PackageManagerService.java revision 1d69d48596dae3c3e365182aa13acbd56b106b2e
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.AppGlobals; 77import android.app.IActivityManager; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.app.usage.UsageStats; 81import android.app.usage.UsageStatsManager; 82import android.content.BroadcastReceiver; 83import android.content.ComponentName; 84import android.content.Context; 85import android.content.IIntentReceiver; 86import android.content.Intent; 87import android.content.IntentFilter; 88import android.content.IntentSender; 89import android.content.IntentSender.SendIntentException; 90import android.content.ServiceConnection; 91import android.content.pm.ActivityInfo; 92import android.content.pm.ApplicationInfo; 93import android.content.pm.FeatureInfo; 94import android.content.pm.IOnPermissionsChangeListener; 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.PackageManagerInternal; 114import android.content.pm.PackageParser; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageStats; 119import android.content.pm.PackageUserState; 120import android.content.pm.ParceledListSlice; 121import android.content.pm.PermissionGroupInfo; 122import android.content.pm.PermissionInfo; 123import android.content.pm.ProviderInfo; 124import android.content.pm.ResolveInfo; 125import android.content.pm.ServiceInfo; 126import android.content.pm.Signature; 127import android.content.pm.UserInfo; 128import android.content.pm.VerificationParams; 129import android.content.pm.VerifierDeviceIdentity; 130import android.content.pm.VerifierInfo; 131import android.content.res.Resources; 132import android.hardware.display.DisplayManager; 133import android.net.Uri; 134import android.os.Binder; 135import android.os.Build; 136import android.os.Bundle; 137import android.os.Debug; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.FileUtils; 141import android.os.Handler; 142import android.os.IBinder; 143import android.os.Looper; 144import android.os.Message; 145import android.os.Parcel; 146import android.os.ParcelFileDescriptor; 147import android.os.Process; 148import android.os.RemoteCallbackList; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.os.storage.IMountService; 157import android.os.storage.StorageEventListener; 158import android.os.storage.StorageManager; 159import android.os.storage.VolumeInfo; 160import android.os.storage.VolumeRecord; 161import android.security.KeyStore; 162import android.security.SystemKeyStore; 163import android.system.ErrnoException; 164import android.system.Os; 165import android.system.StructStat; 166import android.text.TextUtils; 167import android.text.format.DateUtils; 168import android.util.ArrayMap; 169import android.util.ArraySet; 170import android.util.AtomicFile; 171import android.util.DisplayMetrics; 172import android.util.EventLog; 173import android.util.ExceptionUtils; 174import android.util.Log; 175import android.util.LogPrinter; 176import android.util.MathUtils; 177import android.util.PrintStreamPrinter; 178import android.util.Slog; 179import android.util.SparseArray; 180import android.util.SparseBooleanArray; 181import android.util.SparseIntArray; 182import android.util.Xml; 183import android.view.Display; 184 185import dalvik.system.DexFile; 186import dalvik.system.VMRuntime; 187 188import libcore.io.IoUtils; 189import libcore.util.EmptyArray; 190 191import com.android.internal.R; 192import com.android.internal.app.IMediaContainerService; 193import com.android.internal.app.ResolverActivity; 194import com.android.internal.content.NativeLibraryHelper; 195import com.android.internal.content.PackageHelper; 196import com.android.internal.os.IParcelFileDescriptorFactory; 197import com.android.internal.os.SomeArgs; 198import com.android.internal.util.ArrayUtils; 199import com.android.internal.util.FastPrintWriter; 200import com.android.internal.util.FastXmlSerializer; 201import com.android.internal.util.IndentingPrintWriter; 202import com.android.internal.util.Preconditions; 203import com.android.server.EventLogTags; 204import com.android.server.FgThread; 205import com.android.server.IntentResolver; 206import com.android.server.LocalServices; 207import com.android.server.ServiceThread; 208import com.android.server.SystemConfig; 209import com.android.server.Watchdog; 210import com.android.server.pm.Settings.DatabaseVersion; 211import com.android.server.pm.PermissionsState.PermissionState; 212import com.android.server.storage.DeviceStorageMonitorInternal; 213 214import org.xmlpull.v1.XmlPullParser; 215import org.xmlpull.v1.XmlPullParserException; 216import org.xmlpull.v1.XmlSerializer; 217 218import java.io.BufferedInputStream; 219import java.io.BufferedOutputStream; 220import java.io.BufferedReader; 221import java.io.ByteArrayInputStream; 222import java.io.ByteArrayOutputStream; 223import java.io.File; 224import java.io.FileDescriptor; 225import java.io.FileNotFoundException; 226import java.io.FileOutputStream; 227import java.io.FileReader; 228import java.io.FilenameFilter; 229import java.io.IOException; 230import java.io.InputStream; 231import java.io.PrintWriter; 232import java.nio.charset.StandardCharsets; 233import java.security.NoSuchAlgorithmException; 234import java.security.PublicKey; 235import java.security.cert.CertificateEncodingException; 236import java.security.cert.CertificateException; 237import java.text.SimpleDateFormat; 238import java.util.ArrayList; 239import java.util.Arrays; 240import java.util.Collection; 241import java.util.Collections; 242import java.util.Comparator; 243import java.util.Date; 244import java.util.Iterator; 245import java.util.List; 246import java.util.Map; 247import java.util.Objects; 248import java.util.Set; 249import java.util.concurrent.CountDownLatch; 250import java.util.concurrent.TimeUnit; 251import java.util.concurrent.atomic.AtomicBoolean; 252import java.util.concurrent.atomic.AtomicInteger; 253import java.util.concurrent.atomic.AtomicLong; 254 255/** 256 * Keep track of all those .apks everywhere. 257 * 258 * This is very central to the platform's security; please run the unit 259 * tests whenever making modifications here: 260 * 261runtest -c android.content.pm.PackageManagerTests frameworks-core 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 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 271 private static final boolean DEBUG_BACKUP = true; 272 private static final boolean DEBUG_INSTALL = false; 273 private static final boolean DEBUG_REMOVE = false; 274 private static final boolean DEBUG_BROADCASTS = false; 275 private static final boolean DEBUG_SHOW_INFO = false; 276 private static final boolean DEBUG_PACKAGE_INFO = false; 277 private static final boolean DEBUG_INTENT_MATCHING = false; 278 private static final boolean DEBUG_PACKAGE_SCANNING = false; 279 private static final boolean DEBUG_VERIFY = false; 280 private static final boolean DEBUG_DEXOPT = false; 281 private static final boolean DEBUG_ABI_SELECTION = false; 282 283 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 284 285 private static final int RADIO_UID = Process.PHONE_UID; 286 private static final int LOG_UID = Process.LOG_UID; 287 private static final int NFC_UID = Process.NFC_UID; 288 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 289 private static final int SHELL_UID = Process.SHELL_UID; 290 291 // Cap the size of permission trees that 3rd party apps can define 292 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 293 294 // Suffix used during package installation when copying/moving 295 // package apks to install directory. 296 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 297 298 static final int SCAN_NO_DEX = 1<<1; 299 static final int SCAN_FORCE_DEX = 1<<2; 300 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 301 static final int SCAN_NEW_INSTALL = 1<<4; 302 static final int SCAN_NO_PATHS = 1<<5; 303 static final int SCAN_UPDATE_TIME = 1<<6; 304 static final int SCAN_DEFER_DEX = 1<<7; 305 static final int SCAN_BOOTING = 1<<8; 306 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 307 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 308 static final int SCAN_REQUIRE_KNOWN = 1<<12; 309 static final int SCAN_MOVE = 1<<13; 310 311 static final int REMOVE_CHATTY = 1<<16; 312 313 private static final int[] EMPTY_INT_ARRAY = new int[0]; 314 315 /** 316 * Timeout (in milliseconds) after which the watchdog should declare that 317 * our handler thread is wedged. The usual default for such things is one 318 * minute but we sometimes do very lengthy I/O operations on this thread, 319 * such as installing multi-gigabyte applications, so ours needs to be longer. 320 */ 321 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 322 323 /** 324 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 325 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 326 * settings entry if available, otherwise we use the hardcoded default. If it's been 327 * more than this long since the last fstrim, we force one during the boot sequence. 328 * 329 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 330 * one gets run at the next available charging+idle time. This final mandatory 331 * no-fstrim check kicks in only of the other scheduling criteria is never met. 332 */ 333 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 334 335 /** 336 * Whether verification is enabled by default. 337 */ 338 private static final boolean DEFAULT_VERIFY_ENABLE = true; 339 340 /** 341 * The default maximum time to wait for the verification agent to return in 342 * milliseconds. 343 */ 344 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 345 346 /** 347 * The default response for package verification timeout. 348 * 349 * This can be either PackageManager.VERIFICATION_ALLOW or 350 * PackageManager.VERIFICATION_REJECT. 351 */ 352 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 353 354 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 355 356 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 357 DEFAULT_CONTAINER_PACKAGE, 358 "com.android.defcontainer.DefaultContainerService"); 359 360 private static final String KILL_APP_REASON_GIDS_CHANGED = 361 "permission grant or revoke changed gids"; 362 363 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 364 "permissions revoked"; 365 366 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 367 368 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 369 370 /** Permission grant: not grant the permission. */ 371 private static final int GRANT_DENIED = 1; 372 373 /** Permission grant: grant the permission as an install permission. */ 374 private static final int GRANT_INSTALL = 2; 375 376 /** Permission grant: grant the permission as an install permission for a legacy app. */ 377 private static final int GRANT_INSTALL_LEGACY = 3; 378 379 /** Permission grant: grant the permission as a runtime one. */ 380 private static final int GRANT_RUNTIME = 4; 381 382 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 383 private static final int GRANT_UPGRADE = 5; 384 385 final ServiceThread mHandlerThread; 386 387 final PackageHandler mHandler; 388 389 /** 390 * Messages for {@link #mHandler} that need to wait for system ready before 391 * being dispatched. 392 */ 393 private ArrayList<Message> mPostSystemReadyMessages; 394 395 final int mSdkVersion = Build.VERSION.SDK_INT; 396 397 final Context mContext; 398 final boolean mFactoryTest; 399 final boolean mOnlyCore; 400 final boolean mLazyDexOpt; 401 final long mDexOptLRUThresholdInMills; 402 final DisplayMetrics mMetrics; 403 final int mDefParseFlags; 404 final String[] mSeparateProcesses; 405 final boolean mIsUpgrade; 406 407 // This is where all application persistent data goes. 408 final File mAppDataDir; 409 410 // This is where all application persistent data goes for secondary users. 411 final File mUserAppDataDir; 412 413 /** The location for ASEC container files on internal storage. */ 414 final String mAsecInternalPath; 415 416 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 417 // LOCK HELD. Can be called with mInstallLock held. 418 final Installer mInstaller; 419 420 /** Directory where installed third-party apps stored */ 421 final File mAppInstallDir; 422 423 /** 424 * Directory to which applications installed internally have their 425 * 32 bit native libraries copied. 426 */ 427 private File mAppLib32InstallDir; 428 429 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 430 // apps. 431 final File mDrmAppPrivateInstallDir; 432 433 // ---------------------------------------------------------------- 434 435 // Lock for state used when installing and doing other long running 436 // operations. Methods that must be called with this lock held have 437 // the suffix "LI". 438 final Object mInstallLock = new Object(); 439 440 // ---------------------------------------------------------------- 441 442 // Keys are String (package name), values are Package. This also serves 443 // as the lock for the global state. Methods that must be called with 444 // this lock held have the prefix "LP". 445 final ArrayMap<String, PackageParser.Package> mPackages = 446 new ArrayMap<String, PackageParser.Package>(); 447 448 // Tracks available target package names -> overlay package paths. 449 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 450 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 451 452 final Settings mSettings; 453 boolean mRestoredSettings; 454 455 // System configuration read by SystemConfig. 456 final int[] mGlobalGids; 457 final SparseArray<ArraySet<String>> mSystemPermissions; 458 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 459 460 // If mac_permissions.xml was found for seinfo labeling. 461 boolean mFoundPolicyFile; 462 463 // If a recursive restorecon of /data/data/<pkg> is needed. 464 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 465 466 public static final class SharedLibraryEntry { 467 public final String path; 468 public final String apk; 469 470 SharedLibraryEntry(String _path, String _apk) { 471 path = _path; 472 apk = _apk; 473 } 474 } 475 476 // Currently known shared libraries. 477 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 478 new ArrayMap<String, SharedLibraryEntry>(); 479 480 // All available activities, for your resolving pleasure. 481 final ActivityIntentResolver mActivities = 482 new ActivityIntentResolver(); 483 484 // All available receivers, for your resolving pleasure. 485 final ActivityIntentResolver mReceivers = 486 new ActivityIntentResolver(); 487 488 // All available services, for your resolving pleasure. 489 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 490 491 // All available providers, for your resolving pleasure. 492 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 493 494 // Mapping from provider base names (first directory in content URI codePath) 495 // to the provider information. 496 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 497 new ArrayMap<String, PackageParser.Provider>(); 498 499 // Mapping from instrumentation class names to info about them. 500 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 501 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 502 503 // Mapping from permission names to info about them. 504 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 505 new ArrayMap<String, PackageParser.PermissionGroup>(); 506 507 // Packages whose data we have transfered into another package, thus 508 // should no longer exist. 509 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 510 511 // Broadcast actions that are only available to the system. 512 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 513 514 /** List of packages waiting for verification. */ 515 final SparseArray<PackageVerificationState> mPendingVerification 516 = new SparseArray<PackageVerificationState>(); 517 518 /** Set of packages associated with each app op permission. */ 519 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 520 521 final PackageInstallerService mInstallerService; 522 523 private final PackageDexOptimizer mPackageDexOptimizer; 524 525 private AtomicInteger mNextMoveId = new AtomicInteger(); 526 private final MoveCallbacks mMoveCallbacks; 527 528 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 529 530 // Cache of users who need badging. 531 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 532 533 /** Token for keys in mPendingVerification. */ 534 private int mPendingVerificationToken = 0; 535 536 volatile boolean mSystemReady; 537 volatile boolean mSafeMode; 538 volatile boolean mHasSystemUidErrors; 539 540 ApplicationInfo mAndroidApplication; 541 final ActivityInfo mResolveActivity = new ActivityInfo(); 542 final ResolveInfo mResolveInfo = new ResolveInfo(); 543 ComponentName mResolveComponentName; 544 PackageParser.Package mPlatformPackage; 545 ComponentName mCustomResolverComponentName; 546 547 boolean mResolverReplaced = false; 548 549 private final ComponentName mIntentFilterVerifierComponent; 550 private int mIntentFilterVerificationToken = 0; 551 552 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 553 = new SparseArray<IntentFilterVerificationState>(); 554 555 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 556 new DefaultPermissionGrantPolicy(this); 557 558 private static class IFVerificationParams { 559 PackageParser.Package pkg; 560 boolean replacing; 561 int userId; 562 int verifierUid; 563 564 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 565 int _userId, int _verifierUid) { 566 pkg = _pkg; 567 replacing = _replacing; 568 userId = _userId; 569 replacing = _replacing; 570 verifierUid = _verifierUid; 571 } 572 } 573 574 private interface IntentFilterVerifier<T extends IntentFilter> { 575 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 576 T filter, String packageName); 577 void startVerifications(int userId); 578 void receiveVerificationResponse(int verificationId); 579 } 580 581 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 582 private Context mContext; 583 private ComponentName mIntentFilterVerifierComponent; 584 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 585 586 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 587 mContext = context; 588 mIntentFilterVerifierComponent = verifierComponent; 589 } 590 591 private String getDefaultScheme() { 592 return IntentFilter.SCHEME_HTTPS; 593 } 594 595 @Override 596 public void startVerifications(int userId) { 597 // Launch verifications requests 598 int count = mCurrentIntentFilterVerifications.size(); 599 for (int n=0; n<count; n++) { 600 int verificationId = mCurrentIntentFilterVerifications.get(n); 601 final IntentFilterVerificationState ivs = 602 mIntentFilterVerificationStates.get(verificationId); 603 604 String packageName = ivs.getPackageName(); 605 606 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 607 final int filterCount = filters.size(); 608 ArraySet<String> domainsSet = new ArraySet<>(); 609 for (int m=0; m<filterCount; m++) { 610 PackageParser.ActivityIntentInfo filter = filters.get(m); 611 domainsSet.addAll(filter.getHostsList()); 612 } 613 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 614 synchronized (mPackages) { 615 if (mSettings.createIntentFilterVerificationIfNeededLPw( 616 packageName, domainsList) != null) { 617 scheduleWriteSettingsLocked(); 618 } 619 } 620 sendVerificationRequest(userId, verificationId, ivs); 621 } 622 mCurrentIntentFilterVerifications.clear(); 623 } 624 625 private void sendVerificationRequest(int userId, int verificationId, 626 IntentFilterVerificationState ivs) { 627 628 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 629 verificationIntent.putExtra( 630 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 631 verificationId); 632 verificationIntent.putExtra( 633 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 634 getDefaultScheme()); 635 verificationIntent.putExtra( 636 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 637 ivs.getHostsString()); 638 verificationIntent.putExtra( 639 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 640 ivs.getPackageName()); 641 verificationIntent.setComponent(mIntentFilterVerifierComponent); 642 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 643 644 UserHandle user = new UserHandle(userId); 645 mContext.sendBroadcastAsUser(verificationIntent, user); 646 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 647 "Sending IntentFilter verification broadcast"); 648 } 649 650 public void receiveVerificationResponse(int verificationId) { 651 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 652 653 final boolean verified = ivs.isVerified(); 654 655 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 656 final int count = filters.size(); 657 if (DEBUG_DOMAIN_VERIFICATION) { 658 Slog.i(TAG, "Received verification response " + verificationId 659 + " for " + count + " filters, verified=" + verified); 660 } 661 for (int n=0; n<count; n++) { 662 PackageParser.ActivityIntentInfo filter = filters.get(n); 663 filter.setVerified(verified); 664 665 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 666 + " verified with result:" + verified + " and hosts:" 667 + ivs.getHostsString()); 668 } 669 670 mIntentFilterVerificationStates.remove(verificationId); 671 672 final String packageName = ivs.getPackageName(); 673 IntentFilterVerificationInfo ivi = null; 674 675 synchronized (mPackages) { 676 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 677 } 678 if (ivi == null) { 679 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 680 + verificationId + " packageName:" + packageName); 681 return; 682 } 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 685 686 synchronized (mPackages) { 687 if (verified) { 688 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 689 } else { 690 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 691 } 692 scheduleWriteSettingsLocked(); 693 694 final int userId = ivs.getUserId(); 695 if (userId != UserHandle.USER_ALL) { 696 final int userStatus = 697 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 698 699 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 700 boolean needUpdate = false; 701 702 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 703 // already been set by the User thru the Disambiguation dialog 704 switch (userStatus) { 705 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 706 if (verified) { 707 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 708 } else { 709 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 710 } 711 needUpdate = true; 712 break; 713 714 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 715 if (verified) { 716 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 717 needUpdate = true; 718 } 719 break; 720 721 default: 722 // Nothing to do 723 } 724 725 if (needUpdate) { 726 mSettings.updateIntentFilterVerificationStatusLPw( 727 packageName, updatedStatus, userId); 728 scheduleWritePackageRestrictionsLocked(userId); 729 } 730 } 731 } 732 } 733 734 @Override 735 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 736 ActivityIntentInfo filter, String packageName) { 737 if (!hasValidDomains(filter)) { 738 return false; 739 } 740 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 741 if (ivs == null) { 742 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 743 packageName); 744 } 745 if (DEBUG_DOMAIN_VERIFICATION) { 746 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 747 } 748 ivs.addFilter(filter); 749 return true; 750 } 751 752 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 753 int userId, int verificationId, String packageName) { 754 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 755 verifierUid, userId, packageName); 756 ivs.setPendingState(); 757 synchronized (mPackages) { 758 mIntentFilterVerificationStates.append(verificationId, ivs); 759 mCurrentIntentFilterVerifications.add(verificationId); 760 } 761 return ivs; 762 } 763 } 764 765 private static boolean hasValidDomains(ActivityIntentInfo filter) { 766 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 767 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 768 if (!hasHTTPorHTTPS) { 769 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 770 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 771 return false; 772 } 773 return true; 774 } 775 776 private IntentFilterVerifier mIntentFilterVerifier; 777 778 // Set of pending broadcasts for aggregating enable/disable of components. 779 static class PendingPackageBroadcasts { 780 // for each user id, a map of <package name -> components within that package> 781 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 782 783 public PendingPackageBroadcasts() { 784 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 785 } 786 787 public ArrayList<String> get(int userId, String packageName) { 788 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 789 return packages.get(packageName); 790 } 791 792 public void put(int userId, String packageName, ArrayList<String> components) { 793 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 794 packages.put(packageName, components); 795 } 796 797 public void remove(int userId, String packageName) { 798 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 799 if (packages != null) { 800 packages.remove(packageName); 801 } 802 } 803 804 public void remove(int userId) { 805 mUidMap.remove(userId); 806 } 807 808 public int userIdCount() { 809 return mUidMap.size(); 810 } 811 812 public int userIdAt(int n) { 813 return mUidMap.keyAt(n); 814 } 815 816 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 817 return mUidMap.get(userId); 818 } 819 820 public int size() { 821 // total number of pending broadcast entries across all userIds 822 int num = 0; 823 for (int i = 0; i< mUidMap.size(); i++) { 824 num += mUidMap.valueAt(i).size(); 825 } 826 return num; 827 } 828 829 public void clear() { 830 mUidMap.clear(); 831 } 832 833 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 834 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 835 if (map == null) { 836 map = new ArrayMap<String, ArrayList<String>>(); 837 mUidMap.put(userId, map); 838 } 839 return map; 840 } 841 } 842 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 843 844 // Service Connection to remote media container service to copy 845 // package uri's from external media onto secure containers 846 // or internal storage. 847 private IMediaContainerService mContainerService = null; 848 849 static final int SEND_PENDING_BROADCAST = 1; 850 static final int MCS_BOUND = 3; 851 static final int END_COPY = 4; 852 static final int INIT_COPY = 5; 853 static final int MCS_UNBIND = 6; 854 static final int START_CLEANING_PACKAGE = 7; 855 static final int FIND_INSTALL_LOC = 8; 856 static final int POST_INSTALL = 9; 857 static final int MCS_RECONNECT = 10; 858 static final int MCS_GIVE_UP = 11; 859 static final int UPDATED_MEDIA_STATUS = 12; 860 static final int WRITE_SETTINGS = 13; 861 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 862 static final int PACKAGE_VERIFIED = 15; 863 static final int CHECK_PENDING_VERIFICATION = 16; 864 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 865 static final int INTENT_FILTER_VERIFIED = 18; 866 867 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 868 869 // Delay time in millisecs 870 static final int BROADCAST_DELAY = 10 * 1000; 871 872 static UserManagerService sUserManager; 873 874 // Stores a list of users whose package restrictions file needs to be updated 875 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 876 877 final private DefaultContainerConnection mDefContainerConn = 878 new DefaultContainerConnection(); 879 class DefaultContainerConnection implements ServiceConnection { 880 public void onServiceConnected(ComponentName name, IBinder service) { 881 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 882 IMediaContainerService imcs = 883 IMediaContainerService.Stub.asInterface(service); 884 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 885 } 886 887 public void onServiceDisconnected(ComponentName name) { 888 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 889 } 890 } 891 892 // Recordkeeping of restore-after-install operations that are currently in flight 893 // between the Package Manager and the Backup Manager 894 class PostInstallData { 895 public InstallArgs args; 896 public PackageInstalledInfo res; 897 898 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 899 args = _a; 900 res = _r; 901 } 902 } 903 904 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 905 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 906 907 // XML tags for backup/restore of various bits of state 908 private static final String TAG_PREFERRED_BACKUP = "pa"; 909 private static final String TAG_DEFAULT_APPS = "da"; 910 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 911 912 private final String mRequiredVerifierPackage; 913 914 private final PackageUsage mPackageUsage = new PackageUsage(); 915 916 private class PackageUsage { 917 private static final int WRITE_INTERVAL 918 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 919 920 private final Object mFileLock = new Object(); 921 private final AtomicLong mLastWritten = new AtomicLong(0); 922 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 923 924 private boolean mIsHistoricalPackageUsageAvailable = true; 925 926 boolean isHistoricalPackageUsageAvailable() { 927 return mIsHistoricalPackageUsageAvailable; 928 } 929 930 void write(boolean force) { 931 if (force) { 932 writeInternal(); 933 return; 934 } 935 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 936 && !DEBUG_DEXOPT) { 937 return; 938 } 939 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 940 new Thread("PackageUsage_DiskWriter") { 941 @Override 942 public void run() { 943 try { 944 writeInternal(); 945 } finally { 946 mBackgroundWriteRunning.set(false); 947 } 948 } 949 }.start(); 950 } 951 } 952 953 private void writeInternal() { 954 synchronized (mPackages) { 955 synchronized (mFileLock) { 956 AtomicFile file = getFile(); 957 FileOutputStream f = null; 958 try { 959 f = file.startWrite(); 960 BufferedOutputStream out = new BufferedOutputStream(f); 961 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 962 StringBuilder sb = new StringBuilder(); 963 for (PackageParser.Package pkg : mPackages.values()) { 964 if (pkg.mLastPackageUsageTimeInMills == 0) { 965 continue; 966 } 967 sb.setLength(0); 968 sb.append(pkg.packageName); 969 sb.append(' '); 970 sb.append((long)pkg.mLastPackageUsageTimeInMills); 971 sb.append('\n'); 972 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 973 } 974 out.flush(); 975 file.finishWrite(f); 976 } catch (IOException e) { 977 if (f != null) { 978 file.failWrite(f); 979 } 980 Log.e(TAG, "Failed to write package usage times", e); 981 } 982 } 983 } 984 mLastWritten.set(SystemClock.elapsedRealtime()); 985 } 986 987 void readLP() { 988 synchronized (mFileLock) { 989 AtomicFile file = getFile(); 990 BufferedInputStream in = null; 991 try { 992 in = new BufferedInputStream(file.openRead()); 993 StringBuffer sb = new StringBuffer(); 994 while (true) { 995 String packageName = readToken(in, sb, ' '); 996 if (packageName == null) { 997 break; 998 } 999 String timeInMillisString = readToken(in, sb, '\n'); 1000 if (timeInMillisString == null) { 1001 throw new IOException("Failed to find last usage time for package " 1002 + packageName); 1003 } 1004 PackageParser.Package pkg = mPackages.get(packageName); 1005 if (pkg == null) { 1006 continue; 1007 } 1008 long timeInMillis; 1009 try { 1010 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1011 } catch (NumberFormatException e) { 1012 throw new IOException("Failed to parse " + timeInMillisString 1013 + " as a long.", e); 1014 } 1015 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1016 } 1017 } catch (FileNotFoundException expected) { 1018 mIsHistoricalPackageUsageAvailable = false; 1019 } catch (IOException e) { 1020 Log.w(TAG, "Failed to read package usage times", e); 1021 } finally { 1022 IoUtils.closeQuietly(in); 1023 } 1024 } 1025 mLastWritten.set(SystemClock.elapsedRealtime()); 1026 } 1027 1028 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1029 throws IOException { 1030 sb.setLength(0); 1031 while (true) { 1032 int ch = in.read(); 1033 if (ch == -1) { 1034 if (sb.length() == 0) { 1035 return null; 1036 } 1037 throw new IOException("Unexpected EOF"); 1038 } 1039 if (ch == endOfToken) { 1040 return sb.toString(); 1041 } 1042 sb.append((char)ch); 1043 } 1044 } 1045 1046 private AtomicFile getFile() { 1047 File dataDir = Environment.getDataDirectory(); 1048 File systemDir = new File(dataDir, "system"); 1049 File fname = new File(systemDir, "package-usage.list"); 1050 return new AtomicFile(fname); 1051 } 1052 } 1053 1054 class PackageHandler extends Handler { 1055 private boolean mBound = false; 1056 final ArrayList<HandlerParams> mPendingInstalls = 1057 new ArrayList<HandlerParams>(); 1058 1059 private boolean connectToService() { 1060 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1061 " DefaultContainerService"); 1062 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1063 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1064 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1065 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1066 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1067 mBound = true; 1068 return true; 1069 } 1070 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1071 return false; 1072 } 1073 1074 private void disconnectService() { 1075 mContainerService = null; 1076 mBound = false; 1077 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1078 mContext.unbindService(mDefContainerConn); 1079 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1080 } 1081 1082 PackageHandler(Looper looper) { 1083 super(looper); 1084 } 1085 1086 public void handleMessage(Message msg) { 1087 try { 1088 doHandleMessage(msg); 1089 } finally { 1090 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1091 } 1092 } 1093 1094 void doHandleMessage(Message msg) { 1095 switch (msg.what) { 1096 case INIT_COPY: { 1097 HandlerParams params = (HandlerParams) msg.obj; 1098 int idx = mPendingInstalls.size(); 1099 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1100 // If a bind was already initiated we dont really 1101 // need to do anything. The pending install 1102 // will be processed later on. 1103 if (!mBound) { 1104 // If this is the only one pending we might 1105 // have to bind to the service again. 1106 if (!connectToService()) { 1107 Slog.e(TAG, "Failed to bind to media container service"); 1108 params.serviceError(); 1109 return; 1110 } else { 1111 // Once we bind to the service, the first 1112 // pending request will be processed. 1113 mPendingInstalls.add(idx, params); 1114 } 1115 } else { 1116 mPendingInstalls.add(idx, params); 1117 // Already bound to the service. Just make 1118 // sure we trigger off processing the first request. 1119 if (idx == 0) { 1120 mHandler.sendEmptyMessage(MCS_BOUND); 1121 } 1122 } 1123 break; 1124 } 1125 case MCS_BOUND: { 1126 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1127 if (msg.obj != null) { 1128 mContainerService = (IMediaContainerService) msg.obj; 1129 } 1130 if (mContainerService == null) { 1131 if (!mBound) { 1132 // Something seriously wrong since we are not bound and we are not 1133 // waiting for connection. Bail out. 1134 Slog.e(TAG, "Cannot bind to media container service"); 1135 for (HandlerParams params : mPendingInstalls) { 1136 // Indicate service bind error 1137 params.serviceError(); 1138 } 1139 mPendingInstalls.clear(); 1140 } else { 1141 Slog.w(TAG, "Waiting to connect to media container service"); 1142 } 1143 } else if (mPendingInstalls.size() > 0) { 1144 HandlerParams params = mPendingInstalls.get(0); 1145 if (params != null) { 1146 if (params.startCopy()) { 1147 // We are done... look for more work or to 1148 // go idle. 1149 if (DEBUG_SD_INSTALL) Log.i(TAG, 1150 "Checking for more work or unbind..."); 1151 // Delete pending install 1152 if (mPendingInstalls.size() > 0) { 1153 mPendingInstalls.remove(0); 1154 } 1155 if (mPendingInstalls.size() == 0) { 1156 if (mBound) { 1157 if (DEBUG_SD_INSTALL) Log.i(TAG, 1158 "Posting delayed MCS_UNBIND"); 1159 removeMessages(MCS_UNBIND); 1160 Message ubmsg = obtainMessage(MCS_UNBIND); 1161 // Unbind after a little delay, to avoid 1162 // continual thrashing. 1163 sendMessageDelayed(ubmsg, 10000); 1164 } 1165 } else { 1166 // There are more pending requests in queue. 1167 // Just post MCS_BOUND message to trigger processing 1168 // of next pending install. 1169 if (DEBUG_SD_INSTALL) Log.i(TAG, 1170 "Posting MCS_BOUND for next work"); 1171 mHandler.sendEmptyMessage(MCS_BOUND); 1172 } 1173 } 1174 } 1175 } else { 1176 // Should never happen ideally. 1177 Slog.w(TAG, "Empty queue"); 1178 } 1179 break; 1180 } 1181 case MCS_RECONNECT: { 1182 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1183 if (mPendingInstalls.size() > 0) { 1184 if (mBound) { 1185 disconnectService(); 1186 } 1187 if (!connectToService()) { 1188 Slog.e(TAG, "Failed to bind to media container service"); 1189 for (HandlerParams params : mPendingInstalls) { 1190 // Indicate service bind error 1191 params.serviceError(); 1192 } 1193 mPendingInstalls.clear(); 1194 } 1195 } 1196 break; 1197 } 1198 case MCS_UNBIND: { 1199 // If there is no actual work left, then time to unbind. 1200 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1201 1202 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1203 if (mBound) { 1204 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1205 1206 disconnectService(); 1207 } 1208 } else if (mPendingInstalls.size() > 0) { 1209 // There are more pending requests in queue. 1210 // Just post MCS_BOUND message to trigger processing 1211 // of next pending install. 1212 mHandler.sendEmptyMessage(MCS_BOUND); 1213 } 1214 1215 break; 1216 } 1217 case MCS_GIVE_UP: { 1218 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1219 mPendingInstalls.remove(0); 1220 break; 1221 } 1222 case SEND_PENDING_BROADCAST: { 1223 String packages[]; 1224 ArrayList<String> components[]; 1225 int size = 0; 1226 int uids[]; 1227 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1228 synchronized (mPackages) { 1229 if (mPendingBroadcasts == null) { 1230 return; 1231 } 1232 size = mPendingBroadcasts.size(); 1233 if (size <= 0) { 1234 // Nothing to be done. Just return 1235 return; 1236 } 1237 packages = new String[size]; 1238 components = new ArrayList[size]; 1239 uids = new int[size]; 1240 int i = 0; // filling out the above arrays 1241 1242 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1243 int packageUserId = mPendingBroadcasts.userIdAt(n); 1244 Iterator<Map.Entry<String, ArrayList<String>>> it 1245 = mPendingBroadcasts.packagesForUserId(packageUserId) 1246 .entrySet().iterator(); 1247 while (it.hasNext() && i < size) { 1248 Map.Entry<String, ArrayList<String>> ent = it.next(); 1249 packages[i] = ent.getKey(); 1250 components[i] = ent.getValue(); 1251 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1252 uids[i] = (ps != null) 1253 ? UserHandle.getUid(packageUserId, ps.appId) 1254 : -1; 1255 i++; 1256 } 1257 } 1258 size = i; 1259 mPendingBroadcasts.clear(); 1260 } 1261 // Send broadcasts 1262 for (int i = 0; i < size; i++) { 1263 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1264 } 1265 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1266 break; 1267 } 1268 case START_CLEANING_PACKAGE: { 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1270 final String packageName = (String)msg.obj; 1271 final int userId = msg.arg1; 1272 final boolean andCode = msg.arg2 != 0; 1273 synchronized (mPackages) { 1274 if (userId == UserHandle.USER_ALL) { 1275 int[] users = sUserManager.getUserIds(); 1276 for (int user : users) { 1277 mSettings.addPackageToCleanLPw( 1278 new PackageCleanItem(user, packageName, andCode)); 1279 } 1280 } else { 1281 mSettings.addPackageToCleanLPw( 1282 new PackageCleanItem(userId, packageName, andCode)); 1283 } 1284 } 1285 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1286 startCleaningPackages(); 1287 } break; 1288 case POST_INSTALL: { 1289 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1290 PostInstallData data = mRunningInstalls.get(msg.arg1); 1291 mRunningInstalls.delete(msg.arg1); 1292 boolean deleteOld = false; 1293 1294 if (data != null) { 1295 InstallArgs args = data.args; 1296 PackageInstalledInfo res = data.res; 1297 1298 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1299 res.removedInfo.sendBroadcast(false, true, false); 1300 Bundle extras = new Bundle(1); 1301 extras.putInt(Intent.EXTRA_UID, res.uid); 1302 1303 // Now that we successfully installed the package, grant runtime 1304 // permissions if requested before broadcasting the install. 1305 if ((args.installFlags 1306 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1307 grantRequestedRuntimePermissions(res.pkg, 1308 args.user.getIdentifier()); 1309 } 1310 1311 // Determine the set of users who are adding this 1312 // package for the first time vs. those who are seeing 1313 // an update. 1314 int[] firstUsers; 1315 int[] updateUsers = new int[0]; 1316 if (res.origUsers == null || res.origUsers.length == 0) { 1317 firstUsers = res.newUsers; 1318 } else { 1319 firstUsers = new int[0]; 1320 for (int i=0; i<res.newUsers.length; i++) { 1321 int user = res.newUsers[i]; 1322 boolean isNew = true; 1323 for (int j=0; j<res.origUsers.length; j++) { 1324 if (res.origUsers[j] == user) { 1325 isNew = false; 1326 break; 1327 } 1328 } 1329 if (isNew) { 1330 int[] newFirst = new int[firstUsers.length+1]; 1331 System.arraycopy(firstUsers, 0, newFirst, 0, 1332 firstUsers.length); 1333 newFirst[firstUsers.length] = user; 1334 firstUsers = newFirst; 1335 } else { 1336 int[] newUpdate = new int[updateUsers.length+1]; 1337 System.arraycopy(updateUsers, 0, newUpdate, 0, 1338 updateUsers.length); 1339 newUpdate[updateUsers.length] = user; 1340 updateUsers = newUpdate; 1341 } 1342 } 1343 } 1344 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1345 res.pkg.applicationInfo.packageName, 1346 extras, null, null, firstUsers); 1347 final boolean update = res.removedInfo.removedPackage != null; 1348 if (update) { 1349 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1350 } 1351 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1352 res.pkg.applicationInfo.packageName, 1353 extras, null, null, updateUsers); 1354 if (update) { 1355 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1356 res.pkg.applicationInfo.packageName, 1357 extras, null, null, updateUsers); 1358 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1359 null, null, 1360 res.pkg.applicationInfo.packageName, null, updateUsers); 1361 1362 // treat asec-hosted packages like removable media on upgrade 1363 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1364 if (DEBUG_INSTALL) { 1365 Slog.i(TAG, "upgrading pkg " + res.pkg 1366 + " is ASEC-hosted -> AVAILABLE"); 1367 } 1368 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1369 ArrayList<String> pkgList = new ArrayList<String>(1); 1370 pkgList.add(res.pkg.applicationInfo.packageName); 1371 sendResourcesChangedBroadcast(true, true, 1372 pkgList,uidArray, null); 1373 } 1374 } 1375 if (res.removedInfo.args != null) { 1376 // Remove the replaced package's older resources safely now 1377 deleteOld = true; 1378 } 1379 1380 // Log current value of "unknown sources" setting 1381 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1382 getUnknownSourcesSettings()); 1383 } 1384 // Force a gc to clear up things 1385 Runtime.getRuntime().gc(); 1386 // We delete after a gc for applications on sdcard. 1387 if (deleteOld) { 1388 synchronized (mInstallLock) { 1389 res.removedInfo.args.doPostDeleteLI(true); 1390 } 1391 } 1392 if (args.observer != null) { 1393 try { 1394 Bundle extras = extrasForInstallResult(res); 1395 args.observer.onPackageInstalled(res.name, res.returnCode, 1396 res.returnMsg, extras); 1397 } catch (RemoteException e) { 1398 Slog.i(TAG, "Observer no longer exists."); 1399 } 1400 } 1401 } else { 1402 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1403 } 1404 } break; 1405 case UPDATED_MEDIA_STATUS: { 1406 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1407 boolean reportStatus = msg.arg1 == 1; 1408 boolean doGc = msg.arg2 == 1; 1409 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1410 if (doGc) { 1411 // Force a gc to clear up stale containers. 1412 Runtime.getRuntime().gc(); 1413 } 1414 if (msg.obj != null) { 1415 @SuppressWarnings("unchecked") 1416 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1417 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1418 // Unload containers 1419 unloadAllContainers(args); 1420 } 1421 if (reportStatus) { 1422 try { 1423 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1424 PackageHelper.getMountService().finishMediaUpdate(); 1425 } catch (RemoteException e) { 1426 Log.e(TAG, "MountService not running?"); 1427 } 1428 } 1429 } break; 1430 case WRITE_SETTINGS: { 1431 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1432 synchronized (mPackages) { 1433 removeMessages(WRITE_SETTINGS); 1434 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1435 mSettings.writeLPr(); 1436 mDirtyUsers.clear(); 1437 } 1438 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1439 } break; 1440 case WRITE_PACKAGE_RESTRICTIONS: { 1441 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1442 synchronized (mPackages) { 1443 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1444 for (int userId : mDirtyUsers) { 1445 mSettings.writePackageRestrictionsLPr(userId); 1446 } 1447 mDirtyUsers.clear(); 1448 } 1449 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1450 } break; 1451 case CHECK_PENDING_VERIFICATION: { 1452 final int verificationId = msg.arg1; 1453 final PackageVerificationState state = mPendingVerification.get(verificationId); 1454 1455 if ((state != null) && !state.timeoutExtended()) { 1456 final InstallArgs args = state.getInstallArgs(); 1457 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1458 1459 Slog.i(TAG, "Verification timed out for " + originUri); 1460 mPendingVerification.remove(verificationId); 1461 1462 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1463 1464 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1465 Slog.i(TAG, "Continuing with installation of " + originUri); 1466 state.setVerifierResponse(Binder.getCallingUid(), 1467 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1468 broadcastPackageVerified(verificationId, originUri, 1469 PackageManager.VERIFICATION_ALLOW, 1470 state.getInstallArgs().getUser()); 1471 try { 1472 ret = args.copyApk(mContainerService, true); 1473 } catch (RemoteException e) { 1474 Slog.e(TAG, "Could not contact the ContainerService"); 1475 } 1476 } else { 1477 broadcastPackageVerified(verificationId, originUri, 1478 PackageManager.VERIFICATION_REJECT, 1479 state.getInstallArgs().getUser()); 1480 } 1481 1482 processPendingInstall(args, ret); 1483 mHandler.sendEmptyMessage(MCS_UNBIND); 1484 } 1485 break; 1486 } 1487 case PACKAGE_VERIFIED: { 1488 final int verificationId = msg.arg1; 1489 1490 final PackageVerificationState state = mPendingVerification.get(verificationId); 1491 if (state == null) { 1492 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1493 break; 1494 } 1495 1496 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1497 1498 state.setVerifierResponse(response.callerUid, response.code); 1499 1500 if (state.isVerificationComplete()) { 1501 mPendingVerification.remove(verificationId); 1502 1503 final InstallArgs args = state.getInstallArgs(); 1504 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1505 1506 int ret; 1507 if (state.isInstallAllowed()) { 1508 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1509 broadcastPackageVerified(verificationId, originUri, 1510 response.code, state.getInstallArgs().getUser()); 1511 try { 1512 ret = args.copyApk(mContainerService, true); 1513 } catch (RemoteException e) { 1514 Slog.e(TAG, "Could not contact the ContainerService"); 1515 } 1516 } else { 1517 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1518 } 1519 1520 processPendingInstall(args, ret); 1521 1522 mHandler.sendEmptyMessage(MCS_UNBIND); 1523 } 1524 1525 break; 1526 } 1527 case START_INTENT_FILTER_VERIFICATIONS: { 1528 IFVerificationParams params = (IFVerificationParams) msg.obj; 1529 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1530 params.replacing, params.pkg); 1531 break; 1532 } 1533 case INTENT_FILTER_VERIFIED: { 1534 final int verificationId = msg.arg1; 1535 1536 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1537 verificationId); 1538 if (state == null) { 1539 Slog.w(TAG, "Invalid IntentFilter verification token " 1540 + verificationId + " received"); 1541 break; 1542 } 1543 1544 final int userId = state.getUserId(); 1545 1546 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1547 "Processing IntentFilter verification with token:" 1548 + verificationId + " and userId:" + userId); 1549 1550 final IntentFilterVerificationResponse response = 1551 (IntentFilterVerificationResponse) msg.obj; 1552 1553 state.setVerifierResponse(response.callerUid, response.code); 1554 1555 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1556 "IntentFilter verification with token:" + verificationId 1557 + " and userId:" + userId 1558 + " is settings verifier response with response code:" 1559 + response.code); 1560 1561 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1562 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1563 + response.getFailedDomainsString()); 1564 } 1565 1566 if (state.isVerificationComplete()) { 1567 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1568 } else { 1569 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1570 "IntentFilter verification with token:" + verificationId 1571 + " was not said to be complete"); 1572 } 1573 1574 break; 1575 } 1576 } 1577 } 1578 } 1579 1580 private StorageEventListener mStorageListener = new StorageEventListener() { 1581 @Override 1582 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1583 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1584 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1585 // TODO: ensure that private directories exist for all active users 1586 // TODO: remove user data whose serial number doesn't match 1587 loadPrivatePackages(vol); 1588 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1589 unloadPrivatePackages(vol); 1590 } 1591 } 1592 1593 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1594 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1595 updateExternalMediaStatus(true, false); 1596 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1597 updateExternalMediaStatus(false, false); 1598 } 1599 } 1600 } 1601 1602 @Override 1603 public void onVolumeForgotten(String fsUuid) { 1604 // TODO: remove all packages hosted on this uuid 1605 } 1606 }; 1607 1608 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1609 if (userId >= UserHandle.USER_OWNER) { 1610 grantRequestedRuntimePermissionsForUser(pkg, userId); 1611 } else if (userId == UserHandle.USER_ALL) { 1612 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1613 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1614 } 1615 } 1616 1617 // We could have touched GID membership, so flush out packages.list 1618 synchronized (mPackages) { 1619 mSettings.writePackageListLPr(); 1620 } 1621 } 1622 1623 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1624 SettingBase sb = (SettingBase) pkg.mExtras; 1625 if (sb == null) { 1626 return; 1627 } 1628 1629 PermissionsState permissionsState = sb.getPermissionsState(); 1630 1631 for (String permission : pkg.requestedPermissions) { 1632 BasePermission bp = mSettings.mPermissions.get(permission); 1633 if (bp != null && bp.isRuntime()) { 1634 permissionsState.grantRuntimePermission(bp, userId); 1635 } 1636 } 1637 } 1638 1639 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1640 Bundle extras = null; 1641 switch (res.returnCode) { 1642 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1643 extras = new Bundle(); 1644 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1645 res.origPermission); 1646 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1647 res.origPackage); 1648 break; 1649 } 1650 case PackageManager.INSTALL_SUCCEEDED: { 1651 extras = new Bundle(); 1652 extras.putBoolean(Intent.EXTRA_REPLACING, 1653 res.removedInfo != null && res.removedInfo.removedPackage != null); 1654 break; 1655 } 1656 } 1657 return extras; 1658 } 1659 1660 void scheduleWriteSettingsLocked() { 1661 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1662 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1663 } 1664 } 1665 1666 void scheduleWritePackageRestrictionsLocked(int userId) { 1667 if (!sUserManager.exists(userId)) return; 1668 mDirtyUsers.add(userId); 1669 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1670 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1671 } 1672 } 1673 1674 public static PackageManagerService main(Context context, Installer installer, 1675 boolean factoryTest, boolean onlyCore) { 1676 PackageManagerService m = new PackageManagerService(context, installer, 1677 factoryTest, onlyCore); 1678 ServiceManager.addService("package", m); 1679 return m; 1680 } 1681 1682 static String[] splitString(String str, char sep) { 1683 int count = 1; 1684 int i = 0; 1685 while ((i=str.indexOf(sep, i)) >= 0) { 1686 count++; 1687 i++; 1688 } 1689 1690 String[] res = new String[count]; 1691 i=0; 1692 count = 0; 1693 int lastI=0; 1694 while ((i=str.indexOf(sep, i)) >= 0) { 1695 res[count] = str.substring(lastI, i); 1696 count++; 1697 i++; 1698 lastI = i; 1699 } 1700 res[count] = str.substring(lastI, str.length()); 1701 return res; 1702 } 1703 1704 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1705 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1706 Context.DISPLAY_SERVICE); 1707 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1708 } 1709 1710 public PackageManagerService(Context context, Installer installer, 1711 boolean factoryTest, boolean onlyCore) { 1712 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1713 SystemClock.uptimeMillis()); 1714 1715 if (mSdkVersion <= 0) { 1716 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1717 } 1718 1719 mContext = context; 1720 mFactoryTest = factoryTest; 1721 mOnlyCore = onlyCore; 1722 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1723 mMetrics = new DisplayMetrics(); 1724 mSettings = new Settings(mPackages); 1725 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1726 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1727 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1728 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1729 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1730 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1731 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 1738 // TODO: add a property to control this? 1739 long dexOptLRUThresholdInMinutes; 1740 if (mLazyDexOpt) { 1741 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1742 } else { 1743 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1744 } 1745 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1746 1747 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1748 if (separateProcesses != null && separateProcesses.length() > 0) { 1749 if ("*".equals(separateProcesses)) { 1750 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1751 mSeparateProcesses = null; 1752 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1753 } else { 1754 mDefParseFlags = 0; 1755 mSeparateProcesses = separateProcesses.split(","); 1756 Slog.w(TAG, "Running with debug.separate_processes: " 1757 + separateProcesses); 1758 } 1759 } else { 1760 mDefParseFlags = 0; 1761 mSeparateProcesses = null; 1762 } 1763 1764 mInstaller = installer; 1765 mPackageDexOptimizer = new PackageDexOptimizer(this); 1766 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1767 1768 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1769 FgThread.get().getLooper()); 1770 1771 getDefaultDisplayMetrics(context, mMetrics); 1772 1773 SystemConfig systemConfig = SystemConfig.getInstance(); 1774 mGlobalGids = systemConfig.getGlobalGids(); 1775 mSystemPermissions = systemConfig.getSystemPermissions(); 1776 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1777 1778 synchronized (mInstallLock) { 1779 // writer 1780 synchronized (mPackages) { 1781 mHandlerThread = new ServiceThread(TAG, 1782 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1783 mHandlerThread.start(); 1784 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1785 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1786 1787 File dataDir = Environment.getDataDirectory(); 1788 mAppDataDir = new File(dataDir, "data"); 1789 mAppInstallDir = new File(dataDir, "app"); 1790 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1791 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1792 mUserAppDataDir = new File(dataDir, "user"); 1793 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1794 1795 sUserManager = new UserManagerService(context, this, 1796 mInstallLock, mPackages); 1797 1798 // Propagate permission configuration in to package manager. 1799 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1800 = systemConfig.getPermissions(); 1801 for (int i=0; i<permConfig.size(); i++) { 1802 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1803 BasePermission bp = mSettings.mPermissions.get(perm.name); 1804 if (bp == null) { 1805 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1806 mSettings.mPermissions.put(perm.name, bp); 1807 } 1808 if (perm.gids != null) { 1809 bp.setGids(perm.gids, perm.perUser); 1810 } 1811 } 1812 1813 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1814 for (int i=0; i<libConfig.size(); i++) { 1815 mSharedLibraries.put(libConfig.keyAt(i), 1816 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1817 } 1818 1819 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1820 1821 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1822 mSdkVersion, mOnlyCore); 1823 1824 String customResolverActivity = Resources.getSystem().getString( 1825 R.string.config_customResolverActivity); 1826 if (TextUtils.isEmpty(customResolverActivity)) { 1827 customResolverActivity = null; 1828 } else { 1829 mCustomResolverComponentName = ComponentName.unflattenFromString( 1830 customResolverActivity); 1831 } 1832 1833 long startTime = SystemClock.uptimeMillis(); 1834 1835 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1836 startTime); 1837 1838 // Set flag to monitor and not change apk file paths when 1839 // scanning install directories. 1840 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1841 1842 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1843 1844 /** 1845 * Add everything in the in the boot class path to the 1846 * list of process files because dexopt will have been run 1847 * if necessary during zygote startup. 1848 */ 1849 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1850 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1851 1852 if (bootClassPath != null) { 1853 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1854 for (String element : bootClassPathElements) { 1855 alreadyDexOpted.add(element); 1856 } 1857 } else { 1858 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1859 } 1860 1861 if (systemServerClassPath != null) { 1862 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1863 for (String element : systemServerClassPathElements) { 1864 alreadyDexOpted.add(element); 1865 } 1866 } else { 1867 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1868 } 1869 1870 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1871 final String[] dexCodeInstructionSets = 1872 getDexCodeInstructionSets( 1873 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1874 1875 /** 1876 * Ensure all external libraries have had dexopt run on them. 1877 */ 1878 if (mSharedLibraries.size() > 0) { 1879 // NOTE: For now, we're compiling these system "shared libraries" 1880 // (and framework jars) into all available architectures. It's possible 1881 // to compile them only when we come across an app that uses them (there's 1882 // already logic for that in scanPackageLI) but that adds some complexity. 1883 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1884 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1885 final String lib = libEntry.path; 1886 if (lib == null) { 1887 continue; 1888 } 1889 1890 try { 1891 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1892 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1893 alreadyDexOpted.add(lib); 1894 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1895 } 1896 } catch (FileNotFoundException e) { 1897 Slog.w(TAG, "Library not found: " + lib); 1898 } catch (IOException e) { 1899 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1900 + e.getMessage()); 1901 } 1902 } 1903 } 1904 } 1905 1906 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1907 1908 // Gross hack for now: we know this file doesn't contain any 1909 // code, so don't dexopt it to avoid the resulting log spew. 1910 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1911 1912 // Gross hack for now: we know this file is only part of 1913 // the boot class path for art, so don't dexopt it to 1914 // avoid the resulting log spew. 1915 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1916 1917 /** 1918 * There are a number of commands implemented in Java, which 1919 * we currently need to do the dexopt on so that they can be 1920 * run from a non-root shell. 1921 */ 1922 String[] frameworkFiles = frameworkDir.list(); 1923 if (frameworkFiles != null) { 1924 // TODO: We could compile these only for the most preferred ABI. We should 1925 // first double check that the dex files for these commands are not referenced 1926 // by other system apps. 1927 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1928 for (int i=0; i<frameworkFiles.length; i++) { 1929 File libPath = new File(frameworkDir, frameworkFiles[i]); 1930 String path = libPath.getPath(); 1931 // Skip the file if we already did it. 1932 if (alreadyDexOpted.contains(path)) { 1933 continue; 1934 } 1935 // Skip the file if it is not a type we want to dexopt. 1936 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1937 continue; 1938 } 1939 try { 1940 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1941 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1942 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1943 } 1944 } catch (FileNotFoundException e) { 1945 Slog.w(TAG, "Jar not found: " + path); 1946 } catch (IOException e) { 1947 Slog.w(TAG, "Exception reading jar: " + path, e); 1948 } 1949 } 1950 } 1951 } 1952 1953 // Collect vendor overlay packages. 1954 // (Do this before scanning any apps.) 1955 // For security and version matching reason, only consider 1956 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1957 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1958 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1959 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1960 1961 // Find base frameworks (resource packages without code). 1962 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1963 | PackageParser.PARSE_IS_SYSTEM_DIR 1964 | PackageParser.PARSE_IS_PRIVILEGED, 1965 scanFlags | SCAN_NO_DEX, 0); 1966 1967 // Collected privileged system packages. 1968 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1969 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1970 | PackageParser.PARSE_IS_SYSTEM_DIR 1971 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1972 1973 // Collect ordinary system packages. 1974 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1975 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1976 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1977 1978 // Collect all vendor packages. 1979 File vendorAppDir = new File("/vendor/app"); 1980 try { 1981 vendorAppDir = vendorAppDir.getCanonicalFile(); 1982 } catch (IOException e) { 1983 // failed to look up canonical path, continue with original one 1984 } 1985 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1986 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1987 1988 // Collect all OEM packages. 1989 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1990 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1991 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1992 1993 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1994 mInstaller.moveFiles(); 1995 1996 // Prune any system packages that no longer exist. 1997 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1998 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1999 if (!mOnlyCore) { 2000 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2001 while (psit.hasNext()) { 2002 PackageSetting ps = psit.next(); 2003 2004 /* 2005 * If this is not a system app, it can't be a 2006 * disable system app. 2007 */ 2008 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2009 continue; 2010 } 2011 2012 /* 2013 * If the package is scanned, it's not erased. 2014 */ 2015 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2016 if (scannedPkg != null) { 2017 /* 2018 * If the system app is both scanned and in the 2019 * disabled packages list, then it must have been 2020 * added via OTA. Remove it from the currently 2021 * scanned package so the previously user-installed 2022 * application can be scanned. 2023 */ 2024 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2025 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2026 + ps.name + "; removing system app. Last known codePath=" 2027 + ps.codePathString + ", installStatus=" + ps.installStatus 2028 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2029 + scannedPkg.mVersionCode); 2030 removePackageLI(ps, true); 2031 expectingBetter.put(ps.name, ps.codePath); 2032 } 2033 2034 continue; 2035 } 2036 2037 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2038 psit.remove(); 2039 logCriticalInfo(Log.WARN, "System package " + ps.name 2040 + " no longer exists; wiping its data"); 2041 removeDataDirsLI(null, ps.name); 2042 } else { 2043 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2044 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2045 possiblyDeletedUpdatedSystemApps.add(ps.name); 2046 } 2047 } 2048 } 2049 } 2050 2051 //look for any incomplete package installations 2052 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2053 //clean up list 2054 for(int i = 0; i < deletePkgsList.size(); i++) { 2055 //clean up here 2056 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2057 } 2058 //delete tmp files 2059 deleteTempPackageFiles(); 2060 2061 // Remove any shared userIDs that have no associated packages 2062 mSettings.pruneSharedUsersLPw(); 2063 2064 if (!mOnlyCore) { 2065 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2066 SystemClock.uptimeMillis()); 2067 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2068 2069 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2070 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2071 2072 /** 2073 * Remove disable package settings for any updated system 2074 * apps that were removed via an OTA. If they're not a 2075 * previously-updated app, remove them completely. 