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<?php |
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/** |
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* TSysLogRoute class file |
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* |
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* @author Brad Anderson <[email protected]> |
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* @link https://github.com/pradosoft/prado |
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* @license https://github.com/pradosoft/prado/blob/master/LICENSE |
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*/ |
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namespace Prado\Util; |
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use Prado\Exceptions\TConfigurationException; |
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use Prado\Exceptions\TLogException; |
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use Prado\Prado; |
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use Prado\TPropertyValue; |
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/** |
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* TSysLogRoute class. |
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* |
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* Sends the log to the syslog. |
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* |
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* @author Brad Anderson <[email protected]> |
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* @since 4.3.0 |
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* @link https://www.php.net/manual/en/function.openlog.php |
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* @link https://www.php.net/manual/en/function.syslog.php |
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*/ |
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class TSysLogRoute extends TLogRoute |
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{ |
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/** |
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* @var false|string The Prefix for openlog() |
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*/ |
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private string|false $_sysLogPrefix = false; |
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/** |
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* @var ?int The flags for openlog(), default null for `LOG_ODELAY | LOG_PID` |
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*/ |
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private ?int $_sysLogFlags = null; |
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/** |
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* @var int The facility for openlog(). |
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*/ |
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private int $_facility = LOG_USER; |
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/** |
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* @param array $logs list of log messages |
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* @param bool $final is the final flush |
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* @param array $meta the meta data for the logs. |
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* @throws TLogException When failing to write to syslog. |
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*/ |
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protected function processLogs(array $logs, bool $final, array $meta) |
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{ |
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openlog($this->getSysLogPrefix(), $this->getSysLogFlags(), $this->getFacility()); |
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foreach ($logs as $log) { |
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if (syslog($this->translateLogLevel($log[TLogger::LOG_LEVEL]), $this->formatLogMessage($log)) === false) { |
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throw new TLogException('syslogroute_log_failed'); |
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} |
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} |
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closelog(); |
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} |
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/** |
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* Translates a PRADO log level attribute into one understood by syslog |
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* @param int $level prado log level |
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* @return int syslog priority |
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*/ |
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protected static function translateLogLevel($level) |
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{ |
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switch ($level) { |
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case TLogger::PROFILE: |
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case TLogger::PROFILE_BEGIN: |
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case TLogger::PROFILE_END: |
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case TLogger::DEBUG: |
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return LOG_DEBUG; |
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case TLogger::INFO: |
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return LOG_INFO; |
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case TLogger::NOTICE: |
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return LOG_NOTICE; |
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case TLogger::WARNING: |
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return LOG_WARNING; |
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case TLogger::ERROR: |
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return LOG_ERR; |
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case TLogger::ALERT: |
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return LOG_ALERT; |
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case TLogger::FATAL: |
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return LOG_CRIT; |
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default: |
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return LOG_INFO; |
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} |
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} |
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/** |
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* @return string The prefix for syslog. Defaults to false |
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*/ |
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public function getSysLogPrefix(): string|false |
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{ |
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return $this->_sysLogPrefix; |
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} |
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/** |
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* @param string $value the prefix for the syslog, via openlog |
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*/ |
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public function setSysLogPrefix($value) |
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{ |
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$value = TPropertyValue::ensureString($value); |
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if ($value === '') { |
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$value = false; |
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} |
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$this->_sysLogPrefix = $value; |
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} |
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/** |
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* @return int The options for syslog. Defaults to LOG_ODELAY | LOG_PID |
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*/ |
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public function getSysLogFlags() |
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{ |
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return ($this->_sysLogFlags !== null) ? $this->_sysLogFlags : LOG_ODELAY | LOG_PID; |
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} |
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/** |
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* This sets the `openlog` flags. It can be an integer, a string or an array of strings. |
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* As a string, the delimiters are ',' and '|' acting identically. |
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* |
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* By setting to null, this will default to `LOG_ODELAY | LOG_PID`. |
