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Re: Concrete format for signed responses

Matthew Kerwin <matthew@kerwin.net.au> Wed, 06 December 2017 23:40 UTC

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From: Matthew Kerwin <matthew@kerwin.net.au>
Date: Thu, 07 Dec 2017 09:30:50 +1000
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To: Jeffrey Yasskin <jyasskin@google.com>
Cc: Mike Bishop <mbishop@evequefou.be>, HTTP Working Group <ietf-http-wg@w3.org>
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Subject: Re: Concrete format for signed responses
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On 7 December 2017 at 08:20, Jeffrey Yasskin <jyasskin@google.com> wrote:
> On Wed, Dec 6, 2017 at 10:42 AM Mike Bishop <mbishop@evequefou.be> wrote:
>>
>> 3.6.1:  If you’re saying a client MAY do something other than what it MUST
>> do per RFC7540, you might want to frame this as an extension.  In that vein,
>> an HTTP/2 setting advertising support for this from the client might be in
>> order.  You could also define a more specific error code for invalid
>> unauthoritative pushes.
>
> Seems reasonable. Do you have any favorite extensions I could copy from?
> Origin Frame is close, but it merely defines something that
> https://tools.ietf.org/html/rfc7230#section-9.1 leaves vague, unlike this
> extension that explicitly reverses a MUST from RFC7540.
>

A while back I was working on an extension that adds a new flavour of
DATA frame[1], including changes to the state machine, flow control,
etc. and a setting to advertise support.  It might be useful as a
draft, even if it's not particularly useful as a H2 extension :)

[1]: https://tools.ietf.org/html/draft-kerwin-http2-encoded-data-09

-- 
  Matthew Kerwin
  http://matthew.kerwin.net.au/

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