++ 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=11c3b988-9ad5-46bb-abb7-fdd069478d48
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:1c:65:27
+ echo 11c3b988-9ad5-46bb-abb7-fdd069478d48
+ echo fa:16:3e:1c:65:27