<?php
/***************************************************************************
- * Copyright (C) 2003-2008 Polytechnique.org *
+ * Copyright (C) 2003-2011 Polytechnique.org *
* http://opensource.polytechnique.org/ *
* *
* This program is free software; you can redistribute it and/or modify *
function handlers()
{
return array(
- 'groupex/donne-chall.php'
- => $this->make_hook('chall', AUTH_PUBLIC),
- 'groupex/export-econfiance.php'
- => $this->make_hook('econf', AUTH_PUBLIC, 'user', NO_HTTPS),
-
- 'webservices/manageurs.php'
- => $this->make_hook('manageurs', AUTH_PUBLIC, 'user', NO_HTTPS),
-
- 'auth-redirect.php' => $this->make_hook('redirect', AUTH_COOKIE),
- 'auth-groupex.php' => $this->make_hook('groupex_old', AUTH_COOKIE),
- 'auth-groupex' => $this->make_hook('groupex', AUTH_COOKIE),
- 'admin/auth-groupes-x' => $this->make_hook('admin_authgroupesx', AUTH_MDP, 'admin'),
+ 'groupex/donne-chall.php' => $this->make_hook('chall', AUTH_PUBLIC),
+ 'groupex/export-econfiance.php' => $this->make_hook('econf', AUTH_PUBLIC, 'user', NO_HTTPS),
+
+ 'webservices/manageurs.php' => $this->make_hook('manageurs', AUTH_PUBLIC, 'user', NO_HTTPS),
+
+ 'auth-redirect.php' => $this->make_hook('redirect', AUTH_COOKIE, 'user'),
+ 'auth-groupex.php' => $this->make_hook('groupex_old', AUTH_COOKIE, 'user'),
+ 'auth-groupex' => $this->make_hook('groupex', AUTH_PUBLIC),
+ 'admin/auth-groupes-x' => $this->make_hook('admin_authgroupesx', AUTH_MDP, 'admin'),
);
}
- function handler_chall(&$page)
+ function handler_chall($page)
{
$_SESSION["chall"] = uniqid(rand(), 1);
echo $_SESSION["chall"] . "\n" . session_id();
exit;
}
- function handler_econf(&$page)
+ function handler_econf($page)
{
global $globals;
$cle = $globals->core->econfiance;
- if (S::v('chall') && $_GET['PASS'] == md5(S::v('chall').$cle)) {
+ $res = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n\n<membres>\n\n";
- $res = XDB::query("SELECT password FROM auth_user_md5 WHERE user_id=10154");
- $pass = $res->fetchOneCell();
-
- $list = new MMList(10154, $pass, "x-econfiance.polytechnique.org");
+ if (S::v('chall') && Get::s('PASS') == md5(S::v('chall').$cle)) {
+ $list = new MMList(User::getWithUID(10154), "x-econfiance.polytechnique.org");
$members = $list->get_members('membres');
if (is_array($members)) {
$membres = Array();
foreach($members[1] as $member) {
- if (preg_match('/^([^.]*.[^.]*.(\d\d\d\d))@polytechnique.org$/',
- $member[1], $matches))
- {
- $membres[] = "a.alias='{$matches[1]}'";
+ $user = User::getSilent($member[1]);
+ if ($user && $user->hasProfile()) {
+ $profile = $user->profile();
+ $res .= "<membre>\n";
+ $res .= "\t<nom>" . $profile->lastName() . "</nom>\n";
+ $res .= "\t<prenom>" . $profile->firstName() . "</prenom>\n";
+ $res .= "\t<email>" . $user->forlifeEmail() . "</email>\n";
+ $res .= "</membre>\n\n";
}
}
}
-
- $where = join(' OR ',$membres);
-
- $all = XDB::iterRow(
- "SELECT u.prenom,u.nom,a.alias
- FROM auth_user_md5 AS u
- INNER JOIN aliases AS a ON ( u.user_id = a.id AND a.type!='homonyme' )
- WHERE $where
- ORDER BY nom");
-
- $res = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n\n<membres>\n\n";
-
- while (list ($prenom1,$nom1,$email1) = $all->next()) {
- $res .= "<membre>\n";
- $res .= "\t<nom>$nom1</nom>\n";
- $res .= "\t<prenom>$prenom1</prenom>\n";
- $res .= "\t<email>$email1</email>\n";
- $res .= "</membre>\n\n";
- }
-
$res .= "</membres>\n\n";
- header('Content-Type: text/xml; charset="UTF-8"');
+ pl_content_headers("text/xml");
echo $res;
}
exit;
}
- function handler_manageurs(&$page)
+ function handler_manageurs($page)
{
global $globals;
$request = @$GLOBALS['HTTP_RAW_POST_DATA'];
$response = xmlrpc_server_call_method($server, $request, null);
- header('Content-Type: text/xml');
+ pl_content_headers("text/xml");
print $response;
xmlrpc_server_destroy($server);
}
exit;
}
- function handler_redirect(&$page)
+ function handler_redirect($page)
{
http_redirect(Env::v('dest', '/'));
}
- function handler_groupex_old(&$page)
+ function handler_groupex_old($page)
{
return $this->handler_groupex($page, 'iso-8859-1');
}
- function handler_groupex(&$page, $charset = 'utf8')
+ /** Handles the 'auth-groupe-x' authentication.
