chore: adjust client-fingerprint's snippet

e.g.,
  nameserver-policy: #   'www.baidu.com': '114.114.114.114'
    #   '+.internal.crop.com': '10.0.0.1'
    "geosite:cn,private,apple":
      - https://doh.pub/dns-query
      - https://dns.alidns.com/dns-query
    "www.baidu.com,+.google.cn":
      - 223.5.5.5
      - 1.1.1.1

.github/workflows/build.yml

@@ -16,6 +16,11 @@ on:
       - Alpha
       - Beta
       - Meta
+      
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+  
 env:
   REGISTRY: docker.io
 jobs:
@@ -46,26 +51,27 @@ jobs:
               target: "linux-mips-softfloat linux-mips-hardfloat linux-mipsle-softfloat linux-mipsle-hardfloat",
               id: "4",
             }
+          - { type: "WithoutCGO", target: "linux-386 linux-riscv64", id: "5" }
           - {
               type: "WithoutCGO",
               target: "freebsd-386 freebsd-amd64 freebsd-arm64",
-              id: "5",
-            }
-          - {
-              type: "WithoutCGO",
-              target: "windows-amd64-compatible windows-amd64 windows-386",
               id: "6",
             }
           - {
               type: "WithoutCGO",
-              target: "windows-arm64 windows-arm32v7",
+              target: "windows-amd64-compatible windows-amd64 windows-386",
               id: "7",
             }
           - {
               type: "WithoutCGO",
-              target: "darwin-amd64 darwin-arm64 android-arm64",
+              target: "windows-arm64 windows-arm32v7",
               id: "8",
             }
+          - {
+              type: "WithoutCGO",
+              target: "darwin-amd64 darwin-arm64 android-arm64",
+              id: "9",
+            }
           - { type: "WithCGO", target: "windows/*", id: "1" }
           - { type: "WithCGO", target: "linux/386", id: "2" }
           - { type: "WithCGO", target: "linux/amd64", id: "3" }
@@ -108,10 +114,11 @@ jobs:
 
       - name: Set ENV
         run: |
+          sudo timedatectl set-timezone "Asia/Shanghai"
           echo "NAME=clash.meta" >> $GITHUB_ENV
           echo "REPO=${{ github.repository }}" >> $GITHUB_ENV
           echo "ShortSHA=$(git rev-parse --short ${{ github.sha }})" >> $GITHUB_ENV
-          echo "BUILDTIME=$(date -u)" >> $GITHUB_ENV
+          echo "BUILDTIME=$(date)" >> $GITHUB_ENV
           echo "BRANCH=$(git rev-parse --abbrev-ref HEAD)" >> $GITHUB_ENV
         shell: bash
 
@@ -193,6 +200,10 @@ jobs:
           ls -la
           cd ..
 
+      - name: Save version
+        run: echo ${VERSION} > bin/version.txt
+        shell: bash
+
       - uses: actions/upload-artifact@v3
         if: ${{  success() }}
         with:
@@ -202,7 +213,7 @@ jobs:
   Upload-Prerelease:
     permissions: write-all
     if: ${{ github.ref_type=='branch' }}
-    needs: [ Build ]
+    needs: [Build]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/download-artifact@v3
@@ -221,6 +232,11 @@ jobs:
           tag: Prerelease-${{ github.ref_name }}
           deleteOnlyFromDrafts: false
 
+      - name: Set Env
+        run: |
+          echo "BUILDTIME=$(TZ=Asia/Shanghai date)" >> $GITHUB_ENV
+        shell: bash
+
       - name: Tag Repo
         uses: richardsimko/update-tag@v1.0.6
         with:
@@ -228,20 +244,34 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
+      - run: |
+          cat > release.txt << 'EOF'
+          Release created at  ${{ env.BUILDTIME }}
+          Synchronize ${{ github.ref_name }} branch code updates, keeping only the latest version
+          <br>
+          ### release version
+          `default(not specified in file name)`: compiled with GOAMD64=v3
+          `cgo`: support lwip tun stack, compiled with GOAMD64=v1
+          `compatible`: compiled with GOAMD64=v1
+          Check details between different architectural levels [here](https://github.com/golang/go/wiki/MinimumRequirements#amd64).
+          EOF
+
       - name: Upload Prerelease
         uses: softprops/action-gh-release@v1
         if: ${{  success() }}
         with:
           tag: ${{ github.ref_name }}
           tag_name: Prerelease-${{ github.ref_name }}
-          files: bin/*
+          files: |
+            bin/*
           prerelease: true
           generate_release_notes: true
+          body_path: release.txt
 
   Upload-Release:
     permissions: write-all
     if: ${{ github.ref_type=='tag' }}
-    needs: [ Build ]
+    needs: [Build]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/download-artifact@v3
@@ -264,7 +294,7 @@ jobs:
 
   Docker:
     permissions: write-all
-    needs: [ Build ]
+    needs: [Build]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
@@ -321,5 +351,7 @@ jobs:
             linux/386
             linux/amd64
             linux/arm64/v8
+            linux/arm/v7
+          #            linux/riscv64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,4 +1,6 @@
 FROM alpine:latest as builder
+ARG TARGETPLATFORM
+RUN echo "I'm building for $TARGETPLATFORM"
 
 RUN apk add --no-cache gzip && \
     mkdir /clash-config && \
@@ -10,7 +12,7 @@ COPY docker/file-name.sh /clash/file-name.sh
 WORKDIR /clash
 COPY bin/ bin/
 RUN FILE_NAME=`sh file-name.sh` && echo $FILE_NAME && \
-    FILE_NAME=`ls bin/ | egrep "$FILE_NAME.*"|awk NR==1` && \
+    FILE_NAME=`ls bin/ | egrep "$FILE_NAME.*"|awk NR==1` && echo $FILE_NAME && \
     mv bin/$FILE_NAME clash.gz && gzip -d clash.gz && echo "$FILE_NAME" > /clash-config/test
 FROM alpine:latest
 LABEL org.opencontainers.image.source="https://github.com/MetaCubeX/Clash.Meta"

Makefile

@@ -101,6 +101,9 @@ linux-mips64:
 linux-mips64le:
 	GOARCH=mips64le GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
 
+linux-riscv64:
+	GOARCH=riscv64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
+
 android-arm64:
 	GOARCH=arm64 GOOS=android $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
 

adapter/inbound/socket.go

@@ -34,7 +34,7 @@ func NewInner(conn net.Conn, dst string, host string) *context.ConnContext {
 	metadata := &C.Metadata{}
 	metadata.NetWork = C.TCP
 	metadata.Type = C.INNER
-	metadata.DNSMode = C.DNSMapping
+	metadata.DNSMode = C.DNSNormal
 	metadata.Host = host
 	metadata.Process = C.ClashName
 	if h, port, err := net.SplitHostPort(dst); err == nil {

adapter/outbound/base.go

@@ -8,10 +8,9 @@ import (
 	"strings"
 
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
-
-	"github.com/gofrs/uuid"
 )
 
 type Base struct {
@@ -35,7 +34,7 @@ func (b *Base) Name() string {
 // Id implements C.ProxyAdapter
 func (b *Base) Id() string {
 	if b.id == "" {
-		id, err := uuid.NewV6()
+		id, err := utils.UnsafeUUIDGenerator.NewV6()
 		if err != nil {
 			b.id = b.name
 		} else {
@@ -140,10 +139,15 @@ func (b *Base) DialOptions(opts ...dialer.Option) []dialer.Option {
 	default:
 	}
 
+	if b.tfo {
+		opts = append(opts, dialer.WithTFO(true))
+	}
+
 	return opts
 }
 
 type BasicOption struct {
+	TFO         bool   `proxy:"tfo,omitempty" group:"tfo,omitempty"`
 	Interface   string `proxy:"interface-name,omitempty" group:"interface-name,omitempty"`
 	RoutingMark int    `proxy:"routing-mark,omitempty" group:"routing-mark,omitempty"`
 	IPVersion   string `proxy:"ip-version,omitempty" group:"ip-version,omitempty"`

adapter/outbound/http.go

@@ -170,6 +170,7 @@ func NewHttp(option HttpOption) (*Http, error) {
 			name:   option.Name,
 			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
 			tp:     C.Http,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/reality.go

@@ -0,0 +1,35 @@
+package outbound
+
+import (
+	"encoding/base64"
+	"encoding/hex"
+	"errors"
+
+	tlsC "github.com/Dreamacro/clash/component/tls"
+
+	"golang.org/x/crypto/curve25519"
+)
+
+type RealityOptions struct {
+	PublicKey string `proxy:"public-key"`
+	ShortID   string `proxy:"short-id"`
+}
+
+func (o RealityOptions) Parse() (*tlsC.RealityConfig, error) {
+	if o.PublicKey != "" {
+		config := new(tlsC.RealityConfig)
+
+		n, err := base64.RawURLEncoding.Decode(config.PublicKey[:], []byte(o.PublicKey))
+		if err != nil || n != curve25519.ScalarSize {
+			return nil, errors.New("invalid REALITY public key")
+		}
+
+		n, err = hex.Decode(config.ShortID[:], []byte(o.ShortID))
+		if err != nil || n > tlsC.RealityMaxShortIDLen {
+			return nil, errors.New("invalid REALITY short ID")
+		}
+
+		return config, nil
+	}
+	return nil, nil
+}

adapter/outbound/reject.go

@@ -6,6 +6,7 @@ import (
 	"net"
 	"time"
 
+	"github.com/Dreamacro/clash/common/buf"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
 )
@@ -16,12 +17,12 @@ type Reject struct {
 
 // DialContext implements C.ProxyAdapter
 func (r *Reject) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
-	return NewConn(&nopConn{}, r), nil
+	return NewConn(nopConn{}, r), nil
 }
 
 // ListenPacketContext implements C.ProxyAdapter
 func (r *Reject) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
-	return newPacketConn(&nopPacketConn{}, r), nil
+	return newPacketConn(nopPacketConn{}, r), nil
 }
 
 func NewReject() *Reject {
@@ -48,27 +49,37 @@ func NewPass() *Reject {
 
 type nopConn struct{}
 
-func (rw *nopConn) Read(b []byte) (int, error) {
+func (rw nopConn) Read(b []byte) (int, error) {
 	return 0, io.EOF
 }
 
-func (rw *nopConn) Write(b []byte) (int, error) {
+func (rw nopConn) ReadBuffer(buffer *buf.Buffer) error {
+	return io.EOF
+}
+
+func (rw nopConn) Write(b []byte) (int, error) {
 	return 0, io.EOF
 }
 
-func (rw *nopConn) Close() error                     { return nil }
-func (rw *nopConn) LocalAddr() net.Addr              { return nil }
-func (rw *nopConn) RemoteAddr() net.Addr             { return nil }
-func (rw *nopConn) SetDeadline(time.Time) error      { return nil }
-func (rw *nopConn) SetReadDeadline(time.Time) error  { return nil }
-func (rw *nopConn) SetWriteDeadline(time.Time) error { return nil }
+func (rw nopConn) WriteBuffer(buffer *buf.Buffer) error {
+	return io.EOF
+}
+
+func (rw nopConn) Close() error                     { return nil }
+func (rw nopConn) LocalAddr() net.Addr              { return nil }
+func (rw nopConn) RemoteAddr() net.Addr             { return nil }
+func (rw nopConn) SetDeadline(time.Time) error      { return nil }
+func (rw nopConn) SetReadDeadline(time.Time) error  { return nil }
+func (rw nopConn) SetWriteDeadline(time.Time) error { return nil }
+
+var udpAddrIPv4Unspecified = &net.UDPAddr{IP: net.IPv4zero, Port: 0}
 
 type nopPacketConn struct{}
 
-func (npc *nopPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) { return len(b), nil }
-func (npc *nopPacketConn) ReadFrom(b []byte) (int, net.Addr, error)           { return 0, nil, io.EOF }
-func (npc *nopPacketConn) Close() error                                       { return nil }
-func (npc *nopPacketConn) LocalAddr() net.Addr                                { return &net.UDPAddr{IP: net.IPv4zero, Port: 0} }
-func (npc *nopPacketConn) SetDeadline(time.Time) error                        { return nil }
-func (npc *nopPacketConn) SetReadDeadline(time.Time) error                    { return nil }
-func (npc *nopPacketConn) SetWriteDeadline(time.Time) error                   { return nil }
+func (npc nopPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) { return len(b), nil }
+func (npc nopPacketConn) ReadFrom(b []byte) (int, net.Addr, error)           { return 0, nil, io.EOF }
+func (npc nopPacketConn) Close() error                                       { return nil }
+func (npc nopPacketConn) LocalAddr() net.Addr                                { return udpAddrIPv4Unspecified }
+func (npc nopPacketConn) SetDeadline(time.Time) error                        { return nil }
+func (npc nopPacketConn) SetReadDeadline(time.Time) error                    { return nil }
+func (npc nopPacketConn) SetWriteDeadline(time.Time) error                   { return nil }

adapter/outbound/shadowsocks.go

@@ -2,21 +2,23 @@ package outbound
 
 import (
 	"context"
-	"crypto/tls"
 	"errors"
 	"fmt"
 	"net"
 	"strconv"
+	"time"
 
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/structure"
 	"github.com/Dreamacro/clash/component/dialer"
-	tlsC "github.com/Dreamacro/clash/component/tls"
 	C "github.com/Dreamacro/clash/constant"
-	"github.com/Dreamacro/clash/transport/shadowtls"
+	"github.com/Dreamacro/clash/transport/restls"
 	obfs "github.com/Dreamacro/clash/transport/simple-obfs"
+	shadowtls "github.com/Dreamacro/clash/transport/sing-shadowtls"
 	"github.com/Dreamacro/clash/transport/socks5"
 	v2rayObfs "github.com/Dreamacro/clash/transport/v2ray-plugin"
 
+	restlsC "github.com/3andne/restls-client-go"
 	shadowsocks "github.com/metacubex/sing-shadowsocks"
 	"github.com/metacubex/sing-shadowsocks/shadowimpl"
 	"github.com/sagernet/sing/common/bufio"
@@ -33,21 +35,22 @@ type ShadowSocks struct {
 	obfsMode        string
 	obfsOption      *simpleObfsOption
 	v2rayOption     *v2rayObfs.Option
-	shadowTLSOption *shadowTLSOption
-	tlsConfig       *tls.Config
+	shadowTLSOption *shadowtls.ShadowTLSOption
+	restlsConfig    *restlsC.Config
 }
 
 type ShadowSocksOption struct {
 	BasicOption
-	Name       string         `proxy:"name"`
-	Server     string         `proxy:"server"`
-	Port       int            `proxy:"port"`
-	Password   string         `proxy:"password"`
-	Cipher     string         `proxy:"cipher"`
-	UDP        bool           `proxy:"udp,omitempty"`
-	Plugin     string         `proxy:"plugin,omitempty"`
-	PluginOpts map[string]any `proxy:"plugin-opts,omitempty"`
-	UDPOverTCP bool           `proxy:"udp-over-tcp,omitempty"`
+	Name              string         `proxy:"name"`
+	Server            string         `proxy:"server"`
+	Port              int            `proxy:"port"`
+	Password          string         `proxy:"password"`
+	Cipher            string         `proxy:"cipher"`
+	UDP               bool           `proxy:"udp,omitempty"`
+	Plugin            string         `proxy:"plugin,omitempty"`
+	PluginOpts        map[string]any `proxy:"plugin-opts,omitempty"`
+	UDPOverTCP        bool           `proxy:"udp-over-tcp,omitempty"`
+	ClientFingerprint string         `proxy:"client-fingerprint,omitempty"`
 }
 
 type simpleObfsOption struct {
@@ -71,10 +74,34 @@ type shadowTLSOption struct {
 	Host           string `obfs:"host"`
 	Fingerprint    string `obfs:"fingerprint,omitempty"`
 	SkipCertVerify bool   `obfs:"skip-cert-verify,omitempty"`
+	Version        int    `obfs:"version,omitempty"`
+}
+
+type restlsOption struct {
+	Password     string `obfs:"password"`
+	Host         string `obfs:"host"`
+	VersionHint  string `obfs:"version-hint"`
+	RestlsScript string `obfs:"restls-script,omitempty"`
 }
 
 // StreamConn implements C.ProxyAdapter
 func (ss *ShadowSocks) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
+	switch ss.obfsMode {
+	case shadowtls.Mode:
+		// fix tls handshake not timeout
+		ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
+		defer cancel()
+		var err error
+		c, err = shadowtls.NewShadowTLS(ctx, c, ss.shadowTLSOption)
+		if err != nil {
+			return nil, err
+		}
+
+	}
+	return ss.streamConn(c, metadata)
+}
+
+func (ss *ShadowSocks) streamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 	switch ss.obfsMode {
 	case "tls":
 		c = obfs.NewTLSObfs(c, ss.obfsOption.Host)
@@ -87,13 +114,25 @@ func (ss *ShadowSocks) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, e
 		if err != nil {
 			return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
 		}
-	case shadowtls.Mode:
-		c = shadowtls.NewShadowTLS(c, ss.shadowTLSOption.Password, ss.tlsConfig)
+	case restls.Mode:
+		var err error
+		c, err = restls.NewRestls(c, ss.restlsConfig)
+		if err != nil {
+			return nil, fmt.Errorf("%s (restls) connect error: %w", ss.addr, err)
+		}
 	}
 	if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
-		return ss.method.DialConn(c, M.ParseSocksaddr(uot.UOTMagicAddress+":443"))
+		if N.NeedHandshake(c) {
+			return ss.method.DialEarlyConn(c, M.ParseSocksaddr(uot.UOTMagicAddress+":443")), nil
+		} else {
+			return ss.method.DialConn(c, M.ParseSocksaddr(uot.UOTMagicAddress+":443"))
+		}
+	}
+	if N.NeedHandshake(c) {
+		return ss.method.DialEarlyConn(c, M.ParseSocksaddr(metadata.RemoteAddress())), nil
+	} else {
+		return ss.method.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
 	}
-	return ss.method.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
 }
 
 // DialContext implements C.ProxyAdapter
@@ -113,7 +152,15 @@ func (ss *ShadowSocks) DialContextWithDialer(ctx context.Context, dialer C.Diale
 		safeConnClose(c, err)
 	}(c)
 
-	c, err = ss.StreamConn(c, metadata)
+	switch ss.obfsMode {
+	case shadowtls.Mode:
+		c, err = shadowtls.NewShadowTLS(ctx, c, ss.shadowTLSOption)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	c, err = ss.streamConn(c, metadata)
 	return NewConn(c, ss), err
 }
 
@@ -164,15 +211,15 @@ func (ss *ShadowSocks) SupportUOT() bool {
 
 func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
-	method, err := shadowimpl.FetchMethod(option.Cipher, option.Password)
+	method, err := shadowimpl.FetchMethod(option.Cipher, option.Password, time.Now)
 	if err != nil {
 		return nil, fmt.Errorf("ss %s initialize error: %w", addr, err)
 	}
 
 	var v2rayOption *v2rayObfs.Option
 	var obfsOption *simpleObfsOption
-	var shadowTLSOpt *shadowTLSOption
-	var tlsConfig *tls.Config
+	var shadowTLSOpt *shadowtls.ShadowTLSOption
+	var restlsConfig *restlsC.Config
 	obfsMode := ""
 
 	decoder := structure.NewDecoder(structure.Option{TagName: "obfs", WeaklyTypedInput: true})
@@ -210,25 +257,34 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 		}
 	} else if option.Plugin == shadowtls.Mode {
 		obfsMode = shadowtls.Mode
-		shadowTLSOpt = &shadowTLSOption{}
-		if err := decoder.Decode(option.PluginOpts, shadowTLSOpt); err != nil {
+		opt := &shadowTLSOption{
+			Version: 2,
+		}
+		if err := decoder.Decode(option.PluginOpts, opt); err != nil {
 			return nil, fmt.Errorf("ss %s initialize shadow-tls-plugin error: %w", addr, err)
 		}
 
-		tlsConfig = &tls.Config{
-			NextProtos:         shadowtls.DefaultALPN,
-			MinVersion:         tls.VersionTLS12,
-			InsecureSkipVerify: shadowTLSOpt.SkipCertVerify,
-			ServerName:         shadowTLSOpt.Host,
+		shadowTLSOpt = &shadowtls.ShadowTLSOption{
+			Password:          opt.Password,
+			Host:              opt.Host,
+			Fingerprint:       opt.Fingerprint,
+			ClientFingerprint: option.ClientFingerprint,
+			SkipCertVerify:    opt.SkipCertVerify,
+			Version:           opt.Version,
+		}
+	} else if option.Plugin == restls.Mode {
+		obfsMode = restls.Mode
+		restlsOpt := &restlsOption{}
+		if err := decoder.Decode(option.PluginOpts, restlsOpt); err != nil {
+			return nil, fmt.Errorf("ss %s initialize restls-plugin error: %w", addr, err)
 		}
 
-		if len(shadowTLSOpt.Fingerprint) == 0 {
-			tlsConfig = tlsC.GetGlobalTLSConfig(tlsConfig)
-		} else {
-			if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, shadowTLSOpt.Fingerprint); err != nil {
-				return nil, err
-			}
+		restlsConfig, err = restlsC.NewRestlsConfig(restlsOpt.Host, restlsOpt.Password, restlsOpt.VersionHint, restlsOpt.RestlsScript, option.ClientFingerprint)
+		restlsConfig.SessionTicketsDisabled = true
+		if err != nil {
+			return nil, fmt.Errorf("ss %s initialize restls-plugin error: %w", addr, err)
 		}
+
 	}
 
 	return &ShadowSocks{
@@ -237,6 +293,7 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 			addr:   addr,
 			tp:     C.Shadowsocks,
 			udp:    option.UDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
@@ -248,7 +305,7 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 		v2rayOption:     v2rayOption,
 		obfsOption:      obfsOption,
 		shadowTLSOption: shadowTLSOpt,
-		tlsConfig:       tlsConfig,
+		restlsConfig:    restlsConfig,
 	}, nil
 }
 

adapter/outbound/shadowsocksr.go

@@ -163,6 +163,7 @@ func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
 			addr:   addr,
 			tp:     C.ShadowsocksR,
 			udp:    option.UDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/snell.go

@@ -167,6 +167,7 @@ func NewSnell(option SnellOption) (*Snell, error) {
 			addr:   addr,
 			tp:     C.Snell,
 			udp:    option.UDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/socks5.go

@@ -182,6 +182,7 @@ func NewSocks5(option Socks5Option) (*Socks5, error) {
 			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
 			tp:     C.Socks5,
 			udp:    option.UDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/trojan.go

@@ -26,25 +26,28 @@ type Trojan struct {
 	gunTLSConfig *tls.Config
 	gunConfig    *gun.Config
 	transport    *gun.TransportWrap
+
+	realityConfig *tlsC.RealityConfig
 }
 
 type TrojanOption struct {
 	BasicOption
-	Name              string      `proxy:"name"`
-	Server            string      `proxy:"server"`
-	Port              int         `proxy:"port"`
-	Password          string      `proxy:"password"`
-	ALPN              []string    `proxy:"alpn,omitempty"`
-	SNI               string      `proxy:"sni,omitempty"`
-	SkipCertVerify    bool        `proxy:"skip-cert-verify,omitempty"`
-	Fingerprint       string      `proxy:"fingerprint,omitempty"`
-	UDP               bool        `proxy:"udp,omitempty"`
-	Network           string      `proxy:"network,omitempty"`
-	GrpcOpts          GrpcOptions `proxy:"grpc-opts,omitempty"`
-	WSOpts            WSOptions   `proxy:"ws-opts,omitempty"`
-	Flow              string      `proxy:"flow,omitempty"`
-	FlowShow          bool        `proxy:"flow-show,omitempty"`
-	ClientFingerprint string      `proxy:"client-fingerprint,omitempty"`
+	Name              string         `proxy:"name"`
+	Server            string         `proxy:"server"`
+	Port              int            `proxy:"port"`
+	Password          string         `proxy:"password"`
+	ALPN              []string       `proxy:"alpn,omitempty"`
+	SNI               string         `proxy:"sni,omitempty"`
+	SkipCertVerify    bool           `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint       string         `proxy:"fingerprint,omitempty"`
+	UDP               bool           `proxy:"udp,omitempty"`
+	Network           string         `proxy:"network,omitempty"`
+	RealityOpts       RealityOptions `proxy:"reality-opts,omitempty"`
+	GrpcOpts          GrpcOptions    `proxy:"grpc-opts,omitempty"`
+	WSOpts            WSOptions      `proxy:"ws-opts,omitempty"`
+	Flow              string         `proxy:"flow,omitempty"`
+	FlowShow          bool           `proxy:"flow-show,omitempty"`
+	ClientFingerprint string         `proxy:"client-fingerprint,omitempty"`
 }
 
 func (t *Trojan) plainStream(c net.Conn) (net.Conn, error) {
@@ -83,7 +86,7 @@ func (t *Trojan) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error)
 	}
 
 	if t.transport != nil {
-		c, err = gun.StreamGunWithConn(c, t.gunTLSConfig, t.gunConfig)
+		c, err = gun.StreamGunWithConn(c, t.gunTLSConfig, t.gunConfig, t.realityConfig)
 	} else {
 		c, err = t.plainStream(c)
 	}
@@ -250,6 +253,7 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			addr:   addr,
 			tp:     C.Trojan,
 			udp:    option.UDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
@@ -258,6 +262,13 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 		option:   &option,
 	}
 
+	var err error
+	t.realityConfig, err = option.RealityOpts.Parse()
+	if err != nil {
+		return nil, err
+	}
+	tOption.Reality = t.realityConfig
+
 	if option.Network == "grpc" {
 		dialFn := func(network, addr string) (net.Conn, error) {
 			c, err := dialer.DialContext(context.Background(), "tcp", t.addr, t.Base.DialOptions()...)
@@ -284,7 +295,7 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			}
 		}
 
-		t.transport = gun.NewHTTP2Client(dialFn, tlsConfig, tOption.ClientFingerprint)
+		t.transport = gun.NewHTTP2Client(dialFn, tlsConfig, tOption.ClientFingerprint, t.realityConfig)
 
 		t.gunTLSConfig = tlsConfig
 		t.gunConfig = &gun.Config{

adapter/outbound/tuic.go

@@ -51,6 +51,7 @@ type TuicOption struct {
 	ReceiveWindowConn   int    `proxy:"recv-window-conn,omitempty"`
 	ReceiveWindow       int    `proxy:"recv-window,omitempty"`
 	DisableMTUDiscovery bool   `proxy:"disable-mtu-discovery,omitempty"`
+	SNI                 string `proxy:"sni,omitempty"`
 }
 
 // DialContext implements C.ProxyAdapter
@@ -106,12 +107,14 @@ func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (pc net.Pack
 func NewTuic(option TuicOption) (*Tuic, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 	serverName := option.Server
-
 	tlsConfig := &tls.Config{
 		ServerName:         serverName,
 		InsecureSkipVerify: option.SkipCertVerify,
 		MinVersion:         tls.VersionTLS13,
 	}
+	if option.SNI != "" {
+		tlsConfig.ServerName = option.SNI
+	}
 
 	var bs []byte
 	var err error
@@ -213,6 +216,7 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 			udp:    true,
 			tfo:    option.FastOpen,
 			iface:  option.Interface,
+			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 	}

adapter/outbound/vless.go

@@ -17,6 +17,7 @@ import (
 	"github.com/Dreamacro/clash/component/resolver"
 	tlsC "github.com/Dreamacro/clash/component/tls"
 	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/log"
 	"github.com/Dreamacro/clash/transport/gun"
 	"github.com/Dreamacro/clash/transport/socks5"
 	"github.com/Dreamacro/clash/transport/vless"
@@ -41,6 +42,8 @@ type Vless struct {
 	gunTLSConfig *tls.Config
 	gunConfig    *gun.Config
 	transport    *gun.TransportWrap
+
+	realityConfig *tlsC.RealityConfig
 }
 
 type VlessOption struct {
@@ -57,6 +60,7 @@ type VlessOption struct {
 	XUDP              bool              `proxy:"xudp,omitempty"`
 	PacketEncoding    string            `proxy:"packet-encoding,omitempty"`
 	Network           string            `proxy:"network,omitempty"`
+	RealityOpts       RealityOptions    `proxy:"reality-opts,omitempty"`
 	HTTPOpts          HTTPOptions       `proxy:"http-opts,omitempty"`
 	HTTP2Opts         HTTP2Options      `proxy:"h2-opts,omitempty"`
 	GrpcOpts          GrpcOptions       `proxy:"grpc-opts,omitempty"`
@@ -78,7 +82,6 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 
 	switch v.option.Network {
 	case "ws":
-
 		host, port, _ := net.SplitHostPort(v.addr)
 		wsOpts := &vmess.WebsocketConfig{
 			Host:                host,
@@ -154,7 +157,7 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 
 		c, err = vmess.StreamH2Conn(c, h2Opts)
 	case "grpc":
-		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig)
+		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig, v.realityConfig)
 	default:
 		// default tcp network
 		// handle TLS And XTLS
@@ -171,7 +174,7 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error) {
 	host, _, _ := net.SplitHostPort(v.addr)
 
-	if v.isXTLSEnabled() && !isH2 {
+	if v.isLegacyXTLSEnabled() && !isH2 {
 		xtlsOpts := vless.XTLSConfig{
 			Host:           host,
 			SkipCertVerify: v.option.SkipCertVerify,
@@ -190,6 +193,7 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
 			SkipCertVerify:    v.option.SkipCertVerify,
 			FingerPrint:       v.option.Fingerprint,
 			ClientFingerprint: v.option.ClientFingerprint,
+			Reality:           v.realityConfig,
 		}
 
 		if isH2 {
@@ -206,8 +210,8 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
 	return conn, nil
 }
 
-func (v *Vless) isXTLSEnabled() bool {
-	return v.client.Addons != nil
+func (v *Vless) isLegacyXTLSEnabled() bool {
+	return v.client.Addons != nil && v.client.Addons.Flow != vless.XRV
 }
 
 // DialContext implements C.ProxyAdapter
@@ -479,6 +483,9 @@ func NewVless(option VlessOption) (*Vless, error) {
 	if option.Network != "ws" && len(option.Flow) >= 16 {
 		option.Flow = option.Flow[:16]
 		switch option.Flow {
+		case vless.XRV:
+			log.Warnln("To use %s, ensure your server is upgrade to Xray-core v1.8.0+", vless.XRV)
+			fallthrough
 		case vless.XRO, vless.XRD, vless.XRS:
 			addons = &vless.Addons{
 				Flow: option.Flow,
@@ -510,6 +517,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 			tp:     C.Vless,
 			udp:    option.UDP,
 			xudp:   option.XUDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
@@ -518,6 +526,11 @@ func NewVless(option VlessOption) (*Vless, error) {
 		option: &option,
 	}
 
+	v.realityConfig, err = v.option.RealityOpts.Parse()
+	if err != nil {
+		return nil, err
+	}
+
 	switch option.Network {
 	case "h2":
 		if len(option.HTTP2Opts.Host) == 0 {
@@ -552,8 +565,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 		v.gunTLSConfig = tlsConfig
 		v.gunConfig = gunConfig
 
-		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig, v.option.ClientFingerprint)
-
+		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig, v.option.ClientFingerprint, v.realityConfig)
 	}
 
 	return v, nil

adapter/outbound/vmess.go

@@ -11,6 +11,7 @@ import (
 	"strings"
 	"sync"
 
