Fix fallback packet conn

.github/workflows/debug.yml

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

.github/workflows/lint.yml

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

Makefile

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

README.md

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

adapter/experimental.go

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

adapter/router.go

@@ -37,7 +37,6 @@ type Router interface {
 	LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error)
 
 	InterfaceFinder() control.InterfaceFinder
-	UpdateInterfaces() error
 	DefaultInterface() string
 	AutoDetectInterface() bool
 	AutoDetectInterfaceFunc() control.Func

box.go

@@ -133,12 +133,6 @@ func New(options Options) (*Box, error) {
 	if err != nil {
 		return nil, err
 	}
-	if options.PlatformInterface != nil {
-		err = options.PlatformInterface.Initialize(ctx, router)
-		if err != nil {
-			return nil, E.Cause(err, "initialize platform interface")
-		}
-	}
 	preServices := make(map[string]adapter.Service)
 	postServices := make(map[string]adapter.Service)
 	if needClashAPI {

common/badtls/badtls.go

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

common/badtls/badtls_stub.go

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

common/badtls/conn.go

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

common/badtls/link.go

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

common/dialer/conntrack/conn.go

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

common/dialer/conntrack/packet_conn.go

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

common/dialer/default.go

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

common/dialer/resolve.go

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

common/mux/client.go

@@ -11,6 +11,7 @@ import (
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -68,7 +69,7 @@ func (c *Client) DialContext(ctx context.Context, network string, destination M.
 		if err != nil {
 			return nil, err
 		}
-		return bufio.NewUnbindPacketConn(&ClientPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}), nil
+		return bufio.NewBindPacketConn(deadline.NewPacketConn(bufio.NewNetPacketConn(&ClientPacketConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination})), destination), nil
 	default:
 		return nil, E.Extend(N.ErrUnknownNetwork, network)
 	}
@@ -79,7 +80,7 @@ func (c *Client) ListenPacket(ctx context.Context, destination M.Socksaddr) (net
 	if err != nil {
 		return nil, err
 	}
-	return &ClientPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}, nil
+	return deadline.NewPacketConn(&ClientPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream), destination: destination}), nil
 }
 
 func (c *Client) openStream() (net.Conn, error) {
@@ -249,10 +250,6 @@ func (c *ClientConn) WriterReplaceable() bool {
 	return c.requestWrite
 }
 
-func (c *ClientConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *ClientConn) Upstream() any {
 	return c.Conn
 }
@@ -381,10 +378,6 @@ 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
 }
@@ -421,11 +414,7 @@ func (c *ClientPacketAddrConn) ReadFrom(p []byte) (n int, addr net.Addr, err err
 	if err != nil {
 		return
 	}
-	if destination.IsFqdn() {
-		addr = destination
-	} else {
-		addr = destination.UDPAddr()
-	}
+	addr = destination.UDPAddr()
 	var length uint16
 	err = binary.Read(c.ExtendedConn, binary.BigEndian, &length)
 	if err != nil {
@@ -526,10 +515,6 @@ func (c *ClientPacketAddrConn) FrontHeadroom() int {
 	return 2 + M.MaxSocksaddrLength
 }
 
-func (c *ClientPacketAddrConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *ClientPacketAddrConn) Upstream() any {
 	return c.ExtendedConn
 }

common/mux/service.go

@@ -10,6 +10,7 @@ import (
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -67,7 +68,7 @@ func newConnection(ctx context.Context, router adapter.Router, errorHandler E.Ha
 			logger.InfoContext(ctx, "inbound multiplex packet connection")
 			packetConn = &ServerPacketAddrConn{ExtendedConn: bufio.NewExtendedConn(stream)}
 		}
-		hErr := router.RoutePacketConnection(ctx, packetConn, metadata)
+		hErr := router.RoutePacketConnection(ctx, deadline.NewPacketConn(bufio.NewNetPacketConn(packetConn)), metadata)
 		stream.Close()
 		if hErr != nil {
 			errorHandler.NewError(ctx, hErr)
@@ -131,10 +132,6 @@ func (c *ServerConn) FrontHeadroom() int {
 	return 0
 }
 
-func (c *ServerConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *ServerConn) Upstream() any {
 	return c.ExtendedConn
 }
@@ -187,10 +184,6 @@ func (c *ServerPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksad
 	return c.ExtendedConn.WriteBuffer(buffer)
 }
 
-func (c *ServerPacketConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *ServerPacketConn) Upstream() any {
 	return c.ExtendedConn
 }
@@ -253,10 +246,6 @@ func (c *ServerPacketAddrConn) WritePacket(buffer *buf.Buffer, destination M.Soc
 	return c.ExtendedConn.WriteBuffer(buffer)
 }
 
-func (c *ServerPacketAddrConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *ServerPacketAddrConn) Upstream() any {
 	return c.ExtendedConn
 }

common/process/searcher.go

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

common/process/searcher_with_name.go

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

common/process/searcher_without_name.go

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

common/sniff/http.go

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

common/sniff/http_test.go

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

common/sniff/sniff.go

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

common/tls/reality_client.go

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

common/tls/std_server.go

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

common/urltest/urltest.go

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

common/warning/warning.go

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

docs/changelog.md

@@ -1,37 +1,3 @@
-#### 1.3-beta8
-
-* Fix `system` tun stack for ios
-* Fix network monitor for android/ios
-* Update VLESS and XUDP protocol **1**
-* Fixes and improvements
-
-*1:
-
-As in Xray, this is an incompatible update for XUDP in VLESS if vision flow is enabled.
-
-#### 1.3-beta7
-
-* Add `path` and `headers` options for HTTP outbound
-* Add multi-user support for Shadowsocks legacy AEAD inbound
-* Fixes and improvements
-
-#### 1.2.4
-
-* Fixes and improvements
-
-#### 1.3-beta6
-
-* Fix WireGuard reconnect
-* Perform URLTest recheck after network changes
-* Fix bugs and update dependencies
-
-#### 1.3-beta5
-
-* Add Clash.Meta API compatibility for Clash API
-* Download Yacd-meta by default if the specified Clash `external_ui` directory is empty
-* Add path and headers option for HTTP outbound
-* Fixes and improvements
-
 #### 1.3-beta4
 
 * Fix bugs

docs/configuration/experimental/index.md

@@ -59,7 +59,7 @@ serve it at `http://{{external-controller}}/ui`.
 
 ZIP download URL for the external UI, will be used if the specified `external_ui` directory is empty.
 
-`https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip` will be used if empty.
+`https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip` will be used if empty.
 
 #### external_ui_download_detour
 

docs/configuration/experimental/index.zh.md

@@ -57,7 +57,7 @@ RESTful web API 监听地址。如果为空，则禁用 Clash API。
 
 静态网页资源的 ZIP 下载 URL，如果指定的 `external_ui` 目录为空，将使用。
 
-默认使用 `https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip`。
+默认使用 `https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip`。
 
 #### external_ui_download_detour
 

docs/configuration/outbound/http.md

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

docs/configuration/outbound/http.zh.md

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

docs/configuration/outbound/urltest.md

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

docs/configuration/outbound/urltest.zh.md

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

docs/installation/clients/sfa.md

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

docs/installation/clients/sfa.zh.md

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

docs/installation/clients/sfi.md

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

docs/installation/clients/sfi.zh.md

@@ -13,8 +13,8 @@
 
 #### 注意事项
 
+* `system` tun stack 在 iOS 不工作
 * 远程配置文件请求中的 User Agent 为 `SFI/$version ($version_code; sing-box $sing_box_version)`
-* 崩溃日志位于 `设置` -> `查看服务日志`
 
 #### 隐私政策
 

experimental/clashapi/api_meta.go

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

experimental/clashapi/api_meta_group.go

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

experimental/clashapi/proxies.go

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

experimental/clashapi/server.go

@@ -109,8 +109,6 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
 		r.Mount("/profile", profileRouter())
 		r.Mount("/cache", cacheRouter(router))
 		r.Mount("/dns", dnsRouter(router))
-
-		server.setupMetaAPI(r)
 	})
 	if options.ExternalUI != "" {
 		server.externalUI = C.BasePath(os.ExpandEnv(options.ExternalUI))
@@ -408,5 +406,5 @@ func getLogs(logFactory log.ObservableFactory) func(w http.ResponseWriter, r *ht
 }
 
 func version(w http.ResponseWriter, r *http.Request) {
-	render.JSON(w, r, render.M{"version": "sing-box " + C.Version, "premium": true, "meta": true})
+	render.JSON(w, r, render.M{"version": "sing-box " + C.Version, "premium": true})
 }

experimental/clashapi/server_resources.go

@@ -40,7 +40,7 @@ func (s *Server) downloadExternalUI() error {
 	if s.externalUIDownloadURL != "" {
 		downloadURL = s.externalUIDownloadURL
 	} else {
-		downloadURL = "https://github.com/MetaCubeX/Yacd-meta/archive/gh-pages.zip"
+		downloadURL = "https://github.com/Dreamacro/clash-dashboard/archive/refs/heads/gh-pages.zip"
 	}
 	s.logger.Info("downloading external ui")
 	var detour adapter.Outbound

experimental/clashapi/trafficontrol/manager.go

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

experimental/libbox/command_log.go

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

experimental/libbox/command_server.go

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

experimental/libbox/command_status.go

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

experimental/libbox/iterator.go

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

experimental/libbox/monitor.go

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

experimental/libbox/platform.go

@@ -1,8 +1,6 @@
 package libbox
 
-import (
-	"github.com/sagernet/sing-box/option"
-)
+import "github.com/sagernet/sing-box/option"
 
 type PlatformInterface interface {
 	AutoDetectInterfaceControl(fd int32) error
@@ -12,11 +10,6 @@ type PlatformInterface interface {
 	FindConnectionOwner(ipProtocol int32, sourceAddress string, sourcePort int32, destinationAddress string, destinationPort int32) (int32, error)
 	PackageNameByUid(uid int32) (string, error)
 	UIDByPackageName(packageName string) (int32, error)
-	UsePlatformDefaultInterfaceMonitor() bool
-	StartDefaultInterfaceMonitor(listener InterfaceUpdateListener) error
-	CloseDefaultInterfaceMonitor(listener InterfaceUpdateListener) error
-	UsePlatformInterfaceGetter() bool
-	GetInterfaces() (NetworkInterfaceIterator, error)
 }
 
 type TunInterface interface {
@@ -24,19 +17,8 @@ type TunInterface interface {
 	Close() error
 }
 
-type InterfaceUpdateListener interface {
-	UpdateDefaultInterface(interfaceName string, interfaceIndex int32)
-}
-
-type NetworkInterface struct {
-	Index     int32
-	MTU       int32
-	Name      string
-	Addresses StringIterator
-}
-
-type NetworkInterfaceIterator interface {
-	Next() *NetworkInterface
+type OnDemandRuleIterator interface {
+	Next() OnDemandRule
 	HasNext() bool
 }
 
