PackageManagerService.java revision fe112e7b388fe582a4e57c26fdf651511b0bbb5a
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 undefined ones and 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 result.removeAll(undefinedList); 4173 if (result.size() == 0) { 4174 result.addAll(undefinedList); 4175 if ((flags & MATCH_ALL) != 0) { 4176 result.addAll(matchAllList); 4177 } else { 4178 // Try to add the Default Browser if we can 4179 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4180 UserHandle.myUserId()); 4181 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4182 boolean defaultBrowserFound = false; 4183 final int browserCount = matchAllList.size(); 4184 for (int n=0; n<browserCount; n++) { 4185 ResolveInfo browser = matchAllList.get(n); 4186 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4187 result.add(browser); 4188 defaultBrowserFound = true; 4189 break; 4190 } 4191 } 4192 if (!defaultBrowserFound) { 4193 result.addAll(matchAllList); 4194 } 4195 } else { 4196 result.addAll(matchAllList); 4197 } 4198 } 4199 } 4200 } 4201 if (DEBUG_PREFERRED) { 4202 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4203 result.size()); 4204 } 4205 return result; 4206 } 4207 4208 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4209 int status = ps.getDomainVerificationStatusForUser(userId); 4210 // if none available, get the master status 4211 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4212 if (ps.getIntentFilterVerificationInfo() != null) { 4213 status = ps.getIntentFilterVerificationInfo().getStatus(); 4214 } 4215 } 4216 return status; 4217 } 4218 4219 private ResolveInfo querySkipCurrentProfileIntents( 4220 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4221 int flags, int sourceUserId) { 4222 if (matchingFilters != null) { 4223 int size = matchingFilters.size(); 4224 for (int i = 0; i < size; i ++) { 4225 CrossProfileIntentFilter filter = matchingFilters.get(i); 4226 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4227 // Checking if there are activities in the target user that can handle the 4228 // intent. 4229 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4230 flags, sourceUserId); 4231 if (resolveInfo != null) { 4232 return resolveInfo; 4233 } 4234 } 4235 } 4236 } 4237 return null; 4238 } 4239 4240 // Return matching ResolveInfo if any for skip current profile intent filters. 4241 private ResolveInfo queryCrossProfileIntents( 4242 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4243 int flags, int sourceUserId) { 4244 if (matchingFilters != null) { 4245 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4246 // match the same intent. For performance reasons, it is better not to 4247 // run queryIntent twice for the same userId 4248 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4249 int size = matchingFilters.size(); 4250 for (int i = 0; i < size; i++) { 4251 CrossProfileIntentFilter filter = matchingFilters.get(i); 4252 int targetUserId = filter.getTargetUserId(); 4253 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4254 && !alreadyTriedUserIds.get(targetUserId)) { 4255 // Checking if there are activities in the target user that can handle the 4256 // intent. 4257 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4258 flags, sourceUserId); 4259 if (resolveInfo != null) return resolveInfo; 4260 alreadyTriedUserIds.put(targetUserId, true); 4261 } 4262 } 4263 } 4264 return null; 4265 } 4266 4267 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4268 String resolvedType, int flags, int sourceUserId) { 4269 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4270 resolvedType, flags, filter.getTargetUserId()); 4271 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4272 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4273 } 4274 return null; 4275 } 4276 4277 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4278 int sourceUserId, int targetUserId) { 4279 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4280 String className; 4281 if (targetUserId == UserHandle.USER_OWNER) { 4282 className = FORWARD_INTENT_TO_USER_OWNER; 4283 } else { 4284 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4285 } 4286 ComponentName forwardingActivityComponentName = new ComponentName( 4287 mAndroidApplication.packageName, className); 4288 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4289 sourceUserId); 4290 if (targetUserId == UserHandle.USER_OWNER) { 4291 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4292 forwardingResolveInfo.noResourceId = true; 4293 } 4294 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4295 forwardingResolveInfo.priority = 0; 4296 forwardingResolveInfo.preferredOrder = 0; 4297 forwardingResolveInfo.match = 0; 4298 forwardingResolveInfo.isDefault = true; 4299 forwardingResolveInfo.filter = filter; 4300 forwardingResolveInfo.targetUserId = targetUserId; 4301 return forwardingResolveInfo; 4302 } 4303 4304 @Override 4305 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4306 Intent[] specifics, String[] specificTypes, Intent intent, 4307 String resolvedType, int flags, int userId) { 4308 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4309 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4310 false, "query intent activity options"); 4311 final String resultsAction = intent.getAction(); 4312 4313 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4314 | PackageManager.GET_RESOLVED_FILTER, userId); 4315 4316 if (DEBUG_INTENT_MATCHING) { 4317 Log.v(TAG, "Query " + intent + ": " + results); 4318 } 4319 4320 int specificsPos = 0; 4321 int N; 4322 4323 // todo: note that the algorithm used here is O(N^2). This 4324 // isn't a problem in our current environment, but if we start running 4325 // into situations where we have more than 5 or 10 matches then this 4326 // should probably be changed to something smarter... 4327 4328 // First we go through and resolve each of the specific items 4329 // that were supplied, taking care of removing any corresponding 4330 // duplicate items in the generic resolve list. 4331 if (specifics != null) { 4332 for (int i=0; i<specifics.length; i++) { 4333 final Intent sintent = specifics[i]; 4334 if (sintent == null) { 4335 continue; 4336 } 4337 4338 if (DEBUG_INTENT_MATCHING) { 4339 Log.v(TAG, "Specific #" + i + ": " + sintent); 4340 } 4341 4342 String action = sintent.getAction(); 4343 if (resultsAction != null && resultsAction.equals(action)) { 4344 // If this action was explicitly requested, then don't 4345 // remove things that have it. 4346 action = null; 4347 } 4348 4349 ResolveInfo ri = null; 4350 ActivityInfo ai = null; 4351 4352 ComponentName comp = sintent.getComponent(); 4353 if (comp == null) { 4354 ri = resolveIntent( 4355 sintent, 4356 specificTypes != null ? specificTypes[i] : null, 4357 flags, userId); 4358 if (ri == null) { 4359 continue; 4360 } 4361 if (ri == mResolveInfo) { 4362 // ACK! Must do something better with this. 4363 } 4364 ai = ri.activityInfo; 4365 comp = new ComponentName(ai.applicationInfo.packageName, 4366 ai.name); 4367 } else { 4368 ai = getActivityInfo(comp, flags, userId); 4369 if (ai == null) { 4370 continue; 4371 } 4372 } 4373 4374 // Look for any generic query activities that are duplicates 4375 // of this specific one, and remove them from the results. 4376 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4377 N = results.size(); 4378 int j; 4379 for (j=specificsPos; j<N; j++) { 4380 ResolveInfo sri = results.get(j); 4381 if ((sri.activityInfo.name.equals(comp.getClassName()) 4382 && sri.activityInfo.applicationInfo.packageName.equals( 4383 comp.getPackageName())) 4384 || (action != null && sri.filter.matchAction(action))) { 4385 results.remove(j); 4386 if (DEBUG_INTENT_MATCHING) Log.v( 4387 TAG, "Removing duplicate item from " + j 4388 + " due to specific " + specificsPos); 4389 if (ri == null) { 4390 ri = sri; 4391 } 4392 j--; 4393 N--; 4394 } 4395 } 4396 4397 // Add this specific item to its proper place. 4398 if (ri == null) { 4399 ri = new ResolveInfo(); 4400 ri.activityInfo = ai; 4401 } 4402 results.add(specificsPos, ri); 4403 ri.specificIndex = i; 4404 specificsPos++; 4405 } 4406 } 4407 4408 // Now we go through the remaining generic results and remove any 4409 // duplicate actions that are found here. 4410 N = results.size(); 4411 for (int i=specificsPos; i<N-1; i++) { 4412 final ResolveInfo rii = results.get(i); 4413 if (rii.filter == null) { 4414 continue; 4415 } 4416 4417 // Iterate over all of the actions of this result's intent 4418 // filter... typically this should be just one. 4419 final Iterator<String> it = rii.filter.actionsIterator(); 4420 if (it == null) { 4421 continue; 4422 } 4423 while (it.hasNext()) { 4424 final String action = it.next(); 4425 if (resultsAction != null && resultsAction.equals(action)) { 4426 // If this action was explicitly requested, then don't 4427 // remove things that have it. 4428 continue; 4429 } 4430 for (int j=i+1; j<N; j++) { 4431 final ResolveInfo rij = results.get(j); 4432 if (rij.filter != null && rij.filter.hasAction(action)) { 4433 results.remove(j); 4434 if (DEBUG_INTENT_MATCHING) Log.v( 4435 TAG, "Removing duplicate item from " + j 4436 + " due to action " + action + " at " + i); 4437 j--; 4438 N--; 4439 } 4440 } 4441 } 4442 4443 // If the caller didn't request filter information, drop it now 4444 // so we don't have to marshall/unmarshall it. 4445 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4446 rii.filter = null; 4447 } 4448 } 4449 4450 // Filter out the caller activity if so requested. 4451 if (caller != null) { 4452 N = results.size(); 4453 for (int i=0; i<N; i++) { 4454 ActivityInfo ainfo = results.get(i).activityInfo; 4455 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4456 && caller.getClassName().equals(ainfo.name)) { 4457 results.remove(i); 4458 break; 4459 } 4460 } 4461 } 4462 4463 // If the caller didn't request filter information, 4464 // drop them now so we don't have to 4465 // marshall/unmarshall it. 4466 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4467 N = results.size(); 4468 for (int i=0; i<N; i++) { 4469 results.get(i).filter = null; 4470 } 4471 } 4472 4473 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4474 return results; 4475 } 4476 4477 @Override 4478 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4479 int userId) { 4480 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4481 ComponentName comp = intent.getComponent(); 4482 if (comp == null) { 4483 if (intent.getSelector() != null) { 4484 intent = intent.getSelector(); 4485 comp = intent.getComponent(); 4486 } 4487 } 4488 if (comp != null) { 4489 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4490 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4491 if (ai != null) { 4492 ResolveInfo ri = new ResolveInfo(); 4493 ri.activityInfo = ai; 4494 list.add(ri); 4495 } 4496 return list; 4497 } 4498 4499 // reader 4500 synchronized (mPackages) { 4501 String pkgName = intent.getPackage(); 4502 if (pkgName == null) { 4503 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4504 } 4505 final PackageParser.Package pkg = mPackages.get(pkgName); 4506 if (pkg != null) { 4507 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4508 userId); 4509 } 4510 return null; 4511 } 4512 } 4513 4514 @Override 4515 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4516 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4517 if (!sUserManager.exists(userId)) return null; 4518 if (query != null) { 4519 if (query.size() >= 1) { 4520 // If there is more than one service with the same priority, 4521 // just arbitrarily pick the first one. 4522 return query.get(0); 4523 } 4524 } 4525 return null; 4526 } 4527 4528 @Override 4529 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4530 int userId) { 4531 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4532 ComponentName comp = intent.getComponent(); 4533 if (comp == null) { 4534 if (intent.getSelector() != null) { 4535 intent = intent.getSelector(); 4536 comp = intent.getComponent(); 4537 } 4538 } 4539 if (comp != null) { 4540 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4541 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4542 if (si != null) { 4543 final ResolveInfo ri = new ResolveInfo(); 4544 ri.serviceInfo = si; 4545 list.add(ri); 4546 } 4547 return list; 4548 } 4549 4550 // reader 4551 synchronized (mPackages) { 4552 String pkgName = intent.getPackage(); 4553 if (pkgName == null) { 4554 return mServices.queryIntent(intent, resolvedType, flags, userId); 4555 } 4556 final PackageParser.Package pkg = mPackages.get(pkgName); 4557 if (pkg != null) { 4558 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4559 userId); 4560 } 4561 return null; 4562 } 4563 } 4564 4565 @Override 4566 public List<ResolveInfo> queryIntentContentProviders( 4567 Intent intent, String resolvedType, int flags, int userId) { 4568 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4569 ComponentName comp = intent.getComponent(); 4570 if (comp == null) { 4571 if (intent.getSelector() != null) { 4572 intent = intent.getSelector(); 4573 comp = intent.getComponent(); 4574 } 4575 } 4576 if (comp != null) { 4577 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4578 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4579 if (pi != null) { 4580 final ResolveInfo ri = new ResolveInfo(); 4581 ri.providerInfo = pi; 4582 list.add(ri); 4583 } 4584 return list; 4585 } 4586 4587 // reader 4588 synchronized (mPackages) { 4589 String pkgName = intent.getPackage(); 4590 if (pkgName == null) { 4591 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4592 } 4593 final PackageParser.Package pkg = mPackages.get(pkgName); 4594 if (pkg != null) { 4595 return mProviders.queryIntentForPackage( 4596 intent, resolvedType, flags, pkg.providers, userId); 4597 } 4598 return null; 4599 } 4600 } 4601 4602 @Override 4603 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4604 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4605 4606 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4607 4608 // writer 4609 synchronized (mPackages) { 4610 ArrayList<PackageInfo> list; 4611 if (listUninstalled) { 4612 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4613 for (PackageSetting ps : mSettings.mPackages.values()) { 4614 PackageInfo pi; 4615 if (ps.pkg != null) { 4616 pi = generatePackageInfo(ps.pkg, flags, userId); 4617 } else { 4618 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4619 } 4620 if (pi != null) { 4621 list.add(pi); 4622 } 4623 } 4624 } else { 4625 list = new ArrayList<PackageInfo>(mPackages.size()); 4626 for (PackageParser.Package p : mPackages.values()) { 4627 PackageInfo pi = generatePackageInfo(p, flags, userId); 4628 if (pi != null) { 4629 list.add(pi); 4630 } 4631 } 4632 } 4633 4634 return new ParceledListSlice<PackageInfo>(list); 4635 } 4636 } 4637 4638 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4639 String[] permissions, boolean[] tmp, int flags, int userId) { 4640 int numMatch = 0; 4641 final PermissionsState permissionsState = ps.getPermissionsState(); 4642 for (int i=0; i<permissions.length; i++) { 4643 final String permission = permissions[i]; 4644 if (permissionsState.hasPermission(permission, userId)) { 4645 tmp[i] = true; 4646 numMatch++; 4647 } else { 4648 tmp[i] = false; 4649 } 4650 } 4651 if (numMatch == 0) { 4652 return; 4653 } 4654 PackageInfo pi; 4655 if (ps.pkg != null) { 4656 pi = generatePackageInfo(ps.pkg, flags, userId); 4657 } else { 4658 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4659 } 4660 // The above might return null in cases of uninstalled apps or install-state 4661 // skew across users/profiles. 4662 if (pi != null) { 4663 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4664 if (numMatch == permissions.length) { 4665 pi.requestedPermissions = permissions; 4666 } else { 4667 pi.requestedPermissions = new String[numMatch]; 4668 numMatch = 0; 4669 for (int i=0; i<permissions.length; i++) { 4670 if (tmp[i]) { 4671 pi.requestedPermissions[numMatch] = permissions[i]; 4672 numMatch++; 4673 } 4674 } 4675 } 4676 } 4677 list.add(pi); 4678 } 4679 } 4680 4681 @Override 4682 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4683 String[] permissions, int flags, int userId) { 4684 if (!sUserManager.exists(userId)) return null; 4685 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4686 4687 // writer 4688 synchronized (mPackages) { 4689 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4690 boolean[] tmpBools = new boolean[permissions.length]; 4691 if (listUninstalled) { 4692 for (PackageSetting ps : mSettings.mPackages.values()) { 4693 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4694 } 4695 } else { 4696 for (PackageParser.Package pkg : mPackages.values()) { 4697 PackageSetting ps = (PackageSetting)pkg.mExtras; 4698 if (ps != null) { 4699 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4700 userId); 4701 } 4702 } 4703 } 4704 4705 return new ParceledListSlice<PackageInfo>(list); 4706 } 4707 } 4708 4709 @Override 4710 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4711 if (!sUserManager.exists(userId)) return null; 4712 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4713 4714 // writer 4715 synchronized (mPackages) { 4716 ArrayList<ApplicationInfo> list; 4717 if (listUninstalled) { 4718 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4719 for (PackageSetting ps : mSettings.mPackages.values()) { 4720 ApplicationInfo ai; 4721 if (ps.pkg != null) { 4722 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4723 ps.readUserState(userId), userId); 4724 } else { 4725 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4726 } 4727 if (ai != null) { 4728 list.add(ai); 4729 } 4730 } 4731 } else { 4732 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4733 for (PackageParser.Package p : mPackages.values()) { 4734 if (p.mExtras != null) { 4735 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4736 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4737 if (ai != null) { 4738 list.add(ai); 4739 } 4740 } 4741 } 4742 } 4743 4744 return new ParceledListSlice<ApplicationInfo>(list); 4745 } 4746 } 4747 4748 public List<ApplicationInfo> getPersistentApplications(int flags) { 4749 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4750 4751 // reader 4752 synchronized (mPackages) { 4753 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4754 final int userId = UserHandle.getCallingUserId(); 4755 while (i.hasNext()) { 4756 final PackageParser.Package p = i.next(); 4757 if (p.applicationInfo != null 4758 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4759 && (!mSafeMode || isSystemApp(p))) { 4760 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4761 if (ps != null) { 4762 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4763 ps.readUserState(userId), userId); 4764 if (ai != null) { 4765 finalList.add(ai); 4766 } 4767 } 4768 } 4769 } 4770 } 4771 4772 return finalList; 4773 } 4774 4775 @Override 4776 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4777 if (!sUserManager.exists(userId)) return null; 4778 // reader 4779 synchronized (mPackages) { 4780 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4781 PackageSetting ps = provider != null 4782 ? mSettings.mPackages.get(provider.owner.packageName) 4783 : null; 4784 return ps != null 4785 && mSettings.isEnabledLPr(provider.info, flags, userId) 4786 && (!mSafeMode || (provider.info.applicationInfo.flags 4787 &ApplicationInfo.FLAG_SYSTEM) != 0) 4788 ? PackageParser.generateProviderInfo(provider, flags, 4789 ps.readUserState(userId), userId) 4790 : null; 4791 } 4792 } 4793 4794 /** 4795 * @deprecated 4796 */ 4797 @Deprecated 4798 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4799 // reader 4800 synchronized (mPackages) { 4801 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4802 .entrySet().iterator(); 4803 final int userId = UserHandle.getCallingUserId(); 4804 while (i.hasNext()) { 4805 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4806 PackageParser.Provider p = entry.getValue(); 4807 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4808 4809 if (ps != null && p.syncable 4810 && (!mSafeMode || (p.info.applicationInfo.flags 4811 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4812 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4813 ps.readUserState(userId), userId); 4814 if (info != null) { 4815 outNames.add(entry.getKey()); 4816 outInfo.add(info); 4817 } 4818 } 4819 } 4820 } 4821 } 4822 4823 @Override 4824 public List<ProviderInfo> queryContentProviders(String processName, 4825 int uid, int flags) { 4826 ArrayList<ProviderInfo> finalList = null; 4827 // reader 4828 synchronized (mPackages) { 4829 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4830 final int userId = processName != null ? 4831 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4832 while (i.hasNext()) { 4833 final PackageParser.Provider p = i.next(); 4834 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4835 if (ps != null && p.info.authority != null 4836 && (processName == null 4837 || (p.info.processName.equals(processName) 4838 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4839 && mSettings.isEnabledLPr(p.info, flags, userId) 4840 && (!mSafeMode 4841 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4842 if (finalList == null) { 4843 finalList = new ArrayList<ProviderInfo>(3); 4844 } 4845 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4846 ps.readUserState(userId), userId); 4847 if (info != null) { 4848 finalList.add(info); 4849 } 4850 } 4851 } 4852 } 4853 4854 if (finalList != null) { 4855 Collections.sort(finalList, mProviderInitOrderSorter); 4856 } 4857 4858 return finalList; 4859 } 4860 4861 @Override 4862 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4863 int flags) { 4864 // reader 4865 synchronized (mPackages) { 4866 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4867 return PackageParser.generateInstrumentationInfo(i, flags); 4868 } 4869 } 4870 4871 @Override 4872 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4873 int flags) { 4874 ArrayList<InstrumentationInfo> finalList = 4875 new ArrayList<InstrumentationInfo>(); 4876 4877 // reader 4878 synchronized (mPackages) { 4879 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4880 while (i.hasNext()) { 4881 final PackageParser.Instrumentation p = i.next(); 4882 if (targetPackage == null 4883 || targetPackage.equals(p.info.targetPackage)) { 4884 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4885 flags); 4886 if (ii != null) { 4887 finalList.add(ii); 4888 } 4889 } 4890 } 4891 } 4892 4893 return finalList; 4894 } 4895 4896 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4897 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4898 if (overlays == null) { 4899 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4900 return; 4901 } 4902 for (PackageParser.Package opkg : overlays.values()) { 4903 // Not much to do if idmap fails: we already logged the error 4904 // and we certainly don't want to abort installation of pkg simply 4905 // because an overlay didn't fit properly. For these reasons, 4906 // ignore the return value of createIdmapForPackagePairLI. 4907 createIdmapForPackagePairLI(pkg, opkg); 4908 } 4909 } 4910 4911 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4912 PackageParser.Package opkg) { 4913 if (!opkg.mTrustedOverlay) { 4914 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4915 opkg.baseCodePath + ": overlay not trusted"); 4916 return false; 4917 } 4918 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4919 if (overlaySet == null) { 4920 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4921 opkg.baseCodePath + " but target package has no known overlays"); 4922 return false; 4923 } 4924 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4925 // TODO: generate idmap for split APKs 4926 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4927 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4928 + opkg.baseCodePath); 4929 return false; 4930 } 4931 PackageParser.Package[] overlayArray = 4932 overlaySet.values().toArray(new PackageParser.Package[0]); 4933 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4934 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4935 return p1.mOverlayPriority - p2.mOverlayPriority; 4936 } 4937 }; 4938 Arrays.sort(overlayArray, cmp); 4939 4940 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4941 int i = 0; 4942 for (PackageParser.Package p : overlayArray) { 4943 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4944 } 4945 return true; 4946 } 4947 4948 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4949 final File[] files = dir.listFiles(); 4950 if (ArrayUtils.isEmpty(files)) { 4951 Log.d(TAG, "No files in app dir " + dir); 4952 return; 4953 } 4954 4955 if (DEBUG_PACKAGE_SCANNING) { 4956 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4957 + " flags=0x" + Integer.toHexString(parseFlags)); 4958 } 4959 4960 for (File file : files) { 4961 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4962 && !PackageInstallerService.isStageName(file.getName()); 4963 if (!isPackage) { 4964 // Ignore entries which are not packages 4965 continue; 4966 } 4967 try { 4968 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4969 scanFlags, currentTime, null); 4970 } catch (PackageManagerException e) { 4971 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4972 4973 // Delete invalid userdata apps 4974 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4975 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4976 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4977 if (file.isDirectory()) { 4978 mInstaller.rmPackageDir(file.getAbsolutePath()); 4979 } else { 4980 file.delete(); 4981 } 4982 } 4983 } 4984 } 4985 } 4986 4987 private static File getSettingsProblemFile() { 4988 File dataDir = Environment.getDataDirectory(); 4989 File systemDir = new File(dataDir, "system"); 4990 File fname = new File(systemDir, "uiderrors.txt"); 4991 return fname; 4992 } 4993 4994 static void reportSettingsProblem(int priority, String msg) { 4995 logCriticalInfo(priority, msg); 4996 } 4997 4998 static void logCriticalInfo(int priority, String msg) { 4999 Slog.println(priority, TAG, msg); 5000 EventLogTags.writePmCriticalInfo(msg); 5001 try { 5002 File fname = getSettingsProblemFile(); 5003 FileOutputStream out = new FileOutputStream(fname, true); 5004 PrintWriter pw = new FastPrintWriter(out); 5005 SimpleDateFormat formatter = new SimpleDateFormat(); 5006 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5007 pw.println(dateString + ": " + msg); 5008 pw.close(); 5009 FileUtils.setPermissions( 5010 fname.toString(), 5011 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5012 -1, -1); 5013 } catch (java.io.IOException e) { 5014 } 5015 } 5016 5017 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5018 PackageParser.Package pkg, File srcFile, int parseFlags) 5019 throws PackageManagerException { 5020 if (ps != null 5021 && ps.codePath.equals(srcFile) 5022 && ps.timeStamp == srcFile.lastModified() 5023 && !isCompatSignatureUpdateNeeded(pkg) 5024 && !isRecoverSignatureUpdateNeeded(pkg)) { 5025 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5026 if (ps.signatures.mSignatures != null 5027 && ps.signatures.mSignatures.length != 0 5028 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 5029 // Optimization: reuse the existing cached certificates 5030 // if the package appears to be unchanged. 5031 pkg.mSignatures = ps.signatures.mSignatures; 5032 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5033 synchronized (mPackages) { 5034 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5035 } 5036 return; 5037 } 5038 5039 Slog.w(TAG, "PackageSetting for " + ps.name 5040 + " is missing signatures. Collecting certs again to recover them."); 5041 } else { 5042 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5043 } 5044 5045 try { 5046 pp.collectCertificates(pkg, parseFlags); 5047 pp.collectManifestDigest(pkg); 5048 } catch (PackageParserException e) { 5049 throw PackageManagerException.from(e); 5050 } 5051 } 5052 5053 /* 5054 * Scan a package and return the newly parsed package. 5055 * Returns null in case of errors and the error code is stored in mLastScanError 5056 */ 5057 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5058 long currentTime, UserHandle user) throws PackageManagerException { 5059 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5060 parseFlags |= mDefParseFlags; 5061 PackageParser pp = new PackageParser(); 5062 pp.setSeparateProcesses(mSeparateProcesses); 5063 pp.setOnlyCoreApps(mOnlyCore); 5064 pp.setDisplayMetrics(mMetrics); 5065 5066 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5067 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5068 } 5069 5070 final PackageParser.Package pkg; 5071 try { 5072 pkg = pp.parsePackage(scanFile, parseFlags); 5073 } catch (PackageParserException e) { 5074 throw PackageManagerException.from(e); 5075 } 5076 5077 PackageSetting ps = null; 5078 PackageSetting updatedPkg; 5079 // reader 5080 synchronized (mPackages) { 5081 // Look to see if we already know about this package. 5082 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5083 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5084 // This package has been renamed to its original name. Let's 5085 // use that. 5086 ps = mSettings.peekPackageLPr(oldName); 5087 } 5088 // If there was no original package, see one for the real package name. 5089 if (ps == null) { 5090 ps = mSettings.peekPackageLPr(pkg.packageName); 5091 } 5092 // Check to see if this package could be hiding/updating a system 5093 // package. Must look for it either under the original or real 5094 // package name depending on our state. 5095 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5096 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5097 } 5098 boolean updatedPkgBetter = false; 5099 // First check if this is a system package that may involve an update 5100 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5101 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5102 // it needs to drop FLAG_PRIVILEGED. 5103 if (locationIsPrivileged(scanFile)) { 5104 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5105 } else { 5106 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5107 } 5108 5109 if (ps != null && !ps.codePath.equals(scanFile)) { 5110 // The path has changed from what was last scanned... check the 5111 // version of the new path against what we have stored to determine 5112 // what to do. 5113 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5114 if (pkg.mVersionCode <= ps.versionCode) { 5115 // The system package has been updated and the code path does not match 5116 // Ignore entry. Skip it. 5117 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5118 + " ignored: updated version " + ps.versionCode 5119 + " better than this " + pkg.mVersionCode); 5120 if (!updatedPkg.codePath.equals(scanFile)) { 5121 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5122 + ps.name + " changing from " + updatedPkg.codePathString 5123 + " to " + scanFile); 5124 updatedPkg.codePath = scanFile; 5125 updatedPkg.codePathString = scanFile.toString(); 5126 updatedPkg.resourcePath = scanFile; 5127 updatedPkg.resourcePathString = scanFile.toString(); 5128 } 5129 updatedPkg.pkg = pkg; 5130 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5131 } else { 5132 // The current app on the system partition is better than 5133 // what we have updated to on the data partition; switch 5134 // back to the system partition version. 5135 // At this point, its safely assumed that package installation for 5136 // apps in system partition will go through. If not there won't be a working 5137 // version of the app 5138 // writer 5139 synchronized (mPackages) { 5140 // Just remove the loaded entries from package lists. 5141 mPackages.remove(ps.name); 5142 } 5143 5144 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5145 + " reverting from " + ps.codePathString 5146 + ": new version " + pkg.mVersionCode 5147 + " better than installed " + ps.versionCode); 5148 5149 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5150 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5151 synchronized (mInstallLock) { 5152 args.cleanUpResourcesLI(); 5153 } 5154 synchronized (mPackages) { 5155 mSettings.enableSystemPackageLPw(ps.name); 5156 } 5157 updatedPkgBetter = true; 5158 } 5159 } 5160 } 5161 5162 if (updatedPkg != null) { 5163 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5164 // initially 5165 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5166 5167 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5168 // flag set initially 5169 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5170 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5171 } 5172 } 5173 5174 // Verify certificates against what was last scanned 5175 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5176 5177 /* 5178 * A new system app appeared, but we already had a non-system one of the 5179 * same name installed earlier. 5180 */ 5181 boolean shouldHideSystemApp = false; 5182 if (updatedPkg == null && ps != null 5183 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5184 /* 5185 * Check to make sure the signatures match first. If they don't, 5186 * wipe the installed application and its data. 5187 */ 5188 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5189 != PackageManager.SIGNATURE_MATCH) { 5190 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5191 + " signatures don't match existing userdata copy; removing"); 5192 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5193 ps = null; 5194 } else { 5195 /* 5196 * If the newly-added system app is an older version than the 5197 * already installed version, hide it. It will be scanned later 5198 * and re-added like an update. 5199 */ 5200 if (pkg.mVersionCode <= ps.versionCode) { 5201 shouldHideSystemApp = true; 5202 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5203 + " but new version " + pkg.mVersionCode + " better than installed " 5204 + ps.versionCode + "; hiding system"); 5205 } else { 5206 /* 5207 * The newly found system app is a newer version that the 5208 * one previously installed. Simply remove the 5209 * already-installed application and replace it with our own 5210 * while keeping the application data. 5211 */ 5212 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5213 + " reverting from " + ps.codePathString + ": new version " 5214 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5215 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5216 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5217 synchronized (mInstallLock) { 5218 args.cleanUpResourcesLI(); 5219 } 5220 } 5221 } 5222 } 5223 5224 // The apk is forward locked (not public) if its code and resources 5225 // are kept in different files. (except for app in either system or 5226 // vendor path). 5227 // TODO grab this value from PackageSettings 5228 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5229 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5230 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5231 } 5232 } 5233 5234 // TODO: extend to support forward-locked splits 5235 String resourcePath = null; 5236 String baseResourcePath = null; 5237 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5238 if (ps != null && ps.resourcePathString != null) { 5239 resourcePath = ps.resourcePathString; 5240 baseResourcePath = ps.resourcePathString; 5241 } else { 5242 // Should not happen at all. Just log an error. 5243 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5244 } 5245 } else { 5246 resourcePath = pkg.codePath; 5247 baseResourcePath = pkg.baseCodePath; 5248 } 5249 5250 // Set application objects path explicitly. 5251 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5252 pkg.applicationInfo.setCodePath(pkg.codePath); 5253 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5254 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5255 pkg.applicationInfo.setResourcePath(resourcePath); 5256 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5257 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5258 5259 // Note that we invoke the following method only if we are about to unpack an application 5260 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5261 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5262 5263 /* 5264 * If the system app should be overridden by a previously installed 5265 * data, hide the system app now and let the /data/app scan pick it up 5266 * again. 5267 */ 5268 if (shouldHideSystemApp) { 5269 synchronized (mPackages) { 5270 /* 5271 * We have to grant systems permissions before we hide, because 5272 * grantPermissions will assume the package update is trying to 5273 * expand its permissions. 5274 */ 5275 grantPermissionsLPw(pkg, true, pkg.packageName); 5276 mSettings.disableSystemPackageLPw(pkg.packageName); 5277 } 5278 } 5279 5280 return scannedPkg; 5281 } 5282 5283 private static String fixProcessName(String defProcessName, 5284 String processName, int uid) { 5285 if (processName == null) { 5286 return defProcessName; 5287 } 5288 return processName; 5289 } 5290 5291 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5292 throws PackageManagerException { 5293 if (pkgSetting.signatures.mSignatures != null) { 5294 // Already existing package. Make sure signatures match 5295 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5296 == PackageManager.SIGNATURE_MATCH; 5297 if (!match) { 5298 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5299 == PackageManager.SIGNATURE_MATCH; 5300 } 5301 if (!match) { 5302 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5303 == PackageManager.SIGNATURE_MATCH; 5304 } 5305 if (!match) { 5306 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5307 + pkg.packageName + " signatures do not match the " 5308 + "previously installed version; ignoring!"); 5309 } 5310 } 5311 5312 // Check for shared user signatures 5313 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5314 // Already existing package. Make sure signatures match 5315 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5316 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5317 if (!match) { 5318 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5319 == PackageManager.SIGNATURE_MATCH; 5320 } 5321 if (!match) { 5322 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5323 == PackageManager.SIGNATURE_MATCH; 5324 } 5325 if (!match) { 5326 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5327 "Package " + pkg.packageName 5328 + " has no signatures that match those in shared user " 5329 + pkgSetting.sharedUser.name + "; ignoring!"); 5330 } 5331 } 5332 } 5333 5334 /** 5335 * Enforces that only the system UID or root's UID can call a method exposed 5336 * via Binder. 5337 * 5338 * @param message used as message if SecurityException is thrown 5339 * @throws SecurityException if the caller is not system or root 5340 */ 5341 private static final void enforceSystemOrRoot(String message) { 5342 final int uid = Binder.getCallingUid(); 5343 if (uid != Process.SYSTEM_UID && uid != 0) { 5344 throw new SecurityException(message); 5345 } 5346 } 5347 5348 @Override 5349 public void performBootDexOpt() { 5350 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5351 5352 // Before everything else, see whether we need to fstrim. 5353 try { 5354 IMountService ms = PackageHelper.getMountService(); 5355 if (ms != null) { 5356 final boolean isUpgrade = isUpgrade(); 5357 boolean doTrim = isUpgrade; 5358 if (doTrim) { 5359 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5360 } else { 5361 final long interval = android.provider.Settings.Global.getLong( 5362 mContext.getContentResolver(), 5363 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5364 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5365 if (interval > 0) { 5366 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5367 if (timeSinceLast > interval) { 5368 doTrim = true; 5369 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5370 + "; running immediately"); 5371 } 5372 } 5373 } 5374 if (doTrim) { 5375 if (!isFirstBoot()) { 5376 try { 5377 ActivityManagerNative.getDefault().showBootMessage( 5378 mContext.getResources().getString( 5379 R.string.android_upgrading_fstrim), true); 5380 } catch (RemoteException e) { 5381 } 5382 } 5383 ms.runMaintenance(); 5384 } 5385 } else { 5386 Slog.e(TAG, "Mount service unavailable!"); 5387 } 5388 } catch (RemoteException e) { 5389 // Can't happen; MountService is local 5390 } 5391 5392 final ArraySet<PackageParser.Package> pkgs; 5393 synchronized (mPackages) { 5394 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5395 } 5396 5397 if (pkgs != null) { 5398 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5399 // in case the device runs out of space. 5400 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5401 // Give priority to core apps. 5402 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5403 PackageParser.Package pkg = it.next(); 5404 if (pkg.coreApp) { 5405 if (DEBUG_DEXOPT) { 5406 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5407 } 5408 sortedPkgs.add(pkg); 5409 it.remove(); 5410 } 5411 } 5412 // Give priority to system apps that listen for pre boot complete. 5413 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5414 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5415 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5416 PackageParser.Package pkg = it.next(); 5417 if (pkgNames.contains(pkg.packageName)) { 5418 if (DEBUG_DEXOPT) { 5419 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5420 } 5421 sortedPkgs.add(pkg); 5422 it.remove(); 5423 } 5424 } 5425 // Give priority to system apps. 5426 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5427 PackageParser.Package pkg = it.next(); 5428 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5429 if (DEBUG_DEXOPT) { 5430 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5431 } 5432 sortedPkgs.add(pkg); 5433 it.remove(); 5434 } 5435 } 5436 // Give priority to updated system apps. 5437 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5438 PackageParser.Package pkg = it.next(); 5439 if (pkg.isUpdatedSystemApp()) { 5440 if (DEBUG_DEXOPT) { 5441 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5442 } 5443 sortedPkgs.add(pkg); 5444 it.remove(); 5445 } 5446 } 5447 // Give priority to apps that listen for boot complete. 5448 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5449 pkgNames = getPackageNamesForIntent(intent); 5450 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5451 PackageParser.Package pkg = it.next(); 5452 if (pkgNames.contains(pkg.packageName)) { 5453 if (DEBUG_DEXOPT) { 5454 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5455 } 5456 sortedPkgs.add(pkg); 5457 it.remove(); 5458 } 5459 } 5460 // Filter out packages that aren't recently used. 5461 filterRecentlyUsedApps(pkgs); 5462 // Add all remaining apps. 5463 for (PackageParser.Package pkg : pkgs) { 5464 if (DEBUG_DEXOPT) { 5465 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5466 } 5467 sortedPkgs.add(pkg); 5468 } 5469 5470 // If we want to be lazy, filter everything that wasn't recently used. 5471 if (mLazyDexOpt) { 5472 filterRecentlyUsedApps(sortedPkgs); 5473 } 5474 5475 int i = 0; 5476 int total = sortedPkgs.size(); 5477 File dataDir = Environment.getDataDirectory(); 5478 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5479 if (lowThreshold == 0) { 5480 throw new IllegalStateException("Invalid low memory threshold"); 5481 } 5482 for (PackageParser.Package pkg : sortedPkgs) { 5483 long usableSpace = dataDir.getUsableSpace(); 5484 if (usableSpace < lowThreshold) { 5485 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5486 break; 5487 } 5488 performBootDexOpt(pkg, ++i, total); 5489 } 5490 } 5491 } 5492 5493 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5494 // Filter out packages that aren't recently used. 5495 // 5496 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5497 // should do a full dexopt. 5498 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5499 int total = pkgs.size(); 5500 int skipped = 0; 5501 long now = System.currentTimeMillis(); 5502 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5503 PackageParser.Package pkg = i.next(); 5504 long then = pkg.mLastPackageUsageTimeInMills; 5505 if (then + mDexOptLRUThresholdInMills < now) { 5506 if (DEBUG_DEXOPT) { 5507 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5508 ((then == 0) ? "never" : new Date(then))); 5509 } 5510 i.remove(); 5511 skipped++; 5512 } 5513 } 5514 if (DEBUG_DEXOPT) { 5515 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5516 } 5517 } 5518 } 5519 5520 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5521 List<ResolveInfo> ris = null; 5522 try { 5523 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5524 intent, null, 0, UserHandle.USER_OWNER); 5525 } catch (RemoteException e) { 5526 } 5527 ArraySet<String> pkgNames = new ArraySet<String>(); 5528 if (ris != null) { 5529 for (ResolveInfo ri : ris) { 5530 pkgNames.add(ri.activityInfo.packageName); 5531 } 5532 } 5533 return pkgNames; 5534 } 5535 5536 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5537 if (DEBUG_DEXOPT) { 5538 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5539 } 5540 if (!isFirstBoot()) { 5541 try { 5542 ActivityManagerNative.getDefault().showBootMessage( 5543 mContext.getResources().getString(R.string.android_upgrading_apk, 5544 curr, total), true); 5545 } catch (RemoteException e) { 5546 } 5547 } 5548 PackageParser.Package p = pkg; 5549 synchronized (mInstallLock) { 5550 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5551 false /* force dex */, false /* defer */, true /* include dependencies */); 5552 } 5553 } 5554 5555 @Override 5556 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5557 return performDexOpt(packageName, instructionSet, false); 5558 } 5559 5560 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5561 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5562 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5563 if (!dexopt && !updateUsage) { 5564 // We aren't going to dexopt or update usage, so bail early. 5565 return false; 5566 } 5567 PackageParser.Package p; 5568 final String targetInstructionSet; 5569 synchronized (mPackages) { 5570 p = mPackages.get(packageName); 5571 if (p == null) { 5572 return false; 5573 } 5574 if (updateUsage) { 5575 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5576 } 5577 mPackageUsage.write(false); 5578 if (!dexopt) { 5579 // We aren't going to dexopt, so bail early. 