++ 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=3a9b71ca-52f6-4e02-9781-193bdd26ab95
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:09:ac:09
+ echo 3a9b71ca-52f6-4e02-9781-193bdd26ab95
+ echo fa:16:3e:09:ac:09