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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\DataCollector;
use Symfony\Component\ErrorHandler\Exception\SilencedErrorContext;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
/**
* @author Fabien Potencier <fabien@symfony.com>
*
* @final
*/
class LoggerDataCollector extends DataCollector implements LateDataCollectorInterface
{
private $logger;
private $containerPathPrefix;
private $currentRequest;
private $requestStack;
private $processedLogs;
public function __construct(object $logger = null, string $containerPathPrefix = null, RequestStack $requestStack = null)
{
if (null !== $logger && $logger instanceof DebugLoggerInterface) {
$this->logger = $logger;
}
$this->containerPathPrefix = $containerPathPrefix;
$this->requestStack = $requestStack;
}
/**
* {@inheritdoc}
*/
public function collect(Request $request, Response $response, \Throwable $exception = null)
{
$this->currentRequest = $this->requestStack && $this->requestStack->getMainRequest() !== $request ? $request : null;
}
/**
* {@inheritdoc}
*/
public function reset()
{
if ($this->logger instanceof DebugLoggerInterface) {
$this->logger->clear();
}
$this->data = [];
}
/**
* {@inheritdoc}
*/
public function lateCollect()
{
if (null !== $this->logger) {
$containerDeprecationLogs = $this->getContainerDeprecationLogs();
$this->data = $this->computeErrorsCount($containerDeprecationLogs);
// get compiler logs later (only when they are needed) to improve performance
$this->data['compiler_logs'] = [];
$this->data['compiler_logs_filepath'] = $this->containerPathPrefix.'Compiler.log';
$this->data['logs'] = $this->sanitizeLogs(array_merge($this->logger->getLogs($this->currentRequest), $containerDeprecationLogs));
$this->data = $this->cloneVar($this->data);
}
$this->currentRequest = null;
}
public function getLogs()
{
return $this->data['logs'] ?? [];
}
public function getProcessedLogs()
{
if (null !== $this->processedLogs) {
return $this->processedLogs;
}
$rawLogs = $this->getLogs();
if ([] === $rawLogs) {
return $this->processedLogs = $rawLogs;
}
$logs = [];
foreach ($this->getLogs()->getValue() as $rawLog) {
$rawLogData = $rawLog->getValue();
if ($rawLogData['priority']->getValue() > 300) {
$logType = 'error';
} elseif (isset($rawLogData['scream']) && false === $rawLogData['scream']->getValue()) {
$logType = 'deprecation';
} elseif (isset($rawLogData['scream']) && true === $rawLogData['scream']->getValue()) {
$logType = 'silenced';
} else {
$logType = 'regular';
}
$logs[] = [
'type' => $logType,
'errorCount' => $rawLog['errorCount'] ?? 1,
'timestamp' => $rawLogData['timestamp_rfc3339']->getValue(),
'priority' => $rawLogData['priority']->getValue(),
'priorityName' => $rawLogData['priorityName']->getValue(),
'channel' => $rawLogData['channel']->getValue(),
'message' => $rawLogData['message'],
'context' => $rawLogData['context'],
];
}
// sort logs from oldest to newest
usort($logs, static function ($logA, $logB) {
return $logA['timestamp'] <=> $logB['timestamp'];
});
return $this->processedLogs = $logs;
}
public function getFilters()
{
$filters = [
'channel' => [],
'priority' => [
'Debug' => 100,
'Info' => 200,
'Notice' => 250,
'Warning' => 300,
'Error' => 400,
'Critical' => 500,
'Alert' => 550,
'Emergency' => 600,
],
];
$allChannels = [];
foreach ($this->getProcessedLogs() as $log) {
if ('' === trim($log['channel'] ?? '')) {
continue;
}
$allChannels[] = $log['channel'];
}
$channels = array_unique($allChannels);
sort($channels);
$filters['channel'] = $channels;
return $filters;
}
public function getPriorities()
{
return $this->data['priorities'] ?? [];
}
public function countErrors()
{
return $this->data['error_count'] ?? 0;
}
public function countDeprecations()
{
return $this->data['deprecation_count'] ?? 0;
}
public function countWarnings()
{
return $this->data['warning_count'] ?? 0;
}
public function countScreams()
{
return $this->data['scream_count'] ?? 0;
}
public function getCompilerLogs()
{
return $this->cloneVar($this->getContainerCompilerLogs($this->data['compiler_logs_filepath'] ?? null));
