documentation: Update changelog

Signed-off-by: wwqgtxx <wwqgtxx@gmail.com>

.goreleaser.yaml

@@ -14,7 +14,6 @@ builds:
     tags:
       - with_gvisor
       - with_quic
-      - with_dhcp
       - with_wireguard
       - with_utls
       - with_reality_server
@@ -49,7 +48,6 @@ builds:
     tags:
       - with_gvisor
       - with_quic
-      - with_dhcp
       - with_wireguard
       - with_utls
       - with_clash_api

Dockerfile

@@ -9,7 +9,7 @@ RUN set -ex \
     && apk add git build-base \
     && export COMMIT=$(git rev-parse --short HEAD) \
     && export VERSION=$(go run ./cmd/internal/read_tag) \
-    && go build -v -trimpath -tags with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_clash_api,with_acme \
+    && go build -v -trimpath -tags with_gvisor,with_quic,with_wireguard,with_utls,with_reality_server,with_clash_api,with_acme \
         -o /go/bin/sing-box \
         -ldflags "-X \"github.com/sagernet/sing-box/constant.Version=$VERSION\" -s -w -buildid=" \
         ./cmd/sing-box

Makefile

@@ -1,6 +1,6 @@
 NAME = sing-box
 COMMIT = $(shell git rev-parse --short HEAD)
-TAGS ?= with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_clash_api
+TAGS ?= with_gvisor,with_quic,with_wireguard,with_utls,with_reality_server,with_clash_api
 TAGS_TEST ?= with_gvisor,with_quic,with_wireguard,with_grpc,with_ech,with_utls,with_reality_server,with_shadowsocksr
 
 GOHOSTOS = $(shell go env GOHOSTOS)
@@ -22,7 +22,7 @@ install:
 fmt:
 	@gofumpt -l -w .
 	@gofmt -s -w .
-	@gci write --custom-order -s standard -s "prefix(github.com/sagernet/)" -s "default" .
+	@gci write --custom-order -s "standard,prefix(github.com/sagernet/),default" .
 
 fmt_install:
 	go install -v mvdan.cc/gofumpt@latest
@@ -48,14 +48,14 @@ proto_install:
 	go install -v google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
 
 snapshot:
-	go run ./cmd/internal/build goreleaser release --clean --snapshot || exit 1
+	go run ./cmd/internal/build goreleaser release --rm-dist --snapshot || exit 1
 	mkdir dist/release
 	mv dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/release
 	ghr --delete --draft --prerelease -p 1 nightly dist/release
 	rm -r dist
 
 release:
-	go run ./cmd/internal/build goreleaser release --clean --skip-publish || exit 1
+	go run ./cmd/internal/build goreleaser release --rm-dist --skip-publish || exit 1
 	mkdir dist/release
 	mv dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/release
 	ghr --delete --draft --prerelease -p 3 $(shell git describe --tags) dist/release
@@ -89,8 +89,8 @@ lib:
 
 lib_install:
 	go get -v -d
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20230728014906-3de089147f59
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20230413023804-244d7ff07035
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20230728014906-3de089147f59
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20230413023804-244d7ff07035
 
 clean:
 	rm -rf bin dist sing-box

adapter/experimental.go

@@ -31,7 +31,6 @@ type Tracker interface {
 }
 
 type OutboundGroup interface {
-	Outbound
 	Now() string
 	All() []string
 }

adapter/fakeip.go

@@ -4,13 +4,12 @@ import (
 	"net/netip"
 
 	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common/logger"
 )
 
 type FakeIPStore interface {
 	Service
 	Contains(address netip.Addr) bool
-	Create(domain string, isIPv6 bool) (netip.Addr, error)
+	Create(domain string, strategy dns.DomainStrategy) (netip.Addr, error)
 	Lookup(address netip.Addr) (string, bool)
 	Reset() error
 }
@@ -18,15 +17,7 @@ type FakeIPStore interface {
 type FakeIPStorage interface {
 	FakeIPMetadata() *FakeIPMetadata
 	FakeIPSaveMetadata(metadata *FakeIPMetadata) error
-	FakeIPSaveMetadataAsync(metadata *FakeIPMetadata)
 	FakeIPStore(address netip.Addr, domain string) error
-	FakeIPStoreAsync(address netip.Addr, domain string, logger logger.Logger)
 	FakeIPLoad(address netip.Addr) (string, bool)
-	FakeIPLoadDomain(domain string, isIPv6 bool) (netip.Addr, bool)
 	FakeIPReset() error
 }
-
-type FakeIPTransport interface {
-	dns.Transport
-	Store() FakeIPStore
-}

adapter/inbound.go

@@ -46,7 +46,6 @@ type InboundContext struct {
 	SourceGeoIPCode      string
 	GeoIPCode            string
 	ProcessInfo          *process.Info
-	FakeIP               bool
 
 	// dns cache
 

adapter/outbound.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"net"
 
+	"github.com/sagernet/sing-tun"
 	N "github.com/sagernet/sing/common/network"
 )
 
@@ -13,8 +14,12 @@ type Outbound interface {
 	Type() string
 	Tag() string
 	Network() []string
-	Dependencies() []string
 	N.Dialer
 	NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
 	NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
 }
+
+type IPOutbound interface {
+	Outbound
+	NewIPConnection(ctx context.Context, conn tun.RouteContext, metadata InboundContext) (tun.DirectDestination, error)
+}

adapter/prestart.go

@@ -4,6 +4,12 @@ type PreStarter interface {
 	PreStart() error
 }
 
-type PostStarter interface {
+func PreStart(starter any) error {
-	PostStart() error
+	if preService, ok := starter.(PreStarter); ok {
+		err := preService.PreStart()
+		if err != nil {
+			return err
+		}
+	}
+	return nil
 }

adapter/router.go

@@ -25,6 +25,9 @@ type Router interface {
 
 	RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
 	RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
+	RouteIPConnection(ctx context.Context, conn tun.RouteContext, metadata InboundContext) tun.RouteAction
+
+	NatRequired(outbound string) bool
 
 	GeoIPReader() *geoip.Reader
 	LoadGeosite(code string) (Rule, error)
@@ -42,7 +45,9 @@ type Router interface {
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager
+
 	Rules() []Rule
+	IPRules() []IPRule
 
 	TimeService
 
@@ -51,8 +56,6 @@ type Router interface {
 
 	V2RayServer() V2RayServer
 	SetV2RayServer(server V2RayServer)
-
-	ResetNetwork() error
 }
 
 type routerContextKey struct{}
@@ -84,6 +87,11 @@ type DNSRule interface {
 	RewriteTTL() *uint32
 }
 
-type InterfaceUpdateListener interface {
+type IPRule interface {
-	InterfaceUpdated()
+	Rule
+	Action() tun.ActionType
+}
+
+type InterfaceUpdateListener interface {
+	InterfaceUpdated() error
 }

box.go

@@ -19,7 +19,6 @@ import (
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
-	"github.com/sagernet/sing/service/pause"
 )
 
 var _ adapter.Service = (*Box)(nil)
@@ -47,13 +46,12 @@ func New(options Options) (*Box, error) {
 	if ctx == nil {
 		ctx = context.Background()
 	}
-	ctx = pause.ContextWithDefaultManager(ctx)
 	createdAt := time.Now()
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
 	applyDebugOptions(common.PtrValueOrDefault(experimentalOptions.Debug))
 	var needClashAPI bool
 	var needV2RayAPI bool
-	if experimentalOptions.ClashAPI != nil || options.PlatformInterface != nil {
+	if experimentalOptions.ClashAPI != nil && experimentalOptions.ClashAPI.ExternalController != "" {
 		needClashAPI = true
 	}
 	if experimentalOptions.V2RayAPI != nil && experimentalOptions.V2RayAPI.Listen != "" {
@@ -213,17 +211,26 @@ func (s *Box) Start() error {
 
 func (s *Box) preStart() error {
 	for serviceName, service := range s.preServices {
-		if preService, isPreService := service.(adapter.PreStarter); isPreService {
+		s.logger.Trace("pre-start ", serviceName)
-			s.logger.Trace("pre-start ", serviceName)
+		err := adapter.PreStart(service)
-			err := preService.PreStart()
+		if err != nil {
-			if err != nil {
+			return E.Cause(err, "pre-starting ", serviceName)
-				return E.Cause(err, "pre-starting ", serviceName)
-			}
 		}
 	}
-	err := s.startOutbounds()
+	for i, out := range s.outbounds {
-	if err != nil {
+		var tag string
-		return err
+		if out.Tag() == "" {
+			tag = F.ToString(i)
+		} else {
+			tag = out.Tag()
+		}
+		if starter, isStarter := out.(common.Starter); isStarter {
+			s.logger.Trace("initializing outbound/", out.Type(), "[", tag, "]")
+			err := starter.Start()
+			if err != nil {
+				return E.Cause(err, "initialize outbound/", out.Type(), "[", tag, "]")
+			}
+		}
 	}
 	return s.router.Start()
 }
@@ -253,26 +260,13 @@ func (s *Box) start() error {
 			return E.Cause(err, "initialize inbound/", in.Type(), "[", tag, "]")
 		}
 	}
-	return nil
-}
-
-func (s *Box) postStart() error {
 	for serviceName, service := range s.postServices {
 		s.logger.Trace("starting ", service)
-		err := service.Start()
+		err = service.Start()
 		if err != nil {
 			return E.Cause(err, "start ", serviceName)
 		}
 	}
-	for serviceName, service := range s.outbounds {
-		if lateService, isLateService := service.(adapter.PostStarter); isLateService {
-			s.logger.Trace("post-starting ", service)
-			err := lateService.PostStart()
-			if err != nil {
-				return E.Cause(err, "post-start ", serviceName)
-			}
-		}
-	}
 	return nil
 }
 

box_outbound.go

@@ -1,79 +0,0 @@
-package box
-
-import (
-	"strings"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-	F "github.com/sagernet/sing/common/format"
-)
-
-func (s *Box) startOutbounds() error {
-	outboundTags := make(map[adapter.Outbound]string)
-	outbounds := make(map[string]adapter.Outbound)
-	for i, outboundToStart := range s.outbounds {
-		var outboundTag string
-		if outboundToStart.Tag() == "" {
-			outboundTag = F.ToString(i)
-		} else {
-			outboundTag = outboundToStart.Tag()
-		}
-		if _, exists := outbounds[outboundTag]; exists {
-			return E.New("outbound tag ", outboundTag, " duplicated")
-		}
-		outboundTags[outboundToStart] = outboundTag
-		outbounds[outboundTag] = outboundToStart
-	}
-	started := make(map[string]bool)
-	for {
-		canContinue := false
-	startOne:
-		for _, outboundToStart := range s.outbounds {
-			outboundTag := outboundTags[outboundToStart]
-			if started[outboundTag] {
-				continue
-			}
-			dependencies := outboundToStart.Dependencies()
-			for _, dependency := range dependencies {
-				if !started[dependency] {
-					continue startOne
-				}
-			}
-			started[outboundTag] = true
-			canContinue = true
-			if starter, isStarter := outboundToStart.(common.Starter); isStarter {
-				s.logger.Trace("initializing outbound/", outboundToStart.Type(), "[", outboundTag, "]")
-				err := starter.Start()
-				if err != nil {
-					return E.Cause(err, "initialize outbound/", outboundToStart.Type(), "[", outboundTag, "]")
-				}
-			}
-		}
-		if len(started) == len(s.outbounds) {
-			break
-		}
-		if canContinue {
-			continue
-		}
-		currentOutbound := common.Find(s.outbounds, func(it adapter.Outbound) bool {
-			return !started[outboundTags[it]]
-		})
-		var lintOutbound func(oTree []string, oCurrent adapter.Outbound) error
-		lintOutbound = func(oTree []string, oCurrent adapter.Outbound) error {
-			problemOutboundTag := common.Find(oCurrent.Dependencies(), func(it string) bool {
-				return !started[it]
-			})
-			if common.Contains(oTree, problemOutboundTag) {
-				return E.New("circular outbound dependency: ", strings.Join(oTree, " -> "), " -> ", problemOutboundTag)
-			}
-			problemOutbound := outbounds[problemOutboundTag]
-			if problemOutbound == nil {
-				return E.New("dependency[", problemOutbound, "] not found for outbound[", outboundTags[oCurrent], "]")
-			}
-			return lintOutbound(append(oTree, problemOutboundTag), problemOutbound)
-		}
-		return lintOutbound([]string{outboundTags[currentOutbound]}, currentOutbound)
-	}
-	return nil
-}

cmd/internal/build/main.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"go/build"
 	"os"
 	"os/exec"
 
@@ -12,10 +11,6 @@ import (
 func main() {
 	build_shared.FindSDK()
 
-	if os.Getenv("build.Default.GOPATH") == "" {
-		os.Setenv("GOPATH", build.Default.GOPATH)
-	}
-
 	command := exec.Command(os.Args[1], os.Args[2:]...)
 	command.Stdout = os.Stdout
 	command.Stderr = os.Stderr

cmd/internal/build_libbox/main.go

@@ -5,7 +5,6 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
-	"strings"
 
 	_ "github.com/sagernet/gomobile/event/key"
 	"github.com/sagernet/sing-box/cmd/internal/build_shared"
@@ -39,24 +38,18 @@ func main() {
 var (
 	sharedFlags []string
 	debugFlags  []string
-	sharedTags  []string
-	iosTags     []string
-	debugTags   []string
 )
 
 func init() {
 	sharedFlags = append(sharedFlags, "-trimpath")
 	sharedFlags = append(sharedFlags, "-ldflags")
+
 	currentTag, err := build_shared.ReadTag()
 	if err != nil {
 		currentTag = "unknown"
 	}
 	sharedFlags = append(sharedFlags, "-X github.com/sagernet/sing-box/constant.Version="+currentTag+" -s -w -buildid=")
 	debugFlags = append(debugFlags, "-X github.com/sagernet/sing-box/constant.Version="+currentTag)
-
-	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_utls", "with_clash_api")
-	iosTags = append(iosTags, "with_dhcp", "with_low_memory", "with_conntrack")
-	debugTags = append(debugTags, "debug")
 }
 
 func buildAndroid() {
@@ -77,9 +70,9 @@ func buildAndroid() {
 
 	args = append(args, "-tags")
 	if !debugEnabled {
-		args = append(args, strings.Join(sharedTags, ","))
+		args = append(args, "with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api")
 	} else {
-		args = append(args, strings.Join(append(sharedTags, debugTags...), ","))
+		args = append(args, "with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api,debug")
 	}
 	args = append(args, "./experimental/libbox")
 
@@ -107,7 +100,7 @@ func buildiOS() {
 	args := []string{
 		"bind",
 		"-v",
-		"-target", "ios,iossimulator,tvos,tvossimulator,macos",
+		"-target", "ios,iossimulator,macos",
 		"-libname=box",
 	}
 	if !debugEnabled {
@@ -116,12 +109,11 @@ func buildiOS() {
 		args = append(args, debugFlags...)
 	}
 
-	tags := append(sharedTags, iosTags...)
 	args = append(args, "-tags")
 	if !debugEnabled {
-		args = append(args, strings.Join(tags, ","))
+		args = append(args, "with_gvisor,with_quic,with_utls,with_clash_api,with_low_memory,with_conntrack")
 	} else {
-		args = append(args, strings.Join(append(tags, debugTags...), ","))
+		args = append(args, "with_gvisor,with_quic,with_utls,with_clash_api,with_low_memory,with_conntrack,debug")
 	}
 	args = append(args, "./experimental/libbox")
 
@@ -133,7 +125,7 @@ func buildiOS() {
 		log.Fatal(err)
 	}
 
-	copyPath := filepath.Join("..", "sing-box-for-apple")
+	copyPath := filepath.Join("..", "sing-box-for-ios")
 	if rw.FileExists(copyPath) {
 		targetDir := filepath.Join(copyPath, "Libbox.xcframework")
 		targetDir, _ = filepath.Abs(targetDir)

cmd/internal/build_shared/tag.go

@@ -1,9 +1,6 @@
 package build_shared
 
-import (
+import "github.com/sagernet/sing/common/shell"
-	"github.com/sagernet/sing-box/common/badversion"
-	"github.com/sagernet/sing/common/shell"
-)
 
 func ReadTag() (string, error) {
 	currentTag, err := shell.Exec("git", "describe", "--tags").ReadOutput()
@@ -15,9 +12,5 @@ func ReadTag() (string, error) {
 		return currentTag[1:], nil
 	}
 	shortCommit, _ := shell.Exec("git", "rev-parse", "--short", "HEAD").ReadOutput()
-	version := badversion.Parse(currentTagRev[1:])
+	return currentTagRev[1:] + "-" + shortCommit, nil
-	if version.PreReleaseIdentifier == "" {
-		version.Patch++
-	}
-	return version.String() + "-" + shortCommit, nil
 }

common/baderror/baderror.go

@@ -55,7 +55,7 @@ func WrapQUIC(err error) error {
 	if err == nil {
 		return nil
 	}
-	if Contains(err, "canceled by local with error code 0") {
+	if Contains(err, "canceled with error code 0") {
 		return net.ErrClosed
 	}
 	return err

common/badversion/version.go

@@ -11,7 +11,6 @@ type Version struct {
 	Major                int
 	Minor                int
 	Patch                int
-	Commit               string
 	PreReleaseIdentifier string
 	PreReleaseVersion    int
 }
@@ -38,21 +37,16 @@ func (v Version) After(anotherVersion Version) bool {
 		return false
 	}
 	if v.PreReleaseIdentifier != "" && anotherVersion.PreReleaseIdentifier != "" {
-		if v.PreReleaseIdentifier == anotherVersion.PreReleaseIdentifier {
+		if v.PreReleaseIdentifier == "beta" && anotherVersion.PreReleaseIdentifier == "alpha" {
-			if v.PreReleaseVersion > anotherVersion.PreReleaseVersion {
-				return true
-			} else if v.PreReleaseVersion < anotherVersion.PreReleaseVersion {
-				return false
-			}
-		} else if v.PreReleaseIdentifier == "rc" && anotherVersion.PreReleaseIdentifier == "beta" {
-			return true
-		} else if v.PreReleaseIdentifier == "beta" && anotherVersion.PreReleaseIdentifier == "rc" {
-			return false
-		} else if v.PreReleaseIdentifier == "beta" && anotherVersion.PreReleaseIdentifier == "alpha" {
 			return true
 		} else if v.PreReleaseIdentifier == "alpha" && anotherVersion.PreReleaseIdentifier == "beta" {
 			return false
 		}
+		if v.PreReleaseVersion > anotherVersion.PreReleaseVersion {
+			return true
+		} else if v.PreReleaseVersion < anotherVersion.PreReleaseVersion {
+			return false
+		}
 	}
 	return false
 }
@@ -101,7 +95,7 @@ func Parse(versionName string) (version Version) {
 				version.PreReleaseIdentifier = "beta"
 				version.PreReleaseVersion, _ = strconv.Atoi(identifier[4:])
 			} else {
-				version.Commit = identifier
+				version.PreReleaseIdentifier = identifier
 			}
 		}
 	}

common/debugio/log.go

@@ -0,0 +1,87 @@
+package debugio
+
+import (
+	"net"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+type LogConn struct {
+	N.ExtendedConn
+	logger log.Logger
+	prefix string
+}
+
+func NewLogConn(conn net.Conn, logger log.Logger, prefix string) N.ExtendedConn {
+	return &LogConn{bufio.NewExtendedConn(conn), logger, prefix}
+}
+
+func (c *LogConn) Read(p []byte) (n int, err error) {
+	n, err = c.ExtendedConn.Read(p)
+	if n > 0 {
+		c.logger.Debug(c.prefix, " read ", buf.EncodeHexString(p[:n]))
+	}
+	return
+}
+
+func (c *LogConn) Write(p []byte) (n int, err error) {
+	c.logger.Debug(c.prefix, " write ", buf.EncodeHexString(p))
+	return c.ExtendedConn.Write(p)
+}
+
+func (c *LogConn) ReadBuffer(buffer *buf.Buffer) error {
+	err := c.ExtendedConn.ReadBuffer(buffer)
+	if err == nil {
+		c.logger.Debug(c.prefix, " read buffer ", buf.EncodeHexString(buffer.Bytes()))
+	}
+	return err
+}
+
+func (c *LogConn) WriteBuffer(buffer *buf.Buffer) error {
+	c.logger.Debug(c.prefix, " write buffer ", buf.EncodeHexString(buffer.Bytes()))
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *LogConn) Upstream() any {
+	return c.ExtendedConn
+}
+
+type LogPacketConn struct {
+	N.NetPacketConn
+	logger log.Logger
+	prefix string
+}
+
+func NewLogPacketConn(conn net.PacketConn, logger log.Logger, prefix string) N.NetPacketConn {
+	return &LogPacketConn{bufio.NewPacketConn(conn), logger, prefix}
+}
+
+func (c *LogPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
+	n, addr, err = c.NetPacketConn.ReadFrom(p)
+	if n > 0 {
+		c.logger.Debug(c.prefix, " read from ", addr, " ", buf.EncodeHexString(p[:n]))
+	}
+	return
+}
+
+func (c *LogPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
+	c.logger.Debug(c.prefix, " write to ", addr, " ", buf.EncodeHexString(p))
+	return c.NetPacketConn.WriteTo(p, addr)
+}
+
+func (c *LogPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	destination, err = c.NetPacketConn.ReadPacket(buffer)
+	if err == nil {
+		c.logger.Debug(c.prefix, " read packet from ", destination, " ", buf.EncodeHexString(buffer.Bytes()))
+	}
+	return
+}
+
+func (c *LogPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	c.logger.Debug(c.prefix, " write packet to ", destination, " ", buf.EncodeHexString(buffer.Bytes()))
+	return c.NetPacketConn.WritePacket(buffer, destination)
+}

common/debugio/print.go

@@ -0,0 +1,19 @@
+package debugio
+
+import (
+	"fmt"
+	"reflect"
+
+	"github.com/sagernet/sing/common"
+)
+
+func PrintUpstream(obj any) {
+	for obj != nil {
+		fmt.Println(reflect.TypeOf(obj))
+		if u, ok := obj.(common.WithUpstream); !ok {
+			break
+		} else {
+			obj = u.Upstream()
+		}
+	}
+}

common/debugio/race.go

@@ -0,0 +1,48 @@
+package debugio
+
+import (
+	"net"
+	"sync"
+
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	N "github.com/sagernet/sing/common/network"
+)
+
+type RaceConn struct {
+	N.ExtendedConn
+	readAccess  sync.Mutex
+	writeAccess sync.Mutex
+}
+
+func NewRaceConn(conn net.Conn) N.ExtendedConn {
+	return &RaceConn{ExtendedConn: bufio.NewExtendedConn(conn)}
+}
+
+func (c *RaceConn) Read(p []byte) (n int, err error) {
+	c.readAccess.Lock()
+	defer c.readAccess.Unlock()
+	return c.ExtendedConn.Read(p)
+}
+
+func (c *RaceConn) Write(p []byte) (n int, err error) {
+	c.writeAccess.Lock()
+	defer c.writeAccess.Unlock()
+	return c.ExtendedConn.Write(p)
+}
+
+func (c *RaceConn) ReadBuffer(buffer *buf.Buffer) error {
+	c.readAccess.Lock()
+	defer c.readAccess.Unlock()
+	return c.ExtendedConn.ReadBuffer(buffer)
+}
+
+func (c *RaceConn) WriteBuffer(buffer *buf.Buffer) error {
+	c.writeAccess.Lock()
+	defer c.writeAccess.Unlock()
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *RaceConn) Upstream() any {
+	return c.ExtendedConn
+}

common/dialer/conntrack/packet_conn.go

@@ -4,7 +4,6 @@ import (
 	"io"
 	"net"
 
