documentation: Update changelog

This allows graceful recovery when network isn't good enough.

[Original hysteria source
code](13d46da998/core/cs/client.go (L182))
has similar mechanism.

.goreleaser.yaml

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

Dockerfile

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

Makefile

@@ -1,6 +1,6 @@
 NAME = sing-box
 COMMIT = $(shell git rev-parse --short HEAD)
-TAGS ?= with_gvisor,with_quic,with_wireguard,with_utls,with_reality_server,with_clash_api
+TAGS ?= with_gvisor,with_quic,with_dhcp,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,prefix(github.com/sagernet/),default" .
+	@gci write --custom-order -s standard -s "prefix(github.com/sagernet/)" -s "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 --rm-dist --snapshot || exit 1
+	go run ./cmd/internal/build goreleaser release --clean --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 --rm-dist --skip-publish || exit 1
+	go run ./cmd/internal/build goreleaser release --clean --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

adapter/fakeip.go

@@ -21,3 +21,8 @@ type FakeIPStorage interface {
 	FakeIPLoad(address netip.Addr) (string, bool)
 	FakeIPReset() error
 }
+
+type FakeIPTransport interface {
+	dns.Transport
+	Store() FakeIPStore
+}

adapter/inbound.go

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

adapter/outbound.go

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

adapter/router.go

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

box.go

@@ -62,6 +62,7 @@ func New(options Options) (*Box, error) {
 		defaultLogWriter = io.Discard
 	}
 	logFactory, err := log.New(log.Options{
+		Context:        ctx,
 		Options:        common.PtrValueOrDefault(options.Log),
 		Observable:     needClashAPI,
 		DefaultWriter:  defaultLogWriter,
@@ -142,7 +143,7 @@ func New(options Options) (*Box, error) {
 	preServices := make(map[string]adapter.Service)
 	postServices := make(map[string]adapter.Service)
 	if needClashAPI {
-		clashServer, err := experimental.NewClashServer(router, logFactory.(log.ObservableFactory), common.PtrValueOrDefault(options.Experimental.ClashAPI))
+		clashServer, err := experimental.NewClashServer(ctx, router, logFactory.(log.ObservableFactory), common.PtrValueOrDefault(options.Experimental.ClashAPI))
 		if err != nil {
 			return nil, E.Cause(err, "create clash api server")
 		}
@@ -216,20 +217,9 @@ func (s *Box) preStart() error {
 			return E.Cause(err, "pre-starting ", serviceName)
 		}
 	}
-	for i, out := range s.outbounds {
-		var tag string
-		if out.Tag() == "" {
-			tag = F.ToString(i)
-		} else {
-			tag = out.Tag()
-		}
-		if starter, isStarter := out.(common.Starter); isStarter {
-			s.logger.Trace("initializing outbound/", out.Type(), "[", tag, "]")
-			err := starter.Start()
-			if err != nil {
-				return E.Cause(err, "initialize outbound/", out.Type(), "[", tag, "]")
-			}
-		}
+	err := s.startOutbounds()
+	if err != nil {
+		return err
 	}
 	return s.router.Start()
 }

box_outbound.go

@@ -0,0 +1,76 @@
+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()
+		}
+		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

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"go/build"
 	"os"
 	"os/exec"
 
@@ -11,6 +12,10 @@ 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

@@ -5,6 +5,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"strings"
 
 	_ "github.com/sagernet/gomobile/event/key"
 	"github.com/sagernet/sing-box/cmd/internal/build_shared"
@@ -38,18 +39,22 @@ func main() {
 var (
 	sharedFlags []string
 	debugFlags  []string
+	sharedTags  []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_dhcp", "with_wireguard", "with_utls", "with_clash_api")
+	debugTags = append(debugTags, "debug")
 }
 
 func buildAndroid() {
@@ -70,9 +75,9 @@ func buildAndroid() {
 
 	args = append(args, "-tags")
 	if !debugEnabled {
-		args = append(args, "with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api")
+		args = append(args, strings.Join(sharedTags, ","))
 	} else {
-		args = append(args, "with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api,debug")
+		args = append(args, strings.Join(append(sharedTags, debugTags...), ","))
 	}
 	args = append(args, "./experimental/libbox")
 
@@ -109,11 +114,12 @@ func buildiOS() {
 		args = append(args, debugFlags...)
 	}
 
+	tags := append(sharedTags, "with_low_memory", "with_conntrack")
 	args = append(args, "-tags")
 	if !debugEnabled {
-		args = append(args, "with_gvisor,with_quic,with_utls,with_clash_api,with_low_memory,with_conntrack")
+		args = append(args, strings.Join(tags, ","))
 	} else {
-		args = append(args, "with_gvisor,with_quic,with_utls,with_clash_api,with_low_memory,with_conntrack,debug")
+		args = append(args, strings.Join(append(tags, debugTags...), ","))
 	}
 	args = append(args, "./experimental/libbox")
 

cmd/sing-box/debug.go

@@ -1,44 +0,0 @@
-//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)
-		}
-	}()
-}

common/dialer/conntrack/packet_conn.go

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

common/mux/client.go

@@ -1,535 +1,21 @@
 package mux
 
 import (
-	"context"
-	"encoding/binary"
-	"io"
-	"net"
-	"sync"
-
 	"github.com/sagernet/sing-box/option"
-	"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"
+	"github.com/sagernet/sing-mux"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/x/list"
 )
 
-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) {
+func NewClientWithOptions(dialer N.Dialer, options option.MultiplexOptions) (*Client, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
-	if options.MaxConnections == 0 && options.MaxStreams == 0 {
-		options.MinStreams = 8
-	}
-	protocol, err := ParseProtocol(options.Protocol)
-	if err != nil {
-		return nil, err
-	}
-	return NewClient(ctx, dialer, protocol, options.MaxConnections, options.MinStreams, options.MaxStreams), nil
-}
-
-func (c *Client) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	switch N.NetworkName(network) {
-	case N.NetworkTCP:
-		stream, err := c.openStream()
-		if err != nil {
-			return nil, err
-		}
-		return &ClientConn{Conn: stream, destination: destination}, nil
-	case N.NetworkUDP:
-		stream, err := c.openStream()
-		if err != nil {
-			return nil, err
-		}
-		return bufio.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) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ClientConn) Upstream() any {
-	return c.Conn
-}
-
-type ClientPacketConn struct {
-	N.ExtendedConn
-	destination  M.Socksaddr
-	requestWrite bool
-	responseRead bool
-}
-
-func (c *ClientPacketConn) readResponse() error {
-	response, err := ReadStreamResponse(c.ExtendedConn)
-	if err != nil {
-		return err
-	}
-	if response.Status == statusError {
-		return E.New("remote error: ", response.Message)
-	}
-	return nil
-}
-
-func (c *ClientPacketConn) Read(b []byte) (n int, err error) {
-	if !c.responseRead {
-		err = c.readResponse()
-		if err != nil {
-			return
-		}
-		c.responseRead = true
-	}
-	var length uint16
-	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
-	if err != nil {
-		return
-	}
-	if cap(b) < int(length) {
-		return 0, io.ErrShortBuffer
-	}
-	return io.ReadFull(c.ExtendedConn, b[:length])
-}
-
-func (c *ClientPacketConn) writeRequest(payload []byte) (n int, err error) {
-	request := StreamRequest{
-		Network:     N.NetworkUDP,
-		Destination: c.destination,
-	}
-	rLen := 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) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ClientPacketConn) Upstream() any {
-	return c.ExtendedConn
-}
-
-var _ N.NetPacketConn = (*ClientPacketAddrConn)(nil)
-
-type ClientPacketAddrConn struct {
-	N.ExtendedConn
-	destination  M.Socksaddr
-	requestWrite bool
-	responseRead bool
-}
-
-func (c *ClientPacketAddrConn) readResponse() error {
-	response, err := ReadStreamResponse(c.ExtendedConn)
-	if err != nil {
-		return err
-	}
-	if response.Status == statusError {
-		return E.New("remote error: ", response.Message)
-	}
-	return nil
-}
-
-func (c *ClientPacketAddrConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
-	if !c.responseRead {
-		err = c.readResponse()
-		if err != nil {
-			return
-		}
-		c.responseRead = true
-	}
-	destination, err := M.SocksaddrSerializer.ReadAddrPort(c.ExtendedConn)
-	if err != nil {
-		return
-	}
-	if destination.IsFqdn() {
-		addr = destination
-	} else {
-		addr = destination.UDPAddr()
-	}
-	var length uint16
-	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
-	if err != nil {
-		return
-	}
-	if cap(p) < int(length) {
-		return 0, nil, io.ErrShortBuffer
-	}
-	n, err = io.ReadFull(c.ExtendedConn, p[:length])
-	return
-}
-
-func (c *ClientPacketAddrConn) writeRequest(payload []byte, destination M.Socksaddr) (n int, err error) {
-	request := StreamRequest{
-		Network:     N.NetworkUDP,
-		Destination: c.destination,
-		PacketAddr:  true,
-	}
-	rLen := 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) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ClientPacketAddrConn) Upstream() any {
-	return c.ExtendedConn
+	return mux.NewClient(mux.Options{
+		Dialer:         dialer,
+		Protocol:       options.Protocol,
+		MaxConnections: options.MaxConnections,
+		MinStreams:     options.MinStreams,
+		MaxStreams:     options.MaxStreams,
+		Padding:        options.Padding,
+	})
 }

common/mux/protocol.go

@@ -1,240 +1,14 @@
 package mux
 
 import (
-	"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"
+	"github.com/sagernet/sing-mux"
 )
 
-var Destination = M.Socksaddr{
-	Fqdn: "sp.mux.sing-box.arpa",
-	Port: 444,
-}
-
-const (
-	ProtocolSMux Protocol = iota
-	ProtocolYAMux
+type (
+	Client = mux.Client
 )
 
-type Protocol byte
-
-func ParseProtocol(name string) (Protocol, error) {
-	switch name {
-	case "", "smux":
-		return ProtocolSMux, nil
-	case "yamux":
-		return ProtocolYAMux, nil
-	default:
-		return ProtocolYAMux, E.New("unknown multiplex protocol: ", name)
-	}
-}
-
-func (p Protocol) newServer(conn net.Conn) (abstractSession, error) {
-	switch p {
-	case ProtocolSMux:
-		session, err := smux.Server(conn, smuxConfig())
-		if err != nil {
-			return nil, err
-		}
-		return &smuxSession{session}, nil
-	case ProtocolYAMux:
-		return yamux.Server(conn, yaMuxConfig())
-	default:
-		panic("unknown protocol")
-	}
-}
-
-func (p Protocol) newClient(conn net.Conn) (abstractSession, error) {
-	switch p {
-	case ProtocolSMux:
-		session, err := smux.Client(conn, smuxConfig())
-		if err != nil {
-			return nil, err
-		}
-		return &smuxSession{session}, nil
-	case ProtocolYAMux:
-		return yamux.Client(conn, yaMuxConfig())
-	default:
-		panic("unknown protocol")
-	}
-}
-
-func smuxConfig() *smux.Config {
-	config := smux.DefaultConfig()
-	config.KeepAliveDisabled = true
-	return config
-}
-
-func yaMuxConfig() *yamux.Config {
-	config := yamux.DefaultConfig()
-	config.LogOutput = io.Discard
-	config.StreamCloseTimeout = C.TCPTimeout
-	config.StreamOpenTimeout = C.TCPTimeout
-	return config
-}
-
-func (p Protocol) String() string {
-	switch p {
-	case ProtocolSMux:
-		return "smux"
-	case ProtocolYAMux:
-		return "yamux"
-	default:
-		return "unknown"
-	}
-}
-
-const (
-	version0 = 0
+var (
+	Destination      = mux.Destination
+	HandleConnection = mux.HandleConnection
 )
-
-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

@@ -1,269 +0,0 @@
-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) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ServerConn) Upstream() any {
-	return c.ExtendedConn
-}
-
-var (
-	_ N.HandshakeConn = (*ServerPacketConn)(nil)
-	_ N.PacketConn    = (*ServerPacketConn)(nil)
-)
-
-type ServerPacketConn struct {
-	N.ExtendedConn
-	destination   M.Socksaddr
-	responseWrite bool
-}
-
-func (c *ServerPacketConn) HandshakeFailure(err error) error {
-	errMessage := err.Error()
-	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
-	defer common.KeepAlive(_buffer)
-	buffer := common.Dup(_buffer)
-	defer buffer.Release()
-	common.Must(
-		buffer.WriteByte(statusError),
-		rw.WriteVString(_buffer, errMessage),
-	)
-	return c.ExtendedConn.WriteBuffer(buffer)
-}
-
-func (c *ServerPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
-	var length uint16
-	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
-	if err != nil {
-		return
-	}
-	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
-	if err != nil {
-		return
-	}
-	destination = c.destination
-	return
-}
-
-func (c *ServerPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	pLen := buffer.Len()
-	common.Must(binary.Write(buf.With(buffer.ExtendHeader(2)), binary.BigEndian, uint16(pLen)))
-	if !c.responseWrite {
-		buffer.ExtendHeader(1)[0] = statusSuccess
-		c.responseWrite = true
-	}
-	return c.ExtendedConn.WriteBuffer(buffer)
-}
-
-func (c *ServerPacketConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ServerPacketConn) Upstream() any {
-	return c.ExtendedConn
-}
-
-func (c *ServerPacketConn) FrontHeadroom() int {
-	if !c.responseWrite {
-		return 3
-	}
-	return 2
-}
-
-var (
-	_ N.HandshakeConn = (*ServerPacketAddrConn)(nil)
-	_ N.PacketConn    = (*ServerPacketAddrConn)(nil)
-)
-
-type ServerPacketAddrConn struct {
-	N.ExtendedConn
-	responseWrite bool
-}
-
-func (c *ServerPacketAddrConn) HandshakeFailure(err error) error {
-	errMessage := err.Error()
-	_buffer := buf.StackNewSize(1 + rw.UVariantLen(uint64(len(errMessage))) + len(errMessage))
-	defer common.KeepAlive(_buffer)
-	buffer := common.Dup(_buffer)
-	defer buffer.Release()
-	common.Must(
-		buffer.WriteByte(statusError),
-		rw.WriteVString(_buffer, errMessage),
-	)
-	return c.ExtendedConn.WriteBuffer(buffer)
-}
-
-func (c *ServerPacketAddrConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
-	destination, err = M.SocksaddrSerializer.ReadAddrPort(c.ExtendedConn)
-	if err != nil {
-		return
-	}
-	var length uint16
-	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
-	if err != nil {
-		return
-	}
-	_, err = buffer.ReadFullFrom(c.ExtendedConn, int(length))
-	if err != nil {
-		return
-	}
-	return
-}
-
-func (c *ServerPacketAddrConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	pLen := buffer.Len()
-	common.Must(binary.Write(buf.With(buffer.ExtendHeader(2)), binary.BigEndian, uint16(pLen)))
-	common.Must(M.SocksaddrSerializer.WriteAddrPort(buf.With(buffer.ExtendHeader(M.SocksaddrSerializer.AddrPortLen(destination))), destination))
-	if !c.responseWrite {
-		buffer.ExtendHeader(1)[0] = statusSuccess
-		c.responseWrite = true
-	}
-	return c.ExtendedConn.WriteBuffer(buffer)
-}
-
-func (c *ServerPacketAddrConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *ServerPacketAddrConn) Upstream() any {
-	return c.ExtendedConn
-}
-
-func (c *ServerPacketAddrConn) FrontHeadroom() int {
-	if !c.responseWrite {
-		return 3 + M.MaxSocksaddrLength
-	}
-	return 2 + M.MaxSocksaddrLength
-}

common/mux/session.go

@@ -1,91 +0,0 @@
-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/tls/reality_client.go

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

common/tls/utls_client.go

@@ -3,6 +3,7 @@
 package tls
 
 import (
+	"context"
 	"crypto/tls"
 	"crypto/x509"
 	"math/rand"
@@ -47,7 +48,7 @@ func (e *UTLSClientConfig) Config() (*STDConfig, error) {
 }
 
 func (e *UTLSClientConfig) Client(conn net.Conn) (Conn, error) {
-	return &utlsConnWrapper{utls.UClient(conn, e.config.Clone(), e.id)}, nil
+	return &utlsALPNWrapper{utlsConnWrapper{utls.UClient(conn, e.config.Clone(), e.id)}, e.config.NextProtos}, nil
 }
 
 func (e *UTLSClientConfig) SetSessionIDGenerator(generator func(clientHello []byte, sessionID []byte) error) {
@@ -87,6 +88,31 @@ 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 != "" {

constant/path.go

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

debug_go118.go

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

debug_go119.go

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

debug_http.go

@@ -0,0 +1,67 @@
+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"))
+		}
+	}()
+}

debug_linux.go

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

debug_stub.go

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

docs/changelog.md

@@ -1,3 +1,60 @@
+#### 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
@@ -7,7 +64,7 @@
 
 *1:
 
-As in Xray, this is an incompatible update for XUDP in VLESS if vision flow is enabled.
+This is an incompatible update for XUDP in VLESS if vision flow is enabled.
 
