136 lines
5.2 KiB
PHP
136 lines
5.2 KiB
PHP
<?php
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/**
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* Get File script
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*
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* @category File manager
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* @package Pandora FMS
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* @subpackage Community
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* @version 1.0.0
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* @license See below
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*
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* ______ ___ _______ _______ ________
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* | __ \.-----.--.--.--| |.-----.----.-----. | ___| | | __|
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* | __/| _ | | _ || _ | _| _ | | ___| |__ |
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* |___| |___._|__|__|_____||_____|__| |___._| |___| |__|_|__|_______|
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*
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* ============================================================================
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* Copyright (c) 2005-2023 Pandora FMS
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* Please see https://pandorafms.com/community/ for full contribution list
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation for version 2.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* ============================================================================
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*/
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// Begin.
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require_once 'config.php';
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require_once 'functions.php';
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require_once 'functions_ui.php';
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require_once 'functions_filemanager.php';
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global $config;
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check_login();
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$auth_method = db_get_value('value', 'tconfig', 'token', 'auth');
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if ($auth_method !== 'ad' && $auth_method !== 'ldap') {
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include_once 'auth/'.$auth_method.'.php';
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}
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$hash = get_parameter('hash');
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$file_raw = get_parameter('file');
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$file = base64_decode(urldecode($file_raw));
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$secure_extension = true;
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$extension = pathinfo($file, PATHINFO_EXTENSION);
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if ($extension === 'php' || $extension === 'js') {
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$secure_extension = false;
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}
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$parse_all_queries = explode('&', parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY));
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$parse_sec2_query = explode('=', $parse_all_queries[1]);
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$dirname = dirname($file);
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$path_traversal = strpos($file, '../');
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// Avoid possible inifite loop with referer.
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if (isset($_SERVER['HTTP_ORIGIN']) === false || (isset($_SERVER['HTTP_ORIGIN']) === true && $_SERVER['HTTP_REFERER'] === $_SERVER['HTTP_ORIGIN'].$_SERVER['REQUEST_URI'])) {
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$refererPath = ui_get_full_url('index.php');
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} else {
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$refererPath = $_SERVER['HTTP_REFERER'];
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}
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if (empty($file) === true || empty($hash) === true || $hash !== md5($file_raw.$config['server_unique_identifier'])
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|| isset($_SERVER['HTTP_REFERER']) === false || $path_traversal !== false || $secure_extension === false
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) {
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$errorMessage = __('Security error. Please contact the administrator.');
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} else {
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$downloadable_file = '';
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// Metaconsole have a route distinct than node.
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$main_file_manager = (is_metaconsole() === true) ? 'advanced/metasetup' : 'godmode/setup/file_manager';
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$main_collections = (is_metaconsole() === true) ? 'advanced/collections' : 'enterprise/godmode/agentes/collections';
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if ($parse_sec2_query[0] === 'sec2') {
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switch ($parse_sec2_query[1]) {
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case $main_file_manager:
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case 'operation/snmpconsole/snmp_mib_uploader':
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$downloadable_file = $_SERVER['DOCUMENT_ROOT'].'/pandora_console/'.$file;
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break;
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case 'godmode/files_repo/files_repo':
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$attachment_path = io_safe_output($config['attachment_store']);
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$downloadable_file = $attachment_path.'/files_repo/'.$file;
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break;
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case 'godmode/servers/plugin':
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$downloadable_file = $_SERVER['DOCUMENT_ROOT'].'/pandora_console/attachment/plugin/'.$file;
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break;
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case $main_collections:
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$downloadable_file = io_safe_output($config['attachment_store']).'/collection/'.$file;
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break;
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case 'godmode/setup/file_manager':
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$downloadable_file = ($dirname === 'image') ? $_SERVER['DOCUMENT_ROOT'].'/pandora_console/'.$file : '';
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default:
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// Wrong action.
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$downloadable_file = '';
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break;
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}
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}
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if (empty($downloadable_file) === true || file_exists($downloadable_file) === false) {
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$errorMessage = __('File is missing in disk storage. Please contact the administrator.');
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} else {
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// Everything went well.
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header('Content-type: aplication/octet-stream;');
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header('Content-type: '.mime_content_type($downloadable_file).';');
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header('Content-Length: '.filesize($downloadable_file));
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header('Content-Disposition: attachment; filename="'.basename($downloadable_file).'"');
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readfile($downloadable_file);
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return;
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}
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}
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?>
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<script type="text/javascript">
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document.addEventListener('DOMContentLoaded', function () {
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var refererPath = '<?php echo $refererPath; ?>';
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var errorFileOutput = '<?php echo $errorMessage; ?>';
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if(refererPath != ''){
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document.body.innerHTML = `<form action="` + refererPath + `" name="failedReturn" method="post" style="display:none;">
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<input type="hidden" name="errorFileOutput" value="` + errorFileOutput + `" />
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</form>`;
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document.forms['failedReturn'].submit();
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}
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}, false);
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</script>
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