558 lines
17 KiB
PHP
558 lines
17 KiB
PHP
<?php
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namespace ManiaControl;
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use ManiaControl\Files\AsyncHttpRequest;
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use ManiaControl\Plugins\PluginManager;
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use ManiaControl\Update\UpdateManager;
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use ManiaControl\Utils\Formatter;
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use ManiaControl\Utils\WebReader;
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use Maniaplanet\DedicatedServer\Xmlrpc\TransportException;
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/**
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* Error and Exception Manager Class
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*
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* @author ManiaControl Team <mail@maniacontrol.com>
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* @copyright 2014-2020 ManiaControl Team
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* @license http://www.gnu.org/licenses/ GNU General Public License, Version 3
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*/
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class ErrorHandler {
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/*
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* Constants
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*/
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const MC_DEBUG_NOTICE = 'ManiaControl.DebugNotice';
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const SETTING_RESTART_ON_EXCEPTION = 'Automatically restart on Exceptions';
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const SETTING_REPORT_ON_MANIACONTROLCOM = 'Report errors on Maniacontrol.com';
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const LOG_SUPPRESSED_ERRORS = false;
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const LONG_LOOP_REPORT_TIME = 5;
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/*
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* Private properties
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*/
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/** @var ManiaControl $maniaControl */
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private $maniaControl = null;
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private $handlingError = null;
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/**
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* Construct a new error handler instance
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*
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* @param ManiaControl $maniaControl
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*/
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public function __construct(ManiaControl $maniaControl) {
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$this->maniaControl = $maniaControl;
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set_error_handler(array(&$this, 'handleError')); //TODO before was -1 verify why
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set_exception_handler(array(&$this, 'handleException'));
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register_shutdown_function(array(&$this, 'handleShutdown'));
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}
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/**
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* Initialize error handler features
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*/
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public function init() {
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$this->maniaControl->getSettingManager()->initSetting($this, self::SETTING_RESTART_ON_EXCEPTION, true);
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$this->maniaControl->getSettingManager()->initSetting($this, self::SETTING_REPORT_ON_MANIACONTROLCOM, true);
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}
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/**
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* Trigger a Debug Notice to the ManiaControl Website
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*
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* @param string $message
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*/
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public function triggerDebugNotice($message) {
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$this->handleError(self::MC_DEBUG_NOTICE, $message);
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}
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/**
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* ManiaControl Error Handler
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*
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* @param int $errorNumber
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* @param string $errorString
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* @param string $errorFile
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* @param int $errorLine
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* @param array $errorContext
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* @param bool $onShutdown
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* @return bool
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*/
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public function handleError($errorNumber, $errorString, $errorFile = null, $errorLine = -1, array $errorContext = array(), $onShutdown = false) {
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$suppressed = (error_reporting() === 0);
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if ($suppressed && !self::LOG_SUPPRESSED_ERRORS) {
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return false;
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}
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if (!$this->handlingError) {
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// Reset error handler for safety
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$this->handlingError = true;
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set_error_handler(array(&$this, 'handleError'));
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}
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// Build log message
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$errorTag = $this->getErrorTag($errorNumber);
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$isUserError = self::isUserErrorNumber($errorNumber);
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$isFatalError = self::isFatalError($errorNumber);
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$isPluginError = false;
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$traceString = null;
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$sourceClass = null;
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$traceSourceClass = null;
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$fileLine = null;
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$message = $errorTag . ': ' . $errorString;
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if (!$onShutdown) {
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$traceString = $this->parseBackTrace(array_slice(debug_backtrace(), 1), $traceSourceClass);
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}
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if ($errorFile) {
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$fileLine = $errorFile . ': ' . $errorLine;
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$sourceClass = $this->getSourceClass($errorFile);
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}
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if (!$sourceClass && $traceSourceClass) {
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$sourceClass = $traceSourceClass;
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}
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$logMessage = $message . PHP_EOL . 'File&Line: ' . $fileLine;
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if (!$isUserError && $traceString) {
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$logMessage .= PHP_EOL . 'Trace: ' . PHP_EOL . $traceString;
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}
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Logger::log($logMessage);
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$settingManager = $this->maniaControl->getSettingManager();
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if (!DEV_MODE && !$isUserError && !$suppressed && (!$settingManager || $settingManager->getSettingValue($this, self::SETTING_REPORT_ON_MANIACONTROLCOM))) {
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// Report error
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$report = array();
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$report['Type'] = 'Error';
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$report['Message'] = $message;
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if ($fileLine) {
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$report['FileLine'] = self::stripBaseDir($fileLine);
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}
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if ($sourceClass) {
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$report['SourceClass'] = $sourceClass;
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$pluginId = PluginManager::getPluginId($sourceClass);
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if ($pluginId > 0) {
