Fix fallback packet conn

.github/workflows/debug.yml

@@ -31,6 +31,12 @@ jobs:
         uses: actions/setup-go@v4
         with:
           go-version: ${{ steps.version.outputs.go_version }}
+      - name: Cache go module
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/go/pkg/mod
+          key: go-${{ hashFiles('**/go.sum') }}
       - name: Add cache to Go proxy
         run: |
           version=`git rev-parse HEAD`
@@ -190,6 +196,12 @@ jobs:
         uses: actions/setup-go@v4
         with:
           go-version: ${{ steps.version.outputs.go_version }}
+      - name: Cache go module
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/go/pkg/mod
+          key: go-${{ hashFiles('**/go.sum') }}
       - name: Build
         id: build
         run: make

.github/workflows/lint.yml

@@ -31,6 +31,12 @@ jobs:
         uses: actions/setup-go@v4
         with:
           go-version: ${{ steps.version.outputs.go_version }}
+      - name: Cache go module
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/go/pkg/mod
+          key: go-${{ hashFiles('**/go.sum') }}
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
         with:

.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 $(shell git describe --tags) dist/release
@@ -77,20 +77,13 @@ test_stdio:
 	go mod tidy && \
 	go test -v -tags "$(TAGS_TEST),force_stdio" .
 
-android:
-	go run ./cmd/internal/build_libbox -target android
-
-ios:
-	go run ./cmd/internal/build_libbox -target ios
-
 lib:
-	go run ./cmd/internal/build_libbox -target android
-	go run ./cmd/internal/build_libbox -target ios
+	go run ./cmd/internal/build_libbox
 
 lib_install:
 	go get -v -d
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20230413023804-244d7ff07035
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20230413023804-244d7ff07035
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20221130124640-349ebaa752ca
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20221130124640-349ebaa752ca
 
 clean:
 	rm -rf bin dist sing-box

README.md

@@ -8,10 +8,6 @@ The universal proxy platform.
 
