++ 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=91c668b3-4843-4754-bc0e-5ba1e75bd119
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:40:34:68
+ echo 91c668b3-4843-4754-bc0e-5ba1e75bd119
+ echo fa:16:3e:40:34:68