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/resolver"
 	tlsC "github.com/Dreamacro/clash/component/tls"
@@ -34,32 +35,35 @@ type Vmess struct {
 	gunTLSConfig *tls.Config
 	gunConfig    *gun.Config
 	transport    *gun.TransportWrap
+
+	realityConfig *tlsC.RealityConfig
 }
 
 type VmessOption struct {
 	BasicOption
-	Name                string       `proxy:"name"`
-	Server              string       `proxy:"server"`
-	Port                int          `proxy:"port"`
-	UUID                string       `proxy:"uuid"`
-	AlterID             int          `proxy:"alterId"`
-	Cipher              string       `proxy:"cipher"`
-	UDP                 bool         `proxy:"udp,omitempty"`
-	Network             string       `proxy:"network,omitempty"`
-	TLS                 bool         `proxy:"tls,omitempty"`
-	SkipCertVerify      bool         `proxy:"skip-cert-verify,omitempty"`
-	Fingerprint         string       `proxy:"fingerprint,omitempty"`
-	ServerName          string       `proxy:"servername,omitempty"`
-	HTTPOpts            HTTPOptions  `proxy:"http-opts,omitempty"`
-	HTTP2Opts           HTTP2Options `proxy:"h2-opts,omitempty"`
-	GrpcOpts            GrpcOptions  `proxy:"grpc-opts,omitempty"`
-	WSOpts              WSOptions    `proxy:"ws-opts,omitempty"`
-	PacketAddr          bool         `proxy:"packet-addr,omitempty"`
-	XUDP                bool         `proxy:"xudp,omitempty"`
-	PacketEncoding      string       `proxy:"packet-encoding,omitempty"`
-	GlobalPadding       bool         `proxy:"global-padding,omitempty"`
-	AuthenticatedLength bool         `proxy:"authenticated-length,omitempty"`
-	ClientFingerprint   string       `proxy:"client-fingerprint,omitempty"`
+	Name                string         `proxy:"name"`
+	Server              string         `proxy:"server"`
+	Port                int            `proxy:"port"`
+	UUID                string         `proxy:"uuid"`
+	AlterID             int            `proxy:"alterId"`
+	Cipher              string         `proxy:"cipher"`
+	UDP                 bool           `proxy:"udp,omitempty"`
+	Network             string         `proxy:"network,omitempty"`
+	TLS                 bool           `proxy:"tls,omitempty"`
+	SkipCertVerify      bool           `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint         string         `proxy:"fingerprint,omitempty"`
+	ServerName          string         `proxy:"servername,omitempty"`
+	RealityOpts         RealityOptions `proxy:"reality-opts,omitempty"`
+	HTTPOpts            HTTPOptions    `proxy:"http-opts,omitempty"`
+	HTTP2Opts           HTTP2Options   `proxy:"h2-opts,omitempty"`
+	GrpcOpts            GrpcOptions    `proxy:"grpc-opts,omitempty"`
+	WSOpts              WSOptions      `proxy:"ws-opts,omitempty"`
+	PacketAddr          bool           `proxy:"packet-addr,omitempty"`
+	XUDP                bool           `proxy:"xudp,omitempty"`
+	PacketEncoding      string         `proxy:"packet-encoding,omitempty"`
+	GlobalPadding       bool           `proxy:"global-padding,omitempty"`
+	AuthenticatedLength bool           `proxy:"authenticated-length,omitempty"`
+	ClientFingerprint   string         `proxy:"client-fingerprint,omitempty"`
 }
 
 type HTTPOptions struct {
@@ -94,7 +98,6 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 
 	switch v.option.Network {
 	case "ws":
-
 		host, port, _ := net.SplitHostPort(v.addr)
 		wsOpts := &clashVMess.WebsocketConfig{
 			Host:                host,
@@ -143,12 +146,12 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 				Host:              host,
 				SkipCertVerify:    v.option.SkipCertVerify,
 				ClientFingerprint: v.option.ClientFingerprint,
+				Reality:           v.realityConfig,
 			}
 
 			if v.option.ServerName != "" {
 				tlsOpts.Host = v.option.ServerName
 			}
-
 			c, err = clashVMess.StreamTLSConn(c, tlsOpts)
 			if err != nil {
 				return nil, err
@@ -171,6 +174,7 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 			SkipCertVerify:    v.option.SkipCertVerify,
 			NextProtos:        []string{"h2"},
 			ClientFingerprint: v.option.ClientFingerprint,
+			Reality:           v.realityConfig,
 		}
 
 		if v.option.ServerName != "" {
@@ -189,7 +193,7 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 
 		c, err = clashVMess.StreamH2Conn(c, h2Opts)
 	case "grpc":
-		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig)
+		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig, v.realityConfig)
 	default:
 		// handle TLS
 		if v.option.TLS {
@@ -198,6 +202,7 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 				Host:              host,
 				SkipCertVerify:    v.option.SkipCertVerify,
 				ClientFingerprint: v.option.ClientFingerprint,
+				Reality:           v.realityConfig,
 			}
 
 			if v.option.ServerName != "" {
@@ -213,12 +218,24 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 	}
 	if metadata.NetWork == C.UDP {
 		if v.option.XUDP {
-			return v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			if N.NeedHandshake(c) {
+				return v.client.DialEarlyXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress())), nil
+			} else {
+				return v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			}
 		} else {
-			return v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			if N.NeedHandshake(c) {
+				return v.client.DialEarlyPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress())), nil
+			} else {
+				return v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			}
 		}
 	} else {
-		return v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		if N.NeedHandshake(c) {
+			return v.client.DialEarlyConn(c, M.ParseSocksaddr(metadata.RemoteAddress())), nil
+		} else {
+			return v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		}
 	}
 }
 
@@ -289,9 +306,17 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 		}(c)
 
 		if v.option.XUDP {
-			c, err = v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			if N.NeedHandshake(c) {
+				c = v.client.DialEarlyXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			} else {
+				c, err = v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			}
 		} else {
-			c, err = v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			if N.NeedHandshake(c) {
+				c = v.client.DialEarlyPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			} else {
+				c, err = v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			}
 		}
 
 		if err != nil {
@@ -387,6 +412,7 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 			tp:     C.Vmess,
 			udp:    option.UDP,
 			xudp:   option.XUDP,
+			tfo:    option.TFO,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
@@ -429,9 +455,14 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 		v.gunTLSConfig = tlsConfig
 		v.gunConfig = gunConfig
 
-		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig, v.option.ClientFingerprint)
-
+		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig, v.option.ClientFingerprint, v.realityConfig)
 	}
+
+	v.realityConfig, err = v.option.RealityOpts.Parse()
+	if err != nil {
+		return nil, err
+	}
+
 	return v, nil
 }
 

adapter/outbound/wireguard.go

@@ -17,7 +17,7 @@ import (
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/resolver"
 	C "github.com/Dreamacro/clash/constant"
-	"github.com/Dreamacro/clash/listener/sing"
+	"github.com/Dreamacro/clash/log"
 
 	wireguard "github.com/metacubex/sing-wireguard"
 
@@ -34,7 +34,7 @@ type WireGuard struct {
 	bind      *wireguard.ClientBind
 	device    *device.Device
 	tunDevice wireguard.Device
-	dialer    *wgDialer
+	dialer    *wgSingDialer
 	startOnce sync.Once
 	startErr  error
 }
@@ -56,16 +56,28 @@ type WireGuardOption struct {
 	PersistentKeepalive int     `proxy:"persistent-keepalive,omitempty"`
 }
 
-type wgDialer struct {
-	options []dialer.Option
+type wgSingDialer struct {
+	dialer dialer.Dialer
 }
 
-func (d *wgDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	return dialer.DialContext(ctx, network, destination.String(), d.options...)
+var _ N.Dialer = &wgSingDialer{}
+
+func (d *wgSingDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	return d.dialer.DialContext(ctx, network, destination.String())
 }
 
-func (d *wgDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	return dialer.ListenPacket(ctx, dialer.ParseNetwork("udp", destination.Addr), "", d.options...)
+func (d *wgSingDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	return d.dialer.ListenPacket(ctx, "udp", "", destination.AddrPort())
+}
+
+type wgNetDialer struct {
+	tunDevice wireguard.Device
+}
+
+var _ dialer.NetDialer = &wgNetDialer{}
+
+func (d wgNetDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
+	return d.tunDevice.DialContext(ctx, network, M.ParseSocksaddr(address).Unwrap())
 }
 
 func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
@@ -79,7 +91,7 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
-		dialer: &wgDialer{},
+		dialer: &wgSingDialer{dialer: dialer.NewDialer()},
 	}
 	runtime.SetFinalizer(outbound, closeWireGuard)
 
@@ -174,14 +186,14 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 	}
 	outbound.device = device.NewDevice(outbound.tunDevice, outbound.bind, &device.Logger{
 		Verbosef: func(format string, args ...interface{}) {
-			sing.Logger.Debug(fmt.Sprintf(strings.ToLower(format), args...))
+			log.SingLogger.Debug(fmt.Sprintf(strings.ToLower(format), args...))
 		},
 		Errorf: func(format string, args ...interface{}) {
-			sing.Logger.Error(fmt.Sprintf(strings.ToLower(format), args...))
+			log.SingLogger.Error(fmt.Sprintf(strings.ToLower(format), args...))
 		},
 	}, option.Workers)
 	if debug.Enabled {
-		sing.Logger.Trace("created wireguard ipc conf: \n", ipcConf)
+		log.SingLogger.Trace("created wireguard ipc conf: \n", ipcConf)
 	}
 	err = outbound.device.IpcSet(ipcConf)
 	if err != nil {
@@ -199,7 +211,8 @@ func closeWireGuard(w *WireGuard) {
 }
 
 func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
-	w.dialer.options = opts
+	options := w.Base.DialOptions(opts...)
+	w.dialer.dialer = dialer.NewDialer(options...)
 	var conn net.Conn
 	w.startOnce.Do(func() {
 		w.startErr = w.tunDevice.Start()
@@ -208,15 +221,12 @@ func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts
 		return nil, w.startErr
 	}
 	if !metadata.Resolved() {
-		var addrs []netip.Addr
-		addrs, err = resolver.LookupIP(ctx, metadata.Host)
-		if err != nil {
-			return nil, err
-		}
-		conn, err = N.DialSerial(ctx, w.tunDevice, "tcp", M.ParseSocksaddr(metadata.RemoteAddress()), addrs)
+		options = append(options, dialer.WithResolver(resolver.DefaultResolver))
+		options = append(options, dialer.WithNetDialer(wgNetDialer{tunDevice: w.tunDevice}))
+		conn, err = dialer.NewDialer(options...).DialContext(ctx, "tcp", metadata.RemoteAddress())
 	} else {
 		port, _ := strconv.Atoi(metadata.DstPort)
-		conn, err = w.tunDevice.DialContext(ctx, "tcp", M.SocksaddrFrom(metadata.DstIP, uint16(port)))
+		conn, err = w.tunDevice.DialContext(ctx, "tcp", M.SocksaddrFrom(metadata.DstIP, uint16(port)).Unwrap())
 	}
 	if err != nil {
 		return nil, err
@@ -228,7 +238,8 @@ func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts
 }
 
 func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
-	w.dialer.options = opts
+	options := w.Base.DialOptions(opts...)
+	w.dialer.dialer = dialer.NewDialer(options...)
 	var pc net.PacketConn
 	w.startOnce.Do(func() {
 		w.startErr = w.tunDevice.Start()
@@ -247,7 +258,7 @@ func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadat
 		metadata.DstIP = ip
 	}
 	port, _ := strconv.Atoi(metadata.DstPort)
-	pc, err = w.tunDevice.ListenPacket(ctx, M.SocksaddrFrom(metadata.DstIP, uint16(port)))
+	pc, err = w.tunDevice.ListenPacket(ctx, M.SocksaddrFrom(metadata.DstIP, uint16(port)).Unwrap())
 	if err != nil {
 		return nil, err
 	}

adapter/outboundgroup/fallback.go

@@ -7,6 +7,8 @@ import (
 	"time"
 
 	"github.com/Dreamacro/clash/adapter/outbound"
+	"github.com/Dreamacro/clash/common/callback"
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/constant/provider"
@@ -30,11 +32,23 @@ func (f *Fallback) DialContext(ctx context.Context, metadata *C.Metadata, opts .
 	c, err := proxy.DialContext(ctx, metadata, f.Base.DialOptions(opts...)...)
 	if err == nil {
 		c.AppendToChains(f)
-		f.onDialSuccess()
 	} else {
 		f.onDialFailed(proxy.Type(), err)
 	}
 
+	if N.NeedHandshake(c) {
+		c = &callback.FirstWriteCallBackConn{
+			Conn: c,
+			Callback: func(err error) {
+				if err == nil {
+					f.onDialSuccess()
+				} else {
+					f.onDialFailed(proxy.Type(), err)
+				}
+			},
+		}
+	}
+
 	return c, err
 }
 

adapter/outboundgroup/loadbalance.go

@@ -6,11 +6,14 @@ import (
 	"errors"
 	"fmt"
 	"net"
+	"sync"
 	"time"
 
 	"github.com/Dreamacro/clash/adapter/outbound"
 	"github.com/Dreamacro/clash/common/cache"
+	"github.com/Dreamacro/clash/common/callback"
 	"github.com/Dreamacro/clash/common/murmur3"
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/constant/provider"
@@ -18,7 +21,7 @@ import (
 	"golang.org/x/net/publicsuffix"
 )
 
-type strategyFn = func(proxies []C.Proxy, metadata *C.Metadata) C.Proxy
+type strategyFn = func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy
 
 type LoadBalance struct {
 	*GroupBase
@@ -83,17 +86,27 @@ func jumpHash(key uint64, buckets int32) int32 {
 // DialContext implements C.ProxyAdapter
 func (lb *LoadBalance) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (c C.Conn, err error) {
 	proxy := lb.Unwrap(metadata, true)
-
-	defer func() {
-		if err == nil {
-			c.AppendToChains(lb)
-			lb.onDialSuccess()
-		} else {
-			lb.onDialFailed(proxy.Type(), err)
-		}
-	}()
-
 	c, err = proxy.DialContext(ctx, metadata, lb.Base.DialOptions(opts...)...)
+
+	if err == nil {
+		c.AppendToChains(lb)
+	} else {
+		lb.onDialFailed(proxy.Type(), err)
+	}
+
+	if N.NeedHandshake(c) {
+		c = &callback.FirstWriteCallBackConn{
+			Conn: c,
+			Callback: func(err error) {
+				if err == nil {
+					lb.onDialSuccess()
+				} else {
+					lb.onDialFailed(proxy.Type(), err)
+				}
+			},
+		}
+	}
+
 	return
 }
 
@@ -115,22 +128,26 @@ func (lb *LoadBalance) SupportUDP() bool {
 }
 
 func strategyRoundRobin() strategyFn {
-	flag := true
 	idx := 0
-	return func(proxies []C.Proxy, metadata *C.Metadata) C.Proxy {
+	idxMutex := sync.Mutex{}
+	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
+		idxMutex.Lock()
+		defer idxMutex.Unlock()
+
+		i := 0
 		length := len(proxies)
-		for i := 0; i < length; i++ {
-			flag = !flag
-			if flag {
-				idx = (idx - 1) % length
-			} else {
-				idx = (idx + 2) % length
-			}
-			if idx < 0 {
-				idx = idx + length
-			}
-			proxy := proxies[idx]
+
+		if touch {
+			defer func() {
+				idx = (idx + i) % length
+			}()
+		}
+
+		for ; i < length; i++ {
+			id := (idx + i) % length
+			proxy := proxies[id]
 			if proxy.Alive() {
+				i++
 				return proxy
 			}
 		}
@@ -141,7 +158,7 @@ func strategyRoundRobin() strategyFn {
 
 func strategyConsistentHashing() strategyFn {
 	maxRetry := 5
-	return func(proxies []C.Proxy, metadata *C.Metadata) C.Proxy {
+	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
 		key := uint64(murmur3.Sum32([]byte(getKey(metadata))))
 		buckets := int32(len(proxies))
 		for i := 0; i < maxRetry; i, key = i+1, key+1 {
@@ -169,7 +186,7 @@ func strategyStickySessions() strategyFn {
 	lruCache := cache.New[uint64, int](
 		cache.WithAge[uint64, int](int64(ttl.Seconds())),
 		cache.WithSize[uint64, int](1000))
-	return func(proxies []C.Proxy, metadata *C.Metadata) C.Proxy {
+	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
 		key := uint64(murmur3.Sum32([]byte(getKeyWithSrcAndDst(metadata))))
 		length := len(proxies)
 		idx, has := lruCache.Get(key)
@@ -201,7 +218,7 @@ func strategyStickySessions() strategyFn {
 // Unwrap implements C.ProxyAdapter
 func (lb *LoadBalance) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
 	proxies := lb.GetProxies(touch)
-	return lb.strategyFn(proxies, metadata)
+	return lb.strategyFn(proxies, metadata, touch)
 }
 
 // MarshalJSON implements C.ProxyAdapter

adapter/outboundgroup/relay.go

@@ -176,7 +176,7 @@ func (r *Relay) proxies(metadata *C.Metadata, touch bool) ([]C.Proxy, []C.Proxy)
 }
 
 func (r *Relay) Addr() string {
-	proxies, _ := r.proxies(nil, true)
+	proxies, _ := r.proxies(nil, false)
 	return proxies[len(proxies)-1].Addr()
 }
 

adapter/outboundgroup/urltest.go

@@ -6,6 +6,8 @@ import (
 	"time"
 
 	"github.com/Dreamacro/clash/adapter/outbound"
+	"github.com/Dreamacro/clash/common/callback"
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/singledo"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
@@ -38,10 +40,23 @@ func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ..
 	c, err = proxy.DialContext(ctx, metadata, u.Base.DialOptions(opts...)...)
 	if err == nil {
 		c.AppendToChains(u)
-		u.onDialSuccess()
 	} else {
 		u.onDialFailed(proxy.Type(), err)
 	}
+
+	if N.NeedHandshake(c) {
+		c = &callback.FirstWriteCallBackConn{
+			Conn: c,
+			Callback: func(err error) {
+				if err == nil {
+					u.onDialSuccess()
+				} else {
+					u.onDialFailed(proxy.Type(), err)
+				}
+			},
+		}
+	}
+
 	return c, err
 }
 

adapter/parser.go

@@ -24,6 +24,11 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 	switch proxyType {
 	case "ss":
 		ssOption := &outbound.ShadowSocksOption{}
+
+		if GlobalUtlsClient := tlsC.GetGlobalFingerprint(); len(GlobalUtlsClient) != 0 {
+			ssOption.ClientFingerprint = GlobalUtlsClient
+		}
+
 		err = decoder.Decode(mapping, ssOption)
 		if err != nil {
 			break

adapter/provider/healthcheck.go

@@ -6,10 +6,10 @@ import (
 
 	"github.com/Dreamacro/clash/common/batch"
 	"github.com/Dreamacro/clash/common/singledo"
+	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
 
-	"github.com/gofrs/uuid"
 	"go.uber.org/atomic"
 )
 
@@ -77,7 +77,7 @@ func (hc *HealthCheck) touch() {
 func (hc *HealthCheck) check() {
 	_, _, _ = hc.singleDo.Do(func() (struct{}, error) {
 		id := ""
-		if uid, err := uuid.NewV4(); err == nil {
+		if uid, err := utils.UnsafeUUIDGenerator.NewV4(); err == nil {
 			id = uid.String()
 		}
 		log.Debugln("Start New Health Checking {%s}", id)

common/buf/sing.go

@@ -5,9 +5,15 @@ import (
 	"github.com/sagernet/sing/common/buf"
 )
 
+const BufferSize = buf.BufferSize
+
 type Buffer = buf.Buffer
 
+var New = buf.New
+var StackNew = buf.StackNew
 var StackNewSize = buf.StackNewSize
+var With = buf.With
+
 var KeepAlive = common.KeepAlive
 
 //go:norace

common/callback/callback.go

@@ -0,0 +1,25 @@
+package callback
+
+import (
+	C "github.com/Dreamacro/clash/constant"
+)
+
+type FirstWriteCallBackConn struct {
+	C.Conn
+	Callback func(error)
+	written  bool
+}
+
+func (c *FirstWriteCallBackConn) Write(b []byte) (n int, err error) {
+	defer func() {
+		if !c.written {
+			c.written = true
+			c.Callback(err)
+		}
+	}()
+	return c.Conn.Write(b)
+}
+
+func (c *FirstWriteCallBackConn) Upstream() any {
+	return c.Conn
+}

common/convert/converter.go

@@ -83,7 +83,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			trojan["port"] = urlTrojan.Port()
 			trojan["password"] = urlTrojan.User.Username()
 			trojan["udp"] = true
-			trojan["skip-cert-verify"] = false
+			trojan["skip-cert-verify"], _ = strconv.ParseBool(query.Get("allowInsecure"))
 
 			sni := query.Get("sni")
 			if sni != "" {

common/convert/util.go

@@ -2,12 +2,14 @@ package convert
 
 import (
 	"encoding/base64"
-	"github.com/metacubex/sing-shadowsocks/shadowimpl"
-	"math/rand"
 	"net/http"
 	"strings"
+	"time"
 
-	"github.com/gofrs/uuid"
+	"github.com/Dreamacro/clash/common/utils"
+
+	"github.com/metacubex/sing-shadowsocks/shadowimpl"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 var hostsSuffix = []string{
@@ -292,7 +294,7 @@ var (
 )
 
 func RandHost() string {
-	id, _ := uuid.NewV4()
+	id, _ := utils.UnsafeUUIDGenerator.NewV4()
 	base := strings.ToLower(base64.RawURLEncoding.EncodeToString(id.Bytes()))
 	base = strings.ReplaceAll(base, "-", "")
 	base = strings.ReplaceAll(base, "_", "")
@@ -301,11 +303,11 @@ func RandHost() string {
 	prefix += string(buf[6:8]) + "-"
 	prefix += string(buf[len(buf)-8:])
 
-	return prefix + hostsSuffix[rand.Intn(hostsLen)]
+	return prefix + hostsSuffix[fastrand.Intn(hostsLen)]
 }
 
 func RandUserAgent() string {
-	return userAgents[rand.Intn(uaLen)]
+	return userAgents[fastrand.Intn(uaLen)]
 }
 
 func SetUserAgent(header http.Header) {
@@ -317,6 +319,6 @@ func SetUserAgent(header http.Header) {
 }
 
 func VerifyMethod(cipher, password string) (err error) {
-	_, err = shadowimpl.FetchMethod(cipher, password)
+	_, err = shadowimpl.FetchMethod(cipher, password, time.Now)
 	return
 }

common/net/bufconn.go

@@ -12,13 +12,14 @@ var _ ExtendedConn = (*BufferedConn)(nil)
 type BufferedConn struct {
 	r *bufio.Reader
 	ExtendedConn
+	peeked bool
 }
 
 func NewBufferedConn(c net.Conn) *BufferedConn {
 	if bc, ok := c.(*BufferedConn); ok {
 		return bc
 	}
-	return &BufferedConn{bufio.NewReader(c), NewExtendedConn(c)}
+	return &BufferedConn{bufio.NewReader(c), NewExtendedConn(c), false}
 }
 
 // Reader returns the internal bufio.Reader.
@@ -26,11 +27,24 @@ func (c *BufferedConn) Reader() *bufio.Reader {
 	return c.r
 }
 
+func (c *BufferedConn) ResetPeeked() {
+	c.peeked = false
+}
+
+func (c *BufferedConn) Peeked() bool {
+	return c.peeked
+}
+
 // Peek returns the next n bytes without advancing the reader.
 func (c *BufferedConn) Peek(n int) ([]byte, error) {
+	c.peeked = true
 	return c.r.Peek(n)
 }
 
+func (c *BufferedConn) Discard(n int) (discarded int, err error) {
+	return c.r.Discard(n)
+}
+
 func (c *BufferedConn) Read(p []byte) (int, error) {
 	return c.r.Read(p)
 }

common/net/sing.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"net"
 
+	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/bufio"
 	"github.com/sagernet/sing/common/network"
 )
@@ -16,6 +17,13 @@ type ExtendedConn = network.ExtendedConn
 type ExtendedWriter = network.ExtendedWriter
 type ExtendedReader = network.ExtendedReader
 
+func NeedHandshake(conn any) bool {
+	if earlyConn, isEarlyConn := common.Cast[network.EarlyConn](conn); isEarlyConn && earlyConn.NeedHandshake() {
+		return true
+	}
+	return false
+}
+
 // Relay copies between left and right bidirectionally.
 func Relay(leftConn, rightConn net.Conn) {
 	_ = bufio.CopyConn(context.TODO(), leftConn, rightConn)

common/pool/alloc_test.go

@@ -1,10 +1,10 @@
 package pool
 
 import (
-	"math/rand"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 func TestAllocGet(t *testing.T) {
@@ -43,6 +43,6 @@ func TestAllocPutThenGet(t *testing.T) {
 
 func BenchmarkMSB(b *testing.B) {
 	for i := 0; i < b.N; i++ {
-		msb(rand.Int())
+		msb(fastrand.Int())
 	}
 }

common/utils/must.go

@@ -0,0 +1,8 @@
+package utils
+
+func MustOK[T any](result T, ok bool) T {
+	if ok {
+		return result
+	}
+	panic("operation failed")
+}

common/utils/slice.go

@@ -0,0 +1,34 @@
+package utils
+
+import (
+	"errors"
+	"fmt"
+	"reflect"
+)
+
+func Filter[T comparable](tSlice []T, filter func(t T) bool) []T {
+	result := make([]T, 0)
+	for _, t := range tSlice {
+		if filter(t) {
+			result = append(result, t)
+		}
+	}
+	return result
+}
+
+func ToStringSlice(value any) ([]string, error) {
+	strArr := make([]string, 0)
+	switch reflect.TypeOf(value).Kind() {
+	case reflect.Slice, reflect.Array:
+		origin := reflect.ValueOf(value)
+		for i := 0; i < origin.Len(); i++ {
+			item := fmt.Sprintf("%v", origin.Index(i))
+			strArr = append(strArr, item)
+		}
+	case reflect.String:
+		strArr = append(strArr, fmt.Sprintf("%v", value))
+	default:
+		return nil, errors.New("value format error, must be string or array")
+	}
+	return strArr, nil
+}

common/utils/uuid.go

@@ -2,15 +2,22 @@ package utils
 
 import (
 	"github.com/gofrs/uuid"
+	"github.com/zhangyunhao116/fastrand"
 )
 
-var uuidNamespace, _ = uuid.FromString("00000000-0000-0000-0000-000000000000")
+type fastRandReader struct{}
+
+func (r fastRandReader) Read(p []byte) (int, error) {
+	return fastrand.Read(p)
+}
+
+var UnsafeUUIDGenerator = uuid.NewGenWithOptions(uuid.WithRandomReader(fastRandReader{}))
 
 // UUIDMap https://github.com/XTLS/Xray-core/issues/158#issue-783294090
 func UUIDMap(str string) (uuid.UUID, error) {
 	u, err := uuid.FromString(str)
 	if err != nil {
-		return uuid.NewV5(uuidNamespace, str), nil
+		return UnsafeUUIDGenerator.NewV5(uuid.Nil, str), nil
 	}
 	return u, nil
 }

component/dialer/bind_windows.go

@@ -37,14 +37,25 @@ func bindControl(ifaceIdx int) controlFn {
 		var innerErr error
 		err = c.Control(func(fd uintptr) {
 			handle := syscall.Handle(fd)
+			bind6err := bind6(handle, ifaceIdx)
+			bind4err := bind4(handle, ifaceIdx)
 			switch network {
-			case "tcp6", "udp6":
-				innerErr = bind6(handle, ifaceIdx)
-				_ = bind4(handle, ifaceIdx)
-			default:
-				innerErr = bind4(handle, ifaceIdx)
-				// try bind ipv6, if failed, ignore. it's a workaround for windows disable interface ipv6
-				_ = bind6(handle, ifaceIdx)
+			case "ip6", "tcp6":
+				innerErr = bind6err
+			case "ip4", "tcp4", "udp4":
+				innerErr = bind4err
+			case "udp6":
+				// golang will set network to udp6 when listenUDP on wildcard ip (eg: ":0", "")
+				if (!addrPort.Addr().IsValid() || addrPort.Addr().IsUnspecified()) && bind6err != nil {
+					// try bind ipv6, if failed, ignore. it's a workaround for windows disable interface ipv6
+					if bind4err != nil {
+						innerErr = bind6err
+					} else {
+						innerErr = bind4err
+					}
+				} else {
+					innerErr = bind6err
+				}
 			}
 		})
 

component/dialer/dialer.go

@@ -2,26 +2,25 @@ package dialer
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"net"
 	"net/netip"
+	"os"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/Dreamacro/clash/component/resolver"
-
-	"go.uber.org/atomic"
 )
 
+type dialFunc func(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error)
+
 var (
-	dialMux                    sync.Mutex
-	actualSingleDialContext    = singleDialContext
-	actualDualStackDialContext = dualStackDialContext
-	tcpConcurrent              = false
-	DisableIPv6                = false
-	ErrorInvalidedNetworkStack = errors.New("invalided network stack")
-	ErrorDisableIPv6           = errors.New("IPv6 is disabled, dialer cancel")
+	dialMux                      sync.Mutex
+	actualSingleStackDialContext = serialSingleStackDialContext
+	actualDualStackDialContext   = serialDualStackDialContext
+	tcpConcurrent                = false
+	fallbackTimeout              = 300 * time.Millisecond
 )
 
 func applyOptions(options ...Option) *option {
@@ -54,29 +53,23 @@ func DialContext(ctx context.Context, network, address string, options ...Option
 		network = fmt.Sprintf("%s%d", network, opt.network)
 	}
 
+	ips, port, err := parseAddr(ctx, network, address, opt.resolver)
+	if err != nil {
+		return nil, err
+	}
+
 	switch network {
 	case "tcp4", "tcp6", "udp4", "udp6":
-		return actualSingleDialContext(ctx, network, address, opt)
+		return actualSingleStackDialContext(ctx, network, ips, port, opt)
 	case "tcp", "udp":
-		return actualDualStackDialContext(ctx, network, address, opt)
+		return actualDualStackDialContext(ctx, network, ips, port, opt)
 	default:
 		return nil, ErrorInvalidedNetworkStack
 	}
 }
 
 func ListenPacket(ctx context.Context, network, address string, options ...Option) (net.PacketConn, error) {
-	cfg := &option{
-		interfaceName: DefaultInterface.Load(),
-		routingMark:   int(DefaultRoutingMark.Load()),
-	}
-
-	for _, o := range DefaultOptions {
-		o(cfg)
-	}
-
-	for _, o := range options {
-		o(cfg)
-	}
+	cfg := applyOptions(options...)
 
 	lc := &net.ListenConfig{}
 	if cfg.interfaceName != "" {
@@ -96,26 +89,40 @@ func ListenPacket(ctx context.Context, network, address string, options ...Optio
 	return lc.ListenPacket(ctx, network, address)
 }
 
-func SetDial(concurrent bool) {
+func SetTcpConcurrent(concurrent bool) {
 	dialMux.Lock()
+	defer dialMux.Unlock()
 	tcpConcurrent = concurrent
 	if concurrent {
-		actualSingleDialContext = concurrentSingleDialContext
+		actualSingleStackDialContext = concurrentSingleStackDialContext
 		actualDualStackDialContext = concurrentDualStackDialContext
 	} else {
-		actualSingleDialContext = singleDialContext
-		actualDualStackDialContext = dualStackDialContext
+		actualSingleStackDialContext = serialSingleStackDialContext
+		actualDualStackDialContext = serialDualStackDialContext
 	}
-
-	dialMux.Unlock()
 }
 
-func GetDial() bool {
+func GetTcpConcurrent() bool {
+	dialMux.Lock()
+	defer dialMux.Unlock()
 	return tcpConcurrent
 }
 
 func dialContext(ctx context.Context, network string, destination netip.Addr, port string, opt *option) (net.Conn, error) {
-	dialer := &net.Dialer{}
+	address := net.JoinHostPort(destination.String(), port)
+
+	netDialer := opt.netDialer
+	switch netDialer.(type) {
+	case nil:
+		netDialer = &net.Dialer{}
+	case *net.Dialer:
+		_netDialer := *netDialer.(*net.Dialer)
+		netDialer = &_netDialer // make a copy
+	default:
+		return netDialer.DialContext(ctx, network, address)
+	}
+
+	dialer := netDialer.(*net.Dialer)
 	if opt.interfaceName != "" {
 		if err := bindIfaceToDialer(opt.interfaceName, dialer, network, destination); err != nil {
 			return nil, err
@@ -124,328 +131,213 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 	if opt.routingMark != 0 {
 		bindMarkToDialer(opt.routingMark, dialer, network, destination)
 	}
-
-	if DisableIPv6 && destination.Is6() {
-		return nil, ErrorDisableIPv6
+	if opt.tfo {
+		return dialTFO(ctx, *dialer, network, address)
 	}
-
-	return dialer.DialContext(ctx, network, net.JoinHostPort(destination.String(), port))
+	return dialer.DialContext(ctx, network, address)
 }
 
