++ 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=2573ffae-de74-40d9-b5e9-226d21063081
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:55:ef:f8
+ echo 2573ffae-de74-40d9-b5e9-226d21063081
+ echo fa:16:3e:55:ef:f8