PackageManagerService.java revision b3f22b48bbd4e4816212e596e3cb612457d48fe5
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.FIRST_APPLICATION_UID; 59import static android.os.Process.PACKAGE_INFO_GID; 60import static android.os.Process.SYSTEM_UID; 61import static android.system.OsConstants.O_CREAT; 62import static android.system.OsConstants.O_RDWR; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 65import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 66import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 67import static com.android.internal.util.ArrayUtils.appendInt; 68import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 71import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 72import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 73 74import android.Manifest; 75import android.app.ActivityManager; 76import android.app.ActivityManagerNative; 77import android.app.AppGlobals; 78import android.app.IActivityManager; 79import android.app.admin.IDevicePolicyManager; 80import android.app.backup.IBackupManager; 81import android.app.usage.UsageStats; 82import android.app.usage.UsageStatsManager; 83import android.content.BroadcastReceiver; 84import android.content.ComponentName; 85import android.content.Context; 86import android.content.IIntentReceiver; 87import android.content.Intent; 88import android.content.IntentFilter; 89import android.content.IntentSender; 90import android.content.IntentSender.SendIntentException; 91import android.content.ServiceConnection; 92import android.content.pm.ActivityInfo; 93import android.content.pm.ApplicationInfo; 94import android.content.pm.FeatureInfo; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageParser; 114import android.content.pm.PackageParser.ActivityIntentInfo; 115import android.content.pm.PackageParser.PackageLite; 116import android.content.pm.PackageParser.PackageParserException; 117import android.content.pm.PackageStats; 118import android.content.pm.PackageUserState; 119import android.content.pm.ParceledListSlice; 120import android.content.pm.PermissionGroupInfo; 121import android.content.pm.PermissionInfo; 122import android.content.pm.ProviderInfo; 123import android.content.pm.ResolveInfo; 124import android.content.pm.ServiceInfo; 125import android.content.pm.Signature; 126import android.content.pm.UserInfo; 127import android.content.pm.VerificationParams; 128import android.content.pm.VerifierDeviceIdentity; 129import android.content.pm.VerifierInfo; 130import android.content.res.Resources; 131import android.hardware.display.DisplayManager; 132import android.net.Uri; 133import android.os.Binder; 134import android.os.Build; 135import android.os.Bundle; 136import android.os.Debug; 137import android.os.Environment; 138import android.os.Environment.UserEnvironment; 139import android.os.FileUtils; 140import android.os.Handler; 141import android.os.IBinder; 142import android.os.Looper; 143import android.os.Message; 144import android.os.Parcel; 145import android.os.ParcelFileDescriptor; 146import android.os.Process; 147import android.os.RemoteCallbackList; 148import android.os.RemoteException; 149import android.os.SELinux; 150import android.os.ServiceManager; 151import android.os.SystemClock; 152import android.os.SystemProperties; 153import android.os.UserHandle; 154import android.os.UserManager; 155import android.os.storage.IMountService; 156import android.os.storage.StorageEventListener; 157import android.os.storage.StorageManager; 158import android.os.storage.VolumeInfo; 159import android.os.storage.VolumeRecord; 160import android.security.KeyStore; 161import android.security.SystemKeyStore; 162import android.system.ErrnoException; 163import android.system.Os; 164import android.system.StructStat; 165import android.text.TextUtils; 166import android.text.format.DateUtils; 167import android.util.ArrayMap; 168import android.util.ArraySet; 169import android.util.AtomicFile; 170import android.util.DisplayMetrics; 171import android.util.EventLog; 172import android.util.ExceptionUtils; 173import android.util.Log; 174import android.util.LogPrinter; 175import android.util.MathUtils; 176import android.util.PrintStreamPrinter; 177import android.util.Slog; 178import android.util.SparseArray; 179import android.util.SparseBooleanArray; 180import android.util.SparseIntArray; 181import android.util.Xml; 182import android.view.Display; 183 184import dalvik.system.DexFile; 185import dalvik.system.VMRuntime; 186 187import libcore.io.IoUtils; 188import libcore.util.EmptyArray; 189 190import com.android.internal.R; 191import com.android.internal.app.IMediaContainerService; 192import com.android.internal.app.ResolverActivity; 193import com.android.internal.content.NativeLibraryHelper; 194import com.android.internal.content.PackageHelper; 195import com.android.internal.os.IParcelFileDescriptorFactory; 196import com.android.internal.os.SomeArgs; 197import com.android.internal.util.ArrayUtils; 198import com.android.internal.util.FastPrintWriter; 199import com.android.internal.util.FastXmlSerializer; 200import com.android.internal.util.IndentingPrintWriter; 201import com.android.internal.util.Preconditions; 202import com.android.server.EventLogTags; 203import com.android.server.FgThread; 204import com.android.server.IntentResolver; 205import com.android.server.LocalServices; 206import com.android.server.ServiceThread; 207import com.android.server.SystemConfig; 208import com.android.server.Watchdog; 209import com.android.server.pm.Settings.DatabaseVersion; 210import com.android.server.pm.PermissionsState.PermissionState; 211import com.android.server.storage.DeviceStorageMonitorInternal; 212 213import org.xmlpull.v1.XmlPullParser; 214import org.xmlpull.v1.XmlSerializer; 215 216import java.io.BufferedInputStream; 217import java.io.BufferedOutputStream; 218import java.io.BufferedReader; 219import java.io.ByteArrayInputStream; 220import java.io.ByteArrayOutputStream; 221import java.io.File; 222import java.io.FileDescriptor; 223import java.io.FileNotFoundException; 224import java.io.FileOutputStream; 225import java.io.FileReader; 226import java.io.FilenameFilter; 227import java.io.IOException; 228import java.io.InputStream; 229import java.io.PrintWriter; 230import java.nio.charset.StandardCharsets; 231import java.security.NoSuchAlgorithmException; 232import java.security.PublicKey; 233import java.security.cert.CertificateEncodingException; 234import java.security.cert.CertificateException; 235import java.text.SimpleDateFormat; 236import java.util.ArrayList; 237import java.util.Arrays; 238import java.util.Collection; 239import java.util.Collections; 240import java.util.Comparator; 241import java.util.Date; 242import java.util.Iterator; 243import java.util.List; 244import java.util.Map; 245import java.util.Objects; 246import java.util.Set; 247import java.util.concurrent.CountDownLatch; 248import java.util.concurrent.TimeUnit; 249import java.util.concurrent.atomic.AtomicBoolean; 250import java.util.concurrent.atomic.AtomicInteger; 251import java.util.concurrent.atomic.AtomicLong; 252 253/** 254 * Keep track of all those .apks everywhere. 255 * 256 * This is very central to the platform's security; please run the unit 257 * tests whenever making modifications here: 258 * 259mmm frameworks/base/tests/AndroidTests 260adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 261adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 262 * 263 * {@hide} 264 */ 265public class PackageManagerService extends IPackageManager.Stub { 266 static final String TAG = "PackageManager"; 267 static final boolean DEBUG_SETTINGS = false; 268 static final boolean DEBUG_PREFERRED = false; 269 static final boolean DEBUG_UPGRADE = false; 270 private static final boolean DEBUG_BACKUP = true; 271 private static final boolean DEBUG_INSTALL = false; 272 private static final boolean DEBUG_REMOVE = false; 273 private static final boolean DEBUG_BROADCASTS = false; 274 private static final boolean DEBUG_SHOW_INFO = false; 275 private static final boolean DEBUG_PACKAGE_INFO = false; 276 private static final boolean DEBUG_INTENT_MATCHING = false; 277 private static final boolean DEBUG_PACKAGE_SCANNING = false; 278 private static final boolean DEBUG_VERIFY = false; 279 private static final boolean DEBUG_DEXOPT = false; 280 private static final boolean DEBUG_ABI_SELECTION = false; 281 282 private static final int RADIO_UID = Process.PHONE_UID; 283 private static final int LOG_UID = Process.LOG_UID; 284 private static final int NFC_UID = Process.NFC_UID; 285 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 286 private static final int SHELL_UID = Process.SHELL_UID; 287 288 // Cap the size of permission trees that 3rd party apps can define 289 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 290 291 // Suffix used during package installation when copying/moving 292 // package apks to install directory. 293 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 294 295 static final int SCAN_NO_DEX = 1<<1; 296 static final int SCAN_FORCE_DEX = 1<<2; 297 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 298 static final int SCAN_NEW_INSTALL = 1<<4; 299 static final int SCAN_NO_PATHS = 1<<5; 300 static final int SCAN_UPDATE_TIME = 1<<6; 301 static final int SCAN_DEFER_DEX = 1<<7; 302 static final int SCAN_BOOTING = 1<<8; 303 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 304 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 305 static final int SCAN_REQUIRE_KNOWN = 1<<12; 306 307 static final int REMOVE_CHATTY = 1<<16; 308 309 private static final int[] EMPTY_INT_ARRAY = new int[0]; 310 311 /** 312 * Timeout (in milliseconds) after which the watchdog should declare that 313 * our handler thread is wedged. The usual default for such things is one 314 * minute but we sometimes do very lengthy I/O operations on this thread, 315 * such as installing multi-gigabyte applications, so ours needs to be longer. 316 */ 317 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 318 319 /** 320 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 321 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 322 * settings entry if available, otherwise we use the hardcoded default. If it's been 323 * more than this long since the last fstrim, we force one during the boot sequence. 324 * 325 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 326 * one gets run at the next available charging+idle time. This final mandatory 327 * no-fstrim check kicks in only of the other scheduling criteria is never met. 328 */ 329 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 330 331 /** 332 * Whether verification is enabled by default. 333 */ 334 private static final boolean DEFAULT_VERIFY_ENABLE = true; 335 336 /** 337 * The default maximum time to wait for the verification agent to return in 338 * milliseconds. 339 */ 340 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 341 342 /** 343 * The default response for package verification timeout. 344 * 345 * This can be either PackageManager.VERIFICATION_ALLOW or 346 * PackageManager.VERIFICATION_REJECT. 347 */ 348 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 349 350 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 351 352 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 353 DEFAULT_CONTAINER_PACKAGE, 354 "com.android.defcontainer.DefaultContainerService"); 355 356 private static final String KILL_APP_REASON_GIDS_CHANGED = 357 "permission grant or revoke changed gids"; 358 359 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 360 "permissions revoked"; 361 362 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 363 364 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 365 366 /** Permission grant: not grant the permission. */ 367 private static final int GRANT_DENIED = 1; 368 369 /** Permission grant: grant the permission as an install permission. */ 370 private static final int GRANT_INSTALL = 2; 371 372 /** Permission grant: grant the permission as a runtime one. */ 373 private static final int GRANT_RUNTIME = 3; 374 375 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 376 private static final int GRANT_UPGRADE = 4; 377 378 final ServiceThread mHandlerThread; 379 380 final PackageHandler mHandler; 381 382 /** 383 * Messages for {@link #mHandler} that need to wait for system ready before 384 * being dispatched. 385 */ 386 private ArrayList<Message> mPostSystemReadyMessages; 387 388 final int mSdkVersion = Build.VERSION.SDK_INT; 389 390 final Context mContext; 391 final boolean mFactoryTest; 392 final boolean mOnlyCore; 393 final boolean mLazyDexOpt; 394 final long mDexOptLRUThresholdInMills; 395 final DisplayMetrics mMetrics; 396 final int mDefParseFlags; 397 final String[] mSeparateProcesses; 398 final boolean mIsUpgrade; 399 400 // This is where all application persistent data goes. 401 final File mAppDataDir; 402 403 // This is where all application persistent data goes for secondary users. 404 final File mUserAppDataDir; 405 406 /** The location for ASEC container files on internal storage. */ 407 final String mAsecInternalPath; 408 409 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 410 // LOCK HELD. Can be called with mInstallLock held. 411 final Installer mInstaller; 412 413 /** Directory where installed third-party apps stored */ 414 final File mAppInstallDir; 415 416 /** 417 * Directory to which applications installed internally have their 418 * 32 bit native libraries copied. 419 */ 420 private File mAppLib32InstallDir; 421 422 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 423 // apps. 424 final File mDrmAppPrivateInstallDir; 425 426 // ---------------------------------------------------------------- 427 428 // Lock for state used when installing and doing other long running 429 // operations. Methods that must be called with this lock held have 430 // the suffix "LI". 431 final Object mInstallLock = new Object(); 432 433 // ---------------------------------------------------------------- 434 435 // Keys are String (package name), values are Package. This also serves 436 // as the lock for the global state. Methods that must be called with 437 // this lock held have the prefix "LP". 438 final ArrayMap<String, PackageParser.Package> mPackages = 439 new ArrayMap<String, PackageParser.Package>(); 440 441 // Tracks available target package names -> overlay package paths. 442 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 443 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 444 445 final Settings mSettings; 446 boolean mRestoredSettings; 447 448 // System configuration read by SystemConfig. 449 final int[] mGlobalGids; 450 final SparseArray<ArraySet<String>> mSystemPermissions; 451 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 452 453 // If mac_permissions.xml was found for seinfo labeling. 454 boolean mFoundPolicyFile; 455 456 // If a recursive restorecon of /data/data/<pkg> is needed. 457 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 458 459 public static final class SharedLibraryEntry { 460 public final String path; 461 public final String apk; 462 463 SharedLibraryEntry(String _path, String _apk) { 464 path = _path; 465 apk = _apk; 466 } 467 } 468 469 // Currently known shared libraries. 470 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 471 new ArrayMap<String, SharedLibraryEntry>(); 472 473 // All available activities, for your resolving pleasure. 474 final ActivityIntentResolver mActivities = 475 new ActivityIntentResolver(); 476 477 // All available receivers, for your resolving pleasure. 478 final ActivityIntentResolver mReceivers = 479 new ActivityIntentResolver(); 480 481 // All available services, for your resolving pleasure. 482 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 483 484 // All available providers, for your resolving pleasure. 485 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 486 487 // Mapping from provider base names (first directory in content URI codePath) 488 // to the provider information. 489 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 490 new ArrayMap<String, PackageParser.Provider>(); 491 492 // Mapping from instrumentation class names to info about them. 493 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 494 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 495 496 // Mapping from permission names to info about them. 497 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 498 new ArrayMap<String, PackageParser.PermissionGroup>(); 499 500 // Packages whose data we have transfered into another package, thus 501 // should no longer exist. 502 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 503 504 // Broadcast actions that are only available to the system. 505 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 506 507 /** List of packages waiting for verification. */ 508 final SparseArray<PackageVerificationState> mPendingVerification 509 = new SparseArray<PackageVerificationState>(); 510 511 /** Set of packages associated with each app op permission. */ 512 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 513 514 final PackageInstallerService mInstallerService; 515 516 private final PackageDexOptimizer mPackageDexOptimizer; 517 518 private AtomicInteger mNextMoveId = new AtomicInteger(); 519 private final MoveCallbacks mMoveCallbacks; 520 521 // Cache of users who need badging. 522 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 523 524 /** Token for keys in mPendingVerification. */ 525 private int mPendingVerificationToken = 0; 526 527 volatile boolean mSystemReady; 528 volatile boolean mSafeMode; 529 volatile boolean mHasSystemUidErrors; 530 531 ApplicationInfo mAndroidApplication; 532 final ActivityInfo mResolveActivity = new ActivityInfo(); 533 final ResolveInfo mResolveInfo = new ResolveInfo(); 534 ComponentName mResolveComponentName; 535 PackageParser.Package mPlatformPackage; 536 ComponentName mCustomResolverComponentName; 537 538 boolean mResolverReplaced = false; 539 540 private final ComponentName mIntentFilterVerifierComponent; 541 private int mIntentFilterVerificationToken = 0; 542 543 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 544 = new SparseArray<IntentFilterVerificationState>(); 545 546 private interface IntentFilterVerifier<T extends IntentFilter> { 547 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 548 T filter, String packageName); 549 void startVerifications(int userId); 550 void receiveVerificationResponse(int verificationId); 551 } 552 553 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 554 private Context mContext; 555 private ComponentName mIntentFilterVerifierComponent; 556 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 557 558 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 559 mContext = context; 560 mIntentFilterVerifierComponent = verifierComponent; 561 } 562 563 private String getDefaultScheme() { 564 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 565 return IntentFilter.SCHEME_HTTP; 566 } 567 568 @Override 569 public void startVerifications(int userId) { 570 // Launch verifications requests 571 int count = mCurrentIntentFilterVerifications.size(); 572 for (int n=0; n<count; n++) { 573 int verificationId = mCurrentIntentFilterVerifications.get(n); 574 final IntentFilterVerificationState ivs = 575 mIntentFilterVerificationStates.get(verificationId); 576 577 String packageName = ivs.getPackageName(); 578 579 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 580 final int filterCount = filters.size(); 581 ArraySet<String> domainsSet = new ArraySet<>(); 582 for (int m=0; m<filterCount; m++) { 583 PackageParser.ActivityIntentInfo filter = filters.get(m); 584 domainsSet.addAll(filter.getHostsList()); 585 } 586 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 587 synchronized (mPackages) { 588 if (mSettings.createIntentFilterVerificationIfNeededLPw( 589 packageName, domainsList) != null) { 590 scheduleWriteSettingsLocked(); 591 } 592 } 593 sendVerificationRequest(userId, verificationId, ivs); 594 } 595 mCurrentIntentFilterVerifications.clear(); 596 } 597 598 private void sendVerificationRequest(int userId, int verificationId, 599 IntentFilterVerificationState ivs) { 600 601 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 602 verificationIntent.putExtra( 603 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 604 verificationId); 605 verificationIntent.putExtra( 606 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 607 getDefaultScheme()); 608 verificationIntent.putExtra( 609 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 610 ivs.getHostsString()); 611 verificationIntent.putExtra( 612 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 613 ivs.getPackageName()); 614 verificationIntent.setComponent(mIntentFilterVerifierComponent); 615 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 616 617 UserHandle user = new UserHandle(userId); 618 mContext.sendBroadcastAsUser(verificationIntent, user); 619 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 620 } 621 622 public void receiveVerificationResponse(int verificationId) { 623 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 624 625 final boolean verified = ivs.isVerified(); 626 627 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 628 final int count = filters.size(); 629 for (int n=0; n<count; n++) { 630 PackageParser.ActivityIntentInfo filter = filters.get(n); 631 filter.setVerified(verified); 632 633 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 634 + verified + " and hosts:" + ivs.getHostsString()); 635 } 636 637 mIntentFilterVerificationStates.remove(verificationId); 638 639 final String packageName = ivs.getPackageName(); 640 IntentFilterVerificationInfo ivi = null; 641 642 synchronized (mPackages) { 643 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 644 } 645 if (ivi == null) { 646 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 647 + verificationId + " packageName:" + packageName); 648 return; 649 } 650 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 651 + verificationId); 652 653 synchronized (mPackages) { 654 if (verified) { 655 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 656 } else { 657 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 658 } 659 scheduleWriteSettingsLocked(); 660 661 final int userId = ivs.getUserId(); 662 if (userId != UserHandle.USER_ALL) { 663 final int userStatus = 664 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 665 666 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 667 boolean needUpdate = false; 668 669 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 670 // already been set by the User thru the Disambiguation dialog 671 switch (userStatus) { 672 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 673 if (verified) { 674 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 675 } else { 676 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 677 } 678 needUpdate = true; 679 break; 680 681 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 682 if (verified) { 683 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 684 needUpdate = true; 685 } 686 break; 687 688 default: 689 // Nothing to do 690 } 691 692 if (needUpdate) { 693 mSettings.updateIntentFilterVerificationStatusLPw( 694 packageName, updatedStatus, userId); 695 scheduleWritePackageRestrictionsLocked(userId); 696 } 697 } 698 } 699 } 700 701 @Override 702 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 703 ActivityIntentInfo filter, String packageName) { 704 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 705 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 706 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 707 return false; 708 } 709 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 710 if (ivs == null) { 711 ivs = createDomainVerificationState(verifierId, userId, verificationId, 712 packageName); 713 } 714 if (!hasValidDomains(filter)) { 715 return false; 716 } 717 ivs.addFilter(filter); 718 return true; 719 } 720 721 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 722 int userId, int verificationId, String packageName) { 723 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 724 verifierId, userId, packageName); 725 ivs.setPendingState(); 726 synchronized (mPackages) { 727 mIntentFilterVerificationStates.append(verificationId, ivs); 728 mCurrentIntentFilterVerifications.add(verificationId); 729 } 730 return ivs; 731 } 732 } 733 734 private static boolean hasValidDomains(ActivityIntentInfo filter) { 735 return hasValidDomains(filter, true); 736 } 737 738 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 739 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 740 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 741 if (!hasHTTPorHTTPS) { 742 if (logging) { 743 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 744 } 745 return false; 746 } 747 return true; 748 } 749 750 private IntentFilterVerifier mIntentFilterVerifier; 751 752 // Set of pending broadcasts for aggregating enable/disable of components. 753 static class PendingPackageBroadcasts { 754 // for each user id, a map of <package name -> components within that package> 755 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 756 757 public PendingPackageBroadcasts() { 758 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 759 } 760 761 public ArrayList<String> get(int userId, String packageName) { 762 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 763 return packages.get(packageName); 764 } 765 766 public void put(int userId, String packageName, ArrayList<String> components) { 767 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 768 packages.put(packageName, components); 769 } 770 771 public void remove(int userId, String packageName) { 772 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 773 if (packages != null) { 774 packages.remove(packageName); 775 } 776 } 777 778 public void remove(int userId) { 779 mUidMap.remove(userId); 780 } 781 782 public int userIdCount() { 783 return mUidMap.size(); 784 } 785 786 public int userIdAt(int n) { 787 return mUidMap.keyAt(n); 788 } 789 790 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 791 return mUidMap.get(userId); 792 } 793 794 public int size() { 795 // total number of pending broadcast entries across all userIds 796 int num = 0; 797 for (int i = 0; i< mUidMap.size(); i++) { 798 num += mUidMap.valueAt(i).size(); 799 } 800 return num; 801 } 802 803 public void clear() { 804 mUidMap.clear(); 805 } 806 807 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 808 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 809 if (map == null) { 810 map = new ArrayMap<String, ArrayList<String>>(); 811 mUidMap.put(userId, map); 812 } 813 return map; 814 } 815 } 816 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 817 818 // Service Connection to remote media container service to copy 819 // package uri's from external media onto secure containers 820 // or internal storage. 821 private IMediaContainerService mContainerService = null; 822 823 static final int SEND_PENDING_BROADCAST = 1; 824 static final int MCS_BOUND = 3; 825 static final int END_COPY = 4; 826 static final int INIT_COPY = 5; 827 static final int MCS_UNBIND = 6; 828 static final int START_CLEANING_PACKAGE = 7; 829 static final int FIND_INSTALL_LOC = 8; 830 static final int POST_INSTALL = 9; 831 static final int MCS_RECONNECT = 10; 832 static final int MCS_GIVE_UP = 11; 833 static final int UPDATED_MEDIA_STATUS = 12; 834 static final int WRITE_SETTINGS = 13; 835 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 836 static final int PACKAGE_VERIFIED = 15; 837 static final int CHECK_PENDING_VERIFICATION = 16; 838 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 839 static final int INTENT_FILTER_VERIFIED = 18; 840 841 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 842 843 // Delay time in millisecs 844 static final int BROADCAST_DELAY = 10 * 1000; 845 846 static UserManagerService sUserManager; 847 848 // Stores a list of users whose package restrictions file needs to be updated 849 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 850 851 final private DefaultContainerConnection mDefContainerConn = 852 new DefaultContainerConnection(); 853 class DefaultContainerConnection implements ServiceConnection { 854 public void onServiceConnected(ComponentName name, IBinder service) { 855 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 856 IMediaContainerService imcs = 857 IMediaContainerService.Stub.asInterface(service); 858 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 859 } 860 861 public void onServiceDisconnected(ComponentName name) { 862 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 863 } 864 }; 865 866 // Recordkeeping of restore-after-install operations that are currently in flight 867 // between the Package Manager and the Backup Manager 868 class PostInstallData { 869 public InstallArgs args; 870 public PackageInstalledInfo res; 871 872 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 873 args = _a; 874 res = _r; 875 } 876 }; 877 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 878 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 879 880 // backup/restore of preferred activity state 881 private static final String TAG_PREFERRED_BACKUP = "pa"; 882 883 private final String mRequiredVerifierPackage; 884 885 private final PackageUsage mPackageUsage = new PackageUsage(); 886 887 private class PackageUsage { 888 private static final int WRITE_INTERVAL 889 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 890 891 private final Object mFileLock = new Object(); 892 private final AtomicLong mLastWritten = new AtomicLong(0); 893 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 894 895 private boolean mIsHistoricalPackageUsageAvailable = true; 896 897 boolean isHistoricalPackageUsageAvailable() { 898 return mIsHistoricalPackageUsageAvailable; 899 } 900 901 void write(boolean force) { 902 if (force) { 903 writeInternal(); 904 return; 905 } 906 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 907 && !DEBUG_DEXOPT) { 908 return; 909 } 910 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 911 new Thread("PackageUsage_DiskWriter") { 912 @Override 913 public void run() { 914 try { 915 writeInternal(); 916 } finally { 917 mBackgroundWriteRunning.set(false); 918 } 919 } 920 }.start(); 921 } 922 } 923 924 private void writeInternal() { 925 synchronized (mPackages) { 926 synchronized (mFileLock) { 927 AtomicFile file = getFile(); 928 FileOutputStream f = null; 929 try { 930 f = file.startWrite(); 931 BufferedOutputStream out = new BufferedOutputStream(f); 932 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 933 StringBuilder sb = new StringBuilder(); 934 for (PackageParser.Package pkg : mPackages.values()) { 935 if (pkg.mLastPackageUsageTimeInMills == 0) { 936 continue; 937 } 938 sb.setLength(0); 939 sb.append(pkg.packageName); 940 sb.append(' '); 941 sb.append((long)pkg.mLastPackageUsageTimeInMills); 942 sb.append('\n'); 943 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 944 } 945 out.flush(); 946 file.finishWrite(f); 947 } catch (IOException e) { 948 if (f != null) { 949 file.failWrite(f); 950 } 951 Log.e(TAG, "Failed to write package usage times", e); 952 } 953 } 954 } 955 mLastWritten.set(SystemClock.elapsedRealtime()); 956 } 957 958 void readLP() { 959 synchronized (mFileLock) { 960 AtomicFile file = getFile(); 961 BufferedInputStream in = null; 962 try { 963 in = new BufferedInputStream(file.openRead()); 964 StringBuffer sb = new StringBuffer(); 965 while (true) { 966 String packageName = readToken(in, sb, ' '); 967 if (packageName == null) { 968 break; 969 } 970 String timeInMillisString = readToken(in, sb, '\n'); 971 if (timeInMillisString == null) { 972 throw new IOException("Failed to find last usage time for package " 973 + packageName); 974 } 975 PackageParser.Package pkg = mPackages.get(packageName); 976 if (pkg == null) { 977 continue; 978 } 979 long timeInMillis; 980 try { 981 timeInMillis = Long.parseLong(timeInMillisString.toString()); 982 } catch (NumberFormatException e) { 983 throw new IOException("Failed to parse " + timeInMillisString 984 + " as a long.", e); 985 } 986 pkg.mLastPackageUsageTimeInMills = timeInMillis; 987 } 988 } catch (FileNotFoundException expected) { 989 mIsHistoricalPackageUsageAvailable = false; 990 } catch (IOException e) { 991 Log.w(TAG, "Failed to read package usage times", e); 992 } finally { 993 IoUtils.closeQuietly(in); 994 } 995 } 996 mLastWritten.set(SystemClock.elapsedRealtime()); 997 } 998 999 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1000 throws IOException { 1001 sb.setLength(0); 1002 while (true) { 1003 int ch = in.read(); 1004 if (ch == -1) { 1005 if (sb.length() == 0) { 1006 return null; 1007 } 1008 throw new IOException("Unexpected EOF"); 1009 } 1010 if (ch == endOfToken) { 1011 return sb.toString(); 1012 } 1013 sb.append((char)ch); 1014 } 1015 } 1016 1017 private AtomicFile getFile() { 1018 File dataDir = Environment.getDataDirectory(); 1019 File systemDir = new File(dataDir, "system"); 1020 File fname = new File(systemDir, "package-usage.list"); 1021 return new AtomicFile(fname); 1022 } 1023 } 1024 1025 class PackageHandler extends Handler { 1026 private boolean mBound = false; 1027 final ArrayList<HandlerParams> mPendingInstalls = 1028 new ArrayList<HandlerParams>(); 1029 1030 private boolean connectToService() { 1031 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1032 " DefaultContainerService"); 1033 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1034 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1035 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1036 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1037 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1038 mBound = true; 1039 return true; 1040 } 1041 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1042 return false; 1043 } 1044 1045 private void disconnectService() { 1046 mContainerService = null; 1047 mBound = false; 1048 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1049 mContext.unbindService(mDefContainerConn); 1050 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1051 } 1052 1053 PackageHandler(Looper looper) { 1054 super(looper); 1055 } 1056 1057 public void handleMessage(Message msg) { 1058 try { 1059 doHandleMessage(msg); 1060 } finally { 1061 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1062 } 1063 } 1064 1065 void doHandleMessage(Message msg) { 1066 switch (msg.what) { 1067 case INIT_COPY: { 1068 HandlerParams params = (HandlerParams) msg.obj; 1069 int idx = mPendingInstalls.size(); 1070 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1071 // If a bind was already initiated we dont really 1072 // need to do anything. The pending install 1073 // will be processed later on. 1074 if (!mBound) { 1075 // If this is the only one pending we might 1076 // have to bind to the service again. 1077 if (!connectToService()) { 1078 Slog.e(TAG, "Failed to bind to media container service"); 1079 params.serviceError(); 1080 return; 1081 } else { 1082 // Once we bind to the service, the first 1083 // pending request will be processed. 1084 mPendingInstalls.add(idx, params); 1085 } 1086 } else { 1087 mPendingInstalls.add(idx, params); 1088 // Already bound to the service. Just make 1089 // sure we trigger off processing the first request. 1090 if (idx == 0) { 1091 mHandler.sendEmptyMessage(MCS_BOUND); 1092 } 1093 } 1094 break; 1095 } 1096 case MCS_BOUND: { 1097 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1098 if (msg.obj != null) { 1099 mContainerService = (IMediaContainerService) msg.obj; 1100 } 1101 if (mContainerService == null) { 1102 // Something seriously wrong. Bail out 1103 Slog.e(TAG, "Cannot bind to media container service"); 1104 for (HandlerParams params : mPendingInstalls) { 1105 // Indicate service bind error 1106 params.serviceError(); 1107 } 1108 mPendingInstalls.clear(); 1109 } else if (mPendingInstalls.size() > 0) { 1110 HandlerParams params = mPendingInstalls.get(0); 1111 if (params != null) { 1112 if (params.startCopy()) { 1113 // We are done... look for more work or to 1114 // go idle. 1115 if (DEBUG_SD_INSTALL) Log.i(TAG, 1116 "Checking for more work or unbind..."); 1117 // Delete pending install 1118 if (mPendingInstalls.size() > 0) { 1119 mPendingInstalls.remove(0); 1120 } 1121 if (mPendingInstalls.size() == 0) { 1122 if (mBound) { 1123 if (DEBUG_SD_INSTALL) Log.i(TAG, 1124 "Posting delayed MCS_UNBIND"); 1125 removeMessages(MCS_UNBIND); 1126 Message ubmsg = obtainMessage(MCS_UNBIND); 1127 // Unbind after a little delay, to avoid 1128 // continual thrashing. 1129 sendMessageDelayed(ubmsg, 10000); 1130 } 1131 } else { 1132 // There are more pending requests in queue. 1133 // Just post MCS_BOUND message to trigger processing 1134 // of next pending install. 1135 if (DEBUG_SD_INSTALL) Log.i(TAG, 1136 "Posting MCS_BOUND for next work"); 1137 mHandler.sendEmptyMessage(MCS_BOUND); 1138 } 1139 } 1140 } 1141 } else { 1142 // Should never happen ideally. 1143 Slog.w(TAG, "Empty queue"); 1144 } 1145 break; 1146 } 1147 case MCS_RECONNECT: { 1148 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1149 if (mPendingInstalls.size() > 0) { 1150 if (mBound) { 1151 disconnectService(); 1152 } 1153 if (!connectToService()) { 1154 Slog.e(TAG, "Failed to bind to media container service"); 1155 for (HandlerParams params : mPendingInstalls) { 1156 // Indicate service bind error 1157 params.serviceError(); 1158 } 1159 mPendingInstalls.clear(); 1160 } 1161 } 1162 break; 1163 } 1164 case MCS_UNBIND: { 1165 // If there is no actual work left, then time to unbind. 1166 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1167 1168 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1169 if (mBound) { 1170 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1171 1172 disconnectService(); 1173 } 1174 } else if (mPendingInstalls.size() > 0) { 1175 // There are more pending requests in queue. 1176 // Just post MCS_BOUND message to trigger processing 1177 // of next pending install. 1178 mHandler.sendEmptyMessage(MCS_BOUND); 1179 } 1180 1181 break; 1182 } 1183 case MCS_GIVE_UP: { 1184 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1185 mPendingInstalls.remove(0); 1186 break; 1187 } 1188 case SEND_PENDING_BROADCAST: { 1189 String packages[]; 1190 ArrayList<String> components[]; 1191 int size = 0; 1192 int uids[]; 1193 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1194 synchronized (mPackages) { 1195 if (mPendingBroadcasts == null) { 1196 return; 1197 } 1198 size = mPendingBroadcasts.size(); 1199 if (size <= 0) { 1200 // Nothing to be done. Just return 1201 return; 1202 } 1203 packages = new String[size]; 1204 components = new ArrayList[size]; 1205 uids = new int[size]; 1206 int i = 0; // filling out the above arrays 1207 1208 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1209 int packageUserId = mPendingBroadcasts.userIdAt(n); 1210 Iterator<Map.Entry<String, ArrayList<String>>> it 1211 = mPendingBroadcasts.packagesForUserId(packageUserId) 1212 .entrySet().iterator(); 1213 while (it.hasNext() && i < size) { 1214 Map.Entry<String, ArrayList<String>> ent = it.next(); 1215 packages[i] = ent.getKey(); 1216 components[i] = ent.getValue(); 1217 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1218 uids[i] = (ps != null) 1219 ? UserHandle.getUid(packageUserId, ps.appId) 1220 : -1; 1221 i++; 1222 } 1223 } 1224 size = i; 1225 mPendingBroadcasts.clear(); 1226 } 1227 // Send broadcasts 1228 for (int i = 0; i < size; i++) { 1229 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1230 } 1231 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1232 break; 1233 } 1234 case START_CLEANING_PACKAGE: { 1235 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1236 final String packageName = (String)msg.obj; 1237 final int userId = msg.arg1; 1238 final boolean andCode = msg.arg2 != 0; 1239 synchronized (mPackages) { 1240 if (userId == UserHandle.USER_ALL) { 1241 int[] users = sUserManager.getUserIds(); 1242 for (int user : users) { 1243 mSettings.addPackageToCleanLPw( 1244 new PackageCleanItem(user, packageName, andCode)); 1245 } 1246 } else { 1247 mSettings.addPackageToCleanLPw( 1248 new PackageCleanItem(userId, packageName, andCode)); 1249 } 1250 } 1251 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1252 startCleaningPackages(); 1253 } break; 1254 case POST_INSTALL: { 1255 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1256 PostInstallData data = mRunningInstalls.get(msg.arg1); 1257 mRunningInstalls.delete(msg.arg1); 1258 boolean deleteOld = false; 1259 1260 if (data != null) { 1261 InstallArgs args = data.args; 1262 PackageInstalledInfo res = data.res; 1263 1264 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1265 res.removedInfo.sendBroadcast(false, true, false); 1266 Bundle extras = new Bundle(1); 1267 extras.putInt(Intent.EXTRA_UID, res.uid); 1268 1269 // Now that we successfully installed the package, grant runtime 1270 // permissions if requested before broadcasting the install. 1271 if ((args.installFlags 1272 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1273 grantRequestedRuntimePermissions(res.pkg, 1274 args.user.getIdentifier()); 1275 } 1276 1277 // Determine the set of users who are adding this 1278 // package for the first time vs. those who are seeing 1279 // an update. 1280 int[] firstUsers; 1281 int[] updateUsers = new int[0]; 1282 if (res.origUsers == null || res.origUsers.length == 0) { 1283 firstUsers = res.newUsers; 1284 } else { 1285 firstUsers = new int[0]; 1286 for (int i=0; i<res.newUsers.length; i++) { 1287 int user = res.newUsers[i]; 1288 boolean isNew = true; 1289 for (int j=0; j<res.origUsers.length; j++) { 1290 if (res.origUsers[j] == user) { 1291 isNew = false; 1292 break; 1293 } 1294 } 1295 if (isNew) { 1296 int[] newFirst = new int[firstUsers.length+1]; 1297 System.arraycopy(firstUsers, 0, newFirst, 0, 1298 firstUsers.length); 1299 newFirst[firstUsers.length] = user; 1300 firstUsers = newFirst; 1301 } else { 1302 int[] newUpdate = new int[updateUsers.length+1]; 1303 System.arraycopy(updateUsers, 0, newUpdate, 0, 1304 updateUsers.length); 1305 newUpdate[updateUsers.length] = user; 1306 updateUsers = newUpdate; 1307 } 1308 } 1309 } 1310 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1311 res.pkg.applicationInfo.packageName, 1312 extras, null, null, firstUsers); 1313 final boolean update = res.removedInfo.removedPackage != null; 1314 if (update) { 1315 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1316 } 1317 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1318 res.pkg.applicationInfo.packageName, 1319 extras, null, null, updateUsers); 1320 if (update) { 1321 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1322 res.pkg.applicationInfo.packageName, 1323 extras, null, null, updateUsers); 1324 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1325 null, null, 1326 res.pkg.applicationInfo.packageName, null, updateUsers); 1327 1328 // treat asec-hosted packages like removable media on upgrade 1329 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1330 if (DEBUG_INSTALL) { 1331 Slog.i(TAG, "upgrading pkg " + res.pkg 1332 + " is ASEC-hosted -> AVAILABLE"); 1333 } 1334 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1335 ArrayList<String> pkgList = new ArrayList<String>(1); 1336 pkgList.add(res.pkg.applicationInfo.packageName); 1337 sendResourcesChangedBroadcast(true, true, 1338 pkgList,uidArray, null); 1339 } 1340 } 1341 if (res.removedInfo.args != null) { 1342 // Remove the replaced package's older resources safely now 1343 deleteOld = true; 1344 } 1345 1346 // Log current value of "unknown sources" setting 1347 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1348 getUnknownSourcesSettings()); 1349 } 1350 // Force a gc to clear up things 1351 Runtime.getRuntime().gc(); 1352 // We delete after a gc for applications on sdcard. 1353 if (deleteOld) { 1354 synchronized (mInstallLock) { 1355 res.removedInfo.args.doPostDeleteLI(true); 1356 } 1357 } 1358 if (args.observer != null) { 1359 try { 1360 Bundle extras = extrasForInstallResult(res); 1361 args.observer.onPackageInstalled(res.name, res.returnCode, 1362 res.returnMsg, extras); 1363 } catch (RemoteException e) { 1364 Slog.i(TAG, "Observer no longer exists."); 1365 } 1366 } 1367 } else { 1368 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1369 } 1370 } break; 1371 case UPDATED_MEDIA_STATUS: { 1372 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1373 boolean reportStatus = msg.arg1 == 1; 1374 boolean doGc = msg.arg2 == 1; 1375 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1376 if (doGc) { 1377 // Force a gc to clear up stale containers. 1378 Runtime.getRuntime().gc(); 1379 } 1380 if (msg.obj != null) { 1381 @SuppressWarnings("unchecked") 1382 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1383 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1384 // Unload containers 1385 unloadAllContainers(args); 1386 } 1387 if (reportStatus) { 1388 try { 1389 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1390 PackageHelper.getMountService().finishMediaUpdate(); 1391 } catch (RemoteException e) { 1392 Log.e(TAG, "MountService not running?"); 1393 } 1394 } 1395 } break; 1396 case WRITE_SETTINGS: { 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1398 synchronized (mPackages) { 1399 removeMessages(WRITE_SETTINGS); 1400 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1401 mSettings.writeLPr(); 1402 mDirtyUsers.clear(); 1403 } 1404 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1405 } break; 1406 case WRITE_PACKAGE_RESTRICTIONS: { 1407 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1408 synchronized (mPackages) { 1409 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1410 for (int userId : mDirtyUsers) { 1411 mSettings.writePackageRestrictionsLPr(userId); 1412 } 1413 mDirtyUsers.clear(); 1414 } 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 } break; 1417 case CHECK_PENDING_VERIFICATION: { 1418 final int verificationId = msg.arg1; 1419 final PackageVerificationState state = mPendingVerification.get(verificationId); 1420 1421 if ((state != null) && !state.timeoutExtended()) { 1422 final InstallArgs args = state.getInstallArgs(); 1423 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1424 1425 Slog.i(TAG, "Verification timed out for " + originUri); 1426 mPendingVerification.remove(verificationId); 1427 1428 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1429 1430 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1431 Slog.i(TAG, "Continuing with installation of " + originUri); 1432 state.setVerifierResponse(Binder.getCallingUid(), 1433 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1434 broadcastPackageVerified(verificationId, originUri, 1435 PackageManager.VERIFICATION_ALLOW, 1436 state.getInstallArgs().getUser()); 1437 try { 1438 ret = args.copyApk(mContainerService, true); 1439 } catch (RemoteException e) { 1440 Slog.e(TAG, "Could not contact the ContainerService"); 1441 } 1442 } else { 1443 broadcastPackageVerified(verificationId, originUri, 1444 PackageManager.VERIFICATION_REJECT, 1445 state.getInstallArgs().getUser()); 1446 } 1447 1448 processPendingInstall(args, ret); 1449 mHandler.sendEmptyMessage(MCS_UNBIND); 1450 } 1451 break; 1452 } 1453 case PACKAGE_VERIFIED: { 1454 final int verificationId = msg.arg1; 1455 1456 final PackageVerificationState state = mPendingVerification.get(verificationId); 1457 if (state == null) { 1458 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1459 break; 1460 } 1461 1462 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1463 1464 state.setVerifierResponse(response.callerUid, response.code); 1465 1466 if (state.isVerificationComplete()) { 1467 mPendingVerification.remove(verificationId); 1468 1469 final InstallArgs args = state.getInstallArgs(); 1470 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1471 1472 int ret; 1473 if (state.isInstallAllowed()) { 1474 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1475 broadcastPackageVerified(verificationId, originUri, 1476 response.code, state.getInstallArgs().getUser()); 1477 try { 1478 ret = args.copyApk(mContainerService, true); 1479 } catch (RemoteException e) { 1480 Slog.e(TAG, "Could not contact the ContainerService"); 1481 } 1482 } else { 1483 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1484 } 1485 1486 processPendingInstall(args, ret); 1487 1488 mHandler.sendEmptyMessage(MCS_UNBIND); 1489 } 1490 1491 break; 1492 } 1493 case START_INTENT_FILTER_VERIFICATIONS: { 1494 int userId = msg.arg1; 1495 int verifierUid = msg.arg2; 1496 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1497 1498 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1499 break; 1500 } 1501 case INTENT_FILTER_VERIFIED: { 1502 final int verificationId = msg.arg1; 1503 1504 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1505 verificationId); 1506 if (state == null) { 1507 Slog.w(TAG, "Invalid IntentFilter verification token " 1508 + verificationId + " received"); 1509 break; 1510 } 1511 1512 final int userId = state.getUserId(); 1513 1514 Slog.d(TAG, "Processing IntentFilter verification with token:" 1515 + verificationId + " and userId:" + userId); 1516 1517 final IntentFilterVerificationResponse response = 1518 (IntentFilterVerificationResponse) msg.obj; 1519 1520 state.setVerifierResponse(response.callerUid, response.code); 1521 1522 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1523 + " and userId:" + userId 1524 + " is settings verifier response with response code:" 1525 + response.code); 1526 1527 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1528 Slog.d(TAG, "Domains failing verification: " 1529 + response.getFailedDomainsString()); 1530 } 1531 1532 if (state.isVerificationComplete()) { 1533 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1534 } else { 1535 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1536 + " was not said to be complete"); 1537 } 1538 1539 break; 1540 } 1541 } 1542 } 1543 } 1544 1545 private StorageEventListener mStorageListener = new StorageEventListener() { 1546 @Override 1547 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1548 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1549 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1550 // TODO: ensure that private directories exist for all active users 1551 // TODO: remove user data whose serial number doesn't match 1552 loadPrivatePackages(vol); 1553 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1554 unloadPrivatePackages(vol); 1555 } 1556 } 1557 1558 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1559 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1560 updateExternalMediaStatus(true, false); 1561 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1562 updateExternalMediaStatus(false, false); 1563 } 1564 } 1565 } 1566 1567 @Override 1568 public void onVolumeForgotten(String fsUuid) { 1569 // TODO: remove all packages hosted on this uuid 1570 } 1571 }; 1572 1573 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1574 if (userId >= UserHandle.USER_OWNER) { 1575 grantRequestedRuntimePermissionsForUser(pkg, userId); 1576 } else if (userId == UserHandle.USER_ALL) { 1577 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1578 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1579 } 1580 } 1581 } 1582 1583 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1584 SettingBase sb = (SettingBase) pkg.mExtras; 1585 if (sb == null) { 1586 return; 1587 } 1588 1589 PermissionsState permissionsState = sb.getPermissionsState(); 1590 1591 for (String permission : pkg.requestedPermissions) { 1592 BasePermission bp = mSettings.mPermissions.get(permission); 1593 if (bp != null && bp.isRuntime()) { 1594 permissionsState.grantRuntimePermission(bp, userId); 1595 } 1596 } 1597 } 1598 1599 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1600 Bundle extras = null; 1601 switch (res.returnCode) { 1602 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1603 extras = new Bundle(); 1604 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1605 res.origPermission); 1606 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1607 res.origPackage); 1608 break; 1609 } 1610 case PackageManager.INSTALL_SUCCEEDED: { 1611 extras = new Bundle(); 1612 extras.putBoolean(Intent.EXTRA_REPLACING, 1613 res.removedInfo != null && res.removedInfo.removedPackage != null); 1614 break; 1615 } 1616 } 1617 return extras; 1618 } 1619 1620 void scheduleWriteSettingsLocked() { 1621 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1622 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1623 } 1624 } 1625 1626 void scheduleWritePackageRestrictionsLocked(int userId) { 1627 if (!sUserManager.exists(userId)) return; 1628 mDirtyUsers.add(userId); 1629 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1630 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1631 } 1632 } 1633 1634 public static PackageManagerService main(Context context, Installer installer, 1635 boolean factoryTest, boolean onlyCore) { 1636 PackageManagerService m = new PackageManagerService(context, installer, 1637 factoryTest, onlyCore); 1638 ServiceManager.addService("package", m); 1639 return m; 1640 } 1641 1642 static String[] splitString(String str, char sep) { 1643 int count = 1; 1644 int i = 0; 1645 while ((i=str.indexOf(sep, i)) >= 0) { 1646 count++; 1647 i++; 1648 } 1649 1650 String[] res = new String[count]; 1651 i=0; 1652 count = 0; 1653 int lastI=0; 1654 while ((i=str.indexOf(sep, i)) >= 0) { 1655 res[count] = str.substring(lastI, i); 1656 count++; 1657 i++; 1658 lastI = i; 1659 } 1660 res[count] = str.substring(lastI, str.length()); 1661 return res; 1662 } 1663 1664 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1665 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1666 Context.DISPLAY_SERVICE); 1667 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1668 } 1669 1670 public PackageManagerService(Context context, Installer installer, 1671 boolean factoryTest, boolean onlyCore) { 1672 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1673 SystemClock.uptimeMillis()); 1674 1675 if (mSdkVersion <= 0) { 1676 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1677 } 1678 1679 mContext = context; 1680 mFactoryTest = factoryTest; 1681 mOnlyCore = onlyCore; 1682 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1683 mMetrics = new DisplayMetrics(); 1684 mSettings = new Settings(mPackages); 1685 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1686 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1687 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1688 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1689 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1690 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1691 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1692 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1693 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1694 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1695 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1696 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1697 1698 // TODO: add a property to control this? 1699 long dexOptLRUThresholdInMinutes; 1700 if (mLazyDexOpt) { 1701 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1702 } else { 1703 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1704 } 1705 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1706 1707 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1708 if (separateProcesses != null && separateProcesses.length() > 0) { 1709 if ("*".equals(separateProcesses)) { 1710 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1711 mSeparateProcesses = null; 1712 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1713 } else { 1714 mDefParseFlags = 0; 1715 mSeparateProcesses = separateProcesses.split(","); 1716 Slog.w(TAG, "Running with debug.separate_processes: " 1717 + separateProcesses); 1718 } 1719 } else { 1720 mDefParseFlags = 0; 1721 mSeparateProcesses = null; 1722 } 1723 1724 mInstaller = installer; 1725 mPackageDexOptimizer = new PackageDexOptimizer(this); 1726 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1727 1728 getDefaultDisplayMetrics(context, mMetrics); 1729 1730 SystemConfig systemConfig = SystemConfig.getInstance(); 1731 mGlobalGids = systemConfig.getGlobalGids(); 1732 mSystemPermissions = systemConfig.getSystemPermissions(); 1733 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1734 1735 synchronized (mInstallLock) { 1736 // writer 1737 synchronized (mPackages) { 1738 mHandlerThread = new ServiceThread(TAG, 1739 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1740 mHandlerThread.start(); 1741 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1742 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1743 1744 File dataDir = Environment.getDataDirectory(); 1745 mAppDataDir = new File(dataDir, "data"); 1746 mAppInstallDir = new File(dataDir, "app"); 1747 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1748 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1749 mUserAppDataDir = new File(dataDir, "user"); 1750 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1751 1752 sUserManager = new UserManagerService(context, this, 1753 mInstallLock, mPackages); 1754 1755 // Propagate permission configuration in to package manager. 1756 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1757 = systemConfig.getPermissions(); 1758 for (int i=0; i<permConfig.size(); i++) { 1759 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1760 BasePermission bp = mSettings.mPermissions.get(perm.name); 1761 if (bp == null) { 1762 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1763 mSettings.mPermissions.put(perm.name, bp); 1764 } 1765 if (perm.gids != null) { 1766 bp.setGids(perm.gids, perm.perUser); 1767 } 1768 } 1769 1770 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1771 for (int i=0; i<libConfig.size(); i++) { 1772 mSharedLibraries.put(libConfig.keyAt(i), 1773 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1774 } 1775 1776 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1777 1778 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1779 mSdkVersion, mOnlyCore); 1780 1781 String customResolverActivity = Resources.getSystem().getString( 1782 R.string.config_customResolverActivity); 1783 if (TextUtils.isEmpty(customResolverActivity)) { 1784 customResolverActivity = null; 1785 } else { 1786 mCustomResolverComponentName = ComponentName.unflattenFromString( 1787 customResolverActivity); 1788 } 1789 1790 long startTime = SystemClock.uptimeMillis(); 1791 1792 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1793 startTime); 1794 1795 // Set flag to monitor and not change apk file paths when 1796 // scanning install directories. 1797 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1798 1799 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1800 1801 /** 1802 * Add everything in the in the boot class path to the 1803 * list of process files because dexopt will have been run 1804 * if necessary during zygote startup. 1805 */ 1806 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1807 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1808 1809 if (bootClassPath != null) { 1810 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1811 for (String element : bootClassPathElements) { 1812 alreadyDexOpted.add(element); 1813 } 1814 } else { 1815 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1816 } 1817 1818 if (systemServerClassPath != null) { 1819 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1820 for (String element : systemServerClassPathElements) { 1821 alreadyDexOpted.add(element); 1822 } 1823 } else { 1824 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1825 } 1826 1827 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1828 final String[] dexCodeInstructionSets = 1829 getDexCodeInstructionSets( 1830 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1831 1832 /** 1833 * Ensure all external libraries have had dexopt run on them. 1834 */ 1835 if (mSharedLibraries.size() > 0) { 1836 // NOTE: For now, we're compiling these system "shared libraries" 1837 // (and framework jars) into all available architectures. It's possible 1838 // to compile them only when we come across an app that uses them (there's 1839 // already logic for that in scanPackageLI) but that adds some complexity. 1840 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1841 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1842 final String lib = libEntry.path; 1843 if (lib == null) { 1844 continue; 1845 } 1846 1847 try { 1848 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1849 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1850 alreadyDexOpted.add(lib); 1851 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1852 } 1853 } catch (FileNotFoundException e) { 1854 Slog.w(TAG, "Library not found: " + lib); 1855 } catch (IOException e) { 1856 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1857 + e.getMessage()); 1858 } 1859 } 1860 } 1861 } 1862 1863 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1864 1865 // Gross hack for now: we know this file doesn't contain any 1866 // code, so don't dexopt it to avoid the resulting log spew. 1867 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1868 1869 // Gross hack for now: we know this file is only part of 1870 // the boot class path for art, so don't dexopt it to 1871 // avoid the resulting log spew. 1872 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1873 1874 /** 1875 * And there are a number of commands implemented in Java, which 1876 * we currently need to do the dexopt on so that they can be 1877 * run from a non-root shell. 1878 */ 1879 String[] frameworkFiles = frameworkDir.list(); 1880 if (frameworkFiles != null) { 1881 // TODO: We could compile these only for the most preferred ABI. We should 1882 // first double check that the dex files for these commands are not referenced 1883 // by other system apps. 1884 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1885 for (int i=0; i<frameworkFiles.length; i++) { 1886 File libPath = new File(frameworkDir, frameworkFiles[i]); 1887 String path = libPath.getPath(); 1888 // Skip the file if we already did it. 1889 if (alreadyDexOpted.contains(path)) { 1890 continue; 1891 } 1892 // Skip the file if it is not a type we want to dexopt. 1893 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1894 continue; 1895 } 1896 try { 1897 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1898 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1899 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1900 } 1901 } catch (FileNotFoundException e) { 1902 Slog.w(TAG, "Jar not found: " + path); 1903 } catch (IOException e) { 1904 Slog.w(TAG, "Exception reading jar: " + path, e); 1905 } 1906 } 1907 } 1908 } 1909 1910 // Collect vendor overlay packages. 1911 // (Do this before scanning any apps.) 1912 // For security and version matching reason, only consider 1913 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1914 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1915 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1916 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1917 1918 // Find base frameworks (resource packages without code). 1919 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1920 | PackageParser.PARSE_IS_SYSTEM_DIR 1921 | PackageParser.PARSE_IS_PRIVILEGED, 1922 scanFlags | SCAN_NO_DEX, 0); 1923 1924 // Collected privileged system packages. 1925 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1926 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1927 | PackageParser.PARSE_IS_SYSTEM_DIR 1928 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1929 1930 // Collect ordinary system packages. 1931 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1932 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1933 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1934 1935 // Collect all vendor packages. 1936 File vendorAppDir = new File("/vendor/app"); 1937 try { 1938 vendorAppDir = vendorAppDir.getCanonicalFile(); 1939 } catch (IOException e) { 1940 // failed to look up canonical path, continue with original one 1941 } 1942 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1943 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1944 1945 // Collect all OEM packages. 