++ 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=473e9049-9839-4e08-b1da-4611b5c644c5
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ff:15:a5
+ echo 473e9049-9839-4e08-b1da-4611b5c644c5
+ echo fa:16:3e:ff:15:a5