/**
* 取得解析后的日志数据，写入数据库。
*
* @param integer $interval
* @return void
* @throws ZtChart_Model_Monitor_Exception
*/
public function extract($interval)
{
foreach (ZtChart_Model_Monitor_Log::getIdentifierClasses() as $identifierClass) {
$logIdentifier = constant("{$identifierClass}::LOG_IDENTIFIER");
$shmIdentifier = constant("{$identifierClass}::SHM_IDENTIFIER");
$tmpfile = $this->_tmpfile($logIdentifier);
if (file_put_contents($tmpfile, $this->_shmRead($shmIdentifier, true))) {
$cachetime = time() - 2;
// 当前服务器时间与LogServer时间可能有误差，因此设2秒冗余时间。
try {
$affected = $this->_exec("LOAD DATA INFILE '{$tmpfile}' INTO TABLE {$logIdentifier} FIELDS TERMINATED BY ','");
} catch (Zend_Db_Adapter_Exception $e) {
throw new ZtChart_Model_Monitor_Exception($e);
}
try {
$assemble = new ZtChart_Model_Assemble($logIdentifier);
$assemble->cacheRangeRawData($cachetime - $interval, $cachetime, Zend_Date::SECOND, 300);
} catch (ZtChart_Model_Assemble_Exception $e) {
$this->_logger->warn($e->getMessage());
}
$this->_logger->info("{$identifierClass}: {$affected} 行数据被导入 {$logIdentifier} 表");
}
@unlink($tmpfile);
}
}
