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implement lets-encrypt api-v02 (testing only currently; not activated in froxlor, test with 'php froxlor_master_cronjob.php --letsencrypt_v2 --debug' but set api endpoint to staging); no chain is returned currently, seems to be a known bug

Browse Source 
Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>
This commit is contained in:
Michael Kaufmann (d00p)
2018-01-09 14:40:36 +01:00
parent 3969ef63c5
commit 9aaadb1f8b
3 changed files with 898 additions and 68 deletions
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75
lib/classes/ssl/class.lescript.php
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@@ -30,7 +30,6 @@ class lescript
{
// https://letsencrypt.org/repository/
public $license;
private $logger;
@@ -111,19 +110,7 @@ class lescript
}
$accountUrl=$this->client->getLastLocation();
$this->log('Accepting lets encrypt Terms of Service');
$this->license = $this->client->getAgreementURL();
// Terms of Service are optional according to ACME specs; if no ToS are presented, no need to update registration
if (!empty($this->license)) {
$response = $this->postRegAgreement(parse_url($accountUrl, PHP_URL_PATH));
if ($this->client->getLastCode() != 202) {
throw new \RuntimeException("Terms of Service not accepted. Whole response: " . json_encode($response));
}
}
$leregistered=1;
$leregistered = 1;
$this->setLeRegisteredState($leregistered); // Account registered
$this->log('Lets encrypt Terms of Service accepted');
}
@@ -373,21 +360,16 @@ class lescript
private function postNewReg()
{
$this->log('Getting last terms of service URL');
$directory = $this->client->get('/directory');
if (!isset($directory['meta']) || !isset($directory['meta']['terms-of-service'])) {
throw new \RuntimeException("No terms of service link available!");
}
$this->log('Sending registration to letsencrypt server');
return $this->signedRequest('/acme/new-reg', array(
'resource' => 'new-reg',
'agreement' => $this->license
));
}
private function postRegAgreement($uri)
{
$this->log('Accepting agreement at URL: ' . $this->license);
return $this->signedRequest($uri, array(
'resource' => 'reg',
'agreement' => $this->license
'agreement' => $directory['meta']['terms-of-service']
));
}
@@ -592,49 +574,6 @@ class Client
preg_match_all('~Link: <(.+)>;rel="up"~', $this->lastHeader, $matches);
return $matches[1];
}
public function getAgreementURLFromLastResponse()
{
if (preg_match_all('~Link: <(.+)>;rel="terms-of-service"~', $this->lastHeader, $matches)) {
return $matches[1][0];
}
return "";
}
public function getAgreementURLFromDirectory()
{
// FIXME: Current license should be found in /directory but LE does not implement this yet
// $this->curl('GET', '/directory');
return "";
}
public function getAgreementURLFromTermsUrl()
{
$this->curl('GET', '/terms');
if (preg_match_all('~Location: (.+)~', $this->lastHeader, $matches)) {
return trim($matches[1][0]);
}
return "";
}
public function getAgreementURL()
{
// 1. check the header of the last response
$license=$this->getAgreementURLFromLastResponse();
if (!empty($license)) return $license;
// 2. query directory for license
$license=$this->getAgreementURLFromDirectory();
if (!empty($license)) return $license;
// 3. query /terms endpoint (not ACME standard but implemented by let's enrypt)
$license=$this->getAgreementURLFromTermsUrl();
if (!empty($license)) return $license;
// Fallback: use latest known license. This is only valid for let's encrypt and should be removed as soon as there is an official
// ACME-endpoint to get the current ToS
return "https://letsencrypt.org/documents/LE-SA-v1.1.1-August-1-2016.pdf";
// return "";
}
}
class Base64UrlSafeEncoder

599
lib/classes/ssl/class.lescript_v2.php Normal file
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@@ -0,0 +1,599 @@
<?php
// Copyright (c) 2015, Stanislav Humplik <sh@analogic.cz>
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the <organization> nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// This file is copied from https://github.com/analogic/lescript
// and modified to work without files and integrate in Froxlor
class lescript_v2
{
// https://letsencrypt.org/repository/
private $logger;
private $client;
