++ hostname -s
+ HOSTNAME=instance
+ PORTNAME=octavia-health-manager-port-instance
++ openstack port show octavia-health-manager-port-instance -c id -f value
+ HM_PORT_ID=d85ff3c4-605f-4cd8-b51e-8cae25ae31ff
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:30:59:85
+ echo d85ff3c4-605f-4cd8-b51e-8cae25ae31ff
+ echo fa:16:3e:30:59:85