++ 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=c483f424-525a-4210-b479-ddba09dda8b4
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:e1:66:f7
+ echo c483f424-525a-4210-b479-ddba09dda8b4
+ echo fa:16:3e:e1:66:f7