feat: add receive window config for hy2

#1796

adapter/outbound/hysteria2.go

@@ -21,6 +21,7 @@ import (
 
 	"github.com/metacubex/sing-quic/hysteria2"
 
+	"github.com/metacubex/quic-go"
 	"github.com/metacubex/randv2"
 	M "github.com/sagernet/sing/common/metadata"
 )
@@ -62,6 +63,12 @@ type Hysteria2Option struct {
 	CustomCAString string   `proxy:"ca-str,omitempty"`
 	CWND           int      `proxy:"cwnd,omitempty"`
 	UdpMTU         int      `proxy:"udp-mtu,omitempty"`
+
+	// quic-go special config
+	InitialStreamReceiveWindow     uint64 `proxy:"initial-stream-receive-window,omitempty"`
+	MaxStreamReceiveWindow         uint64 `proxy:"max-stream-receive-window,omitempty"`
+	InitialConnectionReceiveWindow uint64 `proxy:"initial-connection-receive-window,omitempty"`
+	MaxConnectionReceiveWindow     uint64 `proxy:"max-connection-receive-window,omitempty"`
 }
 
 func (h *Hysteria2) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
@@ -145,6 +152,13 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		option.UdpMTU = 1200 - 3
 	}
 
+	quicConfig := &quic.Config{
+		InitialStreamReceiveWindow:     option.InitialStreamReceiveWindow,
+		MaxStreamReceiveWindow:         option.MaxStreamReceiveWindow,
+		InitialConnectionReceiveWindow: option.InitialConnectionReceiveWindow,
+		MaxConnectionReceiveWindow:     option.MaxConnectionReceiveWindow,
+	}
+
 	singDialer := proxydialer.NewByNameSingDialer(option.DialerProxy, dialer.NewDialer())
 
 	clientOptions := hysteria2.ClientOptions{
@@ -156,6 +170,7 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		SalamanderPassword: salamanderPassword,
 		Password:           option.Password,
 		TLSConfig:          tlsConfig,
+		QUICConfig:         quicConfig,
 		UDPDisabled:        false,
 		CWND:               option.CWND,
 		UdpMTU:             option.UdpMTU,

docs/config.yaml

@@ -747,6 +747,11 @@ proxies: # socks5
     #   - h3
     # ca: "./my.ca"
     # ca-str: "xyz"
+    ###quic-go特殊配置项，不要随意修改除非你知道你在干什么###
+    # initial-stream-receive-window： 8388608
+    # max-stream-receive-window： 8388608
+    # initial-connection-receive-window： 20971520
+    # max-connection-receive-window： 20971520
 
   # wireguard
   - name: "wg"

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/metacubex/gopacket v1.1.20-0.20230608035415-7e2f98a3e759
 	github.com/metacubex/quic-go v0.48.3-0.20241126053724-b69fea3888da
 	github.com/metacubex/randv2 v0.2.0
-	github.com/metacubex/sing-quic v0.0.0-20240827003841-cd97758ed8b4
+	github.com/metacubex/sing-quic v0.0.0-20250119013740-2a19cce83925
 	github.com/metacubex/sing-shadowsocks v0.2.8
 	github.com/metacubex/sing-shadowsocks2 v0.2.2
 	github.com/metacubex/sing-tun v0.4.5

go.sum

@@ -114,8 +114,8 @@ github.com/metacubex/randv2 v0.2.0 h1:uP38uBvV2SxYfLj53kuvAjbND4RUDfFJjwr4UigMiL
 github.com/metacubex/randv2 v0.2.0/go.mod h1:kFi2SzrQ5WuneuoLLCMkABtiBu6VRrMrWFqSPyj2cxY=
 github.com/metacubex/sing v0.0.0-20241121030428-33b6ebc52000 h1:gUbMXcQXhXGj0vCpCVFTUyIH7TMpD1dpTcNv/MCS+ok=
 github.com/metacubex/sing v0.0.0-20241121030428-33b6ebc52000/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
-github.com/metacubex/sing-quic v0.0.0-20240827003841-cd97758ed8b4 h1:HobpULaPK6OoxrHMmgcwLkwwIduXVmwdcznwUfH1GQM=
-github.com/metacubex/sing-quic v0.0.0-20240827003841-cd97758ed8b4/go.mod h1:g7Mxj7b7zm7YVqD975mk/hSmrb0A0G4bVvIMr2MMzn8=
+github.com/metacubex/sing-quic v0.0.0-20250119013740-2a19cce83925 h1:UkPoRAnoBQMn7IK5qpoIV3OejU15q+rqel3NrbSCFKA=
+github.com/metacubex/sing-quic v0.0.0-20250119013740-2a19cce83925/go.mod h1:g7Mxj7b7zm7YVqD975mk/hSmrb0A0G4bVvIMr2MMzn8=
 github.com/metacubex/sing-shadowsocks v0.2.8 h1:wIhlaigswzjPw4hej75sEvWte3QR0+AJRafgwBHO5B4=
 github.com/metacubex/sing-shadowsocks v0.2.8/go.mod h1:X3x88XtJpBxG0W0/ECOJL6Ib0SJ3xdniAkU/6/RMWU0=
 github.com/metacubex/sing-shadowsocks2 v0.2.2 h1:eaf42uVx4Lr21S6MDYs0ZdTvGA0GEhDpb9no4+gdXPo=

