deb-systemd-invoke - wrapper around systemctl, respecting policy-rc.d
deb-systemd-invoke start|stop|restart unit file ...
deb-systemd-invoke is a Debian-specific helper script which asks
/usr/sbin/policy-rc.d before performing a systemctl call.
deb-systemd-invoke is intended to be used from maintscripts
to start systemd unit files. It is specifically NOT intended to be used
interactively by users. Instead, users should run systemd and use systemctl,
or not bother about the systemd enabled state in case they are not running