 #### 1.3-beta7
 

docs/configuration/dns/index.md

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

docs/configuration/dns/index.zh.md

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

docs/configuration/dns/server.md

@@ -30,18 +30,18 @@ The tag of the dns server.
 
 The address of the dns server.
 
-| Protocol            | Format                        |
-|---------------------|-------------------------------|
-| `System`            | `local`                       |
-| `TCP`               | `tcp://1.0.0.1`               |
-| `UDP`               | `8.8.8.8` `udp://8.8.4.4`     |
-| `TLS`               | `tls://dns.google`            |
-| `HTTPS`             | `https://1.1.1.1/dns-query`   |
-| `QUIC`              | `quic://dns.adguard.com`      |
-| `HTTP3`             | `h3://8.8.8.8/dns-query`      |
-| `RCode`             | `rcode://refused`             |
-| `DHCP`              | `dhcp://auto` or `dhcp://en0` |
-|  [FakeIP](./fakeip) | `fakeip`                      |
+| Protocol                            | Format                        |
+|-------------------------------------|-------------------------------|
+| `System`                            | `local`                       |
+| `TCP`                               | `tcp://1.0.0.1`               |
+| `UDP`                               | `8.8.8.8` `udp://8.8.4.4`     |
+| `TLS`                               | `tls://dns.google`            |
+| `HTTPS`                             | `https://1.1.1.1/dns-query`   |
+| `QUIC`                              | `quic://dns.adguard.com`      |
+| `HTTP3`                             | `h3://8.8.8.8/dns-query`      |
+| `RCode`                             | `rcode://refused`             |
+| `DHCP`                              | `dhcp://auto` or `dhcp://en0` |
+| [FakeIP](/configuration/dns/fakeip) | `fakeip`                      |
 
 !!! warning ""
 

docs/configuration/dns/server.zh.md

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

docs/configuration/experimental/index.md

@@ -7,13 +7,14 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "folder",
+      "external_ui": "",
       "external_ui_download_url": "",
       "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "rule",
+      "default_mode": "",
       "store_selected": false,
-      "cache_file": "cache.db"
+      "cache_file": "",
+      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -91,6 +92,12 @@ 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

@@ -7,13 +7,14 @@
   "experimental": {
     "clash_api": {
       "external_controller": "127.0.0.1:9090",
-      "external_ui": "folder",
+      "external_ui": "",
       "external_ui_download_url": "",
       "external_ui_download_detour": "",
       "secret": "",
-      "default_mode": "rule",
+      "default_mode": "",
       "store_selected": false,
-      "cache_file": "cache.db"
+      "cache_file": "",
+      "cache_id": ""
     },
     "v2ray_api": {
       "listen": "127.0.0.1:8080",
@@ -89,6 +90,12 @@ 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/route/index.md

