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<?php
# $Id: ldap.php 3108 2023-01-08 21:46:19Z rexy $
/* written by steweb57, Rexy & Tom HOUDAYER */
/****************************************************************
* 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') {
$l_ldap_update = "Mise à jour des paramètres LDAP effectuée";
$l_ldap_title = "Authentification externe : LDAP";
$l_ldap_legend = "Authentification LDAP";
$l_ldap_auth_enable_label = "Éditer la configuration LDAP:";
$l_ldap_YES = "OUI";
$l_ldap_NO = "NON";
$l_ldap_server_label = "Serveur LDAP:";
$l_ldap_server_text = "Adresse IP du serveur";
$l_ldap_base_dn_label = "DN de la base:";
$l_ldap_base_dn_text = "Le DN (Distinguished Name) définit où se situent les informations des utilisateurs dans l'annuaire.<br> - Exemple LDAP: 'o=mycompany, c=FR'.<br> - Exemple AD 'cn=Users,dc=server_name,dc=localdomain'";
$l_ldap_uid_label = "Identifiant d'utilisateur (UID):";
$l_ldap_uid_text = "Clé utilisée pour rechercher un identifiant de connexion.<br> - Exemple LDAP: 'uid', 'sn', etc.<br> - Pour A.D. mettre 'sAMAccountName'.";
$l_ldap_base_filter_label = "Filtre de recherche des utilisateurs (optionnel):";
$l_ldap_base_filter_text = "Vous pouvez limiter les objets recherchés avec des filtres additionnels.<br> Exemple 'objectClass=posixGroup' ajouterait le filtre '(&(uid=username)(objectClass=posixGroup))'";
$l_ldap_user_label = "CN de l'utilisateur exploité par ALCASAR:";
$l_ldap_user_text = "CN=Common Name. Laissez vide pour utiliser un accès invité (ou anonyme). Obligatoire sur un AD.<br> - Exemple LDAP : 'uid=username,ou=my_lan,o=mycompany,c=FR'.<br> - Exemple AD : 'username' ou 'cn=username,cn=Users,dc=server_name,dc=localdomain'";
$l_ldap_password_label = "Mot de passe:";
$l_ldap_password_text = "Laissez vide pour un accès invité (ou anonyme). Obligatoire sur un AD.";
$l_ldap_ssl_label = "Connexion chiffrée";
$l_ldap_ssl_text = "Utiliser une connexion chiffré avec SSL (LDAPS)";
$l_ldap_cert_required_label = "Vérifier le certificat SSL";
$l_ldap_cert_required_text = "Vérifier que le serveur LDAP utilise un certificat connu";
$l_ldap_cert_label = "Certificat SSL (CA)";
$l_ldap_cert_text = "Certificat de l'authorité de certification signant celui du serveur LDAP";
$l_ad_dns_domain_label = "Nom de domaine interne";
$l_ad_dns_domain_text = "Nom de domaine qui sera redirigé vers le serveur DNS de l'annuaire LDAP (vide pour désactivé)";
$l_ldap_cert_status_cur = "Certificat actuel : ";
$l_ldap_cert_status_no = "Aucun certificat installé";
$l_ldap_submit = "Enregistrer";
$l_ldap_test_service_failed = "Service LDAP injoignable sur ce serveur (vérifiez l'@IP).";
$l_ldap_test_service_ok = "Un port 389 (636 avec SSL) est actif sur ce serveur";
$l_ldap_test_connection_failed = "Connexion LDAP impossible (vérifiez le service LDAP sur ce serveur)";
$l_ldap_test_connection_ok = "Une connexion LDAP a été établie";
$l_ldap_test_bind_failed = "Echec d'authentification (vérifiez l'utilisateur et le mot de passe)";
$l_ldap_test_bind_ok = "L'authentification a réussie";
$l_ldap_test_dn_failed = "Le DN de la base semble incorrect (vérifiez le)";
$l_ldap_test_dn_ok = "Le DN de la base semble correct";
$l_ldap_error = "erreur LDAP";
$l_ldap_entries = "entrées dans la base";
$l_ldap_cert_cn_diff_dn = "Le CommonName du certificat (§cert_domainName§) est différent du nom de domaine du serveur";
$l_check = "Vérifier cette configuration";
$l_checkingConf = "Vérification de cette configuration...";
} else if ($Language === 'es') {
$l_ldap_update = "Configuración de LDAP actualizada";
$l_ldap_title = "Autenticación externa : LDAP";
$l_ldap_legend = "LDAP autenticación";
$l_ldap_auth_enable_label = "Editar la configuración LDAP:";
$l_ldap_YES = "SI";
$l_ldap_NO = "NO";
$l_ldap_server_label = "Servidor LDAP:";
$l_ldap_server_text = "Dirección IP del servidor LDAP.";
