upstream factory_servers {
    ip_hash;
    #server 127.0.0.1:3000;
    server readmongo:3000;
    keepalive 64;
    #ip_hash;
}

proxy_cache_path /var/tmp levels=1:2 keys_zone=my_cache:10m max_size=10g inactive=60m use_temp_path=off;
resolver_timeout 5s;
server {
    listen 80;
    listen [::]:80 ipv6only=on;
    server_name factory.swarmlab.io;
    return 301 https://factory.swarmlab.io$request_uri;
}

server {
	listen [::]:443 ssl ipv6only=off; 
	server_name factory.swarmlab.io;

	# To allow special characters in headers
	ignore_invalid_headers off;

	# Allow any size file to be uploaded.
	# Set to a value such as 1000m; to restrict file size to a specific value
	client_max_body_size 0;
	# To disable buffering
	proxy_buffering off;

	ssl_certificate    /etc/nginx/fullchain.pem;
	ssl_certificate_key /etc/nginx/key.private.pem;
	ssl_protocols       TLSv1 TLSv1.1 TLSv1.2;
	ssl_ciphers         HIGH:!aNULL:!MD5;
                                                     

#  # Requests for socket.io are passed on to Node on port 3000
#  location ~* \.io {
#      proxy_set_header X-Real-IP $remote_addr;
#      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
#      proxy_set_header Host $http_host;
#      proxy_set_header X-NginX-Proxy false;
#
#      proxy_pass http://factory_servers;
#      proxy_redirect off;
#
#      proxy_http_version 1.1;
#      proxy_set_header Upgrade $http_upgrade;
#      proxy_set_header Connection "upgrade";
#    }

  location / {                                    
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header Host $http_host;
      proxy_set_header X-NginX-Proxy false;
              
        proxy_http_version 1.1;                                     
        proxy_set_header Upgrade $http_upgrade; 
        proxy_set_header Connection "upgrade";

       #set $originaddr http://factory_servers;
       #proxy_pass $originaddr;
# or even
#      proxy_pass http://origin.example.com$request_uri;

       proxy_pass http://factory_servers$request_uri;

#      proxy_pass http://factory_servers;
#      proxy_pass http://$host;
                                               
        proxy_redirect off;                   
        proxy_read_timeout 240s;
    }                                             


}