++ 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=856e5956-d6a4-4489-a985-2d62211857d9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:4b:96:68
+ echo 856e5956-d6a4-4489-a985-2d62211857d9
+ echo fa:16:3e:4b:96:68