PackageManagerService.java revision 0bf8f7cc3982164a9e11ea4a25ed930e466f1dd8
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 * 261mmm frameworks/base/tests/AndroidTests 262adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 263adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 264 * 265 * {@hide} 266 */ 267public class PackageManagerService extends IPackageManager.Stub { 268 static final String TAG = "PackageManager"; 269 static final boolean DEBUG_SETTINGS = false; 270 static final boolean DEBUG_PREFERRED = false; 271 static final boolean DEBUG_UPGRADE = false; 272 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 273 private static final boolean DEBUG_BACKUP = true; 274 private static final boolean DEBUG_INSTALL = false; 275 private static final boolean DEBUG_REMOVE = false; 276 private static final boolean DEBUG_BROADCASTS = false; 277 private static final boolean DEBUG_SHOW_INFO = false; 278 private static final boolean DEBUG_PACKAGE_INFO = false; 279 private static final boolean DEBUG_INTENT_MATCHING = false; 280 private static final boolean DEBUG_PACKAGE_SCANNING = false; 281 private static final boolean DEBUG_VERIFY = false; 282 private static final boolean DEBUG_DEXOPT = false; 283 private static final boolean DEBUG_ABI_SELECTION = false; 284 285 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 286 287 private static final int RADIO_UID = Process.PHONE_UID; 288 private static final int LOG_UID = Process.LOG_UID; 289 private static final int NFC_UID = Process.NFC_UID; 290 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 291 private static final int SHELL_UID = Process.SHELL_UID; 292 293 // Cap the size of permission trees that 3rd party apps can define 294 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 295 296 // Suffix used during package installation when copying/moving 297 // package apks to install directory. 298 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 299 300 static final int SCAN_NO_DEX = 1<<1; 301 static final int SCAN_FORCE_DEX = 1<<2; 302 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 303 static final int SCAN_NEW_INSTALL = 1<<4; 304 static final int SCAN_NO_PATHS = 1<<5; 305 static final int SCAN_UPDATE_TIME = 1<<6; 306 static final int SCAN_DEFER_DEX = 1<<7; 307 static final int SCAN_BOOTING = 1<<8; 308 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 309 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 310 static final int SCAN_REQUIRE_KNOWN = 1<<12; 311 static final int SCAN_MOVE = 1<<13; 312 313 static final int REMOVE_CHATTY = 1<<16; 314 315 private static final int[] EMPTY_INT_ARRAY = new int[0]; 316 317 /** 318 * Timeout (in milliseconds) after which the watchdog should declare that 319 * our handler thread is wedged. The usual default for such things is one 320 * minute but we sometimes do very lengthy I/O operations on this thread, 321 * such as installing multi-gigabyte applications, so ours needs to be longer. 322 */ 323 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 324 325 /** 326 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 327 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 328 * settings entry if available, otherwise we use the hardcoded default. If it's been 329 * more than this long since the last fstrim, we force one during the boot sequence. 330 * 331 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 332 * one gets run at the next available charging+idle time. This final mandatory 333 * no-fstrim check kicks in only of the other scheduling criteria is never met. 334 */ 335 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 336 337 /** 338 * Whether verification is enabled by default. 339 */ 340 private static final boolean DEFAULT_VERIFY_ENABLE = true; 341 342 /** 343 * The default maximum time to wait for the verification agent to return in 344 * milliseconds. 345 */ 346 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 347 348 /** 349 * The default response for package verification timeout. 350 * 351 * This can be either PackageManager.VERIFICATION_ALLOW or 352 * PackageManager.VERIFICATION_REJECT. 353 */ 354 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 355 356 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 357 358 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 359 DEFAULT_CONTAINER_PACKAGE, 360 "com.android.defcontainer.DefaultContainerService"); 361 362 private static final String KILL_APP_REASON_GIDS_CHANGED = 363 "permission grant or revoke changed gids"; 364 365 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 366 "permissions revoked"; 367 368 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 369 370 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 371 372 /** Permission grant: not grant the permission. */ 373 private static final int GRANT_DENIED = 1; 374 375 /** Permission grant: grant the permission as an install permission. */ 376 private static final int GRANT_INSTALL = 2; 377 378 /** Permission grant: grant the permission as an install permission for a legacy app. */ 379 private static final int GRANT_INSTALL_LEGACY = 3; 380 381 /** Permission grant: grant the permission as a runtime one. */ 382 private static final int GRANT_RUNTIME = 4; 383 384 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 385 private static final int GRANT_UPGRADE = 5; 386 387 final ServiceThread mHandlerThread; 388 389 final PackageHandler mHandler; 390 391 /** 392 * Messages for {@link #mHandler} that need to wait for system ready before 393 * being dispatched. 394 */ 395 private ArrayList<Message> mPostSystemReadyMessages; 396 397 final int mSdkVersion = Build.VERSION.SDK_INT; 398 399 final Context mContext; 400 final boolean mFactoryTest; 401 final boolean mOnlyCore; 402 final boolean mLazyDexOpt; 403 final long mDexOptLRUThresholdInMills; 404 final DisplayMetrics mMetrics; 405 final int mDefParseFlags; 406 final String[] mSeparateProcesses; 407 final boolean mIsUpgrade; 408 409 // This is where all application persistent data goes. 410 final File mAppDataDir; 411 412 // This is where all application persistent data goes for secondary users. 413 final File mUserAppDataDir; 414 415 /** The location for ASEC container files on internal storage. */ 416 final String mAsecInternalPath; 417 418 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 419 // LOCK HELD. Can be called with mInstallLock held. 420 final Installer mInstaller; 421 422 /** Directory where installed third-party apps stored */ 423 final File mAppInstallDir; 424 425 /** 426 * Directory to which applications installed internally have their 427 * 32 bit native libraries copied. 428 */ 429 private File mAppLib32InstallDir; 430 431 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 432 // apps. 433 final File mDrmAppPrivateInstallDir; 434 435 // ---------------------------------------------------------------- 436 437 // Lock for state used when installing and doing other long running 438 // operations. Methods that must be called with this lock held have 439 // the suffix "LI". 440 final Object mInstallLock = new Object(); 441 442 // ---------------------------------------------------------------- 443 444 // Keys are String (package name), values are Package. This also serves 445 // as the lock for the global state. Methods that must be called with 446 // this lock held have the prefix "LP". 447 final ArrayMap<String, PackageParser.Package> mPackages = 448 new ArrayMap<String, PackageParser.Package>(); 449 450 // Tracks available target package names -> overlay package paths. 451 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 452 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 453 454 final Settings mSettings; 455 boolean mRestoredSettings; 456 457 // System configuration read by SystemConfig. 458 final int[] mGlobalGids; 459 final SparseArray<ArraySet<String>> mSystemPermissions; 460 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 461 462 // If mac_permissions.xml was found for seinfo labeling. 463 boolean mFoundPolicyFile; 464 465 // If a recursive restorecon of /data/data/<pkg> is needed. 466 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 467 468 public static final class SharedLibraryEntry { 469 public final String path; 470 public final String apk; 471 472 SharedLibraryEntry(String _path, String _apk) { 473 path = _path; 474 apk = _apk; 475 } 476 } 477 478 // Currently known shared libraries. 479 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 480 new ArrayMap<String, SharedLibraryEntry>(); 481 482 // All available activities, for your resolving pleasure. 483 final ActivityIntentResolver mActivities = 484 new ActivityIntentResolver(); 485 486 // All available receivers, for your resolving pleasure. 487 final ActivityIntentResolver mReceivers = 488 new ActivityIntentResolver(); 489 490 // All available services, for your resolving pleasure. 491 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 492 493 // All available providers, for your resolving pleasure. 494 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 495 496 // Mapping from provider base names (first directory in content URI codePath) 497 // to the provider information. 498 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 499 new ArrayMap<String, PackageParser.Provider>(); 500 501 // Mapping from instrumentation class names to info about them. 502 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 503 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 504 505 // Mapping from permission names to info about them. 506 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 507 new ArrayMap<String, PackageParser.PermissionGroup>(); 508 509 // Packages whose data we have transfered into another package, thus 510 // should no longer exist. 511 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 512 513 // Broadcast actions that are only available to the system. 514 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 515 516 /** List of packages waiting for verification. */ 517 final SparseArray<PackageVerificationState> mPendingVerification 518 = new SparseArray<PackageVerificationState>(); 519 520 /** Set of packages associated with each app op permission. */ 521 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 522 523 final PackageInstallerService mInstallerService; 524 525 private final PackageDexOptimizer mPackageDexOptimizer; 526 527 private AtomicInteger mNextMoveId = new AtomicInteger(); 528 private final MoveCallbacks mMoveCallbacks; 529 530 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 531 532 // Cache of users who need badging. 533 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 534 535 /** Token for keys in mPendingVerification. */ 536 private int mPendingVerificationToken = 0; 537 538 volatile boolean mSystemReady; 539 volatile boolean mSafeMode; 540 volatile boolean mHasSystemUidErrors; 541 542 ApplicationInfo mAndroidApplication; 543 final ActivityInfo mResolveActivity = new ActivityInfo(); 544 final ResolveInfo mResolveInfo = new ResolveInfo(); 545 ComponentName mResolveComponentName; 546 PackageParser.Package mPlatformPackage; 547 ComponentName mCustomResolverComponentName; 548 549 boolean mResolverReplaced = false; 550 551 private final ComponentName mIntentFilterVerifierComponent; 552 private int mIntentFilterVerificationToken = 0; 553 554 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 555 = new SparseArray<IntentFilterVerificationState>(); 556 557 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 558 new DefaultPermissionGrantPolicy(this); 559 560 private static class IFVerificationParams { 561 PackageParser.Package pkg; 562 boolean replacing; 563 int userId; 564 int verifierUid; 565 566 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 567 int _userId, int _verifierUid) { 568 pkg = _pkg; 569 replacing = _replacing; 570 userId = _userId; 571 replacing = _replacing; 572 verifierUid = _verifierUid; 573 } 574 } 575 576 private interface IntentFilterVerifier<T extends IntentFilter> { 577 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 578 T filter, String packageName); 579 void startVerifications(int userId); 580 void receiveVerificationResponse(int verificationId); 581 } 582 583 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 584 private Context mContext; 585 private ComponentName mIntentFilterVerifierComponent; 586 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 587 588 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 589 mContext = context; 590 mIntentFilterVerifierComponent = verifierComponent; 591 } 592 593 private String getDefaultScheme() { 594 return IntentFilter.SCHEME_HTTPS; 595 } 596 597 @Override 598 public void startVerifications(int userId) { 599 // Launch verifications requests 600 int count = mCurrentIntentFilterVerifications.size(); 601 for (int n=0; n<count; n++) { 602 int verificationId = mCurrentIntentFilterVerifications.get(n); 603 final IntentFilterVerificationState ivs = 604 mIntentFilterVerificationStates.get(verificationId); 605 606 String packageName = ivs.getPackageName(); 607 608 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 609 final int filterCount = filters.size(); 610 ArraySet<String> domainsSet = new ArraySet<>(); 611 for (int m=0; m<filterCount; m++) { 612 PackageParser.ActivityIntentInfo filter = filters.get(m); 613 domainsSet.addAll(filter.getHostsList()); 614 } 615 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 616 synchronized (mPackages) { 617 if (mSettings.createIntentFilterVerificationIfNeededLPw( 618 packageName, domainsList) != null) { 619 scheduleWriteSettingsLocked(); 620 } 621 } 622 sendVerificationRequest(userId, verificationId, ivs); 623 } 624 mCurrentIntentFilterVerifications.clear(); 625 } 626 627 private void sendVerificationRequest(int userId, int verificationId, 628 IntentFilterVerificationState ivs) { 629 630 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 631 verificationIntent.putExtra( 632 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 633 verificationId); 634 verificationIntent.putExtra( 635 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 636 getDefaultScheme()); 637 verificationIntent.putExtra( 638 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 639 ivs.getHostsString()); 640 verificationIntent.putExtra( 641 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 642 ivs.getPackageName()); 643 verificationIntent.setComponent(mIntentFilterVerifierComponent); 644 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 645 646 UserHandle user = new UserHandle(userId); 647 mContext.sendBroadcastAsUser(verificationIntent, user); 648 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 649 "Sending IntentFilter verification broadcast"); 650 } 651 652 public void receiveVerificationResponse(int verificationId) { 653 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 654 655 final boolean verified = ivs.isVerified(); 656 657 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 658 final int count = filters.size(); 659 if (DEBUG_DOMAIN_VERIFICATION) { 660 Slog.i(TAG, "Received verification response " + verificationId 661 + " for " + count + " filters, verified=" + verified); 662 } 663 for (int n=0; n<count; n++) { 664 PackageParser.ActivityIntentInfo filter = filters.get(n); 665 filter.setVerified(verified); 666 667 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 668 + " verified with result:" + verified + " and hosts:" 669 + ivs.getHostsString()); 670 } 671 672 mIntentFilterVerificationStates.remove(verificationId); 673 674 final String packageName = ivs.getPackageName(); 675 IntentFilterVerificationInfo ivi = null; 676 677 synchronized (mPackages) { 678 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 679 } 680 if (ivi == null) { 681 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 682 + verificationId + " packageName:" + packageName); 683 return; 684 } 685 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 686 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 687 688 synchronized (mPackages) { 689 if (verified) { 690 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 691 } else { 692 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 693 } 694 scheduleWriteSettingsLocked(); 695 696 final int userId = ivs.getUserId(); 697 if (userId != UserHandle.USER_ALL) { 698 final int userStatus = 699 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 700 701 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 702 boolean needUpdate = false; 703 704 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 705 // already been set by the User thru the Disambiguation dialog 706 switch (userStatus) { 707 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 708 if (verified) { 709 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 710 } else { 711 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 712 } 713 needUpdate = true; 714 break; 715 716 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 717 if (verified) { 718 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 719 needUpdate = true; 720 } 721 break; 722 723 default: 724 // Nothing to do 725 } 726 727 if (needUpdate) { 728 mSettings.updateIntentFilterVerificationStatusLPw( 729 packageName, updatedStatus, userId); 730 scheduleWritePackageRestrictionsLocked(userId); 731 } 732 } 733 } 734 } 735 736 @Override 737 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 738 ActivityIntentInfo filter, String packageName) { 739 if (!hasValidDomains(filter)) { 740 return false; 741 } 742 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 743 if (ivs == null) { 744 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 745 packageName); 746 } 747 if (DEBUG_DOMAIN_VERIFICATION) { 748 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 749 } 750 ivs.addFilter(filter); 751 return true; 752 } 753 754 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 755 int userId, int verificationId, String packageName) { 756 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 757 verifierUid, userId, packageName); 758 ivs.setPendingState(); 759 synchronized (mPackages) { 760 mIntentFilterVerificationStates.append(verificationId, ivs); 761 mCurrentIntentFilterVerifications.add(verificationId); 762 } 763 return ivs; 764 } 765 } 766 767 private static boolean hasValidDomains(ActivityIntentInfo filter) { 768 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 769 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 770 if (!hasHTTPorHTTPS) { 771 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 772 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 773 return false; 774 } 775 return true; 776 } 777 778 private IntentFilterVerifier mIntentFilterVerifier; 779 780 // Set of pending broadcasts for aggregating enable/disable of components. 781 static class PendingPackageBroadcasts { 782 // for each user id, a map of <package name -> components within that package> 783 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 784 785 public PendingPackageBroadcasts() { 786 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 787 } 788 789 public ArrayList<String> get(int userId, String packageName) { 790 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 791 return packages.get(packageName); 792 } 793 794 public void put(int userId, String packageName, ArrayList<String> components) { 795 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 796 packages.put(packageName, components); 797 } 798 799 public void remove(int userId, String packageName) { 800 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 801 if (packages != null) { 802 packages.remove(packageName); 803 } 804 } 805 806 public void remove(int userId) { 807 mUidMap.remove(userId); 808 } 809 810 public int userIdCount() { 811 return mUidMap.size(); 812 } 813 814 public int userIdAt(int n) { 815 return mUidMap.keyAt(n); 816 } 817 818 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 819 return mUidMap.get(userId); 820 } 821 822 public int size() { 823 // total number of pending broadcast entries across all userIds 824 int num = 0; 825 for (int i = 0; i< mUidMap.size(); i++) { 826 num += mUidMap.valueAt(i).size(); 827 } 828 return num; 829 } 830 831 public void clear() { 832 mUidMap.clear(); 833 } 834 835 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 836 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 837 if (map == null) { 838 map = new ArrayMap<String, ArrayList<String>>(); 839 mUidMap.put(userId, map); 840 } 841 return map; 842 } 843 } 844 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 845 846 // Service Connection to remote media container service to copy 847 // package uri's from external media onto secure containers 848 // or internal storage. 849 private IMediaContainerService mContainerService = null; 850 851 static final int SEND_PENDING_BROADCAST = 1; 852 static final int MCS_BOUND = 3; 853 static final int END_COPY = 4; 854 static final int INIT_COPY = 5; 855 static final int MCS_UNBIND = 6; 856 static final int START_CLEANING_PACKAGE = 7; 857 static final int FIND_INSTALL_LOC = 8; 858 static final int POST_INSTALL = 9; 859 static final int MCS_RECONNECT = 10; 860 static final int MCS_GIVE_UP = 11; 861 static final int UPDATED_MEDIA_STATUS = 12; 862 static final int WRITE_SETTINGS = 13; 863 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 864 static final int PACKAGE_VERIFIED = 15; 865 static final int CHECK_PENDING_VERIFICATION = 16; 866 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 867 static final int INTENT_FILTER_VERIFIED = 18; 868 869 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 870 871 // Delay time in millisecs 872 static final int BROADCAST_DELAY = 10 * 1000; 873 874 static UserManagerService sUserManager; 875 876 // Stores a list of users whose package restrictions file needs to be updated 877 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 878 879 final private DefaultContainerConnection mDefContainerConn = 880 new DefaultContainerConnection(); 881 class DefaultContainerConnection implements ServiceConnection { 882 public void onServiceConnected(ComponentName name, IBinder service) { 883 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 884 IMediaContainerService imcs = 885 IMediaContainerService.Stub.asInterface(service); 886 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 887 } 888 889 public void onServiceDisconnected(ComponentName name) { 890 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 891 } 892 } 893 894 // Recordkeeping of restore-after-install operations that are currently in flight 895 // between the Package Manager and the Backup Manager 896 class PostInstallData { 897 public InstallArgs args; 898 public PackageInstalledInfo res; 899 900 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 901 args = _a; 902 res = _r; 903 } 904 } 905 906 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 907 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 908 909 // XML tags for backup/restore of various bits of state 910 private static final String TAG_PREFERRED_BACKUP = "pa"; 911 private static final String TAG_DEFAULT_APPS = "da"; 912 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 913 914 private final String mRequiredVerifierPackage; 915 916 private final PackageUsage mPackageUsage = new PackageUsage(); 917 918 private class PackageUsage { 919 private static final int WRITE_INTERVAL 920 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 921 922 private final Object mFileLock = new Object(); 923 private final AtomicLong mLastWritten = new AtomicLong(0); 924 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 925 926 private boolean mIsHistoricalPackageUsageAvailable = true; 927 928 boolean isHistoricalPackageUsageAvailable() { 929 return mIsHistoricalPackageUsageAvailable; 930 } 931 932 void write(boolean force) { 933 if (force) { 934 writeInternal(); 935 return; 936 } 937 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 938 && !DEBUG_DEXOPT) { 939 return; 940 } 941 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 942 new Thread("PackageUsage_DiskWriter") { 943 @Override 944 public void run() { 945 try { 946 writeInternal(); 947 } finally { 948 mBackgroundWriteRunning.set(false); 949 } 950 } 951 }.start(); 952 } 953 } 954 955 private void writeInternal() { 956 synchronized (mPackages) { 957 synchronized (mFileLock) { 958 AtomicFile file = getFile(); 959 FileOutputStream f = null; 960 try { 961 f = file.startWrite(); 962 BufferedOutputStream out = new BufferedOutputStream(f); 963 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 964 StringBuilder sb = new StringBuilder(); 965 for (PackageParser.Package pkg : mPackages.values()) { 966 if (pkg.mLastPackageUsageTimeInMills == 0) { 967 continue; 968 } 969 sb.setLength(0); 970 sb.append(pkg.packageName); 971 sb.append(' '); 972 sb.append((long)pkg.mLastPackageUsageTimeInMills); 973 sb.append('\n'); 974 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 975 } 976 out.flush(); 977 file.finishWrite(f); 978 } catch (IOException e) { 979 if (f != null) { 980 file.failWrite(f); 981 } 982 Log.e(TAG, "Failed to write package usage times", e); 983 } 984 } 985 } 986 mLastWritten.set(SystemClock.elapsedRealtime()); 987 } 988 989 void readLP() { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 BufferedInputStream in = null; 993 try { 994 in = new BufferedInputStream(file.openRead()); 995 StringBuffer sb = new StringBuffer(); 996 while (true) { 997 String packageName = readToken(in, sb, ' '); 998 if (packageName == null) { 999 break; 1000 } 1001 String timeInMillisString = readToken(in, sb, '\n'); 1002 if (timeInMillisString == null) { 1003 throw new IOException("Failed to find last usage time for package " 1004 + packageName); 1005 } 1006 PackageParser.Package pkg = mPackages.get(packageName); 1007 if (pkg == null) { 1008 continue; 1009 } 1010 long timeInMillis; 1011 try { 1012 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1013 } catch (NumberFormatException e) { 1014 throw new IOException("Failed to parse " + timeInMillisString 1015 + " as a long.", e); 1016 } 1017 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1018 } 1019 } catch (FileNotFoundException expected) { 1020 mIsHistoricalPackageUsageAvailable = false; 1021 } catch (IOException e) { 1022 Log.w(TAG, "Failed to read package usage times", e); 1023 } finally { 1024 IoUtils.closeQuietly(in); 1025 } 1026 } 1027 mLastWritten.set(SystemClock.elapsedRealtime()); 1028 } 1029 1030 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1031 throws IOException { 1032 sb.setLength(0); 1033 while (true) { 1034 int ch = in.read(); 1035 if (ch == -1) { 1036 if (sb.length() == 0) { 1037 return null; 1038 } 1039 throw new IOException("Unexpected EOF"); 1040 } 1041 if (ch == endOfToken) { 1042 return sb.toString(); 1043 } 1044 sb.append((char)ch); 1045 } 1046 } 1047 1048 private AtomicFile getFile() { 1049 File dataDir = Environment.getDataDirectory(); 1050 File systemDir = new File(dataDir, "system"); 1051 File fname = new File(systemDir, "package-usage.list"); 1052 return new AtomicFile(fname); 1053 } 1054 } 1055 1056 class PackageHandler extends Handler { 1057 private boolean mBound = false; 1058 final ArrayList<HandlerParams> mPendingInstalls = 1059 new ArrayList<HandlerParams>(); 1060 1061 private boolean connectToService() { 1062 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1063 " DefaultContainerService"); 1064 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1065 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1066 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1067 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1068 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1069 mBound = true; 1070 return true; 1071 } 1072 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1073 return false; 1074 } 1075 1076 private void disconnectService() { 1077 mContainerService = null; 1078 mBound = false; 1079 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1080 mContext.unbindService(mDefContainerConn); 1081 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1082 } 1083 1084 PackageHandler(Looper looper) { 1085 super(looper); 1086 } 1087 1088 public void handleMessage(Message msg) { 1089 try { 1090 doHandleMessage(msg); 1091 } finally { 1092 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1093 } 1094 } 1095 1096 void doHandleMessage(Message msg) { 1097 switch (msg.what) { 1098 case INIT_COPY: { 1099 HandlerParams params = (HandlerParams) msg.obj; 1100 int idx = mPendingInstalls.size(); 1101 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1102 // If a bind was already initiated we dont really 1103 // need to do anything. The pending install 1104 // will be processed later on. 1105 if (!mBound) { 1106 // If this is the only one pending we might 1107 // have to bind to the service again. 1108 if (!connectToService()) { 1109 Slog.e(TAG, "Failed to bind to media container service"); 1110 params.serviceError(); 1111 return; 1112 } else { 1113 // Once we bind to the service, the first 1114 // pending request will be processed. 1115 mPendingInstalls.add(idx, params); 1116 } 1117 } else { 1118 mPendingInstalls.add(idx, params); 1119 // Already bound to the service. Just make 1120 // sure we trigger off processing the first request. 1121 if (idx == 0) { 1122 mHandler.sendEmptyMessage(MCS_BOUND); 1123 } 1124 } 1125 break; 1126 } 1127 case MCS_BOUND: { 1128 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1129 if (msg.obj != null) { 1130 mContainerService = (IMediaContainerService) msg.obj; 1131 } 1132 if (mContainerService == null) { 1133 if (!mBound) { 1134 // Something seriously wrong since we are not bound and we are not 1135 // waiting for connection. Bail out. 1136 Slog.e(TAG, "Cannot bind to media container service"); 1137 for (HandlerParams params : mPendingInstalls) { 1138 // Indicate service bind error 1139 params.serviceError(); 1140 } 1141 mPendingInstalls.clear(); 1142 } else { 1143 Slog.w(TAG, "Waiting to connect to media container service"); 1144 } 1145 } else if (mPendingInstalls.size() > 0) { 1146 HandlerParams params = mPendingInstalls.get(0); 1147 if (params != null) { 1148 if (params.startCopy()) { 1149 // We are done... look for more work or to 1150 // go idle. 1151 if (DEBUG_SD_INSTALL) Log.i(TAG, 1152 "Checking for more work or unbind..."); 1153 // Delete pending install 1154 if (mPendingInstalls.size() > 0) { 1155 mPendingInstalls.remove(0); 1156 } 1157 if (mPendingInstalls.size() == 0) { 1158 if (mBound) { 1159 if (DEBUG_SD_INSTALL) Log.i(TAG, 1160 "Posting delayed MCS_UNBIND"); 1161 removeMessages(MCS_UNBIND); 1162 Message ubmsg = obtainMessage(MCS_UNBIND); 1163 // Unbind after a little delay, to avoid 1164 // continual thrashing. 1165 sendMessageDelayed(ubmsg, 10000); 1166 } 1167 } else { 1168 // There are more pending requests in queue. 1169 // Just post MCS_BOUND message to trigger processing 1170 // of next pending install. 1171 if (DEBUG_SD_INSTALL) Log.i(TAG, 1172 "Posting MCS_BOUND for next work"); 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 } 1177 } else { 1178 // Should never happen ideally. 1179 Slog.w(TAG, "Empty queue"); 1180 } 1181 break; 1182 } 1183 case MCS_RECONNECT: { 1184 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1185 if (mPendingInstalls.size() > 0) { 1186 if (mBound) { 1187 disconnectService(); 1188 } 1189 if (!connectToService()) { 1190 Slog.e(TAG, "Failed to bind to media container service"); 1191 for (HandlerParams params : mPendingInstalls) { 1192 // Indicate service bind error 1193 params.serviceError(); 1194 } 1195 mPendingInstalls.clear(); 1196 } 1197 } 1198 break; 1199 } 1200 case MCS_UNBIND: { 1201 // If there is no actual work left, then time to unbind. 1202 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1203 1204 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1205 if (mBound) { 1206 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1207 1208 disconnectService(); 1209 } 1210 } else if (mPendingInstalls.size() > 0) { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 mHandler.sendEmptyMessage(MCS_BOUND); 1215 } 1216 1217 break; 1218 } 1219 case MCS_GIVE_UP: { 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1221 mPendingInstalls.remove(0); 1222 break; 1223 } 1224 case SEND_PENDING_BROADCAST: { 1225 String packages[]; 1226 ArrayList<String> components[]; 1227 int size = 0; 1228 int uids[]; 1229 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1230 synchronized (mPackages) { 1231 if (mPendingBroadcasts == null) { 1232 return; 1233 } 1234 size = mPendingBroadcasts.size(); 1235 if (size <= 0) { 1236 // Nothing to be done. Just return 1237 return; 1238 } 1239 packages = new String[size]; 1240 components = new ArrayList[size]; 1241 uids = new int[size]; 1242 int i = 0; // filling out the above arrays 1243 1244 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1245 int packageUserId = mPendingBroadcasts.userIdAt(n); 1246 Iterator<Map.Entry<String, ArrayList<String>>> it 1247 = mPendingBroadcasts.packagesForUserId(packageUserId) 1248 .entrySet().iterator(); 1249 while (it.hasNext() && i < size) { 1250 Map.Entry<String, ArrayList<String>> ent = it.next(); 1251 packages[i] = ent.getKey(); 1252 components[i] = ent.getValue(); 1253 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1254 uids[i] = (ps != null) 1255 ? UserHandle.getUid(packageUserId, ps.appId) 1256 : -1; 1257 i++; 1258 } 1259 } 1260 size = i; 1261 mPendingBroadcasts.clear(); 1262 } 1263 // Send broadcasts 1264 for (int i = 0; i < size; i++) { 1265 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1266 } 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1268 break; 1269 } 1270 case START_CLEANING_PACKAGE: { 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1272 final String packageName = (String)msg.obj; 1273 final int userId = msg.arg1; 1274 final boolean andCode = msg.arg2 != 0; 1275 synchronized (mPackages) { 1276 if (userId == UserHandle.USER_ALL) { 1277 int[] users = sUserManager.getUserIds(); 1278 for (int user : users) { 1279 mSettings.addPackageToCleanLPw( 1280 new PackageCleanItem(user, packageName, andCode)); 1281 } 1282 } else { 1283 mSettings.addPackageToCleanLPw( 1284 new PackageCleanItem(userId, packageName, andCode)); 1285 } 1286 } 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1288 startCleaningPackages(); 1289 } break; 1290 case POST_INSTALL: { 1291 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1292 PostInstallData data = mRunningInstalls.get(msg.arg1); 1293 mRunningInstalls.delete(msg.arg1); 1294 boolean deleteOld = false; 1295 1296 if (data != null) { 1297 InstallArgs args = data.args; 1298 PackageInstalledInfo res = data.res; 1299 1300 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1301 res.removedInfo.sendBroadcast(false, true, false); 1302 Bundle extras = new Bundle(1); 1303 extras.putInt(Intent.EXTRA_UID, res.uid); 1304 1305 // Now that we successfully installed the package, grant runtime 1306 // permissions if requested before broadcasting the install. 1307 if ((args.installFlags 1308 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1309 grantRequestedRuntimePermissions(res.pkg, 1310 args.user.getIdentifier()); 1311 } 1312 1313 // Determine the set of users who are adding this 1314 // package for the first time vs. those who are seeing 1315 // an update. 1316 int[] firstUsers; 1317 int[] updateUsers = new int[0]; 1318 if (res.origUsers == null || res.origUsers.length == 0) { 1319 firstUsers = res.newUsers; 1320 } else { 1321 firstUsers = new int[0]; 1322 for (int i=0; i<res.newUsers.length; i++) { 1323 int user = res.newUsers[i]; 1324 boolean isNew = true; 1325 for (int j=0; j<res.origUsers.length; j++) { 1326 if (res.origUsers[j] == user) { 1327 isNew = false; 1328 break; 1329 } 1330 } 1331 if (isNew) { 1332 int[] newFirst = new int[firstUsers.length+1]; 1333 System.arraycopy(firstUsers, 0, newFirst, 0, 1334 firstUsers.length); 1335 newFirst[firstUsers.length] = user; 1336 firstUsers = newFirst; 1337 } else { 1338 int[] newUpdate = new int[updateUsers.length+1]; 1339 System.arraycopy(updateUsers, 0, newUpdate, 0, 1340 updateUsers.length); 1341 newUpdate[updateUsers.length] = user; 1342 updateUsers = newUpdate; 1343 } 1344 } 1345 } 1346 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1347 res.pkg.applicationInfo.packageName, 1348 extras, null, null, firstUsers); 1349 final boolean update = res.removedInfo.removedPackage != null; 1350 if (update) { 1351 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1352 } 1353 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1354 res.pkg.applicationInfo.packageName, 1355 extras, null, null, updateUsers); 1356 if (update) { 1357 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1358 res.pkg.applicationInfo.packageName, 1359 extras, null, null, updateUsers); 1360 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1361 null, null, 1362 res.pkg.applicationInfo.packageName, null, updateUsers); 1363 1364 // treat asec-hosted packages like removable media on upgrade 1365 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1366 if (DEBUG_INSTALL) { 1367 Slog.i(TAG, "upgrading pkg " + res.pkg 1368 + " is ASEC-hosted -> AVAILABLE"); 1369 } 1370 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1371 ArrayList<String> pkgList = new ArrayList<String>(1); 1372 pkgList.add(res.pkg.applicationInfo.packageName); 1373 sendResourcesChangedBroadcast(true, true, 1374 pkgList,uidArray, null); 1375 } 1376 } 1377 if (res.removedInfo.args != null) { 1378 // Remove the replaced package's older resources safely now 1379 deleteOld = true; 1380 } 1381 1382 // Log current value of "unknown sources" setting 1383 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1384 getUnknownSourcesSettings()); 1385 } 1386 // Force a gc to clear up things 1387 Runtime.getRuntime().gc(); 1388 // We delete after a gc for applications on sdcard. 1389 if (deleteOld) { 1390 synchronized (mInstallLock) { 1391 res.removedInfo.args.doPostDeleteLI(true); 1392 } 1393 } 1394 if (args.observer != null) { 1395 try { 1396 Bundle extras = extrasForInstallResult(res); 1397 args.observer.onPackageInstalled(res.name, res.returnCode, 1398 res.returnMsg, extras); 1399 } catch (RemoteException e) { 1400 Slog.i(TAG, "Observer no longer exists."); 1401 } 1402 } 1403 } else { 1404 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1405 } 1406 } break; 1407 case UPDATED_MEDIA_STATUS: { 1408 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1409 boolean reportStatus = msg.arg1 == 1; 1410 boolean doGc = msg.arg2 == 1; 1411 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1412 if (doGc) { 1413 // Force a gc to clear up stale containers. 1414 Runtime.getRuntime().gc(); 1415 } 1416 if (msg.obj != null) { 1417 @SuppressWarnings("unchecked") 1418 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1419 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1420 // Unload containers 1421 unloadAllContainers(args); 1422 } 1423 if (reportStatus) { 1424 try { 1425 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1426 PackageHelper.getMountService().finishMediaUpdate(); 1427 } catch (RemoteException e) { 1428 Log.e(TAG, "MountService not running?"); 1429 } 1430 } 1431 } break; 1432 case WRITE_SETTINGS: { 1433 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1434 synchronized (mPackages) { 1435 removeMessages(WRITE_SETTINGS); 1436 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1437 mSettings.writeLPr(); 1438 mDirtyUsers.clear(); 1439 } 1440 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1441 } break; 1442 case WRITE_PACKAGE_RESTRICTIONS: { 1443 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1444 synchronized (mPackages) { 1445 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1446 for (int userId : mDirtyUsers) { 1447 mSettings.writePackageRestrictionsLPr(userId); 1448 } 1449 mDirtyUsers.clear(); 1450 } 1451 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1452 } break; 1453 case CHECK_PENDING_VERIFICATION: { 1454 final int verificationId = msg.arg1; 1455 final PackageVerificationState state = mPendingVerification.get(verificationId); 1456 1457 if ((state != null) && !state.timeoutExtended()) { 1458 final InstallArgs args = state.getInstallArgs(); 1459 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1460 1461 Slog.i(TAG, "Verification timed out for " + originUri); 1462 mPendingVerification.remove(verificationId); 1463 1464 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1465 1466 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1467 Slog.i(TAG, "Continuing with installation of " + originUri); 1468 state.setVerifierResponse(Binder.getCallingUid(), 1469 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1470 broadcastPackageVerified(verificationId, originUri, 1471 PackageManager.VERIFICATION_ALLOW, 1472 state.getInstallArgs().getUser()); 1473 try { 1474 ret = args.copyApk(mContainerService, true); 1475 } catch (RemoteException e) { 1476 Slog.e(TAG, "Could not contact the ContainerService"); 1477 } 1478 } else { 1479 broadcastPackageVerified(verificationId, originUri, 1480 PackageManager.VERIFICATION_REJECT, 1481 state.getInstallArgs().getUser()); 1482 } 1483 1484 processPendingInstall(args, ret); 1485 mHandler.sendEmptyMessage(MCS_UNBIND); 1486 } 1487 break; 1488 } 1489 case PACKAGE_VERIFIED: { 1490 final int verificationId = msg.arg1; 1491 1492 final PackageVerificationState state = mPendingVerification.get(verificationId); 1493 if (state == null) { 1494 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1495 break; 1496 } 1497 1498 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1499 1500 state.setVerifierResponse(response.callerUid, response.code); 1501 1502 if (state.isVerificationComplete()) { 1503 mPendingVerification.remove(verificationId); 1504 1505 final InstallArgs args = state.getInstallArgs(); 1506 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1507 1508 int ret; 1509 if (state.isInstallAllowed()) { 1510 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1511 broadcastPackageVerified(verificationId, originUri, 1512 response.code, state.getInstallArgs().getUser()); 1513 try { 1514 ret = args.copyApk(mContainerService, true); 1515 } catch (RemoteException e) { 1516 Slog.e(TAG, "Could not contact the ContainerService"); 1517 } 1518 } else { 1519 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1520 } 1521 1522 processPendingInstall(args, ret); 1523 1524 mHandler.sendEmptyMessage(MCS_UNBIND); 1525 } 1526 1527 break; 1528 } 1529 case START_INTENT_FILTER_VERIFICATIONS: { 1530 IFVerificationParams params = (IFVerificationParams) msg.obj; 1531 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1532 params.replacing, params.pkg); 1533 break; 1534 } 1535 case INTENT_FILTER_VERIFIED: { 1536 final int verificationId = msg.arg1; 1537 1538 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1539 verificationId); 1540 if (state == null) { 1541 Slog.w(TAG, "Invalid IntentFilter verification token " 1542 + verificationId + " received"); 1543 break; 1544 } 1545 1546 final int userId = state.getUserId(); 1547 1548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1549 "Processing IntentFilter verification with token:" 1550 + verificationId + " and userId:" + userId); 1551 1552 final IntentFilterVerificationResponse response = 1553 (IntentFilterVerificationResponse) msg.obj; 1554 1555 state.setVerifierResponse(response.callerUid, response.code); 1556 1557 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1558 "IntentFilter verification with token:" + verificationId 1559 + " and userId:" + userId 1560 + " is settings verifier response with response code:" 1561 + response.code); 1562 1563 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1564 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1565 + response.getFailedDomainsString()); 1566 } 1567 1568 if (state.isVerificationComplete()) { 1569 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1570 } else { 1571 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1572 "IntentFilter verification with token:" + verificationId 1573 + " was not said to be complete"); 1574 } 1575 1576 break; 1577 } 1578 } 1579 } 1580 } 1581 1582 private StorageEventListener mStorageListener = new StorageEventListener() { 1583 @Override 1584 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1585 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1586 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1587 // TODO: ensure that private directories exist for all active users 1588 // TODO: remove user data whose serial number doesn't match 1589 loadPrivatePackages(vol); 1590 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1591 unloadPrivatePackages(vol); 1592 } 1593 } 1594 1595 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1596 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1597 updateExternalMediaStatus(true, false); 1598 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1599 updateExternalMediaStatus(false, false); 1600 } 1601 } 1602 } 1603 1604 @Override 1605 public void onVolumeForgotten(String fsUuid) { 1606 // TODO: remove all packages hosted on this uuid 1607 } 1608 }; 1609 1610 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1611 if (userId >= UserHandle.USER_OWNER) { 1612 grantRequestedRuntimePermissionsForUser(pkg, userId); 1613 } else if (userId == UserHandle.USER_ALL) { 1614 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1615 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1616 } 1617 } 1618 1619 // We could have touched GID membership, so flush out packages.list 1620 synchronized (mPackages) { 1621 mSettings.writePackageListLPr(); 1622 } 1623 } 1624 1625 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1626 SettingBase sb = (SettingBase) pkg.mExtras; 1627 if (sb == null) { 1628 return; 1629 } 1630 1631 PermissionsState permissionsState = sb.getPermissionsState(); 1632 1633 for (String permission : pkg.requestedPermissions) { 1634 BasePermission bp = mSettings.mPermissions.get(permission); 1635 if (bp != null && bp.isRuntime()) { 1636 permissionsState.grantRuntimePermission(bp, userId); 1637 } 1638 } 1639 } 1640 1641 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1642 Bundle extras = null; 1643 switch (res.returnCode) { 1644 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1645 extras = new Bundle(); 1646 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1647 res.origPermission); 1648 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1649 res.origPackage); 1650 break; 1651 } 1652 case PackageManager.INSTALL_SUCCEEDED: { 1653 extras = new Bundle(); 1654 extras.putBoolean(Intent.EXTRA_REPLACING, 1655 res.removedInfo != null && res.removedInfo.removedPackage != null); 1656 break; 1657 } 1658 } 1659 return extras; 1660 } 1661 1662 void scheduleWriteSettingsLocked() { 1663 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1664 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1665 } 1666 } 1667 1668 void scheduleWritePackageRestrictionsLocked(int userId) { 1669 if (!sUserManager.exists(userId)) return; 1670 mDirtyUsers.add(userId); 1671 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1672 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1673 } 1674 } 1675 1676 public static PackageManagerService main(Context context, Installer installer, 1677 boolean factoryTest, boolean onlyCore) { 1678 PackageManagerService m = new PackageManagerService(context, installer, 1679 factoryTest, onlyCore); 1680 ServiceManager.addService("package", m); 1681 return m; 1682 } 1683 1684 static String[] splitString(String str, char sep) { 1685 int count = 1; 1686 int i = 0; 1687 while ((i=str.indexOf(sep, i)) >= 0) { 1688 count++; 1689 i++; 1690 } 1691 1692 String[] res = new String[count]; 1693 i=0; 1694 count = 0; 1695 int lastI=0; 1696 while ((i=str.indexOf(sep, i)) >= 0) { 1697 res[count] = str.substring(lastI, i); 1698 count++; 1699 i++; 1700 lastI = i; 1701 } 1702 res[count] = str.substring(lastI, str.length()); 1703 return res; 1704 } 1705 1706 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1707 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1708 Context.DISPLAY_SERVICE); 1709 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1710 } 1711 1712 public PackageManagerService(Context context, Installer installer, 1713 boolean factoryTest, boolean onlyCore) { 1714 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1715 SystemClock.uptimeMillis()); 1716 1717 if (mSdkVersion <= 0) { 1718 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1719 } 1720 1721 mContext = context; 1722 mFactoryTest = factoryTest; 1723 mOnlyCore = onlyCore; 1724 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1725 mMetrics = new DisplayMetrics(); 1726 mSettings = new Settings(mPackages); 1727 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1728 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1729 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1730 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1731 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 1740 // TODO: add a property to control this? 1741 long dexOptLRUThresholdInMinutes; 1742 if (mLazyDexOpt) { 1743 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1744 } else { 1745 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1746 } 1747 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1748 1749 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1750 if (separateProcesses != null && separateProcesses.length() > 0) { 1751 if ("*".equals(separateProcesses)) { 1752 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1753 mSeparateProcesses = null; 1754 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1755 } else { 1756 mDefParseFlags = 0; 1757 mSeparateProcesses = separateProcesses.split(","); 1758 Slog.w(TAG, "Running with debug.separate_processes: " 1759 + separateProcesses); 1760 } 1761 } else { 1762 mDefParseFlags = 0; 1763 mSeparateProcesses = null; 1764 } 1765 1766 mInstaller = installer; 1767 mPackageDexOptimizer = new PackageDexOptimizer(this); 1768 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1769 1770 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1771 FgThread.get().getLooper()); 1772 1773 getDefaultDisplayMetrics(context, mMetrics); 1774 1775 SystemConfig systemConfig = SystemConfig.getInstance(); 1776 mGlobalGids = systemConfig.getGlobalGids(); 1777 mSystemPermissions = systemConfig.getSystemPermissions(); 1778 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1779 1780 synchronized (mInstallLock) { 1781 // writer 1782 synchronized (mPackages) { 1783 mHandlerThread = new ServiceThread(TAG, 1784 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1785 mHandlerThread.start(); 1786 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1787 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1788 1789 File dataDir = Environment.getDataDirectory(); 1790 mAppDataDir = new File(dataDir, "data"); 1791 mAppInstallDir = new File(dataDir, "app"); 1792 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1793 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1794 mUserAppDataDir = new File(dataDir, "user"); 1795 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1796 1797 sUserManager = new UserManagerService(context, this, 1798 mInstallLock, mPackages); 1799 1800 // Propagate permission configuration in to package manager. 1801 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1802 = systemConfig.getPermissions(); 1803 for (int i=0; i<permConfig.size(); i++) { 1804 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1805 BasePermission bp = mSettings.mPermissions.get(perm.name); 1806 if (bp == null) { 1807 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1808 mSettings.mPermissions.put(perm.name, bp); 1809 } 1810 if (perm.gids != null) { 1811 bp.setGids(perm.gids, perm.perUser); 1812 } 1813 } 1814 1815 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1816 for (int i=0; i<libConfig.size(); i++) { 1817 mSharedLibraries.put(libConfig.keyAt(i), 1818 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1819 } 1820 1821 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1822 1823 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1824 mSdkVersion, mOnlyCore); 1825 1826 String customResolverActivity = Resources.getSystem().getString( 1827 R.string.config_customResolverActivity); 1828 if (TextUtils.isEmpty(customResolverActivity)) { 1829 customResolverActivity = null; 1830 } else { 1831 mCustomResolverComponentName = ComponentName.unflattenFromString( 1832 customResolverActivity); 1833 } 1834 1835 long startTime = SystemClock.uptimeMillis(); 1836 1837 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1838 startTime); 1839 1840 // Set flag to monitor and not change apk file paths when 1841 // scanning install directories. 1842 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1843 1844 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1845 1846 /** 1847 * Add everything in the in the boot class path to the 1848 * list of process files because dexopt will have been run 1849 * if necessary during zygote startup. 1850 */ 1851 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1852 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1853 1854 if (bootClassPath != null) { 1855 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1856 for (String element : bootClassPathElements) { 1857 alreadyDexOpted.add(element); 1858 } 1859 } else { 1860 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1861 } 1862 1863 if (systemServerClassPath != null) { 1864 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1865 for (String element : systemServerClassPathElements) { 1866 alreadyDexOpted.add(element); 1867 } 1868 } else { 1869 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1870 } 1871 1872 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1873 final String[] dexCodeInstructionSets = 1874 getDexCodeInstructionSets( 1875 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1876 1877 /** 1878 * Ensure all external libraries have had dexopt run on them. 1879 */ 1880 if (mSharedLibraries.size() > 0) { 1881 // NOTE: For now, we're compiling these system "shared libraries" 1882 // (and framework jars) into all available architectures. It's possible 1883 // to compile them only when we come across an app that uses them (there's 1884 // already logic for that in scanPackageLI) but that adds some complexity. 1885 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1886 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1887 final String lib = libEntry.path; 1888 if (lib == null) { 1889 continue; 1890 } 1891 1892 try { 1893 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1894 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1895 alreadyDexOpted.add(lib); 1896 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1897 } 1898 } catch (FileNotFoundException e) { 1899 Slog.w(TAG, "Library not found: " + lib); 1900 } catch (IOException e) { 1901 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1902 + e.getMessage()); 1903 } 1904 } 1905 } 1906 } 1907 1908 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1909 1910 // Gross hack for now: we know this file doesn't contain any 1911 // code, so don't dexopt it to avoid the resulting log spew. 1912 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1913 1914 // Gross hack for now: we know this file is only part of 1915 // the boot class path for art, so don't dexopt it to 1916 // avoid the resulting log spew. 1917 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1918 1919 /** 1920 * There are a number of commands implemented in Java, which 1921 * we currently need to do the dexopt on so that they can be 1922 * run from a non-root shell. 1923 */ 1924 String[] frameworkFiles = frameworkDir.list(); 1925 if (frameworkFiles != null) { 1926 // TODO: We could compile these only for the most preferred ABI. We should 1927 // first double check that the dex files for these commands are not referenced 1928 // by other system apps. 1929 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1930 for (int i=0; i<frameworkFiles.length; i++) { 1931 File libPath = new File(frameworkDir, frameworkFiles[i]); 1932 String path = libPath.getPath(); 1933 // Skip the file if we already did it. 1934 if (alreadyDexOpted.contains(path)) { 1935 continue; 1936 } 1937 // Skip the file if it is not a type we want to dexopt. 1938 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1939 continue; 1940 } 1941 try { 1942 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1943 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1944 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1945 } 1946 } catch (FileNotFoundException e) { 1947 Slog.w(TAG, "Jar not found: " + path); 1948 } catch (IOException e) { 1949 Slog.w(TAG, "Exception reading jar: " + path, e); 1950 } 1951 } 1952 } 1953 } 1954 1955 // Collect vendor overlay packages. 1956 // (Do this before scanning any apps.) 1957 // For security and version matching reason, only consider 1958 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1959 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1960 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1961 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1962 1963 // Find base frameworks (resource packages without code). 1964 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR 1966 | PackageParser.PARSE_IS_PRIVILEGED, 1967 scanFlags | SCAN_NO_DEX, 0); 1968 1969 // Collected privileged system packages. 1970 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1971 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1972 | PackageParser.PARSE_IS_SYSTEM_DIR 1973 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1974 1975 // Collect ordinary system packages. 1976 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1977 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1978 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1979 1980 // Collect all vendor packages. 1981 File vendorAppDir = new File("/vendor/app"); 1982 try { 1983 vendorAppDir = vendorAppDir.getCanonicalFile(); 1984 } catch (IOException e) { 1985 // failed to look up canonical path, continue with original one 1986 } 1987 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1988 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1989 1990 // Collect all OEM packages. 1991 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1992 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1993 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1994 1995 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1996 mInstaller.moveFiles(); 1997 1998 // Prune any system packages that no longer exist. 1999 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2000 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2001 if (!mOnlyCore) { 2002 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2003 while (psit.hasNext()) { 2004 PackageSetting ps = psit.next(); 2005 2006 /* 2007 * If this is not a system app, it can't be a 2008 * disable system app. 2009 */ 2010 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2011 continue; 2012 } 2013 2014 /* 2015 * If the package is scanned, it's not erased. 2016 */ 2017 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2018 if (scannedPkg != null) { 2019 /* 2020 * If the system app is both scanned and in the 2021 * disabled packages list, then it must have been 2022 * added via OTA. Remove it from the currently 2023 * scanned package so the previously user-installed 2024 * application can be scanned. 2025 */ 2026 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2027 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2028 + ps.name + "; removing system app. Last known codePath=" 2029 + ps.codePathString + ", installStatus=" + ps.installStatus 2030 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2031 + scannedPkg.mVersionCode); 2032 removePackageLI(ps, true); 2033 expectingBetter.put(ps.name, ps.codePath); 2034 } 2035 2036 continue; 2037 } 2038 2039 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2040 psit.remove(); 2041 logCriticalInfo(Log.WARN, "System package " + ps.name 2042 + " no longer exists; wiping its data"); 2043 removeDataDirsLI(null, ps.name); 2044 } else { 2045 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2046 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2047 possiblyDeletedUpdatedSystemApps.add(ps.name); 2048 } 2049 } 2050 } 2051 } 2052 2053 //look for any incomplete package installations 2054 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2055 //clean up list 2056 for(int i = 0; i < deletePkgsList.size(); i++) { 2057 //clean up here 2058 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2059 } 2060 //delete tmp files 2061 deleteTempPackageFiles(); 2062 2063 // Remove any shared userIDs that have no associated packages 2064 mSettings.pruneSharedUsersLPw(); 2065 2066 if (!mOnlyCore) { 2067 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2068 SystemClock.uptimeMillis()); 2069 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2070 2071 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2072 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2073 2074 /** 2075 * Remove disable package settings for any updated system 2076 * apps that were removed via an OTA. If they're not a 2077 * previously-updated app, remove them completely. 2078 * Otherwise, just revoke their system-level permissions. 2079 */ 2080 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2081 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2082 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2083 2084 String msg; 2085 if (deletedPkg == null) { 2086 msg = "Updated system package " + deletedAppName 2087 + " no longer exists; wiping its data"; 2088 removeDataDirsLI(null, deletedAppName); 2089 } else { 2090 msg = "Updated system app + " + deletedAppName 2091 + " no longer present; removing system privileges for " 2092 + deletedAppName; 2093 2094 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2095 2096 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2097 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2098 } 2099 logCriticalInfo(Log.WARN, msg); 2100 } 2101 2102 /** 2103 * Make sure all system apps that we expected to appear on 2104 * the userdata partition actually showed up. If they never 2105 * appeared, crawl back and revive the system version. 2106 */ 2107 for (int i = 0; i < expectingBetter.size(); i++) { 2108 final String packageName = expectingBetter.keyAt(i); 2109 if (!mPackages.containsKey(packageName)) { 2110 final File scanFile = expectingBetter.valueAt(i); 2111 2112 logCriticalInfo(Log.WARN, "Expected better " + packageName 2113 + " but never showed up; reverting to system"); 2114 2115 final int reparseFlags; 2116 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2117 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR 2119 | PackageParser.PARSE_IS_PRIVILEGED; 2120 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2121 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR; 2123 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2124 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2125 | PackageParser.PARSE_IS_SYSTEM_DIR; 2126 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2127 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR; 2129 } else { 2130 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2131 continue; 2132 } 2133 2134 mSettings.enableSystemPackageLPw(packageName); 2135 2136 try { 2137 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2138 } catch (PackageManagerException e) { 2139 Slog.e(TAG, "Failed to parse original system package: " 2140 + e.getMessage()); 2141 } 2142 } 2143 } 2144 } 2145 2146 // Now that we know all of the shared libraries, update all clients to have 2147 // the correct library paths. 2148 updateAllSharedLibrariesLPw(); 2149 2150 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2151 // NOTE: We ignore potential failures here during a system scan (like 2152 // the rest of the commands above) because there's precious little we 2153 // can do about it. A settings error is reported, though. 2154 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2155 false /* force dexopt */, false /* defer dexopt */); 2156 } 2157 2158 // Now that we know all the packages we are keeping, 2159 // read and update their last usage times. 2160 mPackageUsage.readLP(); 2161 2162 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2163 SystemClock.uptimeMillis()); 2164 Slog.i(TAG, "Time to scan packages: " 2165 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2166 + " seconds"); 2167 2168 // If the platform SDK has changed since the last time we booted, 2169 // we need to re-grant app permission to catch any new ones that 2170 // appear. This is really a hack, and means that apps can in some 2171 // cases get permissions that the user didn't initially explicitly 2172 // allow... it would be nice to have some better way to handle 2173 // this situation. 2174 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2175 != mSdkVersion; 2176 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2177 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2178 + "; regranting permissions for internal storage"); 2179 mSettings.mInternalSdkPlatform = mSdkVersion; 2180 2181 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2182 | (regrantPermissions 2183 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2184 : 0)); 2185 2186 // If this is the first boot, and it is a normal boot, then 2187 // we need to initialize the default preferred apps. 2188 if (!mRestoredSettings && !onlyCore) { 2189 mSettings.readDefaultPreferredAppsLPw(this, 0); 2190 } 2191 2192 // If this is first boot after an OTA, and a normal boot, then 2193 // we need to clear code cache directories. 2194 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2195 if (mIsUpgrade && !onlyCore) { 2196 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2197 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2198 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2199 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2200 } 2201 mSettings.mFingerprint = Build.FINGERPRINT; 2202 } 2203 2204 primeDomainVerificationsLPw(); 2205 checkDefaultBrowser(); 2206 2207 // All the changes are done during package scanning. 