$l_ldap_base_dn_label = "DN de la base:";
$l_ldap_base_dn_text = "El DN (Distinguished Name) se utiliza para ubicar la información de los usuarios en el directorio.<br> e.g. LDAP : 'o=MiEmpresa,c=AR'.<br> e.g. AD : 'cn=Users,dc=nombre_servidor,dc=localdomain'";
$l_ldap_uid_label = "Identificador de usuario (UID):";
$l_ldap_uid_text = "Clave utilizada para buscar una identidad de inicio de sesión determinada.<br>Ej. 'uid', 'sn', etc.. Para AD usar 'sAMAccountName'.";
$l_ldap_base_filter_label = "Filtro de búsqueda de usuario (opcional):";
$l_ldap_base_filter_text = "Puede limitar aún más los objetos buscados con filtros adicionales.<br> Por ejemplo'objectClass=posixGroup' daría como resultado el uso de '(&(uid=username)(objectClass=posixGroup))'";
$l_ldap_user_label = "CN del usuario operador ALCASAR:";
$l_ldap_user_text = "CN=Common Name. Déjelo en blanco para enlace anónimo. Obligatorio para AD.<br> Ej. LDAP :'uid=Usuario,ou=mi_Red,o=miEmpresa,c=AR'.<br> Ej. AD : 'username' or 'cn=username,cn=Users,dc=server_name,dc=localdomain'";
$l_ldap_password_label = "Contraseña:";
$l_ldap_password_text = "Déjelo en blanco para usar un enlace anónimo. Obligatorio para AD.";
$l_ldap_ssl_label = "Conexión segura";
$l_ldap_ssl_text = "Use una conexión encriptada con SSL (LDAPS)";
$l_ldap_cert_required_label = "Comprueba el certificado SSL";
$l_ldap_cert_required_text = "Verifique que el servidor LDAP use un certificado confiable";
$l_ldap_cert_label = "Certificado (CA) SSL";
$l_ldap_cert_text = "Certificado de la autoridad de certificación que firmó el certificado del servidor LDAP";
$l_ad_dns_domain_label = "Nombre de dominio interno";
$l_ad_dns_domain_text = "Nombre de dominio que se reenviará al servidor DNS del directorio LDAP (vacío para desactivar)";
$l_ldap_cert_status_cur = "Certificado actual:";
$l_ldap_cert_status_no = "Ningún certificado importado";
$l_ldap_submit = "Guardar";
$l_ldap_test_service_failed = "El servicio LDAP no es accesible en ese servidor (verifique la IP)";
$l_ldap_test_service_ok = "El puerto 389 (636 con SSL) está abierto en este servidor";
$l_ldap_test_connection_failed = "La conexión LDAP falló (verifique el servicio LDAP en este servidor)";
$l_ldap_test_connection_ok = "Se establece una conexión LDAP";
$l_ldap_test_bind_failed = "La autenticación LDAP falló (verifique el usuario LDAP y la contraseña)";
$l_ldap_test_bind_ok = "Autenticación exitosa";
$l_ldap_test_dn_failed = "DN de la base parece ser erróneo (verifíquelo)";
$l_ldap_test_dn_ok = "DN de la base parece estar bien";
$l_ldap_error = "error LDAP";
$l_ldap_entries = "entradas en la base";
$l_ldap_cert_cn_diff_dn = "El CommonName del certificado (§cert_domainName§) es diferente del nombre de dominio del servidor";
$l_check = "Verifique éste paramétro";
$l_checkingConf = "Verificando ésta configuración...";
} else {
$l_ldap_update = "LDAP settings updated";
$l_ldap_title = "External authentication : LDAP";
$l_ldap_legend = "LDAP authentication";
$l_ldap_auth_enable_label = "Edit the LDAP configuration :";
$l_ldap_YES = "YES";
$l_ldap_NO = "NO";
$l_ldap_server_label = "LDAP server :";
$l_ldap_server_text = "IP address of the LDAP server.";
$l_ldap_base_dn_label = "DN of the base:";
$l_ldap_base_dn_text = "The DN (Distinguished Name) is used to locate the users information in the directory.<br> e.g. LDAP : 'o=MyCompany,c=US'.<br> e.g. AD : 'cn=Users,dc=server_name,dc=localdomain'";
$l_ldap_uid_label = "User IDentifier (UID):";
$l_ldap_uid_text = "Key used to search for a given login identity.<br>e.g. 'uid', 'sn', etc.. For AD use 'sAMAccountName'.";
$l_ldap_base_filter_label = "User search filter (optional):";
$l_ldap_base_filter_text = "You can further limit the searched objects with additional filters.<br> For example 'objectClass=posixGroup' would result in the use of '(&(uid=username)(objectClass=posixGroup))'";
