Refactor: VLESS & VMess & Mux UDP FullCone NAT

https://t.me/projectXray/242770
This commit is contained in:
RPRX 2021-02-11 01:28:21 +00:00 committed by GitHub
parent 523c416bb5
commit 1174ff3090
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 186 additions and 39 deletions

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@ -15,6 +15,7 @@ import (
"github.com/xtls/xray-core/common/session"
"github.com/xtls/xray-core/common/signal"
"github.com/xtls/xray-core/common/task"
"github.com/xtls/xray-core/common/vudp"
core "github.com/xtls/xray-core/core"
"github.com/xtls/xray-core/features/policy"
"github.com/xtls/xray-core/proxy/vmess"
@ -122,6 +123,12 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
ctx, cancel := context.WithCancel(ctx)
timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle)
if request.Command == protocol.RequestCommandUDP {
request.Command = protocol.RequestCommandMux
request.Address = net.DomainAddress("v1.mux.cool")
request.Port = net.Port(666)
}
requestDone := func() error {
defer timer.SetTimeout(sessionPolicy.Timeouts.DownlinkOnly)
@ -131,6 +138,10 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
}
bodyWriter := session.EncodeRequestBody(request, writer)
bodyWriter2 := bodyWriter
if request.Command == protocol.RequestCommandMux && request.Port == 666 {
bodyWriter = vudp.NewPacketWriter(bodyWriter, target)
}
if err := buf.CopyOnceTimeout(input, bodyWriter, time.Millisecond*100); err != nil && err != buf.ErrNotTimeoutReader && err != buf.ErrReadTimeout {
return newError("failed to write first payload").Base(err)
}
@ -144,7 +155,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
}
if request.Option.Has(protocol.RequestOptionChunkStream) {
if err := bodyWriter.WriteMultiBuffer(buf.MultiBuffer{}); err != nil {
if err := bodyWriter2.WriteMultiBuffer(buf.MultiBuffer{}); err != nil {
return err
}
}
@ -163,6 +174,9 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
h.handleCommand(rec.Destination(), header.Command)
bodyReader := session.DecodeResponseBody(request, reader)
if request.Command == protocol.RequestCommandMux && request.Port == 666 {
bodyReader = vudp.NewPacketReader(&buf.BufferedReader{Reader: bodyReader})
}
return buf.Copy(bodyReader, output, buf.UpdateActivity(timer))
}