@@ -49,11 +31,6 @@ type OnDemandRule interface {
 	ProbeURL() string
 }
 
-type OnDemandRuleIterator interface {
-	Next() OnDemandRule
-	HasNext() bool
-}
-
 type onDemandRule struct {
 	option.OnDemandRule
 }

experimental/libbox/platform/interface.go

@@ -1,33 +1,17 @@
 package platform
 
 import (
-	"context"
 	"io"
-	"net/netip"
 
-	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-tun"
 	"github.com/sagernet/sing/common/control"
-	E "github.com/sagernet/sing/common/exceptions"
 )
 
 type Interface interface {
-	Initialize(ctx context.Context, router adapter.Router) error
 	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)
+	OpenTun(options tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
 	process.Searcher
 	io.Writer
 }
-
-type NetworkInterface struct {
-	Index     int
-	MTU       int
-	Name      string
-	Addresses []netip.Prefix
-}

experimental/libbox/service.go

@@ -6,13 +6,11 @@ import (
 	"syscall"
 
 	"github.com/sagernet/sing-box"
-	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/experimental/libbox/internal/procfs"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -33,7 +31,7 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 	instance, err := box.New(box.Options{
 		Context:           ctx,
 		Options:           options,
-		PlatformInterface: &platformInterfaceWrapper{iif: platformInterface, useProcFS: platformInterface.UseProcFS()},
+		PlatformInterface: &platformInterfaceWrapper{platformInterface, platformInterface.UseProcFS()},
 	})
 	if err != nil {
 		cancel()
@@ -60,12 +58,6 @@ var _ platform.Interface = (*platformInterfaceWrapper)(nil)
 type platformInterfaceWrapper struct {
 	iif       PlatformInterface
 	useProcFS bool
-	router    adapter.Router
-}
-
-func (w *platformInterfaceWrapper) Initialize(ctx context.Context, router adapter.Router) error {
-	w.router = router
-	return nil
 }
 
 func (w *platformInterfaceWrapper) AutoDetectInterfaceControl() control.Func {
@@ -76,7 +68,7 @@ func (w *platformInterfaceWrapper) AutoDetectInterfaceControl() control.Func {
 	}
 }
 
-func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error) {
+func (w *platformInterfaceWrapper) OpenTun(options tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error) {
 	if len(options.IncludeUID) > 0 || len(options.ExcludeUID) > 0 {
 		return nil, E.New("android: unsupported uid options")
 	}
@@ -87,16 +79,12 @@ func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions
 	if err != nil {
 		return nil, err
 	}
-	options.Name, err = getTunnelName(tunFd)
-	if err != nil {
-		return nil, E.Cause(err, "query tun name")
-	}
 	dupFd, err := dup(int(tunFd))
 	if err != nil {
 		return nil, E.Cause(err, "dup tun file descriptor")
 	}
 	options.FileDescriptor = dupFd
-	return tun.New(*options)
+	return tun.New(options)
 }
 
 func (w *platformInterfaceWrapper) Write(p []byte) (n int, err error) {
@@ -130,36 +118,3 @@ func (w *platformInterfaceWrapper) FindProcessInfo(ctx context.Context, network
 	packageName, _ := w.iif.PackageNameByUid(uid)
 	return &process.Info{UserId: uid, PackageName: packageName}, nil
 }
-
-func (w *platformInterfaceWrapper) UsePlatformDefaultInterfaceMonitor() bool {
-	return w.iif.UsePlatformDefaultInterfaceMonitor()
-}
-
-func (w *platformInterfaceWrapper) CreateDefaultInterfaceMonitor(errorHandler E.Handler) tun.DefaultInterfaceMonitor {
-	return &platformDefaultInterfaceMonitor{
-		platformInterfaceWrapper: w,
-		errorHandler:             errorHandler,
-		defaultInterfaceIndex:    -1,
-	}
-}
-
-func (w *platformInterfaceWrapper) UsePlatformInterfaceGetter() bool {
-	return w.iif.UsePlatformInterfaceGetter()
-}
-
-func (w *platformInterfaceWrapper) Interfaces() ([]platform.NetworkInterface, error) {
-	interfaceIterator, err := w.iif.GetInterfaces()
-	if err != nil {
-		return nil, err
-	}
-	var interfaces []platform.NetworkInterface
-	for _, netInterface := range iteratorToArray[*NetworkInterface](interfaceIterator) {
-		interfaces = append(interfaces, platform.NetworkInterface{
-			Index:     int(netInterface.Index),
-			MTU:       int(netInterface.MTU),
-			Name:      netInterface.Name,
-			Addresses: common.Map(iteratorToArray[string](netInterface.Addresses), netip.MustParsePrefix),
-		})
-	}
-	return interfaces, nil
-}

experimental/libbox/tun.go

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

experimental/libbox/tun_name_darwin.go

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

experimental/libbox/tun_name_linux.go

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

experimental/libbox/tun_name_other.go

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

go.mod

@@ -4,7 +4,7 @@ go 1.18
 
 require (
 	berty.tech/go-libtor v1.0.385
-	github.com/Dreamacro/clash v1.15.0
+	github.com/Dreamacro/clash v1.14.0
 	github.com/caddyserver/certmagic v0.17.2
 	github.com/cretz/bine v0.2.0
 	github.com/dustin/go-humanize v1.0.1
@@ -22,15 +22,15 @@ require (
 	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/gomobile v0.0.0-20221130124640-349ebaa752ca
 	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
-	github.com/sagernet/sing v0.2.4-0.20230418095640-3b5e6c1812d3
-	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-vmess v0.1.5-0.20230417103030-8c3070ae3fb3
+	github.com/sagernet/sing v0.2.3-0.20230409145127-a82d82e55914
+	github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440
+	github.com/sagernet/sing-shadowsocks v0.2.1-0.20230409094647-5c830455eb9b
+	github.com/sagernet/sing-shadowtls v0.1.1-0.20230409094821-9abef019436f
+	github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab
+	github.com/sagernet/sing-vmess v0.1.4-0.20230409094745-dc784c704250
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2

go.sum

@@ -1,7 +1,7 @@
 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 v1.14.0 h1:ehJ/C/1m9LEjmME72WSE/Y2YqbR3Q54AbjqiRCvtyW4=
+github.com/Dreamacro/clash v1.14.0/go.mod h1:ia2CU7V713H1QdCqMwOLK9U9V5Ay8X0voj3yQr2tk+I=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
@@ -101,8 +101,8 @@ github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0 h1:KyhtFFt
 github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0/go.mod h1:D4SFEOkJK+4W1v86ZhX0jPM0rAL498fyQAChqMtes/I=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 h1:5+m7c6AkmAylhauulqN/c5dnh8/KssrE9c93TQrXldA=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61/go.mod h1:QUQ4RRHD6hGGHdFMEtR8T2P6GS6R3D/CXKdaYHKKXms=
-github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035 h1:KttYh6bBhIw8Y6/Ljn7CGwC3CKZn788rzMJmeAKjY+8=
-github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035/go.mod h1:5YE39YkJkCcMsfq1jMKkjsrM2GfBoF9JVWnvU89hmvU=
+github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca h1:w56+kf8BeqLqllrRJ1tdwKc3sCdWOn/DuNHpY9fAiqs=
+github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca/go.mod h1:5YE39YkJkCcMsfq1jMKkjsrM2GfBoF9JVWnvU89hmvU=
 github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 h1:iL5gZI3uFp0X6EslacyapiRz7LLSJyr4RajF/BhMVyE=
 github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
 github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32 h1:tztuJB+giOWNRKQEBVY2oI3PsheTooMdh+/yxemYQYY=
@@ -111,18 +111,18 @@ 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 v0.2.4-0.20230418095640-3b5e6c1812d3 h1:dkH6SEs3yZlUjSXUAn64LUlFAfAgJqiThaWiBKWJ0Q0=
-github.com/sagernet/sing v0.2.4-0.20230418095640-3b5e6c1812d3/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 v0.1.2-0.20230417103049-4f682e05f19b h1:ouW/6IDCrxkBe19YSbdCd7buHix7b+UZ6BM4Zz74XF4=
-github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b/go.mod h1:oG8bPerYI6cZ74KquY3DvA7ynECyrILPBnce6wtBqeI=
-github.com/sagernet/sing-tun v0.1.4-0.20230419061614-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 v0.1.5-0.20230417103030-8c3070ae3fb3 h1:BHOnxrbC929JonuKqFdJ7ZbDp7zs4oTlH5KFvKtWu9U=
-github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3/go.mod h1:yKrAr+dqZd64DxBXCHWrYicp+n4qbqO73mtwv3dck8U=
+github.com/sagernet/sing v0.2.3-0.20230409145127-a82d82e55914 h1:ReHDfZgEMKNVh0xvgvOc5j7M2kX9J+3nNQ8DrSwx0Hs=
+github.com/sagernet/sing v0.2.3-0.20230409145127-a82d82e55914/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
+github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440 h1:VH8/BcOVuApHtS+vKP+khxlGRcXH7KKhgkTDtNynqSQ=
+github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440/go.mod h1:69PNSHyEmXdjf6C+bXBOdr2GQnPeEyWjIzo/MV8gmz8=
+github.com/sagernet/sing-shadowsocks v0.2.1-0.20230409094647-5c830455eb9b h1:nmP+V4nlc8lqEMpwjjbny8ISkrFIjvKWIETsjs7nSic=
+github.com/sagernet/sing-shadowsocks v0.2.1-0.20230409094647-5c830455eb9b/go.mod h1:WoVjGUvRqsx5yhYeDAB5CijCHpNDi0LUPHl3cf7u8Lc=
+github.com/sagernet/sing-shadowtls v0.1.1-0.20230409094821-9abef019436f h1:qzQvpcDm60zPW8UlZa8UEaBoFORFeGAnhDncPc3VWT4=
+github.com/sagernet/sing-shadowtls v0.1.1-0.20230409094821-9abef019436f/go.mod h1:MxB+Q9H0pAHcrlvNmwSs1crljRwHFFVhtXyOMBy44Nw=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab h1:a9oeWuPBuIZ70qMhIIH6RrYhp886xN9jJIwsuu4ZFUo=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab/go.mod h1:4YxIDEkkCjGXDOTMPw1SXpLmCQUFAWuaQN250oo+928=
+github.com/sagernet/sing-vmess v0.1.4-0.20230409094745-dc784c704250 h1:Q5X89Z7wV201pLhPm+viAzzVgPcrYD1PniAVGt9Le/0=
+github.com/sagernet/sing-vmess v0.1.4-0.20230409094745-dc784c704250/go.mod h1:eULig3LgaeNiWSquSlzXF42Joypsj3fO1W+Qy93o6hk=
 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=

