Merge branch 'Beta' into Meta

close #232

.github/workflows/prerelease.yml

@@ -17,7 +17,7 @@ jobs:
         run: |
           echo ::set-output name=go_version::$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
       - name: Setup Go
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v3
         with:
           go-version: ${{ steps.version.outputs.go_version }}
 

Dockerfile

@@ -16,11 +16,11 @@ RUN go mod download &&\
 FROM alpine:latest
 LABEL org.opencontainers.image.source="https://github.com/MetaCubeX/Clash.Meta"
 
-RUN apk add --no-cache ca-certificates tzdata
+RUN apk add --no-cache ca-certificates tzdata iptables
 
 VOLUME ["/root/.config/clash/"]
 
 COPY --from=builder /clash-config/ /root/.config/clash/
 COPY --from=builder /clash /clash
 RUN chmod +x /clash
-ENTRYPOINT [ "/clash" ]
+ENTRYPOINT [ "/clash" ]

Makefile

@@ -12,7 +12,7 @@ VERSION=$(shell git rev-parse --short HEAD)
 endif
 
 BUILDTIME=$(shell date -u)
-GOBUILD=CGO_ENABLED=0 go build -trimpath -ldflags '-X "github.com/Dreamacro/clash/constant.Version=$(VERSION)" \
+GOBUILD=CGO_ENABLED=0 go build -tags with_gvisor -trimpath -ldflags '-X "github.com/Dreamacro/clash/constant.Version=$(VERSION)" \
 		-X "github.com/Dreamacro/clash/constant.BuildTime=$(BUILDTIME)" \
 		-w -s -buildid='
 
@@ -147,3 +147,11 @@ lint:
 
 clean:
 	rm $(BINDIR)/*
+
+CLANG ?= clang-14
+CFLAGS := -O2 -g -Wall -Werror $(CFLAGS)
+
+ebpf: export BPF_CLANG := $(CLANG)
+ebpf: export BPF_CFLAGS := $(CFLAGS)
+ebpf:
+	cd component/ebpf/ && go generate ./...

README.md

@@ -251,8 +251,8 @@ User=clash-meta
 Group=clash-meta
 LimitNPROC=500
 LimitNOFILE=1000000
-CapabilityBoundingSet=cap_net_admin
-AmbientCapabilities=cap_net_admin
+CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
+AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
 Restart=always
 ExecStartPre=/usr/bin/sleep 1s
 ExecStart=/usr/local/bin/Clash-Meta -d /etc/Clash-Meta
@@ -274,7 +274,7 @@ $ systemctl start Clash-Meta
 
 Clash add field `Process` to `Metadata` and prepare to get process name for Restful API `GET /connections`.
 
-To display process name in GUI please use [Dashboard For Meta](https://github.com/Clash-Mini/Dashboard).
+To display process name in GUI please use [Dashboard For Meta](https://github.com/MetaCubeX/clash-dashboard).
 
 ![img.png](https://github.com/Clash-Mini/Dashboard/raw/master/View/Dashboard-Process.png)
 

adapter/adapter.go

@@ -11,7 +11,6 @@ import (
 	"net/http"
 	"net/netip"
 	"net/url"
-	"strings"
 	"time"
 
 	"go.uber.org/atomic"
@@ -40,11 +39,6 @@ func (p *Proxy) Dial(metadata *C.Metadata) (C.Conn, error) {
 // DialContext implements C.ProxyAdapter
 func (p *Proxy) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
 	conn, err := p.ProxyAdapter.DialContext(ctx, metadata, opts...)
-	wasCancel := false
-	if err != nil {
-		wasCancel = strings.Contains(err.Error(), "operation was canceled")
-	}
-	p.alive.Store(err == nil || wasCancel)
 	return conn, err
 }
 
@@ -58,7 +52,6 @@ func (p *Proxy) DialUDP(metadata *C.Metadata) (C.PacketConn, error) {
 // ListenPacketContext implements C.ProxyAdapter
 func (p *Proxy) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
 	pc, err := p.ProxyAdapter.ListenPacketContext(ctx, metadata, opts...)
-	p.alive.Store(err == nil)
 	return pc, err
 }
 
@@ -151,25 +144,32 @@ func (p *Proxy) URLTest(ctx context.Context, url string) (t uint16, err error) {
 	}
 
 	client := http.Client{
+		Timeout:   30 * time.Second,
 		Transport: transport,
 		CheckRedirect: func(req *http.Request, via []*http.Request) error {
 			return http.ErrUseLastResponse
 		},
 	}
+
 	defer client.CloseIdleConnections()
+
 	resp, err := client.Do(req)
+
 	if err != nil {
 		return
 	}
 
+	_ = resp.Body.Close()
+
 	if unifiedDelay {
-		start = time.Now()
+		second := time.Now()
 		resp, err = client.Do(req)
-		if err != nil {
-			return
+		if err == nil {
+			_ = resp.Body.Close()
+			start = second
 		}
 	}
-	_ = resp.Body.Close()
+
 	t = uint16(time.Since(start) / time.Millisecond)
 	return
 }

adapter/inbound/util.go

@@ -1,13 +1,13 @@
 package inbound
 
 import (
+	"github.com/Dreamacro/clash/common/nnip"
 	"net"
 	"net/http"
 	"net/netip"
 	"strconv"
 	"strings"
 
-	"github.com/Dreamacro/clash/common/nnip"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/transport/socks5"
 )
@@ -26,7 +26,8 @@ func parseSocksAddr(target socks5.Addr) *C.Metadata {
 		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]))
 	case socks5.AtypIPv6:
-		metadata.DstIP = nnip.IpToAddr(net.IP(target[1 : 1+net.IPv6len]))
+		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]))
 	}
 

adapter/outbound/base.go

@@ -13,13 +13,14 @@ import (
 )
 
 type Base struct {
-	name  string
-	addr  string
-	iface string
-	tp    C.AdapterType
-	udp   bool
-	rmark int
-	id    string
+	name   string
+	addr   string
+	iface  string
+	tp     C.AdapterType
+	udp    bool
+	rmark  int
+	id     string
+	prefer C.DNSPrefer
 }
 
 // Name implements C.ProxyAdapter
@@ -89,7 +90,7 @@ func (b *Base) Addr() string {
 }
 
 // Unwrap implements C.ProxyAdapter
-func (b *Base) Unwrap(metadata *C.Metadata) C.Proxy {
+func (b *Base) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
 	return nil
 }
 
@@ -103,12 +104,25 @@ func (b *Base) DialOptions(opts ...dialer.Option) []dialer.Option {
 		opts = append(opts, dialer.WithRoutingMark(b.rmark))
 	}
 
+	switch b.prefer {
+	case C.IPv4Only:
+		opts = append(opts, dialer.WithOnlySingleStack(true))
+	case C.IPv6Only:
+		opts = append(opts, dialer.WithOnlySingleStack(false))
+	case C.IPv4Prefer:
+		opts = append(opts, dialer.WithPreferIPv4())
+	case C.IPv6Prefer:
+		opts = append(opts, dialer.WithPreferIPv6())
+	default:
+	}
+
 	return opts
 }
 
 type BasicOption struct {
 	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"`
 }
 
 type BaseOption struct {
@@ -118,16 +132,18 @@ type BaseOption struct {
 	UDP         bool
 	Interface   string
 	RoutingMark int
+	Prefer      C.DNSPrefer
 }
 
 func NewBase(opt BaseOption) *Base {
 	return &Base{
-		name:  opt.Name,
-		addr:  opt.Addr,
-		tp:    opt.Type,
-		udp:   opt.UDP,
-		iface: opt.Interface,
-		rmark: opt.RoutingMark,
+		name:   opt.Name,
+		addr:   opt.Addr,
+		tp:     opt.Type,
+		udp:    opt.UDP,
+		iface:  opt.Interface,
+		rmark:  opt.RoutingMark,
+		prefer: opt.Prefer,
 	}
 }
 

adapter/outbound/direct.go

@@ -40,9 +40,10 @@ type directPacketConn struct {
 func NewDirect() *Direct {
 	return &Direct{
 		Base: &Base{
-			name: "DIRECT",
-			tp:   C.Direct,
-			udp:  true,
+			name:   "DIRECT",
+			tp:     C.Direct,
+			udp:    true,
+			prefer: C.DualStack,
 		},
 	}
 }
@@ -50,9 +51,10 @@ func NewDirect() *Direct {
 func NewCompatible() *Direct {
 	return &Direct{
 		Base: &Base{
-			name: "COMPATIBLE",
-			tp:   C.Compatible,
-			udp:  true,
+			name:   "COMPATIBLE",
+			tp:     C.Compatible,
+			udp:    true,
+			prefer: C.DualStack,
 		},
 	}
 }

adapter/outbound/http.go

@@ -7,6 +7,7 @@ import (
 	"encoding/base64"
 	"errors"
 	"fmt"
+	tlsC "github.com/Dreamacro/clash/component/tls"
 	"io"
 	"net"
 	"net/http"
@@ -35,6 +36,7 @@ type HttpOption struct {
 	TLS            bool              `proxy:"tls,omitempty"`
 	SNI            string            `proxy:"sni,omitempty"`
 	SkipCertVerify bool              `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint    string            `proxy:"fingerprint,omitempty"`
 	Headers        map[string]string `proxy:"headers,omitempty"`
 }
 
@@ -126,30 +128,41 @@ func (h *Http) shakeHand(metadata *C.Metadata, rw io.ReadWriter) error {
 	return fmt.Errorf("can not connect remote err code: %d", resp.StatusCode)
 }
 
-func NewHttp(option HttpOption) *Http {
+func NewHttp(option HttpOption) (*Http, error) {
 	var tlsConfig *tls.Config
 	if option.TLS {
 		sni := option.Server
 		if option.SNI != "" {
 			sni = option.SNI
 		}
-		tlsConfig = &tls.Config{
-			InsecureSkipVerify: option.SkipCertVerify,
-			ServerName:         sni,
+		if len(option.Fingerprint) == 0 {
+			tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(&tls.Config{
+				InsecureSkipVerify: option.SkipCertVerify,
+				ServerName:         sni,
+			})
+		} else {
+			var err error
+			if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(&tls.Config{
+				InsecureSkipVerify: option.SkipCertVerify,
+				ServerName:         sni,
+			}, option.Fingerprint); err != nil {
+				return nil, err
+			}
 		}
 	}
 
 	return &Http{
 		Base: &Base{
-			name:  option.Name,
-			addr:  net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
-			tp:    C.Http,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
+			tp:     C.Http,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		user:      option.UserName,
 		pass:      option.Password,
 		tlsConfig: tlsConfig,
 		option:    &option,
-	}
+	}, nil
 }

adapter/outbound/hysteria.go

@@ -0,0 +1,332 @@
+package outbound
+
+import (
+	"context"
+	"crypto/sha256"
+	"crypto/tls"
+	"encoding/base64"
+	"encoding/hex"
+	"encoding/pem"
+	"fmt"
+	"net"
+	"os"
+	"regexp"
+	"strconv"
+	"time"
+
+	"github.com/lucas-clemente/quic-go"
+	"github.com/lucas-clemente/quic-go/congestion"
+	M "github.com/sagernet/sing/common/metadata"
+
+	"github.com/Dreamacro/clash/component/dialer"
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/log"
+	hyCongestion "github.com/Dreamacro/clash/transport/hysteria/congestion"
+	"github.com/Dreamacro/clash/transport/hysteria/core"
+	"github.com/Dreamacro/clash/transport/hysteria/obfs"
+	"github.com/Dreamacro/clash/transport/hysteria/pmtud_fix"
+	"github.com/Dreamacro/clash/transport/hysteria/transport"
+)
+
+const (
+	mbpsToBps   = 125000
+	minSpeedBPS = 16384
+
+	DefaultStreamReceiveWindow     = 15728640 // 15 MB/s
+	DefaultConnectionReceiveWindow = 67108864 // 64 MB/s
+	DefaultMaxIncomingStreams      = 1024
+
+	DefaultALPN     = "hysteria"
+	DefaultProtocol = "udp"
+)
+
+var rateStringRegexp = regexp.MustCompile(`^(\d+)\s*([KMGT]?)([Bb])ps$`)
+
+type Hysteria struct {
+	*Base
+
+	client *core.Client
+}
+
+func (h *Hysteria) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
+	hdc := hyDialerWithContext{
+		ctx: context.Background(),
+		hyDialer: func() (net.PacketConn, error) {
+			return dialer.ListenPacket(ctx, "udp", "", h.Base.DialOptions(opts...)...)
+		},
+		remoteAddr: func(addr string) (net.Addr, error) {
+			return resolveUDPAddrWithPrefer("udp", addr, h.prefer)
+		},
+	}
+
+	tcpConn, err := h.client.DialTCP(metadata.RemoteAddress(), &hdc)
+	if err != nil {
+		return nil, err
+	}
+
+	return NewConn(tcpConn, h), nil
+}
+
+func (h *Hysteria) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
+	hdc := hyDialerWithContext{
+		ctx: context.Background(),
+		hyDialer: func() (net.PacketConn, error) {
+			return dialer.ListenPacket(ctx, "udp", "", h.Base.DialOptions(opts...)...)
+		},
+		remoteAddr: func(addr string) (net.Addr, error) {
+			return resolveUDPAddrWithPrefer("udp", addr, h.prefer)
+		},
+	}
+	udpConn, err := h.client.DialUDP(&hdc)
+	if err != nil {
+		return nil, err
+	}
+	return newPacketConn(&hyPacketConn{udpConn}, h), nil
+}
+
+type HysteriaOption struct {
+	BasicOption
+	Name                string   `proxy:"name"`
+	Server              string   `proxy:"server"`
+	Port                int      `proxy:"port"`
+	Protocol            string   `proxy:"protocol,omitempty"`
+	ObfsProtocol        string   `proxy:"obfs-protocol,omitempty"` // compatible with Stash
+	Up                  string   `proxy:"up"`
+	UpSpeed             int      `proxy:"up-speed,omitempty"` // compatible with Stash
+	Down                string   `proxy:"down"`
+	DownSpeed           int      `proxy:"down-speed,omitempty"` // compatible with Stash
+	Auth                string   `proxy:"auth,omitempty"`
+	AuthString          string   `proxy:"auth_str,omitempty"`
+	Obfs                string   `proxy:"obfs,omitempty"`
+	SNI                 string   `proxy:"sni,omitempty"`
+	SkipCertVerify      bool     `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint         string   `proxy:"fingerprint,omitempty"`
+	ALPN                []string `proxy:"alpn,omitempty"`
+	CustomCA            string   `proxy:"ca,omitempty"`
+	CustomCAString      string   `proxy:"ca_str,omitempty"`
+	ReceiveWindowConn   int      `proxy:"recv_window_conn,omitempty"`
+	ReceiveWindow       int      `proxy:"recv_window,omitempty"`
+	DisableMTUDiscovery bool     `proxy:"disable_mtu_discovery,omitempty"`
+}
+
+func (c *HysteriaOption) Speed() (uint64, uint64, error) {
+	var up, down uint64
+	up = stringToBps(c.Up)
+	if up == 0 {
+		return 0, 0, fmt.Errorf("invaild upload speed: %s", c.Up)
+	}
+
+	down = stringToBps(c.Down)
+	if down == 0 {
+		return 0, 0, fmt.Errorf("invaild download speed: %s", c.Down)
+	}
+
+	return up, down, nil
+}
+
+func NewHysteria(option HysteriaOption) (*Hysteria, error) {
+	clientTransport := &transport.ClientTransport{
+		Dialer: &net.Dialer{
+			Timeout: 8 * time.Second,
+		},
+	}
+
+	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
+	serverName := option.Server
+	if option.SNI != "" {
+		serverName = option.SNI
+	}
+
+	tlsConfig := &tls.Config{
+		ServerName:         serverName,
+		InsecureSkipVerify: option.SkipCertVerify,
+		MinVersion:         tls.VersionTLS13,
+	}
+
+	var bs []byte
+	var err error
+	if len(option.CustomCA) > 0 {
+		bs, err = os.ReadFile(option.CustomCA)
+		if err != nil {
+			return nil, fmt.Errorf("hysteria %s load ca error: %w", addr, err)
+		}
+	} else if option.CustomCAString != "" {
+		bs = []byte(option.CustomCAString)
+	}
+
+	if len(bs) > 0 {
+		block, _ := pem.Decode(bs)
+		if block == nil {
+			return nil, fmt.Errorf("CA cert is not PEM")
+		}
+
+		fpBytes := sha256.Sum256(block.Bytes)
+		if len(option.Fingerprint) == 0 {
+			option.Fingerprint = hex.EncodeToString(fpBytes[:])
+		}
+	}
+
+	if len(option.Fingerprint) != 0 {
+		var err error
+		tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint)
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
+	}
+
+	if len(option.ALPN) > 0 {
+		tlsConfig.NextProtos = option.ALPN
+	} else {
+		tlsConfig.NextProtos = []string{DefaultALPN}
+	}
+
+	quicConfig := &quic.Config{
+		InitialStreamReceiveWindow:     uint64(option.ReceiveWindowConn),
+		MaxStreamReceiveWindow:         uint64(option.ReceiveWindowConn),
+		InitialConnectionReceiveWindow: uint64(option.ReceiveWindow),
+		MaxConnectionReceiveWindow:     uint64(option.ReceiveWindow),
+		KeepAlivePeriod:                10 * time.Second,
+		DisablePathMTUDiscovery:        option.DisableMTUDiscovery,
+		EnableDatagrams:                true,
+	}
+	if option.ObfsProtocol != "" {
+		option.Protocol = option.ObfsProtocol
+	}
+	if option.Protocol == "" {
+		option.Protocol = DefaultProtocol
+	}
+	if option.ReceiveWindowConn == 0 {
+		quicConfig.InitialStreamReceiveWindow = DefaultStreamReceiveWindow / 10
+		quicConfig.MaxStreamReceiveWindow = DefaultStreamReceiveWindow
+	}
+	if option.ReceiveWindow == 0 {
+		quicConfig.InitialConnectionReceiveWindow = DefaultConnectionReceiveWindow / 10
+		quicConfig.MaxConnectionReceiveWindow = DefaultConnectionReceiveWindow
+	}
+	if !quicConfig.DisablePathMTUDiscovery && pmtud_fix.DisablePathMTUDiscovery {
+		log.Infoln("hysteria: Path MTU Discovery is not yet supported on this platform")
+	}
+
+	var auth = []byte(option.AuthString)
+	if option.Auth != "" {
+		auth, err = base64.StdEncoding.DecodeString(option.Auth)
+		if err != nil {
+			return nil, err
+		}
+	}
+	var obfuscator obfs.Obfuscator
+	if len(option.Obfs) > 0 {
+		obfuscator = obfs.NewXPlusObfuscator([]byte(option.Obfs))
+	}
+
+	up, down, err := option.Speed()
+	if err != nil {
+		return nil, err
+	}
+	if option.UpSpeed != 0 {
+		up = uint64(option.UpSpeed * mbpsToBps)
+	}
+	if option.DownSpeed != 0 {
+		down = uint64(option.DownSpeed * mbpsToBps)
+	}
+	client, err := core.NewClient(
+		addr, option.Protocol, auth, tlsConfig, quicConfig, clientTransport, up, down, func(refBPS uint64) congestion.CongestionControl {
+			return hyCongestion.NewBrutalSender(congestion.ByteCount(refBPS))
+		}, obfuscator,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("hysteria %s create error: %w", addr, err)
+	}
+	return &Hysteria{
+		Base: &Base{
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.Hysteria,
+			udp:    true,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
+		},
+		client: client,
+	}, nil
+}
+
+func stringToBps(s string) uint64 {
+	if s == "" {
+		return 0
+	}
+
+	// when have not unit, use Mbps
+	if v, err := strconv.Atoi(s); err == nil {
+		return stringToBps(fmt.Sprintf("%d Mbps", v))
+	}
+
+	m := rateStringRegexp.FindStringSubmatch(s)
+	if m == nil {
+		return 0
+	}
+	var n uint64
+	switch m[2] {
+	case "K":
+		n = 1 << 10
+	case "M":
+		n = 1 << 20
+	case "G":
+		n = 1 << 30
+	case "T":
+		n = 1 << 40
+	default:
+		n = 1
+	}
+	v, _ := strconv.ParseUint(m[1], 10, 64)
+	n = v * n
+	if m[3] == "b" {
+		// Bits, need to convert to bytes
+		n = n >> 3
+	}
+	return n
+}
+
+type hyPacketConn struct {
+	core.UDPConn
+}
+
+func (c *hyPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
+	b, addrStr, err := c.UDPConn.ReadFrom()
+	if err != nil {
+		return
+	}
+	n = copy(p, b)
+	addr = M.ParseSocksaddr(addrStr).UDPAddr()
+	return
+}
+
+func (c *hyPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
+	err = c.UDPConn.WriteTo(p, M.SocksaddrFromNet(addr).String())
+	if err != nil {
+		return
+	}
+	n = len(p)
+	return
+}
+
+type hyDialerWithContext struct {
+	hyDialer   func() (net.PacketConn, error)
+	ctx        context.Context
+	remoteAddr func(host string) (net.Addr, error)
+}
+
+func (h *hyDialerWithContext) ListenPacket() (net.PacketConn, error) {
+	return h.hyDialer()
+}
+
+func (h *hyDialerWithContext) Context() context.Context {
+	return h.ctx
+}
+
+func (h *hyDialerWithContext) RemoteAddr(host string) (net.Addr, error) {
+	return h.remoteAddr(host)
+}

adapter/outbound/reject.go

@@ -27,9 +27,10 @@ func (r *Reject) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 func NewReject() *Reject {
 	return &Reject{
 		Base: &Base{
-			name: "REJECT",
-			tp:   C.Reject,
-			udp:  true,
+			name:   "REJECT",
+			tp:     C.Reject,
+			udp:    true,
+			prefer: C.DualStack,
 		},
 	}
 }
@@ -37,9 +38,10 @@ func NewReject() *Reject {
 func NewPass() *Reject {
 	return &Reject{
 		Base: &Base{
-			name: "PASS",
-			tp:   C.Pass,
-			udp:  true,
+			name:   "PASS",
+			tp:     C.Pass,
+			udp:    true,
+			prefer: C.DualStack,
 		},
 	}
 }

adapter/outbound/shadowsocks.go

@@ -10,16 +10,21 @@ import (
 	"github.com/Dreamacro/clash/common/structure"
 	"github.com/Dreamacro/clash/component/dialer"
 	C "github.com/Dreamacro/clash/constant"
-	"github.com/Dreamacro/clash/transport/shadowsocks/core"
 	obfs "github.com/Dreamacro/clash/transport/simple-obfs"
 	"github.com/Dreamacro/clash/transport/socks5"
 	v2rayObfs "github.com/Dreamacro/clash/transport/v2ray-plugin"
+	"github.com/sagernet/sing-shadowsocks"
+	"github.com/sagernet/sing-shadowsocks/shadowimpl"
+	"github.com/sagernet/sing/common/bufio"
+	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing/common/uot"
 )
 
 type ShadowSocks struct {
 	*Base
-	cipher core.Cipher
+	method shadowsocks.Method
 
+	option *ShadowSocksOption
 	// obfs
 	obfsMode    string
 	obfsOption  *simpleObfsOption
@@ -36,6 +41,7 @@ type ShadowSocksOption struct {
 	UDP        bool           `proxy:"udp,omitempty"`
 	Plugin     string         `proxy:"plugin,omitempty"`
 	PluginOpts map[string]any `proxy:"plugin-opts,omitempty"`
+	UDPOverTCP bool           `proxy:"udp-over-tcp,omitempty"`
 }
 
 type simpleObfsOption struct {
@@ -48,6 +54,7 @@ type v2rayObfsOption struct {
 	Host           string            `obfs:"host,omitempty"`
 	Path           string            `obfs:"path,omitempty"`
 	TLS            bool              `obfs:"tls,omitempty"`
+	Fingerprint    string            `obfs:"fingerprint,omitempty"`
 	Headers        map[string]string `obfs:"headers,omitempty"`
 	SkipCertVerify bool              `obfs:"skip-cert-verify,omitempty"`
 	Mux            bool              `obfs:"mux,omitempty"`
@@ -68,9 +75,10 @@ func (ss *ShadowSocks) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, e
 			return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
 		}
 	}
-	c = ss.cipher.StreamConn(c)
-	_, err := c.Write(serializesSocksAddr(metadata))
-	return c, err
+	if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
+		return ss.method.DialConn(c, M.ParseSocksaddr(uot.UOTMagicAddress+":443"))
+	}
+	return ss.method.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
 }
 
 // DialContext implements C.ProxyAdapter
@@ -89,26 +97,43 @@ func (ss *ShadowSocks) DialContext(ctx context.Context, metadata *C.Metadata, op
 
 // ListenPacketContext implements C.ProxyAdapter
 func (ss *ShadowSocks) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
+	if ss.option.UDPOverTCP {
+		tcpConn, err := ss.DialContext(ctx, metadata, opts...)
+		if err != nil {
+			return nil, err
+		}
+		return newPacketConn(uot.NewClientConn(tcpConn), ss), nil
+	}
 	pc, err := dialer.ListenPacket(ctx, "udp", "", ss.Base.DialOptions(opts...)...)
 	if err != nil {
 		return nil, err
 	}
 
-	addr, err := resolveUDPAddr("udp", ss.addr)
+	addr, err := resolveUDPAddrWithPrefer("udp", ss.addr, ss.prefer)
 	if err != nil {
 		pc.Close()
 		return nil, err
 	}
+	pc = ss.method.DialPacketConn(&bufio.BindPacketConn{PacketConn: pc, Addr: addr})
+	return newPacketConn(pc, ss), nil
+}
 
-	pc = ss.cipher.PacketConn(pc)
-	return newPacketConn(&ssPacketConn{PacketConn: pc, rAddr: addr}, ss), nil
+// ListenPacketOnStreamConn implements C.ProxyAdapter
+func (ss *ShadowSocks) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
+	if ss.option.UDPOverTCP {
+		return newPacketConn(uot.NewClientConn(c), ss), nil
+	}
+	return nil, errors.New("no support")
+}
+
+// SupportUOT implements C.ProxyAdapter
+func (ss *ShadowSocks) SupportUOT() bool {
+	return ss.option.UDPOverTCP
 }
 
 func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
-	cipher := option.Cipher
-	password := option.Password
-	ciph, err := core.PickCipher(cipher, nil, password)
+	method, err := shadowimpl.FetchMethod(option.Cipher, option.Password)
 	if err != nil {
 		return nil, fmt.Errorf("ss %s initialize error: %w", addr, err)
 	}
@@ -154,15 +179,17 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 
 	return &ShadowSocks{
 		Base: &Base{
-			name:  option.Name,
-			addr:  addr,
-			tp:    C.Shadowsocks,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.Shadowsocks,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
-		cipher: ciph,
+		method: method,
 
+		option:      &option,
 		obfsMode:    obfsMode,
 		v2rayOption: v2rayOption,
 		obfsOption:  obfsOption,

adapter/outbound/shadowsocksr.go

@@ -79,7 +79,7 @@ func (ssr *ShadowSocksR) ListenPacketContext(ctx context.Context, metadata *C.Me
 		return nil, err
 	}
 
-	addr, err := resolveUDPAddr("udp", ssr.addr)
+	addr, err := resolveUDPAddrWithPrefer("udp", ssr.addr, ssr.prefer)
 	if err != nil {
 		pc.Close()
 		return nil, err
@@ -143,12 +143,13 @@ func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
 
 	return &ShadowSocksR{
 		Base: &Base{
-			name:  option.Name,
-			addr:  addr,
-			tp:    C.ShadowsocksR,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.ShadowsocksR,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		cipher:   coreCiph,
 		obfs:     obfs,

adapter/outbound/snell.go

@@ -152,12 +152,13 @@ func NewSnell(option SnellOption) (*Snell, error) {
 
 	s := &Snell{
 		Base: &Base{
-			name:  option.Name,
-			addr:  addr,
-			tp:    C.Snell,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.Snell,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		psk:        psk,
 		obfsOption: obfsOption,

adapter/outbound/socks5.go

@@ -5,6 +5,7 @@ import (
 	"crypto/tls"
 	"errors"
 	"fmt"
+	tlsC "github.com/Dreamacro/clash/component/tls"
 	"io"
 	"net"
 	"strconv"
@@ -33,6 +34,7 @@ type Socks5Option struct {
 	TLS            bool   `proxy:"tls,omitempty"`
 	UDP            bool   `proxy:"udp,omitempty"`
 	SkipCertVerify bool   `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint    string `proxy:"fingerprint,omitempty"`
 }
 
 // StreamConn implements C.ProxyAdapter
@@ -138,30 +140,40 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	return newPacketConn(&socksPacketConn{PacketConn: pc, rAddr: bindUDPAddr, tcpConn: c}, ss), nil
 }
 
-func NewSocks5(option Socks5Option) *Socks5 {
+func NewSocks5(option Socks5Option) (*Socks5, error) {
 	var tlsConfig *tls.Config
 	if option.TLS {
 		tlsConfig = &tls.Config{
 			InsecureSkipVerify: option.SkipCertVerify,
 			ServerName:         option.Server,
 		}
+
+		if len(option.Fingerprint) == 0 {
+			tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
+		} else {
+			var err error
+			if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint); err != nil {
+				return nil, err
+			}
+		}
 	}
 
 	return &Socks5{
 		Base: &Base{
-			name:  option.Name,
-			addr:  net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
-			tp:    C.Socks5,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
+			tp:     C.Socks5,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		user:           option.UserName,
 		pass:           option.Password,
 		tls:            option.TLS,
 		skipCertVerify: option.SkipCertVerify,
 		tlsConfig:      tlsConfig,
-	}
+	}, nil
 }
 
 type socksPacketConn struct {

adapter/outbound/trojan.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
+	tlsC "github.com/Dreamacro/clash/component/tls"
 	"net"
 	"net/http"
 	"strconv"
@@ -35,6 +36,7 @@ type TrojanOption struct {
 	ALPN           []string    `proxy:"alpn,omitempty"`
 	SNI            string      `proxy:"sni,omitempty"`
 	SkipCertVerify bool        `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint    string      `proxy:"fingerprint,omitempty"`
 	UDP            bool        `proxy:"udp,omitempty"`
 	Network        string      `proxy:"network,omitempty"`
 	GrpcOpts       GrpcOptions `proxy:"grpc-opts,omitempty"`
@@ -188,6 +190,7 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 		ServerName:     option.Server,
 		SkipCertVerify: option.SkipCertVerify,
 		FlowShow:       option.FlowShow,
+		Fingerprint:    option.Fingerprint,
 	}
 
 	if option.Network != "ws" && len(option.Flow) >= 16 {
@@ -206,12 +209,13 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 
 	t := &Trojan{
 		Base: &Base{
-			name:  option.Name,
-			addr:  addr,
-			tp:    C.Trojan,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.Trojan,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		instance: trojan.New(tOption),
 		option:   &option,
@@ -234,6 +238,15 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			ServerName:         tOption.ServerName,
 		}
 
+		if len(option.Fingerprint) == 0 {
+			tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
+		} else {
+			var err error
+			if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint); err != nil {
+				return nil, err
+			}
+		}
+
 		if t.option.Flow != "" {
 			t.transport = gun.NewHTTP2XTLSClient(dialFn, tlsConfig)
 		} else {

adapter/outbound/util.go

@@ -5,6 +5,7 @@ import (
 	"crypto/tls"
 	xtls "github.com/xtls/go"
 	"net"
+	"net/netip"
 	"strconv"
 	"sync"
 	"time"
@@ -74,6 +75,63 @@ func resolveUDPAddr(network, address string) (*net.UDPAddr, error) {
 	return net.ResolveUDPAddr(network, net.JoinHostPort(ip.String(), port))
 }
 
+func resolveUDPAddrWithPrefer(network, address string, prefer C.DNSPrefer) (*net.UDPAddr, error) {
+	host, port, err := net.SplitHostPort(address)
+	if err != nil {
+		return nil, err
+	}
+	var ip netip.Addr
+	switch prefer {
+	case C.IPv4Only:
+		ip, err = resolver.ResolveIPv4ProxyServerHost(host)
+	case C.IPv6Only:
+		ip, err = resolver.ResolveIPv6ProxyServerHost(host)
+	case C.IPv6Prefer:
+		var ips []netip.Addr
+		ips, err = resolver.ResolveAllIPProxyServerHost(host)
+		var fallback netip.Addr
+		if err == nil {
+			for _, addr := range ips {
+				if addr.Is6() {
+					ip = addr
+					break
+				} else {
+					if !fallback.IsValid() {
+						fallback = addr
+					}
+				}
+			}
+			ip = fallback
+		}
+	default:
+		// C.IPv4Prefer, C.DualStack and other
+		var ips []netip.Addr
+		ips, err = resolver.ResolveAllIPProxyServerHost(host)
+		var fallback netip.Addr
+		if err == nil {
+			for _, addr := range ips {
+				if addr.Is4() {
+					ip = addr
+					break
+				} else {
+					if !fallback.IsValid() {
+						fallback = addr
+					}
+				}
+			}
+
+			if !ip.IsValid() && fallback.IsValid() {
+				ip = fallback
+			}
+		}
+	}
+
+	if err != nil {
+		return nil, err
+	}
+	return net.ResolveUDPAddr(network, net.JoinHostPort(ip.String(), port))
+}
+
 func safeConnClose(c net.Conn, err error) {
 	if err != nil {
 		_ = c.Close()

adapter/outbound/vless.go

@@ -6,6 +6,8 @@ import (
 	"encoding/binary"
 	"errors"
 	"fmt"
+	"github.com/Dreamacro/clash/common/convert"
+	tlsC "github.com/Dreamacro/clash/component/tls"
 	"io"
 	"net"
 	"net/http"
@@ -54,6 +56,7 @@ type VlessOption struct {
 	WSPath         string            `proxy:"ws-path,omitempty"`
 	WSHeaders      map[string]string `proxy:"ws-headers,omitempty"`
 	SkipCertVerify bool              `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint    string            `proxy:"fingerprint,omitempty"`
 	ServerName     string            `proxy:"servername,omitempty"`
 }
 
@@ -69,27 +72,39 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 			Path:                v.option.WSOpts.Path,
 			MaxEarlyData:        v.option.WSOpts.MaxEarlyData,
 			EarlyDataHeaderName: v.option.WSOpts.EarlyDataHeaderName,
+			Headers:             http.Header{},
 		}
 
 		if len(v.option.WSOpts.Headers) != 0 {
-			header := http.Header{}
 			for key, value := range v.option.WSOpts.Headers {
-				header.Add(key, value)
+				wsOpts.Headers.Add(key, value)
 			}
-			wsOpts.Headers = header
 		}
+		if v.option.TLS {
+			wsOpts.TLS = true
+			tlsConfig := &tls.Config{
+				MinVersion:         tls.VersionTLS12,
+				ServerName:         host,
+				InsecureSkipVerify: v.option.SkipCertVerify,
+				NextProtos:         []string{"http/1.1"},
+			}
 
-		wsOpts.TLS = true
-		wsOpts.TLSConfig = &tls.Config{
-			MinVersion:         tls.VersionTLS12,
-			ServerName:         host,
-			InsecureSkipVerify: v.option.SkipCertVerify,
-			NextProtos:         []string{"http/1.1"},
-		}
-		if v.option.ServerName != "" {
-			wsOpts.TLSConfig.ServerName = v.option.ServerName
-		} else if host := wsOpts.Headers.Get("Host"); host != "" {
-			wsOpts.TLSConfig.ServerName = host
+			if len(v.option.Fingerprint) == 0 {
+				wsOpts.TLSConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
+			} else {
+				wsOpts.TLSConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, v.option.Fingerprint)
+			}
+
+			if v.option.ServerName != "" {
+				wsOpts.TLSConfig.ServerName = v.option.ServerName
+			} else if host := wsOpts.Headers.Get("Host"); host != "" {
+				wsOpts.TLSConfig.ServerName = host
+			}
+		} else {
+			if host := wsOpts.Headers.Get("Host"); host == "" {
+				wsOpts.Headers.Set("Host", convert.RandHost())
+				convert.SetUserAgent(wsOpts.Headers)
+			}
 		}
 		c, err = vmess.StreamWebsocketConn(c, wsOpts)
 	case "http":
@@ -146,6 +161,7 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
 		xtlsOpts := vless.XTLSConfig{
 			Host:           host,
 			SkipCertVerify: v.option.SkipCertVerify,
+			FingerPrint:    v.option.Fingerprint,
 		}
 
 		if isH2 {
@@ -162,6 +178,7 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
 		tlsOpts := vmess.TLSConfig{
 			Host:           host,
 			SkipCertVerify: v.option.SkipCertVerify,
+			FingerPrint:    v.option.Fingerprint,
 		}
 
 		if isH2 {
@@ -401,11 +418,12 @@ func NewVless(option VlessOption) (*Vless, error) {
 
 	v := &Vless{
 		Base: &Base{
-			name:  option.Name,
-			addr:  net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
-			tp:    C.Vless,
-			udp:   option.UDP,
-			iface: option.Interface,
+			name:   option.Name,
+			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
+			tp:     C.Vless,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		client: client,
 		option: &option,
@@ -430,10 +448,10 @@ func NewVless(option VlessOption) (*Vless, error) {
 			ServiceName: v.option.GrpcOpts.GrpcServiceName,
 			Host:        v.option.ServerName,
 		}
-		tlsConfig := &tls.Config{
+		tlsConfig := tlsC.GetGlobalFingerprintTLCConfig(&tls.Config{
 			InsecureSkipVerify: v.option.SkipCertVerify,
 			ServerName:         v.option.ServerName,
-		}
+		})
 
 		if v.option.ServerName == "" {
 			host, _, _ := net.SplitHostPort(v.addr)

adapter/outbound/vmess.go

@@ -5,16 +5,21 @@ import (
 	"crypto/tls"
 	"errors"
 	"fmt"
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	vmess "github.com/sagernet/sing-vmess"
 	"net"
 	"net/http"
 	"strconv"
 	"strings"
+	"sync"
 
