diff options
Diffstat (limited to 'plugins/password/drivers/ldap_simple.php')
| -rw-r--r-- | plugins/password/drivers/ldap_simple.php | 228 |
1 files changed, 87 insertions, 141 deletions
diff --git a/plugins/password/drivers/ldap_simple.php b/plugins/password/drivers/ldap_simple.php index d47e14492..c5d828fab 100644 --- a/plugins/password/drivers/ldap_simple.php +++ b/plugins/password/drivers/ldap_simple.php @@ -13,21 +13,37 @@ class rcube_ldap_simple_password { + private $debug = false; + function save($curpass, $passwd) { $rcmail = rcmail::get_instance(); + $this->debug = $rcmail->config->get('ldap_debug'); + + $ldap_host = $rcmail->config->get('password_ldap_host'); + $ldap_port = $rcmail->config->get('password_ldap_port'); + + $this->_debug("C: Connect to $ldap_host:$ldap_port"); + // Connect - if (!$ds = ldap_connect($rcmail->config->get('password_ldap_host'), $rcmail->config->get('password_ldap_port'))) { - ldap_unbind($ds); + if (!$ds = ldap_connect($ldap_host, $ldap_port)) { + $this->_debug("S: NOT OK"); + + rcube::raise_error(array( + 'code' => 100, 'type' => 'ldap', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Could not connect to LDAP server" + ), + true); + return PASSWORD_CONNECT_ERROR; } + $this->_debug("S: OK"); + // Set protocol version - if (!ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, $rcmail->config->get('password_ldap_version'))) { - ldap_unbind($ds); - return PASSWORD_CONNECT_ERROR; - } + ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, $rcmail->config->get('password_ldap_version')); // Start TLS if ($rcmail->config->get('password_ldap_starttls')) { @@ -37,9 +53,19 @@ class rcube_ldap_simple_password } } + // include 'ldap' driver, we share some static methods with it + require_once INSTALL_PATH . 'plugins/password/drivers/ldap.php'; + + // other plugins might want to modify user DN + $plugin = $rcmail->plugins->exec_hook('password_ldap_bind', array( + 'user_dn' => '', 'conn' => $ds)); + // Build user DN - if ($user_dn = $rcmail->config->get('password_ldap_userDN_mask')) { - $user_dn = $this->substitute_vars($user_dn); + if (!empty($plugin['user_dn'])) { + $user_dn = $plugin['user_dn']; + } + else if ($user_dn = $rcmail->config->get('password_ldap_userDN_mask')) { + $user_dn = rcube_ldap_password::substitute_vars($user_dn); } else { $user_dn = $this->search_userdn($rcmail, $ds); @@ -63,12 +89,13 @@ class rcube_ldap_simple_password break; } - $crypted_pass = $this->hash_password($passwd, $rcmail->config->get('password_ldap_encodage')); $lchattr = $rcmail->config->get('password_ldap_lchattr'); $pwattr = $rcmail->config->get('password_ldap_pwattr'); $smbpwattr = $rcmail->config->get('password_ldap_samba_pwattr'); $smblchattr = $rcmail->config->get('password_ldap_samba_lchattr'); $samba = $rcmail->config->get('password_ldap_samba'); + $pass_mode = $rcmail->config->get('password_ldap_encodage'); + $crypted_pass = rcube_ldap_password::hash_password($passwd, $pass_mode); // Support password_ldap_samba option for backward compat. if ($samba && !$smbpwattr) { @@ -82,40 +109,55 @@ class rcube_ldap_simple_password } // Crypt new Samba password - if ($smbpwattr && !($samba_pass = $this->hash_password($passwd, 'samba'))) { + if ($smbpwattr && !