-func dualStackDialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
-	host, port, err := net.SplitHostPort(address)
-	if err != nil {
-		return nil, err
-	}
+func serialSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	return serialDialContext(ctx, network, ips, port, opt)
+}
 
+func serialDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	return dualStackDialContext(ctx, serialDialContext, network, ips, port, opt)
+}
+
+func concurrentSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	return parallelDialContext(ctx, network, ips, port, opt)
+}
+
+func concurrentDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	if opt.prefer != 4 && opt.prefer != 6 {
+		return parallelDialContext(ctx, network, ips, port, opt)
+	}
+	return dualStackDialContext(ctx, parallelDialContext, network, ips, port, opt)
+}
+
+func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	ipv4s, ipv6s := sortationAddr(ips)
+	preferIPVersion := opt.prefer
+
+	fallbackTicker := time.NewTicker(fallbackTimeout)
+	defer fallbackTicker.Stop()
+	results := make(chan dialResult)
 	returned := make(chan struct{})
 	defer close(returned)
-
-	type dialResult struct {
-		net.Conn
-		error
-		resolved bool
-		ipv6     bool
-		done     bool
-	}
-	results := make(chan dialResult)
-	var primary, fallback dialResult
-
-	startRacer := func(ctx context.Context, network, host string, r resolver.Resolver, ipv6 bool) {
-		result := dialResult{ipv6: ipv6, done: true}
+	racer := func(ips []netip.Addr, isPrimary bool) {
+		result := dialResult{isPrimary: isPrimary}
 		defer func() {
 			select {
 			case results <- result:
 			case <-returned:
-				if result.Conn != nil {
+				if result.Conn != nil && result.error == nil {
 					_ = result.Conn.Close()
 				}
 			}
 		}()
-
-		var ip netip.Addr
-		if ipv6 {
-			if r == nil {
-				ip, result.error = resolver.ResolveIPv6ProxyServerHost(ctx, host)
-			} else {
-				ip, result.error = resolver.ResolveIPv6WithResolver(ctx, host, r)
-			}
-		} else {
-			if r == nil {
-				ip, result.error = resolver.ResolveIPv4ProxyServerHost(ctx, host)
-			} else {
-				ip, result.error = resolver.ResolveIPv4WithResolver(ctx, host, r)
-			}
-		}
-		if result.error != nil {
-			return
-		}
-		result.resolved = true
-
-		result.Conn, result.error = dialContext(ctx, network, ip, port, opt)
+		result.Conn, result.error = dialFn(ctx, network, ips, port, opt)
 	}
-
-	go startRacer(ctx, network+"4", host, opt.resolver, false)
-	go startRacer(ctx, network+"6", host, opt.resolver, true)
-
-	count := 2
-	for i := 0; i < count; i++ {
+	go racer(ipv4s, preferIPVersion != 6)
+	go racer(ipv6s, preferIPVersion != 4)
+	var fallback dialResult
+	var errs []error
+	for i := 0; i < 2; {
 		select {
+		case <-fallbackTicker.C:
+			if fallback.error == nil && fallback.Conn != nil {
+				return fallback.Conn, nil
+			}
 		case res := <-results:
+			i++
 			if res.error == nil {
-				return res.Conn, nil
-			}
-
-			if !res.ipv6 {
-				primary = res
-			} else {
+				if res.isPrimary {
+					return res.Conn, nil
+				}
 				fallback = res
-			}
-
-			if primary.done && fallback.done {
-				if primary.resolved {
-					return nil, primary.error
-				} else if fallback.resolved {
-					return nil, fallback.error
+			} else {
+				if res.isPrimary {
+					errs = append([]error{fmt.Errorf("connect failed: %w", res.error)}, errs...)
 				} else {
-					return nil, primary.error
+					errs = append(errs, fmt.Errorf("connect failed: %w", res.error))
 				}
 			}
-		case <-ctx.Done():
-			err = ctx.Err()
-			break
 		}
 	}
-
-	if err == nil {
-		err = fmt.Errorf("dual stack dial failed")
-	} else {
-		err = fmt.Errorf("dual stack dial failed:%w", err)
+	if fallback.error == nil && fallback.Conn != nil {
+		return fallback.Conn, nil
 	}
-	return nil, err
+	return nil, errorsJoin(errs...)
 }
 
-func concurrentDualStackDialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
-	host, port, err := net.SplitHostPort(address)
-	if err != nil {
-		return nil, err
+func parallelDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	if len(ips) == 0 {
+		return nil, ErrorNoIpAddress
 	}
-
-	var ips []netip.Addr
-	if opt.resolver != nil {
-		ips, err = resolver.LookupIPWithResolver(ctx, host, opt.resolver)
-	} else {
-		ips, err = resolver.LookupIPProxyServerHost(ctx, host)
-	}
-
-	if err != nil {
-		return nil, err
-	}
-
-	return concurrentDialContext(ctx, network, ips, port, opt)
-}
-
-func concurrentDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	results := make(chan dialResult)
 	returned := make(chan struct{})
 	defer close(returned)
-
-	type dialResult struct {
-		ip netip.Addr
-		net.Conn
-		error
-		isPrimary bool
-		done      bool
-	}
-
-	preferCount := atomic.NewInt32(0)
-	results := make(chan dialResult)
-	tcpRacer := func(ctx context.Context, ip netip.Addr) {
-		result := dialResult{ip: ip, done: true}
-
+	racer := func(ctx context.Context, ip netip.Addr) {
+		result := dialResult{isPrimary: true, ip: ip}
 		defer func() {
 			select {
 			case results <- result:
 			case <-returned:
-				if result.Conn != nil {
+				if result.Conn != nil && result.error == nil {
 					_ = result.Conn.Close()
 				}
 			}
 		}()
-		if strings.Contains(network, "tcp") {
-			network = "tcp"
-		} else {
-			network = "udp"
-		}
-
-		if ip.Is6() {
-			network += "6"
-			if opt.prefer != 4 {
-				result.isPrimary = true
-			}
-		}
-
-		if ip.Is4() {
-			network += "4"
-			if opt.prefer != 6 {
-				result.isPrimary = true
-			}
-		}
-
-		if result.isPrimary {
-			preferCount.Add(1)
-		}
-
 		result.Conn, result.error = dialContext(ctx, network, ip, port, opt)
 	}
 
 	for _, ip := range ips {
-		go tcpRacer(ctx, ip)
+		go racer(ctx, ip)
 	}
-
-	connCount := len(ips)
-	var fallback dialResult
-	var primaryError error
-	var finalError error
-	for i := 0; i < connCount; i++ {
-		select {
-		case res := <-results:
-			if res.error == nil {
-				if res.isPrimary {
-					return res.Conn, nil
-				} else {
-					if !fallback.done || fallback.error != nil {
-						fallback = res
-					}
-				}
-			} else {
-				if res.isPrimary {
-					primaryError = res.error
-					preferCount.Add(-1)
-					if preferCount.Load() == 0 && fallback.done && fallback.error == nil {
-						return fallback.Conn, nil
-					}
-				}
-			}
-		case <-ctx.Done():
-			if fallback.done && fallback.error == nil {
-				return fallback.Conn, nil
-			}
-			finalError = ctx.Err()
-			break
+	var errs []error
+	for i := 0; i < len(ips); i++ {
+		res := <-results
+		if res.error == nil {
+			return res.Conn, nil
 		}
+		errs = append(errs, res.error)
 	}
 
-	if fallback.done && fallback.error == nil {
-		return fallback.Conn, nil
+	if len(errs) > 0 {
+		return nil, errorsJoin(errs...)
 	}
-
-	if primaryError != nil {
-		return nil, primaryError
-	}
-
-	if fallback.error != nil {
-		return nil, fallback.error
-	}
-
-	if finalError == nil {
-		finalError = fmt.Errorf("all ips %v tcp shake hands failed", ips)
-	} else {
-		finalError = fmt.Errorf("concurrent dial failed:%w", finalError)
-	}
-
-	return nil, finalError
+	return nil, os.ErrDeadlineExceeded
 }
 
-func singleDialContext(ctx context.Context, network string, address string, opt *option) (net.Conn, error) {
+func serialDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+	if len(ips) == 0 {
+		return nil, ErrorNoIpAddress
+	}
+	var errs []error
+	for _, ip := range ips {
+		if conn, err := dialContext(ctx, network, ip, port, opt); err == nil {
+			return conn, nil
+		} else {
+			errs = append(errs, err)
+		}
+	}
+	return nil, errorsJoin(errs...)
+}
+
+type dialResult struct {
+	ip netip.Addr
+	net.Conn
+	error
+	isPrimary bool
+}
+
+func parseAddr(ctx context.Context, network, address string, preferResolver resolver.Resolver) ([]netip.Addr, string, error) {
 	host, port, err := net.SplitHostPort(address)
 	if err != nil {
-		return nil, err
-	}
-
-	var ip netip.Addr
-	switch network {
-	case "tcp4", "udp4":
-		if opt.resolver == nil {
-			ip, err = resolver.ResolveIPv4ProxyServerHost(ctx, host)
-		} else {
-			ip, err = resolver.ResolveIPv4WithResolver(ctx, host, opt.resolver)
-		}
-	default:
-		if opt.resolver == nil {
-			ip, err = resolver.ResolveIPv6ProxyServerHost(ctx, host)
-		} else {
-			ip, err = resolver.ResolveIPv6WithResolver(ctx, host, opt.resolver)
-		}
-	}
-	if err != nil {
-		return nil, err
-	}
-
-	return dialContext(ctx, network, ip, port, opt)
-}
-
-func concurrentSingleDialContext(ctx context.Context, network string, address string, opt *option) (net.Conn, error) {
-	switch network {
-	case "tcp4", "udp4":
-		return concurrentIPv4DialContext(ctx, network, address, opt)
-	default:
-		return concurrentIPv6DialContext(ctx, network, address, opt)
-	}
-}
-
-func concurrentIPv4DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
-	host, port, err := net.SplitHostPort(address)
-	if err != nil {
-		return nil, err
+		return nil, "-1", err
 	}
 
 	var ips []netip.Addr
-	if opt.resolver == nil {
-		ips, err = resolver.LookupIPv4ProxyServerHost(ctx, host)
-	} else {
-		ips, err = resolver.LookupIPv4WithResolver(ctx, host, opt.resolver)
+	switch network {
+	case "tcp4", "udp4":
+		if preferResolver == nil {
+			ips, err = resolver.LookupIPv4ProxyServerHost(ctx, host)
+		} else {
+			ips, err = resolver.LookupIPv4WithResolver(ctx, host, preferResolver)
+		}
+	case "tcp6", "udp6":
+		if preferResolver == nil {
+			ips, err = resolver.LookupIPv6ProxyServerHost(ctx, host)
+		} else {
+			ips, err = resolver.LookupIPv6WithResolver(ctx, host, preferResolver)
+		}
+	default:
+		if preferResolver == nil {
+			ips, err = resolver.LookupIPProxyServerHost(ctx, host)
+		} else {
+			ips, err = resolver.LookupIPWithResolver(ctx, host, preferResolver)
+		}
 	}
-
 	if err != nil {
-		return nil, err
+		return nil, "-1", fmt.Errorf("dns resolve failed: %w", err)
 	}
-
-	return concurrentDialContext(ctx, network, ips, port, opt)
+	for i, ip := range ips {
+		if ip.Is4In6() {
+			ips[i] = ip.Unmap()
+		}
+	}
+	return ips, port, nil
 }
 
-func concurrentIPv6DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
-	host, port, err := net.SplitHostPort(address)
-	if err != nil {
-		return nil, err
+func sortationAddr(ips []netip.Addr) (ipv4s, ipv6s []netip.Addr) {
+	for _, v := range ips {
+		if v.Is4() { // 4in6 parse was in parseAddr
+			ipv4s = append(ipv4s, v)
+		} else {
+			ipv6s = append(ipv6s, v)
+		}
 	}
-
-	var ips []netip.Addr
-	if opt.resolver == nil {
-		ips, err = resolver.LookupIPv6ProxyServerHost(ctx, host)
-	} else {
-		ips, err = resolver.LookupIPv6WithResolver(ctx, host, opt.resolver)
-	}
-
-	if err != nil {
-		return nil, err
-	}
-
-	return concurrentDialContext(ctx, network, ips, port, opt)
+	return
 }
 
 type Dialer struct {
-	Opt option
+	opt option
 }
 
 func (d Dialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
-	return DialContext(ctx, network, address, WithOption(d.Opt))
+	return DialContext(ctx, network, address, WithOption(d.opt))
 }
 
 func (d Dialer) ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort) (net.PacketConn, error) {
-	return ListenPacket(ctx, ParseNetwork(network, rAddrPort.Addr()), address, WithOption(d.Opt))
+	opt := WithOption(d.opt)
+	if rAddrPort.Addr().Unmap().IsLoopback() {
+		// avoid "The requested address is not valid in its context."
+		opt = WithInterface("")
+	}
+	return ListenPacket(ctx, ParseNetwork(network, rAddrPort.Addr()), address, opt)
 }
 
 func NewDialer(options ...Option) Dialer {
 	opt := applyOptions(options...)
-	return Dialer{Opt: *opt}
+	return Dialer{opt: *opt}
 }

component/dialer/error.go

@@ -0,0 +1,18 @@
+package dialer
+
+import (
+	"errors"
+
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+var (
+	ErrorNoIpAddress           = errors.New("no ip address")
+	ErrorInvalidedNetworkStack = errors.New("invalided network stack")
+)
+
+func errorsJoin(errs ...error) error {
+	// compatibility with golang<1.20
+	// maybe use errors.Join(errs...) is better after we drop the old version's support
+	return E.Errors(errs...)
+}

component/dialer/options.go

@@ -1,6 +1,9 @@
 package dialer
 
 import (
+	"context"
+	"net"
+
 	"github.com/Dreamacro/clash/component/resolver"
 
 	"go.uber.org/atomic"
@@ -12,13 +15,19 @@ var (
 	DefaultRoutingMark = atomic.NewInt32(0)
 )
 
+type NetDialer interface {
+	DialContext(ctx context.Context, network, address string) (net.Conn, error)
+}
+
 type option struct {
 	interfaceName string
 	addrReuse     bool
 	routingMark   int
 	network       int
 	prefer        int
+	tfo           bool
 	resolver      resolver.Resolver
+	netDialer     NetDialer
 }
 
 type Option func(opt *option)
@@ -69,6 +78,18 @@ func WithOnlySingleStack(isIPv4 bool) Option {
 	}
 }
 
+func WithTFO(tfo bool) Option {
+	return func(opt *option) {
+		opt.tfo = tfo
+	}
+}
+
+func WithNetDialer(netDialer NetDialer) Option {
+	return func(opt *option) {
+		opt.netDialer = netDialer
+	}
+}
+
 func WithOption(o option) Option {
 	return func(opt *option) {
 		*opt = o

component/dialer/tfo.go

@@ -0,0 +1,123 @@
+package dialer
+
+import (
+	"context"
+	"github.com/sagernet/tfo-go"
+	"io"
+	"net"
+	"time"
+)
+
+type tfoConn struct {
+	net.Conn
+	closed bool
+	dialed chan bool
+	cancel context.CancelFunc
+	ctx    context.Context
+	dialFn func(ctx context.Context, earlyData []byte) (net.Conn, error)
+}
+
+func (c *tfoConn) Dial(earlyData []byte) (err error) {
+	c.Conn, err = c.dialFn(c.ctx, earlyData)
+	if err != nil {
+		return
+	}
+	c.dialed <- true
+	return err
+}
+
+func (c *tfoConn) Read(b []byte) (n int, err error) {
+	if c.closed {
+		return 0, io.ErrClosedPipe
+	}
+	if c.Conn == nil {
+		select {
+		case <-c.ctx.Done():
+			return 0, io.ErrUnexpectedEOF
+		case <-c.dialed:
+		}
+	}
+	return c.Conn.Read(b)
+}
+
+func (c *tfoConn) Write(b []byte) (n int, err error) {
+	if c.closed {
+		return 0, io.ErrClosedPipe
+	}
+	if c.Conn == nil {
+		if err := c.Dial(b); err != nil {
+			return 0, err
+		}
+		return len(b), nil
+	}
+
+	return c.Conn.Write(b)
+}
+
+func (c *tfoConn) Close() error {
+	c.closed = true
+	c.cancel()
+	if c.Conn == nil {
+		return nil
+	}
+	return c.Conn.Close()
+}
+
+func (c *tfoConn) LocalAddr() net.Addr {
+	if c.Conn == nil {
+		return nil
+	}
+	return c.Conn.LocalAddr()
+}
+
+func (c *tfoConn) RemoteAddr() net.Addr {
+	if c.Conn == nil {
+		return nil
+	}
+	return c.Conn.RemoteAddr()
+}
+
+func (c *tfoConn) SetDeadline(t time.Time) error {
+	if err := c.SetReadDeadline(t); err != nil {
+		return err
+	}
+	return c.SetWriteDeadline(t)
+}
+
+func (c *tfoConn) SetReadDeadline(t time.Time) error {
+	if c.Conn == nil {
+		return nil
+	}
+	return c.Conn.SetReadDeadline(t)
+}
+
+func (c *tfoConn) SetWriteDeadline(t time.Time) error {
+	if c.Conn == nil {
+		return nil
+	}
+	return c.Conn.SetWriteDeadline(t)
+}
+
+func (c *tfoConn) Upstream() any {
+	if c.Conn == nil { // ensure return a nil interface not an interface with nil value
+		return nil
+	}
+	return c.Conn
+}
+
+func (c *tfoConn) NeedHandshake() bool {
+	return c.Conn == nil
+}
+
+func dialTFO(ctx context.Context, netDialer net.Dialer, network, address string) (net.Conn, error) {
+	ctx, cancel := context.WithCancel(ctx)
+	dialer := tfo.Dialer{Dialer: netDialer, DisableTFO: false}
+	return &tfoConn{
+		dialed: make(chan bool, 1),
+		cancel: cancel,
+		ctx:    ctx,
+		dialFn: func(ctx context.Context, earlyData []byte) (net.Conn, error) {
+			return dialer.DialContext(ctx, network, address, earlyData)
+		},
+	}, nil
+}

component/resolver/host.go

@@ -0,0 +1,113 @@
+package resolver
+
+import (
+	"errors"
+	"net/netip"
+	"strings"
+
+	"github.com/Dreamacro/clash/common/utils"
+	"github.com/Dreamacro/clash/component/trie"
+	"github.com/zhangyunhao116/fastrand"
+)
+
+type Hosts struct {
+	*trie.DomainTrie[HostValue]
+}
+
+func NewHosts(hosts *trie.DomainTrie[HostValue]) Hosts {
+	return Hosts{
+		hosts,
+	}
+}
+
+// Return the search result and whether to match the parameter `isDomain`
+func (h *Hosts) Search(domain string, isDomain bool) (*HostValue, bool) {
+	value := h.DomainTrie.Search(domain)
+	if value == nil {
+		return nil, false
+	}
+	hostValue := value.Data()
+	for {
+		if isDomain && hostValue.IsDomain {
+			return &hostValue, true
+		} else {
+			if node := h.DomainTrie.Search(hostValue.Domain); node != nil {
+				hostValue = node.Data()
+			} else {
+				break
+			}
+		}
+	}
+	if isDomain == hostValue.IsDomain {
+		return &hostValue, true
+	}
+	return &hostValue, false
+}
+
+type HostValue struct {
+	IsDomain bool
+	IPs      []netip.Addr
+	Domain   string
+}
+
+func NewHostValue(value any) (HostValue, error) {
+	isDomain := true
+	ips := make([]netip.Addr, 0)
+	domain := ""
+	if valueArr, err := utils.ToStringSlice(value); err != nil {
+		return HostValue{}, err
+	} else {
+		if len(valueArr) > 1 {
+			isDomain = false
+			for _, str := range valueArr {
+				if ip, err := netip.ParseAddr(str); err == nil {
+					ips = append(ips, ip)
+				} else {
+					return HostValue{}, err
+				}
+			}
+		} else if len(valueArr) == 1 {
+			host := valueArr[0]
+			if ip, err := netip.ParseAddr(host); err == nil {
+				ips = append(ips, ip)
+				isDomain = false
+			} else {
+				domain = host
+			}
+		}
+	}
+	if isDomain {
+		return NewHostValueByDomain(domain)
+	} else {
+		return NewHostValueByIPs(ips)
+	}
+}
+
+func NewHostValueByIPs(ips []netip.Addr) (HostValue, error) {
+	if len(ips) == 0 {
+		return HostValue{}, errors.New("ip list is empty")
+	}
+	return HostValue{
+		IsDomain: false,
+		IPs:      ips,
+	}, nil
+}
+
+func NewHostValueByDomain(domain string) (HostValue, error) {
+	domain = strings.Trim(domain, ".")
+	item := strings.Split(domain, ".")
+	if len(item) < 2 {
+		return HostValue{}, errors.New("invaild domain")
+	}
+	return HostValue{
+		IsDomain: true,
+		Domain:   domain,
+	}, nil
+}
+
+func (hv HostValue) RandIP() (netip.Addr, error) {
+	if hv.IsDomain {
+		return netip.Addr{}, errors.New("value type is error")
+	}
+	return hv.IPs[fastrand.Intn(len(hv.IPs))], nil
+}

component/resolver/resolver.go

@@ -4,15 +4,16 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"math/rand"
 	"net"
 	"net/netip"
 	"strings"
 	"time"
 
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/trie"
 
 	"github.com/miekg/dns"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 var (
@@ -27,7 +28,7 @@ var (
 	DisableIPv6 = true
 
 	// DefaultHosts aim to resolve hosts
-	DefaultHosts = trie.New[netip.Addr]()
+	DefaultHosts = NewHosts(trie.New[HostValue]())
 
 	// DefaultDNSTimeout defined the default dns request timeout
 	DefaultDNSTimeout = time.Second * 5
@@ -51,9 +52,11 @@ type Resolver interface {
 
 // LookupIPv4WithResolver same as LookupIPv4, but with a resolver
 func LookupIPv4WithResolver(ctx context.Context, host string, r Resolver) ([]netip.Addr, error) {
-	if node := DefaultHosts.Search(host); node != nil {
-		if ip := node.Data(); ip.Is4() {
-			return []netip.Addr{node.Data()}, nil
+	if node, ok := DefaultHosts.Search(host, false); ok {
+		if addrs := utils.Filter(node.IPs, func(ip netip.Addr) bool {
+			return ip.Is4()
+		}); len(addrs) > 0 {
+			return addrs, nil
 		}
 	}
 
@@ -69,10 +72,6 @@ func LookupIPv4WithResolver(ctx context.Context, host string, r Resolver) ([]net
 		return r.LookupIPv4(ctx, host)
 	}
 
-	if DefaultResolver != nil {
-		return DefaultResolver.LookupIPv4(ctx, host)
-	}
-
 	ipAddrs, err := net.DefaultResolver.LookupNetIP(ctx, "ip4", host)
 	if err != nil {
 		return nil, err
@@ -96,7 +95,7 @@ func ResolveIPv4WithResolver(ctx context.Context, host string, r Resolver) (neti
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 // ResolveIPv4 with a host, return ipv4
@@ -110,9 +109,11 @@ func LookupIPv6WithResolver(ctx context.Context, host string, r Resolver) ([]net
 		return nil, ErrIPv6Disabled
 	}
 
-	if node := DefaultHosts.Search(host); node != nil {
-		if ip := node.Data(); ip.Is6() {
-			return []netip.Addr{ip}, nil
+	if node, ok := DefaultHosts.Search(host, false); ok {
+		if addrs := utils.Filter(node.IPs, func(ip netip.Addr) bool {
+			return ip.Is6()
+		}); len(addrs) > 0 {
+			return addrs, nil
 		}
 	}
 
@@ -126,9 +127,6 @@ func LookupIPv6WithResolver(ctx context.Context, host string, r Resolver) ([]net
 	if r != nil {
 		return r.LookupIPv6(ctx, host)
 	}
-	if DefaultResolver != nil {
-		return DefaultResolver.LookupIPv6(ctx, host)
-	}
 
 	ipAddrs, err := net.DefaultResolver.LookupNetIP(ctx, "ip6", host)
 	if err != nil {
@@ -153,7 +151,7 @@ func ResolveIPv6WithResolver(ctx context.Context, host string, r Resolver) (neti
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 func ResolveIPv6(ctx context.Context, host string) (netip.Addr, error) {
@@ -162,8 +160,8 @@ func ResolveIPv6(ctx context.Context, host string) (netip.Addr, error) {
 
 // LookupIPWithResolver same as LookupIP, but with a resolver
 func LookupIPWithResolver(ctx context.Context, host string, r Resolver) ([]netip.Addr, error) {
-	if node := DefaultHosts.Search(host); node != nil {
-		return []netip.Addr{node.Data()}, nil
+	if node, ok := DefaultHosts.Search(host, false); ok {
+		return node.IPs, nil
 	}
 
 	if r != nil {
@@ -172,7 +170,7 @@ func LookupIPWithResolver(ctx context.Context, host string, r Resolver) ([]netip
 		}
 		return r.LookupIP(ctx, host)
 	} else if DisableIPv6 {
-		return LookupIPv4(ctx, host)
+		return LookupIPv4WithResolver(ctx, host, r)
 	}
 
 	if ip, err := netip.ParseAddr(host); err == nil {
@@ -202,7 +200,7 @@ func ResolveIPWithResolver(ctx context.Context, host string, r Resolver) (netip.
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 // ResolveIP with a host, return ip

component/sniffer/dispatcher.go

@@ -36,12 +36,7 @@ type SnifferDispatcher struct {
 	parsePureIp     bool
 }
 
-func (sd *SnifferDispatcher) TCPSniff(conn net.Conn, metadata *C.Metadata) {
-	bufConn, ok := conn.(*N.BufferedConn)
-	if !ok {
-		return
-	}
-
+func (sd *SnifferDispatcher) TCPSniff(conn *N.BufferedConn, metadata *C.Metadata) {
 	if (metadata.Host == "" && sd.parsePureIp) || sd.forceDomain.Search(metadata.Host) != nil || (metadata.DNSMode == C.DNSMapping && sd.forceDnsMapping) {
 		port, err := strconv.ParseUint(metadata.DstPort, 10, 16)
 		if err != nil {
@@ -74,7 +69,7 @@ func (sd *SnifferDispatcher) TCPSniff(conn net.Conn, metadata *C.Metadata) {
 		}
 		sd.rwMux.RUnlock()
 
-		if host, err := sd.sniffDomain(bufConn, metadata); err != nil {
+		if host, err := sd.sniffDomain(conn, metadata); err != nil {
 			sd.cacheSniffFailed(metadata)
 			log.Debugln("[Sniffer] All sniffing sniff failed with from [%s:%s] to [%s:%s]", metadata.SrcIP, metadata.SrcPort, metadata.String(), metadata.DstPort)
 			return

component/tls/config.go

@@ -11,31 +11,30 @@ import (
 	"strings"
 	"sync"
 
-	CN "github.com/Dreamacro/clash/common/net"
-
 	xtls "github.com/xtls/go"
 )
 
-var tlsCertificates = make([]tls.Certificate, 0)
+var trustCert, _ = x509.SystemCertPool()
 
 var mutex sync.RWMutex
 var errNotMacth error = errors.New("certificate fingerprints do not match")
 
-func AddCertificate(privateKey, certificate string) error {
+func AddCertificate(certificate string) error {
 	mutex.Lock()
 	defer mutex.Unlock()
-	if cert, err := CN.ParseCert(certificate, privateKey); err != nil {
-		return err
-	} else {
-		tlsCertificates = append(tlsCertificates, cert)
+	if certificate == "" {
+		return fmt.Errorf("certificate is empty")
+	}
+	if ok := trustCert.AppendCertsFromPEM([]byte(certificate)); !ok {
+		return fmt.Errorf("add certificate failed")
 	}
 	return nil
 }
 
-func GetCertificates() []tls.Certificate {
-	mutex.RLock()
-	defer mutex.RUnlock()
-	return tlsCertificates
+func ResetCertificate() {
+	mutex.Lock()
+	defer mutex.Unlock()
+	trustCert, _ = x509.SystemCertPool()
 }
 
 func verifyFingerprint(fingerprint *[32]byte) func(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
@@ -87,10 +86,10 @@ func GetSpecifiedFingerprintTLSConfig(tlsConfig *tls.Config, fingerprint string)
 func GetGlobalTLSConfig(tlsConfig *tls.Config) *tls.Config {
 	if tlsConfig == nil {
 		return &tls.Config{
-			Certificates: tlsCertificates,
+			RootCAs: trustCert,
 		}
 	}
-	tlsConfig.Certificates = append(tlsConfig.Certificates, tlsCertificates...)
+	tlsConfig.RootCAs = trustCert
 	return tlsConfig
 }
 
@@ -107,29 +106,12 @@ func GetSpecifiedFingerprintXTLSConfig(tlsConfig *xtls.Config, fingerprint strin
 }
 
 func GetGlobalXTLSConfig(tlsConfig *xtls.Config) *xtls.Config {
-	xtlsCerts := make([]xtls.Certificate, len(tlsCertificates))
-	for _, cert := range tlsCertificates {
-		tlsSsaList := make([]xtls.SignatureScheme, len(cert.SupportedSignatureAlgorithms))
-		for _, ssa := range cert.SupportedSignatureAlgorithms {
-			tlsSsa := xtls.SignatureScheme(ssa)
-			tlsSsaList = append(tlsSsaList, tlsSsa)
-		}
-		xtlsCert := xtls.Certificate{
-			Certificate:                  cert.Certificate,
-			PrivateKey:                   cert.PrivateKey,
-			OCSPStaple:                   cert.OCSPStaple,
-			SignedCertificateTimestamps:  cert.SignedCertificateTimestamps,
-			Leaf:                         cert.Leaf,
-			SupportedSignatureAlgorithms: tlsSsaList,
-		}
-		xtlsCerts = append(xtlsCerts, xtlsCert)
-	}
 	if tlsConfig == nil {
 		return &xtls.Config{
-			Certificates: xtlsCerts,
+			RootCAs: trustCert,
 		}
 	}
 
