Files
iTop/datamodels/2.x/itop-config/config.php
2024-05-06 18:35:31 +02:00

366 lines
12 KiB
PHP

<?php
/*
* @copyright Copyright (C) 2010-2024 Combodo SAS
* @license http://opensource.org/licenses/AGPL-3.0
*/
use Combodo\iTop\Application\UI\Base\Component\Alert\Alert;
use Combodo\iTop\Application\UI\Base\Component\Alert\AlertUIBlockFactory;
use Combodo\iTop\Application\UI\Base\Component\Button\ButtonUIBlockFactory;
use Combodo\iTop\Application\UI\Base\Component\Form\Form;
use Combodo\iTop\Application\UI\Base\Component\Html\Html;
use Combodo\iTop\Application\UI\Base\Component\Input\InputUIBlockFactory;
use Combodo\iTop\Application\UI\Base\Component\Title\TitleUIBlockFactory;
use Combodo\iTop\Application\WebPage\iTopWebPage;
use Combodo\iTop\Config\Validator\iTopConfigAstValidator;
use Combodo\iTop\Config\Validator\iTopConfigSyntaxValidator;
require_once(APPROOT.'application/startup.inc.php');
const CONFIG_ERROR = 0;
const CONFIG_WARNING = 1;
const CONFIG_INFO = 2;
/**
* @param $sContents
* @param $oP
*
* @throws \Exception
*/
function TestConfig($sContents, $oP)
{
/// 1- first check if there is no malicious code
$oiTopConfigValidator = new iTopConfigAstValidator();
$oiTopConfigValidator->Validate($sContents);
/// 2 - only after we are sure that there is no malicious cade, we can perform a syntax check!
$oiTopConfigValidator = new iTopConfigSyntaxValidator();
$oiTopConfigValidator->Validate($sContents);
}
/**
* @param $sSafeContent
*
* @return bool
*/
function DBPasswordInNewConfigIsOk($sSafeContent)
{
$bIsWindows = (array_key_exists('WINDIR', $_SERVER) || array_key_exists('windir', $_SERVER));
if ($bIsWindows && (preg_match("@'db_pwd' => '[^%!\"]+',@U", $sSafeContent) === 0)) {
return false;
}
return true;
}
function CheckAsyncTasksRetryConfig(Config $oTempConfig, iTopWebPage $oP)
{
$iWarnings = 0;
foreach (get_declared_classes() as $sPHPClass) {
$oRefClass = new ReflectionClass($sPHPClass);
if ($oRefClass->isSubclassOf('AsyncTask') && !$oRefClass->isAbstract()) {
$aMessages = AsyncTask::CheckRetryConfig($oTempConfig, $oRefClass->getName());
if (count($aMessages) !== 0) {
foreach ($aMessages as $sMessage) {
$oAlert = AlertUIBlockFactory::MakeForWarning('', $sMessage);
$oP->AddUiBlock($oAlert);
$iWarnings++;
}
}
}
}
return $iWarnings;
}
/**
* @param \Exception $e
*
* @return \Combodo\iTop\Application\UI\Base\Component\Alert\Alert
*/
function GetAlertFromException(Exception $e): Alert
{
switch ($e->getCode()) {
case CONFIG_WARNING:
$oAlert = AlertUIBlockFactory::MakeForWarning('', $e->getMessage());
break;
case CONFIG_INFO:
$oAlert = AlertUIBlockFactory::MakeForInformation('', $e->getMessage());
break;
case CONFIG_ERROR:
default:
$oAlert = AlertUIBlockFactory::MakeForDanger('', $e->getMessage());
}
return $oAlert;
}
/////////////////////////////////////////////////////////////////////
// Main program
//
LoginWebPage::DoLogin(); // Check user rights and prompt if needed
ApplicationMenu::CheckMenuIdEnabled('ConfigEditor');
//$sOperation = utils::ReadParam('operation', 'menu');
//$oAppContext = new ApplicationContext();
$oP = new iTopWebPage(Dict::S('config-edit-title'));
$oP->set_base(utils::GetAbsoluteUrlAppRoot().'pages/');
$sAceDir = 'node_modules/ace-builds/src-min/';
$oP->LinkScriptFromAppRoot($sAceDir.'ace.js');
$oP->LinkScriptFromAppRoot($sAceDir.'mode-php.js');
$oP->LinkScriptFromAppRoot($sAceDir.'theme-eclipse.js');
$oP->LinkScriptFromAppRoot($sAceDir.'ext-searchbox.js');
try {
$sOperation = utils::ReadParam('operation', '');
$iEditorTopMargin = 2;
if (UserRights::IsAdministrator() && ExecutionKPI::IsEnabled()) {
$iEditorTopMargin += 6;
}
$oP->AddUiBlock(TitleUIBlockFactory::MakeForPage(Dict::S('config-edit-title')));
if (MetaModel::GetConfig()->Get('demo_mode')) {
throw new Exception(Dict::S('config-not-allowed-in-demo'), CONFIG_INFO);
