++ 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=3d162812-721a-4460-b452-31fcee326dad
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d9:9d:04
+ echo 3d162812-721a-4460-b452-31fcee326dad
+ echo fa:16:3e:d9:9d:04