Viewing file:  SyslogFormatter.php (1.85 KB) -rw-r--r--
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<?php declare(strict_types=1);
/*
* This file is part of the Monolog package.
*
* (c) Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Monolog\Formatter;
use Monolog\Level;
use Monolog\LogRecord;
/**
* Serializes a log message according to RFC 5424
*
* @author Dalibor Karlović <dalibor.karlovic@sigwin.hr>
* @author Renat Gabdullin <renatobyj@gmail.com>
*/
class SyslogFormatter extends LineFormatter
{
private const SYSLOG_FACILITY_USER = 1;
private const FORMAT = "<%extra.priority%>1 %datetime% %extra.hostname% %extra.app-name% %extra.procid% %channel% %extra.structured-data% %level_name%: %message% %context% %extra%\n";
private const NILVALUE = '-';
private string $hostname;
private int $procid;
public function __construct(private string $applicationName = self::NILVALUE)
{
parent::__construct(self::FORMAT, 'Y-m-d\TH:i:s.uP', true, true);
$this->hostname = (string) gethostname();
$this->procid = (int) getmypid();
}
public function format(LogRecord $record): string
{
$record->extra = $this->formatExtra($record);
return parent::format($record);
}
/**
* @return array<string, mixed>
*/
private function formatExtra(LogRecord $record): array
{
$extra = $record->extra;
$extra['app-name'] = $this->applicationName;
$extra['hostname'] = $this->hostname;
$extra['procid'] = $this->procid;
$extra['priority'] = self::calculatePriority($record->level);
$extra['structured-data'] = self::NILVALUE;
return $extra;
}
private static function calculatePriority(Level $level): int
{
return (self::SYSLOG_FACILITY_USER * 8) + $level->toRFC5424Level();
}
}
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