public function onWorkerStart()

in provider/core/server/BaseServer.php [423:474]
40 lines of code
7 McCabe index (conditional complexity)

    public function onWorkerStart($server, $workerId)
    {
        if($server->taskworker)
        {
        	// rename task process
            Console::setProcessName($this->processName.'_task_worker_process');
        }
        else
        {
        	// rename work process
            Console::setProcessName($this->processName.'_event_worker_process');
        }

        if ($this->user)
        {
            Console::changeUser($this->user);
        }
        //启动app
        //log系统初始化需要用到processName,暂时以常量方式处理
        if(!defined('FSOF_PROVIDER_APP_NAME')) define('FSOF_PROVIDER_APP_NAME', $this->processName);
        $AppLauncherPath = dirname(__DIR__).DIRECTORY_SEPARATOR.'app'.DIRECTORY_SEPARATOR.'AppLauncher.php';
        require_once $AppLauncherPath;
        $protocol = AppLauncher::createApplication($this->requireFile);
        if (!$protocol)
        {
            $this->logger->error('the protocol class  is empty or undefined');
            throw new \Exception('[error] the protocol class  is empty or undefined');
        }
        $this->setProtocol($protocol);

		//设置appContext
        $this->appContext = new AppContext();
    	//set service statusless
		$service_properties = isset($this->config['service_properties']) ? $this->config['service_properties'] : array();
		if (isset($service_properties['stateless']))
		{
			$this->appContext->setStateless($service_properties['stateless'], $this);
        }
        else
        {
        	$this->appContext->setStateless(FALSE, $this);
        }

        $this->logger->debug("workerId [{$workerId}]  start ok");
        $this->protocol->onStart($server, $workerId);
        
        //设置全局exception，错误处理函数，放在最后，则相关异常错误信息都会被框架捕捉处理
        set_exception_handler(array($this, 'exceptionHandler'));
        set_error_handler(array($this, 'errorHandler'));
        register_shutdown_function(array($this, 'fatalHandler'));

    }