Initialize L3 routing support

.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
@@ -119,6 +117,8 @@ nfpms:
         dst: /etc/systemd/system/sing-box@.service
       - src: LICENSE
         dst: /usr/share/licenses/sing-box/LICENSE
+    scripts:
+      postremove: release/config/postremove.sh
 source:
   enabled: false
   name_template: '{{ .ProjectName }}-{{ .Version }}.source'

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_quic,with_wireguard,with_reality_server,with_acme \
         -o /go/bin/sing-box \
         -ldflags "-X \"github.com/sagernet/sing-box/constant.Version=$VERSION\" -s -w -buildid=" \
         ./cmd/sing-box

LICENSE

@@ -11,7 +11,4 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
+along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-In addition, no derivative work may use the name or imply association
-with this application without prior consent.

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
-	go run ./cmd/internal/build_libbox -target ios
 
 lib_install:
 	go get -v -d
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20230728014906-3de089147f59
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20221130124640-349ebaa752ca
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20230728014906-3de089147f59
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20221130124640-349ebaa752ca
 
 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
 
 ```
@@ -29,7 +25,4 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-In addition, no derivative work may use the name or imply association
-with this application without prior consent.
 ```

adapter/experimental.go

@@ -13,7 +13,6 @@ type ClashServer interface {
 	PreStarter
 	Mode() string
 	StoreSelected() bool
-	StoreFakeIP() bool
 	CacheFile() ClashCacheFile
 	HistoryStorage() *urltest.HistoryStorage
 	RoutedConnection(ctx context.Context, conn net.Conn, metadata InboundContext, matchedRule Rule) (net.Conn, Tracker)
@@ -23,7 +22,6 @@ type ClashServer interface {
 type ClashCacheFile interface {
 	LoadSelected(group string) string
 	StoreSelected(group string, selected string) error
-	FakeIPStorage
 }
 
 type Tracker interface {
@@ -31,16 +29,10 @@ type Tracker interface {
 }
 
 type OutboundGroup interface {
-	Outbound
 	Now() string
 	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

@@ -1,31 +0,0 @@
-package adapter
-
-import (
-	"net/netip"
-
-	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common/logger"
-)
-
-type FakeIPStore interface {
-	Service
-	Contains(address netip.Addr) bool
-	Create(domain string, isIPv6 bool) (netip.Addr, error)
-	Lookup(address netip.Addr) (string, bool)
-	Reset() error
-}
-
-type FakeIPStorage interface {
-	FakeIPMetadata() *FakeIPMetadata
-	FakeIPSaveMetadata(metadata *FakeIPMetadata) error
-	FakeIPStore(address netip.Addr, domain string) error
-	FakeIPStoreAsync(address netip.Addr, domain string, logger logger.Logger)
-	FakeIPLoad(address netip.Addr) (string, bool)
-	FakeIPLoadDomain(domain string, isIPv6 bool) (netip.Addr, bool)
-	FakeIPReset() error
-}
-
-type FakeIPTransport interface {
-	dns.Transport
-	Store() FakeIPStore
-}

adapter/fakeip_metadata.go

@@ -1,50 +0,0 @@
-package adapter
-
-import (
-	"bytes"
-	"encoding"
-	"encoding/binary"
-	"io"
-	"net/netip"
-
-	"github.com/sagernet/sing/common"
-)
-
-type FakeIPMetadata struct {
-	Inet4Range   netip.Prefix
-	Inet6Range   netip.Prefix
-	Inet4Current netip.Addr
-	Inet6Current netip.Addr
-}
-
-func (m *FakeIPMetadata) MarshalBinary() (data []byte, err error) {
-	var buffer bytes.Buffer
-	for _, marshaler := range []encoding.BinaryMarshaler{m.Inet4Range, m.Inet6Range, m.Inet4Current, m.Inet6Current} {
-		data, err = marshaler.MarshalBinary()
-		if err != nil {
-			return
-		}
-		common.Must(binary.Write(&buffer, binary.BigEndian, uint16(len(data))))
-		buffer.Write(data)
-	}
-	data = buffer.Bytes()
-	return
-}
-
-func (m *FakeIPMetadata) UnmarshalBinary(data []byte) error {
-	reader := bytes.NewReader(data)
-	for _, unmarshaler := range []encoding.BinaryUnmarshaler{&m.Inet4Range, &m.Inet6Range, &m.Inet4Current, &m.Inet6Current} {
-		var length uint16
-		common.Must(binary.Read(reader, binary.BigEndian, &length))
-		element := make([]byte, length)
-		_, err := io.ReadFull(reader, element)
-		if err != nil {
-			return err
-		}
-		err = unmarshaler.UnmarshalBinary(element)
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}

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

adapter/prestart.go

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

adapter/router.go

@@ -21,10 +21,11 @@ type Router interface {
 	Outbound(tag string) (Outbound, bool)
 	DefaultOutbound(network string) Outbound
 
-	FakeIPStore() FakeIPStore
-
 	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 +35,6 @@ 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 +42,9 @@ type Router interface {
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager
+
 	Rules() []Rule
+	IPRules() []IPRule
 
 	TimeService
 
@@ -51,8 +53,6 @@ type Router interface {
 
 	V2RayServer() V2RayServer
 	SetV2RayServer(server V2RayServer)
-
-	ResetNetwork() error
 }
 
 type routerContextKey struct{}
@@ -81,7 +81,11 @@ type Rule interface {
 type DNSRule interface {
 	Rule
 	DisableCache() bool
-	RewriteTTL() *uint32
+}
+
+type IPRule interface {
+	Rule
+	Action() tun.ActionType
 }
 
 type InterfaceUpdateListener interface {

box.go

@@ -9,6 +9,7 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/experimental"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/inbound"
@@ -30,25 +31,18 @@ type Box struct {
 	outbounds    []adapter.Outbound
 	logFactory   log.Factory
 	logger       log.ContextLogger
+	logFile      *os.File
 	preServices  map[string]adapter.Service
 	postServices map[string]adapter.Service
 	done         chan struct{}
 }
 
-type Options struct {
+func New(ctx context.Context, options option.Options, platformInterface platform.Interface) (*Box, error) {
-	option.Options
-	Context           context.Context
-	PlatformInterface platform.Interface
-}
-
-func New(options Options) (*Box, error) {
-	ctx := options.Context
-	if ctx == nil {
-		ctx = context.Background()
-	}
 	createdAt := time.Now()
+
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
 	applyDebugOptions(common.PtrValueOrDefault(experimentalOptions.Debug))
+
 	var needClashAPI bool
 	var needV2RayAPI bool
 	if experimentalOptions.ClashAPI != nil && experimentalOptions.ClashAPI.ExternalController != "" {
@@ -57,21 +51,60 @@ func New(options Options) (*Box, error) {
 	if experimentalOptions.V2RayAPI != nil && experimentalOptions.V2RayAPI.Listen != "" {
 		needV2RayAPI = true
 	}
-	var defaultLogWriter io.Writer
+
-	if options.PlatformInterface != nil {
+	logOptions := common.PtrValueOrDefault(options.Log)
-		defaultLogWriter = io.Discard
+
-	}
+	var logFactory log.Factory
-	logFactory, err := log.New(log.Options{
+	var observableLogFactory log.ObservableFactory
-		Context:        ctx,
+	var logFile *os.File
-		Options:        common.PtrValueOrDefault(options.Log),
+	var logWriter io.Writer
-		Observable:     needClashAPI,
+	if logOptions.Disabled {
-		DefaultWriter:  defaultLogWriter,
+		observableLogFactory = log.NewNOPFactory()
-		BaseTime:       createdAt,
+		logFactory = observableLogFactory
-		PlatformWriter: options.PlatformInterface,
+	} else {
-	})
+		switch logOptions.Output {
-	if err != nil {
+		case "":
-		return nil, E.Cause(err, "create log factory")
+			if platformInterface != nil {
+				logWriter = io.Discard
+			} else {
+				logWriter = os.Stdout
+			}
+		case "stderr":
+			logWriter = os.Stderr
+		case "stdout":
+			logWriter = os.Stdout
+		default:
+			var err error
+			logFile, err = os.OpenFile(C.BasePath(logOptions.Output), os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o644)
+			if err != nil {
+				return nil, err
+			}
+			logWriter = logFile
+		}
+		logFormatter := log.Formatter{
+			BaseTime:         createdAt,
+			DisableColors:    logOptions.DisableColor || logFile != nil,
+			DisableTimestamp: !logOptions.Timestamp && logFile != nil,
+			FullTimestamp:    logOptions.Timestamp,
+			TimestampFormat:  "-0700 2006-01-02 15:04:05",
+		}
+		if needClashAPI {
+			observableLogFactory = log.NewObservableFactory(logFormatter, logWriter, platformInterface)
+			logFactory = observableLogFactory
+		} else {
+			logFactory = log.NewFactory(logFormatter, logWriter, platformInterface)
+		}
+		if logOptions.Level != "" {
+			logLevel, err := log.ParseLevel(logOptions.Level)
+			if err != nil {
+				return nil, E.Cause(err, "parse log level")
+			}
+			logFactory.SetLevel(logLevel)
+		} else {
+			logFactory.SetLevel(log.LevelTrace)
+		}
 	}
+
 	router, err := route.NewRouter(
 		ctx,
 		logFactory,
@@ -79,7 +112,7 @@ func New(options Options) (*Box, error) {
 		common.PtrValueOrDefault(options.DNS),
 		common.PtrValueOrDefault(options.NTP),
 		options.Inbounds,
-		options.PlatformInterface,
+		platformInterface,
 	)
 	if err != nil {
 		return nil, E.Cause(err, "parse route options")
@@ -99,7 +132,7 @@ func New(options Options) (*Box, error) {
 			router,
 			logFactory.NewLogger(F.ToString("inbound/", inboundOptions.Type, "[", tag, "]")),
 			inboundOptions,
-			options.PlatformInterface,
+			platformInterface,
 		)
 		if err != nil {
 			return nil, E.Cause(err, "parse inbound[", i, "]")
@@ -118,7 +151,6 @@ func New(options Options) (*Box, error) {
 			ctx,
 			router,
 			logFactory.NewLogger(F.ToString("outbound/", outboundOptions.Type, "[", tag, "]")),
-			tag,
 			outboundOptions)
 		if err != nil {
 			return nil, E.Cause(err, "parse outbound[", i, "]")
@@ -126,7 +158,7 @@ func New(options Options) (*Box, error) {
 		outbounds = append(outbounds, out)
 	}
 	err = router.Initialize(inbounds, outbounds, func() adapter.Outbound {
-		out, oErr := outbound.New(ctx, router, logFactory.NewLogger("outbound/direct"), "direct", option.Outbound{Type: "direct", Tag: "default"})
+		out, oErr := outbound.New(ctx, router, logFactory.NewLogger("outbound/direct"), option.Outbound{Type: "direct", Tag: "default"})
 		common.Must(oErr)
 		outbounds = append(outbounds, out)
 		return out
@@ -134,16 +166,10 @@ 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, observableLogFactory, common.PtrValueOrDefault(options.Experimental.ClashAPI))
 		if err != nil {
 			return nil, E.Cause(err, "create clash api server")
 		}
@@ -165,6 +191,7 @@ func New(options Options) (*Box, error) {
 		createdAt:    createdAt,
 		logFactory:   logFactory,
 		logger:       logFactory.Logger(),
+		logFile:      logFile,
 		preServices:  preServices,
 		postServices: postServices,
 		done:         make(chan struct{}),
@@ -211,17 +238,26 @@ func (s *Box) Start() error {
 
