4484 j--; 4485 N--; 4486 } 4487 } 4488 4489 // Add this specific item to its proper place. 4490 if (ri == null) { 4491 ri = new ResolveInfo(); 4492 ri.activityInfo = ai; 4493 } 4494 results.add(specificsPos, ri); 4495 ri.specificIndex = i; 4496 specificsPos++; 4497 } 4498 } 4499 4500 // Now we go through the remaining generic results and remove any 4501 // duplicate actions that are found here. 4502 N = results.size(); 4503 for (int i=specificsPos; i<N-1; i++) { 4504 final ResolveInfo rii = results.get(i); 4505 if (rii.filter == null) { 4506 continue; 4507 } 4508 4509 // Iterate over all of the actions of this result's intent 4510 // filter... typically this should be just one. 4511 final Iterator<String> it = rii.filter.actionsIterator(); 4512 if (it == null) { 4513 continue; 4514 } 4515 while (it.hasNext()) { 4516 final String action = it.next(); 4517 if (resultsAction != null && resultsAction.equals(action)) { 4518 // If this action was explicitly requested, then don't 4519 // remove things that have it. 4520 continue; 4521 } 4522 for (int j=i+1; j<N; j++) { 4523 final ResolveInfo rij = results.get(j); 4524 if (rij.filter != null && rij.filter.hasAction(action)) { 4525 results.remove(j); 4526 if (DEBUG_INTENT_MATCHING) Log.v( 4527 TAG, "Removing duplicate item from " + j 4528 + " due to action " + action + " at " + i); 4529 j--; 4530 N--; 4531 } 4532 } 4533 } 4534 4535 // If the caller didn't request filter information, drop it now 4536 // so we don't have to marshall/unmarshall it. 4537 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4538 rii.filter = null; 4539 } 4540 } 4541 4542 // Filter out the caller activity if so requested. 4543 if (caller != null) { 4544 N = results.size(); 4545 for (int i=0; i<N; i++) { 4546 ActivityInfo ainfo = results.get(i).activityInfo; 4547 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4548 && caller.getClassName().equals(ainfo.name)) { 4549 results.remove(i); 4550 break; 4551 } 4552 } 4553 } 4554 4555 // If the caller didn't request filter information, 4556 // drop them now so we don't have to 4557 // marshall/unmarshall it. 4558 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4559 N = results.size(); 4560 for (int i=0; i<N; i++) { 4561 results.get(i).filter = null; 4562 } 4563 } 4564 4565 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4566 return results; 4567 } 4568 4569 @Override 4570 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4571 int userId) { 4572 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4573 ComponentName comp = intent.getComponent(); 4574 if (comp == null) { 4575 if (intent.getSelector() != null) { 4576 intent = intent.getSelector(); 4577 comp = intent.getComponent(); 4578 } 4579 } 4580 if (comp != null) { 4581 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4582 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4583 if (ai != null) { 4584 ResolveInfo ri = new ResolveInfo(); 4585 ri.activityInfo = ai; 4586 list.add(ri); 4587 } 4588 return list; 4589 } 4590 4591 // reader 4592 synchronized (mPackages) { 4593 String pkgName = intent.getPackage(); 4594 if (pkgName == null) { 4595 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4596 } 4597 final PackageParser.Package pkg = mPackages.get(pkgName); 4598 if (pkg != null) { 4599 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4600 userId); 4601 } 4602 return null; 4603 } 4604 } 4605 4606 @Override 4607 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4608 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4609 if (!sUserManager.exists(userId)) return null; 4610 if (query != null) { 4611 if (query.size() >= 1) { 4612 // If there is more than one service with the same priority, 4613 // just arbitrarily pick the first one. 4614 return query.get(0); 4615 } 4616 } 4617 return null; 4618 } 4619 4620 @Override 4621 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4622 int userId) { 4623 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4624 ComponentName comp = intent.getComponent(); 4625 if (comp == null) { 4626 if (intent.getSelector() != null) { 4627 intent = intent.getSelector(); 4628 comp = intent.getComponent(); 4629 } 4630 } 4631 if (comp != null) { 4632 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4633 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4634 if (si != null) { 4635 final ResolveInfo ri = new ResolveInfo(); 4636 ri.serviceInfo = si; 4637 list.add(ri); 4638 } 4639 return list; 4640 } 4641 4642 // reader 4643 synchronized (mPackages) { 4644 String pkgName = intent.getPackage(); 4645 if (pkgName == null) { 4646 return mServices.queryIntent(intent, resolvedType, flags, userId); 4647 } 4648 final PackageParser.Package pkg = mPackages.get(pkgName); 4649 if (pkg != null) { 4650 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4651 userId); 4652 } 4653 return null; 4654 } 4655 } 4656 4657 @Override 4658 public List<ResolveInfo> queryIntentContentProviders( 4659 Intent intent, String resolvedType, int flags, int userId) { 4660 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4661 ComponentName comp = intent.getComponent(); 4662 if (comp == null) { 4663 if (intent.getSelector() != null) { 4664 intent = intent.getSelector(); 4665 comp = intent.getComponent(); 4666 } 4667 } 4668 if (comp != null) { 4669 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4670 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4671 if (pi != null) { 4672 final ResolveInfo ri = new ResolveInfo(); 4673 ri.providerInfo = pi; 4674 list.add(ri); 4675 } 4676 return list; 4677 } 4678 4679 // reader 4680 synchronized (mPackages) { 4681 String pkgName = intent.getPackage(); 4682 if (pkgName == null) { 4683 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4684 } 4685 final PackageParser.Package pkg = mPackages.get(pkgName); 4686 if (pkg != null) { 4687 return mProviders.queryIntentForPackage( 4688 intent, resolvedType, flags, pkg.providers, userId); 4689 } 4690 return null; 4691 } 4692 } 4693 4694 @Override 4695 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4696 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4697 4698 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4699 4700 // writer 4701 synchronized (mPackages) { 4702 ArrayList<PackageInfo> list; 4703 if (listUninstalled) { 4704 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4705 for (PackageSetting ps : mSettings.mPackages.values()) { 4706 PackageInfo pi; 4707 if (ps.pkg != null) { 4708 pi = generatePackageInfo(ps.pkg, flags, userId); 4709 } else { 4710 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4711 } 4712 if (pi != null) { 4713 list.add(pi); 4714 } 4715 } 4716 } else { 4717 list = new ArrayList<PackageInfo>(mPackages.size()); 4718 for (PackageParser.Package p : mPackages.values()) { 4719 PackageInfo pi = generatePackageInfo(p, flags, userId); 4720 if (pi != null) { 4721 list.add(pi); 4722 } 4723 } 4724 } 4725 4726 return new ParceledListSlice<PackageInfo>(list); 4727 } 4728 } 4729 4730 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4731 String[] permissions, boolean[] tmp, int flags, int userId) { 4732 int numMatch = 0; 4733 final PermissionsState permissionsState = ps.getPermissionsState(); 4734 for (int i=0; i<permissions.length; i++) { 4735 final String permission = permissions[i]; 4736 if (permissionsState.hasPermission(permission, userId)) { 4737 tmp[i] = true; 4738 numMatch++; 4739 } else { 4740 tmp[i] = false; 4741 } 4742 } 4743 if (numMatch == 0) { 4744 return; 4745 } 4746 PackageInfo pi; 4747 if (ps.pkg != null) { 4748 pi = generatePackageInfo(ps.pkg, flags, userId); 4749 } else { 4750 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4751 } 4752 // The above might return null in cases of uninstalled apps or install-state 4753 // skew across users/profiles. 4754 if (pi != null) { 4755 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4756 if (numMatch == permissions.length) { 4757 pi.requestedPermissions = permissions; 4758 } else { 4759 pi.requestedPermissions = new String[numMatch]; 4760 numMatch = 0; 4761 for (int i=0; i<permissions.length; i++) { 4762 if (tmp[i]) { 4763 pi.requestedPermissions[numMatch] = permissions[i]; 4764 numMatch++; 4765 } 4766 } 4767 } 4768 } 4769 list.add(pi); 4770 } 4771 } 4772 4773 @Override 4774 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4775 String[] permissions, int flags, int userId) { 4776 if (!sUserManager.exists(userId)) return null; 4777 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4778 4779 // writer 4780 synchronized (mPackages) { 4781 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4782 boolean[] tmpBools = new boolean[permissions.length]; 4783 if (listUninstalled) { 4784 for (PackageSetting ps : mSettings.mPackages.values()) { 4785 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4786 } 4787 } else { 4788 for (PackageParser.Package pkg : mPackages.values()) { 4789 PackageSetting ps = (PackageSetting)pkg.mExtras; 4790 if (ps != null) { 4791 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4792 userId); 4793 } 4794 } 4795 } 4796 4797 return new ParceledListSlice<PackageInfo>(list); 4798 } 4799 } 4800 4801 @Override 4802 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4803 if (!sUserManager.exists(userId)) return null; 4804 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4805 4806 // writer 4807 synchronized (mPackages) { 4808 ArrayList<ApplicationInfo> list; 4809 if (listUninstalled) { 4810 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4811 for (PackageSetting ps : mSettings.mPackages.values()) { 4812 ApplicationInfo ai; 4813 if (ps.pkg != null) { 4814 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4815 ps.readUserState(userId), userId); 4816 } else { 4817 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4818 } 4819 if (ai != null) { 4820 list.add(ai); 4821 } 4822 } 4823 } else { 4824 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4825 for (PackageParser.Package p : mPackages.values()) { 4826 if (p.mExtras != null) { 4827 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4828 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4829 if (ai != null) { 4830 list.add(ai); 4831 } 4832 } 4833 } 4834 } 4835 4836 return new ParceledListSlice<ApplicationInfo>(list); 4837 } 4838 } 4839 4840 public List<ApplicationInfo> getPersistentApplications(int flags) { 4841 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4842 4843 // reader 4844 synchronized (mPackages) { 4845 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4846 final int userId = UserHandle.getCallingUserId(); 4847 while (i.hasNext()) { 4848 final PackageParser.Package p = i.next(); 4849 if (p.applicationInfo != null 4850 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4851 && (!mSafeMode || isSystemApp(p))) { 4852 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4853 if (ps != null) { 4854 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4855 ps.readUserState(userId), userId); 4856 if (ai != null) { 4857 finalList.add(ai); 4858 } 4859 } 4860 } 4861 } 4862 } 4863 4864 return finalList; 4865 } 4866 4867 @Override 4868 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4869 if (!sUserManager.exists(userId)) return null; 4870 // reader 4871 synchronized (mPackages) { 4872 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4873 PackageSetting ps = provider != null 4874 ? mSettings.mPackages.get(provider.owner.packageName) 4875 : null; 4876 return ps != null 4877 && mSettings.isEnabledLPr(provider.info, flags, userId) 4878 && (!mSafeMode || (provider.info.applicationInfo.flags 4879 &ApplicationInfo.FLAG_SYSTEM) != 0) 4880 ? PackageParser.generateProviderInfo(provider, flags, 4881 ps.readUserState(userId), userId) 4882 : null; 4883 } 4884 } 4885 4886 /** 4887 * @deprecated 4888 */ 4889 @Deprecated 4890 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4891 // reader 4892 synchronized (mPackages) { 4893 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4894 .entrySet().iterator(); 4895 final int userId = UserHandle.getCallingUserId(); 4896 while (i.hasNext()) { 4897 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4898 PackageParser.Provider p = entry.getValue(); 4899 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4900 4901 if (ps != null && p.syncable 4902 && (!mSafeMode || (p.info.applicationInfo.flags 4903 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4904 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4905 ps.readUserState(userId), userId); 4906 if (info != null) { 4907 outNames.add(entry.getKey()); 4908 outInfo.add(info); 4909 } 4910 } 4911 } 4912 } 4913 } 4914 4915 @Override 4916 public List<ProviderInfo> queryContentProviders(String processName, 4917 int uid, int flags) { 4918 ArrayList<ProviderInfo> finalList = null; 4919 // reader 4920 synchronized (mPackages) { 4921 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4922 final int userId = processName != null ? 4923 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4924 while (i.hasNext()) { 4925 final PackageParser.Provider p = i.next(); 4926 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4927 if (ps != null && p.info.authority != null 4928 && (processName == null 4929 || (p.info.processName.equals(processName) 4930 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4931 && mSettings.isEnabledLPr(p.info, flags, userId) 4932 && (!mSafeMode 4933 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4934 if (finalList == null) { 4935 finalList = new ArrayList<ProviderInfo>(3); 4936 } 4937 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4938 ps.readUserState(userId), userId); 4939 if (info != null) { 4940 finalList.add(info); 4941 } 4942 } 4943 } 4944 } 4945 4946 if (finalList != null) { 4947 Collections.sort(finalList, mProviderInitOrderSorter); 4948 } 4949 4950 return finalList; 4951 } 4952 4953 @Override 4954 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4955 int flags) { 4956 // reader 4957 synchronized (mPackages) { 4958 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4959 return PackageParser.generateInstrumentationInfo(i, flags); 4960 } 4961 } 4962 4963 @Override 4964 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4965 int flags) { 4966 ArrayList<InstrumentationInfo> finalList = 4967 new ArrayList<InstrumentationInfo>(); 4968 4969 // reader 4970 synchronized (mPackages) { 4971 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4972 while (i.hasNext()) { 4973 final PackageParser.Instrumentation p = i.next(); 4974 if (targetPackage == null 4975 || targetPackage.equals(p.info.targetPackage)) { 4976 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4977 flags); 4978 if (ii != null) { 4979 finalList.add(ii); 4980 } 4981 } 4982 } 4983 } 4984 4985 return finalList; 4986 } 4987 4988 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4989 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4990 if (overlays == null) { 4991 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4992 return; 4993 } 4994 for (PackageParser.Package opkg : overlays.values()) { 4995 // Not much to do if idmap fails: we already logged the error 4996 // and we certainly don't want to abort installation of pkg simply 4997 // because an overlay didn't fit properly. For these reasons, 4998 // ignore the return value of createIdmapForPackagePairLI. 4999 createIdmapForPackagePairLI(pkg, opkg); 5000 } 5001 } 5002 5003 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5004 PackageParser.Package opkg) { 5005 if (!opkg.mTrustedOverlay) { 5006 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5007 opkg.baseCodePath + ": overlay not trusted"); 5008 return false; 5009 } 5010 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5011 if (overlaySet == null) { 5012 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5013 opkg.baseCodePath + " but target package has no known overlays"); 5014 return false; 5015 } 5016 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5017 // TODO: generate idmap for split APKs 5018 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5019 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5020 + opkg.baseCodePath); 5021 return false; 5022 } 5023 PackageParser.Package[] overlayArray = 5024 overlaySet.values().toArray(new PackageParser.Package[0]); 5025 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5026 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5027 return p1.mOverlayPriority - p2.mOverlayPriority; 5028 } 5029 }; 5030 Arrays.sort(overlayArray, cmp); 5031 5032 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5033 int i = 0; 5034 for (PackageParser.Package p : overlayArray) { 5035 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5036 } 5037 return true; 5038 } 5039 5040 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5041 final File[] files = dir.listFiles(); 5042 if (ArrayUtils.isEmpty(files)) { 5043 Log.d(TAG, "No files in app dir " + dir); 5044 return; 5045 } 5046 5047 if (DEBUG_PACKAGE_SCANNING) { 5048 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5049 + " flags=0x" + Integer.toHexString(parseFlags)); 5050 } 5051 5052 for (File file : files) { 5053 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5054 && !PackageInstallerService.isStageName(file.getName()); 5055 if (!isPackage) { 5056 // Ignore entries which are not packages 5057 continue; 5058 } 5059 try { 5060 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5061 scanFlags, currentTime, null); 5062 } catch (PackageManagerException e) { 5063 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5064 5065 // Delete invalid userdata apps 5066 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5067 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5068 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5069 if (file.isDirectory()) { 5070 mInstaller.rmPackageDir(file.getAbsolutePath()); 5071 } else { 5072 file.delete(); 5073 } 5074 } 5075 } 5076 } 5077 } 5078 5079 private static File getSettingsProblemFile() { 5080 File dataDir = Environment.getDataDirectory(); 5081 File systemDir = new File(dataDir, "system"); 5082 File fname = new File(systemDir, "uiderrors.txt"); 5083 return fname; 5084 } 5085 5086 static void reportSettingsProblem(int priority, String msg) { 5087 logCriticalInfo(priority, msg); 5088 } 5089 5090 static void logCriticalInfo(int priority, String msg) { 5091 Slog.println(priority, TAG, msg); 5092 EventLogTags.writePmCriticalInfo(msg); 5093 try { 5094 File fname = getSettingsProblemFile(); 5095 FileOutputStream out = new FileOutputStream(fname, true); 5096 PrintWriter pw = new FastPrintWriter(out); 5097 SimpleDateFormat formatter = new SimpleDateFormat(); 5098 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5099 pw.println(dateString + ": " + msg); 5100 pw.close(); 5101 FileUtils.setPermissions( 5102 fname.toString(), 5103 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5104 -1, -1); 5105 } catch (java.io.IOException e) { 5106 } 5107 } 5108 5109 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5110 PackageParser.Package pkg, File srcFile, int parseFlags) 5111 throws PackageManagerException { 5112 if (ps != null 5113 && ps.codePath.equals(srcFile) 5114 && ps.timeStamp == srcFile.lastModified() 5115 && !isCompatSignatureUpdateNeeded(pkg) 5116 && !isRecoverSignatureUpdateNeeded(pkg)) { 5117 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5118 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5119 ArraySet<PublicKey> signingKs; 5120 synchronized (mPackages) { 5121 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5122 } 5123 if (ps.signatures.mSignatures != null 5124 && ps.signatures.mSignatures.length != 0 5125 && signingKs != null) { 5126 // Optimization: reuse the existing cached certificates 5127 // if the package appears to be unchanged. 5128 pkg.mSignatures = ps.signatures.mSignatures; 5129 pkg.mSigningKeys = signingKs; 5130 return; 5131 } 5132 5133 Slog.w(TAG, "PackageSetting for " + ps.name 5134 + " is missing signatures. Collecting certs again to recover them."); 5135 } else { 5136 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5137 } 5138 5139 try { 5140 pp.collectCertificates(pkg, parseFlags); 5141 pp.collectManifestDigest(pkg); 5142 } catch (PackageParserException e) { 5143 throw PackageManagerException.from(e); 5144 } 5145 } 5146 5147 /* 5148 * Scan a package and return the newly parsed package. 5149 * Returns null in case of errors and the error code is stored in mLastScanError 5150 */ 5151 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5152 long currentTime, UserHandle user) throws PackageManagerException { 5153 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5154 parseFlags |= mDefParseFlags; 5155 PackageParser pp = new PackageParser(); 5156 pp.setSeparateProcesses(mSeparateProcesses); 5157 pp.setOnlyCoreApps(mOnlyCore); 5158 pp.setDisplayMetrics(mMetrics); 5159 5160 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5161 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5162 } 5163 5164 final PackageParser.Package pkg; 5165 try { 5166 pkg = pp.parsePackage(scanFile, parseFlags); 5167 } catch (PackageParserException e) { 5168 throw PackageManagerException.from(e); 5169 } 5170 5171 PackageSetting ps = null; 5172 PackageSetting updatedPkg; 5173 // reader 5174 synchronized (mPackages) { 5175 // Look to see if we already know about this package. 5176 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5177 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5178 // This package has been renamed to its original name. Let's 5179 // use that. 5180 ps = mSettings.peekPackageLPr(oldName); 5181 } 5182 // If there was no original package, see one for the real package name. 5183 if (ps == null) { 5184 ps = mSettings.peekPackageLPr(pkg.packageName); 5185 } 5186 // Check to see if this package could be hiding/updating a system 5187 // package. Must look for it either under the original or real 5188 // package name depending on our state. 5189 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5190 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5191 } 5192 boolean updatedPkgBetter = false; 5193 // First check if this is a system package that may involve an update 5194 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5195 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5196 // it needs to drop FLAG_PRIVILEGED. 5197 if (locationIsPrivileged(scanFile)) { 5198 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5199 } else { 5200 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5201 } 5202 5203 if (ps != null && !ps.codePath.equals(scanFile)) { 5204 // The path has changed from what was last scanned... check the 5205 // version of the new path against what we have stored to determine 5206 // what to do. 5207 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5208 if (pkg.mVersionCode <= ps.versionCode) { 5209 // The system package has been updated and the code path does not match 5210 // Ignore entry. Skip it. 5211 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5212 + " ignored: updated version " + ps.versionCode 5213 + " better than this " + pkg.mVersionCode); 5214 if (!updatedPkg.codePath.equals(scanFile)) { 5215 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5216 + ps.name + " changing from " + updatedPkg.codePathString 5217 + " to " + scanFile); 5218 updatedPkg.codePath = scanFile; 5219 updatedPkg.codePathString = scanFile.toString(); 5220 updatedPkg.resourcePath = scanFile; 5221 updatedPkg.resourcePathString = scanFile.toString(); 5222 } 5223 updatedPkg.pkg = pkg; 5224 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5225 } else { 5226 // The current app on the system partition is better than 5227 // what we have updated to on the data partition; switch 5228 // back to the system partition version. 5229 // At this point, its safely assumed that package installation for 5230 // apps in system partition will go through. If not there won't be a working 5231 // version of the app 5232 // writer 5233 synchronized (mPackages) { 5234 // Just remove the loaded entries from package lists. 5235 mPackages.remove(ps.name); 5236 } 5237 5238 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5239 + " reverting from " + ps.codePathString 5240 + ": new version " + pkg.mVersionCode 5241 + " better than installed " + ps.versionCode); 5242 5243 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5244 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5245 synchronized (mInstallLock) { 5246 args.cleanUpResourcesLI(); 5247 } 5248 synchronized (mPackages) { 5249 mSettings.enableSystemPackageLPw(ps.name); 5250 } 5251 updatedPkgBetter = true; 5252 } 5253 } 5254 } 5255 5256 if (updatedPkg != null) { 5257 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5258 // initially 5259 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5260 5261 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5262 // flag set initially 5263 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5264 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5265 } 5266 } 5267 5268 // Verify certificates against what was last scanned 5269 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5270 5271 /* 5272 * A new system app appeared, but we already had a non-system one of the 5273 * same name installed earlier. 5274 */ 5275 boolean shouldHideSystemApp = false; 5276 if (updatedPkg == null && ps != null 5277 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5278 /* 5279 * Check to make sure the signatures match first. If they don't, 5280 * wipe the installed application and its data. 5281 */ 5282 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5283 != PackageManager.SIGNATURE_MATCH) { 5284 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5285 + " signatures don't match existing userdata copy; removing"); 5286 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5287 ps = null; 5288 } else { 5289 /* 5290 * If the newly-added system app is an older version than the 5291 * already installed version, hide it. It will be scanned later 5292 * and re-added like an update. 5293 */ 5294 if (pkg.mVersionCode <= ps.versionCode) { 5295 shouldHideSystemApp = true; 5296 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5297 + " but new version " + pkg.mVersionCode + " better than installed " 5298 + ps.versionCode + "; hiding system"); 5299 } else { 5300 /* 5301 * The newly found system app is a newer version that the 5302 * one previously installed. Simply remove the 5303 * already-installed application and replace it with our own 5304 * while keeping the application data. 5305 */ 5306 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5307 + " reverting from " + ps.codePathString + ": new version " 5308 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5309 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5310 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5311 synchronized (mInstallLock) { 5312 args.cleanUpResourcesLI(); 5313 } 5314 } 5315 } 5316 } 5317 5318 // The apk is forward locked (not public) if its code and resources 5319 // are kept in different files. (except for app in either system or 5320 // vendor path). 5321 // TODO grab this value from PackageSettings 5322 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5323 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5324 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5325 } 5326 } 5327 5328 // TODO: extend to support forward-locked splits 5329 String resourcePath = null; 5330 String baseResourcePath = null; 5331 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5332 if (ps != null && ps.resourcePathString != null) { 5333 resourcePath = ps.resourcePathString; 5334 baseResourcePath = ps.resourcePathString; 5335 } else { 5336 // Should not happen at all. Just log an error. 5337 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5338 } 5339 } else { 5340 resourcePath = pkg.codePath; 5341 baseResourcePath = pkg.baseCodePath; 5342 } 5343 5344 // Set application objects path explicitly. 5345 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5346 pkg.applicationInfo.setCodePath(pkg.codePath); 5347 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5348 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5349 pkg.applicationInfo.setResourcePath(resourcePath); 5350 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5351 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5352 5353 // Note that we invoke the following method only if we are about to unpack an application 5354 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5355 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5356 5357 /* 5358 * If the system app should be overridden by a previously installed 5359 * data, hide the system app now and let the /data/app scan pick it up 5360 * again. 5361 */ 5362 if (shouldHideSystemApp) { 5363 synchronized (mPackages) { 5364 /* 5365 * We have to grant systems permissions before we hide, because 5366 * grantPermissions will assume the package update is trying to 5367 * expand its permissions. 5368 */ 5369 grantPermissionsLPw(pkg, true, pkg.packageName); 5370 mSettings.disableSystemPackageLPw(pkg.packageName); 5371 } 5372 } 5373 5374 return scannedPkg; 5375 } 5376 5377 private static String fixProcessName(String defProcessName, 5378 String processName, int uid) { 5379 if (processName == null) { 5380 return defProcessName; 5381 } 5382 return processName; 5383 } 5384 5385 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5386 throws PackageManagerException { 5387 if (pkgSetting.signatures.mSignatures != null) { 5388 // Already existing package. Make sure signatures match 5389 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5390 == PackageManager.SIGNATURE_MATCH; 5391 if (!match) { 5392 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5393 == PackageManager.SIGNATURE_MATCH; 5394 } 5395 if (!match) { 5396 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5397 == PackageManager.SIGNATURE_MATCH; 5398 } 5399 if (!match) { 5400 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5401 + pkg.packageName + " signatures do not match the " 5402 + "previously installed version; ignoring!"); 5403 } 5404 } 5405 5406 // Check for shared user signatures 5407 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5408 // Already existing package. Make sure signatures match 5409 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5410 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5411 if (!match) { 5412 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5413 == PackageManager.SIGNATURE_MATCH; 5414 } 5415 if (!match) { 5416 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5417 == PackageManager.SIGNATURE_MATCH; 5418 } 5419 if (!match) { 5420 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5421 "Package " + pkg.packageName 5422 + " has no signatures that match those in shared user " 5423 + pkgSetting.sharedUser.name + "; ignoring!"); 5424 } 5425 } 5426 } 5427 5428 /** 5429 * Enforces that only the system UID or root's UID can call a method exposed 5430 * via Binder. 5431 * 5432 * @param message used as message if SecurityException is thrown 5433 * @throws SecurityException if the caller is not system or root 5434 */ 5435 private static final void enforceSystemOrRoot(String message) { 5436 final int uid = Binder.getCallingUid(); 5437 if (uid != Process.SYSTEM_UID && uid != 0) { 5438 throw new SecurityException(message); 5439 } 5440 } 5441 5442 @Override 5443 public void performBootDexOpt() { 5444 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5445 5446 // Before everything else, see whether we need to fstrim. 5447 try { 5448 IMountService ms = PackageHelper.getMountService(); 5449 if (ms != null) { 5450 final boolean isUpgrade = isUpgrade(); 5451 boolean doTrim = isUpgrade; 5452 if (doTrim) { 5453 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5454 } else { 5455 final long interval = android.provider.Settings.Global.getLong( 5456 mContext.getContentResolver(), 5457 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5458 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5459 if (interval > 0) { 5460 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5461 if (timeSinceLast > interval) { 5462 doTrim = true; 5463 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5464 + "; running immediately"); 5465 } 5466 } 5467 } 5468 if (doTrim) { 5469 if (!isFirstBoot()) { 5470 try { 5471 ActivityManagerNative.getDefault().showBootMessage( 5472 mContext.getResources().getString( 5473 R.string.android_upgrading_fstrim), true); 5474 } catch (RemoteException e) { 5475 } 5476 } 5477 ms.runMaintenance(); 5478 } 5479 } else { 5480 Slog.e(TAG, "Mount service unavailable!"); 5481 } 5482 } catch (RemoteException e) { 5483 // Can't happen; MountService is local 5484 } 5485 5486 final ArraySet<PackageParser.Package> pkgs; 5487 synchronized (mPackages) { 5488 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5489 } 5490 5491 if (pkgs != null) { 5492 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5493 // in case the device runs out of space. 5494 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5495 // Give priority to core apps. 5496 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5497 PackageParser.Package pkg = it.next(); 5498 if (pkg.coreApp) { 5499 if (DEBUG_DEXOPT) { 5500 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5501 } 5502 sortedPkgs.add(pkg); 5503 it.remove(); 5504 } 5505 } 5506 // Give priority to system apps that listen for pre boot complete. 5507 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5508 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5509 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5510 PackageParser.Package pkg = it.next(); 5511 if (pkgNames.contains(pkg.packageName)) { 5512 if (DEBUG_DEXOPT) { 5513 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5514 } 5515 sortedPkgs.add(pkg); 5516 it.remove(); 5517 } 5518 } 5519 // Give priority to system apps. 5520 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5521 PackageParser.Package pkg = it.next(); 5522 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5523 if (DEBUG_DEXOPT) { 5524 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5525 } 5526 sortedPkgs.add(pkg); 5527 it.remove(); 5528 } 5529 } 5530 // Give priority to updated system apps. 5531 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5532 PackageParser.Package pkg = it.next(); 5533 if (pkg.isUpdatedSystemApp()) { 5534 if (DEBUG_DEXOPT) { 5535 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5536 } 5537 sortedPkgs.add(pkg); 5538 it.remove(); 5539 } 5540 } 5541 // Give priority to apps that listen for boot complete. 5542 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5543 pkgNames = getPackageNamesForIntent(intent); 5544 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5545 PackageParser.Package pkg = it.next(); 5546 if (pkgNames.contains(pkg.packageName)) { 5547 if (DEBUG_DEXOPT) { 5548 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5549 } 5550 sortedPkgs.add(pkg); 5551 it.remove(); 5552 } 5553 } 5554 // Filter out packages that aren't recently used. 5555 filterRecentlyUsedApps(pkgs); 5556 // Add all remaining apps. 5557 for (PackageParser.Package pkg : pkgs) { 5558 if (DEBUG_DEXOPT) { 5559 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5560 } 5561 sortedPkgs.add(pkg); 5562 } 5563 5564 // If we want to be lazy, filter everything that wasn't recently used. 5565 if (mLazyDexOpt) { 5566 filterRecentlyUsedApps(sortedPkgs); 5567 } 5568 5569 int i = 0; 5570 int total = sortedPkgs.size(); 5571 File dataDir = Environment.getDataDirectory(); 5572 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5573 if (lowThreshold == 0) { 5574 throw new IllegalStateException("Invalid low memory threshold"); 5575 } 5576 for (PackageParser.Package pkg : sortedPkgs) { 5577 long usableSpace = dataDir.getUsableSpace(); 5578 if (usableSpace < lowThreshold) { 5579 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5580 break; 5581 } 5582 performBootDexOpt(pkg, ++i, total); 5583 } 5584 } 5585 } 5586 5587 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5588 // Filter out packages that aren't recently used. 5589 // 5590 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5591 // should do a full dexopt. 5592 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5593 int total = pkgs.size(); 5594 int skipped = 0; 5595 long now = System.currentTimeMillis(); 5596 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5597 PackageParser.Package pkg = i.next(); 5598 long then = pkg.mLastPackageUsageTimeInMills; 5599 if (then + mDexOptLRUThresholdInMills < now) { 5600 if (DEBUG_DEXOPT) { 5601 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5602 ((then == 0) ? "never" : new Date(then))); 5603 } 5604 i.remove(); 5605 skipped++; 5606 } 5607 } 5608 if (DEBUG_DEXOPT) { 5609 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5610 } 5611 } 5612 } 5613 5614 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5615 List<ResolveInfo> ris = null; 5616 try { 5617 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5618 intent, null, 0, UserHandle.USER_OWNER); 5619 } catch (RemoteException e) { 5620 } 5621 ArraySet<String> pkgNames = new ArraySet<String>(); 5622 if (ris != null) { 5623 for (ResolveInfo ri : ris) { 5624 pkgNames.add(ri.activityInfo.packageName); 5625 } 5626 } 5627 return pkgNames; 5628 } 5629 5630 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5631 if (DEBUG_DEXOPT) { 5632 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5633 } 5634 if (!isFirstBoot()) { 5635 try { 5636 ActivityManagerNative.getDefault().showBootMessage( 5637 mContext.getResources().getString(R.string.android_upgrading_apk, 5638 curr, total), true); 5639 } catch (RemoteException e) { 5640 } 5641 } 5642 PackageParser.Package p = pkg; 5643 synchronized (mInstallLock) { 5644 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5645 false /* force dex */, false /* defer */, true /* include dependencies */); 5646 } 5647 } 5648 5649 @Override 5650 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5651 return performDexOpt(packageName, instructionSet, false); 5652 } 5653 5654 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5655 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5656 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5657 if (!dexopt && !updateUsage) { 5658 // We aren't going to dexopt or update usage, so bail early. 5659 return false; 5660 } 5661 PackageParser.Package p; 5662 final String targetInstructionSet; 5663 synchronized (mPackages) { 5664 p = mPackages.get(packageName); 5665 if (p == null) { 5666 return false; 5667 } 5668 if (updateUsage) { 5669 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5670 } 5671 mPackageUsage.write(false); 5672 if (!dexopt) { 5673 // We aren't going to dexopt, so bail early. 5674 return false; 5675 } 5676 5677 targetInstructionSet = instructionSet != null ? instructionSet : 5678 getPrimaryInstructionSet(p.applicationInfo); 5679 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5680 return false; 5681 } 5682 } 5683 5684 synchronized (mInstallLock) { 5685 final String[] instructionSets = new String[] { targetInstructionSet }; 5686 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5687 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5688 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5689 } 5690 } 5691 5692 public ArraySet<String> getPackagesThatNeedDexOpt() { 5693 ArraySet<String> pkgs = null; 5694 synchronized (mPackages) { 5695 for (PackageParser.Package p : mPackages.values()) { 5696 if (DEBUG_DEXOPT) { 5697 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5698 } 5699 if (!p.mDexOptPerformed.isEmpty()) { 5700 continue; 5701 } 5702 if (pkgs == null) { 5703 pkgs = new ArraySet<String>(); 5704 } 5705 pkgs.add(p.packageName); 5706 } 5707 } 5708 return pkgs; 5709 } 5710 5711 public void shutdown() { 5712 mPackageUsage.write(true); 5713 } 5714 5715 @Override 5716 public void forceDexOpt(String packageName) { 5717 enforceSystemOrRoot("forceDexOpt"); 5718 5719 PackageParser.Package pkg; 5720 synchronized (mPackages) { 5721 pkg = mPackages.get(packageName); 5722 if (pkg == null) { 5723 throw new IllegalArgumentException("Missing package: " + packageName); 5724 } 5725 } 5726 5727 synchronized (mInstallLock) { 5728 final String[] instructionSets = new String[] { 5729 getPrimaryInstructionSet(pkg.applicationInfo) }; 5730 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5731 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5732 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5733 throw new IllegalStateException("Failed to dexopt: " + res); 5734 } 5735 } 5736 } 5737 5738 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5739 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5740 Slog.w(TAG, "Unable to update from " + oldPkg.name 5741 + " to " + newPkg.packageName 5742 + ": old package not in system partition"); 5743 return false; 5744 } else if (mPackages.get(oldPkg.name) != null) { 5745 Slog.w(TAG, "Unable to update from " + oldPkg.name 5746 + " to " + newPkg.packageName 5747 + ": old package still exists"); 5748 return false; 5749 } 5750 return true; 5751 } 5752 5753 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5754 int[] users = sUserManager.getUserIds(); 5755 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5756 if (res < 0) { 5757 return res; 5758 } 5759 for (int user : users) { 5760 if (user != 0) { 5761 res = mInstaller.createUserData(volumeUuid, packageName, 5762 UserHandle.getUid(user, uid), user, seinfo); 5763 if (res < 0) { 5764 return res; 5765 } 5766 } 5767 } 5768 return res; 5769 } 5770 5771 private int removeDataDirsLI(String volumeUuid, String packageName) { 5772 int[] users = sUserManager.getUserIds(); 5773 int res = 0; 5774 for (int user : users) { 5775 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5776 if (resInner < 0) { 5777 res = resInner; 5778 } 5779 } 5780 5781 return res; 5782 } 5783 5784 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5785 int[] users = sUserManager.getUserIds(); 5786 int res = 0; 5787 for (int user : users) { 5788 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5789 if (resInner < 0) { 5790 res = resInner; 5791 } 5792 } 5793 return res; 5794 } 5795 5796 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5797 PackageParser.Package changingLib) { 5798 if (file.path != null) { 5799 usesLibraryFiles.add(file.path); 5800 return; 5801 } 5802 PackageParser.Package p = mPackages.get(file.apk); 5803 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5804 // If we are doing this while in the middle of updating a library apk, 5805 // then we need to make sure to use that new apk for determining the 5806 // dependencies here. (We haven't yet finished committing the new apk 5807 // to the package manager state.) 5808 if (p == null || p.packageName.equals(changingLib.packageName)) { 5809 p = changingLib; 5810 } 5811 } 5812 if (p != null) { 5813 usesLibraryFiles.addAll(p.getAllCodePaths()); 5814 } 5815 } 5816 5817 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5818 PackageParser.Package changingLib) throws PackageManagerException { 5819 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5820 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5821 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5822 for (int i=0; i<N; i++) { 5823 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5824 if (file == null) { 5825 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5826 "Package " + pkg.packageName + " requires unavailable shared library " 5827 + pkg.usesLibraries.get(i) + "; failing!"); 5828 } 5829 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5830 } 5831 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5832 for (int i=0; i<N; i++) { 5833 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5834 if (file == null) { 5835 Slog.w(TAG, "Package " + pkg.packageName 5836 + " desires unavailable shared library " 5837 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5838 } else { 5839 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5840 } 5841 } 5842 N = usesLibraryFiles.size(); 5843 if (N > 0) { 5844 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5845 } else { 5846 pkg.usesLibraryFiles = null; 5847 } 5848 } 5849 } 5850 5851 private static boolean hasString(List<String> list, List<String> which) { 5852 if (list == null) { 5853 return false; 5854 } 5855 for (int i=list.size()-1; i>=0; i--) { 5856 for (int j=which.size()-1; j>=0; j--) { 5857 if (which.get(j).equals(list.get(i))) { 5858 return true; 5859 } 5860 } 5861 } 5862 return false; 5863 } 5864 5865 private void updateAllSharedLibrariesLPw() { 5866 for (PackageParser.Package pkg : mPackages.values()) { 5867 try { 5868 updateSharedLibrariesLPw(pkg, null); 5869 } catch (PackageManagerException e) { 5870 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5871 } 5872 } 5873 } 5874 5875 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5876 PackageParser.Package changingPkg) { 5877 ArrayList<PackageParser.Package> res = null; 5878 for (PackageParser.Package pkg : mPackages.values()) { 5879 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5880 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5881 if (res == null) { 5882 res = new ArrayList<PackageParser.Package>(); 5883 } 5884 res.add(pkg); 5885 try { 5886 updateSharedLibrariesLPw(pkg, changingPkg); 5887 } catch (PackageManagerException e) { 5888 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5889 } 5890 } 5891 } 5892 return res; 5893 } 5894 5895 /** 5896 * Derive the value of the {@code cpuAbiOverride} based on the provided 5897 * value and an optional stored value from the package settings. 5898 */ 5899 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5900 String cpuAbiOverride = null; 5901 5902 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5903 cpuAbiOverride = null; 5904 } else if (abiOverride != null) { 5905 cpuAbiOverride = abiOverride; 5906 } else if (settings != null) { 5907 cpuAbiOverride = settings.cpuAbiOverrideString; 5908 } 5909 5910 return cpuAbiOverride; 5911 } 5912 5913 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5914 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5915 boolean success = false; 5916 try { 5917 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5918 currentTime, user); 5919 success = true; 5920 return res; 5921 } finally { 5922 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5923 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5924 } 5925 } 5926 } 5927 5928 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5929 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5930 final File scanFile = new File(pkg.codePath); 5931 if (pkg.applicationInfo.getCodePath() == null || 5932 pkg.applicationInfo.getResourcePath() == null) { 5933 // Bail out. The resource and code paths haven't been set. 5934 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5935 "Code and resource paths haven't been set correctly"); 5936 } 5937 5938 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5939 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5940 } else { 5941 // Only allow system apps to be flagged as core apps. 5942 pkg.coreApp = false; 5943 } 5944 5945 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5946 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5947 } 5948 5949 if (mCustomResolverComponentName != null && 5950 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5951 setUpCustomResolverActivity(pkg); 5952 } 5953 5954 if (pkg.packageName.equals("android")) { 5955 synchronized (mPackages) { 5956 if (mAndroidApplication != null) { 5957 Slog.w(TAG, "*************************************************"); 5958 Slog.w(TAG, "Core android package being redefined. Skipping."); 5959 Slog.w(TAG, " file=" + scanFile); 5960 Slog.w(TAG, "*************************************************"); 5961 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5962 "Core android package being redefined. Skipping."); 5963 } 5964 5965 // Set up information for our fall-back user intent resolution activity. 