2208 mSettings.updateInternalDatabaseVersion(); 2209 2210 // can downgrade to reader 2211 mSettings.writeLPr(); 2212 2213 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2214 SystemClock.uptimeMillis()); 2215 2216 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2217 2218 mInstallerService = new PackageInstallerService(context, this); 2219 2220 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2221 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2222 mIntentFilterVerifierComponent); 2223 2224 } // synchronized (mPackages) 2225 } // synchronized (mInstallLock) 2226 2227 // Now after opening every single application zip, make sure they 2228 // are all flushed. Not really needed, but keeps things nice and 2229 // tidy. 2230 Runtime.getRuntime().gc(); 2231 2232 // Expose private service for system components to use. 2233 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2234 } 2235 2236 @Override 2237 public boolean isFirstBoot() { 2238 return !mRestoredSettings; 2239 } 2240 2241 @Override 2242 public boolean isOnlyCoreApps() { 2243 return mOnlyCore; 2244 } 2245 2246 @Override 2247 public boolean isUpgrade() { 2248 return mIsUpgrade; 2249 } 2250 2251 private String getRequiredVerifierLPr() { 2252 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2253 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2254 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2255 2256 String requiredVerifier = null; 2257 2258 final int N = receivers.size(); 2259 for (int i = 0; i < N; i++) { 2260 final ResolveInfo info = receivers.get(i); 2261 2262 if (info.activityInfo == null) { 2263 continue; 2264 } 2265 2266 final String packageName = info.activityInfo.packageName; 2267 2268 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2269 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2270 continue; 2271 } 2272 2273 if (requiredVerifier != null) { 2274 throw new RuntimeException("There can be only one required verifier"); 2275 } 2276 2277 requiredVerifier = packageName; 2278 } 2279 2280 return requiredVerifier; 2281 } 2282 2283 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2284 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2285 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2286 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2287 2288 ComponentName verifierComponentName = null; 2289 2290 int priority = -1000; 2291 final int N = receivers.size(); 2292 for (int i = 0; i < N; i++) { 2293 final ResolveInfo info = receivers.get(i); 2294 2295 if (info.activityInfo == null) { 2296 continue; 2297 } 2298 2299 final String packageName = info.activityInfo.packageName; 2300 2301 final PackageSetting ps = mSettings.mPackages.get(packageName); 2302 if (ps == null) { 2303 continue; 2304 } 2305 2306 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2307 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2308 continue; 2309 } 2310 2311 // Select the IntentFilterVerifier with the highest priority 2312 if (priority < info.priority) { 2313 priority = info.priority; 2314 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2315 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2316 + verifierComponentName + " with priority: " + info.priority); 2317 } 2318 } 2319 2320 return verifierComponentName; 2321 } 2322 2323 private void primeDomainVerificationsLPw() { 2324 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2325 boolean updated = false; 2326 ArraySet<String> allHostsSet = new ArraySet<>(); 2327 for (PackageParser.Package pkg : mPackages.values()) { 2328 final String packageName = pkg.packageName; 2329 if (!hasDomainURLs(pkg)) { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2331 "package with no domain URLs: " + packageName); 2332 continue; 2333 } 2334 if (!pkg.isSystemApp()) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2336 "No priming domain verifications for a non system package : " + 2337 packageName); 2338 continue; 2339 } 2340 for (PackageParser.Activity a : pkg.activities) { 2341 for (ActivityIntentInfo filter : a.intents) { 2342 if (hasValidDomains(filter)) { 2343 allHostsSet.addAll(filter.getHostsList()); 2344 } 2345 } 2346 } 2347 if (allHostsSet.size() == 0) { 2348 allHostsSet.add("*"); 2349 } 2350 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2351 IntentFilterVerificationInfo ivi = 2352 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2353 if (ivi != null) { 2354 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2355 "Priming domain verifications for package: " + packageName + 2356 " with hosts:" + ivi.getDomainsString()); 2357 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2358 updated = true; 2359 } 2360 else { 2361 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2362 "No priming domain verifications for package: " + packageName); 2363 } 2364 allHostsSet.clear(); 2365 } 2366 if (updated) { 2367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2368 "Will need to write primed domain verifications"); 2369 } 2370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2371 } 2372 2373 private void checkDefaultBrowser() { 2374 final int myUserId = UserHandle.myUserId(); 2375 final String packageName = getDefaultBrowserPackageName(myUserId); 2376 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2377 if (info == null) { 2378 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2379 setDefaultBrowserPackageName(null, myUserId); 2380 } 2381 } 2382 2383 @Override 2384 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2385 throws RemoteException { 2386 try { 2387 return super.onTransact(code, data, reply, flags); 2388 } catch (RuntimeException e) { 2389 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2390 Slog.wtf(TAG, "Package Manager Crash", e); 2391 } 2392 throw e; 2393 } 2394 } 2395 2396 void cleanupInstallFailedPackage(PackageSetting ps) { 2397 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2398 2399 removeDataDirsLI(ps.volumeUuid, ps.name); 2400 if (ps.codePath != null) { 2401 if (ps.codePath.isDirectory()) { 2402 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2403 } else { 2404 ps.codePath.delete(); 2405 } 2406 } 2407 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2408 if (ps.resourcePath.isDirectory()) { 2409 FileUtils.deleteContents(ps.resourcePath); 2410 } 2411 ps.resourcePath.delete(); 2412 } 2413 mSettings.removePackageLPw(ps.name); 2414 } 2415 2416 static int[] appendInts(int[] cur, int[] add) { 2417 if (add == null) return cur; 2418 if (cur == null) return add; 2419 final int N = add.length; 2420 for (int i=0; i<N; i++) { 2421 cur = appendInt(cur, add[i]); 2422 } 2423 return cur; 2424 } 2425 2426 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2427 if (!sUserManager.exists(userId)) return null; 2428 final PackageSetting ps = (PackageSetting) p.mExtras; 2429 if (ps == null) { 2430 return null; 2431 } 2432 2433 final PermissionsState permissionsState = ps.getPermissionsState(); 2434 2435 final int[] gids = permissionsState.computeGids(userId); 2436 final Set<String> permissions = permissionsState.getPermissions(userId); 2437 final PackageUserState state = ps.readUserState(userId); 2438 2439 return PackageParser.generatePackageInfo(p, gids, flags, 2440 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2441 } 2442 2443 @Override 2444 public boolean isPackageFrozen(String packageName) { 2445 synchronized (mPackages) { 2446 final PackageSetting ps = mSettings.mPackages.get(packageName); 2447 if (ps != null) { 2448 return ps.frozen; 2449 } 2450 } 2451 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2452 return true; 2453 } 2454 2455 @Override 2456 public boolean isPackageAvailable(String packageName, int userId) { 2457 if (!sUserManager.exists(userId)) return false; 2458 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2459 synchronized (mPackages) { 2460 PackageParser.Package p = mPackages.get(packageName); 2461 if (p != null) { 2462 final PackageSetting ps = (PackageSetting) p.mExtras; 2463 if (ps != null) { 2464 final PackageUserState state = ps.readUserState(userId); 2465 if (state != null) { 2466 return PackageParser.isAvailable(state); 2467 } 2468 } 2469 } 2470 } 2471 return false; 2472 } 2473 2474 @Override 2475 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2476 if (!sUserManager.exists(userId)) return null; 2477 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2478 // reader 2479 synchronized (mPackages) { 2480 PackageParser.Package p = mPackages.get(packageName); 2481 if (DEBUG_PACKAGE_INFO) 2482 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2483 if (p != null) { 2484 return generatePackageInfo(p, flags, userId); 2485 } 2486 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2487 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2488 } 2489 } 2490 return null; 2491 } 2492 2493 @Override 2494 public String[] currentToCanonicalPackageNames(String[] names) { 2495 String[] out = new String[names.length]; 2496 // reader 2497 synchronized (mPackages) { 2498 for (int i=names.length-1; i>=0; i--) { 2499 PackageSetting ps = mSettings.mPackages.get(names[i]); 2500 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2501 } 2502 } 2503 return out; 2504 } 2505 2506 @Override 2507 public String[] canonicalToCurrentPackageNames(String[] names) { 2508 String[] out = new String[names.length]; 2509 // reader 2510 synchronized (mPackages) { 2511 for (int i=names.length-1; i>=0; i--) { 2512 String cur = mSettings.mRenamedPackages.get(names[i]); 2513 out[i] = cur != null ? cur : names[i]; 2514 } 2515 } 2516 return out; 2517 } 2518 2519 @Override 2520 public int getPackageUid(String packageName, int userId) { 2521 if (!sUserManager.exists(userId)) return -1; 2522 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2523 2524 // reader 2525 synchronized (mPackages) { 2526 PackageParser.Package p = mPackages.get(packageName); 2527 if(p != null) { 2528 return UserHandle.getUid(userId, p.applicationInfo.uid); 2529 } 2530 PackageSetting ps = mSettings.mPackages.get(packageName); 2531 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2532 return -1; 2533 } 2534 p = ps.pkg; 2535 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2536 } 2537 } 2538 2539 @Override 2540 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2541 if (!sUserManager.exists(userId)) { 2542 return null; 2543 } 2544 2545 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2546 "getPackageGids"); 2547 2548 // reader 2549 synchronized (mPackages) { 2550 PackageParser.Package p = mPackages.get(packageName); 2551 if (DEBUG_PACKAGE_INFO) { 2552 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2553 } 2554 if (p != null) { 2555 PackageSetting ps = (PackageSetting) p.mExtras; 2556 return ps.getPermissionsState().computeGids(userId); 2557 } 2558 } 2559 2560 return null; 2561 } 2562 2563 static PermissionInfo generatePermissionInfo( 2564 BasePermission bp, int flags) { 2565 if (bp.perm != null) { 2566 return PackageParser.generatePermissionInfo(bp.perm, flags); 2567 } 2568 PermissionInfo pi = new PermissionInfo(); 2569 pi.name = bp.name; 2570 pi.packageName = bp.sourcePackage; 2571 pi.nonLocalizedLabel = bp.name; 2572 pi.protectionLevel = bp.protectionLevel; 2573 return pi; 2574 } 2575 2576 @Override 2577 public PermissionInfo getPermissionInfo(String name, int flags) { 2578 // reader 2579 synchronized (mPackages) { 2580 final BasePermission p = mSettings.mPermissions.get(name); 2581 if (p != null) { 2582 return generatePermissionInfo(p, flags); 2583 } 2584 return null; 2585 } 2586 } 2587 2588 @Override 2589 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2590 // reader 2591 synchronized (mPackages) { 2592 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2593 for (BasePermission p : mSettings.mPermissions.values()) { 2594 if (group == null) { 2595 if (p.perm == null || p.perm.info.group == null) { 2596 out.add(generatePermissionInfo(p, flags)); 2597 } 2598 } else { 2599 if (p.perm != null && group.equals(p.perm.info.group)) { 2600 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2601 } 2602 } 2603 } 2604 2605 if (out.size() > 0) { 2606 return out; 2607 } 2608 return mPermissionGroups.containsKey(group) ? out : null; 2609 } 2610 } 2611 2612 @Override 2613 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2614 // reader 2615 synchronized (mPackages) { 2616 return PackageParser.generatePermissionGroupInfo( 2617 mPermissionGroups.get(name), flags); 2618 } 2619 } 2620 2621 @Override 2622 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2623 // reader 2624 synchronized (mPackages) { 2625 final int N = mPermissionGroups.size(); 2626 ArrayList<PermissionGroupInfo> out 2627 = new ArrayList<PermissionGroupInfo>(N); 2628 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2629 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2630 } 2631 return out; 2632 } 2633 } 2634 2635 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2636 int userId) { 2637 if (!sUserManager.exists(userId)) return null; 2638 PackageSetting ps = mSettings.mPackages.get(packageName); 2639 if (ps != null) { 2640 if (ps.pkg == null) { 2641 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2642 flags, userId); 2643 if (pInfo != null) { 2644 return pInfo.applicationInfo; 2645 } 2646 return null; 2647 } 2648 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2649 ps.readUserState(userId), userId); 2650 } 2651 return null; 2652 } 2653 2654 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2655 int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 PackageSetting ps = mSettings.mPackages.get(packageName); 2658 if (ps != null) { 2659 PackageParser.Package pkg = ps.pkg; 2660 if (pkg == null) { 2661 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2662 return null; 2663 } 2664 // Only data remains, so we aren't worried about code paths 2665 pkg = new PackageParser.Package(packageName); 2666 pkg.applicationInfo.packageName = packageName; 2667 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2668 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2669 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2670 packageName, userId).getAbsolutePath(); 2671 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2672 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2673 } 2674 return generatePackageInfo(pkg, flags, userId); 2675 } 2676 return null; 2677 } 2678 2679 @Override 2680 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2681 if (!sUserManager.exists(userId)) return null; 2682 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2683 // writer 2684 synchronized (mPackages) { 2685 PackageParser.Package p = mPackages.get(packageName); 2686 if (DEBUG_PACKAGE_INFO) Log.v( 2687 TAG, "getApplicationInfo " + packageName 2688 + ": " + p); 2689 if (p != null) { 2690 PackageSetting ps = mSettings.mPackages.get(packageName); 2691 if (ps == null) return null; 2692 // Note: isEnabledLP() does not apply here - always return info 2693 return PackageParser.generateApplicationInfo( 2694 p, flags, ps.readUserState(userId), userId); 2695 } 2696 if ("android".equals(packageName)||"system".equals(packageName)) { 2697 return mAndroidApplication; 2698 } 2699 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2700 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2701 } 2702 } 2703 return null; 2704 } 2705 2706 @Override 2707 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2708 final IPackageDataObserver observer) { 2709 mContext.enforceCallingOrSelfPermission( 2710 android.Manifest.permission.CLEAR_APP_CACHE, null); 2711 // Queue up an async operation since clearing cache may take a little while. 2712 mHandler.post(new Runnable() { 2713 public void run() { 2714 mHandler.removeCallbacks(this); 2715 int retCode = -1; 2716 synchronized (mInstallLock) { 2717 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2718 if (retCode < 0) { 2719 Slog.w(TAG, "Couldn't clear application caches"); 2720 } 2721 } 2722 if (observer != null) { 2723 try { 2724 observer.onRemoveCompleted(null, (retCode >= 0)); 2725 } catch (RemoteException e) { 2726 Slog.w(TAG, "RemoveException when invoking call back"); 2727 } 2728 } 2729 } 2730 }); 2731 } 2732 2733 @Override 2734 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2735 final IntentSender pi) { 2736 mContext.enforceCallingOrSelfPermission( 2737 android.Manifest.permission.CLEAR_APP_CACHE, null); 2738 // Queue up an async operation since clearing cache may take a little while. 2739 mHandler.post(new Runnable() { 2740 public void run() { 2741 mHandler.removeCallbacks(this); 2742 int retCode = -1; 2743 synchronized (mInstallLock) { 2744 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2745 if (retCode < 0) { 2746 Slog.w(TAG, "Couldn't clear application caches"); 2747 } 2748 } 2749 if(pi != null) { 2750 try { 2751 // Callback via pending intent 2752 int code = (retCode >= 0) ? 1 : 0; 2753 pi.sendIntent(null, code, null, 2754 null, null); 2755 } catch (SendIntentException e1) { 2756 Slog.i(TAG, "Failed to send pending intent"); 2757 } 2758 } 2759 } 2760 }); 2761 } 2762 2763 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2764 synchronized (mInstallLock) { 2765 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2766 throw new IOException("Failed to free enough space"); 2767 } 2768 } 2769 } 2770 2771 @Override 2772 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2775 synchronized (mPackages) { 2776 PackageParser.Activity a = mActivities.mActivities.get(component); 2777 2778 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2779 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2780 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2781 if (ps == null) return null; 2782 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2783 userId); 2784 } 2785 if (mResolveComponentName.equals(component)) { 2786 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2787 new PackageUserState(), userId); 2788 } 2789 } 2790 return null; 2791 } 2792 2793 @Override 2794 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2795 String resolvedType) { 2796 synchronized (mPackages) { 2797 PackageParser.Activity a = mActivities.mActivities.get(component); 2798 if (a == null) { 2799 return false; 2800 } 2801 for (int i=0; i<a.intents.size(); i++) { 2802 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2803 intent.getData(), intent.getCategories(), TAG) >= 0) { 2804 return true; 2805 } 2806 } 2807 return false; 2808 } 2809 } 2810 2811 @Override 2812 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2813 if (!sUserManager.exists(userId)) return null; 2814 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2815 synchronized (mPackages) { 2816 PackageParser.Activity a = mReceivers.mActivities.get(component); 2817 if (DEBUG_PACKAGE_INFO) Log.v( 2818 TAG, "getReceiverInfo " + component + ": " + a); 2819 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2820 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2821 if (ps == null) return null; 2822 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2823 userId); 2824 } 2825 } 2826 return null; 2827 } 2828 2829 @Override 2830 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2831 if (!sUserManager.exists(userId)) return null; 2832 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2833 synchronized (mPackages) { 2834 PackageParser.Service s = mServices.mServices.get(component); 2835 if (DEBUG_PACKAGE_INFO) Log.v( 2836 TAG, "getServiceInfo " + component + ": " + s); 2837 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2838 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2839 if (ps == null) return null; 2840 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2841 userId); 2842 } 2843 } 2844 return null; 2845 } 2846 2847 @Override 2848 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2851 synchronized (mPackages) { 2852 PackageParser.Provider p = mProviders.mProviders.get(component); 2853 if (DEBUG_PACKAGE_INFO) Log.v( 2854 TAG, "getProviderInfo " + component + ": " + p); 2855 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2856 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2857 if (ps == null) return null; 2858 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2859 userId); 2860 } 2861 } 2862 return null; 2863 } 2864 2865 @Override 2866 public String[] getSystemSharedLibraryNames() { 2867 Set<String> libSet; 2868 synchronized (mPackages) { 2869 libSet = mSharedLibraries.keySet(); 2870 int size = libSet.size(); 2871 if (size > 0) { 2872 String[] libs = new String[size]; 2873 libSet.toArray(libs); 2874 return libs; 2875 } 2876 } 2877 return null; 2878 } 2879 2880 /** 2881 * @hide 2882 */ 2883 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2884 synchronized (mPackages) { 2885 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2886 if (lib != null && lib.apk != null) { 2887 return mPackages.get(lib.apk); 2888 } 2889 } 2890 return null; 2891 } 2892 2893 @Override 2894 public FeatureInfo[] getSystemAvailableFeatures() { 2895 Collection<FeatureInfo> featSet; 2896 synchronized (mPackages) { 2897 featSet = mAvailableFeatures.values(); 2898 int size = featSet.size(); 2899 if (size > 0) { 2900 FeatureInfo[] features = new FeatureInfo[size+1]; 2901 featSet.toArray(features); 2902 FeatureInfo fi = new FeatureInfo(); 2903 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2904 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2905 features[size] = fi; 2906 return features; 2907 } 2908 } 2909 return null; 2910 } 2911 2912 @Override 2913 public boolean hasSystemFeature(String name) { 2914 synchronized (mPackages) { 2915 return mAvailableFeatures.containsKey(name); 2916 } 2917 } 2918 2919 private void checkValidCaller(int uid, int userId) { 2920 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2921 return; 2922 2923 throw new SecurityException("Caller uid=" + uid 2924 + " is not privileged to communicate with user=" + userId); 2925 } 2926 2927 @Override 2928 public int checkPermission(String permName, String pkgName, int userId) { 2929 if (!sUserManager.exists(userId)) { 2930 return PackageManager.PERMISSION_DENIED; 2931 } 2932 2933 synchronized (mPackages) { 2934 final PackageParser.Package p = mPackages.get(pkgName); 2935 if (p != null && p.mExtras != null) { 2936 final PackageSetting ps = (PackageSetting) p.mExtras; 2937 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2938 return PackageManager.PERMISSION_GRANTED; 2939 } 2940 } 2941 } 2942 2943 return PackageManager.PERMISSION_DENIED; 2944 } 2945 2946 @Override 2947 public int checkUidPermission(String permName, int uid) { 2948 final int userId = UserHandle.getUserId(uid); 2949 2950 if (!sUserManager.exists(userId)) { 2951 return PackageManager.PERMISSION_DENIED; 2952 } 2953 2954 synchronized (mPackages) { 2955 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2956 if (obj != null) { 2957 final SettingBase ps = (SettingBase) obj; 2958 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2959 return PackageManager.PERMISSION_GRANTED; 2960 } 2961 } else { 2962 ArraySet<String> perms = mSystemPermissions.get(uid); 2963 if (perms != null && perms.contains(permName)) { 2964 return PackageManager.PERMISSION_GRANTED; 2965 } 2966 } 2967 } 2968 2969 return PackageManager.PERMISSION_DENIED; 2970 } 2971 2972 /** 2973 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2974 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2975 * @param checkShell TODO(yamasani): 2976 * @param message the message to log on security exception 2977 */ 2978 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2979 boolean checkShell, String message) { 2980 if (userId < 0) { 2981 throw new IllegalArgumentException("Invalid userId " + userId); 2982 } 2983 if (checkShell) { 2984 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2985 } 2986 if (userId == UserHandle.getUserId(callingUid)) return; 2987 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2988 if (requireFullPermission) { 2989 mContext.enforceCallingOrSelfPermission( 2990 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2991 } else { 2992 try { 2993 mContext.enforceCallingOrSelfPermission( 2994 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2995 } catch (SecurityException se) { 2996 mContext.enforceCallingOrSelfPermission( 2997 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2998 } 2999 } 3000 } 3001 } 3002 3003 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3004 if (callingUid == Process.SHELL_UID) { 3005 if (userHandle >= 0 3006 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3007 throw new SecurityException("Shell does not have permission to access user " 3008 + userHandle); 3009 } else if (userHandle < 0) { 3010 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3011 + Debug.getCallers(3)); 3012 } 3013 } 3014 } 3015 3016 private BasePermission findPermissionTreeLP(String permName) { 3017 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3018 if (permName.startsWith(bp.name) && 3019 permName.length() > bp.name.length() && 3020 permName.charAt(bp.name.length()) == '.') { 3021 return bp; 3022 } 3023 } 3024 return null; 3025 } 3026 3027 private BasePermission checkPermissionTreeLP(String permName) { 3028 if (permName != null) { 3029 BasePermission bp = findPermissionTreeLP(permName); 3030 if (bp != null) { 3031 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3032 return bp; 3033 } 3034 throw new SecurityException("Calling uid " 3035 + Binder.getCallingUid() 3036 + " is not allowed to add to permission tree " 3037 + bp.name + " owned by uid " + bp.uid); 3038 } 3039 } 3040 throw new SecurityException("No permission tree found for " + permName); 3041 } 3042 3043 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3044 if (s1 == null) { 3045 return s2 == null; 3046 } 3047 if (s2 == null) { 3048 return false; 3049 } 3050 if (s1.getClass() != s2.getClass()) { 3051 return false; 3052 } 3053 return s1.equals(s2); 3054 } 3055 3056 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3057 if (pi1.icon != pi2.icon) return false; 3058 if (pi1.logo != pi2.logo) return false; 3059 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3060 if (!compareStrings(pi1.name, pi2.name)) return false; 3061 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3062 // We'll take care of setting this one. 3063 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3064 // These are not currently stored in settings. 3065 //if (!compareStrings(pi1.group, pi2.group)) return false; 3066 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3067 //if (pi1.labelRes != pi2.labelRes) return false; 3068 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3069 return true; 3070 } 3071 3072 int permissionInfoFootprint(PermissionInfo info) { 3073 int size = info.name.length(); 3074 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3075 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3076 return size; 3077 } 3078 3079 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3080 int size = 0; 3081 for (BasePermission perm : mSettings.mPermissions.values()) { 3082 if (perm.uid == tree.uid) { 3083 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3084 } 3085 } 3086 return size; 3087 } 3088 3089 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3090 // We calculate the max size of permissions defined by this uid and throw 3091 // if that plus the size of 'info' would exceed our stated maximum. 3092 if (tree.uid != Process.SYSTEM_UID) { 3093 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3094 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3095 throw new SecurityException("Permission tree size cap exceeded"); 3096 } 3097 } 3098 } 3099 3100 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3101 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3102 throw new SecurityException("Label must be specified in permission"); 3103 } 3104 BasePermission tree = checkPermissionTreeLP(info.name); 3105 BasePermission bp = mSettings.mPermissions.get(info.name); 3106 boolean added = bp == null; 3107 boolean changed = true; 3108 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3109 if (added) { 3110 enforcePermissionCapLocked(info, tree); 3111 bp = new BasePermission(info.name, tree.sourcePackage, 3112 BasePermission.TYPE_DYNAMIC); 3113 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3114 throw new SecurityException( 3115 "Not allowed to modify non-dynamic permission " 3116 + info.name); 3117 } else { 3118 if (bp.protectionLevel == fixedLevel 3119 && bp.perm.owner.equals(tree.perm.owner) 3120 && bp.uid == tree.uid 3121 && comparePermissionInfos(bp.perm.info, info)) { 3122 changed = false; 3123 } 3124 } 3125 bp.protectionLevel = fixedLevel; 3126 info = new PermissionInfo(info); 3127 info.protectionLevel = fixedLevel; 3128 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3129 bp.perm.info.packageName = tree.perm.info.packageName; 3130 bp.uid = tree.uid; 3131 if (added) { 3132 mSettings.mPermissions.put(info.name, bp); 3133 } 3134 if (changed) { 3135 if (!async) { 3136 mSettings.writeLPr(); 3137 } else { 3138 scheduleWriteSettingsLocked(); 3139 } 3140 } 3141 return added; 3142 } 3143 3144 @Override 3145 public boolean addPermission(PermissionInfo info) { 3146 synchronized (mPackages) { 3147 return addPermissionLocked(info, false); 3148 } 3149 } 3150 3151 @Override 3152 public boolean addPermissionAsync(PermissionInfo info) { 3153 synchronized (mPackages) { 3154 return addPermissionLocked(info, true); 3155 } 3156 } 3157 3158 @Override 3159 public void removePermission(String name) { 3160 synchronized (mPackages) { 3161 checkPermissionTreeLP(name); 3162 BasePermission bp = mSettings.mPermissions.get(name); 3163 if (bp != null) { 3164 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3165 throw new SecurityException( 3166 "Not allowed to modify non-dynamic permission " 3167 + name); 3168 } 3169 mSettings.mPermissions.remove(name); 3170 mSettings.writeLPr(); 3171 } 3172 } 3173 } 3174 3175 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3176 BasePermission bp) { 3177 int index = pkg.requestedPermissions.indexOf(bp.name); 3178 if (index == -1) { 3179 throw new SecurityException("Package " + pkg.packageName 3180 + " has not requested permission " + bp.name); 3181 } 3182 if (!bp.isRuntime()) { 3183 throw new SecurityException("Permission " + bp.name 3184 + " is not a changeable permission type"); 3185 } 3186 } 3187 3188 @Override 3189 public void grantRuntimePermission(String packageName, String name, final int userId) { 3190 if (!sUserManager.exists(userId)) { 3191 Log.e(TAG, "No such user:" + userId); 3192 return; 3193 } 3194 3195 mContext.enforceCallingOrSelfPermission( 3196 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3197 "grantRuntimePermission"); 3198 3199 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3200 "grantRuntimePermission"); 3201 3202 final SettingBase sb; 3203 3204 synchronized (mPackages) { 3205 final PackageParser.Package pkg = mPackages.get(packageName); 3206 if (pkg == null) { 3207 throw new IllegalArgumentException("Unknown package: " + packageName); 3208 } 3209 3210 final BasePermission bp = mSettings.mPermissions.get(name); 3211 if (bp == null) { 3212 throw new IllegalArgumentException("Unknown permission: " + name); 3213 } 3214 3215 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3216 3217 sb = (SettingBase) pkg.mExtras; 3218 if (sb == null) { 3219 throw new IllegalArgumentException("Unknown package: " + packageName); 3220 } 3221 3222 final PermissionsState permissionsState = sb.getPermissionsState(); 3223 3224 final int flags = permissionsState.getPermissionFlags(name, userId); 3225 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3226 throw new SecurityException("Cannot grant system fixed permission: " 3227 + name + " for package: " + packageName); 3228 } 3229 3230 final int result = permissionsState.grantRuntimePermission(bp, userId); 3231 switch (result) { 3232 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3233 return; 3234 } 3235 3236 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3237 mHandler.post(new Runnable() { 3238 @Override 3239 public void run() { 3240 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3241 } 3242 }); 3243 } break; 3244 } 3245 3246 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3247 3248 // Not critical if that is lost - app has to request again. 3249 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3250 } 3251 } 3252 3253 @Override 3254 public void revokeRuntimePermission(String packageName, String name, int userId) { 3255 if (!sUserManager.exists(userId)) { 3256 Log.e(TAG, "No such user:" + userId); 3257 return; 3258 } 3259 3260 mContext.enforceCallingOrSelfPermission( 3261 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3262 "revokeRuntimePermission"); 3263 3264 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3265 "revokeRuntimePermission"); 3266 3267 final SettingBase sb; 3268 3269 synchronized (mPackages) { 3270 final PackageParser.Package pkg = mPackages.get(packageName); 3271 if (pkg == null) { 3272 throw new IllegalArgumentException("Unknown package: " + packageName); 3273 } 3274 3275 final BasePermission bp = mSettings.mPermissions.get(name); 3276 if (bp == null) { 3277 throw new IllegalArgumentException("Unknown permission: " + name); 3278 } 3279 3280 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3281 3282 sb = (SettingBase) pkg.mExtras; 3283 if (sb == null) { 3284 throw new IllegalArgumentException("Unknown package: " + packageName); 3285 } 3286 3287 final PermissionsState permissionsState = sb.getPermissionsState(); 3288 3289 final int flags = permissionsState.getPermissionFlags(name, userId); 3290 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3291 throw new SecurityException("Cannot revoke system fixed permission: " 3292 + name + " for package: " + packageName); 3293 } 3294 3295 if (permissionsState.revokeRuntimePermission(bp, userId) == 3296 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3297 return; 3298 } 3299 3300 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3301 3302 // Critical, after this call app should never have the permission. 3303 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3304 } 3305 3306 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3307 } 3308 3309 @Override 3310 public int getPermissionFlags(String name, String packageName, int userId) { 3311 if (!sUserManager.exists(userId)) { 3312 return 0; 3313 } 3314 3315 mContext.enforceCallingOrSelfPermission( 3316 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3317 "getPermissionFlags"); 3318 3319 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3320 "getPermissionFlags"); 3321 3322 synchronized (mPackages) { 3323 final PackageParser.Package pkg = mPackages.get(packageName); 3324 if (pkg == null) { 3325 throw new IllegalArgumentException("Unknown package: " + packageName); 3326 } 3327 3328 final BasePermission bp = mSettings.mPermissions.get(name); 3329 if (bp == null) { 3330 throw new IllegalArgumentException("Unknown permission: " + name); 3331 } 3332 3333 SettingBase sb = (SettingBase) pkg.mExtras; 3334 if (sb == null) { 3335 throw new IllegalArgumentException("Unknown package: " + packageName); 3336 } 3337 3338 PermissionsState permissionsState = sb.getPermissionsState(); 3339 return permissionsState.getPermissionFlags(name, userId); 3340 } 3341 } 3342 3343 @Override 3344 public void updatePermissionFlags(String name, String packageName, int flagMask, 3345 int flagValues, int userId) { 3346 if (!sUserManager.exists(userId)) { 3347 return; 3348 } 3349 3350 mContext.enforceCallingOrSelfPermission( 3351 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3352 "updatePermissionFlags"); 3353 3354 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3355 "updatePermissionFlags"); 3356 3357 // Only the system can change system fixed flags. 3358 if (getCallingUid() != Process.SYSTEM_UID) { 3359 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3360 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3361 } 3362 3363 synchronized (mPackages) { 3364 final PackageParser.Package pkg = mPackages.get(packageName); 3365 if (pkg == null) { 3366 throw new IllegalArgumentException("Unknown package: " + packageName); 3367 } 3368 3369 final BasePermission bp = mSettings.mPermissions.get(name); 3370 if (bp == null) { 3371 throw new IllegalArgumentException("Unknown permission: " + name); 3372 } 3373 3374 SettingBase sb = (SettingBase) pkg.mExtras; 3375 if (sb == null) { 3376 throw new IllegalArgumentException("Unknown package: " + packageName); 3377 } 3378 3379 PermissionsState permissionsState = sb.getPermissionsState(); 3380 3381 // Only the package manager can change flags for system component permissions. 3382 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3383 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3384 return; 3385 } 3386 3387 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3388 3389 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3390 // Install and runtime permissions are stored in different places, 3391 // so figure out what permission changed and persist the change. 3392 if (permissionsState.getInstallPermissionState(name) != null) { 3393 scheduleWriteSettingsLocked(); 3394 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3395 || hadState) { 3396 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3397 } 3398 } 3399 } 3400 } 3401 3402 /** 3403 * Update the permission flags for all packages and runtime permissions of a user in order 3404 * to allow device or profile owner to remove POLICY_FIXED. 3405 */ 3406 @Override 3407 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3408 if (!sUserManager.exists(userId)) { 3409 return; 3410 } 3411 3412 mContext.enforceCallingOrSelfPermission( 3413 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3414 "updatePermissionFlagsForAllApps"); 3415 3416 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3417 "updatePermissionFlagsForAllApps"); 3418 3419 // Only the system can change system fixed flags. 3420 if (getCallingUid() != Process.SYSTEM_UID) { 3421 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3422 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3423 } 3424 3425 synchronized (mPackages) { 3426 boolean changed = false; 3427 final int packageCount = mPackages.size(); 3428 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3429 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3430 SettingBase sb = (SettingBase) pkg.mExtras; 3431 if (sb == null) { 3432 continue; 3433 } 3434 PermissionsState permissionsState = sb.getPermissionsState(); 3435 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3436 userId, flagMask, flagValues); 3437 } 3438 if (changed) { 3439 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3440 } 3441 } 3442 } 3443 3444 @Override 3445 public boolean shouldShowRequestPermissionRationale(String permissionName, 3446 String packageName, int userId) { 3447 if (UserHandle.getCallingUserId() != userId) { 3448 mContext.enforceCallingPermission( 3449 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3450 "canShowRequestPermissionRationale for user " + userId); 3451 } 3452 3453 final int uid = getPackageUid(packageName, userId); 3454 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3455 return false; 3456 } 3457 3458 if (checkPermission(permissionName, packageName, userId) 3459 == PackageManager.PERMISSION_GRANTED) { 3460 return false; 3461 } 3462 3463 final int flags; 3464 3465 final long identity = Binder.clearCallingIdentity(); 3466 try { 3467 flags = getPermissionFlags(permissionName, 3468 packageName, userId); 3469 } finally { 3470 Binder.restoreCallingIdentity(identity); 3471 } 3472 3473 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3474 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3475 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3476 3477 if ((flags & fixedFlags) != 0) { 3478 return false; 3479 } 3480 3481 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3482 } 3483 3484 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3485 BasePermission bp = mSettings.mPermissions.get(permission); 3486 if (bp == null) { 3487 throw new SecurityException("Missing " + permission + " permission"); 3488 } 3489 3490 SettingBase sb = (SettingBase) pkg.mExtras; 3491 PermissionsState permissionsState = sb.getPermissionsState(); 3492 3493 if (permissionsState.grantInstallPermission(bp) != 3494 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3495 scheduleWriteSettingsLocked(); 3496 } 3497 } 3498 3499 @Override 3500 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3501 mContext.enforceCallingOrSelfPermission( 3502 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3503 "addOnPermissionsChangeListener"); 3504 3505 synchronized (mPackages) { 3506 mOnPermissionChangeListeners.addListenerLocked(listener); 3507 } 3508 } 3509 3510 @Override 3511 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3512 synchronized (mPackages) { 3513 mOnPermissionChangeListeners.removeListenerLocked(listener); 3514 } 3515 } 3516 3517 @Override 3518 public boolean isProtectedBroadcast(String actionName) { 3519 synchronized (mPackages) { 3520 return mProtectedBroadcasts.contains(actionName); 3521 } 3522 } 3523 3524 @Override 3525 public int checkSignatures(String pkg1, String pkg2) { 3526 synchronized (mPackages) { 3527 final PackageParser.Package p1 = mPackages.get(pkg1); 3528 final PackageParser.Package p2 = mPackages.get(pkg2); 3529 if (p1 == null || p1.mExtras == null 3530 || p2 == null || p2.mExtras == null) { 3531 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3532 } 3533 return compareSignatures(p1.mSignatures, p2.mSignatures); 3534 } 3535 } 3536 3537 @Override 3538 public int checkUidSignatures(int uid1, int uid2) { 3539 // Map to base uids. 3540 uid1 = UserHandle.getAppId(uid1); 3541 uid2 = UserHandle.getAppId(uid2); 3542 // reader 3543 synchronized (mPackages) { 3544 Signature[] s1; 3545 Signature[] s2; 3546 Object obj = mSettings.getUserIdLPr(uid1); 3547 if (obj != null) { 3548 if (obj instanceof SharedUserSetting) { 3549 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3550 } else if (obj instanceof PackageSetting) { 3551 s1 = ((PackageSetting)obj).signatures.mSignatures; 3552 } else { 3553 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3554 } 3555 } else { 3556 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3557 } 3558 obj = mSettings.getUserIdLPr(uid2); 3559 if (obj != null) { 3560 if (obj instanceof SharedUserSetting) { 3561 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3562 } else if (obj instanceof PackageSetting) { 3563 s2 = ((PackageSetting)obj).signatures.mSignatures; 3564 } else { 3565 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3566 } 3567 } else { 3568 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3569 } 3570 return compareSignatures(s1, s2); 3571 } 3572 } 3573 3574 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3575 final long identity = Binder.clearCallingIdentity(); 3576 try { 3577 if (sb instanceof SharedUserSetting) { 3578 SharedUserSetting sus = (SharedUserSetting) sb; 3579 final int packageCount = sus.packages.size(); 3580 for (int i = 0; i < packageCount; i++) { 3581 PackageSetting susPs = sus.packages.valueAt(i); 3582 if (userId == UserHandle.USER_ALL) { 3583 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3584 } else { 3585 final int uid = UserHandle.getUid(userId, susPs.appId); 3586 killUid(uid, reason); 3587 } 3588 } 3589 } else if (sb instanceof PackageSetting) { 3590 PackageSetting ps = (PackageSetting) sb; 3591 if (userId == UserHandle.USER_ALL) { 3592 killApplication(ps.pkg.packageName, ps.appId, reason); 3593 } else { 3594 final int uid = UserHandle.getUid(userId, ps.appId); 3595 killUid(uid, reason); 3596 } 3597 } 3598 } finally { 3599 Binder.restoreCallingIdentity(identity); 3600 } 3601 } 3602 3603 private static void killUid(int uid, String reason) { 3604 IActivityManager am = ActivityManagerNative.getDefault(); 3605 if (am != null) { 3606 try { 3607 am.killUid(uid, reason); 3608 } catch (RemoteException e) { 3609 /* ignore - same process */ 3610 } 3611 } 3612 } 3613 3614 /** 3615 * Compares two sets of signatures. Returns: 3616 * <br /> 3617 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3618 * <br /> 3619 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3620 * <br /> 3621 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3622 * <br /> 3623 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3624 * <br /> 3625 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3626 */ 3627 static int compareSignatures(Signature[] s1, Signature[] s2) { 3628 if (s1 == null) { 3629 return s2 == null 3630 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3631 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3632 } 3633 3634 if (s2 == null) { 3635 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3636 } 3637 3638 if (s1.length != s2.length) { 3639 return PackageManager.SIGNATURE_NO_MATCH; 3640 } 3641 3642 // Since both signature sets are of size 1, we can compare without HashSets. 3643 if (s1.length == 1) { 3644 return s1[0].equals(s2[0]) ? 3645 PackageManager.SIGNATURE_MATCH : 3646 PackageManager.SIGNATURE_NO_MATCH; 3647 } 3648 3649 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3650 for (Signature sig : s1) { 3651 set1.add(sig); 3652 } 3653 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3654 for (Signature sig : s2) { 3655 set2.add(sig); 3656 } 3657 // Make sure s2 contains all signatures in s1. 3658 if (set1.equals(set2)) { 3659 return PackageManager.SIGNATURE_MATCH; 3660 } 3661 return PackageManager.SIGNATURE_NO_MATCH; 3662 } 3663 3664 /** 3665 * If the database version for this type of package (internal storage or 3666 * external storage) is less than the version where package signatures 3667 * were updated, return true. 3668 */ 3669 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3670 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3671 DatabaseVersion.SIGNATURE_END_ENTITY)) 3672 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3673 DatabaseVersion.SIGNATURE_END_ENTITY)); 3674 } 3675 3676 /** 3677 * Used for backward compatibility to make sure any packages with 3678 * certificate chains get upgraded to the new style. {@code existingSigs} 3679 * will be in the old format (since they were stored on disk from before the 3680 * system upgrade) and {@code scannedSigs} will be in the newer format. 3681 */ 3682 private int compareSignaturesCompat(PackageSignatures existingSigs, 3683 PackageParser.Package scannedPkg) { 3684 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3685 return PackageManager.SIGNATURE_NO_MATCH; 3686 } 3687 3688 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3689 for (Signature sig : existingSigs.mSignatures) { 3690 existingSet.add(sig); 3691 } 3692 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3693 for (Signature sig : scannedPkg.mSignatures) { 3694 try { 3695 Signature[] chainSignatures = sig.getChainSignatures(); 3696 for (Signature chainSig : chainSignatures) { 3697 scannedCompatSet.add(chainSig); 3698 } 3699 } catch (CertificateEncodingException e) { 3700 scannedCompatSet.add(sig); 3701 } 3702 } 3703 /* 3704 * Make sure the expanded scanned set contains all signatures in the 3705 * existing one. 3706 */ 3707 if (scannedCompatSet.equals(existingSet)) { 3708 // Migrate the old signatures to the new scheme. 3709 existingSigs.assignSignatures(scannedPkg.mSignatures); 3710 // The new KeySets will be re-added later in the scanning process. 3711 synchronized (mPackages) { 3712 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3713 } 3714 return PackageManager.SIGNATURE_MATCH; 3715 } 3716 return PackageManager.SIGNATURE_NO_MATCH; 3717 } 3718 3719 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3720 if (isExternal(scannedPkg)) { 3721 return mSettings.isExternalDatabaseVersionOlderThan( 3722 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3723 } else { 3724 return mSettings.isInternalDatabaseVersionOlderThan( 3725 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3726 } 3727 } 3728 3729 private int compareSignaturesRecover(PackageSignatures existingSigs, 3730 PackageParser.Package scannedPkg) { 3731 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3732 return PackageManager.SIGNATURE_NO_MATCH; 3733 } 3734 3735 String msg = null; 3736 try { 3737 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3738 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3739 + scannedPkg.packageName); 3740 return PackageManager.SIGNATURE_MATCH; 3741 } 3742 } catch (CertificateException e) { 3743 msg = e.getMessage(); 3744 } 3745 3746 logCriticalInfo(Log.INFO, 3747 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3748 return PackageManager.SIGNATURE_NO_MATCH; 3749 } 3750 3751 @Override 3752 public String[] getPackagesForUid(int uid) { 3753 uid = UserHandle.getAppId(uid); 3754 // reader 3755 synchronized (mPackages) { 3756 Object obj = mSettings.getUserIdLPr(uid); 3757 if (obj instanceof SharedUserSetting) { 3758 final SharedUserSetting sus = (SharedUserSetting) obj; 3759 final int N = sus.packages.size(); 3760 final String[] res = new String[N]; 3761 final Iterator<PackageSetting> it = sus.packages.iterator(); 3762 int i = 0; 3763 while (it.hasNext()) { 3764 res[i++] = it.next().name; 3765 } 3766 return res; 3767 } else if (obj instanceof PackageSetting) { 3768 final PackageSetting ps = (PackageSetting) obj; 3769 return new String[] { ps.name }; 3770 } 3771 } 3772 return null; 3773 } 3774 3775 @Override 3776 public String getNameForUid(int uid) { 3777 // reader 3778 synchronized (mPackages) { 3779 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3780 if (obj instanceof SharedUserSetting) { 3781 final SharedUserSetting sus = (SharedUserSetting) obj; 3782 return sus.name + ":" + sus.userId; 3783 } else if (obj instanceof PackageSetting) { 3784 final PackageSetting ps = (PackageSetting) obj; 3785 return ps.name; 3786 } 3787 } 3788 return null; 3789 } 3790 3791 @Override 3792 public int getUidForSharedUser(String sharedUserName) { 3793 if(sharedUserName == null) { 3794 return -1; 3795 } 3796 // reader 3797 synchronized (mPackages) { 3798 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3799 if (suid == null) { 3800 return -1; 3801 } 3802 return suid.userId; 3803 } 3804 } 3805 3806 @Override 3807 public int getFlagsForUid(int uid) { 3808 synchronized (mPackages) { 3809 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3810 if (obj instanceof SharedUserSetting) { 3811 final SharedUserSetting sus = (SharedUserSetting) obj; 3812 return sus.pkgFlags; 3813 } else if (obj instanceof PackageSetting) { 3814 final PackageSetting ps = (PackageSetting) obj; 3815 return ps.pkgFlags; 3816 } 3817 } 3818 return 0; 3819 } 3820 3821 @Override 3822 public int getPrivateFlagsForUid(int uid) { 3823 synchronized (mPackages) { 3824 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3825 if (obj instanceof SharedUserSetting) { 3826 final SharedUserSetting sus = (SharedUserSetting) obj; 3827 return sus.pkgPrivateFlags; 3828 } else if (obj instanceof PackageSetting) { 3829 final PackageSetting ps = (PackageSetting) obj; 3830 return ps.pkgPrivateFlags; 3831 } 3832 } 3833 return 0; 3834 } 3835 3836 @Override 3837 public boolean isUidPrivileged(int uid) { 3838 uid = UserHandle.getAppId(uid); 3839 // reader 3840 synchronized (mPackages) { 3841 Object obj = mSettings.getUserIdLPr(uid); 3842 if (obj instanceof SharedUserSetting) { 3843 final SharedUserSetting sus = (SharedUserSetting) obj; 3844 final Iterator<PackageSetting> it = sus.packages.iterator(); 3845 while (it.hasNext()) { 3846 if (it.next().isPrivileged()) { 3847 return true; 3848 } 3849 } 3850 } else if (obj instanceof PackageSetting) { 3851 final PackageSetting ps = (PackageSetting) obj; 3852 return ps.isPrivileged(); 3853 } 3854 } 3855 return false; 3856 } 3857 3858 @Override 3859 public String[] getAppOpPermissionPackages(String permissionName) { 3860 synchronized (mPackages) { 3861 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3862 if (pkgs == null) { 3863 return null; 3864 } 3865 return pkgs.toArray(new String[pkgs.size()]); 3866 } 3867 } 3868 3869 @Override 3870 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3871 int flags, int userId) { 3872 if (!sUserManager.exists(userId)) return null; 3873 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3874 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3875 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3876 } 3877 3878 @Override 3879 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3880 IntentFilter filter, int match, ComponentName activity) { 3881 final int userId = UserHandle.getCallingUserId(); 3882 if (DEBUG_PREFERRED) { 3883 Log.v(TAG, "setLastChosenActivity intent=" + intent 3884 + " resolvedType=" + resolvedType 3885 + " flags=" + flags 3886 + " filter=" + filter 3887 + " match=" + match 3888 + " activity=" + activity); 3889 filter.dump(new PrintStreamPrinter(System.out), " "); 3890 } 3891 intent.setComponent(null); 3892 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3893 // Find any earlier preferred or last chosen entries and nuke them 3894 findPreferredActivity(intent, resolvedType, 3895 flags, query, 0, false, true, false, userId); 3896 // Add the new activity as the last chosen for this filter 3897 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3898 "Setting last chosen"); 3899 } 3900 3901 @Override 3902 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3903 final int userId = UserHandle.getCallingUserId(); 3904 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3905 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3906 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3907 false, false, false, userId); 3908 } 3909 3910 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3911 int flags, List<ResolveInfo> query, int userId) { 3912 if (query != null) { 3913 final int N = query.size(); 3914 if (N == 1) { 3915 return query.get(0); 3916 } else if (N > 1) { 3917 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3918 // If there is more than one activity with the same priority, 3919 // then let the user decide between them. 3920 ResolveInfo r0 = query.get(0); 3921 ResolveInfo r1 = query.get(1); 3922 if (DEBUG_INTENT_MATCHING || debug) { 3923 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3924 + r1.activityInfo.name + "=" + r1.priority); 3925 } 3926 // If the first activity has a higher priority, or a different 3927 // default, then it is always desireable to pick it. 3928 if (r0.priority != r1.priority 3929 || r0.preferredOrder != r1.preferredOrder 3930 || r0.isDefault != r1.isDefault) { 3931 return query.get(0); 3932 } 3933 // If we have saved a preference for a preferred activity for 3934 // this Intent, use that. 3935 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3936 flags, query, r0.priority, true, false, debug, userId); 3937 if (ri != null) { 3938 return ri; 3939 } 3940 if (userId != 0) { 3941 ri = new ResolveInfo(mResolveInfo); 3942 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3943 ri.activityInfo.applicationInfo = new ApplicationInfo( 3944 ri.activityInfo.applicationInfo); 3945 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3946 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3947 return ri; 3948 } 3949 return mResolveInfo; 3950 } 3951 } 3952 return null; 3953 } 3954 3955 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3956 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3957 final int N = query.size(); 3958 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3959 .get(userId); 3960 // Get the list of persistent preferred activities that handle the intent 3961 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3962 List<PersistentPreferredActivity> pprefs = ppir != null 3963 ? ppir.queryIntent(intent, resolvedType, 3964 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3965 : null; 3966 if (pprefs != null && pprefs.size() > 0) { 3967 final int M = pprefs.size(); 3968 for (int i=0; i<M; i++) { 3969 final PersistentPreferredActivity ppa = pprefs.get(i); 3970 if (DEBUG_PREFERRED || debug) { 3971 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3972 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3973 + "\n component=" + ppa.mComponent); 3974 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3975 } 3976 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3977 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3978 if (DEBUG_PREFERRED || debug) { 3979 Slog.v(TAG, "Found persistent preferred activity:"); 3980 if (ai != null) { 3981 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3982 } else { 3983 Slog.v(TAG, " null"); 3984 } 3985 } 3986 if (ai == null) { 3987 // This previously registered persistent preferred activity 3988 // component is no longer known. Ignore it and do NOT remove it. 3989 continue; 3990 } 3991 for (int j=0; j<N; j++) { 3992 final ResolveInfo ri = query.get(j); 3993 if (!ri.activityInfo.applicationInfo.packageName 3994 .equals(ai.applicationInfo.packageName)) { 3995 continue; 3996 } 3997 if (!ri.activityInfo.name.equals(ai.name)) { 3998 continue; 3999 } 4000 // Found a persistent preference that can handle the intent. 4001 if (DEBUG_PREFERRED || debug) { 4002 Slog.v(TAG, "Returning persistent preferred activity: " + 4003 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4004 } 4005 return ri; 4006 } 4007 } 4008 } 4009 return null; 4010 } 4011 4012 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4013 List<ResolveInfo> query, int priority, boolean always, 4014 boolean removeMatches, boolean debug, int userId) { 4015 if (!sUserManager.exists(userId)) return null; 4016 // writer 4017 synchronized (mPackages) { 4018 if (intent.getSelector() != null) { 4019 intent = intent.getSelector(); 4020 } 4021 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4022 4023 // Try to find a matching persistent preferred activity. 4024 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4025 debug, userId); 4026 4027 // If a persistent preferred activity matched, use it. 4028 if (pri != null) { 4029 return pri; 4030 } 4031 4032 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4033 // Get the list of preferred activities that handle the intent 4034 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4035 List<PreferredActivity> prefs = pir != null 4036 ? pir.queryIntent(intent, resolvedType, 4037 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4038 : null; 4039 if (prefs != null && prefs.size() > 0) { 4040 boolean changed = false; 4041 try { 4042 // First figure out how good the original match set is. 4043 // We will only allow preferred activities that came 4044 // from the same match quality. 4045 int match = 0; 4046 4047 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4048 4049 final int N = query.size(); 4050 for (int j=0; j<N; j++) { 4051 final ResolveInfo ri = query.get(j); 4052 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4053 + ": 0x" + Integer.toHexString(match)); 4054 if (ri.match > match) { 4055 match = ri.match; 4056 } 4057 } 4058 4059 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4060 + Integer.toHexString(match)); 4061 4062 match &= IntentFilter.MATCH_CATEGORY_MASK; 4063 final int M = prefs.size(); 4064 for (int i=0; i<M; i++) { 4065 final PreferredActivity pa = prefs.get(i); 4066 if (DEBUG_PREFERRED || debug) { 4067 Slog.v(TAG, "Checking PreferredActivity ds=" 4068 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4069 + "\n component=" + pa.mPref.mComponent); 4070 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4071 } 4072 if (pa.mPref.mMatch != match) { 4073 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4074 + Integer.toHexString(pa.mPref.mMatch)); 4075 continue; 4076 } 4077 // If it's not an "always" type preferred activity and that's what we're 4078 // looking for, skip it. 4079 if (always && !pa.mPref.mAlways) { 4080 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4081 continue; 4082 } 4083 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4084 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4085 if (DEBUG_PREFERRED || debug) { 4086 Slog.v(TAG, "Found preferred activity:"); 4087 if (ai != null) { 4088 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4089 } else { 4090 Slog.v(TAG, " null"); 4091 } 4092 } 4093 if (ai == null) { 4094 // This previously registered preferred activity 4095 // component is no longer known. Most likely an update 4096 // to the app was installed and in the new version this 4097 // component no longer exists. Clean it up by removing 4098 // it from the preferred activities list, and skip it. 4099 Slog.w(TAG, "Removing dangling preferred activity: " 4100 + pa.mPref.mComponent); 4101 pir.removeFilter(pa); 4102 changed = true; 4103 continue; 4104 } 4105 for (int j=0; j<N; j++) { 4106 final ResolveInfo ri = query.get(j); 4107 if (!ri.activityInfo.applicationInfo.packageName 4108 .equals(ai.applicationInfo.packageName)) { 4109 continue; 4110 } 4111 if (!ri.activityInfo.name.equals(ai.name)) { 4112 continue; 4113 } 4114 4115 if (removeMatches) { 4116 pir.removeFilter(pa); 4117 changed = true; 4118 if (DEBUG_PREFERRED) { 4119 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4120 } 4121 break; 4122 } 4123 4124 // Okay we found a previously set preferred or last chosen app. 4125 // If the result set is different from when this 4126 // was created, we need to clear it and re-ask the 4127 // user their preference, if we're looking for an "always" type entry. 4128 if (always && !pa.mPref.sameSet(query)) { 4129 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4130 + intent + " type " + resolvedType); 4131 if (DEBUG_PREFERRED) { 4132 Slog.v(TAG, "Removing preferred activity since set changed " 4133 + pa.mPref.mComponent); 4134 } 4135 pir.removeFilter(pa); 4136 // Re-add the filter as a "last chosen" entry (!always) 4137 PreferredActivity lastChosen = new PreferredActivity( 4138 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4139 pir.addFilter(lastChosen); 4140 changed = true; 4141 return null; 4142 } 4143 4144 // Yay! Either the set matched or we're looking for the last chosen 4145 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4146 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4147 return ri; 4148 } 4149 } 4150 } finally { 4151 if (changed) { 4152 if (DEBUG_PREFERRED) { 4153 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4154 } 4155 scheduleWritePackageRestrictionsLocked(userId); 4156 } 4157 } 4158 } 4159 } 4160 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4161 return null; 4162 } 4163 4164 /* 4165 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4166 */ 4167 @Override 4168 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4169 int targetUserId) { 4170 mContext.enforceCallingOrSelfPermission( 4171 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4172 List<CrossProfileIntentFilter> matches = 4173 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4174 if (matches != null) { 4175 int size = matches.size(); 4176 for (int i = 0; i < size; i++) { 4177 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4178 } 4179 } 4180 if (hasWebURI(intent)) { 4181 // cross-profile app linking works only towards the parent. 4182 final UserInfo parent = getProfileParent(sourceUserId); 4183 synchronized(mPackages) { 4184 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4185 parent.id) != null; 4186 } 4187 } 4188 return false; 4189 } 4190 4191 private UserInfo getProfileParent(int userId) { 4192 final long identity = Binder.clearCallingIdentity(); 4193 try { 4194 return sUserManager.getProfileParent(userId); 4195 } finally { 4196 Binder.restoreCallingIdentity(identity); 4197 } 4198 } 4199 4200 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4201 String resolvedType, int userId) { 4202 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4203 if (resolver != null) { 4204 return resolver.queryIntent(intent, resolvedType, false, userId); 4205 } 4206 return null; 4207 } 4208 4209 @Override 4210 public List<ResolveInfo> queryIntentActivities(Intent intent, 4211 String resolvedType, int flags, int userId) { 4212 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4213 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4214 ComponentName comp = intent.getComponent(); 4215 if (comp == null) { 4216 if (intent.getSelector() != null) { 4217 intent = intent.getSelector(); 4218 comp = intent.getComponent(); 4219 } 4220 } 4221 4222 if (comp != null) { 4223 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4224 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4225 if (ai != null) { 4226 final ResolveInfo ri = new ResolveInfo(); 4227 ri.activityInfo = ai; 4228 list.add(ri); 4229 } 4230 return list; 4231 } 4232 4233 // reader 4234 synchronized (mPackages) { 4235 final String pkgName = intent.getPackage(); 4236 if (pkgName == null) { 4237 List<CrossProfileIntentFilter> matchingFilters = 4238 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4239 // Check for results that need to skip the current profile. 4240 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4241 resolvedType, flags, userId); 4242 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4243 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4244 result.add(xpResolveInfo); 4245 return filterIfNotPrimaryUser(result, userId); 4246 } 4247 4248 // Check for results in the current profile. 4249 List<ResolveInfo> result = mActivities.queryIntent( 4250 intent, resolvedType, flags, userId); 4251 4252 // Check for cross profile results. 4253 xpResolveInfo = queryCrossProfileIntents( 4254 matchingFilters, intent, resolvedType, flags, userId); 4255 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4256 result.add(xpResolveInfo); 4257 Collections.sort(result, mResolvePrioritySorter); 4258 } 4259 result = filterIfNotPrimaryUser(result, userId); 4260 if (hasWebURI(intent)) { 4261 CrossProfileDomainInfo xpDomainInfo = null; 4262 final UserInfo parent = getProfileParent(userId); 4263 if (parent != null) { 4264 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4265 flags, userId, parent.id); 4266 } 4267 if (xpDomainInfo != null) { 4268 if (xpResolveInfo != null) { 4269 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4270 // in the result. 