private $accountKey;
private $customerid;
private $isFroxlorVhost;
private $isLeProduction;
private $version;
private $_req_uris = array();
private $_acc_location = null;
public function __construct($logger, $version = '2')
{
$this->logger = $logger;
$this->version = $version;
if (Settings::Get('system.letsencryptca') == 'production') {
$ca = 'https://acme-v02.api.letsencrypt.org';
} else {
$ca = 'https://acme-staging-v02.api.letsencrypt.org';
}
$this->client = new Client($ca);
$this->log("Using '$ca' to generate certificate");
// get request-uris from /directory
$response = $this->client->get('/directory');
$this->_req_uris['newAccount'] = $response['newAccount'];
$this->_req_uris['newOrder'] = $response['newOrder'];
$this->_req_uris['newNonce'] = $response['newNonce'];
$this->_req_uris['revokeCert'] = $response['revokeCert'];
}
public function initAccount($certrow, $isFroxlorVhost = false)
{
// Let's see if we have the private accountkey
$this->accountKey = $certrow['leprivatekey'];
$this->customerId = (! $isFroxlorVhost ? $certrow['customerid'] : null);
$this->isFroxlorVhost = $isFroxlorVhost;
$this->isLeProduction = (Settings::Get('system.letsencryptca') == 'production');
$leregistered = $certrow['leregistered'];
if (! $this->accountKey || $this->accountKey == 'unset' || ! $this->isLeProduction) {
// generate and save new private key for account
// ---------------------------------------------
$this->log('Creating new account key');
$keys = $this->generateKey();
// Only store the accountkey in production, in staging always generate a new key
if ($this->isLeProduction) {
if ($isFroxlorVhost) {
Settings::Set('system.lepublickey', $keys['public']);
Settings::Set('system.leprivatekey', $keys['private']);
Settings::Set('system.leregistered', 0); // key is not registered
} else {
$upd_stmt = Database::prepare("UPDATE `" . TABLE_PANEL_CUSTOMERS . "` SET `lepublickey` = :public, `leprivatekey` = :private, `leregistered` = :registered " . "WHERE `customerid` = :customerid;");
Database::pexecute($upd_stmt, array(
'public' => $keys['public'],
'private' => $keys['private'],
'registered' => 0,
'customerid' => $this->customerId
));
}
}
$leregistered = 0;
$this->accountKey = $keys['private'];
} else {
$this->log('Using existing account key');
}
if ($leregistered == 0) { // Account not registered
$this->log('Starting new account registration');
$response = $this->postNewReg();
if ($this->client->getLastCode() == 409) {
$this->log('The key was already registered. Using existing account.');
} else if ($this->client->getLastCode() == 201) {
$this->log('New account registered.');
} else {
throw new \RuntimeException("Account not initialized, probably due to rate limiting. Whole response: " . json_encode($response));
}
$this->_acc_location = $this->client->getLastLocation();
$leregistered = 1;
$this->setLeRegisteredState($leregistered);
}
}
/**
*
* @param array $domains
* @param string $domainkey
* @param string $csr
* optional, same behavior as $reuseCsr from the original class, but we're passing the content of the csr already
*
* @throws \RuntimeException
* @return string[]
*/
public function signDomains(array $domains, $domainkey = null, $csr = null)
{
if (! $this->accountKey) {
throw new \RuntimeException("Account not initialized");
}
$this->log('Starting certificate generation process for domains');
$privateAccountKey = openssl_pkey_get_private($this->accountKey);
$accountKeyDetails = openssl_pkey_get_details($privateAccountKey);
// start domains authentication
// ----------------------------
foreach ($domains as $domain) {
// 1. getting available authentication options
// -------------------------------------------
$this->log("Requesting challenge for $domain");
$response = $this->signedRequest($this->_req_uris['newOrder'], array(
"identifiers" => array(
array(
"type" => "dns",
"value" => $domain
)
)
), false);
if ($this->client->getLastCode() == 403) {
$this->log("Got status 403 - setting LE status to unregistered.");
$this->setLeRegisteredState(0);
throw new RuntimeException("Got 'unauthorized' response - we need to re-register at next run. Whole response: " . json_encode($response));
}
// if response is not an array but a string, it's most likely a server-error, e.g.
