[HADOOP-6701] Incorrect exit codes for "dfs -chown", "dfs -chgrp"

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.19.1, 0.20.0, 0.20.1, 0.20.2
• Fix Version/s: 0.20.3, 0.21.0
• Component/s: fs
• Hadoop Flags: Incompatible change, Reviewed
• Release Note: Commands chmod, chown and chgrp now returns non zero exit code and an error message on failure instead of returning zero.
• Tags: yahoo 20.10
• Assignee: Ravi Phulari
• Reporter: Ravi Phulari
• Created: 12/Apr/10 18:30
• Updated: 09/Mar/11 15:36
• Resolved: 28/Apr/10 17:32

Description

ravi@localhost:~$ hadoop dfs -chgrp abcd /; echo $?
chgrp: changing ownership of
'hdfs://localhost/':org.apache.hadoop.security.AccessControlException: Permission denied
0

ravi@localhost:~$ hadoop dfs -chown abcd /; echo $?
chown: changing ownership of
'hdfs://localhost/':org.apache.hadoop.security.AccessControlException: Permission denied
0

ravi@localhost:~$ hadoop dfs -chmod 755 /DOESNTEXIST; echo $?
chmod: could not get status for '/DOESNTEXIST': File does not exist: /DOESNTEXIST
0

-

Exit codes for both of the above invocations should be non-zero to indicate that the command failed.

Issue Links

• is related to: HADOOP-6702 Incorrect exit codes for "dfs -chown", "dfs -chgrp" when input is given in wildcard format.
• requires: HDFS-1736 Break dependency between DatanodeJspHelper and FsShell