++ 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=e157f2c3-9e34-4c82-a16c-dade68b82318
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d7:3f:ed
+ echo e157f2c3-9e34-4c82-a16c-dade68b82318
+ echo fa:16:3e:d7:3f:ed