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/resolver"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/transport/gun"
-	"github.com/Dreamacro/clash/transport/vmess"
+	clashVMess "github.com/Dreamacro/clash/transport/vmess"
+	"github.com/sagernet/sing-vmess/packetaddr"
+	M "github.com/sagernet/sing/common/metadata"
 )
 
 type Vmess struct {
@@ -30,25 +35,27 @@ type Vmess struct {
 
 type VmessOption struct {
 	BasicOption
-	Name           string       `proxy:"name"`
-	Server         string       `proxy:"server"`
-	Port           int          `proxy:"port"`
-	UUID           string       `proxy:"uuid"`
-	AlterID        int          `proxy:"alterId"`
-	Cipher         string       `proxy:"cipher"`
-	UDP            bool         `proxy:"udp,omitempty"`
-	Network        string       `proxy:"network,omitempty"`
-	TLS            bool         `proxy:"tls,omitempty"`
-	SkipCertVerify bool         `proxy:"skip-cert-verify,omitempty"`
-	ServerName     string       `proxy:"servername,omitempty"`
-	HTTPOpts       HTTPOptions  `proxy:"http-opts,omitempty"`
-	HTTP2Opts      HTTP2Options `proxy:"h2-opts,omitempty"`
-	GrpcOpts       GrpcOptions  `proxy:"grpc-opts,omitempty"`
-	WSOpts         WSOptions    `proxy:"ws-opts,omitempty"`
-
-	// TODO: compatible with VMESS WS older version configurations
-	WSHeaders map[string]string `proxy:"ws-headers,omitempty"`
-	WSPath    string            `proxy:"ws-path,omitempty"`
+	Name                string       `proxy:"name"`
+	Server              string       `proxy:"server"`
+	Port                int          `proxy:"port"`
+	UUID                string       `proxy:"uuid"`
+	AlterID             int          `proxy:"alterId"`
+	Cipher              string       `proxy:"cipher"`
+	UDP                 bool         `proxy:"udp,omitempty"`
+	Network             string       `proxy:"network,omitempty"`
+	TLS                 bool         `proxy:"tls,omitempty"`
+	SkipCertVerify      bool         `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint         string       `proxy:"fingerprint,omitempty"`
+	ServerName          string       `proxy:"servername,omitempty"`
+	HTTPOpts            HTTPOptions  `proxy:"http-opts,omitempty"`
+	HTTP2Opts           HTTP2Options `proxy:"h2-opts,omitempty"`
+	GrpcOpts            GrpcOptions  `proxy:"grpc-opts,omitempty"`
+	WSOpts              WSOptions    `proxy:"ws-opts,omitempty"`
+	PacketAddr          bool         `proxy:"packet-addr,omitempty"`
+	XUDP                bool         `proxy:"xudp,omitempty"`
+	PacketEncoding      string       `proxy:"packet-encoding,omitempty"`
+	GlobalPadding       bool         `proxy:"global-padding,omitempty"`
+	AuthenticatedLength bool         `proxy:"authenticated-length,omitempty"`
 }
 
 type HTTPOptions struct {
@@ -78,49 +85,52 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 	var err error
 	switch v.option.Network {
 	case "ws":
-		if v.option.WSOpts.Path == "" {
-			v.option.WSOpts.Path = v.option.WSPath
-		}
-		if len(v.option.WSOpts.Headers) == 0 {
-			v.option.WSOpts.Headers = v.option.WSHeaders
-		}
 
 		host, port, _ := net.SplitHostPort(v.addr)
-		wsOpts := &vmess.WebsocketConfig{
+		wsOpts := &clashVMess.WebsocketConfig{
 			Host:                host,
 			Port:                port,
 			Path:                v.option.WSOpts.Path,
 			MaxEarlyData:        v.option.WSOpts.MaxEarlyData,
 			EarlyDataHeaderName: v.option.WSOpts.EarlyDataHeaderName,
+			Headers:             http.Header{},
 		}
 
 		if len(v.option.WSOpts.Headers) != 0 {
-			header := http.Header{}
 			for key, value := range v.option.WSOpts.Headers {
-				header.Add(key, value)
+				wsOpts.Headers.Add(key, value)
 			}
-			wsOpts.Headers = header
 		}
 
 		if v.option.TLS {
 			wsOpts.TLS = true
-			wsOpts.TLSConfig = &tls.Config{
+			tlsConfig := &tls.Config{
 				ServerName:         host,
 				InsecureSkipVerify: v.option.SkipCertVerify,
 				NextProtos:         []string{"http/1.1"},
 			}
+
+			if len(v.option.Fingerprint) == 0 {
+				wsOpts.TLSConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
+			} else {
+				var err error
+				if wsOpts.TLSConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, v.option.Fingerprint); err != nil {
+					return nil, err
+				}
+			}
+
 			if v.option.ServerName != "" {
 				wsOpts.TLSConfig.ServerName = v.option.ServerName
 			} else if host := wsOpts.Headers.Get("Host"); host != "" {
 				wsOpts.TLSConfig.ServerName = host
 			}
 		}
-		c, err = vmess.StreamWebsocketConn(c, wsOpts)
+		c, err = clashVMess.StreamWebsocketConn(c, wsOpts)
 	case "http":
 		// readability first, so just copy default TLS logic
 		if v.option.TLS {
 			host, _, _ := net.SplitHostPort(v.addr)
-			tlsOpts := &vmess.TLSConfig{
+			tlsOpts := &clashVMess.TLSConfig{
 				Host:           host,
 				SkipCertVerify: v.option.SkipCertVerify,
 			}
@@ -129,24 +139,24 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 				tlsOpts.Host = v.option.ServerName
 			}
 
-			c, err = vmess.StreamTLSConn(c, tlsOpts)
+			c, err = clashVMess.StreamTLSConn(c, tlsOpts)
 			if err != nil {
 				return nil, err
 			}
 		}
 
 		host, _, _ := net.SplitHostPort(v.addr)
-		httpOpts := &vmess.HTTPConfig{
+		httpOpts := &clashVMess.HTTPConfig{
 			Host:    host,
 			Method:  v.option.HTTPOpts.Method,
 			Path:    v.option.HTTPOpts.Path,
 			Headers: v.option.HTTPOpts.Headers,
 		}
 
-		c = vmess.StreamHTTPConn(c, httpOpts)
+		c = clashVMess.StreamHTTPConn(c, httpOpts)
 	case "h2":
 		host, _, _ := net.SplitHostPort(v.addr)
-		tlsOpts := vmess.TLSConfig{
+		tlsOpts := clashVMess.TLSConfig{
 			Host:           host,
 			SkipCertVerify: v.option.SkipCertVerify,
 			NextProtos:     []string{"h2"},
@@ -156,24 +166,24 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 			tlsOpts.Host = v.option.ServerName
 		}
 
-		c, err = vmess.StreamTLSConn(c, &tlsOpts)
+		c, err = clashVMess.StreamTLSConn(c, &tlsOpts)
 		if err != nil {
 			return nil, err
 		}
 
-		h2Opts := &vmess.H2Config{
+		h2Opts := &clashVMess.H2Config{
 			Hosts: v.option.HTTP2Opts.Host,
 			Path:  v.option.HTTP2Opts.Path,
 		}
 
-		c, err = vmess.StreamH2Conn(c, h2Opts)
+		c, err = clashVMess.StreamH2Conn(c, h2Opts)
 	case "grpc":
 		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig)
 	default:
 		// handle TLS
 		if v.option.TLS {
 			host, _, _ := net.SplitHostPort(v.addr)
-			tlsOpts := &vmess.TLSConfig{
+			tlsOpts := &clashVMess.TLSConfig{
 				Host:           host,
 				SkipCertVerify: v.option.SkipCertVerify,
 			}
@@ -182,15 +192,22 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 				tlsOpts.Host = v.option.ServerName
 			}
 
-			c, err = vmess.StreamTLSConn(c, tlsOpts)
+			c, err = clashVMess.StreamTLSConn(c, tlsOpts)
 		}
 	}
 
 	if err != nil {
 		return nil, err
 	}
-
-	return v.client.StreamConn(c, parseVmessAddr(metadata))
+	if metadata.NetWork == C.UDP {
+		if v.option.XUDP {
+			return v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		} else {
+			return v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		}
+	} else {
+		return v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+	}
 }
 
 // DialContext implements C.ProxyAdapter
@@ -203,7 +220,7 @@ func (v *Vmess) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
 		}
 		defer safeConnClose(c, err)
 
-		c, err = v.client.StreamConn(c, parseVmessAddr(metadata))
+		c, err = v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
 		if err != nil {
 			return nil, err
 		}
@@ -233,6 +250,13 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 		metadata.DstIP = ip
 	}
 
+	if v.option.PacketAddr {
+		_metadata := *metadata // make a copy
+		metadata = &_metadata
+		metadata.Host = packetaddr.SeqPacketMagicAddress
+		metadata.DstPort = "443"
+	}
+
 	var c net.Conn
 	// gun transport
 	if v.transport != nil && len(opts) == 0 {
@@ -242,7 +266,11 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 		}
 		defer safeConnClose(c, err)
 
-		c, err = v.client.StreamConn(c, parseVmessAddr(metadata))
+		if v.option.XUDP {
+			c, err = v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		} else {
+			c, err = v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
+		}
 	} else {
 		c, err = dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
 		if err != nil {
@@ -258,11 +286,21 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 		return nil, fmt.Errorf("new vmess client error: %v", err)
 	}
 
-	return v.ListenPacketOnStreamConn(c, metadata)
+	if v.option.PacketAddr {
+		return newPacketConn(&threadSafePacketConn{PacketConn: packetaddr.NewBindConn(c)}, v), nil
+	} else if pc, ok := c.(net.PacketConn); ok {
+		return newPacketConn(&threadSafePacketConn{PacketConn: pc}, v), nil
+	}
+	return newPacketConn(&vmessPacketConn{Conn: c, rAddr: metadata.UDPAddr()}, v), nil
 }
 
 // ListenPacketOnStreamConn implements C.ProxyAdapter
 func (v *Vmess) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
+	if v.option.PacketAddr {
+		return newPacketConn(&threadSafePacketConn{PacketConn: packetaddr.NewBindConn(c)}, v), nil
+	} else if pc, ok := c.(net.PacketConn); ok {
+		return newPacketConn(&threadSafePacketConn{PacketConn: pc}, v), nil
+	}
 	return newPacketConn(&vmessPacketConn{Conn: c, rAddr: metadata.UDPAddr()}, v), nil
 }
 
@@ -273,18 +311,28 @@ func (v *Vmess) SupportUOT() bool {
 
 func NewVmess(option VmessOption) (*Vmess, error) {
 	security := strings.ToLower(option.Cipher)
-	client, err := vmess.NewClient(vmess.Config{
-		UUID:     option.UUID,
-		AlterID:  uint16(option.AlterID),
-		Security: security,
-		HostName: option.Server,
-		Port:     strconv.Itoa(option.Port),
-		IsAead:   option.AlterID == 0,
-	})
+	var options []vmess.ClientOption
+	if option.GlobalPadding {
+		options = append(options, vmess.ClientWithGlobalPadding())
+	}
+	if option.AuthenticatedLength {
+		options = append(options, vmess.ClientWithAuthenticatedLength())
+	}
+	client, err := vmess.NewClient(option.UUID, security, option.AlterID, options...)
 	if err != nil {
 		return nil, err
 	}
 
+	switch option.PacketEncoding {
+	case "packetaddr", "packet":
+		option.PacketAddr = true
+	case "xudp":
+		option.XUDP = true
+	}
+	if option.XUDP {
+		option.PacketAddr = false
+	}
+
 	switch option.Network {
 	case "h2", "grpc":
 		if !option.TLS {
@@ -294,12 +342,13 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 
 	v := &Vmess{
 		Base: &Base{
-			name:  option.Name,
-			addr:  net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
-			tp:    C.Vmess,
-			udp:   option.UDP,
-			iface: option.Interface,
-			rmark: option.RoutingMark,
+			name:   option.Name,
+			addr:   net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
+			tp:     C.Vmess,
+			udp:    option.UDP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		client: client,
 		option: &option,
@@ -339,44 +388,29 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 		v.gunConfig = gunConfig
 		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig)
 	}
-
 	return v, nil
 }
 
-func parseVmessAddr(metadata *C.Metadata) *vmess.DstAddr {
-	var addrType byte
-	var addr []byte
-	switch metadata.AddrType {
-	case C.AtypIPv4:
-		addrType = byte(vmess.AtypIPv4)
-		addr = make([]byte, net.IPv4len)
-		copy(addr[:], metadata.DstIP.AsSlice())
-	case C.AtypIPv6:
-		addrType = byte(vmess.AtypIPv6)
-		addr = make([]byte, net.IPv6len)
-		copy(addr[:], metadata.DstIP.AsSlice())
-	case C.AtypDomainName:
-		addrType = byte(vmess.AtypDomainName)
-		addr = make([]byte, len(metadata.Host)+1)
-		addr[0] = byte(len(metadata.Host))
-		copy(addr[1:], []byte(metadata.Host))
-	}
+type threadSafePacketConn struct {
+	net.PacketConn
+	access sync.Mutex
+}
 
-	port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
-	return &vmess.DstAddr{
-		UDP:      metadata.NetWork == C.UDP,
-		AddrType: addrType,
-		Addr:     addr,
-		Port:     uint(port),
-	}
+func (c *threadSafePacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
+	c.access.Lock()
+	defer c.access.Unlock()
+	return c.PacketConn.WriteTo(b, addr)
 }
 
 type vmessPacketConn struct {
 	net.Conn
-	rAddr net.Addr
+	rAddr  net.Addr
+	access sync.Mutex
 }
 
 func (uc *vmessPacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
+	uc.access.Lock()
+	defer uc.access.Unlock()
 	return uc.Conn.Write(b)
 }
 

adapter/outboundgroup/fallback.go

@@ -31,7 +31,7 @@ func (f *Fallback) DialContext(ctx context.Context, metadata *C.Metadata, opts .
 		c.AppendToChains(f)
 		f.onDialSuccess()
 	} else {
-		f.onDialFailed()
+		f.onDialFailed(proxy.Type(), err)
 	}
 
 	return c, err
@@ -72,24 +72,30 @@ func (f *Fallback) MarshalJSON() ([]byte, error) {
 }
 
 // Unwrap implements C.ProxyAdapter
-func (f *Fallback) Unwrap(metadata *C.Metadata) C.Proxy {
-	proxy := f.findAliveProxy(true)
+func (f *Fallback) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
+	proxy := f.findAliveProxy(touch)
 	return proxy
 }
 
 func (f *Fallback) findAliveProxy(touch bool) C.Proxy {
 	proxies := f.GetProxies(touch)
-	al := proxies[0]
-	for i := len(proxies) - 1; i > -1; i-- {
-		proxy := proxies[i]
-		if proxy.Name() == f.selected && proxy.Alive() {
-			return proxy
-		}
-		if proxy.Alive() {
-			al = proxy
+	for _, proxy := range proxies {
+		if len(f.selected) == 0 {
+			if proxy.Alive() {
+				return proxy
+			}
+		} else {
+			if proxy.Name() == f.selected {
+				if proxy.Alive() {
+					return proxy
+				} else {
+					f.selected = ""
+				}
+			}
 		}
 	}
-	return al
+
+	return proxies[0]
 }
 
 func (f *Fallback) Set(name string) error {

adapter/outboundgroup/groupbase.go

@@ -11,20 +11,21 @@ import (
 	"github.com/Dreamacro/clash/tunnel"
 	"github.com/dlclark/regexp2"
 	"go.uber.org/atomic"
+	"strings"
 	"sync"
 	"time"
 )
 
 type GroupBase struct {
 	*outbound.Base
-	filter        *regexp2.Regexp
+	filterRegs    []*regexp2.Regexp
 	providers     []provider.ProxyProvider
-	versions      sync.Map // map[string]uint
-	proxies       sync.Map // map[string][]C.Proxy
 	failedTestMux sync.Mutex
 	failedTimes   int
 	failedTime    time.Time
 	failedTesting *atomic.Bool
+	proxies       [][]C.Proxy
+	versions      []atomic.Uint32
 }
 
 type GroupBaseOption struct {
@@ -34,20 +35,35 @@ type GroupBaseOption struct {
 }
 
 func NewGroupBase(opt GroupBaseOption) *GroupBase {
-	var filter *regexp2.Regexp = nil
+	var filterRegs []*regexp2.Regexp
 	if opt.filter != "" {
-		filter = regexp2.MustCompile(opt.filter, 0)
+		for _, filter := range strings.Split(opt.filter, "`") {
+			filterReg := regexp2.MustCompile(filter, 0)
+			filterRegs = append(filterRegs, filterReg)
+		}
 	}
-	return &GroupBase{
+
+	gb := &GroupBase{
 		Base:          outbound.NewBase(opt.BaseOption),
-		filter:        filter,
+		filterRegs:    filterRegs,
 		providers:     opt.providers,
 		failedTesting: atomic.NewBool(false),
 	}
+
+	gb.proxies = make([][]C.Proxy, len(opt.providers))
+	gb.versions = make([]atomic.Uint32, len(opt.providers))
+
+	return gb
+}
+
+func (gb *GroupBase) Touch() {
+	for _, pd := range gb.providers {
+		pd.Touch()
+	}
 }
 
 func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
-	if gb.filter == nil {
+	if len(gb.filterRegs) == 0 {
 		var proxies []C.Proxy
 		for _, pd := range gb.providers {
 			if touch {
@@ -61,43 +77,75 @@ func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
 		return proxies
 	}
 
-	for _, pd := range gb.providers {
+	for i, pd := range gb.providers {
 		if touch {
 			pd.Touch()
 		}
 
 		if pd.VehicleType() == types.Compatible {
-			gb.proxies.Store(pd.Name(), pd.Proxies())
-			gb.versions.Store(pd.Name(), pd.Version())
+			gb.versions[i].Store(pd.Version())
+			gb.proxies[i] = pd.Proxies()
 			continue
 		}
 
-		if version, ok := gb.versions.Load(pd.Name()); !ok || version != pd.Version() {
+		version := gb.versions[i].Load()
+		if version != pd.Version() && gb.versions[i].CompareAndSwap(version, pd.Version()) {
 			var (
 				proxies    []C.Proxy
 				newProxies []C.Proxy
 			)
 
 			proxies = pd.Proxies()
-
-			for _, p := range proxies {
-				if mat, _ := gb.filter.FindStringMatch(p.Name()); mat != nil {
-					newProxies = append(newProxies, p)
+			proxiesSet := map[string]struct{}{}
+			for _, filterReg := range gb.filterRegs {
+				for _, p := range proxies {
+					name := p.Name()
+					if mat, _ := filterReg.FindStringMatch(name); mat != nil {
+						if _, ok := proxiesSet[name]; !ok {
+							proxiesSet[name] = struct{}{}
+							newProxies = append(newProxies, p)
+						}
+					}
 				}
 			}
 
-			gb.proxies.Store(pd.Name(), newProxies)
-			gb.versions.Store(pd.Name(), pd.Version())
+			gb.proxies[i] = newProxies
 		}
 	}
+
 	var proxies []C.Proxy
-	gb.proxies.Range(func(key, value any) bool {
-		proxies = append(proxies, value.([]C.Proxy)...)
-		return true
-	})
+	for _, p := range gb.proxies {
+		proxies = append(proxies, p...)
+	}
+
 	if len(proxies) == 0 {
 		return append(proxies, tunnel.Proxies()["COMPATIBLE"])
 	}
+
+	if len(gb.providers) > 1 && len(gb.filterRegs) > 1 {
+		var newProxies []C.Proxy
+		proxiesSet := map[string]struct{}{}
+		for _, filterReg := range gb.filterRegs {
+			for _, p := range proxies {
+				name := p.Name()
+				if mat, _ := filterReg.FindStringMatch(name); mat != nil {
+					if _, ok := proxiesSet[name]; !ok {
+						proxiesSet[name] = struct{}{}
+						newProxies = append(newProxies, p)
+					}
+				}
+			}
+		}
+		for _, p := range proxies { // add not matched proxies at the end
+			name := p.Name()
+			if _, ok := proxiesSet[name]; !ok {
+				proxiesSet[name] = struct{}{}
+				newProxies = append(newProxies, p)
+			}
+		}
+		proxies = newProxies
+	}
+
 	return proxies
 }
 
@@ -111,11 +159,11 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16
 		wg.Add(1)
 		go func() {
 			delay, err := proxy.URLTest(ctx, url)
-			lock.Lock()
 			if err == nil {
+				lock.Lock()
 				mp[proxy.Name()] = delay
+				lock.Unlock()
 			}
-			lock.Unlock()
 
 			wg.Done()
 		}()
@@ -129,8 +177,13 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16
 	}
 }
 
-func (gb *GroupBase) onDialFailed() {
-	if gb.failedTesting.Load() {
+func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error) {
+	if adapterType == C.Direct || adapterType == C.Compatible || adapterType == C.Reject || adapterType == C.Pass {
+		return
+	}
+
+	if strings.Contains(err.Error(), "connection refused") {
+		go gb.healthCheck()
 		return
 	}
 
@@ -144,31 +197,40 @@ func (gb *GroupBase) onDialFailed() {
 			gb.failedTime = time.Now()
 		} else {
 			if time.Since(gb.failedTime) > gb.failedTimeoutInterval() {
+				gb.failedTimes = 0
 				return
 			}
 
 			log.Debugln("ProxyGroup: %s failed count: %d", gb.Name(), gb.failedTimes)
 			if gb.failedTimes >= gb.maxFailedTimes() {
-				gb.failedTesting.Store(true)
 				log.Warnln("because %s failed multiple times, active health check", gb.Name())
-				wg := sync.WaitGroup{}
-				for _, proxyProvider := range gb.providers {
-					wg.Add(1)
-					proxyProvider := proxyProvider
-					go func() {
-						defer wg.Done()
-						proxyProvider.HealthCheck()
-					}()
-				}
-
-				wg.Wait()
-				gb.failedTesting.Store(false)
-				gb.failedTimes = 0
+				gb.healthCheck()
 			}
 		}
 	}()
 }
 
+func (gb *GroupBase) healthCheck() {
+	if gb.failedTesting.Load() {
+		return
+	}
+
+	gb.failedTesting.Store(true)
+	wg := sync.WaitGroup{}
+	for _, proxyProvider := range gb.providers {
+		wg.Add(1)
+		proxyProvider := proxyProvider
+		go func() {
+			defer wg.Done()
+			proxyProvider.HealthCheck()
+		}()
+	}
+
+	wg.Wait()
+	gb.failedTesting.Store(false)
+	gb.failedTimes = 0
+}
+
 func (gb *GroupBase) failedIntervalTime() int64 {
 	return 5 * time.Second.Milliseconds()
 }

adapter/outboundgroup/loadbalance.go

@@ -29,10 +29,8 @@ type LoadBalance struct {
 var errStrategy = errors.New("unsupported strategy")
 
 func parseStrategy(config map[string]any) string {
-	if elm, ok := config["strategy"]; ok {
-		if strategy, ok := elm.(string); ok {
-			return strategy
-		}
+	if strategy, ok := config["strategy"].(string); ok {
+		return strategy
 	}
 	return "consistent-hashing"
 }
@@ -84,17 +82,17 @@ func jumpHash(key uint64, buckets int32) int32 {
 
 // DialContext implements C.ProxyAdapter
 func (lb *LoadBalance) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (c C.Conn, err error) {
+	proxy := lb.Unwrap(metadata, true)
+
 	defer func() {
 		if err == nil {
 			c.AppendToChains(lb)
 			lb.onDialSuccess()
 		} else {
-			lb.onDialFailed()
+			lb.onDialFailed(proxy.Type(), err)
 		}
 	}()
 
-	proxy := lb.Unwrap(metadata)
-
 	c, err = proxy.DialContext(ctx, metadata, lb.Base.DialOptions(opts...)...)
 	return
 }
@@ -107,7 +105,7 @@ func (lb *LoadBalance) ListenPacketContext(ctx context.Context, metadata *C.Meta
 		}
 	}()
 
-	proxy := lb.Unwrap(metadata)
+	proxy := lb.Unwrap(metadata, true)
 	return proxy.ListenPacketContext(ctx, metadata, lb.Base.DialOptions(opts...)...)
 }
 
@@ -145,6 +143,13 @@ func strategyConsistentHashing() strategyFn {
 			}
 		}
 
+		// when availability is poor, traverse the entire list to get the available nodes
+		for _, proxy := range proxies {
+			if proxy.Alive() {
+				return proxy
+			}
+		}
+
 		return proxies[0]
 	}
 }
@@ -185,8 +190,8 @@ func strategyStickySessions() strategyFn {
 }
 
 // Unwrap implements C.ProxyAdapter
-func (lb *LoadBalance) Unwrap(metadata *C.Metadata) C.Proxy {
-	proxies := lb.GetProxies(true)
+func (lb *LoadBalance) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
+	proxies := lb.GetProxies(touch)
 	return lb.strategyFn(proxies, metadata)
 }
 

adapter/outboundgroup/relay.go

@@ -153,11 +153,11 @@ func (r *Relay) proxies(metadata *C.Metadata, touch bool) ([]C.Proxy, []C.Proxy)
 	for n, proxy := range rawProxies {
 		proxies = append(proxies, proxy)
 		chainProxies = append(chainProxies, proxy)
-		subproxy := proxy.Unwrap(metadata)
+		subproxy := proxy.Unwrap(metadata, touch)
 		for subproxy != nil {
 			chainProxies = append(chainProxies, subproxy)
 			proxies[n] = subproxy
-			subproxy = subproxy.Unwrap(metadata)
+			subproxy = subproxy.Unwrap(metadata, touch)
 		}
 	}
 

adapter/outboundgroup/selector.go

@@ -74,8 +74,8 @@ func (s *Selector) Set(name string) error {
 }
 
 // Unwrap implements C.ProxyAdapter
-func (s *Selector) Unwrap(*C.Metadata) C.Proxy {
-	return s.selectedProxy(true)
+func (s *Selector) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
+	return s.selectedProxy(touch)
 }
 
 func (s *Selector) selectedProxy(touch bool) C.Proxy {

adapter/outboundgroup/urltest.go

@@ -34,12 +34,13 @@ func (u *URLTest) Now() string {
 
 // DialContext implements C.ProxyAdapter
 func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (c C.Conn, err error) {
-	c, err = u.fast(true).DialContext(ctx, metadata, u.Base.DialOptions(opts...)...)
+	proxy := u.fast(true)
+	c, err = proxy.DialContext(ctx, metadata, u.Base.DialOptions(opts...)...)
 	if err == nil {
 		c.AppendToChains(u)
 		u.onDialSuccess()
 	} else {
-		u.onDialFailed()
+		u.onDialFailed(proxy.Type(), err)
 	}
 	return c, err
 }
@@ -55,12 +56,12 @@ func (u *URLTest) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 }
 
 // Unwrap implements C.ProxyAdapter
-func (u *URLTest) Unwrap(*C.Metadata) C.Proxy {
-	return u.fast(true)
+func (u *URLTest) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
+	return u.fast(touch)
 }
 
 func (u *URLTest) fast(touch bool) C.Proxy {
-	elm, _, _ := u.fastSingle.Do(func() (C.Proxy, error) {
+	elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
 		proxies := u.GetProxies(touch)
 		fast := proxies[0]
 		min := fast.LastDelay()
@@ -89,6 +90,9 @@ func (u *URLTest) fast(touch bool) C.Proxy {
 
 		return u.fastNode, nil
 	})
+	if shared && touch { // a shared fastSingle.Do() may cause providers untouched, so we touch them again
+		u.Touch()
+	}
 
 	return elm
 }

adapter/parser.go

@@ -40,14 +40,14 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 		if err != nil {
 			break
 		}
-		proxy = outbound.NewSocks5(*socksOption)
+		proxy, err = outbound.NewSocks5(*socksOption)
 	case "http":
 		httpOption := &outbound.HttpOption{}
 		err = decoder.Decode(mapping, httpOption)
 		if err != nil {
 			break
 		}
-		proxy = outbound.NewHttp(*httpOption)
+		proxy, err = outbound.NewHttp(*httpOption)
 	case "vmess":
 		vmessOption := &outbound.VmessOption{
 			HTTPOpts: outbound.HTTPOptions{
@@ -81,6 +81,13 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 			break
 		}
 		proxy, err = outbound.NewTrojan(*trojanOption)
+	case "hysteria":
+		hyOption := &outbound.HysteriaOption{}
+		err = decoder.Decode(mapping, hyOption)
+		if err != nil {
+			break
+		}
+		proxy, err = outbound.NewHysteria(*hyOption)
 	default:
 		return nil, fmt.Errorf("unsupport proxy type: %s", proxyType)
 	}

adapter/provider/healthcheck.go

@@ -5,8 +5,11 @@ import (
 	"time"
 
 	"github.com/Dreamacro/clash/common/batch"
+	"github.com/Dreamacro/clash/common/singledo"
 	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/log"
 
+	"github.com/gofrs/uuid"
 	"go.uber.org/atomic"
 )
 
@@ -26,6 +29,7 @@ type HealthCheck struct {
 	lazy      bool
 	lastTouch *atomic.Int64
 	done      chan struct{}
+	singleDo  *singledo.Single[struct{}]
 }
 
 func (hc *HealthCheck) process() {
@@ -33,16 +37,13 @@ func (hc *HealthCheck) process() {
 
 	go func() {
 		time.Sleep(30 * time.Second)
-		hc.check()
+		hc.lazyCheck()
 	}()
 
 	for {
 		select {
 		case <-ticker.C:
-			now := time.Now().Unix()
-			if !hc.lazy || now-hc.lastTouch.Load() < int64(hc.interval) {
-				hc.check()
-			}
+			hc.lazyCheck()
 		case <-hc.done:
 			ticker.Stop()
 			return
@@ -50,6 +51,17 @@ func (hc *HealthCheck) process() {
 	}
 }
 
+func (hc *HealthCheck) lazyCheck() bool {
+	now := time.Now().Unix()
+	if !hc.lazy || now-hc.lastTouch.Load() < int64(hc.interval) {
+		hc.check()
+		return true
+	} else {
+		log.Debugln("Skip once health check because we are lazy")
+		return false
+	}
+}
+
 func (hc *HealthCheck) setProxy(proxies []C.Proxy) {
 	hc.proxies = proxies
 }
@@ -63,17 +75,29 @@ func (hc *HealthCheck) touch() {
 }
 
 func (hc *HealthCheck) check() {
-	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()
-			_, _ = p.URLTest(ctx, hc.url)
-			return false, nil
-		})
-	}
-	b.Wait()
+	_, _, _ = hc.singleDo.Do(func() (struct{}, error) {
+		id := ""
+		if uid, err := uuid.NewV4(); err == nil {
+			id = uid.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
+			})
+		}
+
+		b.Wait()
+		log.Debugln("Finish A Health Checking {%s}", id)
+		return struct{}{}, nil
+	})
 }
 
 func (hc *HealthCheck) close() {
@@ -88,5 +112,6 @@ func NewHealthCheck(proxies []C.Proxy, url string, interval uint, lazy bool) *He
 		lazy:      lazy,
 		lastTouch: atomic.NewInt64(0),
 		done:      make(chan struct{}, 1),
+		singleDo:  singledo.NewSingle[struct{}](time.Second),
 	}
 }

adapter/provider/parser.go

@@ -3,6 +3,7 @@ package provider
 import (
 	"errors"
 	"fmt"
+	"github.com/Dreamacro/clash/component/resource"
 	"time"
 
 	"github.com/Dreamacro/clash/common/structure"
@@ -20,12 +21,13 @@ type healthCheckSchema struct {
 }
 
 type proxyProviderSchema struct {
-	Type        string            `provider:"type"`
-	Path        string            `provider:"path"`
-	URL         string            `provider:"url,omitempty"`
-	Interval    int               `provider:"interval,omitempty"`
-	Filter      string            `provider:"filter,omitempty"`
-	HealthCheck healthCheckSchema `provider:"health-check,omitempty"`
+	Type          string            `provider:"type"`
+	Path          string            `provider:"path"`
+	URL           string            `provider:"url,omitempty"`
+	Interval      int               `provider:"interval,omitempty"`
+	Filter        string            `provider:"filter,omitempty"`
+	ExcludeFilter string            `provider:"exclude-filter,omitempty"`
+	HealthCheck   healthCheckSchema `provider:"health-check,omitempty"`
 }
 
 func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvider, error) {
@@ -51,14 +53,15 @@ func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvide
 	var vehicle types.Vehicle
 	switch schema.Type {
 	case "file":
-		vehicle = NewFileVehicle(path)
+		vehicle = resource.NewFileVehicle(path)
 	case "http":
-		vehicle = NewHTTPVehicle(schema.URL, path)
+		vehicle = resource.NewHTTPVehicle(schema.URL, path)
 	default:
 		return nil, fmt.Errorf("%w: %s", errVehicleType, schema.Type)
 	}
 
 	interval := time.Duration(uint(schema.Interval)) * time.Second
 	filter := schema.Filter
-	return NewProxySetProvider(name, interval, filter, vehicle, hc)
+	excludeFilter := schema.ExcludeFilter
+	return NewProxySetProvider(name, interval, filter, excludeFilter, vehicle, hc)
 }

adapter/provider/provider.go

@@ -5,9 +5,10 @@ import (
 	"errors"
 	"fmt"
 	"github.com/Dreamacro/clash/common/convert"
+	"github.com/Dreamacro/clash/component/resource"
 	"github.com/dlclark/regexp2"
-	"math"
 	"runtime"
+	"strings"
 	"time"
 
 	"github.com/Dreamacro/clash/adapter"
@@ -31,10 +32,10 @@ type ProxySetProvider struct {
 }
 
 type proxySetProvider struct {
-	*fetcher[[]C.Proxy]
+	*resource.Fetcher[[]C.Proxy]
 	proxies     []C.Proxy
 	healthCheck *HealthCheck
-	version     uint
+	version     uint32
 }
 
 func (pp *proxySetProvider) MarshalJSON() ([]byte, error) {
@@ -43,16 +44,16 @@ func (pp *proxySetProvider) MarshalJSON() ([]byte, error) {
 		"type":        pp.Type().String(),
 		"vehicleType": pp.VehicleType().String(),
 		"proxies":     pp.Proxies(),
-		"updatedAt":   pp.updatedAt,
+		"updatedAt":   pp.UpdatedAt,
 	})
 }
 
-func (pp *proxySetProvider) Version() uint {
+func (pp *proxySetProvider) Version() uint32 {
 	return pp.version
 }
 
 func (pp *proxySetProvider) Name() string {
-	return pp.name
+	return pp.Fetcher.Name()
 }
 
 func (pp *proxySetProvider) HealthCheck() {
@@ -60,19 +61,19 @@ func (pp *proxySetProvider) HealthCheck() {
 }
 
 func (pp *proxySetProvider) Update() error {
-	elm, same, err := pp.fetcher.Update()
+	elm, same, err := pp.Fetcher.Update()
 	if err == nil && !same {
-		pp.onUpdate(elm)
+		pp.OnUpdate(elm)
 	}
 	return err
 }
 
 func (pp *proxySetProvider) Initial() error {
-	elm, err := pp.fetcher.Initial()
+	elm, err := pp.Fetcher.Initial()
 	if err != nil {
 		return err
 	}
-	pp.onUpdate(elm)
+	pp.OnUpdate(elm)
 	return nil
 }
 
@@ -92,19 +93,27 @@ func (pp *proxySetProvider) setProxies(proxies []C.Proxy) {
 	pp.proxies = proxies
 	pp.healthCheck.setProxy(proxies)
 	if pp.healthCheck.auto() {
-		defer func() { go pp.healthCheck.check() }()
+		defer func() { go pp.healthCheck.lazyCheck() }()
 	}
 }
 
 func stopProxyProvider(pd *ProxySetProvider) {
 	pd.healthCheck.close()
-	_ = pd.fetcher.Destroy()
+	_ = pd.Fetcher.Destroy()
 }
 
-func NewProxySetProvider(name string, interval time.Duration, filter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
-	filterReg, err := regexp2.Compile(filter, 0)
+func NewProxySetProvider(name string, interval time.Duration, filter string, excludeFilter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
+	excludeFilterReg, err := regexp2.Compile(excludeFilter, 0)
 	if err != nil {
-		return nil, fmt.Errorf("invalid filter regex: %w", err)
+		return nil, fmt.Errorf("invalid excludeFilter regex: %w", err)
+	}
+	var filterRegs []*regexp2.Regexp
+	for _, filter := range strings.Split(filter, "`") {
+		filterReg, err := regexp2.Compile(filter, 0)
+		if err != nil {
+			return nil, fmt.Errorf("invalid filter regex: %w", err)
+		}
+		filterRegs = append(filterRegs, filterReg)
 	}
 
 	if hc.auto() {
@@ -116,8 +125,8 @@ func NewProxySetProvider(name string, interval time.Duration, filter string, veh
 		healthCheck: hc,
 	}
 
-	fetcher := newFetcher[[]C.Proxy](name, interval, vehicle, proxiesParseAndFilter(filter, filterReg), proxiesOnUpdate(pd))
-	pd.fetcher = fetcher
+	fetcher := resource.NewFetcher[[]C.Proxy](name, interval, vehicle, proxiesParseAndFilter(filter, excludeFilter, filterRegs, excludeFilterReg), proxiesOnUpdate(pd))
+	pd.Fetcher = fetcher
 
 	wrapper := &ProxySetProvider{pd}
 	runtime.SetFinalizer(wrapper, stopProxyProvider)
@@ -133,7 +142,7 @@ type compatibleProvider struct {
 	name        string
 	healthCheck *HealthCheck
 	proxies     []C.Proxy
-	version     uint
+	version     uint32
 }
 
 func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
@@ -145,7 +154,7 @@ func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
 	})
 }
 
-func (cp *compatibleProvider) Version() uint {
+func (cp *compatibleProvider) Version() uint32 {
 	return cp.version
 }
 
@@ -208,15 +217,11 @@ func NewCompatibleProvider(name string, proxies []C.Proxy, hc *HealthCheck) (*Co
 func proxiesOnUpdate(pd *proxySetProvider) func([]C.Proxy) {
 	return func(elm []C.Proxy) {
 		pd.setProxies(elm)
-		if pd.version == math.MaxUint {
-			pd.version = 0
-		} else {
-			pd.version++
-		}
+		pd.version += 1
 	}
 }
 
-func proxiesParseAndFilter(filter string, filterReg *regexp2.Regexp) parser[[]C.Proxy] {
+func proxiesParseAndFilter(filter string, excludeFilter string, filterRegs []*regexp2.Regexp, excludeFilterReg *regexp2.Regexp) resource.Parser[[]C.Proxy] {
 	return func(buf []byte) ([]C.Proxy, error) {
 		schema := &ProxySchema{}
 