}
if (MetaModel::GetModuleSetting('itop-config', 'config_editor', '') == 'disabled') {
throw new Exception(Dict::S('config-interactive-not-allowed'), CONFIG_WARNING);
}
$sConfigFile = APPROOT.'conf/'.utils::GetCurrentEnvironment().'/config-itop.php';
$iEditorTopMargin += 9;
$sConfigContent = file_get_contents($sConfigFile);
$sConfigChecksum = md5($sConfigContent);
$sConfig = str_replace("\r\n", "\n", $sConfigContent);
$sOriginalConfig = $sConfig;
if (!empty($sOperation)) {
$iEditorTopMargin += 5;
$sConfig = utils::ReadParam('new_config', '', false, 'raw_data');
}
try {
if ($sOperation == 'revert') {
throw new Exception(Dict::S('config-reverted'), CONFIG_WARNING);
}
if ($sOperation == 'save') {
$sTransactionId = utils::ReadParam('transaction_id', '', false, 'transaction_id');
if (!utils::IsTransactionValid($sTransactionId, true)) {
throw new Exception(Dict::S('config-error-transaction'), CONFIG_ERROR);
}
$sChecksum = utils::ReadParam('checksum');
if ($sChecksum !== $sConfigChecksum) {
throw new Exception(Dict::S('config-error-file-changed'), CONFIG_ERROR);
}
if ($sConfig === $sOriginalConfig) {
throw new Exception(Dict::S('config-no-change'), CONFIG_INFO);
}
TestConfig($sConfig, $oP); // throws exceptions
@chmod($sConfigFile, 0770); // Allow overwriting the file
$sTmpFile = tempnam(SetupUtils::GetTmpDir(), 'itop-cfg-');
// Don't write the file as-is since it would allow to inject any kind of PHP code.
// Instead, write the interpreted version of the file
// Note:
// The actual raw PHP code will anyhow be interpreted exactly twice: once in TestConfig() above
// and a second time during the load of the Config object below.
// If you are really concerned about an iTop administrator crafting some malicious
// PHP code inside the config file, then turn off the interactive configuration
// editor by adding the configuration parameter:
// 'itop-config' => array(
// 'config_editor' => 'disabled',
// )
file_put_contents($sTmpFile, $sConfig);
$oTempConfig = new Config($sTmpFile, true);
$oTempConfig->WriteToFile($sConfigFile);
@unlink($sTmpFile);
@chmod($sConfigFile, 0440); // Read-only
if (DBPasswordInNewConfigIsOk($sConfig)) {
$oAlert = AlertUIBlockFactory::MakeForSuccess('', Dict::S('config-saved'));
} else {
$oAlert = AlertUIBlockFactory::MakeForInformation('', Dict::S('config-saved-warning-db-password'));
}
$oP->AddUiBlock($oAlert);
$iWarnings = CheckAsyncTasksRetryConfig($oTempConfig, $oP);
// Read the config from disk after save
$sConfigContent = file_get_contents($sConfigFile);
$sConfigChecksum = md5($sConfigContent);
$sConfig = str_replace("\r\n", "\n", $sConfigContent);
$sOriginalConfig = $sConfig;
}
}
catch (Exception $e) {
$oAlert = GetAlertFromException($e);
$oP->AddUiBlock($oAlert);
}
// (remove EscapeHtml) N°5914 - Wrong encoding in modules configuration editor
$oP->AddUiBlock(new Html('<p>'.Dict::S('config-edit-intro').'</p>'));
$oForm = new Form();
$oForm->AddSubBlock(InputUIBlockFactory::MakeForHidden('operation', 'save', 'operation'));
$oForm->AddSubBlock(InputUIBlockFactory::MakeForHidden('transaction_id', utils::GetNewTransactionId()));
$oForm->AddSubBlock(InputUIBlockFactory::MakeForHidden('checksum', $sConfigChecksum));
//--- Cancel button
$oCancelButton = ButtonUIBlockFactory::MakeForCancel(Dict::S('config-cancel'), 'cancel_button', null, true, 'cancel_button');
$oCancelButton->SetOnClickJsCode("return ResetConfig();");
$oForm->AddSubBlock($oCancelButton);
//--- Submit button
$oSubmitButton = ButtonUIBlockFactory::MakeForPrimaryAction(Dict::S('config-apply'), null, Dict::S('config-apply'), true, 'submit_button');
$oForm->AddSubBlock($oSubmitButton);
//--- Config editor
$oForm->AddSubBlock(InputUIBlockFactory::MakeForHidden('prev_config', $sOriginalConfig, 'prev_config'));
