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mailcow-dockerized/data/web/inc/functions.inc.php

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<?php
function hash_password($password) {
$salt_str = bin2hex(openssl_random_pseudo_bytes(8));
return "{SSHA256}".base64_encode(hash('sha256', $password . $salt_str, true) . $salt_str);
}
function hasDomainAccess($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' && $role != 'user') {
return false;
}
try {
$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))
)
OR 'admin' = :role");
$stmt->execute(array(':username' => $username, ':domain1' => $domain, ':domain2' => $domain, ':role' => $role));
$num_results = count($stmt->fetchAll(PDO::FETCH_ASSOC));
}
catch(PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
if (!empty($num_results)) {
return true;
}
return false;
}
function hasMailboxObjectAccess($username, $role, $object) {
global $pdo;
if (!filter_var($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;
}
try {
$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;
}
}
catch(PDOException $e) {
error_log($e);
return false;
}
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";
}
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($key_data), 'sha256');
}
else {
return 'Error: Cannot read peer certificate';
}
}
function verify_ssha256($hash, $password) {
// Remove tag if any
if (substr($hash, 0, strlen('{SSHA256}')) == '{SSHA256}') {
$hash = substr($hash, strlen('{SSHA256}'));
}
// 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('sha256', $password . $osalt, true) == $ohash) {
return true;
}
else {
return false;
}
}
function check_login($user, $pass) {
global $pdo;
global $redis;
if (!filter_var($user, FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $user))) {
return false;
}
$user = strtolower(trim($user));
$stmt = $pdo->prepare("SELECT `password` FROM `admin`
WHERE `superadmin` = '1'
AND `username` = :user");
$stmt->execute(array(':user' => $user));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($rows as $row) {
if (verify_ssha256($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($_SESSION['ldelay']);
return "pending";
}
else {
unset($_SESSION['ldelay']);
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 $row) {
if (verify_ssha256($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($_SESSION['ldelay']);
return "pending";
}
else {
unset($_SESSION['ldelay']);
$stmt = $pdo->prepare("UPDATE `tfa` SET `active`='1' WHERE `username` = :user");
$stmt->execute(array(':user' => $user));
return "domainadmin";
}
}
}
$stmt = $pdo->prepare("SELECT `password` FROM `mailbox`
WHERE `kind` NOT REGEXP 'location|thing|group'
AND `active`='1'
AND `username` = :user");
$stmt->execute(array(':user' => $user));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($rows as $row) {
if (verify_ssha256($row['password'], $pass) !== false) {
unset($_SESSION['ldelay']);
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 " . $_SERVER['REMOTE_ADDR']);
}
sleep($_SESSION['ldelay']);
}
function set_acl() {
global $pdo;
if (!isset($_SESSION['mailcow_cc_username'])) {
return false;
}
if ($_SESSION['mailcow_cc_role'] == 'admin' || $_SESSION['mailcow_cc_role'] == 'domainadmin') {
$stmt = $pdo->query("SHOW COLUMNS FROM `user_acl` WHERE `Field` != 'username';");
$acl_all = $stmt->fetchAll(PDO::FETCH_ASSOC);
while ($row = array_shift($acl_all)) {
$acl['acl'][$row['Field']] = 1;
}
}
else {
$username = strtolower(trim($_SESSION['mailcow_cc_username']));
$stmt = $pdo->prepare("SELECT * FROM `user_acl` WHERE `username` = :username");
$stmt->execute(array(':username' => $username));
$acl['acl'] = $stmt->fetch(PDO::FETCH_ASSOC);
unset($acl['acl']['username']);
}
if (!empty($acl)) {
$_SESSION = array_merge($_SESSION, $acl);
}
else {
return false;
}
}
function get_acl($username) {
global $pdo;
if ($_SESSION['mailcow_cc_role'] != "admin") {
return false;
}
$username = strtolower(trim($username));
$stmt = $pdo->prepare("SELECT * FROM `user_acl` WHERE `username` = :username");
$stmt->execute(array(':username' => $username));
$acl = $stmt->fetch(PDO::FETCH_ASSOC);
unset($acl['username']);
if (!empty($acl)) {
return $acl;
}
else {
return false;
}
}
function formatBytes($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 edit_admin_account($postarray) {
global $lang;
global $pdo;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$username_now = $_SESSION['mailcow_cc_username'];
$username = $postarray['admin_user'];
$password = $postarray['admin_pass'];
$password2 = $postarray['admin_pass2'];
if (!ctype_alnum(str_replace(array('_', '.', '-'), '', $username)) || empty ($username)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['username_invalid'])