-	tlsConfig.Certificates = xtlsCerts
+	tlsConfig.RootCAs = trustCert
 	return tlsConfig
 }

component/tls/reality.go

@@ -0,0 +1,169 @@
+package tls
+
+import (
+	"bytes"
+	"context"
+	"crypto/aes"
+	"crypto/cipher"
+	"crypto/ed25519"
+	"crypto/hmac"
+	"crypto/sha256"
+	"crypto/sha512"
+	"crypto/tls"
+	"crypto/x509"
+	"encoding/binary"
+	"errors"
+	"net"
+	"net/http"
+	"reflect"
+	"strings"
+	"time"
+	"unsafe"
+
+	"github.com/Dreamacro/clash/common/utils"
+	"github.com/Dreamacro/clash/log"
+
+	utls "github.com/sagernet/utls"
+	"github.com/zhangyunhao116/fastrand"
+	"golang.org/x/crypto/curve25519"
+	"golang.org/x/crypto/hkdf"
+	"golang.org/x/net/http2"
+)
+
+const RealityMaxShortIDLen = 8
+
+type RealityConfig struct {
+	PublicKey [curve25519.ScalarSize]byte
+	ShortID   [RealityMaxShortIDLen]byte
+}
+
+func GetRealityConn(ctx context.Context, conn net.Conn, ClientFingerprint string, tlsConfig *tls.Config, realityConfig *RealityConfig) (net.Conn, error) {
+	if fingerprint, exists := GetFingerprint(ClientFingerprint); exists {
+		verifier := &realityVerifier{
+			serverName: tlsConfig.ServerName,
+		}
+		uConfig := &utls.Config{
+			ServerName:             tlsConfig.ServerName,
+			NextProtos:             tlsConfig.NextProtos,
+			InsecureSkipVerify:     true,
+			SessionTicketsDisabled: true,
+			VerifyPeerCertificate:  verifier.VerifyPeerCertificate,
+		}
+		clientID := utls.ClientHelloID{
+			Client:  fingerprint.Client,
+			Version: fingerprint.Version,
+			Seed:    fingerprint.Seed,
+		}
+		uConn := utls.UClient(conn, uConfig, clientID)
+		verifier.UConn = uConn
+		err := uConn.BuildHandshakeState()
+		if err != nil {
+			return nil, err
+		}
+
+		hello := uConn.HandshakeState.Hello
+		hello.SessionId = make([]byte, 32)
+		copy(hello.Raw[39:], hello.SessionId)
+
+		var nowTime time.Time
+		if uConfig.Time != nil {
+			nowTime = uConfig.Time()
+		} else {
+			nowTime = time.Now()
+		}
+		binary.BigEndian.PutUint64(hello.SessionId, uint64(nowTime.Unix()))
+
+		hello.SessionId[0] = 1
+		hello.SessionId[1] = 7
+		hello.SessionId[2] = 5
+		copy(hello.SessionId[8:], realityConfig.ShortID[:])
+
+		//log.Debugln("REALITY hello.sessionId[:16]: %v", hello.SessionId[:16])
+
+		authKey := uConn.HandshakeState.State13.EcdheParams.SharedKey(realityConfig.PublicKey[:])
+		if authKey == nil {
+			return nil, errors.New("nil auth_key")
+		}
+		verifier.authKey = authKey
+		_, err = hkdf.New(sha256.New, authKey, hello.Random[:20], []byte("REALITY")).Read(authKey)
+		if err != nil {
+			return nil, err
+		}
+		aesBlock, _ := aes.NewCipher(authKey)
+		aesGcmCipher, _ := cipher.NewGCM(aesBlock)
+		aesGcmCipher.Seal(hello.SessionId[:0], hello.Random[20:], hello.SessionId[:16], hello.Raw)
+		copy(hello.Raw[39:], hello.SessionId)
+		//log.Debugln("REALITY hello.sessionId: %v", hello.SessionId)
+		//log.Debugln("REALITY uConn.AuthKey: %v", authKey)
+
+		err = uConn.HandshakeContext(ctx)
+		if err != nil {
+			return nil, err
+		}
+
+		log.Debugln("REALITY Authentication: %v", verifier.verified)
+
+		if !verifier.verified {
+			go realityClientFallback(uConn, uConfig.ServerName, clientID)
+			return nil, errors.New("REALITY authentication failed")
+		}
+
+		return uConn, nil
+	}
+	return nil, errors.New("unknown uTLS fingerprint")
+}
+
+func realityClientFallback(uConn net.Conn, serverName string, fingerprint utls.ClientHelloID) {
+	defer uConn.Close()
+	client := http.Client{
+		Transport: &http2.Transport{
+			DialTLSContext: func(ctx context.Context, network, addr string, config *tls.Config) (net.Conn, error) {
+				return uConn, nil
+			},
+		},
+	}
+	request, _ := http.NewRequest("GET", "https://"+serverName, nil)
+	request.Header.Set("User-Agent", fingerprint.Client)
+	request.AddCookie(&http.Cookie{Name: "padding", Value: strings.Repeat("0", fastrand.Intn(32)+30)})
+	response, err := client.Do(request)
+	if err != nil {
+		return
+	}
+	//_, _ = io.Copy(io.Discard, response.Body)
+	time.Sleep(time.Duration(5 + fastrand.Int63n(10)))
+	response.Body.Close()
+	client.CloseIdleConnections()
+}
+
+type realityVerifier struct {
+	*utls.UConn
+	serverName string
+	authKey    []byte
+	verified   bool
+}
+
+var pOffset = utils.MustOK(reflect.TypeOf((*utls.UConn)(nil)).Elem().FieldByName("peerCertificates")).Offset
+
+func (c *realityVerifier) VerifyPeerCertificate(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
+	//p, _ := reflect.TypeOf(c.Conn).Elem().FieldByName("peerCertificates")
+	certs := *(*[]*x509.Certificate)(unsafe.Pointer(uintptr(unsafe.Pointer(c.Conn)) + pOffset))
+	if pub, ok := certs[0].PublicKey.(ed25519.PublicKey); ok {
+		h := hmac.New(sha512.New, c.authKey)
+		h.Write(pub)
+		if bytes.Equal(h.Sum(nil), certs[0].Signature) {
+			c.verified = true
+			return nil
+		}
+	}
+	opts := x509.VerifyOptions{
+		DNSName:       c.serverName,
+		Intermediates: x509.NewCertPool(),
+	}
+	for _, cert := range certs[1:] {
+		opts.Intermediates.AddCert(cert)
+	}
+	if _, err := certs[0].Verify(opts); err != nil {
+		return err
+	}
+	return nil
+}

component/tls/utls.go

@@ -7,7 +7,7 @@ import (
 	"github.com/Dreamacro/clash/log"
 
 	"github.com/mroth/weightedrand/v2"
-	utls "github.com/refraction-networking/utls"
+	utls "github.com/sagernet/utls"
 )
 
 type UConn struct {
@@ -67,13 +67,29 @@ var Fingerprints = map[string]UClientHelloID{
 	"firefox":    {&utls.HelloFirefox_Auto},
 	"safari":     {&utls.HelloSafari_Auto},
 	"ios":        {&utls.HelloIOS_Auto},
-	"randomized": {&utls.HelloRandomized},
+	"android":    {&utls.HelloAndroid_11_OkHttp},
+	"edge":       {&utls.HelloEdge_Auto},
+	"360":        {&utls.Hello360_Auto},
+	"qq":         {&utls.HelloQQ_Auto},
+	"random":     {nil},
+	"randomized": {nil},
+}
+
+func init() {
+	weights := utls.DefaultWeights
+	weights.TLSVersMax_Set_VersionTLS13 = 1
+	weights.FirstKeyShare_Set_CurveP256 = 0
+	randomized := utls.HelloRandomized
+	randomized.Seed, _ = utls.NewPRNGSeed()
+	randomized.Weights = &weights
+	Fingerprints["randomized"] = UClientHelloID{&randomized}
 }
 
 func copyConfig(c *tls.Config) *utls.Config {
 	return &utls.Config{
 		RootCAs:               c.RootCAs,
 		ServerName:            c.ServerName,
+		NextProtos:            c.NextProtos,
 		InsecureSkipVerify:    c.InsecureSkipVerify,
 		VerifyPeerCertificate: c.VerifyPeerCertificate,
 	}

config/config.go

@@ -4,12 +4,11 @@ import (
 	"container/list"
 	"errors"
 	"fmt"
-
 	"net"
 	"net/netip"
 	"net/url"
 	"os"
-	"reflect"
+	"regexp"
 	"runtime"
 	"strconv"
 	"strings"
@@ -26,6 +25,7 @@ import (
 	"github.com/Dreamacro/clash/component/geodata"
 	"github.com/Dreamacro/clash/component/geodata/router"
 	P "github.com/Dreamacro/clash/component/process"
+	"github.com/Dreamacro/clash/component/resolver"
 	SNIFF "github.com/Dreamacro/clash/component/sniffer"
 	tlsC "github.com/Dreamacro/clash/component/tls"
 	"github.com/Dreamacro/clash/component/trie"
@@ -92,6 +92,7 @@ type DNS struct {
 	Enable                bool             `yaml:"enable"`
 	PreferH3              bool             `yaml:"prefer-h3"`
 	IPv6                  bool             `yaml:"ipv6"`
+	IPv6Timeout           uint             `yaml:"ipv6-timeout"`
 	NameServer            []dns.NameServer `yaml:"nameserver"`
 	Fallback              []dns.NameServer `yaml:"fallback"`
 	FallbackFilter        FallbackFilter   `yaml:"fallback-filter"`
@@ -99,7 +100,7 @@ type DNS struct {
 	EnhancedMode          C.DNSMode        `yaml:"enhanced-mode"`
 	DefaultNameserver     []dns.NameServer `yaml:"default-nameserver"`
 	FakeIPRange           *fakeip.Pool
-	Hosts                 *trie.DomainTrie[netip.Addr]
+	Hosts                 *trie.DomainTrie[resolver.HostValue]
 	NameServerPolicy      map[string][]dns.NameServer
 	ProxyServerNameserver []dns.NameServer
 }
@@ -120,13 +121,9 @@ type Profile struct {
 }
 
 type TLS struct {
-	RawCert         `yaml:",inline"`
-	CustomTrustCert []RawCert `yaml:"custom-certifactes"`
-}
-
-type RawCert struct {
-	Certificate string `yaml:"certificate"`
-	PrivateKey  string `yaml:"private-key"`
+	Certificate     string   `yaml:"certificate"`
+	PrivateKey      string   `yaml:"private-key"`
+	CustomTrustCert []string `yaml:"custom-certifactes"`
 }
 
 // IPTables config
@@ -157,7 +154,7 @@ type Config struct {
 	IPTables      *IPTables
 	DNS           *DNS
 	Experimental  *Experimental
-	Hosts         *trie.DomainTrie[netip.Addr]
+	Hosts         *trie.DomainTrie[resolver.HostValue]
 	Profile       *Profile
 	Rules         []C.Rule
 	SubRules      map[string][]C.Rule
@@ -175,6 +172,7 @@ type RawDNS struct {
 	Enable                bool              `yaml:"enable"`
 	PreferH3              bool              `yaml:"prefer-h3"`
 	IPv6                  bool              `yaml:"ipv6"`
+	IPv6Timeout           uint              `yaml:"ipv6-timeout"`
 	UseHosts              bool              `yaml:"use-hosts"`
 	NameServer            []string          `yaml:"nameserver"`
 	Fallback              []string          `yaml:"fallback"`
@@ -267,7 +265,7 @@ type RawConfig struct {
 	Sniffer       RawSniffer                `yaml:"sniffer"`
 	ProxyProvider map[string]map[string]any `yaml:"proxy-providers"`
 	RuleProvider  map[string]map[string]any `yaml:"rule-providers"`
-	Hosts         map[string]string         `yaml:"hosts"`
+	Hosts         map[string]any            `yaml:"hosts"`
 	DNS           RawDNS                    `yaml:"dns"`
 	Tun           RawTun                    `yaml:"tun"`
 	TuicServer    RawTuicServer             `yaml:"tuic-server"`
@@ -341,7 +339,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		UnifiedDelay:    false,
 		Authentication:  []string{},
 		LogLevel:        log.INFO,
-		Hosts:           map[string]string{},
+		Hosts:           map[string]any{},
 		Rule:            []string{},
 		Proxy:           []map[string]any{},
 		ProxyGroup:      []map[string]any{},
@@ -381,6 +379,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 			Enable:       false,
 			IPv6:         false,
 			UseHosts:     true,
+			IPv6Timeout:  100,
 			EnhancedMode: C.DNSMapping,
 			FakeIPRange:  "198.18.0.1/16",
 			FallbackFilter: RawFallbackFilter{
@@ -419,9 +418,9 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 			StoreSelected: true,
 		},
 		GeoXUrl: RawGeoXUrl{
-			GeoIp:   "https://ghproxy.com/https://raw.githubusercontent.com/Loyalsoldier/v2ray-rules-dat/release/geoip.dat",
-			Mmdb:    "https://ghproxy.com/https://raw.githubusercontent.com/Loyalsoldier/geoip/release/Country.mmdb",
-			GeoSite: "https://ghproxy.com/https://raw.githubusercontent.com/Loyalsoldier/v2ray-rules-dat/release/geosite.dat",
+			Mmdb:    "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/country.mmdb",
+			GeoIp:   "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.dat",
+			GeoSite: "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geosite.dat",
 		},
 	}
 
@@ -447,6 +446,11 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	}
 	config.General = general
 
+	if len(config.General.GlobalClientFingerprint) != 0 {
+		log.Debugln("GlobalClientFingerprint:%s", config.General.GlobalClientFingerprint)
+		tlsC.SetGlobalUtlsClient(config.General.GlobalClientFingerprint)
+	}
+
 	dialer.DefaultInterface.Store(config.General.Interface)
 	proxies, providers, err := parseProxies(rawCfg)
 	if err != nil {
@@ -522,11 +526,6 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	elapsedTime := time.Since(startTime) / time.Millisecond                     // duration in ms
 	log.Infoln("Initial configuration complete, total time: %dms", elapsedTime) //Segment finished in xxm
 
-	if len(config.General.GlobalClientFingerprint) != 0 {
-		log.Debugln("GlobalClientFingerprint:%s", config.General.GlobalClientFingerprint)
-		tlsC.SetGlobalUtlsClient(config.General.GlobalClientFingerprint)
-	}
-
 	return config, nil
 }
 
@@ -828,21 +827,47 @@ func parseRules(rulesConfig []string, proxies map[string]C.Proxy, subRules map[s
 	return rules, nil
 }
 
-func parseHosts(cfg *RawConfig) (*trie.DomainTrie[netip.Addr], error) {
-	tree := trie.New[netip.Addr]()
+func parseHosts(cfg *RawConfig) (*trie.DomainTrie[resolver.HostValue], error) {
+	tree := trie.New[resolver.HostValue]()
 
 	// add default hosts
-	if err := tree.Insert("localhost", netip.AddrFrom4([4]byte{127, 0, 0, 1})); err != nil {
+	hostValue, _ := resolver.NewHostValueByIPs(
+		[]netip.Addr{netip.AddrFrom4([4]byte{127, 0, 0, 1})})
+	if err := tree.Insert("localhost", hostValue); err != nil {
 		log.Errorln("insert localhost to host error: %s", err.Error())
 	}
 
 	if len(cfg.Hosts) != 0 {
-		for domain, ipStr := range cfg.Hosts {
-			ip, err := netip.ParseAddr(ipStr)
-			if err != nil {
-				return nil, fmt.Errorf("%s is not a valid IP", ipStr)
+		for domain, anyValue := range cfg.Hosts {
+			if str, ok := anyValue.(string); ok && str == "clash" {
+				if addrs, err := net.InterfaceAddrs(); err != nil {
+					log.Errorln("insert clash to host error: %s", err)
+				} else {
+					ips := make([]netip.Addr, 0)
+					for _, addr := range addrs {
+						if ipnet, ok := addr.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
+							if ip, err := netip.ParseAddr(ipnet.IP.String()); err == nil {
+								ips = append(ips, ip)
+							}
+						}
+					}
+					anyValue = ips
+				}
 			}
-			_ = tree.Insert(domain, ip)
+			value, err := resolver.NewHostValue(anyValue)
+			if err != nil {
+				return nil, fmt.Errorf("%s is not a valid value", anyValue)
+			}
+			if value.IsDomain {
+				node := tree.Search(value.Domain)
+				for node != nil && node.Data().IsDomain {
+					if node.Data().Domain == domain {
+						return nil, fmt.Errorf("%s, there is a cycle in domain name mapping", domain)
+					}
+					node = tree.Search(node.Data().Domain)
+				}
+			}
+			_ = tree.Insert(domain, value)
 		}
 	}
 	tree.Optimize()
@@ -960,26 +985,39 @@ func parsePureDNSServer(server string) string {
 }
 func parseNameServerPolicy(nsPolicy map[string]any, preferH3 bool) (map[string][]dns.NameServer, error) {
 	policy := map[string][]dns.NameServer{}
+	updatedPolicy := make(map[string]interface{})
+	re := regexp.MustCompile(`[a-zA-Z0-9\-]+\.[a-zA-Z]{2,}(\.[a-zA-Z]{2,})?`)
 
-	for domain, server := range nsPolicy {
-		var (
-			nameservers []dns.NameServer
-			err         error
-		)
-
-		switch reflect.TypeOf(server).Kind() {
-		case reflect.Slice, reflect.Array:
-			origin := reflect.ValueOf(server)
-			servers := make([]string, 0)
-			for i := 0; i < origin.Len(); i++ {
-				servers = append(servers, fmt.Sprintf("%v", origin.Index(i)))
+	for k, v := range nsPolicy {
+		if strings.Contains(k, "geosite:") {
+			subkeys := strings.Split(k, ":")
+			subkeys = subkeys[1:]
+			subkeys = strings.Split(subkeys[0], ",")
+			//log.Infoln("subkeys:%+v", subkeys)
+			for _, subkey := range subkeys {
+				newKey := "geosite:" + subkey
+				//log.Infoln("newKey:%+v", newKey)
+				updatedPolicy[newKey] = v
 			}
-			nameservers, err = parseNameServer(servers, preferH3)
-		case reflect.String:
-			nameservers, err = parseNameServer([]string{fmt.Sprintf("%v", server)}, preferH3)
-		default:
-			return nil, errors.New("server format error, must be string or array")
+		} else if re.MatchString(k) {
+			subkeys := strings.Split(k, ",")
+			//log.Infoln("subkeys:%+v", subkeys)
+			for _, subkey := range subkeys {
+				updatedPolicy[subkey] = v
+			}
+		} else {
+			updatedPolicy[k] = v
 		}
+	}
+	//log.Infoln("updatedPolicy:%+v", updatedPolicy)
+
+	for domain, server := range updatedPolicy {
+
+		servers, err := utils.ToStringSlice(server)
+		if err != nil {
+			return nil, err
+		}
+		nameservers, err := parseNameServer(servers, preferH3)
 		if err != nil {
 			return nil, err
 		}
@@ -1042,7 +1080,7 @@ func parseFallbackGeoSite(countries []string, rules []C.Rule) ([]*router.DomainM
 	return sites, nil
 }
 
-func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.Rule) (*DNS, error) {
+func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[resolver.HostValue], rules []C.Rule) (*DNS, error) {
 	cfg := rawCfg.DNS
 	if cfg.Enable && len(cfg.NameServer) == 0 {
 		return nil, fmt.Errorf("if DNS configuration is turned on, NameServer cannot be empty")
@@ -1052,6 +1090,7 @@ func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.R
 		Enable:       cfg.Enable,
 		Listen:       cfg.Listen,
 		PreferH3:     cfg.PreferH3,
+		IPv6Timeout:  cfg.IPv6Timeout,
 		IPv6:         cfg.IPv6,
 		EnhancedMode: cfg.EnhancedMode,
 		FallbackFilter: FallbackFilter{
@@ -1259,8 +1298,10 @@ func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 			}
 		}
 	} else {
-		// Deprecated: Use Sniff instead
-		log.Warnln("Deprecated: Use Sniff instead")
+		if sniffer.Enable {
+			// Deprecated: Use Sniff instead
+			log.Warnln("Deprecated: Use Sniff instead")
+		}
 		globalPorts, err := parsePortRange(snifferRaw.Ports)
 		if err != nil {
 			return nil, err

constant/context.go

@@ -3,6 +3,8 @@ package constant
 import (
 	"net"
 
+	N "github.com/Dreamacro/clash/common/net"
+
 	"github.com/gofrs/uuid"
 )
 
@@ -13,7 +15,7 @@ type PlainContext interface {
 type ConnContext interface {
 	PlainContext
 	Metadata() *Metadata
-	Conn() net.Conn
+	Conn() *N.BufferedConn
 }
 
 type PacketConnContext interface {

context/conn.go

@@ -1,6 +1,7 @@
 package context
 
 import (
+	"github.com/Dreamacro/clash/common/utils"
 	"net"
 
 	N "github.com/Dreamacro/clash/common/net"
@@ -12,11 +13,11 @@ import (
 type ConnContext struct {
 	id       uuid.UUID
 	metadata *C.Metadata
-	conn     net.Conn
+	conn     *N.BufferedConn
 }
 
 func NewConnContext(conn net.Conn, metadata *C.Metadata) *ConnContext {
-	id, _ := uuid.NewV4()
+	id, _ := utils.UnsafeUUIDGenerator.NewV4()
 
 	return &ConnContext{
 		id:       id,
@@ -36,6 +37,6 @@ func (c *ConnContext) Metadata() *C.Metadata {
 }
 
 // Conn implement C.ConnContext Conn
-func (c *ConnContext) Conn() net.Conn {
+func (c *ConnContext) Conn() *N.BufferedConn {
 	return c.conn
 }

context/dns.go

@@ -2,6 +2,7 @@ package context
 
 import (
 	"context"
+	"github.com/Dreamacro/clash/common/utils"
 
 	"github.com/gofrs/uuid"
 	"github.com/miekg/dns"
@@ -22,7 +23,7 @@ type DNSContext struct {
 }
 
 func NewDNSContext(ctx context.Context, msg *dns.Msg) *DNSContext {
-	id, _ := uuid.NewV4()
+	id, _ := utils.UnsafeUUIDGenerator.NewV4()
 	return &DNSContext{
 		Context: ctx,
 

context/packetconn.go

@@ -3,6 +3,7 @@ package context
 import (
 	"net"
 
+	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 
 	"github.com/gofrs/uuid"
@@ -15,7 +16,7 @@ type PacketConnContext struct {
 }
 
 func NewPacketConnContext(metadata *C.Metadata) *PacketConnContext {
-	id, _ := uuid.NewV4()
+	id, _ := utils.UnsafeUUIDGenerator.NewV4()
 	return &PacketConnContext{
 		id:       id,
 		metadata: metadata,

dns/client.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
-	"math/rand"
 	"net"
 	"net/netip"
 	"strings"
@@ -16,6 +15,7 @@ import (
 	"github.com/Dreamacro/clash/component/resolver"
 
 	D "github.com/miekg/dns"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 type client struct {
@@ -68,7 +68,7 @@ func (c *client) ExchangeContext(ctx context.Context, m *D.Msg) (*D.Msg, error)
 		} else if len(ips) == 0 {
 			return nil, fmt.Errorf("%w: %s", resolver.ErrIPNotFound, c.host)
 		}
-		ip = ips[rand.Intn(len(ips))]
+		ip = ips[fastrand.Intn(len(ips))]
 	}
 
 	network := "udp"

dns/middleware.go

@@ -8,7 +8,7 @@ import (
 	"github.com/Dreamacro/clash/common/cache"
 	"github.com/Dreamacro/clash/common/nnip"
 	"github.com/Dreamacro/clash/component/fakeip"
-	"github.com/Dreamacro/clash/component/trie"
+	R "github.com/Dreamacro/clash/component/resolver"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/context"
 	"github.com/Dreamacro/clash/log"
@@ -21,7 +21,7 @@ type (
 	middleware func(next handler) handler
 )
 
-func withHosts(hosts *trie.DomainTrie[netip.Addr], mapping *cache.LruCache[netip.Addr, string]) middleware {
+func withHosts(hosts R.Hosts, mapping *cache.LruCache[netip.Addr, string]) middleware {
 	return func(next handler) handler {
 		return func(ctx *context.DNSContext, r *D.Msg) (*D.Msg, error) {
 			q := r.Question[0]
@@ -31,40 +31,68 @@ func withHosts(hosts *trie.DomainTrie[netip.Addr], mapping *cache.LruCache[netip
 			}
 
 			host := strings.TrimRight(q.Name, ".")
-
-			record := hosts.Search(host)
-			if record == nil {
+			handleCName := func(resp *D.Msg, domain string) {
+				rr := &D.CNAME{}
+				rr.Hdr = D.RR_Header{Name: q.Name, Rrtype: D.TypeCNAME, Class: D.ClassINET, Ttl: 10}
+				rr.Target = domain + "."
+				resp.Answer = append([]D.RR{rr}, resp.Answer...)
+			}
+			record, ok := hosts.Search(host, q.Qtype != D.TypeA && q.Qtype != D.TypeAAAA)
+			if !ok {
+				if record != nil && record.IsDomain {
+					// replace request domain
+					newR := r.Copy()
+					newR.Question[0].Name = record.Domain + "."
+					resp, err := next(ctx, newR)
+					if err == nil {
+						resp.Id = r.Id
+						resp.Question = r.Question
+						handleCName(resp, record.Domain)
+					}
+					return resp, err
+				}
 				return next(ctx, r)
 			}
 
-			ip := record.Data()
 			msg := r.Copy()
-
-			if ip.Is4() && q.Qtype == D.TypeA {
-				rr := &D.A{}
-				rr.Hdr = D.RR_Header{Name: q.Name, Rrtype: D.TypeA, Class: D.ClassINET, Ttl: 10}
-				rr.A = ip.AsSlice()
-
-				msg.Answer = []D.RR{rr}
-			} else if q.Qtype == D.TypeAAAA {
-				rr := &D.AAAA{}
-				rr.Hdr = D.RR_Header{Name: q.Name, Rrtype: D.TypeAAAA, Class: D.ClassINET, Ttl: 10}
-				ip := ip.As16()
-				rr.AAAA = ip[:]
-				msg.Answer = []D.RR{rr}
-			} else {
-				return next(ctx, r)
+			handleIPs := func() {
+				for _, ipAddr := range record.IPs {
+					if ipAddr.Is4() && q.Qtype == D.TypeA {
+						rr := &D.A{}
+						rr.Hdr = D.RR_Header{Name: q.Name, Rrtype: D.TypeA, Class: D.ClassINET, Ttl: 10}
+						rr.A = ipAddr.AsSlice()
+						msg.Answer = append(msg.Answer, rr)
+						if mapping != nil {
+							mapping.SetWithExpire(ipAddr, host, time.Now().Add(time.Second*10))
+						}
+					} else if q.Qtype == D.TypeAAAA {
+						rr := &D.AAAA{}
+						rr.Hdr = D.RR_Header{Name: q.Name, Rrtype: D.TypeAAAA, Class: D.ClassINET, Ttl: 10}
+						ip := ipAddr.As16()
+						rr.AAAA = ip[:]
+						msg.Answer = append(msg.Answer, rr)
+						if mapping != nil {
+							mapping.SetWithExpire(ipAddr, host, time.Now().Add(time.Second*10))
+						}
+					}
+				}
 			}
 
-			if mapping != nil {
-				mapping.SetWithExpire(ip, host, time.Now().Add(time.Second*10))
+			switch q.Qtype {
+			case D.TypeA:
+				handleIPs()
+			case D.TypeAAAA:
+				handleIPs()
+			case D.TypeCNAME:
+				handleCName(r, record.Domain)
+			default:
+				return next(ctx, r)
 			}
 
 			ctx.SetType(context.DNSTypeHost)
 			msg.SetRcode(r, D.RcodeSuccess)
 			msg.Authoritative = true
 			msg.RecursionAvailable = true
-
 			return msg, nil
 		}
 	}
@@ -149,6 +177,7 @@ func withFakeIP(fakePool *fakeip.Pool) middleware {
 func withResolver(resolver *Resolver) handler {
 	return func(ctx *context.DNSContext, r *D.Msg) (*D.Msg, error) {
 		ctx.SetType(context.DNSTypeRaw)
+
 		q := r.Question[0]
 
 		// return a empty AAAA msg when ipv6 disabled
@@ -183,7 +212,7 @@ func NewHandler(resolver *Resolver, mapper *ResolverEnhancer) handler {
 	middlewares := []middleware{}
 
 	if resolver.hosts != nil {
-		middlewares = append(middlewares, withHosts(resolver.hosts, mapper.mapping))
+		middlewares = append(middlewares, withHosts(R.NewHosts(resolver.hosts), mapper.mapping))
 	}
 
 	if mapper.mode == C.DNSFakeIP {

dns/resolver.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"math/rand"
 	"net/netip"
 	"strings"
 	"time"
@@ -20,6 +19,7 @@ import (
 	"github.com/Dreamacro/clash/log"
 
 	D "github.com/miekg/dns"
+	"github.com/zhangyunhao116/fastrand"
 	"golang.org/x/sync/singleflight"
 )
 
@@ -42,7 +42,8 @@ type geositePolicyRecord struct {
 
 type Resolver struct {
 	ipv6                  bool
-	hosts                 *trie.DomainTrie[netip.Addr]
+	ipv6Timeout           time.Duration
+	hosts                 *trie.DomainTrie[resolver.HostValue]
 	main                  []dnsClient
 	fallback              []dnsClient
 	fallbackDomainFilters []fallbackDomainFilter
@@ -91,14 +92,20 @@ func (r *Resolver) LookupIP(ctx context.Context, host string) (ips []netip.Addr,
 	}()
 
 	ips, err = r.lookupIP(ctx, host, D.TypeA)
-
+	var waitIPv6 *time.Timer
+	if r != nil {
+		waitIPv6 = time.NewTimer(r.ipv6Timeout)
+	} else {
+		waitIPv6 = time.NewTimer(100 * time.Millisecond)
+	}
+	defer waitIPv6.Stop()
 	select {
 	case ipv6s, open := <-ch:
 		if !open && err != nil {
 			return nil, resolver.ErrIPNotFound
 		}
 		ips = append(ips, ipv6s...)
-	case <-time.After(30 * time.Millisecond):
+	case <-waitIPv6.C:
 		// wait ipv6 result
 	}
 
@@ -113,7 +120,7 @@ func (r *Resolver) ResolveIP(ctx context.Context, host string) (ip netip.Addr, e
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", resolver.ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 // LookupIPv4 request with TypeA
@@ -129,7 +136,7 @@ func (r *Resolver) ResolveIPv4(ctx context.Context, host string) (ip netip.Addr,
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", resolver.ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 // LookupIPv6 request with TypeAAAA
@@ -145,7 +152,7 @@ func (r *Resolver) ResolveIPv6(ctx context.Context, host string) (ip netip.Addr,
 	} else if len(ips) == 0 {
 		return netip.Addr{}, fmt.Errorf("%w: %s", resolver.ErrIPNotFound, host)
 	}
-	return ips[rand.Intn(len(ips))], nil
+	return ips[fastrand.Intn(len(ips))], nil
 }
 
 func (r *Resolver) shouldIPFallback(ip netip.Addr) bool {
@@ -419,24 +426,27 @@ type Config struct {
 	Default        []NameServer
 	ProxyServer    []NameServer
 	IPv6           bool
+	IPv6Timeout    uint
 	EnhancedMode   C.DNSMode
 	FallbackFilter FallbackFilter
 	Pool           *fakeip.Pool
-	Hosts          *trie.DomainTrie[netip.Addr]
+	Hosts          *trie.DomainTrie[resolver.HostValue]
 	Policy         map[string][]NameServer
 }
 
 func NewResolver(config Config) *Resolver {
 	defaultResolver := &Resolver{
-		main:     transform(config.Default, nil),
-		lruCache: cache.New(cache.WithSize[string, *D.Msg](4096), cache.WithStale[string, *D.Msg](true)),
+		main:        transform(config.Default, nil),
+		lruCache:    cache.New(cache.WithSize[string, *D.Msg](4096), cache.WithStale[string, *D.Msg](true)),
+		ipv6Timeout: time.Duration(config.IPv6Timeout) * time.Millisecond,
 	}
 
 	r := &Resolver{
-		ipv6:     config.IPv6,
-		main:     transform(config.Main, defaultResolver),
-		lruCache: cache.New(cache.WithSize[string, *D.Msg](4096), cache.WithStale[string, *D.Msg](true)),
-		hosts:    config.Hosts,
+		ipv6:        config.IPv6,
+		main:        transform(config.Main, defaultResolver),
+		lruCache:    cache.New(cache.WithSize[string, *D.Msg](4096), cache.WithStale[string, *D.Msg](true)),
+		hosts:       config.Hosts,
+		ipv6Timeout: time.Duration(config.IPv6Timeout) * time.Millisecond,
 	}
 
 	if len(config.Fallback) != 0 {
@@ -502,11 +512,12 @@ func NewResolver(config Config) *Resolver {
 
 func NewProxyServerHostResolver(old *Resolver) *Resolver {
 	r := &Resolver{
-		ipv6:     old.ipv6,
-		main:     old.proxyServer,
-		lruCache: old.lruCache,
-		hosts:    old.hosts,
-		policy:   old.policy,
+		ipv6:        old.ipv6,
+		main:        old.proxyServer,
+		lruCache:    old.lruCache,
+		hosts:       old.hosts,
+		policy:      old.policy,
+		ipv6Timeout: old.ipv6Timeout,
 	}
 	return r
 }

dns/util.go

@@ -66,7 +66,7 @@ func setMsgTTL(msg *D.Msg, ttl uint32) {
 }
 
 func isIPRequest(q D.Question) bool {
-	return q.Qclass == D.ClassINET && (q.Qtype == D.TypeA || q.Qtype == D.TypeAAAA)
+	return q.Qclass == D.ClassINET && (q.Qtype == D.TypeA || q.Qtype == D.TypeAAAA || q.Qtype == D.TypeCNAME)
 }
 
 func transform(servers []NameServer, resolver *Resolver) []dnsClient {

docker/file-name.sh

@@ -1,26 +1,25 @@
 #!/bin/sh
 os="clash.meta-linux-"
-arch=`uname -m`
-case $arch in 
-    "x86_64")
+case $TARGETPLATFORM in
+    "linux/amd64")
         arch="amd64-compatible"
         ;;
-    "x86")
-        arch="386-cgo"
+    "linux/386")
+        arch="386"
         ;;
-    "aarch64")
+    "linux/arm64")
         arch="arm64"
         ;;
-    "armv7l")
+    "linux/arm/v7")
         arch="armv7"
         ;;
     "riscv64")
-        arch="riscv64-cgo"
+        arch="riscv64"
         ;;
     *)
         echo "Unknown architecture"
         exit 1
         ;;        
 esac
-file_name="$os$arch"
+file_name="$os$arch-$(cat bin/version.txt)"
 echo $file_name

docs/config.yaml

@@ -7,22 +7,17 @@ mixed-port: 10801 # HTTP(S) 和 SOCKS 代理混合端口
 # tproxy-port: 7893
 
 allow-lan: true # 允许局域网连接
-bind-address: "*" # 绑定IP地址，仅作用于 allow-lan 为 true，'*'表示所有地址
+bind-address: "*" # 绑定 IP 地址，仅作用于 allow-lan 为 true，'*'表示所有地址
 
