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functions.inc.php
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functions.inc.php
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<?php
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\SMTP;
use PHPMailer\PHPMailer\Exception;
function is_valid_regex($exp) {
return @preg_match($exp, '') !== false;
}
function isset_has_content($var) {
if (isset($var) && $var != "") {
return true;
}
else {
return false;
}
}
// Validates ips and cidrs
function valid_network($network) {
if (filter_var($network, FILTER_VALIDATE_IP)) {
return true;
}
$parts = explode('/', $network);
if (count($parts) != 2) {
return false;
}
$ip = $parts[0];
$netmask = $parts[1];
if (!preg_match("/^\d+$/", $netmask)){
return false;
}
$netmask = intval($parts[1]);
if ($netmask < 0) {
return false;
}
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
return $netmask <= 32;
}
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
return $netmask <= 128;
}
return false;
}
function valid_hostname($hostname) {
return filter_var($hostname, FILTER_VALIDATE_DOMAIN, FILTER_FLAG_HOSTNAME);
}
// Thanks to https://stackoverflow.com/a/49373789
// Validates exact ip matches and ip-in-cidr, ipv4 and ipv6
function ip_acl($ip, $networks) {
foreach($networks as $network) {
if (filter_var($network, FILTER_VALIDATE_IP)) {
if ($ip == $network) {
return true;
}
else {
continue;
}
}
$ipb = inet_pton($ip);
$iplen = strlen($ipb);
if (strlen($ipb) < 4) {
continue;
}
$ar = explode('/', $network);
$ip1 = $ar[0];
$ip1b = inet_pton($ip1);
$ip1len = strlen($ip1b);
if ($ip1len != $iplen) {
continue;
}
if (count($ar)>1) {
$bits=(int)($ar[1]);
}
else {
$bits = $iplen * 8;
}
for ($c=0; $bits>0; $c++) {
$bytemask = ($bits < 8) ? 0xff ^ ((1 << (8-$bits))-1) : 0xff;
if (((ord($ipb[$c]) ^ ord($ip1b[$c])) & $bytemask) != 0) {
continue 2;
}
$bits-=8;
}
return true;
}
return false;
}
function hash_password($password) {
$salt_str = bin2hex(openssl_random_pseudo_bytes(8));
return "{SSHA256}".base64_encode(hash('sha256', $password . $salt_str, true) . $salt_str);
}
function last_login($user) {
global $pdo;
$stmt = $pdo->prepare('SELECT `remote`, `time` FROM `logs`
WHERE JSON_EXTRACT(`call`, "$[0]") = "check_login"
AND JSON_EXTRACT(`call`, "$[1]") = :user
AND `type` = "success" ORDER BY `time` DESC LIMIT 1');
$stmt->execute(array(':user' => $user));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (!empty($row)) {
return $row;
}
else {
return false;
}
}
function flush_memcached() {
try {
$m = new Memcached();
$m->addServer('memcached', 11211);
$m->flush();
}
catch ( Exception $e ) {
// Dunno
}
}
function sys_mail($_data) {
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__),
'msg' => 'access_denied'
);
return false;
}
$excludes = $_data['mass_exclude'];
$includes = $_data['mass_include'];
$mailboxes = array();
$mass_from = $_data['mass_from'];
$mass_text = $_data['mass_text'];
$mass_subject = $_data['mass_subject'];
if (!filter_var($mass_from, FILTER_VALIDATE_EMAIL)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__),
'msg' => 'from_invalid'
);
return false;
}
if (empty($mass_subject)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__),
'msg' => 'subject_empty'
);
return false;
}
if (empty($mass_text)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__),
'msg' => 'text_empty'
);
return false;
}
$domains = array_merge(mailbox('get', 'domains'), mailbox('get', 'alias_domains'));
foreach ($domains as $domain) {
foreach (mailbox('get', 'mailboxes', $domain) as $mailbox) {
$mailboxes[] = $mailbox;
}
}
if (!empty($includes)) {
$rcpts = array_intersect($mailboxes, $includes);
}
elseif (!empty($excludes)) {
$rcpts = array_diff($mailboxes, $excludes);
}
else {
$rcpts = $mailboxes;
}
if (!empty($rcpts)) {
ini_set('max_execution_time', 0);
ini_set('max_input_time', 0);
$mail = new PHPMailer;
$mail->Timeout = 10;
$mail->SMTPOptions = array(
'ssl' => array(
'verify_peer' => false,
'verify_peer_name' => false,
'allow_self_signed' => true
)
);
$mail->isSMTP();
$mail->Host = 'dovecot-mailcow';
$mail->SMTPAuth = false;
$mail->Port = 24;
$mail->setFrom($mass_from);
$mail->Subject = $mass_subject;
$mail->CharSet ="UTF-8";
$mail->Body = $mass_text;
$mail->XMailer = 'MooMassMail';
foreach ($rcpts as $rcpt) {
$mail->AddAddress($rcpt);
if (!$mail->send()) {
$_SESSION['return'][] = array(
'type' => 'warning',
'log' => array(__FUNCTION__),
'msg' => 'Mailer error (RCPT "' . htmlspecialchars($rcpt) . '"): ' . str_replace('https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting', '', $mail->ErrorInfo)
);
}
$mail->ClearAllRecipients();
}
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__),
'msg' => 'Mass mail job completed, sent ' . count($rcpts) . ' mails'
);
}
function logger($_data = false) {
/*
logger() will be called as last function
To manually log a message, logger needs to be called like below.
