[jira] [Work started] (KNOX-1094) Ensure inner exception is captured on LDAP failure

["Kevin Risden (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KNOX-1094?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on KNOX-1094 started by Kevin Risden.
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> Ensure inner exception is captured on LDAP failure
> --------------------------------------------------
>
>                 Key: KNOX-1094
>                 URL: https://issues.apache.org/jira/browse/KNOX-1094
>             Project: Apache Knox
>          Issue Type: Bug
>          Components: Server
>    Affects Versions: 0.12.0
>            Reporter: Pravin Bhagade
>            Assignee: Kevin Risden
>            Priority: Major
>             Fix For: 1.3.0
>
>         Attachments: KNOX-1094.patch
>
>
> Knox to use their Active Directory and noted that when IllegalArgumentException exceptions are raised from a specific point in the code, the inner exception is lost and make it difficult to diagnose the issue. 
> {code:java}
> The exception is the one at line 733 of 
> https://github.com/hortonworks/knox-release/blob/HDP-2.6.2.17-tag/gateway-provider-security-shiro/src/main/java/org/apache/hadoop/gateway/shirorealm/KnoxLdapRealm.java 
> } catch (NamingException e) { 
> throw new IllegalArgumentException("Hit NamingException: " + e.getMessage()); 
> {code}
> Is it possible to change the code to preserve the inner exception ( set the Throwable argument )?



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