 func (s *Box) preStart() error {
 	for serviceName, service := range s.preServices {
-		if preService, isPreService := service.(adapter.PreStarter); isPreService {
+		s.logger.Trace("pre-starting ", serviceName)
-			s.logger.Trace("pre-start ", serviceName)
+		err := adapter.PreStart(service)
-			err := preService.PreStart()
+		if err != nil {
-			if err != nil {
+			return E.Cause(err, "pre-start ", serviceName)
-				return E.Cause(err, "pre-starting ", serviceName)
-			}
 		}
 	}
-	err := s.startOutbounds()
+	for i, out := range s.outbounds {
-	if err != nil {
+		if starter, isStarter := out.(common.Starter); isStarter {
-		return err
+			var tag string
+			if out.Tag() == "" {
+				tag = F.ToString(i)
+			} else {
+				tag = out.Tag()
+			}
+			s.logger.Trace("initializing outbound ", tag)
+			err := starter.Start()
+			if err != nil {
+				return E.Cause(err, "initialize outbound/", out.Type(), "[", tag, "]")
+			}
+		}
 	}
 	return s.router.Start()
 }
@@ -245,30 +281,17 @@ func (s *Box) start() error {
 		} else {
 			tag = in.Tag()
 		}
-		s.logger.Trace("initializing inbound/", in.Type(), "[", tag, "]")
+		s.logger.Trace("initializing inbound ", tag)
 		err = in.Start()
 		if err != nil {
 			return E.Cause(err, "initialize inbound/", in.Type(), "[", tag, "]")
 		}
 	}
-	return nil
-}
-
-func (s *Box) postStart() error {
 	for serviceName, service := range s.postServices {
-		s.logger.Trace("starting ", service)
+		s.logger.Trace("start ", serviceName)
-		err := service.Start()
+		err = service.Start()
 		if err != nil {
-			return E.Cause(err, "start ", serviceName)
+			return E.Cause(err, "starting ", serviceName)
-		}
-	}
-	for serviceName, service := range s.outbounds {
-		if lateService, isLateService := service.(adapter.PostStarter); isLateService {
-			s.logger.Trace("post-starting ", service)
-			err := lateService.PostStart()
-			if err != nil {
-				return E.Cause(err, "post-start ", serviceName)
-			}
 		}
 	}
 	return nil
@@ -283,21 +306,33 @@ func (s *Box) Close() error {
 	}
 	var errors error
 	for serviceName, service := range s.postServices {
-		s.logger.Trace("closing ", serviceName)
 		errors = E.Append(errors, service.Close(), func(err error) error {
+			s.logger.Trace("closing ", serviceName)
 			return E.Cause(err, "close ", serviceName)
 		})
 	}
 	for i, in := range s.inbounds {
-		s.logger.Trace("closing inbound/", in.Type(), "[", i, "]")
+		var tag string
+		if in.Tag() == "" {
+			tag = F.ToString(i)
+		} else {
+			tag = in.Tag()
+		}
+		s.logger.Trace("closing inbound ", tag)
 		errors = E.Append(errors, in.Close(), func(err error) error {
 			return E.Cause(err, "close inbound/", in.Type(), "[", i, "]")
 		})
 	}
 	for i, out := range s.outbounds {
-		s.logger.Trace("closing outbound/", out.Type(), "[", i, "]")
+		var tag string
+		if out.Tag() == "" {
+			tag = F.ToString(i)
+		} else {
+			tag = out.Tag()
+		}
+		s.logger.Trace("closing outbound ", tag)
 		errors = E.Append(errors, common.Close(out), func(err error) error {
-			return E.Cause(err, "close outbound/", out.Type(), "[", i, "]")
+			return E.Cause(err, "close inbound/", out.Type(), "[", i, "]")
 		})
 	}
 	s.logger.Trace("closing router")
@@ -312,12 +347,17 @@ func (s *Box) Close() error {
 			return E.Cause(err, "close ", serviceName)
 		})
 	}
-	s.logger.Trace("closing log factory")
+	s.logger.Trace("closing logger")
 	if err := common.Close(s.logFactory); err != nil {
 		errors = E.Append(errors, err, func(err error) error {
 			return E.Cause(err, "close log factory")
 		})
 	}
+	if s.logFile != nil {
+		errors = E.Append(errors, s.logFile.Close(), func(err error) error {
+			return E.Cause(err, "close log file")
+		})
+	}
 	return errors
 }
 

box_outbound.go

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

cmd/internal/build/main.go

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

cmd/internal/build_libbox/main.go

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

cmd/sing-box/cmd_check.go

@@ -31,10 +31,7 @@ func check() error {
 		return err
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	instance, err := box.New(box.Options{
+	instance, err := box.New(ctx, options, nil)
-		Context: ctx,
-		Options: options,
-	})
 	if err == nil {
 		instance.Close()
 	}

cmd/sing-box/cmd_generate.go

@@ -9,7 +9,7 @@ import (
 
 	"github.com/sagernet/sing-box/log"
 
-	"github.com/gofrs/uuid/v5"
+	"github.com/gofrs/uuid"
 	"github.com/spf13/cobra"
 	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
 )

cmd/sing-box/cmd_run.go

@@ -10,7 +10,6 @@ import (
 	"sort"
 	"strings"
 	"syscall"
-	"time"
 
 	"github.com/sagernet/sing-box"
 	"github.com/sagernet/sing-box/common/badjsonmerge"
@@ -128,10 +127,7 @@ func create() (*box.Box, context.CancelFunc, error) {
 		options.Log.DisableColor = true
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	instance, err := box.New(box.Options{
+	instance, err := box.New(ctx, options, nil)
-		Context: ctx,
-		Options: options,
-	})
 	if err != nil {
 		cancel()
 		return nil, nil, E.Cause(err, "create service")
@@ -178,10 +174,7 @@ func run() error {
 				}
 			}
 			cancel()
-			closeCtx, closed := context.WithCancel(context.Background())
-			go closeMonitor(closeCtx)
 			instance.Close()
-			closed()
 			if osSignal != syscall.SIGHUP {
 				return nil
 			}
@@ -189,13 +182,3 @@ func run() error {
 		}
 	}
 }
-
-func closeMonitor(ctx context.Context) {
-	time.Sleep(3 * time.Second)
-	select {
-	case <-ctx.Done():
-		return
-	default:
-	}
-	log.Fatal("sing-box did not close!")
-}

cmd/sing-box/cmd_tools.go

@@ -1,6 +1,8 @@
 package main
 
 import (
+	"context"
+
 	"github.com/sagernet/sing-box"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -25,7 +27,7 @@ func createPreStartedClient() (*box.Box, error) {
 	if err != nil {
 		return nil, err
 	}
-	instance, err := box.New(box.Options{Options: options})
+	instance, err := box.New(context.Background(), options, nil)
 	if err != nil {
 		return nil, E.Cause(err, "create service")
 	}

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/baderror/baderror.go

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

common/badjsonmerge/merge_test.go

@@ -21,7 +21,7 @@ func TestMergeJSON(t *testing.T) {
 				{
 					Type: C.RuleTypeDefault,
 					DefaultOptions: option.DefaultRule{
-						Network:  []string{N.NetworkTCP},
+						Network:  N.NetworkTCP,
 						Outbound: "direct",
 					},
 				},
@@ -42,7 +42,7 @@ func TestMergeJSON(t *testing.T) {
 				{
 					Type: C.RuleTypeDefault,
 					DefaultOptions: option.DefaultRule{
-						Network:  []string{N.NetworkUDP},
+						Network:  N.NetworkUDP,
 						Outbound: "direct",
 					},
 				},

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
+	writer           N.ExtendedWriter
-	isHandshakeComplete *atomic.Bool
+	activeCall       *int32
-	activeCall          *atomic.Int32
+	closeNotifySent  *bool
-	closeNotifySent     *bool
+	version          *uint16
-	version             *uint16
+	rand             io.Reader
-	rand                io.Reader
+	halfAccess       *sync.Mutex
-	halfAccess          *sync.Mutex
+	halfError        *error
-	halfError           *error
+	cipher           cipher.AEAD
-	cipher              cipher.AEAD
+	explicitNonceLen int
-	explicitNonceLen    int
+	halfPtr          uintptr
-	halfPtr             uintptr
+	halfSeq          []byte
-	halfSeq             []byte
+	halfScratchBuf   []byte
-	halfScratchBuf      []byte
 }
 
