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<?php
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/*
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* authgui.inc
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2003-2006 Manuel Kasper <mk@neon1.net>
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* Copyright (c) 2005-2006 Bill Marquette <bill.marquette@gmail.com>
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* Copyright (c) 2006 Paul Taylor <paultaylor@winn-dixie.com>
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* Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgment:
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* "This product includes software developed by the pfSense Project
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* for use in the pfSense® software distribution. (http://www.pfsense.org/).
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*
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* 4. The names "pfSense" and "pfSense Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* coreteam@pfsense.org.
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*
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* 5. Products derived from this software may not be called "pfSense"
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* nor may "pfSense" appear in their names without prior written
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* permission of the Electric Sheep Fencing, LLC.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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*
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* "This product includes software developed by the pfSense Project
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* for use in the pfSense software distribution (http://www.pfsense.org/).
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*
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* THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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include_once("auth.inc");
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include_once("priv.inc");
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if (!function_exists('platform_booting')) {
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require_once('globals.inc');
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}
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/* Authenticate user - exit if failed */
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if (!session_auth()) {
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display_login_form();
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exit;
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}
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/*
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* Once here, the user has authenticated with the web server.
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* We give them access only to the appropriate pages based on
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* the user or group privileges.
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*/
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$allowedpages = getAllowedPages($_SESSION['Username'], $_SESSION['user_radius_attributes']);
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/*
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* Get user-based preference settings so they can be easily referenced.
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*/
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$user_settings = get_user_settings($_SESSION['Username']);
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/*
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* redirect to first allowed page if requesting a wrong url
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*/
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/* Fix this up otherwise the privilege check will fail. See Redmine #5909. */
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if ($_SERVER['REQUEST_URI'] == "/") {
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$_SERVER['REQUEST_URI'] = "/index.php";
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}
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if (!isAllowedPage($_SERVER['REQUEST_URI'])) {
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if (count($allowedpages) > 0) {
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$page = str_replace('*', '', $allowedpages[0]);
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$_SESSION['Post_Login'] = true;
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require_once("functions.inc");
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pfSenseHeader("/{$page}");
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$username = empty($_SESSION["Username"]) ? "(system)" : $_SESSION['Username'];
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if (!empty($_SERVER['REMOTE_ADDR'])) {
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$username .= '@' . $_SERVER['REMOTE_ADDR'];
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}
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log_error("{$username} attempted to access {$_SERVER['SCRIPT_NAME']} but does not have access to that page. Redirecting to {$page}.");
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exit;
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} else {
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display_error_form("201", gettext("No page assigned to this user! Click here to logout."));
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exit;
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}
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} else {
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$_SESSION['Post_Login'] = true;
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}
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/*
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* redirect browsers post-login to avoid pages
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* taking action in response to a POST request
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*/
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if (!$_SESSION['Post_Login']) {
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$_SESSION['Post_Login'] = true;
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require_once("functions.inc");
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pfSenseHeader($_SERVER['REQUEST_URI']);
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exit;
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}
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/*
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* Close session data to allow other scripts from same host to come in.
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* A session can be reactivated from calling session_start again
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*/
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session_commit();
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/*
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* determine if the user is allowed access to the requested page
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*/
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function display_error_form($http_code, $desc) {
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global $config, $user_settings, $g;
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if (isAjax()) {
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printf(gettext('Error: %1$s Description: %2$s'), $http_code, $desc);
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return;
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}
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$cssfile = "/css/pfSense.css";
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if (isset($user_settings['webgui']['webguicss'])) {
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if (file_exists("/usr/local/www/css/" . $user_settings['webgui']['webguicss'])) {
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$cssfile = "/css/" . $user_settings['webgui']['webguicss'];
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="<?=$cssfile?>" />
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<title><?=gettext("Error: not allowed"); ?></title>
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</head>
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<body id="error" class="no-menu">
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<div id="jumbotron">
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<div class="container">
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<div class="col-sm-offset-3 col-sm-6 col-xs-12">
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<!-- FIXME: We really need to POST the logout action -->
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<div class="alert alert-danger" role="alert"><a href="index.php?logout"><?=$desc;?></a></div>
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</div>
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</div>
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</div>
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</body>
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</html>
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<?php
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} // end function
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function display_login_form() {
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require_once("globals.inc");
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global $config, $g;
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unset($input_errors);
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if (isAjax()) {
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if (isset($_POST['login'])) {
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if ($_SESSION['Logged_In'] <> "True") {
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isset($_SESSION['Login_Error']) ? $login_error = $_SESSION['Login_Error'] : $login_error = gettext("unknown reason");
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printf("showajaxmessage('" . gettext("Invalid login (%s).") . "')", $login_error);
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}
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if (file_exists("{$g['tmp_path']}/webconfigurator.lock")) {
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// TODO: add the IP from the user who did lock the device
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$whom = file_get_contents("{$g['tmp_path']}/webconfigurator.lock");
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printf("showajaxmessage('" . gettext("This device is currently being maintained by: %s.") . "');", $whom);
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}
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}
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exit;
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}
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/* Check against locally configured IP addresses, which will catch when someone
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port forwards WebGUI access from WAN to an internal IP on the router. */
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global $FilterIflist, $nifty_background;
