++ 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=2471825d-38a3-4ced-b40d-ac2c7bf48bd4
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:20:2b:45
+ echo 2471825d-38a3-4ced-b40d-ac2c7bf48bd4
+ echo fa:16:3e:20:2b:45