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Date: Fri, 28 Jul 2017 03:42:00 +0000 (UTC)
From: "Yiqun Lin (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
Message-ID: <JIRA.13090529.1501168439000.33452.1501213320150@Atlassian.JIRA>
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Subject: [jira] [Commented] (HDFS-12205) Ozone: List Key on an empty ozone
 bucket fails with command failed error
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archived-at: Fri, 28 Jul 2017 03:42:05 -0000


    [ https://issues.apache.org/jira/browse/HDFS-12205?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16104403#comment-16104403 ] 

Yiqun Lin commented on HDFS-12205:
----------------------------------

Hi [~msingh], thanks for reporting this. I think you are testing in the local handler mode. Because in the distributed handler, current list key won't return {{createdOn}} and {{md5hash}}.

> Ozone: List Key on an empty ozone bucket fails with command failed error
> ------------------------------------------------------------------------
>
>                 Key: HDFS-12205
>                 URL: https://issues.apache.org/jira/browse/HDFS-12205
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: ozone
>    Affects Versions: HDFS-7240
>            Reporter: Mukul Kumar Singh
>            Assignee: Mukul Kumar Singh
>             Fix For: HDFS-7240
>
>
> Tried listing an empty bucket and it fails with
> {code}
> [root@88970a014980 opt]# hadoop-3.0.0-alpha4-SNAPSHOT/bin/hdfs oz -listKey http://localhost:9864/vol1/bucket1
> Command Failed : {"httpCode":400,"shortMessage":"invalidResourceName","resource":"vol1/bucket1","message":"Invalid volume, bucket or key name.","requestID":"a38471bb-3fbf-416f-b89d-758506185244","hostName":"88970a014980"}
> {code}
> However after adding one key the same command works.
> {code}
> [root@88970a014980 opt]# hadoop-3.0.0-alpha4-SNAPSHOT/bin/hdfs oz -listKey http://localhost:9864/vol1/bucket1
> {
>   "version" : 0,
>   "md5hash" : "d41d8cd98f00b204e9800998ecf8427e",
>   "createdOn" : "Thu, 27 Jul 2017 11:43:55 +0000",
>   "size" : 0,
>   "keyName" : "key1"
> }
> {code}
> I feel that for an empty bucket, an empty json should be returned.


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