++ 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=b7783e00-0992-4e8a-a54a-0c0c2d9ac946
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:14:36:74
+ echo b7783e00-0992-4e8a-a54a-0c0c2d9ac946
+ echo fa:16:3e:14:36:74