Chore: update dependencies

Chore: upgrade gVisor
Chore: code style
2022-06-15 04:45:08 +08:00 · 2022-06-15 04:35:06 +08:00 · 2022-06-15 04:29:19 +08:00 · 2022-06-15 00:32:31 +08:00 · 2022-06-14 00:45:43 +08:00 · 2022-06-14 00:45:43 +08:00
43 changed files with 361 additions and 588 deletions
--- a/README.md
+++ b/README.md
@ -13,11 +13,11 @@
    <img src="https://goreportcard.com/badge/github.com/Dreamacro/clash?style=flat-square">
  </a>
  <img src="https://img.shields.io/github/go-mod/go-version/Dreamacro/clash?style=flat-square">
-  <a href="https://github.com/Dreamacro/clash/releases">
-    <img src="https://img.shields.io/github/release/Dreamacro/clash/all.svg?style=flat-square">
+  <a href="https://github.com/yaling888/clash/releases">
+    <img src="https://img.shields.io/github/release/yaling888/clash/all.svg?style=flat-square">
  </a>
-  <a href="https://github.com/Dreamacro/clash/releases/tag/premium">
-    <img src="https://img.shields.io/badge/release-Premium-00b4f0?style=flat-square">
+  <a href="https://github.com/yaling888/clash/releases/tag/plus_pro">
+    <img src="https://img.shields.io/badge/release-Plus Pro-00b4f0?style=flat-square">
  </a>
 </p>

@ -363,7 +363,7 @@ external-ui: dashboard
 Open [http://127.0.0.1:9090/ui/](http://127.0.0.1:9090/ui/) by web browser.

 ## Plus Pro Release
-[Release](https://github.com/yaling888/clash/releases/tag/plus)
+[Release](https://github.com/yaling888/clash/releases/tag/plus_pro)

 ## Development
 If you want to build an application that uses clash as a library, check out the the [GitHub Wiki](https://github.com/Dreamacro/clash/wiki/use-clash-as-a-library)
--- a/adapter/outbound/direct.go
+++ b/adapter/outbound/direct.go
@ -23,7 +23,7 @@ func (d *Direct) DialContext(ctx context.Context, metadata *C.Metadata, opts ...

 	tcpKeepAlive(c)

-	if !metadata.DstIP.IsValid() && c.RemoteAddr() != nil {
+	if !metadata.Resolved() && c.RemoteAddr() != nil {
 		if h, _, err := net.SplitHostPort(c.RemoteAddr().String()); err == nil {
 			metadata.DstIP = netip.MustParseAddr(h)
 		}
--- a/adapter/outbound/mitm.go
+++ b/adapter/outbound/mitm.go
@ -24,6 +24,7 @@ func (m *Mitm) DialContext(_ context.Context, metadata *C.Metadata, _ ...dialer.

 	_ = c.SetKeepAlive(true)
 	_ = c.SetKeepAlivePeriod(60 * time.Second)
+	_ = c.SetLinger(0)

 	metadata.Type = C.MITM

--- a/adapter/outbound/util.go
+++ b/adapter/outbound/util.go
@ -15,6 +15,7 @@ func tcpKeepAlive(c net.Conn) {
 	if tcp, ok := c.(*net.TCPConn); ok {
 		_ = tcp.SetKeepAlive(true)
 		_ = tcp.SetKeepAlivePeriod(30 * time.Second)
+		_ = tcp.SetLinger(0)
 	}
 }

--- a/adapter/outbound/vmess.go
+++ b/adapter/outbound/vmess.go
@ -9,6 +9,7 @@ import (
 	"strconv"
 	"strings"

+	"github.com/Dreamacro/clash/common/convert"
 	"github.com/Dreamacro/clash/component/dialer"
 	"github.com/Dreamacro/clash/component/resolver"
 	C "github.com/Dreamacro/clash/constant"
@ -90,17 +91,16 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 		wsOpts := &vmess.WebsocketConfig{
 			Host:                host,
 			Port:                port,
+			Headers:             http.Header{},
 			Path:                v.option.WSOpts.Path,
 			MaxEarlyData:        v.option.WSOpts.MaxEarlyData,
 			EarlyDataHeaderName: v.option.WSOpts.EarlyDataHeaderName,
 		}