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

docs/configuration/shared/multiplex.md

@@ -10,7 +10,8 @@
   "protocol": "smux",
   "max_connections": 4,
   "min_streams": 4,
-  "max_streams": 0
+  "max_streams": 0,
+  "padding": false
 }
 ```
 
@@ -28,8 +29,9 @@ Multiplex protocol.
 |----------|------------------------------------|
 | smux     | https://github.com/xtaci/smux      |
 | yamux    | https://github.com/hashicorp/yamux |
+| h2mux    | https://golang.org/x/net/http2     |
 
-SMux is used by default.
+h2mux is used by default.
 
 #### max_connections
 
@@ -48,3 +50,12 @@ Conflict with `max_streams`.
 Maximum multiplexed streams in a connection before opening a new connection.
 
 Conflict with `max_connections` and `min_streams`.
+
+#### padding
+
+!!! info
+
+    Requires sing-box server version 1.3-beta9 or later.
+
+Enable padding.
+

docs/configuration/shared/multiplex.zh.md

@@ -28,8 +28,9 @@
 |-------|------------------------------------|
 | smux  | https://github.com/xtaci/smux      |
 | yamux | https://github.com/hashicorp/yamux |
+| h2mux | https://golang.org/x/net/http2     |
 
-默认使用 SMux。
+默认使用 h2mux。
 
 #### max_connections
 
@@ -48,3 +49,12 @@
 在打开新连接之前，连接中的最大多路复用流数量。
 
 与 `max_connections` 和 `min_streams` 冲突。
+
+#### padding
+
+!!! info
+
+    需要 sing-box 服务器版本 1.3-beta9 或更高。
+
+启用填充。
+

docs/examples/fakeip.md

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

docs/examples/fakeip.zh.md

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

docs/examples/index.md

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

docs/examples/index.zh.md

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

docs/faq/fakeip.md

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

docs/faq/fakeip.zh.md

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

docs/installation/clients/sfi.md

@@ -13,7 +13,7 @@ Experimental iOS client for sing-box.
 
 #### Note
 
-* User Agent in remote profile request is `SFA/$version ($version_code; sing-box $sing_box_version)`
+* User Agent in remote profile request is `SFI/$version ($version_code; sing-box $sing_box_version)`
 * Crash logs is located in `Settings` -> `View Service Log`
 
 #### Privacy policy

experimental/clashapi.go

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

experimental/clashapi/cachefile/cache.go

@@ -14,10 +14,11 @@ var bucketSelected = []byte("selected")
 var _ adapter.ClashCacheFile = (*CacheFile)(nil)
 
 type CacheFile struct {
-	DB *bbolt.DB
+	DB      *bbolt.DB
+	cacheID []byte
 }
 
-func Open(path string) (*CacheFile, error) {
+func Open(path string, cacheID string) (*CacheFile, error) {
 	const fileMode = 0o666
 	options := bbolt.Options{Timeout: time.Second}
 	db, err := bbolt.Open(path, fileMode, &options)
@@ -31,13 +32,39 @@ func Open(path string) (*CacheFile, error) {
 	if err != nil {
 		return nil, err
 	}
-	return &CacheFile{db}, nil
+	var cacheIDBytes []byte
+	if cacheID != "" {
+		cacheIDBytes = append([]byte{0}, []byte(cacheID)...)
+	}
+	return &CacheFile{db, cacheIDBytes}, nil
+}
+
+func (c *CacheFile) bucket(t *bbolt.Tx, key []byte) *bbolt.Bucket {
+	if c.cacheID == nil {
+		return t.Bucket(key)
+	}
+	bucket := t.Bucket(c.cacheID)
+	if bucket == nil {
+		return nil
+	}
+	return bucket.Bucket(key)
+}
+
+func (c *CacheFile) createBucket(t *bbolt.Tx, key []byte) (*bbolt.Bucket, error) {
+	if c.cacheID == nil {
+		return t.CreateBucketIfNotExists(key)
+	}
+	bucket, err := t.CreateBucketIfNotExists(c.cacheID)
+	if bucket == nil {
+		return nil, err
+	}
+	return bucket.CreateBucketIfNotExists(key)
 }
 
 func (c *CacheFile) LoadSelected(group string) string {
 	var selected string
 	c.DB.View(func(t *bbolt.Tx) error {
-		bucket := t.Bucket(bucketSelected)
+		bucket := c.bucket(t, bucketSelected)
 		if bucket == nil {
 			return nil
 		}
@@ -52,7 +79,7 @@ func (c *CacheFile) LoadSelected(group string) string {
 
 func (c *CacheFile) StoreSelected(group, selected string) error {
 	return c.DB.Batch(func(t *bbolt.Tx) error {
-		bucket, err := t.CreateBucketIfNotExists(bucketSelected)
+		bucket, err := c.createBucket(t, bucketSelected)
 		if err != nil {
 			return err
 		}

experimental/clashapi/connections.go

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

experimental/clashapi/proxies.go

@@ -134,7 +134,7 @@ func getProxies(server *Server, router adapter.Router) func(w http.ResponseWrite
 			defaultTag = allProxies[0]
 		}
 
-		sort.Slice(allProxies, func(i, j int) bool {
+		sort.SliceStable(allProxies, func(i, j int) bool {
 			return allProxies[i] == defaultTag
 		})
 

experimental/clashapi/server.go

@@ -23,6 +23,7 @@ import (
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service/filemanager"
 	"github.com/sagernet/websocket"
 
 	"github.com/go-chi/chi/v5"
@@ -37,6 +38,7 @@ func init() {
 var _ adapter.ClashServer = (*Server)(nil)
 
 type Server struct {
+	ctx            context.Context
 	router         adapter.Router
 	logger         log.Logger
 	httpServer     *http.Server
@@ -46,6 +48,7 @@ type Server struct {
 	storeSelected  bool
 	storeFakeIP    bool
 	cacheFilePath  string
+	cacheID        string
 	cacheFile      adapter.ClashCacheFile
 
 	externalUI               string
@@ -53,10 +56,11 @@ type Server struct {
 	externalUIDownloadDetour string
 }
 
-func NewServer(router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
+func NewServer(ctx context.Context, router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
 	trafficManager := trafficontrol.NewManager()
 	chiRouter := chi.NewRouter()
 	server := &Server{
+		ctx:    ctx,
 		router: router,
 		logger: logFactory.NewLogger("clash-api"),
 		httpServer: &http.Server{
@@ -82,9 +86,10 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
 		if foundPath, loaded := C.FindPath(cachePath); loaded {
 			cachePath = foundPath
 		} else {
-			cachePath = C.BasePath(cachePath)
+			cachePath = filemanager.BasePath(ctx, cachePath)
 		}
 		server.cacheFilePath = cachePath
+		server.cacheID = options.CacheID
 	}
 	cors := cors.New(cors.Options{
 		AllowedOrigins: []string{"*"},
@@ -102,7 +107,7 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
 		r.Mount("/configs", configRouter(server, logFactory, server.logger))
 		r.Mount("/proxies", proxyRouter(server, router))
 		r.Mount("/rules", ruleRouter(router))
-		r.Mount("/connections", connectionRouter(trafficManager))
+		r.Mount("/connections", connectionRouter(router, trafficManager))
 		r.Mount("/providers/proxies", proxyProviderRouter())
 		r.Mount("/providers/rules", ruleProviderRouter())
 		r.Mount("/script", scriptRouter())
@@ -113,7 +118,7 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
 		server.setupMetaAPI(r)
 	})
 	if options.ExternalUI != "" {
-		server.externalUI = C.BasePath(os.ExpandEnv(options.ExternalUI))
+		server.externalUI = filemanager.BasePath(ctx, os.ExpandEnv(options.ExternalUI))
 		chiRouter.Group(func(r chi.Router) {
 			fs := http.StripPrefix("/ui", http.FileServer(http.Dir(server.externalUI)))
 			r.Get("/ui", http.RedirectHandler("/ui/", http.StatusTemporaryRedirect).ServeHTTP)
@@ -127,7 +132,7 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
 
 func (s *Server) PreStart() error {
 	if s.cacheFilePath != "" {
-		cacheFile, err := cachefile.Open(s.cacheFilePath)
+		cacheFile, err := cachefile.Open(s.cacheFilePath, s.cacheID)
 		if err != nil {
 			return E.Cause(err, "open cache file")
 		}

experimental/clashapi/server_resources.go

@@ -12,11 +12,11 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service/filemanager"
 )
 
 func (s *Server) checkAndDownloadExternalUI() {
@@ -79,7 +79,7 @@ func (s *Server) downloadExternalUI() error {
 }
 
 func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
-	tempFile, err := C.CreateTemp(name)
+	tempFile, err := filemanager.CreateTemp(s.ctx, name)
 	if err != nil {
 		return err
 	}
@@ -112,7 +112,7 @@ func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
 			return err
 		}
 		savePath := filepath.Join(saveDirectory, pathElements[len(pathElements)-1])
-		err = downloadZIPEntry(file, savePath)
+		err = downloadZIPEntry(s.ctx, file, savePath)
 		if err != nil {
 			return err
 		}
@@ -120,8 +120,8 @@ func (s *Server) downloadZIP(name string, body io.Reader, output string) error {
 	return nil
 }
 
-func downloadZIPEntry(zipFile *zip.File, savePath string) error {
-	saveFile, err := os.Create(savePath)
+func downloadZIPEntry(ctx context.Context, zipFile *zip.File, savePath string) error {
+	saveFile, err := filemanager.Create(ctx, savePath)
 	if err != nil {
 		return err
 	}

experimental/clashapi/trafficontrol/tracker.go

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

experimental/libbox/log.go

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

experimental/libbox/platform.go

@@ -5,6 +5,7 @@ import (
 )
 
 type PlatformInterface interface {
+	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl(fd int32) error
 	OpenTun(options TunOptions) (int32, error)
 	WriteLog(message string)
@@ -17,6 +18,7 @@ type PlatformInterface interface {
 	CloseDefaultInterfaceMonitor(listener InterfaceUpdateListener) error
 	UsePlatformInterfaceGetter() bool
 	GetInterfaces() (NetworkInterfaceIterator, error)
+	UnderNetworkExtension() bool
 }
 
 type TunInterface interface {

experimental/libbox/platform/interface.go

@@ -15,12 +15,14 @@ import (
 
 type Interface interface {
 	Initialize(ctx context.Context, router adapter.Router) error
+	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl() control.Func
 	OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
 	UsePlatformDefaultInterfaceMonitor() bool
 	CreateDefaultInterfaceMonitor(errorHandler E.Handler) tun.DefaultInterfaceMonitor
 	UsePlatformInterfaceGetter() bool
 	Interfaces() ([]NetworkInterface, error)
+	UnderNetworkExtension() bool
 	process.Searcher
 	io.Writer
 }

experimental/libbox/service.go

@@ -16,6 +16,7 @@ import (
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service/filemanager"
 )
 
 type BoxService struct {
@@ -30,6 +31,7 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 		return nil, err
 	}
 	ctx, cancel := context.WithCancel(context.Background())
+	ctx = filemanager.WithDefault(ctx, sBasePath, sTempPath, sUserID, sGroupID)
 	instance, err := box.New(box.Options{
 		Context:           ctx,
 		Options:           options,
@@ -68,6 +70,10 @@ func (w *platformInterfaceWrapper) Initialize(ctx context.Context, router adapte
 	return nil
 }
 
+func (w *platformInterfaceWrapper) UsePlatformAutoDetectInterfaceControl() bool {
+	return w.iif.UsePlatformAutoDetectInterfaceControl()
+}
+
 func (w *platformInterfaceWrapper) AutoDetectInterfaceControl() control.Func {
 	return func(network, address string, conn syscall.RawConn) error {
 		return control.Raw(conn, func(fd uintptr) error {
@@ -163,3 +169,7 @@ func (w *platformInterfaceWrapper) Interfaces() ([]platform.NetworkInterface, er
 	}
 	return interfaces, nil
 }
+
+func (w *platformInterfaceWrapper) UnderNetworkExtension() bool {
+	return w.iif.UnderNetworkExtension()
+}

experimental/libbox/setup.go

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

experimental/trackerconn/conn.go

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

experimental/trackerconn/packet_conn.go

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

experimental/v2rayapi/stats.go

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

go.mod

@@ -4,8 +4,8 @@ go 1.18
 
 require (
 	berty.tech/go-libtor v1.0.385
-	github.com/Dreamacro/clash v1.15.0
-	github.com/caddyserver/certmagic v0.17.2
+	github.com/Dreamacro/clash v1.16.0
+	github.com/caddyserver/certmagic v0.18.0
 	github.com/cretz/bine v0.2.0
 	github.com/dustin/go-humanize v1.0.1
 	github.com/fsnotify/fsnotify v1.6.0
@@ -13,64 +13,69 @@ require (
 	github.com/go-chi/cors v1.2.1
 	github.com/go-chi/render v1.0.2
 	github.com/gofrs/uuid/v5 v5.0.0
-	github.com/hashicorp/yamux v0.1.1
-	github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16
+	github.com/insomniacslk/dhcp v0.0.0-20230516061539-49801966e6cb
 	github.com/logrusorgru/aurora v2.0.3+incompatible
-	github.com/mholt/acmez v1.1.0
-	github.com/miekg/dns v1.1.53
-	github.com/ooni/go-libtor v1.1.7
+	github.com/mholt/acmez v1.1.1
+	github.com/miekg/dns v1.1.54
+	github.com/ooni/go-libtor v1.1.8
 	github.com/oschwald/maxminddb-golang v1.10.0
 	github.com/pires/go-proxyproto v0.7.0
 	github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0
 	github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035
+	github.com/sagernet/gvisor v0.0.0-20230611140528-4411f7659a08
 	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
-	github.com/sagernet/sing v0.2.4-0.20230418095640-3b5e6c1812d3
-	github.com/sagernet/sing-dns v0.1.5-0.20230418025317-8a132998b322
-	github.com/sagernet/sing-shadowsocks v0.2.2-0.20230418025154-6114beeeba6d
-	github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b
-	github.com/sagernet/sing-tun v0.1.4-0.20230419061614-d744d03d9302
+	github.com/sagernet/sing v0.2.5-0.20230613142554-a3b120b25eab
+	github.com/sagernet/sing-dns v0.1.5-0.20230426113254-25d948c44223
+	github.com/sagernet/sing-mux v0.0.0-20230517134606-1ebe6bb26646
+	github.com/sagernet/sing-shadowsocks v0.2.2-0.20230509053848-d83f8fe1194c
+	github.com/sagernet/sing-shadowsocks2 v0.0.0-20230608022204-942fbd98f846
+	github.com/sagernet/sing-shadowtls v0.1.2-0.20230531025805-ebadc7615da3
+	github.com/sagernet/sing-tun v0.1.5-0.20230611140633-41b2639e1385
 	github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
 	github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e
-	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c
+	github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77
 	github.com/spf13/cobra v1.7.0
-	github.com/stretchr/testify v1.8.2
+	github.com/stretchr/testify v1.8.4
 	go.etcd.io/bbolt v1.3.7
 	go.uber.org/zap v1.24.0
 	go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35
-	golang.org/x/crypto v0.8.0
-	golang.org/x/exp v0.0.0-20230321023759-10a507213a29
-	golang.org/x/net v0.9.0
-	golang.org/x/sys v0.7.0
-	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde
-	google.golang.org/grpc v1.54.0
+	golang.org/x/crypto v0.9.0
+	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1
+	golang.org/x/net v0.10.0
+	golang.org/x/sys v0.8.0
+	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
+	google.golang.org/grpc v1.55.0
 	google.golang.org/protobuf v1.30.0
-	gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c
 )
 
 //replace github.com/sagernet/sing => ../sing
 
 require (
+	github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/cloudflare/circl v1.2.1-0.20221019164342-6ab4dfed8f3c // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/golang/mock v1.6.0 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/google/btree v1.0.1 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/btree v1.1.2 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
+	github.com/hashicorp/yamux v0.1.1 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
 	github.com/klauspost/compress v1.15.15 // indirect
-	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/libdns/libdns v0.2.1 // indirect
 	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.14 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
 	github.com/quic-go/qtls-go1-18 v0.2.0 // indirect
@@ -78,16 +83,17 @@ require (
 	github.com/quic-go/qtls-go1-20 v0.1.0 // indirect
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 // indirect
+	github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/u-root/uio v0.0.0-20230220225925-ffce2a382923 // indirect
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
-	go.uber.org/atomic v1.10.0 // indirect
-	go.uber.org/multierr v1.6.0 // indirect
