++ 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=dee0606f-7e9e-4acd-b7a2-310559644eee
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:24:09:30
+ echo dee0606f-7e9e-4acd-b7a2-310559644eee
+ echo fa:16:3e:24:09:30