feat: ntp service

Let the restful api still get TunConf even when tun is off.
Otherwise the api will return the default values,
instead of the values that actually take effect after enable.

* Due to this problem, yacd changes the displayed value
back to gvisor immediately after the user selects tun stack.

.github/workflows/build.yml

@@ -128,7 +128,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v4
         with:
-          go-version: "1.20"
+          go-version: "1.21"
           check-latest: true
 
       - name: Test
@@ -285,6 +285,7 @@ jobs:
           generate_release_notes: true
 
   Docker:
+    if: ${{ github.event_name != 'pull_request'  }}
     permissions: write-all
     needs: [Build]
     runs-on: ubuntu-latest

Dockerfile

@@ -4,9 +4,9 @@ RUN echo "I'm building for $TARGETPLATFORM"
 
 RUN apk add --no-cache gzip && \
     mkdir /clash-config && \
-    wget -O /clash-config/Country.mmdb https://raw.githubusercontent.com/Loyalsoldier/geoip/release/Country.mmdb && \
+    wget -O /clash-config/geoip.metadb https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.metadb && \
-    wget -O /clash-config/geosite.dat https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geosite.dat && \
+    wget -O /clash-config/geosite.dat https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geosite.dat && \
-    wget -O /clash-config/geoip.dat https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geoip.dat
+    wget -O /clash-config/geoip.dat https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.dat
 
 COPY docker/file-name.sh /clash/file-name.sh
 WORKDIR /clash

Makefile

@@ -31,6 +31,8 @@ PLATFORM_LIST = \
 	linux-mips-hardfloat \
 	linux-mipsle-softfloat \
 	linux-mipsle-hardfloat \
+	linux-riscv64 \
+	linux-loong64 \
 	android-arm64 \
 	freebsd-386 \
 	freebsd-amd64 \
@@ -104,6 +106,9 @@ linux-mips64le:
 linux-riscv64:
 	GOARCH=riscv64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
 	
+linux-loong64:
+	GOARCH=loong64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
+
 android-arm64:
 	GOARCH=arm64 GOOS=android $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
 

adapter/adapter.go

@@ -3,25 +3,41 @@ package adapter
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"net"
 	"net/http"
 	"net/netip"
 	"net/url"
+	"strconv"
+	"sync"
 	"time"
 
 	"github.com/Dreamacro/clash/common/atomic"
 	"github.com/Dreamacro/clash/common/queue"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/log"
 )
 
 var UnifiedDelay = atomic.NewBool(false)
 
+const (
+	defaultHistoriesNum = 10
+)
+
+type extraProxyState struct {
+	history *queue.Queue[C.DelayHistory]
+	alive   *atomic.Bool
+}
+
 type Proxy struct {
 	C.ProxyAdapter
 	history *queue.Queue[C.DelayHistory]
 	alive   *atomic.Bool
+	url     string
+	extra   sync.Map
 }
 
 // Alive implements C.Proxy
@@ -29,6 +45,15 @@ func (p *Proxy) Alive() bool {
 	return p.alive.Load()
 }
 
+// AliveForTestUrl implements C.Proxy
+func (p *Proxy) AliveForTestUrl(url string) bool {
+	if state, ok := p.extra.Load(url); ok {
+		return state.(*extraProxyState).alive.Load()
+	}
+
+	return p.alive.Load()
+}
+
 // Dial implements C.Proxy
 func (p *Proxy) Dial(metadata *C.Metadata) (C.Conn, error) {
 	ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTCPTimeout)
@@ -62,9 +87,51 @@ func (p *Proxy) DelayHistory() []C.DelayHistory {
 	for _, item := range queueM {
 		histories = append(histories, item)
 	}
+
 	return histories
 }
 
+// DelayHistoryForTestUrl implements C.Proxy
+func (p *Proxy) DelayHistoryForTestUrl(url string) []C.DelayHistory {
+	var queueM []C.DelayHistory
+
+	if state, ok := p.extra.Load(url); ok {
+		queueM = state.(*extraProxyState).history.Copy()
+	}
+
+	if queueM == nil {
+		queueM = p.history.Copy()
+	}
+
+	histories := []C.DelayHistory{}
+	for _, item := range queueM {
+		histories = append(histories, item)
+	}
+	return histories
+}
+
+func (p *Proxy) ExtraDelayHistory() map[string][]C.DelayHistory {
+	extraHistory := map[string][]C.DelayHistory{}
+
+	p.extra.Range(func(k, v interface{}) bool {
+
+		testUrl := k.(string)
+		state := v.(*extraProxyState)
+
+		histories := []C.DelayHistory{}
+		queueM := state.history.Copy()
+
+		for _, item := range queueM {
+			histories = append(histories, item)
+		}
+
+		extraHistory[testUrl] = histories
+
+		return true
+	})
+	return extraHistory
+}
+
 // LastDelay return last history record. if proxy is not alive, return the max value of uint16.
 // implements C.Proxy
 func (p *Proxy) LastDelay() (delay uint16) {
@@ -80,6 +147,28 @@ func (p *Proxy) LastDelay() (delay uint16) {
 	return history.Delay
 }
 
+// LastDelayForTestUrl implements C.Proxy
+func (p *Proxy) LastDelayForTestUrl(url string) (delay uint16) {
+	var max uint16 = 0xffff
+
+	alive := p.alive.Load()
+	history := p.history.Last()
+
+	if state, ok := p.extra.Load(url); ok {
+		alive = state.(*extraProxyState).alive.Load()
+		history = state.(*extraProxyState).history.Last()
+	}
+
+	if !alive {
+		return max
+	}
+
+	if history.Delay == 0 {
+		return max
+	}
+	return history.Delay
+}
+
 // MarshalJSON implements C.ProxyAdapter
 func (p *Proxy) MarshalJSON() ([]byte, error) {
 	inner, err := p.ProxyAdapter.MarshalJSON()
@@ -90,6 +179,8 @@ func (p *Proxy) MarshalJSON() ([]byte, error) {
 	mapping := map[string]any{}
 	_ = json.Unmarshal(inner, &mapping)
 	mapping["history"] = p.DelayHistory()
+	mapping["extra"] = p.ExtraDelayHistory()
+	mapping["alive"] = p.Alive()
 	mapping["name"] = p.Name()
 	mapping["udp"] = p.SupportUDP()
 	mapping["xudp"] = p.SupportXUDP()
@@ -99,16 +190,49 @@ func (p *Proxy) MarshalJSON() ([]byte, error) {
 
 // URLTest get the delay for the specified URL
 // implements C.Proxy
-func (p *Proxy) URLTest(ctx context.Context, url string) (t uint16, err error) {
+func (p *Proxy) URLTest(ctx context.Context, url string, expectedStatus utils.IntRanges[uint16], store C.DelayHistoryStoreType) (t uint16, err error) {
 	defer func() {
-		p.alive.Store(err == nil)
+		alive := err == nil
-		record := C.DelayHistory{Time: time.Now()}
+		store = p.determineFinalStoreType(store, url)
-		if err == nil {
+
-			record.Delay = t
+		switch store {
-		}
+		case C.OriginalHistory:
-		p.history.Put(record)
+			p.alive.Store(alive)
-		if p.history.Len() > 10 {
+			record := C.DelayHistory{Time: time.Now()}
-			p.history.Pop()
+			if alive {
+				record.Delay = t
+			}
+			p.history.Put(record)
+			if p.history.Len() > defaultHistoriesNum {
+				p.history.Pop()
+			}
+
+			// test URL configured by the proxy provider
+			if len(p.url) == 0 {
+				p.url = url
+			}
+		case C.ExtraHistory:
+			record := C.DelayHistory{Time: time.Now()}
+			if alive {
+				record.Delay = t
+			}
+
+			state, ok := p.extra.Load(url)
+			if !ok {
+				state = &extraProxyState{
+					history: queue.New[C.DelayHistory](defaultHistoriesNum),
+					alive:   atomic.NewBool(true),
+				}
+				p.extra.Store(url, state)
+			}
+
+			state.(*extraProxyState).alive.Store(alive)
+			state.(*extraProxyState).history.Put(record)
+			if state.(*extraProxyState).history.Len() > defaultHistoriesNum {
+				state.(*extraProxyState).history.Pop()
+			}
+		default:
+			log.Debugln("health check result will be discarded, url: %s alive: %t, delay: %d", url, alive, t)
 		}
 	}()
 
@@ -172,12 +296,22 @@ func (p *Proxy) URLTest(ctx context.Context, url string) (t uint16, err error) {
 		}
 	}
 
+	if expectedStatus != nil && !expectedStatus.Check(uint16(resp.StatusCode)) {
+		// maybe another value should be returned for differentiation
+		err = errors.New("response status is inconsistent with the expected status")
+	}
+
 	t = uint16(time.Since(start) / time.Millisecond)
 	return
 }
 
 func NewProxy(adapter C.ProxyAdapter) *Proxy {
-	return &Proxy{adapter, queue.New[C.DelayHistory](10), atomic.NewBool(true)}
+	return &Proxy{
+		ProxyAdapter: adapter,
+		history:      queue.New[C.DelayHistory](defaultHistoriesNum),
+		alive:        atomic.NewBool(true),
+		url:          "",
+		extra:        sync.Map{}}
 }
 
 func urlToMetadata(rawURL string) (addr C.Metadata, err error) {
@@ -198,11 +332,46 @@ func urlToMetadata(rawURL string) (addr C.Metadata, err error) {
 			return
 		}
 	}
+	uintPort, err := strconv.ParseUint(port, 10, 16)
+	if err != nil {
+		return
+	}
 
 	addr = C.Metadata{
 		Host:    u.Hostname(),
 		DstIP:   netip.Addr{},
-		DstPort: port,
+		DstPort: uint16(uintPort),
 	}
 	return
 }
+
+func (p *Proxy) determineFinalStoreType(store C.DelayHistoryStoreType, url string) C.DelayHistoryStoreType {
+	if store != C.DropHistory {
+		return store
+	}
+
+	if len(p.url) == 0 || url == p.url {
+		return C.OriginalHistory
+	}
+
+	length := 0
+	p.extra.Range(func(_, _ interface{}) bool {
+		length++
+		return length < 2*C.DefaultMaxHealthCheckUrlNum
+	})
+
+	if length == 0 {
+		return C.ExtraHistory
+	}
+
+	_, ok := p.extra.Load(url)
+	if ok {
+		return C.ExtraHistory
+	}
+
+	if length < 2*C.DefaultMaxHealthCheckUrlNum {
+		return C.ExtraHistory
+	}
+
+	return store
+}

adapter/inbound/listen.go

@@ -17,6 +17,10 @@ func SetTfo(open bool) {
 	lc.DisableTFO = !open
 }
 
+func SetMPTCP(open bool) {
+	setMultiPathTCP(&lc.ListenConfig, open)
+}
+
 func ListenContext(ctx context.Context, network, address string) (net.Listener, error) {
 	return lc.Listen(ctx, network, address)
 }

adapter/inbound/mptcp_go120.go

@@ -0,0 +1,10 @@
+//go:build !go1.21
+
+package inbound
+
+import "net"
+
+const multipathTCPAvailable = false
+
+func setMultiPathTCP(listenConfig *net.ListenConfig, open bool) {
+}

adapter/inbound/mptcp_go121.go

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

adapter/inbound/socket.go

@@ -3,6 +3,7 @@ package inbound
 import (
 	"net"
 	"net/netip"
+	"strconv"
 
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/context"
@@ -37,7 +38,9 @@ func NewInner(conn net.Conn, address string) *context.ConnContext {
 	metadata.DNSMode = C.DNSNormal
 	metadata.Process = C.ClashName
 	if h, port, err := net.SplitHostPort(address); err == nil {
-		metadata.DstPort = port
+		if port, err := strconv.ParseUint(port, 10, 16); err == nil {
+			metadata.DstPort = uint16(port)
+		}
 		if ip, err := netip.ParseAddr(h); err == nil {
 			metadata.DstIP = ip
 		} else {

adapter/inbound/util.go

@@ -20,14 +20,14 @@ func parseSocksAddr(target socks5.Addr) *C.Metadata {
 	case socks5.AtypDomainName:
 		// trim for FQDN
 		metadata.Host = strings.TrimRight(string(target[2:2+target[1]]), ".")
-		metadata.DstPort = strconv.Itoa((int(target[2+target[1]]) << 8) | int(target[2+target[1]+1]))
+		metadata.DstPort = uint16((int(target[2+target[1]]) << 8) | int(target[2+target[1]+1]))
 	case socks5.AtypIPv4:
 		metadata.DstIP = nnip.IpToAddr(net.IP(target[1 : 1+net.IPv4len]))
-		metadata.DstPort = strconv.Itoa((int(target[1+net.IPv4len]) << 8) | int(target[1+net.IPv4len+1]))
+		metadata.DstPort = uint16((int(target[1+net.IPv4len]) << 8) | int(target[1+net.IPv4len+1]))
 	case socks5.AtypIPv6:
 		ip6, _ := netip.AddrFromSlice(target[1 : 1+net.IPv6len])
 		metadata.DstIP = ip6.Unmap()
-		metadata.DstPort = strconv.Itoa((int(target[1+net.IPv6len]) << 8) | int(target[1+net.IPv6len+1]))
+		metadata.DstPort = uint16((int(target[1+net.IPv6len]) << 8) | int(target[1+net.IPv6len+1]))
 	}
 
 	return metadata
@@ -43,11 +43,16 @@ func parseHTTPAddr(request *http.Request) *C.Metadata {
 	// trim FQDN (#737)
 	host = strings.TrimRight(host, ".")
 
+	var uint16Port uint16
+	if port, err := strconv.ParseUint(port, 10, 16); err == nil {
+		uint16Port = uint16(port)
+	}
+
 	metadata := &C.Metadata{
 		NetWork: C.TCP,
 		Host:    host,
 		DstIP:   netip.Addr{},
-		DstPort: port,
+		DstPort: uint16Port,
 	}
 
 	ip, err := netip.ParseAddr(host)
@@ -58,10 +63,10 @@ func parseHTTPAddr(request *http.Request) *C.Metadata {
 	return metadata
 }
 
-func parseAddr(addr net.Addr) (netip.Addr, string, error) {
+func parseAddr(addr net.Addr) (netip.Addr, uint16, error) {
 	// Filter when net.Addr interface is nil
 	if addr == nil {
-		return netip.Addr{}, "", errors.New("nil addr")
+		return netip.Addr{}, 0, errors.New("nil addr")
 	}
 	if rawAddr, ok := addr.(interface{ RawAddr() net.Addr }); ok {
 		ip, port, err := parseAddr(rawAddr.RawAddr())
@@ -72,9 +77,14 @@ func parseAddr(addr net.Addr) (netip.Addr, string, error) {
 	addrStr := addr.String()
 	host, port, err := net.SplitHostPort(addrStr)
 	if err != nil {
-		return netip.Addr{}, "", err
+		return netip.Addr{}, 0, err
+	}
+
+	var uint16Port uint16
+	if port, err := strconv.ParseUint(port, 10, 16); err == nil {
+		uint16Port = uint16(port)
 	}
 
 	ip, err := netip.ParseAddr(host)
-	return ip, port, err
+	return ip, uint16Port, err
 }

adapter/outbound/base.go

@@ -21,6 +21,7 @@ type Base struct {
 	udp    bool
 	xudp   bool
 	tfo    bool
+	mpTcp  bool
 	rmark  int
 	id     string
 	prefer C.DNSPrefer
@@ -143,11 +144,16 @@ func (b *Base) DialOptions(opts ...dialer.Option) []dialer.Option {
 		opts = append(opts, dialer.WithTFO(true))
 	}
 
+	if b.mpTcp {
+		opts = append(opts, dialer.WithMPTCP(true))
+	}
+
 	return opts
 }
 
 type BasicOption struct {
 	TFO         bool   `proxy:"tfo,omitempty" group:"tfo,omitempty"`
+	MPTCP       bool   `proxy:"mptcp,omitempty" group:"mptcp,omitempty"`
 	Interface   string `proxy:"interface-name,omitempty" group:"interface-name,omitempty"`
 	RoutingMark int    `proxy:"routing-mark,omitempty" group:"routing-mark,omitempty"`
 	IPVersion   string `proxy:"ip-version,omitempty" group:"ip-version,omitempty"`
@@ -161,6 +167,7 @@ type BaseOption struct {
 	UDP         bool
 	XUDP        bool
 	TFO         bool
+	MPTCP       bool
 	Interface   string
 	RoutingMark int
 	Prefer      C.DNSPrefer
@@ -174,6 +181,7 @@ func NewBase(opt BaseOption) *Base {
 		udp:    opt.UDP,
 		xudp:   opt.XUDP,
 		tfo:    opt.TFO,
+		mpTcp:  opt.MPTCP,
 		iface:  opt.Interface,
 		rmark:  opt.RoutingMark,
 		prefer: opt.Prefer,

adapter/outbound/direct.go

@@ -12,6 +12,11 @@ type Direct struct {
 	*Base
 }
 
+type DirectOption struct {
+	BasicOption
+	Name string `proxy:"name"`
+}
+
 // DialContext implements C.ProxyAdapter
 func (d *Direct) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
 	opts = append(opts, dialer.WithResolver(resolver.DefaultResolver))
@@ -40,6 +45,21 @@ func (d *Direct) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	return newPacketConn(pc, d), nil
 }
 
+func NewDirectWithOption(option DirectOption) *Direct {
+	return &Direct{
+		Base: &Base{
+			name:   option.Name,
+			tp:     C.Direct,
+			udp:    true,
+			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
+		},
+	}
+}
+
 func NewDirect() *Direct {
 	return &Direct{
 		Base: &Base{

adapter/outbound/http.go

@@ -177,6 +177,7 @@ func NewHttp(option HttpOption) (*Http, error) {
 			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
 			tp:     C.Http,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/reject.go

@@ -78,8 +78,11 @@ type nopPacketConn struct{}
 
 func (npc nopPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) { return len(b), nil }
 func (npc nopPacketConn) ReadFrom(b []byte) (int, net.Addr, error)           { return 0, nil, io.EOF }
-func (npc nopPacketConn) Close() error                                       { return nil }
+func (npc nopPacketConn) WaitReadFrom() ([]byte, func(), net.Addr, error) {
-func (npc nopPacketConn) LocalAddr() net.Addr                                { return udpAddrIPv4Unspecified }
+	return nil, nil, nil, io.EOF
-func (npc nopPacketConn) SetDeadline(time.Time) error                        { return nil }
+}
-func (npc nopPacketConn) SetReadDeadline(time.Time) error                    { return nil }
+func (npc nopPacketConn) Close() error                     { return nil }
-func (npc nopPacketConn) SetWriteDeadline(time.Time) error                   { return nil }
+func (npc nopPacketConn) LocalAddr() net.Addr              { return udpAddrIPv4Unspecified }
+func (npc nopPacketConn) SetDeadline(time.Time) error      { return nil }
+func (npc nopPacketConn) SetReadDeadline(time.Time) error  { return nil }
+func (npc nopPacketConn) SetWriteDeadline(time.Time) error { return nil }

adapter/outbound/shadowsocks.go

@@ -19,7 +19,7 @@ import (
 	v2rayObfs "github.com/Dreamacro/clash/transport/v2ray-plugin"
 
 	restlsC "github.com/3andne/restls-client-go"
-	"github.com/metacubex/sing-shadowsocks2"
+	shadowsocks "github.com/metacubex/sing-shadowsocks2"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/uot"
 )
@@ -294,7 +294,6 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 		}
 
 		restlsConfig, err = restlsC.NewRestlsConfig(restlsOpt.Host, restlsOpt.Password, restlsOpt.VersionHint, restlsOpt.RestlsScript, option.ClientFingerprint)
-		restlsConfig.SessionTicketsDisabled = true
 		if err != nil {
 			return nil, fmt.Errorf("ss %s initialize restls-plugin error: %w", addr, err)
 		}
@@ -315,6 +314,7 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 			tp:     C.Shadowsocks,
 			udp:    option.UDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/shadowsocksr.go

@@ -181,6 +181,7 @@ func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
 			tp:     C.ShadowsocksR,
 			udp:    option.UDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/singmux.go

@@ -97,7 +97,7 @@ func (s *SingMux) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 
 func (s *SingMux) SupportUDP() bool {
 	if s.onlyTcp {
-		return s.ProxyAdapter.SupportUOT()
+		return s.ProxyAdapter.SupportUDP()
 	}
 	return true
 }

adapter/outbound/snell.go

@@ -59,8 +59,7 @@ func (s *Snell) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 		err := snell.WriteUDPHeader(c, s.version)
 		return c, err
 	}
-	port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
+	err := snell.WriteHeader(c, metadata.String(), uint(metadata.DstPort), s.version)
-	err := snell.WriteHeader(c, metadata.String(), uint(port), s.version)
 	return c, err
 }
 
@@ -72,8 +71,7 @@ func (s *Snell) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
 			return nil, err
 		}
 
-		port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
+		if err = snell.WriteHeader(c, metadata.String(), uint(metadata.DstPort), s.version); err != nil {
-		if err = snell.WriteHeader(c, metadata.String(), uint(port), s.version); err != nil {
 			c.Close()
 			return nil, err
 		}
@@ -183,6 +181,7 @@ func NewSnell(option SnellOption) (*Snell, error) {
 			tp:     C.Snell,
 			udp:    option.UDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/socks5.go

@@ -196,6 +196,7 @@ func NewSocks5(option Socks5Option) (*Socks5, error) {
 			tp:     C.Socks5,
 			udp:    option.UDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/trojan.go

@@ -14,7 +14,6 @@ import (
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/transport/gun"
 	"github.com/Dreamacro/clash/transport/trojan"
-	"github.com/Dreamacro/clash/transport/vless"
 )
 
 type Trojan struct {
@@ -45,8 +44,6 @@ type TrojanOption struct {
 	RealityOpts       RealityOptions `proxy:"reality-opts,omitempty"`
 	GrpcOpts          GrpcOptions    `proxy:"grpc-opts,omitempty"`
 	WSOpts            WSOptions      `proxy:"ws-opts,omitempty"`
-	Flow              string         `proxy:"flow,omitempty"`
-	FlowShow          bool           `proxy:"flow-show,omitempty"`
 	ClientFingerprint string         `proxy:"client-fingerprint,omitempty"`
 }
 
@@ -95,11 +92,6 @@ func (t *Trojan) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.
 		return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
 	}
 
-	c, err = t.instance.PresetXTLSConn(c)
-	if err != nil {
-		return nil, err
-	}
-
 	if metadata.NetWork == C.UDP {
 		err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
 		return c, err
@@ -117,12 +109,6 @@ func (t *Trojan) DialContext(ctx context.Context, metadata *C.Metadata, opts ...
 			return nil, err
 		}
 
-		c, err = t.instance.PresetXTLSConn(c)
-		if err != nil {
-			c.Close()
-			return nil, err
-		}
-
 		if err = t.instance.WriteHeader(c, trojan.CommandTCP, serializesSocksAddr(metadata)); err != nil {
 			c.Close()
 			return nil, err
@@ -237,24 +223,10 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 		ALPN:              option.ALPN,
 		ServerName:        option.Server,
 		SkipCertVerify:    option.SkipCertVerify,
-		FlowShow:          option.FlowShow,
 		Fingerprint:       option.Fingerprint,
 		ClientFingerprint: option.ClientFingerprint,
 	}
 
-	switch option.Network {
-	case "", "tcp":
-		if len(option.Flow) >= 16 {
-			option.Flow = option.Flow[:16]
-			switch option.Flow {
-			case vless.XRO, vless.XRD, vless.XRS:
-				tOption.Flow = option.Flow
-			default:
-				return nil, fmt.Errorf("unsupported xtls flow type: %s", option.Flow)
-			}
-		}
-	}
-
 	if option.SNI != "" {
 		tOption.ServerName = option.SNI
 	}
@@ -266,6 +238,7 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			tp:     C.Trojan,
 			udp:    option.UDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/tuic.go

@@ -6,6 +6,7 @@ import (
 	"crypto/tls"
 	"encoding/hex"
 	"encoding/pem"
+	"errors"
 	"fmt"
 	"math"
 	"net"
@@ -13,13 +14,17 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/metacubex/quic-go"
-
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/proxydialer"
+	"github.com/Dreamacro/clash/component/resolver"
 	tlsC "github.com/Dreamacro/clash/component/tls"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/transport/tuic"
+
+	"github.com/gofrs/uuid/v5"
+	"github.com/metacubex/quic-go"
+	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing/common/uot"
 )
 
 type Tuic struct {
@@ -33,7 +38,9 @@ type TuicOption struct {
 	Name                  string   `proxy:"name"`
 	Server                string   `proxy:"server"`
 	Port                  int      `proxy:"port"`
-	Token                 string   `proxy:"token"`
+	Token                 string   `proxy:"token,omitempty"`
+	UUID                  string   `proxy:"uuid,omitempty"`
+	Password              string   `proxy:"password,omitempty"`
 	Ip                    string   `proxy:"ip,omitempty"`
 	HeartbeatInterval     int      `proxy:"heartbeat-interval,omitempty"`
 	ALPN                  []string `proxy:"alpn,omitempty"`
@@ -46,6 +53,7 @@ type TuicOption struct {
 
 	FastOpen             bool   `proxy:"fast-open,omitempty"`
 	MaxOpenStreams       int    `proxy:"max-open-streams,omitempty"`
+	CWND                 int    `proxy:"cwnd,omitempty"`
 	SkipCertVerify       bool   `proxy:"skip-cert-verify,omitempty"`
 	Fingerprint          string `proxy:"fingerprint,omitempty"`
 	CustomCA             string `proxy:"ca,omitempty"`
@@ -55,6 +63,9 @@ type TuicOption struct {
 	DisableMTUDiscovery  bool   `proxy:"disable-mtu-discovery,omitempty"`
 	MaxDatagramFrameSize int    `proxy:"max-datagram-frame-size,omitempty"`
 	SNI                  string `proxy:"sni,omitempty"`
+
+	UDPOverStream        bool `proxy:"udp-over-stream,omitempty"`
+	UDPOverStreamVersion int  `proxy:"udp-over-stream-version,omitempty"`
 }
 
 // DialContext implements C.ProxyAdapter
@@ -78,6 +89,32 @@ func (t *Tuic) ListenPacketContext(ctx context.Context, metadata *C.Metadata, op
 
 // ListenPacketWithDialer implements C.ProxyAdapter
 func (t *Tuic) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
+	if t.option.UDPOverStream {
+		uotDestination := uot.RequestDestination(uint8(t.option.UDPOverStreamVersion))
+		uotMetadata := *metadata
+		uotMetadata.Host = uotDestination.Fqdn
+		uotMetadata.DstPort = uotDestination.Port
+		c, err := t.DialContextWithDialer(ctx, dialer, &uotMetadata)
+		if err != nil {
+			return nil, err
+		}
+
+		// tuic uos use stream-oriented udp with a special address, so we need a net.UDPAddr
+		if !metadata.Resolved() {
+			ip, err := resolver.ResolveIP(ctx, metadata.Host)
+			if err != nil {
+				return nil, errors.New("can't resolve ip")
+			}
+			metadata.DstIP = ip
+		}
+
+		destination := M.SocksaddrFromNet(metadata.UDPAddr())
+		if t.option.UDPOverStreamVersion == uot.LegacyVersion {
+			return newPacketConn(uot.NewConn(c, uot.Request{Destination: destination}), t), nil
+		} else {
+			return newPacketConn(uot.NewLazyConn(c, uot.Request{Destination: destination}), t), nil
+		}
+	}
 	pc, err := t.client.ListenPacketWithDialer(ctx, metadata, dialer, t.dialWithDialer)
 	if err != nil {
 		return nil, err
@@ -90,11 +127,7 @@ func (t *Tuic) SupportWithDialer() C.NetWork {
 	return C.ALLNet
 }
 
