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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-10927) Fix CredentialShell help behavior and error codes
Date Tue, 05 Aug 2014 00:21:12 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-10927?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Wang updated HADOOP-10927:
---------------------------------

    Summary: Fix CredentialShell help behavior and error codes  (was: Ran `hadoop credential`
expecting usage, got NPE instead)

> Fix CredentialShell help behavior and error codes
> -------------------------------------------------
>
>                 Key: HADOOP-10927
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10927
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>            Reporter: Josh Elser
>            Assignee: Andrew Wang
>            Priority: Minor
>         Attachments: HADOOP-10927-1.diff, HADOOP-10927-2.diff, HADOOP-10927-3.patch,
HADOOP-10927.diff
>
>
> {noformat}
> $ hadoop credential
> java.lang.NullPointerException
> 	at org.apache.hadoop.security.alias.CredentialShell.run(CredentialShell.java:67)
> 	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> 	at org.apache.hadoop.security.alias.CredentialShell.main(CredentialShell.java:420)
> {noformat}
> Ran a no-arg version of {{hadoop credential}} expecting to get the usage/help message
(like other commands act), and got the above exception instead.



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