-	golang.org/x/mod v0.8.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/mod v0.10.0 // indirect
 	golang.org/x/text v0.9.0 // indirect
-	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
-	golang.org/x/tools v0.6.0 // indirect
-	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
+	golang.org/x/time v0.3.0 // indirect
+	golang.org/x/tools v0.8.0 // indirect
+	google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
 	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	lukechampine.com/blake3 v1.1.7 // indirect

go.sum

@@ -1,14 +1,16 @@
 berty.tech/go-libtor v1.0.385 h1:RWK94C3hZj6Z2GdvePpHJLnWYobFr3bY/OdUJ5aoEXw=
 berty.tech/go-libtor v1.0.385/go.mod h1:9swOOQVb+kmvuAlsgWUK/4c52pm69AdbJsxLzk+fJEw=
-github.com/Dreamacro/clash v1.15.0 h1:mlpD950VEggXZBNahV66hyKDRxcczkj3vymoAt78KyE=
-github.com/Dreamacro/clash v1.15.0/go.mod h1:WNH69bN11LiAdgdSr4hpkEuXVMfBbWyhEKMCTx9BtNE=
+github.com/Dreamacro/clash v1.16.0 h1:Ve+8mvtsCv7ySa6f53/GOW6Tho0AFp5RNFsgQZFKcZs=
+github.com/Dreamacro/clash v1.16.0/go.mod h1:ZM3UI2gqqUN7UL7L/F9aTHODTByya6sbC/WivQpaoJk=
+github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd h1:ygk7IF14j4ep4H2ZyeDe3IEoMZF8JdbX851RVVa/4D8=
+github.com/Dreamacro/protobytes v0.0.0-20230324064118-87bc784139cd/go.mod h1:QvmEZ/h6KXszPOr2wUFl7Zn3hfFNYdfbXwPVDTyZs6k=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
 github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/caddyserver/certmagic v0.17.2 h1:o30seC1T/dBqBCNNGNHWwj2i5/I/FMjBbTAhjADP3nE=
-github.com/caddyserver/certmagic v0.17.2/go.mod h1:ouWUuC490GOLJzkyN35eXfV8bSbwMwSf4bdhkIxtdQE=
+github.com/caddyserver/certmagic v0.18.0 h1:L22mJES1WllfLoHUcQUy4wVO7UfOsoL5wtg/Bj7kmIw=
+github.com/caddyserver/certmagic v0.18.0/go.mod h1:e0YLTnXIopZ05bBWCLzpIf1Yvk27Q90FGUmGowFRDY8=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
@@ -31,6 +33,8 @@ github.com/go-chi/cors v1.2.1 h1:xEC8UT3Rlp2QuWNEr4Fs/c2EAGVKBwy/1vHx3bppil4=
 github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
 github.com/go-chi/render v1.0.2 h1:4ER/udB0+fMWB2Jlf15RV3F4A2FDuYi/9f+lFttR/Lg=
 github.com/go-chi/render v1.0.2/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
+github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
+github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/gofrs/uuid/v5 v5.0.0 h1:p544++a97kEL+svbcFbCQVM9KFu0Yo25UoISXGNNH9M=
@@ -38,10 +42,10 @@ github.com/gofrs/uuid/v5 v5.0.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
-github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/btree v1.0.1 h1:gK4Kx5IaGY9CD5sPJ36FHiBJ6ZXl0kilRiiCj+jdYp4=
-github.com/google/btree v1.0.1/go.mod h1:xXMiIv4Fb/0kKde4SpL7qlzvu5cMJDRkFDxJfI9uaxA=
+github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
+github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
+github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
+github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE=
@@ -51,16 +55,16 @@ github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbg
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
-github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16 h1:+aAGyK41KRn8jbF2Q7PLL0Sxwg6dShGcQSeCC7nZQ8E=
-github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
+github.com/insomniacslk/dhcp v0.0.0-20230516061539-49801966e6cb h1:6fDKEAXwe3rsfS4khW3EZ8kEqmSiV9szhMPcDrD+Y7Q=
+github.com/insomniacslk/dhcp v0.0.0-20230516061539-49801966e6cb/go.mod h1:7474bZ1YNCvarT6WFKie4kEET6J0KYRDC4XJqqXzQW4=
 github.com/josharian/native v1.0.1-0.20221213033349-c1e37c09b531/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
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@@ -68,17 +72,17 @@ github.com/libdns/libdns v0.2.1 h1:Wu59T7wSHRgtA0cfxC+n1c/e+O3upJGWytknkmFEDis=
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@@ -86,6 +90,7 @@ github.com/pierrec/lz4/v4 v4.1.14/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFu
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@@ -103,6 +108,8 @@ github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 h1:5+m7c
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@@ -111,16 +118,20 @@ github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byL
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@@ -131,22 +142,20 @@ github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2 h1:kDUqhc9Vsk5HJuhfI
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@@ -154,12 +163,11 @@ github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74/go.mod h1:DD4vA1
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+go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
+go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
 go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
 go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35 h1:nJAwRlGWZZDOD+6wni9KVUNHMpHko/OnRwsrCYeAzPo=
@@ -168,26 +176,27 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20190404164418-38d8ce5564a5/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
-golang.org/x/crypto v0.8.0 h1:pd9TJtTueMTVQXzk8E2XESSMQDj/U7OUu0PqJqPXQjQ=
-golang.org/x/crypto v0.8.0/go.mod h1:mRqEX+O9/h5TFCrQhkgjo2yKi0yYA+9ecGkdQoHrywE=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29 h1:ooxPy7fPvB4kwsA2h+iBNHkAbp/4JxTSwCmvdjEYmug=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+golang.org/x/crypto v0.9.0 h1:LF6fAI+IutBocDJ2OT0Q1g8plpYljMZ4+lty+dsqw3g=
+golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
+golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1 h1:k/i9J1pBpvlfR+9QsetwPyERsqu1GIbi967PQMq3Ivc=
+golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1/go.mod h1:V1LtkGg67GoY2N1AnLN78QLrzxkLyJw7RJb1gzOOz9w=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
-golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/mod v0.10.0 h1:lFO9qtOdlre5W1jxS3r/4szv2/6iXxScdzjoBMXNhYk=
+golang.org/x/mod v0.10.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
-golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
+golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
+golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200217220822-9197077df867/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -199,32 +208,32 @@ golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220731174439-a90be440212d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
-golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
+golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.7.0 h1:BEvjmm5fURWqcfbSKTdpkDXYBrUS1c0m8agp14W48vQ=
+golang.org/x/term v0.8.0 h1:n5xxQn2i3PC0yLAbjTpNT85q/Kgzcr2gIoX9OrJUols=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
+golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
-golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
+golang.org/x/tools v0.8.0 h1:vSDcovVPld282ceKgDimkRSC8kpaH1dgyc9UMzlt84Y=
+golang.org/x/tools v0.8.0/go.mod h1:JxBZ99ISMI5ViVkT1tr6tdNmXeTrcpVSD3vZ1RsRdN4=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde h1:ybF7AMzIUikL9x4LgwEmzhXtzRpKNqngme1VGDWz+Nk=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde/go.mod h1:mQqgjkW8GQQcJQsbBvK890TKqUK1DfKWkuBGbOkuMHQ=
-google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f h1:BWUVssLB0HVOSY78gIdvk1dTVYtT1y8SBWtPYuTJ/6w=
-google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f/go.mod h1:RGgjbofJ8xD9Sq1VVhDM1Vok1vRONV+rg+CjzG4SZKM=
-google.golang.org/grpc v1.54.0 h1:EhTqbhiYeixwWQtAEZAxmV9MGqcjEU2mFx52xCzNyag=
-google.golang.org/grpc v1.54.0/go.mod h1:PUSEXI6iWghWaB6lXM4knEgpJNu2qUcKfDtNci3EC2g=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 h1:CawjfCvYQH2OU3/TnxLx97WDSUDRABfT18pCOYwc2GE=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6/go.mod h1:3rxYc4HtVcSG9gVaTs2GEBdehh+sYPOwKtyUWEOTb80=
+google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 h1:DdoeryqhaXp1LtT/emMP1BRJPHHKFi5akj/nbx/zNTA=
+google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4/go.mod h1:NWraEVixdDnqcqQ30jipen1STv2r/n24Wb7twVTGR4s=
+google.golang.org/grpc v1.55.0 h1:3Oj82/tFSCeUrRTg/5E/7d/W5A1tj6Ky1ABAuZuv5ag=
+google.golang.org/grpc v1.55.0/go.mod h1:iYEXKGkEBhg1PjZQvoYEVPTDkHo1/bjTnfwTeGONTY8=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
@@ -236,7 +245,5 @@ gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c h1:m5lcgWnL3OElQNVyp3qcncItJ2c0sQlSGjYK2+nJTA4=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
 lukechampine.com/blake3 v1.1.7 h1:GgRMhmdsuK8+ii6UZFDL8Nb+VyMwadAgcJyfYHxG6n0=
 lukechampine.com/blake3 v1.1.7/go.mod h1:tkKEOtDkNtklkXtLNEOGNq5tcV90tJiA1vAA12R78LA=

inbound/direct.go

@@ -53,7 +53,7 @@ func NewDirect(ctx context.Context, router adapter.Router, logger log.ContextLog
 	} else {
 		udpTimeout = int64(C.UDPTimeout.Seconds())
 	}
-	inbound.udpNat = udpnat.New[netip.AddrPort](ctx, udpTimeout, adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))
+	inbound.udpNat = udpnat.New[netip.AddrPort](udpTimeout, adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))
 	inbound.connHandler = inbound
 	inbound.packetHandler = inbound
 	inbound.packetUpstream = inbound.udpNat

inbound/shadowsocks.go

@@ -64,11 +64,11 @@ func newShadowsocks(ctx context.Context, router adapter.Router, logger log.Conte
 	var err error
 	switch {
 	case options.Method == shadowsocks.MethodNone:
-		inbound.service = shadowsocks.NewNoneService(ctx, options.UDPTimeout, inbound.upstreamContextHandler())
+		inbound.service = shadowsocks.NewNoneService(options.UDPTimeout, inbound.upstreamContextHandler())
 	case common.Contains(shadowaead.List, options.Method):
-		inbound.service, err = shadowaead.NewService(ctx, options.Method, nil, options.Password, udpTimeout, inbound.upstreamContextHandler())
+		inbound.service, err = shadowaead.NewService(options.Method, nil, options.Password, udpTimeout, inbound.upstreamContextHandler())
 	case common.Contains(shadowaead_2022.List, options.Method):
-		inbound.service, err = shadowaead_2022.NewServiceWithPassword(ctx, options.Method, options.Password, udpTimeout, inbound.upstreamContextHandler(), router.TimeFunc())
+		inbound.service, err = shadowaead_2022.NewServiceWithPassword(options.Method, options.Password, udpTimeout, inbound.upstreamContextHandler(), router.TimeFunc())
 	default:
 		err = E.New("unsupported method: ", options.Method)
 	}

inbound/shadowsocks_multi.go

@@ -57,7 +57,6 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
 	)
 	if common.Contains(shadowaead_2022.List, options.Method) {
 		service, err = shadowaead_2022.NewMultiServiceWithPassword[int](
-			ctx,
 			options.Method,
 			options.Password,
 			udpTimeout,
@@ -66,7 +65,6 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
 		)
 	} else if common.Contains(shadowaead.List, options.Method) {
 		service, err = shadowaead.NewMultiService[int](
-			ctx,
 			options.Method,
 			udpTimeout,
 			adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))

inbound/shadowsocks_relay.go

@@ -50,7 +50,6 @@ func newShadowsocksRelay(ctx context.Context, router adapter.Router, logger log.
 		udpTimeout = int64(C.UDPTimeout.Seconds())
 	}
 	service, err := shadowaead_2022.NewRelayServiceWithPassword[int](
-		ctx,
 		options.Method,
 		options.Password,
 		udpTimeout,

inbound/tproxy.go

@@ -45,7 +45,7 @@ func NewTProxy(ctx context.Context, router adapter.Router, logger log.ContextLog
 	}
 	tproxy.connHandler = tproxy
 	tproxy.oobPacketHandler = tproxy
-	tproxy.udpNat = udpnat.New[netip.AddrPort](ctx, udpTimeout, tproxy.upstreamContextHandler())
+	tproxy.udpNat = udpnat.New[netip.AddrPort](udpTimeout, tproxy.upstreamContextHandler())
 	tproxy.packetUpstream = tproxy.udpNat
 	return tproxy
 }

inbound/tun.go

@@ -19,10 +19,7 @@ import (
 	"github.com/sagernet/sing/common/ranges"
 )
 
-var (
-	_ adapter.Inbound = (*Tun)(nil)
-	_ tun.Router      = (*Tun)(nil)
-)
+var _ adapter.Inbound = (*Tun)(nil)
 
 type Tun struct {
 	tag                    string
@@ -161,10 +158,6 @@ func (t *Tun) Start() error {
 	}
 	t.logger.Trace("creating stack")
 	t.tunIf = tunInterface
-	var tunRouter tun.Router
-	if len(t.router.IPRules()) > 0 {
-		tunRouter = t
-	}
 	t.tunStack, err = tun.NewStack(t.stack, tun.StackOptions{
 		Context:                t.ctx,
 		Tun:                    tunInterface,
@@ -174,10 +167,10 @@ func (t *Tun) Start() error {
 		Inet6Address:           t.tunOptions.Inet6Address,
 		EndpointIndependentNat: t.endpointIndependentNat,
 		UDPTimeout:             t.udpTimeout,
-		Router:                 tunRouter,
 		Handler:                t,
 		Logger:                 t.logger,
-		UnderPlatform:          t.platformInterface != nil,
+		ForwarderBindInterface: t.platformInterface != nil,
+		InterfaceFinder:        t.router.InterfaceFinder(),
 	})
 	if err != nil {
 		return err
@@ -198,21 +191,6 @@ func (t *Tun) Close() error {
 	)
 }
 
-func (t *Tun) RouteConnection(session tun.RouteSession, conn tun.RouteContext) tun.RouteAction {
-	ctx := log.ContextWithNewID(t.ctx)
-	var metadata adapter.InboundContext
-	metadata.Inbound = t.tag
-	metadata.InboundType = C.TypeTun
-	metadata.IPVersion = session.IPVersion
-	metadata.Network = tun.NetworkName(session.Network)
-	metadata.Source = M.SocksaddrFromNetIP(session.Source)
-	metadata.Destination = M.SocksaddrFromNetIP(session.Destination)
-	metadata.InboundOptions = t.inboundOptions
-	t.logger.DebugContext(ctx, "incoming connection from ", metadata.Source)
-	t.logger.DebugContext(ctx, "incoming connection to ", metadata.Destination)
-	return t.router.RouteIPConnection(ctx, conn, metadata)
-}
-
 func (t *Tun) NewConnection(ctx context.Context, conn net.Conn, upstreamMetadata M.Metadata) error {
 	ctx = log.ContextWithNewID(ctx)
 	var metadata adapter.InboundContext

include/clashapi_stub.go

@@ -3,6 +3,8 @@
 package include
 
 import (
+	"context"
+
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/experimental"
 	"github.com/sagernet/sing-box/log"
@@ -11,7 +13,7 @@ import (
 )
 
 func init() {
-	experimental.RegisterClashServerConstructor(func(router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
+	experimental.RegisterClashServerConstructor(func(ctx context.Context, router adapter.Router, logFactory log.ObservableFactory, options option.ClashAPIOptions) (adapter.ClashServer, error) {
 		return nil, E.New(`clash api is not included in this build, rebuild with -tags with_clash_api`)
 	})
 }

log/log.go

@@ -1,14 +1,15 @@
 package log
 
 import (
+	"context"
 	"io"
 	"os"
 	"time"
 
-	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/service/filemanager"
 )
 
 type factoryWithFile struct {
@@ -36,6 +37,7 @@ func (f *observableFactoryWithFile) Close() error {
 }
 
 type Options struct {
+	Context        context.Context
 	Options        option.LogOptions
 	Observable     bool
 	DefaultWriter  io.Writer
@@ -65,7 +67,7 @@ func New(options Options) (Factory, error) {
 		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)
+		logFile, err = filemanager.OpenFile(options.Context, logOptions.Output, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o644)
 		if err != nil {
 			return nil, err
 		}

mkdocs.yml

@@ -55,7 +55,6 @@ nav:
           - configuration/route/index.md
           - GeoIP: configuration/route/geoip.md
           - Geosite: configuration/route/geosite.md
-          - IP Route Rule: configuration/route/ip-rule.md
           - Route Rule: configuration/route/rule.md
           - Protocol Sniff: configuration/route/sniff.md
       - Experimental:
@@ -115,6 +114,7 @@ nav:
       - ShadowTLS: examples/shadowtls.md
       - Clash API: examples/clash-api.md
       - WireGuard Direct: examples/wireguard-direct.md
+      - FakeIP: examples/fakeip.md
   - Contributing:
       - contributing/index.md
       - Developing:
@@ -147,6 +147,7 @@ extra:
       link: https://github.com/SagerNet/sing-box
   generator: false
 plugins:
+  - search
   - i18n:
       default_language: en
       languages:
