++ 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=9cab9418-0f8f-4571-ab6c-c69b3e238d57
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:cb:07:6e
+ echo 9cab9418-0f8f-4571-ab6c-c69b3e238d57
+ echo fa:16:3e:cb:07:6e