$l_ldap_user_label = "CN of the user operated by ALCASAR:";
$l_ldap_user_text = "CN=Common Name. Leave blank to use anonymous binding. Mandatory for AD.<br> e.g. LDAP :'uid=Username,ou=my_lan,o=mycompany,c=US'.<br> e.g. AD : 'username' or 'cn=username,cn=Users,dc=server_name,dc=localdomain'";
$l_ldap_password_label = "Password:";
$l_ldap_password_text = "Leave blank to use anonymous binding. Mandatory for AD.";
$l_ldap_ssl_label = "Secure connection";
$l_ldap_ssl_text = "Use an encrypted connection with SSL (LDAPS)";
$l_ldap_cert_required_label = "Check the SSL certificate";
$l_ldap_cert_required_text = "Verify that the LDAP server uses a trusted certificate";
$l_ldap_cert_label = "SSL certificate (CA)";
$l_ldap_cert_text = "Certificate of the certification authority that signed the LDAP server certificate";
$l_ad_dns_domain_label = "Internal domain name";
$l_ad_dns_domain_text = "Domain name that will be forwarded to the DNS server of the LDAP directory (empty for disabled)";
$l_ldap_cert_status_cur = "Current certificate:";
$l_ldap_cert_status_no = "No certificate imported";
$l_ldap_submit = "Save";
$l_ldap_test_service_failed = "LDAP service is not reachable on that server (check IP)";
$l_ldap_test_service_ok = "A port 389 (636 with SSL) is open on this server";
$l_ldap_test_connection_failed = "LDAP connexion failed (check the LDAP service on this server)";
$l_ldap_test_connection_ok = "A LDAP connexion is established";
$l_ldap_test_bind_failed = "LDAP authentication failed (check the LDAP user and password)";
$l_ldap_test_bind_ok = "Successful authentication";
$l_ldap_test_dn_failed = "DN of the base seems to be wrong (check it)";
$l_ldap_test_dn_ok = "DN of the base seems to be ok";
$l_ldap_error = "LDAP error";
$l_ldap_entries = "entries in the base";
$l_ldap_cert_cn_diff_dn = "Certificate CommonName (§cert_domainName§) is different from the server domain name";
$l_check = "Check this config";
$l_checkingConf = "Checking this configuration...";
}
// AJAX LDAP assitant
if (isset($_GET['assistant'])) {
$response = [
'values' => []
];
if (!isset($_POST['ldap_server'])) exit();
$ldap_server = $_POST['ldap_server'];
// Check port 389 & 636
if (!$sock = @fsockopen($ldap_server, 389, $num, $error, 2)) {
$ldap_port_389 = false;
$ldap_srv_389 = false;
} else {
$ldap_port_389 = true;
fclose($sock);
}
if (!$sock = @fsockopen($ldap_server, 636, $num, $error, 2)) {
$ldap_port_636 = false;
$ldap_srv_636 = false;
$ldap_ssl = false;
} else {
$ldap_port_636 = true;
$ldap_ssl = true;
fclose($sock);
}
if (!$ldap_port_389 && !$ldap_port_636) {
$response['result'] = -2;
header('Content-Type: application/json');
echo json_encode($response);
exit();
}
// Check LDAP service
if ($ldap_port_636) {
// Set LDAP SSL options
ldap_set_option(null, LDAP_OPT_X_TLS_REQUIRE_CERT, LDAP_OPT_X_TLS_NEVER);
$ldapconn = @ldap_connect('ldaps://'.$ldap_server);
if (!$ldapconn) {
$ldap_srv_636 = false;
} else {
ldap_set_option($ldapconn, LDAP_OPT_TIMELIMIT, 2);
// Bind anonymous
$ldap_srv_636 = true;
if (!@ldap_bind($ldapconn)) {
ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
if (!@ldap_bind($ldapconn)) {
$ldap_srv_636 = false;
}
}
}
if ($ldap_srv_636) {
$ldap_data = @ldap_read($ldapconn, '', 'objectClass=*', ['dnsHostName','rootDomainNamingContext','supportedCapabilities']);
$ldap_rootDSE = @ldap_get_entries($ldapconn, $ldap_data);
try {
$response['values']['isAD'] = in_array('1.2.840.113556.1.4.800', $ldap_rootDSE[0]['supportedcapabilities']);
} catch (Exception $e) {
$response['values']['isAD'] = false;
}
if ($response['values']['isAD']) {
try {
$response['values']['ldap_base_dn'] = $ldap_rootDSE[0]['rootdomainnamingcontext'][0];
if ($response['values']['ldap_base_dn']) {
$response['values']['int_dns_domain'] = str_replace('DC=', '', str_replace(',DC=', '.', $response['values']['ldap_base_dn']));
