WebSVN – ALCASAR – Diff – /web/acc/admin/ldap.php

 <?php
-# $Id: ldap.php 2449 2017-12-05 21:42:08Z tom.houdayer $
+# $Id: ldap.php 2451 2017-12-05 22:33:27Z tom.houdayer $
 /* written by steweb57 & Rexy */
 /****************************************************************
 *			GLOBAL FILE PATHS			*
 *****************************************************************/
 define('CONF_FILE', '/usr/local/etc/alcasar.conf');
 /****************************************************************
 *			FILE reading test			*
 *****************************************************************/
 $conf_files = array(CONF_FILE);
 foreach ($conf_files as $file) {
 	if (!file_exists($file)) {
 		exit("Fichier $file non présent");
+	}
 	if (!is_readable($file)) {
 		exit("Vous n'avez pas les droits de lecture sur le fichier $file");
+	}
+}
 /****************************************************************
 *			Read CONF_FILE				*
 *****************************************************************/
 $file_conf = fopen(CONF_FILE, 'r');
 if (!$file_conf) {
 	exit('Error opening the file '.CONF_FILE);
+}
 while (!feof($file_conf)) {
 	$buffer = fgets($file_conf, 4096);
 	if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {
 		$tmp = explode('=', $buffer, 2);
 		$conf[trim($tmp[0])] = trim($tmp[1]);
+	}
+}
 fclose($file_conf);
 /****************************************************************
 *			Choice of language			*
 *****************************************************************/
 $Language = 'en';
 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
 	$Langue	  = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
 	$Language = strtolower(substr(chop($Langue[0]), 0, 2));
+}
 if ($Language === 'fr') {		// French
 	$l_ldap_update_sucess		= "Mise à jour des paramètres LDAP réalisée avec succès";
 	$l_ldap_title			= "Authentification externe : LDAP";
 	$l_ldap_legend			= "Authentification LDAP";
 	$l_ldap_auth_enable_label	= "Activer l'authentification LDAP:";
 	$l_ldap_YES			= "OUI";
 	$l_ldap_NO			= "NON";
 	$l_ldap_server_label		= "Serveur LDAP:";
 	$l_ldap_server_text		= "Adresse IP du serveur LDAP";
 	$l_ldap_base_dn_label		= "DN de la base LDAP:";
 	$l_ldap_base_dn_text		= "DN est le 'Distinguished Name', il définit où se situent les informations des utilisateurs dans l'annuaire. Exemple LDAP: 'o=mycompany, c=FR'. Exemple AD 'ou=my_lan,dc=server_name,dc=localdomain'";
 	$l_ldap_filter_label		= "Identifiant LDAP:";
 	$l_ldap_filter_text		= "Clé utilisée lors de la recherche d'un identifiant de connexion, exemple: 'uid', 'sn', etc. Pour un AD mettre 'sAMAccountName'.";
 	$l_ldap_base_filter_label	= "Filtre de recherche d'utilisateurs LDAP:";
 	$l_ldap_base_filter_text	= "En option, vous pouvez limiter les objets recherchés avec des filtres additionnels. Par exemple 'objectClass=posixGroup' aurait comme conséquence l'utilisation de '(&amp;(uid=username)(objectClass=posixGroup))'";
 	$l_ldap_user_label		= "Utilisateur LDAP:";
 	$l_ldap_user_text		= "Nom d'utilisateur utilisé par ALCASAR pour se connecter au serveur LDAP. Laissez vide pour utiliser un accès invité (ou anomyme). Obligatoire sur un AD. exemple LDAP : 'uid=username,ou=my_lan,o=mycompany,c=FR'. Exemple AD : cn=username,ou=my_lan,dc=server_name,dc=localdomain'";
 	$l_ldap_password_label		= "Mot de passe LDAP:";