-	"github.com/sagernet/sing/common/bufio"
 	"github.com/sagernet/sing/common/x/list"
 )
 
@@ -43,7 +42,7 @@ func (c *PacketConn) Close() error {
 }
 
 func (c *PacketConn) Upstream() any {
-	return bufio.NewPacketConn(c.PacketConn)
+	return c.PacketConn
 }
 
 func (c *PacketConn) ReaderReplaceable() bool {

common/dialer/default.go

@@ -26,7 +26,7 @@ type DefaultDialer struct {
 	udpAddr6    string
 }
 
-func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDialer, error) {
+func NewDefault(router adapter.Router, options option.DialerOptions) *DefaultDialer {
 	var dialer net.Dialer
 	var listener net.ListenConfig
 	if options.BindInterface != "" {
@@ -93,12 +93,6 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		udpDialer6.LocalAddr = &net.UDPAddr{IP: bindAddr.AsSlice()}
 		udpAddr6 = M.SocksaddrFrom(bindAddr, 0).String()
 	}
-	if options.TCPMultiPath {
-		if !multipathTCPAvailable {
-			return nil, E.New("MultiPath TCP requires go1.21, please recompile your binary.")
-		}
-		setMultiPathTCP(&dialer4)
-	}
 	return &DefaultDialer{
 		tfo.Dialer{Dialer: dialer4, DisableTFO: !options.TCPFastOpen},
 		tfo.Dialer{Dialer: dialer6, DisableTFO: !options.TCPFastOpen},
@@ -107,7 +101,7 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		listener,
 		udpAddr4,
 		udpAddr6,
-	}, nil
+	}
 }
 
 func (d *DefaultDialer) DialContext(ctx context.Context, network string, address M.Socksaddr) (net.Conn, error) {

common/dialer/default_go1.21.go

@@ -1,11 +0,0 @@
-//go:build go1.21
-
-package dialer
-
-import "net"
-
-const multipathTCPAvailable = true
-
-func setMultiPathTCP(dialer *net.Dialer) {
-	dialer.SetMultipathTCP(true)
-}

common/dialer/default_nongo1.21.go

@@ -1,12 +0,0 @@
-//go:build !go1.21
-
-package dialer
-
-import (
-	"net"
-)
-
-const multipathTCPAvailable = false
-
-func setMultiPathTCP(dialer *net.Dialer) {
-}

common/dialer/dialer.go

@@ -6,24 +6,13 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common"
 	N "github.com/sagernet/sing/common/network"
 )
 
-func MustNew(router adapter.Router, options option.DialerOptions) N.Dialer {
+func New(router adapter.Router, options option.DialerOptions) N.Dialer {
-	return common.Must1(New(router, options))
+	var dialer N.Dialer
-}
-
-func New(router adapter.Router, options option.DialerOptions) (N.Dialer, error) {
-	var (
-		dialer N.Dialer
-		err    error
-	)
 	if options.Detour == "" {
-		dialer, err = NewDefault(router, options)
+		dialer = NewDefault(router, options)
-		if err != nil {
-			return nil, err
-		}
 	} else {
 		dialer = NewDetour(router, options.Detour)
 	}
@@ -31,5 +20,5 @@ func New(router adapter.Router, options option.DialerOptions) (N.Dialer, error)
 	if domainStrategy != dns.DomainStrategyAsIS || options.Detour == "" {
 		dialer = NewResolveDialer(router, dialer, domainStrategy, time.Duration(options.FallbackDelay))
 	}
-	return dialer, nil
+	return dialer
 }

common/dialer/tfo.go

@@ -128,6 +128,13 @@ func (c *slowOpenConn) NeedHandshake() bool {
 	return c.conn == nil
 }
 
+func (c *slowOpenConn) ReadFrom(r io.Reader) (n int64, err error) {
+	if c.conn != nil {
+		return bufio.Copy(c.conn, r)
+	}
+	return bufio.ReadFrom0(c, r)
+}
+
 func (c *slowOpenConn) WriteTo(w io.Writer) (n int64, err error) {
 	if c.conn == nil {
 		select {

common/mux/client.go

@@ -1,21 +1,554 @@
 package mux
 
 import (
+	"context"
+	"encoding/binary"
+	"io"
+	"net"
+	"sync"
+
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-mux"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/x/list"
 )
 
-func NewClientWithOptions(dialer N.Dialer, options option.MultiplexOptions) (*Client, error) {
+var _ N.Dialer = (*Client)(nil)
+
+type Client struct {
+	access         sync.Mutex
+	connections    list.List[abstractSession]
+	ctx            context.Context
+	dialer         N.Dialer
+	protocol       Protocol
+	maxConnections int
+	minStreams     int
+	maxStreams     int
+	paddingEnabled bool
+}
+
+func NewClient(ctx context.Context, dialer N.Dialer, protocol Protocol, maxConnections int, minStreams int, maxStreams int, paddingEnabled bool) (*Client, error) {
+	return &Client{
+		ctx:            ctx,
+		dialer:         dialer,
+		protocol:       protocol,
+		maxConnections: maxConnections,
+		minStreams:     minStreams,
+		maxStreams:     maxStreams,
+		paddingEnabled: paddingEnabled,
+	}, nil
+}
+
+func NewClientWithOptions(ctx context.Context, dialer N.Dialer, options option.MultiplexOptions) (*Client, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
-	return mux.NewClient(mux.Options{
+	if options.MaxConnections == 0 && options.MaxStreams == 0 {
-		Dialer:         dialer,
+		options.MinStreams = 8
-		Protocol:       options.Protocol,
+	}
-		MaxConnections: options.MaxConnections,
+	protocol, err := ParseProtocol(options.Protocol)
-		MinStreams:     options.MinStreams,
+	if err != nil {
-		MaxStreams:     options.MaxStreams,
+		return nil, err
-		Padding:        options.Padding,
+	}
-	})
+	return NewClient(ctx, dialer, protocol, options.MaxConnections, options.MinStreams, options.MaxStreams, options.Padding)
+}
+
+func (c *Client) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	switch N.NetworkName(network) {
+	case N.NetworkTCP:
+		stream, err := c.openStream()
+		if err != nil {
+			return nil, err
+		}
+		return &ClientConn{Conn: stream, destination: destination}, nil
+	case N.NetworkUDP:
+		stream, err := c.openStream()
+		if err != nil {
+			return nil, err
+		}
+		return bufio.NewUnbindPacketConn(&ClientPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}), nil
+	default:
+		return nil, E.Extend(N.ErrUnknownNetwork, network)
+	}
+}
+
+func (c *Client) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	stream, err := c.openStream()
+	if err != nil {
+		return nil, err
+	}
+	return &ClientPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}, nil
+}
+
+func (c *Client) openStream() (net.Conn, error) {
+	var (
+		session abstractSession
+		stream  net.Conn
+		err     error
+	)
+	for attempts := 0; attempts < 2; attempts++ {
+		session, err = c.offer()
+		if err != nil {
+			continue
+		}
+		stream, err = session.Open()
+		if err != nil {
+			continue
+		}
+		break
+	}
+	if err != nil {
+		return nil, err
+	}
+	return &wrapStream{stream}, nil
+}
+
+func (c *Client) offer() (abstractSession, error) {
+	c.access.Lock()
+	defer c.access.Unlock()
+
+	sessions := make([]abstractSession, 0, c.maxConnections)
+	for element := c.connections.Front(); element != nil; {
+		if element.Value.IsClosed() {
+			nextElement := element.Next()
+			c.connections.Remove(element)
+			element = nextElement
+			continue
+		}
+		sessions = append(sessions, element.Value)
+		element = element.Next()
+	}
+	session := common.MinBy(common.Filter(sessions, abstractSession.CanTakeNewRequest), abstractSession.NumStreams)
+	if session == nil {
+		return c.offerNew()
+	}
+	numStreams := session.NumStreams()
+	if numStreams == 0 {
+		return session, nil
+	}
+	if c.maxConnections > 0 {
+		if len(sessions) >= c.maxConnections || numStreams < c.minStreams {
+			return session, nil
+		}
+	} else {
+		if c.maxStreams > 0 && numStreams < c.maxStreams {
+			return session, nil
+		}
+	}
+	return c.offerNew()
+}
+
+func (c *Client) offerNew() (abstractSession, error) {
+	conn, err := c.dialer.DialContext(c.ctx, N.NetworkTCP, Destination)
+	if err != nil {
+		return nil, err
+	}
+	var version byte
+	if c.paddingEnabled {
+		version = Version1
+	} else {
+		version = Version0
+	}
+	conn = newProtocolConn(conn, Request{
+		Version:        version,
+		Protocol:       c.protocol,
+		PaddingEnabled: c.paddingEnabled,
+	})
+	if c.paddingEnabled {
+		conn = newPaddingConn(conn)
+	}
+	session, err := c.protocol.newClient(conn)
+	if err != nil {
+		return nil, err
+	}
+	c.connections.PushBack(session)
+	return session, nil
+}
+
+func (c *Client) Reset() {
+	c.access.Lock()
+	defer c.access.Unlock()
+	for _, session := range c.connections.Array() {
+		session.Close()
+	}
+	c.connections.Init()
+}
+
+func (c *Client) Close() error {
+	c.access.Lock()
+	defer c.access.Unlock()
+	for _, session := range c.connections.Array() {
+		session.Close()
+	}
+	return nil
+}
+
+type ClientConn struct {
+	net.Conn
+	destination  M.Socksaddr
+	requestWrite bool
+	responseRead bool
+}
+
+func (c *ClientConn) readResponse() error {
+	response, err := ReadStreamResponse(c.Conn)
+	if err != nil {
+		return err
+	}
+	if response.Status == statusError {
+		return E.New("remote error: ", response.Message)
+	}
+	return nil
+}
+
+func (c *ClientConn) Read(b []byte) (n int, err error) {
+	if !c.responseRead {
+		err = c.readResponse()
+		if err != nil {
+			return
+		}
+		c.responseRead = true
+	}
+	return c.Conn.Read(b)
+}
+
+func (c *ClientConn) Write(b []byte) (n int, err error) {
+	if c.requestWrite {
+		return c.Conn.Write(b)
+	}
+	request := StreamRequest{
+		Network:     N.NetworkTCP,
+		Destination: c.destination,
+	}
+	_buffer := buf.StackNewSize(streamRequestLen(request) + len(b))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	EncodeStreamRequest(request, buffer)
+	buffer.Write(b)
+	_, err = c.Conn.Write(buffer.Bytes())
+	if err != nil {
+		return
+	}
+	c.requestWrite = true
+	return len(b), nil
+}
+
+func (c *ClientConn) ReadFrom(r io.Reader) (n int64, err error) {
+	if !c.requestWrite {
+		return bufio.ReadFrom0(c, r)
+	}
+	return bufio.Copy(c.Conn, r)
+}
+
+func (c *ClientConn) WriteTo(w io.Writer) (n int64, err error) {
+	if !c.responseRead {
+		return bufio.WriteTo0(c, w)
+	}
+	return bufio.Copy(w, c.Conn)
+}
+
+func (c *ClientConn) LocalAddr() net.Addr {
+	return c.Conn.LocalAddr()
+}
+
+func (c *ClientConn) RemoteAddr() net.Addr {
+	return c.destination.TCPAddr()
+}
+
+func (c *ClientConn) ReaderReplaceable() bool {
+	return c.responseRead
+}
+
+func (c *ClientConn) WriterReplaceable() bool {
+	return c.requestWrite
+}
+
+func (c *ClientConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ClientConn) Upstream() any {
+	return c.Conn
+}
+
+type ClientPacketConn struct {
+	N.ExtendedConn
+	destination  M.Socksaddr
+	requestWrite bool
+	responseRead bool
+}
+
+func (c *ClientPacketConn) readResponse() error {
+	response, err := ReadStreamResponse(c.ExtendedConn)
+	if err != nil {
+		return err
+	}
+	if response.Status == statusError {
+		return E.New("remote error: ", response.Message)
+	}
+	return nil
+}
+
+func (c *ClientPacketConn) Read(b []byte) (n int, err error) {
+	if !c.responseRead {
+		err = c.readResponse()
+		if err != nil {
+			return
+		}
+		c.responseRead = true
+	}
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	if cap(b) < int(length) {
+		return 0, io.ErrShortBuffer
+	}
+	return io.ReadFull(c.ExtendedConn, b[:length])
+}
+
+func (c *ClientPacketConn) writeRequest(payload []byte) (n int, err error) {
+	request := StreamRequest{
+		Network:     N.NetworkUDP,
+		Destination: c.destination,
+	}
+	rLen := streamRequestLen(request)
+	if len(payload) > 0 {
+		rLen += 2 + len(payload)
+	}
+	_buffer := buf.StackNewSize(rLen)
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	EncodeStreamRequest(request, buffer)
+	if len(payload) > 0 {
+		common.Must(
+			binary.Write(buffer, binary.BigEndian, uint16(len(payload))),
+			common.Error(buffer.Write(payload)),
+		)
+	}
+	_, err = c.ExtendedConn.Write(buffer.Bytes())
+	if err != nil {
+		return
+	}
+	c.requestWrite = true
+	return len(payload), nil
+}
+
+func (c *ClientPacketConn) Write(b []byte) (n int, err error) {
+	if !c.requestWrite {
+		return c.writeRequest(b)
+	}
+	err = binary.Write(c.ExtendedConn, binary.BigEndian, uint16(len(b)))
+	if err != nil {
+		return
+	}
+	return c.ExtendedConn.Write(b)
+}
+
+func (c *ClientPacketConn) ReadBuffer(buffer *buf.Buffer) (err error) {
+	if !c.responseRead {
+		err = c.readResponse()
+		if err != nil {
+			return
+		}
+		c.responseRead = true
+	}
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
+	return
+}
+
+func (c *ClientPacketConn) WriteBuffer(buffer *buf.Buffer) error {
+	if !c.requestWrite {
+		defer buffer.Release()
+		return common.Error(c.writeRequest(buffer.Bytes()))
+	}
+	bLen := buffer.Len()
+	binary.BigEndian.PutUint16(buffer.ExtendHeader(2), uint16(bLen))
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ClientPacketConn) FrontHeadroom() int {
+	return 2
+}
+
+func (c *ClientPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	err = c.ReadBuffer(buffer)
+	return
+}
+
+func (c *ClientPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	return c.WriteBuffer(buffer)
+}
+
+func (c *ClientPacketConn) LocalAddr() net.Addr {
+	return c.ExtendedConn.LocalAddr()
+}
+
+func (c *ClientPacketConn) RemoteAddr() net.Addr {
+	return c.destination.UDPAddr()
+}
+
+func (c *ClientPacketConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ClientPacketConn) Upstream() any {
+	return c.ExtendedConn
+}
+
+var _ N.NetPacketConn = (*ClientPacketAddrConn)(nil)
+
+type ClientPacketAddrConn struct {
+	N.ExtendedConn
+	destination  M.Socksaddr
+	requestWrite bool
+	responseRead bool
+}
+
+func (c *ClientPacketAddrConn) readResponse() error {
+	response, err := ReadStreamResponse(c.ExtendedConn)
+	if err != nil {
+		return err
+	}
+	if response.Status == statusError {
+		return E.New("remote error: ", response.Message)
+	}
+	return nil
+}
+
+func (c *ClientPacketAddrConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
+	if !c.responseRead {
+		err = c.readResponse()
+		if err != nil {
+			return
+		}
+		c.responseRead = true
+	}
+	destination, err := M.SocksaddrSerializer.ReadAddrPort(c.ExtendedConn)
+	if err != nil {
+		return
+	}
+	if destination.IsFqdn() {
+		addr = destination
+	} else {
+		addr = destination.UDPAddr()
+	}
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	if cap(p) < int(length) {
+		return 0, nil, io.ErrShortBuffer
+	}
+	n, err = io.ReadFull(c.ExtendedConn, p[:length])
+	return
+}
+
+func (c *ClientPacketAddrConn) writeRequest(payload []byte, destination M.Socksaddr) (n int, err error) {
+	request := StreamRequest{
+		Network:     N.NetworkUDP,
+		Destination: c.destination,
+		PacketAddr:  true,
+	}
+	rLen := streamRequestLen(request)
+	if len(payload) > 0 {
+		rLen += M.SocksaddrSerializer.AddrPortLen(destination) + 2 + len(payload)
+	}
+	_buffer := buf.StackNewSize(rLen)
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	EncodeStreamRequest(request, buffer)
+	if len(payload) > 0 {
+		common.Must(
+			M.SocksaddrSerializer.WriteAddrPort(buffer, destination),
+			binary.Write(buffer, binary.BigEndian, uint16(len(payload))),
+			common.Error(buffer.Write(payload)),
+		)
+	}
+	_, err = c.ExtendedConn.Write(buffer.Bytes())
+	if err != nil {
+		return
+	}
+	c.requestWrite = true
+	return len(payload), nil
+}
+
+func (c *ClientPacketAddrConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
+	if !c.requestWrite {
+		return c.writeRequest(p, M.SocksaddrFromNet(addr))
+	}
+	err = M.SocksaddrSerializer.WriteAddrPort(c.ExtendedConn, M.SocksaddrFromNet(addr))
+	if err != nil {
+		return
+	}
+	err = binary.Write(c.ExtendedConn, binary.BigEndian, uint16(len(p)))
+	if err != nil {
+		return
+	}
+	return c.ExtendedConn.Write(p)
+}
+
+func (c *ClientPacketAddrConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	if !c.responseRead {
+		err = c.readResponse()
+		if err != nil {
+			return
+		}
+		c.responseRead = true
+	}
+	destination, err = M.SocksaddrSerializer.ReadAddrPort(c.ExtendedConn)
+	if err != nil {
+		return
+	}
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
+	return
+}
+
+func (c *ClientPacketAddrConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	if !c.requestWrite {
+		defer buffer.Release()
+		return common.Error(c.writeRequest(buffer.Bytes(), destination))
+	}
+	bLen := buffer.Len()
+	header := buf.With(buffer.ExtendHeader(M.SocksaddrSerializer.AddrPortLen(destination) + 2))
+	common.Must(
+		M.SocksaddrSerializer.WriteAddrPort(header, destination),
+		binary.Write(header, binary.BigEndian, uint16(bLen)),
+	)
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ClientPacketAddrConn) LocalAddr() net.Addr {
+	return c.ExtendedConn.LocalAddr()
+}
+
+func (c *ClientPacketAddrConn) FrontHeadroom() int {
+	return 2 + M.MaxSocksaddrLength
+}
+
+func (c *ClientPacketAddrConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ClientPacketAddrConn) Upstream() any {
+	return c.ExtendedConn
 }