logger(array(
'return' => array(
array(
'type' => 'danger',
'log' => array(__FUNCTION__),
'msg' => $err
)
)
));
These messages will not be printed as alert box.
To do so, push them to $_SESSION['return'] and do not call logger as they will be included automatically:
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => $err
);
*/
global $pdo;
if (!$_data) {
$_data = $_SESSION;
}
if (!empty($_data['return'])) {
$task = substr(strtoupper(md5(uniqid(rand(), true))), 0, 6);
foreach ($_data['return'] as $return) {
$type = $return['type'];
$msg = json_encode($return['msg'], JSON_UNESCAPED_UNICODE);
$call = json_encode($return['log'], JSON_UNESCAPED_UNICODE);
if (!empty($_SESSION["dual-login"]["username"])) {
$user = $_SESSION["dual-login"]["username"] . ' => ' . $_SESSION['mailcow_cc_username'];
$role = $_SESSION["dual-login"]["role"] . ' => ' . $_SESSION['mailcow_cc_role'];
}
elseif (!empty($_SESSION['mailcow_cc_username'])) {
$user = $_SESSION['mailcow_cc_username'];
$role = $_SESSION['mailcow_cc_role'];
}
else {
$user = 'unauthenticated';
$role = 'unauthenticated';
}
// We cannot log when logs is missing...
try {
$stmt = $pdo->prepare("INSERT INTO `logs` (`type`, `task`, `msg`, `call`, `user`, `role`, `remote`, `time`) VALUES
(:type, :task, :msg, :call, :user, :role, :remote, UNIX_TIMESTAMP())");
$stmt->execute(array(
':type' => $type,
':task' => $task,
':call' => $call,
':msg' => $msg,
':user' => $user,
':role' => $role,
':remote' => get_remote_ip()
));
}
catch (Exception $e) {
// Do nothing
}
}
}
else {
return true;
}
}
function hasDomainAccess($username, $role, $domain) {
global $pdo;
if (!filter_var($username, FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $username))) {
return false;
}
if (empty($domain) || !is_valid_domain_name($domain)) {
return false;
}
if ($role != 'admin' && $role != 'domainadmin') {
return false;
}
if ($role == 'admin') {
$stmt = $pdo->prepare("SELECT `domain` FROM `domain`
WHERE `domain` = :domain");
$stmt->execute(array(':domain' => $domain));
$num_results = count($stmt->fetchAll(PDO::FETCH_ASSOC));
$stmt = $pdo->prepare("SELECT `alias_domain` FROM `alias_domain`
WHERE `alias_domain` = :domain");
$stmt->execute(array(':domain' => $domain));
$num_results = $num_results + count($stmt->fetchAll(PDO::FETCH_ASSOC));
if ($num_results != 0) {
return true;
}
}
elseif ($role == 'domainadmin') {
$stmt = $pdo->prepare("SELECT `domain` FROM `domain_admins`
WHERE (
`active`='1'
AND `username` = :username
AND (`domain` = :domain1 OR `domain` = (SELECT `target_domain` FROM `alias_domain` WHERE `alias_domain` = :domain2))
)");
$stmt->execute(array(':username' => $username, ':domain1' => $domain, ':domain2' => $domain));
$num_results = count($stmt->fetchAll(PDO::FETCH_ASSOC));
if (!empty($num_results)) {
return true;
}
}
return false;
}
function hasMailboxObjectAccess($username, $role, $object) {
global $pdo;
if (!filter_var(html_entity_decode(rawurldecode($username)), FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $username))) {
return false;
}
if ($role != 'admin' && $role != 'domainadmin' && $role != 'user') {
return false;
}
if ($username == $object) {
return true;
}
$stmt = $pdo->prepare("SELECT `domain` FROM `mailbox` WHERE `username` = :object");
$stmt->execute(array(':object' => $object));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (isset($row['domain']) && hasDomainAccess($username, $role, $row['domain'])) {
return true;
}
return false;
}
function hasAliasObjectAccess($username, $role, $object) {
global $pdo;
if (!filter_var(html_entity_decode(rawurldecode($username)), FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $username))) {
return false;
}
if ($role != 'admin' && $role != 'domainadmin' && $role != 'user') {
return false;
}
if ($username == $object) {
return true;
}
$stmt = $pdo->prepare("SELECT `domain` FROM `alias` WHERE `address` = :object");
