done
# Enable OpenVPN metrics collection
-cat <<EOF >> /var/ipfire/ovpn/server.conf
+grep -q "^client-connect" /var/ipfire/ovpn/server.conf || cat <<EOF >> /var/ipfire/ovpn/server.conf
# Log clients connecting/disconnecting
client-connect "/usr/sbin/openvpn-metrics client-connect"
client-disconnect "/usr/sbin/openvpn-metrics client-disconnect"