5580 return false; 5581 } 5582 5583 targetInstructionSet = instructionSet != null ? instructionSet : 5584 getPrimaryInstructionSet(p.applicationInfo); 5585 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5586 return false; 5587 } 5588 } 5589 5590 synchronized (mInstallLock) { 5591 final String[] instructionSets = new String[] { targetInstructionSet }; 5592 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5593 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5594 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5595 } 5596 } 5597 5598 public ArraySet<String> getPackagesThatNeedDexOpt() { 5599 ArraySet<String> pkgs = null; 5600 synchronized (mPackages) { 5601 for (PackageParser.Package p : mPackages.values()) { 5602 if (DEBUG_DEXOPT) { 5603 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5604 } 5605 if (!p.mDexOptPerformed.isEmpty()) { 5606 continue; 5607 } 5608 if (pkgs == null) { 5609 pkgs = new ArraySet<String>(); 5610 } 5611 pkgs.add(p.packageName); 5612 } 5613 } 5614 return pkgs; 5615 } 5616 5617 public void shutdown() { 5618 mPackageUsage.write(true); 5619 } 5620 5621 @Override 5622 public void forceDexOpt(String packageName) { 5623 enforceSystemOrRoot("forceDexOpt"); 5624 5625 PackageParser.Package pkg; 5626 synchronized (mPackages) { 5627 pkg = mPackages.get(packageName); 5628 if (pkg == null) { 5629 throw new IllegalArgumentException("Missing package: " + packageName); 5630 } 5631 } 5632 5633 synchronized (mInstallLock) { 5634 final String[] instructionSets = new String[] { 5635 getPrimaryInstructionSet(pkg.applicationInfo) }; 5636 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5637 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5638 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5639 throw new IllegalStateException("Failed to dexopt: " + res); 5640 } 5641 } 5642 } 5643 5644 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5645 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5646 Slog.w(TAG, "Unable to update from " + oldPkg.name 5647 + " to " + newPkg.packageName 5648 + ": old package not in system partition"); 5649 return false; 5650 } else if (mPackages.get(oldPkg.name) != null) { 5651 Slog.w(TAG, "Unable to update from " + oldPkg.name 5652 + " to " + newPkg.packageName 5653 + ": old package still exists"); 5654 return false; 5655 } 5656 return true; 5657 } 5658 5659 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5660 int[] users = sUserManager.getUserIds(); 5661 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5662 if (res < 0) { 5663 return res; 5664 } 5665 for (int user : users) { 5666 if (user != 0) { 5667 res = mInstaller.createUserData(volumeUuid, packageName, 5668 UserHandle.getUid(user, uid), user, seinfo); 5669 if (res < 0) { 5670 return res; 5671 } 5672 } 5673 } 5674 return res; 5675 } 5676 5677 private int removeDataDirsLI(String volumeUuid, String packageName) { 5678 int[] users = sUserManager.getUserIds(); 5679 int res = 0; 5680 for (int user : users) { 5681 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5682 if (resInner < 0) { 5683 res = resInner; 5684 } 5685 } 5686 5687 return res; 5688 } 5689 5690 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5691 int[] users = sUserManager.getUserIds(); 5692 int res = 0; 5693 for (int user : users) { 5694 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5695 if (resInner < 0) { 5696 res = resInner; 5697 } 5698 } 5699 return res; 5700 } 5701 5702 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5703 PackageParser.Package changingLib) { 5704 if (file.path != null) { 5705 usesLibraryFiles.add(file.path); 5706 return; 5707 } 5708 PackageParser.Package p = mPackages.get(file.apk); 5709 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5710 // If we are doing this while in the middle of updating a library apk, 5711 // then we need to make sure to use that new apk for determining the 5712 // dependencies here. (We haven't yet finished committing the new apk 5713 // to the package manager state.) 5714 if (p == null || p.packageName.equals(changingLib.packageName)) { 5715 p = changingLib; 5716 } 5717 } 5718 if (p != null) { 5719 usesLibraryFiles.addAll(p.getAllCodePaths()); 5720 } 5721 } 5722 5723 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5724 PackageParser.Package changingLib) throws PackageManagerException { 5725 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5726 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5727 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5728 for (int i=0; i<N; i++) { 5729 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5730 if (file == null) { 5731 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5732 "Package " + pkg.packageName + " requires unavailable shared library " 5733 + pkg.usesLibraries.get(i) + "; failing!"); 5734 } 5735 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5736 } 5737 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5738 for (int i=0; i<N; i++) { 5739 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5740 if (file == null) { 5741 Slog.w(TAG, "Package " + pkg.packageName 5742 + " desires unavailable shared library " 5743 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5744 } else { 5745 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5746 } 5747 } 5748 N = usesLibraryFiles.size(); 5749 if (N > 0) { 5750 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5751 } else { 5752 pkg.usesLibraryFiles = null; 5753 } 5754 } 5755 } 5756 5757 private static boolean hasString(List<String> list, List<String> which) { 5758 if (list == null) { 5759 return false; 5760 } 5761 for (int i=list.size()-1; i>=0; i--) { 5762 for (int j=which.size()-1; j>=0; j--) { 5763 if (which.get(j).equals(list.get(i))) { 5764 return true; 5765 } 5766 } 5767 } 5768 return false; 5769 } 5770 5771 private void updateAllSharedLibrariesLPw() { 5772 for (PackageParser.Package pkg : mPackages.values()) { 5773 try { 5774 updateSharedLibrariesLPw(pkg, null); 5775 } catch (PackageManagerException e) { 5776 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5777 } 5778 } 5779 } 5780 5781 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5782 PackageParser.Package changingPkg) { 5783 ArrayList<PackageParser.Package> res = null; 5784 for (PackageParser.Package pkg : mPackages.values()) { 5785 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5786 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5787 if (res == null) { 5788 res = new ArrayList<PackageParser.Package>(); 5789 } 5790 res.add(pkg); 5791 try { 5792 updateSharedLibrariesLPw(pkg, changingPkg); 5793 } catch (PackageManagerException e) { 5794 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5795 } 5796 } 5797 } 5798 return res; 5799 } 5800 5801 /** 5802 * Derive the value of the {@code cpuAbiOverride} based on the provided 5803 * value and an optional stored value from the package settings. 5804 */ 5805 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5806 String cpuAbiOverride = null; 5807 5808 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5809 cpuAbiOverride = null; 5810 } else if (abiOverride != null) { 5811 cpuAbiOverride = abiOverride; 5812 } else if (settings != null) { 5813 cpuAbiOverride = settings.cpuAbiOverrideString; 5814 } 5815 5816 return cpuAbiOverride; 5817 } 5818 5819 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5820 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5821 boolean success = false; 5822 try { 5823 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5824 currentTime, user); 5825 success = true; 5826 return res; 5827 } finally { 5828 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5829 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5830 } 5831 } 5832 } 5833 5834 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5835 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5836 final File scanFile = new File(pkg.codePath); 5837 if (pkg.applicationInfo.getCodePath() == null || 5838 pkg.applicationInfo.getResourcePath() == null) { 5839 // Bail out. The resource and code paths haven't been set. 5840 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5841 "Code and resource paths haven't been set correctly"); 5842 } 5843 5844 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5845 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5846 } else { 5847 // Only allow system apps to be flagged as core apps. 5848 pkg.coreApp = false; 5849 } 5850 5851 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5852 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5853 } 5854 5855 if (mCustomResolverComponentName != null && 5856 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5857 setUpCustomResolverActivity(pkg); 5858 } 5859 5860 if (pkg.packageName.equals("android")) { 5861 synchronized (mPackages) { 5862 if (mAndroidApplication != null) { 5863 Slog.w(TAG, "*************************************************"); 5864 Slog.w(TAG, "Core android package being redefined. Skipping."); 5865 Slog.w(TAG, " file=" + scanFile); 5866 Slog.w(TAG, "*************************************************"); 5867 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5868 "Core android package being redefined. Skipping."); 5869 } 5870 5871 // Set up information for our fall-back user intent resolution activity. 5872 mPlatformPackage = pkg; 5873 pkg.mVersionCode = mSdkVersion; 5874 mAndroidApplication = pkg.applicationInfo; 5875 5876 if (!mResolverReplaced) { 5877 mResolveActivity.applicationInfo = mAndroidApplication; 5878 mResolveActivity.name = ResolverActivity.class.getName(); 5879 mResolveActivity.packageName = mAndroidApplication.packageName; 5880 mResolveActivity.processName = "system:ui"; 5881 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5882 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5883 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5884 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5885 mResolveActivity.exported = true; 5886 mResolveActivity.enabled = true; 5887 mResolveInfo.activityInfo = mResolveActivity; 5888 mResolveInfo.priority = 0; 5889 mResolveInfo.preferredOrder = 0; 5890 mResolveInfo.match = 0; 5891 mResolveComponentName = new ComponentName( 5892 mAndroidApplication.packageName, mResolveActivity.name); 5893 } 5894 } 5895 } 5896 5897 if (DEBUG_PACKAGE_SCANNING) { 5898 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5899 Log.d(TAG, "Scanning package " + pkg.packageName); 5900 } 5901 5902 if (mPackages.containsKey(pkg.packageName) 5903 || mSharedLibraries.containsKey(pkg.packageName)) { 5904 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5905 "Application package " + pkg.packageName 5906 + " already installed. Skipping duplicate."); 5907 } 5908 5909 // If we're only installing presumed-existing packages, require that the 5910 // scanned APK is both already known and at the path previously established 5911 // for it. Previously unknown packages we pick up normally, but if we have an 5912 // a priori expectation about this package's install presence, enforce it. 5913 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5914 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5915 if (known != null) { 5916 if (DEBUG_PACKAGE_SCANNING) { 5917 Log.d(TAG, "Examining " + pkg.codePath 5918 + " and requiring known paths " + known.codePathString 5919 + " & " + known.resourcePathString); 5920 } 5921 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5922 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5923 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5924 "Application package " + pkg.packageName 5925 + " found at " + pkg.applicationInfo.getCodePath() 5926 + " but expected at " + known.codePathString + "; ignoring."); 5927 } 5928 } 5929 } 5930 5931 // Initialize package source and resource directories 5932 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5933 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5934 5935 SharedUserSetting suid = null; 5936 PackageSetting pkgSetting = null; 5937 5938 if (!isSystemApp(pkg)) { 5939 // Only system apps can use these features. 5940 pkg.mOriginalPackages = null; 5941 pkg.mRealPackage = null; 5942 pkg.mAdoptPermissions = null; 5943 } 5944 5945 // writer 5946 synchronized (mPackages) { 5947 if (pkg.mSharedUserId != null) { 5948 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5949 if (suid == null) { 5950 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5951 "Creating application package " + pkg.packageName 5952 + " for shared user failed"); 5953 } 5954 if (DEBUG_PACKAGE_SCANNING) { 5955 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5956 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5957 + "): packages=" + suid.packages); 5958 } 5959 } 5960 5961 // Check if we are renaming from an original package name. 5962 PackageSetting origPackage = null; 5963 String realName = null; 5964 if (pkg.mOriginalPackages != null) { 5965 // This package may need to be renamed to a previously 5966 // installed name. Let's check on that... 5967 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5968 if (pkg.mOriginalPackages.contains(renamed)) { 5969 // This package had originally been installed as the 5970 // original name, and we have already taken care of 5971 // transitioning to the new one. Just update the new 5972 // one to continue using the old name. 5973 realName = pkg.mRealPackage; 5974 if (!pkg.packageName.equals(renamed)) { 5975 // Callers into this function may have already taken 5976 // care of renaming the package; only do it here if 5977 // it is not already done. 5978 pkg.setPackageName(renamed); 5979 } 5980 5981 } else { 5982 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5983 if ((origPackage = mSettings.peekPackageLPr( 5984 pkg.mOriginalPackages.get(i))) != null) { 5985 // We do have the package already installed under its 5986 // original name... should we use it? 5987 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5988 // New package is not compatible with original. 5989 origPackage = null; 5990 continue; 5991 } else if (origPackage.sharedUser != null) { 5992 // Make sure uid is compatible between packages. 5993 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5994 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5995 + " to " + pkg.packageName + ": old uid " 5996 + origPackage.sharedUser.name 5997 + " differs from " + pkg.mSharedUserId); 5998 origPackage = null; 5999 continue; 6000 } 6001 } else { 6002 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6003 + pkg.packageName + " to old name " + origPackage.name); 6004 } 6005 break; 6006 } 6007 } 6008 } 6009 } 6010 6011 if (mTransferedPackages.contains(pkg.packageName)) { 6012 Slog.w(TAG, "Package " + pkg.packageName 6013 + " was transferred to another, but its .apk remains"); 6014 } 6015 6016 // Just create the setting, don't add it yet. For already existing packages 6017 // the PkgSetting exists already and doesn't have to be created. 6018 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6019 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6020 pkg.applicationInfo.primaryCpuAbi, 6021 pkg.applicationInfo.secondaryCpuAbi, 6022 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6023 user, false); 6024 if (pkgSetting == null) { 6025 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6026 "Creating application package " + pkg.packageName + " failed"); 6027 } 6028 6029 if (pkgSetting.origPackage != null) { 6030 // If we are first transitioning from an original package, 6031 // fix up the new package's name now. We need to do this after 6032 // looking up the package under its new name, so getPackageLP 6033 // can take care of fiddling things correctly. 6034 pkg.setPackageName(origPackage.name); 6035 6036 // File a report about this. 6037 String msg = "New package " + pkgSetting.realName 6038 + " renamed to replace old package " + pkgSetting.name; 6039 reportSettingsProblem(Log.WARN, msg); 6040 6041 // Make a note of it. 6042 mTransferedPackages.add(origPackage.name); 6043 6044 // No longer need to retain this. 6045 pkgSetting.origPackage = null; 6046 } 6047 6048 if (realName != null) { 6049 // Make a note of it. 6050 mTransferedPackages.add(pkg.packageName); 6051 } 6052 6053 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6054 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6055 } 6056 6057 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6058 // Check all shared libraries and map to their actual file path. 6059 // We only do this here for apps not on a system dir, because those 6060 // are the only ones that can fail an install due to this. We 6061 // will take care of the system apps by updating all of their 6062 // library paths after the scan is done. 6063 updateSharedLibrariesLPw(pkg, null); 6064 } 6065 6066 if (mFoundPolicyFile) { 6067 SELinuxMMAC.assignSeinfoValue(pkg); 6068 } 6069 6070 pkg.applicationInfo.uid = pkgSetting.appId; 6071 pkg.mExtras = pkgSetting; 6072 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 6073 try { 6074 verifySignaturesLP(pkgSetting, pkg); 6075 // We just determined the app is signed correctly, so bring 6076 // over the latest parsed certs. 6077 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6078 } catch (PackageManagerException e) { 6079 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6080 throw e; 6081 } 6082 // The signature has changed, but this package is in the system 6083 // image... let's recover! 6084 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6085 // However... if this package is part of a shared user, but it 6086 // doesn't match the signature of the shared user, let's fail. 6087 // What this means is that you can't change the signatures 6088 // associated with an overall shared user, which doesn't seem all 6089 // that unreasonable. 6090 if (pkgSetting.sharedUser != null) { 6091 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6092 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6093 throw new PackageManagerException( 6094 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6095 "Signature mismatch for shared user : " 6096 + pkgSetting.sharedUser); 6097 } 6098 } 6099 // File a report about this. 6100 String msg = "System package " + pkg.packageName 6101 + " signature changed; retaining data."; 6102 reportSettingsProblem(Log.WARN, msg); 6103 } 6104 } else { 6105 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 6106 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6107 + pkg.packageName + " upgrade keys do not match the " 6108 + "previously installed version"); 6109 } else { 6110 // We just determined the app is signed correctly, so bring 6111 // over the latest parsed certs. 6112 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6113 } 6114 } 6115 // Verify that this new package doesn't have any content providers 6116 // that conflict with existing packages. Only do this if the 6117 // package isn't already installed, since we don't want to break 6118 // things that are installed. 6119 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6120 final int N = pkg.providers.size(); 6121 int i; 6122 for (i=0; i<N; i++) { 6123 PackageParser.Provider p = pkg.providers.get(i); 6124 if (p.info.authority != null) { 6125 String names[] = p.info.authority.split(";"); 6126 for (int j = 0; j < names.length; j++) { 6127 if (mProvidersByAuthority.containsKey(names[j])) { 6128 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6129 final String otherPackageName = 6130 ((other != null && other.getComponentName() != null) ? 6131 other.getComponentName().getPackageName() : "?"); 6132 throw new PackageManagerException( 6133 INSTALL_FAILED_CONFLICTING_PROVIDER, 6134 "Can't install because provider name " + names[j] 6135 + " (in package " + pkg.applicationInfo.packageName 6136 + ") is already used by " + otherPackageName); 6137 } 6138 } 6139 } 6140 } 6141 } 6142 6143 if (pkg.mAdoptPermissions != null) { 6144 // This package wants to adopt ownership of permissions from 6145 // another package. 6146 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6147 final String origName = pkg.mAdoptPermissions.get(i); 6148 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6149 if (orig != null) { 6150 if (verifyPackageUpdateLPr(orig, pkg)) { 6151 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6152 + pkg.packageName); 6153 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6154 } 6155 } 6156 } 6157 } 6158 } 6159 6160 final String pkgName = pkg.packageName; 6161 6162 final long scanFileTime = scanFile.lastModified(); 6163 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6164 pkg.applicationInfo.processName = fixProcessName( 6165 pkg.applicationInfo.packageName, 6166 pkg.applicationInfo.processName, 6167 pkg.applicationInfo.uid); 6168 6169 File dataPath; 6170 if (mPlatformPackage == pkg) { 6171 // The system package is special. 6172 dataPath = new File(Environment.getDataDirectory(), "system"); 6173 6174 pkg.applicationInfo.dataDir = dataPath.getPath(); 6175 6176 } else { 6177 // This is a normal package, need to make its data directory. 6178 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6179 UserHandle.USER_OWNER); 6180 6181 boolean uidError = false; 6182 if (dataPath.exists()) { 6183 int currentUid = 0; 6184 try { 6185 StructStat stat = Os.stat(dataPath.getPath()); 6186 currentUid = stat.st_uid; 6187 } catch (ErrnoException e) { 6188 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6189 } 6190 6191 // If we have mismatched owners for the data path, we have a problem. 6192 if (currentUid != pkg.applicationInfo.uid) { 6193 boolean recovered = false; 6194 if (currentUid == 0) { 6195 // The directory somehow became owned by root. Wow. 6196 // This is probably because the system was stopped while 6197 // installd was in the middle of messing with its libs 6198 // directory. Ask installd to fix that. 6199 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6200 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6201 if (ret >= 0) { 6202 recovered = true; 6203 String msg = "Package " + pkg.packageName 6204 + " unexpectedly changed to uid 0; recovered to " + 6205 + pkg.applicationInfo.uid; 6206 reportSettingsProblem(Log.WARN, msg); 6207 } 6208 } 6209 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6210 || (scanFlags&SCAN_BOOTING) != 0)) { 6211 // If this is a system app, we can at least delete its 6212 // current data so the application will still work. 6213 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6214 if (ret >= 0) { 6215 // TODO: Kill the processes first 6216 // Old data gone! 6217 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6218 ? "System package " : "Third party package "; 6219 String msg = prefix + pkg.packageName 6220 + " has changed from uid: " 6221 + currentUid + " to " 6222 + pkg.applicationInfo.uid + "; old data erased"; 6223 reportSettingsProblem(Log.WARN, msg); 6224 recovered = true; 6225 6226 // And now re-install the app. 6227 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6228 pkg.applicationInfo.seinfo); 6229 if (ret == -1) { 6230 // Ack should not happen! 6231 msg = prefix + pkg.packageName 6232 + " could not have data directory re-created after delete."; 6233 reportSettingsProblem(Log.WARN, msg); 6234 throw new PackageManagerException( 6235 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6236 } 6237 } 6238 if (!recovered) { 6239 mHasSystemUidErrors = true; 6240 } 6241 } else if (!recovered) { 6242 // If we allow this install to proceed, we will be broken. 6243 // Abort, abort! 6244 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6245 "scanPackageLI"); 6246 } 6247 if (!recovered) { 6248 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6249 + pkg.applicationInfo.uid + "/fs_" 6250 + currentUid; 6251 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6252 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6253 String msg = "Package " + pkg.packageName 6254 + " has mismatched uid: " 6255 + currentUid + " on disk, " 6256 + pkg.applicationInfo.uid + " in settings"; 6257 // writer 6258 synchronized (mPackages) { 6259 mSettings.mReadMessages.append(msg); 6260 mSettings.mReadMessages.append('\n'); 6261 uidError = true; 6262 if (!pkgSetting.uidError) { 6263 reportSettingsProblem(Log.ERROR, msg); 6264 } 6265 } 6266 } 6267 } 6268 pkg.applicationInfo.dataDir = dataPath.getPath(); 6269 if (mShouldRestoreconData) { 6270 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6271 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6272 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6273 } 6274 } else { 6275 if (DEBUG_PACKAGE_SCANNING) { 6276 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6277 Log.v(TAG, "Want this data dir: " + dataPath); 6278 } 6279 //invoke installer to do the actual installation 6280 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6281 pkg.applicationInfo.seinfo); 6282 if (ret < 0) { 6283 // Error from installer 6284 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6285 "Unable to create data dirs [errorCode=" + ret + "]"); 6286 } 6287 6288 if (dataPath.exists()) { 6289 pkg.applicationInfo.dataDir = dataPath.getPath(); 6290 } else { 6291 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6292 pkg.applicationInfo.dataDir = null; 6293 } 6294 } 6295 6296 pkgSetting.uidError = uidError; 6297 } 6298 6299 final String path = scanFile.getPath(); 6300 final String codePath = pkg.applicationInfo.getCodePath(); 6301 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6302 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6303 setBundledAppAbisAndRoots(pkg, pkgSetting); 6304 6305 // If we haven't found any native libraries for the app, check if it has 6306 // renderscript code. We'll need to force the app to 32 bit if it has 6307 // renderscript bitcode. 6308 if (pkg.applicationInfo.primaryCpuAbi == null 6309 && pkg.applicationInfo.secondaryCpuAbi == null 6310 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6311 NativeLibraryHelper.Handle handle = null; 6312 try { 6313 handle = NativeLibraryHelper.Handle.create(scanFile); 6314 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6315 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6316 } 6317 } catch (IOException ioe) { 6318 Slog.w(TAG, "Error scanning system app : " + ioe); 6319 } finally { 6320 IoUtils.closeQuietly(handle); 6321 } 6322 } 6323 6324 setNativeLibraryPaths(pkg); 6325 } else { 6326 // TODO: We can probably be smarter about this stuff. For installed apps, 6327 // we can calculate this information at install time once and for all. For 6328 // system apps, we can probably assume that this information doesn't change 6329 // after the first boot scan. As things stand, we do lots of unnecessary work. 6330 6331 // Give ourselves some initial paths; we'll come back for another 6332 // pass once we've determined ABI below. 6333 setNativeLibraryPaths(pkg); 6334 6335 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6336 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6337 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6338 6339 NativeLibraryHelper.Handle handle = null; 6340 try { 6341 handle = NativeLibraryHelper.Handle.create(scanFile); 6342 // TODO(multiArch): This can be null for apps that didn't go through the 6343 // usual installation process. We can calculate it again, like we 6344 // do during install time. 6345 // 6346 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6347 // unnecessary. 6348 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6349 6350 // Null out the abis so that they can be recalculated. 6351 pkg.applicationInfo.primaryCpuAbi = null; 6352 pkg.applicationInfo.secondaryCpuAbi = null; 6353 if (isMultiArch(pkg.applicationInfo)) { 6354 // Warn if we've set an abiOverride for multi-lib packages.. 6355 // By definition, we need to copy both 32 and 64 bit libraries for 6356 // such packages. 6357 if (pkg.cpuAbiOverride != null 6358 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6359 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6360 } 6361 6362 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6363 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6364 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6365 if (isAsec) { 6366 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6367 } else { 6368 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6369 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6370 useIsaSpecificSubdirs); 6371 } 6372 } 6373 6374 maybeThrowExceptionForMultiArchCopy( 6375 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6376 6377 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6378 if (isAsec) { 6379 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6380 } else { 6381 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6382 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6383 useIsaSpecificSubdirs); 6384 } 6385 } 6386 6387 maybeThrowExceptionForMultiArchCopy( 6388 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6389 6390 if (abi64 >= 0) { 6391 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6392 } 6393 6394 if (abi32 >= 0) { 6395 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6396 if (abi64 >= 0) { 6397 pkg.applicationInfo.secondaryCpuAbi = abi; 6398 } else { 6399 pkg.applicationInfo.primaryCpuAbi = abi; 6400 } 6401 } 6402 } else { 6403 String[] abiList = (cpuAbiOverride != null) ? 6404 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6405 6406 // Enable gross and lame hacks for apps that are built with old 6407 // SDK tools. We must scan their APKs for renderscript bitcode and 6408 // not launch them if it's present. Don't bother checking on devices 6409 // that don't have 64 bit support. 6410 boolean needsRenderScriptOverride = false; 6411 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6412 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6413 abiList = Build.SUPPORTED_32_BIT_ABIS; 6414 needsRenderScriptOverride = true; 6415 } 6416 6417 final int copyRet; 6418 if (isAsec) { 6419 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6420 } else { 6421 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6422 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6423 } 6424 6425 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6426 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6427 "Error unpackaging native libs for app, errorCode=" + copyRet); 6428 } 6429 6430 if (copyRet >= 0) { 6431 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6432 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6433 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6434 } else if (needsRenderScriptOverride) { 6435 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6436 } 6437 } 6438 } catch (IOException ioe) { 6439 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6440 } finally { 6441 IoUtils.closeQuietly(handle); 6442 } 6443 6444 // Now that we've calculated the ABIs and determined if it's an internal app, 6445 // we will go ahead and populate the nativeLibraryPath. 6446 setNativeLibraryPaths(pkg); 6447 6448 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6449 final int[] userIds = sUserManager.getUserIds(); 6450 synchronized (mInstallLock) { 6451 // Create a native library symlink only if we have native libraries 6452 // and if the native libraries are 32 bit libraries. We do not provide 6453 // this symlink for 64 bit libraries. 6454 if (pkg.applicationInfo.primaryCpuAbi != null && 6455 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6456 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6457 for (int userId : userIds) { 6458 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6459 nativeLibPath, userId) < 0) { 6460 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6461 "Failed linking native library dir (user=" + userId + ")"); 6462 } 6463 } 6464 } 6465 } 6466 } 6467 6468 // This is a special case for the "system" package, where the ABI is 6469 // dictated by the zygote configuration (and init.rc). We should keep track 6470 // of this ABI so that we can deal with "normal" applications that run under 6471 // the same UID correctly. 6472 if (mPlatformPackage == pkg) { 6473 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6474 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6475 } 6476 6477 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6478 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6479 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6480 // Copy the derived override back to the parsed package, so that we can 6481 // update the package settings accordingly. 6482 pkg.cpuAbiOverride = cpuAbiOverride; 6483 6484 if (DEBUG_ABI_SELECTION) { 6485 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6486 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6487 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6488 } 6489 6490 // Push the derived path down into PackageSettings so we know what to 6491 // clean up at uninstall time. 6492 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6493 6494 if (DEBUG_ABI_SELECTION) { 6495 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6496 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6497 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6498 } 6499 6500 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6501 // We don't do this here during boot because we can do it all 6502 // at once after scanning all existing packages. 6503 // 6504 // We also do this *before* we perform dexopt on this package, so that 6505 // we can avoid redundant dexopts, and also to make sure we've got the 6506 // code and package path correct. 6507 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6508 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6509 } 6510 6511 if ((scanFlags & SCAN_NO_DEX) == 0) { 6512 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6513 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6514 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6515 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6516 } 6517 } 6518 if (mFactoryTest && pkg.requestedPermissions.contains( 6519 android.Manifest.permission.FACTORY_TEST)) { 6520 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6521 } 6522 6523 ArrayList<PackageParser.Package> clientLibPkgs = null; 6524 6525 // writer 6526 synchronized (mPackages) { 6527 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6528 // Only system apps can add new shared libraries. 6529 if (pkg.libraryNames != null) { 6530 for (int i=0; i<pkg.libraryNames.size(); i++) { 6531 String name = pkg.libraryNames.get(i); 6532 boolean allowed = false; 6533 if (pkg.isUpdatedSystemApp()) { 6534 // New library entries can only be added through the 6535 // system image. This is important to get rid of a lot 6536 // of nasty edge cases: for example if we allowed a non- 6537 // system update of the app to add a library, then uninstalling 6538 // the update would make the library go away, and assumptions 6539 // we made such as through app install filtering would now 6540 // have allowed apps on the device which aren't compatible 6541 // with it. Better to just have the restriction here, be 6542 // conservative, and create many fewer cases that can negatively 6543 // impact the user experience. 6544 final PackageSetting sysPs = mSettings 6545 .getDisabledSystemPkgLPr(pkg.packageName); 6546 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6547 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6548 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6549 allowed = true; 6550 allowed = true; 6551 break; 6552 } 6553 } 6554 } 6555 } else { 6556 allowed = true; 6557 } 6558 if (allowed) { 6559 if (!mSharedLibraries.containsKey(name)) { 6560 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6561 } else if (!name.equals(pkg.packageName)) { 6562 Slog.w(TAG, "Package " + pkg.packageName + " library " 6563 + name + " already exists; skipping"); 6564 } 6565 } else { 6566 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6567 + name + " that is not declared on system image; skipping"); 6568 } 6569 } 6570 if ((scanFlags&SCAN_BOOTING) == 0) { 6571 // If we are not booting, we need to update any applications 6572 // that are clients of our shared library. If we are booting, 6573 // this will all be done once the scan is complete. 6574 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6575 } 6576 } 6577 } 6578 } 6579 6580 // We also need to dexopt any apps that are dependent on this library. Note that 6581 // if these fail, we should abort the install since installing the library will 6582 // result in some apps being broken. 6583 if (clientLibPkgs != null) { 6584 if ((scanFlags & SCAN_NO_DEX) == 0) { 6585 for (int i = 0; i < clientLibPkgs.size(); i++) { 6586 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6587 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6588 null /* instruction sets */, forceDex, 6589 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6590 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6591 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6592 "scanPackageLI failed to dexopt clientLibPkgs"); 6593 } 6594 } 6595 } 6596 } 6597 6598 // Also need to kill any apps that are dependent on the library. 6599 if (clientLibPkgs != null) { 6600 for (int i=0; i<clientLibPkgs.size(); i++) { 6601 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6602 killApplication(clientPkg.applicationInfo.packageName, 6603 clientPkg.applicationInfo.uid, "update lib"); 6604 } 6605 } 6606 6607 // writer 6608 synchronized (mPackages) { 6609 // We don't expect installation to fail beyond this point 6610 6611 // Add the new setting to mSettings 6612 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6613 // Add the new setting to mPackages 6614 mPackages.put(pkg.applicationInfo.packageName, pkg); 6615 // Make sure we don't accidentally delete its data. 6616 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6617 while (iter.hasNext()) { 6618 PackageCleanItem item = iter.next(); 6619 if (pkgName.equals(item.packageName)) { 6620 iter.remove(); 6621 } 6622 } 6623 6624 // Take care of first install / last update times. 6625 if (currentTime != 0) { 6626 if (pkgSetting.firstInstallTime == 0) { 6627 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6628 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6629 pkgSetting.lastUpdateTime = currentTime; 6630 } 6631 } else if (pkgSetting.firstInstallTime == 0) { 6632 // We need *something*. Take time time stamp of the file. 6633 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6634 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6635 if (scanFileTime != pkgSetting.timeStamp) { 6636 // A package on the system image has changed; consider this 6637 // to be an update. 6638 pkgSetting.lastUpdateTime = scanFileTime; 6639 } 6640 } 6641 6642 // Add the package's KeySets to the global KeySetManagerService 6643 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6644 try { 6645 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6646 if (pkg.mKeySetMapping != null) { 6647 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6648 if (pkg.mUpgradeKeySets != null) { 6649 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6650 } 6651 } 6652 } catch (NullPointerException e) { 6653 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6654 } catch (IllegalArgumentException e) { 6655 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6656 } 6657 6658 int N = pkg.providers.size(); 6659 StringBuilder r = null; 6660 int i; 6661 for (i=0; i<N; i++) { 6662 PackageParser.Provider p = pkg.providers.get(i); 6663 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6664 p.info.processName, pkg.applicationInfo.uid); 6665 mProviders.addProvider(p); 6666 p.syncable = p.info.isSyncable; 6667 if (p.info.authority != null) { 6668 String names[] = p.info.authority.split(";"); 6669 p.info.authority = null; 6670 for (int j = 0; j < names.length; j++) { 6671 if (j == 1 && p.syncable) { 6672 // We only want the first authority for a provider to possibly be 6673 // syncable, so if we already added this provider using a different 6674 // authority clear the syncable flag. We copy the provider before 6675 // changing it because the mProviders object contains a reference 6676 // to a provider that we don't want to change. 6677 // Only do this for the second authority since the resulting provider 6678 // object can be the same for all future authorities for this provider. 6679 p = new PackageParser.Provider(p); 6680 p.syncable = false; 6681 } 6682 if (!mProvidersByAuthority.containsKey(names[j])) { 6683 mProvidersByAuthority.put(names[j], p); 6684 if (p.info.authority == null) { 6685 p.info.authority = names[j]; 6686 } else { 6687 p.info.authority = p.info.authority + ";" + names[j]; 6688 } 6689 if (DEBUG_PACKAGE_SCANNING) { 6690 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6691 Log.d(TAG, "Registered content provider: " + names[j] 6692 + ", className = " + p.info.name + ", isSyncable = " 6693 + p.info.isSyncable); 6694 } 6695 } else { 6696 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6697 Slog.w(TAG, "Skipping provider name " + names[j] + 6698 " (in package " + pkg.applicationInfo.packageName + 6699 "): name already used by " 6700 + ((other != null && other.getComponentName() != null) 6701 ? other.getComponentName().getPackageName() : "?")); 6702 } 6703 } 6704 } 6705 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6706 if (r == null) { 6707 r = new StringBuilder(256); 6708 } else { 6709 r.append(' '); 6710 } 6711 r.append(p.info.name); 6712 } 6713 } 6714 if (r != null) { 6715 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6716 } 6717 6718 N = pkg.services.size(); 6719 r = null; 6720 for (i=0; i<N; i++) { 6721 PackageParser.Service s = pkg.services.get(i); 6722 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6723 s.info.processName, pkg.applicationInfo.uid); 6724 mServices.addService(s); 6725 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6726 if (r == null) { 6727 r = new StringBuilder(256); 6728 } else { 6729 r.append(' '); 6730 } 6731 r.append(s.info.name); 6732 } 6733 } 6734 if (r != null) { 6735 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6736 } 6737 6738 N = pkg.receivers.size(); 6739 r = null; 6740 for (i=0; i<N; i++) { 6741 PackageParser.Activity a = pkg.receivers.get(i); 6742 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6743 a.info.processName, pkg.applicationInfo.uid); 6744 mReceivers.addActivity(a, "receiver"); 6745 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6746 if (r == null) { 6747 r = new StringBuilder(256); 6748 } else { 6749 r.append(' '); 6750 } 6751 r.append(a.info.name); 6752 } 6753 } 6754 if (r != null) { 6755 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6756 } 6757 6758 N = pkg.activities.size(); 6759 r = null; 6760 for (i=0; i<N; i++) { 6761 PackageParser.Activity a = pkg.activities.get(i); 6762 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6763 a.info.processName, pkg.applicationInfo.uid); 6764 mActivities.addActivity(a, "activity"); 6765 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6766 if (r == null) { 6767 r = new StringBuilder(256); 6768 } else { 6769 r.append(' '); 6770 } 6771 r.append(a.info.name); 6772 } 6773 } 6774 if (r != null) { 6775 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6776 } 6777 6778 N = pkg.permissionGroups.size(); 6779 r = null; 6780 for (i=0; i<N; i++) { 6781 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6782 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6783 if (cur == null) { 6784 mPermissionGroups.put(pg.info.name, pg); 6785 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6786 if (r == null) { 6787 r = new StringBuilder(256); 6788 } else { 6789 r.append(' '); 6790 } 6791 r.append(pg.info.name); 6792 } 6793 } else { 6794 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6795 + pg.info.packageName + " ignored: original from " 6796 + cur.info.packageName); 6797 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6798 if (r == null) { 6799 r = new StringBuilder(256); 6800 } else { 6801 r.append(' '); 6802 } 6803 r.append("DUP:"); 6804 r.append(pg.info.name); 6805 } 6806 } 6807 } 6808 if (r != null) { 6809 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6810 } 6811 6812 N = pkg.permissions.size(); 6813 r = null; 6814 for (i=0; i<N; i++) { 6815 PackageParser.Permission p = pkg.permissions.get(i); 6816 6817 // Now that permission groups have a special meaning, we ignore permission 6818 // groups for legacy apps to prevent unexpected behavior. In particular, 6819 // permissions for one app being granted to someone just becuase they happen 6820 // to be in a group defined by another app (before this had no implications). 6821 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6822 p.group = mPermissionGroups.get(p.info.group); 6823 // Warn for a permission in an unknown group. 6824 if (p.info.group != null && p.group == null) { 6825 Slog.w(TAG, "Permission " + p.info.name + " from package " 6826 + p.info.packageName + " in an unknown group " + p.info.group); 6827 } 6828 } 6829 6830 ArrayMap<String, BasePermission> permissionMap = 6831 p.tree ? mSettings.mPermissionTrees 6832 : mSettings.mPermissions; 6833 BasePermission bp = permissionMap.get(p.info.name); 6834 6835 // Allow system apps to redefine non-system permissions 6836 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6837 final boolean currentOwnerIsSystem = (bp.perm != null 6838 && isSystemApp(bp.perm.owner)); 6839 if (isSystemApp(p.owner)) { 6840 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6841 // It's a built-in permission and no owner, take ownership now 6842 bp.packageSetting = pkgSetting; 6843 bp.perm = p; 6844 bp.uid = pkg.applicationInfo.uid; 6845 bp.sourcePackage = p.info.packageName; 6846 } else if (!currentOwnerIsSystem) { 6847 String msg = "New decl " + p.owner + " of permission " 6848 + p.info.name + " is system; overriding " + bp.sourcePackage; 6849 reportSettingsProblem(Log.WARN, msg); 6850 bp = null; 6851 } 6852 } 6853 } 6854 6855 if (bp == null) { 6856 bp = new BasePermission(p.info.name, p.info.packageName, 6857 BasePermission.TYPE_NORMAL); 6858 permissionMap.put(p.info.name, bp); 6859 } 6860 6861 if (bp.perm == null) { 6862 if (bp.sourcePackage == null 6863 || bp.sourcePackage.equals(p.info.packageName)) { 6864 BasePermission tree = findPermissionTreeLP(p.info.name); 6865 if (tree == null 6866 || tree.sourcePackage.equals(p.info.packageName)) { 6867 bp.packageSetting = pkgSetting; 6868 bp.perm = p; 6869 bp.uid = pkg.applicationInfo.uid; 6870 bp.sourcePackage = p.info.packageName; 6871 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6872 if (r == null) { 6873 r = new StringBuilder(256); 6874 } else { 6875 r.append(' '); 6876 } 6877 r.append(p.info.name); 6878 } 6879 } else { 6880 Slog.w(TAG, "Permission " + p.info.name + " from package " 6881 + p.info.packageName + " ignored: base tree " 6882 + tree.name + " is from package " 6883 + tree.sourcePackage); 6884 } 6885 } else { 6886 Slog.w(TAG, "Permission " + p.info.name + " from package " 6887 + p.info.packageName + " ignored: original from " 6888 + bp.sourcePackage); 6889 } 6890 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6891 if (r == null) { 6892 r = new StringBuilder(256); 6893 } else { 6894 r.append(' '); 6895 } 6896 r.append("DUP:"); 6897 r.append(p.info.name); 6898 } 6899 if (bp.perm == p) { 6900 bp.protectionLevel = p.info.protectionLevel; 6901 } 6902 } 6903 6904 if (r != null) { 6905 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6906 } 6907 6908 N = pkg.instrumentation.size(); 6909 r = null; 6910 for (i=0; i<N; i++) { 6911 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6912 a.info.packageName = pkg.applicationInfo.packageName; 6913 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6914 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6915 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6916 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6917 a.info.dataDir = pkg.applicationInfo.dataDir; 6918 6919 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6920 // need other information about the application, like the ABI and what not ? 