Re: FRAME_SIZE_ERROR in RFC 9113

Willy Tarreau <w@1wt.eu> Mon, 27 June 2022 12:52 UTC

Return-Path: <ietf-http-wg-request+bounce-httpbisa-archive-bis2juki=lists.ie@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 EE097C14CF13 for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 27 Jun 2022 05:52:50 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.662
X-Spam-Level:
X-Spam-Status: No, score=-2.662 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, MAILING_LIST_MULTI=-1, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01] autolearn=ham autolearn_force=no
Received: from mail.ietf.org ([50.223.129.194]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id EJtYXb_gXY5g for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 27 Jun 2022 05:52:44 -0700 (PDT)
Received: from lyra.w3.org (lyra.w3.org [128.30.52.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id CB12CC14F737 for <httpbisa-archive-bis2Juki@lists.ietf.org>; Mon, 27 Jun 2022 05:52:44 -0700 (PDT)
Received: from lists by lyra.w3.org with local (Exim 4.94.2) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1o5oBP-0061Xw-9F for ietf-http-wg-dist@listhub.w3.org; Mon, 27 Jun 2022 12:49:39 +0000
Resent-Date: Mon, 27 Jun 2022 12:49:39 +0000
Resent-Message-Id: <E1o5oBP-0061Xw-9F@lyra.w3.org>
Received: from mimas.w3.org ([128.30.52.79]) by lyra.w3.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from <w@1wt.eu>) id 1o5oBN-0061X3-3X for ietf-http-wg@listhub.w3.org; Mon, 27 Jun 2022 12:49:36 +0000
Received: from wtarreau.pck.nerim.net ([62.212.114.60] helo=1wt.eu) by mimas.w3.org with esmtp (Exim 4.94.2) (envelope-from <w@1wt.eu>) id 1o5oBL-005qw5-P5 for ietf-http-wg@w3.org; Mon, 27 Jun 2022 12:49:36 +0000
Received: (from willy@localhost) by pcw.home.local (8.15.2/8.15.2/Submit) id 25RCnFL4016166; Mon, 27 Jun 2022 14:49:15 +0200
Date: Mon, 27 Jun 2022 14:49:15 +0200
From: Willy Tarreau <w@1wt.eu>
To: Kazu Yamamoto <kazu@iij.ad.jp>
Cc: ietf-http-wg@w3.org
Message-ID: <20220627124915.GA15792@1wt.eu>
References: <20220627.140712.2068556426929617634.kazu@iij.ad.jp>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <20220627.140712.2068556426929617634.kazu@iij.ad.jp>
User-Agent: Mutt/1.10.1 (2018-07-13)
Received-SPF: pass client-ip=62.212.114.60; envelope-from=w@1wt.eu; helo=1wt.eu
X-W3C-Hub-Spam-Status: No, score=-4.9
X-W3C-Hub-Spam-Report: BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, W3C_AA=-1, W3C_IRA=-1, W3C_WL=-1
X-W3C-Scan-Sig: mimas.w3.org 1o5oBL-005qw5-P5 532f6090704e60f6b8fd3b23ef9e575f
X-Original-To: ietf-http-wg@w3.org
Subject: Re: FRAME_SIZE_ERROR in RFC 9113
Archived-At: <https://www.w3.org/mid/20220627124915.GA15792@1wt.eu>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/40209
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: <https://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

Hello,

On Mon, Jun 27, 2022 at 02:07:12PM +0900, Kazu Yamamoto wrote:
> Hello,
> 
> Most FRAME_SIZE_ERRORs are sent as connection errors.
> But only for the PRIORITY frame, it is sent as a *stream* error.
> 
> Why is the PRIORITY frame an exception?

Though I don't know for this one, never forget that you may always
at your convenience "promote" a stream error to a connection error
if that helps.

Regards,
Willy