);
return false;
}
if (!empty($password) && !empty($password2)) {
if (!preg_match('/' . $GLOBALS['PASSWD_REGEP'] . '/', $password)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['password_complexity'])
);
return false;
}
if ($password != $password2) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['password_mismatch'])
);
return false;
}
$password_hashed = hash_password($password);
try {
$stmt = $pdo->prepare("UPDATE `admin` SET
`password` = :password_hashed,
`username` = :username1
WHERE `username` = :username2");
$stmt->execute(array(
':password_hashed' => $password_hashed,
':username1' => $username,
':username2' => $username_now
));
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
}
else {
try {
$stmt = $pdo->prepare("UPDATE `admin` SET
`username` = :username1
WHERE `username` = :username2");
$stmt->execute(array(
':username1' => $username,
':username2' => $username_now
));
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
}
try {
$stmt = $pdo->prepare("UPDATE `domain_admins` SET `domain` = 'ALL', `username` = :username1 WHERE `username` = :username2");
$stmt->execute(array(':username1' => $username, ':username2' => $username_now));
$stmt = $pdo->prepare("UPDATE `tfa` SET `username` = :username1 WHERE `username` = :username2");
$stmt->execute(array(':username1' => $username, ':username2' => $username_now));
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
$_SESSION['mailcow_cc_username'] = $username;
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['admin_modified'])
);
}
function edit_user_account($postarray) {
global $lang;
global $pdo;
$username = $_SESSION['mailcow_cc_username'];
$role = $_SESSION['mailcow_cc_role'];
$password_old = $postarray['user_old_pass'];
if (filter_var($username, FILTER_VALIDATE_EMAIL === false) || $role != 'user') {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
if (isset($postarray['user_new_pass']) && isset($postarray['user_new_pass2'])) {
$password_new = $postarray['user_new_pass'];
$password_new2 = $postarray['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 = $stmt->fetch(PDO::FETCH_ASSOC);
if (!verify_ssha256($row['password'], $password_old)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
if (isset($password_new) && isset($password_new2)) {
if (!empty($password_new2) && !empty($password_new)) {
if ($password_new2 != $password_new) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['password_mismatch'])
);
return false;
}
if (!preg_match('/' . $GLOBALS['PASSWD_REGEP'] . '/', $password_new)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['password_complexity'])
);
return false;
}
$password_hashed = hash_password($password_new);
try {
$stmt = $pdo->prepare("UPDATE `mailbox` SET `password` = :password_hashed WHERE `username` = :username");
$stmt->execute(array(
':password_hashed' => $password_hashed,
':username' => $username
));
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
}
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['mailbox_modified'], htmlspecialchars($username))
);
}
function user_get_alias_details($username) {
global $lang;
global $pdo;
if ($_SESSION['mailcow_cc_role'] == "user") {
$username = $_SESSION['mailcow_cc_username'];
}
if (!filter_var($username, FILTER_VALIDATE_EMAIL)) {
return false;
}
try {
$data['address'] = $username;
$stmt = $pdo->prepare("SELECT IFNULL(GROUP_CONCAT(`address` SEPARATOR ', '), '&#10008;') AS `shared_aliases` 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'];
}
$stmt = $pdo->prepare("SELECT GROUP_CONCAT(`address` SEPARATOR ', ') AS `direct_aliases` 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'];
}
$stmt = $pdo->prepare("SELECT IFNULL(GROUP_CONCAT(local_part, '@', alias_domain SEPARATOR ', '), '&#10008;') AS `ad_alias` 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($run)) {
if (empty($data['direct_aliases'])) {
$data['direct_aliases'] = $row['ad_alias'];
}
else {
// Probably faster than imploding
$data['direct_aliases'] .= ', ' . $row['ad_alias'];
}
}
$stmt = $pdo->prepare("SELECT IFNULL(GROUP_CONCAT(`send_as` SEPARATOR ', '), '&#10008;') 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 IFNULL(CONCAT(GROUP_CONCAT(DISTINCT `send_as` SEPARATOR ', '), ', ', GROUP_CONCAT(DISTINCT CONCAT('@',`alias_domain`) SEPARATOR ', ')), '&#10008;') 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 ', '), '&#10008;') 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;
}
catch(PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
}
function is_valid_domain_name($domain_name) {
if (empty($domain_name)) {
return false;
}
$domain_name = idn_to_ascii($domain_name);