-func TryCreate(conn aTLS.Conn) aTLS.Conn {
+func Create(conn *tls.Conn) (TLSConn, error) {
-	tlsConn, ok := conn.(*tls.Conn)
+	if !handshakeComplete(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() {
 		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,
+		Conn:             conn,
-		writer:              bufio.NewExtendedWriter(conn.NetConn()),
+		writer:           bufio.NewExtendedWriter(conn.NetConn()),
-		isHandshakeComplete: isHandshakeComplete,
+		activeCall:       activeCall,
-		activeCall:          activeCall,
+		closeNotifySent:  closeNotifySent,
-		closeNotifySent:     closeNotifySent,
+		version:          version,
-		version:             version,
+		halfAccess:       halfAccess,
-		halfAccess:          halfAccess,
+		halfError:        halfError,
-		halfError:           halfError,
+		cipher:           aeadCipher,
-		cipher:              aeadCipher,
+		explicitNonceLen: explicitNonceLen,
-		explicitNonceLen:    explicitNonceLen,
+		rand:             randReader,
-		rand:                randReader,
+		halfPtr:          rawHalfConn.UnsafeAddr(),
-		halfPtr:             rawHalfConn.UnsafeAddr(),
+		halfSeq:          halfSeq,
-		halfSeq:             halfSeq,
+		halfScratchBuf:   halfScratchBuf,
-		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/badversion/version.go

@@ -1,114 +0,0 @@
-package badversion
-
-import (
-	"strconv"
-	"strings"
-
-	F "github.com/sagernet/sing/common/format"
-)
-
-type Version struct {
-	Major                int
-	Minor                int
-	Patch                int
-	PreReleaseIdentifier string
-	PreReleaseVersion    int
-}
-
-func (v Version) After(anotherVersion Version) bool {
-	if v.Major > anotherVersion.Major {
-		return true
-	} else if v.Major < anotherVersion.Major {
-		return false
-	}
-	if v.Minor > anotherVersion.Minor {
-		return true
-	} else if v.Minor < anotherVersion.Minor {
-		return false
-	}
-	if v.Patch > anotherVersion.Patch {
-		return true
-	} else if v.Patch < anotherVersion.Patch {
-		return false
-	}
-	if v.PreReleaseIdentifier == "" && anotherVersion.PreReleaseIdentifier != "" {
-		return true
-	} else if v.PreReleaseIdentifier != "" && anotherVersion.PreReleaseIdentifier == "" {
-		return false
-	}
-	if v.PreReleaseIdentifier != "" && anotherVersion.PreReleaseIdentifier != "" {
-		if v.PreReleaseIdentifier == "beta" && anotherVersion.PreReleaseIdentifier == "alpha" {
-			return true
-		} else if v.PreReleaseIdentifier == "alpha" && anotherVersion.PreReleaseIdentifier == "beta" {
-			return false
-		}
-		if v.PreReleaseVersion > anotherVersion.PreReleaseVersion {
-			return true
-		} else if v.PreReleaseVersion < anotherVersion.PreReleaseVersion {
-			return false
-		}
-	}
-	return false
-}
-
-func (v Version) String() string {
-	version := F.ToString(v.Major, ".", v.Minor, ".", v.Patch)
-	if v.PreReleaseIdentifier != "" {
-		version = F.ToString(version, "-", v.PreReleaseIdentifier, ".", v.PreReleaseVersion)
-	}
-	return version
-}
-
-func (v Version) BadString() string {
-	version := F.ToString(v.Major, ".", v.Minor)
-	if v.Patch > 0 {
-		version = F.ToString(version, ".", v.Patch)
-	}
-	if v.PreReleaseIdentifier != "" {
-		version = F.ToString(version, "-", v.PreReleaseIdentifier)
-		if v.PreReleaseVersion > 0 {
-			version = F.ToString(version, v.PreReleaseVersion)
-		}
-	}
-	return version
-}
-
-func Parse(versionName string) (version Version) {
-	if strings.HasPrefix(versionName, "v") {
-		versionName = versionName[1:]
-	}
-	if strings.Contains(versionName, "-") {
-		parts := strings.Split(versionName, "-")
-		versionName = parts[0]
-		identifier := parts[1]
-		if strings.Contains(identifier, ".") {
-			identifierParts := strings.Split(identifier, ".")
-			version.PreReleaseIdentifier = identifierParts[0]
-			if len(identifierParts) >= 2 {
-				version.PreReleaseVersion, _ = strconv.Atoi(identifierParts[1])
-			}
-		} else {
-			if strings.HasPrefix(identifier, "alpha") {
-				version.PreReleaseIdentifier = "alpha"
-				version.PreReleaseVersion, _ = strconv.Atoi(identifier[5:])
-			} else if strings.HasPrefix(identifier, "beta") {
-				version.PreReleaseIdentifier = "beta"
-				version.PreReleaseVersion, _ = strconv.Atoi(identifier[4:])
-			} else {
-				version.PreReleaseIdentifier = identifier
-			}
-		}
-	}
-	versionElements := strings.Split(versionName, ".")
-	versionLen := len(versionElements)
-	if versionLen >= 1 {
-		version.Major, _ = strconv.Atoi(versionElements[0])
-	}
-	if versionLen >= 2 {
-		version.Minor, _ = strconv.Atoi(versionElements[1])
-	}
-	if versionLen >= 3 {
-		version.Patch, _ = strconv.Atoi(versionElements[2])
-	}
-	return
-}

common/badversion/version_json.go

@@ -1,17 +0,0 @@
-package badversion
-
-import "github.com/sagernet/sing-box/common/json"
-
-func (v Version) MarshalJSON() ([]byte, error) {
-	return json.Marshal(v.String())
-}
-
-func (v *Version) UnmarshalJSON(data []byte) error {
-	var version string
-	err := json.Unmarshal(data, &version)
-	if err != nil {
-		return err
-	}
-	*v = Parse(version)
-	return nil
-}

common/badversion/version_test.go

@@ -1,18 +0,0 @@
-package badversion
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestCompareVersion(t *testing.T) {
-	t.Parallel()
-	require.Equal(t, "1.3.0-beta.1", Parse("v1.3.0-beta1").String())
-	require.Equal(t, "1.3-beta1", Parse("v1.3.0-beta.1").BadString())
-	require.True(t, Parse("1.3.0").After(Parse("1.3-beta1")))
-	require.True(t, Parse("1.3.0").After(Parse("1.3.0-beta1")))
-	require.True(t, Parse("1.3.0-beta1").After(Parse("1.3.0-alpha1")))
-	require.True(t, Parse("1.3.1").After(Parse("1.3.0")))
-	require.True(t, Parse("1.4").After(Parse("1.3")))
-}

common/canceler/instance.go

@@ -0,0 +1,48 @@
+package canceler
+
+import (
+	"context"
+	"time"
+)
+
+type Instance struct {
+	ctx        context.Context
+	cancelFunc context.CancelFunc
+	timer      *time.Timer
+	timeout    time.Duration
+}
+
+func New(ctx context.Context, cancelFunc context.CancelFunc, timeout time.Duration) *Instance {
+	instance := &Instance{
+		ctx,
+		cancelFunc,
+		time.NewTimer(timeout),
+		timeout,
+	}
+	go instance.wait()
+	return instance
+}
+
+func (i *Instance) Update() bool {
+	if !i.timer.Stop() {
+		return false
+	}
+	if !i.timer.Reset(i.timeout) {
+		return false
+	}
+	return true
+}
+
+func (i *Instance) wait() {
+	select {
+	case <-i.timer.C:
+	case <-i.ctx.Done():
+	}
+	i.Close()
+}
+
+func (i *Instance) Close() error {
+	i.timer.Stop()
+	i.cancelFunc()
+	return nil
+}

common/canceler/packet.go

@@ -0,0 +1,49 @@
+package canceler
+
+import (
+	"context"
+	"time"
+
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+type PacketConn struct {
+	N.PacketConn
+	instance *Instance
+}
+
+func NewPacketConn(ctx context.Context, conn N.PacketConn, timeout time.Duration) (context.Context, N.PacketConn) {
+	ctx, cancel := context.WithCancel(ctx)
+	instance := New(ctx, cancel, timeout)
+	return ctx, &PacketConn{conn, instance}
+}
+
+func (c *PacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
+	destination, err = c.PacketConn.ReadPacket(buffer)
+	if err == nil {
+		c.instance.Update()
+	}
+	return
+}
+
+func (c *PacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	err := c.PacketConn.WritePacket(buffer, destination)
+	if err == nil {
+		c.instance.Update()
+	}
+	return err
+}
+
+func (c *PacketConn) Close() error {
+	return common.Close(
+		c.PacketConn,
+		c.instance,
+	)
+}
+
+func (c *PacketConn) Upstream() any {
+	return c.PacketConn
+}

common/debugio/log.go

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

common/debugio/print.go

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

common/debugio/race.go

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

common/dialer/conntrack/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/conntrack/track.go

@@ -14,16 +14,10 @@ var (
 )
 
 func Count() int {
-	if !Enabled {
-		return 0
-	}
 	return openConnection.Len()
 }
 
 func List() []io.Closer {
-	if !Enabled {
-		return nil
-	}
 	connAccess.RLock()
 	defer connAccess.RUnlock()
 	connList := make([]io.Closer, 0, openConnection.Len())
@@ -34,9 +28,6 @@ func List() []io.Closer {
 }
 
 func Close() {
-	if !Enabled {
-		return
-	}
 	connAccess.Lock()
 	defer connAccess.Unlock()
 	for element := openConnection.Front(); element != nil; element = element.Next() {