1946 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1947 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1948 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1949 1950 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1951 mInstaller.moveFiles(); 1952 1953 // Prune any system packages that no longer exist. 1954 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1955 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1956 if (!mOnlyCore) { 1957 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1958 while (psit.hasNext()) { 1959 PackageSetting ps = psit.next(); 1960 1961 /* 1962 * If this is not a system app, it can't be a 1963 * disable system app. 1964 */ 1965 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1966 continue; 1967 } 1968 1969 /* 1970 * If the package is scanned, it's not erased. 1971 */ 1972 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1973 if (scannedPkg != null) { 1974 /* 1975 * If the system app is both scanned and in the 1976 * disabled packages list, then it must have been 1977 * added via OTA. Remove it from the currently 1978 * scanned package so the previously user-installed 1979 * application can be scanned. 1980 */ 1981 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1982 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1983 + ps.name + "; removing system app. Last known codePath=" 1984 + ps.codePathString + ", installStatus=" + ps.installStatus 1985 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1986 + scannedPkg.mVersionCode); 1987 removePackageLI(ps, true); 1988 expectingBetter.put(ps.name, ps.codePath); 1989 } 1990 1991 continue; 1992 } 1993 1994 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1995 psit.remove(); 1996 logCriticalInfo(Log.WARN, "System package " + ps.name 1997 + " no longer exists; wiping its data"); 1998 removeDataDirsLI(null, ps.name); 1999 } else { 2000 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2001 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2002 possiblyDeletedUpdatedSystemApps.add(ps.name); 2003 } 2004 } 2005 } 2006 } 2007 2008 //look for any incomplete package installations 2009 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2010 //clean up list 2011 for(int i = 0; i < deletePkgsList.size(); i++) { 2012 //clean up here 2013 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2014 } 2015 //delete tmp files 2016 deleteTempPackageFiles(); 2017 2018 // Remove any shared userIDs that have no associated packages 2019 mSettings.pruneSharedUsersLPw(); 2020 2021 if (!mOnlyCore) { 2022 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2023 SystemClock.uptimeMillis()); 2024 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2025 2026 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2027 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2028 2029 /** 2030 * Remove disable package settings for any updated system 2031 * apps that were removed via an OTA. If they're not a 2032 * previously-updated app, remove them completely. 2033 * Otherwise, just revoke their system-level permissions. 2034 */ 2035 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2036 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2037 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2038 2039 String msg; 2040 if (deletedPkg == null) { 2041 msg = "Updated system package " + deletedAppName 2042 + " no longer exists; wiping its data"; 2043 removeDataDirsLI(null, deletedAppName); 2044 } else { 2045 msg = "Updated system app + " + deletedAppName 2046 + " no longer present; removing system privileges for " 2047 + deletedAppName; 2048 2049 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2050 2051 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2052 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2053 } 2054 logCriticalInfo(Log.WARN, msg); 2055 } 2056 2057 /** 2058 * Make sure all system apps that we expected to appear on 2059 * the userdata partition actually showed up. If they never 2060 * appeared, crawl back and revive the system version. 2061 */ 2062 for (int i = 0; i < expectingBetter.size(); i++) { 2063 final String packageName = expectingBetter.keyAt(i); 2064 if (!mPackages.containsKey(packageName)) { 2065 final File scanFile = expectingBetter.valueAt(i); 2066 2067 logCriticalInfo(Log.WARN, "Expected better " + packageName 2068 + " but never showed up; reverting to system"); 2069 2070 final int reparseFlags; 2071 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2072 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2073 | PackageParser.PARSE_IS_SYSTEM_DIR 2074 | PackageParser.PARSE_IS_PRIVILEGED; 2075 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2076 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2077 | PackageParser.PARSE_IS_SYSTEM_DIR; 2078 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2079 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2080 | PackageParser.PARSE_IS_SYSTEM_DIR; 2081 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2082 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2083 | PackageParser.PARSE_IS_SYSTEM_DIR; 2084 } else { 2085 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2086 continue; 2087 } 2088 2089 mSettings.enableSystemPackageLPw(packageName); 2090 2091 try { 2092 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2093 } catch (PackageManagerException e) { 2094 Slog.e(TAG, "Failed to parse original system package: " 2095 + e.getMessage()); 2096 } 2097 } 2098 } 2099 } 2100 2101 // Now that we know all of the shared libraries, update all clients to have 2102 // the correct library paths. 2103 updateAllSharedLibrariesLPw(); 2104 2105 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2106 // NOTE: We ignore potential failures here during a system scan (like 2107 // the rest of the commands above) because there's precious little we 2108 // can do about it. A settings error is reported, though. 2109 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2110 false /* force dexopt */, false /* defer dexopt */); 2111 } 2112 2113 // Now that we know all the packages we are keeping, 2114 // read and update their last usage times. 2115 mPackageUsage.readLP(); 2116 2117 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2118 SystemClock.uptimeMillis()); 2119 Slog.i(TAG, "Time to scan packages: " 2120 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2121 + " seconds"); 2122 2123 // If the platform SDK has changed since the last time we booted, 2124 // we need to re-grant app permission to catch any new ones that 2125 // appear. This is really a hack, and means that apps can in some 2126 // cases get permissions that the user didn't initially explicitly 2127 // allow... it would be nice to have some better way to handle 2128 // this situation. 2129 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2130 != mSdkVersion; 2131 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2132 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2133 + "; regranting permissions for internal storage"); 2134 mSettings.mInternalSdkPlatform = mSdkVersion; 2135 2136 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2137 | (regrantPermissions 2138 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2139 : 0)); 2140 2141 // If this is the first boot, and it is a normal boot, then 2142 // we need to initialize the default preferred apps. 2143 if (!mRestoredSettings && !onlyCore) { 2144 mSettings.readDefaultPreferredAppsLPw(this, 0); 2145 } 2146 2147 // If this is first boot after an OTA, and a normal boot, then 2148 // we need to clear code cache directories. 2149 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2150 if (mIsUpgrade && !onlyCore) { 2151 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2152 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2153 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2154 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2155 } 2156 mSettings.mFingerprint = Build.FINGERPRINT; 2157 } 2158 2159 primeDomainVerificationsLPw(false); 2160 checkDefaultBrowser(); 2161 2162 // All the changes are done during package scanning. 2163 mSettings.updateInternalDatabaseVersion(); 2164 2165 // can downgrade to reader 2166 mSettings.writeLPr(); 2167 2168 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2169 SystemClock.uptimeMillis()); 2170 2171 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2172 2173 mInstallerService = new PackageInstallerService(context, this); 2174 2175 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2176 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2177 mIntentFilterVerifierComponent); 2178 2179 } // synchronized (mPackages) 2180 } // synchronized (mInstallLock) 2181 2182 // Now after opening every single application zip, make sure they 2183 // are all flushed. Not really needed, but keeps things nice and 2184 // tidy. 2185 Runtime.getRuntime().gc(); 2186 } 2187 2188 @Override 2189 public boolean isFirstBoot() { 2190 return !mRestoredSettings; 2191 } 2192 2193 @Override 2194 public boolean isOnlyCoreApps() { 2195 return mOnlyCore; 2196 } 2197 2198 @Override 2199 public boolean isUpgrade() { 2200 return mIsUpgrade; 2201 } 2202 2203 private String getRequiredVerifierLPr() { 2204 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2205 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2206 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2207 2208 String requiredVerifier = null; 2209 2210 final int N = receivers.size(); 2211 for (int i = 0; i < N; i++) { 2212 final ResolveInfo info = receivers.get(i); 2213 2214 if (info.activityInfo == null) { 2215 continue; 2216 } 2217 2218 final String packageName = info.activityInfo.packageName; 2219 2220 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2221 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2222 continue; 2223 } 2224 2225 if (requiredVerifier != null) { 2226 throw new RuntimeException("There can be only one required verifier"); 2227 } 2228 2229 requiredVerifier = packageName; 2230 } 2231 2232 return requiredVerifier; 2233 } 2234 2235 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2236 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2237 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2238 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2239 2240 ComponentName verifierComponentName = null; 2241 2242 int priority = -1000; 2243 final int N = receivers.size(); 2244 for (int i = 0; i < N; i++) { 2245 final ResolveInfo info = receivers.get(i); 2246 2247 if (info.activityInfo == null) { 2248 continue; 2249 } 2250 2251 final String packageName = info.activityInfo.packageName; 2252 2253 final PackageSetting ps = mSettings.mPackages.get(packageName); 2254 if (ps == null) { 2255 continue; 2256 } 2257 2258 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2259 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2260 continue; 2261 } 2262 2263 // Select the IntentFilterVerifier with the highest priority 2264 if (priority < info.priority) { 2265 priority = info.priority; 2266 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2267 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2268 " with priority: " + info.priority); 2269 } 2270 } 2271 2272 return verifierComponentName; 2273 } 2274 2275 private void primeDomainVerificationsLPw(boolean logging) { 2276 Slog.d(TAG, "Start priming domain verifications"); 2277 boolean updated = false; 2278 ArraySet<String> allHostsSet = new ArraySet<>(); 2279 for (PackageParser.Package pkg : mPackages.values()) { 2280 final String packageName = pkg.packageName; 2281 if (!hasDomainURLs(pkg)) { 2282 if (logging) { 2283 Slog.d(TAG, "No priming domain verifications for " + 2284 "package with no domain URLs: " + packageName); 2285 } 2286 continue; 2287 } 2288 if (!pkg.isSystemApp()) { 2289 if (logging) { 2290 Slog.d(TAG, "No priming domain verifications for a non system package : " + 2291 packageName); 2292 } 2293 continue; 2294 } 2295 for (PackageParser.Activity a : pkg.activities) { 2296 for (ActivityIntentInfo filter : a.intents) { 2297 if (hasValidDomains(filter, false)) { 2298 allHostsSet.addAll(filter.getHostsList()); 2299 } 2300 } 2301 } 2302 if (allHostsSet.size() == 0) { 2303 allHostsSet.add("*"); 2304 } 2305 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2306 IntentFilterVerificationInfo ivi = 2307 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2308 if (ivi != null) { 2309 // We will always log this 2310 Slog.d(TAG, "Priming domain verifications for package: " + packageName + 2311 " with hosts:" + ivi.getDomainsString()); 2312 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2313 updated = true; 2314 } 2315 else { 2316 if (logging) { 2317 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2318 } 2319 } 2320 allHostsSet.clear(); 2321 } 2322 if (updated) { 2323 if (logging) { 2324 Slog.d(TAG, "Will need to write primed domain verifications"); 2325 } 2326 } 2327 Slog.d(TAG, "End priming domain verifications"); 2328 } 2329 2330 private void checkDefaultBrowser() { 2331 final int myUserId = UserHandle.myUserId(); 2332 final String packageName = getDefaultBrowserPackageName(myUserId); 2333 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2334 if (info == null) { 2335 Slog.w(TAG, "Clearing default Browser as its package is no more installed: " + 2336 packageName); 2337 setDefaultBrowserPackageName(null, myUserId); 2338 } 2339 } 2340 2341 @Override 2342 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2343 throws RemoteException { 2344 try { 2345 return super.onTransact(code, data, reply, flags); 2346 } catch (RuntimeException e) { 2347 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2348 Slog.wtf(TAG, "Package Manager Crash", e); 2349 } 2350 throw e; 2351 } 2352 } 2353 2354 void cleanupInstallFailedPackage(PackageSetting ps) { 2355 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2356 2357 removeDataDirsLI(ps.volumeUuid, ps.name); 2358 if (ps.codePath != null) { 2359 if (ps.codePath.isDirectory()) { 2360 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2361 } else { 2362 ps.codePath.delete(); 2363 } 2364 } 2365 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2366 if (ps.resourcePath.isDirectory()) { 2367 FileUtils.deleteContents(ps.resourcePath); 2368 } 2369 ps.resourcePath.delete(); 2370 } 2371 mSettings.removePackageLPw(ps.name); 2372 } 2373 2374 static int[] appendInts(int[] cur, int[] add) { 2375 if (add == null) return cur; 2376 if (cur == null) return add; 2377 final int N = add.length; 2378 for (int i=0; i<N; i++) { 2379 cur = appendInt(cur, add[i]); 2380 } 2381 return cur; 2382 } 2383 2384 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2385 if (!sUserManager.exists(userId)) return null; 2386 final PackageSetting ps = (PackageSetting) p.mExtras; 2387 if (ps == null) { 2388 return null; 2389 } 2390 2391 final PermissionsState permissionsState = ps.getPermissionsState(); 2392 2393 final int[] gids = permissionsState.computeGids(userId); 2394 final Set<String> permissions = permissionsState.getPermissions(userId); 2395 final PackageUserState state = ps.readUserState(userId); 2396 2397 return PackageParser.generatePackageInfo(p, gids, flags, 2398 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2399 } 2400 2401 @Override 2402 public boolean isPackageFrozen(String packageName) { 2403 synchronized (mPackages) { 2404 final PackageSetting ps = mSettings.mPackages.get(packageName); 2405 if (ps != null) { 2406 return ps.frozen; 2407 } 2408 } 2409 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2410 return true; 2411 } 2412 2413 @Override 2414 public boolean isPackageAvailable(String packageName, int userId) { 2415 if (!sUserManager.exists(userId)) return false; 2416 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2417 synchronized (mPackages) { 2418 PackageParser.Package p = mPackages.get(packageName); 2419 if (p != null) { 2420 final PackageSetting ps = (PackageSetting) p.mExtras; 2421 if (ps != null) { 2422 final PackageUserState state = ps.readUserState(userId); 2423 if (state != null) { 2424 return PackageParser.isAvailable(state); 2425 } 2426 } 2427 } 2428 } 2429 return false; 2430 } 2431 2432 @Override 2433 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2434 if (!sUserManager.exists(userId)) return null; 2435 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2436 // reader 2437 synchronized (mPackages) { 2438 PackageParser.Package p = mPackages.get(packageName); 2439 if (DEBUG_PACKAGE_INFO) 2440 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2441 if (p != null) { 2442 return generatePackageInfo(p, flags, userId); 2443 } 2444 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2445 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2446 } 2447 } 2448 return null; 2449 } 2450 2451 @Override 2452 public String[] currentToCanonicalPackageNames(String[] names) { 2453 String[] out = new String[names.length]; 2454 // reader 2455 synchronized (mPackages) { 2456 for (int i=names.length-1; i>=0; i--) { 2457 PackageSetting ps = mSettings.mPackages.get(names[i]); 2458 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2459 } 2460 } 2461 return out; 2462 } 2463 2464 @Override 2465 public String[] canonicalToCurrentPackageNames(String[] names) { 2466 String[] out = new String[names.length]; 2467 // reader 2468 synchronized (mPackages) { 2469 for (int i=names.length-1; i>=0; i--) { 2470 String cur = mSettings.mRenamedPackages.get(names[i]); 2471 out[i] = cur != null ? cur : names[i]; 2472 } 2473 } 2474 return out; 2475 } 2476 2477 @Override 2478 public int getPackageUid(String packageName, int userId) { 2479 if (!sUserManager.exists(userId)) return -1; 2480 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2481 2482 // reader 2483 synchronized (mPackages) { 2484 PackageParser.Package p = mPackages.get(packageName); 2485 if(p != null) { 2486 return UserHandle.getUid(userId, p.applicationInfo.uid); 2487 } 2488 PackageSetting ps = mSettings.mPackages.get(packageName); 2489 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2490 return -1; 2491 } 2492 p = ps.pkg; 2493 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2494 } 2495 } 2496 2497 @Override 2498 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2499 if (!sUserManager.exists(userId)) { 2500 return null; 2501 } 2502 2503 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2504 "getPackageGids"); 2505 2506 // reader 2507 synchronized (mPackages) { 2508 PackageParser.Package p = mPackages.get(packageName); 2509 if (DEBUG_PACKAGE_INFO) { 2510 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2511 } 2512 if (p != null) { 2513 PackageSetting ps = (PackageSetting) p.mExtras; 2514 return ps.getPermissionsState().computeGids(userId); 2515 } 2516 } 2517 2518 return null; 2519 } 2520 2521 static PermissionInfo generatePermissionInfo( 2522 BasePermission bp, int flags) { 2523 if (bp.perm != null) { 2524 return PackageParser.generatePermissionInfo(bp.perm, flags); 2525 } 2526 PermissionInfo pi = new PermissionInfo(); 2527 pi.name = bp.name; 2528 pi.packageName = bp.sourcePackage; 2529 pi.nonLocalizedLabel = bp.name; 2530 pi.protectionLevel = bp.protectionLevel; 2531 return pi; 2532 } 2533 2534 @Override 2535 public PermissionInfo getPermissionInfo(String name, int flags) { 2536 // reader 2537 synchronized (mPackages) { 2538 final BasePermission p = mSettings.mPermissions.get(name); 2539 if (p != null) { 2540 return generatePermissionInfo(p, flags); 2541 } 2542 return null; 2543 } 2544 } 2545 2546 @Override 2547 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2548 // reader 2549 synchronized (mPackages) { 2550 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2551 for (BasePermission p : mSettings.mPermissions.values()) { 2552 if (group == null) { 2553 if (p.perm == null || p.perm.info.group == null) { 2554 out.add(generatePermissionInfo(p, flags)); 2555 } 2556 } else { 2557 if (p.perm != null && group.equals(p.perm.info.group)) { 2558 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2559 } 2560 } 2561 } 2562 2563 if (out.size() > 0) { 2564 return out; 2565 } 2566 return mPermissionGroups.containsKey(group) ? out : null; 2567 } 2568 } 2569 2570 @Override 2571 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2572 // reader 2573 synchronized (mPackages) { 2574 return PackageParser.generatePermissionGroupInfo( 2575 mPermissionGroups.get(name), flags); 2576 } 2577 } 2578 2579 @Override 2580 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2581 // reader 2582 synchronized (mPackages) { 2583 final int N = mPermissionGroups.size(); 2584 ArrayList<PermissionGroupInfo> out 2585 = new ArrayList<PermissionGroupInfo>(N); 2586 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2587 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2588 } 2589 return out; 2590 } 2591 } 2592 2593 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2594 int userId) { 2595 if (!sUserManager.exists(userId)) return null; 2596 PackageSetting ps = mSettings.mPackages.get(packageName); 2597 if (ps != null) { 2598 if (ps.pkg == null) { 2599 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2600 flags, userId); 2601 if (pInfo != null) { 2602 return pInfo.applicationInfo; 2603 } 2604 return null; 2605 } 2606 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2607 ps.readUserState(userId), userId); 2608 } 2609 return null; 2610 } 2611 2612 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2613 int userId) { 2614 if (!sUserManager.exists(userId)) return null; 2615 PackageSetting ps = mSettings.mPackages.get(packageName); 2616 if (ps != null) { 2617 PackageParser.Package pkg = ps.pkg; 2618 if (pkg == null) { 2619 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2620 return null; 2621 } 2622 // Only data remains, so we aren't worried about code paths 2623 pkg = new PackageParser.Package(packageName); 2624 pkg.applicationInfo.packageName = packageName; 2625 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2626 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2627 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2628 packageName, userId).getAbsolutePath(); 2629 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2630 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2631 } 2632 return generatePackageInfo(pkg, flags, userId); 2633 } 2634 return null; 2635 } 2636 2637 @Override 2638 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2639 if (!sUserManager.exists(userId)) return null; 2640 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2641 // writer 2642 synchronized (mPackages) { 2643 PackageParser.Package p = mPackages.get(packageName); 2644 if (DEBUG_PACKAGE_INFO) Log.v( 2645 TAG, "getApplicationInfo " + packageName 2646 + ": " + p); 2647 if (p != null) { 2648 PackageSetting ps = mSettings.mPackages.get(packageName); 2649 if (ps == null) return null; 2650 // Note: isEnabledLP() does not apply here - always return info 2651 return PackageParser.generateApplicationInfo( 2652 p, flags, ps.readUserState(userId), userId); 2653 } 2654 if ("android".equals(packageName)||"system".equals(packageName)) { 2655 return mAndroidApplication; 2656 } 2657 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2658 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2659 } 2660 } 2661 return null; 2662 } 2663 2664 @Override 2665 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2666 final IPackageDataObserver observer) { 2667 mContext.enforceCallingOrSelfPermission( 2668 android.Manifest.permission.CLEAR_APP_CACHE, null); 2669 // Queue up an async operation since clearing cache may take a little while. 2670 mHandler.post(new Runnable() { 2671 public void run() { 2672 mHandler.removeCallbacks(this); 2673 int retCode = -1; 2674 synchronized (mInstallLock) { 2675 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2676 if (retCode < 0) { 2677 Slog.w(TAG, "Couldn't clear application caches"); 2678 } 2679 } 2680 if (observer != null) { 2681 try { 2682 observer.onRemoveCompleted(null, (retCode >= 0)); 2683 } catch (RemoteException e) { 2684 Slog.w(TAG, "RemoveException when invoking call back"); 2685 } 2686 } 2687 } 2688 }); 2689 } 2690 2691 @Override 2692 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2693 final IntentSender pi) { 2694 mContext.enforceCallingOrSelfPermission( 2695 android.Manifest.permission.CLEAR_APP_CACHE, null); 2696 // Queue up an async operation since clearing cache may take a little while. 2697 mHandler.post(new Runnable() { 2698 public void run() { 2699 mHandler.removeCallbacks(this); 2700 int retCode = -1; 2701 synchronized (mInstallLock) { 2702 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2703 if (retCode < 0) { 2704 Slog.w(TAG, "Couldn't clear application caches"); 2705 } 2706 } 2707 if(pi != null) { 2708 try { 2709 // Callback via pending intent 2710 int code = (retCode >= 0) ? 1 : 0; 2711 pi.sendIntent(null, code, null, 2712 null, null); 2713 } catch (SendIntentException e1) { 2714 Slog.i(TAG, "Failed to send pending intent"); 2715 } 2716 } 2717 } 2718 }); 2719 } 2720 2721 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2722 synchronized (mInstallLock) { 2723 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2724 throw new IOException("Failed to free enough space"); 2725 } 2726 } 2727 } 2728 2729 @Override 2730 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2731 if (!sUserManager.exists(userId)) return null; 2732 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2733 synchronized (mPackages) { 2734 PackageParser.Activity a = mActivities.mActivities.get(component); 2735 2736 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2737 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2738 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2739 if (ps == null) return null; 2740 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2741 userId); 2742 } 2743 if (mResolveComponentName.equals(component)) { 2744 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2745 new PackageUserState(), userId); 2746 } 2747 } 2748 return null; 2749 } 2750 2751 @Override 2752 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2753 String resolvedType) { 2754 synchronized (mPackages) { 2755 PackageParser.Activity a = mActivities.mActivities.get(component); 2756 if (a == null) { 2757 return false; 2758 } 2759 for (int i=0; i<a.intents.size(); i++) { 2760 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2761 intent.getData(), intent.getCategories(), TAG) >= 0) { 2762 return true; 2763 } 2764 } 2765 return false; 2766 } 2767 } 2768 2769 @Override 2770 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2771 if (!sUserManager.exists(userId)) return null; 2772 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2773 synchronized (mPackages) { 2774 PackageParser.Activity a = mReceivers.mActivities.get(component); 2775 if (DEBUG_PACKAGE_INFO) Log.v( 2776 TAG, "getReceiverInfo " + component + ": " + a); 2777 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2778 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2779 if (ps == null) return null; 2780 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2781 userId); 2782 } 2783 } 2784 return null; 2785 } 2786 2787 @Override 2788 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2789 if (!sUserManager.exists(userId)) return null; 2790 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2791 synchronized (mPackages) { 2792 PackageParser.Service s = mServices.mServices.get(component); 2793 if (DEBUG_PACKAGE_INFO) Log.v( 2794 TAG, "getServiceInfo " + component + ": " + s); 2795 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2796 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2797 if (ps == null) return null; 2798 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2799 userId); 2800 } 2801 } 2802 return null; 2803 } 2804 2805 @Override 2806 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2807 if (!sUserManager.exists(userId)) return null; 2808 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2809 synchronized (mPackages) { 2810 PackageParser.Provider p = mProviders.mProviders.get(component); 2811 if (DEBUG_PACKAGE_INFO) Log.v( 2812 TAG, "getProviderInfo " + component + ": " + p); 2813 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2814 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2815 if (ps == null) return null; 2816 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2817 userId); 2818 } 2819 } 2820 return null; 2821 } 2822 2823 @Override 2824 public String[] getSystemSharedLibraryNames() { 2825 Set<String> libSet; 2826 synchronized (mPackages) { 2827 libSet = mSharedLibraries.keySet(); 2828 int size = libSet.size(); 2829 if (size > 0) { 2830 String[] libs = new String[size]; 2831 libSet.toArray(libs); 2832 return libs; 2833 } 2834 } 2835 return null; 2836 } 2837 2838 /** 2839 * @hide 2840 */ 2841 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2842 synchronized (mPackages) { 2843 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2844 if (lib != null && lib.apk != null) { 2845 return mPackages.get(lib.apk); 2846 } 2847 } 2848 return null; 2849 } 2850 2851 @Override 2852 public FeatureInfo[] getSystemAvailableFeatures() { 2853 Collection<FeatureInfo> featSet; 2854 synchronized (mPackages) { 2855 featSet = mAvailableFeatures.values(); 2856 int size = featSet.size(); 2857 if (size > 0) { 2858 FeatureInfo[] features = new FeatureInfo[size+1]; 2859 featSet.toArray(features); 2860 FeatureInfo fi = new FeatureInfo(); 2861 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2862 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2863 features[size] = fi; 2864 return features; 2865 } 2866 } 2867 return null; 2868 } 2869 2870 @Override 2871 public boolean hasSystemFeature(String name) { 2872 synchronized (mPackages) { 2873 return mAvailableFeatures.containsKey(name); 2874 } 2875 } 2876 2877 private void checkValidCaller(int uid, int userId) { 2878 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2879 return; 2880 2881 throw new SecurityException("Caller uid=" + uid 2882 + " is not privileged to communicate with user=" + userId); 2883 } 2884 2885 @Override 2886 public int checkPermission(String permName, String pkgName, int userId) { 2887 if (!sUserManager.exists(userId)) { 2888 return PackageManager.PERMISSION_DENIED; 2889 } 2890 2891 synchronized (mPackages) { 2892 final PackageParser.Package p = mPackages.get(pkgName); 2893 if (p != null && p.mExtras != null) { 2894 final PackageSetting ps = (PackageSetting) p.mExtras; 2895 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2896 return PackageManager.PERMISSION_GRANTED; 2897 } 2898 } 2899 } 2900 2901 return PackageManager.PERMISSION_DENIED; 2902 } 2903 2904 @Override 2905 public int checkUidPermission(String permName, int uid) { 2906 final int userId = UserHandle.getUserId(uid); 2907 2908 if (!sUserManager.exists(userId)) { 2909 return PackageManager.PERMISSION_DENIED; 2910 } 2911 2912 synchronized (mPackages) { 2913 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2914 if (obj != null) { 2915 final SettingBase ps = (SettingBase) obj; 2916 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2917 return PackageManager.PERMISSION_GRANTED; 2918 } 2919 } else { 2920 ArraySet<String> perms = mSystemPermissions.get(uid); 2921 if (perms != null && perms.contains(permName)) { 2922 return PackageManager.PERMISSION_GRANTED; 2923 } 2924 } 2925 } 2926 2927 return PackageManager.PERMISSION_DENIED; 2928 } 2929 2930 /** 2931 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2932 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2933 * @param checkShell TODO(yamasani): 2934 * @param message the message to log on security exception 2935 */ 2936 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2937 boolean checkShell, String message) { 2938 if (userId < 0) { 2939 throw new IllegalArgumentException("Invalid userId " + userId); 2940 } 2941 if (checkShell) { 2942 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2943 } 2944 if (userId == UserHandle.getUserId(callingUid)) return; 2945 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2946 if (requireFullPermission) { 2947 mContext.enforceCallingOrSelfPermission( 2948 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2949 } else { 2950 try { 2951 mContext.enforceCallingOrSelfPermission( 2952 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2953 } catch (SecurityException se) { 2954 mContext.enforceCallingOrSelfPermission( 2955 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2956 } 2957 } 2958 } 2959 } 2960 2961 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2962 if (callingUid == Process.SHELL_UID) { 2963 if (userHandle >= 0 2964 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2965 throw new SecurityException("Shell does not have permission to access user " 2966 + userHandle); 2967 } else if (userHandle < 0) { 2968 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2969 + Debug.getCallers(3)); 2970 } 2971 } 2972 } 2973 2974 private BasePermission findPermissionTreeLP(String permName) { 2975 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2976 if (permName.startsWith(bp.name) && 2977 permName.length() > bp.name.length() && 2978 permName.charAt(bp.name.length()) == '.') { 2979 return bp; 2980 } 2981 } 2982 return null; 2983 } 2984 2985 private BasePermission checkPermissionTreeLP(String permName) { 2986 if (permName != null) { 2987 BasePermission bp = findPermissionTreeLP(permName); 2988 if (bp != null) { 2989 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2990 return bp; 2991 } 2992 throw new SecurityException("Calling uid " 2993 + Binder.getCallingUid() 2994 + " is not allowed to add to permission tree " 2995 + bp.name + " owned by uid " + bp.uid); 2996 } 2997 } 2998 throw new SecurityException("No permission tree found for " + permName); 2999 } 3000 3001 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3002 if (s1 == null) { 3003 return s2 == null; 3004 } 3005 if (s2 == null) { 3006 return false; 3007 } 3008 if (s1.getClass() != s2.getClass()) { 3009 return false; 3010 } 3011 return s1.equals(s2); 3012 } 3013 3014 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3015 if (pi1.icon != pi2.icon) return false; 3016 if (pi1.logo != pi2.logo) return false; 3017 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3018 if (!compareStrings(pi1.name, pi2.name)) return false; 3019 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3020 // We'll take care of setting this one. 3021 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3022 // These are not currently stored in settings. 3023 //if (!compareStrings(pi1.group, pi2.group)) return false; 3024 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3025 //if (pi1.labelRes != pi2.labelRes) return false; 3026 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3027 return true; 3028 } 3029 3030 int permissionInfoFootprint(PermissionInfo info) { 3031 int size = info.name.length(); 3032 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3033 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3034 return size; 3035 } 3036 3037 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3038 int size = 0; 3039 for (BasePermission perm : mSettings.mPermissions.values()) { 3040 if (perm.uid == tree.uid) { 3041 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3042 } 3043 } 3044 return size; 3045 } 3046 3047 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3048 // We calculate the max size of permissions defined by this uid and throw 3049 // if that plus the size of 'info' would exceed our stated maximum. 3050 if (tree.uid != Process.SYSTEM_UID) { 3051 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3052 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3053 throw new SecurityException("Permission tree size cap exceeded"); 3054 } 3055 } 3056 } 3057 3058 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3059 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3060 throw new SecurityException("Label must be specified in permission"); 3061 } 3062 BasePermission tree = checkPermissionTreeLP(info.name); 3063 BasePermission bp = mSettings.mPermissions.get(info.name); 3064 boolean added = bp == null; 3065 boolean changed = true; 3066 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3067 if (added) { 3068 enforcePermissionCapLocked(info, tree); 3069 bp = new BasePermission(info.name, tree.sourcePackage, 3070 BasePermission.TYPE_DYNAMIC); 3071 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3072 throw new SecurityException( 3073 "Not allowed to modify non-dynamic permission " 3074 + info.name); 3075 } else { 3076 if (bp.protectionLevel == fixedLevel 3077 && bp.perm.owner.equals(tree.perm.owner) 3078 && bp.uid == tree.uid 3079 && comparePermissionInfos(bp.perm.info, info)) { 3080 changed = false; 3081 } 3082 } 3083 bp.protectionLevel = fixedLevel; 3084 info = new PermissionInfo(info); 3085 info.protectionLevel = fixedLevel; 3086 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3087 bp.perm.info.packageName = tree.perm.info.packageName; 3088 bp.uid = tree.uid; 3089 if (added) { 3090 mSettings.mPermissions.put(info.name, bp); 3091 } 3092 if (changed) { 3093 if (!async) { 3094 mSettings.writeLPr(); 3095 } else { 3096 scheduleWriteSettingsLocked(); 3097 } 3098 } 3099 return added; 3100 } 3101 3102 @Override 3103 public boolean addPermission(PermissionInfo info) { 3104 synchronized (mPackages) { 3105 return addPermissionLocked(info, false); 3106 } 3107 } 3108 3109 @Override 3110 public boolean addPermissionAsync(PermissionInfo info) { 3111 synchronized (mPackages) { 3112 return addPermissionLocked(info, true); 3113 } 3114 } 3115 3116 @Override 3117 public void removePermission(String name) { 3118 synchronized (mPackages) { 3119 checkPermissionTreeLP(name); 3120 BasePermission bp = mSettings.mPermissions.get(name); 3121 if (bp != null) { 3122 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3123 throw new SecurityException( 3124 "Not allowed to modify non-dynamic permission " 3125 + name); 3126 } 3127 mSettings.mPermissions.remove(name); 3128 mSettings.writeLPr(); 3129 } 3130 } 3131 } 3132 3133 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3134 BasePermission bp) { 3135 int index = pkg.requestedPermissions.indexOf(bp.name); 3136 if (index == -1) { 3137 throw new SecurityException("Package " + pkg.packageName 3138 + " has not requested permission " + bp.name); 3139 } 3140 if (!bp.isRuntime()) { 3141 throw new SecurityException("Permission " + bp.name 3142 + " is not a changeable permission type"); 3143 } 3144 } 3145 3146 @Override 3147 public void grantRuntimePermission(String packageName, String name, int userId) { 3148 if (!sUserManager.exists(userId)) { 3149 return; 3150 } 3151 3152 mContext.enforceCallingOrSelfPermission( 3153 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3154 "grantRuntimePermission"); 3155 3156 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3157 "grantRuntimePermission"); 3158 3159 boolean gidsChanged = false; 3160 final SettingBase sb; 3161 3162 synchronized (mPackages) { 3163 final PackageParser.Package pkg = mPackages.get(packageName); 3164 if (pkg == null) { 3165 throw new IllegalArgumentException("Unknown package: " + packageName); 3166 } 3167 3168 final BasePermission bp = mSettings.mPermissions.get(name); 3169 if (bp == null) { 3170 throw new IllegalArgumentException("Unknown permission: " + name); 3171 } 3172 3173 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3174 3175 sb = (SettingBase) pkg.mExtras; 3176 if (sb == null) { 3177 throw new IllegalArgumentException("Unknown package: " + packageName); 3178 } 3179 3180 final PermissionsState permissionsState = sb.getPermissionsState(); 3181 3182 final int result = permissionsState.grantRuntimePermission(bp, userId); 3183 switch (result) { 3184 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3185 return; 3186 } 3187 3188 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3189 gidsChanged = true; 3190 } 3191 break; 3192 } 3193 3194 // Not critical if that is lost - app has to request again. 3195 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3196 } 3197 3198 if (gidsChanged) { 3199 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3200 } 3201 } 3202 3203 @Override 3204 public void revokeRuntimePermission(String packageName, String name, int userId) { 3205 if (!sUserManager.exists(userId)) { 3206 return; 3207 } 3208 3209 mContext.enforceCallingOrSelfPermission( 3210 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3211 "revokeRuntimePermission"); 3212 3213 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3214 "revokeRuntimePermission"); 3215 3216 final SettingBase sb; 3217 3218 synchronized (mPackages) { 3219 final PackageParser.Package pkg = mPackages.get(packageName); 3220 if (pkg == null) { 3221 throw new IllegalArgumentException("Unknown package: " + packageName); 3222 } 3223 3224 final BasePermission bp = mSettings.mPermissions.get(name); 3225 if (bp == null) { 3226 throw new IllegalArgumentException("Unknown permission: " + name); 3227 } 3228 3229 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3230 3231 sb = (SettingBase) pkg.mExtras; 3232 if (sb == null) { 3233 throw new IllegalArgumentException("Unknown package: " + packageName); 3234 } 3235 3236 final PermissionsState permissionsState = sb.getPermissionsState(); 3237 3238 if (permissionsState.revokeRuntimePermission(bp, userId) == 3239 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3240 return; 3241 } 3242 3243 // Critical, after this call app should never have the permission. 3244 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3245 } 3246 3247 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3248 } 3249 3250 @Override 3251 public int getPermissionFlags(String name, String packageName, int userId) { 3252 if (!sUserManager.exists(userId)) { 3253 return 0; 3254 } 3255 3256 mContext.enforceCallingOrSelfPermission( 3257 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3258 "getPermissionFlags"); 3259 3260 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3261 "getPermissionFlags"); 3262 3263 synchronized (mPackages) { 3264 final PackageParser.Package pkg = mPackages.get(packageName); 3265 if (pkg == null) { 3266 throw new IllegalArgumentException("Unknown package: " + packageName); 3267 } 3268 3269 final BasePermission bp = mSettings.mPermissions.get(name); 3270 if (bp == null) { 3271 throw new IllegalArgumentException("Unknown permission: " + name); 3272 } 3273 3274 SettingBase sb = (SettingBase) pkg.mExtras; 3275 if (sb == null) { 3276 throw new IllegalArgumentException("Unknown package: " + packageName); 3277 } 3278 3279 PermissionsState permissionsState = sb.getPermissionsState(); 3280 return permissionsState.getPermissionFlags(name, userId); 3281 } 3282 } 3283 3284 @Override 3285 public void updatePermissionFlags(String name, String packageName, int flagMask, 3286 int flagValues, int userId) { 3287 if (!sUserManager.exists(userId)) { 3288 return; 3289 } 3290 3291 mContext.enforceCallingOrSelfPermission( 3292 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3293 "updatePermissionFlags"); 3294 3295 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3296 "updatePermissionFlags"); 3297 3298 // Only the system can change policy flags. 3299 if (getCallingUid() != Process.SYSTEM_UID) { 3300 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3301 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3302 } 3303 3304 // Only the package manager can change system flags. 3305 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3306 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3307 3308 synchronized (mPackages) { 3309 final PackageParser.Package pkg = mPackages.get(packageName); 3310 if (pkg == null) { 3311 throw new IllegalArgumentException("Unknown package: " + packageName); 3312 } 3313 3314 final BasePermission bp = mSettings.mPermissions.get(name); 3315 if (bp == null) { 3316 throw new IllegalArgumentException("Unknown permission: " + name); 3317 } 3318 3319 SettingBase sb = (SettingBase) pkg.mExtras; 3320 if (sb == null) { 3321 throw new IllegalArgumentException("Unknown package: " + packageName); 3322 } 3323 3324 PermissionsState permissionsState = sb.getPermissionsState(); 3325 3326 // Only the package manager can change flags for system component permissions. 3327 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3328 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3329 return; 3330 } 3331 3332 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3333 // Install and runtime permissions are stored in different places, 3334 // so figure out what permission changed and persist the change. 3335 if (permissionsState.getInstallPermissionState(name) != null) { 3336 scheduleWriteSettingsLocked(); 3337 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3338 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3339 } 3340 } 3341 } 3342 } 3343 3344 @Override 3345 public boolean isProtectedBroadcast(String actionName) { 3346 synchronized (mPackages) { 3347 return mProtectedBroadcasts.contains(actionName); 3348 } 3349 } 3350 3351 @Override 3352 public int checkSignatures(String pkg1, String pkg2) { 3353 synchronized (mPackages) { 3354 final PackageParser.Package p1 = mPackages.get(pkg1); 3355 final PackageParser.Package p2 = mPackages.get(pkg2); 3356 if (p1 == null || p1.mExtras == null 3357 || p2 == null || p2.mExtras == null) { 3358 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3359 } 3360 return compareSignatures(p1.mSignatures, p2.mSignatures); 3361 } 3362 } 3363 3364 @Override 3365 public int checkUidSignatures(int uid1, int uid2) { 3366 // Map to base uids. 3367 uid1 = UserHandle.getAppId(uid1); 3368 uid2 = UserHandle.getAppId(uid2); 3369 // reader 3370 synchronized (mPackages) { 3371 Signature[] s1; 3372 Signature[] s2; 3373 Object obj = mSettings.getUserIdLPr(uid1); 3374 if (obj != null) { 3375 if (obj instanceof SharedUserSetting) { 3376 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3377 } else if (obj instanceof PackageSetting) { 3378 s1 = ((PackageSetting)obj).signatures.mSignatures; 3379 } else { 3380 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3381 } 3382 } else { 3383 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3384 } 3385 obj = mSettings.getUserIdLPr(uid2); 3386 if (obj != null) { 3387 if (obj instanceof SharedUserSetting) { 3388 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3389 } else if (obj instanceof PackageSetting) { 3390 s2 = ((PackageSetting)obj).signatures.mSignatures; 3391 } else { 3392 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3393 } 3394 } else { 3395 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3396 } 3397 return compareSignatures(s1, s2); 3398 } 3399 } 3400 3401 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3402 final long identity = Binder.clearCallingIdentity(); 3403 try { 3404 if (sb instanceof SharedUserSetting) { 3405 SharedUserSetting sus = (SharedUserSetting) sb; 3406 final int packageCount = sus.packages.size(); 3407 for (int i = 0; i < packageCount; i++) { 3408 PackageSetting susPs = sus.packages.valueAt(i); 3409 if (userId == UserHandle.USER_ALL) { 3410 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3411 } else { 3412 final int uid = UserHandle.getUid(userId, susPs.appId); 3413 killUid(uid, reason); 3414 } 3415 } 3416 } else if (sb instanceof PackageSetting) { 3417 PackageSetting ps = (PackageSetting) sb; 3418 if (userId == UserHandle.USER_ALL) { 3419 killApplication(ps.pkg.packageName, ps.appId, reason); 3420 } else { 3421 final int uid = UserHandle.getUid(userId, ps.appId); 3422 killUid(uid, reason); 3423 } 3424 } 3425 } finally { 3426 Binder.restoreCallingIdentity(identity); 3427 } 3428 } 3429 3430 private static void killUid(int uid, String reason) { 3431 IActivityManager am = ActivityManagerNative.getDefault(); 3432 if (am != null) { 3433 try { 3434 am.killUid(uid, reason); 3435 } catch (RemoteException e) { 3436 /* ignore - same process */ 3437 } 3438 } 3439 } 3440 3441 /** 3442 * Compares two sets of signatures. Returns: 3443 * <br /> 3444 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3445 * <br /> 3446 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3447 * <br /> 3448 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3449 * <br /> 3450 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3451 * <br /> 3452 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3453 */ 3454 static int compareSignatures(Signature[] s1, Signature[] s2) { 3455 if (s1 == null) { 3456 return s2 == null 3457 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3458 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3459 } 3460 3461 if (s2 == null) { 3462 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3463 } 3464 3465 if (s1.length != s2.length) { 3466 return PackageManager.SIGNATURE_NO_MATCH; 3467 } 3468 3469 // Since both signature sets are of size 1, we can compare without HashSets. 3470 if (s1.length == 1) { 3471 return s1[0].equals(s2[0]) ? 3472 PackageManager.SIGNATURE_MATCH : 3473 PackageManager.SIGNATURE_NO_MATCH; 3474 } 3475 3476 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3477 for (Signature sig : s1) { 3478 set1.add(sig); 3479 } 3480 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3481 for (Signature sig : s2) { 3482 set2.add(sig); 3483 } 3484 // Make sure s2 contains all signatures in s1. 3485 if (set1.equals(set2)) { 3486 return PackageManager.SIGNATURE_MATCH; 3487 } 3488 return PackageManager.SIGNATURE_NO_MATCH; 3489 } 3490 3491 /** 3492 * If the database version for this type of package (internal storage or 3493 * external storage) is less than the version where package signatures 3494 * were updated, return true. 3495 */ 3496 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3497 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3498 DatabaseVersion.SIGNATURE_END_ENTITY)) 3499 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3500 DatabaseVersion.SIGNATURE_END_ENTITY)); 3501 } 3502 3503 /** 3504 * Used for backward compatibility to make sure any packages with 3505 * certificate chains get upgraded to the new style. {@code existingSigs} 3506 * will be in the old format (since they were stored on disk from before the 3507 * system upgrade) and {@code scannedSigs} will be in the newer format. 3508 */ 3509 private int compareSignaturesCompat(PackageSignatures existingSigs, 3510 PackageParser.Package scannedPkg) { 3511 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3512 return PackageManager.SIGNATURE_NO_MATCH; 3513 } 3514 3515 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3516 for (Signature sig : existingSigs.mSignatures) { 3517 existingSet.add(sig); 3518 } 3519 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3520 for (Signature sig : scannedPkg.mSignatures) { 3521 try { 3522 Signature[] chainSignatures = sig.getChainSignatures(); 3523 for (Signature chainSig : chainSignatures) { 3524 scannedCompatSet.add(chainSig); 3525 } 3526 } catch (CertificateEncodingException e) { 3527 scannedCompatSet.add(sig); 3528 } 3529 } 3530 /* 3531 * Make sure the expanded scanned set contains all signatures in the 3532 * existing one. 3533 */ 3534 if (scannedCompatSet.equals(existingSet)) { 3535 // Migrate the old signatures to the new scheme. 3536 existingSigs.assignSignatures(scannedPkg.mSignatures); 3537 // The new KeySets will be re-added later in the scanning process. 3538 synchronized (mPackages) { 3539 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3540 } 3541 return PackageManager.SIGNATURE_MATCH; 3542 } 3543 return PackageManager.SIGNATURE_NO_MATCH; 3544 } 3545 3546 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3547 if (isExternal(scannedPkg)) { 3548 return mSettings.isExternalDatabaseVersionOlderThan( 3549 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3550 } else { 3551 return mSettings.isInternalDatabaseVersionOlderThan( 3552 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3553 } 3554 } 3555 3556 private int compareSignaturesRecover(PackageSignatures existingSigs, 3557 PackageParser.Package scannedPkg) { 3558 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3559 return PackageManager.SIGNATURE_NO_MATCH; 3560 } 3561 3562 String msg = null; 3563 try { 3564 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3565 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3566 + scannedPkg.packageName); 3567 return PackageManager.SIGNATURE_MATCH; 3568 } 3569 } catch (CertificateException e) { 3570 msg = e.getMessage(); 3571 } 3572 3573 logCriticalInfo(Log.INFO, 3574 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3575 return PackageManager.SIGNATURE_NO_MATCH; 3576 } 3577 3578 @Override 3579 public String[] getPackagesForUid(int uid) { 3580 uid = UserHandle.getAppId(uid); 3581 // reader 3582 synchronized (mPackages) { 3583 Object obj = mSettings.getUserIdLPr(uid); 3584 if (obj instanceof SharedUserSetting) { 3585 final SharedUserSetting sus = (SharedUserSetting) obj; 3586 final int N = sus.packages.size(); 3587 final String[] res = new String[N]; 3588 final Iterator<PackageSetting> it = sus.packages.iterator(); 3589 int i = 0; 3590 while (it.hasNext()) { 3591 res[i++] = it.next().name; 3592 } 3593 return res; 3594 } else if (obj instanceof PackageSetting) { 3595 final PackageSetting ps = (PackageSetting) obj; 3596 return new String[] { ps.name }; 3597 } 3598 } 3599 return null; 3600 } 3601 3602 @Override 3603 public String getNameForUid(int uid) { 3604 // reader 3605 synchronized (mPackages) { 3606 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3607 if (obj instanceof SharedUserSetting) { 3608 final SharedUserSetting sus = (SharedUserSetting) obj; 3609 return sus.name + ":" + sus.userId; 3610 } else if (obj instanceof PackageSetting) { 3611 final PackageSetting ps = (PackageSetting) obj; 3612 return ps.name; 3613 } 3614 } 3615 return null; 3616 } 3617 3618 @Override 3619 public int getUidForSharedUser(String sharedUserName) { 3620 if(sharedUserName == null) { 3621 return -1; 3622 } 3623 // reader 3624 synchronized (mPackages) { 3625 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3626 if (suid == null) { 3627 return -1; 3628 } 3629 return suid.userId; 3630 } 3631 } 3632 3633 @Override 3634 public int getFlagsForUid(int uid) { 3635 synchronized (mPackages) { 3636 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3637 if (obj instanceof SharedUserSetting) { 3638 final SharedUserSetting sus = (SharedUserSetting) obj; 3639 return sus.pkgFlags; 3640 } else if (obj instanceof PackageSetting) { 3641 final PackageSetting ps = (PackageSetting) obj; 3642 return ps.pkgFlags; 3643 } 3644 } 3645 return 0; 3646 } 3647 3648 @Override 3649 public int getPrivateFlagsForUid(int uid) { 3650 synchronized (mPackages) { 3651 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3652 if (obj instanceof SharedUserSetting) { 3653 final SharedUserSetting sus = (SharedUserSetting) obj; 3654 return sus.pkgPrivateFlags; 3655 } else if (obj instanceof PackageSetting) { 3656 final PackageSetting ps = (PackageSetting) obj; 3657 return ps.pkgPrivateFlags; 3658 } 3659 } 3660 return 0; 3661 } 3662 3663 @Override 3664 public boolean isUidPrivileged(int uid) { 3665 uid = UserHandle.getAppId(uid); 3666 // reader 3667 synchronized (mPackages) { 3668 Object obj = mSettings.getUserIdLPr(uid); 3669 if (obj instanceof SharedUserSetting) { 3670 final SharedUserSetting sus = (SharedUserSetting) obj; 3671 final Iterator<PackageSetting> it = sus.packages.iterator(); 3672 while (it.hasNext()) { 3673 if (it.next().isPrivileged()) { 3674 return true; 3675 } 3676 } 3677 } else if (obj instanceof PackageSetting) { 3678 final PackageSetting ps = (PackageSetting) obj; 3679 return ps.isPrivileged(); 3680 } 3681 } 3682 return false; 3683 } 3684 3685 @Override 3686 public String[] getAppOpPermissionPackages(String permissionName) { 3687 synchronized (mPackages) { 3688 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3689 if (pkgs == null) { 3690 return null; 3691 } 3692 return pkgs.toArray(new String[pkgs.size()]); 3693 } 3694 } 3695 3696 @Override 3697 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3698 int flags, int userId) { 3699 if (!sUserManager.exists(userId)) return null; 3700 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3701 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3702 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3703 } 3704 3705 @Override 3706 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3707 IntentFilter filter, int match, ComponentName activity) { 3708 final int userId = UserHandle.getCallingUserId(); 3709 if (DEBUG_PREFERRED) { 3710 Log.v(TAG, "setLastChosenActivity intent=" + intent 3711 + " resolvedType=" + resolvedType 3712 + " flags=" + flags 3713 + " filter=" + filter 3714 + " match=" + match 3715 + " activity=" + activity); 3716 filter.dump(new PrintStreamPrinter(System.out), " "); 3717 } 3718 intent.setComponent(null); 3719 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3720 // Find any earlier preferred or last chosen entries and nuke them 3721 findPreferredActivity(intent, resolvedType, 3722 flags, query, 0, false, true, false, userId); 3723 // Add the new activity as the last chosen for this filter 3724 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3725 "Setting last chosen"); 3726 } 3727 3728 @Override 3729 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3730 final int userId = UserHandle.getCallingUserId(); 3731 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3732 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3733 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3734 false, false, false, userId); 3735 } 3736 3737 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3738 int flags, List<ResolveInfo> query, int userId) { 3739 if (query != null) { 3740 final int N = query.size(); 3741 if (N == 1) { 3742 return query.get(0); 3743 } else if (N > 1) { 3744 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3745 // If there is more than one activity with the same priority, 3746 // then let the user decide between them. 3747 ResolveInfo r0 = query.get(0); 3748 ResolveInfo r1 = query.get(1); 3749 if (DEBUG_INTENT_MATCHING || debug) { 3750 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3751 + r1.activityInfo.name + "=" + r1.priority); 3752 } 3753 // If the first activity has a higher priority, or a different 3754 // default, then it is always desireable to pick it. 3755 if (r0.priority != r1.priority 3756 || r0.preferredOrder != r1.preferredOrder 3757 || r0.isDefault != r1.isDefault) { 3758 return query.get(0); 3759 } 3760 // If we have saved a preference for a preferred activity for 3761 // this Intent, use that. 3762 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3763 flags, query, r0.priority, true, false, debug, userId); 3764 if (ri != null) { 3765 return ri; 3766 } 3767 if (userId != 0) { 3768 ri = new ResolveInfo(mResolveInfo); 3769 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3770 ri.activityInfo.applicationInfo = new ApplicationInfo( 3771 ri.activityInfo.applicationInfo); 3772 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3773 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3774 return ri; 3775 } 3776 return mResolveInfo; 3777 } 3778 } 3779 return null; 3780 } 3781 3782 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3783 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3784 final int N = query.size(); 3785 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3786 .get(userId); 3787 // Get the list of persistent preferred activities that handle the intent 3788 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3789 List<PersistentPreferredActivity> pprefs = ppir != null 3790 ? ppir.queryIntent(intent, resolvedType, 3791 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3792 : null; 3793 if (pprefs != null && pprefs.size() > 0) { 3794 final int M = pprefs.size(); 3795 for (int i=0; i<M; i++) { 3796 final PersistentPreferredActivity ppa = pprefs.get(i); 3797 if (DEBUG_PREFERRED || debug) { 3798 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3799 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3800 + "\n component=" + ppa.mComponent); 3801 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3802 } 3803 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3804 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3805 if (DEBUG_PREFERRED || debug) { 3806 Slog.v(TAG, "Found persistent preferred activity:"); 3807 if (ai != null) { 3808 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3809 } else { 3810 Slog.v(TAG, " null"); 3811 } 3812 } 3813 if (ai == null) { 3814 // This previously registered persistent preferred activity 3815 // component is no longer known. Ignore it and do NOT remove it. 3816 continue; 3817 } 3818 for (int j=0; j<N; j++) { 3819 final ResolveInfo ri = query.get(j); 3820 if (!ri.activityInfo.applicationInfo.packageName 3821 .equals(ai.applicationInfo.packageName)) { 3822 continue; 3823 } 3824 if (!ri.activityInfo.name.equals(ai.name)) { 3825 continue; 3826 } 3827 // Found a persistent preference that can handle the intent. 3828 if (DEBUG_PREFERRED || debug) { 3829 Slog.v(TAG, "Returning persistent preferred activity: " + 3830 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3831 } 3832 return ri; 3833 } 3834 } 3835 } 3836 return null; 3837 } 3838 3839 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3840 List<ResolveInfo> query, int priority, boolean always, 3841 boolean removeMatches, boolean debug, int userId) { 3842 if (!sUserManager.exists(userId)) return null; 3843 // writer 3844 synchronized (mPackages) { 3845 if (intent.getSelector() != null) { 3846 intent = intent.getSelector(); 3847 } 3848 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3849 3850 // Try to find a matching persistent preferred activity. 3851 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3852 debug, userId); 3853 3854 // If a persistent preferred activity matched, use it. 3855 if (pri != null) { 3856 return pri; 3857 } 3858 3859 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3860 // Get the list of preferred activities that handle the intent 3861 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3862 List<PreferredActivity> prefs = pir != null 3863 ? pir.queryIntent(intent, resolvedType, 3864 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3865 : null; 3866 if (prefs != null && prefs.size() > 0) { 3867 boolean changed = false; 3868 try { 3869 // First figure out how good the original match set is. 3870 // We will only allow preferred activities that came 3871 // from the same match quality. 3872 int match = 0; 3873 3874 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3875 3876 final int N = query.size(); 3877 for (int j=0; j<N; j++) { 3878 final ResolveInfo ri = query.get(j); 3879 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3880 + ": 0x" + Integer.toHexString(match)); 3881 if (ri.match > match) { 3882 match = ri.match; 3883 } 3884 } 3885 3886 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3887 + Integer.toHexString(match)); 3888 3889 match &= IntentFilter.MATCH_CATEGORY_MASK; 3890 final int M = prefs.size(); 3891 for (int i=0; i<M; i++) { 3892 final PreferredActivity pa = prefs.get(i); 3893 if (DEBUG_PREFERRED || debug) { 3894 Slog.v(TAG, "Checking PreferredActivity ds=" 3895 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3896 + "\n component=" + pa.mPref.mComponent); 3897 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3898 } 3899 if (pa.mPref.mMatch != match) { 3900 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3901 + Integer.toHexString(pa.mPref.mMatch)); 3902 continue; 3903 } 3904 // If it's not an "always" type preferred activity and that's what we're 3905 // looking for, skip it. 3906 if (always && !pa.mPref.mAlways) { 3907 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3908 continue; 3909 } 3910 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3911 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3912 if (DEBUG_PREFERRED || debug) { 3913 Slog.v(TAG, "Found preferred activity:"); 3914 if (ai != null) { 3915 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3916 } else { 3917 Slog.v(TAG, " null"); 3918 } 3919 } 3920 if (ai == null) { 3921 // This previously registered preferred activity 3922 // component is no longer known. Most likely an update 3923 // to the app was installed and in the new version this 3924 // component no longer exists. Clean it up by removing 3925 // it from the preferred activities list, and skip it. 3926 Slog.w(TAG, "Removing dangling preferred activity: " 3927 + pa.mPref.mComponent); 3928 pir.removeFilter(pa); 3929 changed = true; 3930 continue; 3931 } 3932 for (int j=0; j<N; j++) { 3933 final ResolveInfo ri = query.get(j); 3934 if (!ri.activityInfo.applicationInfo.packageName 3935 .equals(ai.applicationInfo.packageName)) { 3936 continue; 3937 } 3938 if (!ri.activityInfo.name.equals(ai.name)) { 3939 continue; 3940 } 3941 3942 if (removeMatches) { 3943 pir.removeFilter(pa); 3944 changed = true; 3945 if (DEBUG_PREFERRED) { 3946 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3947 } 3948 break; 3949 } 3950 3951 // Okay we found a previously set preferred or last chosen app. 3952 // If the result set is different from when this 3953 // was created, we need to clear it and re-ask the 3954 // user their preference, if we're looking for an "always" type entry. 