2076 * Otherwise, just revoke their system-level permissions. 2077 */ 2078 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2079 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2080 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2081 2082 String msg; 2083 if (deletedPkg == null) { 2084 msg = "Updated system package " + deletedAppName 2085 + " no longer exists; wiping its data"; 2086 removeDataDirsLI(null, deletedAppName); 2087 } else { 2088 msg = "Updated system app + " + deletedAppName 2089 + " no longer present; removing system privileges for " 2090 + deletedAppName; 2091 2092 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2093 2094 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2095 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2096 } 2097 logCriticalInfo(Log.WARN, msg); 2098 } 2099 2100 /** 2101 * Make sure all system apps that we expected to appear on 2102 * the userdata partition actually showed up. If they never 2103 * appeared, crawl back and revive the system version. 2104 */ 2105 for (int i = 0; i < expectingBetter.size(); i++) { 2106 final String packageName = expectingBetter.keyAt(i); 2107 if (!mPackages.containsKey(packageName)) { 2108 final File scanFile = expectingBetter.valueAt(i); 2109 2110 logCriticalInfo(Log.WARN, "Expected better " + packageName 2111 + " but never showed up; reverting to system"); 2112 2113 final int reparseFlags; 2114 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2115 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2116 | PackageParser.PARSE_IS_SYSTEM_DIR 2117 | PackageParser.PARSE_IS_PRIVILEGED; 2118 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2119 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2120 | PackageParser.PARSE_IS_SYSTEM_DIR; 2121 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2122 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2123 | PackageParser.PARSE_IS_SYSTEM_DIR; 2124 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2125 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2126 | PackageParser.PARSE_IS_SYSTEM_DIR; 2127 } else { 2128 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2129 continue; 2130 } 2131 2132 mSettings.enableSystemPackageLPw(packageName); 2133 2134 try { 2135 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2136 } catch (PackageManagerException e) { 2137 Slog.e(TAG, "Failed to parse original system package: " 2138 + e.getMessage()); 2139 } 2140 } 2141 } 2142 } 2143 2144 // Now that we know all of the shared libraries, update all clients to have 2145 // the correct library paths. 2146 updateAllSharedLibrariesLPw(); 2147 2148 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2149 // NOTE: We ignore potential failures here during a system scan (like 2150 // the rest of the commands above) because there's precious little we 2151 // can do about it. A settings error is reported, though. 2152 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2153 false /* force dexopt */, false /* defer dexopt */); 2154 } 2155 2156 // Now that we know all the packages we are keeping, 2157 // read and update their last usage times. 2158 mPackageUsage.readLP(); 2159 2160 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2161 SystemClock.uptimeMillis()); 2162 Slog.i(TAG, "Time to scan packages: " 2163 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2164 + " seconds"); 2165 2166 // If the platform SDK has changed since the last time we booted, 2167 // we need to re-grant app permission to catch any new ones that 2168 // appear. This is really a hack, and means that apps can in some 2169 // cases get permissions that the user didn't initially explicitly 2170 // allow... it would be nice to have some better way to handle 2171 // this situation. 2172 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2173 != mSdkVersion; 2174 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2175 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2176 + "; regranting permissions for internal storage"); 2177 mSettings.mInternalSdkPlatform = mSdkVersion; 2178 2179 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2180 | (regrantPermissions 2181 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2182 : 0)); 2183 2184 // If this is the first boot, and it is a normal boot, then 2185 // we need to initialize the default preferred apps. 2186 if (!mRestoredSettings && !onlyCore) { 2187 mSettings.readDefaultPreferredAppsLPw(this, 0); 2188 } 2189 2190 // If this is first boot after an OTA, and a normal boot, then 2191 // we need to clear code cache directories. 2192 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2193 if (mIsUpgrade && !onlyCore) { 2194 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2195 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2196 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2197 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2198 } 2199 mSettings.mFingerprint = Build.FINGERPRINT; 2200 } 2201 2202 primeDomainVerificationsLPw(); 2203 checkDefaultBrowser(); 2204 2205 // All the changes are done during package scanning. 2206 mSettings.updateInternalDatabaseVersion(); 2207 2208 // can downgrade to reader 2209 mSettings.writeLPr(); 2210 2211 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2212 SystemClock.uptimeMillis()); 2213 2214 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2215 2216 mInstallerService = new PackageInstallerService(context, this); 2217 2218 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2219 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2220 mIntentFilterVerifierComponent); 2221 2222 } // synchronized (mPackages) 2223 } // synchronized (mInstallLock) 2224 2225 // Now after opening every single application zip, make sure they 2226 // are all flushed. Not really needed, but keeps things nice and 2227 // tidy. 2228 Runtime.getRuntime().gc(); 2229 2230 // Expose private service for system components to use. 2231 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2232 } 2233 2234 @Override 2235 public boolean isFirstBoot() { 2236 return !mRestoredSettings; 2237 } 2238 2239 @Override 2240 public boolean isOnlyCoreApps() { 2241 return mOnlyCore; 2242 } 2243 2244 @Override 2245 public boolean isUpgrade() { 2246 return mIsUpgrade; 2247 } 2248 2249 private String getRequiredVerifierLPr() { 2250 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2251 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2252 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2253 2254 String requiredVerifier = null; 2255 2256 final int N = receivers.size(); 2257 for (int i = 0; i < N; i++) { 2258 final ResolveInfo info = receivers.get(i); 2259 2260 if (info.activityInfo == null) { 2261 continue; 2262 } 2263 2264 final String packageName = info.activityInfo.packageName; 2265 2266 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2267 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2268 continue; 2269 } 2270 2271 if (requiredVerifier != null) { 2272 throw new RuntimeException("There can be only one required verifier"); 2273 } 2274 2275 requiredVerifier = packageName; 2276 } 2277 2278 return requiredVerifier; 2279 } 2280 2281 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2282 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2283 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2284 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2285 2286 ComponentName verifierComponentName = null; 2287 2288 int priority = -1000; 2289 final int N = receivers.size(); 2290 for (int i = 0; i < N; i++) { 2291 final ResolveInfo info = receivers.get(i); 2292 2293 if (info.activityInfo == null) { 2294 continue; 2295 } 2296 2297 final String packageName = info.activityInfo.packageName; 2298 2299 final PackageSetting ps = mSettings.mPackages.get(packageName); 2300 if (ps == null) { 2301 continue; 2302 } 2303 2304 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2305 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2306 continue; 2307 } 2308 2309 // Select the IntentFilterVerifier with the highest priority 2310 if (priority < info.priority) { 2311 priority = info.priority; 2312 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2313 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2314 + verifierComponentName + " with priority: " + info.priority); 2315 } 2316 } 2317 2318 return verifierComponentName; 2319 } 2320 2321 private void primeDomainVerificationsLPw() { 2322 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2323 boolean updated = false; 2324 ArraySet<String> allHostsSet = new ArraySet<>(); 2325 for (PackageParser.Package pkg : mPackages.values()) { 2326 final String packageName = pkg.packageName; 2327 if (!hasDomainURLs(pkg)) { 2328 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2329 "package with no domain URLs: " + packageName); 2330 continue; 2331 } 2332 if (!pkg.isSystemApp()) { 2333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2334 "No priming domain verifications for a non system package : " + 2335 packageName); 2336 continue; 2337 } 2338 for (PackageParser.Activity a : pkg.activities) { 2339 for (ActivityIntentInfo filter : a.intents) { 2340 if (hasValidDomains(filter)) { 2341 allHostsSet.addAll(filter.getHostsList()); 2342 } 2343 } 2344 } 2345 if (allHostsSet.size() == 0) { 2346 allHostsSet.add("*"); 2347 } 2348 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2349 IntentFilterVerificationInfo ivi = 2350 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2351 if (ivi != null) { 2352 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2353 "Priming domain verifications for package: " + packageName + 2354 " with hosts:" + ivi.getDomainsString()); 2355 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2356 updated = true; 2357 } 2358 else { 2359 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2360 "No priming domain verifications for package: " + packageName); 2361 } 2362 allHostsSet.clear(); 2363 } 2364 if (updated) { 2365 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2366 "Will need to write primed domain verifications"); 2367 } 2368 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2369 } 2370 2371 private void checkDefaultBrowser() { 2372 final int myUserId = UserHandle.myUserId(); 2373 final String packageName = getDefaultBrowserPackageName(myUserId); 2374 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2375 if (info == null) { 2376 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2377 setDefaultBrowserPackageName(null, myUserId); 2378 } 2379 } 2380 2381 @Override 2382 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2383 throws RemoteException { 2384 try { 2385 return super.onTransact(code, data, reply, flags); 2386 } catch (RuntimeException e) { 2387 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2388 Slog.wtf(TAG, "Package Manager Crash", e); 2389 } 2390 throw e; 2391 } 2392 } 2393 2394 void cleanupInstallFailedPackage(PackageSetting ps) { 2395 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2396 2397 removeDataDirsLI(ps.volumeUuid, ps.name); 2398 if (ps.codePath != null) { 2399 if (ps.codePath.isDirectory()) { 2400 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2401 } else { 2402 ps.codePath.delete(); 2403 } 2404 } 2405 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2406 if (ps.resourcePath.isDirectory()) { 2407 FileUtils.deleteContents(ps.resourcePath); 2408 } 2409 ps.resourcePath.delete(); 2410 } 2411 mSettings.removePackageLPw(ps.name); 2412 } 2413 2414 static int[] appendInts(int[] cur, int[] add) { 2415 if (add == null) return cur; 2416 if (cur == null) return add; 2417 final int N = add.length; 2418 for (int i=0; i<N; i++) { 2419 cur = appendInt(cur, add[i]); 2420 } 2421 return cur; 2422 } 2423 2424 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2425 if (!sUserManager.exists(userId)) return null; 2426 final PackageSetting ps = (PackageSetting) p.mExtras; 2427 if (ps == null) { 2428 return null; 2429 } 2430 2431 final PermissionsState permissionsState = ps.getPermissionsState(); 2432 2433 final int[] gids = permissionsState.computeGids(userId); 2434 final Set<String> permissions = permissionsState.getPermissions(userId); 2435 final PackageUserState state = ps.readUserState(userId); 2436 2437 return PackageParser.generatePackageInfo(p, gids, flags, 2438 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2439 } 2440 2441 @Override 2442 public boolean isPackageFrozen(String packageName) { 2443 synchronized (mPackages) { 2444 final PackageSetting ps = mSettings.mPackages.get(packageName); 2445 if (ps != null) { 2446 return ps.frozen; 2447 } 2448 } 2449 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2450 return true; 2451 } 2452 2453 @Override 2454 public boolean isPackageAvailable(String packageName, int userId) { 2455 if (!sUserManager.exists(userId)) return false; 2456 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2457 synchronized (mPackages) { 2458 PackageParser.Package p = mPackages.get(packageName); 2459 if (p != null) { 2460 final PackageSetting ps = (PackageSetting) p.mExtras; 2461 if (ps != null) { 2462 final PackageUserState state = ps.readUserState(userId); 2463 if (state != null) { 2464 return PackageParser.isAvailable(state); 2465 } 2466 } 2467 } 2468 } 2469 return false; 2470 } 2471 2472 @Override 2473 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2474 if (!sUserManager.exists(userId)) return null; 2475 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2476 // reader 2477 synchronized (mPackages) { 2478 PackageParser.Package p = mPackages.get(packageName); 2479 if (DEBUG_PACKAGE_INFO) 2480 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2481 if (p != null) { 2482 return generatePackageInfo(p, flags, userId); 2483 } 2484 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2485 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2486 } 2487 } 2488 return null; 2489 } 2490 2491 @Override 2492 public String[] currentToCanonicalPackageNames(String[] names) { 2493 String[] out = new String[names.length]; 2494 // reader 2495 synchronized (mPackages) { 2496 for (int i=names.length-1; i>=0; i--) { 2497 PackageSetting ps = mSettings.mPackages.get(names[i]); 2498 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2499 } 2500 } 2501 return out; 2502 } 2503 2504 @Override 2505 public String[] canonicalToCurrentPackageNames(String[] names) { 2506 String[] out = new String[names.length]; 2507 // reader 2508 synchronized (mPackages) { 2509 for (int i=names.length-1; i>=0; i--) { 2510 String cur = mSettings.mRenamedPackages.get(names[i]); 2511 out[i] = cur != null ? cur : names[i]; 2512 } 2513 } 2514 return out; 2515 } 2516 2517 @Override 2518 public int getPackageUid(String packageName, int userId) { 2519 if (!sUserManager.exists(userId)) return -1; 2520 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2521 2522 // reader 2523 synchronized (mPackages) { 2524 PackageParser.Package p = mPackages.get(packageName); 2525 if(p != null) { 2526 return UserHandle.getUid(userId, p.applicationInfo.uid); 2527 } 2528 PackageSetting ps = mSettings.mPackages.get(packageName); 2529 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2530 return -1; 2531 } 2532 p = ps.pkg; 2533 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2534 } 2535 } 2536 2537 @Override 2538 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2539 if (!sUserManager.exists(userId)) { 2540 return null; 2541 } 2542 2543 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2544 "getPackageGids"); 2545 2546 // reader 2547 synchronized (mPackages) { 2548 PackageParser.Package p = mPackages.get(packageName); 2549 if (DEBUG_PACKAGE_INFO) { 2550 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2551 } 2552 if (p != null) { 2553 PackageSetting ps = (PackageSetting) p.mExtras; 2554 return ps.getPermissionsState().computeGids(userId); 2555 } 2556 } 2557 2558 return null; 2559 } 2560 2561 static PermissionInfo generatePermissionInfo( 2562 BasePermission bp, int flags) { 2563 if (bp.perm != null) { 2564 return PackageParser.generatePermissionInfo(bp.perm, flags); 2565 } 2566 PermissionInfo pi = new PermissionInfo(); 2567 pi.name = bp.name; 2568 pi.packageName = bp.sourcePackage; 2569 pi.nonLocalizedLabel = bp.name; 2570 pi.protectionLevel = bp.protectionLevel; 2571 return pi; 2572 } 2573 2574 @Override 2575 public PermissionInfo getPermissionInfo(String name, int flags) { 2576 // reader 2577 synchronized (mPackages) { 2578 final BasePermission p = mSettings.mPermissions.get(name); 2579 if (p != null) { 2580 return generatePermissionInfo(p, flags); 2581 } 2582 return null; 2583 } 2584 } 2585 2586 @Override 2587 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2588 // reader 2589 synchronized (mPackages) { 2590 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2591 for (BasePermission p : mSettings.mPermissions.values()) { 2592 if (group == null) { 2593 if (p.perm == null || p.perm.info.group == null) { 2594 out.add(generatePermissionInfo(p, flags)); 2595 } 2596 } else { 2597 if (p.perm != null && group.equals(p.perm.info.group)) { 2598 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2599 } 2600 } 2601 } 2602 2603 if (out.size() > 0) { 2604 return out; 2605 } 2606 return mPermissionGroups.containsKey(group) ? out : null; 2607 } 2608 } 2609 2610 @Override 2611 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2612 // reader 2613 synchronized (mPackages) { 2614 return PackageParser.generatePermissionGroupInfo( 2615 mPermissionGroups.get(name), flags); 2616 } 2617 } 2618 2619 @Override 2620 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2621 // reader 2622 synchronized (mPackages) { 2623 final int N = mPermissionGroups.size(); 2624 ArrayList<PermissionGroupInfo> out 2625 = new ArrayList<PermissionGroupInfo>(N); 2626 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2627 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2628 } 2629 return out; 2630 } 2631 } 2632 2633 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2634 int userId) { 2635 if (!sUserManager.exists(userId)) return null; 2636 PackageSetting ps = mSettings.mPackages.get(packageName); 2637 if (ps != null) { 2638 if (ps.pkg == null) { 2639 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2640 flags, userId); 2641 if (pInfo != null) { 2642 return pInfo.applicationInfo; 2643 } 2644 return null; 2645 } 2646 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2647 ps.readUserState(userId), userId); 2648 } 2649 return null; 2650 } 2651 2652 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2653 int userId) { 2654 if (!sUserManager.exists(userId)) return null; 2655 PackageSetting ps = mSettings.mPackages.get(packageName); 2656 if (ps != null) { 2657 PackageParser.Package pkg = ps.pkg; 2658 if (pkg == null) { 2659 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2660 return null; 2661 } 2662 // Only data remains, so we aren't worried about code paths 2663 pkg = new PackageParser.Package(packageName); 2664 pkg.applicationInfo.packageName = packageName; 2665 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2666 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2667 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2668 packageName, userId).getAbsolutePath(); 2669 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2670 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2671 } 2672 return generatePackageInfo(pkg, flags, userId); 2673 } 2674 return null; 2675 } 2676 2677 @Override 2678 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2679 if (!sUserManager.exists(userId)) return null; 2680 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2681 // writer 2682 synchronized (mPackages) { 2683 PackageParser.Package p = mPackages.get(packageName); 2684 if (DEBUG_PACKAGE_INFO) Log.v( 2685 TAG, "getApplicationInfo " + packageName 2686 + ": " + p); 2687 if (p != null) { 2688 PackageSetting ps = mSettings.mPackages.get(packageName); 2689 if (ps == null) return null; 2690 // Note: isEnabledLP() does not apply here - always return info 2691 return PackageParser.generateApplicationInfo( 2692 p, flags, ps.readUserState(userId), userId); 2693 } 2694 if ("android".equals(packageName)||"system".equals(packageName)) { 2695 return mAndroidApplication; 2696 } 2697 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2698 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2699 } 2700 } 2701 return null; 2702 } 2703 2704 @Override 2705 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2706 final IPackageDataObserver observer) { 2707 mContext.enforceCallingOrSelfPermission( 2708 android.Manifest.permission.CLEAR_APP_CACHE, null); 2709 // Queue up an async operation since clearing cache may take a little while. 2710 mHandler.post(new Runnable() { 2711 public void run() { 2712 mHandler.removeCallbacks(this); 2713 int retCode = -1; 2714 synchronized (mInstallLock) { 2715 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2716 if (retCode < 0) { 2717 Slog.w(TAG, "Couldn't clear application caches"); 2718 } 2719 } 2720 if (observer != null) { 2721 try { 2722 observer.onRemoveCompleted(null, (retCode >= 0)); 2723 } catch (RemoteException e) { 2724 Slog.w(TAG, "RemoveException when invoking call back"); 2725 } 2726 } 2727 } 2728 }); 2729 } 2730 2731 @Override 2732 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2733 final IntentSender pi) { 2734 mContext.enforceCallingOrSelfPermission( 2735 android.Manifest.permission.CLEAR_APP_CACHE, null); 2736 // Queue up an async operation since clearing cache may take a little while. 2737 mHandler.post(new Runnable() { 2738 public void run() { 2739 mHandler.removeCallbacks(this); 2740 int retCode = -1; 2741 synchronized (mInstallLock) { 2742 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2743 if (retCode < 0) { 2744 Slog.w(TAG, "Couldn't clear application caches"); 2745 } 2746 } 2747 if(pi != null) { 2748 try { 2749 // Callback via pending intent 2750 int code = (retCode >= 0) ? 1 : 0; 2751 pi.sendIntent(null, code, null, 2752 null, null); 2753 } catch (SendIntentException e1) { 2754 Slog.i(TAG, "Failed to send pending intent"); 2755 } 2756 } 2757 } 2758 }); 2759 } 2760 2761 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2762 synchronized (mInstallLock) { 2763 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2764 throw new IOException("Failed to free enough space"); 2765 } 2766 } 2767 } 2768 2769 @Override 2770 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2771 if (!sUserManager.exists(userId)) return null; 2772 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2773 synchronized (mPackages) { 2774 PackageParser.Activity a = mActivities.mActivities.get(component); 2775 2776 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + 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 if (mResolveComponentName.equals(component)) { 2784 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2785 new PackageUserState(), userId); 2786 } 2787 } 2788 return null; 2789 } 2790 2791 @Override 2792 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2793 String resolvedType) { 2794 synchronized (mPackages) { 2795 PackageParser.Activity a = mActivities.mActivities.get(component); 2796 if (a == null) { 2797 return false; 2798 } 2799 for (int i=0; i<a.intents.size(); i++) { 2800 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2801 intent.getData(), intent.getCategories(), TAG) >= 0) { 2802 return true; 2803 } 2804 } 2805 return false; 2806 } 2807 } 2808 2809 @Override 2810 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2811 if (!sUserManager.exists(userId)) return null; 2812 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2813 synchronized (mPackages) { 2814 PackageParser.Activity a = mReceivers.mActivities.get(component); 2815 if (DEBUG_PACKAGE_INFO) Log.v( 2816 TAG, "getReceiverInfo " + component + ": " + a); 2817 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2818 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2819 if (ps == null) return null; 2820 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2821 userId); 2822 } 2823 } 2824 return null; 2825 } 2826 2827 @Override 2828 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2829 if (!sUserManager.exists(userId)) return null; 2830 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2831 synchronized (mPackages) { 2832 PackageParser.Service s = mServices.mServices.get(component); 2833 if (DEBUG_PACKAGE_INFO) Log.v( 2834 TAG, "getServiceInfo " + component + ": " + s); 2835 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2836 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2837 if (ps == null) return null; 2838 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2839 userId); 2840 } 2841 } 2842 return null; 2843 } 2844 2845 @Override 2846 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2847 if (!sUserManager.exists(userId)) return null; 2848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2849 synchronized (mPackages) { 2850 PackageParser.Provider p = mProviders.mProviders.get(component); 2851 if (DEBUG_PACKAGE_INFO) Log.v( 2852 TAG, "getProviderInfo " + component + ": " + p); 2853 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2854 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2855 if (ps == null) return null; 2856 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2857 userId); 2858 } 2859 } 2860 return null; 2861 } 2862 2863 @Override 2864 public String[] getSystemSharedLibraryNames() { 2865 Set<String> libSet; 2866 synchronized (mPackages) { 2867 libSet = mSharedLibraries.keySet(); 2868 int size = libSet.size(); 2869 if (size > 0) { 2870 String[] libs = new String[size]; 2871 libSet.toArray(libs); 2872 return libs; 2873 } 2874 } 2875 return null; 2876 } 2877 2878 /** 2879 * @hide 2880 */ 2881 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2882 synchronized (mPackages) { 2883 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2884 if (lib != null && lib.apk != null) { 2885 return mPackages.get(lib.apk); 2886 } 2887 } 2888 return null; 2889 } 2890 2891 @Override 2892 public FeatureInfo[] getSystemAvailableFeatures() { 2893 Collection<FeatureInfo> featSet; 2894 synchronized (mPackages) { 2895 featSet = mAvailableFeatures.values(); 2896 int size = featSet.size(); 2897 if (size > 0) { 2898 FeatureInfo[] features = new FeatureInfo[size+1]; 2899 featSet.toArray(features); 2900 FeatureInfo fi = new FeatureInfo(); 2901 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2902 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2903 features[size] = fi; 2904 return features; 2905 } 2906 } 2907 return null; 2908 } 2909 2910 @Override 2911 public boolean hasSystemFeature(String name) { 2912 synchronized (mPackages) { 2913 return mAvailableFeatures.containsKey(name); 2914 } 2915 } 2916 2917 private void checkValidCaller(int uid, int userId) { 2918 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2919 return; 2920 2921 throw new SecurityException("Caller uid=" + uid 2922 + " is not privileged to communicate with user=" + userId); 2923 } 2924 2925 @Override 2926 public int checkPermission(String permName, String pkgName, int userId) { 2927 if (!sUserManager.exists(userId)) { 2928 return PackageManager.PERMISSION_DENIED; 2929 } 2930 2931 synchronized (mPackages) { 2932 final PackageParser.Package p = mPackages.get(pkgName); 2933 if (p != null && p.mExtras != null) { 2934 final PackageSetting ps = (PackageSetting) p.mExtras; 2935 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2936 return PackageManager.PERMISSION_GRANTED; 2937 } 2938 } 2939 } 2940 2941 return PackageManager.PERMISSION_DENIED; 2942 } 2943 2944 @Override 2945 public int checkUidPermission(String permName, int uid) { 2946 final int userId = UserHandle.getUserId(uid); 2947 2948 if (!sUserManager.exists(userId)) { 2949 return PackageManager.PERMISSION_DENIED; 2950 } 2951 2952 synchronized (mPackages) { 2953 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2954 if (obj != null) { 2955 final SettingBase ps = (SettingBase) obj; 2956 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2957 return PackageManager.PERMISSION_GRANTED; 2958 } 2959 } else { 2960 ArraySet<String> perms = mSystemPermissions.get(uid); 2961 if (perms != null && perms.contains(permName)) { 2962 return PackageManager.PERMISSION_GRANTED; 2963 } 2964 } 2965 } 2966 2967 return PackageManager.PERMISSION_DENIED; 2968 } 2969 2970 /** 2971 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2972 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2973 * @param checkShell TODO(yamasani): 2974 * @param message the message to log on security exception 2975 */ 2976 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2977 boolean checkShell, String message) { 2978 if (userId < 0) { 2979 throw new IllegalArgumentException("Invalid userId " + userId); 2980 } 2981 if (checkShell) { 2982 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2983 } 2984 if (userId == UserHandle.getUserId(callingUid)) return; 2985 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2986 if (requireFullPermission) { 2987 mContext.enforceCallingOrSelfPermission( 2988 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2989 } else { 2990 try { 2991 mContext.enforceCallingOrSelfPermission( 2992 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2993 } catch (SecurityException se) { 2994 mContext.enforceCallingOrSelfPermission( 2995 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2996 } 2997 } 2998 } 2999 } 3000 3001 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3002 if (callingUid == Process.SHELL_UID) { 3003 if (userHandle >= 0 3004 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3005 throw new SecurityException("Shell does not have permission to access user " 3006 + userHandle); 3007 } else if (userHandle < 0) { 3008 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3009 + Debug.getCallers(3)); 3010 } 3011 } 3012 } 3013 3014 private BasePermission findPermissionTreeLP(String permName) { 3015 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3016 if (permName.startsWith(bp.name) && 3017 permName.length() > bp.name.length() && 3018 permName.charAt(bp.name.length()) == '.') { 3019 return bp; 3020 } 3021 } 3022 return null; 3023 } 3024 3025 private BasePermission checkPermissionTreeLP(String permName) { 3026 if (permName != null) { 3027 BasePermission bp = findPermissionTreeLP(permName); 3028 if (bp != null) { 3029 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3030 return bp; 3031 } 3032 throw new SecurityException("Calling uid " 3033 + Binder.getCallingUid() 3034 + " is not allowed to add to permission tree " 3035 + bp.name + " owned by uid " + bp.uid); 3036 } 3037 } 3038 throw new SecurityException("No permission tree found for " + permName); 3039 } 3040 3041 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3042 if (s1 == null) { 3043 return s2 == null; 3044 } 3045 if (s2 == null) { 3046 return false; 3047 } 3048 if (s1.getClass() != s2.getClass()) { 3049 return false; 3050 } 3051 return s1.equals(s2); 3052 } 3053 3054 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3055 if (pi1.icon != pi2.icon) return false; 3056 if (pi1.logo != pi2.logo) return false; 3057 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3058 if (!compareStrings(pi1.name, pi2.name)) return false; 3059 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3060 // We'll take care of setting this one. 3061 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3062 // These are not currently stored in settings. 3063 //if (!compareStrings(pi1.group, pi2.group)) return false; 3064 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3065 //if (pi1.labelRes != pi2.labelRes) return false; 3066 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3067 return true; 3068 } 3069 3070 int permissionInfoFootprint(PermissionInfo info) { 3071 int size = info.name.length(); 3072 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3073 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3074 return size; 3075 } 3076 3077 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3078 int size = 0; 3079 for (BasePermission perm : mSettings.mPermissions.values()) { 3080 if (perm.uid == tree.uid) { 3081 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3082 } 3083 } 3084 return size; 3085 } 3086 3087 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3088 // We calculate the max size of permissions defined by this uid and throw 3089 // if that plus the size of 'info' would exceed our stated maximum. 3090 if (tree.uid != Process.SYSTEM_UID) { 3091 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3092 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3093 throw new SecurityException("Permission tree size cap exceeded"); 3094 } 3095 } 3096 } 3097 3098 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3099 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3100 throw new SecurityException("Label must be specified in permission"); 3101 } 3102 BasePermission tree = checkPermissionTreeLP(info.name); 3103 BasePermission bp = mSettings.mPermissions.get(info.name); 3104 boolean added = bp == null; 3105 boolean changed = true; 3106 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3107 if (added) { 3108 enforcePermissionCapLocked(info, tree); 3109 bp = new BasePermission(info.name, tree.sourcePackage, 3110 BasePermission.TYPE_DYNAMIC); 3111 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3112 throw new SecurityException( 3113 "Not allowed to modify non-dynamic permission " 3114 + info.name); 3115 } else { 3116 if (bp.protectionLevel == fixedLevel 3117 && bp.perm.owner.equals(tree.perm.owner) 3118 && bp.uid == tree.uid 3119 && comparePermissionInfos(bp.perm.info, info)) { 3120 changed = false; 3121 } 3122 } 3123 bp.protectionLevel = fixedLevel; 3124 info = new PermissionInfo(info); 3125 info.protectionLevel = fixedLevel; 3126 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3127 bp.perm.info.packageName = tree.perm.info.packageName; 3128 bp.uid = tree.uid; 3129 if (added) { 3130 mSettings.mPermissions.put(info.name, bp); 3131 } 3132 if (changed) { 3133 if (!async) { 3134 mSettings.writeLPr(); 3135 } else { 3136 scheduleWriteSettingsLocked(); 3137 } 3138 } 3139 return added; 3140 } 3141 3142 @Override 3143 public boolean addPermission(PermissionInfo info) { 3144 synchronized (mPackages) { 3145 return addPermissionLocked(info, false); 3146 } 3147 } 3148 3149 @Override 3150 public boolean addPermissionAsync(PermissionInfo info) { 3151 synchronized (mPackages) { 3152 return addPermissionLocked(info, true); 3153 } 3154 } 3155 3156 @Override 3157 public void removePermission(String name) { 3158 synchronized (mPackages) { 3159 checkPermissionTreeLP(name); 3160 BasePermission bp = mSettings.mPermissions.get(name); 3161 if (bp != null) { 3162 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3163 throw new SecurityException( 3164 "Not allowed to modify non-dynamic permission " 3165 + name); 3166 } 3167 mSettings.mPermissions.remove(name); 3168 mSettings.writeLPr(); 3169 } 3170 } 3171 } 3172 3173 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3174 BasePermission bp) { 3175 int index = pkg.requestedPermissions.indexOf(bp.name); 3176 if (index == -1) { 3177 throw new SecurityException("Package " + pkg.packageName 3178 + " has not requested permission " + bp.name); 3179 } 3180 if (!bp.isRuntime()) { 3181 throw new SecurityException("Permission " + bp.name 3182 + " is not a changeable permission type"); 3183 } 3184 } 3185 3186 @Override 3187 public void grantRuntimePermission(String packageName, String name, final int userId) { 3188 if (!sUserManager.exists(userId)) { 3189 Log.e(TAG, "No such user:" + userId); 3190 return; 3191 } 3192 3193 mContext.enforceCallingOrSelfPermission( 3194 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3195 "grantRuntimePermission"); 3196 3197 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3198 "grantRuntimePermission"); 3199 3200 final SettingBase sb; 3201 3202 synchronized (mPackages) { 3203 final PackageParser.Package pkg = mPackages.get(packageName); 3204 if (pkg == null) { 3205 throw new IllegalArgumentException("Unknown package: " + packageName); 3206 } 3207 3208 final BasePermission bp = mSettings.mPermissions.get(name); 3209 if (bp == null) { 3210 throw new IllegalArgumentException("Unknown permission: " + name); 3211 } 3212 3213 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3214 3215 sb = (SettingBase) pkg.mExtras; 3216 if (sb == null) { 3217 throw new IllegalArgumentException("Unknown package: " + packageName); 3218 } 3219 3220 final PermissionsState permissionsState = sb.getPermissionsState(); 3221 3222 final int flags = permissionsState.getPermissionFlags(name, userId); 3223 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3224 throw new SecurityException("Cannot grant system fixed permission: " 3225 + name + " for package: " + packageName); 3226 } 3227 3228 final int result = permissionsState.grantRuntimePermission(bp, userId); 3229 switch (result) { 3230 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3231 return; 3232 } 3233 3234 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3235 mHandler.post(new Runnable() { 3236 @Override 3237 public void run() { 3238 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3239 } 3240 }); 3241 } break; 3242 } 3243 3244 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3245 3246 // Not critical if that is lost - app has to request again. 3247 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3248 } 3249 } 3250 3251 @Override 3252 public void revokeRuntimePermission(String packageName, String name, int userId) { 3253 if (!sUserManager.exists(userId)) { 3254 Log.e(TAG, "No such user:" + userId); 3255 return; 3256 } 3257 3258 mContext.enforceCallingOrSelfPermission( 3259 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3260 "revokeRuntimePermission"); 3261 3262 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3263 "revokeRuntimePermission"); 3264 3265 final SettingBase sb; 3266 3267 synchronized (mPackages) { 3268 final PackageParser.Package pkg = mPackages.get(packageName); 3269 if (pkg == null) { 3270 throw new IllegalArgumentException("Unknown package: " + packageName); 3271 } 3272 3273 final BasePermission bp = mSettings.mPermissions.get(name); 3274 if (bp == null) { 3275 throw new IllegalArgumentException("Unknown permission: " + name); 3276 } 3277 3278 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3279 3280 sb = (SettingBase) pkg.mExtras; 3281 if (sb == null) { 3282 throw new IllegalArgumentException("Unknown package: " + packageName); 3283 } 3284 3285 final PermissionsState permissionsState = sb.getPermissionsState(); 3286 3287 final int flags = permissionsState.getPermissionFlags(name, userId); 3288 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3289 throw new SecurityException("Cannot revoke system fixed permission: " 3290 + name + " for package: " + packageName); 3291 } 3292 3293 if (permissionsState.revokeRuntimePermission(bp, userId) == 3294 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3295 return; 3296 } 3297 3298 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3299 3300 // Critical, after this call app should never have the permission. 3301 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3302 } 3303 3304 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3305 } 3306 3307 @Override 3308 public int getPermissionFlags(String name, String packageName, int userId) { 3309 if (!sUserManager.exists(userId)) { 3310 return 0; 3311 } 3312 3313 mContext.enforceCallingOrSelfPermission( 3314 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3315 "getPermissionFlags"); 3316 3317 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3318 "getPermissionFlags"); 3319 3320 synchronized (mPackages) { 3321 final PackageParser.Package pkg = mPackages.get(packageName); 3322 if (pkg == null) { 3323 throw new IllegalArgumentException("Unknown package: " + packageName); 3324 } 3325 3326 final BasePermission bp = mSettings.mPermissions.get(name); 3327 if (bp == null) { 3328 throw new IllegalArgumentException("Unknown permission: " + name); 3329 } 3330 3331 SettingBase sb = (SettingBase) pkg.mExtras; 3332 if (sb == null) { 3333 throw new IllegalArgumentException("Unknown package: " + packageName); 3334 } 3335 3336 PermissionsState permissionsState = sb.getPermissionsState(); 3337 return permissionsState.getPermissionFlags(name, userId); 3338 } 3339 } 3340 3341 @Override 3342 public void updatePermissionFlags(String name, String packageName, int flagMask, 3343 int flagValues, int userId) { 3344 if (!sUserManager.exists(userId)) { 3345 return; 3346 } 3347 3348 mContext.enforceCallingOrSelfPermission( 3349 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3350 "updatePermissionFlags"); 3351 3352 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3353 "updatePermissionFlags"); 3354 3355 // Only the system can change system fixed flags. 3356 if (getCallingUid() != Process.SYSTEM_UID) { 3357 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3358 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3359 } 3360 3361 synchronized (mPackages) { 3362 final PackageParser.Package pkg = mPackages.get(packageName); 3363 if (pkg == null) { 3364 throw new IllegalArgumentException("Unknown package: " + packageName); 3365 } 3366 3367 final BasePermission bp = mSettings.mPermissions.get(name); 3368 if (bp == null) { 3369 throw new IllegalArgumentException("Unknown permission: " + name); 3370 } 3371 3372 SettingBase sb = (SettingBase) pkg.mExtras; 3373 if (sb == null) { 3374 throw new IllegalArgumentException("Unknown package: " + packageName); 3375 } 3376 3377 PermissionsState permissionsState = sb.getPermissionsState(); 3378 3379 // Only the package manager can change flags for system component permissions. 3380 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3381 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3382 return; 3383 } 3384 3385 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3386 3387 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3388 // Install and runtime permissions are stored in different places, 3389 // so figure out what permission changed and persist the change. 3390 if (permissionsState.getInstallPermissionState(name) != null) { 3391 scheduleWriteSettingsLocked(); 3392 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3393 || hadState) { 3394 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3395 } 3396 } 3397 } 3398 } 3399 3400 /** 3401 * Update the permission flags for all packages and runtime permissions of a user in order 3402 * to allow device or profile owner to remove POLICY_FIXED. 3403 */ 3404 @Override 3405 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3406 if (!sUserManager.exists(userId)) { 3407 return; 3408 } 3409 3410 mContext.enforceCallingOrSelfPermission( 3411 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3412 "updatePermissionFlagsForAllApps"); 3413 3414 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3415 "updatePermissionFlagsForAllApps"); 3416 3417 // Only the system can change system fixed flags. 3418 if (getCallingUid() != Process.SYSTEM_UID) { 3419 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3420 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3421 } 3422 3423 synchronized (mPackages) { 3424 boolean changed = false; 3425 final int packageCount = mPackages.size(); 3426 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3427 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3428 SettingBase sb = (SettingBase) pkg.mExtras; 3429 if (sb == null) { 3430 continue; 3431 } 3432 PermissionsState permissionsState = sb.getPermissionsState(); 3433 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3434 userId, flagMask, flagValues); 3435 } 3436 if (changed) { 3437 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3438 } 3439 } 3440 } 3441 3442 @Override 3443 public boolean shouldShowRequestPermissionRationale(String permissionName, 3444 String packageName, int userId) { 3445 if (UserHandle.getCallingUserId() != userId) { 3446 mContext.enforceCallingPermission( 3447 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3448 "canShowRequestPermissionRationale for user " + userId); 3449 } 3450 3451 final int uid = getPackageUid(packageName, userId); 3452 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3453 return false; 3454 } 3455 3456 if (checkPermission(permissionName, packageName, userId) 3457 == PackageManager.PERMISSION_GRANTED) { 3458 return false; 3459 } 3460 3461 final int flags; 3462 3463 final long identity = Binder.clearCallingIdentity(); 3464 try { 3465 flags = getPermissionFlags(permissionName, 3466 packageName, userId); 3467 } finally { 3468 Binder.restoreCallingIdentity(identity); 3469 } 3470 3471 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3472 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3473 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3474 3475 if ((flags & fixedFlags) != 0) { 3476 return false; 3477 } 3478 3479 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3480 } 3481 3482 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3483 BasePermission bp = mSettings.mPermissions.get(permission); 3484 if (bp == null) { 3485 throw new SecurityException("Missing " + permission + " permission"); 3486 } 3487 3488 SettingBase sb = (SettingBase) pkg.mExtras; 3489 PermissionsState permissionsState = sb.getPermissionsState(); 3490 3491 if (permissionsState.grantInstallPermission(bp) != 3492 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3493 scheduleWriteSettingsLocked(); 3494 } 3495 } 3496 3497 @Override 3498 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3499 mContext.enforceCallingOrSelfPermission( 3500 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3501 "addOnPermissionsChangeListener"); 3502 3503 synchronized (mPackages) { 3504 mOnPermissionChangeListeners.addListenerLocked(listener); 3505 } 3506 } 3507 3508 @Override 3509 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3510 synchronized (mPackages) { 3511 mOnPermissionChangeListeners.removeListenerLocked(listener); 3512 } 3513 } 3514 3515 @Override 3516 public boolean isProtectedBroadcast(String actionName) { 3517 synchronized (mPackages) { 3518 return mProtectedBroadcasts.contains(actionName); 3519 } 3520 } 3521 3522 @Override 3523 public int checkSignatures(String pkg1, String pkg2) { 3524 synchronized (mPackages) { 3525 final PackageParser.Package p1 = mPackages.get(pkg1); 3526 final PackageParser.Package p2 = mPackages.get(pkg2); 3527 if (p1 == null || p1.mExtras == null 3528 || p2 == null || p2.mExtras == null) { 3529 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3530 } 3531 return compareSignatures(p1.mSignatures, p2.mSignatures); 3532 } 3533 } 3534 3535 @Override 3536 public int checkUidSignatures(int uid1, int uid2) { 3537 // Map to base uids. 3538 uid1 = UserHandle.getAppId(uid1); 3539 uid2 = UserHandle.getAppId(uid2); 3540 // reader 3541 synchronized (mPackages) { 3542 Signature[] s1; 3543 Signature[] s2; 3544 Object obj = mSettings.getUserIdLPr(uid1); 3545 if (obj != null) { 3546 if (obj instanceof SharedUserSetting) { 3547 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3548 } else if (obj instanceof PackageSetting) { 3549 s1 = ((PackageSetting)obj).signatures.mSignatures; 3550 } else { 3551 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3552 } 3553 } else { 3554 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3555 } 3556 obj = mSettings.getUserIdLPr(uid2); 3557 if (obj != null) { 3558 if (obj instanceof SharedUserSetting) { 3559 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3560 } else if (obj instanceof PackageSetting) { 3561 s2 = ((PackageSetting)obj).signatures.mSignatures; 3562 } else { 3563 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3564 } 3565 } else { 3566 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3567 } 3568 return compareSignatures(s1, s2); 3569 } 3570 } 3571 3572 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3573 final long identity = Binder.clearCallingIdentity(); 3574 try { 3575 if (sb instanceof SharedUserSetting) { 3576 SharedUserSetting sus = (SharedUserSetting) sb; 3577 final int packageCount = sus.packages.size(); 3578 for (int i = 0; i < packageCount; i++) { 3579 PackageSetting susPs = sus.packages.valueAt(i); 3580 if (userId == UserHandle.USER_ALL) { 3581 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3582 } else { 3583 final int uid = UserHandle.getUid(userId, susPs.appId); 3584 killUid(uid, reason); 3585 } 3586 } 3587 } else if (sb instanceof PackageSetting) { 3588 PackageSetting ps = (PackageSetting) sb; 3589 if (userId == UserHandle.USER_ALL) { 3590 killApplication(ps.pkg.packageName, ps.appId, reason); 3591 } else { 3592 final int uid = UserHandle.getUid(userId, ps.appId); 3593 killUid(uid, reason); 3594 } 3595 } 3596 } finally { 3597 Binder.restoreCallingIdentity(identity); 3598 } 3599 } 3600 3601 private static void killUid(int uid, String reason) { 3602 IActivityManager am = ActivityManagerNative.getDefault(); 3603 if (am != null) { 3604 try { 3605 am.killUid(uid, reason); 3606 } catch (RemoteException e) { 3607 /* ignore - same process */ 3608 } 3609 } 3610 } 3611 3612 /** 3613 * Compares two sets of signatures. Returns: 3614 * <br /> 3615 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3616 * <br /> 3617 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3618 * <br /> 3619 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3620 * <br /> 3621 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3622 * <br /> 3623 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3624 */ 3625 static int compareSignatures(Signature[] s1, Signature[] s2) { 3626 if (s1 == null) { 3627 return s2 == null 3628 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3629 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3630 } 3631 3632 if (s2 == null) { 3633 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3634 } 3635 3636 if (s1.length != s2.length) { 3637 return PackageManager.SIGNATURE_NO_MATCH; 3638 } 3639 3640 // Since both signature sets are of size 1, we can compare without HashSets. 3641 if (s1.length == 1) { 3642 return s1[0].equals(s2[0]) ? 3643 PackageManager.SIGNATURE_MATCH : 3644 PackageManager.SIGNATURE_NO_MATCH; 3645 } 3646 3647 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3648 for (Signature sig : s1) { 3649 set1.add(sig); 3650 } 3651 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3652 for (Signature sig : s2) { 3653 set2.add(sig); 3654 } 3655 // Make sure s2 contains all signatures in s1. 3656 if (set1.equals(set2)) { 3657 return PackageManager.SIGNATURE_MATCH; 3658 } 3659 return PackageManager.SIGNATURE_NO_MATCH; 3660 } 3661 3662 /** 3663 * If the database version for this type of package (internal storage or 3664 * external storage) is less than the version where package signatures 3665 * were updated, return true. 3666 */ 3667 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3668 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3669 DatabaseVersion.SIGNATURE_END_ENTITY)) 3670 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3671 DatabaseVersion.SIGNATURE_END_ENTITY)); 3672 } 3673 3674 /** 3675 * Used for backward compatibility to make sure any packages with 3676 * certificate chains get upgraded to the new style. {@code existingSigs} 3677 * will be in the old format (since they were stored on disk from before the 3678 * system upgrade) and {@code scannedSigs} will be in the newer format. 3679 */ 3680 private int compareSignaturesCompat(PackageSignatures existingSigs, 3681 PackageParser.Package scannedPkg) { 3682 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3683 return PackageManager.SIGNATURE_NO_MATCH; 3684 } 3685 3686 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3687 for (Signature sig : existingSigs.mSignatures) { 3688 existingSet.add(sig); 3689 } 3690 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3691 for (Signature sig : scannedPkg.mSignatures) { 3692 try { 3693 Signature[] chainSignatures = sig.getChainSignatures(); 3694 for (Signature chainSig : chainSignatures) { 3695 scannedCompatSet.add(chainSig); 3696 } 3697 } catch (CertificateEncodingException e) { 3698 scannedCompatSet.add(sig); 3699 } 3700 } 3701 /* 3702 * Make sure the expanded scanned set contains all signatures in the 3703 * existing one. 3704 */ 3705 if (scannedCompatSet.equals(existingSet)) { 3706 // Migrate the old signatures to the new scheme. 3707 existingSigs.assignSignatures(scannedPkg.mSignatures); 3708 // The new KeySets will be re-added later in the scanning process. 3709 synchronized (mPackages) { 3710 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3711 } 3712 return PackageManager.SIGNATURE_MATCH; 3713 } 3714 return PackageManager.SIGNATURE_NO_MATCH; 3715 } 3716 3717 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3718 if (isExternal(scannedPkg)) { 3719 return mSettings.isExternalDatabaseVersionOlderThan( 3720 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3721 } else { 3722 return mSettings.isInternalDatabaseVersionOlderThan( 3723 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3724 } 3725 } 3726 3727 private int compareSignaturesRecover(PackageSignatures existingSigs, 3728 PackageParser.Package scannedPkg) { 3729 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3730 return PackageManager.SIGNATURE_NO_MATCH; 3731 } 3732 3733 String msg = null; 3734 try { 3735 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3736 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3737 + scannedPkg.packageName); 3738 return PackageManager.SIGNATURE_MATCH; 3739 } 3740 } catch (CertificateException e) { 3741 msg = e.getMessage(); 3742 } 3743 3744 logCriticalInfo(Log.INFO, 3745 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3746 return PackageManager.SIGNATURE_NO_MATCH; 3747 } 3748 3749 @Override 3750 public String[] getPackagesForUid(int uid) { 3751 uid = UserHandle.getAppId(uid); 3752 // reader 3753 synchronized (mPackages) { 3754 Object obj = mSettings.getUserIdLPr(uid); 3755 if (obj instanceof SharedUserSetting) { 3756 final SharedUserSetting sus = (SharedUserSetting) obj; 3757 final int N = sus.packages.size(); 3758 final String[] res = new String[N]; 3759 final Iterator<PackageSetting> it = sus.packages.iterator(); 3760 int i = 0; 3761 while (it.hasNext()) { 3762 res[i++] = it.next().name; 3763 } 3764 return res; 3765 } else if (obj instanceof PackageSetting) { 3766 final PackageSetting ps = (PackageSetting) obj; 3767 return new String[] { ps.name }; 3768 } 3769 } 3770 return null; 3771 } 3772 3773 @Override 3774 public String getNameForUid(int uid) { 3775 // reader 3776 synchronized (mPackages) { 3777 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3778 if (obj instanceof SharedUserSetting) { 3779 final SharedUserSetting sus = (SharedUserSetting) obj; 3780 return sus.name + ":" + sus.userId; 3781 } else if (obj instanceof PackageSetting) { 3782 final PackageSetting ps = (PackageSetting) obj; 3783 return ps.name; 3784 } 3785 } 3786 return null; 3787 } 3788 3789 @Override 3790 public int getUidForSharedUser(String sharedUserName) { 3791 if(sharedUserName == null) { 3792 return -1; 3793 } 3794 // reader 3795 synchronized (mPackages) { 3796 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3797 if (suid == null) { 3798 return -1; 3799 } 3800 return suid.userId; 3801 } 3802 } 3803 3804 @Override 3805 public int getFlagsForUid(int uid) { 3806 synchronized (mPackages) { 3807 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3808 if (obj instanceof SharedUserSetting) { 3809 final SharedUserSetting sus = (SharedUserSetting) obj; 3810 return sus.pkgFlags; 3811 } else if (obj instanceof PackageSetting) { 3812 final PackageSetting ps = (PackageSetting) obj; 3813 return ps.pkgFlags; 3814 } 3815 } 3816 return 0; 3817 } 3818 3819 @Override 3820 public int getPrivateFlagsForUid(int uid) { 3821 synchronized (mPackages) { 3822 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3823 if (obj instanceof SharedUserSetting) { 3824 final SharedUserSetting sus = (SharedUserSetting) obj; 3825 return sus.pkgPrivateFlags; 3826 } else if (obj instanceof PackageSetting) { 3827 final PackageSetting ps = (PackageSetting) obj; 3828 return ps.pkgPrivateFlags; 3829 } 3830 } 3831 return 0; 3832 } 3833 3834 @Override 3835 public boolean isUidPrivileged(int uid) { 3836 uid = UserHandle.getAppId(uid); 3837 // reader 3838 synchronized (mPackages) { 3839 Object obj = mSettings.getUserIdLPr(uid); 3840 if (obj instanceof SharedUserSetting) { 3841 final SharedUserSetting sus = (SharedUserSetting) obj; 3842 final Iterator<PackageSetting> it = sus.packages.iterator(); 3843 while (it.hasNext()) { 3844 if (it.next().isPrivileged()) { 3845 return true; 3846 } 3847 } 3848 } else if (obj instanceof PackageSetting) { 3849 final PackageSetting ps = (PackageSetting) obj; 3850 return ps.isPrivileged(); 3851 } 3852 } 3853 return false; 3854 } 3855 3856 @Override 3857 public String[] getAppOpPermissionPackages(String permissionName) { 3858 synchronized (mPackages) { 3859 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3860 if (pkgs == null) { 3861 return null; 3862 } 3863 return pkgs.toArray(new String[pkgs.size()]); 3864 } 3865 } 3866 3867 @Override 3868 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3869 int flags, int userId) { 3870 if (!sUserManager.exists(userId)) return null; 3871 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3872 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3873 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3874 } 3875 3876 @Override 3877 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3878 IntentFilter filter, int match, ComponentName activity) { 3879 final int userId = UserHandle.getCallingUserId(); 3880 if (DEBUG_PREFERRED) { 3881 Log.v(TAG, "setLastChosenActivity intent=" + intent 3882 + " resolvedType=" + resolvedType 3883 + " flags=" + flags 3884 + " filter=" + filter 3885 + " match=" + match 3886 + " activity=" + activity); 3887 filter.dump(new PrintStreamPrinter(System.out), " "); 3888 } 3889 intent.setComponent(null); 3890 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3891 // Find any earlier preferred or last chosen entries and nuke them 3892 findPreferredActivity(intent, resolvedType, 3893 flags, query, 0, false, true, false, userId); 3894 // Add the new activity as the last chosen for this filter 3895 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3896 "Setting last chosen"); 3897 } 3898 3899 @Override 3900 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3901 final int userId = UserHandle.getCallingUserId(); 3902 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3903 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3904 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3905 false, false, false, userId); 3906 } 3907 3908 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3909 int flags, List<ResolveInfo> query, int userId) { 3910 if (query != null) { 3911 final int N = query.size(); 3912 if (N == 1) { 3913 return query.get(0); 3914 } else if (N > 1) { 3915 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3916 // If there is more than one activity with the same priority, 3917 // then let the user decide between them. 3918 ResolveInfo r0 = query.get(0); 3919 ResolveInfo r1 = query.get(1); 3920 if (DEBUG_INTENT_MATCHING || debug) { 3921 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3922 + r1.activityInfo.name + "=" + r1.priority); 3923 } 3924 // If the first activity has a higher priority, or a different 3925 // default, then it is always desireable to pick it. 3926 if (r0.priority != r1.priority 3927 || r0.preferredOrder != r1.preferredOrder 3928 || r0.isDefault != r1.isDefault) { 3929 return query.get(0); 3930 } 3931 // If we have saved a preference for a preferred activity for 3932 // this Intent, use that. 3933 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3934 flags, query, r0.priority, true, false, debug, userId); 3935 if (ri != null) { 3936 return ri; 3937 } 3938 if (userId != 0) { 3939 ri = new ResolveInfo(mResolveInfo); 3940 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3941 ri.activityInfo.applicationInfo = new ApplicationInfo( 3942 ri.activityInfo.applicationInfo); 3943 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3944 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3945 return ri; 3946 } 3947 return mResolveInfo; 3948 } 3949 } 3950 return null; 3951 } 3952 3953 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3954 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3955 final int N = query.size(); 3956 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3957 .get(userId); 3958 // Get the list of persistent preferred activities that handle the intent 3959 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3960 List<PersistentPreferredActivity> pprefs = ppir != null 3961 ? ppir.queryIntent(intent, resolvedType, 3962 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3963 : null; 3964 if (pprefs != null && pprefs.size() > 0) { 3965 final int M = pprefs.size(); 3966 for (int i=0; i<M; i++) { 3967 final PersistentPreferredActivity ppa = pprefs.get(i); 3968 if (DEBUG_PREFERRED || debug) { 3969 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3970 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3971 + "\n component=" + ppa.mComponent); 3972 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3973 } 3974 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3975 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3976 if (DEBUG_PREFERRED || debug) { 3977 Slog.v(TAG, "Found persistent preferred activity:"); 3978 if (ai != null) { 3979 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3980 } else { 3981 Slog.v(TAG, " null"); 3982 } 3983 } 3984 if (ai == null) { 3985 // This previously registered persistent preferred activity 3986 // component is no longer known. Ignore it and do NOT remove it. 3987 continue; 3988 } 3989 for (int j=0; j<N; j++) { 3990 final ResolveInfo ri = query.get(j); 3991 if (!ri.activityInfo.applicationInfo.packageName 3992 .equals(ai.applicationInfo.packageName)) { 3993 continue; 3994 } 3995 if (!ri.activityInfo.name.equals(ai.name)) { 3996 continue; 3997 } 3998 // Found a persistent preference that can handle the intent. 3999 if (DEBUG_PREFERRED || debug) { 4000 Slog.v(TAG, "Returning persistent preferred activity: " + 4001 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4002 } 4003 return ri; 4004 } 4005 } 4006 } 4007 return null; 4008 } 4009 4010 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4011 List<ResolveInfo> query, int priority, boolean always, 4012 boolean removeMatches, boolean debug, int userId) { 4013 if (!sUserManager.exists(userId)) return null; 4014 // writer 4015 synchronized (mPackages) { 4016 if (intent.getSelector() != null) { 4017 intent = intent.getSelector(); 4018 } 4019 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4020 4021 // Try to find a matching persistent preferred activity. 4022 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4023 debug, userId); 4024 4025 // If a persistent preferred activity matched, use it. 4026 if (pri != null) { 4027 return pri; 4028 } 4029 4030 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4031 // Get the list of preferred activities that handle the intent 4032 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4033 List<PreferredActivity> prefs = pir != null 4034 ? pir.queryIntent(intent, resolvedType, 4035 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4036 : null; 4037 if (prefs != null && prefs.size() > 0) { 4038 boolean changed = false; 4039 try { 4040 // First figure out how good the original match set is. 4041 // We will only allow preferred activities that came 4042 // from the same match quality. 4043 int match = 0; 4044 4045 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4046 4047 final int N = query.size(); 4048 for (int j=0; j<N; j++) { 4049 final ResolveInfo ri = query.get(j); 4050 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4051 + ": 0x" + Integer.toHexString(match)); 4052 if (ri.match > match) { 4053 match = ri.match; 4054 } 4055 } 4056 4057 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4058 + Integer.toHexString(match)); 4059 4060 match &= IntentFilter.MATCH_CATEGORY_MASK; 4061 final int M = prefs.size(); 4062 for (int i=0; i<M; i++) { 4063 final PreferredActivity pa = prefs.get(i); 4064 if (DEBUG_PREFERRED || debug) { 4065 Slog.v(TAG, "Checking PreferredActivity ds=" 4066 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4067 + "\n component=" + pa.mPref.mComponent); 4068 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4069 } 4070 if (pa.mPref.mMatch != match) { 4071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4072 + Integer.toHexString(pa.mPref.mMatch)); 4073 continue; 4074 } 4075 // If it's not an "always" type preferred activity and that's what we're 4076 // looking for, skip it. 4077 if (always && !pa.mPref.mAlways) { 4078 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4079 continue; 4080 } 4081 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4082 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4083 if (DEBUG_PREFERRED || debug) { 4084 Slog.v(TAG, "Found preferred activity:"); 4085 if (ai != null) { 4086 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4087 } else { 4088 Slog.v(TAG, " null"); 4089 } 4090 } 4091 if (ai == null) { 4092 // This previously registered preferred activity 4093 // component is no longer known. Most likely an update 4094 // to the app was installed and in the new version this 4095 // component no longer exists. Clean it up by removing 4096 // it from the preferred activities list, and skip it. 4097 Slog.w(TAG, "Removing dangling preferred activity: " 4098 + pa.mPref.mComponent); 4099 pir.removeFilter(pa); 4100 changed = true; 4101 continue; 4102 } 4103 for (int j=0; j<N; j++) { 4104 final ResolveInfo ri = query.get(j); 4105 if (!ri.activityInfo.applicationInfo.packageName 4106 .equals(ai.applicationInfo.packageName)) { 4107 continue; 4108 } 4109 if (!ri.activityInfo.name.equals(ai.name)) { 4110 continue; 4111 } 4112 4113 if (removeMatches) { 4114 pir.removeFilter(pa); 4115 changed = true; 4116 if (DEBUG_PREFERRED) { 4117 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4118 } 4119 break; 4120 } 4121 4122 // Okay we found a previously set preferred or last chosen app. 4123 // If the result set is different from when this 4124 // was created, we need to clear it and re-ask the 4125 // user their preference, if we're looking for an "always" type entry. 