common/mux/h2mux.go

@@ -0,0 +1,235 @@
+package mux
+
+import (
+	"context"
+	"crypto/tls"
+	"io"
+	"net"
+	"net/http"
+	"net/url"
+	"os"
+	"time"
+
+	"github.com/sagernet/sing-box/transport/v2rayhttp"
+	"github.com/sagernet/sing/common/atomic"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	N "github.com/sagernet/sing/common/network"
+
+	"golang.org/x/net/http2"
+)
+
+const idleTimeout = 30 * time.Second
+
+var _ abstractSession = (*H2MuxServerSession)(nil)
+
+type H2MuxServerSession struct {
+	server  http2.Server
+	active  atomic.Int32
+	conn    net.Conn
+	inbound chan net.Conn
+	done    chan struct{}
+}
+
+func NewH2MuxServer(conn net.Conn) *H2MuxServerSession {
+	session := &H2MuxServerSession{
+		conn:    conn,
+		inbound: make(chan net.Conn),
+		done:    make(chan struct{}),
+		server: http2.Server{
+			IdleTimeout: idleTimeout,
+		},
+	}
+	go func() {
+		session.server.ServeConn(conn, &http2.ServeConnOpts{
+			Handler: session,
+		})
+		_ = session.Close()
+	}()
+	return session
+}
+
+func (s *H2MuxServerSession) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
+	s.active.Add(1)
+	defer s.active.Add(-1)
+	writer.WriteHeader(http.StatusOK)
+	conn := newHTTP2Wrapper(&v2rayhttp.ServerHTTPConn{
+		HTTP2Conn: v2rayhttp.NewHTTPConn(request.Body, writer),
+		Flusher:   writer.(http.Flusher),
+	})
+	s.inbound <- conn
+	select {
+	case <-conn.done:
+	case <-s.done:
+	}
+}
+
+func (s *H2MuxServerSession) Open() (net.Conn, error) {
+	return nil, os.ErrInvalid
+}
+
+func (s *H2MuxServerSession) Accept() (net.Conn, error) {
+	select {
+	case conn := <-s.inbound:
+		return conn, nil
+	case <-s.done:
+		return nil, os.ErrClosed
+	}
+}
+
+func (s *H2MuxServerSession) NumStreams() int {
+	return int(s.active.Load())
+}
+
+func (s *H2MuxServerSession) Close() error {
+	select {
+	case <-s.done:
+	default:
+		close(s.done)
+	}
+	return s.conn.Close()
+}
+
+func (s *H2MuxServerSession) IsClosed() bool {
+	select {
+	case <-s.done:
+		return true
+	default:
+		return false
+	}
+}
+
+func (s *H2MuxServerSession) CanTakeNewRequest() bool {
+	return false
+}
+
+type h2MuxConnWrapper struct {
+	N.ExtendedConn
+	done chan struct{}
+}
+
+func newHTTP2Wrapper(conn net.Conn) *h2MuxConnWrapper {
+	return &h2MuxConnWrapper{
+		ExtendedConn: bufio.NewExtendedConn(conn),
+		done:         make(chan struct{}),
+	}
+}
+
+func (w *h2MuxConnWrapper) Write(p []byte) (n int, err error) {
+	select {
+	case <-w.done:
+		return 0, net.ErrClosed
+	default:
+	}
+	return w.ExtendedConn.Write(p)
+}
+
+func (w *h2MuxConnWrapper) WriteBuffer(buffer *buf.Buffer) error {
+	select {
+	case <-w.done:
+		return net.ErrClosed
+	default:
+	}
+	return w.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (w *h2MuxConnWrapper) Close() error {
+	select {
+	case <-w.done:
+	default:
+		close(w.done)
+	}
+	return w.ExtendedConn.Close()
+}
+
+func (w *h2MuxConnWrapper) Upstream() any {
+	return w.ExtendedConn
+}
+
+var _ abstractSession = (*H2MuxClientSession)(nil)
+
+type H2MuxClientSession struct {
+	transport  *http2.Transport
+	clientConn *http2.ClientConn
+	done       chan struct{}
+}
+
+func NewH2MuxClient(conn net.Conn) (*H2MuxClientSession, error) {
+	session := &H2MuxClientSession{
+		transport: &http2.Transport{
+			DialTLSContext: func(ctx context.Context, network, addr string, cfg *tls.Config) (net.Conn, error) {
+				return conn, nil
+			},
+			ReadIdleTimeout: idleTimeout,
+		},
+		done: make(chan struct{}),
+	}
+	session.transport.ConnPool = session
+	clientConn, err := session.transport.NewClientConn(conn)
+	if err != nil {
+		return nil, err
+	}
+	session.clientConn = clientConn
+	return session, nil
+}
+
+func (s *H2MuxClientSession) GetClientConn(req *http.Request, addr string) (*http2.ClientConn, error) {
+	return s.clientConn, nil
+}
+
+func (s *H2MuxClientSession) MarkDead(conn *http2.ClientConn) {
+	s.Close()
+}
+
+func (s *H2MuxClientSession) Open() (net.Conn, error) {
+	pipeInReader, pipeInWriter := io.Pipe()
+	request := &http.Request{
+		Method: http.MethodConnect,
+		Body:   pipeInReader,
+		URL:    &url.URL{Scheme: "https", Host: "localhost"},
+	}
+	conn := v2rayhttp.NewLateHTTPConn(pipeInWriter)
+	go func() {
+		response, err := s.transport.RoundTrip(request)
+		if err != nil {
+			conn.Setup(nil, err)
+		} else if response.StatusCode != 200 {
+			response.Body.Close()
+			conn.Setup(nil, E.New("unexpected status: ", response.StatusCode, " ", response.Status))
+		} else {
+			conn.Setup(response.Body, nil)
+		}
+	}()
+	return conn, nil
+}
+
+func (s *H2MuxClientSession) Accept() (net.Conn, error) {
+	return nil, os.ErrInvalid
+}
+
+func (s *H2MuxClientSession) NumStreams() int {
+	return s.clientConn.State().StreamsActive
+}
+
+func (s *H2MuxClientSession) Close() error {
+	select {
+	case <-s.done:
+	default:
+		close(s.done)
+	}
+	return s.clientConn.Close()
+}
+
+func (s *H2MuxClientSession) IsClosed() bool {
+	select {
+	case <-s.done:
+		return true
+	default:
+	}
+	return s.clientConn.State().Closed
+}
+
+func (s *H2MuxClientSession) CanTakeNewRequest() bool {
+	return s.clientConn.CanTakeNewRequest()
+}

common/mux/padding.go

@@ -0,0 +1,240 @@
+package mux
+
+import (
+	"encoding/binary"
+	"io"
+	"math/rand"
+	"net"
+
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/rw"
+)
+
+const kFirstPaddings = 16
+
+type paddingConn struct {
+	N.ExtendedConn
+	writer           N.VectorisedWriter
+	readPadding      int
+	writePadding     int
+	readRemaining    int
+	paddingRemaining int
+}
+
+func newPaddingConn(conn net.Conn) net.Conn {
+	writer, isVectorised := bufio.CreateVectorisedWriter(conn)
+	if isVectorised {
+		return &vectorisedPaddingConn{
+			paddingConn{
+				ExtendedConn: bufio.NewExtendedConn(conn),
+				writer:       bufio.NewVectorisedWriter(conn),
+			},
+			writer,
+		}
+	} else {
+		return &paddingConn{
+			ExtendedConn: bufio.NewExtendedConn(conn),
+			writer:       bufio.NewVectorisedWriter(conn),
+		}
+	}
+}
+
+func (c *paddingConn) Read(p []byte) (n int, err error) {
+	if c.readRemaining > 0 {
+		if len(p) > c.readRemaining {
+			p = p[:c.readRemaining]
+		}
+		n, err = c.ExtendedConn.Read(p)
+		if err != nil {
+			return
+		}
+		c.readRemaining -= n
+		return
+	}
+	if c.paddingRemaining > 0 {
+		err = rw.SkipN(c.ExtendedConn, c.paddingRemaining)
+		if err != nil {
+			return
+		}
+		c.paddingRemaining = 0
+	}
+	if c.readPadding < kFirstPaddings {
+		var paddingHdr []byte
+		if len(p) >= 4 {
+			paddingHdr = p[:4]
+		} else {
+			_paddingHdr := make([]byte, 4)
+			defer common.KeepAlive(_paddingHdr)
+			paddingHdr = common.Dup(_paddingHdr)
+		}
+		_, err = io.ReadFull(c.ExtendedConn, paddingHdr)
+		if err != nil {
+			return
+		}
+		originalDataSize := int(binary.BigEndian.Uint16(paddingHdr[:2]))
+		paddingLen := int(binary.BigEndian.Uint16(paddingHdr[2:]))
+		if len(p) > originalDataSize {
+			p = p[:originalDataSize]
+		}
+		n, err = c.ExtendedConn.Read(p)
+		if err != nil {
+			return
+		}
+		c.readPadding++
+		c.readRemaining = originalDataSize - n
+		c.paddingRemaining = paddingLen
+		return
+	}
+	return c.ExtendedConn.Read(p)
+}
+
+func (c *paddingConn) Write(p []byte) (n int, err error) {
+	for pLen := len(p); pLen > 0; {
+		var data []byte
+		if pLen > 65535 {
+			data = p[:65535]
+			p = p[65535:]
+			pLen -= 65535
+		} else {
+			data = p
+			pLen = 0
+		}
+		var writeN int
+		writeN, err = c.write(data)
+		n += writeN
+		if err != nil {
+			break
+		}
+	}
+	return n, err
+}
+
+func (c *paddingConn) write(p []byte) (n int, err error) {
+	if c.writePadding < kFirstPaddings {
+		paddingLen := 256 + rand.Intn(512)
+		_buffer := buf.StackNewSize(4 + len(p) + paddingLen)
+		defer common.KeepAlive(_buffer)
+		buffer := common.Dup(_buffer)
+		defer buffer.Release()
+		header := buffer.Extend(4)
+		binary.BigEndian.PutUint16(header[:2], uint16(len(p)))
+		binary.BigEndian.PutUint16(header[2:], uint16(paddingLen))
+		common.Must1(buffer.Write(p))
+		buffer.Extend(paddingLen)
+		_, err = c.ExtendedConn.Write(buffer.Bytes())
+		if err == nil {
+			n = len(p)
+		}
+		c.writePadding++
+		return
+	}
+	return c.ExtendedConn.Write(p)
+}
+
+func (c *paddingConn) ReadBuffer(buffer *buf.Buffer) error {
+	p := buffer.FreeBytes()
+	if c.readRemaining > 0 {
+		if len(p) > c.readRemaining {
+			p = p[:c.readRemaining]
+		}
+		n, err := c.ExtendedConn.Read(p)
+		if err != nil {
+			return err
+		}
+		c.readRemaining -= n
+		buffer.Truncate(n)
+		return nil
+	}
+	if c.paddingRemaining > 0 {
+		err := rw.SkipN(c.ExtendedConn, c.paddingRemaining)
+		if err != nil {
+			return err
+		}
+		c.paddingRemaining = 0
+	}
+	if c.readPadding < kFirstPaddings {
+		var paddingHdr []byte
+		if len(p) >= 4 {
+			paddingHdr = p[:4]
+		} else {
+			_paddingHdr := make([]byte, 4)
+			defer common.KeepAlive(_paddingHdr)
+			paddingHdr = common.Dup(_paddingHdr)
+		}
+		_, err := io.ReadFull(c.ExtendedConn, paddingHdr)
+		if err != nil {
+			return err
+		}
+		originalDataSize := int(binary.BigEndian.Uint16(paddingHdr[:2]))
+		paddingLen := int(binary.BigEndian.Uint16(paddingHdr[2:]))
+
+		if len(p) > originalDataSize {
+			p = p[:originalDataSize]
+		}
+		n, err := c.ExtendedConn.Read(p)
+		if err != nil {
+			return err
+		}
+		c.readPadding++
+		c.readRemaining = originalDataSize - n
+		c.paddingRemaining = paddingLen
+		buffer.Truncate(n)
+		return nil
+	}
+	return c.ExtendedConn.ReadBuffer(buffer)
+}
+
+func (c *paddingConn) WriteBuffer(buffer *buf.Buffer) error {
+	if c.writePadding < kFirstPaddings {
+		bufferLen := buffer.Len()
+		if bufferLen > 65535 {
+			return common.Error(c.Write(buffer.Bytes()))
+		}
+		paddingLen := 256 + rand.Intn(512)
+		header := buffer.ExtendHeader(4)
+		binary.BigEndian.PutUint16(header[:2], uint16(bufferLen))
+		binary.BigEndian.PutUint16(header[2:], uint16(paddingLen))
+		buffer.Extend(paddingLen)
+		c.writePadding++
+	}
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *paddingConn) FrontHeadroom() int {
+	return 4 + 256 + 1024
+}
+
+type vectorisedPaddingConn struct {
+	paddingConn
+	writer N.VectorisedWriter
+}
+
+func (c *vectorisedPaddingConn) WriteVectorised(buffers []*buf.Buffer) error {
+	if c.writePadding < kFirstPaddings {
+		bufferLen := buf.LenMulti(buffers)
+		if bufferLen > 65535 {
+			defer buf.ReleaseMulti(buffers)
+			for _, buffer := range buffers {
+				_, err := c.Write(buffer.Bytes())
+				if err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+		paddingLen := 256 + rand.Intn(512)
+		header := buf.NewSize(4)
+		common.Must(
+			binary.Write(header, binary.BigEndian, uint16(bufferLen)),
+			binary.Write(header, binary.BigEndian, uint16(paddingLen)),
+		)
+		c.writePadding++
+		padding := buf.NewSize(paddingLen)
+		padding.Extend(paddingLen)
+		buffers = append(append([]*buf.Buffer{header}, buffers...), padding)
+	}
+	return c.writer.WriteVectorised(buffers)
+}

common/mux/protocol.go

@@ -1,14 +1,299 @@
 package mux
 
 import (
-	"github.com/sagernet/sing-mux"
+	"encoding/binary"
+	"io"
+	"math/rand"
+	"net"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/rw"
+	"github.com/sagernet/smux"
+
+	"github.com/hashicorp/yamux"
 )
 
-type (
+var Destination = M.Socksaddr{
-	Client = mux.Client
+	Fqdn: "sp.mux.sing-box.arpa",
+	Port: 444,
+}
+
+const (
+	ProtocolSMux Protocol = iota
+	ProtocolYAMux
+	ProtocolH2Mux
 )
 
-var (
+type Protocol byte
-	Destination      = mux.Destination
+
-	HandleConnection = mux.HandleConnection
+func ParseProtocol(name string) (Protocol, error) {
+	switch name {
+	case "", "smux":
+		return ProtocolSMux, nil
+	case "yamux":
+		return ProtocolYAMux, nil
+	case "h2mux":
+		return ProtocolH2Mux, nil
+	default:
+		return ProtocolSMux, E.New("unknown multiplex protocol: ", name)
+	}
+}
+
+func (p Protocol) newServer(conn net.Conn) (abstractSession, error) {
+	switch p {
+	case ProtocolSMux:
+		session, err := smux.Server(conn, smuxConfig())
+		if err != nil {
+			return nil, err
+		}
+		return &smuxSession{session}, nil
+	case ProtocolYAMux:
+		session, err := yamux.Server(conn, yaMuxConfig())
+		if err != nil {
+			return nil, err
+		}
+		return &yamuxSession{session}, nil
+	case ProtocolH2Mux:
+		return NewH2MuxServer(conn), nil
+	default:
+		panic("unknown protocol")
+	}
+}
+
+func (p Protocol) newClient(conn net.Conn) (abstractSession, error) {
+	switch p {
+	case ProtocolSMux:
+		session, err := smux.Client(conn, smuxConfig())
+		if err != nil {
+			return nil, err
+		}
+		return &smuxSession{session}, nil
+	case ProtocolYAMux:
+		session, err := yamux.Client(conn, yaMuxConfig())
+		if err != nil {
+			return nil, err
+		}
+		return &yamuxSession{session}, nil
+	case ProtocolH2Mux:
+		return NewH2MuxClient(conn)
+	default:
+		panic("unknown protocol")
+	}
+}
+
+func smuxConfig() *smux.Config {
+	config := smux.DefaultConfig()
+	config.KeepAliveDisabled = true
+	return config
+}
+
+func yaMuxConfig() *yamux.Config {
+	config := yamux.DefaultConfig()
+	config.LogOutput = io.Discard
+	config.StreamCloseTimeout = C.TCPTimeout
+	config.StreamOpenTimeout = C.TCPTimeout
+	return config
+}
+
+func (p Protocol) String() string {
+	switch p {
+	case ProtocolSMux:
+		return "smux"
+	case ProtocolYAMux:
+		return "yamux"
+	case ProtocolH2Mux:
+		return "h2mux"
+	default:
+		return "unknown"
+	}
+}
+
+const (
+	Version0 = iota
+	Version1
 )
+
+type Request struct {
+	Version        byte
+	Protocol       Protocol
+	PaddingEnabled bool
+}
+
+func ReadRequest(reader io.Reader) (*Request, error) {
+	version, err := rw.ReadByte(reader)
+	if err != nil {
+		return nil, err
+	}
+	if version < Version0 || version > Version1 {
+		return nil, E.New("unsupported version: ", version)
+	}
+	protocol, err := rw.ReadByte(reader)
+	if err != nil {
+		return nil, err
+	}
+	var paddingEnabled bool
+	if version == Version1 {
+		err = binary.Read(reader, binary.BigEndian, &paddingEnabled)
+		if err != nil {
+			return nil, err
+		}
+		if paddingEnabled {
+			var paddingLen uint16
+			err = binary.Read(reader, binary.BigEndian, &paddingLen)
+			if err != nil {
+				return nil, err
+			}
+			err = rw.SkipN(reader, int(paddingLen))
+			if err != nil {
+				return nil, err
+			}
+		}
+	}
+	return &Request{Version: version, Protocol: Protocol(protocol), PaddingEnabled: paddingEnabled}, nil
+}
+
+func EncodeRequest(request Request, payload []byte) *buf.Buffer {
+	var requestLen int
+	requestLen += 2
+	var paddingLen uint16
+	if request.Version == Version1 {
+		requestLen += 1
+		if request.PaddingEnabled {
+			requestLen += 2
+			paddingLen = uint16(256 + rand.Intn(512))
+			requestLen += int(paddingLen)
+		}
+	}
+	buffer := buf.NewSize(requestLen + len(payload))
+	common.Must(
+		buffer.WriteByte(request.Version),
+		buffer.WriteByte(byte(request.Protocol)),
+	)
+	if request.Version == Version1 {
+		common.Must(binary.Write(buffer, binary.BigEndian, request.PaddingEnabled))
+		if request.PaddingEnabled {
+			common.Must(binary.Write(buffer, binary.BigEndian, paddingLen))
+			buffer.Extend(int(paddingLen))
+		}
+	}
+	common.Must1(buffer.Write(payload))
+	return buffer
+}
+
+const (
+	flagUDP       = 1
+	flagAddr      = 2
+	statusSuccess = 0
+	statusError   = 1
+)
+
+type StreamRequest struct {
+	Network     string
+	Destination M.Socksaddr
+	PacketAddr  bool
+}
+
+func ReadStreamRequest(reader io.Reader) (*StreamRequest, error) {
+	var flags uint16
+	err := binary.Read(reader, binary.BigEndian, &flags)
+	if err != nil {
+		return nil, err
+	}
+	destination, err := M.SocksaddrSerializer.ReadAddrPort(reader)
+	if err != nil {
+		return nil, err
+	}
+	var network string
+	var udpAddr bool
+	if flags&flagUDP == 0 {
+		network = N.NetworkTCP
+	} else {
+		network = N.NetworkUDP
+		udpAddr = flags&flagAddr != 0
+	}
+	return &StreamRequest{network, destination, udpAddr}, nil
+}
+
+func streamRequestLen(request StreamRequest) int {
+	var rLen int
+	rLen += 1 // version
+	rLen += 2 // flags
+	rLen += M.SocksaddrSerializer.AddrPortLen(request.Destination)
+	return rLen
+}
+
+func EncodeStreamRequest(request StreamRequest, buffer *buf.Buffer) {
+	destination := request.Destination
+	var flags uint16
+	if request.Network == N.NetworkUDP {
+		flags |= flagUDP
+	}
+	if request.PacketAddr {
+		flags |= flagAddr
+		if !destination.IsValid() {
+			destination = Destination
+		}
+	}
+	common.Must(
+		binary.Write(buffer, binary.BigEndian, flags),
+		M.SocksaddrSerializer.WriteAddrPort(buffer, destination),
+	)
+}
+
+type StreamResponse struct {
+	Status  uint8
+	Message string
+}
+
+func ReadStreamResponse(reader io.Reader) (*StreamResponse, error) {
+	var response StreamResponse
+	status, err := rw.ReadByte(reader)
+	if err != nil {
+		return nil, err
+	}
+	response.Status = status
+	if status == statusError {
+		response.Message, err = rw.ReadVString(reader)
+		if err != nil {
+			return nil, err
+		}
+	}
+	return &response, nil
+}
+
+type wrapStream struct {
+	net.Conn
+}
+
+func (w *wrapStream) Read(p []byte) (n int, err error) {
+	n, err = w.Conn.Read(p)
+	err = wrapError(err)
+	return
+}
+
+func (w *wrapStream) Write(p []byte) (n int, err error) {
+	n, err = w.Conn.Write(p)
+	err = wrapError(err)
+	return
+}
+
+func (w *wrapStream) WriteIsThreadUnsafe() {
+}
+
+func (w *wrapStream) Upstream() any {
+	return w.Conn
+}
+
+func wrapError(err error) error {
+	switch err {
+	case yamux.ErrStreamClosed:
+		return io.EOF
+	default:
+		return err
+	}
+}

