++ 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=e1b9c256-3524-4c3b-9773-d20c788f0aa5
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:96:c7:4c
+ echo e1b9c256-3524-4c3b-9773-d20c788f0aa5
+ echo fa:16:3e:96:c7:4c