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/naive.go

@@ -90,9 +90,6 @@ func (n *Naive) Start() error {
 		n.httpServer = &http.Server{
 			Handler:   n,
 			TLSConfig: tlsConfig,
-			BaseContext: func(listener net.Listener) context.Context {
-				return n.ctx
-			},
 		}
 		go func() {
 			var sErr error
@@ -609,10 +606,6 @@ func (c *naiveH2Conn) SetWriteDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
 
-func (c *naiveH2Conn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *naiveH2Conn) UpstreamReader() any {
 	return c.reader
 }

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

@@ -9,8 +9,6 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-shadowsocks"
-	"github.com/sagernet/sing-shadowsocks/shadowaead"
 	"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/auth"
@@ -27,7 +25,7 @@ var (
 
 type ShadowsocksMulti struct {
 	myInboundAdapter
-	service shadowsocks.MultiService[int]
+	service *shadowaead_2022.MultiService[int]
 	users   []option.ShadowsocksUser
 }
 
@@ -51,28 +49,16 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
 	} else {
 		udpTimeout = int64(C.UDPTimeout.Seconds())
 	}
-	var (
-		service shadowsocks.MultiService[int]
-		err     error
-	)
-	if common.Contains(shadowaead_2022.List, options.Method) {
-		service, err = shadowaead_2022.NewMultiServiceWithPassword[int](
-			ctx,
-			options.Method,
-			options.Password,
-			udpTimeout,
-			adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound),
-			router.TimeFunc(),
-		)
-	} else if common.Contains(shadowaead.List, options.Method) {
-		service, err = shadowaead.NewMultiService[int](
-			ctx,
-			options.Method,
-			udpTimeout,
-			adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))
-	} else {
+	if !common.Contains(shadowaead_2022.List, options.Method) {
 		return nil, E.New("unsupported method: " + options.Method)
 	}
+	service, err := shadowaead_2022.NewMultiServiceWithPassword[int](
+		options.Method,
+		options.Password,
+		udpTimeout,
+		adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound),
+		router.TimeFunc(),
+	)
 	if err != nil {
 		return nil, err
 	}

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

@@ -152,7 +152,7 @@ func (t *Tun) Start() error {
 	)
 	t.logger.Trace("opening interface")
 	if t.platformInterface != nil {
-		tunInterface, err = t.platformInterface.OpenTun(&t.tunOptions, t.platformOptions)
+		tunInterface, err = t.platformInterface.OpenTun(t.tunOptions, t.platformOptions)
 	} else {
 		tunInterface, err = tun.New(t.tunOptions)
 	}

inbound/vless.go

@@ -16,6 +16,7 @@ import (
 	"github.com/sagernet/sing-vmess/packetaddr"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/auth"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 	M "github.com/sagernet/sing/common/metadata"
@@ -171,7 +172,7 @@ func (h *VLESS) newPacketConnection(ctx context.Context, conn N.PacketConn, meta
 	}
 	if metadata.Destination.Fqdn == packetaddr.SeqPacketMagicAddress {
 		metadata.Destination = M.Socksaddr{}
-		conn = packetaddr.NewConn(conn.(vmess.PacketConn), metadata.Destination)
+		conn = deadline.NewPacketConn(packetaddr.NewConn(conn.(vmess.PacketConn), metadata.Destination))
 		h.logger.InfoContext(ctx, "[", user, "] inbound packet addr connection")
 	} else {
 		h.logger.InfoContext(ctx, "[", user, "] inbound packet connection to ", metadata.Destination)

inbound/vmess.go

@@ -15,6 +15,7 @@ import (
 	"github.com/sagernet/sing-vmess/packetaddr"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/auth"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 	M "github.com/sagernet/sing/common/metadata"
@@ -179,7 +180,7 @@ func (h *VMess) newPacketConnection(ctx context.Context, conn N.PacketConn, meta
 	}
 	if metadata.Destination.Fqdn == packetaddr.SeqPacketMagicAddress {
 		metadata.Destination = M.Socksaddr{}
-		conn = packetaddr.NewConn(conn.(vmess.PacketConn), metadata.Destination)
+		conn = deadline.NewPacketConn(packetaddr.NewConn(conn.(vmess.PacketConn), metadata.Destination))
 		h.logger.InfoContext(ctx, "[", user, "] inbound packet addr connection")
 	} else {
 		h.logger.InfoContext(ctx, "[", user, "] inbound packet connection to ", metadata.Destination)

ntp/service.go

@@ -2,7 +2,6 @@ package ntp
 
 import (
 	"context"
-	"os"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -10,7 +9,6 @@ import (
 	"github.com/sagernet/sing-box/common/settings"
 	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/common/logger"
 	M "github.com/sagernet/sing/common/metadata"
@@ -22,7 +20,7 @@ var _ adapter.TimeService = (*Service)(nil)
 
 type Service struct {
 	ctx           context.Context
-	cancel        common.ContextCancelCauseFunc
+	cancel        context.CancelFunc
 	server        M.Socksaddr
 	writeToSystem bool
 	dialer        N.Dialer
@@ -32,7 +30,7 @@ type Service struct {
 }
 
 func NewService(ctx context.Context, router adapter.Router, logger logger.Logger, options option.NTPOptions) *Service {
-	ctx, cancel := common.ContextWithCancelCause(ctx)
+	ctx, cancel := context.WithCancel(ctx)
 	server := options.ServerOptions.Build()
 	if server.Port == 0 {
 		server.Port = 123
@@ -66,7 +64,7 @@ func (s *Service) Start() error {
 
 func (s *Service) Close() error {
 	s.ticker.Stop()
-	s.cancel(os.ErrClosed)
+	s.cancel()
 	return nil
 }
 

option/shadowsocks.go

@@ -4,7 +4,7 @@ type ShadowsocksInboundOptions struct {
 	ListenOptions
 	Network      NetworkList              `json:"network,omitempty"`
 	Method       string                   `json:"method"`
-	Password     string                   `json:"password,omitempty"`
+	Password     string                   `json:"password"`
 	Users        []ShadowsocksUser        `json:"users,omitempty"`
 	Destinations []ShadowsocksDestination `json:"destinations,omitempty"`
 }

option/simple.go

@@ -27,9 +27,7 @@ type SocksOutboundOptions struct {
 type HTTPOutboundOptions struct {
 	DialerOptions
 	ServerOptions
-	Username string                      `json:"username,omitempty"`
-	Password string                      `json:"password,omitempty"`
-	TLS      *OutboundTLSOptions         `json:"tls,omitempty"`
-	Path     string                      `json:"path,omitempty"`
-	Headers  map[string]Listable[string] `json:"headers,omitempty"`
+	Username string              `json:"username,omitempty"`
+	Password string              `json:"password,omitempty"`
+	TLS      *OutboundTLSOptions `json:"tls,omitempty"`
 }

outbound/builder.go

@@ -54,7 +54,7 @@ func New(ctx context.Context, router adapter.Router, logger log.ContextLogger, t
 	case C.TypeSelector:
 		return NewSelector(router, logger, tag, options.SelectorOptions)
 	case C.TypeURLTest:
-		return NewURLTest(ctx, router, logger, tag, options.URLTestOptions)
+		return NewURLTest(router, logger, tag, options.URLTestOptions)
 	default:
 		return nil, E.New("unknown outbound type: ", options.Type)
 	}

outbound/default.go

@@ -39,10 +39,6 @@ func (a *myOutboundAdapter) Network() []string {
 	return a.network
 }
 
-func (a *myOutboundAdapter) NewError(ctx context.Context, err error) {
-	NewError(a.logger, ctx, err)
-}
-
 func NewConnection(ctx context.Context, this N.Dialer, conn net.Conn, metadata adapter.InboundContext) error {
 	ctx = adapter.WithContext(ctx, &metadata)
 	var outConn net.Conn
@@ -125,12 +121,3 @@ func CopyEarlyConn(ctx context.Context, conn net.Conn, serverConn net.Conn) erro
 	}
 	return bufio.CopyConn(ctx, conn, serverConn)
 }
-
-func NewError(logger log.ContextLogger, ctx context.Context, err error) {
-	common.Close(err)
-	if E.IsClosedOrCanceled(err) {
-		logger.DebugContext(ctx, "connection closed: ", err)
-		return
-	}
-	logger.ErrorContext(ctx, err)
-}

outbound/dns.go

@@ -102,10 +102,11 @@ 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 {
 	ctx = adapter.WithContext(ctx, &metadata)
-	fastClose, cancel := common.ContextWithCancelCause(ctx)
+	fastClose, cancel := context.WithCancel(ctx)
 	timeout := canceler.New(fastClose, cancel, C.DNSTimeout)
 	var group task.Group
 	group.Append0(func(ctx context.Context) error {
+		defer cancel()
 		_buffer := buf.StackNewSize(dns.FixedPacketSize)
 		defer common.KeepAlive(_buffer)
 		buffer := common.Dup(_buffer)
@@ -114,13 +115,11 @@ func (d *DNS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metada
 			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
 			}
 			timeout.Update()
@@ -128,22 +127,17 @@ func (d *DNS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metada
 			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
 			}()
 		}

outbound/http.go

@@ -3,7 +3,6 @@ package outbound
 import (
 	"context"
 	"net"
-	"net/http"
 	"os"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -15,14 +14,14 @@ import (
 	"github.com/sagernet/sing/common"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
-	sHTTP "github.com/sagernet/sing/protocol/http"
+	"github.com/sagernet/sing/protocol/http"
 )
 
 var _ adapter.Outbound = (*HTTP)(nil)
 
 type HTTP struct {
 	myOutboundAdapter
-	client *sHTTP.Client
+	client *http.Client
 }
 
 func NewHTTP(router adapter.Router, logger log.ContextLogger, tag string, options option.HTTPOutboundOptions) (*HTTP, error) {
@@ -30,13 +29,6 @@ func NewHTTP(router adapter.Router, logger log.ContextLogger, tag string, option
 	if err != nil {
 		return nil, err
 	}
-	var headers http.Header
-	if options.Headers != nil {
-		headers = make(http.Header)
-		for key, values := range options.Headers {
-			headers[key] = values
-		}
-	}
 	return &HTTP{
 		myOutboundAdapter{
 			protocol: C.TypeHTTP,
@@ -45,14 +37,7 @@ func NewHTTP(router adapter.Router, logger log.ContextLogger, tag string, option
 			logger:   logger,
 			tag:      tag,
 		},
-		sHTTP.NewClient(sHTTP.Options{
-			Dialer:   detour,
-			Server:   options.ServerOptions.Build(),
-			Username: options.Username,
-			Password: options.Password,
-			Path:     options.Path,
-			Headers:  headers,
-		}),
+		http.NewClient(detour, options.ServerOptions.Build(), options.Username, options.Password, nil),
 	}, nil
 }
 

outbound/urltest.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"net"
 	"sort"
-	"sync"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -13,7 +12,6 @@ import (
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/batch"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
@@ -21,14 +19,12 @@ import (
 )
 
 var (
-	_ adapter.Outbound                = (*URLTest)(nil)
-	_ adapter.OutboundGroup           = (*URLTest)(nil)
-	_ adapter.InterfaceUpdateListener = (*URLTest)(nil)
+	_ adapter.Outbound      = (*URLTest)(nil)
+	_ adapter.OutboundGroup = (*URLTest)(nil)
 )
 
 type URLTest struct {
 	myOutboundAdapter
-	ctx       context.Context
 	tags      []string
 	link      string
 	interval  time.Duration
@@ -36,7 +32,7 @@ type URLTest struct {
 	group     *URLTestGroup
 }
 
