++ 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=1648b012-341e-427f-9646-702cff33f845
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:13:9f:5d
+ echo 1648b012-341e-427f-9646-702cff33f845
+ echo fa:16:3e:13:9f:5d