++ 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=c0f4666e-12d6-4acd-8563-0f0f3eda9b25
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:3e:12:92
+ echo c0f4666e-12d6-4acd-8563-0f0f3eda9b25
+ echo fa:16:3e:3e:12:92