-func NewURLTest(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.URLTestOutboundOptions) (*URLTest, error) {
+func NewURLTest(router adapter.Router, logger log.ContextLogger, tag string, options option.URLTestOutboundOptions) (*URLTest, error) {
 	outbound := &URLTest{
 		myOutboundAdapter: myOutboundAdapter{
 			protocol: C.TypeURLTest,
@@ -44,7 +40,6 @@ func NewURLTest(ctx context.Context, router adapter.Router, logger log.ContextLo
 			logger:   logger,
 			tag:      tag,
 		},
-		ctx:       ctx,
 		tags:      options.Outbounds,
 		link:      options.URL,
 		interval:  time.Duration(options.Interval),
@@ -72,12 +67,11 @@ func (s *URLTest) Start() error {
 		}
 		outbounds = append(outbounds, detour)
 	}
-	s.group = NewURLTestGroup(s.ctx, s.router, s.logger, outbounds, s.link, s.interval, s.tolerance)
-	go s.group.CheckOutbounds(false)
-	return nil
+	s.group = NewURLTestGroup(s.router, s.logger, outbounds, s.link, s.interval, s.tolerance)
+	return s.group.Start()
 }
 
-func (s *URLTest) Close() error {
+func (s URLTest) Close() error {
 	return common.Close(
 		common.PtrOrNil(s.group),
 	)
@@ -91,31 +85,39 @@ func (s *URLTest) All() []string {
 	return s.tags
 }
 
-func (s *URLTest) URLTest(ctx context.Context, link string) (map[string]uint16, error) {
-	return s.group.URLTest(ctx, link)
-}
-
 func (s *URLTest) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	s.group.Start()
 	outbound := s.group.Select(network)
 	conn, err := outbound.DialContext(ctx, network, destination)
 	if err == nil {
 		return conn, nil
 	}
 	s.logger.ErrorContext(ctx, err)
-	s.group.history.DeleteURLTestHistory(outbound.Tag())
+	go s.group.checkOutbounds()
+	outbounds := s.group.Fallback(outbound)
+	for _, fallback := range outbounds {
+		conn, err = fallback.DialContext(ctx, network, destination)
+		if err == nil {
+			return conn, nil
+		}
+	}
 	return nil, err
 }
 
 func (s *URLTest) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	s.group.Start()
 	outbound := s.group.Select(N.NetworkUDP)
 	conn, err := outbound.ListenPacket(ctx, destination)
 	if err == nil {
 		return conn, nil
 	}
 	s.logger.ErrorContext(ctx, err)
-	s.group.history.DeleteURLTestHistory(outbound.Tag())
+	go s.group.checkOutbounds()
+	outbounds := s.group.Fallback(outbound)
+	for _, fallback := range outbounds {
+		conn, err = fallback.ListenPacket(ctx, destination)
+		if err == nil {
+			return conn, nil
+		}
+	}
 	return nil, err
 }
 
@@ -127,13 +129,7 @@ func (s *URLTest) NewPacketConnection(ctx context.Context, conn N.PacketConn, me
 	return NewPacketConnection(ctx, s, conn, metadata)
 }
 
-func (s *URLTest) InterfaceUpdated() error {
-	go s.group.CheckOutbounds(true)
-	return nil
-}
-
 type URLTestGroup struct {
-	ctx       context.Context
 	router    adapter.Router
 	logger    log.Logger
 	outbounds []adapter.Outbound
@@ -141,14 +137,16 @@ type URLTestGroup struct {
 	interval  time.Duration
 	tolerance uint16
 	history   *urltest.HistoryStorage
-	checking  atomic.Bool
 
-	access sync.Mutex
 	ticker *time.Ticker
 	close  chan struct{}
 }
 
-func NewURLTestGroup(ctx context.Context, router adapter.Router, logger log.Logger, outbounds []adapter.Outbound, link string, interval time.Duration, tolerance uint16) *URLTestGroup {
+func NewURLTestGroup(router adapter.Router, logger log.Logger, outbounds []adapter.Outbound, link string, interval time.Duration, tolerance uint16) *URLTestGroup {
+	if link == "" {
+		//goland:noinspection HttpUrlsUsage
+		link = "http://www.gstatic.com/generate_204"
+	}
 	if interval == 0 {
 		interval = C.DefaultURLTestInterval
 	}
@@ -162,7 +160,6 @@ func NewURLTestGroup(ctx context.Context, router adapter.Router, logger log.Logg
 		history = urltest.NewHistoryStorage()
 	}
 	return &URLTestGroup{
-		ctx:       ctx,
 		router:    router,
 		logger:    logger,
 		outbounds: outbounds,
@@ -174,23 +171,13 @@ func NewURLTestGroup(ctx context.Context, router adapter.Router, logger log.Logg
 	}
 }
 
-func (g *URLTestGroup) Start() {
-	if g.ticker != nil {
-		return
-	}
-	g.access.Lock()
-	defer g.access.Unlock()
-	if g.ticker != nil {
-		return
-	}
+func (g *URLTestGroup) Start() error {
 	g.ticker = time.NewTicker(g.interval)
 	go g.loopCheck()
+	return nil
 }
 
 func (g *URLTestGroup) Close() error {
-	if g.ticker == nil {
-		return nil
-	}
 	g.ticker.Stop()
 	close(g.close)
 	return nil
@@ -250,34 +237,20 @@ func (g *URLTestGroup) Fallback(used adapter.Outbound) []adapter.Outbound {
 }
 
 func (g *URLTestGroup) loopCheck() {
-	go g.CheckOutbounds(true)
+	go g.checkOutbounds()
 	for {
 		select {
 		case <-g.close:
 			return
 		case <-g.ticker.C:
-			g.CheckOutbounds(false)
+			g.checkOutbounds()
 		}
 	}
 }
 
-func (g *URLTestGroup) CheckOutbounds(force bool) {
-	_, _ = g.urlTest(g.ctx, g.link, force)
-}
-
-func (g *URLTestGroup) URLTest(ctx context.Context, link string) (map[string]uint16, error) {
-	return g.urlTest(ctx, link, false)
-}
-
-func (g *URLTestGroup) urlTest(ctx context.Context, link string, force bool) (map[string]uint16, error) {
-	result := make(map[string]uint16)
-	if g.checking.Swap(true) {
-		return result, nil
-	}
-	defer g.checking.Store(false)
-	b, _ := batch.New(ctx, batch.WithConcurrencyNum[any](10))
+func (g *URLTestGroup) checkOutbounds() {
+	b, _ := batch.New(context.Background(), batch.WithConcurrencyNum[any](10))
 	checked := make(map[string]bool)
-	var resultAccess sync.Mutex
 	for _, detour := range g.outbounds {
 		tag := detour.Tag()
 		realTag := RealTag(detour)
@@ -285,7 +258,7 @@ func (g *URLTestGroup) urlTest(ctx context.Context, link string, force bool) (ma
 			continue
 		}
 		history := g.history.LoadURLTestHistory(realTag)
-		if !force && history != nil && time.Now().Sub(history.Time) < g.interval {
+		if history != nil && time.Now().Sub(history.Time) < g.interval {
 			continue
 		}
 		checked[realTag] = true
@@ -296,7 +269,7 @@ func (g *URLTestGroup) urlTest(ctx context.Context, link string, force bool) (ma
 		b.Go(realTag, func() (any, error) {
 			ctx, cancel := context.WithTimeout(context.Background(), C.TCPTimeout)
 			defer cancel()
-			t, err := urltest.URLTest(ctx, link, p)
+			t, err := urltest.URLTest(ctx, g.link, p)
 			if err != nil {
 				g.logger.Debug("outbound ", tag, " unavailable: ", err)
 				g.history.DeleteURLTestHistory(realTag)
@@ -306,13 +279,9 @@ func (g *URLTestGroup) urlTest(ctx context.Context, link string, force bool) (ma
 					Time:  time.Now(),
 					Delay: t,
 				})
-				resultAccess.Lock()
-				result[tag] = t
-				resultAccess.Unlock()
 			}
 			return nil, nil
 		})
 	}
 	b.Wait()
-	return result, nil
 }

outbound/wireguard.go

@@ -67,7 +67,7 @@ func NewWireGuard(ctx context.Context, router adapter.Router, logger log.Context
 			connectAddr = options.ServerOptions.Build()
 		}
 	}
-	outbound.bind = wireguard.NewClientBind(ctx, outbound, dialer.New(router, options.DialerOptions), isConnect, connectAddr, reserved)
+	outbound.bind = wireguard.NewClientBind(ctx, dialer.New(router, options.DialerOptions), isConnect, connectAddr, reserved)
 	localPrefixes := common.Map(options.LocalAddress, option.ListenPrefix.Build)
 	if len(localPrefixes) == 0 {
 		return nil, E.New("missing local address")

route/interface_finder.go

@@ -9,7 +9,7 @@ import (
 var _ control.InterfaceFinder = (*myInterfaceFinder)(nil)
 
 type myInterfaceFinder struct {
-	interfaces []net.Interface
+	ifs []net.Interface
 }
 
 func (f *myInterfaceFinder) update() error {
@@ -17,16 +17,12 @@ func (f *myInterfaceFinder) update() error {
 	if err != nil {
 		return err
 	}
-	f.interfaces = ifs
+	f.ifs = ifs
 	return nil
 }
 