common/mux/service.go

@@ -0,0 +1,272 @@
+package mux
+
+import (
+	"context"
+	"encoding/binary"
+	"net"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/rw"
+	"github.com/sagernet/sing/common/task"
+)
+
+func NewConnection(ctx context.Context, router adapter.Router, errorHandler E.Handler, logger log.ContextLogger, conn net.Conn, metadata adapter.InboundContext) error {
+	request, err := ReadRequest(conn)
+	if err != nil {
+		return err
+	}
+	if request.PaddingEnabled {
+		conn = newPaddingConn(conn)
+	}
+	session, err := request.Protocol.newServer(conn)
+	if err != nil {
+		return err
+	}
+	var group task.Group
+	group.Append0(func(ctx context.Context) error {
+		var stream net.Conn
+		for {
+			stream, err = session.Accept()
+			if err != nil {
+				return err
+			}
+			go newConnection(ctx, router, errorHandler, logger, stream, metadata)
+		}
+	})
+	group.Cleanup(func() {
+		session.Close()
+	})
+	return group.Run(ctx)
+}
+
+func newConnection(ctx context.Context, router adapter.Router, errorHandler E.Handler, logger log.ContextLogger, stream net.Conn, metadata adapter.InboundContext) {
+	stream = &wrapStream{stream}
+	request, err := ReadStreamRequest(stream)
+	if err != nil {
+		logger.ErrorContext(ctx, err)
+		return
+	}
+	metadata.Destination = request.Destination
+	if request.Network == N.NetworkTCP {
+		logger.InfoContext(ctx, "inbound multiplex connection to ", metadata.Destination)
+		hErr := router.RouteConnection(ctx, &ServerConn{ExtendedConn: bufio.NewExtendedConn(stream)}, metadata)
+		stream.Close()
+		if hErr != nil {
+			errorHandler.NewError(ctx, hErr)
+		}
+	} else {
+		var packetConn N.PacketConn
+		if !request.PacketAddr {
+			logger.InfoContext(ctx, "inbound multiplex packet connection to ", metadata.Destination)
+			packetConn = &ServerPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: request.Destination}
+		} else {
+			logger.InfoContext(ctx, "inbound multiplex packet connection")
+			packetConn = &ServerPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream)}
+		}
+		hErr := router.RoutePacketConnection(ctx, packetConn, metadata)
+		stream.Close()
+		if hErr != nil {
+			errorHandler.NewError(ctx, hErr)
+		}
+	}
+}
+
+var _ N.HandshakeConn = (*ServerConn)(nil)
+
+type ServerConn struct {
+	N.ExtendedConn
+	responseWrite bool
+}
+
+func (c *ServerConn) HandshakeFailure(err error) error {
+	errMessage := err.Error()
+	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusError),
+		rw.WriteVString(_buffer, errMessage),
+	)
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerConn) Write(b []byte) (n int, err error) {
+	if c.responseWrite {
+		return c.ExtendedConn.Write(b)
+	}
+	_buffer := buf.StackNewSize(1 + len(b))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusSuccess),
+		common.Error(buffer.Write(b)),
+	)
+	_, err = c.ExtendedConn.Write(buffer.Bytes())
+	if err != nil {
+		return
+	}
+	c.responseWrite = true
+	return len(b), nil
+}
+
+func (c *ServerConn) WriteBuffer(buffer *buf.Buffer) error {
+	if c.responseWrite {
+		return c.ExtendedConn.WriteBuffer(buffer)
+	}
+	buffer.ExtendHeader(1)[0] = statusSuccess
+	c.responseWrite = true
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerConn) FrontHeadroom() int {
+	if !c.responseWrite {
+		return 1
+	}
+	return 0
+}
+
+func (c *ServerConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ServerConn) Upstream() any {
+	return c.ExtendedConn
+}
+
+var (
+	_ N.HandshakeConn = (*ServerPacketConn)(nil)
+	_ N.PacketConn    = (*ServerPacketConn)(nil)
+)
+
+type ServerPacketConn struct {
+	N.ExtendedConn
+	destination   M.Socksaddr
+	responseWrite bool
+}
+
+func (c *ServerPacketConn) HandshakeFailure(err error) error {
+	errMessage := err.Error()
+	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusError),
+		rw.WriteVString(_buffer, errMessage),
+	)
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
+	if err != nil {
+		return
+	}
+	destination = c.destination
+	return
+}
+
+func (c *ServerPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	pLen := buffer.Len()
+	common.Must(binary.Write(buf.With(buffer.ExtendHeader(2)), binary.BigEndian, uint16(pLen)))
+	if !c.responseWrite {
+		buffer.ExtendHeader(1)[0] = statusSuccess
+		c.responseWrite = true
+	}
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerPacketConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ServerPacketConn) Upstream() any {
+	return c.ExtendedConn
+}
+
+func (c *ServerPacketConn) FrontHeadroom() int {
+	if !c.responseWrite {
+		return 3
+	}
+	return 2
+}
+
+var (
+	_ N.HandshakeConn = (*ServerPacketAddrConn)(nil)
+	_ N.PacketConn    = (*ServerPacketAddrConn)(nil)
+)
+
+type ServerPacketAddrConn struct {
+	N.ExtendedConn
+	responseWrite bool
+}
+
+func (c *ServerPacketAddrConn) HandshakeFailure(err error) error {
+	errMessage := err.Error()
+	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusError),
+		rw.WriteVString(_buffer, errMessage),
+	)
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerPacketAddrConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	destination, err = M.SocksaddrSerializer.ReadAddrPort(c.ExtendedConn)
+	if err != nil {
+		return
+	}
+	var length uint16
+	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
+	if err != nil {
+		return
+	}
+	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
+	if err != nil {
+		return
+	}
+	return
+}
+
+func (c *ServerPacketAddrConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	pLen := buffer.Len()
+	common.Must(binary.Write(buf.With(buffer.ExtendHeader(2)), binary.BigEndian, uint16(pLen)))
+	common.Must(M.SocksaddrSerializer.WriteAddrPort(buf.With(buffer.ExtendHeader(M.SocksaddrSerializer.AddrPortLen(destination))), destination))
+	if !c.responseWrite {
+		buffer.ExtendHeader(1)[0] = statusSuccess
+		c.responseWrite = true
+	}
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerPacketAddrConn) NeedAdditionalReadDeadline() bool {
+	return true
+}
+
+func (c *ServerPacketAddrConn) Upstream() any {
+	return c.ExtendedConn
+}
+
+func (c *ServerPacketAddrConn) FrontHeadroom() int {
+	if !c.responseWrite {
+		return 3 + M.MaxSocksaddrLength
+	}
+	return 2 + M.MaxSocksaddrLength
+}

common/mux/session.go

@@ -0,0 +1,111 @@
+package mux
+
+import (
+	"io"
+	"net"
+
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/smux"
+
+	"github.com/hashicorp/yamux"
+)
+
+type abstractSession interface {
+	Open() (net.Conn, error)
+	Accept() (net.Conn, error)
+	NumStreams() int
+	Close() error
+	IsClosed() bool
+	CanTakeNewRequest() bool
+}
+
+var _ abstractSession = (*smuxSession)(nil)
+
+type smuxSession struct {
+	*smux.Session
+}
+
+func (s *smuxSession) Open() (net.Conn, error) {
+	return s.OpenStream()
+}
+
+func (s *smuxSession) Accept() (net.Conn, error) {
+	return s.AcceptStream()
+}
+
+func (s *smuxSession) CanTakeNewRequest() bool {
+	return true
+}
+
+type yamuxSession struct {
+	*yamux.Session
+}
+
+func (y *yamuxSession) CanTakeNewRequest() bool {
+	return true
+}
+
+type protocolConn struct {
+	net.Conn
+	request         Request
+	protocolWritten bool
+}
+
+func newProtocolConn(conn net.Conn, request Request) net.Conn {
+	writer, isVectorised := bufio.CreateVectorisedWriter(conn)
+	if isVectorised {
+		return &vectorisedProtocolConn{
+			protocolConn{
+				Conn:    conn,
+				request: request,
+			},
+			writer,
+		}
+	} else {
+		return &protocolConn{
+			Conn:    conn,
+			request: request,
+		}
+	}
+}
+
+func (c *protocolConn) Write(p []byte) (n int, err error) {
+	if c.protocolWritten {
+		return c.Conn.Write(p)
+	}
+	buffer := EncodeRequest(c.request, p)
+	n, err = c.Conn.Write(buffer.Bytes())
+	buffer.Release()
+	if err == nil {
+		n--
+	}
+	c.protocolWritten = true
+	return n, err
+}
+
+func (c *protocolConn) ReadFrom(r io.Reader) (n int64, err error) {
+	if !c.protocolWritten {
+		return bufio.ReadFrom0(c, r)
+	}
+	return bufio.Copy(c.Conn, r)
+}
+
+func (c *protocolConn) Upstream() any {
+	return c.Conn
+}
+
+type vectorisedProtocolConn struct {
+	protocolConn
+	writer N.VectorisedWriter
+}
+
+func (c *vectorisedProtocolConn) WriteVectorised(buffers []*buf.Buffer) error {
+	if c.protocolWritten {
+		return c.writer.WriteVectorised(buffers)
+	}
+	c.protocolWritten = true
+	buffer := EncodeRequest(c.request, nil)
+	return c.writer.WriteVectorised(append([]*buf.Buffer{buffer}, buffers...))
+}

common/process/searcher_linux_shared.go

@@ -15,6 +15,7 @@ import (
 	"unicode"
 	"unsafe"
 
+	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -81,7 +82,9 @@ func resolveSocketByNetlink(network string, source netip.AddrPort, destination n
 		return 0, 0, E.Cause(err, "write netlink request")
 	}
 
-	buffer := buf.New()
+	_buffer := buf.StackNew()
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
 	defer buffer.Release()
 
 	n, err := syscall.Read(socket, buffer.FreeBytes())

common/settings/proxy_darwin.go

@@ -20,10 +20,10 @@ type systemProxy struct {
 	isMixed       bool
 }
 
-func (p *systemProxy) update(event int) {
+func (p *systemProxy) update(event int) error {
 	newInterfaceName := p.monitor.DefaultInterfaceName(netip.IPv4Unspecified())
 	if p.interfaceName == newInterfaceName {
-		return
+		return nil
 	}
 	if p.interfaceName != "" {
 		_ = p.unset()
@@ -31,7 +31,7 @@ func (p *systemProxy) update(event int) {
 	p.interfaceName = newInterfaceName
 	interfaceDisplayName, err := getInterfaceDisplayName(p.interfaceName)
 	if err != nil {
-		return
+		return err
 	}
 	if p.isMixed {
 		err = shell.Exec("networksetup", "-setsocksfirewallproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
@@ -40,9 +40,9 @@ func (p *systemProxy) update(event int) {
 		err = shell.Exec("networksetup", "-setwebproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
 	}
 	if err == nil {
-		_ = shell.Exec("networksetup", "-setsecurewebproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
+		err = shell.Exec("networksetup", "-setsecurewebproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
 	}
-	return
+	return err
 }
 
 func (p *systemProxy) unset() error {
@@ -88,7 +88,10 @@ func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() er
 		port:    port,
 		isMixed: isMixed,
 	}
-	proxy.update(tun.EventInterfaceUpdate)
+	err := proxy.update(tun.EventInterfaceUpdate)
+	if err != nil {
+		return nil, err
+	}
 	proxy.element = interfaceMonitor.RegisterCallback(proxy.update)
 	return func() error {
 		interfaceMonitor.UnregisterCallback(proxy.element)

common/sniff/dns.go

@@ -26,7 +26,9 @@ func StreamDomainNameQuery(readCtx context.Context, reader io.Reader) (*adapter.
 	if length == 0 {
 		return nil, os.ErrInvalid
 	}
-	buffer := buf.NewSize(int(length))
+	_buffer := buf.StackNewSize(int(length))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
 	defer buffer.Release()
 
 	readCtx, cancel := context.WithTimeout(readCtx, time.Millisecond*100)

common/tls/acme.go

@@ -21,7 +21,6 @@ import (
 type acmeWrapper struct {
 	ctx    context.Context
 	cfg    *certmagic.Config
-	cache  *certmagic.Cache
 	domain []string
 }
 
@@ -30,7 +29,7 @@ func (w *acmeWrapper) Start() error {
 }
 
 func (w *acmeWrapper) Close() error {
-	w.cache.Stop()
+	w.cfg.Unmanage(w.domain)
 	return nil
 }
 
@@ -78,11 +77,10 @@ func startACME(ctx context.Context, options option.InboundACMEOptions) (*tls.Con
 		acmeConfig.ExternalAccount = (*acme.EAB)(options.ExternalAccount)
 	}
 	config.Issuers = []certmagic.Issuer{certmagic.NewACMEIssuer(config, acmeConfig)}
-	cache := certmagic.NewCache(certmagic.CacheOptions{
+	config = certmagic.New(certmagic.NewCache(certmagic.CacheOptions{
 		GetConfigForCert: func(certificate certmagic.Certificate) (*certmagic.Config, error) {
 			return config, nil
 		},
-	})
+	}), *config)
-	config = certmagic.New(cache, *config)
+	return config.TLSConfig(), &acmeWrapper{ctx, config, options.Domain}, nil
-	return config.TLSConfig(), &acmeWrapper{ctx: ctx, cfg: config, cache: cache, domain: options.Domain}, nil
 }

common/tls/reality_client.go

@@ -111,16 +111,6 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	if err != nil {
 		return nil, err
 	}
-
-	if len(uConfig.NextProtos) > 0 {
-		for _, extension := range uConn.Extensions {
-			if alpnExtension, isALPN := extension.(*utls.ALPNExtension); isALPN {
-				alpnExtension.AlpnProtocols = uConfig.NextProtos
-				break
-			}
-		}
-	}
-
 	hello := uConn.HandshakeState.Hello
 	hello.SessionId = make([]byte, 32)
 	copy(hello.Raw[39:], hello.SessionId)

common/tls/reality_server.go

@@ -101,10 +101,7 @@ func NewRealityServer(ctx context.Context, router adapter.Router, logger log.Log
 		tlsConfig.ShortIds[shortID] = true
 	}
 
-	handshakeDialer, err := dialer.New(router, options.Reality.Handshake.DialerOptions)
+	handshakeDialer := dialer.New(router, options.Reality.Handshake.DialerOptions)
-	if err != nil {
-		return nil, err
-	}
 	tlsConfig.DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
 		return handshakeDialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
 	}

common/tls/std_server.go

@@ -164,8 +164,8 @@ func NewSTDServer(ctx context.Context, router adapter.Router, logger log.Logger,
 	var acmeService adapter.Service
 	var err error
 	if options.ACME != nil && len(options.ACME.Domain) > 0 {
-		//nolint:staticcheck
 		tlsConfig, acmeService, err = startACME(ctx, common.PtrValueOrDefault(options.ACME))
+		//nolint:staticcheck
 		if err != nil {
 			return nil, err
 		}

common/tls/utls_client.go

@@ -3,7 +3,6 @@
 package tls
 
 import (
-	"context"
 	"crypto/tls"
 	"crypto/x509"
 	"math/rand"
@@ -48,7 +47,7 @@ func (e *UTLSClientConfig) Config() (*STDConfig, error) {
 }
 
 func (e *UTLSClientConfig) Client(conn net.Conn) (Conn, error) {
-	return &utlsALPNWrapper{utlsConnWrapper{utls.UClient(conn, e.config.Clone(), e.id)}, e.config.NextProtos}, nil
+	return &utlsConnWrapper{utls.UClient(conn, e.config.Clone(), e.id)}, nil
 }
 
 func (e *UTLSClientConfig) SetSessionIDGenerator(generator func(clientHello []byte, sessionID []byte) error) {
@@ -88,31 +87,6 @@ func (c *utlsConnWrapper) Upstream() any {
 	return c.UConn
 }
 
-type utlsALPNWrapper struct {
-	utlsConnWrapper
-	nextProtocols []string
-}
-
-func (c *utlsALPNWrapper) HandshakeContext(ctx context.Context) error {
-	if len(c.nextProtocols) > 0 {
-		err := c.BuildHandshakeState()
-		if err != nil {
-			return err
-		}
-		for _, extension := range c.Extensions {
-			if alpnExtension, isALPN := extension.(*utls.ALPNExtension); isALPN {
-				alpnExtension.AlpnProtocols = c.nextProtocols
-				err = c.BuildHandshakeState()
-				if err != nil {
-					return err
-				}
-				break
-			}
-		}
-	}
-	return c.UConn.HandshakeContext(ctx)
-}
-
 func NewUTLSClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (*UTLSClientConfig, error) {
 	var serverName string
 	if options.ServerName != "" {

common/urltest/urltest.go

@@ -10,7 +10,6 @@ import (
 
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/x/list"
 )
 
 type History struct {
@@ -21,7 +20,6 @@ type History struct {
 type HistoryStorage struct {
 	access       sync.RWMutex
 	delayHistory map[string]*History
-	callbacks    list.List[func()]
 }
 
 func NewHistoryStorage() *HistoryStorage {
@@ -30,18 +28,6 @@ func NewHistoryStorage() *HistoryStorage {
 	}
 }
 
