CloudFormation template validation using a proxy

gistfile1.php

<?php
include 'aws.phar';

use Aws\CloudFormation\CloudFormationClient;

$client = CloudFormationClient::factory(array(
        'region' => 'ap-southeast-2',
        'key' => '__redacted__',
        'secret' => '__redacted __',
        'curl.options' => array(
                CURLOPT_PROXY => '__redacted__',
                CURLOPT_PROXYPORT => 8080,
                CURLOPT_PROXYUSERPWD => '__redacted:__redacted__',
                CURLOPT_SSL_VERIFYPEER => FALSE
        )
));

$result = $client->validateTemplate(array(
        'TemplateBody' => file_get_contents('dev.template'),
));

var_dump($result);