location ~* ^.+\.(gif|jpg|png|swf|flv|rar|zip|doc|pdf|gz|bz2|jpeg|bmp|xls)$
{
  expires 7d;
  valid_referers none blocked server_names *.test.com ;
  if ($invalid_referer) {
    return 403;
  }
  access_log off;
}

location /admin/
{
  allow 192.168.133.1;
  allow 127.0.0.1;
  deny all;
}

mkdir /data/wwwroot/test.com/admin/
echo “test,test”>/data/wwwroot/test.com/admin/1.html

/usr/local/nginx/bin/nginx -t && -s reload

 curl -x127.0.0.1:80 test.com/admin/1.html -I
 curl -x192.168.133.130:80 test.com/admin/1.html -I

  location ~ .*(abc|image)/.*\.php$
{
    deny all;
}

if ($http_user_agent ~ 'Spider/3.0|YoudaoBot|Tomato')
{
   return 403;
}

location ~ \.php$
  {
    include fastcgi_params;
    fastcgi_pass unix:/tmp/php-fcgi.sock;
    fastcgi_index index.php;
    fastcgi_param SCRIPT_FILENAME /data/wwwroot/test.com$fastcgi_script_name;
  }