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$report['PluginId'] = $pluginId;
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$report['PluginVersion'] = PluginManager::getPluginVersion($sourceClass);
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if ($isFatalError) {
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$this->maniaControl->getPluginManager()->deactivatePlugin($sourceClass);
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$message = $this->maniaControl->getChat()->formatMessage(
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'Plugin %s has an Error -> The Plugin will be deactivated and ManiaControl restarted!',
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$sourceClass
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);
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$this->maniaControl->getChat()->sendError($message);
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Logger::logError("Plugin {$sourceClass} has an Error -> The Plugin will be deactivated and ManiaControl restarted!");
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$isPluginError = true;
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}
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}
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}
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if ($traceString) {
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$report['Backtrace'] = $traceString;
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}
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$report['OperatingSystem'] = php_uname();
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$report['PHPVersion'] = phpversion();
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if ($this->maniaControl->getServer()) {
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$report['ServerLogin'] = $this->maniaControl->getServer()->login;
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}
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if ($this->maniaControl->getSettingManager() && $this->maniaControl->getUpdateManager()) {
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$report['UpdateChannel'] = $this->maniaControl->getSettingManager()->getSettingValue($this->maniaControl->getUpdateManager(), UpdateManager::SETTING_UPDATECHECK_CHANNEL);
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$report['ManiaControlVersion'] = ManiaControl::VERSION . ' ' . $this->maniaControl->getUpdateManager()->getBuildDate();
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} else {
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$report['ManiaControlVersion'] = ManiaControl::VERSION;
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}
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$report['DedicatedBuildVersion'] = $this->maniaControl->getDedicatedServerBuildVersion();
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$json = json_encode(Formatter::utf8($report));
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$info = base64_encode($json);
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$url = ManiaControl::URL_WEBSERVICE . 'errorreport?error=' . urlencode($info);
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if ($isFatalError) {
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$response = WebReader::getUrl($url);
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$content = $response->getContent();
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$success = json_decode($content);
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if ($success) {
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Logger::log('Error-Report successful!');
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} else {
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Logger::log('Error-Report failed! ' . print_r($content, true));
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}
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} else {
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//Async Report
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$asyncHttpRequest = new AsyncHttpRequest($this->maniaControl, $url);
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$asyncHttpRequest->setContentType(AsyncHttpRequest::CONTENT_TYPE_JSON);
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$asyncHttpRequest->setCallable(function ($json, $error) {
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if ($error) {
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Logger::logError("Error while Sending Error Report");
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return;
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}
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$success = json_decode($json);
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if ($success) {
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Logger::log('Error-Report successful!');
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} else {
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Logger::log('Error-Report failed! ' . print_r($json, true));
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}
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});
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$asyncHttpRequest->getData();
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}
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}
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if ($isFatalError) {
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if ($isPluginError) {
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$this->maniaControl->reboot();
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} else {
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$this->maniaControl->quit('Quitting ManiaControl after Fatal Error.');
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}
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}
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// Disable safety state
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$this->handlingError = false;
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return false;
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}
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/**
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* Get the Prefix for the given Error Level
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*
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* @param int $errorLevel
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* @return string
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*/
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public function getErrorTag($errorLevel) {
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switch ($errorLevel) {
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case E_ERROR:
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return '[PHP ERROR]';
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case E_WARNING:
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return '[PHP WARNING]';
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case E_PARSE:
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return '[PHP PARSE ERROR]';
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case E_NOTICE:
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return '[PHP NOTICE]';
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case E_CORE_ERROR:
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return '[PHP CORE ERROR]';
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case E_COMPILE_ERROR:
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return '[PHP COMPILE ERROR]';
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case E_USER_ERROR:
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return '[ManiaControl ERROR]';
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case E_USER_WARNING:
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return '[ManiaControl WARNING]';
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case E_USER_NOTICE:
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return '[ManiaControl NOTICE]';
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case E_RECOVERABLE_ERROR:
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return '[PHP RECOVERABLE ERROR]';
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case self::MC_DEBUG_NOTICE:
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return '[ManiaControl DEBUG]';
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}
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return "[PHP ERROR '{$errorLevel}']";
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}
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/**
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* Check if the given Error Number is a User Error
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*
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* @param int $errorNumber
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* @return bool
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*/
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private static function isUserErrorNumber($errorNumber) {
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$userError = (E_USER_ERROR | E_USER_WARNING | E_USER_NOTICE | E_USER_DEPRECATED);
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return is_int($errorNumber) && ($errorNumber & $userError);
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}
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/**
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* Test whether the given Error Number represents a Fatal Error
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*
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* @param int $errorNumber
