ZanderXu created HDFS-16750:
-------------------------------
Summary: NameNode should use NameNode.getRemoteUser() to log audit
event to avoid possible NPE
Key: HDFS-16750
URL: https://issues.apache.org/jira/browse/HDFS-16750
Project: Hadoop HDFS
Issue Type: Bug
Reporter: ZanderXu
Assignee: ZanderXu
NameNode should use NameNode.getRemoteUser() to log audit event to avoid
possible NPE.
The relate code is:
{code:java}
private void logAuditEvent(boolean succeeded, String cmd, String src,
String dst, FileStatus stat) throws IOException {
if (isAuditEnabled() && isExternalInvocation()) {
logAuditEvent(succeeded, Server.getRemoteUser(), Server.getRemoteIp(),
cmd, src, dst, stat);
}
}
// the ugi may be null.
private void logAuditEvent(boolean succeeded,
UserGroupInformation ugi, InetAddress addr, String cmd, String src,
String dst, FileStatus status) {
final String ugiStr = ugi.toString();
...
} {code}
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