@@ -173,7 +174,6 @@ plugins:
           DNS Rule: DNS 规则
 
           Route: 路由
-          IP Route Rule: IP 路由规则
           Route Rule: 路由规则
           Protocol Sniff: 协议探测
 

option/clash.go

@@ -10,6 +10,7 @@ type ClashAPIOptions struct {
 	StoreSelected            bool   `json:"store_selected,omitempty"`
 	StoreFakeIP              bool   `json:"store_fakeip,omitempty"`
 	CacheFile                string `json:"cache_file,omitempty"`
+	CacheID                  string `json:"cache_id,omitempty"`
 }
 
 type SelectorOutboundOptions struct {

option/debug.go

@@ -7,6 +7,7 @@ import (
 )
 
 type DebugOptions struct {
+	Listen       string      `json:"listen,omitempty"`
 	GCPercent    *int        `json:"gc_percent,omitempty"`
 	MaxStack     *int        `json:"max_stack,omitempty"`
 	MaxThreads   *int        `json:"max_threads,omitempty"`

option/dns.go

@@ -20,9 +20,10 @@ type DNSServerOptions struct {
 }
 
 type DNSClientOptions struct {
-	Strategy      DomainStrategy `json:"strategy,omitempty"`
-	DisableCache  bool           `json:"disable_cache,omitempty"`
-	DisableExpire bool           `json:"disable_expire,omitempty"`
+	Strategy         DomainStrategy `json:"strategy,omitempty"`
+	DisableCache     bool           `json:"disable_cache,omitempty"`
+	DisableExpire    bool           `json:"disable_expire,omitempty"`
+	IndependentCache bool           `json:"independent_cache,omitempty"`
 }
 
 type DNSFakeIPOptions struct {

option/outbound.go

@@ -150,4 +150,5 @@ type MultiplexOptions struct {
 	MaxConnections int    `json:"max_connections,omitempty"`
 	MinStreams     int    `json:"min_streams,omitempty"`
 	MaxStreams     int    `json:"max_streams,omitempty"`
+	Padding        bool   `json:"padding,omitempty"`
 }

option/route.go

@@ -3,7 +3,6 @@ package option
 type RouteOptions struct {
 	GeoIP               *GeoIPOptions   `json:"geoip,omitempty"`
 	Geosite             *GeositeOptions `json:"geosite,omitempty"`
-	IPRules             []IPRule        `json:"ip_rules,omitempty"`
 	Rules               []Rule          `json:"rules,omitempty"`
 	Final               string          `json:"final,omitempty"`
 	FindProcess         bool            `json:"find_process,omitempty"`

option/rule_ip.go

@@ -1,120 +0,0 @@
-package option
-
-import (
-	"reflect"
-
-	"github.com/sagernet/sing-box/common/json"
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-)
-
-type _IPRule struct {
-	Type           string        `json:"type,omitempty"`
-	DefaultOptions DefaultIPRule `json:"-"`
-	LogicalOptions LogicalIPRule `json:"-"`
-}
-
-type IPRule _IPRule
-
-func (r IPRule) MarshalJSON() ([]byte, error) {
-	var v any
-	switch r.Type {
-	case C.RuleTypeDefault:
-		r.Type = ""
-		v = r.DefaultOptions
-	case C.RuleTypeLogical:
-		v = r.LogicalOptions
-	default:
-		return nil, E.New("unknown rule type: " + r.Type)
-	}
-	return MarshallObjects((_IPRule)(r), v)
-}
-
-func (r *IPRule) UnmarshalJSON(bytes []byte) error {
-	err := json.Unmarshal(bytes, (*_IPRule)(r))
-	if err != nil {
-		return err
-	}
-	var v any
-	switch r.Type {
-	case "", C.RuleTypeDefault:
-		r.Type = C.RuleTypeDefault
-		v = &r.DefaultOptions
-	case C.RuleTypeLogical:
-		v = &r.LogicalOptions
-	default:
-		return E.New("unknown rule type: " + r.Type)
-	}
-	err = UnmarshallExcluded(bytes, (*_IPRule)(r), v)
-	if err != nil {
-		return E.Cause(err, "ip route rule")
-	}
-	return nil
-}
-
-type DefaultIPRule struct {
-	Inbound         Listable[string] `json:"inbound,omitempty"`
-	IPVersion       int              `json:"ip_version,omitempty"`
-	Network         Listable[string] `json:"network,omitempty"`
-	Domain          Listable[string] `json:"domain,omitempty"`
-	DomainSuffix    Listable[string] `json:"domain_suffix,omitempty"`
-	DomainKeyword   Listable[string] `json:"domain_keyword,omitempty"`
-	DomainRegex     Listable[string] `json:"domain_regex,omitempty"`
-	Geosite         Listable[string] `json:"geosite,omitempty"`
-	SourceGeoIP     Listable[string] `json:"source_geoip,omitempty"`
-	GeoIP           Listable[string] `json:"geoip,omitempty"`
-	SourceIPCIDR    Listable[string] `json:"source_ip_cidr,omitempty"`
-	IPCIDR          Listable[string] `json:"ip_cidr,omitempty"`
-	SourcePort      Listable[uint16] `json:"source_port,omitempty"`
-	SourcePortRange Listable[string] `json:"source_port_range,omitempty"`
-	Port            Listable[uint16] `json:"port,omitempty"`
-	PortRange       Listable[string] `json:"port_range,omitempty"`
-	Invert          bool             `json:"invert,omitempty"`
-	Action          RouteAction      `json:"action,omitempty"`
-	Outbound        string           `json:"outbound,omitempty"`
-}
-
-type RouteAction tun.ActionType
-
-func (a RouteAction) MarshalJSON() ([]byte, error) {
-	typeName, err := tun.ActionTypeName(tun.ActionType(a))
-	if err != nil {
-		return nil, err
-	}
-	return json.Marshal(typeName)
-}
-
-func (a *RouteAction) UnmarshalJSON(bytes []byte) error {
-	var value string
-	err := json.Unmarshal(bytes, &value)
-	if err != nil {
-		return err
-	}
-	actionType, err := tun.ParseActionType(value)
-	if err != nil {
-		return err
-	}
-	*a = RouteAction(actionType)
-	return nil
-}
-
-func (r DefaultIPRule) IsValid() bool {
-	var defaultValue DefaultIPRule
-	defaultValue.Invert = r.Invert
-	defaultValue.Outbound = r.Outbound
-	return !reflect.DeepEqual(r, defaultValue)
-}
-
-type LogicalIPRule struct {
-	Mode     string          `json:"mode"`
-	Rules    []DefaultIPRule `json:"rules,omitempty"`
-	Invert   bool            `json:"invert,omitempty"`
-	Action   RouteAction     `json:"action,omitempty"`
-	Outbound string          `json:"outbound,omitempty"`
-}
-
-func (r LogicalIPRule) IsValid() bool {
-	return len(r.Rules) > 0 && common.All(r.Rules, DefaultIPRule.IsValid)
-}

option/vless.go

@@ -20,6 +20,7 @@ type VLESSOutboundOptions struct {
 	Flow           string                 `json:"flow,omitempty"`
 	Network        NetworkList            `json:"network,omitempty"`
 	TLS            *OutboundTLSOptions    `json:"tls,omitempty"`
+	Multiplex      *MultiplexOptions      `json:"multiplex,omitempty"`
 	Transport      *V2RayTransportOptions `json:"transport,omitempty"`
 	PacketEncoding *string                `json:"packet_encoding,omitempty"`
 }

option/wireguard.go

@@ -14,7 +14,6 @@ type WireGuardOutboundOptions struct {
 	Workers       int         `json:"workers,omitempty"`
 	MTU           uint32      `json:"mtu,omitempty"`
 	Network       NetworkList `json:"network,omitempty"`
-	IPRewrite     bool        `json:"ip_rewrite,omitempty"`
 }
 
 type WireGuardPeer struct {

outbound/default.go

@@ -11,6 +11,7 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
@@ -20,11 +21,12 @@ import (
 )
 
 type myOutboundAdapter struct {
-	protocol string
-	network  []string
-	router   adapter.Router
-	logger   log.ContextLogger
-	tag      string
+	protocol     string
+	network      []string
+	router       adapter.Router
+	logger       log.ContextLogger
+	tag          string
+	dependencies []string
 }
 
 func (a *myOutboundAdapter) Type() string {
@@ -39,10 +41,21 @@ func (a *myOutboundAdapter) Network() []string {
 	return a.network
 }
 
+func (a *myOutboundAdapter) Dependencies() []string {
+	return a.dependencies
+}
+
 func (a *myOutboundAdapter) NewError(ctx context.Context, err error) {
 	NewError(a.logger, ctx, err)
 }
 
+func withDialerDependency(options option.DialerOptions) []string {
+	if options.Detour != "" {
+		return []string{options.Detour}
+	}
+	return nil
+}
+
 func NewConnection(ctx context.Context, this N.Dialer, conn net.Conn, metadata adapter.InboundContext) error {
 	ctx = adapter.WithContext(ctx, &metadata)
 	var outConn net.Conn

outbound/direct.go

@@ -40,11 +40,12 @@ func NewDirect(router adapter.Router, logger log.ContextLogger, tag string, opti
 	options.UDPFragmentDefault = true
 	outbound := &Direct{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeDirect,
-			network:  []string{N.NetworkTCP, N.NetworkUDP},
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeDirect,
+			network:      []string{N.NetworkTCP, N.NetworkUDP},
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		domainStrategy: dns.DomainStrategy(options.DomainStrategy),
 		fallbackDelay:  time.Duration(options.FallbackDelay),

outbound/dns.go

@@ -11,6 +11,7 @@ import (
 	"github.com/sagernet/sing-dns"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
 	"github.com/sagernet/sing/common/canceler"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -101,29 +102,142 @@ func (d *DNS) handleConnection(ctx context.Context, conn net.Conn, metadata adap
 }
 
 func (d *DNS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
+	var reader N.PacketReader = conn
+	var counters []N.CountFunc
+	var cachedPackets []*N.PacketBuffer
+	for {
+		reader, counters = N.UnwrapCountPacketReader(reader, counters)
+		if cachedReader, isCached := reader.(N.CachedPacketReader); isCached {
+			packet := cachedReader.ReadCachedPacket()
+			if packet != nil {
+				cachedPackets = append(cachedPackets, packet)
+				continue
+			}
+		}
+		if readWaiter, created := bufio.CreatePacketReadWaiter(reader); created {
+			return d.newPacketConnection(ctx, conn, readWaiter, counters, cachedPackets, metadata)
+		}
+		break
+	}
 	ctx = adapter.WithContext(ctx, &metadata)
 	fastClose, cancel := common.ContextWithCancelCause(ctx)
 	timeout := canceler.New(fastClose, cancel, C.DNSTimeout)
 	var group task.Group
 	group.Append0(func(ctx context.Context) error {
-		_buffer := buf.StackNewSize(dns.FixedPacketSize)
-		defer common.KeepAlive(_buffer)
-		buffer := common.Dup(_buffer)
-		defer buffer.Release()
 		for {
-			buffer.FullReset()
-			destination, err := conn.ReadPacket(buffer)
-			if err != nil {
-				cancel(err)
-				return err
-			}
 			var message mDNS.Msg
-			err = message.Unpack(buffer.Bytes())
-			if err != nil {
-				cancel(err)
-				return err
+			var destination M.Socksaddr
+			var err error
+			if len(cachedPackets) > 0 {
+				packet := cachedPackets[0]
+				cachedPackets = cachedPackets[1:]
+				for _, counter := range counters {
+					counter(int64(packet.Buffer.Len()))
+				}
+				err = message.Unpack(packet.Buffer.Bytes())
+				packet.Buffer.Release()
+				if err != nil {
+					cancel(err)
+					return err
+				}
+				destination = packet.Destination
+			} else {
+				buffer := buf.NewPacket()
+				destination, err = conn.ReadPacket(buffer)
+				if err != nil {
+					buffer.Release()
+					cancel(err)
+					return err
+				}
+				for _, counter := range counters {
+					counter(int64(buffer.Len()))
+				}
+				err = message.Unpack(buffer.Bytes())
+				buffer.Release()
+				if err != nil {
+					cancel(err)
+					return err
+				}
+				timeout.Update()
+			}
+			metadataInQuery := metadata
+			go func() error {
+				response, err := d.router.Exchange(adapter.WithContext(ctx, &metadataInQuery), &message)
+				if err != nil {
+					cancel(err)
+					return err
+				}
+				timeout.Update()
+				responseBuffer := buf.NewPacket()
+				n, err := response.PackBuffer(responseBuffer.FreeBytes())
+				if err != nil {
+					cancel(err)
+					responseBuffer.Release()
+					return err
+				}
+				responseBuffer.Truncate(len(n))
+				err = conn.WritePacket(responseBuffer, destination)
+				if err != nil {
+					cancel(err)
+				}
+				return err
+			}()
+		}
+	})
+	group.Cleanup(func() {
+		conn.Close()
+	})
+	return group.Run(fastClose)
+}
+
+func (d *DNS) newPacketConnection(ctx context.Context, conn N.PacketConn, readWaiter N.PacketReadWaiter, readCounters []N.CountFunc, cached []*N.PacketBuffer, metadata adapter.InboundContext) error {
+	ctx = adapter.WithContext(ctx, &metadata)
+	fastClose, cancel := common.ContextWithCancelCause(ctx)
+	timeout := canceler.New(fastClose, cancel, C.DNSTimeout)
+	var group task.Group
+	group.Append0(func(ctx context.Context) error {
+		var buffer *buf.Buffer
+		readWaiter.InitializeReadWaiter(func() *buf.Buffer {
+			buffer = buf.NewSize(dns.FixedPacketSize)
+			buffer.FullReset()
+			return buffer
+		})
+		defer readWaiter.InitializeReadWaiter(nil)
+		for {
+			var message mDNS.Msg
+			var destination M.Socksaddr
+			var err error
+			if len(cached) > 0 {
+				packet := cached[0]
+				cached = cached[1:]
+				for _, counter := range readCounters {
+					counter(int64(packet.Buffer.Len()))
+				}
+				err = message.Unpack(packet.Buffer.Bytes())
+				packet.Buffer.Release()
+				if err != nil {
+					cancel(err)
+					return err
+				}
+				destination = packet.Destination
+			} else {
+				destination, err = readWaiter.WaitReadPacket()
+				if err != nil {
+					buffer.Release()
+					cancel(err)
+					return err
+				}
+				for _, counter := range readCounters {
+					counter(int64(buffer.Len()))
+				}
+				err = message.Unpack(buffer.Bytes())
+				buffer.Release()
+				if err != nil {
+					cancel(err)
+					return err
+				}
+				timeout.Update()
 			}
-			timeout.Update()
 			metadataInQuery := metadata
 			go func() error {
 				response, err := d.router.Exchange(adapter.WithContext(ctx, &metadataInQuery), &message)

outbound/http.go

@@ -39,11 +39,12 @@ func NewHTTP(router adapter.Router, logger log.ContextLogger, tag string, option
 	}
 	return &HTTP{
 		myOutboundAdapter{
-			protocol: C.TypeHTTP,
-			network:  []string{N.NetworkTCP},
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeHTTP,
+			network:      []string{N.NetworkTCP},
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		sHTTP.NewClient(sHTTP.Options{
 			Dialer:   detour,

outbound/hysteria.go

@@ -119,11 +119,12 @@ func NewHysteria(ctx context.Context, router adapter.Router, logger log.ContextL
 	}
 	return &Hysteria{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeHysteria,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeHysteria,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		ctx:        ctx,
 		dialer:     dialer.New(router, options.DialerOptions),
@@ -150,6 +151,7 @@ func (h *Hysteria) offer(ctx context.Context) (quic.Connection, error) {
 	if conn != nil && !common.Done(conn.Context()) {
 		return conn, nil
 	}
+	common.Close(h.rawConn)
 	conn, err := h.offerNew(ctx)
 	if err != nil {
 		return nil, err
@@ -260,13 +262,19 @@ func (h *Hysteria) Close() error {
 	return nil
 }
 
-func (h *Hysteria) open(ctx context.Context) (quic.Connection, quic.Stream, error) {
+func (h *Hysteria) open(ctx context.Context, reconnect bool) (quic.Connection, quic.Stream, error) {
 	conn, err := h.offer(ctx)
 	if err != nil {
+		if nErr, ok := err.(net.Error); ok && !nErr.Temporary() && reconnect {
+			return h.open(ctx, false)
+		}
 		return nil, nil, err
 	}
 	stream, err := conn.OpenStream()
 	if err != nil {
+		if nErr, ok := err.(net.Error); ok && !nErr.Temporary() && reconnect {
+			return h.open(ctx, false)
+		}
 		return nil, nil, err
 	}
 	return conn, &hysteria.StreamWrapper{Stream: stream}, nil
@@ -276,7 +284,7 @@ func (h *Hysteria) DialContext(ctx context.Context, network string, destination
 	switch N.NetworkName(network) {
 	case N.NetworkTCP:
 		h.logger.InfoContext(ctx, "outbound connection to ", destination)
-		_, stream, err := h.open(ctx)
+		_, stream, err := h.open(ctx, true)
 		if err != nil {
 			return nil, err
 		}
@@ -302,7 +310,7 @@ func (h *Hysteria) DialContext(ctx context.Context, network string, destination
 
 func (h *Hysteria) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
 	h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
-	conn, stream, err := h.open(ctx)
+	conn, stream, err := h.open(ctx, true)
 	if err != nil {
 		return nil, err
 	}

outbound/selector.go

@@ -29,10 +29,11 @@ type Selector struct {
 func NewSelector(router adapter.Router, logger log.ContextLogger, tag string, options option.SelectorOutboundOptions) (*Selector, error) {