+ * Expects the following GET parameters:
+ * - pass: the 'password' for the authentication
+ * - challenge: the authentication challenge
+ * - url: the return URL
+ * - session: the remote PHP session ID
+ */
+ function handler_groupex($page, $charset = 'utf8')
{
+ if (!S::logged()) {
+ $page->assign('referer', true);
+ return PL_DO_AUTH;
+ }
+
$this->load('auth.inc.php');
- $page->assign('referer', true);
-
- $gpex_pass = $_GET["pass"];
- $gpex_url = urldecode($_GET["url"]);
- if (strpos($gpex_url, '?') === false) {
- $gpex_url .= "?PHPSESSID=" . $_GET["session"];
- } else {
- $gpex_url .= "&PHPSESSID=" . $_GET["session"];
+
+ $gpex_pass = Get::s('pass');
+ $gpex_url = urldecode(Get::s('url'));
+ if (Get::has('session')) {
+ if (strpos($gpex_url, '?') === false) {
+ $gpex_url .= "?PHPSESSID=" . Get::s('session');
+ } else {
+ $gpex_url .= "&PHPSESSID=" . Get::s('session');
+ }
}
- /* a-t-on besoin d'ajouter le http:// ? */
+ // Normalize the return URL.
if (!preg_match("/^(http|https):\/\/.*/",$gpex_url)) {
$gpex_url = "http://$gpex_url";
}
- $gpex_challenge = $_GET["challenge"];
+ $gpex_challenge = Get::s('challenge');
- // mise à jour de l'heure et de la machine de dernier login sauf quand on est en suid
+ // Update the last login information (unless the user is in SUID).
$uid = S::i('uid');
- if (!isset($_SESSION['suid'])) {
- $logger = (isset($_SESSION['log']) && $_SESSION['log']->uid == $uid)
- ? $_SESSION['log'] : new PlLogger($uid);
+ if (!S::suid()) {
global $platal;
- S::logger()->log('connexion_auth_ext', $platal->path);
+ S::logger($uid)->log('connexion_auth_ext', $platal->path.' '.urldecode($_GET['url']));
}
- /* on parcourt les entrees de groupes_auth */
- $res = XDB::iterRow('SELECT privkey, name, datafields FROM groupesx_auth');
-
- while (list($privkey,$name,$datafields) = $res->next()) {
+ // Iterate over the auth token to find which one did sign the request.
+ $res = XDB::iterRow('SELECT privkey, name, datafields, returnurls FROM group_auth');
+ while (list($privkey, $name, $datafields, $returnurls) = $res->next()) {
if (md5($gpex_challenge.$privkey) == $gpex_pass) {
- $returl = $gpex_url . gpex_make_params($gpex_challenge, $privkey, $datafields, $charset);
- http_redirect($returl);
+ $returnurls = trim($returnurls);
+ // We check that the return url matches a per-key regexp to prevent
+ // replay attacks (more exactly to force replay attacks to redirect
+ // the user to the real GroupeX website, which defeats the attack).
+ if (empty($returnurls) || @preg_match($returnurls, $gpex_url)) {
+ $returl = $gpex_url . gpex_make_params($gpex_challenge, $privkey, $datafields, $charset);
+ XDB::execute('UPDATE group_auth
+ SET last_used = DATE(NOW())
+ WHERE name = {?}',
+ $name);
+ http_redirect($returl);
+ } else if (S::admin()) {
+ $page->kill("La requête d'authentification a échouée (url de retour invalide).");
+ }
}
}
- /* si on n'a pas trouvé, on renvoit sur x.org */
- http_redirect('https://www.polytechnique.org/');
+ // Otherwise (if no valid request was found, or if the return URL is not
+ // acceptable), the user is redirected back to our homepage.
+ pl_redirect('/');
}
- function handler_admin_authgroupesx(&$page, $action = 'list', $id = null)
+ function handler_admin_authgroupesx($page, $action = 'list', $id = null)
{
$page->setTitle('Administration - Auth groupes X');
$page->assign('title', 'Gestion de l\'authentification centralisée');
- $table_editor = new PLTableEditor('admin/auth-groupes-x','groupesx_auth','id');
+ $table_editor = new PLTableEditor('admin/auth-groupes-x','group_auth','id');
$table_editor->describe('name','nom',true);
- $table_editor->describe('privkey','clé privée',false);
+ $table_editor->describe('privkey','clé privée',false, true);
$table_editor->describe('datafields','champs renvoyés',true);
+ $table_editor->describe('returnurls','urls de retour',true);
+ $table_editor->describe('last_used', 'dernière utilisation', true);
$table_editor->apply($page, $action, $id);
}
}