Clean up any restrictions files that shouldn't be there. (c3d29ba5) · Commits · e / os / android_frameworks_base

services/java/com/android/server/pm/UserManagerService.java

+25 −0

Original line number	Diff line number	Diff line
		@@ -822,6 +822,11 @@ public class UserManagerService extends IUserManager.Stub {
		pinState.failedAttempts = failedAttempts;
		pinState.lastAttemptTime = lastAttemptTime;
		}
		// If this is not a restricted profile and there is no restrictions pin, clean up
		// any restrictions files that might have been left behind.
		if (!userInfo.isRestricted() && salt == 0) {
		cleanAppRestrictions(id);
		}
		return userInfo;

		} catch (IOException ioe) {
		@@ -873,6 +878,26 @@ public class UserManagerService extends IUserManager.Stub {
		}
		}

		/**
		* Removes all the restrictions files (res_<packagename>) for a given user.
		* Does not do any permissions checking.
		*/
		private void cleanAppRestrictions(int userId) {
		synchronized (mPackagesLock) {
		File dir = Environment.getUserSystemDirectory(userId);
		String[] files = dir.list();
		if (files == null) return;
		for (String fileName : files) {
		if (fileName.startsWith(RESTRICTIONS_FILE_PREFIX)) {
		File resFile = new File(dir, fileName);
		if (resFile.exists()) {
		resFile.delete();
		}
		}
		}
		}
		}

		@Override
		public UserInfo createUser(String name, int flags) {
		checkManageUsersPermission("Only the system can create users");