[Ejabberd] Add new Dockerfile
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andryyy
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data/Dockerfiles/ejabberd/mailcowCommandExecutor.php
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229
data/Dockerfiles/ejabberd/mailcowCommandExecutor.php
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<?php namespace LeeSherwood\Ejabberd\CommandExecutors;
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/**
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* Dummy command executor for ejabberd
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*
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* This class implements the command executor interface and just returns some sane boolean values.
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* You may want to use this class to test your ejabberd external authentication module is set up correctly
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* before you start creating your custom code.
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*
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* @package LeeSherwood\Ejabberd
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* @author Lee Sherwood
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*/
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use \PDO;
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class mailcowCommandExecutor implements CommandExecutorInterface {
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/**
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* Authenticate a user (login)
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*
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* @param string $username
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* @param string $servername
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* @param string $password
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*
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* @return bool
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*/
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public static function verify_salted_hash($hash, $password, $algo, $salt_length) {
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// Decode hash
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$dhash = base64_decode($hash);
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// Get first n bytes of binary which equals a SSHA hash
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$ohash = substr($dhash, 0, $salt_length);
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// Remove SSHA hash from decoded hash to get original salt string
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$osalt = str_replace($ohash, '', $dhash);
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// Check single salted SSHA hash against extracted hash
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if (hash_equals(hash($algo, $password . $osalt, true), $ohash)) {
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return true;
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}
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return false;
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}
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public static function verify_hash($hash, $password) {
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if (preg_match('/^{(.+)}(.+)/i', $hash, $hash_array)) {
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$scheme = strtoupper($hash_array[1]);
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$hash = $hash_array[2];
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switch ($scheme) {
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case "ARGON2I":
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case "ARGON2ID":
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case "BLF-CRYPT":
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case "CRYPT":
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case "DES-CRYPT":
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case "MD5-CRYPT":
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case "MD5":
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case "SHA256-CRYPT":
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case "SHA512-CRYPT":
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return password_verify($password, $hash);
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case "CLEAR":
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case "CLEARTEXT":
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case "PLAIN":
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return $password == $hash;
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case "LDAP-MD5":
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$hash = base64_decode($hash);
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return hash_equals(hash('md5', $password, true), $hash);
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case "PBKDF2":
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$components = explode('$', $hash);
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$salt = $components[2];
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$rounds = $components[3];
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$hash = $components[4];
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return hash_equals(hash_pbkdf2('sha1', $password, $salt, $rounds), $hash);
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case "PLAIN-MD4":
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return hash_equals(hash('md4', $password), $hash);
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case "PLAIN-MD5":
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return md5($password) == $hash;
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case "PLAIN-TRUNC":
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$components = explode('-', $hash);
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if (count($components) > 1) {
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$trunc_len = $components[0];
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$trunc_password = $components[1];
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return substr($password, 0, $trunc_len) == $trunc_password;
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} else {
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return $password == $hash;
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}
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case "SHA":
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case "SHA1":
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case "SHA256":
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case "SHA512":
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// SHA is an alias for SHA1
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$scheme = $scheme == "SHA" ? "sha1" : strtolower($scheme);
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$hash = base64_decode($hash);
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return hash_equals(hash($scheme, $password, true), $hash);
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case "SMD5":
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return verify_salted_hash($hash, $password, 'md5', 16);
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case "SSHA":
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return verify_salted_hash($hash, $password, 'sha1', 20);
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case "SSHA256":
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return verify_salted_hash($hash, $password, 'sha256', 32);
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case "SSHA512":
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return verify_salted_hash($hash, $password, 'sha512', 64);
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default:
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return false;
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}
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}
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return false;
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}
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public function authenticate($username, $servername, $password)
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{
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$database_type = 'mysql';
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$database_sock = '/var/run/mysqld/mysqld.sock';
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$database_user = '__DBUSER__';
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$database_pass = '__DBPASS__';
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$database_name = '__DBNAME__';
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$dsn = $database_type . ":unix_socket=" . $database_sock . ";dbname=" . $database_name;
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$opt = [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
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PDO::ATTR_EMULATE_PREPARES => false
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];
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try {
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$pdo = new PDO($dsn, $database_user, $database_pass, $opt);
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}
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catch (PDOException $e) {
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return false;
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}
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if (!filter_var($username, FILTER_VALIDATE_EMAIL) && !ctype_alnum(str_replace(array('_', '.', '-'), '', $username))) {
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return false;
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}
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$username = strtolower(trim($username));
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$stmt = $pdo->prepare("SELECT `password` FROM `mailbox`
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INNER JOIN domain on mailbox.domain = domain.domain
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WHERE `kind` NOT REGEXP 'location|thing|group'
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AND `mailbox`.`active`= '1'
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AND `domain`.`active`= '1'
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AND `domain`.`xmpp` = '1'
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AND JSON_UNQUOTE(JSON_VALUE(`mailbox`.`attributes`, '$.xmpp_access')) = '1'
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AND CONCAT(`domain`.`xmpp_prefix`, '.', `domain`.`domain`) = :servername
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AND `username` = CONCAT(:local_part, '@', `domain`.`domain`)");
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$stmt->execute(array(':local_part' => $username, ':servername' => $servername));
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$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
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foreach ($rows as $row) {
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if (self::verify_hash($row['password'], $password) !== false) {
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return true;
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}
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}
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return false;
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}
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/**
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* Check if a user exists
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*
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* @param string $username
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* @param string $servername
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*
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* @return bool
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*/
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public function userExists($username, $servername)
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{
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return true;
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}
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/**
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* Set a password for a user
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*
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* @param string $username
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* @param string $servername
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* @param string $password
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*
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* @return bool
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*/
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public function setPassword($username, $servername, $password)
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{
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return false;
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}
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/**
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* Register a user
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*
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* @param string $username
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* @param string $servername
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* @param string $password
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*
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* @return bool
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*/
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public function register($username, $servername, $password)
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{
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return false;
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}
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/**
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* Delete a user
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*
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* @param string $username
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* @param string $servername
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*
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* @return bool
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*/
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public function removeUser($username, $servername)
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{
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return false;
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}
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/**
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* Delete a user with password validation
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*
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* @param string $username
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* @param string $servername
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* @param string $password
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*
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* @return bool
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*/
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public function removeUserWithPassword($username, $servername, $password)
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{
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return false;
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}
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}
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