($samba_pass = rcube_ldap_password::hash_password($passwd, 'samba'))) { return PASSWORD_CRYPT_ERROR; } + $this->_debug("C: Bind $binddn [pass: $bindpw]"); + // Bind if (!ldap_bind($ds, $binddn, $bindpw)) { + $this->_debug("S: ".ldap_error($ds)); + ldap_unbind($ds); + return PASSWORD_CONNECT_ERROR; } - $entree[$pwattr] = $crypted_pass; + $this->_debug("S: OK"); + + $entry[$pwattr] = $crypted_pass; // Update PasswordLastChange Attribute if desired if ($lchattr) { - $entree[$lchattr] = (int)(time() / 86400); + $entry[$lchattr] = (int)(time() / 86400); } // Update Samba password if ($smbpwattr) { - $entree[$smbpwattr] = $samba_pass; + $entry[$smbpwattr] = $samba_pass; } // Update Samba password last change if ($smblchattr) { - $entree[$smblchattr] = time(); + $entry[$smblchattr] = time(); } - if (!ldap_modify($ds, $user_dn, $entree)) { + $this->_debug("C: Modify $user_dn: " . print_r($entry, true)); + + if (!ldap_modify($ds, $user_dn, $entry)) { + $this->_debug("S: ".ldap_error($ds)); + ldap_unbind($ds); + return PASSWORD_CONNECT_ERROR; } + $this->_debug("S: OK"); + // All done, no error ldap_unbind($ds); + return PASSWORD_SUCCESS; } @@ -126,151 +168,55 @@ class rcube_ldap_simple_password */ function search_userdn($rcmail, $ds) { - /* Bind */ - if (!ldap_bind($ds, $rcmail->config->get('password_ldap_searchDN'), $rcmail->config->get('password_ldap_searchPW'))) { - return false; - } + $search_user = $rcmail->config->get('password_ldap_searchDN'); + $search_pass = $rcmail->config->get('password_ldap_searchPW'); - /* Search for the DN */ - if (!$sr = ldap_search($ds, $rcmail->config->get('password_ldap_search_base'), $this->substitute_vars($rcmail->config->get('password_ldap_search_filter')))) { - return false; + if (empty($search_user)) { + return null; } - /* If no or more entries were found, return false */ - if (ldap_count_entries($ds, $sr) != 1) { + $this->_debug("C: Bind $search_user [pass: $search_pass]"); + + // Bind + if (!ldap_bind($ds, $search_user, $search_pass)) { + $this->_debug("S: ".ldap_error($ds)); return false; } - return ldap_get_dn($ds, ldap_first_entry($ds, $sr)); - } - - /** - * Substitute %login, %name, %domain, %dc in $str - * See plugin config for details - */ - function substitute_vars($str) - { - $str = str_replace('%login', $_SESSION['username'], $str); - $str = str_replace('%l', $_SESSION['username'], $str); + $this->_debug("S: OK"); - $parts = explode('@', $_SESSION['username']); + $search_base = $rcmail->config->get('password_ldap_search_base'); + $search_filter = $rcmail->config->get('password_ldap_search_filter'); + $search_filter = rcube_ldap_password::substitute_vars($search_filter); - if (count($parts) == 2) { - $dc = 'dc='.strtr($parts[1], array('.' => ',dc=')); // hierarchal domain string + $this->_debug("C: Search $search_base for $search_filter"); - $str = str_replace('%name', $parts[0], $str); - $str = str_replace('%n', $parts[0], $str); - $str = str_replace('%dc', $dc, $str); - $str = str_replace('%domain', $parts[1], $str); - $str = str_replace('%d', $parts[1], $str); + // Search for the DN + if (!$sr = ldap_search($ds, $search_base, $search_filter)) { + $this->_debug("S: ".ldap_error($ds)); + return false; } - return $str; - } + $found = ldap_count_entries($ds, $sr); - /** - * Code originaly from the phpLDAPadmin development team - * http://phpldapadmin.sourceforge.net/ - * - * Hashes a password and returns the hash based on the specified enc_type - */ - function hash_password($password_clear, $encodage_type) - { - $encodage_type = strtolower($encodage_type); - switch ($encodage_type) { - case 'crypt': - $crypted_password = '{CRYPT}' . crypt($password_clear, $this->random_salt(2)); - break; - case 'ext_des': - /* Extended DES crypt. see