PackageManagerService.java revision b371c7b6e234bda71a0266e67722c859227f643c
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.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.AppGlobals; 77import android.app.IActivityManager; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.app.usage.UsageStats; 81import android.app.usage.UsageStatsManager; 82import android.content.BroadcastReceiver; 83import android.content.ComponentName; 84import android.content.Context; 85import android.content.IIntentReceiver; 86import android.content.Intent; 87import android.content.IntentFilter; 88import android.content.IntentSender; 89import android.content.IntentSender.SendIntentException; 90import android.content.ServiceConnection; 91import android.content.pm.ActivityInfo; 92import android.content.pm.ApplicationInfo; 93import android.content.pm.FeatureInfo; 94import android.content.pm.IPackageDataObserver; 95import android.content.pm.IPackageDeleteObserver; 96import android.content.pm.IPackageDeleteObserver2; 97import android.content.pm.IPackageInstallObserver2; 98import android.content.pm.IPackageInstaller; 99import android.content.pm.IPackageManager; 100import android.content.pm.IPackageMoveObserver; 101import android.content.pm.IPackageStatsObserver; 102import android.content.pm.InstrumentationInfo; 103import android.content.pm.IntentFilterVerificationInfo; 104import android.content.pm.KeySet; 105import android.content.pm.ManifestDigest; 106import android.content.pm.PackageCleanItem; 107import android.content.pm.PackageInfo; 108import android.content.pm.PackageInfoLite; 109import android.content.pm.PackageInstaller; 110import android.content.pm.PackageManager; 111import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 112import android.content.pm.PackageParser; 113import android.content.pm.PackageParser.ActivityIntentInfo; 114import android.content.pm.PackageParser.PackageLite; 115import android.content.pm.PackageParser.PackageParserException; 116import android.content.pm.PackageStats; 117import android.content.pm.PackageUserState; 118import android.content.pm.ParceledListSlice; 119import android.content.pm.PermissionGroupInfo; 120import android.content.pm.PermissionInfo; 121import android.content.pm.ProviderInfo; 122import android.content.pm.ResolveInfo; 123import android.content.pm.ServiceInfo; 124import android.content.pm.Signature; 125import android.content.pm.UserInfo; 126import android.content.pm.VerificationParams; 127import android.content.pm.VerifierDeviceIdentity; 128import android.content.pm.VerifierInfo; 129import android.content.res.Resources; 130import android.hardware.display.DisplayManager; 131import android.net.Uri; 132import android.os.Binder; 133import android.os.Build; 134import android.os.Bundle; 135import android.os.Debug; 136import android.os.Environment; 137import android.os.Environment.UserEnvironment; 138import android.os.FileUtils; 139import android.os.Handler; 140import android.os.IBinder; 141import android.os.Looper; 142import android.os.Message; 143import android.os.Parcel; 144import android.os.ParcelFileDescriptor; 145import android.os.Process; 146import android.os.RemoteCallbackList; 147import android.os.RemoteException; 148import android.os.SELinux; 149import android.os.ServiceManager; 150import android.os.SystemClock; 151import android.os.SystemProperties; 152import android.os.UserHandle; 153import android.os.UserManager; 154import android.os.storage.IMountService; 155import android.os.storage.StorageEventListener; 156import android.os.storage.StorageManager; 157import android.os.storage.VolumeInfo; 158import android.os.storage.VolumeRecord; 159import android.security.KeyStore; 160import android.security.SystemKeyStore; 161import android.system.ErrnoException; 162import android.system.Os; 163import android.system.StructStat; 164import android.text.TextUtils; 165import android.text.format.DateUtils; 166import android.util.ArrayMap; 167import android.util.ArraySet; 168import android.util.AtomicFile; 169import android.util.DisplayMetrics; 170import android.util.EventLog; 171import android.util.ExceptionUtils; 172import android.util.Log; 173import android.util.LogPrinter; 174import android.util.MathUtils; 175import android.util.PrintStreamPrinter; 176import android.util.Slog; 177import android.util.SparseArray; 178import android.util.SparseBooleanArray; 179import android.util.SparseIntArray; 180import android.util.Xml; 181import android.view.Display; 182 183import dalvik.system.DexFile; 184import dalvik.system.VMRuntime; 185 186import libcore.io.IoUtils; 187import libcore.util.EmptyArray; 188 189import com.android.internal.R; 190import com.android.internal.app.IMediaContainerService; 191import com.android.internal.app.ResolverActivity; 192import com.android.internal.content.NativeLibraryHelper; 193import com.android.internal.content.PackageHelper; 194import com.android.internal.os.IParcelFileDescriptorFactory; 195import com.android.internal.os.SomeArgs; 196import com.android.internal.util.ArrayUtils; 197import com.android.internal.util.FastPrintWriter; 198import com.android.internal.util.FastXmlSerializer; 199import com.android.internal.util.IndentingPrintWriter; 200import com.android.internal.util.Preconditions; 201import com.android.server.EventLogTags; 202import com.android.server.FgThread; 203import com.android.server.IntentResolver; 204import com.android.server.LocalServices; 205import com.android.server.ServiceThread; 206import com.android.server.SystemConfig; 207import com.android.server.Watchdog; 208import com.android.server.pm.Settings.DatabaseVersion; 209import com.android.server.pm.PermissionsState.PermissionState; 210import com.android.server.storage.DeviceStorageMonitorInternal; 211 212import org.xmlpull.v1.XmlPullParser; 213import org.xmlpull.v1.XmlSerializer; 214 215import java.io.BufferedInputStream; 216import java.io.BufferedOutputStream; 217import java.io.BufferedReader; 218import java.io.ByteArrayInputStream; 219import java.io.ByteArrayOutputStream; 220import java.io.File; 221import java.io.FileDescriptor; 222import java.io.FileNotFoundException; 223import java.io.FileOutputStream; 224import java.io.FileReader; 225import java.io.FilenameFilter; 226import java.io.IOException; 227import java.io.InputStream; 228import java.io.PrintWriter; 229import java.nio.charset.StandardCharsets; 230import java.security.NoSuchAlgorithmException; 231import java.security.PublicKey; 232import java.security.cert.CertificateEncodingException; 233import java.security.cert.CertificateException; 234import java.text.SimpleDateFormat; 235import java.util.ArrayList; 236import java.util.Arrays; 237import java.util.Collection; 238import java.util.Collections; 239import java.util.Comparator; 240import java.util.Date; 241import java.util.Iterator; 242import java.util.List; 243import java.util.Map; 244import java.util.Objects; 245import java.util.Set; 246import java.util.concurrent.CountDownLatch; 247import java.util.concurrent.TimeUnit; 248import java.util.concurrent.atomic.AtomicBoolean; 249import java.util.concurrent.atomic.AtomicInteger; 250import java.util.concurrent.atomic.AtomicLong; 251 252/** 253 * Keep track of all those .apks everywhere. 254 * 255 * This is very central to the platform's security; please run the unit 256 * tests whenever making modifications here: 257 * 258mmm frameworks/base/tests/AndroidTests 259adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 260adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 261 * 262 * {@hide} 263 */ 264public class PackageManagerService extends IPackageManager.Stub { 265 static final String TAG = "PackageManager"; 266 static final boolean DEBUG_SETTINGS = false; 267 static final boolean DEBUG_PREFERRED = false; 268 static final boolean DEBUG_UPGRADE = false; 269 private static final boolean DEBUG_BACKUP = true; 270 private static final boolean DEBUG_INSTALL = false; 271 private static final boolean DEBUG_REMOVE = false; 272 private static final boolean DEBUG_BROADCASTS = false; 273 private static final boolean DEBUG_SHOW_INFO = false; 274 private static final boolean DEBUG_PACKAGE_INFO = false; 275 private static final boolean DEBUG_INTENT_MATCHING = false; 276 private static final boolean DEBUG_PACKAGE_SCANNING = false; 277 private static final boolean DEBUG_VERIFY = false; 278 private static final boolean DEBUG_DEXOPT = false; 279 private static final boolean DEBUG_ABI_SELECTION = false; 280 281 private static final int RADIO_UID = Process.PHONE_UID; 282 private static final int LOG_UID = Process.LOG_UID; 283 private static final int NFC_UID = Process.NFC_UID; 284 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 285 private static final int SHELL_UID = Process.SHELL_UID; 286 287 // Cap the size of permission trees that 3rd party apps can define 288 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 289 290 // Suffix used during package installation when copying/moving 291 // package apks to install directory. 292 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 293 294 static final int SCAN_NO_DEX = 1<<1; 295 static final int SCAN_FORCE_DEX = 1<<2; 296 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 297 static final int SCAN_NEW_INSTALL = 1<<4; 298 static final int SCAN_NO_PATHS = 1<<5; 299 static final int SCAN_UPDATE_TIME = 1<<6; 300 static final int SCAN_DEFER_DEX = 1<<7; 301 static final int SCAN_BOOTING = 1<<8; 302 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 303 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 304 static final int SCAN_REQUIRE_KNOWN = 1<<12; 305 306 static final int REMOVE_CHATTY = 1<<16; 307 308 private static final int[] EMPTY_INT_ARRAY = new int[0]; 309 310 /** 311 * Timeout (in milliseconds) after which the watchdog should declare that 312 * our handler thread is wedged. The usual default for such things is one 313 * minute but we sometimes do very lengthy I/O operations on this thread, 314 * such as installing multi-gigabyte applications, so ours needs to be longer. 315 */ 316 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 317 318 /** 319 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 320 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 321 * settings entry if available, otherwise we use the hardcoded default. If it's been 322 * more than this long since the last fstrim, we force one during the boot sequence. 323 * 324 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 325 * one gets run at the next available charging+idle time. This final mandatory 326 * no-fstrim check kicks in only of the other scheduling criteria is never met. 327 */ 328 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 329 330 /** 331 * Whether verification is enabled by default. 332 */ 333 private static final boolean DEFAULT_VERIFY_ENABLE = true; 334 335 /** 336 * The default maximum time to wait for the verification agent to return in 337 * milliseconds. 338 */ 339 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 340 341 /** 342 * The default response for package verification timeout. 343 * 344 * This can be either PackageManager.VERIFICATION_ALLOW or 345 * PackageManager.VERIFICATION_REJECT. 346 */ 347 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 348 349 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 350 351 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 352 DEFAULT_CONTAINER_PACKAGE, 353 "com.android.defcontainer.DefaultContainerService"); 354 355 private static final String KILL_APP_REASON_GIDS_CHANGED = 356 "permission grant or revoke changed gids"; 357 358 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 359 "permissions revoked"; 360 361 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 362 363 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 364 365 /** Permission grant: not grant the permission. */ 366 private static final int GRANT_DENIED = 1; 367 368 /** Permission grant: grant the permission as an install permission. */ 369 private static final int GRANT_INSTALL = 2; 370 371 /** Permission grant: grant the permission as a runtime one. */ 372 private static final int GRANT_RUNTIME = 3; 373 374 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 375 private static final int GRANT_UPGRADE = 4; 376 377 final ServiceThread mHandlerThread; 378 379 final PackageHandler mHandler; 380 381 /** 382 * Messages for {@link #mHandler} that need to wait for system ready before 383 * being dispatched. 384 */ 385 private ArrayList<Message> mPostSystemReadyMessages; 386 387 final int mSdkVersion = Build.VERSION.SDK_INT; 388 389 final Context mContext; 390 final boolean mFactoryTest; 391 final boolean mOnlyCore; 392 final boolean mLazyDexOpt; 393 final long mDexOptLRUThresholdInMills; 394 final DisplayMetrics mMetrics; 395 final int mDefParseFlags; 396 final String[] mSeparateProcesses; 397 final boolean mIsUpgrade; 398 399 // This is where all application persistent data goes. 400 final File mAppDataDir; 401 402 // This is where all application persistent data goes for secondary users. 403 final File mUserAppDataDir; 404 405 /** The location for ASEC container files on internal storage. */ 406 final String mAsecInternalPath; 407 408 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 409 // LOCK HELD. Can be called with mInstallLock held. 410 final Installer mInstaller; 411 412 /** Directory where installed third-party apps stored */ 413 final File mAppInstallDir; 414 415 /** 416 * Directory to which applications installed internally have their 417 * 32 bit native libraries copied. 418 */ 419 private File mAppLib32InstallDir; 420 421 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 422 // apps. 423 final File mDrmAppPrivateInstallDir; 424 425 // ---------------------------------------------------------------- 426 427 // Lock for state used when installing and doing other long running 428 // operations. Methods that must be called with this lock held have 429 // the suffix "LI". 430 final Object mInstallLock = new Object(); 431 432 // ---------------------------------------------------------------- 433 434 // Keys are String (package name), values are Package. This also serves 435 // as the lock for the global state. Methods that must be called with 436 // this lock held have the prefix "LP". 437 final ArrayMap<String, PackageParser.Package> mPackages = 438 new ArrayMap<String, PackageParser.Package>(); 439 440 // Tracks available target package names -> overlay package paths. 441 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 442 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 443 444 final Settings mSettings; 445 boolean mRestoredSettings; 446 447 // System configuration read by SystemConfig. 448 final int[] mGlobalGids; 449 final SparseArray<ArraySet<String>> mSystemPermissions; 450 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 451 452 // If mac_permissions.xml was found for seinfo labeling. 453 boolean mFoundPolicyFile; 454 455 // If a recursive restorecon of /data/data/<pkg> is needed. 456 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 457 458 public static final class SharedLibraryEntry { 459 public final String path; 460 public final String apk; 461 462 SharedLibraryEntry(String _path, String _apk) { 463 path = _path; 464 apk = _apk; 465 } 466 } 467 468 // Currently known shared libraries. 469 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 470 new ArrayMap<String, SharedLibraryEntry>(); 471 472 // All available activities, for your resolving pleasure. 473 final ActivityIntentResolver mActivities = 474 new ActivityIntentResolver(); 475 476 // All available receivers, for your resolving pleasure. 477 final ActivityIntentResolver mReceivers = 478 new ActivityIntentResolver(); 479 480 // All available services, for your resolving pleasure. 481 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 482 483 // All available providers, for your resolving pleasure. 484 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 485 486 // Mapping from provider base names (first directory in content URI codePath) 487 // to the provider information. 488 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 489 new ArrayMap<String, PackageParser.Provider>(); 490 491 // Mapping from instrumentation class names to info about them. 492 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 493 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 494 495 // Mapping from permission names to info about them. 496 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 497 new ArrayMap<String, PackageParser.PermissionGroup>(); 498 499 // Packages whose data we have transfered into another package, thus 500 // should no longer exist. 501 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 502 503 // Broadcast actions that are only available to the system. 504 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 505 506 /** List of packages waiting for verification. */ 507 final SparseArray<PackageVerificationState> mPendingVerification 508 = new SparseArray<PackageVerificationState>(); 509 510 /** Set of packages associated with each app op permission. */ 511 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 512 513 final PackageInstallerService mInstallerService; 514 515 private final PackageDexOptimizer mPackageDexOptimizer; 516 517 private AtomicInteger mNextMoveId = new AtomicInteger(); 518 private final MoveCallbacks mMoveCallbacks; 519 520 // Cache of users who need badging. 521 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 522 523 /** Token for keys in mPendingVerification. */ 524 private int mPendingVerificationToken = 0; 525 526 volatile boolean mSystemReady; 527 volatile boolean mSafeMode; 528 volatile boolean mHasSystemUidErrors; 529 530 ApplicationInfo mAndroidApplication; 531 final ActivityInfo mResolveActivity = new ActivityInfo(); 532 final ResolveInfo mResolveInfo = new ResolveInfo(); 533 ComponentName mResolveComponentName; 534 PackageParser.Package mPlatformPackage; 535 ComponentName mCustomResolverComponentName; 536 537 boolean mResolverReplaced = false; 538 539 private final ComponentName mIntentFilterVerifierComponent; 540 private int mIntentFilterVerificationToken = 0; 541 542 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 543 = new SparseArray<IntentFilterVerificationState>(); 544 545 private interface IntentFilterVerifier<T extends IntentFilter> { 546 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 547 T filter, String packageName); 548 void startVerifications(int userId); 549 void receiveVerificationResponse(int verificationId); 550 } 551 552 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 553 private Context mContext; 554 private ComponentName mIntentFilterVerifierComponent; 555 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 556 557 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 558 mContext = context; 559 mIntentFilterVerifierComponent = verifierComponent; 560 } 561 562 private String getDefaultScheme() { 563 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 564 return IntentFilter.SCHEME_HTTP; 565 } 566 567 @Override 568 public void startVerifications(int userId) { 569 // Launch verifications requests 570 int count = mCurrentIntentFilterVerifications.size(); 571 for (int n=0; n<count; n++) { 572 int verificationId = mCurrentIntentFilterVerifications.get(n); 573 final IntentFilterVerificationState ivs = 574 mIntentFilterVerificationStates.get(verificationId); 575 576 String packageName = ivs.getPackageName(); 577 578 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 579 final int filterCount = filters.size(); 580 ArraySet<String> domainsSet = new ArraySet<>(); 581 for (int m=0; m<filterCount; m++) { 582 PackageParser.ActivityIntentInfo filter = filters.get(m); 583 domainsSet.addAll(filter.getHostsList()); 584 } 585 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 586 synchronized (mPackages) { 587 if (mSettings.createIntentFilterVerificationIfNeededLPw( 588 packageName, domainsList) != null) { 589 scheduleWriteSettingsLocked(); 590 } 591 } 592 sendVerificationRequest(userId, verificationId, ivs); 593 } 594 mCurrentIntentFilterVerifications.clear(); 595 } 596 597 private void sendVerificationRequest(int userId, int verificationId, 598 IntentFilterVerificationState ivs) { 599 600 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 601 verificationIntent.putExtra( 602 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 603 verificationId); 604 verificationIntent.putExtra( 605 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 606 getDefaultScheme()); 607 verificationIntent.putExtra( 608 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 609 ivs.getHostsString()); 610 verificationIntent.putExtra( 611 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 612 ivs.getPackageName()); 613 verificationIntent.setComponent(mIntentFilterVerifierComponent); 614 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 615 616 UserHandle user = new UserHandle(userId); 617 mContext.sendBroadcastAsUser(verificationIntent, user); 618 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 619 } 620 621 public void receiveVerificationResponse(int verificationId) { 622 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 623 624 final boolean verified = ivs.isVerified(); 625 626 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 627 final int count = filters.size(); 628 for (int n=0; n<count; n++) { 629 PackageParser.ActivityIntentInfo filter = filters.get(n); 630 filter.setVerified(verified); 631 632 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 633 + verified + " and hosts:" + ivs.getHostsString()); 634 } 635 636 mIntentFilterVerificationStates.remove(verificationId); 637 638 final String packageName = ivs.getPackageName(); 639 IntentFilterVerificationInfo ivi = null; 640 641 synchronized (mPackages) { 642 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 643 } 644 if (ivi == null) { 645 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 646 + verificationId + " packageName:" + packageName); 647 return; 648 } 649 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 650 + verificationId); 651 652 synchronized (mPackages) { 653 if (verified) { 654 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 655 } else { 656 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 657 } 658 scheduleWriteSettingsLocked(); 659 660 final int userId = ivs.getUserId(); 661 if (userId != UserHandle.USER_ALL) { 662 final int userStatus = 663 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 664 665 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 666 boolean needUpdate = false; 667 668 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 669 // already been set by the User thru the Disambiguation dialog 670 switch (userStatus) { 671 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 672 if (verified) { 673 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 674 } else { 675 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 676 } 677 needUpdate = true; 678 break; 679 680 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 681 if (verified) { 682 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 683 needUpdate = true; 684 } 685 break; 686 687 default: 688 // Nothing to do 689 } 690 691 if (needUpdate) { 692 mSettings.updateIntentFilterVerificationStatusLPw( 693 packageName, updatedStatus, userId); 694 scheduleWritePackageRestrictionsLocked(userId); 695 } 696 } 697 } 698 } 699 700 @Override 701 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 702 ActivityIntentInfo filter, String packageName) { 703 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 704 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 705 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 706 return false; 707 } 708 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 709 if (ivs == null) { 710 ivs = createDomainVerificationState(verifierId, userId, verificationId, 711 packageName); 712 } 713 if (!hasValidDomains(filter)) { 714 return false; 715 } 716 ivs.addFilter(filter); 717 return true; 718 } 719 720 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 721 int userId, int verificationId, String packageName) { 722 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 723 verifierId, userId, packageName); 724 ivs.setPendingState(); 725 synchronized (mPackages) { 726 mIntentFilterVerificationStates.append(verificationId, ivs); 727 mCurrentIntentFilterVerifications.add(verificationId); 728 } 729 return ivs; 730 } 731 } 732 733 private static boolean hasValidDomains(ActivityIntentInfo filter) { 734 return hasValidDomains(filter, true); 735 } 736 737 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 738 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 739 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 740 if (!hasHTTPorHTTPS) { 741 if (logging) { 742 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 743 } 744 return false; 745 } 746 return true; 747 } 748 749 private IntentFilterVerifier mIntentFilterVerifier; 750 751 // Set of pending broadcasts for aggregating enable/disable of components. 752 static class PendingPackageBroadcasts { 753 // for each user id, a map of <package name -> components within that package> 754 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 755 756 public PendingPackageBroadcasts() { 757 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 758 } 759 760 public ArrayList<String> get(int userId, String packageName) { 761 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 762 return packages.get(packageName); 763 } 764 765 public void put(int userId, String packageName, ArrayList<String> components) { 766 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 767 packages.put(packageName, components); 768 } 769 770 public void remove(int userId, String packageName) { 771 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 772 if (packages != null) { 773 packages.remove(packageName); 774 } 775 } 776 777 public void remove(int userId) { 778 mUidMap.remove(userId); 779 } 780 781 public int userIdCount() { 782 return mUidMap.size(); 783 } 784 785 public int userIdAt(int n) { 786 return mUidMap.keyAt(n); 787 } 788 789 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 790 return mUidMap.get(userId); 791 } 792 793 public int size() { 794 // total number of pending broadcast entries across all userIds 795 int num = 0; 796 for (int i = 0; i< mUidMap.size(); i++) { 797 num += mUidMap.valueAt(i).size(); 798 } 799 return num; 800 } 801 802 public void clear() { 803 mUidMap.clear(); 804 } 805 806 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 807 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 808 if (map == null) { 809 map = new ArrayMap<String, ArrayList<String>>(); 810 mUidMap.put(userId, map); 811 } 812 return map; 813 } 814 } 815 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 816 817 // Service Connection to remote media container service to copy 818 // package uri's from external media onto secure containers 819 // or internal storage. 820 private IMediaContainerService mContainerService = null; 821 822 static final int SEND_PENDING_BROADCAST = 1; 823 static final int MCS_BOUND = 3; 824 static final int END_COPY = 4; 825 static final int INIT_COPY = 5; 826 static final int MCS_UNBIND = 6; 827 static final int START_CLEANING_PACKAGE = 7; 828 static final int FIND_INSTALL_LOC = 8; 829 static final int POST_INSTALL = 9; 830 static final int MCS_RECONNECT = 10; 831 static final int MCS_GIVE_UP = 11; 832 static final int UPDATED_MEDIA_STATUS = 12; 833 static final int WRITE_SETTINGS = 13; 834 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 835 static final int PACKAGE_VERIFIED = 15; 836 static final int CHECK_PENDING_VERIFICATION = 16; 837 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 838 static final int INTENT_FILTER_VERIFIED = 18; 839 840 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 841 842 // Delay time in millisecs 843 static final int BROADCAST_DELAY = 10 * 1000; 844 845 static UserManagerService sUserManager; 846 847 // Stores a list of users whose package restrictions file needs to be updated 848 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 849 850 final private DefaultContainerConnection mDefContainerConn = 851 new DefaultContainerConnection(); 852 class DefaultContainerConnection implements ServiceConnection { 853 public void onServiceConnected(ComponentName name, IBinder service) { 854 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 855 IMediaContainerService imcs = 856 IMediaContainerService.Stub.asInterface(service); 857 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 858 } 859 860 public void onServiceDisconnected(ComponentName name) { 861 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 862 } 863 }; 864 865 // Recordkeeping of restore-after-install operations that are currently in flight 866 // between the Package Manager and the Backup Manager 867 class PostInstallData { 868 public InstallArgs args; 869 public PackageInstalledInfo res; 870 871 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 872 args = _a; 873 res = _r; 874 } 875 }; 876 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 877 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 878 879 // backup/restore of preferred activity state 880 private static final String TAG_PREFERRED_BACKUP = "pa"; 881 882 private final String mRequiredVerifierPackage; 883 884 private final PackageUsage mPackageUsage = new PackageUsage(); 885 886 private class PackageUsage { 887 private static final int WRITE_INTERVAL 888 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 889 890 private final Object mFileLock = new Object(); 891 private final AtomicLong mLastWritten = new AtomicLong(0); 892 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 893 894 private boolean mIsHistoricalPackageUsageAvailable = true; 895 896 boolean isHistoricalPackageUsageAvailable() { 897 return mIsHistoricalPackageUsageAvailable; 898 } 899 900 void write(boolean force) { 901 if (force) { 902 writeInternal(); 903 return; 904 } 905 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 906 && !DEBUG_DEXOPT) { 907 return; 908 } 909 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 910 new Thread("PackageUsage_DiskWriter") { 911 @Override 912 public void run() { 913 try { 914 writeInternal(); 915 } finally { 916 mBackgroundWriteRunning.set(false); 917 } 918 } 919 }.start(); 920 } 921 } 922 923 private void writeInternal() { 924 synchronized (mPackages) { 925 synchronized (mFileLock) { 926 AtomicFile file = getFile(); 927 FileOutputStream f = null; 928 try { 929 f = file.startWrite(); 930 BufferedOutputStream out = new BufferedOutputStream(f); 931 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 932 StringBuilder sb = new StringBuilder(); 933 for (PackageParser.Package pkg : mPackages.values()) { 934 if (pkg.mLastPackageUsageTimeInMills == 0) { 935 continue; 936 } 937 sb.setLength(0); 938 sb.append(pkg.packageName); 939 sb.append(' '); 940 sb.append((long)pkg.mLastPackageUsageTimeInMills); 941 sb.append('\n'); 942 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 943 } 944 out.flush(); 945 file.finishWrite(f); 946 } catch (IOException e) { 947 if (f != null) { 948 file.failWrite(f); 949 } 950 Log.e(TAG, "Failed to write package usage times", e); 951 } 952 } 953 } 954 mLastWritten.set(SystemClock.elapsedRealtime()); 955 } 956 957 void readLP() { 958 synchronized (mFileLock) { 959 AtomicFile file = getFile(); 960 BufferedInputStream in = null; 961 try { 962 in = new BufferedInputStream(file.openRead()); 963 StringBuffer sb = new StringBuffer(); 964 while (true) { 965 String packageName = readToken(in, sb, ' '); 966 if (packageName == null) { 967 break; 968 } 969 String timeInMillisString = readToken(in, sb, '\n'); 970 if (timeInMillisString == null) { 971 throw new IOException("Failed to find last usage time for package " 972 + packageName); 973 } 974 PackageParser.Package pkg = mPackages.get(packageName); 975 if (pkg == null) { 976 continue; 977 } 978 long timeInMillis; 979 try { 980 timeInMillis = Long.parseLong(timeInMillisString.toString()); 981 } catch (NumberFormatException e) { 982 throw new IOException("Failed to parse " + timeInMillisString 983 + " as a long.", e); 984 } 985 pkg.mLastPackageUsageTimeInMills = timeInMillis; 986 } 987 } catch (FileNotFoundException expected) { 988 mIsHistoricalPackageUsageAvailable = false; 989 } catch (IOException e) { 990 Log.w(TAG, "Failed to read package usage times", e); 991 } finally { 992 IoUtils.closeQuietly(in); 993 } 994 } 995 mLastWritten.set(SystemClock.elapsedRealtime()); 996 } 997 998 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 999 throws IOException { 1000 sb.setLength(0); 1001 while (true) { 1002 int ch = in.read(); 1003 if (ch == -1) { 1004 if (sb.length() == 0) { 1005 return null; 1006 } 1007 throw new IOException("Unexpected EOF"); 1008 } 1009 if (ch == endOfToken) { 1010 return sb.toString(); 1011 } 1012 sb.append((char)ch); 1013 } 1014 } 1015 1016 private AtomicFile getFile() { 1017 File dataDir = Environment.getDataDirectory(); 1018 File systemDir = new File(dataDir, "system"); 1019 File fname = new File(systemDir, "package-usage.list"); 1020 return new AtomicFile(fname); 1021 } 1022 } 1023 1024 class PackageHandler extends Handler { 1025 private boolean mBound = false; 1026 final ArrayList<HandlerParams> mPendingInstalls = 1027 new ArrayList<HandlerParams>(); 1028 1029 private boolean connectToService() { 1030 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1031 " DefaultContainerService"); 1032 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1033 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1034 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1035 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1036 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1037 mBound = true; 1038 return true; 1039 } 1040 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1041 return false; 1042 } 1043 1044 private void disconnectService() { 1045 mContainerService = null; 1046 mBound = false; 1047 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1048 mContext.unbindService(mDefContainerConn); 1049 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1050 } 1051 1052 PackageHandler(Looper looper) { 1053 super(looper); 1054 } 1055 1056 public void handleMessage(Message msg) { 1057 try { 1058 doHandleMessage(msg); 1059 } finally { 1060 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1061 } 1062 } 1063 1064 void doHandleMessage(Message msg) { 1065 switch (msg.what) { 1066 case INIT_COPY: { 1067 HandlerParams params = (HandlerParams) msg.obj; 1068 int idx = mPendingInstalls.size(); 1069 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1070 // If a bind was already initiated we dont really 1071 // need to do anything. The pending install 1072 // will be processed later on. 1073 if (!mBound) { 1074 // If this is the only one pending we might 1075 // have to bind to the service again. 1076 if (!connectToService()) { 1077 Slog.e(TAG, "Failed to bind to media container service"); 1078 params.serviceError(); 1079 return; 1080 } else { 1081 // Once we bind to the service, the first 1082 // pending request will be processed. 1083 mPendingInstalls.add(idx, params); 1084 } 1085 } else { 1086 mPendingInstalls.add(idx, params); 1087 // Already bound to the service. Just make 1088 // sure we trigger off processing the first request. 1089 if (idx == 0) { 1090 mHandler.sendEmptyMessage(MCS_BOUND); 1091 } 1092 } 1093 break; 1094 } 1095 case MCS_BOUND: { 1096 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1097 if (msg.obj != null) { 1098 mContainerService = (IMediaContainerService) msg.obj; 1099 } 1100 if (mContainerService == null) { 1101 // Something seriously wrong. Bail out 1102 Slog.e(TAG, "Cannot bind to media container service"); 1103 for (HandlerParams params : mPendingInstalls) { 1104 // Indicate service bind error 1105 params.serviceError(); 1106 } 1107 mPendingInstalls.clear(); 1108 } else if (mPendingInstalls.size() > 0) { 1109 HandlerParams params = mPendingInstalls.get(0); 1110 if (params != null) { 1111 if (params.startCopy()) { 1112 // We are done... look for more work or to 1113 // go idle. 1114 if (DEBUG_SD_INSTALL) Log.i(TAG, 1115 "Checking for more work or unbind..."); 1116 // Delete pending install 1117 if (mPendingInstalls.size() > 0) { 1118 mPendingInstalls.remove(0); 1119 } 1120 if (mPendingInstalls.size() == 0) { 1121 if (mBound) { 1122 if (DEBUG_SD_INSTALL) Log.i(TAG, 1123 "Posting delayed MCS_UNBIND"); 1124 removeMessages(MCS_UNBIND); 1125 Message ubmsg = obtainMessage(MCS_UNBIND); 1126 // Unbind after a little delay, to avoid 1127 // continual thrashing. 1128 sendMessageDelayed(ubmsg, 10000); 1129 } 1130 } else { 1131 // There are more pending requests in queue. 1132 // Just post MCS_BOUND message to trigger processing 1133 // of next pending install. 1134 if (DEBUG_SD_INSTALL) Log.i(TAG, 1135 "Posting MCS_BOUND for next work"); 1136 mHandler.sendEmptyMessage(MCS_BOUND); 1137 } 1138 } 1139 } 1140 } else { 1141 // Should never happen ideally. 1142 Slog.w(TAG, "Empty queue"); 1143 } 1144 break; 1145 } 1146 case MCS_RECONNECT: { 1147 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1148 if (mPendingInstalls.size() > 0) { 1149 if (mBound) { 1150 disconnectService(); 1151 } 1152 if (!connectToService()) { 1153 Slog.e(TAG, "Failed to bind to media container service"); 1154 for (HandlerParams params : mPendingInstalls) { 1155 // Indicate service bind error 1156 params.serviceError(); 1157 } 1158 mPendingInstalls.clear(); 1159 } 1160 } 1161 break; 1162 } 1163 case MCS_UNBIND: { 1164 // If there is no actual work left, then time to unbind. 1165 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1166 1167 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1168 if (mBound) { 1169 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1170 1171 disconnectService(); 1172 } 1173 } else if (mPendingInstalls.size() > 0) { 1174 // There are more pending requests in queue. 1175 // Just post MCS_BOUND message to trigger processing 1176 // of next pending install. 1177 mHandler.sendEmptyMessage(MCS_BOUND); 1178 } 1179 1180 break; 1181 } 1182 case MCS_GIVE_UP: { 1183 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1184 mPendingInstalls.remove(0); 1185 break; 1186 } 1187 case SEND_PENDING_BROADCAST: { 1188 String packages[]; 1189 ArrayList<String> components[]; 1190 int size = 0; 1191 int uids[]; 1192 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1193 synchronized (mPackages) { 1194 if (mPendingBroadcasts == null) { 1195 return; 1196 } 1197 size = mPendingBroadcasts.size(); 1198 if (size <= 0) { 1199 // Nothing to be done. Just return 1200 return; 1201 } 1202 packages = new String[size]; 1203 components = new ArrayList[size]; 1204 uids = new int[size]; 1205 int i = 0; // filling out the above arrays 1206 1207 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1208 int packageUserId = mPendingBroadcasts.userIdAt(n); 1209 Iterator<Map.Entry<String, ArrayList<String>>> it 1210 = mPendingBroadcasts.packagesForUserId(packageUserId) 1211 .entrySet().iterator(); 1212 while (it.hasNext() && i < size) { 1213 Map.Entry<String, ArrayList<String>> ent = it.next(); 1214 packages[i] = ent.getKey(); 1215 components[i] = ent.getValue(); 1216 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1217 uids[i] = (ps != null) 1218 ? UserHandle.getUid(packageUserId, ps.appId) 1219 : -1; 1220 i++; 1221 } 1222 } 1223 size = i; 1224 mPendingBroadcasts.clear(); 1225 } 1226 // Send broadcasts 1227 for (int i = 0; i < size; i++) { 1228 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1229 } 1230 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1231 break; 1232 } 1233 case START_CLEANING_PACKAGE: { 1234 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1235 final String packageName = (String)msg.obj; 1236 final int userId = msg.arg1; 1237 final boolean andCode = msg.arg2 != 0; 1238 synchronized (mPackages) { 1239 if (userId == UserHandle.USER_ALL) { 1240 int[] users = sUserManager.getUserIds(); 1241 for (int user : users) { 1242 mSettings.addPackageToCleanLPw( 1243 new PackageCleanItem(user, packageName, andCode)); 1244 } 1245 } else { 1246 mSettings.addPackageToCleanLPw( 1247 new PackageCleanItem(userId, packageName, andCode)); 1248 } 1249 } 1250 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1251 startCleaningPackages(); 1252 } break; 1253 case POST_INSTALL: { 1254 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1255 PostInstallData data = mRunningInstalls.get(msg.arg1); 1256 mRunningInstalls.delete(msg.arg1); 1257 boolean deleteOld = false; 1258 1259 if (data != null) { 1260 InstallArgs args = data.args; 1261 PackageInstalledInfo res = data.res; 1262 1263 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1264 res.removedInfo.sendBroadcast(false, true, false); 1265 Bundle extras = new Bundle(1); 1266 extras.putInt(Intent.EXTRA_UID, res.uid); 1267 1268 // Now that we successfully installed the package, grant runtime 1269 // permissions if requested before broadcasting the install. 1270 if ((args.installFlags 1271 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1272 grantRequestedRuntimePermissions(res.pkg, 1273 args.user.getIdentifier()); 1274 } 1275 1276 // Determine the set of users who are adding this 1277 // package for the first time vs. those who are seeing 1278 // an update. 1279 int[] firstUsers; 1280 int[] updateUsers = new int[0]; 1281 if (res.origUsers == null || res.origUsers.length == 0) { 1282 firstUsers = res.newUsers; 1283 } else { 1284 firstUsers = new int[0]; 1285 for (int i=0; i<res.newUsers.length; i++) { 1286 int user = res.newUsers[i]; 1287 boolean isNew = true; 1288 for (int j=0; j<res.origUsers.length; j++) { 1289 if (res.origUsers[j] == user) { 1290 isNew = false; 1291 break; 1292 } 1293 } 1294 if (isNew) { 1295 int[] newFirst = new int[firstUsers.length+1]; 1296 System.arraycopy(firstUsers, 0, newFirst, 0, 1297 firstUsers.length); 1298 newFirst[firstUsers.length] = user; 1299 firstUsers = newFirst; 1300 } else { 1301 int[] newUpdate = new int[updateUsers.length+1]; 1302 System.arraycopy(updateUsers, 0, newUpdate, 0, 1303 updateUsers.length); 1304 newUpdate[updateUsers.length] = user; 1305 updateUsers = newUpdate; 1306 } 1307 } 1308 } 1309 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1310 res.pkg.applicationInfo.packageName, 1311 extras, null, null, firstUsers); 1312 final boolean update = res.removedInfo.removedPackage != null; 1313 if (update) { 1314 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1315 } 1316 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1317 res.pkg.applicationInfo.packageName, 1318 extras, null, null, updateUsers); 1319 if (update) { 1320 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1321 res.pkg.applicationInfo.packageName, 1322 extras, null, null, updateUsers); 1323 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1324 null, null, 1325 res.pkg.applicationInfo.packageName, null, updateUsers); 1326 1327 // treat asec-hosted packages like removable media on upgrade 1328 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1329 if (DEBUG_INSTALL) { 1330 Slog.i(TAG, "upgrading pkg " + res.pkg 1331 + " is ASEC-hosted -> AVAILABLE"); 1332 } 1333 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1334 ArrayList<String> pkgList = new ArrayList<String>(1); 1335 pkgList.add(res.pkg.applicationInfo.packageName); 1336 sendResourcesChangedBroadcast(true, true, 1337 pkgList,uidArray, null); 1338 } 1339 } 1340 if (res.removedInfo.args != null) { 1341 // Remove the replaced package's older resources safely now 1342 deleteOld = true; 1343 } 1344 1345 // Log current value of "unknown sources" setting 1346 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1347 getUnknownSourcesSettings()); 1348 } 1349 // Force a gc to clear up things 1350 Runtime.getRuntime().gc(); 1351 // We delete after a gc for applications on sdcard. 1352 if (deleteOld) { 1353 synchronized (mInstallLock) { 1354 res.removedInfo.args.doPostDeleteLI(true); 1355 } 1356 } 1357 if (args.observer != null) { 1358 try { 1359 Bundle extras = extrasForInstallResult(res); 1360 args.observer.onPackageInstalled(res.name, res.returnCode, 1361 res.returnMsg, extras); 1362 } catch (RemoteException e) { 1363 Slog.i(TAG, "Observer no longer exists."); 1364 } 1365 } 1366 } else { 1367 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1368 } 1369 } break; 1370 case UPDATED_MEDIA_STATUS: { 1371 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1372 boolean reportStatus = msg.arg1 == 1; 1373 boolean doGc = msg.arg2 == 1; 1374 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1375 if (doGc) { 1376 // Force a gc to clear up stale containers. 1377 Runtime.getRuntime().gc(); 1378 } 1379 if (msg.obj != null) { 1380 @SuppressWarnings("unchecked") 1381 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1382 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1383 // Unload containers 1384 unloadAllContainers(args); 1385 } 1386 if (reportStatus) { 1387 try { 1388 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1389 PackageHelper.getMountService().finishMediaUpdate(); 1390 } catch (RemoteException e) { 1391 Log.e(TAG, "MountService not running?"); 1392 } 1393 } 1394 } break; 1395 case WRITE_SETTINGS: { 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1397 synchronized (mPackages) { 1398 removeMessages(WRITE_SETTINGS); 1399 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1400 mSettings.writeLPr(); 1401 mDirtyUsers.clear(); 1402 } 1403 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1404 } break; 1405 case WRITE_PACKAGE_RESTRICTIONS: { 1406 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1407 synchronized (mPackages) { 1408 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1409 for (int userId : mDirtyUsers) { 1410 mSettings.writePackageRestrictionsLPr(userId); 1411 } 1412 mDirtyUsers.clear(); 1413 } 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 } break; 1416 case CHECK_PENDING_VERIFICATION: { 1417 final int verificationId = msg.arg1; 1418 final PackageVerificationState state = mPendingVerification.get(verificationId); 1419 1420 if ((state != null) && !state.timeoutExtended()) { 1421 final InstallArgs args = state.getInstallArgs(); 1422 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1423 1424 Slog.i(TAG, "Verification timed out for " + originUri); 1425 mPendingVerification.remove(verificationId); 1426 1427 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1428 1429 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1430 Slog.i(TAG, "Continuing with installation of " + originUri); 1431 state.setVerifierResponse(Binder.getCallingUid(), 1432 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1433 broadcastPackageVerified(verificationId, originUri, 1434 PackageManager.VERIFICATION_ALLOW, 1435 state.getInstallArgs().getUser()); 1436 try { 1437 ret = args.copyApk(mContainerService, true); 1438 } catch (RemoteException e) { 1439 Slog.e(TAG, "Could not contact the ContainerService"); 1440 } 1441 } else { 1442 broadcastPackageVerified(verificationId, originUri, 1443 PackageManager.VERIFICATION_REJECT, 1444 state.getInstallArgs().getUser()); 1445 } 1446 1447 processPendingInstall(args, ret); 1448 mHandler.sendEmptyMessage(MCS_UNBIND); 1449 } 1450 break; 1451 } 1452 case PACKAGE_VERIFIED: { 1453 final int verificationId = msg.arg1; 1454 1455 final PackageVerificationState state = mPendingVerification.get(verificationId); 1456 if (state == null) { 1457 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1458 break; 1459 } 1460 1461 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1462 1463 state.setVerifierResponse(response.callerUid, response.code); 1464 1465 if (state.isVerificationComplete()) { 1466 mPendingVerification.remove(verificationId); 1467 1468 final InstallArgs args = state.getInstallArgs(); 1469 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1470 1471 int ret; 1472 if (state.isInstallAllowed()) { 1473 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1474 broadcastPackageVerified(verificationId, originUri, 1475 response.code, state.getInstallArgs().getUser()); 1476 try { 1477 ret = args.copyApk(mContainerService, true); 1478 } catch (RemoteException e) { 1479 Slog.e(TAG, "Could not contact the ContainerService"); 1480 } 1481 } else { 1482 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1483 } 1484 1485 processPendingInstall(args, ret); 1486 1487 mHandler.sendEmptyMessage(MCS_UNBIND); 1488 } 1489 1490 break; 1491 } 1492 case START_INTENT_FILTER_VERIFICATIONS: { 1493 int userId = msg.arg1; 1494 int verifierUid = msg.arg2; 1495 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1496 1497 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1498 break; 1499 } 1500 case INTENT_FILTER_VERIFIED: { 1501 final int verificationId = msg.arg1; 1502 1503 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1504 verificationId); 1505 if (state == null) { 1506 Slog.w(TAG, "Invalid IntentFilter verification token " 1507 + verificationId + " received"); 1508 break; 1509 } 1510 1511 final int userId = state.getUserId(); 1512 1513 Slog.d(TAG, "Processing IntentFilter verification with token:" 1514 + verificationId + " and userId:" + userId); 1515 1516 final IntentFilterVerificationResponse response = 1517 (IntentFilterVerificationResponse) msg.obj; 1518 1519 state.setVerifierResponse(response.callerUid, response.code); 1520 1521 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1522 + " and userId:" + userId 1523 + " is settings verifier response with response code:" 1524 + response.code); 1525 1526 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1527 Slog.d(TAG, "Domains failing verification: " 1528 + response.getFailedDomainsString()); 1529 } 1530 1531 if (state.isVerificationComplete()) { 1532 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1533 } else { 1534 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1535 + " was not said to be complete"); 1536 } 1537 1538 break; 1539 } 1540 } 1541 } 1542 } 1543 1544 private StorageEventListener mStorageListener = new StorageEventListener() { 1545 @Override 1546 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1547 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1548 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1549 // TODO: ensure that private directories exist for all active users 1550 // TODO: remove user data whose serial number doesn't match 1551 loadPrivatePackages(vol); 1552 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1553 unloadPrivatePackages(vol); 1554 } 1555 } 1556 1557 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1558 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1559 updateExternalMediaStatus(true, false); 1560 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1561 updateExternalMediaStatus(false, false); 1562 } 1563 } 1564 } 1565 1566 @Override 1567 public void onVolumeForgotten(String fsUuid) { 1568 // TODO: remove all packages hosted on this uuid 1569 } 1570 }; 1571 1572 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1573 if (userId >= UserHandle.USER_OWNER) { 1574 grantRequestedRuntimePermissionsForUser(pkg, userId); 1575 } else if (userId == UserHandle.USER_ALL) { 1576 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1577 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1578 } 1579 } 1580 } 1581 1582 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1583 SettingBase sb = (SettingBase) pkg.mExtras; 1584 if (sb == null) { 1585 return; 1586 } 1587 1588 PermissionsState permissionsState = sb.getPermissionsState(); 1589 1590 for (String permission : pkg.requestedPermissions) { 1591 BasePermission bp = mSettings.mPermissions.get(permission); 1592 if (bp != null && bp.isRuntime()) { 1593 permissionsState.grantRuntimePermission(bp, userId); 1594 } 1595 } 1596 } 1597 1598 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1599 Bundle extras = null; 1600 switch (res.returnCode) { 1601 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1602 extras = new Bundle(); 1603 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1604 res.origPermission); 1605 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1606 res.origPackage); 1607 break; 1608 } 1609 case PackageManager.INSTALL_SUCCEEDED: { 1610 extras = new Bundle(); 1611 extras.putBoolean(Intent.EXTRA_REPLACING, 1612 res.removedInfo != null && res.removedInfo.removedPackage != null); 1613 break; 1614 } 1615 } 1616 return extras; 1617 } 1618 1619 void scheduleWriteSettingsLocked() { 1620 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1621 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1622 } 1623 } 1624 1625 void scheduleWritePackageRestrictionsLocked(int userId) { 1626 if (!sUserManager.exists(userId)) return; 1627 mDirtyUsers.add(userId); 1628 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1629 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1630 } 1631 } 1632 1633 public static PackageManagerService main(Context context, Installer installer, 1634 boolean factoryTest, boolean onlyCore) { 1635 PackageManagerService m = new PackageManagerService(context, installer, 1636 factoryTest, onlyCore); 1637 ServiceManager.addService("package", m); 1638 return m; 1639 } 1640 1641 static String[] splitString(String str, char sep) { 1642 int count = 1; 1643 int i = 0; 1644 while ((i=str.indexOf(sep, i)) >= 0) { 1645 count++; 1646 i++; 1647 } 1648 1649 String[] res = new String[count]; 1650 i=0; 1651 count = 0; 1652 int lastI=0; 1653 while ((i=str.indexOf(sep, i)) >= 0) { 1654 res[count] = str.substring(lastI, i); 1655 count++; 1656 i++; 1657 lastI = i; 1658 } 1659 res[count] = str.substring(lastI, str.length()); 1660 return res; 1661 } 1662 1663 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1664 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1665 Context.DISPLAY_SERVICE); 1666 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1667 } 1668 1669 public PackageManagerService(Context context, Installer installer, 1670 boolean factoryTest, boolean onlyCore) { 1671 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1672 SystemClock.uptimeMillis()); 1673 1674 if (mSdkVersion <= 0) { 1675 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1676 } 1677 1678 mContext = context; 1679 mFactoryTest = factoryTest; 1680 mOnlyCore = onlyCore; 1681 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1682 mMetrics = new DisplayMetrics(); 1683 mSettings = new Settings(mPackages); 1684 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1685 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1686 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1687 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1688 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1689 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1690 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1691 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1692 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1693 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1694 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1695 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1696 1697 // TODO: add a property to control this? 1698 long dexOptLRUThresholdInMinutes; 1699 if (mLazyDexOpt) { 1700 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1701 } else { 1702 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1703 } 1704 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1705 1706 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1707 if (separateProcesses != null && separateProcesses.length() > 0) { 1708 if ("*".equals(separateProcesses)) { 1709 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1710 mSeparateProcesses = null; 1711 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1712 } else { 1713 mDefParseFlags = 0; 1714 mSeparateProcesses = separateProcesses.split(","); 1715 Slog.w(TAG, "Running with debug.separate_processes: " 1716 + separateProcesses); 1717 } 1718 } else { 1719 mDefParseFlags = 0; 1720 mSeparateProcesses = null; 1721 } 1722 1723 mInstaller = installer; 1724 mPackageDexOptimizer = new PackageDexOptimizer(this); 1725 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1726 1727 getDefaultDisplayMetrics(context, mMetrics); 1728 1729 SystemConfig systemConfig = SystemConfig.getInstance(); 1730 mGlobalGids = systemConfig.getGlobalGids(); 1731 mSystemPermissions = systemConfig.getSystemPermissions(); 1732 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1733 1734 synchronized (mInstallLock) { 1735 // writer 1736 synchronized (mPackages) { 1737 mHandlerThread = new ServiceThread(TAG, 1738 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1739 mHandlerThread.start(); 1740 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1741 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1742 1743 File dataDir = Environment.getDataDirectory(); 1744 mAppDataDir = new File(dataDir, "data"); 1745 mAppInstallDir = new File(dataDir, "app"); 1746 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1747 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1748 mUserAppDataDir = new File(dataDir, "user"); 1749 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1750 1751 sUserManager = new UserManagerService(context, this, 1752 mInstallLock, mPackages); 1753 1754 // Propagate permission configuration in to package manager. 1755 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1756 = systemConfig.getPermissions(); 1757 for (int i=0; i<permConfig.size(); i++) { 1758 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1759 BasePermission bp = mSettings.mPermissions.get(perm.name); 1760 if (bp == null) { 1761 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1762 mSettings.mPermissions.put(perm.name, bp); 1763 } 1764 if (perm.gids != null) { 1765 bp.setGids(perm.gids, perm.perUser); 1766 } 1767 } 1768 1769 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1770 for (int i=0; i<libConfig.size(); i++) { 1771 mSharedLibraries.put(libConfig.keyAt(i), 1772 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1773 } 1774 1775 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1776 1777 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1778 mSdkVersion, mOnlyCore); 1779 1780 String customResolverActivity = Resources.getSystem().getString( 1781 R.string.config_customResolverActivity); 1782 if (TextUtils.isEmpty(customResolverActivity)) { 1783 customResolverActivity = null; 1784 } else { 1785 mCustomResolverComponentName = ComponentName.unflattenFromString( 1786 customResolverActivity); 1787 } 1788 1789 long startTime = SystemClock.uptimeMillis(); 1790 1791 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1792 startTime); 1793 1794 // Set flag to monitor and not change apk file paths when 1795 // scanning install directories. 1796 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1797 1798 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1799 1800 /** 1801 * Add everything in the in the boot class path to the 1802 * list of process files because dexopt will have been run 1803 * if necessary during zygote startup. 1804 */ 1805 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1806 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1807 1808 if (bootClassPath != null) { 1809 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1810 for (String element : bootClassPathElements) { 1811 alreadyDexOpted.add(element); 1812 } 1813 } else { 1814 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1815 } 1816 1817 if (systemServerClassPath != null) { 1818 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1819 for (String element : systemServerClassPathElements) { 1820 alreadyDexOpted.add(element); 1821 } 1822 } else { 1823 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1824 } 1825 1826 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1827 final String[] dexCodeInstructionSets = 1828 getDexCodeInstructionSets( 1829 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1830 1831 /** 1832 * Ensure all external libraries have had dexopt run on them. 1833 */ 1834 if (mSharedLibraries.size() > 0) { 1835 // NOTE: For now, we're compiling these system "shared libraries" 1836 // (and framework jars) into all available architectures. It's possible 1837 // to compile them only when we come across an app that uses them (there's 1838 // already logic for that in scanPackageLI) but that adds some complexity. 1839 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1840 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1841 final String lib = libEntry.path; 1842 if (lib == null) { 1843 continue; 1844 } 1845 1846 try { 1847 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1848 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1849 alreadyDexOpted.add(lib); 1850 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1851 } 1852 } catch (FileNotFoundException e) { 1853 Slog.w(TAG, "Library not found: " + lib); 1854 } catch (IOException e) { 1855 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1856 + e.getMessage()); 1857 } 1858 } 1859 } 1860 } 1861 1862 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1863 1864 // Gross hack for now: we know this file doesn't contain any 1865 // code, so don't dexopt it to avoid the resulting log spew. 1866 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1867 1868 // Gross hack for now: we know this file is only part of 1869 // the boot class path for art, so don't dexopt it to 1870 // avoid the resulting log spew. 1871 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1872 1873 /** 1874 * And there are a number of commands implemented in Java, which 1875 * we currently need to do the dexopt on so that they can be 1876 * run from a non-root shell. 1877 */ 1878 String[] frameworkFiles = frameworkDir.list(); 1879 if (frameworkFiles != null) { 1880 // TODO: We could compile these only for the most preferred ABI. We should 1881 // first double check that the dex files for these commands are not referenced 1882 // by other system apps. 1883 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1884 for (int i=0; i<frameworkFiles.length; i++) { 1885 File libPath = new File(frameworkDir, frameworkFiles[i]); 1886 String path = libPath.getPath(); 1887 // Skip the file if we already did it. 1888 if (alreadyDexOpted.contains(path)) { 1889 continue; 1890 } 1891 // Skip the file if it is not a type we want to dexopt. 1892 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1893 continue; 1894 } 1895 try { 1896 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1897 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1898 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1899 } 1900 } catch (FileNotFoundException e) { 1901 Slog.w(TAG, "Jar not found: " + path); 1902 } catch (IOException e) { 1903 Slog.w(TAG, "Exception reading jar: " + path, e); 1904 } 1905 } 1906 } 1907 } 1908 1909 // Collect vendor overlay packages. 1910 // (Do this before scanning any apps.) 1911 // For security and version matching reason, only consider 1912 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1913 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1914 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1915 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1916 1917 // Find base frameworks (resource packages without code). 1918 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1919 | PackageParser.PARSE_IS_SYSTEM_DIR 1920 | PackageParser.PARSE_IS_PRIVILEGED, 1921 scanFlags | SCAN_NO_DEX, 0); 1922 1923 // Collected privileged system packages. 1924 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1925 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1926 | PackageParser.PARSE_IS_SYSTEM_DIR 1927 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1928 1929 // Collect ordinary system packages. 1930 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1931 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1932 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1933 1934 // Collect all vendor packages. 