 https://sing-box.sagernet.org
 
-## Support
-
-https://community.sagernet.org/c/sing-box/
-
 ## License
 
 ```

adapter/experimental.go

@@ -35,11 +35,6 @@ type OutboundGroup interface {
 	All() []string
 }
 
-type URLTestGroup interface {
-	OutboundGroup
-	URLTest(ctx context.Context, url string) (map[string]uint16, error)
-}
-
 func OutboundTag(detour Outbound) string {
 	if group, isGroup := detour.(OutboundGroup); isGroup {
 		return group.Now()

adapter/fakeip.go

@@ -21,8 +21,3 @@ type FakeIPStorage interface {
 	FakeIPLoad(address netip.Addr) (string, 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/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)
@@ -34,7 +37,6 @@ type Router interface {
 	LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error)
 
 	InterfaceFinder() control.InterfaceFinder
-	UpdateInterfaces() error
 	DefaultInterface() string
 	AutoDetectInterface() bool
 	AutoDetectInterfaceFunc() control.Func
@@ -42,7 +44,9 @@ type Router interface {
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager
+
 	Rules() []Rule
+	IPRules() []IPRule
 
 	TimeService
 
@@ -51,8 +55,6 @@ type Router interface {
 
 	V2RayServer() V2RayServer
 	SetV2RayServer(server V2RayServer)
-
-	ResetNetwork() error
 }
 
 type routerContextKey struct{}
@@ -84,6 +86,11 @@ type DNSRule interface {
 	RewriteTTL() *uint32
 }
 
+type IPRule interface {
+	Rule
+	Action() tun.ActionType
+}
+
 type InterfaceUpdateListener interface {
 	InterfaceUpdated() error
 }

box.go

@@ -62,7 +62,6 @@ func New(options Options) (*Box, error) {
 		defaultLogWriter = io.Discard
 	}
 	logFactory, err := log.New(log.Options{
-		Context:        ctx,
 		Options:        common.PtrValueOrDefault(options.Log),
 		Observable:     needClashAPI,
 		DefaultWriter:  defaultLogWriter,
@@ -134,16 +133,10 @@ func New(options Options) (*Box, error) {
 	if err != nil {
 		return nil, err
 	}
-	if options.PlatformInterface != nil {
-		err = options.PlatformInterface.Initialize(ctx, router)
-		if err != nil {
-			return nil, E.Cause(err, "initialize platform interface")
-		}
-	}
 	preServices := make(map[string]adapter.Service)
 	postServices := make(map[string]adapter.Service)
 	if needClashAPI {
-		clashServer, err := experimental.NewClashServer(ctx, router, logFactory.(log.ObservableFactory), common.PtrValueOrDefault(options.Experimental.ClashAPI))
+		clashServer, err := experimental.NewClashServer(router, logFactory.(log.ObservableFactory), common.PtrValueOrDefault(options.Experimental.ClashAPI))
 		if err != nil {
 			return nil, E.Cause(err, "create clash api server")
 		}
@@ -217,9 +210,20 @@ func (s *Box) preStart() error {
 			return E.Cause(err, "pre-starting ", serviceName)
 		}
 	}
-	err := s.startOutbounds()
-	if err != nil {
-		return err
+	for i, out := range s.outbounds {
+		var tag string
+		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()
 }

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")
 
@@ -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")
 

cmd/sing-box/debug.go

@@ -0,0 +1,44 @@
+//go:build debug
+
+package main
+
+import (
+	"encoding/json"
+	"net/http"
+	_ "net/http/pprof"
+	"runtime"
+	"runtime/debug"
+
+	"github.com/sagernet/sing-box/common/badjson"
+	"github.com/sagernet/sing-box/log"
+
+	"github.com/dustin/go-humanize"
+)
+
+func init() {
+	http.HandleFunc("/debug/gc", func(writer http.ResponseWriter, request *http.Request) {
+		writer.WriteHeader(http.StatusNoContent)
+		go debug.FreeOSMemory()
+	})
+	http.HandleFunc("/debug/memory", func(writer http.ResponseWriter, request *http.Request) {
+		var memStats runtime.MemStats
+		runtime.ReadMemStats(&memStats)
+
+		var memObject badjson.JSONObject
+		memObject.Put("heap", humanize.IBytes(memStats.HeapInuse))
+		memObject.Put("stack", humanize.IBytes(memStats.StackInuse))
+		memObject.Put("idle", humanize.IBytes(memStats.HeapIdle-memStats.HeapReleased))
+		memObject.Put("goroutines", runtime.NumGoroutine())
+		memObject.Put("rss", rusageMaxRSS())
+
+		encoder := json.NewEncoder(writer)
+		encoder.SetIndent("", "  ")
+		encoder.Encode(memObject)
+	})
+	go func() {
+		err := http.ListenAndServe("0.0.0.0:8964", nil)
+		if err != nil {
+			log.Debug(err)
+		}
+	}()
+}

cmd/sing-box/debug_linux.go

@@ -1,4 +1,6 @@
-package box
+//go:build debug
+
+package main
 
 import (
 	"runtime"

cmd/sing-box/debug_stub.go

@@ -1,6 +1,6 @@
-//go:build !linux
+//go:build debug && !linux
 
-package box
+package main
 
 func rusageMaxRSS() float64 {
 	return -1

common/badtls/badtls.go

@@ -1,4 +1,4 @@
-//go:build go1.20 && !go1.21
+//go:build go1.19 && !go1.20
 
 package badtls
 
@@ -14,60 +14,39 @@ import (
 	"sync/atomic"
 	"unsafe"
 
-	"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"
 	N "github.com/sagernet/sing/common/network"
-	aTLS "github.com/sagernet/sing/common/tls"
 )
 
 type Conn struct {
 	*tls.Conn
-	writer              N.ExtendedWriter
-	isHandshakeComplete *atomic.Bool
-	activeCall          *atomic.Int32
-	closeNotifySent     *bool
-	version             *uint16
-	rand                io.Reader
-	halfAccess          *sync.Mutex
-	halfError           *error
-	cipher              cipher.AEAD
-	explicitNonceLen    int
-	halfPtr             uintptr
-	halfSeq             []byte
-	halfScratchBuf      []byte
+	writer           N.ExtendedWriter
+	activeCall       *int32
+	closeNotifySent  *bool
+	version          *uint16
+	rand             io.Reader
+	halfAccess       *sync.Mutex
+	halfError        *error
+	cipher           cipher.AEAD
+	explicitNonceLen int
+	halfPtr          uintptr
+	halfSeq          []byte
+	halfScratchBuf   []byte
 }
 
-func TryCreate(conn aTLS.Conn) aTLS.Conn {
-	tlsConn, ok := conn.(*tls.Conn)
-	if !ok {
-		return conn
-	}
-	badConn, err := Create(tlsConn)
-	if err != nil {
-		log.Warn("initialize badtls: ", err)
-		return conn
-	}
-	return badConn
-}
-
-func Create(conn *tls.Conn) (aTLS.Conn, error) {
-	rawConn := reflect.Indirect(reflect.ValueOf(conn))
-	rawIsHandshakeComplete := rawConn.FieldByName("isHandshakeComplete")
-	if !rawIsHandshakeComplete.IsValid() || rawIsHandshakeComplete.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid isHandshakeComplete")
-	}
-	isHandshakeComplete := (*atomic.Bool)(unsafe.Pointer(rawIsHandshakeComplete.UnsafeAddr()))
-	if !isHandshakeComplete.Load() {
+func Create(conn *tls.Conn) (TLSConn, error) {
+	if !handshakeComplete(conn) {
 		return nil, E.New("handshake not finished")
 	}
+	rawConn := reflect.Indirect(reflect.ValueOf(conn))
 	rawActiveCall := rawConn.FieldByName("activeCall")
-	if !rawActiveCall.IsValid() || rawActiveCall.Kind() != reflect.Struct {
+	if !rawActiveCall.IsValid() || rawActiveCall.Kind() != reflect.Int32 {
 		return nil, E.New("badtls: invalid active call")
 	}
-	activeCall := (*atomic.Int32)(unsafe.Pointer(rawActiveCall.UnsafeAddr()))
+	activeCall := (*int32)(unsafe.Pointer(rawActiveCall.UnsafeAddr()))
 	rawHalfConn := rawConn.FieldByName("out")
 	if !rawHalfConn.IsValid() || rawHalfConn.Kind() != reflect.Struct {
 		return nil, E.New("badtls: invalid half conn")
@@ -129,20 +108,19 @@ func Create(conn *tls.Conn) (aTLS.Conn, error) {
 	}
 	halfScratchBuf := rawHalfScratchBuf.Bytes()
 	return &Conn{
-		Conn:                conn,
-		writer:              bufio.NewExtendedWriter(conn.NetConn()),
-		isHandshakeComplete: isHandshakeComplete,
-		activeCall:          activeCall,
-		closeNotifySent:     closeNotifySent,
-		version:             version,
-		halfAccess:          halfAccess,
-		halfError:           halfError,
-		cipher:              aeadCipher,
-		explicitNonceLen:    explicitNonceLen,
-		rand:                randReader,
-		halfPtr:             rawHalfConn.UnsafeAddr(),
-		halfSeq:             halfSeq,
-		halfScratchBuf:      halfScratchBuf,
+		Conn:             conn,
+		writer:           bufio.NewExtendedWriter(conn.NetConn()),
+		activeCall:       activeCall,
+		closeNotifySent:  closeNotifySent,
+		version:          version,
+		halfAccess:       halfAccess,
+		halfError:        halfError,
+		cipher:           aeadCipher,
+		explicitNonceLen: explicitNonceLen,
+		rand:             randReader,
+		halfPtr:          rawHalfConn.UnsafeAddr(),
+		halfSeq:          halfSeq,
+		halfScratchBuf:   halfScratchBuf,
 	}, nil
 }
 
@@ -152,15 +130,15 @@ func (c *Conn) WriteBuffer(buffer *buf.Buffer) error {
 		return common.Error(c.Write(buffer.Bytes()))
 	}
 	for {
-		x := c.activeCall.Load()
+		x := atomic.LoadInt32(c.activeCall)
 		if x&1 != 0 {
 			return net.ErrClosed
 		}
-		if c.activeCall.CompareAndSwap(x, x+2) {
+		if atomic.CompareAndSwapInt32(c.activeCall, x, x+2) {
 			break
 		}
 	}
-	defer c.activeCall.Add(-2)
+	defer atomic.AddInt32(c.activeCall, -2)
 	c.halfAccess.Lock()
 	defer c.halfAccess.Unlock()
 	if err := *c.halfError; err != nil {
@@ -208,7 +186,6 @@ func (c *Conn) WriteBuffer(buffer *buf.Buffer) error {
 		binary.BigEndian.PutUint16(outBuf[3:], uint16(dataLen+c.explicitNonceLen+c.cipher.Overhead()))
 	}
 	incSeq(c.halfPtr)
-	log.Trace("badtls write ", buffer.Len())
 	return c.writer.WriteBuffer(buffer)
 }
 

common/badtls/badtls_stub.go

@@ -1,4 +1,4 @@
-//go:build !go1.19 || go1.21
+//go:build !go1.19 || go1.20
 
 package badtls
 

common/badtls/conn.go

@@ -0,0 +1,13 @@
+package badtls
+
+import (
+	"context"
+	"crypto/tls"
+	"net"
+)
+
+type TLSConn interface {
+	net.Conn
+	HandshakeContext(ctx context.Context) error
+	ConnectionState() tls.ConnectionState
+}

common/badtls/link.go

@@ -1,8 +1,9 @@
-//go:build go1.20 && !go.1.21
+//go:build go1.19 && !go.1.20
 
 package badtls
 
 import (
+	"crypto/tls"
 	"reflect"
 	_ "unsafe"
 )
@@ -15,6 +16,9 @@ const (
 //go:linkname errShutdown crypto/tls.errShutdown
 var errShutdown error
 
+//go:linkname handshakeComplete crypto/tls.(*Conn).handshakeComplete
+func handshakeComplete(conn *tls.Conn) bool
+
 //go:linkname incSeq crypto/tls.(*halfConn).incSeq
 func incSeq(conn uintptr)
 

common/dialer/conntrack/conn.go

@@ -12,7 +12,7 @@ type Conn struct {
 	element *list.Element[io.Closer]
 }
 
-func NewConn(conn net.Conn) (net.Conn, error) {
+func NewConn(conn net.Conn) (*Conn, error) {
 	connAccess.Lock()
 	element := openConnection.PushBack(conn)
 	connAccess.Unlock()

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"
 )
 
@@ -13,7 +12,7 @@ type PacketConn struct {
 	element *list.Element[io.Closer]
 }
 
-func NewPacketConn(conn net.PacketConn) (net.PacketConn, error) {
+func NewPacketConn(conn net.PacketConn) (*PacketConn, error) {
 	connAccess.Lock()
 	element := openConnection.PushBack(conn)
 	connAccess.Unlock()
@@ -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

@@ -7,6 +7,7 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/dialer/conntrack"
+	"github.com/sagernet/sing-box/common/warning"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common/control"
@@ -16,6 +17,41 @@ import (
 	"github.com/sagernet/tfo-go"
 )
 
+var warnBindInterfaceOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !(C.IsLinux || C.IsWindows || C.IsDarwin)
+	},
+	"outbound option `bind_interface` is only supported on Linux and Windows",
+)
+
+var warnRoutingMarkOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !C.IsLinux
+	},
+	"outbound option `routing_mark` is only supported on Linux",
+)
+
+var warnReuseAdderOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !(C.IsDarwin || C.IsDragonfly || C.IsFreebsd || C.IsLinux || C.IsNetbsd || C.IsOpenbsd || C.IsSolaris || C.IsWindows)
+	},
+	"outbound option `reuse_addr` is unsupported on current platform",
+)
+
+var warnProtectPathOnNonAndroid = warning.New(
+	func() bool {
+		return !C.IsAndroid
+	},
+	"outbound option `protect_path` is only supported on Android",
+)
+
+var warnTFOOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !(C.IsDarwin || C.IsFreebsd || C.IsLinux || C.IsWindows)
+	},
+	"outbound option `tcp_fast_open` is unsupported on current platform",
+)
+
 type DefaultDialer struct {
 	dialer4     tfo.Dialer
 	dialer6     tfo.Dialer
@@ -30,6 +66,7 @@ func NewDefault(router adapter.Router, options option.DialerOptions) *DefaultDia
 	var dialer net.Dialer
 	var listener net.ListenConfig
 	if options.BindInterface != "" {
+		warnBindInterfaceOnUnsupportedPlatform.Check()
 		bindFunc := control.BindToInterface(router.InterfaceFinder(), options.BindInterface, -1)
 		dialer.Control = control.Append(dialer.Control, bindFunc)
 		listener.Control = control.Append(listener.Control, bindFunc)
@@ -43,6 +80,7 @@ func NewDefault(router adapter.Router, options option.DialerOptions) *DefaultDia
 		listener.Control = control.Append(listener.Control, bindFunc)
 	}
 	if options.RoutingMark != 0 {
+		warnRoutingMarkOnUnsupportedPlatform.Check()
 		dialer.Control = control.Append(dialer.Control, control.RoutingMark(options.RoutingMark))
 		listener.Control = control.Append(listener.Control, control.RoutingMark(options.RoutingMark))
 	} else if router.DefaultMark() != 0 {
@@ -50,9 +88,11 @@ func NewDefault(router adapter.Router, options option.DialerOptions) *DefaultDia
 		listener.Control = control.Append(listener.Control, control.RoutingMark(router.DefaultMark()))
 	}
 	if options.ReuseAddr {
+		warnReuseAdderOnUnsupportedPlatform.Check()
 		listener.Control = control.Append(listener.Control, control.ReuseAddr())
 	}
 	if options.ProtectPath != "" {
+		warnProtectPathOnNonAndroid.Check()
 		dialer.Control = control.Append(dialer.Control, control.ProtectPath(options.ProtectPath))
 		listener.Control = control.Append(listener.Control, control.ProtectPath(options.ProtectPath))
 	}
@@ -61,6 +101,9 @@ func NewDefault(router adapter.Router, options option.DialerOptions) *DefaultDia
 	} else {
 		dialer.Timeout = C.TCPTimeout
 	}
+	if options.TCPFastOpen {
+		warnTFOOnUnsupportedPlatform.Check()
+	}
 	var udpFragment bool
 	if options.UDPFragment != nil {
 		udpFragment = *options.UDPFragment

common/dialer/resolve.go

@@ -73,7 +73,7 @@ func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksadd
 	if err != nil {
 		return nil, err
 	}
-	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), M.SocksaddrFrom(destinationAddress, destination.Port), destination), nil
+	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), destination, M.SocksaddrFrom(destinationAddress, destination.Port)), nil
 }
 
 func (d *ResolveDialer) Upstream() any {

common/mux/client.go

@@ -1,21 +1,520 @@
 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"
+	"github.com/sagernet/sing/common/bufio/deadline"
+	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
+}
+
+func NewClient(ctx context.Context, dialer N.Dialer, protocol Protocol, maxConnections int, minStreams int, maxStreams int) *Client {
+	return &Client{
+		ctx:            ctx,
+		dialer:         dialer,
+		protocol:       protocol,
+		maxConnections: maxConnections,
+		minStreams:     minStreams,
+		maxStreams:     maxStreams,
+	}
+}
+
+func NewClientWithOptions(ctx context.Context, dialer N.Dialer, options option.MultiplexOptions) (N.Dialer, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
-	return mux.NewClient(mux.Options{
-		Dialer:         dialer,
-		Protocol:       options.Protocol,
-		MaxConnections: options.MaxConnections,
-		MinStreams:     options.MinStreams,
-		MaxStreams:     options.MaxStreams,
-		Padding:        options.Padding,
-	})
+	if options.MaxConnections == 0 && options.MaxStreams == 0 {
+		options.MinStreams = 8
+	}
+	protocol, err := ParseProtocol(options.Protocol)
+	if err != nil {
+		return nil, err
+	}
+	return NewClient(ctx, dialer, protocol, options.MaxConnections, options.MinStreams, options.MaxStreams), nil
+}
+
+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.NewBindPacketConn(deadline.NewPacketConn(bufio.NewNetPacketConn(&ClientPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: 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 deadline.NewPacketConn(&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()
+	}
+	sLen := len(sessions)
+	if sLen == 0 {
+		return c.offerNew()
+	}
+	session := common.MinBy(sessions, abstractSession.NumStreams)
+	numStreams := session.NumStreams()
+	if numStreams == 0 {
+		return session, nil
+	}
+	if c.maxConnections > 0 {
+		if sLen >= 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
+	}
+	if vectorisedWriter, isVectorised := bufio.CreateVectorisedWriter(conn); isVectorised {
+		conn = &vectorisedProtocolConn{protocolConn{Conn: conn, protocol: c.protocol}, vectorisedWriter}
+	} else {
+		conn = &protocolConn{Conn: conn, protocol: c.protocol}
+	}
+	session, err := c.protocol.newClient(conn)
+	if err != nil {
+		return nil, err
+	}
+	c.connections.PushBack(session)
+	return session, nil
+}
+
+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(requestLen(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) 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 := requestLen(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) 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
+	}
+	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 := requestLen(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) Upstream() any {
+	return c.ExtendedConn
 }

common/mux/protocol.go

@@ -1,14 +1,240 @@
 package mux
 
 import (
-	"github.com/sagernet/sing-mux"
+	"encoding/binary"
+	"io"
+	"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 (
-	Client = mux.Client
+var Destination = M.Socksaddr{
+	Fqdn: "sp.mux.sing-box.arpa",
+	Port: 444,
+}
+
+const (
+	ProtocolSMux Protocol = iota
+	ProtocolYAMux
 )
 
-var (
-	Destination      = mux.Destination
-	HandleConnection = mux.HandleConnection
+type Protocol byte
+
+func ParseProtocol(name string) (Protocol, error) {
+	switch name {
+	case "", "smux":
+		return ProtocolSMux, nil
+	case "yamux":
+		return ProtocolYAMux, nil
+	default:
+		return ProtocolYAMux, 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:
+		return yamux.Server(conn, yaMuxConfig())
+	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:
+		return yamux.Client(conn, yaMuxConfig())
+	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"
