++ 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=f7690408-ec6c-47c6-89dc-9c6c9a85bc91
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:53:60:45
+ echo f7690408-ec6c-47c6-89dc-9c6c9a85bc91
+ echo fa:16:3e:53:60:45