// <HTML><HEAD><TITLE>Error</TITLE></HEAD><BODY>An error occurred while processing your request.
// <p>Reference&#32;&#35;179&#46;d8be1402&#46;1458059103&#46;3613c4db</BODY></HTML>
if (! is_array($response)) {
throw new RuntimeException("Invalid response from LE for domain $domain. Whole response: " . json_encode($response));
}
if (! array_key_exists('authorizations', $response)) {
throw new RuntimeException("No authorizations received for $domain. Whole response: " . json_encode($response));
}
// get authorization
$auth_response = $this->client->get($response['authorizations'][0]);
if (! array_key_exists('challenges', $auth_response)) {
throw new RuntimeException("No challenges received for $domain. Whole response: " . json_encode($auth_response));
}
// choose http-01 challenge only
$challenge = array_reduce($auth_response['challenges'], function ($v, $w) {
return $v ? $v : ($w['type'] == 'http-01' ? $w : false);
});
if (! $challenge) {
throw new RuntimeException("HTTP Challenge for $domain is not available. Whole response: " . json_encode($response));
}
$this->log("Got challenge token for $domain");
$location = $challenge['url'];
$finalizeLink = $response['finalize'];
// 2. saving authentication token for web verification
// ---------------------------------------------------
$directory = Settings::Get('system.letsencryptchallengepath') . '/.well-known/acme-challenge';
$tokenPath = $directory . '/' . $challenge['token'];
if (! file_exists($directory) && ! @mkdir($directory, 0755, true)) {
throw new \RuntimeException("Couldn't create directory to expose challenge: ${tokenPath}");
}
$header = array(
// need to be in precise order!
"e" => Base64UrlSafeEncoder::encode($accountKeyDetails["rsa"]["e"]),
"kty" => "RSA",
"n" => Base64UrlSafeEncoder::encode($accountKeyDetails["rsa"]["n"])
);
$payload = $challenge['token'] . '.' . Base64UrlSafeEncoder::encode(hash('sha256', json_encode($header), true));
file_put_contents($tokenPath, $payload);
chmod($tokenPath, 0644);
// 3. verification process itself
// -------------------------------
$uri = "http://${domain}/.well-known/acme-challenge/${challenge['token']}";
$this->log("Token for $domain saved at $tokenPath and should be available at $uri");
// simple self check
if (Settings::Get('system.disable_le_selfcheck') == '0') {
$selfcheckContextOptions = array(
'http' => array(
'header' => "User-Agent: Froxlor/" . $this->version
)
);
$selfcheckContext = stream_context_create($selfcheckContextOptions);
if ($payload !== trim(@file_get_contents($uri, false, $selfcheckContext))) {
$errmsg = json_encode(error_get_last());
if ($errmsg != "null") {
$errmsg = "; PHP error: " . $errmsg;
} else {
$errmsg = "";
}
$this->logger->logAction(CRON_ACTION, LOG_WARNING, "[Lets Encrypt self-check] Please check $uri - token seems to be not available. This is just a simple self-check, it might be wrong but consider using this information when Let's Encrypt fails to issue a certificate" . $errmsg);
}
}
$this->log("Sending request to challenge");
// send request to challenge
$result = $this->signedRequest($challenge['url'], array(
"type" => "http-01",
"keyAuthorization" => $payload,
"token" => $challenge['token']
), false);
// waiting loop
// we wait for a maximum of 30 seconds to avoid endless loops
$count = 0;
do {
if (empty($result['status']) || $result['status'] == "invalid") {
