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Update UoT protocol

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This commit is contained in:
gVisor bot 2023-03-17 13:23:37 +08:00
parent 2be8768bc7
commit 832ebb4050
4 changed files with 9 additions and 12 deletions
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13
adapter/outbound/shadowsocks.go
View file

@ -124,12 +124,7 @@ func (ss *ShadowSocks) StreamConnContext(ctx context.Context, c net.Conn, metada
}
useEarly = useEarly || N.NeedHandshake(c)
if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
var uotDestination M.Socksaddr
if ss.option.UDPOverTCPVersion == 1 {
uotDestination.Fqdn = uot.LegacyMagicAddress
} else {
uotDestination.Fqdn = uot.MagicAddress
}
uotDestination := uot.RequestDestination(uint8(ss.option.UDPOverTCPVersion))
if useEarly {
return ss.method.DialEarlyConn(c, uotDestination), nil
} else {
@ -178,7 +173,7 @@ func (ss *ShadowSocks) ListenPacketWithDialer(ctx context.Context, dialer C.Dial
}
destination := M.ParseSocksaddr(metadata.RemoteAddress())
if ss.option.UDPOverTCPVersion == 1 {
return newPacketConn(uot.NewConn(tcpConn, false, destination), ss), nil
return newPacketConn(uot.NewConn(tcpConn, uot.Request{Destination: destination}), ss), nil
} else {
return newPacketConn(uot.NewLazyConn(tcpConn, uot.Request{Destination: destination}), ss), nil
}
@ -205,8 +200,8 @@ func (ss *ShadowSocks) SupportWithDialer() bool {
func (ss *ShadowSocks) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
if ss.option.UDPOverTCP {
destination := M.ParseSocksaddr(metadata.RemoteAddress())
if ss.option.UDPOverTCPVersion == 1 {
return newPacketConn(uot.NewConn(c, false, destination), ss), nil
if ss.option.UDPOverTCPVersion == uot.LegacyVersion {
return newPacketConn(uot.NewConn(c, uot.Request{Destination: destination}), ss), nil
} else {
return newPacketConn(uot.NewLazyConn(c, uot.Request{Destination: destination}), ss), nil
}

2
go.mod
View file

@ -27,7 +27,7 @@ require (
github.com/mroth/weightedrand/v2 v2.0.0
github.com/oschwald/geoip2-golang v1.8.0
github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97
github.com/sagernet/sing v0.1.9-0.20230315063014-2731df16725b
github.com/sagernet/sing v0.2.0
github.com/sagernet/sing-shadowtls v0.1.0
github.com/sagernet/sing-vmess v0.1.3
github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9

2
go.sum
View file

@ -129,6 +129,8 @@ github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97/go.mod h1:xLnfdiJ
github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
github.com/sagernet/sing v0.1.9-0.20230315063014-2731df16725b h1:1iKGftQ59+shDSx2RaLaxXJcMK/B+IU9WqUPwyBW+E0=
github.com/sagernet/sing v0.1.9-0.20230315063014-2731df16725b/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
github.com/sagernet/sing v0.2.0 h1:iyc4TaeXG5XYXixl48zSDDTw46C9NOEAVFq6ZE0dA2k=
github.com/sagernet/sing v0.2.0/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
github.com/sagernet/sing-shadowtls v0.1.0 h1:05MYce8aR5xfKIn+y7xRFsdKhKt44QZTSEQW+lG5IWQ=
github.com/sagernet/sing-shadowtls v0.1.0/go.mod h1:Kn1VUIprdkwCgkS6SXYaLmIpKzQbqBIKJBMY+RvBhYc=
github.com/sagernet/sing-vmess v0.1.3 h1:q/+tsF46dvvapL6CpQBgPHJ6nQrDUZqEtLHCbsjO7iM=

4
listener/sing/sing.go
View file

@ -68,10 +68,10 @@ func (h *ListenerHandler) NewConnection(ctx context.Context, conn net.Conn, meta
return E.Cause(err, "read UoT request")
}
metadata.Destination = request.Destination
return h.NewPacketConnection(ctx, uot.NewConn(conn, request.IsConnect, metadata.Destination), metadata)
return h.NewPacketConnection(ctx, uot.NewConn(conn, *request), metadata)
case uot.LegacyMagicAddress:
metadata.Destination = M.Socksaddr{Addr: netip.IPv4Unspecified()}
return h.NewPacketConnection(ctx, uot.NewConn(conn, false, metadata.Destination), metadata)
return h.NewPacketConnection(ctx, uot.NewConn(conn, uot.Request{}), metadata)
}
target := socks5.ParseAddr(metadata.Destination.String())
wg := &sync.WaitGroup{}