++ 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=a2cb96c4-5e8d-4013-81c3-bf32c4076cbe
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:dd:15:74
+ echo a2cb96c4-5e8d-4013-81c3-bf32c4076cbe
+ echo fa:16:3e:dd:15:74