Method SendToQueue

znet/ws_connection.go:365–404

(data []byte, opts ...ziface.MsgSendOption)

}

func (c *WsConnection) SendToQueue(data []byte, opts ...ziface.MsgSendOption) error {
	c.msgLock.Lock()
	defer c.msgLock.Unlock()

	if c.msgBuffChan == nil {
		c.msgBuffChan = make(chan []byte, zconf.GlobalObject.MaxMsgChanLen)
		// Start a goroutine for writing data back to the client,
		// which only reads data from MsgBuffChan and hasn't allocated memory or started the coroutine until SendBuffMsg is called
		// (开启用于写回客户端数据流程的Goroutine
		// 此方法只读取MsgBuffChan中的数据没调用SendBuffMsg可以分配内存和启用协程)
		go c.StartWriter()
	}

	opt := ziface.MsgSendOptionObj{
		Timeout: 5 * time.Millisecond,
	}

	for _, o := range opts {
		o(&opt)
	}

	idleTimeout := time.NewTimer(opt.Timeout)
	defer idleTimeout.Stop()

	if c.isClosed == true {
		return errors.New("WsConnection closed when send buff msg")
	}

	if data == nil {
		zlog.Ins().ErrorF("Pack data is nil")
		return errors.New("Pack data is nil ")
	}

	select {
	case <-idleTimeout.C:
		return errors.New("send buff msg timeout")
	case c.msgBuffChan <- data:
		return nil
	}
}

// SendMsg directly sends the Message data to the remote TCP client.
// (直接将Message数据发送数据给远程的TCP客户端)