++ 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=74b43c05-ff6c-41dd-944f-276c4ed63ce9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:a9:68:b8
+ echo 74b43c05-ff6c-41dd-944f-276c4ed63ce9
+ echo fa:16:3e:a9:68:b8