+	default:
+		return "unknown"
+	}
+}
+
+const (
+	version0 = 0
 )
+
+type Request struct {
+	Protocol Protocol
+}
+
+func ReadRequest(reader io.Reader) (*Request, error) {
+	version, err := rw.ReadByte(reader)
+	if err != nil {
+		return nil, err
+	}
+	if version != version0 {
+		return nil, E.New("unsupported version: ", version)
+	}
+	protocol, err := rw.ReadByte(reader)
+	if err != nil {
+		return nil, err
+	}
+	if protocol > byte(ProtocolYAMux) {
+		return nil, E.New("unsupported protocol: ", protocol)
+	}
+	return &Request{Protocol: Protocol(protocol)}, nil
+}
+
+func EncodeRequest(buffer *buf.Buffer, request Request) {
+	buffer.WriteByte(version0)
+	buffer.WriteByte(byte(request.Protocol))
+}
+
+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 requestLen(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 +1,258 @@
+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"
+	"github.com/sagernet/sing/common/bufio/deadline"
+	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
+	}
+	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, deadline.NewPacketConn(bufio.NewNetPacketConn(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) 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) 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) 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 +1,91 @@
+package mux
+
+import (
+	"io"
+	"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/smux"
+)
+
+type abstractSession interface {
+	Open() (net.Conn, error)
+	Accept() (net.Conn, error)
+	NumStreams() int
+	Close() error
+	IsClosed() 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()
+}
+
+type protocolConn struct {
+	net.Conn
+	protocol        Protocol
+	protocolWritten bool
+}
+
+func (c *protocolConn) Write(p []byte) (n int, err error) {
+	if c.protocolWritten {
+		return c.Conn.Write(p)
+	}
+	_buffer := buf.StackNewSize(2 + len(p))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	EncodeRequest(buffer, Request{
+		Protocol: c.protocol,
+	})
+	common.Must(common.Error(buffer.Write(p)))
+	n, err = c.Conn.Write(buffer.Bytes())
+	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
+	N.VectorisedWriter
+}
+
+func (c *vectorisedProtocolConn) WriteVectorised(buffers []*buf.Buffer) error {
+	if c.protocolWritten {
+		return c.VectorisedWriter.WriteVectorised(buffers)
+	}
+	c.protocolWritten = true
+	_buffer := buf.StackNewSize(2)
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	EncodeRequest(buffer, Request{
+		Protocol: c.protocol,
+	})
+	return c.VectorisedWriter.WriteVectorised(append([]*buf.Buffer{buffer}, buffers...))
+}

common/process/searcher.go

@@ -3,12 +3,10 @@ package process
 import (
 	"context"
 	"net/netip"
-	"os/user"
 
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-tun"
 	E "github.com/sagernet/sing/common/exceptions"
-	F "github.com/sagernet/sing/common/format"
 )
 
 type Searcher interface {
@@ -30,15 +28,5 @@ type Info struct {
 }
 
 func FindProcessInfo(searcher Searcher, ctx context.Context, network string, source netip.AddrPort, destination netip.AddrPort) (*Info, error) {
-	info, err := searcher.FindProcessInfo(ctx, network, source, destination)
-	if err != nil {
-		return nil, err
-	}
-	if info.UserId != -1 {
-		osUser, _ := user.LookupId(F.ToString(info.UserId))
-		if osUser != nil {
-			info.User = osUser.Username
-		}
-	}
-	return info, nil
+	return findProcessInfo(searcher, ctx, network, source, destination)
 }

common/process/searcher_with_name.go

@@ -0,0 +1,25 @@
+//go:build linux && !android
+
+package process
+
+import (
+	"context"
+	"net/netip"
+	"os/user"
+
+	F "github.com/sagernet/sing/common/format"
+)
+
+func findProcessInfo(searcher Searcher, ctx context.Context, network string, source netip.AddrPort, destination netip.AddrPort) (*Info, error) {
+	info, err := searcher.FindProcessInfo(ctx, network, source, destination)
+	if err != nil {
+		return nil, err
+	}
+	if info.UserId != -1 {
+		osUser, _ := user.LookupId(F.ToString(info.UserId))
+		if osUser != nil {
+			info.User = osUser.Username
+		}
+	}
+	return info, nil
+}

common/process/searcher_without_name.go

@@ -0,0 +1,12 @@
+//go:build !linux || android
+
+package process
+
+import (
+	"context"
+	"net/netip"
+)
+
+func findProcessInfo(searcher Searcher, ctx context.Context, network string, source netip.AddrPort, destination netip.AddrPort) (*Info, error) {
+	return searcher.FindProcessInfo(ctx, network, source, destination)
+}

common/sniff/http.go

@@ -7,7 +7,6 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
-	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/protocol/http"
 )
 
@@ -16,5 +15,5 @@ func HTTPHost(ctx context.Context, reader io.Reader) (*adapter.InboundContext, e
 	if err != nil {
 		return nil, err
 	}
-	return &adapter.InboundContext{Protocol: C.ProtocolHTTP, Domain: M.ParseSocksaddr(request.Host).AddrString()}, nil
+	return &adapter.InboundContext{Protocol: C.ProtocolHTTP, Domain: request.Host}, nil
 }

common/sniff/http_test.go

@@ -1,27 +0,0 @@
-package sniff_test
-
-import (
-	"context"
-	"strings"
-	"testing"
-
-	"github.com/sagernet/sing-box/common/sniff"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestSniffHTTP1(t *testing.T) {
-	t.Parallel()
-	pkt := "GET / HTTP/1.1\r\nHost: www.google.com\r\nAccept: */*\r\n\r\n"
-	metadata, err := sniff.HTTPHost(context.Background(), strings.NewReader(pkt))
-	require.NoError(t, err)
-	require.Equal(t, metadata.Domain, "www.google.com")
-}
-
-func TestSniffHTTP1WithPort(t *testing.T) {
-	t.Parallel()
-	pkt := "GET / HTTP/1.1\r\nHost: www.gov.cn:8080\r\nAccept: */*\r\n\r\n"
-	metadata, err := sniff.HTTPHost(context.Background(), strings.NewReader(pkt))
-	require.NoError(t, err)
-	require.Equal(t, metadata.Domain, "www.gov.cn")
-}

common/sniff/sniff.go

@@ -24,12 +24,12 @@ func PeekStream(ctx context.Context, conn net.Conn, buffer *buf.Buffer, timeout
 	}
 	err := conn.SetReadDeadline(time.Now().Add(timeout))
 	if err != nil {
-		return nil, E.Cause(err, "set read deadline")
+		return nil, err
 	}
 	_, err = buffer.ReadOnceFrom(conn)
 	err = E.Errors(err, conn.SetReadDeadline(time.Time{}))
 	if err != nil {
-		return nil, E.Cause(err, "read payload")
+		return nil, err
 	}
 	var metadata *adapter.InboundContext
 	var errors []error

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)
@@ -135,7 +125,7 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 
 	hello.SessionId[0] = 1
 	hello.SessionId[1] = 8
-	hello.SessionId[2] = 1
+	hello.SessionId[2] = 0
 	binary.BigEndian.PutUint32(hello.SessionId[4:], uint32(time.Now().Unix()))
 	copy(hello.SessionId[8:], e.shortID[:])
 

common/tls/std_server.go

@@ -180,7 +180,7 @@ func NewSTDServer(ctx context.Context, router adapter.Router, logger log.Logger,
 		tlsConfig.ServerName = options.ServerName
 	}
 	if len(options.ALPN) > 0 {
-		tlsConfig.NextProtos = append(options.ALPN, tlsConfig.NextProtos...)
+		tlsConfig.NextProtos = append(tlsConfig.NextProtos, options.ALPN...)
 	}
 	if options.MinVersion != "" {
 		minVersion, err := ParseTLSVersion(options.MinVersion)

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

@@ -50,9 +50,6 @@ func (s *HistoryStorage) StoreURLTestHistory(tag string, history *History) {
 }
 
 func URLTest(ctx context.Context, link string, detour N.Dialer) (t uint16, err error) {
-	if link == "" {
-		link = "https://www.gstatic.com/generate_204"
-	}
 	linkURL, err := url.Parse(link)
 	if err != nil {
 		return

common/warning/warning.go

@@ -0,0 +1,31 @@
+package warning
+
+import (
+	"sync"
+
+	"github.com/sagernet/sing-box/log"
+)
+
+type Warning struct {
+	logger    log.Logger
+	check     CheckFunc
+	message   string
+	checkOnce sync.Once
+}
+
+type CheckFunc = func() bool
+
+func New(checkFunc CheckFunc, message string) Warning {
+	return Warning{
+		check:   checkFunc,
+		message: message,
+	}
+}
+
+func (w *Warning) Check() {
+	w.checkOnce.Do(func() {
+		if w.check() {
+			log.Warn(w.message)
+		}
+	})
+}

constant/path.go

@@ -3,13 +3,40 @@ package constant
 import (
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/sagernet/sing/common/rw"
 )
 
 const dirName = "sing-box"
 
-var resourcePaths []string
+var (
+	basePath      string
+	tempPath      string
+	resourcePaths []string
+)
+
+func BasePath(name string) string {
+	if basePath == "" || strings.HasPrefix(name, "/") {
+		return name
+	}
+	return filepath.Join(basePath, name)
+}
+
+func CreateTemp(pattern string) (*os.File, error) {
+	if tempPath == "" {
+		tempPath = os.TempDir()
+	}
+	return os.CreateTemp(tempPath, pattern)
+}
+
+func SetBasePath(path string) {
+	basePath = path
+}
+
+func SetTempPath(path string) {
+	tempPath = path
+}
 
 func FindPath(name string) (string, bool) {
 	name = os.ExpandEnv(name)

debug.go

@@ -10,7 +10,6 @@ import (
 )
 
 func applyDebugOptions(options option.DebugOptions) {
-	applyDebugListenOption(options)
 	if options.GCPercent != nil {
 		debug.SetGCPercent(*options.GCPercent)
 	}

debug_go118.go

@@ -10,7 +10,6 @@ import (
 )
 
 func applyDebugOptions(options option.DebugOptions) {
-	applyDebugListenOption(options)
 	if options.GCPercent != nil {
 		debug.SetGCPercent(*options.GCPercent)
 	}

debug_http.go

@@ -1,67 +0,0 @@
-package box
-
-import (
-	"net/http"
-	"net/http/pprof"
-	"runtime"
-	"runtime/debug"
-
-	"github.com/sagernet/sing-box/common/badjson"
-	"github.com/sagernet/sing-box/common/json"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-	E "github.com/sagernet/sing/common/exceptions"
-
-	"github.com/dustin/go-humanize"
-	"github.com/go-chi/chi/v5"
-)
-
-var debugHTTPServer *http.Server
-
-func applyDebugListenOption(options option.DebugOptions) {
-	if debugHTTPServer != nil {
-		debugHTTPServer.Close()
-		debugHTTPServer = nil
-	}
-	if options.Listen == "" {
-		return
-	}
-	r := chi.NewMux()
-	r.Route("/debug", func(r chi.Router) {
-		r.Get("/gc", func(writer http.ResponseWriter, request *http.Request) {
-			writer.WriteHeader(http.StatusNoContent)
-			go debug.FreeOSMemory()
-		})
-		r.Get("/memory", func(writer http.ResponseWriter, request *http.Request) {
-			var memStats runtime.MemStats
-			runtime.ReadMemStats(&memStats)
-
-			var memObject badjson.JSONObject
-			memObject.Put("heap", humanize.IBytes(memStats.HeapInuse))
-			memObject.Put("stack", humanize.IBytes(memStats.StackInuse))
-			memObject.Put("idle", humanize.IBytes(memStats.HeapIdle-memStats.HeapReleased))
-			memObject.Put("goroutines", runtime.NumGoroutine())
-			memObject.Put("rss", rusageMaxRSS())
-
-			encoder := json.NewEncoder(writer)
-			encoder.SetIndent("", "  ")
-			encoder.Encode(memObject)
-		})
-		r.HandleFunc("/pprof", pprof.Index)
-		r.HandleFunc("/pprof/*", pprof.Index)
-		r.HandleFunc("/pprof/cmdline", pprof.Cmdline)
-		r.HandleFunc("/pprof/profile", pprof.Profile)
-		r.HandleFunc("/pprof/symbol", pprof.Symbol)
-		r.HandleFunc("/pprof/trace", pprof.Trace)
-	})
-	debugHTTPServer = &http.Server{
-		Addr:    options.Listen,
-		Handler: r,
-	}
-	go func() {
-		err := debugHTTPServer.ListenAndServe()
-		if err != nil && !E.IsClosed(err) {
-			log.Error(E.Cause(err, "serve debug HTTP server"))
-		}
-	}()
-}

docs/changelog.md

@@ -1,142 +1,3 @@
-#### 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**
-* Fixes and improvements
-
-*1*:
-
-Added new `h2mux` multiplex protocol and `padding` multiplex option, see [Multiplex](/configuration/shared/multiplex).
-
-#### 1.2.6
-
-* Fix bugs and update dependencies
-
-#### 1.3-beta8
-
-* Fix `system` tun stack for ios
-* Fix network monitor for android/ios
-* Update VLESS and XUDP protocol **1**
-* Fixes and improvements
-
-*1:
-
-This is an incompatible update for XUDP in VLESS if vision flow is enabled.
-
-#### 1.3-beta7
-
-* Add `path` and `headers` options for HTTP outbound
-* Add multi-user support for Shadowsocks legacy AEAD inbound
-* Fixes and improvements
-
-#### 1.2.4
-
-* Fixes and improvements
-
-#### 1.3-beta6
-
-* Fix WireGuard reconnect
-* Perform URLTest recheck after network changes
-* Fix bugs and update dependencies
-
-#### 1.3-beta5
-
-* 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
-* Fixes and improvements
-
 #### 1.3-beta4
 
 * Fix bugs

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                        |
-|-------------------------------------|-------------------------------|
-| `System`                            | `local`                       |
-| `TCP`                               | `tcp://1.0.0.1`               |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`     |
-| `TLS`                               | `tls://dns.google`            |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`   |
-| `QUIC`                              | `quic://dns.adguard.com`      |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`      |
-| `RCode`                             | `rcode://refused`             |
-| `DHCP`                              | `dhcp://auto` or `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                      |
+| Protocol            | Format                        |
+|---------------------|-------------------------------|
+| `System`            | `local`                       |
+| `TCP`               | `tcp://1.0.0.1`               |
+| `UDP`               | `8.8.8.8` `udp://8.8.4.4`     |
+| `TLS`               | `tls://dns.google`            |
+| `HTTPS`             | `https://1.1.1.1/dns-query`   |
+| `QUIC`              | `quic://dns.adguard.com`      |
+| `HTTP3`             | `h3://8.8.8.8/dns-query`      |
+| `RCode`             | `rcode://refused`             |
+| `DHCP`              | `dhcp://auto` or `dhcp://en0` |
+|  [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                           |
-|-------------------------------------|------------------------------|
-| `System`                            | `local`                      |
-| `TCP`                               | `tcp://1.0.0.1`              |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`    |
-| `TLS`                               | `tls://dns.google`           |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`  |
-| `QUIC`                              | `quic://dns.adguard.com`     |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`     |
-| `RCode`                             | `rcode://refused`            |
-| `DHCP`                              | `dhcp://auto` 或 `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                     |
+| 协议                 | 格式                           |
+|--------------------|------------------------------|
+| `System`           | `local`                      |
+| `TCP`              | `tcp://1.0.0.1`              |
+| `UDP`              | `8.8.8.8` `udp://8.8.4.4`    |
+| `TLS`              | `tls://dns.google`           |
+| `HTTPS`            | `https://1.1.1.1/dns-query`  |
+| `QUIC`             | `quic://dns.adguard.com`     |
+| `HTTP3`            | `h3://8.8.8.8/dns-query`     |
+| `RCode`            | `rcode://refused`            |
+| `DHCP`             | `dhcp://auto` 或 `dhcp://en0` |
+| [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_id": ""
+      "cache_file": "cache.db"
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -60,7 +59,7 @@ serve it at `http://{{external-controller}}/ui`.
 
 ZIP download URL for the external UI, will be used if the specified `external_ui` directory is empty.
 
-`https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip` will be used if empty.
+`https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip` will be used if empty.
 
 #### external_ui_download_detour
 
@@ -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_id": ""
+      "cache_file": "cache.db"
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -58,7 +57,7 @@ RESTful web API 监听地址。如果为空，则禁用 Clash API。
 
 静态网页资源的 ZIP 下载 URL，如果指定的 `external_ui` 目录为空，将使用。
 
-默认使用 `https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip`。
+默认使用 `https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip`。
 
 #### external_ui_download_detour
 
@@ -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/outbound/http.md

@@ -11,8 +11,6 @@
   "server_port": 1080,
   "username": "sekai",
   "password": "admin",
-  "path": "",
-  "headers": {},
   "tls": {},
   
   ... // Dial Fields
@@ -41,14 +39,6 @@ Basic authorization username.
 
 Basic authorization password.
 
-#### path
-
-Path of HTTP request.
-
-#### headers
-
-Extra headers of HTTP request.
-
 #### tls
 
 TLS configuration, see [TLS](/configuration/shared/tls/#outbound).

docs/configuration/outbound/http.zh.md

@@ -11,8 +11,6 @@
   "server_port": 1080,
   "username": "sekai",
   "password": "admin",
-  "path": "",
-  "headers": {},
   "tls": {},
 
   ... // 拨号字段
@@ -41,14 +39,6 @@ Basic 认证用户名。
 
 Basic 认证密码。
 
-#### path
-
-HTTP 请求路径。
-
-#### headers
-
-HTTP 请求的额外标头。
-
 #### tls
 
 TLS 配置, 参阅 [TLS](/zh/configuration/shared/tls/#outbound)。

docs/configuration/outbound/urltest.md

@@ -10,7 +10,7 @@
     "proxy-b",
     "proxy-c"
   ],
-  "url": "https://www.gstatic.com/generate_204",
+  "url": "http://www.gstatic.com/generate_204",
   "interval": "1m",
   "tolerance": 50
 }
@@ -26,7 +26,7 @@ List of outbound tags to test.
 
 #### url
 
-The URL to test. `https://www.gstatic.com/generate_204` will be used if empty.
+The URL to test. `http://www.gstatic.com/generate_204` will be used if empty.
 
 #### interval
 

docs/configuration/outbound/urltest.zh.md

@@ -10,7 +10,7 @@
     "proxy-b",
     "proxy-c"
   ],
-  "url": "https://www.gstatic.com/generate_204",
+  "url": "http://www.gstatic.com/generate_204",
   "interval": "1m",
   "tolerance": 50
 }
@@ -26,7 +26,7 @@
 
 #### url
 
-用于测试的链接。默认使用 `https://www.gstatic.com/generate_204`。
+用于测试的链接。默认使用 `http://www.gstatic.com/generate_204`。
 
 #### interval
 

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/multiplex.md

@@ -10,8 +10,7 @@
   "protocol": "smux",
   "max_connections": 4,
   "min_streams": 4,
-  "max_streams": 0,
-  "padding": false
+  "max_streams": 0
 }
 ```
 