-func (t *Tuic) dial(ctx context.Context, opts ...dialer.Option) (pc net.PacketConn, addr net.Addr, err error) {
+func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (transport *quic.Transport, addr net.Addr, err error) {
-	return t.dialWithDialer(ctx, dialer.NewDialer(opts...))
-}
-
-func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (pc net.PacketConn, addr net.Addr, err error) {
 	if len(t.option.DialerProxy) > 0 {
 		dialer, err = proxydialer.NewByName(t.option.DialerProxy, dialer)
 		if err != nil {
@@ -106,10 +139,14 @@ func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (pc net.Pack
 		return nil, nil, err
 	}
 	addr = udpAddr
+	var pc net.PacketConn
 	pc, err = dialer.ListenPacket(ctx, "udp", "", udpAddr.AddrPort())
 	if err != nil {
 		return nil, nil, err
 	}
+	transport = &quic.Transport{Conn: pc}
+	transport.SetCreatedConn(true) // auto close conn
+	transport.SetSingleUse(true)   // auto close transport
 	return
 }
 
@@ -158,7 +195,7 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 		tlsConfig = tlsC.GetGlobalTLSConfig(tlsConfig)
 	}
 
-	if len(option.ALPN) > 0 {
+	if option.ALPN != nil { // structure's Decode will ensure value not nil when input has value even it was set an empty array
 		tlsConfig.NextProtos = option.ALPN
 	} else {
 		tlsConfig.NextProtos = []string{"h3"}
@@ -172,8 +209,9 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 		option.HeartbeatInterval = 10000
 	}
 
+	udpRelayMode := tuic.QUIC
 	if option.UdpRelayMode != "quic" {
-		option.UdpRelayMode = "native"
+		udpRelayMode = tuic.NATIVE
 	}
 
 	if option.MaxUdpRelayPacketSize == 0 {
@@ -184,14 +222,23 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 		option.MaxOpenStreams = 100
 	}
 
+	if option.CWND == 0 {
+		option.CWND = 32
+	}
+
+	packetOverHead := tuic.PacketOverHeadV4
+	if len(option.Token) == 0 {
+		packetOverHead = tuic.PacketOverHeadV5
+	}
+
 	if option.MaxDatagramFrameSize == 0 {
-		option.MaxDatagramFrameSize = option.MaxUdpRelayPacketSize + tuic.PacketOverHead
+		option.MaxDatagramFrameSize = option.MaxUdpRelayPacketSize + packetOverHead
 	}
 
 	if option.MaxDatagramFrameSize > 1400 {
 		option.MaxDatagramFrameSize = 1400
 	}
-	option.MaxUdpRelayPacketSize = option.MaxDatagramFrameSize - tuic.PacketOverHead
+	option.MaxUdpRelayPacketSize = option.MaxDatagramFrameSize - packetOverHead
 
 	// ensure server's incoming stream can handle correctly, increase to 1.1x
 	quicMaxOpenStreams := int64(option.MaxOpenStreams)
@@ -220,12 +267,18 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 	if len(option.Ip) > 0 {
 		addr = net.JoinHostPort(option.Ip, strconv.Itoa(option.Port))
 	}
-	host := option.Server
 	if option.DisableSni {
-		host = ""
 		tlsConfig.ServerName = ""
+		tlsConfig.InsecureSkipVerify = true // tls: either ServerName or InsecureSkipVerify must be specified in the tls.Config
+	}
+
+	switch option.UDPOverStreamVersion {
+	case uot.Version, uot.LegacyVersion:
+	case 0:
+		option.UDPOverStreamVersion = uot.LegacyVersion
+	default:
+		return nil, fmt.Errorf("tuic %s unknown udp over stream protocol version: %d", addr, option.UDPOverStreamVersion)
 	}
-	tkn := tuic.GenTKN(option.Token)
 
 	t := &Tuic{
 		Base: &Base{
@@ -251,21 +304,40 @@ func NewTuic(option TuicOption) (*Tuic, error) {
 	if clientMaxOpenStreams < 1 {
 		clientMaxOpenStreams = 1
 	}
-	clientOption := &tuic.ClientOption{
-		TlsConfig:             tlsConfig,
-		QuicConfig:            quicConfig,
-		Host:                  host,
-		Token:                 tkn,
-		UdpRelayMode:          option.UdpRelayMode,
-		CongestionController:  option.CongestionController,
-		ReduceRtt:             option.ReduceRtt,
-		RequestTimeout:        time.Duration(option.RequestTimeout) * time.Millisecond,
-		MaxUdpRelayPacketSize: option.MaxUdpRelayPacketSize,
-		FastOpen:              option.FastOpen,
-		MaxOpenStreams:        clientMaxOpenStreams,
-	}
 
-	t.client = tuic.NewPoolClient(clientOption)
+	if len(option.Token) > 0 {
+		tkn := tuic.GenTKN(option.Token)
+		clientOption := &tuic.ClientOptionV4{
+			TlsConfig:             tlsConfig,
+			QuicConfig:            quicConfig,
+			Token:                 tkn,
+			UdpRelayMode:          udpRelayMode,
+			CongestionController:  option.CongestionController,
+			ReduceRtt:             option.ReduceRtt,
+			RequestTimeout:        time.Duration(option.RequestTimeout) * time.Millisecond,
+			MaxUdpRelayPacketSize: option.MaxUdpRelayPacketSize,
+			FastOpen:              option.FastOpen,
+			MaxOpenStreams:        clientMaxOpenStreams,
+			CWND:                  option.CWND,
+		}
+
+		t.client = tuic.NewPoolClientV4(clientOption)
+	} else {
+		clientOption := &tuic.ClientOptionV5{
+			TlsConfig:             tlsConfig,
+			QuicConfig:            quicConfig,
+			Uuid:                  uuid.FromStringOrNil(option.UUID),
+			Password:              option.Password,
+			UdpRelayMode:          udpRelayMode,
+			CongestionController:  option.CongestionController,
+			ReduceRtt:             option.ReduceRtt,
+			MaxUdpRelayPacketSize: option.MaxUdpRelayPacketSize,
+			MaxOpenStreams:        clientMaxOpenStreams,
+			CWND:                  option.CWND,
+		}
+
+		t.client = tuic.NewPoolClientV5(clientOption)
+	}
 
 	return t, nil
 }

adapter/outbound/util.go

@@ -4,10 +4,8 @@ import (
 	"bytes"
 	"context"
 	"crypto/tls"
-	xtls "github.com/xtls/go"
 	"net"
 	"net/netip"
-	"strconv"
 	"sync"
 	"time"
 
@@ -17,9 +15,8 @@ import (
 )
 
 var (
-	globalClientSessionCache  tls.ClientSessionCache
+	globalClientSessionCache tls.ClientSessionCache
-	globalClientXSessionCache xtls.ClientSessionCache
+	once                     sync.Once
-	once                      sync.Once
 )
 
 func tcpKeepAlive(c net.Conn) {
@@ -36,18 +33,11 @@ func getClientSessionCache() tls.ClientSessionCache {
 	return globalClientSessionCache
 }
 
-func getClientXSessionCache() xtls.ClientSessionCache {
-	once.Do(func() {
-		globalClientXSessionCache = xtls.NewLRUClientSessionCache(128)
-	})
-	return globalClientXSessionCache
-}
-
 func serializesSocksAddr(metadata *C.Metadata) []byte {
 	var buf [][]byte
 	addrType := metadata.AddrType()
 	aType := uint8(addrType)
-	p, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
+	p := uint(metadata.DstPort)
 	port := []byte{uint8(p >> 8), uint8(p & 0xff)}
 	switch addrType {
 	case socks5.AtypDomainName:

adapter/outbound/vless.go

@@ -14,6 +14,7 @@ import (
 
 	"github.com/Dreamacro/clash/common/convert"
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/proxydialer"
 	"github.com/Dreamacro/clash/component/resolver"
@@ -25,8 +26,8 @@ import (
 	"github.com/Dreamacro/clash/transport/vless"
 	"github.com/Dreamacro/clash/transport/vmess"
 
-	vmessSing "github.com/sagernet/sing-vmess"
+	vmessSing "github.com/metacubex/sing-vmess"
-	"github.com/sagernet/sing-vmess/packetaddr"
+	"github.com/metacubex/sing-vmess/packetaddr"
 	M "github.com/sagernet/sing/common/metadata"
 )
 
@@ -55,8 +56,8 @@ type VlessOption struct {
 	Port              int               `proxy:"port"`
 	UUID              string            `proxy:"uuid"`
 	Flow              string            `proxy:"flow,omitempty"`
-	FlowShow          bool              `proxy:"flow-show,omitempty"`
 	TLS               bool              `proxy:"tls,omitempty"`
+	ALPN              []string          `proxy:"alpn,omitempty"`
 	UDP               bool              `proxy:"udp,omitempty"`
 	PacketAddr        bool              `proxy:"packet-addr,omitempty"`
 	XUDP              bool              `proxy:"xudp,omitempty"`
@@ -132,7 +133,7 @@ func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 		c, err = vmess.StreamWebsocketConn(ctx, c, wsOpts)
 	case "http":
 		// readability first, so just copy default TLS logic
-		c, err = v.streamTLSOrXTLSConn(ctx, c, false)
+		c, err = v.streamTLSConn(ctx, c, false)
 		if err != nil {
 			return nil, err
 		}
@@ -147,7 +148,7 @@ func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 
 		c = vmess.StreamHTTPConn(c, httpOpts)
 	case "h2":
-		c, err = v.streamTLSOrXTLSConn(ctx, c, true)
+		c, err = v.streamTLSConn(ctx, c, true)
 		if err != nil {
 			return nil, err
 		}
@@ -162,8 +163,8 @@ func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig, v.realityConfig)
 	default:
 		// default tcp network
-		// handle TLS And XTLS
+		// handle TLS
-		c, err = v.streamTLSOrXTLSConn(ctx, c, false)
+		c, err = v.streamTLSConn(ctx, c, false)
 	}
 
 	if err != nil {
@@ -179,7 +180,7 @@ func (v *Vless) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 			metadata = &C.Metadata{
 				NetWork: C.UDP,
 				Host:    packetaddr.SeqPacketMagicAddress,
-				DstPort: "443",
+				DstPort: 443,
 			}
 		} else {
 			metadata = &C.Metadata{ // a clear metadata only contains ip
@@ -201,29 +202,17 @@ func (v *Vless) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 	return
 }
 
-func (v *Vless) streamTLSOrXTLSConn(ctx context.Context, conn net.Conn, isH2 bool) (net.Conn, error) {
+func (v *Vless) streamTLSConn(ctx context.Context, conn net.Conn, isH2 bool) (net.Conn, error) {
-	host, _, _ := net.SplitHostPort(v.addr)
+	if v.option.TLS {
+		host, _, _ := net.SplitHostPort(v.addr)
 
-	if v.isLegacyXTLSEnabled() && !isH2 {
-		xtlsOpts := vless.XTLSConfig{
-			Host:           host,
-			SkipCertVerify: v.option.SkipCertVerify,
-			Fingerprint:    v.option.Fingerprint,
-		}
-
-		if v.option.ServerName != "" {
-			xtlsOpts.Host = v.option.ServerName
-		}
-
-		return vless.StreamXTLSConn(ctx, conn, &xtlsOpts)
-
-	} else if v.option.TLS {
 		tlsOpts := vmess.TLSConfig{
 			Host:              host,
 			SkipCertVerify:    v.option.SkipCertVerify,
 			FingerPrint:       v.option.Fingerprint,
 			ClientFingerprint: v.option.ClientFingerprint,
 			Reality:           v.realityConfig,
+			NextProtos:        v.option.ALPN,
 		}
 
 		if isH2 {
@@ -240,10 +229,6 @@ func (v *Vless) streamTLSOrXTLSConn(ctx context.Context, conn net.Conn, isH2 boo
 	return conn, nil
 }
 
-func (v *Vless) isLegacyXTLSEnabled() bool {
-	return v.client.Addons != nil && v.client.Addons.Flow != vless.XRV
-}
-
 // DialContext implements C.ProxyAdapter
 func (v *Vless) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
 	// gun transport
@@ -373,8 +358,14 @@ func (v *Vless) ListenPacketOnStreamConn(ctx context.Context, c net.Conn, metada
 	}
 
 	if v.option.XUDP {
+		var globalID [8]byte
+		if metadata.SourceValid() {
+			globalID = utils.GlobalID(metadata.SourceAddress())
+		}
 		return newPacketConn(N.NewThreadSafePacketConn(
-			vmessSing.NewXUDPConn(c, M.SocksaddrFromNet(metadata.UDPAddr())),
+			vmessSing.NewXUDPConn(c,
+				globalID,
+				M.SocksaddrFromNet(metadata.UDPAddr())),
 		), v), nil
 	} else if v.option.PacketAddr {
 		return newPacketConn(N.NewThreadSafePacketConn(
@@ -410,12 +401,11 @@ func parseVlessAddr(metadata *C.Metadata, xudp bool) *vless.DstAddr {
 		copy(addr[1:], metadata.Host)
 	}
 
-	port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
 	return &vless.DstAddr{
 		UDP:      metadata.NetWork == C.UDP,
 		AddrType: addrType,
 		Addr:     addr,
-		Port:     uint16(port),
+		Port:     metadata.DstPort,
 		Mux:      metadata.NetWork == C.UDP && xudp,
 	}
 }
@@ -519,11 +509,11 @@ func NewVless(option VlessOption) (*Vless, error) {
 		switch option.Flow {
 		case vless.XRV:
 			log.Warnln("To use %s, ensure your server is upgrade to Xray-core v1.8.0+", vless.XRV)
-			fallthrough
-		case vless.XRO, vless.XRD, vless.XRS:
 			addons = &vless.Addons{
 				Flow: option.Flow,
 			}
+		case vless.XRO, vless.XRD, vless.XRS:
+			log.Fatalln("Legacy XTLS protocol %s is deprecated and no longer supported", option.Flow)
 		default:
 			return nil, fmt.Errorf("unsupported xtls flow type: %s", option.Flow)
 		}
@@ -542,7 +532,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 		option.PacketAddr = false
 	}
 
-	client, err := vless.NewClient(option.UUID, addons, option.FlowShow)
+	client, err := vless.NewClient(option.UUID, addons)
 	if err != nil {
 		return nil, err
 	}
@@ -555,6 +545,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 			udp:    option.UDP,
 			xudp:   option.XUDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/vmess.go

@@ -12,16 +12,18 @@ import (
 	"sync"
 
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/proxydialer"
 	"github.com/Dreamacro/clash/component/resolver"
 	tlsC "github.com/Dreamacro/clash/component/tls"
 	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/ntp"
 	"github.com/Dreamacro/clash/transport/gun"
 	clashVMess "github.com/Dreamacro/clash/transport/vmess"
 
-	vmess "github.com/sagernet/sing-vmess"
+	vmess "github.com/metacubex/sing-vmess"
-	"github.com/sagernet/sing-vmess/packetaddr"
+	"github.com/metacubex/sing-vmess/packetaddr"
 	M "github.com/sagernet/sing/common/metadata"
 )
 
@@ -51,6 +53,7 @@ type VmessOption struct {
 	UDP                 bool           `proxy:"udp,omitempty"`
 	Network             string         `proxy:"network,omitempty"`
 	TLS                 bool           `proxy:"tls,omitempty"`
+	ALPN                []string       `proxy:"alpn,omitempty"`
 	SkipCertVerify      bool           `proxy:"skip-cert-verify,omitempty"`
 	Fingerprint         string         `proxy:"fingerprint,omitempty"`
 	ServerName          string         `proxy:"servername,omitempty"`
@@ -148,6 +151,7 @@ func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 				SkipCertVerify:    v.option.SkipCertVerify,
 				ClientFingerprint: v.option.ClientFingerprint,
 				Reality:           v.realityConfig,
+				NextProtos:        v.option.ALPN,
 			}
 
 			if v.option.ServerName != "" {
@@ -204,6 +208,7 @@ func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 				SkipCertVerify:    v.option.SkipCertVerify,
 				ClientFingerprint: v.option.ClientFingerprint,
 				Reality:           v.realityConfig,
+				NextProtos:        v.option.ALPN,
 			}
 
 			if v.option.ServerName != "" {
@@ -223,30 +228,44 @@ func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err error) {
 	if metadata.NetWork == C.UDP {
 		if v.option.XUDP {
+			var globalID [8]byte
+			if metadata.SourceValid() {
+				globalID = utils.GlobalID(metadata.SourceAddress())
+			}
 			if N.NeedHandshake(c) {
-				conn = v.client.DialEarlyXUDPPacketConn(c, M.SocksaddrFromNet(metadata.UDPAddr()))
+				conn = v.client.DialEarlyXUDPPacketConn(c,
+					globalID,
+					M.SocksaddrFromNet(metadata.UDPAddr()))
 			} else {
-				conn, err = v.client.DialXUDPPacketConn(c, M.SocksaddrFromNet(metadata.UDPAddr()))
+				conn, err = v.client.DialXUDPPacketConn(c,
+					globalID,
+					M.SocksaddrFromNet(metadata.UDPAddr()))
 			}
 		} else if v.option.PacketAddr {
 			if N.NeedHandshake(c) {
-				conn = v.client.DialEarlyPacketConn(c, M.ParseSocksaddrHostPort(packetaddr.SeqPacketMagicAddress, 443))
+				conn = v.client.DialEarlyPacketConn(c,
+					M.ParseSocksaddrHostPort(packetaddr.SeqPacketMagicAddress, 443))
 			} else {
-				conn, err = v.client.DialPacketConn(c, M.ParseSocksaddrHostPort(packetaddr.SeqPacketMagicAddress, 443))
+				conn, err = v.client.DialPacketConn(c,
+					M.ParseSocksaddrHostPort(packetaddr.SeqPacketMagicAddress, 443))
 			}
 			conn = packetaddr.NewBindConn(conn)
 		} else {
 			if N.NeedHandshake(c) {
-				conn = v.client.DialEarlyPacketConn(c, M.SocksaddrFromNet(metadata.UDPAddr()))
+				conn = v.client.DialEarlyPacketConn(c,
+					M.SocksaddrFromNet(metadata.UDPAddr()))
 			} else {
-				conn, err = v.client.DialPacketConn(c, M.SocksaddrFromNet(metadata.UDPAddr()))
+				conn, err = v.client.DialPacketConn(c,
+					M.SocksaddrFromNet(metadata.UDPAddr()))
 			}
 		}
 	} else {
 		if N.NeedHandshake(c) {
-			conn = v.client.DialEarlyConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			conn = v.client.DialEarlyConn(c,
+				M.ParseSocksaddr(metadata.RemoteAddress()))
 		} else {
-			conn, err = v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+			conn, err = v.client.DialConn(c,
+				M.ParseSocksaddr(metadata.RemoteAddress()))
 		}
 	}
 	if err != nil {
@@ -398,6 +417,7 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 	if option.AuthenticatedLength {
 		options = append(options, vmess.ClientWithAuthenticatedLength())
 	}
+	options = append(options, vmess.ClientWithTimeFunc(ntp.Now))
 	client, err := vmess.NewClient(option.UUID, security, option.AlterID, options...)
 	if err != nil {
 		return nil, err
@@ -421,6 +441,7 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 			udp:    option.UDP,
 			xudp:   option.XUDP,
 			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
 			iface:  option.Interface,
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),

adapter/outbound/wireguard.go

@@ -302,7 +302,7 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 	if err != nil {
 		return nil, E.Cause(err, "create WireGuard device")
 	}
-	outbound.device = device.NewDevice(outbound.tunDevice, outbound.bind, &device.Logger{
+	outbound.device = device.NewDevice(context.Background(), outbound.tunDevice, outbound.bind, &device.Logger{
 		Verbosef: func(format string, args ...interface{}) {
 			log.SingLogger.Debug(fmt.Sprintf("[WG](%s) %s", option.Name, fmt.Sprintf(format, args...)))
 		},
@@ -374,8 +374,7 @@ func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts
 		options = append(options, dialer.WithNetDialer(wgNetDialer{tunDevice: w.tunDevice}))
 		conn, err = dialer.NewDialer(options...).DialContext(ctx, "tcp", metadata.RemoteAddress())
 	} else {
-		port, _ := strconv.Atoi(metadata.DstPort)
+		conn, err = w.tunDevice.DialContext(ctx, "tcp", M.SocksaddrFrom(metadata.DstIP, metadata.DstPort).Unwrap())
-		conn, err = w.tunDevice.DialContext(ctx, "tcp", M.SocksaddrFrom(metadata.DstIP, uint16(port)).Unwrap())
 	}
 	if err != nil {
 		return nil, err
@@ -412,8 +411,7 @@ func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadat
 		}
 		metadata.DstIP = ip
 	}
-	port, _ := strconv.Atoi(metadata.DstPort)
+	pc, err = w.tunDevice.ListenPacket(ctx, M.SocksaddrFrom(metadata.DstIP, metadata.DstPort).Unwrap())
-	pc, err = w.tunDevice.ListenPacket(ctx, M.SocksaddrFrom(metadata.DstIP, uint16(port)).Unwrap())
 	if err != nil {
 		return nil, err
 	}

adapter/outboundgroup/fallback.go

@@ -9,6 +9,7 @@ import (
 	"github.com/Dreamacro/clash/adapter/outbound"
 	"github.com/Dreamacro/clash/common/callback"
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/constant/provider"
@@ -16,9 +17,10 @@ import (
 
 type Fallback struct {
 	*GroupBase
-	disableUDP bool
+	disableUDP     bool
-	testUrl    string
+	testUrl        string
-	selected   string
+	selected       string
+	expectedStatus string
 }
 
 func (f *Fallback) Now() string {
@@ -82,9 +84,11 @@ func (f *Fallback) MarshalJSON() ([]byte, error) {
 		all = append(all, proxy.Name())
 	}
 	return json.Marshal(map[string]any{
-		"type": f.Type().String(),
+		"type":     f.Type().String(),
-		"now":  f.Now(),
+		"now":      f.Now(),
-		"all":  all,
+		"all":      all,
+		"testUrl":  f.testUrl,
+		"expected": f.expectedStatus,
 	})
 }
 
@@ -98,12 +102,14 @@ func (f *Fallback) findAliveProxy(touch bool) C.Proxy {
 	proxies := f.GetProxies(touch)
 	for _, proxy := range proxies {
 		if len(f.selected) == 0 {
-			if proxy.Alive() {
+			// if proxy.Alive() {
+			if proxy.AliveForTestUrl(f.testUrl) {
 				return proxy
 			}
 		} else {
 			if proxy.Name() == f.selected {
-				if proxy.Alive() {
+				// if proxy.Alive() {
+				if proxy.AliveForTestUrl(f.testUrl) {
 					return proxy
 				} else {
 					f.selected = ""
@@ -129,10 +135,12 @@ func (f *Fallback) Set(name string) error {
 	}
 
 	f.selected = name
-	if !p.Alive() {
+	// if !p.Alive() {
+	if !p.AliveForTestUrl(f.testUrl) {
 		ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*time.Duration(5000))
 		defer cancel()
-		_, _ = p.URLTest(ctx, f.testUrl)
+		expectedStatus, _ := utils.NewIntRanges[uint16](f.expectedStatus)
+		_, _ = p.URLTest(ctx, f.testUrl, expectedStatus, C.ExtraHistory)
 	}
 
 	return nil
@@ -156,7 +164,8 @@ func NewFallback(option *GroupCommonOption, providers []provider.ProxyProvider)
 			option.ExcludeType,
 			providers,
 		}),
-		disableUDP: option.DisableUDP,
+		disableUDP:     option.DisableUDP,
-		testUrl:    option.URL,
+		testUrl:        option.URL,
+		expectedStatus: option.ExpectedStatus,
 	}
 }

adapter/outboundgroup/groupbase.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/Dreamacro/clash/adapter/outbound"
 	"github.com/Dreamacro/clash/common/atomic"
+	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/constant/provider"
 	types "github.com/Dreamacro/clash/constant/provider"
@@ -192,7 +193,7 @@ func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
 	return proxies
 }
 
-func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16, error) {
+func (gb *GroupBase) URLTest(ctx context.Context, url string, expectedStatus utils.IntRanges[uint16]) (map[string]uint16, error) {
 	var wg sync.WaitGroup
 	var lock sync.Mutex
 	mp := map[string]uint16{}
@@ -201,7 +202,7 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16
 		proxy := proxy
 		wg.Add(1)
 		go func() {
-			delay, err := proxy.URLTest(ctx, url)
+			delay, err := proxy.URLTest(ctx, url, expectedStatus, C.DropHistory)
 			if err == nil {
 				lock.Lock()
 				mp[proxy.Name()] = delay

adapter/outboundgroup/loadbalance.go

@@ -12,8 +12,8 @@ import (
 	"github.com/Dreamacro/clash/adapter/outbound"
 	"github.com/Dreamacro/clash/common/cache"
 	"github.com/Dreamacro/clash/common/callback"
-	"github.com/Dreamacro/clash/common/murmur3"
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/constant/provider"
@@ -25,8 +25,10 @@ type strategyFn = func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Pr
 
 type LoadBalance struct {
 	*GroupBase
-	disableUDP bool
+	disableUDP     bool
-	strategyFn strategyFn
+	strategyFn     strategyFn
+	testUrl        string
+	expectedStatus string
 }
 
 var errStrategy = errors.New("unsupported strategy")
@@ -129,7 +131,7 @@ func (lb *LoadBalance) IsL3Protocol(metadata *C.Metadata) bool {
 	return lb.Unwrap(metadata, false).IsL3Protocol(metadata)
 }
 
-func strategyRoundRobin() strategyFn {
+func strategyRoundRobin(url string) strategyFn {
 	idx := 0
 	idxMutex := sync.Mutex{}
 	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
@@ -148,7 +150,8 @@ func strategyRoundRobin() strategyFn {
 		for ; i < length; i++ {
 			id := (idx + i) % length
 			proxy := proxies[id]
-			if proxy.Alive() {
+			// if proxy.Alive() {
+			if proxy.AliveForTestUrl(url) {
 				i++
 				return proxy
 			}
@@ -158,22 +161,24 @@ func strategyRoundRobin() strategyFn {
 	}
 }
 
-func strategyConsistentHashing() strategyFn {
+func strategyConsistentHashing(url string) strategyFn {
 	maxRetry := 5
 	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
-		key := uint64(murmur3.Sum32([]byte(getKey(metadata))))
+		key := utils.MapHash(getKey(metadata))
 		buckets := int32(len(proxies))
 		for i := 0; i < maxRetry; i, key = i+1, key+1 {
 			idx := jumpHash(key, buckets)
 			proxy := proxies[idx]
-			if proxy.Alive() {
+			// if proxy.Alive() {
+			if proxy.AliveForTestUrl(url) {
 				return proxy
 			}
 		}
 
