[HDFS-17261] RBF: Fix getFileInfo return wrong path when get mountTable path which multi-level

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: rbf
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: liuguanghua
• Reporter: liuguanghua
• Created: 21/Nov/23 12:16
• Updated: 28/Jan/24 01:12
• Resolved: 01/Dec/23 11:36

Description

With DFSRouter, Suppose there are two nameservices ： ns0，ns1

1. Add mountTable      /testgetfileinfo/ns1/dir  -> (ns1 -> /testgetfileinfo/ns1/dir) 
2. hdfs client via DFSRouter accesses a directory：   hdfs dfs -ls -d /testgetfileinfo
3. it will return worng path :    /testgetfileinfo/testgetfileinfo

 

Issue Links

• links to: GitHub Pull Request #6288