1935 File vendorAppDir = new File("/vendor/app"); 1936 try { 1937 vendorAppDir = vendorAppDir.getCanonicalFile(); 1938 } catch (IOException e) { 1939 // failed to look up canonical path, continue with original one 1940 } 1941 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1942 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1943 1944 // Collect all OEM packages. 1945 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1946 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1947 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1948 1949 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1950 mInstaller.moveFiles(); 1951 1952 // Prune any system packages that no longer exist. 1953 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1954 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1955 if (!mOnlyCore) { 1956 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1957 while (psit.hasNext()) { 1958 PackageSetting ps = psit.next(); 1959 1960 /* 1961 * If this is not a system app, it can't be a 1962 * disable system app. 1963 */ 1964 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1965 continue; 1966 } 1967 1968 /* 1969 * If the package is scanned, it's not erased. 1970 */ 1971 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1972 if (scannedPkg != null) { 1973 /* 1974 * If the system app is both scanned and in the 1975 * disabled packages list, then it must have been 1976 * added via OTA. Remove it from the currently 1977 * scanned package so the previously user-installed 1978 * application can be scanned. 1979 */ 1980 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1981 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1982 + ps.name + "; removing system app. Last known codePath=" 1983 + ps.codePathString + ", installStatus=" + ps.installStatus 1984 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1985 + scannedPkg.mVersionCode); 1986 removePackageLI(ps, true); 1987 expectingBetter.put(ps.name, ps.codePath); 1988 } 1989 1990 continue; 1991 } 1992 1993 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1994 psit.remove(); 1995 logCriticalInfo(Log.WARN, "System package " + ps.name 1996 + " no longer exists; wiping its data"); 1997 removeDataDirsLI(null, ps.name); 1998 } else { 1999 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2000 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2001 possiblyDeletedUpdatedSystemApps.add(ps.name); 2002 } 2003 } 2004 } 2005 } 2006 2007 //look for any incomplete package installations 2008 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2009 //clean up list 2010 for(int i = 0; i < deletePkgsList.size(); i++) { 2011 //clean up here 2012 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2013 } 2014 //delete tmp files 2015 deleteTempPackageFiles(); 2016 2017 // Remove any shared userIDs that have no associated packages 2018 mSettings.pruneSharedUsersLPw(); 2019 2020 if (!mOnlyCore) { 2021 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2022 SystemClock.uptimeMillis()); 2023 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2024 2025 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2026 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2027 2028 /** 2029 * Remove disable package settings for any updated system 2030 * apps that were removed via an OTA. If they're not a 2031 * previously-updated app, remove them completely. 2032 * Otherwise, just revoke their system-level permissions. 2033 */ 2034 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2035 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2036 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2037 2038 String msg; 2039 if (deletedPkg == null) { 2040 msg = "Updated system package " + deletedAppName 2041 + " no longer exists; wiping its data"; 2042 removeDataDirsLI(null, deletedAppName); 2043 } else { 2044 msg = "Updated system app + " + deletedAppName 2045 + " no longer present; removing system privileges for " 2046 + deletedAppName; 2047 2048 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2049 2050 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2051 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2052 } 2053 logCriticalInfo(Log.WARN, msg); 2054 } 2055 2056 /** 2057 * Make sure all system apps that we expected to appear on 2058 * the userdata partition actually showed up. If they never 2059 * appeared, crawl back and revive the system version. 2060 */ 2061 for (int i = 0; i < expectingBetter.size(); i++) { 2062 final String packageName = expectingBetter.keyAt(i); 2063 if (!mPackages.containsKey(packageName)) { 2064 final File scanFile = expectingBetter.valueAt(i); 2065 2066 logCriticalInfo(Log.WARN, "Expected better " + packageName 2067 + " but never showed up; reverting to system"); 2068 2069 final int reparseFlags; 2070 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2071 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2072 | PackageParser.PARSE_IS_SYSTEM_DIR 2073 | PackageParser.PARSE_IS_PRIVILEGED; 2074 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2075 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2076 | PackageParser.PARSE_IS_SYSTEM_DIR; 2077 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2078 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2079 | PackageParser.PARSE_IS_SYSTEM_DIR; 2080 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2081 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2082 | PackageParser.PARSE_IS_SYSTEM_DIR; 2083 } else { 2084 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2085 continue; 2086 } 2087 2088 mSettings.enableSystemPackageLPw(packageName); 2089 2090 try { 2091 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2092 } catch (PackageManagerException e) { 2093 Slog.e(TAG, "Failed to parse original system package: " 2094 + e.getMessage()); 2095 } 2096 } 2097 } 2098 } 2099 2100 // Now that we know all of the shared libraries, update all clients to have 2101 // the correct library paths. 2102 updateAllSharedLibrariesLPw(); 2103 2104 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2105 // NOTE: We ignore potential failures here during a system scan (like 2106 // the rest of the commands above) because there's precious little we 2107 // can do about it. A settings error is reported, though. 2108 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2109 false /* force dexopt */, false /* defer dexopt */); 2110 } 2111 2112 // Now that we know all the packages we are keeping, 2113 // read and update their last usage times. 2114 mPackageUsage.readLP(); 2115 2116 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2117 SystemClock.uptimeMillis()); 2118 Slog.i(TAG, "Time to scan packages: " 2119 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2120 + " seconds"); 2121 2122 // If the platform SDK has changed since the last time we booted, 2123 // we need to re-grant app permission to catch any new ones that 2124 // appear. This is really a hack, and means that apps can in some 2125 // cases get permissions that the user didn't initially explicitly 2126 // allow... it would be nice to have some better way to handle 2127 // this situation. 2128 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2129 != mSdkVersion; 2130 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2131 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2132 + "; regranting permissions for internal storage"); 2133 mSettings.mInternalSdkPlatform = mSdkVersion; 2134 2135 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2136 | (regrantPermissions 2137 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2138 : 0)); 2139 2140 // If this is the first boot, and it is a normal boot, then 2141 // we need to initialize the default preferred apps. 2142 if (!mRestoredSettings && !onlyCore) { 2143 mSettings.readDefaultPreferredAppsLPw(this, 0); 2144 } 2145 2146 // If this is first boot after an OTA, and a normal boot, then 2147 // we need to clear code cache directories. 2148 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2149 if (mIsUpgrade && !onlyCore) { 2150 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2151 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2152 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2153 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2154 } 2155 mSettings.mFingerprint = Build.FINGERPRINT; 2156 } 2157 2158 primeDomainVerificationsLPw(false); 2159 checkDefaultBrowser(); 2160 2161 // All the changes are done during package scanning. 2162 mSettings.updateInternalDatabaseVersion(); 2163 2164 // can downgrade to reader 2165 mSettings.writeLPr(); 2166 2167 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2168 SystemClock.uptimeMillis()); 2169 2170 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2171 2172 mInstallerService = new PackageInstallerService(context, this); 2173 2174 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2175 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2176 mIntentFilterVerifierComponent); 2177 2178 } // synchronized (mPackages) 2179 } // synchronized (mInstallLock) 2180 2181 // Now after opening every single application zip, make sure they 2182 // are all flushed. Not really needed, but keeps things nice and 2183 // tidy. 2184 Runtime.getRuntime().gc(); 2185 } 2186 2187 @Override 2188 public boolean isFirstBoot() { 2189 return !mRestoredSettings; 2190 } 2191 2192 @Override 2193 public boolean isOnlyCoreApps() { 2194 return mOnlyCore; 2195 } 2196 2197 @Override 2198 public boolean isUpgrade() { 2199 return mIsUpgrade; 2200 } 2201 2202 private String getRequiredVerifierLPr() { 2203 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2204 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2205 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2206 2207 String requiredVerifier = null; 2208 2209 final int N = receivers.size(); 2210 for (int i = 0; i < N; i++) { 2211 final ResolveInfo info = receivers.get(i); 2212 2213 if (info.activityInfo == null) { 2214 continue; 2215 } 2216 2217 final String packageName = info.activityInfo.packageName; 2218 2219 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2220 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2221 continue; 2222 } 2223 2224 if (requiredVerifier != null) { 2225 throw new RuntimeException("There can be only one required verifier"); 2226 } 2227 2228 requiredVerifier = packageName; 2229 } 2230 2231 return requiredVerifier; 2232 } 2233 2234 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2235 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2236 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2237 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2238 2239 ComponentName verifierComponentName = null; 2240 2241 int priority = -1000; 2242 final int N = receivers.size(); 2243 for (int i = 0; i < N; i++) { 2244 final ResolveInfo info = receivers.get(i); 2245 2246 if (info.activityInfo == null) { 2247 continue; 2248 } 2249 2250 final String packageName = info.activityInfo.packageName; 2251 2252 final PackageSetting ps = mSettings.mPackages.get(packageName); 2253 if (ps == null) { 2254 continue; 2255 } 2256 2257 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2258 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2259 continue; 2260 } 2261 2262 // Select the IntentFilterVerifier with the highest priority 2263 if (priority < info.priority) { 2264 priority = info.priority; 2265 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2266 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2267 " with priority: " + info.priority); 2268 } 2269 } 2270 2271 return verifierComponentName; 2272 } 2273 2274 private void primeDomainVerificationsLPw(boolean logging) { 2275 Slog.d(TAG, "Start priming domain verifications"); 2276 boolean updated = false; 2277 ArraySet<String> allHostsSet = new ArraySet<>(); 2278 for (PackageParser.Package pkg : mPackages.values()) { 2279 final String packageName = pkg.packageName; 2280 if (!hasDomainURLs(pkg)) { 2281 if (logging) { 2282 Slog.d(TAG, "No priming domain verifications for " + 2283 "package with no domain URLs: " + packageName); 2284 } 2285 continue; 2286 } 2287 if (!pkg.isSystemApp()) { 2288 if (logging) { 2289 Slog.d(TAG, "No priming domain verifications for a non system package : " + 2290 packageName); 2291 } 2292 continue; 2293 } 2294 for (PackageParser.Activity a : pkg.activities) { 2295 for (ActivityIntentInfo filter : a.intents) { 2296 if (hasValidDomains(filter, false)) { 2297 allHostsSet.addAll(filter.getHostsList()); 2298 } 2299 } 2300 } 2301 if (allHostsSet.size() == 0) { 2302 allHostsSet.add("*"); 2303 } 2304 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2305 IntentFilterVerificationInfo ivi = 2306 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2307 if (ivi != null) { 2308 // We will always log this 2309 Slog.d(TAG, "Priming domain verifications for package: " + packageName + 2310 " with hosts:" + ivi.getDomainsString()); 2311 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2312 updated = true; 2313 } 2314 else { 2315 if (logging) { 2316 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2317 } 2318 } 2319 allHostsSet.clear(); 2320 } 2321 if (updated) { 2322 if (logging) { 2323 Slog.d(TAG, "Will need to write primed domain verifications"); 2324 } 2325 } 2326 Slog.d(TAG, "End priming domain verifications"); 2327 } 2328 2329 private void checkDefaultBrowser() { 2330 final int myUserId = UserHandle.myUserId(); 2331 final String packageName = getDefaultBrowserPackageName(myUserId); 2332 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2333 if (info == null) { 2334 Slog.w(TAG, "Clearing default Browser as its package is no more installed: " + 2335 packageName); 2336 setDefaultBrowserPackageName(null, myUserId); 2337 } 2338 } 2339 2340 @Override 2341 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2342 throws RemoteException { 2343 try { 2344 return super.onTransact(code, data, reply, flags); 2345 } catch (RuntimeException e) { 2346 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2347 Slog.wtf(TAG, "Package Manager Crash", e); 2348 } 2349 throw e; 2350 } 2351 } 2352 2353 void cleanupInstallFailedPackage(PackageSetting ps) { 2354 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2355 2356 removeDataDirsLI(ps.volumeUuid, ps.name); 2357 if (ps.codePath != null) { 2358 if (ps.codePath.isDirectory()) { 2359 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2360 } else { 2361 ps.codePath.delete(); 2362 } 2363 } 2364 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2365 if (ps.resourcePath.isDirectory()) { 2366 FileUtils.deleteContents(ps.resourcePath); 2367 } 2368 ps.resourcePath.delete(); 2369 } 2370 mSettings.removePackageLPw(ps.name); 2371 } 2372 2373 static int[] appendInts(int[] cur, int[] add) { 2374 if (add == null) return cur; 2375 if (cur == null) return add; 2376 final int N = add.length; 2377 for (int i=0; i<N; i++) { 2378 cur = appendInt(cur, add[i]); 2379 } 2380 return cur; 2381 } 2382 2383 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2384 if (!sUserManager.exists(userId)) return null; 2385 final PackageSetting ps = (PackageSetting) p.mExtras; 2386 if (ps == null) { 2387 return null; 2388 } 2389 2390 final PermissionsState permissionsState = ps.getPermissionsState(); 2391 2392 final int[] gids = permissionsState.computeGids(userId); 2393 final Set<String> permissions = permissionsState.getPermissions(userId); 2394 final PackageUserState state = ps.readUserState(userId); 2395 2396 return PackageParser.generatePackageInfo(p, gids, flags, 2397 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2398 } 2399 2400 @Override 2401 public boolean isPackageFrozen(String packageName) { 2402 synchronized (mPackages) { 2403 final PackageSetting ps = mSettings.mPackages.get(packageName); 2404 if (ps != null) { 2405 return ps.frozen; 2406 } 2407 } 2408 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2409 return true; 2410 } 2411 2412 @Override 2413 public boolean isPackageAvailable(String packageName, int userId) { 2414 if (!sUserManager.exists(userId)) return false; 2415 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2416 synchronized (mPackages) { 2417 PackageParser.Package p = mPackages.get(packageName); 2418 if (p != null) { 2419 final PackageSetting ps = (PackageSetting) p.mExtras; 2420 if (ps != null) { 2421 final PackageUserState state = ps.readUserState(userId); 2422 if (state != null) { 2423 return PackageParser.isAvailable(state); 2424 } 2425 } 2426 } 2427 } 2428 return false; 2429 } 2430 2431 @Override 2432 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2433 if (!sUserManager.exists(userId)) return null; 2434 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2435 // reader 2436 synchronized (mPackages) { 2437 PackageParser.Package p = mPackages.get(packageName); 2438 if (DEBUG_PACKAGE_INFO) 2439 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2440 if (p != null) { 2441 return generatePackageInfo(p, flags, userId); 2442 } 2443 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2444 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2445 } 2446 } 2447 return null; 2448 } 2449 2450 @Override 2451 public String[] currentToCanonicalPackageNames(String[] names) { 2452 String[] out = new String[names.length]; 2453 // reader 2454 synchronized (mPackages) { 2455 for (int i=names.length-1; i>=0; i--) { 2456 PackageSetting ps = mSettings.mPackages.get(names[i]); 2457 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2458 } 2459 } 2460 return out; 2461 } 2462 2463 @Override 2464 public String[] canonicalToCurrentPackageNames(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 String cur = mSettings.mRenamedPackages.get(names[i]); 2470 out[i] = cur != null ? cur : names[i]; 2471 } 2472 } 2473 return out; 2474 } 2475 2476 @Override 2477 public int getPackageUid(String packageName, int userId) { 2478 if (!sUserManager.exists(userId)) return -1; 2479 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2480 2481 // reader 2482 synchronized (mPackages) { 2483 PackageParser.Package p = mPackages.get(packageName); 2484 if(p != null) { 2485 return UserHandle.getUid(userId, p.applicationInfo.uid); 2486 } 2487 PackageSetting ps = mSettings.mPackages.get(packageName); 2488 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2489 return -1; 2490 } 2491 p = ps.pkg; 2492 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2493 } 2494 } 2495 2496 @Override 2497 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2498 if (!sUserManager.exists(userId)) { 2499 return null; 2500 } 2501 2502 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2503 "getPackageGids"); 2504 2505 // reader 2506 synchronized (mPackages) { 2507 PackageParser.Package p = mPackages.get(packageName); 2508 if (DEBUG_PACKAGE_INFO) { 2509 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2510 } 2511 if (p != null) { 2512 PackageSetting ps = (PackageSetting) p.mExtras; 2513 return ps.getPermissionsState().computeGids(userId); 2514 } 2515 } 2516 2517 return null; 2518 } 2519 2520 static PermissionInfo generatePermissionInfo( 2521 BasePermission bp, int flags) { 2522 if (bp.perm != null) { 2523 return PackageParser.generatePermissionInfo(bp.perm, flags); 2524 } 2525 PermissionInfo pi = new PermissionInfo(); 2526 pi.name = bp.name; 2527 pi.packageName = bp.sourcePackage; 2528 pi.nonLocalizedLabel = bp.name; 2529 pi.protectionLevel = bp.protectionLevel; 2530 return pi; 2531 } 2532 2533 @Override 2534 public PermissionInfo getPermissionInfo(String name, int flags) { 2535 // reader 2536 synchronized (mPackages) { 2537 final BasePermission p = mSettings.mPermissions.get(name); 2538 if (p != null) { 2539 return generatePermissionInfo(p, flags); 2540 } 2541 return null; 2542 } 2543 } 2544 2545 @Override 2546 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2547 // reader 2548 synchronized (mPackages) { 2549 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2550 for (BasePermission p : mSettings.mPermissions.values()) { 2551 if (group == null) { 2552 if (p.perm == null || p.perm.info.group == null) { 2553 out.add(generatePermissionInfo(p, flags)); 2554 } 2555 } else { 2556 if (p.perm != null && group.equals(p.perm.info.group)) { 2557 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2558 } 2559 } 2560 } 2561 2562 if (out.size() > 0) { 2563 return out; 2564 } 2565 return mPermissionGroups.containsKey(group) ? out : null; 2566 } 2567 } 2568 2569 @Override 2570 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2571 // reader 2572 synchronized (mPackages) { 2573 return PackageParser.generatePermissionGroupInfo( 2574 mPermissionGroups.get(name), flags); 2575 } 2576 } 2577 2578 @Override 2579 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2580 // reader 2581 synchronized (mPackages) { 2582 final int N = mPermissionGroups.size(); 2583 ArrayList<PermissionGroupInfo> out 2584 = new ArrayList<PermissionGroupInfo>(N); 2585 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2586 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2587 } 2588 return out; 2589 } 2590 } 2591 2592 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2593 int userId) { 2594 if (!sUserManager.exists(userId)) return null; 2595 PackageSetting ps = mSettings.mPackages.get(packageName); 2596 if (ps != null) { 2597 if (ps.pkg == null) { 2598 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2599 flags, userId); 2600 if (pInfo != null) { 2601 return pInfo.applicationInfo; 2602 } 2603 return null; 2604 } 2605 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2606 ps.readUserState(userId), userId); 2607 } 2608 return null; 2609 } 2610 2611 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2612 int userId) { 2613 if (!sUserManager.exists(userId)) return null; 2614 PackageSetting ps = mSettings.mPackages.get(packageName); 2615 if (ps != null) { 2616 PackageParser.Package pkg = ps.pkg; 2617 if (pkg == null) { 2618 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2619 return null; 2620 } 2621 // Only data remains, so we aren't worried about code paths 2622 pkg = new PackageParser.Package(packageName); 2623 pkg.applicationInfo.packageName = packageName; 2624 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2625 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2626 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2627 packageName, userId).getAbsolutePath(); 2628 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2629 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2630 } 2631 return generatePackageInfo(pkg, flags, userId); 2632 } 2633 return null; 2634 } 2635 2636 @Override 2637 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2638 if (!sUserManager.exists(userId)) return null; 2639 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2640 // writer 2641 synchronized (mPackages) { 2642 PackageParser.Package p = mPackages.get(packageName); 2643 if (DEBUG_PACKAGE_INFO) Log.v( 2644 TAG, "getApplicationInfo " + packageName 2645 + ": " + p); 2646 if (p != null) { 2647 PackageSetting ps = mSettings.mPackages.get(packageName); 2648 if (ps == null) return null; 2649 // Note: isEnabledLP() does not apply here - always return info 2650 return PackageParser.generateApplicationInfo( 2651 p, flags, ps.readUserState(userId), userId); 2652 } 2653 if ("android".equals(packageName)||"system".equals(packageName)) { 2654 return mAndroidApplication; 2655 } 2656 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2657 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2658 } 2659 } 2660 return null; 2661 } 2662 2663 @Override 2664 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2665 final IPackageDataObserver observer) { 2666 mContext.enforceCallingOrSelfPermission( 2667 android.Manifest.permission.CLEAR_APP_CACHE, null); 2668 // Queue up an async operation since clearing cache may take a little while. 2669 mHandler.post(new Runnable() { 2670 public void run() { 2671 mHandler.removeCallbacks(this); 2672 int retCode = -1; 2673 synchronized (mInstallLock) { 2674 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2675 if (retCode < 0) { 2676 Slog.w(TAG, "Couldn't clear application caches"); 2677 } 2678 } 2679 if (observer != null) { 2680 try { 2681 observer.onRemoveCompleted(null, (retCode >= 0)); 2682 } catch (RemoteException e) { 2683 Slog.w(TAG, "RemoveException when invoking call back"); 2684 } 2685 } 2686 } 2687 }); 2688 } 2689 2690 @Override 2691 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2692 final IntentSender pi) { 2693 mContext.enforceCallingOrSelfPermission( 2694 android.Manifest.permission.CLEAR_APP_CACHE, null); 2695 // Queue up an async operation since clearing cache may take a little while. 2696 mHandler.post(new Runnable() { 2697 public void run() { 2698 mHandler.removeCallbacks(this); 2699 int retCode = -1; 2700 synchronized (mInstallLock) { 2701 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2702 if (retCode < 0) { 2703 Slog.w(TAG, "Couldn't clear application caches"); 2704 } 2705 } 2706 if(pi != null) { 2707 try { 2708 // Callback via pending intent 2709 int code = (retCode >= 0) ? 1 : 0; 2710 pi.sendIntent(null, code, null, 2711 null, null); 2712 } catch (SendIntentException e1) { 2713 Slog.i(TAG, "Failed to send pending intent"); 2714 } 2715 } 2716 } 2717 }); 2718 } 2719 2720 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2721 synchronized (mInstallLock) { 2722 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2723 throw new IOException("Failed to free enough space"); 2724 } 2725 } 2726 } 2727 2728 @Override 2729 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2730 if (!sUserManager.exists(userId)) return null; 2731 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2732 synchronized (mPackages) { 2733 PackageParser.Activity a = mActivities.mActivities.get(component); 2734 2735 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2736 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2737 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2738 if (ps == null) return null; 2739 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2740 userId); 2741 } 2742 if (mResolveComponentName.equals(component)) { 2743 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2744 new PackageUserState(), userId); 2745 } 2746 } 2747 return null; 2748 } 2749 2750 @Override 2751 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2752 String resolvedType) { 2753 synchronized (mPackages) { 2754 PackageParser.Activity a = mActivities.mActivities.get(component); 2755 if (a == null) { 2756 return false; 2757 } 2758 for (int i=0; i<a.intents.size(); i++) { 2759 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2760 intent.getData(), intent.getCategories(), TAG) >= 0) { 2761 return true; 2762 } 2763 } 2764 return false; 2765 } 2766 } 2767 2768 @Override 2769 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2770 if (!sUserManager.exists(userId)) return null; 2771 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2772 synchronized (mPackages) { 2773 PackageParser.Activity a = mReceivers.mActivities.get(component); 2774 if (DEBUG_PACKAGE_INFO) Log.v( 2775 TAG, "getReceiverInfo " + component + ": " + a); 2776 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2777 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2778 if (ps == null) return null; 2779 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2780 userId); 2781 } 2782 } 2783 return null; 2784 } 2785 2786 @Override 2787 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2788 if (!sUserManager.exists(userId)) return null; 2789 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2790 synchronized (mPackages) { 2791 PackageParser.Service s = mServices.mServices.get(component); 2792 if (DEBUG_PACKAGE_INFO) Log.v( 2793 TAG, "getServiceInfo " + component + ": " + s); 2794 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2795 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2796 if (ps == null) return null; 2797 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2798 userId); 2799 } 2800 } 2801 return null; 2802 } 2803 2804 @Override 2805 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2806 if (!sUserManager.exists(userId)) return null; 2807 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2808 synchronized (mPackages) { 2809 PackageParser.Provider p = mProviders.mProviders.get(component); 2810 if (DEBUG_PACKAGE_INFO) Log.v( 2811 TAG, "getProviderInfo " + component + ": " + p); 2812 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2813 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2814 if (ps == null) return null; 2815 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2816 userId); 2817 } 2818 } 2819 return null; 2820 } 2821 2822 @Override 2823 public String[] getSystemSharedLibraryNames() { 2824 Set<String> libSet; 2825 synchronized (mPackages) { 2826 libSet = mSharedLibraries.keySet(); 2827 int size = libSet.size(); 2828 if (size > 0) { 2829 String[] libs = new String[size]; 2830 libSet.toArray(libs); 2831 return libs; 2832 } 2833 } 2834 return null; 2835 } 2836 2837 /** 2838 * @hide 2839 */ 2840 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2841 synchronized (mPackages) { 2842 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2843 if (lib != null && lib.apk != null) { 2844 return mPackages.get(lib.apk); 2845 } 2846 } 2847 return null; 2848 } 2849 2850 @Override 2851 public FeatureInfo[] getSystemAvailableFeatures() { 2852 Collection<FeatureInfo> featSet; 2853 synchronized (mPackages) { 2854 featSet = mAvailableFeatures.values(); 2855 int size = featSet.size(); 2856 if (size > 0) { 2857 FeatureInfo[] features = new FeatureInfo[size+1]; 2858 featSet.toArray(features); 2859 FeatureInfo fi = new FeatureInfo(); 2860 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2861 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2862 features[size] = fi; 2863 return features; 2864 } 2865 } 2866 return null; 2867 } 2868 2869 @Override 2870 public boolean hasSystemFeature(String name) { 2871 synchronized (mPackages) { 2872 return mAvailableFeatures.containsKey(name); 2873 } 2874 } 2875 2876 private void checkValidCaller(int uid, int userId) { 2877 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2878 return; 2879 2880 throw new SecurityException("Caller uid=" + uid 2881 + " is not privileged to communicate with user=" + userId); 2882 } 2883 2884 @Override 2885 public int checkPermission(String permName, String pkgName, int userId) { 2886 if (!sUserManager.exists(userId)) { 2887 return PackageManager.PERMISSION_DENIED; 2888 } 2889 2890 synchronized (mPackages) { 2891 final PackageParser.Package p = mPackages.get(pkgName); 2892 if (p != null && p.mExtras != null) { 2893 final PackageSetting ps = (PackageSetting) p.mExtras; 2894 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2895 return PackageManager.PERMISSION_GRANTED; 2896 } 2897 } 2898 } 2899 2900 return PackageManager.PERMISSION_DENIED; 2901 } 2902 2903 @Override 2904 public int checkUidPermission(String permName, int uid) { 2905 final int userId = UserHandle.getUserId(uid); 2906 2907 if (!sUserManager.exists(userId)) { 2908 return PackageManager.PERMISSION_DENIED; 2909 } 2910 2911 synchronized (mPackages) { 2912 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2913 if (obj != null) { 2914 final SettingBase ps = (SettingBase) obj; 2915 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2916 return PackageManager.PERMISSION_GRANTED; 2917 } 2918 } else { 2919 ArraySet<String> perms = mSystemPermissions.get(uid); 2920 if (perms != null && perms.contains(permName)) { 2921 return PackageManager.PERMISSION_GRANTED; 2922 } 2923 } 2924 } 2925 2926 return PackageManager.PERMISSION_DENIED; 2927 } 2928 2929 /** 2930 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2931 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2932 * @param checkShell TODO(yamasani): 2933 * @param message the message to log on security exception 2934 */ 2935 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2936 boolean checkShell, String message) { 2937 if (userId < 0) { 2938 throw new IllegalArgumentException("Invalid userId " + userId); 2939 } 2940 if (checkShell) { 2941 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2942 } 2943 if (userId == UserHandle.getUserId(callingUid)) return; 2944 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2945 if (requireFullPermission) { 2946 mContext.enforceCallingOrSelfPermission( 2947 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2948 } else { 2949 try { 2950 mContext.enforceCallingOrSelfPermission( 2951 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2952 } catch (SecurityException se) { 2953 mContext.enforceCallingOrSelfPermission( 2954 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2955 } 2956 } 2957 } 2958 } 2959 2960 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2961 if (callingUid == Process.SHELL_UID) { 2962 if (userHandle >= 0 2963 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2964 throw new SecurityException("Shell does not have permission to access user " 2965 + userHandle); 2966 } else if (userHandle < 0) { 2967 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2968 + Debug.getCallers(3)); 2969 } 2970 } 2971 } 2972 2973 private BasePermission findPermissionTreeLP(String permName) { 2974 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2975 if (permName.startsWith(bp.name) && 2976 permName.length() > bp.name.length() && 2977 permName.charAt(bp.name.length()) == '.') { 2978 return bp; 2979 } 2980 } 2981 return null; 2982 } 2983 2984 private BasePermission checkPermissionTreeLP(String permName) { 2985 if (permName != null) { 2986 BasePermission bp = findPermissionTreeLP(permName); 2987 if (bp != null) { 2988 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2989 return bp; 2990 } 2991 throw new SecurityException("Calling uid " 2992 + Binder.getCallingUid() 2993 + " is not allowed to add to permission tree " 2994 + bp.name + " owned by uid " + bp.uid); 2995 } 2996 } 2997 throw new SecurityException("No permission tree found for " + permName); 2998 } 2999 3000 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3001 if (s1 == null) { 3002 return s2 == null; 3003 } 3004 if (s2 == null) { 3005 return false; 3006 } 3007 if (s1.getClass() != s2.getClass()) { 3008 return false; 3009 } 3010 return s1.equals(s2); 3011 } 3012 3013 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3014 if (pi1.icon != pi2.icon) return false; 3015 if (pi1.logo != pi2.logo) return false; 3016 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3017 if (!compareStrings(pi1.name, pi2.name)) return false; 3018 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3019 // We'll take care of setting this one. 3020 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3021 // These are not currently stored in settings. 3022 //if (!compareStrings(pi1.group, pi2.group)) return false; 3023 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3024 //if (pi1.labelRes != pi2.labelRes) return false; 3025 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3026 return true; 3027 } 3028 3029 int permissionInfoFootprint(PermissionInfo info) { 3030 int size = info.name.length(); 3031 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3032 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3033 return size; 3034 } 3035 3036 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3037 int size = 0; 3038 for (BasePermission perm : mSettings.mPermissions.values()) { 3039 if (perm.uid == tree.uid) { 3040 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3041 } 3042 } 3043 return size; 3044 } 3045 3046 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3047 // We calculate the max size of permissions defined by this uid and throw 3048 // if that plus the size of 'info' would exceed our stated maximum. 3049 if (tree.uid != Process.SYSTEM_UID) { 3050 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3051 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3052 throw new SecurityException("Permission tree size cap exceeded"); 3053 } 3054 } 3055 } 3056 3057 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3058 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3059 throw new SecurityException("Label must be specified in permission"); 3060 } 3061 BasePermission tree = checkPermissionTreeLP(info.name); 3062 BasePermission bp = mSettings.mPermissions.get(info.name); 3063 boolean added = bp == null; 3064 boolean changed = true; 3065 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3066 if (added) { 3067 enforcePermissionCapLocked(info, tree); 3068 bp = new BasePermission(info.name, tree.sourcePackage, 3069 BasePermission.TYPE_DYNAMIC); 3070 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3071 throw new SecurityException( 3072 "Not allowed to modify non-dynamic permission " 3073 + info.name); 3074 } else { 3075 if (bp.protectionLevel == fixedLevel 3076 && bp.perm.owner.equals(tree.perm.owner) 3077 && bp.uid == tree.uid 3078 && comparePermissionInfos(bp.perm.info, info)) { 3079 changed = false; 3080 } 3081 } 3082 bp.protectionLevel = fixedLevel; 3083 info = new PermissionInfo(info); 3084 info.protectionLevel = fixedLevel; 3085 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3086 bp.perm.info.packageName = tree.perm.info.packageName; 3087 bp.uid = tree.uid; 3088 if (added) { 3089 mSettings.mPermissions.put(info.name, bp); 3090 } 3091 if (changed) { 3092 if (!async) { 3093 mSettings.writeLPr(); 3094 } else { 3095 scheduleWriteSettingsLocked(); 3096 } 3097 } 3098 return added; 3099 } 3100 3101 @Override 3102 public boolean addPermission(PermissionInfo info) { 3103 synchronized (mPackages) { 3104 return addPermissionLocked(info, false); 3105 } 3106 } 3107 3108 @Override 3109 public boolean addPermissionAsync(PermissionInfo info) { 3110 synchronized (mPackages) { 3111 return addPermissionLocked(info, true); 3112 } 3113 } 3114 3115 @Override 3116 public void removePermission(String name) { 3117 synchronized (mPackages) { 3118 checkPermissionTreeLP(name); 3119 BasePermission bp = mSettings.mPermissions.get(name); 3120 if (bp != null) { 3121 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3122 throw new SecurityException( 3123 "Not allowed to modify non-dynamic permission " 3124 + name); 3125 } 3126 mSettings.mPermissions.remove(name); 3127 mSettings.writeLPr(); 3128 } 3129 } 3130 } 3131 3132 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3133 BasePermission bp) { 3134 int index = pkg.requestedPermissions.indexOf(bp.name); 3135 if (index == -1) { 3136 throw new SecurityException("Package " + pkg.packageName 3137 + " has not requested permission " + bp.name); 3138 } 3139 if (!bp.isRuntime()) { 3140 throw new SecurityException("Permission " + bp.name 3141 + " is not a changeable permission type"); 3142 } 3143 } 3144 3145 private static void enforceOnlySystemUpdatesPermissionPolicyFlags(int flagMask, int flagValues) { 3146 if (((flagMask & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0 3147 || (flagValues & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) 3148 && getCallingUid() != Process.SYSTEM_UID) { 3149 throw new SecurityException("Only the system can modify policy flags"); 3150 } 3151 } 3152 3153 @Override 3154 public void grantRuntimePermission(String packageName, String name, int userId) { 3155 if (!sUserManager.exists(userId)) { 3156 return; 3157 } 3158 3159 mContext.enforceCallingOrSelfPermission( 3160 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3161 "grantRuntimePermission"); 3162 3163 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3164 "grantRuntimePermission"); 3165 3166 boolean gidsChanged = false; 3167 final SettingBase sb; 3168 3169 synchronized (mPackages) { 3170 final PackageParser.Package pkg = mPackages.get(packageName); 3171 if (pkg == null) { 3172 throw new IllegalArgumentException("Unknown package: " + packageName); 3173 } 3174 3175 final BasePermission bp = mSettings.mPermissions.get(name); 3176 if (bp == null) { 3177 throw new IllegalArgumentException("Unknown permission: " + name); 3178 } 3179 3180 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3181 3182 sb = (SettingBase) pkg.mExtras; 3183 if (sb == null) { 3184 throw new IllegalArgumentException("Unknown package: " + packageName); 3185 } 3186 3187 final PermissionsState permissionsState = sb.getPermissionsState(); 3188 3189 final int result = permissionsState.grantRuntimePermission(bp, userId); 3190 switch (result) { 3191 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3192 return; 3193 } 3194 3195 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3196 gidsChanged = true; 3197 } 3198 break; 3199 } 3200 3201 // Not critical if that is lost - app has to request again. 3202 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3203 } 3204 3205 if (gidsChanged) { 3206 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3207 } 3208 } 3209 3210 @Override 3211 public void revokeRuntimePermission(String packageName, String name, int userId) { 3212 if (!sUserManager.exists(userId)) { 3213 return; 3214 } 3215 3216 mContext.enforceCallingOrSelfPermission( 3217 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3218 "revokeRuntimePermission"); 3219 3220 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3221 "revokeRuntimePermission"); 3222 3223 final SettingBase sb; 3224 3225 synchronized (mPackages) { 3226 final PackageParser.Package pkg = mPackages.get(packageName); 3227 if (pkg == null) { 3228 throw new IllegalArgumentException("Unknown package: " + packageName); 3229 } 3230 3231 final BasePermission bp = mSettings.mPermissions.get(name); 3232 if (bp == null) { 3233 throw new IllegalArgumentException("Unknown permission: " + name); 3234 } 3235 3236 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3237 3238 sb = (SettingBase) pkg.mExtras; 3239 if (sb == null) { 3240 throw new IllegalArgumentException("Unknown package: " + packageName); 3241 } 3242 3243 final PermissionsState permissionsState = sb.getPermissionsState(); 3244 3245 if (permissionsState.revokeRuntimePermission(bp, userId) == 3246 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3247 return; 3248 } 3249 3250 // Critical, after this call app should never have the permission. 3251 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3252 } 3253 3254 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3255 } 3256 3257 @Override 3258 public int getPermissionFlags(String name, String packageName, int userId) { 3259 if (!sUserManager.exists(userId)) { 3260 return 0; 3261 } 3262 3263 mContext.enforceCallingOrSelfPermission( 3264 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3265 "getPermissionFlags"); 3266 3267 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3268 "getPermissionFlags"); 3269 3270 synchronized (mPackages) { 3271 final PackageParser.Package pkg = mPackages.get(packageName); 3272 if (pkg == null) { 3273 throw new IllegalArgumentException("Unknown package: " + packageName); 3274 } 3275 3276 final BasePermission bp = mSettings.mPermissions.get(name); 3277 if (bp == null) { 3278 throw new IllegalArgumentException("Unknown permission: " + name); 3279 } 3280 3281 SettingBase sb = (SettingBase) pkg.mExtras; 3282 if (sb == null) { 3283 throw new IllegalArgumentException("Unknown package: " + packageName); 3284 } 3285 3286 PermissionsState permissionsState = sb.getPermissionsState(); 3287 return permissionsState.getPermissionFlags(name, userId); 3288 } 3289 } 3290 3291 @Override 3292 public void updatePermissionFlags(String name, String packageName, int flagMask, 3293 int flagValues, int userId) { 3294 if (!sUserManager.exists(userId)) { 3295 return; 3296 } 3297 3298 mContext.enforceCallingOrSelfPermission( 3299 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3300 "updatePermissionFlags"); 3301 3302 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3303 "updatePermissionFlags"); 3304 3305 enforceOnlySystemUpdatesPermissionPolicyFlags(flagMask, flagValues); 3306 3307 synchronized (mPackages) { 3308 final PackageParser.Package pkg = mPackages.get(packageName); 3309 if (pkg == null) { 3310 throw new IllegalArgumentException("Unknown package: " + packageName); 3311 } 3312 3313 final BasePermission bp = mSettings.mPermissions.get(name); 3314 if (bp == null) { 3315 throw new IllegalArgumentException("Unknown permission: " + name); 3316 } 3317 3318 SettingBase sb = (SettingBase) pkg.mExtras; 3319 if (sb == null) { 3320 throw new IllegalArgumentException("Unknown package: " + packageName); 3321 } 3322 3323 PermissionsState permissionsState = sb.getPermissionsState(); 3324 3325 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3326 // Install and runtime permissions are stored in different places, 3327 // so figure out what permission changed and persist the change. 3328 if (permissionsState.getInstallPermissionState(name) != null) { 3329 scheduleWriteSettingsLocked(); 3330 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3331 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3332 } 3333 } 3334 } 3335 } 3336 3337 @Override 3338 public boolean isProtectedBroadcast(String actionName) { 3339 synchronized (mPackages) { 3340 return mProtectedBroadcasts.contains(actionName); 3341 } 3342 } 3343 3344 @Override 3345 public int checkSignatures(String pkg1, String pkg2) { 3346 synchronized (mPackages) { 3347 final PackageParser.Package p1 = mPackages.get(pkg1); 3348 final PackageParser.Package p2 = mPackages.get(pkg2); 3349 if (p1 == null || p1.mExtras == null 3350 || p2 == null || p2.mExtras == null) { 3351 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3352 } 3353 return compareSignatures(p1.mSignatures, p2.mSignatures); 3354 } 3355 } 3356 3357 @Override 3358 public int checkUidSignatures(int uid1, int uid2) { 3359 // Map to base uids. 3360 uid1 = UserHandle.getAppId(uid1); 3361 uid2 = UserHandle.getAppId(uid2); 3362 // reader 3363 synchronized (mPackages) { 3364 Signature[] s1; 3365 Signature[] s2; 3366 Object obj = mSettings.getUserIdLPr(uid1); 3367 if (obj != null) { 3368 if (obj instanceof SharedUserSetting) { 3369 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3370 } else if (obj instanceof PackageSetting) { 3371 s1 = ((PackageSetting)obj).signatures.mSignatures; 3372 } else { 3373 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3374 } 3375 } else { 3376 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3377 } 3378 obj = mSettings.getUserIdLPr(uid2); 3379 if (obj != null) { 3380 if (obj instanceof SharedUserSetting) { 3381 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3382 } else if (obj instanceof PackageSetting) { 3383 s2 = ((PackageSetting)obj).signatures.mSignatures; 3384 } else { 3385 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3386 } 3387 } else { 3388 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3389 } 3390 return compareSignatures(s1, s2); 3391 } 3392 } 3393 3394 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3395 final long identity = Binder.clearCallingIdentity(); 3396 try { 3397 if (sb instanceof SharedUserSetting) { 3398 SharedUserSetting sus = (SharedUserSetting) sb; 3399 final int packageCount = sus.packages.size(); 3400 for (int i = 0; i < packageCount; i++) { 3401 PackageSetting susPs = sus.packages.valueAt(i); 3402 if (userId == UserHandle.USER_ALL) { 3403 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3404 } else { 3405 final int uid = UserHandle.getUid(userId, susPs.appId); 3406 killUid(uid, reason); 3407 } 3408 } 3409 } else if (sb instanceof PackageSetting) { 3410 PackageSetting ps = (PackageSetting) sb; 3411 if (userId == UserHandle.USER_ALL) { 3412 killApplication(ps.pkg.packageName, ps.appId, reason); 3413 } else { 3414 final int uid = UserHandle.getUid(userId, ps.appId); 3415 killUid(uid, reason); 3416 } 3417 } 3418 } finally { 3419 Binder.restoreCallingIdentity(identity); 3420 } 3421 } 3422 3423 private static void killUid(int uid, String reason) { 3424 IActivityManager am = ActivityManagerNative.getDefault(); 3425 if (am != null) { 3426 try { 3427 am.killUid(uid, reason); 3428 } catch (RemoteException e) { 3429 /* ignore - same process */ 3430 } 3431 } 3432 } 3433 3434 /** 3435 * Compares two sets of signatures. Returns: 3436 * <br /> 3437 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3438 * <br /> 3439 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3440 * <br /> 3441 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3442 * <br /> 3443 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3444 * <br /> 3445 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3446 */ 3447 static int compareSignatures(Signature[] s1, Signature[] s2) { 3448 if (s1 == null) { 3449 return s2 == null 3450 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3451 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3452 } 3453 3454 if (s2 == null) { 3455 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3456 } 3457 3458 if (s1.length != s2.length) { 3459 return PackageManager.SIGNATURE_NO_MATCH; 3460 } 3461 3462 // Since both signature sets are of size 1, we can compare without HashSets. 3463 if (s1.length == 1) { 3464 return s1[0].equals(s2[0]) ? 3465 PackageManager.SIGNATURE_MATCH : 3466 PackageManager.SIGNATURE_NO_MATCH; 3467 } 3468 3469 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3470 for (Signature sig : s1) { 3471 set1.add(sig); 3472 } 3473 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3474 for (Signature sig : s2) { 3475 set2.add(sig); 3476 } 3477 // Make sure s2 contains all signatures in s1. 3478 if (set1.equals(set2)) { 3479 return PackageManager.SIGNATURE_MATCH; 3480 } 3481 return PackageManager.SIGNATURE_NO_MATCH; 3482 } 3483 3484 /** 3485 * If the database version for this type of package (internal storage or 3486 * external storage) is less than the version where package signatures 3487 * were updated, return true. 3488 */ 3489 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3490 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3491 DatabaseVersion.SIGNATURE_END_ENTITY)) 3492 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3493 DatabaseVersion.SIGNATURE_END_ENTITY)); 3494 } 3495 3496 /** 3497 * Used for backward compatibility to make sure any packages with 3498 * certificate chains get upgraded to the new style. {@code existingSigs} 3499 * will be in the old format (since they were stored on disk from before the 3500 * system upgrade) and {@code scannedSigs} will be in the newer format. 3501 */ 3502 private int compareSignaturesCompat(PackageSignatures existingSigs, 3503 PackageParser.Package scannedPkg) { 3504 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3505 return PackageManager.SIGNATURE_NO_MATCH; 3506 } 3507 3508 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3509 for (Signature sig : existingSigs.mSignatures) { 3510 existingSet.add(sig); 3511 } 3512 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3513 for (Signature sig : scannedPkg.mSignatures) { 3514 try { 3515 Signature[] chainSignatures = sig.getChainSignatures(); 3516 for (Signature chainSig : chainSignatures) { 3517 scannedCompatSet.add(chainSig); 3518 } 3519 } catch (CertificateEncodingException e) { 3520 scannedCompatSet.add(sig); 3521 } 3522 } 3523 /* 3524 * Make sure the expanded scanned set contains all signatures in the 3525 * existing one. 3526 */ 3527 if (scannedCompatSet.equals(existingSet)) { 3528 // Migrate the old signatures to the new scheme. 3529 existingSigs.assignSignatures(scannedPkg.mSignatures); 3530 // The new KeySets will be re-added later in the scanning process. 3531 synchronized (mPackages) { 3532 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3533 } 3534 return PackageManager.SIGNATURE_MATCH; 3535 } 3536 return PackageManager.SIGNATURE_NO_MATCH; 3537 } 3538 3539 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3540 if (isExternal(scannedPkg)) { 3541 return mSettings.isExternalDatabaseVersionOlderThan( 3542 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3543 } else { 3544 return mSettings.isInternalDatabaseVersionOlderThan( 3545 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3546 } 3547 } 3548 3549 private int compareSignaturesRecover(PackageSignatures existingSigs, 3550 PackageParser.Package scannedPkg) { 3551 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3552 return PackageManager.SIGNATURE_NO_MATCH; 3553 } 3554 3555 String msg = null; 3556 try { 3557 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3558 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3559 + scannedPkg.packageName); 3560 return PackageManager.SIGNATURE_MATCH; 3561 } 3562 } catch (CertificateException e) { 3563 msg = e.getMessage(); 3564 } 3565 3566 logCriticalInfo(Log.INFO, 3567 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3568 return PackageManager.SIGNATURE_NO_MATCH; 3569 } 3570 3571 @Override 3572 public String[] getPackagesForUid(int uid) { 3573 uid = UserHandle.getAppId(uid); 3574 // reader 3575 synchronized (mPackages) { 3576 Object obj = mSettings.getUserIdLPr(uid); 3577 if (obj instanceof SharedUserSetting) { 3578 final SharedUserSetting sus = (SharedUserSetting) obj; 3579 final int N = sus.packages.size(); 3580 final String[] res = new String[N]; 3581 final Iterator<PackageSetting> it = sus.packages.iterator(); 3582 int i = 0; 3583 while (it.hasNext()) { 3584 res[i++] = it.next().name; 3585 } 3586 return res; 3587 } else if (obj instanceof PackageSetting) { 3588 final PackageSetting ps = (PackageSetting) obj; 3589 return new String[] { ps.name }; 3590 } 3591 } 3592 return null; 3593 } 3594 3595 @Override 3596 public String getNameForUid(int uid) { 3597 // reader 3598 synchronized (mPackages) { 3599 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3600 if (obj instanceof SharedUserSetting) { 3601 final SharedUserSetting sus = (SharedUserSetting) obj; 3602 return sus.name + ":" + sus.userId; 3603 } else if (obj instanceof PackageSetting) { 3604 final PackageSetting ps = (PackageSetting) obj; 3605 return ps.name; 3606 } 3607 } 3608 return null; 3609 } 3610 3611 @Override 3612 public int getUidForSharedUser(String sharedUserName) { 3613 if(sharedUserName == null) { 3614 return -1; 3615 } 3616 // reader 3617 synchronized (mPackages) { 3618 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3619 if (suid == null) { 3620 return -1; 3621 } 3622 return suid.userId; 3623 } 3624 } 3625 3626 @Override 3627 public int getFlagsForUid(int uid) { 3628 synchronized (mPackages) { 3629 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3630 if (obj instanceof SharedUserSetting) { 3631 final SharedUserSetting sus = (SharedUserSetting) obj; 3632 return sus.pkgFlags; 3633 } else if (obj instanceof PackageSetting) { 3634 final PackageSetting ps = (PackageSetting) obj; 3635 return ps.pkgFlags; 3636 } 3637 } 3638 return 0; 3639 } 3640 3641 @Override 3642 public int getPrivateFlagsForUid(int uid) { 3643 synchronized (mPackages) { 3644 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3645 if (obj instanceof SharedUserSetting) { 3646 final SharedUserSetting sus = (SharedUserSetting) obj; 3647 return sus.pkgPrivateFlags; 3648 } else if (obj instanceof PackageSetting) { 3649 final PackageSetting ps = (PackageSetting) obj; 3650 return ps.pkgPrivateFlags; 3651 } 3652 } 3653 return 0; 3654 } 3655 3656 @Override 3657 public boolean isUidPrivileged(int uid) { 3658 uid = UserHandle.getAppId(uid); 3659 // reader 3660 synchronized (mPackages) { 3661 Object obj = mSettings.getUserIdLPr(uid); 3662 if (obj instanceof SharedUserSetting) { 3663 final SharedUserSetting sus = (SharedUserSetting) obj; 3664 final Iterator<PackageSetting> it = sus.packages.iterator(); 3665 while (it.hasNext()) { 3666 if (it.next().isPrivileged()) { 3667 return true; 3668 } 3669 } 3670 } else if (obj instanceof PackageSetting) { 3671 final PackageSetting ps = (PackageSetting) obj; 3672 return ps.isPrivileged(); 3673 } 3674 } 3675 return false; 3676 } 3677 3678 @Override 3679 public String[] getAppOpPermissionPackages(String permissionName) { 3680 synchronized (mPackages) { 3681 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3682 if (pkgs == null) { 3683 return null; 3684 } 3685 return pkgs.toArray(new String[pkgs.size()]); 3686 } 3687 } 3688 3689 @Override 3690 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3691 int flags, int userId) { 3692 if (!sUserManager.exists(userId)) return null; 3693 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3694 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3695 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3696 } 3697 3698 @Override 3699 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3700 IntentFilter filter, int match, ComponentName activity) { 3701 final int userId = UserHandle.getCallingUserId(); 3702 if (DEBUG_PREFERRED) { 3703 Log.v(TAG, "setLastChosenActivity intent=" + intent 3704 + " resolvedType=" + resolvedType 3705 + " flags=" + flags 3706 + " filter=" + filter 3707 + " match=" + match 3708 + " activity=" + activity); 3709 filter.dump(new PrintStreamPrinter(System.out), " "); 3710 } 3711 intent.setComponent(null); 3712 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3713 // Find any earlier preferred or last chosen entries and nuke them 3714 findPreferredActivity(intent, resolvedType, 3715 flags, query, 0, false, true, false, userId); 3716 // Add the new activity as the last chosen for this filter 3717 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3718 "Setting last chosen"); 3719 } 3720 3721 @Override 3722 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3723 final int userId = UserHandle.getCallingUserId(); 3724 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3725 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3726 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3727 false, false, false, userId); 3728 } 3729 3730 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3731 int flags, List<ResolveInfo> query, int userId) { 3732 if (query != null) { 3733 final int N = query.size(); 3734 if (N == 1) { 3735 return query.get(0); 3736 } else if (N > 1) { 3737 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3738 // If there is more than one activity with the same priority, 3739 // then let the user decide between them. 3740 ResolveInfo r0 = query.get(0); 3741 ResolveInfo r1 = query.get(1); 3742 if (DEBUG_INTENT_MATCHING || debug) { 3743 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3744 + r1.activityInfo.name + "=" + r1.priority); 3745 } 3746 // If the first activity has a higher priority, or a different 3747 // default, then it is always desireable to pick it. 3748 if (r0.priority != r1.priority 3749 || r0.preferredOrder != r1.preferredOrder 3750 || r0.isDefault != r1.isDefault) { 3751 return query.get(0); 3752 } 3753 // If we have saved a preference for a preferred activity for 3754 // this Intent, use that. 3755 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3756 flags, query, r0.priority, true, false, debug, userId); 3757 if (ri != null) { 3758 return ri; 3759 } 3760 if (userId != 0) { 3761 ri = new ResolveInfo(mResolveInfo); 3762 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3763 ri.activityInfo.applicationInfo = new ApplicationInfo( 3764 ri.activityInfo.applicationInfo); 3765 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3766 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3767 return ri; 3768 } 3769 return mResolveInfo; 3770 } 3771 } 3772 return null; 3773 } 3774 3775 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3776 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3777 final int N = query.size(); 3778 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3779 .get(userId); 3780 // Get the list of persistent preferred activities that handle the intent 3781 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3782 List<PersistentPreferredActivity> pprefs = ppir != null 3783 ? ppir.queryIntent(intent, resolvedType, 3784 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3785 : null; 3786 if (pprefs != null && pprefs.size() > 0) { 3787 final int M = pprefs.size(); 3788 for (int i=0; i<M; i++) { 3789 final PersistentPreferredActivity ppa = pprefs.get(i); 3790 if (DEBUG_PREFERRED || debug) { 3791 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3792 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3793 + "\n component=" + ppa.mComponent); 3794 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3795 } 3796 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3797 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3798 if (DEBUG_PREFERRED || debug) { 3799 Slog.v(TAG, "Found persistent preferred activity:"); 3800 if (ai != null) { 3801 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3802 } else { 3803 Slog.v(TAG, " null"); 3804 } 3805 } 3806 if (ai == null) { 3807 // This previously registered persistent preferred activity 3808 // component is no longer known. Ignore it and do NOT remove it. 3809 continue; 3810 } 3811 for (int j=0; j<N; j++) { 3812 final ResolveInfo ri = query.get(j); 3813 if (!ri.activityInfo.applicationInfo.packageName 3814 .equals(ai.applicationInfo.packageName)) { 3815 continue; 3816 } 3817 if (!ri.activityInfo.name.equals(ai.name)) { 3818 continue; 3819 } 3820 // Found a persistent preference that can handle the intent. 3821 if (DEBUG_PREFERRED || debug) { 3822 Slog.v(TAG, "Returning persistent preferred activity: " + 3823 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3824 } 3825 return ri; 3826 } 3827 } 3828 } 3829 return null; 3830 } 3831 3832 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3833 List<ResolveInfo> query, int priority, boolean always, 3834 boolean removeMatches, boolean debug, int userId) { 3835 if (!sUserManager.exists(userId)) return null; 3836 // writer 3837 synchronized (mPackages) { 3838 if (intent.getSelector() != null) { 3839 intent = intent.getSelector(); 3840 } 3841 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3842 3843 // Try to find a matching persistent preferred activity. 3844 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3845 debug, userId); 3846 3847 // If a persistent preferred activity matched, use it. 3848 if (pri != null) { 3849 return pri; 3850 } 3851 3852 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3853 // Get the list of preferred activities that handle the intent 3854 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3855 List<PreferredActivity> prefs = pir != null 3856 ? pir.queryIntent(intent, resolvedType, 3857 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3858 : null; 3859 if (prefs != null && prefs.size() > 0) { 3860 boolean changed = false; 3861 try { 3862 // First figure out how good the original match set is. 3863 // We will only allow preferred activities that came 3864 // from the same match quality. 3865 int match = 0; 3866 3867 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3868 3869 final int N = query.size(); 3870 for (int j=0; j<N; j++) { 3871 final ResolveInfo ri = query.get(j); 3872 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3873 + ": 0x" + Integer.toHexString(match)); 3874 if (ri.match > match) { 3875 match = ri.match; 3876 } 3877 } 3878 3879 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3880 + Integer.toHexString(match)); 3881 3882 match &= IntentFilter.MATCH_CATEGORY_MASK; 3883 final int M = prefs.size(); 3884 for (int i=0; i<M; i++) { 3885 final PreferredActivity pa = prefs.get(i); 3886 if (DEBUG_PREFERRED || debug) { 3887 Slog.v(TAG, "Checking PreferredActivity ds=" 3888 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3889 + "\n component=" + pa.mPref.mComponent); 3890 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3891 } 3892 if (pa.mPref.mMatch != match) { 3893 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3894 + Integer.toHexString(pa.mPref.mMatch)); 3895 continue; 3896 } 3897 // If it's not an "always" type preferred activity and that's what we're 3898 // looking for, skip it. 3899 if (always && !pa.mPref.mAlways) { 3900 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3901 continue; 3902 } 3903 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3904 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3905 if (DEBUG_PREFERRED || debug) { 3906 Slog.v(TAG, "Found preferred activity:"); 3907 if (ai != null) { 3908 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3909 } else { 3910 Slog.v(TAG, " null"); 3911 } 3912 } 3913 if (ai == null) { 3914 // This previously registered preferred activity 3915 // component is no longer known. Most likely an update 3916 // to the app was installed and in the new version this 3917 // component no longer exists. Clean it up by removing 3918 // it from the preferred activities list, and skip it. 3919 Slog.w(TAG, "Removing dangling preferred activity: " 3920 + pa.mPref.mComponent); 3921 pir.removeFilter(pa); 3922 changed = true; 3923 continue; 3924 } 3925 for (int j=0; j<N; j++) { 3926 final ResolveInfo ri = query.get(j); 3927 if (!ri.activityInfo.applicationInfo.packageName 3928 .equals(ai.applicationInfo.packageName)) { 3929 continue; 3930 } 3931 if (!ri.activityInfo.name.equals(ai.name)) { 3932 continue; 3933 } 3934 3935 if (removeMatches) { 3936 pir.removeFilter(pa); 3937 changed = true; 3938 if (DEBUG_PREFERRED) { 3939 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3940 } 3941 break; 3942 } 3943 3944 // Okay we found a previously set preferred or last chosen app. 3945 // If the result set is different from when this 3946 // was created, we need to clear it and re-ask the 3947 // user their preference, if we're looking for an "always" type entry. 