4271 result.remove(xpResolveInfo); 4272 } 4273 if (result.size() == 0) { 4274 result.add(xpDomainInfo.resolveInfo); 4275 return result; 4276 } 4277 } else if (result.size() <= 1) { 4278 return result; 4279 } 4280 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4281 xpDomainInfo); 4282 Collections.sort(result, mResolvePrioritySorter); 4283 } 4284 return result; 4285 } 4286 final PackageParser.Package pkg = mPackages.get(pkgName); 4287 if (pkg != null) { 4288 return filterIfNotPrimaryUser( 4289 mActivities.queryIntentForPackage( 4290 intent, resolvedType, flags, pkg.activities, userId), 4291 userId); 4292 } 4293 return new ArrayList<ResolveInfo>(); 4294 } 4295 } 4296 4297 private static class CrossProfileDomainInfo { 4298 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4299 ResolveInfo resolveInfo; 4300 /* Best domain verification status of the activities found in the other profile */ 4301 int bestDomainVerificationStatus; 4302 } 4303 4304 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4305 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4306 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4307 sourceUserId)) { 4308 return null; 4309 } 4310 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4311 resolvedType, flags, parentUserId); 4312 4313 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4314 return null; 4315 } 4316 CrossProfileDomainInfo result = null; 4317 int size = resultTargetUser.size(); 4318 for (int i = 0; i < size; i++) { 4319 ResolveInfo riTargetUser = resultTargetUser.get(i); 4320 // Intent filter verification is only for filters that specify a host. So don't return 4321 // those that handle all web uris. 4322 if (riTargetUser.handleAllWebDataURI) { 4323 continue; 4324 } 4325 String packageName = riTargetUser.activityInfo.packageName; 4326 PackageSetting ps = mSettings.mPackages.get(packageName); 4327 if (ps == null) { 4328 continue; 4329 } 4330 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4331 if (result == null) { 4332 result = new CrossProfileDomainInfo(); 4333 result.resolveInfo = 4334 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4335 result.bestDomainVerificationStatus = status; 4336 } else { 4337 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4338 result.bestDomainVerificationStatus); 4339 } 4340 } 4341 return result; 4342 } 4343 4344 /** 4345 * Verification statuses are ordered from the worse to the best, except for 4346 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4347 */ 4348 private int bestDomainVerificationStatus(int status1, int status2) { 4349 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4350 return status2; 4351 } 4352 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4353 return status1; 4354 } 4355 return (int) MathUtils.max(status1, status2); 4356 } 4357 4358 private boolean isUserEnabled(int userId) { 4359 long callingId = Binder.clearCallingIdentity(); 4360 try { 4361 UserInfo userInfo = sUserManager.getUserInfo(userId); 4362 return userInfo != null && userInfo.isEnabled(); 4363 } finally { 4364 Binder.restoreCallingIdentity(callingId); 4365 } 4366 } 4367 4368 /** 4369 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4370 * 4371 * @return filtered list 4372 */ 4373 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4374 if (userId == UserHandle.USER_OWNER) { 4375 return resolveInfos; 4376 } 4377 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4378 ResolveInfo info = resolveInfos.get(i); 4379 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4380 resolveInfos.remove(i); 4381 } 4382 } 4383 return resolveInfos; 4384 } 4385 4386 private static boolean hasWebURI(Intent intent) { 4387 if (intent.getData() == null) { 4388 return false; 4389 } 4390 final String scheme = intent.getScheme(); 4391 if (TextUtils.isEmpty(scheme)) { 4392 return false; 4393 } 4394 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4395 } 4396 4397 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4398 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4399 if (DEBUG_PREFERRED) { 4400 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4401 candidates.size()); 4402 } 4403 4404 final int userId = UserHandle.getCallingUserId(); 4405 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4406 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4407 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4408 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4409 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4410 4411 synchronized (mPackages) { 4412 final int count = candidates.size(); 4413 // First, try to use the domain prefered App. Partition the candidates into four lists: 4414 // one for the final results, one for the "do not use ever", one for "undefined status" 4415 // and finally one for "Browser App type". 4416 for (int n=0; n<count; n++) { 4417 ResolveInfo info = candidates.get(n); 4418 String packageName = info.activityInfo.packageName; 4419 PackageSetting ps = mSettings.mPackages.get(packageName); 4420 if (ps != null) { 4421 // Add to the special match all list (Browser use case) 4422 if (info.handleAllWebDataURI) { 4423 matchAllList.add(info); 4424 continue; 4425 } 4426 // Try to get the status from User settings first 4427 int status = getDomainVerificationStatusLPr(ps, userId); 4428 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4429 alwaysList.add(info); 4430 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4431 neverList.add(info); 4432 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4433 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4434 undefinedList.add(info); 4435 } 4436 } 4437 } 4438 // First try to add the "always" resolution for the current user if there is any 4439 if (alwaysList.size() > 0) { 4440 result.addAll(alwaysList); 4441 // if there is an "always" for the parent user, add it. 4442 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4443 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4444 result.add(xpDomainInfo.resolveInfo); 4445 } else { 4446 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4447 result.addAll(undefinedList); 4448 if (xpDomainInfo != null && ( 4449 xpDomainInfo.bestDomainVerificationStatus 4450 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4451 || xpDomainInfo.bestDomainVerificationStatus 4452 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4453 result.add(xpDomainInfo.resolveInfo); 4454 } 4455 // Also add Browsers (all of them or only the default one) 4456 if ((flags & MATCH_ALL) != 0) { 4457 result.addAll(matchAllList); 4458 } else { 4459 // Try to add the Default Browser if we can 4460 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4461 UserHandle.myUserId()); 4462 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4463 boolean defaultBrowserFound = false; 4464 final int browserCount = matchAllList.size(); 4465 for (int n=0; n<browserCount; n++) { 4466 ResolveInfo browser = matchAllList.get(n); 4467 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4468 result.add(browser); 4469 defaultBrowserFound = true; 4470 break; 4471 } 4472 } 4473 if (!defaultBrowserFound) { 4474 result.addAll(matchAllList); 4475 } 4476 } else { 4477 result.addAll(matchAllList); 4478 } 4479 } 4480 4481 // If there is nothing selected, add all candidates and remove the ones that the User 4482 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4483 if (result.size() == 0) { 4484 result.addAll(candidates); 4485 result.removeAll(neverList); 4486 } 4487 } 4488 } 4489 if (DEBUG_PREFERRED) { 4490 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4491 result.size()); 4492 } 4493 return result; 4494 } 4495 4496 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4497 int status = ps.getDomainVerificationStatusForUser(userId); 4498 // if none available, get the master status 4499 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4500 if (ps.getIntentFilterVerificationInfo() != null) { 4501 status = ps.getIntentFilterVerificationInfo().getStatus(); 4502 } 4503 } 4504 return status; 4505 } 4506 4507 private ResolveInfo querySkipCurrentProfileIntents( 4508 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4509 int flags, int sourceUserId) { 4510 if (matchingFilters != null) { 4511 int size = matchingFilters.size(); 4512 for (int i = 0; i < size; i ++) { 4513 CrossProfileIntentFilter filter = matchingFilters.get(i); 4514 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4515 // Checking if there are activities in the target user that can handle the 4516 // intent. 4517 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4518 flags, sourceUserId); 4519 if (resolveInfo != null) { 4520 return resolveInfo; 4521 } 4522 } 4523 } 4524 } 4525 return null; 4526 } 4527 4528 // Return matching ResolveInfo if any for skip current profile intent filters. 4529 private ResolveInfo queryCrossProfileIntents( 4530 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4531 int flags, int sourceUserId) { 4532 if (matchingFilters != null) { 4533 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4534 // match the same intent. For performance reasons, it is better not to 4535 // run queryIntent twice for the same userId 4536 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4537 int size = matchingFilters.size(); 4538 for (int i = 0; i < size; i++) { 4539 CrossProfileIntentFilter filter = matchingFilters.get(i); 4540 int targetUserId = filter.getTargetUserId(); 4541 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4542 && !alreadyTriedUserIds.get(targetUserId)) { 4543 // Checking if there are activities in the target user that can handle the 4544 // intent. 4545 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4546 flags, sourceUserId); 4547 if (resolveInfo != null) return resolveInfo; 4548 alreadyTriedUserIds.put(targetUserId, true); 4549 } 4550 } 4551 } 4552 return null; 4553 } 4554 4555 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4556 String resolvedType, int flags, int sourceUserId) { 4557 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4558 resolvedType, flags, filter.getTargetUserId()); 4559 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4560 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4561 } 4562 return null; 4563 } 4564 4565 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4566 int sourceUserId, int targetUserId) { 4567 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4568 String className; 4569 if (targetUserId == UserHandle.USER_OWNER) { 4570 className = FORWARD_INTENT_TO_USER_OWNER; 4571 } else { 4572 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4573 } 4574 ComponentName forwardingActivityComponentName = new ComponentName( 4575 mAndroidApplication.packageName, className); 4576 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4577 sourceUserId); 4578 if (targetUserId == UserHandle.USER_OWNER) { 4579 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4580 forwardingResolveInfo.noResourceId = true; 4581 } 4582 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4583 forwardingResolveInfo.priority = 0; 4584 forwardingResolveInfo.preferredOrder = 0; 4585 forwardingResolveInfo.match = 0; 4586 forwardingResolveInfo.isDefault = true; 4587 forwardingResolveInfo.filter = filter; 4588 forwardingResolveInfo.targetUserId = targetUserId; 4589 return forwardingResolveInfo; 4590 } 4591 4592 @Override 4593 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4594 Intent[] specifics, String[] specificTypes, Intent intent, 4595 String resolvedType, int flags, int userId) { 4596 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4597 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4598 false, "query intent activity options"); 4599 final String resultsAction = intent.getAction(); 4600 4601 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4602 | PackageManager.GET_RESOLVED_FILTER, userId); 4603 4604 if (DEBUG_INTENT_MATCHING) { 4605 Log.v(TAG, "Query " + intent + ": " + results); 4606 } 4607 4608 int specificsPos = 0; 4609 int N; 4610 4611 // todo: note that the algorithm used here is O(N^2). This 4612 // isn't a problem in our current environment, but if we start running 4613 // into situations where we have more than 5 or 10 matches then this 4614 // should probably be changed to something smarter... 4615 4616 // First we go through and resolve each of the specific items 4617 // that were supplied, taking care of removing any corresponding 4618 // duplicate items in the generic resolve list. 4619 if (specifics != null) { 4620 for (int i=0; i<specifics.length; i++) { 4621 final Intent sintent = specifics[i]; 4622 if (sintent == null) { 4623 continue; 4624 } 4625 4626 if (DEBUG_INTENT_MATCHING) { 4627 Log.v(TAG, "Specific #" + i + ": " + sintent); 4628 } 4629 4630 String action = sintent.getAction(); 4631 if (resultsAction != null && resultsAction.equals(action)) { 4632 // If this action was explicitly requested, then don't 4633 // remove things that have it. 4634 action = null; 4635 } 4636 4637 ResolveInfo ri = null; 4638 ActivityInfo ai = null; 4639 4640 ComponentName comp = sintent.getComponent(); 4641 if (comp == null) { 4642 ri = resolveIntent( 4643 sintent, 4644 specificTypes != null ? specificTypes[i] : null, 4645 flags, userId); 4646 if (ri == null) { 4647 continue; 4648 } 4649 if (ri == mResolveInfo) { 4650 // ACK! Must do something better with this. 4651 } 4652 ai = ri.activityInfo; 4653 comp = new ComponentName(ai.applicationInfo.packageName, 4654 ai.name); 4655 } else { 4656 ai = getActivityInfo(comp, flags, userId); 4657 if (ai == null) { 4658 continue; 4659 } 4660 } 4661 4662 // Look for any generic query activities that are duplicates 4663 // of this specific one, and remove them from the results. 4664 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4665 N = results.size(); 4666 int j; 4667 for (j=specificsPos; j<N; j++) { 4668 ResolveInfo sri = results.get(j); 4669 if ((sri.activityInfo.name.equals(comp.getClassName()) 4670 && sri.activityInfo.applicationInfo.packageName.equals( 4671 comp.getPackageName())) 4672 || (action != null && sri.filter.matchAction(action))) { 4673 results.remove(j); 4674 if (DEBUG_INTENT_MATCHING) Log.v( 4675 TAG, "Removing duplicate item from " + j 4676 + " due to specific " + specificsPos); 4677 if (ri == null) { 4678 ri = sri; 4679 } 4680 j--; 4681 N--; 4682 } 4683 } 4684 4685 // Add this specific item to its proper place. 4686 if (ri == null) { 4687 ri = new ResolveInfo(); 4688 ri.activityInfo = ai; 4689 } 4690 results.add(specificsPos, ri); 4691 ri.specificIndex = i; 4692 specificsPos++; 4693 } 4694 } 4695 4696 // Now we go through the remaining generic results and remove any 4697 // duplicate actions that are found here. 4698 N = results.size(); 4699 for (int i=specificsPos; i<N-1; i++) { 4700 final ResolveInfo rii = results.get(i); 4701 if (rii.filter == null) { 4702 continue; 4703 } 4704 4705 // Iterate over all of the actions of this result's intent 4706 // filter... typically this should be just one. 4707 final Iterator<String> it = rii.filter.actionsIterator(); 4708 if (it == null) { 4709 continue; 4710 } 4711 while (it.hasNext()) { 4712 final String action = it.next(); 4713 if (resultsAction != null && resultsAction.equals(action)) { 4714 // If this action was explicitly requested, then don't 4715 // remove things that have it. 4716 continue; 4717 } 4718 for (int j=i+1; j<N; j++) { 4719 final ResolveInfo rij = results.get(j); 4720 if (rij.filter != null && rij.filter.hasAction(action)) { 4721 results.remove(j); 4722 if (DEBUG_INTENT_MATCHING) Log.v( 4723 TAG, "Removing duplicate item from " + j 4724 + " due to action " + action + " at " + i); 4725 j--; 4726 N--; 4727 } 4728 } 4729 } 4730 4731 // If the caller didn't request filter information, drop it now 4732 // so we don't have to marshall/unmarshall it. 4733 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4734 rii.filter = null; 4735 } 4736 } 4737 4738 // Filter out the caller activity if so requested. 4739 if (caller != null) { 4740 N = results.size(); 4741 for (int i=0; i<N; i++) { 4742 ActivityInfo ainfo = results.get(i).activityInfo; 4743 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4744 && caller.getClassName().equals(ainfo.name)) { 4745 results.remove(i); 4746 break; 4747 } 4748 } 4749 } 4750 4751 // If the caller didn't request filter information, 4752 // drop them now so we don't have to 4753 // marshall/unmarshall it. 4754 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4755 N = results.size(); 4756 for (int i=0; i<N; i++) { 4757 results.get(i).filter = null; 4758 } 4759 } 4760 4761 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4762 return results; 4763 } 4764 4765 @Override 4766 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4767 int userId) { 4768 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4769 ComponentName comp = intent.getComponent(); 4770 if (comp == null) { 4771 if (intent.getSelector() != null) { 4772 intent = intent.getSelector(); 4773 comp = intent.getComponent(); 4774 } 4775 } 4776 if (comp != null) { 4777 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4778 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4779 if (ai != null) { 4780 ResolveInfo ri = new ResolveInfo(); 4781 ri.activityInfo = ai; 4782 list.add(ri); 4783 } 4784 return list; 4785 } 4786 4787 // reader 4788 synchronized (mPackages) { 4789 String pkgName = intent.getPackage(); 4790 if (pkgName == null) { 4791 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4792 } 4793 final PackageParser.Package pkg = mPackages.get(pkgName); 4794 if (pkg != null) { 4795 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4796 userId); 4797 } 4798 return null; 4799 } 4800 } 4801 4802 @Override 4803 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4804 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4805 if (!sUserManager.exists(userId)) return null; 4806 if (query != null) { 4807 if (query.size() >= 1) { 4808 // If there is more than one service with the same priority, 4809 // just arbitrarily pick the first one. 4810 return query.get(0); 4811 } 4812 } 4813 return null; 4814 } 4815 4816 @Override 4817 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4818 int userId) { 4819 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4820 ComponentName comp = intent.getComponent(); 4821 if (comp == null) { 4822 if (intent.getSelector() != null) { 4823 intent = intent.getSelector(); 4824 comp = intent.getComponent(); 4825 } 4826 } 4827 if (comp != null) { 4828 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4829 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4830 if (si != null) { 4831 final ResolveInfo ri = new ResolveInfo(); 4832 ri.serviceInfo = si; 4833 list.add(ri); 4834 } 4835 return list; 4836 } 4837 4838 // reader 4839 synchronized (mPackages) { 4840 String pkgName = intent.getPackage(); 4841 if (pkgName == null) { 4842 return mServices.queryIntent(intent, resolvedType, flags, userId); 4843 } 4844 final PackageParser.Package pkg = mPackages.get(pkgName); 4845 if (pkg != null) { 4846 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4847 userId); 4848 } 4849 return null; 4850 } 4851 } 4852 4853 @Override 4854 public List<ResolveInfo> queryIntentContentProviders( 4855 Intent intent, String resolvedType, int flags, int userId) { 4856 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4857 ComponentName comp = intent.getComponent(); 4858 if (comp == null) { 4859 if (intent.getSelector() != null) { 4860 intent = intent.getSelector(); 4861 comp = intent.getComponent(); 4862 } 4863 } 4864 if (comp != null) { 4865 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4866 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4867 if (pi != null) { 4868 final ResolveInfo ri = new ResolveInfo(); 4869 ri.providerInfo = pi; 4870 list.add(ri); 4871 } 4872 return list; 4873 } 4874 4875 // reader 4876 synchronized (mPackages) { 4877 String pkgName = intent.getPackage(); 4878 if (pkgName == null) { 4879 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4880 } 4881 final PackageParser.Package pkg = mPackages.get(pkgName); 4882 if (pkg != null) { 4883 return mProviders.queryIntentForPackage( 4884 intent, resolvedType, flags, pkg.providers, userId); 4885 } 4886 return null; 4887 } 4888 } 4889 4890 @Override 4891 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4892 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4893 4894 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4895 4896 // writer 4897 synchronized (mPackages) { 4898 ArrayList<PackageInfo> list; 4899 if (listUninstalled) { 4900 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4901 for (PackageSetting ps : mSettings.mPackages.values()) { 4902 PackageInfo pi; 4903 if (ps.pkg != null) { 4904 pi = generatePackageInfo(ps.pkg, flags, userId); 4905 } else { 4906 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4907 } 4908 if (pi != null) { 4909 list.add(pi); 4910 } 4911 } 4912 } else { 4913 list = new ArrayList<PackageInfo>(mPackages.size()); 4914 for (PackageParser.Package p : mPackages.values()) { 4915 PackageInfo pi = generatePackageInfo(p, flags, userId); 4916 if (pi != null) { 4917 list.add(pi); 4918 } 4919 } 4920 } 4921 4922 return new ParceledListSlice<PackageInfo>(list); 4923 } 4924 } 4925 4926 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4927 String[] permissions, boolean[] tmp, int flags, int userId) { 4928 int numMatch = 0; 4929 final PermissionsState permissionsState = ps.getPermissionsState(); 4930 for (int i=0; i<permissions.length; i++) { 4931 final String permission = permissions[i]; 4932 if (permissionsState.hasPermission(permission, userId)) { 4933 tmp[i] = true; 4934 numMatch++; 4935 } else { 4936 tmp[i] = false; 4937 } 4938 } 4939 if (numMatch == 0) { 4940 return; 4941 } 4942 PackageInfo pi; 4943 if (ps.pkg != null) { 4944 pi = generatePackageInfo(ps.pkg, flags, userId); 4945 } else { 4946 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4947 } 4948 // The above might return null in cases of uninstalled apps or install-state 4949 // skew across users/profiles. 4950 if (pi != null) { 4951 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4952 if (numMatch == permissions.length) { 4953 pi.requestedPermissions = permissions; 4954 } else { 4955 pi.requestedPermissions = new String[numMatch]; 4956 numMatch = 0; 4957 for (int i=0; i<permissions.length; i++) { 4958 if (tmp[i]) { 4959 pi.requestedPermissions[numMatch] = permissions[i]; 4960 numMatch++; 4961 } 4962 } 4963 } 4964 } 4965 list.add(pi); 4966 } 4967 } 4968 4969 @Override 4970 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4971 String[] permissions, int flags, int userId) { 4972 if (!sUserManager.exists(userId)) return null; 4973 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4974 4975 // writer 4976 synchronized (mPackages) { 4977 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4978 boolean[] tmpBools = new boolean[permissions.length]; 4979 if (listUninstalled) { 4980 for (PackageSetting ps : mSettings.mPackages.values()) { 4981 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4982 } 4983 } else { 4984 for (PackageParser.Package pkg : mPackages.values()) { 4985 PackageSetting ps = (PackageSetting)pkg.mExtras; 4986 if (ps != null) { 4987 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4988 userId); 4989 } 4990 } 4991 } 4992 4993 return new ParceledListSlice<PackageInfo>(list); 4994 } 4995 } 4996 4997 @Override 4998 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4999 if (!sUserManager.exists(userId)) return null; 5000 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5001 5002 // writer 5003 synchronized (mPackages) { 5004 ArrayList<ApplicationInfo> list; 5005 if (listUninstalled) { 5006 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5007 for (PackageSetting ps : mSettings.mPackages.values()) { 5008 ApplicationInfo ai; 5009 if (ps.pkg != null) { 5010 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5011 ps.readUserState(userId), userId); 5012 } else { 5013 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5014 } 5015 if (ai != null) { 5016 list.add(ai); 5017 } 5018 } 5019 } else { 5020 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5021 for (PackageParser.Package p : mPackages.values()) { 5022 if (p.mExtras != null) { 5023 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5024 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5025 if (ai != null) { 5026 list.add(ai); 5027 } 5028 } 5029 } 5030 } 5031 5032 return new ParceledListSlice<ApplicationInfo>(list); 5033 } 5034 } 5035 5036 public List<ApplicationInfo> getPersistentApplications(int flags) { 5037 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5038 5039 // reader 5040 synchronized (mPackages) { 5041 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5042 final int userId = UserHandle.getCallingUserId(); 5043 while (i.hasNext()) { 5044 final PackageParser.Package p = i.next(); 5045 if (p.applicationInfo != null 5046 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5047 && (!mSafeMode || isSystemApp(p))) { 5048 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5049 if (ps != null) { 5050 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5051 ps.readUserState(userId), userId); 5052 if (ai != null) { 5053 finalList.add(ai); 5054 } 5055 } 5056 } 5057 } 5058 } 5059 5060 return finalList; 5061 } 5062 5063 @Override 5064 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5065 if (!sUserManager.exists(userId)) return null; 5066 // reader 5067 synchronized (mPackages) { 5068 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5069 PackageSetting ps = provider != null 5070 ? mSettings.mPackages.get(provider.owner.packageName) 5071 : null; 5072 return ps != null 5073 && mSettings.isEnabledLPr(provider.info, flags, userId) 5074 && (!mSafeMode || (provider.info.applicationInfo.flags 5075 &ApplicationInfo.FLAG_SYSTEM) != 0) 5076 ? PackageParser.generateProviderInfo(provider, flags, 5077 ps.readUserState(userId), userId) 5078 : null; 5079 } 5080 } 5081 5082 /** 5083 * @deprecated 5084 */ 5085 @Deprecated 5086 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5087 // reader 5088 synchronized (mPackages) { 5089 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5090 .entrySet().iterator(); 5091 final int userId = UserHandle.getCallingUserId(); 5092 while (i.hasNext()) { 5093 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5094 PackageParser.Provider p = entry.getValue(); 5095 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5096 5097 if (ps != null && p.syncable 5098 && (!mSafeMode || (p.info.applicationInfo.flags 5099 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5100 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5101 ps.readUserState(userId), userId); 5102 if (info != null) { 5103 outNames.add(entry.getKey()); 5104 outInfo.add(info); 5105 } 5106 } 5107 } 5108 } 5109 } 5110 5111 @Override 5112 public List<ProviderInfo> queryContentProviders(String processName, 5113 int uid, int flags) { 5114 ArrayList<ProviderInfo> finalList = null; 5115 // reader 5116 synchronized (mPackages) { 5117 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5118 final int userId = processName != null ? 5119 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5120 while (i.hasNext()) { 5121 final PackageParser.Provider p = i.next(); 5122 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5123 if (ps != null && p.info.authority != null 5124 && (processName == null 5125 || (p.info.processName.equals(processName) 5126 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5127 && mSettings.isEnabledLPr(p.info, flags, userId) 5128 && (!mSafeMode 5129 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5130 if (finalList == null) { 5131 finalList = new ArrayList<ProviderInfo>(3); 5132 } 5133 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5134 ps.readUserState(userId), userId); 5135 if (info != null) { 5136 finalList.add(info); 5137 } 5138 } 5139 } 5140 } 5141 5142 if (finalList != null) { 5143 Collections.sort(finalList, mProviderInitOrderSorter); 5144 } 5145 5146 return finalList; 5147 } 5148 5149 @Override 5150 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5151 int flags) { 5152 // reader 5153 synchronized (mPackages) { 5154 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5155 return PackageParser.generateInstrumentationInfo(i, flags); 5156 } 5157 } 5158 5159 @Override 5160 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5161 int flags) { 5162 ArrayList<InstrumentationInfo> finalList = 5163 new ArrayList<InstrumentationInfo>(); 5164 5165 // reader 5166 synchronized (mPackages) { 5167 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5168 while (i.hasNext()) { 5169 final PackageParser.Instrumentation p = i.next(); 5170 if (targetPackage == null 5171 || targetPackage.equals(p.info.targetPackage)) { 5172 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5173 flags); 5174 if (ii != null) { 5175 finalList.add(ii); 5176 } 5177 } 5178 } 5179 } 5180 5181 return finalList; 5182 } 5183 5184 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5185 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5186 if (overlays == null) { 5187 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5188 return; 5189 } 5190 for (PackageParser.Package opkg : overlays.values()) { 5191 // Not much to do if idmap fails: we already logged the error 5192 // and we certainly don't want to abort installation of pkg simply 5193 // because an overlay didn't fit properly. For these reasons, 5194 // ignore the return value of createIdmapForPackagePairLI. 5195 createIdmapForPackagePairLI(pkg, opkg); 5196 } 5197 } 5198 5199 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5200 PackageParser.Package opkg) { 5201 if (!opkg.mTrustedOverlay) { 5202 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5203 opkg.baseCodePath + ": overlay not trusted"); 5204 return false; 5205 } 5206 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5207 if (overlaySet == null) { 5208 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5209 opkg.baseCodePath + " but target package has no known overlays"); 5210 return false; 5211 } 5212 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5213 // TODO: generate idmap for split APKs 5214 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5215 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5216 + opkg.baseCodePath); 5217 return false; 5218 } 5219 PackageParser.Package[] overlayArray = 5220 overlaySet.values().toArray(new PackageParser.Package[0]); 5221 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5222 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5223 return p1.mOverlayPriority - p2.mOverlayPriority; 5224 } 5225 }; 5226 Arrays.sort(overlayArray, cmp); 5227 5228 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5229 int i = 0; 5230 for (PackageParser.Package p : overlayArray) { 5231 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5232 } 5233 return true; 5234 } 5235 5236 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5237 final File[] files = dir.listFiles(); 5238 if (ArrayUtils.isEmpty(files)) { 5239 Log.d(TAG, "No files in app dir " + dir); 5240 return; 5241 } 5242 5243 if (DEBUG_PACKAGE_SCANNING) { 5244 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5245 + " flags=0x" + Integer.toHexString(parseFlags)); 5246 } 5247 5248 for (File file : files) { 5249 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5250 && !PackageInstallerService.isStageName(file.getName()); 5251 if (!isPackage) { 5252 // Ignore entries which are not packages 5253 continue; 5254 } 5255 try { 5256 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5257 scanFlags, currentTime, null); 5258 } catch (PackageManagerException e) { 5259 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5260 5261 // Delete invalid userdata apps 5262 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5263 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5264 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5265 if (file.isDirectory()) { 5266 mInstaller.rmPackageDir(file.getAbsolutePath()); 5267 } else { 5268 file.delete(); 5269 } 5270 } 5271 } 5272 } 5273 } 5274 5275 private static File getSettingsProblemFile() { 5276 File dataDir = Environment.getDataDirectory(); 5277 File systemDir = new File(dataDir, "system"); 5278 File fname = new File(systemDir, "uiderrors.txt"); 5279 return fname; 5280 } 5281 5282 static void reportSettingsProblem(int priority, String msg) { 5283 logCriticalInfo(priority, msg); 5284 } 5285 5286 static void logCriticalInfo(int priority, String msg) { 5287 Slog.println(priority, TAG, msg); 5288 EventLogTags.writePmCriticalInfo(msg); 5289 try { 5290 File fname = getSettingsProblemFile(); 5291 FileOutputStream out = new FileOutputStream(fname, true); 5292 PrintWriter pw = new FastPrintWriter(out); 5293 SimpleDateFormat formatter = new SimpleDateFormat(); 5294 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5295 pw.println(dateString + ": " + msg); 5296 pw.close(); 5297 FileUtils.setPermissions( 5298 fname.toString(), 5299 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5300 -1, -1); 5301 } catch (java.io.IOException e) { 5302 } 5303 } 5304 5305 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5306 PackageParser.Package pkg, File srcFile, int parseFlags) 5307 throws PackageManagerException { 5308 if (ps != null 5309 && ps.codePath.equals(srcFile) 5310 && ps.timeStamp == srcFile.lastModified() 5311 && !isCompatSignatureUpdateNeeded(pkg) 5312 && !isRecoverSignatureUpdateNeeded(pkg)) { 5313 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5314 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5315 ArraySet<PublicKey> signingKs; 5316 synchronized (mPackages) { 5317 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5318 } 5319 if (ps.signatures.mSignatures != null 5320 && ps.signatures.mSignatures.length != 0 5321 && signingKs != null) { 5322 // Optimization: reuse the existing cached certificates 5323 // if the package appears to be unchanged. 5324 pkg.mSignatures = ps.signatures.mSignatures; 5325 pkg.mSigningKeys = signingKs; 5326 return; 5327 } 5328 5329 Slog.w(TAG, "PackageSetting for " + ps.name 5330 + " is missing signatures. Collecting certs again to recover them."); 5331 } else { 5332 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5333 } 5334 5335 try { 5336 pp.collectCertificates(pkg, parseFlags); 5337 pp.collectManifestDigest(pkg); 5338 } catch (PackageParserException e) { 5339 throw PackageManagerException.from(e); 5340 } 5341 } 5342 5343 /* 5344 * Scan a package and return the newly parsed package. 5345 * Returns null in case of errors and the error code is stored in mLastScanError 5346 */ 5347 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5348 long currentTime, UserHandle user) throws PackageManagerException { 5349 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5350 parseFlags |= mDefParseFlags; 5351 PackageParser pp = new PackageParser(); 5352 pp.setSeparateProcesses(mSeparateProcesses); 5353 pp.setOnlyCoreApps(mOnlyCore); 5354 pp.setDisplayMetrics(mMetrics); 5355 5356 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5357 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5358 } 5359 5360 final PackageParser.Package pkg; 5361 try { 5362 pkg = pp.parsePackage(scanFile, parseFlags); 5363 } catch (PackageParserException e) { 5364 throw PackageManagerException.from(e); 5365 } 5366 5367 PackageSetting ps = null; 5368 PackageSetting updatedPkg; 5369 // reader 5370 synchronized (mPackages) { 5371 // Look to see if we already know about this package. 5372 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5373 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5374 // This package has been renamed to its original name. Let's 5375 // use that. 5376 ps = mSettings.peekPackageLPr(oldName); 5377 } 5378 // If there was no original package, see one for the real package name. 5379 if (ps == null) { 5380 ps = mSettings.peekPackageLPr(pkg.packageName); 5381 } 5382 // Check to see if this package could be hiding/updating a system 5383 // package. Must look for it either under the original or real 5384 // package name depending on our state. 5385 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5386 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5387 } 5388 boolean updatedPkgBetter = false; 5389 // First check if this is a system package that may involve an update 5390 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5391 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5392 // it needs to drop FLAG_PRIVILEGED. 5393 if (locationIsPrivileged(scanFile)) { 5394 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5395 } else { 5396 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5397 } 5398 5399 if (ps != null && !ps.codePath.equals(scanFile)) { 5400 // The path has changed from what was last scanned... check the 5401 // version of the new path against what we have stored to determine 5402 // what to do. 5403 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5404 if (pkg.mVersionCode <= ps.versionCode) { 5405 // The system package has been updated and the code path does not match 5406 // Ignore entry. Skip it. 5407 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5408 + " ignored: updated version " + ps.versionCode 5409 + " better than this " + pkg.mVersionCode); 5410 if (!updatedPkg.codePath.equals(scanFile)) { 5411 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5412 + ps.name + " changing from " + updatedPkg.codePathString 5413 + " to " + scanFile); 5414 updatedPkg.codePath = scanFile; 5415 updatedPkg.codePathString = scanFile.toString(); 5416 updatedPkg.resourcePath = scanFile; 5417 updatedPkg.resourcePathString = scanFile.toString(); 5418 } 5419 updatedPkg.pkg = pkg; 5420 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5421 } else { 5422 // The current app on the system partition is better than 5423 // what we have updated to on the data partition; switch 5424 // back to the system partition version. 5425 // At this point, its safely assumed that package installation for 5426 // apps in system partition will go through. If not there won't be a working 5427 // version of the app 5428 // writer 5429 synchronized (mPackages) { 5430 // Just remove the loaded entries from package lists. 5431 mPackages.remove(ps.name); 5432 } 5433 5434 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5435 + " reverting from " + ps.codePathString 5436 + ": new version " + pkg.mVersionCode 5437 + " better than installed " + ps.versionCode); 5438 5439 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5440 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5441 synchronized (mInstallLock) { 5442 args.cleanUpResourcesLI(); 5443 } 5444 synchronized (mPackages) { 5445 mSettings.enableSystemPackageLPw(ps.name); 5446 } 5447 updatedPkgBetter = true; 5448 } 5449 } 5450 } 5451 5452 if (updatedPkg != null) { 5453 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5454 // initially 5455 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5456 5457 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5458 // flag set initially 5459 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5460 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5461 } 5462 } 5463 5464 // Verify certificates against what was last scanned 5465 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5466 5467 /* 5468 * A new system app appeared, but we already had a non-system one of the 5469 * same name installed earlier. 5470 */ 5471 boolean shouldHideSystemApp = false; 5472 if (updatedPkg == null && ps != null 5473 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5474 /* 5475 * Check to make sure the signatures match first. If they don't, 5476 * wipe the installed application and its data. 5477 */ 5478 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5479 != PackageManager.SIGNATURE_MATCH) { 5480 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5481 + " signatures don't match existing userdata copy; removing"); 5482 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5483 ps = null; 5484 } else { 5485 /* 5486 * If the newly-added system app is an older version than the 5487 * already installed version, hide it. It will be scanned later 5488 * and re-added like an update. 5489 */ 5490 if (pkg.mVersionCode <= ps.versionCode) { 5491 shouldHideSystemApp = true; 5492 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5493 + " but new version " + pkg.mVersionCode + " better than installed " 5494 + ps.versionCode + "; hiding system"); 5495 } else { 5496 /* 5497 * The newly found system app is a newer version that the 5498 * one previously installed. Simply remove the 5499 * already-installed application and replace it with our own 5500 * while keeping the application data. 5501 */ 5502 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5503 + " reverting from " + ps.codePathString + ": new version " 5504 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5505 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5506 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5507 synchronized (mInstallLock) { 5508 args.cleanUpResourcesLI(); 5509 } 5510 } 5511 } 5512 } 5513 5514 // The apk is forward locked (not public) if its code and resources 5515 // are kept in different files. (except for app in either system or 5516 // vendor path). 5517 // TODO grab this value from PackageSettings 5518 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5519 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5520 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5521 } 5522 } 5523 5524 // TODO: extend to support forward-locked splits 5525 String resourcePath = null; 5526 String baseResourcePath = null; 5527 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5528 if (ps != null && ps.resourcePathString != null) { 5529 resourcePath = ps.resourcePathString; 5530 baseResourcePath = ps.resourcePathString; 5531 } else { 5532 // Should not happen at all. Just log an error. 5533 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5534 } 5535 } else { 5536 resourcePath = pkg.codePath; 5537 baseResourcePath = pkg.baseCodePath; 5538 } 5539 5540 // Set application objects path explicitly. 5541 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5542 pkg.applicationInfo.setCodePath(pkg.codePath); 5543 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5544 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5545 pkg.applicationInfo.setResourcePath(resourcePath); 5546 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5547 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5548 5549 // Note that we invoke the following method only if we are about to unpack an application 5550 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5551 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5552 5553 /* 5554 * If the system app should be overridden by a previously installed 5555 * data, hide the system app now and let the /data/app scan pick it up 5556 * again. 5557 */ 5558 if (shouldHideSystemApp) { 5559 synchronized (mPackages) { 5560 /* 5561 * We have to grant systems permissions before we hide, because 5562 * grantPermissions will assume the package update is trying to 5563 * expand its permissions. 5564 */ 5565 grantPermissionsLPw(pkg, true, pkg.packageName); 5566 mSettings.disableSystemPackageLPw(pkg.packageName); 5567 } 5568 } 5569 5570 return scannedPkg; 5571 } 5572 5573 private static String fixProcessName(String defProcessName, 5574 String processName, int uid) { 5575 if (processName == null) { 5576 return defProcessName; 5577 } 5578 return processName; 5579 } 5580 5581 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5582 throws PackageManagerException { 5583 if (pkgSetting.signatures.mSignatures != null) { 5584 // Already existing package. Make sure signatures match 5585 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5586 == PackageManager.SIGNATURE_MATCH; 5587 if (!match) { 5588 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5589 == PackageManager.SIGNATURE_MATCH; 5590 } 5591 if (!match) { 5592 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5593 == PackageManager.SIGNATURE_MATCH; 5594 } 5595 if (!match) { 5596 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5597 + pkg.packageName + " signatures do not match the " 5598 + "previously installed version; ignoring!"); 5599 } 5600 } 5601 5602 // Check for shared user signatures 5603 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5604 // Already existing package. Make sure signatures match 5605 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5606 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5607 if (!match) { 5608 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5609 == PackageManager.SIGNATURE_MATCH; 5610 } 5611 if (!match) { 5612 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5613 == PackageManager.SIGNATURE_MATCH; 5614 } 5615 if (!match) { 5616 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5617 "Package " + pkg.packageName 5618 + " has no signatures that match those in shared user " 5619 + pkgSetting.sharedUser.name + "; ignoring!"); 5620 } 5621 } 5622 } 5623 5624 /** 5625 * Enforces that only the system UID or root's UID can call a method exposed 5626 * via Binder. 5627 * 5628 * @param message used as message if SecurityException is thrown 5629 * @throws SecurityException if the caller is not system or root 5630 */ 5631 private static final void enforceSystemOrRoot(String message) { 5632 final int uid = Binder.getCallingUid(); 5633 if (uid != Process.SYSTEM_UID && uid != 0) { 5634 throw new SecurityException(message); 5635 } 5636 } 5637 5638 @Override 5639 public void performBootDexOpt() { 5640 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5641 5642 // Before everything else, see whether we need to fstrim. 5643 try { 5644 IMountService ms = PackageHelper.getMountService(); 5645 if (ms != null) { 5646 final boolean isUpgrade = isUpgrade(); 5647 boolean doTrim = isUpgrade; 5648 if (doTrim) { 5649 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5650 } else { 5651 final long interval = android.provider.Settings.Global.getLong( 5652 mContext.getContentResolver(), 5653 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5654 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5655 if (interval > 0) { 5656 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5657 if (timeSinceLast > interval) { 5658 doTrim = true; 5659 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5660 + "; running immediately"); 5661 } 5662 } 5663 } 5664 if (doTrim) { 5665 if (!isFirstBoot()) { 5666 try { 5667 ActivityManagerNative.getDefault().showBootMessage( 5668 mContext.getResources().getString( 5669 R.string.android_upgrading_fstrim), true); 5670 } catch (RemoteException e) { 5671 } 5672 } 5673 ms.runMaintenance(); 5674 } 5675 } else { 5676 Slog.e(TAG, "Mount service unavailable!"); 5677 } 5678 } catch (RemoteException e) { 5679 // Can't happen; MountService is local 5680 } 5681 5682 final ArraySet<PackageParser.Package> pkgs; 5683 synchronized (mPackages) { 5684 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5685 } 5686 5687 if (pkgs != null) { 5688 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5689 // in case the device runs out of space. 5690 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5691 // Give priority to core apps. 5692 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5693 PackageParser.Package pkg = it.next(); 5694 if (pkg.coreApp) { 5695 if (DEBUG_DEXOPT) { 5696 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5697 } 5698 sortedPkgs.add(pkg); 5699 it.remove(); 5700 } 5701 } 5702 // Give priority to system apps that listen for pre boot complete. 5703 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5704 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5705 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5706 PackageParser.Package pkg = it.next(); 5707 if (pkgNames.contains(pkg.packageName)) { 5708 if (DEBUG_DEXOPT) { 5709 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5710 } 5711 sortedPkgs.add(pkg); 5712 it.remove(); 5713 } 5714 } 5715 // Give priority to system apps. 5716 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5717 PackageParser.Package pkg = it.next(); 5718 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5719 if (DEBUG_DEXOPT) { 5720 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5721 } 5722 sortedPkgs.add(pkg); 5723 it.remove(); 5724 } 5725 } 5726 // Give priority to updated system apps. 5727 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5728 PackageParser.Package pkg = it.next(); 5729 if (pkg.isUpdatedSystemApp()) { 5730 if (DEBUG_DEXOPT) { 5731 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5732 } 5733 sortedPkgs.add(pkg); 5734 it.remove(); 5735 } 5736 } 5737 // Give priority to apps that listen for boot complete. 5738 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5739 pkgNames = getPackageNamesForIntent(intent); 5740 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5741 PackageParser.Package pkg = it.next(); 5742 if (pkgNames.contains(pkg.packageName)) { 5743 if (DEBUG_DEXOPT) { 5744 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5745 } 5746 sortedPkgs.add(pkg); 5747 it.remove(); 5748 } 5749 } 5750 // Filter out packages that aren't recently used. 5751 filterRecentlyUsedApps(pkgs); 5752 // Add all remaining apps. 5753 for (PackageParser.Package pkg : pkgs) { 5754 if (DEBUG_DEXOPT) { 5755 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5756 } 5757 sortedPkgs.add(pkg); 5758 } 5759 5760 // If we want to be lazy, filter everything that wasn't recently used. 5761 if (mLazyDexOpt) { 5762 filterRecentlyUsedApps(sortedPkgs); 5763 } 5764 5765 int i = 0; 5766 int total = sortedPkgs.size(); 5767 File dataDir = Environment.getDataDirectory(); 5768 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5769 if (lowThreshold == 0) { 5770 throw new IllegalStateException("Invalid low memory threshold"); 5771 } 5772 for (PackageParser.Package pkg : sortedPkgs) { 5773 long usableSpace = dataDir.getUsableSpace(); 5774 if (usableSpace < lowThreshold) { 5775 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5776 break; 5777 } 5778 performBootDexOpt(pkg, ++i, total); 5779 } 5780 } 5781 } 5782 5783 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5784 // Filter out packages that aren't recently used. 5785 // 5786 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5787 // should do a full dexopt. 5788 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5789 int total = pkgs.size(); 5790 int skipped = 0; 5791 long now = System.currentTimeMillis(); 5792 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5793 PackageParser.Package pkg = i.next(); 5794 long then = pkg.mLastPackageUsageTimeInMills; 5795 if (then + mDexOptLRUThresholdInMills < now) { 5796 if (DEBUG_DEXOPT) { 5797 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5798 ((then == 0) ? "never" : new Date(then))); 5799 } 5800 i.remove(); 5801 skipped++; 5802 } 5803 } 5804 if (DEBUG_DEXOPT) { 5805 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5806 } 5807 } 5808 } 5809 5810 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5811 List<ResolveInfo> ris = null; 5812 try { 5813 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5814 intent, null, 0, UserHandle.USER_OWNER); 5815 } catch (RemoteException e) { 5816 } 5817 ArraySet<String> pkgNames = new ArraySet<String>(); 5818 if (ris != null) { 5819 for (ResolveInfo ri : ris) { 5820 pkgNames.add(ri.activityInfo.packageName); 5821 } 5822 } 5823 return pkgNames; 5824 } 5825 5826 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5827 if (DEBUG_DEXOPT) { 5828 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5829 } 5830 if (!isFirstBoot()) { 5831 try { 5832 ActivityManagerNative.getDefault().showBootMessage( 5833 mContext.getResources().getString(R.string.android_upgrading_apk, 5834 curr, total), true); 5835 } catch (RemoteException e) { 5836 } 5837 } 5838 PackageParser.Package p = pkg; 5839 synchronized (mInstallLock) { 5840 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5841 false /* force dex */, false /* defer */, true /* include dependencies */); 5842 } 5843 } 5844 5845 @Override 5846 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5847 return performDexOpt(packageName, instructionSet, false); 5848 } 5849 5850 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5851 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5852 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5853 if (!dexopt && !updateUsage) { 5854 // We aren't going to dexopt or update usage, so bail early. 5855 return false; 5856 } 5857 PackageParser.Package p; 5858 final String targetInstructionSet; 5859 synchronized (mPackages) { 5860 p = mPackages.get(packageName); 5861 if (p == null) { 5862 return false; 5863 } 5864 if (updateUsage) { 5865 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5866 } 5867 mPackageUsage.write(false); 5868 if (!dexopt) { 5869 // We aren't going to dexopt, so bail early. 5870 return false; 5871 } 5872 5873 targetInstructionSet = instructionSet != null ? instructionSet : 5874 getPrimaryInstructionSet(p.applicationInfo); 5875 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5876 return false; 5877 } 5878 } 5879 5880 synchronized (mInstallLock) { 5881 final String[] instructionSets = new String[] { targetInstructionSet }; 5882 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5883 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5884 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5885 } 5886 } 5887 5888 public ArraySet<String> getPackagesThatNeedDexOpt() { 5889 ArraySet<String> pkgs = null; 5890 synchronized (mPackages) { 5891 for (PackageParser.Package p : mPackages.values()) { 5892 if (DEBUG_DEXOPT) { 5893 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5894 } 5895 if (!p.mDexOptPerformed.isEmpty()) { 5896 continue; 5897 } 5898 if (pkgs == null) { 5899 pkgs = new ArraySet<String>(); 5900 } 5901 pkgs.add(p.packageName); 5902 } 5903 } 5904 return pkgs; 5905 } 5906 5907 public void shutdown() { 5908 mPackageUsage.write(true); 5909 } 5910 5911 @Override 5912 public void forceDexOpt(String packageName) { 5913 enforceSystemOrRoot("forceDexOpt"); 5914 5915 PackageParser.Package pkg; 5916 synchronized (mPackages) { 5917 pkg = mPackages.get(packageName); 5918 if (pkg == null) { 5919 throw new IllegalArgumentException("Missing package: " + packageName); 5920 } 5921 } 5922 5923 synchronized (mInstallLock) { 5924 final String[] instructionSets = new String[] { 5925 getPrimaryInstructionSet(pkg.applicationInfo) }; 5926 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5927 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5928 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5929 throw new IllegalStateException("Failed to dexopt: " + res); 5930 } 5931 } 5932 } 5933 5934 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5935 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5936 Slog.w(TAG, "Unable to update from " + oldPkg.name 5937 + " to " + newPkg.packageName 5938 + ": old package not in system partition"); 5939 return false; 5940 } else if (mPackages.get(oldPkg.name) != null) { 5941 Slog.w(TAG, "Unable to update from " + oldPkg.name 5942 + " to " + newPkg.packageName 5943 + ": old package still exists"); 5944 return false; 5945 } 5946 return true; 5947 } 5948 5949 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5950 int[] users = sUserManager.getUserIds(); 5951 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5952 if (res < 0) { 5953 return res; 5954 } 5955 for (int user : users) { 5956 if (user != 0) { 5957 res = mInstaller.createUserData(volumeUuid, packageName, 5958 UserHandle.getUid(user, uid), user, seinfo); 5959 if (res < 0) { 5960 return res; 5961 } 5962 } 5963 } 5964 return res; 5965 } 5966 5967 private int removeDataDirsLI(String volumeUuid, String packageName) { 5968 int[] users = sUserManager.getUserIds(); 5969 int res = 0; 5970 for (int user : users) { 5971 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5972 if (resInner < 0) { 5973 res = resInner; 5974 } 5975 } 5976 5977 return res; 5978 } 5979 5980 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5981 int[] users = sUserManager.getUserIds(); 5982 int res = 0; 5983 for (int user : users) { 5984 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5985 if (resInner < 0) { 5986 res = resInner; 5987 } 5988 } 5989 return res; 5990 } 5991 5992 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5993 PackageParser.Package changingLib) { 5994 if (file.path != null) { 5995 usesLibraryFiles.add(file.path); 5996 return; 5997 } 5998 PackageParser.Package p = mPackages.get(file.apk); 5999 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6000 // If we are doing this while in the middle of updating a library apk, 6001 // then we need to make sure to use that new apk for determining the 6002 // dependencies here. (We haven't yet finished committing the new apk 6003 // to the package manager state.) 6004 if (p == null || p.packageName.equals(changingLib.packageName)) { 6005 p = changingLib; 6006 } 6007 } 6008 if (p != null) { 6009 usesLibraryFiles.addAll(p.getAllCodePaths()); 6010 } 6011 } 6012 6013 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6014 PackageParser.Package changingLib) throws PackageManagerException { 6015 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6016 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6017 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6018 for (int i=0; i<N; i++) { 6019 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6020 if (file == null) { 6021 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6022 "Package " + pkg.packageName + " requires unavailable shared library " 6023 + pkg.usesLibraries.get(i) + "; failing!"); 6024 } 6025 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6026 } 6027 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6028 for (int i=0; i<N; i++) { 6029 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6030 if (file == null) { 6031 Slog.w(TAG, "Package " + pkg.packageName 6032 + " desires unavailable shared library " 6033 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6034 } else { 6035 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6036 } 6037 } 6038 N = usesLibraryFiles.size(); 6039 if (N > 0) { 6040 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6041 } else { 6042 pkg.usesLibraryFiles = null; 6043 } 6044 } 6045 } 6046 6047 private static boolean hasString(List<String> list, List<String> which) { 6048 if (list == null) { 6049 return false; 6050 } 6051 for (int i=list.size()-1; i>=0; i--) { 6052 for (int j=which.size()-1; j>=0; j--) { 6053 if (which.get(j).equals(list.get(i))) { 6054 return true; 6055 } 6056 } 6057 } 6058 return false; 6059 } 6060 6061 private void updateAllSharedLibrariesLPw() { 6062 for (PackageParser.Package pkg : mPackages.values()) { 6063 try { 6064 updateSharedLibrariesLPw(pkg, null); 6065 } catch (PackageManagerException e) { 6066 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6067 } 6068 } 6069 } 6070 6071 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6072 PackageParser.Package changingPkg) { 6073 ArrayList<PackageParser.Package> res = null; 6074 for (PackageParser.Package pkg : mPackages.values()) { 6075 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6076 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6077 if (res == null) { 6078 res = new ArrayList<PackageParser.Package>(); 6079 } 6080 res.add(pkg); 6081 try { 6082 updateSharedLibrariesLPw(pkg, changingPkg); 6083 } catch (PackageManagerException e) { 6084 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6085 } 6086 } 6087 } 6088 return res; 6089 } 6090 6091 /** 6092 * Derive the value of the {@code cpuAbiOverride} based on the provided 6093 * value and an optional stored value from the package settings. 6094 */ 6095 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6096 String cpuAbiOverride = null; 6097 6098 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6099 cpuAbiOverride = null; 6100 } else if (abiOverride != null) { 6101 cpuAbiOverride = abiOverride; 6102 } else if (settings != null) { 6103 cpuAbiOverride = settings.cpuAbiOverrideString; 6104 } 6105 6106 return cpuAbiOverride; 6107 } 6108 6109 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6110 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6111 boolean success = false; 6112 try { 6113 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6114 currentTime, user); 6115 success = true; 6116 return res; 6117 } finally { 6118 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6119 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6120 } 6121 } 6122 } 6123 6124 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6125 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6126 final File scanFile = new File(pkg.codePath); 6127 if (pkg.applicationInfo.getCodePath() == null || 6128 pkg.applicationInfo.getResourcePath() == null) { 6129 // Bail out. The resource and code paths haven't been set. 6130 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6131 "Code and resource paths haven't been set correctly"); 6132 } 6133 6134 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6135 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6136 } else { 6137 // Only allow system apps to be flagged as core apps. 6138 pkg.coreApp = false; 6139 } 6140 6141 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6142 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6143 } 6144 6145 if (mCustomResolverComponentName != null && 6146 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6147 setUpCustomResolverActivity(pkg); 6148 } 6149 6150 if (pkg.packageName.equals("android")) { 6151 synchronized (mPackages) { 6152 if (mAndroidApplication != null) { 6153 Slog.w(TAG, "*************************************************"); 6154 Slog.w(TAG, "Core android package being redefined. Skipping."); 6155 Slog.w(TAG, " file=" + scanFile); 6156 Slog.w(TAG, "*************************************************"); 6157 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6158 "Core android package being redefined. Skipping."); 6159 } 6160 6161 // Set up information for our fall-back user intent resolution activity. 6162 mPlatformPackage = pkg; 6163 pkg.mVersionCode = mSdkVersion; 6164 mAndroidApplication = pkg.applicationInfo; 6165 6166 if (!mResolverReplaced) { 6167 mResolveActivity.applicationInfo = mAndroidApplication; 6168 mResolveActivity.name = ResolverActivity.class.getName(); 6169 mResolveActivity.packageName = mAndroidApplication.packageName; 6170 mResolveActivity.processName = "system:ui"; 6171 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6172 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6173 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6174 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6175 mResolveActivity.exported = true; 6176 mResolveActivity.enabled = true; 6177 mResolveInfo.activityInfo = mResolveActivity; 6178 mResolveInfo.priority = 0; 6179 mResolveInfo.preferredOrder = 0; 6180 mResolveInfo.match = 0; 6181 mResolveComponentName = new ComponentName( 6182 mAndroidApplication.packageName, mResolveActivity.name); 6183 } 6184 } 6185 } 6186 6187 if (DEBUG_PACKAGE_SCANNING) { 6188 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6189 Log.d(TAG, "Scanning package " + pkg.packageName); 6190 } 6191 6192 if (mPackages.containsKey(pkg.packageName) 6193 || mSharedLibraries.containsKey(pkg.packageName)) { 6194 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6195 "Application package " + pkg.packageName 6196 + " already installed. Skipping duplicate."); 6197 } 6198 6199 // If we're only installing presumed-existing packages, require that the 6200 // scanned APK is both already known and at the path previously established 6201 // for it. Previously unknown packages we pick up normally, but if we have an 6202 // a priori expectation about this package's install presence, enforce it. 6203 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6204 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6205 if (known != null) { 6206 if (DEBUG_PACKAGE_SCANNING) { 6207 Log.d(TAG, "Examining " + pkg.codePath 6208 + " and requiring known paths " + known.codePathString 6209 + " & " + known.resourcePathString); 6210 } 6211 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6212 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6213 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6214 "Application package " + pkg.packageName 6215 + " found at " + pkg.applicationInfo.getCodePath() 6216 + " but expected at " + known.codePathString + "; ignoring."); 6217 } 6218 } 6219 } 6220 6221 // Initialize package source and resource directories 6222 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6223 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6224 6225 SharedUserSetting suid = null; 6226 PackageSetting pkgSetting = null; 6227 6228 if (!isSystemApp(pkg)) { 6229 // Only system apps can use these features. 