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Commit 3b9e4bda authored by lumark's avatar lumark
Browse files

Add CLEAR_APP_CACHE check for deletePreloadsFileCache. 

StorageManager is priv-app & need add CLEAR_APP_CACHE permission to
access deletePreloadsFileCache.

Bug: 36595933
Test: adb shell service call package <api> to verify non-priv-app, fail.
Test: adb shell service call package <api> to verify priv-app with CLEAR_APP_CACHE, success.
Change-Id: Ie9f13285a725d9bf4b552617ee13c1eb142a3609
parent 6ec9142d

services/core/java/com/android/server/pm/PackageManagerService.java

+2 −3
Original line number Diff line number Diff line
@@ -4506,9 +4506,8 @@ public class PackageManagerService extends IPackageManager.Stub 














    @Override















    public void deletePreloadsFileCache() {













        if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) {













            throw new SecurityException("Only system or settings may call deletePreloadsFileCache");













        }













        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.CLEAR_APP_CACHE,













                "deletePreloadsFileCache");















        File dir = Environment.getDataPreloadsFileCacheDirectory();















        Slog.i(TAG, "Deleting preloaded file cache " + dir);















        FileUtils.deleteContents(dir);