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XTLS Vision: Apply padding to single XUDP by default at client side

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Requires Xray-core v1.8.1+ at server side: 242f3b0e0b
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RPRX 2024-02-02 20:32:46 +00:00 • committed by GitHub
parent dd635c7c8d
commit ad3d347cfc
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4 changed files with 12 additions and 10 deletions
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12
proxy/vless/outbound/outbound.go
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@ -138,7 +138,6 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
if !allowUDP443 && request.Port == 443 {
return newError("XTLS rejected UDP/443 traffic").AtInfo()
}
requestAddons.Flow = ""
case protocol.RequestCommandMux:
fallthrough // let server break Mux connections that contain TCP requests
case protocol.RequestCommandTCP:
@ -185,7 +184,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
clientReader := link.Reader // .(*pipe.Reader)
clientWriter := link.Writer // .(*pipe.Writer)
trafficState := proxy.NewTrafficState(account.ID.Bytes())
if request.Command == protocol.RequestCommandUDP && h.cone && request.Port != 53 && request.Port != 443 {
if request.Command == protocol.RequestCommandUDP && (requestAddons.Flow == vless.XRV || (h.cone && request.Port != 53 && request.Port != 443)) {
request.Command = protocol.RequestCommandMux
request.Address = net.DomainAddress("v1.mux.cool")
request.Port = net.Port(666)
@ -266,8 +265,15 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
// default: serverReader := buf.NewReader(conn)
serverReader := encoding.DecodeBodyAddons(conn, request, responseAddons)
if requestAddons.Flow == vless.XRV {
serverReader = proxy.NewVisionReader(serverReader, trafficState, ctx)
}
if request.Command == protocol.RequestCommandMux && request.Port == 666 {
serverReader = xudp.NewPacketReader(conn)
if requestAddons.Flow == vless.XRV {
serverReader = xudp.NewPacketReader(&buf.BufferedReader{Reader: serverReader})
} else {
serverReader = xudp.NewPacketReader(conn)
}
}
if requestAddons.Flow == vless.XRV {