385 lines
13 KiB
PHP
385 lines
13 KiB
PHP
<?php
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/**
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* Pandora FMS integration API.
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*
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* @category API
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* @package Pandora FMS
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* @subpackage Console
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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_api.php';
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global $config;
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define('DEBUG', 0);
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define('VERBOSE', 0);
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// Load extra classes.
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require_once $config['homedir'].'/vendor/autoload.php';
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// Enterprise support.
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if (file_exists($config['homedir'].'/'.ENTERPRISE_DIR.'/load_enterprise.php') === true) {
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include_once $config['homedir'].'/'.ENTERPRISE_DIR.'/load_enterprise.php';
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}
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// TESTING THE UPDATE MANAGER.
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enterprise_include_once('load_enterprise.php');
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enterprise_include_once('include/functions_enterprise_api.php');
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enterprise_include_once('include/functions_metaconsole.php');
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$ipOrigin = $_SERVER['REMOTE_ADDR'];
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// Sometimes input is badly retrieved from caller...
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if (empty($_REQUEST) === true) {
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$data = explode('&', urldecode(file_get_contents('php://input')));
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foreach ($data as $d) {
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$r = explode('=', $d, 2);
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$_POST[$r[0]] = $r[1];
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$_GET[$r[0]] = $r[1];
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}
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}
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// Get the parameters and parse if necesary.
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$op = get_parameter('op');
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$op2 = get_parameter('op2');
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$ext_name = get_parameter('ext_name');
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$ext_function = get_parameter('ext_function');
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$id = get_parameter('id');
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$id2 = get_parameter('id2');
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$otherSerialize = get_parameter('other');
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$otherMode = get_parameter('other_mode', 'url_encode');
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$returnType = get_parameter('return_type', 'string');
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$info = get_parameter('info', '');
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$raw_decode = (bool) get_parameter('raw_decode', true);
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$other = parseOtherParameter($otherSerialize, $otherMode, $raw_decode);
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$apiPassword = io_output_password(
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db_get_value_filter(
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'value',
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'tconfig',
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['token' => 'api_password']
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)
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);
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$apiTokenValid = false;
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// Try getting bearer token from header.
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// TODO. Getting token from url will be removed.
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$apiToken = (string) getBearerToken();
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if (empty($apiToken) === true) {
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// Legacy user/pass token.
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// TODO. Revome in future.
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$api_password = get_parameter('apipass', '');
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$user = get_parameter('user', '');
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$password = get_parameter('pass', '');
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} else {
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$apiTokenValid = (bool) api_token_check($apiToken);
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}
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$correctLogin = false;
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$no_login_msg = '';
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// Clean unwanted output.
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ob_clean();
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// READ THIS:
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// Special call without checks to retrieve version and build of the Pandora FMS
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// This info is avalable from the web console without login
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// Don't change the format, it is parsed by applications.
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if ($info === 'version') {
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if ((bool) $config['MR'] === false) {
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$config['MR'] = 0;
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}
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echo 'Pandora FMS '.$pandora_version.' - '.$build_version.' MR'.$config['MR'];
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exit;
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}
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if (empty($apiPassword) === true
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|| (empty($apiPassword) === false && $api_password === $apiPassword)
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|| $apiTokenValid === true
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) {
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if (enterprise_hook('metaconsole_validate_origin', [get_parameter('server_auth')]) === true
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|| enterprise_hook('console_validate_origin', [get_parameter('server_auth')]) === true
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) {
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// Allow internal direct node -> metaconsole connection
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// or node -> own console connection.
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$server_uid = get_parameter(('server_auth'));
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$config['__internal_call'] = true;
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$config['id_usuario'] = $server_uid;
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// Compat.
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$config['id_user'] = $server_uid;
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$correctLogin = true;
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$config['is_admin'][$server_uid] = true;
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// Bypass credentials if server-auth and api-pass are correct.
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} else if (($config['server_unique_identifier'] === get_parameter('server_auth'))
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&& ($api_password === $apiPassword)
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&& ((bool) isInACL($ipOrigin) === true)
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) {
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$server_uid = get_parameter(('server_auth'));
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$config['id_usuario'] = $server_uid;
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$config['id_user'] = $server_uid;
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$config['is_admin'][$server_uid] = true;
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$correctLogin = true;
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} else if ((bool) isInACL($ipOrigin) === true) {
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// External access.
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// Token is valid. Bypass the credentials.
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if ($apiTokenValid === true) {
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$credentials = db_get_row('tusuario', 'api_token', $apiToken);
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$user = $credentials['id_user'];
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$password = $credentials['password'];
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}
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$user_in_db = process_user_login($user, $password, true, $apiTokenValid);
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if ($user_in_db !== false) {
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$config['id_usuario'] = $user_in_db;
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// Compat.