@@ -29,9 +28,8 @@ Multiplex protocol.
 |----------|------------------------------------|
 | smux     | https://github.com/xtaci/smux      |
 | 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
 
@@ -50,12 +48,3 @@ Conflict with `max_streams`.
 Maximum multiplexed streams in a connection before opening a new connection.
 
 Conflict with `max_connections` and `min_streams`.
-
-#### padding
-
-!!! info
-
-    Requires sing-box server version 1.3-beta9 or later.
-
-Enable padding.
-

docs/configuration/shared/multiplex.zh.md

@@ -28,9 +28,8 @@
 |-------|------------------------------------|
 | smux  | https://github.com/xtaci/smux      |
 | 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
 
@@ -48,13 +47,4 @@
 
 在打开新连接之前，连接中的最大多路复用流数量。
 
-与 `max_connections` 和 `min_streams` 冲突。
-
-#### padding
-
-!!! info
-
-    需要 sing-box 服务器版本 1.3-beta9 或更高。
-
-启用填充。
-
+与 `max_connections` 和 `min_streams` 冲突。

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

@@ -12,6 +12,5 @@ Experimental Android client for sing-box.
 
 #### Note
 
-* User Agent in remote profile request is `SFA/$version ($version_code; sing-box $sing_box_version)`
-* The working directory is located at `/sdcard/Android/data/io.nekohasekai.sfa/files` (External files directory)
-* Crash logs is located in `$working_directory/stderr.log`
+* Working directory is at `/sdcard/Android/data/io.nekohasekai.sfa/files` (External files directory)
+* User Agent is `SFA/$version ($version_code; sing-box $sing_box_version)` in the remote profile request

docs/installation/clients/sfa.zh.md

@@ -12,6 +12,5 @@
 
 #### 注意事项
 
-* 远程配置文件请求中的 User Agent 为 `SFA/$version ($version_code; sing-box $sing_box_version)`
 * 工作目录位于 `/sdcard/Android/data/io.nekohasekai.sfa/files` (外部文件目录)
-* 崩溃日志位于 `$working_directory/stderr.log`
+* 远程配置文件请求中的 User Agent 为 `SFA/$version ($version_code; sing-box $sing_box_version)`

docs/installation/clients/sfi.md

@@ -13,8 +13,8 @@ Experimental iOS client for sing-box.
 
 #### Note
 
-* User Agent in remote profile request is `SFI/$version ($version_code; sing-box $sing_box_version)`
-* Crash logs is located in `Settings` -> `View Service Log`
+* `system` tun stack not working on iOS
+* User Agent is `SFI/$version ($version_code; sing-box $sing_box_version)` in the remote profile request
 
 #### Privacy policy
 

docs/installation/clients/sfi.zh.md

@@ -13,8 +13,8 @@
 
 #### 注意事项
 
+* `system` tun stack 在 iOS 不工作
 * 远程配置文件请求中的 User Agent 为 `SFI/$version ($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
 

experimental/clashapi.go

@@ -1,7 +1,6 @@
 package experimental
 
 import (
-	"context"
 	"os"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -9,7 +8,7 @@ import (
 	"github.com/sagernet/sing-box/option"
 )
 
-type ClashServerConstructor = func(ctx context.Context, router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error)
+type ClashServerConstructor = func(router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error)
 
 var clashServerConstructor ClashServerConstructor
 
@@ -17,9 +16,9 @@ func RegisterClashServerConstructor(constructor ClashServerConstructor) {
 	clashServerConstructor = constructor
 }
 
-func NewClashServer(ctx context.Context, router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
+func NewClashServer(router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
 	if clashServerConstructor == nil {
 		return nil, os.ErrInvalid
 	}
-	return clashServerConstructor(ctx, router, logFactory, options)
+	return clashServerConstructor(router, logFactory, options)
 }

experimental/clashapi/api_meta.go

@@ -1,78 +0,0 @@
-package clashapi
-
-import (
-	"bytes"
-	"net/http"
-	"time"
-
-	"github.com/sagernet/sing-box/common/json"
-	"github.com/sagernet/sing-box/experimental/clashapi/trafficontrol"
-	"github.com/sagernet/websocket"
-
-	"github.com/go-chi/chi/v5"
-	"github.com/go-chi/render"
-)
-
-// API created by Clash.Meta
-
-func (s *Server) setupMetaAPI(r chi.Router) {
-	r.Get("/memory", memory(s.trafficManager))
-	r.Mount("/group", groupRouter(s))
-}
-
-type Memory struct {
-	Inuse   uint64 `json:"inuse"`
-	OSLimit uint64 `json:"oslimit"` // maybe we need it in the future
-}
-
-func memory(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
-	return func(w http.ResponseWriter, r *http.Request) {
-		var wsConn *websocket.Conn
-		if websocket.IsWebSocketUpgrade(r) {
-			var err error
-			wsConn, err = upgrader.Upgrade(w, r, nil)
-			if err != nil {
-				return
-			}
-		}
-
-		if wsConn == nil {
-			w.Header().Set("Content-Type", "application/json")
-			render.Status(r, http.StatusOK)
-		}
-
-		tick := time.NewTicker(time.Second)
-		defer tick.Stop()
-		buf := &bytes.Buffer{}
-		var err error
-		first := true
-		for range tick.C {
-			buf.Reset()
-
-			inuse := trafficManager.Snapshot().Memory
-
-			// make chat.js begin with zero
-			// this is shit var,but we need output 0 for first time
-			if first {
-				first = false
-				inuse = 0
-			}
-			if err := json.NewEncoder(buf).Encode(Memory{
-				Inuse:   inuse,
-				OSLimit: 0,
-			}); err != nil {
-				break
-			}
-			if wsConn == nil {
-				_, err = w.Write(buf.Bytes())
-				w.(http.Flusher).Flush()
-			} else {
-				err = wsConn.WriteMessage(websocket.TextMessage, buf.Bytes())
-			}
-
-			if err != nil {
-				break
-			}
-		}
-	}
-}

experimental/clashapi/api_meta_group.go

@@ -1,136 +0,0 @@
-package clashapi
-
-import (
-	"context"
-	"net/http"
-	"strconv"
-	"strings"
-	"sync"
-	"time"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/badjson"
-	"github.com/sagernet/sing-box/common/urltest"
-	"github.com/sagernet/sing-box/outbound"
-	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/batch"
-
-	"github.com/go-chi/chi/v5"
-	"github.com/go-chi/render"
-)
-
-func groupRouter(server *Server) http.Handler {
-	r := chi.NewRouter()
-	r.Get("/", getGroups(server))
-	r.Route("/{name}", func(r chi.Router) {
-		r.Use(parseProxyName, findProxyByName(server.router))
-		r.Get("/", getGroup(server))
-		r.Get("/delay", getGroupDelay(server))
-	})
-	return r
-}
-
-func getGroups(server *Server) func(w http.ResponseWriter, r *http.Request) {
-	return func(w http.ResponseWriter, r *http.Request) {
-		groups := common.Map(common.Filter(server.router.Outbounds(), func(it adapter.Outbound) bool {
-			_, isGroup := it.(adapter.OutboundGroup)
-			return isGroup
-		}), func(it adapter.Outbound) *badjson.JSONObject {
-			return proxyInfo(server, it)
-		})
-		render.JSON(w, r, render.M{
-			"proxies": groups,
-		})
-	}
-}
-
-func getGroup(server *Server) func(w http.ResponseWriter, r *http.Request) {
-	return func(w http.ResponseWriter, r *http.Request) {
-		proxy := r.Context().Value(CtxKeyProxy).(adapter.Outbound)
-		if _, ok := proxy.(adapter.OutboundGroup); ok {
-			render.JSON(w, r, proxyInfo(server, proxy))
-			return
-		}
-		render.Status(r, http.StatusNotFound)
-		render.JSON(w, r, ErrNotFound)
-	}
-}
-
-func getGroupDelay(server *Server) func(w http.ResponseWriter, r *http.Request) {
-	return func(w http.ResponseWriter, r *http.Request) {
-		proxy := r.Context().Value(CtxKeyProxy).(adapter.Outbound)
-		group, ok := proxy.(adapter.OutboundGroup)
-		if !ok {
-			render.Status(r, http.StatusNotFound)
-			render.JSON(w, r, ErrNotFound)
-			return
-		}
-
-		query := r.URL.Query()
-		url := query.Get("url")
-		if strings.HasPrefix(url, "http://") {
-			url = ""
-		}
-		timeout, err := strconv.ParseInt(query.Get("timeout"), 10, 32)
-		if err != nil {
-			render.Status(r, http.StatusBadRequest)
-			render.JSON(w, r, ErrBadRequest)
-			return
-		}
-
-		ctx, cancel := context.WithTimeout(r.Context(), time.Millisecond*time.Duration(timeout))
-		defer cancel()
-
-		var result map[string]uint16
-		if urlTestGroup, isURLTestGroup := group.(adapter.URLTestGroup); isURLTestGroup {
-			result, err = urlTestGroup.URLTest(ctx, url)
-		} else {
-			outbounds := common.FilterNotNil(common.Map(group.All(), func(it string) adapter.Outbound {
-				itOutbound, _ := server.router.Outbound(it)
-				return itOutbound
-			}))
-			b, _ := batch.New(ctx, batch.WithConcurrencyNum[any](10))
-			checked := make(map[string]bool)
-			result = make(map[string]uint16)
-			var resultAccess sync.Mutex
-			for _, detour := range outbounds {
-				tag := detour.Tag()
-				realTag := outbound.RealTag(detour)
-				if checked[realTag] {
-					continue
-				}
-				checked[realTag] = true
-				p, loaded := server.router.Outbound(realTag)
-				if !loaded {
-					continue
-				}
-				b.Go(realTag, func() (any, error) {
-					t, err := urltest.URLTest(ctx, url, p)
-					if err != nil {
-						server.logger.Debug("outbound ", tag, " unavailable: ", err)
-						server.urlTestHistory.DeleteURLTestHistory(realTag)
-					} else {
-						server.logger.Debug("outbound ", tag, " available: ", t, "ms")
-						server.urlTestHistory.StoreURLTestHistory(realTag, &urltest.History{
-							Time:  time.Now(),
-							Delay: t,
-						})
-						resultAccess.Lock()
-						result[tag] = t
-						resultAccess.Unlock()
-					}
-					return nil, nil
-				})
-			}
-			b.Wait()
-		}
-
-		if err != nil {
-			render.Status(r, http.StatusGatewayTimeout)
-			render.JSON(w, r, newError(err.Error()))
-			return
-		}
-
-		render.JSON(w, r, result)
-	}
-}

experimental/clashapi/cachefile/cache.go

@@ -14,11 +14,10 @@ var bucketSelected = []byte("selected")
 var _ adapter.ClashCacheFile = (*CacheFile)(nil)
 
 type CacheFile struct {
-	DB      *bbolt.DB
-	cacheID []byte
+	DB *bbolt.DB
 }
 
-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)
@@ -32,39 +31,13 @@ func Open(path string, cacheID string) (*CacheFile, error) {
 	if err != nil {
 		return nil, err
 	}
-	var cacheIDBytes []byte
-	if cacheID != "" {
-		cacheIDBytes = append([]byte{0}, []byte(cacheID)...)
-	}
-	return &CacheFile{db, cacheIDBytes}, 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)
+	return &CacheFile{db}, nil
 }
 
 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
 		}
@@ -79,7 +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/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

@@ -6,7 +6,6 @@ import (
 	"net/http"
 	"sort"
 	"strconv"
-	"strings"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -134,7 +133,7 @@ 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
 		})
 