-func (f *myInterfaceFinder) updateInterfaces(interfaces []net.Interface) {
-	f.interfaces = interfaces
-}
-
 func (f *myInterfaceFinder) InterfaceIndexByName(name string) (interfaceIndex int, err error) {
-	for _, netInterface := range f.interfaces {
+	for _, netInterface := range f.ifs {
 		if netInterface.Name == name {
 			return netInterface.Index, nil
 		}
@@ -40,7 +36,7 @@ func (f *myInterfaceFinder) InterfaceIndexByName(name string) (interfaceIndex in
 }
 
 func (f *myInterfaceFinder) InterfaceNameByIndex(index int) (interfaceName string, err error) {
-	for _, netInterface := range f.interfaces {
+	for _, netInterface := range f.ifs {
 		if netInterface.Index == index {
 			return netInterface.Name, nil
 		}

route/router.go

@@ -12,12 +12,12 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/dialer"
-	"github.com/sagernet/sing-box/common/dialer/conntrack"
 	"github.com/sagernet/sing-box/common/geoip"
 	"github.com/sagernet/sing-box/common/geosite"
 	"github.com/sagernet/sing-box/common/mux"
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/common/sniff"
+	"github.com/sagernet/sing-box/common/warning"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/log"
@@ -31,7 +31,6 @@ import (
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
-	"github.com/sagernet/sing/common/bufio/deadline"
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
@@ -40,6 +39,27 @@ import (
 	"github.com/sagernet/sing/common/uot"
 )
 
+var warnDefaultInterfaceOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !(C.IsLinux || C.IsWindows || C.IsDarwin)
+	},
+	"route option `default_mark` is only supported on Linux and Windows",
+)
+
+var warnDefaultMarkOnNonLinux = warning.New(
+	func() bool {
+		return !C.IsLinux
+	},
+	"route option `default_mark` is only supported on Linux",
+)
+
+var warnFindProcessOnUnsupportedPlatform = warning.New(
+	func() bool {
+		return !(C.IsLinux || C.IsWindows || C.IsDarwin)
+	},
+	"route option `find_process` is only supported on Linux, Windows, and macOS",
+)
+
 var _ adapter.Router = (*Router)(nil)
 
 type Router struct {
@@ -93,6 +113,16 @@ func NewRouter(
 	inbounds []option.Inbound,
 	platformInterface platform.Interface,
 ) (*Router, error) {
+	if options.DefaultInterface != "" {
+		warnDefaultInterfaceOnUnsupportedPlatform.Check()
+	}
+	if options.DefaultMark != 0 {
+		warnDefaultMarkOnNonLinux.Check()
+	}
+	if options.FindProcess {
+		warnFindProcessOnUnsupportedPlatform.Check()
+	}
+
 	router := &Router{
 		ctx:                   ctx,
 		logger:                logFactory.NewLogger("router"),
@@ -113,7 +143,7 @@ func NewRouter(
 		defaultMark:           options.DefaultMark,
 		platformInterface:     platformInterface,
 	}
-	router.dnsClient = dns.NewClient(ctx, dnsOptions.DNSClientOptions.DisableCache, dnsOptions.DNSClientOptions.DisableExpire, router.dnsLogger)
+	router.dnsClient = dns.NewClient(dnsOptions.DNSClientOptions.DisableCache, dnsOptions.DNSClientOptions.DisableExpire, router.dnsLogger)
 	for i, ruleOptions := range options.Rules {
 		routeRule, err := NewRule(router, router.logger, ruleOptions)
 		if err != nil {
@@ -259,36 +289,29 @@ func NewRouter(
 		router.fakeIPStore = fakeip.NewStore(router, inet4Range, inet6Range)
 	}
 
-	usePlatformDefaultInterfaceMonitor := platformInterface != nil && platformInterface.UsePlatformDefaultInterfaceMonitor()
-	needInterfaceMonitor := options.AutoDetectInterface || common.Any(inbounds, func(inbound option.Inbound) bool {
+	needInterfaceMonitor := platformInterface == nil && (options.AutoDetectInterface || common.Any(inbounds, func(inbound option.Inbound) bool {
 		return inbound.HTTPOptions.SetSystemProxy || inbound.MixedOptions.SetSystemProxy || inbound.TunOptions.AutoRoute
-	})
+	}))
 
 	if needInterfaceMonitor {
-		if !usePlatformDefaultInterfaceMonitor {
-			networkMonitor, err := tun.NewNetworkUpdateMonitor(router)
-			if err != os.ErrInvalid {
-				if err != nil {
-					return nil, err
-				}
-				router.networkMonitor = networkMonitor
-				networkMonitor.RegisterCallback(router.interfaceFinder.update)
-				interfaceMonitor, err := tun.NewDefaultInterfaceMonitor(router.networkMonitor, tun.DefaultInterfaceMonitorOptions{
-					OverrideAndroidVPN: options.OverrideAndroidVPN,
-				})
-				if err != nil {
-					return nil, E.New("auto_detect_interface unsupported on current platform")
-				}
-				interfaceMonitor.RegisterCallback(router.notifyNetworkUpdate)
-				router.interfaceMonitor = interfaceMonitor
-			}
-		} else {
-			interfaceMonitor := platformInterface.CreateDefaultInterfaceMonitor(router)
-			interfaceMonitor.RegisterCallback(router.notifyNetworkUpdate)
-			router.interfaceMonitor = interfaceMonitor
+		networkMonitor, err := tun.NewNetworkUpdateMonitor(router)
+		if err == nil {
+			router.networkMonitor = networkMonitor
+			networkMonitor.RegisterCallback(router.interfaceFinder.update)
 		}
 	}
 
+	if router.networkMonitor != nil && needInterfaceMonitor {
+		interfaceMonitor, err := tun.NewDefaultInterfaceMonitor(router.networkMonitor, tun.DefaultInterfaceMonitorOptions{
+			OverrideAndroidVPN: options.OverrideAndroidVPN,
+		})
+		if err != nil {
+			return nil, E.New("auto_detect_interface unsupported on current platform")
+		}
+		interfaceMonitor.RegisterCallback(router.notifyNetworkUpdate)
+		router.interfaceMonitor = interfaceMonitor
+	}
+
 	needFindProcess := hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess
 	needPackageManager := C.IsAndroid && platformInterface == nil && (needFindProcess || common.Any(inbounds, func(inbound option.Inbound) bool {
 		return len(inbound.TunOptions.IncludePackage) > 0 || len(inbound.TunOptions.ExcludePackage) > 0
@@ -634,14 +657,10 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
 		r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
 	}
 
-	if deadline.NeedAdditionalReadDeadline(conn) {
-		conn = deadline.NewConn(conn)
-	}
-
 	if metadata.InboundOptions.SniffEnabled {
 		buffer := buf.NewPacket()
 		buffer.FullReset()
-		sniffMetadata, err := sniff.PeekStream(ctx, conn, buffer, time.Duration(metadata.InboundOptions.SniffTimeout), sniff.StreamDomainNameQuery, sniff.TLSClientHello, sniff.HTTPHost)
+		sniffMetadata, _ := sniff.PeekStream(ctx, conn, buffer, time.Duration(metadata.InboundOptions.SniffTimeout), sniff.StreamDomainNameQuery, sniff.TLSClientHello, sniff.HTTPHost)
 		if sniffMetadata != nil {
 			metadata.Protocol = sniffMetadata.Protocol
 			metadata.Domain = sniffMetadata.Domain
@@ -656,8 +675,6 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
 			} else {
 				r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol)
 			}
-		} else if err != nil {
-			r.logger.TraceContext(ctx, "sniffed no protocol: ", err)
 		}
 		if !buffer.IsEmpty() {
 			conn = bufio.NewCachedConn(conn, buffer)
@@ -743,11 +760,6 @@ func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, m
 		r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
 	}
 
-	// Currently we don't have deadline usages for UDP connections
-	/*if deadline.NeedAdditionalReadDeadline(conn) {
-		conn = deadline.NewPacketConn(bufio.NewNetPacketConn(conn))
-	}*/
-
 	if metadata.InboundOptions.SniffEnabled {
 		buffer := buf.NewPacket()
 		buffer.FullReset()
@@ -872,25 +884,6 @@ func (r *Router) InterfaceFinder() control.InterfaceFinder {
 	return &r.interfaceFinder
 }
 
-func (r *Router) UpdateInterfaces() error {
-	if r.platformInterface == nil || !r.platformInterface.UsePlatformInterfaceGetter() {
-		return r.interfaceFinder.update()
-	} else {
-		interfaces, err := r.platformInterface.Interfaces()
-		if err != nil {
-			return err
-		}
-		r.interfaceFinder.updateInterfaces(common.Map(interfaces, func(it platform.NetworkInterface) net.Interface {
-			return net.Interface{
-				Name:  it.Name,
-				Index: it.Index,
-				MTU:   it.MTU,
-			}
-		}))
-		return nil
-	}
-}
-
 func (r *Router) AutoDetectInterface() bool {
 	return r.autoDetectInterface
 }
@@ -975,7 +968,7 @@ func (r *Router) NewError(ctx context.Context, err error) {
 }
 
 func (r *Router) notifyNetworkUpdate(int) error {
-	if C.IsAndroid && r.platformInterface == nil {
+	if C.IsAndroid {
 		var vpnStatus string
 		if r.interfaceMonitor.AndroidVPNEnabled() {
 			vpnStatus = "enabled"
@@ -987,10 +980,6 @@ 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()
-	}
-
 	for _, outbound := range r.outbounds {
 		listener, isListener := outbound.(adapter.InterfaceUpdateListener)
 		if isListener {

route/rule_item_package_name.go

@@ -4,6 +4,13 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/warning"
+	C "github.com/sagernet/sing-box/constant"
+)
+
+var warnPackageNameOnNonAndroid = warning.New(
+	func() bool { return !C.IsAndroid },
+	"rule item `package_name` is only supported on Android",
 )
 
 var _ RuleItem = (*PackageNameItem)(nil)
@@ -14,6 +21,7 @@ type PackageNameItem struct {
 }
 
 func NewPackageNameItem(packageNameList []string) *PackageNameItem {
+	warnPackageNameOnNonAndroid.Check()
 	rule := &PackageNameItem{
 		packageNames: packageNameList,
 		packageMap:   make(map[string]bool),

route/rule_item_process_name.go

@@ -5,6 +5,13 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/warning"
+	C "github.com/sagernet/sing-box/constant"
+)
+
+var warnProcessNameOnNonSupportedPlatform = warning.New(
+	func() bool { return !(C.IsLinux || C.IsWindows || C.IsDarwin) },
+	"rule item `process_name` is only supported on Linux, Windows and macOS",
 )
 
 var _ RuleItem = (*ProcessItem)(nil)
@@ -15,6 +22,7 @@ type ProcessItem struct {
 }
 
 func NewProcessItem(processNameList []string) *ProcessItem {
+	warnProcessNameOnNonSupportedPlatform.Check()
 	rule := &ProcessItem{
 		processes:  processNameList,
 		processMap: make(map[string]bool),

route/rule_item_process_path.go

@@ -4,6 +4,13 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/warning"
+	C "github.com/sagernet/sing-box/constant"
+)
+
+var warnProcessPathOnNonSupportedPlatform = warning.New(
+	func() bool { return !(C.IsLinux || C.IsWindows || C.IsDarwin) },
+	"rule item `process_path` is only supported on Linux, Windows and macOS",
 )
 
 var _ RuleItem = (*ProcessPathItem)(nil)
@@ -14,6 +21,7 @@ type ProcessPathItem struct {
 }
 
 func NewProcessPathItem(processNameList []string) *ProcessPathItem {
+	warnProcessPathOnNonSupportedPlatform.Check()
 	rule := &ProcessPathItem{
 		processes:  processNameList,
 		processMap: make(map[string]bool),

route/rule_item_user.go

@@ -4,9 +4,16 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/warning"
+	C "github.com/sagernet/sing-box/constant"
 	F "github.com/sagernet/sing/common/format"
 )
 