4126 if (always && !pa.mPref.sameSet(query)) { 4127 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4128 + intent + " type " + resolvedType); 4129 if (DEBUG_PREFERRED) { 4130 Slog.v(TAG, "Removing preferred activity since set changed " 4131 + pa.mPref.mComponent); 4132 } 4133 pir.removeFilter(pa); 4134 // Re-add the filter as a "last chosen" entry (!always) 4135 PreferredActivity lastChosen = new PreferredActivity( 4136 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4137 pir.addFilter(lastChosen); 4138 changed = true; 4139 return null; 4140 } 4141 4142 // Yay! Either the set matched or we're looking for the last chosen 4143 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4144 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4145 return ri; 4146 } 4147 } 4148 } finally { 4149 if (changed) { 4150 if (DEBUG_PREFERRED) { 4151 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4152 } 4153 scheduleWritePackageRestrictionsLocked(userId); 4154 } 4155 } 4156 } 4157 } 4158 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4159 return null; 4160 } 4161 4162 /* 4163 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4164 */ 4165 @Override 4166 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4167 int targetUserId) { 4168 mContext.enforceCallingOrSelfPermission( 4169 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4170 List<CrossProfileIntentFilter> matches = 4171 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4172 if (matches != null) { 4173 int size = matches.size(); 4174 for (int i = 0; i < size; i++) { 4175 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4176 } 4177 } 4178 if (hasWebURI(intent)) { 4179 // cross-profile app linking works only towards the parent. 4180 final UserInfo parent = getProfileParent(sourceUserId); 4181 synchronized(mPackages) { 4182 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4183 parent.id) != null; 4184 } 4185 } 4186 return false; 4187 } 4188 4189 private UserInfo getProfileParent(int userId) { 4190 final long identity = Binder.clearCallingIdentity(); 4191 try { 4192 return sUserManager.getProfileParent(userId); 4193 } finally { 4194 Binder.restoreCallingIdentity(identity); 4195 } 4196 } 4197 4198 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4199 String resolvedType, int userId) { 4200 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4201 if (resolver != null) { 4202 return resolver.queryIntent(intent, resolvedType, false, userId); 4203 } 4204 return null; 4205 } 4206 4207 @Override 4208 public List<ResolveInfo> queryIntentActivities(Intent intent, 4209 String resolvedType, int flags, int userId) { 4210 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4212 ComponentName comp = intent.getComponent(); 4213 if (comp == null) { 4214 if (intent.getSelector() != null) { 4215 intent = intent.getSelector(); 4216 comp = intent.getComponent(); 4217 } 4218 } 4219 4220 if (comp != null) { 4221 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4222 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4223 if (ai != null) { 4224 final ResolveInfo ri = new ResolveInfo(); 4225 ri.activityInfo = ai; 4226 list.add(ri); 4227 } 4228 return list; 4229 } 4230 4231 // reader 4232 synchronized (mPackages) { 4233 final String pkgName = intent.getPackage(); 4234 if (pkgName == null) { 4235 List<CrossProfileIntentFilter> matchingFilters = 4236 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4237 // Check for results that need to skip the current profile. 4238 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4239 resolvedType, flags, userId); 4240 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4241 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4242 result.add(xpResolveInfo); 4243 return filterIfNotPrimaryUser(result, userId); 4244 } 4245 4246 // Check for results in the current profile. 4247 List<ResolveInfo> result = mActivities.queryIntent( 4248 intent, resolvedType, flags, userId); 4249 4250 // Check for cross profile results. 4251 xpResolveInfo = queryCrossProfileIntents( 4252 matchingFilters, intent, resolvedType, flags, userId); 4253 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4254 result.add(xpResolveInfo); 4255 Collections.sort(result, mResolvePrioritySorter); 4256 } 4257 result = filterIfNotPrimaryUser(result, userId); 4258 if (hasWebURI(intent)) { 4259 CrossProfileDomainInfo xpDomainInfo = null; 4260 final UserInfo parent = getProfileParent(userId); 4261 if (parent != null) { 4262 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4263 flags, userId, parent.id); 4264 } 4265 if (xpDomainInfo != null) { 4266 if (xpResolveInfo != null) { 4267 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4268 // in the result. 4269 result.remove(xpResolveInfo); 4270 } 4271 if (result.size() == 0) { 4272 result.add(xpDomainInfo.resolveInfo); 4273 return result; 4274 } 4275 } else if (result.size() <= 1) { 4276 return result; 4277 } 4278 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4279 xpDomainInfo); 4280 Collections.sort(result, mResolvePrioritySorter); 4281 } 4282 return result; 4283 } 4284 final PackageParser.Package pkg = mPackages.get(pkgName); 4285 if (pkg != null) { 4286 return filterIfNotPrimaryUser( 4287 mActivities.queryIntentForPackage( 4288 intent, resolvedType, flags, pkg.activities, userId), 4289 userId); 4290 } 4291 return new ArrayList<ResolveInfo>(); 4292 } 4293 } 4294 4295 private static class CrossProfileDomainInfo { 4296 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4297 ResolveInfo resolveInfo; 4298 /* Best domain verification status of the activities found in the other profile */ 4299 int bestDomainVerificationStatus; 4300 } 4301 4302 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4303 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4304 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4305 sourceUserId)) { 4306 return null; 4307 } 4308 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4309 resolvedType, flags, parentUserId); 4310 4311 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4312 return null; 4313 } 4314 CrossProfileDomainInfo result = null; 4315 int size = resultTargetUser.size(); 4316 for (int i = 0; i < size; i++) { 4317 ResolveInfo riTargetUser = resultTargetUser.get(i); 4318 // Intent filter verification is only for filters that specify a host. So don't return 4319 // those that handle all web uris. 4320 if (riTargetUser.handleAllWebDataURI) { 4321 continue; 4322 } 4323 String packageName = riTargetUser.activityInfo.packageName; 4324 PackageSetting ps = mSettings.mPackages.get(packageName); 4325 if (ps == null) { 4326 continue; 4327 } 4328 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4329 if (result == null) { 4330 result = new CrossProfileDomainInfo(); 4331 result.resolveInfo = 4332 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4333 result.bestDomainVerificationStatus = status; 4334 } else { 4335 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4336 result.bestDomainVerificationStatus); 4337 } 4338 } 4339 return result; 4340 } 4341 4342 /** 4343 * Verification statuses are ordered from the worse to the best, except for 4344 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4345 */ 4346 private int bestDomainVerificationStatus(int status1, int status2) { 4347 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4348 return status2; 4349 } 4350 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4351 return status1; 4352 } 4353 return (int) MathUtils.max(status1, status2); 4354 } 4355 4356 private boolean isUserEnabled(int userId) { 4357 long callingId = Binder.clearCallingIdentity(); 4358 try { 4359 UserInfo userInfo = sUserManager.getUserInfo(userId); 4360 return userInfo != null && userInfo.isEnabled(); 4361 } finally { 4362 Binder.restoreCallingIdentity(callingId); 4363 } 4364 } 4365 4366 /** 4367 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4368 * 4369 * @return filtered list 4370 */ 4371 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4372 if (userId == UserHandle.USER_OWNER) { 4373 return resolveInfos; 4374 } 4375 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4376 ResolveInfo info = resolveInfos.get(i); 4377 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4378 resolveInfos.remove(i); 4379 } 4380 } 4381 return resolveInfos; 4382 } 4383 4384 private static boolean hasWebURI(Intent intent) { 4385 if (intent.getData() == null) { 4386 return false; 4387 } 4388 final String scheme = intent.getScheme(); 4389 if (TextUtils.isEmpty(scheme)) { 4390 return false; 4391 } 4392 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4393 } 4394 4395 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4396 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4397 if (DEBUG_PREFERRED) { 4398 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4399 candidates.size()); 4400 } 4401 4402 final int userId = UserHandle.getCallingUserId(); 4403 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4404 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4405 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4406 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4407 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4408 4409 synchronized (mPackages) { 4410 final int count = candidates.size(); 4411 // First, try to use the domain prefered App. Partition the candidates into four lists: 4412 // one for the final results, one for the "do not use ever", one for "undefined status" 4413 // and finally one for "Browser App type". 4414 for (int n=0; n<count; n++) { 4415 ResolveInfo info = candidates.get(n); 4416 String packageName = info.activityInfo.packageName; 4417 PackageSetting ps = mSettings.mPackages.get(packageName); 4418 if (ps != null) { 4419 // Add to the special match all list (Browser use case) 4420 if (info.handleAllWebDataURI) { 4421 matchAllList.add(info); 4422 continue; 4423 } 4424 // Try to get the status from User settings first 4425 int status = getDomainVerificationStatusLPr(ps, userId); 4426 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4427 alwaysList.add(info); 4428 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4429 neverList.add(info); 4430 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4431 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4432 undefinedList.add(info); 4433 } 4434 } 4435 } 4436 // First try to add the "always" resolution for the current user if there is any 4437 if (alwaysList.size() > 0) { 4438 result.addAll(alwaysList); 4439 // if there is an "always" for the parent user, add it. 4440 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4441 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4442 result.add(xpDomainInfo.resolveInfo); 4443 } else { 4444 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4445 result.addAll(undefinedList); 4446 if (xpDomainInfo != null && ( 4447 xpDomainInfo.bestDomainVerificationStatus 4448 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4449 || xpDomainInfo.bestDomainVerificationStatus 4450 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4451 result.add(xpDomainInfo.resolveInfo); 4452 } 4453 // Also add Browsers (all of them or only the default one) 4454 if ((flags & MATCH_ALL) != 0) { 4455 result.addAll(matchAllList); 4456 } else { 4457 // Try to add the Default Browser if we can 4458 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4459 UserHandle.myUserId()); 4460 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4461 boolean defaultBrowserFound = false; 4462 final int browserCount = matchAllList.size(); 4463 for (int n=0; n<browserCount; n++) { 4464 ResolveInfo browser = matchAllList.get(n); 4465 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4466 result.add(browser); 4467 defaultBrowserFound = true; 4468 break; 4469 } 4470 } 4471 if (!defaultBrowserFound) { 4472 result.addAll(matchAllList); 4473 } 4474 } else { 4475 result.addAll(matchAllList); 4476 } 4477 } 4478 4479 // If there is nothing selected, add all candidates and remove the ones that the User 4480 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4481 if (result.size() == 0) { 4482 result.addAll(candidates); 4483 result.removeAll(neverList); 4484 } 4485 } 4486 } 4487 if (DEBUG_PREFERRED) { 4488 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4489 result.size()); 4490 } 4491 return result; 4492 } 4493 4494 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4495 int status = ps.getDomainVerificationStatusForUser(userId); 4496 // if none available, get the master status 4497 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4498 if (ps.getIntentFilterVerificationInfo() != null) { 4499 status = ps.getIntentFilterVerificationInfo().getStatus(); 4500 } 4501 } 4502 return status; 4503 } 4504 4505 private ResolveInfo querySkipCurrentProfileIntents( 4506 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4507 int flags, int sourceUserId) { 4508 if (matchingFilters != null) { 4509 int size = matchingFilters.size(); 4510 for (int i = 0; i < size; i ++) { 4511 CrossProfileIntentFilter filter = matchingFilters.get(i); 4512 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4513 // Checking if there are activities in the target user that can handle the 4514 // intent. 4515 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4516 flags, sourceUserId); 4517 if (resolveInfo != null) { 4518 return resolveInfo; 4519 } 4520 } 4521 } 4522 } 4523 return null; 4524 } 4525 4526 // Return matching ResolveInfo if any for skip current profile intent filters. 4527 private ResolveInfo queryCrossProfileIntents( 4528 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4529 int flags, int sourceUserId) { 4530 if (matchingFilters != null) { 4531 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4532 // match the same intent. For performance reasons, it is better not to 4533 // run queryIntent twice for the same userId 4534 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4535 int size = matchingFilters.size(); 4536 for (int i = 0; i < size; i++) { 4537 CrossProfileIntentFilter filter = matchingFilters.get(i); 4538 int targetUserId = filter.getTargetUserId(); 4539 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4540 && !alreadyTriedUserIds.get(targetUserId)) { 4541 // Checking if there are activities in the target user that can handle the 4542 // intent. 4543 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4544 flags, sourceUserId); 4545 if (resolveInfo != null) return resolveInfo; 4546 alreadyTriedUserIds.put(targetUserId, true); 4547 } 4548 } 4549 } 4550 return null; 4551 } 4552 4553 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4554 String resolvedType, int flags, int sourceUserId) { 4555 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4556 resolvedType, flags, filter.getTargetUserId()); 4557 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4558 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4559 } 4560 return null; 4561 } 4562 4563 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4564 int sourceUserId, int targetUserId) { 4565 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4566 String className; 4567 if (targetUserId == UserHandle.USER_OWNER) { 4568 className = FORWARD_INTENT_TO_USER_OWNER; 4569 } else { 4570 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4571 } 4572 ComponentName forwardingActivityComponentName = new ComponentName( 4573 mAndroidApplication.packageName, className); 4574 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4575 sourceUserId); 4576 if (targetUserId == UserHandle.USER_OWNER) { 4577 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4578 forwardingResolveInfo.noResourceId = true; 4579 } 4580 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4581 forwardingResolveInfo.priority = 0; 4582 forwardingResolveInfo.preferredOrder = 0; 4583 forwardingResolveInfo.match = 0; 4584 forwardingResolveInfo.isDefault = true; 4585 forwardingResolveInfo.filter = filter; 4586 forwardingResolveInfo.targetUserId = targetUserId; 4587 return forwardingResolveInfo; 4588 } 4589 4590 @Override 4591 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4592 Intent[] specifics, String[] specificTypes, Intent intent, 4593 String resolvedType, int flags, int userId) { 4594 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4595 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4596 false, "query intent activity options"); 4597 final String resultsAction = intent.getAction(); 4598 4599 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4600 | PackageManager.GET_RESOLVED_FILTER, userId); 4601 4602 if (DEBUG_INTENT_MATCHING) { 4603 Log.v(TAG, "Query " + intent + ": " + results); 4604 } 4605 4606 int specificsPos = 0; 4607 int N; 4608 4609 // todo: note that the algorithm used here is O(N^2). This 4610 // isn't a problem in our current environment, but if we start running 4611 // into situations where we have more than 5 or 10 matches then this 4612 // should probably be changed to something smarter... 4613 4614 // First we go through and resolve each of the specific items 4615 // that were supplied, taking care of removing any corresponding 4616 // duplicate items in the generic resolve list. 4617 if (specifics != null) { 4618 for (int i=0; i<specifics.length; i++) { 4619 final Intent sintent = specifics[i]; 4620 if (sintent == null) { 4621 continue; 4622 } 4623 4624 if (DEBUG_INTENT_MATCHING) { 4625 Log.v(TAG, "Specific #" + i + ": " + sintent); 4626 } 4627 4628 String action = sintent.getAction(); 4629 if (resultsAction != null && resultsAction.equals(action)) { 4630 // If this action was explicitly requested, then don't 4631 // remove things that have it. 4632 action = null; 4633 } 4634 4635 ResolveInfo ri = null; 4636 ActivityInfo ai = null; 4637 4638 ComponentName comp = sintent.getComponent(); 4639 if (comp == null) { 4640 ri = resolveIntent( 4641 sintent, 4642 specificTypes != null ? specificTypes[i] : null, 4643 flags, userId); 4644 if (ri == null) { 4645 continue; 4646 } 4647 if (ri == mResolveInfo) { 4648 // ACK! Must do something better with this. 4649 } 4650 ai = ri.activityInfo; 4651 comp = new ComponentName(ai.applicationInfo.packageName, 4652 ai.name); 4653 } else { 4654 ai = getActivityInfo(comp, flags, userId); 4655 if (ai == null) { 4656 continue; 4657 } 4658 } 4659 4660 // Look for any generic query activities that are duplicates 4661 // of this specific one, and remove them from the results. 4662 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4663 N = results.size(); 4664 int j; 4665 for (j=specificsPos; j<N; j++) { 4666 ResolveInfo sri = results.get(j); 4667 if ((sri.activityInfo.name.equals(comp.getClassName()) 4668 && sri.activityInfo.applicationInfo.packageName.equals( 4669 comp.getPackageName())) 4670 || (action != null && sri.filter.matchAction(action))) { 4671 results.remove(j); 4672 if (DEBUG_INTENT_MATCHING) Log.v( 4673 TAG, "Removing duplicate item from " + j 4674 + " due to specific " + specificsPos); 4675 if (ri == null) { 4676 ri = sri; 4677 } 4678 j--; 4679 N--; 4680 } 4681 } 4682 4683 // Add this specific item to its proper place. 4684 if (ri == null) { 4685 ri = new ResolveInfo(); 4686 ri.activityInfo = ai; 4687 } 4688 results.add(specificsPos, ri); 4689 ri.specificIndex = i; 4690 specificsPos++; 4691 } 4692 } 4693 4694 // Now we go through the remaining generic results and remove any 4695 // duplicate actions that are found here. 4696 N = results.size(); 4697 for (int i=specificsPos; i<N-1; i++) { 4698 final ResolveInfo rii = results.get(i); 4699 if (rii.filter == null) { 4700 continue; 4701 } 4702 4703 // Iterate over all of the actions of this result's intent 4704 // filter... typically this should be just one. 4705 final Iterator<String> it = rii.filter.actionsIterator(); 4706 if (it == null) { 4707 continue; 4708 } 4709 while (it.hasNext()) { 4710 final String action = it.next(); 4711 if (resultsAction != null && resultsAction.equals(action)) { 4712 // If this action was explicitly requested, then don't 4713 // remove things that have it. 4714 continue; 4715 } 4716 for (int j=i+1; j<N; j++) { 4717 final ResolveInfo rij = results.get(j); 4718 if (rij.filter != null && rij.filter.hasAction(action)) { 4719 results.remove(j); 4720 if (DEBUG_INTENT_MATCHING) Log.v( 4721 TAG, "Removing duplicate item from " + j 4722 + " due to action " + action + " at " + i); 4723 j--; 4724 N--; 4725 } 4726 } 4727 } 4728 4729 // If the caller didn't request filter information, drop it now 4730 // so we don't have to marshall/unmarshall it. 4731 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4732 rii.filter = null; 4733 } 4734 } 4735 4736 // Filter out the caller activity if so requested. 4737 if (caller != null) { 4738 N = results.size(); 4739 for (int i=0; i<N; i++) { 4740 ActivityInfo ainfo = results.get(i).activityInfo; 4741 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4742 && caller.getClassName().equals(ainfo.name)) { 4743 results.remove(i); 4744 break; 4745 } 4746 } 4747 } 4748 4749 // If the caller didn't request filter information, 4750 // drop them now so we don't have to 4751 // marshall/unmarshall it. 4752 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4753 N = results.size(); 4754 for (int i=0; i<N; i++) { 4755 results.get(i).filter = null; 4756 } 4757 } 4758 4759 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4760 return results; 4761 } 4762 4763 @Override 4764 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4765 int userId) { 4766 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4767 ComponentName comp = intent.getComponent(); 4768 if (comp == null) { 4769 if (intent.getSelector() != null) { 4770 intent = intent.getSelector(); 4771 comp = intent.getComponent(); 4772 } 4773 } 4774 if (comp != null) { 4775 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4776 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4777 if (ai != null) { 4778 ResolveInfo ri = new ResolveInfo(); 4779 ri.activityInfo = ai; 4780 list.add(ri); 4781 } 4782 return list; 4783 } 4784 4785 // reader 4786 synchronized (mPackages) { 4787 String pkgName = intent.getPackage(); 4788 if (pkgName == null) { 4789 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4790 } 4791 final PackageParser.Package pkg = mPackages.get(pkgName); 4792 if (pkg != null) { 4793 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4794 userId); 4795 } 4796 return null; 4797 } 4798 } 4799 4800 @Override 4801 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4802 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4803 if (!sUserManager.exists(userId)) return null; 4804 if (query != null) { 4805 if (query.size() >= 1) { 4806 // If there is more than one service with the same priority, 4807 // just arbitrarily pick the first one. 4808 return query.get(0); 4809 } 4810 } 4811 return null; 4812 } 4813 4814 @Override 4815 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4816 int userId) { 4817 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4818 ComponentName comp = intent.getComponent(); 4819 if (comp == null) { 4820 if (intent.getSelector() != null) { 4821 intent = intent.getSelector(); 4822 comp = intent.getComponent(); 4823 } 4824 } 4825 if (comp != null) { 4826 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4827 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4828 if (si != null) { 4829 final ResolveInfo ri = new ResolveInfo(); 4830 ri.serviceInfo = si; 4831 list.add(ri); 4832 } 4833 return list; 4834 } 4835 4836 // reader 4837 synchronized (mPackages) { 4838 String pkgName = intent.getPackage(); 4839 if (pkgName == null) { 4840 return mServices.queryIntent(intent, resolvedType, flags, userId); 4841 } 4842 final PackageParser.Package pkg = mPackages.get(pkgName); 4843 if (pkg != null) { 4844 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4845 userId); 4846 } 4847 return null; 4848 } 4849 } 4850 4851 @Override 4852 public List<ResolveInfo> queryIntentContentProviders( 4853 Intent intent, String resolvedType, int flags, int userId) { 4854 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4855 ComponentName comp = intent.getComponent(); 4856 if (comp == null) { 4857 if (intent.getSelector() != null) { 4858 intent = intent.getSelector(); 4859 comp = intent.getComponent(); 4860 } 4861 } 4862 if (comp != null) { 4863 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4864 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4865 if (pi != null) { 4866 final ResolveInfo ri = new ResolveInfo(); 4867 ri.providerInfo = pi; 4868 list.add(ri); 4869 } 4870 return list; 4871 } 4872 4873 // reader 4874 synchronized (mPackages) { 4875 String pkgName = intent.getPackage(); 4876 if (pkgName == null) { 4877 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4878 } 4879 final PackageParser.Package pkg = mPackages.get(pkgName); 4880 if (pkg != null) { 4881 return mProviders.queryIntentForPackage( 4882 intent, resolvedType, flags, pkg.providers, userId); 4883 } 4884 return null; 4885 } 4886 } 4887 4888 @Override 4889 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4890 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4891 4892 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4893 4894 // writer 4895 synchronized (mPackages) { 4896 ArrayList<PackageInfo> list; 4897 if (listUninstalled) { 4898 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4899 for (PackageSetting ps : mSettings.mPackages.values()) { 4900 PackageInfo pi; 4901 if (ps.pkg != null) { 4902 pi = generatePackageInfo(ps.pkg, flags, userId); 4903 } else { 4904 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4905 } 4906 if (pi != null) { 4907 list.add(pi); 4908 } 4909 } 4910 } else { 4911 list = new ArrayList<PackageInfo>(mPackages.size()); 4912 for (PackageParser.Package p : mPackages.values()) { 4913 PackageInfo pi = generatePackageInfo(p, flags, userId); 4914 if (pi != null) { 4915 list.add(pi); 4916 } 4917 } 4918 } 4919 4920 return new ParceledListSlice<PackageInfo>(list); 4921 } 4922 } 4923 4924 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4925 String[] permissions, boolean[] tmp, int flags, int userId) { 4926 int numMatch = 0; 4927 final PermissionsState permissionsState = ps.getPermissionsState(); 4928 for (int i=0; i<permissions.length; i++) { 4929 final String permission = permissions[i]; 4930 if (permissionsState.hasPermission(permission, userId)) { 4931 tmp[i] = true; 4932 numMatch++; 4933 } else { 4934 tmp[i] = false; 4935 } 4936 } 4937 if (numMatch == 0) { 4938 return; 4939 } 4940 PackageInfo pi; 4941 if (ps.pkg != null) { 4942 pi = generatePackageInfo(ps.pkg, flags, userId); 4943 } else { 4944 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4945 } 4946 // The above might return null in cases of uninstalled apps or install-state 4947 // skew across users/profiles. 4948 if (pi != null) { 4949 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4950 if (numMatch == permissions.length) { 4951 pi.requestedPermissions = permissions; 4952 } else { 4953 pi.requestedPermissions = new String[numMatch]; 4954 numMatch = 0; 4955 for (int i=0; i<permissions.length; i++) { 4956 if (tmp[i]) { 4957 pi.requestedPermissions[numMatch] = permissions[i]; 4958 numMatch++; 4959 } 4960 } 4961 } 4962 } 4963 list.add(pi); 4964 } 4965 } 4966 4967 @Override 4968 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4969 String[] permissions, int flags, int userId) { 4970 if (!sUserManager.exists(userId)) return null; 4971 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4972 4973 // writer 4974 synchronized (mPackages) { 4975 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4976 boolean[] tmpBools = new boolean[permissions.length]; 4977 if (listUninstalled) { 4978 for (PackageSetting ps : mSettings.mPackages.values()) { 4979 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4980 } 4981 } else { 4982 for (PackageParser.Package pkg : mPackages.values()) { 4983 PackageSetting ps = (PackageSetting)pkg.mExtras; 4984 if (ps != null) { 4985 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4986 userId); 4987 } 4988 } 4989 } 4990 4991 return new ParceledListSlice<PackageInfo>(list); 4992 } 4993 } 4994 4995 @Override 4996 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4997 if (!sUserManager.exists(userId)) return null; 4998 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4999 5000 // writer 5001 synchronized (mPackages) { 5002 ArrayList<ApplicationInfo> list; 5003 if (listUninstalled) { 5004 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5005 for (PackageSetting ps : mSettings.mPackages.values()) { 5006 ApplicationInfo ai; 5007 if (ps.pkg != null) { 5008 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5009 ps.readUserState(userId), userId); 5010 } else { 5011 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5012 } 5013 if (ai != null) { 5014 list.add(ai); 5015 } 5016 } 5017 } else { 5018 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5019 for (PackageParser.Package p : mPackages.values()) { 5020 if (p.mExtras != null) { 5021 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5022 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5023 if (ai != null) { 5024 list.add(ai); 5025 } 5026 } 5027 } 5028 } 5029 5030 return new ParceledListSlice<ApplicationInfo>(list); 5031 } 5032 } 5033 5034 public List<ApplicationInfo> getPersistentApplications(int flags) { 5035 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5036 5037 // reader 5038 synchronized (mPackages) { 5039 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5040 final int userId = UserHandle.getCallingUserId(); 5041 while (i.hasNext()) { 5042 final PackageParser.Package p = i.next(); 5043 if (p.applicationInfo != null 5044 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5045 && (!mSafeMode || isSystemApp(p))) { 5046 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5047 if (ps != null) { 5048 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5049 ps.readUserState(userId), userId); 5050 if (ai != null) { 5051 finalList.add(ai); 5052 } 5053 } 5054 } 5055 } 5056 } 5057 5058 return finalList; 5059 } 5060 5061 @Override 5062 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5063 if (!sUserManager.exists(userId)) return null; 5064 // reader 5065 synchronized (mPackages) { 5066 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5067 PackageSetting ps = provider != null 5068 ? mSettings.mPackages.get(provider.owner.packageName) 5069 : null; 5070 return ps != null 5071 && mSettings.isEnabledLPr(provider.info, flags, userId) 5072 && (!mSafeMode || (provider.info.applicationInfo.flags 5073 &ApplicationInfo.FLAG_SYSTEM) != 0) 5074 ? PackageParser.generateProviderInfo(provider, flags, 5075 ps.readUserState(userId), userId) 5076 : null; 5077 } 5078 } 5079 5080 /** 5081 * @deprecated 5082 */ 5083 @Deprecated 5084 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5085 // reader 5086 synchronized (mPackages) { 5087 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5088 .entrySet().iterator(); 5089 final int userId = UserHandle.getCallingUserId(); 5090 while (i.hasNext()) { 5091 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5092 PackageParser.Provider p = entry.getValue(); 5093 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5094 5095 if (ps != null && p.syncable 5096 && (!mSafeMode || (p.info.applicationInfo.flags 5097 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5098 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5099 ps.readUserState(userId), userId); 5100 if (info != null) { 5101 outNames.add(entry.getKey()); 5102 outInfo.add(info); 5103 } 5104 } 5105 } 5106 } 5107 } 5108 5109 @Override 5110 public List<ProviderInfo> queryContentProviders(String processName, 5111 int uid, int flags) { 5112 ArrayList<ProviderInfo> finalList = null; 5113 // reader 5114 synchronized (mPackages) { 5115 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5116 final int userId = processName != null ? 5117 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5118 while (i.hasNext()) { 5119 final PackageParser.Provider p = i.next(); 5120 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5121 if (ps != null && p.info.authority != null 5122 && (processName == null 5123 || (p.info.processName.equals(processName) 5124 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5125 && mSettings.isEnabledLPr(p.info, flags, userId) 5126 && (!mSafeMode 5127 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5128 if (finalList == null) { 5129 finalList = new ArrayList<ProviderInfo>(3); 5130 } 5131 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5132 ps.readUserState(userId), userId); 5133 if (info != null) { 5134 finalList.add(info); 5135 } 5136 } 5137 } 5138 } 5139 5140 if (finalList != null) { 5141 Collections.sort(finalList, mProviderInitOrderSorter); 5142 } 5143 5144 return finalList; 5145 } 5146 5147 @Override 5148 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5149 int flags) { 5150 // reader 5151 synchronized (mPackages) { 5152 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5153 return PackageParser.generateInstrumentationInfo(i, flags); 5154 } 5155 } 5156 5157 @Override 5158 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5159 int flags) { 5160 ArrayList<InstrumentationInfo> finalList = 5161 new ArrayList<InstrumentationInfo>(); 5162 5163 // reader 5164 synchronized (mPackages) { 5165 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5166 while (i.hasNext()) { 5167 final PackageParser.Instrumentation p = i.next(); 5168 if (targetPackage == null 5169 || targetPackage.equals(p.info.targetPackage)) { 5170 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5171 flags); 5172 if (ii != null) { 5173 finalList.add(ii); 5174 } 5175 } 5176 } 5177 } 5178 5179 return finalList; 5180 } 5181 5182 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5183 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5184 if (overlays == null) { 5185 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5186 return; 5187 } 5188 for (PackageParser.Package opkg : overlays.values()) { 5189 // Not much to do if idmap fails: we already logged the error 5190 // and we certainly don't want to abort installation of pkg simply 5191 // because an overlay didn't fit properly. For these reasons, 5192 // ignore the return value of createIdmapForPackagePairLI. 5193 createIdmapForPackagePairLI(pkg, opkg); 5194 } 5195 } 5196 5197 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5198 PackageParser.Package opkg) { 5199 if (!opkg.mTrustedOverlay) { 5200 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5201 opkg.baseCodePath + ": overlay not trusted"); 5202 return false; 5203 } 5204 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5205 if (overlaySet == null) { 5206 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5207 opkg.baseCodePath + " but target package has no known overlays"); 5208 return false; 5209 } 5210 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5211 // TODO: generate idmap for split APKs 5212 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5213 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5214 + opkg.baseCodePath); 5215 return false; 5216 } 5217 PackageParser.Package[] overlayArray = 5218 overlaySet.values().toArray(new PackageParser.Package[0]); 5219 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5220 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5221 return p1.mOverlayPriority - p2.mOverlayPriority; 5222 } 5223 }; 5224 Arrays.sort(overlayArray, cmp); 5225 5226 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5227 int i = 0; 5228 for (PackageParser.Package p : overlayArray) { 5229 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5230 } 5231 return true; 5232 } 5233 5234 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5235 final File[] files = dir.listFiles(); 5236 if (ArrayUtils.isEmpty(files)) { 5237 Log.d(TAG, "No files in app dir " + dir); 5238 return; 5239 } 5240 5241 if (DEBUG_PACKAGE_SCANNING) { 5242 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5243 + " flags=0x" + Integer.toHexString(parseFlags)); 5244 } 5245 5246 for (File file : files) { 5247 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5248 && !PackageInstallerService.isStageName(file.getName()); 5249 if (!isPackage) { 5250 // Ignore entries which are not packages 5251 continue; 5252 } 5253 try { 5254 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5255 scanFlags, currentTime, null); 5256 } catch (PackageManagerException e) { 5257 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5258 5259 // Delete invalid userdata apps 5260 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5261 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5262 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5263 if (file.isDirectory()) { 5264 mInstaller.rmPackageDir(file.getAbsolutePath()); 5265 } else { 5266 file.delete(); 5267 } 5268 } 5269 } 5270 } 5271 } 5272 5273 private static File getSettingsProblemFile() { 5274 File dataDir = Environment.getDataDirectory(); 5275 File systemDir = new File(dataDir, "system"); 5276 File fname = new File(systemDir, "uiderrors.txt"); 5277 return fname; 5278 } 5279 5280 static void reportSettingsProblem(int priority, String msg) { 5281 logCriticalInfo(priority, msg); 5282 } 5283 5284 static void logCriticalInfo(int priority, String msg) { 5285 Slog.println(priority, TAG, msg); 5286 EventLogTags.writePmCriticalInfo(msg); 5287 try { 5288 File fname = getSettingsProblemFile(); 5289 FileOutputStream out = new FileOutputStream(fname, true); 5290 PrintWriter pw = new FastPrintWriter(out); 5291 SimpleDateFormat formatter = new SimpleDateFormat(); 5292 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5293 pw.println(dateString + ": " + msg); 5294 pw.close(); 5295 FileUtils.setPermissions( 5296 fname.toString(), 5297 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5298 -1, -1); 5299 } catch (java.io.IOException e) { 5300 } 5301 } 5302 5303 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5304 PackageParser.Package pkg, File srcFile, int parseFlags) 5305 throws PackageManagerException { 5306 if (ps != null 5307 && ps.codePath.equals(srcFile) 5308 && ps.timeStamp == srcFile.lastModified() 5309 && !isCompatSignatureUpdateNeeded(pkg) 5310 && !isRecoverSignatureUpdateNeeded(pkg)) { 5311 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5312 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5313 ArraySet<PublicKey> signingKs; 5314 synchronized (mPackages) { 5315 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5316 } 5317 if (ps.signatures.mSignatures != null 5318 && ps.signatures.mSignatures.length != 0 5319 && signingKs != null) { 5320 // Optimization: reuse the existing cached certificates 5321 // if the package appears to be unchanged. 5322 pkg.mSignatures = ps.signatures.mSignatures; 5323 pkg.mSigningKeys = signingKs; 5324 return; 5325 } 5326 5327 Slog.w(TAG, "PackageSetting for " + ps.name 5328 + " is missing signatures. Collecting certs again to recover them."); 5329 } else { 5330 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5331 } 5332 5333 try { 5334 pp.collectCertificates(pkg, parseFlags); 5335 pp.collectManifestDigest(pkg); 5336 } catch (PackageParserException e) { 5337 throw PackageManagerException.from(e); 5338 } 5339 } 5340 5341 /* 5342 * Scan a package and return the newly parsed package. 5343 * Returns null in case of errors and the error code is stored in mLastScanError 5344 */ 5345 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5346 long currentTime, UserHandle user) throws PackageManagerException { 5347 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5348 parseFlags |= mDefParseFlags; 5349 PackageParser pp = new PackageParser(); 5350 pp.setSeparateProcesses(mSeparateProcesses); 5351 pp.setOnlyCoreApps(mOnlyCore); 5352 pp.setDisplayMetrics(mMetrics); 5353 5354 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5355 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5356 } 5357 5358 final PackageParser.Package pkg; 5359 try { 5360 pkg = pp.parsePackage(scanFile, parseFlags); 5361 } catch (PackageParserException e) { 5362 throw PackageManagerException.from(e); 5363 } 5364 5365 PackageSetting ps = null; 5366 PackageSetting updatedPkg; 5367 // reader 5368 synchronized (mPackages) { 5369 // Look to see if we already know about this package. 5370 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5371 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5372 // This package has been renamed to its original name. Let's 5373 // use that. 5374 ps = mSettings.peekPackageLPr(oldName); 5375 } 5376 // If there was no original package, see one for the real package name. 5377 if (ps == null) { 5378 ps = mSettings.peekPackageLPr(pkg.packageName); 5379 } 5380 // Check to see if this package could be hiding/updating a system 5381 // package. Must look for it either under the original or real 5382 // package name depending on our state. 5383 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5384 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5385 } 5386 boolean updatedPkgBetter = false; 5387 // First check if this is a system package that may involve an update 5388 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5389 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5390 // it needs to drop FLAG_PRIVILEGED. 5391 if (locationIsPrivileged(scanFile)) { 5392 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5393 } else { 5394 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5395 } 5396 5397 if (ps != null && !ps.codePath.equals(scanFile)) { 5398 // The path has changed from what was last scanned... check the 5399 // version of the new path against what we have stored to determine 5400 // what to do. 5401 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5402 if (pkg.mVersionCode <= ps.versionCode) { 5403 // The system package has been updated and the code path does not match 5404 // Ignore entry. Skip it. 5405 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5406 + " ignored: updated version " + ps.versionCode 5407 + " better than this " + pkg.mVersionCode); 5408 if (!updatedPkg.codePath.equals(scanFile)) { 5409 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5410 + ps.name + " changing from " + updatedPkg.codePathString 5411 + " to " + scanFile); 5412 updatedPkg.codePath = scanFile; 5413 updatedPkg.codePathString = scanFile.toString(); 5414 updatedPkg.resourcePath = scanFile; 5415 updatedPkg.resourcePathString = scanFile.toString(); 5416 } 5417 updatedPkg.pkg = pkg; 5418 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5419 } else { 5420 // The current app on the system partition is better than 5421 // what we have updated to on the data partition; switch 5422 // back to the system partition version. 5423 // At this point, its safely assumed that package installation for 5424 // apps in system partition will go through. If not there won't be a working 5425 // version of the app 5426 // writer 5427 synchronized (mPackages) { 5428 // Just remove the loaded entries from package lists. 5429 mPackages.remove(ps.name); 5430 } 5431 5432 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5433 + " reverting from " + ps.codePathString 5434 + ": new version " + pkg.mVersionCode 5435 + " better than installed " + ps.versionCode); 5436 5437 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5438 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5439 synchronized (mInstallLock) { 5440 args.cleanUpResourcesLI(); 5441 } 5442 synchronized (mPackages) { 5443 mSettings.enableSystemPackageLPw(ps.name); 5444 } 5445 updatedPkgBetter = true; 5446 } 5447 } 5448 } 5449 5450 if (updatedPkg != null) { 5451 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5452 // initially 5453 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5454 5455 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5456 // flag set initially 5457 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5458 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5459 } 5460 } 5461 5462 // Verify certificates against what was last scanned 5463 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5464 5465 /* 5466 * A new system app appeared, but we already had a non-system one of the 5467 * same name installed earlier. 5468 */ 5469 boolean shouldHideSystemApp = false; 5470 if (updatedPkg == null && ps != null 5471 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5472 /* 5473 * Check to make sure the signatures match first. If they don't, 5474 * wipe the installed application and its data. 5475 */ 5476 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5477 != PackageManager.SIGNATURE_MATCH) { 5478 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5479 + " signatures don't match existing userdata copy; removing"); 5480 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5481 ps = null; 5482 } else { 5483 /* 5484 * If the newly-added system app is an older version than the 5485 * already installed version, hide it. It will be scanned later 5486 * and re-added like an update. 5487 */ 5488 if (pkg.mVersionCode <= ps.versionCode) { 5489 shouldHideSystemApp = true; 5490 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5491 + " but new version " + pkg.mVersionCode + " better than installed " 5492 + ps.versionCode + "; hiding system"); 5493 } else { 5494 /* 5495 * The newly found system app is a newer version that the 5496 * one previously installed. Simply remove the 5497 * already-installed application and replace it with our own 5498 * while keeping the application data. 5499 */ 5500 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5501 + " reverting from " + ps.codePathString + ": new version " 5502 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5503 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5504 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5505 synchronized (mInstallLock) { 5506 args.cleanUpResourcesLI(); 5507 } 5508 } 5509 } 5510 } 5511 5512 // The apk is forward locked (not public) if its code and resources 5513 // are kept in different files. (except for app in either system or 5514 // vendor path). 5515 // TODO grab this value from PackageSettings 5516 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5517 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5518 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5519 } 5520 } 5521 5522 // TODO: extend to support forward-locked splits 5523 String resourcePath = null; 5524 String baseResourcePath = null; 5525 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5526 if (ps != null && ps.resourcePathString != null) { 5527 resourcePath = ps.resourcePathString; 5528 baseResourcePath = ps.resourcePathString; 5529 } else { 5530 // Should not happen at all. Just log an error. 5531 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5532 } 5533 } else { 5534 resourcePath = pkg.codePath; 5535 baseResourcePath = pkg.baseCodePath; 5536 } 5537 5538 // Set application objects path explicitly. 5539 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5540 pkg.applicationInfo.setCodePath(pkg.codePath); 5541 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5542 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5543 pkg.applicationInfo.setResourcePath(resourcePath); 5544 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5545 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5546 5547 // Note that we invoke the following method only if we are about to unpack an application 5548 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5549 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5550 5551 /* 5552 * If the system app should be overridden by a previously installed 5553 * data, hide the system app now and let the /data/app scan pick it up 5554 * again. 5555 */ 5556 if (shouldHideSystemApp) { 5557 synchronized (mPackages) { 5558 /* 5559 * We have to grant systems permissions before we hide, because 5560 * grantPermissions will assume the package update is trying to 5561 * expand its permissions. 5562 */ 5563 grantPermissionsLPw(pkg, true, pkg.packageName); 5564 mSettings.disableSystemPackageLPw(pkg.packageName); 5565 } 5566 } 5567 5568 return scannedPkg; 5569 } 5570 5571 private static String fixProcessName(String defProcessName, 5572 String processName, int uid) { 5573 if (processName == null) { 5574 return defProcessName; 5575 } 5576 return processName; 5577 } 5578 5579 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5580 throws PackageManagerException { 5581 if (pkgSetting.signatures.mSignatures != null) { 5582 // Already existing package. Make sure signatures match 5583 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5584 == PackageManager.SIGNATURE_MATCH; 5585 if (!match) { 5586 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5587 == PackageManager.SIGNATURE_MATCH; 5588 } 5589 if (!match) { 5590 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5591 == PackageManager.SIGNATURE_MATCH; 5592 } 5593 if (!match) { 5594 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5595 + pkg.packageName + " signatures do not match the " 5596 + "previously installed version; ignoring!"); 5597 } 5598 } 5599 5600 // Check for shared user signatures 5601 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5602 // Already existing package. Make sure signatures match 5603 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5604 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5605 if (!match) { 5606 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5607 == PackageManager.SIGNATURE_MATCH; 5608 } 5609 if (!match) { 5610 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5611 == PackageManager.SIGNATURE_MATCH; 5612 } 5613 if (!match) { 5614 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5615 "Package " + pkg.packageName 5616 + " has no signatures that match those in shared user " 5617 + pkgSetting.sharedUser.name + "; ignoring!"); 5618 } 5619 } 5620 } 5621 5622 /** 5623 * Enforces that only the system UID or root's UID can call a method exposed 5624 * via Binder. 5625 * 5626 * @param message used as message if SecurityException is thrown 5627 * @throws SecurityException if the caller is not system or root 5628 */ 5629 private static final void enforceSystemOrRoot(String message) { 5630 final int uid = Binder.getCallingUid(); 5631 if (uid != Process.SYSTEM_UID && uid != 0) { 5632 throw new SecurityException(message); 5633 } 5634 } 5635 5636 @Override 5637 public void performBootDexOpt() { 5638 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5639 5640 // Before everything else, see whether we need to fstrim. 5641 try { 5642 IMountService ms = PackageHelper.getMountService(); 5643 if (ms != null) { 5644 final boolean isUpgrade = isUpgrade(); 5645 boolean doTrim = isUpgrade; 5646 if (doTrim) { 5647 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5648 } else { 5649 final long interval = android.provider.Settings.Global.getLong( 5650 mContext.getContentResolver(), 5651 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5652 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5653 if (interval > 0) { 5654 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5655 if (timeSinceLast > interval) { 5656 doTrim = true; 5657 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5658 + "; running immediately"); 5659 } 5660 } 5661 } 5662 if (doTrim) { 5663 if (!isFirstBoot()) { 5664 try { 5665 ActivityManagerNative.getDefault().showBootMessage( 5666 mContext.getResources().getString( 5667 R.string.android_upgrading_fstrim), true); 5668 } catch (RemoteException e) { 5669 } 5670 } 5671 ms.runMaintenance(); 5672 } 5673 } else { 5674 Slog.e(TAG, "Mount service unavailable!"); 5675 } 5676 } catch (RemoteException e) { 5677 // Can't happen; MountService is local 5678 } 5679 5680 final ArraySet<PackageParser.Package> pkgs; 5681 synchronized (mPackages) { 5682 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5683 } 5684 5685 if (pkgs != null) { 5686 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5687 // in case the device runs out of space. 5688 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5689 // Give priority to core apps. 5690 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5691 PackageParser.Package pkg = it.next(); 5692 if (pkg.coreApp) { 5693 if (DEBUG_DEXOPT) { 5694 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5695 } 5696 sortedPkgs.add(pkg); 5697 it.remove(); 5698 } 5699 } 5700 // Give priority to system apps that listen for pre boot complete. 5701 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5702 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5703 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5704 PackageParser.Package pkg = it.next(); 5705 if (pkgNames.contains(pkg.packageName)) { 5706 if (DEBUG_DEXOPT) { 5707 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5708 } 5709 sortedPkgs.add(pkg); 5710 it.remove(); 5711 } 5712 } 5713 // Give priority to system apps. 5714 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5715 PackageParser.Package pkg = it.next(); 5716 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5717 if (DEBUG_DEXOPT) { 5718 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5719 } 5720 sortedPkgs.add(pkg); 5721 it.remove(); 5722 } 5723 } 5724 // Give priority to updated system apps. 5725 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5726 PackageParser.Package pkg = it.next(); 5727 if (pkg.isUpdatedSystemApp()) { 5728 if (DEBUG_DEXOPT) { 5729 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5730 } 5731 sortedPkgs.add(pkg); 5732 it.remove(); 5733 } 5734 } 5735 // Give priority to apps that listen for boot complete. 5736 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5737 pkgNames = getPackageNamesForIntent(intent); 5738 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5739 PackageParser.Package pkg = it.next(); 5740 if (pkgNames.contains(pkg.packageName)) { 5741 if (DEBUG_DEXOPT) { 5742 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5743 } 5744 sortedPkgs.add(pkg); 5745 it.remove(); 5746 } 5747 } 5748 // Filter out packages that aren't recently used. 5749 filterRecentlyUsedApps(pkgs); 5750 // Add all remaining apps. 5751 for (PackageParser.Package pkg : pkgs) { 5752 if (DEBUG_DEXOPT) { 5753 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5754 } 5755 sortedPkgs.add(pkg); 5756 } 5757 5758 // If we want to be lazy, filter everything that wasn't recently used. 5759 if (mLazyDexOpt) { 5760 filterRecentlyUsedApps(sortedPkgs); 5761 } 5762 5763 int i = 0; 5764 int total = sortedPkgs.size(); 5765 File dataDir = Environment.getDataDirectory(); 5766 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5767 if (lowThreshold == 0) { 5768 throw new IllegalStateException("Invalid low memory threshold"); 5769 } 5770 for (PackageParser.Package pkg : sortedPkgs) { 5771 long usableSpace = dataDir.getUsableSpace(); 5772 if (usableSpace < lowThreshold) { 5773 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5774 break; 5775 } 5776 performBootDexOpt(pkg, ++i, total); 5777 } 5778 } 5779 } 5780 5781 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5782 // Filter out packages that aren't recently used. 5783 // 5784 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5785 // should do a full dexopt. 5786 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5787 int total = pkgs.size(); 5788 int skipped = 0; 5789 long now = System.currentTimeMillis(); 5790 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5791 PackageParser.Package pkg = i.next(); 5792 long then = pkg.mLastPackageUsageTimeInMills; 5793 if (then + mDexOptLRUThresholdInMills < now) { 5794 if (DEBUG_DEXOPT) { 5795 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5796 ((then == 0) ? "never" : new Date(then))); 5797 } 5798 i.remove(); 5799 skipped++; 5800 } 5801 } 5802 if (DEBUG_DEXOPT) { 5803 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5804 } 5805 } 5806 } 5807 5808 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5809 List<ResolveInfo> ris = null; 5810 try { 5811 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5812 intent, null, 0, UserHandle.USER_OWNER); 5813 } catch (RemoteException e) { 5814 } 5815 ArraySet<String> pkgNames = new ArraySet<String>(); 5816 if (ris != null) { 5817 for (ResolveInfo ri : ris) { 5818 pkgNames.add(ri.activityInfo.packageName); 5819 } 5820 } 5821 return pkgNames; 5822 } 5823 5824 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5825 if (DEBUG_DEXOPT) { 5826 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5827 } 5828 if (!isFirstBoot()) { 5829 try { 5830 ActivityManagerNative.getDefault().showBootMessage( 5831 mContext.getResources().getString(R.string.android_upgrading_apk, 5832 curr, total), true); 5833 } catch (RemoteException e) { 5834 } 5835 } 5836 PackageParser.Package p = pkg; 5837 synchronized (mInstallLock) { 5838 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5839 false /* force dex */, false /* defer */, true /* include dependencies */); 5840 } 5841 } 5842 5843 @Override 5844 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5845 return performDexOpt(packageName, instructionSet, false); 5846 } 5847 5848 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5849 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5850 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5851 if (!dexopt && !updateUsage) { 5852 // We aren't going to dexopt or update usage, so bail early. 5853 return false; 5854 } 5855 PackageParser.Package p; 5856 final String targetInstructionSet; 5857 synchronized (mPackages) { 5858 p = mPackages.get(packageName); 5859 if (p == null) { 5860 return false; 5861 } 5862 if (updateUsage) { 5863 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5864 } 5865 mPackageUsage.write(false); 5866 if (!dexopt) { 5867 // We aren't going to dexopt, so bail early. 5868 return false; 5869 } 5870 5871 targetInstructionSet = instructionSet != null ? instructionSet : 5872 getPrimaryInstructionSet(p.applicationInfo); 5873 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5874 return false; 5875 } 5876 } 5877 5878 synchronized (mInstallLock) { 5879 final String[] instructionSets = new String[] { targetInstructionSet }; 5880 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5881 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5882 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5883 } 5884 } 5885 5886 public ArraySet<String> getPackagesThatNeedDexOpt() { 5887 ArraySet<String> pkgs = null; 5888 synchronized (mPackages) { 5889 for (PackageParser.Package p : mPackages.values()) { 5890 if (DEBUG_DEXOPT) { 5891 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5892 } 5893 if (!p.mDexOptPerformed.isEmpty()) { 5894 continue; 5895 } 5896 if (pkgs == null) { 5897 pkgs = new ArraySet<String>(); 5898 } 5899 pkgs.add(p.packageName); 5900 } 5901 } 5902 return pkgs; 5903 } 5904 5905 public void shutdown() { 5906 mPackageUsage.write(true); 5907 } 5908 5909 @Override 5910 public void forceDexOpt(String packageName) { 5911 enforceSystemOrRoot("forceDexOpt"); 5912 5913 PackageParser.Package pkg; 5914 synchronized (mPackages) { 5915 pkg = mPackages.get(packageName); 5916 if (pkg == null) { 5917 throw new IllegalArgumentException("Missing package: " + packageName); 5918 } 5919 } 5920 5921 synchronized (mInstallLock) { 5922 final String[] instructionSets = new String[] { 5923 getPrimaryInstructionSet(pkg.applicationInfo) }; 5924 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5925 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5926 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5927 throw new IllegalStateException("Failed to dexopt: " + res); 5928 } 5929 } 5930 } 5931 5932 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5933 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5934 Slog.w(TAG, "Unable to update from " + oldPkg.name 5935 + " to " + newPkg.packageName 5936 + ": old package not in system partition"); 5937 return false; 5938 } else if (mPackages.get(oldPkg.name) != null) { 5939 Slog.w(TAG, "Unable to update from " + oldPkg.name 5940 + " to " + newPkg.packageName 5941 + ": old package still exists"); 5942 return false; 5943 } 5944 return true; 5945 } 5946 5947 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5948 int[] users = sUserManager.getUserIds(); 5949 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5950 if (res < 0) { 5951 return res; 5952 } 5953 for (int user : users) { 5954 if (user != 0) { 5955 res = mInstaller.createUserData(volumeUuid, packageName, 5956 UserHandle.getUid(user, uid), user, seinfo); 5957 if (res < 0) { 5958 return res; 5959 } 5960 } 5961 } 5962 return res; 5963 } 5964 5965 private int removeDataDirsLI(String volumeUuid, String packageName) { 5966 int[] users = sUserManager.getUserIds(); 5967 int res = 0; 5968 for (int user : users) { 5969 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5970 if (resInner < 0) { 5971 res = resInner; 5972 } 5973 } 5974 5975 return res; 5976 } 5977 5978 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5979 int[] users = sUserManager.getUserIds(); 5980 int res = 0; 5981 for (int user : users) { 5982 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5983 if (resInner < 0) { 5984 res = resInner; 5985 } 5986 } 5987 return res; 5988 } 5989 5990 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5991 PackageParser.Package changingLib) { 5992 if (file.path != null) { 5993 usesLibraryFiles.add(file.path); 5994 return; 5995 } 5996 PackageParser.Package p = mPackages.get(file.apk); 5997 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5998 // If we are doing this while in the middle of updating a library apk, 5999 // then we need to make sure to use that new apk for determining the 6000 // dependencies here. (We haven't yet finished committing the new apk 6001 // to the package manager state.) 6002 if (p == null || p.packageName.equals(changingLib.packageName)) { 6003 p = changingLib; 6004 } 6005 } 6006 if (p != null) { 6007 usesLibraryFiles.addAll(p.getAllCodePaths()); 6008 } 6009 } 6010 6011 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6012 PackageParser.Package changingLib) throws PackageManagerException { 6013 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6014 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6015 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6016 for (int i=0; i<N; i++) { 6017 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6018 if (file == null) { 6019 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6020 "Package " + pkg.packageName + " requires unavailable shared library " 6021 + pkg.usesLibraries.get(i) + "; failing!"); 6022 } 6023 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6024 } 6025 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6026 for (int i=0; i<N; i++) { 6027 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6028 if (file == null) { 6029 Slog.w(TAG, "Package " + pkg.packageName 6030 + " desires unavailable shared library " 6031 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6032 } else { 6033 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6034 } 6035 } 6036 N = usesLibraryFiles.size(); 6037 if (N > 0) { 6038 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6039 } else { 6040 pkg.usesLibraryFiles = null; 6041 } 6042 } 6043 } 6044 6045 private static boolean hasString(List<String> list, List<String> which) { 6046 if (list == null) { 6047 return false; 6048 } 6049 for (int i=list.size()-1; i>=0; i--) { 6050 for (int j=which.size()-1; j>=0; j--) { 6051 if (which.get(j).equals(list.get(i))) { 6052 return true; 6053 } 6054 } 6055 } 6056 return false; 6057 } 6058 6059 private void updateAllSharedLibrariesLPw() { 6060 for (PackageParser.Package pkg : mPackages.values()) { 6061 try { 6062 updateSharedLibrariesLPw(pkg, null); 6063 } catch (PackageManagerException e) { 6064 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6065 } 6066 } 6067 } 6068 6069 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6070 PackageParser.Package changingPkg) { 6071 ArrayList<PackageParser.Package> res = null; 6072 for (PackageParser.Package pkg : mPackages.values()) { 6073 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6074 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6075 if (res == null) { 6076 res = new ArrayList<PackageParser.Package>(); 6077 } 6078 res.add(pkg); 6079 try { 6080 updateSharedLibrariesLPw(pkg, changingPkg); 6081 } catch (PackageManagerException e) { 6082 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6083 } 6084 } 6085 } 6086 return res; 6087 } 6088 6089 /** 6090 * Derive the value of the {@code cpuAbiOverride} based on the provided 6091 * value and an optional stored value from the package settings. 6092 */ 6093 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6094 String cpuAbiOverride = null; 6095 6096 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6097 cpuAbiOverride = null; 6098 } else if (abiOverride != null) { 6099 cpuAbiOverride = abiOverride; 6100 } else if (settings != null) { 6101 cpuAbiOverride = settings.cpuAbiOverrideString; 6102 } 6103 6104 return cpuAbiOverride; 6105 } 6106 6107 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6108 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6109 boolean success = false; 6110 try { 6111 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6112 currentTime, user); 6113 success = true; 6114 return res; 6115 } finally { 6116 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6117 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6118 } 6119 } 6120 } 6121 6122 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6123 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6124 final File scanFile = new File(pkg.codePath); 6125 if (pkg.applicationInfo.getCodePath() == null || 6126 pkg.applicationInfo.getResourcePath() == null) { 6127 // Bail out. The resource and code paths haven't been set. 6128 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6129 "Code and resource paths haven't been set correctly"); 6130 } 6131 6132 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6133 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6134 } else { 6135 // Only allow system apps to be flagged as core apps. 6136 pkg.coreApp = false; 6137 } 6138 6139 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6140 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6141 } 6142 6143 if (mCustomResolverComponentName != null && 6144 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6145 setUpCustomResolverActivity(pkg); 6146 } 6147 6148 if (pkg.packageName.equals("android")) { 6149 synchronized (mPackages) { 6150 if (mAndroidApplication != null) { 6151 Slog.w(TAG, "*************************************************"); 6152 Slog.w(TAG, "Core android package being redefined. Skipping."); 6153 Slog.w(TAG, " file=" + scanFile); 6154 Slog.w(TAG, "*************************************************"); 6155 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6156 "Core android package being redefined. Skipping."); 6157 } 6158 6159 // Set up information for our fall-back user intent resolution activity. 