return (preg_match("/^([a-z\d](-*[a-z\d])*)(\.([a-z\d](-*[a-z\d])*))*$/i", $domain_name)
&& preg_match("/^.{1,253}$/", $domain_name)
&& preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name));
}
function set_tfa($postarray) {
global $lang;
global $pdo;
global $yubi;
global $u2f;
global $tfa;
if ($_SESSION['mailcow_cc_role'] != "domainadmin" &&
$_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$username = $_SESSION['mailcow_cc_username'];
$stmt = $pdo->prepare("SELECT `password` FROM `admin`
WHERE `username` = :user");
$stmt->execute(array(':user' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if (!verify_ssha256($row['password'], $postarray["confirm_password"])) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
switch ($postarray["tfa_method"]) {
case "yubi_otp":
$key_id = (!isset($postarray["key_id"])) ? 'unidentified' : $postarray["key_id"];
$yubico_id = $postarray['yubico_id'];
$yubico_key = $postarray['yubico_key'];
$yubi = new Auth_Yubico($yubico_id, $yubico_key);
if (!$yubi) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
if (!ctype_alnum($postarray["otp_token"]) || strlen($postarray["otp_token"]) != 44) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['tfa_token_invalid'])
);
return false;
}
$yauth = $yubi->verify($postarray["otp_token"]);
if (PEAR::isError($yauth)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Yubico API: ' . $yauth->getMessage()
);
return false;
}
try {
// We could also do a modhex translation here
$yubico_modhex_id = substr($postarray["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) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['object_modified'], htmlspecialchars($username))
);
break;
case "u2f":
$key_id = (!isset($postarray["key_id"])) ? 'unidentified' : $postarray["key_id"];
try {
$reg = $u2f->doRegister(json_decode($_SESSION['regReq']), json_decode($postarray['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));
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['object_modified'], $username)
);
$_SESSION['regReq'] = null;
}
catch (Exception $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => "U2F: " . $e->getMessage()
);
$_SESSION['regReq'] = null;
return false;
}
break;
case "totp":
$key_id = (!isset($postarray["key_id"])) ? 'unidentified' : $postarray["key_id"];
if ($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) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['object_modified'], $username)
);
}
else {
$_SESSION['return'] = array(
'type' => 'danger',
'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) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['object_modified'], htmlspecialchars($username))
);
break;
}
}
function unset_tfa_key($postarray) {
// Can only unset own keys
// Needs at least one key left
global $pdo;
global $lang;
$id = intval($postarray['unset_tfa_key']);
if ($_SESSION['mailcow_cc_role'] != "domainadmin" &&
$_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$username = $_SESSION['mailcow_cc_username'];
try {
if (!is_numeric($id)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$stmt = $pdo->prepare("SELECT COUNT(*) AS `keys` FROM `tfa`
WHERE `username` = :username AND `active` = '1'");
$stmt->execute(array(':username' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if ($row['keys'] == "1") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['last_key'])
);
return false;
}
$stmt = $pdo->prepare("DELETE FROM `tfa` WHERE `username` = :username AND `id` = :id");
$stmt->execute(array(':username' => $username, ':id' => $id));
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['object_modified'], $username)
);
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
}
function get_tfa($username = null) {
global $pdo;
if (isset($_SESSION['mailcow_cc_username'])) {
$username = $_SESSION['mailcow_cc_username'];
}
elseif (empty($username)) {
return false;
}
$stmt = $pdo->prepare("SELECT * FROM `tfa`
WHERE `username` = :username AND `active` = '1'");
$stmt->execute(array(':username' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
switch ($row["authmech"]) {
case "yubi_otp":
$data['name'] = "yubi_otp";
$data['pretty'] = "Yubico OTP";
$stmt = $pdo->prepare("SELECT `id`, `key_id`, RIGHT(`secret`, 12) AS 'modhex' FROM `tfa` WHERE `authmech` = 'yubi_otp' AND `username` = :username");
$stmt->execute(array(
':username' => $username,
));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
while($row = array_shift($rows)) {
$data['additional'][] = $row;
}
return $data;
break;
case "u2f":
$data['name'] = "u2f";
$data['pretty'] = "Fido U2F";
$stmt = $pdo->prepare("SELECT `id`, `key_id` FROM `tfa` WHERE `authmech` = 'u2f' AND `username` = :username");