-#  find-process-mode has 3 values: always, strict, off
+#  find-process-mode has 3 values:always, strict, off
 #  - always, 开启，强制匹配所有进程
-#  - strict, 默认，由clash判断是否开启
+#  - strict, 默认，由 clash 判断是否开启
 #  - off, 不匹配进程，推荐在路由器上使用此模式
 find-process-mode: strict
 
-#  global-client-fingerprint:全局TLS指纹,优先低于proxy内的 client-fingerprint
-#  accepts "chrome","firefox","safari","ios","random","none" options.
-#  Utls is currently support TLS transport in TCP/grpc/WS/HTTP for VLESS/Vmess and trojan.
-global-client-fingerprint: chrome
-
 mode: rule
 
-#自定义 geox-url
+#自定义 geodata url
 geox-url:
   geoip: "https://cdn.jsdelivr.net/gh/Loyalsoldier/v2ray-rules-dat@release/geoip.dat"
   geosite: "https://cdn.jsdelivr.net/gh/Loyalsoldier/v2ray-rules-dat@release/geosite.dat"
@@ -32,16 +27,30 @@ log-level: debug # 日志等级 silent/error/warning/info/debug
 
 ipv6: true # 开启 IPv6 总开关，关闭阻断所有 IPv6 链接和屏蔽 DNS 请求 AAAA 记录
 
+tls:
+  certificate: string # 证书 PEM 格式，或者 证书的路径
+  private-key: string # 证书对应的私钥 PEM 格式，或者私钥路径
+  custom-certifactes:
+    - |
+      -----BEGIN CERTIFICATE-----
+      format/pem...
+      -----END CERTIFICATE-----
+
 external-controller: 0.0.0.0:9093 # RESTful API 监听地址
 external-controller-tls: 0.0.0.0:9443 # RESTful API HTTPS 监听地址，需要配置 tls 部分配置文件
-# secret: "123456" # `Authorization: Bearer ${secret}`
+# secret: "123456" # `Authorization:Bearer ${secret}`
 
-# tcp-concurrent: true # TCP并发连接所有IP, 将使用最快握手的TCP
-external-ui: /path/to/ui/folder # 配置WEB UI目录，使用http://{{external-controller}}/ui 访问
+# tcp-concurrent: true # TCP 并发连接所有 IP, 将使用最快握手的 TCP
+external-ui: /path/to/ui/folder # 配置 WEB UI 目录，使用 http://{{external-controller}}/ui 访问
 
 # interface-name: en0 # 设置出口网卡
 
-# routing-mark: 6666 # 配置 fwmark 仅用于Linux
+# 全局 TLS 指纹，优先低于 proxy 内的 client-fingerprint
+# 可选： "chrome","firefox","safari","ios","random","none" options.
+# Utls is currently support TLS transport in TCP/grpc/WS/HTTP for VLESS/Vmess and trojan.
+global-client-fingerprint: chrome
+
+# routing-mark:6666 # 配置 fwmark 仅用于 Linux
 experimental:
 
 # 类似于 /etc/hosts, 仅支持配置单个 IP
@@ -49,6 +58,15 @@ hosts:
 # '*.clash.dev': 127.0.0.1
 # '.dev': 127.0.0.1
 # 'alpha.clash.dev': '::1'
+# test.com: [1.1.1.1, 2.2.2.2]
+# clash.lan: clash # clash 为特别字段，将加入本地所有网卡的地址
+# baidu.com: google.com # 只允许配置一个别名
+
+profile: # 存储 select 选择记录
+  store-selected: false
+  
+  # 持久化 fake-ip
+  store-fake-ip: true
 
 # Tun 配置
 tun:
@@ -75,10 +93,10 @@ tun:
   #- 1000
   # exclude_uid_range: # 排除路由的的用户范围
   # - 1000-99999
-
+  
   # Android 用户和应用规则仅在 Android 下被支持
   # 并且需要 auto_route
-
+  
   # include_android_user: # 限制被路由的 Android 用户
   # - 0
   # - 10
@@ -105,15 +123,13 @@ sniffer:
   # 是否使用嗅探结果作为实际访问，默认 true
   # 全局配置，优先级低于 sniffer.sniff 实际配置
   override-destination: false
-  sniff:
-    # TLS 默认如果不配置 ports 默认嗅探 443
+  sniff: # TLS 默认如果不配置 ports 默认嗅探 443
     TLS:
     #  ports: [443, 8443]
-
+    
     # 默认嗅探 80
-    HTTP:
-      # 需要嗅探的端口
-
+    HTTP: # 需要嗅探的端口
+      
       ports: [80, 8080-8880]
       # 可覆盖 sniffer.override-destination
       override-destination: true
@@ -128,7 +144,7 @@ sniffer:
     - tls
     - http
   # 强制对此域名进行嗅探
-
+  
   # 仅对白名单中的端口进行嗅探，默认为 443，80
   # 已废弃，若 sniffer.sniff 配置则此项无效
   port-whitelist:
@@ -136,27 +152,8 @@ sniffer:
     - "443"
     # - 8000-9999
 
-# shadowsocks,vmess 入口配置（传入流量将和socks,mixed等入口一样按照mode所指定的方式进行匹配处理）
-# ss-config: ss://2022-blake3-aes-256-gcm:vlmpIPSyHH6f4S8WVPdRIHIlzmB+GIRfoH3aNJ/t9Gg=@:23456
-# vmess-config: vmess://1:9d0cb9d0-964f-4ef6-897d-6c6b3ccf9e68@:12345
 
-# tuic服务器入口（传入流量将和socks,mixed等入口一样按照mode所指定的方式进行匹配处理）
-#tuic-server:
-#  enable: true
-#  listen: 127.0.0.1:10443
-#  token:
-#    - TOKEN
-#  certificate: ./server.crt
-#  private-key: ./server.key
-#  congestion-controller: bbr
-#  max-idle-time: 15000
-#  authentication-timeout: 1000
-#  alpn:
-#    - h3
-#  max-udp-relay-packet-size: 1500
-
-tunnels:
-  # one line config
+tunnels: # one line config
   - tcp/udp,127.0.0.1:6553,114.114.114.114:53,proxy
   - tcp,127.0.0.1:6666,rds.mysql.com:3306,vpn
   # full yaml config
@@ -165,12 +162,6 @@ tunnels:
     target: target.com
     proxy: proxy
 
-profile:
-  # 存储select选择记录
-  store-selected: false
-
-  # 持久化fake-ip
-  store-fake-ip: true
 
 # DNS配置
 dns:
@@ -178,7 +169,7 @@ dns:
   prefer-h3: true # 开启 DoH 支持 HTTP/3，将并发尝试
   listen: 0.0.0.0:53 # 开启 DNS 服务器监听
   # ipv6: false # false 将返回 AAAA 的空结果
-
+  # ipv6-timeout: 300 # 单位：ms，内部双栈并发时，向上游查询 AAAA 时，等待 AAAA 的时间，默认 100ms
   # 用于解析 nameserver，fallback 以及其他DNS服务器配置的，DNS 服务域名
   # 只能使用纯 IP 地址，可使用加密 DNS
   default-nameserver:
@@ -187,16 +178,16 @@ dns:
     - tls://1.12.12.12:853
     - tls://223.5.5.5:853
   enhanced-mode: fake-ip # or redir-host
-
+  
   fake-ip-range: 198.18.0.1/16 # fake-ip 池设置
-
+  
   # use-hosts: true # 查询 hosts
-
+  
   # 配置不使用fake-ip的域名
   # fake-ip-filter:
   #   - '*.lan'
   #   - localhost.ptlogin2.qq.com
-
+  
   # DNS主要域名配置
   # 支持 UDP，TCP，DoT，DoH，DoQ
   # 这部分为主要 DNS 配置，影响所有直连，确保使用对大陆解析精准的 DNS
@@ -210,20 +201,20 @@ dns:
     - dhcp://en0 # dns from dhcp
     - quic://dns.adguard.com:784 # DNS over QUIC
     # - '8.8.8.8#en0' # 兼容指定DNS出口网卡
-
+  
   # 当配置 fallback 时，会查询 nameserver 中返回的 IP 是否为 CN，非必要配置
   # 当不是 CN，则使用 fallback 中的 DNS 查询结果
   # 确保配置 fallback 时能够正常查询
   # fallback:
   #   - tcp://1.1.1.1
   #   - 'tcp://1.1.1.1#ProxyGroupName' # 指定 DNS 过代理查询，ProxyGroupName 为策略组名或节点名，过代理配置优先于配置出口网卡，当找不到策略组或节点名则设置为出口网卡
-
+  
   # 专用于节点域名解析的 DNS 服务器，非必要配置项
   # 配置服务器若查询失败将使用 nameserver，非并发查询
   # proxy-server-nameserver:
   # - https://dns.google/dns-query
   # - tls://one.one.one.one
-
+  
   # 配置 fallback 使用条件
   # fallback-filter:
   #   geoip: true # 配置是否使用 geoip
@@ -238,14 +229,54 @@ dns:
   #     - '+.google.com'
   #     - '+.facebook.com'
   #     - '+.youtube.com'
-
+  
   # 配置查询域名使用的 DNS 服务器
   nameserver-policy:
     #   'www.baidu.com': '114.114.114.114'
     #   '+.internal.crop.com': '10.0.0.1'
-    "geosite:cn": "https://doh.pub/dns-query"
-    "www.baidu.com": [https://doh.pub/dns-query,https://dns.alidns.com/dns-query]
-proxies:
+    "geosite:cn,private,apple":
+      - https://doh.pub/dns-query
+      - https://dns.alidns.com/dns-query
+    "www.baidu.com,+.google.cn": [223.5.5.5, https://dns.alidns.com/dns-query]
+
+proxies: # socks5
+  - name: "socks"
+    type: socks5
+    server: server
+    port: 443
+    # username: username
+    # password: password
+    # tls: true
+    # fingerprint: xxxx
+    # skip-cert-verify: true
+    # udp: true
+    # ip-version: ipv6
+  
+  # http
+  - name: "http"
+    type: http
+    server: server
+    port: 443
+    # username: username
+    # password: password
+    # tls: true # https
+    # skip-cert-verify: true
+    # sni: custom.com
+    # fingerprint: xxxx # 同 experimental.fingerprints 使用 sha256 指纹，配置协议独立的指纹，将忽略 experimental.fingerprints
+    # ip-version: dual
+  
+  # Snell
+  # Beware that there's currently no UDP support yet
+  - name: "snell"
+    type: snell
+    server: server
+    port: 44046
+    psk: yourpsk
+    # version: 2
+    # obfs-opts:
+    # mode: http # or tls
+    # host: bing.com
+  
   # Shadowsocks
   # cipher支持:
   #   aes-128-gcm aes-192-gcm aes-256-gcm
@@ -268,6 +299,7 @@ proxies:
     # UDP 则为双栈解析，获取结果中的第一个 IPv4
     # ipv6-prefer 同 ipv4-prefer
     # 现有协议都支持此参数，TCP 效果仅在开启 tcp-concurrent 生效
+  
   - name: "ss2"
     type: ss
     server: server
@@ -278,7 +310,7 @@ proxies:
     plugin-opts:
       mode: tls # or http
       # host: bing.com
-
+  
   - name: "ss3"
     type: ss
     server: server
@@ -288,28 +320,67 @@ proxies:
     plugin: v2ray-plugin
     plugin-opts:
       mode: websocket # no QUIC now
-      # tls: true # wss
-      # 可使用 openssl x509 -noout -fingerprint -sha256 -inform pem -in yourcert.pem 获取
-      # 配置指纹将实现 SSL Pining 效果
-      # fingerprint: xxxx
-      # skip-cert-verify: true
-      # host: bing.com
-      # path: "/"
-      # mux: true
-      # headers:
-      #   custom: value
-
-  - name: "ss4"
+    # tls: true # wss
+    # 可使用 openssl x509 -noout -fingerprint -sha256 -inform pem -in yourcert.pem 获取
+    # 配置指纹将实现 SSL Pining 效果
+    # fingerprint: xxxx
+    # skip-cert-verify: true
+    # host: bing.com
+    # path: "/"
+    # mux: true
+    # headers:
+    #   custom: value
+  
+  - name: "ss4-shadow-tls"
     type: ss
     server: server
     port: 443
     cipher: chacha20-ietf-poly1305
     password: "password"
     plugin: shadow-tls
+    client-fingerprint: chrome
     plugin-opts:
       host: "cloud.tencent.com"
       password: "shadow_tls_password"
+      version: 2 # support 1/2/3
 
+  - name: "ss-restls-tls13"
+    type: ss
+    server: [YOUR_SERVER_IP]
+    port: 443
+    cipher: chacha20-ietf-poly1305
+    password: [YOUR_SS_PASSWORD]
+    client-fingerprint: chrome # One of: chrome, ios, firefox or safari
+                               # 可以是chrome, ios, firefox, safari中的一个
+    plugin: restls
+    plugin-opts:
+        host: "www.microsoft.com" # Must be a TLS 1.3 server
+                                  # 应当是一个TLS 1.3 服务器
+        password: [YOUR_RESTLS_PASSWORD]
+        version-hint: "tls13"
+        # Control your post-handshake traffic through restls-script
+        # Hide proxy behaviors like "tls in tls". 
+        # see https://github.com/3andne/restls/blob/main/Restls-Script:%20Hide%20Your%20Proxy%20Traffic%20Behavior.md
+        # 用restls剧本来控制握手后的行为，隐藏"tls in tls"等特征
+        # 详情：https://github.com/3andne/restls/blob/main/Restls-Script:%20%E9%9A%90%E8%97%8F%E4%BD%A0%E7%9A%84%E4%BB%A3%E7%90%86%E8%A1%8C%E4%B8%BA.md
+        restls-script: "300?100<1,400~100,350~100,600~100,300~200,300~100"
+
+  - name: "ss-restls-tls12"
+    type: ss
+    server: [YOUR_SERVER_IP]
+    port: 443
+    cipher: chacha20-ietf-poly1305
+    password: [YOUR_SS_PASSWORD]
+    client-fingerprint: chrome # One of: chrome, ios, firefox or safari
+                               # 可以是chrome, ios, firefox, safari中的一个
+    plugin: restls
+    plugin-opts:
+        host: "vscode.dev" # Must be a TLS 1.2 server
+                           # 应当是一个TLS 1.2 服务器
+        password: [YOUR_RESTLS_PASSWORD]
+        version-hint: "tls12"
+        restls-script: "1000?100<1,500~100,350~100,600~100,400~200"
+  
   # vmess
   # cipher支持 auto/aes-128-gcm/chacha20-poly1305/none
   - name: "vmess"
@@ -332,7 +403,7 @@ proxies:
     #     Host: v2ray.com
     #   max-early-data: 2048
     #   early-data-header-name: Sec-WebSocket-Protocol
-
+  
   - name: "vmess-h2"
     type: vmess
     server: server
@@ -348,7 +419,7 @@ proxies:
         - http.example.com
         - http-alt.example.com
       path: /
-
+  
   - name: "vmess-http"
     type: vmess
     server: server
@@ -359,15 +430,15 @@ proxies:
     # udp: true
     # network: http
     # http-opts:
-    #   # method: "GET"
-    #   # path:
-    #   #   - '/'
-    #   #   - '/video'
-    #   # headers:
-    #   #   Connection:
-    #   #     - keep-alive
+    #   method: "GET"
+    #   path:
+    #     - '/'
+    #     - '/video'
+    #   headers:
+    #     Connection:
+    #       - keep-alive
     # ip-version: ipv4 # 设置使用 IP 类型偏好，可选：ipv4，ipv6，dual，默认值：dual
-
+  
   - name: vmess-grpc
     server: server
     port: 443
@@ -383,100 +454,7 @@ proxies:
     grpc-opts:
       grpc-service-name: "example"
     # ip-version: ipv4
-
-  # socks5
-  - name: "socks"
-    type: socks5
-    server: server
-    port: 443
-    # username: username
-    # password: password
-    # tls: true
-    # fingerprint: xxxx
-    # skip-cert-verify: true
-    # udp: true
-    # ip-version: ipv6
-
-  # http
-  - name: "http"
-    type: http
-    server: server
-    port: 443
-    # username: username
-    # password: password
-    # tls: true # https
-    # skip-cert-verify: true
-    # sni: custom.com
-    # fingerprint: xxxx # 同 experimental.fingerprints 使用 sha256 指纹，配置协议独立的指纹，将忽略 experimental.fingerprints
-    # ip-version: dual
-
-  # Snell
-  # Beware that there's currently no UDP support yet
-  - name: "snell"
-    type: snell
-    server: server
-    port: 44046
-    psk: yourpsk
-    # version: 2
-    # obfs-opts:
-    # mode: http # or tls
-    # host: bing.com
-
-  # Trojan
-  - name: "trojan"
-    type: trojan
-    server: server
-    port: 443
-    password: yourpsk
-    # client-fingerprint: random # Available: "chrome","firefox","safari","random","none"
-    # fingerprint: xxxx
-    # udp: true
-    # sni: example.com # aka server name
-    # alpn:
-    #   - h2
-    #   - http/1.1
-    # skip-cert-verify: true
-
-  - name: trojan-grpc
-    server: server
-    port: 443
-    type: trojan
-    password: "example"
-    network: grpc
-    sni: example.com
-    # skip-cert-verify: true
-    # fingerprint: xxxx
-    udp: true
-    grpc-opts:
-      grpc-service-name: "example"
-
-  - name: trojan-ws
-    server: server
-    port: 443
-    type: trojan
-    password: "example"
-    network: ws
-    sni: example.com
-    # skip-cert-verify: true
-    # fingerprint: xxxx
-    udp: true
-    # ws-opts:
-    # path: /path
-    # headers:
-    #   Host: example.com
-
-  - name: "trojan-xtls"
-    type: trojan
-    server: server
-    port: 443
-    password: yourpsk
-    flow: "xtls-rprx-direct" # xtls-rprx-origin xtls-rprx-direct
-    flow-show: true
-    # udp: true
-    # sni: example.com # aka server name
-    # skip-cert-verify: true
-    # fingerprint: xxxx
-
+  
   # vless
   - name: "vless-tcp"
     type: vless
@@ -489,7 +467,53 @@ proxies:
     # skip-cert-verify: true
     # fingerprint: xxxx
     # client-fingerprint: random # Available: "chrome","firefox","safari","random","none"
-
+  
+  - name: "vless-vision"
+    type: vless
+    server: server
+    port: 443
+    uuid: uuid
+    network: tcp
+    tls: true
+    udp: true
+    flow: xtls-rprx-vision
+    client-fingerprint: chrome
+    # fingerprint: xxxx
+    # skip-cert-verify: true
+  
+  - name: "vless-reality-vision"
+    type: vless
+    server: server
+    port: 443
+    uuid: uuid
+    network: tcp
+    tls: true
+    udp: true
+    flow: xtls-rprx-vision
+    servername: www.microsoft.com # REALITY servername
+    reality-opts:
+      public-key: xxx
+      short-id: xxx # optional
+    client-fingerprint: chrome # cannot be empty
+  
+  - name: "vless-reality-grpc"
+    type: vless
+    server: server
+    port: 443
+    uuid: uuid
+    network: grpc
+    tls: true
+    udp: true
+    flow:
+    # skip-cert-verify: true
+    client-fingerprint: chrome
+    servername: testingcf.jsdelivr.net
+    grpc-opts:
+      grpc-service-name: "grpc"
+    reality-opts:
+      public-key: CrrQSjAG_YkHLwvM2M-7XkKJilgL5upBKCp0od0tLhE
+      short-id: 10f897e26c4b9478
+  
   - name: "vless-ws"
     type: vless
     server: server
@@ -506,7 +530,62 @@ proxies:
       path: "/"
       headers:
         Host: example.com
-
+  
+  # Trojan
+  - name: "trojan"
+    type: trojan
+    server: server
+    port: 443
+    password: yourpsk
+    # client-fingerprint: random # Available: "chrome","firefox","safari","random","none"
+    # fingerprint: xxxx
+    # udp: true
+    # sni: example.com # aka server name
+    # alpn:
+    #   - h2
+    #   - http/1.1
+    # skip-cert-verify: true
+  
+  - name: trojan-grpc
+    server: server
+    port: 443
+    type: trojan
+    password: "example"
+    network: grpc
+    sni: example.com
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+    udp: true
+    grpc-opts:
+      grpc-service-name: "example"
+  
+  - name: trojan-ws
+    server: server
+    port: 443
+    type: trojan
+    password: "example"
+    network: ws
+    sni: example.com
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+    udp: true
+    # ws-opts:
+    # path: /path
+    # headers:
+    #   Host: example.com
+  
+  - name: "trojan-xtls"
+    type: trojan
+    server: server
+    port: 443
+    password: yourpsk
+    flow: "xtls-rprx-direct" # xtls-rprx-origin xtls-rprx-direct
+    flow-show: true
+    # udp: true
+    # sni: example.com # aka server name
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+  
   #hysteria
   - name: "hysteria"
     type: hysteria
@@ -532,7 +611,8 @@ proxies:
     # disable_mtu_discovery: false
     # fingerprint: xxxx
     # fast-open: true # 支持 TCP 快速打开，默认为 false
-
+  
+  # wireguard
   - name: "wg"
     type: wireguard
     server: 162.159.192.1
@@ -542,7 +622,11 @@ proxies:
     private-key: eCtXsJZ27+4PbhDkHnB923tkUn2Gj59wZw5wFA75MnU=
     public-key: Cr8hWlKvtDt7nrvf+f0brNQQzabAqrjfBvas9pmowjo=
     udp: true
-  #    reserved: 'U4An'
+    reserved: "U4An"
+    # 数组格式也是合法的
+    # reserved: [209,98,59]
+  
+  # tuic
   - name: tuic
     server: www.example.com
     port: 10443
@@ -551,16 +635,17 @@ proxies:
     # ip: 127.0.0.1 # for overwriting the DNS lookup result of the server address set in option 'server'
     # heartbeat-interval: 10000
     # alpn: [h3]
-    # disable-sni: true
+    disable-sni: true
     reduce-rtt: true
-    # request-timeout: 8000
+    request-timeout: 8000
     udp-relay-mode: native # Available: "native", "quic". Default: "native"
     # congestion-controller: bbr # Available: "cubic", "new_reno", "bbr". Default: "cubic"
     # max-udp-relay-packet-size: 1500
     # fast-open: true
     # skip-cert-verify: true
     # max-open-streams: 20 # default 100, too many open streams may hurt performance
-
+    # sni: example.com
+  
   # ShadowsocksR
   # The supported ciphers (encryption methods): all stream ciphers in ss
   # The supported obfses:
@@ -581,8 +666,7 @@ proxies:
     # protocol-param: "#"
     # udp: true
 
-proxy-groups:
-  # 代理链，若落地协议支持 UDP over TCP 则可支持 UDP
+proxy-groups: # 代理链，若落地协议支持 UDP over TCP 则可支持 UDP
   # Traffic: clash <-> http <-> vmess <-> ss1 <-> ss2 <-> Internet
   - name: "relay"
     type: relay
@@ -591,7 +675,7 @@ proxy-groups:
       - vmess
       - ss1
       - ss2
-
+  
   # url-test 将按照 url 测试结果使用延迟最低节点
   - name: "auto"
     type: url-test
@@ -603,7 +687,7 @@ proxy-groups:
     # lazy: true
     url: "https://cp.cloudflare.com/generate_204"
     interval: 300
-
+  
   # fallback 将按照 url 测试结果按照节点顺序选择
   - name: "fallback-auto"
     type: fallback
@@ -613,7 +697,7 @@ proxy-groups:
       - vmess1
     url: "https://cp.cloudflare.com/generate_204"
     interval: 300
-
+  
   # load-balance 将按照算法随机选择节点
   - name: "load-balance"
     type: load-balance
@@ -623,8 +707,8 @@ proxy-groups:
       - vmess1
     url: "https://cp.cloudflare.com/generate_204"
     interval: 300
-    # strategy: consistent-hashing # 可选 round-robin 和 sticky-sessions
-
+  # strategy: consistent-hashing # 可选 round-robin 和 sticky-sessions
+  
   # select 用户自行选择节点
   - name: Proxy
     type: select
@@ -634,7 +718,7 @@ proxy-groups:
       - ss2
       - vmess1
       - auto
-
+  
   # 配置指定 interface-name 和 fwmark 的 DIRECT
   - name: en1
     type: select
@@ -642,7 +726,7 @@ proxy-groups:
     routing-mark: 6667
     proxies:
       - DIRECT
-
+  
   - name: UseProvider
     type: select
     filter: "HK|TW" # 正则表达式，过滤 provider1 中节点名包含 HK 或 TW
@@ -689,7 +773,8 @@ rules:
   - DOMAIN-KEYWORD,google,ss1
   - IP-CIDR,1.1.1.1/32,ss1
   - IP-CIDR6,2409::/64,DIRECT
-  - SUB-RULE,(OR,((NETWORK,TCP),(NETWORK,UDP))),sub-rule-name1 # 当满足条件是 TCP 或 UDP 流量时，使用名为 sub-rule-name1 当规则集
+  # 当满足条件是 TCP 或 UDP 流量时，使用名为 sub-rule-name1 的规则集
+  - SUB-RULE,(OR,((NETWORK,TCP),(NETWORK,UDP))),sub-rule-name1
   - SUB-RULE,(AND,((NETWORK,UDP))),sub-rule-name2
 # 定义多个子规则集，规则将以分叉匹配，使用 SUB-RULE 使用
 #                                               google.com(not match)--> baidu.com(match)
@@ -716,15 +801,6 @@ sub-rules:
     - IP-CIDR,8.8.8.8/32,ss1
     - DOMAIN,dns.alidns.com,REJECT
 
-tls:
-  certificate: string # 证书 PEM 格式，或者 证书的路径
-  private-key: string # 证书对应的私钥 PEM 格式，或者私钥路径
-  # 自定义证书验证，将加入 Clash 证书验证中，绝大多数 TLS 相关支持，如：DNS
-  # 可用于自定义证书的验证
-  custom-certificates:
-    - certificate: string # 证书 PEM 格式，或者 证书的路径
-      private-key: string # 证书对应的私钥 PEM 格式，或者私钥路径
-
 # 流量入站
 listeners:
   - name: socks5-in-1
@@ -734,14 +810,14 @@ listeners:
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理
     # udp: false # 默认 true
-
+  
   - name: http-in-1
     type: http
     port: 10809
     listen: 0.0.0.0
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
-
+  
   - name: mixed-in-1
     type: mixed #  HTTP(S) 和 SOCKS 代理混合
     port: 10810
@@ -749,14 +825,14 @@ listeners:
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
     # udp: false # 默认 true
-
+  
   - name: reidr-in-1
     type: redir
     port: 10811
     listen: 0.0.0.0
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
-
+  
   - name: tproxy-in-1
     type: tproxy
     port: 10812
@@ -764,7 +840,7 @@ listeners:
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
     # udp: false # 默认 true
-
+  
   - name: shadowsocks-in-1
     type: shadowsocks
     port: 10813
@@ -773,7 +849,7 @@ listeners:
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
     password: vlmpIPSyHH6f4S8WVPdRIHIlzmB+GIRfoH3aNJ/t9Gg=
     cipher: 2022-blake3-aes-256-gcm
-
+  
   - name: vmess-in-1
     type: vmess
     port: 10814
@@ -784,7 +860,7 @@ listeners:
       - username: 1
         uuid: 9d0cb9d0-964f-4ef6-897d-6c6b3ccf9e68
         alterId: 1
-
+  
   - name: tuic-in-1
     type: tuic
     port: 10815
@@ -801,7 +877,7 @@ listeners:
     #  alpn:
     #    - h3
     #  max-udp-relay-packet-size: 1500
-
+  
   - name: tunnel-in-1
     type: tunnel
     port: 10816
@@ -810,7 +886,7 @@ listeners:
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
     network: [tcp, udp]
     target: target.com
-
+  
   - name: tun-in-1
     type: tun
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
@@ -826,25 +902,25 @@ listeners:
     inet6-address: # 必须手动设置ipv6地址段
       - "fdfe:dcba:9877::1/126"
     # strict_route: true # 将所有连接路由到tun来防止泄漏，但你的设备将无法其他设备被访问
-    #    inet4_route_address: # 启用 auto_route 时使用自定义路由而不是默认路由
-    #      - 0.0.0.0/1
-    #      - 128.0.0.0/1
-    #    inet6_route_address: # 启用 auto_route 时使用自定义路由而不是默认路由
-    #      - "::/1"
-    #      - "8000::/1"
+    #   inet4_route_address: # 启用 auto_route 时使用自定义路由而不是默认路由
+    #     - 0.0.0.0/1
+    #     - 128.0.0.0/1
+    #   inet6_route_address: # 启用 auto_route 时使用自定义路由而不是默认路由
+    #     - "::/1"
+    #     - "8000::/1"
     # endpoint_independent_nat: false # 启用独立于端点的 NAT
     # include_uid: # UID 规则仅在 Linux 下被支持，并且需要 auto_route
     # - 0
     # include_uid_range: # 限制被路由的的用户范围
     # - 1000-99999
     # exclude_uid: # 排除路由的的用户
-    #- 1000
+    # - 1000
     # exclude_uid_range: # 排除路由的的用户范围
     # - 1000-99999
-
+    
     # Android 用户和应用规则仅在 Android 下被支持
     # 并且需要 auto_route
-
+    
     # include_android_user: # 限制被路由的 Android 用户
     # - 0
     # - 10
@@ -852,3 +928,23 @@ listeners:
     # - com.android.chrome
     # exclude_package: # 排除被路由的 Android 应用包名
     # - com.android.captiveportallogin
+
+# 入口配置与 Listener 等价，传入流量将和 socks,mixed 等入口一样按照 mode 所指定的方式进行匹配处理
+# shadowsocks,vmess 入口配置（传入流量将和socks,mixed等入口一样按照mode所指定的方式进行匹配处理）
+# ss-config: ss://2022-blake3-aes-256-gcm:vlmpIPSyHH6f4S8WVPdRIHIlzmB+GIRfoH3aNJ/t9Gg=@:23456
+# vmess-config: vmess://1:9d0cb9d0-964f-4ef6-897d-6c6b3ccf9e68@:12345
+
+# tuic服务器入口（传入流量将和socks,mixed等入口一样按照mode所指定的方式进行匹配处理）
+# tuic-server:
+#  enable: true
+#  listen: 127.0.0.1:10443
+#  token:
+#    - TOKEN
+#  certificate: ./server.crt
+#  private-key: ./server.key
+#  congestion-controller: bbr
+#  max-idle-time: 15000
+#  authentication-timeout: 1000
+#  alpn:
+#    - h3
+#  max-udp-relay-packet-size: 1500

