++ 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=65179837-394d-40a9-9616-fa84534c4e21
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:9b:f7:d9
+ echo 65179837-394d-40a9-9616-fa84534c4e21
+ echo fa:16:3e:9b:f7:d9