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Re: #375: Most Conservative (caching and date parsing)

From: Mark Nottingham <mnot@mnot.net>
Date: Wed, 18 Jul 2012 11:04:49 +1000
Cc: Julian Reschke <julian.reschke@gmx.de>, Yutaka OIWA <y.oiwa@aist.go.jp>, HTTP Working Group <ietf-http-wg@w3.org>
Message-Id: <E61DB856-EBDD-4D47-8E20-86C09C53A179@mnot.net>
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
OK. Marking for incorporation, with a slight change;

  Caches SHOULD consider dates with time zones other than "GMT" invalid.



On 17/07/2012, at 4:20 PM, Poul-Henning Kamp wrote:

> In message <5004FE7E.9010300@gmx.de>, Julian Reschke writes:
>> On 2012-07-17 02:21, Mark Nottingham wrote:
> 
>>> Perhaps the simplest thing, then, is to change the requirement to:
>>> 
>>>     HTTP header fields with time zones other than "GMT" SHOULD be considered invalid.
>>> 
>>> Our approach to conformance already allows implementations to try to recover an invalid field, but the responsibility (and risk) is upon them when doing so.
>>> 
>>> Expires can't be ignored, but it already defines what to do when it's invalid;
>>> ...
>> 
>> Sounds right to me.
> 
> And me too.
> 
> ... even though it pains my inner time-nut that "UTC" would not
> be an acceptable alias for UTC in this case :-)
> 
> -- 
> 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/
Received on Wednesday, 18 July 2012 01:05:17 GMT

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