3955 if (always && !pa.mPref.sameSet(query)) { 3956 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3957 + intent + " type " + resolvedType); 3958 if (DEBUG_PREFERRED) { 3959 Slog.v(TAG, "Removing preferred activity since set changed " 3960 + pa.mPref.mComponent); 3961 } 3962 pir.removeFilter(pa); 3963 // Re-add the filter as a "last chosen" entry (!always) 3964 PreferredActivity lastChosen = new PreferredActivity( 3965 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3966 pir.addFilter(lastChosen); 3967 changed = true; 3968 return null; 3969 } 3970 3971 // Yay! Either the set matched or we're looking for the last chosen 3972 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3973 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3974 return ri; 3975 } 3976 } 3977 } finally { 3978 if (changed) { 3979 if (DEBUG_PREFERRED) { 3980 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3981 } 3982 scheduleWritePackageRestrictionsLocked(userId); 3983 } 3984 } 3985 } 3986 } 3987 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3988 return null; 3989 } 3990 3991 /* 3992 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3993 */ 3994 @Override 3995 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3996 int targetUserId) { 3997 mContext.enforceCallingOrSelfPermission( 3998 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3999 List<CrossProfileIntentFilter> matches = 4000 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4001 if (matches != null) { 4002 int size = matches.size(); 4003 for (int i = 0; i < size; i++) { 4004 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4005 } 4006 } 4007 return false; 4008 } 4009 4010 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4011 String resolvedType, int userId) { 4012 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4013 if (resolver != null) { 4014 return resolver.queryIntent(intent, resolvedType, false, userId); 4015 } 4016 return null; 4017 } 4018 4019 @Override 4020 public List<ResolveInfo> queryIntentActivities(Intent intent, 4021 String resolvedType, int flags, int userId) { 4022 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4023 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4024 ComponentName comp = intent.getComponent(); 4025 if (comp == null) { 4026 if (intent.getSelector() != null) { 4027 intent = intent.getSelector(); 4028 comp = intent.getComponent(); 4029 } 4030 } 4031 4032 if (comp != null) { 4033 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4034 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4035 if (ai != null) { 4036 final ResolveInfo ri = new ResolveInfo(); 4037 ri.activityInfo = ai; 4038 list.add(ri); 4039 } 4040 return list; 4041 } 4042 4043 // reader 4044 synchronized (mPackages) { 4045 final String pkgName = intent.getPackage(); 4046 if (pkgName == null) { 4047 List<CrossProfileIntentFilter> matchingFilters = 4048 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4049 // Check for results that need to skip the current profile. 4050 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4051 resolvedType, flags, userId); 4052 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4053 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4054 result.add(resolveInfo); 4055 return filterIfNotPrimaryUser(result, userId); 4056 } 4057 4058 // Check for results in the current profile. 4059 List<ResolveInfo> result = mActivities.queryIntent( 4060 intent, resolvedType, flags, userId); 4061 4062 // Check for cross profile results. 4063 resolveInfo = queryCrossProfileIntents( 4064 matchingFilters, intent, resolvedType, flags, userId); 4065 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4066 result.add(resolveInfo); 4067 Collections.sort(result, mResolvePrioritySorter); 4068 } 4069 result = filterIfNotPrimaryUser(result, userId); 4070 if (result.size() > 1 && hasWebURI(intent)) { 4071 return filterCandidatesWithDomainPreferedActivitiesLPr(flags, result); 4072 } 4073 return result; 4074 } 4075 final PackageParser.Package pkg = mPackages.get(pkgName); 4076 if (pkg != null) { 4077 return filterIfNotPrimaryUser( 4078 mActivities.queryIntentForPackage( 4079 intent, resolvedType, flags, pkg.activities, userId), 4080 userId); 4081 } 4082 return new ArrayList<ResolveInfo>(); 4083 } 4084 } 4085 4086 private boolean isUserEnabled(int userId) { 4087 long callingId = Binder.clearCallingIdentity(); 4088 try { 4089 UserInfo userInfo = sUserManager.getUserInfo(userId); 4090 return userInfo != null && userInfo.isEnabled(); 4091 } finally { 4092 Binder.restoreCallingIdentity(callingId); 4093 } 4094 } 4095 4096 /** 4097 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4098 * 4099 * @return filtered list 4100 */ 4101 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4102 if (userId == UserHandle.USER_OWNER) { 4103 return resolveInfos; 4104 } 4105 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4106 ResolveInfo info = resolveInfos.get(i); 4107 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4108 resolveInfos.remove(i); 4109 } 4110 } 4111 return resolveInfos; 4112 } 4113 4114 private static boolean hasWebURI(Intent intent) { 4115 if (intent.getData() == null) { 4116 return false; 4117 } 4118 final String scheme = intent.getScheme(); 4119 if (TextUtils.isEmpty(scheme)) { 4120 return false; 4121 } 4122 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4123 } 4124 4125 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4126 int flags, List<ResolveInfo> candidates) { 4127 if (DEBUG_PREFERRED) { 4128 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4129 candidates.size()); 4130 } 4131 4132 final int userId = UserHandle.getCallingUserId(); 4133 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4134 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4135 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4136 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4137 4138 synchronized (mPackages) { 4139 final int count = candidates.size(); 4140 // First, try to use the domain prefered App 4141 for (int n=0; n<count; n++) { 4142 ResolveInfo info = candidates.get(n); 4143 String packageName = info.activityInfo.packageName; 4144 PackageSetting ps = mSettings.mPackages.get(packageName); 4145 if (ps != null) { 4146 // Add to the special match all list (Browser use case) 4147 if (info.handleAllWebDataURI) { 4148 matchAllList.add(info); 4149 continue; 4150 } 4151 // Try to get the status from User settings first 4152 int status = getDomainVerificationStatusLPr(ps, userId); 4153 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4154 result.add(info); 4155 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4156 neverList.add(info); 4157 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4158 undefinedList.add(info); 4159 } 4160 } 4161 } 4162 // If there is nothing selected, add all candidates and remove the ones that the User 4163 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4164 // also remove any Browser Apps ones. 4165 // If there is still none after this pass, add all undefined one and Browser Apps and 4166 // let the User decide with the Disambiguation dialog if there are several ones. 4167 if (result.size() == 0) { 4168 result.addAll(candidates); 4169 } 4170 result.removeAll(neverList); 4171 result.removeAll(matchAllList); 4172 if (result.size() == 0) { 4173 result.addAll(undefinedList); 4174 if ((flags & MATCH_ALL) != 0) { 4175 result.addAll(matchAllList); 4176 } else { 4177 // Try to add the Default Browser if we can 4178 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4179 UserHandle.myUserId()); 4180 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4181 boolean defaultBrowserFound = false; 4182 final int browserCount = matchAllList.size(); 4183 for (int n=0; n<browserCount; n++) { 4184 ResolveInfo browser = matchAllList.get(n); 4185 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4186 result.add(browser); 4187 defaultBrowserFound = true; 4188 break; 4189 } 4190 } 4191 if (!defaultBrowserFound) { 4192 result.addAll(matchAllList); 4193 } 4194 } else { 4195 result.addAll(matchAllList); 4196 } 4197 } 4198 } 4199 } 4200 if (DEBUG_PREFERRED) { 4201 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4202 result.size()); 4203 } 4204 return result; 4205 } 4206 4207 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4208 int status = ps.getDomainVerificationStatusForUser(userId); 4209 // if none available, get the master status 4210 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4211 if (ps.getIntentFilterVerificationInfo() != null) { 4212 status = ps.getIntentFilterVerificationInfo().getStatus(); 4213 } 4214 } 4215 return status; 4216 } 4217 4218 private ResolveInfo querySkipCurrentProfileIntents( 4219 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4220 int flags, int sourceUserId) { 4221 if (matchingFilters != null) { 4222 int size = matchingFilters.size(); 4223 for (int i = 0; i < size; i ++) { 4224 CrossProfileIntentFilter filter = matchingFilters.get(i); 4225 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4226 // Checking if there are activities in the target user that can handle the 4227 // intent. 4228 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4229 flags, sourceUserId); 4230 if (resolveInfo != null) { 4231 return resolveInfo; 4232 } 4233 } 4234 } 4235 } 4236 return null; 4237 } 4238 4239 // Return matching ResolveInfo if any for skip current profile intent filters. 4240 private ResolveInfo queryCrossProfileIntents( 4241 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4242 int flags, int sourceUserId) { 4243 if (matchingFilters != null) { 4244 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4245 // match the same intent. For performance reasons, it is better not to 4246 // run queryIntent twice for the same userId 4247 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4248 int size = matchingFilters.size(); 4249 for (int i = 0; i < size; i++) { 4250 CrossProfileIntentFilter filter = matchingFilters.get(i); 4251 int targetUserId = filter.getTargetUserId(); 4252 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4253 && !alreadyTriedUserIds.get(targetUserId)) { 4254 // Checking if there are activities in the target user that can handle the 4255 // intent. 4256 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4257 flags, sourceUserId); 4258 if (resolveInfo != null) return resolveInfo; 4259 alreadyTriedUserIds.put(targetUserId, true); 4260 } 4261 } 4262 } 4263 return null; 4264 } 4265 4266 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4267 String resolvedType, int flags, int sourceUserId) { 4268 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4269 resolvedType, flags, filter.getTargetUserId()); 4270 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4271 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4272 } 4273 return null; 4274 } 4275 4276 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4277 int sourceUserId, int targetUserId) { 4278 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4279 String className; 4280 if (targetUserId == UserHandle.USER_OWNER) { 4281 className = FORWARD_INTENT_TO_USER_OWNER; 4282 } else { 4283 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4284 } 4285 ComponentName forwardingActivityComponentName = new ComponentName( 4286 mAndroidApplication.packageName, className); 4287 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4288 sourceUserId); 4289 if (targetUserId == UserHandle.USER_OWNER) { 4290 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4291 forwardingResolveInfo.noResourceId = true; 4292 } 4293 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4294 forwardingResolveInfo.priority = 0; 4295 forwardingResolveInfo.preferredOrder = 0; 4296 forwardingResolveInfo.match = 0; 4297 forwardingResolveInfo.isDefault = true; 4298 forwardingResolveInfo.filter = filter; 4299 forwardingResolveInfo.targetUserId = targetUserId; 4300 return forwardingResolveInfo; 4301 } 4302 4303 @Override 4304 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4305 Intent[] specifics, String[] specificTypes, Intent intent, 4306 String resolvedType, int flags, int userId) { 4307 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4308 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4309 false, "query intent activity options"); 4310 final String resultsAction = intent.getAction(); 4311 4312 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4313 | PackageManager.GET_RESOLVED_FILTER, userId); 4314 4315 if (DEBUG_INTENT_MATCHING) { 4316 Log.v(TAG, "Query " + intent + ": " + results); 4317 } 4318 4319 int specificsPos = 0; 4320 int N; 4321 4322 // todo: note that the algorithm used here is O(N^2). This 4323 // isn't a problem in our current environment, but if we start running 4324 // into situations where we have more than 5 or 10 matches then this 4325 // should probably be changed to something smarter... 4326 4327 // First we go through and resolve each of the specific items 4328 // that were supplied, taking care of removing any corresponding 4329 // duplicate items in the generic resolve list. 4330 if (specifics != null) { 4331 for (int i=0; i<specifics.length; i++) { 4332 final Intent sintent = specifics[i]; 4333 if (sintent == null) { 4334 continue; 4335 } 4336 4337 if (DEBUG_INTENT_MATCHING) { 4338 Log.v(TAG, "Specific #" + i + ": " + sintent); 4339 } 4340 4341 String action = sintent.getAction(); 4342 if (resultsAction != null && resultsAction.equals(action)) { 4343 // If this action was explicitly requested, then don't 4344 // remove things that have it. 4345 action = null; 4346 } 4347 4348 ResolveInfo ri = null; 4349 ActivityInfo ai = null; 4350 4351 ComponentName comp = sintent.getComponent(); 4352 if (comp == null) { 4353 ri = resolveIntent( 4354 sintent, 4355 specificTypes != null ? specificTypes[i] : null, 4356 flags, userId); 4357 if (ri == null) { 4358 continue; 4359 } 4360 if (ri == mResolveInfo) { 4361 // ACK! Must do something better with this. 4362 } 4363 ai = ri.activityInfo; 4364 comp = new ComponentName(ai.applicationInfo.packageName, 4365 ai.name); 4366 } else { 4367 ai = getActivityInfo(comp, flags, userId); 4368 if (ai == null) { 4369 continue; 4370 } 4371 } 4372 4373 // Look for any generic query activities that are duplicates 4374 // of this specific one, and remove them from the results. 4375 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4376 N = results.size(); 4377 int j; 4378 for (j=specificsPos; j<N; j++) { 4379 ResolveInfo sri = results.get(j); 4380 if ((sri.activityInfo.name.equals(comp.getClassName()) 4381 && sri.activityInfo.applicationInfo.packageName.equals( 4382 comp.getPackageName())) 4383 || (action != null && sri.filter.matchAction(action))) { 4384 results.remove(j); 4385 if (DEBUG_INTENT_MATCHING) Log.v( 4386 TAG, "Removing duplicate item from " + j 4387 + " due to specific " + specificsPos); 4388 if (ri == null) { 4389 ri = sri; 4390 } 4391 j--; 4392 N--; 4393 } 4394 } 4395 4396 // Add this specific item to its proper place. 4397 if (ri == null) { 4398 ri = new ResolveInfo(); 4399 ri.activityInfo = ai; 4400 } 4401 results.add(specificsPos, ri); 4402 ri.specificIndex = i; 4403 specificsPos++; 4404 } 4405 } 4406 4407 // Now we go through the remaining generic results and remove any 4408 // duplicate actions that are found here. 4409 N = results.size(); 4410 for (int i=specificsPos; i<N-1; i++) { 4411 final ResolveInfo rii = results.get(i); 4412 if (rii.filter == null) { 4413 continue; 4414 } 4415 4416 // Iterate over all of the actions of this result's intent 4417 // filter... typically this should be just one. 4418 final Iterator<String> it = rii.filter.actionsIterator(); 4419 if (it == null) { 4420 continue; 4421 } 4422 while (it.hasNext()) { 4423 final String action = it.next(); 4424 if (resultsAction != null && resultsAction.equals(action)) { 4425 // If this action was explicitly requested, then don't 4426 // remove things that have it. 4427 continue; 4428 } 4429 for (int j=i+1; j<N; j++) { 4430 final ResolveInfo rij = results.get(j); 4431 if (rij.filter != null && rij.filter.hasAction(action)) { 4432 results.remove(j); 4433 if (DEBUG_INTENT_MATCHING) Log.v( 4434 TAG, "Removing duplicate item from " + j 4435 + " due to action " + action + " at " + i); 4436 j--; 4437 N--; 4438 } 4439 } 4440 } 4441 4442 // If the caller didn't request filter information, drop it now 4443 // so we don't have to marshall/unmarshall it. 4444 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4445 rii.filter = null; 4446 } 4447 } 4448 4449 // Filter out the caller activity if so requested. 4450 if (caller != null) { 4451 N = results.size(); 4452 for (int i=0; i<N; i++) { 4453 ActivityInfo ainfo = results.get(i).activityInfo; 4454 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4455 && caller.getClassName().equals(ainfo.name)) { 4456 results.remove(i); 4457 break; 4458 } 4459 } 4460 } 4461 4462 // If the caller didn't request filter information, 4463 // drop them now so we don't have to 4464 // marshall/unmarshall it. 4465 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4466 N = results.size(); 4467 for (int i=0; i<N; i++) { 4468 results.get(i).filter = null; 4469 } 4470 } 4471 4472 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4473 return results; 4474 } 4475 4476 @Override 4477 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4478 int userId) { 4479 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4480 ComponentName comp = intent.getComponent(); 4481 if (comp == null) { 4482 if (intent.getSelector() != null) { 4483 intent = intent.getSelector(); 4484 comp = intent.getComponent(); 4485 } 4486 } 4487 if (comp != null) { 4488 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4489 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4490 if (ai != null) { 4491 ResolveInfo ri = new ResolveInfo(); 4492 ri.activityInfo = ai; 4493 list.add(ri); 4494 } 4495 return list; 4496 } 4497 4498 // reader 4499 synchronized (mPackages) { 4500 String pkgName = intent.getPackage(); 4501 if (pkgName == null) { 4502 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4503 } 4504 final PackageParser.Package pkg = mPackages.get(pkgName); 4505 if (pkg != null) { 4506 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4507 userId); 4508 } 4509 return null; 4510 } 4511 } 4512 4513 @Override 4514 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4515 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4516 if (!sUserManager.exists(userId)) return null; 4517 if (query != null) { 4518 if (query.size() >= 1) { 4519 // If there is more than one service with the same priority, 4520 // just arbitrarily pick the first one. 4521 return query.get(0); 4522 } 4523 } 4524 return null; 4525 } 4526 4527 @Override 4528 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4529 int userId) { 4530 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4531 ComponentName comp = intent.getComponent(); 4532 if (comp == null) { 4533 if (intent.getSelector() != null) { 4534 intent = intent.getSelector(); 4535 comp = intent.getComponent(); 4536 } 4537 } 4538 if (comp != null) { 4539 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4540 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4541 if (si != null) { 4542 final ResolveInfo ri = new ResolveInfo(); 4543 ri.serviceInfo = si; 4544 list.add(ri); 4545 } 4546 return list; 4547 } 4548 4549 // reader 4550 synchronized (mPackages) { 4551 String pkgName = intent.getPackage(); 4552 if (pkgName == null) { 4553 return mServices.queryIntent(intent, resolvedType, flags, userId); 4554 } 4555 final PackageParser.Package pkg = mPackages.get(pkgName); 4556 if (pkg != null) { 4557 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4558 userId); 4559 } 4560 return null; 4561 } 4562 } 4563 4564 @Override 4565 public List<ResolveInfo> queryIntentContentProviders( 4566 Intent intent, String resolvedType, int flags, int userId) { 4567 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4568 ComponentName comp = intent.getComponent(); 4569 if (comp == null) { 4570 if (intent.getSelector() != null) { 4571 intent = intent.getSelector(); 4572 comp = intent.getComponent(); 4573 } 4574 } 4575 if (comp != null) { 4576 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4577 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4578 if (pi != null) { 4579 final ResolveInfo ri = new ResolveInfo(); 4580 ri.providerInfo = pi; 4581 list.add(ri); 4582 } 4583 return list; 4584 } 4585 4586 // reader 4587 synchronized (mPackages) { 4588 String pkgName = intent.getPackage(); 4589 if (pkgName == null) { 4590 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4591 } 4592 final PackageParser.Package pkg = mPackages.get(pkgName); 4593 if (pkg != null) { 4594 return mProviders.queryIntentForPackage( 4595 intent, resolvedType, flags, pkg.providers, userId); 4596 } 4597 return null; 4598 } 4599 } 4600 4601 @Override 4602 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4603 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4604 4605 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4606 4607 // writer 4608 synchronized (mPackages) { 4609 ArrayList<PackageInfo> list; 4610 if (listUninstalled) { 4611 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4612 for (PackageSetting ps : mSettings.mPackages.values()) { 4613 PackageInfo pi; 4614 if (ps.pkg != null) { 4615 pi = generatePackageInfo(ps.pkg, flags, userId); 4616 } else { 4617 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4618 } 4619 if (pi != null) { 4620 list.add(pi); 4621 } 4622 } 4623 } else { 4624 list = new ArrayList<PackageInfo>(mPackages.size()); 4625 for (PackageParser.Package p : mPackages.values()) { 4626 PackageInfo pi = generatePackageInfo(p, flags, userId); 4627 if (pi != null) { 4628 list.add(pi); 4629 } 4630 } 4631 } 4632 4633 return new ParceledListSlice<PackageInfo>(list); 4634 } 4635 } 4636 4637 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4638 String[] permissions, boolean[] tmp, int flags, int userId) { 4639 int numMatch = 0; 4640 final PermissionsState permissionsState = ps.getPermissionsState(); 4641 for (int i=0; i<permissions.length; i++) { 4642 final String permission = permissions[i]; 4643 if (permissionsState.hasPermission(permission, userId)) { 4644 tmp[i] = true; 4645 numMatch++; 4646 } else { 4647 tmp[i] = false; 4648 } 4649 } 4650 if (numMatch == 0) { 4651 return; 4652 } 4653 PackageInfo pi; 4654 if (ps.pkg != null) { 4655 pi = generatePackageInfo(ps.pkg, flags, userId); 4656 } else { 4657 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4658 } 4659 // The above might return null in cases of uninstalled apps or install-state 4660 // skew across users/profiles. 4661 if (pi != null) { 4662 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4663 if (numMatch == permissions.length) { 4664 pi.requestedPermissions = permissions; 4665 } else { 4666 pi.requestedPermissions = new String[numMatch]; 4667 numMatch = 0; 4668 for (int i=0; i<permissions.length; i++) { 4669 if (tmp[i]) { 4670 pi.requestedPermissions[numMatch] = permissions[i]; 4671 numMatch++; 4672 } 4673 } 4674 } 4675 } 4676 list.add(pi); 4677 } 4678 } 4679 4680 @Override 4681 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4682 String[] permissions, int flags, int userId) { 4683 if (!sUserManager.exists(userId)) return null; 4684 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4685 4686 // writer 4687 synchronized (mPackages) { 4688 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4689 boolean[] tmpBools = new boolean[permissions.length]; 4690 if (listUninstalled) { 4691 for (PackageSetting ps : mSettings.mPackages.values()) { 4692 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4693 } 4694 } else { 4695 for (PackageParser.Package pkg : mPackages.values()) { 4696 PackageSetting ps = (PackageSetting)pkg.mExtras; 4697 if (ps != null) { 4698 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4699 userId); 4700 } 4701 } 4702 } 4703 4704 return new ParceledListSlice<PackageInfo>(list); 4705 } 4706 } 4707 4708 @Override 4709 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4710 if (!sUserManager.exists(userId)) return null; 4711 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4712 4713 // writer 4714 synchronized (mPackages) { 4715 ArrayList<ApplicationInfo> list; 4716 if (listUninstalled) { 4717 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4718 for (PackageSetting ps : mSettings.mPackages.values()) { 4719 ApplicationInfo ai; 4720 if (ps.pkg != null) { 4721 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4722 ps.readUserState(userId), userId); 4723 } else { 4724 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4725 } 4726 if (ai != null) { 4727 list.add(ai); 4728 } 4729 } 4730 } else { 4731 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4732 for (PackageParser.Package p : mPackages.values()) { 4733 if (p.mExtras != null) { 4734 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4735 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4736 if (ai != null) { 4737 list.add(ai); 4738 } 4739 } 4740 } 4741 } 4742 4743 return new ParceledListSlice<ApplicationInfo>(list); 4744 } 4745 } 4746 4747 public List<ApplicationInfo> getPersistentApplications(int flags) { 4748 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4749 4750 // reader 4751 synchronized (mPackages) { 4752 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4753 final int userId = UserHandle.getCallingUserId(); 4754 while (i.hasNext()) { 4755 final PackageParser.Package p = i.next(); 4756 if (p.applicationInfo != null 4757 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4758 && (!mSafeMode || isSystemApp(p))) { 4759 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4760 if (ps != null) { 4761 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4762 ps.readUserState(userId), userId); 4763 if (ai != null) { 4764 finalList.add(ai); 4765 } 4766 } 4767 } 4768 } 4769 } 4770 4771 return finalList; 4772 } 4773 4774 @Override 4775 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4776 if (!sUserManager.exists(userId)) return null; 4777 // reader 4778 synchronized (mPackages) { 4779 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4780 PackageSetting ps = provider != null 4781 ? mSettings.mPackages.get(provider.owner.packageName) 4782 : null; 4783 return ps != null 4784 && mSettings.isEnabledLPr(provider.info, flags, userId) 4785 && (!mSafeMode || (provider.info.applicationInfo.flags 4786 &ApplicationInfo.FLAG_SYSTEM) != 0) 4787 ? PackageParser.generateProviderInfo(provider, flags, 4788 ps.readUserState(userId), userId) 4789 : null; 4790 } 4791 } 4792 4793 /** 4794 * @deprecated 4795 */ 4796 @Deprecated 4797 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4798 // reader 4799 synchronized (mPackages) { 4800 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4801 .entrySet().iterator(); 4802 final int userId = UserHandle.getCallingUserId(); 4803 while (i.hasNext()) { 4804 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4805 PackageParser.Provider p = entry.getValue(); 4806 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4807 4808 if (ps != null && p.syncable 4809 && (!mSafeMode || (p.info.applicationInfo.flags 4810 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4811 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4812 ps.readUserState(userId), userId); 4813 if (info != null) { 4814 outNames.add(entry.getKey()); 4815 outInfo.add(info); 4816 } 4817 } 4818 } 4819 } 4820 } 4821 4822 @Override 4823 public List<ProviderInfo> queryContentProviders(String processName, 4824 int uid, int flags) { 4825 ArrayList<ProviderInfo> finalList = null; 4826 // reader 4827 synchronized (mPackages) { 4828 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4829 final int userId = processName != null ? 4830 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4831 while (i.hasNext()) { 4832 final PackageParser.Provider p = i.next(); 4833 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4834 if (ps != null && p.info.authority != null 4835 && (processName == null 4836 || (p.info.processName.equals(processName) 4837 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4838 && mSettings.isEnabledLPr(p.info, flags, userId) 4839 && (!mSafeMode 4840 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4841 if (finalList == null) { 4842 finalList = new ArrayList<ProviderInfo>(3); 4843 } 4844 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4845 ps.readUserState(userId), userId); 4846 if (info != null) { 4847 finalList.add(info); 4848 } 4849 } 4850 } 4851 } 4852 4853 if (finalList != null) { 4854 Collections.sort(finalList, mProviderInitOrderSorter); 4855 } 4856 4857 return finalList; 4858 } 4859 4860 @Override 4861 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4862 int flags) { 4863 // reader 4864 synchronized (mPackages) { 4865 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4866 return PackageParser.generateInstrumentationInfo(i, flags); 4867 } 4868 } 4869 4870 @Override 4871 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4872 int flags) { 4873 ArrayList<InstrumentationInfo> finalList = 4874 new ArrayList<InstrumentationInfo>(); 4875 4876 // reader 4877 synchronized (mPackages) { 4878 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4879 while (i.hasNext()) { 4880 final PackageParser.Instrumentation p = i.next(); 4881 if (targetPackage == null 4882 || targetPackage.equals(p.info.targetPackage)) { 4883 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4884 flags); 4885 if (ii != null) { 4886 finalList.add(ii); 4887 } 4888 } 4889 } 4890 } 4891 4892 return finalList; 4893 } 4894 4895 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4896 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4897 if (overlays == null) { 4898 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4899 return; 4900 } 4901 for (PackageParser.Package opkg : overlays.values()) { 4902 // Not much to do if idmap fails: we already logged the error 4903 // and we certainly don't want to abort installation of pkg simply 4904 // because an overlay didn't fit properly. For these reasons, 4905 // ignore the return value of createIdmapForPackagePairLI. 4906 createIdmapForPackagePairLI(pkg, opkg); 4907 } 4908 } 4909 4910 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4911 PackageParser.Package opkg) { 4912 if (!opkg.mTrustedOverlay) { 4913 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4914 opkg.baseCodePath + ": overlay not trusted"); 4915 return false; 4916 } 4917 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4918 if (overlaySet == null) { 4919 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4920 opkg.baseCodePath + " but target package has no known overlays"); 4921 return false; 4922 } 4923 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4924 // TODO: generate idmap for split APKs 4925 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4926 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4927 + opkg.baseCodePath); 4928 return false; 4929 } 4930 PackageParser.Package[] overlayArray = 4931 overlaySet.values().toArray(new PackageParser.Package[0]); 4932 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4933 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4934 return p1.mOverlayPriority - p2.mOverlayPriority; 4935 } 4936 }; 4937 Arrays.sort(overlayArray, cmp); 4938 4939 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4940 int i = 0; 4941 for (PackageParser.Package p : overlayArray) { 4942 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4943 } 4944 return true; 4945 } 4946 4947 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4948 final File[] files = dir.listFiles(); 4949 if (ArrayUtils.isEmpty(files)) { 4950 Log.d(TAG, "No files in app dir " + dir); 4951 return; 4952 } 4953 4954 if (DEBUG_PACKAGE_SCANNING) { 4955 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4956 + " flags=0x" + Integer.toHexString(parseFlags)); 4957 } 4958 4959 for (File file : files) { 4960 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4961 && !PackageInstallerService.isStageName(file.getName()); 4962 if (!isPackage) { 4963 // Ignore entries which are not packages 4964 continue; 4965 } 4966 try { 4967 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4968 scanFlags, currentTime, null); 4969 } catch (PackageManagerException e) { 4970 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4971 4972 // Delete invalid userdata apps 4973 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4974 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4975 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4976 if (file.isDirectory()) { 4977 mInstaller.rmPackageDir(file.getAbsolutePath()); 4978 } else { 4979 file.delete(); 4980 } 4981 } 4982 } 4983 } 4984 } 4985 4986 private static File getSettingsProblemFile() { 4987 File dataDir = Environment.getDataDirectory(); 4988 File systemDir = new File(dataDir, "system"); 4989 File fname = new File(systemDir, "uiderrors.txt"); 4990 return fname; 4991 } 4992 4993 static void reportSettingsProblem(int priority, String msg) { 4994 logCriticalInfo(priority, msg); 4995 } 4996 4997 static void logCriticalInfo(int priority, String msg) { 4998 Slog.println(priority, TAG, msg); 4999 EventLogTags.writePmCriticalInfo(msg); 5000 try { 5001 File fname = getSettingsProblemFile(); 5002 FileOutputStream out = new FileOutputStream(fname, true); 5003 PrintWriter pw = new FastPrintWriter(out); 5004 SimpleDateFormat formatter = new SimpleDateFormat(); 5005 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5006 pw.println(dateString + ": " + msg); 5007 pw.close(); 5008 FileUtils.setPermissions( 5009 fname.toString(), 5010 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5011 -1, -1); 5012 } catch (java.io.IOException e) { 5013 } 5014 } 5015 5016 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5017 PackageParser.Package pkg, File srcFile, int parseFlags) 5018 throws PackageManagerException { 5019 if (ps != null 5020 && ps.codePath.equals(srcFile) 5021 && ps.timeStamp == srcFile.lastModified() 5022 && !isCompatSignatureUpdateNeeded(pkg) 5023 && !isRecoverSignatureUpdateNeeded(pkg)) { 5024 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5025 if (ps.signatures.mSignatures != null 5026 && ps.signatures.mSignatures.length != 0 5027 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 5028 // Optimization: reuse the existing cached certificates 5029 // if the package appears to be unchanged. 5030 pkg.mSignatures = ps.signatures.mSignatures; 5031 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5032 synchronized (mPackages) { 5033 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5034 } 5035 return; 5036 } 5037 5038 Slog.w(TAG, "PackageSetting for " + ps.name 5039 + " is missing signatures. Collecting certs again to recover them."); 5040 } else { 5041 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5042 } 5043 5044 try { 5045 pp.collectCertificates(pkg, parseFlags); 5046 pp.collectManifestDigest(pkg); 5047 } catch (PackageParserException e) { 5048 throw PackageManagerException.from(e); 5049 } 5050 } 5051 5052 /* 5053 * Scan a package and return the newly parsed package. 5054 * Returns null in case of errors and the error code is stored in mLastScanError 5055 */ 5056 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5057 long currentTime, UserHandle user) throws PackageManagerException { 5058 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5059 parseFlags |= mDefParseFlags; 5060 PackageParser pp = new PackageParser(); 5061 pp.setSeparateProcesses(mSeparateProcesses); 5062 pp.setOnlyCoreApps(mOnlyCore); 5063 pp.setDisplayMetrics(mMetrics); 5064 5065 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5066 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5067 } 5068 5069 final PackageParser.Package pkg; 5070 try { 5071 pkg = pp.parsePackage(scanFile, parseFlags); 5072 } catch (PackageParserException e) { 5073 throw PackageManagerException.from(e); 5074 } 5075 5076 PackageSetting ps = null; 5077 PackageSetting updatedPkg; 5078 // reader 5079 synchronized (mPackages) { 5080 // Look to see if we already know about this package. 5081 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5082 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5083 // This package has been renamed to its original name. Let's 5084 // use that. 5085 ps = mSettings.peekPackageLPr(oldName); 5086 } 5087 // If there was no original package, see one for the real package name. 5088 if (ps == null) { 5089 ps = mSettings.peekPackageLPr(pkg.packageName); 5090 } 5091 // Check to see if this package could be hiding/updating a system 5092 // package. Must look for it either under the original or real 5093 // package name depending on our state. 5094 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5095 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5096 } 5097 boolean updatedPkgBetter = false; 5098 // First check if this is a system package that may involve an update 5099 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5100 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5101 // it needs to drop FLAG_PRIVILEGED. 5102 if (locationIsPrivileged(scanFile)) { 5103 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5104 } else { 5105 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5106 } 5107 5108 if (ps != null && !ps.codePath.equals(scanFile)) { 5109 // The path has changed from what was last scanned... check the 5110 // version of the new path against what we have stored to determine 5111 // what to do. 5112 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5113 if (pkg.mVersionCode <= ps.versionCode) { 5114 // The system package has been updated and the code path does not match 5115 // Ignore entry. Skip it. 5116 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5117 + " ignored: updated version " + ps.versionCode 5118 + " better than this " + pkg.mVersionCode); 5119 if (!updatedPkg.codePath.equals(scanFile)) { 5120 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5121 + ps.name + " changing from " + updatedPkg.codePathString 5122 + " to " + scanFile); 5123 updatedPkg.codePath = scanFile; 5124 updatedPkg.codePathString = scanFile.toString(); 5125 updatedPkg.resourcePath = scanFile; 5126 updatedPkg.resourcePathString = scanFile.toString(); 5127 } 5128 updatedPkg.pkg = pkg; 5129 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5130 } else { 5131 // The current app on the system partition is better than 5132 // what we have updated to on the data partition; switch 5133 // back to the system partition version. 5134 // At this point, its safely assumed that package installation for 5135 // apps in system partition will go through. If not there won't be a working 5136 // version of the app 5137 // writer 5138 synchronized (mPackages) { 5139 // Just remove the loaded entries from package lists. 5140 mPackages.remove(ps.name); 5141 } 5142 5143 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5144 + " reverting from " + ps.codePathString 5145 + ": new version " + pkg.mVersionCode 5146 + " better than installed " + ps.versionCode); 5147 5148 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5149 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5150 synchronized (mInstallLock) { 5151 args.cleanUpResourcesLI(); 5152 } 5153 synchronized (mPackages) { 5154 mSettings.enableSystemPackageLPw(ps.name); 5155 } 5156 updatedPkgBetter = true; 5157 } 5158 } 5159 } 5160 5161 if (updatedPkg != null) { 5162 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5163 // initially 5164 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5165 5166 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5167 // flag set initially 5168 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5169 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5170 } 5171 } 5172 5173 // Verify certificates against what was last scanned 5174 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5175 5176 /* 5177 * A new system app appeared, but we already had a non-system one of the 5178 * same name installed earlier. 5179 */ 5180 boolean shouldHideSystemApp = false; 5181 if (updatedPkg == null && ps != null 5182 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5183 /* 5184 * Check to make sure the signatures match first. If they don't, 5185 * wipe the installed application and its data. 5186 */ 5187 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5188 != PackageManager.SIGNATURE_MATCH) { 5189 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5190 + " signatures don't match existing userdata copy; removing"); 5191 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5192 ps = null; 5193 } else { 5194 /* 5195 * If the newly-added system app is an older version than the 5196 * already installed version, hide it. It will be scanned later 5197 * and re-added like an update. 5198 */ 5199 if (pkg.mVersionCode <= ps.versionCode) { 5200 shouldHideSystemApp = true; 5201 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5202 + " but new version " + pkg.mVersionCode + " better than installed " 5203 + ps.versionCode + "; hiding system"); 5204 } else { 5205 /* 5206 * The newly found system app is a newer version that the 5207 * one previously installed. Simply remove the 5208 * already-installed application and replace it with our own 5209 * while keeping the application data. 5210 */ 5211 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5212 + " reverting from " + ps.codePathString + ": new version " 5213 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5214 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5215 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5216 synchronized (mInstallLock) { 5217 args.cleanUpResourcesLI(); 5218 } 5219 } 5220 } 5221 } 5222 5223 // The apk is forward locked (not public) if its code and resources 5224 // are kept in different files. (except for app in either system or 5225 // vendor path). 5226 // TODO grab this value from PackageSettings 5227 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5228 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5229 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5230 } 5231 } 5232 5233 // TODO: extend to support forward-locked splits 5234 String resourcePath = null; 5235 String baseResourcePath = null; 5236 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5237 if (ps != null && ps.resourcePathString != null) { 5238 resourcePath = ps.resourcePathString; 5239 baseResourcePath = ps.resourcePathString; 5240 } else { 5241 // Should not happen at all. Just log an error. 5242 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5243 } 5244 } else { 5245 resourcePath = pkg.codePath; 5246 baseResourcePath = pkg.baseCodePath; 5247 } 5248 5249 // Set application objects path explicitly. 5250 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5251 pkg.applicationInfo.setCodePath(pkg.codePath); 5252 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5253 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5254 pkg.applicationInfo.setResourcePath(resourcePath); 5255 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5256 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5257 5258 // Note that we invoke the following method only if we are about to unpack an application 5259 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5260 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5261 5262 /* 5263 * If the system app should be overridden by a previously installed 5264 * data, hide the system app now and let the /data/app scan pick it up 5265 * again. 5266 */ 5267 if (shouldHideSystemApp) { 5268 synchronized (mPackages) { 5269 /* 5270 * We have to grant systems permissions before we hide, because 5271 * grantPermissions will assume the package update is trying to 5272 * expand its permissions. 5273 */ 5274 grantPermissionsLPw(pkg, true, pkg.packageName); 5275 mSettings.disableSystemPackageLPw(pkg.packageName); 5276 } 5277 } 5278 5279 return scannedPkg; 5280 } 5281 5282 private static String fixProcessName(String defProcessName, 5283 String processName, int uid) { 5284 if (processName == null) { 5285 return defProcessName; 5286 } 5287 return processName; 5288 } 5289 5290 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5291 throws PackageManagerException { 5292 if (pkgSetting.signatures.mSignatures != null) { 5293 // Already existing package. Make sure signatures match 5294 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5295 == PackageManager.SIGNATURE_MATCH; 5296 if (!match) { 5297 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5298 == PackageManager.SIGNATURE_MATCH; 5299 } 5300 if (!match) { 5301 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5302 == PackageManager.SIGNATURE_MATCH; 5303 } 5304 if (!match) { 5305 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5306 + pkg.packageName + " signatures do not match the " 5307 + "previously installed version; ignoring!"); 5308 } 5309 } 5310 5311 // Check for shared user signatures 5312 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5313 // Already existing package. Make sure signatures match 5314 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5315 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5316 if (!match) { 5317 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5318 == PackageManager.SIGNATURE_MATCH; 5319 } 5320 if (!match) { 5321 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5322 == PackageManager.SIGNATURE_MATCH; 5323 } 5324 if (!match) { 5325 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5326 "Package " + pkg.packageName 5327 + " has no signatures that match those in shared user " 5328 + pkgSetting.sharedUser.name + "; ignoring!"); 5329 } 5330 } 5331 } 5332 5333 /** 5334 * Enforces that only the system UID or root's UID can call a method exposed 5335 * via Binder. 5336 * 5337 * @param message used as message if SecurityException is thrown 5338 * @throws SecurityException if the caller is not system or root 5339 */ 5340 private static final void enforceSystemOrRoot(String message) { 5341 final int uid = Binder.getCallingUid(); 5342 if (uid != Process.SYSTEM_UID && uid != 0) { 5343 throw new SecurityException(message); 5344 } 5345 } 5346 5347 @Override 5348 public void performBootDexOpt() { 5349 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5350 5351 // Before everything else, see whether we need to fstrim. 5352 try { 5353 IMountService ms = PackageHelper.getMountService(); 5354 if (ms != null) { 5355 final boolean isUpgrade = isUpgrade(); 5356 boolean doTrim = isUpgrade; 5357 if (doTrim) { 5358 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5359 } else { 5360 final long interval = android.provider.Settings.Global.getLong( 5361 mContext.getContentResolver(), 5362 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5363 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5364 if (interval > 0) { 5365 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5366 if (timeSinceLast > interval) { 5367 doTrim = true; 5368 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5369 + "; running immediately"); 5370 } 5371 } 5372 } 5373 if (doTrim) { 5374 if (!isFirstBoot()) { 5375 try { 5376 ActivityManagerNative.getDefault().showBootMessage( 5377 mContext.getResources().getString( 5378 R.string.android_upgrading_fstrim), true); 5379 } catch (RemoteException e) { 5380 } 5381 } 5382 ms.runMaintenance(); 5383 } 5384 } else { 5385 Slog.e(TAG, "Mount service unavailable!"); 5386 } 5387 } catch (RemoteException e) { 5388 // Can't happen; MountService is local 5389 } 5390 5391 final ArraySet<PackageParser.Package> pkgs; 5392 synchronized (mPackages) { 5393 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5394 } 5395 5396 if (pkgs != null) { 5397 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5398 // in case the device runs out of space. 5399 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5400 // Give priority to core apps. 5401 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5402 PackageParser.Package pkg = it.next(); 5403 if (pkg.coreApp) { 5404 if (DEBUG_DEXOPT) { 5405 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5406 } 5407 sortedPkgs.add(pkg); 5408 it.remove(); 5409 } 5410 } 5411 // Give priority to system apps that listen for pre boot complete. 5412 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5413 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5414 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5415 PackageParser.Package pkg = it.next(); 5416 if (pkgNames.contains(pkg.packageName)) { 5417 if (DEBUG_DEXOPT) { 5418 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5419 } 5420 sortedPkgs.add(pkg); 5421 it.remove(); 5422 } 5423 } 5424 // Give priority to system apps. 5425 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5426 PackageParser.Package pkg = it.next(); 5427 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5428 if (DEBUG_DEXOPT) { 5429 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5430 } 5431 sortedPkgs.add(pkg); 5432 it.remove(); 5433 } 5434 } 5435 // Give priority to updated system apps. 5436 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5437 PackageParser.Package pkg = it.next(); 5438 if (pkg.isUpdatedSystemApp()) { 5439 if (DEBUG_DEXOPT) { 5440 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5441 } 5442 sortedPkgs.add(pkg); 5443 it.remove(); 5444 } 5445 } 5446 // Give priority to apps that listen for boot complete. 5447 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5448 pkgNames = getPackageNamesForIntent(intent); 5449 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5450 PackageParser.Package pkg = it.next(); 5451 if (pkgNames.contains(pkg.packageName)) { 5452 if (DEBUG_DEXOPT) { 5453 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5454 } 5455 sortedPkgs.add(pkg); 5456 it.remove(); 5457 } 5458 } 5459 // Filter out packages that aren't recently used. 5460 filterRecentlyUsedApps(pkgs); 5461 // Add all remaining apps. 5462 for (PackageParser.Package pkg : pkgs) { 5463 if (DEBUG_DEXOPT) { 5464 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5465 } 5466 sortedPkgs.add(pkg); 5467 } 5468 5469 // If we want to be lazy, filter everything that wasn't recently used. 5470 if (mLazyDexOpt) { 5471 filterRecentlyUsedApps(sortedPkgs); 5472 } 5473 5474 int i = 0; 5475 int total = sortedPkgs.size(); 5476 File dataDir = Environment.getDataDirectory(); 5477 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5478 if (lowThreshold == 0) { 5479 throw new IllegalStateException("Invalid low memory threshold"); 5480 } 5481 for (PackageParser.Package pkg : sortedPkgs) { 5482 long usableSpace = dataDir.getUsableSpace(); 5483 if (usableSpace < lowThreshold) { 5484 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5485 break; 5486 } 5487 performBootDexOpt(pkg, ++i, total); 5488 } 5489 } 5490 } 5491 5492 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5493 // Filter out packages that aren't recently used. 5494 // 5495 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5496 // should do a full dexopt. 5497 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5498 int total = pkgs.size(); 5499 int skipped = 0; 5500 long now = System.currentTimeMillis(); 5501 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5502 PackageParser.Package pkg = i.next(); 5503 long then = pkg.mLastPackageUsageTimeInMills; 5504 if (then + mDexOptLRUThresholdInMills < now) { 5505 if (DEBUG_DEXOPT) { 5506 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5507 ((then == 0) ? "never" : new Date(then))); 5508 } 5509 i.remove(); 5510 skipped++; 5511 } 5512 } 5513 if (DEBUG_DEXOPT) { 5514 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5515 } 5516 } 5517 } 5518 5519 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5520 List<ResolveInfo> ris = null; 5521 try { 5522 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5523 intent, null, 0, UserHandle.USER_OWNER); 5524 } catch (RemoteException e) { 5525 } 5526 ArraySet<String> pkgNames = new ArraySet<String>(); 5527 if (ris != null) { 5528 for (ResolveInfo ri : ris) { 5529 pkgNames.add(ri.activityInfo.packageName); 5530 } 5531 } 5532 return pkgNames; 5533 } 5534 5535 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5536 if (DEBUG_DEXOPT) { 5537 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5538 } 5539 if (!isFirstBoot()) { 5540 try { 5541 ActivityManagerNative.getDefault().showBootMessage( 5542 mContext.getResources().getString(R.string.android_upgrading_apk, 5543 curr, total), true); 5544 } catch (RemoteException e) { 5545 } 5546 } 5547 PackageParser.Package p = pkg; 5548 synchronized (mInstallLock) { 5549 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5550 false /* force dex */, false /* defer */, true /* include dependencies */); 5551 } 5552 } 5553 5554 @Override 5555 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5556 return performDexOpt(packageName, instructionSet, false); 5557 } 5558 5559 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5560 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5561 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5562 if (!dexopt && !updateUsage) { 5563 // We aren't going to dexopt or update usage, so bail early. 5564 return false; 5565 } 5566 PackageParser.Package p; 5567 final String targetInstructionSet; 5568 synchronized (mPackages) { 5569 p = mPackages.get(packageName); 5570 if (p == null) { 5571 return false; 5572 } 5573 if (updateUsage) { 5574 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5575 } 5576 mPackageUsage.write(false); 5577 if (!dexopt) { 5578 // We aren't going to dexopt, so bail early. 5579 return false; 5580 } 5581 5582 targetInstructionSet = instructionSet != null ? instructionSet : 5583 getPrimaryInstructionSet(p.applicationInfo); 5584 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5585 return false; 5586 } 5587 } 5588 5589 synchronized (mInstallLock) { 5590 final String[] instructionSets = new String[] { targetInstructionSet }; 5591 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5592 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5593 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5594 } 5595 } 5596 5597 public ArraySet<String> getPackagesThatNeedDexOpt() { 5598 ArraySet<String> pkgs = null; 5599 synchronized (mPackages) { 5600 for (PackageParser.Package p : mPackages.values()) { 5601 if (DEBUG_DEXOPT) { 5602 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5603 } 5604 if (!p.mDexOptPerformed.isEmpty()) { 5605 continue; 5606 } 5607 if (pkgs == null) { 5608 pkgs = new ArraySet<String>(); 5609 } 5610 pkgs.add(p.packageName); 5611 } 5612 } 5613 return pkgs; 5614 } 5615 5616 public void shutdown() { 5617 mPackageUsage.write(true); 5618 } 5619 5620 @Override 5621 public void forceDexOpt(String packageName) { 5622 enforceSystemOrRoot("forceDexOpt"); 5623 5624 PackageParser.Package pkg; 5625 synchronized (mPackages) { 5626 pkg = mPackages.get(packageName); 5627 if (pkg == null) { 5628 throw new IllegalArgumentException("Missing package: " + packageName); 5629 } 5630 } 5631 5632 synchronized (mInstallLock) { 5633 final String[] instructionSets = new String[] { 5634 getPrimaryInstructionSet(pkg.applicationInfo) }; 5635 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5636 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5637 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5638 throw new IllegalStateException("Failed to dexopt: " + res); 5639 } 5640 } 5641 } 5642 5643 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5644 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5645 Slog.w(TAG, "Unable to update from " + oldPkg.name 5646 + " to " + newPkg.packageName 5647 + ": old package not in system partition"); 5648 return false; 5649 } else if (mPackages.get(oldPkg.name) != null) { 5650 Slog.w(TAG, "Unable to update from " + oldPkg.name 5651 + " to " + newPkg.packageName 5652 + ": old package still exists"); 5653 return false; 5654 } 5655 return true; 5656 } 5657 5658 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5659 int[] users = sUserManager.getUserIds(); 5660 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5661 if (res < 0) { 5662 return res; 5663 } 5664 for (int user : users) { 5665 if (user != 0) { 5666 res = mInstaller.createUserData(volumeUuid, packageName, 5667 UserHandle.getUid(user, uid), user, seinfo); 5668 if (res < 0) { 5669 return res; 5670 } 5671 } 5672 } 5673 return res; 5674 } 5675 5676 private int removeDataDirsLI(String volumeUuid, String packageName) { 5677 int[] users = sUserManager.getUserIds(); 5678 int res = 0; 5679 for (int user : users) { 5680 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5681 if (resInner < 0) { 5682 res = resInner; 5683 } 5684 } 5685 5686 return res; 5687 } 5688 5689 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5690 int[] users = sUserManager.getUserIds(); 5691 int res = 0; 5692 for (int user : users) { 5693 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5694 if (resInner < 0) { 5695 res = resInner; 5696 } 5697 } 5698 return res; 5699 } 5700 5701 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5702 PackageParser.Package changingLib) { 5703 if (file.path != null) { 5704 usesLibraryFiles.add(file.path); 5705 return; 5706 } 5707 PackageParser.Package p = mPackages.get(file.apk); 5708 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5709 // If we are doing this while in the middle of updating a library apk, 5710 // then we need to make sure to use that new apk for determining the 5711 // dependencies here. (We haven't yet finished committing the new apk 5712 // to the package manager state.) 5713 if (p == null || p.packageName.equals(changingLib.packageName)) { 5714 p = changingLib; 5715 } 5716 } 5717 if (p != null) { 5718 usesLibraryFiles.addAll(p.getAllCodePaths()); 5719 } 5720 } 5721 5722 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5723 PackageParser.Package changingLib) throws PackageManagerException { 5724 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5725 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5726 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5727 for (int i=0; i<N; i++) { 5728 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5729 if (file == null) { 5730 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5731 "Package " + pkg.packageName + " requires unavailable shared library " 5732 + pkg.usesLibraries.get(i) + "; failing!"); 5733 } 5734 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5735 } 5736 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5737 for (int i=0; i<N; i++) { 5738 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5739 if (file == null) { 5740 Slog.w(TAG, "Package " + pkg.packageName 5741 + " desires unavailable shared library " 5742 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5743 } else { 5744 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5745 } 5746 } 5747 N = usesLibraryFiles.size(); 5748 if (N > 0) { 5749 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5750 } else { 5751 pkg.usesLibraryFiles = null; 5752 } 5753 } 5754 } 5755 5756 private static boolean hasString(List<String> list, List<String> which) { 5757 if (list == null) { 5758 return false; 5759 } 5760 for (int i=list.size()-1; i>=0; i--) { 5761 for (int j=which.size()-1; j>=0; j--) { 5762 if (which.get(j).equals(list.get(i))) { 5763 return true; 5764 } 5765 } 5766 } 5767 return false; 5768 } 5769 5770 private void updateAllSharedLibrariesLPw() { 5771 for (PackageParser.Package pkg : mPackages.values()) { 5772 try { 5773 updateSharedLibrariesLPw(pkg, null); 5774 } catch (PackageManagerException e) { 5775 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5776 } 5777 } 5778 } 5779 5780 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5781 PackageParser.Package changingPkg) { 5782 ArrayList<PackageParser.Package> res = null; 5783 for (PackageParser.Package pkg : mPackages.values()) { 5784 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5785 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5786 if (res == null) { 5787 res = new ArrayList<PackageParser.Package>(); 5788 } 5789 res.add(pkg); 5790 try { 5791 updateSharedLibrariesLPw(pkg, changingPkg); 5792 } catch (PackageManagerException e) { 5793 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5794 } 5795 } 5796 } 5797 return res; 5798 } 5799 5800 /** 5801 * Derive the value of the {@code cpuAbiOverride} based on the provided 5802 * value and an optional stored value from the package settings. 5803 */ 5804 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5805 String cpuAbiOverride = null; 5806 5807 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5808 cpuAbiOverride = null; 5809 } else if (abiOverride != null) { 5810 cpuAbiOverride = abiOverride; 5811 } else if (settings != null) { 5812 cpuAbiOverride = settings.cpuAbiOverrideString; 5813 } 5814 5815 return cpuAbiOverride; 5816 } 5817 5818 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5819 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5820 boolean success = false; 5821 try { 5822 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5823 currentTime, user); 5824 success = true; 5825 return res; 5826 } finally { 5827 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5828 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5829 } 5830 } 5831 } 5832 5833 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5834 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5835 final File scanFile = new File(pkg.codePath); 5836 if (pkg.applicationInfo.getCodePath() == null || 5837 pkg.applicationInfo.getResourcePath() == null) { 5838 // Bail out. The resource and code paths haven't been set. 5839 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5840 "Code and resource paths haven't been set correctly"); 5841 } 5842 5843 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5844 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5845 } else { 5846 // Only allow system apps to be flagged as core apps. 5847 pkg.coreApp = false; 5848 } 5849 5850 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5851 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5852 } 5853 5854 if (mCustomResolverComponentName != null && 5855 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5856 setUpCustomResolverActivity(pkg); 5857 } 5858 5859 if (pkg.packageName.equals("android")) { 5860 synchronized (mPackages) { 5861 if (mAndroidApplication != null) { 5862 Slog.w(TAG, "*************************************************"); 5863 Slog.w(TAG, "Core android package being redefined. Skipping."); 5864 Slog.w(TAG, " file=" + scanFile); 5865 Slog.w(TAG, "*************************************************"); 5866 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5867 "Core android package being redefined. Skipping."); 5868 } 5869 5870 // Set up information for our fall-back user intent resolution activity. 