IETF Logo Mail Archive

Re: Connection IDs

Ian Swett <ianswett@google.com> Mon, 05 March 2018 14:01 UTC

Return-Path: <ianswett@google.com>
X-Original-To: quic@ietfa.amsl.com
Delivered-To: quic@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 4765D1243F3 for <quic@ietfa.amsl.com>; Mon, 5 Mar 2018 06:01:35 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.709
X-Spam-Level:
X-Spam-Status: No, score=-2.709 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=google.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wnz-t5g2VrEV for <quic@ietfa.amsl.com>; Mon, 5 Mar 2018 06:01:33 -0800 (PST)
Received: from mail-it0-x22a.google.com (mail-it0-x22a.google.com [IPv6:2607:f8b0:4001:c0b::22a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 8CEA112D7ED for <quic@ietf.org>; Mon, 5 Mar 2018 06:01:26 -0800 (PST)
Received: by mail-it0-x22a.google.com with SMTP id k135so9511432ite.2 for <quic@ietf.org>; Mon, 05 Mar 2018 06:01:26 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=SDanAuSGJTclfp/fnU+w51LlEnQdRHGWykP06T6Yrr0=; b=nLYXMPFqA4L8Y/AEmL+y/+gNaRNt3EpPTLa0zWnKQs+1wg3y7bgYUMlby1/IMqhlhO dUSqnMZBSO/jLQbxede9u6sKjavO0I1AUQ8R1fz77Hv2sA/bGeMTzNiDOijcDn8t+Iia DUrxio9VCTpNKHIQEyENJFo6MTJGrCLMhs5t4nX25FUot/twj3L+MTH/N0wJ1MUT4UUC xDX4JNjSM/hOsIYh7N1+b18URFpovX97ayf1TpE10no2xZADMUOfv0APfVhn7RQuhVeG UAXQMx6yCFJr7rzi8rsTQ0esbOEUrZcH27eFojgNNerckXs2xqm1dNuVdt08OLD3IlcQ zsUw==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=SDanAuSGJTclfp/fnU+w51LlEnQdRHGWykP06T6Yrr0=; b=L/GfSSEH0hHoxixNCmfe5LfySKh3Tr2l3fBYBLh+T+ophcZbohtsiX0bnWHZGMpew6 Q/til9LkJjg2c+OSc75vDnhFfU39xjjqQJoYiBT4W9fx4HFY54YNxFNjIqITJopEg9Hi Tl3zpcsfFaIzY3IQcxFXivMgFxaJSRQwhAspZO/QjTHUCy5/de4CqS6rE7p7NQfxbA7t 1uSYXxTTvPABDPSP5k5y5hp2tW9GIAOqpYOQ/RarEGEAd589wdtzrhXWOQbIqzvIpCTG Hy3rkyGrPFDRhf9cl2vYtSzeLq7PGAICul48S7uR6LR6uI2KFRR2E9FB+pBTnbiOF+S4 ILGg==
X-Gm-Message-State: AElRT7GwXCXHgCJA9bjGTEPgoAb/nbs7ixDqBHK9rAzcVyRF5kkWOVw+ xx3R6BARCcRgh5Zb5c9PiTGLTmUlWgG7obMkJEol6W8z
X-Google-Smtp-Source: AG47ELtVU4So2vXLqmrXMUY2vmEOg6PBzcNJ5FhXJemTUuBzf6hMR2Id5/9CyGdwLXnAgoXqYPsasBtYlSt6c97RXNE=
X-Received: by 10.36.145.1 with SMTP id i1mr13462206ite.54.1520258485647; Mon, 05 Mar 2018 06:01:25 -0800 (PST)
MIME-Version: 1.0
References: <CABkgnnVSCnmzjWOZwQM+ctTxFXVzsVYe6Q3Zzk4yj3LNTYUtHw@mail.gmail.com> <CAOdDvNo9qmZqmEXBGM4bM6q3EO1FGuUxLSSWsVhNEYsn5u9puQ@mail.gmail.com>
In-Reply-To: <CAOdDvNo9qmZqmEXBGM4bM6q3EO1FGuUxLSSWsVhNEYsn5u9puQ@mail.gmail.com>
From: Ian Swett <ianswett@google.com>
Date: Mon, 05 Mar 2018 14:01:13 +0000
Message-ID: <CAKcm_gMR070JUegQbDw--RNr+0XYiBMwaTM3MBmqUo21u922TQ@mail.gmail.com>
Subject: Re: Connection IDs
To: Patrick McManus <pmcmanus@mozilla.com>
Cc: Martin Thomson <martin.thomson@gmail.com>, IETF QUIC WG <quic@ietf.org>
Content-Type: multipart/alternative; boundary="94eb2c0ef184018bb80566aac307"
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic/KI4xGI_RqDaZ0XrEOjiy20ymoT0>
X-BeenThere: quic@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Main mailing list of the IETF QUIC working group <quic.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic>, <mailto:quic-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic/>
List-Post: <mailto:quic@ietf.org>
List-Help: <mailto:quic-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic>, <mailto:quic-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 05 Mar 2018 14:01:35 -0000

Agreed, I unsurprisingly think this is the right direction.


On Mon, Mar 5, 2018 at 8:05 AM Patrick McManus <pmcmanus@mozilla.com> wrote:

> big picture this is good.
>
> On Sun, Mar 4, 2018 at 8:54 PM, Martin Thomson <martin.thomson@gmail.com>
> wrote:
>
>> I've written up a PR that enacts the changes suggested by the design team
>> [1].
>>
>> https://github.com/quicwg/base-drafts/pull/1151
>>
>> This adds two connection IDs to the long header.  An explicit length
>> is added for each.
>>
>> The short header includes the raw connection ID without any C bit or
>> length.
>>
>> I've tried to explain the limitations of the design where they apply.
>> That includes stateless reset.
>>
>> This PR necessarily includes some choices about less critical aspects,
>> such as how connection ID lengths are encoded.  I ask that you try to
>> separate objections about minor issues like this from more serious
>> structural concerns.  I'm happy to discuss details, but I'm most
>> interested in whether this is broadly the right direction first.
>>
>> Cheers,
>> Martin
>>
>> p.s., happy draft submission deadline day
>>
>> [1]
>> https://mailarchive.ietf.org/arch/msg/quic/l_b1NnBmQpQGCxCfQteOMkft-lE
>>
>>
>

v2.23.0 | Report a Bug | By Email