@unlink($tokenPath);
throw new \RuntimeException("Verification ended with error: " . json_encode($result));
}
$ended = ! ($result['status'] === "pending" || $result['status'] === "processing");
if (! $ended) {
$this->log("Verification " . $result['status'] . ", sleeping 1s");
sleep(1);
$count ++;
}
$result = $this->client->get($location);
} while (! $ended && $count < 30);
$this->log("Verification ended with status: ${result['status']}");
@unlink($tokenPath);
}
// requesting certificate
// ----------------------
// generate private key for domain if not exist
if (empty($domainkey) || Settings::Get('system.letsencryptreuseold') == 0) {
$keys = $this->generateKey();
$domainkey = $keys['private'];
}
// load domain key
$privateDomainKey = openssl_pkey_get_private($domainkey);
if (empty($csr)) {
$csr = $this->generateCSR($privateDomainKey, $domains);
}
// request certificates creation
$result = $this->signedRequest($finalizeLink, array(
'csr' => $csr
), false);
if ($this->client->getLastCode() !== 200) {
throw new \RuntimeException("Invalid response code: " . $this->client->getLastCode() . ", " . json_encode($result));
}
if (! isset($result['certificate'])) {
throw new \RuntimeException("No certificate URL specified in result");
}
$certificates = array();
$certdata = $this->client->get($result['certificate']);
$this->log("Got certificate! YAY!");
$certificates[] = $certdata;
foreach ($this->client->getLastLinks() as $link) {
$this->log("Requesting chained cert at $link");
$result = $this->client->get($link);
$certificates[] = $result;
}
if (empty($certificates))
throw new \RuntimeException('No certificates generated');
$fullchain = implode("\n", $certificates);
$crt = array_shift($certificates);
$chain = implode("\n", $certificates);
$this->log("Done, returning new certificates and key");
return array(
'fullchain' => $fullchain,
'crt' => $crt,
'chain' => $chain,
'key' => $domainkey,
'csr' => $csr
);
}
private function setLeRegisteredState($state)
{
if ($this->isLeProduction) {
if ($this->isFroxlorVhost) {
Settings::Set('system.leregistered', $state);
} else {
$upd_stmt = Database::prepare("UPDATE `" . TABLE_PANEL_CUSTOMERS . "` SET `leregistered` = :registered " . "WHERE `customerid` = :customerid;");
Database::pexecute($upd_stmt, array(
'registered' => $state,
'customerid' => $this->customerId
));
}
}
}
private function parsePemFromBody($body)
{
$pem = chunk_split(base64_encode($body), 64, "\n");
return "-----BEGIN CERTIFICATE-----\n" . $pem . "-----END CERTIFICATE-----\n";
}
private function postNewReg()
{
$this->log('Getting last terms of service URL');
$directory = $this->client->get('/directory');
if (! isset($directory['meta']) || ! isset($directory['meta']['termsOfService'])) {
throw new \RuntimeException("No terms of service link available!");
}
$this->log('Sending registration to letsencrypt server');
return $this->signedRequest($this->_req_uris['newAccount'], array(
'termsOfServiceAgreed' => true
));
}
private function generateCSR($privateKey, array $domains)
{
$domain = reset($domains);
$san = implode(",", array_map(function ($dns) {
return "DNS:" . $dns;
}, $domains));
$tmpConf = tmpfile();
$tmpConfMeta = stream_get_meta_data($tmpConf);
$tmpConfPath = $tmpConfMeta["uri"];
// workaround to get SAN working
fwrite($tmpConf, 'HOME = .