6921 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6922 mInstrumentation.put(a.getComponentName(), a); 6923 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6924 if (r == null) { 6925 r = new StringBuilder(256); 6926 } else { 6927 r.append(' '); 6928 } 6929 r.append(a.info.name); 6930 } 6931 } 6932 if (r != null) { 6933 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6934 } 6935 6936 if (pkg.protectedBroadcasts != null) { 6937 N = pkg.protectedBroadcasts.size(); 6938 for (i=0; i<N; i++) { 6939 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6940 } 6941 } 6942 6943 pkgSetting.setTimeStamp(scanFileTime); 6944 6945 // Create idmap files for pairs of (packages, overlay packages). 6946 // Note: "android", ie framework-res.apk, is handled by native layers. 6947 if (pkg.mOverlayTarget != null) { 6948 // This is an overlay package. 6949 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6950 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6951 mOverlays.put(pkg.mOverlayTarget, 6952 new ArrayMap<String, PackageParser.Package>()); 6953 } 6954 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6955 map.put(pkg.packageName, pkg); 6956 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6957 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6958 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6959 "scanPackageLI failed to createIdmap"); 6960 } 6961 } 6962 } else if (mOverlays.containsKey(pkg.packageName) && 6963 !pkg.packageName.equals("android")) { 6964 // This is a regular package, with one or more known overlay packages. 6965 createIdmapsForPackageLI(pkg); 6966 } 6967 } 6968 6969 return pkg; 6970 } 6971 6972 /** 6973 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6974 * i.e, so that all packages can be run inside a single process if required. 6975 * 6976 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6977 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6978 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6979 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6980 * updating a package that belongs to a shared user. 6981 * 6982 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6983 * adds unnecessary complexity. 6984 */ 6985 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6986 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6987 String requiredInstructionSet = null; 6988 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6989 requiredInstructionSet = VMRuntime.getInstructionSet( 6990 scannedPackage.applicationInfo.primaryCpuAbi); 6991 } 6992 6993 PackageSetting requirer = null; 6994 for (PackageSetting ps : packagesForUser) { 6995 // If packagesForUser contains scannedPackage, we skip it. This will happen 6996 // when scannedPackage is an update of an existing package. Without this check, 6997 // we will never be able to change the ABI of any package belonging to a shared 6998 // user, even if it's compatible with other packages. 6999 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7000 if (ps.primaryCpuAbiString == null) { 7001 continue; 7002 } 7003 7004 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7005 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7006 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7007 // this but there's not much we can do. 7008 String errorMessage = "Instruction set mismatch, " 7009 + ((requirer == null) ? "[caller]" : requirer) 7010 + " requires " + requiredInstructionSet + " whereas " + ps 7011 + " requires " + instructionSet; 7012 Slog.w(TAG, errorMessage); 7013 } 7014 7015 if (requiredInstructionSet == null) { 7016 requiredInstructionSet = instructionSet; 7017 requirer = ps; 7018 } 7019 } 7020 } 7021 7022 if (requiredInstructionSet != null) { 7023 String adjustedAbi; 7024 if (requirer != null) { 7025 // requirer != null implies that either scannedPackage was null or that scannedPackage 7026 // did not require an ABI, in which case we have to adjust scannedPackage to match 7027 // the ABI of the set (which is the same as requirer's ABI) 7028 adjustedAbi = requirer.primaryCpuAbiString; 7029 if (scannedPackage != null) { 7030 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7031 } 7032 } else { 7033 // requirer == null implies that we're updating all ABIs in the set to 7034 // match scannedPackage. 7035 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7036 } 7037 7038 for (PackageSetting ps : packagesForUser) { 7039 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7040 if (ps.primaryCpuAbiString != null) { 7041 continue; 7042 } 7043 7044 ps.primaryCpuAbiString = adjustedAbi; 7045 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7046 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7047 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7048 7049 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7050 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7051 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7052 ps.primaryCpuAbiString = null; 7053 ps.pkg.applicationInfo.primaryCpuAbi = null; 7054 return; 7055 } else { 7056 mInstaller.rmdex(ps.codePathString, 7057 getDexCodeInstructionSet(getPreferredInstructionSet())); 7058 } 7059 } 7060 } 7061 } 7062 } 7063 } 7064 7065 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7066 synchronized (mPackages) { 7067 mResolverReplaced = true; 7068 // Set up information for custom user intent resolution activity. 7069 mResolveActivity.applicationInfo = pkg.applicationInfo; 7070 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7071 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7072 mResolveActivity.processName = pkg.applicationInfo.packageName; 7073 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7074 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7075 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7076 mResolveActivity.theme = 0; 7077 mResolveActivity.exported = true; 7078 mResolveActivity.enabled = true; 7079 mResolveInfo.activityInfo = mResolveActivity; 7080 mResolveInfo.priority = 0; 7081 mResolveInfo.preferredOrder = 0; 7082 mResolveInfo.match = 0; 7083 mResolveComponentName = mCustomResolverComponentName; 7084 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7085 mResolveComponentName); 7086 } 7087 } 7088 7089 private static String calculateBundledApkRoot(final String codePathString) { 7090 final File codePath = new File(codePathString); 7091 final File codeRoot; 7092 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7093 codeRoot = Environment.getRootDirectory(); 7094 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7095 codeRoot = Environment.getOemDirectory(); 7096 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7097 codeRoot = Environment.getVendorDirectory(); 7098 } else { 7099 // Unrecognized code path; take its top real segment as the apk root: 7100 // e.g. /something/app/blah.apk => /something 7101 try { 7102 File f = codePath.getCanonicalFile(); 7103 File parent = f.getParentFile(); // non-null because codePath is a file 7104 File tmp; 7105 while ((tmp = parent.getParentFile()) != null) { 7106 f = parent; 7107 parent = tmp; 7108 } 7109 codeRoot = f; 7110 Slog.w(TAG, "Unrecognized code path " 7111 + codePath + " - using " + codeRoot); 7112 } catch (IOException e) { 7113 // Can't canonicalize the code path -- shenanigans? 7114 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7115 return Environment.getRootDirectory().getPath(); 7116 } 7117 } 7118 return codeRoot.getPath(); 7119 } 7120 7121 /** 7122 * Derive and set the location of native libraries for the given package, 7123 * which varies depending on where and how the package was installed. 7124 */ 7125 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7126 final ApplicationInfo info = pkg.applicationInfo; 7127 final String codePath = pkg.codePath; 7128 final File codeFile = new File(codePath); 7129 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7130 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7131 7132 info.nativeLibraryRootDir = null; 7133 info.nativeLibraryRootRequiresIsa = false; 7134 info.nativeLibraryDir = null; 7135 info.secondaryNativeLibraryDir = null; 7136 7137 if (isApkFile(codeFile)) { 7138 // Monolithic install 7139 if (bundledApp) { 7140 // If "/system/lib64/apkname" exists, assume that is the per-package 7141 // native library directory to use; otherwise use "/system/lib/apkname". 7142 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7143 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7144 getPrimaryInstructionSet(info)); 7145 7146 // This is a bundled system app so choose the path based on the ABI. 7147 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7148 // is just the default path. 7149 final String apkName = deriveCodePathName(codePath); 7150 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7151 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7152 apkName).getAbsolutePath(); 7153 7154 if (info.secondaryCpuAbi != null) { 7155 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7156 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7157 secondaryLibDir, apkName).getAbsolutePath(); 7158 } 7159 } else if (asecApp) { 7160 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7161 .getAbsolutePath(); 7162 } else { 7163 final String apkName = deriveCodePathName(codePath); 7164 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7165 .getAbsolutePath(); 7166 } 7167 7168 info.nativeLibraryRootRequiresIsa = false; 7169 info.nativeLibraryDir = info.nativeLibraryRootDir; 7170 } else { 7171 // Cluster install 7172 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7173 info.nativeLibraryRootRequiresIsa = true; 7174 7175 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7176 getPrimaryInstructionSet(info)).getAbsolutePath(); 7177 7178 if (info.secondaryCpuAbi != null) { 7179 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7180 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7181 } 7182 } 7183 } 7184 7185 /** 7186 * Calculate the abis and roots for a bundled app. These can uniquely 7187 * be determined from the contents of the system partition, i.e whether 7188 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7189 * of this information, and instead assume that the system was built 7190 * sensibly. 7191 */ 7192 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7193 PackageSetting pkgSetting) { 7194 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7195 7196 // If "/system/lib64/apkname" exists, assume that is the per-package 7197 // native library directory to use; otherwise use "/system/lib/apkname". 7198 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7199 setBundledAppAbi(pkg, apkRoot, apkName); 7200 // pkgSetting might be null during rescan following uninstall of updates 7201 // to a bundled app, so accommodate that possibility. The settings in 7202 // that case will be established later from the parsed package. 7203 // 7204 // If the settings aren't null, sync them up with what we've just derived. 7205 // note that apkRoot isn't stored in the package settings. 7206 if (pkgSetting != null) { 7207 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7208 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7209 } 7210 } 7211 7212 /** 7213 * Deduces the ABI of a bundled app and sets the relevant fields on the 7214 * parsed pkg object. 7215 * 7216 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7217 * under which system libraries are installed. 7218 * @param apkName the name of the installed package. 7219 */ 7220 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7221 final File codeFile = new File(pkg.codePath); 7222 7223 final boolean has64BitLibs; 7224 final boolean has32BitLibs; 7225 if (isApkFile(codeFile)) { 7226 // Monolithic install 7227 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7228 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7229 } else { 7230 // Cluster install 7231 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7232 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7233 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7234 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7235 has64BitLibs = (new File(rootDir, isa)).exists(); 7236 } else { 7237 has64BitLibs = false; 7238 } 7239 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7240 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7241 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7242 has32BitLibs = (new File(rootDir, isa)).exists(); 7243 } else { 7244 has32BitLibs = false; 7245 } 7246 } 7247 7248 if (has64BitLibs && !has32BitLibs) { 7249 // The package has 64 bit libs, but not 32 bit libs. Its primary 7250 // ABI should be 64 bit. We can safely assume here that the bundled 7251 // native libraries correspond to the most preferred ABI in the list. 7252 7253 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7254 pkg.applicationInfo.secondaryCpuAbi = null; 7255 } else if (has32BitLibs && !has64BitLibs) { 7256 // The package has 32 bit libs but not 64 bit libs. Its primary 7257 // ABI should be 32 bit. 7258 7259 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7260 pkg.applicationInfo.secondaryCpuAbi = null; 7261 } else if (has32BitLibs && has64BitLibs) { 7262 // The application has both 64 and 32 bit bundled libraries. We check 7263 // here that the app declares multiArch support, and warn if it doesn't. 7264 // 7265 // We will be lenient here and record both ABIs. The primary will be the 7266 // ABI that's higher on the list, i.e, a device that's configured to prefer 7267 // 64 bit apps will see a 64 bit primary ABI, 7268 7269 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7270 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7271 } 7272 7273 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7274 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7275 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7276 } else { 7277 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7278 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7279 } 7280 } else { 7281 pkg.applicationInfo.primaryCpuAbi = null; 7282 pkg.applicationInfo.secondaryCpuAbi = null; 7283 } 7284 } 7285 7286 private void killApplication(String pkgName, int appId, String reason) { 7287 // Request the ActivityManager to kill the process(only for existing packages) 7288 // so that we do not end up in a confused state while the user is still using the older 7289 // version of the application while the new one gets installed. 7290 IActivityManager am = ActivityManagerNative.getDefault(); 7291 if (am != null) { 7292 try { 7293 am.killApplicationWithAppId(pkgName, appId, reason); 7294 } catch (RemoteException e) { 7295 } 7296 } 7297 } 7298 7299 void removePackageLI(PackageSetting ps, boolean chatty) { 7300 if (DEBUG_INSTALL) { 7301 if (chatty) 7302 Log.d(TAG, "Removing package " + ps.name); 7303 } 7304 7305 // writer 7306 synchronized (mPackages) { 7307 mPackages.remove(ps.name); 7308 final PackageParser.Package pkg = ps.pkg; 7309 if (pkg != null) { 7310 cleanPackageDataStructuresLILPw(pkg, chatty); 7311 } 7312 } 7313 } 7314 7315 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7316 if (DEBUG_INSTALL) { 7317 if (chatty) 7318 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7319 } 7320 7321 // writer 7322 synchronized (mPackages) { 7323 mPackages.remove(pkg.applicationInfo.packageName); 7324 cleanPackageDataStructuresLILPw(pkg, chatty); 7325 } 7326 } 7327 7328 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7329 int N = pkg.providers.size(); 7330 StringBuilder r = null; 7331 int i; 7332 for (i=0; i<N; i++) { 7333 PackageParser.Provider p = pkg.providers.get(i); 7334 mProviders.removeProvider(p); 7335 if (p.info.authority == null) { 7336 7337 /* There was another ContentProvider with this authority when 7338 * this app was installed so this authority is null, 7339 * Ignore it as we don't have to unregister the provider. 7340 */ 7341 continue; 7342 } 7343 String names[] = p.info.authority.split(";"); 7344 for (int j = 0; j < names.length; j++) { 7345 if (mProvidersByAuthority.get(names[j]) == p) { 7346 mProvidersByAuthority.remove(names[j]); 7347 if (DEBUG_REMOVE) { 7348 if (chatty) 7349 Log.d(TAG, "Unregistered content provider: " + names[j] 7350 + ", className = " + p.info.name + ", isSyncable = " 7351 + p.info.isSyncable); 7352 } 7353 } 7354 } 7355 if (DEBUG_REMOVE && chatty) { 7356 if (r == null) { 7357 r = new StringBuilder(256); 7358 } else { 7359 r.append(' '); 7360 } 7361 r.append(p.info.name); 7362 } 7363 } 7364 if (r != null) { 7365 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7366 } 7367 7368 N = pkg.services.size(); 7369 r = null; 7370 for (i=0; i<N; i++) { 7371 PackageParser.Service s = pkg.services.get(i); 7372 mServices.removeService(s); 7373 if (chatty) { 7374 if (r == null) { 7375 r = new StringBuilder(256); 7376 } else { 7377 r.append(' '); 7378 } 7379 r.append(s.info.name); 7380 } 7381 } 7382 if (r != null) { 7383 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7384 } 7385 7386 N = pkg.receivers.size(); 7387 r = null; 7388 for (i=0; i<N; i++) { 7389 PackageParser.Activity a = pkg.receivers.get(i); 7390 mReceivers.removeActivity(a, "receiver"); 7391 if (DEBUG_REMOVE && chatty) { 7392 if (r == null) { 7393 r = new StringBuilder(256); 7394 } else { 7395 r.append(' '); 7396 } 7397 r.append(a.info.name); 7398 } 7399 } 7400 if (r != null) { 7401 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7402 } 7403 7404 N = pkg.activities.size(); 7405 r = null; 7406 for (i=0; i<N; i++) { 7407 PackageParser.Activity a = pkg.activities.get(i); 7408 mActivities.removeActivity(a, "activity"); 7409 if (DEBUG_REMOVE && chatty) { 7410 if (r == null) { 7411 r = new StringBuilder(256); 7412 } else { 7413 r.append(' '); 7414 } 7415 r.append(a.info.name); 7416 } 7417 } 7418 if (r != null) { 7419 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7420 } 7421 7422 N = pkg.permissions.size(); 7423 r = null; 7424 for (i=0; i<N; i++) { 7425 PackageParser.Permission p = pkg.permissions.get(i); 7426 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7427 if (bp == null) { 7428 bp = mSettings.mPermissionTrees.get(p.info.name); 7429 } 7430 if (bp != null && bp.perm == p) { 7431 bp.perm = null; 7432 if (DEBUG_REMOVE && chatty) { 7433 if (r == null) { 7434 r = new StringBuilder(256); 7435 } else { 7436 r.append(' '); 7437 } 7438 r.append(p.info.name); 7439 } 7440 } 7441 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7442 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7443 if (appOpPerms != null) { 7444 appOpPerms.remove(pkg.packageName); 7445 } 7446 } 7447 } 7448 if (r != null) { 7449 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7450 } 7451 7452 N = pkg.requestedPermissions.size(); 7453 r = null; 7454 for (i=0; i<N; i++) { 7455 String perm = pkg.requestedPermissions.get(i); 7456 BasePermission bp = mSettings.mPermissions.get(perm); 7457 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7458 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7459 if (appOpPerms != null) { 7460 appOpPerms.remove(pkg.packageName); 7461 if (appOpPerms.isEmpty()) { 7462 mAppOpPermissionPackages.remove(perm); 7463 } 7464 } 7465 } 7466 } 7467 if (r != null) { 7468 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7469 } 7470 7471 N = pkg.instrumentation.size(); 7472 r = null; 7473 for (i=0; i<N; i++) { 7474 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7475 mInstrumentation.remove(a.getComponentName()); 7476 if (DEBUG_REMOVE && chatty) { 7477 if (r == null) { 7478 r = new StringBuilder(256); 7479 } else { 7480 r.append(' '); 7481 } 7482 r.append(a.info.name); 7483 } 7484 } 7485 if (r != null) { 7486 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7487 } 7488 7489 r = null; 7490 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7491 // Only system apps can hold shared libraries. 7492 if (pkg.libraryNames != null) { 7493 for (i=0; i<pkg.libraryNames.size(); i++) { 7494 String name = pkg.libraryNames.get(i); 7495 SharedLibraryEntry cur = mSharedLibraries.get(name); 7496 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7497 mSharedLibraries.remove(name); 7498 if (DEBUG_REMOVE && chatty) { 7499 if (r == null) { 7500 r = new StringBuilder(256); 7501 } else { 7502 r.append(' '); 7503 } 7504 r.append(name); 7505 } 7506 } 7507 } 7508 } 7509 } 7510 if (r != null) { 7511 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7512 } 7513 } 7514 7515 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7516 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7517 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7518 return true; 7519 } 7520 } 7521 return false; 7522 } 7523 7524 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7525 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7526 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7527 7528 private void updatePermissionsLPw(String changingPkg, 7529 PackageParser.Package pkgInfo, int flags) { 7530 // Make sure there are no dangling permission trees. 7531 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7532 while (it.hasNext()) { 7533 final BasePermission bp = it.next(); 7534 if (bp.packageSetting == null) { 7535 // We may not yet have parsed the package, so just see if 7536 // we still know about its settings. 7537 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7538 } 7539 if (bp.packageSetting == null) { 7540 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7541 + " from package " + bp.sourcePackage); 7542 it.remove(); 7543 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7544 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7545 Slog.i(TAG, "Removing old permission tree: " + bp.name 7546 + " from package " + bp.sourcePackage); 7547 flags |= UPDATE_PERMISSIONS_ALL; 7548 it.remove(); 7549 } 7550 } 7551 } 7552 7553 // Make sure all dynamic permissions have been assigned to a package, 7554 // and make sure there are no dangling permissions. 7555 it = mSettings.mPermissions.values().iterator(); 7556 while (it.hasNext()) { 7557 final BasePermission bp = it.next(); 7558 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7559 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7560 + bp.name + " pkg=" + bp.sourcePackage 7561 + " info=" + bp.pendingInfo); 7562 if (bp.packageSetting == null && bp.pendingInfo != null) { 7563 final BasePermission tree = findPermissionTreeLP(bp.name); 7564 if (tree != null && tree.perm != null) { 7565 bp.packageSetting = tree.packageSetting; 7566 bp.perm = new PackageParser.Permission(tree.perm.owner, 7567 new PermissionInfo(bp.pendingInfo)); 7568 bp.perm.info.packageName = tree.perm.info.packageName; 7569 bp.perm.info.name = bp.name; 7570 bp.uid = tree.uid; 7571 } 7572 } 7573 } 7574 if (bp.packageSetting == null) { 7575 // We may not yet have parsed the package, so just see if 7576 // we still know about its settings. 7577 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7578 } 7579 if (bp.packageSetting == null) { 7580 Slog.w(TAG, "Removing dangling permission: " + bp.name 7581 + " from package " + bp.sourcePackage); 7582 it.remove(); 7583 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7584 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7585 Slog.i(TAG, "Removing old permission: " + bp.name 7586 + " from package " + bp.sourcePackage); 7587 flags |= UPDATE_PERMISSIONS_ALL; 7588 it.remove(); 7589 } 7590 } 7591 } 7592 7593 // Now update the permissions for all packages, in particular 7594 // replace the granted permissions of the system packages. 7595 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7596 for (PackageParser.Package pkg : mPackages.values()) { 7597 if (pkg != pkgInfo) { 7598 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7599 changingPkg); 7600 } 7601 } 7602 } 7603 7604 if (pkgInfo != null) { 7605 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7606 } 7607 } 7608 7609 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7610 String packageOfInterest) { 7611 // IMPORTANT: There are two types of permissions: install and runtime. 7612 // Install time permissions are granted when the app is installed to 7613 // all device users and users added in the future. Runtime permissions 7614 // are granted at runtime explicitly to specific users. Normal and signature 7615 // protected permissions are install time permissions. Dangerous permissions 7616 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7617 // otherwise they are runtime permissions. This function does not manage 7618 // runtime permissions except for the case an app targeting Lollipop MR1 7619 // being upgraded to target a newer SDK, in which case dangerous permissions 7620 // are transformed from install time to runtime ones. 7621 7622 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7623 if (ps == null) { 7624 return; 7625 } 7626 7627 PermissionsState permissionsState = ps.getPermissionsState(); 7628 PermissionsState origPermissions = permissionsState; 7629 7630 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7631 7632 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7633 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7634 7635 boolean changedInstallPermission = false; 7636 7637 if (replace) { 7638 ps.installPermissionsFixed = false; 7639 if (!ps.isSharedUser()) { 7640 origPermissions = new PermissionsState(permissionsState); 7641 permissionsState.reset(); 7642 } 7643 } 7644 7645 permissionsState.setGlobalGids(mGlobalGids); 7646 7647 final int N = pkg.requestedPermissions.size(); 7648 for (int i=0; i<N; i++) { 7649 final String name = pkg.requestedPermissions.get(i); 7650 final BasePermission bp = mSettings.mPermissions.get(name); 7651 7652 if (DEBUG_INSTALL) { 7653 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7654 } 7655 7656 if (bp == null || bp.packageSetting == null) { 7657 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7658 Slog.w(TAG, "Unknown permission " + name 7659 + " in package " + pkg.packageName); 7660 } 7661 continue; 7662 } 7663 7664 final String perm = bp.name; 7665 boolean allowedSig = false; 7666 int grant = GRANT_DENIED; 7667 7668 // Keep track of app op permissions. 7669 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7670 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7671 if (pkgs == null) { 7672 pkgs = new ArraySet<>(); 7673 mAppOpPermissionPackages.put(bp.name, pkgs); 7674 } 7675 pkgs.add(pkg.packageName); 7676 } 7677 7678 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7679 switch (level) { 7680 case PermissionInfo.PROTECTION_NORMAL: { 7681 // For all apps normal permissions are install time ones. 7682 grant = GRANT_INSTALL; 7683 } break; 7684 7685 case PermissionInfo.PROTECTION_DANGEROUS: { 7686 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7687 // For legacy apps dangerous permissions are install time ones. 7688 grant = GRANT_INSTALL; 7689 } else if (ps.isSystem()) { 7690 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7691 if (origPermissions.hasInstallPermission(bp.name)) { 7692 // If a system app had an install permission, then the app was 7693 // upgraded and we grant the permissions as runtime to all users. 7694 grant = GRANT_UPGRADE; 7695 upgradeUserIds = currentUserIds; 7696 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7697 // If users changed since the last permissions update for a 7698 // system app, we grant the permission as runtime to the new users. 7699 grant = GRANT_UPGRADE; 7700 upgradeUserIds = currentUserIds; 7701 for (int userId : updatedUserIds) { 7702 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7703 } 7704 } else { 7705 // Otherwise, we grant the permission as runtime if the app 7706 // already had it, i.e. we preserve runtime permissions. 7707 grant = GRANT_RUNTIME; 7708 } 7709 } else if (origPermissions.hasInstallPermission(bp.name)) { 7710 // For legacy apps that became modern, install becomes runtime. 7711 grant = GRANT_UPGRADE; 7712 upgradeUserIds = currentUserIds; 7713 } else if (replace) { 7714 // For upgraded modern apps keep runtime permissions unchanged. 7715 grant = GRANT_RUNTIME; 7716 } 7717 } break; 7718 7719 case PermissionInfo.PROTECTION_SIGNATURE: { 7720 // For all apps signature permissions are install time ones. 7721 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7722 if (allowedSig) { 7723 grant = GRANT_INSTALL; 7724 } 7725 } break; 7726 } 7727 7728 if (DEBUG_INSTALL) { 7729 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7730 } 7731 7732 if (grant != GRANT_DENIED) { 7733 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7734 // If this is an existing, non-system package, then 7735 // we can't add any new permissions to it. 7736 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7737 // Except... if this is a permission that was added 7738 // to the platform (note: need to only do this when 7739 // updating the platform). 7740 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7741 grant = GRANT_DENIED; 7742 } 7743 } 7744 } 7745 7746 switch (grant) { 7747 case GRANT_INSTALL: { 7748 // Grant an install permission. 7749 if (permissionsState.grantInstallPermission(bp) != 7750 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7751 changedInstallPermission = true; 7752 } 7753 } break; 7754 7755 case GRANT_RUNTIME: { 7756 // Grant previously granted runtime permissions. 7757 for (int userId : UserManagerService.getInstance().getUserIds()) { 7758 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7759 PermissionState permissionState = origPermissions 7760 .getRuntimePermissionState(bp.name, userId); 7761 final int flags = permissionState.getFlags(); 7762 if (permissionsState.grantRuntimePermission(bp, userId) == 7763 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7764 // If we cannot put the permission as it was, we have to write. 7765 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7766 changedRuntimePermissionUserIds, userId); 7767 } else { 7768 // System components not only get the permissions but 7769 // they are also fixed, so nothing can change that. 7770 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7771 ? flags 7772 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7773 // Propagate the permission flags. 7774 permissionsState.updatePermissionFlags(bp, userId, 7775 newFlags, newFlags); 7776 } 7777 } 7778 } 7779 } break; 7780 7781 case GRANT_UPGRADE: { 7782 // Grant runtime permissions for a previously held install permission. 7783 PermissionState permissionState = origPermissions 7784 .getInstallPermissionState(bp.name); 7785 final int flags = permissionState != null ? permissionState.getFlags() : 0; 7786 7787 origPermissions.revokeInstallPermission(bp); 7788 // We will be transferring the permission flags, so clear them. 7789 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 7790 PackageManager.MASK_PERMISSION_FLAGS, 0); 7791 7792 // If the permission is not to be promoted to runtime we ignore it and 7793 // also its other flags as they are not applicable to install permissions. 7794 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 7795 for (int userId : upgradeUserIds) { 7796 if (permissionsState.grantRuntimePermission(bp, userId) != 7797 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7798 // System components not only get the permissions but 7799 // they are also fixed so nothing can change that. 7800 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7801 ? flags 7802 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7803 // Transfer the permission flags. 7804 permissionsState.updatePermissionFlags(bp, userId, 7805 newFlags, newFlags); 7806 // If we granted the permission, we have to write. 7807 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7808 changedRuntimePermissionUserIds, userId); 7809 } 7810 } 7811 } 7812 } break; 7813 7814 default: { 7815 if (packageOfInterest == null 7816 || packageOfInterest.equals(pkg.packageName)) { 7817 Slog.w(TAG, "Not granting permission " + perm 7818 + " to package " + pkg.packageName 7819 + " because it was previously installed without"); 7820 } 7821 } break; 7822 } 7823 } else { 7824 if (permissionsState.revokeInstallPermission(bp) != 7825 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7826 // Also drop the permission flags. 7827 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 7828 PackageManager.MASK_PERMISSION_FLAGS, 0); 7829 changedInstallPermission = true; 7830 Slog.i(TAG, "Un-granting permission " + perm 7831 + " from package " + pkg.packageName 7832 + " (protectionLevel=" + bp.protectionLevel 7833 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7834 + ")"); 7835 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7836 // Don't print warning for app op permissions, since it is fine for them 7837 // not to be granted, there is a UI for the user to decide. 7838 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7839 Slog.w(TAG, "Not granting permission " + perm 7840 + " to package " + pkg.packageName 7841 + " (protectionLevel=" + bp.protectionLevel 7842 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7843 + ")"); 7844 } 7845 } 7846 } 7847 } 7848 7849 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7850 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7851 // This is the first that we have heard about this package, so the 7852 // permissions we have now selected are fixed until explicitly 7853 // changed. 7854 ps.installPermissionsFixed = true; 7855 } 7856 7857 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7858 7859 // Persist the runtime permissions state for users with changes. 7860 for (int userId : changedRuntimePermissionUserIds) { 7861 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7862 } 7863 } 7864 7865 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7866 boolean allowed = false; 7867 final int NP = PackageParser.NEW_PERMISSIONS.length; 7868 for (int ip=0; ip<NP; ip++) { 7869 final PackageParser.NewPermissionInfo npi 7870 = PackageParser.NEW_PERMISSIONS[ip]; 7871 if (npi.name.equals(perm) 7872 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7873 allowed = true; 7874 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7875 + pkg.packageName); 7876 break; 7877 } 7878 } 7879 return allowed; 7880 } 7881 7882 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7883 BasePermission bp, PermissionsState origPermissions) { 7884 boolean allowed; 7885 allowed = (compareSignatures( 7886 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7887 == PackageManager.SIGNATURE_MATCH) 7888 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7889 == PackageManager.SIGNATURE_MATCH); 7890 if (!allowed && (bp.protectionLevel 7891 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7892 if (isSystemApp(pkg)) { 7893 // For updated system applications, a system permission 7894 // is granted only if it had been defined by the original application. 7895 if (pkg.isUpdatedSystemApp()) { 7896 final PackageSetting sysPs = mSettings 7897 .getDisabledSystemPkgLPr(pkg.packageName); 7898 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7899 // If the original was granted this permission, we take 7900 // that grant decision as read and propagate it to the 7901 // update. 7902 if (sysPs.isPrivileged()) { 7903 allowed = true; 7904 } 7905 } else { 7906 // The system apk may have been updated with an older 7907 // version of the one on the data partition, but which 7908 // granted a new system permission that it didn't have 7909 // before. In this case we do want to allow the app to 7910 // now get the new permission if the ancestral apk is 7911 // privileged to get it. 7912 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7913 for (int j=0; 7914 j<sysPs.pkg.requestedPermissions.size(); j++) { 7915 if (perm.equals( 7916 sysPs.pkg.requestedPermissions.get(j))) { 7917 allowed = true; 7918 break; 7919 } 7920 } 7921 } 7922 } 7923 } else { 7924 allowed = isPrivilegedApp(pkg); 7925 } 7926 } 7927 } 7928 if (!allowed && (bp.protectionLevel 7929 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7930 // For development permissions, a development permission 7931 // is granted only if it was already granted. 7932 allowed = origPermissions.hasInstallPermission(perm); 7933 } 7934 return allowed; 7935 } 7936 7937 final class ActivityIntentResolver 7938 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7939 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7940 boolean defaultOnly, int userId) { 7941 if (!sUserManager.exists(userId)) return null; 7942 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7943 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7944 } 7945 7946 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7947 int userId) { 7948 if (!sUserManager.exists(userId)) return null; 7949 mFlags = flags; 7950 return super.queryIntent(intent, resolvedType, 7951 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7952 } 7953 7954 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7955 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7956 if (!sUserManager.exists(userId)) return null; 7957 if (packageActivities == null) { 7958 return null; 7959 } 7960 mFlags = flags; 7961 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7962 final int N = packageActivities.size(); 7963 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7964 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7965 7966 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7967 for (int i = 0; i < N; ++i) { 7968 intentFilters = packageActivities.get(i).intents; 7969 if (intentFilters != null && intentFilters.size() > 0) { 7970 PackageParser.ActivityIntentInfo[] array = 7971 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7972 intentFilters.toArray(array); 7973 listCut.add(array); 7974 } 7975 } 7976 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7977 } 7978 7979 public final void addActivity(PackageParser.Activity a, String type) { 7980 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7981 mActivities.put(a.getComponentName(), a); 7982 if (DEBUG_SHOW_INFO) 7983 Log.v( 7984 TAG, " " + type + " " + 7985 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7986 if (DEBUG_SHOW_INFO) 7987 Log.v(TAG, " Class=" + a.info.name); 7988 final int NI = a.intents.size(); 7989 for (int j=0; j<NI; j++) { 7990 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7991 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7992 intent.setPriority(0); 7993 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7994 + a.className + " with priority > 0, forcing to 0"); 7995 } 7996 if (DEBUG_SHOW_INFO) { 7997 Log.v(TAG, " IntentFilter:"); 7998 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7999 } 8000 if (!intent.debugCheck()) { 8001 Log.w(TAG, "==> For Activity " + a.info.name); 8002 } 8003 addFilter(intent); 8004 } 8005 } 8006 8007 public final void removeActivity(PackageParser.Activity a, String type) { 8008 mActivities.remove(a.getComponentName()); 8009 if (DEBUG_SHOW_INFO) { 8010 Log.v(TAG, " " + type + " " 8011 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8012 : a.info.name) + ":"); 8013 Log.v(TAG, " Class=" + a.info.name); 8014 } 8015 final int NI = a.intents.size(); 8016 for (int j=0; j<NI; j++) { 8017 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8018 if (DEBUG_SHOW_INFO) { 8019 Log.v(TAG, " IntentFilter:"); 8020 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8021 } 8022 removeFilter(intent); 8023 } 8024 } 8025 8026 @Override 8027 protected boolean allowFilterResult( 8028 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8029 ActivityInfo filterAi = filter.activity.info; 8030 for (int i=dest.size()-1; i>=0; i--) { 8031 ActivityInfo destAi = dest.get(i).activityInfo; 8032 if (destAi.name == filterAi.name 8033 && destAi.packageName == filterAi.packageName) { 8034 return false; 8035 } 8036 } 8037 return true; 8038 } 8039 8040 @Override 8041 protected ActivityIntentInfo[] newArray(int size) { 8042 return new ActivityIntentInfo[size]; 8043 } 8044 8045 @Override 8046 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8047 if (!sUserManager.exists(userId)) return true; 8048 PackageParser.Package p = filter.activity.owner; 8049 if (p != null) { 8050 PackageSetting ps = (PackageSetting)p.mExtras; 8051 if (ps != null) { 8052 // System apps are never considered stopped for purposes of 8053 // filtering, because there may be no way for the user to 8054 // actually re-launch them. 8055 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8056 && ps.getStopped(userId); 8057 } 8058 } 8059 return false; 8060 } 8061 8062 @Override 8063 protected boolean isPackageForFilter(String packageName, 8064 PackageParser.ActivityIntentInfo info) { 8065 return packageName.equals(info.activity.owner.packageName); 8066 } 8067 8068 @Override 8069 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8070 int match, int userId) { 8071 if (!sUserManager.exists(userId)) return null; 8072 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8073 return null; 8074 } 8075 final PackageParser.Activity activity = info.activity; 8076 if (mSafeMode && (activity.info.applicationInfo.flags 8077 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8078 return null; 8079 } 8080 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8081 if (ps == null) { 8082 return null; 8083 } 8084 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8085 ps.readUserState(userId), userId); 8086 if (ai == null) { 8087 return null; 8088 } 8089 final ResolveInfo res = new ResolveInfo(); 8090 res.activityInfo = ai; 8091 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8092 res.filter = info; 8093 } 8094 if (info != null) { 8095 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8096 } 8097 res.priority = info.getPriority(); 8098 res.preferredOrder = activity.owner.mPreferredOrder; 8099 //System.out.println("Result: " + res.activityInfo.className + 8100 // " = " + res.priority); 8101 res.match = match; 8102 res.isDefault = info.hasDefault; 8103 res.labelRes = info.labelRes; 8104 res.nonLocalizedLabel = info.nonLocalizedLabel; 8105 if (userNeedsBadging(userId)) { 8106 res.noResourceId = true; 8107 } else { 8108 res.icon = info.icon; 8109 } 8110 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8111 return res; 8112 } 8113 8114 @Override 8115 protected void sortResults(List<ResolveInfo> results) { 8116 Collections.sort(results, mResolvePrioritySorter); 8117 } 8118 8119 @Override 8120 protected void dumpFilter(PrintWriter out, String prefix, 8121 PackageParser.ActivityIntentInfo filter) { 8122 out.print(prefix); out.print( 8123 Integer.toHexString(System.identityHashCode(filter.activity))); 8124 out.print(' '); 8125 filter.activity.printComponentShortName(out); 8126 out.print(" filter "); 8127 out.println(Integer.toHexString(System.identityHashCode(filter))); 8128 } 8129 8130 @Override 8131 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8132 return filter.activity; 8133 } 8134 8135 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8136 PackageParser.Activity activity = (PackageParser.Activity)label; 8137 out.print(prefix); out.print( 8138 Integer.toHexString(System.identityHashCode(activity))); 8139 out.print(' '); 8140 activity.printComponentShortName(out); 8141 if (count > 1) { 8142 out.print(" ("); out.print(count); out.print(" filters)"); 8143 } 8144 out.println(); 8145 } 8146 8147// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8148// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8149// final List<ResolveInfo> retList = Lists.newArrayList(); 8150// while (i.hasNext()) { 8151// final ResolveInfo resolveInfo = i.next(); 8152// if (isEnabledLP(resolveInfo.activityInfo)) { 8153// retList.add(resolveInfo); 8154// } 8155// } 8156// return retList; 8157// } 8158 8159 // Keys are String (activity class name), values are Activity. 