From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id OPKoCf6nimGwLgEAgWs5BA (envelope-from ) for ; Tue, 09 Nov 2021 17:55:26 +0100 Received: from aspmx1.migadu.com ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id gNlaBf6nimF8UAAA1q6Kng (envelope-from ) for ; Tue, 09 Nov 2021 16:55:26 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id DD413ECCA for ; Tue, 9 Nov 2021 17:55:25 +0100 (CET) Received: from localhost ([::1]:56482 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mkUP7-00061G-3S for larch@yhetil.org; Tue, 09 Nov 2021 11:55:25 -0500 Received: from eggs.gnu.org ([209.51.188.92]:56762) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkUOv-0005ub-Mt for guix-devel@gnu.org; Tue, 09 Nov 2021 11:55:13 -0500 Received: from [2001:470:142:3::e] (port=48046 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkUOv-00034J-FO; Tue, 09 Nov 2021 11:55:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-Version:In-Reply-To:Date:References:Subject:To: From; bh=8/0+HMqksxihg0iawKqP+SlJpETnYvyy3gj3q0cKwuk=; b=WMydYwzOCh+ATYdBClF0 qspKhA5rKPV4Qn2Nwwm4Wx4nsHleXmeIiTLsUQ2qbn3+U8ZKI6E/Vb/xQ18sQNJmaECFjdMKwaXXc nutB2BdKK84akCS8/eHrTip7vWZ9bd8uyaDVhoKd19dioOCy2zhaLKc2G/qWA5tSNreyochhym3L5 48zQ09M1PftJONJO+VMPUB3ew6n3t7TLhZGtBaWp1d6SoZ03U3dURO4mMU2GsCYWMUgsVYMZ92476 0eJJ37I+N0weDmJz5cbO1l9ktwO0hMr1Ayl6P5BQmMq9l+gRWXwAJRGFK5cEv06BOoY/B6LnUbLQp OZg7GjqMUYpKOA==; Received: from 91-160-117-201.subs.proxad.net ([91.160.117.201]:64348 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkUOu-0000M4-7H; Tue, 09 Nov 2021 11:55:12 -0500 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: zimoun Subject: Re: Mutable Git tags & Software Heritage References: <87o87jjx54.fsf@ngyro.com> <87a6j2w1et.fsf@gnu.org> <86ilxpzeap.fsf@gmail.com> <87mtmr2a3t.fsf_-_@gnu.org> <86ee82jxhw.fsf@gmail.com> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 19 Brumaire an 230 de la =?utf-8?Q?R=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: Tue, 09 Nov 2021 17:55:09 +0100 In-Reply-To: <86ee82jxhw.fsf@gmail.com> (zimoun's message of "Sat, 30 Oct 2021 18:19:55 +0200") Message-ID: <87czn9jmky.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guix-devel@gnu.org Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1636476925; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=8/0+HMqksxihg0iawKqP+SlJpETnYvyy3gj3q0cKwuk=; b=ufkYvC3mG96EOpXtYd2aYddDQQC46RHuangUFOSvvfheIZbvmZeBN//nGoAdmlw7qMp68C hshAQa4PQ9gUiCZWKmlFpQkuV6p8CCfaDT1vTgDUT2NR6D8GYeRKj6mhJqhYffyKHJkpgF 64J1so+lb8gSa8dxlm+2KvGGRK3aW0GIfslekBwj6Y13s9LAxJj9AvfStXqIqiWFPsG+vW T9Khk9DPkdAPidkKA2c+PkOMFRYX9NIBL2clbD5EfY271OwBP1WAnes+/6QuVGNanY614U wPXLe/A57/YVdQ2tQ4FKrP2pZMeZfhg8RuWZOADN39wgYBpjEX2aoFSZr+0e6w== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1636476925; a=rsa-sha256; cv=none; b=h2rg2EJX1r/QSD6gADLl0PsnkSkTnU4bPviBYucnwULVwC/ApGivL8NkqTI3ZcDcZn4Y5b pQ6VA+r6jjGg198jlCTrSOl0DrfnR7ahuBh2PzxpoagA9l+OnQ7beVqqsgd5ABgyvn1Fxq aLp+SGT+BCr0avc6hebuG9TXQyb5vsF/2yMgz0c94mWE7Y0DAcl3ypEzwvqsrqMhH8Shvz S9hQLM0vKJE3RG9rXdnQazdy8TTv2VLCfYdREoOCqzze6RpE5UAZ17yH35hYE45cT03ABU 7dTGKscW+gMn/c3hFKwzFBFRanVBN6w/5yH0nLCPNAbS4C3OvArfM0neb/eDNA== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gnu.org header.s=fencepost-gnu-org header.b=WMydYwzO; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Spam-Score: -3.12 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gnu.org header.s=fencepost-gnu-org header.b=WMydYwzO; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Queue-Id: DD413ECCA X-Spam-Score: -3.12 X-Migadu-Scanner: scn0.migadu.com X-TUID: 5kBjIp7gIke7 Hello, zimoun skribis: > On Fri, 29 Oct 2021 at 16:12, Ludovic Court=C3=A8s wrote: [...] >>> Well, because it is not affordable to switch from the current >>> tag-address to immutable commit-address for defining packages, in order >>> to be 100% reliable, any fallback should use Disarchive-DB which stores >>> the mapping from checksum to swhid; for all kind origins. >>> >>> Is it what you have in mind? >> >> No, I think we should consider always referring to commits instead of >> tags. It=E2=80=99s annoying from a readability viewpoint, but it would = ensure >> reproducibility. Even flatpak has this policy. :-) > > Ah, IMHO, =C2=ABit is not affordable to switch from the current tag-addre= ss > to immutable commit-address for defining packages, in order to be 100% > reliable=C2=BB :-) > > Do you think the switch from tag to commit instead is really doable? > > Other said, do you think it should be possible to automatize such task? With enough effort, anything can be automated. That said, I think it would be fine to change things incrementally as packages are added/updated. > PS: Ah, refer to commit instead of tags could be a RFC. ;-) Yup! :-) Thanks, Ludo=E2=80=99.