RANDFILE = $ENV::HOME/.rnd
[ req ]
default_bits = ' . Settings::Get('system.letsencryptkeysize') . '
default_keyfile = privkey.pem
distinguished_name = req_distinguished_name
req_extensions = v3_req
[ req_distinguished_name ]
countryName = Country Name (2 letter code)
[ v3_req ]
basicConstraints = CA:FALSE
subjectAltName = ' . $san . '
keyUsage = nonRepudiation, digitalSignature, keyEncipherment');
$csr = openssl_csr_new(array(
"CN" => $domain,
"ST" => Settings::Get('system.letsencryptstate'),
"C" => Settings::Get('system.letsencryptcountrycode'),
"O" => "Unknown"
), $privateKey, array(
"config" => $tmpConfPath,
"digest_alg" => "sha256"
));
if (! $csr)
throw new \RuntimeException("CSR couldn't be generated! " . openssl_error_string());
openssl_csr_export($csr, $csr);
fclose($tmpConf);
preg_match('~REQUEST-----(.*)-----END~s', $csr, $matches);
return trim(Base64UrlSafeEncoder::encode(base64_decode($matches[1])));
}
private function generateKey()
{
$res = openssl_pkey_new(array(
"private_key_type" => OPENSSL_KEYTYPE_RSA,
"private_key_bits" => (int) Settings::Get('system.letsencryptkeysize')
));
if (! openssl_pkey_export($res, $privateKey)) {
throw new \RuntimeException("Key export failed!");
}
$details = openssl_pkey_get_details($res);
return array(
'private' => $privateKey,
'public' => $details['key']
);
}
private function signedRequest($uri, array $payload, $needs_jwk = true)
{
$privateKey = openssl_pkey_get_private($this->accountKey);
$details = openssl_pkey_get_details($privateKey);
$header = array(
"alg" => "RS256"
);
if ($needs_jwk) {
$header["jwk"] = array(
"kty" => "RSA",
"n" => Base64UrlSafeEncoder::encode($details["rsa"]["n"]),
"e" => Base64UrlSafeEncoder::encode($details["rsa"]["e"])
);
} else {
// need account-url
$header["kid"] = $this->_acc_location;
}
$protected = $header;
$protected["nonce"] = $this->client->getLastNonce();
$protected["url"] = $uri;
$payload64 = Base64UrlSafeEncoder::encode(json_encode($payload, JSON_UNESCAPED_SLASHES));
$protected64 = Base64UrlSafeEncoder::encode(json_encode($protected));
openssl_sign($protected64 . '.' . $payload64, $signed, $privateKey, "SHA256");
$signed64 = Base64UrlSafeEncoder::encode($signed);
$data = array(
'protected' => $protected64,
'payload' => $payload64,
'signature' => $signed64
);
$this->log("Sending signed request to $uri");
return $this->client->post($uri, json_encode($data));
}
protected function log($message)
{
$this->logger->logAction(CRON_ACTION, LOG_INFO, "letsencrypt-v2 " . $message);
}
}
class Client
{
private $lastCode;
public $lastHeader;
private $base;
public function __construct($base)
{
$this->base = $base;
}
private function curl($method, $url, $data = null)
{
$headers = array(
'Accept: application/json',
'Content-Type: application/json'
);
$handle = curl_init();
curl_setopt($handle, CURLOPT_URL, preg_match('~^http~', $url) ? $url : $this->base . $url);
curl_setopt($handle, CURLOPT_HTTPHEADER, $headers);
curl_setopt($handle, CURLOPT_RETURNTRANSFER, true);
curl_setopt($handle, CURLOPT_HEADER, true);
// DO NOT DO THAT!
