++ 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=ec860055-625b-43d8-9b2f-07e0ed64bc45
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:6b:ba:07
+ echo ec860055-625b-43d8-9b2f-07e0ed64bc45
+ echo fa:16:3e:6b:ba:07