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Re: RFC 9113 and :authority header field

Stefan Eissing <stefan@eissing.org> Thu, 30 June 2022 14:54 UTC

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From: Stefan Eissing <stefan@eissing.org>
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Date: Thu, 30 Jun 2022 16:50:48 +0200
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To: Willy Tarreau <w@1wt.eu>
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Subject: Re: RFC 9113 and :authority header field
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> Am 30.06.2022 um 09:13 schrieb Willy Tarreau <w@1wt.eu>:
> 
> No, this one should not forge a :authority where there was not any,
> it's the case that's covered by the "unless" rule in the spec, so
> you'd get this:
> 
> H1 GET / HTTP/1.1, Host: example.com
> -> H2 host: example.com, :scheme: <context>
> -> H0 GET / HTTP/1.0, Host: example.com
> -> H1 GET / HTTP/1.1, Host: example.com
> 

I see. That is what you described as an "internal flag" to preserve that information in a gateway. And what is causing the problems at some CDNs (missing :authority). Thanks.

Well, since Apache httpd misses that flag our http2 proxy always sends :authority. I think I'll leave it that way until there is more acceptance of such a change.

Kind Regards,
Stefan

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