++ 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=c449e8ac-06b0-410d-ae62-dd27c3e6edd2
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:36:d0:14
+ echo c449e8ac-06b0-410d-ae62-dd27c3e6edd2
+ echo fa:16:3e:36:d0:14