From f9029c4070e8eb046b403f5cb6d0a132c5d58448 Mon Sep 17 00:00:00 2001
From: Ayush Saxena <ayushsaxena@apache.org>
Date: Thu, 22 Aug 2019 02:40:39 +0530
Subject: [PATCH] HDFS-14744. RBF: Non secured routers should not log in error
 mode when UGI is default. Contributed by CR Hota.

---
 .../server/federation/router/RouterClientProtocol.java     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java
index e9cb54741d..4d8527f906 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java
@@ -1937,7 +1937,12 @@ private HdfsFileStatus getMountPointStatus(
         owner = ugi.getUserName();
         group = ugi.getPrimaryGroupName();
       } catch (IOException e) {
-        LOG.error("Cannot get remote user: {}", e.getMessage());
+        String msg = "Cannot get remote user: " + e.getMessage();
+        if (UserGroupInformation.isSecurityEnabled()) {
+          LOG.error(msg);
+        } else {
+          LOG.debug(msg);
+        }
       }
     }
     long inodeId = 0;