Example #1
0
func (handler *VMessInboundHandler) HandleConnection(connection net.Conn) error {
	defer connection.Close()

	reader := vmessio.NewVMessRequestReader(handler.clients)

	request, err := reader.Read(connection)
	if err != nil {
		log.Debug("Failed to parse VMess request: %v", err)
		return err
	}
	log.Debug("Received request for %s", request.Address.String())

	ray := handler.vPoint.NewInboundConnectionAccepted(request.Address)
	input := ray.InboundInput()
	output := ray.InboundOutput()

	readFinish := make(chan bool)
	writeFinish := make(chan bool)

	go handleInput(request, connection, input, readFinish)

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

	response := vmessio.NewVMessResponse(request)
	responseWriter, err := v2io.NewAesEncryptWriter(responseKey[:], responseIV[:], connection)
	if err != nil {
		return log.Error("Failed to create encrypt writer: %v", err)
	}
	//responseWriter.Write(response[:])

	// Optimize for small response packet
	buffer := make([]byte, 0, 1024)
	buffer = append(buffer, response[:]...)
	data, open := <-output
	if open {
		buffer = append(buffer, data...)
	}
	responseWriter.Write(buffer)

	if open {
		go handleOutput(request, responseWriter, output, writeFinish)
	} else {
		close(writeFinish)
	}

	<-writeFinish
	if tcpConn, ok := connection.(*net.TCPConn); ok {
		log.Debug("VMessIn closing write")
		tcpConn.CloseWrite()
	}
	<-readFinish

	return nil
}
Example #2
0
func (handler *VMessInboundHandler) HandleConnection(connection net.Conn) error {
	defer connection.Close()

	reader := vmessio.NewVMessRequestReader(handler.clients)

	request, err := reader.Read(connection)
	if err != nil {
		log.Debug("Failed to parse VMess request: %v", err)
		return err
	}
	log.Debug("Received request for %s", request.Address.String())

	response := vmessio.NewVMessResponse(request)
	nBytes, err := connection.Write(response[:])
	if err != nil {
		return log.Error("Failed to write VMess response (%d bytes): %v", nBytes, err)
	}

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

	requestReader, err := v2io.NewAesDecryptReader(requestKey, requestIV, connection)
	if err != nil {
		return log.Error("Failed to create decrypt reader: %v", err)
	}

	responseWriter, err := v2io.NewAesEncryptWriter(responseKey[:], responseIV[:], connection)
	if err != nil {
		return log.Error("Failed to create encrypt writer: %v", err)
	}

	ray := handler.vPoint.NewInboundConnectionAccepted(request.Address)
	input := ray.InboundInput()
	output := ray.InboundOutput()

	readFinish := make(chan bool)
	writeFinish := make(chan bool)

	go handler.dumpInput(requestReader, input, readFinish)
	go handler.dumpOutput(responseWriter, output, writeFinish)

	<-writeFinish
	if tcpConn, ok := connection.(*net.TCPConn); ok {
		log.Debug("VMessIn closing write")
		tcpConn.CloseWrite()
	}
	<-readFinish

	return nil
}
Example #3
0
func (handler *VMessInboundHandler) HandleConnection(connection net.Conn) error {
	defer connection.Close()
	reader := vmessio.NewVMessRequestReader(handler.clients)

	request, err := reader.Read(connection)
	if err != nil {
		return err
	}
	log.Debug("Received request for %s", request.Address.String())

	response := vmessio.NewVMessResponse(request)
	nBytes, err := connection.Write(response[:])
	log.Debug("Writing VMess response %v", response)
	if err != nil {
		return log.Error("Failed to write VMess response (%d bytes): %v", nBytes, err)
	}

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

	requestReader, err := v2io.NewAesDecryptReader(requestKey, requestIV, connection)
	if err != nil {
		return log.Error("Failed to create decrypt reader: %v", err)
	}

	responseWriter, err := v2io.NewAesEncryptWriter(responseKey[:], responseIV[:], connection)
	if err != nil {
		return log.Error("Failed to create encrypt writer: %v", err)
	}

	ray := handler.vPoint.NewInboundConnectionAccepted(request.Address)
	input := ray.InboundInput()
	output := ray.InboundOutput()
	finish := make(chan bool, 2)

	go handler.dumpInput(requestReader, input, finish)
	go handler.dumpOutput(responseWriter, output, finish)
	handler.waitForFinish(finish)

	return nil
}
Example #4
0
func (handler *VMessInboundHandler) HandleConnection(connection net.Conn) error {
	defer connection.Close()
	reader := vmessio.NewVMessRequestReader(handler.clients)

	request, err := reader.Read(connection)
	if err != nil {
		return err
	}

	response := vmessio.NewVMessResponse(request)
	connection.Write(response[:])

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

	requestReader, err := v2io.NewAesDecryptReader(requestKey, requestIV, connection)
	if err != nil {
		return err
	}

	responseWriter, err := v2io.NewAesEncryptWriter(responseKey[:], responseIV[:], connection)
	if err != nil {
		return err
	}

	ray := handler.vPoint.NewInboundConnectionAccepted(request.Address)
	input := ray.InboundInput()
	output := ray.InboundOutput()
	finish := make(chan bool, 2)

	go handler.dumpInput(requestReader, input, finish)
	go handler.dumpOutput(responseWriter, output, finish)
	handler.waitForFinish(finish)

	return nil
}