 	$l_ldap_password_text		= "Laissez vide pour un accès invité (ou anonyme). Obligatoire sur un AD.";
 	$l_ldap_submit			= "Enregistrer";
 	$l_ldap_reset			= "Annuler";
 	$l_ldap_test_network_failed	= "Pas de connectivité réseau avec le serveur LDAP.";
 	$l_ldap_test_connection_failed	= "Impossible de se connecter au serveur LDAP.";
 	$l_ldap_test_bind_ok		= "Connexion LDAP réussie...";
 	$l_ldap_test_bind_failed	= "Echec d'authentification sur le serveur LDAP... Vérifiez votre configuration";
 	$l_ldap_test_dn_ok		= "DN semble bon";
 	$l_ldap_test_dn_failed		= "DN semble mauvais";
 	$l_ldap_error			= "erreur LDAP";
 } else {				// English
 	$l_ldap_update_sucess		= "Successfull LDAP settings update";
 	$l_ldap_title			= "External authentication : LDAP";
 	$l_ldap_legend			= "LDAP authentication";
 	$l_ldap_auth_enable_label	= "Use LDAP authentication :";
 	$l_ldap_YES			= "YES";
 	$l_ldap_NO			= "NO";
 	$l_ldap_server_label		= "LDAP server :";
 	$l_ldap_server_text		= "This is the IP address of the LDAP server.";
 	$l_ldap_base_dn_label		= "LDAP base dn:";
 	$l_ldap_base_dn_text		= "This is the 'Distinguished Name', locating the user information in the directory. e.g. LDAP : 'o=MyCompany,c=US'. e.g. AD : 'ou=my_lan,dc=server_name,dc=localdomain'";
 	$l_ldap_filter_label		= "LDAP uid:";
 	$l_ldap_filter_text		= "This is the key used to search for a given login identity, e.g. 'uid', 'sn', etc.. For AD use 'sAMAccountName'.";
 	$l_ldap_base_filter_label	= "LDAP user filter:";
 	$l_ldap_base_filter_text	= "Optionally you can further limit the searched objects with additional filters. For example 'objectClass=posixGroup' would result in the use of '(&amp;(uid=username)(objectClass=posixGroup))'";
 	$l_ldap_user_label		= "LDAP user dn:";
 	$l_ldap_user_text		= "Username used by ALCASAR to connect to the LDAP server. Leave blank to use anonymous binding. Required for AD. e.g. LDAP :'uid=Username,ou=my_lan,o=mycompany,c=US'. e.g. AD : cn=username,ou=my_lan,dc=server_name,dc=localdomain'";
 	$l_ldap_password_label		= "LDAP password:";
 	$l_ldap_password_text		= "Leave blank to use anonymous binding. Required for AD.";
 	$l_ldap_submit			= "Save";
 	$l_ldap_reset			= "Reset";
 	$l_ldap_test_network_failed	= "LDAP server is not reachable.";
 	$l_ldap_test_connection_failed	= "LDAP connexion failed...";
 	$l_ldap_test_bind_ok		= "LDAP connexion success...";
 	$l_ldap_test_bind_failed	= "LDAP authentication failed...Check your ldap setup...";
 	$l_ldap_test_dn_ok              = "DN seems to be right";
 	$l_ldap_test_dn_failed          = "DN seems to be wrong";
 	$l_ldap_error			= "LDAP error";
+}
-$message = '';
-if ((isset($_GET['erreur'])) && (!empty($_GET['erreur']))) {
-	$message  = '<div style="text-align: center"><br>';
-	$message .= '<span style="font-weight: bold; color: red;">'.htmlspecialchars($erreur).'</span><br>';
-	$message .= '<br></div>';
-} else if (isset($_GET['update']) && ($_GET['update'] === 'ok')) {
-	$message  = '<div style="text-align: center"><br>';
-	$message .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update_sucess.'</span><br>';
-	$message .= '<br></div>';
-}
-// LDAP configuration params
-$ldap_status      = ($conf['LDAP'] === 'on');
-$ldap_server      = $conf['LDAP_SERVER'];
-$ldap_identity    = $conf['LDAP_USER'];
-$ldap_password    = $conf['LDAP_PASSWORD'];
-$ldap_basedn      = $conf['LDAP_BASE'];
