Clear Varnish and CloudFlare from CometCache plugin config.

clear_cache.php

<?php
$varnish_ip = VHP_VARNISH_IP; 

$purge_url = 'http://'.$varnish_ip.'/blog/.*';
$result = wp_remote_request($purge_url, array(
  'method' => 'PURGE',
  'headers' => array(
      'Host' => $_SERVER['HTTP_HOST'],
      'X-Purge-Method' => 'regex',
  )));
echo '<p>Also cleared Varnish cache.</p>';

$purge_url = 'https://api.cloudflare.com/client/v4/zones/' . CF_ZONE . '/purge_cache';
$result = wp_remote_request($purge_url, array(
  'method' => 'DELETE',
  'headers' => array(
  	'X-Auth-Email' => CF_EMAIL,
  	'X-Auth-Key' => CF_KEY,
  	'Content-Type' => 'application/json'
  ),
  'body' => "{'purge_everything': true}"
  ));
echo '<p>Also cleared CloudFlare cache.</p>';

?>