 	outbound := &Selector{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeSelector,
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeSelector,
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: options.Outbounds,
 		},
 		tags:       options.Outbounds,
 		defaultTag: options.Default,

outbound/shadowsocks.go

@@ -11,8 +11,7 @@ import (
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-box/transport/sip003"
-	"github.com/sagernet/sing-shadowsocks"
-	"github.com/sagernet/sing-shadowsocks/shadowimpl"
+	"github.com/sagernet/sing-shadowsocks2"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/bufio"
 	E "github.com/sagernet/sing/common/exceptions"
@@ -30,21 +29,24 @@ type Shadowsocks struct {
 	serverAddr      M.Socksaddr
 	plugin          sip003.Plugin
 	uotClient       *uot.Client
-	multiplexDialer N.Dialer
+	multiplexDialer *mux.Client
 }
 
 func NewShadowsocks(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.ShadowsocksOutboundOptions) (*Shadowsocks, error) {
-	method, err := shadowimpl.FetchMethod(options.Method, options.Password, router.TimeFunc())
+	method, err := shadowsocks.CreateMethod(ctx, options.Method, shadowsocks.MethodOptions{
+		Password: options.Password,
+	})
 	if err != nil {
 		return nil, err
 	}
 	outbound := &Shadowsocks{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeShadowsocks,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeShadowsocks,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		dialer:     dialer.New(router, options.DialerOptions),
 		method:     method,
@@ -58,7 +60,7 @@ func NewShadowsocks(ctx context.Context, router adapter.Router, logger log.Conte
 	}
 	uotOptions := common.PtrValueOrDefault(options.UDPOverTCPOptions)
 	if !uotOptions.Enabled {
-		outbound.multiplexDialer, err = mux.NewClientWithOptions(ctx, (*shadowsocksDialer)(outbound), common.PtrValueOrDefault(options.MultiplexOptions))
+		outbound.multiplexDialer, err = mux.NewClientWithOptions((*shadowsocksDialer)(outbound), common.PtrValueOrDefault(options.MultiplexOptions))
 		if err != nil {
 			return nil, err
 		}
@@ -127,8 +129,15 @@ func (h *Shadowsocks) NewPacketConnection(ctx context.Context, conn N.PacketConn
 	return NewPacketConnection(ctx, h, conn, metadata)
 }
 
+func (h *Shadowsocks) InterfaceUpdated() error {
+	if h.multiplexDialer != nil {
+		h.multiplexDialer.Reset()
+	}
+	return nil
+}
+
 func (h *Shadowsocks) Close() error {
-	return common.Close(h.multiplexDialer)
+	return common.Close(common.PtrOrNil(h.multiplexDialer))
 }
 
 var _ N.Dialer = (*shadowsocksDialer)(nil)

outbound/shadowsocksr.go

@@ -39,11 +39,12 @@ type ShadowsocksR struct {
 func NewShadowsocksR(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.ShadowsocksROutboundOptions) (*ShadowsocksR, error) {
 	outbound := &ShadowsocksR{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeShadowsocksR,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeShadowsocksR,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		dialer:     dialer.New(router, options.DialerOptions),
 		serverAddr: options.ServerOptions.Build(),

outbound/shadowtls.go

@@ -27,11 +27,12 @@ type ShadowTLS struct {
 func NewShadowTLS(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.ShadowTLSOutboundOptions) (*ShadowTLS, error) {
 	outbound := &ShadowTLS{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeShadowTLS,
-			network:  []string{N.NetworkTCP},
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeShadowTLS,
+			network:      []string{N.NetworkTCP},
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 	}
 	if options.TLS == nil || !options.TLS.Enabled {

outbound/socks.go

@@ -39,11 +39,12 @@ func NewSocks(router adapter.Router, logger log.ContextLogger, tag string, optio
 	}
 	outbound := &Socks{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeSocks,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeSocks,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		client:  socks.NewClient(dialer.New(router, options.DialerOptions), options.ServerOptions.Build(), version, options.Username, options.Password),
 		resolve: version == socks.Version4,

outbound/ssh.go

@@ -46,11 +46,12 @@ type SSH struct {
 func NewSSH(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.SSHOutboundOptions) (*SSH, error) {
 	outbound := &SSH{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeSSH,
-			network:  []string{N.NetworkTCP},
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeSSH,
+			network:      []string{N.NetworkTCP},
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		ctx:               ctx,
 		dialer:            dialer.New(router, options.DialerOptions),

outbound/tor.go

@@ -68,11 +68,12 @@ func NewTor(ctx context.Context, router adapter.Router, logger log.ContextLogger
 	}
 	return &Tor{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeTor,
-			network:  []string{N.NetworkTCP},
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeTor,
+			network:      []string{N.NetworkTCP},
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		ctx:       ctx,
 		proxy:     NewProxyListener(ctx, logger, dialer.New(router, options.DialerOptions)),

outbound/trojan.go

@@ -27,7 +27,7 @@ type Trojan struct {
 	dialer          N.Dialer
 	serverAddr      M.Socksaddr
 	key             [56]byte
-	multiplexDialer N.Dialer
+	multiplexDialer *mux.Client
 	tlsConfig       tls.Config
 	transport       adapter.V2RayClientTransport
 }
@@ -35,11 +35,12 @@ type Trojan struct {
 func NewTrojan(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TrojanOutboundOptions) (*Trojan, error) {
 	outbound := &Trojan{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeTrojan,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeTrojan,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		dialer:     dialer.New(router, options.DialerOptions),
 		serverAddr: options.ServerOptions.Build(),
@@ -58,7 +59,7 @@ func NewTrojan(ctx context.Context, router adapter.Router, logger log.ContextLog
 			return nil, E.Cause(err, "create client transport: ", options.Transport.Type)
 		}
 	}
-	outbound.multiplexDialer, err = mux.NewClientWithOptions(ctx, (*trojanDialer)(outbound), common.PtrValueOrDefault(options.Multiplex))
+	outbound.multiplexDialer, err = mux.NewClientWithOptions((*trojanDialer)(outbound), common.PtrValueOrDefault(options.Multiplex))
 	if err != nil {
 		return nil, err
 	}
@@ -103,8 +104,15 @@ func (h *Trojan) NewPacketConnection(ctx context.Context, conn N.PacketConn, met
 	return NewPacketConnection(ctx, h, conn, metadata)
 }
 
+func (h *Trojan) InterfaceUpdated() error {
+	if h.multiplexDialer != nil {
+		h.multiplexDialer.Reset()
+	}
+	return nil
+}
+
 func (h *Trojan) Close() error {
-	return common.Close(h.multiplexDialer, h.transport)
+	return common.Close(common.PtrOrNil(h.multiplexDialer), h.transport)
 }
 
 type trojanDialer Trojan

outbound/urltest.go

@@ -39,10 +39,11 @@ type URLTest struct {
 func NewURLTest(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.URLTestOutboundOptions) (*URLTest, error) {
 	outbound := &URLTest{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeURLTest,
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeURLTest,
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: options.Outbounds,
 		},
 		ctx:       ctx,
 		tags:      options.Outbounds,
@@ -233,7 +234,7 @@ func (g *URLTestGroup) Fallback(used adapter.Outbound) []adapter.Outbound {
 			outbounds = append(outbounds, detour)
 		}
 	}
-	sort.Slice(outbounds, func(i, j int) bool {
+	sort.SliceStable(outbounds, func(i, j int) bool {
 		oi := outbounds[i]
 		oj := outbounds[j]
 		hi := g.history.LoadURLTestHistory(RealTag(oi))

outbound/vless.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/dialer"
+	"github.com/sagernet/sing-box/common/mux"
 	"github.com/sagernet/sing-box/common/tls"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
@@ -24,23 +25,25 @@ var _ adapter.Outbound = (*VLESS)(nil)
 
 type VLESS struct {
 	myOutboundAdapter
-	dialer     N.Dialer
-	client     *vless.Client
-	serverAddr M.Socksaddr
-	tlsConfig  tls.Config
-	transport  adapter.V2RayClientTransport
-	packetAddr bool
-	xudp       bool
+	dialer          N.Dialer
+	client          *vless.Client
+	serverAddr      M.Socksaddr
+	multiplexDialer *mux.Client
+	tlsConfig       tls.Config
+	transport       adapter.V2RayClientTransport
+	packetAddr      bool
+	xudp            bool
 }
 
 func NewVLESS(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.VLESSOutboundOptions) (*VLESS, error) {
 	outbound := &VLESS{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeVLESS,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeVLESS,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		dialer:     dialer.New(router, options.DialerOptions),
 		serverAddr: options.ServerOptions.Build(),
@@ -75,10 +78,65 @@ func NewVLESS(ctx context.Context, router adapter.Router, logger log.ContextLogg
 	if err != nil {
 		return nil, err
 	}
+	outbound.multiplexDialer, err = mux.NewClientWithOptions((*vlessDialer)(outbound), common.PtrValueOrDefault(options.Multiplex))
+	if err != nil {
+		return nil, err
+	}
 	return outbound, nil
 }
 
 func (h *VLESS) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	if h.multiplexDialer == nil {
+		switch N.NetworkName(network) {
+		case N.NetworkTCP:
+			h.logger.InfoContext(ctx, "outbound connection to ", destination)
+		case N.NetworkUDP:
+			h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
+		}
+		return (*vlessDialer)(h).DialContext(ctx, network, destination)
+	} else {
+		switch N.NetworkName(network) {
+		case N.NetworkTCP:
+			h.logger.InfoContext(ctx, "outbound multiplex connection to ", destination)
+		case N.NetworkUDP:
+			h.logger.InfoContext(ctx, "outbound multiplex packet connection to ", destination)
+		}
+		return h.multiplexDialer.DialContext(ctx, network, destination)
+	}
+}
+
+func (h *VLESS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	if h.multiplexDialer == nil {
+		h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
+		return (*vlessDialer)(h).ListenPacket(ctx, destination)
+	} else {
+		h.logger.InfoContext(ctx, "outbound multiplex packet connection to ", destination)
+		return h.multiplexDialer.ListenPacket(ctx, destination)
+	}
+}
+
+func (h *VLESS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
+	return NewConnection(ctx, h, conn, metadata)
+}
+
+func (h *VLESS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
+	return NewPacketConnection(ctx, h, conn, metadata)
+}
+
+func (h *VLESS) InterfaceUpdated() error {
+	if h.multiplexDialer != nil {
+		h.multiplexDialer.Reset()
+	}
+	return nil
+}
+
+func (h *VLESS) Close() error {
+	return common.Close(common.PtrOrNil(h.multiplexDialer), h.transport)
+}
+
+type vlessDialer VLESS
+
+func (h *vlessDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
 	ctx, metadata := adapter.AppendContext(ctx)
 	metadata.Outbound = h.tag
 	metadata.Destination = destination
@@ -120,7 +178,7 @@ func (h *VLESS) DialContext(ctx context.Context, network string, destination M.S
 	}
 }
 
-func (h *VLESS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+func (h *vlessDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
 	h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
 	ctx, metadata := adapter.AppendContext(ctx)
 	metadata.Outbound = h.tag
@@ -154,15 +212,3 @@ func (h *VLESS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
 		return h.client.DialEarlyPacketConn(conn, destination)
 	}
 }
-
-func (h *VLESS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
-	return NewConnection(ctx, h, conn, metadata)
-}
-
-func (h *VLESS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
-	return NewPacketConnection(ctx, h, conn, metadata)
-}
-
-func (h *VLESS) Close() error {
-	return common.Close(h.transport)
-}

outbound/vmess.go

@@ -27,7 +27,7 @@ type VMess struct {
 	dialer          N.Dialer
 	client          *vmess.Client
 	serverAddr      M.Socksaddr
-	multiplexDialer N.Dialer
+	multiplexDialer *mux.Client
 	tlsConfig       tls.Config
 	transport       adapter.V2RayClientTransport
 	packetAddr      bool
@@ -37,11 +37,12 @@ type VMess struct {
 func NewVMess(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.VMessOutboundOptions) (*VMess, error) {
 	outbound := &VMess{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeVMess,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeVMess,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 		dialer:     dialer.New(router, options.DialerOptions),
 		serverAddr: options.ServerOptions.Build(),
@@ -59,7 +60,7 @@ func NewVMess(ctx context.Context, router adapter.Router, logger log.ContextLogg
 			return nil, E.Cause(err, "create client transport: ", options.Transport.Type)
 		}
 	}
-	outbound.multiplexDialer, err = mux.NewClientWithOptions(ctx, (*vmessDialer)(outbound), common.PtrValueOrDefault(options.Multiplex))
+	outbound.multiplexDialer, err = mux.NewClientWithOptions((*vmessDialer)(outbound), common.PtrValueOrDefault(options.Multiplex))
 	if err != nil {
 		return nil, err
 	}
@@ -97,8 +98,15 @@ func NewVMess(ctx context.Context, router adapter.Router, logger log.ContextLogg
 	return outbound, nil
 }
 
+func (h *VMess) InterfaceUpdated() error {
+	if h.multiplexDialer != nil {
+		h.multiplexDialer.Reset()
+	}
+	return nil
+}
+
 func (h *VMess) Close() error {
-	return common.Close(h.multiplexDialer, h.transport)
+	return common.Close(common.PtrOrNil(h.multiplexDialer), h.transport)
 }
 
 func (h *VMess) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {

outbound/wireguard.go

@@ -8,9 +8,7 @@ import (
 	"encoding/hex"
 	"fmt"
 	"net"
-	"os"
 	"strings"
-	"syscall"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/dialer"
@@ -28,7 +26,7 @@ import (
 )
 
 var (
-	_ adapter.IPOutbound              = (*WireGuard)(nil)
+	_ adapter.Outbound                = (*WireGuard)(nil)
 	_ adapter.InterfaceUpdateListener = (*WireGuard)(nil)
 )
 
@@ -36,18 +34,18 @@ type WireGuard struct {
 	myOutboundAdapter
 	bind      *wireguard.ClientBind
 	device    *device.Device
-	natDevice wireguard.NatDevice
 	tunDevice wireguard.Device
 }
 
 func NewWireGuard(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.WireGuardOutboundOptions) (*WireGuard, error) {
 	outbound := &WireGuard{
 		myOutboundAdapter: myOutboundAdapter{
-			protocol: C.TypeWireGuard,
-			network:  options.Network.Build(),
-			router:   router,
-			logger:   logger,
-			tag:      tag,
+			protocol:     C.TypeWireGuard,
+			network:      options.Network.Build(),
+			router:       router,
+			logger:       logger,
+			tag:          tag,
+			dependencies: withDialerDependency(options.DialerOptions),
 		},
 	}
 	var reserved [3]uint8
@@ -158,25 +156,17 @@ func NewWireGuard(ctx context.Context, router adapter.Router, logger log.Context
 	if mtu == 0 {
 		mtu = 1408
 	}
-	var tunDevice wireguard.Device
+	var wireTunDevice wireguard.Device
 	var err error
 	if !options.SystemInterface && tun.WithGVisor {
-		tunDevice, err = wireguard.NewStackDevice(localPrefixes, mtu, options.IPRewrite)
+		wireTunDevice, err = wireguard.NewStackDevice(localPrefixes, mtu)
 	} else {
-		tunDevice, err = wireguard.NewSystemDevice(router, options.InterfaceName, localPrefixes, mtu)
+		wireTunDevice, err = wireguard.NewSystemDevice(router, options.InterfaceName, localPrefixes, mtu)
 	}
 	if err != nil {
 		return nil, E.Cause(err, "create WireGuard device")
 	}
-	natDevice, isNatDevice := tunDevice.(wireguard.NatDevice)
-	if !isNatDevice && router.NatRequired(tag) {
-		natDevice = wireguard.NewNATDevice(tunDevice, options.IPRewrite)
-	}
-	deviceInput := tunDevice
-	if natDevice != nil {
-		deviceInput = natDevice
-	}
-	wgDevice := device.NewDevice(deviceInput, outbound.bind, &device.Logger{
+	wgDevice := device.NewDevice(wireTunDevice, outbound.bind, &device.Logger{
