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first draft library letsencrypt

pull/63/head
Nicolas Roman 1 year ago
parent
commit
4a14333d41
1 changed files with 56 additions and 0 deletions
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      lib/letsencrypt.php

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lib/letsencrypt.php View File

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<?php
namespace lib;
/**
* LetsEncrypt
*/
class LetsEncrypt
{
const HTTP_OK = 200;
const HTTP_CHALLENGE_URL = '/.well-known/acme-challenge/';
/**
* perform a cURL call on the remote resource
* the cURL call follows redirections and pushes the last valid URL to an array
* @param Array $domains list of domains
* @return Array $checked_domains list of checked domains
*/
public function checkRemoteResourceAvailability($domains)
{
$curl_multi = curl_multi_init();
$curl_handles = array();
$checked_domains = array();
foreach ($domains as $key => $domain) {
$curl_handles[$key] = curl_init($domain . self::HTTP_CHALLENGE_URL);
// setting cURL options
curl_setopt($curl_handles[$key], CURLOPT_TIMEOUT, 3);
curl_setopt($curl_handles[$key], CURLOPT_HEADER, true);
curl_setopt($curl_handles[$key], CURLOPT_NOBODY, true);
curl_setopt($curl_handles[$key], CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl_handles[$key], CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl_handles[$key], CURLOPT_MAXREDIRS, 3);
curl_setopt($curl_handles[$key], CURLOPT_REDIR_PROTOCOLS, CURLPROTO_HTTP, CURLPROTO_HTTPS);
curl_setopt($curl_handles[$key], CURLOPT_RETURNTRANSFER, true);
curl_multi_add_handle($curl_multi, $curl_handles[$key]);
}
do {
curl_multi_exec($curl_multi, $active);
} while ($active);
foreach ($curl_handles as $curl_handle) {
$returned_http_code = curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
$returned_http_url = curl_getinfo($curl_handle, CURLINFO_EFFECTIVE_URL);
if ($returned_http_code === self::HTTP_OK && strpos($returned_http_url, self::HTTP_CHALLENGE_URL)) {
array_push($checked_domains, $returned_http_url);
}
curl_multi_remove_handle($curl_multi, $curl_handle);
}
curl_multi_close($curl_multi);
return $checked_domains;
}
}

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