slfan1989 commented on code in PR #5104:
URL: https://github.com/apache/hadoop/pull/5104#discussion_r1024008630
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/clientrm/FederationClientInterceptor.java:
##########
@@ -1474,19 +1479,104 @@ public GetContainersResponse
getContainers(GetContainersRequest request)
@Override
public GetDelegationTokenResponse getDelegationToken(
GetDelegationTokenRequest request) throws YarnException, IOException {
- throw new NotImplementedException("Code is not implemented");
+
+ if (request == null || request.getRenewer() == null) {
+ routerMetrics.incrGetDelegationTokenFailedRetrieved();
+ RouterServerUtil.logAndThrowException(
+ "Missing getDelegationToken request or Renewer.", null);
+ }
+
+ try {
+
Review Comment:
I will fix it.
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