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<?php |
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/* |
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* SPDX-License-Identifier: AGPL-3.0-only |
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* SPDX-FileCopyrightText: Copyright 2016 - 2018 Kopano b.v. |
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* SPDX-FileCopyrightText: Copyright 2020 grommunio GmbH |
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* |
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* A wrapper for Monolog Logger. |
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*/ |
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namespace grommunio\DAV; |
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use grommunio\DAV\MonologWrapper as Logger; |
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use Monolog\Formatter\LineFormatter; |
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use Monolog\Handler\StreamHandler; |
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use Monolog\Handler\ErrorLogHandler; |
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use Monolog\Processor\ProcessIdProcessor; |
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/** |
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* GLogger: wraps the monolog Logger |
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* |
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* If you want other methods of Logger please add a wrapper method to this class. |
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*/ |
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class GLogger { |
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protected static $listOfLoggers = []; |
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protected static $parentLogger; |
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protected $logger; |
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/** |
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* Constructor. |
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* |
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* @param mixed $name |
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*/ |
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public function __construct($name) { |
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$this->logger = self::$parentLogger->withName($name); |
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// keep an output puffer in case we do debug logging |
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if ($this->logger->isHandling(Logger::DEBUG)) { |
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ob_start(); |
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} |
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// let GLogger handle error messages |
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set_error_handler('\\grommunio\\DAV\\GLogger::ErrorHandler'); |
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} |
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/** |
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* Configures parent monolog Logger. |
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* |
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* This method needs to be called before the first logging event has |
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* occurred. |
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* |
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* @param array|string $configuration either a path to the configuration |
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* file, or a configuration array |
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*/ |
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public static function configure($configuration = null) { |
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// Load configuration from ini-file if a file path (string) is given |
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if (is_string($configuration)) { |
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$configuration = parse_ini_file($configuration); |
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if (!is_array($configuration)) |
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throw new \Exception('Invalid GLogger configuration file'); |
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} elseif (!is_array($configuration)) { |
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throw new \Exception('GLogger configuration should be either a string with path to the configuration file, or a configuration array'); |
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} |
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// Log level |
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if (!isset($configuration['level'])) |
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$configuration['level'] = 'INFO'; |
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elseif (!is_string($configuration['level'])) { |
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throw new \Exception('GLogger configuration parameter "level" is not a string'); |
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} |
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$configuration['level'] = strtoupper($configuration['level']); |
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$allLogLevels = Logger::getLevels(); |
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if (!isset($allLogLevels[$configuration['level']])) |
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throw new \Exception('GLogger configuration parameter "level" is not known'); |
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$logLevel = $allLogLevels[$configuration['level']]; |
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// Parent logger class |
