[HADOOP-13983] Print better error when accessing a non-existent ADL store

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Won't Fix
• Affects Version/s: 3.0.0-alpha2
• Component/s: fs/adl
• Labels: supportability
• Target Version/s: 3.4.0
• Assignee: Atul Sikaria
• Reporter: John Zhuge
• Created: 12/Jan/17 03:35
• Updated: 28/Apr/21 19:31
• Resolved: 28/Apr/21 19:31

Description

The error message when accessing a non-existent store is not user friendly:

$ hdfs dfs -ls adl://STORE.azuredatalakestore.net/
ls: Operation GETFILESTATUS failed with exception java.net.UnknownHostException : STORE.azuredatalakestore.net

Hadoop is configured with a valid SPI but STORE does not exist.