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
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