chore: support set cwnd for hy2 too

listener/config/hysteria2.go

@@ -16,6 +16,7 @@ type Hysteria2Server struct {
 	Down                  string            `yaml:"down" json:"down,omitempty"`
 	IgnoreClientBandwidth bool              `yaml:"ignore-client-bandwidth" json:"ignore-client-bandwidth,omitempty"`
 	Masquerade            string            `yaml:"masquerade" json:"masquerade,omitempty"`
+	CWND                  int               `yaml:"cwnd" json:"cwnd,omitempty"`
 }
 
 func (h Hysteria2Server) String() string {

listener/inbound/hysteria2.go

@@ -20,6 +20,7 @@ type Hysteria2Option struct {
 	Down                  string            `inbound:"down,omitempty"`
 	IgnoreClientBandwidth bool              `inbound:"ignore-client-bandwidth,omitempty"`
 	Masquerade            string            `inbound:"masquerade,omitempty"`
+	CWND                  int               `inbound:"cwnd,omitempty"`
 }
 
 func (o Hysteria2Option) Equal(config C.InboundConfig) bool {
@@ -55,6 +56,7 @@ func NewHysteria2(options *Hysteria2Option) (*Hysteria2, error) {
 			Down:                  options.Down,
 			IgnoreClientBandwidth: options.IgnoreClientBandwidth,
 			Masquerade:            options.Masquerade,
+			CWND:                  options.CWND,
 		},
 	}, nil
 }

listener/sing_hysteria2/server.go

@@ -111,6 +111,7 @@ func New(config LC.Hysteria2Server, tcpIn chan<- C.ConnContext, udpIn chan<- C.P
 		IgnoreClientBandwidth: config.IgnoreClientBandwidth,
 		Handler:               h,
 		MasqueradeHandler:     masqueradeHandler,
+		CWND:                  config.CWND,
 	})
 	if err != nil {
 		return nil, err