++ 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=9b425a9d-663a-4cb7-ad58-aa1885da7b91
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:a6:20:73
+ echo 9b425a9d-663a-4cb7-ad58-aa1885da7b91
+ echo fa:16:3e:a6:20:73