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
@@ -111,9 +154,9 @@ func (d *DefaultDialer) DialContext(ctx context.Context, network string, address
 	switch N.NetworkName(network) {
 	case N.NetworkUDP:
 		if !address.IsIPv6() {
-			return trackConn(d.udpDialer4.DialContext(ctx, network, address.String()))
+			return d.udpDialer4.DialContext(ctx, network, address.String())
 		} else {
-			return trackConn(d.udpDialer6.DialContext(ctx, network, address.String()))
+			return d.udpDialer6.DialContext(ctx, network, address.String())
 		}
 	}
 	if !address.IsIPv6() {

common/dialer/resolve.go

@@ -9,7 +9,6 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common/bufio"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
@@ -69,11 +68,11 @@ func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksadd
 	if err != nil {
 		return nil, err
 	}
-	conn, destinationAddress, err := N.ListenSerial(ctx, d.dialer, destination, addresses)
+	conn, err := N.ListenSerial(ctx, d.dialer, destination, addresses)
 	if err != nil {
 		return nil, err
 	}
-	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), M.SocksaddrFrom(destinationAddress, destination.Port), destination), nil
+	return NewResolvePacketConn(ctx, d.router, d.strategy, conn), nil
 }
 
 func (d *ResolveDialer) Upstream() any {

common/dialer/resolve_conn.go

@@ -0,0 +1,84 @@
+package dialer
+
+import (
+	"context"
+	"net"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-dns"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func NewResolvePacketConn(ctx context.Context, router adapter.Router, strategy dns.DomainStrategy, conn net.PacketConn) N.NetPacketConn {
+	if udpConn, ok := conn.(*net.UDPConn); ok {
+		return &ResolveUDPConn{udpConn, ctx, router, strategy}
+	} else {
+		return &ResolvePacketConn{conn, ctx, router, strategy}
+	}
+}
+
+type ResolveUDPConn struct {
+	*net.UDPConn
+	ctx      context.Context
+	router   adapter.Router
+	strategy dns.DomainStrategy
+}
+
+func (w *ResolveUDPConn) ReadPacket(buffer *buf.Buffer) (M.Socksaddr, error) {
+	n, addr, err := w.ReadFromUDPAddrPort(buffer.FreeBytes())
+	if err != nil {
+		return M.Socksaddr{}, err
+	}
+	buffer.Truncate(n)
+	return M.SocksaddrFromNetIP(addr), nil
+}
+
+func (w *ResolveUDPConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	defer buffer.Release()
+	if destination.IsFqdn() {
+		addresses, err := w.router.Lookup(w.ctx, destination.Fqdn, w.strategy)
+		if err != nil {
+			return err
+		}
+		return common.Error(w.UDPConn.WriteToUDPAddrPort(buffer.Bytes(), M.SocksaddrFrom(addresses[0], destination.Port).AddrPort()))
+	}
+	return common.Error(w.UDPConn.WriteToUDPAddrPort(buffer.Bytes(), destination.AddrPort()))
+}
+
+func (w *ResolveUDPConn) Upstream() any {
+	return w.UDPConn
+}
+
+type ResolvePacketConn struct {
+	net.PacketConn
+	ctx      context.Context
+	router   adapter.Router
+	strategy dns.DomainStrategy
+}
+
+func (w *ResolvePacketConn) ReadPacket(buffer *buf.Buffer) (M.Socksaddr, error) {
+	_, addr, err := buffer.ReadPacketFrom(w)
+	if err != nil {
+		return M.Socksaddr{}, err
+	}
+	return M.SocksaddrFromNet(addr), err
+}
+
+func (w *ResolvePacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	defer buffer.Release()
+	if destination.IsFqdn() {
+		addresses, err := w.router.Lookup(w.ctx, destination.Fqdn, w.strategy)
+		if err != nil {
+			return err
+		}
+		return common.Error(w.WriteTo(buffer.Bytes(), M.SocksaddrFrom(addresses[0], destination.Port).UDPAddr()))
+	}
+	return common.Error(w.WriteTo(buffer.Bytes(), destination.UDPAddr()))
+}
+
+func (w *ResolvePacketConn) Upstream() any {
+	return w.PacketConn
+}

common/dialer/tfo.go

@@ -124,8 +124,11 @@ func (c *slowOpenConn) LazyHeadroom() bool {
 	return c.conn == nil
 }
 
-func (c *slowOpenConn) NeedHandshake() bool {
+func (c *slowOpenConn) ReadFrom(r io.Reader) (n int64, err error) {
-	return c.conn == nil
+	if c.conn != nil {
+		return bufio.Copy(c.conn, r)
+	}
+	return bufio.ReadFrom0(c, r)
 }
 
 func (c *slowOpenConn) WriteTo(w io.Writer) (n int64, err error) {

common/mux/client.go

@@ -1,21 +1,519 @@
 package mux
 
 import (
+	"context"
+	"encoding/binary"
+	"io"
+	"net"
+	"sync"
+
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-mux"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/x/list"
 )
 
-func NewClientWithOptions(dialer N.Dialer, options option.MultiplexOptions) (*Client, error) {
+var _ N.Dialer = (*Client)(nil)
+
+type Client struct {
+	access         sync.Mutex
+	connections    list.List[abstractSession]
+	ctx            context.Context
+	dialer         N.Dialer
+	protocol       Protocol
+	maxConnections int
+	minStreams     int
+	maxStreams     int
+}
+
+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{
+	if options.MaxConnections == 0 && options.MaxStreams == 0 {
-		Dialer:         dialer,
+		options.MinStreams = 8
-		Protocol:       options.Protocol,
+	}
-		MaxConnections: options.MaxConnections,
+	protocol, err := ParseProtocol(options.Protocol)
-		MinStreams:     options.MinStreams,
+	if err != nil {
-		MaxStreams:     options.MaxStreams,
+		return nil, err
-		Padding:        options.Padding,
+	}
-	})
+	return NewClient(ctx, dialer, protocol, options.MaxConnections, options.MinStreams, options.MaxStreams), 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.NewUnbindPacketConn(&ClientPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}), nil
+	default:
+		return nil, E.Extend(N.ErrUnknownNetwork, network)
+	}
+}
+
+func (c *Client) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	stream, err := c.openStream()
+	if err != nil {
+		return nil, err
+	}
+	return &ClientPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}, nil
+}
+
+func (c *Client) openStream() (net.Conn, error) {
+	var (
+		session abstractSession
+		stream  net.Conn
+		err     error
+	)
+	for attempts := 0; attempts < 2; attempts++ {
+		session, err = c.offer()
+		if err != nil {
+			continue
+		}
+		stream, err = session.Open()
+		if err != nil {
+			continue
+		}
+		break
+	}
+	if err != nil {
+		return nil, err
+	}
+	return &wrapStream{stream}, nil
+}
+
+func (c *Client) offer() (abstractSession, error) {
+	c.access.Lock()
+	defer c.access.Unlock()
+
+	sessions := make([]abstractSession, 0, c.maxConnections)
+	for element := c.connections.Front(); element != nil; {
+		if element.Value.IsClosed() {
+			nextElement := element.Next()
+			c.connections.Remove(element)
+			element = nextElement
+			continue
+		}
+		sessions = append(sessions, element.Value)
+		element = element.Next()
+	}
+	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 (
+var Destination = M.Socksaddr{
-	Client = mux.Client
+	Fqdn: "sp.mux.sing-box.arpa",
+	Port: 444,
+}
+
+const (
+	ProtocolSMux Protocol = iota
+	ProtocolYAMux
 )
 
-var (
+type Protocol byte
-	Destination      = mux.Destination
+
-	HandleConnection = mux.HandleConnection
+func ParseProtocol(name string) (Protocol, error) {
+	switch name {
+	case "", "smux":
+		return ProtocolSMux, nil
+	case "yamux":
+		return ProtocolYAMux, nil
+	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 +1,257 @@
+package mux
+
+import (
+	"context"
+	"encoding/binary"
+	"net"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/rw"
+	"github.com/sagernet/sing/common/task"
+)
+
+func NewConnection(ctx context.Context, router adapter.Router, errorHandler E.Handler, logger log.ContextLogger, conn net.Conn, metadata adapter.InboundContext) error {
+	request, err := ReadRequest(conn)
+	if err != nil {
+		return err
+	}
+	session, err := request.Protocol.newServer(conn)
+	if err != nil {
+		return err
+	}
+	var group task.Group
+	group.Append0(func(ctx context.Context) error {
+		var stream net.Conn
+		for {
+			stream, err = session.Accept()
+			if err != nil {
+				return err
+			}
+			go newConnection(ctx, router, errorHandler, logger, stream, metadata)
+		}
+	})
+	group.Cleanup(func() {
+		session.Close()
+	})
+	return group.Run(ctx)
+}
+
+func newConnection(ctx context.Context, router adapter.Router, errorHandler E.Handler, logger log.ContextLogger, stream net.Conn, metadata adapter.InboundContext) {
+	stream = &wrapStream{stream}
+	request, err := ReadStreamRequest(stream)
+	if err != nil {
+		logger.ErrorContext(ctx, err)
+		return
+	}
+	metadata.Destination = request.Destination
+	if request.Network == N.NetworkTCP {
+		logger.InfoContext(ctx, "inbound multiplex connection to ", metadata.Destination)
+		hErr := router.RouteConnection(ctx, &ServerConn{ExtendedConn: bufio.NewExtendedConn(stream)}, metadata)
+		stream.Close()
+		if hErr != nil {
+			errorHandler.NewError(ctx, hErr)
+		}
+	} else {
+		var packetConn N.PacketConn
+		if !request.PacketAddr {
+			logger.InfoContext(ctx, "inbound multiplex packet connection to ", metadata.Destination)
+			packetConn = &ServerPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: request.Destination}
+		} else {
+			logger.InfoContext(ctx, "inbound multiplex packet connection")
+			packetConn = &ServerPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream)}
+		}
+		hErr := router.RoutePacketConnection(ctx, packetConn, metadata)
+		stream.Close()
+		if hErr != nil {
+			errorHandler.NewError(ctx, hErr)
+		}
+	}
+}
+
+var _ N.HandshakeConn = (*ServerConn)(nil)
+
+type ServerConn struct {
+	N.ExtendedConn
+	responseWrite bool
+}
+
+func (c *ServerConn) HandshakeFailure(err error) error {
+	errMessage := err.Error()
+	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusError),
+		rw.WriteVString(_buffer, errMessage),
+	)
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerConn) Write(b []byte) (n int, err error) {
+	if c.responseWrite {
+		return c.ExtendedConn.Write(b)
+	}
+	_buffer := buf.StackNewSize(1 + len(b))
+	defer common.KeepAlive(_buffer)
+	buffer := common.Dup(_buffer)
+	defer buffer.Release()
+	common.Must(
+		buffer.WriteByte(statusSuccess),
+		common.Error(buffer.Write(b)),
+	)
+	_, err = c.ExtendedConn.Write(buffer.Bytes())
+	if err != nil {
+		return
+	}
+	c.responseWrite = true
+	return len(b), nil
+}
+
+func (c *ServerConn) WriteBuffer(buffer *buf.Buffer) error {
+	if c.responseWrite {
+		return c.ExtendedConn.WriteBuffer(buffer)
+	}
+	buffer.ExtendHeader(1)[0] = statusSuccess
+	c.responseWrite = true
+	return c.ExtendedConn.WriteBuffer(buffer)
+}
+
+func (c *ServerConn) FrontHeadroom() int {
+	if !c.responseWrite {
+		return 1
+	}
+	return 0
+}
+
+func (c *ServerConn) 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)
+	return findProcessInfo(searcher, 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_linux_shared.go

