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Re: HTTP 301 responses for POST

From: Cyrus Daboo <cyrus@daboo.name>
Date: Tue, 23 Dec 2008 11:53:10 -0500
To: Julian Reschke <julian.reschke@gmx.de>, yngve@opera.com
cc: ietf-http-wg@w3.org
Message-ID: <7B93F20A5C9115D006779295@socrates.local>

Hi Julian,

--On December 23, 2008 2:24:21 PM +0100 Julian Reschke 
<julian.reschke@gmx.de> wrote:

>> The 301 and 302 sections of HTTPbis seems to make the implicit, or
>> perhaps not clearly stated, assumption that the new request shall use
>> the same method as the request triggering the response.
> Just for the record: this text hasn't been changes since RFC2616...

The current "Note" for 301 is:

      Note: When automatically redirecting a POST request after
      receiving a 301 status code, some existing HTTP/1.0 user agents
      will erroneously change it into a GET request.

The reality is that it is not just HTTP/1.0 user agents that do this now 
but also HTTP/1.1. I think we need to reflect this reality more clearly 
(e.g., just remove the text "HTTP/1.0").

BTW this behavior is encouraged not only by user agents but also HTTP 
client libraries that do it. e.g. check out the note in the Python 

Cyrus Daboo
Received on Tuesday, 23 December 2008 16:53:52 UTC

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