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static::$parentLogger = new Logger(''); |
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// Without configuration parameter 'file' all log messages will go to error_log() |
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if (isset($configuration['file'])) { |
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if (!is_string($configuration['file'])) |
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throw new \Exception('GLogger configuration parameter "file" is not a string'); |
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$stream = new StreamHandler($configuration['file'], $logLevel); |
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} else { |
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$stream = new ErrorLogHandler(ErrorLogHandler::OPERATING_SYSTEM, $logLevel); |
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} |
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// Log messages formatting |
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$lineFormat = null; |
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if (isset($configuration['lineFormat']) |
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&& is_string($configuration['lineFormat'])) |
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$lineFormat = stripcslashes($configuration['lineFormat']); // stripcslashes to recognize "\n" |
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$timeFormat = null; |
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if (isset($configuration['timeFormat']) |
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&& is_string($configuration['timeFormat'])) |
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$timeFormat = $configuration['timeFormat']; |
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if ($lineFormat |
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|| $timeFormat) { |
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$formatter = new LineFormatter($lineFormat, $timeFormat, true, true); |
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$stream->setFormatter($formatter); |
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} |
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static::$parentLogger->pushHandler($stream); |
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// Add processor id (pid) to log messages |
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static::$parentLogger->pushProcessor(new ProcessIdProcessor()); |
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} |
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/** |
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* Destroy configurations for logger definitions. |
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*/ |
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public function resetConfiguration() { |
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if (static::$parentLogger) { |
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static::$parentLogger->reset(); |
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static::$parentLogger = null; |
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} |
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} |
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public function getGPSR3Logger() { |
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return $this->logger; |
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} |
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/** |
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* Returns a GLogger by name. If it does not exist, it will be created. |
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* |
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* @param string $name The logger name |
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* @param mixed $class |
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* |
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* @return Logger |
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*/ |
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public static function GetLogger($class) { |
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if (!isset(static::$listOfLoggers[$class])) { |
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static::$listOfLoggers[$class] = new GLogger(static::GetClassnameOnly($class)); |
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} |
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return static::$listOfLoggers[$class]; |
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} |
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/** |
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* Cuts of the namespace and returns just the classname. |
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* |
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* @param string $namespaceWithClass |
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* |
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* @return string |
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*/ |
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protected static function GetClassnameOnly($namespaceWithClass) { |
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if (strpos($namespaceWithClass, '\\') == false) { |
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return $namespaceWithClass; |
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} |
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return substr(strrchr($namespaceWithClass, '\\'), 1); |
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} |
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/** |
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* Logs the incoming data (headers + body) to debug. |
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*/ |
