NginxでRailsのUnicornを動かすときの設定ファイル

nginx_unicorn.conf

upstream application-unicorn {
    # Unicornのソケットを指定:
    server unix:/tmp/unicorn_{application}.sock fail_timeout=0;

}

server {
    listen       80;
    server_name HOSTNAME;
    client_max_body_size 4G;

    keepalive_timeout 5;

    # Rails static pages
    location ~ ^/(assets|images|javascripts|stylesheets|swfs|system|favicon) {
        root /var/www/sites/HOSTNAME/public;
        gzip_static on;
        expires     max;
        add_header  Cache-Control public;
    }

    location / {
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

      proxy_set_header Host $http_host;
      proxy_redirect off;

       # 振り分け先のアプリケーションを指定
      proxy_pass http://application-unicorn;
    }

    # Rails error pages
    error_page 500 502 503 504 /500.html;
    location = /500.html {
      root /var/www/tagrid/current/public;
    }
}