++ 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=6f193665-1958-48cf-9b95-2c021cf66478
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:db:0c:e7
+ echo 6f193665-1958-48cf-9b95-2c021cf66478
+ echo fa:16:3e:db:0c:e7