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* @return bool
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*/
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public static function isFatalError($errorNumber) {
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$fatalError = (E_ERROR | E_PARSE | E_CORE_ERROR | E_COMPILE_ERROR | E_USER_ERROR | E_RECOVERABLE_ERROR);
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return is_int($errorNumber) && ($errorNumber & $fatalError);
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}
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/**
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* Parse the Debug Backtrace into a String for the Error Report
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*
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* @param array $backtrace
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* @param string $sourceClass
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* @return string
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*/
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private function parseBackTrace(array $backtrace, &$sourceClass = null) {
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$traceString = '';
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$stepCount = 0;
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foreach ($backtrace as $traceStep) {
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$skipStep = $this->shouldSkipTraceStep($traceStep);
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$traceString .= '#' . $stepCount . ': ';
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if (isset($traceStep['class'])) {
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if (!$sourceClass && !$skipStep && !$this->isIgnoredSourceClass($traceStep['class'])) {
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$sourceClass = $traceStep['class'];
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}
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$traceString .= $traceStep['class'];
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}
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if (isset($traceStep['type'])) {
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$traceString .= $traceStep['type'];
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}
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if (isset($traceStep['function'])) {
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$traceString .= $traceStep['function'] . '(';
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if (isset($traceStep['args']) && !$skipStep) {
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$traceString .= $this->parseArgumentsArray($traceStep['args']);
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}
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$traceString .= ')';
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}
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if (isset($traceStep['file']) && !$skipStep) {
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$traceString .= ' in File ';
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$traceString .= self::stripBaseDir($traceStep['file']);
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}
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if (isset($traceStep['line']) && !$skipStep) {
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$traceString .= ' on Line ';
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$traceString .= $traceStep['line'];
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}
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$traceString .= PHP_EOL;
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if (strlen($traceString) > 2500) {
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// Too long...
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$traceString .= '...';
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break;
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}
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$stepCount++;
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}
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return $traceString;
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}
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/**
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* Check if the given Trace Step should be skipped
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*
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* @param array $traceStep
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* @return bool
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*/
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private function shouldSkipTraceStep(array $traceStep) {
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if (isset($traceStep['class'])) {
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$skippedClasses = array('Symfony\\Component\\EventDispatcher\\EventDispatcher', 'cURL\\Request');
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foreach ($skippedClasses as $skippedClass) {
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if ($traceStep['class'] === $skippedClass) {
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return true;
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}
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}
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}
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if (isset($traceStep['file'])) {
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$skippedFiles = array('Symfony', 'curl-easy');
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foreach ($skippedFiles as $skippedFile) {
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if (strpos($traceStep['file'], $skippedFile)) {
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return true;
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}
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}
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}
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return false;
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}
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/**
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* Check if the given Class Name should be ignored as possible Error Source Class
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*
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* @param string $class
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* @return bool
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*/
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private function isIgnoredSourceClass($class) {
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$ignoredClasses = array('Maniaplanet\\', '\\ErrorHandler');
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foreach ($ignoredClasses as $ignoredClass) {
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if (strpos($class, $ignoredClass) !== false) {
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return true;
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}
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}
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return false;
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}
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/**
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* Build a string from an arguments array
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*
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* @param array $args
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* @return string
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*/
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private function parseArgumentsArray(array $args) {
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$string = '';
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$argsCount = count($args);
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foreach ($args as $index => $arg) {
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if (is_object($arg)) {
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$string .= 'object(' . get_class($arg) . ')';
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} else if (is_array($arg)) {
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$string .= 'array(' . $this->parseArgumentsArray($arg) . ')';
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} else {
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$type = gettype($arg);
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$string .= $type . '(';
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if (is_string($arg)) {
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$param = $arg;
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if (strlen($param) > 40) {
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$param = substr($param, 0, 40) . '..';
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}
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$string .= print_r($param, true);
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} else {
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$string .= print_r($arg, true);
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}
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$string .= ')';
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}
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if ($index < $argsCount - 1) {
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$string .= ', ';
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}
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if (strlen($string) > 150) {
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// Too long...
