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Merged in bugfix/HOR-4203 (pull request #6242)

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Bugfix/HOR-4203

Approved-by: Julio Cesar Laura Avendaño <contact@julio-laura.com>
This commit is contained in:
David Callizaya
2017-12-19 15:57:28 +00:00
committed by Julio Cesar Laura Avendaño
parent 6996314560 3b3837eaef
commit 4c63633189
1 changed files with 184 additions and 198 deletions
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382
rbac/engine/classes/plugins/class.ldap.php
View File

@@ -1,211 +1,197 @@
<?php
/**
* class.ldap.php
*
* ProcessMaker Open Source Edition
* Copyright (C) 2004 - 2008 Colosa Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
* Coral Gables, FL, 33134, USA, or email info@colosa.com.
*
*/
/**
*
* LDAP plugin for RBAC class
*
* @author Fernando Ontiveros
* @package rbac-classes-model
* @access public
*/
class LDAP
{
var $sAuthSource = '';
public $sAuthSource = '';
public $aUserInfo = array();
public $sSystem = '';
public $sLdapLog = '';
private static $instance = null;
var $aUserInfo = array();
var $sSystem = '';
var $sLdapLog = '';
public function __construct()
{
static private $instance = NULL;
function __construct() {
}
function &getSingleton() {
if (self::$instance == NULL) {
self::$instance = new RBAC();
}
return self::$instance;
}
function log ( $_link , $text ) {
$this->sLdapLog .= $text . ": ". @ldap_errno($_link) . ','. @ldap_error($_link) . "\n";
}
/**
* Autentificacion de un usuario a traves de la clase RBAC_user
*
* verifica que un usuario tiene derechos de iniciar una aplicacion
*
* @author Fernando Ontiveros Lira <fernando@colosa.com>
* @access public
* @param string $strUser UserId (login) de usuario
* @param string $strPass Password
* @return
* -1: no existe usuario
* -2: password errado
* -3: usuario inactivo
* -4: usuario vencido
* n : uid de usuario
*/
function VerifyLogin( $strUser, $strPass) {
//get the AuthSource properties
if ( strlen($strPass) == 0) return -2;
$RBAC = RBAC::getSingleton();
$aAuthSource = $RBAC->authSourcesObj->load($this->sAuthSource );
$sAuthHost = $aAuthSource['AUTH_SOURCE_SERVER_NAME'];
$sAuthPort = $aAuthSource['AUTH_SOURCE_PORT'];
$sAuthTls = $aAuthSource['AUTH_SOURCE_ENABLED_TLS'];
$sAuthBaseDn = $aAuthSource['AUTH_SOURCE_BASE_DN'];
$sAuthFilter = $aAuthSource['AUTH_SOURCE_OBJECT_CLASSES'];
$sAuthType = 'AD';
$sAuthVersion = $aAuthSource['AUTH_SOURCE_VERSION'];
$aAttributes = $aAuthSource['AUTH_SOURCE_ATTRIBUTES'];//array ('dn',"cn", "samaccountname", "givenname", "sn", "mail");
$sAuthUser = $aAuthSource['AUTH_SOURCE_SEARCH_USER'];
$sAuthPass = $aAuthSource['AUTH_SOURCE_PASSWORD'];
$_link = @ldap_connect( $sAuthHost, $sAuthPort );
$this->log ( $_link, "ldap connect" );
ldap_set_option($_link, LDAP_OPT_PROTOCOL_VERSION, $sAuthVersion);
$this->log ( $_link, "ldap set Protocol Version $sAuthVersion" );
ldap_set_option($_link, LDAP_OPT_REFERRALS, 0);
$this->log ( $_link, "ldap set option Referrals" );
if ( isset($sAuthTls) && $sAuthTls ) {
@ldap_start_tls($_link);
$this->log ( $_link, "start tls" );
}
$bind = @ldap_bind($_link);
$this->log ( $_link, "ldap bind anonymous" );