@@ -233,17 +238,37 @@ func proxiesParseAndFilter(filter string, filterReg *regexp2.Regexp) parser[[]C.
 		}
 
 		proxies := []C.Proxy{}
-		for idx, mapping := range schema.Proxies {
-			name, ok := mapping["name"]
-			mat, _ := filterReg.FindStringMatch(name.(string))
-			if ok && len(filter) > 0 && mat == nil {
-				continue
+		proxiesSet := map[string]struct{}{}
+		for _, filterReg := range filterRegs {
+			for idx, mapping := range schema.Proxies {
+				mName, ok := mapping["name"]
+				if !ok {
+					continue
+				}
+				name, ok := mName.(string)
+				if !ok {
+					continue
+				}
+				if len(excludeFilter) > 0 {
+					if mat, _ := excludeFilterReg.FindStringMatch(name); mat != nil {
+						continue
+					}
+				}
+				if len(filter) > 0 {
+					if mat, _ := filterReg.FindStringMatch(name); mat == nil {
+						continue
+					}
+				}
+				if _, ok := proxiesSet[name]; ok {
+					continue
+				}
+				proxy, err := adapter.ParseProxy(mapping)
+				if err != nil {
+					return nil, fmt.Errorf("proxy %d error: %w", idx, err)
+				}
+				proxiesSet[name] = struct{}{}
+				proxies = append(proxies, proxy)
 			}
-			proxy, err := adapter.ParseProxy(mapping)
-			if err != nil {
-				return nil, fmt.Errorf("proxy %d error: %w", idx, err)
-			}
-			proxies = append(proxies, proxy)
 		}
 
 		if len(proxies) == 0 {

common/convert/base64.go

@@ -0,0 +1,45 @@
+package convert
+
+import (
+	"encoding/base64"
+	"strings"
+)
+
+var (
+	encRaw = base64.RawStdEncoding
+	enc    = base64.StdEncoding
+)
+
+// DecodeBase64 try to decode content from the given bytes,
+// which can be in base64.RawStdEncoding, base64.StdEncoding or just plaintext.
+func DecodeBase64(buf []byte) []byte {
+	result, err := tryDecodeBase64(buf)
+	if err != nil {
+		return buf
+	}
+	return result
+}
+
+func tryDecodeBase64(buf []byte) ([]byte, error) {
+	dBuf := make([]byte, encRaw.DecodedLen(len(buf)))
+	n, err := encRaw.Decode(dBuf, buf)
+	if err != nil {
+		n, err = enc.Decode(dBuf, buf)
+		if err != nil {
+			return nil, err
+		}
+	}
+	return dBuf[:n], nil
+}
+
+func urlSafe(data string) string {
+	return strings.NewReplacer("+", "-", "/", "_").Replace(data)
+}
+
+func decodeUrlSafe(data string) string {
+	dcBuf, err := base64.RawURLEncoding.DecodeString(data)
+	if err != nil {
+		return ""
+	}
+	return string(dcBuf)
+}

common/convert/converter.go

@@ -2,41 +2,16 @@ package convert
 
 import (
 	"bytes"
-	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"net/url"
+	"strconv"
 	"strings"
 )
 
-var enc = base64.StdEncoding
-
-func DecodeBase64(buf []byte) ([]byte, error) {
-	dBuf := make([]byte, enc.DecodedLen(len(buf)))
-	n, err := enc.Decode(dBuf, buf)
-	if err != nil {
-		return nil, err
-	}
-
-	return dBuf[:n], nil
-}
-
-// DecodeBase64StringToString decode base64 string to string
-func DecodeBase64StringToString(s string) (string, error) {
-	dBuf, err := enc.DecodeString(s)
-	if err != nil {
-		return "", err
-	}
-
-	return string(dBuf), nil
-}
-
 // ConvertsV2Ray convert V2Ray subscribe proxies data to clash proxies config
 func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
-	data, err := DecodeBase64(buf)
-	if err != nil {
-		data = buf
-	}
+	data := DecodeBase64(buf)
 
 	arr := strings.Split(string(data), "\n")
 
@@ -56,13 +31,46 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 
 		scheme = strings.ToLower(scheme)
 		switch scheme {
+		case "hysteria":
+			urlHysteria, err := url.Parse(line)
+			if err != nil {
+				continue
+			}
+
+			query := urlHysteria.Query()
+			name := uniqueName(names, urlHysteria.Fragment)
+			hysteria := make(map[string]any, 20)
+
+			hysteria["name"] = name
+			hysteria["type"] = scheme
+			hysteria["server"] = urlHysteria.Hostname()
+			hysteria["port"] = urlHysteria.Port()
+			hysteria["sni"] = query.Get("peer")
+			hysteria["obfs"] = query.Get("obfs")
+			hysteria["alpn"] = []string{query.Get("alpn")}
+			hysteria["auth_str"] = query.Get("auth")
+			hysteria["protocol"] = query.Get("protocol")
+			up := query.Get("up")
+			down := query.Get("down")
+			if up == "" {
+				up = query.Get("upmbps")
+			}
+			if down == "" {
+				down = query.Get("downmbps")
+			}
+			hysteria["down"] = down
+			hysteria["up"] = up
+			hysteria["skip-cert-verify"], _ = strconv.ParseBool(query.Get("insecure"))
+
+			proxies = append(proxies, hysteria)
+
 		case "trojan":
 			urlTrojan, err := url.Parse(line)
 			if err != nil {
 				continue
 			}
 
-			q := urlTrojan.Query()
+			query := urlTrojan.Query()
 
 			name := uniqueName(names, urlTrojan.Fragment)
 			trojan := make(map[string]any, 20)
@@ -75,35 +83,78 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			trojan["udp"] = true
 			trojan["skip-cert-verify"] = false
 
-			sni := q.Get("sni")
+			sni := query.Get("sni")
 			if sni != "" {
 				trojan["sni"] = sni
 			}
 
-			network := strings.ToLower(q.Get("type"))
+			network := strings.ToLower(query.Get("type"))
 			if network != "" {
 				trojan["network"] = network
 			}
 
-			if network == "ws" {
+			switch network {
+			case "ws":
 				headers := make(map[string]any)
 				wsOpts := make(map[string]any)
 
-				headers["Host"] = RandHost()
 				headers["User-Agent"] = RandUserAgent()
 
-				wsOpts["path"] = q.Get("path")
+				wsOpts["path"] = query.Get("path")
 				wsOpts["headers"] = headers
 
 				trojan["ws-opts"] = wsOpts
+
+			case "grpc":
+				grpcOpts := make(map[string]any)
+				grpcOpts["grpc-service-name"] = query.Get("serviceName")
+				trojan["grpc-opts"] = grpcOpts
 			}
 
 			proxies = append(proxies, trojan)
-		case "vmess":
-			dcBuf, err := enc.DecodeString(body)
+
+		case "vless":
+			urlVLess, err := url.Parse(line)
 			if err != nil {
 				continue
 			}
+			query := urlVLess.Query()
+			vless := make(map[string]any, 20)
+			handleVShareLink(names, urlVLess, scheme, vless)
+			if flow := query.Get("flow"); flow != "" {
+				vless["flow"] = strings.ToLower(flow)
+			}
+			proxies = append(proxies, vless)
+
+		case "vmess":
+			// V2RayN-styled share link
+			// https://github.com/2dust/v2rayN/wiki/%E5%88%86%E4%BA%AB%E9%93%BE%E6%8E%A5%E6%A0%BC%E5%BC%8F%E8%AF%B4%E6%98%8E(ver-2)
+			dcBuf, err := tryDecodeBase64([]byte(body))
+			if err != nil {
+				// Xray VMessAEAD share link
+				urlVMess, err := url.Parse(line)
+				if err != nil {
+					continue
+				}
+				query := urlVMess.Query()
+				vmess := make(map[string]any, 20)
+				handleVShareLink(names, urlVMess, scheme, vmess)
+				vmess["alterId"] = 0
+				vmess["cipher"] = "auto"
+				if encryption := query.Get("encryption"); encryption != "" {
+					vmess["cipher"] = encryption
+				}
+				if packetEncoding := query.Get("packetEncoding"); packetEncoding != "" {
+					switch packetEncoding {
+					case "packet":
+						vmess["packet-addr"] = true
+					case "xudp":
+						vmess["xudp"] = true
+					}
+				}
+				proxies = append(proxies, vmess)
+				continue
+			}
 
 			jsonDc := json.NewDecoder(bytes.NewReader(dcBuf))
 			values := make(map[string]any, 20)
@@ -120,40 +171,85 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			vmess["server"] = values["add"]
 			vmess["port"] = values["port"]
 			vmess["uuid"] = values["id"]
-			vmess["alterId"] = values["aid"]
-			vmess["cipher"] = "auto"
+			if alterId, ok := values["aid"]; ok {
+				vmess["alterId"] = alterId
+			} else {
+				vmess["alterId"] = 0
+			}
 			vmess["udp"] = true
+			vmess["tls"] = false
 			vmess["skip-cert-verify"] = false
 
-			host := values["host"]
-			network := strings.ToLower(values["net"].(string))
+			vmess["cipher"] = "auto"
+			if cipher, ok := values["scy"]; ok && cipher != "" {
+				vmess["cipher"] = cipher
+			}
 
+			if sni, ok := values["sni"]; ok && sni != "" {
+				vmess["servername"] = sni
+			}
+
+			network := strings.ToLower(values["net"].(string))
+			if values["type"] == "http" {
+				network = "http"
+			} else if network == "http" {
+				network = "h2"
+			}
 			vmess["network"] = network
 
 			tls := strings.ToLower(values["tls"].(string))
-			if tls != "" && tls != "0" && tls != "null" {
-				if host != nil {
-					vmess["servername"] = host
-				}
+			if strings.HasSuffix(tls, "tls") {
 				vmess["tls"] = true
 			}
 
-			if network == "ws" {
+			switch network {
+			case "http":
+				headers := make(map[string]any)
+				httpOpts := make(map[string]any)
+				if host, ok := values["host"]; ok && host != "" {
+					headers["Host"] = []string{host.(string)}
+				}
+				httpOpts["path"] = []string{"/"}
+				if path, ok := values["path"]; ok && path != "" {
+					httpOpts["path"] = []string{path.(string)}
+				}
+				httpOpts["headers"] = headers
+
+				vmess["http-opts"] = httpOpts
+
+			case "h2":
+				headers := make(map[string]any)
+				h2Opts := make(map[string]any)
+				if host, ok := values["host"]; ok && host != "" {
+					headers["Host"] = []string{host.(string)}
+				}
+
+				h2Opts["path"] = values["path"]
+				h2Opts["headers"] = headers
+
+				vmess["h2-opts"] = h2Opts
+
+			case "ws":
 				headers := make(map[string]any)
 				wsOpts := make(map[string]any)
-
-				headers["Host"] = RandHost()
-				headers["User-Agent"] = RandUserAgent()
-
-				if values["path"] != nil {
-					wsOpts["path"] = values["path"]
+				wsOpts["path"] = []string{"/"}
+				if host, ok := values["host"]; ok && host != "" {
+					headers["Host"] = host.(string)
+				}
+				if path, ok := values["path"]; ok && path != "" {
+					wsOpts["path"] = path.(string)
 				}
 				wsOpts["headers"] = headers
-
 				vmess["ws-opts"] = wsOpts
+
+			case "grpc":
+				grpcOpts := make(map[string]any)
+				grpcOpts["grpc-service-name"] = values["path"]
+				vmess["grpc-opts"] = grpcOpts
 			}
 
 			proxies = append(proxies, vmess)
+
 		case "ss":
 			urlSS, err := url.Parse(line)
 			if err != nil {
@@ -164,7 +260,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			port := urlSS.Port()
 
 			if port == "" {
-				dcBuf, err := enc.DecodeString(urlSS.Host)
+				dcBuf, err := encRaw.DecodeString(urlSS.Host)
 				if err != nil {
 					continue
 				}
@@ -181,11 +277,10 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			)
 
 			if password, found = urlSS.User.Password(); !found {
-				dcBuf, err := enc.DecodeString(cipher)
-				if err != nil {
-					continue
+				dcBuf, _ := enc.DecodeString(cipher)
+				if !strings.Contains(string(dcBuf), "2022-blake3") {
+					dcBuf, _ = encRaw.DecodeString(cipher)
 				}
-
 				cipher, password, found = strings.Cut(string(dcBuf), ":")
 				if !found {
 					continue
@@ -200,11 +295,19 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			ss["port"] = urlSS.Port()
 			ss["cipher"] = cipher
 			ss["password"] = password
+			query := urlSS.Query()
 			ss["udp"] = true
-
+			if strings.Contains(query.Get("plugin"), "obfs") {
+				obfsParams := strings.Split(query.Get("plugin"), ";")
+				ss["plugin"] = "obfs"
+				ss["plugin-opts"] = map[string]any{
+					"host": obfsParams[2][10:],
+					"mode": obfsParams[1][5:],
+				}
+			}
 			proxies = append(proxies, ss)
 		case "ssr":
-			dcBuf, err := enc.DecodeString(body)
+			dcBuf, err := encRaw.DecodeString(body)
 			if err != nil {
 				continue
 			}
@@ -261,54 +364,6 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			}
 
 			proxies = append(proxies, ssr)
-		case "vless":
-			urlVless, err := url.Parse(line)
-			if err != nil {
-				continue
-			}
-
-			q := urlVless.Query()
-
-			name := uniqueName(names, urlVless.Fragment)
-			vless := make(map[string]any, 20)
-
-			vless["name"] = name
-			vless["type"] = scheme
-			vless["server"] = urlVless.Hostname()
-			vless["port"] = urlVless.Port()
-			vless["uuid"] = urlVless.User.Username()
-			vless["udp"] = true
-			vless["skip-cert-verify"] = false
-
-			sni := q.Get("sni")
-			if sni != "" {
-				vless["servername"] = sni
-			}
-
-			flow := strings.ToLower(q.Get("flow"))
-			if flow != "" {
-				vless["flow"] = flow
-			}
-
-			network := strings.ToLower(q.Get("type"))
-			if network != "" {
-				vless["network"] = network
-			}
-
-			if network == "ws" {
-				headers := make(map[string]any)
-				wsOpts := make(map[string]any)
-
-				headers["Host"] = RandHost()
-				headers["User-Agent"] = RandUserAgent()
-
-				wsOpts["path"] = q.Get("path")
-				wsOpts["headers"] = headers
-
-				vless["ws-opts"] = wsOpts
-			}
-
-			proxies = append(proxies, vless)
 		}
 	}
 
@@ -319,23 +374,11 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 	return proxies, nil
 }
 
-func urlSafe(data string) string {
-	return strings.ReplaceAll(strings.ReplaceAll(data, "+", "-"), "/", "_")
-}
-
-func decodeUrlSafe(data string) string {
-	dcBuf, err := base64.URLEncoding.DecodeString(data)
-	if err != nil {
-		return ""
-	}
-	return string(dcBuf)
-}
-
 func uniqueName(names map[string]int, name string) string {
 	if index, ok := names[name]; ok {
 		index++
 		names[name] = index
-		name = name + "-" + fmt.Sprintf("%02d", index)
+		name = fmt.Sprintf("%s-%02d", name, index)
 	} else {
 		index = 0
 		names[name] = index

common/convert/util.go

@@ -307,7 +307,10 @@ func RandUserAgent() string {
 	return userAgents[rand.Intn(uaLen)]
 }
 
-func SetUserAgent(req *http.Request) {
+func SetUserAgent(header http.Header) {
+	if header.Get("User-Agent") != "" {
+		return
+	}
 	userAgent := RandUserAgent()
-	req.Header.Set("User-Agent", userAgent)
+	header.Set("User-Agent", userAgent)
 }

common/convert/v.go

@@ -0,0 +1,89 @@
+package convert
+
+import (
+	"net/url"
+	"strings"
+)
+
+func handleVShareLink(names map[string]int, url *url.URL, scheme string, proxy map[string]any) {
+	// Xray VMessAEAD / VLESS share link standard
+	// https://github.com/XTLS/Xray-core/discussions/716
+	query := url.Query()
+	proxy["name"] = uniqueName(names, url.Fragment)
+	proxy["type"] = scheme
+	proxy["server"] = url.Hostname()
+	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") {
+		proxy["tls"] = true
+	}
+	if sni := query.Get("sni"); sni != "" {
+		proxy["servername"] = sni
+	}
+
+	network := strings.ToLower(query.Get("type"))
+	if network == "" {
+		network = "tcp"
+	}
+	fakeType := strings.ToLower(query.Get("headerType"))
+	if fakeType == "http" {
+		network = "http"
+	} else if network == "http" {
+		network = "h2"
+	}
+	proxy["network"] = network
+	switch network {
+	case "tcp":
+		if fakeType != "none" {
+			headers := make(map[string]any)
+			httpOpts := make(map[string]any)
+			httpOpts["path"] = []string{"/"}
+
+			if host := query.Get("host"); host != "" {
+				headers["Host"] = []string{host}
+			}
+
+			if method := query.Get("method"); method != "" {
+				httpOpts["method"] = method
+			}
+
+			if path := query.Get("path"); path != "" {
+				httpOpts["path"] = []string{path}
+			}
+			httpOpts["headers"] = headers
+			proxy["http-opts"] = httpOpts
+		}
+
+	case "http":
+		headers := make(map[string]any)
+		h2Opts := make(map[string]any)
+		h2Opts["path"] = []string{"/"}
+		if path := query.Get("path"); path != "" {
+			h2Opts["path"] = []string{path}
+		}
+		if host := query.Get("host"); host != "" {
+			h2Opts["host"] = []string{host}
+		}
+		h2Opts["headers"] = headers
+		proxy["h2-opts"] = h2Opts
+
+	case "ws":
+		headers := make(map[string]any)
+		wsOpts := make(map[string]any)
+		headers["User-Agent"] = RandUserAgent()
+		headers["Host"] = query.Get("host")
+		wsOpts["path"] = query.Get("path")
+		wsOpts["headers"] = headers
+
+		proxy["ws-opts"] = wsOpts
+
+	case "grpc":
+		grpcOpts := make(map[string]any)
+		grpcOpts["grpc-service-name"] = query.Get("serviceName")
+		proxy["grpc-opts"] = grpcOpts
+	}
+}

common/net/relay.go

@@ -4,8 +4,6 @@ import (
 	"io"
 	"net"
 	"time"
-
-	"github.com/Dreamacro/clash/common/pool"
 )
 
 // Relay copies between left and right bidirectionally.
@@ -13,18 +11,14 @@ func Relay(leftConn, rightConn net.Conn) {
 	ch := make(chan error)
 
 	go func() {
-		buf := pool.Get(pool.RelayBufferSize)
 		// Wrapping to avoid using *net.TCPConn.(ReadFrom)
 		// See also https://github.com/Dreamacro/clash/pull/1209
-		_, err := io.CopyBuffer(WriteOnlyWriter{Writer: leftConn}, ReadOnlyReader{Reader: rightConn}, buf)
-		pool.Put(buf)
+		_, err := io.Copy(WriteOnlyWriter{Writer: leftConn}, ReadOnlyReader{Reader: rightConn})
 		leftConn.SetReadDeadline(time.Now())
 		ch <- err
 	}()
 
-	buf := pool.Get(pool.RelayBufferSize)
-	io.CopyBuffer(WriteOnlyWriter{Writer: rightConn}, ReadOnlyReader{Reader: leftConn}, buf)
-	pool.Put(buf)
+	_, _ = io.Copy(WriteOnlyWriter{Writer: rightConn}, ReadOnlyReader{Reader: leftConn})
 	rightConn.SetReadDeadline(time.Now())
 	<-ch
 }

common/pool/alloc.go

@@ -52,8 +52,8 @@ func (alloc *Allocator) Put(buf []byte) error {
 		return errors.New("allocator Put() incorrect buffer size")
 	}
 
-	//lint:ignore SA6002 ignore temporarily
 	//nolint
+	//lint:ignore SA6002 ignore temporarily
 	alloc.buffers[bits].Put(buf)
 	return nil
 }

common/pool/sing.go

@@ -0,0 +1,7 @@
+package pool
+
+import "github.com/sagernet/sing/common/buf"
+
+func init() {
+	buf.DefaultAllocator = defaultAllocator
+}

common/singledo/singledo.go

@@ -25,7 +25,6 @@ type Result[T any] struct {
 }
 
 // Do single.Do likes sync.singleFlight
-//lint:ignore ST1008 it likes sync.singleFlight
 func (s *Single[T]) Do(fn func() (T, error)) (v T, err error, shared bool) {
 	s.mux.Lock()
 	now := time.Now()

component/dialer/dialer.go

@@ -4,11 +4,12 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"github.com/Dreamacro/clash/component/resolver"
+	"go.uber.org/atomic"
 	"net"
 	"net/netip"
+	"strings"
 	"sync"
-
-	"github.com/Dreamacro/clash/component/resolver"
 )
 
 var (
@@ -17,6 +18,8 @@ var (
 	actualDualStackDialContext = dualStackDialContext
 	tcpConcurrent              = false
 	DisableIPv6                = false
+	ErrorInvalidedNetworkStack = errors.New("invalided network stack")
+	ErrorDisableIPv6           = errors.New("IPv6 is disabled, dialer cancel")
 )
 
 func DialContext(ctx context.Context, network, address string, options ...Option) (net.Conn, error) {
@@ -33,13 +36,23 @@ func DialContext(ctx context.Context, network, address string, options ...Option
 		o(opt)
 	}
 
+	if opt.network == 4 || opt.network == 6 {
+		if strings.Contains(network, "tcp") {
+			network = "tcp"
+		} else {
+			network = "udp"
+		}
+
+		network = fmt.Sprintf("%s%d", network, opt.network)
+	}
+
 	switch network {
 	case "tcp4", "tcp6", "udp4", "udp6":
 		return actualSingleDialContext(ctx, network, address, opt)
 	case "tcp", "udp":
 		return actualDualStackDialContext(ctx, network, address, opt)
 	default:
-		return nil, errors.New("network invalid")
+		return nil, ErrorInvalidedNetworkStack
 	}
 }
 
@@ -105,7 +118,7 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 	}
 
 	if DisableIPv6 && destination.Is6() {
-		return nil, fmt.Errorf("IPv6 is diabled, dialer cancel")
+		return nil, ErrorDisableIPv6
 	}
 
 	return dialer.DialContext(ctx, network, net.JoinHostPort(destination.String(), port))
@@ -167,29 +180,35 @@ func dualStackDialContext(ctx context.Context, network, address string, opt *opt
 	go startRacer(ctx, network+"4", host, opt.direct, false)
 	go startRacer(ctx, network+"6", host, opt.direct, true)
 
-	for res := range results {
-		if res.error == nil {
-			return res.Conn, nil
-		}
-
-		if !res.ipv6 {
-			primary = res
-		} else {
-			fallback = res
-		}
-
-		if primary.done && fallback.done {
-			if primary.resolved {
-				return nil, primary.error
-			} else if fallback.resolved {
-				return nil, fallback.error
-			} else {
-				return nil, primary.error
+	count := 2
+	for i := 0; i < count; i++ {
+		select {
+		case res := <-results:
+			if res.error == nil {
+				return res.Conn, nil
 			}
+
+			if !res.ipv6 {
+				primary = res
+			} else {
+				fallback = res
+			}
+
+			if primary.done && fallback.done {
+				if primary.resolved {
+					return nil, primary.error
+				} else if fallback.resolved {
+					return nil, fallback.error
+				} else {
+					return nil, primary.error
+				}
+			}
+		case <-ctx.Done():
+			break
 		}
 	}
 
-	return nil, errors.New("never touched")
+	return nil, errors.New("dual stack tcp shake hands failed")
 }
 
 func concurrentDualStackDialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
@@ -199,13 +218,16 @@ func concurrentDualStackDialContext(ctx context.Context, network, address string
 	}
 
 	var ips []netip.Addr
-
 	if opt.direct {
 		ips, err = resolver.ResolveAllIP(host)
 	} else {
 		ips, err = resolver.ResolveAllIPProxyServerHost(host)
 	}
 
+	if err != nil {
+		return nil, err
+	}
+
 	return concurrentDialContext(ctx, network, ips, port, opt)
 }
 
@@ -217,30 +239,49 @@ func concurrentDialContext(ctx context.Context, network string, ips []netip.Addr
 		ip netip.Addr
 		net.Conn
 		error
-		resolved bool
+		isPrimary bool
+		done      bool
 	}
 
+	preferCount := atomic.NewInt32(0)
 	results := make(chan dialResult)
-
 	tcpRacer := func(ctx context.Context, ip netip.Addr) {
-		result := dialResult{ip: ip}
+		result := dialResult{ip: ip, done: true}
 
 		defer func() {
 			select {
 			case results <- result:
 			case <-returned:
 				if result.Conn != nil {
-					result.Conn.Close()
+					_ = result.Conn.Close()
 				}
 			}
 		}()
-
-		v := "4"
-		if ip.Is6() {
-			v = "6"
+		if strings.Contains(network, "tcp") {
+			network = "tcp"
+		} else {
+			network = "udp"
 		}
 
-		result.Conn, result.error = dialContext(ctx, network+v, ip, port, opt)
+		if ip.Is6() {
+			network += "6"
+			if opt.prefer != 4 {
+				result.isPrimary = true
+			}
+		}
+
+		if ip.Is4() {
+			network += "4"
+			if opt.prefer != 6 {
+				result.isPrimary = true
+			}
+		}
+
+		if result.isPrimary {
+			preferCount.Add(1)
+		}
+
+		result.Conn, result.error = dialContext(ctx, network, ip, port, opt)
 	}
 
 	for _, ip := range ips {
@@ -248,17 +289,48 @@ func concurrentDialContext(ctx context.Context, network string, ips []netip.Addr
 	}
 
 	connCount := len(ips)
-	for res := range results {
-		connCount--
-		if res.error == nil {
-			return res.Conn, nil
-		}
-
-		if connCount == 0 {
+	var fallback dialResult
+	var primaryError error
+	for i := 0; i < connCount; i++ {
+		select {
+		case res := <-results:
+			if res.error == nil {
+				if res.isPrimary {
+					return res.Conn, nil
+				} else {
+					if !fallback.done || fallback.error != nil {
+						fallback = res
+					}
+				}
+			} else {
+				if res.isPrimary {
+					primaryError = res.error
+					preferCount.Add(-1)
+					if preferCount.Load() == 0 && fallback.done && fallback.error == nil {
+						return fallback.Conn, nil
+					}
+				}
+			}
+		case <-ctx.Done():
+			if fallback.done && fallback.error == nil {
+				return fallback.Conn, nil
+			}
 			break
 		}
 	}
 
+	if fallback.done && fallback.error == nil {
+		return fallback.Conn, nil
+	}
+
+	if primaryError != nil {
+		return nil, primaryError
+	}
+
+	if fallback.error != nil {
+		return nil, fallback.error
+	}
+
 	return nil, fmt.Errorf("all ips %v tcp shake hands failed", ips)
 }
 
@@ -291,25 +363,45 @@ func singleDialContext(ctx context.Context, network string, address string, opt
 }
 
 func concurrentSingleDialContext(ctx context.Context, network string, address string, opt *option) (net.Conn, error) {
+	switch network {
+	case "tcp4", "udp4":
+		return concurrentIPv4DialContext(ctx, network, address, opt)
+	default:
+		return concurrentIPv6DialContext(ctx, network, address, opt)
+	}
+}
+
+func concurrentIPv4DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
 	host, port, err := net.SplitHostPort(address)
 	if err != nil {
 		return nil, err
 	}
 
 	var ips []netip.Addr
-	switch network {
-	case "tcp4", "udp4":
-		if !opt.direct {
-			ips, err = resolver.ResolveAllIPv4ProxyServerHost(host)
-		} else {
-			ips, err = resolver.ResolveAllIPv4(host)
-		}
-	default:
-		if !opt.direct {
-			ips, err = resolver.ResolveAllIPv6ProxyServerHost(host)
-		} else {
-			ips, err = resolver.ResolveAllIPv6(host)
-		}
+	if !opt.direct {
+		ips, err = resolver.ResolveAllIPv4ProxyServerHost(host)
+	} else {
+		ips, err = resolver.ResolveAllIPv4(host)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	return concurrentDialContext(ctx, network, ips, port, opt)
+}
+
+func concurrentIPv6DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
+	host, port, err := net.SplitHostPort(address)
+	if err != nil {
+		return nil, err
+	}
+
+	var ips []netip.Addr
+	if !opt.direct {
+		ips, err = resolver.ResolveAllIPv6ProxyServerHost(host)
+	} else {
+		ips, err = resolver.ResolveAllIPv6(host)
 	}
 
 	if err != nil {

component/dialer/options.go

@@ -1,6 +1,8 @@
 package dialer
 
-import "go.uber.org/atomic"
+import (
+	"go.uber.org/atomic"
+)
 
 var (
 	DefaultOptions     []Option
@@ -13,6 +15,8 @@ type option struct {
 	addrReuse     bool
 	routingMark   int
 	direct        bool
+	network       int
+	prefer        int
 }
 
 type Option func(opt *option)
@@ -40,3 +44,25 @@ func WithDirect() Option {
 		opt.direct = true
 	}
 }
+
+func WithPreferIPv4() Option {
+	return func(opt *option) {
+		opt.prefer = 4
+	}
+}
+
+func WithPreferIPv6() Option {
+	return func(opt *option) {
+		opt.prefer = 6
+	}
+}
+
+func WithOnlySingleStack(isIPv4 bool) Option {
+	return func(opt *option) {
+		if isIPv4 {
+			opt.network = 4
+		} else {
+			opt.network = 6
+		}
+	}
+}

component/ebpf/bpf/bpf_endian.h

@@ -0,0 +1,99 @@
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+#ifndef __BPF_ENDIAN__
+#define __BPF_ENDIAN__
+
+/*
+ * Isolate byte #n and put it into byte #m, for __u##b type.
+ * E.g., moving byte #6 (nnnnnnnn) into byte #1 (mmmmmmmm) for __u64:
+ * 1) xxxxxxxx nnnnnnnn xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx mmmmmmmm xxxxxxxx
+ * 2) nnnnnnnn xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx mmmmmmmm xxxxxxxx 00000000
+ * 3) 00000000 00000000 00000000 00000000 00000000 00000000 00000000 nnnnnnnn
+ * 4) 00000000 00000000 00000000 00000000 00000000 00000000 nnnnnnnn 00000000
+ */
+#define ___bpf_mvb(x, b, n, m) ((__u##b)(x) << (b-(n+1)*8) >> (b-8) << (m*8))
+
+#define ___bpf_swab16(x) ((__u16)(			\
+			  ___bpf_mvb(x, 16, 0, 1) |	\
+			  ___bpf_mvb(x, 16, 1, 0)))
+
+#define ___bpf_swab32(x) ((__u32)(			\
+			  ___bpf_mvb(x, 32, 0, 3) |	\
+			  ___bpf_mvb(x, 32, 1, 2) |	\
+			  ___bpf_mvb(x, 32, 2, 1) |	\
+			  ___bpf_mvb(x, 32, 3, 0)))
+
+#define ___bpf_swab64(x) ((__u64)(			\
+			  ___bpf_mvb(x, 64, 0, 7) |	\
+			  ___bpf_mvb(x, 64, 1, 6) |	\
+			  ___bpf_mvb(x, 64, 2, 5) |	\
+			  ___bpf_mvb(x, 64, 3, 4) |	\
+			  ___bpf_mvb(x, 64, 4, 3) |	\
+			  ___bpf_mvb(x, 64, 5, 2) |	\
+			  ___bpf_mvb(x, 64, 6, 1) |	\
+			  ___bpf_mvb(x, 64, 7, 0)))
+
+/* LLVM's BPF target selects the endianness of the CPU
+ * it compiles on, or the user specifies (bpfel/bpfeb),
+ * respectively. The used __BYTE_ORDER__ is defined by
+ * the compiler, we cannot rely on __BYTE_ORDER from
+ * libc headers, since it doesn't reflect the actual
+ * requested byte order.
+ *
+ * Note, LLVM's BPF target has different __builtin_bswapX()
+ * semantics. It does map to BPF_ALU | BPF_END | BPF_TO_BE
+ * in bpfel and bpfeb case, which means below, that we map
+ * to cpu_to_be16(). We could use it unconditionally in BPF
+ * case, but better not rely on it, so that this header here
+ * can be used from application and BPF program side, which
+ * use different targets.
+ */
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+# define __bpf_ntohs(x)			__builtin_bswap16(x)
+# define __bpf_htons(x)			__builtin_bswap16(x)
+# define __bpf_constant_ntohs(x)	___bpf_swab16(x)
+# define __bpf_constant_htons(x)	___bpf_swab16(x)
+# define __bpf_ntohl(x)			__builtin_bswap32(x)
+# define __bpf_htonl(x)			__builtin_bswap32(x)
+# define __bpf_constant_ntohl(x)	___bpf_swab32(x)
+# define __bpf_constant_htonl(x)	___bpf_swab32(x)
+# define __bpf_be64_to_cpu(x)		__builtin_bswap64(x)
+# define __bpf_cpu_to_be64(x)		__builtin_bswap64(x)
+# define __bpf_constant_be64_to_cpu(x)	___bpf_swab64(x)
+# define __bpf_constant_cpu_to_be64(x)	___bpf_swab64(x)
+#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+# define __bpf_ntohs(x)			(x)
+# define __bpf_htons(x)			(x)
+# define __bpf_constant_ntohs(x)	(x)
+# define __bpf_constant_htons(x)	(x)
+# define __bpf_ntohl(x)			(x)
+# define __bpf_htonl(x)			(x)
+# define __bpf_constant_ntohl(x)	(x)
+# define __bpf_constant_htonl(x)	(x)
+# define __bpf_be64_to_cpu(x)		(x)
+# define __bpf_cpu_to_be64(x)		(x)
+# define __bpf_constant_be64_to_cpu(x)  (x)
+# define __bpf_constant_cpu_to_be64(x)  (x)
+#else
+# error "Fix your compiler's __BYTE_ORDER__?!"
+#endif
+
+#define bpf_htons(x)				\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_htons(x) : __bpf_htons(x))
+#define bpf_ntohs(x)				\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_ntohs(x) : __bpf_ntohs(x))
+#define bpf_htonl(x)				\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_htonl(x) : __bpf_htonl(x))
+#define bpf_ntohl(x)				\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_ntohl(x) : __bpf_ntohl(x))
+#define bpf_cpu_to_be64(x)			\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_cpu_to_be64(x) : __bpf_cpu_to_be64(x))
+#define bpf_be64_to_cpu(x)			\
+	(__builtin_constant_p(x) ?		\
+	 __bpf_constant_be64_to_cpu(x) : __bpf_be64_to_cpu(x))
+
+#endif /* __BPF_ENDIAN__ */