$stmt->execute(array(':object' => $object));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (isset($row['domain']) && hasDomainAccess($username, $role, $row['domain'])) {
return true;
}
return false;
}
function pem_to_der($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('', $lines));
}
function expand_ipv6($ip) {
$hex = unpack("H*hex", inet_pton($ip));
$ip = substr(preg_replace("/([A-f0-9]{4})/", "$1:", $hex['hex']), 0, -1);
return $ip;
}
function generate_tlsa_digest($hostname, $port, $starttls = null) {
if (!is_valid_domain_name($hostname)) {
return "Not a valid hostname";
}
if (empty($starttls)) {
$context = stream_context_create(array("ssl" => array("capture_peer_cert" => true, 'verify_peer' => false, 'verify_peer_name' => false, 'allow_self_signed' => true)));
$stream = stream_socket_client('ssl://' . $hostname . ':' . $port, $error_nr, $error_msg, 5, STREAM_CLIENT_CONNECT, $context);
if (!$stream) {
$error_msg = isset($error_msg) ? $error_msg : '-';
return $error_nr . ': ' . $error_msg;
}
}
else {
$stream = stream_socket_client('tcp://' . $hostname . ':' . $port, $error_nr, $error_msg, 5);
if (!$stream) {
return $error_nr . ': ' . $error_msg;
}
$banner = fread($stream, 512 );
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", $banner)) { // IMAP
fwrite($stream,"A1 STARTTLS\r\n");
fread($stream, 512);
}
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)) . '"';
}
// Upgrade connection
stream_set_blocking($stream, true);
stream_context_set_option($stream, 'ssl', 'capture_peer_cert', true);
stream_context_set_option($stream, 'ssl', 'verify_peer', false);
stream_context_set_option($stream, 'ssl', 'verify_peer_name', false);
stream_context_set_option($stream, 'ssl', 'allow_self_signed', true);
stream_socket_enable_crypto($stream, true, STREAM_CRYPTO_METHOD_ANY_CLIENT);
stream_set_blocking($stream, false);
}
$params = stream_context_get_params($stream);
if (!empty($params['options']['ssl']['peer_certificate'])) {
$key_resource = openssl_pkey_get_public($params['options']['ssl']['peer_certificate']);
// We cannot get ['rsa']['n'], the binary data would contain BEGIN/END PUBLIC KEY
$key_data = openssl_pkey_get_details($key_resource)['key'];
return '3 1 1 ' . openssl_digest(pem_to_der($key_data), 'sha256');
}
else {
return 'Error: Cannot read peer certificate';
}
}
function alertbox_log_parser($_data){
global $lang;
if (isset($_data['return'])) {
foreach ($_data['return'] as $return) {
// Get type
$type = $return['type'];
// If a lang[type][msg] string exists, use it as message
if (is_string($lang[$return['type']][$return['msg']])) {
$msg = $lang[$return['type']][$return['msg']];
}
// If msg is an array, use first element as language string and run printf on it with remaining array elements
elseif (is_array($return['msg'])) {
$msg = array_shift($return['msg']);
$msg = vsprintf(
$lang[$return['type']][$msg],
$return['msg']
);
}
// If none applies, use msg as returned message
else {
$msg = $return['msg'];
}
$log_array[] = array('msg' => $msg, 'type' => json_encode($type));
}
if (!empty($log_array)) {
return $log_array;
}
}
return false;
}
function verify_hash($hash, $password) {
if (preg_match('/^{SSHA256}/i', $hash)) {
// Remove tag if any
$hash = preg_replace('/^{SSHA256}/i', '', $hash);
// Decode hash
$dhash = base64_decode($hash);
// Get first 32 bytes of binary which equals a SHA256 hash
$ohash = substr($dhash, 0, 32);
// Remove SHA256 hash from decoded hash to get original salt string
$osalt = str_replace($ohash, '', $dhash);
// Check single salted SHA256 hash against extracted hash
if (hash_equals(hash('sha256', $password . $osalt, true), $ohash)) {
return true;
}
}
elseif (preg_match('/^{PLAIN-MD5}/i', $hash)) {
$hash = preg_replace('/^{PLAIN-MD5}/i', '', $hash);
if (md5($password) == $hash) {
return true;
}
}
