++ 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=da9f2eb3-9dce-45af-a138-f6591b9d12ef
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:39:7f:18
+ echo da9f2eb3-9dce-45af-a138-f6591b9d12ef
+ echo fa:16:3e:39:7f:18