++ 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=f74ee5e0-34ac-44c6-b683-4d2d33efefb4
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:57:34:e5
+ echo f74ee5e0-34ac-44c6-b683-4d2d33efefb4
+ echo fa:16:3e:57:34:e5