8160 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8161 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8162 private int mFlags; 8163 } 8164 8165 private final class ServiceIntentResolver 8166 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8167 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8168 boolean defaultOnly, int userId) { 8169 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8170 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8171 } 8172 8173 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8174 int userId) { 8175 if (!sUserManager.exists(userId)) return null; 8176 mFlags = flags; 8177 return super.queryIntent(intent, resolvedType, 8178 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8179 } 8180 8181 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8182 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8183 if (!sUserManager.exists(userId)) return null; 8184 if (packageServices == null) { 8185 return null; 8186 } 8187 mFlags = flags; 8188 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8189 final int N = packageServices.size(); 8190 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8191 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8192 8193 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8194 for (int i = 0; i < N; ++i) { 8195 intentFilters = packageServices.get(i).intents; 8196 if (intentFilters != null && intentFilters.size() > 0) { 8197 PackageParser.ServiceIntentInfo[] array = 8198 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8199 intentFilters.toArray(array); 8200 listCut.add(array); 8201 } 8202 } 8203 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8204 } 8205 8206 public final void addService(PackageParser.Service s) { 8207 mServices.put(s.getComponentName(), s); 8208 if (DEBUG_SHOW_INFO) { 8209 Log.v(TAG, " " 8210 + (s.info.nonLocalizedLabel != null 8211 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8212 Log.v(TAG, " Class=" + s.info.name); 8213 } 8214 final int NI = s.intents.size(); 8215 int j; 8216 for (j=0; j<NI; j++) { 8217 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8218 if (DEBUG_SHOW_INFO) { 8219 Log.v(TAG, " IntentFilter:"); 8220 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8221 } 8222 if (!intent.debugCheck()) { 8223 Log.w(TAG, "==> For Service " + s.info.name); 8224 } 8225 addFilter(intent); 8226 } 8227 } 8228 8229 public final void removeService(PackageParser.Service s) { 8230 mServices.remove(s.getComponentName()); 8231 if (DEBUG_SHOW_INFO) { 8232 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8233 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8234 Log.v(TAG, " Class=" + s.info.name); 8235 } 8236 final int NI = s.intents.size(); 8237 int j; 8238 for (j=0; j<NI; j++) { 8239 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8240 if (DEBUG_SHOW_INFO) { 8241 Log.v(TAG, " IntentFilter:"); 8242 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8243 } 8244 removeFilter(intent); 8245 } 8246 } 8247 8248 @Override 8249 protected boolean allowFilterResult( 8250 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8251 ServiceInfo filterSi = filter.service.info; 8252 for (int i=dest.size()-1; i>=0; i--) { 8253 ServiceInfo destAi = dest.get(i).serviceInfo; 8254 if (destAi.name == filterSi.name 8255 && destAi.packageName == filterSi.packageName) { 8256 return false; 8257 } 8258 } 8259 return true; 8260 } 8261 8262 @Override 8263 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8264 return new PackageParser.ServiceIntentInfo[size]; 8265 } 8266 8267 @Override 8268 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8269 if (!sUserManager.exists(userId)) return true; 8270 PackageParser.Package p = filter.service.owner; 8271 if (p != null) { 8272 PackageSetting ps = (PackageSetting)p.mExtras; 8273 if (ps != null) { 8274 // System apps are never considered stopped for purposes of 8275 // filtering, because there may be no way for the user to 8276 // actually re-launch them. 8277 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8278 && ps.getStopped(userId); 8279 } 8280 } 8281 return false; 8282 } 8283 8284 @Override 8285 protected boolean isPackageForFilter(String packageName, 8286 PackageParser.ServiceIntentInfo info) { 8287 return packageName.equals(info.service.owner.packageName); 8288 } 8289 8290 @Override 8291 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8292 int match, int userId) { 8293 if (!sUserManager.exists(userId)) return null; 8294 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8295 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8296 return null; 8297 } 8298 final PackageParser.Service service = info.service; 8299 if (mSafeMode && (service.info.applicationInfo.flags 8300 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8301 return null; 8302 } 8303 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8304 if (ps == null) { 8305 return null; 8306 } 8307 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8308 ps.readUserState(userId), userId); 8309 if (si == null) { 8310 return null; 8311 } 8312 final ResolveInfo res = new ResolveInfo(); 8313 res.serviceInfo = si; 8314 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8315 res.filter = filter; 8316 } 8317 res.priority = info.getPriority(); 8318 res.preferredOrder = service.owner.mPreferredOrder; 8319 res.match = match; 8320 res.isDefault = info.hasDefault; 8321 res.labelRes = info.labelRes; 8322 res.nonLocalizedLabel = info.nonLocalizedLabel; 8323 res.icon = info.icon; 8324 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8325 return res; 8326 } 8327 8328 @Override 8329 protected void sortResults(List<ResolveInfo> results) { 8330 Collections.sort(results, mResolvePrioritySorter); 8331 } 8332 8333 @Override 8334 protected void dumpFilter(PrintWriter out, String prefix, 8335 PackageParser.ServiceIntentInfo filter) { 8336 out.print(prefix); out.print( 8337 Integer.toHexString(System.identityHashCode(filter.service))); 8338 out.print(' '); 8339 filter.service.printComponentShortName(out); 8340 out.print(" filter "); 8341 out.println(Integer.toHexString(System.identityHashCode(filter))); 8342 } 8343 8344 @Override 8345 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8346 return filter.service; 8347 } 8348 8349 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8350 PackageParser.Service service = (PackageParser.Service)label; 8351 out.print(prefix); out.print( 8352 Integer.toHexString(System.identityHashCode(service))); 8353 out.print(' '); 8354 service.printComponentShortName(out); 8355 if (count > 1) { 8356 out.print(" ("); out.print(count); out.print(" filters)"); 8357 } 8358 out.println(); 8359 } 8360 8361// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8362// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8363// final List<ResolveInfo> retList = Lists.newArrayList(); 8364// while (i.hasNext()) { 8365// final ResolveInfo resolveInfo = (ResolveInfo) i; 8366// if (isEnabledLP(resolveInfo.serviceInfo)) { 8367// retList.add(resolveInfo); 8368// } 8369// } 8370// return retList; 8371// } 8372 8373 // Keys are String (activity class name), values are Activity. 8374 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8375 = new ArrayMap<ComponentName, PackageParser.Service>(); 8376 private int mFlags; 8377 }; 8378 8379 private final class ProviderIntentResolver 8380 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8381 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8382 boolean defaultOnly, int userId) { 8383 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8384 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8385 } 8386 8387 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8388 int userId) { 8389 if (!sUserManager.exists(userId)) 8390 return null; 8391 mFlags = flags; 8392 return super.queryIntent(intent, resolvedType, 8393 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8394 } 8395 8396 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8397 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8398 if (!sUserManager.exists(userId)) 8399 return null; 8400 if (packageProviders == null) { 8401 return null; 8402 } 8403 mFlags = flags; 8404 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8405 final int N = packageProviders.size(); 8406 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8407 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8408 8409 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8410 for (int i = 0; i < N; ++i) { 8411 intentFilters = packageProviders.get(i).intents; 8412 if (intentFilters != null && intentFilters.size() > 0) { 8413 PackageParser.ProviderIntentInfo[] array = 8414 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8415 intentFilters.toArray(array); 8416 listCut.add(array); 8417 } 8418 } 8419 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8420 } 8421 8422 public final void addProvider(PackageParser.Provider p) { 8423 if (mProviders.containsKey(p.getComponentName())) { 8424 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8425 return; 8426 } 8427 8428 mProviders.put(p.getComponentName(), p); 8429 if (DEBUG_SHOW_INFO) { 8430 Log.v(TAG, " " 8431 + (p.info.nonLocalizedLabel != null 8432 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8433 Log.v(TAG, " Class=" + p.info.name); 8434 } 8435 final int NI = p.intents.size(); 8436 int j; 8437 for (j = 0; j < NI; j++) { 8438 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8439 if (DEBUG_SHOW_INFO) { 8440 Log.v(TAG, " IntentFilter:"); 8441 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8442 } 8443 if (!intent.debugCheck()) { 8444 Log.w(TAG, "==> For Provider " + p.info.name); 8445 } 8446 addFilter(intent); 8447 } 8448 } 8449 8450 public final void removeProvider(PackageParser.Provider p) { 8451 mProviders.remove(p.getComponentName()); 8452 if (DEBUG_SHOW_INFO) { 8453 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8454 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8455 Log.v(TAG, " Class=" + p.info.name); 8456 } 8457 final int NI = p.intents.size(); 8458 int j; 8459 for (j = 0; j < NI; j++) { 8460 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8461 if (DEBUG_SHOW_INFO) { 8462 Log.v(TAG, " IntentFilter:"); 8463 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8464 } 8465 removeFilter(intent); 8466 } 8467 } 8468 8469 @Override 8470 protected boolean allowFilterResult( 8471 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8472 ProviderInfo filterPi = filter.provider.info; 8473 for (int i = dest.size() - 1; i >= 0; i--) { 8474 ProviderInfo destPi = dest.get(i).providerInfo; 8475 if (destPi.name == filterPi.name 8476 && destPi.packageName == filterPi.packageName) { 8477 return false; 8478 } 8479 } 8480 return true; 8481 } 8482 8483 @Override 8484 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8485 return new PackageParser.ProviderIntentInfo[size]; 8486 } 8487 8488 @Override 8489 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8490 if (!sUserManager.exists(userId)) 8491 return true; 8492 PackageParser.Package p = filter.provider.owner; 8493 if (p != null) { 8494 PackageSetting ps = (PackageSetting) p.mExtras; 8495 if (ps != null) { 8496 // System apps are never considered stopped for purposes of 8497 // filtering, because there may be no way for the user to 8498 // actually re-launch them. 8499 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8500 && ps.getStopped(userId); 8501 } 8502 } 8503 return false; 8504 } 8505 8506 @Override 8507 protected boolean isPackageForFilter(String packageName, 8508 PackageParser.ProviderIntentInfo info) { 8509 return packageName.equals(info.provider.owner.packageName); 8510 } 8511 8512 @Override 8513 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8514 int match, int userId) { 8515 if (!sUserManager.exists(userId)) 8516 return null; 8517 final PackageParser.ProviderIntentInfo info = filter; 8518 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8519 return null; 8520 } 8521 final PackageParser.Provider provider = info.provider; 8522 if (mSafeMode && (provider.info.applicationInfo.flags 8523 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8524 return null; 8525 } 8526 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8527 if (ps == null) { 8528 return null; 8529 } 8530 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8531 ps.readUserState(userId), userId); 8532 if (pi == null) { 8533 return null; 8534 } 8535 final ResolveInfo res = new ResolveInfo(); 8536 res.providerInfo = pi; 8537 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8538 res.filter = filter; 8539 } 8540 res.priority = info.getPriority(); 8541 res.preferredOrder = provider.owner.mPreferredOrder; 8542 res.match = match; 8543 res.isDefault = info.hasDefault; 8544 res.labelRes = info.labelRes; 8545 res.nonLocalizedLabel = info.nonLocalizedLabel; 8546 res.icon = info.icon; 8547 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8548 return res; 8549 } 8550 8551 @Override 8552 protected void sortResults(List<ResolveInfo> results) { 8553 Collections.sort(results, mResolvePrioritySorter); 8554 } 8555 8556 @Override 8557 protected void dumpFilter(PrintWriter out, String prefix, 8558 PackageParser.ProviderIntentInfo filter) { 8559 out.print(prefix); 8560 out.print( 8561 Integer.toHexString(System.identityHashCode(filter.provider))); 8562 out.print(' '); 8563 filter.provider.printComponentShortName(out); 8564 out.print(" filter "); 8565 out.println(Integer.toHexString(System.identityHashCode(filter))); 8566 } 8567 8568 @Override 8569 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8570 return filter.provider; 8571 } 8572 8573 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8574 PackageParser.Provider provider = (PackageParser.Provider)label; 8575 out.print(prefix); out.print( 8576 Integer.toHexString(System.identityHashCode(provider))); 8577 out.print(' '); 8578 provider.printComponentShortName(out); 8579 if (count > 1) { 8580 out.print(" ("); out.print(count); out.print(" filters)"); 8581 } 8582 out.println(); 8583 } 8584 8585 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8586 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8587 private int mFlags; 8588 }; 8589 8590 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8591 new Comparator<ResolveInfo>() { 8592 public int compare(ResolveInfo r1, ResolveInfo r2) { 8593 int v1 = r1.priority; 8594 int v2 = r2.priority; 8595 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8596 if (v1 != v2) { 8597 return (v1 > v2) ? -1 : 1; 8598 } 8599 v1 = r1.preferredOrder; 8600 v2 = r2.preferredOrder; 8601 if (v1 != v2) { 8602 return (v1 > v2) ? -1 : 1; 8603 } 8604 if (r1.isDefault != r2.isDefault) { 8605 return r1.isDefault ? -1 : 1; 8606 } 8607 v1 = r1.match; 8608 v2 = r2.match; 8609 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8610 if (v1 != v2) { 8611 return (v1 > v2) ? -1 : 1; 8612 } 8613 if (r1.system != r2.system) { 8614 return r1.system ? -1 : 1; 8615 } 8616 return 0; 8617 } 8618 }; 8619 8620 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8621 new Comparator<ProviderInfo>() { 8622 public int compare(ProviderInfo p1, ProviderInfo p2) { 8623 final int v1 = p1.initOrder; 8624 final int v2 = p2.initOrder; 8625 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8626 } 8627 }; 8628 8629 final void sendPackageBroadcast(final String action, final String pkg, 8630 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8631 final int[] userIds) { 8632 mHandler.post(new Runnable() { 8633 @Override 8634 public void run() { 8635 try { 8636 final IActivityManager am = ActivityManagerNative.getDefault(); 8637 if (am == null) return; 8638 final int[] resolvedUserIds; 8639 if (userIds == null) { 8640 resolvedUserIds = am.getRunningUserIds(); 8641 } else { 8642 resolvedUserIds = userIds; 8643 } 8644 for (int id : resolvedUserIds) { 8645 final Intent intent = new Intent(action, 8646 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8647 if (extras != null) { 8648 intent.putExtras(extras); 8649 } 8650 if (targetPkg != null) { 8651 intent.setPackage(targetPkg); 8652 } 8653 // Modify the UID when posting to other users 8654 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8655 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8656 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8657 intent.putExtra(Intent.EXTRA_UID, uid); 8658 } 8659 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8660 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8661 if (DEBUG_BROADCASTS) { 8662 RuntimeException here = new RuntimeException("here"); 8663 here.fillInStackTrace(); 8664 Slog.d(TAG, "Sending to user " + id + ": " 8665 + intent.toShortString(false, true, false, false) 8666 + " " + intent.getExtras(), here); 8667 } 8668 am.broadcastIntent(null, intent, null, finishedReceiver, 8669 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8670 finishedReceiver != null, false, id); 8671 } 8672 } catch (RemoteException ex) { 8673 } 8674 } 8675 }); 8676 } 8677 8678 /** 8679 * Check if the external storage media is available. This is true if there 8680 * is a mounted external storage medium or if the external storage is 8681 * emulated. 8682 */ 8683 private boolean isExternalMediaAvailable() { 8684 return mMediaMounted || Environment.isExternalStorageEmulated(); 8685 } 8686 8687 @Override 8688 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8689 // writer 8690 synchronized (mPackages) { 8691 if (!isExternalMediaAvailable()) { 8692 // If the external storage is no longer mounted at this point, 8693 // the caller may not have been able to delete all of this 8694 // packages files and can not delete any more. Bail. 8695 return null; 8696 } 8697 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8698 if (lastPackage != null) { 8699 pkgs.remove(lastPackage); 8700 } 8701 if (pkgs.size() > 0) { 8702 return pkgs.get(0); 8703 } 8704 } 8705 return null; 8706 } 8707 8708 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8709 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8710 userId, andCode ? 1 : 0, packageName); 8711 if (mSystemReady) { 8712 msg.sendToTarget(); 8713 } else { 8714 if (mPostSystemReadyMessages == null) { 8715 mPostSystemReadyMessages = new ArrayList<>(); 8716 } 8717 mPostSystemReadyMessages.add(msg); 8718 } 8719 } 8720 8721 void startCleaningPackages() { 8722 // reader 8723 synchronized (mPackages) { 8724 if (!isExternalMediaAvailable()) { 8725 return; 8726 } 8727 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8728 return; 8729 } 8730 } 8731 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8732 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8733 IActivityManager am = ActivityManagerNative.getDefault(); 8734 if (am != null) { 8735 try { 8736 am.startService(null, intent, null, UserHandle.USER_OWNER); 8737 } catch (RemoteException e) { 8738 } 8739 } 8740 } 8741 8742 @Override 8743 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8744 int installFlags, String installerPackageName, VerificationParams verificationParams, 8745 String packageAbiOverride) { 8746 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8747 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8748 } 8749 8750 @Override 8751 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8752 int installFlags, String installerPackageName, VerificationParams verificationParams, 8753 String packageAbiOverride, int userId) { 8754 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8755 8756 final int callingUid = Binder.getCallingUid(); 8757 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8758 8759 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8760 try { 8761 if (observer != null) { 8762 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8763 } 8764 } catch (RemoteException re) { 8765 } 8766 return; 8767 } 8768 8769 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8770 installFlags |= PackageManager.INSTALL_FROM_ADB; 8771 8772 } else { 8773 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8774 // about installerPackageName. 8775 8776 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8777 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8778 } 8779 8780 UserHandle user; 8781 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8782 user = UserHandle.ALL; 8783 } else { 8784 user = new UserHandle(userId); 8785 } 8786 8787 // Only system components can circumvent runtime permissions when installing. 8788 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8789 && mContext.checkCallingOrSelfPermission(Manifest.permission 8790 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8791 throw new SecurityException("You need the " 8792 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8793 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8794 } 8795 8796 verificationParams.setInstallerUid(callingUid); 8797 8798 final File originFile = new File(originPath); 8799 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8800 8801 final Message msg = mHandler.obtainMessage(INIT_COPY); 8802 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 8803 null, verificationParams, user, packageAbiOverride); 8804 mHandler.sendMessage(msg); 8805 } 8806 8807 void installStage(String packageName, File stagedDir, String stagedCid, 8808 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8809 String installerPackageName, int installerUid, UserHandle user) { 8810 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8811 params.referrerUri, installerUid, null); 8812 8813 final OriginInfo origin; 8814 if (stagedDir != null) { 8815 origin = OriginInfo.fromStagedFile(stagedDir); 8816 } else { 8817 origin = OriginInfo.fromStagedContainer(stagedCid); 8818 } 8819 8820 final Message msg = mHandler.obtainMessage(INIT_COPY); 8821 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 8822 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8823 mHandler.sendMessage(msg); 8824 } 8825 8826 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8827 Bundle extras = new Bundle(1); 8828 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8829 8830 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8831 packageName, extras, null, null, new int[] {userId}); 8832 try { 8833 IActivityManager am = ActivityManagerNative.getDefault(); 8834 final boolean isSystem = 8835 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8836 if (isSystem && am.isUserRunning(userId, false)) { 8837 // The just-installed/enabled app is bundled on the system, so presumed 8838 // to be able to run automatically without needing an explicit launch. 8839 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8840 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8841 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8842 .setPackage(packageName); 8843 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8844 android.app.AppOpsManager.OP_NONE, false, false, userId); 8845 } 8846 } catch (RemoteException e) { 8847 // shouldn't happen 8848 Slog.w(TAG, "Unable to bootstrap installed package", e); 8849 } 8850 } 8851 8852 @Override 8853 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8854 int userId) { 8855 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8856 PackageSetting pkgSetting; 8857 final int uid = Binder.getCallingUid(); 8858 enforceCrossUserPermission(uid, userId, true, true, 8859 "setApplicationHiddenSetting for user " + userId); 8860 8861 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8862 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8863 return false; 8864 } 8865 8866 long callingId = Binder.clearCallingIdentity(); 8867 try { 8868 boolean sendAdded = false; 8869 boolean sendRemoved = false; 8870 // writer 8871 synchronized (mPackages) { 8872 pkgSetting = mSettings.mPackages.get(packageName); 8873 if (pkgSetting == null) { 8874 return false; 8875 } 8876 if (pkgSetting.getHidden(userId) != hidden) { 8877 pkgSetting.setHidden(hidden, userId); 8878 mSettings.writePackageRestrictionsLPr(userId); 8879 if (hidden) { 8880 sendRemoved = true; 8881 } else { 8882 sendAdded = true; 8883 } 8884 } 8885 } 8886 if (sendAdded) { 8887 sendPackageAddedForUser(packageName, pkgSetting, userId); 8888 return true; 8889 } 8890 if (sendRemoved) { 8891 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8892 "hiding pkg"); 8893 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8894 } 8895 } finally { 8896 Binder.restoreCallingIdentity(callingId); 8897 } 8898 return false; 8899 } 8900 8901 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8902 int userId) { 8903 final PackageRemovedInfo info = new PackageRemovedInfo(); 8904 info.removedPackage = packageName; 8905 info.removedUsers = new int[] {userId}; 8906 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8907 info.sendBroadcast(false, false, false); 8908 } 8909 8910 /** 8911 * Returns true if application is not found or there was an error. Otherwise it returns 8912 * the hidden state of the package for the given user. 8913 */ 8914 @Override 8915 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8916 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8917 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8918 false, "getApplicationHidden for user " + userId); 8919 PackageSetting pkgSetting; 8920 long callingId = Binder.clearCallingIdentity(); 8921 try { 8922 // writer 8923 synchronized (mPackages) { 8924 pkgSetting = mSettings.mPackages.get(packageName); 8925 if (pkgSetting == null) { 8926 return true; 8927 } 8928 return pkgSetting.getHidden(userId); 8929 } 8930 } finally { 8931 Binder.restoreCallingIdentity(callingId); 8932 } 8933 } 8934 8935 /** 8936 * @hide 8937 */ 8938 @Override 8939 public int installExistingPackageAsUser(String packageName, int userId) { 8940 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8941 null); 8942 PackageSetting pkgSetting; 8943 final int uid = Binder.getCallingUid(); 8944 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8945 + userId); 8946 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8947 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8948 } 8949 8950 long callingId = Binder.clearCallingIdentity(); 8951 try { 8952 boolean sendAdded = false; 8953 8954 // writer 8955 synchronized (mPackages) { 8956 pkgSetting = mSettings.mPackages.get(packageName); 8957 if (pkgSetting == null) { 8958 return PackageManager.INSTALL_FAILED_INVALID_URI; 8959 } 8960 if (!pkgSetting.getInstalled(userId)) { 8961 pkgSetting.setInstalled(true, userId); 8962 pkgSetting.setHidden(false, userId); 8963 mSettings.writePackageRestrictionsLPr(userId); 8964 sendAdded = true; 8965 } 8966 } 8967 8968 if (sendAdded) { 8969 sendPackageAddedForUser(packageName, pkgSetting, userId); 8970 } 8971 } finally { 8972 Binder.restoreCallingIdentity(callingId); 8973 } 8974 8975 return PackageManager.INSTALL_SUCCEEDED; 8976 } 8977 8978 boolean isUserRestricted(int userId, String restrictionKey) { 8979 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8980 if (restrictions.getBoolean(restrictionKey, false)) { 8981 Log.w(TAG, "User is restricted: " + restrictionKey); 8982 return true; 8983 } 8984 return false; 8985 } 8986 8987 @Override 8988 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8989 mContext.enforceCallingOrSelfPermission( 8990 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8991 "Only package verification agents can verify applications"); 8992 8993 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8994 final PackageVerificationResponse response = new PackageVerificationResponse( 8995 verificationCode, Binder.getCallingUid()); 8996 msg.arg1 = id; 8997 msg.obj = response; 8998 mHandler.sendMessage(msg); 8999 } 9000 9001 @Override 9002 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9003 long millisecondsToDelay) { 9004 mContext.enforceCallingOrSelfPermission( 9005 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9006 "Only package verification agents can extend verification timeouts"); 9007 9008 final PackageVerificationState state = mPendingVerification.get(id); 9009 final PackageVerificationResponse response = new PackageVerificationResponse( 9010 verificationCodeAtTimeout, Binder.getCallingUid()); 9011 9012 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9013 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9014 } 9015 if (millisecondsToDelay < 0) { 9016 millisecondsToDelay = 0; 9017 } 9018 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9019 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9020 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9021 } 9022 9023 if ((state != null) && !state.timeoutExtended()) { 9024 state.extendTimeout(); 9025 9026 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9027 msg.arg1 = id; 9028 msg.obj = response; 9029 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9030 } 9031 } 9032 9033 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9034 int verificationCode, UserHandle user) { 9035 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9036 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9037 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9038 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9039 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9040 9041 mContext.sendBroadcastAsUser(intent, user, 9042 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9043 } 9044 9045 private ComponentName matchComponentForVerifier(String packageName, 9046 List<ResolveInfo> receivers) { 9047 ActivityInfo targetReceiver = null; 9048 9049 final int NR = receivers.size(); 9050 for (int i = 0; i < NR; i++) { 9051 final ResolveInfo info = receivers.get(i); 9052 if (info.activityInfo == null) { 9053 continue; 9054 } 9055 9056 if (packageName.equals(info.activityInfo.packageName)) { 9057 targetReceiver = info.activityInfo; 9058 break; 9059 } 9060 } 9061 9062 if (targetReceiver == null) { 9063 return null; 9064 } 9065 9066 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9067 } 9068 9069 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9070 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9071 if (pkgInfo.verifiers.length == 0) { 9072 return null; 9073 } 9074 9075 final int N = pkgInfo.verifiers.length; 9076 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9077 for (int i = 0; i < N; i++) { 9078 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9079 9080 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9081 receivers); 9082 if (comp == null) { 9083 continue; 9084 } 9085 9086 final int verifierUid = getUidForVerifier(verifierInfo); 9087 if (verifierUid == -1) { 9088 continue; 9089 } 9090 9091 if (DEBUG_VERIFY) { 9092 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9093 + " with the correct signature"); 9094 } 9095 sufficientVerifiers.add(comp); 9096 verificationState.addSufficientVerifier(verifierUid); 9097 } 9098 9099 return sufficientVerifiers; 9100 } 9101 9102 private int getUidForVerifier(VerifierInfo verifierInfo) { 9103 synchronized (mPackages) { 9104 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9105 if (pkg == null) { 9106 return -1; 9107 } else if (pkg.mSignatures.length != 1) { 9108 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9109 + " has more than one signature; ignoring"); 9110 return -1; 9111 } 9112 9113 /* 9114 * If the public key of the package's signature does not match 9115 * our expected public key, then this is a different package and 9116 * we should skip. 9117 */ 9118 9119 final byte[] expectedPublicKey; 9120 try { 9121 final Signature verifierSig = pkg.mSignatures[0]; 9122 final PublicKey publicKey = verifierSig.getPublicKey(); 9123 expectedPublicKey = publicKey.getEncoded(); 9124 } catch (CertificateException e) { 9125 return -1; 9126 } 9127 9128 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9129 9130 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9131 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9132 + " does not have the expected public key; ignoring"); 9133 return -1; 9134 } 9135 9136 return pkg.applicationInfo.uid; 9137 } 9138 } 9139 9140 @Override 9141 public void finishPackageInstall(int token) { 9142 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9143 9144 if (DEBUG_INSTALL) { 9145 Slog.v(TAG, "BM finishing package install for " + token); 9146 } 9147 9148 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9149 mHandler.sendMessage(msg); 9150 } 9151 9152 /** 9153 * Get the verification agent timeout. 9154 * 9155 * @return verification timeout in milliseconds 9156 */ 9157 private long getVerificationTimeout() { 9158 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9159 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9160 DEFAULT_VERIFICATION_TIMEOUT); 9161 } 9162 9163 /** 9164 * Get the default verification agent response code. 9165 * 9166 * @return default verification response code 9167 */ 9168 private int getDefaultVerificationResponse() { 9169 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9170 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9171 DEFAULT_VERIFICATION_RESPONSE); 9172 } 9173 9174 /** 9175 * Check whether or not package verification has been enabled. 9176 * 9177 * @return true if verification should be performed 9178 */ 9179 private boolean isVerificationEnabled(int userId, int installFlags) { 9180 if (!DEFAULT_VERIFY_ENABLE) { 9181 return false; 9182 } 9183 9184 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9185 9186 // Check if installing from ADB 9187 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9188 // Do not run verification in a test harness environment 9189 if (ActivityManager.isRunningInTestHarness()) { 9190 return false; 9191 } 9192 if (ensureVerifyAppsEnabled) { 9193 return true; 9194 } 9195 // Check if the developer does not want package verification for ADB installs 9196 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9197 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9198 return false; 9199 } 9200 } 9201 9202 if (ensureVerifyAppsEnabled) { 9203 return true; 9204 } 9205 9206 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9207 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9208 } 9209 9210 @Override 9211 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9212 throws RemoteException { 9213 mContext.enforceCallingOrSelfPermission( 9214 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9215 "Only intentfilter verification agents can verify applications"); 9216 9217 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9218 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9219 Binder.getCallingUid(), verificationCode, failedDomains); 9220 msg.arg1 = id; 9221 msg.obj = response; 9222 mHandler.sendMessage(msg); 9223 } 9224 9225 @Override 9226 public int getIntentVerificationStatus(String packageName, int userId) { 9227 synchronized (mPackages) { 9228 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9229 } 9230 } 9231 9232 @Override 9233 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9234 boolean result = false; 9235 synchronized (mPackages) { 9236 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9237 } 9238 if (result) { 9239 scheduleWritePackageRestrictionsLocked(userId); 9240 } 9241 return result; 9242 } 9243 9244 @Override 9245 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9246 synchronized (mPackages) { 9247 return mSettings.getIntentFilterVerificationsLPr(packageName); 9248 } 9249 } 9250 9251 @Override 9252 public List<IntentFilter> getAllIntentFilters(String packageName) { 9253 if (TextUtils.isEmpty(packageName)) { 9254 return Collections.<IntentFilter>emptyList(); 9255 } 9256 synchronized (mPackages) { 9257 PackageParser.Package pkg = mPackages.get(packageName); 9258 if (pkg == null || pkg.activities == null) { 9259 return Collections.<IntentFilter>emptyList(); 9260 } 9261 final int count = pkg.activities.size(); 9262 ArrayList<IntentFilter> result = new ArrayList<>(); 9263 for (int n=0; n<count; n++) { 9264 PackageParser.Activity activity = pkg.activities.get(n); 9265 if (activity.intents != null || activity.intents.size() > 0) { 9266 result.addAll(activity.intents); 9267 } 9268 } 9269 return result; 9270 } 9271 } 9272 9273 @Override 9274 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9275 synchronized (mPackages) { 9276 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9277 if (packageName != null) { 9278 result |= updateIntentVerificationStatus(packageName, 9279 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9280 UserHandle.myUserId()); 9281 } 9282 return result; 9283 } 9284 } 9285 9286 @Override 9287 public String getDefaultBrowserPackageName(int userId) { 9288 synchronized (mPackages) { 9289 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9290 } 9291 } 9292 9293 /** 9294 * Get the "allow unknown sources" setting. 9295 * 9296 * @return the current "allow unknown sources" setting 9297 */ 9298 private int getUnknownSourcesSettings() { 9299 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9300 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9301 -1); 9302 } 9303 9304 @Override 9305 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9306 final int uid = Binder.getCallingUid(); 9307 // writer 9308 synchronized (mPackages) { 9309 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9310 if (targetPackageSetting == null) { 9311 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9312 } 9313 9314 PackageSetting installerPackageSetting; 9315 if (installerPackageName != null) { 9316 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9317 if (installerPackageSetting == null) { 9318 throw new IllegalArgumentException("Unknown installer package: " 9319 + installerPackageName); 9320 } 9321 } else { 9322 installerPackageSetting = null; 9323 } 9324 9325 Signature[] callerSignature; 9326 Object obj = mSettings.getUserIdLPr(uid); 9327 if (obj != null) { 9328 if (obj instanceof SharedUserSetting) { 9329 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9330 } else if (obj instanceof PackageSetting) { 9331 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9332 } else { 9333 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9334 } 9335 } else { 9336 throw new SecurityException("Unknown calling uid " + uid); 9337 } 9338 9339 // Verify: can't set installerPackageName to a package that is 9340 // not signed with the same cert as the caller. 9341 if (installerPackageSetting != null) { 9342 if (compareSignatures(callerSignature, 9343 installerPackageSetting.signatures.mSignatures) 9344 != PackageManager.SIGNATURE_MATCH) { 9345 throw new SecurityException( 9346 "Caller does not have same cert as new installer package " 9347 + installerPackageName); 9348 } 9349 } 9350 9351 // Verify: if target already has an installer package, it must 9352 // be signed with the same cert as the caller. 9353 if (targetPackageSetting.installerPackageName != null) { 9354 PackageSetting setting = mSettings.mPackages.get( 9355 targetPackageSetting.installerPackageName); 9356 // If the currently set package isn't valid, then it's always 9357 // okay to change it. 9358 if (setting != null) { 9359 if (compareSignatures(callerSignature, 9360 setting.signatures.mSignatures) 9361 != PackageManager.SIGNATURE_MATCH) { 9362 throw new SecurityException( 9363 "Caller does not have same cert as old installer package " 9364 + targetPackageSetting.installerPackageName); 9365 } 9366 } 9367 } 9368 9369 // Okay! 9370 targetPackageSetting.installerPackageName = installerPackageName; 9371 scheduleWriteSettingsLocked(); 9372 } 9373 } 9374 9375 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9376 // Queue up an async operation since the package installation may take a little while. 9377 mHandler.post(new Runnable() { 9378 public void run() { 9379 mHandler.removeCallbacks(this); 9380 // Result object to be returned 9381 PackageInstalledInfo res = new PackageInstalledInfo(); 9382 res.returnCode = currentStatus; 9383 res.uid = -1; 9384 res.pkg = null; 9385 res.removedInfo = new PackageRemovedInfo(); 9386 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9387 args.doPreInstall(res.returnCode); 9388 synchronized (mInstallLock) { 9389 installPackageLI(args, res); 9390 } 9391 args.doPostInstall(res.returnCode, res.uid); 9392 } 9393 9394 // A restore should be performed at this point if (a) the install 9395 // succeeded, (b) the operation is not an update, and (c) the new 9396 // package has not opted out of backup participation. 9397 final boolean update = res.removedInfo.removedPackage != null; 9398 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9399 boolean doRestore = !update 9400 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9401 9402 // Set up the post-install work request bookkeeping. This will be used 9403 // and cleaned up by the post-install event handling regardless of whether 9404 // there's a restore pass performed. Token values are >= 1. 9405 int token; 9406 if (mNextInstallToken < 0) mNextInstallToken = 1; 9407 token = mNextInstallToken++; 9408 9409 PostInstallData data = new PostInstallData(args, res); 9410 mRunningInstalls.put(token, data); 9411 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9412 9413 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9414 // Pass responsibility to the Backup Manager. It will perform a 9415 // restore if appropriate, then pass responsibility back to the 9416 // Package Manager to run the post-install observer callbacks 9417 // and broadcasts. 9418 IBackupManager bm = IBackupManager.Stub.asInterface( 9419 ServiceManager.getService(Context.BACKUP_SERVICE)); 9420 if (bm != null) { 9421 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9422 + " to BM for possible restore"); 9423 try { 9424 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9425 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9426 } else { 9427 doRestore = false; 9428 } 9429 } catch (RemoteException e) { 9430 // can't happen; the backup manager is local 9431 } catch (Exception e) { 9432 Slog.e(TAG, "Exception trying to enqueue restore", e); 9433 doRestore = false; 9434 } 9435 } else { 9436 Slog.e(TAG, "Backup Manager not found!"); 9437 doRestore = false; 9438 } 9439 } 9440 9441 if (!doRestore) { 9442 // No restore possible, or the Backup Manager was mysteriously not 9443 // available -- just fire the post-install work request directly. 9444 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9445 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9446 mHandler.sendMessage(msg); 9447 } 9448 } 9449 }); 9450 } 9451 9452 private abstract class HandlerParams { 9453 private static final int MAX_RETRIES = 4; 9454 9455 /** 9456 * Number of times startCopy() has been attempted and had a non-fatal 9457 * error. 9458 */ 9459 private int mRetries = 0; 9460 9461 /** User handle for the user requesting the information or installation. */ 9462 private final UserHandle mUser; 9463 9464 HandlerParams(UserHandle user) { 9465 mUser = user; 9466 } 9467 9468 UserHandle getUser() { 9469 return mUser; 9470 } 9471 9472 final boolean startCopy() { 9473 boolean res; 9474 try { 9475 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9476 9477 if (++mRetries > MAX_RETRIES) { 9478 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9479 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9480 handleServiceError(); 9481 return false; 9482 } else { 9483 handleStartCopy(); 9484 res = true; 9485 } 9486 } catch (RemoteException e) { 9487 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9488 mHandler.sendEmptyMessage(MCS_RECONNECT); 9489 res = false; 9490 } 9491 handleReturnCode(); 9492 return res; 9493 } 9494 9495 final void serviceError() { 9496 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9497 handleServiceError(); 9498 handleReturnCode(); 9499 } 9500 9501 abstract void handleStartCopy() throws RemoteException; 9502 abstract void handleServiceError(); 9503 abstract void handleReturnCode(); 9504 } 9505 9506 class MeasureParams extends HandlerParams { 9507 private final PackageStats mStats; 9508 private boolean mSuccess; 9509 9510 private final IPackageStatsObserver mObserver; 9511 9512 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9513 super(new UserHandle(stats.userHandle)); 9514 mObserver = observer; 9515 mStats = stats; 9516 } 9517 9518 @Override 9519 public String toString() { 9520 return "MeasureParams{" 9521 + Integer.toHexString(System.identityHashCode(this)) 9522 + " " + mStats.packageName + "}"; 9523 } 9524 9525 @Override 9526 void handleStartCopy() throws RemoteException { 9527 synchronized (mInstallLock) { 9528 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9529 } 9530 9531 if (mSuccess) { 9532 final boolean mounted; 9533 if (Environment.isExternalStorageEmulated()) { 9534 mounted = true; 9535 } else { 9536 final String status = Environment.getExternalStorageState(); 9537 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9538 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9539 } 9540 9541 if (mounted) { 9542 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9543 9544 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9545 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9546 9547 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9548 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9549 9550 // Always subtract cache size, since it's a subdirectory 9551 mStats.externalDataSize -= mStats.externalCacheSize; 9552 9553 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9554 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9555 9556 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9557 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9558 } 9559 } 9560 } 9561 9562 @Override 9563 void handleReturnCode() { 9564 if (mObserver != null) { 9565 try { 9566 mObserver.onGetStatsCompleted(mStats, mSuccess); 9567 } catch (RemoteException e) { 9568 Slog.i(TAG, "Observer no longer exists."); 9569 } 9570 } 9571 } 9572 9573 @Override 9574 void handleServiceError() { 9575 Slog.e(TAG, "Could not measure application " + mStats.packageName 9576 + " external storage"); 9577 } 9578 } 9579 9580 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9581 throws RemoteException { 9582 long result = 0; 9583 for (File path : paths) { 9584 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9585 } 9586 return result; 9587 } 9588 9589 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9590 for (File path : paths) { 9591 try { 9592 mcs.clearDirectory(path.getAbsolutePath()); 9593 } catch (RemoteException e) { 9594 } 9595 } 9596 } 9597 9598 static class OriginInfo { 9599 /** 9600 * Location where install is coming from, before it has been 9601 * copied/renamed into place. This could be a single monolithic APK 9602 * file, or a cluster directory. This location may be untrusted. 9603 */ 9604 final File file; 9605 final String cid; 9606 9607 /** 9608 * Flag indicating that {@link #file} or {@link #cid} has already been 9609 * staged, meaning downstream users don't need to defensively copy the 9610 * contents. 9611 */ 9612 final boolean staged; 9613 9614 /** 9615 * Flag indicating that {@link #file} or {@link #cid} is an already 9616 * installed app that is being moved. 9617 */ 9618 final boolean existing; 9619 9620 final String resolvedPath; 9621 final File resolvedFile; 9622 9623 static OriginInfo fromNothing() { 9624 return new OriginInfo(null, null, false, false); 9625 } 9626 9627 static OriginInfo fromUntrustedFile(File file) { 9628 return new OriginInfo(file, null, false, false); 9629 } 9630 9631 static OriginInfo fromExistingFile(File file) { 9632 return new OriginInfo(file, null, false, true); 9633 } 9634 9635 static OriginInfo fromStagedFile(File file) { 9636 return new OriginInfo(file, null, true, false); 9637 } 9638 9639 static OriginInfo fromStagedContainer(String cid) { 9640 return new OriginInfo(null, cid, true, false); 9641 } 9642 9643 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9644 this.file = file; 9645 this.cid = cid; 9646 this.staged = staged; 9647 this.existing = existing; 9648 9649 if (cid != null) { 9650 resolvedPath = PackageHelper.getSdDir(cid); 9651 resolvedFile = new File(resolvedPath); 9652 } else if (file != null) { 9653 resolvedPath = file.getAbsolutePath(); 9654 resolvedFile = file; 9655 } else { 9656 resolvedPath = null; 9657 resolvedFile = null; 9658 } 9659 } 9660 } 9661 9662 class MoveInfo { 9663 final int moveId; 9664 final String fromUuid; 9665 final String toUuid; 9666 final String packageName; 9667 final String dataAppName; 9668 final int appId; 9669 final String seinfo; 9670 9671 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9672 String dataAppName, int appId, String seinfo) { 9673 this.moveId = moveId; 9674 this.fromUuid = fromUuid; 9675 this.toUuid = toUuid; 9676 this.packageName = packageName; 9677 this.dataAppName = dataAppName; 9678 this.appId = appId; 9679 this.seinfo = seinfo; 9680 } 9681 } 9682 9683 class InstallParams extends HandlerParams { 9684 final OriginInfo origin; 9685 final MoveInfo move; 9686 final IPackageInstallObserver2 observer; 9687 int installFlags; 9688 final String installerPackageName; 9689 final String volumeUuid; 9690 final VerificationParams verificationParams; 9691 private InstallArgs mArgs; 9692 private int mRet; 9693 final String packageAbiOverride; 9694 9695 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9696 int installFlags, String installerPackageName, String volumeUuid, 9697 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9698 super(user); 9699 this.origin = origin; 9700 this.move = move; 9701 this.observer = observer; 9702 this.installFlags = installFlags; 9703 this.installerPackageName = installerPackageName; 9704 this.volumeUuid = volumeUuid; 9705 this.verificationParams = verificationParams; 9706 this.packageAbiOverride = packageAbiOverride; 9707 } 9708 9709 @Override 9710 public String toString() { 9711 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9712 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9713 } 9714 9715 public ManifestDigest getManifestDigest() { 9716 if (verificationParams == null) { 9717 return null; 9718 } 9719 return verificationParams.getManifestDigest(); 9720 } 9721 9722 private int installLocationPolicy(PackageInfoLite pkgLite) { 9723 String packageName = pkgLite.packageName; 9724 int installLocation = pkgLite.installLocation; 9725 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9726 // reader 9727 synchronized (mPackages) { 9728 PackageParser.Package pkg = mPackages.get(packageName); 9729 if (pkg != null) { 9730 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9731 // Check for downgrading. 