}
/**
* {@inheritdoc}
*/
public function getName(): string
{
return 'logger';
}
private function getContainerDeprecationLogs(): array
{
if (null === $this->containerPathPrefix || !is_file($file = $this->containerPathPrefix.'Deprecations.log')) {
return [];
}
if ('' === $logContent = trim(file_get_contents($file))) {
return [];
}
$bootTime = filemtime($file);
$logs = [];
foreach (unserialize($logContent) as $log) {
$log['context'] = ['exception' => new SilencedErrorContext($log['type'], $log['file'], $log['line'], $log['trace'], $log['count'])];
$log['timestamp'] = $bootTime;
$log['timestamp_rfc3339'] = (new \DateTimeImmutable())->setTimestamp($bootTime)->format(\DateTimeInterface::RFC3339_EXTENDED);
$log['priority'] = 100;
$log['priorityName'] = 'DEBUG';
$log['channel'] = null;
$log['scream'] = false;
unset($log['type'], $log['file'], $log['line'], $log['trace'], $log['trace'], $log['count']);
$logs[] = $log;
}
return $logs;
}
private function getContainerCompilerLogs(string $compilerLogsFilepath = null): array
{
if (!is_file($compilerLogsFilepath)) {
return [];
}
$logs = [];
foreach (file($compilerLogsFilepath, \FILE_IGNORE_NEW_LINES) as $log) {
$log = explode(': ', $log, 2);
if (!isset($log[1]) || !preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+(?:\\\\[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+)++$/', $log[0])) {
$log = ['Unknown Compiler Pass', implode(': ', $log)];
}
$logs[$log[0]][] = ['message' => $log[1]];
}
return $logs;
}
private function sanitizeLogs(array $logs)
{
$sanitizedLogs = [];
$silencedLogs = [];
foreach ($logs as $log) {
if (!$this->isSilencedOrDeprecationErrorLog($log)) {
$sanitizedLogs[] = $log;
continue;
}
$message = '_'.$log['message'];
$exception = $log['context']['exception'];
if ($exception instanceof SilencedErrorContext) {
if (isset($silencedLogs[$h = spl_object_hash($exception)])) {
continue;
}
$silencedLogs[$h] = true;
if (!isset($sanitizedLogs[$message])) {
$sanitizedLogs[$message] = $log + [
'errorCount' => 0,
'scream' => true,
];
}
$sanitizedLogs[$message]['errorCount'] += $exception->count;
continue;
}
$errorId = md5("{$exception->getSeverity()}/{$exception->getLine()}/{$exception->getFile()}\0{$message}", true);
if (isset($sanitizedLogs[$errorId])) {
++$sanitizedLogs[$errorId]['errorCount'];
} else {
$log += [
'errorCount' => 1,
'scream' => false,
];
$sanitizedLogs[$errorId] = $log;
}
}
return array_values($sanitizedLogs);
}
private function isSilencedOrDeprecationErrorLog(array $log): bool
{
if (!isset($log['context']['exception'])) {
return false;
}
$exception = $log['context']['exception'];
if ($exception instanceof SilencedErrorContext) {
return true;
}
if ($exception instanceof \ErrorException && \in_array($exception->getSeverity(), [\E_DEPRECATED, \E_USER_DEPRECATED], true)) {
return true;
}
return false;
}
private function computeErrorsCount(array $containerDeprecationLogs): array
{
$silencedLogs = [];
$count = [
'error_count' => $this->logger->countErrors($this->currentRequest),
'deprecation_count' => 0,
'warning_count' => 0,
'scream_count' => 0,
'priorities' => [],
];
foreach ($this->logger->getLogs($this->currentRequest) as $log) {
if (isset($count['priorities'][$log['priority']])) {
++$count['priorities'][$log['priority']]['count'];
} else {
$count['priorities'][$log['priority']] = [
'count' => 1,
'name' => $log['priorityName'],
];
}
if ('WARNING' === $log['priorityName']) {
++$count['warning_count'];
}
if ($this->isSilencedOrDeprecationErrorLog($log)) {
$exception = $log['context']['exception'];
if ($exception instanceof SilencedErrorContext) {
if (isset($silencedLogs[$h = spl_object_hash($exception)])) {
continue;
}
$silencedLogs[$h] = true;
$count['scream_count'] += $exception->count;
} else {
++$count['deprecation_count'];
}
}
}
foreach ($containerDeprecationLogs as $deprecationLog) {
$count['deprecation_count'] += $deprecationLog['context']['exception']->count;
}
ksort($count['priorities']);
return $count;
}
}
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