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public function LogIncoming(\Sabre\HTTP\RequestInterface $request) { |
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// only do any of this is we are looking for debug messages |
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if ($this->logger->isHandling(Logger::DEBUG)) { |
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$inputHeader = $request->getMethod() . ' ' . $request->getUrl() . ' HTTP/' . $request->getHTTPVersion() . "\r\n"; |
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foreach ($request->getHeaders() as $key => $value) { |
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if ($key === 'Authorization') { |
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list($value) = explode(' ', implode(',', $value), 2); |
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$value = [$value . ' REDACTED']; |
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} |
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$inputHeader .= $key . ": " . implode(',', $value) . "\r\n"; |
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} |
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// reopen the input so we can read it (again) |
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$inputBody = stream_get_contents(fopen('php://input', 'r')); |
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// format incoming xml to be better human readable |
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if (stripos($inputBody, '<?xml') === 0) { |
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$dom = new \DOMDocument('1.0', 'utf-8'); |
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$dom->preserveWhiteSpace = false; |
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$dom->formatOutput = true; |
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$dom->recover = true; |
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$dom->loadXML($inputBody); |
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$inputBody = $dom->saveXML(); |
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} |
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// log incoming data |
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$this->debug("INPUT\n" . $inputHeader . "\n" . $inputBody); |
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} |
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} |
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/** |
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* Logs the outgoing data (headers + body) to debug. |
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*/ |
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public function LogOutgoing(\Sabre\HTTP\ResponseInterface $response) { |
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// only do any of this is we are looking for debug messages |
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if ($this->logger->isHandling(Logger::DEBUG)) { |
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$output = 'HTTP/' . $response->getHttpVersion() . ' ' . $response->getStatus() . ' ' . $response->getStatusText() . "\n"; |
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foreach ($response->getHeaders() as $key => $value) { |
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$output .= $key . ": " . implode(',', $value) . "\n"; |
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} |
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$outputBody = ob_get_contents(); |
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if (stripos($outputBody, '<?xml') === 0) { |
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$dom = new \DOMDocument('1.0', 'utf-8'); |
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$dom->preserveWhiteSpace = false; |
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$dom->formatOutput = true; |
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$dom->recover = true; |
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$dom->loadXML($outputBody); |
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$outputBody = $dom->saveXML(); |
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} |
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$this->debug("OUTPUT:\n" . $output . "\n" . $outputBody); |
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ob_end_flush(); |
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} |
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} |
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/** |
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* Runs the arguments through sprintf() and sends it to the logger. |
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* |
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* @param \LoggerLevel $level |
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* @param array $args |
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* @param string $suffix an optional suffix that is appended to the message |
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*/ |
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protected function writeLog($level, $args, $suffix = '') { |
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$outArgs = []; |
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foreach ($args as $arg) { |
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if (is_array($arg)) { |
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$outArgs[] = print_r($arg, true); |
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} |
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$outArgs[] = $arg; |
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} |
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// Call sprintf() with the arguments only if there are format parameters because |
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// otherwise sprintf will complain about too few arguments. |