9732 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9733 try { 9734 checkDowngrade(pkg, pkgLite); 9735 } catch (PackageManagerException e) { 9736 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9737 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9738 } 9739 } 9740 // Check for updated system application. 9741 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9742 if (onSd) { 9743 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9744 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9745 } 9746 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9747 } else { 9748 if (onSd) { 9749 // Install flag overrides everything. 9750 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9751 } 9752 // If current upgrade specifies particular preference 9753 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9754 // Application explicitly specified internal. 9755 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9756 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9757 // App explictly prefers external. Let policy decide 9758 } else { 9759 // Prefer previous location 9760 if (isExternal(pkg)) { 9761 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9762 } 9763 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9764 } 9765 } 9766 } else { 9767 // Invalid install. Return error code 9768 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9769 } 9770 } 9771 } 9772 // All the special cases have been taken care of. 9773 // Return result based on recommended install location. 9774 if (onSd) { 9775 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9776 } 9777 return pkgLite.recommendedInstallLocation; 9778 } 9779 9780 /* 9781 * Invoke remote method to get package information and install 9782 * location values. Override install location based on default 9783 * policy if needed and then create install arguments based 9784 * on the install location. 9785 */ 9786 public void handleStartCopy() throws RemoteException { 9787 int ret = PackageManager.INSTALL_SUCCEEDED; 9788 9789 // If we're already staged, we've firmly committed to an install location 9790 if (origin.staged) { 9791 if (origin.file != null) { 9792 installFlags |= PackageManager.INSTALL_INTERNAL; 9793 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9794 } else if (origin.cid != null) { 9795 installFlags |= PackageManager.INSTALL_EXTERNAL; 9796 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9797 } else { 9798 throw new IllegalStateException("Invalid stage location"); 9799 } 9800 } 9801 9802 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9803 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9804 9805 PackageInfoLite pkgLite = null; 9806 9807 if (onInt && onSd) { 9808 // Check if both bits are set. 9809 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9810 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9811 } else { 9812 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9813 packageAbiOverride); 9814 9815 /* 9816 * If we have too little free space, try to free cache 9817 * before giving up. 9818 */ 9819 if (!origin.staged && pkgLite.recommendedInstallLocation 9820 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9821 // TODO: focus freeing disk space on the target device 9822 final StorageManager storage = StorageManager.from(mContext); 9823 final long lowThreshold = storage.getStorageLowBytes( 9824 Environment.getDataDirectory()); 9825 9826 final long sizeBytes = mContainerService.calculateInstalledSize( 9827 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9828 9829 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9830 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9831 installFlags, packageAbiOverride); 9832 } 9833 9834 /* 9835 * The cache free must have deleted the file we 9836 * downloaded to install. 9837 * 9838 * TODO: fix the "freeCache" call to not delete 9839 * the file we care about. 9840 */ 9841 if (pkgLite.recommendedInstallLocation 9842 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9843 pkgLite.recommendedInstallLocation 9844 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9845 } 9846 } 9847 } 9848 9849 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9850 int loc = pkgLite.recommendedInstallLocation; 9851 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9852 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9853 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9854 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9855 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9856 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9857 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9858 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9859 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9860 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9861 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9862 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9863 } else { 9864 // Override with defaults if needed. 9865 loc = installLocationPolicy(pkgLite); 9866 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9867 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9868 } else if (!onSd && !onInt) { 9869 // Override install location with flags 9870 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9871 // Set the flag to install on external media. 9872 installFlags |= PackageManager.INSTALL_EXTERNAL; 9873 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9874 } else { 9875 // Make sure the flag for installing on external 9876 // media is unset 9877 installFlags |= PackageManager.INSTALL_INTERNAL; 9878 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9879 } 9880 } 9881 } 9882 } 9883 9884 final InstallArgs args = createInstallArgs(this); 9885 mArgs = args; 9886 9887 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9888 /* 9889 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9890 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9891 */ 9892 int userIdentifier = getUser().getIdentifier(); 9893 if (userIdentifier == UserHandle.USER_ALL 9894 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9895 userIdentifier = UserHandle.USER_OWNER; 9896 } 9897 9898 /* 9899 * Determine if we have any installed package verifiers. If we 9900 * do, then we'll defer to them to verify the packages. 9901 */ 9902 final int requiredUid = mRequiredVerifierPackage == null ? -1 9903 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9904 if (!origin.existing && requiredUid != -1 9905 && isVerificationEnabled(userIdentifier, installFlags)) { 9906 final Intent verification = new Intent( 9907 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9908 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9909 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9910 PACKAGE_MIME_TYPE); 9911 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9912 9913 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9914 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9915 0 /* TODO: Which userId? */); 9916 9917 if (DEBUG_VERIFY) { 9918 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9919 + verification.toString() + " with " + pkgLite.verifiers.length 9920 + " optional verifiers"); 9921 } 9922 9923 final int verificationId = mPendingVerificationToken++; 9924 9925 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9926 9927 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9928 installerPackageName); 9929 9930 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9931 installFlags); 9932 9933 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9934 pkgLite.packageName); 9935 9936 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9937 pkgLite.versionCode); 9938 9939 if (verificationParams != null) { 9940 if (verificationParams.getVerificationURI() != null) { 9941 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9942 verificationParams.getVerificationURI()); 9943 } 9944 if (verificationParams.getOriginatingURI() != null) { 9945 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9946 verificationParams.getOriginatingURI()); 9947 } 9948 if (verificationParams.getReferrer() != null) { 9949 verification.putExtra(Intent.EXTRA_REFERRER, 9950 verificationParams.getReferrer()); 9951 } 9952 if (verificationParams.getOriginatingUid() >= 0) { 9953 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9954 verificationParams.getOriginatingUid()); 9955 } 9956 if (verificationParams.getInstallerUid() >= 0) { 9957 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9958 verificationParams.getInstallerUid()); 9959 } 9960 } 9961 9962 final PackageVerificationState verificationState = new PackageVerificationState( 9963 requiredUid, args); 9964 9965 mPendingVerification.append(verificationId, verificationState); 9966 9967 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9968 receivers, verificationState); 9969 9970 /* 9971 * If any sufficient verifiers were listed in the package 9972 * manifest, attempt to ask them. 9973 */ 9974 if (sufficientVerifiers != null) { 9975 final int N = sufficientVerifiers.size(); 9976 if (N == 0) { 9977 Slog.i(TAG, "Additional verifiers required, but none installed."); 9978 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9979 } else { 9980 for (int i = 0; i < N; i++) { 9981 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9982 9983 final Intent sufficientIntent = new Intent(verification); 9984 sufficientIntent.setComponent(verifierComponent); 9985 9986 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9987 } 9988 } 9989 } 9990 9991 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9992 mRequiredVerifierPackage, receivers); 9993 if (ret == PackageManager.INSTALL_SUCCEEDED 9994 && mRequiredVerifierPackage != null) { 9995 /* 9996 * Send the intent to the required verification agent, 9997 * but only start the verification timeout after the 9998 * target BroadcastReceivers have run. 9999 */ 10000 verification.setComponent(requiredVerifierComponent); 10001 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10002 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10003 new BroadcastReceiver() { 10004 @Override 10005 public void onReceive(Context context, Intent intent) { 10006 final Message msg = mHandler 10007 .obtainMessage(CHECK_PENDING_VERIFICATION); 10008 msg.arg1 = verificationId; 10009 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10010 } 10011 }, null, 0, null, null); 10012 10013 /* 10014 * We don't want the copy to proceed until verification 10015 * succeeds, so null out this field. 10016 */ 10017 mArgs = null; 10018 } 10019 } else { 10020 /* 10021 * No package verification is enabled, so immediately start 10022 * the remote call to initiate copy using temporary file. 10023 */ 10024 ret = args.copyApk(mContainerService, true); 10025 } 10026 } 10027 10028 mRet = ret; 10029 } 10030 10031 @Override 10032 void handleReturnCode() { 10033 // If mArgs is null, then MCS couldn't be reached. When it 10034 // reconnects, it will try again to install. At that point, this 10035 // will succeed. 10036 if (mArgs != null) { 10037 processPendingInstall(mArgs, mRet); 10038 } 10039 } 10040 10041 @Override 10042 void handleServiceError() { 10043 mArgs = createInstallArgs(this); 10044 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10045 } 10046 10047 public boolean isForwardLocked() { 10048 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10049 } 10050 } 10051 10052 /** 10053 * Used during creation of InstallArgs 10054 * 10055 * @param installFlags package installation flags 10056 * @return true if should be installed on external storage 10057 */ 10058 private static boolean installOnExternalAsec(int installFlags) { 10059 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10060 return false; 10061 } 10062 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10063 return true; 10064 } 10065 return false; 10066 } 10067 10068 /** 10069 * Used during creation of InstallArgs 10070 * 10071 * @param installFlags package installation flags 10072 * @return true if should be installed as forward locked 10073 */ 10074 private static boolean installForwardLocked(int installFlags) { 10075 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10076 } 10077 10078 private InstallArgs createInstallArgs(InstallParams params) { 10079 if (params.move != null) { 10080 return new MoveInstallArgs(params); 10081 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10082 return new AsecInstallArgs(params); 10083 } else { 10084 return new FileInstallArgs(params); 10085 } 10086 } 10087 10088 /** 10089 * Create args that describe an existing installed package. Typically used 10090 * when cleaning up old installs, or used as a move source. 10091 */ 10092 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10093 String resourcePath, String[] instructionSets) { 10094 final boolean isInAsec; 10095 if (installOnExternalAsec(installFlags)) { 10096 /* Apps on SD card are always in ASEC containers. */ 10097 isInAsec = true; 10098 } else if (installForwardLocked(installFlags) 10099 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10100 /* 10101 * Forward-locked apps are only in ASEC containers if they're the 10102 * new style 10103 */ 10104 isInAsec = true; 10105 } else { 10106 isInAsec = false; 10107 } 10108 10109 if (isInAsec) { 10110 return new AsecInstallArgs(codePath, instructionSets, 10111 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10112 } else { 10113 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10114 } 10115 } 10116 10117 static abstract class InstallArgs { 10118 /** @see InstallParams#origin */ 10119 final OriginInfo origin; 10120 /** @see InstallParams#move */ 10121 final MoveInfo move; 10122 10123 final IPackageInstallObserver2 observer; 10124 // Always refers to PackageManager flags only 10125 final int installFlags; 10126 final String installerPackageName; 10127 final String volumeUuid; 10128 final ManifestDigest manifestDigest; 10129 final UserHandle user; 10130 final String abiOverride; 10131 10132 // The list of instruction sets supported by this app. This is currently 10133 // only used during the rmdex() phase to clean up resources. We can get rid of this 10134 // if we move dex files under the common app path. 10135 /* nullable */ String[] instructionSets; 10136 10137 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10138 int installFlags, String installerPackageName, String volumeUuid, 10139 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10140 String abiOverride) { 10141 this.origin = origin; 10142 this.move = move; 10143 this.installFlags = installFlags; 10144 this.observer = observer; 10145 this.installerPackageName = installerPackageName; 10146 this.volumeUuid = volumeUuid; 10147 this.manifestDigest = manifestDigest; 10148 this.user = user; 10149 this.instructionSets = instructionSets; 10150 this.abiOverride = abiOverride; 10151 } 10152 10153 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10154 abstract int doPreInstall(int status); 10155 10156 /** 10157 * Rename package into final resting place. All paths on the given 10158 * scanned package should be updated to reflect the rename. 10159 */ 10160 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10161 abstract int doPostInstall(int status, int uid); 10162 10163 /** @see PackageSettingBase#codePathString */ 10164 abstract String getCodePath(); 10165 /** @see PackageSettingBase#resourcePathString */ 10166 abstract String getResourcePath(); 10167 10168 // Need installer lock especially for dex file removal. 10169 abstract void cleanUpResourcesLI(); 10170 abstract boolean doPostDeleteLI(boolean delete); 10171 10172 /** 10173 * Called before the source arguments are copied. This is used mostly 10174 * for MoveParams when it needs to read the source file to put it in the 10175 * destination. 10176 */ 10177 int doPreCopy() { 10178 return PackageManager.INSTALL_SUCCEEDED; 10179 } 10180 10181 /** 10182 * Called after the source arguments are copied. This is used mostly for 10183 * MoveParams when it needs to read the source file to put it in the 10184 * destination. 10185 * 10186 * @return 10187 */ 10188 int doPostCopy(int uid) { 10189 return PackageManager.INSTALL_SUCCEEDED; 10190 } 10191 10192 protected boolean isFwdLocked() { 10193 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10194 } 10195 10196 protected boolean isExternalAsec() { 10197 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10198 } 10199 10200 UserHandle getUser() { 10201 return user; 10202 } 10203 } 10204 10205 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10206 if (!allCodePaths.isEmpty()) { 10207 if (instructionSets == null) { 10208 throw new IllegalStateException("instructionSet == null"); 10209 } 10210 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10211 for (String codePath : allCodePaths) { 10212 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10213 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10214 if (retCode < 0) { 10215 Slog.w(TAG, "Couldn't remove dex file for package: " 10216 + " at location " + codePath + ", retcode=" + retCode); 10217 // we don't consider this to be a failure of the core package deletion 10218 } 10219 } 10220 } 10221 } 10222 } 10223 10224 /** 10225 * Logic to handle installation of non-ASEC applications, including copying 10226 * and renaming logic. 10227 */ 10228 class FileInstallArgs extends InstallArgs { 10229 private File codeFile; 10230 private File resourceFile; 10231 10232 // Example topology: 10233 // /data/app/com.example/base.apk 10234 // /data/app/com.example/split_foo.apk 10235 // /data/app/com.example/lib/arm/libfoo.so 10236 // /data/app/com.example/lib/arm64/libfoo.so 10237 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10238 10239 /** New install */ 10240 FileInstallArgs(InstallParams params) { 10241 super(params.origin, params.move, params.observer, params.installFlags, 10242 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10243 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10244 if (isFwdLocked()) { 10245 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10246 } 10247 } 10248 10249 /** Existing install */ 10250 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10251 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10252 null); 10253 this.codeFile = (codePath != null) ? new File(codePath) : null; 10254 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10255 } 10256 10257 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10258 if (origin.staged) { 10259 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10260 codeFile = origin.file; 10261 resourceFile = origin.file; 10262 return PackageManager.INSTALL_SUCCEEDED; 10263 } 10264 10265 try { 10266 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10267 codeFile = tempDir; 10268 resourceFile = tempDir; 10269 } catch (IOException e) { 10270 Slog.w(TAG, "Failed to create copy file: " + e); 10271 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10272 } 10273 10274 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10275 @Override 10276 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10277 if (!FileUtils.isValidExtFilename(name)) { 10278 throw new IllegalArgumentException("Invalid filename: " + name); 10279 } 10280 try { 10281 final File file = new File(codeFile, name); 10282 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10283 O_RDWR | O_CREAT, 0644); 10284 Os.chmod(file.getAbsolutePath(), 0644); 10285 return new ParcelFileDescriptor(fd); 10286 } catch (ErrnoException e) { 10287 throw new RemoteException("Failed to open: " + e.getMessage()); 10288 } 10289 } 10290 }; 10291 10292 int ret = PackageManager.INSTALL_SUCCEEDED; 10293 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10294 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10295 Slog.e(TAG, "Failed to copy package"); 10296 return ret; 10297 } 10298 10299 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10300 NativeLibraryHelper.Handle handle = null; 10301 try { 10302 handle = NativeLibraryHelper.Handle.create(codeFile); 10303 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10304 abiOverride); 10305 } catch (IOException e) { 10306 Slog.e(TAG, "Copying native libraries failed", e); 10307 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10308 } finally { 10309 IoUtils.closeQuietly(handle); 10310 } 10311 10312 return ret; 10313 } 10314 10315 int doPreInstall(int status) { 10316 if (status != PackageManager.INSTALL_SUCCEEDED) { 10317 cleanUp(); 10318 } 10319 return status; 10320 } 10321 10322 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10323 if (status != PackageManager.INSTALL_SUCCEEDED) { 10324 cleanUp(); 10325 return false; 10326 } 10327 10328 final File targetDir = codeFile.getParentFile(); 10329 final File beforeCodeFile = codeFile; 10330 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10331 10332 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10333 try { 10334 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10335 } catch (ErrnoException e) { 10336 Slog.d(TAG, "Failed to rename", e); 10337 return false; 10338 } 10339 10340 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10341 Slog.d(TAG, "Failed to restorecon"); 10342 return false; 10343 } 10344 10345 // Reflect the rename internally 10346 codeFile = afterCodeFile; 10347 resourceFile = afterCodeFile; 10348 10349 // Reflect the rename in scanned details 10350 pkg.codePath = afterCodeFile.getAbsolutePath(); 10351 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10352 pkg.baseCodePath); 10353 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10354 pkg.splitCodePaths); 10355 10356 // Reflect the rename in app info 10357 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10358 pkg.applicationInfo.setCodePath(pkg.codePath); 10359 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10360 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10361 pkg.applicationInfo.setResourcePath(pkg.codePath); 10362 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10363 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10364 10365 return true; 10366 } 10367 10368 int doPostInstall(int status, int uid) { 10369 if (status != PackageManager.INSTALL_SUCCEEDED) { 10370 cleanUp(); 10371 } 10372 return status; 10373 } 10374 10375 @Override 10376 String getCodePath() { 10377 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10378 } 10379 10380 @Override 10381 String getResourcePath() { 10382 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10383 } 10384 10385 private boolean cleanUp() { 10386 if (codeFile == null || !codeFile.exists()) { 10387 return false; 10388 } 10389 10390 if (codeFile.isDirectory()) { 10391 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10392 } else { 10393 codeFile.delete(); 10394 } 10395 10396 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10397 resourceFile.delete(); 10398 } 10399 10400 return true; 10401 } 10402 10403 void cleanUpResourcesLI() { 10404 // Try enumerating all code paths before deleting 10405 List<String> allCodePaths = Collections.EMPTY_LIST; 10406 if (codeFile != null && codeFile.exists()) { 10407 try { 10408 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10409 allCodePaths = pkg.getAllCodePaths(); 10410 } catch (PackageParserException e) { 10411 // Ignored; we tried our best 10412 } 10413 } 10414 10415 cleanUp(); 10416 removeDexFiles(allCodePaths, instructionSets); 10417 } 10418 10419 boolean doPostDeleteLI(boolean delete) { 10420 // XXX err, shouldn't we respect the delete flag? 10421 cleanUpResourcesLI(); 10422 return true; 10423 } 10424 } 10425 10426 private boolean isAsecExternal(String cid) { 10427 final String asecPath = PackageHelper.getSdFilesystem(cid); 10428 return !asecPath.startsWith(mAsecInternalPath); 10429 } 10430 10431 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10432 PackageManagerException { 10433 if (copyRet < 0) { 10434 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10435 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10436 throw new PackageManagerException(copyRet, message); 10437 } 10438 } 10439 } 10440 10441 /** 10442 * Extract the MountService "container ID" from the full code path of an 10443 * .apk. 10444 */ 10445 static String cidFromCodePath(String fullCodePath) { 10446 int eidx = fullCodePath.lastIndexOf("/"); 10447 String subStr1 = fullCodePath.substring(0, eidx); 10448 int sidx = subStr1.lastIndexOf("/"); 10449 return subStr1.substring(sidx+1, eidx); 10450 } 10451 10452 /** 10453 * Logic to handle installation of ASEC applications, including copying and 10454 * renaming logic. 10455 */ 10456 class AsecInstallArgs extends InstallArgs { 10457 static final String RES_FILE_NAME = "pkg.apk"; 10458 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10459 10460 String cid; 10461 String packagePath; 10462 String resourcePath; 10463 10464 /** New install */ 10465 AsecInstallArgs(InstallParams params) { 10466 super(params.origin, params.move, params.observer, params.installFlags, 10467 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10468 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10469 } 10470 10471 /** Existing install */ 10472 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10473 boolean isExternal, boolean isForwardLocked) { 10474 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10475 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10476 instructionSets, null); 10477 // Hackily pretend we're still looking at a full code path 10478 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10479 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10480 } 10481 10482 // Extract cid from fullCodePath 10483 int eidx = fullCodePath.lastIndexOf("/"); 10484 String subStr1 = fullCodePath.substring(0, eidx); 10485 int sidx = subStr1.lastIndexOf("/"); 10486 cid = subStr1.substring(sidx+1, eidx); 10487 setMountPath(subStr1); 10488 } 10489 10490 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10491 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10492 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10493 instructionSets, null); 10494 this.cid = cid; 10495 setMountPath(PackageHelper.getSdDir(cid)); 10496 } 10497 10498 void createCopyFile() { 10499 cid = mInstallerService.allocateExternalStageCidLegacy(); 10500 } 10501 10502 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10503 if (origin.staged) { 10504 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10505 cid = origin.cid; 10506 setMountPath(PackageHelper.getSdDir(cid)); 10507 return PackageManager.INSTALL_SUCCEEDED; 10508 } 10509 10510 if (temp) { 10511 createCopyFile(); 10512 } else { 10513 /* 10514 * Pre-emptively destroy the container since it's destroyed if 10515 * copying fails due to it existing anyway. 10516 */ 10517 PackageHelper.destroySdDir(cid); 10518 } 10519 10520 final String newMountPath = imcs.copyPackageToContainer( 10521 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10522 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10523 10524 if (newMountPath != null) { 10525 setMountPath(newMountPath); 10526 return PackageManager.INSTALL_SUCCEEDED; 10527 } else { 10528 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10529 } 10530 } 10531 10532 @Override 10533 String getCodePath() { 10534 return packagePath; 10535 } 10536 10537 @Override 10538 String getResourcePath() { 10539 return resourcePath; 10540 } 10541 10542 int doPreInstall(int status) { 10543 if (status != PackageManager.INSTALL_SUCCEEDED) { 10544 // Destroy container 10545 PackageHelper.destroySdDir(cid); 10546 } else { 10547 boolean mounted = PackageHelper.isContainerMounted(cid); 10548 if (!mounted) { 10549 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10550 Process.SYSTEM_UID); 10551 if (newMountPath != null) { 10552 setMountPath(newMountPath); 10553 } else { 10554 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10555 } 10556 } 10557 } 10558 return status; 10559 } 10560 10561 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10562 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10563 String newMountPath = null; 10564 if (PackageHelper.isContainerMounted(cid)) { 10565 // Unmount the container 10566 if (!PackageHelper.unMountSdDir(cid)) { 10567 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10568 return false; 10569 } 10570 } 10571 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10572 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10573 " which might be stale. Will try to clean up."); 10574 // Clean up the stale container and proceed to recreate. 10575 if (!PackageHelper.destroySdDir(newCacheId)) { 10576 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10577 return false; 10578 } 10579 // Successfully cleaned up stale container. Try to rename again. 10580 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10581 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10582 + " inspite of cleaning it up."); 10583 return false; 10584 } 10585 } 10586 if (!PackageHelper.isContainerMounted(newCacheId)) { 10587 Slog.w(TAG, "Mounting container " + newCacheId); 10588 newMountPath = PackageHelper.mountSdDir(newCacheId, 10589 getEncryptKey(), Process.SYSTEM_UID); 10590 } else { 10591 newMountPath = PackageHelper.getSdDir(newCacheId); 10592 } 10593 if (newMountPath == null) { 10594 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10595 return false; 10596 } 10597 Log.i(TAG, "Succesfully renamed " + cid + 10598 " to " + newCacheId + 10599 " at new path: " + newMountPath); 10600 cid = newCacheId; 10601 10602 final File beforeCodeFile = new File(packagePath); 10603 setMountPath(newMountPath); 10604 final File afterCodeFile = new File(packagePath); 10605 10606 // Reflect the rename in scanned details 10607 pkg.codePath = afterCodeFile.getAbsolutePath(); 10608 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10609 pkg.baseCodePath); 10610 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10611 pkg.splitCodePaths); 10612 10613 // Reflect the rename in app info 10614 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10615 pkg.applicationInfo.setCodePath(pkg.codePath); 10616 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10617 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10618 pkg.applicationInfo.setResourcePath(pkg.codePath); 10619 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10620 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10621 10622 return true; 10623 } 10624 10625 private void setMountPath(String mountPath) { 10626 final File mountFile = new File(mountPath); 10627 10628 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10629 if (monolithicFile.exists()) { 10630 packagePath = monolithicFile.getAbsolutePath(); 10631 if (isFwdLocked()) { 10632 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10633 } else { 10634 resourcePath = packagePath; 10635 } 10636 } else { 10637 packagePath = mountFile.getAbsolutePath(); 10638 resourcePath = packagePath; 10639 } 10640 } 10641 10642 int doPostInstall(int status, int uid) { 10643 if (status != PackageManager.INSTALL_SUCCEEDED) { 10644 cleanUp(); 10645 } else { 10646 final int groupOwner; 10647 final String protectedFile; 10648 if (isFwdLocked()) { 10649 groupOwner = UserHandle.getSharedAppGid(uid); 10650 protectedFile = RES_FILE_NAME; 10651 } else { 10652 groupOwner = -1; 10653 protectedFile = null; 10654 } 10655 10656 if (uid < Process.FIRST_APPLICATION_UID 10657 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10658 Slog.e(TAG, "Failed to finalize " + cid); 10659 PackageHelper.destroySdDir(cid); 10660 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10661 } 10662 10663 boolean mounted = PackageHelper.isContainerMounted(cid); 10664 if (!mounted) { 10665 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10666 } 10667 } 10668 return status; 10669 } 10670 10671 private void cleanUp() { 10672 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10673 10674 // Destroy secure container 10675 PackageHelper.destroySdDir(cid); 10676 } 10677 10678 private List<String> getAllCodePaths() { 10679 final File codeFile = new File(getCodePath()); 10680 if (codeFile != null && codeFile.exists()) { 10681 try { 10682 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10683 return pkg.getAllCodePaths(); 10684 } catch (PackageParserException e) { 10685 // Ignored; we tried our best 10686 } 10687 } 10688 return Collections.EMPTY_LIST; 10689 } 10690 10691 void cleanUpResourcesLI() { 10692 // Enumerate all code paths before deleting 10693 cleanUpResourcesLI(getAllCodePaths()); 10694 } 10695 10696 private void cleanUpResourcesLI(List<String> allCodePaths) { 10697 cleanUp(); 10698 removeDexFiles(allCodePaths, instructionSets); 10699 } 10700 10701 String getPackageName() { 10702 return getAsecPackageName(cid); 10703 } 10704 10705 boolean doPostDeleteLI(boolean delete) { 10706 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10707 final List<String> allCodePaths = getAllCodePaths(); 10708 boolean mounted = PackageHelper.isContainerMounted(cid); 10709 if (mounted) { 10710 // Unmount first 10711 if (PackageHelper.unMountSdDir(cid)) { 10712 mounted = false; 10713 } 10714 } 10715 if (!mounted && delete) { 10716 cleanUpResourcesLI(allCodePaths); 10717 } 10718 return !mounted; 10719 } 10720 10721 @Override 10722 int doPreCopy() { 10723 if (isFwdLocked()) { 10724 if (!PackageHelper.fixSdPermissions(cid, 10725 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10726 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10727 } 10728 } 10729 10730 return PackageManager.INSTALL_SUCCEEDED; 10731 } 10732 10733 @Override 10734 int doPostCopy(int uid) { 10735 if (isFwdLocked()) { 10736 if (uid < Process.FIRST_APPLICATION_UID 10737 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10738 RES_FILE_NAME)) { 10739 Slog.e(TAG, "Failed to finalize " + cid); 10740 PackageHelper.destroySdDir(cid); 10741 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10742 } 10743 } 10744 10745 return PackageManager.INSTALL_SUCCEEDED; 10746 } 10747 } 10748 10749 /** 10750 * Logic to handle movement of existing installed applications. 10751 */ 10752 class MoveInstallArgs extends InstallArgs { 10753 private File codeFile; 10754 private File resourceFile; 10755 10756 /** New install */ 10757 MoveInstallArgs(InstallParams params) { 10758 super(params.origin, params.move, params.observer, params.installFlags, 10759 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10760 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10761 } 10762 10763 int copyApk(IMediaContainerService imcs, boolean temp) { 10764 Slog.d(TAG, "Moving " + move.packageName + " from " + move.fromUuid + " to " 10765 + move.toUuid); 10766 synchronized (mInstaller) { 10767 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 10768 move.dataAppName, move.appId, move.seinfo) != 0) { 10769 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10770 } 10771 } 10772 10773 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 10774 resourceFile = codeFile; 10775 Slog.d(TAG, "codeFile after move is " + codeFile); 10776 10777 return PackageManager.INSTALL_SUCCEEDED; 10778 } 10779 10780 int doPreInstall(int status) { 10781 if (status != PackageManager.INSTALL_SUCCEEDED) { 10782 cleanUp(); 10783 } 10784 return status; 10785 } 10786 10787 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10788 if (status != PackageManager.INSTALL_SUCCEEDED) { 10789 cleanUp(); 10790 return false; 10791 } 10792 10793 // Reflect the move in app info 10794 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10795 pkg.applicationInfo.setCodePath(pkg.codePath); 10796 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10797 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10798 pkg.applicationInfo.setResourcePath(pkg.codePath); 10799 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10800 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10801 10802 return true; 10803 } 10804 10805 int doPostInstall(int status, int uid) { 10806 if (status != PackageManager.INSTALL_SUCCEEDED) { 10807 cleanUp(); 10808 } 10809 return status; 10810 } 10811 10812 @Override 10813 String getCodePath() { 10814 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10815 } 10816 10817 @Override 10818 String getResourcePath() { 10819 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10820 } 10821 10822 private boolean cleanUp() { 10823 if (codeFile == null || !codeFile.exists()) { 10824 return false; 10825 } 10826 10827 if (codeFile.isDirectory()) { 10828 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10829 } else { 10830 codeFile.delete(); 10831 } 10832 10833 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10834 resourceFile.delete(); 10835 } 10836 10837 return true; 10838 } 10839 10840 void cleanUpResourcesLI() { 10841 cleanUp(); 10842 } 10843 10844 boolean doPostDeleteLI(boolean delete) { 10845 // XXX err, shouldn't we respect the delete flag? 10846 cleanUpResourcesLI(); 10847 return true; 10848 } 10849 } 10850 10851 static String getAsecPackageName(String packageCid) { 10852 int idx = packageCid.lastIndexOf("-"); 10853 if (idx == -1) { 10854 return packageCid; 10855 } 10856 return packageCid.substring(0, idx); 10857 } 10858 10859 // Utility method used to create code paths based on package name and available index. 10860 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10861 String idxStr = ""; 10862 int idx = 1; 10863 // Fall back to default value of idx=1 if prefix is not 10864 // part of oldCodePath 10865 if (oldCodePath != null) { 10866 String subStr = oldCodePath; 10867 // Drop the suffix right away 10868 if (suffix != null && subStr.endsWith(suffix)) { 10869 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10870 } 10871 // If oldCodePath already contains prefix find out the 10872 // ending index to either increment or decrement. 10873 int sidx = subStr.lastIndexOf(prefix); 10874 if (sidx != -1) { 10875 subStr = subStr.substring(sidx + prefix.length()); 10876 if (subStr != null) { 10877 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10878 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10879 } 10880 try { 10881 idx = Integer.parseInt(subStr); 10882 if (idx <= 1) { 10883 idx++; 10884 } else { 10885 idx--; 10886 } 10887 } catch(NumberFormatException e) { 10888 } 10889 } 10890 } 10891 } 10892 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10893 return prefix + idxStr; 10894 } 10895 10896 private File getNextCodePath(File targetDir, String packageName) { 10897 int suffix = 1; 10898 File result; 10899 do { 10900 result = new File(targetDir, packageName + "-" + suffix); 10901 suffix++; 10902 } while (result.exists()); 10903 return result; 10904 } 10905 10906 // Utility method that returns the relative package path with respect 10907 // to the installation directory. Like say for /data/data/com.test-1.apk 10908 // string com.test-1 is returned. 10909 static String deriveCodePathName(String codePath) { 10910 if (codePath == null) { 10911 return null; 10912 } 10913 final File codeFile = new File(codePath); 10914 final String name = codeFile.getName(); 10915 if (codeFile.isDirectory()) { 10916 return name; 10917 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10918 final int lastDot = name.lastIndexOf('.'); 10919 return name.substring(0, lastDot); 10920 } else { 10921 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10922 return null; 10923 } 10924 } 10925 10926 class PackageInstalledInfo { 10927 String name; 10928 int uid; 10929 // The set of users that originally had this package installed. 10930 int[] origUsers; 10931 // The set of users that now have this package installed. 10932 int[] newUsers; 10933 PackageParser.Package pkg; 10934 int returnCode; 10935 String returnMsg; 10936 PackageRemovedInfo removedInfo; 10937 10938 public void setError(int code, String msg) { 10939 returnCode = code; 10940 returnMsg = msg; 10941 Slog.w(TAG, msg); 10942 } 10943 10944 public void setError(String msg, PackageParserException e) { 10945 returnCode = e.error; 10946 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10947 Slog.w(TAG, msg, e); 10948 } 10949 10950 public void setError(String msg, PackageManagerException e) { 10951 returnCode = e.error; 10952 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10953 Slog.w(TAG, msg, e); 10954 } 10955 10956 // In some error cases we want to convey more info back to the observer 10957 String origPackage; 10958 String origPermission; 10959 } 10960 10961 /* 10962 * Install a non-existing package. 10963 */ 10964 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10965 UserHandle user, String installerPackageName, String volumeUuid, 10966 PackageInstalledInfo res) { 10967 // Remember this for later, in case we need to rollback this install 10968 String pkgName = pkg.packageName; 10969 10970 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10971 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10972 UserHandle.USER_OWNER).exists(); 10973 synchronized(mPackages) { 10974 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10975 // A package with the same name is already installed, though 10976 // it has been renamed to an older name. The package we 10977 // are trying to install should be installed as an update to 10978 // the existing one, but that has not been requested, so bail. 10979 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10980 + " without first uninstalling package running as " 10981 + mSettings.mRenamedPackages.get(pkgName)); 10982 return; 10983 } 10984 if (mPackages.containsKey(pkgName)) { 10985 // Don't allow installation over an existing package with the same name. 10986 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10987 + " without first uninstalling."); 10988 return; 10989 } 10990 } 10991 10992 try { 10993 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10994 System.currentTimeMillis(), user); 10995 10996 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10997 // delete the partially installed application. the data directory will have to be 10998 // restored if it was already existing 10999 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11000 // remove package from internal structures. Note that we want deletePackageX to 11001 // delete the package data and cache directories that it created in 11002 // scanPackageLocked, unless those directories existed before we even tried to 11003 // install. 11004 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11005 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11006 res.removedInfo, true); 11007 } 11008 11009 } catch (PackageManagerException e) { 11010 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11011 } 11012 } 11013 11014 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11015 // Upgrade keysets are being used. Determine if new package has a superset of the 11016 // required keys. 11017 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11018 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11019 for (int i = 0; i < upgradeKeySets.length; i++) { 11020 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11021 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 11022 return true; 11023 } 11024 } 11025 return false; 11026 } 11027 11028 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11029 UserHandle user, String installerPackageName, String volumeUuid, 11030 PackageInstalledInfo res) { 11031 final PackageParser.Package oldPackage; 11032 final String pkgName = pkg.packageName; 11033 final int[] allUsers; 11034 final boolean[] perUserInstalled; 11035 final boolean weFroze; 11036 11037 // First find the old package info and check signatures 11038 synchronized(mPackages) { 11039 oldPackage = mPackages.get(pkgName); 11040 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11041 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11042 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11043 // default to original signature matching 11044 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11045 != PackageManager.SIGNATURE_MATCH) { 11046 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11047 "New package has a different signature: " + pkgName); 11048 return; 11049 } 11050 } else { 11051 if(!checkUpgradeKeySetLP(ps, pkg)) { 11052 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11053 "New package not signed by keys specified by upgrade-keysets: " 11054 + pkgName); 11055 return; 11056 } 11057 } 11058 11059 // In case of rollback, remember per-user/profile install state 11060 allUsers = sUserManager.getUserIds(); 11061 perUserInstalled = new boolean[allUsers.length]; 11062 for (int i = 0; i < allUsers.length; i++) { 11063 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11064 } 11065 11066 // Mark the app as frozen to prevent launching during the upgrade 11067 // process, and then kill all running instances 11068 if (!ps.frozen) { 11069 ps.frozen = true; 11070 weFroze = true; 11071 } else { 11072 weFroze = false; 11073 } 11074 } 11075 11076 // Now that we're guarded by frozen state, kill app during upgrade 11077 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11078 11079 try { 11080 boolean sysPkg = (isSystemApp(oldPackage)); 11081 if (sysPkg) { 11082 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11083 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11084 } else { 11085 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11086 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11087 } 11088 } finally { 11089 // Regardless of success or failure of upgrade steps above, always 11090 // unfreeze the package if we froze it 11091 if (weFroze) { 11092 unfreezePackage(pkgName); 11093 } 11094 } 11095 } 11096 11097 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11098 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11099 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11100 String volumeUuid, PackageInstalledInfo res) { 11101 String pkgName = deletedPackage.packageName; 11102 boolean deletedPkg = true; 11103 boolean updatedSettings = false; 11104 11105 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11106 + deletedPackage); 11107 long origUpdateTime; 11108 if (pkg.mExtras != null) { 11109 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11110 } else { 11111 origUpdateTime = 0; 11112 } 11113 11114 // First delete the existing package while retaining the data directory 11115 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11116 res.removedInfo, true)) { 11117 // If the existing package wasn't successfully deleted 11118 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11119 deletedPkg = false; 11120 } else { 11121 // Successfully deleted the old package; proceed with replace. 11122 11123 // If deleted package lived in a container, give users a chance to 11124 // relinquish resources before killing. 