Re: [DNSOP] Should we try to work on DNS over HTTP in dnsop?

Tony Finch <dot@dotat.at> Wed, 23 December 2015 15:42 UTC

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Date: Wed, 23 Dec 2015 15:42:18 +0000
From: Tony Finch <dot@dotat.at>
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Cc: dnsop@ietf.org, Paul Vixie <paul@redbarn.org>
Subject: Re: [DNSOP] Should we try to work on DNS over HTTP in dnsop?
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Paul Hoffman <paul.hoffman@vpnc.org> wrote:
> On 22 Dec 2015, at 19:58, Paul Vixie wrote:
> > On Tuesday, December 22, 2015 11:00:22 AM Tony Finch wrote:
> > >
> > > So another way of phrasing my previous message is that DNS-over-HTTP ought
> > > to be "just" a mapping from DNS messages to HTTP messages.
> >
> > i agree. the only specification matter is the transform between
> > message formats. there's no reason to talk about transport at all.
>
> -1. The IETF has a decade-old rule that you cannot just say "send stuff over
> HTTP" without considering the HTTP-specific semantics.

Isn't that what mapping from DNS messages to HTTP messages means? I
completely agree that the spec must to consider the HTTP-specific
semantics and Paul's comments about cache-friendliness [1] imply the same,
so I think you are disagreeing with something we didn't intend to say.

[1] http://www.ietf.org/mail-archive/web/dnsop/current/msg16330.html

Tony.
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