+var warnUserOnNonLinux = warning.New(
+	func() bool { return !C.IsLinux },
+	"rule item `user` is only supported on Linux",
+)
+
 var _ RuleItem = (*UserItem)(nil)
 
 type UserItem struct {
@@ -15,6 +22,7 @@ type UserItem struct {
 }
 
 func NewUserItem(users []string) *UserItem {
+	warnUserOnNonLinux.Check()
 	userMap := make(map[string]bool)
 	for _, protocol := range users {
 		userMap[protocol] = true

route/rule_item_user_id.go

@@ -4,9 +4,16 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/warning"
+	C "github.com/sagernet/sing-box/constant"
 	F "github.com/sagernet/sing/common/format"
 )
 
+var warnUserIDOnNonLinux = warning.New(
+	func() bool { return !C.IsLinux },
+	"rule item `user_id` is only supported on Linux",
+)
+
 var _ RuleItem = (*UserIdItem)(nil)
 
 type UserIdItem struct {
@@ -15,6 +22,7 @@ type UserIdItem struct {
 }
 
 func NewUserIDItem(userIdList []int32) *UserIdItem {
+	warnUserIDOnNonLinux.Check()
 	rule := &UserIdItem{
 		userIds:   userIdList,
 		userIdMap: make(map[int32]bool),

test/go.mod

@@ -7,20 +7,20 @@ require github.com/sagernet/sing-box v0.0.0
 replace github.com/sagernet/sing-box => ../
 
 require (
-	github.com/docker/docker v20.10.18+incompatible
+	github.com/docker/docker v23.0.3+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/spyzhov/ajson v0.7.1
+	github.com/gofrs/uuid/v5 v5.0.0
+	github.com/sagernet/sing v0.2.2
+	github.com/sagernet/sing-shadowsocks v0.2.1-0.20230408141421-e40d6a4e42d4
+	github.com/spyzhov/ajson v0.8.0
 	github.com/stretchr/testify v1.8.2
-	go.uber.org/goleak v1.2.0
+	go.uber.org/goleak v1.2.1
 	golang.org/x/net v0.9.0
 )
 
 require (
 	berty.tech/go-libtor v1.0.385 // indirect
-	github.com/Dreamacro/clash v1.15.0 // indirect
+	github.com/Dreamacro/clash v1.14.0 // indirect
 	github.com/Microsoft/go-winio v0.5.1 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.5 // 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
@@ -71,16 +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 v0.1.5-0.20230408004833-5adaf486d440 // indirect
+	github.com/sagernet/sing-shadowtls v0.1.1-0.20230408141548-81d74d2a8661 // indirect
+	github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab // indirect
+	github.com/sagernet/sing-vmess v0.1.4-0.20230409073451-6921c3dd77c7 // 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/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
 	go.etcd.io/bbolt v1.3.7 // indirect

test/go.sum

@@ -1,8 +1,8 @@
 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/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/Dreamacro/clash v1.14.0 h1:ehJ/C/1m9LEjmME72WSE/Y2YqbR3Q54AbjqiRCvtyW4=
+github.com/Dreamacro/clash v1.14.0/go.mod h1:ia2CU7V713H1QdCqMwOLK9U9V5Ay8X0voj3yQr2tk+I=
 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/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
@@ -25,8 +25,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/docker/distribution v2.8.1+incompatible h1:Q50tZOPR6T/hjNsyc9g8/syEs6bk8XXApsHjKukMl68=
 github.com/docker/distribution v2.8.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
-github.com/docker/docker v20.10.18+incompatible h1:SN84VYXTBNGn92T/QwIRPlum9zfemfitN7pbsp26WSc=
-github.com/docker/docker v20.10.18+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/docker v23.0.3+incompatible h1:9GhVsShNWz1hO//9BNg/dpMnZW25KydO4wtVxWAIbho=
+github.com/docker/docker v23.0.3+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKohAFqRJQ=
 github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
@@ -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=
@@ -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 v0.2.2 h1:qfEdSLuwFgIIkeLOcwVQkVDzKLHtclXb93Ql0zZA+aE=
+github.com/sagernet/sing v0.2.2/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
+github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440 h1:VH8/BcOVuApHtS+vKP+khxlGRcXH7KKhgkTDtNynqSQ=
+github.com/sagernet/sing-dns v0.1.5-0.20230408004833-5adaf486d440/go.mod h1:69PNSHyEmXdjf6C+bXBOdr2GQnPeEyWjIzo/MV8gmz8=
+github.com/sagernet/sing-shadowsocks v0.2.1-0.20230408141421-e40d6a4e42d4 h1:mKpXBBnAhTy9/CvDKqt5cN78LKX8cVUqjoWEXI/g0No=
+github.com/sagernet/sing-shadowsocks v0.2.1-0.20230408141421-e40d6a4e42d4/go.mod h1:NFEROpOEiLG+lEoSPNpSL2yDyXx6q0OJvwWnEAd40cI=
+github.com/sagernet/sing-shadowtls v0.1.1-0.20230408141548-81d74d2a8661 h1:QnV79JbJbJGT0MJJfd8o7QMEfRu3eUVKsmahxFMonrc=
+github.com/sagernet/sing-shadowtls v0.1.1-0.20230408141548-81d74d2a8661/go.mod h1:xCeSRP8cV32aPsY+6BbRdJjyD6q8ufdKwhgqxEbU/3U=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab h1:a9oeWuPBuIZ70qMhIIH6RrYhp886xN9jJIwsuu4ZFUo=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab/go.mod h1:4YxIDEkkCjGXDOTMPw1SXpLmCQUFAWuaQN250oo+928=
+github.com/sagernet/sing-vmess v0.1.4-0.20230409073451-6921c3dd77c7 h1:ZArINfN+zcHMdZCeRFOm4rO3SWyvYuLg3VhWcA5zonc=
+github.com/sagernet/sing-vmess v0.1.4-0.20230409073451-6921c3dd77c7/go.mod h1:A9iGfwYmAEmVg8bavkqQ7Hx7nr9Pc2oWMYDwbLIBDjY=
 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=
@@ -151,10 +149,8 @@ github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e/go.mod h1:45TUl
 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/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=
-github.com/spyzhov/ajson v0.7.1/go.mod h1:63V+CGM6f1Bu/p4nLIN8885ojBdt88TbLoSFzyqMuVA=
+github.com/spyzhov/ajson v0.8.0 h1:sFXyMbi4Y/BKjrsfkUZHSjA2JM1184enheSjjoT/zCc=
+github.com/spyzhov/ajson v0.8.0/go.mod h1:63V+CGM6f1Bu/p4nLIN8885ojBdt88TbLoSFzyqMuVA=
 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=
@@ -178,8 +174,8 @@ go.etcd.io/bbolt v1.3.7/go.mod h1:N9Mkw9X8x5fupy0IKsmuqVtoGDyxsaDlbk4Rd05IAQw=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
 go.uber.org/atomic v1.10.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
-go.uber.org/goleak v1.2.0 h1:xqgm/S+aQvhWFTtR0XK3Jvg7z8kGV8P4X14IzwN3Eqk=
-go.uber.org/goleak v1.2.0/go.mod h1:XJYK+MuIchqpmGmUSAzotztawfKvYLUIgg7guXrwVUo=
+go.uber.org/goleak v1.2.1 h1:NBol2c7O1ZokfZ0LEU9K6Whx/KnwvepVetCUhtKja4A=
+go.uber.org/goleak v1.2.1/go.mod h1:qlT2yGI9QafXHhZZLxlSuNsMw3FFLxBr+tBRlmO1xH4=
 go.uber.org/multierr v1.6.0 h1:y6IPFStTAIT5Ytl7/XYmHvzXQ7S3g/IeZW9hyZ5thw4=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
 go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
@@ -195,7 +191,6 @@ 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/lint v0.0.0-20190930215403-16217165b5de h1:5hukYrvBGR8/eNkX5mdUezrA6JiaEZDtJb9Ei+1LlBs=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
@@ -230,7 +225,6 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220622161953-175b2fd9d664/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 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=

test/reality_test.go

@@ -141,95 +141,6 @@ func TestVLESSVisionReality(t *testing.T) {
 	testSuit(t, clientPort, testPort)
 }
 
-func TestVLESSVisionRealityPlain(t *testing.T) {
-	userUUID := newUUID()
-	startInstance(t, option.Options{
-		Inbounds: []option.Inbound{
-			{
-				Type: C.TypeMixed,
-				Tag:  "mixed-in",
-				MixedOptions: option.HTTPMixedInboundOptions{
-					ListenOptions: option.ListenOptions{
-						Listen:     option.NewListenAddress(netip.IPv4Unspecified()),
-						ListenPort: clientPort,
-					},
-				},
-			},
-			{
-				Type: C.TypeVLESS,
-				VLESSOptions: option.VLESSInboundOptions{
-					ListenOptions: option.ListenOptions{
-						Listen:     option.NewListenAddress(netip.IPv4Unspecified()),
-						ListenPort: serverPort,
-					},
-					Users: []option.VLESSUser{
-						{
-							Name: "sekai",
-							UUID: userUUID.String(),
-							Flow: vless.FlowVision,
-						},
-					},
-					TLS: &option.InboundTLSOptions{
-						Enabled:    true,
-						ServerName: "google.com",
-						Reality: &option.InboundRealityOptions{
-							Enabled: true,
-							Handshake: option.InboundRealityHandshakeOptions{
-								ServerOptions: option.ServerOptions{
-									Server:     "google.com",
-									ServerPort: 443,
-								},
-							},
-							ShortID:    []string{"0123456789abcdef"},
-							PrivateKey: "UuMBgl7MXTPx9inmQp2UC7Jcnwc6XYbwDNebonM-FCc",
-						},
-					},
-				},
-			},
-		},
-		Outbounds: []option.Outbound{
-			{
-				Type: C.TypeDirect,
-			},
-			{
-				Type: C.TypeVLESS,
-				Tag:  "vless-out",
-				VLESSOptions: option.VLESSOutboundOptions{
-					ServerOptions: option.ServerOptions{
-						Server:     "127.0.0.1",
-						ServerPort: serverPort,
-					},
-					UUID: userUUID.String(),
-					Flow: vless.FlowVision,
-					TLS: &option.OutboundTLSOptions{
-						Enabled:    true,
-						ServerName: "google.com",
-						Reality: &option.OutboundRealityOptions{
-							Enabled:   true,
-							ShortID:   "0123456789abcdef",
-							PublicKey: "jNXHt1yRo0vDuchQlIP6Z0ZvjT3KtzVI-T4E7RoLJS0",
-						},
-						UTLS: &option.OutboundUTLSOptions{
-							Enabled: true,
-						},
-					},
-				},
-			},
-		},
-		Route: &option.RouteOptions{
-			Rules: []option.Rule{
-				{
-					DefaultOptions: option.DefaultRule{
-						Inbound:  []string{"mixed-in"},
-						Outbound: "vless-out",
-					},
-				},
-			},
-		},
-	})
-	testSuit(t, clientPort, testPort)
-}
-
 func TestVLESSRealityTransport(t *testing.T) {
 	t.Run("grpc", func(t *testing.T) {
 		testVLESSRealityTransport(t, &option.V2RayTransportOptions{
@@ -249,6 +160,8 @@ func TestVLESSRealityTransport(t *testing.T) {
 }
 
