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https://issues.apache.org/jira/browse/HDFS-6336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13990198#comment-13990198
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Haohui Mai commented on HDFS-6336:
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Since it is passing IP / port around, it looks to me that the patch does not
allow the DN to fail over when HA is enabled.
> Cannot download file via webhdfs when wildcard is enabled
> ---------------------------------------------------------
>
> Key: HDFS-6336
> URL: https://issues.apache.org/jira/browse/HDFS-6336
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode, webhdfs
> Affects Versions: 2.4.0
> Reporter: Yongjun Zhang
> Assignee: Yongjun Zhang
> Attachments: HDFS-6336.001.patch, HDFS-6336.001.patch,
> HDFS-6336.001.patch
>
>
> With wildcard is enabled, issuing a webhdfs command like
> {code}
> http://yjztvm2.private:50070/webhdfs/v1/tmp?op=OPEN
> {code}
> would give
> {code}
> http://yjztvm3.private:50075/webhdfs/v1/tmp?op=OPEN&namenoderpcaddress=0.0.0.0:8020&offset=0
> {"RemoteException":{"exception":"ConnectException","javaClassName":"java.net.ConnectException","message":"Call
> From yjztvm3.private/192.168.142.230 to 0.0.0.0:8020 failed on connection
> exception: java.net.ConnectException: Connection refused; For more details
> see: http://wiki.apache.org/hadoop/ConnectionRefused"}}
> {code}
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