Example #1
0
// Sends marshaled data through 0mq socket.
func (g *Goodbye) Send(socket *zmq.Socket) (err error) {
	frame, err := g.Marshal()
	if err != nil {
		return err
	}

	socType, err := socket.GetType()
	if err != nil {
		return err
	}

	// If we're sending to a ROUTER, we send the routingId first
	if socType == zmq.ROUTER {
		_, err = socket.SendBytes(g.routingId, zmq.SNDMORE)
		if err != nil {
			return err
		}
	}

	// Now send the data frame
	_, err = socket.SendBytes(frame, 0)
	if err != nil {
		return err
	}

	return err
}
Example #2
0
// Sends marshaled data through 0mq socket.
func (d *Deliver) Send(socket *zmq.Socket) (err error) {
	frame, err := d.Marshal()
	if err != nil {
		return err
	}

	socType, err := socket.GetType()
	if err != nil {
		return err
	}

	// If we're sending to a ROUTER, we send the routingId first
	if socType == zmq.ROUTER {
		_, err = socket.SendBytes(d.routingId, zmq.SNDMORE)
		if err != nil {
			return err
		}
	}

	// Now send the data frame
	_, err = socket.SendBytes(frame, zmq.SNDMORE)
	if err != nil {
		return err
	}
	// Now send any frame fields, in order
	_, err = socket.SendBytes(d.Content, 0)

	return err
}
Example #3
0
// Send sends marshaled data through 0mq socket.
func (b *Binary) Send(socket *zmq.Socket) (err error) {
	frame, err := b.Marshal()
	if err != nil {
		return err
	}

	socType, err := socket.GetType()
	if err != nil {
		return err
	}

	// If we're sending to a ROUTER, we send the routingID first
	if socType == zmq.ROUTER {
		_, err = socket.SendBytes(b.routingID, zmq.SNDMORE)
		if err != nil {
			return err
		}
	}

	// Now send the data frame
	_, err = socket.SendBytes(frame, zmq.SNDMORE)
	if err != nil {
		return err
	}
	// Now send any frame fields, in order
	_, err = socket.SendBytes(b.Address, zmq.SNDMORE)
	_, err = socket.SendBytes(b.Content, 0)

	return err
}
Example #4
0
// Receives marshaled data from 0mq socket.
func recv(socket *zmq.Socket, flag zmq.Flag) (t Transit, err error) {
	// Read all frames
	frames, err := socket.RecvMessageBytes(flag)
	if err != nil {
		return nil, err
	}

	sType, err := socket.GetType()
	if err != nil {
		return nil, err
	}

	var routingId []byte
	// If message came from a router socket, first frame is routingId
	if sType == zmq.ROUTER {
		if len(frames) <= 1 {
			return nil, errors.New("no routingId")
		}
		routingId = frames[0]
		frames = frames[1:]
	}

	t, err = Unmarshal(frames...)
	if err != nil {
		return nil, err
	}

	if sType == zmq.ROUTER {
		t.SetRoutingId(routingId)
	}
	return t, err
}