title: Does php-fpm.conf support conditional expression?
body: <p>I want to ahieve this function as the following code say.</p>
  
  <pre><code>if ( env['server_name'] == 'server1' )
         include = etc/fpm.d/server1.conf
  else
         include = etc/fpm.d/other_server.conf
  </code></pre>