5871 mPlatformPackage = pkg; 5872 pkg.mVersionCode = mSdkVersion; 5873 mAndroidApplication = pkg.applicationInfo; 5874 5875 if (!mResolverReplaced) { 5876 mResolveActivity.applicationInfo = mAndroidApplication; 5877 mResolveActivity.name = ResolverActivity.class.getName(); 5878 mResolveActivity.packageName = mAndroidApplication.packageName; 5879 mResolveActivity.processName = "system:ui"; 5880 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5881 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5882 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5883 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5884 mResolveActivity.exported = true; 5885 mResolveActivity.enabled = true; 5886 mResolveInfo.activityInfo = mResolveActivity; 5887 mResolveInfo.priority = 0; 5888 mResolveInfo.preferredOrder = 0; 5889 mResolveInfo.match = 0; 5890 mResolveComponentName = new ComponentName( 5891 mAndroidApplication.packageName, mResolveActivity.name); 5892 } 5893 } 5894 } 5895 5896 if (DEBUG_PACKAGE_SCANNING) { 5897 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5898 Log.d(TAG, "Scanning package " + pkg.packageName); 5899 } 5900 5901 if (mPackages.containsKey(pkg.packageName) 5902 || mSharedLibraries.containsKey(pkg.packageName)) { 5903 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5904 "Application package " + pkg.packageName 5905 + " already installed. Skipping duplicate."); 5906 } 5907 5908 // If we're only installing presumed-existing packages, require that the 5909 // scanned APK is both already known and at the path previously established 5910 // for it. Previously unknown packages we pick up normally, but if we have an 5911 // a priori expectation about this package's install presence, enforce it. 5912 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5913 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5914 if (known != null) { 5915 if (DEBUG_PACKAGE_SCANNING) { 5916 Log.d(TAG, "Examining " + pkg.codePath 5917 + " and requiring known paths " + known.codePathString 5918 + " & " + known.resourcePathString); 5919 } 5920 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5921 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5922 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5923 "Application package " + pkg.packageName 5924 + " found at " + pkg.applicationInfo.getCodePath() 5925 + " but expected at " + known.codePathString + "; ignoring."); 5926 } 5927 } 5928 } 5929 5930 // Initialize package source and resource directories 5931 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5932 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5933 5934 SharedUserSetting suid = null; 5935 PackageSetting pkgSetting = null; 5936 5937 if (!isSystemApp(pkg)) { 5938 // Only system apps can use these features. 5939 pkg.mOriginalPackages = null; 5940 pkg.mRealPackage = null; 5941 pkg.mAdoptPermissions = null; 5942 } 5943 5944 // writer 5945 synchronized (mPackages) { 5946 if (pkg.mSharedUserId != null) { 5947 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5948 if (suid == null) { 5949 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5950 "Creating application package " + pkg.packageName 5951 + " for shared user failed"); 5952 } 5953 if (DEBUG_PACKAGE_SCANNING) { 5954 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5955 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5956 + "): packages=" + suid.packages); 5957 } 5958 } 5959 5960 // Check if we are renaming from an original package name. 5961 PackageSetting origPackage = null; 5962 String realName = null; 5963 if (pkg.mOriginalPackages != null) { 5964 // This package may need to be renamed to a previously 5965 // installed name. Let's check on that... 5966 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5967 if (pkg.mOriginalPackages.contains(renamed)) { 5968 // This package had originally been installed as the 5969 // original name, and we have already taken care of 5970 // transitioning to the new one. Just update the new 5971 // one to continue using the old name. 5972 realName = pkg.mRealPackage; 5973 if (!pkg.packageName.equals(renamed)) { 5974 // Callers into this function may have already taken 5975 // care of renaming the package; only do it here if 5976 // it is not already done. 5977 pkg.setPackageName(renamed); 5978 } 5979 5980 } else { 5981 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5982 if ((origPackage = mSettings.peekPackageLPr( 5983 pkg.mOriginalPackages.get(i))) != null) { 5984 // We do have the package already installed under its 5985 // original name... should we use it? 5986 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5987 // New package is not compatible with original. 5988 origPackage = null; 5989 continue; 5990 } else if (origPackage.sharedUser != null) { 5991 // Make sure uid is compatible between packages. 5992 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5993 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5994 + " to " + pkg.packageName + ": old uid " 5995 + origPackage.sharedUser.name 5996 + " differs from " + pkg.mSharedUserId); 5997 origPackage = null; 5998 continue; 5999 } 6000 } else { 6001 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6002 + pkg.packageName + " to old name " + origPackage.name); 6003 } 6004 break; 6005 } 6006 } 6007 } 6008 } 6009 6010 if (mTransferedPackages.contains(pkg.packageName)) { 6011 Slog.w(TAG, "Package " + pkg.packageName 6012 + " was transferred to another, but its .apk remains"); 6013 } 6014 6015 // Just create the setting, don't add it yet. For already existing packages 6016 // the PkgSetting exists already and doesn't have to be created. 6017 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6018 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6019 pkg.applicationInfo.primaryCpuAbi, 6020 pkg.applicationInfo.secondaryCpuAbi, 6021 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6022 user, false); 6023 if (pkgSetting == null) { 6024 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6025 "Creating application package " + pkg.packageName + " failed"); 6026 } 6027 6028 if (pkgSetting.origPackage != null) { 6029 // If we are first transitioning from an original package, 6030 // fix up the new package's name now. We need to do this after 6031 // looking up the package under its new name, so getPackageLP 6032 // can take care of fiddling things correctly. 6033 pkg.setPackageName(origPackage.name); 6034 6035 // File a report about this. 6036 String msg = "New package " + pkgSetting.realName 6037 + " renamed to replace old package " + pkgSetting.name; 6038 reportSettingsProblem(Log.WARN, msg); 6039 6040 // Make a note of it. 6041 mTransferedPackages.add(origPackage.name); 6042 6043 // No longer need to retain this. 6044 pkgSetting.origPackage = null; 6045 } 6046 6047 if (realName != null) { 6048 // Make a note of it. 6049 mTransferedPackages.add(pkg.packageName); 6050 } 6051 6052 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6053 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6054 } 6055 6056 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6057 // Check all shared libraries and map to their actual file path. 6058 // We only do this here for apps not on a system dir, because those 6059 // are the only ones that can fail an install due to this. We 6060 // will take care of the system apps by updating all of their 6061 // library paths after the scan is done. 6062 updateSharedLibrariesLPw(pkg, null); 6063 } 6064 6065 if (mFoundPolicyFile) { 6066 SELinuxMMAC.assignSeinfoValue(pkg); 6067 } 6068 6069 pkg.applicationInfo.uid = pkgSetting.appId; 6070 pkg.mExtras = pkgSetting; 6071 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 6072 try { 6073 verifySignaturesLP(pkgSetting, pkg); 6074 // We just determined the app is signed correctly, so bring 6075 // over the latest parsed certs. 6076 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6077 } catch (PackageManagerException e) { 6078 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6079 throw e; 6080 } 6081 // The signature has changed, but this package is in the system 6082 // image... let's recover! 6083 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6084 // However... if this package is part of a shared user, but it 6085 // doesn't match the signature of the shared user, let's fail. 6086 // What this means is that you can't change the signatures 6087 // associated with an overall shared user, which doesn't seem all 6088 // that unreasonable. 6089 if (pkgSetting.sharedUser != null) { 6090 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6091 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6092 throw new PackageManagerException( 6093 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6094 "Signature mismatch for shared user : " 6095 + pkgSetting.sharedUser); 6096 } 6097 } 6098 // File a report about this. 6099 String msg = "System package " + pkg.packageName 6100 + " signature changed; retaining data."; 6101 reportSettingsProblem(Log.WARN, msg); 6102 } 6103 } else { 6104 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 6105 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6106 + pkg.packageName + " upgrade keys do not match the " 6107 + "previously installed version"); 6108 } else { 6109 // We just determined the app is signed correctly, so bring 6110 // over the latest parsed certs. 6111 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6112 } 6113 } 6114 // Verify that this new package doesn't have any content providers 6115 // that conflict with existing packages. Only do this if the 6116 // package isn't already installed, since we don't want to break 6117 // things that are installed. 6118 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6119 final int N = pkg.providers.size(); 6120 int i; 6121 for (i=0; i<N; i++) { 6122 PackageParser.Provider p = pkg.providers.get(i); 6123 if (p.info.authority != null) { 6124 String names[] = p.info.authority.split(";"); 6125 for (int j = 0; j < names.length; j++) { 6126 if (mProvidersByAuthority.containsKey(names[j])) { 6127 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6128 final String otherPackageName = 6129 ((other != null && other.getComponentName() != null) ? 6130 other.getComponentName().getPackageName() : "?"); 6131 throw new PackageManagerException( 6132 INSTALL_FAILED_CONFLICTING_PROVIDER, 6133 "Can't install because provider name " + names[j] 6134 + " (in package " + pkg.applicationInfo.packageName 6135 + ") is already used by " + otherPackageName); 6136 } 6137 } 6138 } 6139 } 6140 } 6141 6142 if (pkg.mAdoptPermissions != null) { 6143 // This package wants to adopt ownership of permissions from 6144 // another package. 6145 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6146 final String origName = pkg.mAdoptPermissions.get(i); 6147 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6148 if (orig != null) { 6149 if (verifyPackageUpdateLPr(orig, pkg)) { 6150 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6151 + pkg.packageName); 6152 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6153 } 6154 } 6155 } 6156 } 6157 } 6158 6159 final String pkgName = pkg.packageName; 6160 6161 final long scanFileTime = scanFile.lastModified(); 6162 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6163 pkg.applicationInfo.processName = fixProcessName( 6164 pkg.applicationInfo.packageName, 6165 pkg.applicationInfo.processName, 6166 pkg.applicationInfo.uid); 6167 6168 File dataPath; 6169 if (mPlatformPackage == pkg) { 6170 // The system package is special. 6171 dataPath = new File(Environment.getDataDirectory(), "system"); 6172 6173 pkg.applicationInfo.dataDir = dataPath.getPath(); 6174 6175 } else { 6176 // This is a normal package, need to make its data directory. 6177 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6178 UserHandle.USER_OWNER); 6179 6180 boolean uidError = false; 6181 if (dataPath.exists()) { 6182 int currentUid = 0; 6183 try { 6184 StructStat stat = Os.stat(dataPath.getPath()); 6185 currentUid = stat.st_uid; 6186 } catch (ErrnoException e) { 6187 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6188 } 6189 6190 // If we have mismatched owners for the data path, we have a problem. 6191 if (currentUid != pkg.applicationInfo.uid) { 6192 boolean recovered = false; 6193 if (currentUid == 0) { 6194 // The directory somehow became owned by root. Wow. 6195 // This is probably because the system was stopped while 6196 // installd was in the middle of messing with its libs 6197 // directory. Ask installd to fix that. 6198 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6199 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6200 if (ret >= 0) { 6201 recovered = true; 6202 String msg = "Package " + pkg.packageName 6203 + " unexpectedly changed to uid 0; recovered to " + 6204 + pkg.applicationInfo.uid; 6205 reportSettingsProblem(Log.WARN, msg); 6206 } 6207 } 6208 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6209 || (scanFlags&SCAN_BOOTING) != 0)) { 6210 // If this is a system app, we can at least delete its 6211 // current data so the application will still work. 6212 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6213 if (ret >= 0) { 6214 // TODO: Kill the processes first 6215 // Old data gone! 6216 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6217 ? "System package " : "Third party package "; 6218 String msg = prefix + pkg.packageName 6219 + " has changed from uid: " 6220 + currentUid + " to " 6221 + pkg.applicationInfo.uid + "; old data erased"; 6222 reportSettingsProblem(Log.WARN, msg); 6223 recovered = true; 6224 6225 // And now re-install the app. 6226 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6227 pkg.applicationInfo.seinfo); 6228 if (ret == -1) { 6229 // Ack should not happen! 6230 msg = prefix + pkg.packageName 6231 + " could not have data directory re-created after delete."; 6232 reportSettingsProblem(Log.WARN, msg); 6233 throw new PackageManagerException( 6234 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6235 } 6236 } 6237 if (!recovered) { 6238 mHasSystemUidErrors = true; 6239 } 6240 } else if (!recovered) { 6241 // If we allow this install to proceed, we will be broken. 6242 // Abort, abort! 6243 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6244 "scanPackageLI"); 6245 } 6246 if (!recovered) { 6247 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6248 + pkg.applicationInfo.uid + "/fs_" 6249 + currentUid; 6250 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6251 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6252 String msg = "Package " + pkg.packageName 6253 + " has mismatched uid: " 6254 + currentUid + " on disk, " 6255 + pkg.applicationInfo.uid + " in settings"; 6256 // writer 6257 synchronized (mPackages) { 6258 mSettings.mReadMessages.append(msg); 6259 mSettings.mReadMessages.append('\n'); 6260 uidError = true; 6261 if (!pkgSetting.uidError) { 6262 reportSettingsProblem(Log.ERROR, msg); 6263 } 6264 } 6265 } 6266 } 6267 pkg.applicationInfo.dataDir = dataPath.getPath(); 6268 if (mShouldRestoreconData) { 6269 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6270 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6271 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6272 } 6273 } else { 6274 if (DEBUG_PACKAGE_SCANNING) { 6275 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6276 Log.v(TAG, "Want this data dir: " + dataPath); 6277 } 6278 //invoke installer to do the actual installation 6279 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6280 pkg.applicationInfo.seinfo); 6281 if (ret < 0) { 6282 // Error from installer 6283 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6284 "Unable to create data dirs [errorCode=" + ret + "]"); 6285 } 6286 6287 if (dataPath.exists()) { 6288 pkg.applicationInfo.dataDir = dataPath.getPath(); 6289 } else { 6290 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6291 pkg.applicationInfo.dataDir = null; 6292 } 6293 } 6294 6295 pkgSetting.uidError = uidError; 6296 } 6297 6298 final String path = scanFile.getPath(); 6299 final String codePath = pkg.applicationInfo.getCodePath(); 6300 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6301 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6302 setBundledAppAbisAndRoots(pkg, pkgSetting); 6303 6304 // If we haven't found any native libraries for the app, check if it has 6305 // renderscript code. We'll need to force the app to 32 bit if it has 6306 // renderscript bitcode. 6307 if (pkg.applicationInfo.primaryCpuAbi == null 6308 && pkg.applicationInfo.secondaryCpuAbi == null 6309 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6310 NativeLibraryHelper.Handle handle = null; 6311 try { 6312 handle = NativeLibraryHelper.Handle.create(scanFile); 6313 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6314 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6315 } 6316 } catch (IOException ioe) { 6317 Slog.w(TAG, "Error scanning system app : " + ioe); 6318 } finally { 6319 IoUtils.closeQuietly(handle); 6320 } 6321 } 6322 6323 setNativeLibraryPaths(pkg); 6324 } else { 6325 // TODO: We can probably be smarter about this stuff. For installed apps, 6326 // we can calculate this information at install time once and for all. For 6327 // system apps, we can probably assume that this information doesn't change 6328 // after the first boot scan. As things stand, we do lots of unnecessary work. 6329 6330 // Give ourselves some initial paths; we'll come back for another 6331 // pass once we've determined ABI below. 6332 setNativeLibraryPaths(pkg); 6333 6334 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6335 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6336 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6337 6338 NativeLibraryHelper.Handle handle = null; 6339 try { 6340 handle = NativeLibraryHelper.Handle.create(scanFile); 6341 // TODO(multiArch): This can be null for apps that didn't go through the 6342 // usual installation process. We can calculate it again, like we 6343 // do during install time. 6344 // 6345 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6346 // unnecessary. 6347 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6348 6349 // Null out the abis so that they can be recalculated. 6350 pkg.applicationInfo.primaryCpuAbi = null; 6351 pkg.applicationInfo.secondaryCpuAbi = null; 6352 if (isMultiArch(pkg.applicationInfo)) { 6353 // Warn if we've set an abiOverride for multi-lib packages.. 6354 // By definition, we need to copy both 32 and 64 bit libraries for 6355 // such packages. 6356 if (pkg.cpuAbiOverride != null 6357 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6358 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6359 } 6360 6361 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6362 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6363 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6364 if (isAsec) { 6365 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6366 } else { 6367 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6368 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6369 useIsaSpecificSubdirs); 6370 } 6371 } 6372 6373 maybeThrowExceptionForMultiArchCopy( 6374 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6375 6376 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6377 if (isAsec) { 6378 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6379 } else { 6380 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6381 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6382 useIsaSpecificSubdirs); 6383 } 6384 } 6385 6386 maybeThrowExceptionForMultiArchCopy( 6387 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6388 6389 if (abi64 >= 0) { 6390 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6391 } 6392 6393 if (abi32 >= 0) { 6394 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6395 if (abi64 >= 0) { 6396 pkg.applicationInfo.secondaryCpuAbi = abi; 6397 } else { 6398 pkg.applicationInfo.primaryCpuAbi = abi; 6399 } 6400 } 6401 } else { 6402 String[] abiList = (cpuAbiOverride != null) ? 6403 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6404 6405 // Enable gross and lame hacks for apps that are built with old 6406 // SDK tools. We must scan their APKs for renderscript bitcode and 6407 // not launch them if it's present. Don't bother checking on devices 6408 // that don't have 64 bit support. 6409 boolean needsRenderScriptOverride = false; 6410 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6411 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6412 abiList = Build.SUPPORTED_32_BIT_ABIS; 6413 needsRenderScriptOverride = true; 6414 } 6415 6416 final int copyRet; 6417 if (isAsec) { 6418 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6419 } else { 6420 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6421 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6422 } 6423 6424 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6425 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6426 "Error unpackaging native libs for app, errorCode=" + copyRet); 6427 } 6428 6429 if (copyRet >= 0) { 6430 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6431 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6432 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6433 } else if (needsRenderScriptOverride) { 6434 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6435 } 6436 } 6437 } catch (IOException ioe) { 6438 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6439 } finally { 6440 IoUtils.closeQuietly(handle); 6441 } 6442 6443 // Now that we've calculated the ABIs and determined if it's an internal app, 6444 // we will go ahead and populate the nativeLibraryPath. 6445 setNativeLibraryPaths(pkg); 6446 6447 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6448 final int[] userIds = sUserManager.getUserIds(); 6449 synchronized (mInstallLock) { 6450 // Create a native library symlink only if we have native libraries 6451 // and if the native libraries are 32 bit libraries. We do not provide 6452 // this symlink for 64 bit libraries. 6453 if (pkg.applicationInfo.primaryCpuAbi != null && 6454 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6455 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6456 for (int userId : userIds) { 6457 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6458 nativeLibPath, userId) < 0) { 6459 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6460 "Failed linking native library dir (user=" + userId + ")"); 6461 } 6462 } 6463 } 6464 } 6465 } 6466 6467 // This is a special case for the "system" package, where the ABI is 6468 // dictated by the zygote configuration (and init.rc). We should keep track 6469 // of this ABI so that we can deal with "normal" applications that run under 6470 // the same UID correctly. 6471 if (mPlatformPackage == pkg) { 6472 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6473 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6474 } 6475 6476 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6477 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6478 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6479 // Copy the derived override back to the parsed package, so that we can 6480 // update the package settings accordingly. 6481 pkg.cpuAbiOverride = cpuAbiOverride; 6482 6483 if (DEBUG_ABI_SELECTION) { 6484 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6485 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6486 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6487 } 6488 6489 // Push the derived path down into PackageSettings so we know what to 6490 // clean up at uninstall time. 6491 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6492 6493 if (DEBUG_ABI_SELECTION) { 6494 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6495 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6496 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6497 } 6498 6499 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6500 // We don't do this here during boot because we can do it all 6501 // at once after scanning all existing packages. 6502 // 6503 // We also do this *before* we perform dexopt on this package, so that 6504 // we can avoid redundant dexopts, and also to make sure we've got the 6505 // code and package path correct. 6506 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6507 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6508 } 6509 6510 if ((scanFlags & SCAN_NO_DEX) == 0) { 6511 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6512 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6513 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6514 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6515 } 6516 } 6517 if (mFactoryTest && pkg.requestedPermissions.contains( 6518 android.Manifest.permission.FACTORY_TEST)) { 6519 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6520 } 6521 6522 ArrayList<PackageParser.Package> clientLibPkgs = null; 6523 6524 // writer 6525 synchronized (mPackages) { 6526 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6527 // Only system apps can add new shared libraries. 6528 if (pkg.libraryNames != null) { 6529 for (int i=0; i<pkg.libraryNames.size(); i++) { 6530 String name = pkg.libraryNames.get(i); 6531 boolean allowed = false; 6532 if (pkg.isUpdatedSystemApp()) { 6533 // New library entries can only be added through the 6534 // system image. This is important to get rid of a lot 6535 // of nasty edge cases: for example if we allowed a non- 6536 // system update of the app to add a library, then uninstalling 6537 // the update would make the library go away, and assumptions 6538 // we made such as through app install filtering would now 6539 // have allowed apps on the device which aren't compatible 6540 // with it. Better to just have the restriction here, be 6541 // conservative, and create many fewer cases that can negatively 6542 // impact the user experience. 6543 final PackageSetting sysPs = mSettings 6544 .getDisabledSystemPkgLPr(pkg.packageName); 6545 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6546 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6547 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6548 allowed = true; 6549 allowed = true; 6550 break; 6551 } 6552 } 6553 } 6554 } else { 6555 allowed = true; 6556 } 6557 if (allowed) { 6558 if (!mSharedLibraries.containsKey(name)) { 6559 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6560 } else if (!name.equals(pkg.packageName)) { 6561 Slog.w(TAG, "Package " + pkg.packageName + " library " 6562 + name + " already exists; skipping"); 6563 } 6564 } else { 6565 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6566 + name + " that is not declared on system image; skipping"); 6567 } 6568 } 6569 if ((scanFlags&SCAN_BOOTING) == 0) { 6570 // If we are not booting, we need to update any applications 6571 // that are clients of our shared library. If we are booting, 6572 // this will all be done once the scan is complete. 6573 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6574 } 6575 } 6576 } 6577 } 6578 6579 // We also need to dexopt any apps that are dependent on this library. Note that 6580 // if these fail, we should abort the install since installing the library will 6581 // result in some apps being broken. 6582 if (clientLibPkgs != null) { 6583 if ((scanFlags & SCAN_NO_DEX) == 0) { 6584 for (int i = 0; i < clientLibPkgs.size(); i++) { 6585 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6586 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6587 null /* instruction sets */, forceDex, 6588 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6589 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6590 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6591 "scanPackageLI failed to dexopt clientLibPkgs"); 6592 } 6593 } 6594 } 6595 } 6596 6597 // Also need to kill any apps that are dependent on the library. 6598 if (clientLibPkgs != null) { 6599 for (int i=0; i<clientLibPkgs.size(); i++) { 6600 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6601 killApplication(clientPkg.applicationInfo.packageName, 6602 clientPkg.applicationInfo.uid, "update lib"); 6603 } 6604 } 6605 6606 // writer 6607 synchronized (mPackages) { 6608 // We don't expect installation to fail beyond this point 6609 6610 // Add the new setting to mSettings 6611 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6612 // Add the new setting to mPackages 6613 mPackages.put(pkg.applicationInfo.packageName, pkg); 6614 // Make sure we don't accidentally delete its data. 6615 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6616 while (iter.hasNext()) { 6617 PackageCleanItem item = iter.next(); 6618 if (pkgName.equals(item.packageName)) { 6619 iter.remove(); 6620 } 6621 } 6622 6623 // Take care of first install / last update times. 6624 if (currentTime != 0) { 6625 if (pkgSetting.firstInstallTime == 0) { 6626 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6627 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6628 pkgSetting.lastUpdateTime = currentTime; 6629 } 6630 } else if (pkgSetting.firstInstallTime == 0) { 6631 // We need *something*. Take time time stamp of the file. 6632 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6633 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6634 if (scanFileTime != pkgSetting.timeStamp) { 6635 // A package on the system image has changed; consider this 6636 // to be an update. 6637 pkgSetting.lastUpdateTime = scanFileTime; 6638 } 6639 } 6640 6641 // Add the package's KeySets to the global KeySetManagerService 6642 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6643 try { 6644 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6645 if (pkg.mKeySetMapping != null) { 6646 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6647 if (pkg.mUpgradeKeySets != null) { 6648 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6649 } 6650 } 6651 } catch (NullPointerException e) { 6652 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6653 } catch (IllegalArgumentException e) { 6654 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6655 } 6656 6657 int N = pkg.providers.size(); 6658 StringBuilder r = null; 6659 int i; 6660 for (i=0; i<N; i++) { 6661 PackageParser.Provider p = pkg.providers.get(i); 6662 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6663 p.info.processName, pkg.applicationInfo.uid); 6664 mProviders.addProvider(p); 6665 p.syncable = p.info.isSyncable; 6666 if (p.info.authority != null) { 6667 String names[] = p.info.authority.split(";"); 6668 p.info.authority = null; 6669 for (int j = 0; j < names.length; j++) { 6670 if (j == 1 && p.syncable) { 6671 // We only want the first authority for a provider to possibly be 6672 // syncable, so if we already added this provider using a different 6673 // authority clear the syncable flag. We copy the provider before 6674 // changing it because the mProviders object contains a reference 6675 // to a provider that we don't want to change. 6676 // Only do this for the second authority since the resulting provider 6677 // object can be the same for all future authorities for this provider. 6678 p = new PackageParser.Provider(p); 6679 p.syncable = false; 6680 } 6681 if (!mProvidersByAuthority.containsKey(names[j])) { 6682 mProvidersByAuthority.put(names[j], p); 6683 if (p.info.authority == null) { 6684 p.info.authority = names[j]; 6685 } else { 6686 p.info.authority = p.info.authority + ";" + names[j]; 6687 } 6688 if (DEBUG_PACKAGE_SCANNING) { 6689 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6690 Log.d(TAG, "Registered content provider: " + names[j] 6691 + ", className = " + p.info.name + ", isSyncable = " 6692 + p.info.isSyncable); 6693 } 6694 } else { 6695 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6696 Slog.w(TAG, "Skipping provider name " + names[j] + 6697 " (in package " + pkg.applicationInfo.packageName + 6698 "): name already used by " 6699 + ((other != null && other.getComponentName() != null) 6700 ? other.getComponentName().getPackageName() : "?")); 6701 } 6702 } 6703 } 6704 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6705 if (r == null) { 6706 r = new StringBuilder(256); 6707 } else { 6708 r.append(' '); 6709 } 6710 r.append(p.info.name); 6711 } 6712 } 6713 if (r != null) { 6714 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6715 } 6716 6717 N = pkg.services.size(); 6718 r = null; 6719 for (i=0; i<N; i++) { 6720 PackageParser.Service s = pkg.services.get(i); 6721 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6722 s.info.processName, pkg.applicationInfo.uid); 6723 mServices.addService(s); 6724 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6725 if (r == null) { 6726 r = new StringBuilder(256); 6727 } else { 6728 r.append(' '); 6729 } 6730 r.append(s.info.name); 6731 } 6732 } 6733 if (r != null) { 6734 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6735 } 6736 6737 N = pkg.receivers.size(); 6738 r = null; 6739 for (i=0; i<N; i++) { 6740 PackageParser.Activity a = pkg.receivers.get(i); 6741 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6742 a.info.processName, pkg.applicationInfo.uid); 6743 mReceivers.addActivity(a, "receiver"); 6744 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6745 if (r == null) { 6746 r = new StringBuilder(256); 6747 } else { 6748 r.append(' '); 6749 } 6750 r.append(a.info.name); 6751 } 6752 } 6753 if (r != null) { 6754 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6755 } 6756 6757 N = pkg.activities.size(); 6758 r = null; 6759 for (i=0; i<N; i++) { 6760 PackageParser.Activity a = pkg.activities.get(i); 6761 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6762 a.info.processName, pkg.applicationInfo.uid); 6763 mActivities.addActivity(a, "activity"); 6764 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6765 if (r == null) { 6766 r = new StringBuilder(256); 6767 } else { 6768 r.append(' '); 6769 } 6770 r.append(a.info.name); 6771 } 6772 } 6773 if (r != null) { 6774 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6775 } 6776 6777 N = pkg.permissionGroups.size(); 6778 r = null; 6779 for (i=0; i<N; i++) { 6780 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6781 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6782 if (cur == null) { 6783 mPermissionGroups.put(pg.info.name, pg); 6784 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6785 if (r == null) { 6786 r = new StringBuilder(256); 6787 } else { 6788 r.append(' '); 6789 } 6790 r.append(pg.info.name); 6791 } 6792 } else { 6793 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6794 + pg.info.packageName + " ignored: original from " 6795 + cur.info.packageName); 6796 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6797 if (r == null) { 6798 r = new StringBuilder(256); 6799 } else { 6800 r.append(' '); 6801 } 6802 r.append("DUP:"); 6803 r.append(pg.info.name); 6804 } 6805 } 6806 } 6807 if (r != null) { 6808 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6809 } 6810 6811 N = pkg.permissions.size(); 6812 r = null; 6813 for (i=0; i<N; i++) { 6814 PackageParser.Permission p = pkg.permissions.get(i); 6815 6816 // Now that permission groups have a special meaning, we ignore permission 6817 // groups for legacy apps to prevent unexpected behavior. In particular, 6818 // permissions for one app being granted to someone just becuase they happen 6819 // to be in a group defined by another app (before this had no implications). 6820 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6821 p.group = mPermissionGroups.get(p.info.group); 6822 // Warn for a permission in an unknown group. 6823 if (p.info.group != null && p.group == null) { 6824 Slog.w(TAG, "Permission " + p.info.name + " from package " 6825 + p.info.packageName + " in an unknown group " + p.info.group); 6826 } 6827 } 6828 6829 ArrayMap<String, BasePermission> permissionMap = 6830 p.tree ? mSettings.mPermissionTrees 6831 : mSettings.mPermissions; 6832 BasePermission bp = permissionMap.get(p.info.name); 6833 6834 // Allow system apps to redefine non-system permissions 6835 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6836 final boolean currentOwnerIsSystem = (bp.perm != null 6837 && isSystemApp(bp.perm.owner)); 6838 if (isSystemApp(p.owner)) { 6839 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6840 // It's a built-in permission and no owner, take ownership now 6841 bp.packageSetting = pkgSetting; 6842 bp.perm = p; 6843 bp.uid = pkg.applicationInfo.uid; 6844 bp.sourcePackage = p.info.packageName; 6845 } else if (!currentOwnerIsSystem) { 6846 String msg = "New decl " + p.owner + " of permission " 6847 + p.info.name + " is system; overriding " + bp.sourcePackage; 6848 reportSettingsProblem(Log.WARN, msg); 6849 bp = null; 6850 } 6851 } 6852 } 6853 6854 if (bp == null) { 6855 bp = new BasePermission(p.info.name, p.info.packageName, 6856 BasePermission.TYPE_NORMAL); 6857 permissionMap.put(p.info.name, bp); 6858 } 6859 6860 if (bp.perm == null) { 6861 if (bp.sourcePackage == null 6862 || bp.sourcePackage.equals(p.info.packageName)) { 6863 BasePermission tree = findPermissionTreeLP(p.info.name); 6864 if (tree == null 6865 || tree.sourcePackage.equals(p.info.packageName)) { 6866 bp.packageSetting = pkgSetting; 6867 bp.perm = p; 6868 bp.uid = pkg.applicationInfo.uid; 6869 bp.sourcePackage = p.info.packageName; 6870 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6871 if (r == null) { 6872 r = new StringBuilder(256); 6873 } else { 6874 r.append(' '); 6875 } 6876 r.append(p.info.name); 6877 } 6878 } else { 6879 Slog.w(TAG, "Permission " + p.info.name + " from package " 6880 + p.info.packageName + " ignored: base tree " 6881 + tree.name + " is from package " 6882 + tree.sourcePackage); 6883 } 6884 } else { 6885 Slog.w(TAG, "Permission " + p.info.name + " from package " 6886 + p.info.packageName + " ignored: original from " 6887 + bp.sourcePackage); 6888 } 6889 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6890 if (r == null) { 6891 r = new StringBuilder(256); 6892 } else { 6893 r.append(' '); 6894 } 6895 r.append("DUP:"); 6896 r.append(p.info.name); 6897 } 6898 if (bp.perm == p) { 6899 bp.protectionLevel = p.info.protectionLevel; 6900 } 6901 } 6902 6903 if (r != null) { 6904 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6905 } 6906 6907 N = pkg.instrumentation.size(); 6908 r = null; 6909 for (i=0; i<N; i++) { 6910 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6911 a.info.packageName = pkg.applicationInfo.packageName; 6912 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6913 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6914 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6915 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6916 a.info.dataDir = pkg.applicationInfo.dataDir; 6917 6918 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6919 // need other information about the application, like the ABI and what not ? 6920 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6921 mInstrumentation.put(a.getComponentName(), a); 6922 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6923 if (r == null) { 6924 r = new StringBuilder(256); 6925 } else { 6926 r.append(' '); 6927 } 6928 r.append(a.info.name); 6929 } 6930 } 6931 if (r != null) { 6932 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6933 } 6934 6935 if (pkg.protectedBroadcasts != null) { 6936 N = pkg.protectedBroadcasts.size(); 6937 for (i=0; i<N; i++) { 6938 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6939 } 6940 } 6941 6942 pkgSetting.setTimeStamp(scanFileTime); 6943 6944 // Create idmap files for pairs of (packages, overlay packages). 6945 // Note: "android", ie framework-res.apk, is handled by native layers. 6946 if (pkg.mOverlayTarget != null) { 6947 // This is an overlay package. 6948 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6949 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6950 mOverlays.put(pkg.mOverlayTarget, 6951 new ArrayMap<String, PackageParser.Package>()); 6952 } 6953 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6954 map.put(pkg.packageName, pkg); 6955 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6956 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6957 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6958 "scanPackageLI failed to createIdmap"); 6959 } 6960 } 6961 } else if (mOverlays.containsKey(pkg.packageName) && 6962 !pkg.packageName.equals("android")) { 6963 // This is a regular package, with one or more known overlay packages. 6964 createIdmapsForPackageLI(pkg); 6965 } 6966 } 6967 6968 return pkg; 6969 } 6970 6971 /** 6972 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6973 * i.e, so that all packages can be run inside a single process if required. 6974 * 6975 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6976 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6977 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6978 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6979 * updating a package that belongs to a shared user. 6980 * 6981 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6982 * adds unnecessary complexity. 6983 */ 6984 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6985 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6986 String requiredInstructionSet = null; 6987 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6988 requiredInstructionSet = VMRuntime.getInstructionSet( 6989 scannedPackage.applicationInfo.primaryCpuAbi); 6990 } 6991 6992 PackageSetting requirer = null; 6993 for (PackageSetting ps : packagesForUser) { 6994 // If packagesForUser contains scannedPackage, we skip it. This will happen 6995 // when scannedPackage is an update of an existing package. Without this check, 6996 // we will never be able to change the ABI of any package belonging to a shared 6997 // user, even if it's compatible with other packages. 6998 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6999 if (ps.primaryCpuAbiString == null) { 7000 continue; 7001 } 7002 7003 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7004 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7005 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7006 // this but there's not much we can do. 7007 String errorMessage = "Instruction set mismatch, " 7008 + ((requirer == null) ? "[caller]" : requirer) 7009 + " requires " + requiredInstructionSet + " whereas " + ps 7010 + " requires " + instructionSet; 7011 Slog.w(TAG, errorMessage); 7012 } 7013 7014 if (requiredInstructionSet == null) { 7015 requiredInstructionSet = instructionSet; 7016 requirer = ps; 7017 } 7018 } 7019 } 7020 7021 if (requiredInstructionSet != null) { 7022 String adjustedAbi; 7023 if (requirer != null) { 7024 // requirer != null implies that either scannedPackage was null or that scannedPackage 7025 // did not require an ABI, in which case we have to adjust scannedPackage to match 7026 // the ABI of the set (which is the same as requirer's ABI) 7027 adjustedAbi = requirer.primaryCpuAbiString; 7028 if (scannedPackage != null) { 7029 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7030 } 7031 } else { 7032 // requirer == null implies that we're updating all ABIs in the set to 7033 // match scannedPackage. 7034 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7035 } 7036 7037 for (PackageSetting ps : packagesForUser) { 7038 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7039 if (ps.primaryCpuAbiString != null) { 7040 continue; 7041 } 7042 7043 ps.primaryCpuAbiString = adjustedAbi; 7044 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7045 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7046 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7047 7048 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7049 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7050 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7051 ps.primaryCpuAbiString = null; 7052 ps.pkg.applicationInfo.primaryCpuAbi = null; 7053 return; 7054 } else { 7055 mInstaller.rmdex(ps.codePathString, 7056 getDexCodeInstructionSet(getPreferredInstructionSet())); 7057 } 7058 } 7059 } 7060 } 7061 } 7062 } 7063 7064 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7065 synchronized (mPackages) { 7066 mResolverReplaced = true; 7067 // Set up information for custom user intent resolution activity. 7068 mResolveActivity.applicationInfo = pkg.applicationInfo; 7069 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7070 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7071 mResolveActivity.processName = pkg.applicationInfo.packageName; 7072 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7073 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7074 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7075 mResolveActivity.theme = 0; 7076 mResolveActivity.exported = true; 7077 mResolveActivity.enabled = true; 7078 mResolveInfo.activityInfo = mResolveActivity; 7079 mResolveInfo.priority = 0; 7080 mResolveInfo.preferredOrder = 0; 7081 mResolveInfo.match = 0; 7082 mResolveComponentName = mCustomResolverComponentName; 7083 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7084 mResolveComponentName); 7085 } 7086 } 7087 7088 private static String calculateBundledApkRoot(final String codePathString) { 7089 final File codePath = new File(codePathString); 7090 final File codeRoot; 7091 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7092 codeRoot = Environment.getRootDirectory(); 7093 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7094 codeRoot = Environment.getOemDirectory(); 7095 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7096 codeRoot = Environment.getVendorDirectory(); 7097 } else { 7098 // Unrecognized code path; take its top real segment as the apk root: 7099 // e.g. /something/app/blah.apk => /something 7100 try { 7101 File f = codePath.getCanonicalFile(); 7102 File parent = f.getParentFile(); // non-null because codePath is a file 7103 File tmp; 7104 while ((tmp = parent.getParentFile()) != null) { 7105 f = parent; 7106 parent = tmp; 7107 } 7108 codeRoot = f; 7109 Slog.w(TAG, "Unrecognized code path " 7110 + codePath + " - using " + codeRoot); 7111 } catch (IOException e) { 7112 // Can't canonicalize the code path -- shenanigans? 7113 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7114 return Environment.getRootDirectory().getPath(); 7115 } 7116 } 7117 return codeRoot.getPath(); 7118 } 7119 7120 /** 7121 * Derive and set the location of native libraries for the given package, 7122 * which varies depending on where and how the package was installed. 7123 */ 7124 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7125 final ApplicationInfo info = pkg.applicationInfo; 7126 final String codePath = pkg.codePath; 7127 final File codeFile = new File(codePath); 7128 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7129 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7130 7131 info.nativeLibraryRootDir = null; 7132 info.nativeLibraryRootRequiresIsa = false; 7133 info.nativeLibraryDir = null; 7134 info.secondaryNativeLibraryDir = null; 7135 7136 if (isApkFile(codeFile)) { 7137 // Monolithic install 7138 if (bundledApp) { 7139 // If "/system/lib64/apkname" exists, assume that is the per-package 7140 // native library directory to use; otherwise use "/system/lib/apkname". 7141 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7142 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7143 getPrimaryInstructionSet(info)); 7144 7145 // This is a bundled system app so choose the path based on the ABI. 7146 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7147 // is just the default path. 7148 final String apkName = deriveCodePathName(codePath); 7149 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7150 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7151 apkName).getAbsolutePath(); 7152 7153 if (info.secondaryCpuAbi != null) { 7154 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7155 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7156 secondaryLibDir, apkName).getAbsolutePath(); 7157 } 7158 } else if (asecApp) { 7159 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7160 .getAbsolutePath(); 7161 } else { 7162 final String apkName = deriveCodePathName(codePath); 7163 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7164 .getAbsolutePath(); 7165 } 7166 7167 info.nativeLibraryRootRequiresIsa = false; 7168 info.nativeLibraryDir = info.nativeLibraryRootDir; 7169 } else { 7170 // Cluster install 7171 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7172 info.nativeLibraryRootRequiresIsa = true; 7173 7174 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7175 getPrimaryInstructionSet(info)).getAbsolutePath(); 7176 7177 if (info.secondaryCpuAbi != null) { 7178 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7179 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7180 } 7181 } 7182 } 7183 7184 /** 7185 * Calculate the abis and roots for a bundled app. These can uniquely 7186 * be determined from the contents of the system partition, i.e whether 7187 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7188 * of this information, and instead assume that the system was built 7189 * sensibly. 7190 */ 7191 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7192 PackageSetting pkgSetting) { 7193 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7194 7195 // If "/system/lib64/apkname" exists, assume that is the per-package 7196 // native library directory to use; otherwise use "/system/lib/apkname". 7197 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7198 setBundledAppAbi(pkg, apkRoot, apkName); 7199 // pkgSetting might be null during rescan following uninstall of updates 7200 // to a bundled app, so accommodate that possibility. The settings in 7201 // that case will be established later from the parsed package. 7202 // 7203 // If the settings aren't null, sync them up with what we've just derived. 7204 // note that apkRoot isn't stored in the package settings. 7205 if (pkgSetting != null) { 7206 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7207 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7208 } 7209 } 7210 7211 /** 7212 * Deduces the ABI of a bundled app and sets the relevant fields on the 7213 * parsed pkg object. 7214 * 7215 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7216 * under which system libraries are installed. 7217 * @param apkName the name of the installed package. 7218 */ 7219 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7220 final File codeFile = new File(pkg.codePath); 7221 7222 final boolean has64BitLibs; 7223 final boolean has32BitLibs; 7224 if (isApkFile(codeFile)) { 7225 // Monolithic install 7226 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7227 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7228 } else { 7229 // Cluster install 7230 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7231 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7232 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7233 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7234 has64BitLibs = (new File(rootDir, isa)).exists(); 7235 } else { 7236 has64BitLibs = false; 7237 } 7238 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7239 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7240 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7241 has32BitLibs = (new File(rootDir, isa)).exists(); 7242 } else { 7243 has32BitLibs = false; 7244 } 7245 } 7246 7247 if (has64BitLibs && !has32BitLibs) { 7248 // The package has 64 bit libs, but not 32 bit libs. Its primary 7249 // ABI should be 64 bit. We can safely assume here that the bundled 7250 // native libraries correspond to the most preferred ABI in the list. 7251 7252 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7253 pkg.applicationInfo.secondaryCpuAbi = null; 7254 } else if (has32BitLibs && !has64BitLibs) { 7255 // The package has 32 bit libs but not 64 bit libs. Its primary 7256 // ABI should be 32 bit. 7257 7258 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7259 pkg.applicationInfo.secondaryCpuAbi = null; 7260 } else if (has32BitLibs && has64BitLibs) { 7261 // The application has both 64 and 32 bit bundled libraries. We check 7262 // here that the app declares multiArch support, and warn if it doesn't. 7263 // 7264 // We will be lenient here and record both ABIs. The primary will be the 7265 // ABI that's higher on the list, i.e, a device that's configured to prefer 7266 // 64 bit apps will see a 64 bit primary ABI, 7267 7268 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7269 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7270 } 7271 7272 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7273 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7274 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7275 } else { 7276 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7277 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7278 } 7279 } else { 7280 pkg.applicationInfo.primaryCpuAbi = null; 7281 pkg.applicationInfo.secondaryCpuAbi = null; 7282 } 7283 } 7284 7285 private void killApplication(String pkgName, int appId, String reason) { 7286 // Request the ActivityManager to kill the process(only for existing packages) 7287 // so that we do not end up in a confused state while the user is still using the older 7288 // version of the application while the new one gets installed. 7289 IActivityManager am = ActivityManagerNative.getDefault(); 7290 if (am != null) { 7291 try { 7292 am.killApplicationWithAppId(pkgName, appId, reason); 7293 } catch (RemoteException e) { 7294 } 7295 } 7296 } 7297 7298 void removePackageLI(PackageSetting ps, boolean chatty) { 7299 if (DEBUG_INSTALL) { 7300 if (chatty) 7301 Log.d(TAG, "Removing package " + ps.name); 7302 } 7303 7304 // writer 7305 synchronized (mPackages) { 7306 mPackages.remove(ps.name); 7307 final PackageParser.Package pkg = ps.pkg; 7308 if (pkg != null) { 7309 cleanPackageDataStructuresLILPw(pkg, chatty); 7310 } 7311 } 7312 } 7313 7314 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7315 if (DEBUG_INSTALL) { 7316 if (chatty) 7317 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7318 } 7319 7320 // writer 7321 synchronized (mPackages) { 7322 mPackages.remove(pkg.applicationInfo.packageName); 7323 cleanPackageDataStructuresLILPw(pkg, chatty); 7324 } 7325 } 7326 7327 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7328 int N = pkg.providers.size(); 7329 StringBuilder r = null; 7330 int i; 7331 for (i=0; i<N; i++) { 7332 PackageParser.Provider p = pkg.providers.get(i); 7333 mProviders.removeProvider(p); 7334 if (p.info.authority == null) { 7335 7336 /* There was another ContentProvider with this authority when 7337 * this app was installed so this authority is null, 7338 * Ignore it as we don't have to unregister the provider. 7339 */ 7340 continue; 7341 } 7342 String names[] = p.info.authority.split(";"); 7343 for (int j = 0; j < names.length; j++) { 7344 if (mProvidersByAuthority.get(names[j]) == p) { 7345 mProvidersByAuthority.remove(names[j]); 7346 if (DEBUG_REMOVE) { 7347 if (chatty) 7348 Log.d(TAG, "Unregistered content provider: " + names[j] 7349 + ", className = " + p.info.name + ", isSyncable = " 7350 + p.info.isSyncable); 7351 } 7352 } 7353 } 7354 if (DEBUG_REMOVE && chatty) { 7355 if (r == null) { 7356 r = new StringBuilder(256); 7357 } else { 7358 r.append(' '); 7359 } 7360 r.append(p.info.name); 7361 } 7362 } 7363 if (r != null) { 7364 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7365 } 7366 7367 N = pkg.services.size(); 7368 r = null; 7369 for (i=0; i<N; i++) { 7370 PackageParser.Service s = pkg.services.get(i); 7371 mServices.removeService(s); 7372 if (chatty) { 7373 if (r == null) { 7374 r = new StringBuilder(256); 7375 } else { 7376 r.append(' '); 7377 } 7378 r.append(s.info.name); 7379 } 7380 } 7381 if (r != null) { 7382 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7383 } 7384 7385 N = pkg.receivers.size(); 7386 r = null; 7387 for (i=0; i<N; i++) { 7388 PackageParser.Activity a = pkg.receivers.get(i); 7389 mReceivers.removeActivity(a, "receiver"); 7390 if (DEBUG_REMOVE && chatty) { 7391 if (r == null) { 7392 r = new StringBuilder(256); 7393 } else { 7394 r.append(' '); 7395 } 7396 r.append(a.info.name); 7397 } 7398 } 7399 if (r != null) { 7400 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7401 } 7402 7403 N = pkg.activities.size(); 7404 r = null; 7405 for (i=0; i<N; i++) { 7406 PackageParser.Activity a = pkg.activities.get(i); 7407 mActivities.removeActivity(a, "activity"); 7408 if (DEBUG_REMOVE && chatty) { 7409 if (r == null) { 7410 r = new StringBuilder(256); 7411 } else { 7412 r.append(' '); 7413 } 7414 r.append(a.info.name); 7415 } 7416 } 7417 if (r != null) { 7418 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7419 } 7420 7421 N = pkg.permissions.size(); 7422 r = null; 7423 for (i=0; i<N; i++) { 7424 PackageParser.Permission p = pkg.permissions.get(i); 7425 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7426 if (bp == null) { 7427 bp = mSettings.mPermissionTrees.get(p.info.name); 7428 } 7429 if (bp != null && bp.perm == p) { 7430 bp.perm = null; 7431 if (DEBUG_REMOVE && chatty) { 7432 if (r == null) { 7433 r = new StringBuilder(256); 7434 } else { 7435 r.append(' '); 7436 } 7437 r.append(p.info.name); 7438 } 7439 } 7440 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7441 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7442 if (appOpPerms != null) { 7443 appOpPerms.remove(pkg.packageName); 7444 } 7445 } 7446 } 7447 if (r != null) { 7448 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7449 } 7450 7451 N = pkg.requestedPermissions.size(); 7452 r = null; 7453 for (i=0; i<N; i++) { 7454 String perm = pkg.requestedPermissions.get(i); 7455 BasePermission bp = mSettings.mPermissions.get(perm); 7456 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7457 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7458 if (appOpPerms != null) { 7459 appOpPerms.remove(pkg.packageName); 7460 if (appOpPerms.isEmpty()) { 7461 mAppOpPermissionPackages.remove(perm); 7462 } 7463 } 7464 } 7465 } 7466 if (r != null) { 7467 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7468 } 7469 7470 N = pkg.instrumentation.size(); 7471 r = null; 7472 for (i=0; i<N; i++) { 7473 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7474 mInstrumentation.remove(a.getComponentName()); 7475 if (DEBUG_REMOVE && chatty) { 7476 if (r == null) { 7477 r = new StringBuilder(256); 7478 } else { 7479 r.append(' '); 7480 } 7481 r.append(a.info.name); 7482 } 7483 } 7484 if (r != null) { 7485 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7486 } 7487 7488 r = null; 7489 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7490 // Only system apps can hold shared libraries. 7491 if (pkg.libraryNames != null) { 7492 for (i=0; i<pkg.libraryNames.size(); i++) { 7493 String name = pkg.libraryNames.get(i); 7494 SharedLibraryEntry cur = mSharedLibraries.get(name); 7495 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7496 mSharedLibraries.remove(name); 7497 if (DEBUG_REMOVE && chatty) { 7498 if (r == null) { 7499 r = new StringBuilder(256); 7500 } else { 7501 r.append(' '); 7502 } 7503 r.append(name); 7504 } 7505 } 7506 } 7507 } 7508 } 7509 if (r != null) { 7510 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7511 } 7512 } 7513 7514 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7515 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7516 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7517 return true; 7518 } 7519 } 7520 return false; 7521 } 7522 7523 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7524 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7525 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7526 7527 private void updatePermissionsLPw(String changingPkg, 7528 PackageParser.Package pkgInfo, int flags) { 7529 // Make sure there are no dangling permission trees. 7530 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7531 while (it.hasNext()) { 7532 final BasePermission bp = it.next(); 7533 if (bp.packageSetting == null) { 7534 // We may not yet have parsed the package, so just see if 7535 // we still know about its settings. 7536 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7537 } 7538 if (bp.packageSetting == null) { 7539 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7540 + " from package " + bp.sourcePackage); 7541 it.remove(); 7542 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7543 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7544 Slog.i(TAG, "Removing old permission tree: " + bp.name 7545 + " from package " + bp.sourcePackage); 7546 flags |= UPDATE_PERMISSIONS_ALL; 7547 it.remove(); 7548 } 7549 } 7550 } 7551 7552 // Make sure all dynamic permissions have been assigned to a package, 7553 // and make sure there are no dangling permissions. 7554 it = mSettings.mPermissions.values().iterator(); 7555 while (it.hasNext()) { 7556 final BasePermission bp = it.next(); 7557 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7558 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7559 + bp.name + " pkg=" + bp.sourcePackage 7560 + " info=" + bp.pendingInfo); 7561 if (bp.packageSetting == null && bp.pendingInfo != null) { 7562 final BasePermission tree = findPermissionTreeLP(bp.name); 7563 if (tree != null && tree.perm != null) { 7564 bp.packageSetting = tree.packageSetting; 7565 bp.perm = new PackageParser.Permission(tree.perm.owner, 7566 new PermissionInfo(bp.pendingInfo)); 7567 bp.perm.info.packageName = tree.perm.info.packageName; 7568 bp.perm.info.name = bp.name; 7569 bp.uid = tree.uid; 7570 } 7571 } 7572 } 7573 if (bp.packageSetting == null) { 7574 // We may not yet have parsed the package, so just see if 7575 // we still know about its settings. 7576 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7577 } 7578 if (bp.packageSetting == null) { 7579 Slog.w(TAG, "Removing dangling permission: " + bp.name 7580 + " from package " + bp.sourcePackage); 7581 it.remove(); 7582 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7583 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7584 Slog.i(TAG, "Removing old permission: " + bp.name 7585 + " from package " + bp.sourcePackage); 7586 flags |= UPDATE_PERMISSIONS_ALL; 7587 it.remove(); 7588 } 7589 } 7590 } 7591 7592 // Now update the permissions for all packages, in particular 7593 // replace the granted permissions of the system packages. 7594 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7595 for (PackageParser.Package pkg : mPackages.values()) { 7596 if (pkg != pkgInfo) { 7597 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7598 changingPkg); 7599 } 7600 } 7601 } 7602 7603 if (pkgInfo != null) { 7604 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7605 } 7606 } 7607 7608 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7609 String packageOfInterest) { 7610 // IMPORTANT: There are two types of permissions: install and runtime. 7611 // Install time permissions are granted when the app is installed to 7612 // all device users and users added in the future. Runtime permissions 7613 // are granted at runtime explicitly to specific users. Normal and signature 7614 // protected permissions are install time permissions. Dangerous permissions 7615 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7616 // otherwise they are runtime permissions. This function does not manage 7617 // runtime permissions except for the case an app targeting Lollipop MR1 7618 // being upgraded to target a newer SDK, in which case dangerous permissions 7619 // are transformed from install time to runtime ones. 7620 7621 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7622 if (ps == null) { 7623 return; 7624 } 7625 7626 PermissionsState permissionsState = ps.getPermissionsState(); 7627 PermissionsState origPermissions = permissionsState; 7628 7629 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7630 7631 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7632 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7633 7634 boolean changedInstallPermission = false; 7635 7636 if (replace) { 7637 ps.installPermissionsFixed = false; 7638 if (!ps.isSharedUser()) { 7639 origPermissions = new PermissionsState(permissionsState); 7640 permissionsState.reset(); 7641 } 7642 } 7643 7644 permissionsState.setGlobalGids(mGlobalGids); 7645 7646 final int N = pkg.requestedPermissions.size(); 7647 for (int i=0; i<N; i++) { 7648 final String name = pkg.requestedPermissions.get(i); 7649 final BasePermission bp = mSettings.mPermissions.get(name); 7650 7651 if (DEBUG_INSTALL) { 7652 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7653 } 7654 7655 if (bp == null || bp.packageSetting == null) { 7656 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7657 Slog.w(TAG, "Unknown permission " + name 7658 + " in package " + pkg.packageName); 7659 } 7660 continue; 7661 } 7662 7663 final String perm = bp.name; 7664 boolean allowedSig = false; 7665 int grant = GRANT_DENIED; 7666 7667 // Keep track of app op permissions. 