++ 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=a404be9f-bfc6-42fa-a1f3-35c6c6badf2a
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:7c:fc:fd
+ echo a404be9f-bfc6-42fa-a1f3-35c6c6badf2a
+ echo fa:16:3e:7c:fc:fd