echo "__docker_version__" > /opt/config/docker_version.txt
echo "__cloud_env__" > /opt/config/cloud_env.txt
echo "__external_dns__" > /opt/config/external_dns.txt
echo "__docker_version__" > /opt/config/docker_version.txt
echo "__cloud_env__" > /opt/config/cloud_env.txt
echo "__external_dns__" > /opt/config/external_dns.txt