5966 mPlatformPackage = pkg; 5967 pkg.mVersionCode = mSdkVersion; 5968 mAndroidApplication = pkg.applicationInfo; 5969 5970 if (!mResolverReplaced) { 5971 mResolveActivity.applicationInfo = mAndroidApplication; 5972 mResolveActivity.name = ResolverActivity.class.getName(); 5973 mResolveActivity.packageName = mAndroidApplication.packageName; 5974 mResolveActivity.processName = "system:ui"; 5975 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5976 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5977 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5978 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5979 mResolveActivity.exported = true; 5980 mResolveActivity.enabled = true; 5981 mResolveInfo.activityInfo = mResolveActivity; 5982 mResolveInfo.priority = 0; 5983 mResolveInfo.preferredOrder = 0; 5984 mResolveInfo.match = 0; 5985 mResolveComponentName = new ComponentName( 5986 mAndroidApplication.packageName, mResolveActivity.name); 5987 } 5988 } 5989 } 5990 5991 if (DEBUG_PACKAGE_SCANNING) { 5992 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5993 Log.d(TAG, "Scanning package " + pkg.packageName); 5994 } 5995 5996 if (mPackages.containsKey(pkg.packageName) 5997 || mSharedLibraries.containsKey(pkg.packageName)) { 5998 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5999 "Application package " + pkg.packageName 6000 + " already installed. Skipping duplicate."); 6001 } 6002 6003 // If we're only installing presumed-existing packages, require that the 6004 // scanned APK is both already known and at the path previously established 6005 // for it. Previously unknown packages we pick up normally, but if we have an 6006 // a priori expectation about this package's install presence, enforce it. 6007 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6008 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6009 if (known != null) { 6010 if (DEBUG_PACKAGE_SCANNING) { 6011 Log.d(TAG, "Examining " + pkg.codePath 6012 + " and requiring known paths " + known.codePathString 6013 + " & " + known.resourcePathString); 6014 } 6015 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6016 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6017 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6018 "Application package " + pkg.packageName 6019 + " found at " + pkg.applicationInfo.getCodePath() 6020 + " but expected at " + known.codePathString + "; ignoring."); 6021 } 6022 } 6023 } 6024 6025 // Initialize package source and resource directories 6026 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6027 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6028 6029 SharedUserSetting suid = null; 6030 PackageSetting pkgSetting = null; 6031 6032 if (!isSystemApp(pkg)) { 6033 // Only system apps can use these features. 6034 pkg.mOriginalPackages = null; 6035 pkg.mRealPackage = null; 6036 pkg.mAdoptPermissions = null; 6037 } 6038 6039 // writer 6040 synchronized (mPackages) { 6041 if (pkg.mSharedUserId != null) { 6042 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6043 if (suid == null) { 6044 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6045 "Creating application package " + pkg.packageName 6046 + " for shared user failed"); 6047 } 6048 if (DEBUG_PACKAGE_SCANNING) { 6049 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6050 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6051 + "): packages=" + suid.packages); 6052 } 6053 } 6054 6055 // Check if we are renaming from an original package name. 6056 PackageSetting origPackage = null; 6057 String realName = null; 6058 if (pkg.mOriginalPackages != null) { 6059 // This package may need to be renamed to a previously 6060 // installed name. Let's check on that... 6061 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6062 if (pkg.mOriginalPackages.contains(renamed)) { 6063 // This package had originally been installed as the 6064 // original name, and we have already taken care of 6065 // transitioning to the new one. Just update the new 6066 // one to continue using the old name. 6067 realName = pkg.mRealPackage; 6068 if (!pkg.packageName.equals(renamed)) { 6069 // Callers into this function may have already taken 6070 // care of renaming the package; only do it here if 6071 // it is not already done. 6072 pkg.setPackageName(renamed); 6073 } 6074 6075 } else { 6076 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6077 if ((origPackage = mSettings.peekPackageLPr( 6078 pkg.mOriginalPackages.get(i))) != null) { 6079 // We do have the package already installed under its 6080 // original name... should we use it? 6081 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6082 // New package is not compatible with original. 6083 origPackage = null; 6084 continue; 6085 } else if (origPackage.sharedUser != null) { 6086 // Make sure uid is compatible between packages. 6087 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6088 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6089 + " to " + pkg.packageName + ": old uid " 6090 + origPackage.sharedUser.name 6091 + " differs from " + pkg.mSharedUserId); 6092 origPackage = null; 6093 continue; 6094 } 6095 } else { 6096 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6097 + pkg.packageName + " to old name " + origPackage.name); 6098 } 6099 break; 6100 } 6101 } 6102 } 6103 } 6104 6105 if (mTransferedPackages.contains(pkg.packageName)) { 6106 Slog.w(TAG, "Package " + pkg.packageName 6107 + " was transferred to another, but its .apk remains"); 6108 } 6109 6110 // Just create the setting, don't add it yet. For already existing packages 6111 // the PkgSetting exists already and doesn't have to be created. 6112 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6113 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6114 pkg.applicationInfo.primaryCpuAbi, 6115 pkg.applicationInfo.secondaryCpuAbi, 6116 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6117 user, false); 6118 if (pkgSetting == null) { 6119 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6120 "Creating application package " + pkg.packageName + " failed"); 6121 } 6122 6123 if (pkgSetting.origPackage != null) { 6124 // If we are first transitioning from an original package, 6125 // fix up the new package's name now. We need to do this after 6126 // looking up the package under its new name, so getPackageLP 6127 // can take care of fiddling things correctly. 6128 pkg.setPackageName(origPackage.name); 6129 6130 // File a report about this. 6131 String msg = "New package " + pkgSetting.realName 6132 + " renamed to replace old package " + pkgSetting.name; 6133 reportSettingsProblem(Log.WARN, msg); 6134 6135 // Make a note of it. 6136 mTransferedPackages.add(origPackage.name); 6137 6138 // No longer need to retain this. 6139 pkgSetting.origPackage = null; 6140 } 6141 6142 if (realName != null) { 6143 // Make a note of it. 6144 mTransferedPackages.add(pkg.packageName); 6145 } 6146 6147 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6148 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6149 } 6150 6151 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6152 // Check all shared libraries and map to their actual file path. 6153 // We only do this here for apps not on a system dir, because those 6154 // are the only ones that can fail an install due to this. We 6155 // will take care of the system apps by updating all of their 6156 // library paths after the scan is done. 6157 updateSharedLibrariesLPw(pkg, null); 6158 } 6159 6160 if (mFoundPolicyFile) { 6161 SELinuxMMAC.assignSeinfoValue(pkg); 6162 } 6163 6164 pkg.applicationInfo.uid = pkgSetting.appId; 6165 pkg.mExtras = pkgSetting; 6166 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6167 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6168 // We just determined the app is signed correctly, so bring 6169 // over the latest parsed certs. 6170 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6171 } else { 6172 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6173 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6174 "Package " + pkg.packageName + " upgrade keys do not match the " 6175 + "previously installed version"); 6176 } else { 6177 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6178 String msg = "System package " + pkg.packageName 6179 + " signature changed; retaining data."; 6180 reportSettingsProblem(Log.WARN, msg); 6181 } 6182 } 6183 } else { 6184 try { 6185 verifySignaturesLP(pkgSetting, pkg); 6186 // We just determined the app is signed correctly, so bring 6187 // over the latest parsed certs. 6188 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6189 } catch (PackageManagerException e) { 6190 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6191 throw e; 6192 } 6193 // The signature has changed, but this package is in the system 6194 // image... let's recover! 6195 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6196 // However... if this package is part of a shared user, but it 6197 // doesn't match the signature of the shared user, let's fail. 6198 // What this means is that you can't change the signatures 6199 // associated with an overall shared user, which doesn't seem all 6200 // that unreasonable. 6201 if (pkgSetting.sharedUser != null) { 6202 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6203 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6204 throw new PackageManagerException( 6205 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6206 "Signature mismatch for shared user : " 6207 + pkgSetting.sharedUser); 6208 } 6209 } 6210 // File a report about this. 6211 String msg = "System package " + pkg.packageName 6212 + " signature changed; retaining data."; 6213 reportSettingsProblem(Log.WARN, msg); 6214 } 6215 } 6216 // Verify that this new package doesn't have any content providers 6217 // that conflict with existing packages. Only do this if the 6218 // package isn't already installed, since we don't want to break 6219 // things that are installed. 6220 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6221 final int N = pkg.providers.size(); 6222 int i; 6223 for (i=0; i<N; i++) { 6224 PackageParser.Provider p = pkg.providers.get(i); 6225 if (p.info.authority != null) { 6226 String names[] = p.info.authority.split(";"); 6227 for (int j = 0; j < names.length; j++) { 6228 if (mProvidersByAuthority.containsKey(names[j])) { 6229 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6230 final String otherPackageName = 6231 ((other != null && other.getComponentName() != null) ? 6232 other.getComponentName().getPackageName() : "?"); 6233 throw new PackageManagerException( 6234 INSTALL_FAILED_CONFLICTING_PROVIDER, 6235 "Can't install because provider name " + names[j] 6236 + " (in package " + pkg.applicationInfo.packageName 6237 + ") is already used by " + otherPackageName); 6238 } 6239 } 6240 } 6241 } 6242 } 6243 6244 if (pkg.mAdoptPermissions != null) { 6245 // This package wants to adopt ownership of permissions from 6246 // another package. 6247 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6248 final String origName = pkg.mAdoptPermissions.get(i); 6249 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6250 if (orig != null) { 6251 if (verifyPackageUpdateLPr(orig, pkg)) { 6252 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6253 + pkg.packageName); 6254 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6255 } 6256 } 6257 } 6258 } 6259 } 6260 6261 final String pkgName = pkg.packageName; 6262 6263 final long scanFileTime = scanFile.lastModified(); 6264 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6265 pkg.applicationInfo.processName = fixProcessName( 6266 pkg.applicationInfo.packageName, 6267 pkg.applicationInfo.processName, 6268 pkg.applicationInfo.uid); 6269 6270 File dataPath; 6271 if (mPlatformPackage == pkg) { 6272 // The system package is special. 6273 dataPath = new File(Environment.getDataDirectory(), "system"); 6274 6275 pkg.applicationInfo.dataDir = dataPath.getPath(); 6276 6277 } else { 6278 // This is a normal package, need to make its data directory. 6279 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6280 UserHandle.USER_OWNER); 6281 6282 boolean uidError = false; 6283 if (dataPath.exists()) { 6284 int currentUid = 0; 6285 try { 6286 StructStat stat = Os.stat(dataPath.getPath()); 6287 currentUid = stat.st_uid; 6288 } catch (ErrnoException e) { 6289 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6290 } 6291 6292 // If we have mismatched owners for the data path, we have a problem. 6293 if (currentUid != pkg.applicationInfo.uid) { 6294 boolean recovered = false; 6295 if (currentUid == 0) { 6296 // The directory somehow became owned by root. Wow. 6297 // This is probably because the system was stopped while 6298 // installd was in the middle of messing with its libs 6299 // directory. Ask installd to fix that. 6300 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6301 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6302 if (ret >= 0) { 6303 recovered = true; 6304 String msg = "Package " + pkg.packageName 6305 + " unexpectedly changed to uid 0; recovered to " + 6306 + pkg.applicationInfo.uid; 6307 reportSettingsProblem(Log.WARN, msg); 6308 } 6309 } 6310 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6311 || (scanFlags&SCAN_BOOTING) != 0)) { 6312 // If this is a system app, we can at least delete its 6313 // current data so the application will still work. 6314 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6315 if (ret >= 0) { 6316 // TODO: Kill the processes first 6317 // Old data gone! 6318 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6319 ? "System package " : "Third party package "; 6320 String msg = prefix + pkg.packageName 6321 + " has changed from uid: " 6322 + currentUid + " to " 6323 + pkg.applicationInfo.uid + "; old data erased"; 6324 reportSettingsProblem(Log.WARN, msg); 6325 recovered = true; 6326 6327 // And now re-install the app. 6328 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6329 pkg.applicationInfo.seinfo); 6330 if (ret == -1) { 6331 // Ack should not happen! 6332 msg = prefix + pkg.packageName 6333 + " could not have data directory re-created after delete."; 6334 reportSettingsProblem(Log.WARN, msg); 6335 throw new PackageManagerException( 6336 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6337 } 6338 } 6339 if (!recovered) { 6340 mHasSystemUidErrors = true; 6341 } 6342 } else if (!recovered) { 6343 // If we allow this install to proceed, we will be broken. 6344 // Abort, abort! 6345 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6346 "scanPackageLI"); 6347 } 6348 if (!recovered) { 6349 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6350 + pkg.applicationInfo.uid + "/fs_" 6351 + currentUid; 6352 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6353 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6354 String msg = "Package " + pkg.packageName 6355 + " has mismatched uid: " 6356 + currentUid + " on disk, " 6357 + pkg.applicationInfo.uid + " in settings"; 6358 // writer 6359 synchronized (mPackages) { 6360 mSettings.mReadMessages.append(msg); 6361 mSettings.mReadMessages.append('\n'); 6362 uidError = true; 6363 if (!pkgSetting.uidError) { 6364 reportSettingsProblem(Log.ERROR, msg); 6365 } 6366 } 6367 } 6368 } 6369 pkg.applicationInfo.dataDir = dataPath.getPath(); 6370 if (mShouldRestoreconData) { 6371 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6372 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6373 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6374 } 6375 } else { 6376 if (DEBUG_PACKAGE_SCANNING) { 6377 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6378 Log.v(TAG, "Want this data dir: " + dataPath); 6379 } 6380 //invoke installer to do the actual installation 6381 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6382 pkg.applicationInfo.seinfo); 6383 if (ret < 0) { 6384 // Error from installer 6385 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6386 "Unable to create data dirs [errorCode=" + ret + "]"); 6387 } 6388 6389 if (dataPath.exists()) { 6390 pkg.applicationInfo.dataDir = dataPath.getPath(); 6391 } else { 6392 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6393 pkg.applicationInfo.dataDir = null; 6394 } 6395 } 6396 6397 pkgSetting.uidError = uidError; 6398 } 6399 6400 final String path = scanFile.getPath(); 6401 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6402 6403 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6404 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6405 6406 // Some system apps still use directory structure for native libraries 6407 // in which case we might end up not detecting abi solely based on apk 6408 // structure. Try to detect abi based on directory structure. 6409 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6410 pkg.applicationInfo.primaryCpuAbi == null) { 6411 setBundledAppAbisAndRoots(pkg, pkgSetting); 6412 setNativeLibraryPaths(pkg); 6413 } 6414 6415 } else { 6416 if ((scanFlags & SCAN_MOVE) != 0) { 6417 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6418 // but we already have this packages package info in the PackageSetting. We just 6419 // use that and derive the native library path based on the new codepath. 6420 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6421 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6422 } 6423 6424 // Set native library paths again. For moves, the path will be updated based on the 6425 // ABIs we've determined above. For non-moves, the path will be updated based on the 6426 // ABIs we determined during compilation, but the path will depend on the final 6427 // package path (after the rename away from the stage path). 6428 setNativeLibraryPaths(pkg); 6429 } 6430 6431 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6432 final int[] userIds = sUserManager.getUserIds(); 6433 synchronized (mInstallLock) { 6434 // Create a native library symlink only if we have native libraries 6435 // and if the native libraries are 32 bit libraries. We do not provide 6436 // this symlink for 64 bit libraries. 6437 if (pkg.applicationInfo.primaryCpuAbi != null && 6438 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6439 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6440 for (int userId : userIds) { 6441 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6442 nativeLibPath, userId) < 0) { 6443 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6444 "Failed linking native library dir (user=" + userId + ")"); 6445 } 6446 } 6447 } 6448 } 6449 6450 // This is a special case for the "system" package, where the ABI is 6451 // dictated by the zygote configuration (and init.rc). We should keep track 6452 // of this ABI so that we can deal with "normal" applications that run under 6453 // the same UID correctly. 6454 if (mPlatformPackage == pkg) { 6455 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6456 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6457 } 6458 6459 // If there's a mismatch between the abi-override in the package setting 6460 // and the abiOverride specified for the install. Warn about this because we 6461 // would've already compiled the app without taking the package setting into 6462 // account. 6463 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6464 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6465 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6466 " for package: " + pkg.packageName); 6467 } 6468 } 6469 6470 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6471 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6472 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6473 6474 // Copy the derived override back to the parsed package, so that we can 6475 // update the package settings accordingly. 6476 pkg.cpuAbiOverride = cpuAbiOverride; 6477 6478 if (DEBUG_ABI_SELECTION) { 6479 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6480 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6481 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6482 } 6483 6484 // Push the derived path down into PackageSettings so we know what to 6485 // clean up at uninstall time. 6486 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6487 6488 if (DEBUG_ABI_SELECTION) { 6489 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6490 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6491 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6492 } 6493 6494 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6495 // We don't do this here during boot because we can do it all 6496 // at once after scanning all existing packages. 6497 // 6498 // We also do this *before* we perform dexopt on this package, so that 6499 // we can avoid redundant dexopts, and also to make sure we've got the 6500 // code and package path correct. 6501 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6502 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6503 } 6504 6505 if ((scanFlags & SCAN_NO_DEX) == 0) { 6506 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6507 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6508 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6509 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6510 } 6511 } 6512 if (mFactoryTest && pkg.requestedPermissions.contains( 6513 android.Manifest.permission.FACTORY_TEST)) { 6514 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6515 } 6516 6517 ArrayList<PackageParser.Package> clientLibPkgs = null; 6518 6519 // writer 6520 synchronized (mPackages) { 6521 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6522 // Only system apps can add new shared libraries. 6523 if (pkg.libraryNames != null) { 6524 for (int i=0; i<pkg.libraryNames.size(); i++) { 6525 String name = pkg.libraryNames.get(i); 6526 boolean allowed = false; 6527 if (pkg.isUpdatedSystemApp()) { 6528 // New library entries can only be added through the 6529 // system image. This is important to get rid of a lot 6530 // of nasty edge cases: for example if we allowed a non- 6531 // system update of the app to add a library, then uninstalling 6532 // the update would make the library go away, and assumptions 6533 // we made such as through app install filtering would now 6534 // have allowed apps on the device which aren't compatible 6535 // with it. Better to just have the restriction here, be 6536 // conservative, and create many fewer cases that can negatively 6537 // impact the user experience. 6538 final PackageSetting sysPs = mSettings 6539 .getDisabledSystemPkgLPr(pkg.packageName); 6540 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6541 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6542 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6543 allowed = true; 6544 allowed = true; 6545 break; 6546 } 6547 } 6548 } 6549 } else { 6550 allowed = true; 6551 } 6552 if (allowed) { 6553 if (!mSharedLibraries.containsKey(name)) { 6554 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6555 } else if (!name.equals(pkg.packageName)) { 6556 Slog.w(TAG, "Package " + pkg.packageName + " library " 6557 + name + " already exists; skipping"); 6558 } 6559 } else { 6560 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6561 + name + " that is not declared on system image; skipping"); 6562 } 6563 } 6564 if ((scanFlags&SCAN_BOOTING) == 0) { 6565 // If we are not booting, we need to update any applications 6566 // that are clients of our shared library. If we are booting, 6567 // this will all be done once the scan is complete. 6568 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6569 } 6570 } 6571 } 6572 } 6573 6574 // We also need to dexopt any apps that are dependent on this library. Note that 6575 // if these fail, we should abort the install since installing the library will 6576 // result in some apps being broken. 6577 if (clientLibPkgs != null) { 6578 if ((scanFlags & SCAN_NO_DEX) == 0) { 6579 for (int i = 0; i < clientLibPkgs.size(); i++) { 6580 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6581 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6582 null /* instruction sets */, forceDex, 6583 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6584 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6585 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6586 "scanPackageLI failed to dexopt clientLibPkgs"); 6587 } 6588 } 6589 } 6590 } 6591 6592 // Also need to kill any apps that are dependent on the library. 6593 if (clientLibPkgs != null) { 6594 for (int i=0; i<clientLibPkgs.size(); i++) { 6595 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6596 killApplication(clientPkg.applicationInfo.packageName, 6597 clientPkg.applicationInfo.uid, "update lib"); 6598 } 6599 } 6600 6601 // Make sure we're not adding any bogus keyset info 6602 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6603 ksms.assertScannedPackageValid(pkg); 6604 6605 // writer 6606 synchronized (mPackages) { 6607 // We don't expect installation to fail beyond this point 6608 6609 // Add the new setting to mSettings 6610 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6611 // Add the new setting to mPackages 6612 mPackages.put(pkg.applicationInfo.packageName, pkg); 6613 // Make sure we don't accidentally delete its data. 6614 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6615 while (iter.hasNext()) { 6616 PackageCleanItem item = iter.next(); 6617 if (pkgName.equals(item.packageName)) { 6618 iter.remove(); 6619 } 6620 } 6621 6622 // Take care of first install / last update times. 6623 if (currentTime != 0) { 6624 if (pkgSetting.firstInstallTime == 0) { 6625 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6626 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6627 pkgSetting.lastUpdateTime = currentTime; 6628 } 6629 } else if (pkgSetting.firstInstallTime == 0) { 6630 // We need *something*. Take time time stamp of the file. 6631 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6632 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6633 if (scanFileTime != pkgSetting.timeStamp) { 6634 // A package on the system image has changed; consider this 6635 // to be an update. 6636 pkgSetting.lastUpdateTime = scanFileTime; 6637 } 6638 } 6639 6640 // Add the package's KeySets to the global KeySetManagerService 6641 ksms.addScannedPackageLPw(pkg); 6642 6643 int N = pkg.providers.size(); 6644 StringBuilder r = null; 6645 int i; 6646 for (i=0; i<N; i++) { 6647 PackageParser.Provider p = pkg.providers.get(i); 6648 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6649 p.info.processName, pkg.applicationInfo.uid); 6650 mProviders.addProvider(p); 6651 p.syncable = p.info.isSyncable; 6652 if (p.info.authority != null) { 6653 String names[] = p.info.authority.split(";"); 6654 p.info.authority = null; 6655 for (int j = 0; j < names.length; j++) { 6656 if (j == 1 && p.syncable) { 6657 // We only want the first authority for a provider to possibly be 6658 // syncable, so if we already added this provider using a different 6659 // authority clear the syncable flag. We copy the provider before 6660 // changing it because the mProviders object contains a reference 6661 // to a provider that we don't want to change. 6662 // Only do this for the second authority since the resulting provider 6663 // object can be the same for all future authorities for this provider. 6664 p = new PackageParser.Provider(p); 6665 p.syncable = false; 6666 } 6667 if (!mProvidersByAuthority.containsKey(names[j])) { 6668 mProvidersByAuthority.put(names[j], p); 6669 if (p.info.authority == null) { 6670 p.info.authority = names[j]; 6671 } else { 6672 p.info.authority = p.info.authority + ";" + names[j]; 6673 } 6674 if (DEBUG_PACKAGE_SCANNING) { 6675 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6676 Log.d(TAG, "Registered content provider: " + names[j] 6677 + ", className = " + p.info.name + ", isSyncable = " 6678 + p.info.isSyncable); 6679 } 6680 } else { 6681 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6682 Slog.w(TAG, "Skipping provider name " + names[j] + 6683 " (in package " + pkg.applicationInfo.packageName + 6684 "): name already used by " 6685 + ((other != null && other.getComponentName() != null) 6686 ? other.getComponentName().getPackageName() : "?")); 6687 } 6688 } 6689 } 6690 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6691 if (r == null) { 6692 r = new StringBuilder(256); 6693 } else { 6694 r.append(' '); 6695 } 6696 r.append(p.info.name); 6697 } 6698 } 6699 if (r != null) { 6700 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6701 } 6702 6703 N = pkg.services.size(); 6704 r = null; 6705 for (i=0; i<N; i++) { 6706 PackageParser.Service s = pkg.services.get(i); 6707 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6708 s.info.processName, pkg.applicationInfo.uid); 6709 mServices.addService(s); 6710 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6711 if (r == null) { 6712 r = new StringBuilder(256); 6713 } else { 6714 r.append(' '); 6715 } 6716 r.append(s.info.name); 6717 } 6718 } 6719 if (r != null) { 6720 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6721 } 6722 6723 N = pkg.receivers.size(); 6724 r = null; 6725 for (i=0; i<N; i++) { 6726 PackageParser.Activity a = pkg.receivers.get(i); 6727 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6728 a.info.processName, pkg.applicationInfo.uid); 6729 mReceivers.addActivity(a, "receiver"); 6730 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6731 if (r == null) { 6732 r = new StringBuilder(256); 6733 } else { 6734 r.append(' '); 6735 } 6736 r.append(a.info.name); 6737 } 6738 } 6739 if (r != null) { 6740 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6741 } 6742 6743 N = pkg.activities.size(); 6744 r = null; 6745 for (i=0; i<N; i++) { 6746 PackageParser.Activity a = pkg.activities.get(i); 6747 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6748 a.info.processName, pkg.applicationInfo.uid); 6749 mActivities.addActivity(a, "activity"); 6750 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6751 if (r == null) { 6752 r = new StringBuilder(256); 6753 } else { 6754 r.append(' '); 6755 } 6756 r.append(a.info.name); 6757 } 6758 } 6759 if (r != null) { 6760 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6761 } 6762 6763 N = pkg.permissionGroups.size(); 6764 r = null; 6765 for (i=0; i<N; i++) { 6766 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6767 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6768 if (cur == null) { 6769 mPermissionGroups.put(pg.info.name, pg); 6770 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6771 if (r == null) { 6772 r = new StringBuilder(256); 6773 } else { 6774 r.append(' '); 6775 } 6776 r.append(pg.info.name); 6777 } 6778 } else { 6779 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6780 + pg.info.packageName + " ignored: original from " 6781 + cur.info.packageName); 6782 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6783 if (r == null) { 6784 r = new StringBuilder(256); 6785 } else { 6786 r.append(' '); 6787 } 6788 r.append("DUP:"); 6789 r.append(pg.info.name); 6790 } 6791 } 6792 } 6793 if (r != null) { 6794 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6795 } 6796 6797 N = pkg.permissions.size(); 6798 r = null; 6799 for (i=0; i<N; i++) { 6800 PackageParser.Permission p = pkg.permissions.get(i); 6801 6802 // Now that permission groups have a special meaning, we ignore permission 6803 // groups for legacy apps to prevent unexpected behavior. In particular, 6804 // permissions for one app being granted to someone just becuase they happen 6805 // to be in a group defined by another app (before this had no implications). 6806 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6807 p.group = mPermissionGroups.get(p.info.group); 6808 // Warn for a permission in an unknown group. 6809 if (p.info.group != null && p.group == null) { 6810 Slog.w(TAG, "Permission " + p.info.name + " from package " 6811 + p.info.packageName + " in an unknown group " + p.info.group); 6812 } 6813 } 6814 6815 ArrayMap<String, BasePermission> permissionMap = 6816 p.tree ? mSettings.mPermissionTrees 6817 : mSettings.mPermissions; 6818 BasePermission bp = permissionMap.get(p.info.name); 6819 6820 // Allow system apps to redefine non-system permissions 6821 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6822 final boolean currentOwnerIsSystem = (bp.perm != null 6823 && isSystemApp(bp.perm.owner)); 6824 if (isSystemApp(p.owner)) { 6825 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6826 // It's a built-in permission and no owner, take ownership now 6827 bp.packageSetting = pkgSetting; 6828 bp.perm = p; 6829 bp.uid = pkg.applicationInfo.uid; 6830 bp.sourcePackage = p.info.packageName; 6831 } else if (!currentOwnerIsSystem) { 6832 String msg = "New decl " + p.owner + " of permission " 6833 + p.info.name + " is system; overriding " + bp.sourcePackage; 6834 reportSettingsProblem(Log.WARN, msg); 6835 bp = null; 6836 } 6837 } 6838 } 6839 6840 if (bp == null) { 6841 bp = new BasePermission(p.info.name, p.info.packageName, 6842 BasePermission.TYPE_NORMAL); 6843 permissionMap.put(p.info.name, bp); 6844 } 6845 6846 if (bp.perm == null) { 6847 if (bp.sourcePackage == null 6848 || bp.sourcePackage.equals(p.info.packageName)) { 6849 BasePermission tree = findPermissionTreeLP(p.info.name); 6850 if (tree == null 6851 || tree.sourcePackage.equals(p.info.packageName)) { 6852 bp.packageSetting = pkgSetting; 6853 bp.perm = p; 6854 bp.uid = pkg.applicationInfo.uid; 6855 bp.sourcePackage = p.info.packageName; 6856 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6857 if (r == null) { 6858 r = new StringBuilder(256); 6859 } else { 6860 r.append(' '); 6861 } 6862 r.append(p.info.name); 6863 } 6864 } else { 6865 Slog.w(TAG, "Permission " + p.info.name + " from package " 6866 + p.info.packageName + " ignored: base tree " 6867 + tree.name + " is from package " 6868 + tree.sourcePackage); 6869 } 6870 } else { 6871 Slog.w(TAG, "Permission " + p.info.name + " from package " 6872 + p.info.packageName + " ignored: original from " 6873 + bp.sourcePackage); 6874 } 6875 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6876 if (r == null) { 6877 r = new StringBuilder(256); 6878 } else { 6879 r.append(' '); 6880 } 6881 r.append("DUP:"); 6882 r.append(p.info.name); 6883 } 6884 if (bp.perm == p) { 6885 bp.protectionLevel = p.info.protectionLevel; 6886 } 6887 } 6888 6889 if (r != null) { 6890 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6891 } 6892 6893 N = pkg.instrumentation.size(); 6894 r = null; 6895 for (i=0; i<N; i++) { 6896 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6897 a.info.packageName = pkg.applicationInfo.packageName; 6898 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6899 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6900 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6901 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6902 a.info.dataDir = pkg.applicationInfo.dataDir; 6903 6904 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6905 // need other information about the application, like the ABI and what not ? 6906 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6907 mInstrumentation.put(a.getComponentName(), a); 6908 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6909 if (r == null) { 6910 r = new StringBuilder(256); 6911 } else { 6912 r.append(' '); 6913 } 6914 r.append(a.info.name); 6915 } 6916 } 6917 if (r != null) { 6918 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6919 } 6920 6921 if (pkg.protectedBroadcasts != null) { 6922 N = pkg.protectedBroadcasts.size(); 6923 for (i=0; i<N; i++) { 6924 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6925 } 6926 } 6927 6928 pkgSetting.setTimeStamp(scanFileTime); 6929 6930 // Create idmap files for pairs of (packages, overlay packages). 6931 // Note: "android", ie framework-res.apk, is handled by native layers. 6932 if (pkg.mOverlayTarget != null) { 6933 // This is an overlay package. 6934 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6935 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6936 mOverlays.put(pkg.mOverlayTarget, 6937 new ArrayMap<String, PackageParser.Package>()); 6938 } 6939 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6940 map.put(pkg.packageName, pkg); 6941 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6942 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6943 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6944 "scanPackageLI failed to createIdmap"); 6945 } 6946 } 6947 } else if (mOverlays.containsKey(pkg.packageName) && 6948 !pkg.packageName.equals("android")) { 6949 // This is a regular package, with one or more known overlay packages. 6950 createIdmapsForPackageLI(pkg); 6951 } 6952 } 6953 6954 return pkg; 6955 } 6956 6957 /** 6958 * Derive the ABI of a non-system package located at {@code scanFile}. This information 6959 * is derived purely on the basis of the contents of {@code scanFile} and 6960 * {@code cpuAbiOverride}. 6961 * 6962 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 6963 */ 6964 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 6965 String cpuAbiOverride, boolean extractLibs) 6966 throws PackageManagerException { 6967 // TODO: We can probably be smarter about this stuff. For installed apps, 6968 // we can calculate this information at install time once and for all. For 6969 // system apps, we can probably assume that this information doesn't change 6970 // after the first boot scan. As things stand, we do lots of unnecessary work. 6971 6972 // Give ourselves some initial paths; we'll come back for another 6973 // pass once we've determined ABI below. 6974 setNativeLibraryPaths(pkg); 6975 6976 // We would never need to extract libs for forward-locked and external packages, 6977 // since the container service will do it for us. We shouldn't attempt to 6978 // extract libs from system app when it was not updated. 6979 if (pkg.isForwardLocked() || isExternal(pkg) || 6980 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 6981 extractLibs = false; 6982 } 6983 6984 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6985 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6986 6987 NativeLibraryHelper.Handle handle = null; 6988 try { 6989 handle = NativeLibraryHelper.Handle.create(scanFile); 6990 // TODO(multiArch): This can be null for apps that didn't go through the 6991 // usual installation process. We can calculate it again, like we 6992 // do during install time. 6993 // 6994 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6995 // unnecessary. 6996 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6997 6998 // Null out the abis so that they can be recalculated. 6999 pkg.applicationInfo.primaryCpuAbi = null; 7000 pkg.applicationInfo.secondaryCpuAbi = null; 7001 if (isMultiArch(pkg.applicationInfo)) { 7002 // Warn if we've set an abiOverride for multi-lib packages.. 7003 // By definition, we need to copy both 32 and 64 bit libraries for 7004 // such packages. 7005 if (pkg.cpuAbiOverride != null 7006 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7007 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7008 } 7009 7010 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7011 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7012 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7013 if (extractLibs) { 7014 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7015 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7016 useIsaSpecificSubdirs); 7017 } else { 7018 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7019 } 7020 } 7021 7022 maybeThrowExceptionForMultiArchCopy( 7023 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7024 7025 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7026 if (extractLibs) { 7027 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7028 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7029 useIsaSpecificSubdirs); 7030 } else { 7031 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7032 } 7033 } 7034 7035 maybeThrowExceptionForMultiArchCopy( 7036 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7037 7038 if (abi64 >= 0) { 7039 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7040 } 7041 7042 if (abi32 >= 0) { 7043 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7044 if (abi64 >= 0) { 7045 pkg.applicationInfo.secondaryCpuAbi = abi; 7046 } else { 7047 pkg.applicationInfo.primaryCpuAbi = abi; 7048 } 7049 } 7050 } else { 7051 String[] abiList = (cpuAbiOverride != null) ? 7052 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7053 7054 // Enable gross and lame hacks for apps that are built with old 7055 // SDK tools. We must scan their APKs for renderscript bitcode and 7056 // not launch them if it's present. Don't bother checking on devices 7057 // that don't have 64 bit support. 7058 boolean needsRenderScriptOverride = false; 7059 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7060 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7061 abiList = Build.SUPPORTED_32_BIT_ABIS; 7062 needsRenderScriptOverride = true; 7063 } 7064 7065 final int copyRet; 7066 if (extractLibs) { 7067 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7068 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7069 } else { 7070 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7071 } 7072 7073 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7074 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7075 "Error unpackaging native libs for app, errorCode=" + copyRet); 7076 } 7077 7078 if (copyRet >= 0) { 7079 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7080 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7081 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7082 } else if (needsRenderScriptOverride) { 7083 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7084 } 7085 } 7086 } catch (IOException ioe) { 7087 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7088 } finally { 7089 IoUtils.closeQuietly(handle); 7090 } 7091 7092 // Now that we've calculated the ABIs and determined if it's an internal app, 7093 // we will go ahead and populate the nativeLibraryPath. 7094 setNativeLibraryPaths(pkg); 7095 } 7096 7097 /** 7098 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7099 * i.e, so that all packages can be run inside a single process if required. 7100 * 7101 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7102 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7103 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7104 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7105 * updating a package that belongs to a shared user. 7106 * 7107 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7108 * adds unnecessary complexity. 7109 */ 7110 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7111 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7112 String requiredInstructionSet = null; 7113 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7114 requiredInstructionSet = VMRuntime.getInstructionSet( 7115 scannedPackage.applicationInfo.primaryCpuAbi); 7116 } 7117 7118 PackageSetting requirer = null; 7119 for (PackageSetting ps : packagesForUser) { 7120 // If packagesForUser contains scannedPackage, we skip it. This will happen 7121 // when scannedPackage is an update of an existing package. Without this check, 7122 // we will never be able to change the ABI of any package belonging to a shared 7123 // user, even if it's compatible with other packages. 7124 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7125 if (ps.primaryCpuAbiString == null) { 7126 continue; 7127 } 7128 7129 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7130 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7131 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7132 // this but there's not much we can do. 7133 String errorMessage = "Instruction set mismatch, " 7134 + ((requirer == null) ? "[caller]" : requirer) 7135 + " requires " + requiredInstructionSet + " whereas " + ps 7136 + " requires " + instructionSet; 7137 Slog.w(TAG, errorMessage); 7138 } 7139 7140 if (requiredInstructionSet == null) { 7141 requiredInstructionSet = instructionSet; 7142 requirer = ps; 7143 } 7144 } 7145 } 7146 7147 if (requiredInstructionSet != null) { 7148 String adjustedAbi; 7149 if (requirer != null) { 7150 // requirer != null implies that either scannedPackage was null or that scannedPackage 7151 // did not require an ABI, in which case we have to adjust scannedPackage to match 7152 // the ABI of the set (which is the same as requirer's ABI) 7153 adjustedAbi = requirer.primaryCpuAbiString; 7154 if (scannedPackage != null) { 7155 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7156 } 7157 } else { 7158 // requirer == null implies that we're updating all ABIs in the set to 7159 // match scannedPackage. 7160 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7161 } 7162 7163 for (PackageSetting ps : packagesForUser) { 7164 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7165 if (ps.primaryCpuAbiString != null) { 7166 continue; 7167 } 7168 7169 ps.primaryCpuAbiString = adjustedAbi; 7170 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7171 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7172 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7173 7174 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7175 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7176 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7177 ps.primaryCpuAbiString = null; 7178 ps.pkg.applicationInfo.primaryCpuAbi = null; 7179 return; 7180 } else { 7181 mInstaller.rmdex(ps.codePathString, 7182 getDexCodeInstructionSet(getPreferredInstructionSet())); 7183 } 7184 } 7185 } 7186 } 7187 } 7188 } 7189 7190 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7191 synchronized (mPackages) { 7192 mResolverReplaced = true; 7193 // Set up information for custom user intent resolution activity. 