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// This also prevents throwing errors if there are %-chars in the $outArgs. |
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$message = (count($outArgs) > 1) ? call_user_func_array('sprintf', $outArgs) : $outArgs[0]; |
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// prepend class+method and log the message |
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$this->logger->log($level, $this->getCaller(2) . $message . $suffix); |
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} |
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/** |
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* Verifies if the dynamic amount of logging arguments matches the amount of variables (%) in the message. |
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* |
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* @param array $arguments |
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* |
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* @return bool |
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*/ |
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protected function verifyLogSyntax($arguments) { |
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$count = count($arguments); |
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$quoted_procent = substr_count($arguments[0], "%%"); |
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$t = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 3); |
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if ($count == 0) { |
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$this->logger->error(sprintf("No arguments in %s->%s() logging to '%s' in %s:%d", static::GetClassnameOnly($t[2]['class']), $t[2]['function'], $t[1]['function'], $t[1]['file'], $t[1]['line'])); |
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return false; |
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} |
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// Only check formatting if there are format parameters. Otherwise there will be |
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// an error log if the $arguments[0] contain %-chars. |
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if (($count > 1) && ((substr_count($arguments[0], "%") - $quoted_procent * 2) !== $count - 1)) { |
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$this->logger->error(sprintf("Wrong number of arguments in %s->%s() logging to '%s' in %s:%d", static::GetClassnameOnly($t[2]['class']), $t[2]['function'], $t[1]['function'], $t[1]['file'], $t[1]['line'])); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Returns a string in the form of "Class->Method(): " or "file:line" if requested. |
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* |
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* @param number $level the level you want the info from, default 1 |
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* @param bool $fileline returns "file:line" if set to true |
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* |
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* @return string |
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*/ |
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protected function getCaller($level = 1, $fileline = false) { |
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$wlevel = $level + 1; |
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$t = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, $wlevel + 1); |
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if (isset($t[$wlevel]['function'])) { |
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if ($fileline) { |
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return $t[$wlevel]['file'] . ":" . $t[$wlevel]['line']; |
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} |
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return $this->GetClassnameOnly($t[$wlevel]['class']) . '->' . $t[$wlevel]['function'] . '(): '; |
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} |
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return ''; |
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} |
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/** |
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* Format bytes to a more human readable value. |
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* |
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* @param int $bytes |
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* @param int $precision |
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* |
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* @return string |
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*/ |
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public function FormatBytes($bytes, $precision = 2) { |
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if ($bytes <= 0) { |
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return '0 B'; |
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} |
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$units = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB']; |
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$base = log($bytes, 1024); |
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$fBase = floor($base); |
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$pow = pow(1024, $base - $fBase); |
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return sprintf("%.{$precision}f %s", $pow, $units[$fBase]); |
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} |
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312
|
|
|
|
|
313
|
|
|
/** |
|
314
|
|
|
* The GrommunioDav error handler. |
|
315
|
|
|
* |
|
316
|
|
|
* @param int $errno |
|
317
|
|
|
* @param string $errstr |
|
318
|
|
|
* @param string $errfile |
|
319
|
|
|
* @param int $errline |
|
320
|
|
|
* @param mixed $errcontext |
