protected function _initPipeEvents($process, $workerType)
{
\Daemon\Library\Ipc\Shared::setCurrentTaskTable($process->pid, array('taskNum' => 0, 'workerType' => $workerType));
$objMaster = \Daemon\Process\Master::getInstance();
swoole_event_add($process->pipe, function ($pipe) use($process, $objMaster) {
$objMaster->dispatch($process);
});
}
protected function _flowPredict($flow)
{
if (count($this->_arrFlow) >= 18) {
array_shift($this->_arrFlow);
}
array_push($this->_arrFlow, $flow);
$average = ceil(array_sum($this->_arrFlow) / count($this->_arrFlow));
$driveConf = $this->_objAha->getConfig()->get('aha', 'drive');
$maxFlow = $driveConf['max_process_num'];
if ($average > $maxFlow * 0.85) {
\Daemon\Library\Ipc\Shared::getMaxTaskNumAtomic()->set(0);
//根据流量预测 可能已经堵住了 清零自恢复
Log::monitor()->error(array(Monitor::KEY => Monitor::FLOW_OVER_PREDICT_RESET, 'average' => $average, 'maxFlow' => $maxFlow * 0.85));
}
Log::statsLog()->debug(array('type' => 'flowPredict', 'average' => $average, 'maxFlow' => $maxFlow, 'point' => $maxFlow * 0.85));
return $average;
}
protected function _send($package)
{
$ret = $this->_worker->write(json_encode($package) . Constant::PACKAGE_EOF);
if (false === $ret) {
Log::monitor()->error(array(Monitor::KEY => Monitor::IPC_PIPE_WRITE_ERR, '%package' => $package));
Log::redoLog()->debug(array('redo' => $package));
} else {
\Daemon\Library\Ipc\Shared::getMaxTaskNumAtomic()->add(1);
}
Log::billLog()->debug(array('%package' => $package, 'type' => 'send'));
}
protected function _taskWorkerComplete($package)
{
$pid = $package['content']['pid'];
$res = \Daemon\Library\Ipc\Shared::getCurrentTaskTable()->decr($pid, 'taskNum', 1);
if (false === $res) {
Log::monitor()->error(array(Monitor::KEY => Monitor::TABLE_DECR_ERR, '#package' => $package));
}
$driveWorker = $this->_objManager->getDriveWorker();
list($drivePid, $driveProcess) = each($driveWorker);
$ret = $driveProcess->write(json_encode($package) . Constant::PACKAGE_EOF);
if (false === $ret) {
Log::monitor()->error(array(Monitor::KEY => Monitor::IPC_PIPE_WRITE_ERR, '#package' => $package));
Log::redoLog(array('redo' => $package));
return false;
}
Log::billLog()->debug(array('#package' => $package, 'type' => 'complete'));
return true;
}
protected function _waitChildProcess()
{
//必须为false，非阻塞模式
//信号发生时可能同时有多个子进程退出
//必须循环执行wait直到返回false
$objManager = \Daemon\Library\Ipc\Manager::getInstance();
while ($result = \swoole_process::wait(false)) {
$pid = $result['pid'];
if ($objManager->hasDriveWorker($pid)) {
$objManager->delDriveWorker($pid);
\Daemon\Library\Ipc\Shared::delCurrentTaskTable($pid);
if (!$this->_sigterm) {
$objManager->createDriveWorker(\Daemon\Process\Master::getInstance()->getAha(), 1);
}
} elseif ($objManager->hasTaskWorker($pid)) {
$objManager->delTaskWorker($pid);
\Daemon\Library\Ipc\Shared::delCurrentTaskTable($pid);
if (!$this->_sigterm) {
$objManager->createDirtributeWorker(\Daemon\Process\Master::getInstance()->getAha(), 1);
}
} elseif ($objManager->hasRedoWorker($pid)) {
$objManager->delRedoWorker($pid);
\Daemon\Library\Ipc\Shared::delCurrentTaskTable($pid);
if (!$this->_sigterm) {
$objManager->createRedoWorker(\Daemon\Process\Master::getInstance()->getAha(), 1);
}
} elseif ($objManager->hasStatsWorker($pid)) {
$objManager->delStatsWorker($pid);
\Daemon\Library\Ipc\Shared::delCurrentTaskTable($pid);
if (!$this->_sigterm) {
$objManager->createStatsWorker(\Daemon\Process\Master::getInstance()->getAha(), 1);
}
} else {
}
}
//如果是SIGTERM信号 并且子进程都已经退出了 父进程终止
$workers = \Daemon\Library\Ipc\Shared::getCurrentTaskTable();
if ($this->_sigterm && !$workers->count()) {
\swoole_event_exit();
}
}
protected function _send($package)
{
$ret = $this->_worker->write(json_encode($package) . Constant::PACKAGE_EOF);
if (false === $ret) {
Log::monitor()->error(array(Monitor::KEY => Monitor::IPC_PIPE_WRITE_ERR, '^package' => $package));
Log::redoLog()->debug(array('redo' => $package));
}
\Daemon\Library\Ipc\Shared::getMaxTaskNumAtomic()->sub(1);
//在distribute进程减1有最短路径
if (\Daemon\Library\Ipc\Shared::getMaxTaskNumAtomic()->get() > 2 << 16) {
\Daemon\Library\Ipc\Shared::getMaxTaskNumAtomic()->set(0);
}
Log::billLog()->debug(array('^package' => $package, 'type' => '_distributeResponse'));
}