7194 mResolveActivity.applicationInfo = pkg.applicationInfo; 7195 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7196 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7197 mResolveActivity.processName = pkg.applicationInfo.packageName; 7198 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7199 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7200 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7201 mResolveActivity.theme = 0; 7202 mResolveActivity.exported = true; 7203 mResolveActivity.enabled = true; 7204 mResolveInfo.activityInfo = mResolveActivity; 7205 mResolveInfo.priority = 0; 7206 mResolveInfo.preferredOrder = 0; 7207 mResolveInfo.match = 0; 7208 mResolveComponentName = mCustomResolverComponentName; 7209 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7210 mResolveComponentName); 7211 } 7212 } 7213 7214 private static String calculateBundledApkRoot(final String codePathString) { 7215 final File codePath = new File(codePathString); 7216 final File codeRoot; 7217 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7218 codeRoot = Environment.getRootDirectory(); 7219 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7220 codeRoot = Environment.getOemDirectory(); 7221 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7222 codeRoot = Environment.getVendorDirectory(); 7223 } else { 7224 // Unrecognized code path; take its top real segment as the apk root: 7225 // e.g. /something/app/blah.apk => /something 7226 try { 7227 File f = codePath.getCanonicalFile(); 7228 File parent = f.getParentFile(); // non-null because codePath is a file 7229 File tmp; 7230 while ((tmp = parent.getParentFile()) != null) { 7231 f = parent; 7232 parent = tmp; 7233 } 7234 codeRoot = f; 7235 Slog.w(TAG, "Unrecognized code path " 7236 + codePath + " - using " + codeRoot); 7237 } catch (IOException e) { 7238 // Can't canonicalize the code path -- shenanigans? 7239 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7240 return Environment.getRootDirectory().getPath(); 7241 } 7242 } 7243 return codeRoot.getPath(); 7244 } 7245 7246 /** 7247 * Derive and set the location of native libraries for the given package, 7248 * which varies depending on where and how the package was installed. 7249 */ 7250 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7251 final ApplicationInfo info = pkg.applicationInfo; 7252 final String codePath = pkg.codePath; 7253 final File codeFile = new File(codePath); 7254 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7255 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7256 7257 info.nativeLibraryRootDir = null; 7258 info.nativeLibraryRootRequiresIsa = false; 7259 info.nativeLibraryDir = null; 7260 info.secondaryNativeLibraryDir = null; 7261 7262 if (isApkFile(codeFile)) { 7263 // Monolithic install 7264 if (bundledApp) { 7265 // If "/system/lib64/apkname" exists, assume that is the per-package 7266 // native library directory to use; otherwise use "/system/lib/apkname". 7267 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7268 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7269 getPrimaryInstructionSet(info)); 7270 7271 // This is a bundled system app so choose the path based on the ABI. 7272 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7273 // is just the default path. 7274 final String apkName = deriveCodePathName(codePath); 7275 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7276 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7277 apkName).getAbsolutePath(); 7278 7279 if (info.secondaryCpuAbi != null) { 7280 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7281 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7282 secondaryLibDir, apkName).getAbsolutePath(); 7283 } 7284 } else if (asecApp) { 7285 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7286 .getAbsolutePath(); 7287 } else { 7288 final String apkName = deriveCodePathName(codePath); 7289 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7290 .getAbsolutePath(); 7291 } 7292 7293 info.nativeLibraryRootRequiresIsa = false; 7294 info.nativeLibraryDir = info.nativeLibraryRootDir; 7295 } else { 7296 // Cluster install 7297 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7298 info.nativeLibraryRootRequiresIsa = true; 7299 7300 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7301 getPrimaryInstructionSet(info)).getAbsolutePath(); 7302 7303 if (info.secondaryCpuAbi != null) { 7304 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7305 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7306 } 7307 } 7308 } 7309 7310 /** 7311 * Calculate the abis and roots for a bundled app. These can uniquely 7312 * be determined from the contents of the system partition, i.e whether 7313 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7314 * of this information, and instead assume that the system was built 7315 * sensibly. 7316 */ 7317 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7318 PackageSetting pkgSetting) { 7319 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7320 7321 // If "/system/lib64/apkname" exists, assume that is the per-package 7322 // native library directory to use; otherwise use "/system/lib/apkname". 7323 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7324 setBundledAppAbi(pkg, apkRoot, apkName); 7325 // pkgSetting might be null during rescan following uninstall of updates 7326 // to a bundled app, so accommodate that possibility. The settings in 7327 // that case will be established later from the parsed package. 7328 // 7329 // If the settings aren't null, sync them up with what we've just derived. 7330 // note that apkRoot isn't stored in the package settings. 7331 if (pkgSetting != null) { 7332 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7333 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7334 } 7335 } 7336 7337 /** 7338 * Deduces the ABI of a bundled app and sets the relevant fields on the 7339 * parsed pkg object. 7340 * 7341 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7342 * under which system libraries are installed. 7343 * @param apkName the name of the installed package. 7344 */ 7345 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7346 final File codeFile = new File(pkg.codePath); 7347 7348 final boolean has64BitLibs; 7349 final boolean has32BitLibs; 7350 if (isApkFile(codeFile)) { 7351 // Monolithic install 7352 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7353 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7354 } else { 7355 // Cluster install 7356 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7357 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7358 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7359 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7360 has64BitLibs = (new File(rootDir, isa)).exists(); 7361 } else { 7362 has64BitLibs = false; 7363 } 7364 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7365 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7366 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7367 has32BitLibs = (new File(rootDir, isa)).exists(); 7368 } else { 7369 has32BitLibs = false; 7370 } 7371 } 7372 7373 if (has64BitLibs && !has32BitLibs) { 7374 // The package has 64 bit libs, but not 32 bit libs. Its primary 7375 // ABI should be 64 bit. We can safely assume here that the bundled 7376 // native libraries correspond to the most preferred ABI in the list. 7377 7378 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7379 pkg.applicationInfo.secondaryCpuAbi = null; 7380 } else if (has32BitLibs && !has64BitLibs) { 7381 // The package has 32 bit libs but not 64 bit libs. Its primary 7382 // ABI should be 32 bit. 7383 7384 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7385 pkg.applicationInfo.secondaryCpuAbi = null; 7386 } else if (has32BitLibs && has64BitLibs) { 7387 // The application has both 64 and 32 bit bundled libraries. We check 7388 // here that the app declares multiArch support, and warn if it doesn't. 7389 // 7390 // We will be lenient here and record both ABIs. The primary will be the 7391 // ABI that's higher on the list, i.e, a device that's configured to prefer 7392 // 64 bit apps will see a 64 bit primary ABI, 7393 7394 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7395 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7396 } 7397 7398 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7399 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7400 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7401 } else { 7402 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7403 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7404 } 7405 } else { 7406 pkg.applicationInfo.primaryCpuAbi = null; 7407 pkg.applicationInfo.secondaryCpuAbi = null; 7408 } 7409 } 7410 7411 private void killApplication(String pkgName, int appId, String reason) { 7412 // Request the ActivityManager to kill the process(only for existing packages) 7413 // so that we do not end up in a confused state while the user is still using the older 7414 // version of the application while the new one gets installed. 7415 IActivityManager am = ActivityManagerNative.getDefault(); 7416 if (am != null) { 7417 try { 7418 am.killApplicationWithAppId(pkgName, appId, reason); 7419 } catch (RemoteException e) { 7420 } 7421 } 7422 } 7423 7424 void removePackageLI(PackageSetting ps, boolean chatty) { 7425 if (DEBUG_INSTALL) { 7426 if (chatty) 7427 Log.d(TAG, "Removing package " + ps.name); 7428 } 7429 7430 // writer 7431 synchronized (mPackages) { 7432 mPackages.remove(ps.name); 7433 final PackageParser.Package pkg = ps.pkg; 7434 if (pkg != null) { 7435 cleanPackageDataStructuresLILPw(pkg, chatty); 7436 } 7437 } 7438 } 7439 7440 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7441 if (DEBUG_INSTALL) { 7442 if (chatty) 7443 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7444 } 7445 7446 // writer 7447 synchronized (mPackages) { 7448 mPackages.remove(pkg.applicationInfo.packageName); 7449 cleanPackageDataStructuresLILPw(pkg, chatty); 7450 } 7451 } 7452 7453 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7454 int N = pkg.providers.size(); 7455 StringBuilder r = null; 7456 int i; 7457 for (i=0; i<N; i++) { 7458 PackageParser.Provider p = pkg.providers.get(i); 7459 mProviders.removeProvider(p); 7460 if (p.info.authority == null) { 7461 7462 /* There was another ContentProvider with this authority when 7463 * this app was installed so this authority is null, 7464 * Ignore it as we don't have to unregister the provider. 7465 */ 7466 continue; 7467 } 7468 String names[] = p.info.authority.split(";"); 7469 for (int j = 0; j < names.length; j++) { 7470 if (mProvidersByAuthority.get(names[j]) == p) { 7471 mProvidersByAuthority.remove(names[j]); 7472 if (DEBUG_REMOVE) { 7473 if (chatty) 7474 Log.d(TAG, "Unregistered content provider: " + names[j] 7475 + ", className = " + p.info.name + ", isSyncable = " 7476 + p.info.isSyncable); 7477 } 7478 } 7479 } 7480 if (DEBUG_REMOVE && chatty) { 7481 if (r == null) { 7482 r = new StringBuilder(256); 7483 } else { 7484 r.append(' '); 7485 } 7486 r.append(p.info.name); 7487 } 7488 } 7489 if (r != null) { 7490 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7491 } 7492 7493 N = pkg.services.size(); 7494 r = null; 7495 for (i=0; i<N; i++) { 7496 PackageParser.Service s = pkg.services.get(i); 7497 mServices.removeService(s); 7498 if (chatty) { 7499 if (r == null) { 7500 r = new StringBuilder(256); 7501 } else { 7502 r.append(' '); 7503 } 7504 r.append(s.info.name); 7505 } 7506 } 7507 if (r != null) { 7508 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7509 } 7510 7511 N = pkg.receivers.size(); 7512 r = null; 7513 for (i=0; i<N; i++) { 7514 PackageParser.Activity a = pkg.receivers.get(i); 7515 mReceivers.removeActivity(a, "receiver"); 7516 if (DEBUG_REMOVE && chatty) { 7517 if (r == null) { 7518 r = new StringBuilder(256); 7519 } else { 7520 r.append(' '); 7521 } 7522 r.append(a.info.name); 7523 } 7524 } 7525 if (r != null) { 7526 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7527 } 7528 7529 N = pkg.activities.size(); 7530 r = null; 7531 for (i=0; i<N; i++) { 7532 PackageParser.Activity a = pkg.activities.get(i); 7533 mActivities.removeActivity(a, "activity"); 7534 if (DEBUG_REMOVE && chatty) { 7535 if (r == null) { 7536 r = new StringBuilder(256); 7537 } else { 7538 r.append(' '); 7539 } 7540 r.append(a.info.name); 7541 } 7542 } 7543 if (r != null) { 7544 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7545 } 7546 7547 N = pkg.permissions.size(); 7548 r = null; 7549 for (i=0; i<N; i++) { 7550 PackageParser.Permission p = pkg.permissions.get(i); 7551 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7552 if (bp == null) { 7553 bp = mSettings.mPermissionTrees.get(p.info.name); 7554 } 7555 if (bp != null && bp.perm == p) { 7556 bp.perm = null; 7557 if (DEBUG_REMOVE && chatty) { 7558 if (r == null) { 7559 r = new StringBuilder(256); 7560 } else { 7561 r.append(' '); 7562 } 7563 r.append(p.info.name); 7564 } 7565 } 7566 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7567 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7568 if (appOpPerms != null) { 7569 appOpPerms.remove(pkg.packageName); 7570 } 7571 } 7572 } 7573 if (r != null) { 7574 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7575 } 7576 7577 N = pkg.requestedPermissions.size(); 7578 r = null; 7579 for (i=0; i<N; i++) { 7580 String perm = pkg.requestedPermissions.get(i); 7581 BasePermission bp = mSettings.mPermissions.get(perm); 7582 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7583 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7584 if (appOpPerms != null) { 7585 appOpPerms.remove(pkg.packageName); 7586 if (appOpPerms.isEmpty()) { 7587 mAppOpPermissionPackages.remove(perm); 7588 } 7589 } 7590 } 7591 } 7592 if (r != null) { 7593 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7594 } 7595 7596 N = pkg.instrumentation.size(); 7597 r = null; 7598 for (i=0; i<N; i++) { 7599 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7600 mInstrumentation.remove(a.getComponentName()); 7601 if (DEBUG_REMOVE && chatty) { 7602 if (r == null) { 7603 r = new StringBuilder(256); 7604 } else { 7605 r.append(' '); 7606 } 7607 r.append(a.info.name); 7608 } 7609 } 7610 if (r != null) { 7611 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7612 } 7613 7614 r = null; 7615 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7616 // Only system apps can hold shared libraries. 7617 if (pkg.libraryNames != null) { 7618 for (i=0; i<pkg.libraryNames.size(); i++) { 7619 String name = pkg.libraryNames.get(i); 7620 SharedLibraryEntry cur = mSharedLibraries.get(name); 7621 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7622 mSharedLibraries.remove(name); 7623 if (DEBUG_REMOVE && chatty) { 7624 if (r == null) { 7625 r = new StringBuilder(256); 7626 } else { 7627 r.append(' '); 7628 } 7629 r.append(name); 7630 } 7631 } 7632 } 7633 } 7634 } 7635 if (r != null) { 7636 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7637 } 7638 } 7639 7640 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7641 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7642 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7643 return true; 7644 } 7645 } 7646 return false; 7647 } 7648 7649 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7650 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7651 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7652 7653 private void updatePermissionsLPw(String changingPkg, 7654 PackageParser.Package pkgInfo, int flags) { 7655 // Make sure there are no dangling permission trees. 7656 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7657 while (it.hasNext()) { 7658 final BasePermission bp = it.next(); 7659 if (bp.packageSetting == null) { 7660 // We may not yet have parsed the package, so just see if 7661 // we still know about its settings. 7662 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7663 } 7664 if (bp.packageSetting == null) { 7665 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7666 + " from package " + bp.sourcePackage); 7667 it.remove(); 7668 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7669 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7670 Slog.i(TAG, "Removing old permission tree: " + bp.name 7671 + " from package " + bp.sourcePackage); 7672 flags |= UPDATE_PERMISSIONS_ALL; 7673 it.remove(); 7674 } 7675 } 7676 } 7677 7678 // Make sure all dynamic permissions have been assigned to a package, 7679 // and make sure there are no dangling permissions. 7680 it = mSettings.mPermissions.values().iterator(); 7681 while (it.hasNext()) { 7682 final BasePermission bp = it.next(); 7683 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7684 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7685 + bp.name + " pkg=" + bp.sourcePackage 7686 + " info=" + bp.pendingInfo); 7687 if (bp.packageSetting == null && bp.pendingInfo != null) { 7688 final BasePermission tree = findPermissionTreeLP(bp.name); 7689 if (tree != null && tree.perm != null) { 7690 bp.packageSetting = tree.packageSetting; 7691 bp.perm = new PackageParser.Permission(tree.perm.owner, 7692 new PermissionInfo(bp.pendingInfo)); 7693 bp.perm.info.packageName = tree.perm.info.packageName; 7694 bp.perm.info.name = bp.name; 7695 bp.uid = tree.uid; 7696 } 7697 } 7698 } 7699 if (bp.packageSetting == null) { 7700 // We may not yet have parsed the package, so just see if 7701 // we still know about its settings. 7702 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7703 } 7704 if (bp.packageSetting == null) { 7705 Slog.w(TAG, "Removing dangling permission: " + bp.name 7706 + " from package " + bp.sourcePackage); 7707 it.remove(); 7708 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7709 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7710 Slog.i(TAG, "Removing old permission: " + bp.name 7711 + " from package " + bp.sourcePackage); 7712 flags |= UPDATE_PERMISSIONS_ALL; 7713 it.remove(); 7714 } 7715 } 7716 } 7717 7718 // Now update the permissions for all packages, in particular 7719 // replace the granted permissions of the system packages. 7720 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7721 for (PackageParser.Package pkg : mPackages.values()) { 7722 if (pkg != pkgInfo) { 7723 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7724 changingPkg); 7725 } 7726 } 7727 } 7728 7729 if (pkgInfo != null) { 7730 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7731 } 7732 } 7733 7734 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7735 String packageOfInterest) { 7736 // IMPORTANT: There are two types of permissions: install and runtime. 7737 // Install time permissions are granted when the app is installed to 7738 // all device users and users added in the future. Runtime permissions 7739 // are granted at runtime explicitly to specific users. Normal and signature 7740 // protected permissions are install time permissions. Dangerous permissions 7741 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7742 // otherwise they are runtime permissions. This function does not manage 7743 // runtime permissions except for the case an app targeting Lollipop MR1 7744 // being upgraded to target a newer SDK, in which case dangerous permissions 7745 // are transformed from install time to runtime ones. 7746 7747 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7748 if (ps == null) { 7749 return; 7750 } 7751 7752 PermissionsState permissionsState = ps.getPermissionsState(); 7753 PermissionsState origPermissions = permissionsState; 7754 7755 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7756 7757 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7758 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7759 7760 boolean changedInstallPermission = false; 7761 7762 if (replace) { 7763 ps.installPermissionsFixed = false; 7764 if (!ps.isSharedUser()) { 7765 origPermissions = new PermissionsState(permissionsState); 7766 permissionsState.reset(); 7767 } 7768 } 7769 7770 permissionsState.setGlobalGids(mGlobalGids); 7771 7772 final int N = pkg.requestedPermissions.size(); 7773 for (int i=0; i<N; i++) { 7774 final String name = pkg.requestedPermissions.get(i); 7775 final BasePermission bp = mSettings.mPermissions.get(name); 7776 7777 if (DEBUG_INSTALL) { 7778 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7779 } 7780 7781 if (bp == null || bp.packageSetting == null) { 7782 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7783 Slog.w(TAG, "Unknown permission " + name 7784 + " in package " + pkg.packageName); 7785 } 7786 continue; 7787 } 7788 7789 final String perm = bp.name; 7790 boolean allowedSig = false; 7791 int grant = GRANT_DENIED; 7792 7793 // Keep track of app op permissions. 7794 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7795 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7796 if (pkgs == null) { 7797 pkgs = new ArraySet<>(); 7798 mAppOpPermissionPackages.put(bp.name, pkgs); 7799 } 7800 pkgs.add(pkg.packageName); 7801 } 7802 7803 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7804 switch (level) { 7805 case PermissionInfo.PROTECTION_NORMAL: { 7806 // For all apps normal permissions are install time ones. 7807 grant = GRANT_INSTALL; 7808 } break; 7809 7810 case PermissionInfo.PROTECTION_DANGEROUS: { 7811 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7812 // For legacy apps dangerous permissions are install time ones. 7813 grant = GRANT_INSTALL_LEGACY; 7814 } else if (ps.isSystem()) { 7815 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7816 if (origPermissions.hasInstallPermission(bp.name)) { 7817 // If a system app had an install permission, then the app was 7818 // upgraded and we grant the permissions as runtime to all users. 7819 grant = GRANT_UPGRADE; 7820 upgradeUserIds = currentUserIds; 7821 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7822 // If users changed since the last permissions update for a 7823 // system app, we grant the permission as runtime to the new users. 7824 grant = GRANT_UPGRADE; 7825 upgradeUserIds = currentUserIds; 7826 for (int userId : updatedUserIds) { 7827 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7828 } 7829 } else { 7830 // Otherwise, we grant the permission as runtime if the app 7831 // already had it, i.e. we preserve runtime permissions. 7832 grant = GRANT_RUNTIME; 7833 } 7834 } else if (origPermissions.hasInstallPermission(bp.name)) { 7835 // For legacy apps that became modern, install becomes runtime. 7836 grant = GRANT_UPGRADE; 7837 upgradeUserIds = currentUserIds; 7838 } else if (replace) { 7839 // For upgraded modern apps keep runtime permissions unchanged. 7840 grant = GRANT_RUNTIME; 7841 } 7842 } break; 7843 7844 case PermissionInfo.PROTECTION_SIGNATURE: { 7845 // For all apps signature permissions are install time ones. 7846 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7847 if (allowedSig) { 7848 grant = GRANT_INSTALL; 7849 } 7850 } break; 7851 } 7852 7853 if (DEBUG_INSTALL) { 7854 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7855 } 7856 7857 if (grant != GRANT_DENIED) { 7858 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7859 // If this is an existing, non-system package, then 7860 // we can't add any new permissions to it. 7861 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7862 // Except... if this is a permission that was added 7863 // to the platform (note: need to only do this when 7864 // updating the platform). 7865 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7866 grant = GRANT_DENIED; 7867 } 7868 } 7869 } 7870 7871 switch (grant) { 7872 case GRANT_INSTALL: { 7873 // Revoke this as runtime permission to handle the case of 7874 // a runtime permssion being downgraded to an install one. 7875 for (int userId : UserManagerService.getInstance().getUserIds()) { 7876 if (origPermissions.getRuntimePermissionState( 7877 bp.name, userId) != null) { 7878 // Revoke the runtime permission and clear the flags. 7879 origPermissions.revokeRuntimePermission(bp, userId); 7880 origPermissions.updatePermissionFlags(bp, userId, 7881 PackageManager.MASK_PERMISSION_FLAGS, 0); 7882 // If we revoked a permission permission, we have to write. 7883 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7884 changedRuntimePermissionUserIds, userId); 7885 } 7886 } 7887 // Grant an install permission. 7888 if (permissionsState.grantInstallPermission(bp) != 7889 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7890 changedInstallPermission = true; 7891 } 7892 } break; 7893 7894 case GRANT_INSTALL_LEGACY: { 7895 // Grant an install permission. 7896 if (permissionsState.grantInstallPermission(bp) != 7897 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7898 changedInstallPermission = true; 7899 } 7900 } break; 7901 7902 case GRANT_RUNTIME: { 7903 // Grant previously granted runtime permissions. 7904 for (int userId : UserManagerService.getInstance().getUserIds()) { 7905 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7906 PermissionState permissionState = origPermissions 7907 .getRuntimePermissionState(bp.name, userId); 7908 final int flags = permissionState.getFlags(); 7909 if (permissionsState.grantRuntimePermission(bp, userId) == 7910 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7911 // If we cannot put the permission as it was, we have to write. 7912 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7913 changedRuntimePermissionUserIds, userId); 7914 } else { 7915 // System components not only get the permissions but 7916 // they are also fixed, so nothing can change that. 7917 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7918 ? flags 7919 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7920 // Propagate the permission flags. 7921 permissionsState.updatePermissionFlags(bp, userId, 7922 newFlags, newFlags); 7923 } 7924 } 7925 } 7926 } break; 7927 7928 case GRANT_UPGRADE: { 7929 // Grant runtime permissions for a previously held install permission. 7930 PermissionState permissionState = origPermissions 7931 .getInstallPermissionState(bp.name); 7932 final int flags = permissionState != null ? permissionState.getFlags() : 0; 7933 7934 origPermissions.revokeInstallPermission(bp); 7935 // We will be transferring the permission flags, so clear them. 7936 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 7937 PackageManager.MASK_PERMISSION_FLAGS, 0); 7938 7939 // If the permission is not to be promoted to runtime we ignore it and 7940 // also its other flags as they are not applicable to install permissions. 7941 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 7942 for (int userId : upgradeUserIds) { 7943 if (permissionsState.grantRuntimePermission(bp, userId) != 7944 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7945 // System components not only get the permissions but 7946 // they are also fixed so nothing can change that. 7947 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7948 ? flags 7949 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7950 // Transfer the permission flags. 7951 permissionsState.updatePermissionFlags(bp, userId, 7952 newFlags, newFlags); 7953 // If we granted the permission, we have to write. 7954 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7955 changedRuntimePermissionUserIds, userId); 7956 } 7957 } 7958 } 7959 } break; 7960 7961 default: { 7962 if (packageOfInterest == null 7963 || packageOfInterest.equals(pkg.packageName)) { 7964 Slog.w(TAG, "Not granting permission " + perm 7965 + " to package " + pkg.packageName 7966 + " because it was previously installed without"); 7967 } 7968 } break; 7969 } 7970 } else { 7971 if (permissionsState.revokeInstallPermission(bp) != 7972 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7973 // Also drop the permission flags. 7974 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 7975 PackageManager.MASK_PERMISSION_FLAGS, 0); 7976 changedInstallPermission = true; 7977 Slog.i(TAG, "Un-granting permission " + perm 7978 + " from package " + pkg.packageName 7979 + " (protectionLevel=" + bp.protectionLevel 7980 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7981 + ")"); 7982 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7983 // Don't print warning for app op permissions, since it is fine for them 7984 // not to be granted, there is a UI for the user to decide. 7985 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7986 Slog.w(TAG, "Not granting permission " + perm 7987 + " to package " + pkg.packageName 7988 + " (protectionLevel=" + bp.protectionLevel 7989 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7990 + ")"); 7991 } 7992 } 7993 } 7994 } 7995 7996 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7997 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7998 // This is the first that we have heard about this package, so the 7999 // permissions we have now selected are fixed until explicitly 8000 // changed. 8001 ps.installPermissionsFixed = true; 8002 } 8003 8004 ps.setPermissionsUpdatedForUserIds(currentUserIds); 8005 8006 // Persist the runtime permissions state for users with changes. 8007 for (int userId : changedRuntimePermissionUserIds) { 8008 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 8009 } 8010 } 8011 8012 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8013 boolean allowed = false; 8014 final int NP = PackageParser.NEW_PERMISSIONS.length; 8015 for (int ip=0; ip<NP; ip++) { 8016 final PackageParser.NewPermissionInfo npi 8017 = PackageParser.NEW_PERMISSIONS[ip]; 8018 if (npi.name.equals(perm) 8019 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8020 allowed = true; 8021 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8022 + pkg.packageName); 8023 break; 8024 } 8025 } 8026 return allowed; 8027 } 8028 8029 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8030 BasePermission bp, PermissionsState origPermissions) { 8031 boolean allowed; 8032 allowed = (compareSignatures( 8033 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8034 == PackageManager.SIGNATURE_MATCH) 8035 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8036 == PackageManager.SIGNATURE_MATCH); 8037 if (!allowed && (bp.protectionLevel 8038 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8039 if (isSystemApp(pkg)) { 8040 // For updated system applications, a system permission 8041 // is granted only if it had been defined by the original application. 8042 if (pkg.isUpdatedSystemApp()) { 8043 final PackageSetting sysPs = mSettings 8044 .getDisabledSystemPkgLPr(pkg.packageName); 8045 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8046 // If the original was granted this permission, we take 8047 // that grant decision as read and propagate it to the 8048 // update. 8049 if (sysPs.isPrivileged()) { 8050 allowed = true; 8051 } 8052 } else { 8053 // The system apk may have been updated with an older 8054 // version of the one on the data partition, but which 8055 // granted a new system permission that it didn't have 8056 // before. In this case we do want to allow the app to 8057 // now get the new permission if the ancestral apk is 8058 // privileged to get it. 8059 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8060 for (int j=0; 8061 j<sysPs.pkg.requestedPermissions.size(); j++) { 8062 if (perm.equals( 8063 sysPs.pkg.requestedPermissions.get(j))) { 8064 allowed = true; 8065 break; 8066 } 8067 } 8068 } 8069 } 8070 } else { 8071 allowed = isPrivilegedApp(pkg); 8072 } 8073 } 8074 } 8075 if (!allowed && (bp.protectionLevel 8076 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8077 // For development permissions, a development permission 8078 // is granted only if it was already granted. 8079 allowed = origPermissions.hasInstallPermission(perm); 8080 } 8081 return allowed; 8082 } 8083 8084 final class ActivityIntentResolver 8085 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8086 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8087 boolean defaultOnly, int userId) { 8088 if (!sUserManager.exists(userId)) return null; 8089 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8090 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8091 } 8092 8093 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8094 int userId) { 8095 if (!sUserManager.exists(userId)) return null; 8096 mFlags = flags; 8097 return super.queryIntent(intent, resolvedType, 8098 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8099 } 8100 8101 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8102 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8103 if (!sUserManager.exists(userId)) return null; 8104 if (packageActivities == null) { 8105 return null; 8106 } 8107 mFlags = flags; 8108 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8109 final int N = packageActivities.size(); 8110 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8111 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8112 8113 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8114 for (int i = 0; i < N; ++i) { 8115 intentFilters = packageActivities.get(i).intents; 8116 if (intentFilters != null && intentFilters.size() > 0) { 8117 PackageParser.ActivityIntentInfo[] array = 8118 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8119 intentFilters.toArray(array); 8120 listCut.add(array); 8121 } 8122 } 8123 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8124 } 8125 8126 public final void addActivity(PackageParser.Activity a, String type) { 8127 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8128 mActivities.put(a.getComponentName(), a); 8129 if (DEBUG_SHOW_INFO) 8130 Log.v( 8131 TAG, " " + type + " " + 8132 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8133 if (DEBUG_SHOW_INFO) 8134 Log.v(TAG, " Class=" + a.info.name); 8135 final int NI = a.intents.size(); 8136 for (int j=0; j<NI; j++) { 8137 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8138 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8139 intent.setPriority(0); 8140 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8141 + a.className + " with priority > 0, forcing to 0"); 8142 } 8143 if (DEBUG_SHOW_INFO) { 8144 Log.v(TAG, " IntentFilter:"); 8145 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8146 } 8147 if (!intent.debugCheck()) { 8148 Log.w(TAG, "==> For Activity " + a.info.name); 8149 } 8150 addFilter(intent); 8151 } 8152 } 8153 8154 public final void removeActivity(PackageParser.Activity a, String type) { 8155 mActivities.remove(a.getComponentName()); 8156 if (DEBUG_SHOW_INFO) { 8157 Log.v(TAG, " " + type + " " 8158 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8159 : a.info.name) + ":"); 8160 Log.v(TAG, " Class=" + a.info.name); 8161 } 8162 final int NI = a.intents.size(); 8163 for (int j=0; j<NI; j++) { 8164 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8165 if (DEBUG_SHOW_INFO) { 8166 Log.v(TAG, " IntentFilter:"); 8167 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8168 } 8169 removeFilter(intent); 8170 } 8171 } 8172 8173 @Override 8174 protected boolean allowFilterResult( 8175 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8176 ActivityInfo filterAi = filter.activity.info; 8177 for (int i=dest.size()-1; i>=0; i--) { 8178 ActivityInfo destAi = dest.get(i).activityInfo; 8179 if (destAi.name == filterAi.name 8180 && destAi.packageName == filterAi.packageName) { 8181 return false; 8182 } 8183 } 8184 return true; 8185 } 8186 8187 @Override 8188 protected ActivityIntentInfo[] newArray(int size) { 8189 return new ActivityIntentInfo[size]; 8190 } 8191 8192 @Override 8193 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8194 if (!sUserManager.exists(userId)) return true; 8195 PackageParser.Package p = filter.activity.owner; 8196 if (p != null) { 8197 PackageSetting ps = (PackageSetting)p.mExtras; 8198 if (ps != null) { 8199 // System apps are never considered stopped for purposes of 8200 // filtering, because there may be no way for the user to 8201 // actually re-launch them. 8202 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8203 && ps.getStopped(userId); 8204 } 8205 } 8206 return false; 8207 } 8208 8209 @Override 8210 protected boolean isPackageForFilter(String packageName, 8211 PackageParser.ActivityIntentInfo info) { 8212 return packageName.equals(info.activity.owner.packageName); 8213 } 8214 8215 @Override 8216 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8217 int match, int userId) { 8218 if (!sUserManager.exists(userId)) return null; 8219 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8220 return null; 8221 } 8222 final PackageParser.Activity activity = info.activity; 8223 if (mSafeMode && (activity.info.applicationInfo.flags 8224 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8225 return null; 8226 } 8227 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8228 if (ps == null) { 8229 return null; 8230 } 8231 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8232 ps.readUserState(userId), userId); 8233 if (ai == null) { 8234 return null; 8235 } 8236 final ResolveInfo res = new ResolveInfo(); 8237 res.activityInfo = ai; 8238 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8239 res.filter = info; 8240 } 8241 if (info != null) { 8242 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8243 } 8244 res.priority = info.getPriority(); 8245 res.preferredOrder = activity.owner.mPreferredOrder; 8246 //System.out.println("Result: " + res.activityInfo.className + 8247 // " = " + res.priority); 8248 res.match = match; 8249 res.isDefault = info.hasDefault; 8250 res.labelRes = info.labelRes; 8251 res.nonLocalizedLabel = info.nonLocalizedLabel; 8252 if (userNeedsBadging(userId)) { 8253 res.noResourceId = true; 8254 } else { 8255 res.icon = info.icon; 8256 } 8257 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8258 return res; 8259 } 8260 8261 @Override 8262 protected void sortResults(List<ResolveInfo> results) { 8263 Collections.sort(results, mResolvePrioritySorter); 8264 } 8265 8266 @Override 8267 protected void dumpFilter(PrintWriter out, String prefix, 8268 PackageParser.ActivityIntentInfo filter) { 8269 out.print(prefix); out.print( 8270 Integer.toHexString(System.identityHashCode(filter.activity))); 8271 out.print(' '); 8272 filter.activity.printComponentShortName(out); 8273 out.print(" filter "); 8274 out.println(Integer.toHexString(System.identityHashCode(filter))); 8275 } 8276 8277 @Override 8278 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8279 return filter.activity; 8280 } 8281 8282 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8283 PackageParser.Activity activity = (PackageParser.Activity)label; 8284 out.print(prefix); out.print( 8285 Integer.toHexString(System.identityHashCode(activity))); 8286 out.print(' '); 8287 activity.printComponentShortName(out); 8288 if (count > 1) { 8289 out.print(" ("); out.print(count); out.print(" filters)"); 8290 } 8291 out.println(); 8292 } 8293 8294// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8295// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8296// final List<ResolveInfo> retList = Lists.newArrayList(); 8297// while (i.hasNext()) { 8298// final ResolveInfo resolveInfo = i.next(); 8299// if (isEnabledLP(resolveInfo.activityInfo)) { 8300// retList.add(resolveInfo); 8301// } 8302// } 8303// return retList; 8304// } 8305 8306 // Keys are String (activity class name), values are Activity. 8307 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8308 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8309 private int mFlags; 8310 } 8311 8312 private final class ServiceIntentResolver 8313 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8314 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8315 boolean defaultOnly, int userId) { 8316 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8317 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8318 } 8319 8320 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8321 int userId) { 8322 if (!sUserManager.exists(userId)) return null; 8323 mFlags = flags; 8324 return super.queryIntent(intent, resolvedType, 8325 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8326 } 8327 8328 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8329 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8330 if (!sUserManager.exists(userId)) return null; 8331 if (packageServices == null) { 8332 return null; 8333 } 8334 mFlags = flags; 8335 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8336 final int N = packageServices.size(); 8337 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8338 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8339 8340 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8341 for (int i = 0; i < N; ++i) { 8342 intentFilters = packageServices.get(i).intents; 8343 if (intentFilters != null && intentFilters.size() > 0) { 8344 PackageParser.ServiceIntentInfo[] array = 8345 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8346 intentFilters.toArray(array); 8347 listCut.add(array); 8348 } 8349 } 8350 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8351 } 8352 8353 public final void addService(PackageParser.Service s) { 8354 mServices.put(s.getComponentName(), s); 8355 if (DEBUG_SHOW_INFO) { 8356 Log.v(TAG, " " 8357 + (s.info.nonLocalizedLabel != null 8358 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8359 Log.v(TAG, " Class=" + s.info.name); 8360 } 8361 final int NI = s.intents.size(); 8362 int j; 8363 for (j=0; j<NI; j++) { 8364 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8365 if (DEBUG_SHOW_INFO) { 8366 Log.v(TAG, " IntentFilter:"); 8367 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8368 } 8369 if (!intent.debugCheck()) { 8370 Log.w(TAG, "==> For Service " + s.info.name); 8371 } 8372 addFilter(intent); 8373 } 8374 } 8375 8376 public final void removeService(PackageParser.Service s) { 8377 mServices.remove(s.getComponentName()); 8378 if (DEBUG_SHOW_INFO) { 8379 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8380 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8381 Log.v(TAG, " Class=" + s.info.name); 8382 } 8383 final int NI = s.intents.size(); 8384 int j; 8385 for (j=0; j<NI; j++) { 8386 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8387 if (DEBUG_SHOW_INFO) { 8388 Log.v(TAG, " IntentFilter:"); 8389 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8390 } 8391 removeFilter(intent); 8392 } 8393 } 8394 8395 @Override 8396 protected boolean allowFilterResult( 8397 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8398 ServiceInfo filterSi = filter.service.info; 8399 for (int i=dest.size()-1; i>=0; i--) { 8400 ServiceInfo destAi = dest.get(i).serviceInfo; 8401 if (destAi.name == filterSi.name 8402 && destAi.packageName == filterSi.packageName) { 8403 return false; 8404 } 8405 } 8406 return true; 8407 } 8408 8409 @Override 8410 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8411 return new PackageParser.ServiceIntentInfo[size]; 8412 } 8413 8414 @Override 8415 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8416 if (!sUserManager.exists(userId)) return true; 8417 PackageParser.Package p = filter.service.owner; 8418 if (p != null) { 8419 PackageSetting ps = (PackageSetting)p.mExtras; 8420 if (ps != null) { 8421 // System apps are never considered stopped for purposes of 8422 // filtering, because there may be no way for the user to 8423 // actually re-launch them. 8424 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8425 && ps.getStopped(userId); 8426 } 8427 } 8428 return false; 8429 } 8430 8431 @Override 8432 protected boolean isPackageForFilter(String packageName, 8433 PackageParser.ServiceIntentInfo info) { 8434 return packageName.equals(info.service.owner.packageName); 8435 } 8436 8437 @Override 8438 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8439 int match, int userId) { 8440 if (!sUserManager.exists(userId)) return null; 8441 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8442 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8443 return null; 8444 } 8445 final PackageParser.Service service = info.service; 8446 if (mSafeMode && (service.info.applicationInfo.flags 8447 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8448 return null; 8449 } 8450 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8451 if (ps == null) { 8452 return null; 8453 } 8454 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8455 ps.readUserState(userId), userId); 8456 if (si == null) { 8457 return null; 8458 } 8459 final ResolveInfo res = new ResolveInfo(); 8460 res.serviceInfo = si; 8461 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8462 res.filter = filter; 8463 } 8464 res.priority = info.getPriority(); 8465 res.preferredOrder = service.owner.mPreferredOrder; 8466 res.match = match; 8467 res.isDefault = info.hasDefault; 8468 res.labelRes = info.labelRes; 8469 res.nonLocalizedLabel = info.nonLocalizedLabel; 8470 res.icon = info.icon; 8471 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8472 return res; 8473 } 8474 8475 @Override 8476 protected void sortResults(List<ResolveInfo> results) { 8477 Collections.sort(results, mResolvePrioritySorter); 8478 } 8479 8480 @Override 8481 protected void dumpFilter(PrintWriter out, String prefix, 8482 PackageParser.ServiceIntentInfo filter) { 8483 out.print(prefix); out.print( 8484 Integer.toHexString(System.identityHashCode(filter.service))); 8485 out.print(' '); 8486 filter.service.printComponentShortName(out); 8487 out.print(" filter "); 8488 out.println(Integer.toHexString(System.identityHashCode(filter))); 8489 } 8490 8491 @Override 8492 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8493 return filter.service; 8494 } 8495 8496 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8497 PackageParser.Service service = (PackageParser.Service)label; 8498 out.print(prefix); out.print( 8499 Integer.toHexString(System.identityHashCode(service))); 8500 out.print(' '); 8501 service.printComponentShortName(out); 8502 if (count > 1) { 8503 out.print(" ("); out.print(count); out.print(" filters)"); 8504 } 8505 out.println(); 8506 } 8507 8508// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8509// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8510// final List<ResolveInfo> retList = Lists.newArrayList(); 8511// while (i.hasNext()) { 8512// final ResolveInfo resolveInfo = (ResolveInfo) i; 8513// if (isEnabledLP(resolveInfo.serviceInfo)) { 8514// retList.add(resolveInfo); 8515// } 8516// } 8517// return retList; 8518// } 8519 8520 // Keys are String (activity class name), values are Activity. 