[jira] [Reopened] (HDFS-15423) RBF: WebHDFS create shouldn't choose DN from all sub-clusters

["Hui Fei (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-15423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hui Fei reopened HDFS-15423:
----------------------------

> RBF: WebHDFS create shouldn't choose DN from all sub-clusters
> -------------------------------------------------------------
>
>                 Key: HDFS-15423
>                 URL: https://issues.apache.org/jira/browse/HDFS-15423
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: rbf, webhdfs
>            Reporter: Chao Sun
>            Assignee: Fengnan Li
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>          Time Spent: 6h 10m
>  Remaining Estimate: 0h
>
> In {{RouterWebHdfsMethods}} and for a {{CREATE}} call, {{chooseDatanode}} first gets all DNs via {{getDatanodeReport}}, and then randomly pick one from the list via {{getRandomDatanode}}. This logic doesn't seem correct as it should pick a DN for the specific cluster(s) of the input {{path}}.



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