pre_upgrade() { # Remove socket activation. See: https://bugs.archlinux.org/task/62248 if (( $(vercmp $2 8.0p1-3) < 0 )); then if systemctl is-enabled -q sshd.socket; then cat < This package no longer provides sshd.socket and sshd@.service; ==> copies of those files will be placed under /etc/systemd/system ==> but please migrate to sshd.service whenever possible. EOF src=/usr/lib/systemd/system dst=/etc/systemd/system for i in sshd.socket sshd\@.service; do if [[ ! -e "$dst/$i" ]]; then cp -v "$src/$i" "$dst/$i" fi done systemctl reenable sshd.socket fi fi }