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Code Issues Releases Activity

Merge pull request #427 from mkuron/clientconfig2

Browse Source 
Client configuration guides
This commit is contained in:
André Peters
2017-07-10 08:03:28 +02:00
committed by GitHub
parent b1dddd08e6 8946d69274
commit c5acdd70fb
9 changed files with 455 additions and 56 deletions
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24
data/web/inc/functions.inc.php
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@ -62,17 +62,17 @@ function hasMailboxObjectAccess($username, $role, $object) {
}
return false;
}
function pem_to_der($pem_key) {
// Need to remove BEGIN/END PUBLIC KEY
$lines = explode("\n", trim($pem_key));
unset($lines[count($lines)-1]);
unset($lines[0]);
return base64_decode(implode('', $lines));
}
function generate_tlsa_digest($hostname, $port, $starttls = null) {
if (!is_valid_domain_name($hostname)) {
return "Not a valid hostname";
}
function pem_to_der($pem_key) {
// Need to remove BEGIN/END PUBLIC KEY
$lines = explode("\n", trim($pem_key));
unset($lines[count($lines)-1]);
unset($lines[0]);
return base64_decode(implode('', $lines));
}
if (empty($starttls)) {
$context = stream_context_create(array("ssl" => array("capture_peer_cert" => true, 'verify_peer' => false, 'allow_self_signed' => true)));
@ -88,20 +88,24 @@ function generate_tlsa_digest($hostname, $port, $starttls = null) {
return $error_nr . ': ' . $error_msg;
}
$banner = fread($stream, 512 );
if (preg_match("/^220/i", $banner)) {
if (preg_match("/^220/i", $banner)) { // SMTP
fwrite($stream,"HELO tlsa.generator.local\r\n");
fread($stream, 512);
fwrite($stream,"STARTTLS\r\n");
fread($stream, 512);
}
elseif (preg_match("/imap.+starttls/i", $banner)) {
elseif (preg_match("/imap.+starttls/i", $banner)) { // IMAP
fwrite($stream,"A1 STARTTLS\r\n");
fread($stream, 512);
}
elseif (preg_match("/^\+OK/", $banner)) {
elseif (preg_match("/^\+OK/", $banner)) { // POP3
fwrite($stream,"STLS\r\n");
fread($stream, 512);
}
elseif (preg_match("/^OK/m", $banner)) { // Sieve
fwrite($stream,"STARTTLS\r\n");
fread($stream, 512);
}
else {
return 'Unknown banner: "' . htmlspecialchars(trim($banner)) . '"';
}