6160 mPlatformPackage = pkg; 6161 pkg.mVersionCode = mSdkVersion; 6162 mAndroidApplication = pkg.applicationInfo; 6163 6164 if (!mResolverReplaced) { 6165 mResolveActivity.applicationInfo = mAndroidApplication; 6166 mResolveActivity.name = ResolverActivity.class.getName(); 6167 mResolveActivity.packageName = mAndroidApplication.packageName; 6168 mResolveActivity.processName = "system:ui"; 6169 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6170 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6171 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6172 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6173 mResolveActivity.exported = true; 6174 mResolveActivity.enabled = true; 6175 mResolveInfo.activityInfo = mResolveActivity; 6176 mResolveInfo.priority = 0; 6177 mResolveInfo.preferredOrder = 0; 6178 mResolveInfo.match = 0; 6179 mResolveComponentName = new ComponentName( 6180 mAndroidApplication.packageName, mResolveActivity.name); 6181 } 6182 } 6183 } 6184 6185 if (DEBUG_PACKAGE_SCANNING) { 6186 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6187 Log.d(TAG, "Scanning package " + pkg.packageName); 6188 } 6189 6190 if (mPackages.containsKey(pkg.packageName) 6191 || mSharedLibraries.containsKey(pkg.packageName)) { 6192 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6193 "Application package " + pkg.packageName 6194 + " already installed. Skipping duplicate."); 6195 } 6196 6197 // If we're only installing presumed-existing packages, require that the 6198 // scanned APK is both already known and at the path previously established 6199 // for it. Previously unknown packages we pick up normally, but if we have an 6200 // a priori expectation about this package's install presence, enforce it. 6201 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6202 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6203 if (known != null) { 6204 if (DEBUG_PACKAGE_SCANNING) { 6205 Log.d(TAG, "Examining " + pkg.codePath 6206 + " and requiring known paths " + known.codePathString 6207 + " & " + known.resourcePathString); 6208 } 6209 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6210 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6211 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6212 "Application package " + pkg.packageName 6213 + " found at " + pkg.applicationInfo.getCodePath() 6214 + " but expected at " + known.codePathString + "; ignoring."); 6215 } 6216 } 6217 } 6218 6219 // Initialize package source and resource directories 6220 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6221 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6222 6223 SharedUserSetting suid = null; 6224 PackageSetting pkgSetting = null; 6225 6226 if (!isSystemApp(pkg)) { 6227 // Only system apps can use these features. 6228 pkg.mOriginalPackages = null; 6229 pkg.mRealPackage = null; 6230 pkg.mAdoptPermissions = null; 6231 } 6232 6233 // writer 6234 synchronized (mPackages) { 6235 if (pkg.mSharedUserId != null) { 6236 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6237 if (suid == null) { 6238 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6239 "Creating application package " + pkg.packageName 6240 + " for shared user failed"); 6241 } 6242 if (DEBUG_PACKAGE_SCANNING) { 6243 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6244 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6245 + "): packages=" + suid.packages); 6246 } 6247 } 6248 6249 // Check if we are renaming from an original package name. 6250 PackageSetting origPackage = null; 6251 String realName = null; 6252 if (pkg.mOriginalPackages != null) { 6253 // This package may need to be renamed to a previously 6254 // installed name. Let's check on that... 6255 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6256 if (pkg.mOriginalPackages.contains(renamed)) { 6257 // This package had originally been installed as the 6258 // original name, and we have already taken care of 6259 // transitioning to the new one. Just update the new 6260 // one to continue using the old name. 6261 realName = pkg.mRealPackage; 6262 if (!pkg.packageName.equals(renamed)) { 6263 // Callers into this function may have already taken 6264 // care of renaming the package; only do it here if 6265 // it is not already done. 6266 pkg.setPackageName(renamed); 6267 } 6268 6269 } else { 6270 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6271 if ((origPackage = mSettings.peekPackageLPr( 6272 pkg.mOriginalPackages.get(i))) != null) { 6273 // We do have the package already installed under its 6274 // original name... should we use it? 6275 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6276 // New package is not compatible with original. 6277 origPackage = null; 6278 continue; 6279 } else if (origPackage.sharedUser != null) { 6280 // Make sure uid is compatible between packages. 6281 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6282 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6283 + " to " + pkg.packageName + ": old uid " 6284 + origPackage.sharedUser.name 6285 + " differs from " + pkg.mSharedUserId); 6286 origPackage = null; 6287 continue; 6288 } 6289 } else { 6290 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6291 + pkg.packageName + " to old name " + origPackage.name); 6292 } 6293 break; 6294 } 6295 } 6296 } 6297 } 6298 6299 if (mTransferedPackages.contains(pkg.packageName)) { 6300 Slog.w(TAG, "Package " + pkg.packageName 6301 + " was transferred to another, but its .apk remains"); 6302 } 6303 6304 // Just create the setting, don't add it yet. For already existing packages 6305 // the PkgSetting exists already and doesn't have to be created. 6306 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6307 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6308 pkg.applicationInfo.primaryCpuAbi, 6309 pkg.applicationInfo.secondaryCpuAbi, 6310 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6311 user, false); 6312 if (pkgSetting == null) { 6313 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6314 "Creating application package " + pkg.packageName + " failed"); 6315 } 6316 6317 if (pkgSetting.origPackage != null) { 6318 // If we are first transitioning from an original package, 6319 // fix up the new package's name now. We need to do this after 6320 // looking up the package under its new name, so getPackageLP 6321 // can take care of fiddling things correctly. 6322 pkg.setPackageName(origPackage.name); 6323 6324 // File a report about this. 6325 String msg = "New package " + pkgSetting.realName 6326 + " renamed to replace old package " + pkgSetting.name; 6327 reportSettingsProblem(Log.WARN, msg); 6328 6329 // Make a note of it. 6330 mTransferedPackages.add(origPackage.name); 6331 6332 // No longer need to retain this. 6333 pkgSetting.origPackage = null; 6334 } 6335 6336 if (realName != null) { 6337 // Make a note of it. 6338 mTransferedPackages.add(pkg.packageName); 6339 } 6340 6341 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6342 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6343 } 6344 6345 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6346 // Check all shared libraries and map to their actual file path. 6347 // We only do this here for apps not on a system dir, because those 6348 // are the only ones that can fail an install due to this. We 6349 // will take care of the system apps by updating all of their 6350 // library paths after the scan is done. 6351 updateSharedLibrariesLPw(pkg, null); 6352 } 6353 6354 if (mFoundPolicyFile) { 6355 SELinuxMMAC.assignSeinfoValue(pkg); 6356 } 6357 6358 pkg.applicationInfo.uid = pkgSetting.appId; 6359 pkg.mExtras = pkgSetting; 6360 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6361 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6362 // We just determined the app is signed correctly, so bring 6363 // over the latest parsed certs. 6364 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6365 } else { 6366 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6367 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6368 "Package " + pkg.packageName + " upgrade keys do not match the " 6369 + "previously installed version"); 6370 } else { 6371 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6372 String msg = "System package " + pkg.packageName 6373 + " signature changed; retaining data."; 6374 reportSettingsProblem(Log.WARN, msg); 6375 } 6376 } 6377 } else { 6378 try { 6379 verifySignaturesLP(pkgSetting, pkg); 6380 // We just determined the app is signed correctly, so bring 6381 // over the latest parsed certs. 6382 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6383 } catch (PackageManagerException e) { 6384 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6385 throw e; 6386 } 6387 // The signature has changed, but this package is in the system 6388 // image... let's recover! 6389 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6390 // However... if this package is part of a shared user, but it 6391 // doesn't match the signature of the shared user, let's fail. 6392 // What this means is that you can't change the signatures 6393 // associated with an overall shared user, which doesn't seem all 6394 // that unreasonable. 6395 if (pkgSetting.sharedUser != null) { 6396 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6397 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6398 throw new PackageManagerException( 6399 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6400 "Signature mismatch for shared user : " 6401 + pkgSetting.sharedUser); 6402 } 6403 } 6404 // File a report about this. 6405 String msg = "System package " + pkg.packageName 6406 + " signature changed; retaining data."; 6407 reportSettingsProblem(Log.WARN, msg); 6408 } 6409 } 6410 // Verify that this new package doesn't have any content providers 6411 // that conflict with existing packages. Only do this if the 6412 // package isn't already installed, since we don't want to break 6413 // things that are installed. 6414 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6415 final int N = pkg.providers.size(); 6416 int i; 6417 for (i=0; i<N; i++) { 6418 PackageParser.Provider p = pkg.providers.get(i); 6419 if (p.info.authority != null) { 6420 String names[] = p.info.authority.split(";"); 6421 for (int j = 0; j < names.length; j++) { 6422 if (mProvidersByAuthority.containsKey(names[j])) { 6423 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6424 final String otherPackageName = 6425 ((other != null && other.getComponentName() != null) ? 6426 other.getComponentName().getPackageName() : "?"); 6427 throw new PackageManagerException( 6428 INSTALL_FAILED_CONFLICTING_PROVIDER, 6429 "Can't install because provider name " + names[j] 6430 + " (in package " + pkg.applicationInfo.packageName 6431 + ") is already used by " + otherPackageName); 6432 } 6433 } 6434 } 6435 } 6436 } 6437 6438 if (pkg.mAdoptPermissions != null) { 6439 // This package wants to adopt ownership of permissions from 6440 // another package. 6441 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6442 final String origName = pkg.mAdoptPermissions.get(i); 6443 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6444 if (orig != null) { 6445 if (verifyPackageUpdateLPr(orig, pkg)) { 6446 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6447 + pkg.packageName); 6448 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6449 } 6450 } 6451 } 6452 } 6453 } 6454 6455 final String pkgName = pkg.packageName; 6456 6457 final long scanFileTime = scanFile.lastModified(); 6458 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6459 pkg.applicationInfo.processName = fixProcessName( 6460 pkg.applicationInfo.packageName, 6461 pkg.applicationInfo.processName, 6462 pkg.applicationInfo.uid); 6463 6464 File dataPath; 6465 if (mPlatformPackage == pkg) { 6466 // The system package is special. 6467 dataPath = new File(Environment.getDataDirectory(), "system"); 6468 6469 pkg.applicationInfo.dataDir = dataPath.getPath(); 6470 6471 } else { 6472 // This is a normal package, need to make its data directory. 6473 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6474 UserHandle.USER_OWNER); 6475 6476 boolean uidError = false; 6477 if (dataPath.exists()) { 6478 int currentUid = 0; 6479 try { 6480 StructStat stat = Os.stat(dataPath.getPath()); 6481 currentUid = stat.st_uid; 6482 } catch (ErrnoException e) { 6483 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6484 } 6485 6486 // If we have mismatched owners for the data path, we have a problem. 6487 if (currentUid != pkg.applicationInfo.uid) { 6488 boolean recovered = false; 6489 if (currentUid == 0) { 6490 // The directory somehow became owned by root. Wow. 6491 // This is probably because the system was stopped while 6492 // installd was in the middle of messing with its libs 6493 // directory. Ask installd to fix that. 6494 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6495 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6496 if (ret >= 0) { 6497 recovered = true; 6498 String msg = "Package " + pkg.packageName 6499 + " unexpectedly changed to uid 0; recovered to " + 6500 + pkg.applicationInfo.uid; 6501 reportSettingsProblem(Log.WARN, msg); 6502 } 6503 } 6504 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6505 || (scanFlags&SCAN_BOOTING) != 0)) { 6506 // If this is a system app, we can at least delete its 6507 // current data so the application will still work. 6508 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6509 if (ret >= 0) { 6510 // TODO: Kill the processes first 6511 // Old data gone! 6512 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6513 ? "System package " : "Third party package "; 6514 String msg = prefix + pkg.packageName 6515 + " has changed from uid: " 6516 + currentUid + " to " 6517 + pkg.applicationInfo.uid + "; old data erased"; 6518 reportSettingsProblem(Log.WARN, msg); 6519 recovered = true; 6520 6521 // And now re-install the app. 6522 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6523 pkg.applicationInfo.seinfo); 6524 if (ret == -1) { 6525 // Ack should not happen! 6526 msg = prefix + pkg.packageName 6527 + " could not have data directory re-created after delete."; 6528 reportSettingsProblem(Log.WARN, msg); 6529 throw new PackageManagerException( 6530 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6531 } 6532 } 6533 if (!recovered) { 6534 mHasSystemUidErrors = true; 6535 } 6536 } else if (!recovered) { 6537 // If we allow this install to proceed, we will be broken. 6538 // Abort, abort! 6539 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6540 "scanPackageLI"); 6541 } 6542 if (!recovered) { 6543 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6544 + pkg.applicationInfo.uid + "/fs_" 6545 + currentUid; 6546 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6547 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6548 String msg = "Package " + pkg.packageName 6549 + " has mismatched uid: " 6550 + currentUid + " on disk, " 6551 + pkg.applicationInfo.uid + " in settings"; 6552 // writer 6553 synchronized (mPackages) { 6554 mSettings.mReadMessages.append(msg); 6555 mSettings.mReadMessages.append('\n'); 6556 uidError = true; 6557 if (!pkgSetting.uidError) { 6558 reportSettingsProblem(Log.ERROR, msg); 6559 } 6560 } 6561 } 6562 } 6563 pkg.applicationInfo.dataDir = dataPath.getPath(); 6564 if (mShouldRestoreconData) { 6565 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6566 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6567 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6568 } 6569 } else { 6570 if (DEBUG_PACKAGE_SCANNING) { 6571 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6572 Log.v(TAG, "Want this data dir: " + dataPath); 6573 } 6574 //invoke installer to do the actual installation 6575 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6576 pkg.applicationInfo.seinfo); 6577 if (ret < 0) { 6578 // Error from installer 6579 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6580 "Unable to create data dirs [errorCode=" + ret + "]"); 6581 } 6582 6583 if (dataPath.exists()) { 6584 pkg.applicationInfo.dataDir = dataPath.getPath(); 6585 } else { 6586 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6587 pkg.applicationInfo.dataDir = null; 6588 } 6589 } 6590 6591 pkgSetting.uidError = uidError; 6592 } 6593 6594 final String path = scanFile.getPath(); 6595 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6596 6597 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6598 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6599 6600 // Some system apps still use directory structure for native libraries 6601 // in which case we might end up not detecting abi solely based on apk 6602 // structure. Try to detect abi based on directory structure. 6603 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6604 pkg.applicationInfo.primaryCpuAbi == null) { 6605 setBundledAppAbisAndRoots(pkg, pkgSetting); 6606 setNativeLibraryPaths(pkg); 6607 } 6608 6609 } else { 6610 if ((scanFlags & SCAN_MOVE) != 0) { 6611 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6612 // but we already have this packages package info in the PackageSetting. We just 6613 // use that and derive the native library path based on the new codepath. 6614 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6615 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6616 } 6617 6618 // Set native library paths again. For moves, the path will be updated based on the 6619 // ABIs we've determined above. For non-moves, the path will be updated based on the 6620 // ABIs we determined during compilation, but the path will depend on the final 6621 // package path (after the rename away from the stage path). 6622 setNativeLibraryPaths(pkg); 6623 } 6624 6625 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6626 final int[] userIds = sUserManager.getUserIds(); 6627 synchronized (mInstallLock) { 6628 // Create a native library symlink only if we have native libraries 6629 // and if the native libraries are 32 bit libraries. We do not provide 6630 // this symlink for 64 bit libraries. 6631 if (pkg.applicationInfo.primaryCpuAbi != null && 6632 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6633 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6634 for (int userId : userIds) { 6635 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6636 nativeLibPath, userId) < 0) { 6637 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6638 "Failed linking native library dir (user=" + userId + ")"); 6639 } 6640 } 6641 } 6642 } 6643 6644 // This is a special case for the "system" package, where the ABI is 6645 // dictated by the zygote configuration (and init.rc). We should keep track 6646 // of this ABI so that we can deal with "normal" applications that run under 6647 // the same UID correctly. 6648 if (mPlatformPackage == pkg) { 6649 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6650 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6651 } 6652 6653 // If there's a mismatch between the abi-override in the package setting 6654 // and the abiOverride specified for the install. Warn about this because we 6655 // would've already compiled the app without taking the package setting into 6656 // account. 6657 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6658 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6659 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6660 " for package: " + pkg.packageName); 6661 } 6662 } 6663 6664 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6665 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6666 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6667 6668 // Copy the derived override back to the parsed package, so that we can 6669 // update the package settings accordingly. 6670 pkg.cpuAbiOverride = cpuAbiOverride; 6671 6672 if (DEBUG_ABI_SELECTION) { 6673 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6674 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6675 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6676 } 6677 6678 // Push the derived path down into PackageSettings so we know what to 6679 // clean up at uninstall time. 6680 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6681 6682 if (DEBUG_ABI_SELECTION) { 6683 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6684 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6685 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6686 } 6687 6688 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6689 // We don't do this here during boot because we can do it all 6690 // at once after scanning all existing packages. 6691 // 6692 // We also do this *before* we perform dexopt on this package, so that 6693 // we can avoid redundant dexopts, and also to make sure we've got the 6694 // code and package path correct. 6695 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6696 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6697 } 6698 6699 if ((scanFlags & SCAN_NO_DEX) == 0) { 6700 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6701 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6702 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6703 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6704 } 6705 } 6706 if (mFactoryTest && pkg.requestedPermissions.contains( 6707 android.Manifest.permission.FACTORY_TEST)) { 6708 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6709 } 6710 6711 ArrayList<PackageParser.Package> clientLibPkgs = null; 6712 6713 // writer 6714 synchronized (mPackages) { 6715 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6716 // Only system apps can add new shared libraries. 6717 if (pkg.libraryNames != null) { 6718 for (int i=0; i<pkg.libraryNames.size(); i++) { 6719 String name = pkg.libraryNames.get(i); 6720 boolean allowed = false; 6721 if (pkg.isUpdatedSystemApp()) { 6722 // New library entries can only be added through the 6723 // system image. This is important to get rid of a lot 6724 // of nasty edge cases: for example if we allowed a non- 6725 // system update of the app to add a library, then uninstalling 6726 // the update would make the library go away, and assumptions 6727 // we made such as through app install filtering would now 6728 // have allowed apps on the device which aren't compatible 6729 // with it. Better to just have the restriction here, be 6730 // conservative, and create many fewer cases that can negatively 6731 // impact the user experience. 6732 final PackageSetting sysPs = mSettings 6733 .getDisabledSystemPkgLPr(pkg.packageName); 6734 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6735 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6736 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6737 allowed = true; 6738 allowed = true; 6739 break; 6740 } 6741 } 6742 } 6743 } else { 6744 allowed = true; 6745 } 6746 if (allowed) { 6747 if (!mSharedLibraries.containsKey(name)) { 6748 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6749 } else if (!name.equals(pkg.packageName)) { 6750 Slog.w(TAG, "Package " + pkg.packageName + " library " 6751 + name + " already exists; skipping"); 6752 } 6753 } else { 6754 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6755 + name + " that is not declared on system image; skipping"); 6756 } 6757 } 6758 if ((scanFlags&SCAN_BOOTING) == 0) { 6759 // If we are not booting, we need to update any applications 6760 // that are clients of our shared library. If we are booting, 6761 // this will all be done once the scan is complete. 6762 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6763 } 6764 } 6765 } 6766 } 6767 6768 // We also need to dexopt any apps that are dependent on this library. Note that 6769 // if these fail, we should abort the install since installing the library will 6770 // result in some apps being broken. 6771 if (clientLibPkgs != null) { 6772 if ((scanFlags & SCAN_NO_DEX) == 0) { 6773 for (int i = 0; i < clientLibPkgs.size(); i++) { 6774 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6775 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6776 null /* instruction sets */, forceDex, 6777 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6778 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6779 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6780 "scanPackageLI failed to dexopt clientLibPkgs"); 6781 } 6782 } 6783 } 6784 } 6785 6786 // Also need to kill any apps that are dependent on the library. 6787 if (clientLibPkgs != null) { 6788 for (int i=0; i<clientLibPkgs.size(); i++) { 6789 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6790 killApplication(clientPkg.applicationInfo.packageName, 6791 clientPkg.applicationInfo.uid, "update lib"); 6792 } 6793 } 6794 6795 // Make sure we're not adding any bogus keyset info 6796 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6797 ksms.assertScannedPackageValid(pkg); 6798 6799 // writer 6800 synchronized (mPackages) { 6801 // We don't expect installation to fail beyond this point 6802 6803 // Add the new setting to mSettings 6804 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6805 // Add the new setting to mPackages 6806 mPackages.put(pkg.applicationInfo.packageName, pkg); 6807 // Make sure we don't accidentally delete its data. 6808 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6809 while (iter.hasNext()) { 6810 PackageCleanItem item = iter.next(); 6811 if (pkgName.equals(item.packageName)) { 6812 iter.remove(); 6813 } 6814 } 6815 6816 // Take care of first install / last update times. 6817 if (currentTime != 0) { 6818 if (pkgSetting.firstInstallTime == 0) { 6819 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6820 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6821 pkgSetting.lastUpdateTime = currentTime; 6822 } 6823 } else if (pkgSetting.firstInstallTime == 0) { 6824 // We need *something*. Take time time stamp of the file. 6825 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6826 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6827 if (scanFileTime != pkgSetting.timeStamp) { 6828 // A package on the system image has changed; consider this 6829 // to be an update. 6830 pkgSetting.lastUpdateTime = scanFileTime; 6831 } 6832 } 6833 6834 // Add the package's KeySets to the global KeySetManagerService 6835 ksms.addScannedPackageLPw(pkg); 6836 6837 int N = pkg.providers.size(); 6838 StringBuilder r = null; 6839 int i; 6840 for (i=0; i<N; i++) { 6841 PackageParser.Provider p = pkg.providers.get(i); 6842 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6843 p.info.processName, pkg.applicationInfo.uid); 6844 mProviders.addProvider(p); 6845 p.syncable = p.info.isSyncable; 6846 if (p.info.authority != null) { 6847 String names[] = p.info.authority.split(";"); 6848 p.info.authority = null; 6849 for (int j = 0; j < names.length; j++) { 6850 if (j == 1 && p.syncable) { 6851 // We only want the first authority for a provider to possibly be 6852 // syncable, so if we already added this provider using a different 6853 // authority clear the syncable flag. We copy the provider before 6854 // changing it because the mProviders object contains a reference 6855 // to a provider that we don't want to change. 6856 // Only do this for the second authority since the resulting provider 6857 // object can be the same for all future authorities for this provider. 6858 p = new PackageParser.Provider(p); 6859 p.syncable = false; 6860 } 6861 if (!mProvidersByAuthority.containsKey(names[j])) { 6862 mProvidersByAuthority.put(names[j], p); 6863 if (p.info.authority == null) { 6864 p.info.authority = names[j]; 6865 } else { 6866 p.info.authority = p.info.authority + ";" + names[j]; 6867 } 6868 if (DEBUG_PACKAGE_SCANNING) { 6869 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6870 Log.d(TAG, "Registered content provider: " + names[j] 6871 + ", className = " + p.info.name + ", isSyncable = " 6872 + p.info.isSyncable); 6873 } 6874 } else { 6875 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6876 Slog.w(TAG, "Skipping provider name " + names[j] + 6877 " (in package " + pkg.applicationInfo.packageName + 6878 "): name already used by " 6879 + ((other != null && other.getComponentName() != null) 6880 ? other.getComponentName().getPackageName() : "?")); 6881 } 6882 } 6883 } 6884 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6885 if (r == null) { 6886 r = new StringBuilder(256); 6887 } else { 6888 r.append(' '); 6889 } 6890 r.append(p.info.name); 6891 } 6892 } 6893 if (r != null) { 6894 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6895 } 6896 6897 N = pkg.services.size(); 6898 r = null; 6899 for (i=0; i<N; i++) { 6900 PackageParser.Service s = pkg.services.get(i); 6901 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6902 s.info.processName, pkg.applicationInfo.uid); 6903 mServices.addService(s); 6904 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6905 if (r == null) { 6906 r = new StringBuilder(256); 6907 } else { 6908 r.append(' '); 6909 } 6910 r.append(s.info.name); 6911 } 6912 } 6913 if (r != null) { 6914 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6915 } 6916 6917 N = pkg.receivers.size(); 6918 r = null; 6919 for (i=0; i<N; i++) { 6920 PackageParser.Activity a = pkg.receivers.get(i); 6921 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6922 a.info.processName, pkg.applicationInfo.uid); 6923 mReceivers.addActivity(a, "receiver"); 6924 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6925 if (r == null) { 6926 r = new StringBuilder(256); 6927 } else { 6928 r.append(' '); 6929 } 6930 r.append(a.info.name); 6931 } 6932 } 6933 if (r != null) { 6934 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6935 } 6936 6937 N = pkg.activities.size(); 6938 r = null; 6939 for (i=0; i<N; i++) { 6940 PackageParser.Activity a = pkg.activities.get(i); 6941 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6942 a.info.processName, pkg.applicationInfo.uid); 6943 mActivities.addActivity(a, "activity"); 6944 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6945 if (r == null) { 6946 r = new StringBuilder(256); 6947 } else { 6948 r.append(' '); 6949 } 6950 r.append(a.info.name); 6951 } 6952 } 6953 if (r != null) { 6954 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6955 } 6956 6957 N = pkg.permissionGroups.size(); 6958 r = null; 6959 for (i=0; i<N; i++) { 6960 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6961 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6962 if (cur == null) { 6963 mPermissionGroups.put(pg.info.name, pg); 6964 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6965 if (r == null) { 6966 r = new StringBuilder(256); 6967 } else { 6968 r.append(' '); 6969 } 6970 r.append(pg.info.name); 6971 } 6972 } else { 6973 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6974 + pg.info.packageName + " ignored: original from " 6975 + cur.info.packageName); 6976 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6977 if (r == null) { 6978 r = new StringBuilder(256); 6979 } else { 6980 r.append(' '); 6981 } 6982 r.append("DUP:"); 6983 r.append(pg.info.name); 6984 } 6985 } 6986 } 6987 if (r != null) { 6988 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6989 } 6990 6991 N = pkg.permissions.size(); 6992 r = null; 6993 for (i=0; i<N; i++) { 6994 PackageParser.Permission p = pkg.permissions.get(i); 6995 6996 // Now that permission groups have a special meaning, we ignore permission 6997 // groups for legacy apps to prevent unexpected behavior. In particular, 6998 // permissions for one app being granted to someone just becuase they happen 6999 // to be in a group defined by another app (before this had no implications). 7000 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7001 p.group = mPermissionGroups.get(p.info.group); 7002 // Warn for a permission in an unknown group. 7003 if (p.info.group != null && p.group == null) { 7004 Slog.w(TAG, "Permission " + p.info.name + " from package " 7005 + p.info.packageName + " in an unknown group " + p.info.group); 7006 } 7007 } 7008 7009 ArrayMap<String, BasePermission> permissionMap = 7010 p.tree ? mSettings.mPermissionTrees 7011 : mSettings.mPermissions; 7012 BasePermission bp = permissionMap.get(p.info.name); 7013 7014 // Allow system apps to redefine non-system permissions 7015 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7016 final boolean currentOwnerIsSystem = (bp.perm != null 7017 && isSystemApp(bp.perm.owner)); 7018 if (isSystemApp(p.owner)) { 7019 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7020 // It's a built-in permission and no owner, take ownership now 7021 bp.packageSetting = pkgSetting; 7022 bp.perm = p; 7023 bp.uid = pkg.applicationInfo.uid; 7024 bp.sourcePackage = p.info.packageName; 7025 } else if (!currentOwnerIsSystem) { 7026 String msg = "New decl " + p.owner + " of permission " 7027 + p.info.name + " is system; overriding " + bp.sourcePackage; 7028 reportSettingsProblem(Log.WARN, msg); 7029 bp = null; 7030 } 7031 } 7032 } 7033 7034 if (bp == null) { 7035 bp = new BasePermission(p.info.name, p.info.packageName, 7036 BasePermission.TYPE_NORMAL); 7037 permissionMap.put(p.info.name, bp); 7038 } 7039 7040 if (bp.perm == null) { 7041 if (bp.sourcePackage == null 7042 || bp.sourcePackage.equals(p.info.packageName)) { 7043 BasePermission tree = findPermissionTreeLP(p.info.name); 7044 if (tree == null 7045 || tree.sourcePackage.equals(p.info.packageName)) { 7046 bp.packageSetting = pkgSetting; 7047 bp.perm = p; 7048 bp.uid = pkg.applicationInfo.uid; 7049 bp.sourcePackage = p.info.packageName; 7050 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7051 if (r == null) { 7052 r = new StringBuilder(256); 7053 } else { 7054 r.append(' '); 7055 } 7056 r.append(p.info.name); 7057 } 7058 } else { 7059 Slog.w(TAG, "Permission " + p.info.name + " from package " 7060 + p.info.packageName + " ignored: base tree " 7061 + tree.name + " is from package " 7062 + tree.sourcePackage); 7063 } 7064 } else { 7065 Slog.w(TAG, "Permission " + p.info.name + " from package " 7066 + p.info.packageName + " ignored: original from " 7067 + bp.sourcePackage); 7068 } 7069 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7070 if (r == null) { 7071 r = new StringBuilder(256); 7072 } else { 7073 r.append(' '); 7074 } 7075 r.append("DUP:"); 7076 r.append(p.info.name); 7077 } 7078 if (bp.perm == p) { 7079 bp.protectionLevel = p.info.protectionLevel; 7080 } 7081 } 7082 7083 if (r != null) { 7084 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7085 } 7086 7087 N = pkg.instrumentation.size(); 7088 r = null; 7089 for (i=0; i<N; i++) { 7090 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7091 a.info.packageName = pkg.applicationInfo.packageName; 7092 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7093 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7094 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7095 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7096 a.info.dataDir = pkg.applicationInfo.dataDir; 7097 7098 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7099 // need other information about the application, like the ABI and what not ? 7100 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7101 mInstrumentation.put(a.getComponentName(), a); 7102 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7103 if (r == null) { 7104 r = new StringBuilder(256); 7105 } else { 7106 r.append(' '); 7107 } 7108 r.append(a.info.name); 7109 } 7110 } 7111 if (r != null) { 7112 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7113 } 7114 7115 if (pkg.protectedBroadcasts != null) { 7116 N = pkg.protectedBroadcasts.size(); 7117 for (i=0; i<N; i++) { 7118 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7119 } 7120 } 7121 7122 pkgSetting.setTimeStamp(scanFileTime); 7123 7124 // Create idmap files for pairs of (packages, overlay packages). 7125 // Note: "android", ie framework-res.apk, is handled by native layers. 7126 if (pkg.mOverlayTarget != null) { 7127 // This is an overlay package. 7128 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7129 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7130 mOverlays.put(pkg.mOverlayTarget, 7131 new ArrayMap<String, PackageParser.Package>()); 7132 } 7133 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7134 map.put(pkg.packageName, pkg); 7135 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7136 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7137 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7138 "scanPackageLI failed to createIdmap"); 7139 } 7140 } 7141 } else if (mOverlays.containsKey(pkg.packageName) && 7142 !pkg.packageName.equals("android")) { 7143 // This is a regular package, with one or more known overlay packages. 7144 createIdmapsForPackageLI(pkg); 7145 } 7146 } 7147 7148 return pkg; 7149 } 7150 7151 /** 7152 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7153 * is derived purely on the basis of the contents of {@code scanFile} and 7154 * {@code cpuAbiOverride}. 7155 * 7156 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7157 */ 7158 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7159 String cpuAbiOverride, boolean extractLibs) 7160 throws PackageManagerException { 7161 // TODO: We can probably be smarter about this stuff. For installed apps, 7162 // we can calculate this information at install time once and for all. For 7163 // system apps, we can probably assume that this information doesn't change 7164 // after the first boot scan. As things stand, we do lots of unnecessary work. 7165 7166 // Give ourselves some initial paths; we'll come back for another 7167 // pass once we've determined ABI below. 7168 setNativeLibraryPaths(pkg); 7169 7170 // We would never need to extract libs for forward-locked and external packages, 7171 // since the container service will do it for us. We shouldn't attempt to 7172 // extract libs from system app when it was not updated. 7173 if (pkg.isForwardLocked() || isExternal(pkg) || 7174 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7175 extractLibs = false; 7176 } 7177 7178 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7179 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7180 7181 NativeLibraryHelper.Handle handle = null; 7182 try { 7183 handle = NativeLibraryHelper.Handle.create(scanFile); 7184 // TODO(multiArch): This can be null for apps that didn't go through the 7185 // usual installation process. We can calculate it again, like we 7186 // do during install time. 7187 // 7188 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7189 // unnecessary. 7190 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7191 7192 // Null out the abis so that they can be recalculated. 7193 pkg.applicationInfo.primaryCpuAbi = null; 7194 pkg.applicationInfo.secondaryCpuAbi = null; 7195 if (isMultiArch(pkg.applicationInfo)) { 7196 // Warn if we've set an abiOverride for multi-lib packages.. 7197 // By definition, we need to copy both 32 and 64 bit libraries for 7198 // such packages. 7199 if (pkg.cpuAbiOverride != null 7200 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7201 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7202 } 7203 7204 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7205 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7206 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7207 if (extractLibs) { 7208 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7209 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7210 useIsaSpecificSubdirs); 7211 } else { 7212 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7213 } 7214 } 7215 7216 maybeThrowExceptionForMultiArchCopy( 7217 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7218 7219 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7220 if (extractLibs) { 7221 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7222 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7223 useIsaSpecificSubdirs); 7224 } else { 7225 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7226 } 7227 } 7228 7229 maybeThrowExceptionForMultiArchCopy( 7230 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7231 7232 if (abi64 >= 0) { 7233 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7234 } 7235 7236 if (abi32 >= 0) { 7237 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7238 if (abi64 >= 0) { 7239 pkg.applicationInfo.secondaryCpuAbi = abi; 7240 } else { 7241 pkg.applicationInfo.primaryCpuAbi = abi; 7242 } 7243 } 7244 } else { 7245 String[] abiList = (cpuAbiOverride != null) ? 7246 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7247 7248 // Enable gross and lame hacks for apps that are built with old 7249 // SDK tools. We must scan their APKs for renderscript bitcode and 7250 // not launch them if it's present. Don't bother checking on devices 7251 // that don't have 64 bit support. 7252 boolean needsRenderScriptOverride = false; 7253 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7254 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7255 abiList = Build.SUPPORTED_32_BIT_ABIS; 7256 needsRenderScriptOverride = true; 7257 } 7258 7259 final int copyRet; 7260 if (extractLibs) { 7261 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7262 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7263 } else { 7264 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7265 } 7266 7267 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7268 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7269 "Error unpackaging native libs for app, errorCode=" + copyRet); 7270 } 7271 7272 if (copyRet >= 0) { 7273 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7274 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7275 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7276 } else if (needsRenderScriptOverride) { 7277 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7278 } 7279 } 7280 } catch (IOException ioe) { 7281 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7282 } finally { 7283 IoUtils.closeQuietly(handle); 7284 } 7285 7286 // Now that we've calculated the ABIs and determined if it's an internal app, 7287 // we will go ahead and populate the nativeLibraryPath. 7288 setNativeLibraryPaths(pkg); 7289 } 7290 7291 /** 7292 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7293 * i.e, so that all packages can be run inside a single process if required. 7294 * 7295 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7296 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7297 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7298 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7299 * updating a package that belongs to a shared user. 7300 * 7301 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7302 * adds unnecessary complexity. 7303 */ 7304 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7305 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7306 String requiredInstructionSet = null; 7307 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7308 requiredInstructionSet = VMRuntime.getInstructionSet( 7309 scannedPackage.applicationInfo.primaryCpuAbi); 7310 } 7311 7312 PackageSetting requirer = null; 7313 for (PackageSetting ps : packagesForUser) { 7314 // If packagesForUser contains scannedPackage, we skip it. This will happen 7315 // when scannedPackage is an update of an existing package. Without this check, 7316 // we will never be able to change the ABI of any package belonging to a shared 7317 // user, even if it's compatible with other packages. 7318 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7319 if (ps.primaryCpuAbiString == null) { 7320 continue; 7321 } 7322 7323 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7324 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7325 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7326 // this but there's not much we can do. 7327 String errorMessage = "Instruction set mismatch, " 7328 + ((requirer == null) ? "[caller]" : requirer) 7329 + " requires " + requiredInstructionSet + " whereas " + ps 7330 + " requires " + instructionSet; 7331 Slog.w(TAG, errorMessage); 7332 } 7333 7334 if (requiredInstructionSet == null) { 7335 requiredInstructionSet = instructionSet; 7336 requirer = ps; 7337 } 7338 } 7339 } 7340 7341 if (requiredInstructionSet != null) { 7342 String adjustedAbi; 7343 if (requirer != null) { 7344 // requirer != null implies that either scannedPackage was null or that scannedPackage 7345 // did not require an ABI, in which case we have to adjust scannedPackage to match 7346 // the ABI of the set (which is the same as requirer's ABI) 7347 adjustedAbi = requirer.primaryCpuAbiString; 7348 if (scannedPackage != null) { 7349 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7350 } 7351 } else { 7352 // requirer == null implies that we're updating all ABIs in the set to 7353 // match scannedPackage. 7354 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7355 } 7356 7357 for (PackageSetting ps : packagesForUser) { 7358 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7359 if (ps.primaryCpuAbiString != null) { 7360 continue; 7361 } 7362 7363 ps.primaryCpuAbiString = adjustedAbi; 7364 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7365 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7366 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7367 7368 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7369 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7370 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7371 ps.primaryCpuAbiString = null; 7372 ps.pkg.applicationInfo.primaryCpuAbi = null; 7373 return; 7374 } else { 7375 mInstaller.rmdex(ps.codePathString, 7376 getDexCodeInstructionSet(getPreferredInstructionSet())); 7377 } 7378 } 7379 } 7380 } 7381 } 7382 } 7383 7384 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7385 synchronized (mPackages) { 7386 mResolverReplaced = true; 7387 // Set up information for custom user intent resolution activity. 7388 mResolveActivity.applicationInfo = pkg.applicationInfo; 7389 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7390 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7391 mResolveActivity.processName = pkg.applicationInfo.packageName; 7392 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7393 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7394 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7395 mResolveActivity.theme = 0; 7396 mResolveActivity.exported = true; 7397 mResolveActivity.enabled = true; 7398 mResolveInfo.activityInfo = mResolveActivity; 7399 mResolveInfo.priority = 0; 7400 mResolveInfo.preferredOrder = 0; 7401 mResolveInfo.match = 0; 7402 mResolveComponentName = mCustomResolverComponentName; 7403 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7404 mResolveComponentName); 7405 } 7406 } 7407 7408 private static String calculateBundledApkRoot(final String codePathString) { 7409 final File codePath = new File(codePathString); 7410 final File codeRoot; 7411 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7412 codeRoot = Environment.getRootDirectory(); 7413 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7414 codeRoot = Environment.getOemDirectory(); 7415 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7416 codeRoot = Environment.getVendorDirectory(); 7417 } else { 7418 // Unrecognized code path; take its top real segment as the apk root: 7419 // e.g. /something/app/blah.apk => /something 7420 try { 7421 File f = codePath.getCanonicalFile(); 7422 File parent = f.getParentFile(); // non-null because codePath is a file 7423 File tmp; 7424 while ((tmp = parent.getParentFile()) != null) { 7425 f = parent; 7426 parent = tmp; 7427 } 7428 codeRoot = f; 7429 Slog.w(TAG, "Unrecognized code path " 7430 + codePath + " - using " + codeRoot); 7431 } catch (IOException e) { 7432 // Can't canonicalize the code path -- shenanigans? 7433 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7434 return Environment.getRootDirectory().getPath(); 7435 } 7436 } 7437 return codeRoot.getPath(); 7438 } 7439 7440 /** 7441 * Derive and set the location of native libraries for the given package, 7442 * which varies depending on where and how the package was installed. 7443 */ 7444 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7445 final ApplicationInfo info = pkg.applicationInfo; 7446 final String codePath = pkg.codePath; 7447 final File codeFile = new File(codePath); 7448 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7449 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7450 7451 info.nativeLibraryRootDir = null; 7452 info.nativeLibraryRootRequiresIsa = false; 7453 info.nativeLibraryDir = null; 7454 info.secondaryNativeLibraryDir = null; 7455 7456 if (isApkFile(codeFile)) { 7457 // Monolithic install 7458 if (bundledApp) { 7459 // If "/system/lib64/apkname" exists, assume that is the per-package 7460 // native library directory to use; otherwise use "/system/lib/apkname". 7461 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7462 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7463 getPrimaryInstructionSet(info)); 7464 7465 // This is a bundled system app so choose the path based on the ABI. 7466 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7467 // is just the default path. 7468 final String apkName = deriveCodePathName(codePath); 7469 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7470 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7471 apkName).getAbsolutePath(); 7472 7473 if (info.secondaryCpuAbi != null) { 7474 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7475 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7476 secondaryLibDir, apkName).getAbsolutePath(); 7477 } 7478 } else if (asecApp) { 7479 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7480 .getAbsolutePath(); 7481 } else { 7482 final String apkName = deriveCodePathName(codePath); 7483 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7484 .getAbsolutePath(); 7485 } 7486 7487 info.nativeLibraryRootRequiresIsa = false; 7488 info.nativeLibraryDir = info.nativeLibraryRootDir; 7489 } else { 7490 // Cluster install 7491 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7492 info.nativeLibraryRootRequiresIsa = true; 7493 7494 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7495 getPrimaryInstructionSet(info)).getAbsolutePath(); 7496 7497 if (info.secondaryCpuAbi != null) { 7498 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7499 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7500 } 7501 } 7502 } 7503 7504 /** 7505 * Calculate the abis and roots for a bundled app. These can uniquely 7506 * be determined from the contents of the system partition, i.e whether 7507 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7508 * of this information, and instead assume that the system was built 7509 * sensibly. 7510 */ 7511 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7512 PackageSetting pkgSetting) { 7513 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7514 7515 // If "/system/lib64/apkname" exists, assume that is the per-package 7516 // native library directory to use; otherwise use "/system/lib/apkname". 7517 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7518 setBundledAppAbi(pkg, apkRoot, apkName); 7519 // pkgSetting might be null during rescan following uninstall of updates 7520 // to a bundled app, so accommodate that possibility. The settings in 7521 // that case will be established later from the parsed package. 7522 // 7523 // If the settings aren't null, sync them up with what we've just derived. 7524 // note that apkRoot isn't stored in the package settings. 7525 if (pkgSetting != null) { 7526 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7527 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7528 } 7529 } 7530 7531 /** 7532 * Deduces the ABI of a bundled app and sets the relevant fields on the 7533 * parsed pkg object. 7534 * 7535 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7536 * under which system libraries are installed. 7537 * @param apkName the name of the installed package. 7538 */ 7539 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7540 final File codeFile = new File(pkg.codePath); 7541 7542 final boolean has64BitLibs; 7543 final boolean has32BitLibs; 7544 if (isApkFile(codeFile)) { 7545 // Monolithic install 7546 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7547 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7548 } else { 7549 // Cluster install 7550 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7551 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7552 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7553 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7554 has64BitLibs = (new File(rootDir, isa)).exists(); 7555 } else { 7556 has64BitLibs = false; 7557 } 7558 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7559 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7560 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7561 has32BitLibs = (new File(rootDir, isa)).exists(); 7562 } else { 7563 has32BitLibs = false; 7564 } 7565 } 7566 7567 if (has64BitLibs && !has32BitLibs) { 7568 // The package has 64 bit libs, but not 32 bit libs. Its primary 7569 // ABI should be 64 bit. We can safely assume here that the bundled 7570 // native libraries correspond to the most preferred ABI in the list. 7571 7572 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7573 pkg.applicationInfo.secondaryCpuAbi = null; 7574 } else if (has32BitLibs && !has64BitLibs) { 7575 // The package has 32 bit libs but not 64 bit libs. Its primary 7576 // ABI should be 32 bit. 7577 7578 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7579 pkg.applicationInfo.secondaryCpuAbi = null; 7580 } else if (has32BitLibs && has64BitLibs) { 7581 // The application has both 64 and 32 bit bundled libraries. We check 7582 // here that the app declares multiArch support, and warn if it doesn't. 7583 // 7584 // We will be lenient here and record both ABIs. The primary will be the 7585 // ABI that's higher on the list, i.e, a device that's configured to prefer 7586 // 64 bit apps will see a 64 bit primary ABI, 7587 7588 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7589 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7590 } 7591 7592 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7593 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7594 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7595 } else { 7596 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7597 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7598 } 7599 } else { 7600 pkg.applicationInfo.primaryCpuAbi = null; 7601 pkg.applicationInfo.secondaryCpuAbi = null; 7602 } 7603 } 7604 7605 private void killApplication(String pkgName, int appId, String reason) { 7606 // Request the ActivityManager to kill the process(only for existing packages) 7607 // so that we do not end up in a confused state while the user is still using the older 7608 // version of the application while the new one gets installed. 7609 IActivityManager am = ActivityManagerNative.getDefault(); 7610 if (am != null) { 7611 try { 7612 am.killApplicationWithAppId(pkgName, appId, reason); 7613 } catch (RemoteException e) { 7614 } 7615 } 7616 } 7617 7618 void removePackageLI(PackageSetting ps, boolean chatty) { 7619 if (DEBUG_INSTALL) { 7620 if (chatty) 7621 Log.d(TAG, "Removing package " + ps.name); 7622 } 7623 7624 // writer 7625 synchronized (mPackages) { 7626 mPackages.remove(ps.name); 7627 final PackageParser.Package pkg = ps.pkg; 7628 if (pkg != null) { 7629 cleanPackageDataStructuresLILPw(pkg, chatty); 7630 } 7631 } 7632 } 7633 7634 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7635 if (DEBUG_INSTALL) { 7636 if (chatty) 7637 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7638 } 7639 7640 // writer 7641 synchronized (mPackages) { 7642 mPackages.remove(pkg.applicationInfo.packageName); 7643 cleanPackageDataStructuresLILPw(pkg, chatty); 7644 } 7645 } 7646 7647 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7648 int N = pkg.providers.size(); 7649 StringBuilder r = null; 7650 int i; 7651 for (i=0; i<N; i++) { 7652 PackageParser.Provider p = pkg.providers.get(i); 7653 mProviders.removeProvider(p); 7654 if (p.info.authority == null) { 7655 7656 /* There was another ContentProvider with this authority when 7657 * this app was installed so this authority is null, 7658 * Ignore it as we don't have to unregister the provider. 7659 */ 7660 continue; 7661 } 7662 String names[] = p.info.authority.split(";"); 7663 for (int j = 0; j < names.length; j++) { 7664 if (mProvidersByAuthority.get(names[j]) == p) { 7665 mProvidersByAuthority.remove(names[j]); 7666 if (DEBUG_REMOVE) { 7667 if (chatty) 7668 Log.d(TAG, "Unregistered content provider: " + names[j] 7669 + ", className = " + p.info.name + ", isSyncable = " 7670 + p.info.isSyncable); 7671 } 7672 } 7673 } 7674 if (DEBUG_REMOVE && chatty) { 7675 if (r == null) { 7676 r = new StringBuilder(256); 7677 } else { 7678 r.append(' '); 7679 } 7680 r.append(p.info.name); 7681 } 7682 } 7683 if (r != null) { 7684 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7685 } 7686 7687 N = pkg.services.size(); 7688 r = null; 7689 for (i=0; i<N; i++) { 7690 PackageParser.Service s = pkg.services.get(i); 7691 mServices.removeService(s); 7692 if (chatty) { 7693 if (r == null) { 7694 r = new StringBuilder(256); 7695 } else { 7696 r.append(' '); 7697 } 7698 r.append(s.info.name); 7699 } 7700 } 7701 if (r != null) { 7702 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7703 } 7704 7705 N = pkg.receivers.size(); 7706 r = null; 7707 for (i=0; i<N; i++) { 7708 PackageParser.Activity a = pkg.receivers.get(i); 7709 mReceivers.removeActivity(a, "receiver"); 7710 if (DEBUG_REMOVE && chatty) { 7711 if (r == null) { 7712 r = new StringBuilder(256); 7713 } else { 7714 r.append(' '); 7715 } 7716 r.append(a.info.name); 7717 } 7718 } 7719 if (r != null) { 7720 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7721 } 7722 7723 N = pkg.activities.size(); 7724 r = null; 7725 for (i=0; i<N; i++) { 7726 PackageParser.Activity a = pkg.activities.get(i); 7727 mActivities.removeActivity(a, "activity"); 7728 if (DEBUG_REMOVE && chatty) { 7729 if (r == null) { 7730 r = new StringBuilder(256); 7731 } else { 7732 r.append(' '); 7733 } 7734 r.append(a.info.name); 7735 } 7736 } 7737 if (r != null) { 7738 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7739 } 7740 7741 N = pkg.permissions.size(); 7742 r = null; 7743 for (i=0; i<N; i++) { 7744 PackageParser.Permission p = pkg.permissions.get(i); 7745 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7746 if (bp == null) { 7747 bp = mSettings.mPermissionTrees.get(p.info.name); 7748 } 7749 if (bp != null && bp.perm == p) { 7750 bp.perm = null; 7751 if (DEBUG_REMOVE && chatty) { 7752 if (r == null) { 7753 r = new StringBuilder(256); 7754 } else { 7755 r.append(' '); 7756 } 7757 r.append(p.info.name); 7758 } 7759 } 7760 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7761 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7762 if (appOpPerms != null) { 7763 appOpPerms.remove(pkg.packageName); 7764 } 7765 } 7766 } 7767 if (r != null) { 7768 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7769 } 7770 7771 N = pkg.requestedPermissions.size(); 7772 r = null; 7773 for (i=0; i<N; i++) { 7774 String perm = pkg.requestedPermissions.get(i); 7775 BasePermission bp = mSettings.mPermissions.get(perm); 7776 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7777 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7778 if (appOpPerms != null) { 7779 appOpPerms.remove(pkg.packageName); 7780 if (appOpPerms.isEmpty()) { 7781 mAppOpPermissionPackages.remove(perm); 7782 } 7783 } 7784 } 7785 } 7786 if (r != null) { 7787 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7788 } 7789 7790 N = pkg.instrumentation.size(); 7791 r = null; 7792 for (i=0; i<N; i++) { 7793 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7794 mInstrumentation.remove(a.getComponentName()); 7795 if (DEBUG_REMOVE && chatty) { 7796 if (r == null) { 7797 r = new StringBuilder(256); 7798 } else { 7799 r.append(' '); 7800 } 7801 r.append(a.info.name); 7802 } 7803 } 7804 if (r != null) { 7805 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7806 } 7807 7808 r = null; 7809 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7810 // Only system apps can hold shared libraries. 7811 if (pkg.libraryNames != null) { 7812 for (i=0; i<pkg.libraryNames.size(); i++) { 7813 String name = pkg.libraryNames.get(i); 7814 SharedLibraryEntry cur = mSharedLibraries.get(name); 7815 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7816 mSharedLibraries.remove(name); 7817 if (DEBUG_REMOVE && chatty) { 7818 if (r == null) { 7819 r = new StringBuilder(256); 7820 } else { 7821 r.append(' '); 7822 } 7823 r.append(name); 7824 } 7825 } 7826 } 7827 } 7828 } 7829 if (r != null) { 7830 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7831 } 7832 } 7833 7834 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7835 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7836 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7837 return true; 7838 } 7839 } 7840 return false; 7841 } 7842 7843 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7844 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7845 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7846 7847 private void updatePermissionsLPw(String changingPkg, 7848 PackageParser.Package pkgInfo, int flags) { 7849 // Make sure there are no dangling permission trees. 7850 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7851 while (it.hasNext()) { 7852 final BasePermission bp = it.next(); 7853 if (bp.packageSetting == null) { 7854 // We may not yet have parsed the package, so just see if 7855 // we still know about its settings. 7856 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7857 } 7858 if (bp.packageSetting == null) { 7859 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7860 + " from package " + bp.sourcePackage); 7861 it.remove(); 7862 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7863 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7864 Slog.i(TAG, "Removing old permission tree: " + bp.name 7865 + " from package " + bp.sourcePackage); 7866 flags |= UPDATE_PERMISSIONS_ALL; 7867 it.remove(); 7868 } 7869 } 7870 } 7871 7872 // Make sure all dynamic permissions have been assigned to a package, 7873 // and make sure there are no dangling permissions. 7874 it = mSettings.mPermissions.values().iterator(); 7875 while (it.hasNext()) { 7876 final BasePermission bp = it.next(); 7877 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7878 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7879 + bp.name + " pkg=" + bp.sourcePackage 7880 + " info=" + bp.pendingInfo); 7881 if (bp.packageSetting == null && bp.pendingInfo != null) { 7882 final BasePermission tree = findPermissionTreeLP(bp.name); 7883 if (tree != null && tree.perm != null) { 7884 bp.packageSetting = tree.packageSetting; 7885 bp.perm = new PackageParser.Permission(tree.perm.owner, 7886 new PermissionInfo(bp.pendingInfo)); 7887 bp.perm.info.packageName = tree.perm.info.packageName; 7888 bp.perm.info.name = bp.name; 7889 bp.uid = tree.uid; 7890 } 7891 } 7892 } 7893 if (bp.packageSetting == null) { 7894 // We may not yet have parsed the package, so just see if 7895 // we still know about its settings. 7896 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7897 } 7898 if (bp.packageSetting == null) { 7899 Slog.w(TAG, "Removing dangling permission: " + bp.name 7900 + " from package " + bp.sourcePackage); 7901 it.remove(); 7902 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7903 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7904 Slog.i(TAG, "Removing old permission: " + bp.name 7905 + " from package " + bp.sourcePackage); 7906 flags |= UPDATE_PERMISSIONS_ALL; 7907 it.remove(); 7908 } 7909 } 7910 } 7911 7912 // Now update the permissions for all packages, in particular 7913 // replace the granted permissions of the system packages. 7914 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7915 for (PackageParser.Package pkg : mPackages.values()) { 7916 if (pkg != pkgInfo) { 7917 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7918 changingPkg); 7919 } 7920 } 7921 } 7922 7923 if (pkgInfo != null) { 7924 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7925 } 7926 } 7927 7928 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7929 String packageOfInterest) { 7930 // IMPORTANT: There are two types of permissions: install and runtime. 7931 // Install time permissions are granted when the app is installed to 7932 // all device users and users added in the future. Runtime permissions 7933 // are granted at runtime explicitly to specific users. Normal and signature 7934 // protected permissions are install time permissions. Dangerous permissions 7935 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7936 // otherwise they are runtime permissions. This function does not manage 7937 // runtime permissions except for the case an app targeting Lollipop MR1 7938 // being upgraded to target a newer SDK, in which case dangerous permissions 7939 // are transformed from install time to runtime ones. 7940 7941 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7942 if (ps == null) { 7943 return; 7944 } 7945 7946 PermissionsState permissionsState = ps.getPermissionsState(); 7947 PermissionsState origPermissions = permissionsState; 7948 7949 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7950 7951 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7952 7953 boolean changedInstallPermission = false; 7954 7955 if (replace) { 7956 ps.installPermissionsFixed = false; 7957 if (!ps.isSharedUser()) { 7958 origPermissions = new PermissionsState(permissionsState); 7959 permissionsState.reset(); 7960 } 7961 } 7962 7963 permissionsState.setGlobalGids(mGlobalGids); 7964 7965 final int N = pkg.requestedPermissions.size(); 7966 for (int i=0; i<N; i++) { 7967 final String name = pkg.requestedPermissions.get(i); 7968 final BasePermission bp = mSettings.mPermissions.get(name); 7969 7970 if (DEBUG_INSTALL) { 7971 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7972 } 7973 7974 if (bp == null || bp.packageSetting == null) { 7975 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7976 Slog.w(TAG, "Unknown permission " + name 7977 + " in package " + pkg.packageName); 7978 } 7979 continue; 7980 } 7981 7982 final String perm = bp.name; 7983 boolean allowedSig = false; 7984 int grant = GRANT_DENIED; 7985 7986 // Keep track of app op permissions. 