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Re: trailers and pseudo-headers

Mark Nottingham <mnot@mnot.net> Wed, 02 July 2014 10:01 UTC

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From: Mark Nottingham <mnot@mnot.net>
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Date: Wed, 02 Jul 2014 19:58:43 +1000
Cc: "Eric J. Bowman" <eric@bisonsystems.net>, "Julian F. Reschke" <julian.reschke@gmx.de>, HTTP Working Group <ietf-http-wg@w3.org>
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To: Poul-Henning Kamp <phk@phk.freebsd.dk>
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Subject: Re: trailers and pseudo-headers
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Personally - very strong +1. This is fundamental. Yes, it sucks, but it’s how HTTP works, and we can’t change it here.


On 2 Jul 2014, at 7:56 pm, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote:

> In message <20140702034611.2dd18217cd132f02ab3bf24f@bisonsystems.net>, "Eric J. Bowman" writes:
>> "Poul-Henning Kamp" wrote:
>>> 
>>>> Hm? That would imply buffering all responses before displaying them?
>>> 
>>> Exactly...  :status must be final and definitive before the client
>>> can decide how to present or process the body.
>> 
>> I'm not sure how to interpret your position here PHK, but this would be
>> a major step backwards for the Web.
> 
> My position is that :status can *never* go into trailers (which I think
> should be unsupported btw.)
> 
> HTTP/1 has always worked this way:  The first thing the server tells
> you is the status code, and there is no way it can change that
> subsequently:  Once you've seen 200, 301, 404 or 502, you know what
> use the object body can be to you and dispatch accordingly.
> 
> -- 
> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> phk@FreeBSD.ORG         | TCP/IP since RFC 956
> FreeBSD committer       | BSD since 4.3-tahoe    
> Never attribute to malice what can adequately be explained by incompetence.

--
Mark Nottingham   http://www.mnot.net/

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