++ 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=d437403e-1385-40bb-8776-1663aefcc5ac
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ca:5f:d5
+ echo d437403e-1385-40bb-8776-1663aefcc5ac
+ echo fa:16:3e:ca:5f:d5