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

common/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/sleep/manager.go

@@ -1,43 +0,0 @@
-package sleep
-
-import (
-	"sync"
-)
-
-type Manager struct {
-	access sync.Mutex
-	done   chan struct{}
-}
-
-func NewManager() *Manager {
-	closedChan := make(chan struct{})
-	close(closedChan)
-	return &Manager{
-		done: closedChan,
-	}
-}
-
-func (m *Manager) Sleep() {
-	m.access.Lock()
-	defer m.access.Unlock()
-	select {
-	case <-m.done:
-	default:
-		return
-	}
-	m.done = make(chan struct{})
-}
-
-func (m *Manager) Wake() {
-	m.access.Lock()
-	defer m.access.Unlock()
-	select {
-	case <-m.done:
-	default:
-		close(m.done)
-	}
-}
-
-func (m *Manager) Active() <-chan struct{} {
-	return m.done
-}

common/sniff/dns.go

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

common/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/acme.go

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

common/tls/reality_client.go

@@ -111,16 +111,6 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	if err != nil {
 		return nil, err
 	}
-
-	if len(uConfig.NextProtos) > 0 {
-		for _, extension := range uConn.Extensions {
-			if alpnExtension, isALPN := extension.(*utls.ALPNExtension); isALPN {
-				alpnExtension.AlpnProtocols = uConfig.NextProtos
-				break
-			}
-		}
-	}
-
 	hello := uConn.HandshakeState.Hello
 	hello.SessionId = make([]byte, 32)
 	copy(hello.Raw[39:], hello.SessionId)
@@ -134,9 +124,8 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	binary.BigEndian.PutUint64(hello.SessionId, uint64(nowTime.Unix()))
 
 	hello.SessionId[0] = 1
-	hello.SessionId[1] = 8
+	hello.SessionId[1] = 7
-	hello.SessionId[2] = 1
+	hello.SessionId[2] = 5
-	binary.BigEndian.PutUint32(hello.SessionId[4:], uint32(time.Now().Unix()))
 	copy(hello.SessionId[8:], e.shortID[:])
 
 	if debug.Enabled {

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

@@ -10,7 +10,6 @@ import (
 
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/x/list"
 )
 
 type History struct {
@@ -21,7 +20,6 @@ type History struct {
 type HistoryStorage struct {
 	access       sync.RWMutex
 	delayHistory map[string]*History
-	callbacks    list.List[func()]
 }
 
 func NewHistoryStorage() *HistoryStorage {
@@ -30,18 +28,6 @@ func NewHistoryStorage() *HistoryStorage {
 	}
 }
 
-func (s *HistoryStorage) AddListener(listener func()) *list.Element[func()] {
-	s.access.Lock()
-	defer s.access.Unlock()
-	return s.callbacks.PushBack(listener)
-}
-
-func (s *HistoryStorage) RemoveListener(element *list.Element[func()]) {
-	s.access.Lock()
-	defer s.access.Unlock()
-	s.callbacks.Remove(element)
-}
-
 func (s *HistoryStorage) LoadURLTestHistory(tag string) *History {
 	if s == nil {
 		return nil
@@ -53,30 +39,17 @@ func (s *HistoryStorage) LoadURLTestHistory(tag string) *History {
 
 func (s *HistoryStorage) DeleteURLTestHistory(tag string) {
 	s.access.Lock()
+	defer s.access.Unlock()
 	delete(s.delayHistory, tag)
-	s.access.Unlock()
-	s.notifyUpdated()
 }
 
 func (s *HistoryStorage) StoreURLTestHistory(tag string, history *History) {
 	s.access.Lock()
+	defer s.access.Unlock()
 	s.delayHistory[tag] = history
-	s.access.Unlock()
-	s.notifyUpdated()
-}
-
-func (s *HistoryStorage) notifyUpdated() {
-	s.access.RLock()
-	defer s.access.RUnlock()
-	for element := s.callbacks.Front(); element != nil; element = element.Next() {
-		element.Value()
-	}
 }
 
 func URLTest(ctx context.Context, link string, detour N.Dialer) (t uint16, err error) {
-	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 +3,28 @@ package constant
 import (
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/sagernet/sing/common/rw"
 )
 
 const dirName = "sing-box"
 
-var resourcePaths []string
+var (
+	basePath      string
+	resourcePaths []string
+)
+
+func BasePath(name string) string {
+	if basePath == "" || strings.HasPrefix(name, "/") {
+		return name
+	}
+	return filepath.Join(basePath, name)
+}
+
+func SetBasePath(path string) {
+	basePath = path
+}
 
 func FindPath(name string) (string, bool) {
 	name = os.ExpandEnv(name)

constant/proxy.go

@@ -7,7 +7,7 @@ const (
 	TypeDirect       = "direct"
 	TypeBlock        = "block"
 	TypeDNS          = "dns"
-	TypeSOCKS        = "socks"
+	TypeSocks        = "socks"
 	TypeHTTP         = "http"
 	TypeMixed        = "mixed"
 	TypeShadowsocks  = "shadowsocks"
@@ -27,46 +27,3 @@ const (
 	TypeSelector = "selector"
 	TypeURLTest  = "urltest"
 )
-
-func ProxyDisplayName(proxyType string) string {
-	switch proxyType {
-	case TypeDirect:
-		return "Direct"
-	case TypeBlock:
-		return "Block"
-	case TypeDNS:
-		return "DNS"
-	case TypeSOCKS:
-		return "SOCKS"
-	case TypeHTTP:
-		return "HTTP"
-	case TypeShadowsocks:
-		return "Shadowsocks"
-	case TypeVMess:
-		return "VMess"
-	case TypeTrojan:
-		return "Trojan"
-	case TypeNaive:
-		return "Naive"
-	case TypeWireGuard:
-		return "WireGuard"
-	case TypeHysteria:
-		return "Hysteria"
-	case TypeTor:
-		return "Tor"
-	case TypeSSH:
-		return "SSH"
-	case TypeShadowTLS:
-		return "ShadowTLS"
-	case TypeShadowsocksR:
-		return "ShadowsocksR"
-	case TypeVLESS:
-		return "VLESS"
-	case TypeSelector:
-		return "Selector"
-	case TypeURLTest:
-		return "URLTest"
-	default:
-		return "Unknown"
-	}
-}