$stmt->execute(array(
':username' => $username,
));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
while($row = array_shift($rows)) {
$data['additional'][] = $row;
}
return $data;
break;
case "hotp":
$data['name'] = "hotp";
$data['pretty'] = "HMAC-based OTP";
return $data;
break;
case "totp":
$data['name'] = "totp";
$data['pretty'] = "Time-based OTP";
$stmt = $pdo->prepare("SELECT `id`, `key_id`, `secret` FROM `tfa` WHERE `authmech` = 'totp' AND `username` = :username");
$stmt->execute(array(
':username' => $username,
));
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
while($row = array_shift($rows)) {
$data['additional'][] = $row;
}
return $data;
break;
default:
$data['name'] = 'none';
$data['pretty'] = "-";
return $data;
break;
}
}
function verify_tfa_login($username, $token) {
global $pdo;
global $lang;
global $yubi;
global $u2f;
global $tfa;
$stmt = $pdo->prepare("SELECT `authmech` FROM `tfa`
WHERE `username` = :username AND `active` = '1'");
$stmt->execute(array(':username' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
switch ($row["authmech"]) {
case "yubi_otp":
if (!ctype_alnum($token) || strlen($token) != 44) {
return false;
}
$yubico_modhex_id = substr($token, 0, 12);
$stmt = $pdo->prepare("SELECT `id`, `secret` FROM `tfa`
WHERE `username` = :username
AND `authmech` = 'yubi_otp'
AND `active`='1'
AND `secret` LIKE :modhex");
$stmt->execute(array(':username' => $username, ':modhex' => '%' . $yubico_modhex_id));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
$yubico_auth = explode(':', $row['secret']);
$yubi = new Auth_Yubico($yubico_auth[0], $yubico_auth[1]);
$yauth = $yubi->verify($token);
if (PEAR::isError($yauth)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Yubico Authentication error: ' . $yauth->getMessage()
);
return false;
}
else {
$_SESSION['tfa_id'] = $row['id'];
return true;
}
return false;
break;
case "u2f":
try {
$reg = $u2f->doAuthenticate(json_decode($_SESSION['authReq']), get_u2f_registrations($username), json_decode($token));
$stmt = $pdo->prepare("UPDATE `tfa` SET `counter` = ? WHERE `id` = ?");
$stmt->execute(array($reg->counter, $reg->id));
$_SESSION['tfa_id'] = $reg->id;
$_SESSION['authReq'] = null;
return true;
}
catch (Exception $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => "U2F: " . $e->getMessage()
);
$_SESSION['regReq'] = null;
return false;
}
return false;
break;
case "hotp":
return false;
break;
case "totp":
try {
$stmt = $pdo->prepare("SELECT `id`, `secret` FROM `tfa`
WHERE `username` = :username
AND `authmech` = 'totp'
AND `active`='1'");
$stmt->execute(array(':username' => $username));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if ($tfa->verifyCode($row['secret'], $_POST['token']) === true) {
$_SESSION['tfa_id'] = $row['id'];
return true;
}
return false;
}
catch (PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
return false;
}
break;
default:
return false;
break;
}
return false;
}
function admin_api($action, $data = null) {
global $pdo;
global $lang;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
switch ($action) {
case "edit":
$regen_key = $data['admin_api_regen_key'];
$active = (isset($data['active'])) ? 1 : 0;
$allow_from = array_map('trim', preg_split( "/( |,|;|\n)/", $data['allow_from']));
foreach ($allow_from as $key => $val) {
if (!filter_var($val, FILTER_VALIDATE_IP)) {
unset($allow_from[$key]);
continue;
}
}
$allow_from = implode(',', array_unique(array_filter($allow_from)));
if (empty($allow_from)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'List of allowed IPs cannot be empty'
);
return false;
}
$api_key = implode('-', array(
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3)))
));
$stmt = $pdo->prepare("INSERT INTO `api` (`username`, `api_key`, `active`, `allow_from`)
SELECT `username`, :api_key, :active, :allow_from FROM `admin` WHERE `superadmin`='1' AND `active`='1'
ON DUPLICATE KEY UPDATE `active` = :active_u, `allow_from` = :allow_from_u ;");
$stmt->execute(array(
':api_key' => $api_key,
':active' => $active,
':active_u' => $active,
':allow_from' => $allow_from,
':allow_from_u' => $allow_from
));
break;
case "regen_key":
$api_key = implode('-', array(
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3))),
strtoupper(bin2hex(random_bytes(3)))
));
$stmt = $pdo->prepare("UPDATE `api` SET `api_key` = :api_key WHERE `username` IN
(SELECT `username` FROM `admin` WHERE `superadmin`='1' AND `active`='1')");
$stmt->execute(array(
':api_key' => $api_key
));
break;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => sprintf($lang['success']['admin_modified'])
);
}
function rspamd_ui($action, $data = null) {