-func (s *HistoryStorage) AddListener(listener func()) *list.Element[func()] {
-	s.access.Lock()
-	defer s.access.Unlock()
-	return s.callbacks.PushBack(listener)
-}
-
-func (s *HistoryStorage) RemoveListener(element *list.Element[func()]) {
-	s.access.Lock()
-	defer s.access.Unlock()
-	s.callbacks.Remove(element)
-}
-
 func (s *HistoryStorage) LoadURLTestHistory(tag string) *History {
 	if s == nil {
 		return nil
@@ -53,24 +39,14 @@ func (s *HistoryStorage) LoadURLTestHistory(tag string) *History {
 
 func (s *HistoryStorage) DeleteURLTestHistory(tag string) {
 	s.access.Lock()
+	defer s.access.Unlock()
 	delete(s.delayHistory, tag)
-	s.access.Unlock()
-	s.notifyUpdated()
 }
 
 func (s *HistoryStorage) StoreURLTestHistory(tag string, history *History) {
 	s.access.Lock()
+	defer s.access.Unlock()
 	s.delayHistory[tag] = history
-	s.access.Unlock()
-	s.notifyUpdated()
-}
-
-func (s *HistoryStorage) notifyUpdated() {
-	s.access.RLock()
-	defer s.access.RUnlock()
-	for element := s.callbacks.Front(); element != nil; element = element.Next() {
-		element.Value()
-	}
 }
 
 func URLTest(ctx context.Context, link string, detour N.Dialer) (t uint16, err error) {

constant/proxy.go

@@ -7,7 +7,7 @@ const (
 	TypeDirect       = "direct"
 	TypeBlock        = "block"
 	TypeDNS          = "dns"
-	TypeSOCKS        = "socks"
+	TypeSocks        = "socks"
 	TypeHTTP         = "http"
 	TypeMixed        = "mixed"
 	TypeShadowsocks  = "shadowsocks"
@@ -21,55 +21,9 @@ const (
 	TypeShadowTLS    = "shadowtls"
 	TypeShadowsocksR = "shadowsocksr"
 	TypeVLESS        = "vless"
-	TypeTUIC         = "tuic"
 )
 
 const (
 	TypeSelector = "selector"
 	TypeURLTest  = "urltest"
 )
-
-func ProxyDisplayName(proxyType string) string {
-	switch proxyType {
-	case TypeDirect:
-		return "Direct"
-	case TypeBlock:
-		return "Block"
-	case TypeDNS:
-		return "DNS"
-	case TypeSOCKS:
-		return "SOCKS"
-	case TypeHTTP:
-		return "HTTP"
-	case TypeShadowsocks:
-		return "Shadowsocks"
-	case TypeVMess:
-		return "VMess"
-	case TypeTrojan:
-		return "Trojan"
-	case TypeNaive:
-		return "Naive"
-	case TypeWireGuard:
-		return "WireGuard"
-	case TypeHysteria:
-		return "Hysteria"
-	case TypeTor:
-		return "Tor"
-	case TypeSSH:
-		return "SSH"
-	case TypeShadowTLS:
-		return "ShadowTLS"
-	case TypeShadowsocksR:
-		return "ShadowsocksR"
-	case TypeVLESS:
-		return "VLESS"
-	case TypeTUIC:
-		return "TUIC"
-	case TypeSelector:
-		return "Selector"
-	case TypeURLTest:
-		return "URLTest"
-	default:
-		return "Unknown"
-	}
-}

docs/changelog.md

@@ -1,165 +1,3 @@
-#### 1.4.0-beta.2
-
-* Add MultiPath TCP support **1**
-* Drop QUIC support for Go 1.18 and 1.19 due to upstream changes
-* Fixes and improvements
-
-*1*:
-
-Requires sing-box to be compiled with Go 1.21.
-
-#### 1.4.0-beta.1
-
-* Add TUIC support **1**
-* Pause recurring tasks when no network or device idle
-* Fixes and improvements
-
-*1*:
-
-See [TUIC inbound](/configuration/inbound/tuic)
-and [TUIC outbound](/configuration/outbound/tuic)
-
-#### 1.3.6
-
-* Fixes and improvements
-
-#### 1.3.5
-
-* Fixes and improvements
-* Introducing our [Apple tvOS](/installation/clients/sft) client applications **1**
-* Add per app proxy and app installed/updated trigger support for Android client
-* Add profile sharing support for Android/iOS/macOS clients
-
-**1**:
-
-Due to the requirement of tvOS 17, the app cannot be submitted to the App Store for the time being, and can only be
-downloaded through TestFlight.
-
-#### 1.3.4
-
-* Fixes and improvements
-* We're now on the [App Store](https://apps.apple.com/us/app/sing-box/id6451272673), always free! It should be noted
-  that due to stricter and slower review, the release of Store versions will be delayed.
-* We've made a standalone version of the macOS client (the original Application Extension relies on App Store
-  distribution), which you can download as SFM-version-universal.zip in the release artifacts.
-
-#### 1.3.3
-
-* Fixes and improvements
-
-#### 1.3.1-rc.1
-
-* Fix bugs and update dependencies
-
-#### 1.3.1-beta.3
-
-* Introducing our [new iOS](/installation/clients/sfi) and [macOS](/installation/clients/sfm) client applications **1**
-* Fixes and improvements
-
-**1**:
-
-The old testflight link and app are no longer valid.
-
-#### 1.3.1-beta.2
-
-* Fix bugs and update dependencies
-
-#### 1.3.1-beta.1
-
-* Fixes and improvements
-
-#### 1.3.0
-
-* Fix bugs and update dependencies
-
-Important changes since 1.2:
-
-* Add [FakeIP](/configuration/dns/fakeip) support **1**
-* Improve multiplex **2**
-* Add [DNS reverse mapping](/configuration/dns#reverse_mapping) support
-* Add `rewrite_ttl` DNS rule action
-* Add `store_fakeip` Clash API option
-* Add multi-peer support for [WireGuard](/configuration/outbound/wireguard#peers) outbound
-* Add loopback detect
-* Add Clash.Meta API compatibility for Clash API
-* Download Yacd-meta by default if the specified Clash `external_ui` directory is empty
-* Add path and headers option for HTTP outbound
-* Perform URLTest recheck after network changes
-* Fix `system` tun stack for ios
-* Fix network monitor for android/ios
-* Update VLESS and XUDP protocol
-* Make splice work with traffic statistics systems like Clash API
-* Significantly reduces memory usage of idle connections
-* Improve DNS caching
-* Add `independent_cache` [option](/configuration/dns#independent_cache) for DNS
-* Reimplemented shadowsocks client
-* Add multiplex support for VLESS outbound
-* Automatically add Windows firewall rules in order for the system tun stack to work
-* Fix TLS 1.2 support for shadow-tls client
-* Add `cache_id` [option](/configuration/experimental#cache_id) for Clash cache file
-* Fix `local` DNS transport for Android
-
-*1*:
-
-See [FAQ](/faq/fakeip) for more information.
-
-*2*:
-
-Added new `h2mux` multiplex protocol and `padding` multiplex option, see [Multiplex](/configuration/shared/multiplex).
-
-#### 1.3-rc2
-
-* Fix `local` DNS transport for Android
-* Fix bugs and update dependencies
-
-#### 1.3-rc1
-
-* Fix bugs and update dependencies
-
-#### 1.3-beta14
-
-* Fixes and improvements
-
-#### 1.3-beta13
-
-* Fix resolving fakeip domains  **1**
-* Deprecate L3 routing
-* Fix bugs and update dependencies
-
-**1**:
-
-If the destination address of the connection is obtained from fakeip, dns rules with server type fakeip will be skipped.
-
-#### 1.3-beta12
-
-* Automatically add Windows firewall rules in order for the system tun stack to work
-* Fix TLS 1.2 support for shadow-tls client
-* Add `cache_id` [option](/configuration/experimental#cache_id) for Clash cache file
-* Fixes and improvements
-
-#### 1.3-beta11
-
-* Fix bugs and update dependencies
-
-#### 1.3-beta10
-
-* Improve direct copy **1**
-* Improve DNS caching
-* Add `independent_cache` [option](/configuration/dns#independent_cache) for DNS
-* Reimplemented shadowsocks client **2**
-* Add multiplex support for VLESS outbound
-* Set TCP keepalive for WireGuard gVisor TCP connections
-* Fixes and improvements
-
-**1**:
-
-* Make splice work with traffic statistics systems like Clash API
-* Significantly reduces memory usage of idle connections
-
-**2**:
-
-Improved performance and reduced memory usage.
-
 #### 1.3-beta9
 
 * Improve multiplex **1**

docs/configuration/dns/index.md

@@ -11,7 +11,6 @@
     "strategy": "",
     "disable_cache": false,
     "disable_expire": false,
-    "independent_cache": false,
     "reverse_mapping": false,
     "fakeip": {}
   }
@@ -49,10 +48,6 @@ Disable dns cache.
 
 Disable dns cache expire.
 
-#### independent_cache
-
-Make each DNS server's cache independent for special purposes. If enabled, will slightly degrade performance.
-
 #### reverse_mapping
 
 Stores a reverse mapping of IP addresses after responding to a DNS query in order to provide domain names when routing.

docs/configuration/dns/index.zh.md

@@ -11,7 +11,6 @@
     "strategy": "",
     "disable_cache": false,
     "disable_expire": false,
-    "independent_cache": false,
     "reverse_mapping": false,
     "fakeip": {}
   }
@@ -48,10 +47,6 @@
 
 禁用 DNS 缓存过期。
 
-#### independent_cache
-
-使每个 DNS 服务器的缓存独立，以满足特殊目的。如果启用，将轻微降低性能。
-
 #### reverse_mapping
 
 在响应 DNS 查询后存储 IP 地址的反向映射以为路由目的提供域名。

docs/configuration/dns/server.md

@@ -30,18 +30,18 @@ The tag of the dns server.
 
 The address of the dns server.
 
-| Protocol                            | Format                        |
+| Protocol            | Format                        |
-|-------------------------------------|-------------------------------|
+|---------------------|-------------------------------|
-| `System`                            | `local`                       |
+| `System`            | `local`                       |
-| `TCP`                               | `tcp://1.0.0.1`               |
+| `TCP`               | `tcp://1.0.0.1`               |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`     |
+| `UDP`               | `8.8.8.8` `udp://8.8.4.4`     |
-| `TLS`                               | `tls://dns.google`            |
+| `TLS`               | `tls://dns.google`            |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`   |
+| `HTTPS`             | `https://1.1.1.1/dns-query`   |
-| `QUIC`                              | `quic://dns.adguard.com`      |
+| `QUIC`              | `quic://dns.adguard.com`      |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`      |
+| `HTTP3`             | `h3://8.8.8.8/dns-query`      |
-| `RCode`                             | `rcode://refused`             |
+| `RCode`             | `rcode://refused`             |
-| `DHCP`                              | `dhcp://auto` or `dhcp://en0` |
+| `DHCP`              | `dhcp://auto` or `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                      |
+|  [FakeIP](./fakeip) | `fakeip`                      |
 
 !!! warning ""
 
@@ -94,4 +94,4 @@ Take no effect if override by other settings.
 
 Tag of an outbound for connecting to the dns server.
 
-Default outbound will be used if empty.
+Default outbound will be used if empty.

docs/configuration/dns/server.zh.md

@@ -30,18 +30,18 @@ DNS 服务器的标签。
 
 DNS 服务器的地址。
 
-| 协议                                  | 格式                           |
+| 协议                 | 格式                           |
-|-------------------------------------|------------------------------|
+|--------------------|------------------------------|
-| `System`                            | `local`                      |
+| `System`           | `local`                      |
-| `TCP`                               | `tcp://1.0.0.1`              |
+| `TCP`              | `tcp://1.0.0.1`              |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`    |
+| `UDP`              | `8.8.8.8` `udp://8.8.4.4`    |
-| `TLS`                               | `tls://dns.google`           |
+| `TLS`              | `tls://dns.google`           |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`  |
+| `HTTPS`            | `https://1.1.1.1/dns-query`  |
-| `QUIC`                              | `quic://dns.adguard.com`     |
+| `QUIC`             | `quic://dns.adguard.com`     |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`     |
+| `HTTP3`            | `h3://8.8.8.8/dns-query`     |
-| `RCode`                             | `rcode://refused`            |
+| `RCode`            | `rcode://refused`            |
-| `DHCP`                              | `dhcp://auto` 或 `dhcp://en0` |
+| `DHCP`             | `dhcp://auto` 或 `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                     |
+| [FakeIP](./fakeip) | `fakeip`                     |
 
 !!! warning ""
 

docs/configuration/experimental/index.md

@@ -7,14 +7,13 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "",
+      "external_ui": "folder",
       "external_ui_download_url": "",
       "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "",
+      "default_mode": "rule",
       "store_selected": false,
-      "cache_file": "",
+      "cache_file": "cache.db"
-      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -92,12 +91,6 @@ Store selected outbound for the `Selector` outbound in cache file.
 
 Cache file path, `cache.db` will be used if empty.
 
-#### cache_id
-
-Cache ID.
-
-If not empty, `store_selected` will use a separate store keyed by it.
-
 ### V2Ray API Fields
 
 !!! error ""

docs/configuration/experimental/index.zh.md

@@ -7,14 +7,13 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "",
+      "external_ui": "folder",
       "external_ui_download_url": "",
       "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "",
+      "default_mode": "rule",
       "store_selected": false,
-      "cache_file": "",
+      "cache_file": "cache.db"
-      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -90,12 +89,6 @@ Clash 中的默认模式，默认使用 `rule`。
 
 缓存文件路径，默认使用`cache.db`。
 
-#### cache_id
-
-缓存 ID。
-
-如果不为空，`store_selected` 将会使用以此为键的独立存储。
-
 ### V2Ray API 字段
 
 !!! error ""

docs/configuration/inbound/tuic.md

@@ -1,82 +0,0 @@
-### Structure
-
-```json
-{
-  "type": "tuic",
-  "tag": "tuic-in",
-  
-  ... // Listen Fields
-
-  "users": [
-    {
-      "name": "sekai",
-      "uuid": "059032A9-7D40-4A96-9BB1-36823D848068",
-      "password": "hello"
-    }
-  ],
-  "congestion_control": "cubic",
-  "auth_timeout": "3s",
-  "zero_rtt_handshake": false,
-  "heartbeat": "10s",
-  "tls": {}
-}
-```
-
-!!! warning ""
-
-    QUIC, which is required by TUIC is not included by default, see [Installation](/#installation).
-
-### Listen Fields
-
-See [Listen Fields](/configuration/shared/listen) for details.
-
-### Fields
-
-#### users
-
-TUIC users
-
-#### users.uuid
-
-==Required==
-
-TUIC user uuid
-
-#### users.password
-
-TUIC user password
-
-#### congestion_control
-
-QUIC congestion control algorithm
-
-One of: `cubic`, `new_reno`, `bbr`
-
-`cubic` is used by default.
-
-#### auth_timeout
-
-How long the server should wait for the client to send the authentication command
-
-`3s` is used by default.
-
-#### zero_rtt_handshake
-
-Enable 0-RTT QUIC connection handshake on the client side  
-This is not impacting much on the performance, as the protocol is fully multiplexed  
-
-!!! warning ""
-    Disabling this is highly recommended, as it is vulnerable to replay attacks.
-    See [Attack of the clones](https://blog.cloudflare.com/even-faster-connection-establishment-with-quic-0-rtt-resumption/#attack-of-the-clones)
-
-#### heartbeat
-
-Interval for sending heartbeat packets for keeping the connection alive
-
-`10s` is used by default.
-
-#### tls
-
-==Required==
-
-TLS configuration, see [TLS](/configuration/shared/tls/#inbound).

docs/configuration/inbound/tuic.zh.md

@@ -1,82 +0,0 @@
-### 结构
-
-```json
-{
-  "type": "tuic",
-  "tag": "tuic-in",
-
-  ... // 监听字段
-
-  "users": [
-    {
-      "name": "sekai",
-      "uuid": "059032A9-7D40-4A96-9BB1-36823D848068",
-      "password": "hello"
-    }
-  ],
-  "congestion_control": "cubic",
-  "auth_timeout": "3s",
-  "zero_rtt_handshake": false,
-  "heartbeat": "10s",
-  "tls": {}
-}
-```
-
-!!! warning ""
-
-    默认安装不包含被 TUI 依赖的 QUIC，参阅 [安装](/zh/#_2)。
-
-### 监听字段
-
-参阅 [监听字段](/zh/configuration/shared/listen/)。
-
-### 字段
-
-#### users
-
-TUIC 用户
-
-#### users.uuid
-
-==必填==
-
-TUIC 用户 UUID
-
-#### users.password
-
-TUIC 用户密码
-
-#### congestion_control
-
-QUIC 流量控制算法
-
-可选值: `cubic`, `new_reno`, `bbr`
-
-默认使用 `cubic`。
-
-#### auth_timeout
-
-服务器等待客户端发送认证命令的时间
-
-默认使用 `3s`。
-
-#### zero_rtt_handshake
-
-在客户端启用 0-RTT QUIC 连接握手
-这对性能影响不大，因为协议是完全复用的
-
-!!! warning ""
-强烈建议禁用此功能，因为它容易受到重放攻击。
-请参阅 [Attack of the clones](https://blog.cloudflare.com/even-faster-connection-establishment-with-quic-0-rtt-resumption/#attack-of-the-clones)
-
-#### heartbeat
-
-发送心跳包以保持连接存活的时间间隔
-
-默认使用 `10s`。
-
-#### tls
-
-==必填==
-
-TLS 配置, 参阅 [TLS](/zh/configuration/shared/tls/#inbound)。

docs/configuration/inbound/tun.md

@@ -142,12 +142,11 @@ UDP NAT expiration time in seconds, default is 300 (5 minutes).
 
 TCP/IP stack.
 
-| Stack  | Description                                                                      | Status            |
+| Stack            | Description                                                                      | Status            |
-|--------|----------------------------------------------------------------------------------|-------------------|
+|------------------|----------------------------------------------------------------------------------|-------------------|
-| system | Sometimes better performance                                                     | recommended       |
+| system (default) | Sometimes better performance                                                     | recommended       |
-| gVisor | Better compatibility, based on [google/gvisor](https://github.com/google/gvisor) | recommended       |
+| gVisor           | Better compatibility, based on [google/gvisor](https://github.com/google/gvisor) | recommended       |
-| mixed  | Mixed `system` TCP stack and `gVisor` UDP stack                                  | recommended       |
+| LWIP             | Based on [eycorsican/go-tun2socks](https://github.com/eycorsican/go-tun2socks)   | upstream archived |
-| LWIP   | Based on [eycorsican/go-tun2socks](https://github.com/eycorsican/go-tun2socks)   | upstream archived |
 
 !!! warning ""
 

docs/configuration/outbound/hysteria.md

@@ -97,6 +97,12 @@ Disables Path MTU Discovery (RFC 8899). Packets will then be at most 1252 (IPv4)
 
 Force enabled on for systems other than Linux and Windows (according to upstream).
 
+#### tls
+
+==Required==
+
+TLS configuration, see [TLS](/configuration/shared/tls/#outbound).
+
 #### network
 
 Enabled network
@@ -105,12 +111,6 @@ One of `tcp` `udp`.
 
 Both is enabled by default.
 
-#### tls
-
-==Required==
-
-TLS configuration, see [TLS](/configuration/shared/tls/#outbound).
-
 ### Dial Fields
 
 See [Dial Fields](/configuration/shared/dial) for details.

docs/configuration/outbound/hysteria.zh.md

@@ -97,6 +97,10 @@ base64 编码的认证密码。
 
 强制为 Linux 和 Windows 以外的系统启用（根据上游）。
 
+==必填==
+
+TLS 配置, 参阅 [TLS](/zh/configuration/shared/tls/#outbound)。
+
 #### network
 
 启用的网络协议。
@@ -105,13 +109,6 @@ base64 编码的认证密码。
 
 默认所有。
 
-#### tls
-
-==必填==
-
-TLS 配置, 参阅 [TLS](/zh/configuration/shared/tls/#outbound)。
-
-
 ### 拨号字段
 
 参阅 [拨号字段](/zh/configuration/shared/dial/)。

docs/configuration/outbound/tuic.md

@@ -1,86 +0,0 @@
-### Structure
-
-```json
-{
-  "type": "tuic",
-  "tag": "tuic-out",
-  
-  "server": "127.0.0.1",
-  "server_port": 1080,
-  "uuid": "2DD61D93-75D8-4DA4-AC0E-6AECE7EAC365",
-  "password": "hello",
-  "congestion_control": "cubic",
-  "udp_relay_mode": "native",
-  "zero_rtt_handshake": false,
-  "heartbeat": "10s",
-  "network": "tcp",
-  "tls": {},
-  
-  ... // Dial Fields
-}
-```
-
-!!! warning ""
-
-    QUIC, which is required by TUIC is not included by default, see [Installation](/#installation).
-
-### Fields
-
-#### server
-
-==Required==
-
-The server address.
-
-#### server_port
-
-==Required==
-
-The server port.
-
-#### uuid
-
-==Required==
-
-TUIC user uuid
-
-#### password
-
-TUIC user password
-
-#### congestion_control
-
-QUIC congestion control algorithm
-
-One of: `cubic`, `new_reno`, `bbr`
-
-`cubic` is used by default.
-
-#### udp_relay_mode
-
-UDP packet relay mode
-
-| Mode   | Description                                                              |
-|:-------|:-------------------------------------------------------------------------|
-| native | native UDP characteristics                                               |
-| quic   | lossless UDP relay using QUIC streams, additional overhead is introduced |
-
-`native` is used by default.
-
-#### network
-
-Enabled network
-
-One of `tcp` `udp`.
-
-Both is enabled by default.
-
-#### tls
-
-==Required==
-
-TLS configuration, see [TLS](/configuration/shared/tls/#outbound).
-
-### Dial Fields
-
-See [Dial Fields](/configuration/shared/dial) for details.