8521 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8522 = new ArrayMap<ComponentName, PackageParser.Service>(); 8523 private int mFlags; 8524 }; 8525 8526 private final class ProviderIntentResolver 8527 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8528 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8529 boolean defaultOnly, int userId) { 8530 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8531 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8532 } 8533 8534 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8535 int userId) { 8536 if (!sUserManager.exists(userId)) 8537 return null; 8538 mFlags = flags; 8539 return super.queryIntent(intent, resolvedType, 8540 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8541 } 8542 8543 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8544 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8545 if (!sUserManager.exists(userId)) 8546 return null; 8547 if (packageProviders == null) { 8548 return null; 8549 } 8550 mFlags = flags; 8551 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8552 final int N = packageProviders.size(); 8553 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8554 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8555 8556 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8557 for (int i = 0; i < N; ++i) { 8558 intentFilters = packageProviders.get(i).intents; 8559 if (intentFilters != null && intentFilters.size() > 0) { 8560 PackageParser.ProviderIntentInfo[] array = 8561 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8562 intentFilters.toArray(array); 8563 listCut.add(array); 8564 } 8565 } 8566 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8567 } 8568 8569 public final void addProvider(PackageParser.Provider p) { 8570 if (mProviders.containsKey(p.getComponentName())) { 8571 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8572 return; 8573 } 8574 8575 mProviders.put(p.getComponentName(), p); 8576 if (DEBUG_SHOW_INFO) { 8577 Log.v(TAG, " " 8578 + (p.info.nonLocalizedLabel != null 8579 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8580 Log.v(TAG, " Class=" + p.info.name); 8581 } 8582 final int NI = p.intents.size(); 8583 int j; 8584 for (j = 0; j < NI; j++) { 8585 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8586 if (DEBUG_SHOW_INFO) { 8587 Log.v(TAG, " IntentFilter:"); 8588 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8589 } 8590 if (!intent.debugCheck()) { 8591 Log.w(TAG, "==> For Provider " + p.info.name); 8592 } 8593 addFilter(intent); 8594 } 8595 } 8596 8597 public final void removeProvider(PackageParser.Provider p) { 8598 mProviders.remove(p.getComponentName()); 8599 if (DEBUG_SHOW_INFO) { 8600 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8601 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8602 Log.v(TAG, " Class=" + p.info.name); 8603 } 8604 final int NI = p.intents.size(); 8605 int j; 8606 for (j = 0; j < NI; j++) { 8607 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8608 if (DEBUG_SHOW_INFO) { 8609 Log.v(TAG, " IntentFilter:"); 8610 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8611 } 8612 removeFilter(intent); 8613 } 8614 } 8615 8616 @Override 8617 protected boolean allowFilterResult( 8618 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8619 ProviderInfo filterPi = filter.provider.info; 8620 for (int i = dest.size() - 1; i >= 0; i--) { 8621 ProviderInfo destPi = dest.get(i).providerInfo; 8622 if (destPi.name == filterPi.name 8623 && destPi.packageName == filterPi.packageName) { 8624 return false; 8625 } 8626 } 8627 return true; 8628 } 8629 8630 @Override 8631 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8632 return new PackageParser.ProviderIntentInfo[size]; 8633 } 8634 8635 @Override 8636 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8637 if (!sUserManager.exists(userId)) 8638 return true; 8639 PackageParser.Package p = filter.provider.owner; 8640 if (p != null) { 8641 PackageSetting ps = (PackageSetting) p.mExtras; 8642 if (ps != null) { 8643 // System apps are never considered stopped for purposes of 8644 // filtering, because there may be no way for the user to 8645 // actually re-launch them. 8646 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8647 && ps.getStopped(userId); 8648 } 8649 } 8650 return false; 8651 } 8652 8653 @Override 8654 protected boolean isPackageForFilter(String packageName, 8655 PackageParser.ProviderIntentInfo info) { 8656 return packageName.equals(info.provider.owner.packageName); 8657 } 8658 8659 @Override 8660 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8661 int match, int userId) { 8662 if (!sUserManager.exists(userId)) 8663 return null; 8664 final PackageParser.ProviderIntentInfo info = filter; 8665 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8666 return null; 8667 } 8668 final PackageParser.Provider provider = info.provider; 8669 if (mSafeMode && (provider.info.applicationInfo.flags 8670 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8671 return null; 8672 } 8673 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8674 if (ps == null) { 8675 return null; 8676 } 8677 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8678 ps.readUserState(userId), userId); 8679 if (pi == null) { 8680 return null; 8681 } 8682 final ResolveInfo res = new ResolveInfo(); 8683 res.providerInfo = pi; 8684 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8685 res.filter = filter; 8686 } 8687 res.priority = info.getPriority(); 8688 res.preferredOrder = provider.owner.mPreferredOrder; 8689 res.match = match; 8690 res.isDefault = info.hasDefault; 8691 res.labelRes = info.labelRes; 8692 res.nonLocalizedLabel = info.nonLocalizedLabel; 8693 res.icon = info.icon; 8694 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8695 return res; 8696 } 8697 8698 @Override 8699 protected void sortResults(List<ResolveInfo> results) { 8700 Collections.sort(results, mResolvePrioritySorter); 8701 } 8702 8703 @Override 8704 protected void dumpFilter(PrintWriter out, String prefix, 8705 PackageParser.ProviderIntentInfo filter) { 8706 out.print(prefix); 8707 out.print( 8708 Integer.toHexString(System.identityHashCode(filter.provider))); 8709 out.print(' '); 8710 filter.provider.printComponentShortName(out); 8711 out.print(" filter "); 8712 out.println(Integer.toHexString(System.identityHashCode(filter))); 8713 } 8714 8715 @Override 8716 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8717 return filter.provider; 8718 } 8719 8720 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8721 PackageParser.Provider provider = (PackageParser.Provider)label; 8722 out.print(prefix); out.print( 8723 Integer.toHexString(System.identityHashCode(provider))); 8724 out.print(' '); 8725 provider.printComponentShortName(out); 8726 if (count > 1) { 8727 out.print(" ("); out.print(count); out.print(" filters)"); 8728 } 8729 out.println(); 8730 } 8731 8732 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8733 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8734 private int mFlags; 8735 }; 8736 8737 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8738 new Comparator<ResolveInfo>() { 8739 public int compare(ResolveInfo r1, ResolveInfo r2) { 8740 int v1 = r1.priority; 8741 int v2 = r2.priority; 8742 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8743 if (v1 != v2) { 8744 return (v1 > v2) ? -1 : 1; 8745 } 8746 v1 = r1.preferredOrder; 8747 v2 = r2.preferredOrder; 8748 if (v1 != v2) { 8749 return (v1 > v2) ? -1 : 1; 8750 } 8751 if (r1.isDefault != r2.isDefault) { 8752 return r1.isDefault ? -1 : 1; 8753 } 8754 v1 = r1.match; 8755 v2 = r2.match; 8756 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8757 if (v1 != v2) { 8758 return (v1 > v2) ? -1 : 1; 8759 } 8760 if (r1.system != r2.system) { 8761 return r1.system ? -1 : 1; 8762 } 8763 return 0; 8764 } 8765 }; 8766 8767 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8768 new Comparator<ProviderInfo>() { 8769 public int compare(ProviderInfo p1, ProviderInfo p2) { 8770 final int v1 = p1.initOrder; 8771 final int v2 = p2.initOrder; 8772 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8773 } 8774 }; 8775 8776 final void sendPackageBroadcast(final String action, final String pkg, 8777 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8778 final int[] userIds) { 8779 mHandler.post(new Runnable() { 8780 @Override 8781 public void run() { 8782 try { 8783 final IActivityManager am = ActivityManagerNative.getDefault(); 8784 if (am == null) return; 8785 final int[] resolvedUserIds; 8786 if (userIds == null) { 8787 resolvedUserIds = am.getRunningUserIds(); 8788 } else { 8789 resolvedUserIds = userIds; 8790 } 8791 for (int id : resolvedUserIds) { 8792 final Intent intent = new Intent(action, 8793 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8794 if (extras != null) { 8795 intent.putExtras(extras); 8796 } 8797 if (targetPkg != null) { 8798 intent.setPackage(targetPkg); 8799 } 8800 // Modify the UID when posting to other users 8801 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8802 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8803 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8804 intent.putExtra(Intent.EXTRA_UID, uid); 8805 } 8806 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8807 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8808 if (DEBUG_BROADCASTS) { 8809 RuntimeException here = new RuntimeException("here"); 8810 here.fillInStackTrace(); 8811 Slog.d(TAG, "Sending to user " + id + ": " 8812 + intent.toShortString(false, true, false, false) 8813 + " " + intent.getExtras(), here); 8814 } 8815 am.broadcastIntent(null, intent, null, finishedReceiver, 8816 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8817 null, finishedReceiver != null, false, id); 8818 } 8819 } catch (RemoteException ex) { 8820 } 8821 } 8822 }); 8823 } 8824 8825 /** 8826 * Check if the external storage media is available. This is true if there 8827 * is a mounted external storage medium or if the external storage is 8828 * emulated. 8829 */ 8830 private boolean isExternalMediaAvailable() { 8831 return mMediaMounted || Environment.isExternalStorageEmulated(); 8832 } 8833 8834 @Override 8835 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8836 // writer 8837 synchronized (mPackages) { 8838 if (!isExternalMediaAvailable()) { 8839 // If the external storage is no longer mounted at this point, 8840 // the caller may not have been able to delete all of this 8841 // packages files and can not delete any more. Bail. 8842 return null; 8843 } 8844 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8845 if (lastPackage != null) { 8846 pkgs.remove(lastPackage); 8847 } 8848 if (pkgs.size() > 0) { 8849 return pkgs.get(0); 8850 } 8851 } 8852 return null; 8853 } 8854 8855 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8856 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8857 userId, andCode ? 1 : 0, packageName); 8858 if (mSystemReady) { 8859 msg.sendToTarget(); 8860 } else { 8861 if (mPostSystemReadyMessages == null) { 8862 mPostSystemReadyMessages = new ArrayList<>(); 8863 } 8864 mPostSystemReadyMessages.add(msg); 8865 } 8866 } 8867 8868 void startCleaningPackages() { 8869 // reader 8870 synchronized (mPackages) { 8871 if (!isExternalMediaAvailable()) { 8872 return; 8873 } 8874 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8875 return; 8876 } 8877 } 8878 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8879 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8880 IActivityManager am = ActivityManagerNative.getDefault(); 8881 if (am != null) { 8882 try { 8883 am.startService(null, intent, null, UserHandle.USER_OWNER); 8884 } catch (RemoteException e) { 8885 } 8886 } 8887 } 8888 8889 @Override 8890 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8891 int installFlags, String installerPackageName, VerificationParams verificationParams, 8892 String packageAbiOverride) { 8893 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8894 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8895 } 8896 8897 @Override 8898 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8899 int installFlags, String installerPackageName, VerificationParams verificationParams, 8900 String packageAbiOverride, int userId) { 8901 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8902 8903 final int callingUid = Binder.getCallingUid(); 8904 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8905 8906 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8907 try { 8908 if (observer != null) { 8909 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8910 } 8911 } catch (RemoteException re) { 8912 } 8913 return; 8914 } 8915 8916 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8917 installFlags |= PackageManager.INSTALL_FROM_ADB; 8918 8919 } else { 8920 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8921 // about installerPackageName. 8922 8923 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8924 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8925 } 8926 8927 UserHandle user; 8928 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8929 user = UserHandle.ALL; 8930 } else { 8931 user = new UserHandle(userId); 8932 } 8933 8934 // Only system components can circumvent runtime permissions when installing. 8935 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8936 && mContext.checkCallingOrSelfPermission(Manifest.permission 8937 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8938 throw new SecurityException("You need the " 8939 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8940 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8941 } 8942 8943 verificationParams.setInstallerUid(callingUid); 8944 8945 final File originFile = new File(originPath); 8946 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8947 8948 final Message msg = mHandler.obtainMessage(INIT_COPY); 8949 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 8950 null, verificationParams, user, packageAbiOverride); 8951 mHandler.sendMessage(msg); 8952 } 8953 8954 void installStage(String packageName, File stagedDir, String stagedCid, 8955 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8956 String installerPackageName, int installerUid, UserHandle user) { 8957 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8958 params.referrerUri, installerUid, null); 8959 8960 final OriginInfo origin; 8961 if (stagedDir != null) { 8962 origin = OriginInfo.fromStagedFile(stagedDir); 8963 } else { 8964 origin = OriginInfo.fromStagedContainer(stagedCid); 8965 } 8966 8967 final Message msg = mHandler.obtainMessage(INIT_COPY); 8968 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 8969 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8970 mHandler.sendMessage(msg); 8971 } 8972 8973 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8974 Bundle extras = new Bundle(1); 8975 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8976 8977 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8978 packageName, extras, null, null, new int[] {userId}); 8979 try { 8980 IActivityManager am = ActivityManagerNative.getDefault(); 8981 final boolean isSystem = 8982 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8983 if (isSystem && am.isUserRunning(userId, false)) { 8984 // The just-installed/enabled app is bundled on the system, so presumed 8985 // to be able to run automatically without needing an explicit launch. 8986 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8987 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8988 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8989 .setPackage(packageName); 8990 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8991 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 8992 } 8993 } catch (RemoteException e) { 8994 // shouldn't happen 8995 Slog.w(TAG, "Unable to bootstrap installed package", e); 8996 } 8997 } 8998 8999 @Override 9000 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9001 int userId) { 9002 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9003 PackageSetting pkgSetting; 9004 final int uid = Binder.getCallingUid(); 9005 enforceCrossUserPermission(uid, userId, true, true, 9006 "setApplicationHiddenSetting for user " + userId); 9007 9008 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9009 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9010 return false; 9011 } 9012 9013 long callingId = Binder.clearCallingIdentity(); 9014 try { 9015 boolean sendAdded = false; 9016 boolean sendRemoved = false; 9017 // writer 9018 synchronized (mPackages) { 9019 pkgSetting = mSettings.mPackages.get(packageName); 9020 if (pkgSetting == null) { 9021 return false; 9022 } 9023 if (pkgSetting.getHidden(userId) != hidden) { 9024 pkgSetting.setHidden(hidden, userId); 9025 mSettings.writePackageRestrictionsLPr(userId); 9026 if (hidden) { 9027 sendRemoved = true; 9028 } else { 9029 sendAdded = true; 9030 } 9031 } 9032 } 9033 if (sendAdded) { 9034 sendPackageAddedForUser(packageName, pkgSetting, userId); 9035 return true; 9036 } 9037 if (sendRemoved) { 9038 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9039 "hiding pkg"); 9040 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9041 } 9042 } finally { 9043 Binder.restoreCallingIdentity(callingId); 9044 } 9045 return false; 9046 } 9047 9048 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9049 int userId) { 9050 final PackageRemovedInfo info = new PackageRemovedInfo(); 9051 info.removedPackage = packageName; 9052 info.removedUsers = new int[] {userId}; 9053 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9054 info.sendBroadcast(false, false, false); 9055 } 9056 9057 /** 9058 * Returns true if application is not found or there was an error. Otherwise it returns 9059 * the hidden state of the package for the given user. 9060 */ 9061 @Override 9062 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9063 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9064 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9065 false, "getApplicationHidden for user " + userId); 9066 PackageSetting pkgSetting; 9067 long callingId = Binder.clearCallingIdentity(); 9068 try { 9069 // writer 9070 synchronized (mPackages) { 9071 pkgSetting = mSettings.mPackages.get(packageName); 9072 if (pkgSetting == null) { 9073 return true; 9074 } 9075 return pkgSetting.getHidden(userId); 9076 } 9077 } finally { 9078 Binder.restoreCallingIdentity(callingId); 9079 } 9080 } 9081 9082 /** 9083 * @hide 9084 */ 9085 @Override 9086 public int installExistingPackageAsUser(String packageName, int userId) { 9087 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9088 null); 9089 PackageSetting pkgSetting; 9090 final int uid = Binder.getCallingUid(); 9091 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9092 + userId); 9093 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9094 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9095 } 9096 9097 long callingId = Binder.clearCallingIdentity(); 9098 try { 9099 boolean sendAdded = false; 9100 9101 // writer 9102 synchronized (mPackages) { 9103 pkgSetting = mSettings.mPackages.get(packageName); 9104 if (pkgSetting == null) { 9105 return PackageManager.INSTALL_FAILED_INVALID_URI; 9106 } 9107 if (!pkgSetting.getInstalled(userId)) { 9108 pkgSetting.setInstalled(true, userId); 9109 pkgSetting.setHidden(false, userId); 9110 mSettings.writePackageRestrictionsLPr(userId); 9111 sendAdded = true; 9112 } 9113 } 9114 9115 if (sendAdded) { 9116 sendPackageAddedForUser(packageName, pkgSetting, userId); 9117 } 9118 } finally { 9119 Binder.restoreCallingIdentity(callingId); 9120 } 9121 9122 return PackageManager.INSTALL_SUCCEEDED; 9123 } 9124 9125 boolean isUserRestricted(int userId, String restrictionKey) { 9126 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9127 if (restrictions.getBoolean(restrictionKey, false)) { 9128 Log.w(TAG, "User is restricted: " + restrictionKey); 9129 return true; 9130 } 9131 return false; 9132 } 9133 9134 @Override 9135 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9136 mContext.enforceCallingOrSelfPermission( 9137 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9138 "Only package verification agents can verify applications"); 9139 9140 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9141 final PackageVerificationResponse response = new PackageVerificationResponse( 9142 verificationCode, Binder.getCallingUid()); 9143 msg.arg1 = id; 9144 msg.obj = response; 9145 mHandler.sendMessage(msg); 9146 } 9147 9148 @Override 9149 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9150 long millisecondsToDelay) { 9151 mContext.enforceCallingOrSelfPermission( 9152 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9153 "Only package verification agents can extend verification timeouts"); 9154 9155 final PackageVerificationState state = mPendingVerification.get(id); 9156 final PackageVerificationResponse response = new PackageVerificationResponse( 9157 verificationCodeAtTimeout, Binder.getCallingUid()); 9158 9159 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9160 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9161 } 9162 if (millisecondsToDelay < 0) { 9163 millisecondsToDelay = 0; 9164 } 9165 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9166 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9167 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9168 } 9169 9170 if ((state != null) && !state.timeoutExtended()) { 9171 state.extendTimeout(); 9172 9173 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9174 msg.arg1 = id; 9175 msg.obj = response; 9176 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9177 } 9178 } 9179 9180 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9181 int verificationCode, UserHandle user) { 9182 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9183 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9184 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9185 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9186 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9187 9188 mContext.sendBroadcastAsUser(intent, user, 9189 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9190 } 9191 9192 private ComponentName matchComponentForVerifier(String packageName, 9193 List<ResolveInfo> receivers) { 9194 ActivityInfo targetReceiver = null; 9195 9196 final int NR = receivers.size(); 9197 for (int i = 0; i < NR; i++) { 9198 final ResolveInfo info = receivers.get(i); 9199 if (info.activityInfo == null) { 9200 continue; 9201 } 9202 9203 if (packageName.equals(info.activityInfo.packageName)) { 9204 targetReceiver = info.activityInfo; 9205 break; 9206 } 9207 } 9208 9209 if (targetReceiver == null) { 9210 return null; 9211 } 9212 9213 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9214 } 9215 9216 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9217 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9218 if (pkgInfo.verifiers.length == 0) { 9219 return null; 9220 } 9221 9222 final int N = pkgInfo.verifiers.length; 9223 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9224 for (int i = 0; i < N; i++) { 9225 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9226 9227 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9228 receivers); 9229 if (comp == null) { 9230 continue; 9231 } 9232 9233 final int verifierUid = getUidForVerifier(verifierInfo); 9234 if (verifierUid == -1) { 9235 continue; 9236 } 9237 9238 if (DEBUG_VERIFY) { 9239 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9240 + " with the correct signature"); 9241 } 9242 sufficientVerifiers.add(comp); 9243 verificationState.addSufficientVerifier(verifierUid); 9244 } 9245 9246 return sufficientVerifiers; 9247 } 9248 9249 private int getUidForVerifier(VerifierInfo verifierInfo) { 9250 synchronized (mPackages) { 9251 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9252 if (pkg == null) { 9253 return -1; 9254 } else if (pkg.mSignatures.length != 1) { 9255 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9256 + " has more than one signature; ignoring"); 9257 return -1; 9258 } 9259 9260 /* 9261 * If the public key of the package's signature does not match 9262 * our expected public key, then this is a different package and 9263 * we should skip. 9264 */ 9265 9266 final byte[] expectedPublicKey; 9267 try { 9268 final Signature verifierSig = pkg.mSignatures[0]; 9269 final PublicKey publicKey = verifierSig.getPublicKey(); 9270 expectedPublicKey = publicKey.getEncoded(); 9271 } catch (CertificateException e) { 9272 return -1; 9273 } 9274 9275 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9276 9277 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9278 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9279 + " does not have the expected public key; ignoring"); 9280 return -1; 9281 } 9282 9283 return pkg.applicationInfo.uid; 9284 } 9285 } 9286 9287 @Override 9288 public void finishPackageInstall(int token) { 9289 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9290 9291 if (DEBUG_INSTALL) { 9292 Slog.v(TAG, "BM finishing package install for " + token); 9293 } 9294 9295 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9296 mHandler.sendMessage(msg); 9297 } 9298 9299 /** 9300 * Get the verification agent timeout. 9301 * 9302 * @return verification timeout in milliseconds 9303 */ 9304 private long getVerificationTimeout() { 9305 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9306 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9307 DEFAULT_VERIFICATION_TIMEOUT); 9308 } 9309 9310 /** 9311 * Get the default verification agent response code. 9312 * 9313 * @return default verification response code 9314 */ 9315 private int getDefaultVerificationResponse() { 9316 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9317 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9318 DEFAULT_VERIFICATION_RESPONSE); 9319 } 9320 9321 /** 9322 * Check whether or not package verification has been enabled. 9323 * 9324 * @return true if verification should be performed 9325 */ 9326 private boolean isVerificationEnabled(int userId, int installFlags) { 9327 if (!DEFAULT_VERIFY_ENABLE) { 9328 return false; 9329 } 9330 9331 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9332 9333 // Check if installing from ADB 9334 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9335 // Do not run verification in a test harness environment 9336 if (ActivityManager.isRunningInTestHarness()) { 9337 return false; 9338 } 9339 if (ensureVerifyAppsEnabled) { 9340 return true; 9341 } 9342 // Check if the developer does not want package verification for ADB installs 9343 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9344 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9345 return false; 9346 } 9347 } 9348 9349 if (ensureVerifyAppsEnabled) { 9350 return true; 9351 } 9352 9353 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9354 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9355 } 9356 9357 @Override 9358 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9359 throws RemoteException { 9360 mContext.enforceCallingOrSelfPermission( 9361 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9362 "Only intentfilter verification agents can verify applications"); 9363 9364 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9365 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9366 Binder.getCallingUid(), verificationCode, failedDomains); 9367 msg.arg1 = id; 9368 msg.obj = response; 9369 mHandler.sendMessage(msg); 9370 } 9371 9372 @Override 9373 public int getIntentVerificationStatus(String packageName, int userId) { 9374 synchronized (mPackages) { 9375 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9376 } 9377 } 9378 9379 @Override 9380 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9381 boolean result = false; 9382 synchronized (mPackages) { 9383 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9384 } 9385 if (result) { 9386 scheduleWritePackageRestrictionsLocked(userId); 9387 } 9388 return result; 9389 } 9390 9391 @Override 9392 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9393 synchronized (mPackages) { 9394 return mSettings.getIntentFilterVerificationsLPr(packageName); 9395 } 9396 } 9397 9398 @Override 9399 public List<IntentFilter> getAllIntentFilters(String packageName) { 9400 if (TextUtils.isEmpty(packageName)) { 9401 return Collections.<IntentFilter>emptyList(); 9402 } 9403 synchronized (mPackages) { 9404 PackageParser.Package pkg = mPackages.get(packageName); 9405 if (pkg == null || pkg.activities == null) { 9406 return Collections.<IntentFilter>emptyList(); 9407 } 9408 final int count = pkg.activities.size(); 9409 ArrayList<IntentFilter> result = new ArrayList<>(); 9410 for (int n=0; n<count; n++) { 9411 PackageParser.Activity activity = pkg.activities.get(n); 9412 if (activity.intents != null || activity.intents.size() > 0) { 9413 result.addAll(activity.intents); 9414 } 9415 } 9416 return result; 9417 } 9418 } 9419 9420 @Override 9421 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9422 synchronized (mPackages) { 9423 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9424 if (packageName != null) { 9425 result |= updateIntentVerificationStatus(packageName, 9426 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9427 UserHandle.myUserId()); 9428 } 9429 return result; 9430 } 9431 } 9432 9433 @Override 9434 public String getDefaultBrowserPackageName(int userId) { 9435 synchronized (mPackages) { 9436 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9437 } 9438 } 9439 9440 /** 9441 * Get the "allow unknown sources" setting. 9442 * 9443 * @return the current "allow unknown sources" setting 9444 */ 9445 private int getUnknownSourcesSettings() { 9446 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9447 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9448 -1); 9449 } 9450 9451 @Override 9452 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9453 final int uid = Binder.getCallingUid(); 9454 // writer 9455 synchronized (mPackages) { 9456 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9457 if (targetPackageSetting == null) { 9458 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9459 } 9460 9461 PackageSetting installerPackageSetting; 9462 if (installerPackageName != null) { 9463 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9464 if (installerPackageSetting == null) { 9465 throw new IllegalArgumentException("Unknown installer package: " 9466 + installerPackageName); 9467 } 9468 } else { 9469 installerPackageSetting = null; 9470 } 9471 9472 Signature[] callerSignature; 9473 Object obj = mSettings.getUserIdLPr(uid); 9474 if (obj != null) { 9475 if (obj instanceof SharedUserSetting) { 9476 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9477 } else if (obj instanceof PackageSetting) { 9478 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9479 } else { 9480 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9481 } 9482 } else { 9483 throw new SecurityException("Unknown calling uid " + uid); 9484 } 9485 9486 // Verify: can't set installerPackageName to a package that is 9487 // not signed with the same cert as the caller. 9488 if (installerPackageSetting != null) { 9489 if (compareSignatures(callerSignature, 9490 installerPackageSetting.signatures.mSignatures) 9491 != PackageManager.SIGNATURE_MATCH) { 9492 throw new SecurityException( 9493 "Caller does not have same cert as new installer package " 9494 + installerPackageName); 9495 } 9496 } 9497 9498 // Verify: if target already has an installer package, it must 9499 // be signed with the same cert as the caller. 9500 if (targetPackageSetting.installerPackageName != null) { 9501 PackageSetting setting = mSettings.mPackages.get( 9502 targetPackageSetting.installerPackageName); 9503 // If the currently set package isn't valid, then it's always 9504 // okay to change it. 9505 if (setting != null) { 9506 if (compareSignatures(callerSignature, 9507 setting.signatures.mSignatures) 9508 != PackageManager.SIGNATURE_MATCH) { 9509 throw new SecurityException( 9510 "Caller does not have same cert as old installer package " 9511 + targetPackageSetting.installerPackageName); 9512 } 9513 } 9514 } 9515 9516 // Okay! 9517 targetPackageSetting.installerPackageName = installerPackageName; 9518 scheduleWriteSettingsLocked(); 9519 } 9520 } 9521 9522 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9523 // Queue up an async operation since the package installation may take a little while. 9524 mHandler.post(new Runnable() { 9525 public void run() { 9526 mHandler.removeCallbacks(this); 9527 // Result object to be returned 9528 PackageInstalledInfo res = new PackageInstalledInfo(); 9529 res.returnCode = currentStatus; 9530 res.uid = -1; 9531 res.pkg = null; 9532 res.removedInfo = new PackageRemovedInfo(); 9533 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9534 args.doPreInstall(res.returnCode); 9535 synchronized (mInstallLock) { 9536 installPackageLI(args, res); 9537 } 9538 args.doPostInstall(res.returnCode, res.uid); 9539 } 9540 9541 // A restore should be performed at this point if (a) the install 9542 // succeeded, (b) the operation is not an update, and (c) the new 9543 // package has not opted out of backup participation. 9544 final boolean update = res.removedInfo.removedPackage != null; 9545 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9546 boolean doRestore = !update 9547 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9548 9549 // Set up the post-install work request bookkeeping. This will be used 9550 // and cleaned up by the post-install event handling regardless of whether 9551 // there's a restore pass performed. Token values are >= 1. 9552 int token; 9553 if (mNextInstallToken < 0) mNextInstallToken = 1; 9554 token = mNextInstallToken++; 9555 9556 PostInstallData data = new PostInstallData(args, res); 9557 mRunningInstalls.put(token, data); 9558 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9559 9560 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9561 // Pass responsibility to the Backup Manager. It will perform a 9562 // restore if appropriate, then pass responsibility back to the 9563 // Package Manager to run the post-install observer callbacks 9564 // and broadcasts. 9565 IBackupManager bm = IBackupManager.Stub.asInterface( 9566 ServiceManager.getService(Context.BACKUP_SERVICE)); 9567 if (bm != null) { 9568 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9569 + " to BM for possible restore"); 9570 try { 9571 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9572 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9573 } else { 9574 doRestore = false; 9575 } 9576 } catch (RemoteException e) { 9577 // can't happen; the backup manager is local 9578 } catch (Exception e) { 9579 Slog.e(TAG, "Exception trying to enqueue restore", e); 9580 doRestore = false; 9581 } 9582 } else { 9583 Slog.e(TAG, "Backup Manager not found!"); 9584 doRestore = false; 9585 } 9586 } 9587 9588 if (!doRestore) { 9589 // No restore possible, or the Backup Manager was mysteriously not 9590 // available -- just fire the post-install work request directly. 9591 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9592 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9593 mHandler.sendMessage(msg); 9594 } 9595 } 9596 }); 9597 } 9598 9599 private abstract class HandlerParams { 9600 private static final int MAX_RETRIES = 4; 9601 9602 /** 9603 * Number of times startCopy() has been attempted and had a non-fatal 9604 * error. 9605 */ 9606 private int mRetries = 0; 9607 9608 /** User handle for the user requesting the information or installation. */ 9609 private final UserHandle mUser; 9610 9611 HandlerParams(UserHandle user) { 9612 mUser = user; 9613 } 9614 9615 UserHandle getUser() { 9616 return mUser; 9617 } 9618 9619 final boolean startCopy() { 9620 boolean res; 9621 try { 9622 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9623 9624 if (++mRetries > MAX_RETRIES) { 9625 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9626 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9627 handleServiceError(); 9628 return false; 9629 } else { 9630 handleStartCopy(); 9631 res = true; 9632 } 9633 } catch (RemoteException e) { 9634 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9635 mHandler.sendEmptyMessage(MCS_RECONNECT); 9636 res = false; 9637 } 9638 handleReturnCode(); 9639 return res; 9640 } 9641 9642 final void serviceError() { 9643 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9644 handleServiceError(); 9645 handleReturnCode(); 9646 } 9647 9648 abstract void handleStartCopy() throws RemoteException; 9649 abstract void handleServiceError(); 9650 abstract void handleReturnCode(); 9651 } 9652 9653 class MeasureParams extends HandlerParams { 9654 private final PackageStats mStats; 9655 private boolean mSuccess; 9656 9657 private final IPackageStatsObserver mObserver; 9658 9659 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9660 super(new UserHandle(stats.userHandle)); 9661 mObserver = observer; 9662 mStats = stats; 9663 } 9664 9665 @Override 9666 public String toString() { 9667 return "MeasureParams{" 9668 + Integer.toHexString(System.identityHashCode(this)) 9669 + " " + mStats.packageName + "}"; 9670 } 9671 9672 @Override 9673 void handleStartCopy() throws RemoteException { 9674 synchronized (mInstallLock) { 9675 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9676 } 9677 9678 if (mSuccess) { 9679 final boolean mounted; 9680 if (Environment.isExternalStorageEmulated()) { 9681 mounted = true; 9682 } else { 9683 final String status = Environment.getExternalStorageState(); 9684 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9685 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9686 } 9687 9688 if (mounted) { 9689 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9690 9691 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9692 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9693 9694 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9695 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9696 9697 // Always subtract cache size, since it's a subdirectory 9698 mStats.externalDataSize -= mStats.externalCacheSize; 9699 9700 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9701 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9702 9703 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9704 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9705 } 9706 } 9707 } 9708 9709 @Override 9710 void handleReturnCode() { 9711 if (mObserver != null) { 9712 try { 9713 mObserver.onGetStatsCompleted(mStats, mSuccess); 9714 } catch (RemoteException e) { 9715 Slog.i(TAG, "Observer no longer exists."); 9716 } 9717 } 9718 } 9719 9720 @Override 9721 void handleServiceError() { 9722 Slog.e(TAG, "Could not measure application " + mStats.packageName 9723 + " external storage"); 9724 } 9725 } 9726 9727 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9728 throws RemoteException { 9729 long result = 0; 9730 for (File path : paths) { 9731 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9732 } 9733 return result; 9734 } 9735 9736 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9737 for (File path : paths) { 9738 try { 9739 mcs.clearDirectory(path.getAbsolutePath()); 9740 } catch (RemoteException e) { 9741 } 9742 } 9743 } 9744 9745 static class OriginInfo { 9746 /** 9747 * Location where install is coming from, before it has been 9748 * copied/renamed into place. This could be a single monolithic APK 9749 * file, or a cluster directory. This location may be untrusted. 9750 */ 9751 final File file; 9752 final String cid; 9753 9754 /** 9755 * Flag indicating that {@link #file} or {@link #cid} has already been 9756 * staged, meaning downstream users don't need to defensively copy the 9757 * contents. 9758 */ 9759 final boolean staged; 9760 9761 /** 9762 * Flag indicating that {@link #file} or {@link #cid} is an already 9763 * installed app that is being moved. 9764 */ 9765 final boolean existing; 9766 9767 final String resolvedPath; 9768 final File resolvedFile; 9769 9770 static OriginInfo fromNothing() { 9771 return new OriginInfo(null, null, false, false); 9772 } 9773 9774 static OriginInfo fromUntrustedFile(File file) { 9775 return new OriginInfo(file, null, false, false); 9776 } 9777 9778 static OriginInfo fromExistingFile(File file) { 9779 return new OriginInfo(file, null, false, true); 9780 } 9781 9782 static OriginInfo fromStagedFile(File file) { 9783 return new OriginInfo(file, null, true, false); 9784 } 9785 9786 static OriginInfo fromStagedContainer(String cid) { 9787 return new OriginInfo(null, cid, true, false); 9788 } 9789 9790 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9791 this.file = file; 9792 this.cid = cid; 9793 this.staged = staged; 9794 this.existing = existing; 9795 9796 if (cid != null) { 9797 resolvedPath = PackageHelper.getSdDir(cid); 9798 resolvedFile = new File(resolvedPath); 9799 } else if (file != null) { 9800 resolvedPath = file.getAbsolutePath(); 9801 resolvedFile = file; 9802 } else { 9803 resolvedPath = null; 9804 resolvedFile = null; 9805 } 9806 } 9807 } 9808 9809 class MoveInfo { 9810 final int moveId; 9811 final String fromUuid; 9812 final String toUuid; 9813 final String packageName; 9814 final String dataAppName; 9815 final int appId; 9816 final String seinfo; 9817 9818 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9819 String dataAppName, int appId, String seinfo) { 9820 this.moveId = moveId; 9821 this.fromUuid = fromUuid; 9822 this.toUuid = toUuid; 9823 this.packageName = packageName; 9824 this.dataAppName = dataAppName; 9825 this.appId = appId; 9826 this.seinfo = seinfo; 9827 } 9828 } 9829 9830 class InstallParams extends HandlerParams { 9831 final OriginInfo origin; 9832 final MoveInfo move; 9833 final IPackageInstallObserver2 observer; 9834 int installFlags; 9835 final String installerPackageName; 9836 final String volumeUuid; 9837 final VerificationParams verificationParams; 9838 private InstallArgs mArgs; 9839 private int mRet; 9840 final String packageAbiOverride; 9841 9842 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9843 int installFlags, String installerPackageName, String volumeUuid, 9844 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9845 super(user); 9846 this.origin = origin; 9847 this.move = move; 9848 this.observer = observer; 9849 this.installFlags = installFlags; 9850 this.installerPackageName = installerPackageName; 9851 this.volumeUuid = volumeUuid; 9852 this.verificationParams = verificationParams; 9853 this.packageAbiOverride = packageAbiOverride; 9854 } 9855 9856 @Override 9857 public String toString() { 9858 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9859 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9860 } 9861 9862 public ManifestDigest getManifestDigest() { 9863 if (verificationParams == null) { 9864 return null; 9865 } 9866 return verificationParams.getManifestDigest(); 9867 } 9868 9869 private int installLocationPolicy(PackageInfoLite pkgLite) { 9870 String packageName = pkgLite.packageName; 9871 int installLocation = pkgLite.installLocation; 9872 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9873 // reader 9874 synchronized (mPackages) { 9875 PackageParser.Package pkg = mPackages.get(packageName); 9876 if (pkg != null) { 9877 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9878 // Check for downgrading. 9879 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9880 try { 9881 checkDowngrade(pkg, pkgLite); 9882 } catch (PackageManagerException e) { 9883 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9884 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9885 } 9886 } 9887 // Check for updated system application. 9888 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9889 if (onSd) { 9890 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9891 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9892 } 9893 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9894 } else { 9895 if (onSd) { 9896 // Install flag overrides everything. 9897 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9898 } 9899 // If current upgrade specifies particular preference 9900 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9901 // Application explicitly specified internal. 9902 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9903 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9904 // App explictly prefers external. Let policy decide 9905 } else { 9906 // Prefer previous location 9907 if (isExternal(pkg)) { 9908 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9909 } 9910 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9911 } 9912 } 9913 } else { 9914 // Invalid install. Return error code 9915 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9916 } 9917 } 9918 } 9919 // All the special cases have been taken care of. 9920 // Return result based on recommended install location. 9921 if (onSd) { 9922 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9923 } 9924 return pkgLite.recommendedInstallLocation; 9925 } 9926 9927 /* 9928 * Invoke remote method to get package information and install 9929 * location values. Override install location based on default 9930 * policy if needed and then create install arguments based 9931 * on the install location. 9932 */ 9933 public void handleStartCopy() throws RemoteException { 9934 int ret = PackageManager.INSTALL_SUCCEEDED; 9935 9936 // If we're already staged, we've firmly committed to an install location 9937 if (origin.staged) { 9938 if (origin.file != null) { 9939 installFlags |= PackageManager.INSTALL_INTERNAL; 9940 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9941 } else if (origin.cid != null) { 9942 installFlags |= PackageManager.INSTALL_EXTERNAL; 9943 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9944 } else { 9945 throw new IllegalStateException("Invalid stage location"); 9946 } 9947 } 9948 9949 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9950 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9951 9952 PackageInfoLite pkgLite = null; 9953 9954 if (onInt && onSd) { 9955 // Check if both bits are set. 9956 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9957 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9958 } else { 9959 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9960 packageAbiOverride); 9961 9962 /* 9963 * If we have too little free space, try to free cache 9964 * before giving up. 9965 */ 9966 if (!origin.staged && pkgLite.recommendedInstallLocation 9967 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9968 // TODO: focus freeing disk space on the target device 9969 final StorageManager storage = StorageManager.from(mContext); 9970 final long lowThreshold = storage.getStorageLowBytes( 9971 Environment.getDataDirectory()); 9972 9973 final long sizeBytes = mContainerService.calculateInstalledSize( 9974 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9975 9976 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9977 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9978 installFlags, packageAbiOverride); 9979 } 9980 9981 /* 9982 * The cache free must have deleted the file we 9983 * downloaded to install. 9984 * 9985 * TODO: fix the "freeCache" call to not delete 9986 * the file we care about. 9987 */ 9988 if (pkgLite.recommendedInstallLocation 9989 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9990 pkgLite.recommendedInstallLocation 9991 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9992 } 9993 } 9994 } 9995 9996 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9997 int loc = pkgLite.recommendedInstallLocation; 9998 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9999 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10000 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10001 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10002 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10003 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10004 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10005 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10006 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10007 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10008 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10009 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10010 } else { 10011 // Override with defaults if needed. 