// curl_setopt($handle, CURLOPT_SSL_VERIFYHOST, false);
// curl_setopt($handle, CURLOPT_SSL_VERIFYPEER, false);
switch ($method) {
case 'GET':
break;
case 'POST':
curl_setopt($handle, CURLOPT_POST, true);
curl_setopt($handle, CURLOPT_POSTFIELDS, $data);
break;
}
$response = curl_exec($handle);
if (curl_errno($handle)) {
throw new \RuntimeException('Curl: ' . curl_error($handle));
}
$header_size = curl_getinfo($handle, CURLINFO_HEADER_SIZE);
$header = substr($response, 0, $header_size);
$body = substr($response, $header_size);
$this->lastHeader = $header;
$this->lastCode = curl_getinfo($handle, CURLINFO_HTTP_CODE);
$data = json_decode($body, true);
return $data === null ? $body : $data;
}
public function post($url, $data)
{
return $this->curl('POST', $url, $data);
}
public function get($url)
{
return $this->curl('GET', $url);
}
public function getLastNonce()
{
if (preg_match('~Replay\-Nonce: (.+)~i', $this->lastHeader, $matches)) {
return trim($matches[1]);
}
$this->curl('GET', '/directory');
return $this->getLastNonce();
}
public function getLastLocation()
{
if (preg_match('~Location: (.+)~i', $this->lastHeader, $matches)) {
return trim($matches[1]);
}
return null;
}
public function getLastCode()
{
return $this->lastCode;
}
public function getLastLinks()
{
preg_match_all('~Link: <(.+)>;rel="up"~', $this->lastHeader, $matches);
return $matches[1];
}
}
class Base64UrlSafeEncoder
{
public static function encode($input)
{
return str_replace('=', '', strtr(base64_encode($input), '+/', '-_'));
}
public static function decode($input)
{
$remainder = strlen($input) % 4;
if ($remainder) {
$padlen = 4 - $remainder;
$input .= str_repeat('=', $padlen);
}
return base64_decode(strtr($input, '-_', '+/'));
}
}

292
scripts/jobs/cron_letsencrypt_v2.php Normal file
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@@ -0,0 +1,292 @@
<?php
if (! defined('MASTER_CRONJOB'))
die('You cannot access this file directly!');
/**
* This file is part of the Froxlor project.
* Copyright (c) 2016 the Froxlor Team (see authors).
*
* For the full copyright and license information, please view the COPYING
* file that was distributed with this source code. You can also view the
* COPYING file online at http://files.froxlor.org/misc/COPYING.txt
*
* @copyright (c) the authors
* @author Florian Aders <kontakt-froxlor@neteraser.de>
* @author Froxlor team <team@froxlor.org> (2016-)
* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
* @package Cron
*
* @since 0.9.35
*
*/
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Updating Let's Encrypt certificates");
if (! extension_loaded('curl')) {
$cronlog->logAction(CRON_ACTION, LOG_ERR, "Let's Encrypt requires the php cURL extension to be installed.");
exit();
}
$certificates_stmt = Database::query("
SELECT
domssl.`id`,
domssl.`domainid`,
domssl.expirationdate,
domssl.`ssl_cert_file`,
domssl.`ssl_key_file`,
domssl.`ssl_ca_file`,
domssl.`ssl_csr_file`,
dom.`domain`,
dom.`wwwserveralias`,
dom.`iswildcarddomain`,
dom.`documentroot`,
dom.`id` AS 'domainid',
dom.`ssl_redirect`,
cust.`leprivatekey`,
cust.`lepublickey`,
cust.`leregistered`,
cust.`customerid`,
cust.`loginname`
FROM
`" . TABLE_PANEL_CUSTOMERS . "` AS cust,
`" . TABLE_PANEL_DOMAINS . "` AS dom
LEFT JOIN
`" . TABLE_PANEL_DOMAIN_SSL_SETTINGS . "` AS domssl ON
dom.`id` = domssl.`domainid`
WHERE
dom.`customerid` = cust.`customerid`
AND dom.`letsencrypt` = 1
AND dom.`aliasdomain` IS NULL
AND (
domssl.`expirationdate` < DATE_ADD(NOW(), INTERVAL 30 DAY)
OR domssl.`expirationdate` IS NULL
)
");
$aliasdomains_stmt = Database::prepare("
SELECT
dom.`id` as domainid,
dom.`domain`,
