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Re: Alt-Svc related Chromium bug report (proxy related)

From: Mark Nottingham <mnot@mnot.net>
Date: Wed, 2 Apr 2014 11:32:11 +1100
Cc: Amos Jeffries <squid3@treenet.co.nz>, HTTP Working Group <ietf-http-wg@w3.org>
Message-Id: <CF5F5B99-1D9E-4336-815C-72B8693BAC0C@mnot.net>
To: Martin Thomson <martin.thomson@gmail.com>
I think that phrase probably needs to at least be modified to

"Proxies MUST NOT change or append Alt-Svc values."

On 1 Apr 2014, at 2:51 pm, Martin Thomson <martin.thomson@gmail.com> wrote:

> On 31 March 2014 20:08, Amos Jeffries <squid3@treenet.co.nz> wrote:
>> This is not "mis-advertising". The origin server producing the response
>> eminently *does* support that service.
>> I then draw your attention to draft-ietf-httpbis-alt-svc-00 section 3...
>> " Intermediaries MUST NOT change or append Alt-Svc values. "
>> There is no distinction regarding intermediary type(s), nor exemption
>> clauses. CDN is an intermediary just as much as any other.
> That would be fine, except for the fact that - in this case - it seems
> likely that the CDN is acting as an origin server that serves a copy
> of the content, not an intermediary.  The URI includes the domain name
> of the CDN.  Will, amirite?

Mark Nottingham   http://www.mnot.net/
Received on Wednesday, 2 April 2014 00:32:37 UTC

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