++ 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=0b703dea-647a-4b82-b644-c9711d037497
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ed:f1:99
+ echo 0b703dea-647a-4b82-b644-c9711d037497
+ echo fa:16:3e:ed:f1:99