-$ldap_filter      = $conf['LDAP_UID'];
-$ldap_base_filter = $conf['LDAP_FILTER'];
 function ldap_checkServerConfig($f_ldap_server, $f_ldap_identity, $f_ldap_password, $f_ldap_basedn, $f_ldap_filter, $f_ldap_port = 389) {
 	// Test connect to the LDAP server
 	if (!$sock = @fsockopen($f_ldap_server, $f_ldap_port, $num, $error, 2)) {
 		// no network connection
 		return -1;
+	}
 	fclose($sock);
 	// Test connect to the LDAP server
 	$ldapconn = ldap_connect($f_ldap_server, $f_ldap_port);
 	ldap_set_option($ldapconn, LDAP_OPT_TIMELIMIT, 2);
 	if (!$ldapconn) {
 		// LDAP connection failed
 		return -2;
+	}
 	$ldapbind = ldap_bind($ldapconn, $f_ldap_identity, $f_ldap_password);
 	if (!$ldapbind) {
 		// Test LDAP Version 3
 		ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
 		$ldapbind = ldap_bind($ldapconn, $f_ldap_identity, $f_ldap_password);
 		if (!$ldapbind) {
 			// LDAP Bind failed
 			return 0;
+		}
+	}
 	ldap_unbind($ldapconn);
 	// try search
 	$query = $f_ldap_filter.'=*';
 	if (ldap_search($ldapconn, $f_ldap_basedn, $query)) {
 		return 2;
 	} else {
 		return 1;
+	}
+}
+$messages = '';
+if (isset($_POST['auth_enable'])) {
+	if ($_POST['auth_enable'] === '1') {
+		$varErrors = [];
+		if (isset($_POST['ldap_server']))      $ldap_server      = $_POST['ldap_server'];      else array_push($varErrors, 'Variable error "ldap_server"');
+		if (isset($_POST['ldap_base_dn']))     $ldap_base_dn     = $_POST['ldap_base_dn'];     else array_push($varErrors, 'Variable error "ldap_base_dn"');
+		if (isset($_POST['ldap_filter']))      $ldap_filter      = $_POST['ldap_filter'];      else array_push($varErrors, 'Variable error "ldap_filter"');
+		if (isset($_POST['ldap_base_filter'])) $ldap_base_filter = $_POST['ldap_base_filter']; else array_push($varErrors, 'Variable error "ldap_base_filter"');
+		if (isset($_POST['ldap_user']))        $ldap_user        = $_POST['ldap_user'];        else array_push($varErrors, 'Variable error "ldap_user"');
+		if (isset($_POST['ldap_password']))    $ldap_password    = $_POST['ldap_password'];    else array_push($varErrors, 'Variable error "ldap_password"');
+		// Validation
+		if (isset($ldap_server)) {
+			if ((!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) && (preg_match('/^[a-zA-Z0-9-_.]+$/', $ldap_server))) {
+				$ldap_server = gethostbyname($ldap_server);
+			}
+			if (!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) {
+				array_push($varErrors, 'Invalid LDAP server IP');
+			}
+		}
+		if (!empty($varErrors)) {
+			$messages .= '<div style="text-align: center"><br>';
+			foreach ($varErrors as $error) {
+				$messages .= '<span style="font-weight: bold; color: red;">'.$error.'</span><br>';
+			}
+			$messages .= '<br></div>';
+		} else {
+			exec('sed -i \'s/^LDAP=.*/LDAP=on/g\' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_SERVER=.*/LDAP_SERVER=$ldap_server/g").' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_BASE=.*/LDAP_BASE=$ldap_base_dn/g").' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_UID=.*/LDAP_UID=$ldap_filter/g").' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_FILTER=.*/LDAP_FILTER=$ldap_filter/g").' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_USER=.*/LDAP_USER=$ldap_user/g").' '.CONF_FILE);
+			exec('sed -i '.escapeshellarg("s/^LDAP_PASSWORD=.*/LDAP_PASSWORD=$ldap_password/g").' '.CONF_FILE);
