++ 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=76101790-6fbf-4d34-a39c-49b33bd9f780
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:f7:39:bd
+ echo 76101790-6fbf-4d34-a39c-49b33bd9f780
+ echo fa:16:3e:f7:39:bd