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Add shadowsocks uot in relay

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This commit is contained in:
wwqgtxx 2022-06-18 16:38:44 +08:00
parent 54a0947bb4
commit 8da67ba61c
1 changed files with 17 additions and 2 deletions
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19
adapter/outbound/shadowsocks.go
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@ -80,6 +80,10 @@ func (ss *ShadowSocks) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, e
return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
}
}
if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
metadata.Host = uot.UOTMagicAddress
metadata.DstPort = "443"
}
return ss.method.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
}
@ -100,8 +104,6 @@ func (ss *ShadowSocks) DialContext(ctx context.Context, metadata *C.Metadata, op
// ListenPacketContext implements C.ProxyAdapter
func (ss *ShadowSocks) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
if ss.option.UDPOverTCP {
metadata.Host = uot.UOTMagicAddress
metadata.DstPort = "443"
tcpConn, err := ss.DialContext(ctx, metadata, opts...)
if err != nil {
return nil, err
@ -122,6 +124,19 @@ func (ss *ShadowSocks) ListenPacketContext(ctx context.Context, metadata *C.Meta
return newPacketConn(pc, ss), nil
}
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (ss *ShadowSocks) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
if ss.option.UDPOverTCP {
return newPacketConn(uot.NewClientConn(c), ss), nil
}
return nil, errors.New("no support")
}
// SupportUOT implements C.ProxyAdapter
func (ss *ShadowSocks) SupportUOT() bool {
return ss.option.UDPOverTCP
}
func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
method, err := shadowimpl.FetchMethod(option.Cipher, option.Password)