 		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 {
@ -115,6 +115,11 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 			} else if host := wsOpts.Headers.Get("Host"); host != "" {
 				wsOpts.TLSConfig.ServerName = host
 			}
+		} else {
+			if wsOpts.Headers.Get("Host") == "" {
+				wsOpts.Headers.Set("Host", convert.RandHost())
+			}
+			convert.SetUserAgent(wsOpts.Headers)
 		}
 		c, err = vmess.StreamWebsocketConn(c, wsOpts)
 	case "http":
--- a/adapter/outboundgroup/util.go
+++ b/adapter/outboundgroup/util.go
@ -48,5 +48,6 @@ func tcpKeepAlive(c net.Conn) {
 	if tcp, ok := c.(*net.TCPConn); ok {
 		_ = tcp.SetKeepAlive(true)
 		_ = tcp.SetKeepAlivePeriod(30 * time.Second)
+		_ = tcp.SetLinger(0)
 	}
 }
--- a/adapter/parser.go
+++ b/adapter/parser.go
@ -57,8 +57,9 @@ func ParseProxy(mapping map[string]any, forceCertVerify bool) (C.Proxy, error) {
 	case "vmess":
 		vmessOption := &outbound.VmessOption{
 			HTTPOpts: outbound.HTTPOptions{
-				Method: "GET",
-				Path:   []string{"/"},
+				Method:  "GET",
+				Path:    []string{"/"},
+				Headers: make(map[string][]string),
 			},
 		}
 		err = decoder.Decode(mapping, vmessOption)
--- a/adapter/provider/provider.go
+++ b/adapter/provider/provider.go
@ -308,7 +308,7 @@ func proxiesParseAndFilter(filter string, filterReg *regexp.Regexp, forceCertVer
 		if err := yaml.Unmarshal(buf, schema); err != nil {
 			proxies, err1 := convert.ConvertsV2Ray(buf)
 			if err1 != nil {
-				return nil, fmt.Errorf("%s, %w", err.Error(), err1)
+				return nil, fmt.Errorf("%w, %s", err, err1.Error())
 			}
 			schema.Proxies = proxies
 		}
--- a/adapter/provider/vehicle.go
+++ b/adapter/provider/vehicle.go
@ -11,7 +11,6 @@ import (

 	"github.com/Dreamacro/clash/common/convert"
 	"github.com/Dreamacro/clash/component/dialer"
-	C "github.com/Dreamacro/clash/constant"
 	types "github.com/Dreamacro/clash/constant/provider"
 )

@ -72,9 +71,7 @@ func (h *HTTPVehicle) Read() ([]byte, error) {
 		req.SetBasicAuth(user.Username(), password)
 	}

-	if req.UserAgent() == "" {
-		convert.SetUserAgent(req)
-	}
+	convert.SetUserAgent(req.Header)

 	req = req.WithContext(ctx)

@ -84,13 +81,11 @@ func (h *HTTPVehicle) Read() ([]byte, error) {
 		IdleConnTimeout:       90 * time.Second,
 		TLSHandshakeTimeout:   10 * time.Second,
 		ExpectContinueTimeout: 1 * time.Second,
-		DialContext: func(ctx context.Context, network, address string) (conn net.Conn, err error) {
-			conn, err = dialer.DialContext(ctx, network, address) // with direct
-			if err != nil {
-				// fallback to tun if tun enabled
-				conn, err = (&net.Dialer{Timeout: C.DefaultTCPTimeout}).Dial(network, address)
+		DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {
+			if req.URL.Scheme == "https" {
+				return (&net.Dialer{}).DialContext(ctx, network, address) // forward to tun if tun enabled
 			}
-			return
+			return dialer.DialContext(ctx, network, address, dialer.WithDirect()) // with direct
 		},
 	}

--- a/common/convert/converter.go
+++ b/common/convert/converter.go
@ -21,21 +21,24 @@ func DecodeBase64(buf []byte) ([]byte, error) {
 	return dBuf[:n], nil
 }

-// DecodeBase64StringToString decode base64 string to string
-func DecodeBase64StringToString(s string) (string, error) {
-	dBuf, err := enc.DecodeString(s)
+func DecodeRawBase64(buf []byte) ([]byte, error) {
+	dBuf := make([]byte, base64.RawStdEncoding.DecodedLen(len(buf)))
+	n, err := base64.RawStdEncoding.Decode(dBuf, buf)
 	if err != nil {
-		return "", err
+		return nil, err
 	}

