Re: Alt-Svc alternative cache invalidation (ext#16)

Julian Reschke <julian.reschke@gmx.de> Tue, 17 March 2015 07:24 UTC

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Date: Tue, 17 Mar 2015 08:20:54 +0100
From: Julian Reschke <julian.reschke@gmx.de>
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To: Mark Nottingham <mnot@mnot.net>, Erik Nygren <erik@nygren.org>
CC: Martin Thomson <martin.thomson@gmail.com>, HTTP Working Group <ietf-http-wg@w3.org>
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Subject: Re: Alt-Svc alternative cache invalidation (ext#16)
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On 2015-03-17 06:42, Mark Nottingham wrote:
> I’m not hearing any pushback on this, so I’ve marked #16 as editor-ready, with this note:
>
> “””
> Discussed on-list. Cache invalidation is to be scoped to a specific discovery mechanism; e.g., the alternatives you discover via the response header will be invalidated when you see a new response header, while those that were discovered via the frame will be invalidated only when a new frame is received.
>
> This means each mechanism needs to define its own exact invalidation semantics, and probably needs to be capable of carrying multiple alternatives.
> “””
>
> Cheers,

We have two mechanisms, and both can carry multiple alternatives, right?

So what's left to do is to state the invalidation semantics?

Best regards, Julian