+			exec('sudo /usr/local/bin/alcasar-ldap.sh --on');
+			$messages .= '<div style="text-align: center"><br>';
+			$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update_sucess.'</span><br>';
+			$messages .= '<br></div>';
+		}
+	} else {
+		exec('sed -i "s/^LDAP=.*/LDAP=off/g" '.CONF_FILE);
+		exec('sudo /usr/local/bin/alcasar-ldap.sh --off');
+		$messages .= '<div style="text-align: center"><br>';
+		$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update_sucess.'</span><br>';
+		$messages .= '<br></div>';
+	}
+	// Reload configuration
+	$file_conf = fopen(CONF_FILE, 'r');
+	if (!$file_conf) {
+		exit('Error opening the file '.CONF_FILE);
+	}
+	while (!feof($file_conf)) {
+		$buffer = fgets($file_conf, 4096);
+		if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {
+			$tmp = explode('=', $buffer, 2);
+			$conf[trim($tmp[0])] = trim($tmp[1]);
+		}
+	}
+	fclose($file_conf);
+}
+// LDAP configuration params
+$ldap_status      = ($conf['LDAP'] === 'on');
+$ldap_server      = $conf['LDAP_SERVER'];
+$ldap_identity    = $conf['LDAP_USER'];
+$ldap_password    = $conf['LDAP_PASSWORD'];
+$ldap_basedn      = $conf['LDAP_BASE'];
+$ldap_filter      = $conf['LDAP_UID'];
+$ldap_base_filter = $conf['LDAP_FILTER'];
 // TODO : check LDAP PHP extension loaded?
 // if (!extension_loaded('ldap')) {
 // 	exit();
 // }
 $pos = strpos($ldap_server, '//');
 if ($pos !== false) {
 	// TODO : useless?
 	$new_ldap_server = explode('//', $ldap_server); // pour discriminer le host et le protocole dans la notation "ldap://192.168.182.10" ou "ldaps://monldap.monentreperise.com"
 } else {
 	$new_ldap_server = $ldap_server;
+}
 if ($ldap_status) {
 	$serverCheckResult = ldap_checkServerConfig($new_ldap_server, $ldap_identity, $ldap_password, $ldap_basedn, $ldap_filter);
+}
 ?>
 <!DOCTYPE html>
 <html>
 <head>
 	<meta charset="UTF-8">
 	<title><?= $l_ldap_title ?></title>
 	<link type="text/css" href="/css/style.css" rel="stylesheet">
 	<link type="text/css" href="/css/acc.css" rel="stylesheet">
 	<link type="text/css" href="/css/ldap.css" rel="stylesheet">
 	<script>
 	function onLdapStatusChange() {
 		var listToDisables = ['ldap_server', 'ldap_dn', 'ldap_filter', 'ldap_base_filter', 'ldap_user', 'ldap_password'];
 		if (document.getElementById("auth_enable").value === '1') {
 			for (var i=0; i<listToDisables.length; i++) {
 				document.getElementById(listToDisables[i]).style.backgroundColor = '#ffffff';
 				document.getElementById(listToDisables[i]).disabled = false;
+			}
 		} else {
 			for (var i=0; i<listToDisables.length; i++) {
 				document.getElementById(listToDisables[i]).style.backgroundColor = '#c0c0c0';
 				document.getElementById(listToDisables[i]).disabled = true;
+			}
+		}
+	}
 	</script>
 </head>
 <body onLoad="onLdapStatusChange();">
 	<div class="panel">
 		<div class="panel-header"><?= $l_ldap_legend ?></div>
 		<div class="panel-body">
-			<form name="config_ldap" method="post" action="update_ldap.php">
+			<form name="config_ldap" method="POST" action="<?= htmlspecialchars($_SERVER['PHP_SELF']) ?>">
 				<fieldset>
 					<legend>
-						<?= $message ?>
+						<?= $messages ?>
 						<?php if ($ldap_status): ?>
 							<div style="text-align: center"><br>
 								<?php if ($serverCheckResult === -2): ?>
 									<span style="color: red"><?= $l_ldap_test_connection_failed ?></span>