 		// when availability is poor, traverse the entire list to get the available nodes
 		for _, proxy := range proxies {
-			if proxy.Alive() {
+			// if proxy.Alive() {
+			if proxy.AliveForTestUrl(url) {
 				return proxy
 			}
 		}
@@ -182,14 +187,14 @@ func strategyConsistentHashing() strategyFn {
 	}
 }
 
-func strategyStickySessions() strategyFn {
+func strategyStickySessions(url string) strategyFn {
 	ttl := time.Minute * 10
 	maxRetry := 5
 	lruCache := cache.New[uint64, int](
 		cache.WithAge[uint64, int](int64(ttl.Seconds())),
 		cache.WithSize[uint64, int](1000))
 	return func(proxies []C.Proxy, metadata *C.Metadata, touch bool) C.Proxy {
-		key := uint64(murmur3.Sum32([]byte(getKeyWithSrcAndDst(metadata))))
+		key := utils.MapHash(getKeyWithSrcAndDst(metadata))
 		length := len(proxies)
 		idx, has := lruCache.Get(key)
 		if !has {
@@ -199,7 +204,8 @@ func strategyStickySessions() strategyFn {
 		nowIdx := idx
 		for i := 1; i < maxRetry; i++ {
 			proxy := proxies[nowIdx]
-			if proxy.Alive() {
+			// if proxy.Alive() {
+			if proxy.AliveForTestUrl(url) {
 				if nowIdx != idx {
 					lruCache.Delete(key)
 					lruCache.Set(key, nowIdx)
@@ -230,8 +236,10 @@ func (lb *LoadBalance) MarshalJSON() ([]byte, error) {
 		all = append(all, proxy.Name())
 	}
 	return json.Marshal(map[string]any{
-		"type": lb.Type().String(),
+		"type":           lb.Type().String(),
-		"all":  all,
+		"all":            all,
+		"testUrl":        lb.testUrl,
+		"expectedStatus": lb.expectedStatus,
 	})
 }
 
@@ -239,11 +247,11 @@ func NewLoadBalance(option *GroupCommonOption, providers []provider.ProxyProvide
 	var strategyFn strategyFn
 	switch strategy {
 	case "consistent-hashing":
-		strategyFn = strategyConsistentHashing()
+		strategyFn = strategyConsistentHashing(option.URL)
 	case "round-robin":
-		strategyFn = strategyRoundRobin()
+		strategyFn = strategyRoundRobin(option.URL)
 	case "sticky-sessions":
-		strategyFn = strategyStickySessions()
+		strategyFn = strategyStickySessions(option.URL)
 	default:
 		return nil, fmt.Errorf("%w: %s", errStrategy, strategy)
 	}
@@ -260,7 +268,9 @@ func NewLoadBalance(option *GroupCommonOption, providers []provider.ProxyProvide
 			option.ExcludeType,
 			providers,
 		}),
-		strategyFn: strategyFn,
+		strategyFn:     strategyFn,
-		disableUDP: option.DisableUDP,
+		disableUDP:     option.DisableUDP,
+		testUrl:        option.URL,
+		expectedStatus: option.ExpectedStatus,
 	}, nil
 }

adapter/outboundgroup/parser.go

@@ -3,35 +3,37 @@ package outboundgroup
 import (
 	"errors"
 	"fmt"
+	"strings"
 
 	"github.com/Dreamacro/clash/adapter/outbound"
 	"github.com/Dreamacro/clash/adapter/provider"
 	"github.com/Dreamacro/clash/common/structure"
+	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 	types "github.com/Dreamacro/clash/constant/provider"
 )
 
 var (
 	errFormat            = errors.New("format error")
-	errType              = errors.New("unsupport type")
+	errType              = errors.New("unsupported type")
 	errMissProxy         = errors.New("`use` or `proxies` missing")
-	errMissHealthCheck   = errors.New("`url` or `interval` missing")
 	errDuplicateProvider = errors.New("duplicate provider name")
 )
 
 type GroupCommonOption struct {
 	outbound.BasicOption
-	Name          string   `group:"name"`
+	Name           string   `group:"name"`
-	Type          string   `group:"type"`
+	Type           string   `group:"type"`
-	Proxies       []string `group:"proxies,omitempty"`
+	Proxies        []string `group:"proxies,omitempty"`
-	Use           []string `group:"use,omitempty"`
+	Use            []string `group:"use,omitempty"`
-	URL           string   `group:"url,omitempty"`
+	URL            string   `group:"url,omitempty"`
-	Interval      int      `group:"interval,omitempty"`
+	Interval       int      `group:"interval,omitempty"`
-	Lazy          bool     `group:"lazy,omitempty"`
+	Lazy           bool     `group:"lazy,omitempty"`
-	DisableUDP    bool     `group:"disable-udp,omitempty"`
+	DisableUDP     bool     `group:"disable-udp,omitempty"`
-	Filter        string   `group:"filter,omitempty"`
+	Filter         string   `group:"filter,omitempty"`
-	ExcludeFilter string   `group:"exclude-filter,omitempty"`
+	ExcludeFilter  string   `group:"exclude-filter,omitempty"`
-	ExcludeType   string   `group:"exclude-type,omitempty"`
+	ExcludeType    string   `group:"exclude-type,omitempty"`
+	ExpectedStatus string   `group:"expected-status,omitempty"`
 }
 
 func ParseProxyGroup(config map[string]any, proxyMap map[string]C.Proxy, providersMap map[string]types.ProxyProvider) (C.ProxyAdapter, error) {
@@ -53,30 +55,36 @@ func ParseProxyGroup(config map[string]any, proxyMap map[string]C.Proxy, provide
 	providers := []types.ProxyProvider{}
 
 	if len(groupOption.Proxies) == 0 && len(groupOption.Use) == 0 {
-		return nil, errMissProxy
+		return nil, fmt.Errorf("%s: %w", groupName, errMissProxy)
 	}
 
+	expectedStatus, err := utils.NewIntRanges[uint16](groupOption.ExpectedStatus)
+	if err != nil {
+		return nil, fmt.Errorf("%s: %w", groupName, err)
+	}
+
+	status := strings.TrimSpace(groupOption.ExpectedStatus)
+	if status == "" {
+		status = "*"
+	}
+	groupOption.ExpectedStatus = status
+	testUrl := groupOption.URL
+
 	if len(groupOption.Proxies) != 0 {
 		ps, err := getProxies(proxyMap, groupOption.Proxies)
 		if err != nil {
-			return nil, err
+			return nil, fmt.Errorf("%s: %w", groupName, err)
 		}
 
 		if _, ok := providersMap[groupName]; ok {
-			return nil, errDuplicateProvider
+			return nil, fmt.Errorf("%s: %w", groupName, errDuplicateProvider)
 		}
 
-		// select don't need health check
+		var url string
-		if groupOption.Type == "select" || groupOption.Type == "relay" {
+		var interval uint
-			hc := provider.NewHealthCheck(ps, "", 0, true)
-			pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
-			if err != nil {
-				return nil, err
-			}
 
-			providers = append(providers, pd)
+		// select don't need health check
-			providersMap[groupName] = pd
+		if groupOption.Type != "select" && groupOption.Type != "relay" {
-		} else {
 			if groupOption.URL == "" {
 				groupOption.URL = "https://cp.cloudflare.com/generate_204"
 			}
@@ -85,22 +93,29 @@ func ParseProxyGroup(config map[string]any, proxyMap map[string]C.Proxy, provide
 				groupOption.Interval = 300
 			}
 
-			hc := provider.NewHealthCheck(ps, groupOption.URL, uint(groupOption.Interval), groupOption.Lazy)
+			url = groupOption.URL
-			pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
+			interval = uint(groupOption.Interval)
-			if err != nil {
-				return nil, err
-			}
-
-			providers = append(providers, pd)
-			providersMap[groupName] = pd
 		}
+
+		hc := provider.NewHealthCheck(ps, url, interval, true, expectedStatus)
+		pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
+		if err != nil {
+			return nil, fmt.Errorf("%s: %w", groupName, err)
+		}
+
+		providers = append(providers, pd)
+		providersMap[groupName] = pd
 	}
 
 	if len(groupOption.Use) != 0 {
 		list, err := getProviders(providersMap, groupOption.Use)
 		if err != nil {
-			return nil, err
+			return nil, fmt.Errorf("%s: %w", groupName, err)
 		}
+
+		// different proxy groups use different test URL
+		addTestUrlToProviders(list, testUrl, expectedStatus, groupOption.Filter, uint(groupOption.Interval))
+
 		providers = append(providers, list...)
 	} else {
 		groupOption.Filter = ""
@@ -154,3 +169,13 @@ func getProviders(mapping map[string]types.ProxyProvider, list []string) ([]type
 	}
 	return ps, nil
 }
+
+func addTestUrlToProviders(providers []types.ProxyProvider, url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
+	if len(providers) == 0 || len(url) == 0 {
+		return
+	}
+
+	for _, pd := range providers {
+		pd.RegisterHealthCheckTask(url, expectedStatus, filter, interval)
+	}
+}

adapter/outboundgroup/urltest.go

@@ -25,12 +25,13 @@ func urlTestWithTolerance(tolerance uint16) urlTestOption {
 
 type URLTest struct {
 	*GroupBase
-	selected   string
+	selected       string
-	testUrl    string
+	testUrl        string
-	tolerance  uint16
+	expectedStatus string
-	disableUDP bool
+	tolerance      uint16
-	fastNode   C.Proxy
+	disableUDP     bool
-	fastSingle *singledo.Single[C.Proxy]
+	fastNode       C.Proxy
+	fastSingle     *singledo.Single[C.Proxy]
 }
 
 func (u *URLTest) Now() string {
@@ -96,44 +97,49 @@ func (u *URLTest) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
 }
 
 func (u *URLTest) fast(touch bool) C.Proxy {
-	elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
+
-		var s C.Proxy
+	proxies := u.GetProxies(touch)
-		proxies := u.GetProxies(touch)
+	if u.selected != "" {
-		fast := proxies[0]
+		for _, proxy := range proxies {
-		if fast.Name() == u.selected {
+			if !proxy.Alive() {
-			s = fast
+				continue
+			}
+			if proxy.Name() == u.selected {
+				u.fastNode = proxy
+				return proxy
+			}
 		}
-		min := fast.LastDelay()
+	}
+
+	elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
+		fast := proxies[0]
+		// min := fast.LastDelay()
+		min := fast.LastDelayForTestUrl(u.testUrl)
 		fastNotExist := true
 
 		for _, proxy := range proxies[1:] {
-
 			if u.fastNode != nil && proxy.Name() == u.fastNode.Name() {
 				fastNotExist = false
 			}
 
-			if proxy.Name() == u.selected {
+			// if !proxy.Alive() {
-				s = proxy
+			if !proxy.AliveForTestUrl(u.testUrl) {
-			}
-			if !proxy.Alive() {
 				continue
 			}
 
-			delay := proxy.LastDelay()
+			// delay := proxy.LastDelay()
+			delay := proxy.LastDelayForTestUrl(u.testUrl)
 			if delay < min {
 				fast = proxy
 				min = delay
 			}
+
 		}
 		// tolerance
-		if u.fastNode == nil || fastNotExist || !u.fastNode.Alive() || u.fastNode.LastDelay() > fast.LastDelay()+u.tolerance {
+		// if u.fastNode == nil || fastNotExist || !u.fastNode.Alive() || u.fastNode.LastDelay() > fast.LastDelay()+u.tolerance {
+		if u.fastNode == nil || fastNotExist || !u.fastNode.AliveForTestUrl(u.testUrl) || u.fastNode.LastDelayForTestUrl(u.testUrl) > fast.LastDelayForTestUrl(u.testUrl)+u.tolerance {
 			u.fastNode = fast
 		}
-		if s != nil {
-			if s.Alive() && s.LastDelay() < fast.LastDelay()+u.tolerance {
-				u.fastNode = s
-			}
-		}
 		return u.fastNode, nil
 	})
 	if shared && touch { // a shared fastSingle.Do() may cause providers untouched, so we touch them again
@@ -163,9 +169,11 @@ func (u *URLTest) MarshalJSON() ([]byte, error) {
 		all = append(all, proxy.Name())
 	}
 	return json.Marshal(map[string]any{
-		"type": u.Type().String(),
+		"type":     u.Type().String(),
-		"now":  u.Now(),
+		"now":      u.Now(),
-		"all":  all,
+		"all":      all,
+		"testUrl":  u.testUrl,
+		"expected": u.expectedStatus,
 	})
 }
 
@@ -197,9 +205,10 @@ func NewURLTest(option *GroupCommonOption, providers []provider.ProxyProvider, o
 			option.ExcludeType,
 			providers,
 		}),
-		fastSingle: singledo.NewSingle[C.Proxy](time.Second * 10),
+		fastSingle:     singledo.NewSingle[C.Proxy](time.Second * 10),
-		disableUDP: option.DisableUDP,
+		disableUDP:     option.DisableUDP,
-		testUrl:    option.URL,
+		testUrl:        option.URL,
+		expectedStatus: option.ExpectedStatus,
 	}
 
 	for _, option := range options {

adapter/parser.go

@@ -106,6 +106,13 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 			break
 		}
 		proxy, err = outbound.NewTuic(*tuicOption)
+	case "direct":
+		directOption := &outbound.DirectOption{}
+		err = decoder.Decode(mapping, directOption)
+		if err != nil {
+			break
+		}
+		proxy = outbound.NewDirectWithOption(*directOption)
 	default:
 		return nil, fmt.Errorf("unsupport proxy type: %s", proxyType)
 	}

adapter/provider/healthcheck.go

@@ -2,6 +2,8 @@ package provider
 
 import (
 	"context"
+	"strings"
+	"sync"
 	"time"
 
 	"github.com/Dreamacro/clash/common/atomic"
@@ -10,6 +12,8 @@ import (
 	"github.com/Dreamacro/clash/common/utils"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
+
+	"github.com/dlclark/regexp2"
 )
 
 const (
@@ -21,18 +25,33 @@ type HealthCheckOption struct {
 	Interval uint
 }
 
+type extraOption struct {
+	expectedStatus utils.IntRanges[uint16]
+	filters        map[string]struct{}
+}
+
 type HealthCheck struct {
-	url       string
+	url            string
-	proxies   []C.Proxy
+	extra          map[string]*extraOption
-	interval  uint
+	mu             sync.Mutex
-	lazy      bool
+	started        *atomic.Bool
-	lastTouch *atomic.Int64
+	proxies        []C.Proxy
-	done      chan struct{}
+	interval       uint
-	singleDo  *singledo.Single[struct{}]
+	lazy           bool
+	expectedStatus utils.IntRanges[uint16]
+	lastTouch      *atomic.Int64
+	done           chan struct{}
+	singleDo       *singledo.Single[struct{}]
 }
 
 func (hc *HealthCheck) process() {
+	if hc.started.Load() {
+		log.Warnln("Skip start health check timer due to it's started")
+		return
+	}
+
 	ticker := time.NewTicker(time.Duration(hc.interval) * time.Second)
+	hc.start()
 	for {
 		select {
 		case <-ticker.C:
@@ -44,6 +63,7 @@ func (hc *HealthCheck) process() {
 			}
 		case <-hc.done:
 			ticker.Stop()
+			hc.stop()
 			return
 		}
 	}
@@ -53,6 +73,63 @@ func (hc *HealthCheck) setProxy(proxies []C.Proxy) {
 	hc.proxies = proxies
 }
 
+func (hc *HealthCheck) registerHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
+	url = strings.TrimSpace(url)
+	if len(url) == 0 || url == hc.url {
+		log.Debugln("ignore invalid health check url: %s", url)
+		return
+	}
+
+	hc.mu.Lock()
+	defer hc.mu.Unlock()
+
+	// if the provider has not set up health checks, then modify it to be the same as the group's interval
+	if hc.interval == 0 {
+		hc.interval = interval
+	}
+
+	if hc.extra == nil {
+		hc.extra = make(map[string]*extraOption)
+	}
+
+	// prioritize the use of previously registered configurations, especially those from provider
+	if _, ok := hc.extra[url]; ok {
+		// provider default health check does not set filter
+		if url != hc.url && len(filter) != 0 {
+			splitAndAddFiltersToExtra(filter, hc.extra[url])
+		}
+
+		log.Debugln("health check url: %s exists", url)
+		return
+	}
+
+	// due to the time-consuming nature of health checks, a maximum of defaultMaxTestURLNum URLs can be set for testing
+	if len(hc.extra) > C.DefaultMaxHealthCheckUrlNum {
+		log.Debugln("skip add url: %s to health check because it has reached the maximum limit: %d", url, C.DefaultMaxHealthCheckUrlNum)
+		return
+	}
+
+	option := &extraOption{filters: map[string]struct{}{}, expectedStatus: expectedStatus}
+	splitAndAddFiltersToExtra(filter, option)
+	hc.extra[url] = option
+
+	if hc.auto() && !hc.started.Load() {
+		go hc.process()
+	}
+}
+
+func splitAndAddFiltersToExtra(filter string, option *extraOption) {
+	filter = strings.TrimSpace(filter)
+	if len(filter) != 0 {
+		for _, regex := range strings.Split(filter, "`") {
+			regex = strings.TrimSpace(regex)
+			if len(regex) != 0 {
+				option.filters[regex] = struct{}{}
+			}
+		}
+	}
+}
+
 func (hc *HealthCheck) auto() bool {
 	return hc.interval != 0
 }
@@ -61,41 +138,102 @@ func (hc *HealthCheck) touch() {
 	hc.lastTouch.Store(time.Now().Unix())
 }
 
+func (hc *HealthCheck) start() {
+	hc.started.Store(true)
+}
+
+func (hc *HealthCheck) stop() {
+	hc.started.Store(false)
+}
+
 func (hc *HealthCheck) check() {
 	_, _, _ = hc.singleDo.Do(func() (struct{}, error) {
 		id := utils.NewUUIDV4().String()
 		log.Debugln("Start New Health Checking {%s}", id)
 		b, _ := batch.New[bool](context.Background(), batch.WithConcurrencyNum[bool](10))
-		for _, proxy := range hc.proxies {
-			p := proxy
-			b.Go(p.Name(), func() (bool, error) {
-				ctx, cancel := context.WithTimeout(context.Background(), defaultURLTestTimeout)
-				defer cancel()
-				log.Debugln("Health Checking %s {%s}", p.Name(), id)
-				_, _ = p.URLTest(ctx, hc.url)
-				log.Debugln("Health Checked %s : %t %d ms {%s}", p.Name(), p.Alive(), p.LastDelay(), id)
-				return false, nil
-			})
-		}
 
+		// execute default health check
+		option := &extraOption{filters: nil, expectedStatus: hc.expectedStatus}
+		hc.execute(b, hc.url, id, option)
+
+		// execute extra health check
+		if len(hc.extra) != 0 {
+			for url, option := range hc.extra {
+				hc.execute(b, url, id, option)
+			}
+		}
 		b.Wait()
 		log.Debugln("Finish A Health Checking {%s}", id)
 		return struct{}{}, nil
 	})
 }
 
+func (hc *HealthCheck) execute(b *batch.Batch[bool], url, uid string, option *extraOption) {
+	url = strings.TrimSpace(url)
+	if len(url) == 0 {
+		log.Debugln("Health Check has been skipped due to testUrl is empty, {%s}", uid)
+		return
+	}
+
+	var filterReg *regexp2.Regexp
+	var store = C.OriginalHistory
+	var expectedStatus utils.IntRanges[uint16]
+	if option != nil {
+		if url != hc.url {
+			store = C.ExtraHistory
+		}
+
+		expectedStatus = option.expectedStatus
+		if len(option.filters) != 0 {
+			filters := make([]string, 0, len(option.filters))
+			for filter := range option.filters {
+				filters = append(filters, filter)
+			}
+
+			filterReg = regexp2.MustCompile(strings.Join(filters, "|"), 0)
+		}
+	}
+
+	for _, proxy := range hc.proxies {
+		// skip proxies that do not require health check
+		if filterReg != nil {
+			if match, _ := filterReg.FindStringMatch(proxy.Name()); match == nil {
+				continue
+			}
+		}
+
+		p := proxy
+		b.Go(p.Name(), func() (bool, error) {
+			ctx, cancel := context.WithTimeout(context.Background(), defaultURLTestTimeout)
+			defer cancel()
+			log.Debugln("Health Checking, proxy: %s, url: %s, id: {%s}", p.Name(), url, uid)
+			_, _ = p.URLTest(ctx, url, expectedStatus, store)
+			log.Debugln("Health Checked, proxy: %s, url: %s, alive: %t, delay: %d ms uid: {%s}", p.Name(), url, p.AliveForTestUrl(url), p.LastDelayForTestUrl(url), uid)
+			return false, nil
+		})
+	}
+}
+
 func (hc *HealthCheck) close() {
 	hc.done <- struct{}{}
 }
 
-func NewHealthCheck(proxies []C.Proxy, url string, interval uint, lazy bool) *HealthCheck {
+func NewHealthCheck(proxies []C.Proxy, url string, interval uint, lazy bool, expectedStatus utils.IntRanges[uint16]) *HealthCheck {
+	if len(url) == 0 {
+		interval = 0
+		expectedStatus = nil
+	}
+
 	return &HealthCheck{
-		proxies:   proxies,
+		proxies:        proxies,
-		url:       url,
+		url:            url,
-		interval:  interval,
+		extra:          map[string]*extraOption{},
-		lazy:      lazy,
+		started:        atomic.NewBool(false),
-		lastTouch: atomic.NewInt64(0),
+		interval:       interval,
-		done:      make(chan struct{}, 1),
+		lazy:           lazy,
-		singleDo:  singledo.NewSingle[struct{}](time.Second),
+		expectedStatus: expectedStatus,
+		lastTouch:      atomic.NewInt64(0),
+		done:           make(chan struct{}, 1),
+		singleDo:       singledo.NewSingle[struct{}](time.Second),
 	}
 }

adapter/provider/parser.go

@@ -6,23 +6,28 @@ import (
 	"time"
 
 	"github.com/Dreamacro/clash/common/structure"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/resource"
 	C "github.com/Dreamacro/clash/constant"
 	types "github.com/Dreamacro/clash/constant/provider"
 )
 
-var errVehicleType = errors.New("unsupport vehicle type")
+var (
+	errVehicleType = errors.New("unsupport vehicle type")
+	errSubPath     = errors.New("path is not subpath of home directory")
+)
 
 type healthCheckSchema struct {
-	Enable   bool   `provider:"enable"`
+	Enable         bool   `provider:"enable"`
-	URL      string `provider:"url"`
+	URL            string `provider:"url"`
-	Interval int    `provider:"interval"`
+	Interval       int    `provider:"interval"`
-	Lazy     bool   `provider:"lazy,omitempty"`
+	Lazy           bool   `provider:"lazy,omitempty"`
+	ExpectedStatus string `provider:"expected-status,omitempty"`
 }
 
 type proxyProviderSchema struct {
 	Type          string            `provider:"type"`
-	Path          string            `provider:"path"`
+	Path          string            `provider:"path,omitempty"`
 	URL           string            `provider:"url,omitempty"`
 	Interval      int               `provider:"interval,omitempty"`
 	Filter        string            `provider:"filter,omitempty"`
@@ -44,20 +49,33 @@ func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvide
 		return nil, err
 	}
 
+	expectedStatus, err := utils.NewIntRanges[uint16](schema.HealthCheck.ExpectedStatus)
+	if err != nil {
+		return nil, err
+	}
+
 	var hcInterval uint
 	if schema.HealthCheck.Enable {
 		hcInterval = uint(schema.HealthCheck.Interval)
 	}
-	hc := NewHealthCheck([]C.Proxy{}, schema.HealthCheck.URL, hcInterval, schema.HealthCheck.Lazy)
+	hc := NewHealthCheck([]C.Proxy{}, schema.HealthCheck.URL, hcInterval, schema.HealthCheck.Lazy, expectedStatus)
-
-	path := C.Path.Resolve(schema.Path)
 
 	var vehicle types.Vehicle
 	switch schema.Type {
 	case "file":
+		path := C.Path.Resolve(schema.Path)
 		vehicle = resource.NewFileVehicle(path)
 	case "http":
-		vehicle = resource.NewHTTPVehicle(schema.URL, path)
+		if schema.Path != "" {
+			path := C.Path.Resolve(schema.Path)
+			if !C.Path.IsSafePath(path) {
+				return nil, fmt.Errorf("%w: %s", errSubPath, path)
+			}
+			vehicle = resource.NewHTTPVehicle(schema.URL, path)
+		} else {
+			path := C.Path.GetPathByHash("proxies", schema.URL)
+			vehicle = resource.NewHTTPVehicle(schema.URL, path)
+		}
 	default:
 		return nil, fmt.Errorf("%w: %s", errVehicleType, schema.Type)
 	}

adapter/provider/provider.go

@@ -12,6 +12,7 @@ import (
 
 	"github.com/Dreamacro/clash/adapter"
 	"github.com/Dreamacro/clash/common/convert"
+	"github.com/Dreamacro/clash/common/utils"
 	clashHttp "github.com/Dreamacro/clash/component/http"
 	"github.com/Dreamacro/clash/component/resource"
 	C "github.com/Dreamacro/clash/constant"
@@ -50,6 +51,7 @@ func (pp *proxySetProvider) MarshalJSON() ([]byte, error) {
 		"type":             pp.Type().String(),
 		"vehicleType":      pp.VehicleType().String(),
 		"proxies":          pp.Proxies(),
+		"testUrl":          pp.healthCheck.url,
 		"updatedAt":        pp.UpdatedAt,
 		"subscriptionInfo": pp.subscriptionInfo,
 	})
@@ -98,6 +100,10 @@ func (pp *proxySetProvider) Touch() {
 	pp.healthCheck.touch()
 }
 
+func (pp *proxySetProvider) RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
+	pp.healthCheck.registerHealthCheckTask(url, expectedStatus, filter, interval)
+}
+
 func (pp *proxySetProvider) setProxies(proxies []C.Proxy) {
 	pp.proxies = proxies
 	pp.healthCheck.setProxy(proxies)
@@ -141,15 +147,15 @@ func (pp *proxySetProvider) getSubscriptionInfo() {
 }
 
 func (pp *proxySetProvider) closeAllConnections() {
-	snapshot := statistic.DefaultManager.Snapshot()
+	statistic.DefaultManager.Range(func(c statistic.Tracker) bool {
-	for _, c := range snapshot.Connections {
 		for _, chain := range c.Chains() {
 			if chain == pp.Name() {
 				_ = c.Close()
 				break
 			}
 		}
-	}
+		return true
+	})
 }
 
 func stopProxyProvider(pd *ProxySetProvider) {
@@ -210,6 +216,7 @@ func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
 		"type":        cp.Type().String(),
 		"vehicleType": cp.VehicleType().String(),
 		"proxies":     cp.Proxies(),
+		"testUrl":     cp.healthCheck.url,
 	})
 }
 
