++ 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=0e90ebf6-530c-4f79-8b21-6c36a434d9e9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:3a:f6:78
+ echo 0e90ebf6-530c-4f79-8b21-6c36a434d9e9
+ echo fa:16:3e:3a:f6:78