++ 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=f2d3fe86-9829-48ab-9219-53bc93bacee1
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d8:f6:a3
+ echo f2d3fe86-9829-48ab-9219-53bc93bacee1
+ echo fa:16:3e:d8:f6:a3