++ 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=99eb3303-64e7-4dbf-b611-80de9d8d66ba
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:57:24:e5
+ echo 99eb3303-64e7-4dbf-b611-80de9d8d66ba
+ echo fa:16:3e:57:24:e5