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From "Todd Lipcon (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-7729) Send back valid HTTP response if user hits IPC port with HTTP GET
Date Mon, 10 Oct 2011 06:52:30 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-7729?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13123923#comment-13123923

Todd Lipcon commented on HADOOP-7729:

yes, legit Hadoop RPC calls have the header "hrpc" on them (followed by a version number)
> Send back valid HTTP response if user hits IPC port with HTTP GET
> -----------------------------------------------------------------
>                 Key: HADOOP-7729
>                 URL: https://issues.apache.org/jira/browse/HADOOP-7729
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: ipc
>    Affects Versions: 0.23.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>         Attachments: hadoop-7729.txt
> Often, I've seen users get confused between the IPC ports and HTTP ports for a daemon.
It would be easy for us to detect when an HTTP GET request hits an IPC port, and instead of
sending back garbage, we can send back a valid HTTP response explaining their mistake.

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