Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/4636#discussion_r136819789
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/security/KerberosUtils.java
---
@@ -52,6 +51,13 @@
private static final AppConfigurationEntry userKerberosAce;
+ /* Return the Kerberos login module name */
+ public static String getKrb5LoginModuleName() {
--- End diff --
I assume this was copied from hadoop?---