 		Verbosef: func(format string, args ...interface{}) {
 			logger.Debug(fmt.Sprintf(strings.ToLower(format), args...))
 		},
@@ -192,8 +182,7 @@ func NewWireGuard(ctx context.Context, router adapter.Router, logger log.Context
 		return nil, E.Cause(err, "setup wireguard")
 	}
 	outbound.device = wgDevice
-	outbound.natDevice = natDevice
-	outbound.tunDevice = tunDevice
+	outbound.tunDevice = wireTunDevice
 	return outbound, nil
 }
 
@@ -232,27 +221,6 @@ func (w *WireGuard) NewPacketConnection(ctx context.Context, conn N.PacketConn,
 	return NewPacketConnection(ctx, w, conn, metadata)
 }
 
-func (w *WireGuard) NewIPConnection(ctx context.Context, conn tun.RouteContext, metadata adapter.InboundContext) (tun.DirectDestination, error) {
-	if w.natDevice == nil {
-		return nil, os.ErrInvalid
-	}
-	session := tun.RouteSession{
-		IPVersion:   metadata.IPVersion,
-		Network:     tun.NetworkFromName(metadata.Network),
-		Source:      metadata.Source.AddrPort(),
-		Destination: metadata.Destination.AddrPort(),
-	}
-	switch session.Network {
-	case syscall.IPPROTO_TCP:
-		w.logger.InfoContext(ctx, "linked connection to ", metadata.Destination)
-	case syscall.IPPROTO_UDP:
-		w.logger.InfoContext(ctx, "linked packet connection to ", metadata.Destination)
-	default:
-		w.logger.InfoContext(ctx, "linked ", metadata.Network, " connection to ", metadata.Destination.AddrString())
-	}
-	return w.natDevice.CreateDestination(session, conn), nil
-}
-
 func (w *WireGuard) Start() error {
 	return w.tunDevice.Start()
 }

route/router.go

@@ -50,7 +50,6 @@ type Router struct {
 	outbounds                          []adapter.Outbound
 	outboundByTag                      map[string]adapter.Outbound
 	rules                              []adapter.Rule
-	ipRules                            []adapter.IPRule
 	defaultDetour                      string
 	defaultOutboundForConnection       adapter.Outbound
 	defaultOutboundForPacketConnection adapter.Outbound
@@ -99,7 +98,6 @@ func NewRouter(
 		dnsLogger:             logFactory.NewLogger("dns"),
 		outboundByTag:         make(map[string]adapter.Outbound),
 		rules:                 make([]adapter.Rule, 0, len(options.Rules)),
-		ipRules:               make([]adapter.IPRule, 0, len(options.IPRules)),
 		dnsRules:              make([]adapter.DNSRule, 0, len(dnsOptions.Rules)),
 		needGeoIPDatabase:     hasRule(options.Rules, isGeoIPRule) || hasDNSRule(dnsOptions.Rules, isGeoIPDNSRule),
 		needGeositeDatabase:   hasRule(options.Rules, isGeositeRule) || hasDNSRule(dnsOptions.Rules, isGeositeDNSRule),
@@ -113,7 +111,12 @@ func NewRouter(
 		defaultMark:           options.DefaultMark,
 		platformInterface:     platformInterface,
 	}
-	router.dnsClient = dns.NewClient(ctx, dnsOptions.DNSClientOptions.DisableCache, dnsOptions.DNSClientOptions.DisableExpire, router.dnsLogger)
+	router.dnsClient = dns.NewClient(dns.ClientOptions{
+		DisableCache:     dnsOptions.DNSClientOptions.DisableCache,
+		DisableExpire:    dnsOptions.DNSClientOptions.DisableExpire,
+		IndependentCache: dnsOptions.DNSClientOptions.IndependentCache,
+		Logger:           router.dnsLogger,
+	})
 	for i, ruleOptions := range options.Rules {
 		routeRule, err := NewRule(router, router.logger, ruleOptions)
 		if err != nil {
@@ -121,13 +124,6 @@ func NewRouter(
 		}
 		router.rules = append(router.rules, routeRule)
 	}
-	for i, ipRuleOptions := range options.IPRules {
-		ipRule, err := NewIPRule(router, router.logger, ipRuleOptions)
-		if err != nil {
-			return nil, E.Cause(err, "parse ip rule[", i, "]")
-		}
-		router.ipRules = append(router.ipRules, ipRule)
-	}
 	for i, dnsRuleOptions := range dnsOptions.Rules {
 		dnsRule, err := NewDNSRule(router, router.logger, dnsRuleOptions)
 		if err != nil {
@@ -274,7 +270,8 @@ func NewRouter(
 				router.networkMonitor = networkMonitor
 				networkMonitor.RegisterCallback(router.interfaceFinder.update)
 				interfaceMonitor, err := tun.NewDefaultInterfaceMonitor(router.networkMonitor, tun.DefaultInterfaceMonitorOptions{
-					OverrideAndroidVPN: options.OverrideAndroidVPN,
+					OverrideAndroidVPN:    options.OverrideAndroidVPN,
+					UnderNetworkExtension: platformInterface != nil && platformInterface.UnderNetworkExtension(),
 				})
 				if err != nil {
 					return nil, E.New("auto_detect_interface unsupported on current platform")
@@ -598,7 +595,8 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
 	switch metadata.Destination.Fqdn {
 	case mux.Destination.Fqdn:
 		r.logger.InfoContext(ctx, "inbound multiplex connection")
-		return mux.NewConnection(ctx, r, r, r.logger, conn, metadata)
+		handler := adapter.NewUpstreamHandler(metadata, r.RouteConnection, r.RoutePacketConnection, r)
+		return mux.HandleConnection(ctx, handler, r.logger, conn, adapter.UpstreamMetadata(metadata))
 	case vmess.MuxDestination.Fqdn:
 		r.logger.InfoContext(ctx, "inbound legacy multiplex connection")
 		return vmess.HandleMuxConnection(ctx, conn, adapter.NewUpstreamHandler(metadata, r.RouteConnection, r.RoutePacketConnection, r))
@@ -631,6 +629,7 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
 			Fqdn: domain,
 			Port: metadata.Destination.Port,
 		}
+		metadata.FakeIP = true
 		r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
 	}
 
@@ -740,6 +739,7 @@ func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, m
 			Fqdn: domain,
 			Port: metadata.Destination.Port,
 		}
+		metadata.FakeIP = true
 		r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
 	}
 
@@ -896,7 +896,7 @@ func (r *Router) AutoDetectInterface() bool {
 }
 
 func (r *Router) AutoDetectInterfaceFunc() control.Func {
-	if r.platformInterface != nil {
+	if r.platformInterface != nil && r.platformInterface.UsePlatformAutoDetectInterfaceControl() {
 		return r.platformInterface.AutoDetectInterfaceControl()
 	} else {
 		return control.BindToInterfaceFunc(r.InterfaceFinder(), func(network string, address string) (interfaceName string, interfaceIndex int) {
@@ -922,10 +922,6 @@ func (r *Router) Rules() []adapter.Rule {
 	return r.rules
 }
 
-func (r *Router) IPRules() []adapter.IPRule {
-	return r.ipRules
-}
-
 func (r *Router) NetworkMonitor() tun.NetworkUpdateMonitor {
 	return r.networkMonitor
 }
@@ -987,9 +983,22 @@ func (r *Router) notifyNetworkUpdate(int) error {
 		r.logger.Info("updated default interface ", r.interfaceMonitor.DefaultInterfaceName(netip.IPv4Unspecified()), ", index ", r.interfaceMonitor.DefaultInterfaceIndex(netip.IPv4Unspecified()))
 	}
 
-	if conntrack.Enabled {
-		conntrack.Close()
-	}
+	conntrack.Close()
+
+	for _, outbound := range r.outbounds {
+		listener, isListener := outbound.(adapter.InterfaceUpdateListener)
+		if isListener {
+			err := listener.InterfaceUpdated()
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+func (r *Router) ResetNetwork() error {
+	conntrack.Close()
 
 	for _, outbound := range r.outbounds {
 		listener, isListener := outbound.(adapter.InterfaceUpdateListener)

route/router_dns.go

@@ -44,22 +44,27 @@ func (r *Router) matchDNS(ctx context.Context) (context.Context, dns.Transport,
 	}
 	for i, rule := range r.dnsRules {
 		if rule.Match(metadata) {
+			detour := rule.Outbound()
+			transport, loaded := r.transportMap[detour]
+			if !loaded {
+				r.dnsLogger.ErrorContext(ctx, "transport not found: ", detour)
+				continue
+			}
+			if _, isFakeIP := transport.(adapter.FakeIPTransport); isFakeIP && metadata.FakeIP {
+				continue
+			}
+			r.dnsLogger.DebugContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)
 			if rule.DisableCache() {
 				ctx = dns.ContextWithDisableCache(ctx, true)
 			}
 			if rewriteTTL := rule.RewriteTTL(); rewriteTTL != nil {
 				ctx = dns.ContextWithRewriteTTL(ctx, *rewriteTTL)
 			}
-			detour := rule.Outbound()
-			r.dnsLogger.DebugContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)
-			if transport, loaded := r.transportMap[detour]; loaded {
-				if domainStrategy, dsLoaded := r.transportDomainStrategy[transport]; dsLoaded {
-					return ctx, transport, domainStrategy
-				} else {
-					return ctx, transport, r.defaultDomainStrategy
-				}
+			if domainStrategy, dsLoaded := r.transportDomainStrategy[transport]; dsLoaded {
+				return ctx, transport, domainStrategy
+			} else {
+				return ctx, transport, r.defaultDomainStrategy
 			}
-			r.dnsLogger.ErrorContext(ctx, "transport not found: ", detour)
 		}
 	}
 	if domainStrategy, dsLoaded := r.transportDomainStrategy[r.defaultTransport]; dsLoaded {
@@ -73,23 +78,31 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
 	if len(message.Question) > 0 {
 		r.dnsLogger.DebugContext(ctx, "exchange ", formatQuestion(message.Question[0].String()))
 	}
-	ctx, metadata := adapter.AppendContext(ctx)
-	if len(message.Question) > 0 {
-		metadata.QueryType = message.Question[0].Qtype
-		switch metadata.QueryType {
-		case mDNS.TypeA:
-			metadata.IPVersion = 4
-		case mDNS.TypeAAAA:
-			metadata.IPVersion = 6
+	var (
+		response *mDNS.Msg
+		cached   bool
+		err      error
+	)
+	response, cached = r.dnsClient.ExchangeCache(ctx, message)
+	if !cached {
+		ctx, metadata := adapter.AppendContext(ctx)
+		if len(message.Question) > 0 {
+			metadata.QueryType = message.Question[0].Qtype
+			switch metadata.QueryType {
+			case mDNS.TypeA:
+				metadata.IPVersion = 4
+			case mDNS.TypeAAAA:
+				metadata.IPVersion = 6
+			}
+			metadata.Domain = fqdnToDomain(message.Question[0].Name)
+		}
+		ctx, transport, strategy := r.matchDNS(ctx)
+		ctx, cancel := context.WithTimeout(ctx, C.DNSTimeout)
+		defer cancel()
+		response, err = r.dnsClient.Exchange(ctx, transport, message, strategy)
+		if err != nil && len(message.Question) > 0 {
+			r.dnsLogger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", formatQuestion(message.Question[0].String())))
 		}
-		metadata.Domain = fqdnToDomain(message.Question[0].Name)
-	}
-	ctx, transport, strategy := r.matchDNS(ctx)
-	ctx, cancel := context.WithTimeout(ctx, C.DNSTimeout)
-	defer cancel()
-	response, err := r.dnsClient.Exchange(ctx, transport, message, strategy)
-	if err != nil && len(message.Question) > 0 {
-		r.dnsLogger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", formatQuestion(message.Question[0].String())))
 	}
 	if len(message.Question) > 0 && response != nil {
 		LogDNSAnswers(r.dnsLogger, ctx, message.Question[0].Name, response.Answer)

route/router_geo_resources.go

@@ -18,6 +18,7 @@ import (
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/rw"
+	"github.com/sagernet/sing/service/filemanager"
 )
 
 func (r *Router) GeoIPReader() *geoip.Reader {
@@ -51,7 +52,7 @@ func (r *Router) prepareGeoIPDatabase() error {
 			geoPath = foundPath
 		}
 	}
-	geoPath = C.BasePath(geoPath)
+	geoPath = filemanager.BasePath(r.ctx, geoPath)
 	if rw.FileExists(geoPath) {
 		geoReader, codes, err := geoip.Open(geoPath)
 		if err == nil {
@@ -95,7 +96,7 @@ func (r *Router) prepareGeositeDatabase() error {
 			geoPath = foundPath
 		}
 	}
-	geoPath = C.BasePath(geoPath)
+	geoPath = filemanager.BasePath(r.ctx, geoPath)
 	if !rw.FileExists(geoPath) {
 		r.logger.Warn("geosite database not exists: ", geoPath)
 		var err error
@@ -142,10 +143,10 @@ func (r *Router) downloadGeoIPDatabase(savePath string) error {
 	}
 
 	if parentDir := filepath.Dir(savePath); parentDir != "" {
-		os.MkdirAll(parentDir, 0o755)
+		filemanager.MkdirAll(r.ctx, parentDir, 0o755)
 	}
 
-	saveFile, err := os.OpenFile(savePath, os.O_CREATE|os.O_WRONLY, 0o644)
+	saveFile, err := filemanager.Create(r.ctx, savePath)
 	if err != nil {
 		return E.Cause(err, "open output file: ", downloadURL)
 	}
@@ -190,10 +191,10 @@ func (r *Router) downloadGeositeDatabase(savePath string) error {
 	}
 
 	if parentDir := filepath.Dir(savePath); parentDir != "" {
-		os.MkdirAll(parentDir, 0o755)
+		filemanager.MkdirAll(r.ctx, parentDir, 0o755)
 	}
 
-	saveFile, err := os.OpenFile(savePath, os.O_CREATE|os.O_WRONLY, 0o644)
+	saveFile, err := filemanager.Create(r.ctx, savePath)
 	if err != nil {
 		return E.Cause(err, "open output file: ", downloadURL)
 	}

route/router_ip.go

@@ -1,79 +0,0 @@
-package route
-
-import (
-	"context"
-	"strings"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing-tun"
-	F "github.com/sagernet/sing/common/format"
-	M "github.com/sagernet/sing/common/metadata"
-)
-
-func (r *Router) RouteIPConnection(ctx context.Context, conn tun.RouteContext, metadata adapter.InboundContext) tun.RouteAction {
-	if r.fakeIPStore != nil && r.fakeIPStore.Contains(metadata.Destination.Addr) {
-		domain, loaded := r.fakeIPStore.Lookup(metadata.Destination.Addr)
-		if !loaded {
-			r.logger.ErrorContext(ctx, "missing fakeip context")
-			return (*tun.ActionReturn)(nil)
-		}
-		metadata.Destination = M.Socksaddr{
-			Fqdn: domain,
-			Port: metadata.Destination.Port,
-		}
-		r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
-	}
-	if r.dnsReverseMapping != nil && metadata.Domain == "" {
-		domain, loaded := r.dnsReverseMapping.Query(metadata.Destination.Addr)
-		if loaded {
-			metadata.Domain = domain
-			r.logger.DebugContext(ctx, "found reserve mapped domain: ", metadata.Domain)
-		}
-	}
-	if metadata.Destination.IsFqdn() && dns.DomainStrategy(metadata.InboundOptions.DomainStrategy) != dns.DomainStrategyAsIS {
-		addresses, err := r.Lookup(adapter.WithContext(ctx, &metadata), metadata.Destination.Fqdn, dns.DomainStrategy(metadata.InboundOptions.DomainStrategy))
-		if err != nil {
-			r.logger.ErrorContext(ctx, err)
-			return (*tun.ActionReturn)(nil)
-		}
-		metadata.DestinationAddresses = addresses
-		r.dnsLogger.DebugContext(ctx, "resolved [", strings.Join(F.MapToString(metadata.DestinationAddresses), " "), "]")
-	}
-	for i, rule := range r.ipRules {
-		if rule.Match(&metadata) {
-			if rule.Action() == tun.ActionTypeBlock {
-				r.logger.InfoContext(ctx, "match[", i, "] ", rule.String(), " => block")
-				return (*tun.ActionBlock)(nil)
-			}
-			detour := rule.Outbound()
-			r.logger.InfoContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)
-			outbound, loaded := r.Outbound(detour)
-			if !loaded {
-				r.logger.ErrorContext(ctx, "outbound not found: ", detour)
-				break
-			}
-			ipOutbound, loaded := outbound.(adapter.IPOutbound)
-			if !loaded {
-				r.logger.ErrorContext(ctx, "outbound have no ip connection support: ", detour)
-				break
-			}
-			destination, err := ipOutbound.NewIPConnection(ctx, conn, metadata)
-			if err != nil {
-				r.logger.ErrorContext(ctx, err)
-				break
-			}
-			return &tun.ActionDirect{DirectDestination: destination}
-		}
-	}
-	return (*tun.ActionReturn)(nil)
-}
-
-func (r *Router) NatRequired(outbound string) bool {
-	for _, ipRule := range r.ipRules {
-		if ipRule.Outbound() == outbound {
-			return true
-		}
-	}
-	return false
-}

route/rule_ip.go

@@ -1,189 +0,0 @@
-package route
-
-import (
-	"github.com/sagernet/sing-box/adapter"
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-)
-
-func NewIPRule(router adapter.Router, logger log.ContextLogger, options option.IPRule) (adapter.IPRule, error) {
-	switch options.Type {
-	case "", C.RuleTypeDefault:
-		if !options.DefaultOptions.IsValid() {
-			return nil, E.New("missing conditions")
-		}
-		if common.IsEmpty(options.DefaultOptions.Action) {
-			return nil, E.New("missing action")
-		}
-		return NewDefaultIPRule(router, logger, options.DefaultOptions)
-	case C.RuleTypeLogical:
-		if !options.LogicalOptions.IsValid() {
-			return nil, E.New("missing conditions")
-		}
-		if common.IsEmpty(options.DefaultOptions.Action) {
-			return nil, E.New("missing action")
-		}
-		return NewLogicalIPRule(router, logger, options.LogicalOptions)
-	default:
-		return nil, E.New("unknown rule type: ", options.Type)
-	}
-}
-
-var _ adapter.IPRule = (*DefaultIPRule)(nil)
-
-type DefaultIPRule struct {
-	abstractDefaultRule
