Node.js Nginx Configuration

nginxconfig

upstream app_website {
    server 127.0.0.1:3000; // Port your node app is running on
}

# the nginx server instance
server {
    listen       80;
    server_name  website.com;
    return       301 http://www.website.com;
}

server {
    listen 0.0.0.0:80;
    server_name www.website.com website;
    access_log /var/log/nginx/website.log;

    # Headers and options
    location / {
      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 true;
      
      # Prevents prevents 502 bad gateway error.
      proxy_buffers 8 32k;
      proxy_buffer_size 64k;   


    	proxy_pass http://app_website;
    	proxy_redirect off;
    	proxy_http_version 1.1;
    	proxy_set_header Upgrade $http_upgrade;
    	proxy_set_header Connection "upgrade";
    }
 }