10012 loc = installLocationPolicy(pkgLite); 10013 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10014 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10015 } else if (!onSd && !onInt) { 10016 // Override install location with flags 10017 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10018 // Set the flag to install on external media. 10019 installFlags |= PackageManager.INSTALL_EXTERNAL; 10020 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10021 } else { 10022 // Make sure the flag for installing on external 10023 // media is unset 10024 installFlags |= PackageManager.INSTALL_INTERNAL; 10025 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10026 } 10027 } 10028 } 10029 } 10030 10031 final InstallArgs args = createInstallArgs(this); 10032 mArgs = args; 10033 10034 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10035 /* 10036 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10037 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10038 */ 10039 int userIdentifier = getUser().getIdentifier(); 10040 if (userIdentifier == UserHandle.USER_ALL 10041 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10042 userIdentifier = UserHandle.USER_OWNER; 10043 } 10044 10045 /* 10046 * Determine if we have any installed package verifiers. If we 10047 * do, then we'll defer to them to verify the packages. 10048 */ 10049 final int requiredUid = mRequiredVerifierPackage == null ? -1 10050 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10051 if (!origin.existing && requiredUid != -1 10052 && isVerificationEnabled(userIdentifier, installFlags)) { 10053 final Intent verification = new Intent( 10054 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10055 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10056 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10057 PACKAGE_MIME_TYPE); 10058 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10059 10060 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10061 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10062 0 /* TODO: Which userId? */); 10063 10064 if (DEBUG_VERIFY) { 10065 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10066 + verification.toString() + " with " + pkgLite.verifiers.length 10067 + " optional verifiers"); 10068 } 10069 10070 final int verificationId = mPendingVerificationToken++; 10071 10072 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10073 10074 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10075 installerPackageName); 10076 10077 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10078 installFlags); 10079 10080 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10081 pkgLite.packageName); 10082 10083 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10084 pkgLite.versionCode); 10085 10086 if (verificationParams != null) { 10087 if (verificationParams.getVerificationURI() != null) { 10088 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10089 verificationParams.getVerificationURI()); 10090 } 10091 if (verificationParams.getOriginatingURI() != null) { 10092 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10093 verificationParams.getOriginatingURI()); 10094 } 10095 if (verificationParams.getReferrer() != null) { 10096 verification.putExtra(Intent.EXTRA_REFERRER, 10097 verificationParams.getReferrer()); 10098 } 10099 if (verificationParams.getOriginatingUid() >= 0) { 10100 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10101 verificationParams.getOriginatingUid()); 10102 } 10103 if (verificationParams.getInstallerUid() >= 0) { 10104 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10105 verificationParams.getInstallerUid()); 10106 } 10107 } 10108 10109 final PackageVerificationState verificationState = new PackageVerificationState( 10110 requiredUid, args); 10111 10112 mPendingVerification.append(verificationId, verificationState); 10113 10114 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10115 receivers, verificationState); 10116 10117 /* 10118 * If any sufficient verifiers were listed in the package 10119 * manifest, attempt to ask them. 10120 */ 10121 if (sufficientVerifiers != null) { 10122 final int N = sufficientVerifiers.size(); 10123 if (N == 0) { 10124 Slog.i(TAG, "Additional verifiers required, but none installed."); 10125 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10126 } else { 10127 for (int i = 0; i < N; i++) { 10128 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10129 10130 final Intent sufficientIntent = new Intent(verification); 10131 sufficientIntent.setComponent(verifierComponent); 10132 10133 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10134 } 10135 } 10136 } 10137 10138 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10139 mRequiredVerifierPackage, receivers); 10140 if (ret == PackageManager.INSTALL_SUCCEEDED 10141 && mRequiredVerifierPackage != null) { 10142 /* 10143 * Send the intent to the required verification agent, 10144 * but only start the verification timeout after the 10145 * target BroadcastReceivers have run. 10146 */ 10147 verification.setComponent(requiredVerifierComponent); 10148 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10149 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10150 new BroadcastReceiver() { 10151 @Override 10152 public void onReceive(Context context, Intent intent) { 10153 final Message msg = mHandler 10154 .obtainMessage(CHECK_PENDING_VERIFICATION); 10155 msg.arg1 = verificationId; 10156 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10157 } 10158 }, null, 0, null, null); 10159 10160 /* 10161 * We don't want the copy to proceed until verification 10162 * succeeds, so null out this field. 10163 */ 10164 mArgs = null; 10165 } 10166 } else { 10167 /* 10168 * No package verification is enabled, so immediately start 10169 * the remote call to initiate copy using temporary file. 10170 */ 10171 ret = args.copyApk(mContainerService, true); 10172 } 10173 } 10174 10175 mRet = ret; 10176 } 10177 10178 @Override 10179 void handleReturnCode() { 10180 // If mArgs is null, then MCS couldn't be reached. When it 10181 // reconnects, it will try again to install. At that point, this 10182 // will succeed. 10183 if (mArgs != null) { 10184 processPendingInstall(mArgs, mRet); 10185 } 10186 } 10187 10188 @Override 10189 void handleServiceError() { 10190 mArgs = createInstallArgs(this); 10191 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10192 } 10193 10194 public boolean isForwardLocked() { 10195 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10196 } 10197 } 10198 10199 /** 10200 * Used during creation of InstallArgs 10201 * 10202 * @param installFlags package installation flags 10203 * @return true if should be installed on external storage 10204 */ 10205 private static boolean installOnExternalAsec(int installFlags) { 10206 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10207 return false; 10208 } 10209 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10210 return true; 10211 } 10212 return false; 10213 } 10214 10215 /** 10216 * Used during creation of InstallArgs 10217 * 10218 * @param installFlags package installation flags 10219 * @return true if should be installed as forward locked 10220 */ 10221 private static boolean installForwardLocked(int installFlags) { 10222 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10223 } 10224 10225 private InstallArgs createInstallArgs(InstallParams params) { 10226 if (params.move != null) { 10227 return new MoveInstallArgs(params); 10228 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10229 return new AsecInstallArgs(params); 10230 } else { 10231 return new FileInstallArgs(params); 10232 } 10233 } 10234 10235 /** 10236 * Create args that describe an existing installed package. Typically used 10237 * when cleaning up old installs, or used as a move source. 10238 */ 10239 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10240 String resourcePath, String[] instructionSets) { 10241 final boolean isInAsec; 10242 if (installOnExternalAsec(installFlags)) { 10243 /* Apps on SD card are always in ASEC containers. */ 10244 isInAsec = true; 10245 } else if (installForwardLocked(installFlags) 10246 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10247 /* 10248 * Forward-locked apps are only in ASEC containers if they're the 10249 * new style 10250 */ 10251 isInAsec = true; 10252 } else { 10253 isInAsec = false; 10254 } 10255 10256 if (isInAsec) { 10257 return new AsecInstallArgs(codePath, instructionSets, 10258 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10259 } else { 10260 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10261 } 10262 } 10263 10264 static abstract class InstallArgs { 10265 /** @see InstallParams#origin */ 10266 final OriginInfo origin; 10267 /** @see InstallParams#move */ 10268 final MoveInfo move; 10269 10270 final IPackageInstallObserver2 observer; 10271 // Always refers to PackageManager flags only 10272 final int installFlags; 10273 final String installerPackageName; 10274 final String volumeUuid; 10275 final ManifestDigest manifestDigest; 10276 final UserHandle user; 10277 final String abiOverride; 10278 10279 // The list of instruction sets supported by this app. This is currently 10280 // only used during the rmdex() phase to clean up resources. We can get rid of this 10281 // if we move dex files under the common app path. 10282 /* nullable */ String[] instructionSets; 10283 10284 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10285 int installFlags, String installerPackageName, String volumeUuid, 10286 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10287 String abiOverride) { 10288 this.origin = origin; 10289 this.move = move; 10290 this.installFlags = installFlags; 10291 this.observer = observer; 10292 this.installerPackageName = installerPackageName; 10293 this.volumeUuid = volumeUuid; 10294 this.manifestDigest = manifestDigest; 10295 this.user = user; 10296 this.instructionSets = instructionSets; 10297 this.abiOverride = abiOverride; 10298 } 10299 10300 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10301 abstract int doPreInstall(int status); 10302 10303 /** 10304 * Rename package into final resting place. All paths on the given 10305 * scanned package should be updated to reflect the rename. 10306 */ 10307 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10308 abstract int doPostInstall(int status, int uid); 10309 10310 /** @see PackageSettingBase#codePathString */ 10311 abstract String getCodePath(); 10312 /** @see PackageSettingBase#resourcePathString */ 10313 abstract String getResourcePath(); 10314 10315 // Need installer lock especially for dex file removal. 10316 abstract void cleanUpResourcesLI(); 10317 abstract boolean doPostDeleteLI(boolean delete); 10318 10319 /** 10320 * Called before the source arguments are copied. This is used mostly 10321 * for MoveParams when it needs to read the source file to put it in the 10322 * destination. 10323 */ 10324 int doPreCopy() { 10325 return PackageManager.INSTALL_SUCCEEDED; 10326 } 10327 10328 /** 10329 * Called after the source arguments are copied. This is used mostly for 10330 * MoveParams when it needs to read the source file to put it in the 10331 * destination. 10332 * 10333 * @return 10334 */ 10335 int doPostCopy(int uid) { 10336 return PackageManager.INSTALL_SUCCEEDED; 10337 } 10338 10339 protected boolean isFwdLocked() { 10340 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10341 } 10342 10343 protected boolean isExternalAsec() { 10344 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10345 } 10346 10347 UserHandle getUser() { 10348 return user; 10349 } 10350 } 10351 10352 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10353 if (!allCodePaths.isEmpty()) { 10354 if (instructionSets == null) { 10355 throw new IllegalStateException("instructionSet == null"); 10356 } 10357 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10358 for (String codePath : allCodePaths) { 10359 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10360 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10361 if (retCode < 0) { 10362 Slog.w(TAG, "Couldn't remove dex file for package: " 10363 + " at location " + codePath + ", retcode=" + retCode); 10364 // we don't consider this to be a failure of the core package deletion 10365 } 10366 } 10367 } 10368 } 10369 } 10370 10371 /** 10372 * Logic to handle installation of non-ASEC applications, including copying 10373 * and renaming logic. 10374 */ 10375 class FileInstallArgs extends InstallArgs { 10376 private File codeFile; 10377 private File resourceFile; 10378 10379 // Example topology: 10380 // /data/app/com.example/base.apk 10381 // /data/app/com.example/split_foo.apk 10382 // /data/app/com.example/lib/arm/libfoo.so 10383 // /data/app/com.example/lib/arm64/libfoo.so 10384 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10385 10386 /** New install */ 10387 FileInstallArgs(InstallParams params) { 10388 super(params.origin, params.move, params.observer, params.installFlags, 10389 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10390 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10391 if (isFwdLocked()) { 10392 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10393 } 10394 } 10395 10396 /** Existing install */ 10397 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10398 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10399 null); 10400 this.codeFile = (codePath != null) ? new File(codePath) : null; 10401 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10402 } 10403 10404 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10405 if (origin.staged) { 10406 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10407 codeFile = origin.file; 10408 resourceFile = origin.file; 10409 return PackageManager.INSTALL_SUCCEEDED; 10410 } 10411 10412 try { 10413 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10414 codeFile = tempDir; 10415 resourceFile = tempDir; 10416 } catch (IOException e) { 10417 Slog.w(TAG, "Failed to create copy file: " + e); 10418 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10419 } 10420 10421 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10422 @Override 10423 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10424 if (!FileUtils.isValidExtFilename(name)) { 10425 throw new IllegalArgumentException("Invalid filename: " + name); 10426 } 10427 try { 10428 final File file = new File(codeFile, name); 10429 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10430 O_RDWR | O_CREAT, 0644); 10431 Os.chmod(file.getAbsolutePath(), 0644); 10432 return new ParcelFileDescriptor(fd); 10433 } catch (ErrnoException e) { 10434 throw new RemoteException("Failed to open: " + e.getMessage()); 10435 } 10436 } 10437 }; 10438 10439 int ret = PackageManager.INSTALL_SUCCEEDED; 10440 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10441 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10442 Slog.e(TAG, "Failed to copy package"); 10443 return ret; 10444 } 10445 10446 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10447 NativeLibraryHelper.Handle handle = null; 10448 try { 10449 handle = NativeLibraryHelper.Handle.create(codeFile); 10450 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10451 abiOverride); 10452 } catch (IOException e) { 10453 Slog.e(TAG, "Copying native libraries failed", e); 10454 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10455 } finally { 10456 IoUtils.closeQuietly(handle); 10457 } 10458 10459 return ret; 10460 } 10461 10462 int doPreInstall(int status) { 10463 if (status != PackageManager.INSTALL_SUCCEEDED) { 10464 cleanUp(); 10465 } 10466 return status; 10467 } 10468 10469 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10470 if (status != PackageManager.INSTALL_SUCCEEDED) { 10471 cleanUp(); 10472 return false; 10473 } 10474 10475 final File targetDir = codeFile.getParentFile(); 10476 final File beforeCodeFile = codeFile; 10477 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10478 10479 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10480 try { 10481 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10482 } catch (ErrnoException e) { 10483 Slog.w(TAG, "Failed to rename", e); 10484 return false; 10485 } 10486 10487 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10488 Slog.w(TAG, "Failed to restorecon"); 10489 return false; 10490 } 10491 10492 // Reflect the rename internally 10493 codeFile = afterCodeFile; 10494 resourceFile = afterCodeFile; 10495 10496 // Reflect the rename in scanned details 10497 pkg.codePath = afterCodeFile.getAbsolutePath(); 10498 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10499 pkg.baseCodePath); 10500 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10501 pkg.splitCodePaths); 10502 10503 // Reflect the rename in app info 10504 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10505 pkg.applicationInfo.setCodePath(pkg.codePath); 10506 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10507 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10508 pkg.applicationInfo.setResourcePath(pkg.codePath); 10509 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10510 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10511 10512 return true; 10513 } 10514 10515 int doPostInstall(int status, int uid) { 10516 if (status != PackageManager.INSTALL_SUCCEEDED) { 10517 cleanUp(); 10518 } 10519 return status; 10520 } 10521 10522 @Override 10523 String getCodePath() { 10524 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10525 } 10526 10527 @Override 10528 String getResourcePath() { 10529 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10530 } 10531 10532 private boolean cleanUp() { 10533 if (codeFile == null || !codeFile.exists()) { 10534 return false; 10535 } 10536 10537 if (codeFile.isDirectory()) { 10538 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10539 } else { 10540 codeFile.delete(); 10541 } 10542 10543 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10544 resourceFile.delete(); 10545 } 10546 10547 return true; 10548 } 10549 10550 void cleanUpResourcesLI() { 10551 // Try enumerating all code paths before deleting 10552 List<String> allCodePaths = Collections.EMPTY_LIST; 10553 if (codeFile != null && codeFile.exists()) { 10554 try { 10555 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10556 allCodePaths = pkg.getAllCodePaths(); 10557 } catch (PackageParserException e) { 10558 // Ignored; we tried our best 10559 } 10560 } 10561 10562 cleanUp(); 10563 removeDexFiles(allCodePaths, instructionSets); 10564 } 10565 10566 boolean doPostDeleteLI(boolean delete) { 10567 // XXX err, shouldn't we respect the delete flag? 10568 cleanUpResourcesLI(); 10569 return true; 10570 } 10571 } 10572 10573 private boolean isAsecExternal(String cid) { 10574 final String asecPath = PackageHelper.getSdFilesystem(cid); 10575 return !asecPath.startsWith(mAsecInternalPath); 10576 } 10577 10578 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10579 PackageManagerException { 10580 if (copyRet < 0) { 10581 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10582 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10583 throw new PackageManagerException(copyRet, message); 10584 } 10585 } 10586 } 10587 10588 /** 10589 * Extract the MountService "container ID" from the full code path of an 10590 * .apk. 10591 */ 10592 static String cidFromCodePath(String fullCodePath) { 10593 int eidx = fullCodePath.lastIndexOf("/"); 10594 String subStr1 = fullCodePath.substring(0, eidx); 10595 int sidx = subStr1.lastIndexOf("/"); 10596 return subStr1.substring(sidx+1, eidx); 10597 } 10598 10599 /** 10600 * Logic to handle installation of ASEC applications, including copying and 10601 * renaming logic. 10602 */ 10603 class AsecInstallArgs extends InstallArgs { 10604 static final String RES_FILE_NAME = "pkg.apk"; 10605 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10606 10607 String cid; 10608 String packagePath; 10609 String resourcePath; 10610 10611 /** New install */ 10612 AsecInstallArgs(InstallParams params) { 10613 super(params.origin, params.move, params.observer, params.installFlags, 10614 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10615 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10616 } 10617 10618 /** Existing install */ 10619 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10620 boolean isExternal, boolean isForwardLocked) { 10621 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10622 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10623 instructionSets, null); 10624 // Hackily pretend we're still looking at a full code path 10625 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10626 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10627 } 10628 10629 // Extract cid from fullCodePath 10630 int eidx = fullCodePath.lastIndexOf("/"); 10631 String subStr1 = fullCodePath.substring(0, eidx); 10632 int sidx = subStr1.lastIndexOf("/"); 10633 cid = subStr1.substring(sidx+1, eidx); 10634 setMountPath(subStr1); 10635 } 10636 10637 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10638 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10639 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10640 instructionSets, null); 10641 this.cid = cid; 10642 setMountPath(PackageHelper.getSdDir(cid)); 10643 } 10644 10645 void createCopyFile() { 10646 cid = mInstallerService.allocateExternalStageCidLegacy(); 10647 } 10648 10649 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10650 if (origin.staged) { 10651 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10652 cid = origin.cid; 10653 setMountPath(PackageHelper.getSdDir(cid)); 10654 return PackageManager.INSTALL_SUCCEEDED; 10655 } 10656 10657 if (temp) { 10658 createCopyFile(); 10659 } else { 10660 /* 10661 * Pre-emptively destroy the container since it's destroyed if 10662 * copying fails due to it existing anyway. 10663 */ 10664 PackageHelper.destroySdDir(cid); 10665 } 10666 10667 final String newMountPath = imcs.copyPackageToContainer( 10668 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10669 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10670 10671 if (newMountPath != null) { 10672 setMountPath(newMountPath); 10673 return PackageManager.INSTALL_SUCCEEDED; 10674 } else { 10675 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10676 } 10677 } 10678 10679 @Override 10680 String getCodePath() { 10681 return packagePath; 10682 } 10683 10684 @Override 10685 String getResourcePath() { 10686 return resourcePath; 10687 } 10688 10689 int doPreInstall(int status) { 10690 if (status != PackageManager.INSTALL_SUCCEEDED) { 10691 // Destroy container 10692 PackageHelper.destroySdDir(cid); 10693 } else { 10694 boolean mounted = PackageHelper.isContainerMounted(cid); 10695 if (!mounted) { 10696 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10697 Process.SYSTEM_UID); 10698 if (newMountPath != null) { 10699 setMountPath(newMountPath); 10700 } else { 10701 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10702 } 10703 } 10704 } 10705 return status; 10706 } 10707 10708 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10709 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10710 String newMountPath = null; 10711 if (PackageHelper.isContainerMounted(cid)) { 10712 // Unmount the container 10713 if (!PackageHelper.unMountSdDir(cid)) { 10714 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10715 return false; 10716 } 10717 } 10718 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10719 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10720 " which might be stale. Will try to clean up."); 10721 // Clean up the stale container and proceed to recreate. 10722 if (!PackageHelper.destroySdDir(newCacheId)) { 10723 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10724 return false; 10725 } 10726 // Successfully cleaned up stale container. Try to rename again. 10727 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10728 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10729 + " inspite of cleaning it up."); 10730 return false; 10731 } 10732 } 10733 if (!PackageHelper.isContainerMounted(newCacheId)) { 10734 Slog.w(TAG, "Mounting container " + newCacheId); 10735 newMountPath = PackageHelper.mountSdDir(newCacheId, 10736 getEncryptKey(), Process.SYSTEM_UID); 10737 } else { 10738 newMountPath = PackageHelper.getSdDir(newCacheId); 10739 } 10740 if (newMountPath == null) { 10741 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10742 return false; 10743 } 10744 Log.i(TAG, "Succesfully renamed " + cid + 10745 " to " + newCacheId + 10746 " at new path: " + newMountPath); 10747 cid = newCacheId; 10748 10749 final File beforeCodeFile = new File(packagePath); 10750 setMountPath(newMountPath); 10751 final File afterCodeFile = new File(packagePath); 10752 10753 // Reflect the rename in scanned details 10754 pkg.codePath = afterCodeFile.getAbsolutePath(); 10755 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10756 pkg.baseCodePath); 10757 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10758 pkg.splitCodePaths); 10759 10760 // Reflect the rename in app info 10761 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10762 pkg.applicationInfo.setCodePath(pkg.codePath); 10763 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10764 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10765 pkg.applicationInfo.setResourcePath(pkg.codePath); 10766 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10767 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10768 10769 return true; 10770 } 10771 10772 private void setMountPath(String mountPath) { 10773 final File mountFile = new File(mountPath); 10774 10775 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10776 if (monolithicFile.exists()) { 10777 packagePath = monolithicFile.getAbsolutePath(); 10778 if (isFwdLocked()) { 10779 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10780 } else { 10781 resourcePath = packagePath; 10782 } 10783 } else { 10784 packagePath = mountFile.getAbsolutePath(); 10785 resourcePath = packagePath; 10786 } 10787 } 10788 10789 int doPostInstall(int status, int uid) { 10790 if (status != PackageManager.INSTALL_SUCCEEDED) { 10791 cleanUp(); 10792 } else { 10793 final int groupOwner; 10794 final String protectedFile; 10795 if (isFwdLocked()) { 10796 groupOwner = UserHandle.getSharedAppGid(uid); 10797 protectedFile = RES_FILE_NAME; 10798 } else { 10799 groupOwner = -1; 10800 protectedFile = null; 10801 } 10802 10803 if (uid < Process.FIRST_APPLICATION_UID 10804 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10805 Slog.e(TAG, "Failed to finalize " + cid); 10806 PackageHelper.destroySdDir(cid); 10807 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10808 } 10809 10810 boolean mounted = PackageHelper.isContainerMounted(cid); 10811 if (!mounted) { 10812 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10813 } 10814 } 10815 return status; 10816 } 10817 10818 private void cleanUp() { 10819 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10820 10821 // Destroy secure container 10822 PackageHelper.destroySdDir(cid); 10823 } 10824 10825 private List<String> getAllCodePaths() { 10826 final File codeFile = new File(getCodePath()); 10827 if (codeFile != null && codeFile.exists()) { 10828 try { 10829 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10830 return pkg.getAllCodePaths(); 10831 } catch (PackageParserException e) { 10832 // Ignored; we tried our best 10833 } 10834 } 10835 return Collections.EMPTY_LIST; 10836 } 10837 10838 void cleanUpResourcesLI() { 10839 // Enumerate all code paths before deleting 10840 cleanUpResourcesLI(getAllCodePaths()); 10841 } 10842 10843 private void cleanUpResourcesLI(List<String> allCodePaths) { 10844 cleanUp(); 10845 removeDexFiles(allCodePaths, instructionSets); 10846 } 10847 10848 String getPackageName() { 10849 return getAsecPackageName(cid); 10850 } 10851 10852 boolean doPostDeleteLI(boolean delete) { 10853 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10854 final List<String> allCodePaths = getAllCodePaths(); 10855 boolean mounted = PackageHelper.isContainerMounted(cid); 10856 if (mounted) { 10857 // Unmount first 10858 if (PackageHelper.unMountSdDir(cid)) { 10859 mounted = false; 10860 } 10861 } 10862 if (!mounted && delete) { 10863 cleanUpResourcesLI(allCodePaths); 10864 } 10865 return !mounted; 10866 } 10867 10868 @Override 10869 int doPreCopy() { 10870 if (isFwdLocked()) { 10871 if (!PackageHelper.fixSdPermissions(cid, 10872 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10873 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10874 } 10875 } 10876 10877 return PackageManager.INSTALL_SUCCEEDED; 10878 } 10879 10880 @Override 10881 int doPostCopy(int uid) { 10882 if (isFwdLocked()) { 10883 if (uid < Process.FIRST_APPLICATION_UID 10884 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10885 RES_FILE_NAME)) { 10886 Slog.e(TAG, "Failed to finalize " + cid); 10887 PackageHelper.destroySdDir(cid); 10888 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10889 } 10890 } 10891 10892 return PackageManager.INSTALL_SUCCEEDED; 10893 } 10894 } 10895 10896 /** 10897 * Logic to handle movement of existing installed applications. 10898 */ 10899 class MoveInstallArgs extends InstallArgs { 10900 private File codeFile; 10901 private File resourceFile; 10902 10903 /** New install */ 10904 MoveInstallArgs(InstallParams params) { 10905 super(params.origin, params.move, params.observer, params.installFlags, 10906 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10907 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10908 } 10909 10910 int copyApk(IMediaContainerService imcs, boolean temp) { 10911 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 10912 + move.fromUuid + " to " + move.toUuid); 10913 synchronized (mInstaller) { 10914 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 10915 move.dataAppName, move.appId, move.seinfo) != 0) { 10916 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10917 } 10918 } 10919 10920 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 10921 resourceFile = codeFile; 10922 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 10923 10924 return PackageManager.INSTALL_SUCCEEDED; 10925 } 10926 10927 int doPreInstall(int status) { 10928 if (status != PackageManager.INSTALL_SUCCEEDED) { 10929 cleanUp(); 10930 } 10931 return status; 10932 } 10933 10934 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10935 if (status != PackageManager.INSTALL_SUCCEEDED) { 10936 cleanUp(); 10937 return false; 10938 } 10939 10940 // Reflect the move in app info 10941 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10942 pkg.applicationInfo.setCodePath(pkg.codePath); 10943 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10944 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10945 pkg.applicationInfo.setResourcePath(pkg.codePath); 10946 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10947 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10948 10949 return true; 10950 } 10951 10952 int doPostInstall(int status, int uid) { 10953 if (status != PackageManager.INSTALL_SUCCEEDED) { 10954 cleanUp(); 10955 } 10956 return status; 10957 } 10958 10959 @Override 10960 String getCodePath() { 10961 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10962 } 10963 10964 @Override 10965 String getResourcePath() { 10966 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10967 } 10968 10969 private boolean cleanUp() { 10970 if (codeFile == null || !codeFile.exists()) { 10971 return false; 10972 } 10973 10974 if (codeFile.isDirectory()) { 10975 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10976 } else { 10977 codeFile.delete(); 10978 } 10979 10980 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10981 resourceFile.delete(); 10982 } 10983 10984 return true; 10985 } 10986 10987 void cleanUpResourcesLI() { 10988 cleanUp(); 10989 } 10990 10991 boolean doPostDeleteLI(boolean delete) { 10992 // XXX err, shouldn't we respect the delete flag? 10993 cleanUpResourcesLI(); 10994 return true; 10995 } 10996 } 10997 10998 static String getAsecPackageName(String packageCid) { 10999 int idx = packageCid.lastIndexOf("-"); 11000 if (idx == -1) { 11001 return packageCid; 11002 } 11003 return packageCid.substring(0, idx); 11004 } 11005 11006 // Utility method used to create code paths based on package name and available index. 11007 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11008 String idxStr = ""; 11009 int idx = 1; 11010 // Fall back to default value of idx=1 if prefix is not 11011 // part of oldCodePath 11012 if (oldCodePath != null) { 11013 String subStr = oldCodePath; 11014 // Drop the suffix right away 11015 if (suffix != null && subStr.endsWith(suffix)) { 11016 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11017 } 11018 // If oldCodePath already contains prefix find out the 11019 // ending index to either increment or decrement. 11020 int sidx = subStr.lastIndexOf(prefix); 11021 if (sidx != -1) { 11022 subStr = subStr.substring(sidx + prefix.length()); 11023 if (subStr != null) { 11024 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11025 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11026 } 11027 try { 11028 idx = Integer.parseInt(subStr); 11029 if (idx <= 1) { 11030 idx++; 11031 } else { 11032 idx--; 11033 } 11034 } catch(NumberFormatException e) { 11035 } 11036 } 11037 } 11038 } 11039 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11040 return prefix + idxStr; 11041 } 11042 11043 private File getNextCodePath(File targetDir, String packageName) { 11044 int suffix = 1; 11045 File result; 11046 do { 11047 result = new File(targetDir, packageName + "-" + suffix); 11048 suffix++; 11049 } while (result.exists()); 11050 return result; 11051 } 11052 11053 // Utility method that returns the relative package path with respect 11054 // to the installation directory. Like say for /data/data/com.test-1.apk 11055 // string com.test-1 is returned. 11056 static String deriveCodePathName(String codePath) { 11057 if (codePath == null) { 11058 return null; 11059 } 11060 final File codeFile = new File(codePath); 11061 final String name = codeFile.getName(); 11062 if (codeFile.isDirectory()) { 11063 return name; 11064 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11065 final int lastDot = name.lastIndexOf('.'); 11066 return name.substring(0, lastDot); 11067 } else { 11068 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11069 return null; 11070 } 11071 } 11072 11073 class PackageInstalledInfo { 11074 String name; 11075 int uid; 11076 // The set of users that originally had this package installed. 11077 int[] origUsers; 11078 // The set of users that now have this package installed. 11079 int[] newUsers; 11080 PackageParser.Package pkg; 11081 int returnCode; 11082 String returnMsg; 11083 PackageRemovedInfo removedInfo; 11084 11085 public void setError(int code, String msg) { 11086 returnCode = code; 11087 returnMsg = msg; 11088 Slog.w(TAG, msg); 11089 } 11090 11091 public void setError(String msg, PackageParserException e) { 11092 returnCode = e.error; 11093 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11094 Slog.w(TAG, msg, e); 11095 } 11096 11097 public void setError(String msg, PackageManagerException e) { 11098 returnCode = e.error; 11099 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11100 Slog.w(TAG, msg, e); 11101 } 11102 11103 // In some error cases we want to convey more info back to the observer 11104 String origPackage; 11105 String origPermission; 11106 } 11107 11108 /* 11109 * Install a non-existing package. 11110 */ 11111 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11112 UserHandle user, String installerPackageName, String volumeUuid, 11113 PackageInstalledInfo res) { 11114 // Remember this for later, in case we need to rollback this install 11115 String pkgName = pkg.packageName; 11116 11117 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11118 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11119 UserHandle.USER_OWNER).exists(); 11120 synchronized(mPackages) { 11121 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11122 // A package with the same name is already installed, though 11123 // it has been renamed to an older name. The package we 11124 // are trying to install should be installed as an update to 11125 // the existing one, but that has not been requested, so bail. 11126 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11127 + " without first uninstalling package running as " 11128 + mSettings.mRenamedPackages.get(pkgName)); 11129 return; 11130 } 11131 if (mPackages.containsKey(pkgName)) { 11132 // Don't allow installation over an existing package with the same name. 11133 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11134 + " without first uninstalling."); 11135 return; 11136 } 11137 } 11138 11139 try { 11140 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11141 System.currentTimeMillis(), user); 11142 11143 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11144 // delete the partially installed application. the data directory will have to be 11145 // restored if it was already existing 11146 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11147 // remove package from internal structures. Note that we want deletePackageX to 11148 // delete the package data and cache directories that it created in 11149 // scanPackageLocked, unless those directories existed before we even tried to 11150 // install. 11151 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11152 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11153 res.removedInfo, true); 11154 } 11155 11156 } catch (PackageManagerException e) { 11157 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11158 } 11159 } 11160 11161 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11162 // Can't rotate keys during boot or if sharedUser. 11163 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11164 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11165 return false; 11166 } 11167 // app is using upgradeKeySets; make sure all are valid 11168 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11169 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11170 for (int i = 0; i < upgradeKeySets.length; i++) { 11171 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11172 Slog.wtf(TAG, "Package " 11173 + (oldPs.name != null ? oldPs.name : "<null>") 11174 + " contains upgrade-key-set reference to unknown key-set: " 11175 + upgradeKeySets[i] 11176 + " reverting to signatures check."); 11177 return false; 11178 } 11179 } 11180 return true; 11181 } 11182 11183 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11184 // Upgrade keysets are being used. Determine if new package has a superset of the 11185 // required keys. 11186 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11187 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11188 for (int i = 0; i < upgradeKeySets.length; i++) { 11189 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11190 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11191 return true; 11192 } 11193 } 11194 return false; 11195 } 11196 11197 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11198 UserHandle user, String installerPackageName, String volumeUuid, 11199 PackageInstalledInfo res) { 11200 final PackageParser.Package oldPackage; 11201 final String pkgName = pkg.packageName; 11202 final int[] allUsers; 11203 final boolean[] perUserInstalled; 11204 final boolean weFroze; 11205 11206 // First find the old package info and check signatures 11207 synchronized(mPackages) { 11208 oldPackage = mPackages.get(pkgName); 11209 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11210 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11211 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11212 if(!checkUpgradeKeySetLP(ps, pkg)) { 11213 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11214 "New package not signed by keys specified by upgrade-keysets: " 11215 + pkgName); 11216 return; 11217 } 11218 } else { 11219 // default to original signature matching 11220 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11221 != PackageManager.SIGNATURE_MATCH) { 11222 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11223 "New package has a different signature: " + pkgName); 11224 return; 11225 } 11226 } 11227 11228 // In case of rollback, remember per-user/profile install state 11229 allUsers = sUserManager.getUserIds(); 11230 perUserInstalled = new boolean[allUsers.length]; 11231 for (int i = 0; i < allUsers.length; i++) { 11232 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11233 } 11234 11235 // Mark the app as frozen to prevent launching during the upgrade 11236 // process, and then kill all running instances 11237 if (!ps.frozen) { 11238 ps.frozen = true; 11239 weFroze = true; 11240 } else { 11241 weFroze = false; 11242 } 11243 } 11244 11245 // Now that we're guarded by frozen state, kill app during upgrade 11246 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11247 11248 try { 11249 boolean sysPkg = (isSystemApp(oldPackage)); 11250 if (sysPkg) { 11251 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11252 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11253 } else { 11254 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11255 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11256 } 11257 } finally { 11258 // Regardless of success or failure of upgrade steps above, always 11259 // unfreeze the package if we froze it 11260 if (weFroze) { 11261 unfreezePackage(pkgName); 11262 } 11263 } 11264 } 11265 11266 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11267 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11268 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11269 String volumeUuid, PackageInstalledInfo res) { 11270 String pkgName = deletedPackage.packageName; 11271 boolean deletedPkg = true; 11272 boolean updatedSettings = false; 11273 11274 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11275 + deletedPackage); 11276 long origUpdateTime; 11277 if (pkg.mExtras != null) { 11278 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11279 } else { 11280 origUpdateTime = 0; 11281 } 11282 11283 // First delete the existing package while retaining the data directory 11284 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11285 res.removedInfo, true)) { 11286 // If the existing package wasn't successfully deleted 11287 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11288 deletedPkg = false; 11289 } else { 11290 // Successfully deleted the old package; proceed with replace. 11291 11292 // If deleted package lived in a container, give users a chance to 11293 // relinquish resources before killing. 11294 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11295 if (DEBUG_INSTALL) { 11296 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11297 } 11298 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11299 final ArrayList<String> pkgList = new ArrayList<String>(1); 11300 pkgList.add(deletedPackage.applicationInfo.packageName); 11301 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11302 } 11303 11304 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11305 try { 11306 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11307 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11308 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11309 perUserInstalled, res, user); 11310 updatedSettings = true; 11311 } catch (PackageManagerException e) { 11312 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11313 } 11314 } 11315 11316 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11317 // remove package from internal structures. Note that we want deletePackageX to 11318 // delete the package data and cache directories that it created in 11319 // scanPackageLocked, unless those directories existed before we even tried to 11320 // install. 11321 if(updatedSettings) { 11322 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11323 deletePackageLI( 11324 pkgName, null, true, allUsers, perUserInstalled, 11325 PackageManager.DELETE_KEEP_DATA, 11326 res.removedInfo, true); 11327 } 11328 // Since we failed to install the new package we need to restore the old 11329 // package that we deleted. 11330 if (deletedPkg) { 11331 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11332 File restoreFile = new File(deletedPackage.codePath); 11333 // Parse old package 11334 boolean oldExternal = isExternal(deletedPackage); 11335 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11336 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11337 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11338 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11339 try { 11340 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11341 } catch (PackageManagerException e) { 11342 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11343 + e.getMessage()); 11344 return; 11345 } 11346 // Restore of old package succeeded. Update permissions. 