Re: A mechanism to encode HTTP version information in DNS

Phillip Hallam-Baker <hallam@gmail.com> Sun, 17 February 2013 13:13 UTC

Return-Path: <ietf-http-wg-request@listhub.w3.org>
X-Original-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Delivered-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 4354921F85F3 for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Sun, 17 Feb 2013 05:13:09 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -9.514
X-Spam-Level:
X-Spam-Status: No, score=-9.514 tagged_above=-999 required=5 tests=[AWL=1.083, BAYES_00=-2.599, HTML_MESSAGE=0.001, NORMAL_HTTP_TO_IP=0.001, RCVD_IN_DNSWL_HI=-8]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Vlvk9Q3dtMul for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Sun, 17 Feb 2013 05:13:08 -0800 (PST)
Received: from frink.w3.org (frink.w3.org [128.30.52.56]) by ietfa.amsl.com (Postfix) with ESMTP id 889CC21F85F0 for <httpbisa-archive-bis2Juki@lists.ietf.org>; Sun, 17 Feb 2013 05:13:08 -0800 (PST)
Received: from lists by frink.w3.org with local (Exim 4.72) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1U741F-0004Q4-Ef for ietf-http-wg-dist@listhub.w3.org; Sun, 17 Feb 2013 13:11:01 +0000
Resent-Date: Sun, 17 Feb 2013 13:11:01 +0000
Resent-Message-Id: <E1U741F-0004Q4-Ef@frink.w3.org>
Received: from lisa.w3.org ([128.30.52.41]) by frink.w3.org with esmtp (Exim 4.72) (envelope-from <hallam@gmail.com>) id 1U7417-0004PK-St for ietf-http-wg@listhub.w3.org; Sun, 17 Feb 2013 13:10:53 +0000
Received: from mail-wg0-f49.google.com ([74.125.82.49]) by lisa.w3.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.72) (envelope-from <hallam@gmail.com>) id 1U7417-0001L4-4u for ietf-http-wg@w3.org; Sun, 17 Feb 2013 13:10:53 +0000
Received: by mail-wg0-f49.google.com with SMTP id 15so3829504wgd.28 for <ietf-http-wg@w3.org>; Sun, 17 Feb 2013 05:10:26 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=pm2vRJkuXP+8VhhmACfgqTkJ/vJBWU2V76asW2xJs4c=; b=qvUJh5fmLSHws9ZQ9DG+0menIpfa+iBZbNWkSUPHta1bTmfF0Bk5XgfsbSX+2nCMqP w31LTqDSnW0o6Pnvkz7eElK1uWjBijUxns/3M1Tvc1Bk/n+P+YMXzRiuB5h1dXFvEfWw sbD6lByshWRAzEvj+jWc/BY5qMhQUlKfyGT2z1Q5Op3/h/ZsocuxuzTqpmpEPc+hYPQR VF5SvdOhw39qbnP08V5FzInW0sL24Gw05IQ4YXNxeEXgf/GvNQW0nDXSYOx3r/zmF2zN jZpx4rupc3/HfRc6fLQCHihXKGlt8ORifNbDbX3g4MeN4HVBio/D9uRL4xb6mOm7dMEn 4ADw==
MIME-Version: 1.0
X-Received: by 10.180.108.3 with SMTP id hg3mr12937318wib.33.1361106626629; Sun, 17 Feb 2013 05:10:26 -0800 (PST)
Received: by 10.194.176.169 with HTTP; Sun, 17 Feb 2013 05:10:26 -0800 (PST)
In-Reply-To: <5120B80C.5070809@cisco.com>
References: <CAMm+Lwgawnwaybqf9vfTNbC3OZHGaQN0tkPWT8UAW-taj+1gQQ@mail.gmail.com> <5120B80C.5070809@cisco.com>
Date: Sun, 17 Feb 2013 08:10:26 -0500
Message-ID: <CAMm+LwisRSkDYedP28_b5umuU3yH8-T8+4FsPdBbAWio5r2_bg@mail.gmail.com>
From: Phillip Hallam-Baker <hallam@gmail.com>
To: Eliot Lear <lear@cisco.com>
Cc: "ietf-http-wg@w3.org Group" <ietf-http-wg@w3.org>
Content-Type: multipart/alternative; boundary=e89a8f3ba6e3fb4f7b04d5eb540e
Received-SPF: pass client-ip=74.125.82.49; envelope-from=hallam@gmail.com; helo=mail-wg0-f49.google.com
X-W3C-Hub-Spam-Status: No, score=-3.5
X-W3C-Hub-Spam-Report: AWL=-2.673, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, NORMAL_HTTP_TO_IP=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001
X-W3C-Scan-Sig: lisa.w3.org 1U7417-0001L4-4u 7c293653761c0a008efb321dd4abbd23
X-Original-To: ietf-http-wg@w3.org
Subject: Re: A mechanism to encode HTTP version information in DNS
Archived-At: <http://www.w3.org/mid/CAMm+LwisRSkDYedP28_b5umuU3yH8-T8+4FsPdBbAWio5r2_bg@mail.gmail.com>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/16625
X-Loop: ietf-http-wg@w3.org
Resent-Sender: ietf-http-wg-request@w3.org
Precedence: list
List-Id: <ietf-http-wg.w3.org>
List-Help: <http://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

On Sun, Feb 17, 2013 at 5:59 AM, Eliot Lear <lear@cisco.com> wrote:

>  Phillip,
>
> You're hitting at the heart of a key issue, and rather than focus on
> mechanisms, I urge folk to take a look at the very beginning of
> draft-lear-httpbis-svcinfo-rr where I state design goals.  One of those
> goals is to not harm latency.  What you describe below introduces a
> dependency of  QNAME on target, forcing an additional query, which is one
> of the key issues with SRV.
>
> Now, I am not saying that's the wrong thing to do.  But I am saying that
> it violates that stated design goal.  Maybe the goal is the wrong one to
> have?
>

example.com 1 2 http://10.1.2.3/dns/folk/dont/like/litteral/addresses/

(shhh)


-- 
Website: http://hallambaker.com/