++ 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=dce9b6ae-98e6-4471-8375-9ebde6674e66
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ce:12:15
+ echo dce9b6ae-98e6-4471-8375-9ebde6674e66
+ echo fa:16:3e:ce:12:15