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https://issues.apache.org/jira/browse/HADOOP-10345?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13955631#comment-13955631
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Benoy Antony commented on HADOOP-10345:
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Adding [~jingzhao]
> Sanitize the the inputs (groups and hosts) for the proxyuser configuration
> --------------------------------------------------------------------------
>
> Key: HADOOP-10345
> URL: https://issues.apache.org/jira/browse/HADOOP-10345
> Project: Hadoop Common
> Issue Type: Improvement
> Components: security
> Affects Versions: 2.2.0
> Reporter: Benoy Antony
> Assignee: Benoy Antony
> Priority: Minor
> Attachments: HADOOP-10345.patch, HADOOP-10345.patch,
> HADOOP-10345.patch, HADOOP-10345.patch, HADOOP-10345.patch
>
>
> Currently there are no input cleansing done on
> hadoop.proxyuser.<user-name>.groups and hadoop.proxyuser.<user-name>.hosts .
> It will be an improvement to trim each value, remove duplicate and empty
> values during init/refresh.
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