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$local_ip = false;
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if (strpos($_SERVER['HTTP_HOST'], ":") === FALSE) {
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$http_host_port = explode(":", $_SERVER['HTTP_HOST']);
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$http_host = $http_host_port[0];
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} else {
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$http_host = $_SERVER['HTTP_HOST'];
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}
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if (empty($FilterIflist)) {
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require_once('filter.inc');
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require_once('shaper.inc');
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filter_generate_optcfg_array();
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}
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foreach ($FilterIflist as $iflist) {
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if ($iflist['ip'] == $http_host) {
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$local_ip = true;
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} else if ($iflist['ipv6'] == $http_host) {
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$local_ip = true;
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} else if (is_array($iflist['vips'])) {
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foreach ($iflist['vips'] as $vip) {
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if ($vip['ip'] == $http_host) {
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$local_ip = true;
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break;
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}
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}
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unset($vip);
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}
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if ($local_ip == true) {
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break;
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}
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}
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unset($FilterIflist);
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unset($iflist);
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if ($local_ip == false) {
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if (is_array($config['openvpn']['openvpn-server'])) {
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foreach ($config['openvpn']['openvpn-server'] as $ovpns) {
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if (is_ipaddrv4($http_host) && !empty($ovpns['tunnel_network']) && ip_in_subnet($http_host, $ovpns['tunnel_network'])) {
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$local_ip = true;
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} else if (is_ipaddrv6($http_host) && !empty($ovpns['tunnel_networkv6']) && ip_in_subnet($http_host, $ovpns['tunnel_networkv6'])) {
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$local_ip = true;
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}
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if ($local_ip == true) {
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break;
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}
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}
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}
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}
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// For the login form, get the settings of no particular user.
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// That ensures we will use the system default theme for the login form.
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$user_settings = get_user_settings("");
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$cssfile = "/css/pfSense.css";
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if (isset($user_settings['webgui']['webguicss'])) {
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if (file_exists("/usr/local/www/css/" . $user_settings['webgui']['webguicss'])) {
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$cssfile = "/css/" . $user_settings['webgui']['webguicss'];
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="<?=$cssfile?>" />
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<title><?=gettext("Login"); ?></title>
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<script type="text/javascript">
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//<![CDATA{
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var events = events || [];
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//]]>
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</script>
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</head>
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<body id="login" class="no-menu">
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<div id="jumbotron">
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<div class="container">
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<div class="col-sm-offset-3 col-sm-6 col-xs-12">
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<?php
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if (is_ipaddr($http_host) && !$local_ip && !isset($config['system']['webgui']['nohttpreferercheck'])) {
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$nifty_background = "#999";
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print_info_box(gettext("The IP address being used to access this router is not configured locally, which may be forwarded by NAT or other means. <br /><br />If this forwarding is unexpected, it should be verified that a man-in-the-middle attack is not taking place."));
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}
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$loginautocomplete = isset($config['system']['webgui']['loginautocomplete']) ? '' : 'autocomplete="off"';
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?>
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<div class="panel panel-default">
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<div class="panel-heading">
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<h2 class="panel-title"><?=sprintf(gettext("Login to %s"), $g['product_name'])?></h2>
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</div>
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<div class="panel-body">
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<?php if (!empty($_SESSION['Login_Error'])): ?>
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<div class="alert alert-danger" role="alert"><?=$_SESSION['Login_Error'];?></div>
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<?php endif ?>
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<div class="alert alert-warning hidden" id="no_cookies"><?= gettext("The browser must support cookies to login."); ?></div>
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<form method="post" <?= $loginautocomplete ?> action="<?=$_SERVER['SCRIPT_NAME'];?>" class="form-horizontal">
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<div class="form-group">
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<label for="usernamefld" class="col-sm-3 control-label"><?=gettext("Username")?></label>
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<div class="col-sm-9 col-md-7">
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<input type="text" class="form-control" name="usernamefld" id="usernamefld" placeholder="<?=gettext("Enter your username")?>" autocorrect="off" autocapitalize="none" spellcheck="false">
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</div>
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</div>
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<div class="form-group">
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<label for="passwordfld" class="col-sm-3 control-label"><?=gettext("Password")?></label>
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<div class="col-sm-9 col-md-7">
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<input type="password" class="form-control" name="passwordfld" id="passwordfld" placeholder="<?=gettext("Enter your password")?>">
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</div>
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</div>
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<div class="form-group">
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<div class="col-sm-offset-3 col-sm-9 col-md-7">
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<button type="submit" class="btn btn-primary" name="login"><?=gettext("Login")?></button>
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</div>
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</div>
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</form>
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</div>
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</div>
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</div>
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</div>
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317
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<script type="text/javascript">
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319
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//!<[CDATA[
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320
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events.push(function() {
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321
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document.cookie=
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322
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"cookie_test=1" +
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"<?php echo $config['system']['webgui']['protocol'] == 'https' ? '; secure' : '';?>";
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324
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325
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if (document.cookie.indexOf("cookie_test") == -1)
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document.getElementById("no_cookies").style.display="";
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else
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document.getElementById("no_cookies").style.display="none";
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329
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// Delete it
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document.cookie = "cookie_test=1; expires=Thu, 01-Jan-1970 00:00:01 GMT";
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});
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333
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//]]>
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334
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</script>
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<?php
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336
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require_once('foot.inc');
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337
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} // end function
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