3948 if (always && !pa.mPref.sameSet(query)) { 3949 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3950 + intent + " type " + resolvedType); 3951 if (DEBUG_PREFERRED) { 3952 Slog.v(TAG, "Removing preferred activity since set changed " 3953 + pa.mPref.mComponent); 3954 } 3955 pir.removeFilter(pa); 3956 // Re-add the filter as a "last chosen" entry (!always) 3957 PreferredActivity lastChosen = new PreferredActivity( 3958 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3959 pir.addFilter(lastChosen); 3960 changed = true; 3961 return null; 3962 } 3963 3964 // Yay! Either the set matched or we're looking for the last chosen 3965 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3966 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3967 return ri; 3968 } 3969 } 3970 } finally { 3971 if (changed) { 3972 if (DEBUG_PREFERRED) { 3973 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3974 } 3975 scheduleWritePackageRestrictionsLocked(userId); 3976 } 3977 } 3978 } 3979 } 3980 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3981 return null; 3982 } 3983 3984 /* 3985 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3986 */ 3987 @Override 3988 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3989 int targetUserId) { 3990 mContext.enforceCallingOrSelfPermission( 3991 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3992 List<CrossProfileIntentFilter> matches = 3993 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3994 if (matches != null) { 3995 int size = matches.size(); 3996 for (int i = 0; i < size; i++) { 3997 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3998 } 3999 } 4000 return false; 4001 } 4002 4003 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4004 String resolvedType, int userId) { 4005 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4006 if (resolver != null) { 4007 return resolver.queryIntent(intent, resolvedType, false, userId); 4008 } 4009 return null; 4010 } 4011 4012 @Override 4013 public List<ResolveInfo> queryIntentActivities(Intent intent, 4014 String resolvedType, int flags, int userId) { 4015 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4016 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4017 ComponentName comp = intent.getComponent(); 4018 if (comp == null) { 4019 if (intent.getSelector() != null) { 4020 intent = intent.getSelector(); 4021 comp = intent.getComponent(); 4022 } 4023 } 4024 4025 if (comp != null) { 4026 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4027 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4028 if (ai != null) { 4029 final ResolveInfo ri = new ResolveInfo(); 4030 ri.activityInfo = ai; 4031 list.add(ri); 4032 } 4033 return list; 4034 } 4035 4036 // reader 4037 synchronized (mPackages) { 4038 final String pkgName = intent.getPackage(); 4039 if (pkgName == null) { 4040 List<CrossProfileIntentFilter> matchingFilters = 4041 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4042 // Check for results that need to skip the current profile. 4043 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4044 resolvedType, flags, userId); 4045 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4046 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4047 result.add(resolveInfo); 4048 return filterIfNotPrimaryUser(result, userId); 4049 } 4050 4051 // Check for results in the current profile. 4052 List<ResolveInfo> result = mActivities.queryIntent( 4053 intent, resolvedType, flags, userId); 4054 4055 // Check for cross profile results. 4056 resolveInfo = queryCrossProfileIntents( 4057 matchingFilters, intent, resolvedType, flags, userId); 4058 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4059 result.add(resolveInfo); 4060 Collections.sort(result, mResolvePrioritySorter); 4061 } 4062 result = filterIfNotPrimaryUser(result, userId); 4063 if (result.size() > 1 && hasWebURI(intent)) { 4064 return filterCandidatesWithDomainPreferedActivitiesLPr(flags, result); 4065 } 4066 return result; 4067 } 4068 final PackageParser.Package pkg = mPackages.get(pkgName); 4069 if (pkg != null) { 4070 return filterIfNotPrimaryUser( 4071 mActivities.queryIntentForPackage( 4072 intent, resolvedType, flags, pkg.activities, userId), 4073 userId); 4074 } 4075 return new ArrayList<ResolveInfo>(); 4076 } 4077 } 4078 4079 private boolean isUserEnabled(int userId) { 4080 long callingId = Binder.clearCallingIdentity(); 4081 try { 4082 UserInfo userInfo = sUserManager.getUserInfo(userId); 4083 return userInfo != null && userInfo.isEnabled(); 4084 } finally { 4085 Binder.restoreCallingIdentity(callingId); 4086 } 4087 } 4088 4089 /** 4090 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4091 * 4092 * @return filtered list 4093 */ 4094 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4095 if (userId == UserHandle.USER_OWNER) { 4096 return resolveInfos; 4097 } 4098 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4099 ResolveInfo info = resolveInfos.get(i); 4100 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4101 resolveInfos.remove(i); 4102 } 4103 } 4104 return resolveInfos; 4105 } 4106 4107 private static boolean hasWebURI(Intent intent) { 4108 if (intent.getData() == null) { 4109 return false; 4110 } 4111 final String scheme = intent.getScheme(); 4112 if (TextUtils.isEmpty(scheme)) { 4113 return false; 4114 } 4115 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4116 } 4117 4118 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4119 int flags, List<ResolveInfo> candidates) { 4120 if (DEBUG_PREFERRED) { 4121 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4122 candidates.size()); 4123 } 4124 4125 final int userId = UserHandle.getCallingUserId(); 4126 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4127 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4128 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4129 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4130 4131 synchronized (mPackages) { 4132 final int count = candidates.size(); 4133 // First, try to use the domain prefered App. Partition the candidates into four lists: 4134 // one for the final results, one for the "do not use ever", one for "undefined status" 4135 // and finally one for "Browser App type". 4136 for (int n=0; n<count; n++) { 4137 ResolveInfo info = candidates.get(n); 4138 String packageName = info.activityInfo.packageName; 4139 PackageSetting ps = mSettings.mPackages.get(packageName); 4140 if (ps != null) { 4141 // Add to the special match all list (Browser use case) 4142 if (info.handleAllWebDataURI) { 4143 matchAllList.add(info); 4144 continue; 4145 } 4146 // Try to get the status from User settings first 4147 int status = getDomainVerificationStatusLPr(ps, userId); 4148 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4149 result.add(info); 4150 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4151 neverList.add(info); 4152 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4153 undefinedList.add(info); 4154 } 4155 } 4156 } 4157 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4158 result.addAll(undefinedList); 4159 // If there is nothing selected, add all candidates and remove the ones that the User 4160 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4161 // also remove Browser Apps ones. 4162 // If there is still none after this pass, add all Browser Apps and 4163 // let the User decide with the Disambiguation dialog if there are several ones. 4164 if (result.size() == 0) { 4165 result.addAll(candidates); 4166 } 4167 result.removeAll(neverList); 4168 result.removeAll(matchAllList); 4169 if (result.size() == 0) { 4170 if ((flags & MATCH_ALL) != 0) { 4171 result.addAll(matchAllList); 4172 } else { 4173 // Try to add the Default Browser if we can 4174 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4175 UserHandle.myUserId()); 4176 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4177 boolean defaultBrowserFound = false; 4178 final int browserCount = matchAllList.size(); 4179 for (int n=0; n<browserCount; n++) { 4180 ResolveInfo browser = matchAllList.get(n); 4181 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4182 result.add(browser); 4183 defaultBrowserFound = true; 4184 break; 4185 } 4186 } 4187 if (!defaultBrowserFound) { 4188 result.addAll(matchAllList); 4189 } 4190 } else { 4191 result.addAll(matchAllList); 4192 } 4193 } 4194 } 4195 } 4196 if (DEBUG_PREFERRED) { 4197 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4198 result.size()); 4199 } 4200 return result; 4201 } 4202 4203 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4204 int status = ps.getDomainVerificationStatusForUser(userId); 4205 // if none available, get the master status 4206 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4207 if (ps.getIntentFilterVerificationInfo() != null) { 4208 status = ps.getIntentFilterVerificationInfo().getStatus(); 4209 } 4210 } 4211 return status; 4212 } 4213 4214 private ResolveInfo querySkipCurrentProfileIntents( 4215 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4216 int flags, int sourceUserId) { 4217 if (matchingFilters != null) { 4218 int size = matchingFilters.size(); 4219 for (int i = 0; i < size; i ++) { 4220 CrossProfileIntentFilter filter = matchingFilters.get(i); 4221 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4222 // Checking if there are activities in the target user that can handle the 4223 // intent. 4224 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4225 flags, sourceUserId); 4226 if (resolveInfo != null) { 4227 return resolveInfo; 4228 } 4229 } 4230 } 4231 } 4232 return null; 4233 } 4234 4235 // Return matching ResolveInfo if any for skip current profile intent filters. 4236 private ResolveInfo queryCrossProfileIntents( 4237 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4238 int flags, int sourceUserId) { 4239 if (matchingFilters != null) { 4240 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4241 // match the same intent. For performance reasons, it is better not to 4242 // run queryIntent twice for the same userId 4243 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4244 int size = matchingFilters.size(); 4245 for (int i = 0; i < size; i++) { 4246 CrossProfileIntentFilter filter = matchingFilters.get(i); 4247 int targetUserId = filter.getTargetUserId(); 4248 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4249 && !alreadyTriedUserIds.get(targetUserId)) { 4250 // Checking if there are activities in the target user that can handle the 4251 // intent. 4252 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4253 flags, sourceUserId); 4254 if (resolveInfo != null) return resolveInfo; 4255 alreadyTriedUserIds.put(targetUserId, true); 4256 } 4257 } 4258 } 4259 return null; 4260 } 4261 4262 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4263 String resolvedType, int flags, int sourceUserId) { 4264 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4265 resolvedType, flags, filter.getTargetUserId()); 4266 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4267 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4268 } 4269 return null; 4270 } 4271 4272 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4273 int sourceUserId, int targetUserId) { 4274 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4275 String className; 4276 if (targetUserId == UserHandle.USER_OWNER) { 4277 className = FORWARD_INTENT_TO_USER_OWNER; 4278 } else { 4279 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4280 } 4281 ComponentName forwardingActivityComponentName = new ComponentName( 4282 mAndroidApplication.packageName, className); 4283 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4284 sourceUserId); 4285 if (targetUserId == UserHandle.USER_OWNER) { 4286 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4287 forwardingResolveInfo.noResourceId = true; 4288 } 4289 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4290 forwardingResolveInfo.priority = 0; 4291 forwardingResolveInfo.preferredOrder = 0; 4292 forwardingResolveInfo.match = 0; 4293 forwardingResolveInfo.isDefault = true; 4294 forwardingResolveInfo.filter = filter; 4295 forwardingResolveInfo.targetUserId = targetUserId; 4296 return forwardingResolveInfo; 4297 } 4298 4299 @Override 4300 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4301 Intent[] specifics, String[] specificTypes, Intent intent, 4302 String resolvedType, int flags, int userId) { 4303 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4304 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4305 false, "query intent activity options"); 4306 final String resultsAction = intent.getAction(); 4307 4308 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4309 | PackageManager.GET_RESOLVED_FILTER, userId); 4310 4311 if (DEBUG_INTENT_MATCHING) { 4312 Log.v(TAG, "Query " + intent + ": " + results); 4313 } 4314 4315 int specificsPos = 0; 4316 int N; 4317 4318 // todo: note that the algorithm used here is O(N^2). This 4319 // isn't a problem in our current environment, but if we start running 4320 // into situations where we have more than 5 or 10 matches then this 4321 // should probably be changed to something smarter... 4322 4323 // First we go through and resolve each of the specific items 4324 // that were supplied, taking care of removing any corresponding 4325 // duplicate items in the generic resolve list. 4326 if (specifics != null) { 4327 for (int i=0; i<specifics.length; i++) { 4328 final Intent sintent = specifics[i]; 4329 if (sintent == null) { 4330 continue; 4331 } 4332 4333 if (DEBUG_INTENT_MATCHING) { 4334 Log.v(TAG, "Specific #" + i + ": " + sintent); 4335 } 4336 4337 String action = sintent.getAction(); 4338 if (resultsAction != null && resultsAction.equals(action)) { 4339 // If this action was explicitly requested, then don't 4340 // remove things that have it. 4341 action = null; 4342 } 4343 4344 ResolveInfo ri = null; 4345 ActivityInfo ai = null; 4346 4347 ComponentName comp = sintent.getComponent(); 4348 if (comp == null) { 4349 ri = resolveIntent( 4350 sintent, 4351 specificTypes != null ? specificTypes[i] : null, 4352 flags, userId); 4353 if (ri == null) { 4354 continue; 4355 } 4356 if (ri == mResolveInfo) { 4357 // ACK! Must do something better with this. 4358 } 4359 ai = ri.activityInfo; 4360 comp = new ComponentName(ai.applicationInfo.packageName, 4361 ai.name); 4362 } else { 4363 ai = getActivityInfo(comp, flags, userId); 4364 if (ai == null) { 4365 continue; 4366 } 4367 } 4368 4369 // Look for any generic query activities that are duplicates 4370 // of this specific one, and remove them from the results. 4371 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4372 N = results.size(); 4373 int j; 4374 for (j=specificsPos; j<N; j++) { 4375 ResolveInfo sri = results.get(j); 4376 if ((sri.activityInfo.name.equals(comp.getClassName()) 4377 && sri.activityInfo.applicationInfo.packageName.equals( 4378 comp.getPackageName())) 4379 || (action != null && sri.filter.matchAction(action))) { 4380 results.remove(j); 4381 if (DEBUG_INTENT_MATCHING) Log.v( 4382 TAG, "Removing duplicate item from " + j 4383 + " due to specific " + specificsPos); 4384 if (ri == null) { 4385 ri = sri; 4386 } 4387 j--; 4388 N--; 4389 } 4390 } 4391 4392 // Add this specific item to its proper place. 4393 if (ri == null) { 4394 ri = new ResolveInfo(); 4395 ri.activityInfo = ai; 4396 } 4397 results.add(specificsPos, ri); 4398 ri.specificIndex = i; 4399 specificsPos++; 4400 } 4401 } 4402 4403 // Now we go through the remaining generic results and remove any 4404 // duplicate actions that are found here. 4405 N = results.size(); 4406 for (int i=specificsPos; i<N-1; i++) { 4407 final ResolveInfo rii = results.get(i); 4408 if (rii.filter == null) { 4409 continue; 4410 } 4411 4412 // Iterate over all of the actions of this result's intent 4413 // filter... typically this should be just one. 4414 final Iterator<String> it = rii.filter.actionsIterator(); 4415 if (it == null) { 4416 continue; 4417 } 4418 while (it.hasNext()) { 4419 final String action = it.next(); 4420 if (resultsAction != null && resultsAction.equals(action)) { 4421 // If this action was explicitly requested, then don't 4422 // remove things that have it. 4423 continue; 4424 } 4425 for (int j=i+1; j<N; j++) { 4426 final ResolveInfo rij = results.get(j); 4427 if (rij.filter != null && rij.filter.hasAction(action)) { 4428 results.remove(j); 4429 if (DEBUG_INTENT_MATCHING) Log.v( 4430 TAG, "Removing duplicate item from " + j 4431 + " due to action " + action + " at " + i); 4432 j--; 4433 N--; 4434 } 4435 } 4436 } 4437 4438 // If the caller didn't request filter information, drop it now 4439 // so we don't have to marshall/unmarshall it. 4440 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4441 rii.filter = null; 4442 } 4443 } 4444 4445 // Filter out the caller activity if so requested. 4446 if (caller != null) { 4447 N = results.size(); 4448 for (int i=0; i<N; i++) { 4449 ActivityInfo ainfo = results.get(i).activityInfo; 4450 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4451 && caller.getClassName().equals(ainfo.name)) { 4452 results.remove(i); 4453 break; 4454 } 4455 } 4456 } 4457 4458 // If the caller didn't request filter information, 4459 // drop them now so we don't have to 4460 // marshall/unmarshall it. 4461 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4462 N = results.size(); 4463 for (int i=0; i<N; i++) { 4464 results.get(i).filter = null; 4465 } 4466 } 4467 4468 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4469 return results; 4470 } 4471 4472 @Override 4473 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4474 int userId) { 4475 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4476 ComponentName comp = intent.getComponent(); 4477 if (comp == null) { 4478 if (intent.getSelector() != null) { 4479 intent = intent.getSelector(); 4480 comp = intent.getComponent(); 4481 } 4482 } 4483 if (comp != null) { 4484 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4485 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4486 if (ai != null) { 4487 ResolveInfo ri = new ResolveInfo(); 4488 ri.activityInfo = ai; 4489 list.add(ri); 4490 } 4491 return list; 4492 } 4493 4494 // reader 4495 synchronized (mPackages) { 4496 String pkgName = intent.getPackage(); 4497 if (pkgName == null) { 4498 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4499 } 4500 final PackageParser.Package pkg = mPackages.get(pkgName); 4501 if (pkg != null) { 4502 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4503 userId); 4504 } 4505 return null; 4506 } 4507 } 4508 4509 @Override 4510 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4511 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4512 if (!sUserManager.exists(userId)) return null; 4513 if (query != null) { 4514 if (query.size() >= 1) { 4515 // If there is more than one service with the same priority, 4516 // just arbitrarily pick the first one. 4517 return query.get(0); 4518 } 4519 } 4520 return null; 4521 } 4522 4523 @Override 4524 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4525 int userId) { 4526 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4527 ComponentName comp = intent.getComponent(); 4528 if (comp == null) { 4529 if (intent.getSelector() != null) { 4530 intent = intent.getSelector(); 4531 comp = intent.getComponent(); 4532 } 4533 } 4534 if (comp != null) { 4535 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4536 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4537 if (si != null) { 4538 final ResolveInfo ri = new ResolveInfo(); 4539 ri.serviceInfo = si; 4540 list.add(ri); 4541 } 4542 return list; 4543 } 4544 4545 // reader 4546 synchronized (mPackages) { 4547 String pkgName = intent.getPackage(); 4548 if (pkgName == null) { 4549 return mServices.queryIntent(intent, resolvedType, flags, userId); 4550 } 4551 final PackageParser.Package pkg = mPackages.get(pkgName); 4552 if (pkg != null) { 4553 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4554 userId); 4555 } 4556 return null; 4557 } 4558 } 4559 4560 @Override 4561 public List<ResolveInfo> queryIntentContentProviders( 4562 Intent intent, String resolvedType, int flags, int userId) { 4563 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4564 ComponentName comp = intent.getComponent(); 4565 if (comp == null) { 4566 if (intent.getSelector() != null) { 4567 intent = intent.getSelector(); 4568 comp = intent.getComponent(); 4569 } 4570 } 4571 if (comp != null) { 4572 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4573 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4574 if (pi != null) { 4575 final ResolveInfo ri = new ResolveInfo(); 4576 ri.providerInfo = pi; 4577 list.add(ri); 4578 } 4579 return list; 4580 } 4581 4582 // reader 4583 synchronized (mPackages) { 4584 String pkgName = intent.getPackage(); 4585 if (pkgName == null) { 4586 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4587 } 4588 final PackageParser.Package pkg = mPackages.get(pkgName); 4589 if (pkg != null) { 4590 return mProviders.queryIntentForPackage( 4591 intent, resolvedType, flags, pkg.providers, userId); 4592 } 4593 return null; 4594 } 4595 } 4596 4597 @Override 4598 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4599 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4600 4601 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4602 4603 // writer 4604 synchronized (mPackages) { 4605 ArrayList<PackageInfo> list; 4606 if (listUninstalled) { 4607 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4608 for (PackageSetting ps : mSettings.mPackages.values()) { 4609 PackageInfo pi; 4610 if (ps.pkg != null) { 4611 pi = generatePackageInfo(ps.pkg, flags, userId); 4612 } else { 4613 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4614 } 4615 if (pi != null) { 4616 list.add(pi); 4617 } 4618 } 4619 } else { 4620 list = new ArrayList<PackageInfo>(mPackages.size()); 4621 for (PackageParser.Package p : mPackages.values()) { 4622 PackageInfo pi = generatePackageInfo(p, flags, userId); 4623 if (pi != null) { 4624 list.add(pi); 4625 } 4626 } 4627 } 4628 4629 return new ParceledListSlice<PackageInfo>(list); 4630 } 4631 } 4632 4633 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4634 String[] permissions, boolean[] tmp, int flags, int userId) { 4635 int numMatch = 0; 4636 final PermissionsState permissionsState = ps.getPermissionsState(); 4637 for (int i=0; i<permissions.length; i++) { 4638 final String permission = permissions[i]; 4639 if (permissionsState.hasPermission(permission, userId)) { 4640 tmp[i] = true; 4641 numMatch++; 4642 } else { 4643 tmp[i] = false; 4644 } 4645 } 4646 if (numMatch == 0) { 4647 return; 4648 } 4649 PackageInfo pi; 4650 if (ps.pkg != null) { 4651 pi = generatePackageInfo(ps.pkg, flags, userId); 4652 } else { 4653 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4654 } 4655 // The above might return null in cases of uninstalled apps or install-state 4656 // skew across users/profiles. 4657 if (pi != null) { 4658 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4659 if (numMatch == permissions.length) { 4660 pi.requestedPermissions = permissions; 4661 } else { 4662 pi.requestedPermissions = new String[numMatch]; 4663 numMatch = 0; 4664 for (int i=0; i<permissions.length; i++) { 4665 if (tmp[i]) { 4666 pi.requestedPermissions[numMatch] = permissions[i]; 4667 numMatch++; 4668 } 4669 } 4670 } 4671 } 4672 list.add(pi); 4673 } 4674 } 4675 4676 @Override 4677 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4678 String[] permissions, int flags, int userId) { 4679 if (!sUserManager.exists(userId)) return null; 4680 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4681 4682 // writer 4683 synchronized (mPackages) { 4684 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4685 boolean[] tmpBools = new boolean[permissions.length]; 4686 if (listUninstalled) { 4687 for (PackageSetting ps : mSettings.mPackages.values()) { 4688 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4689 } 4690 } else { 4691 for (PackageParser.Package pkg : mPackages.values()) { 4692 PackageSetting ps = (PackageSetting)pkg.mExtras; 4693 if (ps != null) { 4694 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4695 userId); 4696 } 4697 } 4698 } 4699 4700 return new ParceledListSlice<PackageInfo>(list); 4701 } 4702 } 4703 4704 @Override 4705 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4706 if (!sUserManager.exists(userId)) return null; 4707 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4708 4709 // writer 4710 synchronized (mPackages) { 4711 ArrayList<ApplicationInfo> list; 4712 if (listUninstalled) { 4713 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4714 for (PackageSetting ps : mSettings.mPackages.values()) { 4715 ApplicationInfo ai; 4716 if (ps.pkg != null) { 4717 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4718 ps.readUserState(userId), userId); 4719 } else { 4720 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4721 } 4722 if (ai != null) { 4723 list.add(ai); 4724 } 4725 } 4726 } else { 4727 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4728 for (PackageParser.Package p : mPackages.values()) { 4729 if (p.mExtras != null) { 4730 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4731 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4732 if (ai != null) { 4733 list.add(ai); 4734 } 4735 } 4736 } 4737 } 4738 4739 return new ParceledListSlice<ApplicationInfo>(list); 4740 } 4741 } 4742 4743 public List<ApplicationInfo> getPersistentApplications(int flags) { 4744 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4745 4746 // reader 4747 synchronized (mPackages) { 4748 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4749 final int userId = UserHandle.getCallingUserId(); 4750 while (i.hasNext()) { 4751 final PackageParser.Package p = i.next(); 4752 if (p.applicationInfo != null 4753 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4754 && (!mSafeMode || isSystemApp(p))) { 4755 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4756 if (ps != null) { 4757 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4758 ps.readUserState(userId), userId); 4759 if (ai != null) { 4760 finalList.add(ai); 4761 } 4762 } 4763 } 4764 } 4765 } 4766 4767 return finalList; 4768 } 4769 4770 @Override 4771 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4772 if (!sUserManager.exists(userId)) return null; 4773 // reader 4774 synchronized (mPackages) { 4775 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4776 PackageSetting ps = provider != null 4777 ? mSettings.mPackages.get(provider.owner.packageName) 4778 : null; 4779 return ps != null 4780 && mSettings.isEnabledLPr(provider.info, flags, userId) 4781 && (!mSafeMode || (provider.info.applicationInfo.flags 4782 &ApplicationInfo.FLAG_SYSTEM) != 0) 4783 ? PackageParser.generateProviderInfo(provider, flags, 4784 ps.readUserState(userId), userId) 4785 : null; 4786 } 4787 } 4788 4789 /** 4790 * @deprecated 4791 */ 4792 @Deprecated 4793 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4794 // reader 4795 synchronized (mPackages) { 4796 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4797 .entrySet().iterator(); 4798 final int userId = UserHandle.getCallingUserId(); 4799 while (i.hasNext()) { 4800 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4801 PackageParser.Provider p = entry.getValue(); 4802 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4803 4804 if (ps != null && p.syncable 4805 && (!mSafeMode || (p.info.applicationInfo.flags 4806 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4807 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4808 ps.readUserState(userId), userId); 4809 if (info != null) { 4810 outNames.add(entry.getKey()); 4811 outInfo.add(info); 4812 } 4813 } 4814 } 4815 } 4816 } 4817 4818 @Override 4819 public List<ProviderInfo> queryContentProviders(String processName, 4820 int uid, int flags) { 4821 ArrayList<ProviderInfo> finalList = null; 4822 // reader 4823 synchronized (mPackages) { 4824 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4825 final int userId = processName != null ? 4826 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4827 while (i.hasNext()) { 4828 final PackageParser.Provider p = i.next(); 4829 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4830 if (ps != null && p.info.authority != null 4831 && (processName == null 4832 || (p.info.processName.equals(processName) 4833 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4834 && mSettings.isEnabledLPr(p.info, flags, userId) 4835 && (!mSafeMode 4836 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4837 if (finalList == null) { 4838 finalList = new ArrayList<ProviderInfo>(3); 4839 } 4840 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4841 ps.readUserState(userId), userId); 4842 if (info != null) { 4843 finalList.add(info); 4844 } 4845 } 4846 } 4847 } 4848 4849 if (finalList != null) { 4850 Collections.sort(finalList, mProviderInitOrderSorter); 4851 } 4852 4853 return finalList; 4854 } 4855 4856 @Override 4857 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4858 int flags) { 4859 // reader 4860 synchronized (mPackages) { 4861 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4862 return PackageParser.generateInstrumentationInfo(i, flags); 4863 } 4864 } 4865 4866 @Override 4867 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4868 int flags) { 4869 ArrayList<InstrumentationInfo> finalList = 4870 new ArrayList<InstrumentationInfo>(); 4871 4872 // reader 4873 synchronized (mPackages) { 4874 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4875 while (i.hasNext()) { 4876 final PackageParser.Instrumentation p = i.next(); 4877 if (targetPackage == null 4878 || targetPackage.equals(p.info.targetPackage)) { 4879 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4880 flags); 4881 if (ii != null) { 4882 finalList.add(ii); 4883 } 4884 } 4885 } 4886 } 4887 4888 return finalList; 4889 } 4890 4891 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4892 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4893 if (overlays == null) { 4894 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4895 return; 4896 } 4897 for (PackageParser.Package opkg : overlays.values()) { 4898 // Not much to do if idmap fails: we already logged the error 4899 // and we certainly don't want to abort installation of pkg simply 4900 // because an overlay didn't fit properly. For these reasons, 4901 // ignore the return value of createIdmapForPackagePairLI. 4902 createIdmapForPackagePairLI(pkg, opkg); 4903 } 4904 } 4905 4906 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4907 PackageParser.Package opkg) { 4908 if (!opkg.mTrustedOverlay) { 4909 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4910 opkg.baseCodePath + ": overlay not trusted"); 4911 return false; 4912 } 4913 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4914 if (overlaySet == null) { 4915 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4916 opkg.baseCodePath + " but target package has no known overlays"); 4917 return false; 4918 } 4919 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4920 // TODO: generate idmap for split APKs 4921 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4922 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4923 + opkg.baseCodePath); 4924 return false; 4925 } 4926 PackageParser.Package[] overlayArray = 4927 overlaySet.values().toArray(new PackageParser.Package[0]); 4928 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4929 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4930 return p1.mOverlayPriority - p2.mOverlayPriority; 4931 } 4932 }; 4933 Arrays.sort(overlayArray, cmp); 4934 4935 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4936 int i = 0; 4937 for (PackageParser.Package p : overlayArray) { 4938 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4939 } 4940 return true; 4941 } 4942 4943 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4944 final File[] files = dir.listFiles(); 4945 if (ArrayUtils.isEmpty(files)) { 4946 Log.d(TAG, "No files in app dir " + dir); 4947 return; 4948 } 4949 4950 if (DEBUG_PACKAGE_SCANNING) { 4951 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4952 + " flags=0x" + Integer.toHexString(parseFlags)); 4953 } 4954 4955 for (File file : files) { 4956 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4957 && !PackageInstallerService.isStageName(file.getName()); 4958 if (!isPackage) { 4959 // Ignore entries which are not packages 4960 continue; 4961 } 4962 try { 4963 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4964 scanFlags, currentTime, null); 4965 } catch (PackageManagerException e) { 4966 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4967 4968 // Delete invalid userdata apps 4969 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4970 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4971 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4972 if (file.isDirectory()) { 4973 mInstaller.rmPackageDir(file.getAbsolutePath()); 4974 } else { 4975 file.delete(); 4976 } 4977 } 4978 } 4979 } 4980 } 4981 4982 private static File getSettingsProblemFile() { 4983 File dataDir = Environment.getDataDirectory(); 4984 File systemDir = new File(dataDir, "system"); 4985 File fname = new File(systemDir, "uiderrors.txt"); 4986 return fname; 4987 } 4988 4989 static void reportSettingsProblem(int priority, String msg) { 4990 logCriticalInfo(priority, msg); 4991 } 4992 4993 static void logCriticalInfo(int priority, String msg) { 4994 Slog.println(priority, TAG, msg); 4995 EventLogTags.writePmCriticalInfo(msg); 4996 try { 4997 File fname = getSettingsProblemFile(); 4998 FileOutputStream out = new FileOutputStream(fname, true); 4999 PrintWriter pw = new FastPrintWriter(out); 5000 SimpleDateFormat formatter = new SimpleDateFormat(); 5001 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5002 pw.println(dateString + ": " + msg); 5003 pw.close(); 5004 FileUtils.setPermissions( 5005 fname.toString(), 5006 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5007 -1, -1); 5008 } catch (java.io.IOException e) { 5009 } 5010 } 5011 5012 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5013 PackageParser.Package pkg, File srcFile, int parseFlags) 5014 throws PackageManagerException { 5015 if (ps != null 5016 && ps.codePath.equals(srcFile) 5017 && ps.timeStamp == srcFile.lastModified() 5018 && !isCompatSignatureUpdateNeeded(pkg) 5019 && !isRecoverSignatureUpdateNeeded(pkg)) { 5020 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5021 if (ps.signatures.mSignatures != null 5022 && ps.signatures.mSignatures.length != 0 5023 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 5024 // Optimization: reuse the existing cached certificates 5025 // if the package appears to be unchanged. 5026 pkg.mSignatures = ps.signatures.mSignatures; 5027 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5028 synchronized (mPackages) { 5029 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5030 } 5031 return; 5032 } 5033 5034 Slog.w(TAG, "PackageSetting for " + ps.name 5035 + " is missing signatures. Collecting certs again to recover them."); 5036 } else { 5037 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5038 } 5039 5040 try { 5041 pp.collectCertificates(pkg, parseFlags); 5042 pp.collectManifestDigest(pkg); 5043 } catch (PackageParserException e) { 5044 throw PackageManagerException.from(e); 5045 } 5046 } 5047 5048 /* 5049 * Scan a package and return the newly parsed package. 5050 * Returns null in case of errors and the error code is stored in mLastScanError 5051 */ 5052 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5053 long currentTime, UserHandle user) throws PackageManagerException { 5054 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5055 parseFlags |= mDefParseFlags; 5056 PackageParser pp = new PackageParser(); 5057 pp.setSeparateProcesses(mSeparateProcesses); 5058 pp.setOnlyCoreApps(mOnlyCore); 5059 pp.setDisplayMetrics(mMetrics); 5060 5061 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5062 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5063 } 5064 5065 final PackageParser.Package pkg; 5066 try { 5067 pkg = pp.parsePackage(scanFile, parseFlags); 5068 } catch (PackageParserException e) { 5069 throw PackageManagerException.from(e); 5070 } 5071 5072 PackageSetting ps = null; 5073 PackageSetting updatedPkg; 5074 // reader 5075 synchronized (mPackages) { 5076 // Look to see if we already know about this package. 5077 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5078 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5079 // This package has been renamed to its original name. Let's 5080 // use that. 5081 ps = mSettings.peekPackageLPr(oldName); 5082 } 5083 // If there was no original package, see one for the real package name. 5084 if (ps == null) { 5085 ps = mSettings.peekPackageLPr(pkg.packageName); 5086 } 5087 // Check to see if this package could be hiding/updating a system 5088 // package. Must look for it either under the original or real 5089 // package name depending on our state. 5090 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5091 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5092 } 5093 boolean updatedPkgBetter = false; 5094 // First check if this is a system package that may involve an update 5095 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5096 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5097 // it needs to drop FLAG_PRIVILEGED. 5098 if (locationIsPrivileged(scanFile)) { 5099 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5100 } else { 5101 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5102 } 5103 5104 if (ps != null && !ps.codePath.equals(scanFile)) { 5105 // The path has changed from what was last scanned... check the 5106 // version of the new path against what we have stored to determine 5107 // what to do. 5108 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5109 if (pkg.mVersionCode <= ps.versionCode) { 5110 // The system package has been updated and the code path does not match 5111 // Ignore entry. Skip it. 5112 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5113 + " ignored: updated version " + ps.versionCode 5114 + " better than this " + pkg.mVersionCode); 5115 if (!updatedPkg.codePath.equals(scanFile)) { 5116 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5117 + ps.name + " changing from " + updatedPkg.codePathString 5118 + " to " + scanFile); 5119 updatedPkg.codePath = scanFile; 5120 updatedPkg.codePathString = scanFile.toString(); 5121 updatedPkg.resourcePath = scanFile; 5122 updatedPkg.resourcePathString = scanFile.toString(); 5123 } 5124 updatedPkg.pkg = pkg; 5125 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5126 } else { 5127 // The current app on the system partition is better than 5128 // what we have updated to on the data partition; switch 5129 // back to the system partition version. 5130 // At this point, its safely assumed that package installation for 5131 // apps in system partition will go through. If not there won't be a working 5132 // version of the app 5133 // writer 5134 synchronized (mPackages) { 5135 // Just remove the loaded entries from package lists. 5136 mPackages.remove(ps.name); 5137 } 5138 5139 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5140 + " reverting from " + ps.codePathString 5141 + ": new version " + pkg.mVersionCode 5142 + " better than installed " + ps.versionCode); 5143 5144 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5145 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5146 synchronized (mInstallLock) { 5147 args.cleanUpResourcesLI(); 5148 } 5149 synchronized (mPackages) { 5150 mSettings.enableSystemPackageLPw(ps.name); 5151 } 5152 updatedPkgBetter = true; 5153 } 5154 } 5155 } 5156 5157 if (updatedPkg != null) { 5158 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5159 // initially 5160 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5161 5162 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5163 // flag set initially 5164 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5165 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5166 } 5167 } 5168 5169 // Verify certificates against what was last scanned 5170 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5171 5172 /* 5173 * A new system app appeared, but we already had a non-system one of the 5174 * same name installed earlier. 5175 */ 5176 boolean shouldHideSystemApp = false; 5177 if (updatedPkg == null && ps != null 5178 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5179 /* 5180 * Check to make sure the signatures match first. If they don't, 5181 * wipe the installed application and its data. 5182 */ 5183 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5184 != PackageManager.SIGNATURE_MATCH) { 5185 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5186 + " signatures don't match existing userdata copy; removing"); 5187 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5188 ps = null; 5189 } else { 5190 /* 5191 * If the newly-added system app is an older version than the 5192 * already installed version, hide it. It will be scanned later 5193 * and re-added like an update. 5194 */ 5195 if (pkg.mVersionCode <= ps.versionCode) { 5196 shouldHideSystemApp = true; 5197 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5198 + " but new version " + pkg.mVersionCode + " better than installed " 5199 + ps.versionCode + "; hiding system"); 5200 } else { 5201 /* 5202 * The newly found system app is a newer version that the 5203 * one previously installed. Simply remove the 5204 * already-installed application and replace it with our own 5205 * while keeping the application data. 5206 */ 5207 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5208 + " reverting from " + ps.codePathString + ": new version " 5209 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5210 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5211 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5212 synchronized (mInstallLock) { 5213 args.cleanUpResourcesLI(); 5214 } 5215 } 5216 } 5217 } 5218 5219 // The apk is forward locked (not public) if its code and resources 5220 // are kept in different files. (except for app in either system or 5221 // vendor path). 5222 // TODO grab this value from PackageSettings 5223 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5224 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5225 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5226 } 5227 } 5228 5229 // TODO: extend to support forward-locked splits 5230 String resourcePath = null; 5231 String baseResourcePath = null; 5232 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5233 if (ps != null && ps.resourcePathString != null) { 5234 resourcePath = ps.resourcePathString; 5235 baseResourcePath = ps.resourcePathString; 5236 } else { 5237 // Should not happen at all. Just log an error. 5238 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5239 } 5240 } else { 5241 resourcePath = pkg.codePath; 5242 baseResourcePath = pkg.baseCodePath; 5243 } 5244 5245 // Set application objects path explicitly. 5246 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5247 pkg.applicationInfo.setCodePath(pkg.codePath); 5248 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5249 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5250 pkg.applicationInfo.setResourcePath(resourcePath); 5251 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5252 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5253 5254 // Note that we invoke the following method only if we are about to unpack an application 5255 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5256 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5257 5258 /* 5259 * If the system app should be overridden by a previously installed 5260 * data, hide the system app now and let the /data/app scan pick it up 5261 * again. 5262 */ 5263 if (shouldHideSystemApp) { 5264 synchronized (mPackages) { 5265 /* 5266 * We have to grant systems permissions before we hide, because 5267 * grantPermissions will assume the package update is trying to 5268 * expand its permissions. 5269 */ 5270 grantPermissionsLPw(pkg, true, pkg.packageName); 5271 mSettings.disableSystemPackageLPw(pkg.packageName); 5272 } 5273 } 5274 5275 return scannedPkg; 5276 } 5277 5278 private static String fixProcessName(String defProcessName, 5279 String processName, int uid) { 5280 if (processName == null) { 5281 return defProcessName; 5282 } 5283 return processName; 5284 } 5285 5286 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5287 throws PackageManagerException { 5288 if (pkgSetting.signatures.mSignatures != null) { 5289 // Already existing package. Make sure signatures match 5290 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5291 == PackageManager.SIGNATURE_MATCH; 5292 if (!match) { 5293 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5294 == PackageManager.SIGNATURE_MATCH; 5295 } 5296 if (!match) { 5297 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5298 == PackageManager.SIGNATURE_MATCH; 5299 } 5300 if (!match) { 5301 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5302 + pkg.packageName + " signatures do not match the " 5303 + "previously installed version; ignoring!"); 5304 } 5305 } 5306 5307 // Check for shared user signatures 5308 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5309 // Already existing package. Make sure signatures match 5310 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5311 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5312 if (!match) { 5313 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5314 == PackageManager.SIGNATURE_MATCH; 5315 } 5316 if (!match) { 5317 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5318 == PackageManager.SIGNATURE_MATCH; 5319 } 5320 if (!match) { 5321 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5322 "Package " + pkg.packageName 5323 + " has no signatures that match those in shared user " 5324 + pkgSetting.sharedUser.name + "; ignoring!"); 5325 } 5326 } 5327 } 5328 5329 /** 5330 * Enforces that only the system UID or root's UID can call a method exposed 5331 * via Binder. 5332 * 5333 * @param message used as message if SecurityException is thrown 5334 * @throws SecurityException if the caller is not system or root 5335 */ 5336 private static final void enforceSystemOrRoot(String message) { 5337 final int uid = Binder.getCallingUid(); 5338 if (uid != Process.SYSTEM_UID && uid != 0) { 5339 throw new SecurityException(message); 5340 } 5341 } 5342 5343 @Override 5344 public void performBootDexOpt() { 5345 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5346 5347 // Before everything else, see whether we need to fstrim. 5348 try { 5349 IMountService ms = PackageHelper.getMountService(); 5350 if (ms != null) { 5351 final boolean isUpgrade = isUpgrade(); 5352 boolean doTrim = isUpgrade; 5353 if (doTrim) { 5354 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5355 } else { 5356 final long interval = android.provider.Settings.Global.getLong( 5357 mContext.getContentResolver(), 5358 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5359 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5360 if (interval > 0) { 5361 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5362 if (timeSinceLast > interval) { 5363 doTrim = true; 5364 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5365 + "; running immediately"); 5366 } 5367 } 5368 } 5369 if (doTrim) { 5370 if (!isFirstBoot()) { 5371 try { 5372 ActivityManagerNative.getDefault().showBootMessage( 5373 mContext.getResources().getString( 5374 R.string.android_upgrading_fstrim), true); 5375 } catch (RemoteException e) { 5376 } 5377 } 5378 ms.runMaintenance(); 5379 } 5380 } else { 5381 Slog.e(TAG, "Mount service unavailable!"); 5382 } 5383 } catch (RemoteException e) { 5384 // Can't happen; MountService is local 5385 } 5386 5387 final ArraySet<PackageParser.Package> pkgs; 5388 synchronized (mPackages) { 5389 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5390 } 5391 5392 if (pkgs != null) { 5393 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5394 // in case the device runs out of space. 5395 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5396 // Give priority to core apps. 5397 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5398 PackageParser.Package pkg = it.next(); 5399 if (pkg.coreApp) { 5400 if (DEBUG_DEXOPT) { 5401 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5402 } 5403 sortedPkgs.add(pkg); 5404 it.remove(); 5405 } 5406 } 5407 // Give priority to system apps that listen for pre boot complete. 5408 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5409 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5410 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5411 PackageParser.Package pkg = it.next(); 5412 if (pkgNames.contains(pkg.packageName)) { 5413 if (DEBUG_DEXOPT) { 5414 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5415 } 5416 sortedPkgs.add(pkg); 5417 it.remove(); 5418 } 5419 } 5420 // Give priority to system apps. 5421 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5422 PackageParser.Package pkg = it.next(); 5423 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5424 if (DEBUG_DEXOPT) { 5425 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5426 } 5427 sortedPkgs.add(pkg); 5428 it.remove(); 5429 } 5430 } 5431 // Give priority to updated system apps. 5432 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5433 PackageParser.Package pkg = it.next(); 5434 if (pkg.isUpdatedSystemApp()) { 5435 if (DEBUG_DEXOPT) { 5436 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5437 } 5438 sortedPkgs.add(pkg); 5439 it.remove(); 5440 } 5441 } 5442 // Give priority to apps that listen for boot complete. 5443 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5444 pkgNames = getPackageNamesForIntent(intent); 5445 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5446 PackageParser.Package pkg = it.next(); 5447 if (pkgNames.contains(pkg.packageName)) { 5448 if (DEBUG_DEXOPT) { 5449 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5450 } 5451 sortedPkgs.add(pkg); 5452 it.remove(); 5453 } 5454 } 5455 // Filter out packages that aren't recently used. 5456 filterRecentlyUsedApps(pkgs); 5457 // Add all remaining apps. 5458 for (PackageParser.Package pkg : pkgs) { 5459 if (DEBUG_DEXOPT) { 5460 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5461 } 5462 sortedPkgs.add(pkg); 5463 } 5464 5465 // If we want to be lazy, filter everything that wasn't recently used. 5466 if (mLazyDexOpt) { 5467 filterRecentlyUsedApps(sortedPkgs); 5468 } 5469 5470 int i = 0; 5471 int total = sortedPkgs.size(); 5472 File dataDir = Environment.getDataDirectory(); 5473 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5474 if (lowThreshold == 0) { 5475 throw new IllegalStateException("Invalid low memory threshold"); 5476 } 5477 for (PackageParser.Package pkg : sortedPkgs) { 5478 long usableSpace = dataDir.getUsableSpace(); 5479 if (usableSpace < lowThreshold) { 5480 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5481 break; 5482 } 5483 performBootDexOpt(pkg, ++i, total); 5484 } 5485 } 5486 } 5487 5488 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5489 // Filter out packages that aren't recently used. 5490 // 5491 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5492 // should do a full dexopt. 5493 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5494 int total = pkgs.size(); 5495 int skipped = 0; 5496 long now = System.currentTimeMillis(); 5497 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5498 PackageParser.Package pkg = i.next(); 5499 long then = pkg.mLastPackageUsageTimeInMills; 5500 if (then + mDexOptLRUThresholdInMills < now) { 5501 if (DEBUG_DEXOPT) { 5502 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5503 ((then == 0) ? "never" : new Date(then))); 5504 } 5505 i.remove(); 5506 skipped++; 5507 } 5508 } 5509 if (DEBUG_DEXOPT) { 5510 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5511 } 5512 } 5513 } 5514 5515 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5516 List<ResolveInfo> ris = null; 5517 try { 5518 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5519 intent, null, 0, UserHandle.USER_OWNER); 5520 } catch (RemoteException e) { 5521 } 5522 ArraySet<String> pkgNames = new ArraySet<String>(); 5523 if (ris != null) { 5524 for (ResolveInfo ri : ris) { 5525 pkgNames.add(ri.activityInfo.packageName); 5526 } 5527 } 5528 return pkgNames; 5529 } 5530 5531 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5532 if (DEBUG_DEXOPT) { 5533 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5534 } 5535 if (!isFirstBoot()) { 5536 try { 5537 ActivityManagerNative.getDefault().showBootMessage( 5538 mContext.getResources().getString(R.string.android_upgrading_apk, 5539 curr, total), true); 5540 } catch (RemoteException e) { 5541 } 5542 } 5543 PackageParser.Package p = pkg; 5544 synchronized (mInstallLock) { 5545 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5546 false /* force dex */, false /* defer */, true /* include dependencies */); 5547 } 5548 } 5549 5550 @Override 5551 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5552 return performDexOpt(packageName, instructionSet, false); 5553 } 5554 5555 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5556 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5557 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5558 if (!dexopt && !updateUsage) { 5559 // We aren't going to dexopt or update usage, so bail early. 5560 return false; 5561 } 5562 PackageParser.Package p; 5563 final String targetInstructionSet; 5564 synchronized (mPackages) { 5565 p = mPackages.get(packageName); 5566 if (p == null) { 5567 return false; 5568 } 5569 if (updateUsage) { 5570 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5571 } 5572 mPackageUsage.write(false); 5573 if (!dexopt) { 5574 // We aren't going to dexopt, so bail early. 5575 return false; 5576 } 5577 5578 targetInstructionSet = instructionSet != null ? instructionSet : 5579 getPrimaryInstructionSet(p.applicationInfo); 5580 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5581 return false; 5582 } 5583 } 5584 5585 synchronized (mInstallLock) { 5586 final String[] instructionSets = new String[] { targetInstructionSet }; 5587 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5588 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5589 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5590 } 5591 } 5592 5593 public ArraySet<String> getPackagesThatNeedDexOpt() { 5594 ArraySet<String> pkgs = null; 5595 synchronized (mPackages) { 5596 for (PackageParser.Package p : mPackages.values()) { 5597 if (DEBUG_DEXOPT) { 5598 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5599 } 5600 if (!p.mDexOptPerformed.isEmpty()) { 5601 continue; 5602 } 5603 if (pkgs == null) { 5604 pkgs = new ArraySet<String>(); 5605 } 5606 pkgs.add(p.packageName); 5607 } 5608 } 5609 return pkgs; 5610 } 5611 5612 public void shutdown() { 5613 mPackageUsage.write(true); 5614 } 5615 5616 @Override 5617 public void forceDexOpt(String packageName) { 5618 enforceSystemOrRoot("forceDexOpt"); 5619 5620 PackageParser.Package pkg; 5621 synchronized (mPackages) { 5622 pkg = mPackages.get(packageName); 5623 if (pkg == null) { 5624 throw new IllegalArgumentException("Missing package: " + packageName); 5625 } 5626 } 5627 5628 synchronized (mInstallLock) { 5629 final String[] instructionSets = new String[] { 5630 getPrimaryInstructionSet(pkg.applicationInfo) }; 5631 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5632 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5633 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5634 throw new IllegalStateException("Failed to dexopt: " + res); 5635 } 5636 } 5637 } 5638 5639 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5640 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5641 Slog.w(TAG, "Unable to update from " + oldPkg.name 5642 + " to " + newPkg.packageName 5643 + ": old package not in system partition"); 5644 return false; 5645 } else if (mPackages.get(oldPkg.name) != null) { 5646 Slog.w(TAG, "Unable to update from " + oldPkg.name 5647 + " to " + newPkg.packageName 5648 + ": old package still exists"); 5649 return false; 5650 } 5651 return true; 5652 } 5653 5654 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5655 int[] users = sUserManager.getUserIds(); 5656 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5657 if (res < 0) { 5658 return res; 5659 } 5660 for (int user : users) { 5661 if (user != 0) { 5662 res = mInstaller.createUserData(volumeUuid, packageName, 5663 UserHandle.getUid(user, uid), user, seinfo); 5664 if (res < 0) { 5665 return res; 5666 } 5667 } 5668 } 5669 return res; 5670 } 5671 5672 private int removeDataDirsLI(String volumeUuid, String packageName) { 5673 int[] users = sUserManager.getUserIds(); 5674 int res = 0; 5675 for (int user : users) { 5676 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5677 if (resInner < 0) { 5678 res = resInner; 5679 } 5680 } 5681 5682 return res; 5683 } 5684 5685 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5686 int[] users = sUserManager.getUserIds(); 5687 int res = 0; 5688 for (int user : users) { 5689 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5690 if (resInner < 0) { 5691 res = resInner; 5692 } 5693 } 5694 return res; 5695 } 5696 5697 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5698 PackageParser.Package changingLib) { 5699 if (file.path != null) { 5700 usesLibraryFiles.add(file.path); 5701 return; 5702 } 5703 PackageParser.Package p = mPackages.get(file.apk); 5704 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5705 // If we are doing this while in the middle of updating a library apk, 5706 // then we need to make sure to use that new apk for determining the 5707 // dependencies here. (We haven't yet finished committing the new apk 5708 // to the package manager state.) 5709 if (p == null || p.packageName.equals(changingLib.packageName)) { 5710 p = changingLib; 5711 } 5712 } 5713 if (p != null) { 5714 usesLibraryFiles.addAll(p.getAllCodePaths()); 5715 } 5716 } 5717 5718 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5719 PackageParser.Package changingLib) throws PackageManagerException { 5720 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5721 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5722 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5723 for (int i=0; i<N; i++) { 5724 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5725 if (file == null) { 5726 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5727 "Package " + pkg.packageName + " requires unavailable shared library " 5728 + pkg.usesLibraries.get(i) + "; failing!"); 5729 } 5730 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5731 } 5732 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5733 for (int i=0; i<N; i++) { 5734 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5735 if (file == null) { 5736 Slog.w(TAG, "Package " + pkg.packageName 5737 + " desires unavailable shared library " 5738 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5739 } else { 5740 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5741 } 5742 } 5743 N = usesLibraryFiles.size(); 5744 if (N > 0) { 5745 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5746 } else { 5747 pkg.usesLibraryFiles = null; 5748 } 5749 } 5750 } 5751 5752 private static boolean hasString(List<String> list, List<String> which) { 5753 if (list == null) { 5754 return false; 5755 } 5756 for (int i=list.size()-1; i>=0; i--) { 5757 for (int j=which.size()-1; j>=0; j--) { 5758 if (which.get(j).equals(list.get(i))) { 5759 return true; 5760 } 5761 } 5762 } 5763 return false; 5764 } 5765 5766 private void updateAllSharedLibrariesLPw() { 5767 for (PackageParser.Package pkg : mPackages.values()) { 5768 try { 5769 updateSharedLibrariesLPw(pkg, null); 5770 } catch (PackageManagerException e) { 5771 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5772 } 5773 } 5774 } 5775 5776 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5777 PackageParser.Package changingPkg) { 5778 ArrayList<PackageParser.Package> res = null; 5779 for (PackageParser.Package pkg : mPackages.values()) { 5780 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5781 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5782 if (res == null) { 5783 res = new ArrayList<PackageParser.Package>(); 5784 } 5785 res.add(pkg); 5786 try { 5787 updateSharedLibrariesLPw(pkg, changingPkg); 5788 } catch (PackageManagerException e) { 5789 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5790 } 5791 } 5792 } 5793 return res; 5794 } 5795 5796 /** 5797 * Derive the value of the {@code cpuAbiOverride} based on the provided 5798 * value and an optional stored value from the package settings. 5799 */ 5800 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5801 String cpuAbiOverride = null; 5802 5803 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5804 cpuAbiOverride = null; 5805 } else if (abiOverride != null) { 5806 cpuAbiOverride = abiOverride; 5807 } else if (settings != null) { 5808 cpuAbiOverride = settings.cpuAbiOverrideString; 5809 } 5810 5811 return cpuAbiOverride; 5812 } 5813 5814 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5815 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5816 boolean success = false; 5817 try { 5818 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5819 currentTime, user); 5820 success = true; 5821 return res; 5822 } finally { 5823 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5824 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5825 } 5826 } 5827 } 5828 5829 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5830 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5831 final File scanFile = new File(pkg.codePath); 5832 if (pkg.applicationInfo.getCodePath() == null || 5833 pkg.applicationInfo.getResourcePath() == null) { 5834 // Bail out. The resource and code paths haven't been set. 5835 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5836 "Code and resource paths haven't been set correctly"); 5837 } 5838 5839 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5840 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5841 } else { 5842 // Only allow system apps to be flagged as core apps. 5843 pkg.coreApp = false; 5844 } 5845 5846 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5847 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5848 } 5849 5850 if (mCustomResolverComponentName != null && 5851 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5852 setUpCustomResolverActivity(pkg); 5853 } 5854 5855 if (pkg.packageName.equals("android")) { 5856 synchronized (mPackages) { 5857 if (mAndroidApplication != null) { 5858 Slog.w(TAG, "*************************************************"); 5859 Slog.w(TAG, "Core android package being redefined. Skipping."); 5860 Slog.w(TAG, " file=" + scanFile); 5861 Slog.w(TAG, "*************************************************"); 5862 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5863 "Core android package being redefined. Skipping."); 5864 } 5865 5866 // Set up information for our fall-back user intent resolution activity. 