dom.`wwwserveralias`,
dom.`iswildcarddomain`
FROM `" . TABLE_PANEL_DOMAINS . "` AS dom
WHERE
dom.`aliasdomain` = :id
AND dom.`letsencrypt` = 1
");
$updcert_stmt = Database::prepare("
REPLACE INTO
`" . TABLE_PANEL_DOMAIN_SSL_SETTINGS . "`
SET
`id` = :id,
`domainid` = :domainid,
`ssl_cert_file` = :crt,
`ssl_key_file` = :key,
`ssl_ca_file` = :ca,
`ssl_cert_chainfile` = :chain,
`ssl_csr_file` = :csr,
`expirationdate` = :expirationdate
");
$upddom_stmt = Database::prepare("UPDATE `" . TABLE_PANEL_DOMAINS . "` SET `ssl_redirect` = '1' WHERE `id` = :domainid");
// flag for re-generation of vhost files
$changedetected = 0;
// first - generate LE for system-vhost if enabled
if (Settings::Get('system.le_froxlor_enabled') == '1') {
$certrow = array(
'loginname' => 'froxlor.panel',
'domain' => Settings::Get('system.hostname'),
'domainid' => 0,
'documentroot' => FROXLOR_INSTALL_DIR,
'leprivatekey' => Settings::Get('system.leprivatekey'),
'lepublickey' => Settings::Get('system.lepublickey'),
'leregistered' => Settings::Get('system.leregistered'),
'ssl_redirect' => Settings::Get('system.le_froxlor_redirect'),
'expirationdate' => null,
'ssl_cert_file' => null,
'ssl_key_file' => null,
'ssl_ca_file' => null,
'ssl_csr_file' => null,
'id' => null
);
$froxlor_ssl_settings_stmt = Database::prepare("
SELECT * FROM `" . TABLE_PANEL_DOMAIN_SSL_SETTINGS . "`
WHERE `domainid` = '0' AND
(`expirationdate` < DATE_ADD(NOW(), INTERVAL 30 DAY) OR `expirationdate` IS NULL)
");
$froxlor_ssl = Database::pexecute_first($froxlor_ssl_settings_stmt);
$insert_or_update_required = true;
if ($froxlor_ssl) {
$certrow['id'] = $froxlor_ssl['id'];
$certrow['expirationdate'] = $froxlor_ssl['expirationdate'];
$certrow['ssl_cert_file'] = $froxlor_ssl['ssl_cert_file'];
$certrow['ssl_key_file'] = $froxlor_ssl['ssl_key_file'];
$certrow['ssl_ca_file'] = $froxlor_ssl['ssl_ca_file'];
$certrow['ssl_csr_file'] = $froxlor_ssl['ssl_csr_file'];
} else {
// check whether we have an entry with valid certificates which just does not need
// updating yet, so we need to skip this here
$froxlor_ssl_settings_stmt = Database::prepare("
SELECT * FROM `" . TABLE_PANEL_DOMAIN_SSL_SETTINGS . "` WHERE `domainid` = '0'
");
$froxlor_ssl = Database::pexecute_first($froxlor_ssl_settings_stmt);
if ($froxlor_ssl && ! empty($froxlor_ssl['ssl_cert_file'])) {
$insert_or_update_required = false;
}
}
if ($insert_or_update_required) {
$domains = array(
$certrow['domain']
);
// Only renew let's encrypt certificate if no broken ssl_redirect is enabled
// - this temp. deactivation of the ssl-redirect is handled by the webserver-cronjob
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Updating " . $certrow['domain']);
$cronlog = FroxlorLogger::getInstanceOf(array(
'loginname' => $certrow['loginname']
));
try {
// Initialize Lescript with documentroot
$le = new lescript_v2($cronlog, $version);
// Initialize Lescript
$le->initAccount($certrow, true);
// Request the new certificate (old key may be used)
$return = $le->signDomains($domains, $certrow['ssl_key_file']);
// We are interessted in the expirationdate
$newcert = openssl_x509_parse($return['crt']);
// Store the new data
Database::pexecute($updcert_stmt, array(
'id' => $certrow['id'],
'domainid' => $certrow['domainid'],
'crt' => $return['crt'],
'key' => $return['key'],
'ca' => $return['chain'],
'chain' => $return['chain'],
'csr' => $return['csr'],
'expirationdate' => date('Y-m-d H:i:s', $newcert['validTo_time_t'])
));
if ($certrow['ssl_redirect'] == 3) {
Settings::Set('system.le_froxlor_redirect', '1');
}
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Updated Let's Encrypt certificate for " . $certrow['domain']);