@@ -249,6 +256,10 @@ func (cp *compatibleProvider) Touch() {
 	cp.healthCheck.touch()
 }
 
+func (cp *compatibleProvider) RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
+	cp.healthCheck.registerHealthCheckTask(url, expectedStatus, filter, interval)
+}
+
 func stopCompatibleProvider(pd *CompatibleProvider) {
 	pd.healthCheck.close()
 }
@@ -288,7 +299,7 @@ func proxiesParseAndFilter(filter string, excludeFilter string, excludeTypeArray
 		if err := yaml.Unmarshal(buf, schema); err != nil {
 			proxies, err1 := convert.ConvertsV2Ray(buf)
 			if err1 != nil {
-				return nil, fmt.Errorf("%s, %w", err.Error(), err1)
+				return nil, fmt.Errorf("%w, %w", err, err1)
 			}
 			schema.Proxies = proxies
 		}

common/buf/sing.go

@@ -11,18 +11,9 @@ type Buffer = buf.Buffer
 
 var New = buf.New
 var NewSize = buf.NewSize
-var StackNew = buf.StackNew
-var StackNewSize = buf.StackNewSize
 var With = buf.With
 var As = buf.As
 
-var KeepAlive = common.KeepAlive
-
-//go:norace
-func Dup[T any](obj T) T {
-	return common.Dup(obj)
-}
-
 var (
 	Must  = common.Must
 	Error = common.Error

common/cache/lrucache.go

@@ -7,6 +7,8 @@ import (
 	"time"
 
 	"github.com/Dreamacro/clash/common/generics/list"
+
+	"github.com/samber/lo"
 )
 
 // Option is part of Functional Options Pattern
@@ -82,9 +84,27 @@ func New[K comparable, V any](options ...Option[K, V]) *LruCache[K, V] {
 // Get returns the any representation of a cached response and a bool
 // set to true if the key was found.
 func (c *LruCache[K, V]) Get(key K) (V, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
 	el := c.get(key)
 	if el == nil {
-		return getZero[V](), false
+		return lo.Empty[V](), false
+	}
+	value := el.value
+
+	return value, true
+}
+
+func (c *LruCache[K, V]) GetOrStore(key K, constructor func() V) (V, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	el := c.get(key)
+	if el == nil {
+		value := constructor()
+		c.set(key, value)
+		return value, false
 	}
 	value := el.value
 
@@ -96,9 +116,12 @@ func (c *LruCache[K, V]) Get(key K) (V, bool) {
 // and a bool set to true if the key was found.
 // This method will NOT check the maxAge of element and will NOT update the expires.
 func (c *LruCache[K, V]) GetWithExpire(key K) (V, time.Time, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
 	el := c.get(key)
 	if el == nil {
-		return getZero[V](), time.Time{}, false
+		return lo.Empty[V](), time.Time{}, false
 	}
 
 	return el.value, time.Unix(el.expires, 0), true
@@ -115,11 +138,18 @@ func (c *LruCache[K, V]) Exist(key K) bool {
 
 // Set stores the any representation of a response for a given key.
 func (c *LruCache[K, V]) Set(key K, value V) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.set(key, value)
+}
+
+func (c *LruCache[K, V]) set(key K, value V) {
 	expires := int64(0)
 	if c.maxAge > 0 {
 		expires = time.Now().Unix() + c.maxAge
 	}
-	c.SetWithExpire(key, value, time.Unix(expires, 0))
+	c.setWithExpire(key, value, time.Unix(expires, 0))
 }
 
 // SetWithExpire stores the any representation of a response for a given key and given expires.
@@ -128,6 +158,10 @@ func (c *LruCache[K, V]) SetWithExpire(key K, value V, expires time.Time) {
 	c.mu.Lock()
 	defer c.mu.Unlock()
 
+	c.setWithExpire(key, value, expires)
+}
+
+func (c *LruCache[K, V]) setWithExpire(key K, value V, expires time.Time) {
 	if le, ok := c.cache[key]; ok {
 		c.lru.MoveToBack(le)
 		e := le.Value
@@ -165,9 +199,6 @@ func (c *LruCache[K, V]) CloneTo(n *LruCache[K, V]) {
 }
 
 func (c *LruCache[K, V]) get(key K) *entry[K, V] {
-	c.mu.Lock()
-	defer c.mu.Unlock()
-
 	le, ok := c.cache[key]
 	if !ok {
 		return nil
@@ -191,12 +222,11 @@ func (c *LruCache[K, V]) get(key K) *entry[K, V] {
 // Delete removes the value associated with a key.
 func (c *LruCache[K, V]) Delete(key K) {
 	c.mu.Lock()
+	defer c.mu.Unlock()
 
 	if le, ok := c.cache[key]; ok {
 		c.deleteElement(le)
 	}
-
-	c.mu.Unlock()
 }
 
 func (c *LruCache[K, V]) maybeDeleteOldest() {
@@ -219,10 +249,10 @@ func (c *LruCache[K, V]) deleteElement(le *list.Element[*entry[K, V]]) {
 
 func (c *LruCache[K, V]) Clear() error {
 	c.mu.Lock()
+	defer c.mu.Unlock()
 
 	c.cache = make(map[K]*list.Element[*entry[K, V]])
 
-	c.mu.Unlock()
 	return nil
 }
 
@@ -231,8 +261,3 @@ type entry[K comparable, V any] struct {
 	value   V
 	expires int64
 }
-
-func getZero[T any]() T {
-	var result T
-	return result
-}

common/convert/converter.go

@@ -50,7 +50,9 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			hysteria["port"] = urlHysteria.Port()
 			hysteria["sni"] = query.Get("peer")
 			hysteria["obfs"] = query.Get("obfs")
-			hysteria["alpn"] = []string{query.Get("alpn")}
+			if alpn := query.Get("alpn"); alpn != "" {
+				hysteria["alpn"] = strings.Split(alpn, ",")
+			}
 			hysteria["auth_str"] = query.Get("auth")
 			hysteria["protocol"] = query.Get("protocol")
 			up := query.Get("up")
@@ -67,6 +69,47 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 
 			proxies = append(proxies, hysteria)
 
+		case "tuic":
+			// A temporary unofficial TUIC share link standard
+			// Modified from https://github.com/daeuniverse/dae/discussions/182
+			// Changes:
+			//   1. Support TUICv4, just replace uuid:password with token
+			//   2. Remove `allow_insecure` field
+			urlTUIC, err := url.Parse(line)
+			if err != nil {
+				continue
+			}
+			query := urlTUIC.Query()
+
+			tuic := make(map[string]any, 20)
+			tuic["name"] = uniqueName(names, urlTUIC.Fragment)
+			tuic["type"] = scheme
+			tuic["server"] = urlTUIC.Hostname()
+			tuic["port"] = urlTUIC.Port()
+			tuic["udp"] = true
+			password, v5 := urlTUIC.User.Password()
+			if v5 {
+				tuic["uuid"] = urlTUIC.User.Username()
+				tuic["password"] = password
+			} else {
+				tuic["token"] = urlTUIC.User.Username()
+			}
+			if cc := query.Get("congestion_control"); cc != "" {
+				tuic["congestion-controller"] = cc
+			}
+			if alpn := query.Get("alpn"); alpn != "" {
+				tuic["alpn"] = strings.Split(alpn, ",")
+			}
+			if sni := query.Get("sni"); sni != "" {
+				tuic["sni"] = sni
+			}
+			if query.Get("disable_sni") == "1" {
+				tuic["disable-sni"] = true
+			}
+			if udpRelayMode := query.Get("udp_relay_mode"); udpRelayMode != "" {
+				tuic["udp-relay-mode"] = udpRelayMode
+			}
+
 		case "trojan":
 			urlTrojan, err := url.Parse(line)
 			if err != nil {
@@ -86,10 +129,12 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			trojan["udp"] = true
 			trojan["skip-cert-verify"], _ = strconv.ParseBool(query.Get("allowInsecure"))
 
-			sni := query.Get("sni")
+			if sni := query.Get("sni"); sni != "" {
-			if sni != "" {
 				trojan["sni"] = sni
 			}
+			if alpn := query.Get("alpn"); alpn != "" {
+				trojan["alpn"] = strings.Split(alpn, ",")
+			}
 
 			network := strings.ToLower(query.Get("type"))
 			if network != "" {
@@ -217,6 +262,9 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				if strings.HasSuffix(tls, "tls") {
 					vmess["tls"] = true
 				}
+				if alpn, ok := values["alpn"].(string); ok {
+					vmess["alpn"] = strings.Split(alpn, ",")
+				}
 			}
 
 			switch network {
@@ -332,6 +380,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				}
 			}
 			proxies = append(proxies, ss)
+
 		case "ssr":
 			dcBuf, err := encRaw.DecodeString(body)
 			if err != nil {

common/convert/v.go

@@ -24,8 +24,6 @@ func handleVShareLink(names map[string]int, url *url.URL, scheme string, proxy m
 	proxy["port"] = url.Port()
 	proxy["uuid"] = url.User.Username()
 	proxy["udp"] = true
-	proxy["skip-cert-verify"] = false
-	proxy["tls"] = false
 	tls := strings.ToLower(query.Get("security"))
 	if strings.HasSuffix(tls, "tls") || tls == "reality" {
 		proxy["tls"] = true
@@ -34,6 +32,9 @@ func handleVShareLink(names map[string]int, url *url.URL, scheme string, proxy m
 		} else {
 			proxy["client-fingerprint"] = fingerprint
 		}
+		if alpn := query.Get("alpn"); alpn != "" {
+			proxy["alpn"] = strings.Split(alpn, ",")
+		}
 	}
 	if sni := query.Get("sni"); sni != "" {
 		proxy["servername"] = sni

common/net/tls.go

@@ -11,7 +11,7 @@ import (
 )
 
 func ParseCert(certificate, privateKey string) (tls.Certificate, error) {
-	if certificate == "" || privateKey == "" {
+	if certificate == "" && privateKey == "" {
 		return newRandomTLSKeyPair()
 	}
 	cert, painTextErr := tls.X509KeyPair([]byte(certificate), []byte(privateKey))

common/picker/picker.go

@@ -47,6 +47,7 @@ func (p *Picker[T]) Wait() T {
 	p.wg.Wait()
 	if p.cancel != nil {
 		p.cancel()
+		p.cancel = nil
 	}
 	return p.result
 }
@@ -69,6 +70,7 @@ func (p *Picker[T]) Go(f func() (T, error)) {
 				p.result = ret
 				if p.cancel != nil {
 					p.cancel()
+					p.cancel = nil
 				}
 			})
 		} else {
@@ -78,3 +80,13 @@ func (p *Picker[T]) Go(f func() (T, error)) {
 		}
 	}()
 }
+
+// Close cancels the picker context and releases resources associated with it.
+// If Wait has been called, then there is no need to call Close.
+func (p *Picker[T]) Close() error {
+	if p.cancel != nil {
+		p.cancel()
+		p.cancel = nil
+	}
+	return nil
+}

common/picker/picker_test.go

@@ -5,6 +5,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/samber/lo"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -15,7 +16,7 @@ func sleepAndSend[T any](ctx context.Context, delay int, input T) func() (T, err
 		case <-timer.C:
 			return input, nil
 		case <-ctx.Done():
-			return getZero[T](), ctx.Err()
+			return lo.Empty[T](), ctx.Err()
 		}
 	}
 }
@@ -35,11 +36,6 @@ func TestPicker_Timeout(t *testing.T) {
 	picker.Go(sleepAndSend(ctx, 20, 1))
 
 	number := picker.Wait()
-	assert.Equal(t, number, getZero[int]())
+	assert.Equal(t, number, lo.Empty[int]())
 	assert.NotNil(t, picker.Error())
 }
-
-func getZero[T any]() T {
-	var result T
-	return result
-}

common/pool/alloc.go

@@ -32,23 +32,32 @@ func NewAllocator() *Allocator {
 
 // Get a []byte from pool with most appropriate cap
 func (alloc *Allocator) Get(size int) []byte {
-	if size <= 0 || size > 65536 {
+	switch {
+	case size < 0:
+		panic("alloc.Get: len out of range")
+	case size == 0:
 		return nil
-	}
+	case size > 65536:
+		return make([]byte, size)
+	default:
+		bits := msb(size)
+		if size == 1<<bits {
+			return alloc.buffers[bits].Get().([]byte)[:size]
+		}
 
-	bits := msb(size)
+		return alloc.buffers[bits+1].Get().([]byte)[:size]
-	if size == 1<<bits {
-		return alloc.buffers[bits].Get().([]byte)[:size]
 	}
-
-	return alloc.buffers[bits+1].Get().([]byte)[:size]
 }
 
 // Put returns a []byte to pool for future use,
 // which the cap must be exactly 2^n
 func (alloc *Allocator) Put(buf []byte) error {
+	if cap(buf) == 0 || cap(buf) > 65536 {
+		return nil
+	}
+	
 	bits := msb(cap(buf))
-	if cap(buf) == 0 || cap(buf) > 65536 || cap(buf) != 1<<bits {
+	if cap(buf) != 1<<bits {
 		return errors.New("allocator Put() incorrect buffer size")
 	}
 

common/pool/alloc_test.go

@@ -19,17 +19,17 @@ func TestAllocGet(t *testing.T) {
 	assert.Equal(t, 1024, cap(alloc.Get(1023)))
 	assert.Equal(t, 1024, len(alloc.Get(1024)))
 	assert.Equal(t, 65536, len(alloc.Get(65536)))
-	assert.Nil(t, alloc.Get(65537))
+	assert.Equal(t, 65537, len(alloc.Get(65537)))
 }
 
 func TestAllocPut(t *testing.T) {
 	alloc := NewAllocator()
-	assert.NotNil(t, alloc.Put(nil), "put nil misbehavior")
+	assert.Nil(t, alloc.Put(nil), "put nil misbehavior")
 	assert.NotNil(t, alloc.Put(make([]byte, 3)), "put elem:3 []bytes misbehavior")
 	assert.Nil(t, alloc.Put(make([]byte, 4)), "put elem:4 []bytes misbehavior")
 	assert.Nil(t, alloc.Put(make([]byte, 1023, 1024)), "put elem:1024 []bytes misbehavior")
 	assert.Nil(t, alloc.Put(make([]byte, 65536)), "put elem:65536 []bytes misbehavior")
-	assert.NotNil(t, alloc.Put(make([]byte, 65537)), "put elem:65537 []bytes misbehavior")
+	assert.Nil(t, alloc.Put(make([]byte, 65537)), "put elem:65537 []bytes misbehavior")
 }
 
 func TestAllocPutThenGet(t *testing.T) {

common/queue/queue.go

@@ -2,6 +2,8 @@ package queue
 
 import (
 	"sync"
+
+	"github.com/samber/lo"
 )
 
 // Queue is a simple concurrent safe queue
@@ -24,7 +26,7 @@ func (q *Queue[T]) Put(items ...T) {
 // Pop returns the head of items.
 func (q *Queue[T]) Pop() T {
 	if len(q.items) == 0 {
-		return GetZero[T]()
+		return lo.Empty[T]()
 	}
 
 	q.lock.Lock()
@@ -37,7 +39,7 @@ func (q *Queue[T]) Pop() T {
 // Last returns the last of item.
 func (q *Queue[T]) Last() T {
 	if len(q.items) == 0 {
-		return GetZero[T]()
+		return lo.Empty[T]()
 	}
 
 	q.lock.RLock()
@@ -69,8 +71,3 @@ func New[T any](hint int64) *Queue[T] {
 		items: make([]T, 0, hint),
 	}
 }
-
-func GetZero[T any]() T {
-	var result T
-	return result
-}

common/structure/structure.go

@@ -96,6 +96,11 @@ func (d *Decoder) decode(name string, data any, val reflect.Value) error {
 		return d.decodeFloat(name, data, val)
 	}
 	switch kind {
+	case reflect.Pointer:
+		if val.IsNil() {
+			val.Set(reflect.New(val.Type().Elem()))
+		}
+		return d.decode(name, data, val.Elem())
 	case reflect.String:
 		return d.decodeString(name, data, val)
 	case reflect.Bool:
@@ -282,6 +287,9 @@ func (d *Decoder) decodeSlice(name string, data any, val reflect.Value) error {
 	}
 
 	valSlice := val
+	// make a new slice with cap(val)==cap(dataVal)
+	// the caller can determine whether the original configuration contains this item by judging whether the value is nil.
+	valSlice = reflect.MakeSlice(valType, 0, dataVal.Len())
 	for i := 0; i < dataVal.Len(); i++ {
 		currentData := dataVal.Index(i).Interface()
 		for valSlice.Len() <= i {

common/utils/global_id.go

@@ -0,0 +1,17 @@
+package utils
+
+import (
+	"hash/maphash"
+	"unsafe"
+)
+
+var globalSeed = maphash.MakeSeed()
+
+func GlobalID(material string) (id [8]byte) {
+	*(*uint64)(unsafe.Pointer(&id[0])) = maphash.String(globalSeed, material)
+	return
+}
+
+func MapHash(material string) uint64 {
+	return maphash.String(globalSeed, material)
+}

common/utils/range.go

@@ -9,36 +9,36 @@ type Range[T constraints.Ordered] struct {
 	end   T
 }
 
-func NewRange[T constraints.Ordered](start, end T) *Range[T] {
+func NewRange[T constraints.Ordered](start, end T) Range[T] {
 	if start > end {
-		return &Range[T]{
+		return Range[T]{
 			start: end,
 			end:   start,
 		}
 	}
 
-	return &Range[T]{
+	return Range[T]{
 		start: start,
 		end:   end,
 	}
 }
 
-func (r *Range[T]) Contains(t T) bool {
+func (r Range[T]) Contains(t T) bool {
 	return t >= r.start && t <= r.end
 }
 
-func (r *Range[T]) LeftContains(t T) bool {
+func (r Range[T]) LeftContains(t T) bool {
 	return t >= r.start && t < r.end
 }
 
-func (r *Range[T]) RightContains(t T) bool {
+func (r Range[T]) RightContains(t T) bool {
 	return t > r.start && t <= r.end
 }
 
-func (r *Range[T]) Start() T {
+func (r Range[T]) Start() T {
 	return r.start
 }
 
-func (r *Range[T]) End() T {
+func (r Range[T]) End() T {
 	return r.end
 }

common/utils/ranges.go

@@ -0,0 +1,77 @@
+package utils
+
+import (
+	"errors"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"golang.org/x/exp/constraints"
+)
+
+type IntRanges[T constraints.Integer] []Range[T]
+
+var errIntRanges = errors.New("intRanges error")
+
+func NewIntRanges[T constraints.Integer](expected string) (IntRanges[T], error) {
+	// example: 200 or 200/302 or 200-400 or 200/204/401-429/501-503
+	expected = strings.TrimSpace(expected)
+	if len(expected) == 0 || expected == "*" {
+		return nil, nil
+	}
+
+	list := strings.Split(expected, "/")
+	if len(list) > 28 {
+		return nil, fmt.Errorf("%w, too many ranges to use, maximum support 28 ranges", errIntRanges)
+	}
+
+	return NewIntRangesFromList[T](list)
+}
+
+func NewIntRangesFromList[T constraints.Integer](list []string) (IntRanges[T], error) {
+	var ranges IntRanges[T]
+	for _, s := range list {
+		if s == "" {
+			continue
+		}
+
+		status := strings.Split(s, "-")
+		statusLen := len(status)
+		if statusLen > 2 {
+			return nil, errIntRanges
+		}
+
+		start, err := strconv.ParseInt(strings.Trim(status[0], "[ ]"), 10, 64)
+		if err != nil {
+			return nil, errIntRanges
+		}
+
+		switch statusLen {
+		case 1:
+			ranges = append(ranges, NewRange(T(start), T(start)))
+		case 2:
+			end, err := strconv.ParseUint(strings.Trim(status[1], "[ ]"), 10, 64)
+			if err != nil {
+				return nil, errIntRanges
+			}
+
+			ranges = append(ranges, NewRange(T(start), T(end)))
+		}
+	}
+
+	return ranges, nil
+}
+
+func (ranges IntRanges[T]) Check(status T) bool {
+	if len(ranges) == 0 {
+		return true
+	}
+
+	for _, segment := range ranges {
+		if segment.Contains(status) {
+			return true
+		}
+	}
+
+	return false
+}

common/utils/string_unsafe.go

@@ -0,0 +1,21 @@
+package utils
+
+import "unsafe"
+
+// ImmutableBytesFromString is equivalent to []byte(s), except that it uses the
+// same memory backing s instead of making a heap-allocated copy. This is only
+// valid if the returned slice is never mutated.
+func ImmutableBytesFromString(s string) []byte {
+	b := unsafe.StringData(s)
+	return unsafe.Slice(b, len(s))
+}
+
+// StringFromImmutableBytes is equivalent to string(bs), except that it uses
+// the same memory backing bs instead of making a heap-allocated copy. This is
+// only valid if bs is never mutated after StringFromImmutableBytes returns.
+func StringFromImmutableBytes(bs []byte) string {
+	if len(bs) == 0 {
+		return ""
+	}
+	return unsafe.String(&bs[0], len(bs))
+}

component/dialer/bind.go

@@ -0,0 +1,51 @@
+package dialer
+
+import (
+	"net"
+	"net/netip"
+	"strings"
+
+	"github.com/Dreamacro/clash/component/iface"
+)
+
+func LookupLocalAddrFromIfaceName(ifaceName string, network string, destination netip.Addr, port int) (net.Addr, error) {
+	ifaceObj, err := iface.ResolveInterface(ifaceName)
+	if err != nil {
+		return nil, err
+	}
+
+	var addr *netip.Prefix
+	switch network {
+	case "udp4", "tcp4":
+		addr, err = ifaceObj.PickIPv4Addr(destination)
+	case "tcp6", "udp6":
+		addr, err = ifaceObj.PickIPv6Addr(destination)
+	default:
+		if destination.IsValid() {
+			if destination.Is4() || destination.Is4In6() {
+				addr, err = ifaceObj.PickIPv4Addr(destination)
+			} else {
+				addr, err = ifaceObj.PickIPv6Addr(destination)
+			}
+		} else {
+			addr, err = ifaceObj.PickIPv4Addr(destination)
+		}
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	if strings.HasPrefix(network, "tcp") {
+		return &net.TCPAddr{
+			IP:   addr.Addr().AsSlice(),
+			Port: port,
+		}, nil
+	} else if strings.HasPrefix(network, "udp") {
+		return &net.UDPAddr{
+			IP:   addr.Addr().AsSlice(),
+			Port: port,
+		}, nil
+	}
+
+	return nil, iface.ErrAddrNotFound
+}

component/dialer/bind_others.go

@@ -7,52 +7,8 @@ import (
 	"net/netip"
 	"strconv"
 	"strings"
-
-	"github.com/Dreamacro/clash/component/iface"
 )
 
-func lookupLocalAddr(ifaceName string, network string, destination netip.Addr, port int) (net.Addr, error) {
-	ifaceObj, err := iface.ResolveInterface(ifaceName)
-	if err != nil {
-		return nil, err
-	}
-
-	var addr *netip.Prefix
-	switch network {
-	case "udp4", "tcp4":
-		addr, err = ifaceObj.PickIPv4Addr(destination)
-	case "tcp6", "udp6":
-		addr, err = ifaceObj.PickIPv6Addr(destination)
-	default:
-		if destination.IsValid() {
-			if destination.Is4() {
-				addr, err = ifaceObj.PickIPv4Addr(destination)
-			} else {
-				addr, err = ifaceObj.PickIPv6Addr(destination)
-			}
-		} else {
-			addr, err = ifaceObj.PickIPv4Addr(destination)
-		}
-	}
-	if err != nil {
-		return nil, err
-	}
-
-	if strings.HasPrefix(network, "tcp") {
-		return &net.TCPAddr{
-			IP:   addr.Addr().AsSlice(),
-			Port: port,
-		}, nil
-	} else if strings.HasPrefix(network, "udp") {
-		return &net.UDPAddr{
-			IP:   addr.Addr().AsSlice(),
-			Port: port,
-		}, nil
-	}
-
-	return nil, iface.ErrAddrNotFound
-}
-
 func bindIfaceToDialer(ifaceName string, dialer *net.Dialer, network string, destination netip.Addr) error {
 	if !destination.IsGlobalUnicast() {
 		return nil
@@ -66,7 +22,7 @@ func bindIfaceToDialer(ifaceName string, dialer *net.Dialer, network string, des
 		}
 	}
 
-	addr, err := lookupLocalAddr(ifaceName, network, destination, int(local))
+	addr, err := LookupLocalAddrFromIfaceName(ifaceName, network, destination, int(local))
 	if err != nil {
 		return err
 	}
@@ -84,7 +40,7 @@ func bindIfaceToListenConfig(ifaceName string, _ *net.ListenConfig, network, add
 
 	local, _ := strconv.ParseUint(port, 10, 16)
 
-	addr, err := lookupLocalAddr(ifaceName, network, netip.Addr{}, int(local))
+	addr, err := LookupLocalAddrFromIfaceName(ifaceName, network, netip.Addr{}, int(local))
 	if err != nil {
 		return "", err
 	}

component/dialer/control.go

@@ -20,3 +20,20 @@ func addControlToListenConfig(lc *net.ListenConfig, fn controlFn) {
 		return fn(context.Background(), network, address, c)
 	}
 }
+
+func addControlToDialer(d *net.Dialer, fn controlFn) {
+	ld := *d
+	d.ControlContext = func(ctx context.Context, network, address string, c syscall.RawConn) (err error) {
+		switch {
+		case ld.ControlContext != nil:
+			if err = ld.ControlContext(ctx, network, address, c); err != nil {
+				return
+			}
+		case ld.Control != nil:
+			if err = ld.Control(network, address, c); err != nil {
+				return
+			}
+		}
+		return fn(ctx, network, address, c)
+	}
+}

component/dialer/control_go119.go

@@ -1,22 +0,0 @@
-//go:build !go1.20
-
-package dialer
-
-import (
-	"context"
-	"net"
-	"syscall"
-)
-
-func addControlToDialer(d *net.Dialer, fn controlFn) {
-	ld := *d
-	d.Control = func(network, address string, c syscall.RawConn) (err error) {
-		switch {
-		case ld.Control != nil:
-			if err = ld.Control(network, address, c); err != nil {
-				return
-			}
-		}
-		return fn(context.Background(), network, address, c)
-	}
-}

component/dialer/control_go120.go

@@ -1,26 +0,0 @@
-//go:build go1.20
-
-package dialer
-
-import (
-	"context"
-	"net"
-	"syscall"
-)
-
-func addControlToDialer(d *net.Dialer, fn controlFn) {
-	ld := *d
-	d.ControlContext = func(ctx context.Context, network, address string, c syscall.RawConn) (err error) {
-		switch {
-		case ld.ControlContext != nil:
-			if err = ld.ControlContext(ctx, network, address, c); err != nil {
-				return
-			}
-		case ld.Control != nil:
-			if err = ld.Control(network, address, c); err != nil {
-				return
-			}
-		}
-		return fn(ctx, network, address, c)
-	}
-}

component/dialer/dialer.go

@@ -2,6 +2,7 @@ package dialer
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"net"
 	"net/netip"
@@ -131,6 +132,9 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 	if opt.routingMark != 0 {
 		bindMarkToDialer(opt.routingMark, dialer, network, destination)
 	}
+	if opt.mpTcp {
+		setMultiPathTCP(dialer)
+	}
 	if opt.tfo {
 		return dialTFO(ctx, *dialer, network, address)
 	}
@@ -158,14 +162,22 @@ func concurrentDualStackDialContext(ctx context.Context, network string, ips []n
 
 func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
 	ipv4s, ipv6s := resolver.SortationAddr(ips)
-	preferIPVersion := opt.prefer
+	if len(ipv4s) == 0 && len(ipv6s) == 0 {
+		return nil, ErrorNoIpAddress
+	}
 