$validUserPass = @ldap_bind($_link, $strUser,$strPass );
$this->log ( $_link, "ldap binding with user $strUser" );
return $validUserPass ;
}
function searchUsers($sKeyword) {
$sKeyword = trim($sKeyword);
$RBAC = RBAC::getSingleton();
$aAuthSource = $RBAC->authSourcesObj->load($this->sAuthSource);
$pass =explode("_",$aAuthSource['AUTH_SOURCE_PASSWORD']);
foreach($pass as $index => $value) {
if($value == '2NnV3ujj3w'){
$aAuthSource['AUTH_SOURCE_PASSWORD'] = G::decrypt($pass[0],$aAuthSource['AUTH_SOURCE_SERVER_NAME']);
}
}
$oLink = @ldap_connect($aAuthSource['AUTH_SOURCE_SERVER_NAME'], $aAuthSource['AUTH_SOURCE_PORT']);
@ldap_set_option($oLink, LDAP_OPT_PROTOCOL_VERSION, $aAuthSource['AUTH_SOURCE_VERSION']);
@ldap_set_option($oLink, LDAP_OPT_REFERRALS, 0);
if (isset($aAuthSource['AUTH_SOURCE_ENABLED_TLS']) && $aAuthSource['AUTH_SOURCE_ENABLED_TLS']) {
@ldap_start_tls($oLink);
}
if ($aAuthSource['AUTH_ANONYMOUS'] == '1') {
$bBind = @ldap_bind($oLink);
}
else {
$bBind = @ldap_bind($oLink, $aAuthSource['AUTH_SOURCE_SEARCH_USER'], $aAuthSource['AUTH_SOURCE_PASSWORD']);
}
if ( !$bBind ) {
throw new Exception('Unable to bind to server : ' . $aAuthSource['AUTH_SOURCE_SERVER_NAME'] . ' in port ' . $aAuthSource['AUTH_SOURCE_PORT']);
}
if (substr($sKeyword , -1) != '*') {
if ($sKeyword != '') {
$sKeyword = '*' . $sKeyword . '*';
}
else {
$sKeyword .= '*';
}
}
$additionalFilter = isset($aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_ADDITIONAL_FILTER']) ? trim($aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_ADDITIONAL_FILTER']) : '';
$sFilter = '(&(|(objectClass=*))';
if ( isset( $aAuthSource['AUTH_SOURCE_DATA']['LDAP_TYPE']) && $aAuthSource['AUTH_SOURCE_DATA']['LDAP_TYPE'] == 'ad' ) {
$sFilter = "(&(|(objectClass=*))(|(samaccountname=$sKeyword)(userprincipalname=$sKeyword))$additionalFilter)";
}
else
$sFilter = "(&(|(objectClass=*))(|(uid=$sKeyword)(cn=$sKeyword))$additionalFilter)";
//G::pr($sFilter);
$aUsers = array();
$oSearch = @ldap_search($oLink, $aAuthSource['AUTH_SOURCE_BASE_DN'], $sFilter, array('dn','uid','samaccountname', 'cn','givenname','sn','mail','userprincipalname','objectcategory', 'manager'));
if ($oError = @ldap_errno($oLink)) {
return $aUsers;
}
else {
if ($oSearch) {
if (@ldap_count_entries($oLink, $oSearch) > 0) {
$sUsername = '';
$oEntry = @ldap_first_entry($oLink, $oSearch);
$uidUser = isset ( $aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_IDENTIFIER_FOR_USER'] ) ? $aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_IDENTIFIER_FOR_USER'] : 'uid';
do {
$aAttr = $this->getLdapAttributes ( $oLink, $oEntry );
$sUsername = isset($aAttr[ $uidUser ]) ? $aAttr[ $uidUser ] : '';
if ($sUsername != '') {
// note added by gustavo cruz gustavo-at-colosa.com
// assign the givenname and sn fields if these are set
$aUsers[] = array('sUsername' => $sUsername,
'sFullname' => $aAttr['cn'],
'sFirstname' => isset($aAttr['givenname']) ? $aAttr['givenname'] : '',
'sLastname' => isset($aAttr['sn']) ? $aAttr['sn'] : '',
'sEmail' => isset($aAttr['mail']) ? $aAttr['mail'] : ( isset($aAttr['userprincipalname'])?$aAttr['userprincipalname'] : '') ,