$changedetected = 1;
} catch (Exception $e) {
$cronlog->logAction(CRON_ACTION, LOG_ERR, "Could not get Let's Encrypt certificate for " . $certrow['domain'] . ": " . $e->getMessage());
}
}
}
// customer domains
$certrows = $certificates_stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($certrows as $certrow) {
// set logger to corresponding loginname for the log to appear in the users system-log
$cronlog = FroxlorLogger::getInstanceOf(array(
'loginname' => $certrow['loginname']
));
// Only renew let's encrypt certificate if no broken ssl_redirect is enabled
if ($certrow['ssl_redirect'] != 2) {
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Updating " . $certrow['domain']);
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: " . $certrow['domain']);
$domains = array(
$certrow['domain']
);
if ($certrow['iswildcarddomain'] == 1) {
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: *." . $certrow['domain']);
$domains[] = '*.' . $certrow['domain'];
}
elseif ($certrow['wwwserveralias'] == 1) {
// add www.<domain> to SAN list
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: www." . $certrow['domain']);
$domains[] = 'www.' . $certrow['domain'];
}
// add alias domains (and possibly www.<aliasdomain>) to SAN list
Database::pexecute($aliasdomains_stmt, array(
'id' => $certrow['domainid']
));
$aliasdomains = $aliasdomains_stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($aliasdomains as $aliasdomain) {
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: " . $aliasdomain['domain']);
$domains[] = $aliasdomain['domain'];
if ($aliasdomain['iswildcarddomain'] == 1) {
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: *." . $aliasdomain['domain']);
$domains[] = '*.' . $aliasdomain['domain'];
}
elseif ($aliasdomain['wwwserveralias'] == 1) {
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Adding SAN entry: www." . $aliasdomain['domain']);
$domains[] = 'www.' . $aliasdomain['domain'];
}
}
try {
// Initialize Lescript with documentroot
$le = new lescript_v2($cronlog, $version);
// Initialize Lescript
$le->initAccount($certrow);
// Request the new certificate (old key may be used)
$return = $le->signDomains($domains, $certrow['ssl_key_file']);
// We are interessted in the expirationdate
$newcert = openssl_x509_parse($return['crt']);
// Store the new data
Database::pexecute($updcert_stmt, array(
'id' => $certrow['id'],
'domainid' => $certrow['domainid'],
'crt' => $return['crt'],
'key' => $return['key'],
'ca' => $return['chain'],
'chain' => $return['chain'],
'csr' => $return['csr'],
'expirationdate' => date('Y-m-d H:i:s', $newcert['validTo_time_t'])
));
if ($certrow['ssl_redirect'] == 3) {
Database::pexecute($upddom_stmt, array(
'domainid' => $certrow['domainid']
));
}
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Updated Let's Encrypt certificate for " . $certrow['domain']);
$changedetected = 1;
} catch (Exception $e) {
$cronlog->logAction(CRON_ACTION, LOG_ERR, "Could not get Let's Encrypt certificate for " . $certrow['domain'] . ": " . $e->getMessage());
}
} else {
$cronlog->logAction(CRON_ACTION, LOG_WARNING, "Skipping Let's Encrypt generation for " . $certrow['domain'] . " due to an enabled ssl_redirect");
}
}
// If we have a change in a certificate, we need to update the webserver - configs
// This is easiest done by just creating a new task ;)
if ($changedetected) {
inserttask(1);
}
// reset logger
$cronlog = FroxlorLogger::getInstanceOf(array(
'loginname' => 'cronjob'
));
$cronlog->logAction(CRON_ACTION, LOG_INFO, "Let's Encrypt certificates have been updated");