++ 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=fcce9106-634e-493a-bf85-e89956119d68
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:3f:8d:21
+ echo fcce9106-634e-493a-bf85-e89956119d68
+ echo fa:16:3e:3f:8d:21