+	preferIPVersion := opt.prefer
 	fallbackTicker := time.NewTicker(fallbackTimeout)
 	defer fallbackTicker.Stop()
+
 	results := make(chan dialResult)
 	returned := make(chan struct{})
 	defer close(returned)
+
+	var wg sync.WaitGroup
+
 	racer := func(ips []netip.Addr, isPrimary bool) {
+		defer wg.Done()
 		result := dialResult{isPrimary: isPrimary}
 		defer func() {
 			select {
@@ -178,18 +190,36 @@ func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string,
 		}()
 		result.Conn, result.error = dialFn(ctx, network, ips, port, opt)
 	}
-	go racer(ipv4s, preferIPVersion != 6)
+
-	go racer(ipv6s, preferIPVersion != 4)
+	if len(ipv4s) != 0 {
+		wg.Add(1)
+		go racer(ipv4s, preferIPVersion != 6)
+	}
+
+	if len(ipv6s) != 0 {
+		wg.Add(1)
+		go racer(ipv6s, preferIPVersion != 4)
+	}
+
+	go func() {
+		wg.Wait()
+		close(results)
+	}()
+
 	var fallback dialResult
 	var errs []error
-	for i := 0; i < 2; {
+
+loop:
+	for {
 		select {
 		case <-fallbackTicker.C:
 			if fallback.error == nil && fallback.Conn != nil {
 				return fallback.Conn, nil
 			}
-		case res := <-results:
+		case res, ok := <-results:
-			i++
+			if !ok {
+				break loop
+			}
 			if res.error == nil {
 				if res.isPrimary {
 					return res.Conn, nil
@@ -204,10 +234,11 @@ func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string,
 			}
 		}
 	}
+
 	if fallback.error == nil && fallback.Conn != nil {
 		return fallback.Conn, nil
 	}
-	return nil, errorsJoin(errs...)
+	return nil, errors.Join(errs...)
 }
 
 func parallelDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
@@ -244,7 +275,7 @@ func parallelDialContext(ctx context.Context, network string, ips []netip.Addr,
 	}
 
 	if len(errs) > 0 {
-		return nil, errorsJoin(errs...)
+		return nil, errors.Join(errs...)
 	}
 	return nil, os.ErrDeadlineExceeded
 }
@@ -261,7 +292,7 @@ func serialDialContext(ctx context.Context, network string, ips []netip.Addr, po
 			errs = append(errs, err)
 		}
 	}
-	return nil, errorsJoin(errs...)
+	return nil, errors.Join(errs...)
 }
 
 type dialResult struct {

component/dialer/error.go

@@ -2,17 +2,9 @@ package dialer
 
 import (
 	"errors"
-
-	E "github.com/sagernet/sing/common/exceptions"
 )
 
 var (
 	ErrorNoIpAddress           = errors.New("no ip address")
 	ErrorInvalidedNetworkStack = errors.New("invalided network stack")
 )
-
-func errorsJoin(errs ...error) error {
-	// compatibility with golang<1.20
-	// maybe use errors.Join(errs...) is better after we drop the old version's support
-	return E.Errors(errs...)
-}

component/dialer/mptcp_go120.go

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

component/dialer/mptcp_go121.go

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

component/dialer/options.go

@@ -25,6 +25,7 @@ type option struct {
 	network       int
 	prefer        int
 	tfo           bool
+	mpTcp         bool
 	resolver      resolver.Resolver
 	netDialer     NetDialer
 }
@@ -83,6 +84,12 @@ func WithTFO(tfo bool) Option {
 	}
 }
 
+func WithMPTCP(mpTcp bool) Option {
+	return func(opt *option) {
+		opt.mpTcp = mpTcp
+	}
+}
+
 func WithNetDialer(netDialer NetDialer) Option {
 	return func(opt *option) {
 		opt.netDialer = netDialer

component/iface/iface.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"net"
 	"net/netip"
+	"strings"
 	"time"
 
 	"github.com/Dreamacro/clash/common/singledo"
@@ -37,12 +38,21 @@ func ResolveInterface(name string) (*Interface, error) {
 			if err != nil {
 				continue
 			}
+			// if not available device like Meta, dummy0, docker0, etc.
+			if (iface.Flags&net.FlagMulticast == 0) || (iface.Flags&net.FlagPointToPoint != 0) || (iface.Flags&net.FlagRunning == 0) {
+				continue
+			}
 
 			ipNets := make([]*netip.Prefix, 0, len(addrs))
 			for _, addr := range addrs {
 				ipNet := addr.(*net.IPNet)
 				ip, _ := netip.AddrFromSlice(ipNet.IP)
 
+				//unavailable IPv6 Address
+				if ip.Is6() && strings.HasPrefix(ip.String(), "fe80") {
+					continue
+				}
+
 				ones, bits := ipNet.Mask.Size()
 				if bits == 32 {
 					ip = ip.Unmap()

component/mmdb/mmdb.go

@@ -12,42 +12,68 @@ import (
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
 
-	"github.com/oschwald/geoip2-golang"
+	"github.com/oschwald/maxminddb-golang"
+)
+
+type databaseType = uint8
+
+const (
+	typeMaxmind databaseType = iota
+	typeSing
+	typeMetaV0
 )
 
 var (
-	mmdb *geoip2.Reader
+	reader Reader
-	once sync.Once
+	once   sync.Once
 )
 
 func LoadFromBytes(buffer []byte) {
 	once.Do(func() {
-		var err error
+		mmdb, err := maxminddb.FromBytes(buffer)
-		mmdb, err = geoip2.FromBytes(buffer)
 		if err != nil {
 			log.Fatalln("Can't load mmdb: %s", err.Error())
 		}
+		reader = Reader{Reader: mmdb}
+		switch mmdb.Metadata.DatabaseType {
+		case "sing-geoip":
+			reader.databaseType = typeSing
+		case "Meta-geoip0":
+			reader.databaseType = typeMetaV0
+		default:
+			reader.databaseType = typeMaxmind
+		}
 	})
 }
 
 func Verify() bool {
-	instance, err := geoip2.Open(C.Path.MMDB())
+	instance, err := maxminddb.Open(C.Path.MMDB())
 	if err == nil {
 		instance.Close()
 	}
 	return err == nil
 }
 
-func Instance() *geoip2.Reader {
+func Instance() Reader {
 	once.Do(func() {
-		var err error
+		mmdbPath := C.Path.MMDB()
-		mmdb, err = geoip2.Open(C.Path.MMDB())
+		log.Debugln("Load MMDB file: %s", mmdbPath)
+		mmdb, err := maxminddb.Open(mmdbPath)
 		if err != nil {
-			log.Fatalln("Can't load mmdb: %s", err.Error())
+			log.Fatalln("Can't load MMDB: %s", err.Error())
+		}
+		reader = Reader{Reader: mmdb}
+		switch mmdb.Metadata.DatabaseType {
+		case "sing-geoip":
+			reader.databaseType = typeSing
+		case "Meta-geoip0":
+			reader.databaseType = typeMetaV0
+		default:
+			reader.databaseType = typeMaxmind
 		}
 	})
 
-	return mmdb
+	return reader
 }
 
 func DownloadMMDB(path string) (err error) {

component/mmdb/reader.go

@@ -0,0 +1,56 @@
+package mmdb
+
+import (
+	"fmt"
+	"net"
+
+	"github.com/oschwald/maxminddb-golang"
+	"github.com/sagernet/sing/common"
+)
+
+type geoip2Country struct {
+	Country struct {
+		IsoCode string `maxminddb:"iso_code"`
+	} `maxminddb:"country"`
+}
+
+type Reader struct {
+	*maxminddb.Reader
+	databaseType
+}
+
+func (r Reader) LookupCode(ipAddress net.IP) []string {
+	switch r.databaseType {
+	case typeMaxmind:
+		var country geoip2Country
+		_ = r.Lookup(ipAddress, &country)
+		if country.Country.IsoCode == "" {
+			return []string{}
+		}
+		return []string{country.Country.IsoCode}
+
+	case typeSing:
+		var code string
+		_ = r.Lookup(ipAddress, &code)
+		if code == "" {
+			return []string{}
+		}
+		return []string{code}
+
+	case typeMetaV0:
+		var record any
+		_ = r.Lookup(ipAddress, &record)
+		switch record := record.(type) {
+		case string:
+			return []string{record}
+		case []any: // lookup returned type of slice is []any
+			return common.Map(record, func(it any) string {
+				return it.(string)
+			})
+		}
+		return []string{}
+
+	default:
+		panic(fmt.Sprint("unknown geoip database type:", r.databaseType))
+	}
+}

component/nat/proxy.go

@@ -0,0 +1,26 @@
+package nat
+
+import (
+	"net"
+
+	"github.com/Dreamacro/clash/common/atomic"
+	C "github.com/Dreamacro/clash/constant"
+)
+
+type writeBackProxy struct {
+	wb atomic.TypedValue[C.WriteBack]
+}
+
+func (w *writeBackProxy) WriteBack(b []byte, addr net.Addr) (n int, err error) {
+	return w.wb.Load().WriteBack(b, addr)
+}
+
+func (w *writeBackProxy) UpdateWriteBack(wb C.WriteBack) {
+	w.wb.Store(wb)
+}
+
+func NewWriteBackProxy(wb C.WriteBack) C.WriteBackProxy {
+	w := &writeBackProxy{}
+	w.UpdateWriteBack(wb)
+	return w
+}

component/nat/table.go

@@ -13,22 +13,24 @@ type Table struct {
 
 type Entry struct {
 	PacketConn      C.PacketConn
+	WriteBackProxy  C.WriteBackProxy
 	LocalUDPConnMap sync.Map
 }
 
-func (t *Table) Set(key string, e C.PacketConn) {
+func (t *Table) Set(key string, e C.PacketConn, w C.WriteBackProxy) {
 	t.mapping.Store(key, &Entry{
 		PacketConn:      e,
+		WriteBackProxy:  w,
 		LocalUDPConnMap: sync.Map{},
 	})
 }
 
-func (t *Table) Get(key string) C.PacketConn {
+func (t *Table) Get(key string) (C.PacketConn, C.WriteBackProxy) {
 	entry, exist := t.getEntry(key)
 	if !exist {
-		return nil
+		return nil, nil
 	}
-	return entry.PacketConn
+	return entry.PacketConn, entry.WriteBackProxy
 }
 
 func (t *Table) GetOrCreateLock(key string) (*sync.Cond, bool) {

component/process/process_windows.go

@@ -67,7 +67,7 @@ func findProcessName(network string, ip netip.Addr, srcPort int) (uint32, string
 		err := initWin32API()
 		if err != nil {
 			log.Errorln("Initialize PROCESS-NAME failed: %s", err.Error())
-			log.Warnln("All PROCESS-NAMES rules will be skiped")
+			log.Warnln("All PROCESS-NAMES rules will be skipped")
 			return
 		}
 	})

component/resource/fetcher.go

@@ -9,6 +9,8 @@ import (
 
 	types "github.com/Dreamacro/clash/constant/provider"
 	"github.com/Dreamacro/clash/log"
+
+	"github.com/samber/lo"
 )
 
 var (
@@ -65,7 +67,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 	}
 
 	if err != nil {
-		return getZero[V](), err
+		return lo.Empty[V](), err
 	}
 
 	var contents V
@@ -85,18 +87,18 @@ func (f *Fetcher[V]) Initial() (V, error) {
 
 	if err != nil {
 		if !isLocal {
-			return getZero[V](), err
+			return lo.Empty[V](), err
 		}
 
 		// parse local file error, fallback to remote
 		buf, err = f.vehicle.Read()
 		if err != nil {
-			return getZero[V](), err
+			return lo.Empty[V](), err
 		}
 
 		contents, err = f.parser(buf)
 		if err != nil {
-			return getZero[V](), err
+			return lo.Empty[V](), err
 		}
 
 		isLocal = false
@@ -104,7 +106,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 
 	if f.vehicle.Type() != types.File && !isLocal {
 		if err := safeWrite(f.vehicle.Path(), buf); err != nil {
-			return getZero[V](), err
+			return lo.Empty[V](), err
 		}
 	}
 
@@ -121,7 +123,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 func (f *Fetcher[V]) Update() (V, bool, error) {
 	buf, err := f.vehicle.Read()
 	if err != nil {
-		return getZero[V](), false, err
+		return lo.Empty[V](), false, err
 	}
 
 	now := time.Now()
@@ -129,17 +131,17 @@ func (f *Fetcher[V]) Update() (V, bool, error) {
 	if bytes.Equal(f.hash[:], hash[:]) {
 		f.UpdatedAt = &now
 		_ = os.Chtimes(f.vehicle.Path(), now, now)
-		return getZero[V](), true, nil
+		return lo.Empty[V](), true, nil
 	}
 
 	contents, err := f.parser(buf)
 	if err != nil {
-		return getZero[V](), false, err
+		return lo.Empty[V](), false, err
 	}
 
 	if f.vehicle.Type() != types.File {
 		if err := safeWrite(f.vehicle.Path(), buf); err != nil {
-			return getZero[V](), false, err
+			return lo.Empty[V](), false, err
 		}
 	}
 
@@ -210,8 +212,3 @@ func NewFetcher[V any](name string, interval time.Duration, vehicle types.Vehicl
 		interval: interval,
 	}
 }
-
-func getZero[V any]() V {
-	var result V
-	return result
-}

component/resource/vehicle.go

@@ -2,12 +2,14 @@ package resource
 
 import (
 	"context"
-	clashHttp "github.com/Dreamacro/clash/component/http"
+	"errors"
-	types "github.com/Dreamacro/clash/constant/provider"
 	"io"
 	"net/http"
 	"os"
 	"time"
+
+	clashHttp "github.com/Dreamacro/clash/component/http"
+	types "github.com/Dreamacro/clash/constant/provider"
 )
 
 type FileVehicle struct {
@@ -54,8 +56,10 @@ func (h *HTTPVehicle) Read() ([]byte, error) {
 	if err != nil {
 		return nil, err
 	}
-
 	defer resp.Body.Close()
+	if resp.StatusCode < 200 || resp.StatusCode > 299 {
+		return nil, errors.New(resp.Status)
+	}
 	buf, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err

component/sniffer/base_sniffer.go

@@ -10,11 +10,11 @@ import (
 
 type SnifferConfig struct {
 	OverrideDest bool
-	Ports        []utils.Range[uint16]
+	Ports        utils.IntRanges[uint16]
 }
 
 type BaseSniffer struct {
-	ports              []utils.Range[uint16]
+	ports              utils.IntRanges[uint16]
 	supportNetworkType constant.NetWork
 }
 
@@ -35,15 +35,10 @@ func (bs *BaseSniffer) SupportNetwork() constant.NetWork {
 
 // SupportPort implements sniffer.Sniffer
 func (bs *BaseSniffer) SupportPort(port uint16) bool {
-	for _, portRange := range bs.ports {
+	return bs.ports.Check(port)
-		if portRange.Contains(port) {
-			return true
-		}
-	}
-	return false
 }
 
-func NewBaseSniffer(ports []utils.Range[uint16], networkType constant.NetWork) *BaseSniffer {
+func NewBaseSniffer(ports utils.IntRanges[uint16], networkType constant.NetWork) *BaseSniffer {
 	return &BaseSniffer{
 		ports:              ports,
 		supportNetworkType: networkType,

component/sniffer/dispatcher.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"net"
 	"net/netip"
-	"strconv"
 	"sync"
 	"time"
 
@@ -26,29 +25,23 @@ var (
 var Dispatcher *SnifferDispatcher
 
 type SnifferDispatcher struct {
-	enable           bool
+	enable          bool
-	sniffers         map[sniffer.Sniffer]SnifferConfig
+	sniffers        map[sniffer.Sniffer]SnifferConfig
-	forceDomain      *trie.DomainSet
+	forceDomain     *trie.DomainSet
-	skipSNI          *trie.DomainSet
+	skipSNI         *trie.DomainSet
-	skipList         *cache.LruCache[string, uint8]
+	skipList        *cache.LruCache[string, uint8]
-	rwMux            sync.RWMutex
+	rwMux           sync.RWMutex
-	forceDnsMapping  bool
+	forceDnsMapping bool
-	parsePureIp      bool
+	parsePureIp     bool
 }
 
 func (sd *SnifferDispatcher) TCPSniff(conn *N.BufferedConn, metadata *C.Metadata) {
 	if (metadata.Host == "" && sd.parsePureIp) || sd.forceDomain.Has(metadata.Host) || (metadata.DNSMode == C.DNSMapping && sd.forceDnsMapping) {
-		port, err := strconv.ParseUint(metadata.DstPort, 10, 16)
-		if err != nil {
-			log.Debugln("[Sniffer] Dst port is error")
-			return
-		}
-
 		inWhitelist := false
 		overrideDest := false
 		for sniffer, config := range sd.sniffers {
 			if sniffer.SupportNetwork() == C.TCP || sniffer.SupportNetwork() == C.ALLNet {
-				inWhitelist = sniffer.SupportPort(uint16(port))
+				inWhitelist = sniffer.SupportPort(metadata.DstPort)
 				if inWhitelist {
 					overrideDest = config.OverrideDest
 					break
@@ -61,7 +54,7 @@ func (sd *SnifferDispatcher) TCPSniff(conn *N.BufferedConn, metadata *C.Metadata
 		}
 
 		sd.rwMux.RLock()
-		dst := fmt.Sprintf("%s:%s", metadata.DstIP, metadata.DstPort)
+		dst := fmt.Sprintf("%s:%d", metadata.DstIP, metadata.DstPort)
 		if count, ok := sd.skipList.Get(dst); ok && count > 5 {
 			log.Debugln("[Sniffer] Skip sniffing[%s] due to multiple failures", dst)
 			defer sd.rwMux.RUnlock()
@@ -71,7 +64,7 @@ func (sd *SnifferDispatcher) TCPSniff(conn *N.BufferedConn, metadata *C.Metadata
 
 		if host, err := sd.sniffDomain(conn, metadata); err != nil {
 			sd.cacheSniffFailed(metadata)
-			log.Debugln("[Sniffer] All sniffing sniff failed with from [%s:%s] to [%s:%s]", metadata.SrcIP, metadata.SrcPort, metadata.String(), metadata.DstPort)
+			log.Debugln("[Sniffer] All sniffing sniff failed with from [%s:%d] to [%s:%d]", metadata.SrcIP, metadata.SrcPort, metadata.String(), metadata.DstPort)
 			return
 		} else {
 			if sd.skipSNI.Has(host) {
@@ -149,7 +142,7 @@ func (sd *SnifferDispatcher) sniffDomain(conn *N.BufferedConn, metadata *C.Metad
 
 func (sd *SnifferDispatcher) cacheSniffFailed(metadata *C.Metadata) {
 	sd.rwMux.Lock()
-	dst := fmt.Sprintf("%s:%s", metadata.DstIP, metadata.DstPort)
+	dst := fmt.Sprintf("%s:%d", metadata.DstIP, metadata.DstPort)
 	count, _ := sd.skipList.Get(dst)
 	if count <= 5 {
 		count++

component/sniffer/http_sniffer.go

@@ -34,11 +34,9 @@ type HTTPSniffer struct {
 var _ sniffer.Sniffer = (*HTTPSniffer)(nil)
 
 func NewHTTPSniffer(snifferConfig SnifferConfig) (*HTTPSniffer, error) {
-	ports := make([]utils.Range[uint16], 0)
+	ports := snifferConfig.Ports
-	if len(snifferConfig.Ports) == 0 {
+	if len(ports) == 0 {
-		ports = append(ports, *utils.NewRange[uint16](80, 80))
+		ports = utils.IntRanges[uint16]{utils.NewRange[uint16](80, 80)}
-	} else {
-		ports = append(ports, snifferConfig.Ports...)
 	}
 	return &HTTPSniffer{
 		BaseSniffer: NewBaseSniffer(ports, C.TCP),

component/sniffer/tls_sniffer.go

@@ -22,11 +22,9 @@ type TLSSniffer struct {
 }
 
 func NewTLSSniffer(snifferConfig SnifferConfig) (*TLSSniffer, error) {
-	ports := make([]utils.Range[uint16], 0)
+	ports := snifferConfig.Ports
-	if len(snifferConfig.Ports) == 0 {
+	if len(ports) == 0 {
-		ports = append(ports, *utils.NewRange[uint16](443, 443))
+		ports = utils.IntRanges[uint16]{utils.NewRange[uint16](443, 443)}
-	} else {
-		ports = append(ports, snifferConfig.Ports...)
 	}
 	return &TLSSniffer{
 		BaseSniffer: NewBaseSniffer(ports, C.TCP),

component/tls/config.go

@@ -10,14 +10,12 @@ import (
 	"fmt"
 	"strings"
 	"sync"
-
-	xtls "github.com/xtls/go"
 )
 
 var trustCerts []*x509.Certificate
 var certPool *x509.CertPool
 var mutex sync.RWMutex
-var errNotMacth error = errors.New("certificate fingerprints do not match")
+var errNotMatch = errors.New("certificate fingerprints do not match")
 
 func AddCertificate(certificate string) error {
 	mutex.Lock()
@@ -79,7 +77,7 @@ func verifyFingerprint(fingerprint *[32]byte) func(rawCerts [][]byte, verifiedCh
 				}
 			}
 		}
-		return errNotMacth
+		return errNotMatch
 	}
 }
 
@@ -122,27 +120,3 @@ func GetGlobalTLSConfig(tlsConfig *tls.Config) *tls.Config {
 	tlsConfig.RootCAs = certPool
 	return tlsConfig
 }
-
-// GetSpecifiedFingerprintXTLSConfig specified fingerprint
-func GetSpecifiedFingerprintXTLSConfig(tlsConfig *xtls.Config, fingerprint string) (*xtls.Config, error) {
-	if fingerprintBytes, err := convertFingerprint(fingerprint); err != nil {
-		return nil, err
-	} else {
-		tlsConfig = GetGlobalXTLSConfig(tlsConfig)
-		tlsConfig.VerifyPeerCertificate = verifyFingerprint(fingerprintBytes)
-		tlsConfig.InsecureSkipVerify = true
-		return tlsConfig, nil
-	}
-}
-
-func GetGlobalXTLSConfig(tlsConfig *xtls.Config) *xtls.Config {
-	certPool := getCertPool()
-	if tlsConfig == nil {
-		return &xtls.Config{
-			RootCAs: certPool,
-		}
-	}
-
-	tlsConfig.RootCAs = certPool
-	return tlsConfig
-}

component/tls/reality.go

@@ -22,9 +22,11 @@ import (
 
 	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/log"
+	"github.com/Dreamacro/clash/ntp"
 
 	utls "github.com/sagernet/utls"
 	"github.com/zhangyunhao116/fastrand"
+	"golang.org/x/crypto/chacha20poly1305"
 	"golang.org/x/crypto/curve25519"
 	"golang.org/x/crypto/hkdf"
 	"golang.org/x/net/http2"
@@ -37,6 +39,9 @@ type RealityConfig struct {
 	ShortID   [RealityMaxShortIDLen]byte
 }
 
+//go:linkname aesgcmPreferred crypto/tls.aesgcmPreferred
+func aesgcmPreferred(ciphers []uint16) bool
+
 func GetRealityConn(ctx context.Context, conn net.Conn, ClientFingerprint string, tlsConfig *tls.Config, realityConfig *RealityConfig) (net.Conn, error) {
 	if fingerprint, exists := GetFingerprint(ClientFingerprint); exists {
 		verifier := &realityVerifier{
@@ -61,17 +66,17 @@ func GetRealityConn(ctx context.Context, conn net.Conn, ClientFingerprint string
 		}
 
 		hello := uConn.HandshakeState.Hello
-		for i := range hello.SessionId { // https://github.com/golang/go/issues/5373
+		rawSessionID := hello.Raw[39 : 39+32] // the location of session ID
-			hello.SessionId[i] = 0
+		for i := range rawSessionID {         // https://github.com/golang/go/issues/5373
+			rawSessionID[i] = 0
 		}
-		copy(hello.Raw[39:], hello.SessionId)
 
-		binary.BigEndian.PutUint64(hello.SessionId, uint64(time.Now().Unix()))
+		binary.BigEndian.PutUint64(hello.SessionId, uint64(ntp.Now().Unix()))
 
+		copy(hello.SessionId[8:], realityConfig.ShortID[:])
 		hello.SessionId[0] = 1
 		hello.SessionId[1] = 8
-		hello.SessionId[2] = 0
+		hello.SessionId[2] = 2
-		copy(hello.SessionId[8:], realityConfig.ShortID[:])
 
 		//log.Debugln("REALITY hello.sessionId[:16]: %v", hello.SessionId[:16])
 
@@ -84,9 +89,14 @@ func GetRealityConn(ctx context.Context, conn net.Conn, ClientFingerprint string
 		if err != nil {
 			return nil, err
 		}
-		aesBlock, _ := aes.NewCipher(authKey)
+		var aeadCipher cipher.AEAD
-		aesGcmCipher, _ := cipher.NewGCM(aesBlock)
+		if aesgcmPreferred(hello.CipherSuites) {
-		aesGcmCipher.Seal(hello.SessionId[:0], hello.Random[20:], hello.SessionId[:16], hello.Raw)
+			aesBlock, _ := aes.NewCipher(authKey)
+			aeadCipher, _ = cipher.NewGCM(aesBlock)
+		} else {
+			aeadCipher, _ = chacha20poly1305.New(authKey)
+		}
+		aeadCipher.Seal(hello.SessionId[:0], hello.Random[20:], hello.SessionId[:16], hello.Raw)
 		copy(hello.Raw[39:], hello.SessionId)
 		//log.Debugln("REALITY hello.sessionId: %v", hello.SessionId)
 		//log.Debugln("REALITY uConn.AuthKey: %v", authKey)
@@ -96,7 +106,7 @@ func GetRealityConn(ctx context.Context, conn net.Conn, ClientFingerprint string
 			return nil, err
 		}
 
-		log.Debugln("REALITY Authentication: %v", verifier.verified)
+		log.Debugln("REALITY Authentication: %v, AEAD: %T", verifier.verified, aeadCipher)
 
 		if !verifier.verified {
 			go realityClientFallback(uConn, uConfig.ServerName, clientID)
@@ -137,7 +147,7 @@ type realityVerifier struct {
 	verified   bool
 }
 
