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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -eu
set -o pipefail
command="${1:?}"
shift
command -v systemctl >/dev/null || exit 0
case "$command" in
install-system-units)
systemctl --no-reload preset "$@"
;;
install-user-units)
systemctl --no-reload preset --global "$@"
;;
remove-system-units)
if [ -d /run/systemd/system ]; then
systemctl --no-reload disable --now "$@"
else
systemctl --no-reload disable "$@"
fi
;;
remove-user-units)
systemctl --global disable "$@"
[ -d /run/systemd/system ] || exit 0
users=$(systemctl list-units 'user@*' --legend=no | sed -n -r 's/.*user@([0-9]+).service.*/\1/p')
for user in $users; do
SYSTEMD_BUS_TIMEOUT={{UPDATE_HELPER_USER_TIMEOUT}} \
systemctl --user -M "$user@" disable --now "$@" &
done
wait
;;
mark-restart-system-units)
[ -d /run/systemd/system ] || exit 0
for unit in "$@"; do
systemctl set-property "$unit" Markers=+needs-restart &
done
wait
;;
mark-restart-user-units)
[ -d /run/systemd/system ] || exit 0
users=$(systemctl list-units 'user@*' --legend=no | sed -n -r 's/.*user@([0-9]+).service.*/\1/p')
for user in $users; do
for unit in "$@"; do
SYSTEMD_BUS_TIMEOUT={{UPDATE_HELPER_USER_TIMEOUT}} \
systemctl --user -M "$user@" set-property "$unit" Markers=+needs-restart &
done
done
wait
;;
system-reload-restart|system-reload|system-restart)
if [ -n "$*" ]; then
echo "Unexpected arguments for '$command': $*"
exit 2
fi
[ -d /run/systemd/system ] || exit 0
if [[ "$command" =~ reload ]]; then
systemctl daemon-reload
fi
if [[ "$command" =~ restart ]]; then
systemctl reload-or-restart --marked
fi
;;
user-reload-restart|user-reload|user-restart|user-reexec)
if [ -n "$*" ]; then
echo "Unexpected arguments for '$command': $*"
exit 2
fi
[ -d /run/systemd/system ] || exit 0
users=$(systemctl list-units 'user@*' --legend=no | sed -n -r 's/.*user@([0-9]+).service.*/\1/p')
if [[ "$command" =~ reexec ]]; then
for user in $users; do
SYSTEMD_BUS_TIMEOUT={{UPDATE_HELPER_USER_TIMEOUT}} \
systemctl --user -M "$user@" daemon-reexec &
done
wait
fi
if [[ "$command" =~ reload ]]; then
for user in $users; do
SYSTEMD_BUS_TIMEOUT={{UPDATE_HELPER_USER_TIMEOUT}} \
systemctl --user -M "$user@" daemon-reload &
done
wait
fi
if [[ "$command" =~ restart ]]; then
for user in $users; do
SYSTEMD_BUS_TIMEOUT={{UPDATE_HELPER_USER_TIMEOUT}} \
systemctl --user -M "$user@" reload-or-restart --marked &
done
wait
fi
;;
*)
echo "Unknown verb '$command'"
exit 3
;;
esac
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