}
$response['values']['ldap_base_dn'] = 'CN=Users,'.$response['values']['ldap_base_dn'];
} catch (Exception $e) { }
try {
$response['values']['ldap_server_domain'] = $ldap_rootDSE[0]['dnshostname'][0];
} catch (Exception $e) { }
}
}
}
$response['values']['ldap_srv_636'] = $ldap_srv_636;
if (!$ldap_srv_636) {
$ldapconn = @ldap_connect('ldap://'.$ldap_server);
if (!$ldapconn) {
$ldap_srv_389 = false;
} else {
ldap_set_option($ldapconn, LDAP_OPT_TIMELIMIT, 2);
// Bind anonymous
$ldap_srv_389 = true;
if (!@ldap_bind($ldapconn)) {
ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
if (!@ldap_bind($ldapconn)) {
$ldap_srv_389 = false;
}
}
}
if ($ldap_srv_389) {
$ldap_data = @ldap_read($ldapconn, '', 'objectClass=*', ['dnsHostName','rootDomainNamingContext','supportedCapabilities']);
$ldap_rootDSE = @ldap_get_entries($ldapconn, $ldap_data);
try {
$response['values']['isAD'] = in_array('1.2.840.113556.1.4.800', $ldap_rootDSE[0]['supportedcapabilities']);
} catch (Exception $e) {
$response['values']['isAD'] = false;
}
if ($response['values']['isAD']) {
try {
$response['values']['ldap_base_dn'] = $ldap_rootDSE[0]['rootdomainnamingcontext'][0];
if ($response['values']['ldap_base_dn']) {
$response['values']['int_dns_domain'] = str_replace('DC=', '', str_replace(',DC=', '.', $response['values']['ldap_base_dn']));
}
$response['values']['ldap_base_dn'] = 'CN=Users,'.$response['values']['ldap_base_dn'];
} catch (Exception $e) { }
try {
$response['values']['ldap_server_domain'] = $ldap_rootDSE[0]['dnshostname'][0];
} catch (Exception $e) { }
}
}
$response['values']['ldap_srv_389'] = $ldap_srv_389;
}
if (!$ldap_srv_636 && !$ldap_srv_389) {
$response['result'] = -1;
header('Content-Type: application/json');
echo json_encode($response);
exit();
}
$response['result'] = 0;
header('Content-Type: application/json');
echo json_encode($response);
exit();
}
function ldap_checkServerConfig($f_ldap_server, $f_ldap_identity, $f_ldap_password, $f_ldap_basedn, $f_ldap_base_filter, $f_ldap_uid, $f_ldap_ssl, $f_ldap_cert, $f_ldap_cert_required) {
// Socket to the LDAP port of the server
if (!$sock = @fsockopen($f_ldap_server, (($f_ldap_ssl) ? 636 : 389), $num, $error, 2)) {
// no network connection
return -2;
}
fclose($sock);
// Set LDAP SSL options
if ($f_ldap_ssl) {
if ($f_ldap_cert_required) {
if ($f_ldap_cert) {
ldap_set_option(null, LDAP_OPT_X_TLS_CACERTFILE, $f_ldap_cert);
}
ldap_set_option(null, LDAP_OPT_X_TLS_REQUIRE_CERT, LDAP_OPT_X_TLS_DEMAND);
} else {
ldap_set_option(null, LDAP_OPT_X_TLS_REQUIRE_CERT, LDAP_OPT_X_TLS_NEVER);
}
}
// if ok, Test LDAP connection
$ldapconn = @ldap_connect((($f_ldap_ssl)?'ldaps':'ldap').'://'.$f_ldap_server);
if (!$ldapconn) {
// LDAP connection failed
return -1;
}
ldap_set_option($ldapconn, LDAP_OPT_TIMELIMIT, 2);
// if ok, test a ldap-bind with the user used by ALCASAR
$ldapbind = @ldap_bind($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;
}
}
// if ok, try to query the directory of users
$filter = ((!empty($f_ldap_base_filter)) ? $f_ldap_base_filter : '&');
$query = "(&($f_ldap_uid=*)($filter))";
$ldap_result = @ldap_search($ldapconn, $f_ldap_basedn, $query);
if ($ldap_result) {
$ldap_users_count = ldap_count_entries($ldapconn, $ldap_result);
return ($ldap_users_count + 2);
} else {
return 1;
}
ldap_unbind($ldapconn);
}
$messages = '';
$LDAPS_CERT_LOC = '/etc/raddb/certs/alcasar-ldaps.crt';
if (isset($_POST['auth_enable'])) {
if ($_POST['auth_enable'] === '1') {
// TODO : need to translate messages
$varErrors = [];
if (isset($_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_uid'])) $ldap_uid = $_POST['ldap_uid']; else array_push($varErrors, 'Variable error "ldap_uid"');
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"');
if (isset($_POST['ldap_ssl'])) $ldap_ssl = $_POST['ldap_ssl']; //else array_push($varErrors, 'Variable error "ldap_ssl"');