OpenBSD crypt man page */ - if (!defined('CRYPT_EXT_DES') || CRYPT_EXT_DES == 0) { - /* Your system crypt library does not support extended DES encryption */ - return false; - } - $crypted_password = '{CRYPT}' . crypt($password_clear, '_' . $this->random_salt(8)); - break; - case 'md5crypt': - if (!defined('CRYPT_MD5') || CRYPT_MD5 == 0) { - /* Your system crypt library does not support md5crypt encryption */ - return false; - } - $crypted_password = '{CRYPT}' . crypt($password_clear, '$1$' . $this->random_salt(9)); - break; - case 'blowfish': - if (!defined('CRYPT_BLOWFISH') || CRYPT_BLOWFISH == 0) { - /* Your system crypt library does not support blowfish encryption */ - return false; - } - /* Hardcoded to second blowfish version and set number of rounds */ - $crypted_password = '{CRYPT}' . crypt($password_clear, '$2a$12$' . $this->random_salt(13)); - break; - case 'md5': - $crypted_password = '{MD5}' . base64_encode(pack('H*', md5($password_clear))); - break; - case 'sha': - if (function_exists('sha1')) { - /* Use PHP 4.3.0+ sha1 function, if it is available */ - $crypted_password = '{SHA}' . base64_encode(pack('H*', sha1($password_clear))); - } else if (function_exists('mhash')) { - $crypted_password = '{SHA}' . base64_encode(mhash(MHASH_SHA1, $password_clear)); - } else { - /* Your PHP install does not have the mhash() function */ - return false; - } - break; - case 'ssha': - if (function_exists('mhash') && function_exists('mhash_keygen_s2k')) { - mt_srand((double) microtime() * 1000000 ); - $salt = mhash_keygen_s2k(MHASH_SHA1, $password_clear, substr(pack('h*', md5(mt_rand())), 0, 8), 4); - $crypted_password = '{SSHA}' . base64_encode(mhash(MHASH_SHA1, $password_clear . $salt) . $salt); - } else { - /* Your PHP install does not have the mhash() function */ - return false; - } - break; - case 'smd5': - if (function_exists('mhash') && function_exists('mhash_keygen_s2k')) { - mt_srand((double) microtime() * 1000000 ); - $salt = mhash_keygen_s2k(MHASH_MD5, $password_clear, substr(pack('h*', md5(mt_rand())), 0, 8), 4); - $crypted_password = '{SMD5}' . base64_encode(mhash(MHASH_MD5, $password_clear . $salt) . $salt); - } else { - /* Your PHP install does not have the mhash() function */ - return false; - } - break; - case 'samba': - if (function_exists('hash')) { - $crypted_password = hash('md4', rcube_charset::convert($password_clear, RCUBE_CHARSET, 'UTF-16LE')); - $crypted_password = strtoupper($crypted_password); - } else { - /* Your PHP install does not have the hash() function */ - return false; - } - break; - case 'clear': - default: - $crypted_password = $password_clear; + $this->_debug("S: OK [found $found records]"); + + // If no or more entries were found, return false + if ($found != 1) { + return false; } - return $crypted_password; + return ldap_get_dn($ds, ldap_first_entry($ds, $sr)); } /** - * Code originaly from the phpLDAPadmin development team - * http://phpldapadmin.sourceforge.net/ - * - * Used to generate a random salt for crypt-style passwords + * Prints debug info to the log */ - function random_salt($length) + private function _debug($str) { - $possible = '0123456789' . 'abcdefghijklmnopqrstuvwxyz' . 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' . './'; - $str = ''; - // mt_srand((double)microtime() * 1000000); - - while (strlen($str) < $length) { - $str .= substr($possible, (rand() % strlen($possible)), 1); + if ($this->debug) { + rcube::write_log('ldap', $str); } - - return $str; } + } |