++ 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=cd16baaf-c806-4c3c-ac6d-08a40ec7092f
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:7c:7c:54
+ echo cd16baaf-c806-4c3c-ac6d-08a40ec7092f
+ echo fa:16:3e:7c:7c:54