docs/configuration/outbound/tuic.zh.md

@@ -1,98 +0,0 @@
-### 结构
-
-```json
-{
-  "type": "tuic",
-  "tag": "tuic-out",
-  
-  "server": "127.0.0.1",
-  "server_port": 1080,
-  "uuid": "2DD61D93-75D8-4DA4-AC0E-6AECE7EAC365",
-  "password": "hello",
-  "congestion_control": "cubic",
-  "udp_relay_mode": "native",
-  "zero_rtt_handshake": false,
-  "heartbeat": "10s",
-  "network": "tcp",
-  "tls": {},
-  
-  ... // 拨号字段
-}
-```
-
-!!! warning ""
-
-    默认安装不包含被 TUI 依赖的 QUIC，参阅 [安装](/zh/#_2)。
-
-### 字段
-
-#### server
-
-==必填==
-
-服务器地址。
-
-#### server_port
-
-==必填==
-
-服务器端口。
-
-#### uuid
-
-==必填==
-
-TUIC 用户 UUID
-
-#### password
-
-TUIC 用户密码
-
-#### congestion_control
-
-QUIC 流量控制算法
-
-可选值: `cubic`, `new_reno`, `bbr`
-
-默认使用 `cubic`。
-
-#### udp_relay_mode
-
-UDP 包中继模式
-
-| 模式     | 描述                           |
-|--------|------------------------------|
-| native | 原生 UDP                       |
-| quic   | 使用 QUIC 流的无损 UDP 中继，引入了额外的开销 |
-
-
-#### zero_rtt_handshake
-
-在客户端启用 0-RTT QUIC 连接握手
-这对性能影响不大，因为协议是完全复用的
-
-!!! warning ""
-强烈建议禁用此功能，因为它容易受到重放攻击。
-请参阅 [Attack of the clones](https://blog.cloudflare.com/even-faster-connection-establishment-with-quic-0-rtt-resumption/#attack-of-the-clones)
-
-#### heartbeat
-
-发送心跳包以保持连接存活的时间间隔
-
-#### network
-
-启用的网络协议。
-
-`tcp` 或 `udp`。
-
-默认所有。
-
-#### tls
-
-==必填==
-
-TLS 配置, 参阅 [TLS](/zh/configuration/shared/tls/#outbound)。
-
-### 拨号字段
-
-参阅 [拨号字段](/zh/configuration/shared/dial/)。

docs/configuration/route/index.md

@@ -7,6 +7,7 @@
   "route": {
     "geoip": {},
     "geosite": {},
+    "ip_rules": [],
     "rules": [],
     "final": "",
     "auto_detect_interface": false,
@@ -23,6 +24,7 @@
 |------------|------------------------------------|
 | `geoip`    | [GeoIP](./geoip)                   |
 | `geosite`  | [Geosite](./geosite)               |
+| `ip_rules` | List of [IP Route Rule](./ip-rule) |
 | `rules`    | List of [Route Rule](./rule)       |
 
 #### final

docs/configuration/shared/dial.md

@@ -10,7 +10,6 @@
   "reuse_addr": false,
   "connect_timeout": "5s",
   "tcp_fast_open": false,
-  "tcp_multi_path": false,
   "udp_fragment": false,
   "domain_strategy": "prefer_ipv6",
   "fallback_delay": "300ms"
@@ -19,9 +18,9 @@
 
 ### Fields
 
-| Field                                                                                                                                    | Available Context |
+| Field                                                                                                                | Available Context |
-|------------------------------------------------------------------------------------------------------------------------------------------|-------------------|
+|----------------------------------------------------------------------------------------------------------------------|-------------------|
-| `bind_interface` /`*bind_address` /`routing_mark` /`reuse_addr` / `tcp_fast_open` / `tcp_multi_path` / `udp_fragment` /`connect_timeout` | `detour` not set  |
+| `bind_interface` /`*bind_address` /`routing_mark` /`reuse_addr` / `tcp_fast_open`/ `udp_fragment` /`connect_timeout` | `detour` not set  |
 
 #### detour
 
@@ -55,14 +54,6 @@ Reuse listener address.
 
 Enable TCP Fast Open.
 
-#### tcp_multi_path
-
-!!! warning ""
-
-    Go 1.21 required.
-
-Enable TCP Multi Path.
-
 #### udp_fragment
 
 Enable UDP fragmentation.

docs/configuration/shared/dial.zh.md

@@ -10,7 +10,6 @@
   "reuse_addr": false,
   "connect_timeout": "5s",
   "tcp_fast_open": false,
-  "tcp_multi_path": false,
   "udp_fragment": false,
   "domain_strategy": "prefer_ipv6",
   "fallback_delay": "300ms"
@@ -19,9 +18,9 @@
 
 ### 字段
 
-| 字段                                                                                                                                       | 可用上下文        |
+| 字段                                                                                                                   | 可用上下文        |
-|------------------------------------------------------------------------------------------------------------------------------------------|--------------|
+|----------------------------------------------------------------------------------------------------------------------|--------------|
-| `bind_interface` /`*bind_address` /`routing_mark` /`reuse_addr` / `tcp_fast_open` / `tcp_mutli_path` / `udp_fragment` /`connect_timeout` | `detour` 未设置 |
+| `bind_interface` /`*bind_address` /`routing_mark` /`reuse_addr` / `tcp_fast_open`/ `udp_fragment` /`connect_timeout` | `detour` 未设置 |
 
 
 #### detour
@@ -58,14 +57,6 @@
 
 启用 TCP Fast Open。
 
-#### tcp_multi_path
-
-!!! warning ""
-
-    需要 Go 1.21。
-
-启用 TCP Multi Path。
-
 #### udp_fragment
 
 启用 UDP 分段。

docs/configuration/shared/listen.md

@@ -5,7 +5,6 @@
   "listen": "::",
   "listen_port": 5353,
   "tcp_fast_open": false,
-  "tcp_multi_path": false,
   "udp_fragment": false,
   "sniff": false,
   "sniff_override_destination": false,
@@ -25,7 +24,6 @@
 | `listen`                          | Needs to listen on TCP or UDP.                                    |
 | `listen_port`                     | Needs to listen on TCP or UDP.                                    |
 | `tcp_fast_open`                   | Needs to listen on TCP.                                           |
-| `tcp_multi_path`                  | Needs to listen on TCP.                                           |
 | `udp_timeout`                     | Needs to assemble UDP connections, currently Tun and Shadowsocks. |
 | `proxy_protocol`                  | Needs to listen on TCP.                                           |
 | `proxy_protocol_accept_no_header` | When `proxy_protocol` enabled                                     |
@@ -44,14 +42,6 @@ Listen port.
 
 Enable TCP Fast Open.
 
-#### tcp_multi_path
-
-!!! warning ""
-
-    Go 1.21 required.
-
-Enable TCP Multi Path.
-
 #### udp_fragment
 
 Enable UDP fragmentation.

docs/configuration/shared/listen.zh.md

@@ -5,7 +5,6 @@
   "listen": "::",
   "listen_port": 5353,
   "tcp_fast_open": false,
-  "tcp_multi_path": false,
   "udp_fragment": false,
   "sniff": false,
   "sniff_override_destination": false,
@@ -24,7 +23,6 @@
 | `listen`                          | 需要监听 TCP 或 UDP。                     |
 | `listen_port`                     | 需要监听 TCP 或 UDP。                     |
 | `tcp_fast_open`                   | 需要监听 TCP。                           |
-| `tcp_multi_path`                  | 需要监听 TCP。                           |
 | `udp_timeout`                     | 需要组装 UDP 连接, 当前为 Tun 和 Shadowsocks。 |
 | `proxy_protocol`                  | 需要监听 TCP。                           |
 | `proxy_protocol_accept_no_header` | `proxy_protocol` 启用时                |
@@ -45,14 +43,6 @@
 
 启用 TCP Fast Open。
 
-#### tcp_multi_path
-
-!!! warning ""
-
-    需要 Go 1.21。
-
-启用 TCP Multi Path。
-
 #### udp_fragment
 
 启用 UDP 分段。

docs/configuration/shared/multiplex.md

@@ -31,7 +31,7 @@ Multiplex protocol.
 | yamux    | https://github.com/hashicorp/yamux |
 | h2mux    | https://golang.org/x/net/http2     |
 
-h2mux is used by default.
+SMux is used by default.
 
 #### max_connections
 

docs/configuration/shared/multiplex.zh.md

@@ -30,7 +30,7 @@
 | yamux | https://github.com/hashicorp/yamux |
 | h2mux | https://golang.org/x/net/http2     |
 
-默认使用 h2mux。
+默认使用 SMux。
 
 #### max_connections
 

docs/examples/fakeip.md

@@ -1,106 +0,0 @@
-```json
-{
-  "dns": {
-    "servers": [
-      {
-        "tag": "google",
-        "address": "tls://8.8.8.8"
-      },
-      {
-        "tag": "local",
-        "address": "223.5.5.5",
-        "detour": "direct"
-      },
-      {
-        "tag": "remote",
-        "address": "fakeip"
-      },
-      {
-        "tag": "block",
-        "address": "rcode://success"
-      }
-    ],
-    "rules": [
-      {
-        "geosite": "category-ads-all",
-        "server": "block",
-        "disable_cache": true
-      },
-      {
-        "outbound": "any",
-        "server": "local"
-      },
-      {
-        "geosite": "cn",
-        "server": "local"
-      },
-      {
-        "query_type": [
-          "A",
-          "AAAA"
-        ],
-        "server": "remote"
-      }
-    ],
-    "fakeip": {
-      "enabled": true,
-      "inet4_range": "198.18.0.0/15",
-      "inet6_range": "fc00::/18"
-    },
-    "independent_cache": true,
-    "strategy": "ipv4_only"
-  },
-  "inbounds": [
-    {
-      "type": "tun",
-      "inet4_address": "172.19.0.1/30",
-      "auto_route": true,
-      "sniff": true,
-      "domain_strategy": "ipv4_only" // remove this line if you want to resolve the domain remotely (if the server is not sing-box, UDP may not work due to wrong behavior).
-    }
-  ],
-  "outbounds": [
-    {
-      "type": "shadowsocks",
-      "tag": "proxy",
-      "server": "mydomain.com",
-      "server_port": 8080,
-      "method": "2022-blake3-aes-128-gcm",
-      "password": "8JCsPssfgS8tiRwiMlhARg=="
-    },
-    {
-      "type": "direct",
-      "tag": "direct"
-    },
-    {
-      "type": "block",
-      "tag": "block"
-    },
-    {
-      "type": "dns",
-      "tag": "dns-out"
-    }
-  ],
-  "route": {
-    "rules": [
-      {
-        "protocol": "dns",
-        "outbound": "dns-out"
-      },
-      {
-        "geosite": "cn",
-        "geoip": [
-          "private",
-          "cn"
-        ],
-        "outbound": "direct"
-      },
-      {
-        "geosite": "category-ads-all",
-        "outbound": "block"
-      }
-    ],
-    "auto_detect_interface": true
-  }
-}
-```

docs/examples/fakeip.zh.md

@@ -1,106 +0,0 @@
-```json
-{
-  "dns": {
-    "servers": [
-      {
-        "tag": "google",
-        "address": "tls://8.8.8.8"
-      },
-      {
-        "tag": "local",
-        "address": "223.5.5.5",
-        "detour": "direct"
-      },
-      {
-        "tag": "remote",
-        "address": "fakeip"
-      },
-      {
-        "tag": "block",
-        "address": "rcode://success"
-      }
-    ],
-    "rules": [
-      {
-        "geosite": "category-ads-all",
-        "server": "block",
-        "disable_cache": true
-      },
-      {
-        "outbound": "any",
-        "server": "local"
-      },
-      {
-        "geosite": "cn",
-        "server": "local"
-      },
-      {
-        "query_type": [
-          "A",
-          "AAAA"
-        ],
-        "server": "remote"
-      }
-    ],
-    "fakeip": {
-      "enabled": true,
-      "inet4_range": "198.18.0.0/15",
-      "inet6_range": "fc00::/18"
-    },
-    "independent_cache": true,
-    "strategy": "ipv4_only"
-  },
-  "inbounds": [
-    {
-      "type": "tun",
-      "inet4_address": "172.19.0.1/30",
-      "auto_route": true,
-      "sniff": true,
-      "domain_strategy": "ipv4_only" // 如果您想在远程解析域，删除此行 (如果服务器程序不为 sing-box，可能由于错误的行为导致 UDP 无法使用)。
-    }
-  ],
-  "outbounds": [
-    {
-      "type": "shadowsocks",
-      "tag": "proxy",
-      "server": "mydomain.com",
-      "server_port": 8080,
-      "method": "2022-blake3-aes-128-gcm",
-      "password": "8JCsPssfgS8tiRwiMlhARg=="
-    },
-    {
-      "type": "direct",
-      "tag": "direct"
-    },
-    {
-      "type": "block",
-      "tag": "block"
-    },
-    {
-      "type": "dns",
-      "tag": "dns-out"
-    }
-  ],
-  "route": {
-    "rules": [
-      {
-        "protocol": "dns",
-        "outbound": "dns-out"
-      },
-      {
-        "geosite": "cn",
-        "geoip": [
-          "private",
-          "cn"
-        ],
-        "outbound": "direct"
-      },
-      {
-        "geosite": "category-ads-all",
-        "outbound": "block"
-      }
-    ],
-    "auto_detect_interface": true
-  }
-}
-```

docs/examples/index.md

@@ -9,4 +9,3 @@ Configuration examples for sing-box.
 * [ShadowTLS](./shadowtls)
 * [Clash API](./clash-api)
 * [WireGuard Direct](./wireguard-direct)
-* [FakeIP](./fakeip)

docs/examples/index.zh.md

@@ -9,4 +9,3 @@ sing-box 的配置示例。
 * [ShadowTLS](./shadowtls)
 * [Clash API](./clash-api)
 * [WireGuard Direct](./wireguard-direct)
-* [FakeIP](./fakeip)

docs/faq/fakeip.md

@@ -5,7 +5,8 @@ responds to DNS requests with virtual results and restores mapping when acceptin
 
 #### Advantage
 
-*
+* Retrieve the requested domain in places like IP routing (L3) where traffic detection is not possible to assist with routing.
+* Decrease an RTT on the first TCP request to a domain (the most common reason).
 
 #### Limitation
 
@@ -14,6 +15,6 @@ responds to DNS requests with virtual results and restores mapping when acceptin
 
 #### Recommendation
 
-* Enable `dns.independent_cache` unless you always resolve FakeIP domains remotely.
+* Do not use if you do not need L3 routing.
 * If using tun, make sure FakeIP ranges is included in the tun's routes.
 * Enable `experimental.clash_api.store_fakeip` to persist FakeIP records, or use `dns.rules.rewrite_ttl` to avoid losing records after program restart in DNS cached environments.

docs/faq/fakeip.zh.md

@@ -4,7 +4,8 @@ FakeIP 是指同时劫持 DNS 和连接请求的程序中的一种行为。它
 
 #### 优点
 
-*
+* 在像 L3 路由这样无法进行流量探测的地方检索所请求的域名，以协助路由。
+* 减少对一个域的第一个 TCP 请求的 RTT（这是最常见的原因）。
 
 #### 限制
 
@@ -13,6 +14,6 @@ FakeIP 是指同时劫持 DNS 和连接请求的程序中的一种行为。它
 
 #### 建议
 
-* 启用 `dns.independent_cache` 除非您始终远程解析 FakeIP 域。
+* 如果不需要 L3 路由，请勿使用。
 * 如果使用 tun，请确保 tun 路由中包含 FakeIP 地址范围。
 * 启用 `experimental.clash_api.store_fakeip` 以持久化 FakeIP 记录，或者使用 `dns.rules.rewrite_ttl` 避免程序重启后在 DNS 被缓存的环境中丢失记录。

docs/installation/clients/sfa.md

@@ -9,7 +9,6 @@ Experimental Android client for sing-box.
 #### Download
 
 * [AppCenter](https://install.appcenter.ms/users/nekohasekai/apps/sfa/distribution_groups/publictest)
-* [Github Releases](https://SagerNet/sing-box/releases)
 
 #### Note
 

docs/installation/clients/sfa.zh.md

@@ -9,7 +9,6 @@
 #### 下载
 
 * [AppCenter](https://install.appcenter.ms/users/nekohasekai/apps/sfa/distribution_groups/publictest)
-* [Github Releases](https://SagerNet/sing-box/releases)
 
 #### 注意事项
 

docs/installation/clients/sfi.md

@@ -5,16 +5,15 @@ Experimental iOS client for sing-box.
 #### Requirements
 
 * iOS 15.0+
-* An Apple account outside of mainland China
+* macOS 12.0+ with Apple Silicon
 
 #### Download
 
-* [AppStore](https://apps.apple.com/us/app/sing-box/id6451272673)
+* [TestFlight](https://testflight.apple.com/join/c6ylui2j)
-* [TestFlight](https://testflight.apple.com/join/AcqO44FH)
 
 #### Note
 
-* User Agent in remote profile request is `SFI/$version ($version_code; sing-box $sing_box_version)`
+* User Agent in remote profile request is `SFA/$version ($version_code; sing-box $sing_box_version)`
 * Crash logs is located in `Settings` -> `View Service Log`
 
 #### Privacy policy

docs/installation/clients/sfi.zh.md

@@ -5,12 +5,11 @@
 #### 要求
 
 * iOS 15.0+
-* 一个非中国大陆地区的 Apple 账号
+* macOS 12.0+ with Apple Silicon
 
 #### 下载
 
-* [AppStore](https://apps.apple.com/us/app/sing-box/id6451272673)
+* [TestFlight](https://testflight.apple.com/join/c6ylui2j)
-* [TestFlight](https://testflight.apple.com/join/AcqO44FH)
 
 #### 注意事项
 

docs/installation/clients/sfm.md

@@ -1,29 +0,0 @@
-# SFM
-
-Experimental macOS client for sing-box.
-
-#### Requirements
-
-* macOS 13.0+
-* An Apple account outside of mainland China (App Store Version)
-
-#### Download (App Store Version)
-
-* [AppStore](https://apps.apple.com/us/app/sing-box/id6451272673)
-* [TestFlight](https://testflight.apple.com/join/AcqO44FH)
-
-#### Download (Independent Version)
-
-* [GitHub Release](https://github.com/SagerNet/sing-box/releases/latest)
-* Homebrew (Cask): `brew install sfm`
-* Homebrew (Tap): `brew tap sagernet/sing-box && brew install sagernet/sing-box/sfm`
-
-#### Note
-
-* User Agent in remote profile request is `SFM/$version ($version_code; sing-box $sing_box_version)`
-* Crash logs is located in `Settings` -> `View Service Log`
-
-#### Privacy policy
-
-* SFM did not collect or share personal data.
-* The data generated by the software is always on your device.

docs/installation/clients/sfm.zh.md

@@ -1,29 +0,0 @@
-# SFM
-
-实验性的 macOS sing-box 客户端。
-
-#### 要求
-
-* macOS 13.0+
-* 一个非中国大陆地区的 Apple 账号 (商店版本)
-
-#### 下载 (商店版本)
-
-* [AppStore](https://apps.apple.com/us/app/sing-box/id6451272673)
-* [TestFlight](https://testflight.apple.com/join/AcqO44FH)
-
-#### 下载 (独立版本)
-
-* [GitHub Release](https://github.com/SagerNet/sing-box/releases/latest)
-* Homebrew (Cask): `brew install sfm`
-* Homebrew (Tap): `brew tap sagernet/sing-box && brew install sagernet/sing-box/sfm`
-
-#### 注意事项
-
-* 远程配置文件请求中的 User Agent 为 `SFM/$version ($version_code; sing-box $sing_box_version)`
-* 崩溃日志位于 `设置` -> `查看服务日志`
-
-#### 隐私政策
-
-* SFM 不收集或共享个人数据。
-* 软件生成的数据始终在您的设备上。

docs/installation/clients/sft.md

@@ -1,29 +0,0 @@
-# SFT
-
-Experimental Apple tvOS client for sing-box.
-
-#### Requirements
-
-* tvOS 17.0+
-
-#### Download
-
-* [TestFlight](https://testflight.apple.com/join/AcqO44FH)
-
-#### Features
-
-Full functionality, except for:
-
-* Only remote configuration files can be created manually
-* You need to update SFI to the latest beta version to import profiles from iPhone/iPad
-* No iCloud profile support
-
-#### Note
-
-* User Agent in remote profile request is `SFT/$version ($version_code; sing-box $sing_box_version)`
-* Crash logs is located in `Settings` -> `View Service Log`
-
-#### Privacy policy
-
-* SFT did not collect or share personal data.
-* The data generated by the software is always on your device.