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

@@ -1,266 +1,3 @@
-#### 1.3.6
-
-* Fixes and improvements
-
-#### 1.3.5
-
-* Fixes and improvements
-* Introducing our [Apple tvOS](/installation/clients/sft) client applications **1**
-* Add per app proxy and app installed/updated trigger support for Android client
-* Add profile sharing support for Android/iOS/macOS clients
-
-**1**:
-
-Due to the requirement of tvOS 17, the app cannot be submitted to the App Store for the time being, and can only be downloaded through TestFlight.
-
-#### 1.3.4
-
-* Fixes and improvements
-* We're now on the [App Store](https://apps.apple.com/us/app/sing-box/id6451272673), always free! It should be noted that due to stricter and slower review, the release of Store versions will be delayed.
-* We've made a standalone version of the macOS client (the original Application Extension relies on App Store distribution), which you can download as SFM-version-universal.zip in the release artifacts.
-
-#### 1.3.3
-
-* Fixes and improvements
-
-#### 1.3.1-rc.1
-
-* Fix bugs and update dependencies
-
-#### 1.3.1-beta.3
-
-* Introducing our [new iOS](/installation/clients/sfi) and [macOS](/installation/clients/sfm) client applications **1**
-* Fixes and improvements
-
-**1**:
-
-The old testflight link and app are no longer valid.
-
-#### 1.3.1-beta.2
-
-* Fix bugs and update dependencies
-
-#### 1.3.1-beta.1
-
-* Fixes and improvements
-
-#### 1.3.0
-
-* Fix bugs and update dependencies
-
-Important changes since 1.2:
-
-* Add [FakeIP](/configuration/dns/fakeip) support **1**
-* Improve multiplex **2**
-* Add [DNS reverse mapping](/configuration/dns#reverse_mapping) support
-* Add `rewrite_ttl` DNS rule action
-* Add `store_fakeip` Clash API option
-* Add multi-peer support for [WireGuard](/configuration/outbound/wireguard#peers) outbound
-* Add loopback detect
-* Add Clash.Meta API compatibility for Clash API
-* Download Yacd-meta by default if the specified Clash `external_ui` directory is empty
-* Add path and headers option for HTTP outbound
-* Perform URLTest recheck after network changes
-* Fix `system` tun stack for ios
-* Fix network monitor for android/ios
-* Update VLESS and XUDP protocol
-* Make splice work with traffic statistics systems like Clash API
-* Significantly reduces memory usage of idle connections
-* Improve DNS caching
-* Add `independent_cache` [option](/configuration/dns#independent_cache) for DNS
-* Reimplemented shadowsocks client
-* Add multiplex support for VLESS outbound
-* Automatically add Windows firewall rules in order for the system tun stack to work
-* Fix TLS 1.2 support for shadow-tls client
-* Add `cache_id` [option](/configuration/experimental#cache_id) for Clash cache file
-* Fix `local` DNS transport for Android
-
-*1*:
-
-See [FAQ](/faq/fakeip) for more information.
-
-*2*:
-
-Added new `h2mux` multiplex protocol and `padding` multiplex option, see [Multiplex](/configuration/shared/multiplex).
-
-#### 1.3-rc2
-
-* Fix `local` DNS transport for Android
-* Fix bugs and update dependencies
-
-#### 1.3-rc1
-
-* Fix bugs and update dependencies
-
-#### 1.3-beta14
-
-* Fixes and improvements
-
-#### 1.3-beta13
-
-* Fix resolving fakeip domains  **1**
-* Deprecate L3 routing
-* Fix bugs and update dependencies
-
-**1**:
-
-If the destination address of the connection is obtained from fakeip, dns rules with server type fakeip will be skipped.
-
-#### 1.3-beta12
-
-* Automatically add Windows firewall rules in order for the system tun stack to work
-* Fix TLS 1.2 support for shadow-tls client
-* Add `cache_id` [option](/configuration/experimental#cache_id) for Clash cache file
-* Fixes and improvements
-
-#### 1.3-beta11
-
-* Fix bugs and update dependencies
-
-#### 1.3-beta10
-
-* Improve direct copy **1**
-* Improve DNS caching
-* Add `independent_cache` [option](/configuration/dns#independent_cache) for DNS
-* Reimplemented shadowsocks client **2**
-* Add multiplex support for VLESS outbound
-* Set TCP keepalive for WireGuard gVisor TCP connections
-* Fixes and improvements
-
-**1**:
-
-* Make splice work with traffic statistics systems like Clash API
-* Significantly reduces memory usage of idle connections
-
-**2**:
-
-Improved performance and reduced memory usage.
-
-#### 1.3-beta9
-
-* Improve multiplex **1**
-* 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
-
-#### 1.3-beta2
-
-* Download clash-dashboard if the specified Clash `external_ui` directory is empty
-* Fix bugs and update dependencies
-
-#### 1.3-beta1
-
-* Add [DNS reverse mapping](/configuration/dns#reverse_mapping) support
-* Add [L3 routing](/configuration/route/ip-rule) support **1**
-* Add `rewrite_ttl` DNS rule action
-* Add [FakeIP](/configuration/dns/fakeip) support **2**
-* Add `store_fakeip` Clash API option
-* Add multi-peer support for [WireGuard](/configuration/outbound/wireguard#peers) outbound
-* Add loopback detect
-
-*1*:
-
-It can currently be used to [route connections directly to WireGuard](/examples/wireguard-direct) or block connections
-at the IP layer.
-
-*2*:
-
-See [FAQ](/faq/fakeip) for more information.
-
-#### 1.2.3
-
-* Introducing our [new Android client application](/installation/clients/sfa)
-* Improve UDP domain destination NAT
-* Update reality protocol
-* Fix TTL calculation for DNS response
-* Fix v2ray HTTP transport compatibility
-* Fix bugs and update dependencies
-
-#### 1.2.2
-
-* Accept `any` outbound in dns rule **1**
-* Fix bugs and update dependencies
-
-*1*:
-
-Now you can use the `any` outbound rule to match server address queries instead of filling in all server domains
-to `domain` rule.
-
-#### 1.2.1
-
-* Fix missing default host in v2ray http transport`s request
-* Flush DNS cache for macOS when tun start/close
-* Fix tun's DNS hijacking compatibility with systemd-resolved
-
-#### 1.2.0
-
-* Fix bugs and update dependencies
-
-Important changes since 1.1:
-
-* Introducing our [new iOS client application](/installation/clients/sfi)
-* Introducing [UDP over TCP protocol version 2](/configuration/shared/udp-over-tcp)
-* Add [platform options](/configuration/inbound/tun#platform) for tun inbound
-* Add [ShadowTLS protocol v3](https://github.com/ihciah/shadow-tls/blob/master/docs/protocol-v3-en.md)
-* Add [VLESS server](/configuration/inbound/vless) and [vision](/configuration/outbound/vless#flow) support
-* Add [reality TLS](/configuration/shared/tls) support
-* Add [NTP service](/configuration/ntp)
-* Add [DHCP DNS server](/configuration/dns/server) support
-* Add SSH [host key validation](/configuration/outbound/ssh) support
-* Add [query_type](/configuration/dns/rule) DNS rule item
-* Add fallback support for v2ray transport
-* Add custom TLS server support for http based v2ray transports
-* Add health check support for http-based v2ray transports
-* Add multiple configuration support
-
-#### 1.2-rc1
-
-* Fix bugs and update dependencies
-
 #### 1.2-beta10
 
 * Add multiple configuration support **1**
@@ -268,11 +5,9 @@ Important changes since 1.1:
 
 *1*:
 
-Now you can pass the parameter `--config` or `-c` multiple times, or use the new parameter `--config-directory` or `-C`
+Now you can pass the parameter `--config` or `-c` multiple times, or use the new parameter `--config-directory` or `-C` to load all configuration files in a directory.
-to load all configuration files in a directory.
 
-Loaded configuration files are sorted by name. If you want to control the merge order, add a numeric prefix to the file
+Loaded configuration files are sorted by name. If you want to control the merge order, add a numeric prefix to the file name.
-name.
 
 #### 1.1.7
 

docs/configuration/dns/fakeip.md

@@ -1,25 +0,0 @@
-# FakeIP
-
-### Structure
-
-```json
-{
-  "enabled": true,
-  "inet4_range": "198.18.0.0/15",
-  "inet6_range": "fc00::/18"
-}
-```
-
-### Fields
-
-#### enabled
-
-Enable FakeIP service.
-
-#### inet4_range
-
-IPv4 address range for FakeIP.
-
-#### inet6_address
-
-IPv6 address range for FakeIP.

docs/configuration/dns/fakeip.zh.md

@@ -1,25 +0,0 @@
-# FakeIP
-
-### 结构
-
-```json
-{
-  "enabled": true,
-  "inet4_range": "198.18.0.0/15",
-  "inet6_range": "fc00::/18"
-}
-```
-
-### 字段
-
-#### enabled
-
-启用 FakeIP 服务。
-
-#### inet4_range
-
-用于 FakeIP 的 IPv4 地址范围。
-
-#### inet6_range
-
-用于 FakeIP 的 IPv6 地址范围。

docs/configuration/dns/index.md

@@ -10,10 +10,7 @@
     "final": "",
     "strategy": "",
     "disable_cache": false,
-    "disable_expire": false,
+    "disable_expire": false
-    "independent_cache": false,
-    "reverse_mapping": false,
-    "fakeip": {}
   }
 }
 
@@ -25,7 +22,6 @@
 |----------|--------------------------------|
 | `server` | List of [DNS Server](./server) |
 | `rules`  | List of [DNS Rule](./rule)     |
-| `fakeip` | [FakeIP](./fakeip)             |
 
 #### final
 
@@ -47,19 +43,4 @@ Disable dns cache.
 
 #### disable_expire
 
-Disable dns cache expire.
+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.
-
-Since this process relies on the act of resolving domain names by an application before making a request, it can be
-problematic in environments such as macOS, where DNS is proxied and cached by the system.
-
-#### fakeip
-
-[FakeIP](./fakeip) settings.

docs/configuration/dns/index.zh.md

@@ -10,10 +10,7 @@
     "final": "",
     "strategy": "",
     "disable_cache": false,
-    "disable_expire": false,
+    "disable_expire": false
-    "independent_cache": false,
-    "reverse_mapping": false,
-    "fakeip": {}
   }
 }
 
@@ -46,18 +43,4 @@
 
 #### disable_expire
 
-禁用 DNS 缓存过期。
+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。
-
-由于此过程依赖于应用程序在发出请求之前解析域名的行为，因此在 macOS 等 DNS 由系统代理和缓存的环境中可能会出现问题。
-
-#### fakeip
-
-[FakeIP](./fakeip) 设置。

docs/configuration/dns/rule.md

@@ -84,16 +84,14 @@
           "direct"
         ],
         "server": "local",
-        "disable_cache": false,
+        "disable_cache": false
-        "rewrite_ttl": 100
       },
       {
         "type": "logical",
         "mode": "and",
         "rules": [],
         "server": "local",
-        "disable_cache": false,
+        "disable_cache": false
-        "rewrite_ttl": 100
       }
     ]
   }
@@ -234,8 +232,6 @@ Invert match result.
 
 Match outbound.
 
-`any` can be used as a value to match any outbound.
-
 #### server
 
 ==Required==
@@ -246,10 +242,6 @@ Tag of the target dns server.
 
 Disable cache and save cache in this query.
 
-#### rewrite_ttl
-
-Rewrite TTL in DNS responses.
-
 ### Logical Fields
 
 #### type
@@ -262,4 +254,18 @@ Rewrite TTL in DNS responses.
 
 #### rules
 
-Included default rules.
+Included default rules.
+
+#### invert
+
+Invert match result.
+
+#### server
+
+==Required==
+
+Tag of the target dns server.
+
+#### disable_cache
+
+Disable cache and save cache in this query.

docs/configuration/dns/rule.zh.md

@@ -231,8 +231,6 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 匹配出站。
 
-`any` 可作为值用于匹配任意出站。
-
 #### server
 
 ==必填==
@@ -243,10 +241,6 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 在此查询中禁用缓存。
 
-#### rewrite_ttl
-
-重写 DNS 回应中的 TTL。
-
 ### 逻辑字段
 
 #### type
@@ -259,4 +253,18 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 #### rules
 
-包括的默认规则。
+包括的默认规则。
+
+#### invert
+
+反选匹配结果。
+
+#### server
+
+==必填==
+
+目标 DNS 服务器的标签。
+
+#### disable_cache
+
+在此查询中禁用缓存。

docs/configuration/dns/server.md

@@ -30,18 +30,17 @@ The tag of the dns server.
 
