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https://issues.apache.org/jira/browse/HADOOP-10345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Benoy Antony updated HADOOP-10345:
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Attachment: HADOOP-10345.patch
The patch does the following:
1. removes empty strings, trim leading/trailing spaces
2. removes duplicate elements
3. Uses Hashset so that lookup is done in O(1).
> 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
> Affects Versions: 2.2.0
> Reporter: Benoy Antony
> Assignee: Benoy Antony
> Priority: Minor
> Attachments: 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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