++ 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=319a68ff-54c6-4171-950c-44a166f47674
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:b2:e1:8e
+ echo 319a68ff-54c6-4171-950c-44a166f47674
+ echo fa:16:3e:b2:e1:8e