listener/config/hysteria2.go

@@ -23,6 +23,12 @@ type Hysteria2Server struct {
 	CWND                  int               `yaml:"cwnd" json:"cwnd,omitempty"`
 	UdpMTU                int               `yaml:"udp-mtu" json:"udp-mtu,omitempty"`
 	MuxOption             sing.MuxOption    `yaml:"mux-option" json:"mux-option,omitempty"`
+
+	// quic-go special config
+	InitialStreamReceiveWindow     uint64 `yaml:"initial-stream-receive-window" json:"initial-stream-receive-window,omitempty"`
+	MaxStreamReceiveWindow         uint64 `yaml:"max-stream-receive-window" json:"max-stream-receive-window,omitempty"`
+	InitialConnectionReceiveWindow uint64 `yaml:"initial-connection-receive-window" json:"initial-connection-receive-window,omitempty"`
+	MaxConnectionReceiveWindow     uint64 `yaml:"max-connection-receive-window" json:"max-connection-receive-window,omitempty"`
 }
 
 func (h Hysteria2Server) String() string {

listener/inbound/hysteria2.go

@@ -23,6 +23,12 @@ type Hysteria2Option struct {
 	CWND                  int               `inbound:"cwnd,omitempty"`
 	UdpMTU                int               `inbound:"udp-mtu,omitempty"`
 	MuxOption             MuxOption         `inbound:"mux-option,omitempty"`
+
+	// quic-go special config
+	InitialStreamReceiveWindow     uint64 `inbound:"initial-stream-receive-window,omitempty"`
+	MaxStreamReceiveWindow         uint64 `inbound:"max-stream-receive-window,omitempty"`
+	InitialConnectionReceiveWindow uint64 `inbound:"initial-connection-receive-window,omitempty"`
+	MaxConnectionReceiveWindow     uint64 `inbound:"max-connection-receive-window,omitempty"`
 }
 
 func (o Hysteria2Option) Equal(config C.InboundConfig) bool {
@@ -61,6 +67,11 @@ func NewHysteria2(options *Hysteria2Option) (*Hysteria2, error) {
 			CWND:                  options.CWND,
 			UdpMTU:                options.UdpMTU,
 			MuxOption:             options.MuxOption.Build(),
+			// quic-go special config
+			InitialStreamReceiveWindow:     options.InitialStreamReceiveWindow,
+			MaxStreamReceiveWindow:         options.MaxStreamReceiveWindow,
+			InitialConnectionReceiveWindow: options.InitialConnectionReceiveWindow,
+			MaxConnectionReceiveWindow:     options.MaxConnectionReceiveWindow,
 		},
 	}, nil
 }

listener/sing_hysteria2/server.go

@@ -22,6 +22,7 @@ import (
 
 	"github.com/metacubex/sing-quic/hysteria2"
 
+	"github.com/metacubex/quic-go"
 	E "github.com/sagernet/sing/common/exceptions"
 )
 
@@ -110,13 +111,21 @@ func New(config LC.Hysteria2Server, tunnel C.Tunnel, additions ...inbound.Additi
 		config.UdpMTU = 1200 - 3
 	}
 
+	quicConfig := &quic.Config{
+		InitialStreamReceiveWindow:     config.InitialStreamReceiveWindow,
+		MaxStreamReceiveWindow:         config.MaxStreamReceiveWindow,
+		InitialConnectionReceiveWindow: config.InitialConnectionReceiveWindow,
+		MaxConnectionReceiveWindow:     config.MaxConnectionReceiveWindow,
+	}
+
 	service, err := hysteria2.NewService[string](hysteria2.ServiceOptions{
 		Context:               context.Background(),
 		Logger:                log.SingLogger,
 		SendBPS:               outbound.StringToBps(config.Up),
 		ReceiveBPS:            outbound.StringToBps(config.Down),
 		SalamanderPassword:    salamanderPassword,
 		TLSConfig:             tlsConfig,
+		QUICConfig:            quicConfig,
 		IgnoreClientBandwidth: config.IgnoreClientBandwidth,
 		Handler:               h,
 		MasqueradeHandler:     masqueradeHandler,