++ 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=e47de134-8d64-4234-9832-2edef1351f45
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ce:fe:21
+ echo e47de134-8d64-4234-9832-2edef1351f45
+ echo fa:16:3e:ce:fe:21