-	return string(dBuf), nil
+	return dBuf[:n], 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, err = DecodeRawBase64(buf)
+		if err != nil {
+			data = buf
+		}
 	}

 	arr := strings.Split(string(data), "\n")
@ -62,7 +65,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				continue
 			}

-			q := urlTrojan.Query()
+			query := urlTrojan.Query()

 			name := uniqueName(names, urlTrojan.Fragment)
 			trojan := make(map[string]any, 20)
@ -75,12 +78,12 @@ 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
 			}
@ -92,7 +95,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				headers["Host"] = RandHost()
 				headers["User-Agent"] = RandUserAgent()

-				wsOpts["path"] = q.Get("path")
+				wsOpts["path"] = query.Get("path")
 				wsOpts["headers"] = headers

 				trojan["ws-opts"] = wsOpts
@ -267,7 +270,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				continue
 			}

-			q := urlVless.Query()
+			query := urlVless.Query()

 			name := uniqueName(names, urlVless.Fragment)
 			vless := make(map[string]any, 20)
@ -280,17 +283,17 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			vless["udp"] = true
 			vless["skip-cert-verify"] = false

-			sni := q.Get("sni")
+			sni := query.Get("sni")
 			if sni != "" {
 				vless["servername"] = sni
 			}

-			flow := strings.ToLower(q.Get("flow"))
+			flow := strings.ToLower(query.Get("flow"))
 			if flow != "" {
 				vless["flow"] = flow
 			}

-			network := strings.ToLower(q.Get("type"))
+			network := strings.ToLower(query.Get("type"))
 			if network != "" {
 				vless["network"] = network
 			}
@ -302,7 +305,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				headers["Host"] = RandHost()
 				headers["User-Agent"] = RandUserAgent()

-				wsOpts["path"] = q.Get("path")
+				wsOpts["path"] = query.Get("path")
 				wsOpts["headers"] = headers

 				vless["ws-opts"] = wsOpts
@ -335,7 +338,7 @@ 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
--- a/common/convert/util.go
+++ b/common/convert/util.go
@ -29,7 +29,6 @@ var hostsSuffix = []string{
 	".alidns.com",
 	".cdngslb.com",
 	".mxhichina.com",
-	".alibabadns.com",
 }

 var userAgents = []string{
@ -307,7 +306,10 @@ 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)
 }
--- a/common/net/relay.go
+++ b/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.
@ -16,18 +14,14 @@ func Relay(leftConn, rightConn net.Conn) {
 	tcpKeepAlive(rightConn)

 	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
 }
--- a/component/geodata/utils.go
+++ b/component/geodata/utils.go
@ -2,9 +2,11 @@ package geodata

 import (
 	"github.com/Dreamacro/clash/component/geodata/router"
+
+	"golang.org/x/exp/maps"
 )

-func LoadGeoSiteMatcher(countryCode string) (*router.DomainMatcher, int, error) {
+func loadGeoSiteMatcher(countryCode string) (*router.DomainMatcher, int, error) {
 	geoLoaderName := "standard"
 	geoLoader, err := GetGeoDataLoader(geoLoaderName)
 	if err != nil {
@ -28,3 +30,33 @@ func LoadGeoSiteMatcher(countryCode string) (*router.DomainMatcher, int, error)

 	return matcher, len(domains), nil
 }
+
+var ruleProviders = make(map[string]*router.DomainMatcher)
+
+// HasProvider has geo site provider by county code
+func HasProvider(countyCode string) (ok bool) {
+	_, ok = ruleProviders[countyCode]
+	return ok
+}
+
+// GetProvidersList get geo site providers
+func GetProvidersList(countyCode string) []*router.DomainMatcher {
+	return maps.Values(ruleProviders)
+}
+
+// GetProviderByCode get geo site provider by county code
+func GetProviderByCode(countyCode string) (matcher *router.DomainMatcher, ok bool) {
+	matcher, ok = ruleProviders[countyCode]
+	return
+}
+
+func LoadProviderByCode(countyCode string) (matcher *router.DomainMatcher, count int, err error) {
+	var ok bool
+	matcher, ok = ruleProviders[countyCode]
+	if !ok {
+		if matcher, count, err = loadGeoSiteMatcher(countyCode); err == nil {
+			ruleProviders[countyCode] = matcher
+		}
+	}
+	return
+}
--- a/config/config.go
+++ b/config/config.go
@ -19,6 +19,7 @@ import (
 	"github.com/Dreamacro/clash/component/fakeip"
 	"github.com/Dreamacro/clash/component/geodata"
 	"github.com/Dreamacro/clash/component/geodata/router"
+	_ "github.com/Dreamacro/clash/component/geodata/standard"
 	"github.com/Dreamacro/clash/component/trie"
 	C "github.com/Dreamacro/clash/constant"
 	providerTypes "github.com/Dreamacro/clash/constant/provider"
@ -316,7 +317,7 @@ func ParseRawConfig(rawCfg *RawConfig) (*Config, error) {
 	}
 	config.Hosts = hosts

