<?

/**
 * End-user makes an Ajax request to test.php (server 1), then test.php makes an API call (server 2, hosting sensitive data that cannot be moved to sever 1).
 * In this example, server 2 takes the sleep GET argument and sleep the given number of seconds, then return something
 */
$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, 'http://localhost:7331/?sleep='. intval($_GET['sleep']));
curl_setopt($ch, CURLOPT_FRESH_CONNECT, true);

curl_exec($ch);
curl_close($ch);