PREIN

/bin/sh

/usr/share/rpm-helper/add-user opendmarc $1 opendmarc /run/opendmarc /bin/false

PREUN

/bin/sh

/usr/share/rpm-helper/del-service opendmarc $1 opendmarc

POSTIN

/bin/sh

/usr/share/rpm-helper/add-service opendmarc $1 opendmarc 

/usr/bin/systemd-tmpfiles --create opendmarc.conf