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/go-chi/chi/v5 v5.0.8
 	github.com/go-chi/cors v1.2.1
 	github.com/go-chi/render v1.0.2
-	github.com/gofrs/uuid v4.3.1+incompatible
+	github.com/gofrs/uuid v4.4.0+incompatible
 	github.com/google/gopacket v1.1.19
 	github.com/gorilla/websocket v1.5.0
 	github.com/hashicorp/golang-lru v0.5.4
@@ -18,39 +18,42 @@ require (
 	github.com/jpillora/backoff v1.0.0
 	github.com/lunixbochs/struc v0.0.0-20200707160740-784aaebc1d40
 	github.com/mdlayher/netlink v1.7.2-0.20221213171556-9881fafed8c7
-	github.com/metacubex/quic-go v0.32.0
-	github.com/metacubex/sing-shadowsocks v0.1.1-0.20230202072246-e2bef5f088c7
-	github.com/metacubex/sing-tun v0.1.1-0.20230213124625-28d27a0c236b
-	github.com/metacubex/sing-wireguard v0.0.0-20230213124601-d04406a109b4
+	github.com/metacubex/quic-go v0.33.1
+	github.com/metacubex/sing-shadowsocks v0.1.1-0.20230226153717-4e80da7e6947
+	github.com/metacubex/sing-tun v0.1.1-0.20230304153753-5058534177f3
+	github.com/metacubex/sing-wireguard v0.0.0-20230310035749-f7595fcae5cb
 	github.com/miekg/dns v1.1.50
 	github.com/mroth/weightedrand/v2 v2.0.0
 	github.com/oschwald/geoip2-golang v1.8.0
-	github.com/refraction-networking/utls v1.2.0
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97
-	github.com/sagernet/sing v0.1.7-0.20230207063819-27d2950cdbe9
-	github.com/sagernet/sing-vmess v0.1.1-0.20230212211128-cb4e47dd0acb
+	github.com/sagernet/sing v0.1.8
+	github.com/sagernet/sing-shadowtls v0.1.0
+	github.com/sagernet/sing-vmess v0.1.3-0.20230307060529-d110e81a50bc
 	github.com/sagernet/tfo-go v0.0.0-20230207095944-549363a7327d
+	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
 	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c
 	github.com/samber/lo v1.37.0
 	github.com/sirupsen/logrus v1.9.0
 	github.com/stretchr/testify v1.8.1
 	github.com/xtls/go v0.0.0-20220914232946-0441cf4cf837
+	github.com/zhangyunhao116/fastrand v0.3.0
 	go.etcd.io/bbolt v1.3.6
 	go.uber.org/atomic v1.10.0
 	go.uber.org/automaxprocs v1.5.1
-	golang.org/x/crypto v0.5.0
+	golang.org/x/crypto v0.6.0
 	golang.org/x/exp v0.0.0-20221205204356-47842c84f3db
-	golang.org/x/net v0.5.0
+	golang.org/x/net v0.7.0
 	golang.org/x/sync v0.1.0
-	golang.org/x/sys v0.4.0
-	google.golang.org/protobuf v1.28.1
+	golang.org/x/sys v0.5.0
+	google.golang.org/protobuf v1.28.2-0.20230118093459-a9481185b34d
 	gopkg.in/yaml.v3 v3.0.1
 	lukechampine.com/blake3 v1.1.7
 )
 
 require (
+	github.com/3andne/restls-client-go v0.1.4
 	github.com/ajg/form v1.5.1 // indirect
-	github.com/andybalholm/brotli v1.0.4 // indirect
+	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
@@ -59,25 +62,23 @@ require (
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
 	github.com/josharian/native v1.1.0 // indirect
-	github.com/klauspost/compress v1.15.12 // indirect
+	github.com/klauspost/compress v1.15.15 // indirect
 	github.com/klauspost/cpuid/v2 v2.0.12 // indirect
 	github.com/mdlayher/socket v0.4.0 // indirect
-	github.com/metacubex/gvisor v0.0.0-20230213124051-7a16c835d80e // indirect
+	github.com/metacubex/gvisor v0.0.0-20230304153416-e2bb9c726005 // indirect
 	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
 	github.com/oschwald/maxminddb-golang v1.10.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-18 v0.2.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.2.0 // indirect
-	github.com/quic-go/qtls-go1-20 v0.1.0 // indirect
-	github.com/sagernet/abx-go v0.0.0-20220819185957-dba1257d738e // indirect
+	github.com/quic-go/qtls-go1-19 v0.2.1 // indirect
+	github.com/quic-go/qtls-go1-20 v0.1.1 // indirect
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/u-root/uio v0.0.0-20221213070652-c3537552635f // indirect
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
-	golang.org/x/mod v0.6.0 // indirect
-	golang.org/x/text v0.6.0 // indirect
-	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
-	golang.org/x/tools v0.2.0 // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect
+	golang.org/x/tools v0.5.0 // indirect
 )
 
 replace go.uber.org/atomic v1.10.0 => github.com/metacubex/uber-atomic v0.0.0-20230202125923-feb10b770370

go.sum

@@ -1,9 +1,11 @@
+github.com/3andne/restls-client-go v0.1.4 h1:kLNC2aSRHPlEVYmTj6EOqJoorCpobEe2toMRSfBF7FU=
+github.com/3andne/restls-client-go v0.1.4/go.mod h1:04CGbRk1BwBiEDles8b5mlKgTqIwE5MqF7JDloJV47I=
 github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da h1:KjTM2ks9d14ZYCvmHS9iAKVt9AyzRSqNU1qabPih5BY=
 github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da/go.mod h1:eHEWzANqSiWQsof+nXEI9bUVUyV6F53Fp89EuCh2EAA=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
-github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
-github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
@@ -28,8 +30,8 @@ github.com/go-chi/render v1.0.2 h1:4ER/udB0+fMWB2Jlf15RV3F4A2FDuYi/9f+lFttR/Lg=
 github.com/go-chi/render v1.0.2/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
-github.com/gofrs/uuid v4.3.1+incompatible h1:0/KbAdpx3UXAx1kEOWHJeOkpbgRFGHVgv+CFIY7dBJI=
-github.com/gofrs/uuid v4.3.1+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/gofrs/uuid v4.4.0+incompatible h1:3qXRTX8/NbyulANqlc0lchS1gqAVxRgsuW1YrTJupqA=
+github.com/gofrs/uuid v4.4.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
@@ -67,8 +69,8 @@ github.com/jsimonetti/rtnetlink v0.0.0-20200117123717-f846d4f6c1f4/go.mod h1:WGu
 github.com/jsimonetti/rtnetlink v0.0.0-20201009170750-9c6f07d100c1/go.mod h1:hqoO/u39cqLeBLebZ8fWdE96O7FxrAsRYhnVOdgHxok=
 github.com/jsimonetti/rtnetlink v0.0.0-20201110080708-d2c240429e6c/go.mod h1:huN4d1phzjhlOsNIjFsw2SVRbwIHj3fJDMEU2SDPTmg=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
-github.com/klauspost/compress v1.15.12 h1:YClS/PImqYbn+UILDnqxQCZ3RehC9N318SU3kElDUEM=
-github.com/klauspost/compress v1.15.12/go.mod h1:QPwzmACJjUTFsnSHH934V6woptycfrDDJnH7hvFVbGM=
+github.com/klauspost/compress v1.15.15 h1:EF27CXIuDsYJ6mmvtBRlEuB2UVOqHG1tAXgZ7yIO+lw=
+github.com/klauspost/compress v1.15.15/go.mod h1:ZcK2JAFqKOpnBlxcLsJzYfrS9X1akm9fHZNnD9+Vo/4=
 github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
 github.com/klauspost/cpuid/v2 v2.0.12 h1:p9dKCg8i4gmOxtv35DvrYoWqYzQrvEVdjQ762Y0OqZE=
 github.com/klauspost/cpuid/v2 v2.0.12/go.mod h1:g2LTdtYhdyuGPqyWyv7qRAmj1WBqxuObKfj5c0PQa7c=
@@ -87,16 +89,16 @@ github.com/mdlayher/raw v0.0.0-20190606142536-fef19f00fc18/go.mod h1:7EpbotpCmVZ
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@@ -115,28 +117,26 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
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@@ -162,6 +162,8 @@ github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74/go.mod h1:DD4vA1
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@@ -169,15 +171,15 @@ go.uber.org/automaxprocs v1.5.1/go.mod h1:BF4eumQw0P9GtnuxxovUd06vwm1o18oMzFtK66
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@@ -190,8 +192,8 @@ golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwY
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@@ -220,31 +222,31 @@ golang.org/x/sys v0.0.0-20220622161953-175b2fd9d664/go.mod h1:oPkhp1MJrh7nUepCBc
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-golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
+golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 h1:vVKdlvoWBphwdxWKrFZEuM0kGgGLxUOYcY4U/2Vjg44=
+golang.org/x/time v0.0.0-20220210224613-90d013bbcef8/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.2.0 h1:G6AHpWxTMGY1KyEYoAQ5WTtIekUUvDNjan3ugu60JvE=
-golang.org/x/tools v0.2.0/go.mod h1:y4OqIKeOV/fWJetJ8bXPU1sEVniLMIyDAZWeHdV+NTA=
+golang.org/x/tools v0.5.0 h1:+bSpV5HIeWkuvgaMfI3UmKRThoTA5ODJTUd8T17NO+4=
+golang.org/x/tools v0.5.0/go.mod h1:N+Kgy78s5I24c24dU8OfWNEotWjutIs8SnJvn5IDq+k=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
-google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.28.2-0.20230118093459-a9481185b34d h1:qp0AnQCvRCMlu9jBjtdbTaaEmThIgZOrbVyDEOcmKhQ=
+google.golang.org/protobuf v1.28.2-0.20230118093459-a9481185b34d/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

hub/executor/executor.go

@@ -81,13 +81,13 @@ func ApplyConfig(cfg *config.Config, force bool) {
 	updateRules(cfg.Rules, cfg.SubRules, cfg.RuleProviders)
 	updateSniffer(cfg.Sniffer)
 	updateHosts(cfg.Hosts)
+	updateGeneral(cfg.General)
 	initInnerTcp()
 	updateDNS(cfg.DNS, cfg.General.IPv6)
 	loadProxyProvider(cfg.Providers)
 	updateProfile(cfg)
 	loadRuleProvider(cfg.RuleProviders)
-	updateGeneral(cfg.General, force)
-	updateListeners(cfg.Listeners)
+	updateListeners(cfg.General, cfg.Listeners, force)
 	updateIPTables(cfg)
 	updateTun(cfg.General)
 	updateExperimental(cfg)
@@ -128,18 +128,40 @@ func GetGeneral() *config.General {
 		GeodataLoader: G.LoaderName(),
 		Interface:     dialer.DefaultInterface.Load(),
 		Sniffing:      tunnel.IsSniffing(),
-		TCPConcurrent: dialer.GetDial(),
+		TCPConcurrent: dialer.GetTcpConcurrent(),
 	}
 
 	return general
 }
 
-func updateListeners(listeners map[string]C.InboundListener) {
+func updateListeners(general *config.General, listeners map[string]C.InboundListener, force bool) {
 	tcpIn := tunnel.TCPIn()
 	udpIn := tunnel.UDPIn()
 	natTable := tunnel.NatTable()
 
 	listener.PatchInboundListeners(listeners, tcpIn, udpIn, natTable, true)
+	if !force {
+		return
+	}
+
+	if general.Interface == "" && (!general.Tun.Enable || !general.Tun.AutoDetectInterface) {
+		dialer.DefaultInterface.Store(general.Interface)
+	}
+
+	allowLan := general.AllowLan
+	listener.SetAllowLan(allowLan)
+
+	bindAddress := general.BindAddress
+	listener.SetBindAddress(bindAddress)
+	listener.ReCreateHTTP(general.Port, tcpIn)
+	listener.ReCreateSocks(general.SocksPort, tcpIn, udpIn)
+	listener.ReCreateRedir(general.RedirPort, tcpIn, udpIn, natTable)
+	listener.ReCreateAutoRedir(general.EBpf.AutoRedir, tcpIn, udpIn)
+	listener.ReCreateTProxy(general.TProxyPort, tcpIn, udpIn, natTable)
+	listener.ReCreateMixed(general.MixedPort, tcpIn, udpIn)
+	listener.ReCreateShadowSocks(general.ShadowSocksConfig, tcpIn, udpIn)
+	listener.ReCreateVmess(general.VmessConfig, tcpIn, udpIn)
+	listener.ReCreateTuic(LC.TuicServer(general.TuicServer), tcpIn, udpIn)
 }
 
 func updateExperimental(c *config.Config) {
@@ -147,9 +169,11 @@ func updateExperimental(c *config.Config) {
 }
 
 func preUpdateExperimental(c *config.Config) {
-	CTLS.AddCertificate(c.TLS.PrivateKey, c.TLS.Certificate)
+	CTLS.ResetCertificate()
 	for _, c := range c.TLS.CustomTrustCert {
-		CTLS.AddCertificate(c.PrivateKey, c.Certificate)
+		if err := CTLS.AddCertificate(c); err != nil {
+			log.Warnln("%s\nadd error: %s", c, err.Error())
+		}
 	}
 }
 
@@ -166,6 +190,7 @@ func updateDNS(c *config.DNS, generalIPv6 bool) {
 		Main:         c.NameServer,
 		Fallback:     c.Fallback,
 		IPv6:         c.IPv6 && generalIPv6,
+		IPv6Timeout:  c.IPv6Timeout,
 		EnhancedMode: c.EnhancedMode,
 		Pool:         c.FakeIPRange,
 		Hosts:        c.Hosts,
@@ -201,8 +226,8 @@ func updateDNS(c *config.DNS, generalIPv6 bool) {
 	dns.ReCreateServer(c.Listen, r, m)
 }
 
-func updateHosts(tree *trie.DomainTrie[netip.Addr]) {
-	resolver.DefaultHosts = tree
+func updateHosts(tree *trie.DomainTrie[resolver.HostValue]) {
+	resolver.DefaultHosts = resolver.NewHosts(tree)
 }
 
 func updateProxies(proxies map[string]C.Proxy, providers map[string]provider.ProxyProvider) {
@@ -304,25 +329,28 @@ func updateTunnels(tunnels []LC.Tunnel) {
 	listener.PatchTunnel(tunnels, tunnel.TCPIn(), tunnel.UDPIn())
 }
 
-func updateGeneral(general *config.General, force bool) {
+func updateGeneral(general *config.General) {
 	tunnel.SetMode(general.Mode)
 	tunnel.SetFindProcessMode(general.FindProcessMode)
-	dialer.DisableIPv6 = !general.IPv6
-	if !dialer.DisableIPv6 {
-		log.Infoln("Use IPv6")
-	}
-	resolver.DisableIPv6 = dialer.DisableIPv6
+	resolver.DisableIPv6 = !general.IPv6
 
 	if general.TCPConcurrent {
-		dialer.SetDial(general.TCPConcurrent)
+		dialer.SetTcpConcurrent(general.TCPConcurrent)
 		log.Infoln("Use tcp concurrent")
 	}
 
-	adapter.UnifiedDelay.Store(general.UnifiedDelay)
-	dialer.DefaultInterface.Store(general.Interface)
+	inbound.SetTfo(general.InboundTfo)
 
-	if dialer.DefaultInterface.Load() != "" {
-		log.Infoln("Use interface name: %s", general.Interface)
+	adapter.UnifiedDelay.Store(general.UnifiedDelay)
+	// Avoid reload configuration clean the value, causing traffic loops
+	if listener.GetTunConf().Enable && listener.GetTunConf().AutoDetectInterface {
+		// changed only when the name is specified
+		// if name is empty, setting delay until after tun loaded
+		if general.Interface != "" && (!general.Tun.Enable || !general.Tun.AutoDetectInterface) {
+			dialer.DefaultInterface.Store(general.Interface)
+		}
+	} else {
+		dialer.DefaultInterface.Store(general.Interface)
 	}
 
 	dialer.DefaultRoutingMark.Store(int32(general.RoutingMark))
@@ -331,35 +359,8 @@ func updateGeneral(general *config.General, force bool) {
 	}
 
 	iface.FlushCache()
-
-	if !force {
-		return
-	}
-
 	geodataLoader := general.GeodataLoader
 	G.SetLoader(geodataLoader)
-
-	allowLan := general.AllowLan
-	listener.SetAllowLan(allowLan)
-
-	bindAddress := general.BindAddress
-	listener.SetBindAddress(bindAddress)
-
-	inbound.SetTfo(general.InboundTfo)
-
-	tcpIn := tunnel.TCPIn()
-	udpIn := tunnel.UDPIn()
-	natTable := tunnel.NatTable()
-
-	listener.ReCreateHTTP(general.Port, tcpIn)
-	listener.ReCreateSocks(general.SocksPort, tcpIn, udpIn)
-	listener.ReCreateRedir(general.RedirPort, tcpIn, udpIn, natTable)
-	listener.ReCreateAutoRedir(general.EBpf.AutoRedir, tcpIn, udpIn)
-	listener.ReCreateTProxy(general.TProxyPort, tcpIn, udpIn, natTable)
-	listener.ReCreateMixed(general.MixedPort, tcpIn, udpIn)
-	listener.ReCreateShadowSocks(general.ShadowSocksConfig, tcpIn, udpIn)
-	listener.ReCreateVmess(general.VmessConfig, tcpIn, udpIn)
-	listener.ReCreateTuic(LC.TuicServer(general.TuicServer), tcpIn, udpIn)
 }
 
 func updateUsers(users []auth.AuthUser) {

hub/hub.go

@@ -4,6 +4,7 @@ import (
 	"github.com/Dreamacro/clash/config"
 	"github.com/Dreamacro/clash/hub/executor"
 	"github.com/Dreamacro/clash/hub/route"
+	"github.com/Dreamacro/clash/log"
 )
 
 type Option func(*config.Config)
@@ -43,7 +44,7 @@ func Parse(options ...Option) error {
 
 	if cfg.General.ExternalController != "" {
 		go route.Start(cfg.General.ExternalController, cfg.General.ExternalControllerTLS,
-			cfg.General.Secret, cfg.TLS.Certificate, cfg.TLS.PrivateKey)
+			cfg.General.Secret, cfg.TLS.Certificate, cfg.TLS.PrivateKey, cfg.General.LogLevel == log.DEBUG)
 	}
 
 	executor.ApplyConfig(cfg, true)

hub/route/configs.go

@@ -228,7 +228,7 @@ func patchConfigs(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if general.TcpConcurrent != nil {
-		dialer.SetDial(*general.TcpConcurrent)
+		dialer.SetTcpConcurrent(*general.TcpConcurrent)
 	}
 
 	if general.InterfaceName != nil {

hub/route/server.go

@@ -5,6 +5,7 @@ import (
 	"crypto/tls"
 	"encoding/json"
 	"net/http"
+	"runtime/debug"
 	"strings"
 	"time"
 
@@ -13,8 +14,8 @@ import (
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
 	"github.com/Dreamacro/clash/tunnel/statistic"
-
 	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
 	"github.com/go-chi/cors"
 	"github.com/go-chi/render"
 	"github.com/gorilla/websocket"
@@ -43,7 +44,7 @@ func SetUIPath(path string) {
 }
 
 func Start(addr string, tlsAddr string, secret string,
-	certificat, privateKey string) {
+	certificat, privateKey string, isDebug bool) {
 	if serverAddr != "" {
 		return
 	}
@@ -59,6 +60,17 @@ func Start(addr string, tlsAddr string, secret string,
 		MaxAge:         300,
 	})
 	r.Use(corsM.Handler)
+	if isDebug {
+		r.Mount("/debug", func() http.Handler {
+			r := chi.NewRouter()
+			r.Put("/gc", func(w http.ResponseWriter, r *http.Request) {
+				debug.FreeOSMemory()
+			})
+			handler := middleware.Profiler
+			r.Mount("/", handler())
+			return r
+		}())
+	}
 	r.Group(func(r chi.Router) {
 		r.Use(authentication)
 		r.Get("/", hello)

listener/sing/log.go

@@ -1,41 +0,0 @@
-package sing
-
-import (
-	"fmt"
-
-	"github.com/Dreamacro/clash/log"
-
-	L "github.com/sagernet/sing/common/logger"
-)
-
-type logger struct{}
-
-func (l logger) Trace(args ...any) {
-	log.Debugln(fmt.Sprint(args...))
-}
-
-func (l logger) Debug(args ...any) {
-	log.Debugln(fmt.Sprint(args...))
-}
-
-func (l logger) Info(args ...any) {
-	log.Infoln(fmt.Sprint(args...))
-}
-
-func (l logger) Warn(args ...any) {
-	log.Warnln(fmt.Sprint(args...))
-}
-
-func (l logger) Error(args ...any) {
-	log.Errorln(fmt.Sprint(args...))
-}
-
-func (l logger) Fatal(args ...any) {
-	log.Fatalln(fmt.Sprint(args...))
-}
-
-func (l logger) Panic(args ...any) {
-	log.Fatalln(fmt.Sprint(args...))
-}
-
-var Logger L.Logger = logger{}

listener/sing_shadowsocks/server.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"net"
 	"strings"
+	"time"
 
 	"github.com/Dreamacro/clash/adapter/inbound"
 	"github.com/Dreamacro/clash/common/sockopt"
@@ -63,7 +64,7 @@ func New(config LC.ShadowsocksServer, tcpIn chan<- C.ConnContext, udpIn chan<- C
 	case common.Contains(shadowaead.List, config.Cipher):
 		sl.service, err = shadowaead.NewService(config.Cipher, nil, config.Password, udpTimeout, h)
 	case common.Contains(shadowaead_2022.List, config.Cipher):
-		sl.service, err = shadowaead_2022.NewServiceWithPassword(config.Cipher, config.Password, udpTimeout, h)
+		sl.service, err = shadowaead_2022.NewServiceWithPassword(config.Cipher, config.Password, udpTimeout, h, time.Now)
 	default:
 		err = fmt.Errorf("shadowsocks: unsupported method: %s", config.Cipher)
 		return embedSS.New(config, tcpIn, udpIn)

listener/sing_tun/server.go

@@ -67,6 +67,26 @@ func CalculateInterfaceName(name string) (tunName string) {
 	return
 }
 
+func checkTunName(tunName string) (ok bool) {
+	defer func() {
+		if !ok {
+			log.Warnln("[TUN] Unsupported tunName(%s) in %s, force regenerate by ourselves.", tunName, runtime.GOOS)
+		}
+	}()
+	if runtime.GOOS == "darwin" {
+		if len(tunName) <= 4 {
+			return false
+		}
+		if tunName[:4] != "utun" {
+			return false
+		}
+		if _, parseErr := strconv.ParseInt(tunName[4:], 10, 16); parseErr != nil {
+			return false
+		}
+	}
+	return true
+}
+
 func New(options LC.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- C.PacketAdapter, additions ...inbound.Addition) (l *Listener, err error) {
 	if len(additions) == 0 {
 		additions = []inbound.Addition{
@@ -75,7 +95,7 @@ func New(options LC.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- C.PacketAdapte
 		}
 	}
 	tunName := options.Device
-	if tunName == "" {
+	if tunName == "" || !checkTunName(tunName) {
 		tunName = CalculateInterfaceName(InterfaceName)
 		options.Device = tunName
 	}
@@ -201,7 +221,7 @@ func New(options LC.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- C.PacketAdapte
 		err = E.Cause(err, "build android rules")
 		return
 	}
-	tunIf, err := tunOpen(tunOptions)
+	tunIf, err := tunNew(tunOptions)
 	if err != nil {
 		err = E.Cause(err, "configure tun interface")
 		return
@@ -217,7 +237,7 @@ func New(options LC.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- C.PacketAdapte
 		EndpointIndependentNat: options.EndpointIndependentNat,
 		UDPTimeout:             udpTimeout,
 		Handler:                handler,
-		Logger:                 sing.Logger,
+		Logger:                 log.SingLogger,
 	})
 	if err != nil {
 		return

listener/sing_tun/server_notwindows.go

@@ -6,6 +6,6 @@ import (
 	tun "github.com/metacubex/sing-tun"
 )
 
-func tunOpen(options tun.Options) (tun.Tun, error) {
-	return tun.Open(options)
+func tunNew(options tun.Options) (tun.Tun, error) {
+	return tun.New(options)
 }

listener/sing_tun/server_windows.go

@@ -8,11 +8,11 @@ import (
 	tun "github.com/metacubex/sing-tun"
 )
 
-func tunOpen(options tun.Options) (tunIf tun.Tun, err error) {
+func tunNew(options tun.Options) (tunIf tun.Tun, err error) {
 	maxRetry := 3
 	for i := 0; i < maxRetry; i++ {
 		timeBegin := time.Now()
-		tunIf, err = tun.Open(options)
+		tunIf, err = tun.New(options)
 		if err == nil {
 			return
 		}

listener/tunnel/tcp.go

@@ -41,7 +41,7 @@ func (l *Listener) handleTCP(conn net.Conn, in chan<- C.ConnContext, additions .
 }
 
 func New(addr, target, proxy string, in chan<- C.ConnContext, additions ...inbound.Addition) (*Listener, error) {
-	l, err := net.Listen("tcp", addr)
+	l, err := inbound.Listen("tcp", addr)
 	if err != nil {
 		return nil, err
 	}

log/sing.go

@@ -0,0 +1,68 @@
+package log
+
+import (
+	"context"
+	"fmt"
+
+	L "github.com/sagernet/sing/common/logger"
+)
+
+type singLogger struct{}
+
+func (l singLogger) TraceContext(ctx context.Context, args ...any) {
+	Debugln(fmt.Sprint(args...))
+}
+
+func (l singLogger) DebugContext(ctx context.Context, args ...any) {
+	Debugln(fmt.Sprint(args...))
+}
+
+func (l singLogger) InfoContext(ctx context.Context, args ...any) {
+	Infoln(fmt.Sprint(args...))
+}
+
+func (l singLogger) WarnContext(ctx context.Context, args ...any) {
+	Warnln(fmt.Sprint(args...))
+}
+
+func (l singLogger) ErrorContext(ctx context.Context, args ...any) {
+	Errorln(fmt.Sprint(args...))
+}
+
+func (l singLogger) FatalContext(ctx context.Context, args ...any) {
+	Fatalln(fmt.Sprint(args...))
+}
+
+func (l singLogger) PanicContext(ctx context.Context, args ...any) {
+	Fatalln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Trace(args ...any) {
+	Debugln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Debug(args ...any) {
+	Debugln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Info(args ...any) {
+	Infoln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Warn(args ...any) {
+	Warnln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Error(args ...any) {
+	Errorln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Fatal(args ...any) {
+	Fatalln(fmt.Sprint(args...))
+}
+
+func (l singLogger) Panic(args ...any) {
+	Fatalln(fmt.Sprint(args...))
+}
+
+var SingLogger L.ContextLogger = singLogger{}

transport/gun/gun.go

@@ -20,6 +20,7 @@ import (
 	"github.com/Dreamacro/clash/common/buf"
 	"github.com/Dreamacro/clash/common/pool"
 	tlsC "github.com/Dreamacro/clash/component/tls"
+
 	"go.uber.org/atomic"
 	"golang.org/x/net/http2"
 )
@@ -189,7 +190,7 @@ func (g *Conn) SetDeadline(t time.Time) error {
 	return nil
 }
 
-func NewHTTP2Client(dialFn DialFn, tlsConfig *tls.Config, Fingerprint string) *TransportWrap {
+func NewHTTP2Client(dialFn DialFn, tlsConfig *tls.Config, Fingerprint string, realityConfig *tlsC.RealityConfig) *TransportWrap {
 	wrap := TransportWrap{}
 
 	dialFunc := func(ctx context.Context, network, addr string, cfg *tls.Config) (net.Conn, error) {
@@ -201,20 +202,37 @@ func NewHTTP2Client(dialFn DialFn, tlsConfig *tls.Config, Fingerprint string) *T
 		wrap.remoteAddr = pconn.RemoteAddr()
 
 		if len(Fingerprint) != 0 {
-			if fingerprint, exists := tlsC.GetFingerprint(Fingerprint); exists {
-				utlsConn := tlsC.UClient(pconn, cfg, fingerprint)
-				if err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx); err != nil {
+			if realityConfig == nil {
+				if fingerprint, exists := tlsC.GetFingerprint(Fingerprint); exists {
+					utlsConn := tlsC.UClient(pconn, cfg, fingerprint)
+					if err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx); err != nil {
+						pconn.Close()
+						return nil, err
+					}
+					state := utlsConn.(*tlsC.UConn).ConnectionState()
+					if p := state.NegotiatedProtocol; p != http2.NextProtoTLS {
+						utlsConn.Close()
+						return nil, fmt.Errorf("http2: unexpected ALPN protocol %s, want %s", p, http2.NextProtoTLS)
+					}
+					return utlsConn, nil
+				}
+			} else {
+				realityConn, err := tlsC.GetRealityConn(ctx, pconn, Fingerprint, cfg, realityConfig)
+				if err != nil {
 					pconn.Close()
 					return nil, err
 				}
-				state := utlsConn.(*tlsC.UConn).ConnectionState()
-				if p := state.NegotiatedProtocol; p != http2.NextProtoTLS {
-					utlsConn.Close()
-					return nil, fmt.Errorf("http2: unexpected ALPN protocol %s, want %s", p, http2.NextProtoTLS)
-				}
-				return utlsConn, nil
+				//state := realityConn.(*utls.UConn).ConnectionState()
+				//if p := state.NegotiatedProtocol; p != http2.NextProtoTLS {
+				//	realityConn.Close()
+				//	return nil, fmt.Errorf("http2: unexpected ALPN protocol %s, want %s", p, http2.NextProtoTLS)
+				//}
+				return realityConn, nil
 			}
 		}
+		if realityConfig != nil {
+			return nil, errors.New("REALITY is based on uTLS, please set a client-fingerprint")
+		}
 
 		conn := tls.Client(pconn, cfg)
 		if err := conn.HandshakeContext(ctx); err != nil {
@@ -274,11 +292,11 @@ func StreamGunWithTransport(transport *TransportWrap, cfg *Config) (net.Conn, er
 	return conn, nil
 }
 
-func StreamGunWithConn(conn net.Conn, tlsConfig *tls.Config, cfg *Config) (net.Conn, error) {
+func StreamGunWithConn(conn net.Conn, tlsConfig *tls.Config, cfg *Config, realityConfig *tlsC.RealityConfig) (net.Conn, error) {
 	dialFn := func(network, addr string) (net.Conn, error) {
 		return conn, nil
 	}
 
-	transport := NewHTTP2Client(dialFn, tlsConfig, cfg.ClientFingerprint)
+	transport := NewHTTP2Client(dialFn, tlsConfig, cfg.ClientFingerprint, realityConfig)
 	return StreamGunWithTransport(transport, cfg)
 }

transport/hysteria/conns/udp/hop.go

@@ -2,7 +2,6 @@ package udp
 
 import (
 	"errors"
-	"math/rand"
 	"net"
 	"strconv"
 	"strings"
@@ -12,6 +11,8 @@ import (
 
 	"github.com/Dreamacro/clash/transport/hysteria/obfs"
 	"github.com/Dreamacro/clash/transport/hysteria/utils"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 const (
@@ -85,7 +86,7 @@ func NewObfsUDPHopClientPacketConn(server string, serverPorts string, hopInterva
 		serverAddrs: serverAddrs,
 		hopInterval: hopInterval,
 		obfs:        obfs,
-		addrIndex:   rand.Intn(len(serverAddrs)),
+		addrIndex:   fastrand.Intn(len(serverAddrs)),
 		recvQueue:   make(chan *udpPacket, packetQueueSize),
 		closeChan:   make(chan struct{}),
 		bufPool: sync.Pool{
@@ -176,7 +177,7 @@ func (c *ObfsUDPHopClientPacketConn) hop(dialer utils.PacketDialer, rAddr net.Ad
 		_ = trySetPacketConnWriteBuffer(c.currentConn, c.writeBufferSize)
 	}
 	go c.recvRoutine(c.currentConn)
-	c.addrIndex = rand.Intn(len(c.serverAddrs))
+	c.addrIndex = fastrand.Intn(len(c.serverAddrs))
 }
 
 func (c *ObfsUDPHopClientPacketConn) ReadFrom(b []byte) (int, net.Addr, error) {

transport/hysteria/conns/wechat/obfs.go

@@ -2,12 +2,14 @@ package wechat
 
 import (
 	"encoding/binary"
-	"github.com/Dreamacro/clash/log"
-	"github.com/Dreamacro/clash/transport/hysteria/obfs"
-	"math/rand"
 	"net"
 	"sync"
 	"time"
+
+	"github.com/Dreamacro/clash/log"
+	"github.com/Dreamacro/clash/transport/hysteria/obfs"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 const udpBufferSize = 65535
@@ -29,7 +31,7 @@ func NewObfsWeChatUDPConn(orig net.PacketConn, obfs obfs.Obfuscator) *ObfsWeChat
 		obfs:     obfs,
 		readBuf:  make([]byte, udpBufferSize),
 		writeBuf: make([]byte, udpBufferSize),
-		sn:       rand.Uint32() & 0xFFFF,
+		sn:       fastrand.Uint32() & 0xFFFF,
 	}
 }
 

transport/hysteria/core/client.go

@@ -6,20 +6,20 @@ import (
 	"crypto/tls"
 	"errors"
 	"fmt"
-	"math/rand"
 	"net"
 	"strconv"
 	"sync"
 	"time"
 