11347 // writer 11348 synchronized (mPackages) { 11349 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11350 UPDATE_PERMISSIONS_ALL); 11351 // can downgrade to reader 11352 mSettings.writeLPr(); 11353 } 11354 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11355 } 11356 } 11357 } 11358 11359 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11360 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11361 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11362 String volumeUuid, PackageInstalledInfo res) { 11363 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11364 + ", old=" + deletedPackage); 11365 boolean disabledSystem = false; 11366 boolean updatedSettings = false; 11367 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11368 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11369 != 0) { 11370 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11371 } 11372 String packageName = deletedPackage.packageName; 11373 if (packageName == null) { 11374 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11375 "Attempt to delete null packageName."); 11376 return; 11377 } 11378 PackageParser.Package oldPkg; 11379 PackageSetting oldPkgSetting; 11380 // reader 11381 synchronized (mPackages) { 11382 oldPkg = mPackages.get(packageName); 11383 oldPkgSetting = mSettings.mPackages.get(packageName); 11384 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11385 (oldPkgSetting == null)) { 11386 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11387 "Couldn't find package:" + packageName + " information"); 11388 return; 11389 } 11390 } 11391 11392 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11393 res.removedInfo.removedPackage = packageName; 11394 // Remove existing system package 11395 removePackageLI(oldPkgSetting, true); 11396 // writer 11397 synchronized (mPackages) { 11398 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11399 if (!disabledSystem && deletedPackage != null) { 11400 // We didn't need to disable the .apk as a current system package, 11401 // which means we are replacing another update that is already 11402 // installed. We need to make sure to delete the older one's .apk. 11403 res.removedInfo.args = createInstallArgsForExisting(0, 11404 deletedPackage.applicationInfo.getCodePath(), 11405 deletedPackage.applicationInfo.getResourcePath(), 11406 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11407 } else { 11408 res.removedInfo.args = null; 11409 } 11410 } 11411 11412 // Successfully disabled the old package. Now proceed with re-installation 11413 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11414 11415 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11416 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11417 11418 PackageParser.Package newPackage = null; 11419 try { 11420 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11421 if (newPackage.mExtras != null) { 11422 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11423 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11424 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11425 11426 // is the update attempting to change shared user? that isn't going to work... 11427 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11428 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11429 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11430 + " to " + newPkgSetting.sharedUser); 11431 updatedSettings = true; 11432 } 11433 } 11434 11435 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11436 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11437 perUserInstalled, res, user); 11438 updatedSettings = true; 11439 } 11440 11441 } catch (PackageManagerException e) { 11442 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11443 } 11444 11445 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11446 // Re installation failed. Restore old information 11447 // Remove new pkg information 11448 if (newPackage != null) { 11449 removeInstalledPackageLI(newPackage, true); 11450 } 11451 // Add back the old system package 11452 try { 11453 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11454 } catch (PackageManagerException e) { 11455 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11456 } 11457 // Restore the old system information in Settings 11458 synchronized (mPackages) { 11459 if (disabledSystem) { 11460 mSettings.enableSystemPackageLPw(packageName); 11461 } 11462 if (updatedSettings) { 11463 mSettings.setInstallerPackageName(packageName, 11464 oldPkgSetting.installerPackageName); 11465 } 11466 mSettings.writeLPr(); 11467 } 11468 } 11469 } 11470 11471 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11472 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11473 UserHandle user) { 11474 String pkgName = newPackage.packageName; 11475 synchronized (mPackages) { 11476 //write settings. the installStatus will be incomplete at this stage. 11477 //note that the new package setting would have already been 11478 //added to mPackages. It hasn't been persisted yet. 11479 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11480 mSettings.writeLPr(); 11481 } 11482 11483 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11484 11485 synchronized (mPackages) { 11486 updatePermissionsLPw(newPackage.packageName, newPackage, 11487 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11488 ? UPDATE_PERMISSIONS_ALL : 0)); 11489 // For system-bundled packages, we assume that installing an upgraded version 11490 // of the package implies that the user actually wants to run that new code, 11491 // so we enable the package. 11492 PackageSetting ps = mSettings.mPackages.get(pkgName); 11493 if (ps != null) { 11494 if (isSystemApp(newPackage)) { 11495 // NB: implicit assumption that system package upgrades apply to all users 11496 if (DEBUG_INSTALL) { 11497 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11498 } 11499 if (res.origUsers != null) { 11500 for (int userHandle : res.origUsers) { 11501 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11502 userHandle, installerPackageName); 11503 } 11504 } 11505 // Also convey the prior install/uninstall state 11506 if (allUsers != null && perUserInstalled != null) { 11507 for (int i = 0; i < allUsers.length; i++) { 11508 if (DEBUG_INSTALL) { 11509 Slog.d(TAG, " user " + allUsers[i] 11510 + " => " + perUserInstalled[i]); 11511 } 11512 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11513 } 11514 // these install state changes will be persisted in the 11515 // upcoming call to mSettings.writeLPr(). 11516 } 11517 } 11518 // It's implied that when a user requests installation, they want the app to be 11519 // installed and enabled. 11520 int userId = user.getIdentifier(); 11521 if (userId != UserHandle.USER_ALL) { 11522 ps.setInstalled(true, userId); 11523 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11524 } 11525 } 11526 res.name = pkgName; 11527 res.uid = newPackage.applicationInfo.uid; 11528 res.pkg = newPackage; 11529 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11530 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11531 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11532 //to update install status 11533 mSettings.writeLPr(); 11534 } 11535 } 11536 11537 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11538 final int installFlags = args.installFlags; 11539 final String installerPackageName = args.installerPackageName; 11540 final String volumeUuid = args.volumeUuid; 11541 final File tmpPackageFile = new File(args.getCodePath()); 11542 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11543 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11544 || (args.volumeUuid != null)); 11545 boolean replace = false; 11546 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11547 // Result object to be returned 11548 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11549 11550 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11551 // Retrieve PackageSettings and parse package 11552 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11553 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11554 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11555 PackageParser pp = new PackageParser(); 11556 pp.setSeparateProcesses(mSeparateProcesses); 11557 pp.setDisplayMetrics(mMetrics); 11558 11559 final PackageParser.Package pkg; 11560 try { 11561 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11562 } catch (PackageParserException e) { 11563 res.setError("Failed parse during installPackageLI", e); 11564 return; 11565 } 11566 11567 // Mark that we have an install time CPU ABI override. 11568 pkg.cpuAbiOverride = args.abiOverride; 11569 11570 String pkgName = res.name = pkg.packageName; 11571 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11572 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11573 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11574 return; 11575 } 11576 } 11577 11578 try { 11579 pp.collectCertificates(pkg, parseFlags); 11580 pp.collectManifestDigest(pkg); 11581 } catch (PackageParserException e) { 11582 res.setError("Failed collect during installPackageLI", e); 11583 return; 11584 } 11585 11586 /* If the installer passed in a manifest digest, compare it now. */ 11587 if (args.manifestDigest != null) { 11588 if (DEBUG_INSTALL) { 11589 final String parsedManifest = pkg.manifestDigest == null ? "null" 11590 : pkg.manifestDigest.toString(); 11591 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11592 + parsedManifest); 11593 } 11594 11595 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11596 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11597 return; 11598 } 11599 } else if (DEBUG_INSTALL) { 11600 final String parsedManifest = pkg.manifestDigest == null 11601 ? "null" : pkg.manifestDigest.toString(); 11602 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11603 } 11604 11605 // Get rid of all references to package scan path via parser. 11606 pp = null; 11607 String oldCodePath = null; 11608 boolean systemApp = false; 11609 synchronized (mPackages) { 11610 // Check if installing already existing package 11611 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11612 String oldName = mSettings.mRenamedPackages.get(pkgName); 11613 if (pkg.mOriginalPackages != null 11614 && pkg.mOriginalPackages.contains(oldName) 11615 && mPackages.containsKey(oldName)) { 11616 // This package is derived from an original package, 11617 // and this device has been updating from that original 11618 // name. We must continue using the original name, so 11619 // rename the new package here. 11620 pkg.setPackageName(oldName); 11621 pkgName = pkg.packageName; 11622 replace = true; 11623 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11624 + oldName + " pkgName=" + pkgName); 11625 } else if (mPackages.containsKey(pkgName)) { 11626 // This package, under its official name, already exists 11627 // on the device; we should replace it. 11628 replace = true; 11629 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11630 } 11631 11632 // Prevent apps opting out from runtime permissions 11633 if (replace) { 11634 PackageParser.Package oldPackage = mPackages.get(pkgName); 11635 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11636 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11637 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11638 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11639 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11640 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11641 + " doesn't support runtime permissions but the old" 11642 + " target SDK " + oldTargetSdk + " does."); 11643 return; 11644 } 11645 } 11646 } 11647 11648 PackageSetting ps = mSettings.mPackages.get(pkgName); 11649 if (ps != null) { 11650 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11651 11652 // Quick sanity check that we're signed correctly if updating; 11653 // we'll check this again later when scanning, but we want to 11654 // bail early here before tripping over redefined permissions. 11655 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11656 if (!checkUpgradeKeySetLP(ps, pkg)) { 11657 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11658 + pkg.packageName + " upgrade keys do not match the " 11659 + "previously installed version"); 11660 return; 11661 } 11662 } else { 11663 try { 11664 verifySignaturesLP(ps, pkg); 11665 } catch (PackageManagerException e) { 11666 res.setError(e.error, e.getMessage()); 11667 return; 11668 } 11669 } 11670 11671 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11672 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11673 systemApp = (ps.pkg.applicationInfo.flags & 11674 ApplicationInfo.FLAG_SYSTEM) != 0; 11675 } 11676 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11677 } 11678 11679 // Check whether the newly-scanned package wants to define an already-defined perm 11680 int N = pkg.permissions.size(); 11681 for (int i = N-1; i >= 0; i--) { 11682 PackageParser.Permission perm = pkg.permissions.get(i); 11683 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11684 if (bp != null) { 11685 // If the defining package is signed with our cert, it's okay. This 11686 // also includes the "updating the same package" case, of course. 11687 // "updating same package" could also involve key-rotation. 11688 final boolean sigsOk; 11689 if (bp.sourcePackage.equals(pkg.packageName) 11690 && (bp.packageSetting instanceof PackageSetting) 11691 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11692 scanFlags))) { 11693 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11694 } else { 11695 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11696 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11697 } 11698 if (!sigsOk) { 11699 // If the owning package is the system itself, we log but allow 11700 // install to proceed; we fail the install on all other permission 11701 // redefinitions. 11702 if (!bp.sourcePackage.equals("android")) { 11703 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11704 + pkg.packageName + " attempting to redeclare permission " 11705 + perm.info.name + " already owned by " + bp.sourcePackage); 11706 res.origPermission = perm.info.name; 11707 res.origPackage = bp.sourcePackage; 11708 return; 11709 } else { 11710 Slog.w(TAG, "Package " + pkg.packageName 11711 + " attempting to redeclare system permission " 11712 + perm.info.name + "; ignoring new declaration"); 11713 pkg.permissions.remove(i); 11714 } 11715 } 11716 } 11717 } 11718 11719 } 11720 11721 if (systemApp && onExternal) { 11722 // Disable updates to system apps on sdcard 11723 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11724 "Cannot install updates to system apps on sdcard"); 11725 return; 11726 } 11727 11728 if (args.move != null) { 11729 // We did an in-place move, so dex is ready to roll 11730 scanFlags |= SCAN_NO_DEX; 11731 scanFlags |= SCAN_MOVE; 11732 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11733 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11734 scanFlags |= SCAN_NO_DEX; 11735 11736 try { 11737 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11738 true /* extract libs */); 11739 } catch (PackageManagerException pme) { 11740 Slog.e(TAG, "Error deriving application ABI", pme); 11741 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11742 return; 11743 } 11744 11745 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11746 int result = mPackageDexOptimizer 11747 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11748 false /* defer */, false /* inclDependencies */); 11749 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11750 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11751 return; 11752 } 11753 } 11754 11755 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11756 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11757 return; 11758 } 11759 11760 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11761 11762 if (replace) { 11763 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11764 installerPackageName, volumeUuid, res); 11765 } else { 11766 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11767 args.user, installerPackageName, volumeUuid, res); 11768 } 11769 synchronized (mPackages) { 11770 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11771 if (ps != null) { 11772 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11773 } 11774 } 11775 } 11776 11777 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11778 if (mIntentFilterVerifierComponent == null) { 11779 Slog.w(TAG, "No IntentFilter verification will not be done as " 11780 + "there is no IntentFilterVerifier available!"); 11781 return; 11782 } 11783 11784 final int verifierUid = getPackageUid( 11785 mIntentFilterVerifierComponent.getPackageName(), 11786 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11787 11788 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11789 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11790 msg.obj = pkg; 11791 msg.arg1 = userId; 11792 msg.arg2 = verifierUid; 11793 11794 mHandler.sendMessage(msg); 11795 } 11796 11797 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11798 PackageParser.Package pkg) { 11799 int size = pkg.activities.size(); 11800 if (size == 0) { 11801 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11802 "No activity, so no need to verify any IntentFilter!"); 11803 return; 11804 } 11805 11806 final boolean hasDomainURLs = hasDomainURLs(pkg); 11807 if (!hasDomainURLs) { 11808 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11809 "No domain URLs, so no need to verify any IntentFilter!"); 11810 return; 11811 } 11812 11813 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11814 + " if any IntentFilter from the " + size 11815 + " Activities needs verification ..."); 11816 11817 final int verificationId = mIntentFilterVerificationToken++; 11818 int count = 0; 11819 final String packageName = pkg.packageName; 11820 boolean needToVerify = false; 11821 11822 synchronized (mPackages) { 11823 // If any filters need to be verified, then all need to be. 11824 for (PackageParser.Activity a : pkg.activities) { 11825 for (ActivityIntentInfo filter : a.intents) { 11826 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 11827 if (DEBUG_DOMAIN_VERIFICATION) { 11828 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 11829 } 11830 needToVerify = true; 11831 break; 11832 } 11833 } 11834 } 11835 if (needToVerify) { 11836 for (PackageParser.Activity a : pkg.activities) { 11837 for (ActivityIntentInfo filter : a.intents) { 11838 boolean needsFilterVerification = filter.hasWebDataURI(); 11839 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11840 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11841 "Verification needed for IntentFilter:" + filter.toString()); 11842 mIntentFilterVerifier.addOneIntentFilterVerification( 11843 verifierUid, userId, verificationId, filter, packageName); 11844 count++; 11845 } 11846 } 11847 } 11848 } 11849 } 11850 11851 if (count > 0) { 11852 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 11853 + " IntentFilter verification" + (count > 1 ? "s" : "") 11854 + " for userId:" + userId); 11855 mIntentFilterVerifier.startVerifications(userId); 11856 } else { 11857 if (DEBUG_DOMAIN_VERIFICATION) { 11858 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 11859 } 11860 } 11861 } 11862 11863 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11864 final ComponentName cn = filter.activity.getComponentName(); 11865 final String packageName = cn.getPackageName(); 11866 11867 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11868 packageName); 11869 if (ivi == null) { 11870 return true; 11871 } 11872 int status = ivi.getStatus(); 11873 switch (status) { 11874 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11875 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11876 return true; 11877 11878 default: 11879 // Nothing to do 11880 return false; 11881 } 11882 } 11883 11884 private boolean isSystemComponentOrPersistentPrivApp(PackageParser.Package pkg) { 11885 return UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID 11886 || ((pkg.applicationInfo.privateFlags 11887 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0 11888 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0); 11889 } 11890 11891 private static boolean isMultiArch(PackageSetting ps) { 11892 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11893 } 11894 11895 private static boolean isMultiArch(ApplicationInfo info) { 11896 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11897 } 11898 11899 private static boolean isExternal(PackageParser.Package pkg) { 11900 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11901 } 11902 11903 private static boolean isExternal(PackageSetting ps) { 11904 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11905 } 11906 11907 private static boolean isExternal(ApplicationInfo info) { 11908 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11909 } 11910 11911 private static boolean isSystemApp(PackageParser.Package pkg) { 11912 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11913 } 11914 11915 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11916 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11917 } 11918 11919 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11920 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11921 } 11922 11923 private static boolean isSystemApp(PackageSetting ps) { 11924 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11925 } 11926 11927 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11928 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11929 } 11930 11931 private int packageFlagsToInstallFlags(PackageSetting ps) { 11932 int installFlags = 0; 11933 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11934 // This existing package was an external ASEC install when we have 11935 // the external flag without a UUID 11936 installFlags |= PackageManager.INSTALL_EXTERNAL; 11937 } 11938 if (ps.isForwardLocked()) { 11939 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11940 } 11941 return installFlags; 11942 } 11943 11944 private void deleteTempPackageFiles() { 11945 final FilenameFilter filter = new FilenameFilter() { 11946 public boolean accept(File dir, String name) { 11947 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11948 } 11949 }; 11950 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11951 file.delete(); 11952 } 11953 } 11954 11955 @Override 11956 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11957 int flags) { 11958 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11959 flags); 11960 } 11961 11962 @Override 11963 public void deletePackage(final String packageName, 11964 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11965 mContext.enforceCallingOrSelfPermission( 11966 android.Manifest.permission.DELETE_PACKAGES, null); 11967 final int uid = Binder.getCallingUid(); 11968 if (UserHandle.getUserId(uid) != userId) { 11969 mContext.enforceCallingPermission( 11970 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11971 "deletePackage for user " + userId); 11972 } 11973 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11974 try { 11975 observer.onPackageDeleted(packageName, 11976 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11977 } catch (RemoteException re) { 11978 } 11979 return; 11980 } 11981 11982 boolean uninstallBlocked = false; 11983 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11984 int[] users = sUserManager.getUserIds(); 11985 for (int i = 0; i < users.length; ++i) { 11986 if (getBlockUninstallForUser(packageName, users[i])) { 11987 uninstallBlocked = true; 11988 break; 11989 } 11990 } 11991 } else { 11992 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11993 } 11994 if (uninstallBlocked) { 11995 try { 11996 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11997 null); 11998 } catch (RemoteException re) { 11999 } 12000 return; 12001 } 12002 12003 if (DEBUG_REMOVE) { 12004 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12005 } 12006 // Queue up an async operation since the package deletion may take a little while. 12007 mHandler.post(new Runnable() { 12008 public void run() { 12009 mHandler.removeCallbacks(this); 12010 final int returnCode = deletePackageX(packageName, userId, flags); 12011 if (observer != null) { 12012 try { 12013 observer.onPackageDeleted(packageName, returnCode, null); 12014 } catch (RemoteException e) { 12015 Log.i(TAG, "Observer no longer exists."); 12016 } //end catch 12017 } //end if 12018 } //end run 12019 }); 12020 } 12021 12022 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12023 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12024 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12025 try { 12026 if (dpm != null) { 12027 if (dpm.isDeviceOwner(packageName)) { 12028 return true; 12029 } 12030 int[] users; 12031 if (userId == UserHandle.USER_ALL) { 12032 users = sUserManager.getUserIds(); 12033 } else { 12034 users = new int[]{userId}; 12035 } 12036 for (int i = 0; i < users.length; ++i) { 12037 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12038 return true; 12039 } 12040 } 12041 } 12042 } catch (RemoteException e) { 12043 } 12044 return false; 12045 } 12046 12047 /** 12048 * This method is an internal method that could be get invoked either 12049 * to delete an installed package or to clean up a failed installation. 12050 * After deleting an installed package, a broadcast is sent to notify any 12051 * listeners that the package has been installed. For cleaning up a failed 12052 * installation, the broadcast is not necessary since the package's 12053 * installation wouldn't have sent the initial broadcast either 12054 * The key steps in deleting a package are 12055 * deleting the package information in internal structures like mPackages, 12056 * deleting the packages base directories through installd 12057 * updating mSettings to reflect current status 12058 * persisting settings for later use 12059 * sending a broadcast if necessary 12060 */ 12061 private int deletePackageX(String packageName, int userId, int flags) { 12062 final PackageRemovedInfo info = new PackageRemovedInfo(); 12063 final boolean res; 12064 12065 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12066 ? UserHandle.ALL : new UserHandle(userId); 12067 12068 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12069 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12070 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12071 } 12072 12073 boolean removedForAllUsers = false; 12074 boolean systemUpdate = false; 12075 12076 // for the uninstall-updates case and restricted profiles, remember the per- 12077 // userhandle installed state 12078 int[] allUsers; 12079 boolean[] perUserInstalled; 12080 synchronized (mPackages) { 12081 PackageSetting ps = mSettings.mPackages.get(packageName); 12082 allUsers = sUserManager.getUserIds(); 12083 perUserInstalled = new boolean[allUsers.length]; 12084 for (int i = 0; i < allUsers.length; i++) { 12085 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12086 } 12087 } 12088 12089 synchronized (mInstallLock) { 12090 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12091 res = deletePackageLI(packageName, removeForUser, 12092 true, allUsers, perUserInstalled, 12093 flags | REMOVE_CHATTY, info, true); 12094 systemUpdate = info.isRemovedPackageSystemUpdate; 12095 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12096 removedForAllUsers = true; 12097 } 12098 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12099 + " removedForAllUsers=" + removedForAllUsers); 12100 } 12101 12102 if (res) { 12103 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12104 12105 // If the removed package was a system update, the old system package 12106 // was re-enabled; we need to broadcast this information 12107 if (systemUpdate) { 12108 Bundle extras = new Bundle(1); 12109 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12110 ? info.removedAppId : info.uid); 12111 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12112 12113 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12114 extras, null, null, null); 12115 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12116 extras, null, null, null); 12117 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12118 null, packageName, null, null); 12119 } 12120 } 12121 // Force a gc here. 12122 Runtime.getRuntime().gc(); 12123 // Delete the resources here after sending the broadcast to let 12124 // other processes clean up before deleting resources. 12125 if (info.args != null) { 12126 synchronized (mInstallLock) { 12127 info.args.doPostDeleteLI(true); 12128 } 12129 } 12130 12131 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12132 } 12133 12134 class PackageRemovedInfo { 12135 String removedPackage; 12136 int uid = -1; 12137 int removedAppId = -1; 12138 int[] removedUsers = null; 12139 boolean isRemovedPackageSystemUpdate = false; 12140 // Clean up resources deleted packages. 12141 InstallArgs args = null; 12142 12143 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12144 Bundle extras = new Bundle(1); 12145 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12146 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12147 if (replacing) { 12148 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12149 } 12150 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12151 if (removedPackage != null) { 12152 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12153 extras, null, null, removedUsers); 12154 if (fullRemove && !replacing) { 12155 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12156 extras, null, null, removedUsers); 12157 } 12158 } 12159 if (removedAppId >= 0) { 12160 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12161 removedUsers); 12162 } 12163 } 12164 } 12165 12166 /* 12167 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12168 * flag is not set, the data directory is removed as well. 12169 * make sure this flag is set for partially installed apps. If not its meaningless to 12170 * delete a partially installed application. 12171 */ 12172 private void removePackageDataLI(PackageSetting ps, 12173 int[] allUserHandles, boolean[] perUserInstalled, 12174 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12175 String packageName = ps.name; 12176 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12177 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12178 // Retrieve object to delete permissions for shared user later on 12179 final PackageSetting deletedPs; 12180 // reader 12181 synchronized (mPackages) { 12182 deletedPs = mSettings.mPackages.get(packageName); 12183 if (outInfo != null) { 12184 outInfo.removedPackage = packageName; 12185 outInfo.removedUsers = deletedPs != null 12186 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12187 : null; 12188 } 12189 } 12190 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12191 removeDataDirsLI(ps.volumeUuid, packageName); 12192 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12193 } 12194 // writer 12195 synchronized (mPackages) { 12196 if (deletedPs != null) { 12197 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12198 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12199 clearDefaultBrowserIfNeeded(packageName); 12200 if (outInfo != null) { 12201 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12202 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12203 } 12204 updatePermissionsLPw(deletedPs.name, null, 0); 12205 if (deletedPs.sharedUser != null) { 12206 // Remove permissions associated with package. Since runtime 12207 // permissions are per user we have to kill the removed package 12208 // or packages running under the shared user of the removed 12209 // package if revoking the permissions requested only by the removed 12210 // package is successful and this causes a change in gids. 12211 for (int userId : UserManagerService.getInstance().getUserIds()) { 12212 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12213 userId); 12214 if (userIdToKill == UserHandle.USER_ALL 12215 || userIdToKill >= UserHandle.USER_OWNER) { 12216 // If gids changed for this user, kill all affected packages. 12217 mHandler.post(new Runnable() { 12218 @Override 12219 public void run() { 12220 // This has to happen with no lock held. 12221 killSettingPackagesForUser(deletedPs, userIdToKill, 12222 KILL_APP_REASON_GIDS_CHANGED); 12223 } 12224 }); 12225 break; 12226 } 12227 } 12228 } 12229 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12230 } 12231 // make sure to preserve per-user disabled state if this removal was just 12232 // a downgrade of a system app to the factory package 12233 if (allUserHandles != null && perUserInstalled != null) { 12234 if (DEBUG_REMOVE) { 12235 Slog.d(TAG, "Propagating install state across downgrade"); 12236 } 12237 for (int i = 0; i < allUserHandles.length; i++) { 12238 if (DEBUG_REMOVE) { 12239 Slog.d(TAG, " user " + allUserHandles[i] 12240 + " => " + perUserInstalled[i]); 12241 } 12242 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12243 } 12244 } 12245 } 12246 // can downgrade to reader 12247 if (writeSettings) { 12248 // Save settings now 12249 mSettings.writeLPr(); 12250 } 12251 } 12252 if (outInfo != null) { 12253 // A user ID was deleted here. Go through all users and remove it 12254 // from KeyStore. 12255 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12256 } 12257 } 12258 12259 static boolean locationIsPrivileged(File path) { 12260 try { 12261 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12262 .getCanonicalPath(); 12263 return path.getCanonicalPath().startsWith(privilegedAppDir); 12264 } catch (IOException e) { 12265 Slog.e(TAG, "Unable to access code path " + path); 12266 } 12267 return false; 12268 } 12269 12270 /* 12271 * Tries to delete system package. 12272 */ 12273 private boolean deleteSystemPackageLI(PackageSetting newPs, 12274 int[] allUserHandles, boolean[] perUserInstalled, 12275 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12276 final boolean applyUserRestrictions 12277 = (allUserHandles != null) && (perUserInstalled != null); 12278 PackageSetting disabledPs = null; 12279 // Confirm if the system package has been updated 12280 // An updated system app can be deleted. This will also have to restore 12281 // the system pkg from system partition 12282 // reader 12283 synchronized (mPackages) { 12284 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12285 } 12286 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12287 + " disabledPs=" + disabledPs); 12288 if (disabledPs == null) { 12289 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12290 return false; 12291 } else if (DEBUG_REMOVE) { 12292 Slog.d(TAG, "Deleting system pkg from data partition"); 12293 } 12294 if (DEBUG_REMOVE) { 12295 if (applyUserRestrictions) { 12296 Slog.d(TAG, "Remembering install states:"); 12297 for (int i = 0; i < allUserHandles.length; i++) { 12298 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12299 } 12300 } 12301 } 12302 // Delete the updated package 12303 outInfo.isRemovedPackageSystemUpdate = true; 12304 if (disabledPs.versionCode < newPs.versionCode) { 12305 // Delete data for downgrades 12306 flags &= ~PackageManager.DELETE_KEEP_DATA; 12307 } else { 12308 // Preserve data by setting flag 12309 flags |= PackageManager.DELETE_KEEP_DATA; 12310 } 12311 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12312 allUserHandles, perUserInstalled, outInfo, writeSettings); 12313 if (!ret) { 12314 return false; 12315 } 12316 // writer 12317 synchronized (mPackages) { 12318 // Reinstate the old system package 12319 mSettings.enableSystemPackageLPw(newPs.name); 12320 // Remove any native libraries from the upgraded package. 12321 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12322 } 12323 // Install the system package 12324 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12325 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12326 if (locationIsPrivileged(disabledPs.codePath)) { 12327 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12328 } 12329 12330 final PackageParser.Package newPkg; 12331 try { 12332 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12333 } catch (PackageManagerException e) { 12334 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12335 return false; 12336 } 12337 12338 // writer 12339 synchronized (mPackages) { 12340 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12341 updatePermissionsLPw(newPkg.packageName, newPkg, 12342 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12343 if (applyUserRestrictions) { 12344 if (DEBUG_REMOVE) { 12345 Slog.d(TAG, "Propagating install state across reinstall"); 12346 } 12347 for (int i = 0; i < allUserHandles.length; i++) { 12348 if (DEBUG_REMOVE) { 12349 Slog.d(TAG, " user " + allUserHandles[i] 12350 + " => " + perUserInstalled[i]); 12351 } 12352 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12353 } 12354 // Regardless of writeSettings we need to ensure that this restriction 12355 // state propagation is persisted 12356 mSettings.writeAllUsersPackageRestrictionsLPr(); 12357 } 12358 // can downgrade to reader here 12359 if (writeSettings) { 12360 mSettings.writeLPr(); 12361 } 12362 } 12363 return true; 12364 } 12365 12366 private boolean deleteInstalledPackageLI(PackageSetting ps, 12367 boolean deleteCodeAndResources, int flags, 12368 int[] allUserHandles, boolean[] perUserInstalled, 12369 PackageRemovedInfo outInfo, boolean writeSettings) { 12370 if (outInfo != null) { 12371 outInfo.uid = ps.appId; 12372 } 12373 12374 // Delete package data from internal structures and also remove data if flag is set 12375 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12376 12377 // Delete application code and resources 12378 if (deleteCodeAndResources && (outInfo != null)) { 12379 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12380 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12381 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12382 } 12383 return true; 12384 } 12385 12386 @Override 12387 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12388 int userId) { 12389 mContext.enforceCallingOrSelfPermission( 12390 android.Manifest.permission.DELETE_PACKAGES, null); 12391 synchronized (mPackages) { 12392 PackageSetting ps = mSettings.mPackages.get(packageName); 12393 if (ps == null) { 12394 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12395 return false; 12396 } 12397 if (!ps.getInstalled(userId)) { 12398 // Can't block uninstall for an app that is not installed or enabled. 12399 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12400 return false; 12401 } 12402 ps.setBlockUninstall(blockUninstall, userId); 12403 mSettings.writePackageRestrictionsLPr(userId); 12404 } 12405 return true; 12406 } 12407 12408 @Override 12409 public boolean getBlockUninstallForUser(String packageName, int userId) { 12410 synchronized (mPackages) { 12411 PackageSetting ps = mSettings.mPackages.get(packageName); 12412 if (ps == null) { 12413 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12414 return false; 12415 } 12416 return ps.getBlockUninstall(userId); 12417 } 12418 } 12419 12420 /* 12421 * This method handles package deletion in general 12422 */ 12423 private boolean deletePackageLI(String packageName, UserHandle user, 12424 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12425 int flags, PackageRemovedInfo outInfo, 12426 boolean writeSettings) { 12427 if (packageName == null) { 12428 Slog.w(TAG, "Attempt to delete null packageName."); 12429 return false; 12430 } 12431 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12432 PackageSetting ps; 12433 boolean dataOnly = false; 12434 int removeUser = -1; 12435 int appId = -1; 12436 synchronized (mPackages) { 12437 ps = mSettings.mPackages.get(packageName); 12438 if (ps == null) { 12439 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12440 return false; 12441 } 12442 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12443 && user.getIdentifier() != UserHandle.USER_ALL) { 12444 // The caller is asking that the package only be deleted for a single 12445 // user. To do this, we just mark its uninstalled state and delete 12446 // its data. If this is a system app, we only allow this to happen if 12447 // they have set the special DELETE_SYSTEM_APP which requests different 12448 // semantics than normal for uninstalling system apps. 12449 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12450 ps.setUserState(user.getIdentifier(), 12451 COMPONENT_ENABLED_STATE_DEFAULT, 12452 false, //installed 12453 true, //stopped 12454 true, //notLaunched 12455 false, //hidden 12456 null, null, null, 12457 false, // blockUninstall 12458 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12459 if (!isSystemApp(ps)) { 12460 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12461 // Other user still have this package installed, so all 12462 // we need to do is clear this user's data and save that 12463 // it is uninstalled. 12464 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12465 removeUser = user.getIdentifier(); 12466 appId = ps.appId; 12467 scheduleWritePackageRestrictionsLocked(removeUser); 12468 } else { 12469 // We need to set it back to 'installed' so the uninstall 12470 // broadcasts will be sent correctly. 12471 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12472 ps.setInstalled(true, user.getIdentifier()); 12473 } 12474 } else { 12475 // This is a system app, so we assume that the 12476 // other users still have this package installed, so all 12477 // we need to do is clear this user's data and save that 12478 // it is uninstalled. 12479 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12480 removeUser = user.getIdentifier(); 12481 appId = ps.appId; 12482 scheduleWritePackageRestrictionsLocked(removeUser); 12483 } 12484 } 12485 } 12486 12487 if (removeUser >= 0) { 12488 // From above, we determined that we are deleting this only 12489 // for a single user. Continue the work here. 12490 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12491 if (outInfo != null) { 12492 outInfo.removedPackage = packageName; 12493 outInfo.removedAppId = appId; 12494 outInfo.removedUsers = new int[] {removeUser}; 12495 } 12496 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12497 removeKeystoreDataIfNeeded(removeUser, appId); 12498 schedulePackageCleaning(packageName, removeUser, false); 12499 synchronized (mPackages) { 12500 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12501 scheduleWritePackageRestrictionsLocked(removeUser); 12502 } 12503 } 12504 return true; 12505 } 12506 12507 if (dataOnly) { 12508 // Delete application data first 12509 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12510 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12511 return true; 12512 } 12513 12514 boolean ret = false; 12515 if (isSystemApp(ps)) { 12516 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12517 // When an updated system application is deleted we delete the existing resources as well and 12518 // fall back to existing code in system partition 12519 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12520 flags, outInfo, writeSettings); 12521 } else { 12522 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12523 // Kill application pre-emptively especially for apps on sd. 12524 killApplication(packageName, ps.appId, "uninstall pkg"); 12525 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12526 allUserHandles, perUserInstalled, 12527 outInfo, writeSettings); 12528 } 12529 12530 return ret; 12531 } 12532 12533 private final class ClearStorageConnection implements ServiceConnection { 12534 IMediaContainerService mContainerService; 12535 12536 @Override 12537 public void onServiceConnected(ComponentName name, IBinder service) { 12538 synchronized (this) { 12539 mContainerService = IMediaContainerService.Stub.asInterface(service); 12540 notifyAll(); 12541 } 12542 } 12543 12544 @Override 12545 public void onServiceDisconnected(ComponentName name) { 12546 } 12547 } 12548 12549 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12550 final boolean mounted; 12551 if (Environment.isExternalStorageEmulated()) { 12552 mounted = true; 12553 } else { 12554 final String status = Environment.getExternalStorageState(); 12555 12556 mounted = status.equals(Environment.MEDIA_MOUNTED) 12557 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12558 } 12559 12560 if (!mounted) { 12561 return; 12562 } 12563 12564 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12565 int[] users; 12566 if (userId == UserHandle.USER_ALL) { 12567 users = sUserManager.getUserIds(); 12568 } else { 12569 users = new int[] { userId }; 12570 } 12571 final ClearStorageConnection conn = new ClearStorageConnection(); 12572 if (mContext.bindServiceAsUser( 12573 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12574 try { 12575 for (int curUser : users) { 12576 long timeout = SystemClock.uptimeMillis() + 5000; 12577 synchronized (conn) { 12578 long now = SystemClock.uptimeMillis(); 12579 while (conn.mContainerService == null && now < timeout) { 12580 try { 12581 conn.wait(timeout - now); 12582 } catch (InterruptedException e) { 12583 } 12584 } 12585 } 12586 if (conn.mContainerService == null) { 12587 return; 12588 } 12589 12590 final UserEnvironment userEnv = new UserEnvironment(curUser); 12591 clearDirectory(conn.mContainerService, 12592 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12593 if (allData) { 12594 clearDirectory(conn.mContainerService, 12595 userEnv.buildExternalStorageAppDataDirs(packageName)); 12596 clearDirectory(conn.mContainerService, 12597 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12598 } 12599 } 12600 } finally { 12601 mContext.unbindService(conn); 12602 } 12603 } 12604 } 12605 12606 @Override 12607 public void clearApplicationUserData(final String packageName, 12608 final IPackageDataObserver observer, final int userId) { 12609 mContext.enforceCallingOrSelfPermission( 12610 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12611 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12612 // Queue up an async operation since the package deletion may take a little while. 12613 mHandler.post(new Runnable() { 12614 public void run() { 12615 mHandler.removeCallbacks(this); 12616 final boolean succeeded; 12617 synchronized (mInstallLock) { 12618 succeeded = clearApplicationUserDataLI(packageName, userId); 12619 } 12620 clearExternalStorageDataSync(packageName, userId, true); 12621 if (succeeded) { 12622 // invoke DeviceStorageMonitor's update method to clear any notifications 12623 DeviceStorageMonitorInternal 12624 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12625 if (dsm != null) { 12626 dsm.checkMemory(); 12627 } 12628 } 12629 if(observer != null) { 12630 try { 12631 observer.onRemoveCompleted(packageName, succeeded); 12632 } catch (RemoteException e) { 12633 Log.i(TAG, "Observer no longer exists."); 12634 } 12635 } //end if observer 12636 } //end run 12637 }); 12638 } 12639 12640 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12641 if (packageName == null) { 12642 Slog.w(TAG, "Attempt to delete null packageName."); 12643 return false; 12644 } 12645 12646 // Try finding details about the requested package 12647 PackageParser.Package pkg; 12648 synchronized (mPackages) { 12649 pkg = mPackages.get(packageName); 12650 if (pkg == null) { 12651 final PackageSetting ps = mSettings.mPackages.get(packageName); 12652 if (ps != null) { 12653 pkg = ps.pkg; 12654 } 12655 } 12656 12657 if (pkg == null) { 12658 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12659 return false; 12660 } 12661 12662 PackageSetting ps = (PackageSetting) pkg.mExtras; 12663 PermissionsState permissionsState = ps.getPermissionsState(); 12664 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12665 } 12666 12667 // Always delete data directories for package, even if we found no other 12668 // record of app. This helps users recover from UID mismatches without 12669 // resorting to a full data wipe. 12670 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12671 if (retCode < 0) { 12672 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12673 return false; 12674 } 12675 12676 final int appId = pkg.applicationInfo.uid; 12677 removeKeystoreDataIfNeeded(userId, appId); 12678 12679 // Create a native library symlink only if we have native libraries 12680 // and if the native libraries are 32 bit libraries. We do not provide 12681 // this symlink for 64 bit libraries. 12682 if (pkg.applicationInfo.primaryCpuAbi != null && 12683 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12684 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12685 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12686 nativeLibPath, userId) < 0) { 12687 Slog.w(TAG, "Failed linking native library dir"); 12688 return false; 12689 } 12690 } 12691 12692 return true; 12693 } 12694 12695 12696 /** 12697 * Revokes granted runtime permissions and clears resettable flags 12698 * which are flags that can be set by a user interaction. 