Add rsync script and systemd timer

.talismanrc

@@ -17,6 +17,10 @@ fileignoreconfig:
   - filename
 - filename: dotfiles/sudoers.d/protonvpn
   checksum: 1a86c97a80c2ae3be4d455c4db441d6d2b4d8553784e43646802dd3bf27316ef
+- filename: dotfiles/systemd_timers/rsync_backup.service
+  checksum: 003ac82ffac85609548db7dac407768f47828a725562c0afba4477e3571ecdd3
+- filename: dotfiles/systemd_timers/rsync_backup.timer
+  checksum: da8a09026e2fc28ce620eefa1a0a697468453c22a7b8640fb11bdda065cddb51
 - filename: dotfiles/zsh/zshenv
   ignore_detectors:
   - filename
@@ -28,3 +32,5 @@ fileignoreconfig:
 - filename: pacman_hooks/borg_backup.hook
   ignore_detectors:
   - filename
+- filename: rsync_backup.sh
+  checksum: 7a1de4a184109ca046dc5aa691d352d40451fc413b997746396faab35158b734

dotfiles/systemd_timers/rsync_backup.service

@@ -0,0 +1,6 @@
+[Unit]
+Description=Backup with rsync daily
+
+[Service]
+Type=simple
+ExecStart=/bin/bash -c 'source /home/*/setup-cockpit/secrets && /home/*/setup-cockpit/rsync_backup.sh'

dotfiles/systemd_timers/rsync_backup.timer

@@ -0,0 +1,8 @@
+[Unit]
+Description=Backup with rsync daily
+
+[Timer]
+OnCalendar=*-*-* 12:00:00
+
+[Install]
+WantedBy=timers.target

rsync_backup.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Backup script that uses rsync, taken from https://wiki.archlinux.org/index.php/Rsync#As_a_backup_utility
+# This script should be run daily with cron or a systemd timer.
+
+#rsync -a --delete --quiet --exclude="$RSYNC_EXCLUDES" "$RSYNC_BACKUP_SRC" "$RSYNC_BACKUP_DEST"