-	"github.com/lunixbochs/struc"
-	"github.com/metacubex/quic-go"
-	"github.com/metacubex/quic-go/congestion"
-
 	"github.com/Dreamacro/clash/transport/hysteria/obfs"
 	"github.com/Dreamacro/clash/transport/hysteria/pmtud_fix"
 	"github.com/Dreamacro/clash/transport/hysteria/transport"
 	"github.com/Dreamacro/clash/transport/hysteria/utils"
+
+	"github.com/lunixbochs/struc"
+	"github.com/metacubex/quic-go"
+	"github.com/metacubex/quic-go/congestion"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 var (
@@ -408,7 +408,7 @@ func (c *quicPktConn) WriteTo(p []byte, addr string) error {
 	if err != nil {
 		if errSize, ok := err.(quic.ErrMessageTooLarge); ok {
 			// need to frag
-			msg.MsgID = uint16(rand.Intn(0xFFFF)) + 1 // msgID must be > 0 when fragCount > 1
+			msg.MsgID = uint16(fastrand.Intn(0xFFFF)) + 1 // msgID must be > 0 when fragCount > 1
 			fragMsgs := fragUDPMessage(msg, int(errSize))
 			for _, fragMsg := range fragMsgs {
 				msgBuf.Reset()

transport/hysteria/obfs/xplus.go

@@ -2,9 +2,8 @@ package obfs
 
 import (
 	"crypto/sha256"
-	"math/rand"
-	"sync"
-	"time"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 // [salt][obfuscated payload]
@@ -12,16 +11,12 @@ import (
 const saltLen = 16
 
 type XPlusObfuscator struct {
-	Key     []byte
-	RandSrc *rand.Rand
-
-	lk sync.Mutex
+	Key []byte
 }
 
 func NewXPlusObfuscator(key []byte) *XPlusObfuscator {
 	return &XPlusObfuscator{
-		Key:     key,
-		RandSrc: rand.New(rand.NewSource(time.Now().UnixNano())),
+		Key: key,
 	}
 }
 
@@ -40,9 +35,7 @@ func (x *XPlusObfuscator) Deobfuscate(in []byte, out []byte) int {
 }
 
 func (x *XPlusObfuscator) Obfuscate(in []byte, out []byte) int {
-	x.lk.Lock()
-	_, _ = x.RandSrc.Read(out[:saltLen]) // salt
-	x.lk.Unlock()
+	_, _ = fastrand.Read(out[:saltLen]) // salt
 	// Obfuscate the payload
 	key := sha256.Sum256(append(x.Key, out[:saltLen]...))
 	for i, c := range in {

transport/restls/restls.go

@@ -0,0 +1,57 @@
+package restls
+
+import (
+	"net"
+
+	tls "github.com/3andne/restls-client-go"
+)
+
+const (
+	Mode string = "restls"
+)
+
+// Restls
+type Restls struct {
+	net.Conn
+	firstPacketCache []byte
+	firstPacket      bool
+}
+
+func (r *Restls) Read(b []byte) (int, error) {
+	if err := r.Conn.(*tls.UConn).Handshake(); err != nil {
+		return 0, err
+	}
+	n, err := r.Conn.(*tls.UConn).Read(b)
+	return n, err
+}
+
+func (r *Restls) Write(b []byte) (int, error) {
+	if r.firstPacket {
+		r.firstPacketCache = append([]byte(nil), b...)
+		r.firstPacket = false
+		return len(b), nil
+	}
+	if len(r.firstPacketCache) != 0 {
+		b = append(r.firstPacketCache, b...)
+		r.firstPacketCache = nil
+	}
+	n, err := r.Conn.(*tls.UConn).Write(b)
+	return n, err
+}
+
+// NewRestls return a Restls Connection
+func NewRestls(conn net.Conn, config *tls.Config) (net.Conn, error) {
+	if config != nil {
+		clientIDPtr := config.ClientID.Load()
+		if clientIDPtr != nil {
+			return &Restls{
+				Conn:        tls.UClient(conn, config, *clientIDPtr),
+				firstPacket: true,
+			}, nil
+		}
+	}
+	return &Restls{
+		Conn:        tls.UClient(conn, config, tls.HelloChrome_Auto),
+		firstPacket: true,
+	}, nil
+}

transport/simple-obfs/http.go

@@ -5,11 +5,12 @@ import (
 	"encoding/base64"
 	"fmt"
 	"io"
-	"math/rand"
 	"net"
 	"net/http"
 
 	"github.com/Dreamacro/clash/common/pool"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 // HTTPObfs is shadowsocks http simple-obfs implementation
@@ -63,9 +64,9 @@ func (ho *HTTPObfs) Read(b []byte) (int, error) {
 func (ho *HTTPObfs) Write(b []byte) (int, error) {
 	if ho.firstRequest {
 		randBytes := make([]byte, 16)
-		rand.Read(randBytes)
+		fastrand.Read(randBytes)
 		req, _ := http.NewRequest("GET", fmt.Sprintf("http://%s/", ho.host), bytes.NewBuffer(b[:]))
-		req.Header.Set("User-Agent", fmt.Sprintf("curl/7.%d.%d", rand.Int()%54, rand.Int()%2))
+		req.Header.Set("User-Agent", fmt.Sprintf("curl/7.%d.%d", fastrand.Int()%54, fastrand.Int()%2))
 		req.Header.Set("Upgrade", "websocket")
 		req.Header.Set("Connection", "Upgrade")
 		req.Host = ho.host

transport/simple-obfs/tls.go

@@ -4,16 +4,13 @@ import (
 	"bytes"
 	"encoding/binary"
 	"io"
-	"math/rand"
 	"net"
 	"time"
 
 	"github.com/Dreamacro/clash/common/pool"
-)
 
-func init() {
-	rand.Seed(time.Now().Unix())
-}
+	"github.com/zhangyunhao116/fastrand"
+)
 
 const (
 	chunkSize = 1 << 14 // 2 ** 14 == 16 * 1024
@@ -130,8 +127,8 @@ func NewTLSObfs(conn net.Conn, server string) net.Conn {
 func makeClientHelloMsg(data []byte, server string) []byte {
 	random := make([]byte, 28)
 	sessionID := make([]byte, 32)
-	rand.Read(random)
-	rand.Read(sessionID)
+	fastrand.Read(random)
+	fastrand.Read(sessionID)
 
 	buf := &bytes.Buffer{}
 

transport/sing-shadowtls/shadowtls.go

@@ -0,0 +1,91 @@
+package sing_shadowtls
+
+import (
+	"context"
+	"crypto/tls"
+	"net"
+
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	"github.com/Dreamacro/clash/log"
+
+	"github.com/sagernet/sing-shadowtls"
+	sing_common "github.com/sagernet/sing/common"
+	utls "github.com/sagernet/utls"
+)
+
+const (
+	Mode string = "shadow-tls"
+)
+
+var (
+	DefaultALPN = []string{"h2", "http/1.1"}
+)
+
+type ShadowTLSOption struct {
+	Password          string
+	Host              string
+	Fingerprint       string
+	ClientFingerprint string
+	SkipCertVerify    bool
+	Version           int
+}
+
+func NewShadowTLS(ctx context.Context, conn net.Conn, option *ShadowTLSOption) (net.Conn, error) {
+	tlsConfig := &tls.Config{
+		NextProtos:         DefaultALPN,
+		MinVersion:         tls.VersionTLS12,
+		InsecureSkipVerify: option.SkipCertVerify,
+		ServerName:         option.Host,
+	}
+
+	var err error
+	if len(option.Fingerprint) == 0 {
+		tlsConfig = tlsC.GetGlobalTLSConfig(tlsConfig)
+	} else {
+		if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint); err != nil {
+			return nil, err
+		}
+	}
+
+	tlsHandshake := shadowtls.DefaultTLSHandshakeFunc(option.Password, tlsConfig)
+	if len(option.ClientFingerprint) != 0 {
+		if fingerprint, exists := tlsC.GetFingerprint(option.ClientFingerprint); exists {
+			tlsHandshake = uTLSHandshakeFunc(tlsConfig, *fingerprint.ClientHelloID)
+		}
+	}
+	client, err := shadowtls.NewClient(shadowtls.ClientConfig{
+		Version:      option.Version,
+		Password:     option.Password,
+		TLSHandshake: tlsHandshake,
+		Logger:       log.SingLogger,
+	})
+	if err != nil {
+		return nil, err
+	}
+	return client.DialContextConn(ctx, conn)
+}
+
+func uTLSHandshakeFunc(config *tls.Config, clientHelloID utls.ClientHelloID) shadowtls.TLSHandshakeFunc {
+	return func(ctx context.Context, conn net.Conn, sessionIDGenerator shadowtls.TLSSessionIDGeneratorFunc) error {
+		tlsConfig := &utls.Config{
+			Rand:                  config.Rand,
+			Time:                  config.Time,
+			VerifyPeerCertificate: config.VerifyPeerCertificate,
+			RootCAs:               config.RootCAs,
+			NextProtos:            config.NextProtos,
+			ServerName:            config.ServerName,
+			InsecureSkipVerify:    config.InsecureSkipVerify,
+			CipherSuites:          config.CipherSuites,
+			MinVersion:            config.MinVersion,
+			MaxVersion:            config.MaxVersion,
+			CurvePreferences: sing_common.Map(config.CurvePreferences, func(it tls.CurveID) utls.CurveID {
+				return utls.CurveID(it)
+			}),
+			SessionTicketsDisabled: config.SessionTicketsDisabled,
+			Renegotiation:          utls.RenegotiationSupport(config.Renegotiation),
+			SessionIDGenerator:     sessionIDGenerator,
+		}
+		tlsConn := utls.UClient(conn, tlsConfig, clientHelloID)
+		return tlsConn.HandshakeContext(ctx)
+	}
+}

transport/ssr/obfs/http_simple.go

@@ -4,12 +4,13 @@ import (
 	"bytes"
 	"encoding/hex"
 	"io"
-	"math/rand"
 	"net"
 	"strconv"
 	"strings"
 
 	"github.com/Dreamacro/clash/common/pool"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 func init() {
@@ -81,7 +82,7 @@ func (c *httpConn) Write(b []byte) (int, error) {
 	bLength := len(b)
 	headDataLength := bLength
 	if bLength-headLength > 64 {
-		headDataLength = headLength + rand.Intn(65)
+		headDataLength = headLength + fastrand.Intn(65)
 	}
 	headData := b[:headDataLength]
 	b = b[headDataLength:]
@@ -99,7 +100,7 @@ func (c *httpConn) Write(b []byte) (int, error) {
 		}
 	}
 	hosts := strings.Split(host, ",")
-	host = hosts[rand.Intn(len(hosts))]
+	host = hosts[fastrand.Intn(len(hosts))]
 
 	buf := pool.GetBuffer()
 	defer pool.PutBuffer(buf)
@@ -118,7 +119,7 @@ func (c *httpConn) Write(b []byte) (int, error) {
 		buf.WriteString(body + "\r\n\r\n")
 	} else {
 		buf.WriteString("User-Agent: ")
-		buf.WriteString(userAgent[rand.Intn(len(userAgent))])
+		buf.WriteString(userAgent[fastrand.Intn(len(userAgent))])
 		buf.WriteString("\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nAccept-Language: en-US,en;q=0.8\r\nAccept-Encoding: gzip, deflate\r\n")
 		if c.post {
 			packBoundary(buf)
@@ -146,7 +147,7 @@ func packBoundary(buf *bytes.Buffer) {
 	buf.WriteString("Content-Type: multipart/form-data; boundary=")
 	set := "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
 	for i := 0; i < 32; i++ {
-		buf.WriteByte(set[rand.Intn(62)])
+		buf.WriteByte(set[fastrand.Intn(62)])
 	}
 	buf.WriteString("\r\n")
 }

transport/ssr/obfs/random_head.go

@@ -3,10 +3,11 @@ package obfs
 import (
 	"encoding/binary"
 	"hash/crc32"
-	"math/rand"
 	"net"
 
 	"github.com/Dreamacro/clash/common/pool"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 func init() {
@@ -53,10 +54,10 @@ func (c *randomHeadConn) Write(b []byte) (int, error) {
 	c.buf = append(c.buf, b...)
 	if !c.hasSentHeader {
 		c.hasSentHeader = true
-		dataLength := rand.Intn(96) + 4
+		dataLength := fastrand.Intn(96) + 4
 		buf := pool.Get(dataLength + 4)
 		defer pool.Put(buf)
-		rand.Read(buf[:dataLength])
+		fastrand.Read(buf[:dataLength])
 		binary.LittleEndian.PutUint32(buf[dataLength:], 0xffffffff-crc32.ChecksumIEEE(buf[:dataLength]))
 		_, err := c.Conn.Write(buf)
 		return len(b), err

transport/ssr/obfs/tls1.2_ticket_auth.go

@@ -4,13 +4,14 @@ import (
 	"bytes"
 	"crypto/hmac"
 	"encoding/binary"
-	"math/rand"
 	"net"
 	"strings"
 	"time"
 
 	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/transport/ssr/tools"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 func init() {
@@ -25,7 +26,7 @@ type tls12Ticket struct {
 
 func newTLS12Ticket(b *Base) Obfs {
 	r := &tls12Ticket{Base: b, authData: &authData{}}
-	rand.Read(r.clientID[:])
+	fastrand.Read(r.clientID[:])
 	return r
 }
 
@@ -90,7 +91,7 @@ func (c *tls12TicketConn) Write(b []byte) (int, error) {
 		buf := pool.GetBuffer()
 		defer pool.PutBuffer(buf)
 		for len(b) > 2048 {
-			size := rand.Intn(4096) + 100
+			size := fastrand.Intn(4096) + 100
 			if len(b) < size {
 				size = len(b)
 			}
@@ -196,7 +197,7 @@ func packSNIData(buf *bytes.Buffer, u string) {
 }
 
 func (c *tls12TicketConn) packTicketBuf(buf *bytes.Buffer, u string) {
-	length := 16 * (rand.Intn(17) + 8)
+	length := 16 * (fastrand.Intn(17) + 8)
 	buf.Write([]byte{0, 0x23})
 	binary.Write(buf, binary.BigEndian, uint16(length))
 	tools.AppendRandBytes(buf, length)
@@ -221,6 +222,6 @@ func (t *tls12Ticket) getHost() string {
 		host = ""
 	}
 	hosts := strings.Split(host, ",")
-	host = hosts[rand.Intn(len(hosts))]
+	host = hosts[fastrand.Intn(len(hosts))]
 	return host
 }

transport/ssr/protocol/auth_aes128_sha1.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"encoding/binary"
 	"math"
-	"math/rand"
 	"net"
 	"strconv"
 	"strings"
@@ -12,6 +11,8 @@ import (
 	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/log"
 	"github.com/Dreamacro/clash/transport/ssr/tools"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 type (
@@ -64,7 +65,7 @@ func (a *authAES128) initUserData() {
 	}
 	if len(a.userKey) == 0 {
 		a.userKey = a.Key
-		rand.Read(a.userID[:])
+		fastrand.Read(a.userID[:])
 	}
 }
 
@@ -198,7 +199,7 @@ func (a *authAES128) packData(poolBuf *bytes.Buffer, data []byte, fullDataLength
 }
 
 func trapezoidRandom(max int, d float64) int {
-	base := rand.Float64()
+	base := fastrand.Float64()
 	if d-0 > 1e-6 {
 		a := 1 - d
 		base = (math.Sqrt(a*a+4*d*base) - a) / (2 * d)
@@ -219,10 +220,10 @@ func (a *authAES128) getRandDataLengthForPackData(dataLength, fullDataLength int
 		if revLength > -1460 {
 			return trapezoidRandom(revLength+1460, -0.3)
 		}
-		return rand.Intn(32)
+		return fastrand.Intn(32)
 	}
 	if dataLength > 900 {
-		return rand.Intn(revLength)
+		return fastrand.Intn(revLength)
 	}
 	return trapezoidRandom(revLength, -0.3)
 }
@@ -247,7 +248,7 @@ func (a *authAES128) packAuthData(poolBuf *bytes.Buffer, data []byte) {
 	copy(macKey, a.iv)
 	copy(macKey[len(a.iv):], a.Key)
 
-	poolBuf.WriteByte(byte(rand.Intn(256)))
+	poolBuf.WriteByte(byte(fastrand.Intn(256)))
 	poolBuf.Write(a.hmac(macKey, poolBuf.Bytes())[:6])
 	poolBuf.Write(a.userID[:])
 	err := a.authData.putEncryptedData(poolBuf, a.userKey, [2]int{packedAuthDataLength, randDataLength}, a.salt)
@@ -263,9 +264,9 @@ func (a *authAES128) packAuthData(poolBuf *bytes.Buffer, data []byte) {
 
 func (a *authAES128) getRandDataLengthForPackAuthData(size int) int {
 	if size > 400 {
-		return rand.Intn(512)
+		return fastrand.Intn(512)
 	}
-	return rand.Intn(1024)
+	return fastrand.Intn(1024)
 }
 
 func (a *authAES128) packRandData(poolBuf *bytes.Buffer, size int) {

transport/ssr/protocol/auth_sha1_v4.go

@@ -5,11 +5,12 @@ import (
 	"encoding/binary"
 	"hash/adler32"
 	"hash/crc32"
-	"math/rand"
 	"net"
 
 	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/transport/ssr/tools"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 func init() {
@@ -176,7 +177,7 @@ func (a *authSHA1V4) getRandDataLength(size int) int {
 		return 0
 	}
 	if size > 400 {
-		return rand.Intn(256)
+		return fastrand.Intn(256)
 	}
-	return rand.Intn(512)
+	return fastrand.Intn(512)
 }

transport/ssr/protocol/base.go

@@ -6,13 +6,14 @@ import (
 	"crypto/cipher"
 	"encoding/base64"
 	"encoding/binary"
-	"math/rand"
 	"sync"
 	"time"
 
 	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/log"
 	"github.com/Dreamacro/clash/transport/shadowsocks/core"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 type Base struct {
@@ -37,8 +38,8 @@ func (a *authData) next() *authData {
 	a.mutex.Lock()
 	defer a.mutex.Unlock()
 	if a.connectionID > 0xff000000 || a.connectionID == 0 {
-		rand.Read(a.clientID[:])
-		a.connectionID = rand.Uint32() & 0xffffff
+		fastrand.Read(a.clientID[:])
+		a.connectionID = fastrand.Uint32() & 0xffffff
 	}
 	a.connectionID++
 	copy(r.clientID[:], a.clientID[:])

transport/ssr/protocol/protocol.go

@@ -4,8 +4,9 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
-	"math/rand"
 	"net"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 var (
@@ -68,7 +69,7 @@ func getHeadSize(b []byte, defaultValue int) int {
 
 func getDataLength(b []byte) int {
 	bLength := len(b)
-	dataLength := getHeadSize(b, 30) + rand.Intn(32)
+	dataLength := getHeadSize(b, 30) + fastrand.Intn(32)
 	if bLength < dataLength {
 		return bLength
 	}

transport/trojan/trojan.go

@@ -19,6 +19,7 @@ import (
 	"github.com/Dreamacro/clash/transport/socks5"
 	"github.com/Dreamacro/clash/transport/vless"
 	"github.com/Dreamacro/clash/transport/vmess"
+
 	xtls "github.com/xtls/go"
 )
 
@@ -54,6 +55,7 @@ type Option struct {
 	Flow              string
 	FlowShow          bool
 	ClientFingerprint string
+	Reality           *tlsC.RealityConfig
 }
 
 type WebsocketOption struct {
@@ -117,16 +119,24 @@ func (t *Trojan) StreamConn(conn net.Conn) (net.Conn, error) {
 		}
 
 		if len(t.option.ClientFingerprint) != 0 {
-			utlsConn, valid := vmess.GetUtlsConnWithClientFingerprint(conn, t.option.ClientFingerprint, tlsConfig)
-			if valid {
+			if t.option.Reality == nil {
+				utlsConn, valid := vmess.GetUTLSConn(conn, t.option.ClientFingerprint, tlsConfig)
+				if valid {
+					ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
+					defer cancel()
+
+					err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx)
+					return utlsConn, err
+				}
+			} else {
 				ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
 				defer cancel()
-
-				err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx)
-				return utlsConn, err
-
+				return tlsC.GetRealityConn(ctx, conn, t.option.ClientFingerprint, tlsConfig, t.option.Reality)
 			}
 		}
+		if t.option.Reality != nil {
+			return nil, errors.New("REALITY is based on uTLS, please set a client-fingerprint")
+		}
 
 		tlsConn := tls.Client(conn, tlsConfig)
 

transport/tuic/client.go

@@ -6,19 +6,19 @@ import (
 	"context"
 	"crypto/tls"
 	"errors"
-	"math/rand"
 	"net"
 	"runtime"
 	"sync"
 	"sync/atomic"
 	"time"
 
-	"github.com/metacubex/quic-go"
-
 	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/pool"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
+
+	"github.com/metacubex/quic-go"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 var (
@@ -352,7 +352,7 @@ func (t *clientImpl) ListenPacketWithDialer(ctx context.Context, metadata *C.Met
 	pipe1, pipe2 := net.Pipe()
 	var connId uint32
 	for {
-		connId = rand.Uint32()
+		connId = fastrand.Uint32()
 		_, loaded := t.udpInputMap.LoadOrStore(connId, pipe1)
 		if !loaded {
 			break

transport/tuic/congestion/bbr_sender.go

@@ -5,11 +5,11 @@ package congestion
 import (
 	"fmt"
 	"math"
-	"math/rand"
 	"net"
 	"time"
 
 	"github.com/metacubex/quic-go/congestion"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 const (
@@ -780,7 +780,7 @@ func (b *bbrSender) EnterProbeBandwidthMode(now time.Time) {
 	// Pick a random offset for the gain cycle out of {0, 2..7} range. 1 is
 	// excluded because in that case increased gain and decreased gain would not
 	// follow each other.
-	b.cycleCurrentOffset = rand.Int() % (GainCycleLength - 1)
+	b.cycleCurrentOffset = fastrand.Int() % (GainCycleLength - 1)
 	if b.cycleCurrentOffset >= 1 {
 		b.cycleCurrentOffset += 1
 	}

transport/tuic/conn.go

@@ -200,7 +200,7 @@ func (q *quicStreamPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err err
 }
 
 func (q *quicStreamPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
-	if len(p) > q.maxUdpRelayPacketSize {
+	if q.udpRelayMode != "quic" && len(p) > q.maxUdpRelayPacketSize {
 		return 0, fmt.Errorf("udp packet too large(%d > %d)", len(p), q.maxUdpRelayPacketSize)
 	}
 	if q.closed {
@@ -215,7 +215,6 @@ func (q *quicStreamPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err erro
 			q.deferQuicConnFn(q.quicConn, err)
 		}()
 	}
-	addr.String()
 	buf := pool.GetBuffer()
 	defer pool.PutBuffer(buf)
 	addrPort, err := netip.ParseAddrPort(addr.String())
@@ -239,7 +238,8 @@ func (q *quicStreamPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err erro
 			return
 		}
 	default: // native
-		err = q.quicConn.SendMessage(buf.Bytes())
+		data := buf.Bytes()
+		err = q.quicConn.SendMessage(data)
 		if err != nil {
 			return
 		}
@@ -250,7 +250,29 @@ func (q *quicStreamPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err erro
 }
 
 func (q *quicStreamPacketConn) LocalAddr() net.Addr {
-	return q.quicConn.LocalAddr()
+	addr := q.quicConn.LocalAddr()
+	if q.inputConn != nil { // client
+		return &packetAddr{addrStr: q.quicConn.LocalAddr().String(), connId: q.connId, rawAddr: addr}
+	}
+	return addr // server
 }
 
 var _ net.PacketConn = &quicStreamPacketConn{}
+
+type packetAddr struct {
+	addrStr string
+	connId  uint32
+	rawAddr net.Addr
+}
+
+func (a packetAddr) Network() string {
+	return "tuic"
+}
+
+func (a packetAddr) String() string {
+	return fmt.Sprintf("%s-%d", a.addrStr, a.connId)
+}
+
+func (a packetAddr) RawAddr() net.Addr {
+	return a.rawAddr
+}

transport/tuic/protocol.go

@@ -114,9 +114,6 @@ func NewAuthenticate(TKN [32]byte) Authenticate {
 
 func ReadAuthenticateWithHead(head CommandHead, reader BufferedReader) (c Authenticate, err error) {
 	c.CommandHead = head
-	if err != nil {
-		return
-	}
 	if c.CommandHead.TYPE != AuthenticateType {
 		err = fmt.Errorf("error command type: %s", c.CommandHead.TYPE)
 		return
@@ -170,9 +167,6 @@ func NewConnect(ADDR Address) Connect {
 
 func ReadConnectWithHead(head CommandHead, reader BufferedReader) (c Connect, err error) {
 	c.CommandHead = head
-	if err != nil {
-		return
-	}
 	if c.CommandHead.TYPE != ConnectType {
 		err = fmt.Errorf("error command type: %s", c.CommandHead.TYPE)
 		return
@@ -228,9 +222,6 @@ func NewPacket(ASSOC_ID uint32, LEN uint16, ADDR Address, DATA []byte) Packet {
 
 func ReadPacketWithHead(head CommandHead, reader BufferedReader) (c Packet, err error) {
 	c.CommandHead = head
-	if err != nil {
-		return
-	}
 	if c.CommandHead.TYPE != PacketType {
 		err = fmt.Errorf("error command type: %s", c.CommandHead.TYPE)
 		return
@@ -305,9 +296,6 @@ func NewDissociate(ASSOC_ID uint32) Dissociate {
 
 func ReadDissociateWithHead(head CommandHead, reader BufferedReader) (c Dissociate, err error) {
 	c.CommandHead = head
-	if err != nil {
-		return
-	}
 	if c.CommandHead.TYPE != DissociateType {
 		err = fmt.Errorf("error command type: %s", c.CommandHead.TYPE)
 		return
@@ -476,15 +464,17 @@ func NewAddress(metadata *C.Metadata) Address {
 
 func NewAddressAddrPort(addrPort netip.AddrPort) Address {
 	var addrType byte
-	if addrPort.Addr().Is4() {
+	port := addrPort.Port()
+	addr := addrPort.Addr().Unmap()
+	if addr.Is4() {
 		addrType = AtypIPv4
 	} else {
 		addrType = AtypIPv6
 	}
 	return Address{
 		TYPE: addrType,
-		ADDR: addrPort.Addr().AsSlice(),
-		PORT: addrPort.Port(),
+		ADDR: addr.AsSlice(),
+		PORT: port,
 	}
 }
 

transport/tuic/server.go

@@ -5,19 +5,19 @@ import (
 	"bytes"
 	"context"
 	"crypto/tls"
-	"fmt"
 	"net"
 	"sync"
 	"sync/atomic"
 	"time"
 
-	"github.com/gofrs/uuid"
-	"github.com/metacubex/quic-go"
-
 	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/pool"
+	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/transport/socks5"
+
+	"github.com/gofrs/uuid"
+	"github.com/metacubex/quic-go"
 )
 
 type ServerOption struct {
@@ -55,7 +55,7 @@ func (s *Server) Serve() error {
 			return err
 		}
 		SetCongestionController(conn, s.CongestionController)
-		uuid, err := uuid.NewV4()
+		uuid, err := utils.UnsafeUUIDGenerator.NewV4()
 		if err != nil {
 			return err
 		}
@@ -75,7 +75,7 @@ func (s *Server) Close() error {
 
 type serverHandler struct {
 	*Server
-	quicConn quic.Connection
+	quicConn quic.EarlyConnection
 	uuid     uuid.UUID
 
 	authCh   chan struct{}
@@ -86,13 +86,6 @@ type serverHandler struct {
 }
 
 func (s *serverHandler) handle() {
-	time.AfterFunc(s.AuthenticationTimeout, func() {
-		s.authOnce.Do(func() {
-			_ = s.quicConn.CloseWithError(AuthenticationTimeout, "")
-			s.authOk = false
-			close(s.authCh)
-		})
-	})
 	go func() {
 		_ = s.handleUniStream()
 	}()
@@ -102,6 +95,15 @@ func (s *serverHandler) handle() {
 	go func() {
 		_ = s.handleMessage()
 	}()
+
+	<-s.quicConn.HandshakeComplete().Done()
+	time.AfterFunc(s.AuthenticationTimeout, func() {
+		s.authOnce.Do(func() {
+			_ = s.quicConn.CloseWithError(AuthenticationTimeout, "AuthenticationTimeout")
+			s.authOk = false
+			close(s.authCh)
+		})
+	})
 }
 
 func (s *serverHandler) handleMessage() (err error) {
@@ -151,14 +153,10 @@ func (s *serverHandler) parsePacket(packet Packet, udpRelayMode string) (err err
 	return s.HandleUdpFn(packet.ADDR.SocksAddr(), &serverUDPPacket{
 		pc:     pc,
 		packet: &packet,
-		rAddr:  s.genServerAssocIdAddr(assocId, s.quicConn.RemoteAddr()),
+		rAddr:  &packetAddr{addrStr: "tuic-" + s.uuid.String(), connId: assocId, rawAddr: s.quicConn.RemoteAddr()},
 	})
 }
 
-func (s *serverHandler) genServerAssocIdAddr(assocId uint32, addr net.Addr) net.Addr {
-	return &ServerAssocIdAddr{assocId: fmt.Sprintf("tuic-%s-%d", s.uuid.String(), assocId), addr: addr}
-}
-
 func (s *serverHandler) handleStream() (err error) {
 	for {
 		var quicStream quic.Stream
@@ -238,7 +236,7 @@ func (s *serverHandler) handleUniStream() (err error) {
 				}
 				s.authOnce.Do(func() {
 					if !ok {
-						_ = s.quicConn.CloseWithError(AuthenticationFailed, "")
+						_ = s.quicConn.CloseWithError(AuthenticationFailed, "AuthenticationFailed")
 					}
 					s.authOk = ok
 					close(s.authCh)
@@ -273,23 +271,6 @@ func (s *serverHandler) handleUniStream() (err error) {
 	}
 }
 
-type ServerAssocIdAddr struct {
-	assocId string
-	addr    net.Addr
-}
-
-func (a ServerAssocIdAddr) Network() string {
-	return "ServerAssocIdAddr"
-}
-
-func (a ServerAssocIdAddr) String() string {
-	return a.assocId
-}
-
-func (a ServerAssocIdAddr) RawAddr() net.Addr {
-	return a.addr
-}
-
 type serverUDPPacket struct {
 	pc     *quicStreamPacketConn
 	packet *Packet

transport/vless/conn.go

@@ -1,105 +1,298 @@
 package vless
 
 import (
+	"bytes"
+	"crypto/subtle"
+	gotls "crypto/tls"
 	"encoding/binary"
 	"errors"
 	"fmt"
 	"io"
 	"net"
+	"reflect"
 	"sync"
-	"time"
+	"unsafe"
 
 	"github.com/Dreamacro/clash/common/buf"
 	N "github.com/Dreamacro/clash/common/net"
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	"github.com/Dreamacro/clash/log"
 
 	"github.com/gofrs/uuid"
+	utls "github.com/sagernet/utls"
 	xtls "github.com/xtls/go"
 	"google.golang.org/protobuf/proto"
 )
 
 type Conn struct {
-	N.ExtendedConn
+	N.ExtendedWriter
+	N.ExtendedReader
+	net.Conn
 	dst      *DstAddr
 	id       *uuid.UUID
 	addons   *Addons
 	received bool
 
