root@:/home/docker-compose-letsencrypt-nginx-proxy-companion# docker logs 1f4a7c88a96a
Generating a RSA private key
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writing new private key to '/etc/nginx/certs/default.key.new'
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Info: a default key and certificate have been created at /etc/nginx/certs/default.key and /etc/nginx/certs/default.crt.
Info: Creating Diffie-Hellman group in the background.
A pre-generated Diffie-Hellman group will be used for now while the new one
is being created.
Generating DH parameters, 2048 bit long safe prime, generator 2
Reloading nginx docker-gen (using separate container nginx-gen)...
Reloading nginx (using separate container d3583b807cd183dd0b085c9a0af52cfdfc8917ffc2a557151f45b231d36dcc13)...
2020/07/14 20:14:06 Generated '/app/letsencrypt_service_data' from 3 containers
2020/07/14 20:14:06 Running '/app/signal_le_service'
2020/07/14 20:14:06 Watching docker events
2020/07/14 20:14:06 Contents of /app/letsencrypt_service_data did not change. Skipping notification '/app/signal_le_service'
Sleep for 3600s
This is going to take a long time
Info: Diffie-Hellman group creation complete, reloading nginx.
Reloading nginx docker-gen (using separate container nginx-gen)...
Reloading nginx (using separate container d3583b807cd183dd0b085c9a0af52cfdfc8917ffc2a557151f45b231d36dcc13)...

server {
  server_name _; # This is just an invalid value which will never trigger on a real hostname.
  listen 80;
  access_log /var/log/nginx/access.log vhost;
  return 503;
}
server {
  server_name _; # This is just an invalid value which will never trigger on a real hostname.
  listen 443 ssl http2;
  access_log /var/log/nginx/access.log vhost;
  return 503;
  ssl_session_cache shared:SSL:50m;
  ssl_session_tickets off;
  ssl_certificate /etc/nginx/certs/default.crt;
  ssl_certificate_key /etc/nginx/certs/default.key;
}