6230 pkg.mOriginalPackages = null; 6231 pkg.mRealPackage = null; 6232 pkg.mAdoptPermissions = null; 6233 } 6234 6235 // writer 6236 synchronized (mPackages) { 6237 if (pkg.mSharedUserId != null) { 6238 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6239 if (suid == null) { 6240 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6241 "Creating application package " + pkg.packageName 6242 + " for shared user failed"); 6243 } 6244 if (DEBUG_PACKAGE_SCANNING) { 6245 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6246 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6247 + "): packages=" + suid.packages); 6248 } 6249 } 6250 6251 // Check if we are renaming from an original package name. 6252 PackageSetting origPackage = null; 6253 String realName = null; 6254 if (pkg.mOriginalPackages != null) { 6255 // This package may need to be renamed to a previously 6256 // installed name. Let's check on that... 6257 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6258 if (pkg.mOriginalPackages.contains(renamed)) { 6259 // This package had originally been installed as the 6260 // original name, and we have already taken care of 6261 // transitioning to the new one. Just update the new 6262 // one to continue using the old name. 6263 realName = pkg.mRealPackage; 6264 if (!pkg.packageName.equals(renamed)) { 6265 // Callers into this function may have already taken 6266 // care of renaming the package; only do it here if 6267 // it is not already done. 6268 pkg.setPackageName(renamed); 6269 } 6270 6271 } else { 6272 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6273 if ((origPackage = mSettings.peekPackageLPr( 6274 pkg.mOriginalPackages.get(i))) != null) { 6275 // We do have the package already installed under its 6276 // original name... should we use it? 6277 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6278 // New package is not compatible with original. 6279 origPackage = null; 6280 continue; 6281 } else if (origPackage.sharedUser != null) { 6282 // Make sure uid is compatible between packages. 6283 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6284 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6285 + " to " + pkg.packageName + ": old uid " 6286 + origPackage.sharedUser.name 6287 + " differs from " + pkg.mSharedUserId); 6288 origPackage = null; 6289 continue; 6290 } 6291 } else { 6292 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6293 + pkg.packageName + " to old name " + origPackage.name); 6294 } 6295 break; 6296 } 6297 } 6298 } 6299 } 6300 6301 if (mTransferedPackages.contains(pkg.packageName)) { 6302 Slog.w(TAG, "Package " + pkg.packageName 6303 + " was transferred to another, but its .apk remains"); 6304 } 6305 6306 // Just create the setting, don't add it yet. For already existing packages 6307 // the PkgSetting exists already and doesn't have to be created. 6308 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6309 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6310 pkg.applicationInfo.primaryCpuAbi, 6311 pkg.applicationInfo.secondaryCpuAbi, 6312 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6313 user, false); 6314 if (pkgSetting == null) { 6315 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6316 "Creating application package " + pkg.packageName + " failed"); 6317 } 6318 6319 if (pkgSetting.origPackage != null) { 6320 // If we are first transitioning from an original package, 6321 // fix up the new package's name now. We need to do this after 6322 // looking up the package under its new name, so getPackageLP 6323 // can take care of fiddling things correctly. 6324 pkg.setPackageName(origPackage.name); 6325 6326 // File a report about this. 6327 String msg = "New package " + pkgSetting.realName 6328 + " renamed to replace old package " + pkgSetting.name; 6329 reportSettingsProblem(Log.WARN, msg); 6330 6331 // Make a note of it. 6332 mTransferedPackages.add(origPackage.name); 6333 6334 // No longer need to retain this. 6335 pkgSetting.origPackage = null; 6336 } 6337 6338 if (realName != null) { 6339 // Make a note of it. 6340 mTransferedPackages.add(pkg.packageName); 6341 } 6342 6343 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6344 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6345 } 6346 6347 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6348 // Check all shared libraries and map to their actual file path. 6349 // We only do this here for apps not on a system dir, because those 6350 // are the only ones that can fail an install due to this. We 6351 // will take care of the system apps by updating all of their 6352 // library paths after the scan is done. 6353 updateSharedLibrariesLPw(pkg, null); 6354 } 6355 6356 if (mFoundPolicyFile) { 6357 SELinuxMMAC.assignSeinfoValue(pkg); 6358 } 6359 6360 pkg.applicationInfo.uid = pkgSetting.appId; 6361 pkg.mExtras = pkgSetting; 6362 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6363 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6364 // We just determined the app is signed correctly, so bring 6365 // over the latest parsed certs. 6366 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6367 } else { 6368 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6369 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6370 "Package " + pkg.packageName + " upgrade keys do not match the " 6371 + "previously installed version"); 6372 } else { 6373 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6374 String msg = "System package " + pkg.packageName 6375 + " signature changed; retaining data."; 6376 reportSettingsProblem(Log.WARN, msg); 6377 } 6378 } 6379 } else { 6380 try { 6381 verifySignaturesLP(pkgSetting, pkg); 6382 // We just determined the app is signed correctly, so bring 6383 // over the latest parsed certs. 6384 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6385 } catch (PackageManagerException e) { 6386 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6387 throw e; 6388 } 6389 // The signature has changed, but this package is in the system 6390 // image... let's recover! 6391 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6392 // However... if this package is part of a shared user, but it 6393 // doesn't match the signature of the shared user, let's fail. 6394 // What this means is that you can't change the signatures 6395 // associated with an overall shared user, which doesn't seem all 6396 // that unreasonable. 6397 if (pkgSetting.sharedUser != null) { 6398 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6399 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6400 throw new PackageManagerException( 6401 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6402 "Signature mismatch for shared user : " 6403 + pkgSetting.sharedUser); 6404 } 6405 } 6406 // File a report about this. 6407 String msg = "System package " + pkg.packageName 6408 + " signature changed; retaining data."; 6409 reportSettingsProblem(Log.WARN, msg); 6410 } 6411 } 6412 // Verify that this new package doesn't have any content providers 6413 // that conflict with existing packages. Only do this if the 6414 // package isn't already installed, since we don't want to break 6415 // things that are installed. 6416 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6417 final int N = pkg.providers.size(); 6418 int i; 6419 for (i=0; i<N; i++) { 6420 PackageParser.Provider p = pkg.providers.get(i); 6421 if (p.info.authority != null) { 6422 String names[] = p.info.authority.split(";"); 6423 for (int j = 0; j < names.length; j++) { 6424 if (mProvidersByAuthority.containsKey(names[j])) { 6425 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6426 final String otherPackageName = 6427 ((other != null && other.getComponentName() != null) ? 6428 other.getComponentName().getPackageName() : "?"); 6429 throw new PackageManagerException( 6430 INSTALL_FAILED_CONFLICTING_PROVIDER, 6431 "Can't install because provider name " + names[j] 6432 + " (in package " + pkg.applicationInfo.packageName 6433 + ") is already used by " + otherPackageName); 6434 } 6435 } 6436 } 6437 } 6438 } 6439 6440 if (pkg.mAdoptPermissions != null) { 6441 // This package wants to adopt ownership of permissions from 6442 // another package. 6443 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6444 final String origName = pkg.mAdoptPermissions.get(i); 6445 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6446 if (orig != null) { 6447 if (verifyPackageUpdateLPr(orig, pkg)) { 6448 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6449 + pkg.packageName); 6450 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6451 } 6452 } 6453 } 6454 } 6455 } 6456 6457 final String pkgName = pkg.packageName; 6458 6459 final long scanFileTime = scanFile.lastModified(); 6460 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6461 pkg.applicationInfo.processName = fixProcessName( 6462 pkg.applicationInfo.packageName, 6463 pkg.applicationInfo.processName, 6464 pkg.applicationInfo.uid); 6465 6466 File dataPath; 6467 if (mPlatformPackage == pkg) { 6468 // The system package is special. 6469 dataPath = new File(Environment.getDataDirectory(), "system"); 6470 6471 pkg.applicationInfo.dataDir = dataPath.getPath(); 6472 6473 } else { 6474 // This is a normal package, need to make its data directory. 6475 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6476 UserHandle.USER_OWNER); 6477 6478 boolean uidError = false; 6479 if (dataPath.exists()) { 6480 int currentUid = 0; 6481 try { 6482 StructStat stat = Os.stat(dataPath.getPath()); 6483 currentUid = stat.st_uid; 6484 } catch (ErrnoException e) { 6485 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6486 } 6487 6488 // If we have mismatched owners for the data path, we have a problem. 6489 if (currentUid != pkg.applicationInfo.uid) { 6490 boolean recovered = false; 6491 if (currentUid == 0) { 6492 // The directory somehow became owned by root. Wow. 6493 // This is probably because the system was stopped while 6494 // installd was in the middle of messing with its libs 6495 // directory. Ask installd to fix that. 6496 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6497 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6498 if (ret >= 0) { 6499 recovered = true; 6500 String msg = "Package " + pkg.packageName 6501 + " unexpectedly changed to uid 0; recovered to " + 6502 + pkg.applicationInfo.uid; 6503 reportSettingsProblem(Log.WARN, msg); 6504 } 6505 } 6506 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6507 || (scanFlags&SCAN_BOOTING) != 0)) { 6508 // If this is a system app, we can at least delete its 6509 // current data so the application will still work. 6510 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6511 if (ret >= 0) { 6512 // TODO: Kill the processes first 6513 // Old data gone! 6514 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6515 ? "System package " : "Third party package "; 6516 String msg = prefix + pkg.packageName 6517 + " has changed from uid: " 6518 + currentUid + " to " 6519 + pkg.applicationInfo.uid + "; old data erased"; 6520 reportSettingsProblem(Log.WARN, msg); 6521 recovered = true; 6522 6523 // And now re-install the app. 6524 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6525 pkg.applicationInfo.seinfo); 6526 if (ret == -1) { 6527 // Ack should not happen! 6528 msg = prefix + pkg.packageName 6529 + " could not have data directory re-created after delete."; 6530 reportSettingsProblem(Log.WARN, msg); 6531 throw new PackageManagerException( 6532 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6533 } 6534 } 6535 if (!recovered) { 6536 mHasSystemUidErrors = true; 6537 } 6538 } else if (!recovered) { 6539 // If we allow this install to proceed, we will be broken. 6540 // Abort, abort! 6541 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6542 "scanPackageLI"); 6543 } 6544 if (!recovered) { 6545 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6546 + pkg.applicationInfo.uid + "/fs_" 6547 + currentUid; 6548 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6549 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6550 String msg = "Package " + pkg.packageName 6551 + " has mismatched uid: " 6552 + currentUid + " on disk, " 6553 + pkg.applicationInfo.uid + " in settings"; 6554 // writer 6555 synchronized (mPackages) { 6556 mSettings.mReadMessages.append(msg); 6557 mSettings.mReadMessages.append('\n'); 6558 uidError = true; 6559 if (!pkgSetting.uidError) { 6560 reportSettingsProblem(Log.ERROR, msg); 6561 } 6562 } 6563 } 6564 } 6565 pkg.applicationInfo.dataDir = dataPath.getPath(); 6566 if (mShouldRestoreconData) { 6567 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6568 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6569 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6570 } 6571 } else { 6572 if (DEBUG_PACKAGE_SCANNING) { 6573 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6574 Log.v(TAG, "Want this data dir: " + dataPath); 6575 } 6576 //invoke installer to do the actual installation 6577 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6578 pkg.applicationInfo.seinfo); 6579 if (ret < 0) { 6580 // Error from installer 6581 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6582 "Unable to create data dirs [errorCode=" + ret + "]"); 6583 } 6584 6585 if (dataPath.exists()) { 6586 pkg.applicationInfo.dataDir = dataPath.getPath(); 6587 } else { 6588 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6589 pkg.applicationInfo.dataDir = null; 6590 } 6591 } 6592 6593 pkgSetting.uidError = uidError; 6594 } 6595 6596 final String path = scanFile.getPath(); 6597 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6598 6599 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6600 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6601 6602 // Some system apps still use directory structure for native libraries 6603 // in which case we might end up not detecting abi solely based on apk 6604 // structure. Try to detect abi based on directory structure. 6605 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6606 pkg.applicationInfo.primaryCpuAbi == null) { 6607 setBundledAppAbisAndRoots(pkg, pkgSetting); 6608 setNativeLibraryPaths(pkg); 6609 } 6610 6611 } else { 6612 if ((scanFlags & SCAN_MOVE) != 0) { 6613 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6614 // but we already have this packages package info in the PackageSetting. We just 6615 // use that and derive the native library path based on the new codepath. 6616 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6617 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6618 } 6619 6620 // Set native library paths again. For moves, the path will be updated based on the 6621 // ABIs we've determined above. For non-moves, the path will be updated based on the 6622 // ABIs we determined during compilation, but the path will depend on the final 6623 // package path (after the rename away from the stage path). 6624 setNativeLibraryPaths(pkg); 6625 } 6626 6627 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6628 final int[] userIds = sUserManager.getUserIds(); 6629 synchronized (mInstallLock) { 6630 // Create a native library symlink only if we have native libraries 6631 // and if the native libraries are 32 bit libraries. We do not provide 6632 // this symlink for 64 bit libraries. 6633 if (pkg.applicationInfo.primaryCpuAbi != null && 6634 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6635 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6636 for (int userId : userIds) { 6637 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6638 nativeLibPath, userId) < 0) { 6639 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6640 "Failed linking native library dir (user=" + userId + ")"); 6641 } 6642 } 6643 } 6644 } 6645 6646 // This is a special case for the "system" package, where the ABI is 6647 // dictated by the zygote configuration (and init.rc). We should keep track 6648 // of this ABI so that we can deal with "normal" applications that run under 6649 // the same UID correctly. 6650 if (mPlatformPackage == pkg) { 6651 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6652 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6653 } 6654 6655 // If there's a mismatch between the abi-override in the package setting 6656 // and the abiOverride specified for the install. Warn about this because we 6657 // would've already compiled the app without taking the package setting into 6658 // account. 6659 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6660 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6661 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6662 " for package: " + pkg.packageName); 6663 } 6664 } 6665 6666 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6667 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6668 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6669 6670 // Copy the derived override back to the parsed package, so that we can 6671 // update the package settings accordingly. 6672 pkg.cpuAbiOverride = cpuAbiOverride; 6673 6674 if (DEBUG_ABI_SELECTION) { 6675 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6676 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6677 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6678 } 6679 6680 // Push the derived path down into PackageSettings so we know what to 6681 // clean up at uninstall time. 6682 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6683 6684 if (DEBUG_ABI_SELECTION) { 6685 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6686 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6687 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6688 } 6689 6690 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6691 // We don't do this here during boot because we can do it all 6692 // at once after scanning all existing packages. 6693 // 6694 // We also do this *before* we perform dexopt on this package, so that 6695 // we can avoid redundant dexopts, and also to make sure we've got the 6696 // code and package path correct. 6697 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6698 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6699 } 6700 6701 if ((scanFlags & SCAN_NO_DEX) == 0) { 6702 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6703 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6704 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6705 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6706 } 6707 } 6708 if (mFactoryTest && pkg.requestedPermissions.contains( 6709 android.Manifest.permission.FACTORY_TEST)) { 6710 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6711 } 6712 6713 ArrayList<PackageParser.Package> clientLibPkgs = null; 6714 6715 // writer 6716 synchronized (mPackages) { 6717 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6718 // Only system apps can add new shared libraries. 6719 if (pkg.libraryNames != null) { 6720 for (int i=0; i<pkg.libraryNames.size(); i++) { 6721 String name = pkg.libraryNames.get(i); 6722 boolean allowed = false; 6723 if (pkg.isUpdatedSystemApp()) { 6724 // New library entries can only be added through the 6725 // system image. This is important to get rid of a lot 6726 // of nasty edge cases: for example if we allowed a non- 6727 // system update of the app to add a library, then uninstalling 6728 // the update would make the library go away, and assumptions 6729 // we made such as through app install filtering would now 6730 // have allowed apps on the device which aren't compatible 6731 // with it. Better to just have the restriction here, be 6732 // conservative, and create many fewer cases that can negatively 6733 // impact the user experience. 6734 final PackageSetting sysPs = mSettings 6735 .getDisabledSystemPkgLPr(pkg.packageName); 6736 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6737 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6738 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6739 allowed = true; 6740 allowed = true; 6741 break; 6742 } 6743 } 6744 } 6745 } else { 6746 allowed = true; 6747 } 6748 if (allowed) { 6749 if (!mSharedLibraries.containsKey(name)) { 6750 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6751 } else if (!name.equals(pkg.packageName)) { 6752 Slog.w(TAG, "Package " + pkg.packageName + " library " 6753 + name + " already exists; skipping"); 6754 } 6755 } else { 6756 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6757 + name + " that is not declared on system image; skipping"); 6758 } 6759 } 6760 if ((scanFlags&SCAN_BOOTING) == 0) { 6761 // If we are not booting, we need to update any applications 6762 // that are clients of our shared library. If we are booting, 6763 // this will all be done once the scan is complete. 6764 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6765 } 6766 } 6767 } 6768 } 6769 6770 // We also need to dexopt any apps that are dependent on this library. Note that 6771 // if these fail, we should abort the install since installing the library will 6772 // result in some apps being broken. 6773 if (clientLibPkgs != null) { 6774 if ((scanFlags & SCAN_NO_DEX) == 0) { 6775 for (int i = 0; i < clientLibPkgs.size(); i++) { 6776 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6777 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6778 null /* instruction sets */, forceDex, 6779 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6780 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6781 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6782 "scanPackageLI failed to dexopt clientLibPkgs"); 6783 } 6784 } 6785 } 6786 } 6787 6788 // Also need to kill any apps that are dependent on the library. 6789 if (clientLibPkgs != null) { 6790 for (int i=0; i<clientLibPkgs.size(); i++) { 6791 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6792 killApplication(clientPkg.applicationInfo.packageName, 6793 clientPkg.applicationInfo.uid, "update lib"); 6794 } 6795 } 6796 6797 // Make sure we're not adding any bogus keyset info 6798 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6799 ksms.assertScannedPackageValid(pkg); 6800 6801 // writer 6802 synchronized (mPackages) { 6803 // We don't expect installation to fail beyond this point 6804 6805 // Add the new setting to mSettings 6806 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6807 // Add the new setting to mPackages 6808 mPackages.put(pkg.applicationInfo.packageName, pkg); 6809 // Make sure we don't accidentally delete its data. 6810 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6811 while (iter.hasNext()) { 6812 PackageCleanItem item = iter.next(); 6813 if (pkgName.equals(item.packageName)) { 6814 iter.remove(); 6815 } 6816 } 6817 6818 // Take care of first install / last update times. 6819 if (currentTime != 0) { 6820 if (pkgSetting.firstInstallTime == 0) { 6821 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6822 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6823 pkgSetting.lastUpdateTime = currentTime; 6824 } 6825 } else if (pkgSetting.firstInstallTime == 0) { 6826 // We need *something*. Take time time stamp of the file. 6827 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6828 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6829 if (scanFileTime != pkgSetting.timeStamp) { 6830 // A package on the system image has changed; consider this 6831 // to be an update. 6832 pkgSetting.lastUpdateTime = scanFileTime; 6833 } 6834 } 6835 6836 // Add the package's KeySets to the global KeySetManagerService 6837 ksms.addScannedPackageLPw(pkg); 6838 6839 int N = pkg.providers.size(); 6840 StringBuilder r = null; 6841 int i; 6842 for (i=0; i<N; i++) { 6843 PackageParser.Provider p = pkg.providers.get(i); 6844 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6845 p.info.processName, pkg.applicationInfo.uid); 6846 mProviders.addProvider(p); 6847 p.syncable = p.info.isSyncable; 6848 if (p.info.authority != null) { 6849 String names[] = p.info.authority.split(";"); 6850 p.info.authority = null; 6851 for (int j = 0; j < names.length; j++) { 6852 if (j == 1 && p.syncable) { 6853 // We only want the first authority for a provider to possibly be 6854 // syncable, so if we already added this provider using a different 6855 // authority clear the syncable flag. We copy the provider before 6856 // changing it because the mProviders object contains a reference 6857 // to a provider that we don't want to change. 6858 // Only do this for the second authority since the resulting provider 6859 // object can be the same for all future authorities for this provider. 6860 p = new PackageParser.Provider(p); 6861 p.syncable = false; 6862 } 6863 if (!mProvidersByAuthority.containsKey(names[j])) { 6864 mProvidersByAuthority.put(names[j], p); 6865 if (p.info.authority == null) { 6866 p.info.authority = names[j]; 6867 } else { 6868 p.info.authority = p.info.authority + ";" + names[j]; 6869 } 6870 if (DEBUG_PACKAGE_SCANNING) { 6871 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6872 Log.d(TAG, "Registered content provider: " + names[j] 6873 + ", className = " + p.info.name + ", isSyncable = " 6874 + p.info.isSyncable); 6875 } 6876 } else { 6877 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6878 Slog.w(TAG, "Skipping provider name " + names[j] + 6879 " (in package " + pkg.applicationInfo.packageName + 6880 "): name already used by " 6881 + ((other != null && other.getComponentName() != null) 6882 ? other.getComponentName().getPackageName() : "?")); 6883 } 6884 } 6885 } 6886 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6887 if (r == null) { 6888 r = new StringBuilder(256); 6889 } else { 6890 r.append(' '); 6891 } 6892 r.append(p.info.name); 6893 } 6894 } 6895 if (r != null) { 6896 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6897 } 6898 6899 N = pkg.services.size(); 6900 r = null; 6901 for (i=0; i<N; i++) { 6902 PackageParser.Service s = pkg.services.get(i); 6903 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6904 s.info.processName, pkg.applicationInfo.uid); 6905 mServices.addService(s); 6906 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6907 if (r == null) { 6908 r = new StringBuilder(256); 6909 } else { 6910 r.append(' '); 6911 } 6912 r.append(s.info.name); 6913 } 6914 } 6915 if (r != null) { 6916 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6917 } 6918 6919 N = pkg.receivers.size(); 6920 r = null; 6921 for (i=0; i<N; i++) { 6922 PackageParser.Activity a = pkg.receivers.get(i); 6923 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6924 a.info.processName, pkg.applicationInfo.uid); 6925 mReceivers.addActivity(a, "receiver"); 6926 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6927 if (r == null) { 6928 r = new StringBuilder(256); 6929 } else { 6930 r.append(' '); 6931 } 6932 r.append(a.info.name); 6933 } 6934 } 6935 if (r != null) { 6936 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6937 } 6938 6939 N = pkg.activities.size(); 6940 r = null; 6941 for (i=0; i<N; i++) { 6942 PackageParser.Activity a = pkg.activities.get(i); 6943 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6944 a.info.processName, pkg.applicationInfo.uid); 6945 mActivities.addActivity(a, "activity"); 6946 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6947 if (r == null) { 6948 r = new StringBuilder(256); 6949 } else { 6950 r.append(' '); 6951 } 6952 r.append(a.info.name); 6953 } 6954 } 6955 if (r != null) { 6956 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6957 } 6958 6959 N = pkg.permissionGroups.size(); 6960 r = null; 6961 for (i=0; i<N; i++) { 6962 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6963 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6964 if (cur == null) { 6965 mPermissionGroups.put(pg.info.name, pg); 6966 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6967 if (r == null) { 6968 r = new StringBuilder(256); 6969 } else { 6970 r.append(' '); 6971 } 6972 r.append(pg.info.name); 6973 } 6974 } else { 6975 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6976 + pg.info.packageName + " ignored: original from " 6977 + cur.info.packageName); 6978 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6979 if (r == null) { 6980 r = new StringBuilder(256); 6981 } else { 6982 r.append(' '); 6983 } 6984 r.append("DUP:"); 6985 r.append(pg.info.name); 6986 } 6987 } 6988 } 6989 if (r != null) { 6990 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6991 } 6992 6993 N = pkg.permissions.size(); 6994 r = null; 6995 for (i=0; i<N; i++) { 6996 PackageParser.Permission p = pkg.permissions.get(i); 6997 6998 // Now that permission groups have a special meaning, we ignore permission 6999 // groups for legacy apps to prevent unexpected behavior. In particular, 7000 // permissions for one app being granted to someone just becuase they happen 7001 // to be in a group defined by another app (before this had no implications). 7002 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7003 p.group = mPermissionGroups.get(p.info.group); 7004 // Warn for a permission in an unknown group. 7005 if (p.info.group != null && p.group == null) { 7006 Slog.w(TAG, "Permission " + p.info.name + " from package " 7007 + p.info.packageName + " in an unknown group " + p.info.group); 7008 } 7009 } 7010 7011 ArrayMap<String, BasePermission> permissionMap = 7012 p.tree ? mSettings.mPermissionTrees 7013 : mSettings.mPermissions; 7014 BasePermission bp = permissionMap.get(p.info.name); 7015 7016 // Allow system apps to redefine non-system permissions 7017 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7018 final boolean currentOwnerIsSystem = (bp.perm != null 7019 && isSystemApp(bp.perm.owner)); 7020 if (isSystemApp(p.owner)) { 7021 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7022 // It's a built-in permission and no owner, take ownership now 7023 bp.packageSetting = pkgSetting; 7024 bp.perm = p; 7025 bp.uid = pkg.applicationInfo.uid; 7026 bp.sourcePackage = p.info.packageName; 7027 } else if (!currentOwnerIsSystem) { 7028 String msg = "New decl " + p.owner + " of permission " 7029 + p.info.name + " is system; overriding " + bp.sourcePackage; 7030 reportSettingsProblem(Log.WARN, msg); 7031 bp = null; 7032 } 7033 } 7034 } 7035 7036 if (bp == null) { 7037 bp = new BasePermission(p.info.name, p.info.packageName, 7038 BasePermission.TYPE_NORMAL); 7039 permissionMap.put(p.info.name, bp); 7040 } 7041 7042 if (bp.perm == null) { 7043 if (bp.sourcePackage == null 7044 || bp.sourcePackage.equals(p.info.packageName)) { 7045 BasePermission tree = findPermissionTreeLP(p.info.name); 7046 if (tree == null 7047 || tree.sourcePackage.equals(p.info.packageName)) { 7048 bp.packageSetting = pkgSetting; 7049 bp.perm = p; 7050 bp.uid = pkg.applicationInfo.uid; 7051 bp.sourcePackage = p.info.packageName; 7052 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7053 if (r == null) { 7054 r = new StringBuilder(256); 7055 } else { 7056 r.append(' '); 7057 } 7058 r.append(p.info.name); 7059 } 7060 } else { 7061 Slog.w(TAG, "Permission " + p.info.name + " from package " 7062 + p.info.packageName + " ignored: base tree " 7063 + tree.name + " is from package " 7064 + tree.sourcePackage); 7065 } 7066 } else { 7067 Slog.w(TAG, "Permission " + p.info.name + " from package " 7068 + p.info.packageName + " ignored: original from " 7069 + bp.sourcePackage); 7070 } 7071 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7072 if (r == null) { 7073 r = new StringBuilder(256); 7074 } else { 7075 r.append(' '); 7076 } 7077 r.append("DUP:"); 7078 r.append(p.info.name); 7079 } 7080 if (bp.perm == p) { 7081 bp.protectionLevel = p.info.protectionLevel; 7082 } 7083 } 7084 7085 if (r != null) { 7086 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7087 } 7088 7089 N = pkg.instrumentation.size(); 7090 r = null; 7091 for (i=0; i<N; i++) { 7092 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7093 a.info.packageName = pkg.applicationInfo.packageName; 7094 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7095 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7096 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7097 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7098 a.info.dataDir = pkg.applicationInfo.dataDir; 7099 7100 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7101 // need other information about the application, like the ABI and what not ? 7102 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7103 mInstrumentation.put(a.getComponentName(), a); 7104 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7105 if (r == null) { 7106 r = new StringBuilder(256); 7107 } else { 7108 r.append(' '); 7109 } 7110 r.append(a.info.name); 7111 } 7112 } 7113 if (r != null) { 7114 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7115 } 7116 7117 if (pkg.protectedBroadcasts != null) { 7118 N = pkg.protectedBroadcasts.size(); 7119 for (i=0; i<N; i++) { 7120 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7121 } 7122 } 7123 7124 pkgSetting.setTimeStamp(scanFileTime); 7125 7126 // Create idmap files for pairs of (packages, overlay packages). 7127 // Note: "android", ie framework-res.apk, is handled by native layers. 7128 if (pkg.mOverlayTarget != null) { 7129 // This is an overlay package. 7130 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7131 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7132 mOverlays.put(pkg.mOverlayTarget, 7133 new ArrayMap<String, PackageParser.Package>()); 7134 } 7135 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7136 map.put(pkg.packageName, pkg); 7137 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7138 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7139 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7140 "scanPackageLI failed to createIdmap"); 7141 } 7142 } 7143 } else if (mOverlays.containsKey(pkg.packageName) && 7144 !pkg.packageName.equals("android")) { 7145 // This is a regular package, with one or more known overlay packages. 7146 createIdmapsForPackageLI(pkg); 7147 } 7148 } 7149 7150 return pkg; 7151 } 7152 7153 /** 7154 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7155 * is derived purely on the basis of the contents of {@code scanFile} and 7156 * {@code cpuAbiOverride}. 7157 * 7158 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7159 */ 7160 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7161 String cpuAbiOverride, boolean extractLibs) 7162 throws PackageManagerException { 7163 // TODO: We can probably be smarter about this stuff. For installed apps, 7164 // we can calculate this information at install time once and for all. For 7165 // system apps, we can probably assume that this information doesn't change 7166 // after the first boot scan. As things stand, we do lots of unnecessary work. 7167 7168 // Give ourselves some initial paths; we'll come back for another 7169 // pass once we've determined ABI below. 7170 setNativeLibraryPaths(pkg); 7171 7172 // We would never need to extract libs for forward-locked and external packages, 7173 // since the container service will do it for us. We shouldn't attempt to 7174 // extract libs from system app when it was not updated. 7175 if (pkg.isForwardLocked() || isExternal(pkg) || 7176 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7177 extractLibs = false; 7178 } 7179 7180 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7181 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7182 7183 NativeLibraryHelper.Handle handle = null; 7184 try { 7185 handle = NativeLibraryHelper.Handle.create(scanFile); 7186 // TODO(multiArch): This can be null for apps that didn't go through the 7187 // usual installation process. We can calculate it again, like we 7188 // do during install time. 7189 // 7190 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7191 // unnecessary. 7192 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7193 7194 // Null out the abis so that they can be recalculated. 7195 pkg.applicationInfo.primaryCpuAbi = null; 7196 pkg.applicationInfo.secondaryCpuAbi = null; 7197 if (isMultiArch(pkg.applicationInfo)) { 7198 // Warn if we've set an abiOverride for multi-lib packages.. 7199 // By definition, we need to copy both 32 and 64 bit libraries for 7200 // such packages. 7201 if (pkg.cpuAbiOverride != null 7202 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7203 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7204 } 7205 7206 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7207 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7208 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7209 if (extractLibs) { 7210 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7211 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7212 useIsaSpecificSubdirs); 7213 } else { 7214 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7215 } 7216 } 7217 7218 maybeThrowExceptionForMultiArchCopy( 7219 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7220 7221 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7222 if (extractLibs) { 7223 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7224 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7225 useIsaSpecificSubdirs); 7226 } else { 7227 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7228 } 7229 } 7230 7231 maybeThrowExceptionForMultiArchCopy( 7232 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7233 7234 if (abi64 >= 0) { 7235 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7236 } 7237 7238 if (abi32 >= 0) { 7239 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7240 if (abi64 >= 0) { 7241 pkg.applicationInfo.secondaryCpuAbi = abi; 7242 } else { 7243 pkg.applicationInfo.primaryCpuAbi = abi; 7244 } 7245 } 7246 } else { 7247 String[] abiList = (cpuAbiOverride != null) ? 7248 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7249 7250 // Enable gross and lame hacks for apps that are built with old 7251 // SDK tools. We must scan their APKs for renderscript bitcode and 7252 // not launch them if it's present. Don't bother checking on devices 7253 // that don't have 64 bit support. 7254 boolean needsRenderScriptOverride = false; 7255 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7256 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7257 abiList = Build.SUPPORTED_32_BIT_ABIS; 7258 needsRenderScriptOverride = true; 7259 } 7260 7261 final int copyRet; 7262 if (extractLibs) { 7263 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7264 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7265 } else { 7266 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7267 } 7268 7269 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7270 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7271 "Error unpackaging native libs for app, errorCode=" + copyRet); 7272 } 7273 7274 if (copyRet >= 0) { 7275 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7276 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7277 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7278 } else if (needsRenderScriptOverride) { 7279 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7280 } 7281 } 7282 } catch (IOException ioe) { 7283 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7284 } finally { 7285 IoUtils.closeQuietly(handle); 7286 } 7287 7288 // Now that we've calculated the ABIs and determined if it's an internal app, 7289 // we will go ahead and populate the nativeLibraryPath. 7290 setNativeLibraryPaths(pkg); 7291 } 7292 7293 /** 7294 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7295 * i.e, so that all packages can be run inside a single process if required. 7296 * 7297 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7298 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7299 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7300 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7301 * updating a package that belongs to a shared user. 7302 * 7303 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7304 * adds unnecessary complexity. 7305 */ 7306 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7307 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7308 String requiredInstructionSet = null; 7309 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7310 requiredInstructionSet = VMRuntime.getInstructionSet( 7311 scannedPackage.applicationInfo.primaryCpuAbi); 7312 } 7313 7314 PackageSetting requirer = null; 7315 for (PackageSetting ps : packagesForUser) { 7316 // If packagesForUser contains scannedPackage, we skip it. This will happen 7317 // when scannedPackage is an update of an existing package. Without this check, 7318 // we will never be able to change the ABI of any package belonging to a shared 7319 // user, even if it's compatible with other packages. 7320 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7321 if (ps.primaryCpuAbiString == null) { 7322 continue; 7323 } 7324 7325 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7326 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7327 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7328 // this but there's not much we can do. 7329 String errorMessage = "Instruction set mismatch, " 7330 + ((requirer == null) ? "[caller]" : requirer) 7331 + " requires " + requiredInstructionSet + " whereas " + ps 7332 + " requires " + instructionSet; 7333 Slog.w(TAG, errorMessage); 7334 } 7335 7336 if (requiredInstructionSet == null) { 7337 requiredInstructionSet = instructionSet; 7338 requirer = ps; 7339 } 7340 } 7341 } 7342 7343 if (requiredInstructionSet != null) { 7344 String adjustedAbi; 7345 if (requirer != null) { 7346 // requirer != null implies that either scannedPackage was null or that scannedPackage 7347 // did not require an ABI, in which case we have to adjust scannedPackage to match 7348 // the ABI of the set (which is the same as requirer's ABI) 7349 adjustedAbi = requirer.primaryCpuAbiString; 7350 if (scannedPackage != null) { 7351 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7352 } 7353 } else { 7354 // requirer == null implies that we're updating all ABIs in the set to 7355 // match scannedPackage. 7356 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7357 } 7358 7359 for (PackageSetting ps : packagesForUser) { 7360 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7361 if (ps.primaryCpuAbiString != null) { 7362 continue; 7363 } 7364 7365 ps.primaryCpuAbiString = adjustedAbi; 7366 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7367 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7368 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7369 7370 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7371 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7372 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7373 ps.primaryCpuAbiString = null; 7374 ps.pkg.applicationInfo.primaryCpuAbi = null; 7375 return; 7376 } else { 7377 mInstaller.rmdex(ps.codePathString, 7378 getDexCodeInstructionSet(getPreferredInstructionSet())); 7379 } 7380 } 7381 } 7382 } 7383 } 7384 } 7385 7386 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7387 synchronized (mPackages) { 7388 mResolverReplaced = true; 7389 // Set up information for custom user intent resolution activity. 7390 mResolveActivity.applicationInfo = pkg.applicationInfo; 7391 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7392 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7393 mResolveActivity.processName = pkg.applicationInfo.packageName; 7394 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7395 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7396 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7397 mResolveActivity.theme = 0; 7398 mResolveActivity.exported = true; 7399 mResolveActivity.enabled = true; 7400 mResolveInfo.activityInfo = mResolveActivity; 7401 mResolveInfo.priority = 0; 7402 mResolveInfo.preferredOrder = 0; 7403 mResolveInfo.match = 0; 7404 mResolveComponentName = mCustomResolverComponentName; 7405 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7406 mResolveComponentName); 7407 } 7408 } 7409 7410 private static String calculateBundledApkRoot(final String codePathString) { 7411 final File codePath = new File(codePathString); 7412 final File codeRoot; 7413 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7414 codeRoot = Environment.getRootDirectory(); 7415 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7416 codeRoot = Environment.getOemDirectory(); 7417 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7418 codeRoot = Environment.getVendorDirectory(); 7419 } else { 7420 // Unrecognized code path; take its top real segment as the apk root: 7421 // e.g. /something/app/blah.apk => /something 7422 try { 7423 File f = codePath.getCanonicalFile(); 7424 File parent = f.getParentFile(); // non-null because codePath is a file 7425 File tmp; 7426 while ((tmp = parent.getParentFile()) != null) { 7427 f = parent; 7428 parent = tmp; 7429 } 7430 codeRoot = f; 7431 Slog.w(TAG, "Unrecognized code path " 7432 + codePath + " - using " + codeRoot); 7433 } catch (IOException e) { 7434 // Can't canonicalize the code path -- shenanigans? 7435 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7436 return Environment.getRootDirectory().getPath(); 7437 } 7438 } 7439 return codeRoot.getPath(); 7440 } 7441 7442 /** 7443 * Derive and set the location of native libraries for the given package, 7444 * which varies depending on where and how the package was installed. 7445 */ 7446 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7447 final ApplicationInfo info = pkg.applicationInfo; 7448 final String codePath = pkg.codePath; 7449 final File codeFile = new File(codePath); 7450 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7451 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7452 7453 info.nativeLibraryRootDir = null; 7454 info.nativeLibraryRootRequiresIsa = false; 7455 info.nativeLibraryDir = null; 7456 info.secondaryNativeLibraryDir = null; 7457 7458 if (isApkFile(codeFile)) { 7459 // Monolithic install 7460 if (bundledApp) { 7461 // If "/system/lib64/apkname" exists, assume that is the per-package 7462 // native library directory to use; otherwise use "/system/lib/apkname". 7463 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7464 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7465 getPrimaryInstructionSet(info)); 7466 7467 // This is a bundled system app so choose the path based on the ABI. 7468 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7469 // is just the default path. 7470 final String apkName = deriveCodePathName(codePath); 7471 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7472 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7473 apkName).getAbsolutePath(); 7474 7475 if (info.secondaryCpuAbi != null) { 7476 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7477 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7478 secondaryLibDir, apkName).getAbsolutePath(); 7479 } 7480 } else if (asecApp) { 7481 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7482 .getAbsolutePath(); 7483 } else { 7484 final String apkName = deriveCodePathName(codePath); 7485 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7486 .getAbsolutePath(); 7487 } 7488 7489 info.nativeLibraryRootRequiresIsa = false; 7490 info.nativeLibraryDir = info.nativeLibraryRootDir; 7491 } else { 7492 // Cluster install 7493 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7494 info.nativeLibraryRootRequiresIsa = true; 7495 7496 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7497 getPrimaryInstructionSet(info)).getAbsolutePath(); 7498 7499 if (info.secondaryCpuAbi != null) { 7500 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7501 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7502 } 7503 } 7504 } 7505 7506 /** 7507 * Calculate the abis and roots for a bundled app. These can uniquely 7508 * be determined from the contents of the system partition, i.e whether 7509 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7510 * of this information, and instead assume that the system was built 7511 * sensibly. 7512 */ 7513 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7514 PackageSetting pkgSetting) { 7515 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7516 7517 // If "/system/lib64/apkname" exists, assume that is the per-package 7518 // native library directory to use; otherwise use "/system/lib/apkname". 7519 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7520 setBundledAppAbi(pkg, apkRoot, apkName); 7521 // pkgSetting might be null during rescan following uninstall of updates 7522 // to a bundled app, so accommodate that possibility. The settings in 7523 // that case will be established later from the parsed package. 7524 // 7525 // If the settings aren't null, sync them up with what we've just derived. 7526 // note that apkRoot isn't stored in the package settings. 7527 if (pkgSetting != null) { 7528 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7529 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7530 } 7531 } 7532 7533 /** 7534 * Deduces the ABI of a bundled app and sets the relevant fields on the 7535 * parsed pkg object. 7536 * 7537 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7538 * under which system libraries are installed. 7539 * @param apkName the name of the installed package. 7540 */ 7541 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7542 final File codeFile = new File(pkg.codePath); 7543 7544 final boolean has64BitLibs; 7545 final boolean has32BitLibs; 7546 if (isApkFile(codeFile)) { 7547 // Monolithic install 7548 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7549 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7550 } else { 7551 // Cluster install 7552 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7553 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7554 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7555 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7556 has64BitLibs = (new File(rootDir, isa)).exists(); 7557 } else { 7558 has64BitLibs = false; 7559 } 7560 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7561 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7562 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7563 has32BitLibs = (new File(rootDir, isa)).exists(); 7564 } else { 7565 has32BitLibs = false; 7566 } 7567 } 7568 7569 if (has64BitLibs && !has32BitLibs) { 7570 // The package has 64 bit libs, but not 32 bit libs. Its primary 7571 // ABI should be 64 bit. We can safely assume here that the bundled 7572 // native libraries correspond to the most preferred ABI in the list. 7573 7574 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7575 pkg.applicationInfo.secondaryCpuAbi = null; 7576 } else if (has32BitLibs && !has64BitLibs) { 7577 // The package has 32 bit libs but not 64 bit libs. Its primary 7578 // ABI should be 32 bit. 7579 7580 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7581 pkg.applicationInfo.secondaryCpuAbi = null; 7582 } else if (has32BitLibs && has64BitLibs) { 7583 // The application has both 64 and 32 bit bundled libraries. We check 7584 // here that the app declares multiArch support, and warn if it doesn't. 7585 // 7586 // We will be lenient here and record both ABIs. The primary will be the 7587 // ABI that's higher on the list, i.e, a device that's configured to prefer 7588 // 64 bit apps will see a 64 bit primary ABI, 7589 7590 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7591 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7592 } 7593 7594 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7595 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7596 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7597 } else { 7598 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7599 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7600 } 7601 } else { 7602 pkg.applicationInfo.primaryCpuAbi = null; 7603 pkg.applicationInfo.secondaryCpuAbi = null; 7604 } 7605 } 7606 7607 private void killApplication(String pkgName, int appId, String reason) { 7608 // Request the ActivityManager to kill the process(only for existing packages) 7609 // so that we do not end up in a confused state while the user is still using the older 7610 // version of the application while the new one gets installed. 7611 IActivityManager am = ActivityManagerNative.getDefault(); 7612 if (am != null) { 7613 try { 7614 am.killApplicationWithAppId(pkgName, appId, reason); 7615 } catch (RemoteException e) { 7616 } 7617 } 7618 } 7619 7620 void removePackageLI(PackageSetting ps, boolean chatty) { 7621 if (DEBUG_INSTALL) { 7622 if (chatty) 7623 Log.d(TAG, "Removing package " + ps.name); 7624 } 7625 7626 // writer 7627 synchronized (mPackages) { 7628 mPackages.remove(ps.name); 7629 final PackageParser.Package pkg = ps.pkg; 7630 if (pkg != null) { 7631 cleanPackageDataStructuresLILPw(pkg, chatty); 7632 } 7633 } 7634 } 7635 7636 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7637 if (DEBUG_INSTALL) { 7638 if (chatty) 7639 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7640 } 7641 7642 // writer 7643 synchronized (mPackages) { 7644 mPackages.remove(pkg.applicationInfo.packageName); 7645 cleanPackageDataStructuresLILPw(pkg, chatty); 7646 } 7647 } 7648 7649 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7650 int N = pkg.providers.size(); 7651 StringBuilder r = null; 7652 int i; 7653 for (i=0; i<N; i++) { 7654 PackageParser.Provider p = pkg.providers.get(i); 7655 mProviders.removeProvider(p); 7656 if (p.info.authority == null) { 7657 7658 /* There was another ContentProvider with this authority when 7659 * this app was installed so this authority is null, 7660 * Ignore it as we don't have to unregister the provider. 7661 */ 7662 continue; 7663 } 7664 String names[] = p.info.authority.split(";"); 7665 for (int j = 0; j < names.length; j++) { 7666 if (mProvidersByAuthority.get(names[j]) == p) { 7667 mProvidersByAuthority.remove(names[j]); 7668 if (DEBUG_REMOVE) { 7669 if (chatty) 7670 Log.d(TAG, "Unregistered content provider: " + names[j] 7671 + ", className = " + p.info.name + ", isSyncable = " 7672 + p.info.isSyncable); 7673 } 7674 } 7675 } 7676 if (DEBUG_REMOVE && chatty) { 7677 if (r == null) { 7678 r = new StringBuilder(256); 7679 } else { 7680 r.append(' '); 7681 } 7682 r.append(p.info.name); 7683 } 7684 } 7685 if (r != null) { 7686 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7687 } 7688 7689 N = pkg.services.size(); 7690 r = null; 7691 for (i=0; i<N; i++) { 7692 PackageParser.Service s = pkg.services.get(i); 7693 mServices.removeService(s); 7694 if (chatty) { 7695 if (r == null) { 7696 r = new StringBuilder(256); 7697 } else { 7698 r.append(' '); 7699 } 7700 r.append(s.info.name); 7701 } 7702 } 7703 if (r != null) { 7704 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7705 } 7706 7707 N = pkg.receivers.size(); 7708 r = null; 7709 for (i=0; i<N; i++) { 7710 PackageParser.Activity a = pkg.receivers.get(i); 7711 mReceivers.removeActivity(a, "receiver"); 7712 if (DEBUG_REMOVE && chatty) { 7713 if (r == null) { 7714 r = new StringBuilder(256); 7715 } else { 7716 r.append(' '); 7717 } 7718 r.append(a.info.name); 7719 } 7720 } 7721 if (r != null) { 7722 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7723 } 7724 7725 N = pkg.activities.size(); 7726 r = null; 7727 for (i=0; i<N; i++) { 7728 PackageParser.Activity a = pkg.activities.get(i); 7729 mActivities.removeActivity(a, "activity"); 7730 if (DEBUG_REMOVE && chatty) { 7731 if (r == null) { 7732 r = new StringBuilder(256); 7733 } else { 7734 r.append(' '); 7735 } 7736 r.append(a.info.name); 7737 } 7738 } 7739 if (r != null) { 7740 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7741 } 7742 7743 N = pkg.permissions.size(); 7744 r = null; 7745 for (i=0; i<N; i++) { 7746 PackageParser.Permission p = pkg.permissions.get(i); 7747 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7748 if (bp == null) { 7749 bp = mSettings.mPermissionTrees.get(p.info.name); 7750 } 7751 if (bp != null && bp.perm == p) { 7752 bp.perm = null; 7753 if (DEBUG_REMOVE && chatty) { 7754 if (r == null) { 7755 r = new StringBuilder(256); 7756 } else { 7757 r.append(' '); 7758 } 7759 r.append(p.info.name); 7760 } 7761 } 7762 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7763 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7764 if (appOpPerms != null) { 7765 appOpPerms.remove(pkg.packageName); 7766 } 7767 } 7768 } 7769 if (r != null) { 7770 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7771 } 7772 7773 N = pkg.requestedPermissions.size(); 7774 r = null; 7775 for (i=0; i<N; i++) { 7776 String perm = pkg.requestedPermissions.get(i); 7777 BasePermission bp = mSettings.mPermissions.get(perm); 7778 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7779 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7780 if (appOpPerms != null) { 7781 appOpPerms.remove(pkg.packageName); 7782 if (appOpPerms.isEmpty()) { 7783 mAppOpPermissionPackages.remove(perm); 7784 } 7785 } 7786 } 7787 } 7788 if (r != null) { 7789 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7790 } 7791 7792 N = pkg.instrumentation.size(); 7793 r = null; 7794 for (i=0; i<N; i++) { 7795 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7796 mInstrumentation.remove(a.getComponentName()); 7797 if (DEBUG_REMOVE && chatty) { 7798 if (r == null) { 7799 r = new StringBuilder(256); 7800 } else { 7801 r.append(' '); 7802 } 7803 r.append(a.info.name); 7804 } 7805 } 7806 if (r != null) { 7807 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7808 } 7809 7810 r = null; 7811 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7812 // Only system apps can hold shared libraries. 7813 if (pkg.libraryNames != null) { 7814 for (i=0; i<pkg.libraryNames.size(); i++) { 7815 String name = pkg.libraryNames.get(i); 7816 SharedLibraryEntry cur = mSharedLibraries.get(name); 7817 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7818 mSharedLibraries.remove(name); 7819 if (DEBUG_REMOVE && chatty) { 7820 if (r == null) { 7821 r = new StringBuilder(256); 7822 } else { 7823 r.append(' '); 7824 } 7825 r.append(name); 7826 } 7827 } 7828 } 7829 } 7830 } 7831 if (r != null) { 7832 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7833 } 7834 } 7835 7836 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7837 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7838 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7839 return true; 7840 } 7841 } 7842 return false; 7843 } 7844 7845 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7846 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7847 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7848 7849 private void updatePermissionsLPw(String changingPkg, 7850 PackageParser.Package pkgInfo, int flags) { 7851 // Make sure there are no dangling permission trees. 7852 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7853 while (it.hasNext()) { 7854 final BasePermission bp = it.next(); 7855 if (bp.packageSetting == null) { 7856 // We may not yet have parsed the package, so just see if 7857 // we still know about its settings. 7858 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7859 } 7860 if (bp.packageSetting == null) { 7861 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7862 + " from package " + bp.sourcePackage); 7863 it.remove(); 7864 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7865 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7866 Slog.i(TAG, "Removing old permission tree: " + bp.name 7867 + " from package " + bp.sourcePackage); 7868 flags |= UPDATE_PERMISSIONS_ALL; 7869 it.remove(); 7870 } 7871 } 7872 } 7873 7874 // Make sure all dynamic permissions have been assigned to a package, 7875 // and make sure there are no dangling permissions. 7876 it = mSettings.mPermissions.values().iterator(); 7877 while (it.hasNext()) { 7878 final BasePermission bp = it.next(); 7879 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7880 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7881 + bp.name + " pkg=" + bp.sourcePackage 7882 + " info=" + bp.pendingInfo); 7883 if (bp.packageSetting == null && bp.pendingInfo != null) { 7884 final BasePermission tree = findPermissionTreeLP(bp.name); 7885 if (tree != null && tree.perm != null) { 7886 bp.packageSetting = tree.packageSetting; 7887 bp.perm = new PackageParser.Permission(tree.perm.owner, 7888 new PermissionInfo(bp.pendingInfo)); 7889 bp.perm.info.packageName = tree.perm.info.packageName; 7890 bp.perm.info.name = bp.name; 7891 bp.uid = tree.uid; 7892 } 7893 } 7894 } 7895 if (bp.packageSetting == null) { 7896 // We may not yet have parsed the package, so just see if 7897 // we still know about its settings. 7898 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7899 } 7900 if (bp.packageSetting == null) { 7901 Slog.w(TAG, "Removing dangling permission: " + bp.name 7902 + " from package " + bp.sourcePackage); 7903 it.remove(); 7904 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7905 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7906 Slog.i(TAG, "Removing old permission: " + bp.name 7907 + " from package " + bp.sourcePackage); 7908 flags |= UPDATE_PERMISSIONS_ALL; 7909 it.remove(); 7910 } 7911 } 7912 } 7913 7914 // Now update the permissions for all packages, in particular 7915 // replace the granted permissions of the system packages. 7916 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7917 for (PackageParser.Package pkg : mPackages.values()) { 7918 if (pkg != pkgInfo) { 7919 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7920 changingPkg); 7921 } 7922 } 7923 } 7924 7925 if (pkgInfo != null) { 7926 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7927 } 7928 } 7929 7930 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7931 String packageOfInterest) { 7932 // IMPORTANT: There are two types of permissions: install and runtime. 7933 // Install time permissions are granted when the app is installed to 7934 // all device users and users added in the future. Runtime permissions 7935 // are granted at runtime explicitly to specific users. Normal and signature 7936 // protected permissions are install time permissions. Dangerous permissions 7937 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7938 // otherwise they are runtime permissions. This function does not manage 7939 // runtime permissions except for the case an app targeting Lollipop MR1 7940 // being upgraded to target a newer SDK, in which case dangerous permissions 7941 // are transformed from install time to runtime ones. 7942 7943 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7944 if (ps == null) { 7945 return; 7946 } 7947 7948 PermissionsState permissionsState = ps.getPermissionsState(); 7949 PermissionsState origPermissions = permissionsState; 7950 7951 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7952 7953 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7954 7955 boolean changedInstallPermission = false; 7956 7957 if (replace) { 7958 ps.installPermissionsFixed = false; 7959 if (!ps.isSharedUser()) { 7960 origPermissions = new PermissionsState(permissionsState); 7961 permissionsState.reset(); 7962 } 7963 } 7964 7965 permissionsState.setGlobalGids(mGlobalGids); 7966 7967 final int N = pkg.requestedPermissions.size(); 7968 for (int i=0; i<N; i++) { 7969 final String name = pkg.requestedPermissions.get(i); 7970 final BasePermission bp = mSettings.mPermissions.get(name); 7971 7972 if (DEBUG_INSTALL) { 7973 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7974 } 7975 7976 if (bp == null || bp.packageSetting == null) { 7977 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7978 Slog.w(TAG, "Unknown permission " + name 7979 + " in package " + pkg.packageName); 7980 } 7981 continue; 7982 } 7983 7984 final String perm = bp.name; 7985 boolean allowedSig = false; 7986 int grant = GRANT_DENIED; 7987 7988 // Keep track of app op permissions. 7989 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7990 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7991 if (pkgs == null) { 7992 pkgs = new ArraySet<>(); 7993 mAppOpPermissionPackages.put(bp.name, pkgs); 7994 } 7995 pkgs.add(pkg.packageName); 7996 } 7997 7998 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7999 switch (level) { 8000 case PermissionInfo.PROTECTION_NORMAL: { 8001 // For all apps normal permissions are install time ones. 8002 grant = GRANT_INSTALL; 8003 } break; 8004 8005 case PermissionInfo.PROTECTION_DANGEROUS: { 8006 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8007 // For legacy apps dangerous permissions are install time ones. 8008 grant = GRANT_INSTALL_LEGACY; 8009 } else if (origPermissions.hasInstallPermission(bp.name)) { 8010 // For legacy apps that became modern, install becomes runtime. 8011 grant = GRANT_UPGRADE; 8012 } else { 8013 // For modern apps keep runtime permissions unchanged. 8014 grant = GRANT_RUNTIME; 8015 } 8016 } break; 8017 8018 case PermissionInfo.PROTECTION_SIGNATURE: { 8019 // For all apps signature permissions are install time ones. 8020 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8021 if (allowedSig) { 8022 grant = GRANT_INSTALL; 8023 } 8024 } break; 8025 } 8026 8027 if (DEBUG_INSTALL) { 8028 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8029 } 8030 8031 if (grant != GRANT_DENIED) { 8032 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8033 // If this is an existing, non-system package, then 8034 // we can't add any new permissions to it. 8035 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8036 // Except... if this is a permission that was added 8037 // to the platform (note: need to only do this when 8038 // updating the platform). 8039 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8040 grant = GRANT_DENIED; 8041 } 8042 } 8043 } 8044 8045 switch (grant) { 8046 case GRANT_INSTALL: { 8047 // Revoke this as runtime permission to handle the case of 8048 // a runtime permission being downgraded to an install one. 8049 for (int userId : UserManagerService.getInstance().getUserIds()) { 8050 if (origPermissions.getRuntimePermissionState( 8051 bp.name, userId) != null) { 8052 // Revoke the runtime permission and clear the flags. 8053 origPermissions.revokeRuntimePermission(bp, userId); 8054 origPermissions.updatePermissionFlags(bp, userId, 8055 PackageManager.MASK_PERMISSION_FLAGS, 0); 8056 // If we revoked a permission permission, we have to write. 8057 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8058 changedRuntimePermissionUserIds, userId); 8059 } 8060 } 8061 // Grant an install permission. 8062 if (permissionsState.grantInstallPermission(bp) != 8063 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8064 changedInstallPermission = true; 8065 } 8066 } break; 8067 8068 case GRANT_INSTALL_LEGACY: { 8069 // Grant an install permission. 8070 if (permissionsState.grantInstallPermission(bp) != 8071 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8072 changedInstallPermission = true; 8073 } 8074 } break; 8075 8076 case GRANT_RUNTIME: { 8077 // Grant previously granted runtime permissions. 