-	dnsCfg, err := parseDNS(rawCfg, hosts, rules)
+	dnsCfg, err := parseDNS(rawCfg, hosts)
 	if err != nil {
 		return nil, err
 	}
@ -674,37 +675,27 @@ func parseFallbackIPCIDR(ips []string) ([]*netip.Prefix, error) {
 	return ipNets, nil
 }

-func parseFallbackGeoSite(countries []string, rules []C.Rule) ([]*router.DomainMatcher, error) {
+func parseFallbackGeoSite(countries []string) ([]*router.DomainMatcher, error) {
 	var sites []*router.DomainMatcher
-
 	for _, country := range countries {
-		found := false
-		for _, rule := range rules {
-			if rule.RuleType() == C.GEOSITE {
-				if strings.EqualFold(country, rule.Payload()) {
-					found = true
-					sites = append(sites, rule.(C.RuleGeoSite).GetDomainMatcher())
-					log.Infoln("Start initial GeoSite dns fallback filter from rule `%s`", country)
-				}
-			}
+		matcher, recordsCount, err := geodata.LoadProviderByCode(country)
+		if err != nil {
+			return nil, err
 		}

-		if !found {
-			matcher, recordsCount, err := geodata.LoadGeoSiteMatcher(country)
-			if err != nil {
-				return nil, err
-			}
+		sites = append(sites, matcher)

-			sites = append(sites, matcher)
-
-			log.Infoln("Start initial GeoSite dns fallback filter `%s`, records: %d", country, recordsCount)
+		cont := fmt.Sprintf("%d", recordsCount)
+		if recordsCount == 0 {
+			cont = "from cache"
 		}
+		log.Infoln("Start initial GeoSite dns fallback filter `%s`, records: %s", country, cont)
 	}
 	runtime.GC()
 	return sites, nil
 }

-func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.Rule) (*DNS, error) {
+func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr]) (*DNS, error) {
 	cfg := rawCfg.DNS
 	if cfg.Enable && len(cfg.NameServer) == 0 {
 		return nil, fmt.Errorf("if DNS configuration is turned on, NameServer cannot be empty")
@ -798,7 +789,7 @@ func parseDNS(rawCfg *RawConfig, hosts *trie.DomainTrie[netip.Addr], rules []C.R
 			dnsCfg.FallbackFilter.IPCIDR = fallbackip
 		}
 		dnsCfg.FallbackFilter.Domain = cfg.FallbackFilter.Domain
-		fallbackGeoSite, err := parseFallbackGeoSite(cfg.FallbackFilter.GeoSite, rules)
+		fallbackGeoSite, err := parseFallbackGeoSite(cfg.FallbackFilter.GeoSite)
 		if err != nil {
 			return nil, fmt.Errorf("load GeoSite dns fallback filter error, %w", err)
 		}
--- a/config/initial.go
+++ b/config/initial.go
@ -119,7 +119,7 @@ func doGet(url string) (resp *http.Response, err error) {
 		return
 	}

-	convert.SetUserAgent(req)
+	convert.SetUserAgent(req.Header)

 	resp, err = http.DefaultClient.Do(req)
 	return
--- a/config/updateGeo.go
+++ b/config/updateGeo.go
@ -6,7 +6,6 @@ import (
 	"runtime"

 	"github.com/Dreamacro/clash/component/geodata"
-	_ "github.com/Dreamacro/clash/component/geodata/standard"
 	C "github.com/Dreamacro/clash/constant"

