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little refactor

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This commit is contained in:
RPRX
2026-05-28 13:12:16 +00:00
committed by GitHub
parent dfad7c05bd
commit bdc39bc155
2 changed files with 31 additions and 42 deletions
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proxy/socks/protocol.go
+7 -13
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@@ -208,20 +208,14 @@ func (s *ServerSession) handshake5(nMethod byte, reader io.Reader, writer net.Co
return nil, nil, errors.New("failed to create UDP listener").Base(err)
}
responsePort = net.Port(udpHub.LocalAddr().(*net.UDPAddr).Port)
expectedRemoteIP, _, _ := net.SplitHostPort(writer.RemoteAddr().String())
tempUDPConn = NewTempUDPConn(udpHub, writer, expectedRemoteIP)
if !request.Address.IP().IsUnspecified() {
// only specified an IP without port
if request.Port == 0 {
tempUDPConn.ExpectedRemoteIP = request.Address.String()
} else { // specified both IP and port
var udpRemote gonet.Addr = &gonet.UDPAddr{
IP: request.Address.IP(),
Port: int(request.Port),
}
tempUDPConn.remote.Store(&udpRemote)
}
expectedRemote := &gonet.UDPAddr{}
if request.Address.IP().IsUnspecified() {
expectedRemote.IP = writer.RemoteAddr().(*net.TCPAddr).IP // unix?
} else {
expectedRemote.IP = request.Address.IP() // panic?
expectedRemote.Port = int(request.Port) // 0 is allowed
}
tempUDPConn = NewTempUDPConn(udpHub, writer, expectedRemote)
}
if err := writeSocks5Response(writer, statusSuccess, responseAddress, responsePort); err != nil {
common.CloseIfExists(tempUDPConn)