component/ebpf/bpf/bpf_helpers.h

@@ -0,0 +1,262 @@
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+#ifndef __BPF_HELPERS__
+#define __BPF_HELPERS__
+
+/*
+ * Note that bpf programs need to include either
+ * vmlinux.h (auto-generated from BTF) or linux/types.h
+ * in advance since bpf_helper_defs.h uses such types
+ * as __u64.
+ */
+#include "bpf_helper_defs.h"
+
+#define __uint(name, val) int (*name)[val]
+#define __type(name, val) typeof(val) *name
+#define __array(name, val) typeof(val) *name[]
+
+/*
+ * Helper macro to place programs, maps, license in
+ * different sections in elf_bpf file. Section names
+ * are interpreted by libbpf depending on the context (BPF programs, BPF maps,
+ * extern variables, etc).
+ * To allow use of SEC() with externs (e.g., for extern .maps declarations),
+ * make sure __attribute__((unused)) doesn't trigger compilation warning.
+ */
+#define SEC(name) \
+	_Pragma("GCC diagnostic push")					    \
+	_Pragma("GCC diagnostic ignored \"-Wignored-attributes\"")	    \
+	__attribute__((section(name), used))				    \
+	_Pragma("GCC diagnostic pop")					    \
+
+/* Avoid 'linux/stddef.h' definition of '__always_inline'. */
+#undef __always_inline
+#define __always_inline inline __attribute__((always_inline))
+
+#ifndef __noinline
+#define __noinline __attribute__((noinline))
+#endif
+#ifndef __weak
+#define __weak __attribute__((weak))
+#endif
+
+/*
+ * Use __hidden attribute to mark a non-static BPF subprogram effectively
+ * static for BPF verifier's verification algorithm purposes, allowing more
+ * extensive and permissive BPF verification process, taking into account
+ * subprogram's caller context.
+ */
+#define __hidden __attribute__((visibility("hidden")))
+
+/* When utilizing vmlinux.h with BPF CO-RE, user BPF programs can't include
+ * any system-level headers (such as stddef.h, linux/version.h, etc), and
+ * commonly-used macros like NULL and KERNEL_VERSION aren't available through
+ * vmlinux.h. This just adds unnecessary hurdles and forces users to re-define
+ * them on their own. So as a convenience, provide such definitions here.
+ */
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#ifndef KERNEL_VERSION
+#define KERNEL_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + ((c) > 255 ? 255 : (c)))
+#endif
+
+/*
+ * Helper macros to manipulate data structures
+ */
+#ifndef offsetof
+#define offsetof(TYPE, MEMBER)	((unsigned long)&((TYPE *)0)->MEMBER)
+#endif
+#ifndef container_of
+#define container_of(ptr, type, member)				\
+	({							\
+		void *__mptr = (void *)(ptr);			\
+		((type *)(__mptr - offsetof(type, member)));	\
+	})
+#endif
+
+/*
+ * Helper macro to throw a compilation error if __bpf_unreachable() gets
+ * built into the resulting code. This works given BPF back end does not
+ * implement __builtin_trap(). This is useful to assert that certain paths
+ * of the program code are never used and hence eliminated by the compiler.
+ *
+ * For example, consider a switch statement that covers known cases used by
+ * the program. __bpf_unreachable() can then reside in the default case. If
+ * the program gets extended such that a case is not covered in the switch
+ * statement, then it will throw a build error due to the default case not
+ * being compiled out.
+ */
+#ifndef __bpf_unreachable
+# define __bpf_unreachable()	__builtin_trap()
+#endif
+
+/*
+ * Helper function to perform a tail call with a constant/immediate map slot.
+ */
+#if __clang_major__ >= 8 && defined(__bpf__)
+static __always_inline void
+bpf_tail_call_static(void *ctx, const void *map, const __u32 slot)
+{
+	if (!__builtin_constant_p(slot))
+		__bpf_unreachable();
+
+	/*
+	 * Provide a hard guarantee that LLVM won't optimize setting r2 (map
+	 * pointer) and r3 (constant map index) from _different paths_ ending
+	 * up at the _same_ call insn as otherwise we won't be able to use the
+	 * jmpq/nopl retpoline-free patching by the x86-64 JIT in the kernel
+	 * given they mismatch. See also d2e4c1e6c294 ("bpf: Constant map key
+	 * tracking for prog array pokes") for details on verifier tracking.
+	 *
+	 * Note on clobber list: we need to stay in-line with BPF calling
+	 * convention, so even if we don't end up using r0, r4, r5, we need
+	 * to mark them as clobber so that LLVM doesn't end up using them
+	 * before / after the call.
+	 */
+	asm volatile("r1 = %[ctx]\n\t"
+		     "r2 = %[map]\n\t"
+		     "r3 = %[slot]\n\t"
+		     "call 12"
+		     :: [ctx]"r"(ctx), [map]"r"(map), [slot]"i"(slot)
+		     : "r0", "r1", "r2", "r3", "r4", "r5");
+}
+#endif
+
+/*
+ * Helper structure used by eBPF C program
+ * to describe BPF map attributes to libbpf loader
+ */
+struct bpf_map_def {
+	unsigned int type;
+	unsigned int key_size;
+	unsigned int value_size;
+	unsigned int max_entries;
+	unsigned int map_flags;
+};
+
+enum libbpf_pin_type {
+	LIBBPF_PIN_NONE,
+	/* PIN_BY_NAME: pin maps by name (in /sys/fs/bpf by default) */
+	LIBBPF_PIN_BY_NAME,
+};
+
+enum libbpf_tristate {
+	TRI_NO = 0,
+	TRI_YES = 1,
+	TRI_MODULE = 2,
+};
+
+#define __kconfig __attribute__((section(".kconfig")))
+#define __ksym __attribute__((section(".ksyms")))
+
+#ifndef ___bpf_concat
+#define ___bpf_concat(a, b) a ## b
+#endif
+#ifndef ___bpf_apply
+#define ___bpf_apply(fn, n) ___bpf_concat(fn, n)
+#endif
+#ifndef ___bpf_nth
+#define ___bpf_nth(_, _1, _2, _3, _4, _5, _6, _7, _8, _9, _a, _b, _c, N, ...) N
+#endif
+#ifndef ___bpf_narg
+#define ___bpf_narg(...) \
+	___bpf_nth(_, ##__VA_ARGS__, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
+#endif
+
+#define ___bpf_fill0(arr, p, x) do {} while (0)
+#define ___bpf_fill1(arr, p, x) arr[p] = x
+#define ___bpf_fill2(arr, p, x, args...) arr[p] = x; ___bpf_fill1(arr, p + 1, args)
+#define ___bpf_fill3(arr, p, x, args...) arr[p] = x; ___bpf_fill2(arr, p + 1, args)
+#define ___bpf_fill4(arr, p, x, args...) arr[p] = x; ___bpf_fill3(arr, p + 1, args)
+#define ___bpf_fill5(arr, p, x, args...) arr[p] = x; ___bpf_fill4(arr, p + 1, args)
+#define ___bpf_fill6(arr, p, x, args...) arr[p] = x; ___bpf_fill5(arr, p + 1, args)
+#define ___bpf_fill7(arr, p, x, args...) arr[p] = x; ___bpf_fill6(arr, p + 1, args)
+#define ___bpf_fill8(arr, p, x, args...) arr[p] = x; ___bpf_fill7(arr, p + 1, args)
+#define ___bpf_fill9(arr, p, x, args...) arr[p] = x; ___bpf_fill8(arr, p + 1, args)
+#define ___bpf_fill10(arr, p, x, args...) arr[p] = x; ___bpf_fill9(arr, p + 1, args)
+#define ___bpf_fill11(arr, p, x, args...) arr[p] = x; ___bpf_fill10(arr, p + 1, args)
+#define ___bpf_fill12(arr, p, x, args...) arr[p] = x; ___bpf_fill11(arr, p + 1, args)
+#define ___bpf_fill(arr, args...) \
+	___bpf_apply(___bpf_fill, ___bpf_narg(args))(arr, 0, args)
+
+/*
+ * BPF_SEQ_PRINTF to wrap bpf_seq_printf to-be-printed values
+ * in a structure.
+ */
+#define BPF_SEQ_PRINTF(seq, fmt, args...)			\
+({								\
+	static const char ___fmt[] = fmt;			\
+	unsigned long long ___param[___bpf_narg(args)];		\
+								\
+	_Pragma("GCC diagnostic push")				\
+	_Pragma("GCC diagnostic ignored \"-Wint-conversion\"")	\
+	___bpf_fill(___param, args);				\
+	_Pragma("GCC diagnostic pop")				\
+								\
+	bpf_seq_printf(seq, ___fmt, sizeof(___fmt),		\
+		       ___param, sizeof(___param));		\
+})
+
+/*
+ * BPF_SNPRINTF wraps the bpf_snprintf helper with variadic arguments instead of
+ * an array of u64.
+ */
+#define BPF_SNPRINTF(out, out_size, fmt, args...)		\
+({								\
+	static const char ___fmt[] = fmt;			\
+	unsigned long long ___param[___bpf_narg(args)];		\
+								\
+	_Pragma("GCC diagnostic push")				\
+	_Pragma("GCC diagnostic ignored \"-Wint-conversion\"")	\
+	___bpf_fill(___param, args);				\
+	_Pragma("GCC diagnostic pop")				\
+								\
+	bpf_snprintf(out, out_size, ___fmt,			\
+		     ___param, sizeof(___param));		\
+})
+
+#ifdef BPF_NO_GLOBAL_DATA
+#define BPF_PRINTK_FMT_MOD
+#else
+#define BPF_PRINTK_FMT_MOD static const
+#endif
+
+#define __bpf_printk(fmt, ...)				\
+({							\
+	BPF_PRINTK_FMT_MOD char ____fmt[] = fmt;	\
+	bpf_trace_printk(____fmt, sizeof(____fmt),	\
+			 ##__VA_ARGS__);		\
+})
+
+/*
+ * __bpf_vprintk wraps the bpf_trace_vprintk helper with variadic arguments
+ * instead of an array of u64.
+ */
+#define __bpf_vprintk(fmt, args...)				\
+({								\
+	static const char ___fmt[] = fmt;			\
+	unsigned long long ___param[___bpf_narg(args)];		\
+								\
+	_Pragma("GCC diagnostic push")				\
+	_Pragma("GCC diagnostic ignored \"-Wint-conversion\"")	\
+	___bpf_fill(___param, args);				\
+	_Pragma("GCC diagnostic pop")				\
+								\
+	bpf_trace_vprintk(___fmt, sizeof(___fmt),		\
+			  ___param, sizeof(___param));		\
+})
+
+/* Use __bpf_printk when bpf_printk call has 3 or fewer fmt args
+ * Otherwise use __bpf_vprintk
+ */
+#define ___bpf_pick_printk(...) \
+	___bpf_nth(_, ##__VA_ARGS__, __bpf_vprintk, __bpf_vprintk, __bpf_vprintk,	\
+		   __bpf_vprintk, __bpf_vprintk, __bpf_vprintk, __bpf_vprintk,		\
+		   __bpf_vprintk, __bpf_vprintk, __bpf_printk /*3*/, __bpf_printk /*2*/,\
+		   __bpf_printk /*1*/, __bpf_printk /*0*/)
+
+/* Helper macro to print out debug messages */
+#define bpf_printk(fmt, args...) ___bpf_pick_printk(args)(fmt, ##args)
+
+#endif

component/ebpf/bpf/redir.c

@@ -0,0 +1,342 @@
+#include <stdint.h>
+#include <stdbool.h>
+//#include <linux/types.h>
+
+#include <linux/bpf.h>
+#include <linux/if_ether.h>
+//#include <linux/if_packet.h>
+//#include <linux/if_vlan.h>
+#include <linux/ip.h>
+#include <linux/in.h>
+#include <linux/tcp.h>
+//#include <linux/udp.h>
+
+#include <linux/pkt_cls.h>
+
+#include "bpf_endian.h"
+#include "bpf_helpers.h"
+
+#define IP_CSUM_OFF (ETH_HLEN + offsetof(struct iphdr, check))
+#define IP_DST_OFF (ETH_HLEN + offsetof(struct iphdr, daddr))
+#define IP_SRC_OFF (ETH_HLEN + offsetof(struct iphdr, saddr))
+#define IP_PROTO_OFF (ETH_HLEN + offsetof(struct iphdr, protocol))
+#define TCP_CSUM_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, check))
+#define TCP_SRC_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, source))
+#define TCP_DST_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, dest))
+//#define UDP_CSUM_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, check))
+//#define UDP_SRC_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, source))
+//#define UDP_DST_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, dest))
+#define IS_PSEUDO 0x10
+
+struct origin_info {
+    __be32 ip;
+    __be16 port;
+    __u16  pad;
+};
+
+struct origin_info *origin_info_unused __attribute__((unused));
+
+struct redir_info {
+    __be32 sip;
+    __be32 dip;
+    __be16 sport;
+    __be16 dport;
+};
+
+struct redir_info *redir_info_unused __attribute__((unused));
+
+struct {
+    __uint(type, BPF_MAP_TYPE_LRU_HASH);
+    __type(key, struct redir_info);
+    __type(value, struct origin_info);
+    __uint(max_entries, 65535);
+    __uint(pinning, LIBBPF_PIN_BY_NAME);
+} pair_original_dst_map SEC(".maps");
+
+struct {
+    __uint(type, BPF_MAP_TYPE_ARRAY);
+    __type(key, __u32);
+    __type(value, __u32);
+    __uint(max_entries, 3);
+    __uint(pinning, LIBBPF_PIN_BY_NAME);
+} redir_params_map SEC(".maps");
+
+static __always_inline int rewrite_ip(struct __sk_buff *skb, __be32 new_ip, bool is_dest) {
+    int ret, off = 0, flags = IS_PSEUDO;
+    __be32 old_ip;
+
+    if (is_dest)
+        ret = bpf_skb_load_bytes(skb, IP_DST_OFF, &old_ip, 4);
+    else
+        ret = bpf_skb_load_bytes(skb, IP_SRC_OFF, &old_ip, 4);
+
+    if (ret < 0) {
+        return ret;
+    }
+
+    off = TCP_CSUM_OFF;
+//    __u8 proto;
+//
+//    ret = bpf_skb_load_bytes(skb, IP_PROTO_OFF, &proto, 1);
+//    if (ret < 0) {
+//        return BPF_DROP;
+//    }
+//
+//    switch (proto) {
+//    case IPPROTO_TCP:
+//        off = TCP_CSUM_OFF;
+//        break;
+//
+//    case IPPROTO_UDP:
+//        off = UDP_CSUM_OFF;
+//        flags |= BPF_F_MARK_MANGLED_0;
+//        break;
+//
+//    case IPPROTO_ICMPV6:
+//        off = offsetof(struct icmp6hdr, icmp6_cksum);
+//        break;
+//    }
+//
+//    if (off) {
+    ret = bpf_l4_csum_replace(skb, off, old_ip, new_ip, flags | sizeof(new_ip));
+    if (ret < 0) {
+        return ret;
+    }
+//    }
+
+    ret = bpf_l3_csum_replace(skb, IP_CSUM_OFF, old_ip, new_ip, sizeof(new_ip));
+    if (ret < 0) {
+        return ret;
+    }
+
+    if (is_dest)
+        ret = bpf_skb_store_bytes(skb, IP_DST_OFF, &new_ip, sizeof(new_ip), 0);
+    else
+        ret = bpf_skb_store_bytes(skb, IP_SRC_OFF, &new_ip, sizeof(new_ip), 0);
+
+    if (ret < 0) {
+        return ret;
+    }
+
+    return 1;
+}
+
+static __always_inline int rewrite_port(struct __sk_buff *skb, __be16 new_port, bool is_dest) {
+    int ret, off = 0;
+    __be16 old_port;
+
+    if (is_dest)
+        ret = bpf_skb_load_bytes(skb, TCP_DST_OFF, &old_port, 2);
+    else
+        ret = bpf_skb_load_bytes(skb, TCP_SRC_OFF, &old_port, 2);
+
+    if (ret < 0) {
+        return ret;
+    }
+
+    off = TCP_CSUM_OFF;
+
+    ret = bpf_l4_csum_replace(skb, off, old_port, new_port, sizeof(new_port));
+    if (ret < 0) {
+        return ret;
+    }
+
+    if (is_dest)
+        ret = bpf_skb_store_bytes(skb, TCP_DST_OFF, &new_port, sizeof(new_port), 0);
+    else
+        ret = bpf_skb_store_bytes(skb, TCP_SRC_OFF, &new_port, sizeof(new_port), 0);
+
+    if (ret < 0) {
+        return ret;
+    }
+
+    return 1;
+}
+
+static __always_inline bool is_lan_ip(__be32 addr) {
+    if (addr == 0xffffffff)
+        return true;
+
+    __u8 fist = (__u8)(addr & 0xff);
+
+    if (fist == 127 || fist == 10)
+        return true;
+
+    __u8 second = (__u8)((addr >> 8) & 0xff);
+
+    if (fist == 172 && second >= 16 && second <= 31)
+        return true;
+
+    if (fist == 192 && second == 168)
+        return true;
+
+    return false;
+}
+
+SEC("tc_clash_auto_redir_ingress")
+int tc_redir_ingress_func(struct __sk_buff *skb) {
+    void *data          = (void *)(long)skb->data;
+    void *data_end      = (void *)(long)skb->data_end;
+    struct ethhdr *eth  = data;
+
+    if ((void *)(eth + 1) > data_end)
+        return TC_ACT_OK;
+
+    if (eth->h_proto != bpf_htons(ETH_P_IP))
+        return TC_ACT_OK;
+
+    struct iphdr *iph = (struct iphdr *)(eth + 1);
+    if ((void *)(iph + 1) > data_end)
+        return TC_ACT_OK;
+
+    __u32 key = 0, *route_index, *redir_ip, *redir_port;
+
+    route_index = bpf_map_lookup_elem(&redir_params_map, &key);
+    if (!route_index)
+        return TC_ACT_OK;
+
+    if (iph->protocol == IPPROTO_ICMP && *route_index != 0)
+        return bpf_redirect(*route_index, 0);
+
+    if (iph->protocol != IPPROTO_TCP)
+        return TC_ACT_OK;
+
+    struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
+    if ((void *)(tcph + 1) > data_end)
+        return TC_ACT_SHOT;
+
+    key = 1;
+    redir_ip = bpf_map_lookup_elem(&redir_params_map, &key);
+    if (!redir_ip)
+        return TC_ACT_OK;
+
+    key = 2;
+    redir_port = bpf_map_lookup_elem(&redir_params_map, &key);
+    if (!redir_port)
+        return TC_ACT_OK;
+
+    __be32 new_ip   = bpf_htonl(*redir_ip);
+    __be16 new_port = bpf_htonl(*redir_port) >> 16;
+    __be32 old_ip   = iph->daddr;
+    __be16 old_port = tcph->dest;
+
+    if (old_ip == new_ip || is_lan_ip(old_ip) || bpf_ntohs(old_port) == 53) {
+        return TC_ACT_OK;
+    }
+
+    struct redir_info p_key = {
+        .sip = iph->saddr,
+        .sport = tcph->source,
+        .dip = new_ip,
+        .dport = new_port,
+    };
+
+    if (tcph->syn && !tcph->ack) {
+        struct origin_info origin = {
+            .ip = old_ip,
+            .port = old_port,
+        };
+
+        bpf_map_update_elem(&pair_original_dst_map, &p_key, &origin, BPF_NOEXIST);
+
+        if (rewrite_ip(skb, new_ip, true) < 0) {
+            return TC_ACT_SHOT;
+        }
+
+        if (rewrite_port(skb, new_port, true) < 0) {
+            return TC_ACT_SHOT;
+        }
+    } else {
+        struct origin_info *origin = bpf_map_lookup_elem(&pair_original_dst_map, &p_key);
+        if (!origin) {
+            return TC_ACT_OK;
+        }
+
+        if (rewrite_ip(skb, new_ip, true) < 0) {
+            return TC_ACT_SHOT;
+        }
+
+        if (rewrite_port(skb, new_port, true) < 0) {
+            return TC_ACT_SHOT;
+        }
+    }
+
+    return TC_ACT_OK;
+}
+
+SEC("tc_clash_auto_redir_egress")
+int tc_redir_egress_func(struct __sk_buff *skb) {
+    void *data          = (void *)(long)skb->data;
+    void *data_end      = (void *)(long)skb->data_end;
+    struct ethhdr *eth  = data;
+
+    if ((void *)(eth + 1) > data_end)
+        return TC_ACT_OK;
+
+    if (eth->h_proto != bpf_htons(ETH_P_IP))
+        return TC_ACT_OK;
+
+    __u32 key = 0, *redir_ip, *redir_port; // *clash_mark
+
+//    clash_mark = bpf_map_lookup_elem(&redir_params_map, &key);
+//    if (clash_mark && *clash_mark != 0 && *clash_mark == skb->mark)
+//        return TC_ACT_OK;
+
+    struct iphdr *iph = (struct iphdr *)(eth + 1);
+    if ((void *)(iph + 1) > data_end)
+        return TC_ACT_OK;
+
+    if (iph->protocol != IPPROTO_TCP)
+        return TC_ACT_OK;
+
+    struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
+    if ((void *)(tcph + 1) > data_end)
+        return TC_ACT_SHOT;
+
+    key = 1;
+    redir_ip = bpf_map_lookup_elem(&redir_params_map, &key);
+    if (!redir_ip)
+        return TC_ACT_OK;
+
+    key = 2;
+    redir_port = bpf_map_lookup_elem(&redir_params_map, &key);
+    if (!redir_port)
+        return TC_ACT_OK;
+
+    __be32 new_ip   = bpf_htonl(*redir_ip);
+    __be16 new_port = bpf_htonl(*redir_port) >> 16;
+    __be32 old_ip   = iph->saddr;
+    __be16 old_port = tcph->source;
+
+    if (old_ip != new_ip || old_port != new_port) {
+        return TC_ACT_OK;
+    }
+
+    struct redir_info p_key = {
+        .sip = iph->daddr,
+        .sport = tcph->dest,
+        .dip = iph->saddr,
+        .dport = tcph->source,
+    };
+
+    struct origin_info *origin = bpf_map_lookup_elem(&pair_original_dst_map, &p_key);
+    if (!origin) {
+        return TC_ACT_OK;
+    }
+
+    if (tcph->fin && tcph->ack) {
+        bpf_map_delete_elem(&pair_original_dst_map, &p_key);
+    }
+
+    if (rewrite_ip(skb, origin->ip, false) < 0) {
+        return TC_ACT_SHOT;
+    }
+
+    if (rewrite_port(skb, origin->port, false) < 0) {
+        return TC_ACT_SHOT;
+    }
+
+    return TC_ACT_OK;
+}
+
+char _license[] SEC("license") = "GPL";

component/ebpf/bpf/tc.c

@@ -0,0 +1,103 @@
+#include <stdbool.h>
+#include <linux/bpf.h>
+#include <linux/if_ether.h>
+#include <linux/ip.h>
+#include <linux/in.h>
+//#include <linux/tcp.h>
+//#include <linux/udp.h>
+#include <linux/pkt_cls.h>
+
+#include "bpf_endian.h"
+#include "bpf_helpers.h"
+
+struct {
+    __uint(type, BPF_MAP_TYPE_ARRAY);
+    __type(key, __u32);
+    __type(value, __u32);
+    __uint(max_entries, 2);
+    __uint(pinning, LIBBPF_PIN_BY_NAME);
+} tc_params_map SEC(".maps");
+
+static __always_inline bool is_lan_ip(__be32 addr) {
+    if (addr == 0xffffffff)
+        return true;
+
+    __u8 fist = (__u8)(addr & 0xff);
+
+    if (fist == 127 || fist == 10)
+        return true;
+
+    __u8 second = (__u8)((addr >> 8) & 0xff);
+
+    if (fist == 172 && second >= 16 && second <= 31)
+        return true;
+
+    if (fist == 192 && second == 168)
+        return true;
+
+    return false;
+}
+
+SEC("tc_clash_redirect_to_tun")
+int tc_tun_func(struct __sk_buff *skb) {
+    void *data          = (void *)(long)skb->data;
+    void *data_end      = (void *)(long)skb->data_end;
+    struct ethhdr *eth  = data;
+
+    if ((void *)(eth + 1) > data_end)
+        return TC_ACT_OK;
+
+    if (eth->h_proto == bpf_htons(ETH_P_ARP))
+        return TC_ACT_OK;
+
+    __u32 key = 0, *clash_mark, *tun_ifindex;
+
+    clash_mark = bpf_map_lookup_elem(&tc_params_map, &key);
+    if (!clash_mark)
+        return TC_ACT_OK;
+
+    if (skb->mark == *clash_mark)
+        return TC_ACT_OK;
+
+    if (eth->h_proto == bpf_htons(ETH_P_IP)) {
+        struct iphdr *iph = (struct iphdr *)(eth + 1);
+        if ((void *)(iph + 1) > data_end)
+            return TC_ACT_OK;
+
+        if (iph->protocol == IPPROTO_ICMP)
+            return TC_ACT_OK;
+
+        __be32 daddr = iph->daddr;
+
+        if (is_lan_ip(daddr))
+            return TC_ACT_OK;
+
+//        if (iph->protocol == IPPROTO_TCP) {
+//            struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
+//            if ((void *)(tcph + 1) > data_end)
+//                return TC_ACT_OK;
+//
+//            __u16 source = bpf_ntohs(tcph->source);
+//            if (source == 22 || source == 80 || source == 443 || source == 8080 || source == 8443 || source == 9090 || (source >= 7890 && source <= 7895))
+//                return TC_ACT_OK;
+//        } else if (iph->protocol == IPPROTO_UDP) {
+//            struct udphdr *udph = (struct udphdr *)(iph + 1);
+//            if ((void *)(udph + 1) > data_end)
+//                return TC_ACT_OK;
+//
+//            __u16 source = bpf_ntohs(udph->source);
+//            if (source == 53 || (source >= 135 && source <= 139))
+//                return TC_ACT_OK;
+//        }
+    }
+
+    key = 1;
+    tun_ifindex = bpf_map_lookup_elem(&tc_params_map, &key);
+    if (!tun_ifindex)
+        return TC_ACT_OK;
+
+    //return bpf_redirect(*tun_ifindex, BPF_F_INGRESS); // __bpf_rx_skb
+    return bpf_redirect(*tun_ifindex, 0); // __bpf_tx_skb / __dev_xmit_skb
+}
+
+char _license[] SEC("license") = "GPL";

component/ebpf/byteorder/byteorder.go

@@ -0,0 +1,13 @@
+package byteorder
+
+import (
+	"net"
+)
+
+// NetIPv4ToHost32 converts an net.IP to a uint32 in host byte order. ip
+// must be a IPv4 address, otherwise the function will panic.
+func NetIPv4ToHost32(ip net.IP) uint32 {
+	ipv4 := ip.To4()
+	_ = ipv4[3] // Assert length of ipv4.
+	return Native.Uint32(ipv4)
+}

component/ebpf/byteorder/byteorder_bigendian.go

@@ -0,0 +1,12 @@
+//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
+
+package byteorder
+
+import "encoding/binary"
+
+var Native binary.ByteOrder = binary.BigEndian
+
+func HostToNetwork16(u uint16) uint16 { return u }
+func HostToNetwork32(u uint32) uint32 { return u }
+func NetworkToHost16(u uint16) uint16 { return u }
+func NetworkToHost32(u uint32) uint32 { return u }

component/ebpf/byteorder/byteorder_littleendian.go

@@ -0,0 +1,15 @@
+//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
+
+package byteorder
+
+import (
+	"encoding/binary"
+	"math/bits"
+)
+
+var Native binary.ByteOrder = binary.LittleEndian
+
+func HostToNetwork16(u uint16) uint16 { return bits.ReverseBytes16(u) }
+func HostToNetwork32(u uint32) uint32 { return bits.ReverseBytes32(u) }
+func NetworkToHost16(u uint16) uint16 { return bits.ReverseBytes16(u) }
+func NetworkToHost32(u uint32) uint32 { return bits.ReverseBytes32(u) }

component/ebpf/ebpf.go

@@ -0,0 +1,33 @@
+package ebpf
+
+import (
+	"net/netip"
+
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/transport/socks5"
+)
+
+type TcEBpfProgram struct {
+	pros    []C.EBpf
+	rawNICs []string
+}
+
+func (t *TcEBpfProgram) RawNICs() []string {
+	return t.rawNICs
+}
+
+func (t *TcEBpfProgram) Close() {
+	for _, p := range t.pros {
+		p.Close()
+	}
+}
+
+func (t *TcEBpfProgram) Lookup(srcAddrPort netip.AddrPort) (addr socks5.Addr, err error) {
+	for _, p := range t.pros {
+		addr, err = p.Lookup(srcAddrPort)
+		if err == nil {
+			return
+		}
+	}
+	return
+}

component/ebpf/ebpf_linux.go

@@ -0,0 +1,138 @@
+//go:build !android
+
+package ebpf
+
+import (
+	"fmt"
+	"net/netip"
+
+	"github.com/vishvananda/netlink"
+
+	"github.com/Dreamacro/clash/common/cmd"
+	"github.com/Dreamacro/clash/component/dialer"
+	"github.com/Dreamacro/clash/component/ebpf/redir"
+	"github.com/Dreamacro/clash/component/ebpf/tc"
+	C "github.com/Dreamacro/clash/constant"
+)
+
+func GetAutoDetectInterface() (string, error) {
+	routes, err := netlink.RouteList(nil, netlink.FAMILY_V4)
+	if err != nil {
+		return "", err
+	}
+
+	for _, route := range routes {
+		if route.Dst == nil {
+			lk, err := netlink.LinkByIndex(route.LinkIndex)
+			if err != nil {
+				return "", err
+			}
+
+			if lk.Type() == "tuntap" {
+				continue
+			}
+
+			return lk.Attrs().Name, nil
+		}
+	}
+
+	return "", fmt.Errorf("interface not found")
+}
+
+// NewTcEBpfProgram new redirect to tun ebpf program
+func NewTcEBpfProgram(ifaceNames []string, tunName string) (*TcEBpfProgram, error) {
+	tunIface, err := netlink.LinkByName(tunName)
+	if err != nil {
+		return nil, fmt.Errorf("lookup network iface %q: %w", tunName, err)
+	}
+
+	tunIndex := uint32(tunIface.Attrs().Index)
+
+	dialer.DefaultRoutingMark.Store(C.ClashTrafficMark)
+
+	ifMark := uint32(dialer.DefaultRoutingMark.Load())
+
+	var pros []C.EBpf
+	for _, ifaceName := range ifaceNames {
+		iface, err := netlink.LinkByName(ifaceName)
+		if err != nil {
+			return nil, fmt.Errorf("lookup network iface %q: %w", ifaceName, err)
+		}
+		if iface.Attrs().OperState != netlink.OperUp {
+			return nil, fmt.Errorf("network iface %q is down", ifaceName)
+		}
+
+		attrs := iface.Attrs()
+		index := attrs.Index
+
+		tcPro := tc.NewEBpfTc(ifaceName, index, ifMark, tunIndex)
+		if err = tcPro.Start(); err != nil {
+			return nil, err
+		}
+
+		pros = append(pros, tcPro)
+	}
+
+	systemSetting(ifaceNames...)
+
+	return &TcEBpfProgram{pros: pros, rawNICs: ifaceNames}, nil
+}
+
+// NewRedirEBpfProgram new auto redirect ebpf program
+func NewRedirEBpfProgram(ifaceNames []string, redirPort uint16, defaultRouteInterfaceName string) (*TcEBpfProgram, error) {
+	defaultRouteInterface, err := netlink.LinkByName(defaultRouteInterfaceName)
+	if err != nil {
+		return nil, fmt.Errorf("lookup network iface %q: %w", defaultRouteInterfaceName, err)
+	}
+
+	defaultRouteIndex := uint32(defaultRouteInterface.Attrs().Index)
+
+	var pros []C.EBpf
+	for _, ifaceName := range ifaceNames {
+		iface, err := netlink.LinkByName(ifaceName)
+		if err != nil {
+			return nil, fmt.Errorf("lookup network iface %q: %w", ifaceName, err)
+		}
+
+		attrs := iface.Attrs()
+		index := attrs.Index
+
+		addrs, err := netlink.AddrList(iface, netlink.FAMILY_V4)
+		if err != nil {
+			return nil, fmt.Errorf("lookup network iface %q address: %w", ifaceName, err)
+		}
+
+		if len(addrs) == 0 {
+			return nil, fmt.Errorf("network iface %q does not contain any ipv4 addresses", ifaceName)
+		}
+
+		address, _ := netip.AddrFromSlice(addrs[0].IP)
+		redirAddrPort := netip.AddrPortFrom(address, redirPort)
+
+		redirPro := redir.NewEBpfRedirect(ifaceName, index, 0, defaultRouteIndex, redirAddrPort)
+		if err = redirPro.Start(); err != nil {
+			return nil, err
+		}
+
+		pros = append(pros, redirPro)
+	}
+
+	systemSetting(ifaceNames...)
+
+	return &TcEBpfProgram{pros: pros, rawNICs: ifaceNames}, nil
+}
+
+func systemSetting(ifaceNames ...string) {
+	_, _ = cmd.ExecCmd("sysctl -w net.ipv4.ip_forward=1")
+	_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.forwarding=1")
+	_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.accept_local=1")
+	_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.accept_redirects=1")
+	_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.rp_filter=0")
+
+	for _, ifaceName := range ifaceNames {
+		_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.forwarding=1", ifaceName))
+		_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.accept_local=1", ifaceName))
+		_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.accept_redirects=1", ifaceName))
+		_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.rp_filter=0", ifaceName))
+	}
+}

component/ebpf/ebpf_others.go

@@ -0,0 +1,21 @@
+//go:build !linux || android
+
+package ebpf
+
+import (
+	"fmt"
+)
+
+// NewTcEBpfProgram new ebpf tc program
+func NewTcEBpfProgram(_ []string, _ string) (*TcEBpfProgram, error) {
+	return nil, fmt.Errorf("system not supported")
+}
+
+// NewRedirEBpfProgram new ebpf redirect program
+func NewRedirEBpfProgram(_ []string, _ uint16, _ string) (*TcEBpfProgram, error) {
+	return nil, fmt.Errorf("system not supported")
+}
+
+func GetAutoDetectInterface() (string, error) {
+	return "", fmt.Errorf("system not supported")
+}

component/ebpf/redir/auto_redirect.go

@@ -0,0 +1,216 @@
+//go:build linux
+
+package redir
+
+import (
+	"encoding/binary"
+	"fmt"
+	"io"
+	"net"
+	"net/netip"
+	"os"
+	"path/filepath"
+
+	"github.com/cilium/ebpf"
+	"github.com/cilium/ebpf/rlimit"
+	"github.com/vishvananda/netlink"
+	"golang.org/x/sys/unix"
+
+	"github.com/Dreamacro/clash/component/ebpf/byteorder"
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/transport/socks5"
+)
+
+//go:generate go run github.com/cilium/ebpf/cmd/bpf2go -cc $BPF_CLANG -cflags $BPF_CFLAGS bpf ../bpf/redir.c
+
+const (
+	mapKey1 uint32 = 0
+	mapKey2 uint32 = 1
+	mapKey3 uint32 = 2
+)
+
+type EBpfRedirect struct {
+	objs         io.Closer
+	originMap    *ebpf.Map
+	qdisc        netlink.Qdisc
+	filter       netlink.Filter
+	filterEgress netlink.Filter
+
+	ifName    string
+	ifIndex   int
+	ifMark    uint32
+	rtIndex   uint32
+	redirIp   uint32
+	redirPort uint16
+
+	bpfPath string
+}
+
+func NewEBpfRedirect(ifName string, ifIndex int, ifMark uint32, routeIndex uint32, redirAddrPort netip.AddrPort) *EBpfRedirect {
+	return &EBpfRedirect{
+		ifName:    ifName,
+		ifIndex:   ifIndex,
+		ifMark:    ifMark,
+		rtIndex:   routeIndex,
+		redirIp:   binary.BigEndian.Uint32(redirAddrPort.Addr().AsSlice()),
+		redirPort: redirAddrPort.Port(),
+	}
+}
+
+func (e *EBpfRedirect) Start() error {
+	if err := rlimit.RemoveMemlock(); err != nil {
+		return fmt.Errorf("remove memory lock: %w", err)
+	}
+
+	e.bpfPath = filepath.Join(C.BpfFSPath, e.ifName)
+	if err := os.MkdirAll(e.bpfPath, os.ModePerm); err != nil {
+		return fmt.Errorf("failed to create bpf fs subpath: %w", err)
+	}
+
+	var objs bpfObjects
+	if err := loadBpfObjects(&objs, &ebpf.CollectionOptions{
+		Maps: ebpf.MapOptions{
+			PinPath: e.bpfPath,
+		},
+	}); err != nil {
+		e.Close()
+		return fmt.Errorf("loading objects: %w", err)
+	}
+
+	e.objs = &objs
+	e.originMap = objs.bpfMaps.PairOriginalDstMap
+
+	if err := objs.bpfMaps.RedirParamsMap.Update(mapKey1, e.rtIndex, ebpf.UpdateAny); err != nil {
+		e.Close()
+		return fmt.Errorf("storing objects: %w", err)
+	}
+
+	if err := objs.bpfMaps.RedirParamsMap.Update(mapKey2, e.redirIp, ebpf.UpdateAny); err != nil {
+		e.Close()
+		return fmt.Errorf("storing objects: %w", err)
+	}
+
+	if err := objs.bpfMaps.RedirParamsMap.Update(mapKey3, uint32(e.redirPort), ebpf.UpdateAny); err != nil {
+		e.Close()
+		return fmt.Errorf("storing objects: %w", err)
+	}
+
+	attrs := netlink.QdiscAttrs{
+		LinkIndex: e.ifIndex,
+		Handle:    netlink.MakeHandle(0xffff, 0),
+		Parent:    netlink.HANDLE_CLSACT,
+	}
+
+	qdisc := &netlink.GenericQdisc{
+		QdiscAttrs: attrs,
+		QdiscType:  "clsact",
+	}
+
+	e.qdisc = qdisc
+
+	if err := netlink.QdiscAdd(qdisc); err != nil {
+		if os.IsExist(err) {
+			_ = netlink.QdiscDel(qdisc)
+			err = netlink.QdiscAdd(qdisc)
+		}
+
+		if err != nil {
+			e.Close()
+			return fmt.Errorf("cannot add clsact qdisc: %w", err)
+		}
+	}
+
+	filterAttrs := netlink.FilterAttrs{
+		LinkIndex: e.ifIndex,
+		Parent:    netlink.HANDLE_MIN_INGRESS,
+		Handle:    netlink.MakeHandle(0, 1),
+		Protocol:  unix.ETH_P_IP,
+		Priority:  0,
+	}
+
+	filter := &netlink.BpfFilter{
+		FilterAttrs:  filterAttrs,
+		Fd:           objs.bpfPrograms.TcRedirIngressFunc.FD(),
+		Name:         "clash-redir-ingress-" + e.ifName,
+		DirectAction: true,
+	}
+
+	if err := netlink.FilterAdd(filter); err != nil {
+		e.Close()
+		return fmt.Errorf("cannot attach ebpf object to filter ingress: %w", err)
+	}
+
+	e.filter = filter
+
+	filterAttrsEgress := netlink.FilterAttrs{
+		LinkIndex: e.ifIndex,
+		Parent:    netlink.HANDLE_MIN_EGRESS,
+		Handle:    netlink.MakeHandle(0, 1),
+		Protocol:  unix.ETH_P_IP,
+		Priority:  0,
+	}
+
+	filterEgress := &netlink.BpfFilter{
+		FilterAttrs:  filterAttrsEgress,
+		Fd:           objs.bpfPrograms.TcRedirEgressFunc.FD(),
+		Name:         "clash-redir-egress-" + e.ifName,
+		DirectAction: true,
+	}
+
+	if err := netlink.FilterAdd(filterEgress); err != nil {
+		e.Close()
+		return fmt.Errorf("cannot attach ebpf object to filter egress: %w", err)
+	}
+
+	e.filterEgress = filterEgress
+
+	return nil
+}
+
+func (e *EBpfRedirect) Close() {
+	if e.filter != nil {
+		_ = netlink.FilterDel(e.filter)
+	}
+	if e.filterEgress != nil {
+		_ = netlink.FilterDel(e.filterEgress)
+	}
+	if e.qdisc != nil {
+		_ = netlink.QdiscDel(e.qdisc)
+	}
+	if e.objs != nil {
+		_ = e.objs.Close()
+	}
+	_ = os.Remove(filepath.Join(e.bpfPath, "redir_params_map"))
+	_ = os.Remove(filepath.Join(e.bpfPath, "pair_original_dst_map"))
+}
+
+func (e *EBpfRedirect) Lookup(srcAddrPort netip.AddrPort) (socks5.Addr, error) {
+	rAddr := srcAddrPort.Addr().Unmap()
+	if rAddr.Is6() {
+		return nil, fmt.Errorf("remote address is ipv6")
+	}
+
+	srcIp := binary.BigEndian.Uint32(rAddr.AsSlice())
+	scrPort := srcAddrPort.Port()
+
+	key := bpfRedirInfo{
+		Sip:   byteorder.HostToNetwork32(srcIp),
+		Sport: byteorder.HostToNetwork16(scrPort),
+		Dip:   byteorder.HostToNetwork32(e.redirIp),
+		Dport: byteorder.HostToNetwork16(e.redirPort),
+	}
+
+	origin := bpfOriginInfo{}
+
+	err := e.originMap.Lookup(key, &origin)
+	if err != nil {
+		return nil, err
+	}
+
+	addr := make([]byte, net.IPv4len+3)
+	addr[0] = socks5.AtypIPv4
+
+	binary.BigEndian.PutUint32(addr[1:1+net.IPv4len], byteorder.NetworkToHost32(origin.Ip))               // big end
+	binary.BigEndian.PutUint16(addr[1+net.IPv4len:3+net.IPv4len], byteorder.NetworkToHost16(origin.Port)) // big end
+	return addr, nil
+}