5867 mPlatformPackage = pkg; 5868 pkg.mVersionCode = mSdkVersion; 5869 mAndroidApplication = pkg.applicationInfo; 5870 5871 if (!mResolverReplaced) { 5872 mResolveActivity.applicationInfo = mAndroidApplication; 5873 mResolveActivity.name = ResolverActivity.class.getName(); 5874 mResolveActivity.packageName = mAndroidApplication.packageName; 5875 mResolveActivity.processName = "system:ui"; 5876 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5877 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5878 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5879 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5880 mResolveActivity.exported = true; 5881 mResolveActivity.enabled = true; 5882 mResolveInfo.activityInfo = mResolveActivity; 5883 mResolveInfo.priority = 0; 5884 mResolveInfo.preferredOrder = 0; 5885 mResolveInfo.match = 0; 5886 mResolveComponentName = new ComponentName( 5887 mAndroidApplication.packageName, mResolveActivity.name); 5888 } 5889 } 5890 } 5891 5892 if (DEBUG_PACKAGE_SCANNING) { 5893 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5894 Log.d(TAG, "Scanning package " + pkg.packageName); 5895 } 5896 5897 if (mPackages.containsKey(pkg.packageName) 5898 || mSharedLibraries.containsKey(pkg.packageName)) { 5899 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5900 "Application package " + pkg.packageName 5901 + " already installed. Skipping duplicate."); 5902 } 5903 5904 // If we're only installing presumed-existing packages, require that the 5905 // scanned APK is both already known and at the path previously established 5906 // for it. Previously unknown packages we pick up normally, but if we have an 5907 // a priori expectation about this package's install presence, enforce it. 5908 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5909 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5910 if (known != null) { 5911 if (DEBUG_PACKAGE_SCANNING) { 5912 Log.d(TAG, "Examining " + pkg.codePath 5913 + " and requiring known paths " + known.codePathString 5914 + " & " + known.resourcePathString); 5915 } 5916 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5917 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5918 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5919 "Application package " + pkg.packageName 5920 + " found at " + pkg.applicationInfo.getCodePath() 5921 + " but expected at " + known.codePathString + "; ignoring."); 5922 } 5923 } 5924 } 5925 5926 // Initialize package source and resource directories 5927 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5928 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5929 5930 SharedUserSetting suid = null; 5931 PackageSetting pkgSetting = null; 5932 5933 if (!isSystemApp(pkg)) { 5934 // Only system apps can use these features. 5935 pkg.mOriginalPackages = null; 5936 pkg.mRealPackage = null; 5937 pkg.mAdoptPermissions = null; 5938 } 5939 5940 // writer 5941 synchronized (mPackages) { 5942 if (pkg.mSharedUserId != null) { 5943 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5944 if (suid == null) { 5945 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5946 "Creating application package " + pkg.packageName 5947 + " for shared user failed"); 5948 } 5949 if (DEBUG_PACKAGE_SCANNING) { 5950 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5951 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5952 + "): packages=" + suid.packages); 5953 } 5954 } 5955 5956 // Check if we are renaming from an original package name. 5957 PackageSetting origPackage = null; 5958 String realName = null; 5959 if (pkg.mOriginalPackages != null) { 5960 // This package may need to be renamed to a previously 5961 // installed name. Let's check on that... 5962 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5963 if (pkg.mOriginalPackages.contains(renamed)) { 5964 // This package had originally been installed as the 5965 // original name, and we have already taken care of 5966 // transitioning to the new one. Just update the new 5967 // one to continue using the old name. 5968 realName = pkg.mRealPackage; 5969 if (!pkg.packageName.equals(renamed)) { 5970 // Callers into this function may have already taken 5971 // care of renaming the package; only do it here if 5972 // it is not already done. 5973 pkg.setPackageName(renamed); 5974 } 5975 5976 } else { 5977 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5978 if ((origPackage = mSettings.peekPackageLPr( 5979 pkg.mOriginalPackages.get(i))) != null) { 5980 // We do have the package already installed under its 5981 // original name... should we use it? 5982 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5983 // New package is not compatible with original. 5984 origPackage = null; 5985 continue; 5986 } else if (origPackage.sharedUser != null) { 5987 // Make sure uid is compatible between packages. 5988 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5989 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5990 + " to " + pkg.packageName + ": old uid " 5991 + origPackage.sharedUser.name 5992 + " differs from " + pkg.mSharedUserId); 5993 origPackage = null; 5994 continue; 5995 } 5996 } else { 5997 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5998 + pkg.packageName + " to old name " + origPackage.name); 5999 } 6000 break; 6001 } 6002 } 6003 } 6004 } 6005 6006 if (mTransferedPackages.contains(pkg.packageName)) { 6007 Slog.w(TAG, "Package " + pkg.packageName 6008 + " was transferred to another, but its .apk remains"); 6009 } 6010 6011 // Just create the setting, don't add it yet. For already existing packages 6012 // the PkgSetting exists already and doesn't have to be created. 6013 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6014 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6015 pkg.applicationInfo.primaryCpuAbi, 6016 pkg.applicationInfo.secondaryCpuAbi, 6017 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6018 user, false); 6019 if (pkgSetting == null) { 6020 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6021 "Creating application package " + pkg.packageName + " failed"); 6022 } 6023 6024 if (pkgSetting.origPackage != null) { 6025 // If we are first transitioning from an original package, 6026 // fix up the new package's name now. We need to do this after 6027 // looking up the package under its new name, so getPackageLP 6028 // can take care of fiddling things correctly. 6029 pkg.setPackageName(origPackage.name); 6030 6031 // File a report about this. 6032 String msg = "New package " + pkgSetting.realName 6033 + " renamed to replace old package " + pkgSetting.name; 6034 reportSettingsProblem(Log.WARN, msg); 6035 6036 // Make a note of it. 6037 mTransferedPackages.add(origPackage.name); 6038 6039 // No longer need to retain this. 6040 pkgSetting.origPackage = null; 6041 } 6042 6043 if (realName != null) { 6044 // Make a note of it. 6045 mTransferedPackages.add(pkg.packageName); 6046 } 6047 6048 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6049 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6050 } 6051 6052 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6053 // Check all shared libraries and map to their actual file path. 6054 // We only do this here for apps not on a system dir, because those 6055 // are the only ones that can fail an install due to this. We 6056 // will take care of the system apps by updating all of their 6057 // library paths after the scan is done. 6058 updateSharedLibrariesLPw(pkg, null); 6059 } 6060 6061 if (mFoundPolicyFile) { 6062 SELinuxMMAC.assignSeinfoValue(pkg); 6063 } 6064 6065 pkg.applicationInfo.uid = pkgSetting.appId; 6066 pkg.mExtras = pkgSetting; 6067 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 6068 try { 6069 verifySignaturesLP(pkgSetting, pkg); 6070 // We just determined the app is signed correctly, so bring 6071 // over the latest parsed certs. 6072 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6073 } catch (PackageManagerException e) { 6074 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6075 throw e; 6076 } 6077 // The signature has changed, but this package is in the system 6078 // image... let's recover! 6079 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6080 // However... if this package is part of a shared user, but it 6081 // doesn't match the signature of the shared user, let's fail. 6082 // What this means is that you can't change the signatures 6083 // associated with an overall shared user, which doesn't seem all 6084 // that unreasonable. 6085 if (pkgSetting.sharedUser != null) { 6086 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6087 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6088 throw new PackageManagerException( 6089 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6090 "Signature mismatch for shared user : " 6091 + pkgSetting.sharedUser); 6092 } 6093 } 6094 // File a report about this. 6095 String msg = "System package " + pkg.packageName 6096 + " signature changed; retaining data."; 6097 reportSettingsProblem(Log.WARN, msg); 6098 } 6099 } else { 6100 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 6101 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6102 + pkg.packageName + " upgrade keys do not match the " 6103 + "previously installed version"); 6104 } else { 6105 // We just determined the app is signed correctly, so bring 6106 // over the latest parsed certs. 6107 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6108 } 6109 } 6110 // Verify that this new package doesn't have any content providers 6111 // that conflict with existing packages. Only do this if the 6112 // package isn't already installed, since we don't want to break 6113 // things that are installed. 6114 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6115 final int N = pkg.providers.size(); 6116 int i; 6117 for (i=0; i<N; i++) { 6118 PackageParser.Provider p = pkg.providers.get(i); 6119 if (p.info.authority != null) { 6120 String names[] = p.info.authority.split(";"); 6121 for (int j = 0; j < names.length; j++) { 6122 if (mProvidersByAuthority.containsKey(names[j])) { 6123 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6124 final String otherPackageName = 6125 ((other != null && other.getComponentName() != null) ? 6126 other.getComponentName().getPackageName() : "?"); 6127 throw new PackageManagerException( 6128 INSTALL_FAILED_CONFLICTING_PROVIDER, 6129 "Can't install because provider name " + names[j] 6130 + " (in package " + pkg.applicationInfo.packageName 6131 + ") is already used by " + otherPackageName); 6132 } 6133 } 6134 } 6135 } 6136 } 6137 6138 if (pkg.mAdoptPermissions != null) { 6139 // This package wants to adopt ownership of permissions from 6140 // another package. 6141 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6142 final String origName = pkg.mAdoptPermissions.get(i); 6143 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6144 if (orig != null) { 6145 if (verifyPackageUpdateLPr(orig, pkg)) { 6146 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6147 + pkg.packageName); 6148 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6149 } 6150 } 6151 } 6152 } 6153 } 6154 6155 final String pkgName = pkg.packageName; 6156 6157 final long scanFileTime = scanFile.lastModified(); 6158 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6159 pkg.applicationInfo.processName = fixProcessName( 6160 pkg.applicationInfo.packageName, 6161 pkg.applicationInfo.processName, 6162 pkg.applicationInfo.uid); 6163 6164 File dataPath; 6165 if (mPlatformPackage == pkg) { 6166 // The system package is special. 6167 dataPath = new File(Environment.getDataDirectory(), "system"); 6168 6169 pkg.applicationInfo.dataDir = dataPath.getPath(); 6170 6171 } else { 6172 // This is a normal package, need to make its data directory. 6173 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6174 UserHandle.USER_OWNER); 6175 6176 boolean uidError = false; 6177 if (dataPath.exists()) { 6178 int currentUid = 0; 6179 try { 6180 StructStat stat = Os.stat(dataPath.getPath()); 6181 currentUid = stat.st_uid; 6182 } catch (ErrnoException e) { 6183 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6184 } 6185 6186 // If we have mismatched owners for the data path, we have a problem. 6187 if (currentUid != pkg.applicationInfo.uid) { 6188 boolean recovered = false; 6189 if (currentUid == 0) { 6190 // The directory somehow became owned by root. Wow. 6191 // This is probably because the system was stopped while 6192 // installd was in the middle of messing with its libs 6193 // directory. Ask installd to fix that. 6194 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6195 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6196 if (ret >= 0) { 6197 recovered = true; 6198 String msg = "Package " + pkg.packageName 6199 + " unexpectedly changed to uid 0; recovered to " + 6200 + pkg.applicationInfo.uid; 6201 reportSettingsProblem(Log.WARN, msg); 6202 } 6203 } 6204 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6205 || (scanFlags&SCAN_BOOTING) != 0)) { 6206 // If this is a system app, we can at least delete its 6207 // current data so the application will still work. 6208 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6209 if (ret >= 0) { 6210 // TODO: Kill the processes first 6211 // Old data gone! 6212 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6213 ? "System package " : "Third party package "; 6214 String msg = prefix + pkg.packageName 6215 + " has changed from uid: " 6216 + currentUid + " to " 6217 + pkg.applicationInfo.uid + "; old data erased"; 6218 reportSettingsProblem(Log.WARN, msg); 6219 recovered = true; 6220 6221 // And now re-install the app. 6222 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6223 pkg.applicationInfo.seinfo); 6224 if (ret == -1) { 6225 // Ack should not happen! 6226 msg = prefix + pkg.packageName 6227 + " could not have data directory re-created after delete."; 6228 reportSettingsProblem(Log.WARN, msg); 6229 throw new PackageManagerException( 6230 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6231 } 6232 } 6233 if (!recovered) { 6234 mHasSystemUidErrors = true; 6235 } 6236 } else if (!recovered) { 6237 // If we allow this install to proceed, we will be broken. 6238 // Abort, abort! 6239 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6240 "scanPackageLI"); 6241 } 6242 if (!recovered) { 6243 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6244 + pkg.applicationInfo.uid + "/fs_" 6245 + currentUid; 6246 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6247 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6248 String msg = "Package " + pkg.packageName 6249 + " has mismatched uid: " 6250 + currentUid + " on disk, " 6251 + pkg.applicationInfo.uid + " in settings"; 6252 // writer 6253 synchronized (mPackages) { 6254 mSettings.mReadMessages.append(msg); 6255 mSettings.mReadMessages.append('\n'); 6256 uidError = true; 6257 if (!pkgSetting.uidError) { 6258 reportSettingsProblem(Log.ERROR, msg); 6259 } 6260 } 6261 } 6262 } 6263 pkg.applicationInfo.dataDir = dataPath.getPath(); 6264 if (mShouldRestoreconData) { 6265 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6266 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6267 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6268 } 6269 } else { 6270 if (DEBUG_PACKAGE_SCANNING) { 6271 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6272 Log.v(TAG, "Want this data dir: " + dataPath); 6273 } 6274 //invoke installer to do the actual installation 6275 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6276 pkg.applicationInfo.seinfo); 6277 if (ret < 0) { 6278 // Error from installer 6279 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6280 "Unable to create data dirs [errorCode=" + ret + "]"); 6281 } 6282 6283 if (dataPath.exists()) { 6284 pkg.applicationInfo.dataDir = dataPath.getPath(); 6285 } else { 6286 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6287 pkg.applicationInfo.dataDir = null; 6288 } 6289 } 6290 6291 pkgSetting.uidError = uidError; 6292 } 6293 6294 final String path = scanFile.getPath(); 6295 final String codePath = pkg.applicationInfo.getCodePath(); 6296 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6297 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6298 setBundledAppAbisAndRoots(pkg, pkgSetting); 6299 6300 // If we haven't found any native libraries for the app, check if it has 6301 // renderscript code. We'll need to force the app to 32 bit if it has 6302 // renderscript bitcode. 6303 if (pkg.applicationInfo.primaryCpuAbi == null 6304 && pkg.applicationInfo.secondaryCpuAbi == null 6305 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6306 NativeLibraryHelper.Handle handle = null; 6307 try { 6308 handle = NativeLibraryHelper.Handle.create(scanFile); 6309 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6310 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6311 } 6312 } catch (IOException ioe) { 6313 Slog.w(TAG, "Error scanning system app : " + ioe); 6314 } finally { 6315 IoUtils.closeQuietly(handle); 6316 } 6317 } 6318 6319 setNativeLibraryPaths(pkg); 6320 } else { 6321 // TODO: We can probably be smarter about this stuff. For installed apps, 6322 // we can calculate this information at install time once and for all. For 6323 // system apps, we can probably assume that this information doesn't change 6324 // after the first boot scan. As things stand, we do lots of unnecessary work. 6325 6326 // Give ourselves some initial paths; we'll come back for another 6327 // pass once we've determined ABI below. 6328 setNativeLibraryPaths(pkg); 6329 6330 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6331 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6332 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6333 6334 NativeLibraryHelper.Handle handle = null; 6335 try { 6336 handle = NativeLibraryHelper.Handle.create(scanFile); 6337 // TODO(multiArch): This can be null for apps that didn't go through the 6338 // usual installation process. We can calculate it again, like we 6339 // do during install time. 6340 // 6341 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6342 // unnecessary. 6343 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6344 6345 // Null out the abis so that they can be recalculated. 6346 pkg.applicationInfo.primaryCpuAbi = null; 6347 pkg.applicationInfo.secondaryCpuAbi = null; 6348 if (isMultiArch(pkg.applicationInfo)) { 6349 // Warn if we've set an abiOverride for multi-lib packages.. 6350 // By definition, we need to copy both 32 and 64 bit libraries for 6351 // such packages. 6352 if (pkg.cpuAbiOverride != null 6353 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6354 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6355 } 6356 6357 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6358 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6359 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6360 if (isAsec) { 6361 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6362 } else { 6363 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6364 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6365 useIsaSpecificSubdirs); 6366 } 6367 } 6368 6369 maybeThrowExceptionForMultiArchCopy( 6370 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6371 6372 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6373 if (isAsec) { 6374 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6375 } else { 6376 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6377 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6378 useIsaSpecificSubdirs); 6379 } 6380 } 6381 6382 maybeThrowExceptionForMultiArchCopy( 6383 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6384 6385 if (abi64 >= 0) { 6386 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6387 } 6388 6389 if (abi32 >= 0) { 6390 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6391 if (abi64 >= 0) { 6392 pkg.applicationInfo.secondaryCpuAbi = abi; 6393 } else { 6394 pkg.applicationInfo.primaryCpuAbi = abi; 6395 } 6396 } 6397 } else { 6398 String[] abiList = (cpuAbiOverride != null) ? 6399 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6400 6401 // Enable gross and lame hacks for apps that are built with old 6402 // SDK tools. We must scan their APKs for renderscript bitcode and 6403 // not launch them if it's present. Don't bother checking on devices 6404 // that don't have 64 bit support. 6405 boolean needsRenderScriptOverride = false; 6406 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6407 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6408 abiList = Build.SUPPORTED_32_BIT_ABIS; 6409 needsRenderScriptOverride = true; 6410 } 6411 6412 final int copyRet; 6413 if (isAsec) { 6414 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6415 } else { 6416 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6417 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6418 } 6419 6420 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6421 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6422 "Error unpackaging native libs for app, errorCode=" + copyRet); 6423 } 6424 6425 if (copyRet >= 0) { 6426 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6427 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6428 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6429 } else if (needsRenderScriptOverride) { 6430 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6431 } 6432 } 6433 } catch (IOException ioe) { 6434 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6435 } finally { 6436 IoUtils.closeQuietly(handle); 6437 } 6438 6439 // Now that we've calculated the ABIs and determined if it's an internal app, 6440 // we will go ahead and populate the nativeLibraryPath. 6441 setNativeLibraryPaths(pkg); 6442 6443 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6444 final int[] userIds = sUserManager.getUserIds(); 6445 synchronized (mInstallLock) { 6446 // Create a native library symlink only if we have native libraries 6447 // and if the native libraries are 32 bit libraries. We do not provide 6448 // this symlink for 64 bit libraries. 6449 if (pkg.applicationInfo.primaryCpuAbi != null && 6450 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6451 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6452 for (int userId : userIds) { 6453 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6454 nativeLibPath, userId) < 0) { 6455 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6456 "Failed linking native library dir (user=" + userId + ")"); 6457 } 6458 } 6459 } 6460 } 6461 } 6462 6463 // This is a special case for the "system" package, where the ABI is 6464 // dictated by the zygote configuration (and init.rc). We should keep track 6465 // of this ABI so that we can deal with "normal" applications that run under 6466 // the same UID correctly. 6467 if (mPlatformPackage == pkg) { 6468 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6469 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6470 } 6471 6472 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6473 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6474 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6475 // Copy the derived override back to the parsed package, so that we can 6476 // update the package settings accordingly. 6477 pkg.cpuAbiOverride = cpuAbiOverride; 6478 6479 if (DEBUG_ABI_SELECTION) { 6480 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6481 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6482 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6483 } 6484 6485 // Push the derived path down into PackageSettings so we know what to 6486 // clean up at uninstall time. 6487 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6488 6489 if (DEBUG_ABI_SELECTION) { 6490 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6491 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6492 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6493 } 6494 6495 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6496 // We don't do this here during boot because we can do it all 6497 // at once after scanning all existing packages. 6498 // 6499 // We also do this *before* we perform dexopt on this package, so that 6500 // we can avoid redundant dexopts, and also to make sure we've got the 6501 // code and package path correct. 6502 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6503 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6504 } 6505 6506 if ((scanFlags & SCAN_NO_DEX) == 0) { 6507 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6508 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6509 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6510 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6511 } 6512 } 6513 if (mFactoryTest && pkg.requestedPermissions.contains( 6514 android.Manifest.permission.FACTORY_TEST)) { 6515 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6516 } 6517 6518 ArrayList<PackageParser.Package> clientLibPkgs = null; 6519 6520 // writer 6521 synchronized (mPackages) { 6522 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6523 // Only system apps can add new shared libraries. 6524 if (pkg.libraryNames != null) { 6525 for (int i=0; i<pkg.libraryNames.size(); i++) { 6526 String name = pkg.libraryNames.get(i); 6527 boolean allowed = false; 6528 if (pkg.isUpdatedSystemApp()) { 6529 // New library entries can only be added through the 6530 // system image. This is important to get rid of a lot 6531 // of nasty edge cases: for example if we allowed a non- 6532 // system update of the app to add a library, then uninstalling 6533 // the update would make the library go away, and assumptions 6534 // we made such as through app install filtering would now 6535 // have allowed apps on the device which aren't compatible 6536 // with it. Better to just have the restriction here, be 6537 // conservative, and create many fewer cases that can negatively 6538 // impact the user experience. 6539 final PackageSetting sysPs = mSettings 6540 .getDisabledSystemPkgLPr(pkg.packageName); 6541 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6542 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6543 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6544 allowed = true; 6545 allowed = true; 6546 break; 6547 } 6548 } 6549 } 6550 } else { 6551 allowed = true; 6552 } 6553 if (allowed) { 6554 if (!mSharedLibraries.containsKey(name)) { 6555 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6556 } else if (!name.equals(pkg.packageName)) { 6557 Slog.w(TAG, "Package " + pkg.packageName + " library " 6558 + name + " already exists; skipping"); 6559 } 6560 } else { 6561 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6562 + name + " that is not declared on system image; skipping"); 6563 } 6564 } 6565 if ((scanFlags&SCAN_BOOTING) == 0) { 6566 // If we are not booting, we need to update any applications 6567 // that are clients of our shared library. If we are booting, 6568 // this will all be done once the scan is complete. 6569 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6570 } 6571 } 6572 } 6573 } 6574 6575 // We also need to dexopt any apps that are dependent on this library. Note that 6576 // if these fail, we should abort the install since installing the library will 6577 // result in some apps being broken. 6578 if (clientLibPkgs != null) { 6579 if ((scanFlags & SCAN_NO_DEX) == 0) { 6580 for (int i = 0; i < clientLibPkgs.size(); i++) { 6581 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6582 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6583 null /* instruction sets */, forceDex, 6584 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6585 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6586 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6587 "scanPackageLI failed to dexopt clientLibPkgs"); 6588 } 6589 } 6590 } 6591 } 6592 6593 // Also need to kill any apps that are dependent on the library. 6594 if (clientLibPkgs != null) { 6595 for (int i=0; i<clientLibPkgs.size(); i++) { 6596 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6597 killApplication(clientPkg.applicationInfo.packageName, 6598 clientPkg.applicationInfo.uid, "update lib"); 6599 } 6600 } 6601 6602 // writer 6603 synchronized (mPackages) { 6604 // We don't expect installation to fail beyond this point 6605 6606 // Add the new setting to mSettings 6607 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6608 // Add the new setting to mPackages 6609 mPackages.put(pkg.applicationInfo.packageName, pkg); 6610 // Make sure we don't accidentally delete its data. 6611 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6612 while (iter.hasNext()) { 6613 PackageCleanItem item = iter.next(); 6614 if (pkgName.equals(item.packageName)) { 6615 iter.remove(); 6616 } 6617 } 6618 6619 // Take care of first install / last update times. 6620 if (currentTime != 0) { 6621 if (pkgSetting.firstInstallTime == 0) { 6622 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6623 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6624 pkgSetting.lastUpdateTime = currentTime; 6625 } 6626 } else if (pkgSetting.firstInstallTime == 0) { 6627 // We need *something*. Take time time stamp of the file. 6628 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6629 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6630 if (scanFileTime != pkgSetting.timeStamp) { 6631 // A package on the system image has changed; consider this 6632 // to be an update. 6633 pkgSetting.lastUpdateTime = scanFileTime; 6634 } 6635 } 6636 6637 // Add the package's KeySets to the global KeySetManagerService 6638 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6639 try { 6640 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6641 if (pkg.mKeySetMapping != null) { 6642 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6643 if (pkg.mUpgradeKeySets != null) { 6644 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6645 } 6646 } 6647 } catch (NullPointerException e) { 6648 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6649 } catch (IllegalArgumentException e) { 6650 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6651 } 6652 6653 int N = pkg.providers.size(); 6654 StringBuilder r = null; 6655 int i; 6656 for (i=0; i<N; i++) { 6657 PackageParser.Provider p = pkg.providers.get(i); 6658 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6659 p.info.processName, pkg.applicationInfo.uid); 6660 mProviders.addProvider(p); 6661 p.syncable = p.info.isSyncable; 6662 if (p.info.authority != null) { 6663 String names[] = p.info.authority.split(";"); 6664 p.info.authority = null; 6665 for (int j = 0; j < names.length; j++) { 6666 if (j == 1 && p.syncable) { 6667 // We only want the first authority for a provider to possibly be 6668 // syncable, so if we already added this provider using a different 6669 // authority clear the syncable flag. We copy the provider before 6670 // changing it because the mProviders object contains a reference 6671 // to a provider that we don't want to change. 6672 // Only do this for the second authority since the resulting provider 6673 // object can be the same for all future authorities for this provider. 6674 p = new PackageParser.Provider(p); 6675 p.syncable = false; 6676 } 6677 if (!mProvidersByAuthority.containsKey(names[j])) { 6678 mProvidersByAuthority.put(names[j], p); 6679 if (p.info.authority == null) { 6680 p.info.authority = names[j]; 6681 } else { 6682 p.info.authority = p.info.authority + ";" + names[j]; 6683 } 6684 if (DEBUG_PACKAGE_SCANNING) { 6685 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6686 Log.d(TAG, "Registered content provider: " + names[j] 6687 + ", className = " + p.info.name + ", isSyncable = " 6688 + p.info.isSyncable); 6689 } 6690 } else { 6691 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6692 Slog.w(TAG, "Skipping provider name " + names[j] + 6693 " (in package " + pkg.applicationInfo.packageName + 6694 "): name already used by " 6695 + ((other != null && other.getComponentName() != null) 6696 ? other.getComponentName().getPackageName() : "?")); 6697 } 6698 } 6699 } 6700 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6701 if (r == null) { 6702 r = new StringBuilder(256); 6703 } else { 6704 r.append(' '); 6705 } 6706 r.append(p.info.name); 6707 } 6708 } 6709 if (r != null) { 6710 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6711 } 6712 6713 N = pkg.services.size(); 6714 r = null; 6715 for (i=0; i<N; i++) { 6716 PackageParser.Service s = pkg.services.get(i); 6717 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6718 s.info.processName, pkg.applicationInfo.uid); 6719 mServices.addService(s); 6720 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6721 if (r == null) { 6722 r = new StringBuilder(256); 6723 } else { 6724 r.append(' '); 6725 } 6726 r.append(s.info.name); 6727 } 6728 } 6729 if (r != null) { 6730 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6731 } 6732 6733 N = pkg.receivers.size(); 6734 r = null; 6735 for (i=0; i<N; i++) { 6736 PackageParser.Activity a = pkg.receivers.get(i); 6737 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6738 a.info.processName, pkg.applicationInfo.uid); 6739 mReceivers.addActivity(a, "receiver"); 6740 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6741 if (r == null) { 6742 r = new StringBuilder(256); 6743 } else { 6744 r.append(' '); 6745 } 6746 r.append(a.info.name); 6747 } 6748 } 6749 if (r != null) { 6750 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6751 } 6752 6753 N = pkg.activities.size(); 6754 r = null; 6755 for (i=0; i<N; i++) { 6756 PackageParser.Activity a = pkg.activities.get(i); 6757 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6758 a.info.processName, pkg.applicationInfo.uid); 6759 mActivities.addActivity(a, "activity"); 6760 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6761 if (r == null) { 6762 r = new StringBuilder(256); 6763 } else { 6764 r.append(' '); 6765 } 6766 r.append(a.info.name); 6767 } 6768 } 6769 if (r != null) { 6770 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6771 } 6772 6773 N = pkg.permissionGroups.size(); 6774 r = null; 6775 for (i=0; i<N; i++) { 6776 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6777 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6778 if (cur == null) { 6779 mPermissionGroups.put(pg.info.name, pg); 6780 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6781 if (r == null) { 6782 r = new StringBuilder(256); 6783 } else { 6784 r.append(' '); 6785 } 6786 r.append(pg.info.name); 6787 } 6788 } else { 6789 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6790 + pg.info.packageName + " ignored: original from " 6791 + cur.info.packageName); 6792 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6793 if (r == null) { 6794 r = new StringBuilder(256); 6795 } else { 6796 r.append(' '); 6797 } 6798 r.append("DUP:"); 6799 r.append(pg.info.name); 6800 } 6801 } 6802 } 6803 if (r != null) { 6804 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6805 } 6806 6807 N = pkg.permissions.size(); 6808 r = null; 6809 for (i=0; i<N; i++) { 6810 PackageParser.Permission p = pkg.permissions.get(i); 6811 6812 // Now that permission groups have a special meaning, we ignore permission 6813 // groups for legacy apps to prevent unexpected behavior. In particular, 6814 // permissions for one app being granted to someone just becuase they happen 6815 // to be in a group defined by another app (before this had no implications). 6816 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6817 p.group = mPermissionGroups.get(p.info.group); 6818 // Warn for a permission in an unknown group. 6819 if (p.info.group != null && p.group == null) { 6820 Slog.w(TAG, "Permission " + p.info.name + " from package " 6821 + p.info.packageName + " in an unknown group " + p.info.group); 6822 } 6823 } 6824 6825 ArrayMap<String, BasePermission> permissionMap = 6826 p.tree ? mSettings.mPermissionTrees 6827 : mSettings.mPermissions; 6828 BasePermission bp = permissionMap.get(p.info.name); 6829 6830 // Allow system apps to redefine non-system permissions 6831 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6832 final boolean currentOwnerIsSystem = (bp.perm != null 6833 && isSystemApp(bp.perm.owner)); 6834 if (isSystemApp(p.owner)) { 6835 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6836 // It's a built-in permission and no owner, take ownership now 6837 bp.packageSetting = pkgSetting; 6838 bp.perm = p; 6839 bp.uid = pkg.applicationInfo.uid; 6840 bp.sourcePackage = p.info.packageName; 6841 } else if (!currentOwnerIsSystem) { 6842 String msg = "New decl " + p.owner + " of permission " 6843 + p.info.name + " is system; overriding " + bp.sourcePackage; 6844 reportSettingsProblem(Log.WARN, msg); 6845 bp = null; 6846 } 6847 } 6848 } 6849 6850 if (bp == null) { 6851 bp = new BasePermission(p.info.name, p.info.packageName, 6852 BasePermission.TYPE_NORMAL); 6853 permissionMap.put(p.info.name, bp); 6854 } 6855 6856 if (bp.perm == null) { 6857 if (bp.sourcePackage == null 6858 || bp.sourcePackage.equals(p.info.packageName)) { 6859 BasePermission tree = findPermissionTreeLP(p.info.name); 6860 if (tree == null 6861 || tree.sourcePackage.equals(p.info.packageName)) { 6862 bp.packageSetting = pkgSetting; 6863 bp.perm = p; 6864 bp.uid = pkg.applicationInfo.uid; 6865 bp.sourcePackage = p.info.packageName; 6866 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6867 if (r == null) { 6868 r = new StringBuilder(256); 6869 } else { 6870 r.append(' '); 6871 } 6872 r.append(p.info.name); 6873 } 6874 } else { 6875 Slog.w(TAG, "Permission " + p.info.name + " from package " 6876 + p.info.packageName + " ignored: base tree " 6877 + tree.name + " is from package " 6878 + tree.sourcePackage); 6879 } 6880 } else { 6881 Slog.w(TAG, "Permission " + p.info.name + " from package " 6882 + p.info.packageName + " ignored: original from " 6883 + bp.sourcePackage); 6884 } 6885 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6886 if (r == null) { 6887 r = new StringBuilder(256); 6888 } else { 6889 r.append(' '); 6890 } 6891 r.append("DUP:"); 6892 r.append(p.info.name); 6893 } 6894 if (bp.perm == p) { 6895 bp.protectionLevel = p.info.protectionLevel; 6896 } 6897 } 6898 6899 if (r != null) { 6900 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6901 } 6902 6903 N = pkg.instrumentation.size(); 6904 r = null; 6905 for (i=0; i<N; i++) { 6906 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6907 a.info.packageName = pkg.applicationInfo.packageName; 6908 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6909 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6910 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6911 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6912 a.info.dataDir = pkg.applicationInfo.dataDir; 6913 6914 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6915 // need other information about the application, like the ABI and what not ? 6916 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6917 mInstrumentation.put(a.getComponentName(), a); 6918 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6919 if (r == null) { 6920 r = new StringBuilder(256); 6921 } else { 6922 r.append(' '); 6923 } 6924 r.append(a.info.name); 6925 } 6926 } 6927 if (r != null) { 6928 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6929 } 6930 6931 if (pkg.protectedBroadcasts != null) { 6932 N = pkg.protectedBroadcasts.size(); 6933 for (i=0; i<N; i++) { 6934 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6935 } 6936 } 6937 6938 pkgSetting.setTimeStamp(scanFileTime); 6939 6940 // Create idmap files for pairs of (packages, overlay packages). 6941 // Note: "android", ie framework-res.apk, is handled by native layers. 6942 if (pkg.mOverlayTarget != null) { 6943 // This is an overlay package. 6944 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6945 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6946 mOverlays.put(pkg.mOverlayTarget, 6947 new ArrayMap<String, PackageParser.Package>()); 6948 } 6949 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6950 map.put(pkg.packageName, pkg); 6951 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6952 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6953 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6954 "scanPackageLI failed to createIdmap"); 6955 } 6956 } 6957 } else if (mOverlays.containsKey(pkg.packageName) && 6958 !pkg.packageName.equals("android")) { 6959 // This is a regular package, with one or more known overlay packages. 6960 createIdmapsForPackageLI(pkg); 6961 } 6962 } 6963 6964 return pkg; 6965 } 6966 6967 /** 6968 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6969 * i.e, so that all packages can be run inside a single process if required. 6970 * 6971 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6972 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6973 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6974 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6975 * updating a package that belongs to a shared user. 6976 * 6977 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6978 * adds unnecessary complexity. 6979 */ 6980 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6981 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6982 String requiredInstructionSet = null; 6983 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6984 requiredInstructionSet = VMRuntime.getInstructionSet( 6985 scannedPackage.applicationInfo.primaryCpuAbi); 6986 } 6987 6988 PackageSetting requirer = null; 6989 for (PackageSetting ps : packagesForUser) { 6990 // If packagesForUser contains scannedPackage, we skip it. This will happen 6991 // when scannedPackage is an update of an existing package. Without this check, 6992 // we will never be able to change the ABI of any package belonging to a shared 6993 // user, even if it's compatible with other packages. 6994 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6995 if (ps.primaryCpuAbiString == null) { 6996 continue; 6997 } 6998 6999 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7000 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7001 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7002 // this but there's not much we can do. 7003 String errorMessage = "Instruction set mismatch, " 7004 + ((requirer == null) ? "[caller]" : requirer) 7005 + " requires " + requiredInstructionSet + " whereas " + ps 7006 + " requires " + instructionSet; 7007 Slog.w(TAG, errorMessage); 7008 } 7009 7010 if (requiredInstructionSet == null) { 7011 requiredInstructionSet = instructionSet; 7012 requirer = ps; 7013 } 7014 } 7015 } 7016 7017 if (requiredInstructionSet != null) { 7018 String adjustedAbi; 7019 if (requirer != null) { 7020 // requirer != null implies that either scannedPackage was null or that scannedPackage 7021 // did not require an ABI, in which case we have to adjust scannedPackage to match 7022 // the ABI of the set (which is the same as requirer's ABI) 7023 adjustedAbi = requirer.primaryCpuAbiString; 7024 if (scannedPackage != null) { 7025 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7026 } 7027 } else { 7028 // requirer == null implies that we're updating all ABIs in the set to 7029 // match scannedPackage. 7030 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7031 } 7032 7033 for (PackageSetting ps : packagesForUser) { 7034 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7035 if (ps.primaryCpuAbiString != null) { 7036 continue; 7037 } 7038 7039 ps.primaryCpuAbiString = adjustedAbi; 7040 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7041 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7042 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7043 7044 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7045 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7046 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7047 ps.primaryCpuAbiString = null; 7048 ps.pkg.applicationInfo.primaryCpuAbi = null; 7049 return; 7050 } else { 7051 mInstaller.rmdex(ps.codePathString, 7052 getDexCodeInstructionSet(getPreferredInstructionSet())); 7053 } 7054 } 7055 } 7056 } 7057 } 7058 } 7059 7060 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7061 synchronized (mPackages) { 7062 mResolverReplaced = true; 7063 // Set up information for custom user intent resolution activity. 7064 mResolveActivity.applicationInfo = pkg.applicationInfo; 7065 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7066 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7067 mResolveActivity.processName = pkg.applicationInfo.packageName; 7068 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7069 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7070 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7071 mResolveActivity.theme = 0; 7072 mResolveActivity.exported = true; 7073 mResolveActivity.enabled = true; 7074 mResolveInfo.activityInfo = mResolveActivity; 7075 mResolveInfo.priority = 0; 7076 mResolveInfo.preferredOrder = 0; 7077 mResolveInfo.match = 0; 7078 mResolveComponentName = mCustomResolverComponentName; 7079 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7080 mResolveComponentName); 7081 } 7082 } 7083 7084 private static String calculateBundledApkRoot(final String codePathString) { 7085 final File codePath = new File(codePathString); 7086 final File codeRoot; 7087 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7088 codeRoot = Environment.getRootDirectory(); 7089 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7090 codeRoot = Environment.getOemDirectory(); 7091 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7092 codeRoot = Environment.getVendorDirectory(); 7093 } else { 7094 // Unrecognized code path; take its top real segment as the apk root: 7095 // e.g. /something/app/blah.apk => /something 7096 try { 7097 File f = codePath.getCanonicalFile(); 7098 File parent = f.getParentFile(); // non-null because codePath is a file 7099 File tmp; 7100 while ((tmp = parent.getParentFile()) != null) { 7101 f = parent; 7102 parent = tmp; 7103 } 7104 codeRoot = f; 7105 Slog.w(TAG, "Unrecognized code path " 7106 + codePath + " - using " + codeRoot); 7107 } catch (IOException e) { 7108 // Can't canonicalize the code path -- shenanigans? 7109 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7110 return Environment.getRootDirectory().getPath(); 7111 } 7112 } 7113 return codeRoot.getPath(); 7114 } 7115 7116 /** 7117 * Derive and set the location of native libraries for the given package, 7118 * which varies depending on where and how the package was installed. 7119 */ 7120 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7121 final ApplicationInfo info = pkg.applicationInfo; 7122 final String codePath = pkg.codePath; 7123 final File codeFile = new File(codePath); 7124 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7125 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7126 7127 info.nativeLibraryRootDir = null; 7128 info.nativeLibraryRootRequiresIsa = false; 7129 info.nativeLibraryDir = null; 7130 info.secondaryNativeLibraryDir = null; 7131 7132 if (isApkFile(codeFile)) { 7133 // Monolithic install 7134 if (bundledApp) { 7135 // If "/system/lib64/apkname" exists, assume that is the per-package 7136 // native library directory to use; otherwise use "/system/lib/apkname". 7137 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7138 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7139 getPrimaryInstructionSet(info)); 7140 7141 // This is a bundled system app so choose the path based on the ABI. 7142 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7143 // is just the default path. 7144 final String apkName = deriveCodePathName(codePath); 7145 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7146 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7147 apkName).getAbsolutePath(); 7148 7149 if (info.secondaryCpuAbi != null) { 7150 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7151 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7152 secondaryLibDir, apkName).getAbsolutePath(); 7153 } 7154 } else if (asecApp) { 7155 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7156 .getAbsolutePath(); 7157 } else { 7158 final String apkName = deriveCodePathName(codePath); 7159 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7160 .getAbsolutePath(); 7161 } 7162 7163 info.nativeLibraryRootRequiresIsa = false; 7164 info.nativeLibraryDir = info.nativeLibraryRootDir; 7165 } else { 7166 // Cluster install 7167 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7168 info.nativeLibraryRootRequiresIsa = true; 7169 7170 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7171 getPrimaryInstructionSet(info)).getAbsolutePath(); 7172 7173 if (info.secondaryCpuAbi != null) { 7174 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7175 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7176 } 7177 } 7178 } 7179 7180 /** 7181 * Calculate the abis and roots for a bundled app. These can uniquely 7182 * be determined from the contents of the system partition, i.e whether 7183 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7184 * of this information, and instead assume that the system was built 7185 * sensibly. 7186 */ 7187 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7188 PackageSetting pkgSetting) { 7189 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7190 7191 // If "/system/lib64/apkname" exists, assume that is the per-package 7192 // native library directory to use; otherwise use "/system/lib/apkname". 7193 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7194 setBundledAppAbi(pkg, apkRoot, apkName); 7195 // pkgSetting might be null during rescan following uninstall of updates 7196 // to a bundled app, so accommodate that possibility. The settings in 7197 // that case will be established later from the parsed package. 7198 // 7199 // If the settings aren't null, sync them up with what we've just derived. 7200 // note that apkRoot isn't stored in the package settings. 7201 if (pkgSetting != null) { 7202 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7203 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7204 } 7205 } 7206 7207 /** 7208 * Deduces the ABI of a bundled app and sets the relevant fields on the 7209 * parsed pkg object. 7210 * 7211 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7212 * under which system libraries are installed. 7213 * @param apkName the name of the installed package. 7214 */ 7215 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7216 final File codeFile = new File(pkg.codePath); 7217 7218 final boolean has64BitLibs; 7219 final boolean has32BitLibs; 7220 if (isApkFile(codeFile)) { 7221 // Monolithic install 7222 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7223 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7224 } else { 7225 // Cluster install 7226 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7227 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7228 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7229 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7230 has64BitLibs = (new File(rootDir, isa)).exists(); 7231 } else { 7232 has64BitLibs = false; 7233 } 7234 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7235 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7236 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7237 has32BitLibs = (new File(rootDir, isa)).exists(); 7238 } else { 7239 has32BitLibs = false; 7240 } 7241 } 7242 7243 if (has64BitLibs && !has32BitLibs) { 7244 // The package has 64 bit libs, but not 32 bit libs. Its primary 7245 // ABI should be 64 bit. We can safely assume here that the bundled 7246 // native libraries correspond to the most preferred ABI in the list. 7247 7248 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7249 pkg.applicationInfo.secondaryCpuAbi = null; 7250 } else if (has32BitLibs && !has64BitLibs) { 7251 // The package has 32 bit libs but not 64 bit libs. Its primary 7252 // ABI should be 32 bit. 7253 7254 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7255 pkg.applicationInfo.secondaryCpuAbi = null; 7256 } else if (has32BitLibs && has64BitLibs) { 7257 // The application has both 64 and 32 bit bundled libraries. We check 7258 // here that the app declares multiArch support, and warn if it doesn't. 7259 // 7260 // We will be lenient here and record both ABIs. The primary will be the 7261 // ABI that's higher on the list, i.e, a device that's configured to prefer 7262 // 64 bit apps will see a 64 bit primary ABI, 7263 7264 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7265 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7266 } 7267 7268 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7269 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7270 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7271 } else { 7272 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7273 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7274 } 7275 } else { 7276 pkg.applicationInfo.primaryCpuAbi = null; 7277 pkg.applicationInfo.secondaryCpuAbi = null; 7278 } 7279 } 7280 7281 private void killApplication(String pkgName, int appId, String reason) { 7282 // Request the ActivityManager to kill the process(only for existing packages) 7283 // so that we do not end up in a confused state while the user is still using the older 7284 // version of the application while the new one gets installed. 7285 IActivityManager am = ActivityManagerNative.getDefault(); 7286 if (am != null) { 7287 try { 7288 am.killApplicationWithAppId(pkgName, appId, reason); 7289 } catch (RemoteException e) { 7290 } 7291 } 7292 } 7293 7294 void removePackageLI(PackageSetting ps, boolean chatty) { 7295 if (DEBUG_INSTALL) { 7296 if (chatty) 7297 Log.d(TAG, "Removing package " + ps.name); 7298 } 7299 7300 // writer 7301 synchronized (mPackages) { 7302 mPackages.remove(ps.name); 7303 final PackageParser.Package pkg = ps.pkg; 7304 if (pkg != null) { 7305 cleanPackageDataStructuresLILPw(pkg, chatty); 7306 } 7307 } 7308 } 7309 7310 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7311 if (DEBUG_INSTALL) { 7312 if (chatty) 7313 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7314 } 7315 7316 // writer 7317 synchronized (mPackages) { 7318 mPackages.remove(pkg.applicationInfo.packageName); 7319 cleanPackageDataStructuresLILPw(pkg, chatty); 7320 } 7321 } 7322 7323 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7324 int N = pkg.providers.size(); 7325 StringBuilder r = null; 7326 int i; 7327 for (i=0; i<N; i++) { 7328 PackageParser.Provider p = pkg.providers.get(i); 7329 mProviders.removeProvider(p); 7330 if (p.info.authority == null) { 7331 7332 /* There was another ContentProvider with this authority when 7333 * this app was installed so this authority is null, 7334 * Ignore it as we don't have to unregister the provider. 7335 */ 7336 continue; 7337 } 7338 String names[] = p.info.authority.split(";"); 7339 for (int j = 0; j < names.length; j++) { 7340 if (mProvidersByAuthority.get(names[j]) == p) { 7341 mProvidersByAuthority.remove(names[j]); 7342 if (DEBUG_REMOVE) { 7343 if (chatty) 7344 Log.d(TAG, "Unregistered content provider: " + names[j] 7345 + ", className = " + p.info.name + ", isSyncable = " 7346 + p.info.isSyncable); 7347 } 7348 } 7349 } 7350 if (DEBUG_REMOVE && chatty) { 7351 if (r == null) { 7352 r = new StringBuilder(256); 7353 } else { 7354 r.append(' '); 7355 } 7356 r.append(p.info.name); 7357 } 7358 } 7359 if (r != null) { 7360 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7361 } 7362 7363 N = pkg.services.size(); 7364 r = null; 7365 for (i=0; i<N; i++) { 7366 PackageParser.Service s = pkg.services.get(i); 7367 mServices.removeService(s); 7368 if (chatty) { 7369 if (r == null) { 7370 r = new StringBuilder(256); 7371 } else { 7372 r.append(' '); 7373 } 7374 r.append(s.info.name); 7375 } 7376 } 7377 if (r != null) { 7378 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7379 } 7380 7381 N = pkg.receivers.size(); 7382 r = null; 7383 for (i=0; i<N; i++) { 7384 PackageParser.Activity a = pkg.receivers.get(i); 7385 mReceivers.removeActivity(a, "receiver"); 7386 if (DEBUG_REMOVE && chatty) { 7387 if (r == null) { 7388 r = new StringBuilder(256); 7389 } else { 7390 r.append(' '); 7391 } 7392 r.append(a.info.name); 7393 } 7394 } 7395 if (r != null) { 7396 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7397 } 7398 7399 N = pkg.activities.size(); 7400 r = null; 7401 for (i=0; i<N; i++) { 7402 PackageParser.Activity a = pkg.activities.get(i); 7403 mActivities.removeActivity(a, "activity"); 7404 if (DEBUG_REMOVE && chatty) { 7405 if (r == null) { 7406 r = new StringBuilder(256); 7407 } else { 7408 r.append(' '); 7409 } 7410 r.append(a.info.name); 7411 } 7412 } 7413 if (r != null) { 7414 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7415 } 7416 7417 N = pkg.permissions.size(); 7418 r = null; 7419 for (i=0; i<N; i++) { 7420 PackageParser.Permission p = pkg.permissions.get(i); 7421 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7422 if (bp == null) { 7423 bp = mSettings.mPermissionTrees.get(p.info.name); 7424 } 7425 if (bp != null && bp.perm == p) { 7426 bp.perm = null; 7427 if (DEBUG_REMOVE && chatty) { 7428 if (r == null) { 7429 r = new StringBuilder(256); 7430 } else { 7431 r.append(' '); 7432 } 7433 r.append(p.info.name); 7434 } 7435 } 7436 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7437 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7438 if (appOpPerms != null) { 7439 appOpPerms.remove(pkg.packageName); 7440 } 7441 } 7442 } 7443 if (r != null) { 7444 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7445 } 7446 7447 N = pkg.requestedPermissions.size(); 7448 r = null; 7449 for (i=0; i<N; i++) { 7450 String perm = pkg.requestedPermissions.get(i); 7451 BasePermission bp = mSettings.mPermissions.get(perm); 7452 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7453 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7454 if (appOpPerms != null) { 7455 appOpPerms.remove(pkg.packageName); 7456 if (appOpPerms.isEmpty()) { 7457 mAppOpPermissionPackages.remove(perm); 7458 } 7459 } 7460 } 7461 } 7462 if (r != null) { 7463 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7464 } 7465 7466 N = pkg.instrumentation.size(); 7467 r = null; 7468 for (i=0; i<N; i++) { 7469 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7470 mInstrumentation.remove(a.getComponentName()); 7471 if (DEBUG_REMOVE && chatty) { 7472 if (r == null) { 7473 r = new StringBuilder(256); 7474 } else { 7475 r.append(' '); 7476 } 7477 r.append(a.info.name); 7478 } 7479 } 7480 if (r != null) { 7481 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7482 } 7483 7484 r = null; 7485 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7486 // Only system apps can hold shared libraries. 7487 if (pkg.libraryNames != null) { 7488 for (i=0; i<pkg.libraryNames.size(); i++) { 7489 String name = pkg.libraryNames.get(i); 7490 SharedLibraryEntry cur = mSharedLibraries.get(name); 7491 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7492 mSharedLibraries.remove(name); 7493 if (DEBUG_REMOVE && chatty) { 7494 if (r == null) { 7495 r = new StringBuilder(256); 7496 } else { 7497 r.append(' '); 7498 } 7499 r.append(name); 7500 } 7501 } 7502 } 7503 } 7504 } 7505 if (r != null) { 7506 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7507 } 7508 } 7509 7510 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7511 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7512 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7513 return true; 7514 } 7515 } 7516 return false; 7517 } 7518 7519 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7520 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7521 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7522 7523 private void updatePermissionsLPw(String changingPkg, 7524 PackageParser.Package pkgInfo, int flags) { 7525 // Make sure there are no dangling permission trees. 7526 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7527 while (it.hasNext()) { 7528 final BasePermission bp = it.next(); 7529 if (bp.packageSetting == null) { 7530 // We may not yet have parsed the package, so just see if 7531 // we still know about its settings. 7532 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7533 } 7534 if (bp.packageSetting == null) { 7535 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7536 + " from package " + bp.sourcePackage); 7537 it.remove(); 7538 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7539 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7540 Slog.i(TAG, "Removing old permission tree: " + bp.name 7541 + " from package " + bp.sourcePackage); 7542 flags |= UPDATE_PERMISSIONS_ALL; 7543 it.remove(); 7544 } 7545 } 7546 } 7547 7548 // Make sure all dynamic permissions have been assigned to a package, 7549 // and make sure there are no dangling permissions. 7550 it = mSettings.mPermissions.values().iterator(); 7551 while (it.hasNext()) { 7552 final BasePermission bp = it.next(); 7553 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7554 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7555 + bp.name + " pkg=" + bp.sourcePackage 7556 + " info=" + bp.pendingInfo); 7557 if (bp.packageSetting == null && bp.pendingInfo != null) { 7558 final BasePermission tree = findPermissionTreeLP(bp.name); 7559 if (tree != null && tree.perm != null) { 7560 bp.packageSetting = tree.packageSetting; 7561 bp.perm = new PackageParser.Permission(tree.perm.owner, 7562 new PermissionInfo(bp.pendingInfo)); 7563 bp.perm.info.packageName = tree.perm.info.packageName; 7564 bp.perm.info.name = bp.name; 7565 bp.uid = tree.uid; 7566 } 7567 } 7568 } 7569 if (bp.packageSetting == null) { 7570 // We may not yet have parsed the package, so just see if 7571 // we still know about its settings. 7572 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7573 } 7574 if (bp.packageSetting == null) { 7575 Slog.w(TAG, "Removing dangling permission: " + bp.name 7576 + " from package " + bp.sourcePackage); 7577 it.remove(); 7578 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7579 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7580 Slog.i(TAG, "Removing old permission: " + bp.name 7581 + " from package " + bp.sourcePackage); 7582 flags |= UPDATE_PERMISSIONS_ALL; 7583 it.remove(); 7584 } 7585 } 7586 } 7587 7588 // Now update the permissions for all packages, in particular 7589 // replace the granted permissions of the system packages. 7590 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7591 for (PackageParser.Package pkg : mPackages.values()) { 7592 if (pkg != pkgInfo) { 7593 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7594 changingPkg); 7595 } 7596 } 7597 } 7598 7599 if (pkgInfo != null) { 7600 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7601 } 7602 } 7603 7604 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7605 String packageOfInterest) { 7606 // IMPORTANT: There are two types of permissions: install and runtime. 