-var pOffset = utils.MustOK(reflect.TypeOf((*utls.UConn)(nil)).Elem().FieldByName("peerCertificates")).Offset
+var pOffset = utils.MustOK(reflect.TypeOf((*utls.Conn)(nil)).Elem().FieldByName("peerCertificates")).Offset
 
 func (c *realityVerifier) VerifyPeerCertificate(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
 	//p, _ := reflect.TypeOf(c.Conn).Elem().FieldByName("peerCertificates")

component/trie/domain_set.go

@@ -23,6 +23,8 @@ type DomainSet struct {
 	ranks, selects      []int32
 }
 
+type qElt struct{ s, e, col int }
+
 // NewDomainSet creates a new *DomainSet struct, from a DomainTrie.
 func (t *DomainTrie[T]) NewDomainSet() *DomainSet {
 	reserveDomains := make([]string, 0)
@@ -39,7 +41,6 @@ func (t *DomainTrie[T]) NewDomainSet() *DomainSet {
 	ss := &DomainSet{}
 	lIdx := 0
 
-	type qElt struct{ s, e, col int }
 	queue := []qElt{{0, len(keys), 0}}
 	for i := 0; i < len(queue); i++ {
 		elt := queue[i]

component/trie/ipcidr_trie.go

@@ -1,8 +1,9 @@
 package trie
 
 import (
-	"github.com/Dreamacro/clash/log"
 	"net"
+
+	"github.com/Dreamacro/clash/log"
 )
 
 type IPV6 bool
@@ -47,11 +48,10 @@ func (trie *IpCidrTrie) AddIpCidrForString(ipCidr string) error {
 }
 
 func (trie *IpCidrTrie) IsContain(ip net.IP) bool {
-	ip, isIpv4 := checkAndConverterIp(ip)
 	if ip == nil {
 		return false
 	}
-
+	isIpv4 := len(ip) == net.IPv4len
 	var groupValues []uint32
 	var ipCidrNode *IpCidrNode
 
@@ -71,7 +71,13 @@ func (trie *IpCidrTrie) IsContain(ip net.IP) bool {
 }
 
 func (trie *IpCidrTrie) IsContainForString(ipString string) bool {
-	return trie.IsContain(net.ParseIP(ipString))
+	ip := net.ParseIP(ipString)
+	// deal with 4in6
+	actualIp := ip.To4()
+	if actualIp == nil {
+		actualIp = ip
+	}
+	return trie.IsContain(actualIp)
 }
 
 func ipCidrToSubIpCidr(ipNet *net.IPNet) ([]net.IP, int, bool, error) {
@@ -82,9 +88,8 @@ func ipCidrToSubIpCidr(ipNet *net.IPNet) ([]net.IP, int, bool, error) {
 		isIpv4      bool
 		err         error
 	)
-
+	isIpv4 = len(ipNet.IP) == net.IPv4len
-	ip, isIpv4 := checkAndConverterIp(ipNet.IP)
+	ipList, newMaskSize, err = subIpCidr(ipNet.IP, maskSize, isIpv4)
-	ipList, newMaskSize, err = subIpCidr(ip, maskSize, isIpv4)
 
 	return ipList, newMaskSize, isIpv4, err
 }
@@ -238,18 +243,3 @@ func search(root *IpCidrNode, groupValues []uint32) *IpCidrNode {
 
 	return nil
 }
-
-// return net.IP To4 or To16 and is ipv4
-func checkAndConverterIp(ip net.IP) (net.IP, bool) {
-	ipResult := ip.To4()
-	if ipResult == nil {
-		ipResult = ip.To16()
-		if ipResult == nil {
-			return nil, false
-		}
-
-		return ipResult, false
-	}
-
-	return ipResult, true
-}

component/trie/trie_test.go

@@ -3,8 +3,9 @@ package trie
 import (
 	"net"
 	"testing"
+
+	"github.com/stretchr/testify/assert"
 )
-import "github.com/stretchr/testify/assert"
 
 func TestIpv4AddSuccess(t *testing.T) {
 	trie := NewIpCidrTrie()
@@ -96,5 +97,11 @@ func TestIpv6Search(t *testing.T) {
 	assert.Equal(t, true, trie.IsContainForString("2001:67c:4e8:9666::1213"))
 
 	assert.Equal(t, false, trie.IsContain(net.ParseIP("22233:22")))
-
+}
+
+func TestIpv4InIpv6(t *testing.T) {
+	trie := NewIpCidrTrie()
+
+	// Boundary testing
+	assert.NoError(t, trie.AddIpCidrForString("::ffff:198.18.5.138/128"))
 }

config/config.go

@@ -9,7 +9,6 @@ import (
 	"net/url"
 	"os"
 	"regexp"
-	"strconv"
 	"strings"
 	"time"
 
@@ -52,6 +51,7 @@ type General struct {
 	IPv6                    bool              `json:"ipv6"`
 	Interface               string            `json:"interface-name"`
 	RoutingMark             int               `json:"-"`
+	GeoXUrl                 GeoXUrl           `json:"geox-url"`
 	GeodataMode             bool              `json:"geodata-mode"`
 	GeodataLoader           string            `json:"geodata-loader"`
 	TCPConcurrent           bool              `json:"tcp-concurrent"`
@@ -76,6 +76,7 @@ type Inbound struct {
 	AllowLan          bool          `json:"allow-lan"`
 	BindAddress       string        `json:"bind-address"`
 	InboundTfo        bool          `json:"inbound-tfo"`
+	InboundMPTCP      bool          `json:"inbound-mptcp"`
 }
 
 // Controller config
@@ -86,6 +87,14 @@ type Controller struct {
 	Secret                string `json:"-"`
 }
 
+// NTP config
+type NTP struct {
+	Enable   bool   `yaml:"enable"`
+	Server   string `yaml:"server"`
+	Port     int    `yaml:"port"`
+	Interval int    `yaml:"interval"`
+}
+
 // DNS config
 type DNS struct {
 	Enable                bool             `yaml:"enable"`
@@ -150,6 +159,7 @@ type Experimental struct {
 type Config struct {
 	General       *General
 	IPTables      *IPTables
+	NTP           *NTP
 	DNS           *DNS
 	Experimental  *Experimental
 	Hosts         *trie.DomainTrie[resolver.HostValue]
@@ -166,6 +176,13 @@ type Config struct {
 	TLS           *TLS
 }
 
+type RawNTP struct {
+	Enable     bool   `yaml:"enable"`
+	Server     string `yaml:"server"`
+	ServerPort int    `yaml:"server-port"`
+	Interval   int    `yaml:"interval"`
+}
+
 type RawDNS struct {
 	Enable                bool              `yaml:"enable"`
 	PreferH3              bool              `yaml:"prefer-h3"`
@@ -220,16 +237,18 @@ type RawTun struct {
 }
 
 type RawTuicServer struct {
-	Enable                bool     `yaml:"enable" json:"enable"`
+	Enable                bool              `yaml:"enable" json:"enable"`
-	Listen                string   `yaml:"listen" json:"listen"`
+	Listen                string            `yaml:"listen" json:"listen"`
-	Token                 []string `yaml:"token" json:"token"`
+	Token                 []string          `yaml:"token" json:"token"`
-	Certificate           string   `yaml:"certificate" json:"certificate"`
+	Users                 map[string]string `yaml:"users" json:"users,omitempty"`
-	PrivateKey            string   `yaml:"private-key" json:"private-key"`
+	Certificate           string            `yaml:"certificate" json:"certificate"`
-	CongestionController  string   `yaml:"congestion-controller" json:"congestion-controller,omitempty"`
+	PrivateKey            string            `yaml:"private-key" json:"private-key"`
-	MaxIdleTime           int      `yaml:"max-idle-time" json:"max-idle-time,omitempty"`
+	CongestionController  string            `yaml:"congestion-controller" json:"congestion-controller,omitempty"`
-	AuthenticationTimeout int      `yaml:"authentication-timeout" json:"authentication-timeout,omitempty"`
+	MaxIdleTime           int               `yaml:"max-idle-time" json:"max-idle-time,omitempty"`
-	ALPN                  []string `yaml:"alpn" json:"alpn,omitempty"`
+	AuthenticationTimeout int               `yaml:"authentication-timeout" json:"authentication-timeout,omitempty"`
-	MaxUdpRelayPacketSize int      `yaml:"max-udp-relay-packet-size" json:"max-udp-relay-packet-size,omitempty"`
+	ALPN                  []string          `yaml:"alpn" json:"alpn,omitempty"`
+	MaxUdpRelayPacketSize int               `yaml:"max-udp-relay-packet-size" json:"max-udp-relay-packet-size,omitempty"`
+	CWND                  int               `yaml:"cwnd" json:"cwnd,omitempty"`
 }
 
 type RawConfig struct {
@@ -241,6 +260,7 @@ type RawConfig struct {
 	ShadowSocksConfig       string            `yaml:"ss-config"`
 	VmessConfig             string            `yaml:"vmess-config"`
 	InboundTfo              bool              `yaml:"inbound-tfo"`
+	InboundMPTCP            bool              `yaml:"inbound-mptcp"`
 	Authentication          []string          `yaml:"authentication"`
 	AllowLan                bool              `yaml:"allow-lan"`
 	BindAddress             string            `yaml:"bind-address"`
@@ -265,6 +285,7 @@ type RawConfig struct {
 	ProxyProvider map[string]map[string]any `yaml:"proxy-providers"`
 	RuleProvider  map[string]map[string]any `yaml:"rule-providers"`
 	Hosts         map[string]any            `yaml:"hosts"`
+	NTP           RawNTP                    `yaml:"ntp"`
 	DNS           RawDNS                    `yaml:"dns"`
 	Tun           RawTun                    `yaml:"tun"`
 	TuicServer    RawTuicServer             `yaml:"tuic-server"`
@@ -272,7 +293,7 @@ type RawConfig struct {
 	IPTables      IPTables                  `yaml:"iptables"`
 	Experimental  Experimental              `yaml:"experimental"`
 	Profile       Profile                   `yaml:"profile"`
-	GeoXUrl       RawGeoXUrl                `yaml:"geox-url"`
+	GeoXUrl       GeoXUrl                   `yaml:"geox-url"`
 	Proxy         []map[string]any          `yaml:"proxies"`
 	ProxyGroup    []map[string]any          `yaml:"proxy-groups"`
 	Rule          []string                  `yaml:"rules"`
@@ -281,7 +302,7 @@ type RawConfig struct {
 	Listeners     []map[string]any          `yaml:"listeners"`
 }
 
-type RawGeoXUrl struct {
+type GeoXUrl struct {
 	GeoIp   string `yaml:"geoip" json:"geoip"`
 	Mmdb    string `yaml:"mmdb" json:"mmdb"`
 	GeoSite string `yaml:"geosite" json:"geosite"`
@@ -356,6 +377,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		TuicServer: RawTuicServer{
 			Enable:                false,
 			Token:                 nil,
+			Users:                 nil,
 			Certificate:           "",
 			PrivateKey:            "",
 			Listen:                "",
@@ -416,10 +438,10 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		Profile: Profile{
 			StoreSelected: true,
 		},
-		GeoXUrl: RawGeoXUrl{
+		GeoXUrl: GeoXUrl{
-			Mmdb:    "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/country.mmdb",
+			Mmdb:    "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.metadb",
-			GeoIp:   "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.dat",
+			GeoIp:   "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.dat",
-			GeoSite: "https://testingcf.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geosite.dat",
+			GeoSite: "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geosite.dat",
 		},
 	}
 
@@ -446,7 +468,7 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	config.General = general
 
 	if len(config.General.GlobalClientFingerprint) != 0 {
-		log.Debugln("GlobalClientFingerprint:%s", config.General.GlobalClientFingerprint)
+		log.Debugln("GlobalClientFingerprint: %s", config.General.GlobalClientFingerprint)
 		tlsC.SetGlobalUtlsClient(config.General.GlobalClientFingerprint)
 	}
 
@@ -488,6 +510,9 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	}
 	config.Hosts = hosts
 
+	ntpCfg := paresNTP(rawCfg)
+	config.NTP = ntpCfg
+
 	dnsCfg, err := parseDNS(rawCfg, hosts, rules, ruleProviders)
 	if err != nil {
 		return nil, err
@@ -530,6 +555,10 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 func parseGeneral(cfg *RawConfig) (*General, error) {
 	externalUI := cfg.ExternalUI
 	geodata.SetLoader(cfg.GeodataLoader)
+	C.GeoIpUrl = cfg.GeoXUrl.GeoIp
+	C.GeoSiteUrl = cfg.GeoXUrl.GeoSite
+	C.MmdbUrl = cfg.GeoXUrl.Mmdb
+	C.GeodataMode = cfg.GeodataMode
 	// checkout externalUI exist
 	if externalUI != "" {
 		externalUI = C.Path.Resolve(externalUI)
@@ -550,6 +579,7 @@ func parseGeneral(cfg *RawConfig) (*General, error) {
 			AllowLan:          cfg.AllowLan,
 			BindAddress:       cfg.BindAddress,
 			InboundTfo:        cfg.InboundTfo,
+			InboundMPTCP:      cfg.InboundMPTCP,
 		},
 		Controller: Controller{
 			ExternalController:    cfg.ExternalController,
@@ -563,6 +593,7 @@ func parseGeneral(cfg *RawConfig) (*General, error) {
 		IPv6:                    cfg.IPv6,
 		Interface:               cfg.Interface,
 		RoutingMark:             cfg.RoutingMark,
+		GeoXUrl:                 cfg.GeoXUrl,
 		GeodataMode:             cfg.GeodataMode,
 		GeodataLoader:           cfg.GeodataLoader,
 		TCPConcurrent:           cfg.TCPConcurrent,
@@ -655,7 +686,7 @@ func parseProxies(cfg *RawConfig) (proxies map[string]C.Proxy, providersMap map[
 		}
 		ps = append(ps, proxies[v])
 	}
-	hc := provider.NewHealthCheck(ps, "", 0, true)
+	hc := provider.NewHealthCheck(ps, "", 0, true, nil)
 	pd, _ := provider.NewCompatibleProvider(provider.ReservedName, ps, hc)
 	providersMap[provider.ReservedName] = pd
 
@@ -710,6 +741,9 @@ func parseRuleProviders(cfg *RawConfig) (ruleProviders map[string]providerTypes.
 
 func parseSubRules(cfg *RawConfig, proxies map[string]C.Proxy) (subRules map[string][]C.Rule, err error) {
 	subRules = map[string][]C.Rule{}
+	for name := range cfg.SubRules {
+		subRules[name] = make([]C.Rule, 0)
+	}
 	for name, rawRules := range cfg.SubRules {
 		if len(name) == 0 {
 			return nil, fmt.Errorf("sub-rule name is empty")
@@ -914,7 +948,7 @@ func parseNameServer(servers []string, preferH3 bool) ([]dns.NameServer, error)
 			addr, err = hostWithDefaultPort(u.Host, "443")
 			if err == nil {
 				proxyName = ""
-				clearURL := url.URL{Scheme: "https", Host: addr, Path: u.Path}
+				clearURL := url.URL{Scheme: "https", Host: addr, Path: u.Path, User: u.User}
 				addr = clearURL.String()
 				dnsNetType = "https" // DNS over HTTPS
 				if len(u.Fragment) != 0 {
@@ -940,6 +974,19 @@ func parseNameServer(servers []string, preferH3 bool) ([]dns.NameServer, error)
 			dnsNetType = "quic" // DNS over QUIC
 		case "system":
 			dnsNetType = "system" // System DNS
+		case "rcode":
+			dnsNetType = "rcode"
+			addr = u.Host
+			switch addr {
+			case "success",
+				"format_error",
+				"server_failure",
+				"name_error",
+				"not_implemented",
+				"refused":
+			default:
+				err = fmt.Errorf("unsupported RCode type: %s", addr)
+			}
 		default:
 			return nil, fmt.Errorf("DNS NameServer[%d] unsupport scheme: %s", idx, u.Scheme)
 		}
@@ -1105,6 +1152,29 @@ func parseFallbackGeoSite(countries []string, rules []C.Rule) ([]*router.DomainM
 	return sites, nil
 }
 
+func paresNTP(rawCfg *RawConfig) *NTP {
+	var server = "time.apple.com"
+	var port = 123
+	var interval = 30
+	cfg := rawCfg.NTP
+	if len(cfg.Server) != 0 {
+		server = cfg.Server
+	}
+	if cfg.ServerPort != 0 {
+		port = cfg.ServerPort
+	}
+	if cfg.Interval != 0 {
+		interval = cfg.Interval
+	}
+	ntpCfg := &NTP{
+		Enable:   cfg.Enable,
+		Server:   server,
+		Port:     port,
+		Interval: interval,
+	}
+	return ntpCfg
+}
+
 func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[resolver.HostValue], rules []C.Rule, ruleProviders map[string]providerTypes.RuleProvider) (*DNS, error) {
 	cfg := rawCfg.DNS
 	if cfg.Enable && len(cfg.NameServer) == 0 {
@@ -1282,6 +1352,7 @@ func parseTuicServer(rawTuic RawTuicServer, general *General) error {
 		Enable:                rawTuic.Enable,
 		Listen:                rawTuic.Listen,
 		Token:                 rawTuic.Token,
+		Users:                 rawTuic.Users,
 		Certificate:           rawTuic.Certificate,
 		PrivateKey:            rawTuic.PrivateKey,
 		CongestionController:  rawTuic.CongestionController,
@@ -1289,6 +1360,7 @@ func parseTuicServer(rawTuic RawTuicServer, general *General) error {
 		AuthenticationTimeout: rawTuic.AuthenticationTimeout,
 		ALPN:                  rawTuic.ALPN,
 		MaxUdpRelayPacketSize: rawTuic.MaxUdpRelayPacketSize,
+		CWND:                  rawTuic.CWND,
 	}
 	return nil
 }
@@ -1304,7 +1376,7 @@ func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 	if len(snifferRaw.Sniff) != 0 {
 		for sniffType, sniffConfig := range snifferRaw.Sniff {
 			find := false
-			ports, err := parsePortRange(sniffConfig.Ports)
+			ports, err := utils.NewIntRangesFromList[uint16](sniffConfig.Ports)
 			if err != nil {
 				return nil, err
 			}
@@ -1331,7 +1403,7 @@ func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 			// Deprecated: Use Sniff instead
 			log.Warnln("Deprecated: Use Sniff instead")
 		}
-		globalPorts, err := parsePortRange(snifferRaw.Ports)
+		globalPorts, err := utils.NewIntRangesFromList[uint16](snifferRaw.Ports)
 		if err != nil {
 			return nil, err
 		}
@@ -1376,28 +1448,3 @@ func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 
 	return sniffer, nil
 }
-
-func parsePortRange(portRanges []string) ([]utils.Range[uint16], error) {
-	ports := make([]utils.Range[uint16], 0)
-	for _, portRange := range portRanges {
-		portRaws := strings.Split(portRange, "-")
-		p, err := strconv.ParseUint(portRaws[0], 10, 16)
-		if err != nil {
-			return nil, fmt.Errorf("%s format error", portRange)
-		}
-
-		start := uint16(p)
-		if len(portRaws) > 1 {
-			p, err = strconv.ParseUint(portRaws[1], 10, 16)
-			if err != nil {
-				return nil, fmt.Errorf("%s format error", portRange)
-			}
-
-			end := uint16(p)
-			ports = append(ports, *utils.NewRange(start, end))
-		} else {
-			ports = append(ports, *utils.NewRange(start, start))
-		}
-	}
-	return ports, nil
-}

config/initial.go

@@ -2,7 +2,6 @@ package config
 
 import (
 	"fmt"
-	"github.com/Dreamacro/clash/component/geodata"
 	"os"
 
 	C "github.com/Dreamacro/clash/constant"
@@ -28,23 +27,6 @@ func Init(dir string) error {
 		f.Write([]byte(`mixed-port: 7890`))
 		f.Close()
 	}
-	buf, _ := os.ReadFile(C.Path.Config())
-	rawCfg, err := UnmarshalRawConfig(buf)
-	if err != nil {
-		log.Errorln(err.Error())
-		fmt.Printf("configuration file %s test failed\n", C.Path.Config())
-		os.Exit(1)
-	}
-	if !C.GeodataMode {
-		C.GeodataMode = rawCfg.GeodataMode
-	}
-	C.GeoIpUrl = rawCfg.GeoXUrl.GeoIp
-	C.GeoSiteUrl = rawCfg.GeoXUrl.GeoSite
-	C.MmdbUrl = rawCfg.GeoXUrl.Mmdb
-	// initial GeoIP
-	if err := geodata.InitGeoIP(); err != nil {
-		return fmt.Errorf("can't initial GeoIP: %w", err)
-	}
 
 	return nil
 }

config/updateGeo.go

@@ -14,7 +14,7 @@ import (
 	clashHttp "github.com/Dreamacro/clash/component/http"
 	C "github.com/Dreamacro/clash/constant"
 
-	"github.com/oschwald/geoip2-golang"
+	"github.com/oschwald/maxminddb-golang"
 )
 
 func UpdateGeoDatabases() error {
@@ -44,7 +44,7 @@ func UpdateGeoDatabases() error {
 			return fmt.Errorf("can't download MMDB database file: %w", err)
 		}
 
-		instance, err := geoip2.FromBytes(data)
+		instance, err := maxminddb.FromBytes(data)
 		if err != nil {
 			return fmt.Errorf("invalid MMDB database file: %s", err)
 		}

constant/adapters.go

@@ -10,6 +10,7 @@ import (
 	"time"
 
 	N "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/component/dialer"
 )
 
@@ -40,9 +41,10 @@ const (
 )
 
 const (
-	DefaultTCPTimeout = 5 * time.Second
+	DefaultTCPTimeout           = 5 * time.Second
-	DefaultUDPTimeout = DefaultTCPTimeout
+	DefaultUDPTimeout           = DefaultTCPTimeout
-	DefaultTLSTimeout = DefaultTCPTimeout
+	DefaultTLSTimeout           = DefaultTCPTimeout
+	DefaultMaxHealthCheckUrlNum = 16
 )
 
 var ErrNotSupport = errors.New("no support")
@@ -132,7 +134,7 @@ type ProxyAdapter interface {
 }
 
 type Group interface {
-	URLTest(ctx context.Context, url string) (mp map[string]uint16, err error)
+	URLTest(ctx context.Context, url string, expectedStatus utils.IntRanges[uint16]) (mp map[string]uint16, err error)
 	GetProxies(touch bool) []Proxy
 	Touch()
 }
@@ -142,12 +144,23 @@ type DelayHistory struct {
 	Delay uint16    `json:"delay"`
 }
 
+type DelayHistoryStoreType int
+
+const (
+	OriginalHistory DelayHistoryStoreType = iota
+	ExtraHistory
+	DropHistory
+)
+
 type Proxy interface {
 	ProxyAdapter
 	Alive() bool
+	AliveForTestUrl(url string) bool
 	DelayHistory() []DelayHistory
+	ExtraDelayHistory() map[string][]DelayHistory
 	LastDelay() uint16
-	URLTest(ctx context.Context, url string) (uint16, error)
+	LastDelayForTestUrl(url string) uint16
+	URLTest(ctx context.Context, url string, expectedStatus utils.IntRanges[uint16], store DelayHistoryStoreType) (uint16, error)
 
 	// Deprecated: use DialContext instead.
 	Dial(metadata *Metadata) (Conn, error)
@@ -217,7 +230,7 @@ type UDPPacket interface {
 	// - variable source IP/Port is important to STUN
 	// - if addr is not provided, WriteBack will write out UDP packet with SourceIP/Port equals to original Target,
 	//   this is important when using Fake-IP.
-	WriteBack(b []byte, addr net.Addr) (n int, err error)
+	WriteBack
 
 	// Drop call after packet is used, could recycle buffer in this function.
 	Drop()
@@ -236,10 +249,19 @@ type PacketAdapter interface {
 	Metadata() *Metadata
 }
 
-type NatTable interface {
+type WriteBack interface {
-	Set(key string, e PacketConn)
+	WriteBack(b []byte, addr net.Addr) (n int, err error)
+}
 
-	Get(key string) PacketConn
+type WriteBackProxy interface {
+	WriteBack
+	UpdateWriteBack(wb WriteBack)
+}
+
+type NatTable interface {
+	Set(key string, e PacketConn, w WriteBackProxy)
+
+	Get(key string) (PacketConn, WriteBackProxy)
 
 	GetOrCreateLock(key string) (*sync.Cond, bool)
 

constant/metadata.go

@@ -128,10 +128,10 @@ type Metadata struct {
 	Type         Type       `json:"type"`
 	SrcIP        netip.Addr `json:"sourceIP"`
 	DstIP        netip.Addr `json:"destinationIP"`
-	SrcPort      string     `json:"sourcePort"`
+	SrcPort      uint16     `json:"sourcePort,string"`      // `,string` is used to compatible with old version json output
-	DstPort      string     `json:"destinationPort"`
+	DstPort      uint16     `json:"destinationPort,string"` // `,string` is used to compatible with old version json output
 	InIP         netip.Addr `json:"inboundIP"`
-	InPort       string     `json:"inboundPort"`
+	InPort       uint16     `json:"inboundPort,string"` // `,string` is used to compatible with old version json output
 	InName       string     `json:"inboundName"`
 	InUser       string     `json:"inboundUser"`
 	Host         string     `json:"host"`
@@ -147,11 +147,11 @@ type Metadata struct {
 }
 
 func (m *Metadata) RemoteAddress() string {
-	return net.JoinHostPort(m.String(), m.DstPort)
+	return net.JoinHostPort(m.String(), strconv.FormatUint(uint64(m.DstPort), 10))
 }
 
 func (m *Metadata) SourceAddress() string {
-	return net.JoinHostPort(m.SrcIP.String(), m.SrcPort)
+	return net.JoinHostPort(m.SrcIP.String(), strconv.FormatUint(uint64(m.SrcPort), 10))
 }
 
 func (m *Metadata) SourceDetail() string {
@@ -171,6 +171,10 @@ func (m *Metadata) SourceDetail() string {
 	}
 }
 
+func (m *Metadata) SourceValid() bool {
+	return m.SrcPort != 0 && m.SrcIP.IsValid()
+}
+
 func (m *Metadata) AddrType() int {
 	switch true {
 	case m.Host != "" || !m.DstIP.IsValid():
@@ -207,8 +211,7 @@ func (m *Metadata) Pure() *Metadata {
 }
 
 func (m *Metadata) AddrPort() netip.AddrPort {
-	port, _ := strconv.ParseUint(m.DstPort, 10, 16)
+	return netip.AddrPortFrom(m.DstIP.Unmap(), m.DstPort)
-	return netip.AddrPortFrom(m.DstIP.Unmap(), uint16(port))
 }
 
 func (m *Metadata) UDPAddr() *net.UDPAddr {
@@ -238,6 +241,11 @@ func (m *Metadata) SetRemoteAddress(rawAddress string) error {
 		return err
 	}
 
+	var uint16Port uint16
+	if port, err := strconv.ParseUint(port, 10, 16); err == nil {
+		uint16Port = uint16(port)
+	}
+
 	if ip, err := netip.ParseAddr(host); err != nil {
 		m.Host = host
 		m.DstIP = netip.Addr{}
@@ -245,7 +253,7 @@ func (m *Metadata) SetRemoteAddress(rawAddress string) error {
 		m.Host = ""
 		m.DstIP = ip.Unmap()
 	}
-	m.DstPort = port
+	m.DstPort = uint16Port
 
 	return nil
 }

constant/path.go

@@ -1,9 +1,12 @@
 package constant
 
 import (
+	"crypto/md5"
+	"encoding/hex"
 	"os"
 	P "path"
 	"path/filepath"
+	"strconv"
 	"strings"
 )
 
