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https://issues.apache.org/jira/browse/HDFS-6326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13997720#comment-13997720
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Chris Nauroth commented on HDFS-6326:
-------------------------------------
Thanks, Daryn. Yes, Haohui discussed offline yesterday and he is in agreement
on the approach. He's now out of office for a while though, and since this is
a blocker, I'd like to get a +1 quickly. [~kihwal], since you took a look,
could you give the final +1?
> WebHdfs ACL compatibility is broken
> -----------------------------------
>
> Key: HDFS-6326
> URL: https://issues.apache.org/jira/browse/HDFS-6326
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: webhdfs
> Affects Versions: 3.0.0, 2.4.0
> Reporter: Daryn Sharp
> Assignee: Chris Nauroth
> Priority: Blocker
> Attachments: HDFS-6326.1.patch, HDFS-6326.2.patch, HDFS-6326.3.patch,
> HDFS-6326.4.patch, HDFS-6326.5.patch, aclfsperm.example
>
>
> 2.4 ACL support is completely incompatible with <2.4 webhdfs servers. The NN
> throws an {{IllegalArgumentException}} exception.
> {code}
> hadoop fs -ls webhdfs://nn/
> Found 21 items
> ls: Invalid value for webhdfs parameter "op": No enum constant
> org.apache.hadoop.hdfs.web.resources.GetOpParam.Op.GETACLSTATUS
> [... 20 more times...]
> {code}
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