/**
* 连接服务注册中心
* @return void
*/
public function connectToRegister()
{
$this->_registerConnection = new AsyncTcpConnection("text://{$this->registerAddress}");
$this->_registerConnection->send('{"event":"worker_connect"}');
$this->_registerConnection->onClose = array($this, 'onRegisterConnectionClose');
$this->_registerConnection->onMessage = array($this, 'onRegisterConnectionMessage');
$this->_registerConnection->connect();
}
/**
* 向Register发送心跳，用来保持长连接
*/
public function pingRegister()
{
if ($this->_registerConnection) {
$this->_registerConnection->send('{"event":"ping"}');
}
}