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Re: clarification of 7.2.2. Monitoring Connections for Error Status Messages

From: Wenbo Zhu <wenboz@google.com>
Date: Thu, 15 Apr 2010 18:31:19 -0700
Message-ID: <n2j83c4e7ff1004151831yf5d36398nac88409fd81c88b2@mail.gmail.com>
To: Mark Nottingham <mnot@mnot.net>
Cc: ietf-http-wg@w3.org
On Thu, Apr 15, 2010 at 6:20 PM, Mark Nottingham <mnot@mnot.net> wrote:
> It doesn't disallow it.
That's how I read it too ..

>
>
> On 16/04/2010, at 11:18 AM, Wenbo Zhu wrote:
>
>> On Thu, Apr 15, 2010 at 6:16 PM, Mark Nottingham <mnot@mnot.net> wrote:
>>> The server isn't required to wait for the entire request before sending a status. Is that what you're looking for?
>> more precisely, the message body as well ... and yes, I want to know
>> if the spec explicitly disallows such behavior.
>>
>>>
>>>
>>> On 16/04/2010, at 9:44 AM, Wenbo Zhu wrote:
>>>
>>>> As a client is sending a message-body over the network connection,
>>>> will any non-error response status (as well as the message body) be
>>>> allowed, at all?
>>>>
>>>> Section 7.2.2 & 5.0 seems to suggest otherwise, but not strongly enough IMO.
>>>>
>>>> http://tools.ietf.org/html/draft-ietf-httpbis-p1-messaging-09
>>>>
>>>> "
>>>> 5.  Response
>>>>
>>>>   After receiving and interpreting a request message, a server responds
>>>>   with an HTTP response message.
>>>>
>>>> 7.2.2.  Monitoring Connections for Error Status Messages
>>>>
>>>>   An HTTP/1.1 (or later) client sending a message-body SHOULD monitor
>>>>   the network connection for an error status while it is transmitting
>>>>   the request.  If the client sees an error status, it SHOULD
>>>>   immediately cease transmitting the body.  If the body is being sent
>>>>   using a "chunked" encoding (Section 6.2), a zero length chunk and
>>>>   empty trailer MAY be used to prematurely mark the end of the message.
>>>>   If the body was preceded by a Content-Length header, the client MUST
>>>>   close the connection.
>>>> "
>>>>
>>>> - Wenbo
>>>>
>>>
>>>
>>> --
>>> Mark Nottingham     http://www.mnot.net/
>>>
>>>
>
>
> --
> Mark Nottingham     http://www.mnot.net/
>
>
Received on Friday, 16 April 2010 01:31:50 GMT

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