echo "__nbi_ip_addr__" > /opt/config/nbi_ip_addr.txt
echo "__cloud_env__" > /opt/config/cloud_env.txt
echo "__external_dns__" > /opt/config/external_dns.txt
+ echo "__vm_image_name__" > /opt/config/vm_image_name.txt
echo "__vm_flavor__" > /opt/config/vm_flavor.txt
echo "__ubuntu_1404_image__" > /opt/config/ubuntu_1404_image.txt
echo "__ubuntu_1604_image__" > /opt/config/ubuntu_1604_image.txt