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$config['id_user'] = $user_in_db;
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$correctLogin = true;
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if (session_status() === PHP_SESSION_NONE) {
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session_start();
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$_SESSION = [];
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}
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$_SESSION['id_usuario'] = $user;
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config_prepare_session();
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session_write_close();
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} else {
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$no_login_msg = 'Incorrect user credentials';
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}
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} else {
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$no_login_msg = 'IP '.$ipOrigin.' is not in ACL list';
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}
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} else {
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$no_login_msg = 'Incorrect given API password';
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}
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if ($correctLogin === true) {
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if (($op !== 'get') && ($op !== 'set') && ($op !== 'help')) {
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returnError('no_set_no_get_no_help', $returnType);
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} else {
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$function_name = '';
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// Check if is an extension function and get the function name.
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if ($op2 === 'extension') {
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$extension_api_url = $config['homedir'].'/'.EXTENSIONS_DIR.'/'.$ext_name.'/'.$ext_name.'.api.php';
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// The extension API file must exist and the extension must be
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// enabled.
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if (file_exists($extension_api_url) === true
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&& in_array($ext_name, extensions_get_disabled_extensions()) === false
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) {
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include_once $extension_api_url;
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$function_name = 'apiextension_'.$op.'_'.$ext_function;
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}
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} else {
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$function_name = 'api_'.$op.'_'.$op2;
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if ($op === 'set' && $id) {
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switch ($op2) {
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case 'update_agent':
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case 'add_module_in_conf':
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case 'update_module_in_conf':
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case 'delete_module_in_conf':
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$agent = agents_locate_agent($id);
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if ($agent !== false) {
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$id_os = $agent['id_os'];
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if ((int) $id_os === 100) {
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returnError(
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'not_allowed_operation_cluster',
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$returnType
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);
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return false;
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}
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}
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break;
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// case 'create_network_module':
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case 'create_plugin_module':
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// case 'create_data_module':
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case 'create_synthetic_module':
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case 'create_snmp_module':
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case 'delete_module':
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case 'delete_agent':
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$agent = agents_locate_agent($id);
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if ($agent !== false) {
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$id_os = $agent['id_os'];
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if ($id_os == 100) {
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returnError(
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'not_allowed_operation_cluster',
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$returnType
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);
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return false;
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}
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}
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break;
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case 'update_network_module':
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case 'update_plugin_module':
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case 'update_data_module':
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case 'update_snmp_module':
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$id_os = db_get_value_sql(
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sprintf(
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'SELECT id_os
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FROM tagente
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WHERE id_agente = (
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SELECT id_agente
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FROM tagente_modulo
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WHERE id_agente_modulo = %d
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)',
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$id
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)
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);
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if ($id_os == 100) {
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returnError(
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'not_allowed_operation_cluster',
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$returnType
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);
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return false;
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}
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break;
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case 'delete_user_permission':
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if ($user_db === '') {
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returnError(
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__('User or group not specified'),
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__('User, group not specified')
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);
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return;
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}
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$id_os = api_set_delete_user_profiles(
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$thrash1,
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$thrash2,
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$other,
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$returnType
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);
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if ($id_os != 100) {
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return;
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}
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if ($id_os == false) {
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returnError(
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'not_allowed_operation_cluster',
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$returnType
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);
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return false;
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}
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break;
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case 'add_permission_user_to_group':
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if ($user_db == null
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|| $group_db == null
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|| $id_up == null
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) {
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returnError(
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__('User, group or profile not specified'),
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__('User, group or profile status not specified')
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);
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return;
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}
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$id_os = api_set_add_permission_user_to_group(
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$thrash1,
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$thrash2,
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$other,
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$returnType
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);
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if ($id_os != 100) {
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return;
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}
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if ($id_os == false) {
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returnError(
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'not_allowed_operation_cluster',
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$returnType
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);
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return false;
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}
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break;
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case 'event':
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// Preventive check for users if not available write events.
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if (! check_acl($config['id_user'], $event['id_grupo'], 'EW')) {
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return false;
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}
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break;
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default:
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// Ignore.
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break;
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}
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}
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}
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// Check if the function exists.
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if (function_exists($function_name)) {
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if (!DEBUG) {
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error_reporting(0);
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}
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if (VERBOSE) {
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error_reporting(E_ALL);
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ini_set('display_errors', 1);
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}
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call_user_func(
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$function_name,
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$id,
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$id2,
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$other,
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$returnType,
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$user_in_db
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);
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} else {
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returnError('no_exist_operation', $returnType);
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}
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}
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} else {
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/*
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* //TODO: Implement a new switch in config to enable / disable
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* ACL auth failure: if enabled and have lots of traffic can produce
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* millions of records and a considerable OVERHEAD in the system :(
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* db_pandora_ audit("API access Failed", $no_login_msg, $user, $ipOrigin);
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*/
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sleep(15);
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// Protection on DoS attacks.
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echo 'auth error';
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}
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// Logout.
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if (session_status() !== PHP_SESSION_DISABLED) {
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$_SESSION = [];
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// Could give a warning if no session file is created. Ignore.
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@session_destroy();
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header_remove('Set-Cookie');
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setcookie(session_name(), $_COOKIE[session_name()], (time() - 4800), '/');
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}
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