8078 for (int userId : UserManagerService.getInstance().getUserIds()) { 8079 PermissionState permissionState = origPermissions 8080 .getRuntimePermissionState(bp.name, userId); 8081 final int flags = permissionState != null 8082 ? permissionState.getFlags() : 0; 8083 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8084 if (permissionsState.grantRuntimePermission(bp, userId) == 8085 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8086 // If we cannot put the permission as it was, we have to write. 8087 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8088 changedRuntimePermissionUserIds, userId); 8089 } 8090 } 8091 // Propagate the permission flags. 8092 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8093 } 8094 } break; 8095 8096 case GRANT_UPGRADE: { 8097 // Grant runtime permissions for a previously held install permission. 8098 PermissionState permissionState = origPermissions 8099 .getInstallPermissionState(bp.name); 8100 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8101 8102 if (origPermissions.revokeInstallPermission(bp) 8103 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8104 // We will be transferring the permission flags, so clear them. 8105 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8106 PackageManager.MASK_PERMISSION_FLAGS, 0); 8107 changedInstallPermission = true; 8108 } 8109 8110 // If the permission is not to be promoted to runtime we ignore it and 8111 // also its other flags as they are not applicable to install permissions. 8112 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8113 for (int userId : currentUserIds) { 8114 if (permissionsState.grantRuntimePermission(bp, userId) != 8115 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8116 // Transfer the permission flags. 8117 permissionsState.updatePermissionFlags(bp, userId, 8118 flags, flags); 8119 // If we granted the permission, we have to write. 8120 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8121 changedRuntimePermissionUserIds, userId); 8122 } 8123 } 8124 } 8125 } break; 8126 8127 default: { 8128 if (packageOfInterest == null 8129 || packageOfInterest.equals(pkg.packageName)) { 8130 Slog.w(TAG, "Not granting permission " + perm 8131 + " to package " + pkg.packageName 8132 + " because it was previously installed without"); 8133 } 8134 } break; 8135 } 8136 } else { 8137 if (permissionsState.revokeInstallPermission(bp) != 8138 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8139 // Also drop the permission flags. 8140 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8141 PackageManager.MASK_PERMISSION_FLAGS, 0); 8142 changedInstallPermission = true; 8143 Slog.i(TAG, "Un-granting permission " + perm 8144 + " from package " + pkg.packageName 8145 + " (protectionLevel=" + bp.protectionLevel 8146 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8147 + ")"); 8148 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8149 // Don't print warning for app op permissions, since it is fine for them 8150 // not to be granted, there is a UI for the user to decide. 8151 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8152 Slog.w(TAG, "Not granting permission " + perm 8153 + " to package " + pkg.packageName 8154 + " (protectionLevel=" + bp.protectionLevel 8155 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8156 + ")"); 8157 } 8158 } 8159 } 8160 } 8161 8162 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8163 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8164 // This is the first that we have heard about this package, so the 8165 // permissions we have now selected are fixed until explicitly 8166 // changed. 8167 ps.installPermissionsFixed = true; 8168 } 8169 8170 // Persist the runtime permissions state for users with changes. 8171 for (int userId : changedRuntimePermissionUserIds) { 8172 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8173 } 8174 } 8175 8176 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8177 boolean allowed = false; 8178 final int NP = PackageParser.NEW_PERMISSIONS.length; 8179 for (int ip=0; ip<NP; ip++) { 8180 final PackageParser.NewPermissionInfo npi 8181 = PackageParser.NEW_PERMISSIONS[ip]; 8182 if (npi.name.equals(perm) 8183 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8184 allowed = true; 8185 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8186 + pkg.packageName); 8187 break; 8188 } 8189 } 8190 return allowed; 8191 } 8192 8193 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8194 BasePermission bp, PermissionsState origPermissions) { 8195 boolean allowed; 8196 allowed = (compareSignatures( 8197 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8198 == PackageManager.SIGNATURE_MATCH) 8199 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8200 == PackageManager.SIGNATURE_MATCH); 8201 if (!allowed && (bp.protectionLevel 8202 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8203 if (isSystemApp(pkg)) { 8204 // For updated system applications, a system permission 8205 // is granted only if it had been defined by the original application. 8206 if (pkg.isUpdatedSystemApp()) { 8207 final PackageSetting sysPs = mSettings 8208 .getDisabledSystemPkgLPr(pkg.packageName); 8209 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8210 // If the original was granted this permission, we take 8211 // that grant decision as read and propagate it to the 8212 // update. 8213 if (sysPs.isPrivileged()) { 8214 allowed = true; 8215 } 8216 } else { 8217 // The system apk may have been updated with an older 8218 // version of the one on the data partition, but which 8219 // granted a new system permission that it didn't have 8220 // before. In this case we do want to allow the app to 8221 // now get the new permission if the ancestral apk is 8222 // privileged to get it. 8223 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8224 for (int j=0; 8225 j<sysPs.pkg.requestedPermissions.size(); j++) { 8226 if (perm.equals( 8227 sysPs.pkg.requestedPermissions.get(j))) { 8228 allowed = true; 8229 break; 8230 } 8231 } 8232 } 8233 } 8234 } else { 8235 allowed = isPrivilegedApp(pkg); 8236 } 8237 } 8238 } 8239 if (!allowed && (bp.protectionLevel 8240 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8241 // For development permissions, a development permission 8242 // is granted only if it was already granted. 8243 allowed = origPermissions.hasInstallPermission(perm); 8244 } 8245 return allowed; 8246 } 8247 8248 final class ActivityIntentResolver 8249 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8250 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8251 boolean defaultOnly, int userId) { 8252 if (!sUserManager.exists(userId)) return null; 8253 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8254 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8255 } 8256 8257 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8258 int userId) { 8259 if (!sUserManager.exists(userId)) return null; 8260 mFlags = flags; 8261 return super.queryIntent(intent, resolvedType, 8262 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8263 } 8264 8265 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8266 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8267 if (!sUserManager.exists(userId)) return null; 8268 if (packageActivities == null) { 8269 return null; 8270 } 8271 mFlags = flags; 8272 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8273 final int N = packageActivities.size(); 8274 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8275 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8276 8277 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8278 for (int i = 0; i < N; ++i) { 8279 intentFilters = packageActivities.get(i).intents; 8280 if (intentFilters != null && intentFilters.size() > 0) { 8281 PackageParser.ActivityIntentInfo[] array = 8282 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8283 intentFilters.toArray(array); 8284 listCut.add(array); 8285 } 8286 } 8287 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8288 } 8289 8290 public final void addActivity(PackageParser.Activity a, String type) { 8291 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8292 mActivities.put(a.getComponentName(), a); 8293 if (DEBUG_SHOW_INFO) 8294 Log.v( 8295 TAG, " " + type + " " + 8296 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8297 if (DEBUG_SHOW_INFO) 8298 Log.v(TAG, " Class=" + a.info.name); 8299 final int NI = a.intents.size(); 8300 for (int j=0; j<NI; j++) { 8301 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8302 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8303 intent.setPriority(0); 8304 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8305 + a.className + " with priority > 0, forcing to 0"); 8306 } 8307 if (DEBUG_SHOW_INFO) { 8308 Log.v(TAG, " IntentFilter:"); 8309 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8310 } 8311 if (!intent.debugCheck()) { 8312 Log.w(TAG, "==> For Activity " + a.info.name); 8313 } 8314 addFilter(intent); 8315 } 8316 } 8317 8318 public final void removeActivity(PackageParser.Activity a, String type) { 8319 mActivities.remove(a.getComponentName()); 8320 if (DEBUG_SHOW_INFO) { 8321 Log.v(TAG, " " + type + " " 8322 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8323 : a.info.name) + ":"); 8324 Log.v(TAG, " Class=" + a.info.name); 8325 } 8326 final int NI = a.intents.size(); 8327 for (int j=0; j<NI; j++) { 8328 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8329 if (DEBUG_SHOW_INFO) { 8330 Log.v(TAG, " IntentFilter:"); 8331 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8332 } 8333 removeFilter(intent); 8334 } 8335 } 8336 8337 @Override 8338 protected boolean allowFilterResult( 8339 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8340 ActivityInfo filterAi = filter.activity.info; 8341 for (int i=dest.size()-1; i>=0; i--) { 8342 ActivityInfo destAi = dest.get(i).activityInfo; 8343 if (destAi.name == filterAi.name 8344 && destAi.packageName == filterAi.packageName) { 8345 return false; 8346 } 8347 } 8348 return true; 8349 } 8350 8351 @Override 8352 protected ActivityIntentInfo[] newArray(int size) { 8353 return new ActivityIntentInfo[size]; 8354 } 8355 8356 @Override 8357 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8358 if (!sUserManager.exists(userId)) return true; 8359 PackageParser.Package p = filter.activity.owner; 8360 if (p != null) { 8361 PackageSetting ps = (PackageSetting)p.mExtras; 8362 if (ps != null) { 8363 // System apps are never considered stopped for purposes of 8364 // filtering, because there may be no way for the user to 8365 // actually re-launch them. 8366 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8367 && ps.getStopped(userId); 8368 } 8369 } 8370 return false; 8371 } 8372 8373 @Override 8374 protected boolean isPackageForFilter(String packageName, 8375 PackageParser.ActivityIntentInfo info) { 8376 return packageName.equals(info.activity.owner.packageName); 8377 } 8378 8379 @Override 8380 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8381 int match, int userId) { 8382 if (!sUserManager.exists(userId)) return null; 8383 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8384 return null; 8385 } 8386 final PackageParser.Activity activity = info.activity; 8387 if (mSafeMode && (activity.info.applicationInfo.flags 8388 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8389 return null; 8390 } 8391 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8392 if (ps == null) { 8393 return null; 8394 } 8395 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8396 ps.readUserState(userId), userId); 8397 if (ai == null) { 8398 return null; 8399 } 8400 final ResolveInfo res = new ResolveInfo(); 8401 res.activityInfo = ai; 8402 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8403 res.filter = info; 8404 } 8405 if (info != null) { 8406 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8407 } 8408 res.priority = info.getPriority(); 8409 res.preferredOrder = activity.owner.mPreferredOrder; 8410 //System.out.println("Result: " + res.activityInfo.className + 8411 // " = " + res.priority); 8412 res.match = match; 8413 res.isDefault = info.hasDefault; 8414 res.labelRes = info.labelRes; 8415 res.nonLocalizedLabel = info.nonLocalizedLabel; 8416 if (userNeedsBadging(userId)) { 8417 res.noResourceId = true; 8418 } else { 8419 res.icon = info.icon; 8420 } 8421 res.iconResourceId = info.icon; 8422 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8423 return res; 8424 } 8425 8426 @Override 8427 protected void sortResults(List<ResolveInfo> results) { 8428 Collections.sort(results, mResolvePrioritySorter); 8429 } 8430 8431 @Override 8432 protected void dumpFilter(PrintWriter out, String prefix, 8433 PackageParser.ActivityIntentInfo filter) { 8434 out.print(prefix); out.print( 8435 Integer.toHexString(System.identityHashCode(filter.activity))); 8436 out.print(' '); 8437 filter.activity.printComponentShortName(out); 8438 out.print(" filter "); 8439 out.println(Integer.toHexString(System.identityHashCode(filter))); 8440 } 8441 8442 @Override 8443 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8444 return filter.activity; 8445 } 8446 8447 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8448 PackageParser.Activity activity = (PackageParser.Activity)label; 8449 out.print(prefix); out.print( 8450 Integer.toHexString(System.identityHashCode(activity))); 8451 out.print(' '); 8452 activity.printComponentShortName(out); 8453 if (count > 1) { 8454 out.print(" ("); out.print(count); out.print(" filters)"); 8455 } 8456 out.println(); 8457 } 8458 8459// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8460// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8461// final List<ResolveInfo> retList = Lists.newArrayList(); 8462// while (i.hasNext()) { 8463// final ResolveInfo resolveInfo = i.next(); 8464// if (isEnabledLP(resolveInfo.activityInfo)) { 8465// retList.add(resolveInfo); 8466// } 8467// } 8468// return retList; 8469// } 8470 8471 // Keys are String (activity class name), values are Activity. 8472 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8473 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8474 private int mFlags; 8475 } 8476 8477 private final class ServiceIntentResolver 8478 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8479 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8480 boolean defaultOnly, int userId) { 8481 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8482 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8483 } 8484 8485 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8486 int userId) { 8487 if (!sUserManager.exists(userId)) return null; 8488 mFlags = flags; 8489 return super.queryIntent(intent, resolvedType, 8490 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8491 } 8492 8493 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8494 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8495 if (!sUserManager.exists(userId)) return null; 8496 if (packageServices == null) { 8497 return null; 8498 } 8499 mFlags = flags; 8500 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8501 final int N = packageServices.size(); 8502 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8503 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8504 8505 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8506 for (int i = 0; i < N; ++i) { 8507 intentFilters = packageServices.get(i).intents; 8508 if (intentFilters != null && intentFilters.size() > 0) { 8509 PackageParser.ServiceIntentInfo[] array = 8510 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8511 intentFilters.toArray(array); 8512 listCut.add(array); 8513 } 8514 } 8515 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8516 } 8517 8518 public final void addService(PackageParser.Service s) { 8519 mServices.put(s.getComponentName(), s); 8520 if (DEBUG_SHOW_INFO) { 8521 Log.v(TAG, " " 8522 + (s.info.nonLocalizedLabel != null 8523 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8524 Log.v(TAG, " Class=" + s.info.name); 8525 } 8526 final int NI = s.intents.size(); 8527 int j; 8528 for (j=0; j<NI; j++) { 8529 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8530 if (DEBUG_SHOW_INFO) { 8531 Log.v(TAG, " IntentFilter:"); 8532 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8533 } 8534 if (!intent.debugCheck()) { 8535 Log.w(TAG, "==> For Service " + s.info.name); 8536 } 8537 addFilter(intent); 8538 } 8539 } 8540 8541 public final void removeService(PackageParser.Service s) { 8542 mServices.remove(s.getComponentName()); 8543 if (DEBUG_SHOW_INFO) { 8544 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8545 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8546 Log.v(TAG, " Class=" + s.info.name); 8547 } 8548 final int NI = s.intents.size(); 8549 int j; 8550 for (j=0; j<NI; j++) { 8551 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8552 if (DEBUG_SHOW_INFO) { 8553 Log.v(TAG, " IntentFilter:"); 8554 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8555 } 8556 removeFilter(intent); 8557 } 8558 } 8559 8560 @Override 8561 protected boolean allowFilterResult( 8562 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8563 ServiceInfo filterSi = filter.service.info; 8564 for (int i=dest.size()-1; i>=0; i--) { 8565 ServiceInfo destAi = dest.get(i).serviceInfo; 8566 if (destAi.name == filterSi.name 8567 && destAi.packageName == filterSi.packageName) { 8568 return false; 8569 } 8570 } 8571 return true; 8572 } 8573 8574 @Override 8575 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8576 return new PackageParser.ServiceIntentInfo[size]; 8577 } 8578 8579 @Override 8580 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8581 if (!sUserManager.exists(userId)) return true; 8582 PackageParser.Package p = filter.service.owner; 8583 if (p != null) { 8584 PackageSetting ps = (PackageSetting)p.mExtras; 8585 if (ps != null) { 8586 // System apps are never considered stopped for purposes of 8587 // filtering, because there may be no way for the user to 8588 // actually re-launch them. 8589 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8590 && ps.getStopped(userId); 8591 } 8592 } 8593 return false; 8594 } 8595 8596 @Override 8597 protected boolean isPackageForFilter(String packageName, 8598 PackageParser.ServiceIntentInfo info) { 8599 return packageName.equals(info.service.owner.packageName); 8600 } 8601 8602 @Override 8603 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8604 int match, int userId) { 8605 if (!sUserManager.exists(userId)) return null; 8606 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8607 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8608 return null; 8609 } 8610 final PackageParser.Service service = info.service; 8611 if (mSafeMode && (service.info.applicationInfo.flags 8612 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8613 return null; 8614 } 8615 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8616 if (ps == null) { 8617 return null; 8618 } 8619 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8620 ps.readUserState(userId), userId); 8621 if (si == null) { 8622 return null; 8623 } 8624 final ResolveInfo res = new ResolveInfo(); 8625 res.serviceInfo = si; 8626 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8627 res.filter = filter; 8628 } 8629 res.priority = info.getPriority(); 8630 res.preferredOrder = service.owner.mPreferredOrder; 8631 res.match = match; 8632 res.isDefault = info.hasDefault; 8633 res.labelRes = info.labelRes; 8634 res.nonLocalizedLabel = info.nonLocalizedLabel; 8635 res.icon = info.icon; 8636 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8637 return res; 8638 } 8639 8640 @Override 8641 protected void sortResults(List<ResolveInfo> results) { 8642 Collections.sort(results, mResolvePrioritySorter); 8643 } 8644 8645 @Override 8646 protected void dumpFilter(PrintWriter out, String prefix, 8647 PackageParser.ServiceIntentInfo filter) { 8648 out.print(prefix); out.print( 8649 Integer.toHexString(System.identityHashCode(filter.service))); 8650 out.print(' '); 8651 filter.service.printComponentShortName(out); 8652 out.print(" filter "); 8653 out.println(Integer.toHexString(System.identityHashCode(filter))); 8654 } 8655 8656 @Override 8657 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8658 return filter.service; 8659 } 8660 8661 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8662 PackageParser.Service service = (PackageParser.Service)label; 8663 out.print(prefix); out.print( 8664 Integer.toHexString(System.identityHashCode(service))); 8665 out.print(' '); 8666 service.printComponentShortName(out); 8667 if (count > 1) { 8668 out.print(" ("); out.print(count); out.print(" filters)"); 8669 } 8670 out.println(); 8671 } 8672 8673// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8674// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8675// final List<ResolveInfo> retList = Lists.newArrayList(); 8676// while (i.hasNext()) { 8677// final ResolveInfo resolveInfo = (ResolveInfo) i; 8678// if (isEnabledLP(resolveInfo.serviceInfo)) { 8679// retList.add(resolveInfo); 8680// } 8681// } 8682// return retList; 8683// } 8684 8685 // Keys are String (activity class name), values are Activity. 8686 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8687 = new ArrayMap<ComponentName, PackageParser.Service>(); 8688 private int mFlags; 8689 }; 8690 8691 private final class ProviderIntentResolver 8692 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8693 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8694 boolean defaultOnly, int userId) { 8695 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8696 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8697 } 8698 8699 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8700 int userId) { 8701 if (!sUserManager.exists(userId)) 8702 return null; 8703 mFlags = flags; 8704 return super.queryIntent(intent, resolvedType, 8705 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8706 } 8707 8708 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8709 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8710 if (!sUserManager.exists(userId)) 8711 return null; 8712 if (packageProviders == null) { 8713 return null; 8714 } 8715 mFlags = flags; 8716 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8717 final int N = packageProviders.size(); 8718 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8719 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8720 8721 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8722 for (int i = 0; i < N; ++i) { 8723 intentFilters = packageProviders.get(i).intents; 8724 if (intentFilters != null && intentFilters.size() > 0) { 8725 PackageParser.ProviderIntentInfo[] array = 8726 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8727 intentFilters.toArray(array); 8728 listCut.add(array); 8729 } 8730 } 8731 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8732 } 8733 8734 public final void addProvider(PackageParser.Provider p) { 8735 if (mProviders.containsKey(p.getComponentName())) { 8736 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8737 return; 8738 } 8739 8740 mProviders.put(p.getComponentName(), p); 8741 if (DEBUG_SHOW_INFO) { 8742 Log.v(TAG, " " 8743 + (p.info.nonLocalizedLabel != null 8744 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8745 Log.v(TAG, " Class=" + p.info.name); 8746 } 8747 final int NI = p.intents.size(); 8748 int j; 8749 for (j = 0; j < NI; j++) { 8750 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8751 if (DEBUG_SHOW_INFO) { 8752 Log.v(TAG, " IntentFilter:"); 8753 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8754 } 8755 if (!intent.debugCheck()) { 8756 Log.w(TAG, "==> For Provider " + p.info.name); 8757 } 8758 addFilter(intent); 8759 } 8760 } 8761 8762 public final void removeProvider(PackageParser.Provider p) { 8763 mProviders.remove(p.getComponentName()); 8764 if (DEBUG_SHOW_INFO) { 8765 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8766 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8767 Log.v(TAG, " Class=" + p.info.name); 8768 } 8769 final int NI = p.intents.size(); 8770 int j; 8771 for (j = 0; j < NI; j++) { 8772 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8773 if (DEBUG_SHOW_INFO) { 8774 Log.v(TAG, " IntentFilter:"); 8775 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8776 } 8777 removeFilter(intent); 8778 } 8779 } 8780 8781 @Override 8782 protected boolean allowFilterResult( 8783 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8784 ProviderInfo filterPi = filter.provider.info; 8785 for (int i = dest.size() - 1; i >= 0; i--) { 8786 ProviderInfo destPi = dest.get(i).providerInfo; 8787 if (destPi.name == filterPi.name 8788 && destPi.packageName == filterPi.packageName) { 8789 return false; 8790 } 8791 } 8792 return true; 8793 } 8794 8795 @Override 8796 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8797 return new PackageParser.ProviderIntentInfo[size]; 8798 } 8799 8800 @Override 8801 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8802 if (!sUserManager.exists(userId)) 8803 return true; 8804 PackageParser.Package p = filter.provider.owner; 8805 if (p != null) { 8806 PackageSetting ps = (PackageSetting) p.mExtras; 8807 if (ps != null) { 8808 // System apps are never considered stopped for purposes of 8809 // filtering, because there may be no way for the user to 8810 // actually re-launch them. 8811 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8812 && ps.getStopped(userId); 8813 } 8814 } 8815 return false; 8816 } 8817 8818 @Override 8819 protected boolean isPackageForFilter(String packageName, 8820 PackageParser.ProviderIntentInfo info) { 8821 return packageName.equals(info.provider.owner.packageName); 8822 } 8823 8824 @Override 8825 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8826 int match, int userId) { 8827 if (!sUserManager.exists(userId)) 8828 return null; 8829 final PackageParser.ProviderIntentInfo info = filter; 8830 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8831 return null; 8832 } 8833 final PackageParser.Provider provider = info.provider; 8834 if (mSafeMode && (provider.info.applicationInfo.flags 8835 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8836 return null; 8837 } 8838 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8839 if (ps == null) { 8840 return null; 8841 } 8842 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8843 ps.readUserState(userId), userId); 8844 if (pi == null) { 8845 return null; 8846 } 8847 final ResolveInfo res = new ResolveInfo(); 8848 res.providerInfo = pi; 8849 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8850 res.filter = filter; 8851 } 8852 res.priority = info.getPriority(); 8853 res.preferredOrder = provider.owner.mPreferredOrder; 8854 res.match = match; 8855 res.isDefault = info.hasDefault; 8856 res.labelRes = info.labelRes; 8857 res.nonLocalizedLabel = info.nonLocalizedLabel; 8858 res.icon = info.icon; 8859 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8860 return res; 8861 } 8862 8863 @Override 8864 protected void sortResults(List<ResolveInfo> results) { 8865 Collections.sort(results, mResolvePrioritySorter); 8866 } 8867 8868 @Override 8869 protected void dumpFilter(PrintWriter out, String prefix, 8870 PackageParser.ProviderIntentInfo filter) { 8871 out.print(prefix); 8872 out.print( 8873 Integer.toHexString(System.identityHashCode(filter.provider))); 8874 out.print(' '); 8875 filter.provider.printComponentShortName(out); 8876 out.print(" filter "); 8877 out.println(Integer.toHexString(System.identityHashCode(filter))); 8878 } 8879 8880 @Override 8881 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8882 return filter.provider; 8883 } 8884 8885 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8886 PackageParser.Provider provider = (PackageParser.Provider)label; 8887 out.print(prefix); out.print( 8888 Integer.toHexString(System.identityHashCode(provider))); 8889 out.print(' '); 8890 provider.printComponentShortName(out); 8891 if (count > 1) { 8892 out.print(" ("); out.print(count); out.print(" filters)"); 8893 } 8894 out.println(); 8895 } 8896 8897 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8898 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8899 private int mFlags; 8900 }; 8901 8902 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8903 new Comparator<ResolveInfo>() { 8904 public int compare(ResolveInfo r1, ResolveInfo r2) { 8905 int v1 = r1.priority; 8906 int v2 = r2.priority; 8907 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8908 if (v1 != v2) { 8909 return (v1 > v2) ? -1 : 1; 8910 } 8911 v1 = r1.preferredOrder; 8912 v2 = r2.preferredOrder; 8913 if (v1 != v2) { 8914 return (v1 > v2) ? -1 : 1; 8915 } 8916 if (r1.isDefault != r2.isDefault) { 8917 return r1.isDefault ? -1 : 1; 8918 } 8919 v1 = r1.match; 8920 v2 = r2.match; 8921 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8922 if (v1 != v2) { 8923 return (v1 > v2) ? -1 : 1; 8924 } 8925 if (r1.system != r2.system) { 8926 return r1.system ? -1 : 1; 8927 } 8928 return 0; 8929 } 8930 }; 8931 8932 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8933 new Comparator<ProviderInfo>() { 8934 public int compare(ProviderInfo p1, ProviderInfo p2) { 8935 final int v1 = p1.initOrder; 8936 final int v2 = p2.initOrder; 8937 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8938 } 8939 }; 8940 8941 final void sendPackageBroadcast(final String action, final String pkg, 8942 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8943 final int[] userIds) { 8944 mHandler.post(new Runnable() { 8945 @Override 8946 public void run() { 8947 try { 8948 final IActivityManager am = ActivityManagerNative.getDefault(); 8949 if (am == null) return; 8950 final int[] resolvedUserIds; 8951 if (userIds == null) { 8952 resolvedUserIds = am.getRunningUserIds(); 8953 } else { 8954 resolvedUserIds = userIds; 8955 } 8956 for (int id : resolvedUserIds) { 8957 final Intent intent = new Intent(action, 8958 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8959 if (extras != null) { 8960 intent.putExtras(extras); 8961 } 8962 if (targetPkg != null) { 8963 intent.setPackage(targetPkg); 8964 } 8965 // Modify the UID when posting to other users 8966 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8967 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8968 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8969 intent.putExtra(Intent.EXTRA_UID, uid); 8970 } 8971 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8972 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8973 if (DEBUG_BROADCASTS) { 8974 RuntimeException here = new RuntimeException("here"); 8975 here.fillInStackTrace(); 8976 Slog.d(TAG, "Sending to user " + id + ": " 8977 + intent.toShortString(false, true, false, false) 8978 + " " + intent.getExtras(), here); 8979 } 8980 am.broadcastIntent(null, intent, null, finishedReceiver, 8981 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8982 null, finishedReceiver != null, false, id); 8983 } 8984 } catch (RemoteException ex) { 8985 } 8986 } 8987 }); 8988 } 8989 8990 /** 8991 * Check if the external storage media is available. This is true if there 8992 * is a mounted external storage medium or if the external storage is 8993 * emulated. 8994 */ 8995 private boolean isExternalMediaAvailable() { 8996 return mMediaMounted || Environment.isExternalStorageEmulated(); 8997 } 8998 8999 @Override 9000 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9001 // writer 9002 synchronized (mPackages) { 9003 if (!isExternalMediaAvailable()) { 9004 // If the external storage is no longer mounted at this point, 9005 // the caller may not have been able to delete all of this 9006 // packages files and can not delete any more. Bail. 9007 return null; 9008 } 9009 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9010 if (lastPackage != null) { 9011 pkgs.remove(lastPackage); 9012 } 9013 if (pkgs.size() > 0) { 9014 return pkgs.get(0); 9015 } 9016 } 9017 return null; 9018 } 9019 9020 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9021 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9022 userId, andCode ? 1 : 0, packageName); 9023 if (mSystemReady) { 9024 msg.sendToTarget(); 9025 } else { 9026 if (mPostSystemReadyMessages == null) { 9027 mPostSystemReadyMessages = new ArrayList<>(); 9028 } 9029 mPostSystemReadyMessages.add(msg); 9030 } 9031 } 9032 9033 void startCleaningPackages() { 9034 // reader 9035 synchronized (mPackages) { 9036 if (!isExternalMediaAvailable()) { 9037 return; 9038 } 9039 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9040 return; 9041 } 9042 } 9043 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9044 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9045 IActivityManager am = ActivityManagerNative.getDefault(); 9046 if (am != null) { 9047 try { 9048 am.startService(null, intent, null, UserHandle.USER_OWNER); 9049 } catch (RemoteException e) { 9050 } 9051 } 9052 } 9053 9054 @Override 9055 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9056 int installFlags, String installerPackageName, VerificationParams verificationParams, 9057 String packageAbiOverride) { 9058 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9059 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9060 } 9061 9062 @Override 9063 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9064 int installFlags, String installerPackageName, VerificationParams verificationParams, 9065 String packageAbiOverride, int userId) { 9066 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9067 9068 final int callingUid = Binder.getCallingUid(); 9069 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9070 9071 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9072 try { 9073 if (observer != null) { 9074 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9075 } 9076 } catch (RemoteException re) { 9077 } 9078 return; 9079 } 9080 9081 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9082 installFlags |= PackageManager.INSTALL_FROM_ADB; 9083 9084 } else { 9085 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9086 // about installerPackageName. 9087 9088 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9089 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9090 } 9091 9092 UserHandle user; 9093 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9094 user = UserHandle.ALL; 9095 } else { 9096 user = new UserHandle(userId); 9097 } 9098 9099 // Only system components can circumvent runtime permissions when installing. 9100 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9101 && mContext.checkCallingOrSelfPermission(Manifest.permission 9102 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9103 throw new SecurityException("You need the " 9104 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9105 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9106 } 9107 9108 verificationParams.setInstallerUid(callingUid); 9109 9110 final File originFile = new File(originPath); 9111 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9112 9113 final Message msg = mHandler.obtainMessage(INIT_COPY); 9114 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9115 null, verificationParams, user, packageAbiOverride); 9116 mHandler.sendMessage(msg); 9117 } 9118 9119 void installStage(String packageName, File stagedDir, String stagedCid, 9120 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9121 String installerPackageName, int installerUid, UserHandle user) { 9122 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9123 params.referrerUri, installerUid, null); 9124 9125 final OriginInfo origin; 9126 if (stagedDir != null) { 9127 origin = OriginInfo.fromStagedFile(stagedDir); 9128 } else { 9129 origin = OriginInfo.fromStagedContainer(stagedCid); 9130 } 9131 9132 final Message msg = mHandler.obtainMessage(INIT_COPY); 9133 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9134 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9135 mHandler.sendMessage(msg); 9136 } 9137 9138 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9139 Bundle extras = new Bundle(1); 9140 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9141 9142 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9143 packageName, extras, null, null, new int[] {userId}); 9144 try { 9145 IActivityManager am = ActivityManagerNative.getDefault(); 9146 final boolean isSystem = 9147 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9148 if (isSystem && am.isUserRunning(userId, false)) { 9149 // The just-installed/enabled app is bundled on the system, so presumed 9150 // to be able to run automatically without needing an explicit launch. 9151 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9152 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9153 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9154 .setPackage(packageName); 9155 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9156 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9157 } 9158 } catch (RemoteException e) { 9159 // shouldn't happen 9160 Slog.w(TAG, "Unable to bootstrap installed package", e); 9161 } 9162 } 9163 9164 @Override 9165 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9166 int userId) { 9167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9168 PackageSetting pkgSetting; 9169 final int uid = Binder.getCallingUid(); 9170 enforceCrossUserPermission(uid, userId, true, true, 9171 "setApplicationHiddenSetting for user " + userId); 9172 9173 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9174 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9175 return false; 9176 } 9177 9178 long callingId = Binder.clearCallingIdentity(); 9179 try { 9180 boolean sendAdded = false; 9181 boolean sendRemoved = false; 9182 // writer 9183 synchronized (mPackages) { 9184 pkgSetting = mSettings.mPackages.get(packageName); 9185 if (pkgSetting == null) { 9186 return false; 9187 } 9188 if (pkgSetting.getHidden(userId) != hidden) { 9189 pkgSetting.setHidden(hidden, userId); 9190 mSettings.writePackageRestrictionsLPr(userId); 9191 if (hidden) { 9192 sendRemoved = true; 9193 } else { 9194 sendAdded = true; 9195 } 9196 } 9197 } 9198 if (sendAdded) { 9199 sendPackageAddedForUser(packageName, pkgSetting, userId); 9200 return true; 9201 } 9202 if (sendRemoved) { 9203 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9204 "hiding pkg"); 9205 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9206 } 9207 } finally { 9208 Binder.restoreCallingIdentity(callingId); 9209 } 9210 return false; 9211 } 9212 9213 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9214 int userId) { 9215 final PackageRemovedInfo info = new PackageRemovedInfo(); 9216 info.removedPackage = packageName; 9217 info.removedUsers = new int[] {userId}; 9218 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9219 info.sendBroadcast(false, false, false); 9220 } 9221 9222 /** 9223 * Returns true if application is not found or there was an error. Otherwise it returns 9224 * the hidden state of the package for the given user. 9225 */ 9226 @Override 9227 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9228 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9229 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9230 false, "getApplicationHidden for user " + userId); 9231 PackageSetting pkgSetting; 9232 long callingId = Binder.clearCallingIdentity(); 9233 try { 9234 // writer 9235 synchronized (mPackages) { 9236 pkgSetting = mSettings.mPackages.get(packageName); 9237 if (pkgSetting == null) { 9238 return true; 9239 } 9240 return pkgSetting.getHidden(userId); 9241 } 9242 } finally { 9243 Binder.restoreCallingIdentity(callingId); 9244 } 9245 } 9246 9247 /** 9248 * @hide 9249 */ 9250 @Override 9251 public int installExistingPackageAsUser(String packageName, int userId) { 9252 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9253 null); 9254 PackageSetting pkgSetting; 9255 final int uid = Binder.getCallingUid(); 9256 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9257 + userId); 9258 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9259 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9260 } 9261 9262 long callingId = Binder.clearCallingIdentity(); 9263 try { 9264 boolean sendAdded = false; 9265 9266 // writer 9267 synchronized (mPackages) { 9268 pkgSetting = mSettings.mPackages.get(packageName); 9269 if (pkgSetting == null) { 9270 return PackageManager.INSTALL_FAILED_INVALID_URI; 9271 } 9272 if (!pkgSetting.getInstalled(userId)) { 9273 pkgSetting.setInstalled(true, userId); 9274 pkgSetting.setHidden(false, userId); 9275 mSettings.writePackageRestrictionsLPr(userId); 9276 sendAdded = true; 9277 } 9278 } 9279 9280 if (sendAdded) { 9281 sendPackageAddedForUser(packageName, pkgSetting, userId); 9282 } 9283 } finally { 9284 Binder.restoreCallingIdentity(callingId); 9285 } 9286 9287 return PackageManager.INSTALL_SUCCEEDED; 9288 } 9289 9290 boolean isUserRestricted(int userId, String restrictionKey) { 9291 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9292 if (restrictions.getBoolean(restrictionKey, false)) { 9293 Log.w(TAG, "User is restricted: " + restrictionKey); 9294 return true; 9295 } 9296 return false; 9297 } 9298 9299 @Override 9300 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9301 mContext.enforceCallingOrSelfPermission( 9302 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9303 "Only package verification agents can verify applications"); 9304 9305 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9306 final PackageVerificationResponse response = new PackageVerificationResponse( 9307 verificationCode, Binder.getCallingUid()); 9308 msg.arg1 = id; 9309 msg.obj = response; 9310 mHandler.sendMessage(msg); 9311 } 9312 9313 @Override 9314 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9315 long millisecondsToDelay) { 9316 mContext.enforceCallingOrSelfPermission( 9317 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9318 "Only package verification agents can extend verification timeouts"); 9319 9320 final PackageVerificationState state = mPendingVerification.get(id); 9321 final PackageVerificationResponse response = new PackageVerificationResponse( 9322 verificationCodeAtTimeout, Binder.getCallingUid()); 9323 9324 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9325 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9326 } 9327 if (millisecondsToDelay < 0) { 9328 millisecondsToDelay = 0; 9329 } 9330 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9331 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9332 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9333 } 9334 9335 if ((state != null) && !state.timeoutExtended()) { 9336 state.extendTimeout(); 9337 9338 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9339 msg.arg1 = id; 9340 msg.obj = response; 9341 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9342 } 9343 } 9344 9345 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9346 int verificationCode, UserHandle user) { 9347 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9348 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9349 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9350 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9351 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9352 9353 mContext.sendBroadcastAsUser(intent, user, 9354 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9355 } 9356 9357 private ComponentName matchComponentForVerifier(String packageName, 9358 List<ResolveInfo> receivers) { 9359 ActivityInfo targetReceiver = null; 9360 9361 final int NR = receivers.size(); 9362 for (int i = 0; i < NR; i++) { 9363 final ResolveInfo info = receivers.get(i); 9364 if (info.activityInfo == null) { 9365 continue; 9366 } 9367 9368 if (packageName.equals(info.activityInfo.packageName)) { 9369 targetReceiver = info.activityInfo; 9370 break; 9371 } 9372 } 9373 9374 if (targetReceiver == null) { 9375 return null; 9376 } 9377 9378 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9379 } 9380 9381 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9382 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9383 if (pkgInfo.verifiers.length == 0) { 9384 return null; 9385 } 9386 9387 final int N = pkgInfo.verifiers.length; 9388 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9389 for (int i = 0; i < N; i++) { 9390 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9391 9392 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9393 receivers); 9394 if (comp == null) { 9395 continue; 9396 } 9397 9398 final int verifierUid = getUidForVerifier(verifierInfo); 9399 if (verifierUid == -1) { 9400 continue; 9401 } 9402 9403 if (DEBUG_VERIFY) { 9404 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9405 + " with the correct signature"); 9406 } 9407 sufficientVerifiers.add(comp); 9408 verificationState.addSufficientVerifier(verifierUid); 9409 } 9410 9411 return sufficientVerifiers; 9412 } 9413 9414 private int getUidForVerifier(VerifierInfo verifierInfo) { 9415 synchronized (mPackages) { 9416 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9417 if (pkg == null) { 9418 return -1; 9419 } else if (pkg.mSignatures.length != 1) { 9420 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9421 + " has more than one signature; ignoring"); 9422 return -1; 9423 } 9424 9425 /* 9426 * If the public key of the package's signature does not match 9427 * our expected public key, then this is a different package and 9428 * we should skip. 9429 */ 9430 9431 final byte[] expectedPublicKey; 9432 try { 9433 final Signature verifierSig = pkg.mSignatures[0]; 9434 final PublicKey publicKey = verifierSig.getPublicKey(); 9435 expectedPublicKey = publicKey.getEncoded(); 9436 } catch (CertificateException e) { 9437 return -1; 9438 } 9439 9440 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9441 9442 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9443 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9444 + " does not have the expected public key; ignoring"); 9445 return -1; 9446 } 9447 9448 return pkg.applicationInfo.uid; 9449 } 9450 } 9451 9452 @Override 9453 public void finishPackageInstall(int token) { 9454 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9455 9456 if (DEBUG_INSTALL) { 9457 Slog.v(TAG, "BM finishing package install for " + token); 9458 } 9459 9460 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9461 mHandler.sendMessage(msg); 9462 } 9463 9464 /** 9465 * Get the verification agent timeout. 9466 * 9467 * @return verification timeout in milliseconds 9468 */ 9469 private long getVerificationTimeout() { 9470 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9471 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9472 DEFAULT_VERIFICATION_TIMEOUT); 9473 } 9474 9475 /** 9476 * Get the default verification agent response code. 9477 * 9478 * @return default verification response code 9479 */ 9480 private int getDefaultVerificationResponse() { 9481 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9482 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9483 DEFAULT_VERIFICATION_RESPONSE); 9484 } 9485 9486 /** 9487 * Check whether or not package verification has been enabled. 9488 * 9489 * @return true if verification should be performed 9490 */ 9491 private boolean isVerificationEnabled(int userId, int installFlags) { 9492 if (!DEFAULT_VERIFY_ENABLE) { 9493 return false; 9494 } 9495 9496 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9497 9498 // Check if installing from ADB 9499 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9500 // Do not run verification in a test harness environment 9501 if (ActivityManager.isRunningInTestHarness()) { 9502 return false; 9503 } 9504 if (ensureVerifyAppsEnabled) { 9505 return true; 9506 } 9507 // Check if the developer does not want package verification for ADB installs 9508 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9509 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9510 return false; 9511 } 9512 } 9513 9514 if (ensureVerifyAppsEnabled) { 9515 return true; 9516 } 9517 9518 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9519 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9520 } 9521 9522 @Override 9523 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9524 throws RemoteException { 9525 mContext.enforceCallingOrSelfPermission( 9526 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9527 "Only intentfilter verification agents can verify applications"); 9528 9529 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9530 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9531 Binder.getCallingUid(), verificationCode, failedDomains); 9532 msg.arg1 = id; 9533 msg.obj = response; 9534 mHandler.sendMessage(msg); 9535 } 9536 9537 @Override 9538 public int getIntentVerificationStatus(String packageName, int userId) { 9539 synchronized (mPackages) { 9540 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9541 } 9542 } 9543 9544 @Override 9545 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9546 boolean result = false; 9547 synchronized (mPackages) { 9548 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9549 } 9550 if (result) { 9551 scheduleWritePackageRestrictionsLocked(userId); 9552 } 9553 return result; 9554 } 9555 9556 @Override 9557 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9558 synchronized (mPackages) { 9559 return mSettings.getIntentFilterVerificationsLPr(packageName); 9560 } 9561 } 9562 9563 @Override 9564 public List<IntentFilter> getAllIntentFilters(String packageName) { 9565 if (TextUtils.isEmpty(packageName)) { 9566 return Collections.<IntentFilter>emptyList(); 9567 } 9568 synchronized (mPackages) { 9569 PackageParser.Package pkg = mPackages.get(packageName); 9570 if (pkg == null || pkg.activities == null) { 9571 return Collections.<IntentFilter>emptyList(); 9572 } 9573 final int count = pkg.activities.size(); 9574 ArrayList<IntentFilter> result = new ArrayList<>(); 9575 for (int n=0; n<count; n++) { 9576 PackageParser.Activity activity = pkg.activities.get(n); 9577 if (activity.intents != null || activity.intents.size() > 0) { 9578 result.addAll(activity.intents); 9579 } 9580 } 9581 return result; 9582 } 9583 } 9584 9585 @Override 9586 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9587 synchronized (mPackages) { 9588 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9589 if (packageName != null) { 9590 result |= updateIntentVerificationStatus(packageName, 9591 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9592 UserHandle.myUserId()); 9593 } 9594 return result; 9595 } 9596 } 9597 9598 @Override 9599 public String getDefaultBrowserPackageName(int userId) { 9600 synchronized (mPackages) { 9601 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9602 } 9603 } 9604 9605 /** 9606 * Get the "allow unknown sources" setting. 9607 * 9608 * @return the current "allow unknown sources" setting 9609 */ 9610 private int getUnknownSourcesSettings() { 9611 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9612 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9613 -1); 9614 } 9615 9616 @Override 9617 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9618 final int uid = Binder.getCallingUid(); 9619 // writer 9620 synchronized (mPackages) { 9621 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9622 if (targetPackageSetting == null) { 9623 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9624 } 9625 9626 PackageSetting installerPackageSetting; 9627 if (installerPackageName != null) { 9628 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9629 if (installerPackageSetting == null) { 9630 throw new IllegalArgumentException("Unknown installer package: " 9631 + installerPackageName); 9632 } 9633 } else { 9634 installerPackageSetting = null; 9635 } 9636 9637 Signature[] callerSignature; 9638 Object obj = mSettings.getUserIdLPr(uid); 9639 if (obj != null) { 9640 if (obj instanceof SharedUserSetting) { 9641 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9642 } else if (obj instanceof PackageSetting) { 9643 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9644 } else { 9645 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9646 } 9647 } else { 9648 throw new SecurityException("Unknown calling uid " + uid); 9649 } 9650 9651 // Verify: can't set installerPackageName to a package that is 9652 // not signed with the same cert as the caller. 9653 if (installerPackageSetting != null) { 9654 if (compareSignatures(callerSignature, 9655 installerPackageSetting.signatures.mSignatures) 9656 != PackageManager.SIGNATURE_MATCH) { 9657 throw new SecurityException( 9658 "Caller does not have same cert as new installer package " 9659 + installerPackageName); 9660 } 9661 } 9662 9663 // Verify: if target already has an installer package, it must 9664 // be signed with the same cert as the caller. 9665 if (targetPackageSetting.installerPackageName != null) { 9666 PackageSetting setting = mSettings.mPackages.get( 9667 targetPackageSetting.installerPackageName); 9668 // If the currently set package isn't valid, then it's always 9669 // okay to change it. 9670 if (setting != null) { 9671 if (compareSignatures(callerSignature, 9672 setting.signatures.mSignatures) 9673 != PackageManager.SIGNATURE_MATCH) { 9674 throw new SecurityException( 9675 "Caller does not have same cert as old installer package " 9676 + targetPackageSetting.installerPackageName); 9677 } 9678 } 9679 } 9680 9681 // Okay! 9682 targetPackageSetting.installerPackageName = installerPackageName; 9683 scheduleWriteSettingsLocked(); 9684 } 9685 } 9686 9687 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9688 // Queue up an async operation since the package installation may take a little while. 9689 mHandler.post(new Runnable() { 9690 public void run() { 9691 mHandler.removeCallbacks(this); 9692 // Result object to be returned 9693 PackageInstalledInfo res = new PackageInstalledInfo(); 9694 res.returnCode = currentStatus; 9695 res.uid = -1; 9696 res.pkg = null; 9697 res.removedInfo = new PackageRemovedInfo(); 9698 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9699 args.doPreInstall(res.returnCode); 9700 synchronized (mInstallLock) { 9701 installPackageLI(args, res); 9702 } 9703 args.doPostInstall(res.returnCode, res.uid); 9704 } 9705 9706 // A restore should be performed at this point if (a) the install 9707 // succeeded, (b) the operation is not an update, and (c) the new 9708 // package has not opted out of backup participation. 9709 final boolean update = res.removedInfo.removedPackage != null; 9710 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9711 boolean doRestore = !update 9712 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9713 9714 // Set up the post-install work request bookkeeping. This will be used 9715 // and cleaned up by the post-install event handling regardless of whether 9716 // there's a restore pass performed. Token values are >= 1. 9717 int token; 9718 if (mNextInstallToken < 0) mNextInstallToken = 1; 9719 token = mNextInstallToken++; 9720 9721 PostInstallData data = new PostInstallData(args, res); 9722 mRunningInstalls.put(token, data); 9723 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9724 9725 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9726 // Pass responsibility to the Backup Manager. It will perform a 9727 // restore if appropriate, then pass responsibility back to the 9728 // Package Manager to run the post-install observer callbacks 9729 // and broadcasts. 9730 IBackupManager bm = IBackupManager.Stub.asInterface( 9731 ServiceManager.getService(Context.BACKUP_SERVICE)); 9732 if (bm != null) { 9733 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9734 + " to BM for possible restore"); 9735 try { 9736 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9737 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9738 } else { 9739 doRestore = false; 9740 } 9741 } catch (RemoteException e) { 9742 // can't happen; the backup manager is local 9743 } catch (Exception e) { 9744 Slog.e(TAG, "Exception trying to enqueue restore", e); 9745 doRestore = false; 9746 } 9747 } else { 9748 Slog.e(TAG, "Backup Manager not found!"); 9749 doRestore = false; 9750 } 9751 } 9752 9753 if (!doRestore) { 9754 // No restore possible, or the Backup Manager was mysteriously not 9755 // available -- just fire the post-install work request directly. 9756 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9757 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9758 mHandler.sendMessage(msg); 9759 } 9760 } 9761 }); 9762 } 9763 9764 private abstract class HandlerParams { 9765 private static final int MAX_RETRIES = 4; 9766 9767 /** 9768 * Number of times startCopy() has been attempted and had a non-fatal 9769 * error. 9770 */ 9771 private int mRetries = 0; 9772 9773 /** User handle for the user requesting the information or installation. */ 9774 private final UserHandle mUser; 9775 9776 HandlerParams(UserHandle user) { 9777 mUser = user; 9778 } 9779 9780 UserHandle getUser() { 9781 return mUser; 9782 } 9783 9784 final boolean startCopy() { 9785 boolean res; 9786 try { 9787 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9788 9789 if (++mRetries > MAX_RETRIES) { 9790 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9791 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9792 handleServiceError(); 9793 return false; 9794 } else { 9795 handleStartCopy(); 9796 res = true; 9797 } 9798 } catch (RemoteException e) { 9799 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9800 mHandler.sendEmptyMessage(MCS_RECONNECT); 9801 res = false; 9802 } 9803 handleReturnCode(); 9804 return res; 9805 } 9806 9807 final void serviceError() { 9808 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9809 handleServiceError(); 9810 handleReturnCode(); 9811 } 9812 9813 abstract void handleStartCopy() throws RemoteException; 9814 abstract void handleServiceError(); 9815 abstract void handleReturnCode(); 9816 } 9817 9818 class MeasureParams extends HandlerParams { 9819 private final PackageStats mStats; 9820 private boolean mSuccess; 9821 9822 private final IPackageStatsObserver mObserver; 9823 9824 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9825 super(new UserHandle(stats.userHandle)); 9826 mObserver = observer; 9827 mStats = stats; 9828 } 9829 9830 @Override 9831 public String toString() { 9832 return "MeasureParams{" 9833 + Integer.toHexString(System.identityHashCode(this)) 9834 + " " + mStats.packageName + "}"; 9835 } 9836 9837 @Override 9838 void handleStartCopy() throws RemoteException { 9839 synchronized (mInstallLock) { 9840 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9841 } 9842 9843 if (mSuccess) { 9844 final boolean mounted; 9845 if (Environment.isExternalStorageEmulated()) { 9846 mounted = true; 9847 } else { 9848 final String status = Environment.getExternalStorageState(); 9849 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9850 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9851 } 9852 9853 if (mounted) { 9854 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9855 9856 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9857 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9858 9859 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9860 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9861 9862 // Always subtract cache size, since it's a subdirectory 9863 mStats.externalDataSize -= mStats.externalCacheSize; 9864 9865 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9866 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9867 9868 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9869 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9870 } 9871 } 9872 } 9873 9874 @Override 9875 void handleReturnCode() { 9876 if (mObserver != null) { 9877 try { 9878 mObserver.onGetStatsCompleted(mStats, mSuccess); 9879 } catch (RemoteException e) { 9880 Slog.i(TAG, "Observer no longer exists."); 9881 } 9882 } 9883 } 9884 9885 @Override 9886 void handleServiceError() { 9887 Slog.e(TAG, "Could not measure application " + mStats.packageName 9888 + " external storage"); 9889 } 9890 } 9891 9892 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9893 throws RemoteException { 9894 long result = 0; 9895 for (File path : paths) { 9896 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9897 } 9898 return result; 9899 } 9900 9901 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9902 for (File path : paths) { 9903 try { 9904 mcs.clearDirectory(path.getAbsolutePath()); 9905 } catch (RemoteException e) { 9906 } 9907 } 9908 } 9909 9910 static class OriginInfo { 9911 /** 9912 * Location where install is coming from, before it has been 9913 * copied/renamed into place. This could be a single monolithic APK 9914 * file, or a cluster directory. This location may be untrusted. 9915 */ 9916 final File file; 9917 final String cid; 9918 9919 /** 9920 * Flag indicating that {@link #file} or {@link #cid} has already been 9921 * staged, meaning downstream users don't need to defensively copy the 9922 * contents. 9923 */ 9924 final boolean staged; 9925 9926 /** 9927 * Flag indicating that {@link #file} or {@link #cid} is an already 9928 * installed app that is being moved. 9929 */ 9930 final boolean existing; 9931 9932 final String resolvedPath; 9933 final File resolvedFile; 9934 9935 static OriginInfo fromNothing() { 9936 return new OriginInfo(null, null, false, false); 9937 } 9938 9939 static OriginInfo fromUntrustedFile(File file) { 9940 return new OriginInfo(file, null, false, false); 9941 } 9942 9943 static OriginInfo fromExistingFile(File file) { 9944 return new OriginInfo(file, null, false, true); 9945 } 9946 9947 static OriginInfo fromStagedFile(File file) { 9948 return new OriginInfo(file, null, true, false); 9949 } 9950 9951 static OriginInfo fromStagedContainer(String cid) { 9952 return new OriginInfo(null, cid, true, false); 9953 } 9954 9955 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9956 this.file = file; 9957 this.cid = cid; 9958 this.staged = staged; 9959 this.existing = existing; 9960 9961 if (cid != null) { 9962 resolvedPath = PackageHelper.getSdDir(cid); 9963 resolvedFile = new File(resolvedPath); 9964 } else if (file != null) { 9965 resolvedPath = file.getAbsolutePath(); 9966 resolvedFile = file; 9967 } else { 9968 resolvedPath = null; 9969 resolvedFile = null; 9970 } 9971 } 9972 } 9973 9974 class MoveInfo { 9975 final int moveId; 9976 final String fromUuid; 9977 final String toUuid; 9978 final String packageName; 9979 final String dataAppName; 9980 final int appId; 9981 final String seinfo; 9982 9983 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9984 String dataAppName, int appId, String seinfo) { 9985 this.moveId = moveId; 9986 this.fromUuid = fromUuid; 9987 this.toUuid = toUuid; 9988 this.packageName = packageName; 9989 this.dataAppName = dataAppName; 9990 this.appId = appId; 9991 this.seinfo = seinfo; 9992 } 9993 } 9994 9995 class InstallParams extends HandlerParams { 9996 final OriginInfo origin; 9997 final MoveInfo move; 9998 final IPackageInstallObserver2 observer; 9999 int installFlags; 10000 final String installerPackageName; 10001 final String volumeUuid; 10002 final VerificationParams verificationParams; 10003 private InstallArgs mArgs; 10004 private int mRet; 10005 final String packageAbiOverride; 10006 10007 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10008 int installFlags, String installerPackageName, String volumeUuid, 10009 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10010 super(user); 10011 this.origin = origin; 10012 this.move = move; 10013 this.observer = observer; 10014 this.installFlags = installFlags; 10015 this.installerPackageName = installerPackageName; 10016 this.volumeUuid = volumeUuid; 10017 this.verificationParams = verificationParams; 10018 this.packageAbiOverride = packageAbiOverride; 10019 } 10020 10021 @Override 10022 public String toString() { 10023 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10024 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10025 } 10026 10027 public ManifestDigest getManifestDigest() { 10028 if (verificationParams == null) { 10029 return null; 10030 } 10031 return verificationParams.getManifestDigest(); 10032 } 10033 10034 private int installLocationPolicy(PackageInfoLite pkgLite) { 10035 String packageName = pkgLite.packageName; 10036 int installLocation = pkgLite.installLocation; 10037 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10038 // reader 10039 synchronized (mPackages) { 10040 PackageParser.Package pkg = mPackages.get(packageName); 10041 if (pkg != null) { 10042 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10043 // Check for downgrading. 10044 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10045 try { 10046 checkDowngrade(pkg, pkgLite); 10047 } catch (PackageManagerException e) { 10048 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10049 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10050 } 10051 } 10052 // Check for updated system application. 10053 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10054 if (onSd) { 10055 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10056 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10057 } 10058 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10059 } else { 10060 if (onSd) { 10061 // Install flag overrides everything. 10062 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10063 } 10064 // If current upgrade specifies particular preference 10065 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10066 // Application explicitly specified internal. 10067 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10068 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10069 // App explictly prefers external. Let policy decide 10070 } else { 10071 // Prefer previous location 10072 if (isExternal(pkg)) { 10073 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10074 } 10075 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10076 } 10077 } 10078 } else { 10079 // Invalid install. Return error code 10080 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10081 } 10082 } 10083 } 10084 // All the special cases have been taken care of. 10085 // Return result based on recommended install location. 10086 if (onSd) { 10087 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10088 } 10089 return pkgLite.recommendedInstallLocation; 10090 } 10091 10092 /* 10093 * Invoke remote method to get package information and install 10094 * location values. Override install location based on default 10095 * policy if needed and then create install arguments based 10096 * on the install location. 