elseif (preg_match('/^{SHA512-CRYPT}/i', $hash)) {
// Remove tag if any
$hash = preg_replace('/^{SHA512-CRYPT}/i', '', $hash);
// Decode hash
preg_match('/\\$6\\$(.*)\\$(.*)/i', $hash, $hash_array);
$osalt = $hash_array[1];
$ohash = $hash_array[2];
if (hash_equals(crypt($password, '$6$' . $osalt . '$'), $hash)) {
return true;
}
}
elseif (preg_match('/^{SSHA512}/i', $hash)) {
$hash = preg_replace('/^{SSHA512}/i', '', $hash);
// Decode hash
$dhash = base64_decode($hash);
// Get first 64 bytes of binary which equals a SHA512 hash
$ohash = substr($dhash, 0, 64);
// Remove SHA512 hash from decoded hash to get original salt string
$osalt = str_replace($ohash, '', $dhash);
// Check single salted SHA512 hash against extracted hash
if (hash_equals(hash('sha512', $password . $osalt, true), $ohash)) {
return true;
}
}
elseif (preg_match('/^{MD5-CRYPT}/i', $hash)) {
$hash = preg_replace('/^{MD5-CRYPT}/i', '', $hash);
if (password_verify($password, $hash)) {
return true;
}
}
return false;
}
function check_login($user, $pass) {
global $pdo;
global $redis;
global $imap_server;
if (!filter_var($user, FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $user))) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => 'malformed_username'
);
return false;
}
$user = strtolower(trim($user));
$stmt = $pdo->prepare("SELECT `password` FROM `admin`
WHERE `superadmin` = '1'
AND `active` = '1'
AND `username` = :user");
$stmt->execute(array(':user' => $user));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($rows as $row) {
if (verify_hash($row['password'], $pass)) {
if (get_tfa($user)['name'] != "none") {
$_SESSION['pending_mailcow_cc_username'] = $user;
$_SESSION['pending_mailcow_cc_role'] = "admin";
$_SESSION['pending_tfa_method'] = get_tfa($user)['name'];
unset($_SESSION['ldelay']);
$_SESSION['return'][] = array(
'type' => 'info',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => 'awaiting_tfa_confirmation'
);
return "pending";
}
else {
unset($_SESSION['ldelay']);
// Reactivate TFA if it was set to "deactivate TFA for next login"
$stmt = $pdo->prepare("UPDATE `tfa` SET `active`='1' WHERE `username` = :user");
$stmt->execute(array(':user' => $user));
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => array('logged_in_as', $user)
);
return "admin";
}
}
}
$stmt = $pdo->prepare("SELECT `password` FROM `admin`
WHERE `superadmin` = '0'
AND `active`='1'
AND `username` = :user");
$stmt->execute(array(':user' => $user));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($rows as $row) {
if (verify_hash($row['password'], $pass) !== false) {
if (get_tfa($user)['name'] != "none") {
$_SESSION['pending_mailcow_cc_username'] = $user;
$_SESSION['pending_mailcow_cc_role'] = "domainadmin";
$_SESSION['pending_tfa_method'] = get_tfa($user)['name'];
unset($_SESSION['ldelay']);
$_SESSION['return'][] = array(
'type' => 'info',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => 'awaiting_tfa_confirmation'
);
return "pending";
}
else {
unset($_SESSION['ldelay']);
// Reactivate TFA if it was set to "deactivate TFA for next login"
$stmt = $pdo->prepare("UPDATE `tfa` SET `active`='1' WHERE `username` = :user");
$stmt->execute(array(':user' => $user));
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => array('logged_in_as', $user)
);
return "domainadmin";
}
}
}
$stmt = $pdo->prepare("SELECT `password` FROM `mailbox`
INNER JOIN domain on mailbox.domain = domain.domain
WHERE `kind` NOT REGEXP 'location|thing|group'
AND `mailbox`.`active`='1'
AND `domain`.`active`='1'
AND `username` = :user");
$stmt->execute(array(':user' => $user));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($rows as $row) {
if (verify_hash($row['password'], $pass) !== false) {
unset($_SESSION['ldelay']);
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => array('logged_in_as', $user)
);
return "user";
}
}
if (!isset($_SESSION['ldelay'])) {
