++ 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=b9e17ce4-0f70-4371-b406-7bea24b90a52
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:bb:d7:12
+ echo b9e17ce4-0f70-4371-b406-7bea24b90a52
+ echo fa:16:3e:bb:d7:12