++ 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=028579d8-9d21-4642-9965-eea32deff683
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:58:01:b7
+ echo 028579d8-9d21-4642-9965-eea32deff683
+ echo fa:16:3e:58:01:b7