 								<?php elseif ($serverCheckResult === -1): ?>
 									<span style="color: red"><?= $l_ldap_test_network_failed ?></span>
 								<?php elseif ($serverCheckResult === 0): ?>
 									<span style="color: red"><?= $l_ldap_test_bind_failed ?></span>
 								<?php elseif ($serverCheckResult === 1): ?>
 										<span style="color: green"><?= $l_ldap_test_bind_ok ?></span>
 										<br>";
 										<span style="color: red"><?= $l_ldap_test_dn_failed ?></span>
 								<?php elseif ($serverCheckResult === 2): ?>
 										<span style="color: green"><?= $l_ldap_test_bind_ok ?></span>
 										<br>";
 										<span style="color: green"><?= $l_ldap_test_dn_ok ?></span>
 								<?php else: ?>
 									<span><?= $l_ldap_error ?></span>
 								<?php endif ?>
 								<br><br>
 							</div>
 						<?php endif ?>
 					</legend>
 					<dl>
 						<dt>
 							<label for="auth_enable"><?= $l_ldap_auth_enable_label ?></label>
 						</dt>
 						<dd>
 							<select id="auth_enable" name="auth_enable" onchange="onLdapStatusChange();">
 								<option value="1"<?= ($ldap_status)  ? ' selected="selected"' : '' ?>><?= $l_ldap_YES ?></option>
 								<option value="0"<?= (!$ldap_status) ? ' selected="selected"' : '' ?>><?= $l_ldap_NO ?></option>
 							</select>
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_server"><?= $l_ldap_server_label ?></label><br>
 							<?= $l_ldap_server_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_server" size="40" name="ldap_server" value="<?= htmlspecialchars($ldap_server) ?>">
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_dn"><?= $l_ldap_base_dn_label ?></label><br>
 							<?= $l_ldap_base_dn_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_dn" size="40" name="ldap_base_dn" value="<?= htmlspecialchars($ldap_basedn) ?>">
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_filter"><?= $l_ldap_filter_label ?></label><br>
 							<?= $l_ldap_filter_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_filter" size="40" name="ldap_filter" value="<?= htmlspecialchars($ldap_filter) ?>">
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_base_filter"><?= $l_ldap_base_filter_label ?></label><br>
 							<?= $l_ldap_base_filter_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_base_filter" size="40" name="ldap_base_filter" value="<?= htmlspecialchars($ldap_base_filter) ?>">
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_user"><?= $l_ldap_user_label ?></label><br>
 							<?= $l_ldap_user_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_user" size="40" name="ldap_user" value="<?= htmlspecialchars($ldap_identity) ?>">
 						</dd>
 					</dl>
 					<dl>
 						<dt>
 							<label for="ldap_password"><?= $l_ldap_password_label ?></label><br>
 							<?= $l_ldap_password_text ?>
 						</dt>
 						<dd>
 							<input id="ldap_password" type="password" size="40" name="ldap_password" value="<?= htmlspecialchars($ldap_password) ?>">
 						</dd>
 					</dl>
 					<p>
 						<input id="submit" type="submit" value="<?= $l_ldap_submit ?>" name="submit">
 						<input id="reset" type="reset" value="<?= $l_ldap_reset ?>" name="reset">
 					</p>
 				</fieldset>
 			</form>
 		</div>
 	</div>
 </body>
 </html>

Subversion Repositories ALCASAR

(root)/web/acc/admin/ldap.php @ 2714 – Rev 2449 → 2451