Re: [quicwg/base-drafts] clarify what happens when consuming CIDs excessively (#2428)

Martin Thomson <notifications@github.com> Wed, 06 February 2019 04:47 UTC

Return-Path: <noreply@github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 21CCD128D52 for <quic-issues@ietfa.amsl.com>; Tue, 5 Feb 2019 20:47:21 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -12.553
X-Spam-Level:
X-Spam-Status: No, score=-12.553 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-4.553, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.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 jtHH1qPqsEeR for <quic-issues@ietfa.amsl.com>; Tue, 5 Feb 2019 20:47:19 -0800 (PST)
Received: from out-5.smtp.github.com (out-5.smtp.github.com [192.30.252.196]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 0C06612426E for <quic-issues@ietf.org>; Tue, 5 Feb 2019 20:47:19 -0800 (PST)
Date: Tue, 05 Feb 2019 20:47:17 -0800
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1549428437; bh=HHoFqY78C8DjOmDJheG8CmiATKGjiVNARcIN9tToOWo=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=HheE+g6s7qDN9euYlyFQEM7cH+lkxKyJRjhlRvPlVpx8EwfJs/JUlRMtkwE8hBSjJ Ftg1BhFTxhaotICd3mqJ0HyXPvsrQUvCth8YmJivTqYehYbBr9JmUJgxGD+GTk9H8S W0gBaSHD6JWemlqivE/HyJOsefl9PWvJCzTYP/7A=
From: Martin Thomson <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+0166e4ab84716f70a9f41d70d9f8978291e67b111e42111892cf00000001187228d592a169ce184361c4@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/pull/2428/review/200411674@github.com>
In-Reply-To: <quicwg/base-drafts/pull/2428@github.com>
References: <quicwg/base-drafts/pull/2428@github.com>
Subject: Re: [quicwg/base-drafts] clarify what happens when consuming CIDs excessively (#2428)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5c5a66d5d79a3_7cb13ff753cd45bc343150"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: martinthomson
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/0YdbGbwoDA_cl4QDNLNYk1uwWDs>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 06 Feb 2019 04:47:21 -0000

martinthomson commented on this pull request.



> @@ -961,12 +961,15 @@ cannot expect its peer to store and use all issued connection IDs.
 An endpoint SHOULD ensure that its peer has a sufficient number of available and
 unused connection IDs.  While each endpoint independently chooses how many
 connection IDs to issue, endpoints SHOULD provide and maintain at least eight
-connection IDs.  The endpoint SHOULD do this by always supplying a new
-connection ID when a connection ID is retired by its peer or when the endpoint
-receives a packet with a previously unused connection ID.  Endpoints that
-initiate migration and require non-zero-length connection IDs SHOULD provide
-their peers with new connection IDs before migration, or risk the peer closing
-the connection.
+connection IDs.  The endpoint SHOULD do this by supplying a new connection ID
+when a connection ID is retired by its peer or when the endpoint receives a
+packet with a previously unused connection ID, though it MAY limit the frequency
+or the total number of connection IDs issued for each connection to avoid the
+risk of running out of connection IDs (see {{reset-token}}).
+
+Endpoints that initiate migration and require non-zero-length connection IDs
+SHOULD provide their peers with new connection IDs before migration, or risk the
+peer closing the connection.

Now that I read this paragraph again, I think that we need to rework it, but that's a separate problem.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/pull/2428#pullrequestreview-200411674