@@ -20,14 +23,15 @@ var Path = func() *path {
 	if err != nil {
 		homeDir, _ = os.Getwd()
 	}
-
+	allowUnsafePath, _ := strconv.ParseBool(os.Getenv("SKIP_SAFE_PATH_CHECK"))
 	homeDir = P.Join(homeDir, ".config", Name)
-	return &path{homeDir: homeDir, configFile: "config.yaml"}
+	return &path{homeDir: homeDir, configFile: "config.yaml", allowUnsafePath: allowUnsafePath}
 }()
 
 type path struct {
-	homeDir    string
+	homeDir         string
-	configFile string
+	configFile      string
+	allowUnsafePath bool
 }
 
 // SetHomeDir is used to set the configuration path
@@ -56,6 +60,27 @@ func (p *path) Resolve(path string) string {
 	return path
 }
 
+// IsSafePath return true if path is a subpath of homedir
+func (p *path) IsSafePath(path string) bool {
+	if p.allowUnsafePath {
+		return true
+	}
+	homedir := p.HomeDir()
+	path = p.Resolve(path)
+	rel, err := filepath.Rel(homedir, path)
+	if err != nil {
+		return false
+	}
+
+	return !strings.Contains(rel, "..")
+}
+
+func (p *path) GetPathByHash(prefix, name string) string {
+	hash := md5.Sum([]byte(name))
+	filename := hex.EncodeToString(hash[:])
+	return filepath.Join(p.HomeDir(), prefix, filename)
+}
+
 func (p *path) MMDB() string {
 	files, err := os.ReadDir(p.homeDir)
 	if err != nil {
@@ -66,13 +91,15 @@ func (p *path) MMDB() string {
 			// 目录则直接跳过
 			continue
 		} else {
-			if strings.EqualFold(fi.Name(), "Country.mmdb") {
+			if strings.EqualFold(fi.Name(), "Country.mmdb") ||
+				strings.EqualFold(fi.Name(), "geoip.db") ||
+				strings.EqualFold(fi.Name(), "geoip.metadb") {
 				GeoipName = fi.Name()
 				return P.Join(p.homeDir, fi.Name())
 			}
 		}
 	}
-	return P.Join(p.homeDir, "Country.mmdb")
+	return P.Join(p.homeDir, "geoip.metadb")
 }
 
 func (p *path) OldCache() string {

constant/provider/interface.go

@@ -1,6 +1,7 @@
 package provider
 
 import (
+	"github.com/Dreamacro/clash/common/utils"
 	"github.com/Dreamacro/clash/constant"
 )
 
@@ -71,6 +72,7 @@ type ProxyProvider interface {
 	Touch()
 	HealthCheck()
 	Version() uint32
+	RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint)
 }
 
 // RuleProvider interface

constant/tun.go

@@ -10,12 +10,14 @@ var StackTypeMapping = map[string]TUNStack{
 	strings.ToLower(TunGvisor.String()): TunGvisor,
 	strings.ToLower(TunSystem.String()): TunSystem,
 	strings.ToLower(TunLWIP.String()):   TunLWIP,
+	strings.ToLower(TunMixed.String()):  TunMixed,
 }
 
 const (
 	TunGvisor TUNStack = iota
 	TunSystem
 	TunLWIP
+	TunMixed
 )
 
 type TUNStack int
@@ -64,6 +66,8 @@ func (e TUNStack) String() string {
 		return "System"
 	case TunLWIP:
 		return "LWIP"
+	case TunMixed:
+		return "Mixed"
 	default:
 		return "unknown"
 	}

dns/dhcp.go

@@ -59,7 +59,8 @@ func (d *dhcpClient) ExchangeContext(ctx context.Context, m *D.Msg) (msg *D.Msg,
 		return nil, err
 	}
 
-	return batchExchange(ctx, clients, m)
+	msg, _, err = batchExchange(ctx, clients, m)
+	return
 }
 
 func (d *dhcpClient) resolve(ctx context.Context) ([]dnsClient, error) {

dns/doh.go

@@ -543,7 +543,17 @@ func (doh *dnsOverHTTPS) dialQuic(ctx context.Context, addr string, tlsCfg *tls.
 	if err != nil {
 		return nil, err
 	}
-	return quic.DialEarlyContext(ctx, conn, &udpAddr, doh.url.Host, tlsCfg, cfg)
+	transport := quic.Transport{Conn: conn}
+	transport.SetCreatedConn(true) // auto close conn
+	transport.SetSingleUse(true)   // auto close transport
+	tlsCfg = tlsCfg.Clone()
+	if host, _, err := net.SplitHostPort(doh.url.Host); err == nil {
+		tlsCfg.ServerName = host
+	} else {
+		// It's ok if net.SplitHostPort returns an error - it could be a hostname/IP address without a port.
+		tlsCfg.ServerName = doh.url.Host
+	}
+	return transport.DialEarly(ctx, &udpAddr, tlsCfg, cfg)
 }
 
 // probeH3 runs a test to check whether QUIC is faster than TLS for this

dns/doq.go

@@ -302,14 +302,6 @@ func (doq *dnsOverQUIC) openStream(ctx context.Context, conn quic.Connection) (q
 
 // openConnection opens a new QUIC connection.
 func (doq *dnsOverQUIC) openConnection(ctx context.Context) (conn quic.Connection, err error) {
-	tlsConfig := tlsC.GetGlobalTLSConfig(
-		&tls.Config{
-			InsecureSkipVerify: false,
-			NextProtos: []string{
-				NextProtoDQ,
-			},
-			SessionTicketsDisabled: false,
-		})
 	// we're using bootstrapped address instead of what's passed to the function
 	// it does not create an actual connection, but it helps us determine
 	// what IP is actually reachable (when there're v4/v6 addresses).
@@ -338,7 +330,20 @@ func (doq *dnsOverQUIC) openConnection(ctx context.Context) (conn quic.Connectio
 		return nil, err
 	}
 
-	conn, err = quic.DialContext(ctx, udp, &udpAddr, host, tlsConfig, doq.getQUICConfig())
+	tlsConfig := tlsC.GetGlobalTLSConfig(
+		&tls.Config{
+			ServerName:         host,
+			InsecureSkipVerify: false,
+			NextProtos: []string{
+				NextProtoDQ,
+			},
+			SessionTicketsDisabled: false,
+		})
+
+	transport := quic.Transport{Conn: udp}
+	transport.SetCreatedConn(true) // auto close conn
+	transport.SetSingleUse(true)   // auto close transport
+	conn, err = transport.Dial(ctx, &udpAddr, tlsConfig, doq.getQUICConfig())
 	if err != nil {
 		return nil, fmt.Errorf("opening quic connection to %s: %w", doq.addr, err)
 	}

dns/enhancer.go

@@ -109,7 +109,7 @@ func NewEnhancer(cfg Config) *ResolverEnhancer {
 
 	if cfg.EnhancedMode != C.DNSNormal {
 		fakePool = cfg.Pool
-		mapping = cache.New(cache.WithSize[netip.Addr, string](4096), cache.WithStale[netip.Addr, string](true))
+		mapping = cache.New(cache.WithSize[netip.Addr, string](4096))
 	}
 
 	return &ResolverEnhancer{

dns/filters.go

@@ -2,6 +2,7 @@ package dns
 
 import (
 	"net/netip"
+	"strings"
 
 	"github.com/Dreamacro/clash/component/geodata"
 	"github.com/Dreamacro/clash/component/geodata/router"
@@ -9,7 +10,6 @@ import (
 	"github.com/Dreamacro/clash/component/trie"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
-	"strings"
 )
 
 type fallbackIPFilter interface {
@@ -24,8 +24,13 @@ var geoIPMatcher *router.GeoIPMatcher
 
 func (gf *geoipFilter) Match(ip netip.Addr) bool {
 	if !C.GeodataMode {
-		record, _ := mmdb.Instance().Country(ip.AsSlice())
+		codes := mmdb.Instance().LookupCode(ip.AsSlice())
-		return !strings.EqualFold(record.Country.IsoCode, gf.code) && !ip.IsPrivate()
+		for _, code := range codes {
+			if !strings.EqualFold(code, gf.code) && !ip.IsPrivate() {
+				return true
+			}
+		}
+		return false
 	}
 
 	if geoIPMatcher == nil {

dns/middleware.go

@@ -129,6 +129,10 @@ func withMapping(mapping *cache.LruCache[netip.Addr, string]) middleware {
 					continue
 				}
 
+				if ttl < 1 {
+					ttl = 1
+				}
+
 				mapping.SetWithExpire(ip, host, time.Now().Add(time.Second*time.Duration(ttl)))
 			}
 

dns/rcode.go

@@ -0,0 +1,54 @@
+package dns
+
+import (
+	"context"
+	"fmt"
+
+	D "github.com/miekg/dns"
+)
+
+func newRCodeClient(addr string) rcodeClient {
+	var rcode int
+	switch addr {
+	case "success":
+		rcode = D.RcodeSuccess
+	case "format_error":
+		rcode = D.RcodeFormatError
+	case "server_failure":
+		rcode = D.RcodeServerFailure
+	case "name_error":
+		rcode = D.RcodeNameError
+	case "not_implemented":
+		rcode = D.RcodeNotImplemented
+	case "refused":
+		rcode = D.RcodeRefused
+	default:
+		panic(fmt.Errorf("unsupported RCode type: %s", addr))
+	}
+
+	return rcodeClient{
+		rcode: rcode,
+		addr:  "rcode://" + addr,
+	}
+}
+
+type rcodeClient struct {
+	rcode int
+	addr  string
+}
+
+var _ dnsClient = rcodeClient{}
+
+func (r rcodeClient) Exchange(m *D.Msg) (*D.Msg, error) {
+	m.Response = true
+	m.Rcode = r.rcode
+	return m, nil
+}
+
+func (r rcodeClient) ExchangeContext(ctx context.Context, m *D.Msg) (*D.Msg, error) {
+	return r.Exchange(m)
+}
+
+func (r rcodeClient) Address() string {
+	return r.addr
+}

dns/resolver.go

@@ -165,7 +165,8 @@ func (r *Resolver) ExchangeContext(ctx context.Context, m *D.Msg) (msg *D.Msg, e
 			setMsgTTL(msg, uint32(1)) // Continue fetch
 			continueFetch = true
 		} else {
-			setMsgTTL(msg, uint32(time.Until(expireTime).Seconds()))
+			// updating TTL by subtracting common delta time from each DNS record
+			updateMsgTTL(msg, uint32(time.Until(expireTime).Seconds()))
 		}
 		return
 	}
@@ -181,6 +182,7 @@ func (r *Resolver) exchangeWithoutCache(ctx context.Context, m *D.Msg) (msg *D.M
 	fn := func() (result any, err error) {
 		ctx, cancel := context.WithTimeout(context.Background(), resolver.DefaultDNSTimeout) // reset timeout in singleflight
 		defer cancel()
+		cache := false
 
 		defer func() {
 			if err != nil {
@@ -191,7 +193,9 @@ func (r *Resolver) exchangeWithoutCache(ctx context.Context, m *D.Msg) (msg *D.M
 
 			msg := result.(*D.Msg)
 
-			putMsgToCache(r.lruCache, q.String(), msg)
+			if cache {
+				putMsgToCache(r.lruCache, q.String(), msg)
+			}
 		}()
 
 		isIPReq := isIPRequest(q)
@@ -200,9 +204,11 @@ func (r *Resolver) exchangeWithoutCache(ctx context.Context, m *D.Msg) (msg *D.M
 		}
 
 		if matched := r.matchPolicy(m); len(matched) != 0 {
-			return r.batchExchange(ctx, matched, m)
+			result, cache, err = r.batchExchange(ctx, matched, m)
+			return
 		}
-		return r.batchExchange(ctx, r.main, m)
+		result, cache, err = r.batchExchange(ctx, r.main, m)
+		return
 	}
 
 	ch := r.group.DoChan(q.String(), fn)
@@ -243,7 +249,7 @@ func (r *Resolver) exchangeWithoutCache(ctx context.Context, m *D.Msg) (msg *D.M
 	return
 }
 
-func (r *Resolver) batchExchange(ctx context.Context, clients []dnsClient, m *D.Msg) (msg *D.Msg, err error) {
+func (r *Resolver) batchExchange(ctx context.Context, clients []dnsClient, m *D.Msg) (msg *D.Msg, cache bool, err error) {
 	ctx, cancel := context.WithTimeout(ctx, resolver.DefaultDNSTimeout)
 	defer cancel()
 
@@ -370,7 +376,7 @@ func (r *Resolver) lookupIP(ctx context.Context, host string, dnsType uint16) (i
 func (r *Resolver) asyncExchange(ctx context.Context, client []dnsClient, msg *D.Msg) <-chan *result {
 	ch := make(chan *result, 1)
 	go func() {
-		res, err := r.batchExchange(ctx, client, msg)
+		res, _, err := r.batchExchange(ctx, client, msg)
 		ch <- &result{Msg: res, Error: err}
 	}()
 	return ch

dns/system_posix.go

@@ -3,25 +3,41 @@
 package dns
 
 import (
+	"bufio"
 	"fmt"
+	"net/netip"
 	"os"
-	"regexp"
+	"strings"
 )
 
-var (
+const resolvConf = "/etc/resolv.conf"
-	// nameserver xxx.xxx.xxx.xxx
-	nameserverPattern = regexp.MustCompile(`nameserver\s+(?P<ip>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})`)
-)
 
 func dnsReadConfig() (servers []string, err error) {
-	content, err := os.ReadFile("/etc/resolv.conf")
+	file, err := os.Open(resolvConf)
 	if err != nil {
-		err = fmt.Errorf("failed to read /etc/resolv.conf: %w", err)
+		err = fmt.Errorf("failed to read %s: %w", resolvConf, err)
 		return
 	}
-	for _, line := range nameserverPattern.FindAllStringSubmatch(string(content), -1) {
+	defer func() { _ = file.Close() }()
-		addr := line[1]
+	scanner := bufio.NewScanner(file)
-		servers = append(servers, addr)
+	for scanner.Scan() {
+		line := scanner.Text()
+		if len(line) > 0 && (line[0] == ';' || line[0] == '#') {
+			// comment.
+			continue
+		}
+		f := strings.Fields(line)
+		if len(f) < 1 {
+			continue
+		}
+		switch f[0] {
+		case "nameserver": // add one name server
+			if len(f) > 1 {
+				if addr, err := netip.ParseAddr(f[1]); err == nil {
+					servers = append(servers, addr.String())
+				}
+			}
+		}
 	}
 	return
 }

dns/util.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"net"
 	"net/netip"
+	"strconv"
 	"strings"
 	"time"
 
@@ -21,12 +22,29 @@ import (
 	"github.com/Dreamacro/clash/tunnel"
 
 	D "github.com/miekg/dns"
+	"github.com/samber/lo"
 )
 
 const (
 	MaxMsgSize = 65535
 )
 
+func minimalTTL(records []D.RR) uint32 {
+	return lo.MinBy(records, func(r1 D.RR, r2 D.RR) bool {
+		return r1.Header().Ttl < r2.Header().Ttl
+	}).Header().Ttl
+}
+
+func updateTTL(records []D.RR, ttl uint32) {
+	if len(records) == 0 {
+		return
+	}
+	delta := minimalTTL(records) - ttl
+	for i := range records {
+		records[i].Header().Ttl = lo.Clamp(records[i].Header().Ttl-delta, 1, records[i].Header().Ttl)
+	}
+}
+
 func putMsgToCache(c *cache.LruCache[string, *D.Msg], key string, msg *D.Msg) {
 	// skip dns cache for acme challenge
 	if len(msg.Question) != 0 {
@@ -38,11 +56,11 @@ func putMsgToCache(c *cache.LruCache[string, *D.Msg], key string, msg *D.Msg) {
 	var ttl uint32
 	switch {
 	case len(msg.Answer) != 0:
-		ttl = msg.Answer[0].Header().Ttl
+		ttl = minimalTTL(msg.Answer)
 	case len(msg.Ns) != 0:
-		ttl = msg.Ns[0].Header().Ttl
+		ttl = minimalTTL(msg.Ns)
 	case len(msg.Extra) != 0:
-		ttl = msg.Extra[0].Header().Ttl
+		ttl = minimalTTL(msg.Extra)
 	default:
 		log.Debugln("[DNS] response msg empty: %#v", msg)
 		return
@@ -65,12 +83,18 @@ func setMsgTTL(msg *D.Msg, ttl uint32) {
 	}
 }
 
+func updateMsgTTL(msg *D.Msg, ttl uint32) {
+	updateTTL(msg.Answer, ttl)
+	updateTTL(msg.Ns, ttl)
+	updateTTL(msg.Extra, ttl)
+}
+
 func isIPRequest(q D.Question) bool {
 	return q.Qclass == D.ClassINET && (q.Qtype == D.TypeA || q.Qtype == D.TypeAAAA || q.Qtype == D.TypeCNAME)
 }
 
 func transform(servers []NameServer, resolver *Resolver) []dnsClient {
-	ret := []dnsClient{}
+	ret := make([]dnsClient, 0, len(servers))
 	for _, s := range servers {
 		switch s.Net {
 		case "https":
@@ -91,6 +115,9 @@ func transform(servers []NameServer, resolver *Resolver) []dnsClient {
 			}
 			ret = append(ret, clients...)
 			continue
+		case "rcode":
+			ret = append(ret, newRCodeClient(s.Addr))
+			continue
 		case "quic":
 			if doq, err := newDoQ(resolver, s.Addr, s.ProxyAdapter, s.ProxyName); err == nil {
 				ret = append(ret, doq)
@@ -167,6 +194,10 @@ func getDialHandler(r *Resolver, proxyAdapter C.ProxyAdapter, proxyName string,
 			if err != nil {
 				return nil, err
 			}
+			uintPort, err := strconv.ParseUint(port, 10, 16)
+			if err != nil {
+				return nil, err
+			}
 			if proxyAdapter == nil {
 				var ok bool
 				proxyAdapter, ok = tunnel.Proxies()[proxyName]
@@ -180,7 +211,7 @@ func getDialHandler(r *Resolver, proxyAdapter C.ProxyAdapter, proxyName string,
 				metadata := &C.Metadata{
 					NetWork: C.TCP,
 					Host:    host,
-					DstPort: port,
+					DstPort: uint16(uintPort),
 				}
 				if proxyAdapter != nil {
 					if proxyAdapter.IsL3Protocol(metadata) { // L3 proxy should resolve domain before to avoid loopback
@@ -205,7 +236,7 @@ func getDialHandler(r *Resolver, proxyAdapter C.ProxyAdapter, proxyName string,
 					NetWork: C.UDP,
 					Host:    "",
 					DstIP:   dstIP,
-					DstPort: port,
+					DstPort: uint16(uintPort),
 				}
 				if proxyAdapter == nil {
 					return dialer.DialContext(ctx, network, addr, opts...)
@@ -231,6 +262,10 @@ func listenPacket(ctx context.Context, proxyAdapter C.ProxyAdapter, proxyName st
 	if err != nil {
 		return nil, err
 	}
+	uintPort, err := strconv.ParseUint(port, 10, 16)
+	if err != nil {
+		return nil, err
+	}
 	if proxyAdapter == nil {
 		var ok bool
 		proxyAdapter, ok = tunnel.Proxies()[proxyName]
@@ -248,7 +283,7 @@ func listenPacket(ctx context.Context, proxyAdapter C.ProxyAdapter, proxyName st
 		NetWork: C.UDP,
 		Host:    "",
 		DstIP:   dstIP,
-		DstPort: port,
+		DstPort: uint16(uintPort),
 	}
 	if proxyAdapter == nil {
 		return dialer.ListenPacket(ctx, dialer.ParseNetwork(network, dstIP), "", opts...)
@@ -261,32 +296,38 @@ func listenPacket(ctx context.Context, proxyAdapter C.ProxyAdapter, proxyName st
 	return proxyAdapter.ListenPacketContext(ctx, metadata, opts...)
 }
 
-func batchExchange(ctx context.Context, clients []dnsClient, m *D.Msg) (msg *D.Msg, err error) {
+func batchExchange(ctx context.Context, clients []dnsClient, m *D.Msg) (msg *D.Msg, cache bool, err error) {
+	cache = true
 	fast, ctx := picker.WithTimeout[*D.Msg](ctx, resolver.DefaultDNSTimeout)
+	defer fast.Close()
 	domain := msgToDomain(m)
 	for _, client := range clients {
-		r := client
+		if _, isRCodeClient := client.(rcodeClient); isRCodeClient {
+			msg, err = client.Exchange(m)
+			return msg, false, err
+		}
+		client := client // shadow define client to ensure the value captured by the closure will not be changed in the next loop
 		fast.Go(func() (*D.Msg, error) {
-			log.Debugln("[DNS] resolve %s from %s", domain, r.Address())
+			log.Debugln("[DNS] resolve %s from %s", domain, client.Address())
-			m, err := r.ExchangeContext(ctx, m)
+			m, err := client.ExchangeContext(ctx, m)
 			if err != nil {
 				return nil, err
-			} else if m.Rcode == D.RcodeServerFailure || m.Rcode == D.RcodeRefused {
+			} else if cache && (m.Rcode == D.RcodeServerFailure || m.Rcode == D.RcodeRefused) {
-				return nil, errors.New("server failure")
+				// currently, cache indicates whether this msg was from a RCode client,
+				// so we would ignore RCode errors from RCode clients.
+				return nil, errors.New("server failure: " + D.RcodeToString[m.Rcode])
 			}
-			log.Debugln("[DNS] %s --> %s, from %s", domain, msgToIP(m), r.Address())
+			log.Debugln("[DNS] %s --> %s, from %s", domain, msgToIP(m), client.Address())
 			return m, nil
 		})
 	}
 
-	elm := fast.Wait()
+	msg = fast.Wait()
-	if elm == nil {
+	if msg == nil {
-		err := errors.New("all DNS requests failed")
+		err = errors.New("all DNS requests failed")
 		if fErr := fast.Error(); fErr != nil {
-			err = fmt.Errorf("%w, first error: %s", err, fErr.Error())
+			err = fmt.Errorf("%w, first error: %w", err, fErr)
 		}
-		return nil, err
 	}
-	msg = elm
 	return
 }

docs/config.yaml

@@ -19,9 +19,9 @@ mode: rule
 
 #自定义 geodata url
 geox-url:
-  geoip: "https://cdn.jsdelivr.net/gh/Loyalsoldier/v2ray-rules-dat@release/geoip.dat"
+  geoip: "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.dat"
-  geosite: "https://cdn.jsdelivr.net/gh/Loyalsoldier/v2ray-rules-dat@release/geosite.dat"
+  geosite: "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geosite.dat"
-  mmdb: "https://cdn.jsdelivr.net/gh/Loyalsoldier/geoip@release/Country.mmdb"
+  mmdb: "https://fastly.jsdelivr.net/gh/MetaCubeX/meta-rules-dat@release/geoip.metadb"
 
 log-level: debug # 日志等级 silent/error/warning/info/debug
 
@@ -129,7 +129,6 @@ sniffer:
 
     # 默认嗅探 80
     HTTP: # 需要嗅探的端口
-      
       ports: [80, 8080-8880]
       # 可覆盖 sniffer.override-destination
       override-destination: true
@@ -152,7 +151,6 @@ sniffer:
     - "443"
     # - 8000-9999
 
-
 tunnels: # one line config
   - tcp/udp,127.0.0.1:6553,114.114.114.114:53,proxy
   - tcp,127.0.0.1:6666,rds.mysql.com:3306,vpn
@@ -162,7 +160,6 @@ tunnels: # one line config
     target: target.com
     proxy: proxy
 
-
 # DNS配置
 dns:
   enable: false # 关闭将使用系统 DNS
@@ -177,7 +174,7 @@ dns:
     - 8.8.8.8
     - tls://1.12.12.12:853
     - tls://223.5.5.5:853
-    - system  # append DNS server from system configuration. If not found, it would print an error log and skip.
+    - system # append DNS server from system configuration. If not found, it would print an error log and skip.
   enhanced-mode: fake-ip # or redir-host
 
   fake-ip-range: 198.18.0.1/16 # fake-ip 池设置
@@ -238,6 +235,7 @@ dns:
     "geosite:cn,private,apple":
       - https://doh.pub/dns-query
       - https://dns.alidns.com/dns-query
+    "geosite:category-ads-all": rcode://success
     "www.baidu.com,+.google.cn": [223.5.5.5, https://dns.alidns.com/dns-query]
     ## global，dns 为 rule-providers 中的名为 global 和 dns 规则订阅，
     ## 且 behavior 必须为 domain/classical，当为 classical 时仅会生效域名类规则
@@ -363,20 +361,22 @@ proxies: # socks5
     port: 443
     cipher: chacha20-ietf-poly1305
     password: [YOUR_SS_PASSWORD]
-    client-fingerprint: chrome # One of: chrome, ios, firefox or safari
+    client-fingerprint:
-                               # 可以是chrome, ios, firefox, safari中的一个
+      chrome # One of: chrome, ios, firefox or safari
+      # 可以是chrome, ios, firefox, safari中的一个
     plugin: restls
     plugin-opts:
-        host: "www.microsoft.com" # Must be a TLS 1.3 server
+      host:
-                                  # 应当是一个TLS 1.3 服务器
+        "www.microsoft.com" # Must be a TLS 1.3 server
-        password: [YOUR_RESTLS_PASSWORD]
+        # 应当是一个TLS 1.3 服务器
-        version-hint: "tls13"
+      password: [YOUR_RESTLS_PASSWORD]
-        # Control your post-handshake traffic through restls-script
+      version-hint: "tls13"
-        # Hide proxy behaviors like "tls in tls". 
+      # Control your post-handshake traffic through restls-script
-        # see https://github.com/3andne/restls/blob/main/Restls-Script:%20Hide%20Your%20Proxy%20Traffic%20Behavior.md
+      # Hide proxy behaviors like "tls in tls".
-        # 用restls剧本来控制握手后的行为，隐藏"tls in tls"等特征
+      # see https://github.com/3andne/restls/blob/main/Restls-Script:%20Hide%20Your%20Proxy%20Traffic%20Behavior.md
-        # 详情：https://github.com/3andne/restls/blob/main/Restls-Script:%20%E9%9A%90%E8%97%8F%E4%BD%A0%E7%9A%84%E4%BB%A3%E7%90%86%E8%A1%8C%E4%B8%BA.md
+      # 用restls剧本来控制握手后的行为，隐藏"tls in tls"等特征
-        restls-script: "300?100<1,400~100,350~100,600~100,300~200,300~100"
+      # 详情：https://github.com/3andne/restls/blob/main/Restls-Script:%20%E9%9A%90%E8%97%8F%E4%BD%A0%E7%9A%84%E4%BB%A3%E7%90%86%E8%A1%8C%E4%B8%BA.md
+      restls-script: "300?100<1,400~100,350~100,600~100,300~200,300~100"
 