7607 // Install time permissions are granted when the app is installed to 7608 // all device users and users added in the future. Runtime permissions 7609 // are granted at runtime explicitly to specific users. Normal and signature 7610 // protected permissions are install time permissions. Dangerous permissions 7611 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7612 // otherwise they are runtime permissions. This function does not manage 7613 // runtime permissions except for the case an app targeting Lollipop MR1 7614 // being upgraded to target a newer SDK, in which case dangerous permissions 7615 // are transformed from install time to runtime ones. 7616 7617 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7618 if (ps == null) { 7619 return; 7620 } 7621 7622 PermissionsState permissionsState = ps.getPermissionsState(); 7623 PermissionsState origPermissions = permissionsState; 7624 7625 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7626 7627 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7628 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7629 7630 boolean changedInstallPermission = false; 7631 7632 if (replace) { 7633 ps.installPermissionsFixed = false; 7634 if (!ps.isSharedUser()) { 7635 origPermissions = new PermissionsState(permissionsState); 7636 permissionsState.reset(); 7637 } 7638 } 7639 7640 permissionsState.setGlobalGids(mGlobalGids); 7641 7642 final int N = pkg.requestedPermissions.size(); 7643 for (int i=0; i<N; i++) { 7644 final String name = pkg.requestedPermissions.get(i); 7645 final BasePermission bp = mSettings.mPermissions.get(name); 7646 7647 if (DEBUG_INSTALL) { 7648 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7649 } 7650 7651 if (bp == null || bp.packageSetting == null) { 7652 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7653 Slog.w(TAG, "Unknown permission " + name 7654 + " in package " + pkg.packageName); 7655 } 7656 continue; 7657 } 7658 7659 final String perm = bp.name; 7660 boolean allowedSig = false; 7661 int grant = GRANT_DENIED; 7662 7663 // Keep track of app op permissions. 7664 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7665 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7666 if (pkgs == null) { 7667 pkgs = new ArraySet<>(); 7668 mAppOpPermissionPackages.put(bp.name, pkgs); 7669 } 7670 pkgs.add(pkg.packageName); 7671 } 7672 7673 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7674 switch (level) { 7675 case PermissionInfo.PROTECTION_NORMAL: { 7676 // For all apps normal permissions are install time ones. 7677 grant = GRANT_INSTALL; 7678 } break; 7679 7680 case PermissionInfo.PROTECTION_DANGEROUS: { 7681 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7682 // For legacy apps dangerous permissions are install time ones. 7683 grant = GRANT_INSTALL; 7684 } else if (ps.isSystem()) { 7685 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7686 if (origPermissions.hasInstallPermission(bp.name)) { 7687 // If a system app had an install permission, then the app was 7688 // upgraded and we grant the permissions as runtime to all users. 7689 grant = GRANT_UPGRADE; 7690 upgradeUserIds = currentUserIds; 7691 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7692 // If users changed since the last permissions update for a 7693 // system app, we grant the permission as runtime to the new users. 7694 grant = GRANT_UPGRADE; 7695 upgradeUserIds = currentUserIds; 7696 for (int userId : updatedUserIds) { 7697 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7698 } 7699 } else { 7700 // Otherwise, we grant the permission as runtime if the app 7701 // already had it, i.e. we preserve runtime permissions. 7702 grant = GRANT_RUNTIME; 7703 } 7704 } else if (origPermissions.hasInstallPermission(bp.name)) { 7705 // For legacy apps that became modern, install becomes runtime. 7706 grant = GRANT_UPGRADE; 7707 upgradeUserIds = currentUserIds; 7708 } else if (replace) { 7709 // For upgraded modern apps keep runtime permissions unchanged. 7710 grant = GRANT_RUNTIME; 7711 } 7712 } break; 7713 7714 case PermissionInfo.PROTECTION_SIGNATURE: { 7715 // For all apps signature permissions are install time ones. 7716 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7717 if (allowedSig) { 7718 grant = GRANT_INSTALL; 7719 } 7720 } break; 7721 } 7722 7723 if (DEBUG_INSTALL) { 7724 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7725 } 7726 7727 if (grant != GRANT_DENIED) { 7728 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7729 // If this is an existing, non-system package, then 7730 // we can't add any new permissions to it. 7731 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7732 // Except... if this is a permission that was added 7733 // to the platform (note: need to only do this when 7734 // updating the platform). 7735 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7736 grant = GRANT_DENIED; 7737 } 7738 } 7739 } 7740 7741 switch (grant) { 7742 case GRANT_INSTALL: { 7743 // Grant an install permission. 7744 if (permissionsState.grantInstallPermission(bp) != 7745 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7746 changedInstallPermission = true; 7747 } 7748 } break; 7749 7750 case GRANT_RUNTIME: { 7751 // Grant previously granted runtime permissions. 7752 for (int userId : UserManagerService.getInstance().getUserIds()) { 7753 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7754 PermissionState permissionState = origPermissions 7755 .getRuntimePermissionState(bp.name, userId); 7756 final int flags = permissionState.getFlags(); 7757 if (permissionsState.grantRuntimePermission(bp, userId) == 7758 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7759 // If we cannot put the permission as it was, we have to write. 7760 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7761 changedRuntimePermissionUserIds, userId); 7762 } else { 7763 // Propagate the permission flags. 7764 permissionsState.updatePermissionFlags(bp, userId, 7765 flags, flags); 7766 } 7767 } 7768 } 7769 } break; 7770 7771 case GRANT_UPGRADE: { 7772 // Grant runtime permissions for a previously held install permission. 7773 PermissionState permissionState = origPermissions 7774 .getInstallPermissionState(bp.name); 7775 final int flags = permissionState != null ? permissionState.getFlags() : 0; 7776 7777 origPermissions.revokeInstallPermission(bp); 7778 // We will be transferring the permission flags, so clear them. 7779 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 7780 PackageManager.MASK_PERMISSION_FLAGS, 0); 7781 7782 // If the permission is not to be promoted to runtime we ignore it and 7783 // also its other flags as they are not applicable to install permissions. 7784 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 7785 for (int userId : upgradeUserIds) { 7786 if (permissionsState.grantRuntimePermission(bp, userId) != 7787 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7788 // Transfer the permission flags. 7789 permissionsState.updatePermissionFlags(bp, userId, 7790 flags, flags); 7791 // If we granted the permission, we have to write. 7792 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7793 changedRuntimePermissionUserIds, userId); 7794 } 7795 } 7796 } 7797 } break; 7798 7799 default: { 7800 if (packageOfInterest == null 7801 || packageOfInterest.equals(pkg.packageName)) { 7802 Slog.w(TAG, "Not granting permission " + perm 7803 + " to package " + pkg.packageName 7804 + " because it was previously installed without"); 7805 } 7806 } break; 7807 } 7808 } else { 7809 if (permissionsState.revokeInstallPermission(bp) != 7810 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7811 // Also drop the permission flags. 7812 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 7813 PackageManager.MASK_PERMISSION_FLAGS, 0); 7814 changedInstallPermission = true; 7815 Slog.i(TAG, "Un-granting permission " + perm 7816 + " from package " + pkg.packageName 7817 + " (protectionLevel=" + bp.protectionLevel 7818 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7819 + ")"); 7820 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7821 // Don't print warning for app op permissions, since it is fine for them 7822 // not to be granted, there is a UI for the user to decide. 7823 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7824 Slog.w(TAG, "Not granting permission " + perm 7825 + " to package " + pkg.packageName 7826 + " (protectionLevel=" + bp.protectionLevel 7827 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7828 + ")"); 7829 } 7830 } 7831 } 7832 } 7833 7834 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7835 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7836 // This is the first that we have heard about this package, so the 7837 // permissions we have now selected are fixed until explicitly 7838 // changed. 7839 ps.installPermissionsFixed = true; 7840 } 7841 7842 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7843 7844 // Persist the runtime permissions state for users with changes. 7845 for (int userId : changedRuntimePermissionUserIds) { 7846 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7847 } 7848 } 7849 7850 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7851 boolean allowed = false; 7852 final int NP = PackageParser.NEW_PERMISSIONS.length; 7853 for (int ip=0; ip<NP; ip++) { 7854 final PackageParser.NewPermissionInfo npi 7855 = PackageParser.NEW_PERMISSIONS[ip]; 7856 if (npi.name.equals(perm) 7857 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7858 allowed = true; 7859 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7860 + pkg.packageName); 7861 break; 7862 } 7863 } 7864 return allowed; 7865 } 7866 7867 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7868 BasePermission bp, PermissionsState origPermissions) { 7869 boolean allowed; 7870 allowed = (compareSignatures( 7871 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7872 == PackageManager.SIGNATURE_MATCH) 7873 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7874 == PackageManager.SIGNATURE_MATCH); 7875 if (!allowed && (bp.protectionLevel 7876 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7877 if (isSystemApp(pkg)) { 7878 // For updated system applications, a system permission 7879 // is granted only if it had been defined by the original application. 7880 if (pkg.isUpdatedSystemApp()) { 7881 final PackageSetting sysPs = mSettings 7882 .getDisabledSystemPkgLPr(pkg.packageName); 7883 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7884 // If the original was granted this permission, we take 7885 // that grant decision as read and propagate it to the 7886 // update. 7887 if (sysPs.isPrivileged()) { 7888 allowed = true; 7889 } 7890 } else { 7891 // The system apk may have been updated with an older 7892 // version of the one on the data partition, but which 7893 // granted a new system permission that it didn't have 7894 // before. In this case we do want to allow the app to 7895 // now get the new permission if the ancestral apk is 7896 // privileged to get it. 7897 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7898 for (int j=0; 7899 j<sysPs.pkg.requestedPermissions.size(); j++) { 7900 if (perm.equals( 7901 sysPs.pkg.requestedPermissions.get(j))) { 7902 allowed = true; 7903 break; 7904 } 7905 } 7906 } 7907 } 7908 } else { 7909 allowed = isPrivilegedApp(pkg); 7910 } 7911 } 7912 } 7913 if (!allowed && (bp.protectionLevel 7914 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7915 // For development permissions, a development permission 7916 // is granted only if it was already granted. 7917 allowed = origPermissions.hasInstallPermission(perm); 7918 } 7919 return allowed; 7920 } 7921 7922 final class ActivityIntentResolver 7923 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7924 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7925 boolean defaultOnly, int userId) { 7926 if (!sUserManager.exists(userId)) return null; 7927 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7928 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7929 } 7930 7931 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7932 int userId) { 7933 if (!sUserManager.exists(userId)) return null; 7934 mFlags = flags; 7935 return super.queryIntent(intent, resolvedType, 7936 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7937 } 7938 7939 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7940 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7941 if (!sUserManager.exists(userId)) return null; 7942 if (packageActivities == null) { 7943 return null; 7944 } 7945 mFlags = flags; 7946 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7947 final int N = packageActivities.size(); 7948 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7949 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7950 7951 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7952 for (int i = 0; i < N; ++i) { 7953 intentFilters = packageActivities.get(i).intents; 7954 if (intentFilters != null && intentFilters.size() > 0) { 7955 PackageParser.ActivityIntentInfo[] array = 7956 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7957 intentFilters.toArray(array); 7958 listCut.add(array); 7959 } 7960 } 7961 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7962 } 7963 7964 public final void addActivity(PackageParser.Activity a, String type) { 7965 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7966 mActivities.put(a.getComponentName(), a); 7967 if (DEBUG_SHOW_INFO) 7968 Log.v( 7969 TAG, " " + type + " " + 7970 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7971 if (DEBUG_SHOW_INFO) 7972 Log.v(TAG, " Class=" + a.info.name); 7973 final int NI = a.intents.size(); 7974 for (int j=0; j<NI; j++) { 7975 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7976 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7977 intent.setPriority(0); 7978 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7979 + a.className + " with priority > 0, forcing to 0"); 7980 } 7981 if (DEBUG_SHOW_INFO) { 7982 Log.v(TAG, " IntentFilter:"); 7983 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7984 } 7985 if (!intent.debugCheck()) { 7986 Log.w(TAG, "==> For Activity " + a.info.name); 7987 } 7988 addFilter(intent); 7989 } 7990 } 7991 7992 public final void removeActivity(PackageParser.Activity a, String type) { 7993 mActivities.remove(a.getComponentName()); 7994 if (DEBUG_SHOW_INFO) { 7995 Log.v(TAG, " " + type + " " 7996 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7997 : a.info.name) + ":"); 7998 Log.v(TAG, " Class=" + a.info.name); 7999 } 8000 final int NI = a.intents.size(); 8001 for (int j=0; j<NI; j++) { 8002 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8003 if (DEBUG_SHOW_INFO) { 8004 Log.v(TAG, " IntentFilter:"); 8005 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8006 } 8007 removeFilter(intent); 8008 } 8009 } 8010 8011 @Override 8012 protected boolean allowFilterResult( 8013 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8014 ActivityInfo filterAi = filter.activity.info; 8015 for (int i=dest.size()-1; i>=0; i--) { 8016 ActivityInfo destAi = dest.get(i).activityInfo; 8017 if (destAi.name == filterAi.name 8018 && destAi.packageName == filterAi.packageName) { 8019 return false; 8020 } 8021 } 8022 return true; 8023 } 8024 8025 @Override 8026 protected ActivityIntentInfo[] newArray(int size) { 8027 return new ActivityIntentInfo[size]; 8028 } 8029 8030 @Override 8031 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8032 if (!sUserManager.exists(userId)) return true; 8033 PackageParser.Package p = filter.activity.owner; 8034 if (p != null) { 8035 PackageSetting ps = (PackageSetting)p.mExtras; 8036 if (ps != null) { 8037 // System apps are never considered stopped for purposes of 8038 // filtering, because there may be no way for the user to 8039 // actually re-launch them. 8040 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8041 && ps.getStopped(userId); 8042 } 8043 } 8044 return false; 8045 } 8046 8047 @Override 8048 protected boolean isPackageForFilter(String packageName, 8049 PackageParser.ActivityIntentInfo info) { 8050 return packageName.equals(info.activity.owner.packageName); 8051 } 8052 8053 @Override 8054 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8055 int match, int userId) { 8056 if (!sUserManager.exists(userId)) return null; 8057 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8058 return null; 8059 } 8060 final PackageParser.Activity activity = info.activity; 8061 if (mSafeMode && (activity.info.applicationInfo.flags 8062 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8063 return null; 8064 } 8065 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8066 if (ps == null) { 8067 return null; 8068 } 8069 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8070 ps.readUserState(userId), userId); 8071 if (ai == null) { 8072 return null; 8073 } 8074 final ResolveInfo res = new ResolveInfo(); 8075 res.activityInfo = ai; 8076 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8077 res.filter = info; 8078 } 8079 if (info != null) { 8080 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8081 } 8082 res.priority = info.getPriority(); 8083 res.preferredOrder = activity.owner.mPreferredOrder; 8084 //System.out.println("Result: " + res.activityInfo.className + 8085 // " = " + res.priority); 8086 res.match = match; 8087 res.isDefault = info.hasDefault; 8088 res.labelRes = info.labelRes; 8089 res.nonLocalizedLabel = info.nonLocalizedLabel; 8090 if (userNeedsBadging(userId)) { 8091 res.noResourceId = true; 8092 } else { 8093 res.icon = info.icon; 8094 } 8095 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8096 return res; 8097 } 8098 8099 @Override 8100 protected void sortResults(List<ResolveInfo> results) { 8101 Collections.sort(results, mResolvePrioritySorter); 8102 } 8103 8104 @Override 8105 protected void dumpFilter(PrintWriter out, String prefix, 8106 PackageParser.ActivityIntentInfo filter) { 8107 out.print(prefix); out.print( 8108 Integer.toHexString(System.identityHashCode(filter.activity))); 8109 out.print(' '); 8110 filter.activity.printComponentShortName(out); 8111 out.print(" filter "); 8112 out.println(Integer.toHexString(System.identityHashCode(filter))); 8113 } 8114 8115 @Override 8116 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8117 return filter.activity; 8118 } 8119 8120 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8121 PackageParser.Activity activity = (PackageParser.Activity)label; 8122 out.print(prefix); out.print( 8123 Integer.toHexString(System.identityHashCode(activity))); 8124 out.print(' '); 8125 activity.printComponentShortName(out); 8126 if (count > 1) { 8127 out.print(" ("); out.print(count); out.print(" filters)"); 8128 } 8129 out.println(); 8130 } 8131 8132// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8133// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8134// final List<ResolveInfo> retList = Lists.newArrayList(); 8135// while (i.hasNext()) { 8136// final ResolveInfo resolveInfo = i.next(); 8137// if (isEnabledLP(resolveInfo.activityInfo)) { 8138// retList.add(resolveInfo); 8139// } 8140// } 8141// return retList; 8142// } 8143 8144 // Keys are String (activity class name), values are Activity. 8145 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8146 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8147 private int mFlags; 8148 } 8149 8150 private final class ServiceIntentResolver 8151 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8152 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8153 boolean defaultOnly, int userId) { 8154 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8155 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8156 } 8157 8158 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8159 int userId) { 8160 if (!sUserManager.exists(userId)) return null; 8161 mFlags = flags; 8162 return super.queryIntent(intent, resolvedType, 8163 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8164 } 8165 8166 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8167 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8168 if (!sUserManager.exists(userId)) return null; 8169 if (packageServices == null) { 8170 return null; 8171 } 8172 mFlags = flags; 8173 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8174 final int N = packageServices.size(); 8175 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8176 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8177 8178 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8179 for (int i = 0; i < N; ++i) { 8180 intentFilters = packageServices.get(i).intents; 8181 if (intentFilters != null && intentFilters.size() > 0) { 8182 PackageParser.ServiceIntentInfo[] array = 8183 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8184 intentFilters.toArray(array); 8185 listCut.add(array); 8186 } 8187 } 8188 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8189 } 8190 8191 public final void addService(PackageParser.Service s) { 8192 mServices.put(s.getComponentName(), s); 8193 if (DEBUG_SHOW_INFO) { 8194 Log.v(TAG, " " 8195 + (s.info.nonLocalizedLabel != null 8196 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8197 Log.v(TAG, " Class=" + s.info.name); 8198 } 8199 final int NI = s.intents.size(); 8200 int j; 8201 for (j=0; j<NI; j++) { 8202 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8203 if (DEBUG_SHOW_INFO) { 8204 Log.v(TAG, " IntentFilter:"); 8205 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8206 } 8207 if (!intent.debugCheck()) { 8208 Log.w(TAG, "==> For Service " + s.info.name); 8209 } 8210 addFilter(intent); 8211 } 8212 } 8213 8214 public final void removeService(PackageParser.Service s) { 8215 mServices.remove(s.getComponentName()); 8216 if (DEBUG_SHOW_INFO) { 8217 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8218 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8219 Log.v(TAG, " Class=" + s.info.name); 8220 } 8221 final int NI = s.intents.size(); 8222 int j; 8223 for (j=0; j<NI; j++) { 8224 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8225 if (DEBUG_SHOW_INFO) { 8226 Log.v(TAG, " IntentFilter:"); 8227 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8228 } 8229 removeFilter(intent); 8230 } 8231 } 8232 8233 @Override 8234 protected boolean allowFilterResult( 8235 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8236 ServiceInfo filterSi = filter.service.info; 8237 for (int i=dest.size()-1; i>=0; i--) { 8238 ServiceInfo destAi = dest.get(i).serviceInfo; 8239 if (destAi.name == filterSi.name 8240 && destAi.packageName == filterSi.packageName) { 8241 return false; 8242 } 8243 } 8244 return true; 8245 } 8246 8247 @Override 8248 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8249 return new PackageParser.ServiceIntentInfo[size]; 8250 } 8251 8252 @Override 8253 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8254 if (!sUserManager.exists(userId)) return true; 8255 PackageParser.Package p = filter.service.owner; 8256 if (p != null) { 8257 PackageSetting ps = (PackageSetting)p.mExtras; 8258 if (ps != null) { 8259 // System apps are never considered stopped for purposes of 8260 // filtering, because there may be no way for the user to 8261 // actually re-launch them. 8262 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8263 && ps.getStopped(userId); 8264 } 8265 } 8266 return false; 8267 } 8268 8269 @Override 8270 protected boolean isPackageForFilter(String packageName, 8271 PackageParser.ServiceIntentInfo info) { 8272 return packageName.equals(info.service.owner.packageName); 8273 } 8274 8275 @Override 8276 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8277 int match, int userId) { 8278 if (!sUserManager.exists(userId)) return null; 8279 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8280 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8281 return null; 8282 } 8283 final PackageParser.Service service = info.service; 8284 if (mSafeMode && (service.info.applicationInfo.flags 8285 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8286 return null; 8287 } 8288 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8289 if (ps == null) { 8290 return null; 8291 } 8292 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8293 ps.readUserState(userId), userId); 8294 if (si == null) { 8295 return null; 8296 } 8297 final ResolveInfo res = new ResolveInfo(); 8298 res.serviceInfo = si; 8299 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8300 res.filter = filter; 8301 } 8302 res.priority = info.getPriority(); 8303 res.preferredOrder = service.owner.mPreferredOrder; 8304 res.match = match; 8305 res.isDefault = info.hasDefault; 8306 res.labelRes = info.labelRes; 8307 res.nonLocalizedLabel = info.nonLocalizedLabel; 8308 res.icon = info.icon; 8309 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8310 return res; 8311 } 8312 8313 @Override 8314 protected void sortResults(List<ResolveInfo> results) { 8315 Collections.sort(results, mResolvePrioritySorter); 8316 } 8317 8318 @Override 8319 protected void dumpFilter(PrintWriter out, String prefix, 8320 PackageParser.ServiceIntentInfo filter) { 8321 out.print(prefix); out.print( 8322 Integer.toHexString(System.identityHashCode(filter.service))); 8323 out.print(' '); 8324 filter.service.printComponentShortName(out); 8325 out.print(" filter "); 8326 out.println(Integer.toHexString(System.identityHashCode(filter))); 8327 } 8328 8329 @Override 8330 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8331 return filter.service; 8332 } 8333 8334 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8335 PackageParser.Service service = (PackageParser.Service)label; 8336 out.print(prefix); out.print( 8337 Integer.toHexString(System.identityHashCode(service))); 8338 out.print(' '); 8339 service.printComponentShortName(out); 8340 if (count > 1) { 8341 out.print(" ("); out.print(count); out.print(" filters)"); 8342 } 8343 out.println(); 8344 } 8345 8346// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8347// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8348// final List<ResolveInfo> retList = Lists.newArrayList(); 8349// while (i.hasNext()) { 8350// final ResolveInfo resolveInfo = (ResolveInfo) i; 8351// if (isEnabledLP(resolveInfo.serviceInfo)) { 8352// retList.add(resolveInfo); 8353// } 8354// } 8355// return retList; 8356// } 8357 8358 // Keys are String (activity class name), values are Activity. 8359 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8360 = new ArrayMap<ComponentName, PackageParser.Service>(); 8361 private int mFlags; 8362 }; 8363 8364 private final class ProviderIntentResolver 8365 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8366 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8367 boolean defaultOnly, int userId) { 8368 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8369 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8370 } 8371 8372 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8373 int userId) { 8374 if (!sUserManager.exists(userId)) 8375 return null; 8376 mFlags = flags; 8377 return super.queryIntent(intent, resolvedType, 8378 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8379 } 8380 8381 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8382 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8383 if (!sUserManager.exists(userId)) 8384 return null; 8385 if (packageProviders == null) { 8386 return null; 8387 } 8388 mFlags = flags; 8389 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8390 final int N = packageProviders.size(); 8391 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8392 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8393 8394 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8395 for (int i = 0; i < N; ++i) { 8396 intentFilters = packageProviders.get(i).intents; 8397 if (intentFilters != null && intentFilters.size() > 0) { 8398 PackageParser.ProviderIntentInfo[] array = 8399 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8400 intentFilters.toArray(array); 8401 listCut.add(array); 8402 } 8403 } 8404 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8405 } 8406 8407 public final void addProvider(PackageParser.Provider p) { 8408 if (mProviders.containsKey(p.getComponentName())) { 8409 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8410 return; 8411 } 8412 8413 mProviders.put(p.getComponentName(), p); 8414 if (DEBUG_SHOW_INFO) { 8415 Log.v(TAG, " " 8416 + (p.info.nonLocalizedLabel != null 8417 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8418 Log.v(TAG, " Class=" + p.info.name); 8419 } 8420 final int NI = p.intents.size(); 8421 int j; 8422 for (j = 0; j < NI; j++) { 8423 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8424 if (DEBUG_SHOW_INFO) { 8425 Log.v(TAG, " IntentFilter:"); 8426 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8427 } 8428 if (!intent.debugCheck()) { 8429 Log.w(TAG, "==> For Provider " + p.info.name); 8430 } 8431 addFilter(intent); 8432 } 8433 } 8434 8435 public final void removeProvider(PackageParser.Provider p) { 8436 mProviders.remove(p.getComponentName()); 8437 if (DEBUG_SHOW_INFO) { 8438 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8439 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8440 Log.v(TAG, " Class=" + p.info.name); 8441 } 8442 final int NI = p.intents.size(); 8443 int j; 8444 for (j = 0; j < NI; j++) { 8445 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8446 if (DEBUG_SHOW_INFO) { 8447 Log.v(TAG, " IntentFilter:"); 8448 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8449 } 8450 removeFilter(intent); 8451 } 8452 } 8453 8454 @Override 8455 protected boolean allowFilterResult( 8456 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8457 ProviderInfo filterPi = filter.provider.info; 8458 for (int i = dest.size() - 1; i >= 0; i--) { 8459 ProviderInfo destPi = dest.get(i).providerInfo; 8460 if (destPi.name == filterPi.name 8461 && destPi.packageName == filterPi.packageName) { 8462 return false; 8463 } 8464 } 8465 return true; 8466 } 8467 8468 @Override 8469 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8470 return new PackageParser.ProviderIntentInfo[size]; 8471 } 8472 8473 @Override 8474 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8475 if (!sUserManager.exists(userId)) 8476 return true; 8477 PackageParser.Package p = filter.provider.owner; 8478 if (p != null) { 8479 PackageSetting ps = (PackageSetting) p.mExtras; 8480 if (ps != null) { 8481 // System apps are never considered stopped for purposes of 8482 // filtering, because there may be no way for the user to 8483 // actually re-launch them. 8484 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8485 && ps.getStopped(userId); 8486 } 8487 } 8488 return false; 8489 } 8490 8491 @Override 8492 protected boolean isPackageForFilter(String packageName, 8493 PackageParser.ProviderIntentInfo info) { 8494 return packageName.equals(info.provider.owner.packageName); 8495 } 8496 8497 @Override 8498 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8499 int match, int userId) { 8500 if (!sUserManager.exists(userId)) 8501 return null; 8502 final PackageParser.ProviderIntentInfo info = filter; 8503 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8504 return null; 8505 } 8506 final PackageParser.Provider provider = info.provider; 8507 if (mSafeMode && (provider.info.applicationInfo.flags 8508 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8509 return null; 8510 } 8511 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8512 if (ps == null) { 8513 return null; 8514 } 8515 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8516 ps.readUserState(userId), userId); 8517 if (pi == null) { 8518 return null; 8519 } 8520 final ResolveInfo res = new ResolveInfo(); 8521 res.providerInfo = pi; 8522 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8523 res.filter = filter; 8524 } 8525 res.priority = info.getPriority(); 8526 res.preferredOrder = provider.owner.mPreferredOrder; 8527 res.match = match; 8528 res.isDefault = info.hasDefault; 8529 res.labelRes = info.labelRes; 8530 res.nonLocalizedLabel = info.nonLocalizedLabel; 8531 res.icon = info.icon; 8532 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8533 return res; 8534 } 8535 8536 @Override 8537 protected void sortResults(List<ResolveInfo> results) { 8538 Collections.sort(results, mResolvePrioritySorter); 8539 } 8540 8541 @Override 8542 protected void dumpFilter(PrintWriter out, String prefix, 8543 PackageParser.ProviderIntentInfo filter) { 8544 out.print(prefix); 8545 out.print( 8546 Integer.toHexString(System.identityHashCode(filter.provider))); 8547 out.print(' '); 8548 filter.provider.printComponentShortName(out); 8549 out.print(" filter "); 8550 out.println(Integer.toHexString(System.identityHashCode(filter))); 8551 } 8552 8553 @Override 8554 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8555 return filter.provider; 8556 } 8557 8558 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8559 PackageParser.Provider provider = (PackageParser.Provider)label; 8560 out.print(prefix); out.print( 8561 Integer.toHexString(System.identityHashCode(provider))); 8562 out.print(' '); 8563 provider.printComponentShortName(out); 8564 if (count > 1) { 8565 out.print(" ("); out.print(count); out.print(" filters)"); 8566 } 8567 out.println(); 8568 } 8569 8570 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8571 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8572 private int mFlags; 8573 }; 8574 8575 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8576 new Comparator<ResolveInfo>() { 8577 public int compare(ResolveInfo r1, ResolveInfo r2) { 8578 int v1 = r1.priority; 8579 int v2 = r2.priority; 8580 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8581 if (v1 != v2) { 8582 return (v1 > v2) ? -1 : 1; 8583 } 8584 v1 = r1.preferredOrder; 8585 v2 = r2.preferredOrder; 8586 if (v1 != v2) { 8587 return (v1 > v2) ? -1 : 1; 8588 } 8589 if (r1.isDefault != r2.isDefault) { 8590 return r1.isDefault ? -1 : 1; 8591 } 8592 v1 = r1.match; 8593 v2 = r2.match; 8594 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8595 if (v1 != v2) { 8596 return (v1 > v2) ? -1 : 1; 8597 } 8598 if (r1.system != r2.system) { 8599 return r1.system ? -1 : 1; 8600 } 8601 return 0; 8602 } 8603 }; 8604 8605 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8606 new Comparator<ProviderInfo>() { 8607 public int compare(ProviderInfo p1, ProviderInfo p2) { 8608 final int v1 = p1.initOrder; 8609 final int v2 = p2.initOrder; 8610 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8611 } 8612 }; 8613 8614 final void sendPackageBroadcast(final String action, final String pkg, 8615 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8616 final int[] userIds) { 8617 mHandler.post(new Runnable() { 8618 @Override 8619 public void run() { 8620 try { 8621 final IActivityManager am = ActivityManagerNative.getDefault(); 8622 if (am == null) return; 8623 final int[] resolvedUserIds; 8624 if (userIds == null) { 8625 resolvedUserIds = am.getRunningUserIds(); 8626 } else { 8627 resolvedUserIds = userIds; 8628 } 8629 for (int id : resolvedUserIds) { 8630 final Intent intent = new Intent(action, 8631 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8632 if (extras != null) { 8633 intent.putExtras(extras); 8634 } 8635 if (targetPkg != null) { 8636 intent.setPackage(targetPkg); 8637 } 8638 // Modify the UID when posting to other users 8639 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8640 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8641 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8642 intent.putExtra(Intent.EXTRA_UID, uid); 8643 } 8644 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8645 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8646 if (DEBUG_BROADCASTS) { 8647 RuntimeException here = new RuntimeException("here"); 8648 here.fillInStackTrace(); 8649 Slog.d(TAG, "Sending to user " + id + ": " 8650 + intent.toShortString(false, true, false, false) 8651 + " " + intent.getExtras(), here); 8652 } 8653 am.broadcastIntent(null, intent, null, finishedReceiver, 8654 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8655 finishedReceiver != null, false, id); 8656 } 8657 } catch (RemoteException ex) { 8658 } 8659 } 8660 }); 8661 } 8662 8663 /** 8664 * Check if the external storage media is available. This is true if there 8665 * is a mounted external storage medium or if the external storage is 8666 * emulated. 8667 */ 8668 private boolean isExternalMediaAvailable() { 8669 return mMediaMounted || Environment.isExternalStorageEmulated(); 8670 } 8671 8672 @Override 8673 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8674 // writer 8675 synchronized (mPackages) { 8676 if (!isExternalMediaAvailable()) { 8677 // If the external storage is no longer mounted at this point, 8678 // the caller may not have been able to delete all of this 8679 // packages files and can not delete any more. Bail. 8680 return null; 8681 } 8682 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8683 if (lastPackage != null) { 8684 pkgs.remove(lastPackage); 8685 } 8686 if (pkgs.size() > 0) { 8687 return pkgs.get(0); 8688 } 8689 } 8690 return null; 8691 } 8692 8693 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8694 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8695 userId, andCode ? 1 : 0, packageName); 8696 if (mSystemReady) { 8697 msg.sendToTarget(); 8698 } else { 8699 if (mPostSystemReadyMessages == null) { 8700 mPostSystemReadyMessages = new ArrayList<>(); 8701 } 8702 mPostSystemReadyMessages.add(msg); 8703 } 8704 } 8705 8706 void startCleaningPackages() { 8707 // reader 8708 synchronized (mPackages) { 8709 if (!isExternalMediaAvailable()) { 8710 return; 8711 } 8712 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8713 return; 8714 } 8715 } 8716 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8717 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8718 IActivityManager am = ActivityManagerNative.getDefault(); 8719 if (am != null) { 8720 try { 8721 am.startService(null, intent, null, UserHandle.USER_OWNER); 8722 } catch (RemoteException e) { 8723 } 8724 } 8725 } 8726 8727 @Override 8728 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8729 int installFlags, String installerPackageName, VerificationParams verificationParams, 8730 String packageAbiOverride) { 8731 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8732 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8733 } 8734 8735 @Override 8736 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8737 int installFlags, String installerPackageName, VerificationParams verificationParams, 8738 String packageAbiOverride, int userId) { 8739 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8740 8741 final int callingUid = Binder.getCallingUid(); 8742 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8743 8744 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8745 try { 8746 if (observer != null) { 8747 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8748 } 8749 } catch (RemoteException re) { 8750 } 8751 return; 8752 } 8753 8754 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8755 installFlags |= PackageManager.INSTALL_FROM_ADB; 8756 8757 } else { 8758 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8759 // about installerPackageName. 8760 8761 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8762 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8763 } 8764 8765 UserHandle user; 8766 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8767 user = UserHandle.ALL; 8768 } else { 8769 user = new UserHandle(userId); 8770 } 8771 8772 // Only system components can circumvent runtime permissions when installing. 8773 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8774 && mContext.checkCallingOrSelfPermission(Manifest.permission 8775 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8776 throw new SecurityException("You need the " 8777 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8778 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8779 } 8780 8781 verificationParams.setInstallerUid(callingUid); 8782 8783 final File originFile = new File(originPath); 8784 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8785 8786 final Message msg = mHandler.obtainMessage(INIT_COPY); 8787 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 8788 null, verificationParams, user, packageAbiOverride); 8789 mHandler.sendMessage(msg); 8790 } 8791 8792 void installStage(String packageName, File stagedDir, String stagedCid, 8793 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8794 String installerPackageName, int installerUid, UserHandle user) { 8795 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8796 params.referrerUri, installerUid, null); 8797 8798 final OriginInfo origin; 8799 if (stagedDir != null) { 8800 origin = OriginInfo.fromStagedFile(stagedDir); 8801 } else { 8802 origin = OriginInfo.fromStagedContainer(stagedCid); 8803 } 8804 8805 final Message msg = mHandler.obtainMessage(INIT_COPY); 8806 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 8807 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8808 mHandler.sendMessage(msg); 8809 } 8810 8811 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8812 Bundle extras = new Bundle(1); 8813 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8814 8815 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8816 packageName, extras, null, null, new int[] {userId}); 8817 try { 8818 IActivityManager am = ActivityManagerNative.getDefault(); 8819 final boolean isSystem = 8820 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8821 if (isSystem && am.isUserRunning(userId, false)) { 8822 // The just-installed/enabled app is bundled on the system, so presumed 8823 // to be able to run automatically without needing an explicit launch. 8824 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8825 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8826 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8827 .setPackage(packageName); 8828 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8829 android.app.AppOpsManager.OP_NONE, false, false, userId); 8830 } 8831 } catch (RemoteException e) { 8832 // shouldn't happen 8833 Slog.w(TAG, "Unable to bootstrap installed package", e); 8834 } 8835 } 8836 8837 @Override 8838 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8839 int userId) { 8840 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8841 PackageSetting pkgSetting; 8842 final int uid = Binder.getCallingUid(); 8843 enforceCrossUserPermission(uid, userId, true, true, 8844 "setApplicationHiddenSetting for user " + userId); 8845 8846 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8847 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8848 return false; 8849 } 8850 8851 long callingId = Binder.clearCallingIdentity(); 8852 try { 8853 boolean sendAdded = false; 8854 boolean sendRemoved = false; 8855 // writer 8856 synchronized (mPackages) { 8857 pkgSetting = mSettings.mPackages.get(packageName); 8858 if (pkgSetting == null) { 8859 return false; 8860 } 8861 if (pkgSetting.getHidden(userId) != hidden) { 8862 pkgSetting.setHidden(hidden, userId); 8863 mSettings.writePackageRestrictionsLPr(userId); 8864 if (hidden) { 8865 sendRemoved = true; 8866 } else { 8867 sendAdded = true; 8868 } 8869 } 8870 } 8871 if (sendAdded) { 8872 sendPackageAddedForUser(packageName, pkgSetting, userId); 8873 return true; 8874 } 8875 if (sendRemoved) { 8876 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8877 "hiding pkg"); 8878 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8879 } 8880 } finally { 8881 Binder.restoreCallingIdentity(callingId); 8882 } 8883 return false; 8884 } 8885 8886 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8887 int userId) { 8888 final PackageRemovedInfo info = new PackageRemovedInfo(); 8889 info.removedPackage = packageName; 8890 info.removedUsers = new int[] {userId}; 8891 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8892 info.sendBroadcast(false, false, false); 8893 } 8894 8895 /** 8896 * Returns true if application is not found or there was an error. Otherwise it returns 8897 * the hidden state of the package for the given user. 8898 */ 8899 @Override 8900 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8901 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8902 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8903 false, "getApplicationHidden for user " + userId); 8904 PackageSetting pkgSetting; 8905 long callingId = Binder.clearCallingIdentity(); 8906 try { 8907 // writer 8908 synchronized (mPackages) { 8909 pkgSetting = mSettings.mPackages.get(packageName); 8910 if (pkgSetting == null) { 8911 return true; 8912 } 8913 return pkgSetting.getHidden(userId); 8914 } 8915 } finally { 8916 Binder.restoreCallingIdentity(callingId); 8917 } 8918 } 8919 8920 /** 8921 * @hide 8922 */ 8923 @Override 8924 public int installExistingPackageAsUser(String packageName, int userId) { 8925 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8926 null); 8927 PackageSetting pkgSetting; 8928 final int uid = Binder.getCallingUid(); 8929 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8930 + userId); 8931 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8932 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8933 } 8934 8935 long callingId = Binder.clearCallingIdentity(); 8936 try { 8937 boolean sendAdded = false; 8938 8939 // writer 8940 synchronized (mPackages) { 8941 pkgSetting = mSettings.mPackages.get(packageName); 8942 if (pkgSetting == null) { 8943 return PackageManager.INSTALL_FAILED_INVALID_URI; 8944 } 8945 if (!pkgSetting.getInstalled(userId)) { 8946 pkgSetting.setInstalled(true, userId); 8947 pkgSetting.setHidden(false, userId); 8948 mSettings.writePackageRestrictionsLPr(userId); 8949 sendAdded = true; 8950 } 8951 } 8952 8953 if (sendAdded) { 8954 sendPackageAddedForUser(packageName, pkgSetting, userId); 8955 } 8956 } finally { 8957 Binder.restoreCallingIdentity(callingId); 8958 } 8959 8960 return PackageManager.INSTALL_SUCCEEDED; 8961 } 8962 8963 boolean isUserRestricted(int userId, String restrictionKey) { 8964 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8965 if (restrictions.getBoolean(restrictionKey, false)) { 8966 Log.w(TAG, "User is restricted: " + restrictionKey); 8967 return true; 8968 } 8969 return false; 8970 } 8971 8972 @Override 8973 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8974 mContext.enforceCallingOrSelfPermission( 8975 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8976 "Only package verification agents can verify applications"); 8977 8978 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8979 final PackageVerificationResponse response = new PackageVerificationResponse( 8980 verificationCode, Binder.getCallingUid()); 8981 msg.arg1 = id; 8982 msg.obj = response; 8983 mHandler.sendMessage(msg); 8984 } 8985 8986 @Override 8987 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8988 long millisecondsToDelay) { 8989 mContext.enforceCallingOrSelfPermission( 8990 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8991 "Only package verification agents can extend verification timeouts"); 8992 8993 final PackageVerificationState state = mPendingVerification.get(id); 8994 final PackageVerificationResponse response = new PackageVerificationResponse( 8995 verificationCodeAtTimeout, Binder.getCallingUid()); 8996 8997 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8998 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8999 } 9000 if (millisecondsToDelay < 0) { 9001 millisecondsToDelay = 0; 9002 } 9003 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9004 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9005 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9006 } 9007 9008 if ((state != null) && !state.timeoutExtended()) { 9009 state.extendTimeout(); 9010 9011 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9012 msg.arg1 = id; 9013 msg.obj = response; 9014 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9015 } 9016 } 9017 9018 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9019 int verificationCode, UserHandle user) { 9020 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9021 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9022 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9023 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9024 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9025 9026 mContext.sendBroadcastAsUser(intent, user, 9027 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9028 } 9029 9030 private ComponentName matchComponentForVerifier(String packageName, 9031 List<ResolveInfo> receivers) { 9032 ActivityInfo targetReceiver = null; 9033 9034 final int NR = receivers.size(); 9035 for (int i = 0; i < NR; i++) { 9036 final ResolveInfo info = receivers.get(i); 9037 if (info.activityInfo == null) { 9038 continue; 9039 } 9040 9041 if (packageName.equals(info.activityInfo.packageName)) { 9042 targetReceiver = info.activityInfo; 9043 break; 9044 } 9045 } 9046 9047 if (targetReceiver == null) { 9048 return null; 9049 } 9050 9051 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9052 } 9053 9054 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9055 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9056 if (pkgInfo.verifiers.length == 0) { 9057 return null; 9058 } 9059 9060 final int N = pkgInfo.verifiers.length; 9061 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9062 for (int i = 0; i < N; i++) { 9063 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9064 9065 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9066 receivers); 9067 if (comp == null) { 9068 continue; 9069 } 9070 9071 final int verifierUid = getUidForVerifier(verifierInfo); 9072 if (verifierUid == -1) { 9073 continue; 9074 } 9075 9076 if (DEBUG_VERIFY) { 9077 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9078 + " with the correct signature"); 9079 } 9080 sufficientVerifiers.add(comp); 9081 verificationState.addSufficientVerifier(verifierUid); 9082 } 9083 9084 return sufficientVerifiers; 9085 } 9086 9087 private int getUidForVerifier(VerifierInfo verifierInfo) { 9088 synchronized (mPackages) { 9089 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9090 if (pkg == null) { 9091 return -1; 9092 } else if (pkg.mSignatures.length != 1) { 9093 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9094 + " has more than one signature; ignoring"); 9095 return -1; 9096 } 9097 9098 /* 9099 * If the public key of the package's signature does not match 9100 * our expected public key, then this is a different package and 9101 * we should skip. 9102 */ 9103 9104 final byte[] expectedPublicKey; 9105 try { 9106 final Signature verifierSig = pkg.mSignatures[0]; 9107 final PublicKey publicKey = verifierSig.getPublicKey(); 9108 expectedPublicKey = publicKey.getEncoded(); 9109 } catch (CertificateException e) { 9110 return -1; 9111 } 9112 9113 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9114 9115 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9116 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9117 + " does not have the expected public key; ignoring"); 9118 return -1; 9119 } 9120 9121 return pkg.applicationInfo.uid; 9122 } 9123 } 9124 9125 @Override 9126 public void finishPackageInstall(int token) { 9127 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9128 9129 if (DEBUG_INSTALL) { 9130 Slog.v(TAG, "BM finishing package install for " + token); 9131 } 9132 9133 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9134 mHandler.sendMessage(msg); 9135 } 9136 9137 /** 9138 * Get the verification agent timeout. 9139 * 9140 * @return verification timeout in milliseconds 9141 */ 9142 private long getVerificationTimeout() { 9143 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9144 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9145 DEFAULT_VERIFICATION_TIMEOUT); 9146 } 9147 9148 /** 9149 * Get the default verification agent response code. 9150 * 9151 * @return default verification response code 9152 */ 9153 private int getDefaultVerificationResponse() { 9154 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9155 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9156 DEFAULT_VERIFICATION_RESPONSE); 9157 } 9158 9159 /** 9160 * Check whether or not package verification has been enabled. 9161 * 9162 * @return true if verification should be performed 9163 */ 9164 private boolean isVerificationEnabled(int userId, int installFlags) { 9165 if (!DEFAULT_VERIFY_ENABLE) { 9166 return false; 9167 } 9168 9169 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9170 9171 // Check if installing from ADB 9172 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9173 // Do not run verification in a test harness environment 9174 if (ActivityManager.isRunningInTestHarness()) { 9175 return false; 9176 } 9177 if (ensureVerifyAppsEnabled) { 9178 return true; 9179 } 9180 // Check if the developer does not want package verification for ADB installs 9181 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9182 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9183 return false; 9184 } 9185 } 9186 9187 if (ensureVerifyAppsEnabled) { 9188 return true; 9189 } 9190 9191 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9192 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9193 } 9194 9195 @Override 9196 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9197 throws RemoteException { 9198 mContext.enforceCallingOrSelfPermission( 9199 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9200 "Only intentfilter verification agents can verify applications"); 9201 9202 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9203 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9204 Binder.getCallingUid(), verificationCode, failedDomains); 9205 msg.arg1 = id; 9206 msg.obj = response; 9207 mHandler.sendMessage(msg); 9208 } 9209 9210 @Override 9211 public int getIntentVerificationStatus(String packageName, int userId) { 9212 synchronized (mPackages) { 9213 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9214 } 9215 } 9216 9217 @Override 9218 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9219 boolean result = false; 9220 synchronized (mPackages) { 9221 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9222 } 9223 if (result) { 9224 scheduleWritePackageRestrictionsLocked(userId); 9225 } 9226 return result; 9227 } 9228 9229 @Override 9230 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9231 synchronized (mPackages) { 9232 return mSettings.getIntentFilterVerificationsLPr(packageName); 9233 } 9234 } 9235 9236 @Override 9237 public List<IntentFilter> getAllIntentFilters(String packageName) { 9238 if (TextUtils.isEmpty(packageName)) { 9239 return Collections.<IntentFilter>emptyList(); 9240 } 9241 synchronized (mPackages) { 9242 PackageParser.Package pkg = mPackages.get(packageName); 9243 if (pkg == null || pkg.activities == null) { 9244 return Collections.<IntentFilter>emptyList(); 9245 } 9246 final int count = pkg.activities.size(); 9247 ArrayList<IntentFilter> result = new ArrayList<>(); 9248 for (int n=0; n<count; n++) { 9249 PackageParser.Activity activity = pkg.activities.get(n); 9250 if (activity.intents != null || activity.intents.size() > 0) { 9251 result.addAll(activity.intents); 9252 } 9253 } 9254 return result; 9255 } 9256 } 9257 9258 @Override 9259 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9260 synchronized (mPackages) { 9261 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9262 if (packageName != null) { 9263 result |= updateIntentVerificationStatus(packageName, 9264 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9265 UserHandle.myUserId()); 9266 } 9267 return result; 9268 } 9269 } 9270 9271 @Override 9272 public String getDefaultBrowserPackageName(int userId) { 9273 synchronized (mPackages) { 9274 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9275 } 9276 } 9277 9278 /** 9279 * Get the "allow unknown sources" setting. 9280 * 9281 * @return the current "allow unknown sources" setting 9282 */ 9283 private int getUnknownSourcesSettings() { 9284 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9285 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9286 -1); 9287 } 9288 9289 @Override 9290 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9291 final int uid = Binder.getCallingUid(); 9292 // writer 9293 synchronized (mPackages) { 9294 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9295 if (targetPackageSetting == null) { 9296 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9297 } 9298 9299 PackageSetting installerPackageSetting; 9300 if (installerPackageName != null) { 9301 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9302 if (installerPackageSetting == null) { 9303 throw new IllegalArgumentException("Unknown installer package: " 9304 + installerPackageName); 9305 } 9306 } else { 9307 installerPackageSetting = null; 9308 } 9309 9310 Signature[] callerSignature; 9311 Object obj = mSettings.getUserIdLPr(uid); 9312 if (obj != null) { 9313 if (obj instanceof SharedUserSetting) { 9314 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9315 } else if (obj instanceof PackageSetting) { 9316 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9317 } else { 9318 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9319 } 9320 } else { 9321 throw new SecurityException("Unknown calling uid " + uid); 9322 } 9323 9324 // Verify: can't set installerPackageName to a package that is 9325 // not signed with the same cert as the caller. 9326 if (installerPackageSetting != null) { 9327 if (compareSignatures(callerSignature, 9328 installerPackageSetting.signatures.mSignatures) 9329 != PackageManager.SIGNATURE_MATCH) { 9330 throw new SecurityException( 9331 "Caller does not have same cert as new installer package " 9332 + installerPackageName); 9333 } 9334 } 9335 9336 // Verify: if target already has an installer package, it must 9337 // be signed with the same cert as the caller. 9338 if (targetPackageSetting.installerPackageName != null) { 9339 PackageSetting setting = mSettings.mPackages.get( 9340 targetPackageSetting.installerPackageName); 9341 // If the currently set package isn't valid, then it's always 9342 // okay to change it. 9343 if (setting != null) { 9344 if (compareSignatures(callerSignature, 9345 setting.signatures.mSignatures) 9346 != PackageManager.SIGNATURE_MATCH) { 9347 throw new SecurityException( 9348 "Caller does not have same cert as old installer package " 9349 + targetPackageSetting.installerPackageName); 9350 } 9351 } 9352 } 9353 9354 // Okay! 9355 targetPackageSetting.installerPackageName = installerPackageName; 9356 scheduleWriteSettingsLocked(); 9357 } 9358 } 9359 9360 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9361 // Queue up an async operation since the package installation may take a little while. 9362 mHandler.post(new Runnable() { 9363 public void run() { 9364 mHandler.removeCallbacks(this); 9365 // Result object to be returned 9366 PackageInstalledInfo res = new PackageInstalledInfo(); 9367 res.returnCode = currentStatus; 9368 res.uid = -1; 9369 res.pkg = null; 9370 res.removedInfo = new PackageRemovedInfo(); 9371 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9372 args.doPreInstall(res.returnCode); 9373 synchronized (mInstallLock) { 9374 installPackageLI(args, res); 9375 } 9376 args.doPostInstall(res.returnCode, res.uid); 9377 } 9378 9379 // A restore should be performed at this point if (a) the install 9380 // succeeded, (b) the operation is not an update, and (c) the new 9381 // package has not opted out of backup participation. 9382 final boolean update = res.removedInfo.removedPackage != null; 9383 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9384 boolean doRestore = !update 9385 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9386 9387 // Set up the post-install work request bookkeeping. This will be used 9388 // and cleaned up by the post-install event handling regardless of whether 9389 // there's a restore pass performed. Token values are >= 1. 9390 int token; 9391 if (mNextInstallToken < 0) mNextInstallToken = 1; 9392 token = mNextInstallToken++; 9393 9394 PostInstallData data = new PostInstallData(args, res); 9395 mRunningInstalls.put(token, data); 9396 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9397 9398 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9399 // Pass responsibility to the Backup Manager. It will perform a 9400 // restore if appropriate, then pass responsibility back to the 9401 // Package Manager to run the post-install observer callbacks 9402 // and broadcasts. 9403 IBackupManager bm = IBackupManager.Stub.asInterface( 9404 ServiceManager.getService(Context.BACKUP_SERVICE)); 9405 if (bm != null) { 9406 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9407 + " to BM for possible restore"); 9408 try { 9409 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9410 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9411 } else { 9412 doRestore = false; 9413 } 9414 } catch (RemoteException e) { 9415 // can't happen; the backup manager is local 9416 } catch (Exception e) { 9417 Slog.e(TAG, "Exception trying to enqueue restore", e); 9418 doRestore = false; 9419 } 9420 } else { 9421 Slog.e(TAG, "Backup Manager not found!"); 9422 doRestore = false; 9423 } 9424 } 9425 9426 if (!doRestore) { 9427 // No restore possible, or the Backup Manager was mysteriously not 9428 // available -- just fire the post-install work request directly. 9429 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9430 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9431 mHandler.sendMessage(msg); 9432 } 9433 } 9434 }); 9435 } 9436 9437 private abstract class HandlerParams { 9438 private static final int MAX_RETRIES = 4; 9439 9440 /** 9441 * Number of times startCopy() has been attempted and had a non-fatal 9442 * error. 9443 */ 9444 private int mRetries = 0; 9445 9446 /** User handle for the user requesting the information or installation. */ 9447 private final UserHandle mUser; 9448 9449 HandlerParams(UserHandle user) { 9450 mUser = user; 9451 } 9452 9453 UserHandle getUser() { 9454 return mUser; 9455 } 9456 9457 final boolean startCopy() { 9458 boolean res; 9459 try { 9460 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9461 9462 if (++mRetries > MAX_RETRIES) { 9463 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9464 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9465 handleServiceError(); 9466 return false; 9467 } else { 9468 handleStartCopy(); 9469 res = true; 9470 } 9471 } catch (RemoteException e) { 9472 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9473 mHandler.sendEmptyMessage(MCS_RECONNECT); 9474 res = false; 9475 } 9476 handleReturnCode(); 9477 return res; 9478 } 9479 9480 final void serviceError() { 9481 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9482 handleServiceError(); 9483 handleReturnCode(); 9484 } 9485 9486 abstract void handleStartCopy() throws RemoteException; 9487 abstract void handleServiceError(); 9488 abstract void handleReturnCode(); 9489 } 9490 9491 class MeasureParams extends HandlerParams { 9492 private final PackageStats mStats; 9493 private boolean mSuccess; 9494 9495 private final IPackageStatsObserver mObserver; 9496 9497 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9498 super(new UserHandle(stats.userHandle)); 9499 mObserver = observer; 9500 mStats = stats; 9501 } 9502 9503 @Override 9504 public String toString() { 9505 return "MeasureParams{" 9506 + Integer.toHexString(System.identityHashCode(this)) 9507 + " " + mStats.packageName + "}"; 9508 } 9509 9510 @Override 9511 void handleStartCopy() throws RemoteException { 9512 synchronized (mInstallLock) { 9513 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9514 } 9515 9516 if (mSuccess) { 9517 final boolean mounted; 9518 if (Environment.isExternalStorageEmulated()) { 9519 mounted = true; 9520 } else { 9521 final String status = Environment.getExternalStorageState(); 9522 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9523 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9524 } 9525 9526 if (mounted) { 9527 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9528 9529 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9530 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9531 9532 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9533 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9534 9535 // Always subtract cache size, since it's a subdirectory 9536 mStats.externalDataSize -= mStats.externalCacheSize; 9537 9538 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9539 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9540 9541 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9542 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9543 } 9544 } 9545 } 9546 9547 @Override 9548 void handleReturnCode() { 9549 if (mObserver != null) { 9550 try { 9551 mObserver.onGetStatsCompleted(mStats, mSuccess); 9552 } catch (RemoteException e) { 9553 Slog.i(TAG, "Observer no longer exists."); 9554 } 9555 } 9556 } 9557 9558 @Override 9559 void handleServiceError() { 9560 Slog.e(TAG, "Could not measure application " + mStats.packageName 9561 + " external storage"); 9562 } 9563 } 9564 9565 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9566 throws RemoteException { 9567 long result = 0; 9568 for (File path : paths) { 9569 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9570 } 9571 return result; 9572 } 9573 9574 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9575 for (File path : paths) { 9576 try { 9577 mcs.clearDirectory(path.getAbsolutePath()); 9578 } catch (RemoteException e) { 9579 } 9580 } 9581 } 9582 9583 static class OriginInfo { 9584 /** 9585 * Location where install is coming from, before it has been 9586 * copied/renamed into place. This could be a single monolithic APK 9587 * file, or a cluster directory. This location may be untrusted. 