++ 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=6727b2ca-c526-4aca-9d62-3c6a4e2f4b70
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ef:34:c1
+ echo 6727b2ca-c526-4aca-9d62-3c6a4e2f4b70
+ echo fa:16:3e:ef:34:c1