omalley commented on a change in pull request #4081:
URL: https://github.com/apache/hadoop/pull/4081#discussion_r830310255
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
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@@ -1899,7 +1907,27 @@ private void verifySoftwareVersion(DatanodeRegistration
dnReg)
}
}
- private static String getClientMachine() {
+ private String getClientMachine() {
+ if (ipProxyUsers != null) {
+ // Get the real user (or effective if it isn't a proxy user)
+ UserGroupInformation user = Server.getRemoteUser().getRealUserOrSelf();
Review comment:
Although doing the user operations on the NN without RPC would be
unexpected. :)
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