@@ -215,9 +214,6 @@ func getProxyDelay(server *Server) func(w http.ResponseWriter, r *http.Request)
 	return func(w http.ResponseWriter, r *http.Request) {
 		query := r.URL.Query()
 		url := query.Get("url")
-		if strings.HasPrefix(url, "http://") {
-			url = ""
-		}
 		timeout, err := strconv.ParseInt(query.Get("timeout"), 10, 16)
 		if err != nil {
 			render.Status(r, http.StatusBadRequest)

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/filemanager"
 	"github.com/sagernet/websocket"
 
 	"github.com/go-chi/chi/v5"
@@ -38,7 +37,6 @@ func init() {
 var _ adapter.ClashServer = (*Server)(nil)
 
 type Server struct {
-	ctx            context.Context
 	router         adapter.Router
 	logger         log.Logger
 	httpServer     *http.Server
@@ -48,7 +46,6 @@ type Server struct {
 	storeSelected  bool
 	storeFakeIP    bool
 	cacheFilePath  string
-	cacheID        string
 	cacheFile      adapter.ClashCacheFile
 
 	externalUI               string
@@ -56,11 +53,10 @@ type Server struct {
 	externalUIDownloadDetour string
 }
 
-func NewServer(ctx context.Context, router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
+func NewServer(router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
 	trafficManager := trafficontrol.NewManager()
 	chiRouter := chi.NewRouter()
 	server := &Server{
-		ctx:    ctx,
 		router: router,
 		logger: logFactory.NewLogger("clash-api"),
 		httpServer: &http.Server{
@@ -86,10 +82,9 @@ func NewServer(ctx context.Context, router adapter.Router, logFactory log.Observ
 		if foundPath, loaded := C.FindPath(cachePath); loaded {
 			cachePath = foundPath
 		} else {
-			cachePath = filemanager.BasePath(ctx, cachePath)
+			cachePath = C.BasePath(cachePath)
 		}
 		server.cacheFilePath = cachePath
-		server.cacheID = options.CacheID
 	}
 	cors := cors.New(cors.Options{
 		AllowedOrigins: []string{"*"},
@@ -107,18 +102,16 @@ 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())
 		r.Mount("/profile", profileRouter())
 		r.Mount("/cache", cacheRouter(router))
 		r.Mount("/dns", dnsRouter(router))
-
-		server.setupMetaAPI(r)
 	})
 	if options.ExternalUI != "" {
-		server.externalUI = filemanager.BasePath(ctx, os.ExpandEnv(options.ExternalUI))
+		server.externalUI = C.BasePath(os.ExpandEnv(options.ExternalUI))
 		chiRouter.Group(func(r chi.Router) {
 			fs := http.StripPrefix("/ui", http.FileServer(http.Dir(server.externalUI)))
 			r.Get("/ui", http.RedirectHandler("/ui/", http.StatusTemporaryRedirect).ServeHTTP)
@@ -132,7 +125,7 @@ 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")
 		}
@@ -413,5 +406,5 @@ func getLogs(logFactory log.ObservableFactory) func(w http.ResponseWriter, r *ht
 }
 
 func version(w http.ResponseWriter, r *http.Request) {
-	render.JSON(w, r, render.M{"version": "sing-box " + C.Version, "premium": true, "meta": true})
+	render.JSON(w, r, render.M{"version": "sing-box " + C.Version, "premium": true})
 }

experimental/clashapi/server_resources.go

@@ -12,11 +12,11 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common"
 	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/service/filemanager"
 )
 
 func (s *Server) checkAndDownloadExternalUI() {
@@ -40,7 +40,7 @@ func (s *Server) downloadExternalUI() error {
 	if s.externalUIDownloadURL != "" {
 		downloadURL = s.externalUIDownloadURL
 	} else {
-		downloadURL = "https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip"
+		downloadURL = "https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip"
 	}
 	s.logger.Info("downloading external ui")
 	var detour adapter.Outbound
@@ -79,7 +79,7 @@ func (s *Server) downloadExternalUI() error {
 }
 
 func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
-	tempFile, err := filemanager.CreateTemp(s.ctx, name)
+	tempFile, err := C.CreateTemp(name)
 	if err != nil {
 		return err
 	}
@@ -112,7 +112,7 @@ func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
 			return err
 		}
 		savePath := filepath.Join(saveDirectory, pathElements[len(pathElements)-1])
-		err = downloadZIPEntry(s.ctx, file, savePath)
+		err = downloadZIPEntry(file, savePath)
 		if err != nil {
 			return err
 		}
@@ -120,8 +120,8 @@ func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
 	return nil
 }
 
-func downloadZIPEntry(ctx context.Context, zipFile *zip.File, savePath string) error {
-	saveFile, err := filemanager.Create(ctx, savePath)
+func downloadZIPEntry(zipFile *zip.File, savePath string) error {
+	saveFile, err := os.Create(savePath)
 	if err != nil {
 		return err
 	}

experimental/clashapi/trafficontrol/manager.go

@@ -1,7 +1,6 @@
 package trafficontrol
 
 import (
-	"runtime"
 	"time"
 
 	"github.com/sagernet/sing-box/experimental/clashapi/compatible"
@@ -19,15 +18,12 @@ type Manager struct {
 	connections compatible.Map[string, tracker]
 	ticker      *time.Ticker
 	done        chan struct{}
-	// process     *process.Process
-	memory uint64
 }
 
 func NewManager() *Manager {
 	manager := &Manager{
 		ticker: time.NewTicker(time.Second),
 		done:   make(chan struct{}),
-		// process: &process.Process{Pid: int32(os.Getpid())},
 	}
 	go manager.handle()
 	return manager
@@ -62,18 +58,10 @@ func (m *Manager) Snapshot() *Snapshot {
 		return true
 	})
 
-	//if memoryInfo, err := m.process.MemoryInfo(); err == nil {
-	//	m.memory = memoryInfo.RSS
-	//} else {
-	var memStats runtime.MemStats
-	runtime.ReadMemStats(&memStats)
-	m.memory = memStats.StackInuse + memStats.HeapInuse + memStats.HeapIdle - memStats.HeapReleased
-
 	return &Snapshot{
 		UploadTotal:   m.uploadTotal.Load(),
 		DownloadTotal: m.downloadTotal.Load(),
 		Connections:   connections,
-		Memory:        m.memory,
 	}
 }
 
@@ -112,5 +100,4 @@ type Snapshot struct {
 	DownloadTotal int64     `json:"downloadTotal"`
 	UploadTotal   int64     `json:"uploadTotal"`
 	Connections   []tracker `json:"connections"`
-	Memory        uint64    `json:"memory"`
 }

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_log.go

@@ -63,7 +63,7 @@ func (s *CommandServer) handleLogConn(conn net.Conn) error {
 	for {
 		select {
 		case <-ctx.Done():
-			return ctx.Err()
+			return nil
 		case message := <-subscription:
 			err = writeLog(conn, []byte(message))
 			if err != nil {

experimental/libbox/command_server.go

@@ -9,7 +9,6 @@ import (
 
 	"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"
@@ -72,9 +71,7 @@ func (s *CommandServer) loopConnection(listener net.Listener) {
 		go func() {
 			hErr := s.handleConnection(conn)
 			if hErr != nil && !E.IsClosed(err) {
-				if debug.Enabled {
-					log.Warn("log-server: process connection: ", hErr)
-				}
+				log.Warn("log-server: process connection: ", hErr)
 			}
 		}()
 	}

experimental/libbox/command_status.go

@@ -42,7 +42,7 @@ func (s *CommandServer) handleStatusConn(conn net.Conn) error {
 		}
 		select {
 		case <-ctx.Done():
-			return ctx.Err()
+			return nil
 		case <-ticker.C:
 		}
 	}

experimental/libbox/dns.go

@@ -1,162 +0,0 @@
-package libbox
-
-import (
-	"context"
-	"net/netip"
-	"strings"
-	"syscall"
-
-	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
-	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/task"
-
-	mDNS "github.com/miekg/dns"
-)
-
-type LocalDNSTransport interface {
-	Raw() bool
-	Lookup(ctx *ExchangeContext, network string, domain string) error
-	Exchange(ctx *ExchangeContext, message []byte) error
-}
-
-func RegisterLocalDNSTransport(transport LocalDNSTransport) {
-	if transport == nil {
-		dns.RegisterTransport([]string{"local"}, dns.CreateLocalTransport)
-	} else {
-		dns.RegisterTransport([]string{"local"}, func(name string, ctx context.Context, logger logger.ContextLogger, dialer N.Dialer, link string) (dns.Transport, error) {
-			return &platformLocalDNSTransport{
-				iif: transport,
-			}, nil
-		})
-	}
-}
-
-var _ dns.Transport = (*platformLocalDNSTransport)(nil)
-
-type platformLocalDNSTransport struct {
-	iif LocalDNSTransport
-}
-
-func (p *platformLocalDNSTransport) Name() string {
-	return "local"
-}
-
-func (p *platformLocalDNSTransport) Start() error {
-	return nil
-}
-
-func (p *platformLocalDNSTransport) Close() error {
-	return nil
-}
-
-func (p *platformLocalDNSTransport) Raw() bool {
-	return p.iif.Raw()
-}
-
-func (p *platformLocalDNSTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
-	messageBytes, err := message.Pack()
-	if err != nil {
-		return nil, err
-	}
-	response := &ExchangeContext{
-		context: ctx,
-	}
-	var responseMessage *mDNS.Msg
-	return responseMessage, task.Run(ctx, func() error {
-		err = p.iif.Exchange(response, messageBytes)
-		if err != nil {
-			return err
-		}
-		if response.error != nil {
-			return response.error
-		}
-		responseMessage = &response.message
-		return nil
-	})
-}
-
-func (p *platformLocalDNSTransport) Lookup(ctx context.Context, domain string, strategy dns.DomainStrategy) ([]netip.Addr, error) {
-	var network string
-	switch strategy {
-	case dns.DomainStrategyUseIPv4:
-		network = "ip4"
-	case dns.DomainStrategyPreferIPv6:
-		network = "ip6"
-	default:
-		network = "ip"
-	}
-	response := &ExchangeContext{
-		context: ctx,
-	}
-	var responseAddr []netip.Addr
-	return responseAddr, task.Run(ctx, func() error {
-		err := p.iif.Lookup(response, network, domain)
-		if err != nil {
-			return err
-		}
-		if response.error != nil {
-			return response.error
-		}
-		switch strategy {
-		case dns.DomainStrategyUseIPv4:
-			responseAddr = common.Filter(response.addresses, func(it netip.Addr) bool {
-				return it.Is4()
-			})
-		case dns.DomainStrategyPreferIPv6:
-			responseAddr = common.Filter(response.addresses, func(it netip.Addr) bool {
-				return it.Is6()
-			})
-		default:
-			responseAddr = response.addresses
-		}
-		/*if len(responseAddr) == 0 {
-			response.error = dns.RCodeSuccess
-		}*/
-		return nil
-	})
-}
-
-type Func interface {
-	Invoke() error
-}
-
-type ExchangeContext struct {
-	context   context.Context
-	message   mDNS.Msg
-	addresses []netip.Addr
-	error     error
-}
-
-func (c *ExchangeContext) OnCancel(callback Func) {
-	go func() {
-		<-c.context.Done()
-		callback.Invoke()
-	}()
-}
-
-func (c *ExchangeContext) Success(result string) {
-	c.addresses = common.Map(common.Filter(strings.Split(result, "\n"), func(it string) bool {
-		return !common.IsEmpty(it)
-	}), func(it string) netip.Addr {
-		return M.ParseSocksaddrHostPort(it, 0).Unwrap().Addr
-	})
-}
-
-func (c *ExchangeContext) RawSuccess(result []byte) {
-	err := c.message.Unpack(result)
-	if err != nil {
-		c.error = E.Cause(err, "parse response")
-	}
-}
-
-func (c *ExchangeContext) ErrorCode(code int32) {
-	c.error = dns.RCodeError(code)
-}
-
-func (c *ExchangeContext) ErrnoCode(code int32) {
-	c.error = syscall.Errno(code)
-}

experimental/libbox/iterator.go

@@ -29,19 +29,3 @@ func (i *iterator[T]) Next() T {
 func (i *iterator[T]) HasNext() bool {
 	return len(i.values) > 0
 }
-
-type abstractIterator[T any] interface {
-	Next() T
-	HasNext() bool
-}
-
-func iteratorToArray[T any](iterator abstractIterator[T]) []T {
-	if iterator == nil {
-		return nil
-	}
-	var values []T
-	for iterator.HasNext() {
-		values = append(values, iterator.Next())
-	}
-	return values
-}

experimental/libbox/log.go

@@ -27,27 +27,3 @@ func RedirectStderr(path string) error {
 	stderrFile = outputFile
 	return nil
 }
-
-func RedirectStderrAsUser(path string, uid, gid int) error {
-	if stats, err := os.Stat(path); err == nil && stats.Size() > 0 {
-		_ = os.Rename(path, path+".old")
-	}
-	outputFile, err := os.Create(path)
-	if err != nil {
-		return err
-	}
-	err = outputFile.Chown(uid, gid)
-	if err != nil {
-		outputFile.Close()
-		os.Remove(outputFile.Name())
-		return err
-	}
-	err = unix.Dup2(int(outputFile.Fd()), int(os.Stderr.Fd()))
-	if err != nil {
-		outputFile.Close()
-		os.Remove(outputFile.Name())
-		return err
-	}
-	stderrFile = outputFile
-	return nil
-}