12699 * 12700 * @param permissionsState The permission state to reset. 12701 * @param userId The device user for which to do a reset. 12702 */ 12703 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12704 PermissionsState permissionsState, int userId) { 12705 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12706 | PackageManager.FLAG_PERMISSION_USER_FIXED 12707 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12708 12709 boolean needsWrite = false; 12710 12711 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12712 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12713 if (bp != null) { 12714 permissionsState.revokeRuntimePermission(bp, userId); 12715 permissionsState.updatePermissionFlags(bp, userId, userSetFlags, 0); 12716 needsWrite = true; 12717 } 12718 } 12719 12720 if (needsWrite) { 12721 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12722 } 12723 } 12724 12725 /** 12726 * Remove entries from the keystore daemon. Will only remove it if the 12727 * {@code appId} is valid. 12728 */ 12729 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12730 if (appId < 0) { 12731 return; 12732 } 12733 12734 final KeyStore keyStore = KeyStore.getInstance(); 12735 if (keyStore != null) { 12736 if (userId == UserHandle.USER_ALL) { 12737 for (final int individual : sUserManager.getUserIds()) { 12738 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12739 } 12740 } else { 12741 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12742 } 12743 } else { 12744 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12745 } 12746 } 12747 12748 @Override 12749 public void deleteApplicationCacheFiles(final String packageName, 12750 final IPackageDataObserver observer) { 12751 mContext.enforceCallingOrSelfPermission( 12752 android.Manifest.permission.DELETE_CACHE_FILES, null); 12753 // Queue up an async operation since the package deletion may take a little while. 12754 final int userId = UserHandle.getCallingUserId(); 12755 mHandler.post(new Runnable() { 12756 public void run() { 12757 mHandler.removeCallbacks(this); 12758 final boolean succeded; 12759 synchronized (mInstallLock) { 12760 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12761 } 12762 clearExternalStorageDataSync(packageName, userId, false); 12763 if (observer != null) { 12764 try { 12765 observer.onRemoveCompleted(packageName, succeded); 12766 } catch (RemoteException e) { 12767 Log.i(TAG, "Observer no longer exists."); 12768 } 12769 } //end if observer 12770 } //end run 12771 }); 12772 } 12773 12774 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12775 if (packageName == null) { 12776 Slog.w(TAG, "Attempt to delete null packageName."); 12777 return false; 12778 } 12779 PackageParser.Package p; 12780 synchronized (mPackages) { 12781 p = mPackages.get(packageName); 12782 } 12783 if (p == null) { 12784 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12785 return false; 12786 } 12787 final ApplicationInfo applicationInfo = p.applicationInfo; 12788 if (applicationInfo == null) { 12789 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12790 return false; 12791 } 12792 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12793 if (retCode < 0) { 12794 Slog.w(TAG, "Couldn't remove cache files for package: " 12795 + packageName + " u" + userId); 12796 return false; 12797 } 12798 return true; 12799 } 12800 12801 @Override 12802 public void getPackageSizeInfo(final String packageName, int userHandle, 12803 final IPackageStatsObserver observer) { 12804 mContext.enforceCallingOrSelfPermission( 12805 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12806 if (packageName == null) { 12807 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12808 } 12809 12810 PackageStats stats = new PackageStats(packageName, userHandle); 12811 12812 /* 12813 * Queue up an async operation since the package measurement may take a 12814 * little while. 12815 */ 12816 Message msg = mHandler.obtainMessage(INIT_COPY); 12817 msg.obj = new MeasureParams(stats, observer); 12818 mHandler.sendMessage(msg); 12819 } 12820 12821 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12822 PackageStats pStats) { 12823 if (packageName == null) { 12824 Slog.w(TAG, "Attempt to get size of null packageName."); 12825 return false; 12826 } 12827 PackageParser.Package p; 12828 boolean dataOnly = false; 12829 String libDirRoot = null; 12830 String asecPath = null; 12831 PackageSetting ps = null; 12832 synchronized (mPackages) { 12833 p = mPackages.get(packageName); 12834 ps = mSettings.mPackages.get(packageName); 12835 if(p == null) { 12836 dataOnly = true; 12837 if((ps == null) || (ps.pkg == null)) { 12838 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12839 return false; 12840 } 12841 p = ps.pkg; 12842 } 12843 if (ps != null) { 12844 libDirRoot = ps.legacyNativeLibraryPathString; 12845 } 12846 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12847 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12848 if (secureContainerId != null) { 12849 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12850 } 12851 } 12852 } 12853 String publicSrcDir = null; 12854 if(!dataOnly) { 12855 final ApplicationInfo applicationInfo = p.applicationInfo; 12856 if (applicationInfo == null) { 12857 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12858 return false; 12859 } 12860 if (p.isForwardLocked()) { 12861 publicSrcDir = applicationInfo.getBaseResourcePath(); 12862 } 12863 } 12864 // TODO: extend to measure size of split APKs 12865 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12866 // not just the first level. 12867 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12868 // just the primary. 12869 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12870 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12871 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12872 if (res < 0) { 12873 return false; 12874 } 12875 12876 // Fix-up for forward-locked applications in ASEC containers. 12877 if (!isExternal(p)) { 12878 pStats.codeSize += pStats.externalCodeSize; 12879 pStats.externalCodeSize = 0L; 12880 } 12881 12882 return true; 12883 } 12884 12885 12886 @Override 12887 public void addPackageToPreferred(String packageName) { 12888 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12889 } 12890 12891 @Override 12892 public void removePackageFromPreferred(String packageName) { 12893 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12894 } 12895 12896 @Override 12897 public List<PackageInfo> getPreferredPackages(int flags) { 12898 return new ArrayList<PackageInfo>(); 12899 } 12900 12901 private int getUidTargetSdkVersionLockedLPr(int uid) { 12902 Object obj = mSettings.getUserIdLPr(uid); 12903 if (obj instanceof SharedUserSetting) { 12904 final SharedUserSetting sus = (SharedUserSetting) obj; 12905 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12906 final Iterator<PackageSetting> it = sus.packages.iterator(); 12907 while (it.hasNext()) { 12908 final PackageSetting ps = it.next(); 12909 if (ps.pkg != null) { 12910 int v = ps.pkg.applicationInfo.targetSdkVersion; 12911 if (v < vers) vers = v; 12912 } 12913 } 12914 return vers; 12915 } else if (obj instanceof PackageSetting) { 12916 final PackageSetting ps = (PackageSetting) obj; 12917 if (ps.pkg != null) { 12918 return ps.pkg.applicationInfo.targetSdkVersion; 12919 } 12920 } 12921 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12922 } 12923 12924 @Override 12925 public void addPreferredActivity(IntentFilter filter, int match, 12926 ComponentName[] set, ComponentName activity, int userId) { 12927 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12928 "Adding preferred"); 12929 } 12930 12931 private void addPreferredActivityInternal(IntentFilter filter, int match, 12932 ComponentName[] set, ComponentName activity, boolean always, int userId, 12933 String opname) { 12934 // writer 12935 int callingUid = Binder.getCallingUid(); 12936 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12937 if (filter.countActions() == 0) { 12938 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12939 return; 12940 } 12941 synchronized (mPackages) { 12942 if (mContext.checkCallingOrSelfPermission( 12943 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12944 != PackageManager.PERMISSION_GRANTED) { 12945 if (getUidTargetSdkVersionLockedLPr(callingUid) 12946 < Build.VERSION_CODES.FROYO) { 12947 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12948 + callingUid); 12949 return; 12950 } 12951 mContext.enforceCallingOrSelfPermission( 12952 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12953 } 12954 12955 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12956 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12957 + userId + ":"); 12958 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12959 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12960 scheduleWritePackageRestrictionsLocked(userId); 12961 } 12962 } 12963 12964 @Override 12965 public void replacePreferredActivity(IntentFilter filter, int match, 12966 ComponentName[] set, ComponentName activity, int userId) { 12967 if (filter.countActions() != 1) { 12968 throw new IllegalArgumentException( 12969 "replacePreferredActivity expects filter to have only 1 action."); 12970 } 12971 if (filter.countDataAuthorities() != 0 12972 || filter.countDataPaths() != 0 12973 || filter.countDataSchemes() > 1 12974 || filter.countDataTypes() != 0) { 12975 throw new IllegalArgumentException( 12976 "replacePreferredActivity expects filter to have no data authorities, " + 12977 "paths, or types; and at most one scheme."); 12978 } 12979 12980 final int callingUid = Binder.getCallingUid(); 12981 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12982 synchronized (mPackages) { 12983 if (mContext.checkCallingOrSelfPermission( 12984 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12985 != PackageManager.PERMISSION_GRANTED) { 12986 if (getUidTargetSdkVersionLockedLPr(callingUid) 12987 < Build.VERSION_CODES.FROYO) { 12988 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12989 + Binder.getCallingUid()); 12990 return; 12991 } 12992 mContext.enforceCallingOrSelfPermission( 12993 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12994 } 12995 12996 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12997 if (pir != null) { 12998 // Get all of the existing entries that exactly match this filter. 12999 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13000 if (existing != null && existing.size() == 1) { 13001 PreferredActivity cur = existing.get(0); 13002 if (DEBUG_PREFERRED) { 13003 Slog.i(TAG, "Checking replace of preferred:"); 13004 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13005 if (!cur.mPref.mAlways) { 13006 Slog.i(TAG, " -- CUR; not mAlways!"); 13007 } else { 13008 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13009 Slog.i(TAG, " -- CUR: mSet=" 13010 + Arrays.toString(cur.mPref.mSetComponents)); 13011 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13012 Slog.i(TAG, " -- NEW: mMatch=" 13013 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13014 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13015 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13016 } 13017 } 13018 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13019 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13020 && cur.mPref.sameSet(set)) { 13021 // Setting the preferred activity to what it happens to be already 13022 if (DEBUG_PREFERRED) { 13023 Slog.i(TAG, "Replacing with same preferred activity " 13024 + cur.mPref.mShortComponent + " for user " 13025 + userId + ":"); 13026 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13027 } 13028 return; 13029 } 13030 } 13031 13032 if (existing != null) { 13033 if (DEBUG_PREFERRED) { 13034 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13035 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13036 } 13037 for (int i = 0; i < existing.size(); i++) { 13038 PreferredActivity pa = existing.get(i); 13039 if (DEBUG_PREFERRED) { 13040 Slog.i(TAG, "Removing existing preferred activity " 13041 + pa.mPref.mComponent + ":"); 13042 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13043 } 13044 pir.removeFilter(pa); 13045 } 13046 } 13047 } 13048 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13049 "Replacing preferred"); 13050 } 13051 } 13052 13053 @Override 13054 public void clearPackagePreferredActivities(String packageName) { 13055 final int uid = Binder.getCallingUid(); 13056 // writer 13057 synchronized (mPackages) { 13058 PackageParser.Package pkg = mPackages.get(packageName); 13059 if (pkg == null || pkg.applicationInfo.uid != uid) { 13060 if (mContext.checkCallingOrSelfPermission( 13061 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13062 != PackageManager.PERMISSION_GRANTED) { 13063 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13064 < Build.VERSION_CODES.FROYO) { 13065 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13066 + Binder.getCallingUid()); 13067 return; 13068 } 13069 mContext.enforceCallingOrSelfPermission( 13070 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13071 } 13072 } 13073 13074 int user = UserHandle.getCallingUserId(); 13075 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13076 scheduleWritePackageRestrictionsLocked(user); 13077 } 13078 } 13079 } 13080 13081 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13082 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13083 ArrayList<PreferredActivity> removed = null; 13084 boolean changed = false; 13085 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13086 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13087 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13088 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13089 continue; 13090 } 13091 Iterator<PreferredActivity> it = pir.filterIterator(); 13092 while (it.hasNext()) { 13093 PreferredActivity pa = it.next(); 13094 // Mark entry for removal only if it matches the package name 13095 // and the entry is of type "always". 13096 if (packageName == null || 13097 (pa.mPref.mComponent.getPackageName().equals(packageName) 13098 && pa.mPref.mAlways)) { 13099 if (removed == null) { 13100 removed = new ArrayList<PreferredActivity>(); 13101 } 13102 removed.add(pa); 13103 } 13104 } 13105 if (removed != null) { 13106 for (int j=0; j<removed.size(); j++) { 13107 PreferredActivity pa = removed.get(j); 13108 pir.removeFilter(pa); 13109 } 13110 changed = true; 13111 } 13112 } 13113 return changed; 13114 } 13115 13116 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13117 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13118 if (userId == UserHandle.USER_ALL) { 13119 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13120 sUserManager.getUserIds())) { 13121 for (int oneUserId : sUserManager.getUserIds()) { 13122 scheduleWritePackageRestrictionsLocked(oneUserId); 13123 } 13124 } 13125 } else { 13126 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13127 scheduleWritePackageRestrictionsLocked(userId); 13128 } 13129 } 13130 } 13131 13132 13133 void clearDefaultBrowserIfNeeded(String packageName) { 13134 for (int oneUserId : sUserManager.getUserIds()) { 13135 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13136 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13137 if (packageName.equals(defaultBrowserPackageName)) { 13138 setDefaultBrowserPackageName(null, oneUserId); 13139 } 13140 } 13141 } 13142 13143 @Override 13144 public void resetPreferredActivities(int userId) { 13145 /* TODO: Actually use userId. Why is it being passed in? */ 13146 mContext.enforceCallingOrSelfPermission( 13147 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13148 // writer 13149 synchronized (mPackages) { 13150 int user = UserHandle.getCallingUserId(); 13151 clearPackagePreferredActivitiesLPw(null, user); 13152 mSettings.readDefaultPreferredAppsLPw(this, user); 13153 scheduleWritePackageRestrictionsLocked(user); 13154 } 13155 } 13156 13157 @Override 13158 public int getPreferredActivities(List<IntentFilter> outFilters, 13159 List<ComponentName> outActivities, String packageName) { 13160 13161 int num = 0; 13162 final int userId = UserHandle.getCallingUserId(); 13163 // reader 13164 synchronized (mPackages) { 13165 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13166 if (pir != null) { 13167 final Iterator<PreferredActivity> it = pir.filterIterator(); 13168 while (it.hasNext()) { 13169 final PreferredActivity pa = it.next(); 13170 if (packageName == null 13171 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13172 && pa.mPref.mAlways)) { 13173 if (outFilters != null) { 13174 outFilters.add(new IntentFilter(pa)); 13175 } 13176 if (outActivities != null) { 13177 outActivities.add(pa.mPref.mComponent); 13178 } 13179 } 13180 } 13181 } 13182 } 13183 13184 return num; 13185 } 13186 13187 @Override 13188 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13189 int userId) { 13190 int callingUid = Binder.getCallingUid(); 13191 if (callingUid != Process.SYSTEM_UID) { 13192 throw new SecurityException( 13193 "addPersistentPreferredActivity can only be run by the system"); 13194 } 13195 if (filter.countActions() == 0) { 13196 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13197 return; 13198 } 13199 synchronized (mPackages) { 13200 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13201 " :"); 13202 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13203 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13204 new PersistentPreferredActivity(filter, activity)); 13205 scheduleWritePackageRestrictionsLocked(userId); 13206 } 13207 } 13208 13209 @Override 13210 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13211 int callingUid = Binder.getCallingUid(); 13212 if (callingUid != Process.SYSTEM_UID) { 13213 throw new SecurityException( 13214 "clearPackagePersistentPreferredActivities can only be run by the system"); 13215 } 13216 ArrayList<PersistentPreferredActivity> removed = null; 13217 boolean changed = false; 13218 synchronized (mPackages) { 13219 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13220 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13221 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13222 .valueAt(i); 13223 if (userId != thisUserId) { 13224 continue; 13225 } 13226 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13227 while (it.hasNext()) { 13228 PersistentPreferredActivity ppa = it.next(); 13229 // Mark entry for removal only if it matches the package name. 13230 if (ppa.mComponent.getPackageName().equals(packageName)) { 13231 if (removed == null) { 13232 removed = new ArrayList<PersistentPreferredActivity>(); 13233 } 13234 removed.add(ppa); 13235 } 13236 } 13237 if (removed != null) { 13238 for (int j=0; j<removed.size(); j++) { 13239 PersistentPreferredActivity ppa = removed.get(j); 13240 ppir.removeFilter(ppa); 13241 } 13242 changed = true; 13243 } 13244 } 13245 13246 if (changed) { 13247 scheduleWritePackageRestrictionsLocked(userId); 13248 } 13249 } 13250 } 13251 13252 /** 13253 * Non-Binder method, support for the backup/restore mechanism: write the 13254 * full set of preferred activities in its canonical XML format. Returns true 13255 * on success; false otherwise. 13256 */ 13257 @Override 13258 public byte[] getPreferredActivityBackup(int userId) { 13259 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13260 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13261 } 13262 13263 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13264 try { 13265 final XmlSerializer serializer = new FastXmlSerializer(); 13266 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13267 serializer.startDocument(null, true); 13268 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13269 13270 synchronized (mPackages) { 13271 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13272 } 13273 13274 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13275 serializer.endDocument(); 13276 serializer.flush(); 13277 } catch (Exception e) { 13278 if (DEBUG_BACKUP) { 13279 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13280 } 13281 return null; 13282 } 13283 13284 return dataStream.toByteArray(); 13285 } 13286 13287 @Override 13288 public void restorePreferredActivities(byte[] backup, int userId) { 13289 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13290 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13291 } 13292 13293 try { 13294 final XmlPullParser parser = Xml.newPullParser(); 13295 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13296 13297 int type; 13298 while ((type = parser.next()) != XmlPullParser.START_TAG 13299 && type != XmlPullParser.END_DOCUMENT) { 13300 } 13301 if (type != XmlPullParser.START_TAG) { 13302 // oops didn't find a start tag?! 13303 if (DEBUG_BACKUP) { 13304 Slog.e(TAG, "Didn't find start tag during restore"); 13305 } 13306 return; 13307 } 13308 13309 // this is supposed to be TAG_PREFERRED_BACKUP 13310 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13311 if (DEBUG_BACKUP) { 13312 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13313 } 13314 return; 13315 } 13316 13317 // skip interfering stuff, then we're aligned with the backing implementation 13318 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13319 synchronized (mPackages) { 13320 mSettings.readPreferredActivitiesLPw(parser, userId); 13321 } 13322 } catch (Exception e) { 13323 if (DEBUG_BACKUP) { 13324 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13325 } 13326 } 13327 } 13328 13329 @Override 13330 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13331 int sourceUserId, int targetUserId, int flags) { 13332 mContext.enforceCallingOrSelfPermission( 13333 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13334 int callingUid = Binder.getCallingUid(); 13335 enforceOwnerRights(ownerPackage, callingUid); 13336 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13337 if (intentFilter.countActions() == 0) { 13338 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13339 return; 13340 } 13341 synchronized (mPackages) { 13342 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13343 ownerPackage, targetUserId, flags); 13344 CrossProfileIntentResolver resolver = 13345 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13346 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13347 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13348 if (existing != null) { 13349 int size = existing.size(); 13350 for (int i = 0; i < size; i++) { 13351 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13352 return; 13353 } 13354 } 13355 } 13356 resolver.addFilter(newFilter); 13357 scheduleWritePackageRestrictionsLocked(sourceUserId); 13358 } 13359 } 13360 13361 @Override 13362 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13363 mContext.enforceCallingOrSelfPermission( 13364 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13365 int callingUid = Binder.getCallingUid(); 13366 enforceOwnerRights(ownerPackage, callingUid); 13367 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13368 synchronized (mPackages) { 13369 CrossProfileIntentResolver resolver = 13370 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13371 ArraySet<CrossProfileIntentFilter> set = 13372 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13373 for (CrossProfileIntentFilter filter : set) { 13374 if (filter.getOwnerPackage().equals(ownerPackage)) { 13375 resolver.removeFilter(filter); 13376 } 13377 } 13378 scheduleWritePackageRestrictionsLocked(sourceUserId); 13379 } 13380 } 13381 13382 // Enforcing that callingUid is owning pkg on userId 13383 private void enforceOwnerRights(String pkg, int callingUid) { 13384 // The system owns everything. 13385 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13386 return; 13387 } 13388 int callingUserId = UserHandle.getUserId(callingUid); 13389 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13390 if (pi == null) { 13391 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13392 + callingUserId); 13393 } 13394 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13395 throw new SecurityException("Calling uid " + callingUid 13396 + " does not own package " + pkg); 13397 } 13398 } 13399 13400 @Override 13401 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13402 Intent intent = new Intent(Intent.ACTION_MAIN); 13403 intent.addCategory(Intent.CATEGORY_HOME); 13404 13405 final int callingUserId = UserHandle.getCallingUserId(); 13406 List<ResolveInfo> list = queryIntentActivities(intent, null, 13407 PackageManager.GET_META_DATA, callingUserId); 13408 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13409 true, false, false, callingUserId); 13410 13411 allHomeCandidates.clear(); 13412 if (list != null) { 13413 for (ResolveInfo ri : list) { 13414 allHomeCandidates.add(ri); 13415 } 13416 } 13417 return (preferred == null || preferred.activityInfo == null) 13418 ? null 13419 : new ComponentName(preferred.activityInfo.packageName, 13420 preferred.activityInfo.name); 13421 } 13422 13423 @Override 13424 public void setApplicationEnabledSetting(String appPackageName, 13425 int newState, int flags, int userId, String callingPackage) { 13426 if (!sUserManager.exists(userId)) return; 13427 if (callingPackage == null) { 13428 callingPackage = Integer.toString(Binder.getCallingUid()); 13429 } 13430 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13431 } 13432 13433 @Override 13434 public void setComponentEnabledSetting(ComponentName componentName, 13435 int newState, int flags, int userId) { 13436 if (!sUserManager.exists(userId)) return; 13437 setEnabledSetting(componentName.getPackageName(), 13438 componentName.getClassName(), newState, flags, userId, null); 13439 } 13440 13441 private void setEnabledSetting(final String packageName, String className, int newState, 13442 final int flags, int userId, String callingPackage) { 13443 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13444 || newState == COMPONENT_ENABLED_STATE_ENABLED 13445 || newState == COMPONENT_ENABLED_STATE_DISABLED 13446 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13447 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13448 throw new IllegalArgumentException("Invalid new component state: " 13449 + newState); 13450 } 13451 PackageSetting pkgSetting; 13452 final int uid = Binder.getCallingUid(); 13453 final int permission = mContext.checkCallingOrSelfPermission( 13454 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13455 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13456 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13457 boolean sendNow = false; 13458 boolean isApp = (className == null); 13459 String componentName = isApp ? packageName : className; 13460 int packageUid = -1; 13461 ArrayList<String> components; 13462 13463 // writer 13464 synchronized (mPackages) { 13465 pkgSetting = mSettings.mPackages.get(packageName); 13466 if (pkgSetting == null) { 13467 if (className == null) { 13468 throw new IllegalArgumentException( 13469 "Unknown package: " + packageName); 13470 } 13471 throw new IllegalArgumentException( 13472 "Unknown component: " + packageName 13473 + "/" + className); 13474 } 13475 // Allow root and verify that userId is not being specified by a different user 13476 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13477 throw new SecurityException( 13478 "Permission Denial: attempt to change component state from pid=" 13479 + Binder.getCallingPid() 13480 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13481 } 13482 if (className == null) { 13483 // We're dealing with an application/package level state change 13484 if (pkgSetting.getEnabled(userId) == newState) { 13485 // Nothing to do 13486 return; 13487 } 13488 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13489 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13490 // Don't care about who enables an app. 13491 callingPackage = null; 13492 } 13493 pkgSetting.setEnabled(newState, userId, callingPackage); 13494 // pkgSetting.pkg.mSetEnabled = newState; 13495 } else { 13496 // We're dealing with a component level state change 13497 // First, verify that this is a valid class name. 13498 PackageParser.Package pkg = pkgSetting.pkg; 13499 if (pkg == null || !pkg.hasComponentClassName(className)) { 13500 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13501 throw new IllegalArgumentException("Component class " + className 13502 + " does not exist in " + packageName); 13503 } else { 13504 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13505 + className + " does not exist in " + packageName); 13506 } 13507 } 13508 switch (newState) { 13509 case COMPONENT_ENABLED_STATE_ENABLED: 13510 if (!pkgSetting.enableComponentLPw(className, userId)) { 13511 return; 13512 } 13513 break; 13514 case COMPONENT_ENABLED_STATE_DISABLED: 13515 if (!pkgSetting.disableComponentLPw(className, userId)) { 13516 return; 13517 } 13518 break; 13519 case COMPONENT_ENABLED_STATE_DEFAULT: 13520 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13521 return; 13522 } 13523 break; 13524 default: 13525 Slog.e(TAG, "Invalid new component state: " + newState); 13526 return; 13527 } 13528 } 13529 scheduleWritePackageRestrictionsLocked(userId); 13530 components = mPendingBroadcasts.get(userId, packageName); 13531 final boolean newPackage = components == null; 13532 if (newPackage) { 13533 components = new ArrayList<String>(); 13534 } 13535 if (!components.contains(componentName)) { 13536 components.add(componentName); 13537 } 13538 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13539 sendNow = true; 13540 // Purge entry from pending broadcast list if another one exists already 13541 // since we are sending one right away. 13542 mPendingBroadcasts.remove(userId, packageName); 13543 } else { 13544 if (newPackage) { 13545 mPendingBroadcasts.put(userId, packageName, components); 13546 } 13547 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13548 // Schedule a message 13549 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13550 } 13551 } 13552 } 13553 13554 long callingId = Binder.clearCallingIdentity(); 13555 try { 13556 if (sendNow) { 13557 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13558 sendPackageChangedBroadcast(packageName, 13559 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13560 } 13561 } finally { 13562 Binder.restoreCallingIdentity(callingId); 13563 } 13564 } 13565 13566 private void sendPackageChangedBroadcast(String packageName, 13567 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13568 if (DEBUG_INSTALL) 13569 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13570 + componentNames); 13571 Bundle extras = new Bundle(4); 13572 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13573 String nameList[] = new String[componentNames.size()]; 13574 componentNames.toArray(nameList); 13575 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13576 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13577 extras.putInt(Intent.EXTRA_UID, packageUid); 13578 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13579 new int[] {UserHandle.getUserId(packageUid)}); 13580 } 13581 13582 @Override 13583 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13584 if (!sUserManager.exists(userId)) return; 13585 final int uid = Binder.getCallingUid(); 13586 final int permission = mContext.checkCallingOrSelfPermission( 13587 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13588 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13589 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13590 // writer 13591 synchronized (mPackages) { 13592 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13593 allowedByPermission, uid, userId)) { 13594 scheduleWritePackageRestrictionsLocked(userId); 13595 } 13596 } 13597 } 13598 13599 @Override 13600 public String getInstallerPackageName(String packageName) { 13601 // reader 13602 synchronized (mPackages) { 13603 return mSettings.getInstallerPackageNameLPr(packageName); 13604 } 13605 } 13606 13607 @Override 13608 public int getApplicationEnabledSetting(String packageName, int userId) { 13609 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13610 int uid = Binder.getCallingUid(); 13611 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13612 // reader 13613 synchronized (mPackages) { 13614 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13615 } 13616 } 13617 13618 @Override 13619 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13620 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13621 int uid = Binder.getCallingUid(); 13622 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13623 // reader 13624 synchronized (mPackages) { 13625 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13626 } 13627 } 13628 13629 @Override 13630 public void enterSafeMode() { 13631 enforceSystemOrRoot("Only the system can request entering safe mode"); 13632 13633 if (!mSystemReady) { 13634 mSafeMode = true; 13635 } 13636 } 13637 13638 @Override 13639 public void systemReady() { 13640 mSystemReady = true; 13641 13642 // Read the compatibilty setting when the system is ready. 13643 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13644 mContext.getContentResolver(), 13645 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13646 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13647 if (DEBUG_SETTINGS) { 13648 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13649 } 13650 13651 synchronized (mPackages) { 13652 // Verify that all of the preferred activity components actually 13653 // exist. It is possible for applications to be updated and at 13654 // that point remove a previously declared activity component that 13655 // had been set as a preferred activity. We try to clean this up 13656 // the next time we encounter that preferred activity, but it is 13657 // possible for the user flow to never be able to return to that 13658 // situation so here we do a sanity check to make sure we haven't 13659 // left any junk around. 13660 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13661 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13662 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13663 removed.clear(); 13664 for (PreferredActivity pa : pir.filterSet()) { 13665 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13666 removed.add(pa); 13667 } 13668 } 13669 if (removed.size() > 0) { 13670 for (int r=0; r<removed.size(); r++) { 13671 PreferredActivity pa = removed.get(r); 13672 Slog.w(TAG, "Removing dangling preferred activity: " 13673 + pa.mPref.mComponent); 13674 pir.removeFilter(pa); 13675 } 13676 mSettings.writePackageRestrictionsLPr( 13677 mSettings.mPreferredActivities.keyAt(i)); 13678 } 13679 } 13680 } 13681 sUserManager.systemReady(); 13682 13683 // Kick off any messages waiting for system ready 13684 if (mPostSystemReadyMessages != null) { 13685 for (Message msg : mPostSystemReadyMessages) { 13686 msg.sendToTarget(); 13687 } 13688 mPostSystemReadyMessages = null; 13689 } 13690 13691 // Watch for external volumes that come and go over time 13692 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13693 storage.registerListener(mStorageListener); 13694 13695 mInstallerService.systemReady(); 13696 mPackageDexOptimizer.systemReady(); 13697 } 13698 13699 @Override 13700 public boolean isSafeMode() { 13701 return mSafeMode; 13702 } 13703 13704 @Override 13705 public boolean hasSystemUidErrors() { 13706 return mHasSystemUidErrors; 13707 } 13708 13709 static String arrayToString(int[] array) { 13710 StringBuffer buf = new StringBuffer(128); 13711 buf.append('['); 13712 if (array != null) { 13713 for (int i=0; i<array.length; i++) { 13714 if (i > 0) buf.append(", "); 13715 buf.append(array[i]); 13716 } 13717 } 13718 buf.append(']'); 13719 return buf.toString(); 13720 } 13721 13722 static class DumpState { 13723 public static final int DUMP_LIBS = 1 << 0; 13724 public static final int DUMP_FEATURES = 1 << 1; 13725 public static final int DUMP_RESOLVERS = 1 << 2; 13726 public static final int DUMP_PERMISSIONS = 1 << 3; 13727 public static final int DUMP_PACKAGES = 1 << 4; 13728 public static final int DUMP_SHARED_USERS = 1 << 5; 13729 public static final int DUMP_MESSAGES = 1 << 6; 13730 public static final int DUMP_PROVIDERS = 1 << 7; 13731 public static final int DUMP_VERIFIERS = 1 << 8; 13732 public static final int DUMP_PREFERRED = 1 << 9; 13733 public static final int DUMP_PREFERRED_XML = 1 << 10; 13734 public static final int DUMP_KEYSETS = 1 << 11; 13735 public static final int DUMP_VERSION = 1 << 12; 13736 public static final int DUMP_INSTALLS = 1 << 13; 13737 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13738 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13739 13740 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13741 13742 private int mTypes; 13743 13744 private int mOptions; 13745 13746 private boolean mTitlePrinted; 13747 13748 private SharedUserSetting mSharedUser; 13749 13750 public boolean isDumping(int type) { 13751 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13752 return true; 13753 } 13754 13755 return (mTypes & type) != 0; 13756 } 13757 13758 public void setDump(int type) { 13759 mTypes |= type; 13760 } 13761 13762 public boolean isOptionEnabled(int option) { 13763 return (mOptions & option) != 0; 13764 } 13765 13766 public void setOptionEnabled(int option) { 13767 mOptions |= option; 13768 } 13769 13770 public boolean onTitlePrinted() { 13771 final boolean printed = mTitlePrinted; 13772 mTitlePrinted = true; 13773 return printed; 13774 } 13775 13776 public boolean getTitlePrinted() { 13777 return mTitlePrinted; 13778 } 13779 13780 public void setTitlePrinted(boolean enabled) { 13781 mTitlePrinted = enabled; 13782 } 13783 13784 public SharedUserSetting getSharedUser() { 13785 return mSharedUser; 13786 } 13787 13788 public void setSharedUser(SharedUserSetting user) { 13789 mSharedUser = user; 13790 } 13791 } 13792 13793 @Override 13794 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13795 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13796 != PackageManager.PERMISSION_GRANTED) { 13797 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13798 + Binder.getCallingPid() 13799 + ", uid=" + Binder.getCallingUid() 13800 + " without permission " 13801 + android.Manifest.permission.DUMP); 13802 return; 13803 } 13804 13805 DumpState dumpState = new DumpState(); 13806 boolean fullPreferred = false; 13807 boolean checkin = false; 13808 13809 String packageName = null; 13810 13811 int opti = 0; 13812 while (opti < args.length) { 13813 String opt = args[opti]; 13814 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13815 break; 13816 } 13817 opti++; 13818 13819 if ("-a".equals(opt)) { 13820 // Right now we only know how to print all. 13821 } else if ("-h".equals(opt)) { 13822 pw.println("Package manager dump options:"); 13823 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13824 pw.println(" --checkin: dump for a checkin"); 13825 pw.println(" -f: print details of intent filters"); 13826 pw.println(" -h: print this help"); 13827 pw.println(" cmd may be one of:"); 13828 pw.println(" l[ibraries]: list known shared libraries"); 13829 pw.println(" f[ibraries]: list device features"); 13830 pw.println(" k[eysets]: print known keysets"); 13831 pw.println(" r[esolvers]: dump intent resolvers"); 13832 pw.println(" perm[issions]: dump permissions"); 13833 pw.println(" pref[erred]: print preferred package settings"); 13834 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13835 pw.println(" prov[iders]: dump content providers"); 13836 pw.println(" p[ackages]: dump installed packages"); 13837 pw.println(" s[hared-users]: dump shared user IDs"); 13838 pw.println(" m[essages]: print collected runtime messages"); 13839 pw.println(" v[erifiers]: print package verifier info"); 13840 pw.println(" version: print database version info"); 13841 pw.println(" write: write current settings now"); 13842 pw.println(" <package.name>: info about given package"); 13843 pw.println(" installs: details about install sessions"); 13844 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13845 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13846 return; 13847 } else if ("--checkin".equals(opt)) { 13848 checkin = true; 13849 } else if ("-f".equals(opt)) { 13850 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13851 } else { 13852 pw.println("Unknown argument: " + opt + "; use -h for help"); 13853 } 13854 } 13855 13856 // Is the caller requesting to dump a particular piece of data? 13857 if (opti < args.length) { 13858 String cmd = args[opti]; 13859 opti++; 13860 // Is this a package name? 13861 if ("android".equals(cmd) || cmd.contains(".")) { 13862 packageName = cmd; 13863 // When dumping a single package, we always dump all of its 13864 // filter information since the amount of data will be reasonable. 13865 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13866 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13867 dumpState.setDump(DumpState.DUMP_LIBS); 13868 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13869 dumpState.setDump(DumpState.DUMP_FEATURES); 13870 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13871 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13872 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13873 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13874 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13875 dumpState.setDump(DumpState.DUMP_PREFERRED); 13876 } else if ("preferred-xml".equals(cmd)) { 13877 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13878 if (opti < args.length && "--full".equals(args[opti])) { 13879 fullPreferred = true; 13880 opti++; 13881 } 13882 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13883 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13884 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13885 dumpState.setDump(DumpState.DUMP_PACKAGES); 13886 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13887 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13888 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13889 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13890 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13891 dumpState.setDump(DumpState.DUMP_MESSAGES); 13892 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13893 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13894 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13895 || "intent-filter-verifiers".equals(cmd)) { 13896 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13897 } else if ("version".equals(cmd)) { 13898 dumpState.setDump(DumpState.DUMP_VERSION); 13899 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13900 dumpState.setDump(DumpState.DUMP_KEYSETS); 13901 } else if ("installs".equals(cmd)) { 13902 dumpState.setDump(DumpState.DUMP_INSTALLS); 13903 } else if ("write".equals(cmd)) { 13904 synchronized (mPackages) { 13905 mSettings.writeLPr(); 13906 pw.println("Settings written."); 13907 return; 13908 } 13909 } 13910 } 13911 13912 if (checkin) { 13913 pw.println("vers,1"); 13914 } 13915 13916 // reader 13917 synchronized (mPackages) { 13918 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13919 if (!checkin) { 13920 if (dumpState.onTitlePrinted()) 13921 pw.println(); 13922 pw.println("Database versions:"); 13923 pw.print(" SDK Version:"); 13924 pw.print(" internal="); 13925 pw.print(mSettings.mInternalSdkPlatform); 13926 pw.print(" external="); 13927 pw.println(mSettings.mExternalSdkPlatform); 13928 pw.print(" DB Version:"); 13929 pw.print(" internal="); 13930 pw.print(mSettings.mInternalDatabaseVersion); 13931 pw.print(" external="); 13932 pw.println(mSettings.mExternalDatabaseVersion); 13933 } 13934 } 13935 13936 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13937 if (!checkin) { 13938 if (dumpState.onTitlePrinted()) 13939 pw.println(); 13940 pw.println("Verifiers:"); 13941 pw.print(" Required: "); 13942 pw.print(mRequiredVerifierPackage); 13943 pw.print(" (uid="); 13944 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13945 pw.println(")"); 13946 } else if (mRequiredVerifierPackage != null) { 13947 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13948 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13949 } 13950 } 13951 13952 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13953 packageName == null) { 13954 if (mIntentFilterVerifierComponent != null) { 13955 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13956 if (!checkin) { 13957 if (dumpState.onTitlePrinted()) 13958 pw.println(); 13959 pw.println("Intent Filter Verifier:"); 13960 pw.print(" Using: "); 13961 pw.print(verifierPackageName); 13962 pw.print(" (uid="); 13963 pw.print(getPackageUid(verifierPackageName, 0)); 13964 pw.println(")"); 13965 } else if (verifierPackageName != null) { 13966 pw.print("ifv,"); pw.print(verifierPackageName); 13967 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13968 } 13969 } else { 13970 pw.println(); 13971 pw.println("No Intent Filter Verifier available!"); 13972 } 13973 } 13974 13975 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13976 boolean printedHeader = false; 13977 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13978 while (it.hasNext()) { 13979 String name = it.next(); 13980 SharedLibraryEntry ent = mSharedLibraries.get(name); 13981 if (!checkin) { 13982 if (!printedHeader) { 13983 if (dumpState.onTitlePrinted()) 13984 pw.println(); 13985 pw.println("Libraries:"); 13986 printedHeader = true; 13987 } 13988 pw.print(" "); 13989 } else { 13990 pw.print("lib,"); 13991 } 13992 pw.print(name); 13993 if (!checkin) { 13994 pw.print(" -> "); 13995 } 13996 if (ent.path != null) { 13997 if (!checkin) { 13998 pw.print("(jar) "); 13999 pw.print(ent.path); 14000 } else { 14001 pw.print(",jar,"); 14002 pw.print(ent.path); 14003 } 14004 } else { 14005 if (!checkin) { 14006 pw.print("(apk) "); 14007 pw.print(ent.apk); 14008 } else { 14009 pw.print(",apk,"); 14010 pw.print(ent.apk); 14011 } 14012 } 14013 pw.println(); 14014 } 14015 } 14016 14017 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14018 if (dumpState.onTitlePrinted()) 14019 pw.println(); 14020 if (!checkin) { 14021 pw.println("Features:"); 14022 } 14023 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14024 while (it.hasNext()) { 14025 String name = it.next(); 14026 if (!checkin) { 14027 pw.print(" "); 14028 } else { 14029 pw.print("feat,"); 14030 } 14031 pw.println(name); 14032 } 14033 } 14034 14035 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14036 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14037 : "Activity Resolver Table:", " ", packageName, 14038 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14039 dumpState.setTitlePrinted(true); 14040 } 14041 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14042 : "Receiver Resolver Table:", " ", packageName, 14043 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14044 dumpState.setTitlePrinted(true); 14045 } 14046 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14047 : "Service Resolver Table:", " ", packageName, 14048 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14049 dumpState.setTitlePrinted(true); 14050 } 14051 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14052 : "Provider Resolver Table:", " ", packageName, 14053 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14054 dumpState.setTitlePrinted(true); 14055 } 14056 } 14057 14058 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14059 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14060 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14061 int user = mSettings.mPreferredActivities.keyAt(i); 14062 if (pir.dump(pw, 14063 dumpState.getTitlePrinted() 14064 ? "\nPreferred Activities User " + user + ":" 14065 : "Preferred Activities User " + user + ":", " ", 14066 packageName, true, false)) { 14067 dumpState.setTitlePrinted(true); 14068 } 14069 } 14070 } 14071 14072 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14073 pw.flush(); 14074 FileOutputStream fout = new FileOutputStream(fd); 14075 BufferedOutputStream str = new BufferedOutputStream(fout); 14076 XmlSerializer serializer = new FastXmlSerializer(); 14077 try { 14078 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14079 serializer.startDocument(null, true); 14080 serializer.setFeature( 14081 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14082 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14083 serializer.endDocument(); 14084 serializer.flush(); 14085 } catch (IllegalArgumentException e) { 14086 pw.println("Failed writing: " + e); 14087 } catch (IllegalStateException e) { 14088 pw.println("Failed writing: " + e); 14089 } catch (IOException e) { 14090 pw.println("Failed writing: " + e); 14091 } 14092 } 14093 14094 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 14095 pw.println(); 14096 int count = mSettings.mPackages.size(); 14097 if (count == 0) { 14098 pw.println("No domain preferred apps!"); 14099 pw.println(); 14100 } else { 14101 final String prefix = " "; 14102 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14103 if (allPackageSettings.size() == 0) { 14104 pw.println("No domain preferred apps!"); 14105 pw.println(); 14106 } else { 14107 pw.println("Domain preferred apps status:"); 14108 pw.println(); 14109 count = 0; 14110 for (PackageSetting ps : allPackageSettings) { 14111 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14112 if (ivi == null || ivi.getPackageName() == null) continue; 14113 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14114 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14115 pw.println(prefix + "Status: " + ivi.getStatusString()); 14116 pw.println(); 14117 count++; 14118 } 14119 if (count == 0) { 14120 pw.println(prefix + "No domain preferred app status!"); 14121 pw.println(); 14122 } 14123 for (int userId : sUserManager.getUserIds()) { 14124 pw.println("Domain preferred apps for User " + userId + ":"); 14125 pw.println(); 14126 count = 0; 14127 for (PackageSetting ps : allPackageSettings) { 14128 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14129 if (ivi == null || ivi.getPackageName() == null) { 14130 continue; 14131 } 14132 final int status = ps.getDomainVerificationStatusForUser(userId); 14133 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14134 continue; 14135 } 14136 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14137 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14138 String statusStr = IntentFilterVerificationInfo. 