component/ebpf/redir/bpf_bpfeb.go

@@ -0,0 +1,138 @@
+// Code generated by bpf2go; DO NOT EDIT.
+//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
+// +build arm64be armbe mips mips64 mips64p32 ppc64 s390 s390x sparc sparc64
+
+package redir
+
+import (
+	"bytes"
+	_ "embed"
+	"fmt"
+	"io"
+
+	"github.com/cilium/ebpf"
+)
+
+type bpfOriginInfo struct {
+	Ip   uint32
+	Port uint16
+	Pad  uint16
+}
+
+type bpfRedirInfo struct {
+	Sip   uint32
+	Dip   uint32
+	Sport uint16
+	Dport uint16
+}
+
+// loadBpf returns the embedded CollectionSpec for bpf.
+func loadBpf() (*ebpf.CollectionSpec, error) {
+	reader := bytes.NewReader(_BpfBytes)
+	spec, err := ebpf.LoadCollectionSpecFromReader(reader)
+	if err != nil {
+		return nil, fmt.Errorf("can't load bpf: %w", err)
+	}
+
+	return spec, err
+}
+
+// loadBpfObjects loads bpf and converts it into a struct.
+//
+// The following types are suitable as obj argument:
+//
+//     *bpfObjects
+//     *bpfPrograms
+//     *bpfMaps
+//
+// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
+func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
+	spec, err := loadBpf()
+	if err != nil {
+		return err
+	}
+
+	return spec.LoadAndAssign(obj, opts)
+}
+
+// bpfSpecs contains maps and programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfSpecs struct {
+	bpfProgramSpecs
+	bpfMapSpecs
+}
+
+// bpfSpecs contains programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfProgramSpecs struct {
+	TcRedirEgressFunc  *ebpf.ProgramSpec `ebpf:"tc_redir_egress_func"`
+	TcRedirIngressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_ingress_func"`
+}
+
+// bpfMapSpecs contains maps before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfMapSpecs struct {
+	PairOriginalDstMap *ebpf.MapSpec `ebpf:"pair_original_dst_map"`
+	RedirParamsMap     *ebpf.MapSpec `ebpf:"redir_params_map"`
+}
+
+// bpfObjects contains all objects after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfObjects struct {
+	bpfPrograms
+	bpfMaps
+}
+
+func (o *bpfObjects) Close() error {
+	return _BpfClose(
+		&o.bpfPrograms,
+		&o.bpfMaps,
+	)
+}
+
+// bpfMaps contains all maps after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfMaps struct {
+	PairOriginalDstMap *ebpf.Map `ebpf:"pair_original_dst_map"`
+	RedirParamsMap     *ebpf.Map `ebpf:"redir_params_map"`
+}
+
+func (m *bpfMaps) Close() error {
+	return _BpfClose(
+		m.PairOriginalDstMap,
+		m.RedirParamsMap,
+	)
+}
+
+// bpfPrograms contains all programs after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfPrograms struct {
+	TcRedirEgressFunc  *ebpf.Program `ebpf:"tc_redir_egress_func"`
+	TcRedirIngressFunc *ebpf.Program `ebpf:"tc_redir_ingress_func"`
+}
+
+func (p *bpfPrograms) Close() error {
+	return _BpfClose(
+		p.TcRedirEgressFunc,
+		p.TcRedirIngressFunc,
+	)
+}
+
+func _BpfClose(closers ...io.Closer) error {
+	for _, closer := range closers {
+		if err := closer.Close(); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Do not access this directly.
+//go:embed bpf_bpfeb.o
+var _BpfBytes []byte

component/ebpf/redir/bpf_bpfel.go

@@ -0,0 +1,138 @@
+// Code generated by bpf2go; DO NOT EDIT.
+//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
+// +build 386 amd64 amd64p32 arm arm64 mips64le mips64p32le mipsle ppc64le riscv64
+
+package redir
+
+import (
+	"bytes"
+	_ "embed"
+	"fmt"
+	"io"
+
+	"github.com/cilium/ebpf"
+)
+
+type bpfOriginInfo struct {
+	Ip   uint32
+	Port uint16
+	Pad  uint16
+}
+
+type bpfRedirInfo struct {
+	Sip   uint32
+	Dip   uint32
+	Sport uint16
+	Dport uint16
+}
+
+// loadBpf returns the embedded CollectionSpec for bpf.
+func loadBpf() (*ebpf.CollectionSpec, error) {
+	reader := bytes.NewReader(_BpfBytes)
+	spec, err := ebpf.LoadCollectionSpecFromReader(reader)
+	if err != nil {
+		return nil, fmt.Errorf("can't load bpf: %w", err)
+	}
+
+	return spec, err
+}
+
+// loadBpfObjects loads bpf and converts it into a struct.
+//
+// The following types are suitable as obj argument:
+//
+//     *bpfObjects
+//     *bpfPrograms
+//     *bpfMaps
+//
+// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
+func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
+	spec, err := loadBpf()
+	if err != nil {
+		return err
+	}
+
+	return spec.LoadAndAssign(obj, opts)
+}
+
+// bpfSpecs contains maps and programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfSpecs struct {
+	bpfProgramSpecs
+	bpfMapSpecs
+}
+
+// bpfSpecs contains programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfProgramSpecs struct {
+	TcRedirEgressFunc  *ebpf.ProgramSpec `ebpf:"tc_redir_egress_func"`
+	TcRedirIngressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_ingress_func"`
+}
+
+// bpfMapSpecs contains maps before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfMapSpecs struct {
+	PairOriginalDstMap *ebpf.MapSpec `ebpf:"pair_original_dst_map"`
+	RedirParamsMap     *ebpf.MapSpec `ebpf:"redir_params_map"`
+}
+
+// bpfObjects contains all objects after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfObjects struct {
+	bpfPrograms
+	bpfMaps
+}
+
+func (o *bpfObjects) Close() error {
+	return _BpfClose(
+		&o.bpfPrograms,
+		&o.bpfMaps,
+	)
+}
+
+// bpfMaps contains all maps after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfMaps struct {
+	PairOriginalDstMap *ebpf.Map `ebpf:"pair_original_dst_map"`
+	RedirParamsMap     *ebpf.Map `ebpf:"redir_params_map"`
+}
+
+func (m *bpfMaps) Close() error {
+	return _BpfClose(
+		m.PairOriginalDstMap,
+		m.RedirParamsMap,
+	)
+}
+
+// bpfPrograms contains all programs after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfPrograms struct {
+	TcRedirEgressFunc  *ebpf.Program `ebpf:"tc_redir_egress_func"`
+	TcRedirIngressFunc *ebpf.Program `ebpf:"tc_redir_ingress_func"`
+}
+
+func (p *bpfPrograms) Close() error {
+	return _BpfClose(
+		p.TcRedirEgressFunc,
+		p.TcRedirIngressFunc,
+	)
+}
+
+func _BpfClose(closers ...io.Closer) error {
+	for _, closer := range closers {
+		if err := closer.Close(); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Do not access this directly.
+//go:embed bpf_bpfel.o
+var _BpfBytes []byte

component/ebpf/tc/bpf_bpfeb.go

@@ -0,0 +1,119 @@
+// Code generated by bpf2go; DO NOT EDIT.
+//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
+// +build arm64be armbe mips mips64 mips64p32 ppc64 s390 s390x sparc sparc64
+
+package tc
+
+import (
+	"bytes"
+	_ "embed"
+	"fmt"
+	"io"
+
+	"github.com/cilium/ebpf"
+)
+
+// loadBpf returns the embedded CollectionSpec for bpf.
+func loadBpf() (*ebpf.CollectionSpec, error) {
+	reader := bytes.NewReader(_BpfBytes)
+	spec, err := ebpf.LoadCollectionSpecFromReader(reader)
+	if err != nil {
+		return nil, fmt.Errorf("can't load bpf: %w", err)
+	}
+
+	return spec, err
+}
+
+// loadBpfObjects loads bpf and converts it into a struct.
+//
+// The following types are suitable as obj argument:
+//
+//     *bpfObjects
+//     *bpfPrograms
+//     *bpfMaps
+//
+// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
+func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
+	spec, err := loadBpf()
+	if err != nil {
+		return err
+	}
+
+	return spec.LoadAndAssign(obj, opts)
+}
+
+// bpfSpecs contains maps and programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfSpecs struct {
+	bpfProgramSpecs
+	bpfMapSpecs
+}
+
+// bpfSpecs contains programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfProgramSpecs struct {
+	TcTunFunc *ebpf.ProgramSpec `ebpf:"tc_tun_func"`
+}
+
+// bpfMapSpecs contains maps before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfMapSpecs struct {
+	TcParamsMap *ebpf.MapSpec `ebpf:"tc_params_map"`
+}
+
+// bpfObjects contains all objects after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfObjects struct {
+	bpfPrograms
+	bpfMaps
+}
+
+func (o *bpfObjects) Close() error {
+	return _BpfClose(
+		&o.bpfPrograms,
+		&o.bpfMaps,
+	)
+}
+
+// bpfMaps contains all maps after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfMaps struct {
+	TcParamsMap *ebpf.Map `ebpf:"tc_params_map"`
+}
+
+func (m *bpfMaps) Close() error {
+	return _BpfClose(
+		m.TcParamsMap,
+	)
+}
+
+// bpfPrograms contains all programs after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfPrograms struct {
+	TcTunFunc *ebpf.Program `ebpf:"tc_tun_func"`
+}
+
+func (p *bpfPrograms) Close() error {
+	return _BpfClose(
+		p.TcTunFunc,
+	)
+}
+
+func _BpfClose(closers ...io.Closer) error {
+	for _, closer := range closers {
+		if err := closer.Close(); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Do not access this directly.
+//go:embed bpf_bpfeb.o
+var _BpfBytes []byte

component/ebpf/tc/bpf_bpfel.go

@@ -0,0 +1,119 @@
+// Code generated by bpf2go; DO NOT EDIT.
+//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
+// +build 386 amd64 amd64p32 arm arm64 mips64le mips64p32le mipsle ppc64le riscv64
+
+package tc
+
+import (
+	"bytes"
+	_ "embed"
+	"fmt"
+	"io"
+
+	"github.com/cilium/ebpf"
+)
+
+// loadBpf returns the embedded CollectionSpec for bpf.
+func loadBpf() (*ebpf.CollectionSpec, error) {
+	reader := bytes.NewReader(_BpfBytes)
+	spec, err := ebpf.LoadCollectionSpecFromReader(reader)
+	if err != nil {
+		return nil, fmt.Errorf("can't load bpf: %w", err)
+	}
+
+	return spec, err
+}
+
+// loadBpfObjects loads bpf and converts it into a struct.
+//
+// The following types are suitable as obj argument:
+//
+//     *bpfObjects
+//     *bpfPrograms
+//     *bpfMaps
+//
+// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
+func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
+	spec, err := loadBpf()
+	if err != nil {
+		return err
+	}
+
+	return spec.LoadAndAssign(obj, opts)
+}
+
+// bpfSpecs contains maps and programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfSpecs struct {
+	bpfProgramSpecs
+	bpfMapSpecs
+}
+
+// bpfSpecs contains programs before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfProgramSpecs struct {
+	TcTunFunc *ebpf.ProgramSpec `ebpf:"tc_tun_func"`
+}
+
+// bpfMapSpecs contains maps before they are loaded into the kernel.
+//
+// It can be passed ebpf.CollectionSpec.Assign.
+type bpfMapSpecs struct {
+	TcParamsMap *ebpf.MapSpec `ebpf:"tc_params_map"`
+}
+
+// bpfObjects contains all objects after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfObjects struct {
+	bpfPrograms
+	bpfMaps
+}
+
+func (o *bpfObjects) Close() error {
+	return _BpfClose(
+		&o.bpfPrograms,
+		&o.bpfMaps,
+	)
+}
+
+// bpfMaps contains all maps after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfMaps struct {
+	TcParamsMap *ebpf.Map `ebpf:"tc_params_map"`
+}
+
+func (m *bpfMaps) Close() error {
+	return _BpfClose(
+		m.TcParamsMap,
+	)
+}
+
+// bpfPrograms contains all programs after they have been loaded into the kernel.
+//
+// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
+type bpfPrograms struct {
+	TcTunFunc *ebpf.Program `ebpf:"tc_tun_func"`
+}
+
+func (p *bpfPrograms) Close() error {
+	return _BpfClose(
+		p.TcTunFunc,
+	)
+}
+
+func _BpfClose(closers ...io.Closer) error {
+	for _, closer := range closers {
+		if err := closer.Close(); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Do not access this directly.
+//go:embed bpf_bpfel.o
+var _BpfBytes []byte

component/ebpf/tc/redirect_to_tun.go

@@ -0,0 +1,147 @@
+//go:build linux
+
+package tc
+
+import (
+	"fmt"
+	"io"
+	"net/netip"
+	"os"
+	"path/filepath"
+
+	"github.com/cilium/ebpf"
+	"github.com/cilium/ebpf/rlimit"
+	"github.com/vishvananda/netlink"
+	"golang.org/x/sys/unix"
+
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/transport/socks5"
+)
+
+//go:generate go run github.com/cilium/ebpf/cmd/bpf2go -cc $BPF_CLANG -cflags $BPF_CFLAGS bpf ../bpf/tc.c
+
+const (
+	mapKey1 uint32 = 0
+	mapKey2 uint32 = 1
+)
+
+type EBpfTC struct {
+	objs   io.Closer
+	qdisc  netlink.Qdisc
+	filter netlink.Filter
+
+	ifName     string
+	ifIndex    int
+	ifMark     uint32
+	tunIfIndex uint32
+
+	bpfPath string
+}
+
+func NewEBpfTc(ifName string, ifIndex int, ifMark uint32, tunIfIndex uint32) *EBpfTC {
+	return &EBpfTC{
+		ifName:     ifName,
+		ifIndex:    ifIndex,
+		ifMark:     ifMark,
+		tunIfIndex: tunIfIndex,
+	}
+}
+
+func (e *EBpfTC) Start() error {
+	if err := rlimit.RemoveMemlock(); err != nil {
+		return fmt.Errorf("remove memory lock: %w", err)
+	}
+
+	e.bpfPath = filepath.Join(C.BpfFSPath, e.ifName)
+	if err := os.MkdirAll(e.bpfPath, os.ModePerm); err != nil {
+		return fmt.Errorf("failed to create bpf fs subpath: %w", err)
+	}
+
+	var objs bpfObjects
+	if err := loadBpfObjects(&objs, &ebpf.CollectionOptions{
+		Maps: ebpf.MapOptions{
+			PinPath: e.bpfPath,
+		},
+	}); err != nil {
+		e.Close()
+		return fmt.Errorf("loading objects: %w", err)
+	}
+
+	e.objs = &objs
+
+	if err := objs.bpfMaps.TcParamsMap.Update(mapKey1, e.ifMark, ebpf.UpdateAny); err != nil {
+		e.Close()
+		return fmt.Errorf("storing objects: %w", err)
+	}
+
+	if err := objs.bpfMaps.TcParamsMap.Update(mapKey2, e.tunIfIndex, ebpf.UpdateAny); err != nil {
+		e.Close()
+		return fmt.Errorf("storing objects: %w", err)
+	}
+
+	attrs := netlink.QdiscAttrs{
+		LinkIndex: e.ifIndex,
+		Handle:    netlink.MakeHandle(0xffff, 0),
+		Parent:    netlink.HANDLE_CLSACT,
+	}
+
+	qdisc := &netlink.GenericQdisc{
+		QdiscAttrs: attrs,
+		QdiscType:  "clsact",
+	}
+
+	e.qdisc = qdisc
+
+	if err := netlink.QdiscAdd(qdisc); err != nil {
+		if os.IsExist(err) {
+			_ = netlink.QdiscDel(qdisc)
+			err = netlink.QdiscAdd(qdisc)
+		}
+
+		if err != nil {
+			e.Close()
+			return fmt.Errorf("cannot add clsact qdisc: %w", err)
+		}
+	}
+
+	filterAttrs := netlink.FilterAttrs{
+		LinkIndex: e.ifIndex,
+		Parent:    netlink.HANDLE_MIN_EGRESS,
+		Handle:    netlink.MakeHandle(0, 1),
+		Protocol:  unix.ETH_P_ALL,
+		Priority:  1,
+	}
+
+	filter := &netlink.BpfFilter{
+		FilterAttrs:  filterAttrs,
+		Fd:           objs.bpfPrograms.TcTunFunc.FD(),
+		Name:         "clash-tc-" + e.ifName,
+		DirectAction: true,
+	}
+
+	if err := netlink.FilterAdd(filter); err != nil {
+		e.Close()
+		return fmt.Errorf("cannot attach ebpf object to filter: %w", err)
+	}
+
+	e.filter = filter
+
+	return nil
+}
+
+func (e *EBpfTC) Close() {
+	if e.filter != nil {
+		_ = netlink.FilterDel(e.filter)
+	}
+	if e.qdisc != nil {
+		_ = netlink.QdiscDel(e.qdisc)
+	}
+	if e.objs != nil {
+		_ = e.objs.Close()
+	}
+	_ = os.Remove(filepath.Join(e.bpfPath, "tc_params_map"))
+}
+
+func (e *EBpfTC) Lookup(_ netip.AddrPort) (socks5.Addr, error) {
+	return nil, fmt.Errorf("not supported")
+}

component/fakeip/pool.go

@@ -166,7 +166,7 @@ func New(options Options) (*Pool, error) {
 	var (
 		hostAddr = options.IPNet.Masked().Addr()
 		gateway  = hostAddr.Next()
-		first    = gateway.Next().Next()
+		first    = gateway.Next().Next().Next() // default start with 198.18.0.4
 		last     = nnip.UnMasked(*options.IPNet)
 	)
 

component/fakeip/pool_test.go

@@ -62,16 +62,16 @@ func TestPool_Basic(t *testing.T) {
 		last := pool.Lookup("bar.com")
 		bar, exist := pool.LookBack(last)
 
-		assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
-		assert.True(t, pool.Lookup("foo.com") == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
-		assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+		assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+		assert.True(t, pool.Lookup("foo.com") == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+		assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
 		assert.True(t, exist)
 		assert.Equal(t, bar, "bar.com")
 		assert.True(t, pool.Gateway() == netip.AddrFrom4([4]byte{192, 168, 0, 1}))
 		assert.True(t, pool.Broadcast() == netip.AddrFrom4([4]byte{192, 168, 0, 15}))
 		assert.Equal(t, pool.IPNet().String(), ipnet.String())
-		assert.True(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 4})))
-		assert.False(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 5})))
+		assert.True(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 5})))
+		assert.False(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 6})))
 		assert.False(t, pool.Exist(netip.MustParseAddr("::1")))
 	}
 }
@@ -90,16 +90,16 @@ func TestPool_BasicV6(t *testing.T) {
 		last := pool.Lookup("bar.com")
 		bar, exist := pool.LookBack(last)
 
-		assert.True(t, first == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8803"))
-		assert.True(t, pool.Lookup("foo.com") == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8803"))
-		assert.True(t, last == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
+		assert.True(t, first == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
+		assert.True(t, pool.Lookup("foo.com") == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
+		assert.True(t, last == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805"))
 		assert.True(t, exist)
 		assert.Equal(t, bar, "bar.com")
 		assert.True(t, pool.Gateway() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8801"))
 		assert.True(t, pool.Broadcast() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8bff"))
 		assert.Equal(t, pool.IPNet().String(), ipnet.String())
-		assert.True(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804")))
-		assert.False(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805")))
+		assert.True(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805")))
+		assert.False(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8806")))
 		assert.False(t, pool.Exist(netip.MustParseAddr("127.0.0.1")))
 	}
 }
@@ -116,7 +116,7 @@ func TestPool_CycleUsed(t *testing.T) {
 	for _, pool := range pools {
 		foo := pool.Lookup("foo.com")
 		bar := pool.Lookup("bar.com")
-		for i := 0; i < 10; i++ {
+		for i := 0; i < 9; i++ {
 			pool.Lookup(fmt.Sprintf("%d.com", i))
 		}
 		baz := pool.Lookup("baz.com")
@@ -198,8 +198,8 @@ func TestPool_Clone(t *testing.T) {
 
 	first := pool.Lookup("foo.com")
 	last := pool.Lookup("bar.com")
-	assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
-	assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+	assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+	assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
 
 	newPool, _ := New(Options{
 		IPNet: &ipnet,

component/http/http.go

@@ -2,8 +2,8 @@ package http
 
 import (
 	"context"
+	"github.com/Dreamacro/clash/component/tls"
 	"github.com/Dreamacro/clash/listener/inner"
-	"github.com/Dreamacro/clash/log"
 	"io"
 	"net"
 	"net/http"
@@ -52,10 +52,10 @@ func HttpRequest(ctx context.Context, url, method string, header map[string][]st
 		TLSHandshakeTimeout:   10 * time.Second,
 		ExpectContinueTimeout: 1 * time.Second,
 		DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {
-			log.Infoln(urlRes.String())
 			conn := inner.HandleTcp(address, urlRes.Hostname())
 			return conn, nil
 		},
+		TLSClientConfig: tls.GetDefaultTLSConfig(),
 	}
 
 	client := http.Client{Transport: transport}

component/process/process.go

@@ -2,9 +2,6 @@ package process
 
 import (
 	"errors"
-	"github.com/Dreamacro/clash/common/nnip"
-	C "github.com/Dreamacro/clash/constant"
-	"net"
 	"net/netip"
 )
 
@@ -12,8 +9,6 @@ var (
 	ErrInvalidNetwork     = errors.New("invalid network")
 	ErrPlatformNotSupport = errors.New("not support on this platform")
 	ErrNotFound           = errors.New("process not found")
-
-	enableFindProcess = true
 )
 
 const (
@@ -21,10 +16,6 @@ const (
 	UDP = "udp"
 )
 
-func EnableFindProcess(e bool) {
-	enableFindProcess = e
-}
-
 func FindProcessName(network string, srcIP netip.Addr, srcPort int) (int32, string, error) {
 	return findProcessName(network, srcIP, srcPort)
 }
@@ -36,51 +27,3 @@ func FindUid(network string, srcIP netip.Addr, srcPort int) (int32, error) {
 	}
 	return uid, nil
 }
-
-func ShouldFindProcess(metadata *C.Metadata) bool {
-	if !enableFindProcess ||
-		metadata.Process != "" ||
-		metadata.ProcessPath != "" {
-		return false
-	}
-	for _, ip := range localIPs {
-		if ip == metadata.SrcIP {
-			return true
-		}
-	}
-	return false
-}
-
-func AppendLocalIPs(ip ...netip.Addr) {
-	localIPs = append(ip, localIPs...)
-}
-
-func getLocalIPs() []netip.Addr {
-	ips := []netip.Addr{netip.IPv4Unspecified(), netip.IPv6Unspecified()}
-
-	netInterfaces, err := net.Interfaces()
-	if err != nil {
-		ips = append(ips, netip.AddrFrom4([4]byte{127, 0, 0, 1}), nnip.IpToAddr(net.IPv6loopback))
-		return ips
-	}
-
-	for i := 0; i < len(netInterfaces); i++ {
-		if (netInterfaces[i].Flags & net.FlagUp) != 0 {
-			adds, _ := netInterfaces[i].Addrs()
-
-			for _, address := range adds {
-				if ipNet, ok := address.(*net.IPNet); ok {
-					ips = append(ips, nnip.IpToAddr(ipNet.IP))
-				}
-			}
-		}
-	}
-
-	return ips
-}
-
-var localIPs []netip.Addr
-
-func init() {
-	localIPs = getLocalIPs()
-}

component/process/process_darwin.go

@@ -3,11 +3,11 @@ package process
 import (
 	"encoding/binary"
 	"net/netip"
+	"strconv"
+	"strings"
 	"syscall"
 	"unsafe"
 
-	"github.com/Dreamacro/clash/common/nnip"
-
 	"golang.org/x/sys/unix"
 )
 
@@ -17,6 +17,22 @@ const (
 	proccallnumpidinfo  = 0x2
 )
 
+var structSize = func() int {
+	value, _ := syscall.Sysctl("kern.osrelease")
+	major, _, _ := strings.Cut(value, ".")
+	n, _ := strconv.ParseInt(major, 10, 64)
+	switch true {
+	case n >= 22:
+		return 408
+	default:
+		// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
+		// size/offset are round up (aligned) to 8 bytes in darwin
+		// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
+		// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
+		return 384
+	}
+}()
+
 func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32, int32, error) {
 	return 0, 0, ErrPlatformNotSupport
 }
@@ -40,16 +56,13 @@ func findProcessName(network string, ip netip.Addr, port int) (int32, string, er
 	}
 
 	buf := []byte(value)
-
-	// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
-	// size/offset are round up (aligned) to 8 bytes in darwin
-	// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
-	// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
-	itemSize := 384
+	itemSize := structSize
 	if network == TCP {
 		// rup8(sizeof(xtcpcb_n))
 		itemSize += 208
 	}
+
+	var fallbackUDPProcess string
 	// skip the first xinpgen(24 bytes) block
 	for i := 24; i+itemSize <= len(buf); i += itemSize {
 		// offset of xinpcb_n and xsocket_n
@@ -63,26 +76,37 @@ func findProcessName(network string, ip netip.Addr, port int) (int32, string, er
 		// xinpcb_n.inp_vflag
 		flag := buf[inp+44]
 
-		var srcIP netip.Addr
+		var (
+			srcIP     netip.Addr
+			srcIsIPv4 bool
+		)
 		switch {
 		case flag&0x1 > 0 && isIPv4:
 			// ipv4
-			srcIP = nnip.IpToAddr(buf[inp+76 : inp+80])
+			srcIP, _ = netip.AddrFromSlice(buf[inp+76 : inp+80])
+			srcIsIPv4 = true
 		case flag&0x2 > 0 && !isIPv4:
 			// ipv6
-			srcIP = nnip.IpToAddr(buf[inp+64 : inp+80])
+			srcIP, _ = netip.AddrFromSlice(buf[inp+64 : inp+80])
 		default:
 			continue
 		}
 
-		if ip != srcIP && (network == TCP || !srcIP.IsUnspecified()) {
-			continue
+		if ip == srcIP {
+			// xsocket_n.so_last_pid
+			pid := readNativeUint32(buf[so+68 : so+72])
+			pp, err := getExecPathFromPID(pid)
+			return -1, pp, err
 		}
 
-		// xsocket_n.so_last_pid
-		pid := readNativeUint32(buf[so+68 : so+72])
-		pp, err := getExecPathFromPID(pid)
-		return -1, pp, err
+		// udp packet connection may be not equal with srcIP
+		if network == UDP && srcIP.IsUnspecified() && isIPv4 == srcIsIPv4 {
+			fallbackUDPProcess, _ = getExecPathFromPID(readNativeUint32(buf[so+68 : so+72]))
+		}
+	}
+
+	if network == UDP && fallbackUDPProcess != "" {
+		return -1, fallbackUDPProcess, nil
 	}
 
 	return -1, "", ErrNotFound

component/process/process_linux.go

@@ -39,6 +39,7 @@ func findProcessName(network string, ip netip.Addr, srcPort int) (int32, string,
 	if err != nil {
 		return -1, "", err
 	}
+
 	pp, err := resolveProcessNameByProcSearch(inode, uid)
 	return uid, pp, err
 }
@@ -110,7 +111,7 @@ func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32,
 		return 0, 0, fmt.Errorf("netlink message: NLMSG_ERROR")
 	}
 
-	inode, uid := unpackSocketDiagResponse(&message)
+	inode, uid := unpackSocketDiagResponse(&messages[0])
 	if inode < 0 || uid < 0 {
 		return 0, 0, fmt.Errorf("invalid inode(%d) or uid(%d)", inode, uid)
 	}
@@ -197,7 +198,6 @@ func resolveProcessNameByProcSearch(inode, uid int32) (string, error) {
 			if err != nil {
 				continue
 			}
-
 			if runtime.GOOS == "android" {
 				if bytes.Equal(buffer[:n], socket) {
 					cmdline, err := os.ReadFile(path.Join(processPath, "cmdline"))

component/resolver/resolver.go

@@ -41,7 +41,6 @@ type Resolver interface {
 	ResolveIPv4(host string) (ip netip.Addr, err error)
 	ResolveIPv6(host string) (ip netip.Addr, err error)
 	ResolveAllIP(host string) (ip []netip.Addr, err error)
-	ResolveAllIPPrimaryIPv4(host string) (ips []netip.Addr, err error)
 	ResolveAllIPv4(host string) (ips []netip.Addr, err error)
 	ResolveAllIPv6(host string) (ips []netip.Addr, err error)
 }
@@ -55,7 +54,7 @@ func ResolveIPv4WithResolver(host string, r Resolver) (netip.Addr, error) {
 	if ips, err := ResolveAllIPv4WithResolver(host, r); err == nil {
 		return ips[rand.Intn(len(ips))], nil
 	} else {
-		return netip.Addr{}, nil
+		return netip.Addr{}, err
 	}
 }
 
@@ -74,10 +73,10 @@ func ResolveIPv6WithResolver(host string, r Resolver) (netip.Addr, error) {
 
 // ResolveIPWithResolver same as ResolveIP, but with a resolver
 func ResolveIPWithResolver(host string, r Resolver) (netip.Addr, error) {
-	if ips, err := ResolveAllIPPrimaryIPv4WithResolver(host, r); err == nil {
-		return ips[rand.Intn(len(ips))], nil
+	if ip, err := ResolveIPv4WithResolver(host, r); err == nil {
+		return ip, nil
 	} else {
-		return netip.Addr{}, err
+		return ResolveIPv6WithResolver(host, r)
 	}
 }
 
@@ -95,7 +94,6 @@ func ResolveIPv4ProxyServerHost(host string) (netip.Addr, error) {
 			return ip, nil
 		}
 	}
-
 	return ResolveIPv4(host)
 }
 
@@ -108,7 +106,6 @@ func ResolveIPv6ProxyServerHost(host string) (netip.Addr, error) {
 			return ip, nil
 		}
 	}
-
 	return ResolveIPv6(host)
 }
 
@@ -121,7 +118,6 @@ func ResolveProxyServerHost(host string) (netip.Addr, error) {
 			return ip, err
 		}
 	}
-
 	return ResolveIP(host)
 }
 
@@ -160,7 +156,6 @@ func ResolveAllIPv6WithResolver(host string, r Resolver) ([]netip.Addr, error) {
 
 		return []netip.Addr{netip.AddrFrom16(*(*[16]byte)(ipAddrs[rand.Intn(len(ipAddrs))]))}, nil
 	}
-
 	return []netip.Addr{}, ErrIPNotFound
 }
 
@@ -173,7 +168,7 @@ func ResolveAllIPv4WithResolver(host string, r Resolver) ([]netip.Addr, error) {
 
 	ip, err := netip.ParseAddr(host)
 	if err == nil {
-		if ip.Is4() {
+		if ip.Is4() || ip.Is4In6() {
 			return []netip.Addr{ip}, nil
 		}
 		return []netip.Addr{}, ErrIPVersion
@@ -200,7 +195,6 @@ func ResolveAllIPv4WithResolver(host string, r Resolver) ([]netip.Addr, error) {
 
 		return []netip.Addr{netip.AddrFrom4(*(*[4]byte)(ip))}, nil
 	}
-
 	return []netip.Addr{}, ErrIPNotFound
 }
 
@@ -209,6 +203,11 @@ func ResolveAllIPWithResolver(host string, r Resolver) ([]netip.Addr, error) {
 		return []netip.Addr{node.Data}, nil
 	}
 
+	ip, err := netip.ParseAddr(host)
+	if err == nil {
+		return []netip.Addr{ip}, nil
+	}
+
 	if r != nil {
 		if DisableIPv6 {
 			return r.ResolveAllIPv4(host)
@@ -219,11 +218,6 @@ func ResolveAllIPWithResolver(host string, r Resolver) ([]netip.Addr, error) {
 		return ResolveAllIPv4(host)
 	}
 
-	ip, err := netip.ParseAddr(host)
-	if err == nil {
-		return []netip.Addr{ip}, nil
-	}
-
 	if DefaultResolver == nil {
 		ipAddr, err := net.ResolveIPAddr("ip", host)
 		if err != nil {
@@ -232,39 +226,6 @@ func ResolveAllIPWithResolver(host string, r Resolver) ([]netip.Addr, error) {
 
 		return []netip.Addr{nnip.IpToAddr(ipAddr.IP)}, nil
 	}
-
-	return []netip.Addr{}, ErrIPNotFound
-}
-
-func ResolveAllIPPrimaryIPv4WithResolver(host string, r Resolver) ([]netip.Addr, error) {
-	if node := DefaultHosts.Search(host); node != nil {
-		return []netip.Addr{node.Data}, nil
-	}
-
-	if r != nil {
-		if DisableIPv6 {
-			return r.ResolveAllIPv4(host)
-		}
-
-		return r.ResolveAllIPPrimaryIPv4(host)
-	} else if DisableIPv6 {
-		return ResolveAllIPv4(host)
-	}
-
-	ip, err := netip.ParseAddr(host)
-	if err == nil {
-		return []netip.Addr{ip}, nil
-	}
-
-	if DefaultResolver == nil {
-		ipAddr, err := net.ResolveIPAddr("ip", host)
-		if err != nil {
-			return []netip.Addr{}, err
-		}
-
-		return []netip.Addr{nnip.IpToAddr(ipAddr.IP)}, nil
-	}
-
 	return []netip.Addr{}, ErrIPNotFound
 }
 
@@ -284,7 +245,6 @@ func ResolveAllIPv6ProxyServerHost(host string) ([]netip.Addr, error) {
 	if ProxyServerHostResolver != nil {
 		return ResolveAllIPv6WithResolver(host, ProxyServerHostResolver)
 	}
-
 	return ResolveAllIPv6(host)
 }
 
@@ -292,7 +252,6 @@ func ResolveAllIPv4ProxyServerHost(host string) ([]netip.Addr, error) {
 	if ProxyServerHostResolver != nil {
 		return ResolveAllIPv4WithResolver(host, ProxyServerHostResolver)
 	}
-
 	return ResolveAllIPv4(host)
 }
 
@@ -300,6 +259,5 @@ func ResolveAllIPProxyServerHost(host string) ([]netip.Addr, error) {
 	if ProxyServerHostResolver != nil {
 		return ResolveAllIPWithResolver(host, ProxyServerHostResolver)
 	}
-
 	return ResolveAllIP(host)
 }

component/resource/fetcher.go

@@ -1,4 +1,4 @@
-package provider
+package resource
 
 import (
 	"bytes"
@@ -16,45 +16,45 @@ var (
 	dirMode  os.FileMode = 0o755
 )
 
-type parser[V any] func([]byte) (V, error)
+type Parser[V any] func([]byte) (V, error)
 
-type fetcher[V any] struct {
-	name      string
-	vehicle   types.Vehicle
-	updatedAt *time.Time
-	ticker    *time.Ticker
-	done      chan struct{}
-	hash      [16]byte
-	parser    parser[V]
-	interval  time.Duration
-	onUpdate  func(V)
+type Fetcher[V any] struct {
+	resourceType string
+	name         string
+	vehicle      types.Vehicle
+	UpdatedAt    *time.Time
+	ticker       *time.Ticker
+	done         chan struct{}
+	hash         [16]byte
+	parser       Parser[V]
+	interval     time.Duration
+	OnUpdate     func(V)
 }
 
-func (f *fetcher[V]) Name() string {
+func (f *Fetcher[V]) Name() string {
 	return f.name
 }
 
-func (f *fetcher[V]) VehicleType() types.VehicleType {
+func (f *Fetcher[V]) VehicleType() types.VehicleType {
 	return f.vehicle.Type()
 }
 
-func (f *fetcher[V]) Initial() (V, error) {
+func (f *Fetcher[V]) Initial() (V, error) {
 	var (
-		buf     []byte
-		err     error
-		isLocal bool
+		buf         []byte
+		err         error
+		isLocal     bool
+		forceUpdate bool
 	)
 
 	if stat, fErr := os.Stat(f.vehicle.Path()); fErr == nil {
 		buf, err = os.ReadFile(f.vehicle.Path())
 		modTime := stat.ModTime()
-		f.updatedAt = &modTime
+		f.UpdatedAt = &modTime
 		isLocal = true
 		if f.interval != 0 && modTime.Add(f.interval).Before(time.Now()) {
-			defer func() {
-				log.Infoln("[Provider] %s's proxies not updated for a long time, force refresh", f.Name())
-				go f.Update()
-			}()
+			log.Infoln("[Provider] %s not updated for a long time, force refresh", f.Name())
+			forceUpdate = true
 		}
 	} else {
 		buf, err = f.vehicle.Read()
@@ -64,7 +64,21 @@ func (f *fetcher[V]) Initial() (V, error) {
 		return getZero[V](), err
 	}
 
-	proxies, err := f.parser(buf)
+	var contents V
+	if forceUpdate {
+		var forceBuf []byte
+		if forceBuf, err = f.vehicle.Read(); err == nil {
+			if contents, err = f.parser(forceBuf); err == nil {
+				isLocal = false
+				buf = forceBuf
+			}
+		}
+	}
+
+	if err != nil || !forceUpdate {
+		contents, err = f.parser(buf)
+	}
+
 	if err != nil {
 		if !isLocal {
 			return getZero[V](), err
@@ -76,7 +90,7 @@ func (f *fetcher[V]) Initial() (V, error) {
 			return getZero[V](), err
 		}
 
-		proxies, err = f.parser(buf)
+		contents, err = f.parser(buf)
 		if err != nil {
 			return getZero[V](), err
 		}
@@ -92,15 +106,15 @@ func (f *fetcher[V]) Initial() (V, error) {
 
 	f.hash = md5.Sum(buf)
 
-	// pull proxies automatically
+	// pull contents automatically
 	if f.ticker != nil {
 		go f.pullLoop()
 	}
 