7987 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7988 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7989 if (pkgs == null) { 7990 pkgs = new ArraySet<>(); 7991 mAppOpPermissionPackages.put(bp.name, pkgs); 7992 } 7993 pkgs.add(pkg.packageName); 7994 } 7995 7996 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7997 switch (level) { 7998 case PermissionInfo.PROTECTION_NORMAL: { 7999 // For all apps normal permissions are install time ones. 8000 grant = GRANT_INSTALL; 8001 } break; 8002 8003 case PermissionInfo.PROTECTION_DANGEROUS: { 8004 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8005 // For legacy apps dangerous permissions are install time ones. 8006 grant = GRANT_INSTALL_LEGACY; 8007 } else if (origPermissions.hasInstallPermission(bp.name)) { 8008 // For legacy apps that became modern, install becomes runtime. 8009 grant = GRANT_UPGRADE; 8010 } else { 8011 // For modern apps keep runtime permissions unchanged. 8012 grant = GRANT_RUNTIME; 8013 } 8014 } break; 8015 8016 case PermissionInfo.PROTECTION_SIGNATURE: { 8017 // For all apps signature permissions are install time ones. 8018 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8019 if (allowedSig) { 8020 grant = GRANT_INSTALL; 8021 } 8022 } break; 8023 } 8024 8025 if (DEBUG_INSTALL) { 8026 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8027 } 8028 8029 if (grant != GRANT_DENIED) { 8030 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8031 // If this is an existing, non-system package, then 8032 // we can't add any new permissions to it. 8033 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8034 // Except... if this is a permission that was added 8035 // to the platform (note: need to only do this when 8036 // updating the platform). 8037 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8038 grant = GRANT_DENIED; 8039 } 8040 } 8041 } 8042 8043 switch (grant) { 8044 case GRANT_INSTALL: { 8045 // Revoke this as runtime permission to handle the case of 8046 // a runtime permission being downgraded to an install one. 8047 for (int userId : UserManagerService.getInstance().getUserIds()) { 8048 if (origPermissions.getRuntimePermissionState( 8049 bp.name, userId) != null) { 8050 // Revoke the runtime permission and clear the flags. 8051 origPermissions.revokeRuntimePermission(bp, userId); 8052 origPermissions.updatePermissionFlags(bp, userId, 8053 PackageManager.MASK_PERMISSION_FLAGS, 0); 8054 // If we revoked a permission permission, we have to write. 8055 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8056 changedRuntimePermissionUserIds, userId); 8057 } 8058 } 8059 // Grant an install permission. 8060 if (permissionsState.grantInstallPermission(bp) != 8061 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8062 changedInstallPermission = true; 8063 } 8064 } break; 8065 8066 case GRANT_INSTALL_LEGACY: { 8067 // Grant an install permission. 8068 if (permissionsState.grantInstallPermission(bp) != 8069 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8070 changedInstallPermission = true; 8071 } 8072 } break; 8073 8074 case GRANT_RUNTIME: { 8075 // Grant previously granted runtime permissions. 8076 for (int userId : UserManagerService.getInstance().getUserIds()) { 8077 PermissionState permissionState = origPermissions 8078 .getRuntimePermissionState(bp.name, userId); 8079 final int flags = permissionState != null 8080 ? permissionState.getFlags() : 0; 8081 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8082 if (permissionsState.grantRuntimePermission(bp, userId) == 8083 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8084 // If we cannot put the permission as it was, we have to write. 8085 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8086 changedRuntimePermissionUserIds, userId); 8087 } 8088 } 8089 // Propagate the permission flags. 8090 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8091 } 8092 } break; 8093 8094 case GRANT_UPGRADE: { 8095 // Grant runtime permissions for a previously held install permission. 8096 PermissionState permissionState = origPermissions 8097 .getInstallPermissionState(bp.name); 8098 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8099 8100 if (origPermissions.revokeInstallPermission(bp) 8101 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8102 // We will be transferring the permission flags, so clear them. 8103 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8104 PackageManager.MASK_PERMISSION_FLAGS, 0); 8105 changedInstallPermission = true; 8106 } 8107 8108 // If the permission is not to be promoted to runtime we ignore it and 8109 // also its other flags as they are not applicable to install permissions. 8110 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8111 for (int userId : currentUserIds) { 8112 if (permissionsState.grantRuntimePermission(bp, userId) != 8113 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8114 // Transfer the permission flags. 8115 permissionsState.updatePermissionFlags(bp, userId, 8116 flags, flags); 8117 // If we granted the permission, we have to write. 8118 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8119 changedRuntimePermissionUserIds, userId); 8120 } 8121 } 8122 } 8123 } break; 8124 8125 default: { 8126 if (packageOfInterest == null 8127 || packageOfInterest.equals(pkg.packageName)) { 8128 Slog.w(TAG, "Not granting permission " + perm 8129 + " to package " + pkg.packageName 8130 + " because it was previously installed without"); 8131 } 8132 } break; 8133 } 8134 } else { 8135 if (permissionsState.revokeInstallPermission(bp) != 8136 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8137 // Also drop the permission flags. 8138 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8139 PackageManager.MASK_PERMISSION_FLAGS, 0); 8140 changedInstallPermission = true; 8141 Slog.i(TAG, "Un-granting permission " + perm 8142 + " from package " + pkg.packageName 8143 + " (protectionLevel=" + bp.protectionLevel 8144 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8145 + ")"); 8146 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8147 // Don't print warning for app op permissions, since it is fine for them 8148 // not to be granted, there is a UI for the user to decide. 8149 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8150 Slog.w(TAG, "Not granting permission " + perm 8151 + " to package " + pkg.packageName 8152 + " (protectionLevel=" + bp.protectionLevel 8153 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8154 + ")"); 8155 } 8156 } 8157 } 8158 } 8159 8160 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8161 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8162 // This is the first that we have heard about this package, so the 8163 // permissions we have now selected are fixed until explicitly 8164 // changed. 8165 ps.installPermissionsFixed = true; 8166 } 8167 8168 // Persist the runtime permissions state for users with changes. 8169 for (int userId : changedRuntimePermissionUserIds) { 8170 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8171 } 8172 } 8173 8174 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8175 boolean allowed = false; 8176 final int NP = PackageParser.NEW_PERMISSIONS.length; 8177 for (int ip=0; ip<NP; ip++) { 8178 final PackageParser.NewPermissionInfo npi 8179 = PackageParser.NEW_PERMISSIONS[ip]; 8180 if (npi.name.equals(perm) 8181 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8182 allowed = true; 8183 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8184 + pkg.packageName); 8185 break; 8186 } 8187 } 8188 return allowed; 8189 } 8190 8191 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8192 BasePermission bp, PermissionsState origPermissions) { 8193 boolean allowed; 8194 allowed = (compareSignatures( 8195 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8196 == PackageManager.SIGNATURE_MATCH) 8197 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8198 == PackageManager.SIGNATURE_MATCH); 8199 if (!allowed && (bp.protectionLevel 8200 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8201 if (isSystemApp(pkg)) { 8202 // For updated system applications, a system permission 8203 // is granted only if it had been defined by the original application. 8204 if (pkg.isUpdatedSystemApp()) { 8205 final PackageSetting sysPs = mSettings 8206 .getDisabledSystemPkgLPr(pkg.packageName); 8207 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8208 // If the original was granted this permission, we take 8209 // that grant decision as read and propagate it to the 8210 // update. 8211 if (sysPs.isPrivileged()) { 8212 allowed = true; 8213 } 8214 } else { 8215 // The system apk may have been updated with an older 8216 // version of the one on the data partition, but which 8217 // granted a new system permission that it didn't have 8218 // before. In this case we do want to allow the app to 8219 // now get the new permission if the ancestral apk is 8220 // privileged to get it. 8221 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8222 for (int j=0; 8223 j<sysPs.pkg.requestedPermissions.size(); j++) { 8224 if (perm.equals( 8225 sysPs.pkg.requestedPermissions.get(j))) { 8226 allowed = true; 8227 break; 8228 } 8229 } 8230 } 8231 } 8232 } else { 8233 allowed = isPrivilegedApp(pkg); 8234 } 8235 } 8236 } 8237 if (!allowed && (bp.protectionLevel 8238 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8239 // For development permissions, a development permission 8240 // is granted only if it was already granted. 8241 allowed = origPermissions.hasInstallPermission(perm); 8242 } 8243 return allowed; 8244 } 8245 8246 final class ActivityIntentResolver 8247 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8248 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8249 boolean defaultOnly, int userId) { 8250 if (!sUserManager.exists(userId)) return null; 8251 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8252 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8253 } 8254 8255 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8256 int userId) { 8257 if (!sUserManager.exists(userId)) return null; 8258 mFlags = flags; 8259 return super.queryIntent(intent, resolvedType, 8260 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8261 } 8262 8263 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8264 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8265 if (!sUserManager.exists(userId)) return null; 8266 if (packageActivities == null) { 8267 return null; 8268 } 8269 mFlags = flags; 8270 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8271 final int N = packageActivities.size(); 8272 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8273 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8274 8275 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8276 for (int i = 0; i < N; ++i) { 8277 intentFilters = packageActivities.get(i).intents; 8278 if (intentFilters != null && intentFilters.size() > 0) { 8279 PackageParser.ActivityIntentInfo[] array = 8280 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8281 intentFilters.toArray(array); 8282 listCut.add(array); 8283 } 8284 } 8285 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8286 } 8287 8288 public final void addActivity(PackageParser.Activity a, String type) { 8289 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8290 mActivities.put(a.getComponentName(), a); 8291 if (DEBUG_SHOW_INFO) 8292 Log.v( 8293 TAG, " " + type + " " + 8294 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8295 if (DEBUG_SHOW_INFO) 8296 Log.v(TAG, " Class=" + a.info.name); 8297 final int NI = a.intents.size(); 8298 for (int j=0; j<NI; j++) { 8299 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8300 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8301 intent.setPriority(0); 8302 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8303 + a.className + " with priority > 0, forcing to 0"); 8304 } 8305 if (DEBUG_SHOW_INFO) { 8306 Log.v(TAG, " IntentFilter:"); 8307 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8308 } 8309 if (!intent.debugCheck()) { 8310 Log.w(TAG, "==> For Activity " + a.info.name); 8311 } 8312 addFilter(intent); 8313 } 8314 } 8315 8316 public final void removeActivity(PackageParser.Activity a, String type) { 8317 mActivities.remove(a.getComponentName()); 8318 if (DEBUG_SHOW_INFO) { 8319 Log.v(TAG, " " + type + " " 8320 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8321 : a.info.name) + ":"); 8322 Log.v(TAG, " Class=" + a.info.name); 8323 } 8324 final int NI = a.intents.size(); 8325 for (int j=0; j<NI; j++) { 8326 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8327 if (DEBUG_SHOW_INFO) { 8328 Log.v(TAG, " IntentFilter:"); 8329 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8330 } 8331 removeFilter(intent); 8332 } 8333 } 8334 8335 @Override 8336 protected boolean allowFilterResult( 8337 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8338 ActivityInfo filterAi = filter.activity.info; 8339 for (int i=dest.size()-1; i>=0; i--) { 8340 ActivityInfo destAi = dest.get(i).activityInfo; 8341 if (destAi.name == filterAi.name 8342 && destAi.packageName == filterAi.packageName) { 8343 return false; 8344 } 8345 } 8346 return true; 8347 } 8348 8349 @Override 8350 protected ActivityIntentInfo[] newArray(int size) { 8351 return new ActivityIntentInfo[size]; 8352 } 8353 8354 @Override 8355 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8356 if (!sUserManager.exists(userId)) return true; 8357 PackageParser.Package p = filter.activity.owner; 8358 if (p != null) { 8359 PackageSetting ps = (PackageSetting)p.mExtras; 8360 if (ps != null) { 8361 // System apps are never considered stopped for purposes of 8362 // filtering, because there may be no way for the user to 8363 // actually re-launch them. 8364 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8365 && ps.getStopped(userId); 8366 } 8367 } 8368 return false; 8369 } 8370 8371 @Override 8372 protected boolean isPackageForFilter(String packageName, 8373 PackageParser.ActivityIntentInfo info) { 8374 return packageName.equals(info.activity.owner.packageName); 8375 } 8376 8377 @Override 8378 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8379 int match, int userId) { 8380 if (!sUserManager.exists(userId)) return null; 8381 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8382 return null; 8383 } 8384 final PackageParser.Activity activity = info.activity; 8385 if (mSafeMode && (activity.info.applicationInfo.flags 8386 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8387 return null; 8388 } 8389 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8390 if (ps == null) { 8391 return null; 8392 } 8393 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8394 ps.readUserState(userId), userId); 8395 if (ai == null) { 8396 return null; 8397 } 8398 final ResolveInfo res = new ResolveInfo(); 8399 res.activityInfo = ai; 8400 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8401 res.filter = info; 8402 } 8403 if (info != null) { 8404 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8405 } 8406 res.priority = info.getPriority(); 8407 res.preferredOrder = activity.owner.mPreferredOrder; 8408 //System.out.println("Result: " + res.activityInfo.className + 8409 // " = " + res.priority); 8410 res.match = match; 8411 res.isDefault = info.hasDefault; 8412 res.labelRes = info.labelRes; 8413 res.nonLocalizedLabel = info.nonLocalizedLabel; 8414 if (userNeedsBadging(userId)) { 8415 res.noResourceId = true; 8416 } else { 8417 res.icon = info.icon; 8418 } 8419 res.iconResourceId = info.icon; 8420 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8421 return res; 8422 } 8423 8424 @Override 8425 protected void sortResults(List<ResolveInfo> results) { 8426 Collections.sort(results, mResolvePrioritySorter); 8427 } 8428 8429 @Override 8430 protected void dumpFilter(PrintWriter out, String prefix, 8431 PackageParser.ActivityIntentInfo filter) { 8432 out.print(prefix); out.print( 8433 Integer.toHexString(System.identityHashCode(filter.activity))); 8434 out.print(' '); 8435 filter.activity.printComponentShortName(out); 8436 out.print(" filter "); 8437 out.println(Integer.toHexString(System.identityHashCode(filter))); 8438 } 8439 8440 @Override 8441 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8442 return filter.activity; 8443 } 8444 8445 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8446 PackageParser.Activity activity = (PackageParser.Activity)label; 8447 out.print(prefix); out.print( 8448 Integer.toHexString(System.identityHashCode(activity))); 8449 out.print(' '); 8450 activity.printComponentShortName(out); 8451 if (count > 1) { 8452 out.print(" ("); out.print(count); out.print(" filters)"); 8453 } 8454 out.println(); 8455 } 8456 8457// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8458// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8459// final List<ResolveInfo> retList = Lists.newArrayList(); 8460// while (i.hasNext()) { 8461// final ResolveInfo resolveInfo = i.next(); 8462// if (isEnabledLP(resolveInfo.activityInfo)) { 8463// retList.add(resolveInfo); 8464// } 8465// } 8466// return retList; 8467// } 8468 8469 // Keys are String (activity class name), values are Activity. 8470 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8471 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8472 private int mFlags; 8473 } 8474 8475 private final class ServiceIntentResolver 8476 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8477 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8478 boolean defaultOnly, int userId) { 8479 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8480 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8481 } 8482 8483 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8484 int userId) { 8485 if (!sUserManager.exists(userId)) return null; 8486 mFlags = flags; 8487 return super.queryIntent(intent, resolvedType, 8488 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8489 } 8490 8491 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8492 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8493 if (!sUserManager.exists(userId)) return null; 8494 if (packageServices == null) { 8495 return null; 8496 } 8497 mFlags = flags; 8498 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8499 final int N = packageServices.size(); 8500 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8501 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8502 8503 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8504 for (int i = 0; i < N; ++i) { 8505 intentFilters = packageServices.get(i).intents; 8506 if (intentFilters != null && intentFilters.size() > 0) { 8507 PackageParser.ServiceIntentInfo[] array = 8508 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8509 intentFilters.toArray(array); 8510 listCut.add(array); 8511 } 8512 } 8513 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8514 } 8515 8516 public final void addService(PackageParser.Service s) { 8517 mServices.put(s.getComponentName(), s); 8518 if (DEBUG_SHOW_INFO) { 8519 Log.v(TAG, " " 8520 + (s.info.nonLocalizedLabel != null 8521 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8522 Log.v(TAG, " Class=" + s.info.name); 8523 } 8524 final int NI = s.intents.size(); 8525 int j; 8526 for (j=0; j<NI; j++) { 8527 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8528 if (DEBUG_SHOW_INFO) { 8529 Log.v(TAG, " IntentFilter:"); 8530 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8531 } 8532 if (!intent.debugCheck()) { 8533 Log.w(TAG, "==> For Service " + s.info.name); 8534 } 8535 addFilter(intent); 8536 } 8537 } 8538 8539 public final void removeService(PackageParser.Service s) { 8540 mServices.remove(s.getComponentName()); 8541 if (DEBUG_SHOW_INFO) { 8542 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8543 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8544 Log.v(TAG, " Class=" + s.info.name); 8545 } 8546 final int NI = s.intents.size(); 8547 int j; 8548 for (j=0; j<NI; j++) { 8549 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8550 if (DEBUG_SHOW_INFO) { 8551 Log.v(TAG, " IntentFilter:"); 8552 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8553 } 8554 removeFilter(intent); 8555 } 8556 } 8557 8558 @Override 8559 protected boolean allowFilterResult( 8560 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8561 ServiceInfo filterSi = filter.service.info; 8562 for (int i=dest.size()-1; i>=0; i--) { 8563 ServiceInfo destAi = dest.get(i).serviceInfo; 8564 if (destAi.name == filterSi.name 8565 && destAi.packageName == filterSi.packageName) { 8566 return false; 8567 } 8568 } 8569 return true; 8570 } 8571 8572 @Override 8573 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8574 return new PackageParser.ServiceIntentInfo[size]; 8575 } 8576 8577 @Override 8578 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8579 if (!sUserManager.exists(userId)) return true; 8580 PackageParser.Package p = filter.service.owner; 8581 if (p != null) { 8582 PackageSetting ps = (PackageSetting)p.mExtras; 8583 if (ps != null) { 8584 // System apps are never considered stopped for purposes of 8585 // filtering, because there may be no way for the user to 8586 // actually re-launch them. 8587 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8588 && ps.getStopped(userId); 8589 } 8590 } 8591 return false; 8592 } 8593 8594 @Override 8595 protected boolean isPackageForFilter(String packageName, 8596 PackageParser.ServiceIntentInfo info) { 8597 return packageName.equals(info.service.owner.packageName); 8598 } 8599 8600 @Override 8601 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8602 int match, int userId) { 8603 if (!sUserManager.exists(userId)) return null; 8604 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8605 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8606 return null; 8607 } 8608 final PackageParser.Service service = info.service; 8609 if (mSafeMode && (service.info.applicationInfo.flags 8610 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8611 return null; 8612 } 8613 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8614 if (ps == null) { 8615 return null; 8616 } 8617 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8618 ps.readUserState(userId), userId); 8619 if (si == null) { 8620 return null; 8621 } 8622 final ResolveInfo res = new ResolveInfo(); 8623 res.serviceInfo = si; 8624 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8625 res.filter = filter; 8626 } 8627 res.priority = info.getPriority(); 8628 res.preferredOrder = service.owner.mPreferredOrder; 8629 res.match = match; 8630 res.isDefault = info.hasDefault; 8631 res.labelRes = info.labelRes; 8632 res.nonLocalizedLabel = info.nonLocalizedLabel; 8633 res.icon = info.icon; 8634 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8635 return res; 8636 } 8637 8638 @Override 8639 protected void sortResults(List<ResolveInfo> results) { 8640 Collections.sort(results, mResolvePrioritySorter); 8641 } 8642 8643 @Override 8644 protected void dumpFilter(PrintWriter out, String prefix, 8645 PackageParser.ServiceIntentInfo filter) { 8646 out.print(prefix); out.print( 8647 Integer.toHexString(System.identityHashCode(filter.service))); 8648 out.print(' '); 8649 filter.service.printComponentShortName(out); 8650 out.print(" filter "); 8651 out.println(Integer.toHexString(System.identityHashCode(filter))); 8652 } 8653 8654 @Override 8655 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8656 return filter.service; 8657 } 8658 8659 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8660 PackageParser.Service service = (PackageParser.Service)label; 8661 out.print(prefix); out.print( 8662 Integer.toHexString(System.identityHashCode(service))); 8663 out.print(' '); 8664 service.printComponentShortName(out); 8665 if (count > 1) { 8666 out.print(" ("); out.print(count); out.print(" filters)"); 8667 } 8668 out.println(); 8669 } 8670 8671// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8672// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8673// final List<ResolveInfo> retList = Lists.newArrayList(); 8674// while (i.hasNext()) { 8675// final ResolveInfo resolveInfo = (ResolveInfo) i; 8676// if (isEnabledLP(resolveInfo.serviceInfo)) { 8677// retList.add(resolveInfo); 8678// } 8679// } 8680// return retList; 8681// } 8682 8683 // Keys are String (activity class name), values are Activity. 8684 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8685 = new ArrayMap<ComponentName, PackageParser.Service>(); 8686 private int mFlags; 8687 }; 8688 8689 private final class ProviderIntentResolver 8690 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8691 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8692 boolean defaultOnly, int userId) { 8693 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8694 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8695 } 8696 8697 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8698 int userId) { 8699 if (!sUserManager.exists(userId)) 8700 return null; 8701 mFlags = flags; 8702 return super.queryIntent(intent, resolvedType, 8703 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8704 } 8705 8706 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8707 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8708 if (!sUserManager.exists(userId)) 8709 return null; 8710 if (packageProviders == null) { 8711 return null; 8712 } 8713 mFlags = flags; 8714 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8715 final int N = packageProviders.size(); 8716 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8717 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8718 8719 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8720 for (int i = 0; i < N; ++i) { 8721 intentFilters = packageProviders.get(i).intents; 8722 if (intentFilters != null && intentFilters.size() > 0) { 8723 PackageParser.ProviderIntentInfo[] array = 8724 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8725 intentFilters.toArray(array); 8726 listCut.add(array); 8727 } 8728 } 8729 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8730 } 8731 8732 public final void addProvider(PackageParser.Provider p) { 8733 if (mProviders.containsKey(p.getComponentName())) { 8734 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8735 return; 8736 } 8737 8738 mProviders.put(p.getComponentName(), p); 8739 if (DEBUG_SHOW_INFO) { 8740 Log.v(TAG, " " 8741 + (p.info.nonLocalizedLabel != null 8742 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8743 Log.v(TAG, " Class=" + p.info.name); 8744 } 8745 final int NI = p.intents.size(); 8746 int j; 8747 for (j = 0; j < NI; j++) { 8748 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8749 if (DEBUG_SHOW_INFO) { 8750 Log.v(TAG, " IntentFilter:"); 8751 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8752 } 8753 if (!intent.debugCheck()) { 8754 Log.w(TAG, "==> For Provider " + p.info.name); 8755 } 8756 addFilter(intent); 8757 } 8758 } 8759 8760 public final void removeProvider(PackageParser.Provider p) { 8761 mProviders.remove(p.getComponentName()); 8762 if (DEBUG_SHOW_INFO) { 8763 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8764 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8765 Log.v(TAG, " Class=" + p.info.name); 8766 } 8767 final int NI = p.intents.size(); 8768 int j; 8769 for (j = 0; j < NI; j++) { 8770 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8771 if (DEBUG_SHOW_INFO) { 8772 Log.v(TAG, " IntentFilter:"); 8773 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8774 } 8775 removeFilter(intent); 8776 } 8777 } 8778 8779 @Override 8780 protected boolean allowFilterResult( 8781 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8782 ProviderInfo filterPi = filter.provider.info; 8783 for (int i = dest.size() - 1; i >= 0; i--) { 8784 ProviderInfo destPi = dest.get(i).providerInfo; 8785 if (destPi.name == filterPi.name 8786 && destPi.packageName == filterPi.packageName) { 8787 return false; 8788 } 8789 } 8790 return true; 8791 } 8792 8793 @Override 8794 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8795 return new PackageParser.ProviderIntentInfo[size]; 8796 } 8797 8798 @Override 8799 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8800 if (!sUserManager.exists(userId)) 8801 return true; 8802 PackageParser.Package p = filter.provider.owner; 8803 if (p != null) { 8804 PackageSetting ps = (PackageSetting) p.mExtras; 8805 if (ps != null) { 8806 // System apps are never considered stopped for purposes of 8807 // filtering, because there may be no way for the user to 8808 // actually re-launch them. 8809 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8810 && ps.getStopped(userId); 8811 } 8812 } 8813 return false; 8814 } 8815 8816 @Override 8817 protected boolean isPackageForFilter(String packageName, 8818 PackageParser.ProviderIntentInfo info) { 8819 return packageName.equals(info.provider.owner.packageName); 8820 } 8821 8822 @Override 8823 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8824 int match, int userId) { 8825 if (!sUserManager.exists(userId)) 8826 return null; 8827 final PackageParser.ProviderIntentInfo info = filter; 8828 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8829 return null; 8830 } 8831 final PackageParser.Provider provider = info.provider; 8832 if (mSafeMode && (provider.info.applicationInfo.flags 8833 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8834 return null; 8835 } 8836 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8837 if (ps == null) { 8838 return null; 8839 } 8840 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8841 ps.readUserState(userId), userId); 8842 if (pi == null) { 8843 return null; 8844 } 8845 final ResolveInfo res = new ResolveInfo(); 8846 res.providerInfo = pi; 8847 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8848 res.filter = filter; 8849 } 8850 res.priority = info.getPriority(); 8851 res.preferredOrder = provider.owner.mPreferredOrder; 8852 res.match = match; 8853 res.isDefault = info.hasDefault; 8854 res.labelRes = info.labelRes; 8855 res.nonLocalizedLabel = info.nonLocalizedLabel; 8856 res.icon = info.icon; 8857 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8858 return res; 8859 } 8860 8861 @Override 8862 protected void sortResults(List<ResolveInfo> results) { 8863 Collections.sort(results, mResolvePrioritySorter); 8864 } 8865 8866 @Override 8867 protected void dumpFilter(PrintWriter out, String prefix, 8868 PackageParser.ProviderIntentInfo filter) { 8869 out.print(prefix); 8870 out.print( 8871 Integer.toHexString(System.identityHashCode(filter.provider))); 8872 out.print(' '); 8873 filter.provider.printComponentShortName(out); 8874 out.print(" filter "); 8875 out.println(Integer.toHexString(System.identityHashCode(filter))); 8876 } 8877 8878 @Override 8879 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8880 return filter.provider; 8881 } 8882 8883 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8884 PackageParser.Provider provider = (PackageParser.Provider)label; 8885 out.print(prefix); out.print( 8886 Integer.toHexString(System.identityHashCode(provider))); 8887 out.print(' '); 8888 provider.printComponentShortName(out); 8889 if (count > 1) { 8890 out.print(" ("); out.print(count); out.print(" filters)"); 8891 } 8892 out.println(); 8893 } 8894 8895 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8896 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8897 private int mFlags; 8898 }; 8899 8900 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8901 new Comparator<ResolveInfo>() { 8902 public int compare(ResolveInfo r1, ResolveInfo r2) { 8903 int v1 = r1.priority; 8904 int v2 = r2.priority; 8905 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8906 if (v1 != v2) { 8907 return (v1 > v2) ? -1 : 1; 8908 } 8909 v1 = r1.preferredOrder; 8910 v2 = r2.preferredOrder; 8911 if (v1 != v2) { 8912 return (v1 > v2) ? -1 : 1; 8913 } 8914 if (r1.isDefault != r2.isDefault) { 8915 return r1.isDefault ? -1 : 1; 8916 } 8917 v1 = r1.match; 8918 v2 = r2.match; 8919 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8920 if (v1 != v2) { 8921 return (v1 > v2) ? -1 : 1; 8922 } 8923 if (r1.system != r2.system) { 8924 return r1.system ? -1 : 1; 8925 } 8926 return 0; 8927 } 8928 }; 8929 8930 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8931 new Comparator<ProviderInfo>() { 8932 public int compare(ProviderInfo p1, ProviderInfo p2) { 8933 final int v1 = p1.initOrder; 8934 final int v2 = p2.initOrder; 8935 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8936 } 8937 }; 8938 8939 final void sendPackageBroadcast(final String action, final String pkg, 8940 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8941 final int[] userIds) { 8942 mHandler.post(new Runnable() { 8943 @Override 8944 public void run() { 8945 try { 8946 final IActivityManager am = ActivityManagerNative.getDefault(); 8947 if (am == null) return; 8948 final int[] resolvedUserIds; 8949 if (userIds == null) { 8950 resolvedUserIds = am.getRunningUserIds(); 8951 } else { 8952 resolvedUserIds = userIds; 8953 } 8954 for (int id : resolvedUserIds) { 8955 final Intent intent = new Intent(action, 8956 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8957 if (extras != null) { 8958 intent.putExtras(extras); 8959 } 8960 if (targetPkg != null) { 8961 intent.setPackage(targetPkg); 8962 } 8963 // Modify the UID when posting to other users 8964 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8965 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8966 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8967 intent.putExtra(Intent.EXTRA_UID, uid); 8968 } 8969 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8970 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8971 if (DEBUG_BROADCASTS) { 8972 RuntimeException here = new RuntimeException("here"); 8973 here.fillInStackTrace(); 8974 Slog.d(TAG, "Sending to user " + id + ": " 8975 + intent.toShortString(false, true, false, false) 8976 + " " + intent.getExtras(), here); 8977 } 8978 am.broadcastIntent(null, intent, null, finishedReceiver, 8979 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8980 null, finishedReceiver != null, false, id); 8981 } 8982 } catch (RemoteException ex) { 8983 } 8984 } 8985 }); 8986 } 8987 8988 /** 8989 * Check if the external storage media is available. This is true if there 8990 * is a mounted external storage medium or if the external storage is 8991 * emulated. 8992 */ 8993 private boolean isExternalMediaAvailable() { 8994 return mMediaMounted || Environment.isExternalStorageEmulated(); 8995 } 8996 8997 @Override 8998 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8999 // writer 9000 synchronized (mPackages) { 9001 if (!isExternalMediaAvailable()) { 9002 // If the external storage is no longer mounted at this point, 9003 // the caller may not have been able to delete all of this 9004 // packages files and can not delete any more. Bail. 9005 return null; 9006 } 9007 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9008 if (lastPackage != null) { 9009 pkgs.remove(lastPackage); 9010 } 9011 if (pkgs.size() > 0) { 9012 return pkgs.get(0); 9013 } 9014 } 9015 return null; 9016 } 9017 9018 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9019 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9020 userId, andCode ? 1 : 0, packageName); 9021 if (mSystemReady) { 9022 msg.sendToTarget(); 9023 } else { 9024 if (mPostSystemReadyMessages == null) { 9025 mPostSystemReadyMessages = new ArrayList<>(); 9026 } 9027 mPostSystemReadyMessages.add(msg); 9028 } 9029 } 9030 9031 void startCleaningPackages() { 9032 // reader 9033 synchronized (mPackages) { 9034 if (!isExternalMediaAvailable()) { 9035 return; 9036 } 9037 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9038 return; 9039 } 9040 } 9041 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9042 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9043 IActivityManager am = ActivityManagerNative.getDefault(); 9044 if (am != null) { 9045 try { 9046 am.startService(null, intent, null, UserHandle.USER_OWNER); 9047 } catch (RemoteException e) { 9048 } 9049 } 9050 } 9051 9052 @Override 9053 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9054 int installFlags, String installerPackageName, VerificationParams verificationParams, 9055 String packageAbiOverride) { 9056 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9057 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9058 } 9059 9060 @Override 9061 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9062 int installFlags, String installerPackageName, VerificationParams verificationParams, 9063 String packageAbiOverride, int userId) { 9064 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9065 9066 final int callingUid = Binder.getCallingUid(); 9067 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9068 9069 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9070 try { 9071 if (observer != null) { 9072 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9073 } 9074 } catch (RemoteException re) { 9075 } 9076 return; 9077 } 9078 9079 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9080 installFlags |= PackageManager.INSTALL_FROM_ADB; 9081 9082 } else { 9083 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9084 // about installerPackageName. 9085 9086 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9087 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9088 } 9089 9090 UserHandle user; 9091 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9092 user = UserHandle.ALL; 9093 } else { 9094 user = new UserHandle(userId); 9095 } 9096 9097 // Only system components can circumvent runtime permissions when installing. 9098 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9099 && mContext.checkCallingOrSelfPermission(Manifest.permission 9100 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9101 throw new SecurityException("You need the " 9102 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9103 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9104 } 9105 9106 verificationParams.setInstallerUid(callingUid); 9107 9108 final File originFile = new File(originPath); 9109 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9110 9111 final Message msg = mHandler.obtainMessage(INIT_COPY); 9112 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9113 null, verificationParams, user, packageAbiOverride); 9114 mHandler.sendMessage(msg); 9115 } 9116 9117 void installStage(String packageName, File stagedDir, String stagedCid, 9118 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9119 String installerPackageName, int installerUid, UserHandle user) { 9120 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9121 params.referrerUri, installerUid, null); 9122 9123 final OriginInfo origin; 9124 if (stagedDir != null) { 9125 origin = OriginInfo.fromStagedFile(stagedDir); 9126 } else { 9127 origin = OriginInfo.fromStagedContainer(stagedCid); 9128 } 9129 9130 final Message msg = mHandler.obtainMessage(INIT_COPY); 9131 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9132 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9133 mHandler.sendMessage(msg); 9134 } 9135 9136 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9137 Bundle extras = new Bundle(1); 9138 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9139 9140 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9141 packageName, extras, null, null, new int[] {userId}); 9142 try { 9143 IActivityManager am = ActivityManagerNative.getDefault(); 9144 final boolean isSystem = 9145 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9146 if (isSystem && am.isUserRunning(userId, false)) { 9147 // The just-installed/enabled app is bundled on the system, so presumed 9148 // to be able to run automatically without needing an explicit launch. 9149 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9150 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9151 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9152 .setPackage(packageName); 9153 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9154 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9155 } 9156 } catch (RemoteException e) { 9157 // shouldn't happen 9158 Slog.w(TAG, "Unable to bootstrap installed package", e); 9159 } 9160 } 9161 9162 @Override 9163 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9164 int userId) { 9165 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9166 PackageSetting pkgSetting; 9167 final int uid = Binder.getCallingUid(); 9168 enforceCrossUserPermission(uid, userId, true, true, 9169 "setApplicationHiddenSetting for user " + userId); 9170 9171 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9172 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9173 return false; 9174 } 9175 9176 long callingId = Binder.clearCallingIdentity(); 9177 try { 9178 boolean sendAdded = false; 9179 boolean sendRemoved = false; 9180 // writer 9181 synchronized (mPackages) { 9182 pkgSetting = mSettings.mPackages.get(packageName); 9183 if (pkgSetting == null) { 9184 return false; 9185 } 9186 if (pkgSetting.getHidden(userId) != hidden) { 9187 pkgSetting.setHidden(hidden, userId); 9188 mSettings.writePackageRestrictionsLPr(userId); 9189 if (hidden) { 9190 sendRemoved = true; 9191 } else { 9192 sendAdded = true; 9193 } 9194 } 9195 } 9196 if (sendAdded) { 9197 sendPackageAddedForUser(packageName, pkgSetting, userId); 9198 return true; 9199 } 9200 if (sendRemoved) { 9201 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9202 "hiding pkg"); 9203 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9204 } 9205 } finally { 9206 Binder.restoreCallingIdentity(callingId); 9207 } 9208 return false; 9209 } 9210 9211 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9212 int userId) { 9213 final PackageRemovedInfo info = new PackageRemovedInfo(); 9214 info.removedPackage = packageName; 9215 info.removedUsers = new int[] {userId}; 9216 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9217 info.sendBroadcast(false, false, false); 9218 } 9219 9220 /** 9221 * Returns true if application is not found or there was an error. Otherwise it returns 9222 * the hidden state of the package for the given user. 9223 */ 9224 @Override 9225 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9226 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9227 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9228 false, "getApplicationHidden for user " + userId); 9229 PackageSetting pkgSetting; 9230 long callingId = Binder.clearCallingIdentity(); 9231 try { 9232 // writer 9233 synchronized (mPackages) { 9234 pkgSetting = mSettings.mPackages.get(packageName); 9235 if (pkgSetting == null) { 9236 return true; 9237 } 9238 return pkgSetting.getHidden(userId); 9239 } 9240 } finally { 9241 Binder.restoreCallingIdentity(callingId); 9242 } 9243 } 9244 9245 /** 9246 * @hide 9247 */ 9248 @Override 9249 public int installExistingPackageAsUser(String packageName, int userId) { 9250 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9251 null); 9252 PackageSetting pkgSetting; 9253 final int uid = Binder.getCallingUid(); 9254 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9255 + userId); 9256 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9257 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9258 } 9259 9260 long callingId = Binder.clearCallingIdentity(); 9261 try { 9262 boolean sendAdded = false; 9263 9264 // writer 9265 synchronized (mPackages) { 9266 pkgSetting = mSettings.mPackages.get(packageName); 9267 if (pkgSetting == null) { 9268 return PackageManager.INSTALL_FAILED_INVALID_URI; 9269 } 9270 if (!pkgSetting.getInstalled(userId)) { 9271 pkgSetting.setInstalled(true, userId); 9272 pkgSetting.setHidden(false, userId); 9273 mSettings.writePackageRestrictionsLPr(userId); 9274 sendAdded = true; 9275 } 9276 } 9277 9278 if (sendAdded) { 9279 sendPackageAddedForUser(packageName, pkgSetting, userId); 9280 } 9281 } finally { 9282 Binder.restoreCallingIdentity(callingId); 9283 } 9284 9285 return PackageManager.INSTALL_SUCCEEDED; 9286 } 9287 9288 boolean isUserRestricted(int userId, String restrictionKey) { 9289 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9290 if (restrictions.getBoolean(restrictionKey, false)) { 9291 Log.w(TAG, "User is restricted: " + restrictionKey); 9292 return true; 9293 } 9294 return false; 9295 } 9296 9297 @Override 9298 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9299 mContext.enforceCallingOrSelfPermission( 9300 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9301 "Only package verification agents can verify applications"); 9302 9303 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9304 final PackageVerificationResponse response = new PackageVerificationResponse( 9305 verificationCode, Binder.getCallingUid()); 9306 msg.arg1 = id; 9307 msg.obj = response; 9308 mHandler.sendMessage(msg); 9309 } 9310 9311 @Override 9312 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9313 long millisecondsToDelay) { 9314 mContext.enforceCallingOrSelfPermission( 9315 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9316 "Only package verification agents can extend verification timeouts"); 9317 9318 final PackageVerificationState state = mPendingVerification.get(id); 9319 final PackageVerificationResponse response = new PackageVerificationResponse( 9320 verificationCodeAtTimeout, Binder.getCallingUid()); 9321 9322 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9323 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9324 } 9325 if (millisecondsToDelay < 0) { 9326 millisecondsToDelay = 0; 9327 } 9328 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9329 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9330 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9331 } 9332 9333 if ((state != null) && !state.timeoutExtended()) { 9334 state.extendTimeout(); 9335 9336 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9337 msg.arg1 = id; 9338 msg.obj = response; 9339 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9340 } 9341 } 9342 9343 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9344 int verificationCode, UserHandle user) { 9345 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9346 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9347 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9348 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9349 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9350 9351 mContext.sendBroadcastAsUser(intent, user, 9352 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9353 } 9354 9355 private ComponentName matchComponentForVerifier(String packageName, 9356 List<ResolveInfo> receivers) { 9357 ActivityInfo targetReceiver = null; 9358 9359 final int NR = receivers.size(); 9360 for (int i = 0; i < NR; i++) { 9361 final ResolveInfo info = receivers.get(i); 9362 if (info.activityInfo == null) { 9363 continue; 9364 } 9365 9366 if (packageName.equals(info.activityInfo.packageName)) { 9367 targetReceiver = info.activityInfo; 9368 break; 9369 } 9370 } 9371 9372 if (targetReceiver == null) { 9373 return null; 9374 } 9375 9376 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9377 } 9378 9379 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9380 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9381 if (pkgInfo.verifiers.length == 0) { 9382 return null; 9383 } 9384 9385 final int N = pkgInfo.verifiers.length; 9386 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9387 for (int i = 0; i < N; i++) { 9388 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9389 9390 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9391 receivers); 9392 if (comp == null) { 9393 continue; 9394 } 9395 9396 final int verifierUid = getUidForVerifier(verifierInfo); 9397 if (verifierUid == -1) { 9398 continue; 9399 } 9400 9401 if (DEBUG_VERIFY) { 9402 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9403 + " with the correct signature"); 9404 } 9405 sufficientVerifiers.add(comp); 9406 verificationState.addSufficientVerifier(verifierUid); 9407 } 9408 9409 return sufficientVerifiers; 9410 } 9411 9412 private int getUidForVerifier(VerifierInfo verifierInfo) { 9413 synchronized (mPackages) { 9414 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9415 if (pkg == null) { 9416 return -1; 9417 } else if (pkg.mSignatures.length != 1) { 9418 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9419 + " has more than one signature; ignoring"); 9420 return -1; 9421 } 9422 9423 /* 9424 * If the public key of the package's signature does not match 9425 * our expected public key, then this is a different package and 9426 * we should skip. 9427 */ 9428 9429 final byte[] expectedPublicKey; 9430 try { 9431 final Signature verifierSig = pkg.mSignatures[0]; 9432 final PublicKey publicKey = verifierSig.getPublicKey(); 9433 expectedPublicKey = publicKey.getEncoded(); 9434 } catch (CertificateException e) { 9435 return -1; 9436 } 9437 9438 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9439 9440 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9441 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9442 + " does not have the expected public key; ignoring"); 9443 return -1; 9444 } 9445 9446 return pkg.applicationInfo.uid; 9447 } 9448 } 9449 9450 @Override 9451 public void finishPackageInstall(int token) { 9452 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9453 9454 if (DEBUG_INSTALL) { 9455 Slog.v(TAG, "BM finishing package install for " + token); 9456 } 9457 9458 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9459 mHandler.sendMessage(msg); 9460 } 9461 9462 /** 9463 * Get the verification agent timeout. 9464 * 9465 * @return verification timeout in milliseconds 9466 */ 9467 private long getVerificationTimeout() { 9468 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9469 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9470 DEFAULT_VERIFICATION_TIMEOUT); 9471 } 9472 9473 /** 9474 * Get the default verification agent response code. 9475 * 9476 * @return default verification response code 9477 */ 9478 private int getDefaultVerificationResponse() { 9479 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9480 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9481 DEFAULT_VERIFICATION_RESPONSE); 9482 } 9483 9484 /** 9485 * Check whether or not package verification has been enabled. 9486 * 9487 * @return true if verification should be performed 9488 */ 9489 private boolean isVerificationEnabled(int userId, int installFlags) { 9490 if (!DEFAULT_VERIFY_ENABLE) { 9491 return false; 9492 } 9493 9494 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9495 9496 // Check if installing from ADB 9497 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9498 // Do not run verification in a test harness environment 9499 if (ActivityManager.isRunningInTestHarness()) { 9500 return false; 9501 } 9502 if (ensureVerifyAppsEnabled) { 9503 return true; 9504 } 9505 // Check if the developer does not want package verification for ADB installs 9506 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9507 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9508 return false; 9509 } 9510 } 9511 9512 if (ensureVerifyAppsEnabled) { 9513 return true; 9514 } 9515 9516 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9517 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9518 } 9519 9520 @Override 9521 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9522 throws RemoteException { 9523 mContext.enforceCallingOrSelfPermission( 9524 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9525 "Only intentfilter verification agents can verify applications"); 9526 9527 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9528 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9529 Binder.getCallingUid(), verificationCode, failedDomains); 9530 msg.arg1 = id; 9531 msg.obj = response; 9532 mHandler.sendMessage(msg); 9533 } 9534 9535 @Override 9536 public int getIntentVerificationStatus(String packageName, int userId) { 9537 synchronized (mPackages) { 9538 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9539 } 9540 } 9541 9542 @Override 9543 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9544 boolean result = false; 9545 synchronized (mPackages) { 9546 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9547 } 9548 if (result) { 9549 scheduleWritePackageRestrictionsLocked(userId); 9550 } 9551 return result; 9552 } 9553 9554 @Override 9555 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9556 synchronized (mPackages) { 9557 return mSettings.getIntentFilterVerificationsLPr(packageName); 9558 } 9559 } 9560 9561 @Override 9562 public List<IntentFilter> getAllIntentFilters(String packageName) { 9563 if (TextUtils.isEmpty(packageName)) { 9564 return Collections.<IntentFilter>emptyList(); 9565 } 9566 synchronized (mPackages) { 9567 PackageParser.Package pkg = mPackages.get(packageName); 9568 if (pkg == null || pkg.activities == null) { 9569 return Collections.<IntentFilter>emptyList(); 9570 } 9571 final int count = pkg.activities.size(); 9572 ArrayList<IntentFilter> result = new ArrayList<>(); 9573 for (int n=0; n<count; n++) { 9574 PackageParser.Activity activity = pkg.activities.get(n); 9575 if (activity.intents != null || activity.intents.size() > 0) { 9576 result.addAll(activity.intents); 9577 } 9578 } 9579 return result; 9580 } 9581 } 9582 9583 @Override 9584 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9585 synchronized (mPackages) { 9586 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9587 if (packageName != null) { 9588 result |= updateIntentVerificationStatus(packageName, 9589 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9590 UserHandle.myUserId()); 9591 } 9592 return result; 9593 } 9594 } 9595 9596 @Override 9597 public String getDefaultBrowserPackageName(int userId) { 9598 synchronized (mPackages) { 9599 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9600 } 9601 } 9602 9603 /** 9604 * Get the "allow unknown sources" setting. 9605 * 9606 * @return the current "allow unknown sources" setting 9607 */ 9608 private int getUnknownSourcesSettings() { 9609 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9610 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9611 -1); 9612 } 9613 9614 @Override 9615 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9616 final int uid = Binder.getCallingUid(); 9617 // writer 9618 synchronized (mPackages) { 9619 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9620 if (targetPackageSetting == null) { 9621 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9622 } 9623 9624 PackageSetting installerPackageSetting; 9625 if (installerPackageName != null) { 9626 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9627 if (installerPackageSetting == null) { 9628 throw new IllegalArgumentException("Unknown installer package: " 9629 + installerPackageName); 9630 } 9631 } else { 9632 installerPackageSetting = null; 9633 } 9634 9635 Signature[] callerSignature; 9636 Object obj = mSettings.getUserIdLPr(uid); 9637 if (obj != null) { 9638 if (obj instanceof SharedUserSetting) { 9639 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9640 } else if (obj instanceof PackageSetting) { 9641 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9642 } else { 9643 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9644 } 9645 } else { 9646 throw new SecurityException("Unknown calling uid " + uid); 9647 } 9648 9649 // Verify: can't set installerPackageName to a package that is 9650 // not signed with the same cert as the caller. 9651 if (installerPackageSetting != null) { 9652 if (compareSignatures(callerSignature, 9653 installerPackageSetting.signatures.mSignatures) 9654 != PackageManager.SIGNATURE_MATCH) { 9655 throw new SecurityException( 9656 "Caller does not have same cert as new installer package " 9657 + installerPackageName); 9658 } 9659 } 9660 9661 // Verify: if target already has an installer package, it must 9662 // be signed with the same cert as the caller. 9663 if (targetPackageSetting.installerPackageName != null) { 9664 PackageSetting setting = mSettings.mPackages.get( 9665 targetPackageSetting.installerPackageName); 9666 // If the currently set package isn't valid, then it's always 9667 // okay to change it. 9668 if (setting != null) { 9669 if (compareSignatures(callerSignature, 9670 setting.signatures.mSignatures) 9671 != PackageManager.SIGNATURE_MATCH) { 9672 throw new SecurityException( 9673 "Caller does not have same cert as old installer package " 9674 + targetPackageSetting.installerPackageName); 9675 } 9676 } 9677 } 9678 9679 // Okay! 9680 targetPackageSetting.installerPackageName = installerPackageName; 9681 scheduleWriteSettingsLocked(); 9682 } 9683 } 9684 9685 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9686 // Queue up an async operation since the package installation may take a little while. 9687 mHandler.post(new Runnable() { 9688 public void run() { 9689 mHandler.removeCallbacks(this); 9690 // Result object to be returned 9691 PackageInstalledInfo res = new PackageInstalledInfo(); 9692 res.returnCode = currentStatus; 9693 res.uid = -1; 9694 res.pkg = null; 9695 res.removedInfo = new PackageRemovedInfo(); 9696 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9697 args.doPreInstall(res.returnCode); 9698 synchronized (mInstallLock) { 9699 installPackageLI(args, res); 9700 } 9701 args.doPostInstall(res.returnCode, res.uid); 9702 } 9703 9704 // A restore should be performed at this point if (a) the install 9705 // succeeded, (b) the operation is not an update, and (c) the new 9706 // package has not opted out of backup participation. 9707 final boolean update = res.removedInfo.removedPackage != null; 9708 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9709 boolean doRestore = !update 9710 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9711 9712 // Set up the post-install work request bookkeeping. This will be used 9713 // and cleaned up by the post-install event handling regardless of whether 9714 // there's a restore pass performed. Token values are >= 1. 9715 int token; 9716 if (mNextInstallToken < 0) mNextInstallToken = 1; 9717 token = mNextInstallToken++; 9718 9719 PostInstallData data = new PostInstallData(args, res); 9720 mRunningInstalls.put(token, data); 9721 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9722 9723 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9724 // Pass responsibility to the Backup Manager. It will perform a 9725 // restore if appropriate, then pass responsibility back to the 9726 // Package Manager to run the post-install observer callbacks 9727 // and broadcasts. 9728 IBackupManager bm = IBackupManager.Stub.asInterface( 9729 ServiceManager.getService(Context.BACKUP_SERVICE)); 9730 if (bm != null) { 9731 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9732 + " to BM for possible restore"); 9733 try { 9734 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9735 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9736 } else { 9737 doRestore = false; 9738 } 9739 } catch (RemoteException e) { 9740 // can't happen; the backup manager is local 9741 } catch (Exception e) { 9742 Slog.e(TAG, "Exception trying to enqueue restore", e); 9743 doRestore = false; 9744 } 9745 } else { 9746 Slog.e(TAG, "Backup Manager not found!"); 9747 doRestore = false; 9748 } 9749 } 9750 9751 if (!doRestore) { 9752 // No restore possible, or the Backup Manager was mysteriously not 9753 // available -- just fire the post-install work request directly. 9754 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9755 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9756 mHandler.sendMessage(msg); 9757 } 9758 } 9759 }); 9760 } 9761 9762 private abstract class HandlerParams { 9763 private static final int MAX_RETRIES = 4; 9764 9765 /** 9766 * Number of times startCopy() has been attempted and had a non-fatal 9767 * error. 9768 */ 9769 private int mRetries = 0; 9770 9771 /** User handle for the user requesting the information or installation. */ 9772 private final UserHandle mUser; 9773 9774 HandlerParams(UserHandle user) { 9775 mUser = user; 9776 } 9777 9778 UserHandle getUser() { 9779 return mUser; 9780 } 9781 9782 final boolean startCopy() { 9783 boolean res; 9784 try { 9785 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9786 9787 if (++mRetries > MAX_RETRIES) { 9788 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9789 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9790 handleServiceError(); 9791 return false; 9792 } else { 9793 handleStartCopy(); 9794 res = true; 9795 } 9796 } catch (RemoteException e) { 9797 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9798 mHandler.sendEmptyMessage(MCS_RECONNECT); 9799 res = false; 9800 } 9801 handleReturnCode(); 9802 return res; 9803 } 9804 9805 final void serviceError() { 9806 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9807 handleServiceError(); 9808 handleReturnCode(); 9809 } 9810 9811 abstract void handleStartCopy() throws RemoteException; 9812 abstract void handleServiceError(); 9813 abstract void handleReturnCode(); 9814 } 9815 9816 class MeasureParams extends HandlerParams { 9817 private final PackageStats mStats; 9818 private boolean mSuccess; 9819 9820 private final IPackageStatsObserver mObserver; 9821 9822 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9823 super(new UserHandle(stats.userHandle)); 9824 mObserver = observer; 9825 mStats = stats; 9826 } 9827 9828 @Override 9829 public String toString() { 9830 return "MeasureParams{" 9831 + Integer.toHexString(System.identityHashCode(this)) 9832 + " " + mStats.packageName + "}"; 9833 } 9834 9835 @Override 9836 void handleStartCopy() throws RemoteException { 9837 synchronized (mInstallLock) { 9838 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9839 } 9840 9841 if (mSuccess) { 9842 final boolean mounted; 9843 if (Environment.isExternalStorageEmulated()) { 9844 mounted = true; 9845 } else { 9846 final String status = Environment.getExternalStorageState(); 9847 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9848 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9849 } 9850 9851 if (mounted) { 9852 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9853 9854 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9855 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9856 9857 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9858 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9859 9860 // Always subtract cache size, since it's a subdirectory 9861 mStats.externalDataSize -= mStats.externalCacheSize; 9862 9863 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9864 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9865 9866 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9867 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9868 } 9869 } 9870 } 9871 9872 @Override 9873 void handleReturnCode() { 9874 if (mObserver != null) { 9875 try { 9876 mObserver.onGetStatsCompleted(mStats, mSuccess); 9877 } catch (RemoteException e) { 9878 Slog.i(TAG, "Observer no longer exists."); 9879 } 9880 } 9881 } 9882 9883 @Override 9884 void handleServiceError() { 9885 Slog.e(TAG, "Could not measure application " + mStats.packageName 9886 + " external storage"); 9887 } 9888 } 9889 9890 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9891 throws RemoteException { 9892 long result = 0; 9893 for (File path : paths) { 9894 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9895 } 9896 return result; 9897 } 9898 9899 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9900 for (File path : paths) { 9901 try { 9902 mcs.clearDirectory(path.getAbsolutePath()); 9903 } catch (RemoteException e) { 9904 } 9905 } 9906 } 9907 9908 static class OriginInfo { 9909 /** 9910 * Location where install is coming from, before it has been 9911 * copied/renamed into place. This could be a single monolithic APK 9912 * file, or a cluster directory. This location may be untrusted. 9913 */ 9914 final File file; 9915 final String cid; 9916 9917 /** 9918 * Flag indicating that {@link #file} or {@link #cid} has already been 9919 * staged, meaning downstream users don't need to defensively copy the 9920 * contents. 9921 */ 9922 final boolean staged; 9923 9924 /** 9925 * Flag indicating that {@link #file} or {@link #cid} is an already 9926 * installed app that is being moved. 9927 */ 9928 final boolean existing; 9929 9930 final String resolvedPath; 9931 final File resolvedFile; 9932 9933 static OriginInfo fromNothing() { 9934 return new OriginInfo(null, null, false, false); 9935 } 9936 9937 static OriginInfo fromUntrustedFile(File file) { 9938 return new OriginInfo(file, null, false, false); 9939 } 9940 9941 static OriginInfo fromExistingFile(File file) { 9942 return new OriginInfo(file, null, false, true); 9943 } 9944 9945 static OriginInfo fromStagedFile(File file) { 9946 return new OriginInfo(file, null, true, false); 9947 } 9948 9949 static OriginInfo fromStagedContainer(String cid) { 9950 return new OriginInfo(null, cid, true, false); 9951 } 9952 9953 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9954 this.file = file; 9955 this.cid = cid; 9956 this.staged = staged; 9957 this.existing = existing; 9958 9959 if (cid != null) { 9960 resolvedPath = PackageHelper.getSdDir(cid); 9961 resolvedFile = new File(resolvedPath); 9962 } else if (file != null) { 9963 resolvedPath = file.getAbsolutePath(); 9964 resolvedFile = file; 9965 } else { 9966 resolvedPath = null; 9967 resolvedFile = null; 9968 } 9969 } 9970 } 9971 9972 class MoveInfo { 9973 final int moveId; 9974 final String fromUuid; 9975 final String toUuid; 9976 final String packageName; 9977 final String dataAppName; 9978 final int appId; 9979 final String seinfo; 9980 9981 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9982 String dataAppName, int appId, String seinfo) { 9983 this.moveId = moveId; 9984 this.fromUuid = fromUuid; 9985 this.toUuid = toUuid; 9986 this.packageName = packageName; 9987 this.dataAppName = dataAppName; 9988 this.appId = appId; 9989 this.seinfo = seinfo; 9990 } 9991 } 9992 9993 class InstallParams extends HandlerParams { 9994 final OriginInfo origin; 9995 final MoveInfo move; 9996 final IPackageInstallObserver2 observer; 9997 int installFlags; 9998 final String installerPackageName; 9999 final String volumeUuid; 10000 final VerificationParams verificationParams; 10001 private InstallArgs mArgs; 10002 private int mRet; 10003 final String packageAbiOverride; 10004 10005 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10006 int installFlags, String installerPackageName, String volumeUuid, 10007 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10008 super(user); 10009 this.origin = origin; 10010 this.move = move; 10011 this.observer = observer; 10012 this.installFlags = installFlags; 10013 this.installerPackageName = installerPackageName; 10014 this.volumeUuid = volumeUuid; 10015 this.verificationParams = verificationParams; 10016 this.packageAbiOverride = packageAbiOverride; 10017 } 10018 10019 @Override 10020 public String toString() { 10021 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10022 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10023 } 10024 10025 public ManifestDigest getManifestDigest() { 10026 if (verificationParams == null) { 10027 return null; 10028 } 10029 return verificationParams.getManifestDigest(); 10030 } 10031 10032 private int installLocationPolicy(PackageInfoLite pkgLite) { 10033 String packageName = pkgLite.packageName; 10034 int installLocation = pkgLite.installLocation; 10035 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10036 // reader 10037 synchronized (mPackages) { 10038 PackageParser.Package pkg = mPackages.get(packageName); 10039 if (pkg != null) { 10040 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10041 // Check for downgrading. 