++ 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=8674246c-63de-48a4-8524-7621a33f0740
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:5a:09:d1
+ echo 8674246c-63de-48a4-8524-7621a33f0740
+ echo fa:16:3e:5a:09:d1