-	return proxies, nil
+	return contents, nil
 }
 
-func (f *fetcher[V]) Update() (V, bool, error) {
+func (f *Fetcher[V]) Update() (V, bool, error) {
 	buf, err := f.vehicle.Read()
 	if err != nil {
 		return getZero[V](), false, err
@@ -109,12 +123,12 @@ func (f *fetcher[V]) Update() (V, bool, error) {
 	now := time.Now()
 	hash := md5.Sum(buf)
 	if bytes.Equal(f.hash[:], hash[:]) {
-		f.updatedAt = &now
-		os.Chtimes(f.vehicle.Path(), now, now)
+		f.UpdatedAt = &now
+		_ = os.Chtimes(f.vehicle.Path(), now, now)
 		return getZero[V](), true, nil
 	}
 
-	proxies, err := f.parser(buf)
+	contents, err := f.parser(buf)
 	if err != nil {
 		return getZero[V](), false, err
 	}
@@ -125,20 +139,20 @@ func (f *fetcher[V]) Update() (V, bool, error) {
 		}
 	}
 
-	f.updatedAt = &now
+	f.UpdatedAt = &now
 	f.hash = hash
 
-	return proxies, false, nil
+	return contents, false, nil
 }
 
-func (f *fetcher[V]) Destroy() error {
+func (f *Fetcher[V]) Destroy() error {
 	if f.ticker != nil {
 		f.done <- struct{}{}
 	}
 	return nil
 }
 
-func (f *fetcher[V]) pullLoop() {
+func (f *Fetcher[V]) pullLoop() {
 	for {
 		select {
 		case <-f.ticker.C:
@@ -149,13 +163,13 @@ func (f *fetcher[V]) pullLoop() {
 			}
 
 			if same {
-				log.Debugln("[Provider] %s's proxies doesn't change", f.Name())
+				log.Debugln("[Provider] %s's content doesn't change", f.Name())
 				continue
 			}
 
-			log.Infoln("[Provider] %s's proxies update", f.Name())
-			if f.onUpdate != nil {
-				f.onUpdate(elm)
+			log.Infoln("[Provider] %s's content update", f.Name())
+			if f.OnUpdate != nil {
+				f.OnUpdate(elm)
 			}
 		case <-f.done:
 			f.ticker.Stop()
@@ -176,19 +190,20 @@ func safeWrite(path string, buf []byte) error {
 	return os.WriteFile(path, buf, fileMode)
 }
 
-func newFetcher[V any](name string, interval time.Duration, vehicle types.Vehicle, parser parser[V], onUpdate func(V)) *fetcher[V] {
+func NewFetcher[V any](name string, interval time.Duration, vehicle types.Vehicle, parser Parser[V], onUpdate func(V)) *Fetcher[V] {
 	var ticker *time.Ticker
 	if interval != 0 {
 		ticker = time.NewTicker(interval)
 	}
 
-	return &fetcher[V]{
+	return &Fetcher[V]{
 		name:     name,
 		ticker:   ticker,
 		vehicle:  vehicle,
 		parser:   parser,
 		done:     make(chan struct{}, 1),
-		onUpdate: onUpdate,
+		OnUpdate: onUpdate,
+		interval: interval,
 	}
 }
 

component/resource/vehicle.go

@@ -1,4 +1,4 @@
-package provider
+package resource
 
 import (
 	"context"

component/sniffer/dispatcher.go

@@ -2,18 +2,19 @@ package sniffer
 
 import (
 	"errors"
-	"github.com/Dreamacro/clash/constant/sniffer"
+	"fmt"
 	"net"
 	"net/netip"
 	"strconv"
+	"sync"
 	"time"
 
-	"github.com/Dreamacro/clash/component/trie"
-
-	CN "github.com/Dreamacro/clash/common/net"
+	"github.com/Dreamacro/clash/common/cache"
+	N "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/utils"
-	"github.com/Dreamacro/clash/component/resolver"
+	"github.com/Dreamacro/clash/component/trie"
 	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/constant/sniffer"
 	"github.com/Dreamacro/clash/log"
 )
 
@@ -23,27 +24,30 @@ var (
 	ErrNoClue               = errors.New("not enough information for making a decision")
 )
 
-var Dispatcher SnifferDispatcher
+var Dispatcher *SnifferDispatcher
 
-type (
-	SnifferDispatcher struct {
-		enable bool
+type SnifferDispatcher struct {
+	enable bool
 
-		sniffers []sniffer.Sniffer
+	sniffers []sniffer.Sniffer
 
-		foreDomain *trie.DomainTrie[bool]
-		skipSNI    *trie.DomainTrie[bool]
-		portRanges *[]utils.Range[uint16]
-	}
-)
+	forceDomain *trie.DomainTrie[bool]
+	skipSNI     *trie.DomainTrie[bool]
+	portRanges  *[]utils.Range[uint16]
+	skipList    *cache.LruCache[string, uint8]
+	rwMux       sync.RWMutex
+
+	forceDnsMapping bool
+	parsePureIp     bool
+}
 
 func (sd *SnifferDispatcher) TCPSniff(conn net.Conn, metadata *C.Metadata) {
-	bufConn, ok := conn.(*CN.BufferedConn)
+	bufConn, ok := conn.(*N.BufferedConn)
 	if !ok {
 		return
 	}
 
-	if metadata.Host == "" || sd.foreDomain.Search(metadata.Host) != nil {
+	if (metadata.Host == "" && sd.parsePureIp) || sd.forceDomain.Search(metadata.Host) != nil || (metadata.DNSMode == C.DNSMapping && sd.forceDnsMapping) {
 		port, err := strconv.ParseUint(metadata.DstPort, 10, 16)
 		if err != nil {
 			log.Debugln("[Sniffer] Dst port is error")
@@ -62,7 +66,17 @@ func (sd *SnifferDispatcher) TCPSniff(conn net.Conn, metadata *C.Metadata) {
 			return
 		}
 
+		sd.rwMux.RLock()
+		dst := fmt.Sprintf("%s:%s", 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()
+			return
+		}
+		sd.rwMux.RUnlock()
+
 		if host, err := sd.sniffDomain(bufConn, 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)
 			return
 		} else {
@@ -71,36 +85,52 @@ func (sd *SnifferDispatcher) TCPSniff(conn net.Conn, metadata *C.Metadata) {
 				return
 			}
 
+			sd.rwMux.RLock()
+			sd.skipList.Delete(dst)
+			sd.rwMux.RUnlock()
+
 			sd.replaceDomain(metadata, host)
 		}
 	}
 }
 
 func (sd *SnifferDispatcher) replaceDomain(metadata *C.Metadata, host string) {
-	log.Debugln("[Sniffer] Sniff TCP [%s:%s]-->[%s:%s] success, replace domain [%s]-->[%s]",
-		metadata.SrcIP, metadata.SrcPort,
-		metadata.DstIP, metadata.DstPort,
-		metadata.Host, host)
+	dstIP := ""
+	if metadata.DstIP.IsValid() {
+		dstIP = metadata.DstIP.String()
+	}
+	originHost := metadata.Host
+	if originHost != host {
+		log.Infoln("[Sniffer] Sniff TCP [%s:%s]-->[%s:%s] success, replace domain [%s]-->[%s]",
+			metadata.SrcIP, metadata.SrcPort,
+			dstIP, metadata.DstPort,
+			metadata.Host, host)
+	} else {
+		log.Debugln("[Sniffer] Sniff TCP [%s:%s]-->[%s:%s] success, replace domain [%s]-->[%s]",
+			metadata.SrcIP, metadata.SrcPort,
+			dstIP, metadata.DstPort,
+			metadata.Host, host)
+	}
 
 	metadata.AddrType = C.AtypDomainName
 	metadata.Host = host
-	metadata.DNSMode = C.DNSMapping
-	resolver.InsertHostByIP(metadata.DstIP, host)
+	metadata.DNSMode = C.DNSNormal
 }
 
 func (sd *SnifferDispatcher) Enable() bool {
 	return sd.enable
 }
 
-func (sd *SnifferDispatcher) sniffDomain(conn *CN.BufferedConn, metadata *C.Metadata) (string, error) {
-	for _, sniffer := range sd.sniffers {
-		if sniffer.SupportNetwork() == C.TCP {
-			_ = conn.SetReadDeadline(time.Now().Add(3 * time.Second))
+func (sd *SnifferDispatcher) sniffDomain(conn *N.BufferedConn, metadata *C.Metadata) (string, error) {
+	for _, s := range sd.sniffers {
+		if s.SupportNetwork() == C.TCP {
+			_ = conn.SetReadDeadline(time.Now().Add(1 * time.Second))
 			_, err := conn.Peek(1)
 			_ = conn.SetReadDeadline(time.Time{})
 			if err != nil {
 				_, ok := err.(*net.OpError)
 				if ok {
+					sd.cacheSniffFailed(metadata)
 					log.Errorln("[Sniffer] [%s] may not have any sent data, Consider adding skip", metadata.DstIP.String())
 					_ = conn.Close()
 				}
@@ -115,15 +145,15 @@ func (sd *SnifferDispatcher) sniffDomain(conn *CN.BufferedConn, metadata *C.Meta
 				continue
 			}
 
-			host, err := sniffer.SniffTCP(bytes)
+			host, err := s.SniffTCP(bytes)
 			if err != nil {
-				//log.Debugln("[Sniffer] [%s] Sniff data failed %s", sniffer.Protocol(), metadata.DstIP)
+				//log.Debugln("[Sniffer] [%s] Sniff data failed %s", s.Protocol(), metadata.DstIP)
 				continue
 			}
 
 			_, err = netip.ParseAddr(host)
 			if err == nil {
-				//log.Debugln("[Sniffer] [%s] Sniff data failed %s", sniffer.Protocol(), metadata.DstIP)
+				//log.Debugln("[Sniffer] [%s] Sniff data failed %s", s.Protocol(), metadata.DstIP)
 				continue
 			}
 
@@ -134,6 +164,17 @@ func (sd *SnifferDispatcher) sniffDomain(conn *CN.BufferedConn, metadata *C.Meta
 	return "", ErrorSniffFailed
 }
 
+func (sd *SnifferDispatcher) cacheSniffFailed(metadata *C.Metadata) {
+	sd.rwMux.Lock()
+	dst := fmt.Sprintf("%s:%s", metadata.DstIP, metadata.DstPort)
+	count, _ := sd.skipList.Get(dst)
+	if count <= 5 {
+		count++
+	}
+	sd.skipList.Set(dst, count)
+	sd.rwMux.Unlock()
+}
+
 func NewCloseSnifferDispatcher() (*SnifferDispatcher, error) {
 	dispatcher := SnifferDispatcher{
 		enable: false,
@@ -143,22 +184,26 @@ func NewCloseSnifferDispatcher() (*SnifferDispatcher, error) {
 }
 
 func NewSnifferDispatcher(needSniffer []sniffer.Type, forceDomain *trie.DomainTrie[bool],
-	skipSNI *trie.DomainTrie[bool], ports *[]utils.Range[uint16]) (*SnifferDispatcher, error) {
+	skipSNI *trie.DomainTrie[bool], ports *[]utils.Range[uint16],
+	forceDnsMapping bool, parsePureIp bool) (*SnifferDispatcher, error) {
 	dispatcher := SnifferDispatcher{
-		enable:     true,
-		foreDomain: forceDomain,
-		skipSNI:    skipSNI,
-		portRanges: ports,
+		enable:          true,
+		forceDomain:     forceDomain,
+		skipSNI:         skipSNI,
+		portRanges:      ports,
+		skipList:        cache.NewLRUCache[string, uint8](cache.WithSize[string, uint8](128), cache.WithAge[string, uint8](600)),
+		forceDnsMapping: forceDnsMapping,
+		parsePureIp:     parsePureIp,
 	}
 
 	for _, snifferName := range needSniffer {
-		sniffer, err := NewSniffer(snifferName)
+		s, err := NewSniffer(snifferName)
 		if err != nil {
 			log.Errorln("Sniffer name[%s] is error", snifferName)
 			return &SnifferDispatcher{enable: false}, err
 		}
 
-		dispatcher.sniffers = append(dispatcher.sniffers, sniffer)
+		dispatcher.sniffers = append(dispatcher.sniffers, s)
 	}
 
 	return &dispatcher, nil

component/sniffer/http_sniffer.go

@@ -3,9 +3,11 @@ package sniffer
 import (
 	"bytes"
 	"errors"
-	C "github.com/Dreamacro/clash/constant"
+	"fmt"
 	"net"
 	"strings"
+
+	C "github.com/Dreamacro/clash/constant"
 )
 
 var (
@@ -88,13 +90,32 @@ func SniffHTTP(b []byte) (*string, error) {
 			host, _, err := net.SplitHostPort(rawHost)
 			if err != nil {
 				if addrError, ok := err.(*net.AddrError); ok && strings.Contains(addrError.Err, "missing port") {
-					host = rawHost
+					return parseHost(rawHost)
 				} else {
 					return nil, err
 				}
 			}
+
+			if net.ParseIP(host) != nil {
+				return nil, fmt.Errorf("host is ip")
+			}
+
 			return &host, nil
 		}
 	}
 	return nil, ErrNoClue
 }
+
+func parseHost(host string) (*string, error) {
+	if strings.HasPrefix(host, "[") && strings.HasSuffix(host, "]") {
+		if net.ParseIP(host[1:len(host)-1]) != nil {
+			return nil, fmt.Errorf("host is ip")
+		}
+	}
+
+	if net.ParseIP(host) != nil {
+		return nil, fmt.Errorf("host is ip")
+	}
+
+	return &host, nil
+}

component/tls/config.go

@@ -0,0 +1,140 @@
+package tls
+
+import (
+	"bytes"
+	"crypto/sha256"
+	"crypto/tls"
+	"crypto/x509"
+	"encoding/hex"
+	"fmt"
+	xtls "github.com/xtls/go"
+	"sync"
+	"time"
+)
+
+var globalFingerprints = make([][32]byte, 0, 0)
+var mutex sync.Mutex
+
+func verifyPeerCertificateAndFingerprints(fingerprints *[][32]byte, insecureSkipVerify bool) func(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
+	return func(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
+		if insecureSkipVerify {
+			return nil
+		}
+
+		var preErr error
+		for i := range rawCerts {
+			rawCert := rawCerts[i]
+			cert, err := x509.ParseCertificate(rawCert)
+			if err == nil {
+				opts := x509.VerifyOptions{
+					CurrentTime: time.Now(),
+				}
+
+				if _, err := cert.Verify(opts); err == nil {
+					return nil
+				} else {
+					fingerprint := sha256.Sum256(cert.Raw)
+					for _, fp := range *fingerprints {
+						if bytes.Equal(fingerprint[:], fp[:]) {
+							return nil
+						}
+					}
+
+					preErr = err
+				}
+			}
+		}
+
+		return preErr
+	}
+}
+
+func AddCertFingerprint(fingerprint string) error {
+	fpByte, err2 := convertFingerprint(fingerprint)
+	if err2 != nil {
+		return err2
+	}
+
+	mutex.Lock()
+	globalFingerprints = append(globalFingerprints, *fpByte)
+	mutex.Unlock()
+	return nil
+}
+
+func convertFingerprint(fingerprint string) (*[32]byte, error) {
+	fpByte, err := hex.DecodeString(fingerprint)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(fpByte) != 32 {
+		return nil, fmt.Errorf("fingerprint string length error,need sha25 fingerprint")
+	}
+	return (*[32]byte)(fpByte), nil
+}
+
+func GetDefaultTLSConfig() *tls.Config {
+	return GetGlobalFingerprintTLCConfig(nil)
+}
+
+// GetSpecifiedFingerprintTLSConfig specified fingerprint
+func GetSpecifiedFingerprintTLSConfig(tlsConfig *tls.Config, fingerprint string) (*tls.Config, error) {
+	if fingerprintBytes, err := convertFingerprint(fingerprint); err != nil {
+		return nil, err
+	} else {
+		if tlsConfig == nil {
+			return &tls.Config{
+				InsecureSkipVerify:    true,
+				VerifyPeerCertificate: verifyPeerCertificateAndFingerprints(&[][32]byte{*fingerprintBytes}, false),
+			}, nil
+		} else {
+			tlsConfig.VerifyPeerCertificate = verifyPeerCertificateAndFingerprints(&[][32]byte{*fingerprintBytes}, tlsConfig.InsecureSkipVerify)
+			tlsConfig.InsecureSkipVerify = true
+			return tlsConfig, nil
+		}
+	}
+}
+
+func GetGlobalFingerprintTLCConfig(tlsConfig *tls.Config) *tls.Config {
+	if tlsConfig == nil {
+		return &tls.Config{
+			InsecureSkipVerify:    true,
+			VerifyPeerCertificate: verifyPeerCertificateAndFingerprints(&globalFingerprints, false),
+		}
+	}
+
+	tlsConfig.VerifyPeerCertificate = verifyPeerCertificateAndFingerprints(&globalFingerprints, tlsConfig.InsecureSkipVerify)
+	tlsConfig.InsecureSkipVerify = true
+	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 {
+		if tlsConfig == nil {
+			return &xtls.Config{
+				InsecureSkipVerify:    true,
+				VerifyPeerCertificate: verifyPeerCertificateAndFingerprints(&[][32]byte{*fingerprintBytes}, false),
+			}, nil
+		} else {
+			tlsConfig.VerifyPeerCertificate = verifyPeerCertificateAndFingerprints(&[][32]byte{*fingerprintBytes}, tlsConfig.InsecureSkipVerify)
+			tlsConfig.InsecureSkipVerify = true
+			return tlsConfig, nil
+		}
+	}
+}
+
+func GetGlobalFingerprintXTLCConfig(tlsConfig *xtls.Config) *xtls.Config {
+	if tlsConfig == nil {
+		return &xtls.Config{
+			InsecureSkipVerify:    true,
+			VerifyPeerCertificate: verifyPeerCertificateAndFingerprints(&globalFingerprints, false),
+		}
+	}
+
+	tlsConfig.VerifyPeerCertificate = verifyPeerCertificateAndFingerprints(&globalFingerprints, tlsConfig.InsecureSkipVerify)
+	tlsConfig.InsecureSkipVerify = true
+	return tlsConfig
+}

config/config.go

@@ -2,10 +2,9 @@ package config
 
 import (
 	"container/list"
+	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/Dreamacro/clash/constant/sniffer"
-	"github.com/Dreamacro/clash/listener/tun/ipstack/commons"
 	"net"
 	"net/netip"
 	"net/url"
@@ -31,12 +30,13 @@ import (
 	"github.com/Dreamacro/clash/component/trie"
 	C "github.com/Dreamacro/clash/constant"
 	providerTypes "github.com/Dreamacro/clash/constant/provider"
+	"github.com/Dreamacro/clash/constant/sniffer"
 	snifferTypes "github.com/Dreamacro/clash/constant/sniffer"
 	"github.com/Dreamacro/clash/dns"
 	"github.com/Dreamacro/clash/log"
 	T "github.com/Dreamacro/clash/tunnel"
 
-	"gopkg.in/yaml.v2"
+	"gopkg.in/yaml.v3"
 )
 
 // General config
@@ -55,6 +55,7 @@ type General struct {
 	EnableProcess bool         `json:"enable-process"`
 	Tun           Tun          `json:"tun"`
 	Sniffing      bool         `json:"sniffing"`
+	EBpf          EBpf         `json:"-"`
 }
 
 // Inbound config
@@ -67,6 +68,7 @@ type Inbound struct {
 	Authentication []string `json:"authentication"`
 	AllowLan       bool     `json:"allow-lan"`
 	BindAddress    string   `json:"bind-address"`
+	InboundTfo     bool     `json:"inbound-tfo"`
 }
 
 // Controller config
@@ -79,6 +81,7 @@ type Controller struct {
 // DNS config
 type DNS struct {
 	Enable                bool             `yaml:"enable"`
+	PreferH3              bool             `yaml:"prefer-h3"`
 	IPv6                  bool             `yaml:"ipv6"`
 	NameServer            []dns.NameServer `yaml:"nameserver"`
 	Fallback              []dns.NameServer `yaml:"fallback"`
@@ -115,7 +118,73 @@ type Tun struct {
 	DNSHijack           []netip.AddrPort `yaml:"dns-hijack" json:"dns-hijack"`
 	AutoRoute           bool             `yaml:"auto-route" json:"auto-route"`
 	AutoDetectInterface bool             `yaml:"auto-detect-interface" json:"auto-detect-interface"`
-	TunAddressPrefix    netip.Prefix     `yaml:"-" json:"-"`
+	RedirectToTun       []string         `yaml:"-" json:"-"`
+
+	MTU                    uint32         `yaml:"mtu" json:"mtu,omitempty"`
+	Inet4Address           []ListenPrefix `yaml:"inet4-address" json:"inet4_address,omitempty"`
+	Inet6Address           []ListenPrefix `yaml:"inet6-address" json:"inet6_address,omitempty"`
+	StrictRoute            bool           `yaml:"strict-route" json:"strict_route,omitempty"`
+	Inet4RouteAddress      []ListenPrefix `yaml:"inet4_route_address" json:"inet4_route_address,omitempty"`
+	Inet6RouteAddress      []ListenPrefix `yaml:"inet6_route_address" json:"inet6_route_address,omitempty"`
+	IncludeUID             []uint32       `yaml:"include-uid" json:"include_uid,omitempty"`
+	IncludeUIDRange        []string       `yaml:"include-uid-range" json:"include_uid_range,omitempty"`
+	ExcludeUID             []uint32       `yaml:"exclude-uid" json:"exclude_uid,omitempty"`
+	ExcludeUIDRange        []string       `yaml:"exclude-uid-range" json:"exclude_uid_range,omitempty"`
+	IncludeAndroidUser     []int          `yaml:"include-android-user" json:"include_android_user,omitempty"`
+	IncludePackage         []string       `yaml:"include-package" json:"include_package,omitempty"`
+	ExcludePackage         []string       `yaml:"exclude-package" json:"exclude_package,omitempty"`
+	EndpointIndependentNat bool           `yaml:"endpoint-independent-nat" json:"endpoint_independent_nat,omitempty"`
+	UDPTimeout             int64          `yaml:"udp-timeout" json:"udp_timeout,omitempty"`
+}
+
+type ListenPrefix netip.Prefix
+
+func (p ListenPrefix) MarshalJSON() ([]byte, error) {
+	prefix := netip.Prefix(p)
+	if !prefix.IsValid() {
+		return json.Marshal(nil)
+	}
+	return json.Marshal(prefix.String())
+}
+
+func (p ListenPrefix) MarshalYAML() (interface{}, error) {
+	prefix := netip.Prefix(p)
+	if !prefix.IsValid() {
+		return nil, nil
+	}
+	return prefix.String(), nil
+}
+
+func (p *ListenPrefix) UnmarshalJSON(bytes []byte) error {
+	var value string
+	err := json.Unmarshal(bytes, &value)
+	if err != nil {
+		return err
+	}
+	prefix, err := netip.ParsePrefix(value)
+	if err != nil {
+		return err
+	}
+	*p = ListenPrefix(prefix)
+	return nil
+}
+
+func (p *ListenPrefix) UnmarshalYAML(node *yaml.Node) error {
+	var value string
+	err := node.Decode(&value)
+	if err != nil {
+		return err
+	}
+	prefix, err := netip.ParsePrefix(value)
+	if err != nil {
+		return err
+	}
+	*p = ListenPrefix(prefix)
+	return nil
+}
+
+func (p ListenPrefix) Build() netip.Prefix {
+	return netip.Prefix(p)
 }
 
 // IPTables config
@@ -126,16 +195,20 @@ type IPTables struct {
 }
 
 type Sniffer struct {
-	Enable      bool
-	Sniffers    []sniffer.Type
-	Reverses    *trie.DomainTrie[bool]
-	ForceDomain *trie.DomainTrie[bool]
-	SkipDomain  *trie.DomainTrie[bool]
-	Ports       *[]utils.Range[uint16]
+	Enable          bool
+	Sniffers        []sniffer.Type
+	Reverses        *trie.DomainTrie[bool]
+	ForceDomain     *trie.DomainTrie[bool]
+	SkipDomain      *trie.DomainTrie[bool]
+	Ports           *[]utils.Range[uint16]
+	ForceDnsMapping bool
+	ParsePureIp     bool
 }
 
 // Experimental config
-type Experimental struct{}
+type Experimental struct {
+	Fingerprints []string `yaml:"fingerprints"`
+}
 
 // Config is clash config manager
 type Config struct {
@@ -147,6 +220,7 @@ type Config struct {
 	Hosts         *trie.DomainTrie[netip.Addr]
 	Profile       *Profile
 	Rules         []C.Rule
+	SubRules      *map[string][]C.Rule
 	Users         []auth.AuthUser
 	Proxies       map[string]C.Proxy
 	Providers     map[string]providerTypes.ProxyProvider
@@ -156,6 +230,7 @@ type Config struct {
 
 type RawDNS struct {
 	Enable                bool              `yaml:"enable"`
+	PreferH3              bool              `yaml:"prefer-h3"`
 	IPv6                  bool              `yaml:"ipv6"`
 	UseHosts              bool              `yaml:"use-hosts"`
 	NameServer            []string          `yaml:"nameserver"`
@@ -185,6 +260,23 @@ type RawTun struct {
 	DNSHijack           []string   `yaml:"dns-hijack" json:"dns-hijack"`
 	AutoRoute           bool       `yaml:"auto-route" json:"auto-route"`
 	AutoDetectInterface bool       `yaml:"auto-detect-interface"`
+	RedirectToTun       []string   `yaml:"-" json:"-"`
+
+	MTU uint32 `yaml:"mtu" json:"mtu,omitempty"`
+	//Inet4Address           []ListenPrefix `yaml:"inet4-address" json:"inet4_address,omitempty"`
+	Inet6Address           []ListenPrefix `yaml:"inet6-address" json:"inet6_address,omitempty"`
+	StrictRoute            bool           `yaml:"strict-route" json:"strict_route,omitempty"`
+	Inet4RouteAddress      []ListenPrefix `yaml:"inet4_route_address" json:"inet4_route_address,omitempty"`
+	Inet6RouteAddress      []ListenPrefix `yaml:"inet6_route_address" json:"inet6_route_address,omitempty"`
+	IncludeUID             []uint32       `yaml:"include-uid" json:"include_uid,omitempty"`
+	IncludeUIDRange        []string       `yaml:"include-uid-range" json:"include_uid_range,omitempty"`
+	ExcludeUID             []uint32       `yaml:"exclude-uid" json:"exclude_uid,omitempty"`
+	ExcludeUIDRange        []string       `yaml:"exclude-uid-range" json:"exclude_uid_range,omitempty"`
+	IncludeAndroidUser     []int          `yaml:"include-android-user" json:"include_android_user,omitempty"`
+	IncludePackage         []string       `yaml:"include-package" json:"include_package,omitempty"`
+	ExcludePackage         []string       `yaml:"exclude-package" json:"exclude_package,omitempty"`
+	EndpointIndependentNat bool           `yaml:"endpoint-independent-nat" json:"endpoint_independent_nat,omitempty"`
+	UDPTimeout             int64          `yaml:"udp-timeout" json:"udp_timeout,omitempty"`
 }
 
 type RawConfig struct {
@@ -193,6 +285,7 @@ type RawConfig struct {
 	RedirPort          int          `yaml:"redir-port"`
 	TProxyPort         int          `yaml:"tproxy-port"`
 	MixedPort          int          `yaml:"mixed-port"`
+	InboundTfo         bool         `yaml:"inbound-tfo"`
 	Authentication     []string     `yaml:"authentication"`
 	AllowLan           bool         `yaml:"allow-lan"`
 	BindAddress        string       `yaml:"bind-address"`
@@ -216,6 +309,7 @@ type RawConfig struct {
 	Hosts         map[string]string         `yaml:"hosts"`
 	DNS           RawDNS                    `yaml:"dns"`
 	Tun           RawTun                    `yaml:"tun"`
+	EBpf          EBpf                      `yaml:"ebpf"`
 	IPTables      IPTables                  `yaml:"iptables"`
 	Experimental  Experimental              `yaml:"experimental"`
 	Profile       Profile                   `yaml:"profile"`
@@ -223,6 +317,7 @@ type RawConfig struct {
 	Proxy         []map[string]any          `yaml:"proxies"`
 	ProxyGroup    []map[string]any          `yaml:"proxy-groups"`
 	Rule          []string                  `yaml:"rules"`
+	SubRules      map[string][]string       `yaml:"sub-rules"`
 }
 
 type RawGeoXUrl struct {
@@ -232,13 +327,27 @@ type RawGeoXUrl struct {
 }
 
 type RawSniffer struct {
-	Enable      bool     `yaml:"enable" json:"enable"`
-	Sniffing    []string `yaml:"sniffing" json:"sniffing"`
-	ForceDomain []string `yaml:"force-domain" json:"force-domain"`
-	SkipDomain  []string `yaml:"skip-domain" json:"skip-domain"`
-	Ports       []string `yaml:"port-whitelist" json:"port-whitelist"`
+	Enable          bool     `yaml:"enable" json:"enable"`
+	Sniffing        []string `yaml:"sniffing" json:"sniffing"`
+	ForceDomain     []string `yaml:"force-domain" json:"force-domain"`
+	SkipDomain      []string `yaml:"skip-domain" json:"skip-domain"`
+	Ports           []string `yaml:"port-whitelist" json:"port-whitelist"`
+	ForceDnsMapping bool     `yaml:"force-dns-mapping" json:"force-dns-mapping"`
+	ParsePureIp     bool     `yaml:"parse-pure-ip" json:"parse-pure-ip"`
 }
 
+// EBpf config
+type EBpf struct {
+	RedirectToTun []string `yaml:"redirect-to-tun" json:"redirect-to-tun"`
+	AutoRedir     []string `yaml:"auto-redir" json:"auto-redir"`
+}
+
+var (
+	GroupsList             = list.New()
+	ProxiesList            = list.New()
+	ParsingProxiesCallback func(groupsList *list.List, proxiesList *list.List)
+)
+
 // Parse config
 func Parse(buf []byte) (*Config, error) {
 	rawCfg, err := UnmarshalRawConfig(buf)
@@ -254,6 +363,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 	rawCfg := &RawConfig{
 		AllowLan:       false,
 		BindAddress:    "*",
+		IPv6:           true,
 		Mode:           T.Rule,
 		GeodataMode:    C.GeodataMode,
 		GeodataLoader:  "memconservative",
@@ -265,14 +375,19 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		Proxy:          []map[string]any{},
 		ProxyGroup:     []map[string]any{},
 		TCPConcurrent:  false,
-		EnableProcess:  true,
+		EnableProcess:  false,
 		Tun: RawTun{
 			Enable:              false,
 			Device:              "",
 			Stack:               C.TunGvisor,
 			DNSHijack:           []string{"0.0.0.0:53"}, // default hijack all dns query
-			AutoRoute:           false,
-			AutoDetectInterface: false,
+			AutoRoute:           true,
+			AutoDetectInterface: true,
+			Inet6Address:        []ListenPrefix{ListenPrefix(netip.MustParsePrefix("fdfe:dcba:9876::1/126"))},
+		},
+		EBpf: EBpf{
+			RedirectToTun: []string{},
+			AutoRedir:     []string{},
 		},
 		IPTables: IPTables{
 			Enable:           false,
@@ -281,6 +396,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		},
 		DNS: RawDNS{
 			Enable:       false,
+			IPv6:         false,
 			UseHosts:     true,
 			EnhancedMode: C.DNSMapping,
 			FakeIPRange:  "198.18.0.1/16",
@@ -307,11 +423,13 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 			},
 		},
 		Sniffer: RawSniffer{
-			Enable:      false,
-			Sniffing:    []string{},
-			ForceDomain: []string{},
-			SkipDomain:  []string{},
-			Ports:       []string{},
+			Enable:          false,
+			Sniffing:        []string{},
+			ForceDomain:     []string{},
+			SkipDomain:      []string{},
+			Ports:           []string{},
+			ForceDnsMapping: true,
+			ParsePureIp:     true,
 		},
 		Profile: Profile{
 			StoreSelected: true,
@@ -353,12 +471,18 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	config.Proxies = proxies
 	config.Providers = providers
 
-	rules, ruleProviders, err := parseRules(rawCfg, proxies)
+	subRules, ruleProviders, err := parseSubRules(rawCfg, proxies)
+	if err != nil {
+		return nil, err
+	}
+	config.SubRules = subRules
+	config.RuleProviders = ruleProviders
+
+	rules, err := parseRules(rawCfg, proxies, subRules)
 	if err != nil {
 		return nil, err
 	}
 	config.Rules = rules
-	config.RuleProviders = ruleProviders
 
 	hosts, err := parseHosts(rawCfg)
 	if err != nil {
@@ -401,7 +525,7 @@ func parseGeneral(cfg *RawConfig) (*General, error) {
 			return nil, fmt.Errorf("external-ui: %s not exist", externalUI)
 		}
 	}
-
+	cfg.Tun.RedirectToTun = cfg.EBpf.RedirectToTun
 	return &General{
 		Inbound: Inbound{
 			Port:        cfg.Port,
@@ -411,6 +535,7 @@ func parseGeneral(cfg *RawConfig) (*General, error) {
 			MixedPort:   cfg.MixedPort,
 			AllowLan:    cfg.AllowLan,
 			BindAddress: cfg.BindAddress,
+			InboundTfo:  cfg.InboundTfo,
 		},
 		Controller: Controller{
 			ExternalController: cfg.ExternalController,
@@ -427,6 +552,7 @@ func parseGeneral(cfg *RawConfig) (*General, error) {
 		GeodataLoader: cfg.GeodataLoader,
 		TCPConcurrent: cfg.TCPConcurrent,
 		EnableProcess: cfg.EnableProcess,
+		EBpf:          cfg.EBpf,
 	}, nil
 }
 
@@ -524,12 +650,18 @@ func parseProxies(cfg *RawConfig) (proxies map[string]C.Proxy, providersMap map[
 		[]providerTypes.ProxyProvider{pd},
 	)
 	proxies["GLOBAL"] = adapter.NewProxy(global)
-
+	ProxiesList = proxiesList
+	GroupsList = groupsList
+	if ParsingProxiesCallback != nil {
+		// refresh tray menu
+		go ParsingProxiesCallback(GroupsList, ProxiesList)
+	}
 	return proxies, providersMap, nil
 }
 
-func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[string]providerTypes.RuleProvider, error) {
-	ruleProviders := map[string]providerTypes.RuleProvider{}
+func parseSubRules(cfg *RawConfig, proxies map[string]C.Proxy) (subRules *map[string][]C.Rule, ruleProviders map[string]providerTypes.RuleProvider, err error) {
+	ruleProviders = map[string]providerTypes.RuleProvider{}
+	subRules = &map[string][]C.Rule{}
 	log.Infoln("Geodata Loader mode: %s", geodata.LoaderName())
 	// parse rule provider
 	for name, mapping := range cfg.RuleProvider {
@@ -542,6 +674,102 @@ func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[strin
 		RP.SetRuleProvider(rp)
 	}
 
+	for name, rawRules := range cfg.SubRules {
+		var rules []C.Rule
+		for idx, line := range rawRules {
+			rawRule := trimArr(strings.Split(line, ","))
+			var (
+				payload  string
+				target   string
+				params   []string
+				ruleName = strings.ToUpper(rawRule[0])
+			)
+
+			l := len(rawRule)
+
+			if ruleName == "NOT" || ruleName == "OR" || ruleName == "AND" || ruleName == "SUB-RULE" {
+				target = rawRule[l-1]
+				payload = strings.Join(rawRule[1:l-1], ",")
+			} else {
+				if l < 2 {
+					return nil, nil, fmt.Errorf("sub-rules[%d] [%s] error: format invalid", idx, line)
+				}
+				if l < 4 {
+					rawRule = append(rawRule, make([]string, 4-l)...)
+				}
+				if ruleName == "MATCH" {
+					l = 2
+				}
+				if l >= 3 {
+					l = 3
+					payload = rawRule[1]
+				}
+				target = rawRule[l-1]
+				params = rawRule[l:]
+			}
+
+			if _, ok := proxies[target]; !ok && ruleName != "SUB-RULE" {
+				return nil, nil, fmt.Errorf("sub-rules[%d:%s] [%s] error: proxy [%s] not found", idx, name, line, target)
+			}
+
+			params = trimArr(params)
+			parsed, parseErr := R.ParseRule(ruleName, payload, target, params, subRules)
+			if parseErr != nil {
+				return nil, nil, fmt.Errorf("sub-rules[%d] [%s] error: %s", idx, line, parseErr.Error())
+			}
+
+			rules = append(rules, parsed)
+		}
+		(*subRules)[name] = rules
+	}
+
+	if err = verifySubRule(subRules); err != nil {
+		return nil, nil, err
+	}
+
+	return
+}
+
+func verifySubRule(subRules *map[string][]C.Rule) error {
+	for name := range *subRules {
+		err := verifySubRuleCircularReferences(name, subRules, []string{})
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func verifySubRuleCircularReferences(n string, subRules *map[string][]C.Rule, arr []string) error {
+	isInArray := func(v string, array []string) bool {
+		for _, c := range array {
+			if v == c {
+				return true
+			}
+		}
+		return false
+	}
+
+	arr = append(arr, n)
+	for i, rule := range (*subRules)[n] {
+		if rule.RuleType() == C.SubRules {
+			if _, ok := (*subRules)[rule.Adapter()]; !ok {
+				return fmt.Errorf("sub-rule[%d:%s] error: [%s] not found", i, n, rule.Adapter())
+			}
+			if isInArray(rule.Adapter(), arr) {
+				arr = append(arr, rule.Adapter())
+				return fmt.Errorf("sub-rule error: circular references [%s]", strings.Join(arr, "->"))
+			}
+
+			if err := verifySubRuleCircularReferences(rule.Adapter(), subRules, arr); err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+func parseRules(cfg *RawConfig, proxies map[string]C.Proxy, subRules *map[string][]C.Rule) ([]C.Rule, error) {
 	var rules []C.Rule
 	rulesConfig := cfg.Rule
 
@@ -557,12 +785,12 @@ func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[strin
 
 		l := len(rule)
 
