PREUN
/bin/sh
if [ $1 -eq 0 ] ; then
# Package removal, not upgrade
systemctl --no-reload disable openstack-nova-network.service > /dev/null 2>&1 || :
systemctl stop openstack-nova-network.service > /dev/null 2>&1 || :
fi
POSTIN
/bin/sh
if [ $1 -eq 1 ] ; then
# Initial installation
systemctl preset >/dev/null 2>&1 || :
fi
POSTUN
/bin/sh
systemctl daemon-reload >/dev/null 2>&1 || :
if [ $1 -ge 1 ] ; then
# Package upgrade, not uninstall
systemctl try-restart openstack-nova-network.service >/dev/null 2>&1 || :
fi