docs/installation/clients/specification.md

@@ -1,25 +0,0 @@
-# Specification
-
-## Profile
-
-Profile defines a sing-box configuration with metadata in a GUI client.
-
-## Profile Types
-
-### Local
-
-Create a empty configuration or import from a local file.
-
-### iCloud (on Apple platforms)
-
-Create a new configuration or use an existing configuration on iCloud. 
-
-### Remote
-
-Use a remote URL as the configuration source, with HTTP basic authentication and automatic update support.
-
-#### URL specification
-
-```
-sing-box://import-remote-profile?url=urlEncodedURL#urlEncodedName
-```

docs/installation/package-manager/android.md

@@ -1,7 +0,0 @@
-# Android
-
-## Termux
-
-```shell
-pkg add sing-box
-```

docs/installation/package-manager/macOS.md

@@ -1,14 +0,0 @@
-# macOS
-
-## Homebrew (core)
-
-```shell
-brew install sing-box
-```
-
-## Homebrew (Tap)
-
-```shell
-brew tap sagernet/sing-box
-brew install sagernet/sing-box/sing-box
-```

docs/installation/package-manager/windows.md

@@ -1,13 +0,0 @@
-# Windows
-
-## Chocolatey
-
-```shell
-choco install sing-box
-```
-
-## winget
-
-```shell
-winget install sing-box
-```

docs/support.md

@@ -1,4 +1,8 @@
-Github Issue: [Issues · SagerNet/sing-box](https://github.com/SagerNet/sing-box/issues)  
+#### Github
-Telegram Notification channel: [@yapnc](https://t.me/yapnc)  
+
-Telegram User group: [@yapug](https://t.me/yapug)  
+Issue: [Issues · SagerNet/sing-box](https://github.com/SagerNet/sing-box/issues)
-Email: [contact@sagernet.org](mailto:contact@sagernet.org)
+
+#### Telegram
+
+Notification channel: [@yapnc](https://t.me/yapnc)  
+User group: [@yapug](https://t.me/yapug)

docs/support.zh.md

@@ -1,4 +1,8 @@
-Github 工单: [Issues · SagerNet/sing-box](https://github.com/SagerNet/sing-box/issues)  
+#### Github
-Telegram 通知频道: [@yapnc](https://t.me/yapnc)  
+
-Telegram 用户组: [@yapug](https://t.me/yapug)  
+工单: [Issues · SagerNet/sing-box](https://github.com/SagerNet/sing-box/issues)
-Email: [contact@sagernet.org](mailto:contact@sagernet.org)
+
+#### Telegram
+
+通知频道: [@yapnc](https://t.me/yapnc)  
+用户组: [@yapug](https://t.me/yapug)

experimental/clashapi/cachefile/cache.go

@@ -1,10 +1,7 @@
 package cachefile
 
 import (
-	"net/netip"
 	"os"
-	"strings"
-	"sync"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -17,16 +14,10 @@ var bucketSelected = []byte("selected")
 var _ adapter.ClashCacheFile = (*CacheFile)(nil)
 
 type CacheFile struct {
-	DB                *bbolt.DB
+	DB *bbolt.DB
-	cacheID           []byte
-	saveAccess        sync.RWMutex
-	saveDomain        map[netip.Addr]string
-	saveAddress4      map[string]netip.Addr
-	saveAddress6      map[string]netip.Addr
-	saveMetadataTimer *time.Timer
 }
 
-func Open(path string, cacheID string) (*CacheFile, error) {
+func Open(path string) (*CacheFile, error) {
 	const fileMode = 0o666
 	options := bbolt.Options{Timeout: time.Second}
 	db, err := bbolt.Open(path, fileMode, &options)
@@ -40,73 +31,13 @@ func Open(path string, cacheID string) (*CacheFile, error) {
 	if err != nil {
 		return nil, err
 	}
-	var cacheIDBytes []byte
+	return &CacheFile{db}, nil
-	if cacheID != "" {
-		cacheIDBytes = append([]byte{0}, []byte(cacheID)...)
-	}
-	err = db.Batch(func(tx *bbolt.Tx) error {
-		return tx.ForEach(func(name []byte, b *bbolt.Bucket) error {
-			if name[0] == 0 {
-				return b.ForEachBucket(func(k []byte) error {
-					bucketName := string(k)
-					if !(bucketName == string(bucketSelected)) {
-						delErr := b.DeleteBucket(name)
-						if delErr != nil {
-							return delErr
-						}
-					}
-					return nil
-				})
-			} else {
-				bucketName := string(name)
-				if !(bucketName == string(bucketSelected) || strings.HasPrefix(bucketName, fakeipBucketPrefix)) {
-					delErr := tx.DeleteBucket(name)
-					if delErr != nil {
-						return delErr
-					}
-				}
-			}
-			return nil
-		})
-	})
-	if err != nil {
-		return nil, err
-	}
-	return &CacheFile{
-		DB:           db,
-		cacheID:      cacheIDBytes,
-		saveDomain:   make(map[netip.Addr]string),
-		saveAddress4: make(map[string]netip.Addr),
-		saveAddress6: make(map[string]netip.Addr),
-	}, nil
-}
-
-func (c *CacheFile) bucket(t *bbolt.Tx, key []byte) *bbolt.Bucket {
-	if c.cacheID == nil {
-		return t.Bucket(key)
-	}
-	bucket := t.Bucket(c.cacheID)
-	if bucket == nil {
-		return nil
-	}
-	return bucket.Bucket(key)
-}
-
-func (c *CacheFile) createBucket(t *bbolt.Tx, key []byte) (*bbolt.Bucket, error) {
-	if c.cacheID == nil {
-		return t.CreateBucketIfNotExists(key)
-	}
-	bucket, err := t.CreateBucketIfNotExists(c.cacheID)
-	if bucket == nil {
-		return nil, err
-	}
-	return bucket.CreateBucketIfNotExists(key)
 }
 
 func (c *CacheFile) LoadSelected(group string) string {
 	var selected string
 	c.DB.View(func(t *bbolt.Tx) error {
-		bucket := c.bucket(t, bucketSelected)
+		bucket := t.Bucket(bucketSelected)
 		if bucket == nil {
 			return nil
 		}
@@ -121,7 +52,7 @@ func (c *CacheFile) LoadSelected(group string) string {
 
 func (c *CacheFile) StoreSelected(group, selected string) error {
 	return c.DB.Batch(func(t *bbolt.Tx) error {
-		bucket, err := c.createBucket(t, bucketSelected)
+		bucket, err := t.CreateBucketIfNotExists(bucketSelected)
 		if err != nil {
 			return err
 		}

experimental/clashapi/cachefile/fakeip.go

@@ -3,27 +3,20 @@ package cachefile
 import (
 	"net/netip"
 	"os"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing/common/logger"
-	M "github.com/sagernet/sing/common/metadata"
 
 	"go.etcd.io/bbolt"
 )
 
-const fakeipBucketPrefix = "fakeip_"
-
 var (
-	bucketFakeIP        = []byte(fakeipBucketPrefix + "address")
+	bucketFakeIP = []byte("fakeip")
-	bucketFakeIPDomain4 = []byte(fakeipBucketPrefix + "domain4")
+	keyMetadata  = []byte("metadata")
-	bucketFakeIPDomain6 = []byte(fakeipBucketPrefix + "domain6")
-	keyMetadata         = []byte(fakeipBucketPrefix + "metadata")
 )
 
 func (c *CacheFile) FakeIPMetadata() *adapter.FakeIPMetadata {
 	var metadata adapter.FakeIPMetadata
-	err := c.DB.Batch(func(tx *bbolt.Tx) error {
+	err := c.DB.View(func(tx *bbolt.Tx) error {
 		bucket := tx.Bucket(bucketFakeIP)
 		if bucket == nil {
 			return nil
@@ -32,10 +25,6 @@ func (c *CacheFile) FakeIPMetadata() *adapter.FakeIPMetadata {
 		if len(metadataBinary) == 0 {
 			return os.ErrInvalid
 		}
-		err := bucket.Delete(keyMetadata)
-		if err != nil {
-			return err
-		}
 		return metadata.UnmarshalBinary(metadataBinary)
 	})
 	if err != nil {
@@ -58,69 +47,17 @@ func (c *CacheFile) FakeIPSaveMetadata(metadata *adapter.FakeIPMetadata) error {
 	})
 }
 
-func (c *CacheFile) FakeIPSaveMetadataAsync(metadata *adapter.FakeIPMetadata) {
-	if timer := c.saveMetadataTimer; timer != nil {
-		timer.Stop()
-	}
-	c.saveMetadataTimer = time.AfterFunc(10*time.Second, func() {
-		_ = c.FakeIPSaveMetadata(metadata)
-	})
-}
-
 func (c *CacheFile) FakeIPStore(address netip.Addr, domain string) error {
 	return c.DB.Batch(func(tx *bbolt.Tx) error {
 		bucket, err := tx.CreateBucketIfNotExists(bucketFakeIP)
 		if err != nil {
 			return err
 		}
-		err = bucket.Put(address.AsSlice(), []byte(domain))
+		return bucket.Put(address.AsSlice(), []byte(domain))
-		if err != nil {
-			return err
-		}
-		if address.Is4() {
-			bucket, err = tx.CreateBucketIfNotExists(bucketFakeIPDomain4)
-		} else {
-			bucket, err = tx.CreateBucketIfNotExists(bucketFakeIPDomain6)
-		}
-		if err != nil {
-			return err
-		}
-		return bucket.Put([]byte(domain), address.AsSlice())
 	})
 }
 
-func (c *CacheFile) FakeIPStoreAsync(address netip.Addr, domain string, logger logger.Logger) {
-	c.saveAccess.Lock()
-	c.saveDomain[address] = domain
-	if address.Is4() {
-		c.saveAddress4[domain] = address
-	} else {
-		c.saveAddress6[domain] = address
-	}
-	c.saveAccess.Unlock()
-	go func() {
-		err := c.FakeIPStore(address, domain)
-		if err != nil {
-			logger.Warn("save FakeIP address pair: ", err)
-		}
-		c.saveAccess.Lock()
-		delete(c.saveDomain, address)
-		if address.Is4() {
-			delete(c.saveAddress4, domain)
-		} else {
-			delete(c.saveAddress6, domain)
-		}
-		c.saveAccess.Unlock()
-	}()
-}
-
 func (c *CacheFile) FakeIPLoad(address netip.Addr) (string, bool) {
-	c.saveAccess.RLock()
-	cachedDomain, cached := c.saveDomain[address]
-	c.saveAccess.RUnlock()
-	if cached {
-		return cachedDomain, true
-	}
 	var domain string
 	_ = c.DB.View(func(tx *bbolt.Tx) error {
 		bucket := tx.Bucket(bucketFakeIP)
@@ -133,48 +70,8 @@ func (c *CacheFile) FakeIPLoad(address netip.Addr) (string, bool) {
 	return domain, domain != ""
 }
 
-func (c *CacheFile) FakeIPLoadDomain(domain string, isIPv6 bool) (netip.Addr, bool) {
-	var (
-		cachedAddress netip.Addr
-		cached        bool
-	)
-	c.saveAccess.RLock()
-	if !isIPv6 {
-		cachedAddress, cached = c.saveAddress4[domain]
-	} else {
-		cachedAddress, cached = c.saveAddress6[domain]
-	}
-	c.saveAccess.RUnlock()
-	if cached {
-		return cachedAddress, true
-	}
-	var address netip.Addr
-	_ = c.DB.View(func(tx *bbolt.Tx) error {
-		var bucket *bbolt.Bucket
-		if isIPv6 {
-			bucket = tx.Bucket(bucketFakeIPDomain6)
-		} else {
-			bucket = tx.Bucket(bucketFakeIPDomain4)
-		}
-		if bucket == nil {
-			return nil
-		}
-		address = M.AddrFromIP(bucket.Get([]byte(domain)))
-		return nil
-	})
-	return address, address.IsValid()
-}
-
 func (c *CacheFile) FakeIPReset() error {
 	return c.DB.Batch(func(tx *bbolt.Tx) error {
-		err := tx.DeleteBucket(bucketFakeIP)
+		return tx.DeleteBucket(bucketFakeIP)
-		if err != nil {
-			return err
-		}
-		err = tx.DeleteBucket(bucketFakeIPDomain4)
-		if err != nil {
-			return err
-		}
-		return tx.DeleteBucket(bucketFakeIPDomain6)
 	})
 }

experimental/clashapi/compatible/map.go

@@ -7,15 +7,6 @@ type Map[K comparable, V any] struct {
 	m sync.Map
 }
 
-func (m *Map[K, V]) Len() int {
-	var count int
-	m.m.Range(func(key, value any) bool {
-		count++
-		return true
-	})
-	return count
-}
-
 func (m *Map[K, V]) Load(key K) (V, bool) {
 	v, ok := m.m.Load(key)
 	if !ok {

experimental/clashapi/connections.go

@@ -6,7 +6,6 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/json"
 	"github.com/sagernet/sing-box/experimental/clashapi/trafficontrol"
 	"github.com/sagernet/websocket"
@@ -15,10 +14,10 @@ import (
 	"github.com/go-chi/render"
 )
 
-func connectionRouter(router adapter.Router, trafficManager *trafficontrol.Manager) http.Handler {
+func connectionRouter(trafficManager *trafficontrol.Manager) http.Handler {
 	r := chi.NewRouter()
 	r.Get("/", getConnections(trafficManager))
-	r.Delete("/", closeAllConnections(router, trafficManager))
+	r.Delete("/", closeAllConnections(trafficManager))
 	r.Delete("/{id}", closeConnection(trafficManager))
 	return r
 }
@@ -87,13 +86,12 @@ func closeConnection(trafficManager *trafficontrol.Manager) func(w http.Response
 	}
 }
 
-func closeAllConnections(router adapter.Router, trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
+func closeAllConnections(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
 		snapshot := trafficManager.Snapshot()
 		for _, c := range snapshot.Connections {
 			c.Close()
 		}
-		router.ResetNetwork()
 		render.NoContent(w, r)
 	}
 }

experimental/clashapi/proxies.go

@@ -63,10 +63,38 @@ func proxyInfo(server *Server, detour adapter.Outbound) *badjson.JSONObject {
 	var info badjson.JSONObject
 	var clashType string
 	switch detour.Type() {
+	case C.TypeDirect:
+		clashType = "Direct"
 	case C.TypeBlock:
 		clashType = "Reject"
+	case C.TypeSocks:
+		clashType = "Socks"
+	case C.TypeHTTP:
+		clashType = "HTTP"
+	case C.TypeShadowsocks:
+		clashType = "Shadowsocks"
+	case C.TypeVMess:
+		clashType = "VMess"
+	case C.TypeTrojan:
+		clashType = "Trojan"
+	case C.TypeHysteria:
+		clashType = "Hysteria"
+	case C.TypeWireGuard:
+		clashType = "WireGuard"
+	case C.TypeShadowsocksR:
+		clashType = "ShadowsocksR"
+	case C.TypeVLESS:
+		clashType = "VLESS"
+	case C.TypeTor:
+		clashType = "Tor"
+	case C.TypeSSH:
+		clashType = "SSH"
+	case C.TypeSelector:
+		clashType = "Selector"
+	case C.TypeURLTest:
+		clashType = "URLTest"
 	default:
-		clashType = C.ProxyDisplayName(detour.Type())
+		clashType = "Direct"
 	}
 	info.Put("type", clashType)
 	info.Put("name", detour.Tag())
@@ -106,7 +134,7 @@ func getProxies(server *Server, router adapter.Router) func(w http.ResponseWrite
 			defaultTag = allProxies[0]
 		}
 
-		sort.SliceStable(allProxies, func(i, j int) bool {
+		sort.Slice(allProxies, func(i, j int) bool {
 			return allProxies[i] == defaultTag
 		})
 

experimental/clashapi/server.go

@@ -23,7 +23,6 @@ import (
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/service"
 	"github.com/sagernet/sing/service/filemanager"
 	"github.com/sagernet/websocket"
 
@@ -49,10 +48,8 @@ type Server struct {
 	storeSelected  bool
 	storeFakeIP    bool
 	cacheFilePath  string
-	cacheID        string
 	cacheFile      adapter.ClashCacheFile
 
-	externalController       bool
 	externalUI               string
 	externalUIDownloadURL    string
 	externalUIDownloadDetour string
@@ -70,17 +67,13 @@ func NewServer(ctx context.Context, router adapter.Router, logFactory log.Observ
 			Handler: chiRouter,
 		},
 		trafficManager:           trafficManager,
+		urlTestHistory:           urltest.NewHistoryStorage(),
 		mode:                     strings.ToLower(options.DefaultMode),
 		storeSelected:            options.StoreSelected,
-		externalController:       options.ExternalController != "",
 		storeFakeIP:              options.StoreFakeIP,
 		externalUIDownloadURL:    options.ExternalUIDownloadURL,
 		externalUIDownloadDetour: options.ExternalUIDownloadDetour,
 	}
-	server.urlTestHistory = service.PtrFromContext[urltest.HistoryStorage](ctx)
-	if server.urlTestHistory == nil {
-		server.urlTestHistory = urltest.NewHistoryStorage()
-	}
 	if server.mode == "" {
 		server.mode = "rule"
 	}
@@ -95,7 +88,6 @@ func NewServer(ctx context.Context, router adapter.Router, logFactory log.Observ
 			cachePath = filemanager.BasePath(ctx, cachePath)
 		}
 		server.cacheFilePath = cachePath
-		server.cacheID = options.CacheID
 	}
 	cors := cors.New(cors.Options{
 		AllowedOrigins: []string{"*"},
@@ -113,7 +105,7 @@ func NewServer(ctx context.Context, router adapter.Router, logFactory log.Observ
 		r.Mount("/configs", configRouter(server, logFactory, server.logger))
 		r.Mount("/proxies", proxyRouter(server, router))
 		r.Mount("/rules", ruleRouter(router))
-		r.Mount("/connections", connectionRouter(router, trafficManager))
+		r.Mount("/connections", connectionRouter(trafficManager))
 		r.Mount("/providers/proxies", proxyProviderRouter())
 		r.Mount("/providers/rules", ruleProviderRouter())
 		r.Mount("/script", scriptRouter())
@@ -138,7 +130,7 @@ func NewServer(ctx context.Context, router adapter.Router, logFactory log.Observ
 
 func (s *Server) PreStart() error {
 	if s.cacheFilePath != "" {
-		cacheFile, err := cachefile.Open(s.cacheFilePath, s.cacheID)
+		cacheFile, err := cachefile.Open(s.cacheFilePath)
 		if err != nil {
 			return E.Cause(err, "open cache file")
 		}
@@ -148,20 +140,18 @@ func (s *Server) PreStart() error {
 }
 
 func (s *Server) Start() error {
-	if s.externalController {
+	s.checkAndDownloadExternalUI()
-		s.checkAndDownloadExternalUI()
+	listener, err := net.Listen("tcp", s.httpServer.Addr)
-		listener, err := net.Listen("tcp", s.httpServer.Addr)
+	if err != nil {
-		if err != nil {
+		return E.Cause(err, "external controller listen error")
-			return E.Cause(err, "external controller listen error")
-		}
-		s.logger.Info("restful api listening at ", listener.Addr())
-		go func() {
-			err = s.httpServer.Serve(listener)
-			if err != nil && !errors.Is(err, http.ErrServerClosed) {
-				s.logger.Error("external controller serve error: ", err)
-			}
-		}()
 	}
+	s.logger.Info("restful api listening at ", listener.Addr())
+	go func() {
+		err = s.httpServer.Serve(listener)
+		if err != nil && !errors.Is(err, http.ErrServerClosed) {
+			s.logger.Error("external controller serve error: ", err)
+		}
+	}()
 	return nil
 }
 
@@ -193,10 +183,6 @@ func (s *Server) HistoryStorage() *urltest.HistoryStorage {
 	return s.urlTestHistory
 }
 
-func (s *Server) TrafficManager() *trafficontrol.Manager {
-	return s.trafficManager
-}
-
 func (s *Server) RoutedConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, matchedRule adapter.Rule) (net.Conn, adapter.Tracker) {
 	tracker := trafficontrol.NewTCPTracker(conn, s.trafficManager, castMetadata(metadata), s.router, matchedRule)
 	return tracker, tracker

experimental/clashapi/trafficontrol/manager.go

@@ -55,14 +55,6 @@ func (m *Manager) Now() (up int64, down int64) {
 	return m.uploadBlip.Load(), m.downloadBlip.Load()
 }
 
-func (m *Manager) Total() (up int64, down int64) {
-	return m.uploadTotal.Load(), m.downloadTotal.Load()
-}
-
-func (m *Manager) Connections() int {
-	return m.connections.Len()
-}
-
 func (m *Manager) Snapshot() *Snapshot {
 	var connections []tracker
 	m.connections.Range(func(_ string, value tracker) bool {

experimental/clashapi/trafficontrol/tracker.go

@@ -7,9 +7,9 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/experimental/trackerconn"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/atomic"
-	"github.com/sagernet/sing/common/bufio"
 	N "github.com/sagernet/sing/common/network"
 
