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https://issues.apache.org/jira/browse/HADOOP-15613?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16548669#comment-16548669
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Surendra Singh Lilhore commented on HADOOP-15613:
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Attached initial patch, please review...
> KerberosAuthenticator should resolve the hostname to get the service principal
> ------------------------------------------------------------------------------
>
> Key: HADOOP-15613
> URL: https://issues.apache.org/jira/browse/HADOOP-15613
> Project: Hadoop Common
> Issue Type: Bug
> Components: auth
> Affects Versions: 2..7.2
> Reporter: Surendra Singh Lilhore
> Assignee: Surendra Singh Lilhore
> Priority: Major
> Attachments: HADOOP-15613.001.patch
>
>
> When in rest URL, IP is used as a address then
> "KerberosAuthenticator.this.url.getHost()" not able to resolve the hostname.
> This hostname will be used to construct server HTTP principal.
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