9588 */ 9589 final File file; 9590 final String cid; 9591 9592 /** 9593 * Flag indicating that {@link #file} or {@link #cid} has already been 9594 * staged, meaning downstream users don't need to defensively copy the 9595 * contents. 9596 */ 9597 final boolean staged; 9598 9599 /** 9600 * Flag indicating that {@link #file} or {@link #cid} is an already 9601 * installed app that is being moved. 9602 */ 9603 final boolean existing; 9604 9605 final String resolvedPath; 9606 final File resolvedFile; 9607 9608 static OriginInfo fromNothing() { 9609 return new OriginInfo(null, null, false, false); 9610 } 9611 9612 static OriginInfo fromUntrustedFile(File file) { 9613 return new OriginInfo(file, null, false, false); 9614 } 9615 9616 static OriginInfo fromExistingFile(File file) { 9617 return new OriginInfo(file, null, false, true); 9618 } 9619 9620 static OriginInfo fromStagedFile(File file) { 9621 return new OriginInfo(file, null, true, false); 9622 } 9623 9624 static OriginInfo fromStagedContainer(String cid) { 9625 return new OriginInfo(null, cid, true, false); 9626 } 9627 9628 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9629 this.file = file; 9630 this.cid = cid; 9631 this.staged = staged; 9632 this.existing = existing; 9633 9634 if (cid != null) { 9635 resolvedPath = PackageHelper.getSdDir(cid); 9636 resolvedFile = new File(resolvedPath); 9637 } else if (file != null) { 9638 resolvedPath = file.getAbsolutePath(); 9639 resolvedFile = file; 9640 } else { 9641 resolvedPath = null; 9642 resolvedFile = null; 9643 } 9644 } 9645 } 9646 9647 class MoveInfo { 9648 final int moveId; 9649 final String fromUuid; 9650 final String toUuid; 9651 final String packageName; 9652 final String dataAppName; 9653 final int appId; 9654 final String seinfo; 9655 9656 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9657 String dataAppName, int appId, String seinfo) { 9658 this.moveId = moveId; 9659 this.fromUuid = fromUuid; 9660 this.toUuid = toUuid; 9661 this.packageName = packageName; 9662 this.dataAppName = dataAppName; 9663 this.appId = appId; 9664 this.seinfo = seinfo; 9665 } 9666 } 9667 9668 class InstallParams extends HandlerParams { 9669 final OriginInfo origin; 9670 final MoveInfo move; 9671 final IPackageInstallObserver2 observer; 9672 int installFlags; 9673 final String installerPackageName; 9674 final String volumeUuid; 9675 final VerificationParams verificationParams; 9676 private InstallArgs mArgs; 9677 private int mRet; 9678 final String packageAbiOverride; 9679 9680 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9681 int installFlags, String installerPackageName, String volumeUuid, 9682 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9683 super(user); 9684 this.origin = origin; 9685 this.move = move; 9686 this.observer = observer; 9687 this.installFlags = installFlags; 9688 this.installerPackageName = installerPackageName; 9689 this.volumeUuid = volumeUuid; 9690 this.verificationParams = verificationParams; 9691 this.packageAbiOverride = packageAbiOverride; 9692 } 9693 9694 @Override 9695 public String toString() { 9696 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9697 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9698 } 9699 9700 public ManifestDigest getManifestDigest() { 9701 if (verificationParams == null) { 9702 return null; 9703 } 9704 return verificationParams.getManifestDigest(); 9705 } 9706 9707 private int installLocationPolicy(PackageInfoLite pkgLite) { 9708 String packageName = pkgLite.packageName; 9709 int installLocation = pkgLite.installLocation; 9710 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9711 // reader 9712 synchronized (mPackages) { 9713 PackageParser.Package pkg = mPackages.get(packageName); 9714 if (pkg != null) { 9715 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9716 // Check for downgrading. 9717 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9718 try { 9719 checkDowngrade(pkg, pkgLite); 9720 } catch (PackageManagerException e) { 9721 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9722 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9723 } 9724 } 9725 // Check for updated system application. 9726 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9727 if (onSd) { 9728 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9729 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9730 } 9731 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9732 } else { 9733 if (onSd) { 9734 // Install flag overrides everything. 9735 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9736 } 9737 // If current upgrade specifies particular preference 9738 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9739 // Application explicitly specified internal. 9740 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9741 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9742 // App explictly prefers external. Let policy decide 9743 } else { 9744 // Prefer previous location 9745 if (isExternal(pkg)) { 9746 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9747 } 9748 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9749 } 9750 } 9751 } else { 9752 // Invalid install. Return error code 9753 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9754 } 9755 } 9756 } 9757 // All the special cases have been taken care of. 9758 // Return result based on recommended install location. 9759 if (onSd) { 9760 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9761 } 9762 return pkgLite.recommendedInstallLocation; 9763 } 9764 9765 /* 9766 * Invoke remote method to get package information and install 9767 * location values. Override install location based on default 9768 * policy if needed and then create install arguments based 9769 * on the install location. 9770 */ 9771 public void handleStartCopy() throws RemoteException { 9772 int ret = PackageManager.INSTALL_SUCCEEDED; 9773 9774 // If we're already staged, we've firmly committed to an install location 9775 if (origin.staged) { 9776 if (origin.file != null) { 9777 installFlags |= PackageManager.INSTALL_INTERNAL; 9778 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9779 } else if (origin.cid != null) { 9780 installFlags |= PackageManager.INSTALL_EXTERNAL; 9781 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9782 } else { 9783 throw new IllegalStateException("Invalid stage location"); 9784 } 9785 } 9786 9787 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9788 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9789 9790 PackageInfoLite pkgLite = null; 9791 9792 if (onInt && onSd) { 9793 // Check if both bits are set. 9794 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9795 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9796 } else { 9797 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9798 packageAbiOverride); 9799 9800 /* 9801 * If we have too little free space, try to free cache 9802 * before giving up. 9803 */ 9804 if (!origin.staged && pkgLite.recommendedInstallLocation 9805 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9806 // TODO: focus freeing disk space on the target device 9807 final StorageManager storage = StorageManager.from(mContext); 9808 final long lowThreshold = storage.getStorageLowBytes( 9809 Environment.getDataDirectory()); 9810 9811 final long sizeBytes = mContainerService.calculateInstalledSize( 9812 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9813 9814 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9815 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9816 installFlags, packageAbiOverride); 9817 } 9818 9819 /* 9820 * The cache free must have deleted the file we 9821 * downloaded to install. 9822 * 9823 * TODO: fix the "freeCache" call to not delete 9824 * the file we care about. 9825 */ 9826 if (pkgLite.recommendedInstallLocation 9827 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9828 pkgLite.recommendedInstallLocation 9829 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9830 } 9831 } 9832 } 9833 9834 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9835 int loc = pkgLite.recommendedInstallLocation; 9836 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9837 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9838 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9839 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9840 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9841 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9842 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9843 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9844 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9845 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9846 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9847 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9848 } else { 9849 // Override with defaults if needed. 9850 loc = installLocationPolicy(pkgLite); 9851 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9852 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9853 } else if (!onSd && !onInt) { 9854 // Override install location with flags 9855 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9856 // Set the flag to install on external media. 9857 installFlags |= PackageManager.INSTALL_EXTERNAL; 9858 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9859 } else { 9860 // Make sure the flag for installing on external 9861 // media is unset 9862 installFlags |= PackageManager.INSTALL_INTERNAL; 9863 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9864 } 9865 } 9866 } 9867 } 9868 9869 final InstallArgs args = createInstallArgs(this); 9870 mArgs = args; 9871 9872 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9873 /* 9874 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9875 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9876 */ 9877 int userIdentifier = getUser().getIdentifier(); 9878 if (userIdentifier == UserHandle.USER_ALL 9879 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9880 userIdentifier = UserHandle.USER_OWNER; 9881 } 9882 9883 /* 9884 * Determine if we have any installed package verifiers. If we 9885 * do, then we'll defer to them to verify the packages. 9886 */ 9887 final int requiredUid = mRequiredVerifierPackage == null ? -1 9888 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9889 if (!origin.existing && requiredUid != -1 9890 && isVerificationEnabled(userIdentifier, installFlags)) { 9891 final Intent verification = new Intent( 9892 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9893 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9894 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9895 PACKAGE_MIME_TYPE); 9896 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9897 9898 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9899 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9900 0 /* TODO: Which userId? */); 9901 9902 if (DEBUG_VERIFY) { 9903 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9904 + verification.toString() + " with " + pkgLite.verifiers.length 9905 + " optional verifiers"); 9906 } 9907 9908 final int verificationId = mPendingVerificationToken++; 9909 9910 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9911 9912 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9913 installerPackageName); 9914 9915 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9916 installFlags); 9917 9918 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9919 pkgLite.packageName); 9920 9921 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9922 pkgLite.versionCode); 9923 9924 if (verificationParams != null) { 9925 if (verificationParams.getVerificationURI() != null) { 9926 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9927 verificationParams.getVerificationURI()); 9928 } 9929 if (verificationParams.getOriginatingURI() != null) { 9930 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9931 verificationParams.getOriginatingURI()); 9932 } 9933 if (verificationParams.getReferrer() != null) { 9934 verification.putExtra(Intent.EXTRA_REFERRER, 9935 verificationParams.getReferrer()); 9936 } 9937 if (verificationParams.getOriginatingUid() >= 0) { 9938 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9939 verificationParams.getOriginatingUid()); 9940 } 9941 if (verificationParams.getInstallerUid() >= 0) { 9942 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9943 verificationParams.getInstallerUid()); 9944 } 9945 } 9946 9947 final PackageVerificationState verificationState = new PackageVerificationState( 9948 requiredUid, args); 9949 9950 mPendingVerification.append(verificationId, verificationState); 9951 9952 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9953 receivers, verificationState); 9954 9955 /* 9956 * If any sufficient verifiers were listed in the package 9957 * manifest, attempt to ask them. 9958 */ 9959 if (sufficientVerifiers != null) { 9960 final int N = sufficientVerifiers.size(); 9961 if (N == 0) { 9962 Slog.i(TAG, "Additional verifiers required, but none installed."); 9963 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9964 } else { 9965 for (int i = 0; i < N; i++) { 9966 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9967 9968 final Intent sufficientIntent = new Intent(verification); 9969 sufficientIntent.setComponent(verifierComponent); 9970 9971 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9972 } 9973 } 9974 } 9975 9976 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9977 mRequiredVerifierPackage, receivers); 9978 if (ret == PackageManager.INSTALL_SUCCEEDED 9979 && mRequiredVerifierPackage != null) { 9980 /* 9981 * Send the intent to the required verification agent, 9982 * but only start the verification timeout after the 9983 * target BroadcastReceivers have run. 9984 */ 9985 verification.setComponent(requiredVerifierComponent); 9986 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9987 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9988 new BroadcastReceiver() { 9989 @Override 9990 public void onReceive(Context context, Intent intent) { 9991 final Message msg = mHandler 9992 .obtainMessage(CHECK_PENDING_VERIFICATION); 9993 msg.arg1 = verificationId; 9994 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9995 } 9996 }, null, 0, null, null); 9997 9998 /* 9999 * We don't want the copy to proceed until verification 10000 * succeeds, so null out this field. 10001 */ 10002 mArgs = null; 10003 } 10004 } else { 10005 /* 10006 * No package verification is enabled, so immediately start 10007 * the remote call to initiate copy using temporary file. 10008 */ 10009 ret = args.copyApk(mContainerService, true); 10010 } 10011 } 10012 10013 mRet = ret; 10014 } 10015 10016 @Override 10017 void handleReturnCode() { 10018 // If mArgs is null, then MCS couldn't be reached. When it 10019 // reconnects, it will try again to install. At that point, this 10020 // will succeed. 10021 if (mArgs != null) { 10022 processPendingInstall(mArgs, mRet); 10023 } 10024 } 10025 10026 @Override 10027 void handleServiceError() { 10028 mArgs = createInstallArgs(this); 10029 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10030 } 10031 10032 public boolean isForwardLocked() { 10033 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10034 } 10035 } 10036 10037 /** 10038 * Used during creation of InstallArgs 10039 * 10040 * @param installFlags package installation flags 10041 * @return true if should be installed on external storage 10042 */ 10043 private static boolean installOnExternalAsec(int installFlags) { 10044 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10045 return false; 10046 } 10047 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10048 return true; 10049 } 10050 return false; 10051 } 10052 10053 /** 10054 * Used during creation of InstallArgs 10055 * 10056 * @param installFlags package installation flags 10057 * @return true if should be installed as forward locked 10058 */ 10059 private static boolean installForwardLocked(int installFlags) { 10060 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10061 } 10062 10063 private InstallArgs createInstallArgs(InstallParams params) { 10064 if (params.move != null) { 10065 return new MoveInstallArgs(params); 10066 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10067 return new AsecInstallArgs(params); 10068 } else { 10069 return new FileInstallArgs(params); 10070 } 10071 } 10072 10073 /** 10074 * Create args that describe an existing installed package. Typically used 10075 * when cleaning up old installs, or used as a move source. 10076 */ 10077 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10078 String resourcePath, String[] instructionSets) { 10079 final boolean isInAsec; 10080 if (installOnExternalAsec(installFlags)) { 10081 /* Apps on SD card are always in ASEC containers. */ 10082 isInAsec = true; 10083 } else if (installForwardLocked(installFlags) 10084 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10085 /* 10086 * Forward-locked apps are only in ASEC containers if they're the 10087 * new style 10088 */ 10089 isInAsec = true; 10090 } else { 10091 isInAsec = false; 10092 } 10093 10094 if (isInAsec) { 10095 return new AsecInstallArgs(codePath, instructionSets, 10096 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10097 } else { 10098 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10099 } 10100 } 10101 10102 static abstract class InstallArgs { 10103 /** @see InstallParams#origin */ 10104 final OriginInfo origin; 10105 /** @see InstallParams#move */ 10106 final MoveInfo move; 10107 10108 final IPackageInstallObserver2 observer; 10109 // Always refers to PackageManager flags only 10110 final int installFlags; 10111 final String installerPackageName; 10112 final String volumeUuid; 10113 final ManifestDigest manifestDigest; 10114 final UserHandle user; 10115 final String abiOverride; 10116 10117 // The list of instruction sets supported by this app. This is currently 10118 // only used during the rmdex() phase to clean up resources. We can get rid of this 10119 // if we move dex files under the common app path. 10120 /* nullable */ String[] instructionSets; 10121 10122 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10123 int installFlags, String installerPackageName, String volumeUuid, 10124 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10125 String abiOverride) { 10126 this.origin = origin; 10127 this.move = move; 10128 this.installFlags = installFlags; 10129 this.observer = observer; 10130 this.installerPackageName = installerPackageName; 10131 this.volumeUuid = volumeUuid; 10132 this.manifestDigest = manifestDigest; 10133 this.user = user; 10134 this.instructionSets = instructionSets; 10135 this.abiOverride = abiOverride; 10136 } 10137 10138 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10139 abstract int doPreInstall(int status); 10140 10141 /** 10142 * Rename package into final resting place. All paths on the given 10143 * scanned package should be updated to reflect the rename. 10144 */ 10145 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10146 abstract int doPostInstall(int status, int uid); 10147 10148 /** @see PackageSettingBase#codePathString */ 10149 abstract String getCodePath(); 10150 /** @see PackageSettingBase#resourcePathString */ 10151 abstract String getResourcePath(); 10152 10153 // Need installer lock especially for dex file removal. 10154 abstract void cleanUpResourcesLI(); 10155 abstract boolean doPostDeleteLI(boolean delete); 10156 10157 /** 10158 * Called before the source arguments are copied. This is used mostly 10159 * for MoveParams when it needs to read the source file to put it in the 10160 * destination. 10161 */ 10162 int doPreCopy() { 10163 return PackageManager.INSTALL_SUCCEEDED; 10164 } 10165 10166 /** 10167 * Called after the source arguments are copied. This is used mostly for 10168 * MoveParams when it needs to read the source file to put it in the 10169 * destination. 10170 * 10171 * @return 10172 */ 10173 int doPostCopy(int uid) { 10174 return PackageManager.INSTALL_SUCCEEDED; 10175 } 10176 10177 protected boolean isFwdLocked() { 10178 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10179 } 10180 10181 protected boolean isExternalAsec() { 10182 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10183 } 10184 10185 UserHandle getUser() { 10186 return user; 10187 } 10188 } 10189 10190 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10191 if (!allCodePaths.isEmpty()) { 10192 if (instructionSets == null) { 10193 throw new IllegalStateException("instructionSet == null"); 10194 } 10195 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10196 for (String codePath : allCodePaths) { 10197 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10198 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10199 if (retCode < 0) { 10200 Slog.w(TAG, "Couldn't remove dex file for package: " 10201 + " at location " + codePath + ", retcode=" + retCode); 10202 // we don't consider this to be a failure of the core package deletion 10203 } 10204 } 10205 } 10206 } 10207 } 10208 10209 /** 10210 * Logic to handle installation of non-ASEC applications, including copying 10211 * and renaming logic. 10212 */ 10213 class FileInstallArgs extends InstallArgs { 10214 private File codeFile; 10215 private File resourceFile; 10216 10217 // Example topology: 10218 // /data/app/com.example/base.apk 10219 // /data/app/com.example/split_foo.apk 10220 // /data/app/com.example/lib/arm/libfoo.so 10221 // /data/app/com.example/lib/arm64/libfoo.so 10222 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10223 10224 /** New install */ 10225 FileInstallArgs(InstallParams params) { 10226 super(params.origin, params.move, params.observer, params.installFlags, 10227 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10228 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10229 if (isFwdLocked()) { 10230 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10231 } 10232 } 10233 10234 /** Existing install */ 10235 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10236 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10237 null); 10238 this.codeFile = (codePath != null) ? new File(codePath) : null; 10239 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10240 } 10241 10242 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10243 if (origin.staged) { 10244 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10245 codeFile = origin.file; 10246 resourceFile = origin.file; 10247 return PackageManager.INSTALL_SUCCEEDED; 10248 } 10249 10250 try { 10251 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10252 codeFile = tempDir; 10253 resourceFile = tempDir; 10254 } catch (IOException e) { 10255 Slog.w(TAG, "Failed to create copy file: " + e); 10256 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10257 } 10258 10259 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10260 @Override 10261 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10262 if (!FileUtils.isValidExtFilename(name)) { 10263 throw new IllegalArgumentException("Invalid filename: " + name); 10264 } 10265 try { 10266 final File file = new File(codeFile, name); 10267 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10268 O_RDWR | O_CREAT, 0644); 10269 Os.chmod(file.getAbsolutePath(), 0644); 10270 return new ParcelFileDescriptor(fd); 10271 } catch (ErrnoException e) { 10272 throw new RemoteException("Failed to open: " + e.getMessage()); 10273 } 10274 } 10275 }; 10276 10277 int ret = PackageManager.INSTALL_SUCCEEDED; 10278 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10279 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10280 Slog.e(TAG, "Failed to copy package"); 10281 return ret; 10282 } 10283 10284 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10285 NativeLibraryHelper.Handle handle = null; 10286 try { 10287 handle = NativeLibraryHelper.Handle.create(codeFile); 10288 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10289 abiOverride); 10290 } catch (IOException e) { 10291 Slog.e(TAG, "Copying native libraries failed", e); 10292 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10293 } finally { 10294 IoUtils.closeQuietly(handle); 10295 } 10296 10297 return ret; 10298 } 10299 10300 int doPreInstall(int status) { 10301 if (status != PackageManager.INSTALL_SUCCEEDED) { 10302 cleanUp(); 10303 } 10304 return status; 10305 } 10306 10307 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10308 if (status != PackageManager.INSTALL_SUCCEEDED) { 10309 cleanUp(); 10310 return false; 10311 } 10312 10313 final File targetDir = codeFile.getParentFile(); 10314 final File beforeCodeFile = codeFile; 10315 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10316 10317 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10318 try { 10319 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10320 } catch (ErrnoException e) { 10321 Slog.d(TAG, "Failed to rename", e); 10322 return false; 10323 } 10324 10325 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10326 Slog.d(TAG, "Failed to restorecon"); 10327 return false; 10328 } 10329 10330 // Reflect the rename internally 10331 codeFile = afterCodeFile; 10332 resourceFile = afterCodeFile; 10333 10334 // Reflect the rename in scanned details 10335 pkg.codePath = afterCodeFile.getAbsolutePath(); 10336 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10337 pkg.baseCodePath); 10338 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10339 pkg.splitCodePaths); 10340 10341 // Reflect the rename in app info 10342 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10343 pkg.applicationInfo.setCodePath(pkg.codePath); 10344 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10345 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10346 pkg.applicationInfo.setResourcePath(pkg.codePath); 10347 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10348 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10349 10350 return true; 10351 } 10352 10353 int doPostInstall(int status, int uid) { 10354 if (status != PackageManager.INSTALL_SUCCEEDED) { 10355 cleanUp(); 10356 } 10357 return status; 10358 } 10359 10360 @Override 10361 String getCodePath() { 10362 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10363 } 10364 10365 @Override 10366 String getResourcePath() { 10367 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10368 } 10369 10370 private boolean cleanUp() { 10371 if (codeFile == null || !codeFile.exists()) { 10372 return false; 10373 } 10374 10375 if (codeFile.isDirectory()) { 10376 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10377 } else { 10378 codeFile.delete(); 10379 } 10380 10381 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10382 resourceFile.delete(); 10383 } 10384 10385 return true; 10386 } 10387 10388 void cleanUpResourcesLI() { 10389 // Try enumerating all code paths before deleting 10390 List<String> allCodePaths = Collections.EMPTY_LIST; 10391 if (codeFile != null && codeFile.exists()) { 10392 try { 10393 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10394 allCodePaths = pkg.getAllCodePaths(); 10395 } catch (PackageParserException e) { 10396 // Ignored; we tried our best 10397 } 10398 } 10399 10400 cleanUp(); 10401 removeDexFiles(allCodePaths, instructionSets); 10402 } 10403 10404 boolean doPostDeleteLI(boolean delete) { 10405 // XXX err, shouldn't we respect the delete flag? 10406 cleanUpResourcesLI(); 10407 return true; 10408 } 10409 } 10410 10411 private boolean isAsecExternal(String cid) { 10412 final String asecPath = PackageHelper.getSdFilesystem(cid); 10413 return !asecPath.startsWith(mAsecInternalPath); 10414 } 10415 10416 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10417 PackageManagerException { 10418 if (copyRet < 0) { 10419 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10420 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10421 throw new PackageManagerException(copyRet, message); 10422 } 10423 } 10424 } 10425 10426 /** 10427 * Extract the MountService "container ID" from the full code path of an 10428 * .apk. 10429 */ 10430 static String cidFromCodePath(String fullCodePath) { 10431 int eidx = fullCodePath.lastIndexOf("/"); 10432 String subStr1 = fullCodePath.substring(0, eidx); 10433 int sidx = subStr1.lastIndexOf("/"); 10434 return subStr1.substring(sidx+1, eidx); 10435 } 10436 10437 /** 10438 * Logic to handle installation of ASEC applications, including copying and 10439 * renaming logic. 10440 */ 10441 class AsecInstallArgs extends InstallArgs { 10442 static final String RES_FILE_NAME = "pkg.apk"; 10443 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10444 10445 String cid; 10446 String packagePath; 10447 String resourcePath; 10448 10449 /** New install */ 10450 AsecInstallArgs(InstallParams params) { 10451 super(params.origin, params.move, params.observer, params.installFlags, 10452 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10453 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10454 } 10455 10456 /** Existing install */ 10457 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10458 boolean isExternal, boolean isForwardLocked) { 10459 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10460 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10461 instructionSets, null); 10462 // Hackily pretend we're still looking at a full code path 10463 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10464 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10465 } 10466 10467 // Extract cid from fullCodePath 10468 int eidx = fullCodePath.lastIndexOf("/"); 10469 String subStr1 = fullCodePath.substring(0, eidx); 10470 int sidx = subStr1.lastIndexOf("/"); 10471 cid = subStr1.substring(sidx+1, eidx); 10472 setMountPath(subStr1); 10473 } 10474 10475 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10476 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10477 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10478 instructionSets, null); 10479 this.cid = cid; 10480 setMountPath(PackageHelper.getSdDir(cid)); 10481 } 10482 10483 void createCopyFile() { 10484 cid = mInstallerService.allocateExternalStageCidLegacy(); 10485 } 10486 10487 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10488 if (origin.staged) { 10489 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10490 cid = origin.cid; 10491 setMountPath(PackageHelper.getSdDir(cid)); 10492 return PackageManager.INSTALL_SUCCEEDED; 10493 } 10494 10495 if (temp) { 10496 createCopyFile(); 10497 } else { 10498 /* 10499 * Pre-emptively destroy the container since it's destroyed if 10500 * copying fails due to it existing anyway. 10501 */ 10502 PackageHelper.destroySdDir(cid); 10503 } 10504 10505 final String newMountPath = imcs.copyPackageToContainer( 10506 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10507 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10508 10509 if (newMountPath != null) { 10510 setMountPath(newMountPath); 10511 return PackageManager.INSTALL_SUCCEEDED; 10512 } else { 10513 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10514 } 10515 } 10516 10517 @Override 10518 String getCodePath() { 10519 return packagePath; 10520 } 10521 10522 @Override 10523 String getResourcePath() { 10524 return resourcePath; 10525 } 10526 10527 int doPreInstall(int status) { 10528 if (status != PackageManager.INSTALL_SUCCEEDED) { 10529 // Destroy container 10530 PackageHelper.destroySdDir(cid); 10531 } else { 10532 boolean mounted = PackageHelper.isContainerMounted(cid); 10533 if (!mounted) { 10534 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10535 Process.SYSTEM_UID); 10536 if (newMountPath != null) { 10537 setMountPath(newMountPath); 10538 } else { 10539 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10540 } 10541 } 10542 } 10543 return status; 10544 } 10545 10546 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10547 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10548 String newMountPath = null; 10549 if (PackageHelper.isContainerMounted(cid)) { 10550 // Unmount the container 10551 if (!PackageHelper.unMountSdDir(cid)) { 10552 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10553 return false; 10554 } 10555 } 10556 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10557 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10558 " which might be stale. Will try to clean up."); 10559 // Clean up the stale container and proceed to recreate. 10560 if (!PackageHelper.destroySdDir(newCacheId)) { 10561 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10562 return false; 10563 } 10564 // Successfully cleaned up stale container. Try to rename again. 10565 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10566 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10567 + " inspite of cleaning it up."); 10568 return false; 10569 } 10570 } 10571 if (!PackageHelper.isContainerMounted(newCacheId)) { 10572 Slog.w(TAG, "Mounting container " + newCacheId); 10573 newMountPath = PackageHelper.mountSdDir(newCacheId, 10574 getEncryptKey(), Process.SYSTEM_UID); 10575 } else { 10576 newMountPath = PackageHelper.getSdDir(newCacheId); 10577 } 10578 if (newMountPath == null) { 10579 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10580 return false; 10581 } 10582 Log.i(TAG, "Succesfully renamed " + cid + 10583 " to " + newCacheId + 10584 " at new path: " + newMountPath); 10585 cid = newCacheId; 10586 10587 final File beforeCodeFile = new File(packagePath); 10588 setMountPath(newMountPath); 10589 final File afterCodeFile = new File(packagePath); 10590 10591 // Reflect the rename in scanned details 10592 pkg.codePath = afterCodeFile.getAbsolutePath(); 10593 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10594 pkg.baseCodePath); 10595 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10596 pkg.splitCodePaths); 10597 10598 // Reflect the rename in app info 10599 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10600 pkg.applicationInfo.setCodePath(pkg.codePath); 10601 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10602 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10603 pkg.applicationInfo.setResourcePath(pkg.codePath); 10604 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10605 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10606 10607 return true; 10608 } 10609 10610 private void setMountPath(String mountPath) { 10611 final File mountFile = new File(mountPath); 10612 10613 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10614 if (monolithicFile.exists()) { 10615 packagePath = monolithicFile.getAbsolutePath(); 10616 if (isFwdLocked()) { 10617 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10618 } else { 10619 resourcePath = packagePath; 10620 } 10621 } else { 10622 packagePath = mountFile.getAbsolutePath(); 10623 resourcePath = packagePath; 10624 } 10625 } 10626 10627 int doPostInstall(int status, int uid) { 10628 if (status != PackageManager.INSTALL_SUCCEEDED) { 10629 cleanUp(); 10630 } else { 10631 final int groupOwner; 10632 final String protectedFile; 10633 if (isFwdLocked()) { 10634 groupOwner = UserHandle.getSharedAppGid(uid); 10635 protectedFile = RES_FILE_NAME; 10636 } else { 10637 groupOwner = -1; 10638 protectedFile = null; 10639 } 10640 10641 if (uid < Process.FIRST_APPLICATION_UID 10642 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10643 Slog.e(TAG, "Failed to finalize " + cid); 10644 PackageHelper.destroySdDir(cid); 10645 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10646 } 10647 10648 boolean mounted = PackageHelper.isContainerMounted(cid); 10649 if (!mounted) { 10650 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10651 } 10652 } 10653 return status; 10654 } 10655 10656 private void cleanUp() { 10657 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10658 10659 // Destroy secure container 10660 PackageHelper.destroySdDir(cid); 10661 } 10662 10663 private List<String> getAllCodePaths() { 10664 final File codeFile = new File(getCodePath()); 10665 if (codeFile != null && codeFile.exists()) { 10666 try { 10667 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10668 return pkg.getAllCodePaths(); 10669 } catch (PackageParserException e) { 10670 // Ignored; we tried our best 10671 } 10672 } 10673 return Collections.EMPTY_LIST; 10674 } 10675 10676 void cleanUpResourcesLI() { 10677 // Enumerate all code paths before deleting 10678 cleanUpResourcesLI(getAllCodePaths()); 10679 } 10680 10681 private void cleanUpResourcesLI(List<String> allCodePaths) { 10682 cleanUp(); 10683 removeDexFiles(allCodePaths, instructionSets); 10684 } 10685 10686 String getPackageName() { 10687 return getAsecPackageName(cid); 10688 } 10689 10690 boolean doPostDeleteLI(boolean delete) { 10691 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10692 final List<String> allCodePaths = getAllCodePaths(); 10693 boolean mounted = PackageHelper.isContainerMounted(cid); 10694 if (mounted) { 10695 // Unmount first 10696 if (PackageHelper.unMountSdDir(cid)) { 10697 mounted = false; 10698 } 10699 } 10700 if (!mounted && delete) { 10701 cleanUpResourcesLI(allCodePaths); 10702 } 10703 return !mounted; 10704 } 10705 10706 @Override 10707 int doPreCopy() { 10708 if (isFwdLocked()) { 10709 if (!PackageHelper.fixSdPermissions(cid, 10710 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10711 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10712 } 10713 } 10714 10715 return PackageManager.INSTALL_SUCCEEDED; 10716 } 10717 10718 @Override 10719 int doPostCopy(int uid) { 10720 if (isFwdLocked()) { 10721 if (uid < Process.FIRST_APPLICATION_UID 10722 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10723 RES_FILE_NAME)) { 10724 Slog.e(TAG, "Failed to finalize " + cid); 10725 PackageHelper.destroySdDir(cid); 10726 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10727 } 10728 } 10729 10730 return PackageManager.INSTALL_SUCCEEDED; 10731 } 10732 } 10733 10734 /** 10735 * Logic to handle movement of existing installed applications. 10736 */ 10737 class MoveInstallArgs extends InstallArgs { 10738 private File codeFile; 10739 private File resourceFile; 10740 10741 /** New install */ 10742 MoveInstallArgs(InstallParams params) { 10743 super(params.origin, params.move, params.observer, params.installFlags, 10744 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10745 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10746 } 10747 10748 int copyApk(IMediaContainerService imcs, boolean temp) { 10749 Slog.d(TAG, "Moving " + move.packageName + " from " + move.fromUuid + " to " 10750 + move.toUuid); 10751 synchronized (mInstaller) { 10752 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 10753 move.dataAppName, move.appId, move.seinfo) != 0) { 10754 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10755 } 10756 } 10757 10758 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 10759 resourceFile = codeFile; 10760 Slog.d(TAG, "codeFile after move is " + codeFile); 10761 10762 return PackageManager.INSTALL_SUCCEEDED; 10763 } 10764 10765 int doPreInstall(int status) { 10766 if (status != PackageManager.INSTALL_SUCCEEDED) { 10767 cleanUp(); 10768 } 10769 return status; 10770 } 10771 10772 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10773 if (status != PackageManager.INSTALL_SUCCEEDED) { 10774 cleanUp(); 10775 return false; 10776 } 10777 10778 // Reflect the move in app info 10779 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10780 pkg.applicationInfo.setCodePath(pkg.codePath); 10781 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10782 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10783 pkg.applicationInfo.setResourcePath(pkg.codePath); 10784 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10785 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10786 10787 return true; 10788 } 10789 10790 int doPostInstall(int status, int uid) { 10791 if (status != PackageManager.INSTALL_SUCCEEDED) { 10792 cleanUp(); 10793 } 10794 return status; 10795 } 10796 10797 @Override 10798 String getCodePath() { 10799 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10800 } 10801 10802 @Override 10803 String getResourcePath() { 10804 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10805 } 10806 10807 private boolean cleanUp() { 10808 if (codeFile == null || !codeFile.exists()) { 10809 return false; 10810 } 10811 10812 if (codeFile.isDirectory()) { 10813 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10814 } else { 10815 codeFile.delete(); 10816 } 10817 10818 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10819 resourceFile.delete(); 10820 } 10821 10822 return true; 10823 } 10824 10825 void cleanUpResourcesLI() { 10826 cleanUp(); 10827 } 10828 10829 boolean doPostDeleteLI(boolean delete) { 10830 // XXX err, shouldn't we respect the delete flag? 10831 cleanUpResourcesLI(); 10832 return true; 10833 } 10834 } 10835 10836 static String getAsecPackageName(String packageCid) { 10837 int idx = packageCid.lastIndexOf("-"); 10838 if (idx == -1) { 10839 return packageCid; 10840 } 10841 return packageCid.substring(0, idx); 10842 } 10843 10844 // Utility method used to create code paths based on package name and available index. 10845 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10846 String idxStr = ""; 10847 int idx = 1; 10848 // Fall back to default value of idx=1 if prefix is not 10849 // part of oldCodePath 10850 if (oldCodePath != null) { 10851 String subStr = oldCodePath; 10852 // Drop the suffix right away 10853 if (suffix != null && subStr.endsWith(suffix)) { 10854 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10855 } 10856 // If oldCodePath already contains prefix find out the 10857 // ending index to either increment or decrement. 10858 int sidx = subStr.lastIndexOf(prefix); 10859 if (sidx != -1) { 10860 subStr = subStr.substring(sidx + prefix.length()); 10861 if (subStr != null) { 10862 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10863 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10864 } 10865 try { 10866 idx = Integer.parseInt(subStr); 10867 if (idx <= 1) { 10868 idx++; 10869 } else { 10870 idx--; 10871 } 10872 } catch(NumberFormatException e) { 10873 } 10874 } 10875 } 10876 } 10877 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10878 return prefix + idxStr; 10879 } 10880 10881 private File getNextCodePath(File targetDir, String packageName) { 10882 int suffix = 1; 10883 File result; 10884 do { 10885 result = new File(targetDir, packageName + "-" + suffix); 10886 suffix++; 10887 } while (result.exists()); 10888 return result; 10889 } 10890 10891 // Utility method that returns the relative package path with respect 10892 // to the installation directory. Like say for /data/data/com.test-1.apk 10893 // string com.test-1 is returned. 10894 static String deriveCodePathName(String codePath) { 10895 if (codePath == null) { 10896 return null; 10897 } 10898 final File codeFile = new File(codePath); 10899 final String name = codeFile.getName(); 10900 if (codeFile.isDirectory()) { 10901 return name; 10902 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10903 final int lastDot = name.lastIndexOf('.'); 10904 return name.substring(0, lastDot); 10905 } else { 10906 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10907 return null; 10908 } 10909 } 10910 10911 class PackageInstalledInfo { 10912 String name; 10913 int uid; 10914 // The set of users that originally had this package installed. 10915 int[] origUsers; 10916 // The set of users that now have this package installed. 10917 int[] newUsers; 10918 PackageParser.Package pkg; 10919 int returnCode; 10920 String returnMsg; 10921 PackageRemovedInfo removedInfo; 10922 10923 public void setError(int code, String msg) { 10924 returnCode = code; 10925 returnMsg = msg; 10926 Slog.w(TAG, msg); 10927 } 10928 10929 public void setError(String msg, PackageParserException e) { 10930 returnCode = e.error; 10931 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10932 Slog.w(TAG, msg, e); 10933 } 10934 10935 public void setError(String msg, PackageManagerException e) { 10936 returnCode = e.error; 10937 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10938 Slog.w(TAG, msg, e); 10939 } 10940 10941 // In some error cases we want to convey more info back to the observer 10942 String origPackage; 10943 String origPermission; 10944 } 10945 10946 /* 10947 * Install a non-existing package. 10948 */ 10949 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10950 UserHandle user, String installerPackageName, String volumeUuid, 10951 PackageInstalledInfo res) { 10952 // Remember this for later, in case we need to rollback this install 10953 String pkgName = pkg.packageName; 10954 10955 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10956 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10957 UserHandle.USER_OWNER).exists(); 10958 synchronized(mPackages) { 10959 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10960 // A package with the same name is already installed, though 10961 // it has been renamed to an older name. The package we 10962 // are trying to install should be installed as an update to 10963 // the existing one, but that has not been requested, so bail. 10964 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10965 + " without first uninstalling package running as " 10966 + mSettings.mRenamedPackages.get(pkgName)); 10967 return; 10968 } 10969 if (mPackages.containsKey(pkgName)) { 10970 // Don't allow installation over an existing package with the same name. 10971 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10972 + " without first uninstalling."); 10973 return; 10974 } 10975 } 10976 10977 try { 10978 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10979 System.currentTimeMillis(), user); 10980 10981 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10982 // delete the partially installed application. the data directory will have to be 10983 // restored if it was already existing 10984 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10985 // remove package from internal structures. Note that we want deletePackageX to 10986 // delete the package data and cache directories that it created in 10987 // scanPackageLocked, unless those directories existed before we even tried to 10988 // install. 10989 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10990 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10991 res.removedInfo, true); 10992 } 10993 10994 } catch (PackageManagerException e) { 10995 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10996 } 10997 } 10998 10999 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11000 // Upgrade keysets are being used. Determine if new package has a superset of the 11001 // required keys. 11002 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11003 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11004 for (int i = 0; i < upgradeKeySets.length; i++) { 11005 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11006 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 11007 return true; 11008 } 11009 } 11010 return false; 11011 } 11012 11013 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11014 UserHandle user, String installerPackageName, String volumeUuid, 11015 PackageInstalledInfo res) { 11016 final PackageParser.Package oldPackage; 11017 final String pkgName = pkg.packageName; 11018 final int[] allUsers; 11019 final boolean[] perUserInstalled; 11020 final boolean weFroze; 11021 11022 // First find the old package info and check signatures 11023 synchronized(mPackages) { 11024 oldPackage = mPackages.get(pkgName); 11025 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11026 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11027 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11028 // default to original signature matching 11029 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11030 != PackageManager.SIGNATURE_MATCH) { 11031 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11032 "New package has a different signature: " + pkgName); 11033 return; 11034 } 11035 } else { 11036 if(!checkUpgradeKeySetLP(ps, pkg)) { 11037 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11038 "New package not signed by keys specified by upgrade-keysets: " 11039 + pkgName); 11040 return; 11041 } 11042 } 11043 11044 // In case of rollback, remember per-user/profile install state 11045 allUsers = sUserManager.getUserIds(); 11046 perUserInstalled = new boolean[allUsers.length]; 11047 for (int i = 0; i < allUsers.length; i++) { 11048 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11049 } 11050 11051 // Mark the app as frozen to prevent launching during the upgrade 11052 // process, and then kill all running instances 11053 if (!ps.frozen) { 11054 ps.frozen = true; 11055 weFroze = true; 11056 } else { 11057 weFroze = false; 11058 } 11059 } 11060 11061 // Now that we're guarded by frozen state, kill app during upgrade 11062 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11063 11064 try { 11065 boolean sysPkg = (isSystemApp(oldPackage)); 11066 if (sysPkg) { 11067 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11068 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11069 } else { 11070 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11071 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11072 } 11073 } finally { 11074 // Regardless of success or failure of upgrade steps above, always 11075 // unfreeze the package if we froze it 11076 if (weFroze) { 11077 unfreezePackage(pkgName); 11078 } 11079 } 11080 } 11081 11082 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11083 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11084 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11085 String volumeUuid, PackageInstalledInfo res) { 11086 String pkgName = deletedPackage.packageName; 11087 boolean deletedPkg = true; 11088 boolean updatedSettings = false; 11089 11090 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11091 + deletedPackage); 11092 long origUpdateTime; 11093 if (pkg.mExtras != null) { 11094 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11095 } else { 11096 origUpdateTime = 0; 11097 } 11098 11099 // First delete the existing package while retaining the data directory 11100 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11101 res.removedInfo, true)) { 11102 // If the existing package wasn't successfully deleted 11103 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11104 deletedPkg = false; 11105 } else { 11106 // Successfully deleted the old package; proceed with replace. 11107 11108 // If deleted package lived in a container, give users a chance to 11109 // relinquish resources before killing. 11110 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11111 if (DEBUG_INSTALL) { 11112 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11113 } 11114 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11115 final ArrayList<String> pkgList = new ArrayList<String>(1); 11116 pkgList.add(deletedPackage.applicationInfo.packageName); 11117 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11118 } 11119 11120 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11121 try { 11122 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11123 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11124 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11125 perUserInstalled, res, user); 11126 updatedSettings = true; 11127 } catch (PackageManagerException e) { 11128 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11129 } 11130 } 11131 11132 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11133 // remove package from internal structures. Note that we want deletePackageX to 11134 // delete the package data and cache directories that it created in 11135 // scanPackageLocked, unless those directories existed before we even tried to 11136 // install. 11137 if(updatedSettings) { 11138 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11139 deletePackageLI( 11140 pkgName, null, true, allUsers, perUserInstalled, 11141 PackageManager.DELETE_KEEP_DATA, 11142 res.removedInfo, true); 11143 } 11144 // Since we failed to install the new package we need to restore the old 11145 // package that we deleted. 11146 if (deletedPkg) { 11147 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11148 File restoreFile = new File(deletedPackage.codePath); 11149 // Parse old package 11150 boolean oldExternal = isExternal(deletedPackage); 11151 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11152 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11153 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11154 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11155 try { 11156 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11157 } catch (PackageManagerException e) { 11158 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11159 + e.getMessage()); 11160 return; 11161 } 11162 // Restore of old package succeeded. Update permissions. 11163 // writer 11164 synchronized (mPackages) { 11165 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11166 UPDATE_PERMISSIONS_ALL); 11167 // can downgrade to reader 11168 mSettings.writeLPr(); 11169 } 11170 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11171 } 11172 } 11173 } 11174 11175 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11176 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11177 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11178 String volumeUuid, PackageInstalledInfo res) { 11179 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11180 + ", old=" + deletedPackage); 11181 boolean disabledSystem = false; 11182 boolean updatedSettings = false; 11183 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11184 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11185 != 0) { 11186 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11187 } 11188 String packageName = deletedPackage.packageName; 11189 if (packageName == null) { 11190 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11191 "Attempt to delete null packageName."); 11192 return; 11193 } 11194 PackageParser.Package oldPkg; 11195 PackageSetting oldPkgSetting; 11196 // reader 11197 synchronized (mPackages) { 11198 oldPkg = mPackages.get(packageName); 11199 oldPkgSetting = mSettings.mPackages.get(packageName); 11200 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11201 (oldPkgSetting == null)) { 11202 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11203 "Couldn't find package:" + packageName + " information"); 11204 return; 11205 } 11206 } 11207 11208 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11209 res.removedInfo.removedPackage = packageName; 11210 // Remove existing system package 11211 removePackageLI(oldPkgSetting, true); 11212 // writer 11213 synchronized (mPackages) { 11214 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11215 if (!disabledSystem && deletedPackage != null) { 11216 // We didn't need to disable the .apk as a current system package, 11217 // which means we are replacing another update that is already 11218 // installed. We need to make sure to delete the older one's .apk. 11219 res.removedInfo.args = createInstallArgsForExisting(0, 11220 deletedPackage.applicationInfo.getCodePath(), 11221 deletedPackage.applicationInfo.getResourcePath(), 11222 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11223 } else { 11224 res.removedInfo.args = null; 11225 } 11226 } 11227 11228 // Successfully disabled the old package. Now proceed with re-installation 11229 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11230 11231 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11232 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11233 11234 PackageParser.Package newPackage = null; 11235 try { 11236 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11237 if (newPackage.mExtras != null) { 11238 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11239 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11240 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11241 11242 // is the update attempting to change shared user? that isn't going to work... 11243 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11244 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11245 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11246 + " to " + newPkgSetting.sharedUser); 11247 updatedSettings = true; 11248 } 11249 } 11250 11251 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11252 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11253 perUserInstalled, res, user); 11254 updatedSettings = true; 11255 } 11256 11257 } catch (PackageManagerException e) { 11258 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11259 } 11260 11261 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11262 // Re installation failed. Restore old information 11263 // Remove new pkg information 11264 if (newPackage != null) { 11265 removeInstalledPackageLI(newPackage, true); 11266 } 11267 // Add back the old system package 11268 try { 11269 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11270 } catch (PackageManagerException e) { 11271 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11272 } 11273 // Restore the old system information in Settings 11274 synchronized (mPackages) { 11275 if (disabledSystem) { 11276 mSettings.enableSystemPackageLPw(packageName); 11277 } 11278 if (updatedSettings) { 11279 mSettings.setInstallerPackageName(packageName, 11280 oldPkgSetting.installerPackageName); 11281 } 11282 mSettings.writeLPr(); 11283 } 11284 } 11285 } 11286 11287 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11288 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11289 UserHandle user) { 11290 String pkgName = newPackage.packageName; 11291 synchronized (mPackages) { 11292 //write settings. the installStatus will be incomplete at this stage. 11293 //note that the new package setting would have already been 11294 //added to mPackages. It hasn't been persisted yet. 11295 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11296 mSettings.writeLPr(); 11297 } 11298 11299 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11300 11301 synchronized (mPackages) { 11302 updatePermissionsLPw(newPackage.packageName, newPackage, 11303 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11304 ? UPDATE_PERMISSIONS_ALL : 0)); 11305 // For system-bundled packages, we assume that installing an upgraded version 11306 // of the package implies that the user actually wants to run that new code, 11307 // so we enable the package. 11308 PackageSetting ps = mSettings.mPackages.get(pkgName); 11309 if (ps != null) { 11310 if (isSystemApp(newPackage)) { 11311 // NB: implicit assumption that system package upgrades apply to all users 11312 if (DEBUG_INSTALL) { 11313 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11314 } 11315 if (res.origUsers != null) { 11316 for (int userHandle : res.origUsers) { 11317 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11318 userHandle, installerPackageName); 11319 } 11320 } 11321 // Also convey the prior install/uninstall state 11322 if (allUsers != null && perUserInstalled != null) { 11323 for (int i = 0; i < allUsers.length; i++) { 11324 if (DEBUG_INSTALL) { 11325 Slog.d(TAG, " user " + allUsers[i] 11326 + " => " + perUserInstalled[i]); 11327 } 11328 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11329 } 11330 // these install state changes will be persisted in the 11331 // upcoming call to mSettings.writeLPr(). 11332 } 11333 } 11334 // It's implied that when a user requests installation, they want the app to be 11335 // installed and enabled. 11336 int userId = user.getIdentifier(); 11337 if (userId != UserHandle.USER_ALL) { 11338 ps.setInstalled(true, userId); 11339 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11340 } 11341 } 11342 res.name = pkgName; 11343 res.uid = newPackage.applicationInfo.uid; 11344 res.pkg = newPackage; 11345 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11346 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11347 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11348 //to update install status 11349 mSettings.writeLPr(); 11350 } 11351 } 11352 11353 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11354 final int installFlags = args.installFlags; 11355 final String installerPackageName = args.installerPackageName; 11356 final String volumeUuid = args.volumeUuid; 11357 final File tmpPackageFile = new File(args.getCodePath()); 11358 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11359 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11360 || (args.volumeUuid != null)); 11361 boolean replace = false; 11362 int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11363 // Result object to be returned 11364 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11365 11366 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11367 // Retrieve PackageSettings and parse package 11368 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11369 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11370 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11371 PackageParser pp = new PackageParser(); 11372 pp.setSeparateProcesses(mSeparateProcesses); 11373 pp.setDisplayMetrics(mMetrics); 11374 11375 final PackageParser.Package pkg; 11376 try { 11377 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11378 } catch (PackageParserException e) { 11379 res.setError("Failed parse during installPackageLI", e); 11380 return; 11381 } 11382 11383 // Mark that we have an install time CPU ABI override. 11384 pkg.cpuAbiOverride = args.abiOverride; 11385 11386 String pkgName = res.name = pkg.packageName; 11387 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11388 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11389 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11390 return; 11391 } 11392 } 11393 11394 try { 11395 pp.collectCertificates(pkg, parseFlags); 11396 pp.collectManifestDigest(pkg); 11397 } catch (PackageParserException e) { 11398 res.setError("Failed collect during installPackageLI", e); 11399 return; 11400 } 11401 11402 /* If the installer passed in a manifest digest, compare it now. */ 11403 if (args.manifestDigest != null) { 11404 if (DEBUG_INSTALL) { 11405 final String parsedManifest = pkg.manifestDigest == null ? "null" 11406 : pkg.manifestDigest.toString(); 11407 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11408 + parsedManifest); 11409 } 11410 11411 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11412 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11413 return; 11414 } 11415 } else if (DEBUG_INSTALL) { 11416 final String parsedManifest = pkg.manifestDigest == null 11417 ? "null" : pkg.manifestDigest.toString(); 11418 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11419 } 11420 11421 // Get rid of all references to package scan path via parser. 11422 pp = null; 11423 String oldCodePath = null; 11424 boolean systemApp = false; 11425 synchronized (mPackages) { 11426 // Check if installing already existing package 11427 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11428 String oldName = mSettings.mRenamedPackages.get(pkgName); 11429 if (pkg.mOriginalPackages != null 11430 && pkg.mOriginalPackages.contains(oldName) 11431 && mPackages.containsKey(oldName)) { 11432 // This package is derived from an original package, 11433 // and this device has been updating from that original 11434 // name. We must continue using the original name, so 11435 // rename the new package here. 11436 pkg.setPackageName(oldName); 11437 pkgName = pkg.packageName; 11438 replace = true; 11439 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11440 + oldName + " pkgName=" + pkgName); 11441 } else if (mPackages.containsKey(pkgName)) { 11442 // This package, under its official name, already exists 11443 // on the device; we should replace it. 11444 replace = true; 11445 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11446 } 11447 } 11448 11449 PackageSetting ps = mSettings.mPackages.get(pkgName); 11450 if (ps != null) { 11451 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11452 11453 // Quick sanity check that we're signed correctly if updating; 11454 // we'll check this again later when scanning, but we want to 11455 // bail early here before tripping over redefined permissions. 