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Re: Dropping gzip-compressed substitutes
From: |
Mathieu Othacehe |
Subject: |
Re: Dropping gzip-compressed substitutes |
Date: |
Tue, 08 Feb 2022 14:34:49 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Hey Maxim,
Sound like a fine plan.
> 1. Promptly set up both a blog post and a NEWS entry announcing the
> support for gzip substitutes is about to be phased out from the build
> farm (1 month notice), urging users to upgrade their daemon to a version
>>= 1.1.0.
I addition, we could warn users with old daemons as proposed by Ludo &
Ricardo. There's an attached patch here.
> - ;; TODO: Eventually, disable gzip, as discussed at
> - ;;
> <https://lists.gnu.org/archive/html/guix-devel/2021-03/msg00333.html>.
> - (compression '(("gzip" 9) ("lzip" 9) ("zstd" 19)))
> + (compression '(("lzip" 9) ("zstd" 19)))
> (cache-bypass-threshold cache-bypass-threshold)
> (workers publish-workers)))
Nice.
> 3. Come up with a Guile script that is able to
>
> a) Strip gzip-related metadata from the .narinfo guix-publish metadata
> files
> b) recompute and update their 'Signature' field.
>
> 4. Finally, 'rm -r /var/guix/publish/gzip' and free about 6.5 TiB of data.
I hope the script will be able to complete within a reasonable amount of
time, but we cannot know before trying it out :).
Thanks,
Mathieu
>From bd306a8b20f2033d67755dd332a5d33b2f6b822d Mon Sep 17 00:00:00 2001
From: Mathieu Othacehe <othacehe@gnu.org>
Date: Tue, 8 Feb 2022 14:28:56 +0100
Subject: [PATCH 1/1] store: Warn about daemon deprecation.
* guix/deprecation.scm (warn-about-old-daemon): New procedure.
* guix/store.scm (build-things): Use it to warn about old daemons.
---
guix/deprecation.scm | 7 +++++++
guix/store.scm | 2 ++
2 files changed, 9 insertions(+)
diff --git a/guix/deprecation.scm b/guix/deprecation.scm
index c66c9367f6..666e178d75 100644
--- a/guix/deprecation.scm
+++ b/guix/deprecation.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2021 Mathieu Othacehe <othacehe@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -24,6 +25,8 @@ (define-module (guix deprecation)
define-deprecated/public
define-deprecated/alias
+
+ warn-about-old-daemon
warn-about-deprecation))
;;; Commentary:
@@ -32,6 +35,10 @@ (define-module (guix deprecation)
;;;
;;; Code:
+(define (warn-about-old-daemon)
+ (warning (G_ "Your Guix daemon is seriously outdated, please consider
+ updating it by following the 'Upgrading Guix' documentation section.~%")))
+
(define* (warn-about-deprecation variable properties
#:key replacement)
(let ((location (and properties (source-properties->location properties))))
diff --git a/guix/store.scm b/guix/store.scm
index a93e9596d9..11dfc095b1 100644
--- a/guix/store.scm
+++ b/guix/store.scm
@@ -1442,6 +1442,8 @@ (define build-things
things)))
(parameterize ((current-store-protocol-version
(store-connection-version store)))
+ (when (< (current-store-protocol-version) 355) ;0x163
+ (warn-about-old-daemon))
(if (>= (store-connection-minor-version store) 15)
(build store things mode)
(if (= mode (build-mode normal))
--
2.34.0