experimental/libbox/monitor.go

@@ -1,183 +0,0 @@
-package libbox
-
-import (
-	"context"
-	"net"
-	"net/netip"
-	"sync"
-
-	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-	M "github.com/sagernet/sing/common/metadata"
-	"github.com/sagernet/sing/common/x/list"
-)
-
-var (
-	_ tun.DefaultInterfaceMonitor = (*platformDefaultInterfaceMonitor)(nil)
-	_ InterfaceUpdateListener     = (*platformDefaultInterfaceMonitor)(nil)
-)
-
-type platformDefaultInterfaceMonitor struct {
-	*platformInterfaceWrapper
-	errorHandler          E.Handler
-	networkAddresses      []networkAddress
-	defaultInterfaceName  string
-	defaultInterfaceIndex int
-	element               *list.Element[tun.NetworkUpdateCallback]
-	access                sync.Mutex
-	callbacks             list.List[tun.DefaultInterfaceUpdateCallback]
-}
-
-type networkAddress struct {
-	interfaceName  string
-	interfaceIndex int
-	addresses      []netip.Prefix
-}
-
-func (m *platformDefaultInterfaceMonitor) Start() error {
-	return m.iif.StartDefaultInterfaceMonitor(m)
-}
-
-func (m *platformDefaultInterfaceMonitor) Close() error {
-	return m.iif.CloseDefaultInterfaceMonitor(m)
-}
-
-func (m *platformDefaultInterfaceMonitor) DefaultInterfaceName(destination netip.Addr) string {
-	for _, address := range m.networkAddresses {
-		for _, prefix := range address.addresses {
-			if prefix.Contains(destination) {
-				return address.interfaceName
-			}
-		}
-	}
-	return m.defaultInterfaceName
-}
-
-func (m *platformDefaultInterfaceMonitor) DefaultInterfaceIndex(destination netip.Addr) int {
-	for _, address := range m.networkAddresses {
-		for _, prefix := range address.addresses {
-			if prefix.Contains(destination) {
-				return address.interfaceIndex
-			}
-		}
-	}
-	return m.defaultInterfaceIndex
-}
-
-func (m *platformDefaultInterfaceMonitor) OverrideAndroidVPN() bool {
-	return false
-}
-
-func (m *platformDefaultInterfaceMonitor) AndroidVPNEnabled() bool {
-	return false
-}
-
-func (m *platformDefaultInterfaceMonitor) RegisterCallback(callback tun.DefaultInterfaceUpdateCallback) *list.Element[tun.DefaultInterfaceUpdateCallback] {
-	m.access.Lock()
-	defer m.access.Unlock()
-	return m.callbacks.PushBack(callback)
-}
-
-func (m *platformDefaultInterfaceMonitor) UnregisterCallback(element *list.Element[tun.DefaultInterfaceUpdateCallback]) {
-	m.access.Lock()
-	defer m.access.Unlock()
-	m.callbacks.Remove(element)
-}
-
-func (m *platformDefaultInterfaceMonitor) UpdateDefaultInterface(interfaceName string, interfaceIndex32 int32) {
-	var err error
-	if m.iif.UsePlatformInterfaceGetter() {
-		err = m.updateInterfacesPlatform()
-	} else {
-		err = m.updateInterfaces()
-	}
-	if err == nil {
-		err = m.router.UpdateInterfaces()
-	}
-	if err != nil {
-		m.errorHandler.NewError(context.Background(), E.Cause(err, "update interfaces"))
-	}
-	interfaceIndex := int(interfaceIndex32)
-	if interfaceName == "" {
-		for _, netIf := range m.networkAddresses {
-			if netIf.interfaceIndex == interfaceIndex {
-				interfaceName = netIf.interfaceName
-				break
-			}
-		}
-	} else if interfaceIndex == -1 {
-		for _, netIf := range m.networkAddresses {
-			if netIf.interfaceName == interfaceName {
-				interfaceIndex = netIf.interfaceIndex
-				break
-			}
-		}
-	}
-	if interfaceName == "" {
-		m.errorHandler.NewError(context.Background(), E.New("invalid interface name for ", interfaceIndex))
-		return
-	} else if interfaceIndex == -1 {
-		m.errorHandler.NewError(context.Background(), E.New("invalid interface index for ", interfaceName))
-		return
-	}
-	if m.defaultInterfaceName == interfaceName && m.defaultInterfaceIndex == interfaceIndex {
-		return
-	}
-	m.defaultInterfaceName = interfaceName
-	m.defaultInterfaceIndex = interfaceIndex
-	m.access.Lock()
-	callbacks := m.callbacks.Array()
-	m.access.Unlock()
-	for _, callback := range callbacks {
-		err = callback(tun.EventInterfaceUpdate)
-		if err != nil {
-			m.errorHandler.NewError(context.Background(), err)
-		}
-	}
-}
-
-func (m *platformDefaultInterfaceMonitor) updateInterfaces() error {
-	interfaces, err := net.Interfaces()
-	if err != nil {
-		return err
-	}
-	var addresses []networkAddress
-	for _, iif := range interfaces {
-		var netAddresses []net.Addr
-		netAddresses, err = iif.Addrs()
-		if err != nil {
-			return err
-		}
-		var address networkAddress
-		address.interfaceName = iif.Name
-		address.interfaceIndex = iif.Index
-		address.addresses = common.Map(common.FilterIsInstance(netAddresses, func(it net.Addr) (*net.IPNet, bool) {
-			value, loaded := it.(*net.IPNet)
-			return value, loaded
-		}), func(it *net.IPNet) netip.Prefix {
-			bits, _ := it.Mask.Size()
-			return netip.PrefixFrom(M.AddrFromIP(it.IP), bits)
-		})
-		addresses = append(addresses, address)
-	}
-	m.networkAddresses = addresses
-	return nil
-}
-
-func (m *platformDefaultInterfaceMonitor) updateInterfacesPlatform() error {
-	interfaces, err := m.Interfaces()
-	if err != nil {
-		return err
-	}
-	var addresses []networkAddress
-	for _, iif := range interfaces {
-		var address networkAddress
-		address.interfaceName = iif.Name
-		address.interfaceIndex = iif.Index
-		// address.addresses = common.Map(iif.Addresses, netip.MustParsePrefix)
-		addresses = append(addresses, address)
-	}
-	m.networkAddresses = addresses
-	return nil
-}

experimental/libbox/platform.go

@@ -1,11 +1,8 @@
 package libbox
 
-import (
-	"github.com/sagernet/sing-box/option"
-)
+import "github.com/sagernet/sing-box/option"
 
 type PlatformInterface interface {
-	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl(fd int32) error
 	OpenTun(options TunOptions) (int32, error)
 	WriteLog(message string)
@@ -13,12 +10,6 @@ type PlatformInterface interface {
 	FindConnectionOwner(ipProtocol int32, sourceAddress string, sourcePort int32, destinationAddress string, destinationPort int32) (int32, error)
 	PackageNameByUid(uid int32) (string, error)
 	UIDByPackageName(packageName string) (int32, error)
-	UsePlatformDefaultInterfaceMonitor() bool
-	StartDefaultInterfaceMonitor(listener InterfaceUpdateListener) error
-	CloseDefaultInterfaceMonitor(listener InterfaceUpdateListener) error
-	UsePlatformInterfaceGetter() bool
-	GetInterfaces() (NetworkInterfaceIterator, error)
-	UnderNetworkExtension() bool
 }
 
 type TunInterface interface {
@@ -26,19 +17,8 @@ type TunInterface interface {
 	Close() error
 }
 
-type InterfaceUpdateListener interface {
-	UpdateDefaultInterface(interfaceName string, interfaceIndex int32)
-}
-
-type NetworkInterface struct {
-	Index     int32
-	MTU       int32
-	Name      string
-	Addresses StringIterator
-}
-
-type NetworkInterfaceIterator interface {
-	Next() *NetworkInterface
+type OnDemandRuleIterator interface {
+	Next() OnDemandRule
 	HasNext() bool
 }
 
@@ -51,11 +31,6 @@ type OnDemandRule interface {
 	ProbeURL() string
 }
 
-type OnDemandRuleIterator interface {
-	Next() OnDemandRule
-	HasNext() bool
-}
-
 type onDemandRule struct {
 	option.OnDemandRule
 }

experimental/libbox/platform/interface.go

@@ -1,35 +1,17 @@
 package platform
 
 import (
-	"context"
 	"io"
-	"net/netip"
 
-	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-tun"
 	"github.com/sagernet/sing/common/control"
-	E "github.com/sagernet/sing/common/exceptions"
 )
 
 type Interface interface {
-	Initialize(ctx context.Context, router adapter.Router) error
-	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl() control.Func
-	OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
-	UsePlatformDefaultInterfaceMonitor() bool
-	CreateDefaultInterfaceMonitor(errorHandler E.Handler) tun.DefaultInterfaceMonitor
-	UsePlatformInterfaceGetter() bool
-	Interfaces() ([]NetworkInterface, error)
-	UnderNetworkExtension() bool
+	OpenTun(options tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
 	process.Searcher
 	io.Writer
 }
-
-type NetworkInterface struct {
-	Index     int
-	MTU       int
-	Name      string
-	Addresses []netip.Prefix
-}

experimental/libbox/service.go

@@ -6,17 +6,14 @@ import (
 	"syscall"
 
 	"github.com/sagernet/sing-box"
-	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/experimental/libbox/internal/procfs"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/service/filemanager"
 )
 
 type BoxService struct {
@@ -31,11 +28,10 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 		return nil, err
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	ctx = filemanager.WithDefault(ctx, sBasePath, sTempPath, sUserID, sGroupID)
 	instance, err := box.New(box.Options{
 		Context:           ctx,
 		Options:           options,
-		PlatformInterface: &platformInterfaceWrapper{iif: platformInterface, useProcFS: platformInterface.UseProcFS()},
+		PlatformInterface: &platformInterfaceWrapper{platformInterface, platformInterface.UseProcFS()},
 	})
 	if err != nil {
 		cancel()
@@ -62,16 +58,6 @@ var _ platform.Interface = (*platformInterfaceWrapper)(nil)
 type platformInterfaceWrapper struct {
 	iif       PlatformInterface
 	useProcFS bool
-	router    adapter.Router
-}
-
-func (w *platformInterfaceWrapper) Initialize(ctx context.Context, router adapter.Router) error {
-	w.router = router
-	return nil
-}
-
-func (w *platformInterfaceWrapper) UsePlatformAutoDetectInterfaceControl() bool {
-	return w.iif.UsePlatformAutoDetectInterfaceControl()
 }
 
 func (w *platformInterfaceWrapper) AutoDetectInterfaceControl() control.Func {
@@ -82,7 +68,7 @@ func (w *platformInterfaceWrapper) AutoDetectInterfaceControl() control.Func {
 	}
 }
 
-func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error) {
+func (w *platformInterfaceWrapper) OpenTun(options tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error) {
 	if len(options.IncludeUID) > 0 || len(options.ExcludeUID) > 0 {
 		return nil, E.New("android: unsupported uid options")
 	}
@@ -93,16 +79,12 @@ func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions
 	if err != nil {
 		return nil, err
 	}
-	options.Name, err = getTunnelName(tunFd)
-	if err != nil {
-		return nil, E.Cause(err, "query tun name")
-	}
 	dupFd, err := dup(int(tunFd))
 	if err != nil {
 		return nil, E.Cause(err, "dup tun file descriptor")
 	}
 	options.FileDescriptor = dupFd
-	return tun.New(*options)
+	return tun.New(options)
 }
 
 func (w *platformInterfaceWrapper) Write(p []byte) (n int, err error) {
@@ -136,40 +118,3 @@ func (w *platformInterfaceWrapper) FindProcessInfo(ctx context.Context, network
 	packageName, _ := w.iif.PackageNameByUid(uid)
 	return &process.Info{UserId: uid, PackageName: packageName}, nil
 }
-
-func (w *platformInterfaceWrapper) UsePlatformDefaultInterfaceMonitor() bool {
-	return w.iif.UsePlatformDefaultInterfaceMonitor()
-}
-
-func (w *platformInterfaceWrapper) CreateDefaultInterfaceMonitor(errorHandler E.Handler) tun.DefaultInterfaceMonitor {
-	return &platformDefaultInterfaceMonitor{
-		platformInterfaceWrapper: w,
-		errorHandler:             errorHandler,
-		defaultInterfaceIndex:    -1,
-	}
-}
-
-func (w *platformInterfaceWrapper) UsePlatformInterfaceGetter() bool {
-	return w.iif.UsePlatformInterfaceGetter()
-}
-
-func (w *platformInterfaceWrapper) Interfaces() ([]platform.NetworkInterface, error) {
-	interfaceIterator, err := w.iif.GetInterfaces()
-	if err != nil {
-		return nil, err
-	}
-	var interfaces []platform.NetworkInterface
-	for _, netInterface := range iteratorToArray[*NetworkInterface](interfaceIterator) {
-		interfaces = append(interfaces, platform.NetworkInterface{
-			Index:     int(netInterface.Index),
-			MTU:       int(netInterface.MTU),
-			Name:      netInterface.Name,
-			Addresses: common.Map(iteratorToArray[string](netInterface.Addresses), netip.MustParsePrefix),
-		})
-	}
-	return interfaces, nil
-}
-
-func (w *platformInterfaceWrapper) UnderNetworkExtension() bool {
-	return w.iif.UnderNetworkExtension()
-}

experimental/libbox/setup.go

@@ -1,31 +1,17 @@
 package libbox
 
 import (
-	"os"
-
 	C "github.com/sagernet/sing-box/constant"
 