|
321
|
|
|
*/ |
|
322
|
|
|
public static function ErrorHandler($errno, $errstr, $errfile, $errline, $errcontext = []) { |
|
|
|
|
|
|
323
|
|
|
if (defined('LOG_ERROR_MASK')) { |
|
324
|
|
|
$errno &= LOG_ERROR_MASK; |
|
|
|
|
|
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
|
|
switch ($errno) { |
|
328
|
|
|
case 0: |
|
329
|
|
|
// logging disabled by LOG_ERROR_MASK |
|
330
|
|
|
break; |
|
331
|
|
|
|
|
332
|
|
|
case E_DEPRECATED: |
|
333
|
|
|
// do not handle this message |
|
334
|
|
|
break; |
|
335
|
|
|
|
|
336
|
|
|
case E_NOTICE: |
|
337
|
|
|
case E_WARNING: |
|
338
|
|
|
$logger = \Logger::getLogger('error'); |
|
|
|
|
|
|
339
|
|
|
$logger->warn("{$errfile}:{$errline} {$errstr} ({$errno})"); |
|
340
|
|
|
break; |
|
341
|
|
|
|
|
342
|
|
|
default: |
|
343
|
|
|
$bt = debug_backtrace(); |
|
344
|
|
|
$logger = \Logger::getLogger('error'); |
|
345
|
|
|
$logger->error("trace error: {$errfile}:{$errline} {$errstr} ({$errno}) - backtrace: " . (count($bt) - 1) . " steps"); |
|
346
|
|
|
for ($i = 1, $bt_length = count($bt); $i < $bt_length; ++$i) { |
|
347
|
|
|
$file = $line = "unknown"; |
|
348
|
|
|
if (isset($bt[$i]['file'])) { |
|
349
|
|
|
$file = $bt[$i]['file']; |
|
350
|
|
|
} |
|
351
|
|
|
if (isset($bt[$i]['line'])) { |
|
352
|
|
|
$line = $bt[$i]['line']; |
|
353
|
|
|
} |
|
354
|
|
|
$logger->error("trace: {$i}:" . $file . ":" . $line . " - " . ((isset($bt[$i]['class'])) ? $bt[$i]['class'] . $bt[$i]['type'] : "") . $bt[$i]['function'] . "()"); |
|
355
|
|
|
} |
|
356
|
|
|
break; |
|
357
|
|
|
} |
|
358
|
|
|
} |
|
359
|
|
|
|
|
360
|
|
|
/** |
|
361
|
|
|
* Wrapper of the \Logger class. |
|
362
|
|
|
*/ |
|
363
|
|
|
|
|
364
|
|
|
/** |
|
365
|
|
|
* Log a message object with the TRACE level. |
|
366
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
367
|
|
|
* if the loglevel is activated. |
|
368
|
|
|
* |
|
369
|
|
|
* @param mixed $message message |
|
370
|
|
|
* @param mixed ...params |
|
371
|
|
|
*/ |
|
372
|
|
|
public function trace() { |
|
373
|
|
|
if (DEVELOPER_MODE) { |
|
374
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
375
|
|
|
return; |
|
376
|
|
|
} |
|
377
|
|
|
} |
|
378
|
|
|
if ($this->logger->isHandling(Logger::TRACE)) { |
|
379
|
|
|
$this->writeLog(Logger::TRACE, func_get_args()); |
|
|
|
|
|
|
380
|
|
|
} |
|
381
|
|
|
} |
|
382
|
|
|
|
|
383
|
|
|
/** |
|
384
|
|
|
* Log a message object with the DEBUG level. |
|
385
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
386
|
|
|
* if the loglevel is activated. |
|
387
|
|
|
* |
|
388
|
|
|
* @param mixed $message message |
|
389
|
|
|
* @param mixed ...params |
|
390
|
|
|
*/ |
|
391
|
|
|
public function debug() { |
|
392
|
|
|
if (DEVELOPER_MODE) { |
|
393
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
394
|
|
|
return; |
|
395
|
|
|
} |
|
396
|
|
|
} |
|
397
|
|
|
if ($this->logger->isHandling(Logger::DEBUG)) { |
|
398
|
|
|
$this->writeLog(Logger::DEBUG, func_get_args()); |
|
|
|
|
|
|
399
|
|
|
} |
|
400
|
|
|
} |
|
401
|
|
|
|
|
402
|
|
|
/** |
|
403
|
|
|
* Log a message object with the INFO level. |
|
404
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
405
|
|
|
* if the loglevel is activated. |
|
406
|
|
|
* |
|
407
|
|
|
* @param mixed $message message |
|
408
|
|
|
* @param mixed ...params |
|
409
|
|
|
*/ |
|
410
|
|
|
public function info() { |
|
411
|
|
|
if (DEVELOPER_MODE) { |
|
412
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
413
|
|
|
return; |
|
414
|
|
|
} |
|
415
|
|
|
} |
|
416
|
|
|
if ($this->logger->isHandling(Logger::INFO)) { |
|
417
|
|
|
$this->writeLog(Logger::INFO, func_get_args()); |
|
|
|
|
|
|
418
|
|
|
} |
|
419
|
|
|
} |
|
420
|
|
|
|
|
421
|
|
|
/** |
|
422
|
|
|
* Log a message object with the WARN level. |
|
423
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
424
|
|
|
* if the loglevel is activated. |
|
425
|
|
|
* |
|
426
|
|
|
* @param mixed $message message |
|
427
|
|
|
* @param mixed ...params |
|
428
|
|
|
*/ |
|
429
|
|
|
public function warn() { |
|
430
|
|
|
if (DEVELOPER_MODE) { |
|
431
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
432
|
|
|
return; |
|
433
|
|
|
} |
|
434
|
|
|
} |
|
435
|
|
|
if ($this->logger->isHandling(Logger::WARNING)) { |
|
436
|
|
|
$this->writeLog(Logger::WARNING, func_get_args(), ' - ' . $this->getCaller(1, true)); |
|
|
|
|
|
|
437
|
|
|
} |
|
438
|
|
|
} |
|
439
|
|
|
|
|
440
|
|
|
/** |
|
441
|
|
|
* Log a message object with the ERROR level. |
|
442
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
443
|
|
|
* if the loglevel is activated. |
|
444
|
|
|
* |
|
445
|
|
|
* @param mixed $message message |
|
446
|
|
|
* @param mixed ...params |
|
447
|
|
|
*/ |
|
448
|
|
|
public function error() { |
|
449
|
|
|
if (DEVELOPER_MODE) { |
|
450
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
451
|
|
|
return; |
|
452
|
|
|
} |
|
453
|
|
|
} |
|
454
|
|
|
if ($this->logger->isHandling(Logger::ERROR)) { |
|
455
|
|
|
$this->writeLog(Logger::ERROR, func_get_args(), ' - ' . $this->getCaller(1, true)); |
|
|
|
|
|
|
456
|
|
|
} |
|
457
|
|
|
} |
|
458
|
|
|
|
|
459
|
|
|
/** |
|
460
|
|
|
* Log a message object with the FATAL level. |
|
461
|
|
|
* It has the same footprint as sprintf(), but arguments are only processed |
|
462
|
|
|
* if the loglevel is activated. |
|
463
|
|
|
* |
|
464
|
|
|
* @param mixed $message message |
|
465
|
|
|
* @param mixed ...params |
|
466
|
|
|
*/ |
|
467
|
|
|
public function fatal() { |
|
468
|
|
|
if (DEVELOPER_MODE) { |
|
469
|
|
|
if (!$this->verifyLogSyntax(func_get_args())) { |
|
470
|
|
|
return; |
|
471
|
|
|
} |
|
472
|
|
|
} |
|
473
|
|
|
if ($this->logger->isHandling(Logger::CRITICAL)) { |
|
474
|
|
|
$this->writeLog(Logger::CRITICAL, func_get_args(), ' - ' . $this->getCaller(1, true)); |
|
|
|
|
|
|
475
|
|
|
} |
|
476
|
|
|
} |
|
477
|
|
|
} |
|
478
|
|
|
|
grommunio /
grommunio-dav
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