if (isset($_FILES['ldap_cert'])) $ldap_cert = $_FILES['ldap_cert']; //else array_push($varErrors, 'Variable error "ldap_cert"');
if (isset($_POST['ldap_cert_required'])) $ldap_cert_required = $_POST['ldap_cert_required']; //else array_push($varErrors, 'Variable error "ldap_cert_required"');
if (isset($ldap_cert) && ($ldap_cert['error'] === UPLOAD_ERR_OK)) {
if ($ldap_cert_required === 'on') {
$certificateInfos = openssl_x509_parse(file_get_contents($ldap_cert['tmp_name']));
if (preg_match_all('@/[a-zA-Z]+=([^/]+)@', $certificateInfos['name'], $matches)) {
$cert_domainName = implode('.', array_reverse($matches[1]));
if ($cert_domainName !== $ldap_server) {
array_push($varErrors, str_replace("§cert_domainName§", $cert_domainName, $l_ldap_cert_cn_diff_dn));
}
}
}
}
if (!empty($varErrors)) {
foreach ($varErrors as $error) {
$messages .= '<span style="font-weight: bold; color: red;">'.$error.'</span><br>';
}
} else {
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=$ldap_uid/g").' '.CONF_FILE);
exec('sed -i '.escapeshellarg("s/^LDAP_FILTER=.*/LDAP_FILTER=$ldap_base_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('sed -i '.escapeshellarg("s/^LDAP_SSL=.*/LDAP_SSL=$ldap_ssl/g").' '.CONF_FILE);
if (isset($ldap_cert_required)) {
exec('sed -i '.escapeshellarg("s/^LDAP_CERT_REQUIRED=.*/LDAP_CERT_REQUIRED=$ldap_cert_required/g").' '.CONF_FILE);
}
exec('sed -i \'s/^LDAP=.*/LDAP=on/g\' '.CONF_FILE);
if (isset($ldap_cert) && ($ldap_cert['error'] === UPLOAD_ERR_OK)) {
exec('sudo /usr/local/bin/alcasar-ldap.sh --import-cert '.escapeshellarg($ldap_cert['tmp_name']));
}
exec('sudo /usr/local/bin/alcasar-ldap.sh --on');
$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update.'</span><br>';
if ((isset($_POST['ad_dns_domain'])) && ($_POST['ad_dns_domain'] !== $conf['INT_DNS_DOMAIN'])) {
if (filter_var($ldap_server, FILTER_VALIDATE_IP) !== false) {
$ldap_server_ip = $ldap_server;
} else {
$ldap_server_ip = gethostbyname($ldap_server);
}
if (filter_var($ldap_server_ip, FILTER_VALIDATE_IP) !== false) {
file_put_contents(CONF_FILE, str_replace('INT_DNS_IP='.$conf['INT_DNS_IP'], 'INT_DNS_IP='.$ldap_server_ip, file_get_contents(CONF_FILE)));
file_put_contents(CONF_FILE, str_replace('INT_DNS_DOMAIN='.$conf['INT_DNS_DOMAIN'], 'INT_DNS_DOMAIN='.$_POST['ad_dns_domain'], file_get_contents(CONF_FILE)));
if (!empty($_POST['ad_dns_domain'])) {
exec('sudo /usr/local/bin/alcasar-dns-local.sh --on');
} else {
exec('sudo /usr/local/bin/alcasar-dns-local.sh --off');
}
}
}
}
} else {
exec('sed -i "s/^LDAP=.*/LDAP=off/g" '.CONF_FILE);
exec('sudo /usr/local/bin/alcasar-ldap.sh --off');
$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update.'</span><br>';
if ((isset($_POST['ad_dns_domain'])) && (empty($_POST['ad_dns_domain']))) {
exec('sudo /usr/local/bin/alcasar-dns-local.sh --off');
}
}
// 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_user = $conf['LDAP_USER'];
$ldap_password = $conf['LDAP_PASSWORD'];
$ldap_base_dn = $conf['LDAP_BASE'];
$ldap_uid = $conf['LDAP_UID'];
$ldap_base_filter = $conf['LDAP_FILTER'];
$ldap_ssl = ($conf['LDAP_SSL'] === 'on');
$ldap_cert_required = ($conf['LDAP_CERT_REQUIRED'] === 'on');
$ldap_cert_subject = null;
if (file_exists($LDAPS_CERT_LOC)) {
$certificateInfos = openssl_x509_parse(file_get_contents($LDAPS_CERT_LOC));
if (preg_match_all('@/[a-zA-Z]+=([^/]+)@', $certificateInfos['name'], $matches)) {
$ldap_cert_subject = implode('.', array_reverse($matches[1]));
}
}
// AJAX LDAP configuration checker
if (isset($_GET['conf_check'])) {
$response = [
'enable' => $ldap_status
];
if ($ldap_status || ($_SERVER['REQUEST_METHOD'] === 'POST')) {
$varErrors = [];
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
// TODO : need to translate messages
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_uid'])) $ldap_uid = $_POST['ldap_uid']; else array_push($varErrors, 'Variable error "ldap_uid"');
