++ 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=9a27e312-6b99-4ea2-ba5a-7d8e12132b1f
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:52:e7:0c
+ echo 9a27e312-6b99-4ea2-ba5a-7d8e12132b1f
+ echo fa:16:3e:52:e7:0c