++ 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=3f4dd6ef-72cb-45a9-b584-3e60d0a9dcb1
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:92:ce:29
+ echo 3f4dd6ef-72cb-45a9-b584-3e60d0a9dcb1
+ echo fa:16:3e:92:ce:29