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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Log\Target\Syslog; |
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use Psr\Log\LogLevel; |
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use RuntimeException; |
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use Yiisoft\Log\Message; |
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use Yiisoft\Log\Target; |
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/** |
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* SyslogTarget writes log to syslog. |
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*/ |
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class SyslogTarget extends Target |
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{ |
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/** |
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* @var string syslog identity |
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*/ |
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private string $identity; |
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/** |
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* @var int syslog facility. |
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*/ |
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private int $facility = LOG_USER; |
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/** |
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* @var int openlog options. This is a bitfield passed as the `$option` parameter to [openlog()](http://php.net/openlog). |
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* Defaults to `LOG_ODELAY | LOG_PID`. |
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* |
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* @see http://php.net/openlog for available options. |
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*/ |
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private int $options = LOG_ODELAY | LOG_PID; |
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/** |
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* @var bool Whether the message format was previously set. |
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*/ |
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private bool $isMessageFormatSet = false; |
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/** |
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* @var array syslog levels |
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*/ |
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private array $syslogLevels = [ |
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LogLevel::EMERGENCY => LOG_EMERG, |
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LogLevel::ALERT => LOG_ALERT, |
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LogLevel::CRITICAL => LOG_CRIT, |
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LogLevel::ERROR => LOG_ERR, |
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LogLevel::WARNING => LOG_WARNING, |
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LogLevel::NOTICE => LOG_NOTICE, |
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LogLevel::INFO => LOG_INFO, |
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LogLevel::DEBUG => LOG_DEBUG, |
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]; |
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public function setIdentity(string $identity): self |
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{ |
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$this->identity = $identity; |
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return $this; |
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} |
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public function setFacility(int $facility): self |
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{ |
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$this->facility = $facility; |
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return $this; |
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} |
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public function setOptions(int $options): self |
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{ |
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$this->options = $options; |
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return $this; |
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} |
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public function setFormat(callable $format): Target |
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{ |
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$this->isMessageFormatSet = true; |
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return parent::setFormat($format); |
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} |
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/** |
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* Writes log messages to syslog. |
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* Starting from version 2.0.14, this method throws RuntimeException in case the log can not be exported. |
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* |
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* @throws RuntimeException |
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*/ |
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2 |
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public function export(): void |
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{ |
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$formattedMessages = $this->getFormattedMessages(); |
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openlog($this->identity, $this->options, $this->facility); |
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if (!$this->isMessageFormatSet) { |
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$this->setFormat(static function (Message $message) { |
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return "[{$message->level()}][{$message->context('category', '')}] {$message->message()}"; |
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}); |
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} |
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foreach ($this->getMessages() as $key => $message) { |
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if (syslog($this->syslogLevels[$message->level()], $formattedMessages[$key]) === false) { |
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throw new RuntimeException('Unable to export log through system log.'); |
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} |
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} |
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1 |
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closelog(); |
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1 |
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} |
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} |
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yiisoft /
log-target-syslog