 	"github.com/oschwald/geoip2-golang"
--- a/go.mod
+++ b/go.mod
@ -18,17 +18,17 @@ require (
 	go.uber.org/atomic v1.9.0
 	go.uber.org/automaxprocs v1.5.1
 	golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e
-	golang.org/x/exp v0.0.0-20220602145555-4a0574d9293f
-	golang.org/x/net v0.0.0-20220531201128-c960675eff93
+	golang.org/x/exp v0.0.0-20220613132600-b0d781184e0d
+	golang.org/x/net v0.0.0-20220614195744-fb05da6f9022
 	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f
-	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a
+	golang.org/x/sys v0.0.0-20220614162138-6c1b26c55098
 	golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab
-	golang.org/x/time v0.0.0-20220411224347-583f2d630306
+	golang.org/x/time v0.0.0-20220609170525-579cf78fd858
 	golang.zx2c4.com/wireguard v0.0.0-20220601130007-6a08d81f6bc4
 	golang.zx2c4.com/wireguard/windows v0.5.4-0.20220328111914-004c22c5647e
 	google.golang.org/protobuf v1.28.0
 	gopkg.in/yaml.v3 v3.0.1
-	gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075
+	gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364
 )

 require (
--- a/go.sum
+++ b/go.sum
@ -20,7 +20,7 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
 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/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
 github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
@ -80,8 +80,8 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e h1:T8NU3HyQ8ClP4SEE+KbFlg6n0NhuTsN4MyznaarGsZM=
 golang.org/x/crypto v0.0.0-20220525230936-793ad666bf5e/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/exp v0.0.0-20220602145555-4a0574d9293f h1:KK6mxegmt5hGJRcAnEDjSNLxIRhZxDcgwMbcO/lMCRM=
-golang.org/x/exp v0.0.0-20220602145555-4a0574d9293f/go.mod h1:yh0Ynu2b5ZUe3MQfp2nM0ecK7wsgouWTDN0FNeJuIys=
+golang.org/x/exp v0.0.0-20220613132600-b0d781184e0d h1:vtUKgx8dahOomfFzLREU8nSv25YHnTgLBn4rDnWZdU0=
+golang.org/x/exp v0.0.0-20220613132600-b0d781184e0d/go.mod h1:Kr81I6Kryrl9sr8s2FK3vxD90NdsKWRuOIl2O4CvYbA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.6.0-dev.0.20220106191415-9b9b3d81d5e3 h1:kQgndtyPBW/JIYERgdxfwMYh3AVStj88WQTlNDi2a+o=
 golang.org/x/mod v0.6.0-dev.0.20220106191415-9b9b3d81d5e3/go.mod h1:3p9vT2HGsQu2K1YbXdKPJLVgG5VJdoTa1poYQBtP1AY=
@ -97,8 +97,8 @@ golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220531201128-c960675eff93 h1:MYimHLfoXEpOhqd/zgoA/uoXzHB86AEky4LAx5ij9xA=
-golang.org/x/net v0.0.0-20220531201128-c960675eff93/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
+golang.org/x/net v0.0.0-20220614195744-fb05da6f9022 h1:0qjDla5xICC2suMtyRH/QqX3B1btXTfNsIt/i4LFgO0=
+golang.org/x/net v0.0.0-20220614195744-fb05da6f9022/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f h1:Ax0t5p6N38Ga0dThY21weqDEyz2oklo4IvDkpigvkD8=
@ -123,16 +123,16 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a h1:dGzPydgVsqGcTRVwiLJ1jVbufYwmzD3LfVPLKsKg+0k=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220614162138-6c1b26c55098 h1:PgOr27OhUx2IRqGJ2RxAWI4dJQ7bi9cSrB82uzFzfUA=
+golang.org/x/sys v0.0.0-20220614162138-6c1b26c55098/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab h1:eHo2TTVBaAPw9lDGK2Gb9GyPMXT6g7O63W6sx3ylbzU=
 golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab/go.mod h1:EFNZuWvGYxIRUEX+K8UmCFwYmZjqcrnq15ZuVldZkZ0=
-golang.org/x/time v0.0.0-20220411224347-583f2d630306 h1:+gHMid33q6pen7kv9xvT+JRinntgeXO2AeZVd0AWD3w=
-golang.org/x/time v0.0.0-20220411224347-583f2d630306/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.0.0-20220609170525-579cf78fd858 h1:Dpdu/EMxGMFgq0CeYMh4fazTD2vtlZRYE7wyynxJb9U=
+golang.org/x/time v0.0.0-20220609170525-579cf78fd858/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@ -158,5 +158,5 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075 h1:ucwwit0X39HmMQ1iSeNCIXw4g/B8bi+O6TSxxDbPs9E=
-gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
+gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364 h1:D+X2kUQINrsyxdwX71CUWxxQCGRU4tS6gni5WRYLCjs=
+gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
--- a/hub/executor/executor.go
+++ b/hub/executor/executor.go
@ -141,6 +141,11 @@ func updateDNS(c *config.DNS, t config.Tun) {
 		ProxyServer: c.ProxyServerNameserver,
 	}