 	"github.com/dustin/go-humanize"
 )
 
-var (
-	sBasePath string
-	sTempPath string
-	sUserID   int
-	sGroupID  int
-)
+func SetBasePath(path string) {
+	C.SetBasePath(path)
+}
 
-func Setup(basePath string, tempPath string, userID int, groupID int) {
-	sBasePath = basePath
-	sTempPath = tempPath
-	sUserID = userID
-	sGroupID = groupID
-	if sUserID == -1 {
-		sUserID = os.Getuid()
-	}
-	if sGroupID == -1 {
-		sGroupID = os.Getgid()
-	}
+func SetTempPath(path string) {
+	C.SetTempPath(path)
 }
 
 func Version() string {

experimental/libbox/tun.go

@@ -59,7 +59,7 @@ func mapRoutePrefix(prefixes []netip.Prefix) RoutePrefixIterator {
 var _ TunOptions = (*tunOptions)(nil)
 
 type tunOptions struct {
-	*tun.Options
+	tun.Options
 	option.TunPlatformOptions
 }
 

experimental/libbox/tun_name_darwin.go

@@ -1,11 +0,0 @@
-package libbox
-
-import "golang.org/x/sys/unix"
-
-func getTunnelName(fd int32) (string, error) {
-	return unix.GetsockoptString(
-		int(fd),
-		2, /* #define SYSPROTO_CONTROL 2 */
-		2, /* #define UTUN_OPT_IFNAME 2 */
-	)
-}

experimental/libbox/tun_name_linux.go

@@ -1,26 +0,0 @@
-package libbox
-
-import (
-	"fmt"
-	"syscall"
-	"unsafe"
-
-	"golang.org/x/sys/unix"
-)
-
-const ifReqSize = unix.IFNAMSIZ + 64
-
-func getTunnelName(fd int32) (string, error) {
-	var ifr [ifReqSize]byte
-	var errno syscall.Errno
-	_, _, errno = unix.Syscall(
-		unix.SYS_IOCTL,
-		uintptr(fd),
-		uintptr(unix.TUNGETIFF),
-		uintptr(unsafe.Pointer(&ifr[0])),
-	)
-	if errno != 0 {
-		return "", fmt.Errorf("failed to get name of TUN device: %w", errno)
-	}
-	return unix.ByteSliceToString(ifr[:]), nil
-}

experimental/libbox/tun_name_other.go

@@ -1,9 +0,0 @@
-//go:build !(darwin || linux)
-
-package libbox
-
-import "os"
-
-func getTunnelName(fd int32) (string, error) {
-	return "", os.ErrInvalid
-}

experimental/trackerconn/conn.go

@@ -0,0 +1,108 @@
+package trackerconn
+
+import (
+	"net"
+
+	"github.com/sagernet/sing/common/atomic"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func New(conn net.Conn, readCounter []*atomic.Int64, writeCounter []*atomic.Int64) *Conn {
+	return &Conn{bufio.NewExtendedConn(conn), readCounter, writeCounter}
+}
+
+func NewHook(conn net.Conn, readCounter func(n int64), writeCounter func(n int64)) *HookConn {
+	return &HookConn{bufio.NewExtendedConn(conn), readCounter, writeCounter}
+}
+
+type Conn struct {
+	N.ExtendedConn
+	readCounter  []*atomic.Int64
+	writeCounter []*atomic.Int64
+}
+
+func (c *Conn) Read(p []byte) (n int, err error) {
+	n, err = c.ExtendedConn.Read(p)
+	for _, counter := range c.readCounter {
+		counter.Add(int64(n))
+	}
+	return n, err
+}
+
+func (c *Conn) ReadBuffer(buffer *buf.Buffer) error {
+	err := c.ExtendedConn.ReadBuffer(buffer)
+	if err != nil {
+		return err
+	}
+	for _, counter := range c.readCounter {
+		counter.Add(int64(buffer.Len()))
+	}
+	return nil
+}
+
+func (c *Conn) Write(p []byte) (n int, err error) {
+	n, err = c.ExtendedConn.Write(p)
+	for _, counter := range c.writeCounter {
+		counter.Add(int64(n))
+	}
+	return n, err
+}
+
+func (c *Conn) WriteBuffer(buffer *buf.Buffer) error {
+	dataLen := int64(buffer.Len())
+	err := c.ExtendedConn.WriteBuffer(buffer)
+	if err != nil {
+		return err
+	}
+	for _, counter := range c.writeCounter {
+		counter.Add(dataLen)
+	}
+	return nil
+}
+
+func (c *Conn) Upstream() any {
+	return c.ExtendedConn
+}
+
+type HookConn struct {
+	N.ExtendedConn
+	readCounter  func(n int64)
+	writeCounter func(n int64)
+}
+
+func (c *HookConn) Read(p []byte) (n int, err error) {
+	n, err = c.ExtendedConn.Read(p)
+	c.readCounter(int64(n))
+	return n, err
+}
+
+func (c *HookConn) ReadBuffer(buffer *buf.Buffer) error {
+	err := c.ExtendedConn.ReadBuffer(buffer)
+	if err != nil {
+		return err
+	}
+	c.readCounter(int64(buffer.Len()))
+	return nil
+}
+
+func (c *HookConn) Write(p []byte) (n int, err error) {
+	n, err = c.ExtendedConn.Write(p)
+	c.writeCounter(int64(n))
+	return n, err
+}
+
+func (c *HookConn) WriteBuffer(buffer *buf.Buffer) error {
+	dataLen := int64(buffer.Len())
+	err := c.ExtendedConn.WriteBuffer(buffer)
+	if err != nil {
+		return err
+	}
+	c.writeCounter(dataLen)
+	return nil
+}
+
+func (c *HookConn) Upstream() any {
+	return c.ExtendedConn
+}

experimental/trackerconn/packet_conn.go

@@ -0,0 +1,76 @@
+package trackerconn
+
+import (
+	"github.com/sagernet/sing/common/atomic"
+	"github.com/sagernet/sing/common/buf"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func NewPacket(conn N.PacketConn, readCounter []*atomic.Int64, writeCounter []*atomic.Int64) *PacketConn {
+	return &PacketConn{conn, readCounter, writeCounter}
+}
+
+func NewHookPacket(conn N.PacketConn, readCounter func(n int64), writeCounter func(n int64)) *HookPacketConn {
+	return &HookPacketConn{conn, readCounter, writeCounter}
+}
+
+type PacketConn struct {
+	N.PacketConn
+	readCounter  []*atomic.Int64
+	writeCounter []*atomic.Int64
+}
+
+func (c *PacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	destination, err = c.PacketConn.ReadPacket(buffer)
+	if err == nil {
+		for _, counter := range c.readCounter {
+			counter.Add(int64(buffer.Len()))
+		}
+	}
+	return
+}
+
+func (c *PacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	dataLen := int64(buffer.Len())
+	err := c.PacketConn.WritePacket(buffer, destination)
+	if err != nil {
+		return err
+	}
+	for _, counter := range c.writeCounter {
+		counter.Add(dataLen)
+	}
+	return nil
+}
+
+func (c *PacketConn) Upstream() any {
+	return c.PacketConn
+}
+
+type HookPacketConn struct {
+	N.PacketConn
+	readCounter  func(n int64)
+	writeCounter func(n int64)
+}
+
+func (c *HookPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	destination, err = c.PacketConn.ReadPacket(buffer)
+	if err == nil {
+		c.readCounter(int64(buffer.Len()))
+	}
+	return
+}
+
+func (c *HookPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	dataLen := int64(buffer.Len())
+	err := c.PacketConn.WritePacket(buffer, destination)
+	if err != nil {
+		return err
+	}
+	c.writeCounter(dataLen)
+	return nil
+}
+
+func (c *HookPacketConn) Upstream() any {
+	return c.PacketConn
+}

experimental/v2rayapi/stats.go

@@ -10,9 +10,9 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/experimental/trackerconn"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common/atomic"
-	"github.com/sagernet/sing/common/bufio"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
 )
@@ -83,7 +83,7 @@ func (s *StatsService) RoutedConnection(inbound string, outbound string, user st
 		writeCounter = append(writeCounter, s.loadOrCreateCounter("user>>>"+user+">>>traffic>>>downlink"))
 	}
 	s.access.Unlock()
-	return bufio.NewInt64CounterConn(conn, readCounter, writeCounter)
+	return trackerconn.New(conn, readCounter, writeCounter)
 }
 
 func (s *StatsService) RoutedPacketConnection(inbound string, outbound string, user string, conn N.PacketConn) N.PacketConn {
@@ -109,7 +109,7 @@ func (s *StatsService) RoutedPacketConnection(inbound string, outbound string, u
 		writeCounter = append(writeCounter, s.loadOrCreateCounter("user>>>"+user+">>>traffic>>>downlink"))
 	}
 	s.access.Unlock()
-	return bufio.NewInt64CounterPacketConn(conn, readCounter, writeCounter)
+	return trackerconn.NewPacket(conn, readCounter, writeCounter)
 }
 
 func (s *StatsService) GetStats(ctx context.Context, request *GetStatsRequest) (*GetStatsResponse, error) {

go.mod

@@ -4,8 +4,8 @@ go 1.18
 
 require (
 	berty.tech/go-libtor v1.0.385
-	github.com/Dreamacro/clash v1.16.0
-	github.com/caddyserver/certmagic v0.18.2
+	github.com/Dreamacro/clash v1.14.0
+	github.com/caddyserver/certmagic v0.17.2
 	github.com/cretz/bine v0.2.0
 	github.com/dustin/go-humanize v1.0.1
 	github.com/fsnotify/fsnotify v1.6.0
@@ -13,87 +13,82 @@ require (
 	github.com/go-chi/cors v1.2.1
 	github.com/go-chi/render v1.0.2
 	github.com/gofrs/uuid/v5 v5.0.0
-	github.com/insomniacslk/dhcp v0.0.0-20230612134759-b20c9ba983df
+	github.com/hashicorp/yamux v0.1.1
+	github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16
 	github.com/logrusorgru/aurora v2.0.3+incompatible
-	github.com/mholt/acmez v1.2.0
-	github.com/miekg/dns v1.1.55
-	github.com/ooni/go-libtor v1.1.8
-	github.com/oschwald/maxminddb-golang v1.11.0
+	github.com/mholt/acmez v1.1.0
+	github.com/miekg/dns v1.1.53
+	github.com/ooni/go-libtor v1.1.7
+	github.com/oschwald/maxminddb-golang v1.10.0
 	github.com/pires/go-proxyproto v0.7.0
 	github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0
-	github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035
-	github.com/sagernet/gvisor v0.0.0-20230627031050-1ab0276e0dd2
-	github.com/sagernet/quic-go v0.0.0-20230615020047-10f05c797c02
+	github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca
+	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
-	github.com/sagernet/sing v0.2.7
-	github.com/sagernet/sing-dns v0.1.6
-	github.com/sagernet/sing-mux v0.1.0
-	github.com/sagernet/sing-shadowsocks v0.2.2
-	github.com/sagernet/sing-shadowsocks2 v0.1.1
-	github.com/sagernet/sing-shadowtls v0.1.2
-	github.com/sagernet/sing-tun v0.1.8
-	github.com/sagernet/sing-vmess v0.1.6
+	github.com/sagernet/sing v0.2.3-0.20230409145127-a82d82e55914
+	github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440
+	github.com/sagernet/sing-shadowsocks v0.2.1-0.20230409094647-5c830455eb9b
+	github.com/sagernet/sing-shadowtls v0.1.1-0.20230409094821-9abef019436f
+	github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab
+	github.com/sagernet/sing-vmess v0.1.4-0.20230409094745-dc784c704250
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
 	github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e
-	github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77
+	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c
 	github.com/spf13/cobra v1.7.0
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.8.2
 	go.etcd.io/bbolt v1.3.7
 	go.uber.org/zap v1.24.0
 	go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35
-	golang.org/x/crypto v0.10.0
-	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1
-	golang.org/x/net v0.11.0
-	golang.org/x/sys v0.9.0
-	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
-	google.golang.org/grpc v1.56.1
+	golang.org/x/crypto v0.8.0
+	golang.org/x/exp v0.0.0-20230321023759-10a507213a29
+	golang.org/x/net v0.9.0
+	golang.org/x/sys v0.7.0
+	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde
+	google.golang.org/grpc v1.54.0
 	google.golang.org/protobuf v1.30.0
+	gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c
 )
 