global $lang;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
switch ($action) {
case "edit":
$rspamd_ui_pass = $data['rspamd_ui_pass'];
$rspamd_ui_pass2 = $data['rspamd_ui_pass2'];
if (empty($rspamd_ui_pass) || empty($rspamd_ui_pass2)) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Password cannot be empty'
);
return false;
}
if ($rspamd_ui_pass != $rspamd_ui_pass2) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Passwords do not match'
);
return false;
}
if (strlen($rspamd_ui_pass) < 6) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Please use at least 6 characters for your password'
);
return false;
}
$docker_return = docker('rspamd-mailcow', 'post', 'exec', array('cmd' => 'worker_password', 'raw' => $rspamd_ui_pass), array('Content-Type: application/json'));
if ($docker_return_array = json_decode($docker_return, true)) {
if ($docker_return_array['type'] == 'success') {
$_SESSION['return'] = array(
'type' => 'success',
'msg' => 'Rspamd UI password set successfully'
);
return true;
}
else {
$_SESSION['return'] = array(
'type' => $docker_return_array['type'],
'msg' => $docker_return_array['msg']
);
return false;
}
}
else {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Unknown error'
);
return false;
}
break;
}
}
function get_admin_details() {
// No parameter to be given, only one admin should exist
global $pdo;
global $lang;
$data = array();
if ($_SESSION['mailcow_cc_role'] != 'admin') {
return false;
}
try {
$stmt = $pdo->query("SELECT `admin`.`username`, `api`.`active` AS `api_active`, `api`.`api_key`, `api`.`allow_from` FROM `admin`
INNER JOIN `api` ON `admin`.`username` = `api`.`username`
WHERE `admin`.`superadmin`='1'
AND `admin`.`active`='1'");
$data = $stmt->fetch(PDO::FETCH_ASSOC);
}
catch(PDOException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'MySQL: '.$e
);
}
return $data;
}
function get_u2f_registrations($username) {
global $pdo;
$sel = $pdo->prepare("SELECT * FROM `tfa` WHERE `authmech` = 'u2f' AND `username` = ? AND `active` = '1'");
$sel->execute(array($username));
return $sel->fetchAll(PDO::FETCH_OBJ);
}
function get_logs($container, $lines = false) {
if ($lines === false) {
$lines = $GLOBALS['LOG_LINES'] - 1;
}
global $lang;
global $redis;
if ($_SESSION['mailcow_cc_role'] != "admin") {
return false;
}
if ($container == "dovecot-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('DOVECOT_MAILLOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('DOVECOT_MAILLOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "postfix-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('POSTFIX_MAILLOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('POSTFIX_MAILLOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "sogo-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('SOGO_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('SOGO_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "watchdog-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('WATCHDOG_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('WATCHDOG_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "acme-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('ACME_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('ACME_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "api-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('API_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('API_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "netfilter-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('NETFILTER_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('NETFILTER_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "autodiscover-mailcow") {
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
$data = $redis->lRange('AUTODISCOVER_LOG', intval($from), intval($to));
}
else {
$data = $redis->lRange('AUTODISCOVER_LOG', 0, intval($lines));
}
if ($data) {
foreach ($data as $json_line) {
$data_array[] = json_decode($json_line, true);
}
return $data_array;
}
}
if ($container == "rspamd-history") {
$curl = curl_init();
curl_setopt($curl, CURLOPT_UNIX_SOCKET_PATH, '/rspamd-sock/rspamd.sock');
if (!is_numeric($lines)) {
list ($from, $to) = explode('-', $lines);
curl_setopt($curl, CURLOPT_URL,"http://rspamd/history?from=" . intval($from) . "&to=" . intval($to));
}
else {
curl_setopt($curl, CURLOPT_URL,"http://rspamd/history?to=" . intval($lines));
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
$history = curl_exec($curl);
if (!curl_errno($curl)) {
$data_array = json_decode($history, true);
curl_close($curl);
return $data_array['rows'];
}
curl_close($curl);
return false;
}
return false;
}
?>
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