10042 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10043 try { 10044 checkDowngrade(pkg, pkgLite); 10045 } catch (PackageManagerException e) { 10046 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10047 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10048 } 10049 } 10050 // Check for updated system application. 10051 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10052 if (onSd) { 10053 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10054 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10055 } 10056 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10057 } else { 10058 if (onSd) { 10059 // Install flag overrides everything. 10060 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10061 } 10062 // If current upgrade specifies particular preference 10063 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10064 // Application explicitly specified internal. 10065 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10066 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10067 // App explictly prefers external. Let policy decide 10068 } else { 10069 // Prefer previous location 10070 if (isExternal(pkg)) { 10071 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10072 } 10073 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10074 } 10075 } 10076 } else { 10077 // Invalid install. Return error code 10078 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10079 } 10080 } 10081 } 10082 // All the special cases have been taken care of. 10083 // Return result based on recommended install location. 10084 if (onSd) { 10085 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10086 } 10087 return pkgLite.recommendedInstallLocation; 10088 } 10089 10090 /* 10091 * Invoke remote method to get package information and install 10092 * location values. Override install location based on default 10093 * policy if needed and then create install arguments based 10094 * on the install location. 10095 */ 10096 public void handleStartCopy() throws RemoteException { 10097 int ret = PackageManager.INSTALL_SUCCEEDED; 10098 10099 // If we're already staged, we've firmly committed to an install location 10100 if (origin.staged) { 10101 if (origin.file != null) { 10102 installFlags |= PackageManager.INSTALL_INTERNAL; 10103 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10104 } else if (origin.cid != null) { 10105 installFlags |= PackageManager.INSTALL_EXTERNAL; 10106 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10107 } else { 10108 throw new IllegalStateException("Invalid stage location"); 10109 } 10110 } 10111 10112 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10113 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10114 10115 PackageInfoLite pkgLite = null; 10116 10117 if (onInt && onSd) { 10118 // Check if both bits are set. 10119 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10120 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10121 } else { 10122 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10123 packageAbiOverride); 10124 10125 /* 10126 * If we have too little free space, try to free cache 10127 * before giving up. 10128 */ 10129 if (!origin.staged && pkgLite.recommendedInstallLocation 10130 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10131 // TODO: focus freeing disk space on the target device 10132 final StorageManager storage = StorageManager.from(mContext); 10133 final long lowThreshold = storage.getStorageLowBytes( 10134 Environment.getDataDirectory()); 10135 10136 final long sizeBytes = mContainerService.calculateInstalledSize( 10137 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10138 10139 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10140 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10141 installFlags, packageAbiOverride); 10142 } 10143 10144 /* 10145 * The cache free must have deleted the file we 10146 * downloaded to install. 10147 * 10148 * TODO: fix the "freeCache" call to not delete 10149 * the file we care about. 10150 */ 10151 if (pkgLite.recommendedInstallLocation 10152 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10153 pkgLite.recommendedInstallLocation 10154 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10155 } 10156 } 10157 } 10158 10159 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10160 int loc = pkgLite.recommendedInstallLocation; 10161 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10162 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10163 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10164 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10165 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10166 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10167 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10168 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10169 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10170 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10171 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10172 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10173 } else { 10174 // Override with defaults if needed. 10175 loc = installLocationPolicy(pkgLite); 10176 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10177 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10178 } else if (!onSd && !onInt) { 10179 // Override install location with flags 10180 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10181 // Set the flag to install on external media. 10182 installFlags |= PackageManager.INSTALL_EXTERNAL; 10183 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10184 } else { 10185 // Make sure the flag for installing on external 10186 // media is unset 10187 installFlags |= PackageManager.INSTALL_INTERNAL; 10188 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10189 } 10190 } 10191 } 10192 } 10193 10194 final InstallArgs args = createInstallArgs(this); 10195 mArgs = args; 10196 10197 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10198 /* 10199 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10200 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10201 */ 10202 int userIdentifier = getUser().getIdentifier(); 10203 if (userIdentifier == UserHandle.USER_ALL 10204 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10205 userIdentifier = UserHandle.USER_OWNER; 10206 } 10207 10208 /* 10209 * Determine if we have any installed package verifiers. If we 10210 * do, then we'll defer to them to verify the packages. 10211 */ 10212 final int requiredUid = mRequiredVerifierPackage == null ? -1 10213 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10214 if (!origin.existing && requiredUid != -1 10215 && isVerificationEnabled(userIdentifier, installFlags)) { 10216 final Intent verification = new Intent( 10217 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10218 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10219 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10220 PACKAGE_MIME_TYPE); 10221 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10222 10223 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10224 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10225 0 /* TODO: Which userId? */); 10226 10227 if (DEBUG_VERIFY) { 10228 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10229 + verification.toString() + " with " + pkgLite.verifiers.length 10230 + " optional verifiers"); 10231 } 10232 10233 final int verificationId = mPendingVerificationToken++; 10234 10235 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10236 10237 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10238 installerPackageName); 10239 10240 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10241 installFlags); 10242 10243 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10244 pkgLite.packageName); 10245 10246 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10247 pkgLite.versionCode); 10248 10249 if (verificationParams != null) { 10250 if (verificationParams.getVerificationURI() != null) { 10251 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10252 verificationParams.getVerificationURI()); 10253 } 10254 if (verificationParams.getOriginatingURI() != null) { 10255 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10256 verificationParams.getOriginatingURI()); 10257 } 10258 if (verificationParams.getReferrer() != null) { 10259 verification.putExtra(Intent.EXTRA_REFERRER, 10260 verificationParams.getReferrer()); 10261 } 10262 if (verificationParams.getOriginatingUid() >= 0) { 10263 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10264 verificationParams.getOriginatingUid()); 10265 } 10266 if (verificationParams.getInstallerUid() >= 0) { 10267 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10268 verificationParams.getInstallerUid()); 10269 } 10270 } 10271 10272 final PackageVerificationState verificationState = new PackageVerificationState( 10273 requiredUid, args); 10274 10275 mPendingVerification.append(verificationId, verificationState); 10276 10277 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10278 receivers, verificationState); 10279 10280 /* 10281 * If any sufficient verifiers were listed in the package 10282 * manifest, attempt to ask them. 10283 */ 10284 if (sufficientVerifiers != null) { 10285 final int N = sufficientVerifiers.size(); 10286 if (N == 0) { 10287 Slog.i(TAG, "Additional verifiers required, but none installed."); 10288 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10289 } else { 10290 for (int i = 0; i < N; i++) { 10291 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10292 10293 final Intent sufficientIntent = new Intent(verification); 10294 sufficientIntent.setComponent(verifierComponent); 10295 10296 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10297 } 10298 } 10299 } 10300 10301 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10302 mRequiredVerifierPackage, receivers); 10303 if (ret == PackageManager.INSTALL_SUCCEEDED 10304 && mRequiredVerifierPackage != null) { 10305 /* 10306 * Send the intent to the required verification agent, 10307 * but only start the verification timeout after the 10308 * target BroadcastReceivers have run. 10309 */ 10310 verification.setComponent(requiredVerifierComponent); 10311 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10312 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10313 new BroadcastReceiver() { 10314 @Override 10315 public void onReceive(Context context, Intent intent) { 10316 final Message msg = mHandler 10317 .obtainMessage(CHECK_PENDING_VERIFICATION); 10318 msg.arg1 = verificationId; 10319 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10320 } 10321 }, null, 0, null, null); 10322 10323 /* 10324 * We don't want the copy to proceed until verification 10325 * succeeds, so null out this field. 10326 */ 10327 mArgs = null; 10328 } 10329 } else { 10330 /* 10331 * No package verification is enabled, so immediately start 10332 * the remote call to initiate copy using temporary file. 10333 */ 10334 ret = args.copyApk(mContainerService, true); 10335 } 10336 } 10337 10338 mRet = ret; 10339 } 10340 10341 @Override 10342 void handleReturnCode() { 10343 // If mArgs is null, then MCS couldn't be reached. When it 10344 // reconnects, it will try again to install. At that point, this 10345 // will succeed. 10346 if (mArgs != null) { 10347 processPendingInstall(mArgs, mRet); 10348 } 10349 } 10350 10351 @Override 10352 void handleServiceError() { 10353 mArgs = createInstallArgs(this); 10354 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10355 } 10356 10357 public boolean isForwardLocked() { 10358 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10359 } 10360 } 10361 10362 /** 10363 * Used during creation of InstallArgs 10364 * 10365 * @param installFlags package installation flags 10366 * @return true if should be installed on external storage 10367 */ 10368 private static boolean installOnExternalAsec(int installFlags) { 10369 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10370 return false; 10371 } 10372 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10373 return true; 10374 } 10375 return false; 10376 } 10377 10378 /** 10379 * Used during creation of InstallArgs 10380 * 10381 * @param installFlags package installation flags 10382 * @return true if should be installed as forward locked 10383 */ 10384 private static boolean installForwardLocked(int installFlags) { 10385 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10386 } 10387 10388 private InstallArgs createInstallArgs(InstallParams params) { 10389 if (params.move != null) { 10390 return new MoveInstallArgs(params); 10391 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10392 return new AsecInstallArgs(params); 10393 } else { 10394 return new FileInstallArgs(params); 10395 } 10396 } 10397 10398 /** 10399 * Create args that describe an existing installed package. Typically used 10400 * when cleaning up old installs, or used as a move source. 10401 */ 10402 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10403 String resourcePath, String[] instructionSets) { 10404 final boolean isInAsec; 10405 if (installOnExternalAsec(installFlags)) { 10406 /* Apps on SD card are always in ASEC containers. */ 10407 isInAsec = true; 10408 } else if (installForwardLocked(installFlags) 10409 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10410 /* 10411 * Forward-locked apps are only in ASEC containers if they're the 10412 * new style 10413 */ 10414 isInAsec = true; 10415 } else { 10416 isInAsec = false; 10417 } 10418 10419 if (isInAsec) { 10420 return new AsecInstallArgs(codePath, instructionSets, 10421 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10422 } else { 10423 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10424 } 10425 } 10426 10427 static abstract class InstallArgs { 10428 /** @see InstallParams#origin */ 10429 final OriginInfo origin; 10430 /** @see InstallParams#move */ 10431 final MoveInfo move; 10432 10433 final IPackageInstallObserver2 observer; 10434 // Always refers to PackageManager flags only 10435 final int installFlags; 10436 final String installerPackageName; 10437 final String volumeUuid; 10438 final ManifestDigest manifestDigest; 10439 final UserHandle user; 10440 final String abiOverride; 10441 10442 // The list of instruction sets supported by this app. This is currently 10443 // only used during the rmdex() phase to clean up resources. We can get rid of this 10444 // if we move dex files under the common app path. 10445 /* nullable */ String[] instructionSets; 10446 10447 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10448 int installFlags, String installerPackageName, String volumeUuid, 10449 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10450 String abiOverride) { 10451 this.origin = origin; 10452 this.move = move; 10453 this.installFlags = installFlags; 10454 this.observer = observer; 10455 this.installerPackageName = installerPackageName; 10456 this.volumeUuid = volumeUuid; 10457 this.manifestDigest = manifestDigest; 10458 this.user = user; 10459 this.instructionSets = instructionSets; 10460 this.abiOverride = abiOverride; 10461 } 10462 10463 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10464 abstract int doPreInstall(int status); 10465 10466 /** 10467 * Rename package into final resting place. All paths on the given 10468 * scanned package should be updated to reflect the rename. 10469 */ 10470 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10471 abstract int doPostInstall(int status, int uid); 10472 10473 /** @see PackageSettingBase#codePathString */ 10474 abstract String getCodePath(); 10475 /** @see PackageSettingBase#resourcePathString */ 10476 abstract String getResourcePath(); 10477 10478 // Need installer lock especially for dex file removal. 10479 abstract void cleanUpResourcesLI(); 10480 abstract boolean doPostDeleteLI(boolean delete); 10481 10482 /** 10483 * Called before the source arguments are copied. This is used mostly 10484 * for MoveParams when it needs to read the source file to put it in the 10485 * destination. 10486 */ 10487 int doPreCopy() { 10488 return PackageManager.INSTALL_SUCCEEDED; 10489 } 10490 10491 /** 10492 * Called after the source arguments are copied. This is used mostly for 10493 * MoveParams when it needs to read the source file to put it in the 10494 * destination. 10495 * 10496 * @return 10497 */ 10498 int doPostCopy(int uid) { 10499 return PackageManager.INSTALL_SUCCEEDED; 10500 } 10501 10502 protected boolean isFwdLocked() { 10503 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10504 } 10505 10506 protected boolean isExternalAsec() { 10507 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10508 } 10509 10510 UserHandle getUser() { 10511 return user; 10512 } 10513 } 10514 10515 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10516 if (!allCodePaths.isEmpty()) { 10517 if (instructionSets == null) { 10518 throw new IllegalStateException("instructionSet == null"); 10519 } 10520 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10521 for (String codePath : allCodePaths) { 10522 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10523 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10524 if (retCode < 0) { 10525 Slog.w(TAG, "Couldn't remove dex file for package: " 10526 + " at location " + codePath + ", retcode=" + retCode); 10527 // we don't consider this to be a failure of the core package deletion 10528 } 10529 } 10530 } 10531 } 10532 } 10533 10534 /** 10535 * Logic to handle installation of non-ASEC applications, including copying 10536 * and renaming logic. 10537 */ 10538 class FileInstallArgs extends InstallArgs { 10539 private File codeFile; 10540 private File resourceFile; 10541 10542 // Example topology: 10543 // /data/app/com.example/base.apk 10544 // /data/app/com.example/split_foo.apk 10545 // /data/app/com.example/lib/arm/libfoo.so 10546 // /data/app/com.example/lib/arm64/libfoo.so 10547 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10548 10549 /** New install */ 10550 FileInstallArgs(InstallParams params) { 10551 super(params.origin, params.move, params.observer, params.installFlags, 10552 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10553 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10554 if (isFwdLocked()) { 10555 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10556 } 10557 } 10558 10559 /** Existing install */ 10560 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10561 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10562 null); 10563 this.codeFile = (codePath != null) ? new File(codePath) : null; 10564 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10565 } 10566 10567 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10568 if (origin.staged) { 10569 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10570 codeFile = origin.file; 10571 resourceFile = origin.file; 10572 return PackageManager.INSTALL_SUCCEEDED; 10573 } 10574 10575 try { 10576 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10577 codeFile = tempDir; 10578 resourceFile = tempDir; 10579 } catch (IOException e) { 10580 Slog.w(TAG, "Failed to create copy file: " + e); 10581 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10582 } 10583 10584 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10585 @Override 10586 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10587 if (!FileUtils.isValidExtFilename(name)) { 10588 throw new IllegalArgumentException("Invalid filename: " + name); 10589 } 10590 try { 10591 final File file = new File(codeFile, name); 10592 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10593 O_RDWR | O_CREAT, 0644); 10594 Os.chmod(file.getAbsolutePath(), 0644); 10595 return new ParcelFileDescriptor(fd); 10596 } catch (ErrnoException e) { 10597 throw new RemoteException("Failed to open: " + e.getMessage()); 10598 } 10599 } 10600 }; 10601 10602 int ret = PackageManager.INSTALL_SUCCEEDED; 10603 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10604 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10605 Slog.e(TAG, "Failed to copy package"); 10606 return ret; 10607 } 10608 10609 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10610 NativeLibraryHelper.Handle handle = null; 10611 try { 10612 handle = NativeLibraryHelper.Handle.create(codeFile); 10613 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10614 abiOverride); 10615 } catch (IOException e) { 10616 Slog.e(TAG, "Copying native libraries failed", e); 10617 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10618 } finally { 10619 IoUtils.closeQuietly(handle); 10620 } 10621 10622 return ret; 10623 } 10624 10625 int doPreInstall(int status) { 10626 if (status != PackageManager.INSTALL_SUCCEEDED) { 10627 cleanUp(); 10628 } 10629 return status; 10630 } 10631 10632 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10633 if (status != PackageManager.INSTALL_SUCCEEDED) { 10634 cleanUp(); 10635 return false; 10636 } 10637 10638 final File targetDir = codeFile.getParentFile(); 10639 final File beforeCodeFile = codeFile; 10640 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10641 10642 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10643 try { 10644 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10645 } catch (ErrnoException e) { 10646 Slog.w(TAG, "Failed to rename", e); 10647 return false; 10648 } 10649 10650 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10651 Slog.w(TAG, "Failed to restorecon"); 10652 return false; 10653 } 10654 10655 // Reflect the rename internally 10656 codeFile = afterCodeFile; 10657 resourceFile = afterCodeFile; 10658 10659 // Reflect the rename in scanned details 10660 pkg.codePath = afterCodeFile.getAbsolutePath(); 10661 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10662 pkg.baseCodePath); 10663 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10664 pkg.splitCodePaths); 10665 10666 // Reflect the rename in app info 10667 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10668 pkg.applicationInfo.setCodePath(pkg.codePath); 10669 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10670 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10671 pkg.applicationInfo.setResourcePath(pkg.codePath); 10672 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10673 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10674 10675 return true; 10676 } 10677 10678 int doPostInstall(int status, int uid) { 10679 if (status != PackageManager.INSTALL_SUCCEEDED) { 10680 cleanUp(); 10681 } 10682 return status; 10683 } 10684 10685 @Override 10686 String getCodePath() { 10687 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10688 } 10689 10690 @Override 10691 String getResourcePath() { 10692 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10693 } 10694 10695 private boolean cleanUp() { 10696 if (codeFile == null || !codeFile.exists()) { 10697 return false; 10698 } 10699 10700 if (codeFile.isDirectory()) { 10701 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10702 } else { 10703 codeFile.delete(); 10704 } 10705 10706 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10707 resourceFile.delete(); 10708 } 10709 10710 return true; 10711 } 10712 10713 void cleanUpResourcesLI() { 10714 // Try enumerating all code paths before deleting 10715 List<String> allCodePaths = Collections.EMPTY_LIST; 10716 if (codeFile != null && codeFile.exists()) { 10717 try { 10718 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10719 allCodePaths = pkg.getAllCodePaths(); 10720 } catch (PackageParserException e) { 10721 // Ignored; we tried our best 10722 } 10723 } 10724 10725 cleanUp(); 10726 removeDexFiles(allCodePaths, instructionSets); 10727 } 10728 10729 boolean doPostDeleteLI(boolean delete) { 10730 // XXX err, shouldn't we respect the delete flag? 10731 cleanUpResourcesLI(); 10732 return true; 10733 } 10734 } 10735 10736 private boolean isAsecExternal(String cid) { 10737 final String asecPath = PackageHelper.getSdFilesystem(cid); 10738 return !asecPath.startsWith(mAsecInternalPath); 10739 } 10740 10741 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10742 PackageManagerException { 10743 if (copyRet < 0) { 10744 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10745 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10746 throw new PackageManagerException(copyRet, message); 10747 } 10748 } 10749 } 10750 10751 /** 10752 * Extract the MountService "container ID" from the full code path of an 10753 * .apk. 10754 */ 10755 static String cidFromCodePath(String fullCodePath) { 10756 int eidx = fullCodePath.lastIndexOf("/"); 10757 String subStr1 = fullCodePath.substring(0, eidx); 10758 int sidx = subStr1.lastIndexOf("/"); 10759 return subStr1.substring(sidx+1, eidx); 10760 } 10761 10762 /** 10763 * Logic to handle installation of ASEC applications, including copying and 10764 * renaming logic. 10765 */ 10766 class AsecInstallArgs extends InstallArgs { 10767 static final String RES_FILE_NAME = "pkg.apk"; 10768 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10769 10770 String cid; 10771 String packagePath; 10772 String resourcePath; 10773 10774 /** New install */ 10775 AsecInstallArgs(InstallParams params) { 10776 super(params.origin, params.move, params.observer, params.installFlags, 10777 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10778 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10779 } 10780 10781 /** Existing install */ 10782 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10783 boolean isExternal, boolean isForwardLocked) { 10784 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10785 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10786 instructionSets, null); 10787 // Hackily pretend we're still looking at a full code path 10788 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10789 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10790 } 10791 10792 // Extract cid from fullCodePath 10793 int eidx = fullCodePath.lastIndexOf("/"); 10794 String subStr1 = fullCodePath.substring(0, eidx); 10795 int sidx = subStr1.lastIndexOf("/"); 10796 cid = subStr1.substring(sidx+1, eidx); 10797 setMountPath(subStr1); 10798 } 10799 10800 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10801 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10802 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10803 instructionSets, null); 10804 this.cid = cid; 10805 setMountPath(PackageHelper.getSdDir(cid)); 10806 } 10807 10808 void createCopyFile() { 10809 cid = mInstallerService.allocateExternalStageCidLegacy(); 10810 } 10811 10812 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10813 if (origin.staged) { 10814 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10815 cid = origin.cid; 10816 setMountPath(PackageHelper.getSdDir(cid)); 10817 return PackageManager.INSTALL_SUCCEEDED; 10818 } 10819 10820 if (temp) { 10821 createCopyFile(); 10822 } else { 10823 /* 10824 * Pre-emptively destroy the container since it's destroyed if 10825 * copying fails due to it existing anyway. 10826 */ 10827 PackageHelper.destroySdDir(cid); 10828 } 10829 10830 final String newMountPath = imcs.copyPackageToContainer( 10831 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10832 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10833 10834 if (newMountPath != null) { 10835 setMountPath(newMountPath); 10836 return PackageManager.INSTALL_SUCCEEDED; 10837 } else { 10838 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10839 } 10840 } 10841 10842 @Override 10843 String getCodePath() { 10844 return packagePath; 10845 } 10846 10847 @Override 10848 String getResourcePath() { 10849 return resourcePath; 10850 } 10851 10852 int doPreInstall(int status) { 10853 if (status != PackageManager.INSTALL_SUCCEEDED) { 10854 // Destroy container 10855 PackageHelper.destroySdDir(cid); 10856 } else { 10857 boolean mounted = PackageHelper.isContainerMounted(cid); 10858 if (!mounted) { 10859 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10860 Process.SYSTEM_UID); 10861 if (newMountPath != null) { 10862 setMountPath(newMountPath); 10863 } else { 10864 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10865 } 10866 } 10867 } 10868 return status; 10869 } 10870 10871 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10872 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10873 String newMountPath = null; 10874 if (PackageHelper.isContainerMounted(cid)) { 10875 // Unmount the container 10876 if (!PackageHelper.unMountSdDir(cid)) { 10877 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10878 return false; 10879 } 10880 } 10881 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10882 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10883 " which might be stale. Will try to clean up."); 10884 // Clean up the stale container and proceed to recreate. 10885 if (!PackageHelper.destroySdDir(newCacheId)) { 10886 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10887 return false; 10888 } 10889 // Successfully cleaned up stale container. Try to rename again. 10890 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10891 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10892 + " inspite of cleaning it up."); 10893 return false; 10894 } 10895 } 10896 if (!PackageHelper.isContainerMounted(newCacheId)) { 10897 Slog.w(TAG, "Mounting container " + newCacheId); 10898 newMountPath = PackageHelper.mountSdDir(newCacheId, 10899 getEncryptKey(), Process.SYSTEM_UID); 10900 } else { 10901 newMountPath = PackageHelper.getSdDir(newCacheId); 10902 } 10903 if (newMountPath == null) { 10904 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10905 return false; 10906 } 10907 Log.i(TAG, "Succesfully renamed " + cid + 10908 " to " + newCacheId + 10909 " at new path: " + newMountPath); 10910 cid = newCacheId; 10911 10912 final File beforeCodeFile = new File(packagePath); 10913 setMountPath(newMountPath); 10914 final File afterCodeFile = new File(packagePath); 10915 10916 // Reflect the rename in scanned details 10917 pkg.codePath = afterCodeFile.getAbsolutePath(); 10918 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10919 pkg.baseCodePath); 10920 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10921 pkg.splitCodePaths); 10922 10923 // Reflect the rename in app info 10924 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10925 pkg.applicationInfo.setCodePath(pkg.codePath); 10926 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10927 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10928 pkg.applicationInfo.setResourcePath(pkg.codePath); 10929 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10930 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10931 10932 return true; 10933 } 10934 10935 private void setMountPath(String mountPath) { 10936 final File mountFile = new File(mountPath); 10937 10938 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10939 if (monolithicFile.exists()) { 10940 packagePath = monolithicFile.getAbsolutePath(); 10941 if (isFwdLocked()) { 10942 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10943 } else { 10944 resourcePath = packagePath; 10945 } 10946 } else { 10947 packagePath = mountFile.getAbsolutePath(); 10948 resourcePath = packagePath; 10949 } 10950 } 10951 10952 int doPostInstall(int status, int uid) { 10953 if (status != PackageManager.INSTALL_SUCCEEDED) { 10954 cleanUp(); 10955 } else { 10956 final int groupOwner; 10957 final String protectedFile; 10958 if (isFwdLocked()) { 10959 groupOwner = UserHandle.getSharedAppGid(uid); 10960 protectedFile = RES_FILE_NAME; 10961 } else { 10962 groupOwner = -1; 10963 protectedFile = null; 10964 } 10965 10966 if (uid < Process.FIRST_APPLICATION_UID 10967 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10968 Slog.e(TAG, "Failed to finalize " + cid); 10969 PackageHelper.destroySdDir(cid); 10970 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10971 } 10972 10973 boolean mounted = PackageHelper.isContainerMounted(cid); 10974 if (!mounted) { 10975 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10976 } 10977 } 10978 return status; 10979 } 10980 10981 private void cleanUp() { 10982 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10983 10984 // Destroy secure container 10985 PackageHelper.destroySdDir(cid); 10986 } 10987 10988 private List<String> getAllCodePaths() { 10989 final File codeFile = new File(getCodePath()); 10990 if (codeFile != null && codeFile.exists()) { 10991 try { 10992 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10993 return pkg.getAllCodePaths(); 10994 } catch (PackageParserException e) { 10995 // Ignored; we tried our best 10996 } 10997 } 10998 return Collections.EMPTY_LIST; 10999 } 11000 11001 void cleanUpResourcesLI() { 11002 // Enumerate all code paths before deleting 11003 cleanUpResourcesLI(getAllCodePaths()); 11004 } 11005 11006 private void cleanUpResourcesLI(List<String> allCodePaths) { 11007 cleanUp(); 11008 removeDexFiles(allCodePaths, instructionSets); 11009 } 11010 11011 String getPackageName() { 11012 return getAsecPackageName(cid); 11013 } 11014 11015 boolean doPostDeleteLI(boolean delete) { 11016 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11017 final List<String> allCodePaths = getAllCodePaths(); 11018 boolean mounted = PackageHelper.isContainerMounted(cid); 11019 if (mounted) { 11020 // Unmount first 11021 if (PackageHelper.unMountSdDir(cid)) { 11022 mounted = false; 11023 } 11024 } 11025 if (!mounted && delete) { 11026 cleanUpResourcesLI(allCodePaths); 11027 } 11028 return !mounted; 11029 } 11030 11031 @Override 11032 int doPreCopy() { 11033 if (isFwdLocked()) { 11034 if (!PackageHelper.fixSdPermissions(cid, 11035 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11036 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11037 } 11038 } 11039 11040 return PackageManager.INSTALL_SUCCEEDED; 11041 } 11042 11043 @Override 11044 int doPostCopy(int uid) { 11045 if (isFwdLocked()) { 11046 if (uid < Process.FIRST_APPLICATION_UID 11047 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11048 RES_FILE_NAME)) { 11049 Slog.e(TAG, "Failed to finalize " + cid); 11050 PackageHelper.destroySdDir(cid); 11051 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11052 } 11053 } 11054 11055 return PackageManager.INSTALL_SUCCEEDED; 11056 } 11057 } 11058 11059 /** 11060 * Logic to handle movement of existing installed applications. 11061 */ 11062 class MoveInstallArgs extends InstallArgs { 11063 private File codeFile; 11064 private File resourceFile; 11065 11066 /** New install */ 11067 MoveInstallArgs(InstallParams params) { 11068 super(params.origin, params.move, params.observer, params.installFlags, 11069 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11070 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11071 } 11072 11073 int copyApk(IMediaContainerService imcs, boolean temp) { 11074 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11075 + move.fromUuid + " to " + move.toUuid); 11076 synchronized (mInstaller) { 11077 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11078 move.dataAppName, move.appId, move.seinfo) != 0) { 11079 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11080 } 11081 } 11082 11083 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11084 resourceFile = codeFile; 11085 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11086 11087 return PackageManager.INSTALL_SUCCEEDED; 11088 } 11089 11090 int doPreInstall(int status) { 11091 if (status != PackageManager.INSTALL_SUCCEEDED) { 11092 cleanUp(); 11093 } 11094 return status; 11095 } 11096 11097 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11098 if (status != PackageManager.INSTALL_SUCCEEDED) { 11099 cleanUp(); 11100 return false; 11101 } 11102 11103 // Reflect the move in app info 11104 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11105 pkg.applicationInfo.setCodePath(pkg.codePath); 11106 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11107 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11108 pkg.applicationInfo.setResourcePath(pkg.codePath); 11109 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11110 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11111 11112 return true; 11113 } 11114 11115 int doPostInstall(int status, int uid) { 11116 if (status != PackageManager.INSTALL_SUCCEEDED) { 11117 cleanUp(); 11118 } 11119 return status; 11120 } 11121 11122 @Override 11123 String getCodePath() { 11124 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11125 } 11126 11127 @Override 11128 String getResourcePath() { 11129 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11130 } 11131 11132 private boolean cleanUp() { 11133 if (codeFile == null || !codeFile.exists()) { 11134 return false; 11135 } 11136 11137 if (codeFile.isDirectory()) { 11138 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11139 } else { 11140 codeFile.delete(); 11141 } 11142 11143 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11144 resourceFile.delete(); 11145 } 11146 11147 return true; 11148 } 11149 11150 void cleanUpResourcesLI() { 11151 cleanUp(); 11152 } 11153 11154 boolean doPostDeleteLI(boolean delete) { 11155 // XXX err, shouldn't we respect the delete flag? 11156 cleanUpResourcesLI(); 11157 return true; 11158 } 11159 } 11160 11161 static String getAsecPackageName(String packageCid) { 11162 int idx = packageCid.lastIndexOf("-"); 11163 if (idx == -1) { 11164 return packageCid; 11165 } 11166 return packageCid.substring(0, idx); 11167 } 11168 11169 // Utility method used to create code paths based on package name and available index. 11170 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11171 String idxStr = ""; 11172 int idx = 1; 11173 // Fall back to default value of idx=1 if prefix is not 11174 // part of oldCodePath 11175 if (oldCodePath != null) { 11176 String subStr = oldCodePath; 11177 // Drop the suffix right away 11178 if (suffix != null && subStr.endsWith(suffix)) { 11179 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11180 } 11181 // If oldCodePath already contains prefix find out the 11182 // ending index to either increment or decrement. 11183 int sidx = subStr.lastIndexOf(prefix); 11184 if (sidx != -1) { 11185 subStr = subStr.substring(sidx + prefix.length()); 11186 if (subStr != null) { 11187 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11188 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11189 } 11190 try { 11191 idx = Integer.parseInt(subStr); 11192 if (idx <= 1) { 11193 idx++; 11194 } else { 11195 idx--; 11196 } 11197 } catch(NumberFormatException e) { 11198 } 11199 } 11200 } 11201 } 11202 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11203 return prefix + idxStr; 11204 } 11205 11206 private File getNextCodePath(File targetDir, String packageName) { 11207 int suffix = 1; 11208 File result; 11209 do { 11210 result = new File(targetDir, packageName + "-" + suffix); 11211 suffix++; 11212 } while (result.exists()); 11213 return result; 11214 } 11215 11216 // Utility method that returns the relative package path with respect 11217 // to the installation directory. Like say for /data/data/com.test-1.apk 11218 // string com.test-1 is returned. 11219 static String deriveCodePathName(String codePath) { 11220 if (codePath == null) { 11221 return null; 11222 } 11223 final File codeFile = new File(codePath); 11224 final String name = codeFile.getName(); 11225 if (codeFile.isDirectory()) { 11226 return name; 11227 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11228 final int lastDot = name.lastIndexOf('.'); 11229 return name.substring(0, lastDot); 11230 } else { 11231 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11232 return null; 11233 } 11234 } 11235 11236 class PackageInstalledInfo { 11237 String name; 11238 int uid; 11239 // The set of users that originally had this package installed. 11240 int[] origUsers; 11241 // The set of users that now have this package installed. 11242 int[] newUsers; 11243 PackageParser.Package pkg; 11244 int returnCode; 11245 String returnMsg; 11246 PackageRemovedInfo removedInfo; 11247 11248 public void setError(int code, String msg) { 11249 returnCode = code; 11250 returnMsg = msg; 11251 Slog.w(TAG, msg); 11252 } 11253 11254 public void setError(String msg, PackageParserException e) { 11255 returnCode = e.error; 11256 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11257 Slog.w(TAG, msg, e); 11258 } 11259 11260 public void setError(String msg, PackageManagerException e) { 11261 returnCode = e.error; 11262 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11263 Slog.w(TAG, msg, e); 11264 } 11265 11266 // In some error cases we want to convey more info back to the observer 11267 String origPackage; 11268 String origPermission; 11269 } 11270 11271 /* 11272 * Install a non-existing package. 11273 */ 11274 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11275 UserHandle user, String installerPackageName, String volumeUuid, 11276 PackageInstalledInfo res) { 11277 // Remember this for later, in case we need to rollback this install 11278 String pkgName = pkg.packageName; 11279 11280 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11281 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11282 UserHandle.USER_OWNER).exists(); 11283 synchronized(mPackages) { 11284 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11285 // A package with the same name is already installed, though 11286 // it has been renamed to an older name. The package we 11287 // are trying to install should be installed as an update to 11288 // the existing one, but that has not been requested, so bail. 11289 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11290 + " without first uninstalling package running as " 11291 + mSettings.mRenamedPackages.get(pkgName)); 11292 return; 11293 } 11294 if (mPackages.containsKey(pkgName)) { 11295 // Don't allow installation over an existing package with the same name. 11296 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11297 + " without first uninstalling."); 11298 return; 11299 } 11300 } 11301 11302 try { 11303 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11304 System.currentTimeMillis(), user); 11305 11306 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11307 // delete the partially installed application. the data directory will have to be 11308 // restored if it was already existing 11309 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11310 // remove package from internal structures. Note that we want deletePackageX to 11311 // delete the package data and cache directories that it created in 11312 // scanPackageLocked, unless those directories existed before we even tried to 11313 // install. 11314 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11315 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11316 res.removedInfo, true); 11317 } 11318 11319 } catch (PackageManagerException e) { 11320 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11321 } 11322 } 11323 11324 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11325 // Can't rotate keys during boot or if sharedUser. 11326 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11327 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11328 return false; 11329 } 11330 // app is using upgradeKeySets; make sure all are valid 11331 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11332 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11333 for (int i = 0; i < upgradeKeySets.length; i++) { 11334 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11335 Slog.wtf(TAG, "Package " 11336 + (oldPs.name != null ? oldPs.name : "<null>") 11337 + " contains upgrade-key-set reference to unknown key-set: " 11338 + upgradeKeySets[i] 11339 + " reverting to signatures check."); 11340 return false; 11341 } 11342 } 11343 return true; 11344 } 11345 11346 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11347 // Upgrade keysets are being used. Determine if new package has a superset of the 11348 // required keys. 11349 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11350 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11351 for (int i = 0; i < upgradeKeySets.length; i++) { 11352 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11353 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11354 return true; 11355 } 11356 } 11357 return false; 11358 } 11359 11360 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11361 UserHandle user, String installerPackageName, String volumeUuid, 11362 PackageInstalledInfo res) { 11363 final PackageParser.Package oldPackage; 11364 final String pkgName = pkg.packageName; 11365 final int[] allUsers; 11366 final boolean[] perUserInstalled; 11367 final boolean weFroze; 11368 11369 // First find the old package info and check signatures 11370 synchronized(mPackages) { 11371 oldPackage = mPackages.get(pkgName); 11372 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11373 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11374 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11375 if(!checkUpgradeKeySetLP(ps, pkg)) { 11376 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11377 "New package not signed by keys specified by upgrade-keysets: " 11378 + pkgName); 11379 return; 11380 } 11381 } else { 11382 // default to original signature matching 11383 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11384 != PackageManager.SIGNATURE_MATCH) { 11385 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11386 "New package has a different signature: " + pkgName); 11387 return; 11388 } 11389 } 11390 11391 // In case of rollback, remember per-user/profile install state 11392 allUsers = sUserManager.getUserIds(); 11393 perUserInstalled = new boolean[allUsers.length]; 11394 for (int i = 0; i < allUsers.length; i++) { 11395 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11396 } 11397 11398 // Mark the app as frozen to prevent launching during the upgrade 11399 // process, and then kill all running instances 11400 if (!ps.frozen) { 11401 ps.frozen = true; 11402 weFroze = true; 11403 } else { 11404 weFroze = false; 11405 } 11406 } 11407 11408 // Now that we're guarded by frozen state, kill app during upgrade 11409 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11410 11411 try { 11412 boolean sysPkg = (isSystemApp(oldPackage)); 11413 if (sysPkg) { 11414 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11415 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11416 } else { 11417 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11418 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11419 } 11420 } finally { 11421 // Regardless of success or failure of upgrade steps above, always 11422 // unfreeze the package if we froze it 11423 if (weFroze) { 11424 unfreezePackage(pkgName); 11425 } 11426 } 11427 } 11428 11429 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11430 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11431 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11432 String volumeUuid, PackageInstalledInfo res) { 11433 String pkgName = deletedPackage.packageName; 11434 boolean deletedPkg = true; 11435 boolean updatedSettings = false; 11436 11437 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11438 + deletedPackage); 11439 long origUpdateTime; 11440 if (pkg.mExtras != null) { 11441 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11442 } else { 11443 origUpdateTime = 0; 11444 } 11445 11446 // First delete the existing package while retaining the data directory 11447 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11448 res.removedInfo, true)) { 11449 // If the existing package wasn't successfully deleted 11450 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11451 deletedPkg = false; 11452 } else { 11453 // Successfully deleted the old package; proceed with replace. 11454 11455 // If deleted package lived in a container, give users a chance to 11456 // relinquish resources before killing. 11457 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11458 if (DEBUG_INSTALL) { 11459 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11460 } 11461 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11462 final ArrayList<String> pkgList = new ArrayList<String>(1); 11463 pkgList.add(deletedPackage.applicationInfo.packageName); 11464 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11465 } 11466 11467 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11468 try { 11469 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11470 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11471 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11472 perUserInstalled, res, user); 11473 updatedSettings = true; 11474 } catch (PackageManagerException e) { 11475 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11476 } 11477 } 11478 11479 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11480 // remove package from internal structures. Note that we want deletePackageX to 11481 // delete the package data and cache directories that it created in 11482 // scanPackageLocked, unless those directories existed before we even tried to 11483 // install. 11484 if(updatedSettings) { 11485 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11486 deletePackageLI( 11487 pkgName, null, true, allUsers, perUserInstalled, 11488 PackageManager.DELETE_KEEP_DATA, 11489 res.removedInfo, true); 11490 } 11491 // Since we failed to install the new package we need to restore the old 11492 // package that we deleted. 11493 if (deletedPkg) { 11494 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11495 File restoreFile = new File(deletedPackage.codePath); 11496 // Parse old package 11497 boolean oldExternal = isExternal(deletedPackage); 11498 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11499 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11500 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11501 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11502 try { 11503 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11504 } catch (PackageManagerException e) { 11505 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11506 + e.getMessage()); 11507 return; 11508 } 11509 // Restore of old package succeeded. Update permissions. 11510 // writer 11511 synchronized (mPackages) { 11512 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11513 UPDATE_PERMISSIONS_ALL); 11514 // can downgrade to reader 11515 mSettings.writeLPr(); 11516 } 11517 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11518 } 11519 } 11520 } 11521 11522 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11523 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11524 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11525 String volumeUuid, PackageInstalledInfo res) { 11526 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11527 + ", old=" + deletedPackage); 11528 boolean disabledSystem = false; 11529 boolean updatedSettings = false; 11530 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11531 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11532 != 0) { 11533 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11534 } 11535 String packageName = deletedPackage.packageName; 11536 if (packageName == null) { 11537 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11538 "Attempt to delete null packageName."); 11539 return; 11540 } 11541 PackageParser.Package oldPkg; 11542 PackageSetting oldPkgSetting; 11543 // reader 11544 synchronized (mPackages) { 11545 oldPkg = mPackages.get(packageName); 11546 oldPkgSetting = mSettings.mPackages.get(packageName); 11547 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11548 (oldPkgSetting == null)) { 11549 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11550 "Couldn't find package:" + packageName + " information"); 11551 return; 11552 } 11553 } 11554 11555 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11556 res.removedInfo.removedPackage = packageName; 11557 // Remove existing system package 11558 removePackageLI(oldPkgSetting, true); 11559 // writer 11560 synchronized (mPackages) { 11561 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11562 if (!disabledSystem && deletedPackage != null) { 11563 // We didn't need to disable the .apk as a current system package, 11564 // which means we are replacing another update that is already 11565 // installed. We need to make sure to delete the older one's .apk. 11566 res.removedInfo.args = createInstallArgsForExisting(0, 11567 deletedPackage.applicationInfo.getCodePath(), 11568 deletedPackage.applicationInfo.getResourcePath(), 11569 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11570 } else { 11571 res.removedInfo.args = null; 11572 } 11573 } 11574 11575 // Successfully disabled the old package. Now proceed with re-installation 11576 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11577 11578 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11579 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11580 11581 PackageParser.Package newPackage = null; 11582 try { 11583 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11584 if (newPackage.mExtras != null) { 11585 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11586 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11587 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11588 11589 // is the update attempting to change shared user? that isn't going to work... 11590 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11591 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11592 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11593 + " to " + newPkgSetting.sharedUser); 11594 updatedSettings = true; 11595 } 11596 } 11597 11598 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11599 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11600 perUserInstalled, res, user); 11601 updatedSettings = true; 11602 } 11603 11604 } catch (PackageManagerException e) { 11605 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11606 } 11607 11608 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11609 // Re installation failed. Restore old information 11610 // Remove new pkg information 11611 if (newPackage != null) { 11612 removeInstalledPackageLI(newPackage, true); 11613 } 11614 // Add back the old system package 11615 try { 11616 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11617 } catch (PackageManagerException e) { 11618 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11619 } 11620 // Restore the old system information in Settings 11621 synchronized (mPackages) { 11622 if (disabledSystem) { 11623 mSettings.enableSystemPackageLPw(packageName); 11624 } 11625 if (updatedSettings) { 11626 mSettings.setInstallerPackageName(packageName, 11627 oldPkgSetting.installerPackageName); 11628 } 11629 mSettings.writeLPr(); 11630 } 11631 } 11632 } 11633 11634 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11635 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11636 UserHandle user) { 11637 String pkgName = newPackage.packageName; 11638 synchronized (mPackages) { 11639 //write settings. the installStatus will be incomplete at this stage. 11640 //note that the new package setting would have already been 11641 //added to mPackages. It hasn't been persisted yet. 11642 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11643 mSettings.writeLPr(); 11644 } 11645 11646 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11647 11648 synchronized (mPackages) { 11649 updatePermissionsLPw(newPackage.packageName, newPackage, 11650 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11651 ? UPDATE_PERMISSIONS_ALL : 0)); 11652 // For system-bundled packages, we assume that installing an upgraded version 11653 // of the package implies that the user actually wants to run that new code, 11654 // so we enable the package. 11655 PackageSetting ps = mSettings.mPackages.get(pkgName); 11656 if (ps != null) { 11657 if (isSystemApp(newPackage)) { 11658 // NB: implicit assumption that system package upgrades apply to all users 11659 if (DEBUG_INSTALL) { 11660 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11661 } 11662 if (res.origUsers != null) { 11663 for (int userHandle : res.origUsers) { 11664 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11665 userHandle, installerPackageName); 11666 } 11667 } 11668 // Also convey the prior install/uninstall state 11669 if (allUsers != null && perUserInstalled != null) { 11670 for (int i = 0; i < allUsers.length; i++) { 11671 if (DEBUG_INSTALL) { 11672 Slog.d(TAG, " user " + allUsers[i] 11673 + " => " + perUserInstalled[i]); 11674 } 11675 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11676 } 11677 // these install state changes will be persisted in the 11678 // upcoming call to mSettings.writeLPr(). 11679 } 11680 } 11681 // It's implied that when a user requests installation, they want the app to be 11682 // installed and enabled. 11683 int userId = user.getIdentifier(); 11684 if (userId != UserHandle.USER_ALL) { 11685 ps.setInstalled(true, userId); 11686 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11687 } 11688 } 11689 res.name = pkgName; 11690 res.uid = newPackage.applicationInfo.uid; 11691 res.pkg = newPackage; 11692 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11693 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11694 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11695 //to update install status 11696 mSettings.writeLPr(); 11697 } 11698 } 11699 11700 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11701 final int installFlags = args.installFlags; 11702 final String installerPackageName = args.installerPackageName; 11703 final String volumeUuid = args.volumeUuid; 11704 final File tmpPackageFile = new File(args.getCodePath()); 11705 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11706 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11707 || (args.volumeUuid != null)); 11708 boolean replace = false; 11709 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11710 // Result object to be returned 11711 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11712 11713 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11714 // Retrieve PackageSettings and parse package 11715 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11716 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11717 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11718 PackageParser pp = new PackageParser(); 11719 pp.setSeparateProcesses(mSeparateProcesses); 11720 pp.setDisplayMetrics(mMetrics); 11721 11722 final PackageParser.Package pkg; 11723 try { 11724 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11725 } catch (PackageParserException e) { 11726 res.setError("Failed parse during installPackageLI", e); 11727 return; 11728 } 11729 11730 // Mark that we have an install time CPU ABI override. 11731 pkg.cpuAbiOverride = args.abiOverride; 11732 11733 String pkgName = res.name = pkg.packageName; 11734 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11735 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11736 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11737 return; 11738 } 11739 } 11740 11741 try { 11742 pp.collectCertificates(pkg, parseFlags); 11743 pp.collectManifestDigest(pkg); 11744 } catch (PackageParserException e) { 11745 res.setError("Failed collect during installPackageLI", e); 11746 return; 11747 } 11748 11749 /* If the installer passed in a manifest digest, compare it now. */ 11750 if (args.manifestDigest != null) { 11751 if (DEBUG_INSTALL) { 11752 final String parsedManifest = pkg.manifestDigest == null ? "null" 11753 : pkg.manifestDigest.toString(); 11754 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11755 + parsedManifest); 11756 } 11757 11758 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11759 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11760 return; 11761 } 11762 } else if (DEBUG_INSTALL) { 11763 final String parsedManifest = pkg.manifestDigest == null 11764 ? "null" : pkg.manifestDigest.toString(); 11765 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11766 } 11767 11768 // Get rid of all references to package scan path via parser. 11769 pp = null; 11770 String oldCodePath = null; 11771 boolean systemApp = false; 11772 synchronized (mPackages) { 11773 // Check if installing already existing package 11774 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11775 String oldName = mSettings.mRenamedPackages.get(pkgName); 11776 if (pkg.mOriginalPackages != null 11777 && pkg.mOriginalPackages.contains(oldName) 11778 && mPackages.containsKey(oldName)) { 11779 // This package is derived from an original package, 11780 // and this device has been updating from that original 11781 // name. We must continue using the original name, so 11782 // rename the new package here. 11783 pkg.setPackageName(oldName); 11784 pkgName = pkg.packageName; 11785 replace = true; 11786 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11787 + oldName + " pkgName=" + pkgName); 11788 } else if (mPackages.containsKey(pkgName)) { 11789 // This package, under its official name, already exists 11790 // on the device; we should replace it. 11791 replace = true; 11792 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11793 } 11794 11795 // Prevent apps opting out from runtime permissions 11796 if (replace) { 11797 PackageParser.Package oldPackage = mPackages.get(pkgName); 11798 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11799 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11800 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11801 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11802 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11803 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11804 + " doesn't support runtime permissions but the old" 11805 + " target SDK " + oldTargetSdk + " does."); 11806 return; 11807 } 11808 } 11809 } 11810 11811 PackageSetting ps = mSettings.mPackages.get(pkgName); 11812 if (ps != null) { 11813 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11814 11815 // Quick sanity check that we're signed correctly if updating; 11816 // we'll check this again later when scanning, but we want to 11817 // bail early here before tripping over redefined permissions. 11818 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11819 if (!checkUpgradeKeySetLP(ps, pkg)) { 11820 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11821 + pkg.packageName + " upgrade keys do not match the " 11822 + "previously installed version"); 11823 return; 11824 } 11825 } else { 11826 try { 11827 verifySignaturesLP(ps, pkg); 11828 } catch (PackageManagerException e) { 11829 res.setError(e.error, e.getMessage()); 11830 return; 11831 } 11832 } 11833 11834 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11835 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11836 systemApp = (ps.pkg.applicationInfo.flags & 11837 ApplicationInfo.FLAG_SYSTEM) != 0; 11838 } 11839 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11840 } 11841 11842 // Check whether the newly-scanned package wants to define an already-defined perm 11843 int N = pkg.permissions.size(); 11844 for (int i = N-1; i >= 0; i--) { 11845 PackageParser.Permission perm = pkg.permissions.get(i); 11846 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11847 if (bp != null) { 11848 // If the defining package is signed with our cert, it's okay. This 11849 // also includes the "updating the same package" case, of course. 11850 // "updating same package" could also involve key-rotation. 11851 final boolean sigsOk; 11852 if (bp.sourcePackage.equals(pkg.packageName) 11853 && (bp.packageSetting instanceof PackageSetting) 11854 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11855 scanFlags))) { 11856 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11857 } else { 11858 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11859 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11860 } 11861 if (!sigsOk) { 11862 // If the owning package is the system itself, we log but allow 11863 // install to proceed; we fail the install on all other permission 11864 // redefinitions. 11865 if (!bp.sourcePackage.equals("android")) { 11866 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11867 + pkg.packageName + " attempting to redeclare permission " 11868 + perm.info.name + " already owned by " + bp.sourcePackage); 11869 res.origPermission = perm.info.name; 11870 res.origPackage = bp.sourcePackage; 11871 return; 11872 } else { 11873 Slog.w(TAG, "Package " + pkg.packageName 11874 + " attempting to redeclare system permission " 11875 + perm.info.name + "; ignoring new declaration"); 11876 pkg.permissions.remove(i); 11877 } 11878 } 11879 } 11880 } 11881 11882 } 11883 11884 if (systemApp && onExternal) { 11885 // Disable updates to system apps on sdcard 11886 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11887 "Cannot install updates to system apps on sdcard"); 11888 return; 11889 } 11890 11891 if (args.move != null) { 11892 // We did an in-place move, so dex is ready to roll 11893 scanFlags |= SCAN_NO_DEX; 11894 scanFlags |= SCAN_MOVE; 11895 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11896 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11897 scanFlags |= SCAN_NO_DEX; 11898 11899 try { 11900 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11901 true /* extract libs */); 11902 } catch (PackageManagerException pme) { 11903 Slog.e(TAG, "Error deriving application ABI", pme); 11904 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11905 return; 11906 } 11907 11908 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11909 int result = mPackageDexOptimizer 11910 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11911 false /* defer */, false /* inclDependencies */); 11912 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11913 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11914 return; 11915 } 11916 } 11917 11918 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11919 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11920 return; 11921 } 11922 11923 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11924 11925 if (replace) { 11926 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11927 installerPackageName, volumeUuid, res); 11928 } else { 11929 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11930 args.user, installerPackageName, volumeUuid, res); 11931 } 11932 synchronized (mPackages) { 11933 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11934 if (ps != null) { 11935 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11936 } 11937 } 11938 } 11939 11940 private void startIntentFilterVerifications(int userId, boolean replacing, 11941 PackageParser.Package pkg) { 11942 if (mIntentFilterVerifierComponent == null) { 11943 Slog.w(TAG, "No IntentFilter verification will not be done as " 11944 + "there is no IntentFilterVerifier available!"); 11945 return; 11946 } 11947 11948 final int verifierUid = getPackageUid( 11949 mIntentFilterVerifierComponent.getPackageName(), 11950 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11951 11952 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11953 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11954 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11955 mHandler.sendMessage(msg); 11956 } 11957 11958 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11959 PackageParser.Package pkg) { 11960 int size = pkg.activities.size(); 11961 if (size == 0) { 11962 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11963 "No activity, so no need to verify any IntentFilter!"); 11964 return; 11965 } 11966 11967 final boolean hasDomainURLs = hasDomainURLs(pkg); 11968 if (!hasDomainURLs) { 11969 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11970 "No domain URLs, so no need to verify any IntentFilter!"); 11971 return; 11972 } 11973 11974 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11975 + " if any IntentFilter from the " + size 11976 + " Activities needs verification ..."); 11977 11978 int count = 0; 11979 final String packageName = pkg.packageName; 11980 11981 synchronized (mPackages) { 11982 // If this is a new install and we see that we've already run verification for this 11983 // package, we have nothing to do: it means the state was restored from backup. 