-	action tun.ActionType
-}
-
-func NewDefaultIPRule(router adapter.Router, logger log.ContextLogger, options option.DefaultIPRule) (*DefaultIPRule, error) {
-	rule := &DefaultIPRule{
-		abstractDefaultRule: abstractDefaultRule{
-			invert:   options.Invert,
-			outbound: options.Outbound,
-		},
-		action: tun.ActionType(options.Action),
-	}
-	if len(options.Inbound) > 0 {
-		item := NewInboundRule(options.Inbound)
-		rule.items = append(rule.items, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if options.IPVersion > 0 {
-		switch options.IPVersion {
-		case 4, 6:
-			item := NewIPVersionItem(options.IPVersion == 6)
-			rule.items = append(rule.items, item)
-			rule.allItems = append(rule.allItems, item)
-		default:
-			return nil, E.New("invalid ip version: ", options.IPVersion)
-		}
-	}
-	if len(options.Network) > 0 {
-		item := NewNetworkItem(options.Network)
-		rule.items = append(rule.items, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.Domain) > 0 || len(options.DomainSuffix) > 0 {
-		item := NewDomainItem(options.Domain, options.DomainSuffix)
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.DomainKeyword) > 0 {
-		item := NewDomainKeywordItem(options.DomainKeyword)
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.DomainRegex) > 0 {
-		item, err := NewDomainRegexItem(options.DomainRegex)
-		if err != nil {
-			return nil, E.Cause(err, "domain_regex")
-		}
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.Geosite) > 0 {
-		item := NewGeositeItem(router, logger, options.Geosite)
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.SourceGeoIP) > 0 {
-		item := NewGeoIPItem(router, logger, true, options.SourceGeoIP)
-		rule.sourceAddressItems = append(rule.sourceAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.GeoIP) > 0 {
-		item := NewGeoIPItem(router, logger, false, options.GeoIP)
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.SourceIPCIDR) > 0 {
-		item, err := NewIPCIDRItem(true, options.SourceIPCIDR)
-		if err != nil {
-			return nil, E.Cause(err, "source_ipcidr")
-		}
-		rule.sourceAddressItems = append(rule.sourceAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.IPCIDR) > 0 {
-		item, err := NewIPCIDRItem(false, options.IPCIDR)
-		if err != nil {
-			return nil, E.Cause(err, "ipcidr")
-		}
-		rule.destinationAddressItems = append(rule.destinationAddressItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.SourcePort) > 0 {
-		item := NewPortItem(true, options.SourcePort)
-		rule.sourcePortItems = append(rule.sourcePortItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.SourcePortRange) > 0 {
-		item, err := NewPortRangeItem(true, options.SourcePortRange)
-		if err != nil {
-			return nil, E.Cause(err, "source_port_range")
-		}
-		rule.sourcePortItems = append(rule.sourcePortItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.Port) > 0 {
-		item := NewPortItem(false, options.Port)
-		rule.destinationPortItems = append(rule.destinationPortItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	if len(options.PortRange) > 0 {
-		item, err := NewPortRangeItem(false, options.PortRange)
-		if err != nil {
-			return nil, E.Cause(err, "port_range")
-		}
-		rule.destinationPortItems = append(rule.destinationPortItems, item)
-		rule.allItems = append(rule.allItems, item)
-	}
-	return rule, nil
-}
-
-func (r *DefaultIPRule) Action() tun.ActionType {
-	return r.action
-}
-
-var _ adapter.IPRule = (*LogicalIPRule)(nil)
-
-type LogicalIPRule struct {
-	abstractLogicalRule
-	action tun.ActionType
-}
-
-func NewLogicalIPRule(router adapter.Router, logger log.ContextLogger, options option.LogicalIPRule) (*LogicalIPRule, error) {
-	r := &LogicalIPRule{
-		abstractLogicalRule: abstractLogicalRule{
-			rules:    make([]adapter.Rule, len(options.Rules)),
-			invert:   options.Invert,
-			outbound: options.Outbound,
-		},
-		action: tun.ActionType(options.Action),
-	}
-	switch options.Mode {
-	case C.LogicalTypeAnd:
-		r.mode = C.LogicalTypeAnd
-	case C.LogicalTypeOr:
-		r.mode = C.LogicalTypeOr
-	default:
-		return nil, E.New("unknown logical mode: ", options.Mode)
-	}
-	for i, subRule := range options.Rules {
-		rule, err := NewDefaultIPRule(router, logger, subRule)
-		if err != nil {
-			return nil, E.Cause(err, "sub rule[", i, "]")
-		}
-		r.rules[i] = rule
-	}
-	return r, nil
-}
-
-func (r *LogicalIPRule) Action() tun.ActionType {
-	return r.action
-}

test/go.mod

@@ -9,9 +9,9 @@ replace github.com/sagernet/sing-box => ../
 require (
 	github.com/docker/docker v20.10.18+incompatible
 	github.com/docker/go-connections v0.4.0
-	github.com/gofrs/uuid v4.4.0+incompatible
-	github.com/sagernet/sing v0.2.4-0.20230418025125-f196b4303e31
-	github.com/sagernet/sing-shadowsocks v0.2.2-0.20230418025154-6114beeeba6d
+	github.com/gofrs/uuid/v5 v5.0.0
+	github.com/sagernet/sing v0.2.4
+	github.com/sagernet/sing-shadowsocks v0.2.2-0.20230417102954-f77257340507
 	github.com/spyzhov/ajson v0.7.1
 	github.com/stretchr/testify v1.8.2
 	go.uber.org/goleak v1.2.0
@@ -21,7 +21,7 @@ require (
 require (
 	berty.tech/go-libtor v1.0.385 // indirect
 	github.com/Dreamacro/clash v1.15.0 // indirect
-	github.com/Microsoft/go-winio v0.5.1 // indirect
+	github.com/Microsoft/go-winio v0.6.0 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/caddyserver/certmagic v0.17.2 // indirect
@@ -36,7 +36,6 @@ require (
 	github.com/go-chi/cors v1.2.1 // indirect
 	github.com/go-chi/render v1.0.2 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
-	github.com/gofrs/uuid/v5 v5.0.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/mock v1.6.0 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
@@ -51,7 +50,7 @@ require (
 	github.com/logrusorgru/aurora v2.0.3+incompatible // indirect
 	github.com/mholt/acmez v1.1.0 // indirect
 	github.com/miekg/dns v1.1.53 // indirect
-	github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c // indirect
+	github.com/moby/term v0.0.0-20221205130635-1aeaba878587 // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
 	github.com/ooni/go-libtor v1.1.7 // indirect
@@ -71,15 +70,15 @@ require (
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 // indirect
 	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32 // indirect
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 // indirect
-	github.com/sagernet/sing-dns v0.1.5-0.20230418025317-8a132998b322 // indirect
-	github.com/sagernet/sing-shadowtls v0.1.0 // indirect
-	github.com/sagernet/sing-tun v0.1.4-0.20230419061614-d744d03d9302 // indirect
-	github.com/sagernet/sing-vmess v0.1.3 // indirect
+	github.com/sagernet/sing-dns v0.1.5-0.20230415085626-111ecf799dfc // indirect
+	github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b // indirect
+	github.com/sagernet/sing-tun v0.1.5-0.20230422121432-209ec123ca7b // indirect
+	github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3 // indirect
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 // indirect
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9 // indirect
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2 // indirect
 	github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e // indirect
-	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c // indirect
+	github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/u-root/uio v0.0.0-20230220225925-ffce2a382923 // indirect
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
@@ -93,15 +92,12 @@ require (
 	golang.org/x/mod v0.8.0 // indirect
 	golang.org/x/sys v0.7.0 // indirect
 	golang.org/x/text v0.9.0 // indirect
-	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
+	golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect
 	golang.org/x/tools v0.6.0 // indirect
 	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
 	google.golang.org/grpc v1.54.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	gotest.tools/v3 v3.4.0 // indirect
-	gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c // indirect
+	gvisor.dev/gvisor v0.0.0-20230415003630-3981d5d5e523 // indirect
 	lukechampine.com/blake3 v1.1.7 // indirect
 )
-
-//replace github.com/sagernet/sing => ../../sing

test/go.sum

@@ -3,8 +3,8 @@ berty.tech/go-libtor v1.0.385/go.mod h1:9swOOQVb+kmvuAlsgWUK/4c52pm69AdbJsxLzk+f
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8=
 github.com/Dreamacro/clash v1.15.0 h1:mlpD950VEggXZBNahV66hyKDRxcczkj3vymoAt78KyE=
 github.com/Dreamacro/clash v1.15.0/go.mod h1:WNH69bN11LiAdgdSr4hpkEuXVMfBbWyhEKMCTx9BtNE=
-github.com/Microsoft/go-winio v0.5.1 h1:aPJp2QD7OOrhO5tQXqQoGSJc+DjDtWTGLOmNyAm6FgY=
-github.com/Microsoft/go-winio v0.5.1/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
+github.com/Microsoft/go-winio v0.6.0 h1:slsWYD/zyx7lCXoZVlvQrj0hPTM1HI4+v1sIda2yDvg=
+github.com/Microsoft/go-winio v0.6.0/go.mod h1:cTAf44im0RAYeL23bpB+fzCyDH2MJiz2BO69KH/soAE=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
@@ -43,8 +43,6 @@ github.com/go-chi/render v1.0.2 h1:4ER/udB0+fMWB2Jlf15RV3F4A2FDuYi/9f+lFttR/Lg=
 github.com/go-chi/render v1.0.2/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
-github.com/gofrs/uuid v4.4.0+incompatible h1:3qXRTX8/NbyulANqlc0lchS1gqAVxRgsuW1YrTJupqA=
-github.com/gofrs/uuid v4.4.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gofrs/uuid/v5 v5.0.0 h1:p544++a97kEL+svbcFbCQVM9KFu0Yo25UoISXGNNH9M=
 github.com/gofrs/uuid/v5 v5.0.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV+9bD8=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
@@ -84,8 +82,8 @@ github.com/mholt/acmez v1.1.0 h1:IQ9CGHKOHokorxnffsqDvmmE30mDenO1lptYZ1AYkHY=
 github.com/mholt/acmez v1.1.0/go.mod h1:zwo5+fbLLTowAX8o8ETfQzbDtwGEXnPhkmGdKIP+bgs=
 github.com/miekg/dns v1.1.53 h1:ZBkuHr5dxHtB1caEOlZTLPo7D3L3TWckgUUs/RHfDxw=
 github.com/miekg/dns v1.1.53/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
-github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c h1:RC8WMpjonrBfyAh6VN/POIPtYD5tRAq0qMqCRjQNK+g=
-github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c/go.mod h1:9OcmHNQQUTbk4XCffrLgN1NEKc2mh5u++biHVrvHsSU=
+github.com/moby/term v0.0.0-20221205130635-1aeaba878587 h1:HfkjXDfhgVaN5rmueG8cL8KKeFNecRCXFhaJ2qZ5SKA=
+github.com/moby/term v0.0.0-20221205130635-1aeaba878587/go.mod h1:8FzsFHVUBGZdbDsJw/ot+X+d5HLUbvklYLJ9uGfcI3Y=
 github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
@@ -128,18 +126,18 @@ github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byL
 github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
 github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
 github.com/sagernet/sing v0.1.8/go.mod h1:jt1w2u7lJQFFSGLiRrRIs5YWmx4kAPfWuOejuDW9qMk=
-github.com/sagernet/sing v0.2.4-0.20230418025125-f196b4303e31 h1:qgq8jeY/rbnY9NwYXByO//AP0ByIxnsKUxQx1tOB3W0=
-github.com/sagernet/sing v0.2.4-0.20230418025125-f196b4303e31/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
-github.com/sagernet/sing-dns v0.1.5-0.20230418025317-8a132998b322 h1:UDSeJZ2xB3dj1lySnM5LpF48dGlphGstw2BqtkJwcZI=
-github.com/sagernet/sing-dns v0.1.5-0.20230418025317-8a132998b322/go.mod h1:2wjxSr1Gbecq9A0ESA9cnR399tQTcpCZEOGytekb+qI=
-github.com/sagernet/sing-shadowsocks v0.2.2-0.20230418025154-6114beeeba6d h1:UUxtLujzp5jmtOXqXpSOGvHwHSZcBveKVDzRJ4GlnFU=
-github.com/sagernet/sing-shadowsocks v0.2.2-0.20230418025154-6114beeeba6d/go.mod h1:Co3PJXcaZoLwHGBfT0rbSnn9C7ywc41zVYWtDeoeI/Q=
-github.com/sagernet/sing-shadowtls v0.1.0 h1:05MYce8aR5xfKIn+y7xRFsdKhKt44QZTSEQW+lG5IWQ=
-github.com/sagernet/sing-shadowtls v0.1.0/go.mod h1:Kn1VUIprdkwCgkS6SXYaLmIpKzQbqBIKJBMY+RvBhYc=
-github.com/sagernet/sing-tun v0.1.4-0.20230419061614-d744d03d9302 h1:aPb0T2HQRTG2t7fEwLvFLZSXmhmnBh+SMs2NufhmrsI=
-github.com/sagernet/sing-tun v0.1.4-0.20230419061614-d744d03d9302/go.mod h1:bvcVzlf9q9dgxt8qKluW+zOXCFoN1+SpBG3sHTq8/9Q=
-github.com/sagernet/sing-vmess v0.1.3 h1:q/+tsF46dvvapL6CpQBgPHJ6nQrDUZqEtLHCbsjO7iM=
-github.com/sagernet/sing-vmess v0.1.3/go.mod h1:GVXqAHwe9U21uS+Voh4YBIrADQyE4F9v0ayGSixSQAE=
+github.com/sagernet/sing v0.2.4 h1:gC8BR5sglbJZX23RtMyFa8EETP9YEUADhfbEzU1yVbo=
+github.com/sagernet/sing v0.2.4/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
+github.com/sagernet/sing-dns v0.1.5-0.20230415085626-111ecf799dfc h1:hmbuqKv48SAjiKPoqtJGvS5pEHVPZjTHq9CPwQY2cZ4=
+github.com/sagernet/sing-dns v0.1.5-0.20230415085626-111ecf799dfc/go.mod h1:ZKuuqgsHRxDahYrzgSgy4vIAGGuKPlIf4hLcNzYzLkY=
+github.com/sagernet/sing-shadowsocks v0.2.2-0.20230417102954-f77257340507 h1:bAHZCdWqJkb8LEW98+YsMVDXGRMUVjka8IC+St6ot88=
+github.com/sagernet/sing-shadowsocks v0.2.2-0.20230417102954-f77257340507/go.mod h1:UJjvQGw0lyYaDGIDvUraL16fwaAEH1WFw1Y6sUcMPog=
+github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b h1:ouW/6IDCrxkBe19YSbdCd7buHix7b+UZ6BM4Zz74XF4=
+github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b/go.mod h1:oG8bPerYI6cZ74KquY3DvA7ynECyrILPBnce6wtBqeI=
+github.com/sagernet/sing-tun v0.1.5-0.20230422121432-209ec123ca7b h1:9NsciSJGwzdkXwVvT2c2g+RvkTVkANeBLr2l+soJ7LM=
+github.com/sagernet/sing-tun v0.1.5-0.20230422121432-209ec123ca7b/go.mod h1:DD7Ce2Gt0GFc6I/1+Uw4D/aUlBsGqrQsC52CMK/V818=
+github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3 h1:BHOnxrbC929JonuKqFdJ7ZbDp7zs4oTlH5KFvKtWu9U=
+github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3/go.mod h1:yKrAr+dqZd64DxBXCHWrYicp+n4qbqO73mtwv3dck8U=
 github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 h1:HuE6xSwco/Xed8ajZ+coeYLmioq0Qp1/Z2zczFaV8as=
 github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37/go.mod h1:3skNSftZDJWTGVtVaM2jfbce8qHnmH/AGDRe62iNOg0=
 github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9 h1:2ItpW1nMNkPzmBTxV0/eClCklHrFSQMnUGcpUmJxVeE=
@@ -148,9 +146,8 @@ github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2 h1:kDUqhc9Vsk5HJuhfI
 github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2/go.mod h1:JKQMZq/O2qnZjdrt+B57olmfgEmLtY9iiSIEYtWvoSM=
 github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e h1:7uw2njHFGE+VpWamge6o56j2RWk4omF6uLKKxMmcWvs=
 github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e/go.mod h1:45TUl8+gH4SIKr4ykREbxKWTxkDlSzFENzctB1dVRRY=
-github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c h1:vK2wyt9aWYHHvNLWniwijBu/n4pySypiKRhN32u/JGo=
-github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c/go.mod h1:euOmN6O5kk9dQmgSS8Df4psAl3TCjxOz0NW60EWkSaI=
-github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
+github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77 h1:g6QtRWQ2dKX7EQP++1JLNtw4C2TNxd4/ov8YUpOPOSo=
+github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77/go.mod h1:pJDdXzZIwJ+2vmnT0TKzmf8meeum+e2mTDSehw79eE0=
 github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
 github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/spyzhov/ajson v0.7.1 h1:1MDIlPc6x0zjNtpa7tDzRAyFAvRX+X8ZsvtYz5lZg6A=
@@ -158,7 +155,6 @@ github.com/spyzhov/ajson v0.7.1/go.mod h1:63V+CGM6f1Bu/p4nLIN8885ojBdt88TbLoSFzy
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
-github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -218,13 +214,10 @@ golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200217220822-9197077df867/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -243,13 +236,12 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 h1:vVKdlvoWBphwdxWKrFZEuM0kGgGLxUOYcY4U/2Vjg44=
+golang.org/x/time v0.0.0-20220210224613-90d013bbcef8/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
@@ -272,8 +264,7 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gotest.tools/v3 v3.4.0 h1:ZazjZUfuVeZGLAmlKKuyv3IKP5orXcwtOwDQH6YVr6o=
-gotest.tools/v3 v3.4.0/go.mod h1:CtbdzLSsqVhDgMtKsx03ird5YTGB3ar27v0u/yKBW5g=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c h1:m5lcgWnL3OElQNVyp3qcncItJ2c0sQlSGjYK2+nJTA4=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
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