[hadoop] branch trunk updated: HDFS-16871 DiskBalancer process may throw IllegalArgumentException when the target DataNode has capital letter in hostname (#5240)

[weichiu]

This is an automated email from the ASF dual-hosted git repository.

weichiu pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/hadoop.git


The following commit(s) were added to refs/heads/trunk by this push:
     new 7ff326129dc HDFS-16871 DiskBalancer process may throw 
IllegalArgumentException when the target DataNode has capital letter in 
hostname (#5240)
7ff326129dc is described below

commit 7ff326129dc3413e5e978feadd66e4eae3506e8d
Author: Daniel-009497 <18710890...@163.com>
AuthorDate: Wed Dec 21 07:12:02 2022 +0800

    HDFS-16871 DiskBalancer process may throw IllegalArgumentException when the 
target DataNode has capital letter in hostname (#5240)
---
 .../hadoop/hdfs/server/diskbalancer/datamodel/DiskBalancerCluster.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/datamodel/DiskBalancerCluster.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/datamodel/DiskBalancerCluster.java
index c801f36ea52..7e935a3f820 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/datamodel/DiskBalancerCluster.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/datamodel/DiskBalancerCluster.java
@@ -389,6 +389,6 @@ public class DiskBalancerCluster {
    * @return DiskBalancerDataNode.
    */
   public DiskBalancerDataNode getNodeByName(String hostName) {
-    return hostNames.get(hostName);
+    return hostNames.get(hostName.toLowerCase(Locale.US));
   }
 }


---------------------------------------------------------------------
To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org
For additional commands, e-mail: common-commits-h...@hadoop.apache.org