11984 if (!replacing) { 11985 IntentFilterVerificationInfo ivi = 11986 mSettings.getIntentFilterVerificationLPr(packageName); 11987 if (ivi != null) { 11988 if (DEBUG_DOMAIN_VERIFICATION) { 11989 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 11990 + ivi.getStatusString()); 11991 } 11992 return; 11993 } 11994 } 11995 11996 // If any filters need to be verified, then all need to be. 11997 boolean needToVerify = false; 11998 for (PackageParser.Activity a : pkg.activities) { 11999 for (ActivityIntentInfo filter : a.intents) { 12000 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12001 if (DEBUG_DOMAIN_VERIFICATION) { 12002 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12003 } 12004 needToVerify = true; 12005 break; 12006 } 12007 } 12008 } 12009 12010 if (needToVerify) { 12011 final int verificationId = mIntentFilterVerificationToken++; 12012 for (PackageParser.Activity a : pkg.activities) { 12013 for (ActivityIntentInfo filter : a.intents) { 12014 boolean needsFilterVerification = filter.hasWebDataURI(); 12015 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 12016 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12017 "Verification needed for IntentFilter:" + filter.toString()); 12018 mIntentFilterVerifier.addOneIntentFilterVerification( 12019 verifierUid, userId, verificationId, filter, packageName); 12020 count++; 12021 } 12022 } 12023 } 12024 } 12025 } 12026 12027 if (count > 0) { 12028 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12029 + " IntentFilter verification" + (count > 1 ? "s" : "") 12030 + " for userId:" + userId); 12031 mIntentFilterVerifier.startVerifications(userId); 12032 } else { 12033 if (DEBUG_DOMAIN_VERIFICATION) { 12034 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12035 } 12036 } 12037 } 12038 12039 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12040 final ComponentName cn = filter.activity.getComponentName(); 12041 final String packageName = cn.getPackageName(); 12042 12043 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12044 packageName); 12045 if (ivi == null) { 12046 return true; 12047 } 12048 int status = ivi.getStatus(); 12049 switch (status) { 12050 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12051 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12052 return true; 12053 12054 default: 12055 // Nothing to do 12056 return false; 12057 } 12058 } 12059 12060 private static boolean isMultiArch(PackageSetting ps) { 12061 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12062 } 12063 12064 private static boolean isMultiArch(ApplicationInfo info) { 12065 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12066 } 12067 12068 private static boolean isExternal(PackageParser.Package pkg) { 12069 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12070 } 12071 12072 private static boolean isExternal(PackageSetting ps) { 12073 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12074 } 12075 12076 private static boolean isExternal(ApplicationInfo info) { 12077 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12078 } 12079 12080 private static boolean isSystemApp(PackageParser.Package pkg) { 12081 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12082 } 12083 12084 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12085 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12086 } 12087 12088 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12089 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12090 } 12091 12092 private static boolean isSystemApp(PackageSetting ps) { 12093 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12094 } 12095 12096 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12097 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12098 } 12099 12100 private int packageFlagsToInstallFlags(PackageSetting ps) { 12101 int installFlags = 0; 12102 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12103 // This existing package was an external ASEC install when we have 12104 // the external flag without a UUID 12105 installFlags |= PackageManager.INSTALL_EXTERNAL; 12106 } 12107 if (ps.isForwardLocked()) { 12108 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12109 } 12110 return installFlags; 12111 } 12112 12113 private void deleteTempPackageFiles() { 12114 final FilenameFilter filter = new FilenameFilter() { 12115 public boolean accept(File dir, String name) { 12116 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12117 } 12118 }; 12119 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12120 file.delete(); 12121 } 12122 } 12123 12124 @Override 12125 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12126 int flags) { 12127 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12128 flags); 12129 } 12130 12131 @Override 12132 public void deletePackage(final String packageName, 12133 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12134 mContext.enforceCallingOrSelfPermission( 12135 android.Manifest.permission.DELETE_PACKAGES, null); 12136 final int uid = Binder.getCallingUid(); 12137 if (UserHandle.getUserId(uid) != userId) { 12138 mContext.enforceCallingPermission( 12139 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12140 "deletePackage for user " + userId); 12141 } 12142 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12143 try { 12144 observer.onPackageDeleted(packageName, 12145 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12146 } catch (RemoteException re) { 12147 } 12148 return; 12149 } 12150 12151 boolean uninstallBlocked = false; 12152 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12153 int[] users = sUserManager.getUserIds(); 12154 for (int i = 0; i < users.length; ++i) { 12155 if (getBlockUninstallForUser(packageName, users[i])) { 12156 uninstallBlocked = true; 12157 break; 12158 } 12159 } 12160 } else { 12161 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12162 } 12163 if (uninstallBlocked) { 12164 try { 12165 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12166 null); 12167 } catch (RemoteException re) { 12168 } 12169 return; 12170 } 12171 12172 if (DEBUG_REMOVE) { 12173 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12174 } 12175 // Queue up an async operation since the package deletion may take a little while. 12176 mHandler.post(new Runnable() { 12177 public void run() { 12178 mHandler.removeCallbacks(this); 12179 final int returnCode = deletePackageX(packageName, userId, flags); 12180 if (observer != null) { 12181 try { 12182 observer.onPackageDeleted(packageName, returnCode, null); 12183 } catch (RemoteException e) { 12184 Log.i(TAG, "Observer no longer exists."); 12185 } //end catch 12186 } //end if 12187 } //end run 12188 }); 12189 } 12190 12191 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12192 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12193 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12194 try { 12195 if (dpm != null) { 12196 if (dpm.isDeviceOwner(packageName)) { 12197 return true; 12198 } 12199 int[] users; 12200 if (userId == UserHandle.USER_ALL) { 12201 users = sUserManager.getUserIds(); 12202 } else { 12203 users = new int[]{userId}; 12204 } 12205 for (int i = 0; i < users.length; ++i) { 12206 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12207 return true; 12208 } 12209 } 12210 } 12211 } catch (RemoteException e) { 12212 } 12213 return false; 12214 } 12215 12216 /** 12217 * This method is an internal method that could be get invoked either 12218 * to delete an installed package or to clean up a failed installation. 12219 * After deleting an installed package, a broadcast is sent to notify any 12220 * listeners that the package has been installed. For cleaning up a failed 12221 * installation, the broadcast is not necessary since the package's 12222 * installation wouldn't have sent the initial broadcast either 12223 * The key steps in deleting a package are 12224 * deleting the package information in internal structures like mPackages, 12225 * deleting the packages base directories through installd 12226 * updating mSettings to reflect current status 12227 * persisting settings for later use 12228 * sending a broadcast if necessary 12229 */ 12230 private int deletePackageX(String packageName, int userId, int flags) { 12231 final PackageRemovedInfo info = new PackageRemovedInfo(); 12232 final boolean res; 12233 12234 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12235 ? UserHandle.ALL : new UserHandle(userId); 12236 12237 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12238 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12239 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12240 } 12241 12242 boolean removedForAllUsers = false; 12243 boolean systemUpdate = false; 12244 12245 // for the uninstall-updates case and restricted profiles, remember the per- 12246 // userhandle installed state 12247 int[] allUsers; 12248 boolean[] perUserInstalled; 12249 synchronized (mPackages) { 12250 PackageSetting ps = mSettings.mPackages.get(packageName); 12251 allUsers = sUserManager.getUserIds(); 12252 perUserInstalled = new boolean[allUsers.length]; 12253 for (int i = 0; i < allUsers.length; i++) { 12254 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12255 } 12256 } 12257 12258 synchronized (mInstallLock) { 12259 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12260 res = deletePackageLI(packageName, removeForUser, 12261 true, allUsers, perUserInstalled, 12262 flags | REMOVE_CHATTY, info, true); 12263 systemUpdate = info.isRemovedPackageSystemUpdate; 12264 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12265 removedForAllUsers = true; 12266 } 12267 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12268 + " removedForAllUsers=" + removedForAllUsers); 12269 } 12270 12271 if (res) { 12272 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12273 12274 // If the removed package was a system update, the old system package 12275 // was re-enabled; we need to broadcast this information 12276 if (systemUpdate) { 12277 Bundle extras = new Bundle(1); 12278 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12279 ? info.removedAppId : info.uid); 12280 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12281 12282 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12283 extras, null, null, null); 12284 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12285 extras, null, null, null); 12286 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12287 null, packageName, null, null); 12288 } 12289 } 12290 // Force a gc here. 12291 Runtime.getRuntime().gc(); 12292 // Delete the resources here after sending the broadcast to let 12293 // other processes clean up before deleting resources. 12294 if (info.args != null) { 12295 synchronized (mInstallLock) { 12296 info.args.doPostDeleteLI(true); 12297 } 12298 } 12299 12300 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12301 } 12302 12303 class PackageRemovedInfo { 12304 String removedPackage; 12305 int uid = -1; 12306 int removedAppId = -1; 12307 int[] removedUsers = null; 12308 boolean isRemovedPackageSystemUpdate = false; 12309 // Clean up resources deleted packages. 12310 InstallArgs args = null; 12311 12312 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12313 Bundle extras = new Bundle(1); 12314 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12315 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12316 if (replacing) { 12317 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12318 } 12319 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12320 if (removedPackage != null) { 12321 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12322 extras, null, null, removedUsers); 12323 if (fullRemove && !replacing) { 12324 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12325 extras, null, null, removedUsers); 12326 } 12327 } 12328 if (removedAppId >= 0) { 12329 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12330 removedUsers); 12331 } 12332 } 12333 } 12334 12335 /* 12336 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12337 * flag is not set, the data directory is removed as well. 12338 * make sure this flag is set for partially installed apps. If not its meaningless to 12339 * delete a partially installed application. 12340 */ 12341 private void removePackageDataLI(PackageSetting ps, 12342 int[] allUserHandles, boolean[] perUserInstalled, 12343 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12344 String packageName = ps.name; 12345 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12346 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12347 // Retrieve object to delete permissions for shared user later on 12348 final PackageSetting deletedPs; 12349 // reader 12350 synchronized (mPackages) { 12351 deletedPs = mSettings.mPackages.get(packageName); 12352 if (outInfo != null) { 12353 outInfo.removedPackage = packageName; 12354 outInfo.removedUsers = deletedPs != null 12355 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12356 : null; 12357 } 12358 } 12359 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12360 removeDataDirsLI(ps.volumeUuid, packageName); 12361 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12362 } 12363 // writer 12364 synchronized (mPackages) { 12365 if (deletedPs != null) { 12366 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12367 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12368 clearDefaultBrowserIfNeeded(packageName); 12369 if (outInfo != null) { 12370 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12371 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12372 } 12373 updatePermissionsLPw(deletedPs.name, null, 0); 12374 if (deletedPs.sharedUser != null) { 12375 // Remove permissions associated with package. Since runtime 12376 // permissions are per user we have to kill the removed package 12377 // or packages running under the shared user of the removed 12378 // package if revoking the permissions requested only by the removed 12379 // package is successful and this causes a change in gids. 12380 for (int userId : UserManagerService.getInstance().getUserIds()) { 12381 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12382 userId); 12383 if (userIdToKill == UserHandle.USER_ALL 12384 || userIdToKill >= UserHandle.USER_OWNER) { 12385 // If gids changed for this user, kill all affected packages. 12386 mHandler.post(new Runnable() { 12387 @Override 12388 public void run() { 12389 // This has to happen with no lock held. 12390 killSettingPackagesForUser(deletedPs, userIdToKill, 12391 KILL_APP_REASON_GIDS_CHANGED); 12392 } 12393 }); 12394 break; 12395 } 12396 } 12397 } 12398 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12399 } 12400 // make sure to preserve per-user disabled state if this removal was just 12401 // a downgrade of a system app to the factory package 12402 if (allUserHandles != null && perUserInstalled != null) { 12403 if (DEBUG_REMOVE) { 12404 Slog.d(TAG, "Propagating install state across downgrade"); 12405 } 12406 for (int i = 0; i < allUserHandles.length; i++) { 12407 if (DEBUG_REMOVE) { 12408 Slog.d(TAG, " user " + allUserHandles[i] 12409 + " => " + perUserInstalled[i]); 12410 } 12411 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12412 } 12413 } 12414 } 12415 // can downgrade to reader 12416 if (writeSettings) { 12417 // Save settings now 12418 mSettings.writeLPr(); 12419 } 12420 } 12421 if (outInfo != null) { 12422 // A user ID was deleted here. Go through all users and remove it 12423 // from KeyStore. 12424 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12425 } 12426 } 12427 12428 static boolean locationIsPrivileged(File path) { 12429 try { 12430 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12431 .getCanonicalPath(); 12432 return path.getCanonicalPath().startsWith(privilegedAppDir); 12433 } catch (IOException e) { 12434 Slog.e(TAG, "Unable to access code path " + path); 12435 } 12436 return false; 12437 } 12438 12439 /* 12440 * Tries to delete system package. 12441 */ 12442 private boolean deleteSystemPackageLI(PackageSetting newPs, 12443 int[] allUserHandles, boolean[] perUserInstalled, 12444 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12445 final boolean applyUserRestrictions 12446 = (allUserHandles != null) && (perUserInstalled != null); 12447 PackageSetting disabledPs = null; 12448 // Confirm if the system package has been updated 12449 // An updated system app can be deleted. This will also have to restore 12450 // the system pkg from system partition 12451 // reader 12452 synchronized (mPackages) { 12453 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12454 } 12455 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12456 + " disabledPs=" + disabledPs); 12457 if (disabledPs == null) { 12458 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12459 return false; 12460 } else if (DEBUG_REMOVE) { 12461 Slog.d(TAG, "Deleting system pkg from data partition"); 12462 } 12463 if (DEBUG_REMOVE) { 12464 if (applyUserRestrictions) { 12465 Slog.d(TAG, "Remembering install states:"); 12466 for (int i = 0; i < allUserHandles.length; i++) { 12467 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12468 } 12469 } 12470 } 12471 // Delete the updated package 12472 outInfo.isRemovedPackageSystemUpdate = true; 12473 if (disabledPs.versionCode < newPs.versionCode) { 12474 // Delete data for downgrades 12475 flags &= ~PackageManager.DELETE_KEEP_DATA; 12476 } else { 12477 // Preserve data by setting flag 12478 flags |= PackageManager.DELETE_KEEP_DATA; 12479 } 12480 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12481 allUserHandles, perUserInstalled, outInfo, writeSettings); 12482 if (!ret) { 12483 return false; 12484 } 12485 // writer 12486 synchronized (mPackages) { 12487 // Reinstate the old system package 12488 mSettings.enableSystemPackageLPw(newPs.name); 12489 // Remove any native libraries from the upgraded package. 12490 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12491 } 12492 // Install the system package 12493 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12494 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12495 if (locationIsPrivileged(disabledPs.codePath)) { 12496 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12497 } 12498 12499 final PackageParser.Package newPkg; 12500 try { 12501 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12502 } catch (PackageManagerException e) { 12503 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12504 return false; 12505 } 12506 12507 // writer 12508 synchronized (mPackages) { 12509 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12510 updatePermissionsLPw(newPkg.packageName, newPkg, 12511 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12512 if (applyUserRestrictions) { 12513 if (DEBUG_REMOVE) { 12514 Slog.d(TAG, "Propagating install state across reinstall"); 12515 } 12516 for (int i = 0; i < allUserHandles.length; i++) { 12517 if (DEBUG_REMOVE) { 12518 Slog.d(TAG, " user " + allUserHandles[i] 12519 + " => " + perUserInstalled[i]); 12520 } 12521 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12522 } 12523 // Regardless of writeSettings we need to ensure that this restriction 12524 // state propagation is persisted 12525 mSettings.writeAllUsersPackageRestrictionsLPr(); 12526 } 12527 // can downgrade to reader here 12528 if (writeSettings) { 12529 mSettings.writeLPr(); 12530 } 12531 } 12532 return true; 12533 } 12534 12535 private boolean deleteInstalledPackageLI(PackageSetting ps, 12536 boolean deleteCodeAndResources, int flags, 12537 int[] allUserHandles, boolean[] perUserInstalled, 12538 PackageRemovedInfo outInfo, boolean writeSettings) { 12539 if (outInfo != null) { 12540 outInfo.uid = ps.appId; 12541 } 12542 12543 // Delete package data from internal structures and also remove data if flag is set 12544 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12545 12546 // Delete application code and resources 12547 if (deleteCodeAndResources && (outInfo != null)) { 12548 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12549 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12550 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12551 } 12552 return true; 12553 } 12554 12555 @Override 12556 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12557 int userId) { 12558 mContext.enforceCallingOrSelfPermission( 12559 android.Manifest.permission.DELETE_PACKAGES, null); 12560 synchronized (mPackages) { 12561 PackageSetting ps = mSettings.mPackages.get(packageName); 12562 if (ps == null) { 12563 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12564 return false; 12565 } 12566 if (!ps.getInstalled(userId)) { 12567 // Can't block uninstall for an app that is not installed or enabled. 12568 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12569 return false; 12570 } 12571 ps.setBlockUninstall(blockUninstall, userId); 12572 mSettings.writePackageRestrictionsLPr(userId); 12573 } 12574 return true; 12575 } 12576 12577 @Override 12578 public boolean getBlockUninstallForUser(String packageName, int userId) { 12579 synchronized (mPackages) { 12580 PackageSetting ps = mSettings.mPackages.get(packageName); 12581 if (ps == null) { 12582 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12583 return false; 12584 } 12585 return ps.getBlockUninstall(userId); 12586 } 12587 } 12588 12589 /* 12590 * This method handles package deletion in general 12591 */ 12592 private boolean deletePackageLI(String packageName, UserHandle user, 12593 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12594 int flags, PackageRemovedInfo outInfo, 12595 boolean writeSettings) { 12596 if (packageName == null) { 12597 Slog.w(TAG, "Attempt to delete null packageName."); 12598 return false; 12599 } 12600 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12601 PackageSetting ps; 12602 boolean dataOnly = false; 12603 int removeUser = -1; 12604 int appId = -1; 12605 synchronized (mPackages) { 12606 ps = mSettings.mPackages.get(packageName); 12607 if (ps == null) { 12608 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12609 return false; 12610 } 12611 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12612 && user.getIdentifier() != UserHandle.USER_ALL) { 12613 // The caller is asking that the package only be deleted for a single 12614 // user. To do this, we just mark its uninstalled state and delete 12615 // its data. If this is a system app, we only allow this to happen if 12616 // they have set the special DELETE_SYSTEM_APP which requests different 12617 // semantics than normal for uninstalling system apps. 12618 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12619 ps.setUserState(user.getIdentifier(), 12620 COMPONENT_ENABLED_STATE_DEFAULT, 12621 false, //installed 12622 true, //stopped 12623 true, //notLaunched 12624 false, //hidden 12625 null, null, null, 12626 false, // blockUninstall 12627 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12628 if (!isSystemApp(ps)) { 12629 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12630 // Other user still have this package installed, so all 12631 // we need to do is clear this user's data and save that 12632 // it is uninstalled. 12633 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12634 removeUser = user.getIdentifier(); 12635 appId = ps.appId; 12636 scheduleWritePackageRestrictionsLocked(removeUser); 12637 } else { 12638 // We need to set it back to 'installed' so the uninstall 12639 // broadcasts will be sent correctly. 12640 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12641 ps.setInstalled(true, user.getIdentifier()); 12642 } 12643 } else { 12644 // This is a system app, so we assume that the 12645 // other users still have this package installed, so all 12646 // we need to do is clear this user's data and save that 12647 // it is uninstalled. 12648 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12649 removeUser = user.getIdentifier(); 12650 appId = ps.appId; 12651 scheduleWritePackageRestrictionsLocked(removeUser); 12652 } 12653 } 12654 } 12655 12656 if (removeUser >= 0) { 12657 // From above, we determined that we are deleting this only 12658 // for a single user. Continue the work here. 12659 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12660 if (outInfo != null) { 12661 outInfo.removedPackage = packageName; 12662 outInfo.removedAppId = appId; 12663 outInfo.removedUsers = new int[] {removeUser}; 12664 } 12665 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12666 removeKeystoreDataIfNeeded(removeUser, appId); 12667 schedulePackageCleaning(packageName, removeUser, false); 12668 synchronized (mPackages) { 12669 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12670 scheduleWritePackageRestrictionsLocked(removeUser); 12671 } 12672 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12673 removeUser); 12674 } 12675 return true; 12676 } 12677 12678 if (dataOnly) { 12679 // Delete application data first 12680 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12681 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12682 return true; 12683 } 12684 12685 boolean ret = false; 12686 if (isSystemApp(ps)) { 12687 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12688 // When an updated system application is deleted we delete the existing resources as well and 12689 // fall back to existing code in system partition 12690 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12691 flags, outInfo, writeSettings); 12692 } else { 12693 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12694 // Kill application pre-emptively especially for apps on sd. 12695 killApplication(packageName, ps.appId, "uninstall pkg"); 12696 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12697 allUserHandles, perUserInstalled, 12698 outInfo, writeSettings); 12699 } 12700 12701 return ret; 12702 } 12703 12704 private final class ClearStorageConnection implements ServiceConnection { 12705 IMediaContainerService mContainerService; 12706 12707 @Override 12708 public void onServiceConnected(ComponentName name, IBinder service) { 12709 synchronized (this) { 12710 mContainerService = IMediaContainerService.Stub.asInterface(service); 12711 notifyAll(); 12712 } 12713 } 12714 12715 @Override 12716 public void onServiceDisconnected(ComponentName name) { 12717 } 12718 } 12719 12720 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12721 final boolean mounted; 12722 if (Environment.isExternalStorageEmulated()) { 12723 mounted = true; 12724 } else { 12725 final String status = Environment.getExternalStorageState(); 12726 12727 mounted = status.equals(Environment.MEDIA_MOUNTED) 12728 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12729 } 12730 12731 if (!mounted) { 12732 return; 12733 } 12734 12735 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12736 int[] users; 12737 if (userId == UserHandle.USER_ALL) { 12738 users = sUserManager.getUserIds(); 12739 } else { 12740 users = new int[] { userId }; 12741 } 12742 final ClearStorageConnection conn = new ClearStorageConnection(); 12743 if (mContext.bindServiceAsUser( 12744 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12745 try { 12746 for (int curUser : users) { 12747 long timeout = SystemClock.uptimeMillis() + 5000; 12748 synchronized (conn) { 12749 long now = SystemClock.uptimeMillis(); 12750 while (conn.mContainerService == null && now < timeout) { 12751 try { 12752 conn.wait(timeout - now); 12753 } catch (InterruptedException e) { 12754 } 12755 } 12756 } 12757 if (conn.mContainerService == null) { 12758 return; 12759 } 12760 12761 final UserEnvironment userEnv = new UserEnvironment(curUser); 12762 clearDirectory(conn.mContainerService, 12763 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12764 if (allData) { 12765 clearDirectory(conn.mContainerService, 12766 userEnv.buildExternalStorageAppDataDirs(packageName)); 12767 clearDirectory(conn.mContainerService, 12768 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12769 } 12770 } 12771 } finally { 12772 mContext.unbindService(conn); 12773 } 12774 } 12775 } 12776 12777 @Override 12778 public void clearApplicationUserData(final String packageName, 12779 final IPackageDataObserver observer, final int userId) { 12780 mContext.enforceCallingOrSelfPermission( 12781 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12782 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12783 // Queue up an async operation since the package deletion may take a little while. 12784 mHandler.post(new Runnable() { 12785 public void run() { 12786 mHandler.removeCallbacks(this); 12787 final boolean succeeded; 12788 synchronized (mInstallLock) { 12789 succeeded = clearApplicationUserDataLI(packageName, userId); 12790 } 12791 clearExternalStorageDataSync(packageName, userId, true); 12792 if (succeeded) { 12793 // invoke DeviceStorageMonitor's update method to clear any notifications 12794 DeviceStorageMonitorInternal 12795 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12796 if (dsm != null) { 12797 dsm.checkMemory(); 12798 } 12799 } 12800 if(observer != null) { 12801 try { 12802 observer.onRemoveCompleted(packageName, succeeded); 12803 } catch (RemoteException e) { 12804 Log.i(TAG, "Observer no longer exists."); 12805 } 12806 } //end if observer 12807 } //end run 12808 }); 12809 } 12810 12811 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12812 if (packageName == null) { 12813 Slog.w(TAG, "Attempt to delete null packageName."); 12814 return false; 12815 } 12816 12817 // Try finding details about the requested package 12818 PackageParser.Package pkg; 12819 synchronized (mPackages) { 12820 pkg = mPackages.get(packageName); 12821 if (pkg == null) { 12822 final PackageSetting ps = mSettings.mPackages.get(packageName); 12823 if (ps != null) { 12824 pkg = ps.pkg; 12825 } 12826 } 12827 12828 if (pkg == null) { 12829 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12830 return false; 12831 } 12832 12833 PackageSetting ps = (PackageSetting) pkg.mExtras; 12834 PermissionsState permissionsState = ps.getPermissionsState(); 12835 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12836 } 12837 12838 // Always delete data directories for package, even if we found no other 12839 // record of app. This helps users recover from UID mismatches without 12840 // resorting to a full data wipe. 12841 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12842 if (retCode < 0) { 12843 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12844 return false; 12845 } 12846 12847 final int appId = pkg.applicationInfo.uid; 12848 removeKeystoreDataIfNeeded(userId, appId); 12849 12850 // Create a native library symlink only if we have native libraries 12851 // and if the native libraries are 32 bit libraries. We do not provide 12852 // this symlink for 64 bit libraries. 12853 if (pkg.applicationInfo.primaryCpuAbi != null && 12854 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12855 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12856 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12857 nativeLibPath, userId) < 0) { 12858 Slog.w(TAG, "Failed linking native library dir"); 12859 return false; 12860 } 12861 } 12862 12863 return true; 12864 } 12865 12866 12867 /** 12868 * Revokes granted runtime permissions and clears resettable flags 12869 * which are flags that can be set by a user interaction. 12870 * 12871 * @param permissionsState The permission state to reset. 12872 * @param userId The device user for which to do a reset. 12873 */ 12874 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12875 PermissionsState permissionsState, int userId) { 12876 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12877 | PackageManager.FLAG_PERMISSION_USER_FIXED 12878 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12879 12880 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12881 } 12882 12883 /** 12884 * Revokes granted runtime permissions and clears all flags. 12885 * 12886 * @param permissionsState The permission state to reset. 12887 * @param userId The device user for which to do a reset. 12888 */ 12889 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12890 PermissionsState permissionsState, int userId) { 12891 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12892 PackageManager.MASK_PERMISSION_FLAGS); 12893 } 12894 12895 /** 12896 * Revokes granted runtime permissions and clears certain flags. 12897 * 12898 * @param permissionsState The permission state to reset. 12899 * @param userId The device user for which to do a reset. 12900 * @param flags The flags that is going to be reset. 12901 */ 12902 private void revokeRuntimePermissionsAndClearFlagsLocked( 12903 PermissionsState permissionsState, int userId, int flags) { 12904 boolean needsWrite = false; 12905 12906 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12907 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12908 if (bp != null) { 12909 permissionsState.revokeRuntimePermission(bp, userId); 12910 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12911 needsWrite = true; 12912 } 12913 } 12914 12915 // Ensure default permissions are never cleared. 12916 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12917 12918 if (needsWrite) { 12919 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12920 } 12921 } 12922 12923 /** 12924 * Remove entries from the keystore daemon. Will only remove it if the 12925 * {@code appId} is valid. 12926 */ 12927 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12928 if (appId < 0) { 12929 return; 12930 } 12931 12932 final KeyStore keyStore = KeyStore.getInstance(); 12933 if (keyStore != null) { 12934 if (userId == UserHandle.USER_ALL) { 12935 for (final int individual : sUserManager.getUserIds()) { 12936 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12937 } 12938 } else { 12939 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12940 } 12941 } else { 12942 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12943 } 12944 } 12945 12946 @Override 12947 public void deleteApplicationCacheFiles(final String packageName, 12948 final IPackageDataObserver observer) { 12949 mContext.enforceCallingOrSelfPermission( 12950 android.Manifest.permission.DELETE_CACHE_FILES, null); 12951 // Queue up an async operation since the package deletion may take a little while. 12952 final int userId = UserHandle.getCallingUserId(); 12953 mHandler.post(new Runnable() { 12954 public void run() { 12955 mHandler.removeCallbacks(this); 12956 final boolean succeded; 12957 synchronized (mInstallLock) { 12958 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12959 } 12960 clearExternalStorageDataSync(packageName, userId, false); 12961 if (observer != null) { 12962 try { 12963 observer.onRemoveCompleted(packageName, succeded); 12964 } catch (RemoteException e) { 12965 Log.i(TAG, "Observer no longer exists."); 12966 } 12967 } //end if observer 12968 } //end run 12969 }); 12970 } 12971 12972 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12973 if (packageName == null) { 12974 Slog.w(TAG, "Attempt to delete null packageName."); 12975 return false; 12976 } 12977 PackageParser.Package p; 12978 synchronized (mPackages) { 12979 p = mPackages.get(packageName); 12980 } 12981 if (p == null) { 12982 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12983 return false; 12984 } 12985 final ApplicationInfo applicationInfo = p.applicationInfo; 12986 if (applicationInfo == null) { 12987 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12988 return false; 12989 } 12990 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12991 if (retCode < 0) { 12992 Slog.w(TAG, "Couldn't remove cache files for package: " 12993 + packageName + " u" + userId); 12994 return false; 12995 } 12996 return true; 12997 } 12998 12999 @Override 13000 public void getPackageSizeInfo(final String packageName, int userHandle, 13001 final IPackageStatsObserver observer) { 13002 mContext.enforceCallingOrSelfPermission( 13003 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13004 if (packageName == null) { 13005 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13006 } 13007 13008 PackageStats stats = new PackageStats(packageName, userHandle); 13009 13010 /* 13011 * Queue up an async operation since the package measurement may take a 13012 * little while. 13013 */ 13014 Message msg = mHandler.obtainMessage(INIT_COPY); 13015 msg.obj = new MeasureParams(stats, observer); 13016 mHandler.sendMessage(msg); 13017 } 13018 13019 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13020 PackageStats pStats) { 13021 if (packageName == null) { 13022 Slog.w(TAG, "Attempt to get size of null packageName."); 13023 return false; 13024 } 13025 PackageParser.Package p; 13026 boolean dataOnly = false; 13027 String libDirRoot = null; 13028 String asecPath = null; 13029 PackageSetting ps = null; 13030 synchronized (mPackages) { 13031 p = mPackages.get(packageName); 13032 ps = mSettings.mPackages.get(packageName); 13033 if(p == null) { 13034 dataOnly = true; 13035 if((ps == null) || (ps.pkg == null)) { 13036 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13037 return false; 13038 } 13039 p = ps.pkg; 13040 } 13041 if (ps != null) { 13042 libDirRoot = ps.legacyNativeLibraryPathString; 13043 } 13044 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13045 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13046 if (secureContainerId != null) { 13047 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13048 } 13049 } 13050 } 13051 String publicSrcDir = null; 13052 if(!dataOnly) { 13053 final ApplicationInfo applicationInfo = p.applicationInfo; 13054 if (applicationInfo == null) { 13055 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13056 return false; 13057 } 13058 if (p.isForwardLocked()) { 13059 publicSrcDir = applicationInfo.getBaseResourcePath(); 13060 } 13061 } 13062 // TODO: extend to measure size of split APKs 13063 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13064 // not just the first level. 13065 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13066 // just the primary. 13067 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13068 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13069 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13070 if (res < 0) { 13071 return false; 13072 } 13073 13074 // Fix-up for forward-locked applications in ASEC containers. 13075 if (!isExternal(p)) { 13076 pStats.codeSize += pStats.externalCodeSize; 13077 pStats.externalCodeSize = 0L; 13078 } 13079 13080 return true; 13081 } 13082 13083 13084 @Override 13085 public void addPackageToPreferred(String packageName) { 13086 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13087 } 13088 13089 @Override 13090 public void removePackageFromPreferred(String packageName) { 13091 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13092 } 13093 13094 @Override 13095 public List<PackageInfo> getPreferredPackages(int flags) { 13096 return new ArrayList<PackageInfo>(); 13097 } 13098 13099 private int getUidTargetSdkVersionLockedLPr(int uid) { 13100 Object obj = mSettings.getUserIdLPr(uid); 13101 if (obj instanceof SharedUserSetting) { 13102 final SharedUserSetting sus = (SharedUserSetting) obj; 13103 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13104 final Iterator<PackageSetting> it = sus.packages.iterator(); 13105 while (it.hasNext()) { 13106 final PackageSetting ps = it.next(); 13107 if (ps.pkg != null) { 13108 int v = ps.pkg.applicationInfo.targetSdkVersion; 13109 if (v < vers) vers = v; 13110 } 13111 } 13112 return vers; 13113 } else if (obj instanceof PackageSetting) { 13114 final PackageSetting ps = (PackageSetting) obj; 13115 if (ps.pkg != null) { 13116 return ps.pkg.applicationInfo.targetSdkVersion; 13117 } 13118 } 13119 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13120 } 13121 13122 @Override 13123 public void addPreferredActivity(IntentFilter filter, int match, 13124 ComponentName[] set, ComponentName activity, int userId) { 13125 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13126 "Adding preferred"); 13127 } 13128 13129 private void addPreferredActivityInternal(IntentFilter filter, int match, 13130 ComponentName[] set, ComponentName activity, boolean always, int userId, 13131 String opname) { 13132 // writer 13133 int callingUid = Binder.getCallingUid(); 13134 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13135 if (filter.countActions() == 0) { 13136 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13137 return; 13138 } 13139 synchronized (mPackages) { 13140 if (mContext.checkCallingOrSelfPermission( 13141 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13142 != PackageManager.PERMISSION_GRANTED) { 13143 if (getUidTargetSdkVersionLockedLPr(callingUid) 13144 < Build.VERSION_CODES.FROYO) { 13145 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13146 + callingUid); 13147 return; 13148 } 13149 mContext.enforceCallingOrSelfPermission( 13150 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13151 } 13152 13153 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13154 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13155 + userId + ":"); 13156 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13157 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13158 scheduleWritePackageRestrictionsLocked(userId); 13159 } 13160 } 13161 13162 @Override 13163 public void replacePreferredActivity(IntentFilter filter, int match, 13164 ComponentName[] set, ComponentName activity, int userId) { 13165 if (filter.countActions() != 1) { 13166 throw new IllegalArgumentException( 13167 "replacePreferredActivity expects filter to have only 1 action."); 13168 } 13169 if (filter.countDataAuthorities() != 0 13170 || filter.countDataPaths() != 0 13171 || filter.countDataSchemes() > 1 13172 || filter.countDataTypes() != 0) { 13173 throw new IllegalArgumentException( 13174 "replacePreferredActivity expects filter to have no data authorities, " + 13175 "paths, or types; and at most one scheme."); 13176 } 13177 13178 final int callingUid = Binder.getCallingUid(); 13179 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13180 synchronized (mPackages) { 13181 if (mContext.checkCallingOrSelfPermission( 13182 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13183 != PackageManager.PERMISSION_GRANTED) { 13184 if (getUidTargetSdkVersionLockedLPr(callingUid) 13185 < Build.VERSION_CODES.FROYO) { 13186 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13187 + Binder.getCallingUid()); 13188 return; 13189 } 13190 mContext.enforceCallingOrSelfPermission( 13191 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13192 } 13193 13194 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13195 if (pir != null) { 13196 // Get all of the existing entries that exactly match this filter. 13197 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13198 if (existing != null && existing.size() == 1) { 13199 PreferredActivity cur = existing.get(0); 13200 if (DEBUG_PREFERRED) { 13201 Slog.i(TAG, "Checking replace of preferred:"); 13202 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13203 if (!cur.mPref.mAlways) { 13204 Slog.i(TAG, " -- CUR; not mAlways!"); 13205 } else { 13206 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13207 Slog.i(TAG, " -- CUR: mSet=" 13208 + Arrays.toString(cur.mPref.mSetComponents)); 13209 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13210 Slog.i(TAG, " -- NEW: mMatch=" 13211 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13212 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13213 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13214 } 13215 } 13216 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13217 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13218 && cur.mPref.sameSet(set)) { 13219 // Setting the preferred activity to what it happens to be already 13220 if (DEBUG_PREFERRED) { 13221 Slog.i(TAG, "Replacing with same preferred activity " 13222 + cur.mPref.mShortComponent + " for user " 13223 + userId + ":"); 13224 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13225 } 13226 return; 13227 } 13228 } 13229 13230 if (existing != null) { 13231 if (DEBUG_PREFERRED) { 13232 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13233 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13234 } 13235 for (int i = 0; i < existing.size(); i++) { 13236 PreferredActivity pa = existing.get(i); 13237 if (DEBUG_PREFERRED) { 13238 Slog.i(TAG, "Removing existing preferred activity " 13239 + pa.mPref.mComponent + ":"); 13240 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13241 } 13242 pir.removeFilter(pa); 13243 } 13244 } 13245 } 13246 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13247 "Replacing preferred"); 13248 } 13249 } 13250 13251 @Override 13252 public void clearPackagePreferredActivities(String packageName) { 13253 final int uid = Binder.getCallingUid(); 13254 // writer 13255 synchronized (mPackages) { 13256 PackageParser.Package pkg = mPackages.get(packageName); 13257 if (pkg == null || pkg.applicationInfo.uid != uid) { 13258 if (mContext.checkCallingOrSelfPermission( 13259 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13260 != PackageManager.PERMISSION_GRANTED) { 13261 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13262 < Build.VERSION_CODES.FROYO) { 13263 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13264 + Binder.getCallingUid()); 13265 return; 13266 } 13267 mContext.enforceCallingOrSelfPermission( 13268 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13269 } 13270 } 13271 13272 int user = UserHandle.getCallingUserId(); 13273 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13274 scheduleWritePackageRestrictionsLocked(user); 13275 } 13276 } 13277 } 13278 13279 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13280 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13281 ArrayList<PreferredActivity> removed = null; 13282 boolean changed = false; 13283 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13284 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13285 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13286 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13287 continue; 13288 } 13289 Iterator<PreferredActivity> it = pir.filterIterator(); 13290 while (it.hasNext()) { 13291 PreferredActivity pa = it.next(); 13292 // Mark entry for removal only if it matches the package name 13293 // and the entry is of type "always". 13294 if (packageName == null || 13295 (pa.mPref.mComponent.getPackageName().equals(packageName) 13296 && pa.mPref.mAlways)) { 13297 if (removed == null) { 13298 removed = new ArrayList<PreferredActivity>(); 13299 } 13300 removed.add(pa); 13301 } 13302 } 13303 if (removed != null) { 13304 for (int j=0; j<removed.size(); j++) { 13305 PreferredActivity pa = removed.get(j); 13306 pir.removeFilter(pa); 13307 } 13308 changed = true; 13309 } 13310 } 13311 return changed; 13312 } 13313 13314 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13315 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13316 if (userId == UserHandle.USER_ALL) { 13317 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13318 sUserManager.getUserIds())) { 13319 for (int oneUserId : sUserManager.getUserIds()) { 13320 scheduleWritePackageRestrictionsLocked(oneUserId); 13321 } 13322 } 13323 } else { 13324 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13325 scheduleWritePackageRestrictionsLocked(userId); 13326 } 13327 } 13328 } 13329 13330 13331 void clearDefaultBrowserIfNeeded(String packageName) { 13332 for (int oneUserId : sUserManager.getUserIds()) { 13333 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13334 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13335 if (packageName.equals(defaultBrowserPackageName)) { 13336 setDefaultBrowserPackageName(null, oneUserId); 13337 } 13338 } 13339 } 13340 13341 @Override 13342 public void resetPreferredActivities(int userId) { 13343 /* TODO: Actually use userId. Why is it being passed in? */ 13344 mContext.enforceCallingOrSelfPermission( 13345 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13346 // writer 13347 synchronized (mPackages) { 13348 int user = UserHandle.getCallingUserId(); 13349 clearPackagePreferredActivitiesLPw(null, user); 13350 mSettings.readDefaultPreferredAppsLPw(this, user); 13351 scheduleWritePackageRestrictionsLocked(user); 13352 } 13353 } 13354 13355 @Override 13356 public int getPreferredActivities(List<IntentFilter> outFilters, 13357 List<ComponentName> outActivities, String packageName) { 13358 13359 int num = 0; 13360 final int userId = UserHandle.getCallingUserId(); 13361 // reader 13362 synchronized (mPackages) { 13363 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13364 if (pir != null) { 13365 final Iterator<PreferredActivity> it = pir.filterIterator(); 13366 while (it.hasNext()) { 13367 final PreferredActivity pa = it.next(); 13368 if (packageName == null 13369 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13370 && pa.mPref.mAlways)) { 13371 if (outFilters != null) { 13372 outFilters.add(new IntentFilter(pa)); 13373 } 13374 if (outActivities != null) { 13375 outActivities.add(pa.mPref.mComponent); 13376 } 13377 } 13378 } 13379 } 13380 } 13381 13382 return num; 13383 } 13384 13385 @Override 13386 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13387 int userId) { 13388 int callingUid = Binder.getCallingUid(); 13389 if (callingUid != Process.SYSTEM_UID) { 13390 throw new SecurityException( 13391 "addPersistentPreferredActivity can only be run by the system"); 13392 } 13393 if (filter.countActions() == 0) { 13394 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13395 return; 13396 } 13397 synchronized (mPackages) { 13398 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13399 " :"); 13400 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13401 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13402 new PersistentPreferredActivity(filter, activity)); 13403 scheduleWritePackageRestrictionsLocked(userId); 13404 } 13405 } 13406 13407 @Override 13408 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13409 int callingUid = Binder.getCallingUid(); 13410 if (callingUid != Process.SYSTEM_UID) { 13411 throw new SecurityException( 13412 "clearPackagePersistentPreferredActivities can only be run by the system"); 13413 } 13414 ArrayList<PersistentPreferredActivity> removed = null; 13415 boolean changed = false; 13416 synchronized (mPackages) { 13417 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13418 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13419 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13420 .valueAt(i); 13421 if (userId != thisUserId) { 13422 continue; 13423 } 13424 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13425 while (it.hasNext()) { 13426 PersistentPreferredActivity ppa = it.next(); 13427 // Mark entry for removal only if it matches the package name. 13428 if (ppa.mComponent.getPackageName().equals(packageName)) { 13429 if (removed == null) { 13430 removed = new ArrayList<PersistentPreferredActivity>(); 13431 } 13432 removed.add(ppa); 13433 } 13434 } 13435 if (removed != null) { 13436 for (int j=0; j<removed.size(); j++) { 13437 PersistentPreferredActivity ppa = removed.get(j); 13438 ppir.removeFilter(ppa); 13439 } 13440 changed = true; 13441 } 13442 } 13443 13444 if (changed) { 13445 scheduleWritePackageRestrictionsLocked(userId); 13446 } 13447 } 13448 } 13449 13450 /** 13451 * Common machinery for picking apart a restored XML blob and passing 13452 * it to a caller-supplied functor to be applied to the running system. 13453 */ 13454 private void restoreFromXml(XmlPullParser parser, int userId, 13455 String expectedStartTag, BlobXmlRestorer functor) 13456 throws IOException, XmlPullParserException { 13457 int type; 13458 while ((type = parser.next()) != XmlPullParser.START_TAG 13459 && type != XmlPullParser.END_DOCUMENT) { 13460 } 13461 if (type != XmlPullParser.START_TAG) { 13462 // oops didn't find a start tag?! 13463 if (DEBUG_BACKUP) { 13464 Slog.e(TAG, "Didn't find start tag during restore"); 13465 } 13466 return; 13467 } 13468 13469 // this is supposed to be TAG_PREFERRED_BACKUP 13470 if (!expectedStartTag.equals(parser.getName())) { 13471 if (DEBUG_BACKUP) { 13472 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13473 } 13474 return; 13475 } 13476 13477 // skip interfering stuff, then we're aligned with the backing implementation 13478 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13479 functor.apply(parser, userId); 13480 } 13481 13482 private interface BlobXmlRestorer { 13483 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13484 } 13485 13486 /** 13487 * Non-Binder method, support for the backup/restore mechanism: write the 13488 * full set of preferred activities in its canonical XML format. Returns the 13489 * XML output as a byte array, or null if there is none. 13490 */ 13491 @Override 13492 public byte[] getPreferredActivityBackup(int userId) { 13493 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13494 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13495 } 13496 13497 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13498 try { 13499 final XmlSerializer serializer = new FastXmlSerializer(); 13500 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13501 serializer.startDocument(null, true); 13502 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13503 13504 synchronized (mPackages) { 13505 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13506 } 13507 13508 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13509 serializer.endDocument(); 13510 serializer.flush(); 13511 } catch (Exception e) { 13512 if (DEBUG_BACKUP) { 13513 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13514 } 13515 return null; 13516 } 13517 13518 return dataStream.toByteArray(); 13519 } 13520 13521 @Override 13522 public void restorePreferredActivities(byte[] backup, int userId) { 13523 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13524 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13525 } 13526 13527 try { 13528 final XmlPullParser parser = Xml.newPullParser(); 13529 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13530 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13531 new BlobXmlRestorer() { 13532 @Override 13533 public void apply(XmlPullParser parser, int userId) 13534 throws XmlPullParserException, IOException { 13535 synchronized (mPackages) { 13536 mSettings.readPreferredActivitiesLPw(parser, userId); 13537 } 13538 } 13539 } ); 13540 } catch (Exception e) { 13541 if (DEBUG_BACKUP) { 13542 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13543 } 13544 } 13545 } 13546 13547 /** 13548 * Non-Binder method, support for the backup/restore mechanism: write the 13549 * default browser (etc) settings in its canonical XML format. Returns the default 13550 * browser XML representation as a byte array, or null if there is none. 13551 */ 13552 @Override 13553 public byte[] getDefaultAppsBackup(int userId) { 13554 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13555 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13556 } 13557 13558 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13559 try { 13560 final XmlSerializer serializer = new FastXmlSerializer(); 13561 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13562 serializer.startDocument(null, true); 13563 serializer.startTag(null, TAG_DEFAULT_APPS); 13564 13565 synchronized (mPackages) { 13566 mSettings.writeDefaultAppsLPr(serializer, userId); 13567 } 13568 13569 serializer.endTag(null, TAG_DEFAULT_APPS); 13570 serializer.endDocument(); 13571 serializer.flush(); 13572 } catch (Exception e) { 13573 if (DEBUG_BACKUP) { 13574 Slog.e(TAG, "Unable to write default apps for backup", e); 13575 } 13576 return null; 13577 } 13578 13579 return dataStream.toByteArray(); 13580 } 13581 13582 @Override 13583 public void restoreDefaultApps(byte[] backup, int userId) { 13584 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13585 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13586 } 13587 13588 try { 13589 final XmlPullParser parser = Xml.newPullParser(); 13590 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13591 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13592 new BlobXmlRestorer() { 13593 @Override 13594 public void apply(XmlPullParser parser, int userId) 13595 throws XmlPullParserException, IOException { 13596 synchronized (mPackages) { 13597 mSettings.readDefaultAppsLPw(parser, userId); 13598 } 13599 } 13600 } ); 13601 } catch (Exception e) { 13602 if (DEBUG_BACKUP) { 13603 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13604 } 13605 } 13606 } 13607 13608 @Override 13609 public byte[] getIntentFilterVerificationBackup(int userId) { 13610 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13611 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13612 } 13613 13614 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13615 try { 13616 final XmlSerializer serializer = new FastXmlSerializer(); 13617 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13618 serializer.startDocument(null, true); 13619 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13620 13621 synchronized (mPackages) { 13622 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13623 } 13624 13625 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13626 serializer.endDocument(); 13627 serializer.flush(); 13628 } catch (Exception e) { 13629 if (DEBUG_BACKUP) { 13630 Slog.e(TAG, "Unable to write default apps for backup", e); 13631 } 13632 return null; 13633 } 13634 13635 return dataStream.toByteArray(); 13636 } 13637 13638 @Override 13639 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13640 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13641 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13642 } 13643 13644 try { 13645 final XmlPullParser parser = Xml.newPullParser(); 13646 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13647 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13648 new BlobXmlRestorer() { 13649 @Override 13650 public void apply(XmlPullParser parser, int userId) 13651 throws XmlPullParserException, IOException { 13652 synchronized (mPackages) { 13653 mSettings.readAllDomainVerificationsLPr(parser, userId); 13654 mSettings.writeLPr(); 13655 } 13656 } 13657 } ); 13658 } catch (Exception e) { 13659 if (DEBUG_BACKUP) { 13660 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13661 } 13662 } 13663 } 13664 13665 @Override 13666 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13667 int sourceUserId, int targetUserId, int flags) { 13668 mContext.enforceCallingOrSelfPermission( 13669 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13670 int callingUid = Binder.getCallingUid(); 13671 enforceOwnerRights(ownerPackage, callingUid); 13672 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13673 if (intentFilter.countActions() == 0) { 13674 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13675 return; 13676 } 13677 synchronized (mPackages) { 13678 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13679 ownerPackage, targetUserId, flags); 13680 CrossProfileIntentResolver resolver = 13681 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13682 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13683 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13684 if (existing != null) { 13685 int size = existing.size(); 13686 for (int i = 0; i < size; i++) { 13687 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13688 return; 13689 } 13690 } 13691 } 13692 resolver.addFilter(newFilter); 13693 scheduleWritePackageRestrictionsLocked(sourceUserId); 13694 } 13695 } 13696 13697 @Override 13698 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13699 mContext.enforceCallingOrSelfPermission( 13700 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13701 int callingUid = Binder.getCallingUid(); 13702 enforceOwnerRights(ownerPackage, callingUid); 13703 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13704 synchronized (mPackages) { 13705 CrossProfileIntentResolver resolver = 13706 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13707 ArraySet<CrossProfileIntentFilter> set = 13708 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13709 for (CrossProfileIntentFilter filter : set) { 13710 if (filter.getOwnerPackage().equals(ownerPackage)) { 13711 resolver.removeFilter(filter); 13712 } 13713 } 13714 scheduleWritePackageRestrictionsLocked(sourceUserId); 13715 } 13716 } 13717 13718 // Enforcing that callingUid is owning pkg on userId 13719 private void enforceOwnerRights(String pkg, int callingUid) { 13720 // The system owns everything. 13721 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13722 return; 13723 } 13724 int callingUserId = UserHandle.getUserId(callingUid); 13725 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13726 if (pi == null) { 13727 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13728 + callingUserId); 13729 } 13730 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13731 throw new SecurityException("Calling uid " + callingUid 13732 + " does not own package " + pkg); 13733 } 13734 } 13735 13736 @Override 13737 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13738 Intent intent = new Intent(Intent.ACTION_MAIN); 13739 intent.addCategory(Intent.CATEGORY_HOME); 13740 13741 final int callingUserId = UserHandle.getCallingUserId(); 13742 List<ResolveInfo> list = queryIntentActivities(intent, null, 13743 PackageManager.GET_META_DATA, callingUserId); 13744 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13745 true, false, false, callingUserId); 13746 13747 allHomeCandidates.clear(); 13748 if (list != null) { 13749 for (ResolveInfo ri : list) { 13750 allHomeCandidates.add(ri); 13751 } 13752 } 13753 return (preferred == null || preferred.activityInfo == null) 13754 ? null 13755 : new ComponentName(preferred.activityInfo.packageName, 13756 preferred.activityInfo.name); 13757 } 13758 13759 @Override 13760 public void setApplicationEnabledSetting(String appPackageName, 13761 int newState, int flags, int userId, String callingPackage) { 13762 if (!sUserManager.exists(userId)) return; 13763 if (callingPackage == null) { 13764 callingPackage = Integer.toString(Binder.getCallingUid()); 13765 } 13766 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13767 } 13768 13769 @Override 13770 public void setComponentEnabledSetting(ComponentName componentName, 13771 int newState, int flags, int userId) { 13772 if (!sUserManager.exists(userId)) return; 13773 setEnabledSetting(componentName.getPackageName(), 13774 componentName.getClassName(), newState, flags, userId, null); 13775 } 13776 13777 private void setEnabledSetting(final String packageName, String className, int newState, 13778 final int flags, int userId, String callingPackage) { 13779 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13780 || newState == COMPONENT_ENABLED_STATE_ENABLED 13781 || newState == COMPONENT_ENABLED_STATE_DISABLED 13782 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13783 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13784 throw new IllegalArgumentException("Invalid new component state: " 13785 + newState); 13786 } 13787 PackageSetting pkgSetting; 13788 final int uid = Binder.getCallingUid(); 13789 final int permission = mContext.checkCallingOrSelfPermission( 13790 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13791 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13792 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13793 boolean sendNow = false; 13794 boolean isApp = (className == null); 13795 String componentName = isApp ? packageName : className; 13796 int packageUid = -1; 13797 ArrayList<String> components; 13798 13799 // writer 13800 synchronized (mPackages) { 13801 pkgSetting = mSettings.mPackages.get(packageName); 13802 if (pkgSetting == null) { 13803 if (className == null) { 13804 throw new IllegalArgumentException( 13805 "Unknown package: " + packageName); 13806 } 13807 throw new IllegalArgumentException( 13808 "Unknown component: " + packageName 13809 + "/" + className); 13810 } 13811 // Allow root and verify that userId is not being specified by a different user 13812 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13813 throw new SecurityException( 13814 "Permission Denial: attempt to change component state from pid=" 13815 + Binder.getCallingPid() 13816 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13817 } 13818 if (className == null) { 13819 // We're dealing with an application/package level state change 13820 if (pkgSetting.getEnabled(userId) == newState) { 13821 // Nothing to do 13822 return; 13823 } 13824 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13825 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13826 // Don't care about who enables an app. 13827 callingPackage = null; 13828 } 13829 pkgSetting.setEnabled(newState, userId, callingPackage); 13830 // pkgSetting.pkg.mSetEnabled = newState; 13831 } else { 13832 // We're dealing with a component level state change 13833 // First, verify that this is a valid class name. 13834 PackageParser.Package pkg = pkgSetting.pkg; 13835 if (pkg == null || !pkg.hasComponentClassName(className)) { 13836 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13837 throw new IllegalArgumentException("Component class " + className 13838 + " does not exist in " + packageName); 13839 } else { 13840 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13841 + className + " does not exist in " + packageName); 13842 } 13843 } 13844 switch (newState) { 13845 case COMPONENT_ENABLED_STATE_ENABLED: 13846 if (!pkgSetting.enableComponentLPw(className, userId)) { 13847 return; 13848 } 13849 break; 13850 case COMPONENT_ENABLED_STATE_DISABLED: 13851 if (!pkgSetting.disableComponentLPw(className, userId)) { 13852 return; 13853 } 13854 break; 13855 case COMPONENT_ENABLED_STATE_DEFAULT: 13856 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13857 return; 13858 } 13859 break; 13860 default: 13861 Slog.e(TAG, "Invalid new component state: " + newState); 13862 return; 13863 } 13864 } 13865 scheduleWritePackageRestrictionsLocked(userId); 13866 components = mPendingBroadcasts.get(userId, packageName); 13867 final boolean newPackage = components == null; 13868 if (newPackage) { 13869 components = new ArrayList<String>(); 13870 } 13871 if (!components.contains(componentName)) { 13872 components.add(componentName); 13873 } 13874 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13875 sendNow = true; 13876 // Purge entry from pending broadcast list if another one exists already 13877 // since we are sending one right away. 13878 mPendingBroadcasts.remove(userId, packageName); 13879 } else { 13880 if (newPackage) { 13881 mPendingBroadcasts.put(userId, packageName, components); 13882 } 13883 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13884 // Schedule a message 13885 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13886 } 13887 } 13888 } 13889 13890 long callingId = Binder.clearCallingIdentity(); 13891 try { 13892 if (sendNow) { 13893 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13894 sendPackageChangedBroadcast(packageName, 13895 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13896 } 13897 } finally { 13898 Binder.restoreCallingIdentity(callingId); 13899 } 13900 } 13901 13902 private void sendPackageChangedBroadcast(String packageName, 13903 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13904 if (DEBUG_INSTALL) 13905 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13906 + componentNames); 13907 Bundle extras = new Bundle(4); 13908 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13909 String nameList[] = new String[componentNames.size()]; 13910 componentNames.toArray(nameList); 13911 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13912 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13913 extras.putInt(Intent.EXTRA_UID, packageUid); 13914 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13915 new int[] {UserHandle.getUserId(packageUid)}); 13916 } 13917 13918 @Override 13919 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13920 if (!sUserManager.exists(userId)) return; 13921 final int uid = Binder.getCallingUid(); 13922 final int permission = mContext.checkCallingOrSelfPermission( 13923 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13924 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13925 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13926 // writer 13927 synchronized (mPackages) { 13928 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13929 allowedByPermission, uid, userId)) { 13930 scheduleWritePackageRestrictionsLocked(userId); 13931 } 13932 } 13933 } 13934 13935 @Override 13936 public String getInstallerPackageName(String packageName) { 13937 // reader 13938 synchronized (mPackages) { 13939 return mSettings.getInstallerPackageNameLPr(packageName); 13940 } 13941 } 13942 13943 @Override 13944 public int getApplicationEnabledSetting(String packageName, int userId) { 13945 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13946 int uid = Binder.getCallingUid(); 13947 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13948 // reader 13949 synchronized (mPackages) { 13950 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13951 } 13952 } 13953 13954 @Override 13955 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13956 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13957 int uid = Binder.getCallingUid(); 13958 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13959 // reader 13960 synchronized (mPackages) { 13961 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13962 } 13963 } 13964 13965 @Override 13966 public void enterSafeMode() { 13967 enforceSystemOrRoot("Only the system can request entering safe mode"); 13968 13969 if (!mSystemReady) { 13970 mSafeMode = true; 13971 } 13972 } 13973 13974 @Override 13975 public void systemReady() { 13976 mSystemReady = true; 13977 13978 // Read the compatibilty setting when the system is ready. 