++ 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=eb2a2649-933c-4ac1-9b47-59a23a67b7cd
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:8c:0b:a7
+ echo eb2a2649-933c-4ac1-9b47-59a23a67b7cd
+ echo fa:16:3e:8c:0b:a7