func startCommunicate(request *protocol.VMessRequest, dest v2net.Address, ray core.OutboundRay) error {
input := ray.OutboundInput()
output := ray.OutboundOutput()
conn, err := net.DialTCP("tcp", nil, &net.TCPAddr{dest.IP, int(dest.Port), ""})
if err != nil {
log.Error("Failed to open tcp (%s): %v", dest.String(), err)
close(output)
return err
}
log.Info("VMessOut: Tunneling request for %s", request.Address.String())
defer conn.Close()
requestFinish := make(chan bool)
responseFinish := make(chan bool)
go handleRequest(conn, request, input, requestFinish)
go handleResponse(conn, request, output, responseFinish)
<-requestFinish
conn.CloseWrite()
<-responseFinish
return nil
}
func (this *SocksServer) handlePacket(packet v2net.Packet, clientAddr *net.UDPAddr, targetAddr v2net.Address, port v2net.Port) {
ray := this.space.PacketDispatcher().DispatchToOutbound(packet)
close(ray.InboundInput())
for data := range ray.InboundOutput() {
response := &protocol.Socks5UDPRequest{
Fragment: 0,
Address: targetAddr,
Port: port,
Data: data,
}
log.Info("Writing back UDP response with %d bytes from %s to %s", data.Len(), targetAddr.String(), clientAddr.String())
udpMessage := alloc.NewSmallBuffer().Clear()
response.Write(udpMessage)
this.udpMutex.RLock()
if !this.accepting {
this.udpMutex.RUnlock()
return
}
nBytes, err := this.udpConn.WriteToUDP(udpMessage.Value, clientAddr)
this.udpMutex.RUnlock()
udpMessage.Release()
response.Data.Release()
if err != nil {
log.Error("Socks failed to write UDP message (%d bytes) to %s: %v", nBytes, clientAddr.String(), err)
}
}
}
func (this *Assert) Address(value v2net.Address) *AddressSubject {
return &AddressSubject{
Subject: Subject{
disp: value.String(),
a: this,
},
value: value,
}
}
func (server *SocksServer) handlePacket(conn *net.UDPConn, packet v2net.Packet, clientAddr *net.UDPAddr, targetAddr v2net.Address) {
ray := server.vPoint.DispatchToOutbound(packet)
close(ray.InboundInput())
if data, ok := <-ray.InboundOutput(); ok {
response := &protocol.Socks5UDPRequest{
Fragment: 0,
Address: targetAddr,
Data: data,
}
log.Info("Writing back UDP response with %d bytes from %s to %s", len(data), targetAddr.String(), clientAddr.String())
udpMessage := response.Bytes(nil)
nBytes, err := conn.WriteToUDP(udpMessage, clientAddr)
if err != nil {
log.Error("Socks failed to write UDP message (%d bytes) to %s: %v", nBytes, clientAddr.String(), err)
}
}
}
func (server *SocksServer) handlePacket(conn *net.UDPConn, packet v2net.Packet, clientAddr *net.UDPAddr, targetAddr v2net.Address) {
ray := server.dispatcher.DispatchToOutbound(packet)
close(ray.InboundInput())
for data := range ray.InboundOutput() {
response := &protocol.Socks5UDPRequest{
Fragment: 0,
Address: targetAddr,
Data: data,
}
log.Info("Writing back UDP response with %d bytes from %s to %s", data.Len(), targetAddr.String(), clientAddr.String())
udpMessage := alloc.NewSmallBuffer().Clear()
response.Write(udpMessage)
nBytes, err := conn.WriteToUDP(udpMessage.Value, clientAddr)
udpMessage.Release()
response.Data.Release()
if err != nil {
log.Error("Socks failed to write UDP message (%d bytes) to %s: %v", nBytes, clientAddr.String(), err)
}
}
}
func (subject *AddressSubject) Equals(another v2net.Address) {
if !subject.value.Equals(another) {
subject.Fail("equals to", another.String())
}
}