Simple Nginx reverse proxy configuration

reverse-proxy-nginx.conf

# A Rails app living on unicorn

upstream unicorn {
  server unix:/tmp/unicorn.admin_panel.sock fail_timeout=0;
}

server {
  listen 80 deferred;
  server_name myapp.mysite.com;
  root /home/myuser/apps/my_app/current/public/;
  try_files $uri/index.html $uri @unicorn;

  location @unicorn {
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_redirect off;
    proxy_pass http://unicorn;
  }

  error_page 500 502 503 504 /500.html;
  client_max_body_size 4G;
  keepalive_timeout 15;
}

# A website living on 8080

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

    location / {
        proxy_set_header Host            $host;
        proxy_set_header X-Real-IP       $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_pass http://127.0.0.1:8080;
    }
}