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XUDP protocol: Add Global ID & UoT Migration

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The first UoT protocol that supports UoT Migration
Thank @yuhan6665 for testing
This commit is contained in:
RPRX 2023-04-06 10:21:35 +00:00 • committed by GitHub
parent 67affe3753
commit be23d5d3b7
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GPG key ID: 4AEE18F83AFDEB23
39 changed files with 506 additions and 99 deletions
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19
proxy/vmess/outbound/outbound.go
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@ -138,11 +138,22 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
behaviorSeed := crc64.Checksum(hashkdf.Sum(nil), crc64.MakeTable(crc64.ISO))
var newCtx context.Context
var newCancel context.CancelFunc
if session.TimeoutOnlyFromContext(ctx) {
newCtx, newCancel = context.WithCancel(context.Background())
}
session := encoding.NewClientSession(ctx, isAEAD, protocol.DefaultIDHash, int64(behaviorSeed))
sessionPolicy := h.policyManager.ForLevel(request.User.Level)
ctx, cancel := context.WithCancel(ctx)
timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle)
timer := signal.CancelAfterInactivity(ctx, func() {
cancel()
if newCancel != nil {
newCancel()
}
}, sessionPolicy.Timeouts.ConnectionIdle)
if request.Command == protocol.RequestCommandUDP && h.cone && request.Port != 53 && request.Port != 443 {
request.Command = protocol.RequestCommandMux
@ -164,7 +175,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
}
bodyWriter2 := bodyWriter
if request.Command == protocol.RequestCommandMux && request.Port == 666 {
bodyWriter = xudp.NewPacketWriter(bodyWriter, target)
bodyWriter = xudp.NewPacketWriter(bodyWriter, target, xudp.GetGlobalID(ctx))
}
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)
@ -208,6 +219,10 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
return buf.Copy(bodyReader, output, buf.UpdateActivity(timer))
}
if newCtx != nil {
ctx = newCtx
}
responseDonePost := task.OnSuccess(responseDone, task.Close(output))
if err := task.Run(ctx, requestDone, responseDonePost); err != nil {
return newError("connection ends").Base(err)