mailcow/data/web/inc/dkim.inc.php

142 lines
4.7 KiB
PHP

<?php
function dkim_add_key($postarray) {
global $lang;
global $pdo;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
// if (!hasDomainAccess($_SESSION['mailcow_cc_username'], $_SESSION['mailcow_cc_role'], $domain)) {
// $_SESSION['return'] = array(
// 'type' => 'danger',
// 'msg' => sprintf($lang['danger']['access_denied'])
// );
// return false;
// }
$key_length = intval($postarray['key_size']);
$domain = $postarray['domain'];
if (!is_valid_domain_name($domain) || !is_numeric($key_length)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_domain_or_sel_invalid'])
);
return false;
}
if (!empty(glob($GLOBALS['MC_DKIM_TXTS'] . '/' . $domain . '.dkim'))) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_domain_or_sel_invalid'])
);
return false;
}
$config = array(
"digest_alg" => "sha256",
"private_key_bits" => $key_length,
"private_key_type" => OPENSSL_KEYTYPE_RSA,
);
if ($keypair_ressource = openssl_pkey_new($config)) {
$key_details = openssl_pkey_get_details($keypair_ressource);
$pubKey = implode(array_slice(
array_filter(
explode(PHP_EOL, $key_details['key'])
), 1, -1)
);
// Save public key to file
file_put_contents($GLOBALS['MC_DKIM_TXTS'] . '/' . $domain . '.dkim', $pubKey);
// Save private key to file
openssl_pkey_export_to_file($keypair_ressource, $GLOBALS['MC_DKIM_KEYS'] . '/' . $domain . '.dkim');
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['dkim_added'])
);
return true;
}
else {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_domain_or_sel_invalid'])
);
return false;
}
}
function dkim_get_key_details($domain) {
$data = array();
if (hasDomainAccess($_SESSION['mailcow_cc_username'], $_SESSION['mailcow_cc_role'], $domain)) {
$dkim_pubkey_file = escapeshellarg($GLOBALS["MC_DKIM_TXTS"]. "/" . $domain . "." . "dkim");
if (file_exists(substr($dkim_pubkey_file, 1, -1))) {
$data['pubkey'] = file_get_contents($GLOBALS["MC_DKIM_TXTS"]. "/" . $domain . "." . "dkim");
$data['length'] = (strlen($data['pubkey']) < 391) ? 1024 : 2048;
$data['dkim_txt'] = 'v=DKIM1;k=rsa;t=s;s=email;p=' . file_get_contents($GLOBALS["MC_DKIM_TXTS"]. "/" . $domain . "." . "dkim");
}
}
return $data;
}
function dkim_get_blind_keys() {
global $lang;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$domains = array();
$dnstxt_folder = scandir($GLOBALS["MC_DKIM_TXTS"]);
$dnstxt_files = array_diff($dnstxt_folder, array('.', '..'));
foreach($dnstxt_files as $file) {
$domains[] = substr($file, 0, -5);
}
return array_diff($domains, array_merge(mailbox_get_domains(), mailbox_get_alias_domains()));
}
function dkim_delete_key($postarray) {
global $lang;
$domain = $postarray['domain'];
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
// if (!hasDomainAccess($_SESSION['mailcow_cc_username'], $_SESSION['mailcow_cc_role'], $domain)) {
// $_SESSION['return'] = array(
// 'type' => 'danger',
// 'msg' => sprintf($lang['danger']['access_denied'])
// );
// return false;
// }
if (!is_valid_domain_name($domain)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_domain_or_sel_invalid'])
);
return false;
}
exec('rm ' . escapeshellarg($GLOBALS['MC_DKIM_TXTS'] . '/' . $domain . '.dkim'), $out, $return);
if ($return != "0") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_remove_failed'])
);
return false;
}
exec('rm ' . escapeshellarg($GLOBALS['MC_DKIM_KEYS'] . '/' . $domain . '.dkim'), $out, $return);
if ($return != "0") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['dkim_remove_failed'])
);
return false;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['dkim_removed'])
);
return true;
}