7668 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7669 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7670 if (pkgs == null) { 7671 pkgs = new ArraySet<>(); 7672 mAppOpPermissionPackages.put(bp.name, pkgs); 7673 } 7674 pkgs.add(pkg.packageName); 7675 } 7676 7677 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7678 switch (level) { 7679 case PermissionInfo.PROTECTION_NORMAL: { 7680 // For all apps normal permissions are install time ones. 7681 grant = GRANT_INSTALL; 7682 } break; 7683 7684 case PermissionInfo.PROTECTION_DANGEROUS: { 7685 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7686 // For legacy apps dangerous permissions are install time ones. 7687 grant = GRANT_INSTALL; 7688 } else if (ps.isSystem()) { 7689 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7690 if (origPermissions.hasInstallPermission(bp.name)) { 7691 // If a system app had an install permission, then the app was 7692 // upgraded and we grant the permissions as runtime to all users. 7693 grant = GRANT_UPGRADE; 7694 upgradeUserIds = currentUserIds; 7695 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7696 // If users changed since the last permissions update for a 7697 // system app, we grant the permission as runtime to the new users. 7698 grant = GRANT_UPGRADE; 7699 upgradeUserIds = currentUserIds; 7700 for (int userId : updatedUserIds) { 7701 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7702 } 7703 } else { 7704 // Otherwise, we grant the permission as runtime if the app 7705 // already had it, i.e. we preserve runtime permissions. 7706 grant = GRANT_RUNTIME; 7707 } 7708 } else if (origPermissions.hasInstallPermission(bp.name)) { 7709 // For legacy apps that became modern, install becomes runtime. 7710 grant = GRANT_UPGRADE; 7711 upgradeUserIds = currentUserIds; 7712 } else if (replace) { 7713 // For upgraded modern apps keep runtime permissions unchanged. 7714 grant = GRANT_RUNTIME; 7715 } 7716 } break; 7717 7718 case PermissionInfo.PROTECTION_SIGNATURE: { 7719 // For all apps signature permissions are install time ones. 7720 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7721 if (allowedSig) { 7722 grant = GRANT_INSTALL; 7723 } 7724 } break; 7725 } 7726 7727 if (DEBUG_INSTALL) { 7728 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7729 } 7730 7731 if (grant != GRANT_DENIED) { 7732 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7733 // If this is an existing, non-system package, then 7734 // we can't add any new permissions to it. 7735 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7736 // Except... if this is a permission that was added 7737 // to the platform (note: need to only do this when 7738 // updating the platform). 7739 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7740 grant = GRANT_DENIED; 7741 } 7742 } 7743 } 7744 7745 switch (grant) { 7746 case GRANT_INSTALL: { 7747 // Grant an install permission. 7748 if (permissionsState.grantInstallPermission(bp) != 7749 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7750 changedInstallPermission = true; 7751 } 7752 } break; 7753 7754 case GRANT_RUNTIME: { 7755 // Grant previously granted runtime permissions. 7756 for (int userId : UserManagerService.getInstance().getUserIds()) { 7757 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7758 PermissionState permissionState = origPermissions 7759 .getRuntimePermissionState(bp.name, userId); 7760 final int flags = permissionState.getFlags(); 7761 if (permissionsState.grantRuntimePermission(bp, userId) == 7762 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7763 // If we cannot put the permission as it was, we have to write. 7764 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7765 changedRuntimePermissionUserIds, userId); 7766 } else { 7767 // System components not only get the permissions but 7768 // they are also fixed, so nothing can change that. 7769 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7770 ? flags 7771 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7772 // Propagate the permission flags. 7773 permissionsState.updatePermissionFlags(bp, userId, 7774 newFlags, newFlags); 7775 } 7776 } 7777 } 7778 } break; 7779 7780 case GRANT_UPGRADE: { 7781 // Grant runtime permissions for a previously held install permission. 7782 PermissionState permissionState = origPermissions 7783 .getInstallPermissionState(bp.name); 7784 final int flags = permissionState != null ? permissionState.getFlags() : 0; 7785 7786 origPermissions.revokeInstallPermission(bp); 7787 // We will be transferring the permission flags, so clear them. 7788 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 7789 PackageManager.MASK_PERMISSION_FLAGS, 0); 7790 7791 // If the permission is not to be promoted to runtime we ignore it and 7792 // also its other flags as they are not applicable to install permissions. 7793 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 7794 for (int userId : upgradeUserIds) { 7795 if (permissionsState.grantRuntimePermission(bp, userId) != 7796 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7797 // System components not only get the permissions but 7798 // they are also fixed so nothing can change that. 7799 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7800 ? flags 7801 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7802 // Transfer the permission flags. 7803 permissionsState.updatePermissionFlags(bp, userId, 7804 newFlags, newFlags); 7805 // If we granted the permission, we have to write. 7806 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7807 changedRuntimePermissionUserIds, userId); 7808 } 7809 } 7810 } 7811 } break; 7812 7813 default: { 7814 if (packageOfInterest == null 7815 || packageOfInterest.equals(pkg.packageName)) { 7816 Slog.w(TAG, "Not granting permission " + perm 7817 + " to package " + pkg.packageName 7818 + " because it was previously installed without"); 7819 } 7820 } break; 7821 } 7822 } else { 7823 if (permissionsState.revokeInstallPermission(bp) != 7824 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7825 // Also drop the permission flags. 7826 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 7827 PackageManager.MASK_PERMISSION_FLAGS, 0); 7828 changedInstallPermission = true; 7829 Slog.i(TAG, "Un-granting permission " + perm 7830 + " from package " + pkg.packageName 7831 + " (protectionLevel=" + bp.protectionLevel 7832 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7833 + ")"); 7834 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7835 // Don't print warning for app op permissions, since it is fine for them 7836 // not to be granted, there is a UI for the user to decide. 7837 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7838 Slog.w(TAG, "Not granting permission " + perm 7839 + " to package " + pkg.packageName 7840 + " (protectionLevel=" + bp.protectionLevel 7841 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7842 + ")"); 7843 } 7844 } 7845 } 7846 } 7847 7848 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7849 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7850 // This is the first that we have heard about this package, so the 7851 // permissions we have now selected are fixed until explicitly 7852 // changed. 7853 ps.installPermissionsFixed = true; 7854 } 7855 7856 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7857 7858 // Persist the runtime permissions state for users with changes. 7859 for (int userId : changedRuntimePermissionUserIds) { 7860 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7861 } 7862 } 7863 7864 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7865 boolean allowed = false; 7866 final int NP = PackageParser.NEW_PERMISSIONS.length; 7867 for (int ip=0; ip<NP; ip++) { 7868 final PackageParser.NewPermissionInfo npi 7869 = PackageParser.NEW_PERMISSIONS[ip]; 7870 if (npi.name.equals(perm) 7871 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7872 allowed = true; 7873 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7874 + pkg.packageName); 7875 break; 7876 } 7877 } 7878 return allowed; 7879 } 7880 7881 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7882 BasePermission bp, PermissionsState origPermissions) { 7883 boolean allowed; 7884 allowed = (compareSignatures( 7885 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7886 == PackageManager.SIGNATURE_MATCH) 7887 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7888 == PackageManager.SIGNATURE_MATCH); 7889 if (!allowed && (bp.protectionLevel 7890 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7891 if (isSystemApp(pkg)) { 7892 // For updated system applications, a system permission 7893 // is granted only if it had been defined by the original application. 7894 if (pkg.isUpdatedSystemApp()) { 7895 final PackageSetting sysPs = mSettings 7896 .getDisabledSystemPkgLPr(pkg.packageName); 7897 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7898 // If the original was granted this permission, we take 7899 // that grant decision as read and propagate it to the 7900 // update. 7901 if (sysPs.isPrivileged()) { 7902 allowed = true; 7903 } 7904 } else { 7905 // The system apk may have been updated with an older 7906 // version of the one on the data partition, but which 7907 // granted a new system permission that it didn't have 7908 // before. In this case we do want to allow the app to 7909 // now get the new permission if the ancestral apk is 7910 // privileged to get it. 7911 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7912 for (int j=0; 7913 j<sysPs.pkg.requestedPermissions.size(); j++) { 7914 if (perm.equals( 7915 sysPs.pkg.requestedPermissions.get(j))) { 7916 allowed = true; 7917 break; 7918 } 7919 } 7920 } 7921 } 7922 } else { 7923 allowed = isPrivilegedApp(pkg); 7924 } 7925 } 7926 } 7927 if (!allowed && (bp.protectionLevel 7928 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7929 // For development permissions, a development permission 7930 // is granted only if it was already granted. 7931 allowed = origPermissions.hasInstallPermission(perm); 7932 } 7933 return allowed; 7934 } 7935 7936 final class ActivityIntentResolver 7937 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7938 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7939 boolean defaultOnly, int userId) { 7940 if (!sUserManager.exists(userId)) return null; 7941 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7942 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7943 } 7944 7945 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7946 int userId) { 7947 if (!sUserManager.exists(userId)) return null; 7948 mFlags = flags; 7949 return super.queryIntent(intent, resolvedType, 7950 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7951 } 7952 7953 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7954 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7955 if (!sUserManager.exists(userId)) return null; 7956 if (packageActivities == null) { 7957 return null; 7958 } 7959 mFlags = flags; 7960 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7961 final int N = packageActivities.size(); 7962 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7963 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7964 7965 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7966 for (int i = 0; i < N; ++i) { 7967 intentFilters = packageActivities.get(i).intents; 7968 if (intentFilters != null && intentFilters.size() > 0) { 7969 PackageParser.ActivityIntentInfo[] array = 7970 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7971 intentFilters.toArray(array); 7972 listCut.add(array); 7973 } 7974 } 7975 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7976 } 7977 7978 public final void addActivity(PackageParser.Activity a, String type) { 7979 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7980 mActivities.put(a.getComponentName(), a); 7981 if (DEBUG_SHOW_INFO) 7982 Log.v( 7983 TAG, " " + type + " " + 7984 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7985 if (DEBUG_SHOW_INFO) 7986 Log.v(TAG, " Class=" + a.info.name); 7987 final int NI = a.intents.size(); 7988 for (int j=0; j<NI; j++) { 7989 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7990 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7991 intent.setPriority(0); 7992 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7993 + a.className + " with priority > 0, forcing to 0"); 7994 } 7995 if (DEBUG_SHOW_INFO) { 7996 Log.v(TAG, " IntentFilter:"); 7997 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7998 } 7999 if (!intent.debugCheck()) { 8000 Log.w(TAG, "==> For Activity " + a.info.name); 8001 } 8002 addFilter(intent); 8003 } 8004 } 8005 8006 public final void removeActivity(PackageParser.Activity a, String type) { 8007 mActivities.remove(a.getComponentName()); 8008 if (DEBUG_SHOW_INFO) { 8009 Log.v(TAG, " " + type + " " 8010 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8011 : a.info.name) + ":"); 8012 Log.v(TAG, " Class=" + a.info.name); 8013 } 8014 final int NI = a.intents.size(); 8015 for (int j=0; j<NI; j++) { 8016 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8017 if (DEBUG_SHOW_INFO) { 8018 Log.v(TAG, " IntentFilter:"); 8019 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8020 } 8021 removeFilter(intent); 8022 } 8023 } 8024 8025 @Override 8026 protected boolean allowFilterResult( 8027 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8028 ActivityInfo filterAi = filter.activity.info; 8029 for (int i=dest.size()-1; i>=0; i--) { 8030 ActivityInfo destAi = dest.get(i).activityInfo; 8031 if (destAi.name == filterAi.name 8032 && destAi.packageName == filterAi.packageName) { 8033 return false; 8034 } 8035 } 8036 return true; 8037 } 8038 8039 @Override 8040 protected ActivityIntentInfo[] newArray(int size) { 8041 return new ActivityIntentInfo[size]; 8042 } 8043 8044 @Override 8045 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8046 if (!sUserManager.exists(userId)) return true; 8047 PackageParser.Package p = filter.activity.owner; 8048 if (p != null) { 8049 PackageSetting ps = (PackageSetting)p.mExtras; 8050 if (ps != null) { 8051 // System apps are never considered stopped for purposes of 8052 // filtering, because there may be no way for the user to 8053 // actually re-launch them. 8054 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8055 && ps.getStopped(userId); 8056 } 8057 } 8058 return false; 8059 } 8060 8061 @Override 8062 protected boolean isPackageForFilter(String packageName, 8063 PackageParser.ActivityIntentInfo info) { 8064 return packageName.equals(info.activity.owner.packageName); 8065 } 8066 8067 @Override 8068 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8069 int match, int userId) { 8070 if (!sUserManager.exists(userId)) return null; 8071 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8072 return null; 8073 } 8074 final PackageParser.Activity activity = info.activity; 8075 if (mSafeMode && (activity.info.applicationInfo.flags 8076 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8077 return null; 8078 } 8079 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8080 if (ps == null) { 8081 return null; 8082 } 8083 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8084 ps.readUserState(userId), userId); 8085 if (ai == null) { 8086 return null; 8087 } 8088 final ResolveInfo res = new ResolveInfo(); 8089 res.activityInfo = ai; 8090 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8091 res.filter = info; 8092 } 8093 if (info != null) { 8094 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8095 } 8096 res.priority = info.getPriority(); 8097 res.preferredOrder = activity.owner.mPreferredOrder; 8098 //System.out.println("Result: " + res.activityInfo.className + 8099 // " = " + res.priority); 8100 res.match = match; 8101 res.isDefault = info.hasDefault; 8102 res.labelRes = info.labelRes; 8103 res.nonLocalizedLabel = info.nonLocalizedLabel; 8104 if (userNeedsBadging(userId)) { 8105 res.noResourceId = true; 8106 } else { 8107 res.icon = info.icon; 8108 } 8109 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8110 return res; 8111 } 8112 8113 @Override 8114 protected void sortResults(List<ResolveInfo> results) { 8115 Collections.sort(results, mResolvePrioritySorter); 8116 } 8117 8118 @Override 8119 protected void dumpFilter(PrintWriter out, String prefix, 8120 PackageParser.ActivityIntentInfo filter) { 8121 out.print(prefix); out.print( 8122 Integer.toHexString(System.identityHashCode(filter.activity))); 8123 out.print(' '); 8124 filter.activity.printComponentShortName(out); 8125 out.print(" filter "); 8126 out.println(Integer.toHexString(System.identityHashCode(filter))); 8127 } 8128 8129 @Override 8130 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8131 return filter.activity; 8132 } 8133 8134 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8135 PackageParser.Activity activity = (PackageParser.Activity)label; 8136 out.print(prefix); out.print( 8137 Integer.toHexString(System.identityHashCode(activity))); 8138 out.print(' '); 8139 activity.printComponentShortName(out); 8140 if (count > 1) { 8141 out.print(" ("); out.print(count); out.print(" filters)"); 8142 } 8143 out.println(); 8144 } 8145 8146// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8147// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8148// final List<ResolveInfo> retList = Lists.newArrayList(); 8149// while (i.hasNext()) { 8150// final ResolveInfo resolveInfo = i.next(); 8151// if (isEnabledLP(resolveInfo.activityInfo)) { 8152// retList.add(resolveInfo); 8153// } 8154// } 8155// return retList; 8156// } 8157 8158 // Keys are String (activity class name), values are Activity. 8159 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8160 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8161 private int mFlags; 8162 } 8163 8164 private final class ServiceIntentResolver 8165 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8166 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8167 boolean defaultOnly, int userId) { 8168 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8169 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8170 } 8171 8172 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8173 int userId) { 8174 if (!sUserManager.exists(userId)) return null; 8175 mFlags = flags; 8176 return super.queryIntent(intent, resolvedType, 8177 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8178 } 8179 8180 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8181 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8182 if (!sUserManager.exists(userId)) return null; 8183 if (packageServices == null) { 8184 return null; 8185 } 8186 mFlags = flags; 8187 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8188 final int N = packageServices.size(); 8189 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8190 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8191 8192 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8193 for (int i = 0; i < N; ++i) { 8194 intentFilters = packageServices.get(i).intents; 8195 if (intentFilters != null && intentFilters.size() > 0) { 8196 PackageParser.ServiceIntentInfo[] array = 8197 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8198 intentFilters.toArray(array); 8199 listCut.add(array); 8200 } 8201 } 8202 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8203 } 8204 8205 public final void addService(PackageParser.Service s) { 8206 mServices.put(s.getComponentName(), s); 8207 if (DEBUG_SHOW_INFO) { 8208 Log.v(TAG, " " 8209 + (s.info.nonLocalizedLabel != null 8210 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8211 Log.v(TAG, " Class=" + s.info.name); 8212 } 8213 final int NI = s.intents.size(); 8214 int j; 8215 for (j=0; j<NI; j++) { 8216 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8217 if (DEBUG_SHOW_INFO) { 8218 Log.v(TAG, " IntentFilter:"); 8219 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8220 } 8221 if (!intent.debugCheck()) { 8222 Log.w(TAG, "==> For Service " + s.info.name); 8223 } 8224 addFilter(intent); 8225 } 8226 } 8227 8228 public final void removeService(PackageParser.Service s) { 8229 mServices.remove(s.getComponentName()); 8230 if (DEBUG_SHOW_INFO) { 8231 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8232 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8233 Log.v(TAG, " Class=" + s.info.name); 8234 } 8235 final int NI = s.intents.size(); 8236 int j; 8237 for (j=0; j<NI; j++) { 8238 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8239 if (DEBUG_SHOW_INFO) { 8240 Log.v(TAG, " IntentFilter:"); 8241 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8242 } 8243 removeFilter(intent); 8244 } 8245 } 8246 8247 @Override 8248 protected boolean allowFilterResult( 8249 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8250 ServiceInfo filterSi = filter.service.info; 8251 for (int i=dest.size()-1; i>=0; i--) { 8252 ServiceInfo destAi = dest.get(i).serviceInfo; 8253 if (destAi.name == filterSi.name 8254 && destAi.packageName == filterSi.packageName) { 8255 return false; 8256 } 8257 } 8258 return true; 8259 } 8260 8261 @Override 8262 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8263 return new PackageParser.ServiceIntentInfo[size]; 8264 } 8265 8266 @Override 8267 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8268 if (!sUserManager.exists(userId)) return true; 8269 PackageParser.Package p = filter.service.owner; 8270 if (p != null) { 8271 PackageSetting ps = (PackageSetting)p.mExtras; 8272 if (ps != null) { 8273 // System apps are never considered stopped for purposes of 8274 // filtering, because there may be no way for the user to 8275 // actually re-launch them. 8276 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8277 && ps.getStopped(userId); 8278 } 8279 } 8280 return false; 8281 } 8282 8283 @Override 8284 protected boolean isPackageForFilter(String packageName, 8285 PackageParser.ServiceIntentInfo info) { 8286 return packageName.equals(info.service.owner.packageName); 8287 } 8288 8289 @Override 8290 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8291 int match, int userId) { 8292 if (!sUserManager.exists(userId)) return null; 8293 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8294 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8295 return null; 8296 } 8297 final PackageParser.Service service = info.service; 8298 if (mSafeMode && (service.info.applicationInfo.flags 8299 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8300 return null; 8301 } 8302 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8303 if (ps == null) { 8304 return null; 8305 } 8306 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8307 ps.readUserState(userId), userId); 8308 if (si == null) { 8309 return null; 8310 } 8311 final ResolveInfo res = new ResolveInfo(); 8312 res.serviceInfo = si; 8313 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8314 res.filter = filter; 8315 } 8316 res.priority = info.getPriority(); 8317 res.preferredOrder = service.owner.mPreferredOrder; 8318 res.match = match; 8319 res.isDefault = info.hasDefault; 8320 res.labelRes = info.labelRes; 8321 res.nonLocalizedLabel = info.nonLocalizedLabel; 8322 res.icon = info.icon; 8323 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8324 return res; 8325 } 8326 8327 @Override 8328 protected void sortResults(List<ResolveInfo> results) { 8329 Collections.sort(results, mResolvePrioritySorter); 8330 } 8331 8332 @Override 8333 protected void dumpFilter(PrintWriter out, String prefix, 8334 PackageParser.ServiceIntentInfo filter) { 8335 out.print(prefix); out.print( 8336 Integer.toHexString(System.identityHashCode(filter.service))); 8337 out.print(' '); 8338 filter.service.printComponentShortName(out); 8339 out.print(" filter "); 8340 out.println(Integer.toHexString(System.identityHashCode(filter))); 8341 } 8342 8343 @Override 8344 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8345 return filter.service; 8346 } 8347 8348 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8349 PackageParser.Service service = (PackageParser.Service)label; 8350 out.print(prefix); out.print( 8351 Integer.toHexString(System.identityHashCode(service))); 8352 out.print(' '); 8353 service.printComponentShortName(out); 8354 if (count > 1) { 8355 out.print(" ("); out.print(count); out.print(" filters)"); 8356 } 8357 out.println(); 8358 } 8359 8360// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8361// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8362// final List<ResolveInfo> retList = Lists.newArrayList(); 8363// while (i.hasNext()) { 8364// final ResolveInfo resolveInfo = (ResolveInfo) i; 8365// if (isEnabledLP(resolveInfo.serviceInfo)) { 8366// retList.add(resolveInfo); 8367// } 8368// } 8369// return retList; 8370// } 8371 8372 // Keys are String (activity class name), values are Activity. 8373 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8374 = new ArrayMap<ComponentName, PackageParser.Service>(); 8375 private int mFlags; 8376 }; 8377 8378 private final class ProviderIntentResolver 8379 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8380 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8381 boolean defaultOnly, int userId) { 8382 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8383 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8384 } 8385 8386 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8387 int userId) { 8388 if (!sUserManager.exists(userId)) 8389 return null; 8390 mFlags = flags; 8391 return super.queryIntent(intent, resolvedType, 8392 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8393 } 8394 8395 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8396 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8397 if (!sUserManager.exists(userId)) 8398 return null; 8399 if (packageProviders == null) { 8400 return null; 8401 } 8402 mFlags = flags; 8403 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8404 final int N = packageProviders.size(); 8405 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8406 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8407 8408 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8409 for (int i = 0; i < N; ++i) { 8410 intentFilters = packageProviders.get(i).intents; 8411 if (intentFilters != null && intentFilters.size() > 0) { 8412 PackageParser.ProviderIntentInfo[] array = 8413 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8414 intentFilters.toArray(array); 8415 listCut.add(array); 8416 } 8417 } 8418 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8419 } 8420 8421 public final void addProvider(PackageParser.Provider p) { 8422 if (mProviders.containsKey(p.getComponentName())) { 8423 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8424 return; 8425 } 8426 8427 mProviders.put(p.getComponentName(), p); 8428 if (DEBUG_SHOW_INFO) { 8429 Log.v(TAG, " " 8430 + (p.info.nonLocalizedLabel != null 8431 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8432 Log.v(TAG, " Class=" + p.info.name); 8433 } 8434 final int NI = p.intents.size(); 8435 int j; 8436 for (j = 0; j < NI; j++) { 8437 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8438 if (DEBUG_SHOW_INFO) { 8439 Log.v(TAG, " IntentFilter:"); 8440 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8441 } 8442 if (!intent.debugCheck()) { 8443 Log.w(TAG, "==> For Provider " + p.info.name); 8444 } 8445 addFilter(intent); 8446 } 8447 } 8448 8449 public final void removeProvider(PackageParser.Provider p) { 8450 mProviders.remove(p.getComponentName()); 8451 if (DEBUG_SHOW_INFO) { 8452 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8453 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8454 Log.v(TAG, " Class=" + p.info.name); 8455 } 8456 final int NI = p.intents.size(); 8457 int j; 8458 for (j = 0; j < NI; j++) { 8459 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8460 if (DEBUG_SHOW_INFO) { 8461 Log.v(TAG, " IntentFilter:"); 8462 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8463 } 8464 removeFilter(intent); 8465 } 8466 } 8467 8468 @Override 8469 protected boolean allowFilterResult( 8470 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8471 ProviderInfo filterPi = filter.provider.info; 8472 for (int i = dest.size() - 1; i >= 0; i--) { 8473 ProviderInfo destPi = dest.get(i).providerInfo; 8474 if (destPi.name == filterPi.name 8475 && destPi.packageName == filterPi.packageName) { 8476 return false; 8477 } 8478 } 8479 return true; 8480 } 8481 8482 @Override 8483 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8484 return new PackageParser.ProviderIntentInfo[size]; 8485 } 8486 8487 @Override 8488 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8489 if (!sUserManager.exists(userId)) 8490 return true; 8491 PackageParser.Package p = filter.provider.owner; 8492 if (p != null) { 8493 PackageSetting ps = (PackageSetting) p.mExtras; 8494 if (ps != null) { 8495 // System apps are never considered stopped for purposes of 8496 // filtering, because there may be no way for the user to 8497 // actually re-launch them. 8498 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8499 && ps.getStopped(userId); 8500 } 8501 } 8502 return false; 8503 } 8504 8505 @Override 8506 protected boolean isPackageForFilter(String packageName, 8507 PackageParser.ProviderIntentInfo info) { 8508 return packageName.equals(info.provider.owner.packageName); 8509 } 8510 8511 @Override 8512 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8513 int match, int userId) { 8514 if (!sUserManager.exists(userId)) 8515 return null; 8516 final PackageParser.ProviderIntentInfo info = filter; 8517 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8518 return null; 8519 } 8520 final PackageParser.Provider provider = info.provider; 8521 if (mSafeMode && (provider.info.applicationInfo.flags 8522 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8523 return null; 8524 } 8525 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8526 if (ps == null) { 8527 return null; 8528 } 8529 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8530 ps.readUserState(userId), userId); 8531 if (pi == null) { 8532 return null; 8533 } 8534 final ResolveInfo res = new ResolveInfo(); 8535 res.providerInfo = pi; 8536 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8537 res.filter = filter; 8538 } 8539 res.priority = info.getPriority(); 8540 res.preferredOrder = provider.owner.mPreferredOrder; 8541 res.match = match; 8542 res.isDefault = info.hasDefault; 8543 res.labelRes = info.labelRes; 8544 res.nonLocalizedLabel = info.nonLocalizedLabel; 8545 res.icon = info.icon; 8546 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8547 return res; 8548 } 8549 8550 @Override 8551 protected void sortResults(List<ResolveInfo> results) { 8552 Collections.sort(results, mResolvePrioritySorter); 8553 } 8554 8555 @Override 8556 protected void dumpFilter(PrintWriter out, String prefix, 8557 PackageParser.ProviderIntentInfo filter) { 8558 out.print(prefix); 8559 out.print( 8560 Integer.toHexString(System.identityHashCode(filter.provider))); 8561 out.print(' '); 8562 filter.provider.printComponentShortName(out); 8563 out.print(" filter "); 8564 out.println(Integer.toHexString(System.identityHashCode(filter))); 8565 } 8566 8567 @Override 8568 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8569 return filter.provider; 8570 } 8571 8572 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8573 PackageParser.Provider provider = (PackageParser.Provider)label; 8574 out.print(prefix); out.print( 8575 Integer.toHexString(System.identityHashCode(provider))); 8576 out.print(' '); 8577 provider.printComponentShortName(out); 8578 if (count > 1) { 8579 out.print(" ("); out.print(count); out.print(" filters)"); 8580 } 8581 out.println(); 8582 } 8583 8584 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8585 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8586 private int mFlags; 8587 }; 8588 8589 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8590 new Comparator<ResolveInfo>() { 8591 public int compare(ResolveInfo r1, ResolveInfo r2) { 8592 int v1 = r1.priority; 8593 int v2 = r2.priority; 8594 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8595 if (v1 != v2) { 8596 return (v1 > v2) ? -1 : 1; 8597 } 8598 v1 = r1.preferredOrder; 8599 v2 = r2.preferredOrder; 8600 if (v1 != v2) { 8601 return (v1 > v2) ? -1 : 1; 8602 } 8603 if (r1.isDefault != r2.isDefault) { 8604 return r1.isDefault ? -1 : 1; 8605 } 8606 v1 = r1.match; 8607 v2 = r2.match; 8608 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8609 if (v1 != v2) { 8610 return (v1 > v2) ? -1 : 1; 8611 } 8612 if (r1.system != r2.system) { 8613 return r1.system ? -1 : 1; 8614 } 8615 return 0; 8616 } 8617 }; 8618 8619 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8620 new Comparator<ProviderInfo>() { 8621 public int compare(ProviderInfo p1, ProviderInfo p2) { 8622 final int v1 = p1.initOrder; 8623 final int v2 = p2.initOrder; 8624 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8625 } 8626 }; 8627 8628 final void sendPackageBroadcast(final String action, final String pkg, 8629 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8630 final int[] userIds) { 8631 mHandler.post(new Runnable() { 8632 @Override 8633 public void run() { 8634 try { 8635 final IActivityManager am = ActivityManagerNative.getDefault(); 8636 if (am == null) return; 8637 final int[] resolvedUserIds; 8638 if (userIds == null) { 8639 resolvedUserIds = am.getRunningUserIds(); 8640 } else { 8641 resolvedUserIds = userIds; 8642 } 8643 for (int id : resolvedUserIds) { 8644 final Intent intent = new Intent(action, 8645 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8646 if (extras != null) { 8647 intent.putExtras(extras); 8648 } 8649 if (targetPkg != null) { 8650 intent.setPackage(targetPkg); 8651 } 8652 // Modify the UID when posting to other users 8653 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8654 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8655 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8656 intent.putExtra(Intent.EXTRA_UID, uid); 8657 } 8658 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8659 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8660 if (DEBUG_BROADCASTS) { 8661 RuntimeException here = new RuntimeException("here"); 8662 here.fillInStackTrace(); 8663 Slog.d(TAG, "Sending to user " + id + ": " 8664 + intent.toShortString(false, true, false, false) 8665 + " " + intent.getExtras(), here); 8666 } 8667 am.broadcastIntent(null, intent, null, finishedReceiver, 8668 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8669 finishedReceiver != null, false, id); 8670 } 8671 } catch (RemoteException ex) { 8672 } 8673 } 8674 }); 8675 } 8676 8677 /** 8678 * Check if the external storage media is available. This is true if there 8679 * is a mounted external storage medium or if the external storage is 8680 * emulated. 8681 */ 8682 private boolean isExternalMediaAvailable() { 8683 return mMediaMounted || Environment.isExternalStorageEmulated(); 8684 } 8685 8686 @Override 8687 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8688 // writer 8689 synchronized (mPackages) { 8690 if (!isExternalMediaAvailable()) { 8691 // If the external storage is no longer mounted at this point, 8692 // the caller may not have been able to delete all of this 8693 // packages files and can not delete any more. Bail. 8694 return null; 8695 } 8696 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8697 if (lastPackage != null) { 8698 pkgs.remove(lastPackage); 8699 } 8700 if (pkgs.size() > 0) { 8701 return pkgs.get(0); 8702 } 8703 } 8704 return null; 8705 } 8706 8707 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8708 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8709 userId, andCode ? 1 : 0, packageName); 8710 if (mSystemReady) { 8711 msg.sendToTarget(); 8712 } else { 8713 if (mPostSystemReadyMessages == null) { 8714 mPostSystemReadyMessages = new ArrayList<>(); 8715 } 8716 mPostSystemReadyMessages.add(msg); 8717 } 8718 } 8719 8720 void startCleaningPackages() { 8721 // reader 8722 synchronized (mPackages) { 8723 if (!isExternalMediaAvailable()) { 8724 return; 8725 } 8726 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8727 return; 8728 } 8729 } 8730 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8731 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8732 IActivityManager am = ActivityManagerNative.getDefault(); 8733 if (am != null) { 8734 try { 8735 am.startService(null, intent, null, UserHandle.USER_OWNER); 8736 } catch (RemoteException e) { 8737 } 8738 } 8739 } 8740 8741 @Override 8742 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8743 int installFlags, String installerPackageName, VerificationParams verificationParams, 8744 String packageAbiOverride) { 8745 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8746 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8747 } 8748 8749 @Override 8750 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8751 int installFlags, String installerPackageName, VerificationParams verificationParams, 8752 String packageAbiOverride, int userId) { 8753 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8754 8755 final int callingUid = Binder.getCallingUid(); 8756 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8757 8758 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8759 try { 8760 if (observer != null) { 8761 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8762 } 8763 } catch (RemoteException re) { 8764 } 8765 return; 8766 } 8767 8768 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8769 installFlags |= PackageManager.INSTALL_FROM_ADB; 8770 8771 } else { 8772 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8773 // about installerPackageName. 8774 8775 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8776 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8777 } 8778 8779 UserHandle user; 8780 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8781 user = UserHandle.ALL; 8782 } else { 8783 user = new UserHandle(userId); 8784 } 8785 8786 // Only system components can circumvent runtime permissions when installing. 8787 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8788 && mContext.checkCallingOrSelfPermission(Manifest.permission 8789 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8790 throw new SecurityException("You need the " 8791 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8792 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8793 } 8794 8795 verificationParams.setInstallerUid(callingUid); 8796 8797 final File originFile = new File(originPath); 8798 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8799 8800 final Message msg = mHandler.obtainMessage(INIT_COPY); 8801 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 8802 null, verificationParams, user, packageAbiOverride); 8803 mHandler.sendMessage(msg); 8804 } 8805 8806 void installStage(String packageName, File stagedDir, String stagedCid, 8807 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8808 String installerPackageName, int installerUid, UserHandle user) { 8809 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8810 params.referrerUri, installerUid, null); 8811 8812 final OriginInfo origin; 8813 if (stagedDir != null) { 8814 origin = OriginInfo.fromStagedFile(stagedDir); 8815 } else { 8816 origin = OriginInfo.fromStagedContainer(stagedCid); 8817 } 8818 8819 final Message msg = mHandler.obtainMessage(INIT_COPY); 8820 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 8821 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8822 mHandler.sendMessage(msg); 8823 } 8824 8825 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8826 Bundle extras = new Bundle(1); 8827 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8828 8829 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8830 packageName, extras, null, null, new int[] {userId}); 8831 try { 8832 IActivityManager am = ActivityManagerNative.getDefault(); 8833 final boolean isSystem = 8834 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8835 if (isSystem && am.isUserRunning(userId, false)) { 8836 // The just-installed/enabled app is bundled on the system, so presumed 8837 // to be able to run automatically without needing an explicit launch. 8838 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8839 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8840 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8841 .setPackage(packageName); 8842 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8843 android.app.AppOpsManager.OP_NONE, false, false, userId); 8844 } 8845 } catch (RemoteException e) { 8846 // shouldn't happen 8847 Slog.w(TAG, "Unable to bootstrap installed package", e); 8848 } 8849 } 8850 8851 @Override 8852 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8853 int userId) { 8854 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8855 PackageSetting pkgSetting; 8856 final int uid = Binder.getCallingUid(); 8857 enforceCrossUserPermission(uid, userId, true, true, 8858 "setApplicationHiddenSetting for user " + userId); 8859 8860 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8861 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8862 return false; 8863 } 8864 8865 long callingId = Binder.clearCallingIdentity(); 8866 try { 8867 boolean sendAdded = false; 8868 boolean sendRemoved = false; 8869 // writer 8870 synchronized (mPackages) { 8871 pkgSetting = mSettings.mPackages.get(packageName); 8872 if (pkgSetting == null) { 8873 return false; 8874 } 8875 if (pkgSetting.getHidden(userId) != hidden) { 8876 pkgSetting.setHidden(hidden, userId); 8877 mSettings.writePackageRestrictionsLPr(userId); 8878 if (hidden) { 8879 sendRemoved = true; 8880 } else { 8881 sendAdded = true; 8882 } 8883 } 8884 } 8885 if (sendAdded) { 8886 sendPackageAddedForUser(packageName, pkgSetting, userId); 8887 return true; 8888 } 8889 if (sendRemoved) { 8890 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8891 "hiding pkg"); 8892 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8893 } 8894 } finally { 8895 Binder.restoreCallingIdentity(callingId); 8896 } 8897 return false; 8898 } 8899 8900 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8901 int userId) { 8902 final PackageRemovedInfo info = new PackageRemovedInfo(); 8903 info.removedPackage = packageName; 8904 info.removedUsers = new int[] {userId}; 8905 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8906 info.sendBroadcast(false, false, false); 8907 } 8908 8909 /** 8910 * Returns true if application is not found or there was an error. Otherwise it returns 8911 * the hidden state of the package for the given user. 8912 */ 8913 @Override 8914 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8915 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8916 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8917 false, "getApplicationHidden for user " + userId); 8918 PackageSetting pkgSetting; 8919 long callingId = Binder.clearCallingIdentity(); 8920 try { 8921 // writer 8922 synchronized (mPackages) { 8923 pkgSetting = mSettings.mPackages.get(packageName); 8924 if (pkgSetting == null) { 8925 return true; 8926 } 8927 return pkgSetting.getHidden(userId); 8928 } 8929 } finally { 8930 Binder.restoreCallingIdentity(callingId); 8931 } 8932 } 8933 8934 /** 8935 * @hide 8936 */ 8937 @Override 8938 public int installExistingPackageAsUser(String packageName, int userId) { 8939 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8940 null); 8941 PackageSetting pkgSetting; 8942 final int uid = Binder.getCallingUid(); 8943 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8944 + userId); 8945 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8946 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8947 } 8948 8949 long callingId = Binder.clearCallingIdentity(); 8950 try { 8951 boolean sendAdded = false; 8952 8953 // writer 8954 synchronized (mPackages) { 8955 pkgSetting = mSettings.mPackages.get(packageName); 8956 if (pkgSetting == null) { 8957 return PackageManager.INSTALL_FAILED_INVALID_URI; 8958 } 8959 if (!pkgSetting.getInstalled(userId)) { 8960 pkgSetting.setInstalled(true, userId); 8961 pkgSetting.setHidden(false, userId); 8962 mSettings.writePackageRestrictionsLPr(userId); 8963 sendAdded = true; 8964 } 8965 } 8966 8967 if (sendAdded) { 8968 sendPackageAddedForUser(packageName, pkgSetting, userId); 8969 } 8970 } finally { 8971 Binder.restoreCallingIdentity(callingId); 8972 } 8973 8974 return PackageManager.INSTALL_SUCCEEDED; 8975 } 8976 8977 boolean isUserRestricted(int userId, String restrictionKey) { 8978 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8979 if (restrictions.getBoolean(restrictionKey, false)) { 8980 Log.w(TAG, "User is restricted: " + restrictionKey); 8981 return true; 8982 } 8983 return false; 8984 } 8985 8986 @Override 8987 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8988 mContext.enforceCallingOrSelfPermission( 8989 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8990 "Only package verification agents can verify applications"); 8991 8992 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8993 final PackageVerificationResponse response = new PackageVerificationResponse( 8994 verificationCode, Binder.getCallingUid()); 8995 msg.arg1 = id; 8996 msg.obj = response; 8997 mHandler.sendMessage(msg); 8998 } 8999 9000 @Override 9001 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9002 long millisecondsToDelay) { 9003 mContext.enforceCallingOrSelfPermission( 9004 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9005 "Only package verification agents can extend verification timeouts"); 9006 9007 final PackageVerificationState state = mPendingVerification.get(id); 9008 final PackageVerificationResponse response = new PackageVerificationResponse( 9009 verificationCodeAtTimeout, Binder.getCallingUid()); 9010 9011 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9012 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9013 } 9014 if (millisecondsToDelay < 0) { 9015 millisecondsToDelay = 0; 9016 } 9017 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9018 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9019 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9020 } 9021 9022 if ((state != null) && !state.timeoutExtended()) { 9023 state.extendTimeout(); 9024 9025 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9026 msg.arg1 = id; 9027 msg.obj = response; 9028 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9029 } 9030 } 9031 9032 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9033 int verificationCode, UserHandle user) { 9034 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9035 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9036 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9037 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9038 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9039 9040 mContext.sendBroadcastAsUser(intent, user, 9041 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9042 } 9043 9044 private ComponentName matchComponentForVerifier(String packageName, 9045 List<ResolveInfo> receivers) { 9046 ActivityInfo targetReceiver = null; 9047 9048 final int NR = receivers.size(); 9049 for (int i = 0; i < NR; i++) { 9050 final ResolveInfo info = receivers.get(i); 9051 if (info.activityInfo == null) { 9052 continue; 9053 } 9054 9055 if (packageName.equals(info.activityInfo.packageName)) { 9056 targetReceiver = info.activityInfo; 9057 break; 9058 } 9059 } 9060 9061 if (targetReceiver == null) { 9062 return null; 9063 } 9064 9065 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9066 } 9067 9068 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9069 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9070 if (pkgInfo.verifiers.length == 0) { 9071 return null; 9072 } 9073 9074 final int N = pkgInfo.verifiers.length; 9075 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9076 for (int i = 0; i < N; i++) { 9077 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9078 9079 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9080 receivers); 9081 if (comp == null) { 9082 continue; 9083 } 9084 9085 final int verifierUid = getUidForVerifier(verifierInfo); 9086 if (verifierUid == -1) { 9087 continue; 9088 } 9089 9090 if (DEBUG_VERIFY) { 9091 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9092 + " with the correct signature"); 9093 } 9094 sufficientVerifiers.add(comp); 9095 verificationState.addSufficientVerifier(verifierUid); 9096 } 9097 9098 return sufficientVerifiers; 9099 } 9100 9101 private int getUidForVerifier(VerifierInfo verifierInfo) { 9102 synchronized (mPackages) { 9103 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9104 if (pkg == null) { 9105 return -1; 9106 } else if (pkg.mSignatures.length != 1) { 9107 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9108 + " has more than one signature; ignoring"); 9109 return -1; 9110 } 9111 9112 /* 9113 * If the public key of the package's signature does not match 9114 * our expected public key, then this is a different package and 9115 * we should skip. 9116 */ 9117 9118 final byte[] expectedPublicKey; 9119 try { 9120 final Signature verifierSig = pkg.mSignatures[0]; 9121 final PublicKey publicKey = verifierSig.getPublicKey(); 9122 expectedPublicKey = publicKey.getEncoded(); 9123 } catch (CertificateException e) { 9124 return -1; 9125 } 9126 9127 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9128 9129 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9130 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9131 + " does not have the expected public key; ignoring"); 9132 return -1; 9133 } 9134 9135 return pkg.applicationInfo.uid; 9136 } 9137 } 9138 9139 @Override 9140 public void finishPackageInstall(int token) { 9141 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9142 9143 if (DEBUG_INSTALL) { 9144 Slog.v(TAG, "BM finishing package install for " + token); 9145 } 9146 9147 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9148 mHandler.sendMessage(msg); 9149 } 9150 9151 /** 9152 * Get the verification agent timeout. 9153 * 9154 * @return verification timeout in milliseconds 9155 */ 9156 private long getVerificationTimeout() { 9157 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9158 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9159 DEFAULT_VERIFICATION_TIMEOUT); 9160 } 9161 9162 /** 9163 * Get the default verification agent response code. 9164 * 9165 * @return default verification response code 9166 */ 9167 private int getDefaultVerificationResponse() { 9168 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9169 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9170 DEFAULT_VERIFICATION_RESPONSE); 9171 } 9172 9173 /** 9174 * Check whether or not package verification has been enabled. 9175 * 9176 * @return true if verification should be performed 9177 */ 9178 private boolean isVerificationEnabled(int userId, int installFlags) { 9179 if (!DEFAULT_VERIFY_ENABLE) { 9180 return false; 9181 } 9182 9183 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9184 9185 // Check if installing from ADB 9186 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9187 // Do not run verification in a test harness environment 9188 if (ActivityManager.isRunningInTestHarness()) { 9189 return false; 9190 } 9191 if (ensureVerifyAppsEnabled) { 9192 return true; 9193 } 9194 // Check if the developer does not want package verification for ADB installs 9195 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9196 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9197 return false; 9198 } 9199 } 9200 9201 if (ensureVerifyAppsEnabled) { 9202 return true; 9203 } 9204 9205 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9206 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9207 } 9208 9209 @Override 9210 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9211 throws RemoteException { 9212 mContext.enforceCallingOrSelfPermission( 9213 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9214 "Only intentfilter verification agents can verify applications"); 9215 9216 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9217 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9218 Binder.getCallingUid(), verificationCode, failedDomains); 9219 msg.arg1 = id; 9220 msg.obj = response; 9221 mHandler.sendMessage(msg); 9222 } 9223 9224 @Override 9225 public int getIntentVerificationStatus(String packageName, int userId) { 9226 synchronized (mPackages) { 9227 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9228 } 9229 } 9230 9231 @Override 9232 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9233 boolean result = false; 9234 synchronized (mPackages) { 9235 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9236 } 9237 if (result) { 9238 scheduleWritePackageRestrictionsLocked(userId); 9239 } 9240 return result; 9241 } 9242 9243 @Override 9244 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9245 synchronized (mPackages) { 9246 return mSettings.getIntentFilterVerificationsLPr(packageName); 9247 } 9248 } 9249 9250 @Override 9251 public List<IntentFilter> getAllIntentFilters(String packageName) { 9252 if (TextUtils.isEmpty(packageName)) { 9253 return Collections.<IntentFilter>emptyList(); 9254 } 9255 synchronized (mPackages) { 9256 PackageParser.Package pkg = mPackages.get(packageName); 9257 if (pkg == null || pkg.activities == null) { 9258 return Collections.<IntentFilter>emptyList(); 9259 } 9260 final int count = pkg.activities.size(); 9261 ArrayList<IntentFilter> result = new ArrayList<>(); 9262 for (int n=0; n<count; n++) { 9263 PackageParser.Activity activity = pkg.activities.get(n); 9264 if (activity.intents != null || activity.intents.size() > 0) { 9265 result.addAll(activity.intents); 9266 } 9267 } 9268 return result; 9269 } 9270 } 9271 9272 @Override 9273 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9274 synchronized (mPackages) { 9275 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9276 if (packageName != null) { 9277 result |= updateIntentVerificationStatus(packageName, 9278 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9279 UserHandle.myUserId()); 9280 } 9281 return result; 9282 } 9283 } 9284 9285 @Override 9286 public String getDefaultBrowserPackageName(int userId) { 9287 synchronized (mPackages) { 9288 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9289 } 9290 } 9291 9292 /** 9293 * Get the "allow unknown sources" setting. 9294 * 9295 * @return the current "allow unknown sources" setting 9296 */ 9297 private int getUnknownSourcesSettings() { 9298 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9299 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9300 -1); 9301 } 9302 9303 @Override 9304 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9305 final int uid = Binder.getCallingUid(); 9306 // writer 9307 synchronized (mPackages) { 9308 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9309 if (targetPackageSetting == null) { 9310 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9311 } 9312 9313 PackageSetting installerPackageSetting; 9314 if (installerPackageName != null) { 9315 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9316 if (installerPackageSetting == null) { 9317 throw new IllegalArgumentException("Unknown installer package: " 9318 + installerPackageName); 9319 } 9320 } else { 9321 installerPackageSetting = null; 9322 } 9323 9324 Signature[] callerSignature; 9325 Object obj = mSettings.getUserIdLPr(uid); 9326 if (obj != null) { 9327 if (obj instanceof SharedUserSetting) { 9328 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9329 } else if (obj instanceof PackageSetting) { 9330 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9331 } else { 9332 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9333 } 9334 } else { 9335 throw new SecurityException("Unknown calling uid " + uid); 9336 } 9337 9338 // Verify: can't set installerPackageName to a package that is 9339 // not signed with the same cert as the caller. 9340 if (installerPackageSetting != null) { 9341 if (compareSignatures(callerSignature, 9342 installerPackageSetting.signatures.mSignatures) 9343 != PackageManager.SIGNATURE_MATCH) { 9344 throw new SecurityException( 9345 "Caller does not have same cert as new installer package " 9346 + installerPackageName); 9347 } 9348 } 9349 9350 // Verify: if target already has an installer package, it must 9351 // be signed with the same cert as the caller. 9352 if (targetPackageSetting.installerPackageName != null) { 9353 PackageSetting setting = mSettings.mPackages.get( 9354 targetPackageSetting.installerPackageName); 9355 // If the currently set package isn't valid, then it's always 9356 // okay to change it. 9357 if (setting != null) { 9358 if (compareSignatures(callerSignature, 9359 setting.signatures.mSignatures) 9360 != PackageManager.SIGNATURE_MATCH) { 9361 throw new SecurityException( 9362 "Caller does not have same cert as old installer package " 9363 + targetPackageSetting.installerPackageName); 9364 } 9365 } 9366 } 9367 9368 // Okay! 9369 targetPackageSetting.installerPackageName = installerPackageName; 9370 scheduleWriteSettingsLocked(); 9371 } 9372 } 9373 9374 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9375 // Queue up an async operation since the package installation may take a little while. 9376 mHandler.post(new Runnable() { 9377 public void run() { 9378 mHandler.removeCallbacks(this); 9379 // Result object to be returned 9380 PackageInstalledInfo res = new PackageInstalledInfo(); 9381 res.returnCode = currentStatus; 9382 res.uid = -1; 9383 res.pkg = null; 9384 res.removedInfo = new PackageRemovedInfo(); 9385 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9386 args.doPreInstall(res.returnCode); 9387 synchronized (mInstallLock) { 9388 installPackageLI(args, res); 9389 } 9390 args.doPostInstall(res.returnCode, res.uid); 9391 } 9392 9393 // A restore should be performed at this point if (a) the install 9394 // succeeded, (b) the operation is not an update, and (c) the new 9395 // package has not opted out of backup participation. 9396 final boolean update = res.removedInfo.removedPackage != null; 9397 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9398 boolean doRestore = !update 9399 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9400 9401 // Set up the post-install work request bookkeeping. This will be used 9402 // and cleaned up by the post-install event handling regardless of whether 9403 // there's a restore pass performed. Token values are >= 1. 9404 int token; 9405 if (mNextInstallToken < 0) mNextInstallToken = 1; 9406 token = mNextInstallToken++; 9407 9408 PostInstallData data = new PostInstallData(args, res); 9409 mRunningInstalls.put(token, data); 9410 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9411 9412 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9413 // Pass responsibility to the Backup Manager. It will perform a 9414 // restore if appropriate, then pass responsibility back to the 9415 // Package Manager to run the post-install observer callbacks 9416 // and broadcasts. 9417 IBackupManager bm = IBackupManager.Stub.asInterface( 9418 ServiceManager.getService(Context.BACKUP_SERVICE)); 9419 if (bm != null) { 9420 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9421 + " to BM for possible restore"); 9422 try { 9423 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9424 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9425 } else { 9426 doRestore = false; 9427 } 9428 } catch (RemoteException e) { 9429 // can't happen; the backup manager is local 9430 } catch (Exception e) { 9431 Slog.e(TAG, "Exception trying to enqueue restore", e); 9432 doRestore = false; 9433 } 9434 } else { 9435 Slog.e(TAG, "Backup Manager not found!"); 9436 doRestore = false; 9437 } 9438 } 9439 9440 if (!doRestore) { 9441 // No restore possible, or the Backup Manager was mysteriously not 9442 // available -- just fire the post-install work request directly. 9443 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9444 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9445 mHandler.sendMessage(msg); 9446 } 9447 } 9448 }); 9449 } 9450 9451 private abstract class HandlerParams { 9452 private static final int MAX_RETRIES = 4; 9453 9454 /** 9455 * Number of times startCopy() has been attempted and had a non-fatal 9456 * error. 9457 */ 9458 private int mRetries = 0; 9459 9460 /** User handle for the user requesting the information or installation. */ 9461 private final UserHandle mUser; 9462 9463 HandlerParams(UserHandle user) { 9464 mUser = user; 9465 } 9466 9467 UserHandle getUser() { 9468 return mUser; 9469 } 9470 9471 final boolean startCopy() { 9472 boolean res; 9473 try { 9474 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9475 9476 if (++mRetries > MAX_RETRIES) { 9477 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9478 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9479 handleServiceError(); 9480 return false; 9481 } else { 9482 handleStartCopy(); 9483 res = true; 9484 } 9485 } catch (RemoteException e) { 9486 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9487 mHandler.sendEmptyMessage(MCS_RECONNECT); 9488 res = false; 9489 } 9490 handleReturnCode(); 9491 return res; 9492 } 9493 9494 final void serviceError() { 9495 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9496 handleServiceError(); 9497 handleReturnCode(); 9498 } 9499 9500 abstract void handleStartCopy() throws RemoteException; 9501 abstract void handleServiceError(); 9502 abstract void handleReturnCode(); 9503 } 9504 9505 class MeasureParams extends HandlerParams { 9506 private final PackageStats mStats; 9507 private boolean mSuccess; 9508 9509 private final IPackageStatsObserver mObserver; 9510 9511 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9512 super(new UserHandle(stats.userHandle)); 9513 mObserver = observer; 9514 mStats = stats; 9515 } 9516 9517 @Override 9518 public String toString() { 9519 return "MeasureParams{" 9520 + Integer.toHexString(System.identityHashCode(this)) 9521 + " " + mStats.packageName + "}"; 9522 } 9523 9524 @Override 9525 void handleStartCopy() throws RemoteException { 9526 synchronized (mInstallLock) { 9527 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9528 } 9529 9530 if (mSuccess) { 9531 final boolean mounted; 9532 if (Environment.isExternalStorageEmulated()) { 9533 mounted = true; 9534 } else { 9535 final String status = Environment.getExternalStorageState(); 9536 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9537 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9538 } 9539 9540 if (mounted) { 9541 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9542 9543 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9544 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9545 9546 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9547 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9548 9549 // Always subtract cache size, since it's a subdirectory 9550 mStats.externalDataSize -= mStats.externalCacheSize; 9551 9552 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9553 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9554 9555 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9556 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9557 } 9558 } 9559 } 9560 9561 @Override 9562 void handleReturnCode() { 9563 if (mObserver != null) { 9564 try { 9565 mObserver.onGetStatsCompleted(mStats, mSuccess); 9566 } catch (RemoteException e) { 9567 Slog.i(TAG, "Observer no longer exists."); 9568 } 9569 } 9570 } 9571 9572 @Override 9573 void handleServiceError() { 9574 Slog.e(TAG, "Could not measure application " + mStats.packageName 9575 + " external storage"); 9576 } 9577 } 9578 9579 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9580 throws RemoteException { 9581 long result = 0; 9582 for (File path : paths) { 9583 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9584 } 9585 return result; 9586 } 9587 9588 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9589 for (File path : paths) { 9590 try { 9591 mcs.clearDirectory(path.getAbsolutePath()); 9592 } catch (RemoteException e) { 9593 } 9594 } 9595 } 9596 9597 static class OriginInfo { 9598 /** 9599 * Location where install is coming from, before it has been 9600 * copied/renamed into place. This could be a single monolithic APK 9601 * file, or a cluster directory. This location may be untrusted. 