++ 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=673bf917-c036-4dd9-b081-5a778d386330
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:5a:ba:3f
+ echo 673bf917-c036-4dd9-b081-5a778d386330
+ echo fa:16:3e:5a:ba:3f