10097 */ 10098 public void handleStartCopy() throws RemoteException { 10099 int ret = PackageManager.INSTALL_SUCCEEDED; 10100 10101 // If we're already staged, we've firmly committed to an install location 10102 if (origin.staged) { 10103 if (origin.file != null) { 10104 installFlags |= PackageManager.INSTALL_INTERNAL; 10105 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10106 } else if (origin.cid != null) { 10107 installFlags |= PackageManager.INSTALL_EXTERNAL; 10108 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10109 } else { 10110 throw new IllegalStateException("Invalid stage location"); 10111 } 10112 } 10113 10114 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10115 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10116 10117 PackageInfoLite pkgLite = null; 10118 10119 if (onInt && onSd) { 10120 // Check if both bits are set. 10121 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10122 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10123 } else { 10124 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10125 packageAbiOverride); 10126 10127 /* 10128 * If we have too little free space, try to free cache 10129 * before giving up. 10130 */ 10131 if (!origin.staged && pkgLite.recommendedInstallLocation 10132 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10133 // TODO: focus freeing disk space on the target device 10134 final StorageManager storage = StorageManager.from(mContext); 10135 final long lowThreshold = storage.getStorageLowBytes( 10136 Environment.getDataDirectory()); 10137 10138 final long sizeBytes = mContainerService.calculateInstalledSize( 10139 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10140 10141 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10142 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10143 installFlags, packageAbiOverride); 10144 } 10145 10146 /* 10147 * The cache free must have deleted the file we 10148 * downloaded to install. 10149 * 10150 * TODO: fix the "freeCache" call to not delete 10151 * the file we care about. 10152 */ 10153 if (pkgLite.recommendedInstallLocation 10154 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10155 pkgLite.recommendedInstallLocation 10156 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10157 } 10158 } 10159 } 10160 10161 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10162 int loc = pkgLite.recommendedInstallLocation; 10163 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10164 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10165 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10166 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10167 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10168 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10169 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10170 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10171 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10172 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10173 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10174 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10175 } else { 10176 // Override with defaults if needed. 10177 loc = installLocationPolicy(pkgLite); 10178 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10179 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10180 } else if (!onSd && !onInt) { 10181 // Override install location with flags 10182 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10183 // Set the flag to install on external media. 10184 installFlags |= PackageManager.INSTALL_EXTERNAL; 10185 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10186 } else { 10187 // Make sure the flag for installing on external 10188 // media is unset 10189 installFlags |= PackageManager.INSTALL_INTERNAL; 10190 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10191 } 10192 } 10193 } 10194 } 10195 10196 final InstallArgs args = createInstallArgs(this); 10197 mArgs = args; 10198 10199 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10200 /* 10201 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10202 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10203 */ 10204 int userIdentifier = getUser().getIdentifier(); 10205 if (userIdentifier == UserHandle.USER_ALL 10206 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10207 userIdentifier = UserHandle.USER_OWNER; 10208 } 10209 10210 /* 10211 * Determine if we have any installed package verifiers. If we 10212 * do, then we'll defer to them to verify the packages. 10213 */ 10214 final int requiredUid = mRequiredVerifierPackage == null ? -1 10215 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10216 if (!origin.existing && requiredUid != -1 10217 && isVerificationEnabled(userIdentifier, installFlags)) { 10218 final Intent verification = new Intent( 10219 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10220 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10221 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10222 PACKAGE_MIME_TYPE); 10223 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10224 10225 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10226 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10227 0 /* TODO: Which userId? */); 10228 10229 if (DEBUG_VERIFY) { 10230 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10231 + verification.toString() + " with " + pkgLite.verifiers.length 10232 + " optional verifiers"); 10233 } 10234 10235 final int verificationId = mPendingVerificationToken++; 10236 10237 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10238 10239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10240 installerPackageName); 10241 10242 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10243 installFlags); 10244 10245 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10246 pkgLite.packageName); 10247 10248 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10249 pkgLite.versionCode); 10250 10251 if (verificationParams != null) { 10252 if (verificationParams.getVerificationURI() != null) { 10253 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10254 verificationParams.getVerificationURI()); 10255 } 10256 if (verificationParams.getOriginatingURI() != null) { 10257 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10258 verificationParams.getOriginatingURI()); 10259 } 10260 if (verificationParams.getReferrer() != null) { 10261 verification.putExtra(Intent.EXTRA_REFERRER, 10262 verificationParams.getReferrer()); 10263 } 10264 if (verificationParams.getOriginatingUid() >= 0) { 10265 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10266 verificationParams.getOriginatingUid()); 10267 } 10268 if (verificationParams.getInstallerUid() >= 0) { 10269 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10270 verificationParams.getInstallerUid()); 10271 } 10272 } 10273 10274 final PackageVerificationState verificationState = new PackageVerificationState( 10275 requiredUid, args); 10276 10277 mPendingVerification.append(verificationId, verificationState); 10278 10279 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10280 receivers, verificationState); 10281 10282 /* 10283 * If any sufficient verifiers were listed in the package 10284 * manifest, attempt to ask them. 10285 */ 10286 if (sufficientVerifiers != null) { 10287 final int N = sufficientVerifiers.size(); 10288 if (N == 0) { 10289 Slog.i(TAG, "Additional verifiers required, but none installed."); 10290 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10291 } else { 10292 for (int i = 0; i < N; i++) { 10293 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10294 10295 final Intent sufficientIntent = new Intent(verification); 10296 sufficientIntent.setComponent(verifierComponent); 10297 10298 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10299 } 10300 } 10301 } 10302 10303 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10304 mRequiredVerifierPackage, receivers); 10305 if (ret == PackageManager.INSTALL_SUCCEEDED 10306 && mRequiredVerifierPackage != null) { 10307 /* 10308 * Send the intent to the required verification agent, 10309 * but only start the verification timeout after the 10310 * target BroadcastReceivers have run. 10311 */ 10312 verification.setComponent(requiredVerifierComponent); 10313 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10314 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10315 new BroadcastReceiver() { 10316 @Override 10317 public void onReceive(Context context, Intent intent) { 10318 final Message msg = mHandler 10319 .obtainMessage(CHECK_PENDING_VERIFICATION); 10320 msg.arg1 = verificationId; 10321 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10322 } 10323 }, null, 0, null, null); 10324 10325 /* 10326 * We don't want the copy to proceed until verification 10327 * succeeds, so null out this field. 10328 */ 10329 mArgs = null; 10330 } 10331 } else { 10332 /* 10333 * No package verification is enabled, so immediately start 10334 * the remote call to initiate copy using temporary file. 10335 */ 10336 ret = args.copyApk(mContainerService, true); 10337 } 10338 } 10339 10340 mRet = ret; 10341 } 10342 10343 @Override 10344 void handleReturnCode() { 10345 // If mArgs is null, then MCS couldn't be reached. When it 10346 // reconnects, it will try again to install. At that point, this 10347 // will succeed. 10348 if (mArgs != null) { 10349 processPendingInstall(mArgs, mRet); 10350 } 10351 } 10352 10353 @Override 10354 void handleServiceError() { 10355 mArgs = createInstallArgs(this); 10356 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10357 } 10358 10359 public boolean isForwardLocked() { 10360 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10361 } 10362 } 10363 10364 /** 10365 * Used during creation of InstallArgs 10366 * 10367 * @param installFlags package installation flags 10368 * @return true if should be installed on external storage 10369 */ 10370 private static boolean installOnExternalAsec(int installFlags) { 10371 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10372 return false; 10373 } 10374 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10375 return true; 10376 } 10377 return false; 10378 } 10379 10380 /** 10381 * Used during creation of InstallArgs 10382 * 10383 * @param installFlags package installation flags 10384 * @return true if should be installed as forward locked 10385 */ 10386 private static boolean installForwardLocked(int installFlags) { 10387 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10388 } 10389 10390 private InstallArgs createInstallArgs(InstallParams params) { 10391 if (params.move != null) { 10392 return new MoveInstallArgs(params); 10393 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10394 return new AsecInstallArgs(params); 10395 } else { 10396 return new FileInstallArgs(params); 10397 } 10398 } 10399 10400 /** 10401 * Create args that describe an existing installed package. Typically used 10402 * when cleaning up old installs, or used as a move source. 10403 */ 10404 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10405 String resourcePath, String[] instructionSets) { 10406 final boolean isInAsec; 10407 if (installOnExternalAsec(installFlags)) { 10408 /* Apps on SD card are always in ASEC containers. */ 10409 isInAsec = true; 10410 } else if (installForwardLocked(installFlags) 10411 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10412 /* 10413 * Forward-locked apps are only in ASEC containers if they're the 10414 * new style 10415 */ 10416 isInAsec = true; 10417 } else { 10418 isInAsec = false; 10419 } 10420 10421 if (isInAsec) { 10422 return new AsecInstallArgs(codePath, instructionSets, 10423 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10424 } else { 10425 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10426 } 10427 } 10428 10429 static abstract class InstallArgs { 10430 /** @see InstallParams#origin */ 10431 final OriginInfo origin; 10432 /** @see InstallParams#move */ 10433 final MoveInfo move; 10434 10435 final IPackageInstallObserver2 observer; 10436 // Always refers to PackageManager flags only 10437 final int installFlags; 10438 final String installerPackageName; 10439 final String volumeUuid; 10440 final ManifestDigest manifestDigest; 10441 final UserHandle user; 10442 final String abiOverride; 10443 10444 // The list of instruction sets supported by this app. This is currently 10445 // only used during the rmdex() phase to clean up resources. We can get rid of this 10446 // if we move dex files under the common app path. 10447 /* nullable */ String[] instructionSets; 10448 10449 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10450 int installFlags, String installerPackageName, String volumeUuid, 10451 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10452 String abiOverride) { 10453 this.origin = origin; 10454 this.move = move; 10455 this.installFlags = installFlags; 10456 this.observer = observer; 10457 this.installerPackageName = installerPackageName; 10458 this.volumeUuid = volumeUuid; 10459 this.manifestDigest = manifestDigest; 10460 this.user = user; 10461 this.instructionSets = instructionSets; 10462 this.abiOverride = abiOverride; 10463 } 10464 10465 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10466 abstract int doPreInstall(int status); 10467 10468 /** 10469 * Rename package into final resting place. All paths on the given 10470 * scanned package should be updated to reflect the rename. 10471 */ 10472 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10473 abstract int doPostInstall(int status, int uid); 10474 10475 /** @see PackageSettingBase#codePathString */ 10476 abstract String getCodePath(); 10477 /** @see PackageSettingBase#resourcePathString */ 10478 abstract String getResourcePath(); 10479 10480 // Need installer lock especially for dex file removal. 10481 abstract void cleanUpResourcesLI(); 10482 abstract boolean doPostDeleteLI(boolean delete); 10483 10484 /** 10485 * Called before the source arguments are copied. This is used mostly 10486 * for MoveParams when it needs to read the source file to put it in the 10487 * destination. 10488 */ 10489 int doPreCopy() { 10490 return PackageManager.INSTALL_SUCCEEDED; 10491 } 10492 10493 /** 10494 * Called after the source arguments are copied. This is used mostly for 10495 * MoveParams when it needs to read the source file to put it in the 10496 * destination. 10497 * 10498 * @return 10499 */ 10500 int doPostCopy(int uid) { 10501 return PackageManager.INSTALL_SUCCEEDED; 10502 } 10503 10504 protected boolean isFwdLocked() { 10505 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10506 } 10507 10508 protected boolean isExternalAsec() { 10509 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10510 } 10511 10512 UserHandle getUser() { 10513 return user; 10514 } 10515 } 10516 10517 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10518 if (!allCodePaths.isEmpty()) { 10519 if (instructionSets == null) { 10520 throw new IllegalStateException("instructionSet == null"); 10521 } 10522 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10523 for (String codePath : allCodePaths) { 10524 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10525 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10526 if (retCode < 0) { 10527 Slog.w(TAG, "Couldn't remove dex file for package: " 10528 + " at location " + codePath + ", retcode=" + retCode); 10529 // we don't consider this to be a failure of the core package deletion 10530 } 10531 } 10532 } 10533 } 10534 } 10535 10536 /** 10537 * Logic to handle installation of non-ASEC applications, including copying 10538 * and renaming logic. 10539 */ 10540 class FileInstallArgs extends InstallArgs { 10541 private File codeFile; 10542 private File resourceFile; 10543 10544 // Example topology: 10545 // /data/app/com.example/base.apk 10546 // /data/app/com.example/split_foo.apk 10547 // /data/app/com.example/lib/arm/libfoo.so 10548 // /data/app/com.example/lib/arm64/libfoo.so 10549 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10550 10551 /** New install */ 10552 FileInstallArgs(InstallParams params) { 10553 super(params.origin, params.move, params.observer, params.installFlags, 10554 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10555 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10556 if (isFwdLocked()) { 10557 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10558 } 10559 } 10560 10561 /** Existing install */ 10562 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10563 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10564 null); 10565 this.codeFile = (codePath != null) ? new File(codePath) : null; 10566 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10567 } 10568 10569 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10570 if (origin.staged) { 10571 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10572 codeFile = origin.file; 10573 resourceFile = origin.file; 10574 return PackageManager.INSTALL_SUCCEEDED; 10575 } 10576 10577 try { 10578 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10579 codeFile = tempDir; 10580 resourceFile = tempDir; 10581 } catch (IOException e) { 10582 Slog.w(TAG, "Failed to create copy file: " + e); 10583 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10584 } 10585 10586 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10587 @Override 10588 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10589 if (!FileUtils.isValidExtFilename(name)) { 10590 throw new IllegalArgumentException("Invalid filename: " + name); 10591 } 10592 try { 10593 final File file = new File(codeFile, name); 10594 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10595 O_RDWR | O_CREAT, 0644); 10596 Os.chmod(file.getAbsolutePath(), 0644); 10597 return new ParcelFileDescriptor(fd); 10598 } catch (ErrnoException e) { 10599 throw new RemoteException("Failed to open: " + e.getMessage()); 10600 } 10601 } 10602 }; 10603 10604 int ret = PackageManager.INSTALL_SUCCEEDED; 10605 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10606 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10607 Slog.e(TAG, "Failed to copy package"); 10608 return ret; 10609 } 10610 10611 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10612 NativeLibraryHelper.Handle handle = null; 10613 try { 10614 handle = NativeLibraryHelper.Handle.create(codeFile); 10615 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10616 abiOverride); 10617 } catch (IOException e) { 10618 Slog.e(TAG, "Copying native libraries failed", e); 10619 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10620 } finally { 10621 IoUtils.closeQuietly(handle); 10622 } 10623 10624 return ret; 10625 } 10626 10627 int doPreInstall(int status) { 10628 if (status != PackageManager.INSTALL_SUCCEEDED) { 10629 cleanUp(); 10630 } 10631 return status; 10632 } 10633 10634 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10635 if (status != PackageManager.INSTALL_SUCCEEDED) { 10636 cleanUp(); 10637 return false; 10638 } 10639 10640 final File targetDir = codeFile.getParentFile(); 10641 final File beforeCodeFile = codeFile; 10642 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10643 10644 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10645 try { 10646 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10647 } catch (ErrnoException e) { 10648 Slog.w(TAG, "Failed to rename", e); 10649 return false; 10650 } 10651 10652 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10653 Slog.w(TAG, "Failed to restorecon"); 10654 return false; 10655 } 10656 10657 // Reflect the rename internally 10658 codeFile = afterCodeFile; 10659 resourceFile = afterCodeFile; 10660 10661 // Reflect the rename in scanned details 10662 pkg.codePath = afterCodeFile.getAbsolutePath(); 10663 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10664 pkg.baseCodePath); 10665 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10666 pkg.splitCodePaths); 10667 10668 // Reflect the rename in app info 10669 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10670 pkg.applicationInfo.setCodePath(pkg.codePath); 10671 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10672 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10673 pkg.applicationInfo.setResourcePath(pkg.codePath); 10674 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10675 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10676 10677 return true; 10678 } 10679 10680 int doPostInstall(int status, int uid) { 10681 if (status != PackageManager.INSTALL_SUCCEEDED) { 10682 cleanUp(); 10683 } 10684 return status; 10685 } 10686 10687 @Override 10688 String getCodePath() { 10689 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10690 } 10691 10692 @Override 10693 String getResourcePath() { 10694 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10695 } 10696 10697 private boolean cleanUp() { 10698 if (codeFile == null || !codeFile.exists()) { 10699 return false; 10700 } 10701 10702 if (codeFile.isDirectory()) { 10703 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10704 } else { 10705 codeFile.delete(); 10706 } 10707 10708 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10709 resourceFile.delete(); 10710 } 10711 10712 return true; 10713 } 10714 10715 void cleanUpResourcesLI() { 10716 // Try enumerating all code paths before deleting 10717 List<String> allCodePaths = Collections.EMPTY_LIST; 10718 if (codeFile != null && codeFile.exists()) { 10719 try { 10720 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10721 allCodePaths = pkg.getAllCodePaths(); 10722 } catch (PackageParserException e) { 10723 // Ignored; we tried our best 10724 } 10725 } 10726 10727 cleanUp(); 10728 removeDexFiles(allCodePaths, instructionSets); 10729 } 10730 10731 boolean doPostDeleteLI(boolean delete) { 10732 // XXX err, shouldn't we respect the delete flag? 10733 cleanUpResourcesLI(); 10734 return true; 10735 } 10736 } 10737 10738 private boolean isAsecExternal(String cid) { 10739 final String asecPath = PackageHelper.getSdFilesystem(cid); 10740 return !asecPath.startsWith(mAsecInternalPath); 10741 } 10742 10743 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10744 PackageManagerException { 10745 if (copyRet < 0) { 10746 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10747 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10748 throw new PackageManagerException(copyRet, message); 10749 } 10750 } 10751 } 10752 10753 /** 10754 * Extract the MountService "container ID" from the full code path of an 10755 * .apk. 10756 */ 10757 static String cidFromCodePath(String fullCodePath) { 10758 int eidx = fullCodePath.lastIndexOf("/"); 10759 String subStr1 = fullCodePath.substring(0, eidx); 10760 int sidx = subStr1.lastIndexOf("/"); 10761 return subStr1.substring(sidx+1, eidx); 10762 } 10763 10764 /** 10765 * Logic to handle installation of ASEC applications, including copying and 10766 * renaming logic. 10767 */ 10768 class AsecInstallArgs extends InstallArgs { 10769 static final String RES_FILE_NAME = "pkg.apk"; 10770 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10771 10772 String cid; 10773 String packagePath; 10774 String resourcePath; 10775 10776 /** New install */ 10777 AsecInstallArgs(InstallParams params) { 10778 super(params.origin, params.move, params.observer, params.installFlags, 10779 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10780 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10781 } 10782 10783 /** Existing install */ 10784 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10785 boolean isExternal, boolean isForwardLocked) { 10786 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10787 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10788 instructionSets, null); 10789 // Hackily pretend we're still looking at a full code path 10790 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10791 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10792 } 10793 10794 // Extract cid from fullCodePath 10795 int eidx = fullCodePath.lastIndexOf("/"); 10796 String subStr1 = fullCodePath.substring(0, eidx); 10797 int sidx = subStr1.lastIndexOf("/"); 10798 cid = subStr1.substring(sidx+1, eidx); 10799 setMountPath(subStr1); 10800 } 10801 10802 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10803 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10804 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10805 instructionSets, null); 10806 this.cid = cid; 10807 setMountPath(PackageHelper.getSdDir(cid)); 10808 } 10809 10810 void createCopyFile() { 10811 cid = mInstallerService.allocateExternalStageCidLegacy(); 10812 } 10813 10814 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10815 if (origin.staged) { 10816 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10817 cid = origin.cid; 10818 setMountPath(PackageHelper.getSdDir(cid)); 10819 return PackageManager.INSTALL_SUCCEEDED; 10820 } 10821 10822 if (temp) { 10823 createCopyFile(); 10824 } else { 10825 /* 10826 * Pre-emptively destroy the container since it's destroyed if 10827 * copying fails due to it existing anyway. 10828 */ 10829 PackageHelper.destroySdDir(cid); 10830 } 10831 10832 final String newMountPath = imcs.copyPackageToContainer( 10833 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10834 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10835 10836 if (newMountPath != null) { 10837 setMountPath(newMountPath); 10838 return PackageManager.INSTALL_SUCCEEDED; 10839 } else { 10840 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10841 } 10842 } 10843 10844 @Override 10845 String getCodePath() { 10846 return packagePath; 10847 } 10848 10849 @Override 10850 String getResourcePath() { 10851 return resourcePath; 10852 } 10853 10854 int doPreInstall(int status) { 10855 if (status != PackageManager.INSTALL_SUCCEEDED) { 10856 // Destroy container 10857 PackageHelper.destroySdDir(cid); 10858 } else { 10859 boolean mounted = PackageHelper.isContainerMounted(cid); 10860 if (!mounted) { 10861 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10862 Process.SYSTEM_UID); 10863 if (newMountPath != null) { 10864 setMountPath(newMountPath); 10865 } else { 10866 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10867 } 10868 } 10869 } 10870 return status; 10871 } 10872 10873 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10874 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10875 String newMountPath = null; 10876 if (PackageHelper.isContainerMounted(cid)) { 10877 // Unmount the container 10878 if (!PackageHelper.unMountSdDir(cid)) { 10879 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10880 return false; 10881 } 10882 } 10883 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10884 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10885 " which might be stale. Will try to clean up."); 10886 // Clean up the stale container and proceed to recreate. 10887 if (!PackageHelper.destroySdDir(newCacheId)) { 10888 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10889 return false; 10890 } 10891 // Successfully cleaned up stale container. Try to rename again. 10892 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10893 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10894 + " inspite of cleaning it up."); 10895 return false; 10896 } 10897 } 10898 if (!PackageHelper.isContainerMounted(newCacheId)) { 10899 Slog.w(TAG, "Mounting container " + newCacheId); 10900 newMountPath = PackageHelper.mountSdDir(newCacheId, 10901 getEncryptKey(), Process.SYSTEM_UID); 10902 } else { 10903 newMountPath = PackageHelper.getSdDir(newCacheId); 10904 } 10905 if (newMountPath == null) { 10906 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10907 return false; 10908 } 10909 Log.i(TAG, "Succesfully renamed " + cid + 10910 " to " + newCacheId + 10911 " at new path: " + newMountPath); 10912 cid = newCacheId; 10913 10914 final File beforeCodeFile = new File(packagePath); 10915 setMountPath(newMountPath); 10916 final File afterCodeFile = new File(packagePath); 10917 10918 // Reflect the rename in scanned details 10919 pkg.codePath = afterCodeFile.getAbsolutePath(); 10920 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10921 pkg.baseCodePath); 10922 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10923 pkg.splitCodePaths); 10924 10925 // Reflect the rename in app info 10926 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10927 pkg.applicationInfo.setCodePath(pkg.codePath); 10928 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10929 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10930 pkg.applicationInfo.setResourcePath(pkg.codePath); 10931 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10932 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10933 10934 return true; 10935 } 10936 10937 private void setMountPath(String mountPath) { 10938 final File mountFile = new File(mountPath); 10939 10940 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10941 if (monolithicFile.exists()) { 10942 packagePath = monolithicFile.getAbsolutePath(); 10943 if (isFwdLocked()) { 10944 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10945 } else { 10946 resourcePath = packagePath; 10947 } 10948 } else { 10949 packagePath = mountFile.getAbsolutePath(); 10950 resourcePath = packagePath; 10951 } 10952 } 10953 10954 int doPostInstall(int status, int uid) { 10955 if (status != PackageManager.INSTALL_SUCCEEDED) { 10956 cleanUp(); 10957 } else { 10958 final int groupOwner; 10959 final String protectedFile; 10960 if (isFwdLocked()) { 10961 groupOwner = UserHandle.getSharedAppGid(uid); 10962 protectedFile = RES_FILE_NAME; 10963 } else { 10964 groupOwner = -1; 10965 protectedFile = null; 10966 } 10967 10968 if (uid < Process.FIRST_APPLICATION_UID 10969 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10970 Slog.e(TAG, "Failed to finalize " + cid); 10971 PackageHelper.destroySdDir(cid); 10972 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10973 } 10974 10975 boolean mounted = PackageHelper.isContainerMounted(cid); 10976 if (!mounted) { 10977 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10978 } 10979 } 10980 return status; 10981 } 10982 10983 private void cleanUp() { 10984 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10985 10986 // Destroy secure container 10987 PackageHelper.destroySdDir(cid); 10988 } 10989 10990 private List<String> getAllCodePaths() { 10991 final File codeFile = new File(getCodePath()); 10992 if (codeFile != null && codeFile.exists()) { 10993 try { 10994 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10995 return pkg.getAllCodePaths(); 10996 } catch (PackageParserException e) { 10997 // Ignored; we tried our best 10998 } 10999 } 11000 return Collections.EMPTY_LIST; 11001 } 11002 11003 void cleanUpResourcesLI() { 11004 // Enumerate all code paths before deleting 11005 cleanUpResourcesLI(getAllCodePaths()); 11006 } 11007 11008 private void cleanUpResourcesLI(List<String> allCodePaths) { 11009 cleanUp(); 11010 removeDexFiles(allCodePaths, instructionSets); 11011 } 11012 11013 String getPackageName() { 11014 return getAsecPackageName(cid); 11015 } 11016 11017 boolean doPostDeleteLI(boolean delete) { 11018 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11019 final List<String> allCodePaths = getAllCodePaths(); 11020 boolean mounted = PackageHelper.isContainerMounted(cid); 11021 if (mounted) { 11022 // Unmount first 11023 if (PackageHelper.unMountSdDir(cid)) { 11024 mounted = false; 11025 } 11026 } 11027 if (!mounted && delete) { 11028 cleanUpResourcesLI(allCodePaths); 11029 } 11030 return !mounted; 11031 } 11032 11033 @Override 11034 int doPreCopy() { 11035 if (isFwdLocked()) { 11036 if (!PackageHelper.fixSdPermissions(cid, 11037 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11038 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11039 } 11040 } 11041 11042 return PackageManager.INSTALL_SUCCEEDED; 11043 } 11044 11045 @Override 11046 int doPostCopy(int uid) { 11047 if (isFwdLocked()) { 11048 if (uid < Process.FIRST_APPLICATION_UID 11049 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11050 RES_FILE_NAME)) { 11051 Slog.e(TAG, "Failed to finalize " + cid); 11052 PackageHelper.destroySdDir(cid); 11053 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11054 } 11055 } 11056 11057 return PackageManager.INSTALL_SUCCEEDED; 11058 } 11059 } 11060 11061 /** 11062 * Logic to handle movement of existing installed applications. 11063 */ 11064 class MoveInstallArgs extends InstallArgs { 11065 private File codeFile; 11066 private File resourceFile; 11067 11068 /** New install */ 11069 MoveInstallArgs(InstallParams params) { 11070 super(params.origin, params.move, params.observer, params.installFlags, 11071 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11072 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11073 } 11074 11075 int copyApk(IMediaContainerService imcs, boolean temp) { 11076 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11077 + move.fromUuid + " to " + move.toUuid); 11078 synchronized (mInstaller) { 11079 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11080 move.dataAppName, move.appId, move.seinfo) != 0) { 11081 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11082 } 11083 } 11084 11085 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11086 resourceFile = codeFile; 11087 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11088 11089 return PackageManager.INSTALL_SUCCEEDED; 11090 } 11091 11092 int doPreInstall(int status) { 11093 if (status != PackageManager.INSTALL_SUCCEEDED) { 11094 cleanUp(); 11095 } 11096 return status; 11097 } 11098 11099 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11100 if (status != PackageManager.INSTALL_SUCCEEDED) { 11101 cleanUp(); 11102 return false; 11103 } 11104 11105 // Reflect the move in app info 11106 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11107 pkg.applicationInfo.setCodePath(pkg.codePath); 11108 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11109 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11110 pkg.applicationInfo.setResourcePath(pkg.codePath); 11111 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11112 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11113 11114 return true; 11115 } 11116 11117 int doPostInstall(int status, int uid) { 11118 if (status != PackageManager.INSTALL_SUCCEEDED) { 11119 cleanUp(); 11120 } 11121 return status; 11122 } 11123 11124 @Override 11125 String getCodePath() { 11126 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11127 } 11128 11129 @Override 11130 String getResourcePath() { 11131 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11132 } 11133 11134 private boolean cleanUp() { 11135 if (codeFile == null || !codeFile.exists()) { 11136 return false; 11137 } 11138 11139 if (codeFile.isDirectory()) { 11140 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11141 } else { 11142 codeFile.delete(); 11143 } 11144 11145 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11146 resourceFile.delete(); 11147 } 11148 11149 return true; 11150 } 11151 11152 void cleanUpResourcesLI() { 11153 cleanUp(); 11154 } 11155 11156 boolean doPostDeleteLI(boolean delete) { 11157 // XXX err, shouldn't we respect the delete flag? 11158 cleanUpResourcesLI(); 11159 return true; 11160 } 11161 } 11162 11163 static String getAsecPackageName(String packageCid) { 11164 int idx = packageCid.lastIndexOf("-"); 11165 if (idx == -1) { 11166 return packageCid; 11167 } 11168 return packageCid.substring(0, idx); 11169 } 11170 11171 // Utility method used to create code paths based on package name and available index. 11172 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11173 String idxStr = ""; 11174 int idx = 1; 11175 // Fall back to default value of idx=1 if prefix is not 11176 // part of oldCodePath 11177 if (oldCodePath != null) { 11178 String subStr = oldCodePath; 11179 // Drop the suffix right away 11180 if (suffix != null && subStr.endsWith(suffix)) { 11181 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11182 } 11183 // If oldCodePath already contains prefix find out the 11184 // ending index to either increment or decrement. 11185 int sidx = subStr.lastIndexOf(prefix); 11186 if (sidx != -1) { 11187 subStr = subStr.substring(sidx + prefix.length()); 11188 if (subStr != null) { 11189 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11190 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11191 } 11192 try { 11193 idx = Integer.parseInt(subStr); 11194 if (idx <= 1) { 11195 idx++; 11196 } else { 11197 idx--; 11198 } 11199 } catch(NumberFormatException e) { 11200 } 11201 } 11202 } 11203 } 11204 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11205 return prefix + idxStr; 11206 } 11207 11208 private File getNextCodePath(File targetDir, String packageName) { 11209 int suffix = 1; 11210 File result; 11211 do { 11212 result = new File(targetDir, packageName + "-" + suffix); 11213 suffix++; 11214 } while (result.exists()); 11215 return result; 11216 } 11217 11218 // Utility method that returns the relative package path with respect 11219 // to the installation directory. Like say for /data/data/com.test-1.apk 11220 // string com.test-1 is returned. 11221 static String deriveCodePathName(String codePath) { 11222 if (codePath == null) { 11223 return null; 11224 } 11225 final File codeFile = new File(codePath); 11226 final String name = codeFile.getName(); 11227 if (codeFile.isDirectory()) { 11228 return name; 11229 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11230 final int lastDot = name.lastIndexOf('.'); 11231 return name.substring(0, lastDot); 11232 } else { 11233 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11234 return null; 11235 } 11236 } 11237 11238 class PackageInstalledInfo { 11239 String name; 11240 int uid; 11241 // The set of users that originally had this package installed. 11242 int[] origUsers; 11243 // The set of users that now have this package installed. 11244 int[] newUsers; 11245 PackageParser.Package pkg; 11246 int returnCode; 11247 String returnMsg; 11248 PackageRemovedInfo removedInfo; 11249 11250 public void setError(int code, String msg) { 11251 returnCode = code; 11252 returnMsg = msg; 11253 Slog.w(TAG, msg); 11254 } 11255 11256 public void setError(String msg, PackageParserException e) { 11257 returnCode = e.error; 11258 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11259 Slog.w(TAG, msg, e); 11260 } 11261 11262 public void setError(String msg, PackageManagerException e) { 11263 returnCode = e.error; 11264 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11265 Slog.w(TAG, msg, e); 11266 } 11267 11268 // In some error cases we want to convey more info back to the observer 11269 String origPackage; 11270 String origPermission; 11271 } 11272 11273 /* 11274 * Install a non-existing package. 11275 */ 11276 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11277 UserHandle user, String installerPackageName, String volumeUuid, 11278 PackageInstalledInfo res) { 11279 // Remember this for later, in case we need to rollback this install 11280 String pkgName = pkg.packageName; 11281 11282 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11283 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11284 UserHandle.USER_OWNER).exists(); 11285 synchronized(mPackages) { 11286 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11287 // A package with the same name is already installed, though 11288 // it has been renamed to an older name. The package we 11289 // are trying to install should be installed as an update to 11290 // the existing one, but that has not been requested, so bail. 11291 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11292 + " without first uninstalling package running as " 11293 + mSettings.mRenamedPackages.get(pkgName)); 11294 return; 11295 } 11296 if (mPackages.containsKey(pkgName)) { 11297 // Don't allow installation over an existing package with the same name. 11298 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11299 + " without first uninstalling."); 11300 return; 11301 } 11302 } 11303 11304 try { 11305 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11306 System.currentTimeMillis(), user); 11307 11308 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11309 // delete the partially installed application. the data directory will have to be 11310 // restored if it was already existing 11311 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11312 // remove package from internal structures. Note that we want deletePackageX to 11313 // delete the package data and cache directories that it created in 11314 // scanPackageLocked, unless those directories existed before we even tried to 11315 // install. 11316 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11317 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11318 res.removedInfo, true); 11319 } 11320 11321 } catch (PackageManagerException e) { 11322 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11323 } 11324 } 11325 11326 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11327 // Can't rotate keys during boot or if sharedUser. 11328 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11329 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11330 return false; 11331 } 11332 // app is using upgradeKeySets; make sure all are valid 11333 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11334 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11335 for (int i = 0; i < upgradeKeySets.length; i++) { 11336 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11337 Slog.wtf(TAG, "Package " 11338 + (oldPs.name != null ? oldPs.name : "<null>") 11339 + " contains upgrade-key-set reference to unknown key-set: " 11340 + upgradeKeySets[i] 11341 + " reverting to signatures check."); 11342 return false; 11343 } 11344 } 11345 return true; 11346 } 11347 11348 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11349 // Upgrade keysets are being used. Determine if new package has a superset of the 11350 // required keys. 11351 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11352 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11353 for (int i = 0; i < upgradeKeySets.length; i++) { 11354 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11355 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11356 return true; 11357 } 11358 } 11359 return false; 11360 } 11361 11362 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11363 UserHandle user, String installerPackageName, String volumeUuid, 11364 PackageInstalledInfo res) { 11365 final PackageParser.Package oldPackage; 11366 final String pkgName = pkg.packageName; 11367 final int[] allUsers; 11368 final boolean[] perUserInstalled; 11369 final boolean weFroze; 11370 11371 // First find the old package info and check signatures 11372 synchronized(mPackages) { 11373 oldPackage = mPackages.get(pkgName); 11374 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11375 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11376 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11377 if(!checkUpgradeKeySetLP(ps, pkg)) { 11378 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11379 "New package not signed by keys specified by upgrade-keysets: " 11380 + pkgName); 11381 return; 11382 } 11383 } else { 11384 // default to original signature matching 11385 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11386 != PackageManager.SIGNATURE_MATCH) { 11387 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11388 "New package has a different signature: " + pkgName); 11389 return; 11390 } 11391 } 11392 11393 // In case of rollback, remember per-user/profile install state 11394 allUsers = sUserManager.getUserIds(); 11395 perUserInstalled = new boolean[allUsers.length]; 11396 for (int i = 0; i < allUsers.length; i++) { 11397 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11398 } 11399 11400 // Mark the app as frozen to prevent launching during the upgrade 11401 // process, and then kill all running instances 11402 if (!ps.frozen) { 11403 ps.frozen = true; 11404 weFroze = true; 11405 } else { 11406 weFroze = false; 11407 } 11408 } 11409 11410 // Now that we're guarded by frozen state, kill app during upgrade 11411 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11412 11413 try { 11414 boolean sysPkg = (isSystemApp(oldPackage)); 11415 if (sysPkg) { 11416 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11417 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11418 } else { 11419 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11420 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11421 } 11422 } finally { 11423 // Regardless of success or failure of upgrade steps above, always 11424 // unfreeze the package if we froze it 11425 if (weFroze) { 11426 unfreezePackage(pkgName); 11427 } 11428 } 11429 } 11430 11431 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11432 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11433 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11434 String volumeUuid, PackageInstalledInfo res) { 11435 String pkgName = deletedPackage.packageName; 11436 boolean deletedPkg = true; 11437 boolean updatedSettings = false; 11438 11439 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11440 + deletedPackage); 11441 long origUpdateTime; 11442 if (pkg.mExtras != null) { 11443 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11444 } else { 11445 origUpdateTime = 0; 11446 } 11447 11448 // First delete the existing package while retaining the data directory 11449 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11450 res.removedInfo, true)) { 11451 // If the existing package wasn't successfully deleted 11452 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11453 deletedPkg = false; 11454 } else { 11455 // Successfully deleted the old package; proceed with replace. 11456 11457 // If deleted package lived in a container, give users a chance to 11458 // relinquish resources before killing. 11459 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11460 if (DEBUG_INSTALL) { 11461 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11462 } 11463 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11464 final ArrayList<String> pkgList = new ArrayList<String>(1); 11465 pkgList.add(deletedPackage.applicationInfo.packageName); 11466 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11467 } 11468 11469 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11470 try { 11471 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11472 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11473 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11474 perUserInstalled, res, user); 11475 updatedSettings = true; 11476 } catch (PackageManagerException e) { 11477 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11478 } 11479 } 11480 11481 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11482 // remove package from internal structures. Note that we want deletePackageX to 11483 // delete the package data and cache directories that it created in 11484 // scanPackageLocked, unless those directories existed before we even tried to 11485 // install. 11486 if(updatedSettings) { 11487 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11488 deletePackageLI( 11489 pkgName, null, true, allUsers, perUserInstalled, 11490 PackageManager.DELETE_KEEP_DATA, 11491 res.removedInfo, true); 11492 } 11493 // Since we failed to install the new package we need to restore the old 11494 // package that we deleted. 11495 if (deletedPkg) { 11496 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11497 File restoreFile = new File(deletedPackage.codePath); 11498 // Parse old package 11499 boolean oldExternal = isExternal(deletedPackage); 11500 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11501 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11502 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11503 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11504 try { 11505 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11506 } catch (PackageManagerException e) { 11507 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11508 + e.getMessage()); 11509 return; 11510 } 11511 // Restore of old package succeeded. Update permissions. 11512 // writer 11513 synchronized (mPackages) { 11514 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11515 UPDATE_PERMISSIONS_ALL); 11516 // can downgrade to reader 11517 mSettings.writeLPr(); 11518 } 11519 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11520 } 11521 } 11522 } 11523 11524 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11525 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11526 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11527 String volumeUuid, PackageInstalledInfo res) { 11528 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11529 + ", old=" + deletedPackage); 11530 boolean disabledSystem = false; 11531 boolean updatedSettings = false; 11532 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11533 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11534 != 0) { 11535 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11536 } 11537 String packageName = deletedPackage.packageName; 11538 if (packageName == null) { 11539 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11540 "Attempt to delete null packageName."); 11541 return; 11542 } 11543 PackageParser.Package oldPkg; 11544 PackageSetting oldPkgSetting; 11545 // reader 11546 synchronized (mPackages) { 11547 oldPkg = mPackages.get(packageName); 11548 oldPkgSetting = mSettings.mPackages.get(packageName); 11549 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11550 (oldPkgSetting == null)) { 11551 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11552 "Couldn't find package:" + packageName + " information"); 11553 return; 11554 } 11555 } 11556 11557 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11558 res.removedInfo.removedPackage = packageName; 11559 // Remove existing system package 11560 removePackageLI(oldPkgSetting, true); 11561 // writer 11562 synchronized (mPackages) { 11563 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11564 if (!disabledSystem && deletedPackage != null) { 11565 // We didn't need to disable the .apk as a current system package, 11566 // which means we are replacing another update that is already 11567 // installed. We need to make sure to delete the older one's .apk. 11568 res.removedInfo.args = createInstallArgsForExisting(0, 11569 deletedPackage.applicationInfo.getCodePath(), 11570 deletedPackage.applicationInfo.getResourcePath(), 11571 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11572 } else { 11573 res.removedInfo.args = null; 11574 } 11575 } 11576 11577 // Successfully disabled the old package. Now proceed with re-installation 11578 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11579 11580 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11581 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11582 11583 PackageParser.Package newPackage = null; 11584 try { 11585 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11586 if (newPackage.mExtras != null) { 11587 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11588 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11589 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11590 11591 // is the update attempting to change shared user? that isn't going to work... 11592 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11593 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11594 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11595 + " to " + newPkgSetting.sharedUser); 11596 updatedSettings = true; 11597 } 11598 } 11599 11600 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11601 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11602 perUserInstalled, res, user); 11603 updatedSettings = true; 11604 } 11605 11606 } catch (PackageManagerException e) { 11607 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11608 } 11609 11610 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11611 // Re installation failed. Restore old information 11612 // Remove new pkg information 11613 if (newPackage != null) { 11614 removeInstalledPackageLI(newPackage, true); 11615 } 11616 // Add back the old system package 11617 try { 11618 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11619 } catch (PackageManagerException e) { 11620 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11621 } 11622 // Restore the old system information in Settings 11623 synchronized (mPackages) { 11624 if (disabledSystem) { 11625 mSettings.enableSystemPackageLPw(packageName); 11626 } 11627 if (updatedSettings) { 11628 mSettings.setInstallerPackageName(packageName, 11629 oldPkgSetting.installerPackageName); 11630 } 11631 mSettings.writeLPr(); 11632 } 11633 } 11634 } 11635 11636 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11637 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11638 UserHandle user) { 11639 String pkgName = newPackage.packageName; 11640 synchronized (mPackages) { 11641 //write settings. the installStatus will be incomplete at this stage. 11642 //note that the new package setting would have already been 11643 //added to mPackages. It hasn't been persisted yet. 11644 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11645 mSettings.writeLPr(); 11646 } 11647 11648 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11649 11650 synchronized (mPackages) { 11651 updatePermissionsLPw(newPackage.packageName, newPackage, 11652 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11653 ? UPDATE_PERMISSIONS_ALL : 0)); 11654 // For system-bundled packages, we assume that installing an upgraded version 11655 // of the package implies that the user actually wants to run that new code, 11656 // so we enable the package. 11657 PackageSetting ps = mSettings.mPackages.get(pkgName); 11658 if (ps != null) { 11659 if (isSystemApp(newPackage)) { 11660 // NB: implicit assumption that system package upgrades apply to all users 11661 if (DEBUG_INSTALL) { 11662 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11663 } 11664 if (res.origUsers != null) { 11665 for (int userHandle : res.origUsers) { 11666 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11667 userHandle, installerPackageName); 11668 } 11669 } 11670 // Also convey the prior install/uninstall state 11671 if (allUsers != null && perUserInstalled != null) { 11672 for (int i = 0; i < allUsers.length; i++) { 11673 if (DEBUG_INSTALL) { 11674 Slog.d(TAG, " user " + allUsers[i] 11675 + " => " + perUserInstalled[i]); 11676 } 11677 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11678 } 11679 // these install state changes will be persisted in the 11680 // upcoming call to mSettings.writeLPr(). 11681 } 11682 } 11683 // It's implied that when a user requests installation, they want the app to be 11684 // installed and enabled. 11685 int userId = user.getIdentifier(); 11686 if (userId != UserHandle.USER_ALL) { 11687 ps.setInstalled(true, userId); 11688 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11689 } 11690 } 11691 res.name = pkgName; 11692 res.uid = newPackage.applicationInfo.uid; 11693 res.pkg = newPackage; 11694 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11695 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11696 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11697 //to update install status 11698 mSettings.writeLPr(); 11699 } 11700 } 11701 11702 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11703 final int installFlags = args.installFlags; 11704 final String installerPackageName = args.installerPackageName; 11705 final String volumeUuid = args.volumeUuid; 11706 final File tmpPackageFile = new File(args.getCodePath()); 11707 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11708 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11709 || (args.volumeUuid != null)); 11710 boolean replace = false; 11711 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11712 // Result object to be returned 11713 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11714 11715 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11716 // Retrieve PackageSettings and parse package 11717 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11718 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11719 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11720 PackageParser pp = new PackageParser(); 11721 pp.setSeparateProcesses(mSeparateProcesses); 11722 pp.setDisplayMetrics(mMetrics); 11723 11724 final PackageParser.Package pkg; 11725 try { 11726 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11727 } catch (PackageParserException e) { 11728 res.setError("Failed parse during installPackageLI", e); 11729 return; 11730 } 11731 11732 // Mark that we have an install time CPU ABI override. 11733 pkg.cpuAbiOverride = args.abiOverride; 11734 11735 String pkgName = res.name = pkg.packageName; 11736 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11737 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11738 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11739 return; 11740 } 11741 } 11742 11743 try { 11744 pp.collectCertificates(pkg, parseFlags); 11745 pp.collectManifestDigest(pkg); 11746 } catch (PackageParserException e) { 11747 res.setError("Failed collect during installPackageLI", e); 11748 return; 11749 } 11750 11751 /* If the installer passed in a manifest digest, compare it now. */ 11752 if (args.manifestDigest != null) { 11753 if (DEBUG_INSTALL) { 11754 final String parsedManifest = pkg.manifestDigest == null ? "null" 11755 : pkg.manifestDigest.toString(); 11756 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11757 + parsedManifest); 11758 } 11759 11760 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11761 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11762 return; 11763 } 11764 } else if (DEBUG_INSTALL) { 11765 final String parsedManifest = pkg.manifestDigest == null 11766 ? "null" : pkg.manifestDigest.toString(); 11767 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11768 } 11769 11770 // Get rid of all references to package scan path via parser. 11771 pp = null; 11772 String oldCodePath = null; 11773 boolean systemApp = false; 11774 synchronized (mPackages) { 11775 // Check if installing already existing package 11776 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11777 String oldName = mSettings.mRenamedPackages.get(pkgName); 11778 if (pkg.mOriginalPackages != null 11779 && pkg.mOriginalPackages.contains(oldName) 11780 && mPackages.containsKey(oldName)) { 11781 // This package is derived from an original package, 11782 // and this device has been updating from that original 11783 // name. We must continue using the original name, so 11784 // rename the new package here. 11785 pkg.setPackageName(oldName); 11786 pkgName = pkg.packageName; 11787 replace = true; 11788 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11789 + oldName + " pkgName=" + pkgName); 11790 } else if (mPackages.containsKey(pkgName)) { 11791 // This package, under its official name, already exists 11792 // on the device; we should replace it. 11793 replace = true; 11794 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11795 } 11796 11797 // Prevent apps opting out from runtime permissions 11798 if (replace) { 11799 PackageParser.Package oldPackage = mPackages.get(pkgName); 11800 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11801 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11802 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11803 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11804 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11805 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11806 + " doesn't support runtime permissions but the old" 11807 + " target SDK " + oldTargetSdk + " does."); 11808 return; 11809 } 11810 } 11811 } 11812 11813 PackageSetting ps = mSettings.mPackages.get(pkgName); 11814 if (ps != null) { 11815 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11816 11817 // Quick sanity check that we're signed correctly if updating; 11818 // we'll check this again later when scanning, but we want to 11819 // bail early here before tripping over redefined permissions. 11820 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11821 if (!checkUpgradeKeySetLP(ps, pkg)) { 11822 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11823 + pkg.packageName + " upgrade keys do not match the " 11824 + "previously installed version"); 11825 return; 11826 } 11827 } else { 11828 try { 11829 verifySignaturesLP(ps, pkg); 11830 } catch (PackageManagerException e) { 11831 res.setError(e.error, e.getMessage()); 11832 return; 11833 } 11834 } 11835 11836 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11837 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11838 systemApp = (ps.pkg.applicationInfo.flags & 11839 ApplicationInfo.FLAG_SYSTEM) != 0; 11840 } 11841 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11842 } 11843 11844 // Check whether the newly-scanned package wants to define an already-defined perm 11845 int N = pkg.permissions.size(); 11846 for (int i = N-1; i >= 0; i--) { 11847 PackageParser.Permission perm = pkg.permissions.get(i); 11848 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11849 if (bp != null) { 11850 // If the defining package is signed with our cert, it's okay. This 11851 // also includes the "updating the same package" case, of course. 11852 // "updating same package" could also involve key-rotation. 11853 final boolean sigsOk; 11854 if (bp.sourcePackage.equals(pkg.packageName) 11855 && (bp.packageSetting instanceof PackageSetting) 11856 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11857 scanFlags))) { 11858 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11859 } else { 11860 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11861 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11862 } 11863 if (!sigsOk) { 11864 // If the owning package is the system itself, we log but allow 11865 // install to proceed; we fail the install on all other permission 11866 // redefinitions. 11867 if (!bp.sourcePackage.equals("android")) { 11868 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11869 + pkg.packageName + " attempting to redeclare permission " 11870 + perm.info.name + " already owned by " + bp.sourcePackage); 11871 res.origPermission = perm.info.name; 11872 res.origPackage = bp.sourcePackage; 11873 return; 11874 } else { 11875 Slog.w(TAG, "Package " + pkg.packageName 11876 + " attempting to redeclare system permission " 11877 + perm.info.name + "; ignoring new declaration"); 11878 pkg.permissions.remove(i); 11879 } 11880 } 11881 } 11882 } 11883 11884 } 11885 11886 if (systemApp && onExternal) { 11887 // Disable updates to system apps on sdcard 11888 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11889 "Cannot install updates to system apps on sdcard"); 11890 return; 11891 } 11892 11893 if (args.move != null) { 11894 // We did an in-place move, so dex is ready to roll 11895 scanFlags |= SCAN_NO_DEX; 11896 scanFlags |= SCAN_MOVE; 11897 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11898 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11899 scanFlags |= SCAN_NO_DEX; 11900 11901 try { 11902 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11903 true /* extract libs */); 11904 } catch (PackageManagerException pme) { 11905 Slog.e(TAG, "Error deriving application ABI", pme); 11906 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11907 return; 11908 } 11909 11910 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11911 int result = mPackageDexOptimizer 11912 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11913 false /* defer */, false /* inclDependencies */); 11914 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11915 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11916 return; 11917 } 11918 } 11919 11920 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11921 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11922 return; 11923 } 11924 11925 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11926 11927 if (replace) { 11928 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11929 installerPackageName, volumeUuid, res); 11930 } else { 11931 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11932 args.user, installerPackageName, volumeUuid, res); 11933 } 11934 synchronized (mPackages) { 11935 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11936 if (ps != null) { 11937 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11938 } 11939 } 11940 } 11941 11942 private void startIntentFilterVerifications(int userId, boolean replacing, 11943 PackageParser.Package pkg) { 11944 if (mIntentFilterVerifierComponent == null) { 11945 Slog.w(TAG, "No IntentFilter verification will not be done as " 11946 + "there is no IntentFilterVerifier available!"); 11947 return; 11948 } 11949 11950 final int verifierUid = getPackageUid( 11951 mIntentFilterVerifierComponent.getPackageName(), 11952 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11953 11954 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11955 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11956 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11957 mHandler.sendMessage(msg); 11958 } 11959 11960 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11961 PackageParser.Package pkg) { 11962 int size = pkg.activities.size(); 11963 if (size == 0) { 11964 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11965 "No activity, so no need to verify any IntentFilter!"); 11966 return; 11967 } 11968 11969 final boolean hasDomainURLs = hasDomainURLs(pkg); 11970 if (!hasDomainURLs) { 11971 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11972 "No domain URLs, so no need to verify any IntentFilter!"); 11973 return; 11974 } 11975 11976 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11977 + " if any IntentFilter from the " + size 11978 + " Activities needs verification ..."); 11979 11980 int count = 0; 11981 final String packageName = pkg.packageName; 11982 11983 synchronized (mPackages) { 11984 // If this is a new install and we see that we've already run verification for this 11985 // package, we have nothing to do: it means the state was restored from backup. 