-		if ruleName == "NOT" || ruleName == "OR" || ruleName == "AND" {
+		if ruleName == "NOT" || ruleName == "OR" || ruleName == "AND" || ruleName == "SUB-RULE" {
 			target = rule[l-1]
 			payload = strings.Join(rule[1:l-1], ",")
 		} else {
 			if l < 2 {
-				return nil, nil, fmt.Errorf("rules[%d] [%s] error: format invalid", idx, line)
+				return nil, fmt.Errorf("rules[%d] [%s] error: format invalid", idx, line)
 			}
 			if l < 4 {
 				rule = append(rule, make([]string, 4-l)...)
@@ -577,15 +805,18 @@ func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[strin
 			target = rule[l-1]
 			params = rule[l:]
 		}
-
 		if _, ok := proxies[target]; !ok {
-			return nil, nil, fmt.Errorf("rules[%d] [%s] error: proxy [%s] not found", idx, line, target)
+			if ruleName != "SUB-RULE" {
+				return nil, fmt.Errorf("rules[%d] [%s] error: proxy [%s] not found", idx, line, target)
+			} else if _, ok = (*subRules)[target]; !ok {
+				return nil, fmt.Errorf("rules[%d] [%s] error: sub-rule [%s] not found", idx, line, target)
+			}
 		}
 
 		params = trimArr(params)
-		parsed, parseErr := R.ParseRule(ruleName, payload, target, params)
+		parsed, parseErr := R.ParseRule(ruleName, payload, target, params, subRules)
 		if parseErr != nil {
-			return nil, nil, fmt.Errorf("rules[%d] [%s] error: %s", idx, line, parseErr.Error())
+			return nil, fmt.Errorf("rules[%d] [%s] error: %s", idx, line, parseErr.Error())
 		}
 
 		rules = append(rules, parsed)
@@ -593,7 +824,7 @@ func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[strin
 
 	runtime.GC()
 
-	return rules, ruleProviders, nil
+	return rules, nil
 }
 
 func parseHosts(cfg *RawConfig) (*trie.DomainTrie[netip.Addr], error) {
@@ -647,7 +878,8 @@ func parseNameServer(servers []string) ([]dns.NameServer, error) {
 			return nil, fmt.Errorf("DNS NameServer[%d] format error: %s", idx, err.Error())
 		}
 
-		var addr, dnsNetType string
+		var addr, dnsNetType, proxyAdapter string
+		params := map[string]string{}
 		switch u.Scheme {
 		case "udp":
 			addr, err = hostWithDefaultPort(u.Host, "53")
@@ -662,11 +894,25 @@ func parseNameServer(servers []string) ([]dns.NameServer, error) {
 			clearURL := url.URL{Scheme: "https", Host: u.Host, Path: u.Path}
 			addr = clearURL.String()
 			dnsNetType = "https" // DNS over HTTPS
+			if len(u.Fragment) != 0 {
+				for _, s := range strings.Split(u.Fragment, "&") {
+					arr := strings.Split(s, "=")
+					if len(arr) == 0 {
+						continue
+					} else if len(arr) == 1 {
+						proxyAdapter = arr[0]
+					} else if len(arr) == 2 {
+						params[arr[0]] = arr[1]
+					} else {
+						params[arr[0]] = strings.Join(arr[1:], "=")
+					}
+				}
+			}
 		case "dhcp":
 			addr = u.Host
 			dnsNetType = "dhcp" // UDP from DHCP
 		case "quic":
-			addr, err = hostWithDefaultPort(u.Host, "784")
+			addr, err = hostWithDefaultPort(u.Host, "853")
 			dnsNetType = "quic" // DNS over QUIC
 		default:
 			return nil, fmt.Errorf("DNS NameServer[%d] unsupport scheme: %s", idx, u.Scheme)
@@ -681,8 +927,9 @@ func parseNameServer(servers []string) ([]dns.NameServer, error) {
 			dns.NameServer{
 				Net:          dnsNetType,
 				Addr:         addr,
-				ProxyAdapter: u.Fragment,
+				ProxyAdapter: proxyAdapter,
 				Interface:    dialer.DefaultInterface,
+				Params:       params,
 			},
 		)
 	}
@@ -764,6 +1011,7 @@ func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.R
 	dnsCfg := &DNS{
 		Enable:       cfg.Enable,
 		Listen:       cfg.Listen,
+		PreferH3:     cfg.PreferH3,
 		IPv6:         cfg.IPv6,
 		EnhancedMode: cfg.EnhancedMode,
 		FallbackFilter: FallbackFilter{
@@ -799,8 +1047,10 @@ func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.R
 		host, _, err := net.SplitHostPort(ns.Addr)
 		if err != nil || net.ParseIP(host) == nil {
 			u, err := url.Parse(ns.Addr)
-			if err != nil || net.ParseIP(u.Host) == nil {
-				return nil, errors.New("default nameserver should be pure IP")
+			if err == nil && net.ParseIP(u.Host) == nil {
+				if ip, _, err := net.SplitHostPort(u.Host); err != nil || net.ParseIP(ip) == nil {
+					return nil, errors.New("default nameserver should be pure IP")
+				}
 			}
 		}
 	}
@@ -877,17 +1127,6 @@ func parseAuthentication(rawRecords []string) []auth.AuthUser {
 }
 
 func parseTun(rawTun RawTun, general *General, dnsCfg *DNS) (*Tun, error) {
-	if rawTun.Enable && rawTun.AutoDetectInterface {
-		autoDetectInterfaceName, err := commons.GetAutoDetectInterface()
-		if err != nil {
-			log.Warnln("Can not find auto detect interface.[%s]", err)
-		} else {
-			log.Warnln("Auto detect interface: %s", autoDetectInterfaceName)
-		}
-
-		general.Interface = autoDetectInterfaceName
-	}
-
 	var dnsHijack []netip.AddrPort
 
 	for _, d := range rawTun.DNSHijack {
@@ -909,6 +1148,7 @@ func parseTun(rawTun RawTun, general *General, dnsCfg *DNS) (*Tun, error) {
 	} else {
 		tunAddressPrefix = netip.MustParsePrefix("198.18.0.1/16")
 	}
+	tunAddressPrefix = netip.PrefixFrom(tunAddressPrefix.Addr(), 30)
 
 	return &Tun{
 		Enable:              rawTun.Enable,
@@ -917,18 +1157,37 @@ func parseTun(rawTun RawTun, general *General, dnsCfg *DNS) (*Tun, error) {
 		DNSHijack:           dnsHijack,
 		AutoRoute:           rawTun.AutoRoute,
 		AutoDetectInterface: rawTun.AutoDetectInterface,
-		TunAddressPrefix:    tunAddressPrefix,
+		RedirectToTun:       rawTun.RedirectToTun,
+
+		MTU:                    rawTun.MTU,
+		Inet4Address:           []ListenPrefix{ListenPrefix(tunAddressPrefix)},
+		Inet6Address:           rawTun.Inet6Address,
+		StrictRoute:            rawTun.StrictRoute,
+		Inet4RouteAddress:      rawTun.Inet4RouteAddress,
+		Inet6RouteAddress:      rawTun.Inet6RouteAddress,
+		IncludeUID:             rawTun.IncludeUID,
+		IncludeUIDRange:        rawTun.IncludeUIDRange,
+		ExcludeUID:             rawTun.ExcludeUID,
+		ExcludeUIDRange:        rawTun.ExcludeUIDRange,
+		IncludeAndroidUser:     rawTun.IncludeAndroidUser,
+		IncludePackage:         rawTun.IncludePackage,
+		ExcludePackage:         rawTun.ExcludePackage,
+		EndpointIndependentNat: rawTun.EndpointIndependentNat,
+		UDPTimeout:             rawTun.UDPTimeout,
 	}, nil
 }
 
 func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 	sniffer := &Sniffer{
-		Enable: snifferRaw.Enable,
+		Enable:          snifferRaw.Enable,
+		ForceDnsMapping: snifferRaw.ForceDnsMapping,
+		ParsePureIp:     snifferRaw.ParsePureIp,
 	}
 
 	var ports []utils.Range[uint16]
 	if len(snifferRaw.Ports) == 0 {
-		ports = append(ports, *utils.NewRange[uint16](0, 65535))
+		ports = append(ports, *utils.NewRange[uint16](80, 80))
+		ports = append(ports, *utils.NewRange[uint16](443, 443))
 	} else {
 		for _, portRange := range snifferRaw.Ports {
 			portRaws := strings.Split(portRange, "-")

config/updateGeo.go

@@ -6,8 +6,9 @@ import (
 	_ "github.com/Dreamacro/clash/component/geodata/standard"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/oschwald/geoip2-golang"
-	"io/ioutil"
+	"io"
 	"net/http"
+	"os"
 	"runtime"
 )
 
@@ -72,9 +73,9 @@ func downloadForBytes(url string) ([]byte, error) {
 	}
 	defer resp.Body.Close()
 
-	return ioutil.ReadAll(resp.Body)
+	return io.ReadAll(resp.Body)
 }
 
 func saveFile(bytes []byte, path string) error {
-	return ioutil.WriteFile(path, bytes, 0o644)
+	return os.WriteFile(path, bytes, 0o644)
 }

constant/adapters.go

@@ -30,6 +30,7 @@ const (
 	Vmess
 	Vless
 	Trojan
+	Hysteria
 )
 
 const (
@@ -105,12 +106,13 @@ type ProxyAdapter interface {
 	ListenPacketOnStreamConn(c net.Conn, metadata *Metadata) (PacketConn, error)
 
 	// Unwrap extracts the proxy from a proxy-group. It returns nil when nothing to extract.
-	Unwrap(metadata *Metadata) Proxy
+	Unwrap(metadata *Metadata, touch bool) Proxy
 }
 
 type Group interface {
 	URLTest(ctx context.Context, url string) (mp map[string]uint16, err error)
 	GetProxies(touch bool) []Proxy
+	Touch()
 }
 
 type DelayHistory struct {
@@ -161,6 +163,8 @@ func (at AdapterType) String() string {
 		return "Vless"
 	case Trojan:
 		return "Trojan"
+	case Hysteria:
+		return "Hysteria"
 
 	case Relay:
 		return "Relay"

constant/dns.go

@@ -16,6 +16,7 @@ const (
 	DNSNormal DNSMode = iota
 	DNSFakeIP
 	DNSMapping
+	DNSHosts
 )
 
 type DNSMode int
@@ -64,7 +65,52 @@ func (e DNSMode) String() string {
 		return "fake-ip"
 	case DNSMapping:
 		return "redir-host"
+	case DNSHosts:
+		return "hosts"
 	default:
 		return "unknown"
 	}
 }
+
+type DNSPrefer int
+
+const (
+	DualStack DNSPrefer = iota
+	IPv4Only
+	IPv6Only
+	IPv4Prefer
+	IPv6Prefer
+)
+
+var dnsPreferMap = map[string]DNSPrefer{
+	DualStack.String():  DualStack,
+	IPv4Only.String():   IPv4Only,
+	IPv6Only.String():   IPv6Only,
+	IPv4Prefer.String(): IPv4Prefer,
+	IPv6Prefer.String(): IPv6Prefer,
+}
+
+func (d DNSPrefer) String() string {
+	switch d {
+	case DualStack:
+		return "dual"
+	case IPv4Only:
+		return "ipv4"
+	case IPv6Only:
+		return "ipv6"
+	case IPv4Prefer:
+		return "ipv4-prefer"
+	case IPv6Prefer:
+		return "ipv6-prefer"
+	default:
+		return "dual"
+	}
+}
+
+func NewDNSPrefer(prefer string) DNSPrefer {
+	if p, ok := dnsPreferMap[prefer]; ok {
+		return p
+	} else {
+		return DualStack
+	}
+}

constant/ebpf.go

@@ -0,0 +1,20 @@
+package constant
+
+import (
+	"net/netip"
+
+	"github.com/Dreamacro/clash/transport/socks5"
+)
+
+const (
+	BpfFSPath = "/sys/fs/bpf/clash"
+
+	TcpAutoRedirPort = 't'<<8 | 'r'<<0
+	ClashTrafficMark = 'c'<<24 | 'l'<<16 | 't'<<8 | 'm'<<0
+)
+
+type EBpf interface {
+	Start() error
+	Close()
+	Lookup(srcAddrPort netip.AddrPort) (socks5.Addr, error)
+}

constant/metadata.go

@@ -145,7 +145,7 @@ func (m *Metadata) Resolved() bool {
 // Pure is used to solve unexpected behavior
 // when dialing proxy connection in DNSMapping mode.
 func (m *Metadata) Pure() *Metadata {
-	if m.DNSMode == DNSMapping && m.DstIP.IsValid() {
+	if (m.DNSMode == DNSMapping || m.DNSMode == DNSHosts) && m.DstIP.IsValid() {
 		copyM := *m
 		copyM.Host = ""
 		if copyM.DstIP.Is4() {

constant/path.go

@@ -1,7 +1,6 @@
 package constant
 
 import (
-	"io/ioutil"
 	"os"
 	P "path"
 	"path/filepath"
@@ -58,7 +57,7 @@ func (p *path) Resolve(path string) string {
 }
 
 func (p *path) MMDB() string {
-	files, err := ioutil.ReadDir(p.homeDir)
+	files, err := os.ReadDir(p.homeDir)
 	if err != nil {
 		return ""
 	}
@@ -85,7 +84,7 @@ func (p *path) Cache() string {
 }
 
 func (p *path) GeoIP() string {
-	files, err := ioutil.ReadDir(p.homeDir)
+	files, err := os.ReadDir(p.homeDir)
 	if err != nil {
 		return ""
 	}
@@ -104,7 +103,7 @@ func (p *path) GeoIP() string {
 }
 
 func (p *path) GeoSite() string {
-	files, err := ioutil.ReadDir(p.homeDir)
+	files, err := os.ReadDir(p.homeDir)
 	if err != nil {
 		return ""
 	}

constant/provider/interface.go

@@ -68,7 +68,7 @@ type ProxyProvider interface {
 	Proxies() []C.Proxy
 	Touch()
 	HealthCheck()
-	Version() uint
+	Version() uint32
 }
 
 // Rule Type

constant/rule.go

@@ -19,6 +19,7 @@ const (
 	Network
 	Uid
 	INTYPE
+	SubRules
 	MATCH
 	AND
 	OR
@@ -65,6 +66,8 @@ func (rt RuleType) String() string {
 		return "Uid"
 	case INTYPE:
 		return "InType"
+	case SubRules:
+		return "SubRules"
 	case AND:
 		return "AND"
 	case OR:
@@ -78,11 +81,9 @@ func (rt RuleType) String() string {
 
 type Rule interface {
 	RuleType() RuleType
-	Match(metadata *Metadata) bool
+	Match(metadata *Metadata) (bool, string)
 	Adapter() string
 	Payload() string
 	ShouldResolveIP() bool
 	ShouldFindProcess() bool
-	RuleExtra() *RuleExtra
-	SetRuleExtra(re *RuleExtra)
 }

constant/rule_extra.go

@@ -1,48 +1,9 @@
 package constant
 
 import (
-	"net/netip"
-	"strings"
-
 	"github.com/Dreamacro/clash/component/geodata/router"
 )
 
-type RuleExtra struct {
-	Network      NetWork
-	SourceIPs    []*netip.Prefix
-	ProcessNames []string
-}
-
-func (re *RuleExtra) NotMatchNetwork(network NetWork) bool {
-	return re.Network != ALLNet && re.Network != network
-}
-
-func (re *RuleExtra) NotMatchSourceIP(srcIP netip.Addr) bool {
-	if re.SourceIPs == nil {
-		return false
-	}
-
-	for _, ips := range re.SourceIPs {
-		if ips.Contains(srcIP) {
-			return false
-		}
-	}
-	return true
-}
-
-func (re *RuleExtra) NotMatchProcessName(processName string) bool {
-	if re.ProcessNames == nil {
-		return false
-	}
-
-	for _, pn := range re.ProcessNames {
-		if strings.EqualFold(pn, processName) {
-			return false
-		}
-	}
-	return true
-}
-
 type RuleGeoSite interface {
 	GetDomainMatcher() *router.DomainMatcher
 }

constant/tun.go

@@ -7,13 +7,15 @@ import (
 )
 
 var StackTypeMapping = map[string]TUNStack{
-	strings.ToUpper(TunGvisor.String()): TunGvisor,
-	strings.ToUpper(TunSystem.String()): TunSystem,
+	strings.ToLower(TunGvisor.String()): TunGvisor,
+	strings.ToLower(TunSystem.String()): TunSystem,
+	strings.ToLower(TunLWIP.String()):   TunLWIP,
 }
 
 const (
 	TunGvisor TUNStack = iota
 	TunSystem
+	TunLWIP
 )
 
 type TUNStack int
@@ -24,7 +26,7 @@ func (e *TUNStack) UnmarshalYAML(unmarshal func(any) error) error {
 	if err := unmarshal(&tp); err != nil {
 		return err
 	}
-	mode, exist := StackTypeMapping[strings.ToUpper(tp)]
+	mode, exist := StackTypeMapping[strings.ToLower(tp)]
 	if !exist {
 		return errors.New("invalid tun stack")
 	}
@@ -41,7 +43,7 @@ func (e TUNStack) MarshalYAML() (any, error) {
 func (e *TUNStack) UnmarshalJSON(data []byte) error {
 	var tp string
 	json.Unmarshal(data, &tp)
-	mode, exist := StackTypeMapping[strings.ToUpper(tp)]
+	mode, exist := StackTypeMapping[strings.ToLower(tp)]
 	if !exist {
 		return errors.New("invalid tun stack")
 	}
@@ -60,6 +62,8 @@ func (e TUNStack) String() string {
 		return "gVisor"
 	case TunSystem:
 		return "System"
+	case TunLWIP:
+		return "LWIP"
 	default:
 		return "unknown"
 	}

context/conn.go

@@ -3,8 +3,9 @@ package context
 import (
 	"net"
 
-	CN "github.com/Dreamacro/clash/common/net"
+	N "github.com/Dreamacro/clash/common/net"
 	C "github.com/Dreamacro/clash/constant"
+
 	"github.com/gofrs/uuid"
 )
 
@@ -16,10 +17,11 @@ type ConnContext struct {
 
 func NewConnContext(conn net.Conn, metadata *C.Metadata) *ConnContext {
 	id, _ := uuid.NewV4()
+
 	return &ConnContext{
 		id:       id,
 		metadata: metadata,
-		conn:     CN.NewBufferedConn(conn),
+		conn:     N.NewBufferedConn(conn),
 	}
 }
 

dns/client.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
+	tlsC "github.com/Dreamacro/clash/component/tls"
 	"go.uber.org/atomic"
 	"net"
 	"net/netip"
@@ -77,7 +78,7 @@ func (c *client) ExchangeContext(ctx context.Context, m *D.Msg) (*D.Msg, error)
 	ch := make(chan result, 1)
 	go func() {
 		if strings.HasSuffix(c.Client.Net, "tls") {
-			conn = tls.Client(conn, c.Client.TLSConfig)
+			conn = tls.Client(conn, tlsC.GetGlobalFingerprintTLCConfig(c.Client.TLSConfig))
 		}
 
 		msg, _, err := c.Client.ExchangeWithConn(m, &D.Conn{

dns/doh.go

@@ -3,14 +3,18 @@ package dns
 import (
 	"bytes"
 	"context"
+	"crypto/tls"
+	"fmt"
+	"github.com/Dreamacro/clash/component/dialer"
+	"github.com/Dreamacro/clash/component/resolver"
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	"github.com/lucas-clemente/quic-go"
+	"github.com/lucas-clemente/quic-go/http3"
+	D "github.com/miekg/dns"
 	"io"
 	"net"
 	"net/http"
-
-	"github.com/Dreamacro/clash/component/dialer"
-	"github.com/Dreamacro/clash/component/resolver"
-
-	D "github.com/miekg/dns"
+	"strconv"
 )
 
 const (
@@ -19,9 +23,8 @@ const (
 )
 
 type dohClient struct {
-	url          string
-	proxyAdapter string
-	transport    *http.Transport
+	url       string
+	transport http.RoundTripper
 }
 
 func (dc *dohClient) Exchange(m *D.Msg) (msg *D.Msg, err error) {
@@ -63,28 +66,75 @@ func (dc *dohClient) newRequest(m *D.Msg) (*http.Request, error) {
 	return req, nil
 }
 
-func (dc *dohClient) doRequest(req *http.Request) (*D.Msg, error) {
+func (dc *dohClient) doRequest(req *http.Request) (msg *D.Msg, err error) {
 	client := &http.Client{Transport: dc.transport}
 	resp, err := client.Do(req)
 	if err != nil {
 		return nil, err
 	}
+
 	defer resp.Body.Close()
 
 	buf, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err
 	}
-	msg := &D.Msg{}
+	msg = &D.Msg{}
 	err = msg.Unpack(buf)
 	return msg, err
 }
 
-func newDoHClient(url string, r *Resolver, proxyAdapter string) *dohClient {
-	return &dohClient{
-		url:          url,
-		proxyAdapter: proxyAdapter,
-		transport: &http.Transport{
+func newDoHClient(url string, r *Resolver, params map[string]string, proxyAdapter string) *dohClient {
+	useH3 := params["h3"] == "true"
+	TLCConfig := tlsC.GetDefaultTLSConfig()
+	var transport http.RoundTripper
+	if useH3 {
+		transport = &http3.RoundTripper{
+			Dial: func(ctx context.Context, addr string, tlsCfg *tls.Config, cfg *quic.Config) (quic.EarlyConnection, error) {
+				host, port, err := net.SplitHostPort(addr)
+				if err != nil {
+					return nil, err
+				}
+
+				ip, err := resolver.ResolveIPWithResolver(host, r)
+				if err != nil {
+					return nil, err
+				}
+
+				portInt, err := strconv.Atoi(port)
+				if err != nil {
+					return nil, err
+				}
+
+				udpAddr := net.UDPAddr{
+					IP:   net.ParseIP(ip.String()),
+					Port: portInt,
+				}
+
+				var conn net.PacketConn
+				if proxyAdapter == "" {
+					conn, err = dialer.ListenPacket(ctx, "udp", "")
+					if err != nil {
+						return nil, err
+					}
+				} else {
+					if wrapConn, err := dialContextExtra(ctx, proxyAdapter, "udp", ip, port); err == nil {
+						if pc, ok := wrapConn.(*wrapPacketConn); ok {
+							conn = pc
+						} else {
+							return nil, fmt.Errorf("conn isn't wrapPacketConn")
+						}
+					} else {
+						return nil, err
+					}
+				}
+
+				return quic.DialEarlyContext(ctx, conn, &udpAddr, host, tlsCfg, cfg)
+			},
+			TLSClientConfig: TLCConfig,
+		}
+	} else {
+		transport = &http.Transport{
 			ForceAttemptHTTP2: true,
 			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
 				host, port, err := net.SplitHostPort(addr)
@@ -103,6 +153,12 @@ func newDoHClient(url string, r *Resolver, proxyAdapter string) *dohClient {
 					return dialContextExtra(ctx, proxyAdapter, "tcp", ip, port)
 				}
 			},
-		},
+			TLSClientConfig: TLCConfig,
+		}
+	}
+
+	return &dohClient{
+		url:       url,
+		transport: transport,
 	}
 }

dns/doq.go

@@ -7,26 +7,28 @@ import (
 	"fmt"
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/resolver"
+	tlsC "github.com/Dreamacro/clash/component/tls"
+	"github.com/lucas-clemente/quic-go"
 	"net"
 	"strconv"
 	"sync"
 	"time"
 
 	"github.com/Dreamacro/clash/log"
-	"github.com/lucas-clemente/quic-go"
 	D "github.com/miekg/dns"
 )
 
-const NextProtoDQ = "doq-i00"
+const NextProtoDQ = "doq"
 
 var bytesPool = sync.Pool{New: func() interface{} { return &bytes.Buffer{} }}
 
 type quicClient struct {
 	addr         string
 	r            *Resolver
-	session      quic.Connection
+	connection   quic.Connection
 	proxyAdapter string
-	sync.RWMutex // protects session and bytesPool
+	udp          net.PacketConn
+	sync.RWMutex // protects connection and bytesPool
 }
 
 func newDOQ(r *Resolver, addr, proxyAdapter string) *quicClient {
@@ -90,65 +92,68 @@ func isActive(s quic.Connection) bool {
 	}
 }
 
-// getSession - opens or returns an existing quic.Connection
-// useCached - if true and cached session exists, return it right away
-// otherwise - forcibly creates a new session
-func (dc *quicClient) getSession() (quic.Connection, error) {
-	var session quic.Connection
+// getConnection - opens or returns an existing quic.Connection
+// useCached - if true and cached connection exists, return it right away
+// otherwise - forcibly creates a new connection
+func (dc *quicClient) getConnection(ctx context.Context) (quic.Connection, error) {
+	var connection quic.Connection
 	dc.RLock()
-	session = dc.session
-	if session != nil && isActive(session) {
+	connection = dc.connection
+
+	if connection != nil && isActive(connection) {
 		dc.RUnlock()
-		return session, nil
-	}
-	if session != nil {
-		// we're recreating the session, let's create a new one
-		_ = session.CloseWithError(0, "")
+		return connection, nil
 	}
+
 	dc.RUnlock()
 
 	dc.Lock()
 	defer dc.Unlock()
-
-	var err error
-	session, err = dc.openSession()
-	if err != nil {
-		// This does not look too nice, but QUIC (or maybe quic-go)
-		// doesn't seem stable enough.
-		// Maybe retransmissions aren't fully implemented in quic-go?
-		// Anyways, the simple solution is to make a second try when
-		// it fails to open the QUIC session.
-		session, err = dc.openSession()
-		if err != nil {
-			return nil, err
+	connection = dc.connection
+	if connection != nil {
+		if isActive(connection) {
+			return connection, nil
+		} else {
+			_ = connection.CloseWithError(quic.ApplicationErrorCode(0), "")
 		}
 	}
-	dc.session = session
-	return session, nil
+
+	var err error
+	connection, err = dc.openConnection(ctx)
+	dc.connection = connection
+	return connection, err
 }
 
-func (dc *quicClient) openSession() (quic.Connection, error) {
-	tlsConfig := &tls.Config{
-		InsecureSkipVerify: true,
-		NextProtos: []string{
-			"http/1.1", "h2", NextProtoDQ,
-		},
-		SessionTicketsDisabled: false,
+func (dc *quicClient) openConnection(ctx context.Context) (quic.Connection, error) {
+	if dc.udp != nil {
+		_ = dc.udp.Close()
 	}
+
+	tlsConfig := tlsC.GetGlobalFingerprintTLCConfig(
+		&tls.Config{
+			InsecureSkipVerify: false,
+			NextProtos: []string{
+				NextProtoDQ,
+			},
+			SessionTicketsDisabled: false,
+		})
+
 	quicConfig := &quic.Config{
 		ConnectionIDLength:   12,
 		HandshakeIdleTimeout: time.Second * 8,
 		MaxIncomingStreams:   4,
-		MaxIdleTimeout:       time.Second * 45,
+		KeepAlivePeriod:      10 * time.Second,
+		MaxIdleTimeout:       time.Second * 120,
 	}
 
-	log.Debugln("opening session to %s", dc.addr)
+	log.Debugln("opening new connection to %s", dc.addr)
 	var (
 		udp net.PacketConn
 		err error
 	)
 
 	host, port, err := net.SplitHostPort(dc.addr)
+
 	if err != nil {
 		return nil, err
 	}
@@ -162,34 +167,35 @@ func (dc *quicClient) openSession() (quic.Connection, error) {
 	udpAddr := net.UDPAddr{IP: ip.AsSlice(), Port: p}
 
 	if dc.proxyAdapter == "" {
-		udp, err = dialer.ListenPacket(context.Background(), "udp", "")
+		udp, err = dialer.ListenPacket(ctx, "udp", "")
 		if err != nil {
 			return nil, err
 		}
 	} else {
-		conn, err := dialContextExtra(context.Background(), dc.proxyAdapter, "udp", ip, port)
+		conn, err := dialContextExtra(ctx, dc.proxyAdapter, "udp", ip, port)
 		if err != nil {
 			return nil, err
 		}
 
 		wrapConn, ok := conn.(*wrapPacketConn)
 		if !ok {
-			return nil, fmt.Errorf("quio create packet failed")
+			return nil, fmt.Errorf("quic create packet failed")
 		}
 
 		udp = wrapConn
 	}
 
-	session, err := quic.Dial(udp, &udpAddr, host, tlsConfig, quicConfig)
+	session, err := quic.DialContext(ctx, udp, &udpAddr, host, tlsConfig, quicConfig)
 	if err != nil {
-		return nil, fmt.Errorf("failed to open QUIC session: %w", err)
+		return nil, fmt.Errorf("failed to open QUIC connection: %w", err)
 	}
 
+	dc.udp = udp
 	return session, nil
 }
 
 func (dc *quicClient) openStream(ctx context.Context) (quic.Stream, error) {
-	session, err := dc.getSession()
+	session, err := dc.getConnection(ctx)
 	if err != nil {
 		return nil, err
 	}

dns/resolver.go

@@ -88,7 +88,7 @@ func (r *Resolver) ResolveAllIP(host string) (ips []netip.Addr, err error) {
 			return nil, resolver.ErrIPNotFound
 		}
 		ips = append(ips, ipv6s...)
-	case <-time.After(1 * time.Millisecond):
+	case <-time.After(30 * time.Millisecond):
 		// wait ipv6 result
 	}
 
@@ -354,6 +354,7 @@ type NameServer struct {
 	Addr         string
 	Interface    *atomic.String
 	ProxyAdapter string
+	Params       map[string]string
 }
 
 type FallbackFilter struct {

dns/util.go

@@ -59,7 +59,7 @@ func transform(servers []NameServer, resolver *Resolver) []dnsClient {
 	for _, s := range servers {
 		switch s.Net {
 		case "https":
-			ret = append(ret, newDoHClient(s.Addr, resolver, s.ProxyAdapter))
+			ret = append(ret, newDoHClient(s.Addr, resolver, s.Params, s.ProxyAdapter))
 			continue
 		case "dhcp":
 			ret = append(ret, newDHCPClient(s.Addr))
@@ -74,8 +74,6 @@ func transform(servers []NameServer, resolver *Resolver) []dnsClient {
 			Client: &D.Client{
 				Net: s.Net,
 				TLSConfig: &tls.Config{
-					// alpn identifier, see https://tools.ietf.org/html/draft-hoffman-dprive-dns-tls-alpn-00#page-6
-					NextProtos: []string{"dns"},
 					ServerName: host,
 				},
 				UDPSize: 4096,
@@ -143,18 +141,18 @@ func (wpc *wrapPacketConn) RemoteAddr() net.Addr {
 	return wpc.rAddr
 }
 
-func dialContextExtra(ctx context.Context, adapterName string, network string, dstIP netip.Addr, port string, opts ...dialer.Option) (net.Conn, error) {
-	adapter, ok := tunnel.Proxies()[adapterName]
-	if !ok {
-		opts = append(opts, dialer.WithInterface(adapterName))
-		adapter, _ = tunnel.Proxies()[tunnel.Direct.String()]
+func (wpc *wrapPacketConn) LocalAddr() net.Addr {
+	if wpc.PacketConn.LocalAddr() == nil {
+		return &net.UDPAddr{IP: net.IPv4zero, Port: 0}
+	} else {
+		return wpc.PacketConn.LocalAddr()
 	}
+}
 
+func dialContextExtra(ctx context.Context, adapterName string, network string, dstIP netip.Addr, port string, opts ...dialer.Option) (net.Conn, error) {
 	networkType := C.TCP
 	if network == "udp" {
-		if !adapter.SupportUDP() {
-			return nil, fmt.Errorf("proxy adapter [%s] UDP is not supported", adapterName)
-		}
+
 		networkType = C.UDP
 	}
 
@@ -171,6 +169,29 @@ func dialContextExtra(ctx context.Context, adapterName string, network string, d
 		DstPort:  port,
 	}
 
+	adapter, ok := tunnel.Proxies()[adapterName]
+	if !ok {
+		opts = append(opts, dialer.WithInterface(adapterName))
+		if C.TCP == networkType {
+			return dialer.DialContext(ctx, network, dstIP.String()+":"+port, opts...)
+		} else {
+			packetConn, err := dialer.ListenPacket(ctx, network, dstIP.String()+":"+port, opts...)
+			if err != nil {
+				return nil, err
+			}
+
+			return &wrapPacketConn{
+				PacketConn: packetConn,
+				rAddr:      metadata.UDPAddr(),
+			}, nil
+
+		}
+	}
+
+	if networkType == C.UDP && !adapter.SupportUDP() {
+		return nil, fmt.Errorf("proxy adapter [%s] UDP is not supported", adapterName)
+	}
+
 	if networkType == C.UDP {
 		packetConn, err := adapter.ListenPacketContext(ctx, metadata, opts...)
 		if err != nil {

