++ 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=e753dbc7-e6f7-4de6-81df-f29f233743f5
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d1:41:56
+ echo e753dbc7-e6f7-4de6-81df-f29f233743f5
+ echo fa:16:3e:d1:41:56