 The address of the dns server.
 
-| Protocol                            | Format                        |
+| Protocol | Format                        |
-|-------------------------------------|-------------------------------|
+|----------|-------------------------------|
-| `System`                            | `local`                       |
+| `System` | `local`                       |
-| `TCP`                               | `tcp://1.0.0.1`               |
+| `TCP`    | `tcp://1.0.0.1`               |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`     |
+| `UDP`    | `8.8.8.8` `udp://8.8.4.4`     |
-| `TLS`                               | `tls://dns.google`            |
+| `TLS`    | `tls://dns.google`            |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`   |
+| `HTTPS`  | `https://1.1.1.1/dns-query`   |
-| `QUIC`                              | `quic://dns.adguard.com`      |
+| `QUIC`   | `quic://dns.adguard.com`      |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`      |
+| `HTTP3`  | `h3://8.8.8.8/dns-query`      |
-| `RCode`                             | `rcode://refused`             |
+| `RCode`  | `rcode://refused`             |
-| `DHCP`                              | `dhcp://auto` or `dhcp://en0` |
+| `DHCP`   | `dhcp://auto` or `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                      |
 
 !!! warning ""
 
@@ -94,4 +93,4 @@ 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 +30,17 @@ DNS 服务器的标签。
 
 DNS 服务器的地址。
 
-| 协议                                  | 格式                           |
+| 协议       | 格式                           |
-|-------------------------------------|------------------------------|
+|----------|------------------------------|
-| `System`                            | `local`                      |
+| `System` | `local`                      |
-| `TCP`                               | `tcp://1.0.0.1`              |
+| `TCP`    | `tcp://1.0.0.1`              |
-| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`    |
+| `UDP`    | `8.8.8.8` `udp://8.8.4.4`    |
-| `TLS`                               | `tls://dns.google`           |
+| `TLS`    | `tls://dns.google`           |
-| `HTTPS`                             | `https://1.1.1.1/dns-query`  |
+| `HTTPS`  | `https://1.1.1.1/dns-query`  |
-| `QUIC`                              | `quic://dns.adguard.com`     |
+| `QUIC`   | `quic://dns.adguard.com`     |
-| `HTTP3`                             | `h3://8.8.8.8/dns-query`     |
+| `HTTP3`  | `h3://8.8.8.8/dns-query`     |
-| `RCode`                             | `rcode://refused`            |
+| `RCode`  | `rcode://refused`            |
-| `DHCP`                              | `dhcp://auto` 或 `dhcp://en0` |
+| `DHCP`   | `dhcp://auto` 或 `dhcp://en0` |
-| [FakeIP](/configuration/dns/fakeip) | `fakeip`                     |
 
 !!! warning ""
 

docs/configuration/experimental/index.md

@@ -7,14 +7,11 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "",
+      "external_ui": "folder",
-      "external_ui_download_url": "",
-      "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "",
+      "default_mode": "rule",
       "store_selected": false,
-      "cache_file": "",
+      "cache_file": "cache.db"
-      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -56,18 +53,6 @@ A relative path to the configuration directory or an absolute path to a
 directory in which you put some static web resource. sing-box will then
 serve it at `http://{{external-controller}}/ui`.
 
-#### external_ui_download_url
-
-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.
-
-#### external_ui_download_detour
-
-The tag of the outbound to download the external UI.
-
-Default outbound will be used if empty.
-
 #### secret
 
 Secret for the RESTful API (optional)
@@ -92,12 +77,6 @@ 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 +7,11 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "",
+      "external_ui": "folder",
-      "external_ui_download_url": "",
-      "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "",
+      "default_mode": "rule",
       "store_selected": false,
-      "cache_file": "",
+      "cache_file": "cache.db"
-      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -54,18 +51,6 @@ RESTful web API 监听地址。如果为空，则禁用 Clash API。
 
 到静态网页资源目录的相对路径或绝对路径。sing-box 会在 `http://{{external-controller}}/ui` 下提供它。
 
-#### external_ui_download_url
-
-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`。
-
-#### external_ui_download_detour
-
-用于下载静态网页资源的出站的标签。
-
-如果为空，将使用默认出站。
-
 #### secret
 
 RESTful API 的密钥（可选）
@@ -90,12 +75,6 @@ Clash 中的默认模式，默认使用 `rule`。
 
 缓存文件路径，默认使用`cache.db`。
 
-#### cache_id
-
-缓存 ID。
-
-如果不为空，`store_selected` 将会使用以此为键的独立存储。
-
 ### V2Ray API 字段
 
 !!! error ""

docs/configuration/inbound/http.md

@@ -40,8 +40,4 @@ No authentication required if empty.
 
     Only supported on Linux, Android, Windows, and macOS.
 
-!!! warning ""
-
-    To work on Android and iOS without privileges, use tun.platform.http_proxy instead.
-
 Automatically set system proxy configuration when start and clean up when stop.

docs/configuration/inbound/http.zh.md

@@ -40,8 +40,4 @@ HTTP 用户
 
     仅支持 Linux、Android、Windows 和 macOS。
 
-!!! warning ""
-
-    要在无特权的 Android 和 iOS 上工作，请改用 tun.platform.http_proxy。
-
 启动时自动设置系统代理，停止时自动清理。

docs/configuration/inbound/mixed.md

@@ -37,8 +37,4 @@ No authentication required if empty.
 
     Only supported on Linux, Android, Windows, and macOS.
 
-!!! warning ""
+Automatically set system proxy configuration when start and clean up when stop.
-
-    To work on Android and iOS without privileges, use tun.platform.http_proxy instead.
-
-Automatically set system proxy configuration when start and clean up when stop.

docs/configuration/inbound/mixed.zh.md

@@ -37,8 +37,4 @@ SOCKS 和 HTTP 用户
 
     仅支持 Linux、Android、Windows 和 macOS。
 
-!!! warning ""
-
-    要在无特权的 Android 和 iOS 上工作，请改用 tun.platform.http_proxy。
-
 启动时自动设置系统代理，停止时自动清理。

docs/configuration/inbound/tun.md

@@ -107,7 +107,8 @@ Enforce strict routing rules when `auto_route` is enabled:
 * Let unsupported network unreachable
 * Route all connections to tun
 
-It prevents address leaks and makes DNS hijacking work on Android, but your device will not be accessible by others.
+It prevents address leaks and makes DNS hijacking work on Android and Linux with systemd-resolved, but your device will
+not be accessible by others.
 
 *In Windows*:
 

docs/configuration/inbound/tun.zh.md

@@ -107,7 +107,7 @@ tun 接口的 IPv6 前缀。
 * 让不支持的网络无法到达
 * 将所有连接路由到 tun
 
-它可以防止地址泄漏，并使 DNS 劫持在 Android 上工作，但你的设备将无法其他设备被访问。
+它可以防止地址泄漏，并使 DNS 劫持在 Android 和使用 systemd-resolved 的 Linux 上工作，但你的设备将无法其他设备被访问。
 
 *在 Windows 中*:
 

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/index.md

@@ -37,10 +37,4 @@
 
 #### tag
 
-The tag of the outbound.
+The tag of the outbound.
-
-### Features
-
-#### Outbounds that support IP connection
-
-* `WireGuard`

docs/configuration/outbound/index.zh.md

@@ -36,10 +36,4 @@
 
 #### tag
 
-出站的标签。
+出站的标签。
-
-### 特性
-
-#### 支持 IP 连接的出站
-
-* `WireGuard`

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/outbound/wireguard.md

@@ -13,18 +13,6 @@
     "10.0.0.2/32"
   ],
   "private_key": "YNXtAzepDqRv9H52osJVDQnznT5AM11eCK3ESpwSt04=",
-  "peers": [
-    {
-      "server": "127.0.0.1",
-      "server_port": 1080,
-      "public_key": "Z1XXLsKYkYxuiYjJIkRvtIKFepCYHTgON+GwPq7SOV4=",
-      "pre_shared_key": "31aIhAPwktDGpH4JDhA8GNvjFXEf/a6+UaQRyOAiyfM=",
-      "allowed_ips": [
-        "0.0.0.0/0"
-      ],
-      "reserved": [0, 0, 0]
-    }
-  ],
   "peer_public_key": "Z1XXLsKYkYxuiYjJIkRvtIKFepCYHTgON+GwPq7SOV4=",
   "pre_shared_key": "31aIhAPwktDGpH4JDhA8GNvjFXEf/a6+UaQRyOAiyfM=",
   "reserved": [0, 0, 0],
@@ -48,13 +36,13 @@
 
 #### server
 
-==Required if multi-peer disabled==
+==Required==
 
 The server address.
 
 #### server_port
 
-==Required if multi-peer disabled==
+==Required==
 
 The server port.
 