14139 getStatusStringFromValue(status); 14140 pw.println(prefix + "Status: " + statusStr); 14141 pw.println(); 14142 count++; 14143 } 14144 if (count == 0) { 14145 pw.println(prefix + "No domain preferred apps!"); 14146 pw.println(); 14147 } 14148 } 14149 } 14150 } 14151 } 14152 14153 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14154 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14155 if (packageName == null) { 14156 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14157 if (iperm == 0) { 14158 if (dumpState.onTitlePrinted()) 14159 pw.println(); 14160 pw.println("AppOp Permissions:"); 14161 } 14162 pw.print(" AppOp Permission "); 14163 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14164 pw.println(":"); 14165 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14166 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14167 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14168 } 14169 } 14170 } 14171 } 14172 14173 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14174 boolean printedSomething = false; 14175 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14176 if (packageName != null && !packageName.equals(p.info.packageName)) { 14177 continue; 14178 } 14179 if (!printedSomething) { 14180 if (dumpState.onTitlePrinted()) 14181 pw.println(); 14182 pw.println("Registered ContentProviders:"); 14183 printedSomething = true; 14184 } 14185 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14186 pw.print(" "); pw.println(p.toString()); 14187 } 14188 printedSomething = false; 14189 for (Map.Entry<String, PackageParser.Provider> entry : 14190 mProvidersByAuthority.entrySet()) { 14191 PackageParser.Provider p = entry.getValue(); 14192 if (packageName != null && !packageName.equals(p.info.packageName)) { 14193 continue; 14194 } 14195 if (!printedSomething) { 14196 if (dumpState.onTitlePrinted()) 14197 pw.println(); 14198 pw.println("ContentProvider Authorities:"); 14199 printedSomething = true; 14200 } 14201 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14202 pw.print(" "); pw.println(p.toString()); 14203 if (p.info != null && p.info.applicationInfo != null) { 14204 final String appInfo = p.info.applicationInfo.toString(); 14205 pw.print(" applicationInfo="); pw.println(appInfo); 14206 } 14207 } 14208 } 14209 14210 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14211 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14212 } 14213 14214 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14215 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14216 } 14217 14218 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14219 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14220 } 14221 14222 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14223 // XXX should handle packageName != null by dumping only install data that 14224 // the given package is involved with. 14225 if (dumpState.onTitlePrinted()) pw.println(); 14226 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14227 } 14228 14229 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14230 if (dumpState.onTitlePrinted()) pw.println(); 14231 mSettings.dumpReadMessagesLPr(pw, dumpState); 14232 14233 pw.println(); 14234 pw.println("Package warning messages:"); 14235 BufferedReader in = null; 14236 String line = null; 14237 try { 14238 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14239 while ((line = in.readLine()) != null) { 14240 if (line.contains("ignored: updated version")) continue; 14241 pw.println(line); 14242 } 14243 } catch (IOException ignored) { 14244 } finally { 14245 IoUtils.closeQuietly(in); 14246 } 14247 } 14248 14249 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14250 BufferedReader in = null; 14251 String line = null; 14252 try { 14253 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14254 while ((line = in.readLine()) != null) { 14255 if (line.contains("ignored: updated version")) continue; 14256 pw.print("msg,"); 14257 pw.println(line); 14258 } 14259 } catch (IOException ignored) { 14260 } finally { 14261 IoUtils.closeQuietly(in); 14262 } 14263 } 14264 } 14265 } 14266 14267 // ------- apps on sdcard specific code ------- 14268 static final boolean DEBUG_SD_INSTALL = false; 14269 14270 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14271 14272 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14273 14274 private boolean mMediaMounted = false; 14275 14276 static String getEncryptKey() { 14277 try { 14278 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14279 SD_ENCRYPTION_KEYSTORE_NAME); 14280 if (sdEncKey == null) { 14281 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14282 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14283 if (sdEncKey == null) { 14284 Slog.e(TAG, "Failed to create encryption keys"); 14285 return null; 14286 } 14287 } 14288 return sdEncKey; 14289 } catch (NoSuchAlgorithmException nsae) { 14290 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14291 return null; 14292 } catch (IOException ioe) { 14293 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14294 return null; 14295 } 14296 } 14297 14298 /* 14299 * Update media status on PackageManager. 14300 */ 14301 @Override 14302 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14303 int callingUid = Binder.getCallingUid(); 14304 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14305 throw new SecurityException("Media status can only be updated by the system"); 14306 } 14307 // reader; this apparently protects mMediaMounted, but should probably 14308 // be a different lock in that case. 14309 synchronized (mPackages) { 14310 Log.i(TAG, "Updating external media status from " 14311 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14312 + (mediaStatus ? "mounted" : "unmounted")); 14313 if (DEBUG_SD_INSTALL) 14314 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14315 + ", mMediaMounted=" + mMediaMounted); 14316 if (mediaStatus == mMediaMounted) { 14317 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14318 : 0, -1); 14319 mHandler.sendMessage(msg); 14320 return; 14321 } 14322 mMediaMounted = mediaStatus; 14323 } 14324 // Queue up an async operation since the package installation may take a 14325 // little while. 14326 mHandler.post(new Runnable() { 14327 public void run() { 14328 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14329 } 14330 }); 14331 } 14332 14333 /** 14334 * Called by MountService when the initial ASECs to scan are available. 14335 * Should block until all the ASEC containers are finished being scanned. 14336 */ 14337 public void scanAvailableAsecs() { 14338 updateExternalMediaStatusInner(true, false, false); 14339 if (mShouldRestoreconData) { 14340 SELinuxMMAC.setRestoreconDone(); 14341 mShouldRestoreconData = false; 14342 } 14343 } 14344 14345 /* 14346 * Collect information of applications on external media, map them against 14347 * existing containers and update information based on current mount status. 14348 * Please note that we always have to report status if reportStatus has been 14349 * set to true especially when unloading packages. 14350 */ 14351 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14352 boolean externalStorage) { 14353 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14354 int[] uidArr = EmptyArray.INT; 14355 14356 final String[] list = PackageHelper.getSecureContainerList(); 14357 if (ArrayUtils.isEmpty(list)) { 14358 Log.i(TAG, "No secure containers found"); 14359 } else { 14360 // Process list of secure containers and categorize them 14361 // as active or stale based on their package internal state. 14362 14363 // reader 14364 synchronized (mPackages) { 14365 for (String cid : list) { 14366 // Leave stages untouched for now; installer service owns them 14367 if (PackageInstallerService.isStageName(cid)) continue; 14368 14369 if (DEBUG_SD_INSTALL) 14370 Log.i(TAG, "Processing container " + cid); 14371 String pkgName = getAsecPackageName(cid); 14372 if (pkgName == null) { 14373 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14374 continue; 14375 } 14376 if (DEBUG_SD_INSTALL) 14377 Log.i(TAG, "Looking for pkg : " + pkgName); 14378 14379 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14380 if (ps == null) { 14381 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14382 continue; 14383 } 14384 14385 /* 14386 * Skip packages that are not external if we're unmounting 14387 * external storage. 14388 */ 14389 if (externalStorage && !isMounted && !isExternal(ps)) { 14390 continue; 14391 } 14392 14393 final AsecInstallArgs args = new AsecInstallArgs(cid, 14394 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14395 // The package status is changed only if the code path 14396 // matches between settings and the container id. 14397 if (ps.codePathString != null 14398 && ps.codePathString.startsWith(args.getCodePath())) { 14399 if (DEBUG_SD_INSTALL) { 14400 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14401 + " at code path: " + ps.codePathString); 14402 } 14403 14404 // We do have a valid package installed on sdcard 14405 processCids.put(args, ps.codePathString); 14406 final int uid = ps.appId; 14407 if (uid != -1) { 14408 uidArr = ArrayUtils.appendInt(uidArr, uid); 14409 } 14410 } else { 14411 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14412 + ps.codePathString); 14413 } 14414 } 14415 } 14416 14417 Arrays.sort(uidArr); 14418 } 14419 14420 // Process packages with valid entries. 14421 if (isMounted) { 14422 if (DEBUG_SD_INSTALL) 14423 Log.i(TAG, "Loading packages"); 14424 loadMediaPackages(processCids, uidArr); 14425 startCleaningPackages(); 14426 mInstallerService.onSecureContainersAvailable(); 14427 } else { 14428 if (DEBUG_SD_INSTALL) 14429 Log.i(TAG, "Unloading packages"); 14430 unloadMediaPackages(processCids, uidArr, reportStatus); 14431 } 14432 } 14433 14434 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14435 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14436 final int size = infos.size(); 14437 final String[] packageNames = new String[size]; 14438 final int[] packageUids = new int[size]; 14439 for (int i = 0; i < size; i++) { 14440 final ApplicationInfo info = infos.get(i); 14441 packageNames[i] = info.packageName; 14442 packageUids[i] = info.uid; 14443 } 14444 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14445 finishedReceiver); 14446 } 14447 14448 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14449 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14450 sendResourcesChangedBroadcast(mediaStatus, replacing, 14451 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14452 } 14453 14454 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14455 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14456 int size = pkgList.length; 14457 if (size > 0) { 14458 // Send broadcasts here 14459 Bundle extras = new Bundle(); 14460 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14461 if (uidArr != null) { 14462 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14463 } 14464 if (replacing) { 14465 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14466 } 14467 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14468 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14469 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14470 } 14471 } 14472 14473 /* 14474 * Look at potentially valid container ids from processCids If package 14475 * information doesn't match the one on record or package scanning fails, 14476 * the cid is added to list of removeCids. We currently don't delete stale 14477 * containers. 14478 */ 14479 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14480 ArrayList<String> pkgList = new ArrayList<String>(); 14481 Set<AsecInstallArgs> keys = processCids.keySet(); 14482 14483 for (AsecInstallArgs args : keys) { 14484 String codePath = processCids.get(args); 14485 if (DEBUG_SD_INSTALL) 14486 Log.i(TAG, "Loading container : " + args.cid); 14487 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14488 try { 14489 // Make sure there are no container errors first. 14490 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14491 Slog.e(TAG, "Failed to mount cid : " + args.cid 14492 + " when installing from sdcard"); 14493 continue; 14494 } 14495 // Check code path here. 14496 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14497 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14498 + " does not match one in settings " + codePath); 14499 continue; 14500 } 14501 // Parse package 14502 int parseFlags = mDefParseFlags; 14503 if (args.isExternalAsec()) { 14504 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14505 } 14506 if (args.isFwdLocked()) { 14507 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14508 } 14509 14510 synchronized (mInstallLock) { 14511 PackageParser.Package pkg = null; 14512 try { 14513 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14514 } catch (PackageManagerException e) { 14515 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14516 } 14517 // Scan the package 14518 if (pkg != null) { 14519 /* 14520 * TODO why is the lock being held? doPostInstall is 14521 * called in other places without the lock. This needs 14522 * to be straightened out. 14523 */ 14524 // writer 14525 synchronized (mPackages) { 14526 retCode = PackageManager.INSTALL_SUCCEEDED; 14527 pkgList.add(pkg.packageName); 14528 // Post process args 14529 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14530 pkg.applicationInfo.uid); 14531 } 14532 } else { 14533 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14534 } 14535 } 14536 14537 } finally { 14538 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14539 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14540 } 14541 } 14542 } 14543 // writer 14544 synchronized (mPackages) { 14545 // If the platform SDK has changed since the last time we booted, 14546 // we need to re-grant app permission to catch any new ones that 14547 // appear. This is really a hack, and means that apps can in some 14548 // cases get permissions that the user didn't initially explicitly 14549 // allow... it would be nice to have some better way to handle 14550 // this situation. 14551 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14552 if (regrantPermissions) 14553 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14554 + mSdkVersion + "; regranting permissions for external storage"); 14555 mSettings.mExternalSdkPlatform = mSdkVersion; 14556 14557 // Make sure group IDs have been assigned, and any permission 14558 // changes in other apps are accounted for 14559 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14560 | (regrantPermissions 14561 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14562 : 0)); 14563 14564 mSettings.updateExternalDatabaseVersion(); 14565 14566 // can downgrade to reader 14567 // Persist settings 14568 mSettings.writeLPr(); 14569 } 14570 // Send a broadcast to let everyone know we are done processing 14571 if (pkgList.size() > 0) { 14572 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14573 } 14574 } 14575 14576 /* 14577 * Utility method to unload a list of specified containers 14578 */ 14579 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14580 // Just unmount all valid containers. 14581 for (AsecInstallArgs arg : cidArgs) { 14582 synchronized (mInstallLock) { 14583 arg.doPostDeleteLI(false); 14584 } 14585 } 14586 } 14587 14588 /* 14589 * Unload packages mounted on external media. This involves deleting package 14590 * data from internal structures, sending broadcasts about diabled packages, 14591 * gc'ing to free up references, unmounting all secure containers 14592 * corresponding to packages on external media, and posting a 14593 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14594 * that we always have to post this message if status has been requested no 14595 * matter what. 14596 */ 14597 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14598 final boolean reportStatus) { 14599 if (DEBUG_SD_INSTALL) 14600 Log.i(TAG, "unloading media packages"); 14601 ArrayList<String> pkgList = new ArrayList<String>(); 14602 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14603 final Set<AsecInstallArgs> keys = processCids.keySet(); 14604 for (AsecInstallArgs args : keys) { 14605 String pkgName = args.getPackageName(); 14606 if (DEBUG_SD_INSTALL) 14607 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14608 // Delete package internally 14609 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14610 synchronized (mInstallLock) { 14611 boolean res = deletePackageLI(pkgName, null, false, null, null, 14612 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14613 if (res) { 14614 pkgList.add(pkgName); 14615 } else { 14616 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14617 failedList.add(args); 14618 } 14619 } 14620 } 14621 14622 // reader 14623 synchronized (mPackages) { 14624 // We didn't update the settings after removing each package; 14625 // write them now for all packages. 14626 mSettings.writeLPr(); 14627 } 14628 14629 // We have to absolutely send UPDATED_MEDIA_STATUS only 14630 // after confirming that all the receivers processed the ordered 14631 // broadcast when packages get disabled, force a gc to clean things up. 14632 // and unload all the containers. 14633 if (pkgList.size() > 0) { 14634 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14635 new IIntentReceiver.Stub() { 14636 public void performReceive(Intent intent, int resultCode, String data, 14637 Bundle extras, boolean ordered, boolean sticky, 14638 int sendingUser) throws RemoteException { 14639 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14640 reportStatus ? 1 : 0, 1, keys); 14641 mHandler.sendMessage(msg); 14642 } 14643 }); 14644 } else { 14645 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14646 keys); 14647 mHandler.sendMessage(msg); 14648 } 14649 } 14650 14651 private void loadPrivatePackages(VolumeInfo vol) { 14652 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14653 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14654 synchronized (mInstallLock) { 14655 synchronized (mPackages) { 14656 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14657 for (PackageSetting ps : packages) { 14658 final PackageParser.Package pkg; 14659 try { 14660 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14661 loaded.add(pkg.applicationInfo); 14662 } catch (PackageManagerException e) { 14663 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14664 } 14665 } 14666 14667 // TODO: regrant any permissions that changed based since original install 14668 14669 mSettings.writeLPr(); 14670 } 14671 } 14672 14673 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 14674 sendResourcesChangedBroadcast(true, false, loaded, null); 14675 } 14676 14677 private void unloadPrivatePackages(VolumeInfo vol) { 14678 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14679 synchronized (mInstallLock) { 14680 synchronized (mPackages) { 14681 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14682 for (PackageSetting ps : packages) { 14683 if (ps.pkg == null) continue; 14684 14685 final ApplicationInfo info = ps.pkg.applicationInfo; 14686 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14687 if (deletePackageLI(ps.name, null, false, null, null, 14688 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14689 unloaded.add(info); 14690 } else { 14691 Slog.w(TAG, "Failed to unload " + ps.codePath); 14692 } 14693 } 14694 14695 mSettings.writeLPr(); 14696 } 14697 } 14698 14699 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 14700 sendResourcesChangedBroadcast(false, false, unloaded, null); 14701 } 14702 14703 private void unfreezePackage(String packageName) { 14704 synchronized (mPackages) { 14705 final PackageSetting ps = mSettings.mPackages.get(packageName); 14706 if (ps != null) { 14707 ps.frozen = false; 14708 } 14709 } 14710 } 14711 14712 @Override 14713 public int movePackage(final String packageName, final String volumeUuid) { 14714 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14715 14716 final int moveId = mNextMoveId.getAndIncrement(); 14717 try { 14718 movePackageInternal(packageName, volumeUuid, moveId); 14719 } catch (PackageManagerException e) { 14720 Slog.w(TAG, "Failed to move " + packageName, e); 14721 mMoveCallbacks.notifyStatusChanged(moveId, 14722 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14723 } 14724 return moveId; 14725 } 14726 14727 private void movePackageInternal(final String packageName, final String volumeUuid, 14728 final int moveId) throws PackageManagerException { 14729 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14730 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14731 final PackageManager pm = mContext.getPackageManager(); 14732 14733 final boolean currentAsec; 14734 final String currentVolumeUuid; 14735 final File codeFile; 14736 final String installerPackageName; 14737 final String packageAbiOverride; 14738 final int appId; 14739 final String seinfo; 14740 final String label; 14741 14742 // reader 14743 synchronized (mPackages) { 14744 final PackageParser.Package pkg = mPackages.get(packageName); 14745 final PackageSetting ps = mSettings.mPackages.get(packageName); 14746 if (pkg == null || ps == null) { 14747 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14748 } 14749 14750 if (pkg.applicationInfo.isSystemApp()) { 14751 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14752 "Cannot move system application"); 14753 } 14754 14755 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14756 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14757 "Package already moved to " + volumeUuid); 14758 } 14759 14760 final File probe = new File(pkg.codePath); 14761 final File probeOat = new File(probe, "oat"); 14762 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14763 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14764 "Move only supported for modern cluster style installs"); 14765 } 14766 14767 if (ps.frozen) { 14768 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14769 "Failed to move already frozen package"); 14770 } 14771 ps.frozen = true; 14772 14773 currentAsec = pkg.applicationInfo.isForwardLocked() 14774 || pkg.applicationInfo.isExternalAsec(); 14775 currentVolumeUuid = ps.volumeUuid; 14776 codeFile = new File(pkg.codePath); 14777 installerPackageName = ps.installerPackageName; 14778 packageAbiOverride = ps.cpuAbiOverrideString; 14779 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14780 seinfo = pkg.applicationInfo.seinfo; 14781 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14782 } 14783 14784 // Now that we're guarded by frozen state, kill app during move 14785 killApplication(packageName, appId, "move pkg"); 14786 14787 final Bundle extras = new Bundle(); 14788 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14789 extras.putString(Intent.EXTRA_TITLE, label); 14790 mMoveCallbacks.notifyCreated(moveId, extras); 14791 14792 int installFlags; 14793 final boolean moveCompleteApp; 14794 final File measurePath; 14795 14796 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14797 installFlags = INSTALL_INTERNAL; 14798 moveCompleteApp = !currentAsec; 14799 measurePath = Environment.getDataAppDirectory(volumeUuid); 14800 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14801 installFlags = INSTALL_EXTERNAL; 14802 moveCompleteApp = false; 14803 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14804 } else { 14805 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14806 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14807 || !volume.isMountedWritable()) { 14808 unfreezePackage(packageName); 14809 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14810 "Move location not mounted private volume"); 14811 } 14812 14813 Preconditions.checkState(!currentAsec); 14814 14815 installFlags = INSTALL_INTERNAL; 14816 moveCompleteApp = true; 14817 measurePath = Environment.getDataAppDirectory(volumeUuid); 14818 } 14819 14820 final PackageStats stats = new PackageStats(null, -1); 14821 synchronized (mInstaller) { 14822 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14823 unfreezePackage(packageName); 14824 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14825 "Failed to measure package size"); 14826 } 14827 } 14828 14829 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 14830 + stats.dataSize); 14831 14832 final long startFreeBytes = measurePath.getFreeSpace(); 14833 final long sizeBytes; 14834 if (moveCompleteApp) { 14835 sizeBytes = stats.codeSize + stats.dataSize; 14836 } else { 14837 sizeBytes = stats.codeSize; 14838 } 14839 14840 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14841 unfreezePackage(packageName); 14842 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14843 "Not enough free space to move"); 14844 } 14845 14846 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14847 14848 final CountDownLatch installedLatch = new CountDownLatch(1); 14849 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14850 @Override 14851 public void onUserActionRequired(Intent intent) throws RemoteException { 14852 throw new IllegalStateException(); 14853 } 14854 14855 @Override 14856 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14857 Bundle extras) throws RemoteException { 14858 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 14859 + PackageManager.installStatusToString(returnCode, msg)); 14860 14861 installedLatch.countDown(); 14862 14863 // Regardless of success or failure of the move operation, 14864 // always unfreeze the package 14865 unfreezePackage(packageName); 14866 14867 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14868 switch (status) { 14869 case PackageInstaller.STATUS_SUCCESS: 14870 mMoveCallbacks.notifyStatusChanged(moveId, 14871 PackageManager.MOVE_SUCCEEDED); 14872 break; 14873 case PackageInstaller.STATUS_FAILURE_STORAGE: 14874 mMoveCallbacks.notifyStatusChanged(moveId, 14875 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14876 break; 14877 default: 14878 mMoveCallbacks.notifyStatusChanged(moveId, 14879 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14880 break; 14881 } 14882 } 14883 }; 14884 14885 final MoveInfo move; 14886 if (moveCompleteApp) { 14887 // Kick off a thread to report progress estimates 14888 new Thread() { 14889 @Override 14890 public void run() { 14891 while (true) { 14892 try { 14893 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14894 break; 14895 } 14896 } catch (InterruptedException ignored) { 14897 } 14898 14899 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 14900 final int progress = 10 + (int) MathUtils.constrain( 14901 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 14902 mMoveCallbacks.notifyStatusChanged(moveId, progress); 14903 } 14904 } 14905 }.start(); 14906 14907 final String dataAppName = codeFile.getName(); 14908 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 14909 dataAppName, appId, seinfo); 14910 } else { 14911 move = null; 14912 } 14913 14914 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14915 14916 final Message msg = mHandler.obtainMessage(INIT_COPY); 14917 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14918 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 14919 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14920 mHandler.sendMessage(msg); 14921 } 14922 14923 @Override 14924 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14925 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14926 14927 final int realMoveId = mNextMoveId.getAndIncrement(); 14928 final Bundle extras = new Bundle(); 14929 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14930 mMoveCallbacks.notifyCreated(realMoveId, extras); 14931 14932 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14933 @Override 14934 public void onCreated(int moveId, Bundle extras) { 14935 // Ignored 14936 } 14937 14938 @Override 14939 public void onStatusChanged(int moveId, int status, long estMillis) { 14940 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14941 } 14942 }; 14943 14944 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14945 storage.setPrimaryStorageUuid(volumeUuid, callback); 14946 return realMoveId; 14947 } 14948 14949 @Override 14950 public int getMoveStatus(int moveId) { 14951 mContext.enforceCallingOrSelfPermission( 14952 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14953 return mMoveCallbacks.mLastStatus.get(moveId); 14954 } 14955 14956 @Override 14957 public void registerMoveCallback(IPackageMoveObserver callback) { 14958 mContext.enforceCallingOrSelfPermission( 14959 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14960 mMoveCallbacks.register(callback); 14961 } 14962 14963 @Override 14964 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14965 mContext.enforceCallingOrSelfPermission( 14966 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14967 mMoveCallbacks.unregister(callback); 14968 } 14969 14970 @Override 14971 public boolean setInstallLocation(int loc) { 14972 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14973 null); 14974 if (getInstallLocation() == loc) { 14975 return true; 14976 } 14977 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14978 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14979 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14980 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14981 return true; 14982 } 14983 return false; 14984 } 14985 14986 @Override 14987 public int getInstallLocation() { 14988 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14989 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14990 PackageHelper.APP_INSTALL_AUTO); 14991 } 14992 14993 /** Called by UserManagerService */ 14994 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14995 mDirtyUsers.remove(userHandle); 14996 mSettings.removeUserLPw(userHandle); 14997 mPendingBroadcasts.remove(userHandle); 14998 if (mInstaller != null) { 14999 // Technically, we shouldn't be doing this with the package lock 15000 // held. However, this is very rare, and there is already so much 15001 // other disk I/O going on, that we'll let it slide for now. 15002 final StorageManager storage = StorageManager.from(mContext); 15003 final List<VolumeInfo> vols = storage.getVolumes(); 15004 for (VolumeInfo vol : vols) { 15005 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15006 final String volumeUuid = vol.getFsUuid(); 15007 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15008 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15009 } 15010 } 15011 } 15012 mUserNeedsBadging.delete(userHandle); 15013 removeUnusedPackagesLILPw(userManager, userHandle); 15014 } 15015 15016 /** 15017 * We're removing userHandle and would like to remove any downloaded packages 15018 * that are no longer in use by any other user. 15019 * @param userHandle the user being removed 15020 */ 15021 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15022 final boolean DEBUG_CLEAN_APKS = false; 15023 int [] users = userManager.getUserIdsLPr(); 15024 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15025 while (psit.hasNext()) { 15026 PackageSetting ps = psit.next(); 15027 if (ps.pkg == null) { 15028 continue; 15029 } 15030 final String packageName = ps.pkg.packageName; 15031 // Skip over if system app 15032 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15033 continue; 15034 } 15035 if (DEBUG_CLEAN_APKS) { 15036 Slog.i(TAG, "Checking package " + packageName); 15037 } 15038 boolean keep = false; 15039 for (int i = 0; i < users.length; i++) { 15040 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15041 keep = true; 15042 if (DEBUG_CLEAN_APKS) { 15043 Slog.i(TAG, " Keeping package " + packageName + " for user " 15044 + users[i]); 15045 } 15046 break; 15047 } 15048 } 15049 if (!keep) { 15050 if (DEBUG_CLEAN_APKS) { 15051 Slog.i(TAG, " Removing package " + packageName); 15052 } 15053 mHandler.post(new Runnable() { 15054 public void run() { 15055 deletePackageX(packageName, userHandle, 0); 15056 } //end run 15057 }); 15058 } 15059 } 15060 } 15061 15062 /** Called by UserManagerService */ 15063 void createNewUserLILPw(int userHandle, File path) { 15064 if (mInstaller != null) { 15065 mInstaller.createUserConfig(userHandle); 15066 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15067 } 15068 } 15069 15070 void newUserCreatedLILPw(int userHandle) { 15071 // Adding a user requires updating runtime permissions for system apps. 15072 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 15073 } 15074 15075 @Override 15076 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15077 mContext.enforceCallingOrSelfPermission( 15078 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15079 "Only package verification agents can read the verifier device identity"); 15080 15081 synchronized (mPackages) { 15082 return mSettings.getVerifierDeviceIdentityLPw(); 15083 } 15084 } 15085 15086 @Override 15087 public void setPermissionEnforced(String permission, boolean enforced) { 15088 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15089 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15090 synchronized (mPackages) { 15091 if (mSettings.mReadExternalStorageEnforced == null 15092 || mSettings.mReadExternalStorageEnforced != enforced) { 15093 mSettings.mReadExternalStorageEnforced = enforced; 15094 mSettings.writeLPr(); 15095 } 15096 } 15097 // kill any non-foreground processes so we restart them and 15098 // grant/revoke the GID. 15099 final IActivityManager am = ActivityManagerNative.getDefault(); 15100 if (am != null) { 15101 final long token = Binder.clearCallingIdentity(); 15102 try { 15103 am.killProcessesBelowForeground("setPermissionEnforcement"); 15104 } catch (RemoteException e) { 15105 } finally { 15106 Binder.restoreCallingIdentity(token); 15107 } 15108 } 15109 } else { 15110 throw new IllegalArgumentException("No selective enforcement for " + permission); 15111 } 15112 } 15113 15114 @Override 15115 @Deprecated 15116 public boolean isPermissionEnforced(String permission) { 15117 return true; 15118 } 15119 15120 @Override 15121 public boolean isStorageLow() { 15122 final long token = Binder.clearCallingIdentity(); 15123 try { 15124 final DeviceStorageMonitorInternal 15125 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15126 if (dsm != null) { 15127 return dsm.isMemoryLow(); 15128 } else { 15129 return false; 15130 } 15131 } finally { 15132 Binder.restoreCallingIdentity(token); 15133 } 15134 } 15135 15136 @Override 15137 public IPackageInstaller getPackageInstaller() { 15138 return mInstallerService; 15139 } 15140 15141 private boolean userNeedsBadging(int userId) { 15142 int index = mUserNeedsBadging.indexOfKey(userId); 15143 if (index < 0) { 15144 final UserInfo userInfo; 15145 final long token = Binder.clearCallingIdentity(); 15146 try { 15147 userInfo = sUserManager.getUserInfo(userId); 15148 } finally { 15149 Binder.restoreCallingIdentity(token); 15150 } 15151 final boolean b; 15152 if (userInfo != null && userInfo.isManagedProfile()) { 15153 b = true; 15154 } else { 15155 b = false; 15156 } 15157 mUserNeedsBadging.put(userId, b); 15158 return b; 15159 } 15160 return mUserNeedsBadging.valueAt(index); 15161 } 15162 15163 @Override 15164 public KeySet getKeySetByAlias(String packageName, String alias) { 15165 if (packageName == null || alias == null) { 15166 return null; 15167 } 15168 synchronized(mPackages) { 15169 final PackageParser.Package pkg = mPackages.get(packageName); 15170 if (pkg == null) { 15171 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15172 throw new IllegalArgumentException("Unknown package: " + packageName); 15173 } 15174 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15175 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15176 } 15177 } 15178 15179 @Override 15180 public KeySet getSigningKeySet(String packageName) { 15181 if (packageName == null) { 15182 return null; 15183 } 15184 synchronized(mPackages) { 15185 final PackageParser.Package pkg = mPackages.get(packageName); 15186 if (pkg == null) { 15187 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15188 throw new IllegalArgumentException("Unknown package: " + packageName); 15189 } 15190 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15191 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15192 throw new SecurityException("May not access signing KeySet of other apps."); 15193 } 15194 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15195 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15196 } 15197 } 15198 15199 @Override 15200 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15201 if (packageName == null || ks == null) { 15202 return false; 15203 } 15204 synchronized(mPackages) { 15205 final PackageParser.Package pkg = mPackages.get(packageName); 15206 if (pkg == null) { 15207 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15208 throw new IllegalArgumentException("Unknown package: " + packageName); 15209 } 15210 IBinder ksh = ks.getToken(); 15211 if (ksh instanceof KeySetHandle) { 15212 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15213 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15214 } 15215 return false; 15216 } 15217 } 15218 15219 @Override 15220 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15221 if (packageName == null || ks == null) { 15222 return false; 15223 } 15224 synchronized(mPackages) { 15225 final PackageParser.Package pkg = mPackages.get(packageName); 15226 if (pkg == null) { 15227 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15228 throw new IllegalArgumentException("Unknown package: " + packageName); 15229 } 15230 IBinder ksh = ks.getToken(); 15231 if (ksh instanceof KeySetHandle) { 15232 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15233 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15234 } 15235 return false; 15236 } 15237 } 15238 15239 public void getUsageStatsIfNoPackageUsageInfo() { 15240 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15241 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15242 if (usm == null) { 15243 throw new IllegalStateException("UsageStatsManager must be initialized"); 15244 } 15245 long now = System.currentTimeMillis(); 15246 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15247 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15248 String packageName = entry.getKey(); 15249 PackageParser.Package pkg = mPackages.get(packageName); 15250 if (pkg == null) { 15251 continue; 15252 } 15253 UsageStats usage = entry.getValue(); 15254 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15255 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15256 } 15257 } 15258 } 15259 15260 /** 15261 * Check and throw if the given before/after packages would be considered a 15262 * downgrade. 15263 */ 15264 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15265 throws PackageManagerException { 15266 if (after.versionCode < before.mVersionCode) { 15267 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15268 "Update version code " + after.versionCode + " is older than current " 15269 + before.mVersionCode); 15270 } else if (after.versionCode == before.mVersionCode) { 15271 if (after.baseRevisionCode < before.baseRevisionCode) { 15272 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15273 "Update base revision code " + after.baseRevisionCode 15274 + " is older than current " + before.baseRevisionCode); 15275 } 15276 15277 if (!ArrayUtils.isEmpty(after.splitNames)) { 15278 for (int i = 0; i < after.splitNames.length; i++) { 15279 final String splitName = after.splitNames[i]; 15280 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15281 if (j != -1) { 15282 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15283 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15284 "Update split " + splitName + " revision code " 15285 + after.splitRevisionCodes[i] + " is older than current " 15286 + before.splitRevisionCodes[j]); 15287 } 15288 } 15289 } 15290 } 15291 } 15292 } 15293 15294 private static class MoveCallbacks extends Handler { 15295 private static final int MSG_CREATED = 1; 15296 private static final int MSG_STATUS_CHANGED = 2; 15297 15298 private final RemoteCallbackList<IPackageMoveObserver> 15299 mCallbacks = new RemoteCallbackList<>(); 15300 15301 private final SparseIntArray mLastStatus = new SparseIntArray(); 15302 15303 public MoveCallbacks(Looper looper) { 15304 super(looper); 15305 } 15306 15307 public void register(IPackageMoveObserver callback) { 15308 mCallbacks.register(callback); 15309 } 15310 15311 public void unregister(IPackageMoveObserver callback) { 15312 mCallbacks.unregister(callback); 15313 } 15314 15315 @Override 15316 public void handleMessage(Message msg) { 15317 final SomeArgs args = (SomeArgs) msg.obj; 15318 final int n = mCallbacks.beginBroadcast(); 15319 for (int i = 0; i < n; i++) { 15320 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15321 try { 15322 invokeCallback(callback, msg.what, args); 15323 } catch (RemoteException ignored) { 15324 } 15325 } 15326 mCallbacks.finishBroadcast(); 15327 args.recycle(); 15328 } 15329 15330 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15331 throws RemoteException { 15332 switch (what) { 15333 case MSG_CREATED: { 15334 callback.onCreated(args.argi1, (Bundle) args.arg2); 15335 break; 15336 } 15337 case MSG_STATUS_CHANGED: { 15338 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15339 break; 15340 } 15341 } 15342 } 15343 15344 private void notifyCreated(int moveId, Bundle extras) { 15345 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15346 15347 final SomeArgs args = SomeArgs.obtain(); 15348 args.argi1 = moveId; 15349 args.arg2 = extras; 15350 obtainMessage(MSG_CREATED, args).sendToTarget(); 15351 } 15352 15353 private void notifyStatusChanged(int moveId, int status) { 15354 notifyStatusChanged(moveId, status, -1); 15355 } 15356 15357 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15358 Slog.v(TAG, "Move " + moveId + " status " + status); 15359 15360 final SomeArgs args = SomeArgs.obtain(); 15361 args.argi1 = moveId; 15362 args.argi2 = status; 15363 args.arg3 = estMillis; 15364 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15365 15366 synchronized (mLastStatus) { 15367 mLastStatus.put(moveId, status); 15368 } 15369 } 15370 } 15371 15372 private final class OnPermissionChangeListeners extends Handler { 15373 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15374 15375 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15376 new RemoteCallbackList<>(); 15377 15378 public OnPermissionChangeListeners(Looper looper) { 15379 super(looper); 15380 } 15381 15382 @Override 15383 public void handleMessage(Message msg) { 15384 switch (msg.what) { 15385 case MSG_ON_PERMISSIONS_CHANGED: { 15386 final int uid = msg.arg1; 15387 handleOnPermissionsChanged(uid); 15388 } break; 15389 } 15390 } 15391 15392 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15393 mPermissionListeners.register(listener); 15394 15395 } 15396 15397 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15398 mPermissionListeners.unregister(listener); 15399 } 15400 15401 public void onPermissionsChanged(int uid) { 15402 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15403 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15404 } 15405 } 15406 15407 private void handleOnPermissionsChanged(int uid) { 15408 final int count = mPermissionListeners.beginBroadcast(); 15409 try { 15410 for (int i = 0; i < count; i++) { 15411 IOnPermissionsChangeListener callback = mPermissionListeners 15412 .getBroadcastItem(i); 15413 try { 15414 callback.onPermissionsChanged(uid); 15415 } catch (RemoteException e) { 15416 Log.e(TAG, "Permission listener is dead", e); 15417 } 15418 } 15419 } finally { 15420 mPermissionListeners.finishBroadcast(); 15421 } 15422 } 15423 } 15424} 15425