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"');
if (isset($_POST['ldap_ssl'])) $ldap_ssl = ($_POST['ldap_ssl'] === 'on'); //else array_push($varErrors, 'Variable error "ldap_ssl"');
if (isset($_FILES['ldap_cert'])) $ldap_cert = $_FILES['ldap_cert']; //else array_push($varErrors, 'Variable error "ldap_cert"');
if (isset($_POST['ldap_cert_required'])) $ldap_cert_required = ($_POST['ldap_cert_required'] === 'on'); //else array_push($varErrors, 'Variable error "ldap_cert_required"');
}
if (($ldap_cert_required) && isset($ldap_cert) && ($ldap_cert['error'] === UPLOAD_ERR_OK)) {
$ldap_cert_tmpFilename = $ldap_cert['tmp_name'];
} else {
$ldap_cert_tmpFilename = null;
}
if (!empty($varErrors)) {
$response['errors'] = $varErrors;
} else {
$result = ldap_checkServerConfig($ldap_server, $ldap_user, $ldap_password, $ldap_base_dn, $ldap_base_filter, $ldap_uid, $ldap_ssl, $ldap_cert_tmpFilename, $ldap_cert_required);
if (($result === 0) && ($ldap_ssl && $ldap_cert_required && ((isset($ldap_cert) && ($ldap_cert['error'] === UPLOAD_ERR_OK)) || (file_exists($LDAPS_CERT_LOC))))) {
if (filter_var($ldap_server, FILTER_VALIDATE_IP) !== false) {
if (isset($ldap_cert) && ($ldap_cert['error'] === UPLOAD_ERR_OK)) {
$certificateInfos = openssl_x509_parse(file_get_contents($ldap_cert['tmp_name']));
} else {
$certificateInfos = openssl_x509_parse(file_get_contents($LDAPS_CERT_LOC));
}
if (preg_match_all('@/[a-zA-Z]+=([^/]+)@', $certificateInfos['name'], $matches)) {
$cert_domainName = implode('.', array_reverse($matches[1]));
if ($cert_domainName !== $ldap_server) {
$response['warnings'][] = str_replace("§cert_domainName§", $cert_domainName, $l_ldap_cert_cn_diff_dn);
}
}
$res = ldap_checkServerConfig($cert_domainName, $ldap_user, $ldap_password, $ldap_base_dn, $ldap_base_filter, $ldap_uid, $ldap_ssl, $ldap_cert_tmpFilename, $ldap_cert_required);
if ($res > 1) {
$result = $res;
}
$result = max($result, $res);
}
}
$response['result'] = $result;
}
}
header('Content-Type: application/json');
echo json_encode($response);
exit();
}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title><?= $l_ldap_title ?></title>
<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_uid', 'ldap_base_filter', 'ldap_user', 'ldap_password', 'ldap_ssl', 'ldap_cert_required', 'ldap_cert'];
var formSubmit = document.querySelector('form input[type="submit"]');
var btn_checkConf = document.getElementById('btn-checkconf');
var isChecked = false;
if (document.getElementById('auth_enable').value === '1') {
for (var i=0; i<listToDisables.length; i++) {
document.getElementById(listToDisables[i]).style.backgroundColor = null;
document.getElementById(listToDisables[i]).disabled = false;
}
if (document.getElementById('ldap_ssl').value === 'off') {
document.getElementById('ldap_cert_required').style.backgroundColor = '#c0c0c0';
document.getElementById('ldap_cert_required').disabled = true;
document.getElementById('ldap_cert').style.backgroundColor = '#c0c0c0';
document.getElementById('ldap_cert').disabled = true;
}
else if (document.getElementById('ldap_cert_required').value === 'off') {
document.getElementById('ldap_cert').style.backgroundColor = '#c0c0c0';
document.getElementById('ldap_cert').disabled = true;
}
formSubmit.style.display = 'none';
btn_checkConf.style.display = null;
} else {
for (var i=0; i<listToDisables.length; i++) {
document.getElementById(listToDisables[i]).style.backgroundColor = '#c0c0c0';
document.getElementById(listToDisables[i]).disabled = true;
}
formSubmit.style.display = null;
btn_checkConf.style.display = 'none';
}
}
function checkConfig() {
var messagesElem = document.querySelector('fieldset > legend > div');
var formSubmit = document.querySelector('form input[type="submit"]');
var btn_checkConf = document.getElementById('btn-checkconf');