@@ -87,25 +75,9 @@ wg genkey
 echo "private key" || wg pubkey
 ```
 
-#### peers
-
-Multi-peer support. 
-
-If enabled, `server, server_port, peer_public_key, pre_shared_key` will be ignored.
-
-#### peers.allowed_ips
-
-WireGuard allowed IPs.
-
-#### peers.reserved
-
-WireGuard reserved field bytes.
-
-`$outbound.reserved` will be used if empty.
-
 #### peer_public_key
 
-==Required if multi-peer disabled==
+==Required==
 
 WireGuard peer public key.
 

docs/configuration/route/index.md

@@ -19,11 +19,11 @@
 
 ### Fields
 
-| Key        | Format                             |
+| Key       | Format                       |
-|------------|------------------------------------|
+|-----------|------------------------------|
-| `geoip`    | [GeoIP](./geoip)                   |
+| `geoip`   | [GeoIP](./geoip)             |
-| `geosite`  | [Geosite](./geosite)               |
+| `geosite` | [Geosite](./geosite)         |
-| `rules`    | List of [Route Rule](./rule)       |
+| `rules`   | List of [Route Rule](./rule) |
 
 #### final
 

docs/configuration/route/index.zh.md

@@ -7,7 +7,6 @@
   "route": {
     "geoip": {},
     "geosite": {},
-    "ip_rules": [],
     "rules": [],
     "final": "",
     "auto_detect_interface": false,
@@ -20,12 +19,11 @@
 
 ### 字段
 
-| 键          | 格式                      |
+| 键         | 格式                   |
-|------------|-------------------------|
+|-----------|----------------------|
-| `geoip`    | [GeoIP](./geoip)        |
+| `geoip`   | [GeoIP](./geoip)     |
-| `geosite`  | [GeoSite](./geosite)    |
+| `geosite` | [GeoSite](./geosite) |
-| `ip_rules` | 一组 [IP 路由规则](./ip-rule) |
+| `rules`   | 一组 [路由规则](./rule)    |
-| `rules`    | 一组 [路由规则](./rule)       |
 
 #### final
 
@@ -67,4 +65,4 @@
 
 默认为出站连接设置路由标记。
 
-如果设置了 `outbound.routing_mark` 设置，则不生效。
+如果设置了 `outbound.routing_mark` 设置，则不生效。

docs/configuration/route/ip-rule.md

@@ -1,205 +0,0 @@
-### Structure
-
-```json
-{
-  "route": {
-    "ip_rules": [
-      {
-        "inbound": [
-          "mixed-in"
-        ],
-        "ip_version": 6,
-        "network": [
-          "tcp"
-        ],
-        "domain": [
-          "test.com"
-        ],
-        "domain_suffix": [
-          ".cn"
-        ],
-        "domain_keyword": [
-          "test"
-        ],
-        "domain_regex": [
-          "^stun\\..+"
-        ],
-        "geosite": [
-          "cn"
-        ],
-        "source_geoip": [
-          "private"
-        ],
-        "geoip": [
-          "cn"
-        ],
-        "source_ip_cidr": [
-          "10.0.0.0/24",
-          "192.168.0.1"
-        ],
-        "ip_cidr": [
-          "10.0.0.0/24",
-          "192.168.0.1"
-        ],
-        "source_port": [
-          12345
-        ],
-        "source_port_range": [
-          "1000:2000",
-          ":3000",
-          "4000:"
-        ],
-        "port": [
-          80,
-          443
-        ],
-        "port_range": [
-          "1000:2000",
-          ":3000",
-          "4000:"
-        ],
-        "invert": false,
-        "action": "direct",
-        "outbound": "wireguard"
-      },
-      {
-        "type": "logical",
-        "mode": "and",
-        "rules": [],
-        "invert": false,
-        "action": "direct",
-        "outbound": "wireguard"
-      }
-    ]
-  }
-}
-
-```
-
-!!! note ""
-
-    You can ignore the JSON Array [] tag when the content is only one item
-
-### Default Fields
-
-!!! note ""
-
-    The default rule uses the following matching logic:  
-    (`domain` || `domain_suffix` || `domain_keyword` || `domain_regex` || `geosite` || `geoip` || `ip_cidr`) &&  
-    (`port` || `port_range`) &&  
-    (`source_geoip` || `source_ip_cidr`) &&  
-    (`source_port` || `source_port_range`) &&  
-    `other fields`
-
-#### inbound
-
-Tags of [Inbound](/configuration/inbound).
-
-#### ip_version
-
-4 or 6.
-
-Not limited if empty.
-
-#### network
-
-Match network protocol.
-
-Available values:
-
-* `tcp`
-* `udp`
-* `icmpv4`
-* `icmpv6`
-
-#### domain
-
-Match full domain.
-
-#### domain_suffix
-
-Match domain suffix.
-
-#### domain_keyword
-
-Match domain using keyword.
-
-#### domain_regex
-
-Match domain using regular expression.
-
-#### geosite
-
-Match geosite.
-
-#### source_geoip
-
-Match source geoip.
-
-#### geoip
-
-Match geoip.
-
-#### source_ip_cidr
-
-Match source ip cidr.
-
-#### ip_cidr
-
-Match ip cidr.
-
-#### source_port
-
-Match source port.
-
-#### source_port_range
-
-Match source port range.
-
-#### port
-
-Match port.
-
-#### port_range
-
-Match port range.
-
-#### invert
-
-Invert match result.
-
-#### action
-
-==Required==
-
-| Action | Description                                                        |
-|--------|--------------------------------------------------------------------|
-| return | Stop IP routing and assemble the connection to the transport layer |
-| block  | Block the connection                                               |
-| direct | Directly forward the connection                                    |
-
-#### outbound
-
-==Required if action is direct==
-
-Tag of the target outbound.
-
-Only outbound which supports IP connection can be used, see [Outbounds that support IP connection](/configuration/outbound/#outbounds-that-support-ip-connection).
-
-### Logical Fields
-
-#### type
-
-`logical`
-
-#### mode
-
-==Required==
-
-`and` or `or`
-
-#### rules
-
-==Required==
-
-Included default rules.

docs/configuration/route/ip-rule.zh.md

@@ -1,204 +0,0 @@
-### 结构
-
-```json
-{
-  "route": {
-    "ip_rules": [
-      {
-        "inbound": [
-          "mixed-in"
-        ],
-        "ip_version": 6,
-        "network": [
-          "tcp"
-        ],
-        "domain": [
-          "test.com"
-        ],
-        "domain_suffix": [
-          ".cn"
-        ],
-        "domain_keyword": [
-          "test"
-        ],
-        "domain_regex": [
-          "^stun\\..+"
-        ],
-        "geosite": [
-          "cn"
-        ],
-        "source_geoip": [
-          "private"
-        ],
-        "geoip": [
-          "cn"
-        ],
-        "source_ip_cidr": [
-          "10.0.0.0/24",
-          "192.168.0.1"
-        ],
-        "ip_cidr": [
-          "10.0.0.0/24",
-          "192.168.0.1"
-        ],
-        "source_port": [
-          12345
-        ],
-        "source_port_range": [
-          "1000:2000",
-          ":3000",
-          "4000:"
-        ],
-        "port": [
-          80,
-          443
-        ],
-        "port_range": [
-          "1000:2000",
-          ":3000",
-          "4000:"
-        ],
-        "invert": false,
-        "action": "direct",
-        "outbound": "wireguard"
-      },
-      {
-        "type": "logical",
-        "mode": "and",
-        "rules": [],
-        "invert": false,
-        "action": "direct",
-        "outbound": "wireguard"
-      }
-    ]
-  }
-}
-
-```
-
-!!! note ""
-
-    当内容只有一项时，可以忽略 JSON 数组 [] 标签。
-
-### Default Fields
-
-!!! note ""
-
-    默认规则使用以下匹配逻辑:  
-    (`domain` || `domain_suffix` || `domain_keyword` || `domain_regex` || `geosite` || `geoip` || `ip_cidr`) &&  
-    (`port` || `port_range`) &&  
-    (`source_geoip` || `source_ip_cidr`) &&  
-    (`source_port` || `source_port_range`) &&  
-    `other fields`
-
-#### inbound
-
-[入站](/zh/configuration/inbound) 标签。
-
-#### ip_version
-
-4 或 6。
-
-默认不限制。
-
-#### network
-
-匹配网络协议。
-
-可用值：
-
-* `tcp`
-* `udp`
-* `icmpv4`
-* `icmpv6`
-
-#### domain
-
-匹配完整域名。
-
-#### domain_suffix
-
-匹配域名后缀。
-
-#### domain_keyword
-
-匹配域名关键字。
-
-#### domain_regex
-
-匹配域名正则表达式。
-
-#### geosite
-
-匹配 GeoSite。
-
-#### source_geoip
-
-匹配源 GeoIP。
-
-#### geoip
-
-匹配 GeoIP。
-
-#### source_ip_cidr
-
-匹配源 IP CIDR。
-
-#### ip_cidr
-
-匹配 IP CIDR。
-
-#### source_port
-
-匹配源端口。
-
-#### source_port_range
-
-匹配源端口范围。
-
-#### port
-
-匹配端口。
-
-#### port_range
-
-匹配端口范围。
-
-#### invert
-
-反选匹配结果。
-
-#### action
-
-==必填==
-
-| Action | 描述                  |
-|--------|---------------------|
-| return | 停止 IP 路由并将该连接组装到传输层 |
-| block  | 屏蔽该连接               |
-| direct | 直接转发该连接             |
-
-
-#### outbound
-
-==action 为 direct 则必填==
-
-目标出站的标签。
-
-### 逻辑字段
-
-#### type
-
-`logical`
-
-#### mode
-
-==必填==
-
-`and` 或 `or`
-
-#### rules
-
-==必填==
-
-包括的默认规则。

docs/configuration/route/rule.md

@@ -9,9 +9,7 @@
           "mixed-in"
         ],
         "ip_version": 6,
-        "network": [
+        "network": "tcp",
-          "tcp"
-        ],
         "auth_user": [
           "usera",
           "userb"
@@ -246,12 +244,18 @@ Tag of the target outbound.
 
 #### mode
 
-==Required==
-
 `and` or `or`
 
 #### rules
 
+Included default rules.
+
+#### invert
+
+Invert match result.
+
+#### outbound
+
 ==Required==
 
-Included default rules.
+Tag of the target outbound.

docs/configuration/route/rule.zh.md

@@ -9,9 +9,7 @@
           "mixed-in"
         ],
         "ip_version": 6,
-        "network": [
+        "network": "tcp",
-          "tcp"
-        ],
         "auth_user": [
           "usera",
           "userb"
@@ -244,12 +242,18 @@
 
 #### mode
 
-==必填==
-
 `and` 或 `or`
 
 #### rules
 
+包括的默认规则。
+
+#### invert
+
+反选匹配结果。
+
+#### outbound
+
 ==必填==
 
-包括的默认规则。
+目标出站的标签。