   - name: "ss-restls-tls12"
     type: ss
@@ -384,15 +384,17 @@ proxies: # socks5
     port: 443
     cipher: chacha20-ietf-poly1305
     password: [YOUR_SS_PASSWORD]
-    client-fingerprint: chrome # One of: chrome, ios, firefox or safari
+    client-fingerprint:
-                               # 可以是chrome, ios, firefox, safari中的一个
+      chrome # One of: chrome, ios, firefox or safari
+      # 可以是chrome, ios, firefox, safari中的一个
     plugin: restls
     plugin-opts:
-        host: "vscode.dev" # Must be a TLS 1.2 server
+      host:
-                           # 应当是一个TLS 1.2 服务器
+        "vscode.dev" # Must be a TLS 1.2 server
-        password: [YOUR_RESTLS_PASSWORD]
+        # 应当是一个TLS 1.2 服务器
-        version-hint: "tls12"
+      password: [YOUR_RESTLS_PASSWORD]
-        restls-script: "1000?100<1,500~100,350~100,600~100,400~200"
+      version-hint: "tls12"
+      restls-script: "1000?100<1,500~100,350~100,600~100,400~200"
 
   # vmess
   # cipher支持 auto/aes-128-gcm/chacha20-poly1305/none
@@ -660,7 +662,11 @@ proxies: # socks5
     server: www.example.com
     port: 10443
     type: tuic
+    # tuicV4必须填写token （不可同时填写uuid和password）
     token: TOKEN
+    # tuicV5必须填写uuid和password（不可同时填写token）
+    uuid: 00000000-0000-0000-0000-000000000001
+    password: PASSWORD_1
     # ip: 127.0.0.1 # for overwriting the DNS lookup result of the server address set in option 'server'
     # heartbeat-interval: 10000
     # alpn: [h3]
@@ -669,11 +675,17 @@ proxies: # socks5
     request-timeout: 8000
     udp-relay-mode: native # Available: "native", "quic". Default: "native"
     # congestion-controller: bbr # Available: "cubic", "new_reno", "bbr". Default: "cubic"
+    # cwnd: 10 # default: 32
     # max-udp-relay-packet-size: 1500
     # fast-open: true
     # skip-cert-verify: true
     # max-open-streams: 20 # default 100, too many open streams may hurt performance
     # sni: example.com
+    #
+    # meta和sing-box私有扩展，将ss-uot用于udp中继，开启此选项后udp-relay-mode将失效
+    # 警告，与原版tuic不兼容！！！
+    # udp-over-stream: false
+    # udp-over-stream-version: 1
 
   # ShadowsocksR
   # The supported ciphers (encryption methods): all stream ciphers in ss
@@ -770,10 +782,10 @@ proxy-groups:
 # Clash 格式的节点或支持 *ray 的分享格式
 proxy-providers:
   provider1:
-    type: http
+    type: http # http 的 path 可空置,默认储存路径为 homedir的proxies文件夹,文件名为url的md5
     url: "url"
     interval: 3600
-    path: ./provider1.yaml
+    path: ./provider1.yaml # 默认只允许存储在 clash 的 Home Dir，如果想存储到任意位置，添加环境变量 SKIP_SAFE_PATH_CHECK=1
     health-check:
       enable: true
       interval: 600
@@ -790,8 +802,8 @@ rule-providers:
   rule1:
     behavior: classical # domain ipcidr
     interval: 259200
-    path: /path/to/save/file.yaml
+    path: /path/to/save/file.yaml # 默认只允许存储在 clash 的 Home Dir，如果想存储到任意位置，添加环境变量 SKIP_SAFE_PATH_CHECK=1
-    type: http
+    type: http # http 的 path 可空置,默认储存路径为 homedir的rules文件夹,文件名为url的md5
     url: "url"
   rule2:
     behavior: classical
@@ -898,8 +910,11 @@ listeners:
     listen: 0.0.0.0
     # rule: sub-rule-name1 # 默认使用 rules，如果未找到 sub-rule 则直接使用 rules
     # proxy: proxy # 如果不为空则直接将该入站流量交由指定proxy处理(当proxy不为空时，这里的proxy名称必须合法，否则会出错)
-    #  token:
+    # token:    # tuicV4填写（可以同时填写users）
-    #    - TOKEN
+    #   - TOKEN
+    # users:    # tuicV5填写（可以同时填写token）
+    #   00000000-0000-0000-0000-000000000000: PASSWORD_0
+    #   00000000-0000-0000-0000-000000000001: PASSWORD_1
     #  certificate: ./server.crt
     #  private-key: ./server.key
     #  congestion-controller: bbr
@@ -959,7 +974,6 @@ listeners:
     # - com.android.chrome
     # exclude_package: # 排除被路由的 Android 应用包名
     # - com.android.captiveportallogin
-
 # 入口配置与 Listener 等价，传入流量将和 socks,mixed 等入口一样按照 mode 所指定的方式进行匹配处理
 # shadowsocks,vmess 入口配置（传入流量将和socks,mixed等入口一样按照mode所指定的方式进行匹配处理）
 # ss-config: ss://2022-blake3-aes-256-gcm:vlmpIPSyHH6f4S8WVPdRIHIlzmB+GIRfoH3aNJ/t9Gg=@:23456
@@ -969,8 +983,11 @@ listeners:
 # tuic-server:
 #  enable: true
 #  listen: 127.0.0.1:10443
-#  token:
+#  token:    # tuicV4填写（可以同时填写users）
 #    - TOKEN
+#  users:    # tuicV5填写（可以同时填写token）
+#    00000000-0000-0000-0000-000000000000: PASSWORD_0
+#    00000000-0000-0000-0000-000000000001: PASSWORD_1
 #  certificate: ./server.crt
 #  private-key: ./server.key
 #  congestion-controller: bbr

go.mod

@@ -1,58 +1,57 @@
 module github.com/Dreamacro/clash
 
-go 1.19
+go 1.20
 
 require (
-	github.com/3andne/restls-client-go v0.1.4
+	github.com/3andne/restls-client-go v0.1.6
 	github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da
-	github.com/cilium/ebpf v0.10.0
+	github.com/beevik/ntp v1.3.0
-	github.com/coreos/go-iptables v0.6.0
+	github.com/cilium/ebpf v0.11.0
-	github.com/dlclark/regexp2 v1.9.0
+	github.com/coreos/go-iptables v0.7.0
-	github.com/go-chi/chi/v5 v5.0.8
+	github.com/dlclark/regexp2 v1.10.0
+	github.com/go-chi/chi/v5 v5.0.10
 	github.com/go-chi/cors v1.2.1
-	github.com/go-chi/render v1.0.2
+	github.com/go-chi/render v1.0.3
 	github.com/gofrs/uuid/v5 v5.0.0
-	github.com/google/gopacket v1.1.19
 	github.com/gorilla/websocket v1.5.0
-	github.com/hashicorp/golang-lru v0.5.4
+	github.com/insomniacslk/dhcp v0.0.0-20230731140434-0f9eb93a696c
-	github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16
 	github.com/jpillora/backoff v1.0.0
-	github.com/klauspost/cpuid/v2 v2.0.12
+	github.com/klauspost/cpuid/v2 v2.2.5
 	github.com/lunixbochs/struc v0.0.0-20200707160740-784aaebc1d40
 	github.com/mdlayher/netlink v1.7.2
-	github.com/metacubex/quic-go v0.33.3-0.20230510010206-687b537b6a58
+	github.com/metacubex/gopacket v1.1.20-0.20230608035415-7e2f98a3e759
-	github.com/metacubex/sing-shadowsocks v0.2.2-0.20230509230448-a5157cc00a1c
+	github.com/metacubex/quic-go v0.38.1-0.20230821081539-517fdb17fb28
-	github.com/metacubex/sing-shadowsocks2 v0.0.0-20230529235701-a238874242ca
+	github.com/metacubex/sing-shadowsocks v0.2.4
-	github.com/metacubex/sing-tun v0.1.5-0.20230530125750-171afb2dfd8e
+	github.com/metacubex/sing-shadowsocks2 v0.1.3
-	github.com/metacubex/sing-wireguard v0.0.0-20230426030325-41db09ae771a
+	github.com/metacubex/sing-tun v0.1.11
-	github.com/miekg/dns v1.1.54
+	github.com/metacubex/sing-vmess v0.1.8-0.20230801054944-603005461ff8
-	github.com/mroth/weightedrand/v2 v2.0.1
+	github.com/metacubex/sing-wireguard v0.0.0-20230611155257-1498ae315a28
+	github.com/miekg/dns v1.1.55
+	github.com/mroth/weightedrand/v2 v2.1.0
 	github.com/openacid/low v0.1.21
-	github.com/oschwald/geoip2-golang v1.8.0
+	github.com/oschwald/maxminddb-golang v1.12.0
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97
-	github.com/sagernet/sing v0.2.5-0.20230530114415-221f066dba7c
+	github.com/sagernet/sing v0.2.10-0.20230807080248-4db0062caa0a
-	github.com/sagernet/sing-mux v0.0.0-20230517134606-1ebe6bb26646
+	github.com/sagernet/sing-mux v0.1.3-0.20230811111955-dc1639b5204c
-	github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b
+	github.com/sagernet/sing-shadowtls v0.1.4
-	github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3
+	github.com/sagernet/tfo-go v0.0.0-20230816093905-5a5c285d44a6
-	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
-	github.com/sagernet/wireguard-go v0.0.0-20230420044414-a7bac1754e77
+	github.com/sagernet/wireguard-go v0.0.0-20230807125731-5d4a7ef2dc5f
 	github.com/samber/lo v1.38.1
-	github.com/shirou/gopsutil/v3 v3.23.4
+	github.com/shirou/gopsutil/v3 v3.23.7
-	github.com/sirupsen/logrus v1.9.0
+	github.com/sirupsen/logrus v1.9.3
-	github.com/stretchr/testify v1.8.2
+	github.com/stretchr/testify v1.8.4
-	github.com/xtls/go v0.0.0-20230107031059-4610f88d00f3
 	github.com/zhangyunhao116/fastrand v0.3.0
 	go.etcd.io/bbolt v1.3.7
-	go.uber.org/automaxprocs v1.5.2
+	go.uber.org/automaxprocs v1.5.3
-	golang.org/x/crypto v0.9.0
+	golang.org/x/crypto v0.12.0
-	golang.org/x/exp v0.0.0-20230425010034-47ecfdc1ba53
+	golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb
-	golang.org/x/net v0.10.0
+	golang.org/x/net v0.14.0
-	golang.org/x/sync v0.2.0
+	golang.org/x/sync v0.3.0
-	golang.org/x/sys v0.8.0
+	golang.org/x/sys v0.11.0
-	google.golang.org/protobuf v1.30.0
+	google.golang.org/protobuf v1.31.0
 	gopkg.in/yaml.v3 v3.0.1
-	lukechampine.com/blake3 v1.1.7
+	lukechampine.com/blake3 v1.2.1
 )
 
 require (
@@ -66,46 +65,43 @@ require (
 	github.com/ericlagergren/siv v0.0.0-20220507050439-0b757b3aa5f1 // indirect
 	github.com/ericlagergren/subtle v0.0.0-20220507045147-890d697da010 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/gaukas/godicttls v0.0.4 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
-	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
 	github.com/golang/mock v1.6.0 // indirect
 	github.com/google/btree v1.1.2 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
 	github.com/hashicorp/yamux v0.1.1 // indirect
 	github.com/josharian/native v1.1.0 // indirect
-	github.com/klauspost/compress v1.15.15 // indirect
+	github.com/klauspost/compress v1.16.7 // indirect
 	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
 	github.com/mdlayher/socket v0.4.1 // indirect
-	github.com/metacubex/gvisor v0.0.0-20230417114019-3c3ee672d60c // indirect
+	github.com/metacubex/gvisor v0.0.0-20230611153922-78842f086475 // indirect
 	github.com/oasisprotocol/deoxysii v0.0.0-20220228165953-2091330c22b7 // indirect
-	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
+	github.com/onsi/ginkgo/v2 v2.9.5 // indirect
-	github.com/oschwald/maxminddb-golang v1.10.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.14 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.2.1 // indirect
+	github.com/quic-go/qtls-go1-20 v0.3.2 // indirect
-	github.com/quic-go/qtls-go1-20 v0.1.1 // indirect
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 // indirect
 	github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9 // indirect
-	github.com/shoenig/go-m1cpu v0.1.5 // indirect
+	github.com/shoenig/go-m1cpu v0.1.6 // indirect
 	github.com/sina-ghaderi/poly1305 v0.0.0-20220724002748-c5926b03988b // indirect
 	github.com/sina-ghaderi/rabaead v0.0.0-20220730151906-ab6e06b96e8c // indirect
 	github.com/sina-ghaderi/rabbitio v0.0.0-20220730151941-9ce26f4f872e // indirect
 	github.com/tklauser/go-sysconf v0.3.11 // indirect
 	github.com/tklauser/numcpus v0.6.0 // indirect
 	github.com/u-root/uio v0.0.0-20230220225925-ffce2a382923 // indirect
-	github.com/vishvananda/netns v0.0.4 // indirect
+	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
-	github.com/yusufpapurcu/wmi v1.2.2 // indirect
+	github.com/yusufpapurcu/wmi v1.2.3 // indirect
 	gitlab.com/yawning/bsaes.git v0.0.0-20190805113838-0a714cd429ec // indirect
-	golang.org/x/mod v0.8.0 // indirect
+	golang.org/x/mod v0.11.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/text v0.12.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.6.0 // indirect
+	golang.org/x/tools v0.9.1 // indirect
 )
 
-replace github.com/sagernet/sing => github.com/metacubex/sing v0.0.0-20230530121223-b768faae5c6b
+replace github.com/sagernet/sing => github.com/metacubex/sing v0.0.0-20230817143035-28d23f152579
-
-replace github.com/sagernet/sing-vmess => github.com/metacubex/sing-vmess v0.1.5-0.20230520082358-78b126617899

go.sum

@@ -1,5 +1,5 @@
-github.com/3andne/restls-client-go v0.1.4 h1:kLNC2aSRHPlEVYmTj6EOqJoorCpobEe2toMRSfBF7FU=
+github.com/3andne/restls-client-go v0.1.6 h1:tRx/YilqW7iHpgmEL4E1D8dAsuB0tFF3uvncS+B6I08=
-github.com/3andne/restls-client-go v0.1.4/go.mod h1:04CGbRk1BwBiEDles8b5mlKgTqIwE5MqF7JDloJV47I=
+github.com/3andne/restls-client-go v0.1.6/go.mod h1:iEdTZNt9kzPIxjIGSMScUFSBrUH6bFRNg0BWlP4orEY=
 github.com/RyuaNerin/go-krypto v1.0.2 h1:9KiZrrBs+tDrQ66dNy4nrX6SzntKtSKdm0wKHhdB4WM=
 github.com/RyuaNerin/go-krypto v1.0.2/go.mod h1:17LzMeJCgzGTkPH3TmfzRnEJ/yA7ErhTPp9sxIqONtA=
 github.com/Yawning/aez v0.0.0-20211027044916-e49e68abd344 h1:cDVUiFo+npB0ZASqnw4q90ylaVAbnYyx0JYqK4YcGok=
@@ -10,19 +10,21 @@ github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
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 github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
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 github.com/blang/semver v3.5.1+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
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-github.com/cilium/ebpf v0.10.0 h1:nk5HPMeoBXtOzbkZBWym+ZWq1GIiHUsBFXxwewXAHLQ=
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-github.com/cilium/ebpf v0.10.0/go.mod h1:DPiVdY/kT534dgc9ERmvP8mWA+9gvwgKfRvk4nNWnoE=
+github.com/cilium/ebpf v0.11.0/go.mod h1:WE7CZAnqOL2RouJ4f1uyNhqr2P4CCvXFIqdRDUgWsVs=
-github.com/coreos/go-iptables v0.6.0 h1:is9qnZMPYjLd8LYqmm/qlE+wwEgJIkTYdhV3rfZo4jk=
+github.com/coreos/go-iptables v0.7.0 h1:XWM3V+MPRr5/q51NuWSgU0fqMad64Zyxs8ZUoMsamr8=
-github.com/coreos/go-iptables v0.6.0/go.mod h1:Qe8Bv2Xik5FyTXwgIbLAnv2sWSBmvWdFETJConOQ//Q=
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 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/dlclark/regexp2 v1.9.0 h1:pTK/l/3qYIKaRXuHnEnIf7Y5NxfRPfpb7dis6/gdlVI=
+github.com/dlclark/regexp2 v1.10.0 h1:+/GIL799phkJqYW+3YbOd8LCcbHzT0Pbo8zl70MHsq0=
-github.com/dlclark/regexp2 v1.9.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/dlclark/regexp2 v1.10.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/ericlagergren/aegis v0.0.0-20230312195928-b4ce538b56f9 h1:/5RkVc9Rc81XmMyVqawCiDyrBHZbLAZgTTCqou4mwj8=
 github.com/ericlagergren/aegis v0.0.0-20230312195928-b4ce538b56f9/go.mod h1:hkIFzoiIPZYxdFOOLyDho59b7SrDfo+w3h+yWdlg45I=
 github.com/ericlagergren/polyval v0.0.0-20220411101811-e25bc10ba391 h1:8j2RH289RJplhA6WfdaPqzg1MjH2K8wX5e0uhAxrw2g=
@@ -32,56 +34,54 @@ github.com/ericlagergren/siv v0.0.0-20220507050439-0b757b3aa5f1 h1:tlDMEdcPRQKBE
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 github.com/ericlagergren/subtle v0.0.0-20220507045147-890d697da010 h1:fuGucgPk5dN6wzfnxl3D0D3rVLw4v2SbBT9jb4VnxzA=
 github.com/ericlagergren/subtle v0.0.0-20220507045147-890d697da010/go.mod h1:JtBcj7sBuTTRupn7c2bFspMDIObMJsVK8TeUvpShPok=
-github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
+github.com/frankban/quicktest v1.14.5 h1:dfYrrRyLtiqT9GyKXgdh+k4inNeTvmGbuSgZ3lx3GhA=
 github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
 github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
-github.com/go-chi/chi/v5 v5.0.8 h1:lD+NLqFcAi1ovnVZpsnObHGW4xb4J8lNmoYVfECH1Y0=
+github.com/gaukas/godicttls v0.0.4 h1:NlRaXb3J6hAnTmWdsEKb9bcSBD6BvcIjdGdeb0zfXbk=
-github.com/go-chi/chi/v5 v5.0.8/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/gaukas/godicttls v0.0.4/go.mod h1:l6EenT4TLWgTdwslVb4sEMOCf7Bv0JAK67deKr9/NCI=
+github.com/go-chi/chi/v5 v5.0.10 h1:rLz5avzKpjqxrYwXNfmjkrYYXOyLJd37pz53UFHC6vk=
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-github.com/klauspost/cpuid/v2 v2.0.12 h1:p9dKCg8i4gmOxtv35DvrYoWqYzQrvEVdjQ762Y0OqZE=
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@@ -92,40 +92,40 @@ github.com/mdlayher/netlink v1.7.2 h1:/UtM3ofJap7Vl4QWCPDGXY8d3GIY2UGSDbK+QWmY8/
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+google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-lukechampine.com/blake3 v1.1.7 h1:GgRMhmdsuK8+ii6UZFDL8Nb+VyMwadAgcJyfYHxG6n0=
+lukechampine.com/blake3 v1.2.1 h1:YuqqRuaqsGV71BV/nm9xlI0MKUv4QC54jQnBChWbGnI=
-lukechampine.com/blake3 v1.1.7/go.mod h1:tkKEOtDkNtklkXtLNEOGNq5tcV90tJiA1vAA12R78LA=
+lukechampine.com/blake3 v1.2.1/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=

hub/executor/executor.go

@@ -2,11 +2,15 @@ package executor
 
 import (
 	"fmt"
+	"github.com/Dreamacro/clash/ntp"
+	"net"
 	"net/netip"
 	"os"
 	"runtime"
+	"strconv"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/Dreamacro/clash/adapter"
 	"github.com/Dreamacro/clash/adapter/inbound"
@@ -92,6 +96,7 @@ func ApplyConfig(cfg *config.Config, force bool) {
 	updateSniffer(cfg.Sniffer)
 	updateHosts(cfg.Hosts)
 	updateGeneral(cfg.General)
+	updateNTP(cfg.NTP)
 	updateDNS(cfg.DNS, cfg.RuleProviders, cfg.General.IPv6)
 	updateListeners(cfg.General, cfg.Listeners, force)
 	updateIPTables(cfg)
@@ -129,7 +134,7 @@ func GetGeneral() *config.General {
 			RedirPort:         ports.RedirPort,
 			TProxyPort:        ports.TProxyPort,
 			MixedPort:         ports.MixedPort,
-			Tun:               listener.GetTunConf(),
+			Tun:               listener.LastTunConf,
 			TuicServer:        listener.GetTuicConf(),
 			ShadowSocksConfig: ports.ShadowSocksConfig,
 			VmessConfig:       ports.VmessConfig,
@@ -178,6 +183,13 @@ func updateListeners(general *config.General, listeners map[string]C.InboundList
 func updateExperimental(c *config.Config) {
 }
 
+func updateNTP(c *config.NTP) {
+	if c.Enable {
+		ntp.ReCreateNTPService(net.JoinHostPort(c.Server, strconv.Itoa(c.Port)),
+			time.Duration(c.Interval))
+	}
+}
+
 func updateDNS(c *config.DNS, ruleProvider map[string]provider.RuleProvider, generalIPv6 bool) {
 	if !c.Enable {
 		resolver.DefaultResolver = nil
@@ -360,6 +372,7 @@ func updateGeneral(general *config.General) {
 	}
 
 	inbound.SetTfo(general.InboundTfo)
+	inbound.SetMPTCP(general.InboundMPTCP)
 
 	adapter.UnifiedDelay.Store(general.UnifiedDelay)
 

hub/route/configs.go

@@ -84,16 +84,18 @@ type tunSchema struct {
 }
 
 type tuicServerSchema struct {
-	Enable                bool      `yaml:"enable" json:"enable"`
+	Enable                bool               `yaml:"enable" json:"enable"`
-	Listen                *string   `yaml:"listen" json:"listen"`
+	Listen                *string            `yaml:"listen" json:"listen"`
-	Token                 *[]string `yaml:"token" json:"token"`
+	Token                 *[]string          `yaml:"token" json:"token"`
-	Certificate           *string   `yaml:"certificate" json:"certificate"`
+	Users                 *map[string]string `yaml:"users" json:"users,omitempty"`
-	PrivateKey            *string   `yaml:"private-key" json:"private-key"`
+	Certificate           *string            `yaml:"certificate" json:"certificate"`
-	CongestionController  *string   `yaml:"congestion-controller" json:"congestion-controller,omitempty"`
+	PrivateKey            *string            `yaml:"private-key" json:"private-key"`
-	MaxIdleTime           *int      `yaml:"max-idle-time" json:"max-idle-time,omitempty"`
+	CongestionController  *string            `yaml:"congestion-controller" json:"congestion-controller,omitempty"`
-	AuthenticationTimeout *int      `yaml:"authentication-timeout" json:"authentication-timeout,omitempty"`
+	MaxIdleTime           *int               `yaml:"max-idle-time" json:"max-idle-time,omitempty"`
-	ALPN                  *[]string `yaml:"alpn" json:"alpn,omitempty"`
+	AuthenticationTimeout *int               `yaml:"authentication-timeout" json:"authentication-timeout,omitempty"`
-	MaxUdpRelayPacketSize *int      `yaml:"max-udp-relay-packet-size" json:"max-udp-relay-packet-size,omitempty"`
+	ALPN                  *[]string          `yaml:"alpn" json:"alpn,omitempty"`
+	MaxUdpRelayPacketSize *int               `yaml:"max-udp-relay-packet-size" json:"max-udp-relay-packet-size,omitempty"`
+	CWND                  *int               `yaml:"cwnd" json:"cwnd,omitempty"`
 }
 
 func getConfigs(w http.ResponseWriter, r *http.Request) {
@@ -186,6 +188,9 @@ func pointerOrDefaultTuicServer(p *tuicServerSchema, def LC.TuicServer) LC.TuicS
 		if p.Token != nil {
 			def.Token = *p.Token
 		}
+		if p.Users != nil {
+			def.Users = *p.Users
+		}
 		if p.Certificate != nil {
 			def.Certificate = *p.Certificate
 		}
@@ -207,6 +212,9 @@ func pointerOrDefaultTuicServer(p *tuicServerSchema, def LC.TuicServer) LC.TuicS
 		if p.MaxUdpRelayPacketSize != nil {
 			def.MaxUdpRelayPacketSize = *p.MaxUdpRelayPacketSize
 		}
+		if p.CWND != nil {
+			def.CWND = *p.CWND
+		}
 	}
 	return def
 }

hub/route/connections.go

@@ -73,20 +73,16 @@ func getConnections(w http.ResponseWriter, r *http.Request) {
 
 func closeConnection(w http.ResponseWriter, r *http.Request) {
 	id := chi.URLParam(r, "id")
-	snapshot := statistic.DefaultManager.Snapshot()
+	if c := statistic.DefaultManager.Get(id); c != nil {
-	for _, c := range snapshot.Connections {
+		_ = c.Close()
-		if id == c.ID() {
-			c.Close()
-			break
-		}
 	}
 	render.NoContent(w, r)
 }
 
 func closeAllConnections(w http.ResponseWriter, r *http.Request) {
-	snapshot := statistic.DefaultManager.Snapshot()
+	statistic.DefaultManager.Range(func(c statistic.Tracker) bool {
-	for _, c := range snapshot.Connections {
+		_ = c.Close()
-		c.Close()
+		return true
-	}
+	})
 	render.NoContent(w, r)
 }

hub/route/groups.go

@@ -2,14 +2,17 @@ package route
 
 import (
 	"context"
-	"github.com/Dreamacro/clash/adapter"
-	C "github.com/Dreamacro/clash/constant"
-	"github.com/Dreamacro/clash/tunnel"
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/render"
 	"net/http"
 	"strconv"
 	"time"
+
+	"github.com/Dreamacro/clash/adapter"
+	"github.com/Dreamacro/clash/adapter/outboundgroup"
+	"github.com/Dreamacro/clash/common/utils"
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/tunnel"
 )
 
 func GroupRouter() http.Handler {
@@ -55,6 +58,11 @@ func getGroupDelay(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if proxy.(*adapter.Proxy).Type() == C.URLTest {
+		URLTestGroup := proxy.(*adapter.Proxy).ProxyAdapter.(*outboundgroup.URLTest)
+		URLTestGroup.ForceSet("")
+	}
+
 	query := r.URL.Query()
 	url := query.Get("url")
 	timeout, err := strconv.ParseInt(query.Get("timeout"), 10, 32)
@@ -64,11 +72,17 @@ func getGroupDelay(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	expectedStatus, err := utils.NewIntRanges[uint16](query.Get("expected"))
+	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()
 
-	dm, err := group.URLTest(ctx, url)
+	dm, err := group.URLTest(ctx, url, expectedStatus)
-
 	if err != nil {
 		render.Status(r, http.StatusGatewayTimeout)
 		render.JSON(w, r, newError(err.Error()))