++ 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=e05cbe18-1da5-486e-bbb4-efde29fd9b15
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:59:51:2e
+ echo e05cbe18-1da5-486e-bbb4-efde29fd9b15
+ echo fa:16:3e:59:51:2e