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* @param null|int|string|string[] $value the options for syslog |
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* @return static The current object. |
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* @throw TConfigurationException When the Flags are not valid. |
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*/ |
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public function setSysLogFlags($value): static |
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{ |
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static $_flagsMap = [ |
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'LOG_CONS' => LOG_CONS, // Errors to console |
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'LOG_NDELAY' => LOG_NDELAY, // open immediately |
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'LOG_ODELAY' => LOG_ODELAY, // delay opening until a log |
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'LOG_PERROR' => LOG_PERROR, // Print to STDERR as well. |
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'LOG_PID' => LOG_PID, // include ProcessID |
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]; |
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if ($value === null || is_int($value)) { |
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$invalidFlags = ~array_reduce($_flagsMap, function ($flags, $flag) { |
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return $flags | $flag; |
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}, 0); |
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if ($invalidFlags & ((int) $value)) { |
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throw new TConfigurationException('syslogroute_bad_flags', '0x' . dechex($value)); |
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} |
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$this->_sysLogFlags = $value; |
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} else { |
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if (!is_array($value)) { |
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$value = preg_split('/[|,]/', strtoupper($value)); |
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} else { |
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$value = array_map('strtoupper', $value); |
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} |
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$options = array_map('trim', $value); |
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$this->_sysLogFlags = 0; |
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while (count($options)) { |
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$option = array_pop($options); |
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if (isset($_flagsMap[$option])) { |
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$this->_sysLogFlags |= $_flagsMap[$option]; |
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} |
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} |
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} |
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return $this; |
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} |
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/** |
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* @return int The facility for syslog. |
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*/ |
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public function getFacility(): int |
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{ |
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return $this->_facility; |
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} |
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/** |
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* @param int|string $value the options for syslog |
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* @return static The current object. |
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*/ |
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public function setFacility($value): static |
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{ |
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static $_facilitiesMap = [ |
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'LOG_AUTH' => LOG_AUTH, // 0x20 |
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'LOG_CRON' => LOG_CRON, // 0x48 |
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'LOG_DAEMON' => LOG_DAEMON, // 0x18 |
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'LOG_KERN' => LOG_KERN, // 0x00 |
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'LOG_LOCAL0' => LOG_LOCAL0, // 0x80 |
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'LOG_LOCAL1' => LOG_LOCAL1, // 0x88 |
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'LOG_LOCAL2' => LOG_LOCAL2, // 0x90 |
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'LOG_LOCAL3' => LOG_LOCAL3, // 0x98 |
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'LOG_LOCAL4' => LOG_LOCAL4, // 0xa0 |
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'LOG_LOCAL5' => LOG_LOCAL5, // 0xa8 |
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'LOG_LOCAL6' => LOG_LOCAL6, // 0xb0 |
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'LOG_LOCAL7' => LOG_LOCAL7, // 0xb8 |
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'LOG_LPR' => LOG_LPR, // 0x30 |
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'LOG_MAIL' => LOG_MAIL, // 0x10 |
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'LOG_NEWS' => LOG_NEWS, // 0x38 |
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'LOG_SYSLOG' => LOG_SYSLOG, // 0x28 |
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'LOG_USER' => LOG_USER, // 0x08 |
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'LOG_UUCP' => LOG_UUCP, // 0x40 |
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]; |
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if (defined('LOG_AUTHPRIV')) { |
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$_facilitiesMap['LOG_AUTH'] = LOG_AUTHPRIV; |
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} |
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if (is_int($value)) { |
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if (defined('LOG_AUTHPRIV') && $value === LOG_AUTH) { |
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$value = LOG_AUTHPRIV; |
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} |
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if (array_search($value, $_facilitiesMap) === false) { |
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throw new TConfigurationException('syslogroute_bad_facility', '0x' . dechex($value)); |
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} |
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} else { |
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$value = trim(strtoupper($value)); |
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if (isset($_facilitiesMap[$value])) { |
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$value = $_facilitiesMap[$value]; |
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} else { |
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throw new TConfigurationException('syslogroute_bad_facility', '0x' . dechex($value)); |
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} |
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} |
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$this->_facility = $value; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function formatLogMessage(array $log): string |
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{ |
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if (!is_string($log[TLogger::LOG_MESSAGE])) { |
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if ($log[TLogger::LOG_MESSAGE] instanceof \Exception || $log[TLogger::LOG_MESSAGE] instanceof \Throwable) { |
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$log[TLogger::LOG_MESSAGE] = (string) $log[TLogger::LOG_MESSAGE]; |
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} else { |
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$log[TLogger::LOG_MESSAGE] = \Prado\Util\TVarDumper::dump($log[TLogger::LOG_MESSAGE]); |
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} |
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} |
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$prefix = $this->getLogPrefix($log); |
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return $prefix . '[' . static::getLevelName($log[TLogger::LOG_LEVEL]) . '][' . $log[TLogger::LOG_CATEGORY] . '] ' . $log[TLogger::LOG_MESSAGE]; |
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} |
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} |
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pradosoft /
prado
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