11456 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11457 try { 11458 verifySignaturesLP(ps, pkg); 11459 } catch (PackageManagerException e) { 11460 res.setError(e.error, e.getMessage()); 11461 return; 11462 } 11463 } else { 11464 if (!checkUpgradeKeySetLP(ps, pkg)) { 11465 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11466 + pkg.packageName + " upgrade keys do not match the " 11467 + "previously installed version"); 11468 return; 11469 } 11470 } 11471 11472 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11473 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11474 systemApp = (ps.pkg.applicationInfo.flags & 11475 ApplicationInfo.FLAG_SYSTEM) != 0; 11476 } 11477 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11478 } 11479 11480 // Check whether the newly-scanned package wants to define an already-defined perm 11481 int N = pkg.permissions.size(); 11482 for (int i = N-1; i >= 0; i--) { 11483 PackageParser.Permission perm = pkg.permissions.get(i); 11484 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11485 if (bp != null) { 11486 // If the defining package is signed with our cert, it's okay. This 11487 // also includes the "updating the same package" case, of course. 11488 // "updating same package" could also involve key-rotation. 11489 final boolean sigsOk; 11490 if (!bp.sourcePackage.equals(pkg.packageName) 11491 || !(bp.packageSetting instanceof PackageSetting) 11492 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11493 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11494 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11495 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11496 } else { 11497 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11498 } 11499 if (!sigsOk) { 11500 // If the owning package is the system itself, we log but allow 11501 // install to proceed; we fail the install on all other permission 11502 // redefinitions. 11503 if (!bp.sourcePackage.equals("android")) { 11504 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11505 + pkg.packageName + " attempting to redeclare permission " 11506 + perm.info.name + " already owned by " + bp.sourcePackage); 11507 res.origPermission = perm.info.name; 11508 res.origPackage = bp.sourcePackage; 11509 return; 11510 } else { 11511 Slog.w(TAG, "Package " + pkg.packageName 11512 + " attempting to redeclare system permission " 11513 + perm.info.name + "; ignoring new declaration"); 11514 pkg.permissions.remove(i); 11515 } 11516 } 11517 } 11518 } 11519 11520 } 11521 11522 if (systemApp && onExternal) { 11523 // Disable updates to system apps on sdcard 11524 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11525 "Cannot install updates to system apps on sdcard"); 11526 return; 11527 } 11528 11529 if (args.move != null) { 11530 // We did an in-place move, so dex is ready to roll 11531 scanFlags |= SCAN_NO_DEX; 11532 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11533 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11534 scanFlags |= SCAN_NO_DEX; 11535 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11536 int result = mPackageDexOptimizer 11537 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11538 false /* defer */, false /* inclDependencies */); 11539 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11540 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11541 return; 11542 } 11543 } 11544 11545 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11546 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11547 return; 11548 } 11549 11550 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11551 11552 if (replace) { 11553 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11554 installerPackageName, volumeUuid, res); 11555 } else { 11556 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11557 args.user, installerPackageName, volumeUuid, res); 11558 } 11559 synchronized (mPackages) { 11560 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11561 if (ps != null) { 11562 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11563 } 11564 } 11565 } 11566 11567 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11568 if (mIntentFilterVerifierComponent == null) { 11569 Slog.d(TAG, "No IntentFilter verification will not be done as " 11570 + "there is no IntentFilterVerifier available!"); 11571 return; 11572 } 11573 11574 final int verifierUid = getPackageUid( 11575 mIntentFilterVerifierComponent.getPackageName(), 11576 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11577 11578 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11579 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11580 msg.obj = pkg; 11581 msg.arg1 = userId; 11582 msg.arg2 = verifierUid; 11583 11584 mHandler.sendMessage(msg); 11585 } 11586 11587 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11588 PackageParser.Package pkg) { 11589 int size = pkg.activities.size(); 11590 if (size == 0) { 11591 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11592 return; 11593 } 11594 11595 final boolean hasDomainURLs = hasDomainURLs(pkg); 11596 if (!hasDomainURLs) { 11597 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11598 return; 11599 } 11600 11601 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11602 + " Activities needs verification ..."); 11603 11604 final int verificationId = mIntentFilterVerificationToken++; 11605 int count = 0; 11606 final String packageName = pkg.packageName; 11607 ArrayList<String> allHosts = new ArrayList<>(); 11608 11609 synchronized (mPackages) { 11610 for (PackageParser.Activity a : pkg.activities) { 11611 for (ActivityIntentInfo filter : a.intents) { 11612 boolean needsFilterVerification = filter.needsVerification(); 11613 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11614 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11615 mIntentFilterVerifier.addOneIntentFilterVerification( 11616 verifierUid, userId, verificationId, filter, packageName); 11617 count++; 11618 } else if (!needsFilterVerification) { 11619 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11620 if (hasValidDomains(filter)) { 11621 ArrayList<String> hosts = filter.getHostsList(); 11622 if (hosts.size() > 0) { 11623 allHosts.addAll(hosts); 11624 } else { 11625 if (allHosts.isEmpty()) { 11626 allHosts.add("*"); 11627 } 11628 } 11629 } 11630 } else { 11631 Slog.d(TAG, "Verification already done for IntentFilter:" 11632 + filter.toString()); 11633 } 11634 } 11635 } 11636 } 11637 11638 if (count > 0) { 11639 mIntentFilterVerifier.startVerifications(userId); 11640 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11641 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11642 } else { 11643 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11644 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11645 packageName, allHosts) != null) { 11646 scheduleWriteSettingsLocked(); 11647 } 11648 } 11649 } 11650 11651 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11652 final ComponentName cn = filter.activity.getComponentName(); 11653 final String packageName = cn.getPackageName(); 11654 11655 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11656 packageName); 11657 if (ivi == null) { 11658 return true; 11659 } 11660 int status = ivi.getStatus(); 11661 switch (status) { 11662 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11663 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11664 return true; 11665 11666 default: 11667 // Nothing to do 11668 return false; 11669 } 11670 } 11671 11672 private static boolean isMultiArch(PackageSetting ps) { 11673 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11674 } 11675 11676 private static boolean isMultiArch(ApplicationInfo info) { 11677 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11678 } 11679 11680 private static boolean isExternal(PackageParser.Package pkg) { 11681 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11682 } 11683 11684 private static boolean isExternal(PackageSetting ps) { 11685 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11686 } 11687 11688 private static boolean isExternal(ApplicationInfo info) { 11689 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11690 } 11691 11692 private static boolean isSystemApp(PackageParser.Package pkg) { 11693 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11694 } 11695 11696 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11697 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11698 } 11699 11700 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11701 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11702 } 11703 11704 private static boolean isSystemApp(PackageSetting ps) { 11705 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11706 } 11707 11708 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11709 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11710 } 11711 11712 private int packageFlagsToInstallFlags(PackageSetting ps) { 11713 int installFlags = 0; 11714 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11715 // This existing package was an external ASEC install when we have 11716 // the external flag without a UUID 11717 installFlags |= PackageManager.INSTALL_EXTERNAL; 11718 } 11719 if (ps.isForwardLocked()) { 11720 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11721 } 11722 return installFlags; 11723 } 11724 11725 private void deleteTempPackageFiles() { 11726 final FilenameFilter filter = new FilenameFilter() { 11727 public boolean accept(File dir, String name) { 11728 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11729 } 11730 }; 11731 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11732 file.delete(); 11733 } 11734 } 11735 11736 @Override 11737 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11738 int flags) { 11739 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11740 flags); 11741 } 11742 11743 @Override 11744 public void deletePackage(final String packageName, 11745 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11746 mContext.enforceCallingOrSelfPermission( 11747 android.Manifest.permission.DELETE_PACKAGES, null); 11748 final int uid = Binder.getCallingUid(); 11749 if (UserHandle.getUserId(uid) != userId) { 11750 mContext.enforceCallingPermission( 11751 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11752 "deletePackage for user " + userId); 11753 } 11754 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11755 try { 11756 observer.onPackageDeleted(packageName, 11757 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11758 } catch (RemoteException re) { 11759 } 11760 return; 11761 } 11762 11763 boolean uninstallBlocked = false; 11764 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11765 int[] users = sUserManager.getUserIds(); 11766 for (int i = 0; i < users.length; ++i) { 11767 if (getBlockUninstallForUser(packageName, users[i])) { 11768 uninstallBlocked = true; 11769 break; 11770 } 11771 } 11772 } else { 11773 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11774 } 11775 if (uninstallBlocked) { 11776 try { 11777 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11778 null); 11779 } catch (RemoteException re) { 11780 } 11781 return; 11782 } 11783 11784 if (DEBUG_REMOVE) { 11785 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11786 } 11787 // Queue up an async operation since the package deletion may take a little while. 11788 mHandler.post(new Runnable() { 11789 public void run() { 11790 mHandler.removeCallbacks(this); 11791 final int returnCode = deletePackageX(packageName, userId, flags); 11792 if (observer != null) { 11793 try { 11794 observer.onPackageDeleted(packageName, returnCode, null); 11795 } catch (RemoteException e) { 11796 Log.i(TAG, "Observer no longer exists."); 11797 } //end catch 11798 } //end if 11799 } //end run 11800 }); 11801 } 11802 11803 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11804 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11805 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11806 try { 11807 if (dpm != null) { 11808 if (dpm.isDeviceOwner(packageName)) { 11809 return true; 11810 } 11811 int[] users; 11812 if (userId == UserHandle.USER_ALL) { 11813 users = sUserManager.getUserIds(); 11814 } else { 11815 users = new int[]{userId}; 11816 } 11817 for (int i = 0; i < users.length; ++i) { 11818 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11819 return true; 11820 } 11821 } 11822 } 11823 } catch (RemoteException e) { 11824 } 11825 return false; 11826 } 11827 11828 /** 11829 * This method is an internal method that could be get invoked either 11830 * to delete an installed package or to clean up a failed installation. 11831 * After deleting an installed package, a broadcast is sent to notify any 11832 * listeners that the package has been installed. For cleaning up a failed 11833 * installation, the broadcast is not necessary since the package's 11834 * installation wouldn't have sent the initial broadcast either 11835 * The key steps in deleting a package are 11836 * deleting the package information in internal structures like mPackages, 11837 * deleting the packages base directories through installd 11838 * updating mSettings to reflect current status 11839 * persisting settings for later use 11840 * sending a broadcast if necessary 11841 */ 11842 private int deletePackageX(String packageName, int userId, int flags) { 11843 final PackageRemovedInfo info = new PackageRemovedInfo(); 11844 final boolean res; 11845 11846 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11847 ? UserHandle.ALL : new UserHandle(userId); 11848 11849 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11850 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11851 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11852 } 11853 11854 boolean removedForAllUsers = false; 11855 boolean systemUpdate = false; 11856 11857 // for the uninstall-updates case and restricted profiles, remember the per- 11858 // userhandle installed state 11859 int[] allUsers; 11860 boolean[] perUserInstalled; 11861 synchronized (mPackages) { 11862 PackageSetting ps = mSettings.mPackages.get(packageName); 11863 allUsers = sUserManager.getUserIds(); 11864 perUserInstalled = new boolean[allUsers.length]; 11865 for (int i = 0; i < allUsers.length; i++) { 11866 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11867 } 11868 } 11869 11870 synchronized (mInstallLock) { 11871 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11872 res = deletePackageLI(packageName, removeForUser, 11873 true, allUsers, perUserInstalled, 11874 flags | REMOVE_CHATTY, info, true); 11875 systemUpdate = info.isRemovedPackageSystemUpdate; 11876 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11877 removedForAllUsers = true; 11878 } 11879 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11880 + " removedForAllUsers=" + removedForAllUsers); 11881 } 11882 11883 if (res) { 11884 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11885 11886 // If the removed package was a system update, the old system package 11887 // was re-enabled; we need to broadcast this information 11888 if (systemUpdate) { 11889 Bundle extras = new Bundle(1); 11890 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11891 ? info.removedAppId : info.uid); 11892 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11893 11894 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11895 extras, null, null, null); 11896 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11897 extras, null, null, null); 11898 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11899 null, packageName, null, null); 11900 } 11901 } 11902 // Force a gc here. 11903 Runtime.getRuntime().gc(); 11904 // Delete the resources here after sending the broadcast to let 11905 // other processes clean up before deleting resources. 11906 if (info.args != null) { 11907 synchronized (mInstallLock) { 11908 info.args.doPostDeleteLI(true); 11909 } 11910 } 11911 11912 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11913 } 11914 11915 class PackageRemovedInfo { 11916 String removedPackage; 11917 int uid = -1; 11918 int removedAppId = -1; 11919 int[] removedUsers = null; 11920 boolean isRemovedPackageSystemUpdate = false; 11921 // Clean up resources deleted packages. 11922 InstallArgs args = null; 11923 11924 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11925 Bundle extras = new Bundle(1); 11926 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11927 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11928 if (replacing) { 11929 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11930 } 11931 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11932 if (removedPackage != null) { 11933 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11934 extras, null, null, removedUsers); 11935 if (fullRemove && !replacing) { 11936 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11937 extras, null, null, removedUsers); 11938 } 11939 } 11940 if (removedAppId >= 0) { 11941 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11942 removedUsers); 11943 } 11944 } 11945 } 11946 11947 /* 11948 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11949 * flag is not set, the data directory is removed as well. 11950 * make sure this flag is set for partially installed apps. If not its meaningless to 11951 * delete a partially installed application. 11952 */ 11953 private void removePackageDataLI(PackageSetting ps, 11954 int[] allUserHandles, boolean[] perUserInstalled, 11955 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11956 String packageName = ps.name; 11957 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11958 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11959 // Retrieve object to delete permissions for shared user later on 11960 final PackageSetting deletedPs; 11961 // reader 11962 synchronized (mPackages) { 11963 deletedPs = mSettings.mPackages.get(packageName); 11964 if (outInfo != null) { 11965 outInfo.removedPackage = packageName; 11966 outInfo.removedUsers = deletedPs != null 11967 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11968 : null; 11969 } 11970 } 11971 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11972 removeDataDirsLI(ps.volumeUuid, packageName); 11973 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11974 } 11975 // writer 11976 synchronized (mPackages) { 11977 if (deletedPs != null) { 11978 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11979 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11980 clearDefaultBrowserIfNeeded(packageName); 11981 if (outInfo != null) { 11982 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11983 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11984 } 11985 updatePermissionsLPw(deletedPs.name, null, 0); 11986 if (deletedPs.sharedUser != null) { 11987 // Remove permissions associated with package. Since runtime 11988 // permissions are per user we have to kill the removed package 11989 // or packages running under the shared user of the removed 11990 // package if revoking the permissions requested only by the removed 11991 // package is successful and this causes a change in gids. 11992 for (int userId : UserManagerService.getInstance().getUserIds()) { 11993 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11994 userId); 11995 if (userIdToKill == UserHandle.USER_ALL 11996 || userIdToKill >= UserHandle.USER_OWNER) { 11997 // If gids changed for this user, kill all affected packages. 11998 mHandler.post(new Runnable() { 11999 @Override 12000 public void run() { 12001 // This has to happen with no lock held. 12002 killSettingPackagesForUser(deletedPs, userIdToKill, 12003 KILL_APP_REASON_GIDS_CHANGED); 12004 } 12005 }); 12006 break; 12007 } 12008 } 12009 } 12010 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12011 } 12012 // make sure to preserve per-user disabled state if this removal was just 12013 // a downgrade of a system app to the factory package 12014 if (allUserHandles != null && perUserInstalled != null) { 12015 if (DEBUG_REMOVE) { 12016 Slog.d(TAG, "Propagating install state across downgrade"); 12017 } 12018 for (int i = 0; i < allUserHandles.length; i++) { 12019 if (DEBUG_REMOVE) { 12020 Slog.d(TAG, " user " + allUserHandles[i] 12021 + " => " + perUserInstalled[i]); 12022 } 12023 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12024 } 12025 } 12026 } 12027 // can downgrade to reader 12028 if (writeSettings) { 12029 // Save settings now 12030 mSettings.writeLPr(); 12031 } 12032 } 12033 if (outInfo != null) { 12034 // A user ID was deleted here. Go through all users and remove it 12035 // from KeyStore. 12036 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12037 } 12038 } 12039 12040 static boolean locationIsPrivileged(File path) { 12041 try { 12042 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12043 .getCanonicalPath(); 12044 return path.getCanonicalPath().startsWith(privilegedAppDir); 12045 } catch (IOException e) { 12046 Slog.e(TAG, "Unable to access code path " + path); 12047 } 12048 return false; 12049 } 12050 12051 /* 12052 * Tries to delete system package. 12053 */ 12054 private boolean deleteSystemPackageLI(PackageSetting newPs, 12055 int[] allUserHandles, boolean[] perUserInstalled, 12056 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12057 final boolean applyUserRestrictions 12058 = (allUserHandles != null) && (perUserInstalled != null); 12059 PackageSetting disabledPs = null; 12060 // Confirm if the system package has been updated 12061 // An updated system app can be deleted. This will also have to restore 12062 // the system pkg from system partition 12063 // reader 12064 synchronized (mPackages) { 12065 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12066 } 12067 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12068 + " disabledPs=" + disabledPs); 12069 if (disabledPs == null) { 12070 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12071 return false; 12072 } else if (DEBUG_REMOVE) { 12073 Slog.d(TAG, "Deleting system pkg from data partition"); 12074 } 12075 if (DEBUG_REMOVE) { 12076 if (applyUserRestrictions) { 12077 Slog.d(TAG, "Remembering install states:"); 12078 for (int i = 0; i < allUserHandles.length; i++) { 12079 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12080 } 12081 } 12082 } 12083 // Delete the updated package 12084 outInfo.isRemovedPackageSystemUpdate = true; 12085 if (disabledPs.versionCode < newPs.versionCode) { 12086 // Delete data for downgrades 12087 flags &= ~PackageManager.DELETE_KEEP_DATA; 12088 } else { 12089 // Preserve data by setting flag 12090 flags |= PackageManager.DELETE_KEEP_DATA; 12091 } 12092 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12093 allUserHandles, perUserInstalled, outInfo, writeSettings); 12094 if (!ret) { 12095 return false; 12096 } 12097 // writer 12098 synchronized (mPackages) { 12099 // Reinstate the old system package 12100 mSettings.enableSystemPackageLPw(newPs.name); 12101 // Remove any native libraries from the upgraded package. 12102 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12103 } 12104 // Install the system package 12105 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12106 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12107 if (locationIsPrivileged(disabledPs.codePath)) { 12108 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12109 } 12110 12111 final PackageParser.Package newPkg; 12112 try { 12113 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12114 } catch (PackageManagerException e) { 12115 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12116 return false; 12117 } 12118 12119 // writer 12120 synchronized (mPackages) { 12121 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12122 updatePermissionsLPw(newPkg.packageName, newPkg, 12123 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12124 if (applyUserRestrictions) { 12125 if (DEBUG_REMOVE) { 12126 Slog.d(TAG, "Propagating install state across reinstall"); 12127 } 12128 for (int i = 0; i < allUserHandles.length; i++) { 12129 if (DEBUG_REMOVE) { 12130 Slog.d(TAG, " user " + allUserHandles[i] 12131 + " => " + perUserInstalled[i]); 12132 } 12133 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12134 } 12135 // Regardless of writeSettings we need to ensure that this restriction 12136 // state propagation is persisted 12137 mSettings.writeAllUsersPackageRestrictionsLPr(); 12138 } 12139 // can downgrade to reader here 12140 if (writeSettings) { 12141 mSettings.writeLPr(); 12142 } 12143 } 12144 return true; 12145 } 12146 12147 private boolean deleteInstalledPackageLI(PackageSetting ps, 12148 boolean deleteCodeAndResources, int flags, 12149 int[] allUserHandles, boolean[] perUserInstalled, 12150 PackageRemovedInfo outInfo, boolean writeSettings) { 12151 if (outInfo != null) { 12152 outInfo.uid = ps.appId; 12153 } 12154 12155 // Delete package data from internal structures and also remove data if flag is set 12156 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12157 12158 // Delete application code and resources 12159 if (deleteCodeAndResources && (outInfo != null)) { 12160 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12161 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12162 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12163 } 12164 return true; 12165 } 12166 12167 @Override 12168 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12169 int userId) { 12170 mContext.enforceCallingOrSelfPermission( 12171 android.Manifest.permission.DELETE_PACKAGES, null); 12172 synchronized (mPackages) { 12173 PackageSetting ps = mSettings.mPackages.get(packageName); 12174 if (ps == null) { 12175 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12176 return false; 12177 } 12178 if (!ps.getInstalled(userId)) { 12179 // Can't block uninstall for an app that is not installed or enabled. 12180 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12181 return false; 12182 } 12183 ps.setBlockUninstall(blockUninstall, userId); 12184 mSettings.writePackageRestrictionsLPr(userId); 12185 } 12186 return true; 12187 } 12188 12189 @Override 12190 public boolean getBlockUninstallForUser(String packageName, int userId) { 12191 synchronized (mPackages) { 12192 PackageSetting ps = mSettings.mPackages.get(packageName); 12193 if (ps == null) { 12194 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12195 return false; 12196 } 12197 return ps.getBlockUninstall(userId); 12198 } 12199 } 12200 12201 /* 12202 * This method handles package deletion in general 12203 */ 12204 private boolean deletePackageLI(String packageName, UserHandle user, 12205 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12206 int flags, PackageRemovedInfo outInfo, 12207 boolean writeSettings) { 12208 if (packageName == null) { 12209 Slog.w(TAG, "Attempt to delete null packageName."); 12210 return false; 12211 } 12212 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12213 PackageSetting ps; 12214 boolean dataOnly = false; 12215 int removeUser = -1; 12216 int appId = -1; 12217 synchronized (mPackages) { 12218 ps = mSettings.mPackages.get(packageName); 12219 if (ps == null) { 12220 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12221 return false; 12222 } 12223 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12224 && user.getIdentifier() != UserHandle.USER_ALL) { 12225 // The caller is asking that the package only be deleted for a single 12226 // user. To do this, we just mark its uninstalled state and delete 12227 // its data. If this is a system app, we only allow this to happen if 12228 // they have set the special DELETE_SYSTEM_APP which requests different 12229 // semantics than normal for uninstalling system apps. 12230 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12231 ps.setUserState(user.getIdentifier(), 12232 COMPONENT_ENABLED_STATE_DEFAULT, 12233 false, //installed 12234 true, //stopped 12235 true, //notLaunched 12236 false, //hidden 12237 null, null, null, 12238 false, // blockUninstall 12239 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12240 if (!isSystemApp(ps)) { 12241 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12242 // Other user still have this package installed, so all 12243 // we need to do is clear this user's data and save that 12244 // it is uninstalled. 12245 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12246 removeUser = user.getIdentifier(); 12247 appId = ps.appId; 12248 scheduleWritePackageRestrictionsLocked(removeUser); 12249 } else { 12250 // We need to set it back to 'installed' so the uninstall 12251 // broadcasts will be sent correctly. 12252 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12253 ps.setInstalled(true, user.getIdentifier()); 12254 } 12255 } else { 12256 // This is a system app, so we assume that the 12257 // other users still have this package installed, so all 12258 // we need to do is clear this user's data and save that 12259 // it is uninstalled. 12260 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12261 removeUser = user.getIdentifier(); 12262 appId = ps.appId; 12263 scheduleWritePackageRestrictionsLocked(removeUser); 12264 } 12265 } 12266 } 12267 12268 if (removeUser >= 0) { 12269 // From above, we determined that we are deleting this only 12270 // for a single user. Continue the work here. 12271 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12272 if (outInfo != null) { 12273 outInfo.removedPackage = packageName; 12274 outInfo.removedAppId = appId; 12275 outInfo.removedUsers = new int[] {removeUser}; 12276 } 12277 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12278 removeKeystoreDataIfNeeded(removeUser, appId); 12279 schedulePackageCleaning(packageName, removeUser, false); 12280 synchronized (mPackages) { 12281 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12282 scheduleWritePackageRestrictionsLocked(removeUser); 12283 } 12284 } 12285 return true; 12286 } 12287 12288 if (dataOnly) { 12289 // Delete application data first 12290 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12291 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12292 return true; 12293 } 12294 12295 boolean ret = false; 12296 if (isSystemApp(ps)) { 12297 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12298 // When an updated system application is deleted we delete the existing resources as well and 12299 // fall back to existing code in system partition 12300 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12301 flags, outInfo, writeSettings); 12302 } else { 12303 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12304 // Kill application pre-emptively especially for apps on sd. 12305 killApplication(packageName, ps.appId, "uninstall pkg"); 12306 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12307 allUserHandles, perUserInstalled, 12308 outInfo, writeSettings); 12309 } 12310 12311 return ret; 12312 } 12313 12314 private final class ClearStorageConnection implements ServiceConnection { 12315 IMediaContainerService mContainerService; 12316 12317 @Override 12318 public void onServiceConnected(ComponentName name, IBinder service) { 12319 synchronized (this) { 12320 mContainerService = IMediaContainerService.Stub.asInterface(service); 12321 notifyAll(); 12322 } 12323 } 12324 12325 @Override 12326 public void onServiceDisconnected(ComponentName name) { 12327 } 12328 } 12329 12330 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12331 final boolean mounted; 12332 if (Environment.isExternalStorageEmulated()) { 12333 mounted = true; 12334 } else { 12335 final String status = Environment.getExternalStorageState(); 12336 12337 mounted = status.equals(Environment.MEDIA_MOUNTED) 12338 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12339 } 12340 12341 if (!mounted) { 12342 return; 12343 } 12344 12345 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12346 int[] users; 12347 if (userId == UserHandle.USER_ALL) { 12348 users = sUserManager.getUserIds(); 12349 } else { 12350 users = new int[] { userId }; 12351 } 12352 final ClearStorageConnection conn = new ClearStorageConnection(); 12353 if (mContext.bindServiceAsUser( 12354 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12355 try { 12356 for (int curUser : users) { 12357 long timeout = SystemClock.uptimeMillis() + 5000; 12358 synchronized (conn) { 12359 long now = SystemClock.uptimeMillis(); 12360 while (conn.mContainerService == null && now < timeout) { 12361 try { 12362 conn.wait(timeout - now); 12363 } catch (InterruptedException e) { 12364 } 12365 } 12366 } 12367 if (conn.mContainerService == null) { 12368 return; 12369 } 12370 12371 final UserEnvironment userEnv = new UserEnvironment(curUser); 12372 clearDirectory(conn.mContainerService, 12373 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12374 if (allData) { 12375 clearDirectory(conn.mContainerService, 12376 userEnv.buildExternalStorageAppDataDirs(packageName)); 12377 clearDirectory(conn.mContainerService, 12378 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12379 } 12380 } 12381 } finally { 12382 mContext.unbindService(conn); 12383 } 12384 } 12385 } 12386 12387 @Override 12388 public void clearApplicationUserData(final String packageName, 12389 final IPackageDataObserver observer, final int userId) { 12390 mContext.enforceCallingOrSelfPermission( 12391 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12392 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12393 // Queue up an async operation since the package deletion may take a little while. 12394 mHandler.post(new Runnable() { 12395 public void run() { 12396 mHandler.removeCallbacks(this); 12397 final boolean succeeded; 12398 synchronized (mInstallLock) { 12399 succeeded = clearApplicationUserDataLI(packageName, userId); 12400 } 12401 clearExternalStorageDataSync(packageName, userId, true); 12402 if (succeeded) { 12403 // invoke DeviceStorageMonitor's update method to clear any notifications 12404 DeviceStorageMonitorInternal 12405 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12406 if (dsm != null) { 12407 dsm.checkMemory(); 12408 } 12409 } 12410 if(observer != null) { 12411 try { 12412 observer.onRemoveCompleted(packageName, succeeded); 12413 } catch (RemoteException e) { 12414 Log.i(TAG, "Observer no longer exists."); 12415 } 12416 } //end if observer 12417 } //end run 12418 }); 12419 } 12420 12421 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12422 if (packageName == null) { 12423 Slog.w(TAG, "Attempt to delete null packageName."); 12424 return false; 12425 } 12426 12427 // Try finding details about the requested package 12428 PackageParser.Package pkg; 12429 synchronized (mPackages) { 12430 pkg = mPackages.get(packageName); 12431 if (pkg == null) { 12432 final PackageSetting ps = mSettings.mPackages.get(packageName); 12433 if (ps != null) { 12434 pkg = ps.pkg; 12435 } 12436 } 12437 } 12438 12439 if (pkg == null) { 12440 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12441 } 12442 12443 // Always delete data directories for package, even if we found no other 12444 // record of app. This helps users recover from UID mismatches without 12445 // resorting to a full data wipe. 12446 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12447 if (retCode < 0) { 12448 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12449 return false; 12450 } 12451 12452 if (pkg == null) { 12453 return false; 12454 } 12455 12456 if (pkg != null && pkg.applicationInfo != null) { 12457 final int appId = pkg.applicationInfo.uid; 12458 removeKeystoreDataIfNeeded(userId, appId); 12459 } 12460 12461 // Create a native library symlink only if we have native libraries 12462 // and if the native libraries are 32 bit libraries. We do not provide 12463 // this symlink for 64 bit libraries. 12464 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12465 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12466 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12467 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12468 nativeLibPath, userId) < 0) { 12469 Slog.w(TAG, "Failed linking native library dir"); 12470 return false; 12471 } 12472 } 12473 12474 return true; 12475 } 12476 12477 /** 12478 * Remove entries from the keystore daemon. Will only remove it if the 12479 * {@code appId} is valid. 12480 */ 12481 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12482 if (appId < 0) { 12483 return; 12484 } 12485 12486 final KeyStore keyStore = KeyStore.getInstance(); 12487 if (keyStore != null) { 12488 if (userId == UserHandle.USER_ALL) { 12489 for (final int individual : sUserManager.getUserIds()) { 12490 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12491 } 12492 } else { 12493 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12494 } 12495 } else { 12496 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12497 } 12498 } 12499 12500 @Override 12501 public void deleteApplicationCacheFiles(final String packageName, 12502 final IPackageDataObserver observer) { 12503 mContext.enforceCallingOrSelfPermission( 12504 android.Manifest.permission.DELETE_CACHE_FILES, null); 12505 // Queue up an async operation since the package deletion may take a little while. 12506 final int userId = UserHandle.getCallingUserId(); 12507 mHandler.post(new Runnable() { 12508 public void run() { 12509 mHandler.removeCallbacks(this); 12510 final boolean succeded; 12511 synchronized (mInstallLock) { 12512 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12513 } 12514 clearExternalStorageDataSync(packageName, userId, false); 12515 if (observer != null) { 12516 try { 12517 observer.onRemoveCompleted(packageName, succeded); 12518 } catch (RemoteException e) { 12519 Log.i(TAG, "Observer no longer exists."); 12520 } 12521 } //end if observer 12522 } //end run 12523 }); 12524 } 12525 12526 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12527 if (packageName == null) { 12528 Slog.w(TAG, "Attempt to delete null packageName."); 12529 return false; 12530 } 12531 PackageParser.Package p; 12532 synchronized (mPackages) { 12533 p = mPackages.get(packageName); 12534 } 12535 if (p == null) { 12536 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12537 return false; 12538 } 12539 final ApplicationInfo applicationInfo = p.applicationInfo; 12540 if (applicationInfo == null) { 12541 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12542 return false; 12543 } 12544 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12545 if (retCode < 0) { 12546 Slog.w(TAG, "Couldn't remove cache files for package: " 12547 + packageName + " u" + userId); 12548 return false; 12549 } 12550 return true; 12551 } 12552 12553 @Override 12554 public void getPackageSizeInfo(final String packageName, int userHandle, 12555 final IPackageStatsObserver observer) { 12556 mContext.enforceCallingOrSelfPermission( 12557 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12558 if (packageName == null) { 12559 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12560 } 12561 12562 PackageStats stats = new PackageStats(packageName, userHandle); 12563 12564 /* 12565 * Queue up an async operation since the package measurement may take a 12566 * little while. 12567 */ 12568 Message msg = mHandler.obtainMessage(INIT_COPY); 12569 msg.obj = new MeasureParams(stats, observer); 12570 mHandler.sendMessage(msg); 12571 } 12572 12573 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12574 PackageStats pStats) { 12575 if (packageName == null) { 12576 Slog.w(TAG, "Attempt to get size of null packageName."); 12577 return false; 12578 } 12579 PackageParser.Package p; 12580 boolean dataOnly = false; 12581 String libDirRoot = null; 12582 String asecPath = null; 12583 PackageSetting ps = null; 12584 synchronized (mPackages) { 12585 p = mPackages.get(packageName); 12586 ps = mSettings.mPackages.get(packageName); 12587 if(p == null) { 12588 dataOnly = true; 12589 if((ps == null) || (ps.pkg == null)) { 12590 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12591 return false; 12592 } 12593 p = ps.pkg; 12594 } 12595 if (ps != null) { 12596 libDirRoot = ps.legacyNativeLibraryPathString; 12597 } 12598 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12599 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12600 if (secureContainerId != null) { 12601 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12602 } 12603 } 12604 } 12605 String publicSrcDir = null; 12606 if(!dataOnly) { 12607 final ApplicationInfo applicationInfo = p.applicationInfo; 12608 if (applicationInfo == null) { 12609 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12610 return false; 12611 } 12612 if (p.isForwardLocked()) { 12613 publicSrcDir = applicationInfo.getBaseResourcePath(); 12614 } 12615 } 12616 // TODO: extend to measure size of split APKs 12617 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12618 // not just the first level. 12619 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12620 // just the primary. 12621 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12622 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12623 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12624 if (res < 0) { 12625 return false; 12626 } 12627 12628 // Fix-up for forward-locked applications in ASEC containers. 12629 if (!isExternal(p)) { 12630 pStats.codeSize += pStats.externalCodeSize; 12631 pStats.externalCodeSize = 0L; 12632 } 12633 12634 return true; 12635 } 12636 12637 12638 @Override 12639 public void addPackageToPreferred(String packageName) { 12640 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12641 } 12642 12643 @Override 12644 public void removePackageFromPreferred(String packageName) { 12645 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12646 } 12647 12648 @Override 12649 public List<PackageInfo> getPreferredPackages(int flags) { 12650 return new ArrayList<PackageInfo>(); 12651 } 12652 12653 private int getUidTargetSdkVersionLockedLPr(int uid) { 12654 Object obj = mSettings.getUserIdLPr(uid); 12655 if (obj instanceof SharedUserSetting) { 12656 final SharedUserSetting sus = (SharedUserSetting) obj; 12657 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12658 final Iterator<PackageSetting> it = sus.packages.iterator(); 12659 while (it.hasNext()) { 12660 final PackageSetting ps = it.next(); 12661 if (ps.pkg != null) { 12662 int v = ps.pkg.applicationInfo.targetSdkVersion; 12663 if (v < vers) vers = v; 12664 } 12665 } 12666 return vers; 12667 } else if (obj instanceof PackageSetting) { 12668 final PackageSetting ps = (PackageSetting) obj; 12669 if (ps.pkg != null) { 12670 return ps.pkg.applicationInfo.targetSdkVersion; 12671 } 12672 } 12673 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12674 } 12675 12676 @Override 12677 public void addPreferredActivity(IntentFilter filter, int match, 12678 ComponentName[] set, ComponentName activity, int userId) { 12679 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12680 "Adding preferred"); 12681 } 12682 12683 private void addPreferredActivityInternal(IntentFilter filter, int match, 12684 ComponentName[] set, ComponentName activity, boolean always, int userId, 12685 String opname) { 12686 // writer 12687 int callingUid = Binder.getCallingUid(); 12688 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12689 if (filter.countActions() == 0) { 12690 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12691 return; 12692 } 12693 synchronized (mPackages) { 12694 if (mContext.checkCallingOrSelfPermission( 12695 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12696 != PackageManager.PERMISSION_GRANTED) { 12697 if (getUidTargetSdkVersionLockedLPr(callingUid) 12698 < Build.VERSION_CODES.FROYO) { 12699 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12700 + callingUid); 12701 return; 12702 } 12703 mContext.enforceCallingOrSelfPermission( 12704 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12705 } 12706 12707 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12708 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12709 + userId + ":"); 12710 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12711 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12712 scheduleWritePackageRestrictionsLocked(userId); 12713 } 12714 } 12715 12716 @Override 12717 public void replacePreferredActivity(IntentFilter filter, int match, 12718 ComponentName[] set, ComponentName activity, int userId) { 12719 if (filter.countActions() != 1) { 12720 throw new IllegalArgumentException( 12721 "replacePreferredActivity expects filter to have only 1 action."); 12722 } 12723 if (filter.countDataAuthorities() != 0 12724 || filter.countDataPaths() != 0 12725 || filter.countDataSchemes() > 1 12726 || filter.countDataTypes() != 0) { 12727 throw new IllegalArgumentException( 12728 "replacePreferredActivity expects filter to have no data authorities, " + 12729 "paths, or types; and at most one scheme."); 12730 } 12731 12732 final int callingUid = Binder.getCallingUid(); 12733 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12734 synchronized (mPackages) { 12735 if (mContext.checkCallingOrSelfPermission( 12736 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12737 != PackageManager.PERMISSION_GRANTED) { 12738 if (getUidTargetSdkVersionLockedLPr(callingUid) 12739 < Build.VERSION_CODES.FROYO) { 12740 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12741 + Binder.getCallingUid()); 12742 return; 12743 } 12744 mContext.enforceCallingOrSelfPermission( 12745 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12746 } 12747 12748 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12749 if (pir != null) { 12750 // Get all of the existing entries that exactly match this filter. 12751 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12752 if (existing != null && existing.size() == 1) { 12753 PreferredActivity cur = existing.get(0); 12754 if (DEBUG_PREFERRED) { 12755 Slog.i(TAG, "Checking replace of preferred:"); 12756 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12757 if (!cur.mPref.mAlways) { 12758 Slog.i(TAG, " -- CUR; not mAlways!"); 12759 } else { 12760 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12761 Slog.i(TAG, " -- CUR: mSet=" 12762 + Arrays.toString(cur.mPref.mSetComponents)); 12763 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12764 Slog.i(TAG, " -- NEW: mMatch=" 12765 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12766 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12767 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12768 } 12769 } 12770 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12771 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12772 && cur.mPref.sameSet(set)) { 12773 // Setting the preferred activity to what it happens to be already 12774 if (DEBUG_PREFERRED) { 12775 Slog.i(TAG, "Replacing with same preferred activity " 12776 + cur.mPref.mShortComponent + " for user " 12777 + userId + ":"); 12778 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12779 } 12780 return; 12781 } 12782 } 12783 12784 if (existing != null) { 12785 if (DEBUG_PREFERRED) { 12786 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12787 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12788 } 12789 for (int i = 0; i < existing.size(); i++) { 12790 PreferredActivity pa = existing.get(i); 12791 if (DEBUG_PREFERRED) { 12792 Slog.i(TAG, "Removing existing preferred activity " 12793 + pa.mPref.mComponent + ":"); 12794 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12795 } 12796 pir.removeFilter(pa); 12797 } 12798 } 12799 } 12800 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12801 "Replacing preferred"); 12802 } 12803 } 12804 12805 @Override 12806 public void clearPackagePreferredActivities(String packageName) { 12807 final int uid = Binder.getCallingUid(); 12808 // writer 12809 synchronized (mPackages) { 12810 PackageParser.Package pkg = mPackages.get(packageName); 12811 if (pkg == null || pkg.applicationInfo.uid != uid) { 12812 if (mContext.checkCallingOrSelfPermission( 12813 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12814 != PackageManager.PERMISSION_GRANTED) { 12815 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12816 < Build.VERSION_CODES.FROYO) { 12817 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12818 + Binder.getCallingUid()); 12819 return; 12820 } 12821 mContext.enforceCallingOrSelfPermission( 12822 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12823 } 12824 } 12825 12826 int user = UserHandle.getCallingUserId(); 12827 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12828 scheduleWritePackageRestrictionsLocked(user); 12829 } 12830 } 12831 } 12832 12833 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12834 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12835 ArrayList<PreferredActivity> removed = null; 12836 boolean changed = false; 12837 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12838 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12839 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12840 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12841 continue; 12842 } 12843 Iterator<PreferredActivity> it = pir.filterIterator(); 12844 while (it.hasNext()) { 12845 PreferredActivity pa = it.next(); 12846 // Mark entry for removal only if it matches the package name 12847 // and the entry is of type "always". 12848 if (packageName == null || 12849 (pa.mPref.mComponent.getPackageName().equals(packageName) 12850 && pa.mPref.mAlways)) { 12851 if (removed == null) { 12852 removed = new ArrayList<PreferredActivity>(); 12853 } 12854 removed.add(pa); 12855 } 12856 } 12857 if (removed != null) { 12858 for (int j=0; j<removed.size(); j++) { 12859 PreferredActivity pa = removed.get(j); 12860 pir.removeFilter(pa); 12861 } 12862 changed = true; 12863 } 12864 } 12865 return changed; 12866 } 12867 12868 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12869 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12870 if (userId == UserHandle.USER_ALL) { 12871 if (mSettings.removeIntentFilterVerificationLPw(packageName, 12872 sUserManager.getUserIds())) { 12873 for (int oneUserId : sUserManager.getUserIds()) { 12874 scheduleWritePackageRestrictionsLocked(oneUserId); 12875 } 12876 } 12877 } else { 12878 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 12879 scheduleWritePackageRestrictionsLocked(userId); 12880 } 12881 } 12882 } 12883 12884 12885 void clearDefaultBrowserIfNeeded(String packageName) { 12886 for (int oneUserId : sUserManager.getUserIds()) { 12887 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 12888 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 12889 if (packageName.equals(defaultBrowserPackageName)) { 12890 setDefaultBrowserPackageName(null, oneUserId); 12891 } 12892 } 12893 } 12894 12895 @Override 12896 public void resetPreferredActivities(int userId) { 12897 /* TODO: Actually use userId. Why is it being passed in? */ 12898 mContext.enforceCallingOrSelfPermission( 12899 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12900 // writer 12901 synchronized (mPackages) { 12902 int user = UserHandle.getCallingUserId(); 12903 clearPackagePreferredActivitiesLPw(null, user); 12904 mSettings.readDefaultPreferredAppsLPw(this, user); 12905 scheduleWritePackageRestrictionsLocked(user); 12906 } 12907 } 12908 12909 @Override 12910 public int getPreferredActivities(List<IntentFilter> outFilters, 12911 List<ComponentName> outActivities, String packageName) { 12912 12913 int num = 0; 12914 final int userId = UserHandle.getCallingUserId(); 12915 // reader 12916 synchronized (mPackages) { 12917 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12918 if (pir != null) { 12919 final Iterator<PreferredActivity> it = pir.filterIterator(); 12920 while (it.hasNext()) { 12921 final PreferredActivity pa = it.next(); 12922 if (packageName == null 12923 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12924 && pa.mPref.mAlways)) { 12925 if (outFilters != null) { 12926 outFilters.add(new IntentFilter(pa)); 12927 } 12928 if (outActivities != null) { 12929 outActivities.add(pa.mPref.mComponent); 12930 } 12931 } 12932 } 12933 } 12934 } 12935 12936 return num; 12937 } 12938 12939 @Override 12940 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12941 int userId) { 12942 int callingUid = Binder.getCallingUid(); 12943 if (callingUid != Process.SYSTEM_UID) { 12944 throw new SecurityException( 12945 "addPersistentPreferredActivity can only be run by the system"); 12946 } 12947 if (filter.countActions() == 0) { 12948 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12949 return; 12950 } 12951 synchronized (mPackages) { 12952 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12953 " :"); 12954 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12955 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12956 new PersistentPreferredActivity(filter, activity)); 12957 scheduleWritePackageRestrictionsLocked(userId); 12958 } 12959 } 12960 12961 @Override 12962 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12963 int callingUid = Binder.getCallingUid(); 12964 if (callingUid != Process.SYSTEM_UID) { 12965 throw new SecurityException( 12966 "clearPackagePersistentPreferredActivities can only be run by the system"); 12967 } 12968 ArrayList<PersistentPreferredActivity> removed = null; 12969 boolean changed = false; 12970 synchronized (mPackages) { 12971 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12972 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12973 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12974 .valueAt(i); 12975 if (userId != thisUserId) { 12976 continue; 12977 } 12978 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12979 while (it.hasNext()) { 12980 PersistentPreferredActivity ppa = it.next(); 12981 // Mark entry for removal only if it matches the package name. 12982 if (ppa.mComponent.getPackageName().equals(packageName)) { 12983 if (removed == null) { 12984 removed = new ArrayList<PersistentPreferredActivity>(); 12985 } 12986 removed.add(ppa); 12987 } 12988 } 12989 if (removed != null) { 12990 for (int j=0; j<removed.size(); j++) { 12991 PersistentPreferredActivity ppa = removed.get(j); 12992 ppir.removeFilter(ppa); 12993 } 12994 changed = true; 12995 } 12996 } 12997 12998 if (changed) { 12999 scheduleWritePackageRestrictionsLocked(userId); 13000 } 13001 } 13002 } 13003 13004 /** 13005 * Non-Binder method, support for the backup/restore mechanism: write the 13006 * full set of preferred activities in its canonical XML format. Returns true 13007 * on success; false otherwise. 13008 */ 13009 @Override 13010 public byte[] getPreferredActivityBackup(int userId) { 13011 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13012 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13013 } 13014 13015 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13016 try { 13017 final XmlSerializer serializer = new FastXmlSerializer(); 13018 serializer.setOutput(dataStream, "utf-8"); 13019 serializer.startDocument(null, true); 13020 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13021 13022 synchronized (mPackages) { 13023 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13024 } 13025 13026 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13027 serializer.endDocument(); 13028 serializer.flush(); 13029 } catch (Exception e) { 13030 if (DEBUG_BACKUP) { 13031 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13032 } 13033 return null; 13034 } 13035 13036 return dataStream.toByteArray(); 13037 } 13038 13039 @Override 13040 public void restorePreferredActivities(byte[] backup, int userId) { 13041 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13042 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13043 } 13044 13045 try { 13046 final XmlPullParser parser = Xml.newPullParser(); 13047 parser.setInput(new ByteArrayInputStream(backup), null); 13048 13049 int type; 13050 while ((type = parser.next()) != XmlPullParser.START_TAG 13051 && type != XmlPullParser.END_DOCUMENT) { 13052 } 13053 if (type != XmlPullParser.START_TAG) { 13054 // oops didn't find a start tag?! 13055 if (DEBUG_BACKUP) { 13056 Slog.e(TAG, "Didn't find start tag during restore"); 13057 } 13058 return; 13059 } 13060 13061 // this is supposed to be TAG_PREFERRED_BACKUP 13062 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13063 if (DEBUG_BACKUP) { 13064 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13065 } 13066 return; 13067 } 13068 13069 // skip interfering stuff, then we're aligned with the backing implementation 13070 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13071 synchronized (mPackages) { 13072 mSettings.readPreferredActivitiesLPw(parser, userId); 13073 } 13074 } catch (Exception e) { 13075 if (DEBUG_BACKUP) { 13076 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13077 } 13078 } 13079 } 13080 13081 @Override 13082 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13083 int sourceUserId, int targetUserId, int flags) { 13084 mContext.enforceCallingOrSelfPermission( 13085 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13086 int callingUid = Binder.getCallingUid(); 13087 enforceOwnerRights(ownerPackage, callingUid); 13088 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13089 if (intentFilter.countActions() == 0) { 13090 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13091 return; 13092 } 13093 synchronized (mPackages) { 13094 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13095 ownerPackage, targetUserId, flags); 13096 CrossProfileIntentResolver resolver = 13097 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13098 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13099 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13100 if (existing != null) { 13101 int size = existing.size(); 13102 for (int i = 0; i < size; i++) { 13103 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13104 return; 13105 } 13106 } 13107 } 13108 resolver.addFilter(newFilter); 13109 scheduleWritePackageRestrictionsLocked(sourceUserId); 13110 } 13111 } 13112 13113 @Override 13114 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13115 mContext.enforceCallingOrSelfPermission( 13116 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13117 int callingUid = Binder.getCallingUid(); 13118 enforceOwnerRights(ownerPackage, callingUid); 13119 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13120 synchronized (mPackages) { 13121 CrossProfileIntentResolver resolver = 13122 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13123 ArraySet<CrossProfileIntentFilter> set = 13124 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13125 for (CrossProfileIntentFilter filter : set) { 13126 if (filter.getOwnerPackage().equals(ownerPackage)) { 13127 resolver.removeFilter(filter); 13128 } 13129 } 13130 scheduleWritePackageRestrictionsLocked(sourceUserId); 13131 } 13132 } 13133 13134 // Enforcing that callingUid is owning pkg on userId 13135 private void enforceOwnerRights(String pkg, int callingUid) { 13136 // The system owns everything. 