slfan1989 commented on code in PR #4317:
URL: https://github.com/apache/hadoop/pull/4317#discussion_r875242460
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/clientrm/FederationClientInterceptor.java:
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@@ -870,19 +870,88 @@ public ReservationDeleteResponse deleteReservation(
@Override
public GetNodesToLabelsResponse getNodeToLabels(
GetNodesToLabelsRequest request) throws YarnException, IOException {
- throw new NotImplementedException("Code is not implemented");
+ if (request == null) {
+ routerMetrics.incrNodeToLabelsFailedRetrieved();
+ RouterServerUtil.logAndThrowException("Missing getNodesToLabels
request.", null);
+ }
+ long startTime = clock.getTime();
+ Map<SubClusterId, SubClusterInfo> subClusters =
+ federationFacade.getSubClusters(true);
+ Map<SubClusterId, GetNodesToLabelsResponse> clusterNodes =
Maps.newHashMap();
+ for (SubClusterId subClusterId : subClusters.keySet()) {
+ ApplicationClientProtocol client;
+ try {
+ client = getClientRMProxyForSubCluster(subClusterId);
Review Comment:
I will fix it.
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