++ 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=d93640c1-9813-4d75-b8e5-ed9e2d72b391
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d1:64:bb
+ echo d93640c1-9813-4d75-b8e5-ed9e2d72b391
+ echo fa:16:3e:d1:64:bb