9602 */ 9603 final File file; 9604 final String cid; 9605 9606 /** 9607 * Flag indicating that {@link #file} or {@link #cid} has already been 9608 * staged, meaning downstream users don't need to defensively copy the 9609 * contents. 9610 */ 9611 final boolean staged; 9612 9613 /** 9614 * Flag indicating that {@link #file} or {@link #cid} is an already 9615 * installed app that is being moved. 9616 */ 9617 final boolean existing; 9618 9619 final String resolvedPath; 9620 final File resolvedFile; 9621 9622 static OriginInfo fromNothing() { 9623 return new OriginInfo(null, null, false, false); 9624 } 9625 9626 static OriginInfo fromUntrustedFile(File file) { 9627 return new OriginInfo(file, null, false, false); 9628 } 9629 9630 static OriginInfo fromExistingFile(File file) { 9631 return new OriginInfo(file, null, false, true); 9632 } 9633 9634 static OriginInfo fromStagedFile(File file) { 9635 return new OriginInfo(file, null, true, false); 9636 } 9637 9638 static OriginInfo fromStagedContainer(String cid) { 9639 return new OriginInfo(null, cid, true, false); 9640 } 9641 9642 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9643 this.file = file; 9644 this.cid = cid; 9645 this.staged = staged; 9646 this.existing = existing; 9647 9648 if (cid != null) { 9649 resolvedPath = PackageHelper.getSdDir(cid); 9650 resolvedFile = new File(resolvedPath); 9651 } else if (file != null) { 9652 resolvedPath = file.getAbsolutePath(); 9653 resolvedFile = file; 9654 } else { 9655 resolvedPath = null; 9656 resolvedFile = null; 9657 } 9658 } 9659 } 9660 9661 class MoveInfo { 9662 final int moveId; 9663 final String fromUuid; 9664 final String toUuid; 9665 final String packageName; 9666 final String dataAppName; 9667 final int appId; 9668 final String seinfo; 9669 9670 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9671 String dataAppName, int appId, String seinfo) { 9672 this.moveId = moveId; 9673 this.fromUuid = fromUuid; 9674 this.toUuid = toUuid; 9675 this.packageName = packageName; 9676 this.dataAppName = dataAppName; 9677 this.appId = appId; 9678 this.seinfo = seinfo; 9679 } 9680 } 9681 9682 class InstallParams extends HandlerParams { 9683 final OriginInfo origin; 9684 final MoveInfo move; 9685 final IPackageInstallObserver2 observer; 9686 int installFlags; 9687 final String installerPackageName; 9688 final String volumeUuid; 9689 final VerificationParams verificationParams; 9690 private InstallArgs mArgs; 9691 private int mRet; 9692 final String packageAbiOverride; 9693 9694 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9695 int installFlags, String installerPackageName, String volumeUuid, 9696 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9697 super(user); 9698 this.origin = origin; 9699 this.move = move; 9700 this.observer = observer; 9701 this.installFlags = installFlags; 9702 this.installerPackageName = installerPackageName; 9703 this.volumeUuid = volumeUuid; 9704 this.verificationParams = verificationParams; 9705 this.packageAbiOverride = packageAbiOverride; 9706 } 9707 9708 @Override 9709 public String toString() { 9710 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9711 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9712 } 9713 9714 public ManifestDigest getManifestDigest() { 9715 if (verificationParams == null) { 9716 return null; 9717 } 9718 return verificationParams.getManifestDigest(); 9719 } 9720 9721 private int installLocationPolicy(PackageInfoLite pkgLite) { 9722 String packageName = pkgLite.packageName; 9723 int installLocation = pkgLite.installLocation; 9724 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9725 // reader 9726 synchronized (mPackages) { 9727 PackageParser.Package pkg = mPackages.get(packageName); 9728 if (pkg != null) { 9729 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9730 // Check for downgrading. 9731 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9732 try { 9733 checkDowngrade(pkg, pkgLite); 9734 } catch (PackageManagerException e) { 9735 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9736 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9737 } 9738 } 9739 // Check for updated system application. 9740 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9741 if (onSd) { 9742 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9743 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9744 } 9745 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9746 } else { 9747 if (onSd) { 9748 // Install flag overrides everything. 9749 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9750 } 9751 // If current upgrade specifies particular preference 9752 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9753 // Application explicitly specified internal. 9754 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9755 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9756 // App explictly prefers external. Let policy decide 9757 } else { 9758 // Prefer previous location 9759 if (isExternal(pkg)) { 9760 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9761 } 9762 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9763 } 9764 } 9765 } else { 9766 // Invalid install. Return error code 9767 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9768 } 9769 } 9770 } 9771 // All the special cases have been taken care of. 9772 // Return result based on recommended install location. 9773 if (onSd) { 9774 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9775 } 9776 return pkgLite.recommendedInstallLocation; 9777 } 9778 9779 /* 9780 * Invoke remote method to get package information and install 9781 * location values. Override install location based on default 9782 * policy if needed and then create install arguments based 9783 * on the install location. 9784 */ 9785 public void handleStartCopy() throws RemoteException { 9786 int ret = PackageManager.INSTALL_SUCCEEDED; 9787 9788 // If we're already staged, we've firmly committed to an install location 9789 if (origin.staged) { 9790 if (origin.file != null) { 9791 installFlags |= PackageManager.INSTALL_INTERNAL; 9792 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9793 } else if (origin.cid != null) { 9794 installFlags |= PackageManager.INSTALL_EXTERNAL; 9795 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9796 } else { 9797 throw new IllegalStateException("Invalid stage location"); 9798 } 9799 } 9800 9801 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9802 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9803 9804 PackageInfoLite pkgLite = null; 9805 9806 if (onInt && onSd) { 9807 // Check if both bits are set. 9808 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9809 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9810 } else { 9811 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9812 packageAbiOverride); 9813 9814 /* 9815 * If we have too little free space, try to free cache 9816 * before giving up. 9817 */ 9818 if (!origin.staged && pkgLite.recommendedInstallLocation 9819 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9820 // TODO: focus freeing disk space on the target device 9821 final StorageManager storage = StorageManager.from(mContext); 9822 final long lowThreshold = storage.getStorageLowBytes( 9823 Environment.getDataDirectory()); 9824 9825 final long sizeBytes = mContainerService.calculateInstalledSize( 9826 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9827 9828 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9829 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9830 installFlags, packageAbiOverride); 9831 } 9832 9833 /* 9834 * The cache free must have deleted the file we 9835 * downloaded to install. 9836 * 9837 * TODO: fix the "freeCache" call to not delete 9838 * the file we care about. 9839 */ 9840 if (pkgLite.recommendedInstallLocation 9841 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9842 pkgLite.recommendedInstallLocation 9843 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9844 } 9845 } 9846 } 9847 9848 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9849 int loc = pkgLite.recommendedInstallLocation; 9850 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9851 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9852 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9853 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9854 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9855 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9856 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9857 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9858 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9859 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9860 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9861 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9862 } else { 9863 // Override with defaults if needed. 9864 loc = installLocationPolicy(pkgLite); 9865 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9866 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9867 } else if (!onSd && !onInt) { 9868 // Override install location with flags 9869 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9870 // Set the flag to install on external media. 9871 installFlags |= PackageManager.INSTALL_EXTERNAL; 9872 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9873 } else { 9874 // Make sure the flag for installing on external 9875 // media is unset 9876 installFlags |= PackageManager.INSTALL_INTERNAL; 9877 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9878 } 9879 } 9880 } 9881 } 9882 9883 final InstallArgs args = createInstallArgs(this); 9884 mArgs = args; 9885 9886 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9887 /* 9888 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9889 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9890 */ 9891 int userIdentifier = getUser().getIdentifier(); 9892 if (userIdentifier == UserHandle.USER_ALL 9893 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9894 userIdentifier = UserHandle.USER_OWNER; 9895 } 9896 9897 /* 9898 * Determine if we have any installed package verifiers. If we 9899 * do, then we'll defer to them to verify the packages. 9900 */ 9901 final int requiredUid = mRequiredVerifierPackage == null ? -1 9902 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9903 if (!origin.existing && requiredUid != -1 9904 && isVerificationEnabled(userIdentifier, installFlags)) { 9905 final Intent verification = new Intent( 9906 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9907 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9908 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9909 PACKAGE_MIME_TYPE); 9910 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9911 9912 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9913 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9914 0 /* TODO: Which userId? */); 9915 9916 if (DEBUG_VERIFY) { 9917 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9918 + verification.toString() + " with " + pkgLite.verifiers.length 9919 + " optional verifiers"); 9920 } 9921 9922 final int verificationId = mPendingVerificationToken++; 9923 9924 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9925 9926 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9927 installerPackageName); 9928 9929 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9930 installFlags); 9931 9932 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9933 pkgLite.packageName); 9934 9935 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9936 pkgLite.versionCode); 9937 9938 if (verificationParams != null) { 9939 if (verificationParams.getVerificationURI() != null) { 9940 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9941 verificationParams.getVerificationURI()); 9942 } 9943 if (verificationParams.getOriginatingURI() != null) { 9944 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9945 verificationParams.getOriginatingURI()); 9946 } 9947 if (verificationParams.getReferrer() != null) { 9948 verification.putExtra(Intent.EXTRA_REFERRER, 9949 verificationParams.getReferrer()); 9950 } 9951 if (verificationParams.getOriginatingUid() >= 0) { 9952 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9953 verificationParams.getOriginatingUid()); 9954 } 9955 if (verificationParams.getInstallerUid() >= 0) { 9956 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9957 verificationParams.getInstallerUid()); 9958 } 9959 } 9960 9961 final PackageVerificationState verificationState = new PackageVerificationState( 9962 requiredUid, args); 9963 9964 mPendingVerification.append(verificationId, verificationState); 9965 9966 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9967 receivers, verificationState); 9968 9969 /* 9970 * If any sufficient verifiers were listed in the package 9971 * manifest, attempt to ask them. 9972 */ 9973 if (sufficientVerifiers != null) { 9974 final int N = sufficientVerifiers.size(); 9975 if (N == 0) { 9976 Slog.i(TAG, "Additional verifiers required, but none installed."); 9977 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9978 } else { 9979 for (int i = 0; i < N; i++) { 9980 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9981 9982 final Intent sufficientIntent = new Intent(verification); 9983 sufficientIntent.setComponent(verifierComponent); 9984 9985 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9986 } 9987 } 9988 } 9989 9990 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9991 mRequiredVerifierPackage, receivers); 9992 if (ret == PackageManager.INSTALL_SUCCEEDED 9993 && mRequiredVerifierPackage != null) { 9994 /* 9995 * Send the intent to the required verification agent, 9996 * but only start the verification timeout after the 9997 * target BroadcastReceivers have run. 9998 */ 9999 verification.setComponent(requiredVerifierComponent); 10000 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10001 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10002 new BroadcastReceiver() { 10003 @Override 10004 public void onReceive(Context context, Intent intent) { 10005 final Message msg = mHandler 10006 .obtainMessage(CHECK_PENDING_VERIFICATION); 10007 msg.arg1 = verificationId; 10008 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10009 } 10010 }, null, 0, null, null); 10011 10012 /* 10013 * We don't want the copy to proceed until verification 10014 * succeeds, so null out this field. 10015 */ 10016 mArgs = null; 10017 } 10018 } else { 10019 /* 10020 * No package verification is enabled, so immediately start 10021 * the remote call to initiate copy using temporary file. 10022 */ 10023 ret = args.copyApk(mContainerService, true); 10024 } 10025 } 10026 10027 mRet = ret; 10028 } 10029 10030 @Override 10031 void handleReturnCode() { 10032 // If mArgs is null, then MCS couldn't be reached. When it 10033 // reconnects, it will try again to install. At that point, this 10034 // will succeed. 10035 if (mArgs != null) { 10036 processPendingInstall(mArgs, mRet); 10037 } 10038 } 10039 10040 @Override 10041 void handleServiceError() { 10042 mArgs = createInstallArgs(this); 10043 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10044 } 10045 10046 public boolean isForwardLocked() { 10047 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10048 } 10049 } 10050 10051 /** 10052 * Used during creation of InstallArgs 10053 * 10054 * @param installFlags package installation flags 10055 * @return true if should be installed on external storage 10056 */ 10057 private static boolean installOnExternalAsec(int installFlags) { 10058 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10059 return false; 10060 } 10061 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10062 return true; 10063 } 10064 return false; 10065 } 10066 10067 /** 10068 * Used during creation of InstallArgs 10069 * 10070 * @param installFlags package installation flags 10071 * @return true if should be installed as forward locked 10072 */ 10073 private static boolean installForwardLocked(int installFlags) { 10074 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10075 } 10076 10077 private InstallArgs createInstallArgs(InstallParams params) { 10078 if (params.move != null) { 10079 return new MoveInstallArgs(params); 10080 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10081 return new AsecInstallArgs(params); 10082 } else { 10083 return new FileInstallArgs(params); 10084 } 10085 } 10086 10087 /** 10088 * Create args that describe an existing installed package. Typically used 10089 * when cleaning up old installs, or used as a move source. 10090 */ 10091 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10092 String resourcePath, String[] instructionSets) { 10093 final boolean isInAsec; 10094 if (installOnExternalAsec(installFlags)) { 10095 /* Apps on SD card are always in ASEC containers. */ 10096 isInAsec = true; 10097 } else if (installForwardLocked(installFlags) 10098 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10099 /* 10100 * Forward-locked apps are only in ASEC containers if they're the 10101 * new style 10102 */ 10103 isInAsec = true; 10104 } else { 10105 isInAsec = false; 10106 } 10107 10108 if (isInAsec) { 10109 return new AsecInstallArgs(codePath, instructionSets, 10110 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10111 } else { 10112 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10113 } 10114 } 10115 10116 static abstract class InstallArgs { 10117 /** @see InstallParams#origin */ 10118 final OriginInfo origin; 10119 /** @see InstallParams#move */ 10120 final MoveInfo move; 10121 10122 final IPackageInstallObserver2 observer; 10123 // Always refers to PackageManager flags only 10124 final int installFlags; 10125 final String installerPackageName; 10126 final String volumeUuid; 10127 final ManifestDigest manifestDigest; 10128 final UserHandle user; 10129 final String abiOverride; 10130 10131 // The list of instruction sets supported by this app. This is currently 10132 // only used during the rmdex() phase to clean up resources. We can get rid of this 10133 // if we move dex files under the common app path. 10134 /* nullable */ String[] instructionSets; 10135 10136 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10137 int installFlags, String installerPackageName, String volumeUuid, 10138 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10139 String abiOverride) { 10140 this.origin = origin; 10141 this.move = move; 10142 this.installFlags = installFlags; 10143 this.observer = observer; 10144 this.installerPackageName = installerPackageName; 10145 this.volumeUuid = volumeUuid; 10146 this.manifestDigest = manifestDigest; 10147 this.user = user; 10148 this.instructionSets = instructionSets; 10149 this.abiOverride = abiOverride; 10150 } 10151 10152 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10153 abstract int doPreInstall(int status); 10154 10155 /** 10156 * Rename package into final resting place. All paths on the given 10157 * scanned package should be updated to reflect the rename. 10158 */ 10159 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10160 abstract int doPostInstall(int status, int uid); 10161 10162 /** @see PackageSettingBase#codePathString */ 10163 abstract String getCodePath(); 10164 /** @see PackageSettingBase#resourcePathString */ 10165 abstract String getResourcePath(); 10166 10167 // Need installer lock especially for dex file removal. 10168 abstract void cleanUpResourcesLI(); 10169 abstract boolean doPostDeleteLI(boolean delete); 10170 10171 /** 10172 * Called before the source arguments are copied. This is used mostly 10173 * for MoveParams when it needs to read the source file to put it in the 10174 * destination. 10175 */ 10176 int doPreCopy() { 10177 return PackageManager.INSTALL_SUCCEEDED; 10178 } 10179 10180 /** 10181 * Called after the source arguments are copied. This is used mostly for 10182 * MoveParams when it needs to read the source file to put it in the 10183 * destination. 10184 * 10185 * @return 10186 */ 10187 int doPostCopy(int uid) { 10188 return PackageManager.INSTALL_SUCCEEDED; 10189 } 10190 10191 protected boolean isFwdLocked() { 10192 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10193 } 10194 10195 protected boolean isExternalAsec() { 10196 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10197 } 10198 10199 UserHandle getUser() { 10200 return user; 10201 } 10202 } 10203 10204 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10205 if (!allCodePaths.isEmpty()) { 10206 if (instructionSets == null) { 10207 throw new IllegalStateException("instructionSet == null"); 10208 } 10209 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10210 for (String codePath : allCodePaths) { 10211 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10212 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10213 if (retCode < 0) { 10214 Slog.w(TAG, "Couldn't remove dex file for package: " 10215 + " at location " + codePath + ", retcode=" + retCode); 10216 // we don't consider this to be a failure of the core package deletion 10217 } 10218 } 10219 } 10220 } 10221 } 10222 10223 /** 10224 * Logic to handle installation of non-ASEC applications, including copying 10225 * and renaming logic. 10226 */ 10227 class FileInstallArgs extends InstallArgs { 10228 private File codeFile; 10229 private File resourceFile; 10230 10231 // Example topology: 10232 // /data/app/com.example/base.apk 10233 // /data/app/com.example/split_foo.apk 10234 // /data/app/com.example/lib/arm/libfoo.so 10235 // /data/app/com.example/lib/arm64/libfoo.so 10236 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10237 10238 /** New install */ 10239 FileInstallArgs(InstallParams params) { 10240 super(params.origin, params.move, params.observer, params.installFlags, 10241 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10242 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10243 if (isFwdLocked()) { 10244 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10245 } 10246 } 10247 10248 /** Existing install */ 10249 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10250 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10251 null); 10252 this.codeFile = (codePath != null) ? new File(codePath) : null; 10253 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10254 } 10255 10256 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10257 if (origin.staged) { 10258 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10259 codeFile = origin.file; 10260 resourceFile = origin.file; 10261 return PackageManager.INSTALL_SUCCEEDED; 10262 } 10263 10264 try { 10265 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10266 codeFile = tempDir; 10267 resourceFile = tempDir; 10268 } catch (IOException e) { 10269 Slog.w(TAG, "Failed to create copy file: " + e); 10270 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10271 } 10272 10273 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10274 @Override 10275 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10276 if (!FileUtils.isValidExtFilename(name)) { 10277 throw new IllegalArgumentException("Invalid filename: " + name); 10278 } 10279 try { 10280 final File file = new File(codeFile, name); 10281 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10282 O_RDWR | O_CREAT, 0644); 10283 Os.chmod(file.getAbsolutePath(), 0644); 10284 return new ParcelFileDescriptor(fd); 10285 } catch (ErrnoException e) { 10286 throw new RemoteException("Failed to open: " + e.getMessage()); 10287 } 10288 } 10289 }; 10290 10291 int ret = PackageManager.INSTALL_SUCCEEDED; 10292 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10293 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10294 Slog.e(TAG, "Failed to copy package"); 10295 return ret; 10296 } 10297 10298 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10299 NativeLibraryHelper.Handle handle = null; 10300 try { 10301 handle = NativeLibraryHelper.Handle.create(codeFile); 10302 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10303 abiOverride); 10304 } catch (IOException e) { 10305 Slog.e(TAG, "Copying native libraries failed", e); 10306 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10307 } finally { 10308 IoUtils.closeQuietly(handle); 10309 } 10310 10311 return ret; 10312 } 10313 10314 int doPreInstall(int status) { 10315 if (status != PackageManager.INSTALL_SUCCEEDED) { 10316 cleanUp(); 10317 } 10318 return status; 10319 } 10320 10321 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10322 if (status != PackageManager.INSTALL_SUCCEEDED) { 10323 cleanUp(); 10324 return false; 10325 } 10326 10327 final File targetDir = codeFile.getParentFile(); 10328 final File beforeCodeFile = codeFile; 10329 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10330 10331 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10332 try { 10333 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10334 } catch (ErrnoException e) { 10335 Slog.d(TAG, "Failed to rename", e); 10336 return false; 10337 } 10338 10339 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10340 Slog.d(TAG, "Failed to restorecon"); 10341 return false; 10342 } 10343 10344 // Reflect the rename internally 10345 codeFile = afterCodeFile; 10346 resourceFile = afterCodeFile; 10347 10348 // Reflect the rename in scanned details 10349 pkg.codePath = afterCodeFile.getAbsolutePath(); 10350 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10351 pkg.baseCodePath); 10352 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10353 pkg.splitCodePaths); 10354 10355 // Reflect the rename in app info 10356 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10357 pkg.applicationInfo.setCodePath(pkg.codePath); 10358 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10359 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10360 pkg.applicationInfo.setResourcePath(pkg.codePath); 10361 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10362 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10363 10364 return true; 10365 } 10366 10367 int doPostInstall(int status, int uid) { 10368 if (status != PackageManager.INSTALL_SUCCEEDED) { 10369 cleanUp(); 10370 } 10371 return status; 10372 } 10373 10374 @Override 10375 String getCodePath() { 10376 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10377 } 10378 10379 @Override 10380 String getResourcePath() { 10381 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10382 } 10383 10384 private boolean cleanUp() { 10385 if (codeFile == null || !codeFile.exists()) { 10386 return false; 10387 } 10388 10389 if (codeFile.isDirectory()) { 10390 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10391 } else { 10392 codeFile.delete(); 10393 } 10394 10395 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10396 resourceFile.delete(); 10397 } 10398 10399 return true; 10400 } 10401 10402 void cleanUpResourcesLI() { 10403 // Try enumerating all code paths before deleting 10404 List<String> allCodePaths = Collections.EMPTY_LIST; 10405 if (codeFile != null && codeFile.exists()) { 10406 try { 10407 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10408 allCodePaths = pkg.getAllCodePaths(); 10409 } catch (PackageParserException e) { 10410 // Ignored; we tried our best 10411 } 10412 } 10413 10414 cleanUp(); 10415 removeDexFiles(allCodePaths, instructionSets); 10416 } 10417 10418 boolean doPostDeleteLI(boolean delete) { 10419 // XXX err, shouldn't we respect the delete flag? 10420 cleanUpResourcesLI(); 10421 return true; 10422 } 10423 } 10424 10425 private boolean isAsecExternal(String cid) { 10426 final String asecPath = PackageHelper.getSdFilesystem(cid); 10427 return !asecPath.startsWith(mAsecInternalPath); 10428 } 10429 10430 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10431 PackageManagerException { 10432 if (copyRet < 0) { 10433 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10434 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10435 throw new PackageManagerException(copyRet, message); 10436 } 10437 } 10438 } 10439 10440 /** 10441 * Extract the MountService "container ID" from the full code path of an 10442 * .apk. 10443 */ 10444 static String cidFromCodePath(String fullCodePath) { 10445 int eidx = fullCodePath.lastIndexOf("/"); 10446 String subStr1 = fullCodePath.substring(0, eidx); 10447 int sidx = subStr1.lastIndexOf("/"); 10448 return subStr1.substring(sidx+1, eidx); 10449 } 10450 10451 /** 10452 * Logic to handle installation of ASEC applications, including copying and 10453 * renaming logic. 10454 */ 10455 class AsecInstallArgs extends InstallArgs { 10456 static final String RES_FILE_NAME = "pkg.apk"; 10457 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10458 10459 String cid; 10460 String packagePath; 10461 String resourcePath; 10462 10463 /** New install */ 10464 AsecInstallArgs(InstallParams params) { 10465 super(params.origin, params.move, params.observer, params.installFlags, 10466 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10467 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10468 } 10469 10470 /** Existing install */ 10471 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10472 boolean isExternal, boolean isForwardLocked) { 10473 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10474 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10475 instructionSets, null); 10476 // Hackily pretend we're still looking at a full code path 10477 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10478 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10479 } 10480 10481 // Extract cid from fullCodePath 10482 int eidx = fullCodePath.lastIndexOf("/"); 10483 String subStr1 = fullCodePath.substring(0, eidx); 10484 int sidx = subStr1.lastIndexOf("/"); 10485 cid = subStr1.substring(sidx+1, eidx); 10486 setMountPath(subStr1); 10487 } 10488 10489 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10490 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10491 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10492 instructionSets, null); 10493 this.cid = cid; 10494 setMountPath(PackageHelper.getSdDir(cid)); 10495 } 10496 10497 void createCopyFile() { 10498 cid = mInstallerService.allocateExternalStageCidLegacy(); 10499 } 10500 10501 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10502 if (origin.staged) { 10503 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10504 cid = origin.cid; 10505 setMountPath(PackageHelper.getSdDir(cid)); 10506 return PackageManager.INSTALL_SUCCEEDED; 10507 } 10508 10509 if (temp) { 10510 createCopyFile(); 10511 } else { 10512 /* 10513 * Pre-emptively destroy the container since it's destroyed if 10514 * copying fails due to it existing anyway. 10515 */ 10516 PackageHelper.destroySdDir(cid); 10517 } 10518 10519 final String newMountPath = imcs.copyPackageToContainer( 10520 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10521 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10522 10523 if (newMountPath != null) { 10524 setMountPath(newMountPath); 10525 return PackageManager.INSTALL_SUCCEEDED; 10526 } else { 10527 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10528 } 10529 } 10530 10531 @Override 10532 String getCodePath() { 10533 return packagePath; 10534 } 10535 10536 @Override 10537 String getResourcePath() { 10538 return resourcePath; 10539 } 10540 10541 int doPreInstall(int status) { 10542 if (status != PackageManager.INSTALL_SUCCEEDED) { 10543 // Destroy container 10544 PackageHelper.destroySdDir(cid); 10545 } else { 10546 boolean mounted = PackageHelper.isContainerMounted(cid); 10547 if (!mounted) { 10548 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10549 Process.SYSTEM_UID); 10550 if (newMountPath != null) { 10551 setMountPath(newMountPath); 10552 } else { 10553 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10554 } 10555 } 10556 } 10557 return status; 10558 } 10559 10560 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10561 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10562 String newMountPath = null; 10563 if (PackageHelper.isContainerMounted(cid)) { 10564 // Unmount the container 10565 if (!PackageHelper.unMountSdDir(cid)) { 10566 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10567 return false; 10568 } 10569 } 10570 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10571 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10572 " which might be stale. Will try to clean up."); 10573 // Clean up the stale container and proceed to recreate. 10574 if (!PackageHelper.destroySdDir(newCacheId)) { 10575 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10576 return false; 10577 } 10578 // Successfully cleaned up stale container. Try to rename again. 10579 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10580 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10581 + " inspite of cleaning it up."); 10582 return false; 10583 } 10584 } 10585 if (!PackageHelper.isContainerMounted(newCacheId)) { 10586 Slog.w(TAG, "Mounting container " + newCacheId); 10587 newMountPath = PackageHelper.mountSdDir(newCacheId, 10588 getEncryptKey(), Process.SYSTEM_UID); 10589 } else { 10590 newMountPath = PackageHelper.getSdDir(newCacheId); 10591 } 10592 if (newMountPath == null) { 10593 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10594 return false; 10595 } 10596 Log.i(TAG, "Succesfully renamed " + cid + 10597 " to " + newCacheId + 10598 " at new path: " + newMountPath); 10599 cid = newCacheId; 10600 10601 final File beforeCodeFile = new File(packagePath); 10602 setMountPath(newMountPath); 10603 final File afterCodeFile = new File(packagePath); 10604 10605 // Reflect the rename in scanned details 10606 pkg.codePath = afterCodeFile.getAbsolutePath(); 10607 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10608 pkg.baseCodePath); 10609 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10610 pkg.splitCodePaths); 10611 10612 // Reflect the rename in app info 10613 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10614 pkg.applicationInfo.setCodePath(pkg.codePath); 10615 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10616 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10617 pkg.applicationInfo.setResourcePath(pkg.codePath); 10618 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10619 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10620 10621 return true; 10622 } 10623 10624 private void setMountPath(String mountPath) { 10625 final File mountFile = new File(mountPath); 10626 10627 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10628 if (monolithicFile.exists()) { 10629 packagePath = monolithicFile.getAbsolutePath(); 10630 if (isFwdLocked()) { 10631 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10632 } else { 10633 resourcePath = packagePath; 10634 } 10635 } else { 10636 packagePath = mountFile.getAbsolutePath(); 10637 resourcePath = packagePath; 10638 } 10639 } 10640 10641 int doPostInstall(int status, int uid) { 10642 if (status != PackageManager.INSTALL_SUCCEEDED) { 10643 cleanUp(); 10644 } else { 10645 final int groupOwner; 10646 final String protectedFile; 10647 if (isFwdLocked()) { 10648 groupOwner = UserHandle.getSharedAppGid(uid); 10649 protectedFile = RES_FILE_NAME; 10650 } else { 10651 groupOwner = -1; 10652 protectedFile = null; 10653 } 10654 10655 if (uid < Process.FIRST_APPLICATION_UID 10656 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10657 Slog.e(TAG, "Failed to finalize " + cid); 10658 PackageHelper.destroySdDir(cid); 10659 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10660 } 10661 10662 boolean mounted = PackageHelper.isContainerMounted(cid); 10663 if (!mounted) { 10664 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10665 } 10666 } 10667 return status; 10668 } 10669 10670 private void cleanUp() { 10671 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10672 10673 // Destroy secure container 10674 PackageHelper.destroySdDir(cid); 10675 } 10676 10677 private List<String> getAllCodePaths() { 10678 final File codeFile = new File(getCodePath()); 10679 if (codeFile != null && codeFile.exists()) { 10680 try { 10681 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10682 return pkg.getAllCodePaths(); 10683 } catch (PackageParserException e) { 10684 // Ignored; we tried our best 10685 } 10686 } 10687 return Collections.EMPTY_LIST; 10688 } 10689 10690 void cleanUpResourcesLI() { 10691 // Enumerate all code paths before deleting 10692 cleanUpResourcesLI(getAllCodePaths()); 10693 } 10694 10695 private void cleanUpResourcesLI(List<String> allCodePaths) { 10696 cleanUp(); 10697 removeDexFiles(allCodePaths, instructionSets); 10698 } 10699 10700 String getPackageName() { 10701 return getAsecPackageName(cid); 10702 } 10703 10704 boolean doPostDeleteLI(boolean delete) { 10705 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10706 final List<String> allCodePaths = getAllCodePaths(); 10707 boolean mounted = PackageHelper.isContainerMounted(cid); 10708 if (mounted) { 10709 // Unmount first 10710 if (PackageHelper.unMountSdDir(cid)) { 10711 mounted = false; 10712 } 10713 } 10714 if (!mounted && delete) { 10715 cleanUpResourcesLI(allCodePaths); 10716 } 10717 return !mounted; 10718 } 10719 10720 @Override 10721 int doPreCopy() { 10722 if (isFwdLocked()) { 10723 if (!PackageHelper.fixSdPermissions(cid, 10724 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10725 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10726 } 10727 } 10728 10729 return PackageManager.INSTALL_SUCCEEDED; 10730 } 10731 10732 @Override 10733 int doPostCopy(int uid) { 10734 if (isFwdLocked()) { 10735 if (uid < Process.FIRST_APPLICATION_UID 10736 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10737 RES_FILE_NAME)) { 10738 Slog.e(TAG, "Failed to finalize " + cid); 10739 PackageHelper.destroySdDir(cid); 10740 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10741 } 10742 } 10743 10744 return PackageManager.INSTALL_SUCCEEDED; 10745 } 10746 } 10747 10748 /** 10749 * Logic to handle movement of existing installed applications. 10750 */ 10751 class MoveInstallArgs extends InstallArgs { 10752 private File codeFile; 10753 private File resourceFile; 10754 10755 /** New install */ 10756 MoveInstallArgs(InstallParams params) { 10757 super(params.origin, params.move, params.observer, params.installFlags, 10758 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10759 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10760 } 10761 10762 int copyApk(IMediaContainerService imcs, boolean temp) { 10763 Slog.d(TAG, "Moving " + move.packageName + " from " + move.fromUuid + " to " 10764 + move.toUuid); 10765 synchronized (mInstaller) { 10766 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 10767 move.dataAppName, move.appId, move.seinfo) != 0) { 10768 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10769 } 10770 } 10771 10772 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 10773 resourceFile = codeFile; 10774 Slog.d(TAG, "codeFile after move is " + codeFile); 10775 10776 return PackageManager.INSTALL_SUCCEEDED; 10777 } 10778 10779 int doPreInstall(int status) { 10780 if (status != PackageManager.INSTALL_SUCCEEDED) { 10781 cleanUp(); 10782 } 10783 return status; 10784 } 10785 10786 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10787 if (status != PackageManager.INSTALL_SUCCEEDED) { 10788 cleanUp(); 10789 return false; 10790 } 10791 10792 // Reflect the move in app info 10793 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10794 pkg.applicationInfo.setCodePath(pkg.codePath); 10795 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10796 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10797 pkg.applicationInfo.setResourcePath(pkg.codePath); 10798 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10799 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10800 10801 return true; 10802 } 10803 10804 int doPostInstall(int status, int uid) { 10805 if (status != PackageManager.INSTALL_SUCCEEDED) { 10806 cleanUp(); 10807 } 10808 return status; 10809 } 10810 10811 @Override 10812 String getCodePath() { 10813 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10814 } 10815 10816 @Override 10817 String getResourcePath() { 10818 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10819 } 10820 10821 private boolean cleanUp() { 10822 if (codeFile == null || !codeFile.exists()) { 10823 return false; 10824 } 10825 10826 if (codeFile.isDirectory()) { 10827 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10828 } else { 10829 codeFile.delete(); 10830 } 10831 10832 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10833 resourceFile.delete(); 10834 } 10835 10836 return true; 10837 } 10838 10839 void cleanUpResourcesLI() { 10840 cleanUp(); 10841 } 10842 10843 boolean doPostDeleteLI(boolean delete) { 10844 // XXX err, shouldn't we respect the delete flag? 10845 cleanUpResourcesLI(); 10846 return true; 10847 } 10848 } 10849 10850 static String getAsecPackageName(String packageCid) { 10851 int idx = packageCid.lastIndexOf("-"); 10852 if (idx == -1) { 10853 return packageCid; 10854 } 10855 return packageCid.substring(0, idx); 10856 } 10857 10858 // Utility method used to create code paths based on package name and available index. 10859 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10860 String idxStr = ""; 10861 int idx = 1; 10862 // Fall back to default value of idx=1 if prefix is not 10863 // part of oldCodePath 10864 if (oldCodePath != null) { 10865 String subStr = oldCodePath; 10866 // Drop the suffix right away 10867 if (suffix != null && subStr.endsWith(suffix)) { 10868 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10869 } 10870 // If oldCodePath already contains prefix find out the 10871 // ending index to either increment or decrement. 10872 int sidx = subStr.lastIndexOf(prefix); 10873 if (sidx != -1) { 10874 subStr = subStr.substring(sidx + prefix.length()); 10875 if (subStr != null) { 10876 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10877 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10878 } 10879 try { 10880 idx = Integer.parseInt(subStr); 10881 if (idx <= 1) { 10882 idx++; 10883 } else { 10884 idx--; 10885 } 10886 } catch(NumberFormatException e) { 10887 } 10888 } 10889 } 10890 } 10891 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10892 return prefix + idxStr; 10893 } 10894 10895 private File getNextCodePath(File targetDir, String packageName) { 10896 int suffix = 1; 10897 File result; 10898 do { 10899 result = new File(targetDir, packageName + "-" + suffix); 10900 suffix++; 10901 } while (result.exists()); 10902 return result; 10903 } 10904 10905 // Utility method that returns the relative package path with respect 10906 // to the installation directory. Like say for /data/data/com.test-1.apk 10907 // string com.test-1 is returned. 10908 static String deriveCodePathName(String codePath) { 10909 if (codePath == null) { 10910 return null; 10911 } 10912 final File codeFile = new File(codePath); 10913 final String name = codeFile.getName(); 10914 if (codeFile.isDirectory()) { 10915 return name; 10916 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10917 final int lastDot = name.lastIndexOf('.'); 10918 return name.substring(0, lastDot); 10919 } else { 10920 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10921 return null; 10922 } 10923 } 10924 10925 class PackageInstalledInfo { 10926 String name; 10927 int uid; 10928 // The set of users that originally had this package installed. 10929 int[] origUsers; 10930 // The set of users that now have this package installed. 10931 int[] newUsers; 10932 PackageParser.Package pkg; 10933 int returnCode; 10934 String returnMsg; 10935 PackageRemovedInfo removedInfo; 10936 10937 public void setError(int code, String msg) { 10938 returnCode = code; 10939 returnMsg = msg; 10940 Slog.w(TAG, msg); 10941 } 10942 10943 public void setError(String msg, PackageParserException e) { 10944 returnCode = e.error; 10945 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10946 Slog.w(TAG, msg, e); 10947 } 10948 10949 public void setError(String msg, PackageManagerException e) { 10950 returnCode = e.error; 10951 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10952 Slog.w(TAG, msg, e); 10953 } 10954 10955 // In some error cases we want to convey more info back to the observer 10956 String origPackage; 10957 String origPermission; 10958 } 10959 10960 /* 10961 * Install a non-existing package. 10962 */ 10963 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10964 UserHandle user, String installerPackageName, String volumeUuid, 10965 PackageInstalledInfo res) { 10966 // Remember this for later, in case we need to rollback this install 10967 String pkgName = pkg.packageName; 10968 10969 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10970 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10971 UserHandle.USER_OWNER).exists(); 10972 synchronized(mPackages) { 10973 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10974 // A package with the same name is already installed, though 10975 // it has been renamed to an older name. The package we 10976 // are trying to install should be installed as an update to 10977 // the existing one, but that has not been requested, so bail. 10978 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10979 + " without first uninstalling package running as " 10980 + mSettings.mRenamedPackages.get(pkgName)); 10981 return; 10982 } 10983 if (mPackages.containsKey(pkgName)) { 10984 // Don't allow installation over an existing package with the same name. 10985 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10986 + " without first uninstalling."); 10987 return; 10988 } 10989 } 10990 10991 try { 10992 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10993 System.currentTimeMillis(), user); 10994 10995 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10996 // delete the partially installed application. the data directory will have to be 10997 // restored if it was already existing 10998 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10999 // remove package from internal structures. Note that we want deletePackageX to 11000 // delete the package data and cache directories that it created in 11001 // scanPackageLocked, unless those directories existed before we even tried to 11002 // install. 11003 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11004 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11005 res.removedInfo, true); 11006 } 11007 11008 } catch (PackageManagerException e) { 11009 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11010 } 11011 } 11012 11013 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11014 // Upgrade keysets are being used. Determine if new package has a superset of the 11015 // required keys. 11016 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11017 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11018 for (int i = 0; i < upgradeKeySets.length; i++) { 11019 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11020 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 11021 return true; 11022 } 11023 } 11024 return false; 11025 } 11026 11027 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11028 UserHandle user, String installerPackageName, String volumeUuid, 11029 PackageInstalledInfo res) { 11030 final PackageParser.Package oldPackage; 11031 final String pkgName = pkg.packageName; 11032 final int[] allUsers; 11033 final boolean[] perUserInstalled; 11034 final boolean weFroze; 11035 11036 // First find the old package info and check signatures 11037 synchronized(mPackages) { 11038 oldPackage = mPackages.get(pkgName); 11039 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11040 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11041 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11042 // default to original signature matching 11043 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11044 != PackageManager.SIGNATURE_MATCH) { 11045 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11046 "New package has a different signature: " + pkgName); 11047 return; 11048 } 11049 } else { 11050 if(!checkUpgradeKeySetLP(ps, pkg)) { 11051 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11052 "New package not signed by keys specified by upgrade-keysets: " 11053 + pkgName); 11054 return; 11055 } 11056 } 11057 11058 // In case of rollback, remember per-user/profile install state 11059 allUsers = sUserManager.getUserIds(); 11060 perUserInstalled = new boolean[allUsers.length]; 11061 for (int i = 0; i < allUsers.length; i++) { 11062 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11063 } 11064 11065 // Mark the app as frozen to prevent launching during the upgrade 11066 // process, and then kill all running instances 11067 if (!ps.frozen) { 11068 ps.frozen = true; 11069 weFroze = true; 11070 } else { 11071 weFroze = false; 11072 } 11073 } 11074 11075 // Now that we're guarded by frozen state, kill app during upgrade 11076 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11077 11078 try { 11079 boolean sysPkg = (isSystemApp(oldPackage)); 11080 if (sysPkg) { 11081 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11082 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11083 } else { 11084 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11085 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11086 } 11087 } finally { 11088 // Regardless of success or failure of upgrade steps above, always 11089 // unfreeze the package if we froze it 11090 if (weFroze) { 11091 unfreezePackage(pkgName); 11092 } 11093 } 11094 } 11095 11096 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11097 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11098 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11099 String volumeUuid, PackageInstalledInfo res) { 11100 String pkgName = deletedPackage.packageName; 11101 boolean deletedPkg = true; 11102 boolean updatedSettings = false; 11103 11104 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11105 + deletedPackage); 11106 long origUpdateTime; 11107 if (pkg.mExtras != null) { 11108 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11109 } else { 11110 origUpdateTime = 0; 11111 } 11112 11113 // First delete the existing package while retaining the data directory 11114 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11115 res.removedInfo, true)) { 11116 // If the existing package wasn't successfully deleted 11117 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11118 deletedPkg = false; 11119 } else { 11120 // Successfully deleted the old package; proceed with replace. 11121 11122 // If deleted package lived in a container, give users a chance to 11123 // relinquish resources before killing. 11124 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11125 if (DEBUG_INSTALL) { 11126 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11127 } 11128 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11129 final ArrayList<String> pkgList = new ArrayList<String>(1); 11130 pkgList.add(deletedPackage.applicationInfo.packageName); 11131 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11132 } 11133 11134 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11135 try { 11136 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11137 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11138 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11139 perUserInstalled, res, user); 11140 updatedSettings = true; 11141 } catch (PackageManagerException e) { 11142 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11143 } 11144 } 11145 11146 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11147 // remove package from internal structures. Note that we want deletePackageX to 11148 // delete the package data and cache directories that it created in 11149 // scanPackageLocked, unless those directories existed before we even tried to 11150 // install. 11151 if(updatedSettings) { 11152 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11153 deletePackageLI( 11154 pkgName, null, true, allUsers, perUserInstalled, 11155 PackageManager.DELETE_KEEP_DATA, 11156 res.removedInfo, true); 11157 } 11158 // Since we failed to install the new package we need to restore the old 11159 // package that we deleted. 11160 if (deletedPkg) { 11161 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11162 File restoreFile = new File(deletedPackage.codePath); 11163 // Parse old package 11164 boolean oldExternal = isExternal(deletedPackage); 11165 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11166 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11167 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11168 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11169 try { 11170 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11171 } catch (PackageManagerException e) { 11172 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11173 + e.getMessage()); 11174 return; 11175 } 11176 // Restore of old package succeeded. Update permissions. 11177 // writer 11178 synchronized (mPackages) { 11179 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11180 UPDATE_PERMISSIONS_ALL); 11181 // can downgrade to reader 11182 mSettings.writeLPr(); 11183 } 11184 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11185 } 11186 } 11187 } 11188 11189 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11190 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11191 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11192 String volumeUuid, PackageInstalledInfo res) { 11193 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11194 + ", old=" + deletedPackage); 11195 boolean disabledSystem = false; 11196 boolean updatedSettings = false; 11197 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11198 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11199 != 0) { 11200 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11201 } 11202 String packageName = deletedPackage.packageName; 11203 if (packageName == null) { 11204 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11205 "Attempt to delete null packageName."); 11206 return; 11207 } 11208 PackageParser.Package oldPkg; 11209 PackageSetting oldPkgSetting; 11210 // reader 11211 synchronized (mPackages) { 11212 oldPkg = mPackages.get(packageName); 11213 oldPkgSetting = mSettings.mPackages.get(packageName); 11214 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11215 (oldPkgSetting == null)) { 11216 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11217 "Couldn't find package:" + packageName + " information"); 11218 return; 11219 } 11220 } 11221 11222 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11223 res.removedInfo.removedPackage = packageName; 11224 // Remove existing system package 11225 removePackageLI(oldPkgSetting, true); 11226 // writer 11227 synchronized (mPackages) { 11228 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11229 if (!disabledSystem && deletedPackage != null) { 11230 // We didn't need to disable the .apk as a current system package, 11231 // which means we are replacing another update that is already 11232 // installed. We need to make sure to delete the older one's .apk. 11233 res.removedInfo.args = createInstallArgsForExisting(0, 11234 deletedPackage.applicationInfo.getCodePath(), 11235 deletedPackage.applicationInfo.getResourcePath(), 11236 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11237 } else { 11238 res.removedInfo.args = null; 11239 } 11240 } 11241 11242 // Successfully disabled the old package. Now proceed with re-installation 11243 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11244 11245 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11246 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11247 11248 PackageParser.Package newPackage = null; 11249 try { 11250 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11251 if (newPackage.mExtras != null) { 11252 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11253 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11254 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11255 11256 // is the update attempting to change shared user? that isn't going to work... 11257 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11258 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11259 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11260 + " to " + newPkgSetting.sharedUser); 11261 updatedSettings = true; 11262 } 11263 } 11264 11265 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11266 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11267 perUserInstalled, res, user); 11268 updatedSettings = true; 11269 } 11270 11271 } catch (PackageManagerException e) { 11272 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11273 } 11274 11275 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11276 // Re installation failed. Restore old information 11277 // Remove new pkg information 11278 if (newPackage != null) { 11279 removeInstalledPackageLI(newPackage, true); 11280 } 11281 // Add back the old system package 11282 try { 11283 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11284 } catch (PackageManagerException e) { 11285 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11286 } 11287 // Restore the old system information in Settings 11288 synchronized (mPackages) { 11289 if (disabledSystem) { 11290 mSettings.enableSystemPackageLPw(packageName); 11291 } 11292 if (updatedSettings) { 11293 mSettings.setInstallerPackageName(packageName, 11294 oldPkgSetting.installerPackageName); 11295 } 11296 mSettings.writeLPr(); 11297 } 11298 } 11299 } 11300 11301 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11302 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11303 UserHandle user) { 11304 String pkgName = newPackage.packageName; 11305 synchronized (mPackages) { 11306 //write settings. the installStatus will be incomplete at this stage. 11307 //note that the new package setting would have already been 11308 //added to mPackages. It hasn't been persisted yet. 11309 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11310 mSettings.writeLPr(); 11311 } 11312 11313 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11314 11315 synchronized (mPackages) { 11316 updatePermissionsLPw(newPackage.packageName, newPackage, 11317 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11318 ? UPDATE_PERMISSIONS_ALL : 0)); 11319 // For system-bundled packages, we assume that installing an upgraded version 11320 // of the package implies that the user actually wants to run that new code, 11321 // so we enable the package. 11322 PackageSetting ps = mSettings.mPackages.get(pkgName); 11323 if (ps != null) { 11324 if (isSystemApp(newPackage)) { 11325 // NB: implicit assumption that system package upgrades apply to all users 11326 if (DEBUG_INSTALL) { 11327 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11328 } 11329 if (res.origUsers != null) { 11330 for (int userHandle : res.origUsers) { 11331 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11332 userHandle, installerPackageName); 11333 } 11334 } 11335 // Also convey the prior install/uninstall state 11336 if (allUsers != null && perUserInstalled != null) { 11337 for (int i = 0; i < allUsers.length; i++) { 11338 if (DEBUG_INSTALL) { 11339 Slog.d(TAG, " user " + allUsers[i] 11340 + " => " + perUserInstalled[i]); 11341 } 11342 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11343 } 11344 // these install state changes will be persisted in the 11345 // upcoming call to mSettings.writeLPr(). 11346 } 11347 } 11348 // It's implied that when a user requests installation, they want the app to be 11349 // installed and enabled. 11350 int userId = user.getIdentifier(); 11351 if (userId != UserHandle.USER_ALL) { 11352 ps.setInstalled(true, userId); 11353 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11354 } 11355 } 11356 res.name = pkgName; 11357 res.uid = newPackage.applicationInfo.uid; 11358 res.pkg = newPackage; 11359 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11360 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11361 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11362 //to update install status 11363 mSettings.writeLPr(); 11364 } 11365 } 11366 11367 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11368 final int installFlags = args.installFlags; 11369 final String installerPackageName = args.installerPackageName; 11370 final String volumeUuid = args.volumeUuid; 11371 final File tmpPackageFile = new File(args.getCodePath()); 11372 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11373 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11374 || (args.volumeUuid != null)); 11375 boolean replace = false; 11376 int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11377 // Result object to be returned 11378 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11379 11380 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11381 // Retrieve PackageSettings and parse package 11382 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11383 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11384 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11385 PackageParser pp = new PackageParser(); 11386 pp.setSeparateProcesses(mSeparateProcesses); 11387 pp.setDisplayMetrics(mMetrics); 11388 11389 final PackageParser.Package pkg; 11390 try { 11391 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11392 } catch (PackageParserException e) { 11393 res.setError("Failed parse during installPackageLI", e); 11394 return; 11395 } 11396 11397 // Mark that we have an install time CPU ABI override. 11398 pkg.cpuAbiOverride = args.abiOverride; 11399 11400 String pkgName = res.name = pkg.packageName; 11401 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11402 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11403 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11404 return; 11405 } 11406 } 11407 11408 try { 11409 pp.collectCertificates(pkg, parseFlags); 11410 pp.collectManifestDigest(pkg); 11411 } catch (PackageParserException e) { 11412 res.setError("Failed collect during installPackageLI", e); 11413 return; 11414 } 11415 11416 /* If the installer passed in a manifest digest, compare it now. */ 11417 if (args.manifestDigest != null) { 11418 if (DEBUG_INSTALL) { 11419 final String parsedManifest = pkg.manifestDigest == null ? "null" 11420 : pkg.manifestDigest.toString(); 11421 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11422 + parsedManifest); 11423 } 11424 11425 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11426 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11427 return; 11428 } 11429 } else if (DEBUG_INSTALL) { 11430 final String parsedManifest = pkg.manifestDigest == null 11431 ? "null" : pkg.manifestDigest.toString(); 11432 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11433 } 11434 11435 // Get rid of all references to package scan path via parser. 11436 pp = null; 11437 String oldCodePath = null; 11438 boolean systemApp = false; 11439 synchronized (mPackages) { 11440 // Check if installing already existing package 11441 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11442 String oldName = mSettings.mRenamedPackages.get(pkgName); 11443 if (pkg.mOriginalPackages != null 11444 && pkg.mOriginalPackages.contains(oldName) 11445 && mPackages.containsKey(oldName)) { 11446 // This package is derived from an original package, 11447 // and this device has been updating from that original 11448 // name. We must continue using the original name, so 11449 // rename the new package here. 11450 pkg.setPackageName(oldName); 11451 pkgName = pkg.packageName; 11452 replace = true; 11453 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11454 + oldName + " pkgName=" + pkgName); 11455 } else if (mPackages.containsKey(pkgName)) { 11456 // This package, under its official name, already exists 11457 // on the device; we should replace it. 11458 replace = true; 11459 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11460 } 11461 } 11462 11463 PackageSetting ps = mSettings.mPackages.get(pkgName); 11464 if (ps != null) { 11465 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11466 11467 // Quick sanity check that we're signed correctly if updating; 11468 // we'll check this again later when scanning, but we want to 11469 // bail early here before tripping over redefined permissions. 