PREIN

/bin/sh

getent group opendkim >/dev/null || groupadd -r opendkim
getent passwd opendkim >/dev/null || \
	useradd -r -g opendkim -G mail -d /var/run/opendkim -s /sbin/nologin \
	-c "OpenDKIM Milter" opendkim
exit 0

PREUN

/bin/sh

if [ $1 -eq 0 ] ; then
    # Package removal, not upgrade
    /bin/systemctl --no-reload disable opendkim.service > /dev/null 2>&1 || :
    /bin/systemctl stop opendkim.service > /dev/null 2>&1 || :
fi

POSTIN

/bin/sh

if [ $1 -eq 1 ] ; then 
    # Initial installation 
    /bin/systemctl enable opendkim.service >/dev/null 2>&1 || :
fi

POSTUN

/bin/sh

/bin/systemctl daemon-reload >/dev/null 2>&1 || :
if [ $1 -ge 1 ] ; then
    # Package upgrade, not uninstall
    /bin/systemctl try-restart opendkim.service >/dev/null 2>&1 || :
fi

Triggers

opendkim < 2.8.0-1

/bin/sh

/bin/systemctl enable opendkim.service >/dev/null 2>&1
/sbin/chkconfig --del opendkim >/dev/null 2>&1 || :
/bin/systemctl try-restart opendkim.service >/dev/null 2>&1 || :