예제 #1
0
func handleRequest(conn *net.TCPConn, request *vmessio.VMessRequest, input <-chan []byte, finish chan<- bool) {
	defer close(finish)
	encryptRequestWriter, err := v2io.NewAesEncryptWriter(request.RequestKey[:], request.RequestIV[:], conn)
	if err != nil {
		log.Error("VMessOut: Failed to create encrypt writer: %v", err)
		return
	}

	buffer, err := request.ToBytes(v2hash.NewTimeHash(v2hash.HMACHash{}), v2math.GenerateRandomInt64InRange)
	if err != nil {
		log.Error("VMessOut: Failed to serialize VMess request: %v", err)
		return
	}

	// Send first packet of payload together with request, in favor of small requests.
	payload, open := <-input
	if open {
		encryptRequestWriter.Crypt(payload)
		buffer = append(buffer, payload...)

		_, err = conn.Write(buffer)
		if err != nil {
			log.Error("VMessOut: Failed to write VMess request: %v", err)
			return
		}

		v2net.ChanToWriter(encryptRequestWriter, input)
	}
	return
}
예제 #2
0
func handleRequest(conn *net.TCPConn, request *vmessio.VMessRequest, input <-chan []byte, finish chan<- bool) error {
	defer close(finish)
	encryptRequestWriter, err := v2io.NewAesEncryptWriter(request.RequestKey[:], request.RequestIV[:], conn)
	if err != nil {
		log.Error("Failed to create encrypt writer: %v", err)
		return err
	}

	buffer, err := request.ToBytes(v2hash.NewTimeHash(v2hash.HMACHash{}), v2math.GenerateRandomInt64InRange)
	if err != nil {
		log.Error("VMessOut: Failed to serialize VMess request: %v", err)
	}
	//conn.Write(buffer)
	data, open := <-input
	if open {
		encryptRequestWriter.Crypt(data)
		buffer = append(buffer, data...)
	}

	_, err = conn.Write(buffer)
	if err != nil {
		log.Error("VMessOut: Failed to write VMess request: %v", err)
	}

	if !open {
		return nil
	}

	v2net.ChanToWriter(encryptRequestWriter, input)
	return nil
}
예제 #3
0
func (handler *VMessOutboundHandler) Start(ray core.OutboundRay) error {
	vNextAddress, vNextUser := handler.pickVNext()

	request := new(vmessio.VMessRequest)
	request.Version = vmessio.Version
	request.UserId = vNextUser.Id
	rand.Read(request.RequestIV[:])
	rand.Read(request.RequestKey[:])
	rand.Read(request.ResponseHeader[:])
	request.Command = byte(0x01)
	request.Address = handler.dest

	go handler.startCommunicate(request, vNextAddress, ray)
	return nil
}
예제 #4
0
func (handler *VMessOutboundHandler) Start(ray core.OutboundVRay) error {
	vNextAddress, vNextUser := handler.pickVNext()

	request := new(vmessio.VMessRequest)
	request.Version = vmessio.Version
	request.UserId = vNextUser.Id
	rand.Read(request.RequestIV[:])
	rand.Read(request.RequestKey[:])
	rand.Read(request.ResponseHeader[:])
	request.Command = byte(0x01)
	request.Address = handler.dest

	conn, err := net.Dial("tcp", vNextAddress.String())
	if err != nil {
		return err
	}
	defer conn.Close()

	requestWriter := vmessio.NewVMessRequestWriter()
	requestWriter.Write(conn, request)

	requestKey := request.RequestKey[:]
	requestIV := request.RequestIV[:]
	responseKey := md5.Sum(requestKey)
	responseIV := md5.Sum(requestIV)

	encryptRequestWriter, err := v2io.NewAesEncryptWriter(requestKey, requestIV, conn)
	if err != nil {
		return err
	}
	responseReader, err := v2io.NewAesDecryptReader(responseKey[:], responseIV[:], conn)
	if err != nil {
		return err
	}

	input := ray.OutboundInput()
	output := ray.OutboundOutput()
	finish := make(chan bool, 2)

	go handler.dumpInput(encryptRequestWriter, input, finish)
	go handler.dumpOutput(responseReader, output, finish)
	handler.waitForFinish(finish)
	return nil
}