11986 if (!replacing) { 11987 IntentFilterVerificationInfo ivi = 11988 mSettings.getIntentFilterVerificationLPr(packageName); 11989 if (ivi != null) { 11990 if (DEBUG_DOMAIN_VERIFICATION) { 11991 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 11992 + ivi.getStatusString()); 11993 } 11994 return; 11995 } 11996 } 11997 11998 // If any filters need to be verified, then all need to be. 11999 boolean needToVerify = false; 12000 for (PackageParser.Activity a : pkg.activities) { 12001 for (ActivityIntentInfo filter : a.intents) { 12002 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12003 if (DEBUG_DOMAIN_VERIFICATION) { 12004 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12005 } 12006 needToVerify = true; 12007 break; 12008 } 12009 } 12010 } 12011 12012 if (needToVerify) { 12013 final int verificationId = mIntentFilterVerificationToken++; 12014 for (PackageParser.Activity a : pkg.activities) { 12015 for (ActivityIntentInfo filter : a.intents) { 12016 boolean needsFilterVerification = filter.hasWebDataURI(); 12017 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 12018 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12019 "Verification needed for IntentFilter:" + filter.toString()); 12020 mIntentFilterVerifier.addOneIntentFilterVerification( 12021 verifierUid, userId, verificationId, filter, packageName); 12022 count++; 12023 } 12024 } 12025 } 12026 } 12027 } 12028 12029 if (count > 0) { 12030 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12031 + " IntentFilter verification" + (count > 1 ? "s" : "") 12032 + " for userId:" + userId); 12033 mIntentFilterVerifier.startVerifications(userId); 12034 } else { 12035 if (DEBUG_DOMAIN_VERIFICATION) { 12036 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12037 } 12038 } 12039 } 12040 12041 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12042 final ComponentName cn = filter.activity.getComponentName(); 12043 final String packageName = cn.getPackageName(); 12044 12045 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12046 packageName); 12047 if (ivi == null) { 12048 return true; 12049 } 12050 int status = ivi.getStatus(); 12051 switch (status) { 12052 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12053 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12054 return true; 12055 12056 default: 12057 // Nothing to do 12058 return false; 12059 } 12060 } 12061 12062 private static boolean isMultiArch(PackageSetting ps) { 12063 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12064 } 12065 12066 private static boolean isMultiArch(ApplicationInfo info) { 12067 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12068 } 12069 12070 private static boolean isExternal(PackageParser.Package pkg) { 12071 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12072 } 12073 12074 private static boolean isExternal(PackageSetting ps) { 12075 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12076 } 12077 12078 private static boolean isExternal(ApplicationInfo info) { 12079 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12080 } 12081 12082 private static boolean isSystemApp(PackageParser.Package pkg) { 12083 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12084 } 12085 12086 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12087 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12088 } 12089 12090 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12091 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12092 } 12093 12094 private static boolean isSystemApp(PackageSetting ps) { 12095 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12096 } 12097 12098 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12099 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12100 } 12101 12102 private int packageFlagsToInstallFlags(PackageSetting ps) { 12103 int installFlags = 0; 12104 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12105 // This existing package was an external ASEC install when we have 12106 // the external flag without a UUID 12107 installFlags |= PackageManager.INSTALL_EXTERNAL; 12108 } 12109 if (ps.isForwardLocked()) { 12110 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12111 } 12112 return installFlags; 12113 } 12114 12115 private void deleteTempPackageFiles() { 12116 final FilenameFilter filter = new FilenameFilter() { 12117 public boolean accept(File dir, String name) { 12118 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12119 } 12120 }; 12121 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12122 file.delete(); 12123 } 12124 } 12125 12126 @Override 12127 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12128 int flags) { 12129 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12130 flags); 12131 } 12132 12133 @Override 12134 public void deletePackage(final String packageName, 12135 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12136 mContext.enforceCallingOrSelfPermission( 12137 android.Manifest.permission.DELETE_PACKAGES, null); 12138 final int uid = Binder.getCallingUid(); 12139 if (UserHandle.getUserId(uid) != userId) { 12140 mContext.enforceCallingPermission( 12141 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12142 "deletePackage for user " + userId); 12143 } 12144 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12145 try { 12146 observer.onPackageDeleted(packageName, 12147 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12148 } catch (RemoteException re) { 12149 } 12150 return; 12151 } 12152 12153 boolean uninstallBlocked = false; 12154 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12155 int[] users = sUserManager.getUserIds(); 12156 for (int i = 0; i < users.length; ++i) { 12157 if (getBlockUninstallForUser(packageName, users[i])) { 12158 uninstallBlocked = true; 12159 break; 12160 } 12161 } 12162 } else { 12163 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12164 } 12165 if (uninstallBlocked) { 12166 try { 12167 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12168 null); 12169 } catch (RemoteException re) { 12170 } 12171 return; 12172 } 12173 12174 if (DEBUG_REMOVE) { 12175 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12176 } 12177 // Queue up an async operation since the package deletion may take a little while. 12178 mHandler.post(new Runnable() { 12179 public void run() { 12180 mHandler.removeCallbacks(this); 12181 final int returnCode = deletePackageX(packageName, userId, flags); 12182 if (observer != null) { 12183 try { 12184 observer.onPackageDeleted(packageName, returnCode, null); 12185 } catch (RemoteException e) { 12186 Log.i(TAG, "Observer no longer exists."); 12187 } //end catch 12188 } //end if 12189 } //end run 12190 }); 12191 } 12192 12193 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12194 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12195 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12196 try { 12197 if (dpm != null) { 12198 if (dpm.isDeviceOwner(packageName)) { 12199 return true; 12200 } 12201 int[] users; 12202 if (userId == UserHandle.USER_ALL) { 12203 users = sUserManager.getUserIds(); 12204 } else { 12205 users = new int[]{userId}; 12206 } 12207 for (int i = 0; i < users.length; ++i) { 12208 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12209 return true; 12210 } 12211 } 12212 } 12213 } catch (RemoteException e) { 12214 } 12215 return false; 12216 } 12217 12218 /** 12219 * This method is an internal method that could be get invoked either 12220 * to delete an installed package or to clean up a failed installation. 12221 * After deleting an installed package, a broadcast is sent to notify any 12222 * listeners that the package has been installed. For cleaning up a failed 12223 * installation, the broadcast is not necessary since the package's 12224 * installation wouldn't have sent the initial broadcast either 12225 * The key steps in deleting a package are 12226 * deleting the package information in internal structures like mPackages, 12227 * deleting the packages base directories through installd 12228 * updating mSettings to reflect current status 12229 * persisting settings for later use 12230 * sending a broadcast if necessary 12231 */ 12232 private int deletePackageX(String packageName, int userId, int flags) { 12233 final PackageRemovedInfo info = new PackageRemovedInfo(); 12234 final boolean res; 12235 12236 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12237 ? UserHandle.ALL : new UserHandle(userId); 12238 12239 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12240 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12241 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12242 } 12243 12244 boolean removedForAllUsers = false; 12245 boolean systemUpdate = false; 12246 12247 // for the uninstall-updates case and restricted profiles, remember the per- 12248 // userhandle installed state 12249 int[] allUsers; 12250 boolean[] perUserInstalled; 12251 synchronized (mPackages) { 12252 PackageSetting ps = mSettings.mPackages.get(packageName); 12253 allUsers = sUserManager.getUserIds(); 12254 perUserInstalled = new boolean[allUsers.length]; 12255 for (int i = 0; i < allUsers.length; i++) { 12256 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12257 } 12258 } 12259 12260 synchronized (mInstallLock) { 12261 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12262 res = deletePackageLI(packageName, removeForUser, 12263 true, allUsers, perUserInstalled, 12264 flags | REMOVE_CHATTY, info, true); 12265 systemUpdate = info.isRemovedPackageSystemUpdate; 12266 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12267 removedForAllUsers = true; 12268 } 12269 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12270 + " removedForAllUsers=" + removedForAllUsers); 12271 } 12272 12273 if (res) { 12274 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12275 12276 // If the removed package was a system update, the old system package 12277 // was re-enabled; we need to broadcast this information 12278 if (systemUpdate) { 12279 Bundle extras = new Bundle(1); 12280 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12281 ? info.removedAppId : info.uid); 12282 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12283 12284 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12285 extras, null, null, null); 12286 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12287 extras, null, null, null); 12288 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12289 null, packageName, null, null); 12290 } 12291 } 12292 // Force a gc here. 12293 Runtime.getRuntime().gc(); 12294 // Delete the resources here after sending the broadcast to let 12295 // other processes clean up before deleting resources. 12296 if (info.args != null) { 12297 synchronized (mInstallLock) { 12298 info.args.doPostDeleteLI(true); 12299 } 12300 } 12301 12302 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12303 } 12304 12305 class PackageRemovedInfo { 12306 String removedPackage; 12307 int uid = -1; 12308 int removedAppId = -1; 12309 int[] removedUsers = null; 12310 boolean isRemovedPackageSystemUpdate = false; 12311 // Clean up resources deleted packages. 12312 InstallArgs args = null; 12313 12314 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12315 Bundle extras = new Bundle(1); 12316 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12317 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12318 if (replacing) { 12319 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12320 } 12321 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12322 if (removedPackage != null) { 12323 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12324 extras, null, null, removedUsers); 12325 if (fullRemove && !replacing) { 12326 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12327 extras, null, null, removedUsers); 12328 } 12329 } 12330 if (removedAppId >= 0) { 12331 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12332 removedUsers); 12333 } 12334 } 12335 } 12336 12337 /* 12338 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12339 * flag is not set, the data directory is removed as well. 12340 * make sure this flag is set for partially installed apps. If not its meaningless to 12341 * delete a partially installed application. 12342 */ 12343 private void removePackageDataLI(PackageSetting ps, 12344 int[] allUserHandles, boolean[] perUserInstalled, 12345 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12346 String packageName = ps.name; 12347 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12348 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12349 // Retrieve object to delete permissions for shared user later on 12350 final PackageSetting deletedPs; 12351 // reader 12352 synchronized (mPackages) { 12353 deletedPs = mSettings.mPackages.get(packageName); 12354 if (outInfo != null) { 12355 outInfo.removedPackage = packageName; 12356 outInfo.removedUsers = deletedPs != null 12357 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12358 : null; 12359 } 12360 } 12361 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12362 removeDataDirsLI(ps.volumeUuid, packageName); 12363 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12364 } 12365 // writer 12366 synchronized (mPackages) { 12367 if (deletedPs != null) { 12368 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12369 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12370 clearDefaultBrowserIfNeeded(packageName); 12371 if (outInfo != null) { 12372 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12373 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12374 } 12375 updatePermissionsLPw(deletedPs.name, null, 0); 12376 if (deletedPs.sharedUser != null) { 12377 // Remove permissions associated with package. Since runtime 12378 // permissions are per user we have to kill the removed package 12379 // or packages running under the shared user of the removed 12380 // package if revoking the permissions requested only by the removed 12381 // package is successful and this causes a change in gids. 12382 for (int userId : UserManagerService.getInstance().getUserIds()) { 12383 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12384 userId); 12385 if (userIdToKill == UserHandle.USER_ALL 12386 || userIdToKill >= UserHandle.USER_OWNER) { 12387 // If gids changed for this user, kill all affected packages. 12388 mHandler.post(new Runnable() { 12389 @Override 12390 public void run() { 12391 // This has to happen with no lock held. 12392 killSettingPackagesForUser(deletedPs, userIdToKill, 12393 KILL_APP_REASON_GIDS_CHANGED); 12394 } 12395 }); 12396 break; 12397 } 12398 } 12399 } 12400 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12401 } 12402 // make sure to preserve per-user disabled state if this removal was just 12403 // a downgrade of a system app to the factory package 12404 if (allUserHandles != null && perUserInstalled != null) { 12405 if (DEBUG_REMOVE) { 12406 Slog.d(TAG, "Propagating install state across downgrade"); 12407 } 12408 for (int i = 0; i < allUserHandles.length; i++) { 12409 if (DEBUG_REMOVE) { 12410 Slog.d(TAG, " user " + allUserHandles[i] 12411 + " => " + perUserInstalled[i]); 12412 } 12413 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12414 } 12415 } 12416 } 12417 // can downgrade to reader 12418 if (writeSettings) { 12419 // Save settings now 12420 mSettings.writeLPr(); 12421 } 12422 } 12423 if (outInfo != null) { 12424 // A user ID was deleted here. Go through all users and remove it 12425 // from KeyStore. 12426 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12427 } 12428 } 12429 12430 static boolean locationIsPrivileged(File path) { 12431 try { 12432 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12433 .getCanonicalPath(); 12434 return path.getCanonicalPath().startsWith(privilegedAppDir); 12435 } catch (IOException e) { 12436 Slog.e(TAG, "Unable to access code path " + path); 12437 } 12438 return false; 12439 } 12440 12441 /* 12442 * Tries to delete system package. 12443 */ 12444 private boolean deleteSystemPackageLI(PackageSetting newPs, 12445 int[] allUserHandles, boolean[] perUserInstalled, 12446 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12447 final boolean applyUserRestrictions 12448 = (allUserHandles != null) && (perUserInstalled != null); 12449 PackageSetting disabledPs = null; 12450 // Confirm if the system package has been updated 12451 // An updated system app can be deleted. This will also have to restore 12452 // the system pkg from system partition 12453 // reader 12454 synchronized (mPackages) { 12455 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12456 } 12457 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12458 + " disabledPs=" + disabledPs); 12459 if (disabledPs == null) { 12460 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12461 return false; 12462 } else if (DEBUG_REMOVE) { 12463 Slog.d(TAG, "Deleting system pkg from data partition"); 12464 } 12465 if (DEBUG_REMOVE) { 12466 if (applyUserRestrictions) { 12467 Slog.d(TAG, "Remembering install states:"); 12468 for (int i = 0; i < allUserHandles.length; i++) { 12469 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12470 } 12471 } 12472 } 12473 // Delete the updated package 12474 outInfo.isRemovedPackageSystemUpdate = true; 12475 if (disabledPs.versionCode < newPs.versionCode) { 12476 // Delete data for downgrades 12477 flags &= ~PackageManager.DELETE_KEEP_DATA; 12478 } else { 12479 // Preserve data by setting flag 12480 flags |= PackageManager.DELETE_KEEP_DATA; 12481 } 12482 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12483 allUserHandles, perUserInstalled, outInfo, writeSettings); 12484 if (!ret) { 12485 return false; 12486 } 12487 // writer 12488 synchronized (mPackages) { 12489 // Reinstate the old system package 12490 mSettings.enableSystemPackageLPw(newPs.name); 12491 // Remove any native libraries from the upgraded package. 12492 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12493 } 12494 // Install the system package 12495 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12496 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12497 if (locationIsPrivileged(disabledPs.codePath)) { 12498 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12499 } 12500 12501 final PackageParser.Package newPkg; 12502 try { 12503 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12504 } catch (PackageManagerException e) { 12505 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12506 return false; 12507 } 12508 12509 // writer 12510 synchronized (mPackages) { 12511 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12512 updatePermissionsLPw(newPkg.packageName, newPkg, 12513 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12514 if (applyUserRestrictions) { 12515 if (DEBUG_REMOVE) { 12516 Slog.d(TAG, "Propagating install state across reinstall"); 12517 } 12518 for (int i = 0; i < allUserHandles.length; i++) { 12519 if (DEBUG_REMOVE) { 12520 Slog.d(TAG, " user " + allUserHandles[i] 12521 + " => " + perUserInstalled[i]); 12522 } 12523 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12524 } 12525 // Regardless of writeSettings we need to ensure that this restriction 12526 // state propagation is persisted 12527 mSettings.writeAllUsersPackageRestrictionsLPr(); 12528 } 12529 // can downgrade to reader here 12530 if (writeSettings) { 12531 mSettings.writeLPr(); 12532 } 12533 } 12534 return true; 12535 } 12536 12537 private boolean deleteInstalledPackageLI(PackageSetting ps, 12538 boolean deleteCodeAndResources, int flags, 12539 int[] allUserHandles, boolean[] perUserInstalled, 12540 PackageRemovedInfo outInfo, boolean writeSettings) { 12541 if (outInfo != null) { 12542 outInfo.uid = ps.appId; 12543 } 12544 12545 // Delete package data from internal structures and also remove data if flag is set 12546 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12547 12548 // Delete application code and resources 12549 if (deleteCodeAndResources && (outInfo != null)) { 12550 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12551 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12552 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12553 } 12554 return true; 12555 } 12556 12557 @Override 12558 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12559 int userId) { 12560 mContext.enforceCallingOrSelfPermission( 12561 android.Manifest.permission.DELETE_PACKAGES, null); 12562 synchronized (mPackages) { 12563 PackageSetting ps = mSettings.mPackages.get(packageName); 12564 if (ps == null) { 12565 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12566 return false; 12567 } 12568 if (!ps.getInstalled(userId)) { 12569 // Can't block uninstall for an app that is not installed or enabled. 12570 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12571 return false; 12572 } 12573 ps.setBlockUninstall(blockUninstall, userId); 12574 mSettings.writePackageRestrictionsLPr(userId); 12575 } 12576 return true; 12577 } 12578 12579 @Override 12580 public boolean getBlockUninstallForUser(String packageName, int userId) { 12581 synchronized (mPackages) { 12582 PackageSetting ps = mSettings.mPackages.get(packageName); 12583 if (ps == null) { 12584 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12585 return false; 12586 } 12587 return ps.getBlockUninstall(userId); 12588 } 12589 } 12590 12591 /* 12592 * This method handles package deletion in general 12593 */ 12594 private boolean deletePackageLI(String packageName, UserHandle user, 12595 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12596 int flags, PackageRemovedInfo outInfo, 12597 boolean writeSettings) { 12598 if (packageName == null) { 12599 Slog.w(TAG, "Attempt to delete null packageName."); 12600 return false; 12601 } 12602 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12603 PackageSetting ps; 12604 boolean dataOnly = false; 12605 int removeUser = -1; 12606 int appId = -1; 12607 synchronized (mPackages) { 12608 ps = mSettings.mPackages.get(packageName); 12609 if (ps == null) { 12610 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12611 return false; 12612 } 12613 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12614 && user.getIdentifier() != UserHandle.USER_ALL) { 12615 // The caller is asking that the package only be deleted for a single 12616 // user. To do this, we just mark its uninstalled state and delete 12617 // its data. If this is a system app, we only allow this to happen if 12618 // they have set the special DELETE_SYSTEM_APP which requests different 12619 // semantics than normal for uninstalling system apps. 12620 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12621 ps.setUserState(user.getIdentifier(), 12622 COMPONENT_ENABLED_STATE_DEFAULT, 12623 false, //installed 12624 true, //stopped 12625 true, //notLaunched 12626 false, //hidden 12627 null, null, null, 12628 false, // blockUninstall 12629 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12630 if (!isSystemApp(ps)) { 12631 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12632 // Other user still have this package installed, so all 12633 // we need to do is clear this user's data and save that 12634 // it is uninstalled. 12635 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12636 removeUser = user.getIdentifier(); 12637 appId = ps.appId; 12638 scheduleWritePackageRestrictionsLocked(removeUser); 12639 } else { 12640 // We need to set it back to 'installed' so the uninstall 12641 // broadcasts will be sent correctly. 12642 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12643 ps.setInstalled(true, user.getIdentifier()); 12644 } 12645 } else { 12646 // This is a system app, so we assume that the 12647 // other users still have this package installed, so all 12648 // we need to do is clear this user's data and save that 12649 // it is uninstalled. 12650 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12651 removeUser = user.getIdentifier(); 12652 appId = ps.appId; 12653 scheduleWritePackageRestrictionsLocked(removeUser); 12654 } 12655 } 12656 } 12657 12658 if (removeUser >= 0) { 12659 // From above, we determined that we are deleting this only 12660 // for a single user. Continue the work here. 12661 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12662 if (outInfo != null) { 12663 outInfo.removedPackage = packageName; 12664 outInfo.removedAppId = appId; 12665 outInfo.removedUsers = new int[] {removeUser}; 12666 } 12667 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12668 removeKeystoreDataIfNeeded(removeUser, appId); 12669 schedulePackageCleaning(packageName, removeUser, false); 12670 synchronized (mPackages) { 12671 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12672 scheduleWritePackageRestrictionsLocked(removeUser); 12673 } 12674 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12675 removeUser); 12676 } 12677 return true; 12678 } 12679 12680 if (dataOnly) { 12681 // Delete application data first 12682 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12683 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12684 return true; 12685 } 12686 12687 boolean ret = false; 12688 if (isSystemApp(ps)) { 12689 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12690 // When an updated system application is deleted we delete the existing resources as well and 12691 // fall back to existing code in system partition 12692 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12693 flags, outInfo, writeSettings); 12694 } else { 12695 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12696 // Kill application pre-emptively especially for apps on sd. 12697 killApplication(packageName, ps.appId, "uninstall pkg"); 12698 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12699 allUserHandles, perUserInstalled, 12700 outInfo, writeSettings); 12701 } 12702 12703 return ret; 12704 } 12705 12706 private final class ClearStorageConnection implements ServiceConnection { 12707 IMediaContainerService mContainerService; 12708 12709 @Override 12710 public void onServiceConnected(ComponentName name, IBinder service) { 12711 synchronized (this) { 12712 mContainerService = IMediaContainerService.Stub.asInterface(service); 12713 notifyAll(); 12714 } 12715 } 12716 12717 @Override 12718 public void onServiceDisconnected(ComponentName name) { 12719 } 12720 } 12721 12722 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12723 final boolean mounted; 12724 if (Environment.isExternalStorageEmulated()) { 12725 mounted = true; 12726 } else { 12727 final String status = Environment.getExternalStorageState(); 12728 12729 mounted = status.equals(Environment.MEDIA_MOUNTED) 12730 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12731 } 12732 12733 if (!mounted) { 12734 return; 12735 } 12736 12737 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12738 int[] users; 12739 if (userId == UserHandle.USER_ALL) { 12740 users = sUserManager.getUserIds(); 12741 } else { 12742 users = new int[] { userId }; 12743 } 12744 final ClearStorageConnection conn = new ClearStorageConnection(); 12745 if (mContext.bindServiceAsUser( 12746 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12747 try { 12748 for (int curUser : users) { 12749 long timeout = SystemClock.uptimeMillis() + 5000; 12750 synchronized (conn) { 12751 long now = SystemClock.uptimeMillis(); 12752 while (conn.mContainerService == null && now < timeout) { 12753 try { 12754 conn.wait(timeout - now); 12755 } catch (InterruptedException e) { 12756 } 12757 } 12758 } 12759 if (conn.mContainerService == null) { 12760 return; 12761 } 12762 12763 final UserEnvironment userEnv = new UserEnvironment(curUser); 12764 clearDirectory(conn.mContainerService, 12765 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12766 if (allData) { 12767 clearDirectory(conn.mContainerService, 12768 userEnv.buildExternalStorageAppDataDirs(packageName)); 12769 clearDirectory(conn.mContainerService, 12770 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12771 } 12772 } 12773 } finally { 12774 mContext.unbindService(conn); 12775 } 12776 } 12777 } 12778 12779 @Override 12780 public void clearApplicationUserData(final String packageName, 12781 final IPackageDataObserver observer, final int userId) { 12782 mContext.enforceCallingOrSelfPermission( 12783 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12784 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12785 // Queue up an async operation since the package deletion may take a little while. 12786 mHandler.post(new Runnable() { 12787 public void run() { 12788 mHandler.removeCallbacks(this); 12789 final boolean succeeded; 12790 synchronized (mInstallLock) { 12791 succeeded = clearApplicationUserDataLI(packageName, userId); 12792 } 12793 clearExternalStorageDataSync(packageName, userId, true); 12794 if (succeeded) { 12795 // invoke DeviceStorageMonitor's update method to clear any notifications 12796 DeviceStorageMonitorInternal 12797 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12798 if (dsm != null) { 12799 dsm.checkMemory(); 12800 } 12801 } 12802 if(observer != null) { 12803 try { 12804 observer.onRemoveCompleted(packageName, succeeded); 12805 } catch (RemoteException e) { 12806 Log.i(TAG, "Observer no longer exists."); 12807 } 12808 } //end if observer 12809 } //end run 12810 }); 12811 } 12812 12813 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12814 if (packageName == null) { 12815 Slog.w(TAG, "Attempt to delete null packageName."); 12816 return false; 12817 } 12818 12819 // Try finding details about the requested package 12820 PackageParser.Package pkg; 12821 synchronized (mPackages) { 12822 pkg = mPackages.get(packageName); 12823 if (pkg == null) { 12824 final PackageSetting ps = mSettings.mPackages.get(packageName); 12825 if (ps != null) { 12826 pkg = ps.pkg; 12827 } 12828 } 12829 12830 if (pkg == null) { 12831 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12832 return false; 12833 } 12834 12835 PackageSetting ps = (PackageSetting) pkg.mExtras; 12836 PermissionsState permissionsState = ps.getPermissionsState(); 12837 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12838 } 12839 12840 // Always delete data directories for package, even if we found no other 12841 // record of app. This helps users recover from UID mismatches without 12842 // resorting to a full data wipe. 12843 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12844 if (retCode < 0) { 12845 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12846 return false; 12847 } 12848 12849 final int appId = pkg.applicationInfo.uid; 12850 removeKeystoreDataIfNeeded(userId, appId); 12851 12852 // Create a native library symlink only if we have native libraries 12853 // and if the native libraries are 32 bit libraries. We do not provide 12854 // this symlink for 64 bit libraries. 12855 if (pkg.applicationInfo.primaryCpuAbi != null && 12856 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12857 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12858 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12859 nativeLibPath, userId) < 0) { 12860 Slog.w(TAG, "Failed linking native library dir"); 12861 return false; 12862 } 12863 } 12864 12865 return true; 12866 } 12867 12868 12869 /** 12870 * Revokes granted runtime permissions and clears resettable flags 12871 * which are flags that can be set by a user interaction. 12872 * 12873 * @param permissionsState The permission state to reset. 12874 * @param userId The device user for which to do a reset. 12875 */ 12876 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12877 PermissionsState permissionsState, int userId) { 12878 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12879 | PackageManager.FLAG_PERMISSION_USER_FIXED 12880 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12881 12882 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12883 } 12884 12885 /** 12886 * Revokes granted runtime permissions and clears all flags. 12887 * 12888 * @param permissionsState The permission state to reset. 12889 * @param userId The device user for which to do a reset. 12890 */ 12891 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12892 PermissionsState permissionsState, int userId) { 12893 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12894 PackageManager.MASK_PERMISSION_FLAGS); 12895 } 12896 12897 /** 12898 * Revokes granted runtime permissions and clears certain flags. 12899 * 12900 * @param permissionsState The permission state to reset. 12901 * @param userId The device user for which to do a reset. 12902 * @param flags The flags that is going to be reset. 12903 */ 12904 private void revokeRuntimePermissionsAndClearFlagsLocked( 12905 PermissionsState permissionsState, int userId, int flags) { 12906 boolean needsWrite = false; 12907 12908 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12909 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12910 if (bp != null) { 12911 permissionsState.revokeRuntimePermission(bp, userId); 12912 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12913 needsWrite = true; 12914 } 12915 } 12916 12917 // Ensure default permissions are never cleared. 12918 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12919 12920 if (needsWrite) { 12921 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12922 } 12923 } 12924 12925 /** 12926 * Remove entries from the keystore daemon. Will only remove it if the 12927 * {@code appId} is valid. 12928 */ 12929 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12930 if (appId < 0) { 12931 return; 12932 } 12933 12934 final KeyStore keyStore = KeyStore.getInstance(); 12935 if (keyStore != null) { 12936 if (userId == UserHandle.USER_ALL) { 12937 for (final int individual : sUserManager.getUserIds()) { 12938 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12939 } 12940 } else { 12941 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12942 } 12943 } else { 12944 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12945 } 12946 } 12947 12948 @Override 12949 public void deleteApplicationCacheFiles(final String packageName, 12950 final IPackageDataObserver observer) { 12951 mContext.enforceCallingOrSelfPermission( 12952 android.Manifest.permission.DELETE_CACHE_FILES, null); 12953 // Queue up an async operation since the package deletion may take a little while. 12954 final int userId = UserHandle.getCallingUserId(); 12955 mHandler.post(new Runnable() { 12956 public void run() { 12957 mHandler.removeCallbacks(this); 12958 final boolean succeded; 12959 synchronized (mInstallLock) { 12960 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12961 } 12962 clearExternalStorageDataSync(packageName, userId, false); 12963 if (observer != null) { 12964 try { 12965 observer.onRemoveCompleted(packageName, succeded); 12966 } catch (RemoteException e) { 12967 Log.i(TAG, "Observer no longer exists."); 12968 } 12969 } //end if observer 12970 } //end run 12971 }); 12972 } 12973 12974 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12975 if (packageName == null) { 12976 Slog.w(TAG, "Attempt to delete null packageName."); 12977 return false; 12978 } 12979 PackageParser.Package p; 12980 synchronized (mPackages) { 12981 p = mPackages.get(packageName); 12982 } 12983 if (p == null) { 12984 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12985 return false; 12986 } 12987 final ApplicationInfo applicationInfo = p.applicationInfo; 12988 if (applicationInfo == null) { 12989 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12990 return false; 12991 } 12992 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12993 if (retCode < 0) { 12994 Slog.w(TAG, "Couldn't remove cache files for package: " 12995 + packageName + " u" + userId); 12996 return false; 12997 } 12998 return true; 12999 } 13000 13001 @Override 13002 public void getPackageSizeInfo(final String packageName, int userHandle, 13003 final IPackageStatsObserver observer) { 13004 mContext.enforceCallingOrSelfPermission( 13005 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13006 if (packageName == null) { 13007 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13008 } 13009 13010 PackageStats stats = new PackageStats(packageName, userHandle); 13011 13012 /* 13013 * Queue up an async operation since the package measurement may take a 13014 * little while. 13015 */ 13016 Message msg = mHandler.obtainMessage(INIT_COPY); 13017 msg.obj = new MeasureParams(stats, observer); 13018 mHandler.sendMessage(msg); 13019 } 13020 13021 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13022 PackageStats pStats) { 13023 if (packageName == null) { 13024 Slog.w(TAG, "Attempt to get size of null packageName."); 13025 return false; 13026 } 13027 PackageParser.Package p; 13028 boolean dataOnly = false; 13029 String libDirRoot = null; 13030 String asecPath = null; 13031 PackageSetting ps = null; 13032 synchronized (mPackages) { 13033 p = mPackages.get(packageName); 13034 ps = mSettings.mPackages.get(packageName); 13035 if(p == null) { 13036 dataOnly = true; 13037 if((ps == null) || (ps.pkg == null)) { 13038 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13039 return false; 13040 } 13041 p = ps.pkg; 13042 } 13043 if (ps != null) { 13044 libDirRoot = ps.legacyNativeLibraryPathString; 13045 } 13046 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13047 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13048 if (secureContainerId != null) { 13049 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13050 } 13051 } 13052 } 13053 String publicSrcDir = null; 13054 if(!dataOnly) { 13055 final ApplicationInfo applicationInfo = p.applicationInfo; 13056 if (applicationInfo == null) { 13057 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13058 return false; 13059 } 13060 if (p.isForwardLocked()) { 13061 publicSrcDir = applicationInfo.getBaseResourcePath(); 13062 } 13063 } 13064 // TODO: extend to measure size of split APKs 13065 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13066 // not just the first level. 13067 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13068 // just the primary. 13069 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13070 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13071 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13072 if (res < 0) { 13073 return false; 13074 } 13075 13076 // Fix-up for forward-locked applications in ASEC containers. 13077 if (!isExternal(p)) { 13078 pStats.codeSize += pStats.externalCodeSize; 13079 pStats.externalCodeSize = 0L; 13080 } 13081 13082 return true; 13083 } 13084 13085 13086 @Override 13087 public void addPackageToPreferred(String packageName) { 13088 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13089 } 13090 13091 @Override 13092 public void removePackageFromPreferred(String packageName) { 13093 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13094 } 13095 13096 @Override 13097 public List<PackageInfo> getPreferredPackages(int flags) { 13098 return new ArrayList<PackageInfo>(); 13099 } 13100 13101 private int getUidTargetSdkVersionLockedLPr(int uid) { 13102 Object obj = mSettings.getUserIdLPr(uid); 13103 if (obj instanceof SharedUserSetting) { 13104 final SharedUserSetting sus = (SharedUserSetting) obj; 13105 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13106 final Iterator<PackageSetting> it = sus.packages.iterator(); 13107 while (it.hasNext()) { 13108 final PackageSetting ps = it.next(); 13109 if (ps.pkg != null) { 13110 int v = ps.pkg.applicationInfo.targetSdkVersion; 13111 if (v < vers) vers = v; 13112 } 13113 } 13114 return vers; 13115 } else if (obj instanceof PackageSetting) { 13116 final PackageSetting ps = (PackageSetting) obj; 13117 if (ps.pkg != null) { 13118 return ps.pkg.applicationInfo.targetSdkVersion; 13119 } 13120 } 13121 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13122 } 13123 13124 @Override 13125 public void addPreferredActivity(IntentFilter filter, int match, 13126 ComponentName[] set, ComponentName activity, int userId) { 13127 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13128 "Adding preferred"); 13129 } 13130 13131 private void addPreferredActivityInternal(IntentFilter filter, int match, 13132 ComponentName[] set, ComponentName activity, boolean always, int userId, 13133 String opname) { 13134 // writer 13135 int callingUid = Binder.getCallingUid(); 13136 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13137 if (filter.countActions() == 0) { 13138 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13139 return; 13140 } 13141 synchronized (mPackages) { 13142 if (mContext.checkCallingOrSelfPermission( 13143 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13144 != PackageManager.PERMISSION_GRANTED) { 13145 if (getUidTargetSdkVersionLockedLPr(callingUid) 13146 < Build.VERSION_CODES.FROYO) { 13147 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13148 + callingUid); 13149 return; 13150 } 13151 mContext.enforceCallingOrSelfPermission( 13152 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13153 } 13154 13155 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13156 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13157 + userId + ":"); 13158 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13159 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13160 scheduleWritePackageRestrictionsLocked(userId); 13161 } 13162 } 13163 13164 @Override 13165 public void replacePreferredActivity(IntentFilter filter, int match, 13166 ComponentName[] set, ComponentName activity, int userId) { 13167 if (filter.countActions() != 1) { 13168 throw new IllegalArgumentException( 13169 "replacePreferredActivity expects filter to have only 1 action."); 13170 } 13171 if (filter.countDataAuthorities() != 0 13172 || filter.countDataPaths() != 0 13173 || filter.countDataSchemes() > 1 13174 || filter.countDataTypes() != 0) { 13175 throw new IllegalArgumentException( 13176 "replacePreferredActivity expects filter to have no data authorities, " + 13177 "paths, or types; and at most one scheme."); 13178 } 13179 13180 final int callingUid = Binder.getCallingUid(); 13181 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13182 synchronized (mPackages) { 13183 if (mContext.checkCallingOrSelfPermission( 13184 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13185 != PackageManager.PERMISSION_GRANTED) { 13186 if (getUidTargetSdkVersionLockedLPr(callingUid) 13187 < Build.VERSION_CODES.FROYO) { 13188 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13189 + Binder.getCallingUid()); 13190 return; 13191 } 13192 mContext.enforceCallingOrSelfPermission( 13193 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13194 } 13195 13196 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13197 if (pir != null) { 13198 // Get all of the existing entries that exactly match this filter. 13199 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13200 if (existing != null && existing.size() == 1) { 13201 PreferredActivity cur = existing.get(0); 13202 if (DEBUG_PREFERRED) { 13203 Slog.i(TAG, "Checking replace of preferred:"); 13204 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13205 if (!cur.mPref.mAlways) { 13206 Slog.i(TAG, " -- CUR; not mAlways!"); 13207 } else { 13208 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13209 Slog.i(TAG, " -- CUR: mSet=" 13210 + Arrays.toString(cur.mPref.mSetComponents)); 13211 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13212 Slog.i(TAG, " -- NEW: mMatch=" 13213 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13214 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13215 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13216 } 13217 } 13218 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13219 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13220 && cur.mPref.sameSet(set)) { 13221 // Setting the preferred activity to what it happens to be already 13222 if (DEBUG_PREFERRED) { 13223 Slog.i(TAG, "Replacing with same preferred activity " 13224 + cur.mPref.mShortComponent + " for user " 13225 + userId + ":"); 13226 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13227 } 13228 return; 13229 } 13230 } 13231 13232 if (existing != null) { 13233 if (DEBUG_PREFERRED) { 13234 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13235 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13236 } 13237 for (int i = 0; i < existing.size(); i++) { 13238 PreferredActivity pa = existing.get(i); 13239 if (DEBUG_PREFERRED) { 13240 Slog.i(TAG, "Removing existing preferred activity " 13241 + pa.mPref.mComponent + ":"); 13242 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13243 } 13244 pir.removeFilter(pa); 13245 } 13246 } 13247 } 13248 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13249 "Replacing preferred"); 13250 } 13251 } 13252 13253 @Override 13254 public void clearPackagePreferredActivities(String packageName) { 13255 final int uid = Binder.getCallingUid(); 13256 // writer 13257 synchronized (mPackages) { 13258 PackageParser.Package pkg = mPackages.get(packageName); 13259 if (pkg == null || pkg.applicationInfo.uid != uid) { 13260 if (mContext.checkCallingOrSelfPermission( 13261 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13262 != PackageManager.PERMISSION_GRANTED) { 13263 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13264 < Build.VERSION_CODES.FROYO) { 13265 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13266 + Binder.getCallingUid()); 13267 return; 13268 } 13269 mContext.enforceCallingOrSelfPermission( 13270 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13271 } 13272 } 13273 13274 int user = UserHandle.getCallingUserId(); 13275 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13276 scheduleWritePackageRestrictionsLocked(user); 13277 } 13278 } 13279 } 13280 13281 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13282 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13283 ArrayList<PreferredActivity> removed = null; 13284 boolean changed = false; 13285 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13286 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13287 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13288 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13289 continue; 13290 } 13291 Iterator<PreferredActivity> it = pir.filterIterator(); 13292 while (it.hasNext()) { 13293 PreferredActivity pa = it.next(); 13294 // Mark entry for removal only if it matches the package name 13295 // and the entry is of type "always". 13296 if (packageName == null || 13297 (pa.mPref.mComponent.getPackageName().equals(packageName) 13298 && pa.mPref.mAlways)) { 13299 if (removed == null) { 13300 removed = new ArrayList<PreferredActivity>(); 13301 } 13302 removed.add(pa); 13303 } 13304 } 13305 if (removed != null) { 13306 for (int j=0; j<removed.size(); j++) { 13307 PreferredActivity pa = removed.get(j); 13308 pir.removeFilter(pa); 13309 } 13310 changed = true; 13311 } 13312 } 13313 return changed; 13314 } 13315 13316 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13317 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13318 if (userId == UserHandle.USER_ALL) { 13319 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13320 sUserManager.getUserIds())) { 13321 for (int oneUserId : sUserManager.getUserIds()) { 13322 scheduleWritePackageRestrictionsLocked(oneUserId); 13323 } 13324 } 13325 } else { 13326 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13327 scheduleWritePackageRestrictionsLocked(userId); 13328 } 13329 } 13330 } 13331 13332 13333 void clearDefaultBrowserIfNeeded(String packageName) { 13334 for (int oneUserId : sUserManager.getUserIds()) { 13335 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13336 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13337 if (packageName.equals(defaultBrowserPackageName)) { 13338 setDefaultBrowserPackageName(null, oneUserId); 13339 } 13340 } 13341 } 13342 13343 @Override 13344 public void resetPreferredActivities(int userId) { 13345 /* TODO: Actually use userId. Why is it being passed in? */ 13346 mContext.enforceCallingOrSelfPermission( 13347 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13348 // writer 13349 synchronized (mPackages) { 13350 int user = UserHandle.getCallingUserId(); 13351 clearPackagePreferredActivitiesLPw(null, user); 13352 mSettings.readDefaultPreferredAppsLPw(this, user); 13353 scheduleWritePackageRestrictionsLocked(user); 13354 } 13355 } 13356 13357 @Override 13358 public int getPreferredActivities(List<IntentFilter> outFilters, 13359 List<ComponentName> outActivities, String packageName) { 13360 13361 int num = 0; 13362 final int userId = UserHandle.getCallingUserId(); 13363 // reader 13364 synchronized (mPackages) { 13365 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13366 if (pir != null) { 13367 final Iterator<PreferredActivity> it = pir.filterIterator(); 13368 while (it.hasNext()) { 13369 final PreferredActivity pa = it.next(); 13370 if (packageName == null 13371 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13372 && pa.mPref.mAlways)) { 13373 if (outFilters != null) { 13374 outFilters.add(new IntentFilter(pa)); 13375 } 13376 if (outActivities != null) { 13377 outActivities.add(pa.mPref.mComponent); 13378 } 13379 } 13380 } 13381 } 13382 } 13383 13384 return num; 13385 } 13386 13387 @Override 13388 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13389 int userId) { 13390 int callingUid = Binder.getCallingUid(); 13391 if (callingUid != Process.SYSTEM_UID) { 13392 throw new SecurityException( 13393 "addPersistentPreferredActivity can only be run by the system"); 13394 } 13395 if (filter.countActions() == 0) { 13396 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13397 return; 13398 } 13399 synchronized (mPackages) { 13400 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13401 " :"); 13402 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13403 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13404 new PersistentPreferredActivity(filter, activity)); 13405 scheduleWritePackageRestrictionsLocked(userId); 13406 } 13407 } 13408 13409 @Override 13410 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13411 int callingUid = Binder.getCallingUid(); 13412 if (callingUid != Process.SYSTEM_UID) { 13413 throw new SecurityException( 13414 "clearPackagePersistentPreferredActivities can only be run by the system"); 13415 } 13416 ArrayList<PersistentPreferredActivity> removed = null; 13417 boolean changed = false; 13418 synchronized (mPackages) { 13419 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13420 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13421 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13422 .valueAt(i); 13423 if (userId != thisUserId) { 13424 continue; 13425 } 13426 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13427 while (it.hasNext()) { 13428 PersistentPreferredActivity ppa = it.next(); 13429 // Mark entry for removal only if it matches the package name. 13430 if (ppa.mComponent.getPackageName().equals(packageName)) { 13431 if (removed == null) { 13432 removed = new ArrayList<PersistentPreferredActivity>(); 13433 } 13434 removed.add(ppa); 13435 } 13436 } 13437 if (removed != null) { 13438 for (int j=0; j<removed.size(); j++) { 13439 PersistentPreferredActivity ppa = removed.get(j); 13440 ppir.removeFilter(ppa); 13441 } 13442 changed = true; 13443 } 13444 } 13445 13446 if (changed) { 13447 scheduleWritePackageRestrictionsLocked(userId); 13448 } 13449 } 13450 } 13451 13452 /** 13453 * Common machinery for picking apart a restored XML blob and passing 13454 * it to a caller-supplied functor to be applied to the running system. 13455 */ 13456 private void restoreFromXml(XmlPullParser parser, int userId, 13457 String expectedStartTag, BlobXmlRestorer functor) 13458 throws IOException, XmlPullParserException { 13459 int type; 13460 while ((type = parser.next()) != XmlPullParser.START_TAG 13461 && type != XmlPullParser.END_DOCUMENT) { 13462 } 13463 if (type != XmlPullParser.START_TAG) { 13464 // oops didn't find a start tag?! 13465 if (DEBUG_BACKUP) { 13466 Slog.e(TAG, "Didn't find start tag during restore"); 13467 } 13468 return; 13469 } 13470 13471 // this is supposed to be TAG_PREFERRED_BACKUP 13472 if (!expectedStartTag.equals(parser.getName())) { 13473 if (DEBUG_BACKUP) { 13474 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13475 } 13476 return; 13477 } 13478 13479 // skip interfering stuff, then we're aligned with the backing implementation 13480 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13481 functor.apply(parser, userId); 13482 } 13483 13484 private interface BlobXmlRestorer { 13485 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13486 } 13487 13488 /** 13489 * Non-Binder method, support for the backup/restore mechanism: write the 13490 * full set of preferred activities in its canonical XML format. Returns the 13491 * XML output as a byte array, or null if there is none. 13492 */ 13493 @Override 13494 public byte[] getPreferredActivityBackup(int userId) { 13495 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13496 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13497 } 13498 13499 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13500 try { 13501 final XmlSerializer serializer = new FastXmlSerializer(); 13502 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13503 serializer.startDocument(null, true); 13504 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13505 13506 synchronized (mPackages) { 13507 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13508 } 13509 13510 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13511 serializer.endDocument(); 13512 serializer.flush(); 13513 } catch (Exception e) { 13514 if (DEBUG_BACKUP) { 13515 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13516 } 13517 return null; 13518 } 13519 13520 return dataStream.toByteArray(); 13521 } 13522 13523 @Override 13524 public void restorePreferredActivities(byte[] backup, int userId) { 13525 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13526 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13527 } 13528 13529 try { 13530 final XmlPullParser parser = Xml.newPullParser(); 13531 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13532 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13533 new BlobXmlRestorer() { 13534 @Override 13535 public void apply(XmlPullParser parser, int userId) 13536 throws XmlPullParserException, IOException { 13537 synchronized (mPackages) { 13538 mSettings.readPreferredActivitiesLPw(parser, userId); 13539 } 13540 } 13541 } ); 13542 } catch (Exception e) { 13543 if (DEBUG_BACKUP) { 13544 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13545 } 13546 } 13547 } 13548 13549 /** 13550 * Non-Binder method, support for the backup/restore mechanism: write the 13551 * default browser (etc) settings in its canonical XML format. Returns the default 13552 * browser XML representation as a byte array, or null if there is none. 13553 */ 13554 @Override 13555 public byte[] getDefaultAppsBackup(int userId) { 13556 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13557 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13558 } 13559 13560 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13561 try { 13562 final XmlSerializer serializer = new FastXmlSerializer(); 13563 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13564 serializer.startDocument(null, true); 13565 serializer.startTag(null, TAG_DEFAULT_APPS); 13566 13567 synchronized (mPackages) { 13568 mSettings.writeDefaultAppsLPr(serializer, userId); 13569 } 13570 13571 serializer.endTag(null, TAG_DEFAULT_APPS); 13572 serializer.endDocument(); 13573 serializer.flush(); 13574 } catch (Exception e) { 13575 if (DEBUG_BACKUP) { 13576 Slog.e(TAG, "Unable to write default apps for backup", e); 13577 } 13578 return null; 13579 } 13580 13581 return dataStream.toByteArray(); 13582 } 13583 13584 @Override 13585 public void restoreDefaultApps(byte[] backup, int userId) { 13586 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13587 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13588 } 13589 13590 try { 13591 final XmlPullParser parser = Xml.newPullParser(); 13592 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13593 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13594 new BlobXmlRestorer() { 13595 @Override 13596 public void apply(XmlPullParser parser, int userId) 13597 throws XmlPullParserException, IOException { 13598 synchronized (mPackages) { 13599 mSettings.readDefaultAppsLPw(parser, userId); 13600 } 13601 } 13602 } ); 13603 } catch (Exception e) { 13604 if (DEBUG_BACKUP) { 13605 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13606 } 13607 } 13608 } 13609 13610 @Override 13611 public byte[] getIntentFilterVerificationBackup(int userId) { 13612 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13613 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13614 } 13615 13616 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13617 try { 13618 final XmlSerializer serializer = new FastXmlSerializer(); 13619 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13620 serializer.startDocument(null, true); 13621 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13622 13623 synchronized (mPackages) { 13624 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13625 } 13626 13627 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13628 serializer.endDocument(); 13629 serializer.flush(); 13630 } catch (Exception e) { 13631 if (DEBUG_BACKUP) { 13632 Slog.e(TAG, "Unable to write default apps for backup", e); 13633 } 13634 return null; 13635 } 13636 13637 return dataStream.toByteArray(); 13638 } 13639 13640 @Override 13641 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13642 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13643 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13644 } 13645 13646 try { 13647 final XmlPullParser parser = Xml.newPullParser(); 13648 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13649 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13650 new BlobXmlRestorer() { 13651 @Override 13652 public void apply(XmlPullParser parser, int userId) 13653 throws XmlPullParserException, IOException { 13654 synchronized (mPackages) { 13655 mSettings.readAllDomainVerificationsLPr(parser, userId); 13656 mSettings.writeLPr(); 13657 } 13658 } 13659 } ); 13660 } catch (Exception e) { 13661 if (DEBUG_BACKUP) { 13662 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13663 } 13664 } 13665 } 13666 13667 @Override 13668 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13669 int sourceUserId, int targetUserId, int flags) { 13670 mContext.enforceCallingOrSelfPermission( 13671 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13672 int callingUid = Binder.getCallingUid(); 13673 enforceOwnerRights(ownerPackage, callingUid); 13674 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13675 if (intentFilter.countActions() == 0) { 13676 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13677 return; 13678 } 13679 synchronized (mPackages) { 13680 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13681 ownerPackage, targetUserId, flags); 13682 CrossProfileIntentResolver resolver = 13683 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13684 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13685 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13686 if (existing != null) { 13687 int size = existing.size(); 13688 for (int i = 0; i < size; i++) { 13689 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13690 return; 13691 } 13692 } 13693 } 13694 resolver.addFilter(newFilter); 13695 scheduleWritePackageRestrictionsLocked(sourceUserId); 13696 } 13697 } 13698 13699 @Override 13700 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13701 mContext.enforceCallingOrSelfPermission( 13702 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13703 int callingUid = Binder.getCallingUid(); 13704 enforceOwnerRights(ownerPackage, callingUid); 13705 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13706 synchronized (mPackages) { 13707 CrossProfileIntentResolver resolver = 13708 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13709 ArraySet<CrossProfileIntentFilter> set = 13710 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13711 for (CrossProfileIntentFilter filter : set) { 13712 if (filter.getOwnerPackage().equals(ownerPackage)) { 13713 resolver.removeFilter(filter); 13714 } 13715 } 13716 scheduleWritePackageRestrictionsLocked(sourceUserId); 13717 } 13718 } 13719 13720 // Enforcing that callingUid is owning pkg on userId 13721 private void enforceOwnerRights(String pkg, int callingUid) { 13722 // The system owns everything. 13723 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13724 return; 13725 } 13726 int callingUserId = UserHandle.getUserId(callingUid); 13727 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13728 if (pi == null) { 13729 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13730 + callingUserId); 13731 } 13732 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13733 throw new SecurityException("Calling uid " + callingUid 13734 + " does not own package " + pkg); 13735 } 13736 } 13737 13738 @Override 13739 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13740 Intent intent = new Intent(Intent.ACTION_MAIN); 13741 intent.addCategory(Intent.CATEGORY_HOME); 13742 13743 final int callingUserId = UserHandle.getCallingUserId(); 13744 List<ResolveInfo> list = queryIntentActivities(intent, null, 13745 PackageManager.GET_META_DATA, callingUserId); 13746 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13747 true, false, false, callingUserId); 13748 13749 allHomeCandidates.clear(); 13750 if (list != null) { 13751 for (ResolveInfo ri : list) { 13752 allHomeCandidates.add(ri); 13753 } 13754 } 13755 return (preferred == null || preferred.activityInfo == null) 13756 ? null 13757 : new ComponentName(preferred.activityInfo.packageName, 13758 preferred.activityInfo.name); 13759 } 13760 13761 @Override 13762 public void setApplicationEnabledSetting(String appPackageName, 13763 int newState, int flags, int userId, String callingPackage) { 13764 if (!sUserManager.exists(userId)) return; 13765 if (callingPackage == null) { 13766 callingPackage = Integer.toString(Binder.getCallingUid()); 13767 } 13768 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13769 } 13770 13771 @Override 13772 public void setComponentEnabledSetting(ComponentName componentName, 13773 int newState, int flags, int userId) { 13774 if (!sUserManager.exists(userId)) return; 13775 setEnabledSetting(componentName.getPackageName(), 13776 componentName.getClassName(), newState, flags, userId, null); 13777 } 13778 13779 private void setEnabledSetting(final String packageName, String className, int newState, 13780 final int flags, int userId, String callingPackage) { 13781 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13782 || newState == COMPONENT_ENABLED_STATE_ENABLED 13783 || newState == COMPONENT_ENABLED_STATE_DISABLED 13784 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13785 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13786 throw new IllegalArgumentException("Invalid new component state: " 13787 + newState); 13788 } 13789 PackageSetting pkgSetting; 13790 final int uid = Binder.getCallingUid(); 13791 final int permission = mContext.checkCallingOrSelfPermission( 13792 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13793 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13794 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13795 boolean sendNow = false; 13796 boolean isApp = (className == null); 13797 String componentName = isApp ? packageName : className; 13798 int packageUid = -1; 13799 ArrayList<String> components; 13800 13801 // writer 13802 synchronized (mPackages) { 13803 pkgSetting = mSettings.mPackages.get(packageName); 13804 if (pkgSetting == null) { 13805 if (className == null) { 13806 throw new IllegalArgumentException( 13807 "Unknown package: " + packageName); 13808 } 13809 throw new IllegalArgumentException( 13810 "Unknown component: " + packageName 13811 + "/" + className); 13812 } 13813 // Allow root and verify that userId is not being specified by a different user 13814 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13815 throw new SecurityException( 13816 "Permission Denial: attempt to change component state from pid=" 13817 + Binder.getCallingPid() 13818 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13819 } 13820 if (className == null) { 13821 // We're dealing with an application/package level state change 13822 if (pkgSetting.getEnabled(userId) == newState) { 13823 // Nothing to do 13824 return; 13825 } 13826 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13827 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13828 // Don't care about who enables an app. 13829 callingPackage = null; 13830 } 13831 pkgSetting.setEnabled(newState, userId, callingPackage); 13832 // pkgSetting.pkg.mSetEnabled = newState; 13833 } else { 13834 // We're dealing with a component level state change 13835 // First, verify that this is a valid class name. 13836 PackageParser.Package pkg = pkgSetting.pkg; 13837 if (pkg == null || !pkg.hasComponentClassName(className)) { 13838 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13839 throw new IllegalArgumentException("Component class " + className 13840 + " does not exist in " + packageName); 13841 } else { 13842 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13843 + className + " does not exist in " + packageName); 13844 } 13845 } 13846 switch (newState) { 13847 case COMPONENT_ENABLED_STATE_ENABLED: 13848 if (!pkgSetting.enableComponentLPw(className, userId)) { 13849 return; 13850 } 13851 break; 13852 case COMPONENT_ENABLED_STATE_DISABLED: 13853 if (!pkgSetting.disableComponentLPw(className, userId)) { 13854 return; 13855 } 13856 break; 13857 case COMPONENT_ENABLED_STATE_DEFAULT: 13858 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13859 return; 13860 } 13861 break; 13862 default: 13863 Slog.e(TAG, "Invalid new component state: " + newState); 13864 return; 13865 } 13866 } 13867 scheduleWritePackageRestrictionsLocked(userId); 13868 components = mPendingBroadcasts.get(userId, packageName); 13869 final boolean newPackage = components == null; 13870 if (newPackage) { 13871 components = new ArrayList<String>(); 13872 } 13873 if (!components.contains(componentName)) { 13874 components.add(componentName); 13875 } 13876 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13877 sendNow = true; 13878 // Purge entry from pending broadcast list if another one exists already 13879 // since we are sending one right away. 13880 mPendingBroadcasts.remove(userId, packageName); 13881 } else { 13882 if (newPackage) { 13883 mPendingBroadcasts.put(userId, packageName, components); 13884 } 13885 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13886 // Schedule a message 13887 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13888 } 13889 } 13890 } 13891 13892 long callingId = Binder.clearCallingIdentity(); 13893 try { 13894 if (sendNow) { 13895 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13896 sendPackageChangedBroadcast(packageName, 13897 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13898 } 13899 } finally { 13900 Binder.restoreCallingIdentity(callingId); 13901 } 13902 } 13903 13904 private void sendPackageChangedBroadcast(String packageName, 13905 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13906 if (DEBUG_INSTALL) 13907 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13908 + componentNames); 13909 Bundle extras = new Bundle(4); 13910 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13911 String nameList[] = new String[componentNames.size()]; 13912 componentNames.toArray(nameList); 13913 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13914 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13915 extras.putInt(Intent.EXTRA_UID, packageUid); 13916 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13917 new int[] {UserHandle.getUserId(packageUid)}); 13918 } 13919 13920 @Override 13921 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13922 if (!sUserManager.exists(userId)) return; 13923 final int uid = Binder.getCallingUid(); 13924 final int permission = mContext.checkCallingOrSelfPermission( 13925 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13926 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13927 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13928 // writer 13929 synchronized (mPackages) { 13930 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13931 allowedByPermission, uid, userId)) { 13932 scheduleWritePackageRestrictionsLocked(userId); 13933 } 13934 } 13935 } 13936 13937 @Override 13938 public String getInstallerPackageName(String packageName) { 13939 // reader 13940 synchronized (mPackages) { 13941 return mSettings.getInstallerPackageNameLPr(packageName); 13942 } 13943 } 13944 13945 @Override 13946 public int getApplicationEnabledSetting(String packageName, int userId) { 13947 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13948 int uid = Binder.getCallingUid(); 13949 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13950 // reader 13951 synchronized (mPackages) { 13952 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13953 } 13954 } 13955 13956 @Override 13957 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13958 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13959 int uid = Binder.getCallingUid(); 13960 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13961 // reader 13962 synchronized (mPackages) { 13963 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13964 } 13965 } 13966 13967 @Override 13968 public void enterSafeMode() { 13969 enforceSystemOrRoot("Only the system can request entering safe mode"); 13970 13971 if (!mSystemReady) { 13972 mSafeMode = true; 13973 } 13974 } 13975 13976 @Override 13977 public void systemReady() { 13978 mSystemReady = true; 13979 13980 // Read the compatibilty setting when the system is ready. 