11125 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11126 if (DEBUG_INSTALL) { 11127 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11128 } 11129 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11130 final ArrayList<String> pkgList = new ArrayList<String>(1); 11131 pkgList.add(deletedPackage.applicationInfo.packageName); 11132 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11133 } 11134 11135 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11136 try { 11137 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11138 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11139 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11140 perUserInstalled, res, user); 11141 updatedSettings = true; 11142 } catch (PackageManagerException e) { 11143 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11144 } 11145 } 11146 11147 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11148 // remove package from internal structures. Note that we want deletePackageX to 11149 // delete the package data and cache directories that it created in 11150 // scanPackageLocked, unless those directories existed before we even tried to 11151 // install. 11152 if(updatedSettings) { 11153 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11154 deletePackageLI( 11155 pkgName, null, true, allUsers, perUserInstalled, 11156 PackageManager.DELETE_KEEP_DATA, 11157 res.removedInfo, true); 11158 } 11159 // Since we failed to install the new package we need to restore the old 11160 // package that we deleted. 11161 if (deletedPkg) { 11162 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11163 File restoreFile = new File(deletedPackage.codePath); 11164 // Parse old package 11165 boolean oldExternal = isExternal(deletedPackage); 11166 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11167 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11168 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11169 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11170 try { 11171 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11172 } catch (PackageManagerException e) { 11173 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11174 + e.getMessage()); 11175 return; 11176 } 11177 // Restore of old package succeeded. Update permissions. 11178 // writer 11179 synchronized (mPackages) { 11180 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11181 UPDATE_PERMISSIONS_ALL); 11182 // can downgrade to reader 11183 mSettings.writeLPr(); 11184 } 11185 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11186 } 11187 } 11188 } 11189 11190 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11191 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11192 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11193 String volumeUuid, PackageInstalledInfo res) { 11194 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11195 + ", old=" + deletedPackage); 11196 boolean disabledSystem = false; 11197 boolean updatedSettings = false; 11198 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11199 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11200 != 0) { 11201 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11202 } 11203 String packageName = deletedPackage.packageName; 11204 if (packageName == null) { 11205 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11206 "Attempt to delete null packageName."); 11207 return; 11208 } 11209 PackageParser.Package oldPkg; 11210 PackageSetting oldPkgSetting; 11211 // reader 11212 synchronized (mPackages) { 11213 oldPkg = mPackages.get(packageName); 11214 oldPkgSetting = mSettings.mPackages.get(packageName); 11215 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11216 (oldPkgSetting == null)) { 11217 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11218 "Couldn't find package:" + packageName + " information"); 11219 return; 11220 } 11221 } 11222 11223 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11224 res.removedInfo.removedPackage = packageName; 11225 // Remove existing system package 11226 removePackageLI(oldPkgSetting, true); 11227 // writer 11228 synchronized (mPackages) { 11229 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11230 if (!disabledSystem && deletedPackage != null) { 11231 // We didn't need to disable the .apk as a current system package, 11232 // which means we are replacing another update that is already 11233 // installed. We need to make sure to delete the older one's .apk. 11234 res.removedInfo.args = createInstallArgsForExisting(0, 11235 deletedPackage.applicationInfo.getCodePath(), 11236 deletedPackage.applicationInfo.getResourcePath(), 11237 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11238 } else { 11239 res.removedInfo.args = null; 11240 } 11241 } 11242 11243 // Successfully disabled the old package. Now proceed with re-installation 11244 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11245 11246 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11247 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11248 11249 PackageParser.Package newPackage = null; 11250 try { 11251 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11252 if (newPackage.mExtras != null) { 11253 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11254 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11255 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11256 11257 // is the update attempting to change shared user? that isn't going to work... 11258 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11259 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11260 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11261 + " to " + newPkgSetting.sharedUser); 11262 updatedSettings = true; 11263 } 11264 } 11265 11266 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11267 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11268 perUserInstalled, res, user); 11269 updatedSettings = true; 11270 } 11271 11272 } catch (PackageManagerException e) { 11273 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11274 } 11275 11276 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11277 // Re installation failed. Restore old information 11278 // Remove new pkg information 11279 if (newPackage != null) { 11280 removeInstalledPackageLI(newPackage, true); 11281 } 11282 // Add back the old system package 11283 try { 11284 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11285 } catch (PackageManagerException e) { 11286 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11287 } 11288 // Restore the old system information in Settings 11289 synchronized (mPackages) { 11290 if (disabledSystem) { 11291 mSettings.enableSystemPackageLPw(packageName); 11292 } 11293 if (updatedSettings) { 11294 mSettings.setInstallerPackageName(packageName, 11295 oldPkgSetting.installerPackageName); 11296 } 11297 mSettings.writeLPr(); 11298 } 11299 } 11300 } 11301 11302 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11303 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11304 UserHandle user) { 11305 String pkgName = newPackage.packageName; 11306 synchronized (mPackages) { 11307 //write settings. the installStatus will be incomplete at this stage. 11308 //note that the new package setting would have already been 11309 //added to mPackages. It hasn't been persisted yet. 11310 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11311 mSettings.writeLPr(); 11312 } 11313 11314 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11315 11316 synchronized (mPackages) { 11317 updatePermissionsLPw(newPackage.packageName, newPackage, 11318 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11319 ? UPDATE_PERMISSIONS_ALL : 0)); 11320 // For system-bundled packages, we assume that installing an upgraded version 11321 // of the package implies that the user actually wants to run that new code, 11322 // so we enable the package. 11323 PackageSetting ps = mSettings.mPackages.get(pkgName); 11324 if (ps != null) { 11325 if (isSystemApp(newPackage)) { 11326 // NB: implicit assumption that system package upgrades apply to all users 11327 if (DEBUG_INSTALL) { 11328 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11329 } 11330 if (res.origUsers != null) { 11331 for (int userHandle : res.origUsers) { 11332 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11333 userHandle, installerPackageName); 11334 } 11335 } 11336 // Also convey the prior install/uninstall state 11337 if (allUsers != null && perUserInstalled != null) { 11338 for (int i = 0; i < allUsers.length; i++) { 11339 if (DEBUG_INSTALL) { 11340 Slog.d(TAG, " user " + allUsers[i] 11341 + " => " + perUserInstalled[i]); 11342 } 11343 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11344 } 11345 // these install state changes will be persisted in the 11346 // upcoming call to mSettings.writeLPr(). 11347 } 11348 } 11349 // It's implied that when a user requests installation, they want the app to be 11350 // installed and enabled. 11351 int userId = user.getIdentifier(); 11352 if (userId != UserHandle.USER_ALL) { 11353 ps.setInstalled(true, userId); 11354 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11355 } 11356 } 11357 res.name = pkgName; 11358 res.uid = newPackage.applicationInfo.uid; 11359 res.pkg = newPackage; 11360 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11361 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11362 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11363 //to update install status 11364 mSettings.writeLPr(); 11365 } 11366 } 11367 11368 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11369 final int installFlags = args.installFlags; 11370 final String installerPackageName = args.installerPackageName; 11371 final String volumeUuid = args.volumeUuid; 11372 final File tmpPackageFile = new File(args.getCodePath()); 11373 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11374 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11375 || (args.volumeUuid != null)); 11376 boolean replace = false; 11377 int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11378 // Result object to be returned 11379 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11380 11381 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11382 // Retrieve PackageSettings and parse package 11383 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11384 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11385 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11386 PackageParser pp = new PackageParser(); 11387 pp.setSeparateProcesses(mSeparateProcesses); 11388 pp.setDisplayMetrics(mMetrics); 11389 11390 final PackageParser.Package pkg; 11391 try { 11392 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11393 } catch (PackageParserException e) { 11394 res.setError("Failed parse during installPackageLI", e); 11395 return; 11396 } 11397 11398 // Mark that we have an install time CPU ABI override. 11399 pkg.cpuAbiOverride = args.abiOverride; 11400 11401 String pkgName = res.name = pkg.packageName; 11402 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11403 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11404 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11405 return; 11406 } 11407 } 11408 11409 try { 11410 pp.collectCertificates(pkg, parseFlags); 11411 pp.collectManifestDigest(pkg); 11412 } catch (PackageParserException e) { 11413 res.setError("Failed collect during installPackageLI", e); 11414 return; 11415 } 11416 11417 /* If the installer passed in a manifest digest, compare it now. */ 11418 if (args.manifestDigest != null) { 11419 if (DEBUG_INSTALL) { 11420 final String parsedManifest = pkg.manifestDigest == null ? "null" 11421 : pkg.manifestDigest.toString(); 11422 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11423 + parsedManifest); 11424 } 11425 11426 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11427 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11428 return; 11429 } 11430 } else if (DEBUG_INSTALL) { 11431 final String parsedManifest = pkg.manifestDigest == null 11432 ? "null" : pkg.manifestDigest.toString(); 11433 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11434 } 11435 11436 // Get rid of all references to package scan path via parser. 11437 pp = null; 11438 String oldCodePath = null; 11439 boolean systemApp = false; 11440 synchronized (mPackages) { 11441 // Check if installing already existing package 11442 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11443 String oldName = mSettings.mRenamedPackages.get(pkgName); 11444 if (pkg.mOriginalPackages != null 11445 && pkg.mOriginalPackages.contains(oldName) 11446 && mPackages.containsKey(oldName)) { 11447 // This package is derived from an original package, 11448 // and this device has been updating from that original 11449 // name. We must continue using the original name, so 11450 // rename the new package here. 11451 pkg.setPackageName(oldName); 11452 pkgName = pkg.packageName; 11453 replace = true; 11454 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11455 + oldName + " pkgName=" + pkgName); 11456 } else if (mPackages.containsKey(pkgName)) { 11457 // This package, under its official name, already exists 11458 // on the device; we should replace it. 11459 replace = true; 11460 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11461 } 11462 } 11463 11464 PackageSetting ps = mSettings.mPackages.get(pkgName); 11465 if (ps != null) { 11466 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11467 11468 // Quick sanity check that we're signed correctly if updating; 11469 // we'll check this again later when scanning, but we want to 11470 // bail early here before tripping over redefined permissions. 11471 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11472 try { 11473 verifySignaturesLP(ps, pkg); 11474 } catch (PackageManagerException e) { 11475 res.setError(e.error, e.getMessage()); 11476 return; 11477 } 11478 } else { 11479 if (!checkUpgradeKeySetLP(ps, pkg)) { 11480 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11481 + pkg.packageName + " upgrade keys do not match the " 11482 + "previously installed version"); 11483 return; 11484 } 11485 } 11486 11487 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11488 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11489 systemApp = (ps.pkg.applicationInfo.flags & 11490 ApplicationInfo.FLAG_SYSTEM) != 0; 11491 } 11492 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11493 } 11494 11495 // Check whether the newly-scanned package wants to define an already-defined perm 11496 int N = pkg.permissions.size(); 11497 for (int i = N-1; i >= 0; i--) { 11498 PackageParser.Permission perm = pkg.permissions.get(i); 11499 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11500 if (bp != null) { 11501 // If the defining package is signed with our cert, it's okay. This 11502 // also includes the "updating the same package" case, of course. 11503 // "updating same package" could also involve key-rotation. 11504 final boolean sigsOk; 11505 if (!bp.sourcePackage.equals(pkg.packageName) 11506 || !(bp.packageSetting instanceof PackageSetting) 11507 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11508 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11509 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11510 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11511 } else { 11512 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11513 } 11514 if (!sigsOk) { 11515 // If the owning package is the system itself, we log but allow 11516 // install to proceed; we fail the install on all other permission 11517 // redefinitions. 11518 if (!bp.sourcePackage.equals("android")) { 11519 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11520 + pkg.packageName + " attempting to redeclare permission " 11521 + perm.info.name + " already owned by " + bp.sourcePackage); 11522 res.origPermission = perm.info.name; 11523 res.origPackage = bp.sourcePackage; 11524 return; 11525 } else { 11526 Slog.w(TAG, "Package " + pkg.packageName 11527 + " attempting to redeclare system permission " 11528 + perm.info.name + "; ignoring new declaration"); 11529 pkg.permissions.remove(i); 11530 } 11531 } 11532 } 11533 } 11534 11535 } 11536 11537 if (systemApp && onExternal) { 11538 // Disable updates to system apps on sdcard 11539 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11540 "Cannot install updates to system apps on sdcard"); 11541 return; 11542 } 11543 11544 if (args.move != null) { 11545 // We did an in-place move, so dex is ready to roll 11546 scanFlags |= SCAN_NO_DEX; 11547 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11548 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11549 scanFlags |= SCAN_NO_DEX; 11550 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11551 int result = mPackageDexOptimizer 11552 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11553 false /* defer */, false /* inclDependencies */); 11554 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11555 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11556 return; 11557 } 11558 } 11559 11560 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11561 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11562 return; 11563 } 11564 11565 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11566 11567 if (replace) { 11568 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11569 installerPackageName, volumeUuid, res); 11570 } else { 11571 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11572 args.user, installerPackageName, volumeUuid, res); 11573 } 11574 synchronized (mPackages) { 11575 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11576 if (ps != null) { 11577 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11578 } 11579 } 11580 } 11581 11582 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11583 if (mIntentFilterVerifierComponent == null) { 11584 Slog.d(TAG, "No IntentFilter verification will not be done as " 11585 + "there is no IntentFilterVerifier available!"); 11586 return; 11587 } 11588 11589 final int verifierUid = getPackageUid( 11590 mIntentFilterVerifierComponent.getPackageName(), 11591 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11592 11593 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11594 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11595 msg.obj = pkg; 11596 msg.arg1 = userId; 11597 msg.arg2 = verifierUid; 11598 11599 mHandler.sendMessage(msg); 11600 } 11601 11602 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11603 PackageParser.Package pkg) { 11604 int size = pkg.activities.size(); 11605 if (size == 0) { 11606 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11607 return; 11608 } 11609 11610 final boolean hasDomainURLs = hasDomainURLs(pkg); 11611 if (!hasDomainURLs) { 11612 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11613 return; 11614 } 11615 11616 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11617 + " Activities needs verification ..."); 11618 11619 final int verificationId = mIntentFilterVerificationToken++; 11620 int count = 0; 11621 final String packageName = pkg.packageName; 11622 ArrayList<String> allHosts = new ArrayList<>(); 11623 11624 synchronized (mPackages) { 11625 for (PackageParser.Activity a : pkg.activities) { 11626 for (ActivityIntentInfo filter : a.intents) { 11627 boolean needsFilterVerification = filter.needsVerification(); 11628 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11629 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11630 mIntentFilterVerifier.addOneIntentFilterVerification( 11631 verifierUid, userId, verificationId, filter, packageName); 11632 count++; 11633 } else if (!needsFilterVerification) { 11634 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11635 if (hasValidDomains(filter)) { 11636 ArrayList<String> hosts = filter.getHostsList(); 11637 if (hosts.size() > 0) { 11638 allHosts.addAll(hosts); 11639 } else { 11640 if (allHosts.isEmpty()) { 11641 allHosts.add("*"); 11642 } 11643 } 11644 } 11645 } else { 11646 Slog.d(TAG, "Verification already done for IntentFilter:" 11647 + filter.toString()); 11648 } 11649 } 11650 } 11651 } 11652 11653 if (count > 0) { 11654 mIntentFilterVerifier.startVerifications(userId); 11655 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11656 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11657 } else { 11658 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11659 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11660 packageName, allHosts) != null) { 11661 scheduleWriteSettingsLocked(); 11662 } 11663 } 11664 } 11665 11666 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11667 final ComponentName cn = filter.activity.getComponentName(); 11668 final String packageName = cn.getPackageName(); 11669 11670 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11671 packageName); 11672 if (ivi == null) { 11673 return true; 11674 } 11675 int status = ivi.getStatus(); 11676 switch (status) { 11677 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11678 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11679 return true; 11680 11681 default: 11682 // Nothing to do 11683 return false; 11684 } 11685 } 11686 11687 private boolean isSystemComponentOrPersistentPrivApp(PackageParser.Package pkg) { 11688 return UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID 11689 || ((pkg.applicationInfo.privateFlags 11690 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0 11691 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0); 11692 } 11693 11694 private static boolean isMultiArch(PackageSetting ps) { 11695 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11696 } 11697 11698 private static boolean isMultiArch(ApplicationInfo info) { 11699 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11700 } 11701 11702 private static boolean isExternal(PackageParser.Package pkg) { 11703 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11704 } 11705 11706 private static boolean isExternal(PackageSetting ps) { 11707 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11708 } 11709 11710 private static boolean isExternal(ApplicationInfo info) { 11711 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11712 } 11713 11714 private static boolean isSystemApp(PackageParser.Package pkg) { 11715 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11716 } 11717 11718 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11719 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11720 } 11721 11722 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11723 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11724 } 11725 11726 private static boolean isSystemApp(PackageSetting ps) { 11727 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11728 } 11729 11730 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11731 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11732 } 11733 11734 private int packageFlagsToInstallFlags(PackageSetting ps) { 11735 int installFlags = 0; 11736 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11737 // This existing package was an external ASEC install when we have 11738 // the external flag without a UUID 11739 installFlags |= PackageManager.INSTALL_EXTERNAL; 11740 } 11741 if (ps.isForwardLocked()) { 11742 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11743 } 11744 return installFlags; 11745 } 11746 11747 private void deleteTempPackageFiles() { 11748 final FilenameFilter filter = new FilenameFilter() { 11749 public boolean accept(File dir, String name) { 11750 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11751 } 11752 }; 11753 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11754 file.delete(); 11755 } 11756 } 11757 11758 @Override 11759 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11760 int flags) { 11761 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11762 flags); 11763 } 11764 11765 @Override 11766 public void deletePackage(final String packageName, 11767 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11768 mContext.enforceCallingOrSelfPermission( 11769 android.Manifest.permission.DELETE_PACKAGES, null); 11770 final int uid = Binder.getCallingUid(); 11771 if (UserHandle.getUserId(uid) != userId) { 11772 mContext.enforceCallingPermission( 11773 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11774 "deletePackage for user " + userId); 11775 } 11776 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11777 try { 11778 observer.onPackageDeleted(packageName, 11779 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11780 } catch (RemoteException re) { 11781 } 11782 return; 11783 } 11784 11785 boolean uninstallBlocked = false; 11786 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11787 int[] users = sUserManager.getUserIds(); 11788 for (int i = 0; i < users.length; ++i) { 11789 if (getBlockUninstallForUser(packageName, users[i])) { 11790 uninstallBlocked = true; 11791 break; 11792 } 11793 } 11794 } else { 11795 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11796 } 11797 if (uninstallBlocked) { 11798 try { 11799 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11800 null); 11801 } catch (RemoteException re) { 11802 } 11803 return; 11804 } 11805 11806 if (DEBUG_REMOVE) { 11807 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11808 } 11809 // Queue up an async operation since the package deletion may take a little while. 11810 mHandler.post(new Runnable() { 11811 public void run() { 11812 mHandler.removeCallbacks(this); 11813 final int returnCode = deletePackageX(packageName, userId, flags); 11814 if (observer != null) { 11815 try { 11816 observer.onPackageDeleted(packageName, returnCode, null); 11817 } catch (RemoteException e) { 11818 Log.i(TAG, "Observer no longer exists."); 11819 } //end catch 11820 } //end if 11821 } //end run 11822 }); 11823 } 11824 11825 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11826 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11827 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11828 try { 11829 if (dpm != null) { 11830 if (dpm.isDeviceOwner(packageName)) { 11831 return true; 11832 } 11833 int[] users; 11834 if (userId == UserHandle.USER_ALL) { 11835 users = sUserManager.getUserIds(); 11836 } else { 11837 users = new int[]{userId}; 11838 } 11839 for (int i = 0; i < users.length; ++i) { 11840 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11841 return true; 11842 } 11843 } 11844 } 11845 } catch (RemoteException e) { 11846 } 11847 return false; 11848 } 11849 11850 /** 11851 * This method is an internal method that could be get invoked either 11852 * to delete an installed package or to clean up a failed installation. 11853 * After deleting an installed package, a broadcast is sent to notify any 11854 * listeners that the package has been installed. For cleaning up a failed 11855 * installation, the broadcast is not necessary since the package's 11856 * installation wouldn't have sent the initial broadcast either 11857 * The key steps in deleting a package are 11858 * deleting the package information in internal structures like mPackages, 11859 * deleting the packages base directories through installd 11860 * updating mSettings to reflect current status 11861 * persisting settings for later use 11862 * sending a broadcast if necessary 11863 */ 11864 private int deletePackageX(String packageName, int userId, int flags) { 11865 final PackageRemovedInfo info = new PackageRemovedInfo(); 11866 final boolean res; 11867 11868 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11869 ? UserHandle.ALL : new UserHandle(userId); 11870 11871 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11872 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11873 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11874 } 11875 11876 boolean removedForAllUsers = false; 11877 boolean systemUpdate = false; 11878 11879 // for the uninstall-updates case and restricted profiles, remember the per- 11880 // userhandle installed state 11881 int[] allUsers; 11882 boolean[] perUserInstalled; 11883 synchronized (mPackages) { 11884 PackageSetting ps = mSettings.mPackages.get(packageName); 11885 allUsers = sUserManager.getUserIds(); 11886 perUserInstalled = new boolean[allUsers.length]; 11887 for (int i = 0; i < allUsers.length; i++) { 11888 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11889 } 11890 } 11891 11892 synchronized (mInstallLock) { 11893 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11894 res = deletePackageLI(packageName, removeForUser, 11895 true, allUsers, perUserInstalled, 11896 flags | REMOVE_CHATTY, info, true); 11897 systemUpdate = info.isRemovedPackageSystemUpdate; 11898 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11899 removedForAllUsers = true; 11900 } 11901 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11902 + " removedForAllUsers=" + removedForAllUsers); 11903 } 11904 11905 if (res) { 11906 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11907 11908 // If the removed package was a system update, the old system package 11909 // was re-enabled; we need to broadcast this information 11910 if (systemUpdate) { 11911 Bundle extras = new Bundle(1); 11912 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11913 ? info.removedAppId : info.uid); 11914 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11915 11916 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11917 extras, null, null, null); 11918 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11919 extras, null, null, null); 11920 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11921 null, packageName, null, null); 11922 } 11923 } 11924 // Force a gc here. 11925 Runtime.getRuntime().gc(); 11926 // Delete the resources here after sending the broadcast to let 11927 // other processes clean up before deleting resources. 11928 if (info.args != null) { 11929 synchronized (mInstallLock) { 11930 info.args.doPostDeleteLI(true); 11931 } 11932 } 11933 11934 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11935 } 11936 11937 class PackageRemovedInfo { 11938 String removedPackage; 11939 int uid = -1; 11940 int removedAppId = -1; 11941 int[] removedUsers = null; 11942 boolean isRemovedPackageSystemUpdate = false; 11943 // Clean up resources deleted packages. 11944 InstallArgs args = null; 11945 11946 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11947 Bundle extras = new Bundle(1); 11948 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11949 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11950 if (replacing) { 11951 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11952 } 11953 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11954 if (removedPackage != null) { 11955 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11956 extras, null, null, removedUsers); 11957 if (fullRemove && !replacing) { 11958 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11959 extras, null, null, removedUsers); 11960 } 11961 } 11962 if (removedAppId >= 0) { 11963 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11964 removedUsers); 11965 } 11966 } 11967 } 11968 11969 /* 11970 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11971 * flag is not set, the data directory is removed as well. 11972 * make sure this flag is set for partially installed apps. If not its meaningless to 11973 * delete a partially installed application. 11974 */ 11975 private void removePackageDataLI(PackageSetting ps, 11976 int[] allUserHandles, boolean[] perUserInstalled, 11977 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11978 String packageName = ps.name; 11979 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11980 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11981 // Retrieve object to delete permissions for shared user later on 11982 final PackageSetting deletedPs; 11983 // reader 11984 synchronized (mPackages) { 11985 deletedPs = mSettings.mPackages.get(packageName); 11986 if (outInfo != null) { 11987 outInfo.removedPackage = packageName; 11988 outInfo.removedUsers = deletedPs != null 11989 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11990 : null; 11991 } 11992 } 11993 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11994 removeDataDirsLI(ps.volumeUuid, packageName); 11995 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11996 } 11997 // writer 11998 synchronized (mPackages) { 11999 if (deletedPs != null) { 12000 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12001 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12002 clearDefaultBrowserIfNeeded(packageName); 12003 if (outInfo != null) { 12004 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12005 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12006 } 12007 updatePermissionsLPw(deletedPs.name, null, 0); 12008 if (deletedPs.sharedUser != null) { 12009 // Remove permissions associated with package. Since runtime 12010 // permissions are per user we have to kill the removed package 12011 // or packages running under the shared user of the removed 12012 // package if revoking the permissions requested only by the removed 12013 // package is successful and this causes a change in gids. 12014 for (int userId : UserManagerService.getInstance().getUserIds()) { 12015 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12016 userId); 12017 if (userIdToKill == UserHandle.USER_ALL 12018 || userIdToKill >= UserHandle.USER_OWNER) { 12019 // If gids changed for this user, kill all affected packages. 12020 mHandler.post(new Runnable() { 12021 @Override 12022 public void run() { 12023 // This has to happen with no lock held. 12024 killSettingPackagesForUser(deletedPs, userIdToKill, 12025 KILL_APP_REASON_GIDS_CHANGED); 12026 } 12027 }); 12028 break; 12029 } 12030 } 12031 } 12032 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12033 } 12034 // make sure to preserve per-user disabled state if this removal was just 12035 // a downgrade of a system app to the factory package 12036 if (allUserHandles != null && perUserInstalled != null) { 12037 if (DEBUG_REMOVE) { 12038 Slog.d(TAG, "Propagating install state across downgrade"); 12039 } 12040 for (int i = 0; i < allUserHandles.length; i++) { 12041 if (DEBUG_REMOVE) { 12042 Slog.d(TAG, " user " + allUserHandles[i] 12043 + " => " + perUserInstalled[i]); 12044 } 12045 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12046 } 12047 } 12048 } 12049 // can downgrade to reader 12050 if (writeSettings) { 12051 // Save settings now 12052 mSettings.writeLPr(); 12053 } 12054 } 12055 if (outInfo != null) { 12056 // A user ID was deleted here. Go through all users and remove it 12057 // from KeyStore. 12058 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12059 } 12060 } 12061 12062 static boolean locationIsPrivileged(File path) { 12063 try { 12064 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12065 .getCanonicalPath(); 12066 return path.getCanonicalPath().startsWith(privilegedAppDir); 12067 } catch (IOException e) { 12068 Slog.e(TAG, "Unable to access code path " + path); 12069 } 12070 return false; 12071 } 12072 12073 /* 12074 * Tries to delete system package. 12075 */ 12076 private boolean deleteSystemPackageLI(PackageSetting newPs, 12077 int[] allUserHandles, boolean[] perUserInstalled, 12078 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12079 final boolean applyUserRestrictions 12080 = (allUserHandles != null) && (perUserInstalled != null); 12081 PackageSetting disabledPs = null; 12082 // Confirm if the system package has been updated 12083 // An updated system app can be deleted. This will also have to restore 12084 // the system pkg from system partition 12085 // reader 12086 synchronized (mPackages) { 12087 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12088 } 12089 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12090 + " disabledPs=" + disabledPs); 12091 if (disabledPs == null) { 12092 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12093 return false; 12094 } else if (DEBUG_REMOVE) { 12095 Slog.d(TAG, "Deleting system pkg from data partition"); 12096 } 12097 if (DEBUG_REMOVE) { 12098 if (applyUserRestrictions) { 12099 Slog.d(TAG, "Remembering install states:"); 12100 for (int i = 0; i < allUserHandles.length; i++) { 12101 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12102 } 12103 } 12104 } 12105 // Delete the updated package 12106 outInfo.isRemovedPackageSystemUpdate = true; 12107 if (disabledPs.versionCode < newPs.versionCode) { 12108 // Delete data for downgrades 12109 flags &= ~PackageManager.DELETE_KEEP_DATA; 12110 } else { 12111 // Preserve data by setting flag 12112 flags |= PackageManager.DELETE_KEEP_DATA; 12113 } 12114 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12115 allUserHandles, perUserInstalled, outInfo, writeSettings); 12116 if (!ret) { 12117 return false; 12118 } 12119 // writer 12120 synchronized (mPackages) { 12121 // Reinstate the old system package 12122 mSettings.enableSystemPackageLPw(newPs.name); 12123 // Remove any native libraries from the upgraded package. 12124 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12125 } 12126 // Install the system package 12127 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12128 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12129 if (locationIsPrivileged(disabledPs.codePath)) { 12130 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12131 } 12132 12133 final PackageParser.Package newPkg; 12134 try { 12135 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12136 } catch (PackageManagerException e) { 12137 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12138 return false; 12139 } 12140 12141 // writer 12142 synchronized (mPackages) { 12143 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12144 updatePermissionsLPw(newPkg.packageName, newPkg, 12145 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12146 if (applyUserRestrictions) { 12147 if (DEBUG_REMOVE) { 12148 Slog.d(TAG, "Propagating install state across reinstall"); 12149 } 12150 for (int i = 0; i < allUserHandles.length; i++) { 12151 if (DEBUG_REMOVE) { 12152 Slog.d(TAG, " user " + allUserHandles[i] 12153 + " => " + perUserInstalled[i]); 12154 } 12155 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12156 } 12157 // Regardless of writeSettings we need to ensure that this restriction 12158 // state propagation is persisted 12159 mSettings.writeAllUsersPackageRestrictionsLPr(); 12160 } 12161 // can downgrade to reader here 12162 if (writeSettings) { 12163 mSettings.writeLPr(); 12164 } 12165 } 12166 return true; 12167 } 12168 12169 private boolean deleteInstalledPackageLI(PackageSetting ps, 12170 boolean deleteCodeAndResources, int flags, 12171 int[] allUserHandles, boolean[] perUserInstalled, 12172 PackageRemovedInfo outInfo, boolean writeSettings) { 12173 if (outInfo != null) { 12174 outInfo.uid = ps.appId; 12175 } 12176 12177 // Delete package data from internal structures and also remove data if flag is set 12178 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12179 12180 // Delete application code and resources 12181 if (deleteCodeAndResources && (outInfo != null)) { 12182 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12183 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12184 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12185 } 12186 return true; 12187 } 12188 12189 @Override 12190 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12191 int userId) { 12192 mContext.enforceCallingOrSelfPermission( 12193 android.Manifest.permission.DELETE_PACKAGES, null); 12194 synchronized (mPackages) { 12195 PackageSetting ps = mSettings.mPackages.get(packageName); 12196 if (ps == null) { 12197 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12198 return false; 12199 } 12200 if (!ps.getInstalled(userId)) { 12201 // Can't block uninstall for an app that is not installed or enabled. 12202 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12203 return false; 12204 } 12205 ps.setBlockUninstall(blockUninstall, userId); 12206 mSettings.writePackageRestrictionsLPr(userId); 12207 } 12208 return true; 12209 } 12210 12211 @Override 12212 public boolean getBlockUninstallForUser(String packageName, int userId) { 12213 synchronized (mPackages) { 12214 PackageSetting ps = mSettings.mPackages.get(packageName); 12215 if (ps == null) { 12216 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12217 return false; 12218 } 12219 return ps.getBlockUninstall(userId); 12220 } 12221 } 12222 12223 /* 12224 * This method handles package deletion in general 12225 */ 12226 private boolean deletePackageLI(String packageName, UserHandle user, 12227 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12228 int flags, PackageRemovedInfo outInfo, 12229 boolean writeSettings) { 12230 if (packageName == null) { 12231 Slog.w(TAG, "Attempt to delete null packageName."); 12232 return false; 12233 } 12234 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12235 PackageSetting ps; 12236 boolean dataOnly = false; 12237 int removeUser = -1; 12238 int appId = -1; 12239 synchronized (mPackages) { 12240 ps = mSettings.mPackages.get(packageName); 12241 if (ps == null) { 12242 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12243 return false; 12244 } 12245 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12246 && user.getIdentifier() != UserHandle.USER_ALL) { 12247 // The caller is asking that the package only be deleted for a single 12248 // user. To do this, we just mark its uninstalled state and delete 12249 // its data. If this is a system app, we only allow this to happen if 12250 // they have set the special DELETE_SYSTEM_APP which requests different 12251 // semantics than normal for uninstalling system apps. 12252 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12253 ps.setUserState(user.getIdentifier(), 12254 COMPONENT_ENABLED_STATE_DEFAULT, 12255 false, //installed 12256 true, //stopped 12257 true, //notLaunched 12258 false, //hidden 12259 null, null, null, 12260 false, // blockUninstall 12261 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12262 if (!isSystemApp(ps)) { 12263 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12264 // Other user still have this package installed, so all 12265 // we need to do is clear this user's data and save that 12266 // it is uninstalled. 12267 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12268 removeUser = user.getIdentifier(); 12269 appId = ps.appId; 12270 scheduleWritePackageRestrictionsLocked(removeUser); 12271 } else { 12272 // We need to set it back to 'installed' so the uninstall 12273 // broadcasts will be sent correctly. 12274 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12275 ps.setInstalled(true, user.getIdentifier()); 12276 } 12277 } else { 12278 // This is a system app, so we assume that the 12279 // other users still have this package installed, so all 12280 // we need to do is clear this user's data and save that 12281 // it is uninstalled. 12282 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12283 removeUser = user.getIdentifier(); 12284 appId = ps.appId; 12285 scheduleWritePackageRestrictionsLocked(removeUser); 12286 } 12287 } 12288 } 12289 12290 if (removeUser >= 0) { 12291 // From above, we determined that we are deleting this only 12292 // for a single user. Continue the work here. 12293 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12294 if (outInfo != null) { 12295 outInfo.removedPackage = packageName; 12296 outInfo.removedAppId = appId; 12297 outInfo.removedUsers = new int[] {removeUser}; 12298 } 12299 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12300 removeKeystoreDataIfNeeded(removeUser, appId); 12301 schedulePackageCleaning(packageName, removeUser, false); 12302 synchronized (mPackages) { 12303 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12304 scheduleWritePackageRestrictionsLocked(removeUser); 12305 } 12306 } 12307 return true; 12308 } 12309 12310 if (dataOnly) { 12311 // Delete application data first 12312 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12313 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12314 return true; 12315 } 12316 12317 boolean ret = false; 12318 if (isSystemApp(ps)) { 12319 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12320 // When an updated system application is deleted we delete the existing resources as well and 12321 // fall back to existing code in system partition 12322 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12323 flags, outInfo, writeSettings); 12324 } else { 12325 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12326 // Kill application pre-emptively especially for apps on sd. 12327 killApplication(packageName, ps.appId, "uninstall pkg"); 12328 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12329 allUserHandles, perUserInstalled, 12330 outInfo, writeSettings); 12331 } 12332 12333 return ret; 12334 } 12335 12336 private final class ClearStorageConnection implements ServiceConnection { 12337 IMediaContainerService mContainerService; 12338 12339 @Override 12340 public void onServiceConnected(ComponentName name, IBinder service) { 12341 synchronized (this) { 12342 mContainerService = IMediaContainerService.Stub.asInterface(service); 12343 notifyAll(); 12344 } 12345 } 12346 12347 @Override 12348 public void onServiceDisconnected(ComponentName name) { 12349 } 12350 } 12351 12352 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12353 final boolean mounted; 12354 if (Environment.isExternalStorageEmulated()) { 12355 mounted = true; 12356 } else { 12357 final String status = Environment.getExternalStorageState(); 12358 12359 mounted = status.equals(Environment.MEDIA_MOUNTED) 12360 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12361 } 12362 12363 if (!mounted) { 12364 return; 12365 } 12366 12367 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12368 int[] users; 12369 if (userId == UserHandle.USER_ALL) { 12370 users = sUserManager.getUserIds(); 12371 } else { 12372 users = new int[] { userId }; 12373 } 12374 final ClearStorageConnection conn = new ClearStorageConnection(); 12375 if (mContext.bindServiceAsUser( 12376 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12377 try { 12378 for (int curUser : users) { 12379 long timeout = SystemClock.uptimeMillis() + 5000; 12380 synchronized (conn) { 12381 long now = SystemClock.uptimeMillis(); 12382 while (conn.mContainerService == null && now < timeout) { 12383 try { 12384 conn.wait(timeout - now); 12385 } catch (InterruptedException e) { 12386 } 12387 } 12388 } 12389 if (conn.mContainerService == null) { 12390 return; 12391 } 12392 12393 final UserEnvironment userEnv = new UserEnvironment(curUser); 12394 clearDirectory(conn.mContainerService, 12395 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12396 if (allData) { 12397 clearDirectory(conn.mContainerService, 12398 userEnv.buildExternalStorageAppDataDirs(packageName)); 12399 clearDirectory(conn.mContainerService, 12400 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12401 } 12402 } 12403 } finally { 12404 mContext.unbindService(conn); 12405 } 12406 } 12407 } 12408 12409 @Override 12410 public void clearApplicationUserData(final String packageName, 12411 final IPackageDataObserver observer, final int userId) { 12412 mContext.enforceCallingOrSelfPermission( 12413 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12414 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12415 // Queue up an async operation since the package deletion may take a little while. 