'sDN' => $aAttr['dn'] );
}
} while ($oEntry = @ldap_next_entry($oLink, $oEntry));
public function &getSingleton()
{
if (self::$instance == null) {
self::$instance = new RBAC();
}
}
return $aUsers;
return self::$instance;
}
}
function getLdapAttributes ( $oLink, $oEntry ) {
$aAttrib['dn'] = @ldap_get_dn($oLink, $oEntry);
$aAttr = @ldap_get_attributes($oLink, $oEntry);
for ( $iAtt = 0 ; $iAtt < $aAttr['count']; $iAtt++ ) {
switch ( $aAttr[ $aAttr[$iAtt] ]['count'] ) {
case 0: $aAttrib[ strtolower($aAttr[$iAtt]) ]= '';
break;
case 1: $aAttrib[ strtolower($aAttr[$iAtt]) ]= $aAttr[ $aAttr[$iAtt] ][0];
break;
default:
$aAttrib[ strtolower($aAttr[$iAtt]) ]= $aAttr[ $aAttr[$iAtt] ];
unset( $aAttrib[ $aAttr[$iAtt] ]['count'] );
break;
}
public function log($_link, $text)
{
$this->sLdapLog .= $text . ": " . @ldap_errno($_link) . ',' . @ldap_error($_link) . "\n";
}
/**
* Autentificacion de un usuario a traves de la clase RBAC_user
*
* verifica que un usuario tiene derechos de iniciar una aplicacion
*
* @author Fernando Ontiveros Lira <fernando@colosa.com>
* @access public
* @param string $strUser UserId (login) de usuario
* @param string $strPass Password
* @return
* -1: no existe usuario
* -2: password errado
* -3: usuario inactivo
* -4: usuario vencido
* n : uid de usuario
*/
public function VerifyLogin($strUser, $strPass)
{
//get the AuthSource properties
if (strlen($strPass) == 0) {
return -2;
}
$RBAC = RBAC::getSingleton();
$aAuthSource = $RBAC->authSourcesObj->load($this->sAuthSource);
$sAuthHost = $aAuthSource['AUTH_SOURCE_SERVER_NAME'];
$sAuthPort = $aAuthSource['AUTH_SOURCE_PORT'];
$sAuthTls = $aAuthSource['AUTH_SOURCE_ENABLED_TLS'];
$sAuthBaseDn = $aAuthSource['AUTH_SOURCE_BASE_DN'];
$sAuthFilter = $aAuthSource['AUTH_SOURCE_OBJECT_CLASSES'];
$sAuthType = 'AD';
$sAuthVersion = $aAuthSource['AUTH_SOURCE_VERSION'];
$aAttributes = $aAuthSource['AUTH_SOURCE_ATTRIBUTES']; //array ('dn',"cn", "samaccountname", "givenname", "sn", "mail");
$sAuthUser = $aAuthSource['AUTH_SOURCE_SEARCH_USER'];
$sAuthPass = $aAuthSource['AUTH_SOURCE_PASSWORD'];
$_link = @ldap_connect($sAuthHost, $sAuthPort);
$this->log($_link, "ldap connect");
ldap_set_option($_link, LDAP_OPT_PROTOCOL_VERSION, $sAuthVersion);
$this->log($_link, "ldap set Protocol Version $sAuthVersion");
ldap_set_option($_link, LDAP_OPT_REFERRALS, 0);
$this->log($_link, "ldap set option Referrals");
if (isset($sAuthTls) && $sAuthTls) {
@ldap_start_tls($_link);
$this->log($_link, "start tls");
}
$bind = @ldap_bind($_link);
$this->log($_link, "ldap bind anonymous");
$validUserPass = @ldap_bind($_link, $strUser, $strPass);
$this->log($_link, "ldap binding with user $strUser");
return $validUserPass;
}
public function searchUsers($sKeyword)
{
$sKeyword = trim($sKeyword);
$RBAC = RBAC::getSingleton();
$aAuthSource = $RBAC->authSourcesObj->load($this->sAuthSource);
$pass = explode("_", $aAuthSource['AUTH_SOURCE_PASSWORD']);
foreach ($pass as $index => $value) {
if ($value == '2NnV3ujj3w') {
$aAuthSource['AUTH_SOURCE_PASSWORD'] = G::decrypt($pass[0],
$aAuthSource['AUTH_SOURCE_SERVER_NAME']);
}
}
$oLink = @ldap_connect($aAuthSource['AUTH_SOURCE_SERVER_NAME'],
