++ 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=674e159d-db40-45cb-b1f7-46374afd0546
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:84:b5:00
+ echo 674e159d-db40-45cb-b1f7-46374afd0546
+ echo fa:16:3e:84:b5:00