12416 mHandler.post(new Runnable() { 12417 public void run() { 12418 mHandler.removeCallbacks(this); 12419 final boolean succeeded; 12420 synchronized (mInstallLock) { 12421 succeeded = clearApplicationUserDataLI(packageName, userId); 12422 } 12423 clearExternalStorageDataSync(packageName, userId, true); 12424 if (succeeded) { 12425 // invoke DeviceStorageMonitor's update method to clear any notifications 12426 DeviceStorageMonitorInternal 12427 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12428 if (dsm != null) { 12429 dsm.checkMemory(); 12430 } 12431 } 12432 if(observer != null) { 12433 try { 12434 observer.onRemoveCompleted(packageName, succeeded); 12435 } catch (RemoteException e) { 12436 Log.i(TAG, "Observer no longer exists."); 12437 } 12438 } //end if observer 12439 } //end run 12440 }); 12441 } 12442 12443 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12444 if (packageName == null) { 12445 Slog.w(TAG, "Attempt to delete null packageName."); 12446 return false; 12447 } 12448 12449 // Try finding details about the requested package 12450 PackageParser.Package pkg; 12451 synchronized (mPackages) { 12452 pkg = mPackages.get(packageName); 12453 if (pkg == null) { 12454 final PackageSetting ps = mSettings.mPackages.get(packageName); 12455 if (ps != null) { 12456 pkg = ps.pkg; 12457 } 12458 } 12459 } 12460 12461 if (pkg == null) { 12462 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12463 } 12464 12465 // Always delete data directories for package, even if we found no other 12466 // record of app. This helps users recover from UID mismatches without 12467 // resorting to a full data wipe. 12468 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12469 if (retCode < 0) { 12470 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12471 return false; 12472 } 12473 12474 if (pkg == null) { 12475 return false; 12476 } 12477 12478 if (pkg != null && pkg.applicationInfo != null) { 12479 final int appId = pkg.applicationInfo.uid; 12480 removeKeystoreDataIfNeeded(userId, appId); 12481 } 12482 12483 // Create a native library symlink only if we have native libraries 12484 // and if the native libraries are 32 bit libraries. We do not provide 12485 // this symlink for 64 bit libraries. 12486 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12487 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12488 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12489 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12490 nativeLibPath, userId) < 0) { 12491 Slog.w(TAG, "Failed linking native library dir"); 12492 return false; 12493 } 12494 } 12495 12496 return true; 12497 } 12498 12499 /** 12500 * Remove entries from the keystore daemon. Will only remove it if the 12501 * {@code appId} is valid. 12502 */ 12503 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12504 if (appId < 0) { 12505 return; 12506 } 12507 12508 final KeyStore keyStore = KeyStore.getInstance(); 12509 if (keyStore != null) { 12510 if (userId == UserHandle.USER_ALL) { 12511 for (final int individual : sUserManager.getUserIds()) { 12512 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12513 } 12514 } else { 12515 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12516 } 12517 } else { 12518 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12519 } 12520 } 12521 12522 @Override 12523 public void deleteApplicationCacheFiles(final String packageName, 12524 final IPackageDataObserver observer) { 12525 mContext.enforceCallingOrSelfPermission( 12526 android.Manifest.permission.DELETE_CACHE_FILES, null); 12527 // Queue up an async operation since the package deletion may take a little while. 12528 final int userId = UserHandle.getCallingUserId(); 12529 mHandler.post(new Runnable() { 12530 public void run() { 12531 mHandler.removeCallbacks(this); 12532 final boolean succeded; 12533 synchronized (mInstallLock) { 12534 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12535 } 12536 clearExternalStorageDataSync(packageName, userId, false); 12537 if (observer != null) { 12538 try { 12539 observer.onRemoveCompleted(packageName, succeded); 12540 } catch (RemoteException e) { 12541 Log.i(TAG, "Observer no longer exists."); 12542 } 12543 } //end if observer 12544 } //end run 12545 }); 12546 } 12547 12548 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12549 if (packageName == null) { 12550 Slog.w(TAG, "Attempt to delete null packageName."); 12551 return false; 12552 } 12553 PackageParser.Package p; 12554 synchronized (mPackages) { 12555 p = mPackages.get(packageName); 12556 } 12557 if (p == null) { 12558 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12559 return false; 12560 } 12561 final ApplicationInfo applicationInfo = p.applicationInfo; 12562 if (applicationInfo == null) { 12563 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12564 return false; 12565 } 12566 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12567 if (retCode < 0) { 12568 Slog.w(TAG, "Couldn't remove cache files for package: " 12569 + packageName + " u" + userId); 12570 return false; 12571 } 12572 return true; 12573 } 12574 12575 @Override 12576 public void getPackageSizeInfo(final String packageName, int userHandle, 12577 final IPackageStatsObserver observer) { 12578 mContext.enforceCallingOrSelfPermission( 12579 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12580 if (packageName == null) { 12581 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12582 } 12583 12584 PackageStats stats = new PackageStats(packageName, userHandle); 12585 12586 /* 12587 * Queue up an async operation since the package measurement may take a 12588 * little while. 12589 */ 12590 Message msg = mHandler.obtainMessage(INIT_COPY); 12591 msg.obj = new MeasureParams(stats, observer); 12592 mHandler.sendMessage(msg); 12593 } 12594 12595 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12596 PackageStats pStats) { 12597 if (packageName == null) { 12598 Slog.w(TAG, "Attempt to get size of null packageName."); 12599 return false; 12600 } 12601 PackageParser.Package p; 12602 boolean dataOnly = false; 12603 String libDirRoot = null; 12604 String asecPath = null; 12605 PackageSetting ps = null; 12606 synchronized (mPackages) { 12607 p = mPackages.get(packageName); 12608 ps = mSettings.mPackages.get(packageName); 12609 if(p == null) { 12610 dataOnly = true; 12611 if((ps == null) || (ps.pkg == null)) { 12612 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12613 return false; 12614 } 12615 p = ps.pkg; 12616 } 12617 if (ps != null) { 12618 libDirRoot = ps.legacyNativeLibraryPathString; 12619 } 12620 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12621 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12622 if (secureContainerId != null) { 12623 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12624 } 12625 } 12626 } 12627 String publicSrcDir = null; 12628 if(!dataOnly) { 12629 final ApplicationInfo applicationInfo = p.applicationInfo; 12630 if (applicationInfo == null) { 12631 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12632 return false; 12633 } 12634 if (p.isForwardLocked()) { 12635 publicSrcDir = applicationInfo.getBaseResourcePath(); 12636 } 12637 } 12638 // TODO: extend to measure size of split APKs 12639 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12640 // not just the first level. 12641 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12642 // just the primary. 12643 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12644 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12645 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12646 if (res < 0) { 12647 return false; 12648 } 12649 12650 // Fix-up for forward-locked applications in ASEC containers. 12651 if (!isExternal(p)) { 12652 pStats.codeSize += pStats.externalCodeSize; 12653 pStats.externalCodeSize = 0L; 12654 } 12655 12656 return true; 12657 } 12658 12659 12660 @Override 12661 public void addPackageToPreferred(String packageName) { 12662 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12663 } 12664 12665 @Override 12666 public void removePackageFromPreferred(String packageName) { 12667 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12668 } 12669 12670 @Override 12671 public List<PackageInfo> getPreferredPackages(int flags) { 12672 return new ArrayList<PackageInfo>(); 12673 } 12674 12675 private int getUidTargetSdkVersionLockedLPr(int uid) { 12676 Object obj = mSettings.getUserIdLPr(uid); 12677 if (obj instanceof SharedUserSetting) { 12678 final SharedUserSetting sus = (SharedUserSetting) obj; 12679 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12680 final Iterator<PackageSetting> it = sus.packages.iterator(); 12681 while (it.hasNext()) { 12682 final PackageSetting ps = it.next(); 12683 if (ps.pkg != null) { 12684 int v = ps.pkg.applicationInfo.targetSdkVersion; 12685 if (v < vers) vers = v; 12686 } 12687 } 12688 return vers; 12689 } else if (obj instanceof PackageSetting) { 12690 final PackageSetting ps = (PackageSetting) obj; 12691 if (ps.pkg != null) { 12692 return ps.pkg.applicationInfo.targetSdkVersion; 12693 } 12694 } 12695 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12696 } 12697 12698 @Override 12699 public void addPreferredActivity(IntentFilter filter, int match, 12700 ComponentName[] set, ComponentName activity, int userId) { 12701 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12702 "Adding preferred"); 12703 } 12704 12705 private void addPreferredActivityInternal(IntentFilter filter, int match, 12706 ComponentName[] set, ComponentName activity, boolean always, int userId, 12707 String opname) { 12708 // writer 12709 int callingUid = Binder.getCallingUid(); 12710 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12711 if (filter.countActions() == 0) { 12712 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12713 return; 12714 } 12715 synchronized (mPackages) { 12716 if (mContext.checkCallingOrSelfPermission( 12717 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12718 != PackageManager.PERMISSION_GRANTED) { 12719 if (getUidTargetSdkVersionLockedLPr(callingUid) 12720 < Build.VERSION_CODES.FROYO) { 12721 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12722 + callingUid); 12723 return; 12724 } 12725 mContext.enforceCallingOrSelfPermission( 12726 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12727 } 12728 12729 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12730 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12731 + userId + ":"); 12732 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12733 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12734 scheduleWritePackageRestrictionsLocked(userId); 12735 } 12736 } 12737 12738 @Override 12739 public void replacePreferredActivity(IntentFilter filter, int match, 12740 ComponentName[] set, ComponentName activity, int userId) { 12741 if (filter.countActions() != 1) { 12742 throw new IllegalArgumentException( 12743 "replacePreferredActivity expects filter to have only 1 action."); 12744 } 12745 if (filter.countDataAuthorities() != 0 12746 || filter.countDataPaths() != 0 12747 || filter.countDataSchemes() > 1 12748 || filter.countDataTypes() != 0) { 12749 throw new IllegalArgumentException( 12750 "replacePreferredActivity expects filter to have no data authorities, " + 12751 "paths, or types; and at most one scheme."); 12752 } 12753 12754 final int callingUid = Binder.getCallingUid(); 12755 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12756 synchronized (mPackages) { 12757 if (mContext.checkCallingOrSelfPermission( 12758 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12759 != PackageManager.PERMISSION_GRANTED) { 12760 if (getUidTargetSdkVersionLockedLPr(callingUid) 12761 < Build.VERSION_CODES.FROYO) { 12762 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12763 + Binder.getCallingUid()); 12764 return; 12765 } 12766 mContext.enforceCallingOrSelfPermission( 12767 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12768 } 12769 12770 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12771 if (pir != null) { 12772 // Get all of the existing entries that exactly match this filter. 12773 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12774 if (existing != null && existing.size() == 1) { 12775 PreferredActivity cur = existing.get(0); 12776 if (DEBUG_PREFERRED) { 12777 Slog.i(TAG, "Checking replace of preferred:"); 12778 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12779 if (!cur.mPref.mAlways) { 12780 Slog.i(TAG, " -- CUR; not mAlways!"); 12781 } else { 12782 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12783 Slog.i(TAG, " -- CUR: mSet=" 12784 + Arrays.toString(cur.mPref.mSetComponents)); 12785 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12786 Slog.i(TAG, " -- NEW: mMatch=" 12787 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12788 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12789 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12790 } 12791 } 12792 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12793 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12794 && cur.mPref.sameSet(set)) { 12795 // Setting the preferred activity to what it happens to be already 12796 if (DEBUG_PREFERRED) { 12797 Slog.i(TAG, "Replacing with same preferred activity " 12798 + cur.mPref.mShortComponent + " for user " 12799 + userId + ":"); 12800 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12801 } 12802 return; 12803 } 12804 } 12805 12806 if (existing != null) { 12807 if (DEBUG_PREFERRED) { 12808 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12809 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12810 } 12811 for (int i = 0; i < existing.size(); i++) { 12812 PreferredActivity pa = existing.get(i); 12813 if (DEBUG_PREFERRED) { 12814 Slog.i(TAG, "Removing existing preferred activity " 12815 + pa.mPref.mComponent + ":"); 12816 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12817 } 12818 pir.removeFilter(pa); 12819 } 12820 } 12821 } 12822 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12823 "Replacing preferred"); 12824 } 12825 } 12826 12827 @Override 12828 public void clearPackagePreferredActivities(String packageName) { 12829 final int uid = Binder.getCallingUid(); 12830 // writer 12831 synchronized (mPackages) { 12832 PackageParser.Package pkg = mPackages.get(packageName); 12833 if (pkg == null || pkg.applicationInfo.uid != uid) { 12834 if (mContext.checkCallingOrSelfPermission( 12835 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12836 != PackageManager.PERMISSION_GRANTED) { 12837 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12838 < Build.VERSION_CODES.FROYO) { 12839 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12840 + Binder.getCallingUid()); 12841 return; 12842 } 12843 mContext.enforceCallingOrSelfPermission( 12844 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12845 } 12846 } 12847 12848 int user = UserHandle.getCallingUserId(); 12849 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12850 scheduleWritePackageRestrictionsLocked(user); 12851 } 12852 } 12853 } 12854 12855 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12856 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12857 ArrayList<PreferredActivity> removed = null; 12858 boolean changed = false; 12859 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12860 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12861 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12862 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12863 continue; 12864 } 12865 Iterator<PreferredActivity> it = pir.filterIterator(); 12866 while (it.hasNext()) { 12867 PreferredActivity pa = it.next(); 12868 // Mark entry for removal only if it matches the package name 12869 // and the entry is of type "always". 12870 if (packageName == null || 12871 (pa.mPref.mComponent.getPackageName().equals(packageName) 12872 && pa.mPref.mAlways)) { 12873 if (removed == null) { 12874 removed = new ArrayList<PreferredActivity>(); 12875 } 12876 removed.add(pa); 12877 } 12878 } 12879 if (removed != null) { 12880 for (int j=0; j<removed.size(); j++) { 12881 PreferredActivity pa = removed.get(j); 12882 pir.removeFilter(pa); 12883 } 12884 changed = true; 12885 } 12886 } 12887 return changed; 12888 } 12889 12890 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12891 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12892 if (userId == UserHandle.USER_ALL) { 12893 if (mSettings.removeIntentFilterVerificationLPw(packageName, 12894 sUserManager.getUserIds())) { 12895 for (int oneUserId : sUserManager.getUserIds()) { 12896 scheduleWritePackageRestrictionsLocked(oneUserId); 12897 } 12898 } 12899 } else { 12900 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 12901 scheduleWritePackageRestrictionsLocked(userId); 12902 } 12903 } 12904 } 12905 12906 12907 void clearDefaultBrowserIfNeeded(String packageName) { 12908 for (int oneUserId : sUserManager.getUserIds()) { 12909 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 12910 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 12911 if (packageName.equals(defaultBrowserPackageName)) { 12912 setDefaultBrowserPackageName(null, oneUserId); 12913 } 12914 } 12915 } 12916 12917 @Override 12918 public void resetPreferredActivities(int userId) { 12919 /* TODO: Actually use userId. Why is it being passed in? */ 12920 mContext.enforceCallingOrSelfPermission( 12921 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12922 // writer 12923 synchronized (mPackages) { 12924 int user = UserHandle.getCallingUserId(); 12925 clearPackagePreferredActivitiesLPw(null, user); 12926 mSettings.readDefaultPreferredAppsLPw(this, user); 12927 scheduleWritePackageRestrictionsLocked(user); 12928 } 12929 } 12930 12931 @Override 12932 public int getPreferredActivities(List<IntentFilter> outFilters, 12933 List<ComponentName> outActivities, String packageName) { 12934 12935 int num = 0; 12936 final int userId = UserHandle.getCallingUserId(); 12937 // reader 12938 synchronized (mPackages) { 12939 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12940 if (pir != null) { 12941 final Iterator<PreferredActivity> it = pir.filterIterator(); 12942 while (it.hasNext()) { 12943 final PreferredActivity pa = it.next(); 12944 if (packageName == null 12945 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12946 && pa.mPref.mAlways)) { 12947 if (outFilters != null) { 12948 outFilters.add(new IntentFilter(pa)); 12949 } 12950 if (outActivities != null) { 12951 outActivities.add(pa.mPref.mComponent); 12952 } 12953 } 12954 } 12955 } 12956 } 12957 12958 return num; 12959 } 12960 12961 @Override 12962 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12963 int userId) { 12964 int callingUid = Binder.getCallingUid(); 12965 if (callingUid != Process.SYSTEM_UID) { 12966 throw new SecurityException( 12967 "addPersistentPreferredActivity can only be run by the system"); 12968 } 12969 if (filter.countActions() == 0) { 12970 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12971 return; 12972 } 12973 synchronized (mPackages) { 12974 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12975 " :"); 12976 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12977 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12978 new PersistentPreferredActivity(filter, activity)); 12979 scheduleWritePackageRestrictionsLocked(userId); 12980 } 12981 } 12982 12983 @Override 12984 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12985 int callingUid = Binder.getCallingUid(); 12986 if (callingUid != Process.SYSTEM_UID) { 12987 throw new SecurityException( 12988 "clearPackagePersistentPreferredActivities can only be run by the system"); 12989 } 12990 ArrayList<PersistentPreferredActivity> removed = null; 12991 boolean changed = false; 12992 synchronized (mPackages) { 12993 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12994 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12995 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12996 .valueAt(i); 12997 if (userId != thisUserId) { 12998 continue; 12999 } 13000 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13001 while (it.hasNext()) { 13002 PersistentPreferredActivity ppa = it.next(); 13003 // Mark entry for removal only if it matches the package name. 13004 if (ppa.mComponent.getPackageName().equals(packageName)) { 13005 if (removed == null) { 13006 removed = new ArrayList<PersistentPreferredActivity>(); 13007 } 13008 removed.add(ppa); 13009 } 13010 } 13011 if (removed != null) { 13012 for (int j=0; j<removed.size(); j++) { 13013 PersistentPreferredActivity ppa = removed.get(j); 13014 ppir.removeFilter(ppa); 13015 } 13016 changed = true; 13017 } 13018 } 13019 13020 if (changed) { 13021 scheduleWritePackageRestrictionsLocked(userId); 13022 } 13023 } 13024 } 13025 13026 /** 13027 * Non-Binder method, support for the backup/restore mechanism: write the 13028 * full set of preferred activities in its canonical XML format. Returns true 13029 * on success; false otherwise. 13030 */ 13031 @Override 13032 public byte[] getPreferredActivityBackup(int userId) { 13033 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13034 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13035 } 13036 13037 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13038 try { 13039 final XmlSerializer serializer = new FastXmlSerializer(); 13040 serializer.setOutput(dataStream, "utf-8"); 13041 serializer.startDocument(null, true); 13042 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13043 13044 synchronized (mPackages) { 13045 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13046 } 13047 13048 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13049 serializer.endDocument(); 13050 serializer.flush(); 13051 } catch (Exception e) { 13052 if (DEBUG_BACKUP) { 13053 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13054 } 13055 return null; 13056 } 13057 13058 return dataStream.toByteArray(); 13059 } 13060 13061 @Override 13062 public void restorePreferredActivities(byte[] backup, int userId) { 13063 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13064 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13065 } 13066 13067 try { 13068 final XmlPullParser parser = Xml.newPullParser(); 13069 parser.setInput(new ByteArrayInputStream(backup), null); 13070 13071 int type; 13072 while ((type = parser.next()) != XmlPullParser.START_TAG 13073 && type != XmlPullParser.END_DOCUMENT) { 13074 } 13075 if (type != XmlPullParser.START_TAG) { 13076 // oops didn't find a start tag?! 13077 if (DEBUG_BACKUP) { 13078 Slog.e(TAG, "Didn't find start tag during restore"); 13079 } 13080 return; 13081 } 13082 13083 // this is supposed to be TAG_PREFERRED_BACKUP 13084 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13085 if (DEBUG_BACKUP) { 13086 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13087 } 13088 return; 13089 } 13090 13091 // skip interfering stuff, then we're aligned with the backing implementation 13092 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13093 synchronized (mPackages) { 13094 mSettings.readPreferredActivitiesLPw(parser, userId); 13095 } 13096 } catch (Exception e) { 13097 if (DEBUG_BACKUP) { 13098 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13099 } 13100 } 13101 } 13102 13103 @Override 13104 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13105 int sourceUserId, int targetUserId, int flags) { 13106 mContext.enforceCallingOrSelfPermission( 13107 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13108 int callingUid = Binder.getCallingUid(); 13109 enforceOwnerRights(ownerPackage, callingUid); 13110 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13111 if (intentFilter.countActions() == 0) { 13112 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13113 return; 13114 } 13115 synchronized (mPackages) { 13116 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13117 ownerPackage, targetUserId, flags); 13118 CrossProfileIntentResolver resolver = 13119 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13120 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13121 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13122 if (existing != null) { 13123 int size = existing.size(); 13124 for (int i = 0; i < size; i++) { 13125 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13126 return; 13127 } 13128 } 13129 } 13130 resolver.addFilter(newFilter); 13131 scheduleWritePackageRestrictionsLocked(sourceUserId); 13132 } 13133 } 13134 13135 @Override 13136 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13137 mContext.enforceCallingOrSelfPermission( 13138 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13139 int callingUid = Binder.getCallingUid(); 13140 enforceOwnerRights(ownerPackage, callingUid); 13141 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13142 synchronized (mPackages) { 13143 CrossProfileIntentResolver resolver = 13144 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13145 ArraySet<CrossProfileIntentFilter> set = 13146 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13147 for (CrossProfileIntentFilter filter : set) { 13148 if (filter.getOwnerPackage().equals(ownerPackage)) { 13149 resolver.removeFilter(filter); 13150 } 13151 } 13152 scheduleWritePackageRestrictionsLocked(sourceUserId); 13153 } 13154 } 13155 13156 // Enforcing that callingUid is owning pkg on userId 13157 private void enforceOwnerRights(String pkg, int callingUid) { 13158 // The system owns everything. 13159 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13160 return; 13161 } 13162 int callingUserId = UserHandle.getUserId(callingUid); 13163 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13164 if (pi == null) { 13165 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13166 + callingUserId); 13167 } 13168 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13169 throw new SecurityException("Calling uid " + callingUid 13170 + " does not own package " + pkg); 13171 } 13172 } 13173 13174 @Override 13175 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13176 Intent intent = new Intent(Intent.ACTION_MAIN); 13177 intent.addCategory(Intent.CATEGORY_HOME); 13178 13179 final int callingUserId = UserHandle.getCallingUserId(); 13180 List<ResolveInfo> list = queryIntentActivities(intent, null, 13181 PackageManager.GET_META_DATA, callingUserId); 13182 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13183 true, false, false, callingUserId); 13184 13185 allHomeCandidates.clear(); 13186 if (list != null) { 13187 for (ResolveInfo ri : list) { 13188 allHomeCandidates.add(ri); 13189 } 13190 } 13191 return (preferred == null || preferred.activityInfo == null) 13192 ? null 13193 : new ComponentName(preferred.activityInfo.packageName, 13194 preferred.activityInfo.name); 13195 } 13196 13197 @Override 13198 public void setApplicationEnabledSetting(String appPackageName, 13199 int newState, int flags, int userId, String callingPackage) { 13200 if (!sUserManager.exists(userId)) return; 13201 if (callingPackage == null) { 13202 callingPackage = Integer.toString(Binder.getCallingUid()); 13203 } 13204 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13205 } 13206 13207 @Override 13208 public void setComponentEnabledSetting(ComponentName componentName, 13209 int newState, int flags, int userId) { 13210 if (!sUserManager.exists(userId)) return; 13211 setEnabledSetting(componentName.getPackageName(), 13212 componentName.getClassName(), newState, flags, userId, null); 13213 } 13214 13215 private void setEnabledSetting(final String packageName, String className, int newState, 13216 final int flags, int userId, String callingPackage) { 13217 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13218 || newState == COMPONENT_ENABLED_STATE_ENABLED 13219 || newState == COMPONENT_ENABLED_STATE_DISABLED 13220 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13221 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13222 throw new IllegalArgumentException("Invalid new component state: " 13223 + newState); 13224 } 13225 PackageSetting pkgSetting; 13226 final int uid = Binder.getCallingUid(); 13227 final int permission = mContext.checkCallingOrSelfPermission( 13228 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13229 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13230 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13231 boolean sendNow = false; 13232 boolean isApp = (className == null); 13233 String componentName = isApp ? packageName : className; 13234 int packageUid = -1; 13235 ArrayList<String> components; 13236 13237 // writer 13238 synchronized (mPackages) { 13239 pkgSetting = mSettings.mPackages.get(packageName); 13240 if (pkgSetting == null) { 13241 if (className == null) { 13242 throw new IllegalArgumentException( 13243 "Unknown package: " + packageName); 13244 } 13245 throw new IllegalArgumentException( 13246 "Unknown component: " + packageName 13247 + "/" + className); 13248 } 13249 // Allow root and verify that userId is not being specified by a different user 13250 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13251 throw new SecurityException( 13252 "Permission Denial: attempt to change component state from pid=" 13253 + Binder.getCallingPid() 13254 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13255 } 13256 if (className == null) { 13257 // We're dealing with an application/package level state change 13258 if (pkgSetting.getEnabled(userId) == newState) { 13259 // Nothing to do 13260 return; 13261 } 13262 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13263 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13264 // Don't care about who enables an app. 13265 callingPackage = null; 13266 } 13267 pkgSetting.setEnabled(newState, userId, callingPackage); 13268 // pkgSetting.pkg.mSetEnabled = newState; 13269 } else { 13270 // We're dealing with a component level state change 13271 // First, verify that this is a valid class name. 13272 PackageParser.Package pkg = pkgSetting.pkg; 13273 if (pkg == null || !pkg.hasComponentClassName(className)) { 13274 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13275 throw new IllegalArgumentException("Component class " + className 13276 + " does not exist in " + packageName); 13277 } else { 13278 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13279 + className + " does not exist in " + packageName); 13280 } 13281 } 13282 switch (newState) { 13283 case COMPONENT_ENABLED_STATE_ENABLED: 13284 if (!pkgSetting.enableComponentLPw(className, userId)) { 13285 return; 13286 } 13287 break; 13288 case COMPONENT_ENABLED_STATE_DISABLED: 13289 if (!pkgSetting.disableComponentLPw(className, userId)) { 13290 return; 13291 } 13292 break; 13293 case COMPONENT_ENABLED_STATE_DEFAULT: 13294 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13295 return; 13296 } 13297 break; 13298 default: 13299 Slog.e(TAG, "Invalid new component state: " + newState); 13300 return; 13301 } 13302 } 13303 scheduleWritePackageRestrictionsLocked(userId); 13304 components = mPendingBroadcasts.get(userId, packageName); 13305 final boolean newPackage = components == null; 13306 if (newPackage) { 13307 components = new ArrayList<String>(); 13308 } 13309 if (!components.contains(componentName)) { 13310 components.add(componentName); 13311 } 13312 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13313 sendNow = true; 13314 // Purge entry from pending broadcast list if another one exists already 13315 // since we are sending one right away. 13316 mPendingBroadcasts.remove(userId, packageName); 13317 } else { 13318 if (newPackage) { 13319 mPendingBroadcasts.put(userId, packageName, components); 13320 } 13321 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13322 // Schedule a message 13323 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13324 } 13325 } 13326 } 13327 13328 long callingId = Binder.clearCallingIdentity(); 13329 try { 13330 if (sendNow) { 13331 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13332 sendPackageChangedBroadcast(packageName, 13333 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13334 } 13335 } finally { 13336 Binder.restoreCallingIdentity(callingId); 13337 } 13338 } 13339 13340 private void sendPackageChangedBroadcast(String packageName, 13341 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13342 if (DEBUG_INSTALL) 13343 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13344 + componentNames); 13345 Bundle extras = new Bundle(4); 13346 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13347 String nameList[] = new String[componentNames.size()]; 13348 componentNames.toArray(nameList); 13349 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13350 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13351 extras.putInt(Intent.EXTRA_UID, packageUid); 13352 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13353 new int[] {UserHandle.getUserId(packageUid)}); 13354 } 13355 13356 @Override 13357 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13358 if (!sUserManager.exists(userId)) return; 13359 final int uid = Binder.getCallingUid(); 13360 final int permission = mContext.checkCallingOrSelfPermission( 13361 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13362 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13363 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13364 // writer 13365 synchronized (mPackages) { 13366 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13367 allowedByPermission, uid, userId)) { 13368 scheduleWritePackageRestrictionsLocked(userId); 13369 } 13370 } 13371 } 13372 13373 @Override 13374 public String getInstallerPackageName(String packageName) { 13375 // reader 13376 synchronized (mPackages) { 13377 return mSettings.getInstallerPackageNameLPr(packageName); 13378 } 13379 } 13380 13381 @Override 13382 public int getApplicationEnabledSetting(String packageName, int userId) { 13383 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13384 int uid = Binder.getCallingUid(); 13385 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13386 // reader 13387 synchronized (mPackages) { 13388 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13389 } 13390 } 13391 13392 @Override 13393 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13394 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13395 int uid = Binder.getCallingUid(); 13396 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13397 // reader 13398 synchronized (mPackages) { 13399 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13400 } 13401 } 13402 13403 @Override 13404 public void enterSafeMode() { 13405 enforceSystemOrRoot("Only the system can request entering safe mode"); 13406 13407 if (!mSystemReady) { 13408 mSafeMode = true; 13409 } 13410 } 13411 13412 @Override 13413 public void systemReady() { 13414 mSystemReady = true; 13415 13416 // Read the compatibilty setting when the system is ready. 13417 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13418 mContext.getContentResolver(), 13419 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13420 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13421 if (DEBUG_SETTINGS) { 13422 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13423 } 13424 13425 synchronized (mPackages) { 13426 // Verify that all of the preferred activity components actually 13427 // exist. It is possible for applications to be updated and at 13428 // that point remove a previously declared activity component that 13429 // had been set as a preferred activity. We try to clean this up 13430 // the next time we encounter that preferred activity, but it is 13431 // possible for the user flow to never be able to return to that 13432 // situation so here we do a sanity check to make sure we haven't 13433 // left any junk around. 13434 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13435 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13436 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13437 removed.clear(); 13438 for (PreferredActivity pa : pir.filterSet()) { 13439 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13440 removed.add(pa); 13441 } 13442 } 13443 if (removed.size() > 0) { 13444 for (int r=0; r<removed.size(); r++) { 13445 PreferredActivity pa = removed.get(r); 13446 Slog.w(TAG, "Removing dangling preferred activity: " 13447 + pa.mPref.mComponent); 13448 pir.removeFilter(pa); 13449 } 13450 mSettings.writePackageRestrictionsLPr( 13451 mSettings.mPreferredActivities.keyAt(i)); 13452 } 13453 } 13454 } 13455 sUserManager.systemReady(); 13456 13457 // Kick off any messages waiting for system ready 13458 if (mPostSystemReadyMessages != null) { 13459 for (Message msg : mPostSystemReadyMessages) { 13460 msg.sendToTarget(); 13461 } 13462 mPostSystemReadyMessages = null; 13463 } 13464 13465 // Watch for external volumes that come and go over time 13466 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13467 storage.registerListener(mStorageListener); 13468 13469 mInstallerService.systemReady(); 13470 } 13471 13472 @Override 13473 public boolean isSafeMode() { 13474 return mSafeMode; 13475 } 13476 13477 @Override 13478 public boolean hasSystemUidErrors() { 13479 return mHasSystemUidErrors; 13480 } 13481 13482 static String arrayToString(int[] array) { 13483 StringBuffer buf = new StringBuffer(128); 13484 buf.append('['); 13485 if (array != null) { 13486 for (int i=0; i<array.length; i++) { 13487 if (i > 0) buf.append(", "); 13488 buf.append(array[i]); 13489 } 13490 } 13491 buf.append(']'); 13492 return buf.toString(); 13493 } 13494 13495 static class DumpState { 13496 public static final int DUMP_LIBS = 1 << 0; 13497 public static final int DUMP_FEATURES = 1 << 1; 13498 public static final int DUMP_RESOLVERS = 1 << 2; 13499 public static final int DUMP_PERMISSIONS = 1 << 3; 13500 public static final int DUMP_PACKAGES = 1 << 4; 13501 public static final int DUMP_SHARED_USERS = 1 << 5; 13502 public static final int DUMP_MESSAGES = 1 << 6; 13503 public static final int DUMP_PROVIDERS = 1 << 7; 13504 public static final int DUMP_VERIFIERS = 1 << 8; 13505 public static final int DUMP_PREFERRED = 1 << 9; 13506 public static final int DUMP_PREFERRED_XML = 1 << 10; 13507 public static final int DUMP_KEYSETS = 1 << 11; 13508 public static final int DUMP_VERSION = 1 << 12; 13509 public static final int DUMP_INSTALLS = 1 << 13; 13510 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13511 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13512 13513 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13514 13515 private int mTypes; 13516 13517 private int mOptions; 13518 13519 private boolean mTitlePrinted; 13520 13521 private SharedUserSetting mSharedUser; 13522 13523 public boolean isDumping(int type) { 13524 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13525 return true; 13526 } 13527 13528 return (mTypes & type) != 0; 13529 } 13530 13531 public void setDump(int type) { 13532 mTypes |= type; 13533 } 13534 13535 public boolean isOptionEnabled(int option) { 13536 return (mOptions & option) != 0; 13537 } 13538 13539 public void setOptionEnabled(int option) { 13540 mOptions |= option; 13541 } 13542 13543 public boolean onTitlePrinted() { 13544 final boolean printed = mTitlePrinted; 13545 mTitlePrinted = true; 13546 return printed; 13547 } 13548 13549 public boolean getTitlePrinted() { 13550 return mTitlePrinted; 13551 } 13552 13553 public void setTitlePrinted(boolean enabled) { 13554 mTitlePrinted = enabled; 13555 } 13556 13557 public SharedUserSetting getSharedUser() { 13558 return mSharedUser; 13559 } 13560 13561 public void setSharedUser(SharedUserSetting user) { 13562 mSharedUser = user; 13563 } 13564 } 13565 13566 @Override 13567 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13568 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13569 != PackageManager.PERMISSION_GRANTED) { 13570 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13571 + Binder.getCallingPid() 13572 + ", uid=" + Binder.getCallingUid() 13573 + " without permission " 13574 + android.Manifest.permission.DUMP); 13575 return; 13576 } 13577 13578 DumpState dumpState = new DumpState(); 13579 boolean fullPreferred = false; 13580 boolean checkin = false; 13581 13582 String packageName = null; 13583 13584 int opti = 0; 13585 while (opti < args.length) { 13586 String opt = args[opti]; 13587 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13588 break; 13589 } 13590 opti++; 13591 13592 if ("-a".equals(opt)) { 13593 // Right now we only know how to print all. 13594 } else if ("-h".equals(opt)) { 13595 pw.println("Package manager dump options:"); 13596 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13597 pw.println(" --checkin: dump for a checkin"); 13598 pw.println(" -f: print details of intent filters"); 13599 pw.println(" -h: print this help"); 13600 pw.println(" cmd may be one of:"); 13601 pw.println(" l[ibraries]: list known shared libraries"); 13602 pw.println(" f[ibraries]: list device features"); 13603 pw.println(" k[eysets]: print known keysets"); 13604 pw.println(" r[esolvers]: dump intent resolvers"); 13605 pw.println(" perm[issions]: dump permissions"); 13606 pw.println(" pref[erred]: print preferred package settings"); 13607 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13608 pw.println(" prov[iders]: dump content providers"); 13609 pw.println(" p[ackages]: dump installed packages"); 13610 pw.println(" s[hared-users]: dump shared user IDs"); 13611 pw.println(" m[essages]: print collected runtime messages"); 13612 pw.println(" v[erifiers]: print package verifier info"); 13613 pw.println(" version: print database version info"); 13614 pw.println(" write: write current settings now"); 13615 pw.println(" <package.name>: info about given package"); 13616 pw.println(" installs: details about install sessions"); 13617 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13618 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13619 return; 13620 } else if ("--checkin".equals(opt)) { 13621 checkin = true; 13622 } else if ("-f".equals(opt)) { 13623 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13624 } else { 13625 pw.println("Unknown argument: " + opt + "; use -h for help"); 13626 } 13627 } 13628 13629 // Is the caller requesting to dump a particular piece of data? 13630 if (opti < args.length) { 13631 String cmd = args[opti]; 13632 opti++; 13633 // Is this a package name? 13634 if ("android".equals(cmd) || cmd.contains(".")) { 13635 packageName = cmd; 13636 // When dumping a single package, we always dump all of its 13637 // filter information since the amount of data will be reasonable. 