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https://issues.apache.org/jira/browse/HDFS-16495?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shilun Fan updated HDFS-16495:
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Component/s: rbf
Hadoop Flags: Reviewed
Target Version/s: 3.3.5, 3.4.0
Affects Version/s: 3.3.5
3.4.0
> RBF should prepend the client ip rather than append it.
> -------------------------------------------------------
>
> Key: HDFS-16495
> URL: https://issues.apache.org/jira/browse/HDFS-16495
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: rbf
> Affects Versions: 3.4.0, 3.3.5
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0, 3.3.5
>
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> Currently the Routers append the client ip to the caller context if and only
> if it is not already set. This would allow the user to fake their ip by
> setting the caller context. Much better is to prepend it unconditionally.
> The NN must be able to trust the client ip from the caller context.
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