$oForm->AddSubBlock(InputUIBlockFactory::MakeForHidden('new_config', $sOriginalConfig));
$oForm->AddHtml("<div id =\"new_config\" style=\"position: absolute; top: ".$iEditorTopMargin."em; bottom: 0; left: 5px; right: 5px;\"></div>");
$oP->AddUiBlock($oForm);
$oP->add_script(
<<<'JS'
var EditorUtils = (function() {
var STORAGE_RANGE_KEY = 'cfgEditorRange';
var STORAGE_LINE_KEY = 'cfgEditorFirstline';
var _editorSavedRange = null;
var _editorSavedFirstLine = null;
var saveEditorDisplay = function(editor) {
_initObjectValues(editor);
_persistObjectValues();
};
var _initObjectValues = function(editor) {
_editorSavedRange = editor.getSelectionRange();
_editorSavedFirstLine = editor.renderer.getFirstVisibleRow();
};
var _persistObjectValues = function() {
sessionStorage.setItem(EditorUtils.STORAGE_RANGE_KEY, JSON.stringify(_editorSavedRange));
sessionStorage.setItem(EditorUtils.STORAGE_LINE_KEY, _editorSavedFirstLine);
};
var restoreEditorDisplay = function(editor) {
_restoreObjectValues();
_setEditorDisplay(editor);
};
var _restoreObjectValues = function() {
if ((sessionStorage.getItem(STORAGE_RANGE_KEY) == null)
|| (sessionStorage.getItem(STORAGE_LINE_KEY) == null)) {
return;
}
_editorSavedRange = JSON.parse(sessionStorage.getItem(EditorUtils.STORAGE_RANGE_KEY));
_editorSavedFirstLine = sessionStorage.getItem(EditorUtils.STORAGE_LINE_KEY);
sessionStorage.removeItem(STORAGE_RANGE_KEY);
sessionStorage.removeItem(STORAGE_LINE_KEY);
};
var _setEditorDisplay = function(editor) {
if ((_editorSavedRange == null) || (_editorSavedFirstLine == null)) {
return;
}
editor.selection.setRange(_editorSavedRange);
editor.renderer.scrollToRow(_editorSavedFirstLine);
};
var getEditorForm = function(editor) {
var editorContainer = $(editor.container);
return editorContainer.closest("form");
};
var updateConfigEditorButtonState = function(editor) {
var isSameContent = (editor.getValue() == $('#prev_config').val());
var hasNoError = $.isEmptyObject(editor.getSession().getAnnotations());
$('#cancel_button').prop('disabled', isSameContent);
$('#submit_button').prop('disabled', isSameContent || !hasNoError);
};
return {
STORAGE_RANGE_KEY: STORAGE_RANGE_KEY,
STORAGE_LINE_KEY : STORAGE_LINE_KEY,
saveEditorDisplay : saveEditorDisplay,
restoreEditorDisplay : restoreEditorDisplay,
getEditorForm : getEditorForm,
updateConfigEditorButtonState : updateConfigEditorButtonState
};
})();
JS
);
$oP->add_ready_script(<<<'JS'
var editor = ace.edit("new_config");
var configurationSource = $('input[name="new_config"]');
editor.getSession().setValue(configurationSource.val());
editor.getSession().on('change', function()
{
configurationSource.val(editor.getSession().getValue());
EditorUtils.updateConfigEditorButtonState(editor);
});
editor.getSession().on("changeAnnotation", function()
{
EditorUtils.updateConfigEditorButtonState(editor);
});
editor.setTheme("ace/theme/eclipse");
editor.getSession().setMode("ace/mode/php");
editor.commands.addCommand({
name: 'save',
bindKey: {win: "Ctrl-S", "mac": "Cmd-S"},
exec: function(editor) {
var editorForm = EditorUtils.getEditorForm(editor);
var submitButton = $('#submit_button');
if (submitButton.is(":enabled")) {
editorForm.submit();
}
}
});
var editorForm = EditorUtils.getEditorForm(editor);
editorForm.on('submit', function() {
EditorUtils.saveEditorDisplay(editor);
});
EditorUtils.restoreEditorDisplay(editor);
editor.focus();
JS
);
$sConfirmCancel = addslashes(Dict::S('config-confirm-cancel'));
$oP->add_script(<<<JS
function ResetConfig()
{
$("#operation").attr('value', 'revert');
if (confirm('$sConfirmCancel'))
{
$('input[name="new_config"]').val(prevConfig.val());
return true;
}
return false;
}
JS
);
} catch (Exception $e) {
$oAlert = GetAlertFromException($e);
$oP->AddUiBlock($oAlert);
}
$oP->output();