$aAuthSource['AUTH_SOURCE_PORT']);
@ldap_set_option($oLink, LDAP_OPT_PROTOCOL_VERSION,
$aAuthSource['AUTH_SOURCE_VERSION']);
@ldap_set_option($oLink, LDAP_OPT_REFERRALS, 0);
if (isset($aAuthSource['AUTH_SOURCE_ENABLED_TLS']) && $aAuthSource['AUTH_SOURCE_ENABLED_TLS']) {
@ldap_start_tls($oLink);
}
if ($aAuthSource['AUTH_ANONYMOUS'] == '1') {
$bBind = @ldap_bind($oLink);
} else {
$bBind = @ldap_bind($oLink, $aAuthSource['AUTH_SOURCE_SEARCH_USER'],
$aAuthSource['AUTH_SOURCE_PASSWORD']);
}
if (!$bBind) {
throw new Exception('Unable to bind to server : ' . $aAuthSource['AUTH_SOURCE_SERVER_NAME'] . ' in port ' . $aAuthSource['AUTH_SOURCE_PORT']);
}
if (substr($sKeyword, -1) != '*') {
if ($sKeyword != '') {
$sKeyword = '*' . $sKeyword . '*';
} else {
$sKeyword .= '*';
}
}
$additionalFilter = isset($aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_ADDITIONAL_FILTER'])
? trim($aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_ADDITIONAL_FILTER'])
: '';
$sFilter = '(&(|(objectClass=*))';
if (isset($aAuthSource['AUTH_SOURCE_DATA']['LDAP_TYPE']) && $aAuthSource['AUTH_SOURCE_DATA']['LDAP_TYPE']
== 'ad') {
$sFilter = "(&(|(objectClass=*))(|(samaccountname=$sKeyword)(userprincipalname=$sKeyword))$additionalFilter)";
} else {
$sFilter = "(&(|(objectClass=*))(|(uid=$sKeyword)(cn=$sKeyword))$additionalFilter)";
}
$aUsers = array();
$oSearch = @ldap_search($oLink, $aAuthSource['AUTH_SOURCE_BASE_DN'],
$sFilter,
array('dn', 'uid', 'samaccountname', 'cn', 'givenname',
'sn', 'mail', 'userprincipalname', 'objectcategory', 'manager'));
if ($oError = @ldap_errno($oLink)) {
return $aUsers;
} else {
if ($oSearch) {
if (@ldap_count_entries($oLink, $oSearch) > 0) {
$sUsername = '';
$oEntry = @ldap_first_entry($oLink, $oSearch);
$uidUser = isset($aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_IDENTIFIER_FOR_USER'])
? $aAuthSource['AUTH_SOURCE_DATA']['AUTH_SOURCE_IDENTIFIER_FOR_USER']
: 'uid';
do {
$aAttr = $this->getLdapAttributes($oLink, $oEntry);
$sUsername = isset($aAttr[$uidUser]) ? $aAttr[$uidUser] : '';
if ($sUsername != '') {
// note added by gustavo cruz gustavo-at-colosa.com
// assign the givenname and sn fields if these are set
$aUsers[] = [
'sUsername' => $sUsername,
'sFullname' => isset($aAttr['cn']) ? $aAttr['cn'] : '',
'sFirstname' => isset($aAttr['givenname']) ? $aAttr['givenname'] : '',
'sLastname' => isset($aAttr['sn']) ? $aAttr['sn'] : '',
'sEmail' => isset($aAttr['mail'])
? $aAttr['mail']
: (isset($aAttr['userprincipalname']) ? $aAttr['userprincipalname'] : ''),
'sDN' => $aAttr['dn']
];
}
} while ($oEntry = @ldap_next_entry($oLink, $oEntry));
}
}
return $aUsers;
}
}
public function getLdapAttributes($oLink, $oEntry)
{
$aAttrib['dn'] = @ldap_get_dn($oLink, $oEntry);
$aAttr = @ldap_get_attributes($oLink, $oEntry);
for ($iAtt = 0; $iAtt < $aAttr['count']; $iAtt++) {
switch ($aAttr[$aAttr[$iAtt]]['count']) {
case 0: $aAttrib[strtolower($aAttr[$iAtt])] = '';
break;
case 1: $aAttrib[strtolower($aAttr[$iAtt])] = $aAttr[$aAttr[$iAtt]][0];
break;
default:
$aAttrib[strtolower($aAttr[$iAtt])] = $aAttr[$aAttr[$iAtt]];
unset($aAttrib[$aAttr[$iAtt]]['count']);
break;
}
}
return $aAttrib;
}
return $aAttrib;
}
}