$_SESSION['ldelay'] = "0";
$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
}
elseif (!isset($_SESSION['mailcow_cc_username'])) {
$_SESSION['ldelay'] = $_SESSION['ldelay']+0.5;
$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
}
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $user, '*'),
'msg' => 'login_failed'
);
sleep($_SESSION['ldelay']);
return false;
}
function formatBytes($size, $precision = 2) {
if(!is_numeric($size)) {
return "0";
}
$base = log($size, 1024);
$suffixes = array(' Byte', ' KiB', ' MiB', ' GiB', ' TiB');
if ($size == "0") {
return "0";
}
return round(pow(1024, $base - floor($base)), $precision) . $suffixes[floor($base)];
}
function update_sogo_static_view() {
if (getenv('SKIP_SOGO') == "y") {
return true;
}
global $pdo;
global $lang;
$stmt = $pdo->query("SELECT 'OK' FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_NAME = 'sogo_view'");
$num_results = count($stmt->fetchAll(PDO::FETCH_ASSOC));
if ($num_results != 0) {
$stmt = $pdo->query("REPLACE INTO _sogo_static_view (`c_uid`, `domain`, `c_name`, `c_password`, `c_cn`, `mail`, `aliases`, `ad_aliases`, `ext_acl`, `kind`, `multiple_bookings`)
SELECT `c_uid`, `domain`, `c_name`, `c_password`, `c_cn`, `mail`, `aliases`, `ad_aliases`, `ext_acl`, `kind`, `multiple_bookings` from sogo_view");
$stmt = $pdo->query("DELETE FROM _sogo_static_view WHERE `c_uid` NOT IN (SELECT `username` FROM `mailbox` WHERE `active` = '1');");
}
flush_memcached();
}
function edit_user_account($_data) {
global $lang;
global $pdo;
$_data_log = $_data;
!isset($_data_log['user_new_pass']) ?: $_data_log['user_new_pass'] = '*';
!isset($_data_log['user_new_pass2']) ?: $_data_log['user_new_pass2'] = '*';
!isset($_data_log['user_old_pass']) ?: $_data_log['user_old_pass'] = '*';
$username = $_SESSION['mailcow_cc_username'];
$role = $_SESSION['mailcow_cc_role'];
$password_old = $_data['user_old_pass'];
if (filter_var($username, FILTER_VALIDATE_EMAIL === false) || $role != 'user') {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
if (isset($_data['user_new_pass']) && isset($_data['user_new_pass2'])) {
$password_new = $_data['user_new_pass'];
$password_new2 = $_data['user_new_pass2'];
}
$stmt = $pdo->prepare("SELECT `password` FROM `mailbox`
WHERE `kind` NOT REGEXP 'location|thing|group'
AND `username` = :user");
$stmt->execute(array(':user' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (!verify_hash($row['password'], $password_old)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
if (isset($password_new) && isset($password_new2)) {
if (!empty($password_new2) && !empty($password_new)) {
if ($password_new2 != $password_new) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'password_mismatch'
);
return false;
}
if (!preg_match('/' . $GLOBALS['PASSWD_REGEP'] . '/', $password_new)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'password_complexity'
);
return false;
}
$password_hashed = hash_password($password_new);
try {
$stmt = $pdo->prepare("UPDATE `mailbox` SET `password` = :password_hashed, `attributes` = JSON_SET(`attributes`, '$.force_pw_update', '0') WHERE `username` = :username");
$stmt->execute(array(
':password_hashed' => $password_hashed,
':username' => $username
));
}
catch (PDOException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('mysql_error', $e)
);
return false;
}
}
}
update_sogo_static_view();
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('mailbox_modified', htmlspecialchars($username))
);
}
function user_get_alias_details($username) {
global $lang;
global $pdo;
$data['direct_aliases'] = false;
$data['shared_aliases'] = false;
if ($_SESSION['mailcow_cc_role'] == "user") {
$username = $_SESSION['mailcow_cc_username'];
}
if (!filter_var($username, FILTER_VALIDATE_EMAIL)) {
return false;
}
$data['address'] = $username;
$stmt = $pdo->prepare("SELECT `address` AS `shared_aliases`, `public_comment` FROM `alias`