 	"github.com/gofrs/uuid/v5"
@@ -115,13 +115,13 @@ func NewTCPTracker(conn net.Conn, manager *Manager, metadata Metadata, router ad
 	download := new(atomic.Int64)
 
 	t := &tcpTracker{
-		ExtendedConn: bufio.NewCounterConn(conn, []N.CountFunc{func(n int64) {
+		ExtendedConn: trackerconn.NewHook(conn, func(n int64) {
 			upload.Add(n)
 			manager.PushUploaded(n)
-		}}, []N.CountFunc{func(n int64) {
+		}, func(n int64) {
 			download.Add(n)
 			manager.PushDownloaded(n)
-		}}),
+		}),
 		manager: manager,
 		trackerInfo: &trackerInfo{
 			UUID:          uuid,
@@ -202,13 +202,13 @@ func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata Metadata, route
 	download := new(atomic.Int64)
 
 	ut := &udpTracker{
-		PacketConn: bufio.NewCounterPacketConn(conn, []N.CountFunc{func(n int64) {
+		PacketConn: trackerconn.NewHookPacket(conn, func(n int64) {
 			upload.Add(n)
 			manager.PushUploaded(n)
-		}}, []N.CountFunc{func(n int64) {
+		}, func(n int64) {
 			download.Add(n)
 			manager.PushDownloaded(n)
-		}}),
+		}),
 		manager: manager,
 		trackerInfo: &trackerInfo{
 			UUID:          uuid,

experimental/libbox/command.go

@@ -3,9 +3,7 @@ package libbox
 const (
 	CommandLog int32 = iota
 	CommandStatus
+	CommandServiceStop
 	CommandServiceReload
 	CommandCloseConnections
-	CommandGroup
-	CommandSelectOutbound
-	CommandURLTest
 )

experimental/libbox/command_client.go

@@ -10,9 +10,10 @@ import (
 )
 
 type CommandClient struct {
-	handler CommandClientHandler
+	sharedDirectory string
-	conn    net.Conn
+	handler         CommandClientHandler
-	options CommandClientOptions
+	conn            net.Conn
+	options         CommandClientOptions
 }
 
 type CommandClientOptions struct {
@@ -25,34 +26,26 @@ type CommandClientHandler interface {
 	Disconnected(message string)
 	WriteLog(message string)
 	WriteStatus(message *StatusMessage)
-	WriteGroups(message OutboundGroupIterator)
-}
-
-func NewStandaloneCommandClient() *CommandClient {
-	return new(CommandClient)
 }
 
 func NewCommandClient(sharedDirectory string, handler CommandClientHandler, options *CommandClientOptions) *CommandClient {
 	return &CommandClient{
-		handler: handler,
+		sharedDirectory: sharedDirectory,
-		options: common.PtrValueOrDefault(options),
+		handler:         handler,
+		options:         common.PtrValueOrDefault(options),
 	}
 }
 
-func (c *CommandClient) directConnect() (net.Conn, error) {
+func clientConnect(sharedDirectory string) (net.Conn, error) {
-	if !sTVOS {
+	return net.DialUnix("unix", nil, &net.UnixAddr{
-		return net.DialUnix("unix", nil, &net.UnixAddr{
+		Name: filepath.Join(sharedDirectory, "command.sock"),
-			Name: filepath.Join(sBasePath, "command.sock"),
+		Net:  "unix",
-			Net:  "unix",
+	})
-		})
-	} else {
-		return net.Dial("tcp", "127.0.0.1:8964")
-	}
 }
 
 func (c *CommandClient) Connect() error {
 	common.Close(c.conn)
-	conn, err := c.directConnect()
+	conn, err := clientConnect(c.sharedDirectory)
 	if err != nil {
 		return err
 	}
@@ -72,13 +65,6 @@ func (c *CommandClient) Connect() error {
 		}
 		c.handler.Connected()
 		go c.handleStatusConn(conn)
-	case CommandGroup:
-		err = binary.Write(conn, binary.BigEndian, c.options.StatusInterval)
-		if err != nil {
-			return E.Cause(err, "write interval")
-		}
-		c.handler.Connected()
-		go c.handleGroupConn(conn)
 	}
 	return nil
 }

experimental/libbox/command_conntrack.go

@@ -9,8 +9,8 @@ import (
 	"github.com/sagernet/sing-box/common/dialer/conntrack"
 )
 
-func (c *CommandClient) CloseConnections() error {
+func ClientCloseConnections(sharedDirectory string) error {
-	conn, err := c.directConnect()
+	conn, err := clientConnect(sharedDirectory)
 	if err != nil {
 		return err
 	}

experimental/libbox/command_group.go

@@ -1,234 +0,0 @@
-package libbox
-
-import (
-	"encoding/binary"
-	"io"
-	"net"
-	"time"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/urltest"
-	"github.com/sagernet/sing-box/outbound"
-	"github.com/sagernet/sing/common/rw"
-	"github.com/sagernet/sing/service"
-)
-
-type OutboundGroup struct {
-	Tag        string
-	Type       string
-	Selectable bool
-	Selected   string
-	items      []*OutboundGroupItem
-}
-
-func (g *OutboundGroup) GetItems() OutboundGroupItemIterator {
-	return newIterator(g.items)
-}
-
-type OutboundGroupIterator interface {
-	Next() *OutboundGroup
-	HasNext() bool
-}
-
-type OutboundGroupItem struct {
-	Tag          string
-	Type         string
-	URLTestTime  int64
-	URLTestDelay int32
-}
-
-type OutboundGroupItemIterator interface {
-	Next() *OutboundGroupItem
-	HasNext() bool
-}
-
-func (c *CommandClient) handleGroupConn(conn net.Conn) {
-	defer conn.Close()
-
-	for {
-		groups, err := readGroups(conn)
-		if err != nil {
-			c.handler.Disconnected(err.Error())
-			return
-		}
-		c.handler.WriteGroups(groups)
-	}
-}
-
-func (s *CommandServer) handleGroupConn(conn net.Conn) error {
-	defer conn.Close()
-	ctx := connKeepAlive(conn)
-	for {
-		service := s.service
-		if service != nil {
-			err := writeGroups(conn, service)
-			if err != nil {
-				return err
-			}
-		} else {
-			err := binary.Write(conn, binary.BigEndian, uint16(0))
-			if err != nil {
-				return err
-			}
-		}
-		select {
-		case <-ctx.Done():
-			return ctx.Err()
-		case <-time.After(2 * time.Second):
-		}
-		select {
-		case <-ctx.Done():
-			return ctx.Err()
-		case <-s.urlTestUpdate:
-		}
-	}
-}
-
-func readGroups(reader io.Reader) (OutboundGroupIterator, error) {
-	var groupLength uint16
-	err := binary.Read(reader, binary.BigEndian, &groupLength)
-	if err != nil {
-		return nil, err
-	}
-
-	groups := make([]*OutboundGroup, 0, groupLength)
-	for i := 0; i < int(groupLength); i++ {
-		var group OutboundGroup
-		group.Tag, err = rw.ReadVString(reader)
-		if err != nil {
-			return nil, err
-		}
-
-		group.Type, err = rw.ReadVString(reader)
-		if err != nil {
-			return nil, err
-		}
-
-		err = binary.Read(reader, binary.BigEndian, &group.Selectable)
-		if err != nil {
-			return nil, err
-		}
-
-		group.Selected, err = rw.ReadVString(reader)
-		if err != nil {
-			return nil, err
-		}
-
-		var itemLength uint16
-		err = binary.Read(reader, binary.BigEndian, &itemLength)
-		if err != nil {
-			return nil, err
-		}
-
-		group.items = make([]*OutboundGroupItem, itemLength)
-		for j := 0; j < int(itemLength); j++ {
-			var item OutboundGroupItem
-			item.Tag, err = rw.ReadVString(reader)
-			if err != nil {
-				return nil, err
-			}
-
-			item.Type, err = rw.ReadVString(reader)
-			if err != nil {
-				return nil, err
-			}
-
-			err = binary.Read(reader, binary.BigEndian, &item.URLTestTime)
-			if err != nil {
-				return nil, err
-			}
-
-			err = binary.Read(reader, binary.BigEndian, &item.URLTestDelay)
-			if err != nil {
-				return nil, err
-			}
-
-			group.items[j] = &item
-		}
-		groups = append(groups, &group)
-	}
-	return newIterator(groups), nil
-}
-
-func writeGroups(writer io.Writer, boxService *BoxService) error {
-	historyStorage := service.PtrFromContext[urltest.HistoryStorage](boxService.ctx)
-
-	outbounds := boxService.instance.Router().Outbounds()
-	var iGroups []adapter.OutboundGroup
-	for _, it := range outbounds {
-		if group, isGroup := it.(adapter.OutboundGroup); isGroup {
-			iGroups = append(iGroups, group)
-		}
-	}
-	var groups []OutboundGroup
-	for _, iGroup := range iGroups {
-		var group OutboundGroup
-		group.Tag = iGroup.Tag()
-		group.Type = iGroup.Type()
-		_, group.Selectable = iGroup.(*outbound.Selector)
-		group.Selected = iGroup.Now()
-
-		for _, itemTag := range iGroup.All() {
-			itemOutbound, isLoaded := boxService.instance.Router().Outbound(itemTag)
-			if !isLoaded {
-				continue
-			}
-
-			var item OutboundGroupItem
-			item.Tag = itemTag
-			item.Type = itemOutbound.Type()
-			if history := historyStorage.LoadURLTestHistory(adapter.OutboundTag(itemOutbound)); history != nil {
-				item.URLTestTime = history.Time.Unix()
-				item.URLTestDelay = int32(history.Delay)
-			}
-			group.items = append(group.items, &item)
-		}
-		groups = append(groups, group)
-	}
-
-	err := binary.Write(writer, binary.BigEndian, uint16(len(groups)))
-	if err != nil {
-		return err
-	}
-	for _, group := range groups {
-		err = rw.WriteVString(writer, group.Tag)
-		if err != nil {
-			return err
-		}
-		err = rw.WriteVString(writer, group.Type)
-		if err != nil {
-			return err
-		}
-		err = binary.Write(writer, binary.BigEndian, group.Selectable)
-		if err != nil {
-			return err
-		}
-		err = rw.WriteVString(writer, group.Selected)
-		if err != nil {
-			return err
-		}
-		err = binary.Write(writer, binary.BigEndian, uint16(len(group.items)))
-		if err != nil {
-			return err
-		}
-		for _, item := range group.items {
-			err = rw.WriteVString(writer, item.Tag)
-			if err != nil {
-				return err
-			}
-			err = rw.WriteVString(writer, item.Type)
-			if err != nil {
-				return err
-			}
-			err = binary.Write(writer, binary.BigEndian, item.URLTestTime)
-			if err != nil {
-				return err
-			}
-			err = binary.Write(writer, binary.BigEndian, item.URLTestDelay)
-			if err != nil {
-				return err
-			}
-		}
-	}
-	return nil
-}

experimental/libbox/command_log.go

@@ -11,7 +11,7 @@ func (s *CommandServer) WriteMessage(message string) {
 	s.subscriber.Emit(message)
 	s.access.Lock()
 	s.savedLines.PushBack(message)
-	if s.savedLines.Len() > s.maxLines {
+	if s.savedLines.Len() > 100 {
 		s.savedLines.Remove(s.savedLines.Front())
 	}
 	s.access.Unlock()

experimental/libbox/command_reload.go

@@ -8,8 +8,8 @@ import (
 	"github.com/sagernet/sing/common/rw"
 )
 
-func (c *CommandClient) ServiceReload() error {
+func ClientServiceReload(sharedDirectory string) error {
-	conn, err := c.directConnect()
+	conn, err := clientConnect(sharedDirectory)
 	if err != nil {
 		return err
 	}

experimental/libbox/command_select.go

@@ -1,59 +0,0 @@
-package libbox
-
-import (
-	"encoding/binary"
-	"net"
-
-	"github.com/sagernet/sing-box/outbound"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/rw"
-)
-
-func (c *CommandClient) SelectOutbound(groupTag string, outboundTag string) error {
-	conn, err := c.directConnect()
-	if err != nil {
-		return err
-	}
-	defer conn.Close()
-	err = binary.Write(conn, binary.BigEndian, uint8(CommandSelectOutbound))
-	if err != nil {
-		return err
-	}
-	err = rw.WriteVString(conn, groupTag)
-	if err != nil {
-		return err
-	}
-	err = rw.WriteVString(conn, outboundTag)
-	if err != nil {
-		return err
-	}
-	return readError(conn)
-}
-
-func (s *CommandServer) handleSelectOutbound(conn net.Conn) error {
-	defer conn.Close()
-	groupTag, err := rw.ReadVString(conn)
-	if err != nil {
-		return err
-	}
-	outboundTag, err := rw.ReadVString(conn)
-	if err != nil {
-		return err
-	}
-	service := s.service
-	if service == nil {
-		return writeError(conn, E.New("service not ready"))
-	}
-	outboundGroup, isLoaded := service.instance.Router().Outbound(groupTag)
-	if !isLoaded {
-		return writeError(conn, E.New("selector not found: ", groupTag))
-	}
-	selector, isSelector := outboundGroup.(*outbound.Selector)
-	if !isSelector {
-		return writeError(conn, E.New("outbound is not a selector: ", groupTag))
-	}
-	if !selector.SelectOutbound(outboundTag) {
-		return writeError(conn, E.New("outbound not found in selector: ", outboundTag))
-	}
-	return writeError(conn, nil)
-}

experimental/libbox/command_server.go

@@ -7,101 +7,49 @@ import (
 	"path/filepath"
 	"sync"
 
-	"github.com/sagernet/sing-box/common/urltest"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/debug"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/observable"
 	"github.com/sagernet/sing/common/x/list"
-	"github.com/sagernet/sing/service"
 )
 
 type CommandServer struct {
+	sockPath string
 	listener net.Listener
 	handler  CommandServerHandler
 
 	access     sync.Mutex
 	savedLines *list.List[string]
-	maxLines   int
 	subscriber *observable.Subscriber[string]
 	observer   *observable.Observer[string]
-	service    *BoxService
-
-	urlTestListener *list.Element[func()]
-	urlTestUpdate   chan struct{}
 }
 
 type CommandServerHandler interface {
+	ServiceStop() error
 	ServiceReload() error
 }
 
-func NewCommandServer(handler CommandServerHandler, maxLines int32) *CommandServer {
+func NewCommandServer(sharedDirectory string, handler CommandServerHandler) *CommandServer {
 	server := &CommandServer{
-		handler:       handler,
+		sockPath:   filepath.Join(sharedDirectory, "command.sock"),
-		savedLines:    new(list.List[string]),
+		handler:    handler,
-		maxLines:      int(maxLines),
+		savedLines: new(list.List[string]),
-		subscriber:    observable.NewSubscriber[string](128),
+		subscriber: observable.NewSubscriber[string](128),
-		urlTestUpdate: make(chan struct{}, 1),
 	}
 	server.observer = observable.NewObserver[string](server.subscriber, 64)
 	return server
 }
 
-func (s *CommandServer) SetService(newService *BoxService) {
-	if s.service != nil && s.listener != nil {
-		service.PtrFromContext[urltest.HistoryStorage](s.service.ctx).RemoveListener(s.urlTestListener)
-		s.urlTestListener = nil
-	}
-	s.service = newService
-	if newService != nil {
-		s.urlTestListener = service.PtrFromContext[urltest.HistoryStorage](newService.ctx).AddListener(s.notifyURLTestUpdate)
-	}
-	s.notifyURLTestUpdate()
-}
-
-func (s *CommandServer) notifyURLTestUpdate() {
-	select {
-	case s.urlTestUpdate <- struct{}{}:
-	default:
-	}
-}
-
 func (s *CommandServer) Start() error {
-	if !sTVOS {
+	os.Remove(s.sockPath)
-		return s.listenUNIX()
-	} else {
-		return s.listenTCP()
-	}
-}
-
-func (s *CommandServer) listenUNIX() error {
-	sockPath := filepath.Join(sBasePath, "command.sock")
-	os.Remove(sockPath)
 	listener, err := net.ListenUnix("unix", &net.UnixAddr{
-		Name: sockPath,
+		Name: s.sockPath,
 		Net:  "unix",
 	})
 	if err != nil {
-		return E.Cause(err, "listen ", sockPath)
+		return err
-	}
-	if sUserID > 0 {
-		err = os.Chown(sockPath, sUserID, sGroupID)
-		if err != nil {
-			listener.Close()
-			os.Remove(sockPath)
-			return E.Cause(err, "chown")
-		}
-	}
-	s.listener = listener
-	go s.loopConnection(listener)
-	return nil
-}
-
-func (s *CommandServer) listenTCP() error {
-	listener, err := net.Listen("tcp", "127.0.0.1:8964")
-	if err != nil {
-		return E.Cause(err, "listen")
 	}
 	s.listener = listener
 	go s.loopConnection(listener)
@@ -144,16 +92,12 @@ func (s *CommandServer) handleConnection(conn net.Conn) error {
 		return s.handleLogConn(conn)
 	case CommandStatus:
 		return s.handleStatusConn(conn)
+	case CommandServiceStop:
+		return s.handleServiceStop(conn)
 	case CommandServiceReload:
 		return s.handleServiceReload(conn)
 	case CommandCloseConnections:
 		return s.handleCloseConnections(conn)
-	case CommandGroup:
-		return s.handleGroupConn(conn)
-	case CommandSelectOutbound:
-		return s.handleSelectOutbound(conn)
-	case CommandURLTest:
-		return s.handleURLTest(conn)
 	default:
 		return E.New("unknown command: ", command)
 	}

experimental/libbox/command_shared.go

@@ -1,39 +0,0 @@
-package libbox
-
-import (
-	"encoding/binary"
-	"io"
-
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/rw"
-)
-
-func readError(reader io.Reader) error {
-	var hasError bool
-	err := binary.Read(reader, binary.BigEndian, &hasError)
-	if err != nil {
-		return err
-	}
-	if hasError {
-		errorMessage, err := rw.ReadVString(reader)
-		if err != nil {
-			return err
-		}
-		return E.New(errorMessage)
-	}
-	return nil
-}
-
-func writeError(writer io.Writer, wErr error) error {
-	err := binary.Write(writer, binary.BigEndian, wErr != nil)
-	if err != nil {
-		return err
-	}
-	if wErr != nil {
-		err = rw.WriteVString(writer, wErr.Error())
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}

experimental/libbox/command_status.go

@@ -7,40 +7,22 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/common/dialer/conntrack"
-	"github.com/sagernet/sing-box/experimental/clashapi"
 	E "github.com/sagernet/sing/common/exceptions"
 )
 
 type StatusMessage struct {
-	Memory           int64
+	Memory      int64
-	Goroutines       int32
+	Goroutines  int32
-	ConnectionsIn    int32
+	Connections int32
-	ConnectionsOut   int32
-	TrafficAvailable bool
-	Uplink           int64
-	Downlink         int64
-	UplinkTotal      int64
-	DownlinkTotal    int64
 }
 
-func (s *CommandServer) readStatus() StatusMessage {
+func readStatus() StatusMessage {
 	var memStats runtime.MemStats
 	runtime.ReadMemStats(&memStats)
 	var message StatusMessage
 	message.Memory = int64(memStats.StackInuse + memStats.HeapInuse + memStats.HeapIdle - memStats.HeapReleased)
 	message.Goroutines = int32(runtime.NumGoroutine())
-	message.ConnectionsOut = int32(conntrack.Count())
+	message.Connections = int32(conntrack.Count())
-
-	if s.service != nil {
-		if clashServer := s.service.instance.Router().ClashServer(); clashServer != nil {
-			message.TrafficAvailable = true
-			trafficManager := clashServer.(*clashapi.Server).TrafficManager()
-			message.Uplink, message.Downlink = trafficManager.Now()
-			message.UplinkTotal, message.DownlinkTotal = trafficManager.Total()
-			message.ConnectionsIn = int32(trafficManager.Connections())
-		}
-	}
-
 	return message
 }
 
@@ -54,7 +36,7 @@ func (s *CommandServer) handleStatusConn(conn net.Conn) error {
 	defer ticker.Stop()
 	ctx := connKeepAlive(conn)
 	for {
-		err = binary.Write(conn, binary.BigEndian, s.readStatus())
+		err = binary.Write(conn, binary.BigEndian, readStatus())
 		if err != nil {
 			return err
 		}

experimental/libbox/command_stop.go

@@ -0,0 +1,48 @@
+package libbox
+
+import (
+	"encoding/binary"
+	"net"
+	"runtime/debug"
+
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/rw"
+)
+
+func ClientServiceStop(sharedDirectory string) error {
+	conn, err := clientConnect(sharedDirectory)
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+	err = binary.Write(conn, binary.BigEndian, uint8(CommandServiceStop))
+	if err != nil {
+		return err
+	}
+	var hasError bool
+	err = binary.Read(conn, binary.BigEndian, &hasError)
+	if err != nil {
+		return err
+	}
+	if hasError {
+		errorMessage, err := rw.ReadVString(conn)
+		if err != nil {
+			return err
+		}
+		return E.New(errorMessage)
+	}
+	return nil
+}
+
+func (s *CommandServer) handleServiceStop(conn net.Conn) error {
+	rErr := s.handler.ServiceStop()
+	err := binary.Write(conn, binary.BigEndian, rErr != nil)
+	if err != nil {
+		return err
+	}
+	if rErr != nil {
+		return rw.WriteVString(conn, rErr.Error())
+	}
+	debug.FreeOSMemory()
+	return nil
+}