docs/config.yaml

@@ -0,0 +1,569 @@
+# port: 7890 # HTTP(S) 代理服务器端口
+# socks-port: 7891 # SOCKS5 代理端口
+mixed-port: 10801 # HTTP(S) 和 SOCKS 代理混合端口
+# redir-port: 7892 # 透明代理端口，用于 Linux 和 MacOS
+
+# Transparent proxy server port for Linux (TProxy TCP and TProxy UDP)
+# tproxy-port: 7893
+
+allow-lan: true # 允许局域网连接
+bind-address: "*" # 绑定IP地址，仅作用于 allow-lan 为 true，'*'表示所有地址
+
+mode: rule
+
+log-level: debug # 日志等级 silent/error/warning/info/debug
+
+ipv6: true # 开启 IPv6 总开关，关闭阻断所有 IPv6 链接和屏蔽 DNS 请求 AAAA 记录
+
+external-controller: 0.0.0.0:9093 # RESTful API 监听地址
+
+# secret: "123456" # `Authorization: Bearer ${secret}`
+
+# tcp-concurrent: true # TCP并发连接所有IP, 将使用最快握手的TCP
+external-ui: /path/to/ui/folder # 配置WEB UI目录，使用http://{{external-controller}}/ui 访问
+
+# interface-name: en0 # 设置出口网卡
+
+# routing-mark: 6666 # 配置 fwmark 仅用于Linux
+experimental:
+  # 具体配置待定
+  # 证书指纹,SHA256格式,补充校验TLS证书
+  # 可使用 openssl x509 -noout -fingerprint -sha256 -inform pem -in yourcert.pem 获取
+  fingerprints:
+    - "8F111FA9AD3CD8E917A118522CAC39EA33741B3BBE73F91CECE548D5CCB0E5E8" # 忽略大小写
+# 类似于 /etc/hosts, 仅支持配置单个 IP
+hosts:
+# '*.clash.dev': 127.0.0.1
+# '.dev': 127.0.0.1
+# 'alpha.clash.dev': '::1'
+
+# Tun 配置
+tun:
+  enable: false
+  stack: system # gvisor
+  dns-hijack:
+    - 198.18.0.2:53 # 需要劫持的 DNS
+  # auto-detect-interface: true # 自动识别出口网卡
+  # auto-route: true # 配置路由表
+
+#ebpf配置
+ebpf:
+  auto-redir: # redirect 模式，仅支持 TCP
+    - eth0
+  redirect-to-tun: # UDP+TCP 使用该功能请勿启用 auto-route
+    - eth0
+
+# 嗅探域名 可选配置
+sniffer:
+  enable: false
+  # 需要嗅探协议
+  sniffing:
+    - tls
+    - http
+  # 强制对此域名进行嗅探
+  force-domain:
+    - +.v2ex.com
+  # 仅对白名单中的端口进行嗅探，默认为 443，80
+  port-whitelist:
+    - "80"
+    - "443"
+    # - 8000-9999
+
+profile:
+  # 存储select选择记录
+  store-selected: false
+
+  # 持久化fake-ip
+  store-fake-ip: true
+
+# DNS配置
+dns:
+  enable: false # 关闭将使用系统 DNS
+  listen: 0.0.0.0:53 # 开启 DNS 服务器监听
+  # ipv6: false # false 将返回 AAAA 的空结果
+
+  # 用于解析 nameserver，fallback 以及其他DNS服务器配置的，DNS 服务域名
+  # 只能使用纯 IP 地址，可使用加密 DNS
+  default-nameserver:
+    - 114.114.114.114
+    - 8.8.8.8
+    - tls://1.12.12.12:853
+    - tls://223.5.5.5:853
+  enhanced-mode: fake-ip # or redir-host
+
+  fake-ip-range: 198.18.0.1/16 # fake-ip 池设置
+
+  # use-hosts: true # 查询 hosts
+
+  # 配置不使用fake-ip的域名
+  # fake-ip-filter:
+  #   - '*.lan'
+  #   - localhost.ptlogin2.qq.com
+
+  # DNS主要域名配置
+  # 支持 UDP，TCP，DoT，DoH，DoQ
+  # 这部分为主要 DNS 配置，影响所有直连，确保使用对大陆解析精准的 DNS
+  nameserver:
+    - 114.114.114.114 # default value
+    - 8.8.8.8 # default value
+    - tls://223.5.5.5:853 # DNS over TLS
+    - https://doh.pub/dns-query # DNS over HTTPS
+    - https://dns.alidns.com/dns-query#h3=true # 强制HTTP/3
+    - https://mozilla.cloudflare-dns.com/dns-query#DNS&h3=true # 指定策略组和使用 HTTP/3
+    - dhcp://en0 # dns from dhcp
+    - quic://dns.adguard.com:784 # DNS over QUIC
+    # - '8.8.8.8#en0' # 兼容指定DNS出口网卡
+
+  # 当配置 fallback 时，会查询 nameserver 中返回的 IP 是否为 CN，非必要配置
+  # 当不是 CN，则使用 fallback 中的 DNS 查询结果
+  # 确保配置 fallback 时能够正常查询
+  # fallback:
+  #   - tcp://1.1.1.1
+  #   - 'tcp://1.1.1.1#ProxyGroupName' # 指定 DNS 过代理查询，ProxyGroupName 为策略组名或节点名，过代理配置优先于配置出口网卡，当找不到策略组或节点名则设置为出口网卡
+
+  # 专用于节点域名解析的 DNS 服务器，非必要配置项
+  # 配置服务器若查询失败将使用 nameserver，非并发查询
+  # proxy-server-nameserver:
+  # - https://dns.google/dns-query
+  # - tls://one.one.one.one
+
+  # 配置 fallback 使用条件
+  # fallback-filter:
+  #   geoip: true # 配置是否使用 geoip
+  #   geoip-code: CN # 当 nameserver 域名的 IP 查询 geoip 库为 CN 时，不使用 fallback 中的 DNS 查询结果
+  #   配置强制 fallback，优先于 IP 判断，具体分类自行查看 geosite 库
+  #   geosite:
+  #     - gfw
+  #   如果不匹配 ipcidr 则使用 nameservers 中的结果
+  #   ipcidr:
+  #     - 240.0.0.0/4
+  #   domain:
+  #     - '+.google.com'
+  #     - '+.facebook.com'
+  #     - '+.youtube.com'
+
+  # 配置查询域名使用的 DNS 服务器
+  # nameserver-policy:
+  #   'www.baidu.com': '114.114.114.114'
+  #   '+.internal.crop.com': '10.0.0.1'
+
+proxies:
+  # Shadowsocks
+  # cipher支持:
+  #   aes-128-gcm aes-192-gcm aes-256-gcm
+  #   aes-128-cfb aes-192-cfb aes-256-cfb
+  #   aes-128-ctr aes-192-ctr aes-256-ctr
+  #   rc4-md5 chacha20-ietf xchacha20
+  #   chacha20-ietf-poly1305 xchacha20-ietf-poly1305
+  #   2022-blake3-aes-128-gcm 2022-blake3-aes-256-gcm 2022-blake3-chacha20-poly1305
+  - name: "ss1"
+    type: ss
+    server: server
+    port: 443
+    cipher: chacha20-ietf-poly1305
+    password: "password"
+      # udp: true
+      # udp-over-tcp: false
+      # ip-version: ipv4 # 设置节点使用 IP 版本，可选：dual，ipv4，ipv6，ipv4-prefer，ipv6-prefer。默认使用 dual
+      # ipv4：仅使用 IPv4  ipv6：仅使用 IPv6
+      # ipv4-prefer：优先使用 IPv4 对于 TCP 会进行双栈解析，并发链接但是优先使用 IPv4 链接,
+      # UDP 则为双栈解析，获取结果中的第一个 IPv4
+      # ipv6-prefer 同 ipv4-prefer
+    # 现有协议都支持此参数，TCP 效果仅在开启 tcp-concurrent 生效
+  - name: "ss2"
+    type: ss
+    server: server
+    port: 443
+    cipher: chacha20-ietf-poly1305
+    password: "password"
+    plugin: obfs
+    plugin-opts:
+      mode: tls # or http
+      # host: bing.com
+
+  - name: "ss3"
+    type: ss
+    server: server
+    port: 443
+    cipher: chacha20-ietf-poly1305
+    password: "password"
+    plugin: v2ray-plugin
+    plugin-opts:
+      mode: websocket # no QUIC now
+      # tls: true # wss
+      # fingerprint: xxxx
+      # skip-cert-verify: true
+      # host: bing.com
+      # path: "/"
+      # mux: true
+      # headers:
+      #   custom: value
+
+  # vmess
+  # cipher支持 auto/aes-128-gcm/chacha20-poly1305/none
+  - name: "vmess"
+    type: vmess
+    server: server
+    port: 443
+    uuid: uuid
+    alterId: 32
+    cipher: auto
+    # udp: true
+    # tls: true
+    # fingerprint: xxxx
+    # skip-cert-verify: true
+    # servername: example.com # priority over wss host
+    # network: ws
+    # ws-opts:
+    #   path: /path
+    #   headers:
+    #     Host: v2ray.com
+    #   max-early-data: 2048
+    #   early-data-header-name: Sec-WebSocket-Protocol
+
+  - name: "vmess-h2"
+    type: vmess
+    server: server
+    port: 443
+    uuid: uuid
+    alterId: 32
+    cipher: auto
+    network: h2
+    tls: true
+    # fingerprint: xxxx
+    h2-opts:
+      host:
+        - http.example.com
+        - http-alt.example.com
+      path: /
+
+  - name: "vmess-http"
+    type: vmess
+    server: server
+    port: 443
+    uuid: uuid
+    alterId: 32
+    cipher: auto
+    # udp: true
+    # network: http
+    # http-opts:
+    #   # method: "GET"
+    #   # path:
+    #   #   - '/'
+    #   #   - '/video'
+    #   # headers:
+    #   #   Connection:
+    #   #     - keep-alive
+    # ip-version: ipv4 # 设置使用 IP 类型偏好，可选：ipv4，ipv6，dual，默认值：dual
+
+  - name: vmess-grpc
+    server: server
+    port: 443
+    type: vmess
+    uuid: uuid
+    alterId: 32
+    cipher: auto
+    network: grpc
+    tls: true
+    # fingerprint: xxxx
+    servername: example.com
+    # skip-cert-verify: true
+    grpc-opts:
+      grpc-service-name: "example"
+    # ip-version: ipv4
+
+  # socks5
+  - name: "socks"
+    type: socks5
+    server: server
+    port: 443
+    # username: username
+    # password: password
+    # tls: true
+    # fingerprint: xxxx
+    # skip-cert-verify: true
+    # udp: true
+    # ip-version: ipv6
+
+  # http
+  - name: "http"
+    type: http
+    server: server
+    port: 443
+    # username: username
+    # password: password
+    # tls: true # https
+    # skip-cert-verify: true
+    # sni: custom.com
+    # fingerprint: xxxx # 同 experimental.fingerprints 使用 sha256 指纹，配置协议独立的指纹，将忽略 experimental.fingerprints
+    # ip-version: dual
+
+  # Snell
+  # Beware that there's currently no UDP support yet
+  - name: "snell"
+    type: snell
+    server: server
+    port: 44046
+    psk: yourpsk
+    # version: 2
+    # obfs-opts:
+    # mode: http # or tls
+    # host: bing.com
+
+  # Trojan
+  - name: "trojan"
+    type: trojan
+    server: server
+    port: 443
+    password: yourpsk
+    # fingerprint: xxxx
+    # udp: true
+    # sni: example.com # aka server name
+    # alpn:
+    #   - h2
+    #   - http/1.1
+    # skip-cert-verify: true
+
+  - name: trojan-grpc
+    server: server
+    port: 443
+    type: trojan
+    password: "example"
+    network: grpc
+    sni: example.com
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+    udp: true
+    grpc-opts:
+      grpc-service-name: "example"
+
+  - name: trojan-ws
+    server: server
+    port: 443
+    type: trojan
+    password: "example"
+    network: ws
+    sni: example.com
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+    udp: true
+    # ws-opts:
+    # path: /path
+    # headers:
+    #   Host: example.com
+
+  - name: "trojan-xtls"
+    type: trojan
+    server: server
+    port: 443
+    password: yourpsk
+    flow: "xtls-rprx-direct" # xtls-rprx-origin xtls-rprx-direct
+    flow-show: true
+    # udp: true
+    # sni: example.com # aka server name
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+
+  # vless
+  - name: "vless-tcp"
+    type: vless
+    server: server
+    port: 443
+    uuid: uuid
+    network: tcp
+    servername: example.com # AKA SNI
+    # flow: xtls-rprx-direct # xtls-rprx-origin  # enable XTLS
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+
+  - name: "vless-ws"
+    type: vless
+    server: server
+    port: 443
+    uuid: uuid
+    udp: true
+    tls: true
+    network: ws
+    servername: example.com # priority over wss host
+    # skip-cert-verify: true
+    # fingerprint: xxxx
+    ws-opts:
+      path: "/"
+      headers:
+        Host: example.com
+  
+  #hysteria
+  - name: "hysteria"
+    type: hysteria
+    server: server.com
+    port: 443
+    auth_str: yourpassword
+    # obfs: obfs_str
+    # alpn:
+    #   - h3
+    protocol: udp # 支持 udp/wechat-video/faketcp
+    up: "30 Mbps" # 若不写单位，默认为 Mbps
+    down: "200 Mbps" # 若不写单位，默认为 Mbps
+    #sni: server.com
+    #skip-cert-verify: false
+    #recv_window_conn: 12582912
+    #recv_window: 52428800
+    #ca: "./my.ca"
+    #ca_str: "xyz"
+    #disable_mtu_discovery: false
+    # fingerprint: xxxx
+
+  # ShadowsocksR
+  # The supported ciphers (encryption methods): all stream ciphers in ss
+  # The supported obfses:
+  #   plain http_simple http_post
+  #   random_head tls1.2_ticket_auth tls1.2_ticket_fastauth
+  # The supported supported protocols:
+  #   origin auth_sha1_v4 auth_aes128_md5
+  #   auth_aes128_sha1 auth_chain_a auth_chain_b
+  - name: "ssr"
+    type: ssr
+    server: server
+    port: 443
+    cipher: chacha20-ietf
+    password: "password"
+    obfs: tls1.2_ticket_auth
+    protocol: auth_sha1_v4
+    # obfs-param: domain.tld
+    # protocol-param: "#"
+    # udp: true
+
+proxy-groups:
+  # 代理链，若落地协议支持 UDP over TCP 则可支持 UDP
+  # Traffic: clash <-> http <-> vmess <-> ss1 <-> ss2 <-> Internet
+  - name: "relay"
+    type: relay
+    proxies:
+      - http
+      - vmess
+      - ss1
+      - ss2
+
+  # url-test 将按照 url 测试结果使用延迟最低节点
+  - name: "auto"
+    type: url-test
+    proxies:
+      - ss1
+      - ss2
+      - vmess1
+    # tolerance: 150
+    # lazy: true
+    url: "http://www.gstatic.com/generate_204"
+    interval: 300
+
+  # fallback 将按照 url 测试结果按照节点顺序选择
+  - name: "fallback-auto"
+    type: fallback
+    proxies:
+      - ss1
+      - ss2
+      - vmess1
+    url: "http://www.gstatic.com/generate_204"
+    interval: 300
+
+  # load-balance 将按照算法随机选择节点
+  - name: "load-balance"
+    type: load-balance
+    proxies:
+      - ss1
+      - ss2
+      - vmess1
+    url: "http://www.gstatic.com/generate_204"
+    interval: 300
+    # strategy: consistent-hashing # 可选 round-robin 和 sticky-sessions
+
+  # select 用户自行选择节点
+  - name: Proxy
+    type: select
+    # disable-udp: true
+    proxies:
+      - ss1
+      - ss2
+      - vmess1
+      - auto
+
+  # 配置指定 interface-name 和 fwmark 的 DIRECT
+  - name: en1
+    type: select
+    interface-name: en1
+    routing-mark: 6667
+    proxies:
+      - DIRECT
+
+  - name: UseProvider
+    type: select
+    filter: "HK|TW" # 正则表达式，过滤 provider1 中节点名包含 HK 或 TW
+    use:
+      - provider1
+    proxies:
+      - Proxy
+      - DIRECT
+
+# Clash 格式的节点或支持 *ray 的分享格式
+proxy-providers:
+  provider1:
+    type: http
+    url: "url"
+    interval: 3600
+    path: ./provider1.yaml
+    health-check:
+      enable: true
+      interval: 600
+      # lazy: true
+      url: http://www.gstatic.com/generate_204
+  test:
+    type: file
+    path: /test.yaml
+    health-check:
+      enable: true
+      interval: 36000
+      url: http://www.gstatic.com/generate_204
+rule-providers:
+  rule1:
+    behavior: classical # domain ipcidr
+    interval: 259200
+    path: /path/to/save/file.yaml
+    type: http
+    url: "url"
+  rule2:
+    behavior: classical
+    interval: 259200
+    path: /path/to/save/file.yaml
+    type: file
+rules:
+  - RULE-SET,rule1,REJECT
+  - DOMAIN-SUFFIX,baidu.com,DIRECT
+  - DOMAIN-KEYWORD,google,ss1
+  - IP-CIDR,1.1.1.1/32,ss1
+  - IP-CIDR6,2409::/64,DIRECT
+  - SUB-RULE,(OR,((NETWORK,TCP),(NETWORK,UDP))),sub-rule-name1 # 当满足条件是 TCP 或 UDP 流量时，使用名为 sub-rule-name1 当规则集
+  - SUB-RULE,(AND,((NETWORK,UDP))),sub-rule-name2
+# 定义多个子规则集，规则将以分叉匹配，使用 SUB-RULE 使用
+#                                               google.com(not match)--> baidu.com(match)
+#                                                /                                ｜
+#                                               /                                 ｜
+#  https://baidu.com  --> rule1 --> rule2 --> sub-rule-name1(match tcp)          使用 DIRECT
+#
+#
+#                                              google.com(not match)--> baidu.com(not match)
+#                                                /                            ｜
+#                                               /                             ｜
+#  dns 1.1.1.1  --> rule1 --> rule2 --> sub-rule-name1(match udp)         sub-rule-name2(match udp)
+#                                                                             ｜
+#                                                                             ｜
+#                                                                 使用 REJECT <-- 1.1.1.1/32(match)
+#
+
+sub-rules:
+  sub-rule-name1:
+    - DOMAIN,google.com,ss1
+    - DOMAIN,baidu.com,DIRECT
+  sub-rule-name2:
+    - IP-CIDR,1.1.1.1/32,REJECT
+    - IP-CIDR,8.8.8.8/32,ss1
+    - DOMAIN,dns.alidns.com,REJECT

flake.lock

@@ -0,0 +1,43 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1664705630,
+        "narHash": "sha256-MLi1J9tIZQFj8v9RKmG89HJAE5ja3z4ui4Tf9+wG/bM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f71b215225dec75df6266ff7764d54c2e44ef226",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "master",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,61 @@
+{
+  description = "Another Clash Kernel";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/master";
+
+  inputs.utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, nixpkgs, utils }:
+    utils.lib.eachDefaultSystem
+      (system:
+        let
+          pkgs = import nixpkgs {
+            inherit system;
+            overlays = [ self.overlay ];
+          };
+        in
+        rec {
+          packages.default = pkgs.clash-meta;
+        }
+      ) //
+    (
+      let version = nixpkgs.lib.substring 0 8 self.lastModifiedDate or self.lastModified or "19700101"; in
+      {
+        overlay = final: prev: {
+
+          clash-meta = final.buildGoModule {
+            pname = "clash-meta";
+            inherit version;
+            src = ./.;
+
+            vendorSha256 = "sha256-yhq4WHQcS4CrdcO6KJ5tSn4m7l5g1lNgE9/2BWd9Iys=";
+
+            # Do not build testing suit
+            excludedPackages = [ "./test" ];
+
+            CGO_ENABLED = 0;
+
+            ldflags = [
+              "-s"
+              "-w"
+              "-X github.com/Dreamacro/clash/constant.Version=dev-${version}"
+              "-X github.com/Dreamacro/clash/constant.BuildTime=${version}"
+            ];
+            
+            tags = [
+              "with_gvisor"
+            ];
+
+            # Network required 
+            doCheck = false;
+
+            postInstall = ''
+              mv $out/bin/clash $out/bin/clash-meta
+            '';
+
+          };
+        };
+      }
+    );
+}
+

go.mod

@@ -1,61 +1,77 @@
 module github.com/Dreamacro/clash
 
-go 1.18
+go 1.19
 
 require (
-	github.com/dlclark/regexp2 v1.4.0
+	github.com/cilium/ebpf v0.9.3
+	github.com/coreos/go-iptables v0.6.0
+	github.com/database64128/tfo-go v1.1.2
+	github.com/dlclark/regexp2 v1.7.0
 	github.com/go-chi/chi/v5 v5.0.7
 	github.com/go-chi/cors v1.2.1
-	github.com/go-chi/render v1.0.1
-	github.com/gofrs/uuid v4.2.0+incompatible
+	github.com/go-chi/render v1.0.2
+	github.com/gofrs/uuid v4.3.0+incompatible
+	github.com/google/gopacket v1.1.19
 	github.com/gorilla/websocket v1.5.0
-	github.com/insomniacslk/dhcp v0.0.0-20220504074936-1ca156eafb9f
-	github.com/lucas-clemente/quic-go v0.27.0
-	github.com/miekg/dns v1.1.49
-	github.com/oschwald/geoip2-golang v1.7.0
-	github.com/sirupsen/logrus v1.8.1
-	github.com/stretchr/testify v1.7.1
-	github.com/vishvananda/netlink v1.2.0-beta.0.20220404152918-5e915e014938
-	github.com/xtls/go v0.0.0-20210920065950-d4af136d3672
+	github.com/hashicorp/golang-lru v0.5.4
+	github.com/insomniacslk/dhcp v0.0.0-20221001123530-5308ebe5334c
+	github.com/lucas-clemente/quic-go v0.29.1
+	github.com/lunixbochs/struc v0.0.0-20200707160740-784aaebc1d40
+	github.com/miekg/dns v1.1.50
+	github.com/oschwald/geoip2-golang v1.8.0
+	github.com/sagernet/sing v0.0.0-20220929000216-9a83e35b7186
+	github.com/sagernet/sing-shadowsocks v0.0.0-20220819002358-7461bb09a8f6
+	github.com/sagernet/sing-tun v0.0.0-20221012082254-488c3b75f6fd
+	github.com/sagernet/sing-vmess v0.0.0-20220921140858-b6a1bdee672f
+	github.com/sirupsen/logrus v1.9.0
+	github.com/stretchr/testify v1.8.0
+	github.com/vishvananda/netlink v1.2.1-beta.2
+	github.com/xtls/go v0.0.0-20220914232946-0441cf4cf837
 	go.etcd.io/bbolt v1.3.6
-	go.uber.org/atomic v1.9.0
+	go.uber.org/atomic v1.10.0
 	go.uber.org/automaxprocs v1.5.1
-	golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e
-	golang.org/x/exp v0.0.0-20220518171630-0b5c67f07fdf
-	golang.org/x/net v0.0.0-20220526153639-5463443f8c37
-	golang.org/x/sync v0.0.0-20220513210516-0976fa681c29
-	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a
-	golang.org/x/time v0.0.0-20220411224347-583f2d630306
-	golang.zx2c4.com/wireguard v0.0.0-20220407013110-ef5c587f782d
-	golang.zx2c4.com/wireguard/windows v0.5.4-0.20220328111914-004c22c5647e
-	google.golang.org/protobuf v1.28.0
-	gopkg.in/yaml.v2 v2.4.0
-	gvisor.dev/gvisor v0.0.0-20220527053002-8ab279227ac8
+	golang.org/x/crypto v0.0.0-20220926161630-eccd6366d1be
+	golang.org/x/exp v0.0.0-20220930202632-ec3f01382ef9
+	golang.org/x/net v0.0.0-20221004154528-8021a29435af
+	golang.org/x/sync v0.0.0-20220929204114-8fcdb60fdcc0
+	golang.org/x/sys v0.0.0-20221006211917-84dc82d7e875
+	google.golang.org/protobuf v1.28.1
+	gopkg.in/yaml.v3 v3.0.1
+
 )
 
+replace github.com/vishvananda/netlink => github.com/MetaCubeX/netlink v1.2.0-beta.0.20220529072258-d6853f887820
+
+replace github.com/lucas-clemente/quic-go => github.com/tobyxdd/quic-go v0.28.1-0.20220706211558-7780039ad599
+
 require (
+	github.com/ajg/form v1.5.1 // indirect
 	github.com/cheekybits/genny v1.0.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
-	github.com/google/btree v1.0.1 // indirect
-	github.com/kr/pretty v0.2.1 // indirect
+	github.com/google/btree v1.1.2 // indirect
+	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
+	github.com/marten-seemann/qpack v0.2.1 // indirect
 	github.com/marten-seemann/qtls-go1-16 v0.1.5 // indirect
-	github.com/marten-seemann/qtls-go1-17 v0.1.1 // indirect
-	github.com/marten-seemann/qtls-go1-18 v0.1.1 // indirect
+	github.com/marten-seemann/qtls-go1-17 v0.1.2 // indirect
+	github.com/marten-seemann/qtls-go1-18 v0.1.2 // indirect
+	github.com/marten-seemann/qtls-go1-19 v0.1.0 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/onsi/ginkgo v1.16.5 // indirect
-	github.com/oschwald/maxminddb-golang v1.9.0 // indirect
+	github.com/oschwald/maxminddb-golang v1.10.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/sagernet/abx-go v0.0.0-20220819185957-dba1257d738e // indirect
+	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
+	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 // indirect
 	github.com/u-root/uio v0.0.0-20220204230159-dac05f7d2cb4 // indirect
-	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
-	golang.org/x/mod v0.6.0-dev.0.20220106191415-9b9b3d81d5e3 // indirect
+	github.com/vishvananda/netns v0.0.0-20220913150850-18c4f4234207 // indirect
+	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 // indirect
 	golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab // indirect
-	golang.org/x/tools v0.1.10 // indirect
-	golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f // indirect
-	golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 // indirect
+	golang.org/x/time v0.0.0-20220922220347-f3bd1da661af // indirect
+	golang.org/x/tools v0.1.12 // indirect
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c // indirect
+	lukechampine.com/blake3 v1.1.7 // indirect
 )
-
-replace github.com/vishvananda/netlink v1.2.0-beta.0.20220404152918-5e915e014938 => github.com/MetaCubeX/netlink v1.2.0-beta.0.20220529072258-d6853f887820

go.sum

@@ -10,23 +10,32 @@ git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGy
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/MetaCubeX/netlink v1.2.0-beta.0.20220529072258-d6853f887820 h1:fGKWZ25VApYnuPZoNeqdH/nZtHa2XMajwH6Yj/OgoVc=
 github.com/MetaCubeX/netlink v1.2.0-beta.0.20220529072258-d6853f887820/go.mod h1:twkDnbuQxJYemMlGd4JFIcuhgX83tXhKS2B/PRMpOho=
+github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
+github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
 github.com/cheekybits/genny v1.0.0 h1:uGGa4nei+j20rOSeDeP5Of12XVm7TGUd4dJA9RDitfE=
 github.com/cheekybits/genny v1.0.0/go.mod h1:+tQajlRqAUrPI7DOSpB0XAqZYtQakVtB7wXkRAgjxjQ=
+github.com/cilium/ebpf v0.9.3 h1:5KtxXZU+scyERvkJMEm16TbScVvuuMrlhPly78ZMbSc=
+github.com/cilium/ebpf v0.9.3/go.mod h1:w27N4UjpaQ9X/DGrSugxUG+H+NhgntDuPb5lCzxCn8A=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/coreos/go-iptables v0.6.0 h1:is9qnZMPYjLd8LYqmm/qlE+wwEgJIkTYdhV3rfZo4jk=
+github.com/coreos/go-iptables v0.6.0/go.mod h1:Qe8Bv2Xik5FyTXwgIbLAnv2sWSBmvWdFETJConOQ//Q=
 github.com/coreos/go-systemd v0.0.0-20181012123002-c6f51f82210d/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
+github.com/database64128/tfo-go v1.1.2 h1:GwxtJp09BdUTVEoeT421t231eNZoGOCRkklbl4WI1kU=
+github.com/database64128/tfo-go v1.1.2/go.mod h1:jgrSUPyOvTGQyn6irCOpk7L2W/q/0VLZZcovQiMi+bI=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 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 v1.4.0 h1:F1rxgk7p4uKjwIQxBs9oAXe5CqrXlCduYEJvrF4u93E=
-github.com/dlclark/regexp2 v1.4.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
+github.com/dlclark/regexp2 v1.7.0 h1:7lJfhqlPssTb1WQx4yvTHN0uElPEv52sbaECrAQxjAo=
+github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/fanliao/go-promise v0.0.0-20141029170127-1890db352a72/go.mod h1:PjfxuH4FZdUyfMdtBio2lsRr1AKEaVPwelzuHuh8Lqc=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
+github.com/frankban/quicktest v1.14.0 h1:+cqqvzZV87b4adx/5ayVOaYZ2CrvM4ejQvUdBzPPUss=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fsnotify/fsnotify v1.5.4 h1:jRbGcIw6P2Meqdwuo0H1p6JVLbL5DHKAKlYndzMwVZI=
@@ -37,13 +46,13 @@ github.com/go-chi/chi/v5 v5.0.7 h1:rDTPXLDHGATaeHvVlLcR4Qe0zftYethFucbjVQ1PxU8=
 github.com/go-chi/chi/v5 v5.0.7/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
 github.com/go-chi/cors v1.2.1 h1:xEC8UT3Rlp2QuWNEr4Fs/c2EAGVKBwy/1vHx3bppil4=
 github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
-github.com/go-chi/render v1.0.1 h1:4/5tis2cKaNdnv9zFLfXzcquC9HbeZgCnxGnKrltBS8=
-github.com/go-chi/render v1.0.1/go.mod h1:pq4Rr7HbnsdaeHagklXub+p6Wd16Af5l9koip1OvJns=
+github.com/go-chi/render v1.0.2 h1:4ER/udB0+fMWB2Jlf15RV3F4A2FDuYi/9f+lFttR/Lg=
+github.com/go-chi/render v1.0.2/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
-github.com/gofrs/uuid v4.2.0+incompatible h1:yyYWMnhkhrKwwr8gAOcOCYxOOscHgDS9yZgBrnJfGa0=
-github.com/gofrs/uuid v4.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/gofrs/uuid v4.3.0+incompatible h1:CaSVZxm5B+7o45rtab4jC2G37WGYX1zQfuU2i6DSvnc=
+github.com/gofrs/uuid v4.3.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:tluoj9z5200jBnyusfRPU2LqT6J+DAorxEvtC7LHB+E=
@@ -64,17 +73,19 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS
 github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
-github.com/google/btree v1.0.1 h1:gK4Kx5IaGY9CD5sPJ36FHiBJ6ZXl0kilRiiCj+jdYp4=
-github.com/google/btree v1.0.1/go.mod h1:xXMiIv4Fb/0kKde4SpL7qlzvu5cMJDRkFDxJfI9uaxA=
+github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
+github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
+github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
 github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
+github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
+github.com/google/gopacket v1.1.19/go.mod h1:iJ8V8n6KS+z2U1A8pUwu8bW5SyEMkXJB8Yo/Vo+TKTo=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY=
@@ -84,10 +95,12 @@ github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWm
 github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA=
 github.com/grpc-ecosystem/grpc-gateway v1.5.0/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw=
+github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
+github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/hugelgupf/socketpair v0.0.0-20190730060125-05d35a94e714/go.mod h1:2Goc3h8EklBH5mspfHFxBnEoURQCGzQQH1ga9Myjvis=
-github.com/insomniacslk/dhcp v0.0.0-20220504074936-1ca156eafb9f h1:l1QCwn715k8nYkj4Ql50rzEog3WnMdrd4YYMMwemxEo=
-github.com/insomniacslk/dhcp v0.0.0-20220504074936-1ca156eafb9f/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
+github.com/insomniacslk/dhcp v0.0.0-20221001123530-5308ebe5334c h1:OCFM4+DXTWfNlyeoddrTwdup/ztkGSyAMR2UGcPckNQ=
+github.com/insomniacslk/dhcp v0.0.0-20221001123530-5308ebe5334c/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
 github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0B/fFc00Y+Rasa88328GlI/XbtyysCtTHZS8h7IrBU=
 github.com/jsimonetti/rtnetlink v0.0.0-20190606172950-9527aa82566a/go.mod h1:Oz+70psSo5OFh8DBl0Zv2ACw7Esh6pPUphlvZG9x7uw=
 github.com/jsimonetti/rtnetlink v0.0.0-20200117123717-f846d4f6c1f4/go.mod h1:WGuG/smIU4J/54PblvSbh+xvCZmpJnFgr3ds6Z55XMQ=
@@ -97,24 +110,30 @@ github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCV
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 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 go.etcd.io/bbolt v1.3.6 h1:/ecaJf0sk1l4l6V4awd65v2C3ILy7MSj+s/x1ADCIMU=
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-go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
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+go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
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 go.uber.org/automaxprocs v1.5.1 h1:e1YG66Lrk73dn4qhg8WFSvhF0JuFQF0ERIp4rpuV8Qk=
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@@ -222,18 +261,20 @@ golang.org/x/crypto v0.0.0-20190313024323-a1f597ede03a/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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@@ -258,8 +299,9 @@ golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
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 golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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@@ -272,8 +314,8 @@ golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@@ -288,7 +330,6 @@ golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -309,20 +350,26 @@ golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBc
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@@ -331,23 +378,16 @@ golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f h1:GGU+dLjvlC3qDwqYgL6UgRmHXhOOgns0bZu2Ty5mm6U=
-golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 h1:Ug9qvr1myri/zFN6xL17LSCBGFDnphBBhzmILHsM5TY=
-golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
-golang.zx2c4.com/wireguard v0.0.0-20220407013110-ef5c587f782d h1:q4JksJ2n0fmbXC0Aj0eOs6E0AcPqnKglxWXWFqGD6x0=
-golang.zx2c4.com/wireguard v0.0.0-20220407013110-ef5c587f782d/go.mod h1:bVQfyl2sCM/QIIGHpWbFGfHPuDvqnCNkT6MQLTCjO/U=
-golang.zx2c4.com/wireguard/windows v0.5.4-0.20220328111914-004c22c5647e h1:yV04h6Tx19uDR6LvuEbR19cDU+3QrB9LuGjtF7F5G0w=
-golang.zx2c4.com/wireguard/windows v0.5.4-0.20220328111914-004c22c5647e/go.mod h1:1CeiatTZwcwSFA3cAtMm8CQoroviTldnxd7DOgM/vI4=
 google.golang.org/api v0.0.0-20180910000450-7ca32eb868bf/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.0.0-20181030000543-1d582fd0359e/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.1.0/go.mod h1:UGEZY7KEX120AnNLIHFMKIo4obdJhkp2tPbaPlQx13Y=
@@ -372,11 +412,12 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
-google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
+google.golang.org/protobuf v1.28.1/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/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
@@ -391,10 +432,12 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
-gvisor.dev/gvisor v0.0.0-20220527053002-8ab279227ac8 h1:K6RgHqNR+9t3sKVsfRFsvXryRL5kL6wtBPU5aPt1jLY=
-gvisor.dev/gvisor v0.0.0-20220527053002-8ab279227ac8/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
+gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c h1:m5lcgWnL3OElQNVyp3qcncItJ2c0sQlSGjYK2+nJTA4=
+gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
 honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+lukechampine.com/blake3 v1.1.7 h1:GgRMhmdsuK8+ii6UZFDL8Nb+VyMwadAgcJyfYHxG6n0=
+lukechampine.com/blake3 v1.1.7/go.mod h1:tkKEOtDkNtklkXtLNEOGNq5tcV90tJiA1vAA12R78LA=
 sourcegraph.com/sourcegraph/go-diff v0.5.0/go.mod h1:kuch7UrkMzY0X+p9CRK03kfuPQ2zzQcaEFbx8wA8rck=
 sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0=

hub/executor/executor.go

@@ -2,7 +2,7 @@ package executor
 
 import (
 	"fmt"
-	"github.com/Dreamacro/clash/component/process"
+	"github.com/Dreamacro/clash/component/tls"
 	"github.com/Dreamacro/clash/listener/inner"
 	"net/netip"
 	"os"
@@ -73,7 +73,7 @@ func ParseWithBytes(buf []byte) (*config.Config, error) {
 func ApplyConfig(cfg *config.Config, force bool) {
 	mux.Lock()
 	defer mux.Unlock()
-
+	preUpdateExperimental(cfg)
 	updateUsers(cfg.Users)
 	updateProxies(cfg.Proxies, cfg.Providers)
 	updateRules(cfg.Rules, cfg.RuleProviders)
@@ -127,7 +127,17 @@ func GetGeneral() *config.General {
 	return general
 }
 
-func updateExperimental(c *config.Config) {}
+func updateExperimental(c *config.Config) {
+	runtime.GC()
+}
+
+func preUpdateExperimental(c *config.Config) {
+	for _, fingerprint := range c.Experimental.Fingerprints {
+		if err := tls.AddCertFingerprint(fingerprint); err != nil {
+			log.Warnln("fingerprint[%s] is err, %s", fingerprint, err.Error())
+		}
+	}
+}
 
 func updateDNS(c *config.DNS, generalIPv6 bool) {
 	if !c.Enable {
@@ -250,11 +260,15 @@ func loadProxyProvider(proxyProviders map[string]provider.ProxyProvider) {
 
 func updateTun(tun *config.Tun) {
 	P.ReCreateTun(tun, tunnel.TCPIn(), tunnel.UDPIn())
+	P.ReCreateRedirToTun(tun.RedirectToTun)
 }
 
 func updateSniffer(sniffer *config.Sniffer) {
 	if sniffer.Enable {
-		dispatcher, err := SNI.NewSnifferDispatcher(sniffer.Sniffers, sniffer.ForceDomain, sniffer.SkipDomain, sniffer.Ports)
+		dispatcher, err := SNI.NewSnifferDispatcher(
+			sniffer.Sniffers, sniffer.ForceDomain, sniffer.SkipDomain, sniffer.Ports,
+			sniffer.ForceDnsMapping, sniffer.ParsePureIp,
+		)
 		if err != nil {
 			log.Warnln("initial sniffer failed, err:%v", err)
 		}
@@ -273,9 +287,8 @@ func updateSniffer(sniffer *config.Sniffer) {
 }
 
 func updateGeneral(general *config.General, force bool) {
-	log.SetLevel(general.LogLevel)
-	process.EnableFindProcess(general.EnableProcess)
 	tunnel.SetMode(general.Mode)
+	tunnel.SetAlwaysFindProcess(general.EnableProcess)
 	dialer.DisableIPv6 = !general.IPv6
 	if !dialer.DisableIPv6 {
 		log.Infoln("Use IPv6")
@@ -315,12 +328,15 @@ func updateGeneral(general *config.General, force bool) {
 	bindAddress := general.BindAddress
 	P.SetBindAddress(bindAddress)
 
+	P.SetInboundTfo(general.InboundTfo)
+
 	tcpIn := tunnel.TCPIn()
 	udpIn := tunnel.UDPIn()
 
 	P.ReCreateHTTP(general.Port, tcpIn)
 	P.ReCreateSocks(general.SocksPort, tcpIn, udpIn)
 	P.ReCreateRedir(general.RedirPort, tcpIn, udpIn)
+	P.ReCreateAutoRedir(general.EBpf.AutoRedir, tcpIn, udpIn)
 	P.ReCreateTProxy(general.TProxyPort, tcpIn, udpIn)
 	P.ReCreateMixed(general.MixedPort, tcpIn, udpIn)
 }

hub/route/configs.go

@@ -46,6 +46,7 @@ type configSchema struct {
 	IPv6          *bool              `json:"ipv6"`
 	Sniffing      *bool              `json:"sniffing"`
 	TcpConcurrent *bool              `json:"tcp-concurrent"`
+	InterfaceName *string            `json:"interface-name"`
 }
 
 func getConfigs(w http.ResponseWriter, r *http.Request) {
@@ -85,6 +86,10 @@ func patchConfigs(w http.ResponseWriter, r *http.Request) {
 		dialer.SetDial(*general.TcpConcurrent)
 	}
 
+	if general.InterfaceName != nil {
+		dialer.DefaultInterface.Store(*general.InterfaceName)
+	}
+
 	ports := P.GetPorts()
 
 	tcpIn := tunnel.TCPIn()

hub/route/groups.go

@@ -64,7 +64,7 @@ func getGroupDelay(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*time.Duration(timeout))
+	ctx, cancel := context.WithTimeout(r.Context(), time.Millisecond*time.Duration(timeout))
 	defer cancel()
 
 	dm, err := group.URLTest(ctx, url)

hub/route/provider.go

@@ -98,8 +98,8 @@ func updateRuleProvider(w http.ResponseWriter, r *http.Request) {
 	if err := provider.Update(); err != nil {
 		render.Status(r, http.StatusServiceUnavailable)
 		render.JSON(w, r, newError(err.Error()))
+		return
 	}
-
 	render.NoContent(w, r)
 }
 

listener/autoredir/tcp.go

@@ -0,0 +1,86 @@
+package autoredir
+
+import (
+	"net"
+	"net/netip"
+
+	"github.com/Dreamacro/clash/adapter/inbound"
+	C "github.com/Dreamacro/clash/constant"
+	"github.com/Dreamacro/clash/log"
+	"github.com/Dreamacro/clash/transport/socks5"
+)
+
+type Listener struct {
+	listener   net.Listener
+	addr       string
+	closed     bool
+	lookupFunc func(netip.AddrPort) (socks5.Addr, error)
+}
+
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
+}
+
+func (l *Listener) TCPAddr() netip.AddrPort {
+	return l.listener.Addr().(*net.TCPAddr).AddrPort()
+}
+
+func (l *Listener) SetLookupFunc(lookupFunc func(netip.AddrPort) (socks5.Addr, error)) {
+	l.lookupFunc = lookupFunc
+}
+
+func (l *Listener) handleRedir(conn net.Conn, in chan<- C.ConnContext) {
+	if l.lookupFunc == nil {
+		log.Errorln("[Auto Redirect] lookup function is nil")
+		return
+	}
+
+	target, err := l.lookupFunc(conn.RemoteAddr().(*net.TCPAddr).AddrPort())
+	if err != nil {
+		log.Warnln("[Auto Redirect] %v", err)
+		_ = conn.Close()
+		return
+	}
+
+	_ = conn.(*net.TCPConn).SetKeepAlive(true)
+
+	in <- inbound.NewSocket(target, conn, C.REDIR)
+}
+
+func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
+	l, err := net.Listen("tcp", addr)
+	if err != nil {
+		return nil, err
+	}
+	rl := &Listener{
+		listener: l,
+		addr:     addr,
+	}
+
+	go func() {
+		for {
+			c, err := l.Accept()
+			if err != nil {
+				if rl.closed {
+					break
+				}
+				continue
+			}
+			go rl.handleRedir(c, in)
+		}
+	}()
+
+	return rl, nil
+}

listener/http/server.go

@@ -1,6 +1,8 @@
 package http
 
 import (
+	"context"
+	"github.com/database64128/tfo-go"
 	"net"
 	"time"
 
@@ -30,12 +32,16 @@ func (l *Listener) Close() error {
 	return l.listener.Close()
 }
 
-func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
-	return NewWithAuthenticate(addr, in, true)
+func New(addr string, inboundTfo bool, in chan<- C.ConnContext) (*Listener, error) {
+	return NewWithAuthenticate(addr, in, true, inboundTfo)
 }
 
-func NewWithAuthenticate(addr string, in chan<- C.ConnContext, authenticate bool) (*Listener, error) {
-	l, err := net.Listen("tcp", addr)
+func NewWithAuthenticate(addr string, in chan<- C.ConnContext, authenticate bool, inboundTfo bool) (*Listener, error) {
+	lc := tfo.ListenConfig{
+		DisableTFO: !inboundTfo,
+	}
+	l, err := lc.Listen(context.Background(), "tcp", addr)
+
 	if err != nil {
 		return nil, err
 	}