11470 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11471 try { 11472 verifySignaturesLP(ps, pkg); 11473 } catch (PackageManagerException e) { 11474 res.setError(e.error, e.getMessage()); 11475 return; 11476 } 11477 } else { 11478 if (!checkUpgradeKeySetLP(ps, pkg)) { 11479 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11480 + pkg.packageName + " upgrade keys do not match the " 11481 + "previously installed version"); 11482 return; 11483 } 11484 } 11485 11486 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11487 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11488 systemApp = (ps.pkg.applicationInfo.flags & 11489 ApplicationInfo.FLAG_SYSTEM) != 0; 11490 } 11491 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11492 } 11493 11494 // Check whether the newly-scanned package wants to define an already-defined perm 11495 int N = pkg.permissions.size(); 11496 for (int i = N-1; i >= 0; i--) { 11497 PackageParser.Permission perm = pkg.permissions.get(i); 11498 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11499 if (bp != null) { 11500 // If the defining package is signed with our cert, it's okay. This 11501 // also includes the "updating the same package" case, of course. 11502 // "updating same package" could also involve key-rotation. 11503 final boolean sigsOk; 11504 if (!bp.sourcePackage.equals(pkg.packageName) 11505 || !(bp.packageSetting instanceof PackageSetting) 11506 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11507 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11508 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11509 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11510 } else { 11511 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11512 } 11513 if (!sigsOk) { 11514 // If the owning package is the system itself, we log but allow 11515 // install to proceed; we fail the install on all other permission 11516 // redefinitions. 11517 if (!bp.sourcePackage.equals("android")) { 11518 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11519 + pkg.packageName + " attempting to redeclare permission " 11520 + perm.info.name + " already owned by " + bp.sourcePackage); 11521 res.origPermission = perm.info.name; 11522 res.origPackage = bp.sourcePackage; 11523 return; 11524 } else { 11525 Slog.w(TAG, "Package " + pkg.packageName 11526 + " attempting to redeclare system permission " 11527 + perm.info.name + "; ignoring new declaration"); 11528 pkg.permissions.remove(i); 11529 } 11530 } 11531 } 11532 } 11533 11534 } 11535 11536 if (systemApp && onExternal) { 11537 // Disable updates to system apps on sdcard 11538 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11539 "Cannot install updates to system apps on sdcard"); 11540 return; 11541 } 11542 11543 if (args.move != null) { 11544 // We did an in-place move, so dex is ready to roll 11545 scanFlags |= SCAN_NO_DEX; 11546 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11547 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11548 scanFlags |= SCAN_NO_DEX; 11549 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11550 int result = mPackageDexOptimizer 11551 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11552 false /* defer */, false /* inclDependencies */); 11553 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11554 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11555 return; 11556 } 11557 } 11558 11559 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11560 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11561 return; 11562 } 11563 11564 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11565 11566 if (replace) { 11567 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11568 installerPackageName, volumeUuid, res); 11569 } else { 11570 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11571 args.user, installerPackageName, volumeUuid, res); 11572 } 11573 synchronized (mPackages) { 11574 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11575 if (ps != null) { 11576 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11577 } 11578 } 11579 } 11580 11581 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11582 if (mIntentFilterVerifierComponent == null) { 11583 Slog.d(TAG, "No IntentFilter verification will not be done as " 11584 + "there is no IntentFilterVerifier available!"); 11585 return; 11586 } 11587 11588 final int verifierUid = getPackageUid( 11589 mIntentFilterVerifierComponent.getPackageName(), 11590 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11591 11592 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11593 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11594 msg.obj = pkg; 11595 msg.arg1 = userId; 11596 msg.arg2 = verifierUid; 11597 11598 mHandler.sendMessage(msg); 11599 } 11600 11601 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11602 PackageParser.Package pkg) { 11603 int size = pkg.activities.size(); 11604 if (size == 0) { 11605 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11606 return; 11607 } 11608 11609 final boolean hasDomainURLs = hasDomainURLs(pkg); 11610 if (!hasDomainURLs) { 11611 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11612 return; 11613 } 11614 11615 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11616 + " Activities needs verification ..."); 11617 11618 final int verificationId = mIntentFilterVerificationToken++; 11619 int count = 0; 11620 final String packageName = pkg.packageName; 11621 ArrayList<String> allHosts = new ArrayList<>(); 11622 11623 synchronized (mPackages) { 11624 for (PackageParser.Activity a : pkg.activities) { 11625 for (ActivityIntentInfo filter : a.intents) { 11626 boolean needsFilterVerification = filter.needsVerification(); 11627 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11628 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11629 mIntentFilterVerifier.addOneIntentFilterVerification( 11630 verifierUid, userId, verificationId, filter, packageName); 11631 count++; 11632 } else if (!needsFilterVerification) { 11633 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11634 if (hasValidDomains(filter)) { 11635 ArrayList<String> hosts = filter.getHostsList(); 11636 if (hosts.size() > 0) { 11637 allHosts.addAll(hosts); 11638 } else { 11639 if (allHosts.isEmpty()) { 11640 allHosts.add("*"); 11641 } 11642 } 11643 } 11644 } else { 11645 Slog.d(TAG, "Verification already done for IntentFilter:" 11646 + filter.toString()); 11647 } 11648 } 11649 } 11650 } 11651 11652 if (count > 0) { 11653 mIntentFilterVerifier.startVerifications(userId); 11654 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11655 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11656 } else { 11657 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11658 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11659 packageName, allHosts) != null) { 11660 scheduleWriteSettingsLocked(); 11661 } 11662 } 11663 } 11664 11665 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11666 final ComponentName cn = filter.activity.getComponentName(); 11667 final String packageName = cn.getPackageName(); 11668 11669 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11670 packageName); 11671 if (ivi == null) { 11672 return true; 11673 } 11674 int status = ivi.getStatus(); 11675 switch (status) { 11676 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11677 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11678 return true; 11679 11680 default: 11681 // Nothing to do 11682 return false; 11683 } 11684 } 11685 11686 private boolean isSystemComponentOrPersistentPrivApp(PackageParser.Package pkg) { 11687 return UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID 11688 || ((pkg.applicationInfo.privateFlags 11689 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0 11690 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0); 11691 } 11692 11693 private static boolean isMultiArch(PackageSetting ps) { 11694 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11695 } 11696 11697 private static boolean isMultiArch(ApplicationInfo info) { 11698 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11699 } 11700 11701 private static boolean isExternal(PackageParser.Package pkg) { 11702 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11703 } 11704 11705 private static boolean isExternal(PackageSetting ps) { 11706 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11707 } 11708 11709 private static boolean isExternal(ApplicationInfo info) { 11710 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11711 } 11712 11713 private static boolean isSystemApp(PackageParser.Package pkg) { 11714 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11715 } 11716 11717 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11718 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11719 } 11720 11721 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11722 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11723 } 11724 11725 private static boolean isSystemApp(PackageSetting ps) { 11726 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11727 } 11728 11729 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11730 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11731 } 11732 11733 private int packageFlagsToInstallFlags(PackageSetting ps) { 11734 int installFlags = 0; 11735 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11736 // This existing package was an external ASEC install when we have 11737 // the external flag without a UUID 11738 installFlags |= PackageManager.INSTALL_EXTERNAL; 11739 } 11740 if (ps.isForwardLocked()) { 11741 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11742 } 11743 return installFlags; 11744 } 11745 11746 private void deleteTempPackageFiles() { 11747 final FilenameFilter filter = new FilenameFilter() { 11748 public boolean accept(File dir, String name) { 11749 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11750 } 11751 }; 11752 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11753 file.delete(); 11754 } 11755 } 11756 11757 @Override 11758 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11759 int flags) { 11760 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11761 flags); 11762 } 11763 11764 @Override 11765 public void deletePackage(final String packageName, 11766 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11767 mContext.enforceCallingOrSelfPermission( 11768 android.Manifest.permission.DELETE_PACKAGES, null); 11769 final int uid = Binder.getCallingUid(); 11770 if (UserHandle.getUserId(uid) != userId) { 11771 mContext.enforceCallingPermission( 11772 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11773 "deletePackage for user " + userId); 11774 } 11775 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11776 try { 11777 observer.onPackageDeleted(packageName, 11778 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11779 } catch (RemoteException re) { 11780 } 11781 return; 11782 } 11783 11784 boolean uninstallBlocked = false; 11785 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11786 int[] users = sUserManager.getUserIds(); 11787 for (int i = 0; i < users.length; ++i) { 11788 if (getBlockUninstallForUser(packageName, users[i])) { 11789 uninstallBlocked = true; 11790 break; 11791 } 11792 } 11793 } else { 11794 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11795 } 11796 if (uninstallBlocked) { 11797 try { 11798 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11799 null); 11800 } catch (RemoteException re) { 11801 } 11802 return; 11803 } 11804 11805 if (DEBUG_REMOVE) { 11806 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11807 } 11808 // Queue up an async operation since the package deletion may take a little while. 11809 mHandler.post(new Runnable() { 11810 public void run() { 11811 mHandler.removeCallbacks(this); 11812 final int returnCode = deletePackageX(packageName, userId, flags); 11813 if (observer != null) { 11814 try { 11815 observer.onPackageDeleted(packageName, returnCode, null); 11816 } catch (RemoteException e) { 11817 Log.i(TAG, "Observer no longer exists."); 11818 } //end catch 11819 } //end if 11820 } //end run 11821 }); 11822 } 11823 11824 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11825 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11826 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11827 try { 11828 if (dpm != null) { 11829 if (dpm.isDeviceOwner(packageName)) { 11830 return true; 11831 } 11832 int[] users; 11833 if (userId == UserHandle.USER_ALL) { 11834 users = sUserManager.getUserIds(); 11835 } else { 11836 users = new int[]{userId}; 11837 } 11838 for (int i = 0; i < users.length; ++i) { 11839 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11840 return true; 11841 } 11842 } 11843 } 11844 } catch (RemoteException e) { 11845 } 11846 return false; 11847 } 11848 11849 /** 11850 * This method is an internal method that could be get invoked either 11851 * to delete an installed package or to clean up a failed installation. 11852 * After deleting an installed package, a broadcast is sent to notify any 11853 * listeners that the package has been installed. For cleaning up a failed 11854 * installation, the broadcast is not necessary since the package's 11855 * installation wouldn't have sent the initial broadcast either 11856 * The key steps in deleting a package are 11857 * deleting the package information in internal structures like mPackages, 11858 * deleting the packages base directories through installd 11859 * updating mSettings to reflect current status 11860 * persisting settings for later use 11861 * sending a broadcast if necessary 11862 */ 11863 private int deletePackageX(String packageName, int userId, int flags) { 11864 final PackageRemovedInfo info = new PackageRemovedInfo(); 11865 final boolean res; 11866 11867 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11868 ? UserHandle.ALL : new UserHandle(userId); 11869 11870 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11871 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11872 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11873 } 11874 11875 boolean removedForAllUsers = false; 11876 boolean systemUpdate = false; 11877 11878 // for the uninstall-updates case and restricted profiles, remember the per- 11879 // userhandle installed state 11880 int[] allUsers; 11881 boolean[] perUserInstalled; 11882 synchronized (mPackages) { 11883 PackageSetting ps = mSettings.mPackages.get(packageName); 11884 allUsers = sUserManager.getUserIds(); 11885 perUserInstalled = new boolean[allUsers.length]; 11886 for (int i = 0; i < allUsers.length; i++) { 11887 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11888 } 11889 } 11890 11891 synchronized (mInstallLock) { 11892 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11893 res = deletePackageLI(packageName, removeForUser, 11894 true, allUsers, perUserInstalled, 11895 flags | REMOVE_CHATTY, info, true); 11896 systemUpdate = info.isRemovedPackageSystemUpdate; 11897 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11898 removedForAllUsers = true; 11899 } 11900 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11901 + " removedForAllUsers=" + removedForAllUsers); 11902 } 11903 11904 if (res) { 11905 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11906 11907 // If the removed package was a system update, the old system package 11908 // was re-enabled; we need to broadcast this information 11909 if (systemUpdate) { 11910 Bundle extras = new Bundle(1); 11911 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11912 ? info.removedAppId : info.uid); 11913 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11914 11915 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11916 extras, null, null, null); 11917 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11918 extras, null, null, null); 11919 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11920 null, packageName, null, null); 11921 } 11922 } 11923 // Force a gc here. 11924 Runtime.getRuntime().gc(); 11925 // Delete the resources here after sending the broadcast to let 11926 // other processes clean up before deleting resources. 11927 if (info.args != null) { 11928 synchronized (mInstallLock) { 11929 info.args.doPostDeleteLI(true); 11930 } 11931 } 11932 11933 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11934 } 11935 11936 class PackageRemovedInfo { 11937 String removedPackage; 11938 int uid = -1; 11939 int removedAppId = -1; 11940 int[] removedUsers = null; 11941 boolean isRemovedPackageSystemUpdate = false; 11942 // Clean up resources deleted packages. 11943 InstallArgs args = null; 11944 11945 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11946 Bundle extras = new Bundle(1); 11947 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11948 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11949 if (replacing) { 11950 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11951 } 11952 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11953 if (removedPackage != null) { 11954 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11955 extras, null, null, removedUsers); 11956 if (fullRemove && !replacing) { 11957 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11958 extras, null, null, removedUsers); 11959 } 11960 } 11961 if (removedAppId >= 0) { 11962 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11963 removedUsers); 11964 } 11965 } 11966 } 11967 11968 /* 11969 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11970 * flag is not set, the data directory is removed as well. 11971 * make sure this flag is set for partially installed apps. If not its meaningless to 11972 * delete a partially installed application. 11973 */ 11974 private void removePackageDataLI(PackageSetting ps, 11975 int[] allUserHandles, boolean[] perUserInstalled, 11976 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11977 String packageName = ps.name; 11978 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11979 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11980 // Retrieve object to delete permissions for shared user later on 11981 final PackageSetting deletedPs; 11982 // reader 11983 synchronized (mPackages) { 11984 deletedPs = mSettings.mPackages.get(packageName); 11985 if (outInfo != null) { 11986 outInfo.removedPackage = packageName; 11987 outInfo.removedUsers = deletedPs != null 11988 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11989 : null; 11990 } 11991 } 11992 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11993 removeDataDirsLI(ps.volumeUuid, packageName); 11994 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11995 } 11996 // writer 11997 synchronized (mPackages) { 11998 if (deletedPs != null) { 11999 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12000 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12001 clearDefaultBrowserIfNeeded(packageName); 12002 if (outInfo != null) { 12003 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12004 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12005 } 12006 updatePermissionsLPw(deletedPs.name, null, 0); 12007 if (deletedPs.sharedUser != null) { 12008 // Remove permissions associated with package. Since runtime 12009 // permissions are per user we have to kill the removed package 12010 // or packages running under the shared user of the removed 12011 // package if revoking the permissions requested only by the removed 12012 // package is successful and this causes a change in gids. 12013 for (int userId : UserManagerService.getInstance().getUserIds()) { 12014 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12015 userId); 12016 if (userIdToKill == UserHandle.USER_ALL 12017 || userIdToKill >= UserHandle.USER_OWNER) { 12018 // If gids changed for this user, kill all affected packages. 12019 mHandler.post(new Runnable() { 12020 @Override 12021 public void run() { 12022 // This has to happen with no lock held. 12023 killSettingPackagesForUser(deletedPs, userIdToKill, 12024 KILL_APP_REASON_GIDS_CHANGED); 12025 } 12026 }); 12027 break; 12028 } 12029 } 12030 } 12031 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12032 } 12033 // make sure to preserve per-user disabled state if this removal was just 12034 // a downgrade of a system app to the factory package 12035 if (allUserHandles != null && perUserInstalled != null) { 12036 if (DEBUG_REMOVE) { 12037 Slog.d(TAG, "Propagating install state across downgrade"); 12038 } 12039 for (int i = 0; i < allUserHandles.length; i++) { 12040 if (DEBUG_REMOVE) { 12041 Slog.d(TAG, " user " + allUserHandles[i] 12042 + " => " + perUserInstalled[i]); 12043 } 12044 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12045 } 12046 } 12047 } 12048 // can downgrade to reader 12049 if (writeSettings) { 12050 // Save settings now 12051 mSettings.writeLPr(); 12052 } 12053 } 12054 if (outInfo != null) { 12055 // A user ID was deleted here. Go through all users and remove it 12056 // from KeyStore. 12057 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12058 } 12059 } 12060 12061 static boolean locationIsPrivileged(File path) { 12062 try { 12063 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12064 .getCanonicalPath(); 12065 return path.getCanonicalPath().startsWith(privilegedAppDir); 12066 } catch (IOException e) { 12067 Slog.e(TAG, "Unable to access code path " + path); 12068 } 12069 return false; 12070 } 12071 12072 /* 12073 * Tries to delete system package. 12074 */ 12075 private boolean deleteSystemPackageLI(PackageSetting newPs, 12076 int[] allUserHandles, boolean[] perUserInstalled, 12077 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12078 final boolean applyUserRestrictions 12079 = (allUserHandles != null) && (perUserInstalled != null); 12080 PackageSetting disabledPs = null; 12081 // Confirm if the system package has been updated 12082 // An updated system app can be deleted. This will also have to restore 12083 // the system pkg from system partition 12084 // reader 12085 synchronized (mPackages) { 12086 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12087 } 12088 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12089 + " disabledPs=" + disabledPs); 12090 if (disabledPs == null) { 12091 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12092 return false; 12093 } else if (DEBUG_REMOVE) { 12094 Slog.d(TAG, "Deleting system pkg from data partition"); 12095 } 12096 if (DEBUG_REMOVE) { 12097 if (applyUserRestrictions) { 12098 Slog.d(TAG, "Remembering install states:"); 12099 for (int i = 0; i < allUserHandles.length; i++) { 12100 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12101 } 12102 } 12103 } 12104 // Delete the updated package 12105 outInfo.isRemovedPackageSystemUpdate = true; 12106 if (disabledPs.versionCode < newPs.versionCode) { 12107 // Delete data for downgrades 12108 flags &= ~PackageManager.DELETE_KEEP_DATA; 12109 } else { 12110 // Preserve data by setting flag 12111 flags |= PackageManager.DELETE_KEEP_DATA; 12112 } 12113 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12114 allUserHandles, perUserInstalled, outInfo, writeSettings); 12115 if (!ret) { 12116 return false; 12117 } 12118 // writer 12119 synchronized (mPackages) { 12120 // Reinstate the old system package 12121 mSettings.enableSystemPackageLPw(newPs.name); 12122 // Remove any native libraries from the upgraded package. 12123 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12124 } 12125 // Install the system package 12126 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12127 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12128 if (locationIsPrivileged(disabledPs.codePath)) { 12129 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12130 } 12131 12132 final PackageParser.Package newPkg; 12133 try { 12134 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12135 } catch (PackageManagerException e) { 12136 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12137 return false; 12138 } 12139 12140 // writer 12141 synchronized (mPackages) { 12142 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12143 updatePermissionsLPw(newPkg.packageName, newPkg, 12144 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12145 if (applyUserRestrictions) { 12146 if (DEBUG_REMOVE) { 12147 Slog.d(TAG, "Propagating install state across reinstall"); 12148 } 12149 for (int i = 0; i < allUserHandles.length; i++) { 12150 if (DEBUG_REMOVE) { 12151 Slog.d(TAG, " user " + allUserHandles[i] 12152 + " => " + perUserInstalled[i]); 12153 } 12154 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12155 } 12156 // Regardless of writeSettings we need to ensure that this restriction 12157 // state propagation is persisted 12158 mSettings.writeAllUsersPackageRestrictionsLPr(); 12159 } 12160 // can downgrade to reader here 12161 if (writeSettings) { 12162 mSettings.writeLPr(); 12163 } 12164 } 12165 return true; 12166 } 12167 12168 private boolean deleteInstalledPackageLI(PackageSetting ps, 12169 boolean deleteCodeAndResources, int flags, 12170 int[] allUserHandles, boolean[] perUserInstalled, 12171 PackageRemovedInfo outInfo, boolean writeSettings) { 12172 if (outInfo != null) { 12173 outInfo.uid = ps.appId; 12174 } 12175 12176 // Delete package data from internal structures and also remove data if flag is set 12177 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12178 12179 // Delete application code and resources 12180 if (deleteCodeAndResources && (outInfo != null)) { 12181 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12182 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12183 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12184 } 12185 return true; 12186 } 12187 12188 @Override 12189 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12190 int userId) { 12191 mContext.enforceCallingOrSelfPermission( 12192 android.Manifest.permission.DELETE_PACKAGES, null); 12193 synchronized (mPackages) { 12194 PackageSetting ps = mSettings.mPackages.get(packageName); 12195 if (ps == null) { 12196 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12197 return false; 12198 } 12199 if (!ps.getInstalled(userId)) { 12200 // Can't block uninstall for an app that is not installed or enabled. 12201 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12202 return false; 12203 } 12204 ps.setBlockUninstall(blockUninstall, userId); 12205 mSettings.writePackageRestrictionsLPr(userId); 12206 } 12207 return true; 12208 } 12209 12210 @Override 12211 public boolean getBlockUninstallForUser(String packageName, int userId) { 12212 synchronized (mPackages) { 12213 PackageSetting ps = mSettings.mPackages.get(packageName); 12214 if (ps == null) { 12215 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12216 return false; 12217 } 12218 return ps.getBlockUninstall(userId); 12219 } 12220 } 12221 12222 /* 12223 * This method handles package deletion in general 12224 */ 12225 private boolean deletePackageLI(String packageName, UserHandle user, 12226 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12227 int flags, PackageRemovedInfo outInfo, 12228 boolean writeSettings) { 12229 if (packageName == null) { 12230 Slog.w(TAG, "Attempt to delete null packageName."); 12231 return false; 12232 } 12233 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12234 PackageSetting ps; 12235 boolean dataOnly = false; 12236 int removeUser = -1; 12237 int appId = -1; 12238 synchronized (mPackages) { 12239 ps = mSettings.mPackages.get(packageName); 12240 if (ps == null) { 12241 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12242 return false; 12243 } 12244 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12245 && user.getIdentifier() != UserHandle.USER_ALL) { 12246 // The caller is asking that the package only be deleted for a single 12247 // user. To do this, we just mark its uninstalled state and delete 12248 // its data. If this is a system app, we only allow this to happen if 12249 // they have set the special DELETE_SYSTEM_APP which requests different 12250 // semantics than normal for uninstalling system apps. 12251 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12252 ps.setUserState(user.getIdentifier(), 12253 COMPONENT_ENABLED_STATE_DEFAULT, 12254 false, //installed 12255 true, //stopped 12256 true, //notLaunched 12257 false, //hidden 12258 null, null, null, 12259 false, // blockUninstall 12260 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12261 if (!isSystemApp(ps)) { 12262 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12263 // Other user still have this package installed, so all 12264 // we need to do is clear this user's data and save that 12265 // it is uninstalled. 12266 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12267 removeUser = user.getIdentifier(); 12268 appId = ps.appId; 12269 scheduleWritePackageRestrictionsLocked(removeUser); 12270 } else { 12271 // We need to set it back to 'installed' so the uninstall 12272 // broadcasts will be sent correctly. 12273 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12274 ps.setInstalled(true, user.getIdentifier()); 12275 } 12276 } else { 12277 // This is a system app, so we assume that the 12278 // other users still have this package installed, so all 12279 // we need to do is clear this user's data and save that 12280 // it is uninstalled. 12281 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12282 removeUser = user.getIdentifier(); 12283 appId = ps.appId; 12284 scheduleWritePackageRestrictionsLocked(removeUser); 12285 } 12286 } 12287 } 12288 12289 if (removeUser >= 0) { 12290 // From above, we determined that we are deleting this only 12291 // for a single user. Continue the work here. 12292 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12293 if (outInfo != null) { 12294 outInfo.removedPackage = packageName; 12295 outInfo.removedAppId = appId; 12296 outInfo.removedUsers = new int[] {removeUser}; 12297 } 12298 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12299 removeKeystoreDataIfNeeded(removeUser, appId); 12300 schedulePackageCleaning(packageName, removeUser, false); 12301 synchronized (mPackages) { 12302 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12303 scheduleWritePackageRestrictionsLocked(removeUser); 12304 } 12305 } 12306 return true; 12307 } 12308 12309 if (dataOnly) { 12310 // Delete application data first 12311 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12312 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12313 return true; 12314 } 12315 12316 boolean ret = false; 12317 if (isSystemApp(ps)) { 12318 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12319 // When an updated system application is deleted we delete the existing resources as well and 12320 // fall back to existing code in system partition 12321 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12322 flags, outInfo, writeSettings); 12323 } else { 12324 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12325 // Kill application pre-emptively especially for apps on sd. 12326 killApplication(packageName, ps.appId, "uninstall pkg"); 12327 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12328 allUserHandles, perUserInstalled, 12329 outInfo, writeSettings); 12330 } 12331 12332 return ret; 12333 } 12334 12335 private final class ClearStorageConnection implements ServiceConnection { 12336 IMediaContainerService mContainerService; 12337 12338 @Override 12339 public void onServiceConnected(ComponentName name, IBinder service) { 12340 synchronized (this) { 12341 mContainerService = IMediaContainerService.Stub.asInterface(service); 12342 notifyAll(); 12343 } 12344 } 12345 12346 @Override 12347 public void onServiceDisconnected(ComponentName name) { 12348 } 12349 } 12350 12351 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12352 final boolean mounted; 12353 if (Environment.isExternalStorageEmulated()) { 12354 mounted = true; 12355 } else { 12356 final String status = Environment.getExternalStorageState(); 12357 12358 mounted = status.equals(Environment.MEDIA_MOUNTED) 12359 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12360 } 12361 12362 if (!mounted) { 12363 return; 12364 } 12365 12366 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12367 int[] users; 12368 if (userId == UserHandle.USER_ALL) { 12369 users = sUserManager.getUserIds(); 12370 } else { 12371 users = new int[] { userId }; 12372 } 12373 final ClearStorageConnection conn = new ClearStorageConnection(); 12374 if (mContext.bindServiceAsUser( 12375 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12376 try { 12377 for (int curUser : users) { 12378 long timeout = SystemClock.uptimeMillis() + 5000; 12379 synchronized (conn) { 12380 long now = SystemClock.uptimeMillis(); 12381 while (conn.mContainerService == null && now < timeout) { 12382 try { 12383 conn.wait(timeout - now); 12384 } catch (InterruptedException e) { 12385 } 12386 } 12387 } 12388 if (conn.mContainerService == null) { 12389 return; 12390 } 12391 12392 final UserEnvironment userEnv = new UserEnvironment(curUser); 12393 clearDirectory(conn.mContainerService, 12394 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12395 if (allData) { 12396 clearDirectory(conn.mContainerService, 12397 userEnv.buildExternalStorageAppDataDirs(packageName)); 12398 clearDirectory(conn.mContainerService, 12399 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12400 } 12401 } 12402 } finally { 12403 mContext.unbindService(conn); 12404 } 12405 } 12406 } 12407 12408 @Override 12409 public void clearApplicationUserData(final String packageName, 12410 final IPackageDataObserver observer, final int userId) { 12411 mContext.enforceCallingOrSelfPermission( 12412 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12413 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12414 // Queue up an async operation since the package deletion may take a little while. 12415 mHandler.post(new Runnable() { 12416 public void run() { 12417 mHandler.removeCallbacks(this); 12418 final boolean succeeded; 12419 synchronized (mInstallLock) { 12420 succeeded = clearApplicationUserDataLI(packageName, userId); 12421 } 12422 clearExternalStorageDataSync(packageName, userId, true); 12423 if (succeeded) { 12424 // invoke DeviceStorageMonitor's update method to clear any notifications 12425 DeviceStorageMonitorInternal 12426 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12427 if (dsm != null) { 12428 dsm.checkMemory(); 12429 } 12430 } 12431 if(observer != null) { 12432 try { 12433 observer.onRemoveCompleted(packageName, succeeded); 12434 } catch (RemoteException e) { 12435 Log.i(TAG, "Observer no longer exists."); 12436 } 12437 } //end if observer 12438 } //end run 12439 }); 12440 } 12441 12442 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12443 if (packageName == null) { 12444 Slog.w(TAG, "Attempt to delete null packageName."); 12445 return false; 12446 } 12447 12448 // Try finding details about the requested package 12449 PackageParser.Package pkg; 12450 synchronized (mPackages) { 12451 pkg = mPackages.get(packageName); 12452 if (pkg == null) { 12453 final PackageSetting ps = mSettings.mPackages.get(packageName); 12454 if (ps != null) { 12455 pkg = ps.pkg; 12456 } 12457 } 12458 } 12459 12460 if (pkg == null) { 12461 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12462 } 12463 12464 // Always delete data directories for package, even if we found no other 12465 // record of app. This helps users recover from UID mismatches without 12466 // resorting to a full data wipe. 12467 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12468 if (retCode < 0) { 12469 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12470 return false; 12471 } 12472 12473 if (pkg == null) { 12474 return false; 12475 } 12476 12477 if (pkg != null && pkg.applicationInfo != null) { 12478 final int appId = pkg.applicationInfo.uid; 12479 removeKeystoreDataIfNeeded(userId, appId); 12480 } 12481 12482 // Create a native library symlink only if we have native libraries 12483 // and if the native libraries are 32 bit libraries. We do not provide 12484 // this symlink for 64 bit libraries. 12485 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12486 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12487 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12488 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12489 nativeLibPath, userId) < 0) { 12490 Slog.w(TAG, "Failed linking native library dir"); 12491 return false; 12492 } 12493 } 12494 12495 return true; 12496 } 12497 12498 /** 12499 * Remove entries from the keystore daemon. Will only remove it if the 12500 * {@code appId} is valid. 12501 */ 12502 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12503 if (appId < 0) { 12504 return; 12505 } 12506 12507 final KeyStore keyStore = KeyStore.getInstance(); 12508 if (keyStore != null) { 12509 if (userId == UserHandle.USER_ALL) { 12510 for (final int individual : sUserManager.getUserIds()) { 12511 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12512 } 12513 } else { 12514 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12515 } 12516 } else { 12517 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12518 } 12519 } 12520 12521 @Override 12522 public void deleteApplicationCacheFiles(final String packageName, 12523 final IPackageDataObserver observer) { 12524 mContext.enforceCallingOrSelfPermission( 12525 android.Manifest.permission.DELETE_CACHE_FILES, null); 12526 // Queue up an async operation since the package deletion may take a little while. 12527 final int userId = UserHandle.getCallingUserId(); 12528 mHandler.post(new Runnable() { 12529 public void run() { 12530 mHandler.removeCallbacks(this); 12531 final boolean succeded; 12532 synchronized (mInstallLock) { 12533 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12534 } 12535 clearExternalStorageDataSync(packageName, userId, false); 12536 if (observer != null) { 12537 try { 12538 observer.onRemoveCompleted(packageName, succeded); 12539 } catch (RemoteException e) { 12540 Log.i(TAG, "Observer no longer exists."); 12541 } 12542 } //end if observer 12543 } //end run 12544 }); 12545 } 12546 12547 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12548 if (packageName == null) { 12549 Slog.w(TAG, "Attempt to delete null packageName."); 12550 return false; 12551 } 12552 PackageParser.Package p; 12553 synchronized (mPackages) { 12554 p = mPackages.get(packageName); 12555 } 12556 if (p == null) { 12557 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12558 return false; 12559 } 12560 final ApplicationInfo applicationInfo = p.applicationInfo; 12561 if (applicationInfo == null) { 12562 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12563 return false; 12564 } 12565 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12566 if (retCode < 0) { 12567 Slog.w(TAG, "Couldn't remove cache files for package: " 12568 + packageName + " u" + userId); 12569 return false; 12570 } 12571 return true; 12572 } 12573 12574 @Override 12575 public void getPackageSizeInfo(final String packageName, int userHandle, 12576 final IPackageStatsObserver observer) { 12577 mContext.enforceCallingOrSelfPermission( 12578 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12579 if (packageName == null) { 12580 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12581 } 12582 12583 PackageStats stats = new PackageStats(packageName, userHandle); 12584 12585 /* 12586 * Queue up an async operation since the package measurement may take a 12587 * little while. 12588 */ 12589 Message msg = mHandler.obtainMessage(INIT_COPY); 12590 msg.obj = new MeasureParams(stats, observer); 12591 mHandler.sendMessage(msg); 12592 } 12593 12594 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12595 PackageStats pStats) { 12596 if (packageName == null) { 12597 Slog.w(TAG, "Attempt to get size of null packageName."); 12598 return false; 12599 } 12600 PackageParser.Package p; 12601 boolean dataOnly = false; 12602 String libDirRoot = null; 12603 String asecPath = null; 12604 PackageSetting ps = null; 12605 synchronized (mPackages) { 12606 p = mPackages.get(packageName); 12607 ps = mSettings.mPackages.get(packageName); 12608 if(p == null) { 12609 dataOnly = true; 12610 if((ps == null) || (ps.pkg == null)) { 12611 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12612 return false; 12613 } 12614 p = ps.pkg; 12615 } 12616 if (ps != null) { 12617 libDirRoot = ps.legacyNativeLibraryPathString; 12618 } 12619 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12620 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12621 if (secureContainerId != null) { 12622 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12623 } 12624 } 12625 } 12626 String publicSrcDir = null; 12627 if(!dataOnly) { 12628 final ApplicationInfo applicationInfo = p.applicationInfo; 12629 if (applicationInfo == null) { 12630 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12631 return false; 12632 } 12633 if (p.isForwardLocked()) { 12634 publicSrcDir = applicationInfo.getBaseResourcePath(); 12635 } 12636 } 12637 // TODO: extend to measure size of split APKs 12638 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12639 // not just the first level. 12640 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12641 // just the primary. 12642 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12643 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12644 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12645 if (res < 0) { 12646 return false; 12647 } 12648 12649 // Fix-up for forward-locked applications in ASEC containers. 12650 if (!isExternal(p)) { 12651 pStats.codeSize += pStats.externalCodeSize; 12652 pStats.externalCodeSize = 0L; 12653 } 12654 12655 return true; 12656 } 12657 12658 12659 @Override 12660 public void addPackageToPreferred(String packageName) { 12661 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12662 } 12663 12664 @Override 12665 public void removePackageFromPreferred(String packageName) { 12666 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12667 } 12668 12669 @Override 12670 public List<PackageInfo> getPreferredPackages(int flags) { 12671 return new ArrayList<PackageInfo>(); 12672 } 12673 12674 private int getUidTargetSdkVersionLockedLPr(int uid) { 12675 Object obj = mSettings.getUserIdLPr(uid); 12676 if (obj instanceof SharedUserSetting) { 12677 final SharedUserSetting sus = (SharedUserSetting) obj; 12678 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12679 final Iterator<PackageSetting> it = sus.packages.iterator(); 12680 while (it.hasNext()) { 12681 final PackageSetting ps = it.next(); 12682 if (ps.pkg != null) { 12683 int v = ps.pkg.applicationInfo.targetSdkVersion; 12684 if (v < vers) vers = v; 12685 } 12686 } 12687 return vers; 12688 } else if (obj instanceof PackageSetting) { 12689 final PackageSetting ps = (PackageSetting) obj; 12690 if (ps.pkg != null) { 12691 return ps.pkg.applicationInfo.targetSdkVersion; 12692 } 12693 } 12694 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12695 } 12696 12697 @Override 12698 public void addPreferredActivity(IntentFilter filter, int match, 12699 ComponentName[] set, ComponentName activity, int userId) { 12700 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12701 "Adding preferred"); 12702 } 12703 12704 private void addPreferredActivityInternal(IntentFilter filter, int match, 12705 ComponentName[] set, ComponentName activity, boolean always, int userId, 12706 String opname) { 12707 // writer 12708 int callingUid = Binder.getCallingUid(); 12709 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12710 if (filter.countActions() == 0) { 12711 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12712 return; 12713 } 12714 synchronized (mPackages) { 12715 if (mContext.checkCallingOrSelfPermission( 12716 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12717 != PackageManager.PERMISSION_GRANTED) { 12718 if (getUidTargetSdkVersionLockedLPr(callingUid) 12719 < Build.VERSION_CODES.FROYO) { 12720 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12721 + callingUid); 12722 return; 12723 } 12724 mContext.enforceCallingOrSelfPermission( 12725 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12726 } 12727 12728 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12729 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12730 + userId + ":"); 12731 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12732 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12733 scheduleWritePackageRestrictionsLocked(userId); 12734 } 12735 } 12736 12737 @Override 12738 public void replacePreferredActivity(IntentFilter filter, int match, 12739 ComponentName[] set, ComponentName activity, int userId) { 12740 if (filter.countActions() != 1) { 12741 throw new IllegalArgumentException( 12742 "replacePreferredActivity expects filter to have only 1 action."); 12743 } 12744 if (filter.countDataAuthorities() != 0 12745 || filter.countDataPaths() != 0 12746 || filter.countDataSchemes() > 1 12747 || filter.countDataTypes() != 0) { 12748 throw new IllegalArgumentException( 12749 "replacePreferredActivity expects filter to have no data authorities, " + 12750 "paths, or types; and at most one scheme."); 12751 } 12752 12753 final int callingUid = Binder.getCallingUid(); 12754 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12755 synchronized (mPackages) { 12756 if (mContext.checkCallingOrSelfPermission( 12757 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12758 != PackageManager.PERMISSION_GRANTED) { 12759 if (getUidTargetSdkVersionLockedLPr(callingUid) 12760 < Build.VERSION_CODES.FROYO) { 12761 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12762 + Binder.getCallingUid()); 12763 return; 12764 } 12765 mContext.enforceCallingOrSelfPermission( 12766 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12767 } 12768 12769 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12770 if (pir != null) { 12771 // Get all of the existing entries that exactly match this filter. 12772 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12773 if (existing != null && existing.size() == 1) { 12774 PreferredActivity cur = existing.get(0); 12775 if (DEBUG_PREFERRED) { 12776 Slog.i(TAG, "Checking replace of preferred:"); 12777 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12778 if (!cur.mPref.mAlways) { 12779 Slog.i(TAG, " -- CUR; not mAlways!"); 12780 } else { 12781 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12782 Slog.i(TAG, " -- CUR: mSet=" 12783 + Arrays.toString(cur.mPref.mSetComponents)); 12784 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12785 Slog.i(TAG, " -- NEW: mMatch=" 12786 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12787 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12788 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12789 } 12790 } 12791 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12792 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12793 && cur.mPref.sameSet(set)) { 12794 // Setting the preferred activity to what it happens to be already 12795 if (DEBUG_PREFERRED) { 12796 Slog.i(TAG, "Replacing with same preferred activity " 12797 + cur.mPref.mShortComponent + " for user " 12798 + userId + ":"); 12799 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12800 } 12801 return; 12802 } 12803 } 12804 12805 if (existing != null) { 12806 if (DEBUG_PREFERRED) { 12807 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12808 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12809 } 12810 for (int i = 0; i < existing.size(); i++) { 12811 PreferredActivity pa = existing.get(i); 12812 if (DEBUG_PREFERRED) { 12813 Slog.i(TAG, "Removing existing preferred activity " 12814 + pa.mPref.mComponent + ":"); 12815 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12816 } 12817 pir.removeFilter(pa); 12818 } 12819 } 12820 } 12821 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12822 "Replacing preferred"); 12823 } 12824 } 12825 12826 @Override 12827 public void clearPackagePreferredActivities(String packageName) { 12828 final int uid = Binder.getCallingUid(); 12829 // writer 12830 synchronized (mPackages) { 12831 PackageParser.Package pkg = mPackages.get(packageName); 12832 if (pkg == null || pkg.applicationInfo.uid != uid) { 12833 if (mContext.checkCallingOrSelfPermission( 12834 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12835 != PackageManager.PERMISSION_GRANTED) { 12836 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12837 < Build.VERSION_CODES.FROYO) { 12838 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12839 + Binder.getCallingUid()); 12840 return; 12841 } 12842 mContext.enforceCallingOrSelfPermission( 12843 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12844 } 12845 } 12846 12847 int user = UserHandle.getCallingUserId(); 12848 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12849 scheduleWritePackageRestrictionsLocked(user); 12850 } 12851 } 12852 } 12853 12854 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12855 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12856 ArrayList<PreferredActivity> removed = null; 12857 boolean changed = false; 12858 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12859 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12860 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12861 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12862 continue; 12863 } 12864 Iterator<PreferredActivity> it = pir.filterIterator(); 12865 while (it.hasNext()) { 12866 PreferredActivity pa = it.next(); 12867 // Mark entry for removal only if it matches the package name 12868 // and the entry is of type "always". 12869 if (packageName == null || 12870 (pa.mPref.mComponent.getPackageName().equals(packageName) 12871 && pa.mPref.mAlways)) { 12872 if (removed == null) { 12873 removed = new ArrayList<PreferredActivity>(); 12874 } 12875 removed.add(pa); 12876 } 12877 } 12878 if (removed != null) { 12879 for (int j=0; j<removed.size(); j++) { 12880 PreferredActivity pa = removed.get(j); 12881 pir.removeFilter(pa); 12882 } 12883 changed = true; 12884 } 12885 } 12886 return changed; 12887 } 12888 12889 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12890 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12891 if (userId == UserHandle.USER_ALL) { 12892 if (mSettings.removeIntentFilterVerificationLPw(packageName, 12893 sUserManager.getUserIds())) { 12894 for (int oneUserId : sUserManager.getUserIds()) { 12895 scheduleWritePackageRestrictionsLocked(oneUserId); 12896 } 12897 } 12898 } else { 12899 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 12900 scheduleWritePackageRestrictionsLocked(userId); 12901 } 12902 } 12903 } 12904 12905 12906 void clearDefaultBrowserIfNeeded(String packageName) { 12907 for (int oneUserId : sUserManager.getUserIds()) { 12908 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 12909 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 12910 if (packageName.equals(defaultBrowserPackageName)) { 12911 setDefaultBrowserPackageName(null, oneUserId); 12912 } 12913 } 12914 } 12915 12916 @Override 12917 public void resetPreferredActivities(int userId) { 12918 /* TODO: Actually use userId. Why is it being passed in? */ 12919 mContext.enforceCallingOrSelfPermission( 12920 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12921 // writer 12922 synchronized (mPackages) { 12923 int user = UserHandle.getCallingUserId(); 12924 clearPackagePreferredActivitiesLPw(null, user); 12925 mSettings.readDefaultPreferredAppsLPw(this, user); 12926 scheduleWritePackageRestrictionsLocked(user); 12927 } 12928 } 12929 12930 @Override 12931 public int getPreferredActivities(List<IntentFilter> outFilters, 12932 List<ComponentName> outActivities, String packageName) { 12933 12934 int num = 0; 12935 final int userId = UserHandle.getCallingUserId(); 12936 // reader 12937 synchronized (mPackages) { 12938 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12939 if (pir != null) { 12940 final Iterator<PreferredActivity> it = pir.filterIterator(); 12941 while (it.hasNext()) { 12942 final PreferredActivity pa = it.next(); 12943 if (packageName == null 12944 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12945 && pa.mPref.mAlways)) { 12946 if (outFilters != null) { 12947 outFilters.add(new IntentFilter(pa)); 12948 } 12949 if (outActivities != null) { 12950 outActivities.add(pa.mPref.mComponent); 12951 } 12952 } 12953 } 12954 } 12955 } 12956 12957 return num; 12958 } 12959 12960 @Override 12961 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12962 int userId) { 12963 int callingUid = Binder.getCallingUid(); 12964 if (callingUid != Process.SYSTEM_UID) { 12965 throw new SecurityException( 12966 "addPersistentPreferredActivity can only be run by the system"); 12967 } 12968 if (filter.countActions() == 0) { 12969 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12970 return; 12971 } 12972 synchronized (mPackages) { 12973 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12974 " :"); 12975 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12976 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12977 new PersistentPreferredActivity(filter, activity)); 12978 scheduleWritePackageRestrictionsLocked(userId); 12979 } 12980 } 12981 12982 @Override 12983 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12984 int callingUid = Binder.getCallingUid(); 12985 if (callingUid != Process.SYSTEM_UID) { 12986 throw new SecurityException( 12987 "clearPackagePersistentPreferredActivities can only be run by the system"); 12988 } 12989 ArrayList<PersistentPreferredActivity> removed = null; 12990 boolean changed = false; 12991 synchronized (mPackages) { 12992 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12993 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12994 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12995 .valueAt(i); 12996 if (userId != thisUserId) { 12997 continue; 12998 } 12999 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13000 while (it.hasNext()) { 13001 PersistentPreferredActivity ppa = it.next(); 13002 // Mark entry for removal only if it matches the package name. 13003 if (ppa.mComponent.getPackageName().equals(packageName)) { 13004 if (removed == null) { 13005 removed = new ArrayList<PersistentPreferredActivity>(); 13006 } 13007 removed.add(ppa); 13008 } 13009 } 13010 if (removed != null) { 13011 for (int j=0; j<removed.size(); j++) { 13012 PersistentPreferredActivity ppa = removed.get(j); 13013 ppir.removeFilter(ppa); 13014 } 13015 changed = true; 13016 } 13017 } 13018 13019 if (changed) { 13020 scheduleWritePackageRestrictionsLocked(userId); 13021 } 13022 } 13023 } 13024 13025 /** 13026 * Non-Binder method, support for the backup/restore mechanism: write the 13027 * full set of preferred activities in its canonical XML format. Returns true 13028 * on success; false otherwise. 13029 */ 13030 @Override 13031 public byte[] getPreferredActivityBackup(int userId) { 13032 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13033 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13034 } 13035 13036 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13037 try { 13038 final XmlSerializer serializer = new FastXmlSerializer(); 13039 serializer.setOutput(dataStream, "utf-8"); 13040 serializer.startDocument(null, true); 13041 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13042 13043 synchronized (mPackages) { 13044 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13045 } 13046 13047 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13048 serializer.endDocument(); 13049 serializer.flush(); 13050 } catch (Exception e) { 13051 if (DEBUG_BACKUP) { 13052 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13053 } 13054 return null; 13055 } 13056 13057 return dataStream.toByteArray(); 13058 } 13059 13060 @Override 13061 public void restorePreferredActivities(byte[] backup, int userId) { 13062 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13063 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13064 } 13065 13066 try { 13067 final XmlPullParser parser = Xml.newPullParser(); 13068 parser.setInput(new ByteArrayInputStream(backup), null); 13069 13070 int type; 13071 while ((type = parser.next()) != XmlPullParser.START_TAG 13072 && type != XmlPullParser.END_DOCUMENT) { 13073 } 13074 if (type != XmlPullParser.START_TAG) { 13075 // oops didn't find a start tag?! 13076 if (DEBUG_BACKUP) { 13077 Slog.e(TAG, "Didn't find start tag during restore"); 13078 } 13079 return; 13080 } 13081 13082 // this is supposed to be TAG_PREFERRED_BACKUP 13083 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13084 if (DEBUG_BACKUP) { 13085 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13086 } 13087 return; 13088 } 13089 13090 // skip interfering stuff, then we're aligned with the backing implementation 13091 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13092 synchronized (mPackages) { 13093 mSettings.readPreferredActivitiesLPw(parser, userId); 13094 } 13095 } catch (Exception e) { 13096 if (DEBUG_BACKUP) { 13097 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13098 } 13099 } 13100 } 13101 13102 @Override 13103 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13104 int sourceUserId, int targetUserId, int flags) { 13105 mContext.enforceCallingOrSelfPermission( 13106 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13107 int callingUid = Binder.getCallingUid(); 13108 enforceOwnerRights(ownerPackage, callingUid); 13109 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13110 if (intentFilter.countActions() == 0) { 13111 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13112 return; 13113 } 13114 synchronized (mPackages) { 13115 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13116 ownerPackage, targetUserId, flags); 13117 CrossProfileIntentResolver resolver = 13118 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13119 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13120 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13121 if (existing != null) { 13122 int size = existing.size(); 13123 for (int i = 0; i < size; i++) { 13124 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13125 return; 13126 } 13127 } 13128 } 13129 resolver.addFilter(newFilter); 13130 scheduleWritePackageRestrictionsLocked(sourceUserId); 13131 } 13132 } 13133 13134 @Override 13135 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13136 mContext.enforceCallingOrSelfPermission( 13137 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13138 int callingUid = Binder.getCallingUid(); 13139 enforceOwnerRights(ownerPackage, callingUid); 13140 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13141 synchronized (mPackages) { 13142 CrossProfileIntentResolver resolver = 13143 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13144 ArraySet<CrossProfileIntentFilter> set = 13145 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13146 for (CrossProfileIntentFilter filter : set) { 13147 if (filter.getOwnerPackage().equals(ownerPackage)) { 13148 resolver.removeFilter(filter); 13149 } 13150 } 13151 scheduleWritePackageRestrictionsLocked(sourceUserId); 13152 } 13153 } 13154 13155 // Enforcing that callingUid is owning pkg on userId 13156 private void enforceOwnerRights(String pkg, int callingUid) { 13157 // The system owns everything. 