++ 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=b7c49c72-8718-4f76-89fe-30989dc249be
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:15:a6:3d
+ echo b7c49c72-8718-4f76-89fe-30989dc249be
+ echo fa:16:3e:15:a6:3d