WHERE `goto` REGEXP :username_goto
AND `address` NOT LIKE '@%'
AND `goto` != :username_goto2
AND `address` != :username_address");
$stmt->execute(array(
':username_goto' => '(^|,)'.$username.'($|,)',
':username_goto2' => $username,
':username_address' => $username
));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
$data['shared_aliases'][$row['shared_aliases']]['public_comment'] = htmlspecialchars($row['public_comment']);
//$data['shared_aliases'][] = $row['shared_aliases'];
}
$stmt = $pdo->prepare("SELECT `address` AS `direct_aliases`, `public_comment` FROM `alias`
WHERE `goto` = :username_goto
AND `address` NOT LIKE '@%'
AND `address` != :username_address");
$stmt->execute(
array(
':username_goto' => $username,
':username_address' => $username
));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
$data['direct_aliases'][$row['direct_aliases']]['public_comment'] = htmlspecialchars($row['public_comment']);
}
$stmt = $pdo->prepare("SELECT CONCAT(local_part, '@', alias_domain) AS `ad_alias`, `alias_domain` FROM `mailbox`
LEFT OUTER JOIN `alias_domain` on `target_domain` = `domain`
WHERE `username` = :username ;");
$stmt->execute(array(':username' => $username));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
if (empty($row['ad_alias'])) {
continue;
}
$data['direct_aliases'][$row['ad_alias']]['public_comment'] = '↪ ' . $row['alias_domain'];
}
$stmt = $pdo->prepare("SELECT IFNULL(GROUP_CONCAT(`send_as` SEPARATOR ', '), '✘') AS `send_as` FROM `sender_acl` WHERE `logged_in_as` = :username AND `send_as` NOT LIKE '@%';");
$stmt->execute(array(':username' => $username));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
$data['aliases_also_send_as'] = $row['send_as'];
}
$stmt = $pdo->prepare("SELECT CONCAT_WS(', ', IFNULL(GROUP_CONCAT(DISTINCT `send_as` SEPARATOR ', '), '✘'), GROUP_CONCAT(DISTINCT CONCAT('@',`alias_domain`) SEPARATOR ', ')) AS `send_as` FROM `sender_acl` LEFT JOIN `alias_domain` ON `alias_domain`.`target_domain` = TRIM(LEADING '@' FROM `send_as`) WHERE `logged_in_as` = :username AND `send_as` LIKE '@%';");
$stmt->execute(array(':username' => $username));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
$data['aliases_send_as_all'] = $row['send_as'];
}
$stmt = $pdo->prepare("SELECT IFNULL(GROUP_CONCAT(`address` SEPARATOR ', '), '✘') as `address` FROM `alias` WHERE `goto` REGEXP :username AND `address` LIKE '@%';");
$stmt->execute(array(':username' => '(^|,)'.$username.'($|,)'));
$run = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($run)) {
$data['is_catch_all'] = $row['address'];
}
return $data;
}
function is_valid_domain_name($domain_name) {
if (empty($domain_name)) {
return false;
}
$domain_name = idn_to_ascii($domain_name, 0, INTL_IDNA_VARIANT_UTS46);
return (preg_match("/^([a-z\d](-*[a-z\d])*)(\.([a-z\d](-*[a-z\d])*))*$/i", $domain_name)
&& preg_match("/^.{1,253}$/", $domain_name)
&& preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name));
}
function set_tfa($_data) {
global $lang;
global $pdo;
global $yubi;
global $u2f;
global $tfa;
$_data_log = $_data;
!isset($_data_log['confirm_password']) ?: $_data_log['confirm_password'] = '*';
$username = $_SESSION['mailcow_cc_username'];
if ($_SESSION['mailcow_cc_role'] != "domainadmin" &&
$_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
$stmt = $pdo->prepare("SELECT `password` FROM `admin`
WHERE `username` = :user");
$stmt->execute(array(':user' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (!verify_hash($row['password'], $_data["confirm_password"])) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
switch ($_data["tfa_method"]) {
case "yubi_otp":
$key_id = (!isset($_data["key_id"])) ? 'unidentified' : $_data["key_id"];
$yubico_id = $_data['yubico_id'];
$yubico_key = $_data['yubico_key'];
$yubi = new Auth_Yubico($yubico_id, $yubico_key);
