mirror of
https://github.com/librenms/librenms.git
synced 2024-09-29 22:36:40 +00:00
120 lines
4.9 KiB
PHP
120 lines
4.9 KiB
PHP
<?php
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@ini_set("session.gc_maxlifetime","0");
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@ini_set('session.use_only_cookies', 1);
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@ini_set('session.cookie_httponly', 1);
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require('includes/PasswordHash.php');
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session_start();
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// Preflight checks
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if (!is_dir($config['rrd_dir']))
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{
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echo("<div class='errorbox'>RRD Log Directory is missing ({$config['rrd_dir']}). Graphing may fail.</div>");
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}
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if (!is_dir($config['temp_dir']))
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{
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echo("<div class='errorbox'>Temp Directory is missing ({$config['temp_dir']}). Graphing may fail.</div>");
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}
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if (!is_writable($config['temp_dir']))
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{
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echo("<div class='errorbox'>Temp Directory is not writable ({$config['tmp_dir']}). Graphing may fail.</div>");
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}
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// Clear up any old sessions
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dbDelete('session', "`session_expiry` < ?", array(time()));
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if ($vars['page'] == "logout" && $_SESSION['authenticated'])
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{
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dbInsert(array('user' => $_SESSION['username'], 'address' => $_SERVER["REMOTE_ADDR"], 'result' => 'Logged Out'), 'authlog');
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dbDelete('session', "`session_username` = ? AND session_value = ?", array($_SESSION['username'],$_COOKIE['sess_id']));
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unset($_SESSION);
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unset($_COOKIE);
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setcookie ("sess_id", "", time() - 60*60*24*$config['auth_remember'], "/");
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setcookie ("token", "", time() - 60*60*24*$config['auth_remember'], "/");
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setcookie ("auth", "", time() - 60*60*24*$config['auth_remember'], "/");
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session_destroy();
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$auth_message = "Logged Out";
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header('Location: /');
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exit;
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}
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// We are only interested in login details passed via POST.
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if (isset($_POST['username']) && isset($_POST['password'])) {
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$_SESSION['username'] = mres($_POST['username']);
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$_SESSION['password'] = $_POST['password'];
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} elseif(isset($_GET['username']) && isset($_GET['password'])) {
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$_SESSION['username'] = mres($_GET['username']);
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$_SESSION['password'] = $_GET['password'];
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}
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if (!isset($config['auth_mechanism']))
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{
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$config['auth_mechanism'] = "mysql";
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}
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if (file_exists('includes/authentication/' . $config['auth_mechanism'] . '.inc.php'))
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{
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include('includes/authentication/' . $config['auth_mechanism'] . '.inc.php');
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}
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else
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{
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print_error('ERROR: no valid auth_mechanism defined!');
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exit();
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}
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$auth_success = 0;
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if ((isset($_SESSION['username'])) || (isset($_COOKIE['sess_id'],$_COOKIE['token'])))
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{
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if ((authenticate($_SESSION['username'],$_SESSION['password'])) || (reauthenticate($_COOKIE['sess_id'],$_COOKIE['token'])))
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{
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$_SESSION['userlevel'] = get_userlevel($_SESSION['username']);
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$_SESSION['user_id'] = get_userid($_SESSION['username']);
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if (!$_SESSION['authenticated'])
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{
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if( $config['twofactor'] === true && !isset($_SESSION['twofactor']) ) {
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require_once($config['install_dir'].'/html/includes/authentication/twofactor.lib.php');
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twofactor_auth();
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}
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if( !$config['twofactor'] || $_SESSION['twofactor'] ) {
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$_SESSION['authenticated'] = true;
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dbInsert(array('user' => $_SESSION['username'], 'address' => $_SERVER["REMOTE_ADDR"], 'result' => 'Logged In'), 'authlog');
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}
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}
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if (isset($_POST['remember']))
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{
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$sess_id = session_id();
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$hasher = new PasswordHash(8, FALSE);
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$token = strgen();
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$auth = strgen();
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$hasher = new PasswordHash(8, FALSE);
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$token_id = $_SESSION['username'].'|'.$hasher->HashPassword($_SESSION['username'].$token);
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// If we have been asked to remember the user then set the relevant cookies and create a session in the DB.
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setcookie("sess_id", $sess_id, time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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setcookie("token", $token_id, time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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setcookie("auth", $auth, time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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dbInsert(array('session_username' => $_SESSION['username'], 'session_value' => $sess_id, 'session_token' => $token, 'session_auth' => $auth, 'session_expiry' => time()+60*60*24*$config['auth_remember']), 'session');
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}
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if (isset($_COOKIE['sess_id'],$_COOKIE['token'],$_COOKIE['auth']))
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{
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// If we have the remember me cookies set then update session expiry times to keep us logged in.
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$sess_id = session_id();
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dbUpdate(array('session_value' => $sess_id, 'session_expiry' => time()+60*60*24*$config['auth_remember']), 'session', 'session_auth=?', array($_COOKIE['auth']));
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setcookie("sess_id", $sess_id, time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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setcookie("token", $_COOKIE['token'], time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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setcookie("auth", $_COOKIE['auth'], time()+60*60*24*$config['auth_remember'], "/", null, false, true);
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}
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$permissions = permissions_cache($_SESSION['user_id']);
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}
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elseif (isset($_SESSION['username']))
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{
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$auth_message = "Authentication Failed";
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unset ($_SESSION['authenticated']);
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dbInsert(array('user' => $_SESSION['username'], 'address' => $_SERVER["REMOTE_ADDR"], 'result' => 'Authentication Failure'), 'authlog');
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}
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}
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?>
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