++ 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=0a448adf-46ff-4138-8981-31dade33e08d
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:8e:18:ad
+ echo 0a448adf-46ff-4138-8981-31dade33e08d
+ echo fa:16:3e:8e:18:ad