var form = document.getElementById('form-config_ldap');
var post_data = new FormData(form);
post_data.delete('auth_enable');
messagesElem.innerHTML = '<?= $l_checkingConf ?>';
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function() {
if (this.readyState == 4) {
if (this.status == 200) {
var data = JSON.parse(this.responseText);
var messages = '';
if (typeof data.result !== 'undefined') {
if (data.result === -2) {
messages += "<span style=\"color: red\"><?= $l_ldap_test_service_failed ?></span>";
} else {
messages += "<span style=\"color: green\"><?= $l_ldap_test_service_ok ?></span>";
if (data.result === -1) {
messages += "<br><span style=\"color: red\"><?= $l_ldap_test_connection_failed ?></span>";
} else {
messages += "<br><span style=\"color: green\"><?= $l_ldap_test_connection_ok ?></span>";
if (data.result === 0) {
messages += "<br><span style=\"color: red\"><?= $l_ldap_test_bind_failed ?></span>";
} else {
messages += "<br><span style=\"color: green\"><?= $l_ldap_test_bind_ok ?></span>";
if (data.result === 1) {
messages += "<br><span style=\"color: red\"><?= $l_ldap_test_dn_failed ?></span>";
} else {
messages += "<br><span style=\"color: green\"><?= $l_ldap_test_dn_ok ?> (" + (data.result - 2) + " <?= $l_ldap_entries?>)</span>";
}
}
}
}
}
if (data.result > 1) {
formSubmit.style.display = null;
btn_checkConf.style.display = 'none';
} else {
formSubmit.style.display = 'none';
btn_checkConf.style.display = null;
}
if (typeof data.errors !== 'undefined') {
messages = '<span style=\"color: red\">' + data.errors.join('</span><br><span style=\"color: red\">') + '</span><br>';
}
if (typeof data.warnings !== 'undefined') {
messages += '<br><span style=\"color: orange\">' + data.warnings.join('</span><br><span style=\"color: orange\">') + '</span><br>';
}
messagesElem.innerHTML = messages;
} else {
messagesElem.innerHTML = 'server error';
}
}
};
xhr.open('POST', 'ldap.php?conf_check', true);
xhr.send(post_data);
}
function launchAssistant() {
var messagesElem = document.querySelector('fieldset > legend > div');
var dom_ldap_server = document.getElementById('ldap_server');
var dom_ldap_ssl = document.getElementById('ldap_ssl');
var dom_ldap_cert_required = document.getElementById('ldap_cert_required');
var dom_ldap_dn = document.getElementById('ldap_dn');
var dom_ldap_uid = document.getElementById('ldap_uid');
var dom_ad_dns_domain = document.getElementById('ad_dns_domain');
post_data = 'ldap_server='+dom_ldap_server.value;
messagesElem.innerHTML = '';
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function() {
if (this.readyState == 4) {
if (this.status == 200) {
var data = JSON.parse(this.responseText);
var messages = '';
if (typeof data.result !== 'undefined') {
if (data.result === -2) {
messages += "<span style=\"color: red\"><?= $l_ldap_test_service_failed ?></span>";
} else if (data.result === -1) {
messages += "<br><span style=\"color: red\"><?= $l_ldap_test_connection_failed ?></span>";
} else if (data.result === 0) {
if ((typeof data.values.int_dns_domain !== 'undefined') && (dom_ad_dns_domain.value === '')) {
dom_ad_dns_domain.value = data.values.int_dns_domain
}
if ((typeof data.values.ldap_base_dn !== 'undefined') && (dom_ldap_dn.value === '')) {
dom_ldap_dn.value = data.values.ldap_base_dn
}
if (dom_ldap_uid.value === '') {
if (data.values.isAD === true) {
dom_ldap_uid.value = 'sAMAccountName';
} else {
dom_ldap_uid.value = 'uid';
}
}
if (data.values.ldap_srv_636 === true) {
dom_ldap_ssl.value = 'on'
if ((typeof data.values.ldap_server_domain !== 'undefined') && (dom_ldap_cert_required.value === 'on')) {
dom_ldap_server.value = data.values.ldap_server_domain
}
} else {
if (dom_ldap_ssl.value === 'on') {
dom_ldap_ssl.value = 'off';
}
}
onLdapStatusChange();
}
}
messagesElem.innerHTML = messages;
} else {
messagesElem.innerHTML = 'server error';