 func testVLESSRealityTransport(t *testing.T, transport *option.V2RayTransportOptions) {
+	_, certPem, keyPem := createSelfSignedCertificate(t, "example.org")
+
 	userUUID := newUUID()
 	startInstance(t, option.Options{
 		Inbounds: []option.Inbound{
@@ -293,11 +206,52 @@ func testVLESSRealityTransport(t *testing.T, transport *option.V2RayTransportOpt
 					Transport: transport,
 				},
 			},
+			{
+				Type: C.TypeTrojan,
+				Tag:  "trojan",
+				TrojanOptions: option.TrojanInboundOptions{
+					ListenOptions: option.ListenOptions{
+						Listen:     option.NewListenAddress(netip.IPv4Unspecified()),
+						ListenPort: otherPort,
+					},
+					Users: []option.TrojanUser{
+						{
+							Name:     "sekai",
+							Password: userUUID.String(),
+						},
+					},
+					TLS: &option.InboundTLSOptions{
+						Enabled:         true,
+						ServerName:      "example.org",
+						CertificatePath: certPem,
+						KeyPath:         keyPem,
+					},
+				},
+			},
 		},
 		Outbounds: []option.Outbound{
 			{
 				Type: C.TypeDirect,
 			},
+			{
+				Type: C.TypeTrojan,
+				Tag:  "trojan-out",
+				TrojanOptions: option.TrojanOutboundOptions{
+					ServerOptions: option.ServerOptions{
+						Server:     "127.0.0.1",
+						ServerPort: otherPort,
+					},
+					Password: userUUID.String(),
+					TLS: &option.OutboundTLSOptions{
+						Enabled:         true,
+						ServerName:      "example.org",
+						CertificatePath: certPem,
+					},
+					DialerOptions: option.DialerOptions{
+						Detour: "vless-out",
+					},
+				},
+			},
 			{
 				Type: C.TypeVLESS,
 				Tag:  "vless-out",
@@ -328,7 +282,7 @@ func testVLESSRealityTransport(t *testing.T, transport *option.V2RayTransportOpt
 				{
 					DefaultOptions: option.DefaultRule{
 						Inbound:  []string{"mixed-in"},
-						Outbound: "vless-out",
+						Outbound: "trojan-out",
 					},
 				},
 			},

test/udpnat_test.go

@@ -1,59 +0,0 @@
-package main
-
-import (
-	"context"
-	"net"
-	"testing"
-	"time"
-
-	"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/udpnat"
-)
-
-func TestUDPNatClose(t *testing.T) {
-	ctx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-	connCtx, connCancel := common.ContextWithCancelCause(context.Background())
-	defer connCancel(net.ErrClosed)
-	service := udpnat.New[int](ctx, 1, &testUDPNatCloseHandler{connCancel})
-	service.NewPacket(ctx, 0, buf.As([]byte("Hello")), M.Metadata{}, func(natConn N.PacketConn) N.PacketWriter {
-		return &testPacketWriter{}
-	})
-	select {
-	case <-connCtx.Done():
-		if E.IsClosed(connCtx.Err()) {
-			t.Fatal(E.New("conn closed unexpectedly: ", connCtx.Err()))
-		}
-	case <-time.After(2 * time.Second):
-		t.Fatal("conn not closed")
-	}
-}
-
-type testUDPNatCloseHandler struct {
-	done common.ContextCancelCauseFunc
-}
-
-func (h *testUDPNatCloseHandler) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
-	for {
-		buffer := buf.NewPacket()
-		_, err := conn.ReadPacket(buffer)
-		buffer.Release()
-		if err != nil {
-			h.done(err)
-			return err
-		}
-	}
-}
-
-func (h *testUDPNatCloseHandler) NewError(ctx context.Context, err error) {
-}
-
-type testPacketWriter struct{}
-
-func (t *testPacketWriter) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	return nil
-}

transport/dhcp/server.go

@@ -119,7 +119,7 @@ func (t *Transport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg,
 func (t *Transport) fetchInterface() (*net.Interface, error) {
 	interfaceName := t.interfaceName
 	if t.autoInterface {
-		if t.router.InterfaceMonitor() == nil {
+		if t.router.NetworkMonitor() == nil {
 			return nil, E.New("missing monitor for auto DHCP, set route.auto_detect_interface")
 		}
 		interfaceName = t.router.InterfaceMonitor().DefaultInterfaceName(netip.Addr{})

transport/fakeip/packet.go

@@ -17,30 +17,22 @@ type NATPacketConn struct {
 func NewNATPacketConn(conn N.PacketConn, origin M.Socksaddr, destination M.Socksaddr) *NATPacketConn {
 	return &NATPacketConn{
 		PacketConn:  conn,
-		origin:      socksaddrWithoutPort(origin),
-		destination: socksaddrWithoutPort(destination),
+		origin:      origin,
+		destination: destination,
 	}
 }
 
 func (c *NATPacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
 	destination, err = c.PacketConn.ReadPacket(buffer)
-	if socksaddrWithoutPort(destination) == c.origin {
-		destination = M.Socksaddr{
-			Addr: c.destination.Addr,
-			Fqdn: c.destination.Fqdn,
-			Port: destination.Port,
-		}
+	if destination == c.origin {
+		destination = c.destination
 	}
 	return
 }
 
 func (c *NATPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	if socksaddrWithoutPort(destination) == c.destination {
-		destination = M.Socksaddr{
-			Addr: c.origin.Addr,
-			Fqdn: c.origin.Fqdn,
-			Port: destination.Port,
-		}
+	if destination == c.destination {
+		destination = c.origin
 	}
 	return c.PacketConn.WritePacket(buffer, destination)
 }
@@ -48,8 +40,3 @@ func (c *NATPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr)
 func (c *NATPacketConn) Upstream() any {
 	return c.PacketConn
 }
-
-func socksaddrWithoutPort(destination M.Socksaddr) M.Socksaddr {
-	destination.Port = 0
-	return destination
-}

transport/hysteria/protocol.go

@@ -498,12 +498,7 @@ func (c *PacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
 		return
 	}
 	n = copy(p, msg.Data)
-	destination := M.ParseSocksaddrHostPort(msg.Host, msg.Port)
-	if destination.IsFqdn() {
-		addr = destination
-	} else {
-		addr = destination.UDPAddr()
-	}
+	addr = M.ParseSocksaddrHostPort(msg.Host, msg.Port).UDPAddr()
 	return
 }
 
@@ -535,10 +530,6 @@ func (c *PacketConn) SetWriteDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
 
-func (c *PacketConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *PacketConn) Read(b []byte) (n int, err error) {
 	return 0, os.ErrInvalid
 }

transport/simple-obfs/tls.go

@@ -32,10 +32,10 @@ type TLSObfs struct {
 func (to *TLSObfs) read(b []byte, discardN int) (int, error) {
 	buf := B.Get(discardN)
 	_, err := io.ReadFull(to.Conn, buf)
-	B.Put(buf)
 	if err != nil {
 		return 0, err
 	}
+	B.Put(buf)
 
 	sizeBuf := make([]byte, 2)
 	_, err = io.ReadFull(to.Conn, sizeBuf)

transport/trojan/mux.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"net"
 
+	"github.com/sagernet/sing/common/bufio"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/rw"
@@ -53,7 +55,7 @@ func newMuxConnection0(ctx context.Context, stream net.Conn, metadata M.Metadata
 	case CommandTCP:
 		return handler.NewConnection(ctx, stream, metadata)
 	case CommandUDP:
-		return handler.NewPacketConnection(ctx, &PacketConn{stream}, metadata)
+		return handler.NewPacketConnection(ctx, deadline.NewPacketConn(bufio.NewNetPacketConn(&PacketConn{stream})), metadata)
 	default:
 		return E.New("unknown command ", command)
 	}

transport/trojan/protocol.go

@@ -131,11 +131,7 @@ func (c *ClientPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error)
 		return
 	}
 	n = buffer.Len()
-	if destination.IsFqdn() {
-		addr = destination
-	} else {
-		addr = destination.UDPAddr()
-	}
+	addr = destination.UDPAddr()
 	return
 }
 

transport/trojan/service.go

@@ -8,6 +8,7 @@ import (
 	"github.com/sagernet/sing/common/auth"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -106,7 +107,7 @@ func (s *Service[K]) NewConnection(ctx context.Context, conn net.Conn, metadata
 	case CommandTCP:
 		return s.handler.NewConnection(ctx, conn, metadata)
 	case CommandUDP:
-		return s.handler.NewPacketConnection(ctx, &PacketConn{conn}, metadata)
+		return s.handler.NewPacketConnection(ctx, deadline.NewPacketConn(bufio.NewNetPacketConn(&PacketConn{conn})), metadata)
 	// case CommandMux:
 	default:
 		return HandleMuxConnection(ctx, conn, metadata, s.handler)
@@ -136,11 +137,3 @@ func (c *PacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) er
 func (c *PacketConn) FrontHeadroom() int {
 	return M.MaxSocksaddrLength + 4
 }
-
-func (c *PacketConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
-func (c *PacketConn) Upstream() any {
-	return c.Conn
-}

