++ 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=a18299ff-3501-4e19-85c8-988fe7f304e9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:05:64:f4
+ echo a18299ff-3501-4e19-85c8-988fe7f304e9
+ echo fa:16:3e:05:64:f4