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

Julian Reschke <julian.reschke@gmx.de> Tue, 19 August 2014 13:23 UTC

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Date: Tue, 19 Aug 2014 15:20:02 +0200
From: Julian Reschke <julian.reschke@gmx.de>
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To: Erik Nygren <erik@nygren.org>, Martin Thomson <martin.thomson@gmail.com>
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Subject: Re: Alt-Svc alternative cache invalidation (ext#16)
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On 2014-08-19 15:10, Erik Nygren wrote:
> Ah, of course.  Having different data models between the header and the
> frame
> seems like it will be unfortunate and lead to more complicated
> implementations.
> If we're going to allow multiple Alt-Svc header targets, it seems like
> we'd want
> something similar for the frame, especially if we have full set replacement
> semantics which seems potentially easier to reason about.
>
> Could we alter the ALTSVC frame to allow for multiple targets within
> the frame?  Or have a flag of "more ALTSVC follows" to allow a series
> of the frames in-sequence for the same origin?  Either would bring
> the two back in alignment.  The latter seems more annoying from
> a state machine perspective.
>
>         Erik

That sounds right to me.

Best regards, Julian