13158 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13159 return; 13160 } 13161 int callingUserId = UserHandle.getUserId(callingUid); 13162 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13163 if (pi == null) { 13164 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13165 + callingUserId); 13166 } 13167 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13168 throw new SecurityException("Calling uid " + callingUid 13169 + " does not own package " + pkg); 13170 } 13171 } 13172 13173 @Override 13174 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13175 Intent intent = new Intent(Intent.ACTION_MAIN); 13176 intent.addCategory(Intent.CATEGORY_HOME); 13177 13178 final int callingUserId = UserHandle.getCallingUserId(); 13179 List<ResolveInfo> list = queryIntentActivities(intent, null, 13180 PackageManager.GET_META_DATA, callingUserId); 13181 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13182 true, false, false, callingUserId); 13183 13184 allHomeCandidates.clear(); 13185 if (list != null) { 13186 for (ResolveInfo ri : list) { 13187 allHomeCandidates.add(ri); 13188 } 13189 } 13190 return (preferred == null || preferred.activityInfo == null) 13191 ? null 13192 : new ComponentName(preferred.activityInfo.packageName, 13193 preferred.activityInfo.name); 13194 } 13195 13196 @Override 13197 public void setApplicationEnabledSetting(String appPackageName, 13198 int newState, int flags, int userId, String callingPackage) { 13199 if (!sUserManager.exists(userId)) return; 13200 if (callingPackage == null) { 13201 callingPackage = Integer.toString(Binder.getCallingUid()); 13202 } 13203 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13204 } 13205 13206 @Override 13207 public void setComponentEnabledSetting(ComponentName componentName, 13208 int newState, int flags, int userId) { 13209 if (!sUserManager.exists(userId)) return; 13210 setEnabledSetting(componentName.getPackageName(), 13211 componentName.getClassName(), newState, flags, userId, null); 13212 } 13213 13214 private void setEnabledSetting(final String packageName, String className, int newState, 13215 final int flags, int userId, String callingPackage) { 13216 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13217 || newState == COMPONENT_ENABLED_STATE_ENABLED 13218 || newState == COMPONENT_ENABLED_STATE_DISABLED 13219 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13220 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13221 throw new IllegalArgumentException("Invalid new component state: " 13222 + newState); 13223 } 13224 PackageSetting pkgSetting; 13225 final int uid = Binder.getCallingUid(); 13226 final int permission = mContext.checkCallingOrSelfPermission( 13227 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13228 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13229 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13230 boolean sendNow = false; 13231 boolean isApp = (className == null); 13232 String componentName = isApp ? packageName : className; 13233 int packageUid = -1; 13234 ArrayList<String> components; 13235 13236 // writer 13237 synchronized (mPackages) { 13238 pkgSetting = mSettings.mPackages.get(packageName); 13239 if (pkgSetting == null) { 13240 if (className == null) { 13241 throw new IllegalArgumentException( 13242 "Unknown package: " + packageName); 13243 } 13244 throw new IllegalArgumentException( 13245 "Unknown component: " + packageName 13246 + "/" + className); 13247 } 13248 // Allow root and verify that userId is not being specified by a different user 13249 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13250 throw new SecurityException( 13251 "Permission Denial: attempt to change component state from pid=" 13252 + Binder.getCallingPid() 13253 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13254 } 13255 if (className == null) { 13256 // We're dealing with an application/package level state change 13257 if (pkgSetting.getEnabled(userId) == newState) { 13258 // Nothing to do 13259 return; 13260 } 13261 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13262 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13263 // Don't care about who enables an app. 13264 callingPackage = null; 13265 } 13266 pkgSetting.setEnabled(newState, userId, callingPackage); 13267 // pkgSetting.pkg.mSetEnabled = newState; 13268 } else { 13269 // We're dealing with a component level state change 13270 // First, verify that this is a valid class name. 13271 PackageParser.Package pkg = pkgSetting.pkg; 13272 if (pkg == null || !pkg.hasComponentClassName(className)) { 13273 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13274 throw new IllegalArgumentException("Component class " + className 13275 + " does not exist in " + packageName); 13276 } else { 13277 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13278 + className + " does not exist in " + packageName); 13279 } 13280 } 13281 switch (newState) { 13282 case COMPONENT_ENABLED_STATE_ENABLED: 13283 if (!pkgSetting.enableComponentLPw(className, userId)) { 13284 return; 13285 } 13286 break; 13287 case COMPONENT_ENABLED_STATE_DISABLED: 13288 if (!pkgSetting.disableComponentLPw(className, userId)) { 13289 return; 13290 } 13291 break; 13292 case COMPONENT_ENABLED_STATE_DEFAULT: 13293 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13294 return; 13295 } 13296 break; 13297 default: 13298 Slog.e(TAG, "Invalid new component state: " + newState); 13299 return; 13300 } 13301 } 13302 scheduleWritePackageRestrictionsLocked(userId); 13303 components = mPendingBroadcasts.get(userId, packageName); 13304 final boolean newPackage = components == null; 13305 if (newPackage) { 13306 components = new ArrayList<String>(); 13307 } 13308 if (!components.contains(componentName)) { 13309 components.add(componentName); 13310 } 13311 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13312 sendNow = true; 13313 // Purge entry from pending broadcast list if another one exists already 13314 // since we are sending one right away. 13315 mPendingBroadcasts.remove(userId, packageName); 13316 } else { 13317 if (newPackage) { 13318 mPendingBroadcasts.put(userId, packageName, components); 13319 } 13320 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13321 // Schedule a message 13322 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13323 } 13324 } 13325 } 13326 13327 long callingId = Binder.clearCallingIdentity(); 13328 try { 13329 if (sendNow) { 13330 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13331 sendPackageChangedBroadcast(packageName, 13332 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13333 } 13334 } finally { 13335 Binder.restoreCallingIdentity(callingId); 13336 } 13337 } 13338 13339 private void sendPackageChangedBroadcast(String packageName, 13340 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13341 if (DEBUG_INSTALL) 13342 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13343 + componentNames); 13344 Bundle extras = new Bundle(4); 13345 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13346 String nameList[] = new String[componentNames.size()]; 13347 componentNames.toArray(nameList); 13348 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13349 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13350 extras.putInt(Intent.EXTRA_UID, packageUid); 13351 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13352 new int[] {UserHandle.getUserId(packageUid)}); 13353 } 13354 13355 @Override 13356 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13357 if (!sUserManager.exists(userId)) return; 13358 final int uid = Binder.getCallingUid(); 13359 final int permission = mContext.checkCallingOrSelfPermission( 13360 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13361 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13362 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13363 // writer 13364 synchronized (mPackages) { 13365 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13366 allowedByPermission, uid, userId)) { 13367 scheduleWritePackageRestrictionsLocked(userId); 13368 } 13369 } 13370 } 13371 13372 @Override 13373 public String getInstallerPackageName(String packageName) { 13374 // reader 13375 synchronized (mPackages) { 13376 return mSettings.getInstallerPackageNameLPr(packageName); 13377 } 13378 } 13379 13380 @Override 13381 public int getApplicationEnabledSetting(String packageName, int userId) { 13382 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13383 int uid = Binder.getCallingUid(); 13384 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13385 // reader 13386 synchronized (mPackages) { 13387 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13388 } 13389 } 13390 13391 @Override 13392 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13393 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13394 int uid = Binder.getCallingUid(); 13395 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13396 // reader 13397 synchronized (mPackages) { 13398 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13399 } 13400 } 13401 13402 @Override 13403 public void enterSafeMode() { 13404 enforceSystemOrRoot("Only the system can request entering safe mode"); 13405 13406 if (!mSystemReady) { 13407 mSafeMode = true; 13408 } 13409 } 13410 13411 @Override 13412 public void systemReady() { 13413 mSystemReady = true; 13414 13415 // Read the compatibilty setting when the system is ready. 13416 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13417 mContext.getContentResolver(), 13418 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13419 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13420 if (DEBUG_SETTINGS) { 13421 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13422 } 13423 13424 synchronized (mPackages) { 13425 // Verify that all of the preferred activity components actually 13426 // exist. It is possible for applications to be updated and at 13427 // that point remove a previously declared activity component that 13428 // had been set as a preferred activity. We try to clean this up 13429 // the next time we encounter that preferred activity, but it is 13430 // possible for the user flow to never be able to return to that 13431 // situation so here we do a sanity check to make sure we haven't 13432 // left any junk around. 13433 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13434 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13435 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13436 removed.clear(); 13437 for (PreferredActivity pa : pir.filterSet()) { 13438 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13439 removed.add(pa); 13440 } 13441 } 13442 if (removed.size() > 0) { 13443 for (int r=0; r<removed.size(); r++) { 13444 PreferredActivity pa = removed.get(r); 13445 Slog.w(TAG, "Removing dangling preferred activity: " 13446 + pa.mPref.mComponent); 13447 pir.removeFilter(pa); 13448 } 13449 mSettings.writePackageRestrictionsLPr( 13450 mSettings.mPreferredActivities.keyAt(i)); 13451 } 13452 } 13453 } 13454 sUserManager.systemReady(); 13455 13456 // Kick off any messages waiting for system ready 13457 if (mPostSystemReadyMessages != null) { 13458 for (Message msg : mPostSystemReadyMessages) { 13459 msg.sendToTarget(); 13460 } 13461 mPostSystemReadyMessages = null; 13462 } 13463 13464 // Watch for external volumes that come and go over time 13465 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13466 storage.registerListener(mStorageListener); 13467 13468 mInstallerService.systemReady(); 13469 } 13470 13471 @Override 13472 public boolean isSafeMode() { 13473 return mSafeMode; 13474 } 13475 13476 @Override 13477 public boolean hasSystemUidErrors() { 13478 return mHasSystemUidErrors; 13479 } 13480 13481 static String arrayToString(int[] array) { 13482 StringBuffer buf = new StringBuffer(128); 13483 buf.append('['); 13484 if (array != null) { 13485 for (int i=0; i<array.length; i++) { 13486 if (i > 0) buf.append(", "); 13487 buf.append(array[i]); 13488 } 13489 } 13490 buf.append(']'); 13491 return buf.toString(); 13492 } 13493 13494 static class DumpState { 13495 public static final int DUMP_LIBS = 1 << 0; 13496 public static final int DUMP_FEATURES = 1 << 1; 13497 public static final int DUMP_RESOLVERS = 1 << 2; 13498 public static final int DUMP_PERMISSIONS = 1 << 3; 13499 public static final int DUMP_PACKAGES = 1 << 4; 13500 public static final int DUMP_SHARED_USERS = 1 << 5; 13501 public static final int DUMP_MESSAGES = 1 << 6; 13502 public static final int DUMP_PROVIDERS = 1 << 7; 13503 public static final int DUMP_VERIFIERS = 1 << 8; 13504 public static final int DUMP_PREFERRED = 1 << 9; 13505 public static final int DUMP_PREFERRED_XML = 1 << 10; 13506 public static final int DUMP_KEYSETS = 1 << 11; 13507 public static final int DUMP_VERSION = 1 << 12; 13508 public static final int DUMP_INSTALLS = 1 << 13; 13509 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13510 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13511 13512 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13513 13514 private int mTypes; 13515 13516 private int mOptions; 13517 13518 private boolean mTitlePrinted; 13519 13520 private SharedUserSetting mSharedUser; 13521 13522 public boolean isDumping(int type) { 13523 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13524 return true; 13525 } 13526 13527 return (mTypes & type) != 0; 13528 } 13529 13530 public void setDump(int type) { 13531 mTypes |= type; 13532 } 13533 13534 public boolean isOptionEnabled(int option) { 13535 return (mOptions & option) != 0; 13536 } 13537 13538 public void setOptionEnabled(int option) { 13539 mOptions |= option; 13540 } 13541 13542 public boolean onTitlePrinted() { 13543 final boolean printed = mTitlePrinted; 13544 mTitlePrinted = true; 13545 return printed; 13546 } 13547 13548 public boolean getTitlePrinted() { 13549 return mTitlePrinted; 13550 } 13551 13552 public void setTitlePrinted(boolean enabled) { 13553 mTitlePrinted = enabled; 13554 } 13555 13556 public SharedUserSetting getSharedUser() { 13557 return mSharedUser; 13558 } 13559 13560 public void setSharedUser(SharedUserSetting user) { 13561 mSharedUser = user; 13562 } 13563 } 13564 13565 @Override 13566 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13567 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13568 != PackageManager.PERMISSION_GRANTED) { 13569 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13570 + Binder.getCallingPid() 13571 + ", uid=" + Binder.getCallingUid() 13572 + " without permission " 13573 + android.Manifest.permission.DUMP); 13574 return; 13575 } 13576 13577 DumpState dumpState = new DumpState(); 13578 boolean fullPreferred = false; 13579 boolean checkin = false; 13580 13581 String packageName = null; 13582 13583 int opti = 0; 13584 while (opti < args.length) { 13585 String opt = args[opti]; 13586 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13587 break; 13588 } 13589 opti++; 13590 13591 if ("-a".equals(opt)) { 13592 // Right now we only know how to print all. 13593 } else if ("-h".equals(opt)) { 13594 pw.println("Package manager dump options:"); 13595 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13596 pw.println(" --checkin: dump for a checkin"); 13597 pw.println(" -f: print details of intent filters"); 13598 pw.println(" -h: print this help"); 13599 pw.println(" cmd may be one of:"); 13600 pw.println(" l[ibraries]: list known shared libraries"); 13601 pw.println(" f[ibraries]: list device features"); 13602 pw.println(" k[eysets]: print known keysets"); 13603 pw.println(" r[esolvers]: dump intent resolvers"); 13604 pw.println(" perm[issions]: dump permissions"); 13605 pw.println(" pref[erred]: print preferred package settings"); 13606 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13607 pw.println(" prov[iders]: dump content providers"); 13608 pw.println(" p[ackages]: dump installed packages"); 13609 pw.println(" s[hared-users]: dump shared user IDs"); 13610 pw.println(" m[essages]: print collected runtime messages"); 13611 pw.println(" v[erifiers]: print package verifier info"); 13612 pw.println(" version: print database version info"); 13613 pw.println(" write: write current settings now"); 13614 pw.println(" <package.name>: info about given package"); 13615 pw.println(" installs: details about install sessions"); 13616 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13617 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13618 return; 13619 } else if ("--checkin".equals(opt)) { 13620 checkin = true; 13621 } else if ("-f".equals(opt)) { 13622 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13623 } else { 13624 pw.println("Unknown argument: " + opt + "; use -h for help"); 13625 } 13626 } 13627 13628 // Is the caller requesting to dump a particular piece of data? 13629 if (opti < args.length) { 13630 String cmd = args[opti]; 13631 opti++; 13632 // Is this a package name? 13633 if ("android".equals(cmd) || cmd.contains(".")) { 13634 packageName = cmd; 13635 // When dumping a single package, we always dump all of its 13636 // filter information since the amount of data will be reasonable. 13637 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13638 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13639 dumpState.setDump(DumpState.DUMP_LIBS); 13640 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13641 dumpState.setDump(DumpState.DUMP_FEATURES); 13642 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13643 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13644 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13645 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13646 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13647 dumpState.setDump(DumpState.DUMP_PREFERRED); 13648 } else if ("preferred-xml".equals(cmd)) { 13649 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13650 if (opti < args.length && "--full".equals(args[opti])) { 13651 fullPreferred = true; 13652 opti++; 13653 } 13654 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13655 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13656 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13657 dumpState.setDump(DumpState.DUMP_PACKAGES); 13658 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13659 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13660 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13661 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13662 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13663 dumpState.setDump(DumpState.DUMP_MESSAGES); 13664 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13665 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13666 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13667 || "intent-filter-verifiers".equals(cmd)) { 13668 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13669 } else if ("version".equals(cmd)) { 13670 dumpState.setDump(DumpState.DUMP_VERSION); 13671 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13672 dumpState.setDump(DumpState.DUMP_KEYSETS); 13673 } else if ("installs".equals(cmd)) { 13674 dumpState.setDump(DumpState.DUMP_INSTALLS); 13675 } else if ("write".equals(cmd)) { 13676 synchronized (mPackages) { 13677 mSettings.writeLPr(); 13678 pw.println("Settings written."); 13679 return; 13680 } 13681 } 13682 } 13683 13684 if (checkin) { 13685 pw.println("vers,1"); 13686 } 13687 13688 // reader 13689 synchronized (mPackages) { 13690 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13691 if (!checkin) { 13692 if (dumpState.onTitlePrinted()) 13693 pw.println(); 13694 pw.println("Database versions:"); 13695 pw.print(" SDK Version:"); 13696 pw.print(" internal="); 13697 pw.print(mSettings.mInternalSdkPlatform); 13698 pw.print(" external="); 13699 pw.println(mSettings.mExternalSdkPlatform); 13700 pw.print(" DB Version:"); 13701 pw.print(" internal="); 13702 pw.print(mSettings.mInternalDatabaseVersion); 13703 pw.print(" external="); 13704 pw.println(mSettings.mExternalDatabaseVersion); 13705 } 13706 } 13707 13708 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13709 if (!checkin) { 13710 if (dumpState.onTitlePrinted()) 13711 pw.println(); 13712 pw.println("Verifiers:"); 13713 pw.print(" Required: "); 13714 pw.print(mRequiredVerifierPackage); 13715 pw.print(" (uid="); 13716 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13717 pw.println(")"); 13718 } else if (mRequiredVerifierPackage != null) { 13719 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13720 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13721 } 13722 } 13723 13724 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13725 packageName == null) { 13726 if (mIntentFilterVerifierComponent != null) { 13727 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13728 if (!checkin) { 13729 if (dumpState.onTitlePrinted()) 13730 pw.println(); 13731 pw.println("Intent Filter Verifier:"); 13732 pw.print(" Using: "); 13733 pw.print(verifierPackageName); 13734 pw.print(" (uid="); 13735 pw.print(getPackageUid(verifierPackageName, 0)); 13736 pw.println(")"); 13737 } else if (verifierPackageName != null) { 13738 pw.print("ifv,"); pw.print(verifierPackageName); 13739 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13740 } 13741 } else { 13742 pw.println(); 13743 pw.println("No Intent Filter Verifier available!"); 13744 } 13745 } 13746 13747 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13748 boolean printedHeader = false; 13749 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13750 while (it.hasNext()) { 13751 String name = it.next(); 13752 SharedLibraryEntry ent = mSharedLibraries.get(name); 13753 if (!checkin) { 13754 if (!printedHeader) { 13755 if (dumpState.onTitlePrinted()) 13756 pw.println(); 13757 pw.println("Libraries:"); 13758 printedHeader = true; 13759 } 13760 pw.print(" "); 13761 } else { 13762 pw.print("lib,"); 13763 } 13764 pw.print(name); 13765 if (!checkin) { 13766 pw.print(" -> "); 13767 } 13768 if (ent.path != null) { 13769 if (!checkin) { 13770 pw.print("(jar) "); 13771 pw.print(ent.path); 13772 } else { 13773 pw.print(",jar,"); 13774 pw.print(ent.path); 13775 } 13776 } else { 13777 if (!checkin) { 13778 pw.print("(apk) "); 13779 pw.print(ent.apk); 13780 } else { 13781 pw.print(",apk,"); 13782 pw.print(ent.apk); 13783 } 13784 } 13785 pw.println(); 13786 } 13787 } 13788 13789 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13790 if (dumpState.onTitlePrinted()) 13791 pw.println(); 13792 if (!checkin) { 13793 pw.println("Features:"); 13794 } 13795 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13796 while (it.hasNext()) { 13797 String name = it.next(); 13798 if (!checkin) { 13799 pw.print(" "); 13800 } else { 13801 pw.print("feat,"); 13802 } 13803 pw.println(name); 13804 } 13805 } 13806 13807 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13808 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13809 : "Activity Resolver Table:", " ", packageName, 13810 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13811 dumpState.setTitlePrinted(true); 13812 } 13813 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13814 : "Receiver Resolver Table:", " ", packageName, 13815 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13816 dumpState.setTitlePrinted(true); 13817 } 13818 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13819 : "Service Resolver Table:", " ", packageName, 13820 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13821 dumpState.setTitlePrinted(true); 13822 } 13823 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13824 : "Provider Resolver Table:", " ", packageName, 13825 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13826 dumpState.setTitlePrinted(true); 13827 } 13828 } 13829 13830 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13831 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13832 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13833 int user = mSettings.mPreferredActivities.keyAt(i); 13834 if (pir.dump(pw, 13835 dumpState.getTitlePrinted() 13836 ? "\nPreferred Activities User " + user + ":" 13837 : "Preferred Activities User " + user + ":", " ", 13838 packageName, true, false)) { 13839 dumpState.setTitlePrinted(true); 13840 } 13841 } 13842 } 13843 13844 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13845 pw.flush(); 13846 FileOutputStream fout = new FileOutputStream(fd); 13847 BufferedOutputStream str = new BufferedOutputStream(fout); 13848 XmlSerializer serializer = new FastXmlSerializer(); 13849 try { 13850 serializer.setOutput(str, "utf-8"); 13851 serializer.startDocument(null, true); 13852 serializer.setFeature( 13853 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13854 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13855 serializer.endDocument(); 13856 serializer.flush(); 13857 } catch (IllegalArgumentException e) { 13858 pw.println("Failed writing: " + e); 13859 } catch (IllegalStateException e) { 13860 pw.println("Failed writing: " + e); 13861 } catch (IOException e) { 13862 pw.println("Failed writing: " + e); 13863 } 13864 } 13865 13866 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13867 pw.println(); 13868 int count = mSettings.mPackages.size(); 13869 if (count == 0) { 13870 pw.println("No domain preferred apps!"); 13871 pw.println(); 13872 } else { 13873 final String prefix = " "; 13874 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13875 if (allPackageSettings.size() == 0) { 13876 pw.println("No domain preferred apps!"); 13877 pw.println(); 13878 } else { 13879 pw.println("Domain preferred apps status:"); 13880 pw.println(); 13881 count = 0; 13882 for (PackageSetting ps : allPackageSettings) { 13883 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13884 if (ivi == null || ivi.getPackageName() == null) continue; 13885 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13886 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13887 pw.println(prefix + "Status: " + ivi.getStatusString()); 13888 pw.println(); 13889 count++; 13890 } 13891 if (count == 0) { 13892 pw.println(prefix + "No domain preferred app status!"); 13893 pw.println(); 13894 } 13895 for (int userId : sUserManager.getUserIds()) { 13896 pw.println("Domain preferred apps for User " + userId + ":"); 13897 pw.println(); 13898 count = 0; 13899 for (PackageSetting ps : allPackageSettings) { 13900 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13901 if (ivi == null || ivi.getPackageName() == null) { 13902 continue; 13903 } 13904 final int status = ps.getDomainVerificationStatusForUser(userId); 13905 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13906 continue; 13907 } 13908 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13909 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13910 String statusStr = IntentFilterVerificationInfo. 13911 getStatusStringFromValue(status); 13912 pw.println(prefix + "Status: " + statusStr); 13913 pw.println(); 13914 count++; 13915 } 13916 if (count == 0) { 13917 pw.println(prefix + "No domain preferred apps!"); 13918 pw.println(); 13919 } 13920 } 13921 } 13922 } 13923 } 13924 13925 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13926 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13927 if (packageName == null) { 13928 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13929 if (iperm == 0) { 13930 if (dumpState.onTitlePrinted()) 13931 pw.println(); 13932 pw.println("AppOp Permissions:"); 13933 } 13934 pw.print(" AppOp Permission "); 13935 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13936 pw.println(":"); 13937 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13938 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13939 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13940 } 13941 } 13942 } 13943 } 13944 13945 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13946 boolean printedSomething = false; 13947 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13948 if (packageName != null && !packageName.equals(p.info.packageName)) { 13949 continue; 13950 } 13951 if (!printedSomething) { 13952 if (dumpState.onTitlePrinted()) 13953 pw.println(); 13954 pw.println("Registered ContentProviders:"); 13955 printedSomething = true; 13956 } 13957 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13958 pw.print(" "); pw.println(p.toString()); 13959 } 13960 printedSomething = false; 13961 for (Map.Entry<String, PackageParser.Provider> entry : 13962 mProvidersByAuthority.entrySet()) { 13963 PackageParser.Provider p = entry.getValue(); 13964 if (packageName != null && !packageName.equals(p.info.packageName)) { 13965 continue; 13966 } 13967 if (!printedSomething) { 13968 if (dumpState.onTitlePrinted()) 13969 pw.println(); 13970 pw.println("ContentProvider Authorities:"); 13971 printedSomething = true; 13972 } 13973 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13974 pw.print(" "); pw.println(p.toString()); 13975 if (p.info != null && p.info.applicationInfo != null) { 13976 final String appInfo = p.info.applicationInfo.toString(); 13977 pw.print(" applicationInfo="); pw.println(appInfo); 13978 } 13979 } 13980 } 13981 13982 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13983 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13984 } 13985 13986 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13987 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13988 } 13989 13990 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13991 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13992 } 13993 13994 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13995 // XXX should handle packageName != null by dumping only install data that 13996 // the given package is involved with. 13997 if (dumpState.onTitlePrinted()) pw.println(); 13998 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13999 } 14000 14001 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14002 if (dumpState.onTitlePrinted()) pw.println(); 14003 mSettings.dumpReadMessagesLPr(pw, dumpState); 14004 14005 pw.println(); 14006 pw.println("Package warning messages:"); 14007 BufferedReader in = null; 14008 String line = null; 14009 try { 14010 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14011 while ((line = in.readLine()) != null) { 14012 if (line.contains("ignored: updated version")) continue; 14013 pw.println(line); 14014 } 14015 } catch (IOException ignored) { 14016 } finally { 14017 IoUtils.closeQuietly(in); 14018 } 14019 } 14020 14021 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14022 BufferedReader in = null; 14023 String line = null; 14024 try { 14025 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14026 while ((line = in.readLine()) != null) { 14027 if (line.contains("ignored: updated version")) continue; 14028 pw.print("msg,"); 14029 pw.println(line); 14030 } 14031 } catch (IOException ignored) { 14032 } finally { 14033 IoUtils.closeQuietly(in); 14034 } 14035 } 14036 } 14037 } 14038 14039 // ------- apps on sdcard specific code ------- 14040 static final boolean DEBUG_SD_INSTALL = false; 14041 14042 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14043 14044 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14045 14046 private boolean mMediaMounted = false; 14047 14048 static String getEncryptKey() { 14049 try { 14050 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14051 SD_ENCRYPTION_KEYSTORE_NAME); 14052 if (sdEncKey == null) { 14053 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14054 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14055 if (sdEncKey == null) { 14056 Slog.e(TAG, "Failed to create encryption keys"); 14057 return null; 14058 } 14059 } 14060 return sdEncKey; 14061 } catch (NoSuchAlgorithmException nsae) { 14062 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14063 return null; 14064 } catch (IOException ioe) { 14065 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14066 return null; 14067 } 14068 } 14069 14070 /* 14071 * Update media status on PackageManager. 14072 */ 14073 @Override 14074 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14075 int callingUid = Binder.getCallingUid(); 14076 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14077 throw new SecurityException("Media status can only be updated by the system"); 14078 } 14079 // reader; this apparently protects mMediaMounted, but should probably 14080 // be a different lock in that case. 14081 synchronized (mPackages) { 14082 Log.i(TAG, "Updating external media status from " 14083 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14084 + (mediaStatus ? "mounted" : "unmounted")); 14085 if (DEBUG_SD_INSTALL) 14086 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14087 + ", mMediaMounted=" + mMediaMounted); 14088 if (mediaStatus == mMediaMounted) { 14089 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14090 : 0, -1); 14091 mHandler.sendMessage(msg); 14092 return; 14093 } 14094 mMediaMounted = mediaStatus; 14095 } 14096 // Queue up an async operation since the package installation may take a 14097 // little while. 14098 mHandler.post(new Runnable() { 14099 public void run() { 14100 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14101 } 14102 }); 14103 } 14104 14105 /** 14106 * Called by MountService when the initial ASECs to scan are available. 14107 * Should block until all the ASEC containers are finished being scanned. 14108 */ 14109 public void scanAvailableAsecs() { 14110 updateExternalMediaStatusInner(true, false, false); 14111 if (mShouldRestoreconData) { 14112 SELinuxMMAC.setRestoreconDone(); 14113 mShouldRestoreconData = false; 14114 } 14115 } 14116 14117 /* 14118 * Collect information of applications on external media, map them against 14119 * existing containers and update information based on current mount status. 14120 * Please note that we always have to report status if reportStatus has been 14121 * set to true especially when unloading packages. 14122 */ 14123 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14124 boolean externalStorage) { 14125 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14126 int[] uidArr = EmptyArray.INT; 14127 14128 final String[] list = PackageHelper.getSecureContainerList(); 14129 if (ArrayUtils.isEmpty(list)) { 14130 Log.i(TAG, "No secure containers found"); 14131 } else { 14132 // Process list of secure containers and categorize them 14133 // as active or stale based on their package internal state. 14134 14135 // reader 14136 synchronized (mPackages) { 14137 for (String cid : list) { 14138 // Leave stages untouched for now; installer service owns them 14139 if (PackageInstallerService.isStageName(cid)) continue; 14140 14141 if (DEBUG_SD_INSTALL) 14142 Log.i(TAG, "Processing container " + cid); 14143 String pkgName = getAsecPackageName(cid); 14144 if (pkgName == null) { 14145 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14146 continue; 14147 } 14148 if (DEBUG_SD_INSTALL) 14149 Log.i(TAG, "Looking for pkg : " + pkgName); 14150 14151 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14152 if (ps == null) { 14153 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14154 continue; 14155 } 14156 14157 /* 14158 * Skip packages that are not external if we're unmounting 14159 * external storage. 14160 */ 14161 if (externalStorage && !isMounted && !isExternal(ps)) { 14162 continue; 14163 } 14164 14165 final AsecInstallArgs args = new AsecInstallArgs(cid, 14166 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14167 // The package status is changed only if the code path 14168 // matches between settings and the container id. 14169 if (ps.codePathString != null 14170 && ps.codePathString.startsWith(args.getCodePath())) { 14171 if (DEBUG_SD_INSTALL) { 14172 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14173 + " at code path: " + ps.codePathString); 14174 } 14175 14176 // We do have a valid package installed on sdcard 14177 processCids.put(args, ps.codePathString); 14178 final int uid = ps.appId; 14179 if (uid != -1) { 14180 uidArr = ArrayUtils.appendInt(uidArr, uid); 14181 } 14182 } else { 14183 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14184 + ps.codePathString); 14185 } 14186 } 14187 } 14188 14189 Arrays.sort(uidArr); 14190 } 14191 14192 // Process packages with valid entries. 14193 if (isMounted) { 14194 if (DEBUG_SD_INSTALL) 14195 Log.i(TAG, "Loading packages"); 14196 loadMediaPackages(processCids, uidArr); 14197 startCleaningPackages(); 14198 mInstallerService.onSecureContainersAvailable(); 14199 } else { 14200 if (DEBUG_SD_INSTALL) 14201 Log.i(TAG, "Unloading packages"); 14202 unloadMediaPackages(processCids, uidArr, reportStatus); 14203 } 14204 } 14205 14206 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14207 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14208 final int size = infos.size(); 14209 final String[] packageNames = new String[size]; 14210 final int[] packageUids = new int[size]; 14211 for (int i = 0; i < size; i++) { 14212 final ApplicationInfo info = infos.get(i); 14213 packageNames[i] = info.packageName; 14214 packageUids[i] = info.uid; 14215 } 14216 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14217 finishedReceiver); 14218 } 14219 14220 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14221 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14222 sendResourcesChangedBroadcast(mediaStatus, replacing, 14223 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14224 } 14225 14226 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14227 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14228 int size = pkgList.length; 14229 if (size > 0) { 14230 // Send broadcasts here 14231 Bundle extras = new Bundle(); 14232 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14233 if (uidArr != null) { 14234 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14235 } 14236 if (replacing) { 14237 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14238 } 14239 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14240 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14241 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14242 } 14243 } 14244 14245 /* 14246 * Look at potentially valid container ids from processCids If package 14247 * information doesn't match the one on record or package scanning fails, 14248 * the cid is added to list of removeCids. We currently don't delete stale 14249 * containers. 14250 */ 14251 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14252 ArrayList<String> pkgList = new ArrayList<String>(); 14253 Set<AsecInstallArgs> keys = processCids.keySet(); 14254 14255 for (AsecInstallArgs args : keys) { 14256 String codePath = processCids.get(args); 14257 if (DEBUG_SD_INSTALL) 14258 Log.i(TAG, "Loading container : " + args.cid); 14259 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14260 try { 14261 // Make sure there are no container errors first. 14262 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14263 Slog.e(TAG, "Failed to mount cid : " + args.cid 14264 + " when installing from sdcard"); 14265 continue; 14266 } 14267 // Check code path here. 14268 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14269 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14270 + " does not match one in settings " + codePath); 14271 continue; 14272 } 14273 // Parse package 14274 int parseFlags = mDefParseFlags; 14275 if (args.isExternalAsec()) { 14276 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14277 } 14278 if (args.isFwdLocked()) { 14279 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14280 } 14281 14282 synchronized (mInstallLock) { 14283 PackageParser.Package pkg = null; 14284 try { 14285 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14286 } catch (PackageManagerException e) { 14287 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14288 } 14289 // Scan the package 14290 if (pkg != null) { 14291 /* 14292 * TODO why is the lock being held? doPostInstall is 14293 * called in other places without the lock. This needs 14294 * to be straightened out. 14295 */ 14296 // writer 14297 synchronized (mPackages) { 14298 retCode = PackageManager.INSTALL_SUCCEEDED; 14299 pkgList.add(pkg.packageName); 14300 // Post process args 14301 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14302 pkg.applicationInfo.uid); 14303 } 14304 } else { 14305 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14306 } 14307 } 14308 14309 } finally { 14310 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14311 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14312 } 14313 } 14314 } 14315 // writer 14316 synchronized (mPackages) { 14317 // If the platform SDK has changed since the last time we booted, 14318 // we need to re-grant app permission to catch any new ones that 14319 // appear. This is really a hack, and means that apps can in some 14320 // cases get permissions that the user didn't initially explicitly 14321 // allow... it would be nice to have some better way to handle 14322 // this situation. 14323 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14324 if (regrantPermissions) 14325 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14326 + mSdkVersion + "; regranting permissions for external storage"); 14327 mSettings.mExternalSdkPlatform = mSdkVersion; 14328 14329 // Make sure group IDs have been assigned, and any permission 14330 // changes in other apps are accounted for 14331 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14332 | (regrantPermissions 14333 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14334 : 0)); 14335 14336 mSettings.updateExternalDatabaseVersion(); 14337 14338 // can downgrade to reader 14339 // Persist settings 14340 mSettings.writeLPr(); 14341 } 14342 // Send a broadcast to let everyone know we are done processing 14343 if (pkgList.size() > 0) { 14344 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14345 } 14346 } 14347 14348 /* 14349 * Utility method to unload a list of specified containers 14350 */ 14351 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14352 // Just unmount all valid containers. 14353 for (AsecInstallArgs arg : cidArgs) { 14354 synchronized (mInstallLock) { 14355 arg.doPostDeleteLI(false); 14356 } 14357 } 14358 } 14359 14360 /* 14361 * Unload packages mounted on external media. This involves deleting package 14362 * data from internal structures, sending broadcasts about diabled packages, 14363 * gc'ing to free up references, unmounting all secure containers 14364 * corresponding to packages on external media, and posting a 14365 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14366 * that we always have to post this message if status has been requested no 14367 * matter what. 14368 */ 14369 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14370 final boolean reportStatus) { 14371 if (DEBUG_SD_INSTALL) 14372 Log.i(TAG, "unloading media packages"); 14373 ArrayList<String> pkgList = new ArrayList<String>(); 14374 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14375 final Set<AsecInstallArgs> keys = processCids.keySet(); 14376 for (AsecInstallArgs args : keys) { 14377 String pkgName = args.getPackageName(); 14378 if (DEBUG_SD_INSTALL) 14379 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14380 // Delete package internally 14381 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14382 synchronized (mInstallLock) { 14383 boolean res = deletePackageLI(pkgName, null, false, null, null, 14384 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14385 if (res) { 14386 pkgList.add(pkgName); 14387 } else { 14388 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14389 failedList.add(args); 14390 } 14391 } 14392 } 14393 14394 // reader 14395 synchronized (mPackages) { 14396 // We didn't update the settings after removing each package; 14397 // write them now for all packages. 14398 mSettings.writeLPr(); 14399 } 14400 14401 // We have to absolutely send UPDATED_MEDIA_STATUS only 14402 // after confirming that all the receivers processed the ordered 14403 // broadcast when packages get disabled, force a gc to clean things up. 14404 // and unload all the containers. 14405 if (pkgList.size() > 0) { 14406 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14407 new IIntentReceiver.Stub() { 14408 public void performReceive(Intent intent, int resultCode, String data, 14409 Bundle extras, boolean ordered, boolean sticky, 14410 int sendingUser) throws RemoteException { 14411 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14412 reportStatus ? 1 : 0, 1, keys); 14413 mHandler.sendMessage(msg); 14414 } 14415 }); 14416 } else { 14417 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14418 keys); 14419 mHandler.sendMessage(msg); 14420 } 14421 } 14422 14423 private void loadPrivatePackages(VolumeInfo vol) { 14424 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14425 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14426 synchronized (mInstallLock) { 14427 synchronized (mPackages) { 14428 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14429 for (PackageSetting ps : packages) { 14430 final PackageParser.Package pkg; 14431 try { 14432 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14433 loaded.add(pkg.applicationInfo); 14434 } catch (PackageManagerException e) { 14435 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14436 } 14437 } 14438 14439 // TODO: regrant any permissions that changed based since original install 14440 14441 mSettings.writeLPr(); 14442 } 14443 } 14444 14445 Slog.d(TAG, "Loaded packages " + loaded); 14446 sendResourcesChangedBroadcast(true, false, loaded, null); 14447 } 14448 14449 private void unloadPrivatePackages(VolumeInfo vol) { 14450 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14451 synchronized (mInstallLock) { 14452 synchronized (mPackages) { 14453 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14454 for (PackageSetting ps : packages) { 14455 if (ps.pkg == null) continue; 14456 14457 final ApplicationInfo info = ps.pkg.applicationInfo; 14458 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14459 if (deletePackageLI(ps.name, null, false, null, null, 14460 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14461 unloaded.add(info); 14462 } else { 14463 Slog.w(TAG, "Failed to unload " + ps.codePath); 14464 } 14465 } 14466 14467 mSettings.writeLPr(); 14468 } 14469 } 14470 14471 Slog.d(TAG, "Unloaded packages " + unloaded); 14472 sendResourcesChangedBroadcast(false, false, unloaded, null); 14473 } 14474 14475 private void unfreezePackage(String packageName) { 14476 synchronized (mPackages) { 14477 final PackageSetting ps = mSettings.mPackages.get(packageName); 14478 if (ps != null) { 14479 ps.frozen = false; 14480 } 14481 } 14482 } 14483 14484 @Override 14485 public int movePackage(final String packageName, final String volumeUuid) { 14486 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14487 14488 final int moveId = mNextMoveId.getAndIncrement(); 14489 try { 14490 movePackageInternal(packageName, volumeUuid, moveId); 14491 } catch (PackageManagerException e) { 14492 Slog.d(TAG, "Failed to move " + packageName, e); 14493 mMoveCallbacks.notifyStatusChanged(moveId, 14494 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14495 } 14496 return moveId; 14497 } 14498 14499 private void movePackageInternal(final String packageName, final String volumeUuid, 14500 final int moveId) throws PackageManagerException { 14501 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14502 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14503 final PackageManager pm = mContext.getPackageManager(); 14504 14505 final boolean currentAsec; 14506 final String currentVolumeUuid; 14507 final File codeFile; 14508 final String installerPackageName; 14509 final String packageAbiOverride; 14510 final int appId; 14511 final String seinfo; 14512 final String label; 14513 14514 // reader 14515 synchronized (mPackages) { 14516 final PackageParser.Package pkg = mPackages.get(packageName); 14517 final PackageSetting ps = mSettings.mPackages.get(packageName); 14518 if (pkg == null || ps == null) { 14519 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14520 } 14521 14522 if (pkg.applicationInfo.isSystemApp()) { 14523 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14524 "Cannot move system application"); 14525 } 14526 14527 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14528 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14529 "Package already moved to " + volumeUuid); 14530 } 14531 14532 final File probe = new File(pkg.codePath); 14533 final File probeOat = new File(probe, "oat"); 14534 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14535 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14536 "Move only supported for modern cluster style installs"); 14537 } 14538 14539 if (ps.frozen) { 14540 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14541 "Failed to move already frozen package"); 14542 } 14543 ps.frozen = true; 14544 14545 currentAsec = pkg.applicationInfo.isForwardLocked() 14546 || pkg.applicationInfo.isExternalAsec(); 14547 currentVolumeUuid = ps.volumeUuid; 14548 codeFile = new File(pkg.codePath); 14549 installerPackageName = ps.installerPackageName; 14550 packageAbiOverride = ps.cpuAbiOverrideString; 14551 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14552 seinfo = pkg.applicationInfo.seinfo; 14553 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14554 } 14555 14556 // Now that we're guarded by frozen state, kill app during move 14557 killApplication(packageName, appId, "move pkg"); 14558 14559 final Bundle extras = new Bundle(); 14560 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14561 extras.putString(Intent.EXTRA_TITLE, label); 14562 mMoveCallbacks.notifyCreated(moveId, extras); 14563 14564 int installFlags; 14565 final boolean moveCompleteApp; 14566 final File measurePath; 14567 14568 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14569 installFlags = INSTALL_INTERNAL; 14570 moveCompleteApp = !currentAsec; 14571 measurePath = Environment.getDataAppDirectory(volumeUuid); 14572 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14573 installFlags = INSTALL_EXTERNAL; 14574 moveCompleteApp = false; 14575 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14576 } else { 14577 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14578 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14579 || !volume.isMountedWritable()) { 14580 unfreezePackage(packageName); 14581 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14582 "Move location not mounted private volume"); 14583 } 14584 14585 Preconditions.checkState(!currentAsec); 14586 14587 installFlags = INSTALL_INTERNAL; 14588 moveCompleteApp = true; 14589 measurePath = Environment.getDataAppDirectory(volumeUuid); 14590 } 14591 14592 final PackageStats stats = new PackageStats(null, -1); 14593 synchronized (mInstaller) { 14594 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14595 unfreezePackage(packageName); 14596 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14597 "Failed to measure package size"); 14598 } 14599 } 14600 14601 Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " + stats.dataSize); 14602 14603 final long startFreeBytes = measurePath.getFreeSpace(); 14604 final long sizeBytes; 14605 if (moveCompleteApp) { 14606 sizeBytes = stats.codeSize + stats.dataSize; 14607 } else { 14608 sizeBytes = stats.codeSize; 14609 } 14610 14611 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14612 unfreezePackage(packageName); 14613 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14614 "Not enough free space to move"); 14615 } 14616 14617 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14618 14619 final CountDownLatch installedLatch = new CountDownLatch(1); 14620 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14621 @Override 14622 public void onUserActionRequired(Intent intent) throws RemoteException { 14623 throw new IllegalStateException(); 14624 } 14625 14626 @Override 14627 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14628 Bundle extras) throws RemoteException { 14629 Slog.d(TAG, "Install result for move: " 14630 + PackageManager.installStatusToString(returnCode, msg)); 14631 14632 installedLatch.countDown(); 14633 14634 // Regardless of success or failure of the move operation, 14635 // always unfreeze the package 14636 unfreezePackage(packageName); 14637 14638 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14639 switch (status) { 14640 case PackageInstaller.STATUS_SUCCESS: 14641 mMoveCallbacks.notifyStatusChanged(moveId, 14642 PackageManager.MOVE_SUCCEEDED); 14643 break; 14644 case PackageInstaller.STATUS_FAILURE_STORAGE: 14645 mMoveCallbacks.notifyStatusChanged(moveId, 14646 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14647 break; 14648 default: 14649 mMoveCallbacks.notifyStatusChanged(moveId, 14650 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14651 break; 14652 } 14653 } 14654 }; 14655 14656 final MoveInfo move; 14657 if (moveCompleteApp) { 14658 // Kick off a thread to report progress estimates 14659 new Thread() { 14660 @Override 14661 public void run() { 14662 while (true) { 14663 try { 14664 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14665 break; 14666 } 14667 } catch (InterruptedException ignored) { 14668 } 14669 14670 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 14671 final int progress = 10 + (int) MathUtils.constrain( 14672 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 14673 mMoveCallbacks.notifyStatusChanged(moveId, progress); 14674 } 14675 } 14676 }.start(); 14677 14678 final String dataAppName = codeFile.getName(); 14679 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 14680 dataAppName, appId, seinfo); 14681 } else { 14682 move = null; 14683 } 14684 14685 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14686 14687 final Message msg = mHandler.obtainMessage(INIT_COPY); 14688 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14689 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 14690 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14691 mHandler.sendMessage(msg); 14692 } 14693 14694 @Override 14695 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14696 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14697 14698 final int realMoveId = mNextMoveId.getAndIncrement(); 14699 final Bundle extras = new Bundle(); 14700 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14701 mMoveCallbacks.notifyCreated(realMoveId, extras); 14702 14703 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14704 @Override 14705 public void onCreated(int moveId, Bundle extras) { 14706 // Ignored 14707 } 14708 14709 @Override 14710 public void onStatusChanged(int moveId, int status, long estMillis) { 14711 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14712 } 14713 }; 14714 14715 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14716 storage.setPrimaryStorageUuid(volumeUuid, callback); 14717 return realMoveId; 14718 } 14719 14720 @Override 14721 public int getMoveStatus(int moveId) { 14722 mContext.enforceCallingOrSelfPermission( 14723 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14724 return mMoveCallbacks.mLastStatus.get(moveId); 14725 } 14726 14727 @Override 14728 public void registerMoveCallback(IPackageMoveObserver callback) { 14729 mContext.enforceCallingOrSelfPermission( 14730 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14731 mMoveCallbacks.register(callback); 14732 } 14733 14734 @Override 14735 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14736 mContext.enforceCallingOrSelfPermission( 14737 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14738 mMoveCallbacks.unregister(callback); 14739 } 14740 14741 @Override 14742 public boolean setInstallLocation(int loc) { 14743 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14744 null); 14745 if (getInstallLocation() == loc) { 14746 return true; 14747 } 14748 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14749 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14750 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14751 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14752 return true; 14753 } 14754 return false; 14755 } 14756 14757 @Override 14758 public int getInstallLocation() { 14759 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14760 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14761 PackageHelper.APP_INSTALL_AUTO); 14762 } 14763 14764 /** Called by UserManagerService */ 14765 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14766 mDirtyUsers.remove(userHandle); 14767 mSettings.removeUserLPw(userHandle); 14768 mPendingBroadcasts.remove(userHandle); 14769 if (mInstaller != null) { 14770 // Technically, we shouldn't be doing this with the package lock 14771 // held. However, this is very rare, and there is already so much 14772 // other disk I/O going on, that we'll let it slide for now. 14773 final StorageManager storage = StorageManager.from(mContext); 14774 final List<VolumeInfo> vols = storage.getVolumes(); 14775 for (VolumeInfo vol : vols) { 14776 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 14777 final String volumeUuid = vol.getFsUuid(); 14778 Slog.d(TAG, "Removing user data on volume " + volumeUuid); 14779 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 14780 } 14781 } 14782 } 14783 mUserNeedsBadging.delete(userHandle); 14784 removeUnusedPackagesLILPw(userManager, userHandle); 14785 } 14786 14787 /** 14788 * We're removing userHandle and would like to remove any downloaded packages 14789 * that are no longer in use by any other user. 14790 * @param userHandle the user being removed 14791 */ 14792 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14793 final boolean DEBUG_CLEAN_APKS = false; 14794 int [] users = userManager.getUserIdsLPr(); 14795 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14796 while (psit.hasNext()) { 14797 PackageSetting ps = psit.next(); 14798 if (ps.pkg == null) { 14799 continue; 14800 } 14801 final String packageName = ps.pkg.packageName; 14802 // Skip over if system app 14803 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14804 continue; 14805 } 14806 if (DEBUG_CLEAN_APKS) { 14807 Slog.i(TAG, "Checking package " + packageName); 14808 } 14809 boolean keep = false; 14810 for (int i = 0; i < users.length; i++) { 14811 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14812 keep = true; 14813 if (DEBUG_CLEAN_APKS) { 14814 Slog.i(TAG, " Keeping package " + packageName + " for user " 14815 + users[i]); 14816 } 14817 break; 14818 } 14819 } 14820 if (!keep) { 14821 if (DEBUG_CLEAN_APKS) { 14822 Slog.i(TAG, " Removing package " + packageName); 14823 } 14824 mHandler.post(new Runnable() { 14825 public void run() { 14826 deletePackageX(packageName, userHandle, 0); 14827 } //end run 14828 }); 14829 } 14830 } 14831 } 14832 14833 /** Called by UserManagerService */ 14834 void createNewUserLILPw(int userHandle, File path) { 14835 if (mInstaller != null) { 14836 mInstaller.createUserConfig(userHandle); 14837 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14838 } 14839 } 14840 14841 void newUserCreatedLILPw(int userHandle) { 14842 // Adding a user requires updating runtime permissions for system apps. 14843 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14844 } 14845 14846 @Override 14847 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14848 mContext.enforceCallingOrSelfPermission( 14849 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14850 "Only package verification agents can read the verifier device identity"); 14851 14852 synchronized (mPackages) { 14853 return mSettings.getVerifierDeviceIdentityLPw(); 14854 } 14855 } 14856 14857 @Override 14858 public void setPermissionEnforced(String permission, boolean enforced) { 14859 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14860 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14861 synchronized (mPackages) { 14862 if (mSettings.mReadExternalStorageEnforced == null 14863 || mSettings.mReadExternalStorageEnforced != enforced) { 14864 mSettings.mReadExternalStorageEnforced = enforced; 14865 mSettings.writeLPr(); 14866 } 14867 } 14868 // kill any non-foreground processes so we restart them and 14869 // grant/revoke the GID. 14870 final IActivityManager am = ActivityManagerNative.getDefault(); 14871 if (am != null) { 14872 final long token = Binder.clearCallingIdentity(); 14873 try { 14874 am.killProcessesBelowForeground("setPermissionEnforcement"); 14875 } catch (RemoteException e) { 14876 } finally { 14877 Binder.restoreCallingIdentity(token); 14878 } 14879 } 14880 } else { 14881 throw new IllegalArgumentException("No selective enforcement for " + permission); 14882 } 14883 } 14884 14885 @Override 14886 @Deprecated 14887 public boolean isPermissionEnforced(String permission) { 14888 return true; 14889 } 14890 14891 @Override 14892 public boolean isStorageLow() { 14893 final long token = Binder.clearCallingIdentity(); 14894 try { 14895 final DeviceStorageMonitorInternal 14896 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14897 if (dsm != null) { 14898 return dsm.isMemoryLow(); 14899 } else { 14900 return false; 14901 } 14902 } finally { 14903 Binder.restoreCallingIdentity(token); 14904 } 14905 } 14906 14907 @Override 14908 public IPackageInstaller getPackageInstaller() { 14909 return mInstallerService; 14910 } 14911 14912 private boolean userNeedsBadging(int userId) { 14913 int index = mUserNeedsBadging.indexOfKey(userId); 14914 if (index < 0) { 14915 final UserInfo userInfo; 14916 final long token = Binder.clearCallingIdentity(); 14917 try { 14918 userInfo = sUserManager.getUserInfo(userId); 14919 } finally { 14920 Binder.restoreCallingIdentity(token); 14921 } 14922 final boolean b; 14923 if (userInfo != null && userInfo.isManagedProfile()) { 14924 b = true; 14925 } else { 14926 b = false; 14927 } 14928 mUserNeedsBadging.put(userId, b); 14929 return b; 14930 } 14931 return mUserNeedsBadging.valueAt(index); 14932 } 14933 14934 @Override 14935 public KeySet getKeySetByAlias(String packageName, String alias) { 14936 if (packageName == null || alias == null) { 14937 return null; 14938 } 14939 synchronized(mPackages) { 14940 final PackageParser.Package pkg = mPackages.get(packageName); 14941 if (pkg == null) { 14942 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14943 throw new IllegalArgumentException("Unknown package: " + packageName); 14944 } 14945 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14946 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14947 } 14948 } 14949 14950 @Override 14951 public KeySet getSigningKeySet(String packageName) { 14952 if (packageName == null) { 14953 return null; 14954 } 14955 synchronized(mPackages) { 14956 final PackageParser.Package pkg = mPackages.get(packageName); 14957 if (pkg == null) { 14958 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14959 throw new IllegalArgumentException("Unknown package: " + packageName); 14960 } 14961 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14962 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14963 throw new SecurityException("May not access signing KeySet of other apps."); 14964 } 14965 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14966 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14967 } 14968 } 14969 14970 @Override 14971 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14972 if (packageName == null || ks == null) { 14973 return false; 14974 } 14975 synchronized(mPackages) { 14976 final PackageParser.Package pkg = mPackages.get(packageName); 14977 if (pkg == null) { 14978 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14979 throw new IllegalArgumentException("Unknown package: " + packageName); 14980 } 14981 IBinder ksh = ks.getToken(); 14982 if (ksh instanceof KeySetHandle) { 14983 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14984 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14985 } 14986 return false; 14987 } 14988 } 14989 14990 @Override 14991 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14992 if (packageName == null || ks == null) { 14993 return false; 14994 } 14995 synchronized(mPackages) { 14996 final PackageParser.Package pkg = mPackages.get(packageName); 14997 if (pkg == null) { 14998 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14999 throw new IllegalArgumentException("Unknown package: " + packageName); 15000 } 15001 IBinder ksh = ks.getToken(); 15002 if (ksh instanceof KeySetHandle) { 15003 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15004 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15005 } 15006 return false; 15007 } 15008 } 15009 15010 public void getUsageStatsIfNoPackageUsageInfo() { 15011 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15012 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15013 if (usm == null) { 15014 throw new IllegalStateException("UsageStatsManager must be initialized"); 15015 } 15016 long now = System.currentTimeMillis(); 15017 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15018 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15019 String packageName = entry.getKey(); 15020 PackageParser.Package pkg = mPackages.get(packageName); 15021 if (pkg == null) { 15022 continue; 15023 } 15024 UsageStats usage = entry.getValue(); 15025 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15026 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15027 } 15028 } 15029 } 15030 15031 /** 15032 * Check and throw if the given before/after packages would be considered a 15033 * downgrade. 15034 */ 15035 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15036 throws PackageManagerException { 15037 if (after.versionCode < before.mVersionCode) { 15038 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15039 "Update version code " + after.versionCode + " is older than current " 15040 + before.mVersionCode); 15041 } else if (after.versionCode == before.mVersionCode) { 15042 if (after.baseRevisionCode < before.baseRevisionCode) { 15043 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15044 "Update base revision code " + after.baseRevisionCode 15045 + " is older than current " + before.baseRevisionCode); 15046 } 15047 15048 if (!ArrayUtils.isEmpty(after.splitNames)) { 15049 for (int i = 0; i < after.splitNames.length; i++) { 15050 final String splitName = after.splitNames[i]; 15051 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15052 if (j != -1) { 15053 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15054 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15055 "Update split " + splitName + " revision code " 15056 + after.splitRevisionCodes[i] + " is older than current " 15057 + before.splitRevisionCodes[j]); 15058 } 15059 } 15060 } 15061 } 15062 } 15063 } 15064 15065 private static class MoveCallbacks extends Handler { 15066 private static final int MSG_CREATED = 1; 15067 private static final int MSG_STATUS_CHANGED = 2; 15068 15069 private final RemoteCallbackList<IPackageMoveObserver> 15070 mCallbacks = new RemoteCallbackList<>(); 15071 15072 private final SparseIntArray mLastStatus = new SparseIntArray(); 15073 15074 public MoveCallbacks(Looper looper) { 15075 super(looper); 15076 } 15077 15078 public void register(IPackageMoveObserver callback) { 15079 mCallbacks.register(callback); 15080 } 15081 15082 public void unregister(IPackageMoveObserver callback) { 15083 mCallbacks.unregister(callback); 15084 } 15085 15086 @Override 15087 public void handleMessage(Message msg) { 15088 final SomeArgs args = (SomeArgs) msg.obj; 15089 final int n = mCallbacks.beginBroadcast(); 15090 for (int i = 0; i < n; i++) { 15091 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15092 try { 15093 invokeCallback(callback, msg.what, args); 15094 } catch (RemoteException ignored) { 15095 } 15096 } 15097 mCallbacks.finishBroadcast(); 15098 args.recycle(); 15099 } 15100 15101 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15102 throws RemoteException { 15103 switch (what) { 15104 case MSG_CREATED: { 15105 callback.onCreated(args.argi1, (Bundle) args.arg2); 15106 break; 15107 } 15108 case MSG_STATUS_CHANGED: { 15109 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15110 break; 15111 } 15112 } 15113 } 15114 15115 private void notifyCreated(int moveId, Bundle extras) { 15116 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15117 15118 final SomeArgs args = SomeArgs.obtain(); 15119 args.argi1 = moveId; 15120 args.arg2 = extras; 15121 obtainMessage(MSG_CREATED, args).sendToTarget(); 15122 } 15123 15124 private void notifyStatusChanged(int moveId, int status) { 15125 notifyStatusChanged(moveId, status, -1); 15126 } 15127 15128 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15129 Slog.v(TAG, "Move " + moveId + " status " + status); 15130 15131 final SomeArgs args = SomeArgs.obtain(); 15132 args.argi1 = moveId; 15133 args.argi2 = status; 15134 args.arg3 = estMillis; 15135 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15136 15137 synchronized (mLastStatus) { 15138 mLastStatus.put(moveId, status); 15139 } 15140 } 15141 } 15142} 15143