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path: root/systemd/pacman-offline
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#!/bin/sh

set -e

# verify this is for us or exit gracefully
if [ "$(readlink '/system-update')" != '/var/cache/pacman/pkg' ]; then
	exit 0
fi

# exclude /etc/pacman.d/offline.conf
function finish { rm -f /run/pacman.conf; }
trap finish EXIT
sed '/^Include *= *\/etc\/pacman\.d\/offline\.conf$/s|^|#|' < /etc/pacman.conf > /run/pacman.conf

# remove triggering symlink
rm -f /system-update

# install updates
if [ "$(pacman --sync  --print --needed archlinux-keyring | wc -l)" -gt 0 ]; then
	pacman --sync --noconfirm archlinux-keyring
fi
pacman --config /run/pacman.conf --sync --noconfirm --sysupgrade

# clean up package cache
pacman --sync --noconfirm --clean

# reboot
systemctl reboot