13979 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13980 mContext.getContentResolver(), 13981 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13982 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13983 if (DEBUG_SETTINGS) { 13984 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13985 } 13986 13987 synchronized (mPackages) { 13988 // Verify that all of the preferred activity components actually 13989 // exist. It is possible for applications to be updated and at 13990 // that point remove a previously declared activity component that 13991 // had been set as a preferred activity. We try to clean this up 13992 // the next time we encounter that preferred activity, but it is 13993 // possible for the user flow to never be able to return to that 13994 // situation so here we do a sanity check to make sure we haven't 13995 // left any junk around. 13996 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13997 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13998 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13999 removed.clear(); 14000 for (PreferredActivity pa : pir.filterSet()) { 14001 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14002 removed.add(pa); 14003 } 14004 } 14005 if (removed.size() > 0) { 14006 for (int r=0; r<removed.size(); r++) { 14007 PreferredActivity pa = removed.get(r); 14008 Slog.w(TAG, "Removing dangling preferred activity: " 14009 + pa.mPref.mComponent); 14010 pir.removeFilter(pa); 14011 } 14012 mSettings.writePackageRestrictionsLPr( 14013 mSettings.mPreferredActivities.keyAt(i)); 14014 } 14015 } 14016 } 14017 sUserManager.systemReady(); 14018 14019 // If we upgraded grant all default permissions before kicking off. 14020 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 14021 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14022 for (int userId : UserManagerService.getInstance().getUserIds()) { 14023 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14024 } 14025 } 14026 14027 // Kick off any messages waiting for system ready 14028 if (mPostSystemReadyMessages != null) { 14029 for (Message msg : mPostSystemReadyMessages) { 14030 msg.sendToTarget(); 14031 } 14032 mPostSystemReadyMessages = null; 14033 } 14034 14035 // Watch for external volumes that come and go over time 14036 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14037 storage.registerListener(mStorageListener); 14038 14039 mInstallerService.systemReady(); 14040 mPackageDexOptimizer.systemReady(); 14041 } 14042 14043 @Override 14044 public boolean isSafeMode() { 14045 return mSafeMode; 14046 } 14047 14048 @Override 14049 public boolean hasSystemUidErrors() { 14050 return mHasSystemUidErrors; 14051 } 14052 14053 static String arrayToString(int[] array) { 14054 StringBuffer buf = new StringBuffer(128); 14055 buf.append('['); 14056 if (array != null) { 14057 for (int i=0; i<array.length; i++) { 14058 if (i > 0) buf.append(", "); 14059 buf.append(array[i]); 14060 } 14061 } 14062 buf.append(']'); 14063 return buf.toString(); 14064 } 14065 14066 static class DumpState { 14067 public static final int DUMP_LIBS = 1 << 0; 14068 public static final int DUMP_FEATURES = 1 << 1; 14069 public static final int DUMP_RESOLVERS = 1 << 2; 14070 public static final int DUMP_PERMISSIONS = 1 << 3; 14071 public static final int DUMP_PACKAGES = 1 << 4; 14072 public static final int DUMP_SHARED_USERS = 1 << 5; 14073 public static final int DUMP_MESSAGES = 1 << 6; 14074 public static final int DUMP_PROVIDERS = 1 << 7; 14075 public static final int DUMP_VERIFIERS = 1 << 8; 14076 public static final int DUMP_PREFERRED = 1 << 9; 14077 public static final int DUMP_PREFERRED_XML = 1 << 10; 14078 public static final int DUMP_KEYSETS = 1 << 11; 14079 public static final int DUMP_VERSION = 1 << 12; 14080 public static final int DUMP_INSTALLS = 1 << 13; 14081 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14082 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14083 14084 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14085 14086 private int mTypes; 14087 14088 private int mOptions; 14089 14090 private boolean mTitlePrinted; 14091 14092 private SharedUserSetting mSharedUser; 14093 14094 public boolean isDumping(int type) { 14095 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14096 return true; 14097 } 14098 14099 return (mTypes & type) != 0; 14100 } 14101 14102 public void setDump(int type) { 14103 mTypes |= type; 14104 } 14105 14106 public boolean isOptionEnabled(int option) { 14107 return (mOptions & option) != 0; 14108 } 14109 14110 public void setOptionEnabled(int option) { 14111 mOptions |= option; 14112 } 14113 14114 public boolean onTitlePrinted() { 14115 final boolean printed = mTitlePrinted; 14116 mTitlePrinted = true; 14117 return printed; 14118 } 14119 14120 public boolean getTitlePrinted() { 14121 return mTitlePrinted; 14122 } 14123 14124 public void setTitlePrinted(boolean enabled) { 14125 mTitlePrinted = enabled; 14126 } 14127 14128 public SharedUserSetting getSharedUser() { 14129 return mSharedUser; 14130 } 14131 14132 public void setSharedUser(SharedUserSetting user) { 14133 mSharedUser = user; 14134 } 14135 } 14136 14137 @Override 14138 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14139 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14140 != PackageManager.PERMISSION_GRANTED) { 14141 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14142 + Binder.getCallingPid() 14143 + ", uid=" + Binder.getCallingUid() 14144 + " without permission " 14145 + android.Manifest.permission.DUMP); 14146 return; 14147 } 14148 14149 DumpState dumpState = new DumpState(); 14150 boolean fullPreferred = false; 14151 boolean checkin = false; 14152 14153 String packageName = null; 14154 14155 int opti = 0; 14156 while (opti < args.length) { 14157 String opt = args[opti]; 14158 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14159 break; 14160 } 14161 opti++; 14162 14163 if ("-a".equals(opt)) { 14164 // Right now we only know how to print all. 14165 } else if ("-h".equals(opt)) { 14166 pw.println("Package manager dump options:"); 14167 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14168 pw.println(" --checkin: dump for a checkin"); 14169 pw.println(" -f: print details of intent filters"); 14170 pw.println(" -h: print this help"); 14171 pw.println(" cmd may be one of:"); 14172 pw.println(" l[ibraries]: list known shared libraries"); 14173 pw.println(" f[ibraries]: list device features"); 14174 pw.println(" k[eysets]: print known keysets"); 14175 pw.println(" r[esolvers]: dump intent resolvers"); 14176 pw.println(" perm[issions]: dump permissions"); 14177 pw.println(" pref[erred]: print preferred package settings"); 14178 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14179 pw.println(" prov[iders]: dump content providers"); 14180 pw.println(" p[ackages]: dump installed packages"); 14181 pw.println(" s[hared-users]: dump shared user IDs"); 14182 pw.println(" m[essages]: print collected runtime messages"); 14183 pw.println(" v[erifiers]: print package verifier info"); 14184 pw.println(" version: print database version info"); 14185 pw.println(" write: write current settings now"); 14186 pw.println(" <package.name>: info about given package"); 14187 pw.println(" installs: details about install sessions"); 14188 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14189 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14190 return; 14191 } else if ("--checkin".equals(opt)) { 14192 checkin = true; 14193 } else if ("-f".equals(opt)) { 14194 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14195 } else { 14196 pw.println("Unknown argument: " + opt + "; use -h for help"); 14197 } 14198 } 14199 14200 // Is the caller requesting to dump a particular piece of data? 14201 if (opti < args.length) { 14202 String cmd = args[opti]; 14203 opti++; 14204 // Is this a package name? 14205 if ("android".equals(cmd) || cmd.contains(".")) { 14206 packageName = cmd; 14207 // When dumping a single package, we always dump all of its 14208 // filter information since the amount of data will be reasonable. 14209 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14210 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14211 dumpState.setDump(DumpState.DUMP_LIBS); 14212 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14213 dumpState.setDump(DumpState.DUMP_FEATURES); 14214 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14215 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14216 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14217 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14218 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14219 dumpState.setDump(DumpState.DUMP_PREFERRED); 14220 } else if ("preferred-xml".equals(cmd)) { 14221 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14222 if (opti < args.length && "--full".equals(args[opti])) { 14223 fullPreferred = true; 14224 opti++; 14225 } 14226 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14227 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14228 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14229 dumpState.setDump(DumpState.DUMP_PACKAGES); 14230 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14231 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14232 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14233 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14234 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14235 dumpState.setDump(DumpState.DUMP_MESSAGES); 14236 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14237 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14238 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14239 || "intent-filter-verifiers".equals(cmd)) { 14240 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14241 } else if ("version".equals(cmd)) { 14242 dumpState.setDump(DumpState.DUMP_VERSION); 14243 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14244 dumpState.setDump(DumpState.DUMP_KEYSETS); 14245 } else if ("installs".equals(cmd)) { 14246 dumpState.setDump(DumpState.DUMP_INSTALLS); 14247 } else if ("write".equals(cmd)) { 14248 synchronized (mPackages) { 14249 mSettings.writeLPr(); 14250 pw.println("Settings written."); 14251 return; 14252 } 14253 } 14254 } 14255 14256 if (checkin) { 14257 pw.println("vers,1"); 14258 } 14259 14260 // reader 14261 synchronized (mPackages) { 14262 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14263 if (!checkin) { 14264 if (dumpState.onTitlePrinted()) 14265 pw.println(); 14266 pw.println("Database versions:"); 14267 pw.print(" SDK Version:"); 14268 pw.print(" internal="); 14269 pw.print(mSettings.mInternalSdkPlatform); 14270 pw.print(" external="); 14271 pw.println(mSettings.mExternalSdkPlatform); 14272 pw.print(" DB Version:"); 14273 pw.print(" internal="); 14274 pw.print(mSettings.mInternalDatabaseVersion); 14275 pw.print(" external="); 14276 pw.println(mSettings.mExternalDatabaseVersion); 14277 } 14278 } 14279 14280 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14281 if (!checkin) { 14282 if (dumpState.onTitlePrinted()) 14283 pw.println(); 14284 pw.println("Verifiers:"); 14285 pw.print(" Required: "); 14286 pw.print(mRequiredVerifierPackage); 14287 pw.print(" (uid="); 14288 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14289 pw.println(")"); 14290 } else if (mRequiredVerifierPackage != null) { 14291 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14292 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14293 } 14294 } 14295 14296 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14297 packageName == null) { 14298 if (mIntentFilterVerifierComponent != null) { 14299 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14300 if (!checkin) { 14301 if (dumpState.onTitlePrinted()) 14302 pw.println(); 14303 pw.println("Intent Filter Verifier:"); 14304 pw.print(" Using: "); 14305 pw.print(verifierPackageName); 14306 pw.print(" (uid="); 14307 pw.print(getPackageUid(verifierPackageName, 0)); 14308 pw.println(")"); 14309 } else if (verifierPackageName != null) { 14310 pw.print("ifv,"); pw.print(verifierPackageName); 14311 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14312 } 14313 } else { 14314 pw.println(); 14315 pw.println("No Intent Filter Verifier available!"); 14316 } 14317 } 14318 14319 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14320 boolean printedHeader = false; 14321 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14322 while (it.hasNext()) { 14323 String name = it.next(); 14324 SharedLibraryEntry ent = mSharedLibraries.get(name); 14325 if (!checkin) { 14326 if (!printedHeader) { 14327 if (dumpState.onTitlePrinted()) 14328 pw.println(); 14329 pw.println("Libraries:"); 14330 printedHeader = true; 14331 } 14332 pw.print(" "); 14333 } else { 14334 pw.print("lib,"); 14335 } 14336 pw.print(name); 14337 if (!checkin) { 14338 pw.print(" -> "); 14339 } 14340 if (ent.path != null) { 14341 if (!checkin) { 14342 pw.print("(jar) "); 14343 pw.print(ent.path); 14344 } else { 14345 pw.print(",jar,"); 14346 pw.print(ent.path); 14347 } 14348 } else { 14349 if (!checkin) { 14350 pw.print("(apk) "); 14351 pw.print(ent.apk); 14352 } else { 14353 pw.print(",apk,"); 14354 pw.print(ent.apk); 14355 } 14356 } 14357 pw.println(); 14358 } 14359 } 14360 14361 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14362 if (dumpState.onTitlePrinted()) 14363 pw.println(); 14364 if (!checkin) { 14365 pw.println("Features:"); 14366 } 14367 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14368 while (it.hasNext()) { 14369 String name = it.next(); 14370 if (!checkin) { 14371 pw.print(" "); 14372 } else { 14373 pw.print("feat,"); 14374 } 14375 pw.println(name); 14376 } 14377 } 14378 14379 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14380 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14381 : "Activity Resolver Table:", " ", packageName, 14382 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14383 dumpState.setTitlePrinted(true); 14384 } 14385 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14386 : "Receiver Resolver Table:", " ", packageName, 14387 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14388 dumpState.setTitlePrinted(true); 14389 } 14390 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14391 : "Service Resolver Table:", " ", packageName, 14392 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14393 dumpState.setTitlePrinted(true); 14394 } 14395 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14396 : "Provider Resolver Table:", " ", packageName, 14397 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14398 dumpState.setTitlePrinted(true); 14399 } 14400 } 14401 14402 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14403 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14404 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14405 int user = mSettings.mPreferredActivities.keyAt(i); 14406 if (pir.dump(pw, 14407 dumpState.getTitlePrinted() 14408 ? "\nPreferred Activities User " + user + ":" 14409 : "Preferred Activities User " + user + ":", " ", 14410 packageName, true, false)) { 14411 dumpState.setTitlePrinted(true); 14412 } 14413 } 14414 } 14415 14416 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14417 pw.flush(); 14418 FileOutputStream fout = new FileOutputStream(fd); 14419 BufferedOutputStream str = new BufferedOutputStream(fout); 14420 XmlSerializer serializer = new FastXmlSerializer(); 14421 try { 14422 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14423 serializer.startDocument(null, true); 14424 serializer.setFeature( 14425 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14426 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14427 serializer.endDocument(); 14428 serializer.flush(); 14429 } catch (IllegalArgumentException e) { 14430 pw.println("Failed writing: " + e); 14431 } catch (IllegalStateException e) { 14432 pw.println("Failed writing: " + e); 14433 } catch (IOException e) { 14434 pw.println("Failed writing: " + e); 14435 } 14436 } 14437 14438 if (!checkin 14439 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14440 && packageName == null) { 14441 pw.println(); 14442 int count = mSettings.mPackages.size(); 14443 if (count == 0) { 14444 pw.println("No domain preferred apps!"); 14445 pw.println(); 14446 } else { 14447 final String prefix = " "; 14448 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14449 if (allPackageSettings.size() == 0) { 14450 pw.println("No domain preferred apps!"); 14451 pw.println(); 14452 } else { 14453 pw.println("Domain preferred apps status:"); 14454 pw.println(); 14455 count = 0; 14456 for (PackageSetting ps : allPackageSettings) { 14457 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14458 if (ivi == null || ivi.getPackageName() == null) continue; 14459 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14460 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14461 pw.println(prefix + "Status: " + ivi.getStatusString()); 14462 pw.println(); 14463 count++; 14464 } 14465 if (count == 0) { 14466 pw.println(prefix + "No domain preferred app status!"); 14467 pw.println(); 14468 } 14469 for (int userId : sUserManager.getUserIds()) { 14470 pw.println("Domain preferred apps for User " + userId + ":"); 14471 pw.println(); 14472 count = 0; 14473 for (PackageSetting ps : allPackageSettings) { 14474 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14475 if (ivi == null || ivi.getPackageName() == null) { 14476 continue; 14477 } 14478 final int status = ps.getDomainVerificationStatusForUser(userId); 14479 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14480 continue; 14481 } 14482 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14483 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14484 String statusStr = IntentFilterVerificationInfo. 14485 getStatusStringFromValue(status); 14486 pw.println(prefix + "Status: " + statusStr); 14487 pw.println(); 14488 count++; 14489 } 14490 if (count == 0) { 14491 pw.println(prefix + "No domain preferred apps!"); 14492 pw.println(); 14493 } 14494 } 14495 } 14496 } 14497 } 14498 14499 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14500 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14501 if (packageName == null) { 14502 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14503 if (iperm == 0) { 14504 if (dumpState.onTitlePrinted()) 14505 pw.println(); 14506 pw.println("AppOp Permissions:"); 14507 } 14508 pw.print(" AppOp Permission "); 14509 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14510 pw.println(":"); 14511 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14512 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14513 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14514 } 14515 } 14516 } 14517 } 14518 14519 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14520 boolean printedSomething = false; 14521 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14522 if (packageName != null && !packageName.equals(p.info.packageName)) { 14523 continue; 14524 } 14525 if (!printedSomething) { 14526 if (dumpState.onTitlePrinted()) 14527 pw.println(); 14528 pw.println("Registered ContentProviders:"); 14529 printedSomething = true; 14530 } 14531 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14532 pw.print(" "); pw.println(p.toString()); 14533 } 14534 printedSomething = false; 14535 for (Map.Entry<String, PackageParser.Provider> entry : 14536 mProvidersByAuthority.entrySet()) { 14537 PackageParser.Provider p = entry.getValue(); 14538 if (packageName != null && !packageName.equals(p.info.packageName)) { 14539 continue; 14540 } 14541 if (!printedSomething) { 14542 if (dumpState.onTitlePrinted()) 14543 pw.println(); 14544 pw.println("ContentProvider Authorities:"); 14545 printedSomething = true; 14546 } 14547 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14548 pw.print(" "); pw.println(p.toString()); 14549 if (p.info != null && p.info.applicationInfo != null) { 14550 final String appInfo = p.info.applicationInfo.toString(); 14551 pw.print(" applicationInfo="); pw.println(appInfo); 14552 } 14553 } 14554 } 14555 14556 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14557 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14558 } 14559 14560 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14561 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14562 } 14563 14564 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14565 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14566 } 14567 14568 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14569 // XXX should handle packageName != null by dumping only install data that 14570 // the given package is involved with. 14571 if (dumpState.onTitlePrinted()) pw.println(); 14572 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14573 } 14574 14575 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14576 if (dumpState.onTitlePrinted()) pw.println(); 14577 mSettings.dumpReadMessagesLPr(pw, dumpState); 14578 14579 pw.println(); 14580 pw.println("Package warning messages:"); 14581 BufferedReader in = null; 14582 String line = null; 14583 try { 14584 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14585 while ((line = in.readLine()) != null) { 14586 if (line.contains("ignored: updated version")) continue; 14587 pw.println(line); 14588 } 14589 } catch (IOException ignored) { 14590 } finally { 14591 IoUtils.closeQuietly(in); 14592 } 14593 } 14594 14595 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14596 BufferedReader in = null; 14597 String line = null; 14598 try { 14599 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14600 while ((line = in.readLine()) != null) { 14601 if (line.contains("ignored: updated version")) continue; 14602 pw.print("msg,"); 14603 pw.println(line); 14604 } 14605 } catch (IOException ignored) { 14606 } finally { 14607 IoUtils.closeQuietly(in); 14608 } 14609 } 14610 } 14611 } 14612 14613 // ------- apps on sdcard specific code ------- 14614 static final boolean DEBUG_SD_INSTALL = false; 14615 14616 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14617 14618 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14619 14620 private boolean mMediaMounted = false; 14621 14622 static String getEncryptKey() { 14623 try { 14624 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14625 SD_ENCRYPTION_KEYSTORE_NAME); 14626 if (sdEncKey == null) { 14627 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14628 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14629 if (sdEncKey == null) { 14630 Slog.e(TAG, "Failed to create encryption keys"); 14631 return null; 14632 } 14633 } 14634 return sdEncKey; 14635 } catch (NoSuchAlgorithmException nsae) { 14636 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14637 return null; 14638 } catch (IOException ioe) { 14639 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14640 return null; 14641 } 14642 } 14643 14644 /* 14645 * Update media status on PackageManager. 14646 */ 14647 @Override 14648 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14649 int callingUid = Binder.getCallingUid(); 14650 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14651 throw new SecurityException("Media status can only be updated by the system"); 14652 } 14653 // reader; this apparently protects mMediaMounted, but should probably 14654 // be a different lock in that case. 14655 synchronized (mPackages) { 14656 Log.i(TAG, "Updating external media status from " 14657 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14658 + (mediaStatus ? "mounted" : "unmounted")); 14659 if (DEBUG_SD_INSTALL) 14660 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14661 + ", mMediaMounted=" + mMediaMounted); 14662 if (mediaStatus == mMediaMounted) { 14663 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14664 : 0, -1); 14665 mHandler.sendMessage(msg); 14666 return; 14667 } 14668 mMediaMounted = mediaStatus; 14669 } 14670 // Queue up an async operation since the package installation may take a 14671 // little while. 14672 mHandler.post(new Runnable() { 14673 public void run() { 14674 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14675 } 14676 }); 14677 } 14678 14679 /** 14680 * Called by MountService when the initial ASECs to scan are available. 14681 * Should block until all the ASEC containers are finished being scanned. 14682 */ 14683 public void scanAvailableAsecs() { 14684 updateExternalMediaStatusInner(true, false, false); 14685 if (mShouldRestoreconData) { 14686 SELinuxMMAC.setRestoreconDone(); 14687 mShouldRestoreconData = false; 14688 } 14689 } 14690 14691 /* 14692 * Collect information of applications on external media, map them against 14693 * existing containers and update information based on current mount status. 14694 * Please note that we always have to report status if reportStatus has been 14695 * set to true especially when unloading packages. 14696 */ 14697 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14698 boolean externalStorage) { 14699 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14700 int[] uidArr = EmptyArray.INT; 14701 14702 final String[] list = PackageHelper.getSecureContainerList(); 14703 if (ArrayUtils.isEmpty(list)) { 14704 Log.i(TAG, "No secure containers found"); 14705 } else { 14706 // Process list of secure containers and categorize them 14707 // as active or stale based on their package internal state. 14708 14709 // reader 14710 synchronized (mPackages) { 14711 for (String cid : list) { 14712 // Leave stages untouched for now; installer service owns them 14713 if (PackageInstallerService.isStageName(cid)) continue; 14714 14715 if (DEBUG_SD_INSTALL) 14716 Log.i(TAG, "Processing container " + cid); 14717 String pkgName = getAsecPackageName(cid); 14718 if (pkgName == null) { 14719 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14720 continue; 14721 } 14722 if (DEBUG_SD_INSTALL) 14723 Log.i(TAG, "Looking for pkg : " + pkgName); 14724 14725 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14726 if (ps == null) { 14727 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14728 continue; 14729 } 14730 14731 /* 14732 * Skip packages that are not external if we're unmounting 14733 * external storage. 14734 */ 14735 if (externalStorage && !isMounted && !isExternal(ps)) { 14736 continue; 14737 } 14738 14739 final AsecInstallArgs args = new AsecInstallArgs(cid, 14740 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14741 // The package status is changed only if the code path 14742 // matches between settings and the container id. 14743 if (ps.codePathString != null 14744 && ps.codePathString.startsWith(args.getCodePath())) { 14745 if (DEBUG_SD_INSTALL) { 14746 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14747 + " at code path: " + ps.codePathString); 14748 } 14749 14750 // We do have a valid package installed on sdcard 14751 processCids.put(args, ps.codePathString); 14752 final int uid = ps.appId; 14753 if (uid != -1) { 14754 uidArr = ArrayUtils.appendInt(uidArr, uid); 14755 } 14756 } else { 14757 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14758 + ps.codePathString); 14759 } 14760 } 14761 } 14762 14763 Arrays.sort(uidArr); 14764 } 14765 14766 // Process packages with valid entries. 14767 if (isMounted) { 14768 if (DEBUG_SD_INSTALL) 14769 Log.i(TAG, "Loading packages"); 14770 loadMediaPackages(processCids, uidArr); 14771 startCleaningPackages(); 14772 mInstallerService.onSecureContainersAvailable(); 14773 } else { 14774 if (DEBUG_SD_INSTALL) 14775 Log.i(TAG, "Unloading packages"); 14776 unloadMediaPackages(processCids, uidArr, reportStatus); 14777 } 14778 } 14779 14780 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14781 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14782 final int size = infos.size(); 14783 final String[] packageNames = new String[size]; 14784 final int[] packageUids = new int[size]; 14785 for (int i = 0; i < size; i++) { 14786 final ApplicationInfo info = infos.get(i); 14787 packageNames[i] = info.packageName; 14788 packageUids[i] = info.uid; 14789 } 14790 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14791 finishedReceiver); 14792 } 14793 14794 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14795 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14796 sendResourcesChangedBroadcast(mediaStatus, replacing, 14797 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14798 } 14799 14800 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14801 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14802 int size = pkgList.length; 14803 if (size > 0) { 14804 // Send broadcasts here 14805 Bundle extras = new Bundle(); 14806 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14807 if (uidArr != null) { 14808 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14809 } 14810 if (replacing) { 14811 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14812 } 14813 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14814 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14815 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14816 } 14817 } 14818 14819 /* 14820 * Look at potentially valid container ids from processCids If package 14821 * information doesn't match the one on record or package scanning fails, 14822 * the cid is added to list of removeCids. We currently don't delete stale 14823 * containers. 14824 */ 14825 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14826 ArrayList<String> pkgList = new ArrayList<String>(); 14827 Set<AsecInstallArgs> keys = processCids.keySet(); 14828 14829 for (AsecInstallArgs args : keys) { 14830 String codePath = processCids.get(args); 14831 if (DEBUG_SD_INSTALL) 14832 Log.i(TAG, "Loading container : " + args.cid); 14833 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14834 try { 14835 // Make sure there are no container errors first. 14836 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14837 Slog.e(TAG, "Failed to mount cid : " + args.cid 14838 + " when installing from sdcard"); 14839 continue; 14840 } 14841 // Check code path here. 14842 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14843 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14844 + " does not match one in settings " + codePath); 14845 continue; 14846 } 14847 // Parse package 14848 int parseFlags = mDefParseFlags; 14849 if (args.isExternalAsec()) { 14850 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14851 } 14852 if (args.isFwdLocked()) { 14853 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14854 } 14855 14856 synchronized (mInstallLock) { 14857 PackageParser.Package pkg = null; 14858 try { 14859 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14860 } catch (PackageManagerException e) { 14861 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14862 } 14863 // Scan the package 14864 if (pkg != null) { 14865 /* 14866 * TODO why is the lock being held? doPostInstall is 14867 * called in other places without the lock. This needs 14868 * to be straightened out. 14869 */ 14870 // writer 14871 synchronized (mPackages) { 14872 retCode = PackageManager.INSTALL_SUCCEEDED; 14873 pkgList.add(pkg.packageName); 14874 // Post process args 14875 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14876 pkg.applicationInfo.uid); 14877 } 14878 } else { 14879 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14880 } 14881 } 14882 14883 } finally { 14884 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14885 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14886 } 14887 } 14888 } 14889 // writer 14890 synchronized (mPackages) { 14891 // If the platform SDK has changed since the last time we booted, 14892 // we need to re-grant app permission to catch any new ones that 14893 // appear. This is really a hack, and means that apps can in some 14894 // cases get permissions that the user didn't initially explicitly 14895 // allow... it would be nice to have some better way to handle 14896 // this situation. 14897 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14898 if (regrantPermissions) 14899 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14900 + mSdkVersion + "; regranting permissions for external storage"); 14901 mSettings.mExternalSdkPlatform = mSdkVersion; 14902 14903 // Make sure group IDs have been assigned, and any permission 14904 // changes in other apps are accounted for 14905 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14906 | (regrantPermissions 14907 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14908 : 0)); 14909 14910 mSettings.updateExternalDatabaseVersion(); 14911 14912 // can downgrade to reader 14913 // Persist settings 14914 mSettings.writeLPr(); 14915 } 14916 // Send a broadcast to let everyone know we are done processing 14917 if (pkgList.size() > 0) { 14918 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14919 } 14920 } 14921 14922 /* 14923 * Utility method to unload a list of specified containers 14924 */ 14925 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14926 // Just unmount all valid containers. 14927 for (AsecInstallArgs arg : cidArgs) { 14928 synchronized (mInstallLock) { 14929 arg.doPostDeleteLI(false); 14930 } 14931 } 14932 } 14933 14934 /* 14935 * Unload packages mounted on external media. This involves deleting package 14936 * data from internal structures, sending broadcasts about diabled packages, 14937 * gc'ing to free up references, unmounting all secure containers 14938 * corresponding to packages on external media, and posting a 14939 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14940 * that we always have to post this message if status has been requested no 14941 * matter what. 14942 */ 14943 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14944 final boolean reportStatus) { 14945 if (DEBUG_SD_INSTALL) 14946 Log.i(TAG, "unloading media packages"); 14947 ArrayList<String> pkgList = new ArrayList<String>(); 14948 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14949 final Set<AsecInstallArgs> keys = processCids.keySet(); 14950 for (AsecInstallArgs args : keys) { 14951 String pkgName = args.getPackageName(); 14952 if (DEBUG_SD_INSTALL) 14953 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14954 // Delete package internally 14955 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14956 synchronized (mInstallLock) { 14957 boolean res = deletePackageLI(pkgName, null, false, null, null, 14958 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14959 if (res) { 14960 pkgList.add(pkgName); 14961 } else { 14962 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14963 failedList.add(args); 14964 } 14965 } 14966 } 14967 14968 // reader 14969 synchronized (mPackages) { 14970 // We didn't update the settings after removing each package; 14971 // write them now for all packages. 14972 mSettings.writeLPr(); 14973 } 14974 14975 // We have to absolutely send UPDATED_MEDIA_STATUS only 14976 // after confirming that all the receivers processed the ordered 14977 // broadcast when packages get disabled, force a gc to clean things up. 14978 // and unload all the containers. 14979 if (pkgList.size() > 0) { 14980 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14981 new IIntentReceiver.Stub() { 14982 public void performReceive(Intent intent, int resultCode, String data, 14983 Bundle extras, boolean ordered, boolean sticky, 14984 int sendingUser) throws RemoteException { 14985 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14986 reportStatus ? 1 : 0, 1, keys); 14987 mHandler.sendMessage(msg); 14988 } 14989 }); 14990 } else { 14991 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14992 keys); 14993 mHandler.sendMessage(msg); 14994 } 14995 } 14996 14997 private void loadPrivatePackages(VolumeInfo vol) { 14998 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14999 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15000 synchronized (mInstallLock) { 15001 synchronized (mPackages) { 15002 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15003 for (PackageSetting ps : packages) { 15004 final PackageParser.Package pkg; 15005 try { 15006 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 15007 loaded.add(pkg.applicationInfo); 15008 } catch (PackageManagerException e) { 15009 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15010 } 15011 } 15012 15013 // TODO: regrant any permissions that changed based since original install 15014 15015 mSettings.writeLPr(); 15016 } 15017 } 15018 15019 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15020 sendResourcesChangedBroadcast(true, false, loaded, null); 15021 } 15022 15023 private void unloadPrivatePackages(VolumeInfo vol) { 15024 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15025 synchronized (mInstallLock) { 15026 synchronized (mPackages) { 15027 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15028 for (PackageSetting ps : packages) { 15029 if (ps.pkg == null) continue; 15030 15031 final ApplicationInfo info = ps.pkg.applicationInfo; 15032 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15033 if (deletePackageLI(ps.name, null, false, null, null, 15034 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15035 unloaded.add(info); 15036 } else { 15037 Slog.w(TAG, "Failed to unload " + ps.codePath); 15038 } 15039 } 15040 15041 mSettings.writeLPr(); 15042 } 15043 } 15044 15045 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15046 sendResourcesChangedBroadcast(false, false, unloaded, null); 15047 } 15048 15049 private void unfreezePackage(String packageName) { 15050 synchronized (mPackages) { 15051 final PackageSetting ps = mSettings.mPackages.get(packageName); 15052 if (ps != null) { 15053 ps.frozen = false; 15054 } 15055 } 15056 } 15057 15058 @Override 15059 public int movePackage(final String packageName, final String volumeUuid) { 15060 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15061 15062 final int moveId = mNextMoveId.getAndIncrement(); 15063 try { 15064 movePackageInternal(packageName, volumeUuid, moveId); 15065 } catch (PackageManagerException e) { 15066 Slog.w(TAG, "Failed to move " + packageName, e); 15067 mMoveCallbacks.notifyStatusChanged(moveId, 15068 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15069 } 15070 return moveId; 15071 } 15072 15073 private void movePackageInternal(final String packageName, final String volumeUuid, 15074 final int moveId) throws PackageManagerException { 15075 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15076 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15077 final PackageManager pm = mContext.getPackageManager(); 15078 15079 final boolean currentAsec; 15080 final String currentVolumeUuid; 15081 final File codeFile; 15082 final String installerPackageName; 15083 final String packageAbiOverride; 15084 final int appId; 15085 final String seinfo; 15086 final String label; 15087 15088 // reader 15089 synchronized (mPackages) { 15090 final PackageParser.Package pkg = mPackages.get(packageName); 15091 final PackageSetting ps = mSettings.mPackages.get(packageName); 15092 if (pkg == null || ps == null) { 15093 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15094 } 15095 15096 if (pkg.applicationInfo.isSystemApp()) { 15097 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15098 "Cannot move system application"); 15099 } 15100 15101 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15102 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15103 "Package already moved to " + volumeUuid); 15104 } 15105 15106 final File probe = new File(pkg.codePath); 15107 final File probeOat = new File(probe, "oat"); 15108 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15109 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15110 "Move only supported for modern cluster style installs"); 15111 } 15112 15113 if (ps.frozen) { 15114 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15115 "Failed to move already frozen package"); 15116 } 15117 ps.frozen = true; 15118 15119 currentAsec = pkg.applicationInfo.isForwardLocked() 15120 || pkg.applicationInfo.isExternalAsec(); 15121 currentVolumeUuid = ps.volumeUuid; 15122 codeFile = new File(pkg.codePath); 15123 installerPackageName = ps.installerPackageName; 15124 packageAbiOverride = ps.cpuAbiOverrideString; 15125 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15126 seinfo = pkg.applicationInfo.seinfo; 15127 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15128 } 15129 15130 // Now that we're guarded by frozen state, kill app during move 15131 killApplication(packageName, appId, "move pkg"); 15132 15133 final Bundle extras = new Bundle(); 15134 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15135 extras.putString(Intent.EXTRA_TITLE, label); 15136 mMoveCallbacks.notifyCreated(moveId, extras); 15137 15138 int installFlags; 15139 final boolean moveCompleteApp; 15140 final File measurePath; 15141 15142 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15143 installFlags = INSTALL_INTERNAL; 15144 moveCompleteApp = !currentAsec; 15145 measurePath = Environment.getDataAppDirectory(volumeUuid); 15146 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15147 installFlags = INSTALL_EXTERNAL; 15148 moveCompleteApp = false; 15149 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15150 } else { 15151 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15152 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15153 || !volume.isMountedWritable()) { 15154 unfreezePackage(packageName); 15155 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15156 "Move location not mounted private volume"); 15157 } 15158 15159 Preconditions.checkState(!currentAsec); 15160 15161 installFlags = INSTALL_INTERNAL; 15162 moveCompleteApp = true; 15163 measurePath = Environment.getDataAppDirectory(volumeUuid); 15164 } 15165 15166 final PackageStats stats = new PackageStats(null, -1); 15167 synchronized (mInstaller) { 15168 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15169 unfreezePackage(packageName); 15170 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15171 "Failed to measure package size"); 15172 } 15173 } 15174 15175 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15176 + stats.dataSize); 15177 15178 final long startFreeBytes = measurePath.getFreeSpace(); 15179 final long sizeBytes; 15180 if (moveCompleteApp) { 15181 sizeBytes = stats.codeSize + stats.dataSize; 15182 } else { 15183 sizeBytes = stats.codeSize; 15184 } 15185 15186 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15187 unfreezePackage(packageName); 15188 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15189 "Not enough free space to move"); 15190 } 15191 15192 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15193 15194 final CountDownLatch installedLatch = new CountDownLatch(1); 15195 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15196 @Override 15197 public void onUserActionRequired(Intent intent) throws RemoteException { 15198 throw new IllegalStateException(); 15199 } 15200 15201 @Override 15202 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15203 Bundle extras) throws RemoteException { 15204 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15205 + PackageManager.installStatusToString(returnCode, msg)); 15206 15207 installedLatch.countDown(); 15208 15209 // Regardless of success or failure of the move operation, 15210 // always unfreeze the package 15211 unfreezePackage(packageName); 15212 15213 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15214 switch (status) { 15215 case PackageInstaller.STATUS_SUCCESS: 15216 mMoveCallbacks.notifyStatusChanged(moveId, 15217 PackageManager.MOVE_SUCCEEDED); 15218 break; 15219 case PackageInstaller.STATUS_FAILURE_STORAGE: 15220 mMoveCallbacks.notifyStatusChanged(moveId, 15221 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15222 break; 15223 default: 15224 mMoveCallbacks.notifyStatusChanged(moveId, 15225 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15226 break; 15227 } 15228 } 15229 }; 15230 15231 final MoveInfo move; 15232 if (moveCompleteApp) { 15233 // Kick off a thread to report progress estimates 15234 new Thread() { 15235 @Override 15236 public void run() { 15237 while (true) { 15238 try { 15239 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15240 break; 15241 } 15242 } catch (InterruptedException ignored) { 15243 } 15244 15245 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15246 final int progress = 10 + (int) MathUtils.constrain( 15247 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15248 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15249 } 15250 } 15251 }.start(); 15252 15253 final String dataAppName = codeFile.getName(); 15254 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15255 dataAppName, appId, seinfo); 15256 } else { 15257 move = null; 15258 } 15259 15260 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15261 15262 final Message msg = mHandler.obtainMessage(INIT_COPY); 15263 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15264 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15265 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15266 mHandler.sendMessage(msg); 15267 } 15268 15269 @Override 15270 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15271 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15272 15273 final int realMoveId = mNextMoveId.getAndIncrement(); 15274 final Bundle extras = new Bundle(); 15275 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15276 mMoveCallbacks.notifyCreated(realMoveId, extras); 15277 15278 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15279 @Override 15280 public void onCreated(int moveId, Bundle extras) { 15281 // Ignored 15282 } 15283 15284 @Override 15285 public void onStatusChanged(int moveId, int status, long estMillis) { 15286 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15287 } 15288 }; 15289 15290 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15291 storage.setPrimaryStorageUuid(volumeUuid, callback); 15292 return realMoveId; 15293 } 15294 15295 @Override 15296 public int getMoveStatus(int moveId) { 15297 mContext.enforceCallingOrSelfPermission( 15298 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15299 return mMoveCallbacks.mLastStatus.get(moveId); 15300 } 15301 15302 @Override 15303 public void registerMoveCallback(IPackageMoveObserver callback) { 15304 mContext.enforceCallingOrSelfPermission( 15305 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15306 mMoveCallbacks.register(callback); 15307 } 15308 15309 @Override 15310 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15311 mContext.enforceCallingOrSelfPermission( 15312 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15313 mMoveCallbacks.unregister(callback); 15314 } 15315 15316 @Override 15317 public boolean setInstallLocation(int loc) { 15318 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15319 null); 15320 if (getInstallLocation() == loc) { 15321 return true; 15322 } 15323 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15324 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15325 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15326 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15327 return true; 15328 } 15329 return false; 15330 } 15331 15332 @Override 15333 public int getInstallLocation() { 15334 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15335 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15336 PackageHelper.APP_INSTALL_AUTO); 15337 } 15338 15339 /** Called by UserManagerService */ 15340 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15341 mDirtyUsers.remove(userHandle); 15342 mSettings.removeUserLPw(userHandle); 15343 mPendingBroadcasts.remove(userHandle); 15344 if (mInstaller != null) { 15345 // Technically, we shouldn't be doing this with the package lock 15346 // held. However, this is very rare, and there is already so much 15347 // other disk I/O going on, that we'll let it slide for now. 15348 final StorageManager storage = StorageManager.from(mContext); 15349 final List<VolumeInfo> vols = storage.getVolumes(); 15350 for (VolumeInfo vol : vols) { 15351 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15352 final String volumeUuid = vol.getFsUuid(); 15353 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15354 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15355 } 15356 } 15357 } 15358 mUserNeedsBadging.delete(userHandle); 15359 removeUnusedPackagesLILPw(userManager, userHandle); 15360 } 15361 15362 /** 15363 * We're removing userHandle and would like to remove any downloaded packages 15364 * that are no longer in use by any other user. 15365 * @param userHandle the user being removed 15366 */ 15367 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15368 final boolean DEBUG_CLEAN_APKS = false; 15369 int [] users = userManager.getUserIdsLPr(); 15370 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15371 while (psit.hasNext()) { 15372 PackageSetting ps = psit.next(); 15373 if (ps.pkg == null) { 15374 continue; 15375 } 15376 final String packageName = ps.pkg.packageName; 15377 // Skip over if system app 15378 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15379 continue; 15380 } 15381 if (DEBUG_CLEAN_APKS) { 15382 Slog.i(TAG, "Checking package " + packageName); 15383 } 15384 boolean keep = false; 15385 for (int i = 0; i < users.length; i++) { 15386 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15387 keep = true; 15388 if (DEBUG_CLEAN_APKS) { 15389 Slog.i(TAG, " Keeping package " + packageName + " for user " 15390 + users[i]); 15391 } 15392 break; 15393 } 15394 } 15395 if (!keep) { 15396 if (DEBUG_CLEAN_APKS) { 15397 Slog.i(TAG, " Removing package " + packageName); 15398 } 15399 mHandler.post(new Runnable() { 15400 public void run() { 15401 deletePackageX(packageName, userHandle, 0); 15402 } //end run 15403 }); 15404 } 15405 } 15406 } 15407 15408 /** Called by UserManagerService */ 15409 void createNewUserLILPw(int userHandle, File path) { 15410 if (mInstaller != null) { 15411 mInstaller.createUserConfig(userHandle); 15412 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15413 } 15414 } 15415 15416 void newUserCreatedLILPw(final int userHandle) { 15417 // We cannot grant the default permissions with a lock held as 15418 // we query providers from other components for default handlers 15419 // such as enabled IMEs, etc. 15420 mHandler.post(new Runnable() { 15421 @Override 15422 public void run() { 15423 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15424 } 15425 }); 15426 } 15427 15428 @Override 15429 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15430 mContext.enforceCallingOrSelfPermission( 15431 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15432 "Only package verification agents can read the verifier device identity"); 15433 15434 synchronized (mPackages) { 15435 return mSettings.getVerifierDeviceIdentityLPw(); 15436 } 15437 } 15438 15439 @Override 15440 public void setPermissionEnforced(String permission, boolean enforced) { 15441 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15442 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15443 synchronized (mPackages) { 15444 if (mSettings.mReadExternalStorageEnforced == null 15445 || mSettings.mReadExternalStorageEnforced != enforced) { 15446 mSettings.mReadExternalStorageEnforced = enforced; 15447 mSettings.writeLPr(); 15448 } 15449 } 15450 // kill any non-foreground processes so we restart them and 15451 // grant/revoke the GID. 15452 final IActivityManager am = ActivityManagerNative.getDefault(); 15453 if (am != null) { 15454 final long token = Binder.clearCallingIdentity(); 15455 try { 15456 am.killProcessesBelowForeground("setPermissionEnforcement"); 15457 } catch (RemoteException e) { 15458 } finally { 15459 Binder.restoreCallingIdentity(token); 15460 } 15461 } 15462 } else { 15463 throw new IllegalArgumentException("No selective enforcement for " + permission); 15464 } 15465 } 15466 15467 @Override 15468 @Deprecated 15469 public boolean isPermissionEnforced(String permission) { 15470 return true; 15471 } 15472 15473 @Override 15474 public boolean isStorageLow() { 15475 final long token = Binder.clearCallingIdentity(); 15476 try { 15477 final DeviceStorageMonitorInternal 15478 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15479 if (dsm != null) { 15480 return dsm.isMemoryLow(); 15481 } else { 15482 return false; 15483 } 15484 } finally { 15485 Binder.restoreCallingIdentity(token); 15486 } 15487 } 15488 15489 @Override 15490 public IPackageInstaller getPackageInstaller() { 15491 return mInstallerService; 15492 } 15493 15494 private boolean userNeedsBadging(int userId) { 15495 int index = mUserNeedsBadging.indexOfKey(userId); 15496 if (index < 0) { 15497 final UserInfo userInfo; 15498 final long token = Binder.clearCallingIdentity(); 15499 try { 15500 userInfo = sUserManager.getUserInfo(userId); 15501 } finally { 15502 Binder.restoreCallingIdentity(token); 15503 } 15504 final boolean b; 15505 if (userInfo != null && userInfo.isManagedProfile()) { 15506 b = true; 15507 } else { 15508 b = false; 15509 } 15510 mUserNeedsBadging.put(userId, b); 15511 return b; 15512 } 15513 return mUserNeedsBadging.valueAt(index); 15514 } 15515 15516 @Override 15517 public KeySet getKeySetByAlias(String packageName, String alias) { 15518 if (packageName == null || alias == null) { 15519 return null; 15520 } 15521 synchronized(mPackages) { 15522 final PackageParser.Package pkg = mPackages.get(packageName); 15523 if (pkg == null) { 15524 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15525 throw new IllegalArgumentException("Unknown package: " + packageName); 15526 } 15527 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15528 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15529 } 15530 } 15531 15532 @Override 15533 public KeySet getSigningKeySet(String packageName) { 15534 if (packageName == null) { 15535 return null; 15536 } 15537 synchronized(mPackages) { 15538 final PackageParser.Package pkg = mPackages.get(packageName); 15539 if (pkg == null) { 15540 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15541 throw new IllegalArgumentException("Unknown package: " + packageName); 15542 } 15543 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15544 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15545 throw new SecurityException("May not access signing KeySet of other apps."); 15546 } 15547 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15548 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15549 } 15550 } 15551 15552 @Override 15553 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15554 if (packageName == null || ks == null) { 15555 return false; 15556 } 15557 synchronized(mPackages) { 15558 final PackageParser.Package pkg = mPackages.get(packageName); 15559 if (pkg == null) { 15560 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15561 throw new IllegalArgumentException("Unknown package: " + packageName); 15562 } 15563 IBinder ksh = ks.getToken(); 15564 if (ksh instanceof KeySetHandle) { 15565 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15566 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15567 } 15568 return false; 15569 } 15570 } 15571 15572 @Override 15573 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15574 if (packageName == null || ks == null) { 15575 return false; 15576 } 15577 synchronized(mPackages) { 15578 final PackageParser.Package pkg = mPackages.get(packageName); 15579 if (pkg == null) { 15580 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15581 throw new IllegalArgumentException("Unknown package: " + packageName); 15582 } 15583 IBinder ksh = ks.getToken(); 15584 if (ksh instanceof KeySetHandle) { 15585 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15586 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15587 } 15588 return false; 15589 } 15590 } 15591 15592 public void getUsageStatsIfNoPackageUsageInfo() { 15593 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15594 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15595 if (usm == null) { 15596 throw new IllegalStateException("UsageStatsManager must be initialized"); 15597 } 15598 long now = System.currentTimeMillis(); 15599 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15600 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15601 String packageName = entry.getKey(); 15602 PackageParser.Package pkg = mPackages.get(packageName); 15603 if (pkg == null) { 15604 continue; 15605 } 15606 UsageStats usage = entry.getValue(); 15607 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15608 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15609 } 15610 } 15611 } 15612 15613 /** 15614 * Check and throw if the given before/after packages would be considered a 15615 * downgrade. 15616 */ 15617 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15618 throws PackageManagerException { 15619 if (after.versionCode < before.mVersionCode) { 15620 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15621 "Update version code " + after.versionCode + " is older than current " 15622 + before.mVersionCode); 15623 } else if (after.versionCode == before.mVersionCode) { 15624 if (after.baseRevisionCode < before.baseRevisionCode) { 15625 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15626 "Update base revision code " + after.baseRevisionCode 15627 + " is older than current " + before.baseRevisionCode); 15628 } 15629 15630 if (!ArrayUtils.isEmpty(after.splitNames)) { 15631 for (int i = 0; i < after.splitNames.length; i++) { 15632 final String splitName = after.splitNames[i]; 15633 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15634 if (j != -1) { 15635 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15636 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15637 "Update split " + splitName + " revision code " 15638 + after.splitRevisionCodes[i] + " is older than current " 15639 + before.splitRevisionCodes[j]); 15640 } 15641 } 15642 } 15643 } 15644 } 15645 } 15646 15647 private static class MoveCallbacks extends Handler { 15648 private static final int MSG_CREATED = 1; 15649 private static final int MSG_STATUS_CHANGED = 2; 15650 15651 private final RemoteCallbackList<IPackageMoveObserver> 15652 mCallbacks = new RemoteCallbackList<>(); 15653 15654 private final SparseIntArray mLastStatus = new SparseIntArray(); 15655 15656 public MoveCallbacks(Looper looper) { 15657 super(looper); 15658 } 15659 15660 public void register(IPackageMoveObserver callback) { 15661 mCallbacks.register(callback); 15662 } 15663 15664 public void unregister(IPackageMoveObserver callback) { 15665 mCallbacks.unregister(callback); 15666 } 15667 15668 @Override 15669 public void handleMessage(Message msg) { 15670 final SomeArgs args = (SomeArgs) msg.obj; 15671 final int n = mCallbacks.beginBroadcast(); 15672 for (int i = 0; i < n; i++) { 15673 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15674 try { 15675 invokeCallback(callback, msg.what, args); 15676 } catch (RemoteException ignored) { 15677 } 15678 } 15679 mCallbacks.finishBroadcast(); 15680 args.recycle(); 15681 } 15682 15683 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15684 throws RemoteException { 15685 switch (what) { 15686 case MSG_CREATED: { 15687 callback.onCreated(args.argi1, (Bundle) args.arg2); 15688 break; 15689 } 15690 case MSG_STATUS_CHANGED: { 15691 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15692 break; 15693 } 15694 } 15695 } 15696 15697 private void notifyCreated(int moveId, Bundle extras) { 15698 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15699 15700 final SomeArgs args = SomeArgs.obtain(); 15701 args.argi1 = moveId; 15702 args.arg2 = extras; 15703 obtainMessage(MSG_CREATED, args).sendToTarget(); 15704 } 15705 15706 private void notifyStatusChanged(int moveId, int status) { 15707 notifyStatusChanged(moveId, status, -1); 15708 } 15709 15710 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15711 Slog.v(TAG, "Move " + moveId + " status " + status); 15712 15713 final SomeArgs args = SomeArgs.obtain(); 15714 args.argi1 = moveId; 15715 args.argi2 = status; 15716 args.arg3 = estMillis; 15717 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15718 15719 synchronized (mLastStatus) { 15720 mLastStatus.put(moveId, status); 15721 } 15722 } 15723 } 15724 15725 private final class OnPermissionChangeListeners extends Handler { 15726 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15727 15728 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15729 new RemoteCallbackList<>(); 15730 15731 public OnPermissionChangeListeners(Looper looper) { 15732 super(looper); 15733 } 15734 15735 @Override 15736 public void handleMessage(Message msg) { 15737 switch (msg.what) { 15738 case MSG_ON_PERMISSIONS_CHANGED: { 15739 final int uid = msg.arg1; 15740 handleOnPermissionsChanged(uid); 15741 } break; 15742 } 15743 } 15744 15745 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15746 mPermissionListeners.register(listener); 15747 15748 } 15749 15750 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15751 mPermissionListeners.unregister(listener); 15752 } 15753 15754 public void onPermissionsChanged(int uid) { 15755 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15756 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15757 } 15758 } 15759 15760 private void handleOnPermissionsChanged(int uid) { 15761 final int count = mPermissionListeners.beginBroadcast(); 15762 try { 15763 for (int i = 0; i < count; i++) { 15764 IOnPermissionsChangeListener callback = mPermissionListeners 15765 .getBroadcastItem(i); 15766 try { 15767 callback.onPermissionsChanged(uid); 15768 } catch (RemoteException e) { 15769 Log.e(TAG, "Permission listener is dead", e); 15770 } 15771 } 15772 } finally { 15773 mPermissionListeners.finishBroadcast(); 15774 } 15775 } 15776 } 15777 15778 private class PackageManagerInternalImpl extends PackageManagerInternal { 15779 @Override 15780 public void setLocationPackagesProvider(PackagesProvider provider) { 15781 synchronized (mPackages) { 15782 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15783 } 15784 } 15785 15786 @Override 15787 public void setImePackagesProvider(PackagesProvider provider) { 15788 synchronized (mPackages) { 15789 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15790 } 15791 } 15792 15793 @Override 15794 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15795 synchronized (mPackages) { 15796 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15797 } 15798 } 15799 } 15800} 15801