[HDFS-4490] Confusing WebHDFS exception when user has no TGT

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 0.23.0
• Component/s: webhdfs
• Target Version/s: 0.23.7
• Assignee: Unassigned
• Reporter: Daryn Sharp
• Created: 11/Feb/13 18:48
• Updated: 05/Mar/13 22:52
• Resolved: 05/Mar/13 22:52

Description

$ hadoop fs -ls webhdfs://host/
-ls: Fatal internal error
java.lang.NullPointerException
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:279)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:431)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:725)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initDelegationToken(WebHdfsFileSystem.java:184)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initialize(WebHdfsFileSystem.java:173)
	at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2160)
        [...]

Issue Links

• duplicates: HDFS-4553 Webhdfs will NPE on some unexpected response codes