++ 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=51ff5fe0-2ef5-44a2-82d5-f48c41840e98
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:33:8c:f0
+ echo 51ff5fe0-2ef5-44a2-82d5-f48c41840e98
+ echo fa:16:3e:33:8c:f0