From debbugs-submit-bounces@debbugs.gnu.org Fri May 01 17:12:04 2020 Received: (at 40993) by debbugs.gnu.org; 1 May 2020 21:12:04 +0000 Received: from localhost ([127.0.0.1]:50796 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jUcwn-0007Fq-PX for submit@debbugs.gnu.org; Fri, 01 May 2020 17:12:04 -0400 Received: from eggs.gnu.org ([209.51.188.92]:37278) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jUcwl-0007Fb-PD for 40993@debbugs.gnu.org; Fri, 01 May 2020 17:11:48 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:37934) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jUcwg-0000K9-3y; Fri, 01 May 2020 17:11:42 -0400 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=42732 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jUcwf-0005GK-Io; Fri, 01 May 2020 17:11:41 -0400 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: Danny Milosavljevic Subject: Re: [bug#40993] cuirass: Add build products download support. References: <87ees4uja7.fsf@gmail.com> <20200501120914.606ffe02@scratchpost.org> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 13 =?utf-8?Q?Flor=C3=A9al?= an 228 de la =?utf-8?Q?R?= =?utf-8?Q?=C3=A9volution?= X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Date: Fri, 01 May 2020 23:11:38 +0200 In-Reply-To: <20200501120914.606ffe02@scratchpost.org> (Danny Milosavljevic's message of "Fri, 1 May 2020 12:09:14 +0200") Message-ID: <87d07ne4xh.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 40993 Cc: Mathieu Othacehe , 40993@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Hi, Danny Milosavljevic skribis: > Though I agree using sendfile would be much better, especially since the = user > can download 800 MB image files there. > > The guile (web server) module allows passing a procedure as the #:body, b= ut > then it makes a bytevector out of the result and hard-codes the content-t= ype :P. > > Eventually (web server http) http-write is reached, which only supports e= ncoding > bytevectors and #f, that's it. No files. > > So we'd have to overwrite http-write. See how =E2=80=98guix publish=E2=80=99 uses =E2=80=98sendfile=E2=80=99 for = nars. It=E2=80=99s hacky because it works around . Ludo=E2=80=99.