++ 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=aaf221b1-4f8d-484b-b7e9-83a7ca4751f3
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:7e:0a:e1
+ echo aaf221b1-4f8d-484b-b7e9-83a7ca4751f3
+ echo fa:16:3e:7e:0a:e1