From 5c4fd77097e2cecfd4780e099af7954f86779fe1 Mon Sep 17 00:00:00 2001
From: Thiago Jung Bauermann <bauermann@kolabnow.com>
Date: Wed, 15 Sep 2021 20:36:38 -0300
Subject: etc: Add systemd files for running ‘guix gc’ periodically
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* etc/guix-gc.service.in: New file.
* etc/guix-gc.timer: Likewise.
* .gitignore: Ignore generated ‘guix-gc.service’.
* nix/local.mk (nodist_systemdservice_DATA): Add ‘guix-gc.service’ and
‘guix-gc.timer’.
(EXTRA_DIST): Add ‘guix-gc.service.in’ and ‘guix-gc.timer’.
* doc/guix.texi (Binary Installation): Mention the new systemd files.

Signed-off-by: Mathieu Othacehe <othacehe@gnu.org>
---
 etc/guix-gc.service.in | 20 ++++++++++++++++++++
 etc/guix-gc.timer      | 15 +++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 etc/guix-gc.service.in
 create mode 100644 etc/guix-gc.timer

(limited to 'etc')

diff --git a/etc/guix-gc.service.in b/etc/guix-gc.service.in
new file mode 100644
index 0000000000..2f1ca6584b
--- /dev/null
+++ b/etc/guix-gc.service.in
@@ -0,0 +1,20 @@
+# This is a "service unit file" for the systemd init system to perform a
+# one-shot 'guix gc' operation.  It is meant to be triggered by a timer.
+# Drop it in /etc/systemd/system or similar together with 'guix-gc.timer'
+# to set it up.
+
+[Unit]
+Description=Discard unused Guix store items
+
+[Service]
+Type=oneshot
+# Customize the 'guix gc' arguments to fit your needs.
+ExecStart=@localstatedir@/guix/profiles/per-user/root/current-guix/bin/guix gc -d 1m -F 10G
+PrivateDevices=yes
+PrivateNetwork=yes
+PrivateUsers=no
+ProtectKernelTunables=yes
+ProtectKernelModules=yes
+ProtectControlGroups=yes
+MemoryDenyWriteExecute=yes
+SystemCallFilter=@default @file-system @basic-io @system-service
diff --git a/etc/guix-gc.timer b/etc/guix-gc.timer
new file mode 100644
index 0000000000..192132fbda
--- /dev/null
+++ b/etc/guix-gc.timer
@@ -0,0 +1,15 @@
+# This is a "timer unit file" for the systemd init system to trigger
+# 'guix-gc.service' periodically.  Drop it in /etc/systemd/system or similar
+# together with 'guix-gc.service' to set it up.
+
+[Unit]
+Description=Discard unused Guix store items
+
+[Timer]
+OnCalendar=weekly
+AccuracySec=1h
+Persistent=true
+RandomizedDelaySec=6000
+
+[Install]
+WantedBy=timers.target
-- 
cgit 1.4.1