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https://issues.apache.org/jira/browse/HDFS-2316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13101428#comment-13101428
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Alejandro Abdelnur commented on HDFS-2316:
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@Sanjay:

* As agreed with Nicholas, create/mkdir should be PUT (idempotent), and append 
should be POST (not idempotent)
* Parameter names
** Using 'getOp', 'putOp' and 'postOp' is redundant as the HTTP method is is 
GET/PUT/POST already
** Using 'op=open' for reading a file make sense
** (generalizing on the prev bullet item) we should use the name of the method 
(case insensitive) for the operation names, thus it should be 'setowner'
** Default values: Hoop uses the JAR default values, it could be modified to 
use the defaults of hdfs-site.xml in HOOP config dir
** Permissions: we should support both octal and symbolic.

Still is open how to handle create/append operations.

> webhdfs: a complete FileSystem implementation for accessing HDFS over HTTP
> --------------------------------------------------------------------------
>
>                 Key: HDFS-2316
>                 URL: https://issues.apache.org/jira/browse/HDFS-2316
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>
> We current have hftp for accessing HDFS over HTTP.  However, hftp is a 
> read-only FileSystem and does not provide "write" accesses.
> In HDFS-2284, we propose to have webhdfs for providing a complete FileSystem 
> implementation for accessing HDFS over HTTP.  The is the umbrella JIRA for 
> the tasks.

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