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| 1 | <?php |
| 2 | |
| 3 | namespace Olz\Apps\Logs\Utils; |
| 4 | |
| 5 | use Olz\Utils\WithUtilsTrait; |
| 6 | |
| 7 | class ErrorLogsChannel extends LogrotateLogsChannel { |
| 8 | use WithUtilsTrait; |
| 9 | |
| 10 | public static function getId(): string { |
| 11 | return 'error-logs'; |
| 12 | } |
| 13 | |
| 14 | public static function getName(): string { |
| 15 | return "Error Logs"; |
| 16 | } |
| 17 | |
| 18 | protected function getLogFileForIndex(int $index): LogFileInterface { |
| 19 | $log_name = 'error_log'; |
| 20 | $syslog_path = $this->envUtils()->getSyslogPath(); |
| 21 | $file_path = "{$syslog_path}{$log_name}.{$index}"; |
| 22 | if ($index === 0) { |
| 23 | $file_path = "{$syslog_path}{$log_name}"; |
| 24 | } |
| 25 | $index_path = "{$file_path}.index.json.gz"; |
| 26 | if (is_file($file_path)) { |
| 27 | return new PlainLogFile($file_path, $index_path); |
| 28 | } |
| 29 | if (is_file("{$file_path}.gz")) { |
| 30 | return new HybridLogFile("{$file_path}.gz", $file_path, $index_path); |
| 31 | } |
| 32 | throw new \Exception("No such file: {$file_path}"); |
| 33 | } |
| 34 | |
| 35 | protected function getIndexForFilePath(string $file_path): int { |
| 36 | $log_name = 'error_log'; |
| 37 | $syslog_path = $this->envUtils()->getSyslogPath(); |
| 38 | $esc_syslog_path = preg_quote($syslog_path, '/'); |
| 39 | $pattern = "/^{$esc_syslog_path}{$log_name}($|\\.(\\d+)$)/"; |
| 40 | $res = preg_match($pattern, $file_path, $matches); |
| 41 | if (!$res) { |
| 42 | throw new \Exception("Not an OLZ Log file path: {$file_path}"); |
| 43 | } |
| 44 | if ($matches[1] === '') { |
| 45 | return 0; |
| 46 | } |
| 47 | $index = intval($matches[2]) + 1; |
| 48 | if ($index < 0) { |
| 49 | throw new \Exception("Index is below 0. This should never happen, due to the regex."); |
| 50 | } |
| 51 | return $index; |
| 52 | } |
| 53 | |
| 54 | protected function parseDateTimeOfLine(string $line): ?\DateTime { |
| 55 | $res = preg_match('/(\w{3})\s+(\d{2})\s+(\d{2}\:\d{2}\:\d{2})\.\d+\s+(\d{4})/', $line, $matches); |
| 56 | $month_mapping = [ |
| 57 | 'jan' => '01', |
| 58 | 'feb' => '02', |
| 59 | 'mar' => '03', |
| 60 | 'apr' => '04', |
| 61 | 'may' => '05', |
| 62 | 'jun' => '06', |
| 63 | 'jul' => '07', |
| 64 | 'aug' => '08', |
| 65 | 'sep' => '09', |
| 66 | 'oct' => '10', |
| 67 | 'nov' => '11', |
| 68 | 'dec' => '12', |
| 69 | ]; |
| 70 | if (!$res) { |
| 71 | return null; |
| 72 | } |
| 73 | try { |
| 74 | $month = $month_mapping[strtolower($matches[1])]; |
| 75 | $date = "{$matches[4]}-{$month}-{$matches[2]}"; |
| 76 | return new \DateTime("{$date} {$matches[3]}"); |
| 77 | } catch (\Throwable $th) { |
| 78 | return null; |
| 79 | } |
| 80 | } |
| 81 | } |