++ 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=31d9f566-19ee-4c16-8ab9-79e1a1c5b2e3
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:fb:01:08
+ echo 31d9f566-19ee-4c16-8ab9-79e1a1c5b2e3
+ echo fa:16:3e:fb:01:08