 //replace github.com/sagernet/sing => ../sing
 
 require (
-	github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/cloudflare/circl v1.2.1-0.20221019164342-6ab4dfed8f3c // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/google/btree v1.1.2 // indirect
+	github.com/golang/mock v1.6.0 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/btree v1.0.1 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
-	github.com/hashicorp/yamux v0.1.1 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
 	github.com/klauspost/compress v1.15.15 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
+	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
 	github.com/libdns/libdns v0.2.1 // indirect
 	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.14 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
 	github.com/quic-go/qtls-go1-18 v0.2.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.3.2 // indirect
-	github.com/quic-go/qtls-go1-20 v0.2.2 // indirect
+	github.com/quic-go/qtls-go1-19 v0.2.0 // indirect
+	github.com/quic-go/qtls-go1-20 v0.1.0 // indirect
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 // indirect
-	github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/u-root/uio v0.0.0-20230220225925-ffce2a382923 // indirect
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
-	go.uber.org/atomic v1.11.0 // indirect
-	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/mod v0.11.0 // indirect
-	golang.org/x/text v0.10.0 // indirect
-	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.10.0 // indirect
-	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
+	go.uber.org/atomic v1.10.0 // indirect
+	go.uber.org/multierr v1.6.0 // indirect
+	golang.org/x/mod v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
+	golang.org/x/tools v0.6.0 // indirect
+	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
 	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	lukechampine.com/blake3 v1.2.1 // indirect
+	lukechampine.com/blake3 v1.1.7 // indirect
 )

go.sum

@@ -1,16 +1,14 @@
 berty.tech/go-libtor v1.0.385 h1:RWK94C3hZj6Z2GdvePpHJLnWYobFr3bY/OdUJ5aoEXw=
 berty.tech/go-libtor v1.0.385/go.mod h1:9swOOQVb+kmvuAlsgWUK/4c52pm69AdbJsxLzk+fJEw=
-github.com/Dreamacro/clash v1.16.0 h1:Ve+8mvtsCv7ySa6f53/GOW6Tho0AFp5RNFsgQZFKcZs=
-github.com/Dreamacro/clash v1.16.0/go.mod h1:ZM3UI2gqqUN7UL7L/F9aTHODTByya6sbC/WivQpaoJk=
-github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd h1:ygk7IF14j4ep4H2ZyeDe3IEoMZF8JdbX851RVVa/4D8=
-github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd/go.mod h1:QvmEZ/h6KXszPOr2wUFl7Zn3hfFNYdfbXwPVDTyZs6k=
+github.com/Dreamacro/clash v1.14.0 h1:ehJ/C/1m9LEjmME72WSE/Y2YqbR3Q54AbjqiRCvtyW4=
+github.com/Dreamacro/clash v1.14.0/go.mod h1:ia2CU7V713H1QdCqMwOLK9U9V5Ay8X0voj3yQr2tk+I=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
 github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/caddyserver/certmagic v0.18.2 h1:Nj2+M+A2Ho9IF6n1wUSbra4mX1X6ALzWpul9HooprHA=
-github.com/caddyserver/certmagic v0.18.2/go.mod h1:cLsgYXecH1iVUPjDXw15/1SKjZk/TK+aFfQk5FnugGQ=
+github.com/caddyserver/certmagic v0.17.2 h1:o30seC1T/dBqBCNNGNHWwj2i5/I/FMjBbTAhjADP3nE=
+github.com/caddyserver/certmagic v0.17.2/go.mod h1:ouWUuC490GOLJzkyN35eXfV8bSbwMwSf4bdhkIxtdQE=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
@@ -33,18 +31,17 @@ github.com/go-chi/cors v1.2.1 h1:xEC8UT3Rlp2QuWNEr4Fs/c2EAGVKBwy/1vHx3bppil4=
 github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
 github.com/go-chi/render v1.0.2 h1:4ER/udB0+fMWB2Jlf15RV3F4A2FDuYi/9f+lFttR/Lg=
 github.com/go-chi/render v1.0.2/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
-github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
-github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/gofrs/uuid/v5 v5.0.0 h1:p544++a97kEL+svbcFbCQVM9KFu0Yo25UoISXGNNH9M=
 github.com/gofrs/uuid/v5 v5.0.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV+9bD8=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
+github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
-github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
-github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
+github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
+github.com/google/btree v1.0.1 h1:gK4Kx5IaGY9CD5sPJ36FHiBJ6ZXl0kilRiiCj+jdYp4=
+github.com/google/btree v1.0.1/go.mod h1:xXMiIv4Fb/0kKde4SpL7qlzvu5cMJDRkFDxJfI9uaxA=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE=
@@ -54,15 +51,16 @@ github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbg
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
-github.com/insomniacslk/dhcp v0.0.0-20230612134759-b20c9ba983df h1:pF1MMIzEJzJ/MyI4bXYXVYyN8CJgoQ2PPKT2z3O/Cl4=
-github.com/insomniacslk/dhcp v0.0.0-20230612134759-b20c9ba983df/go.mod h1:7474bZ1YNCvarT6WFKie4kEET6J0KYRDC4XJqqXzQW4=
+github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16 h1:+aAGyK41KRn8jbF2Q7PLL0Sxwg6dShGcQSeCC7nZQ8E=
+github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
 github.com/josharian/native v1.0.1-0.20221213033349-c1e37c09b531/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/klauspost/compress v1.15.15 h1:EF27CXIuDsYJ6mmvtBRlEuB2UVOqHG1tAXgZ7yIO+lw=
 github.com/klauspost/compress v1.15.15/go.mod h1:ZcK2JAFqKOpnBlxcLsJzYfrS9X1akm9fHZNnD9+Vo/4=
-github.com/klauspost/cpuid/v2 v2.2.5 h1:0E5MSMDEoAulmXNFquVs//DdoomxaoTY1kUhbc/qbZg=
-github.com/klauspost/cpuid/v2 v2.2.5/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
+github.com/klauspost/cpuid/v2 v2.1.1 h1:t0wUqjowdm8ezddV5k0tLWVklVuvLJpoHeb4WBdydm0=
+github.com/klauspost/cpuid/v2 v2.1.1/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
@@ -70,68 +68,61 @@ github.com/libdns/libdns v0.2.1 h1:Wu59T7wSHRgtA0cfxC+n1c/e+O3upJGWytknkmFEDis=
 github.com/libdns/libdns v0.2.1/go.mod h1:yQCXzk1lEZmmCPa857bnk4TsOiqYasqpyOEeSObbb40=
 github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczGlG91VSDkswnjF5A8=
 github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
-github.com/mholt/acmez v1.2.0 h1:1hhLxSgY5FvH5HCnGUuwbKY2VQVo8IU7rxXKSnZ7F30=
-github.com/mholt/acmez v1.2.0/go.mod h1:VT9YwH1xgNX1kmYY89gY8xPJC84BFAisjo8Egigt4kE=
-github.com/miekg/dns v1.1.55 h1:GoQ4hpsj0nFLYe+bWiCToyrBEJXkQfOOIvFGFy0lEgo=
-github.com/miekg/dns v1.1.55/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
+github.com/mholt/acmez v1.1.0 h1:IQ9CGHKOHokorxnffsqDvmmE30mDenO1lptYZ1AYkHY=
+github.com/mholt/acmez v1.1.0/go.mod h1:zwo5+fbLLTowAX8o8ETfQzbDtwGEXnPhkmGdKIP+bgs=
+github.com/miekg/dns v1.1.53 h1:ZBkuHr5dxHtB1caEOlZTLPo7D3L3TWckgUUs/RHfDxw=
+github.com/miekg/dns v1.1.53/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/onsi/ginkgo/v2 v2.2.0 h1:3ZNA3L1c5FYDFTTxbFeVGGD8jYvjYauHD30YgLxVsNI=
 github.com/onsi/ginkgo/v2 v2.2.0/go.mod h1:MEH45j8TBi6u9BMogfbp0stKC5cdGjumZj5Y7AG4VIk=
 github.com/onsi/gomega v1.20.1 h1:PA/3qinGoukvymdIDV8pii6tiZgC8kbmJO6Z5+b002Q=
-github.com/ooni/go-libtor v1.1.8 h1:Wo3V3DVTxl5vZdxtQakqYP+DAHx7pPtAFSl1bnAa08w=
-github.com/ooni/go-libtor v1.1.8/go.mod h1:q1YyLwRD9GeMyeerVvwc0vJ2YgwDLTp2bdVcrh/JXyI=
-github.com/oschwald/maxminddb-golang v1.11.0 h1:aSXMqYR/EPNjGE8epgqwDay+P30hCBZIveY0WZbAWh0=
-github.com/oschwald/maxminddb-golang v1.11.0/go.mod h1:YmVI+H0zh3ySFR3w+oz8PCfglAFj3PuCmui13+P9zDg=
+github.com/ooni/go-libtor v1.1.7 h1:ooVcdEPBqDox5OfeXAfXIeQFCbqMLJVfIpO+Irr7N9A=
+github.com/ooni/go-libtor v1.1.7/go.mod h1:q1YyLwRD9GeMyeerVvwc0vJ2YgwDLTp2bdVcrh/JXyI=
+github.com/oschwald/maxminddb-golang v1.10.0 h1:Xp1u0ZhqkSuopaKmk1WwHtjF0H9Hd9181uj2MQ5Vndg=
+github.com/oschwald/maxminddb-golang v1.10.0/go.mod h1:Y2ELenReaLAZ0b400URyGwvYxHV1dLIxBuyOsyYjHK0=
 github.com/pierrec/lz4/v4 v4.1.14 h1:+fL8AQEZtz/ijeNnpduH0bROTu0O3NZAlPjQxGn8LwE=
 github.com/pierrec/lz4/v4 v4.1.14/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
 github.com/pires/go-proxyproto v0.7.0 h1:IukmRewDQFWC7kfnb66CSomk2q/seBuilHBYFwyq0Hs=
 github.com/pires/go-proxyproto v0.7.0/go.mod h1:Vz/1JPY/OACxWGQNIRY2BeyDmpoaWmEP40O9LbuiFR4=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
-github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/quic-go/qpack v0.4.0 h1:Cr9BXA1sQS2SmDUWjSofMPNKmvF6IiIfDRmgU0w1ZCo=
 github.com/quic-go/qpack v0.4.0/go.mod h1:UZVnYIfi5GRk+zI9UMaCPsmZ2xKJP7XBUvVyT1Knj9A=
 github.com/quic-go/qtls-go1-18 v0.2.0 h1:5ViXqBZ90wpUcZS0ge79rf029yx0dYB0McyPJwqqj7U=
 github.com/quic-go/qtls-go1-18 v0.2.0/go.mod h1:moGulGHK7o6O8lSPSZNoOwcLvJKJ85vVNc7oJFD65bc=
-github.com/quic-go/qtls-go1-19 v0.3.2 h1:tFxjCFcTQzK+oMxG6Zcvp4Dq8dx4yD3dDiIiyc86Z5U=
-github.com/quic-go/qtls-go1-19 v0.3.2/go.mod h1:ySOI96ew8lnoKPtSqx2BlI5wCpUVPT05RMAlajtnyOI=
-github.com/quic-go/qtls-go1-20 v0.2.2 h1:WLOPx6OY/hxtTxKV1Zrq20FtXtDEkeY00CGQm8GEa3E=
-github.com/quic-go/qtls-go1-20 v0.2.2/go.mod h1:JKtK6mjbAVcUTN/9jZpvLbGxvdWIKS8uT7EiStoU1SM=
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+github.com/quic-go/qtls-go1-19 v0.2.0/go.mod h1:ySOI96ew8lnoKPtSqx2BlI5wCpUVPT05RMAlajtnyOI=
+github.com/quic-go/qtls-go1-20 v0.1.0 h1:d1PK3ErFy9t7zxKsG3NXBJXZjp/kMLoIb3y/kV54oAI=
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 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0 h1:KyhtFFt1Jtp5vW2ohNvstvQffTOQ/s5vENuGXzdA+TM=
 github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0/go.mod h1:D4SFEOkJK+4W1v86ZhX0jPM0rAL498fyQAChqMtes/I=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 h1:5+m7c6AkmAylhauulqN/c5dnh8/KssrE9c93TQrXldA=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61/go.mod h1:QUQ4RRHD6hGGHdFMEtR8T2P6GS6R3D/CXKdaYHKKXms=
-github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035 h1:KttYh6bBhIw8Y6/Ljn7CGwC3CKZn788rzMJmeAKjY+8=
-github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035/go.mod h1:5YE39YkJkCcMsfq1jMKkjsrM2GfBoF9JVWnvU89hmvU=
-github.com/sagernet/gvisor v0.0.0-20230627031050-1ab0276e0dd2 h1:dnkKrzapqtAwjTSWt6hdPrARORfoYvuUczynvRLrueo=
-github.com/sagernet/gvisor v0.0.0-20230627031050-1ab0276e0dd2/go.mod h1:1JUiV7nGuf++YFm9eWZ8q2lrwHmhcUGzptMl/vL1+LA=
+github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca h1:w56+kf8BeqLqllrRJ1tdwKc3sCdWOn/DuNHpY9fAiqs=
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@@ -223,5 +236,7 @@ gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-lukechampine.com/blake3 v1.2.1 h1:YuqqRuaqsGV71BV/nm9xlI0MKUv4QC54jQnBChWbGnI=
-lukechampine.com/blake3 v1.2.1/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=
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inbound/hysteria.go

@@ -35,7 +35,7 @@ type Hysteria struct {
 	xplusKey     []byte
 	sendBPS      uint64
 	recvBPS      uint64
-	listener     *quic.Listener
+	listener     quic.Listener
 	udpAccess    sync.RWMutex
 	udpSessionId uint32
 	udpSessions  map[uint32]chan *hysteria.UDPMessage