transport/v2ray/transport.go

@@ -46,8 +46,11 @@ func NewClientTransport(ctx context.Context, dialer N.Dialer, serverAddr M.Socks
 	}
 	switch options.Type {
 	case C.V2RayTransportTypeHTTP:
-		return v2rayhttp.NewClient(ctx, dialer, serverAddr, options.HTTPOptions, tlsConfig)
+		return v2rayhttp.NewClient(ctx, dialer, serverAddr, options.HTTPOptions, tlsConfig), nil
 	case C.V2RayTransportTypeGRPC:
+		if tlsConfig == nil {
+			return nil, C.ErrTLSRequired
+		}
 		return NewGRPCClient(ctx, dialer, serverAddr, options.GRPCOptions, tlsConfig)
 	case C.V2RayTransportTypeWebsocket:
 		return v2raywebsocket.NewClient(ctx, dialer, serverAddr, options.WebsocketOptions, tlsConfig), nil

transport/v2raygrpc/client.go

@@ -10,6 +10,7 @@ import (
 	"github.com/sagernet/sing-box/common/tls"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 
@@ -36,9 +37,7 @@ type Client struct {
 func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, options option.V2RayGRPCOptions, tlsConfig tls.Config) (adapter.V2RayClientTransport, error) {
 	var dialOptions []grpc.DialOption
 	if tlsConfig != nil {
-		if len(tlsConfig.NextProtos()) == 0 {
-			tlsConfig.SetNextProtos([]string{http2.NextProtoTLS})
-		}
+		tlsConfig.SetNextProtos([]string{http2.NextProtoTLS})
 		dialOptions = append(dialOptions, grpc.WithTransportCredentials(NewTLSTransportCredentials(tlsConfig)))
 	} else {
 		dialOptions = append(dialOptions, grpc.WithTransportCredentials(insecure.NewCredentials()))
@@ -103,11 +102,11 @@ func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 		return nil, err
 	}
 	client := NewGunServiceClient(clientConn).(GunServiceCustomNameClient)
-	ctx, cancel := common.ContextWithCancelCause(ctx)
+	ctx, cancel := context.WithCancel(ctx)
 	stream, err := client.TunCustomName(ctx, c.serviceName)
 	if err != nil {
-		cancel(err)
+		cancel()
 		return nil, err
 	}
-	return NewGRPCConn(stream, cancel), nil
+	return deadline.NewConn(NewGRPCConn(stream, cancel)), nil
 }

transport/v2raygrpc/conn.go

@@ -1,12 +1,12 @@
 package v2raygrpc
 
 import (
+	"context"
 	"net"
 	"os"
 	"time"
 
 	"github.com/sagernet/sing-box/common/baderror"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/rw"
 )
 
@@ -14,11 +14,11 @@ var _ net.Conn = (*GRPCConn)(nil)
 
 type GRPCConn struct {
 	GunService
-	cancel common.ContextCancelCauseFunc
+	cancel context.CancelFunc
 	cache  []byte
 }
 
-func NewGRPCConn(service GunService, cancel common.ContextCancelCauseFunc) *GRPCConn {
+func NewGRPCConn(service GunService, cancel context.CancelFunc) *GRPCConn {
 	if client, isClient := service.(GunService_TunClient); isClient {
 		service = &clientConnWrapper{client}
 	}
@@ -37,7 +37,6 @@ func (c *GRPCConn) Read(b []byte) (n int, err error) {
 	hunk, err := c.Recv()
 	err = baderror.WrapGRPC(err)
 	if err != nil {
-		c.cancel(err)
 		return
 	}
 	n = copy(b, hunk.Data)
@@ -50,14 +49,13 @@ func (c *GRPCConn) Read(b []byte) (n int, err error) {
 func (c *GRPCConn) Write(b []byte) (n int, err error) {
 	err = baderror.WrapGRPC(c.Send(&Hunk{Data: b}))
 	if err != nil {
-		c.cancel(err)
 		return
 	}
 	return len(b), nil
 }
 
 func (c *GRPCConn) Close() error {
-	c.cancel(net.ErrClosed)
+	c.cancel()
 	return nil
 }
 
@@ -81,10 +79,6 @@ func (c *GRPCConn) SetWriteDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
 
-func (c *GRPCConn) NeedAdditionalReadDeadline() bool {
-	return true
-}
-
 func (c *GRPCConn) Upstream() any {
 	return c.GunService
 }

transport/v2raygrpc/server.go

@@ -10,11 +10,10 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/tls"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 
-	"golang.org/x/net/http2"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/keepalive"
 	gM "google.golang.org/grpc/metadata"
@@ -32,9 +31,7 @@ type Server struct {
 func NewServer(ctx context.Context, options option.V2RayGRPCOptions, tlsConfig tls.ServerConfig, handler N.TCPConnectionHandler) (*Server, error) {
 	var serverOptions []grpc.ServerOption
 	if tlsConfig != nil {
-		if !common.Contains(tlsConfig.NextProtos(), http2.NextProtoTLS) {
-			tlsConfig.SetNextProtos(append([]string{"h2"}, tlsConfig.NextProtos()...))
-		}
+		tlsConfig.SetNextProtos([]string{"h2"})
 		serverOptions = append(serverOptions, grpc.Creds(NewTLSTransportCredentials(tlsConfig)))
 	}
 	if options.IdleTimeout > 0 {
@@ -49,7 +46,7 @@ func NewServer(ctx context.Context, options option.V2RayGRPCOptions, tlsConfig t
 }
 
 func (s *Server) Tun(server GunService_TunServer) error {
-	ctx, cancel := common.ContextWithCancelCause(s.ctx)
+	ctx, cancel := context.WithCancel(s.ctx)
 	conn := NewGRPCConn(server, cancel)
 	var metadata M.Metadata
 	if remotePeer, loaded := peer.FromContext(server.Context()); loaded {
@@ -66,7 +63,7 @@ func (s *Server) Tun(server GunService_TunServer) error {
 			}
 		}
 	}
-	go s.handler.NewConnection(ctx, conn, metadata)
+	go s.handler.NewConnection(ctx, deadline.NewConn(conn), metadata)
 	<-ctx.Done()
 	return nil
 }

transport/v2raygrpclite/client.go

@@ -2,6 +2,7 @@ package v2raygrpclite
 
 import (
 	"context"
+	"fmt"
 	"io"
 	"net"
 	"net/http"
@@ -12,6 +13,7 @@ import (
 	"github.com/sagernet/sing-box/common/tls"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-box/transport/v2rayhttp"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 
@@ -30,57 +32,56 @@ type Client struct {
 	ctx        context.Context
 	dialer     N.Dialer
 	serverAddr M.Socksaddr
-	transport  *http2.Transport
+	transport  http.RoundTripper
 	options    option.V2RayGRPCOptions
 	url        *url.URL
 }
 
 func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, options option.V2RayGRPCOptions, tlsConfig tls.Config) adapter.V2RayClientTransport {
-	client := &Client{
+	var transport http.RoundTripper
+	if tlsConfig == nil {
+		transport = &http.Transport{
+			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+				return dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
+			},
+		}
+	} else {
+		tlsConfig.SetNextProtos([]string{http2.NextProtoTLS})
+		transport = &http2.Transport{
+			ReadIdleTimeout: time.Duration(options.IdleTimeout),
+			PingTimeout:     time.Duration(options.PingTimeout),
+			DialTLSContext: func(ctx context.Context, network, addr string, cfg *tls.STDConfig) (net.Conn, error) {
+				conn, err := dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
+				if err != nil {
+					return nil, err
+				}
+				return tls.ClientHandshake(ctx, conn, tlsConfig)
+			},
+		}
+	}
+	return &Client{
 		ctx:        ctx,
 		dialer:     dialer,
 		serverAddr: serverAddr,
 		options:    options,
-		transport: &http2.Transport{
-			ReadIdleTimeout:    time.Duration(options.IdleTimeout),
-			PingTimeout:        time.Duration(options.PingTimeout),
-			DisableCompression: true,
-		},
+		transport:  transport,
 		url: &url.URL{
-			Scheme:  "https",
-			Host:    serverAddr.String(),
-			Path:    "/" + options.ServiceName + "/Tun",
-			RawPath: "/" + url.PathEscape(options.ServiceName) + "/Tun",
+			Scheme: "https",
+			Host:   serverAddr.String(),
+			Path:   fmt.Sprintf("/%s/Tun", url.QueryEscape(options.ServiceName)),
 		},
 	}
-
-	if tlsConfig == nil {
-		client.transport.DialTLSContext = func(ctx context.Context, network, addr string, cfg *tls.STDConfig) (net.Conn, error) {
-			return dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
-		}
-	} else {
-		if len(tlsConfig.NextProtos()) == 0 {
-			tlsConfig.SetNextProtos([]string{http2.NextProtoTLS})
-		}
-		client.transport.DialTLSContext = func(ctx context.Context, network, addr string, cfg *tls.STDConfig) (net.Conn, error) {
-			conn, err := dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
-			if err != nil {
-				return nil, err
-			}
-			return tls.ClientHandshake(ctx, conn, tlsConfig)
-		}
-	}
-
-	return client
 }
 
 func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 	pipeInReader, pipeInWriter := io.Pipe()
 	request := &http.Request{
-		Method: http.MethodPost,
-		Body:   pipeInReader,
-		URL:    c.url,
-		Header: defaultClientHeader,
+		Method:     http.MethodPost,
+		Body:       pipeInReader,
+		URL:        c.url,
+		Proto:      "HTTP/2",
+		ProtoMajor: 2,
+		Header:     defaultClientHeader,
 	}
 	request = request.WithContext(ctx)
 	conn := newLateGunConn(pipeInWriter)
@@ -92,12 +93,10 @@ func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 			conn.setup(nil, err)
 		}
 	}()
-	return conn, nil
+	return deadline.NewConn(conn), nil
 }
 
 func (c *Client) Close() error {
-	if c.transport != nil {
-		v2rayhttp.CloseIdleConnections(c.transport)
-	}
+	v2rayhttp.CloseIdleConnections(c.transport)
 	return nil
 }

transport/v2raygrpclite/conn.go

@@ -117,7 +117,6 @@ func (c *GunConn) WriteBuffer(buffer *buf.Buffer) error {
 	dataLen := buffer.Len()
 	varLen := rw.UVariantLen(uint64(dataLen))
 	header := buffer.ExtendHeader(6 + varLen)
-	_ = header[6]
 	header[0] = 0x00
 	binary.BigEndian.PutUint32(header[1:5], uint32(1+varLen+dataLen))
 	header[5] = 0x0A
@@ -156,7 +155,3 @@ func (c *GunConn) SetReadDeadline(t time.Time) error {
 func (c *GunConn) SetWriteDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
-
-func (c *GunConn) NeedAdditionalReadDeadline() bool {
-	return true
-}