13981 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13982 mContext.getContentResolver(), 13983 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13984 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13985 if (DEBUG_SETTINGS) { 13986 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13987 } 13988 13989 synchronized (mPackages) { 13990 // Verify that all of the preferred activity components actually 13991 // exist. It is possible for applications to be updated and at 13992 // that point remove a previously declared activity component that 13993 // had been set as a preferred activity. We try to clean this up 13994 // the next time we encounter that preferred activity, but it is 13995 // possible for the user flow to never be able to return to that 13996 // situation so here we do a sanity check to make sure we haven't 13997 // left any junk around. 13998 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13999 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14000 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14001 removed.clear(); 14002 for (PreferredActivity pa : pir.filterSet()) { 14003 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14004 removed.add(pa); 14005 } 14006 } 14007 if (removed.size() > 0) { 14008 for (int r=0; r<removed.size(); r++) { 14009 PreferredActivity pa = removed.get(r); 14010 Slog.w(TAG, "Removing dangling preferred activity: " 14011 + pa.mPref.mComponent); 14012 pir.removeFilter(pa); 14013 } 14014 mSettings.writePackageRestrictionsLPr( 14015 mSettings.mPreferredActivities.keyAt(i)); 14016 } 14017 } 14018 } 14019 sUserManager.systemReady(); 14020 14021 // If we upgraded grant all default permissions before kicking off. 14022 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 14023 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14024 for (int userId : UserManagerService.getInstance().getUserIds()) { 14025 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14026 } 14027 } 14028 14029 // Kick off any messages waiting for system ready 14030 if (mPostSystemReadyMessages != null) { 14031 for (Message msg : mPostSystemReadyMessages) { 14032 msg.sendToTarget(); 14033 } 14034 mPostSystemReadyMessages = null; 14035 } 14036 14037 // Watch for external volumes that come and go over time 14038 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14039 storage.registerListener(mStorageListener); 14040 14041 mInstallerService.systemReady(); 14042 mPackageDexOptimizer.systemReady(); 14043 } 14044 14045 @Override 14046 public boolean isSafeMode() { 14047 return mSafeMode; 14048 } 14049 14050 @Override 14051 public boolean hasSystemUidErrors() { 14052 return mHasSystemUidErrors; 14053 } 14054 14055 static String arrayToString(int[] array) { 14056 StringBuffer buf = new StringBuffer(128); 14057 buf.append('['); 14058 if (array != null) { 14059 for (int i=0; i<array.length; i++) { 14060 if (i > 0) buf.append(", "); 14061 buf.append(array[i]); 14062 } 14063 } 14064 buf.append(']'); 14065 return buf.toString(); 14066 } 14067 14068 static class DumpState { 14069 public static final int DUMP_LIBS = 1 << 0; 14070 public static final int DUMP_FEATURES = 1 << 1; 14071 public static final int DUMP_RESOLVERS = 1 << 2; 14072 public static final int DUMP_PERMISSIONS = 1 << 3; 14073 public static final int DUMP_PACKAGES = 1 << 4; 14074 public static final int DUMP_SHARED_USERS = 1 << 5; 14075 public static final int DUMP_MESSAGES = 1 << 6; 14076 public static final int DUMP_PROVIDERS = 1 << 7; 14077 public static final int DUMP_VERIFIERS = 1 << 8; 14078 public static final int DUMP_PREFERRED = 1 << 9; 14079 public static final int DUMP_PREFERRED_XML = 1 << 10; 14080 public static final int DUMP_KEYSETS = 1 << 11; 14081 public static final int DUMP_VERSION = 1 << 12; 14082 public static final int DUMP_INSTALLS = 1 << 13; 14083 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14084 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14085 14086 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14087 14088 private int mTypes; 14089 14090 private int mOptions; 14091 14092 private boolean mTitlePrinted; 14093 14094 private SharedUserSetting mSharedUser; 14095 14096 public boolean isDumping(int type) { 14097 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14098 return true; 14099 } 14100 14101 return (mTypes & type) != 0; 14102 } 14103 14104 public void setDump(int type) { 14105 mTypes |= type; 14106 } 14107 14108 public boolean isOptionEnabled(int option) { 14109 return (mOptions & option) != 0; 14110 } 14111 14112 public void setOptionEnabled(int option) { 14113 mOptions |= option; 14114 } 14115 14116 public boolean onTitlePrinted() { 14117 final boolean printed = mTitlePrinted; 14118 mTitlePrinted = true; 14119 return printed; 14120 } 14121 14122 public boolean getTitlePrinted() { 14123 return mTitlePrinted; 14124 } 14125 14126 public void setTitlePrinted(boolean enabled) { 14127 mTitlePrinted = enabled; 14128 } 14129 14130 public SharedUserSetting getSharedUser() { 14131 return mSharedUser; 14132 } 14133 14134 public void setSharedUser(SharedUserSetting user) { 14135 mSharedUser = user; 14136 } 14137 } 14138 14139 @Override 14140 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14141 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14142 != PackageManager.PERMISSION_GRANTED) { 14143 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14144 + Binder.getCallingPid() 14145 + ", uid=" + Binder.getCallingUid() 14146 + " without permission " 14147 + android.Manifest.permission.DUMP); 14148 return; 14149 } 14150 14151 DumpState dumpState = new DumpState(); 14152 boolean fullPreferred = false; 14153 boolean checkin = false; 14154 14155 String packageName = null; 14156 14157 int opti = 0; 14158 while (opti < args.length) { 14159 String opt = args[opti]; 14160 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14161 break; 14162 } 14163 opti++; 14164 14165 if ("-a".equals(opt)) { 14166 // Right now we only know how to print all. 14167 } else if ("-h".equals(opt)) { 14168 pw.println("Package manager dump options:"); 14169 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14170 pw.println(" --checkin: dump for a checkin"); 14171 pw.println(" -f: print details of intent filters"); 14172 pw.println(" -h: print this help"); 14173 pw.println(" cmd may be one of:"); 14174 pw.println(" l[ibraries]: list known shared libraries"); 14175 pw.println(" f[ibraries]: list device features"); 14176 pw.println(" k[eysets]: print known keysets"); 14177 pw.println(" r[esolvers]: dump intent resolvers"); 14178 pw.println(" perm[issions]: dump permissions"); 14179 pw.println(" pref[erred]: print preferred package settings"); 14180 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14181 pw.println(" prov[iders]: dump content providers"); 14182 pw.println(" p[ackages]: dump installed packages"); 14183 pw.println(" s[hared-users]: dump shared user IDs"); 14184 pw.println(" m[essages]: print collected runtime messages"); 14185 pw.println(" v[erifiers]: print package verifier info"); 14186 pw.println(" version: print database version info"); 14187 pw.println(" write: write current settings now"); 14188 pw.println(" <package.name>: info about given package"); 14189 pw.println(" installs: details about install sessions"); 14190 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14191 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14192 return; 14193 } else if ("--checkin".equals(opt)) { 14194 checkin = true; 14195 } else if ("-f".equals(opt)) { 14196 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14197 } else { 14198 pw.println("Unknown argument: " + opt + "; use -h for help"); 14199 } 14200 } 14201 14202 // Is the caller requesting to dump a particular piece of data? 14203 if (opti < args.length) { 14204 String cmd = args[opti]; 14205 opti++; 14206 // Is this a package name? 14207 if ("android".equals(cmd) || cmd.contains(".")) { 14208 packageName = cmd; 14209 // When dumping a single package, we always dump all of its 14210 // filter information since the amount of data will be reasonable. 14211 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14212 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14213 dumpState.setDump(DumpState.DUMP_LIBS); 14214 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14215 dumpState.setDump(DumpState.DUMP_FEATURES); 14216 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14217 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14218 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14219 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14220 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14221 dumpState.setDump(DumpState.DUMP_PREFERRED); 14222 } else if ("preferred-xml".equals(cmd)) { 14223 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14224 if (opti < args.length && "--full".equals(args[opti])) { 14225 fullPreferred = true; 14226 opti++; 14227 } 14228 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14229 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14230 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14231 dumpState.setDump(DumpState.DUMP_PACKAGES); 14232 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14233 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14234 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14235 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14236 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14237 dumpState.setDump(DumpState.DUMP_MESSAGES); 14238 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14239 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14240 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14241 || "intent-filter-verifiers".equals(cmd)) { 14242 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14243 } else if ("version".equals(cmd)) { 14244 dumpState.setDump(DumpState.DUMP_VERSION); 14245 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14246 dumpState.setDump(DumpState.DUMP_KEYSETS); 14247 } else if ("installs".equals(cmd)) { 14248 dumpState.setDump(DumpState.DUMP_INSTALLS); 14249 } else if ("write".equals(cmd)) { 14250 synchronized (mPackages) { 14251 mSettings.writeLPr(); 14252 pw.println("Settings written."); 14253 return; 14254 } 14255 } 14256 } 14257 14258 if (checkin) { 14259 pw.println("vers,1"); 14260 } 14261 14262 // reader 14263 synchronized (mPackages) { 14264 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14265 if (!checkin) { 14266 if (dumpState.onTitlePrinted()) 14267 pw.println(); 14268 pw.println("Database versions:"); 14269 pw.print(" SDK Version:"); 14270 pw.print(" internal="); 14271 pw.print(mSettings.mInternalSdkPlatform); 14272 pw.print(" external="); 14273 pw.println(mSettings.mExternalSdkPlatform); 14274 pw.print(" DB Version:"); 14275 pw.print(" internal="); 14276 pw.print(mSettings.mInternalDatabaseVersion); 14277 pw.print(" external="); 14278 pw.println(mSettings.mExternalDatabaseVersion); 14279 } 14280 } 14281 14282 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14283 if (!checkin) { 14284 if (dumpState.onTitlePrinted()) 14285 pw.println(); 14286 pw.println("Verifiers:"); 14287 pw.print(" Required: "); 14288 pw.print(mRequiredVerifierPackage); 14289 pw.print(" (uid="); 14290 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14291 pw.println(")"); 14292 } else if (mRequiredVerifierPackage != null) { 14293 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14294 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14295 } 14296 } 14297 14298 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14299 packageName == null) { 14300 if (mIntentFilterVerifierComponent != null) { 14301 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14302 if (!checkin) { 14303 if (dumpState.onTitlePrinted()) 14304 pw.println(); 14305 pw.println("Intent Filter Verifier:"); 14306 pw.print(" Using: "); 14307 pw.print(verifierPackageName); 14308 pw.print(" (uid="); 14309 pw.print(getPackageUid(verifierPackageName, 0)); 14310 pw.println(")"); 14311 } else if (verifierPackageName != null) { 14312 pw.print("ifv,"); pw.print(verifierPackageName); 14313 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14314 } 14315 } else { 14316 pw.println(); 14317 pw.println("No Intent Filter Verifier available!"); 14318 } 14319 } 14320 14321 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14322 boolean printedHeader = false; 14323 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14324 while (it.hasNext()) { 14325 String name = it.next(); 14326 SharedLibraryEntry ent = mSharedLibraries.get(name); 14327 if (!checkin) { 14328 if (!printedHeader) { 14329 if (dumpState.onTitlePrinted()) 14330 pw.println(); 14331 pw.println("Libraries:"); 14332 printedHeader = true; 14333 } 14334 pw.print(" "); 14335 } else { 14336 pw.print("lib,"); 14337 } 14338 pw.print(name); 14339 if (!checkin) { 14340 pw.print(" -> "); 14341 } 14342 if (ent.path != null) { 14343 if (!checkin) { 14344 pw.print("(jar) "); 14345 pw.print(ent.path); 14346 } else { 14347 pw.print(",jar,"); 14348 pw.print(ent.path); 14349 } 14350 } else { 14351 if (!checkin) { 14352 pw.print("(apk) "); 14353 pw.print(ent.apk); 14354 } else { 14355 pw.print(",apk,"); 14356 pw.print(ent.apk); 14357 } 14358 } 14359 pw.println(); 14360 } 14361 } 14362 14363 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14364 if (dumpState.onTitlePrinted()) 14365 pw.println(); 14366 if (!checkin) { 14367 pw.println("Features:"); 14368 } 14369 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14370 while (it.hasNext()) { 14371 String name = it.next(); 14372 if (!checkin) { 14373 pw.print(" "); 14374 } else { 14375 pw.print("feat,"); 14376 } 14377 pw.println(name); 14378 } 14379 } 14380 14381 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14382 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14383 : "Activity Resolver Table:", " ", packageName, 14384 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14385 dumpState.setTitlePrinted(true); 14386 } 14387 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14388 : "Receiver Resolver Table:", " ", packageName, 14389 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14390 dumpState.setTitlePrinted(true); 14391 } 14392 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14393 : "Service Resolver Table:", " ", packageName, 14394 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14395 dumpState.setTitlePrinted(true); 14396 } 14397 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14398 : "Provider Resolver Table:", " ", packageName, 14399 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14400 dumpState.setTitlePrinted(true); 14401 } 14402 } 14403 14404 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14405 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14406 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14407 int user = mSettings.mPreferredActivities.keyAt(i); 14408 if (pir.dump(pw, 14409 dumpState.getTitlePrinted() 14410 ? "\nPreferred Activities User " + user + ":" 14411 : "Preferred Activities User " + user + ":", " ", 14412 packageName, true, false)) { 14413 dumpState.setTitlePrinted(true); 14414 } 14415 } 14416 } 14417 14418 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14419 pw.flush(); 14420 FileOutputStream fout = new FileOutputStream(fd); 14421 BufferedOutputStream str = new BufferedOutputStream(fout); 14422 XmlSerializer serializer = new FastXmlSerializer(); 14423 try { 14424 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14425 serializer.startDocument(null, true); 14426 serializer.setFeature( 14427 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14428 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14429 serializer.endDocument(); 14430 serializer.flush(); 14431 } catch (IllegalArgumentException e) { 14432 pw.println("Failed writing: " + e); 14433 } catch (IllegalStateException e) { 14434 pw.println("Failed writing: " + e); 14435 } catch (IOException e) { 14436 pw.println("Failed writing: " + e); 14437 } 14438 } 14439 14440 if (!checkin 14441 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14442 && packageName == null) { 14443 pw.println(); 14444 int count = mSettings.mPackages.size(); 14445 if (count == 0) { 14446 pw.println("No domain preferred apps!"); 14447 pw.println(); 14448 } else { 14449 final String prefix = " "; 14450 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14451 if (allPackageSettings.size() == 0) { 14452 pw.println("No domain preferred apps!"); 14453 pw.println(); 14454 } else { 14455 pw.println("Domain preferred apps status:"); 14456 pw.println(); 14457 count = 0; 14458 for (PackageSetting ps : allPackageSettings) { 14459 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14460 if (ivi == null || ivi.getPackageName() == null) continue; 14461 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14462 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14463 pw.println(prefix + "Status: " + ivi.getStatusString()); 14464 pw.println(); 14465 count++; 14466 } 14467 if (count == 0) { 14468 pw.println(prefix + "No domain preferred app status!"); 14469 pw.println(); 14470 } 14471 for (int userId : sUserManager.getUserIds()) { 14472 pw.println("Domain preferred apps for User " + userId + ":"); 14473 pw.println(); 14474 count = 0; 14475 for (PackageSetting ps : allPackageSettings) { 14476 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14477 if (ivi == null || ivi.getPackageName() == null) { 14478 continue; 14479 } 14480 final int status = ps.getDomainVerificationStatusForUser(userId); 14481 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14482 continue; 14483 } 14484 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14485 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14486 String statusStr = IntentFilterVerificationInfo. 14487 getStatusStringFromValue(status); 14488 pw.println(prefix + "Status: " + statusStr); 14489 pw.println(); 14490 count++; 14491 } 14492 if (count == 0) { 14493 pw.println(prefix + "No domain preferred apps!"); 14494 pw.println(); 14495 } 14496 } 14497 } 14498 } 14499 } 14500 14501 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14502 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14503 if (packageName == null) { 14504 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14505 if (iperm == 0) { 14506 if (dumpState.onTitlePrinted()) 14507 pw.println(); 14508 pw.println("AppOp Permissions:"); 14509 } 14510 pw.print(" AppOp Permission "); 14511 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14512 pw.println(":"); 14513 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14514 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14515 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14516 } 14517 } 14518 } 14519 } 14520 14521 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14522 boolean printedSomething = false; 14523 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14524 if (packageName != null && !packageName.equals(p.info.packageName)) { 14525 continue; 14526 } 14527 if (!printedSomething) { 14528 if (dumpState.onTitlePrinted()) 14529 pw.println(); 14530 pw.println("Registered ContentProviders:"); 14531 printedSomething = true; 14532 } 14533 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14534 pw.print(" "); pw.println(p.toString()); 14535 } 14536 printedSomething = false; 14537 for (Map.Entry<String, PackageParser.Provider> entry : 14538 mProvidersByAuthority.entrySet()) { 14539 PackageParser.Provider p = entry.getValue(); 14540 if (packageName != null && !packageName.equals(p.info.packageName)) { 14541 continue; 14542 } 14543 if (!printedSomething) { 14544 if (dumpState.onTitlePrinted()) 14545 pw.println(); 14546 pw.println("ContentProvider Authorities:"); 14547 printedSomething = true; 14548 } 14549 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14550 pw.print(" "); pw.println(p.toString()); 14551 if (p.info != null && p.info.applicationInfo != null) { 14552 final String appInfo = p.info.applicationInfo.toString(); 14553 pw.print(" applicationInfo="); pw.println(appInfo); 14554 } 14555 } 14556 } 14557 14558 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14559 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14560 } 14561 14562 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14563 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14564 } 14565 14566 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14567 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14568 } 14569 14570 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14571 // XXX should handle packageName != null by dumping only install data that 14572 // the given package is involved with. 14573 if (dumpState.onTitlePrinted()) pw.println(); 14574 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14575 } 14576 14577 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14578 if (dumpState.onTitlePrinted()) pw.println(); 14579 mSettings.dumpReadMessagesLPr(pw, dumpState); 14580 14581 pw.println(); 14582 pw.println("Package warning messages:"); 14583 BufferedReader in = null; 14584 String line = null; 14585 try { 14586 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14587 while ((line = in.readLine()) != null) { 14588 if (line.contains("ignored: updated version")) continue; 14589 pw.println(line); 14590 } 14591 } catch (IOException ignored) { 14592 } finally { 14593 IoUtils.closeQuietly(in); 14594 } 14595 } 14596 14597 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14598 BufferedReader in = null; 14599 String line = null; 14600 try { 14601 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14602 while ((line = in.readLine()) != null) { 14603 if (line.contains("ignored: updated version")) continue; 14604 pw.print("msg,"); 14605 pw.println(line); 14606 } 14607 } catch (IOException ignored) { 14608 } finally { 14609 IoUtils.closeQuietly(in); 14610 } 14611 } 14612 } 14613 } 14614 14615 // ------- apps on sdcard specific code ------- 14616 static final boolean DEBUG_SD_INSTALL = false; 14617 14618 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14619 14620 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14621 14622 private boolean mMediaMounted = false; 14623 14624 static String getEncryptKey() { 14625 try { 14626 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14627 SD_ENCRYPTION_KEYSTORE_NAME); 14628 if (sdEncKey == null) { 14629 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14630 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14631 if (sdEncKey == null) { 14632 Slog.e(TAG, "Failed to create encryption keys"); 14633 return null; 14634 } 14635 } 14636 return sdEncKey; 14637 } catch (NoSuchAlgorithmException nsae) { 14638 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14639 return null; 14640 } catch (IOException ioe) { 14641 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14642 return null; 14643 } 14644 } 14645 14646 /* 14647 * Update media status on PackageManager. 14648 */ 14649 @Override 14650 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14651 int callingUid = Binder.getCallingUid(); 14652 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14653 throw new SecurityException("Media status can only be updated by the system"); 14654 } 14655 // reader; this apparently protects mMediaMounted, but should probably 14656 // be a different lock in that case. 14657 synchronized (mPackages) { 14658 Log.i(TAG, "Updating external media status from " 14659 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14660 + (mediaStatus ? "mounted" : "unmounted")); 14661 if (DEBUG_SD_INSTALL) 14662 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14663 + ", mMediaMounted=" + mMediaMounted); 14664 if (mediaStatus == mMediaMounted) { 14665 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14666 : 0, -1); 14667 mHandler.sendMessage(msg); 14668 return; 14669 } 14670 mMediaMounted = mediaStatus; 14671 } 14672 // Queue up an async operation since the package installation may take a 14673 // little while. 14674 mHandler.post(new Runnable() { 14675 public void run() { 14676 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14677 } 14678 }); 14679 } 14680 14681 /** 14682 * Called by MountService when the initial ASECs to scan are available. 14683 * Should block until all the ASEC containers are finished being scanned. 14684 */ 14685 public void scanAvailableAsecs() { 14686 updateExternalMediaStatusInner(true, false, false); 14687 if (mShouldRestoreconData) { 14688 SELinuxMMAC.setRestoreconDone(); 14689 mShouldRestoreconData = false; 14690 } 14691 } 14692 14693 /* 14694 * Collect information of applications on external media, map them against 14695 * existing containers and update information based on current mount status. 14696 * Please note that we always have to report status if reportStatus has been 14697 * set to true especially when unloading packages. 14698 */ 14699 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14700 boolean externalStorage) { 14701 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14702 int[] uidArr = EmptyArray.INT; 14703 14704 final String[] list = PackageHelper.getSecureContainerList(); 14705 if (ArrayUtils.isEmpty(list)) { 14706 Log.i(TAG, "No secure containers found"); 14707 } else { 14708 // Process list of secure containers and categorize them 14709 // as active or stale based on their package internal state. 14710 14711 // reader 14712 synchronized (mPackages) { 14713 for (String cid : list) { 14714 // Leave stages untouched for now; installer service owns them 14715 if (PackageInstallerService.isStageName(cid)) continue; 14716 14717 if (DEBUG_SD_INSTALL) 14718 Log.i(TAG, "Processing container " + cid); 14719 String pkgName = getAsecPackageName(cid); 14720 if (pkgName == null) { 14721 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14722 continue; 14723 } 14724 if (DEBUG_SD_INSTALL) 14725 Log.i(TAG, "Looking for pkg : " + pkgName); 14726 14727 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14728 if (ps == null) { 14729 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14730 continue; 14731 } 14732 14733 /* 14734 * Skip packages that are not external if we're unmounting 14735 * external storage. 14736 */ 14737 if (externalStorage && !isMounted && !isExternal(ps)) { 14738 continue; 14739 } 14740 14741 final AsecInstallArgs args = new AsecInstallArgs(cid, 14742 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14743 // The package status is changed only if the code path 14744 // matches between settings and the container id. 14745 if (ps.codePathString != null 14746 && ps.codePathString.startsWith(args.getCodePath())) { 14747 if (DEBUG_SD_INSTALL) { 14748 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14749 + " at code path: " + ps.codePathString); 14750 } 14751 14752 // We do have a valid package installed on sdcard 14753 processCids.put(args, ps.codePathString); 14754 final int uid = ps.appId; 14755 if (uid != -1) { 14756 uidArr = ArrayUtils.appendInt(uidArr, uid); 14757 } 14758 } else { 14759 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14760 + ps.codePathString); 14761 } 14762 } 14763 } 14764 14765 Arrays.sort(uidArr); 14766 } 14767 14768 // Process packages with valid entries. 14769 if (isMounted) { 14770 if (DEBUG_SD_INSTALL) 14771 Log.i(TAG, "Loading packages"); 14772 loadMediaPackages(processCids, uidArr); 14773 startCleaningPackages(); 14774 mInstallerService.onSecureContainersAvailable(); 14775 } else { 14776 if (DEBUG_SD_INSTALL) 14777 Log.i(TAG, "Unloading packages"); 14778 unloadMediaPackages(processCids, uidArr, reportStatus); 14779 } 14780 } 14781 14782 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14783 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14784 final int size = infos.size(); 14785 final String[] packageNames = new String[size]; 14786 final int[] packageUids = new int[size]; 14787 for (int i = 0; i < size; i++) { 14788 final ApplicationInfo info = infos.get(i); 14789 packageNames[i] = info.packageName; 14790 packageUids[i] = info.uid; 14791 } 14792 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14793 finishedReceiver); 14794 } 14795 14796 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14797 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14798 sendResourcesChangedBroadcast(mediaStatus, replacing, 14799 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14800 } 14801 14802 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14803 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14804 int size = pkgList.length; 14805 if (size > 0) { 14806 // Send broadcasts here 14807 Bundle extras = new Bundle(); 14808 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14809 if (uidArr != null) { 14810 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14811 } 14812 if (replacing) { 14813 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14814 } 14815 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14816 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14817 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14818 } 14819 } 14820 14821 /* 14822 * Look at potentially valid container ids from processCids If package 14823 * information doesn't match the one on record or package scanning fails, 14824 * the cid is added to list of removeCids. We currently don't delete stale 14825 * containers. 14826 */ 14827 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14828 ArrayList<String> pkgList = new ArrayList<String>(); 14829 Set<AsecInstallArgs> keys = processCids.keySet(); 14830 14831 for (AsecInstallArgs args : keys) { 14832 String codePath = processCids.get(args); 14833 if (DEBUG_SD_INSTALL) 14834 Log.i(TAG, "Loading container : " + args.cid); 14835 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14836 try { 14837 // Make sure there are no container errors first. 14838 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14839 Slog.e(TAG, "Failed to mount cid : " + args.cid 14840 + " when installing from sdcard"); 14841 continue; 14842 } 14843 // Check code path here. 14844 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14845 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14846 + " does not match one in settings " + codePath); 14847 continue; 14848 } 14849 // Parse package 14850 int parseFlags = mDefParseFlags; 14851 if (args.isExternalAsec()) { 14852 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14853 } 14854 if (args.isFwdLocked()) { 14855 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14856 } 14857 14858 synchronized (mInstallLock) { 14859 PackageParser.Package pkg = null; 14860 try { 14861 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14862 } catch (PackageManagerException e) { 14863 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14864 } 14865 // Scan the package 14866 if (pkg != null) { 14867 /* 14868 * TODO why is the lock being held? doPostInstall is 14869 * called in other places without the lock. This needs 14870 * to be straightened out. 14871 */ 14872 // writer 14873 synchronized (mPackages) { 14874 retCode = PackageManager.INSTALL_SUCCEEDED; 14875 pkgList.add(pkg.packageName); 14876 // Post process args 14877 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14878 pkg.applicationInfo.uid); 14879 } 14880 } else { 14881 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14882 } 14883 } 14884 14885 } finally { 14886 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14887 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14888 } 14889 } 14890 } 14891 // writer 14892 synchronized (mPackages) { 14893 // If the platform SDK has changed since the last time we booted, 14894 // we need to re-grant app permission to catch any new ones that 14895 // appear. This is really a hack, and means that apps can in some 14896 // cases get permissions that the user didn't initially explicitly 14897 // allow... it would be nice to have some better way to handle 14898 // this situation. 14899 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14900 if (regrantPermissions) 14901 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14902 + mSdkVersion + "; regranting permissions for external storage"); 14903 mSettings.mExternalSdkPlatform = mSdkVersion; 14904 14905 // Make sure group IDs have been assigned, and any permission 14906 // changes in other apps are accounted for 14907 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14908 | (regrantPermissions 14909 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14910 : 0)); 14911 14912 mSettings.updateExternalDatabaseVersion(); 14913 14914 // can downgrade to reader 14915 // Persist settings 14916 mSettings.writeLPr(); 14917 } 14918 // Send a broadcast to let everyone know we are done processing 14919 if (pkgList.size() > 0) { 14920 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14921 } 14922 } 14923 14924 /* 14925 * Utility method to unload a list of specified containers 14926 */ 14927 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14928 // Just unmount all valid containers. 14929 for (AsecInstallArgs arg : cidArgs) { 14930 synchronized (mInstallLock) { 14931 arg.doPostDeleteLI(false); 14932 } 14933 } 14934 } 14935 14936 /* 14937 * Unload packages mounted on external media. This involves deleting package 14938 * data from internal structures, sending broadcasts about diabled packages, 14939 * gc'ing to free up references, unmounting all secure containers 14940 * corresponding to packages on external media, and posting a 14941 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14942 * that we always have to post this message if status has been requested no 14943 * matter what. 14944 */ 14945 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14946 final boolean reportStatus) { 14947 if (DEBUG_SD_INSTALL) 14948 Log.i(TAG, "unloading media packages"); 14949 ArrayList<String> pkgList = new ArrayList<String>(); 14950 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14951 final Set<AsecInstallArgs> keys = processCids.keySet(); 14952 for (AsecInstallArgs args : keys) { 14953 String pkgName = args.getPackageName(); 14954 if (DEBUG_SD_INSTALL) 14955 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14956 // Delete package internally 14957 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14958 synchronized (mInstallLock) { 14959 boolean res = deletePackageLI(pkgName, null, false, null, null, 14960 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14961 if (res) { 14962 pkgList.add(pkgName); 14963 } else { 14964 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14965 failedList.add(args); 14966 } 14967 } 14968 } 14969 14970 // reader 14971 synchronized (mPackages) { 14972 // We didn't update the settings after removing each package; 14973 // write them now for all packages. 14974 mSettings.writeLPr(); 14975 } 14976 14977 // We have to absolutely send UPDATED_MEDIA_STATUS only 14978 // after confirming that all the receivers processed the ordered 14979 // broadcast when packages get disabled, force a gc to clean things up. 14980 // and unload all the containers. 14981 if (pkgList.size() > 0) { 14982 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14983 new IIntentReceiver.Stub() { 14984 public void performReceive(Intent intent, int resultCode, String data, 14985 Bundle extras, boolean ordered, boolean sticky, 14986 int sendingUser) throws RemoteException { 14987 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14988 reportStatus ? 1 : 0, 1, keys); 14989 mHandler.sendMessage(msg); 14990 } 14991 }); 14992 } else { 14993 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14994 keys); 14995 mHandler.sendMessage(msg); 14996 } 14997 } 14998 14999 private void loadPrivatePackages(VolumeInfo vol) { 15000 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15001 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15002 synchronized (mInstallLock) { 15003 synchronized (mPackages) { 15004 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15005 for (PackageSetting ps : packages) { 15006 final PackageParser.Package pkg; 15007 try { 15008 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 15009 loaded.add(pkg.applicationInfo); 15010 } catch (PackageManagerException e) { 15011 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15012 } 15013 } 15014 15015 // TODO: regrant any permissions that changed based since original install 15016 15017 mSettings.writeLPr(); 15018 } 15019 } 15020 15021 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15022 sendResourcesChangedBroadcast(true, false, loaded, null); 15023 } 15024 15025 private void unloadPrivatePackages(VolumeInfo vol) { 15026 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15027 synchronized (mInstallLock) { 15028 synchronized (mPackages) { 15029 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15030 for (PackageSetting ps : packages) { 15031 if (ps.pkg == null) continue; 15032 15033 final ApplicationInfo info = ps.pkg.applicationInfo; 15034 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15035 if (deletePackageLI(ps.name, null, false, null, null, 15036 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15037 unloaded.add(info); 15038 } else { 15039 Slog.w(TAG, "Failed to unload " + ps.codePath); 15040 } 15041 } 15042 15043 mSettings.writeLPr(); 15044 } 15045 } 15046 15047 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15048 sendResourcesChangedBroadcast(false, false, unloaded, null); 15049 } 15050 15051 private void unfreezePackage(String packageName) { 15052 synchronized (mPackages) { 15053 final PackageSetting ps = mSettings.mPackages.get(packageName); 15054 if (ps != null) { 15055 ps.frozen = false; 15056 } 15057 } 15058 } 15059 15060 @Override 15061 public int movePackage(final String packageName, final String volumeUuid) { 15062 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15063 15064 final int moveId = mNextMoveId.getAndIncrement(); 15065 try { 15066 movePackageInternal(packageName, volumeUuid, moveId); 15067 } catch (PackageManagerException e) { 15068 Slog.w(TAG, "Failed to move " + packageName, e); 15069 mMoveCallbacks.notifyStatusChanged(moveId, 15070 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15071 } 15072 return moveId; 15073 } 15074 15075 private void movePackageInternal(final String packageName, final String volumeUuid, 15076 final int moveId) throws PackageManagerException { 15077 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15078 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15079 final PackageManager pm = mContext.getPackageManager(); 15080 15081 final boolean currentAsec; 15082 final String currentVolumeUuid; 15083 final File codeFile; 15084 final String installerPackageName; 15085 final String packageAbiOverride; 15086 final int appId; 15087 final String seinfo; 15088 final String label; 15089 15090 // reader 15091 synchronized (mPackages) { 15092 final PackageParser.Package pkg = mPackages.get(packageName); 15093 final PackageSetting ps = mSettings.mPackages.get(packageName); 15094 if (pkg == null || ps == null) { 15095 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15096 } 15097 15098 if (pkg.applicationInfo.isSystemApp()) { 15099 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15100 "Cannot move system application"); 15101 } 15102 15103 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15104 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15105 "Package already moved to " + volumeUuid); 15106 } 15107 15108 final File probe = new File(pkg.codePath); 15109 final File probeOat = new File(probe, "oat"); 15110 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15111 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15112 "Move only supported for modern cluster style installs"); 15113 } 15114 15115 if (ps.frozen) { 15116 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15117 "Failed to move already frozen package"); 15118 } 15119 ps.frozen = true; 15120 15121 currentAsec = pkg.applicationInfo.isForwardLocked() 15122 || pkg.applicationInfo.isExternalAsec(); 15123 currentVolumeUuid = ps.volumeUuid; 15124 codeFile = new File(pkg.codePath); 15125 installerPackageName = ps.installerPackageName; 15126 packageAbiOverride = ps.cpuAbiOverrideString; 15127 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15128 seinfo = pkg.applicationInfo.seinfo; 15129 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15130 } 15131 15132 // Now that we're guarded by frozen state, kill app during move 15133 killApplication(packageName, appId, "move pkg"); 15134 15135 final Bundle extras = new Bundle(); 15136 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15137 extras.putString(Intent.EXTRA_TITLE, label); 15138 mMoveCallbacks.notifyCreated(moveId, extras); 15139 15140 int installFlags; 15141 final boolean moveCompleteApp; 15142 final File measurePath; 15143 15144 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15145 installFlags = INSTALL_INTERNAL; 15146 moveCompleteApp = !currentAsec; 15147 measurePath = Environment.getDataAppDirectory(volumeUuid); 15148 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15149 installFlags = INSTALL_EXTERNAL; 15150 moveCompleteApp = false; 15151 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15152 } else { 15153 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15154 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15155 || !volume.isMountedWritable()) { 15156 unfreezePackage(packageName); 15157 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15158 "Move location not mounted private volume"); 15159 } 15160 15161 Preconditions.checkState(!currentAsec); 15162 15163 installFlags = INSTALL_INTERNAL; 15164 moveCompleteApp = true; 15165 measurePath = Environment.getDataAppDirectory(volumeUuid); 15166 } 15167 15168 final PackageStats stats = new PackageStats(null, -1); 15169 synchronized (mInstaller) { 15170 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15171 unfreezePackage(packageName); 15172 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15173 "Failed to measure package size"); 15174 } 15175 } 15176 15177 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15178 + stats.dataSize); 15179 15180 final long startFreeBytes = measurePath.getFreeSpace(); 15181 final long sizeBytes; 15182 if (moveCompleteApp) { 15183 sizeBytes = stats.codeSize + stats.dataSize; 15184 } else { 15185 sizeBytes = stats.codeSize; 15186 } 15187 15188 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15189 unfreezePackage(packageName); 15190 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15191 "Not enough free space to move"); 15192 } 15193 15194 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15195 15196 final CountDownLatch installedLatch = new CountDownLatch(1); 15197 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15198 @Override 15199 public void onUserActionRequired(Intent intent) throws RemoteException { 15200 throw new IllegalStateException(); 15201 } 15202 15203 @Override 15204 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15205 Bundle extras) throws RemoteException { 15206 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15207 + PackageManager.installStatusToString(returnCode, msg)); 15208 15209 installedLatch.countDown(); 15210 15211 // Regardless of success or failure of the move operation, 15212 // always unfreeze the package 15213 unfreezePackage(packageName); 15214 15215 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15216 switch (status) { 15217 case PackageInstaller.STATUS_SUCCESS: 15218 mMoveCallbacks.notifyStatusChanged(moveId, 15219 PackageManager.MOVE_SUCCEEDED); 15220 break; 15221 case PackageInstaller.STATUS_FAILURE_STORAGE: 15222 mMoveCallbacks.notifyStatusChanged(moveId, 15223 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15224 break; 15225 default: 15226 mMoveCallbacks.notifyStatusChanged(moveId, 15227 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15228 break; 15229 } 15230 } 15231 }; 15232 15233 final MoveInfo move; 15234 if (moveCompleteApp) { 15235 // Kick off a thread to report progress estimates 15236 new Thread() { 15237 @Override 15238 public void run() { 15239 while (true) { 15240 try { 15241 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15242 break; 15243 } 15244 } catch (InterruptedException ignored) { 15245 } 15246 15247 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15248 final int progress = 10 + (int) MathUtils.constrain( 15249 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15250 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15251 } 15252 } 15253 }.start(); 15254 15255 final String dataAppName = codeFile.getName(); 15256 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15257 dataAppName, appId, seinfo); 15258 } else { 15259 move = null; 15260 } 15261 15262 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15263 15264 final Message msg = mHandler.obtainMessage(INIT_COPY); 15265 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15266 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15267 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15268 mHandler.sendMessage(msg); 15269 } 15270 15271 @Override 15272 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15273 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15274 15275 final int realMoveId = mNextMoveId.getAndIncrement(); 15276 final Bundle extras = new Bundle(); 15277 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15278 mMoveCallbacks.notifyCreated(realMoveId, extras); 15279 15280 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15281 @Override 15282 public void onCreated(int moveId, Bundle extras) { 15283 // Ignored 15284 } 15285 15286 @Override 15287 public void onStatusChanged(int moveId, int status, long estMillis) { 15288 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15289 } 15290 }; 15291 15292 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15293 storage.setPrimaryStorageUuid(volumeUuid, callback); 15294 return realMoveId; 15295 } 15296 15297 @Override 15298 public int getMoveStatus(int moveId) { 15299 mContext.enforceCallingOrSelfPermission( 15300 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15301 return mMoveCallbacks.mLastStatus.get(moveId); 15302 } 15303 15304 @Override 15305 public void registerMoveCallback(IPackageMoveObserver callback) { 15306 mContext.enforceCallingOrSelfPermission( 15307 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15308 mMoveCallbacks.register(callback); 15309 } 15310 15311 @Override 15312 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15313 mContext.enforceCallingOrSelfPermission( 15314 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15315 mMoveCallbacks.unregister(callback); 15316 } 15317 15318 @Override 15319 public boolean setInstallLocation(int loc) { 15320 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15321 null); 15322 if (getInstallLocation() == loc) { 15323 return true; 15324 } 15325 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15326 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15327 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15328 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15329 return true; 15330 } 15331 return false; 15332 } 15333 15334 @Override 15335 public int getInstallLocation() { 15336 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15337 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15338 PackageHelper.APP_INSTALL_AUTO); 15339 } 15340 15341 /** Called by UserManagerService */ 15342 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15343 mDirtyUsers.remove(userHandle); 15344 mSettings.removeUserLPw(userHandle); 15345 mPendingBroadcasts.remove(userHandle); 15346 if (mInstaller != null) { 15347 // Technically, we shouldn't be doing this with the package lock 15348 // held. However, this is very rare, and there is already so much 15349 // other disk I/O going on, that we'll let it slide for now. 15350 final StorageManager storage = StorageManager.from(mContext); 15351 final List<VolumeInfo> vols = storage.getVolumes(); 15352 for (VolumeInfo vol : vols) { 15353 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15354 final String volumeUuid = vol.getFsUuid(); 15355 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15356 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15357 } 15358 } 15359 } 15360 mUserNeedsBadging.delete(userHandle); 15361 removeUnusedPackagesLILPw(userManager, userHandle); 15362 } 15363 15364 /** 15365 * We're removing userHandle and would like to remove any downloaded packages 15366 * that are no longer in use by any other user. 15367 * @param userHandle the user being removed 15368 */ 15369 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15370 final boolean DEBUG_CLEAN_APKS = false; 15371 int [] users = userManager.getUserIdsLPr(); 15372 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15373 while (psit.hasNext()) { 15374 PackageSetting ps = psit.next(); 15375 if (ps.pkg == null) { 15376 continue; 15377 } 15378 final String packageName = ps.pkg.packageName; 15379 // Skip over if system app 15380 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15381 continue; 15382 } 15383 if (DEBUG_CLEAN_APKS) { 15384 Slog.i(TAG, "Checking package " + packageName); 15385 } 15386 boolean keep = false; 15387 for (int i = 0; i < users.length; i++) { 15388 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15389 keep = true; 15390 if (DEBUG_CLEAN_APKS) { 15391 Slog.i(TAG, " Keeping package " + packageName + " for user " 15392 + users[i]); 15393 } 15394 break; 15395 } 15396 } 15397 if (!keep) { 15398 if (DEBUG_CLEAN_APKS) { 15399 Slog.i(TAG, " Removing package " + packageName); 15400 } 15401 mHandler.post(new Runnable() { 15402 public void run() { 15403 deletePackageX(packageName, userHandle, 0); 15404 } //end run 15405 }); 15406 } 15407 } 15408 } 15409 15410 /** Called by UserManagerService */ 15411 void createNewUserLILPw(int userHandle, File path) { 15412 if (mInstaller != null) { 15413 mInstaller.createUserConfig(userHandle); 15414 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15415 } 15416 } 15417 15418 void newUserCreatedLILPw(final int userHandle) { 15419 // We cannot grant the default permissions with a lock held as 15420 // we query providers from other components for default handlers 15421 // such as enabled IMEs, etc. 15422 mHandler.post(new Runnable() { 15423 @Override 15424 public void run() { 15425 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15426 } 15427 }); 15428 } 15429 15430 @Override 15431 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15432 mContext.enforceCallingOrSelfPermission( 15433 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15434 "Only package verification agents can read the verifier device identity"); 15435 15436 synchronized (mPackages) { 15437 return mSettings.getVerifierDeviceIdentityLPw(); 15438 } 15439 } 15440 15441 @Override 15442 public void setPermissionEnforced(String permission, boolean enforced) { 15443 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15444 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15445 synchronized (mPackages) { 15446 if (mSettings.mReadExternalStorageEnforced == null 15447 || mSettings.mReadExternalStorageEnforced != enforced) { 15448 mSettings.mReadExternalStorageEnforced = enforced; 15449 mSettings.writeLPr(); 15450 } 15451 } 15452 // kill any non-foreground processes so we restart them and 15453 // grant/revoke the GID. 15454 final IActivityManager am = ActivityManagerNative.getDefault(); 15455 if (am != null) { 15456 final long token = Binder.clearCallingIdentity(); 15457 try { 15458 am.killProcessesBelowForeground("setPermissionEnforcement"); 15459 } catch (RemoteException e) { 15460 } finally { 15461 Binder.restoreCallingIdentity(token); 15462 } 15463 } 15464 } else { 15465 throw new IllegalArgumentException("No selective enforcement for " + permission); 15466 } 15467 } 15468 15469 @Override 15470 @Deprecated 15471 public boolean isPermissionEnforced(String permission) { 15472 return true; 15473 } 15474 15475 @Override 15476 public boolean isStorageLow() { 15477 final long token = Binder.clearCallingIdentity(); 15478 try { 15479 final DeviceStorageMonitorInternal 15480 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15481 if (dsm != null) { 15482 return dsm.isMemoryLow(); 15483 } else { 15484 return false; 15485 } 15486 } finally { 15487 Binder.restoreCallingIdentity(token); 15488 } 15489 } 15490 15491 @Override 15492 public IPackageInstaller getPackageInstaller() { 15493 return mInstallerService; 15494 } 15495 15496 private boolean userNeedsBadging(int userId) { 15497 int index = mUserNeedsBadging.indexOfKey(userId); 15498 if (index < 0) { 15499 final UserInfo userInfo; 15500 final long token = Binder.clearCallingIdentity(); 15501 try { 15502 userInfo = sUserManager.getUserInfo(userId); 15503 } finally { 15504 Binder.restoreCallingIdentity(token); 15505 } 15506 final boolean b; 15507 if (userInfo != null && userInfo.isManagedProfile()) { 15508 b = true; 15509 } else { 15510 b = false; 15511 } 15512 mUserNeedsBadging.put(userId, b); 15513 return b; 15514 } 15515 return mUserNeedsBadging.valueAt(index); 15516 } 15517 15518 @Override 15519 public KeySet getKeySetByAlias(String packageName, String alias) { 15520 if (packageName == null || alias == null) { 15521 return null; 15522 } 15523 synchronized(mPackages) { 15524 final PackageParser.Package pkg = mPackages.get(packageName); 15525 if (pkg == null) { 15526 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15527 throw new IllegalArgumentException("Unknown package: " + packageName); 15528 } 15529 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15530 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15531 } 15532 } 15533 15534 @Override 15535 public KeySet getSigningKeySet(String packageName) { 15536 if (packageName == null) { 15537 return null; 15538 } 15539 synchronized(mPackages) { 15540 final PackageParser.Package pkg = mPackages.get(packageName); 15541 if (pkg == null) { 15542 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15543 throw new IllegalArgumentException("Unknown package: " + packageName); 15544 } 15545 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15546 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15547 throw new SecurityException("May not access signing KeySet of other apps."); 15548 } 15549 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15550 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15551 } 15552 } 15553 15554 @Override 15555 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15556 if (packageName == null || ks == null) { 15557 return false; 15558 } 15559 synchronized(mPackages) { 15560 final PackageParser.Package pkg = mPackages.get(packageName); 15561 if (pkg == null) { 15562 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15563 throw new IllegalArgumentException("Unknown package: " + packageName); 15564 } 15565 IBinder ksh = ks.getToken(); 15566 if (ksh instanceof KeySetHandle) { 15567 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15568 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15569 } 15570 return false; 15571 } 15572 } 15573 15574 @Override 15575 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15576 if (packageName == null || ks == null) { 15577 return false; 15578 } 15579 synchronized(mPackages) { 15580 final PackageParser.Package pkg = mPackages.get(packageName); 15581 if (pkg == null) { 15582 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15583 throw new IllegalArgumentException("Unknown package: " + packageName); 15584 } 15585 IBinder ksh = ks.getToken(); 15586 if (ksh instanceof KeySetHandle) { 15587 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15588 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15589 } 15590 return false; 15591 } 15592 } 15593 15594 public void getUsageStatsIfNoPackageUsageInfo() { 15595 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15596 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15597 if (usm == null) { 15598 throw new IllegalStateException("UsageStatsManager must be initialized"); 15599 } 15600 long now = System.currentTimeMillis(); 15601 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15602 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15603 String packageName = entry.getKey(); 15604 PackageParser.Package pkg = mPackages.get(packageName); 15605 if (pkg == null) { 15606 continue; 15607 } 15608 UsageStats usage = entry.getValue(); 15609 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15610 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15611 } 15612 } 15613 } 15614 15615 /** 15616 * Check and throw if the given before/after packages would be considered a 15617 * downgrade. 15618 */ 15619 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15620 throws PackageManagerException { 15621 if (after.versionCode < before.mVersionCode) { 15622 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15623 "Update version code " + after.versionCode + " is older than current " 15624 + before.mVersionCode); 15625 } else if (after.versionCode == before.mVersionCode) { 15626 if (after.baseRevisionCode < before.baseRevisionCode) { 15627 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15628 "Update base revision code " + after.baseRevisionCode 15629 + " is older than current " + before.baseRevisionCode); 15630 } 15631 15632 if (!ArrayUtils.isEmpty(after.splitNames)) { 15633 for (int i = 0; i < after.splitNames.length; i++) { 15634 final String splitName = after.splitNames[i]; 15635 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15636 if (j != -1) { 15637 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15638 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15639 "Update split " + splitName + " revision code " 15640 + after.splitRevisionCodes[i] + " is older than current " 15641 + before.splitRevisionCodes[j]); 15642 } 15643 } 15644 } 15645 } 15646 } 15647 } 15648 15649 private static class MoveCallbacks extends Handler { 15650 private static final int MSG_CREATED = 1; 15651 private static final int MSG_STATUS_CHANGED = 2; 15652 15653 private final RemoteCallbackList<IPackageMoveObserver> 15654 mCallbacks = new RemoteCallbackList<>(); 15655 15656 private final SparseIntArray mLastStatus = new SparseIntArray(); 15657 15658 public MoveCallbacks(Looper looper) { 15659 super(looper); 15660 } 15661 15662 public void register(IPackageMoveObserver callback) { 15663 mCallbacks.register(callback); 15664 } 15665 15666 public void unregister(IPackageMoveObserver callback) { 15667 mCallbacks.unregister(callback); 15668 } 15669 15670 @Override 15671 public void handleMessage(Message msg) { 15672 final SomeArgs args = (SomeArgs) msg.obj; 15673 final int n = mCallbacks.beginBroadcast(); 15674 for (int i = 0; i < n; i++) { 15675 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15676 try { 15677 invokeCallback(callback, msg.what, args); 15678 } catch (RemoteException ignored) { 15679 } 15680 } 15681 mCallbacks.finishBroadcast(); 15682 args.recycle(); 15683 } 15684 15685 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15686 throws RemoteException { 15687 switch (what) { 15688 case MSG_CREATED: { 15689 callback.onCreated(args.argi1, (Bundle) args.arg2); 15690 break; 15691 } 15692 case MSG_STATUS_CHANGED: { 15693 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15694 break; 15695 } 15696 } 15697 } 15698 15699 private void notifyCreated(int moveId, Bundle extras) { 15700 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15701 15702 final SomeArgs args = SomeArgs.obtain(); 15703 args.argi1 = moveId; 15704 args.arg2 = extras; 15705 obtainMessage(MSG_CREATED, args).sendToTarget(); 15706 } 15707 15708 private void notifyStatusChanged(int moveId, int status) { 15709 notifyStatusChanged(moveId, status, -1); 15710 } 15711 15712 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15713 Slog.v(TAG, "Move " + moveId + " status " + status); 15714 15715 final SomeArgs args = SomeArgs.obtain(); 15716 args.argi1 = moveId; 15717 args.argi2 = status; 15718 args.arg3 = estMillis; 15719 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15720 15721 synchronized (mLastStatus) { 15722 mLastStatus.put(moveId, status); 15723 } 15724 } 15725 } 15726 15727 private final class OnPermissionChangeListeners extends Handler { 15728 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15729 15730 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15731 new RemoteCallbackList<>(); 15732 15733 public OnPermissionChangeListeners(Looper looper) { 15734 super(looper); 15735 } 15736 15737 @Override 15738 public void handleMessage(Message msg) { 15739 switch (msg.what) { 15740 case MSG_ON_PERMISSIONS_CHANGED: { 15741 final int uid = msg.arg1; 15742 handleOnPermissionsChanged(uid); 15743 } break; 15744 } 15745 } 15746 15747 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15748 mPermissionListeners.register(listener); 15749 15750 } 15751 15752 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15753 mPermissionListeners.unregister(listener); 15754 } 15755 15756 public void onPermissionsChanged(int uid) { 15757 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15758 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15759 } 15760 } 15761 15762 private void handleOnPermissionsChanged(int uid) { 15763 final int count = mPermissionListeners.beginBroadcast(); 15764 try { 15765 for (int i = 0; i < count; i++) { 15766 IOnPermissionsChangeListener callback = mPermissionListeners 15767 .getBroadcastItem(i); 15768 try { 15769 callback.onPermissionsChanged(uid); 15770 } catch (RemoteException e) { 15771 Log.e(TAG, "Permission listener is dead", e); 15772 } 15773 } 15774 } finally { 15775 mPermissionListeners.finishBroadcast(); 15776 } 15777 } 15778 } 15779 15780 private class PackageManagerInternalImpl extends PackageManagerInternal { 15781 @Override 15782 public void setLocationPackagesProvider(PackagesProvider provider) { 15783 synchronized (mPackages) { 15784 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15785 } 15786 } 15787 15788 @Override 15789 public void setImePackagesProvider(PackagesProvider provider) { 15790 synchronized (mPackages) { 15791 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15792 } 15793 } 15794 15795 @Override 15796 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15797 synchronized (mPackages) { 15798 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15799 } 15800 } 15801 } 15802} 15803