NGINX NODE2

map $http_upgrade $connection_upgrade {
   default upgrade;
    ''      close;
}


server {
    listen 80;
    server_name "mysite.com";

    location /websockets {
           proxy_pass http://127.0.0.1:9999;
           proxy_read_timeout 100000s;
           proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
           proxy_set_header Host $host;
           proxy_http_version 1.1;
           proxy_set_header    Upgrade $http_upgrade;
           proxy_set_header    Connection "upgrade";
           proxy_set_header    Host $http_host;
           proxy_set_header    X-Real-IP $remote_addr;

    }
}