++ 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=594c1a92-4368-4af2-b618-317471d78394
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:1a:31:8f
+ echo 594c1a92-4368-4af2-b618-317471d78394
+ echo fa:16:3e:1a:31:8f