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
}
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
}
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
}
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
}