Nginx reverse proxy example configuration

nginx_reverse_proxy.conf

upstream example {
  server localhost:8080;
}

server {
  listen 80;
  server_name example.com;
  server_tokens off;

  location / {
    proxy_redirect off;
    proxy_http_version 1.1;

    proxy_set_header Host               $http_host;
    proxy_set_header Upgrade            $http_upgrade;
    proxy_set_header Connection         "upgrade";
    proxy_set_header X-Real-IP          $remote_addr;
    proxy_set_header X-Forwarded-For    $proxy_add_x_forwarded_for;
    proxy_set_header X-Url-Scheme       $scheme;
    proxy_set_header X-Forwarded-Proto  $scheme;

    proxy_pass  http://example;
  }
}