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$string .= '...';
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break;
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}
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}
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return $string;
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}
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/**
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* Strip the ManiaControl path from the given path to ensure privacy
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*
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* @param string $path
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* @return string
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*/
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private static function stripBaseDir($path) {
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return str_replace(MANIACONTROL_PATH, '', $path);
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}
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/**
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* Get the source class via the error file
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*
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* @param string $errorFile
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* @return string
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*/
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private function getSourceClass($errorFile) {
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if (!$errorFile) {
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return null;
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}
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$filePath = substr($errorFile, strlen(MANIACONTROL_PATH));
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$filePath = str_replace('plugins' . DIRECTORY_SEPARATOR, '', $filePath);
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$filePath = str_replace('core' . DIRECTORY_SEPARATOR, 'ManiaControl\\', $filePath);
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$className = str_replace('.php', '', $filePath);
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$className = str_replace(DIRECTORY_SEPARATOR, '\\', $className);
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if (!class_exists($className, false)) {
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//For Classes With different Folder Namespaces
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$splitNameSpace = explode('\\', $className);
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if (is_array($splitNameSpace)) {
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$className = end($splitNameSpace);
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}
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foreach (get_declared_classes() as $declared_class) {
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if (strpos($declared_class, $className) !== false) {
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return $declared_class;
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}
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}
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return null;
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}
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return $className;
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}
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/**
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* Handle PHP Process Shutdown
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*/
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public function handleShutdown() {
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// Check if the Shutdown was caused by a Fatal Error and report it
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$error = error_get_last();
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if ($error && self::isFatalError($error['type'])) {
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$this->handleError($error['type'], $error['message'], $error['file'], $error['line'], array(), true);
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}
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$this->maniaControl->quit('Quitting ManiaControl!');
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}
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/**
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* ManiaControl Exception Handler
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*
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* @param \Throwable $exception
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* @param bool $shutdown
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*/
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public function handleException($exception, $shutdown = true) {
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//Removed error type, as php throwed the exception in a case and it was not from class Exception weiredly
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$message = "[ManiaControl EXCEPTION]: {$exception->getMessage()}";
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$exceptionClass = get_class($exception);
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$sourceClass = null;
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$traceString = $this->parseBackTrace($exception->getTrace(), $sourceClass);
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$logMessage = $message . PHP_EOL . 'Class: ' . $exceptionClass . PHP_EOL . 'Trace:' . PHP_EOL . $traceString;
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Logger::log($logMessage);
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$settingManager = $this->maniaControl->getSettingManager();
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if (!DEV_MODE && (!$settingManager || $settingManager->getSettingValue($this, self::SETTING_REPORT_ON_MANIACONTROLCOM))) {
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$report = array();
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$report['Type'] = 'Exception';
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$report['Message'] = $message;
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$report['Class'] = $exceptionClass;
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$report['FileLine'] = self::stripBaseDir($exception->getFile()) . ': ' . $exception->getLine();
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if ($sourceClass) {
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$report['SourceClass'] = $sourceClass;
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$pluginId = PluginManager::getPluginId($sourceClass);
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if ($pluginId > 0) {
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$report['PluginId'] = $pluginId;
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$report['PluginVersion'] = PluginManager::getPluginVersion($sourceClass);
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$this->maniaControl->getPluginManager()->deactivatePlugin($sourceClass);
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$message = $this->maniaControl->getChat()->formatMessage(
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'Plugin %s has an Error -> The Plugin will be deactivated and ManiaControl restarted!',
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$sourceClass
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);
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$this->maniaControl->getChat()->sendError($message);
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Logger::logError("Plugin {$sourceClass} has an Error -> The Plugin will be deactivated and ManiaControl restarted!");
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}
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}
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$report['Backtrace'] = $traceString;
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$report['OperatingSystem'] = php_uname();
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$report['PHPVersion'] = phpversion();
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if ($server = $this->maniaControl->getServer()) {
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$report['ServerLogin'] = $server->login;
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}
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if ($settingManager && ($updateManager = $this->maniaControl->getUpdateManager())) {
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$report['UpdateChannel'] = $settingManager->getSettingValue($updateManager, $updateManager::SETTING_UPDATECHECK_CHANNEL);
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$report['ManiaControlVersion'] = ManiaControl::VERSION . ' #' . $updateManager->getBuildDate();
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} else {
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$report['ManiaControlVersion'] = ManiaControl::VERSION;
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}
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$report['DedicatedBuildVersion'] = $this->maniaControl->getDedicatedServerBuildVersion();
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$errorReport = json_encode(Formatter::utf8($report));
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$url = ManiaControl::URL_WEBSERVICE . 'errorreport';
|
|
$response = WebReader::postUrl($url, $errorReport);
|
|
$content = $response->getContent();
|
|
$success = json_decode($content);
|
|
if ($success) {
|
|
Logger::log('Exception successfully reported!');
|
|
} else {
|
|
Logger::log('Exception-Report failed! ' . print_r($content, true));
|
|
}
|
|
}
|
|
|
|
if ($shutdown) {
|
|
if ($this->shouldRestart()) {
|
|
$this->maniaControl->reboot();
|
|
}
|
|
try {
|
|
$this->maniaControl->quit('Quitting ManiaControl after Exception.');
|
|
} catch (TransportException $e) {
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test if ManiaControl should restart automatically
|
|
*
|
|
* @return bool
|
|
*/
|
|
private function shouldRestart() {
|
|
if (!$this->maniaControl || !$this->maniaControl->getSettingManager() || DEV_MODE) {
|
|
return false;
|
|
}
|
|
$setting = $this->maniaControl->getSettingManager()->getSettingValue($this, self::SETTING_RESTART_ON_EXCEPTION, true);
|
|
return $setting;
|
|
}
|
|
}
|