}
}
};
xhr.open('POST', 'ldap.php?assistant', true);
xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
xhr.send(post_data);
}
</script>
</head>
<body onLoad="onLdapStatusChange();">
<div class="panel">
<div class="panel-header"><?= $l_ldap_legend ?></div>
<div class="panel-body">
<form id="form-config_ldap" name="config_ldap" method="POST" action="<?= htmlspecialchars($_SERVER['PHP_SELF']) ?>" enctype="multipart/form-data">
<fieldset>
<legend>
<br>
<div style="text-align: center">
<?php if ($messages): ?>
<?= $messages ?>
<?php endif; ?>
</div>
</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>
<?= $l_ldap_server_text ?>
</dt>
<dd>
<input type="text" id="ldap_server" size="40" name="ldap_server" value="<?= htmlspecialchars($ldap_server) ?>" oninput="onLdapStatusChange();"> <button onclick="launchAssistant(); return false;"><?= 'Assistant' ?></button>
</dd>
</dl>
<dl>
<dt>
<label for="ldap_ssl"><?= $l_ldap_ssl_label ?></label><br>
<?= $l_ldap_ssl_text ?><br>
</dt>
<dd>
<select id="ldap_ssl" name="ldap_ssl" onchange="onLdapStatusChange();">
<option value="on"<?= ($ldap_ssl) ? ' selected="selected"' : '' ?>><?= $l_ldap_YES ?></option>
<option value="off"<?= (!$ldap_ssl) ? ' selected="selected"' : '' ?>><?= $l_ldap_NO ?></option>
</select>
</dd>
</dl>
<dl>
<dt>
<label for="ldap_cert_required"><?= $l_ldap_cert_required_label ?></label><br>
<?= $l_ldap_cert_required_text ?><br>
</dt>
<dd>
<select id="ldap_cert_required" name="ldap_cert_required" onchange="onLdapStatusChange();">
<option value="on"<?= ($ldap_cert_required) ? ' selected="selected"' : '' ?>><?= $l_ldap_YES ?></option>
<option value="off"<?= (!$ldap_cert_required) ? ' selected="selected"' : '' ?>><?= $l_ldap_NO ?></option>
</select>
</dd>
</dl>
<dl>
<dt>
<label for="ldap_cert"><?= $l_ldap_cert_label ?></label><br>
<?= $l_ldap_cert_text ?><br>
<?= (($ldap_cert_subject) ? "$l_ldap_cert_status_cur $ldap_cert_subject" : $l_ldap_cert_status_no ) ?>
</dt>
<dd>
<input type="file" id="ldap_cert" name="ldap_cert" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ldap_user"><?= $l_ldap_user_label ?></label><br>
<?= $l_ldap_user_text ?>
</dt>
<dd>
<input type="text" id="ldap_user" size="40" name="ldap_user" value="<?= htmlspecialchars($ldap_user) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ldap_password"><?= $l_ldap_password_label ?></label><br>
<?= $l_ldap_password_text ?>
</dt>
<dd>
<input type="password" id="ldap_password" size="40" name="ldap_password" value="<?= htmlspecialchars($ldap_password) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ldap_dn"><?= $l_ldap_base_dn_label ?></label><br>
<?= $l_ldap_base_dn_text ?>
</dt>
<dd>
<input type="text" id="ldap_dn" size="40" name="ldap_base_dn" value="<?= htmlspecialchars($ldap_base_dn) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ldap_uid"><?= $l_ldap_uid_label ?></label><br>
<?= $l_ldap_uid_text ?>
</dt>
<dd>
<input type="text" id="ldap_uid" size="40" name="ldap_uid" value="<?= htmlspecialchars($ldap_uid) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ldap_base_filter"><?= $l_ldap_base_filter_label ?></label><br>
<?= $l_ldap_base_filter_text ?>
</dt>
<dd>
<input type="text" id="ldap_base_filter" size="40" name="ldap_base_filter" value="<?= htmlspecialchars($ldap_base_filter) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<dl>
<dt>
<label for="ad_dns_domain"><?= $l_ad_dns_domain_label ?></label><br>
<?= $l_ad_dns_domain_text ?>
</dt>
<dd>
<input type="text" id="ad_dns_domain" size="40" name="ad_dns_domain" value="<?= htmlspecialchars($conf['INT_DNS_DOMAIN']) ?>" oninput="onLdapStatusChange();">
</dd>
</dl>
<p>
<button id="btn-checkconf" onclick="checkConfig(); return false;"><?= $l_check ?></button>
<input id="submit" type="submit" value="<?= $l_ldap_submit ?>" name="submit">
</p>
</fieldset>
</form>
</div>
</div>
</body>
</html>