++ 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=df30b3bc-ec08-4bbf-86d4-9966fb9938a9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:a8:94:f6
+ echo df30b3bc-ec08-4bbf-86d4-9966fb9938a9
+ echo fa:16:3e:a8:94:f6