if (!$yubi) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
if (!ctype_alnum($_data["otp_token"]) || strlen($_data["otp_token"]) != 44) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'tfa_token_invalid'
);
return false;
}
$yauth = $yubi->verify($_data["otp_token"]);
if (PEAR::isError($yauth)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('yotp_verification_failed', $yauth->getMessage())
);
return false;
}
try {
// We could also do a modhex translation here
$yubico_modhex_id = substr($_data["otp_token"], 0, 12);
$stmt = $pdo->prepare("DELETE FROM `tfa`
WHERE `username` = :username
AND (`authmech` != 'yubi_otp')
OR (`authmech` = 'yubi_otp' AND `secret` LIKE :modhex)");
$stmt->execute(array(':username' => $username, ':modhex' => '%' . $yubico_modhex_id));
$stmt = $pdo->prepare("INSERT INTO `tfa` (`key_id`, `username`, `authmech`, `active`, `secret`) VALUES
(:key_id, :username, 'yubi_otp', '1', :secret)");
$stmt->execute(array(':key_id' => $key_id, ':username' => $username, ':secret' => $yubico_id . ':' . $yubico_key . ':' . $yubico_modhex_id));
}
catch (PDOException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('mysql_error', $e)
);
return false;
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('object_modified', htmlspecialchars($username))
);
break;
case "u2f":
$key_id = (!isset($_data["key_id"])) ? 'unidentified' : $_data["key_id"];
try {
$reg = $u2f->doRegister(json_decode($_SESSION['regReq']), json_decode($_data['token']));
$stmt = $pdo->prepare("DELETE FROM `tfa` WHERE `username` = :username AND `authmech` != 'u2f'");
$stmt->execute(array(':username' => $username));
$stmt = $pdo->prepare("INSERT INTO `tfa` (`username`, `key_id`, `authmech`, `keyHandle`, `publicKey`, `certificate`, `counter`, `active`) VALUES (?, ?, 'u2f', ?, ?, ?, ?, '1')");
$stmt->execute(array($username, $key_id, $reg->keyHandle, $reg->publicKey, $reg->certificate, $reg->counter));
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('object_modified', $username)
);
$_SESSION['regReq'] = null;
}
catch (Exception $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('u2f_verification_failed', $e->getMessage())
);
$_SESSION['regReq'] = null;
return false;
}
break;
case "totp":
$key_id = (!isset($_data["key_id"])) ? 'unidentified' : $_data["key_id"];
if ($tfa->verifyCode($_POST['totp_secret'], $_POST['totp_confirm_token']) === true) {
try {
$stmt = $pdo->prepare("DELETE FROM `tfa` WHERE `username` = :username");
$stmt->execute(array(':username' => $username));
$stmt = $pdo->prepare("INSERT INTO `tfa` (`username`, `key_id`, `authmech`, `secret`, `active`) VALUES (?, ?, 'totp', ?, '1')");
$stmt->execute(array($username, $key_id, $_POST['totp_secret']));
}
catch (PDOException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('mysql_error', $e)
);
return false;
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('object_modified', $username)
);
}
else {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'totp_verification_failed'
);
}
break;
case "none":
try {
$stmt = $pdo->prepare("DELETE FROM `tfa` WHERE `username` = :username");
$stmt->execute(array(':username' => $username));
}
catch (PDOException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('mysql_error', $e)
);
return false;
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_data_log),
'msg' => array('object_modified', htmlspecialchars($username))
);
break;
}
}
function unset_tfa_key($_data) {
// Can only unset own keys
// Needs at least one key left
global $pdo;
global $lang;
$_data_log = $_data;
$id = intval($_data['unset_tfa_key']);
$username = $_SESSION['mailcow_cc_username'];
if ($_SESSION['mailcow_cc_role'] != "domainadmin" &&
$_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'
);
return false;
}
try {
if (!is_numeric($id)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_data_log),
'msg' => 'access_denied'