Re: [hybi] Last Call: <draft-ietf-hybi-thewebsocketprotocol-10.txt> (The WebSocket protocol) to Proposed Standard

Iñaki Baz Castillo <ibc@aliax.net> Sun, 24 July 2011 18:25 UTC

Return-Path: <ibc@aliax.net>
X-Original-To: hybi@ietfa.amsl.com
Delivered-To: hybi@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D86EF21F8A7E; Sun, 24 Jul 2011 11:25:06 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.648
X-Spam-Level:
X-Spam-Status: No, score=-2.648 tagged_above=-999 required=5 tests=[AWL=0.029, BAYES_00=-2.599, FM_FORGED_GMAIL=0.622, MIME_8BIT_HEADER=0.3, RCVD_IN_DNSWL_LOW=-1]
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 4PkzTwCBvH-C; Sun, 24 Jul 2011 11:25:06 -0700 (PDT)
Received: from mail-qy0-f172.google.com (mail-qy0-f172.google.com [209.85.216.172]) by ietfa.amsl.com (Postfix) with ESMTP id 17AB421F8A7D; Sun, 24 Jul 2011 11:25:06 -0700 (PDT)
Received: by qyk9 with SMTP id 9so661086qyk.10 for <multiple recipients>; Sun, 24 Jul 2011 11:25:05 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.229.66.25 with SMTP id l25mr2757905qci.265.1311531905577; Sun, 24 Jul 2011 11:25:05 -0700 (PDT)
Received: by 10.229.185.195 with HTTP; Sun, 24 Jul 2011 11:25:05 -0700 (PDT)
In-Reply-To: <20110724121147.GR22405@1wt.eu>
References: <CAP992=FrX5VxP2o0JLNoJs8nXXba7wbZ6RN9wBUYC0ZSN_wbAg@mail.gmail.com> <9031.1311270000.588511@puncture> <CALiegf=pYzybvc7WB2QfPg6FKrhLxgzHuP-DpuuMfZYJV6Z7FQ@mail.gmail.com> <CAP992=FJymFPKcPVWrF-LkcEtNUz=Kt9L_ex+kLtjiGjL1T46w@mail.gmail.com> <4E28A51F.4020704@callenish.com> <CALiegf=4K2oWfmZjGMD7J_jyaDtS3i+Mu7R0Wh75Rr+MrQCjtw@mail.gmail.com> <20110722054345.GE18126@1wt.eu> <9031.1311500145.687172@puncture> <20110724105223.GL22405@1wt.eu> <CALiegfkTVg2=k4d8rxmpqXmaRUihRmhtgfF4QRUTAKic7gBk5w@mail.gmail.com> <20110724121147.GR22405@1wt.eu>
Date: Sun, 24 Jul 2011 20:25:05 +0200
Message-ID: <CALiegf=GDDKdXOXgz3oognh6=qRDKFUSrRfLOtOoUucAxr4p3w@mail.gmail.com>
From: =?UTF-8?Q?I=C3=B1aki_Baz_Castillo?= <ibc@aliax.net>
To: Willy Tarreau <w@1wt.eu>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
Cc: Server-Initiated HTTP <hybi@ietf.org>, IETF-Discussion <ietf@ietf.org>
Subject: Re: [hybi] Last Call: <draft-ietf-hybi-thewebsocketprotocol-10.txt> (The WebSocket protocol) to Proposed Standard
X-BeenThere: hybi@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Server-Initiated HTTP <hybi.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/hybi>, <mailto:hybi-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/hybi>
List-Post: <mailto:hybi@ietf.org>
List-Help: <mailto:hybi-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/hybi>, <mailto:hybi-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 24 Jul 2011 18:25:07 -0000

2011/7/24 Willy Tarreau <w@1wt.eu>eu>:
>> > Making an additional DNS request and a connection come with a cost.
>>
>> http://tools.ietf.org/html/draft-ibc-websocket-dns-srv-02#section-5.2
>
> You still need the DNS request : the client does an A/AAAA request for
> the HTTP host, then if you ask it to use an SRV record for the WS connection,
> it must perform that request too, even if it's to conclude that it can reuse
> the idle connection.

Ok, but I don't consider a xtra DNS query to be so hard.


-- 
Iñaki Baz Castillo
<ibc@aliax.net>