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https://issues.apache.org/jira/browse/HDFS-9219?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14959264#comment-14959264
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Mingliang Liu commented on HDFS-9219:
-------------------------------------
Thank you for elaborating this. It makes sense to me.
> Even if permission is enabled in an environment, while resolving reserved
> paths there is no check on permission.
> ----------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-9219
> URL: https://issues.apache.org/jira/browse/HDFS-9219
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: J.Andreina
> Assignee: J.Andreina
> Attachments: HDFS-9219.1.patch
>
>
> Currently at few instances , reserved paths are resolved without checking for
> permission, even if "dfs.permissions.enabled" is set to true.
> {code}
> FSPermissionChecker pc = fsd.getPermissionChecker();
> byte[][] pathComponents =
> FSDirectory.getPathComponentsForReservedPath(src);
> INodesInPath iip;
> fsd.writeLock();
> try {
> src = *FSDirectory.resolvePath(src, pathComponents, fsd);*
> {code}
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