-	handshake      chan struct{}
 	handshakeMutex sync.Mutex
+	needHandshake  bool
 	err            error
+
+	tlsConn  net.Conn
+	input    *bytes.Reader
+	rawInput *bytes.Buffer
+
+	packetsToFilter            int
+	isTLS                      bool
+	isTLS12orAbove             bool
+	enableXTLS                 bool
+	cipher                     uint16
+	remainingServerHello       uint16
+	readRemainingContent       int
+	readRemainingPadding       int
+	readProcess                bool
+	readFilterUUID             bool
+	readLastCommand            byte
+	writeFilterApplicationData bool
+	writeDirect                bool
 }
 
 func (vc *Conn) Read(b []byte) (int, error) {
 	if vc.received {
-		return vc.ExtendedConn.Read(b)
+		if vc.readProcess {
+			buffer := buf.With(b)
+			err := vc.ReadBuffer(buffer)
+			return buffer.Len(), err
+		}
+		return vc.ExtendedReader.Read(b)
 	}
 
 	if err := vc.recvResponse(); err != nil {
 		return 0, err
 	}
 	vc.received = true
-	return vc.ExtendedConn.Read(b)
+	return vc.Read(b)
 }
 
 func (vc *Conn) ReadBuffer(buffer *buf.Buffer) error {
 	if vc.received {
-		return vc.ExtendedConn.ReadBuffer(buffer)
+		toRead := buffer.FreeBytes()
+		if vc.readRemainingContent > 0 {
+			if vc.readRemainingContent < buffer.FreeLen() {
+				toRead = toRead[:vc.readRemainingContent]
+			}
+			n, err := vc.ExtendedReader.Read(toRead)
+			buffer.Truncate(n)
+			vc.readRemainingContent -= n
+			vc.FilterTLS(toRead)
+			return err
+		}
+		if vc.readRemainingPadding > 0 {
+			_, err := io.CopyN(io.Discard, vc.ExtendedReader, int64(vc.readRemainingPadding))
+			if err != nil {
+				return err
+			}
+			vc.readRemainingPadding = 0
+		}
+		if vc.readProcess {
+			switch vc.readLastCommand {
+			case commandPaddingContinue:
+				//if vc.isTLS || vc.packetsToFilter > 0 {
+				headerUUIDLen := 0
+				if vc.readFilterUUID {
+					headerUUIDLen = uuid.Size
+				}
+				var header []byte
+				if need := headerUUIDLen + paddingHeaderLen; buffer.FreeLen() < need {
+					header = make([]byte, need)
+				} else {
+					header = buffer.FreeBytes()[:need]
+				}
+				_, err := io.ReadFull(vc.ExtendedReader, header)
+				if err != nil {
+					return err
+				}
+				pos := 0
+				if vc.readFilterUUID {
+					vc.readFilterUUID = false
+					pos = uuid.Size
+					if subtle.ConstantTimeCompare(vc.id.Bytes(), header[:uuid.Size]) != 1 {
+						err = fmt.Errorf("XTLS Vision server responded unknown UUID: %s",
+							uuid.FromBytesOrNil(header[:uuid.Size]).String())
+						log.Errorln(err.Error())
+						return err
+					}
+				}
+				vc.readLastCommand = header[pos]
+				vc.readRemainingContent = int(binary.BigEndian.Uint16(header[pos+1:]))
+				vc.readRemainingPadding = int(binary.BigEndian.Uint16(header[pos+3:]))
+				log.Debugln("XTLS Vision read padding: command=%d, payloadLen=%d, paddingLen=%d",
+					vc.readLastCommand, vc.readRemainingContent, vc.readRemainingPadding)
+				return vc.ReadBuffer(buffer)
+				//}
+			case commandPaddingEnd:
+				vc.readProcess = false
+				return vc.ReadBuffer(buffer)
+			case commandPaddingDirect:
+				needReturn := false
+				if vc.input != nil {
+					_, err := buffer.ReadFrom(vc.input)
+					if err != nil {
+						return err
+					}
+					if vc.input.Len() == 0 {
+						needReturn = true
+						vc.input = nil
+					} else { // buffer is full
+						return nil
+					}
+				}
+				if vc.rawInput != nil {
+					_, err := buffer.ReadFrom(vc.rawInput)
+					if err != nil {
+						return err
+					}
+					needReturn = true
+					if vc.rawInput.Len() == 0 {
+						vc.rawInput = nil
+					}
+				}
+				if vc.input == nil && vc.rawInput == nil {
+					vc.readProcess = false
+					vc.ExtendedReader = N.NewExtendedReader(vc.Conn)
+					log.Debugln("XTLS Vision direct read start")
+				}
+				if needReturn {
+					return nil
+				}
+			default:
+				err := fmt.Errorf("XTLS Vision read unknown command: %d", vc.readLastCommand)
+				log.Debugln(err.Error())
+				return err
+			}
+		}
+		return vc.ExtendedReader.ReadBuffer(buffer)
 	}
 
 	if err := vc.recvResponse(); err != nil {
 		return err
 	}
 	vc.received = true
-	return vc.ExtendedConn.ReadBuffer(buffer)
+	return vc.ReadBuffer(buffer)
 }
 
 func (vc *Conn) Write(p []byte) (int, error) {
-	select {
-	case <-vc.handshake:
-	default:
-		if vc.sendRequest(p) {
+	if vc.needHandshake {
+		vc.handshakeMutex.Lock()
+		if vc.needHandshake {
+			vc.needHandshake = false
+			if vc.sendRequest(p) {
+				vc.handshakeMutex.Unlock()
+				if vc.err != nil {
+					return 0, vc.err
+				}
+				return len(p), vc.err
+			}
 			if vc.err != nil {
+				vc.handshakeMutex.Unlock()
 				return 0, vc.err
 			}
-			return len(p), vc.err
-		}
-		if vc.err != nil {
-			return 0, vc.err
 		}
+		vc.handshakeMutex.Unlock()
 	}
-	return vc.ExtendedConn.Write(p)
+
+	if vc.writeFilterApplicationData {
+		_buffer := buf.StackNew()
+		defer buf.KeepAlive(_buffer)
+		buffer := buf.Dup(_buffer)
+		defer buffer.Release()
+		buffer.Write(p)
+		err := vc.WriteBuffer(buffer)
+		if err != nil {
+			return 0, err
+		}
+		return len(p), nil
+	}
+	return vc.ExtendedWriter.Write(p)
 }
 
 func (vc *Conn) WriteBuffer(buffer *buf.Buffer) error {
-	select {
-	case <-vc.handshake:
-	default:
-		if vc.sendRequest(buffer.Bytes()) {
-			return vc.err
-		}
-		if vc.err != nil {
-			return vc.err
+	if vc.needHandshake {
+		vc.handshakeMutex.Lock()
+		if vc.needHandshake {
+			vc.needHandshake = false
+			if vc.sendRequest(buffer.Bytes()) {
+				vc.handshakeMutex.Unlock()
+				return vc.err
+			}
+			if vc.err != nil {
+				vc.handshakeMutex.Unlock()
+				return vc.err
+			}
 		}
+		vc.handshakeMutex.Unlock()
 	}
-	return vc.ExtendedConn.WriteBuffer(buffer)
+
+	if vc.writeFilterApplicationData {
+		buffer2 := ReshapeBuffer(buffer)
+		defer buffer2.Release()
+		vc.FilterTLS(buffer.Bytes())
+		command := commandPaddingContinue
+		if !vc.isTLS {
+			command = commandPaddingEnd
+
+			// disable XTLS
+			//vc.readProcess = false
+			vc.writeFilterApplicationData = false
+			vc.packetsToFilter = 0
+		} else if buffer.Len() > 6 && bytes.Equal(buffer.To(3), tlsApplicationDataStart) || vc.packetsToFilter <= 0 {
+			command = commandPaddingEnd
+			if vc.enableXTLS {
+				command = commandPaddingDirect
+				vc.writeDirect = true
+			}
+			vc.writeFilterApplicationData = false
+		}
+		ApplyPadding(buffer, command, nil, vc.isTLS)
+		err := vc.ExtendedWriter.WriteBuffer(buffer)
+		if err != nil {
+			return err
+		}
+		if vc.writeDirect {
+			vc.ExtendedWriter = N.NewExtendedWriter(vc.Conn)
+			log.Debugln("XTLS Vision direct write start")
+			//time.Sleep(5 * time.Millisecond)
+		}
+		if buffer2 != nil {
+			if vc.writeDirect || !vc.isTLS {
+				return vc.ExtendedWriter.WriteBuffer(buffer2)
+			}
+			vc.FilterTLS(buffer2.Bytes())
+			command = commandPaddingContinue
+			if buffer2.Len() > 6 && bytes.Equal(buffer2.To(3), tlsApplicationDataStart) || vc.packetsToFilter <= 0 {
+				command = commandPaddingEnd
+				if vc.enableXTLS {
+					command = commandPaddingDirect
+					vc.writeDirect = true
+				}
+				vc.writeFilterApplicationData = false
+			}
+			ApplyPadding(buffer2, command, nil, vc.isTLS)
+			err = vc.ExtendedWriter.WriteBuffer(buffer2)
+			if vc.writeDirect {
+				vc.ExtendedWriter = N.NewExtendedWriter(vc.Conn)
+				log.Debugln("XTLS Vision direct write start")
+				//time.Sleep(10 * time.Millisecond)
+			}
+		}
+		return err
+	}
+	/*if vc.writeDirect {
+		log.Debugln("XTLS Vision Direct write, payloadLen=%d", buffer.Len())
+	}*/
+	return vc.ExtendedWriter.WriteBuffer(buffer)
 }
 
 func (vc *Conn) sendRequest(p []byte) bool {
-	vc.handshakeMutex.Lock()
-	defer vc.handshakeMutex.Unlock()
-
-	select {
-	case <-vc.handshake:
-		// The handshake has been completed before.
-		// So return false to remind the caller.
-		return false
-	default:
-	}
-	defer close(vc.handshake)
-
-	requestLen := 1  // protocol version
-	requestLen += 16 // UUID
-	requestLen += 1  // addons length
 	var addonsBytes []byte
 	if vc.addons != nil {
 		addonsBytes, vc.err = proto.Marshal(vc.addons)
@@ -107,19 +300,32 @@ func (vc *Conn) sendRequest(p []byte) bool {
 			return true
 		}
 	}
-	requestLen += len(addonsBytes)
-	requestLen += 1 // command
-	if !vc.dst.Mux {
-		requestLen += 2 // port
-		requestLen += 1 // addr type
-		requestLen += len(vc.dst.Addr)
-	}
-	requestLen += len(p)
+	isVision := vc.IsXTLSVisionEnabled()
 
-	_buffer := buf.StackNewSize(requestLen)
-	defer buf.KeepAlive(_buffer)
-	buffer := buf.Dup(_buffer)
-	defer buffer.Release()
+	var buffer *buf.Buffer
+	if isVision {
+		_buffer := buf.StackNew()
+		defer buf.KeepAlive(_buffer)
+		buffer = buf.Dup(_buffer)
+		defer buffer.Release()
+	} else {
+		requestLen := 1  // protocol version
+		requestLen += 16 // UUID
+		requestLen += 1  // addons length
+		requestLen += len(addonsBytes)
+		requestLen += 1 // command
+		if !vc.dst.Mux {
+			requestLen += 2 // port
+			requestLen += 1 // addr type
+			requestLen += len(vc.dst.Addr)
+		}
+		requestLen += len(p)
+
+		_buffer := buf.StackNewSize(requestLen)
+		defer buf.KeepAlive(_buffer)
+		buffer = buf.Dup(_buffer)
+		defer buffer.Release()
+	}
 
 	buf.Must(
 		buffer.WriteByte(Version),              // protocol version
@@ -144,47 +350,103 @@ func (vc *Conn) sendRequest(p []byte) bool {
 		)
 	}
 
-	buf.Must(buf.Error(buffer.Write(p)))
+	if isVision && !vc.dst.UDP && !vc.dst.Mux {
+		if len(p) == 0 {
+			WriteWithPadding(buffer, nil, commandPaddingContinue, vc.id, vc.isTLS)
+		} else {
+			vc.FilterTLS(p)
+			//if vc.isTLS {
+			WriteWithPadding(buffer, p, commandPaddingContinue, vc.id, vc.isTLS)
+			//} else {
+			//	buf.Must(buf.Error(buffer.Write(p)))
+			//
+			//	// disable XTLS
+			//	vc.readProcess = false
+			//	vc.writeFilterApplicationData = false
+			//	vc.packetsToFilter = 0
+			//}
+		}
+	} else {
+		buf.Must(buf.Error(buffer.Write(p)))
+	}
 
-	_, vc.err = vc.ExtendedConn.Write(buffer.Bytes())
+	_, vc.err = vc.ExtendedWriter.Write(buffer.Bytes())
+	if vc.err != nil {
+		return true
+	}
+	if isVision {
+		switch underlying := vc.tlsConn.(type) {
+		case *gotls.Conn:
+			if underlying.ConnectionState().Version != gotls.VersionTLS13 {
+				vc.err = ErrNotTLS13
+			}
+		case *utls.UConn:
+			if underlying.ConnectionState().Version != utls.VersionTLS13 {
+				vc.err = ErrNotTLS13
+			}
+		default:
+			vc.err = fmt.Errorf(`failed to use %s, maybe "security" is not "tls" or "utls"`, vc.addons.Flow)
+		}
+		vc.tlsConn = nil
+	}
 	return true
 }
 
 func (vc *Conn) recvResponse() error {
-	var buf [1]byte
-	_, vc.err = io.ReadFull(vc.ExtendedConn, buf[:])
+	var buffer [1]byte
+	_, vc.err = io.ReadFull(vc.ExtendedReader, buffer[:])
 	if vc.err != nil {
 		return vc.err
 	}
 
-	if buf[0] != Version {
+	if buffer[0] != Version {
 		return errors.New("unexpected response version")
 	}
 
-	_, vc.err = io.ReadFull(vc.ExtendedConn, buf[:])
+	_, vc.err = io.ReadFull(vc.ExtendedReader, buffer[:])
 	if vc.err != nil {
 		return vc.err
 	}
 
-	length := int64(buf[0])
+	length := int64(buffer[0])
 	if length != 0 { // addon data length > 0
-		io.CopyN(io.Discard, vc.ExtendedConn, length) // just discard
+		io.CopyN(io.Discard, vc.ExtendedReader, length) // just discard
 	}
 
 	return nil
 }
 
+func (vc *Conn) FrontHeadroom() int {
+	if vc.IsXTLSVisionEnabled() {
+		return paddingHeaderLen
+	}
+	return 0
+}
+
 func (vc *Conn) Upstream() any {
-	return vc.ExtendedConn
+	if vc.tlsConn == nil {
+		return vc.Conn
+	}
+	return vc.tlsConn
+}
+
+func (vc *Conn) NeedHandshake() bool {
+	return vc.needHandshake
+}
+
+func (vc *Conn) IsXTLSVisionEnabled() bool {
+	return vc.addons != nil && vc.addons.Flow == XRV
 }
 
 // newConn return a Conn instance
 func newConn(conn net.Conn, client *Client, dst *DstAddr) (*Conn, error) {
 	c := &Conn{
-		ExtendedConn: N.NewExtendedConn(conn),
-		id:           client.uuid,
-		dst:          dst,
-		handshake:    make(chan struct{}),
+		ExtendedReader: N.NewExtendedReader(conn),
+		ExtendedWriter: N.NewExtendedWriter(conn),
+		Conn:           conn,
+		id:             client.uuid,
+		dst:            dst,
+		needHandshake:  true,
 	}
 
 	if !dst.UDP && client.Addons != nil {
@@ -205,15 +467,46 @@ func newConn(conn net.Conn, client *Client, dst *DstAddr) (*Conn, error) {
 			} else {
 				return nil, fmt.Errorf("failed to use %s, maybe \"security\" is not \"xtls\"", client.Addons.Flow)
 			}
+		case XRV:
+			c.packetsToFilter = 6
+			c.readProcess = true
+			c.readFilterUUID = true
+			c.writeFilterApplicationData = true
+			c.addons = client.Addons
+			var t reflect.Type
+			var p uintptr
+			switch underlying := conn.(type) {
+			case *gotls.Conn:
+				//log.Debugln("type tls")
+				c.Conn = underlying.NetConn()
+				c.tlsConn = underlying
+				t = reflect.TypeOf(underlying).Elem()
+				p = uintptr(unsafe.Pointer(underlying))
+			case *utls.UConn:
+				//log.Debugln("type *utls.UConn")
+				c.Conn = underlying.NetConn()
+				c.tlsConn = underlying
+				t = reflect.TypeOf(underlying.Conn).Elem()
+				p = uintptr(unsafe.Pointer(underlying.Conn))
+			case *tlsC.UConn:
+				//log.Debugln("type *tlsC.UConn")
+				c.Conn = underlying.NetConn()
+				c.tlsConn = underlying.UConn
+				t = reflect.TypeOf(underlying.Conn).Elem()
+				//log.Debugln("t:%v", t)
+				p = uintptr(unsafe.Pointer(underlying.Conn))
+			default:
+				return nil, fmt.Errorf(`failed to use %s, maybe "security" is not "tls" or "utls"`, client.Addons.Flow)
+			}
+			i, _ := t.FieldByName("input")
+			r, _ := t.FieldByName("rawInput")
+			c.input = (*bytes.Reader)(unsafe.Pointer(p + i.Offset))
+			c.rawInput = (*bytes.Buffer)(unsafe.Pointer(p + r.Offset))
+			//if _, ok := c.Conn.(*net.TCPConn); !ok {
+			//	log.Debugln("XTLS underlying conn is not *net.TCPConn, got %T", c.Conn)
+			//}
 		}
 	}
 
-	go func() {
-		select {
-		case <-c.handshake:
-		case <-time.After(200 * time.Millisecond):
-			c.sendRequest(nil)
-		}
-	}()
 	return c, nil
 }

transport/vless/filter.go

@@ -0,0 +1,90 @@
+package vless
+
+import (
+	"bytes"
+	"encoding/binary"
+
+	"github.com/Dreamacro/clash/log"
+)
+
+var (
+	tls13SupportedVersions  = []byte{0x00, 0x2b, 0x00, 0x02, 0x03, 0x04}
+	tlsClientHandshakeStart = []byte{0x16, 0x03}
+	tlsServerHandshakeStart = []byte{0x16, 0x03, 0x03}
+	tlsApplicationDataStart = []byte{0x17, 0x03, 0x03}
+
+	tls13CipherSuiteMap = map[uint16]string{
+		0x1301: "TLS_AES_128_GCM_SHA256",
+		0x1302: "TLS_AES_256_GCM_SHA384",
+		0x1303: "TLS_CHACHA20_POLY1305_SHA256",
+		0x1304: "TLS_AES_128_CCM_SHA256",
+		0x1305: "TLS_AES_128_CCM_8_SHA256",
+	}
+)
+
+const (
+	tlsHandshakeTypeClientHello byte = 0x01
+	tlsHandshakeTypeServerHello byte = 0x02
+)
+
+func (vc *Conn) FilterTLS(buffer []byte) (index int) {
+	if vc.packetsToFilter <= 0 {
+		return 0
+	}
+	lenP := len(buffer)
+	vc.packetsToFilter--
+	if index = bytes.Index(buffer, tlsServerHandshakeStart); index != -1 {
+		if lenP >= index+5 {
+			if buffer[0] == 22 && buffer[1] == 3 && buffer[2] == 3 {
+				vc.isTLS = true
+				if buffer[5] == tlsHandshakeTypeServerHello {
+					//log.Debugln("isTLS12orAbove")
+					vc.remainingServerHello = binary.BigEndian.Uint16(buffer[index+3:]) + 5
+					vc.isTLS12orAbove = true
+					if lenP-index >= 79 && vc.remainingServerHello >= 79 {
+						sessionIDLen := int(buffer[index+43])
+						vc.cipher = binary.BigEndian.Uint16(buffer[index+43+sessionIDLen+1:])
+					}
+				}
+			}
+		}
+	} else if index = bytes.Index(buffer, tlsClientHandshakeStart); index != -1 {
+		if lenP >= index+5 && buffer[index+5] == tlsHandshakeTypeClientHello {
+			vc.isTLS = true
+		}
+	}
+
+	if vc.remainingServerHello > 0 {
+		end := int(vc.remainingServerHello)
+		i := index
+		if i < 0 {
+			i = 0
+		}
+		if i+end > lenP {
+			end = lenP
+			vc.remainingServerHello -= uint16(end - i)
+		} else {
+			vc.remainingServerHello -= uint16(end)
+			end += i
+		}
+		if bytes.Contains(buffer[i:end], tls13SupportedVersions) {
+			// TLS 1.3 Client Hello
+			cs, ok := tls13CipherSuiteMap[vc.cipher]
+			if ok && cs != "TLS_AES_128_CCM_8_SHA256" {
+				vc.enableXTLS = true
+			}
+			log.Debugln("XTLS Vision found TLS 1.3, packetLength=%d， CipherSuite=%s", lenP, cs)
+			vc.packetsToFilter = 0
+			return
+		} else if vc.remainingServerHello <= 0 {
+			log.Debugln("XTLS Vision found TLS 1.2, packetLength=%d", lenP)
+			vc.packetsToFilter = 0
+			return
+		}
+		log.Debugln("XTLS Vision found inconclusive server hello, packetLength=%d, remainingServerHelloBytes=%d", lenP, vc.remainingServerHello)
+	}
+	if vc.packetsToFilter <= 0 {
+		log.Debugln("XTLS Vision stop filtering")
+	}
+	return
+}

transport/vless/vision.go

@@ -0,0 +1,81 @@
+package vless
+
+import (
+	"bytes"
+	"encoding/binary"
+
+	"github.com/Dreamacro/clash/common/buf"
+	"github.com/Dreamacro/clash/log"
+
+	"github.com/gofrs/uuid"
+	"github.com/zhangyunhao116/fastrand"
+)
+
+const (
+	paddingHeaderLen = 1 + 2 + 2 // =5
+
+	commandPaddingContinue byte = 0x00
+	commandPaddingEnd      byte = 0x01
+	commandPaddingDirect   byte = 0x02
+)
+
+func WriteWithPadding(buffer *buf.Buffer, p []byte, command byte, userUUID *uuid.UUID, paddingTLS bool) {
+	contentLen := int32(len(p))
+	var paddingLen int32
+	if contentLen < 900 {
+		if paddingTLS {
+			//log.Debugln("long padding")
+			paddingLen = fastrand.Int31n(500) + 900 - contentLen
+		} else {
+			paddingLen = fastrand.Int31n(256)
+		}
+	}
+	if userUUID != nil {
+		buffer.Write(userUUID.Bytes())
+	}
+
+	buffer.WriteByte(command)
+	binary.BigEndian.PutUint16(buffer.Extend(2), uint16(contentLen))
+	binary.BigEndian.PutUint16(buffer.Extend(2), uint16(paddingLen))
+	buffer.Write(p)
+
+	buffer.Extend(int(paddingLen))
+	log.Debugln("XTLS Vision write padding1: command=%v, payloadLen=%v, paddingLen=%v", command, contentLen, paddingLen)
+}
+
+func ApplyPadding(buffer *buf.Buffer, command byte, userUUID *uuid.UUID, paddingTLS bool) {
+	contentLen := int32(buffer.Len())
+	var paddingLen int32
+	if contentLen < 900 {
+		if paddingTLS {
+			//log.Debugln("long padding")
+			paddingLen = fastrand.Int31n(500) + 900 - contentLen
+		} else {
+			paddingLen = fastrand.Int31n(256)
+		}
+	}
+
+	binary.BigEndian.PutUint16(buffer.ExtendHeader(2), uint16(paddingLen))
+	binary.BigEndian.PutUint16(buffer.ExtendHeader(2), uint16(contentLen))
+	buffer.ExtendHeader(1)[0] = command
+	if userUUID != nil {
+		copy(buffer.ExtendHeader(uuid.Size), userUUID.Bytes())
+	}
+
+	buffer.Extend(int(paddingLen))
+	log.Debugln("XTLS Vision write padding2: command=%d, payloadLen=%d, paddingLen=%d", command, contentLen, paddingLen)
+}
+
+func ReshapeBuffer(buffer *buf.Buffer) *buf.Buffer {
+	if buffer.Len() <= buf.BufferSize-paddingHeaderLen {
+		return nil
+	}
+	cutAt := bytes.LastIndex(buffer.Bytes(), tlsApplicationDataStart)
+	if cutAt == -1 {
+		cutAt = buf.BufferSize / 2
+	}
+	buffer2 := buf.New()
+	buffer2.Write(buffer.From(cutAt))
+	buffer.Truncate(cutAt)
+	return buffer2
+}

transport/vless/vless.go

@@ -12,6 +12,7 @@ const (
 	XRO = "xtls-rprx-origin"
 	XRD = "xtls-rprx-direct"
 	XRS = "xtls-rprx-splice"
+	XRV = "xtls-rprx-vision"
 
 	Version byte = 0 // protocol version. preview version is 0
 )

transport/vless/xtls.go

@@ -2,6 +2,7 @@ package vless
 
 import (
 	"context"
+	"errors"
 	"net"
 
 	tlsC "github.com/Dreamacro/clash/component/tls"
@@ -9,6 +10,10 @@ import (
 	xtls "github.com/xtls/go"
 )
 
+var (
+	ErrNotTLS13 = errors.New("XTLS Vision based on TLS 1.3 outer connection")
+)
+
 type XTLSConfig struct {
 	Host           string
 	SkipCertVerify bool

transport/vmess/conn.go

@@ -11,17 +11,13 @@ import (
 	"errors"
 	"hash/fnv"
 	"io"
-	"math/rand"
 	"net"
 	"time"
 
+	"github.com/zhangyunhao116/fastrand"
 	"golang.org/x/crypto/chacha20poly1305"
 )
 
-func init() {
-	rand.Seed(time.Now().UnixNano())
-}
-
 // Conn wrapper a net.Conn with vmess protocol
 type Conn struct {
 	net.Conn
@@ -76,7 +72,7 @@ func (vc *Conn) sendRequest() error {
 	buf.WriteByte(vc.respV)
 	buf.WriteByte(OptionChunkStream)
 
-	p := rand.Intn(16)
+	p := fastrand.Intn(16)
 	// P Sec Reserve Cmd
 	buf.WriteByte(byte(p<<4) | byte(vc.security))
 	buf.WriteByte(0)
@@ -94,7 +90,7 @@ func (vc *Conn) sendRequest() error {
 	// padding
 	if p > 0 {
 		padding := make([]byte, p)
-		rand.Read(padding)
+		fastrand.Read(padding)
 		buf.Write(padding)
 	}
 
@@ -200,7 +196,7 @@ func hashTimestamp(t time.Time) []byte {
 // newConn return a Conn instance
 func newConn(conn net.Conn, id *ID, dst *DstAddr, security Security, isAead bool) (*Conn, error) {
 	randBytes := make([]byte, 33)
-	rand.Read(randBytes)
+	fastrand.Read(randBytes)
 	reqBodyIV := make([]byte, 16)
 	reqBodyKey := make([]byte, 16)
 	copy(reqBodyIV[:], randBytes[:16])

transport/vmess/h2.go

@@ -2,11 +2,11 @@ package vmess
 
 import (
 	"io"
-	"math/rand"
 	"net"
 	"net/http"
 	"net/url"
 
+	"github.com/zhangyunhao116/fastrand"
 	"golang.org/x/net/http2"
 )
 
@@ -26,7 +26,7 @@ type H2Config struct {
 func (hc *h2Conn) establishConn() error {
 	preader, pwriter := io.Pipe()
 
-	host := hc.cfg.Hosts[rand.Intn(len(hc.cfg.Hosts))]
+	host := hc.cfg.Hosts[fastrand.Intn(len(hc.cfg.Hosts))]
 	path := hc.cfg.Path
 	// TODO: connect use VMess Host instead of H2 Host
 	req := http.Request{

transport/vmess/http.go

@@ -4,10 +4,11 @@ import (
 	"bufio"
 	"bytes"
 	"fmt"
-	"math/rand"
 	"net"
 	"net/http"
 	"net/textproto"
+
+	"github.com/zhangyunhao116/fastrand"
 )
 
 type httpConn struct {
@@ -51,16 +52,16 @@ func (hc *httpConn) Write(b []byte) (int, error) {
 		return hc.Conn.Write(b)
 	}
 
-	path := hc.cfg.Path[rand.Intn(len(hc.cfg.Path))]
+	path := hc.cfg.Path[fastrand.Intn(len(hc.cfg.Path))]
 	host := hc.cfg.Host
 	if header := hc.cfg.Headers["Host"]; len(header) != 0 {
-		host = header[rand.Intn(len(header))]
+		host = header[fastrand.Intn(len(header))]
 	}
 
 	u := fmt.Sprintf("http://%s%s", host, path)
 	req, _ := http.NewRequest("GET", u, bytes.NewBuffer(b))
 	for key, list := range hc.cfg.Headers {
-		req.Header.Set(key, list[rand.Intn(len(list))])
+		req.Header.Set(key, list[fastrand.Intn(len(list))])
 	}
 	req.ContentLength = int64(len(b))
 	if err := req.Write(hc.Conn); err != nil {

transport/vmess/tls.go

@@ -3,6 +3,7 @@ package vmess
 import (
 	"context"
 	"crypto/tls"
+	"errors"
 	"net"
 
 	tlsC "github.com/Dreamacro/clash/component/tls"
@@ -15,6 +16,7 @@ type TLSConfig struct {
 	FingerPrint       string
 	ClientFingerprint string
 	NextProtos        []string
+	Reality           *tlsC.RealityConfig
 }
 
 func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
@@ -34,15 +36,25 @@ func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
 	}
 
 	if len(cfg.ClientFingerprint) != 0 {
-		utlsConn, valid := GetUtlsConnWithClientFingerprint(conn, cfg.ClientFingerprint, tlsConfig)
-		if valid {
+		if cfg.Reality == nil {
+			utlsConn, valid := GetUTLSConn(conn, cfg.ClientFingerprint, tlsConfig)
+			if valid {
+				ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
+				defer cancel()
+
+				err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx)
+				return utlsConn, err
+			}
+		} else {
 			ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
 			defer cancel()
-
-			err := utlsConn.(*tlsC.UConn).HandshakeContext(ctx)
-			return utlsConn, err
+			return tlsC.GetRealityConn(ctx, conn, cfg.ClientFingerprint, tlsConfig, cfg.Reality)
 		}
 	}
+	if cfg.Reality != nil {
+		return nil, errors.New("REALITY is based on uTLS, please set a client-fingerprint")
+	}
+
 	tlsConn := tls.Client(conn, tlsConfig)
 
 	ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
@@ -52,7 +64,7 @@ func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
 	return tlsConn, err
 }
 
-func GetUtlsConnWithClientFingerprint(conn net.Conn, ClientFingerprint string, tlsConfig *tls.Config) (net.Conn, bool) {
+func GetUTLSConn(conn net.Conn, ClientFingerprint string, tlsConfig *tls.Config) (net.Conn, bool) {
 
 	if fingerprint, exists := tlsC.GetFingerprint(ClientFingerprint); exists {
 		utlsConn := tlsC.UClient(conn, tlsConfig, fingerprint)

transport/vmess/vmess.go

@@ -2,12 +2,13 @@ package vmess
 
 import (
 	"fmt"
-	"github.com/Dreamacro/clash/common/utils"
-	"math/rand"
 	"net"
 	"runtime"
 
+	"github.com/Dreamacro/clash/common/utils"
+
 	"github.com/gofrs/uuid"
+	"github.com/zhangyunhao116/fastrand"
 )
 
 // Version of vmess
@@ -77,7 +78,7 @@ type Config struct {
 
 // StreamConn return a Conn with net.Conn and DstAddr
 func (c *Client) StreamConn(conn net.Conn, dst *DstAddr) (net.Conn, error) {
-	r := rand.Intn(len(c.user))
+	r := fastrand.Intn(len(c.user))
 	return newConn(conn, c.user[r], dst, c.security, c.isAead)
 }