home/alospiesjs/www/apis/youtube/vendor/symfony/http-kernel/Profiler/FileProfilerStorage.php000060400000021506151157202250026564 0ustar00 * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\HttpKernel\Profiler; /** * Storage for profiler using files. * * @author Alexandre Salomé */ class FileProfilerStorage implements ProfilerStorageInterface { /** * Folder where profiler data are stored. */ private string $folder; /** * Constructs the file storage using a "dsn-like" path. * * Example : "file:/path/to/the/storage/folder" * * @throws \RuntimeException */ public function __construct(string $dsn) { if (!str_starts_with($dsn, 'file:')) { throw new \RuntimeException(sprintf('Please check your configuration. You are trying to use FileStorage with an invalid dsn "%s". The expected format is "file:/path/to/the/storage/folder".', $dsn)); } $this->folder = substr($dsn, 5); if (!is_dir($this->folder) && false === @mkdir($this->folder, 0777, true) && !is_dir($this->folder)) { throw new \RuntimeException(sprintf('Unable to create the storage directory (%s).', $this->folder)); } } /** * {@inheritdoc} */ public function find(?string $ip, ?string $url, ?int $limit, ?string $method, int $start = null, int $end = null, string $statusCode = null): array { $file = $this->getIndexFilename(); if (!file_exists($file)) { return []; } $file = fopen($file, 'r'); fseek($file, 0, \SEEK_END); $result = []; while (\count($result) < $limit && $line = $this->readLineFromFile($file)) { $values = str_getcsv($line); [$csvToken, $csvIp, $csvMethod, $csvUrl, $csvTime, $csvParent, $csvStatusCode] = $values; $csvTime = (int) $csvTime; if ($ip && !str_contains($csvIp, $ip) || $url && !str_contains($csvUrl, $url) || $method && !str_contains($csvMethod, $method) || $statusCode && !str_contains($csvStatusCode, $statusCode)) { continue; } if (!empty($start) && $csvTime < $start) { continue; } if (!empty($end) && $csvTime > $end) { continue; } $result[$csvToken] = [ 'token' => $csvToken, 'ip' => $csvIp, 'method' => $csvMethod, 'url' => $csvUrl, 'time' => $csvTime, 'parent' => $csvParent, 'status_code' => $csvStatusCode, ]; } fclose($file); return array_values($result); } /** * {@inheritdoc} */ public function purge() { $flags = \FilesystemIterator::SKIP_DOTS; $iterator = new \RecursiveDirectoryIterator($this->folder, $flags); $iterator = new \RecursiveIteratorIterator($iterator, \RecursiveIteratorIterator::CHILD_FIRST); foreach ($iterator as $file) { if (is_file($file)) { unlink($file); } else { rmdir($file); } } } /** * {@inheritdoc} */ public function read(string $token): ?Profile { if (!$token || !file_exists($file = $this->getFilename($token))) { return null; } if (\function_exists('gzcompress')) { $file = 'compress.zlib://'.$file; } if (!$data = unserialize(file_get_contents($file))) { return null; } return $this->createProfileFromData($token, $data); } /** * {@inheritdoc} * * @throws \RuntimeException */ public function write(Profile $profile): bool { $file = $this->getFilename($profile->getToken()); $profileIndexed = is_file($file); if (!$profileIndexed) { // Create directory $dir = \dirname($file); if (!is_dir($dir) && false === @mkdir($dir, 0777, true) && !is_dir($dir)) { throw new \RuntimeException(sprintf('Unable to create the storage directory (%s).', $dir)); } } $profileToken = $profile->getToken(); // when there are errors in sub-requests, the parent and/or children tokens // may equal the profile token, resulting in infinite loops $parentToken = $profile->getParentToken() !== $profileToken ? $profile->getParentToken() : null; $childrenToken = array_filter(array_map(function (Profile $p) use ($profileToken) { return $profileToken !== $p->getToken() ? $p->getToken() : null; }, $profile->getChildren())); // Store profile $data = [ 'token' => $profileToken, 'parent' => $parentToken, 'children' => $childrenToken, 'data' => $profile->getCollectors(), 'ip' => $profile->getIp(), 'method' => $profile->getMethod(), 'url' => $profile->getUrl(), 'time' => $profile->getTime(), 'status_code' => $profile->getStatusCode(), ]; $context = stream_context_create(); if (\function_exists('gzcompress')) { $file = 'compress.zlib://'.$file; stream_context_set_option($context, 'zlib', 'level', 3); } if (false === file_put_contents($file, serialize($data), 0, $context)) { return false; } if (!$profileIndexed) { // Add to index if (false === $file = fopen($this->getIndexFilename(), 'a')) { return false; } fputcsv($file, [ $profile->getToken(), $profile->getIp(), $profile->getMethod(), $profile->getUrl(), $profile->getTime(), $profile->getParentToken(), $profile->getStatusCode(), ]); fclose($file); } return true; } /** * Gets filename to store data, associated to the token. */ protected function getFilename(string $token): string { // Uses 4 last characters, because first are mostly the same. $folderA = substr($token, -2, 2); $folderB = substr($token, -4, 2); return $this->folder.'/'.$folderA.'/'.$folderB.'/'.$token; } /** * Gets the index filename. */ protected function getIndexFilename(): string { return $this->folder.'/index.csv'; } /** * Reads a line in the file, backward. * * This function automatically skips the empty lines and do not include the line return in result value. * * @param resource $file The file resource, with the pointer placed at the end of the line to read */ protected function readLineFromFile($file): mixed { $line = ''; $position = ftell($file); if (0 === $position) { return null; } while (true) { $chunkSize = min($position, 1024); $position -= $chunkSize; fseek($file, $position); if (0 === $chunkSize) { // bof reached break; } $buffer = fread($file, $chunkSize); if (false === ($upTo = strrpos($buffer, "\n"))) { $line = $buffer.$line; continue; } $position += $upTo; $line = substr($buffer, $upTo + 1).$line; fseek($file, max(0, $position), \SEEK_SET); if ('' !== $line) { break; } } return '' === $line ? null : $line; } protected function createProfileFromData(string $token, array $data, Profile $parent = null) { $profile = new Profile($token); $profile->setIp($data['ip']); $profile->setMethod($data['method']); $profile->setUrl($data['url']); $profile->setTime($data['time']); $profile->setStatusCode($data['status_code']); $profile->setCollectors($data['data']); if (!$parent && $data['parent']) { $parent = $this->read($data['parent']); } if ($parent) { $profile->setParent($parent); } foreach ($data['children'] as $token) { if (!$token || !file_exists($file = $this->getFilename($token))) { continue; } if (\function_exists('gzcompress')) { $file = 'compress.zlib://'.$file; } if (!$childData = unserialize(file_get_contents($file))) { continue; } $profile->addChild($this->createProfileFromData($token, $childData, $profile)); } return $profile; } }