13638 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13639 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13640 dumpState.setDump(DumpState.DUMP_LIBS); 13641 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13642 dumpState.setDump(DumpState.DUMP_FEATURES); 13643 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13644 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13645 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13646 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13647 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13648 dumpState.setDump(DumpState.DUMP_PREFERRED); 13649 } else if ("preferred-xml".equals(cmd)) { 13650 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13651 if (opti < args.length && "--full".equals(args[opti])) { 13652 fullPreferred = true; 13653 opti++; 13654 } 13655 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13656 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13657 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13658 dumpState.setDump(DumpState.DUMP_PACKAGES); 13659 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13660 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13661 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13662 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13663 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13664 dumpState.setDump(DumpState.DUMP_MESSAGES); 13665 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13666 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13667 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13668 || "intent-filter-verifiers".equals(cmd)) { 13669 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13670 } else if ("version".equals(cmd)) { 13671 dumpState.setDump(DumpState.DUMP_VERSION); 13672 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13673 dumpState.setDump(DumpState.DUMP_KEYSETS); 13674 } else if ("installs".equals(cmd)) { 13675 dumpState.setDump(DumpState.DUMP_INSTALLS); 13676 } else if ("write".equals(cmd)) { 13677 synchronized (mPackages) { 13678 mSettings.writeLPr(); 13679 pw.println("Settings written."); 13680 return; 13681 } 13682 } 13683 } 13684 13685 if (checkin) { 13686 pw.println("vers,1"); 13687 } 13688 13689 // reader 13690 synchronized (mPackages) { 13691 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13692 if (!checkin) { 13693 if (dumpState.onTitlePrinted()) 13694 pw.println(); 13695 pw.println("Database versions:"); 13696 pw.print(" SDK Version:"); 13697 pw.print(" internal="); 13698 pw.print(mSettings.mInternalSdkPlatform); 13699 pw.print(" external="); 13700 pw.println(mSettings.mExternalSdkPlatform); 13701 pw.print(" DB Version:"); 13702 pw.print(" internal="); 13703 pw.print(mSettings.mInternalDatabaseVersion); 13704 pw.print(" external="); 13705 pw.println(mSettings.mExternalDatabaseVersion); 13706 } 13707 } 13708 13709 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13710 if (!checkin) { 13711 if (dumpState.onTitlePrinted()) 13712 pw.println(); 13713 pw.println("Verifiers:"); 13714 pw.print(" Required: "); 13715 pw.print(mRequiredVerifierPackage); 13716 pw.print(" (uid="); 13717 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13718 pw.println(")"); 13719 } else if (mRequiredVerifierPackage != null) { 13720 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13721 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13722 } 13723 } 13724 13725 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13726 packageName == null) { 13727 if (mIntentFilterVerifierComponent != null) { 13728 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13729 if (!checkin) { 13730 if (dumpState.onTitlePrinted()) 13731 pw.println(); 13732 pw.println("Intent Filter Verifier:"); 13733 pw.print(" Using: "); 13734 pw.print(verifierPackageName); 13735 pw.print(" (uid="); 13736 pw.print(getPackageUid(verifierPackageName, 0)); 13737 pw.println(")"); 13738 } else if (verifierPackageName != null) { 13739 pw.print("ifv,"); pw.print(verifierPackageName); 13740 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13741 } 13742 } else { 13743 pw.println(); 13744 pw.println("No Intent Filter Verifier available!"); 13745 } 13746 } 13747 13748 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13749 boolean printedHeader = false; 13750 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13751 while (it.hasNext()) { 13752 String name = it.next(); 13753 SharedLibraryEntry ent = mSharedLibraries.get(name); 13754 if (!checkin) { 13755 if (!printedHeader) { 13756 if (dumpState.onTitlePrinted()) 13757 pw.println(); 13758 pw.println("Libraries:"); 13759 printedHeader = true; 13760 } 13761 pw.print(" "); 13762 } else { 13763 pw.print("lib,"); 13764 } 13765 pw.print(name); 13766 if (!checkin) { 13767 pw.print(" -> "); 13768 } 13769 if (ent.path != null) { 13770 if (!checkin) { 13771 pw.print("(jar) "); 13772 pw.print(ent.path); 13773 } else { 13774 pw.print(",jar,"); 13775 pw.print(ent.path); 13776 } 13777 } else { 13778 if (!checkin) { 13779 pw.print("(apk) "); 13780 pw.print(ent.apk); 13781 } else { 13782 pw.print(",apk,"); 13783 pw.print(ent.apk); 13784 } 13785 } 13786 pw.println(); 13787 } 13788 } 13789 13790 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13791 if (dumpState.onTitlePrinted()) 13792 pw.println(); 13793 if (!checkin) { 13794 pw.println("Features:"); 13795 } 13796 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13797 while (it.hasNext()) { 13798 String name = it.next(); 13799 if (!checkin) { 13800 pw.print(" "); 13801 } else { 13802 pw.print("feat,"); 13803 } 13804 pw.println(name); 13805 } 13806 } 13807 13808 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13809 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13810 : "Activity Resolver Table:", " ", packageName, 13811 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13812 dumpState.setTitlePrinted(true); 13813 } 13814 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13815 : "Receiver Resolver Table:", " ", packageName, 13816 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13817 dumpState.setTitlePrinted(true); 13818 } 13819 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13820 : "Service Resolver Table:", " ", packageName, 13821 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13822 dumpState.setTitlePrinted(true); 13823 } 13824 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13825 : "Provider Resolver Table:", " ", packageName, 13826 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13827 dumpState.setTitlePrinted(true); 13828 } 13829 } 13830 13831 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13832 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13833 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13834 int user = mSettings.mPreferredActivities.keyAt(i); 13835 if (pir.dump(pw, 13836 dumpState.getTitlePrinted() 13837 ? "\nPreferred Activities User " + user + ":" 13838 : "Preferred Activities User " + user + ":", " ", 13839 packageName, true, false)) { 13840 dumpState.setTitlePrinted(true); 13841 } 13842 } 13843 } 13844 13845 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13846 pw.flush(); 13847 FileOutputStream fout = new FileOutputStream(fd); 13848 BufferedOutputStream str = new BufferedOutputStream(fout); 13849 XmlSerializer serializer = new FastXmlSerializer(); 13850 try { 13851 serializer.setOutput(str, "utf-8"); 13852 serializer.startDocument(null, true); 13853 serializer.setFeature( 13854 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13855 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13856 serializer.endDocument(); 13857 serializer.flush(); 13858 } catch (IllegalArgumentException e) { 13859 pw.println("Failed writing: " + e); 13860 } catch (IllegalStateException e) { 13861 pw.println("Failed writing: " + e); 13862 } catch (IOException e) { 13863 pw.println("Failed writing: " + e); 13864 } 13865 } 13866 13867 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13868 pw.println(); 13869 int count = mSettings.mPackages.size(); 13870 if (count == 0) { 13871 pw.println("No domain preferred apps!"); 13872 pw.println(); 13873 } else { 13874 final String prefix = " "; 13875 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13876 if (allPackageSettings.size() == 0) { 13877 pw.println("No domain preferred apps!"); 13878 pw.println(); 13879 } else { 13880 pw.println("Domain preferred apps status:"); 13881 pw.println(); 13882 count = 0; 13883 for (PackageSetting ps : allPackageSettings) { 13884 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13885 if (ivi == null || ivi.getPackageName() == null) continue; 13886 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13887 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13888 pw.println(prefix + "Status: " + ivi.getStatusString()); 13889 pw.println(); 13890 count++; 13891 } 13892 if (count == 0) { 13893 pw.println(prefix + "No domain preferred app status!"); 13894 pw.println(); 13895 } 13896 for (int userId : sUserManager.getUserIds()) { 13897 pw.println("Domain preferred apps for User " + userId + ":"); 13898 pw.println(); 13899 count = 0; 13900 for (PackageSetting ps : allPackageSettings) { 13901 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13902 if (ivi == null || ivi.getPackageName() == null) { 13903 continue; 13904 } 13905 final int status = ps.getDomainVerificationStatusForUser(userId); 13906 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13907 continue; 13908 } 13909 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13910 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13911 String statusStr = IntentFilterVerificationInfo. 13912 getStatusStringFromValue(status); 13913 pw.println(prefix + "Status: " + statusStr); 13914 pw.println(); 13915 count++; 13916 } 13917 if (count == 0) { 13918 pw.println(prefix + "No domain preferred apps!"); 13919 pw.println(); 13920 } 13921 } 13922 } 13923 } 13924 } 13925 13926 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13927 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13928 if (packageName == null) { 13929 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13930 if (iperm == 0) { 13931 if (dumpState.onTitlePrinted()) 13932 pw.println(); 13933 pw.println("AppOp Permissions:"); 13934 } 13935 pw.print(" AppOp Permission "); 13936 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13937 pw.println(":"); 13938 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13939 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13940 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13941 } 13942 } 13943 } 13944 } 13945 13946 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13947 boolean printedSomething = false; 13948 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13949 if (packageName != null && !packageName.equals(p.info.packageName)) { 13950 continue; 13951 } 13952 if (!printedSomething) { 13953 if (dumpState.onTitlePrinted()) 13954 pw.println(); 13955 pw.println("Registered ContentProviders:"); 13956 printedSomething = true; 13957 } 13958 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13959 pw.print(" "); pw.println(p.toString()); 13960 } 13961 printedSomething = false; 13962 for (Map.Entry<String, PackageParser.Provider> entry : 13963 mProvidersByAuthority.entrySet()) { 13964 PackageParser.Provider p = entry.getValue(); 13965 if (packageName != null && !packageName.equals(p.info.packageName)) { 13966 continue; 13967 } 13968 if (!printedSomething) { 13969 if (dumpState.onTitlePrinted()) 13970 pw.println(); 13971 pw.println("ContentProvider Authorities:"); 13972 printedSomething = true; 13973 } 13974 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13975 pw.print(" "); pw.println(p.toString()); 13976 if (p.info != null && p.info.applicationInfo != null) { 13977 final String appInfo = p.info.applicationInfo.toString(); 13978 pw.print(" applicationInfo="); pw.println(appInfo); 13979 } 13980 } 13981 } 13982 13983 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13984 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13985 } 13986 13987 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13988 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13989 } 13990 13991 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13992 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13993 } 13994 13995 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13996 // XXX should handle packageName != null by dumping only install data that 13997 // the given package is involved with. 13998 if (dumpState.onTitlePrinted()) pw.println(); 13999 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14000 } 14001 14002 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14003 if (dumpState.onTitlePrinted()) pw.println(); 14004 mSettings.dumpReadMessagesLPr(pw, dumpState); 14005 14006 pw.println(); 14007 pw.println("Package warning messages:"); 14008 BufferedReader in = null; 14009 String line = null; 14010 try { 14011 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14012 while ((line = in.readLine()) != null) { 14013 if (line.contains("ignored: updated version")) continue; 14014 pw.println(line); 14015 } 14016 } catch (IOException ignored) { 14017 } finally { 14018 IoUtils.closeQuietly(in); 14019 } 14020 } 14021 14022 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14023 BufferedReader in = null; 14024 String line = null; 14025 try { 14026 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14027 while ((line = in.readLine()) != null) { 14028 if (line.contains("ignored: updated version")) continue; 14029 pw.print("msg,"); 14030 pw.println(line); 14031 } 14032 } catch (IOException ignored) { 14033 } finally { 14034 IoUtils.closeQuietly(in); 14035 } 14036 } 14037 } 14038 } 14039 14040 // ------- apps on sdcard specific code ------- 14041 static final boolean DEBUG_SD_INSTALL = false; 14042 14043 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14044 14045 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14046 14047 private boolean mMediaMounted = false; 14048 14049 static String getEncryptKey() { 14050 try { 14051 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14052 SD_ENCRYPTION_KEYSTORE_NAME); 14053 if (sdEncKey == null) { 14054 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14055 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14056 if (sdEncKey == null) { 14057 Slog.e(TAG, "Failed to create encryption keys"); 14058 return null; 14059 } 14060 } 14061 return sdEncKey; 14062 } catch (NoSuchAlgorithmException nsae) { 14063 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14064 return null; 14065 } catch (IOException ioe) { 14066 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14067 return null; 14068 } 14069 } 14070 14071 /* 14072 * Update media status on PackageManager. 14073 */ 14074 @Override 14075 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14076 int callingUid = Binder.getCallingUid(); 14077 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14078 throw new SecurityException("Media status can only be updated by the system"); 14079 } 14080 // reader; this apparently protects mMediaMounted, but should probably 14081 // be a different lock in that case. 14082 synchronized (mPackages) { 14083 Log.i(TAG, "Updating external media status from " 14084 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14085 + (mediaStatus ? "mounted" : "unmounted")); 14086 if (DEBUG_SD_INSTALL) 14087 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14088 + ", mMediaMounted=" + mMediaMounted); 14089 if (mediaStatus == mMediaMounted) { 14090 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14091 : 0, -1); 14092 mHandler.sendMessage(msg); 14093 return; 14094 } 14095 mMediaMounted = mediaStatus; 14096 } 14097 // Queue up an async operation since the package installation may take a 14098 // little while. 14099 mHandler.post(new Runnable() { 14100 public void run() { 14101 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14102 } 14103 }); 14104 } 14105 14106 /** 14107 * Called by MountService when the initial ASECs to scan are available. 14108 * Should block until all the ASEC containers are finished being scanned. 14109 */ 14110 public void scanAvailableAsecs() { 14111 updateExternalMediaStatusInner(true, false, false); 14112 if (mShouldRestoreconData) { 14113 SELinuxMMAC.setRestoreconDone(); 14114 mShouldRestoreconData = false; 14115 } 14116 } 14117 14118 /* 14119 * Collect information of applications on external media, map them against 14120 * existing containers and update information based on current mount status. 14121 * Please note that we always have to report status if reportStatus has been 14122 * set to true especially when unloading packages. 14123 */ 14124 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14125 boolean externalStorage) { 14126 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14127 int[] uidArr = EmptyArray.INT; 14128 14129 final String[] list = PackageHelper.getSecureContainerList(); 14130 if (ArrayUtils.isEmpty(list)) { 14131 Log.i(TAG, "No secure containers found"); 14132 } else { 14133 // Process list of secure containers and categorize them 14134 // as active or stale based on their package internal state. 14135 14136 // reader 14137 synchronized (mPackages) { 14138 for (String cid : list) { 14139 // Leave stages untouched for now; installer service owns them 14140 if (PackageInstallerService.isStageName(cid)) continue; 14141 14142 if (DEBUG_SD_INSTALL) 14143 Log.i(TAG, "Processing container " + cid); 14144 String pkgName = getAsecPackageName(cid); 14145 if (pkgName == null) { 14146 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14147 continue; 14148 } 14149 if (DEBUG_SD_INSTALL) 14150 Log.i(TAG, "Looking for pkg : " + pkgName); 14151 14152 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14153 if (ps == null) { 14154 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14155 continue; 14156 } 14157 14158 /* 14159 * Skip packages that are not external if we're unmounting 14160 * external storage. 14161 */ 14162 if (externalStorage && !isMounted && !isExternal(ps)) { 14163 continue; 14164 } 14165 14166 final AsecInstallArgs args = new AsecInstallArgs(cid, 14167 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14168 // The package status is changed only if the code path 14169 // matches between settings and the container id. 14170 if (ps.codePathString != null 14171 && ps.codePathString.startsWith(args.getCodePath())) { 14172 if (DEBUG_SD_INSTALL) { 14173 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14174 + " at code path: " + ps.codePathString); 14175 } 14176 14177 // We do have a valid package installed on sdcard 14178 processCids.put(args, ps.codePathString); 14179 final int uid = ps.appId; 14180 if (uid != -1) { 14181 uidArr = ArrayUtils.appendInt(uidArr, uid); 14182 } 14183 } else { 14184 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14185 + ps.codePathString); 14186 } 14187 } 14188 } 14189 14190 Arrays.sort(uidArr); 14191 } 14192 14193 // Process packages with valid entries. 14194 if (isMounted) { 14195 if (DEBUG_SD_INSTALL) 14196 Log.i(TAG, "Loading packages"); 14197 loadMediaPackages(processCids, uidArr); 14198 startCleaningPackages(); 14199 mInstallerService.onSecureContainersAvailable(); 14200 } else { 14201 if (DEBUG_SD_INSTALL) 14202 Log.i(TAG, "Unloading packages"); 14203 unloadMediaPackages(processCids, uidArr, reportStatus); 14204 } 14205 } 14206 14207 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14208 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14209 final int size = infos.size(); 14210 final String[] packageNames = new String[size]; 14211 final int[] packageUids = new int[size]; 14212 for (int i = 0; i < size; i++) { 14213 final ApplicationInfo info = infos.get(i); 14214 packageNames[i] = info.packageName; 14215 packageUids[i] = info.uid; 14216 } 14217 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14218 finishedReceiver); 14219 } 14220 14221 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14222 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14223 sendResourcesChangedBroadcast(mediaStatus, replacing, 14224 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14225 } 14226 14227 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14228 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14229 int size = pkgList.length; 14230 if (size > 0) { 14231 // Send broadcasts here 14232 Bundle extras = new Bundle(); 14233 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14234 if (uidArr != null) { 14235 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14236 } 14237 if (replacing) { 14238 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14239 } 14240 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14241 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14242 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14243 } 14244 } 14245 14246 /* 14247 * Look at potentially valid container ids from processCids If package 14248 * information doesn't match the one on record or package scanning fails, 14249 * the cid is added to list of removeCids. We currently don't delete stale 14250 * containers. 14251 */ 14252 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14253 ArrayList<String> pkgList = new ArrayList<String>(); 14254 Set<AsecInstallArgs> keys = processCids.keySet(); 14255 14256 for (AsecInstallArgs args : keys) { 14257 String codePath = processCids.get(args); 14258 if (DEBUG_SD_INSTALL) 14259 Log.i(TAG, "Loading container : " + args.cid); 14260 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14261 try { 14262 // Make sure there are no container errors first. 14263 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14264 Slog.e(TAG, "Failed to mount cid : " + args.cid 14265 + " when installing from sdcard"); 14266 continue; 14267 } 14268 // Check code path here. 14269 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14270 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14271 + " does not match one in settings " + codePath); 14272 continue; 14273 } 14274 // Parse package 14275 int parseFlags = mDefParseFlags; 14276 if (args.isExternalAsec()) { 14277 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14278 } 14279 if (args.isFwdLocked()) { 14280 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14281 } 14282 14283 synchronized (mInstallLock) { 14284 PackageParser.Package pkg = null; 14285 try { 14286 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14287 } catch (PackageManagerException e) { 14288 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14289 } 14290 // Scan the package 14291 if (pkg != null) { 14292 /* 14293 * TODO why is the lock being held? doPostInstall is 14294 * called in other places without the lock. This needs 14295 * to be straightened out. 14296 */ 14297 // writer 14298 synchronized (mPackages) { 14299 retCode = PackageManager.INSTALL_SUCCEEDED; 14300 pkgList.add(pkg.packageName); 14301 // Post process args 14302 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14303 pkg.applicationInfo.uid); 14304 } 14305 } else { 14306 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14307 } 14308 } 14309 14310 } finally { 14311 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14312 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14313 } 14314 } 14315 } 14316 // writer 14317 synchronized (mPackages) { 14318 // If the platform SDK has changed since the last time we booted, 14319 // we need to re-grant app permission to catch any new ones that 14320 // appear. This is really a hack, and means that apps can in some 14321 // cases get permissions that the user didn't initially explicitly 14322 // allow... it would be nice to have some better way to handle 14323 // this situation. 14324 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14325 if (regrantPermissions) 14326 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14327 + mSdkVersion + "; regranting permissions for external storage"); 14328 mSettings.mExternalSdkPlatform = mSdkVersion; 14329 14330 // Make sure group IDs have been assigned, and any permission 14331 // changes in other apps are accounted for 14332 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14333 | (regrantPermissions 14334 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14335 : 0)); 14336 14337 mSettings.updateExternalDatabaseVersion(); 14338 14339 // can downgrade to reader 14340 // Persist settings 14341 mSettings.writeLPr(); 14342 } 14343 // Send a broadcast to let everyone know we are done processing 14344 if (pkgList.size() > 0) { 14345 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14346 } 14347 } 14348 14349 /* 14350 * Utility method to unload a list of specified containers 14351 */ 14352 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14353 // Just unmount all valid containers. 14354 for (AsecInstallArgs arg : cidArgs) { 14355 synchronized (mInstallLock) { 14356 arg.doPostDeleteLI(false); 14357 } 14358 } 14359 } 14360 14361 /* 14362 * Unload packages mounted on external media. This involves deleting package 14363 * data from internal structures, sending broadcasts about diabled packages, 14364 * gc'ing to free up references, unmounting all secure containers 14365 * corresponding to packages on external media, and posting a 14366 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14367 * that we always have to post this message if status has been requested no 14368 * matter what. 14369 */ 14370 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14371 final boolean reportStatus) { 14372 if (DEBUG_SD_INSTALL) 14373 Log.i(TAG, "unloading media packages"); 14374 ArrayList<String> pkgList = new ArrayList<String>(); 14375 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14376 final Set<AsecInstallArgs> keys = processCids.keySet(); 14377 for (AsecInstallArgs args : keys) { 14378 String pkgName = args.getPackageName(); 14379 if (DEBUG_SD_INSTALL) 14380 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14381 // Delete package internally 14382 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14383 synchronized (mInstallLock) { 14384 boolean res = deletePackageLI(pkgName, null, false, null, null, 14385 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14386 if (res) { 14387 pkgList.add(pkgName); 14388 } else { 14389 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14390 failedList.add(args); 14391 } 14392 } 14393 } 14394 14395 // reader 14396 synchronized (mPackages) { 14397 // We didn't update the settings after removing each package; 14398 // write them now for all packages. 14399 mSettings.writeLPr(); 14400 } 14401 14402 // We have to absolutely send UPDATED_MEDIA_STATUS only 14403 // after confirming that all the receivers processed the ordered 14404 // broadcast when packages get disabled, force a gc to clean things up. 14405 // and unload all the containers. 14406 if (pkgList.size() > 0) { 14407 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14408 new IIntentReceiver.Stub() { 14409 public void performReceive(Intent intent, int resultCode, String data, 14410 Bundle extras, boolean ordered, boolean sticky, 14411 int sendingUser) throws RemoteException { 14412 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14413 reportStatus ? 1 : 0, 1, keys); 14414 mHandler.sendMessage(msg); 14415 } 14416 }); 14417 } else { 14418 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14419 keys); 14420 mHandler.sendMessage(msg); 14421 } 14422 } 14423 14424 private void loadPrivatePackages(VolumeInfo vol) { 14425 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14426 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14427 synchronized (mInstallLock) { 14428 synchronized (mPackages) { 14429 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14430 for (PackageSetting ps : packages) { 14431 final PackageParser.Package pkg; 14432 try { 14433 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14434 loaded.add(pkg.applicationInfo); 14435 } catch (PackageManagerException e) { 14436 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14437 } 14438 } 14439 14440 // TODO: regrant any permissions that changed based since original install 14441 14442 mSettings.writeLPr(); 14443 } 14444 } 14445 14446 Slog.d(TAG, "Loaded packages " + loaded); 14447 sendResourcesChangedBroadcast(true, false, loaded, null); 14448 } 14449 14450 private void unloadPrivatePackages(VolumeInfo vol) { 14451 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14452 synchronized (mInstallLock) { 14453 synchronized (mPackages) { 14454 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14455 for (PackageSetting ps : packages) { 14456 if (ps.pkg == null) continue; 14457 14458 final ApplicationInfo info = ps.pkg.applicationInfo; 14459 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14460 if (deletePackageLI(ps.name, null, false, null, null, 14461 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14462 unloaded.add(info); 14463 } else { 14464 Slog.w(TAG, "Failed to unload " + ps.codePath); 14465 } 14466 } 14467 14468 mSettings.writeLPr(); 14469 } 14470 } 14471 14472 Slog.d(TAG, "Unloaded packages " + unloaded); 14473 sendResourcesChangedBroadcast(false, false, unloaded, null); 14474 } 14475 14476 private void unfreezePackage(String packageName) { 14477 synchronized (mPackages) { 14478 final PackageSetting ps = mSettings.mPackages.get(packageName); 14479 if (ps != null) { 14480 ps.frozen = false; 14481 } 14482 } 14483 } 14484 14485 @Override 14486 public int movePackage(final String packageName, final String volumeUuid) { 14487 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14488 14489 final int moveId = mNextMoveId.getAndIncrement(); 14490 try { 14491 movePackageInternal(packageName, volumeUuid, moveId); 14492 } catch (PackageManagerException e) { 14493 Slog.d(TAG, "Failed to move " + packageName, e); 14494 mMoveCallbacks.notifyStatusChanged(moveId, 14495 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14496 } 14497 return moveId; 14498 } 14499 14500 private void movePackageInternal(final String packageName, final String volumeUuid, 14501 final int moveId) throws PackageManagerException { 14502 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14503 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14504 final PackageManager pm = mContext.getPackageManager(); 14505 14506 final boolean currentAsec; 14507 final String currentVolumeUuid; 14508 final File codeFile; 14509 final String installerPackageName; 14510 final String packageAbiOverride; 14511 final int appId; 14512 final String seinfo; 14513 final String label; 14514 14515 // reader 14516 synchronized (mPackages) { 14517 final PackageParser.Package pkg = mPackages.get(packageName); 14518 final PackageSetting ps = mSettings.mPackages.get(packageName); 14519 if (pkg == null || ps == null) { 14520 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14521 } 14522 14523 if (pkg.applicationInfo.isSystemApp()) { 14524 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14525 "Cannot move system application"); 14526 } 14527 14528 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14529 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14530 "Package already moved to " + volumeUuid); 14531 } 14532 14533 final File probe = new File(pkg.codePath); 14534 final File probeOat = new File(probe, "oat"); 14535 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14536 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14537 "Move only supported for modern cluster style installs"); 14538 } 14539 14540 if (ps.frozen) { 14541 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14542 "Failed to move already frozen package"); 14543 } 14544 ps.frozen = true; 14545 14546 currentAsec = pkg.applicationInfo.isForwardLocked() 14547 || pkg.applicationInfo.isExternalAsec(); 14548 currentVolumeUuid = ps.volumeUuid; 14549 codeFile = new File(pkg.codePath); 14550 installerPackageName = ps.installerPackageName; 14551 packageAbiOverride = ps.cpuAbiOverrideString; 14552 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14553 seinfo = pkg.applicationInfo.seinfo; 14554 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14555 } 14556 14557 // Now that we're guarded by frozen state, kill app during move 14558 killApplication(packageName, appId, "move pkg"); 14559 14560 final Bundle extras = new Bundle(); 14561 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14562 extras.putString(Intent.EXTRA_TITLE, label); 14563 mMoveCallbacks.notifyCreated(moveId, extras); 14564 14565 int installFlags; 14566 final boolean moveCompleteApp; 14567 final File measurePath; 14568 14569 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14570 installFlags = INSTALL_INTERNAL; 14571 moveCompleteApp = !currentAsec; 14572 measurePath = Environment.getDataAppDirectory(volumeUuid); 14573 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14574 installFlags = INSTALL_EXTERNAL; 14575 moveCompleteApp = false; 14576 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14577 } else { 14578 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14579 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14580 || !volume.isMountedWritable()) { 14581 unfreezePackage(packageName); 14582 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14583 "Move location not mounted private volume"); 14584 } 14585 14586 Preconditions.checkState(!currentAsec); 14587 14588 installFlags = INSTALL_INTERNAL; 14589 moveCompleteApp = true; 14590 measurePath = Environment.getDataAppDirectory(volumeUuid); 14591 } 14592 14593 final PackageStats stats = new PackageStats(null, -1); 14594 synchronized (mInstaller) { 14595 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14596 unfreezePackage(packageName); 14597 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14598 "Failed to measure package size"); 14599 } 14600 } 14601 14602 Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " + stats.dataSize); 14603 14604 final long startFreeBytes = measurePath.getFreeSpace(); 14605 final long sizeBytes; 14606 if (moveCompleteApp) { 14607 sizeBytes = stats.codeSize + stats.dataSize; 14608 } else { 14609 sizeBytes = stats.codeSize; 14610 } 14611 14612 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14613 unfreezePackage(packageName); 14614 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14615 "Not enough free space to move"); 14616 } 14617 14618 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14619 14620 final CountDownLatch installedLatch = new CountDownLatch(1); 14621 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14622 @Override 14623 public void onUserActionRequired(Intent intent) throws RemoteException { 14624 throw new IllegalStateException(); 14625 } 14626 14627 @Override 14628 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14629 Bundle extras) throws RemoteException { 14630 Slog.d(TAG, "Install result for move: " 14631 + PackageManager.installStatusToString(returnCode, msg)); 14632 14633 installedLatch.countDown(); 14634 14635 // Regardless of success or failure of the move operation, 14636 // always unfreeze the package 14637 unfreezePackage(packageName); 14638 14639 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14640 switch (status) { 14641 case PackageInstaller.STATUS_SUCCESS: 14642 mMoveCallbacks.notifyStatusChanged(moveId, 14643 PackageManager.MOVE_SUCCEEDED); 14644 break; 14645 case PackageInstaller.STATUS_FAILURE_STORAGE: 14646 mMoveCallbacks.notifyStatusChanged(moveId, 14647 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14648 break; 14649 default: 14650 mMoveCallbacks.notifyStatusChanged(moveId, 14651 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14652 break; 14653 } 14654 } 14655 }; 14656 14657 final MoveInfo move; 14658 if (moveCompleteApp) { 14659 // Kick off a thread to report progress estimates 14660 new Thread() { 14661 @Override 14662 public void run() { 14663 while (true) { 14664 try { 14665 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14666 break; 14667 } 14668 } catch (InterruptedException ignored) { 14669 } 14670 14671 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 14672 final int progress = 10 + (int) MathUtils.constrain( 14673 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 14674 mMoveCallbacks.notifyStatusChanged(moveId, progress); 14675 } 14676 } 14677 }.start(); 14678 14679 final String dataAppName = codeFile.getName(); 14680 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 14681 dataAppName, appId, seinfo); 14682 } else { 14683 move = null; 14684 } 14685 14686 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14687 14688 final Message msg = mHandler.obtainMessage(INIT_COPY); 14689 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14690 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 14691 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14692 mHandler.sendMessage(msg); 14693 } 14694 14695 @Override 14696 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14698 14699 final int realMoveId = mNextMoveId.getAndIncrement(); 14700 final Bundle extras = new Bundle(); 14701 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14702 mMoveCallbacks.notifyCreated(realMoveId, extras); 14703 14704 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14705 @Override 14706 public void onCreated(int moveId, Bundle extras) { 14707 // Ignored 14708 } 14709 14710 @Override 14711 public void onStatusChanged(int moveId, int status, long estMillis) { 14712 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14713 } 14714 }; 14715 14716 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14717 storage.setPrimaryStorageUuid(volumeUuid, callback); 14718 return realMoveId; 14719 } 14720 14721 @Override 14722 public int getMoveStatus(int moveId) { 14723 mContext.enforceCallingOrSelfPermission( 14724 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14725 return mMoveCallbacks.mLastStatus.get(moveId); 14726 } 14727 14728 @Override 14729 public void registerMoveCallback(IPackageMoveObserver callback) { 14730 mContext.enforceCallingOrSelfPermission( 14731 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14732 mMoveCallbacks.register(callback); 14733 } 14734 14735 @Override 14736 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14737 mContext.enforceCallingOrSelfPermission( 14738 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14739 mMoveCallbacks.unregister(callback); 14740 } 14741 14742 @Override 14743 public boolean setInstallLocation(int loc) { 14744 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14745 null); 14746 if (getInstallLocation() == loc) { 14747 return true; 14748 } 14749 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14750 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14751 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14752 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14753 return true; 14754 } 14755 return false; 14756 } 14757 14758 @Override 14759 public int getInstallLocation() { 14760 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14761 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14762 PackageHelper.APP_INSTALL_AUTO); 14763 } 14764 14765 /** Called by UserManagerService */ 14766 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14767 mDirtyUsers.remove(userHandle); 14768 mSettings.removeUserLPw(userHandle); 14769 mPendingBroadcasts.remove(userHandle); 14770 if (mInstaller != null) { 14771 // Technically, we shouldn't be doing this with the package lock 14772 // held. However, this is very rare, and there is already so much 14773 // other disk I/O going on, that we'll let it slide for now. 14774 final StorageManager storage = StorageManager.from(mContext); 14775 final List<VolumeInfo> vols = storage.getVolumes(); 14776 for (VolumeInfo vol : vols) { 14777 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 14778 final String volumeUuid = vol.getFsUuid(); 14779 Slog.d(TAG, "Removing user data on volume " + volumeUuid); 14780 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 14781 } 14782 } 14783 } 14784 mUserNeedsBadging.delete(userHandle); 14785 removeUnusedPackagesLILPw(userManager, userHandle); 14786 } 14787 14788 /** 14789 * We're removing userHandle and would like to remove any downloaded packages 14790 * that are no longer in use by any other user. 14791 * @param userHandle the user being removed 14792 */ 14793 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14794 final boolean DEBUG_CLEAN_APKS = false; 14795 int [] users = userManager.getUserIdsLPr(); 14796 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14797 while (psit.hasNext()) { 14798 PackageSetting ps = psit.next(); 14799 if (ps.pkg == null) { 14800 continue; 14801 } 14802 final String packageName = ps.pkg.packageName; 14803 // Skip over if system app 14804 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14805 continue; 14806 } 14807 if (DEBUG_CLEAN_APKS) { 14808 Slog.i(TAG, "Checking package " + packageName); 14809 } 14810 boolean keep = false; 14811 for (int i = 0; i < users.length; i++) { 14812 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14813 keep = true; 14814 if (DEBUG_CLEAN_APKS) { 14815 Slog.i(TAG, " Keeping package " + packageName + " for user " 14816 + users[i]); 14817 } 14818 break; 14819 } 14820 } 14821 if (!keep) { 14822 if (DEBUG_CLEAN_APKS) { 14823 Slog.i(TAG, " Removing package " + packageName); 14824 } 14825 mHandler.post(new Runnable() { 14826 public void run() { 14827 deletePackageX(packageName, userHandle, 0); 14828 } //end run 14829 }); 14830 } 14831 } 14832 } 14833 14834 /** Called by UserManagerService */ 14835 void createNewUserLILPw(int userHandle, File path) { 14836 if (mInstaller != null) { 14837 mInstaller.createUserConfig(userHandle); 14838 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14839 } 14840 } 14841 14842 void newUserCreatedLILPw(int userHandle) { 14843 // Adding a user requires updating runtime permissions for system apps. 14844 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14845 } 14846 14847 @Override 14848 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14849 mContext.enforceCallingOrSelfPermission( 14850 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14851 "Only package verification agents can read the verifier device identity"); 14852 14853 synchronized (mPackages) { 14854 return mSettings.getVerifierDeviceIdentityLPw(); 14855 } 14856 } 14857 14858 @Override 14859 public void setPermissionEnforced(String permission, boolean enforced) { 14860 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14861 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14862 synchronized (mPackages) { 14863 if (mSettings.mReadExternalStorageEnforced == null 14864 || mSettings.mReadExternalStorageEnforced != enforced) { 14865 mSettings.mReadExternalStorageEnforced = enforced; 14866 mSettings.writeLPr(); 14867 } 14868 } 14869 // kill any non-foreground processes so we restart them and 14870 // grant/revoke the GID. 14871 final IActivityManager am = ActivityManagerNative.getDefault(); 14872 if (am != null) { 14873 final long token = Binder.clearCallingIdentity(); 14874 try { 14875 am.killProcessesBelowForeground("setPermissionEnforcement"); 14876 } catch (RemoteException e) { 14877 } finally { 14878 Binder.restoreCallingIdentity(token); 14879 } 14880 } 14881 } else { 14882 throw new IllegalArgumentException("No selective enforcement for " + permission); 14883 } 14884 } 14885 14886 @Override 14887 @Deprecated 14888 public boolean isPermissionEnforced(String permission) { 14889 return true; 14890 } 14891 14892 @Override 14893 public boolean isStorageLow() { 14894 final long token = Binder.clearCallingIdentity(); 14895 try { 14896 final DeviceStorageMonitorInternal 14897 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14898 if (dsm != null) { 14899 return dsm.isMemoryLow(); 14900 } else { 14901 return false; 14902 } 14903 } finally { 14904 Binder.restoreCallingIdentity(token); 14905 } 14906 } 14907 14908 @Override 14909 public IPackageInstaller getPackageInstaller() { 14910 return mInstallerService; 14911 } 14912 14913 private boolean userNeedsBadging(int userId) { 14914 int index = mUserNeedsBadging.indexOfKey(userId); 14915 if (index < 0) { 14916 final UserInfo userInfo; 14917 final long token = Binder.clearCallingIdentity(); 14918 try { 14919 userInfo = sUserManager.getUserInfo(userId); 14920 } finally { 14921 Binder.restoreCallingIdentity(token); 14922 } 14923 final boolean b; 14924 if (userInfo != null && userInfo.isManagedProfile()) { 14925 b = true; 14926 } else { 14927 b = false; 14928 } 14929 mUserNeedsBadging.put(userId, b); 14930 return b; 14931 } 14932 return mUserNeedsBadging.valueAt(index); 14933 } 14934 14935 @Override 14936 public KeySet getKeySetByAlias(String packageName, String alias) { 14937 if (packageName == null || alias == null) { 14938 return null; 14939 } 14940 synchronized(mPackages) { 14941 final PackageParser.Package pkg = mPackages.get(packageName); 14942 if (pkg == null) { 14943 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14944 throw new IllegalArgumentException("Unknown package: " + packageName); 14945 } 14946 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14947 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14948 } 14949 } 14950 14951 @Override 14952 public KeySet getSigningKeySet(String packageName) { 14953 if (packageName == null) { 14954 return null; 14955 } 14956 synchronized(mPackages) { 14957 final PackageParser.Package pkg = mPackages.get(packageName); 14958 if (pkg == null) { 14959 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14960 throw new IllegalArgumentException("Unknown package: " + packageName); 14961 } 14962 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14963 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14964 throw new SecurityException("May not access signing KeySet of other apps."); 14965 } 14966 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14967 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14968 } 14969 } 14970 14971 @Override 14972 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14973 if (packageName == null || ks == null) { 14974 return false; 14975 } 14976 synchronized(mPackages) { 14977 final PackageParser.Package pkg = mPackages.get(packageName); 14978 if (pkg == null) { 14979 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14980 throw new IllegalArgumentException("Unknown package: " + packageName); 14981 } 14982 IBinder ksh = ks.getToken(); 14983 if (ksh instanceof KeySetHandle) { 14984 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14985 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14986 } 14987 return false; 14988 } 14989 } 14990 14991 @Override 14992 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14993 if (packageName == null || ks == null) { 14994 return false; 14995 } 14996 synchronized(mPackages) { 14997 final PackageParser.Package pkg = mPackages.get(packageName); 14998 if (pkg == null) { 14999 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15000 throw new IllegalArgumentException("Unknown package: " + packageName); 15001 } 15002 IBinder ksh = ks.getToken(); 15003 if (ksh instanceof KeySetHandle) { 15004 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15005 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15006 } 15007 return false; 15008 } 15009 } 15010 15011 public void getUsageStatsIfNoPackageUsageInfo() { 15012 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15013 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15014 if (usm == null) { 15015 throw new IllegalStateException("UsageStatsManager must be initialized"); 15016 } 15017 long now = System.currentTimeMillis(); 15018 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15019 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15020 String packageName = entry.getKey(); 15021 PackageParser.Package pkg = mPackages.get(packageName); 15022 if (pkg == null) { 15023 continue; 15024 } 15025 UsageStats usage = entry.getValue(); 15026 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15027 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15028 } 15029 } 15030 } 15031 15032 /** 15033 * Check and throw if the given before/after packages would be considered a 15034 * downgrade. 15035 */ 15036 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15037 throws PackageManagerException { 15038 if (after.versionCode < before.mVersionCode) { 15039 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15040 "Update version code " + after.versionCode + " is older than current " 15041 + before.mVersionCode); 15042 } else if (after.versionCode == before.mVersionCode) { 15043 if (after.baseRevisionCode < before.baseRevisionCode) { 15044 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15045 "Update base revision code " + after.baseRevisionCode 15046 + " is older than current " + before.baseRevisionCode); 15047 } 15048 15049 if (!ArrayUtils.isEmpty(after.splitNames)) { 15050 for (int i = 0; i < after.splitNames.length; i++) { 15051 final String splitName = after.splitNames[i]; 15052 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15053 if (j != -1) { 15054 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15055 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15056 "Update split " + splitName + " revision code " 15057 + after.splitRevisionCodes[i] + " is older than current " 15058 + before.splitRevisionCodes[j]); 15059 } 15060 } 15061 } 15062 } 15063 } 15064 } 15065 15066 private static class MoveCallbacks extends Handler { 15067 private static final int MSG_CREATED = 1; 15068 private static final int MSG_STATUS_CHANGED = 2; 15069 15070 private final RemoteCallbackList<IPackageMoveObserver> 15071 mCallbacks = new RemoteCallbackList<>(); 15072 15073 private final SparseIntArray mLastStatus = new SparseIntArray(); 15074 15075 public MoveCallbacks(Looper looper) { 15076 super(looper); 15077 } 15078 15079 public void register(IPackageMoveObserver callback) { 15080 mCallbacks.register(callback); 15081 } 15082 15083 public void unregister(IPackageMoveObserver callback) { 15084 mCallbacks.unregister(callback); 15085 } 15086 15087 @Override 15088 public void handleMessage(Message msg) { 15089 final SomeArgs args = (SomeArgs) msg.obj; 15090 final int n = mCallbacks.beginBroadcast(); 15091 for (int i = 0; i < n; i++) { 15092 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15093 try { 15094 invokeCallback(callback, msg.what, args); 15095 } catch (RemoteException ignored) { 15096 } 15097 } 15098 mCallbacks.finishBroadcast(); 15099 args.recycle(); 15100 } 15101 15102 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15103 throws RemoteException { 15104 switch (what) { 15105 case MSG_CREATED: { 15106 callback.onCreated(args.argi1, (Bundle) args.arg2); 15107 break; 15108 } 15109 case MSG_STATUS_CHANGED: { 15110 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15111 break; 15112 } 15113 } 15114 } 15115 15116 private void notifyCreated(int moveId, Bundle extras) { 15117 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15118 15119 final SomeArgs args = SomeArgs.obtain(); 15120 args.argi1 = moveId; 15121 args.arg2 = extras; 15122 obtainMessage(MSG_CREATED, args).sendToTarget(); 15123 } 15124 15125 private void notifyStatusChanged(int moveId, int status) { 15126 notifyStatusChanged(moveId, status, -1); 15127 } 15128 15129 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15130 Slog.v(TAG, "Move " + moveId + " status " + status); 15131 15132 final SomeArgs args = SomeArgs.obtain(); 15133 args.argi1 = moveId; 15134 args.argi2 = status; 15135 args.arg3 = estMillis; 15136 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15137 15138 synchronized (mLastStatus) { 15139 mLastStatus.put(moveId, status); 15140 } 15141 } 15142 } 15143} 15144