13137 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13138 return; 13139 } 13140 int callingUserId = UserHandle.getUserId(callingUid); 13141 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13142 if (pi == null) { 13143 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13144 + callingUserId); 13145 } 13146 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13147 throw new SecurityException("Calling uid " + callingUid 13148 + " does not own package " + pkg); 13149 } 13150 } 13151 13152 @Override 13153 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13154 Intent intent = new Intent(Intent.ACTION_MAIN); 13155 intent.addCategory(Intent.CATEGORY_HOME); 13156 13157 final int callingUserId = UserHandle.getCallingUserId(); 13158 List<ResolveInfo> list = queryIntentActivities(intent, null, 13159 PackageManager.GET_META_DATA, callingUserId); 13160 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13161 true, false, false, callingUserId); 13162 13163 allHomeCandidates.clear(); 13164 if (list != null) { 13165 for (ResolveInfo ri : list) { 13166 allHomeCandidates.add(ri); 13167 } 13168 } 13169 return (preferred == null || preferred.activityInfo == null) 13170 ? null 13171 : new ComponentName(preferred.activityInfo.packageName, 13172 preferred.activityInfo.name); 13173 } 13174 13175 @Override 13176 public void setApplicationEnabledSetting(String appPackageName, 13177 int newState, int flags, int userId, String callingPackage) { 13178 if (!sUserManager.exists(userId)) return; 13179 if (callingPackage == null) { 13180 callingPackage = Integer.toString(Binder.getCallingUid()); 13181 } 13182 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13183 } 13184 13185 @Override 13186 public void setComponentEnabledSetting(ComponentName componentName, 13187 int newState, int flags, int userId) { 13188 if (!sUserManager.exists(userId)) return; 13189 setEnabledSetting(componentName.getPackageName(), 13190 componentName.getClassName(), newState, flags, userId, null); 13191 } 13192 13193 private void setEnabledSetting(final String packageName, String className, int newState, 13194 final int flags, int userId, String callingPackage) { 13195 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13196 || newState == COMPONENT_ENABLED_STATE_ENABLED 13197 || newState == COMPONENT_ENABLED_STATE_DISABLED 13198 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13199 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13200 throw new IllegalArgumentException("Invalid new component state: " 13201 + newState); 13202 } 13203 PackageSetting pkgSetting; 13204 final int uid = Binder.getCallingUid(); 13205 final int permission = mContext.checkCallingOrSelfPermission( 13206 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13207 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13208 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13209 boolean sendNow = false; 13210 boolean isApp = (className == null); 13211 String componentName = isApp ? packageName : className; 13212 int packageUid = -1; 13213 ArrayList<String> components; 13214 13215 // writer 13216 synchronized (mPackages) { 13217 pkgSetting = mSettings.mPackages.get(packageName); 13218 if (pkgSetting == null) { 13219 if (className == null) { 13220 throw new IllegalArgumentException( 13221 "Unknown package: " + packageName); 13222 } 13223 throw new IllegalArgumentException( 13224 "Unknown component: " + packageName 13225 + "/" + className); 13226 } 13227 // Allow root and verify that userId is not being specified by a different user 13228 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13229 throw new SecurityException( 13230 "Permission Denial: attempt to change component state from pid=" 13231 + Binder.getCallingPid() 13232 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13233 } 13234 if (className == null) { 13235 // We're dealing with an application/package level state change 13236 if (pkgSetting.getEnabled(userId) == newState) { 13237 // Nothing to do 13238 return; 13239 } 13240 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13241 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13242 // Don't care about who enables an app. 13243 callingPackage = null; 13244 } 13245 pkgSetting.setEnabled(newState, userId, callingPackage); 13246 // pkgSetting.pkg.mSetEnabled = newState; 13247 } else { 13248 // We're dealing with a component level state change 13249 // First, verify that this is a valid class name. 13250 PackageParser.Package pkg = pkgSetting.pkg; 13251 if (pkg == null || !pkg.hasComponentClassName(className)) { 13252 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13253 throw new IllegalArgumentException("Component class " + className 13254 + " does not exist in " + packageName); 13255 } else { 13256 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13257 + className + " does not exist in " + packageName); 13258 } 13259 } 13260 switch (newState) { 13261 case COMPONENT_ENABLED_STATE_ENABLED: 13262 if (!pkgSetting.enableComponentLPw(className, userId)) { 13263 return; 13264 } 13265 break; 13266 case COMPONENT_ENABLED_STATE_DISABLED: 13267 if (!pkgSetting.disableComponentLPw(className, userId)) { 13268 return; 13269 } 13270 break; 13271 case COMPONENT_ENABLED_STATE_DEFAULT: 13272 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13273 return; 13274 } 13275 break; 13276 default: 13277 Slog.e(TAG, "Invalid new component state: " + newState); 13278 return; 13279 } 13280 } 13281 scheduleWritePackageRestrictionsLocked(userId); 13282 components = mPendingBroadcasts.get(userId, packageName); 13283 final boolean newPackage = components == null; 13284 if (newPackage) { 13285 components = new ArrayList<String>(); 13286 } 13287 if (!components.contains(componentName)) { 13288 components.add(componentName); 13289 } 13290 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13291 sendNow = true; 13292 // Purge entry from pending broadcast list if another one exists already 13293 // since we are sending one right away. 13294 mPendingBroadcasts.remove(userId, packageName); 13295 } else { 13296 if (newPackage) { 13297 mPendingBroadcasts.put(userId, packageName, components); 13298 } 13299 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13300 // Schedule a message 13301 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13302 } 13303 } 13304 } 13305 13306 long callingId = Binder.clearCallingIdentity(); 13307 try { 13308 if (sendNow) { 13309 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13310 sendPackageChangedBroadcast(packageName, 13311 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13312 } 13313 } finally { 13314 Binder.restoreCallingIdentity(callingId); 13315 } 13316 } 13317 13318 private void sendPackageChangedBroadcast(String packageName, 13319 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13320 if (DEBUG_INSTALL) 13321 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13322 + componentNames); 13323 Bundle extras = new Bundle(4); 13324 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13325 String nameList[] = new String[componentNames.size()]; 13326 componentNames.toArray(nameList); 13327 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13328 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13329 extras.putInt(Intent.EXTRA_UID, packageUid); 13330 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13331 new int[] {UserHandle.getUserId(packageUid)}); 13332 } 13333 13334 @Override 13335 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13336 if (!sUserManager.exists(userId)) return; 13337 final int uid = Binder.getCallingUid(); 13338 final int permission = mContext.checkCallingOrSelfPermission( 13339 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13340 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13341 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13342 // writer 13343 synchronized (mPackages) { 13344 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13345 allowedByPermission, uid, userId)) { 13346 scheduleWritePackageRestrictionsLocked(userId); 13347 } 13348 } 13349 } 13350 13351 @Override 13352 public String getInstallerPackageName(String packageName) { 13353 // reader 13354 synchronized (mPackages) { 13355 return mSettings.getInstallerPackageNameLPr(packageName); 13356 } 13357 } 13358 13359 @Override 13360 public int getApplicationEnabledSetting(String packageName, int userId) { 13361 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13362 int uid = Binder.getCallingUid(); 13363 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13364 // reader 13365 synchronized (mPackages) { 13366 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13367 } 13368 } 13369 13370 @Override 13371 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13372 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13373 int uid = Binder.getCallingUid(); 13374 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13375 // reader 13376 synchronized (mPackages) { 13377 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13378 } 13379 } 13380 13381 @Override 13382 public void enterSafeMode() { 13383 enforceSystemOrRoot("Only the system can request entering safe mode"); 13384 13385 if (!mSystemReady) { 13386 mSafeMode = true; 13387 } 13388 } 13389 13390 @Override 13391 public void systemReady() { 13392 mSystemReady = true; 13393 13394 // Read the compatibilty setting when the system is ready. 13395 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13396 mContext.getContentResolver(), 13397 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13398 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13399 if (DEBUG_SETTINGS) { 13400 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13401 } 13402 13403 synchronized (mPackages) { 13404 // Verify that all of the preferred activity components actually 13405 // exist. It is possible for applications to be updated and at 13406 // that point remove a previously declared activity component that 13407 // had been set as a preferred activity. We try to clean this up 13408 // the next time we encounter that preferred activity, but it is 13409 // possible for the user flow to never be able to return to that 13410 // situation so here we do a sanity check to make sure we haven't 13411 // left any junk around. 13412 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13413 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13414 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13415 removed.clear(); 13416 for (PreferredActivity pa : pir.filterSet()) { 13417 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13418 removed.add(pa); 13419 } 13420 } 13421 if (removed.size() > 0) { 13422 for (int r=0; r<removed.size(); r++) { 13423 PreferredActivity pa = removed.get(r); 13424 Slog.w(TAG, "Removing dangling preferred activity: " 13425 + pa.mPref.mComponent); 13426 pir.removeFilter(pa); 13427 } 13428 mSettings.writePackageRestrictionsLPr( 13429 mSettings.mPreferredActivities.keyAt(i)); 13430 } 13431 } 13432 } 13433 sUserManager.systemReady(); 13434 13435 // Kick off any messages waiting for system ready 13436 if (mPostSystemReadyMessages != null) { 13437 for (Message msg : mPostSystemReadyMessages) { 13438 msg.sendToTarget(); 13439 } 13440 mPostSystemReadyMessages = null; 13441 } 13442 13443 // Watch for external volumes that come and go over time 13444 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13445 storage.registerListener(mStorageListener); 13446 13447 mInstallerService.systemReady(); 13448 } 13449 13450 @Override 13451 public boolean isSafeMode() { 13452 return mSafeMode; 13453 } 13454 13455 @Override 13456 public boolean hasSystemUidErrors() { 13457 return mHasSystemUidErrors; 13458 } 13459 13460 static String arrayToString(int[] array) { 13461 StringBuffer buf = new StringBuffer(128); 13462 buf.append('['); 13463 if (array != null) { 13464 for (int i=0; i<array.length; i++) { 13465 if (i > 0) buf.append(", "); 13466 buf.append(array[i]); 13467 } 13468 } 13469 buf.append(']'); 13470 return buf.toString(); 13471 } 13472 13473 static class DumpState { 13474 public static final int DUMP_LIBS = 1 << 0; 13475 public static final int DUMP_FEATURES = 1 << 1; 13476 public static final int DUMP_RESOLVERS = 1 << 2; 13477 public static final int DUMP_PERMISSIONS = 1 << 3; 13478 public static final int DUMP_PACKAGES = 1 << 4; 13479 public static final int DUMP_SHARED_USERS = 1 << 5; 13480 public static final int DUMP_MESSAGES = 1 << 6; 13481 public static final int DUMP_PROVIDERS = 1 << 7; 13482 public static final int DUMP_VERIFIERS = 1 << 8; 13483 public static final int DUMP_PREFERRED = 1 << 9; 13484 public static final int DUMP_PREFERRED_XML = 1 << 10; 13485 public static final int DUMP_KEYSETS = 1 << 11; 13486 public static final int DUMP_VERSION = 1 << 12; 13487 public static final int DUMP_INSTALLS = 1 << 13; 13488 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13489 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13490 13491 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13492 13493 private int mTypes; 13494 13495 private int mOptions; 13496 13497 private boolean mTitlePrinted; 13498 13499 private SharedUserSetting mSharedUser; 13500 13501 public boolean isDumping(int type) { 13502 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13503 return true; 13504 } 13505 13506 return (mTypes & type) != 0; 13507 } 13508 13509 public void setDump(int type) { 13510 mTypes |= type; 13511 } 13512 13513 public boolean isOptionEnabled(int option) { 13514 return (mOptions & option) != 0; 13515 } 13516 13517 public void setOptionEnabled(int option) { 13518 mOptions |= option; 13519 } 13520 13521 public boolean onTitlePrinted() { 13522 final boolean printed = mTitlePrinted; 13523 mTitlePrinted = true; 13524 return printed; 13525 } 13526 13527 public boolean getTitlePrinted() { 13528 return mTitlePrinted; 13529 } 13530 13531 public void setTitlePrinted(boolean enabled) { 13532 mTitlePrinted = enabled; 13533 } 13534 13535 public SharedUserSetting getSharedUser() { 13536 return mSharedUser; 13537 } 13538 13539 public void setSharedUser(SharedUserSetting user) { 13540 mSharedUser = user; 13541 } 13542 } 13543 13544 @Override 13545 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13546 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13547 != PackageManager.PERMISSION_GRANTED) { 13548 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13549 + Binder.getCallingPid() 13550 + ", uid=" + Binder.getCallingUid() 13551 + " without permission " 13552 + android.Manifest.permission.DUMP); 13553 return; 13554 } 13555 13556 DumpState dumpState = new DumpState(); 13557 boolean fullPreferred = false; 13558 boolean checkin = false; 13559 13560 String packageName = null; 13561 13562 int opti = 0; 13563 while (opti < args.length) { 13564 String opt = args[opti]; 13565 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13566 break; 13567 } 13568 opti++; 13569 13570 if ("-a".equals(opt)) { 13571 // Right now we only know how to print all. 13572 } else if ("-h".equals(opt)) { 13573 pw.println("Package manager dump options:"); 13574 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13575 pw.println(" --checkin: dump for a checkin"); 13576 pw.println(" -f: print details of intent filters"); 13577 pw.println(" -h: print this help"); 13578 pw.println(" cmd may be one of:"); 13579 pw.println(" l[ibraries]: list known shared libraries"); 13580 pw.println(" f[ibraries]: list device features"); 13581 pw.println(" k[eysets]: print known keysets"); 13582 pw.println(" r[esolvers]: dump intent resolvers"); 13583 pw.println(" perm[issions]: dump permissions"); 13584 pw.println(" pref[erred]: print preferred package settings"); 13585 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13586 pw.println(" prov[iders]: dump content providers"); 13587 pw.println(" p[ackages]: dump installed packages"); 13588 pw.println(" s[hared-users]: dump shared user IDs"); 13589 pw.println(" m[essages]: print collected runtime messages"); 13590 pw.println(" v[erifiers]: print package verifier info"); 13591 pw.println(" version: print database version info"); 13592 pw.println(" write: write current settings now"); 13593 pw.println(" <package.name>: info about given package"); 13594 pw.println(" installs: details about install sessions"); 13595 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13596 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13597 return; 13598 } else if ("--checkin".equals(opt)) { 13599 checkin = true; 13600 } else if ("-f".equals(opt)) { 13601 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13602 } else { 13603 pw.println("Unknown argument: " + opt + "; use -h for help"); 13604 } 13605 } 13606 13607 // Is the caller requesting to dump a particular piece of data? 13608 if (opti < args.length) { 13609 String cmd = args[opti]; 13610 opti++; 13611 // Is this a package name? 13612 if ("android".equals(cmd) || cmd.contains(".")) { 13613 packageName = cmd; 13614 // When dumping a single package, we always dump all of its 13615 // filter information since the amount of data will be reasonable. 13616 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13617 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13618 dumpState.setDump(DumpState.DUMP_LIBS); 13619 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13620 dumpState.setDump(DumpState.DUMP_FEATURES); 13621 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13622 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13623 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13624 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13625 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13626 dumpState.setDump(DumpState.DUMP_PREFERRED); 13627 } else if ("preferred-xml".equals(cmd)) { 13628 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13629 if (opti < args.length && "--full".equals(args[opti])) { 13630 fullPreferred = true; 13631 opti++; 13632 } 13633 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13634 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13635 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13636 dumpState.setDump(DumpState.DUMP_PACKAGES); 13637 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13638 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13639 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13640 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13641 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13642 dumpState.setDump(DumpState.DUMP_MESSAGES); 13643 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13644 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13645 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13646 || "intent-filter-verifiers".equals(cmd)) { 13647 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13648 } else if ("version".equals(cmd)) { 13649 dumpState.setDump(DumpState.DUMP_VERSION); 13650 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13651 dumpState.setDump(DumpState.DUMP_KEYSETS); 13652 } else if ("installs".equals(cmd)) { 13653 dumpState.setDump(DumpState.DUMP_INSTALLS); 13654 } else if ("write".equals(cmd)) { 13655 synchronized (mPackages) { 13656 mSettings.writeLPr(); 13657 pw.println("Settings written."); 13658 return; 13659 } 13660 } 13661 } 13662 13663 if (checkin) { 13664 pw.println("vers,1"); 13665 } 13666 13667 // reader 13668 synchronized (mPackages) { 13669 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13670 if (!checkin) { 13671 if (dumpState.onTitlePrinted()) 13672 pw.println(); 13673 pw.println("Database versions:"); 13674 pw.print(" SDK Version:"); 13675 pw.print(" internal="); 13676 pw.print(mSettings.mInternalSdkPlatform); 13677 pw.print(" external="); 13678 pw.println(mSettings.mExternalSdkPlatform); 13679 pw.print(" DB Version:"); 13680 pw.print(" internal="); 13681 pw.print(mSettings.mInternalDatabaseVersion); 13682 pw.print(" external="); 13683 pw.println(mSettings.mExternalDatabaseVersion); 13684 } 13685 } 13686 13687 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13688 if (!checkin) { 13689 if (dumpState.onTitlePrinted()) 13690 pw.println(); 13691 pw.println("Verifiers:"); 13692 pw.print(" Required: "); 13693 pw.print(mRequiredVerifierPackage); 13694 pw.print(" (uid="); 13695 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13696 pw.println(")"); 13697 } else if (mRequiredVerifierPackage != null) { 13698 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13699 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13700 } 13701 } 13702 13703 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13704 packageName == null) { 13705 if (mIntentFilterVerifierComponent != null) { 13706 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13707 if (!checkin) { 13708 if (dumpState.onTitlePrinted()) 13709 pw.println(); 13710 pw.println("Intent Filter Verifier:"); 13711 pw.print(" Using: "); 13712 pw.print(verifierPackageName); 13713 pw.print(" (uid="); 13714 pw.print(getPackageUid(verifierPackageName, 0)); 13715 pw.println(")"); 13716 } else if (verifierPackageName != null) { 13717 pw.print("ifv,"); pw.print(verifierPackageName); 13718 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13719 } 13720 } else { 13721 pw.println(); 13722 pw.println("No Intent Filter Verifier available!"); 13723 } 13724 } 13725 13726 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13727 boolean printedHeader = false; 13728 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13729 while (it.hasNext()) { 13730 String name = it.next(); 13731 SharedLibraryEntry ent = mSharedLibraries.get(name); 13732 if (!checkin) { 13733 if (!printedHeader) { 13734 if (dumpState.onTitlePrinted()) 13735 pw.println(); 13736 pw.println("Libraries:"); 13737 printedHeader = true; 13738 } 13739 pw.print(" "); 13740 } else { 13741 pw.print("lib,"); 13742 } 13743 pw.print(name); 13744 if (!checkin) { 13745 pw.print(" -> "); 13746 } 13747 if (ent.path != null) { 13748 if (!checkin) { 13749 pw.print("(jar) "); 13750 pw.print(ent.path); 13751 } else { 13752 pw.print(",jar,"); 13753 pw.print(ent.path); 13754 } 13755 } else { 13756 if (!checkin) { 13757 pw.print("(apk) "); 13758 pw.print(ent.apk); 13759 } else { 13760 pw.print(",apk,"); 13761 pw.print(ent.apk); 13762 } 13763 } 13764 pw.println(); 13765 } 13766 } 13767 13768 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13769 if (dumpState.onTitlePrinted()) 13770 pw.println(); 13771 if (!checkin) { 13772 pw.println("Features:"); 13773 } 13774 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13775 while (it.hasNext()) { 13776 String name = it.next(); 13777 if (!checkin) { 13778 pw.print(" "); 13779 } else { 13780 pw.print("feat,"); 13781 } 13782 pw.println(name); 13783 } 13784 } 13785 13786 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13787 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13788 : "Activity Resolver Table:", " ", packageName, 13789 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13790 dumpState.setTitlePrinted(true); 13791 } 13792 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13793 : "Receiver Resolver Table:", " ", packageName, 13794 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13795 dumpState.setTitlePrinted(true); 13796 } 13797 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13798 : "Service Resolver Table:", " ", packageName, 13799 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13800 dumpState.setTitlePrinted(true); 13801 } 13802 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13803 : "Provider Resolver Table:", " ", packageName, 13804 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13805 dumpState.setTitlePrinted(true); 13806 } 13807 } 13808 13809 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13810 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13811 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13812 int user = mSettings.mPreferredActivities.keyAt(i); 13813 if (pir.dump(pw, 13814 dumpState.getTitlePrinted() 13815 ? "\nPreferred Activities User " + user + ":" 13816 : "Preferred Activities User " + user + ":", " ", 13817 packageName, true, false)) { 13818 dumpState.setTitlePrinted(true); 13819 } 13820 } 13821 } 13822 13823 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13824 pw.flush(); 13825 FileOutputStream fout = new FileOutputStream(fd); 13826 BufferedOutputStream str = new BufferedOutputStream(fout); 13827 XmlSerializer serializer = new FastXmlSerializer(); 13828 try { 13829 serializer.setOutput(str, "utf-8"); 13830 serializer.startDocument(null, true); 13831 serializer.setFeature( 13832 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13833 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13834 serializer.endDocument(); 13835 serializer.flush(); 13836 } catch (IllegalArgumentException e) { 13837 pw.println("Failed writing: " + e); 13838 } catch (IllegalStateException e) { 13839 pw.println("Failed writing: " + e); 13840 } catch (IOException e) { 13841 pw.println("Failed writing: " + e); 13842 } 13843 } 13844 13845 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13846 pw.println(); 13847 int count = mSettings.mPackages.size(); 13848 if (count == 0) { 13849 pw.println("No domain preferred apps!"); 13850 pw.println(); 13851 } else { 13852 final String prefix = " "; 13853 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13854 if (allPackageSettings.size() == 0) { 13855 pw.println("No domain preferred apps!"); 13856 pw.println(); 13857 } else { 13858 pw.println("Domain preferred apps status:"); 13859 pw.println(); 13860 count = 0; 13861 for (PackageSetting ps : allPackageSettings) { 13862 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13863 if (ivi == null || ivi.getPackageName() == null) continue; 13864 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13865 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13866 pw.println(prefix + "Status: " + ivi.getStatusString()); 13867 pw.println(); 13868 count++; 13869 } 13870 if (count == 0) { 13871 pw.println(prefix + "No domain preferred app status!"); 13872 pw.println(); 13873 } 13874 for (int userId : sUserManager.getUserIds()) { 13875 pw.println("Domain preferred apps for User " + userId + ":"); 13876 pw.println(); 13877 count = 0; 13878 for (PackageSetting ps : allPackageSettings) { 13879 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13880 if (ivi == null || ivi.getPackageName() == null) { 13881 continue; 13882 } 13883 final int status = ps.getDomainVerificationStatusForUser(userId); 13884 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13885 continue; 13886 } 13887 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13888 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13889 String statusStr = IntentFilterVerificationInfo. 13890 getStatusStringFromValue(status); 13891 pw.println(prefix + "Status: " + statusStr); 13892 pw.println(); 13893 count++; 13894 } 13895 if (count == 0) { 13896 pw.println(prefix + "No domain preferred apps!"); 13897 pw.println(); 13898 } 13899 } 13900 } 13901 } 13902 } 13903 13904 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13905 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13906 if (packageName == null) { 13907 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13908 if (iperm == 0) { 13909 if (dumpState.onTitlePrinted()) 13910 pw.println(); 13911 pw.println("AppOp Permissions:"); 13912 } 13913 pw.print(" AppOp Permission "); 13914 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13915 pw.println(":"); 13916 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13917 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13918 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13919 } 13920 } 13921 } 13922 } 13923 13924 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13925 boolean printedSomething = false; 13926 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13927 if (packageName != null && !packageName.equals(p.info.packageName)) { 13928 continue; 13929 } 13930 if (!printedSomething) { 13931 if (dumpState.onTitlePrinted()) 13932 pw.println(); 13933 pw.println("Registered ContentProviders:"); 13934 printedSomething = true; 13935 } 13936 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13937 pw.print(" "); pw.println(p.toString()); 13938 } 13939 printedSomething = false; 13940 for (Map.Entry<String, PackageParser.Provider> entry : 13941 mProvidersByAuthority.entrySet()) { 13942 PackageParser.Provider p = entry.getValue(); 13943 if (packageName != null && !packageName.equals(p.info.packageName)) { 13944 continue; 13945 } 13946 if (!printedSomething) { 13947 if (dumpState.onTitlePrinted()) 13948 pw.println(); 13949 pw.println("ContentProvider Authorities:"); 13950 printedSomething = true; 13951 } 13952 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13953 pw.print(" "); pw.println(p.toString()); 13954 if (p.info != null && p.info.applicationInfo != null) { 13955 final String appInfo = p.info.applicationInfo.toString(); 13956 pw.print(" applicationInfo="); pw.println(appInfo); 13957 } 13958 } 13959 } 13960 13961 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13962 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13963 } 13964 13965 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13966 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13967 } 13968 13969 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13970 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13971 } 13972 13973 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13974 // XXX should handle packageName != null by dumping only install data that 13975 // the given package is involved with. 13976 if (dumpState.onTitlePrinted()) pw.println(); 13977 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13978 } 13979 13980 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13981 if (dumpState.onTitlePrinted()) pw.println(); 13982 mSettings.dumpReadMessagesLPr(pw, dumpState); 13983 13984 pw.println(); 13985 pw.println("Package warning messages:"); 13986 BufferedReader in = null; 13987 String line = null; 13988 try { 13989 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13990 while ((line = in.readLine()) != null) { 13991 if (line.contains("ignored: updated version")) continue; 13992 pw.println(line); 13993 } 13994 } catch (IOException ignored) { 13995 } finally { 13996 IoUtils.closeQuietly(in); 13997 } 13998 } 13999 14000 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14001 BufferedReader in = null; 14002 String line = null; 14003 try { 14004 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14005 while ((line = in.readLine()) != null) { 14006 if (line.contains("ignored: updated version")) continue; 14007 pw.print("msg,"); 14008 pw.println(line); 14009 } 14010 } catch (IOException ignored) { 14011 } finally { 14012 IoUtils.closeQuietly(in); 14013 } 14014 } 14015 } 14016 } 14017 14018 // ------- apps on sdcard specific code ------- 14019 static final boolean DEBUG_SD_INSTALL = false; 14020 14021 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14022 14023 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14024 14025 private boolean mMediaMounted = false; 14026 14027 static String getEncryptKey() { 14028 try { 14029 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14030 SD_ENCRYPTION_KEYSTORE_NAME); 14031 if (sdEncKey == null) { 14032 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14033 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14034 if (sdEncKey == null) { 14035 Slog.e(TAG, "Failed to create encryption keys"); 14036 return null; 14037 } 14038 } 14039 return sdEncKey; 14040 } catch (NoSuchAlgorithmException nsae) { 14041 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14042 return null; 14043 } catch (IOException ioe) { 14044 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14045 return null; 14046 } 14047 } 14048 14049 /* 14050 * Update media status on PackageManager. 14051 */ 14052 @Override 14053 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14054 int callingUid = Binder.getCallingUid(); 14055 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14056 throw new SecurityException("Media status can only be updated by the system"); 14057 } 14058 // reader; this apparently protects mMediaMounted, but should probably 14059 // be a different lock in that case. 14060 synchronized (mPackages) { 14061 Log.i(TAG, "Updating external media status from " 14062 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14063 + (mediaStatus ? "mounted" : "unmounted")); 14064 if (DEBUG_SD_INSTALL) 14065 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14066 + ", mMediaMounted=" + mMediaMounted); 14067 if (mediaStatus == mMediaMounted) { 14068 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14069 : 0, -1); 14070 mHandler.sendMessage(msg); 14071 return; 14072 } 14073 mMediaMounted = mediaStatus; 14074 } 14075 // Queue up an async operation since the package installation may take a 14076 // little while. 14077 mHandler.post(new Runnable() { 14078 public void run() { 14079 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14080 } 14081 }); 14082 } 14083 14084 /** 14085 * Called by MountService when the initial ASECs to scan are available. 14086 * Should block until all the ASEC containers are finished being scanned. 14087 */ 14088 public void scanAvailableAsecs() { 14089 updateExternalMediaStatusInner(true, false, false); 14090 if (mShouldRestoreconData) { 14091 SELinuxMMAC.setRestoreconDone(); 14092 mShouldRestoreconData = false; 14093 } 14094 } 14095 14096 /* 14097 * Collect information of applications on external media, map them against 14098 * existing containers and update information based on current mount status. 14099 * Please note that we always have to report status if reportStatus has been 14100 * set to true especially when unloading packages. 14101 */ 14102 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14103 boolean externalStorage) { 14104 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14105 int[] uidArr = EmptyArray.INT; 14106 14107 final String[] list = PackageHelper.getSecureContainerList(); 14108 if (ArrayUtils.isEmpty(list)) { 14109 Log.i(TAG, "No secure containers found"); 14110 } else { 14111 // Process list of secure containers and categorize them 14112 // as active or stale based on their package internal state. 14113 14114 // reader 14115 synchronized (mPackages) { 14116 for (String cid : list) { 14117 // Leave stages untouched for now; installer service owns them 14118 if (PackageInstallerService.isStageName(cid)) continue; 14119 14120 if (DEBUG_SD_INSTALL) 14121 Log.i(TAG, "Processing container " + cid); 14122 String pkgName = getAsecPackageName(cid); 14123 if (pkgName == null) { 14124 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14125 continue; 14126 } 14127 if (DEBUG_SD_INSTALL) 14128 Log.i(TAG, "Looking for pkg : " + pkgName); 14129 14130 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14131 if (ps == null) { 14132 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14133 continue; 14134 } 14135 14136 /* 14137 * Skip packages that are not external if we're unmounting 14138 * external storage. 14139 */ 14140 if (externalStorage && !isMounted && !isExternal(ps)) { 14141 continue; 14142 } 14143 14144 final AsecInstallArgs args = new AsecInstallArgs(cid, 14145 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14146 // The package status is changed only if the code path 14147 // matches between settings and the container id. 14148 if (ps.codePathString != null 14149 && ps.codePathString.startsWith(args.getCodePath())) { 14150 if (DEBUG_SD_INSTALL) { 14151 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14152 + " at code path: " + ps.codePathString); 14153 } 14154 14155 // We do have a valid package installed on sdcard 14156 processCids.put(args, ps.codePathString); 14157 final int uid = ps.appId; 14158 if (uid != -1) { 14159 uidArr = ArrayUtils.appendInt(uidArr, uid); 14160 } 14161 } else { 14162 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14163 + ps.codePathString); 14164 } 14165 } 14166 } 14167 14168 Arrays.sort(uidArr); 14169 } 14170 14171 // Process packages with valid entries. 14172 if (isMounted) { 14173 if (DEBUG_SD_INSTALL) 14174 Log.i(TAG, "Loading packages"); 14175 loadMediaPackages(processCids, uidArr); 14176 startCleaningPackages(); 14177 mInstallerService.onSecureContainersAvailable(); 14178 } else { 14179 if (DEBUG_SD_INSTALL) 14180 Log.i(TAG, "Unloading packages"); 14181 unloadMediaPackages(processCids, uidArr, reportStatus); 14182 } 14183 } 14184 14185 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14186 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14187 final int size = infos.size(); 14188 final String[] packageNames = new String[size]; 14189 final int[] packageUids = new int[size]; 14190 for (int i = 0; i < size; i++) { 14191 final ApplicationInfo info = infos.get(i); 14192 packageNames[i] = info.packageName; 14193 packageUids[i] = info.uid; 14194 } 14195 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14196 finishedReceiver); 14197 } 14198 14199 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14200 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14201 sendResourcesChangedBroadcast(mediaStatus, replacing, 14202 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14203 } 14204 14205 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14206 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14207 int size = pkgList.length; 14208 if (size > 0) { 14209 // Send broadcasts here 14210 Bundle extras = new Bundle(); 14211 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14212 if (uidArr != null) { 14213 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14214 } 14215 if (replacing) { 14216 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14217 } 14218 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14219 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14220 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14221 } 14222 } 14223 14224 /* 14225 * Look at potentially valid container ids from processCids If package 14226 * information doesn't match the one on record or package scanning fails, 14227 * the cid is added to list of removeCids. We currently don't delete stale 14228 * containers. 14229 */ 14230 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14231 ArrayList<String> pkgList = new ArrayList<String>(); 14232 Set<AsecInstallArgs> keys = processCids.keySet(); 14233 14234 for (AsecInstallArgs args : keys) { 14235 String codePath = processCids.get(args); 14236 if (DEBUG_SD_INSTALL) 14237 Log.i(TAG, "Loading container : " + args.cid); 14238 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14239 try { 14240 // Make sure there are no container errors first. 14241 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14242 Slog.e(TAG, "Failed to mount cid : " + args.cid 14243 + " when installing from sdcard"); 14244 continue; 14245 } 14246 // Check code path here. 14247 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14248 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14249 + " does not match one in settings " + codePath); 14250 continue; 14251 } 14252 // Parse package 14253 int parseFlags = mDefParseFlags; 14254 if (args.isExternalAsec()) { 14255 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14256 } 14257 if (args.isFwdLocked()) { 14258 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14259 } 14260 14261 synchronized (mInstallLock) { 14262 PackageParser.Package pkg = null; 14263 try { 14264 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14265 } catch (PackageManagerException e) { 14266 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14267 } 14268 // Scan the package 14269 if (pkg != null) { 14270 /* 14271 * TODO why is the lock being held? doPostInstall is 14272 * called in other places without the lock. This needs 14273 * to be straightened out. 14274 */ 14275 // writer 14276 synchronized (mPackages) { 14277 retCode = PackageManager.INSTALL_SUCCEEDED; 14278 pkgList.add(pkg.packageName); 14279 // Post process args 14280 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14281 pkg.applicationInfo.uid); 14282 } 14283 } else { 14284 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14285 } 14286 } 14287 14288 } finally { 14289 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14290 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14291 } 14292 } 14293 } 14294 // writer 14295 synchronized (mPackages) { 14296 // If the platform SDK has changed since the last time we booted, 14297 // we need to re-grant app permission to catch any new ones that 14298 // appear. This is really a hack, and means that apps can in some 14299 // cases get permissions that the user didn't initially explicitly 14300 // allow... it would be nice to have some better way to handle 14301 // this situation. 14302 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14303 if (regrantPermissions) 14304 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14305 + mSdkVersion + "; regranting permissions for external storage"); 14306 mSettings.mExternalSdkPlatform = mSdkVersion; 14307 14308 // Make sure group IDs have been assigned, and any permission 14309 // changes in other apps are accounted for 14310 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14311 | (regrantPermissions 14312 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14313 : 0)); 14314 14315 mSettings.updateExternalDatabaseVersion(); 14316 14317 // can downgrade to reader 14318 // Persist settings 14319 mSettings.writeLPr(); 14320 } 14321 // Send a broadcast to let everyone know we are done processing 14322 if (pkgList.size() > 0) { 14323 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14324 } 14325 } 14326 14327 /* 14328 * Utility method to unload a list of specified containers 14329 */ 14330 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14331 // Just unmount all valid containers. 14332 for (AsecInstallArgs arg : cidArgs) { 14333 synchronized (mInstallLock) { 14334 arg.doPostDeleteLI(false); 14335 } 14336 } 14337 } 14338 14339 /* 14340 * Unload packages mounted on external media. This involves deleting package 14341 * data from internal structures, sending broadcasts about diabled packages, 14342 * gc'ing to free up references, unmounting all secure containers 14343 * corresponding to packages on external media, and posting a 14344 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14345 * that we always have to post this message if status has been requested no 14346 * matter what. 14347 */ 14348 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14349 final boolean reportStatus) { 14350 if (DEBUG_SD_INSTALL) 14351 Log.i(TAG, "unloading media packages"); 14352 ArrayList<String> pkgList = new ArrayList<String>(); 14353 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14354 final Set<AsecInstallArgs> keys = processCids.keySet(); 14355 for (AsecInstallArgs args : keys) { 14356 String pkgName = args.getPackageName(); 14357 if (DEBUG_SD_INSTALL) 14358 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14359 // Delete package internally 14360 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14361 synchronized (mInstallLock) { 14362 boolean res = deletePackageLI(pkgName, null, false, null, null, 14363 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14364 if (res) { 14365 pkgList.add(pkgName); 14366 } else { 14367 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14368 failedList.add(args); 14369 } 14370 } 14371 } 14372 14373 // reader 14374 synchronized (mPackages) { 14375 // We didn't update the settings after removing each package; 14376 // write them now for all packages. 14377 mSettings.writeLPr(); 14378 } 14379 14380 // We have to absolutely send UPDATED_MEDIA_STATUS only 14381 // after confirming that all the receivers processed the ordered 14382 // broadcast when packages get disabled, force a gc to clean things up. 14383 // and unload all the containers. 14384 if (pkgList.size() > 0) { 14385 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14386 new IIntentReceiver.Stub() { 14387 public void performReceive(Intent intent, int resultCode, String data, 14388 Bundle extras, boolean ordered, boolean sticky, 14389 int sendingUser) throws RemoteException { 14390 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14391 reportStatus ? 1 : 0, 1, keys); 14392 mHandler.sendMessage(msg); 14393 } 14394 }); 14395 } else { 14396 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14397 keys); 14398 mHandler.sendMessage(msg); 14399 } 14400 } 14401 14402 private void loadPrivatePackages(VolumeInfo vol) { 14403 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14404 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14405 synchronized (mInstallLock) { 14406 synchronized (mPackages) { 14407 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14408 for (PackageSetting ps : packages) { 14409 final PackageParser.Package pkg; 14410 try { 14411 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14412 loaded.add(pkg.applicationInfo); 14413 } catch (PackageManagerException e) { 14414 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14415 } 14416 } 14417 14418 // TODO: regrant any permissions that changed based since original install 14419 14420 mSettings.writeLPr(); 14421 } 14422 } 14423 14424 Slog.d(TAG, "Loaded packages " + loaded); 14425 sendResourcesChangedBroadcast(true, false, loaded, null); 14426 } 14427 14428 private void unloadPrivatePackages(VolumeInfo vol) { 14429 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14430 synchronized (mInstallLock) { 14431 synchronized (mPackages) { 14432 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14433 for (PackageSetting ps : packages) { 14434 if (ps.pkg == null) continue; 14435 14436 final ApplicationInfo info = ps.pkg.applicationInfo; 14437 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14438 if (deletePackageLI(ps.name, null, false, null, null, 14439 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14440 unloaded.add(info); 14441 } else { 14442 Slog.w(TAG, "Failed to unload " + ps.codePath); 14443 } 14444 } 14445 14446 mSettings.writeLPr(); 14447 } 14448 } 14449 14450 Slog.d(TAG, "Unloaded packages " + unloaded); 14451 sendResourcesChangedBroadcast(false, false, unloaded, null); 14452 } 14453 14454 private void unfreezePackage(String packageName) { 14455 synchronized (mPackages) { 14456 final PackageSetting ps = mSettings.mPackages.get(packageName); 14457 if (ps != null) { 14458 ps.frozen = false; 14459 } 14460 } 14461 } 14462 14463 @Override 14464 public int movePackage(final String packageName, final String volumeUuid) { 14465 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14466 14467 final int moveId = mNextMoveId.getAndIncrement(); 14468 try { 14469 movePackageInternal(packageName, volumeUuid, moveId); 14470 } catch (PackageManagerException e) { 14471 Slog.d(TAG, "Failed to move " + packageName, e); 14472 mMoveCallbacks.notifyStatusChanged(moveId, 14473 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14474 } 14475 return moveId; 14476 } 14477 14478 private void movePackageInternal(final String packageName, final String volumeUuid, 14479 final int moveId) throws PackageManagerException { 14480 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14481 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14482 final PackageManager pm = mContext.getPackageManager(); 14483 14484 final boolean currentAsec; 14485 final String currentVolumeUuid; 14486 final File codeFile; 14487 final String installerPackageName; 14488 final String packageAbiOverride; 14489 final int appId; 14490 final String seinfo; 14491 final String label; 14492 14493 // reader 14494 synchronized (mPackages) { 14495 final PackageParser.Package pkg = mPackages.get(packageName); 14496 final PackageSetting ps = mSettings.mPackages.get(packageName); 14497 if (pkg == null || ps == null) { 14498 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14499 } 14500 14501 if (pkg.applicationInfo.isSystemApp()) { 14502 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14503 "Cannot move system application"); 14504 } 14505 14506 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14507 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14508 "Package already moved to " + volumeUuid); 14509 } 14510 14511 final File probe = new File(pkg.codePath); 14512 final File probeOat = new File(probe, "oat"); 14513 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14514 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14515 "Move only supported for modern cluster style installs"); 14516 } 14517 14518 if (ps.frozen) { 14519 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14520 "Failed to move already frozen package"); 14521 } 14522 ps.frozen = true; 14523 14524 currentAsec = pkg.applicationInfo.isForwardLocked() 14525 || pkg.applicationInfo.isExternalAsec(); 14526 currentVolumeUuid = ps.volumeUuid; 14527 codeFile = new File(pkg.codePath); 14528 installerPackageName = ps.installerPackageName; 14529 packageAbiOverride = ps.cpuAbiOverrideString; 14530 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14531 seinfo = pkg.applicationInfo.seinfo; 14532 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14533 } 14534 14535 // Now that we're guarded by frozen state, kill app during move 14536 killApplication(packageName, appId, "move pkg"); 14537 14538 final Bundle extras = new Bundle(); 14539 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14540 extras.putString(Intent.EXTRA_TITLE, label); 14541 mMoveCallbacks.notifyCreated(moveId, extras); 14542 14543 int installFlags; 14544 final boolean moveCompleteApp; 14545 final File measurePath; 14546 14547 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14548 installFlags = INSTALL_INTERNAL; 14549 moveCompleteApp = !currentAsec; 14550 measurePath = Environment.getDataAppDirectory(volumeUuid); 14551 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14552 installFlags = INSTALL_EXTERNAL; 14553 moveCompleteApp = false; 14554 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14555 } else { 14556 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14557 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14558 || !volume.isMountedWritable()) { 14559 unfreezePackage(packageName); 14560 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14561 "Move location not mounted private volume"); 14562 } 14563 14564 Preconditions.checkState(!currentAsec); 14565 14566 installFlags = INSTALL_INTERNAL; 14567 moveCompleteApp = true; 14568 measurePath = Environment.getDataAppDirectory(volumeUuid); 14569 } 14570 14571 final PackageStats stats = new PackageStats(null, -1); 14572 synchronized (mInstaller) { 14573 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14574 unfreezePackage(packageName); 14575 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14576 "Failed to measure package size"); 14577 } 14578 } 14579 14580 Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " + stats.dataSize); 14581 14582 final long startFreeBytes = measurePath.getFreeSpace(); 14583 final long sizeBytes; 14584 if (moveCompleteApp) { 14585 sizeBytes = stats.codeSize + stats.dataSize; 14586 } else { 14587 sizeBytes = stats.codeSize; 14588 } 14589 14590 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14591 unfreezePackage(packageName); 14592 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14593 "Not enough free space to move"); 14594 } 14595 14596 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14597 14598 final CountDownLatch installedLatch = new CountDownLatch(1); 14599 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14600 @Override 14601 public void onUserActionRequired(Intent intent) throws RemoteException { 14602 throw new IllegalStateException(); 14603 } 14604 14605 @Override 14606 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14607 Bundle extras) throws RemoteException { 14608 Slog.d(TAG, "Install result for move: " 14609 + PackageManager.installStatusToString(returnCode, msg)); 14610 14611 installedLatch.countDown(); 14612 14613 // Regardless of success or failure of the move operation, 14614 // always unfreeze the package 14615 unfreezePackage(packageName); 14616 14617 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14618 switch (status) { 14619 case PackageInstaller.STATUS_SUCCESS: 14620 mMoveCallbacks.notifyStatusChanged(moveId, 14621 PackageManager.MOVE_SUCCEEDED); 14622 break; 14623 case PackageInstaller.STATUS_FAILURE_STORAGE: 14624 mMoveCallbacks.notifyStatusChanged(moveId, 14625 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14626 break; 14627 default: 14628 mMoveCallbacks.notifyStatusChanged(moveId, 14629 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14630 break; 14631 } 14632 } 14633 }; 14634 14635 final MoveInfo move; 14636 if (moveCompleteApp) { 14637 // Kick off a thread to report progress estimates 14638 new Thread() { 14639 @Override 14640 public void run() { 14641 while (true) { 14642 try { 14643 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14644 break; 14645 } 14646 } catch (InterruptedException ignored) { 14647 } 14648 14649 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 14650 final int progress = 10 + (int) MathUtils.constrain( 14651 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 14652 mMoveCallbacks.notifyStatusChanged(moveId, progress); 14653 } 14654 } 14655 }.start(); 14656 14657 final String dataAppName = codeFile.getName(); 14658 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 14659 dataAppName, appId, seinfo); 14660 } else { 14661 move = null; 14662 } 14663 14664 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14665 14666 final Message msg = mHandler.obtainMessage(INIT_COPY); 14667 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14668 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 14669 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14670 mHandler.sendMessage(msg); 14671 } 14672 14673 @Override 14674 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14675 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14676 14677 final int realMoveId = mNextMoveId.getAndIncrement(); 14678 final Bundle extras = new Bundle(); 14679 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14680 mMoveCallbacks.notifyCreated(realMoveId, extras); 14681 14682 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14683 @Override 14684 public void onCreated(int moveId, Bundle extras) { 14685 // Ignored 14686 } 14687 14688 @Override 14689 public void onStatusChanged(int moveId, int status, long estMillis) { 14690 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14691 } 14692 }; 14693 14694 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14695 storage.setPrimaryStorageUuid(volumeUuid, callback); 14696 return realMoveId; 14697 } 14698 14699 @Override 14700 public int getMoveStatus(int moveId) { 14701 mContext.enforceCallingOrSelfPermission( 14702 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14703 return mMoveCallbacks.mLastStatus.get(moveId); 14704 } 14705 14706 @Override 14707 public void registerMoveCallback(IPackageMoveObserver callback) { 14708 mContext.enforceCallingOrSelfPermission( 14709 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14710 mMoveCallbacks.register(callback); 14711 } 14712 14713 @Override 14714 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14715 mContext.enforceCallingOrSelfPermission( 14716 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14717 mMoveCallbacks.unregister(callback); 14718 } 14719 14720 @Override 14721 public boolean setInstallLocation(int loc) { 14722 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14723 null); 14724 if (getInstallLocation() == loc) { 14725 return true; 14726 } 14727 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14728 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14729 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14730 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14731 return true; 14732 } 14733 return false; 14734 } 14735 14736 @Override 14737 public int getInstallLocation() { 14738 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14739 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14740 PackageHelper.APP_INSTALL_AUTO); 14741 } 14742 14743 /** Called by UserManagerService */ 14744 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14745 mDirtyUsers.remove(userHandle); 14746 mSettings.removeUserLPw(userHandle); 14747 mPendingBroadcasts.remove(userHandle); 14748 if (mInstaller != null) { 14749 // Technically, we shouldn't be doing this with the package lock 14750 // held. However, this is very rare, and there is already so much 14751 // other disk I/O going on, that we'll let it slide for now. 14752 final StorageManager storage = StorageManager.from(mContext); 14753 final List<VolumeInfo> vols = storage.getVolumes(); 14754 for (VolumeInfo vol : vols) { 14755 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 14756 final String volumeUuid = vol.getFsUuid(); 14757 Slog.d(TAG, "Removing user data on volume " + volumeUuid); 14758 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 14759 } 14760 } 14761 } 14762 mUserNeedsBadging.delete(userHandle); 14763 removeUnusedPackagesLILPw(userManager, userHandle); 14764 } 14765 14766 /** 14767 * We're removing userHandle and would like to remove any downloaded packages 14768 * that are no longer in use by any other user. 14769 * @param userHandle the user being removed 14770 */ 14771 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14772 final boolean DEBUG_CLEAN_APKS = false; 14773 int [] users = userManager.getUserIdsLPr(); 14774 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14775 while (psit.hasNext()) { 14776 PackageSetting ps = psit.next(); 14777 if (ps.pkg == null) { 14778 continue; 14779 } 14780 final String packageName = ps.pkg.packageName; 14781 // Skip over if system app 14782 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14783 continue; 14784 } 14785 if (DEBUG_CLEAN_APKS) { 14786 Slog.i(TAG, "Checking package " + packageName); 14787 } 14788 boolean keep = false; 14789 for (int i = 0; i < users.length; i++) { 14790 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14791 keep = true; 14792 if (DEBUG_CLEAN_APKS) { 14793 Slog.i(TAG, " Keeping package " + packageName + " for user " 14794 + users[i]); 14795 } 14796 break; 14797 } 14798 } 14799 if (!keep) { 14800 if (DEBUG_CLEAN_APKS) { 14801 Slog.i(TAG, " Removing package " + packageName); 14802 } 14803 mHandler.post(new Runnable() { 14804 public void run() { 14805 deletePackageX(packageName, userHandle, 0); 14806 } //end run 14807 }); 14808 } 14809 } 14810 } 14811 14812 /** Called by UserManagerService */ 14813 void createNewUserLILPw(int userHandle, File path) { 14814 if (mInstaller != null) { 14815 mInstaller.createUserConfig(userHandle); 14816 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14817 } 14818 } 14819 14820 void newUserCreatedLILPw(int userHandle) { 14821 // Adding a user requires updating runtime permissions for system apps. 14822 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14823 } 14824 14825 @Override 14826 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14827 mContext.enforceCallingOrSelfPermission( 14828 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14829 "Only package verification agents can read the verifier device identity"); 14830 14831 synchronized (mPackages) { 14832 return mSettings.getVerifierDeviceIdentityLPw(); 14833 } 14834 } 14835 14836 @Override 14837 public void setPermissionEnforced(String permission, boolean enforced) { 14838 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14839 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14840 synchronized (mPackages) { 14841 if (mSettings.mReadExternalStorageEnforced == null 14842 || mSettings.mReadExternalStorageEnforced != enforced) { 14843 mSettings.mReadExternalStorageEnforced = enforced; 14844 mSettings.writeLPr(); 14845 } 14846 } 14847 // kill any non-foreground processes so we restart them and 14848 // grant/revoke the GID. 14849 final IActivityManager am = ActivityManagerNative.getDefault(); 14850 if (am != null) { 14851 final long token = Binder.clearCallingIdentity(); 14852 try { 14853 am.killProcessesBelowForeground("setPermissionEnforcement"); 14854 } catch (RemoteException e) { 14855 } finally { 14856 Binder.restoreCallingIdentity(token); 14857 } 14858 } 14859 } else { 14860 throw new IllegalArgumentException("No selective enforcement for " + permission); 14861 } 14862 } 14863 14864 @Override 14865 @Deprecated 14866 public boolean isPermissionEnforced(String permission) { 14867 return true; 14868 } 14869 14870 @Override 14871 public boolean isStorageLow() { 14872 final long token = Binder.clearCallingIdentity(); 14873 try { 14874 final DeviceStorageMonitorInternal 14875 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14876 if (dsm != null) { 14877 return dsm.isMemoryLow(); 14878 } else { 14879 return false; 14880 } 14881 } finally { 14882 Binder.restoreCallingIdentity(token); 14883 } 14884 } 14885 14886 @Override 14887 public IPackageInstaller getPackageInstaller() { 14888 return mInstallerService; 14889 } 14890 14891 private boolean userNeedsBadging(int userId) { 14892 int index = mUserNeedsBadging.indexOfKey(userId); 14893 if (index < 0) { 14894 final UserInfo userInfo; 14895 final long token = Binder.clearCallingIdentity(); 14896 try { 14897 userInfo = sUserManager.getUserInfo(userId); 14898 } finally { 14899 Binder.restoreCallingIdentity(token); 14900 } 14901 final boolean b; 14902 if (userInfo != null && userInfo.isManagedProfile()) { 14903 b = true; 14904 } else { 14905 b = false; 14906 } 14907 mUserNeedsBadging.put(userId, b); 14908 return b; 14909 } 14910 return mUserNeedsBadging.valueAt(index); 14911 } 14912 14913 @Override 14914 public KeySet getKeySetByAlias(String packageName, String alias) { 14915 if (packageName == null || alias == null) { 14916 return null; 14917 } 14918 synchronized(mPackages) { 14919 final PackageParser.Package pkg = mPackages.get(packageName); 14920 if (pkg == null) { 14921 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14922 throw new IllegalArgumentException("Unknown package: " + packageName); 14923 } 14924 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14925 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14926 } 14927 } 14928 14929 @Override 14930 public KeySet getSigningKeySet(String packageName) { 14931 if (packageName == null) { 14932 return null; 14933 } 14934 synchronized(mPackages) { 14935 final PackageParser.Package pkg = mPackages.get(packageName); 14936 if (pkg == null) { 14937 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14938 throw new IllegalArgumentException("Unknown package: " + packageName); 14939 } 14940 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14941 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14942 throw new SecurityException("May not access signing KeySet of other apps."); 14943 } 14944 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14945 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14946 } 14947 } 14948 14949 @Override 14950 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14951 if (packageName == null || ks == null) { 14952 return false; 14953 } 14954 synchronized(mPackages) { 14955 final PackageParser.Package pkg = mPackages.get(packageName); 14956 if (pkg == null) { 14957 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14958 throw new IllegalArgumentException("Unknown package: " + packageName); 14959 } 14960 IBinder ksh = ks.getToken(); 14961 if (ksh instanceof KeySetHandle) { 14962 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14963 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14964 } 14965 return false; 14966 } 14967 } 14968 14969 @Override 14970 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14971 if (packageName == null || ks == null) { 14972 return false; 14973 } 14974 synchronized(mPackages) { 14975 final PackageParser.Package pkg = mPackages.get(packageName); 14976 if (pkg == null) { 14977 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14978 throw new IllegalArgumentException("Unknown package: " + packageName); 14979 } 14980 IBinder ksh = ks.getToken(); 14981 if (ksh instanceof KeySetHandle) { 14982 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14983 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14984 } 14985 return false; 14986 } 14987 } 14988 14989 public void getUsageStatsIfNoPackageUsageInfo() { 14990 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14991 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14992 if (usm == null) { 14993 throw new IllegalStateException("UsageStatsManager must be initialized"); 14994 } 14995 long now = System.currentTimeMillis(); 14996 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14997 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14998 String packageName = entry.getKey(); 14999 PackageParser.Package pkg = mPackages.get(packageName); 15000 if (pkg == null) { 15001 continue; 15002 } 15003 UsageStats usage = entry.getValue(); 15004 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15005 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15006 } 15007 } 15008 } 15009 15010 /** 15011 * Check and throw if the given before/after packages would be considered a 15012 * downgrade. 15013 */ 15014 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15015 throws PackageManagerException { 15016 if (after.versionCode < before.mVersionCode) { 15017 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15018 "Update version code " + after.versionCode + " is older than current " 15019 + before.mVersionCode); 15020 } else if (after.versionCode == before.mVersionCode) { 15021 if (after.baseRevisionCode < before.baseRevisionCode) { 15022 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15023 "Update base revision code " + after.baseRevisionCode 15024 + " is older than current " + before.baseRevisionCode); 15025 } 15026 15027 if (!ArrayUtils.isEmpty(after.splitNames)) { 15028 for (int i = 0; i < after.splitNames.length; i++) { 15029 final String splitName = after.splitNames[i]; 15030 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15031 if (j != -1) { 15032 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15033 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15034 "Update split " + splitName + " revision code " 15035 + after.splitRevisionCodes[i] + " is older than current " 15036 + before.splitRevisionCodes[j]); 15037 } 15038 } 15039 } 15040 } 15041 } 15042 } 15043 15044 private static class MoveCallbacks extends Handler { 15045 private static final int MSG_CREATED = 1; 15046 private static final int MSG_STATUS_CHANGED = 2; 15047 15048 private final RemoteCallbackList<IPackageMoveObserver> 15049 mCallbacks = new RemoteCallbackList<>(); 15050 15051 private final SparseIntArray mLastStatus = new SparseIntArray(); 15052 15053 public MoveCallbacks(Looper looper) { 15054 super(looper); 15055 } 15056 15057 public void register(IPackageMoveObserver callback) { 15058 mCallbacks.register(callback); 15059 } 15060 15061 public void unregister(IPackageMoveObserver callback) { 15062 mCallbacks.unregister(callback); 15063 } 15064 15065 @Override 15066 public void handleMessage(Message msg) { 15067 final SomeArgs args = (SomeArgs) msg.obj; 15068 final int n = mCallbacks.beginBroadcast(); 15069 for (int i = 0; i < n; i++) { 15070 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15071 try { 15072 invokeCallback(callback, msg.what, args); 15073 } catch (RemoteException ignored) { 15074 } 15075 } 15076 mCallbacks.finishBroadcast(); 15077 args.recycle(); 15078 } 15079 15080 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15081 throws RemoteException { 15082 switch (what) { 15083 case MSG_CREATED: { 15084 callback.onCreated(args.argi1, (Bundle) args.arg2); 15085 break; 15086 } 15087 case MSG_STATUS_CHANGED: { 15088 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15089 break; 15090 } 15091 } 15092 } 15093 15094 private void notifyCreated(int moveId, Bundle extras) { 15095 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15096 15097 final SomeArgs args = SomeArgs.obtain(); 15098 args.argi1 = moveId; 15099 args.arg2 = extras; 15100 obtainMessage(MSG_CREATED, args).sendToTarget(); 15101 } 15102 15103 private void notifyStatusChanged(int moveId, int status) { 15104 notifyStatusChanged(moveId, status, -1); 15105 } 15106 15107 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15108 Slog.v(TAG, "Move " + moveId + " status " + status); 15109 15110 final SomeArgs args = SomeArgs.obtain(); 15111 args.argi1 = moveId; 15112 args.argi2 = status; 15113 args.arg3 = estMillis; 15114 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15115 15116 synchronized (mLastStatus) { 15117 mLastStatus.put(moveId, status); 15118 } 15119 } 15120 } 15121} 15122