+	// deprecated warnning
+	if cfg.EnhancedMode == C.DNSMapping {
+		log.Warnln("[DNS] %s is deprecated, please use %s instead", cfg.EnhancedMode.String(), C.DNSFakeIP.String())
+	}
+
 	r := dns.NewResolver(cfg)
 	pr := dns.NewProxyServerHostResolver(r)
 	m := dns.NewEnhancer(cfg)
--- a/hub/route/configs.go
+++ b/hub/route/configs.go
@ -169,13 +169,13 @@ func updateConfigs(w http.ResponseWriter, r *http.Request) {
 	var err error

 	if req.Payload != "" {
+		log.Warnln("[REST-API] update config by payload")
 		cfg, err = executor.ParseWithBytes([]byte(req.Payload))
 		if err != nil {
 			render.Status(r, http.StatusBadRequest)
 			render.JSON(w, r, newError(err.Error()))
 			return
 		}
-		log.Warnln("[REST-API] update config by payload")
 	} else {
 		if req.Path == "" {
 			req.Path = constant.Path.Config()
@ -186,13 +186,13 @@ func updateConfigs(w http.ResponseWriter, r *http.Request) {
 			return
 		}

+		log.Warnln("[REST-API] reload config from path: %s", req.Path)
 		cfg, err = executor.ParseWithPath(req.Path)
 		if err != nil {
 			render.Status(r, http.StatusBadRequest)
 			render.JSON(w, r, newError(err.Error()))
 			return
 		}
-		log.Warnln("[REST-API] reload config from path: %s", req.Path)
 	}

 	executor.ApplyConfig(cfg, force)
--- a/listener/tproxy/tproxy_iptables.go
+++ b/listener/tproxy/tproxy_iptables.go
--- a/listener/tproxy/packet.go
+++ b/listener/tproxy/packet.go
@ -2,12 +2,13 @@ package tproxy

 import (
 	"net"
+	"net/netip"

 	"github.com/Dreamacro/clash/common/pool"
 )

 type packet struct {
-	lAddr *net.UDPAddr
+	lAddr netip.AddrPort
 	buf   []byte
 }

@ -17,21 +18,21 @@ func (c *packet) Data() []byte {

 // WriteBack opens a new socket binding `addr` to write UDP packet back
 func (c *packet) WriteBack(b []byte, addr net.Addr) (n int, err error) {
-	tc, err := dialUDP("udp", addr.(*net.UDPAddr), c.lAddr)
+	tc, err := dialUDP("udp", addr.(*net.UDPAddr).AddrPort(), c.lAddr)
 	if err != nil {
 		n = 0
 		return
 	}
 	n, err = tc.Write(b)
-	tc.Close()
+	_ = tc.Close()
 	return
 }

 // LocalAddr returns the source IP/Port of UDP Packet
 func (c *packet) LocalAddr() net.Addr {
-	return c.lAddr
+	return net.UDPAddrFromAddrPort(c.lAddr)
 }

 func (c *packet) Drop() {
-	pool.Put(c.buf)
+	_ = pool.Put(c.buf)
 }
--- a/listener/tproxy/tproxy.go
+++ b/listener/tproxy/tproxy.go
@ -32,7 +32,7 @@ func (l *Listener) Close() error {

 func (l *Listener) handleTProxy(conn net.Conn, in chan<- C.ConnContext) {
 	target := socks5.ParseAddrToSocksAddr(conn.LocalAddr())
-	conn.(*net.TCPConn).SetKeepAlive(true)
+	_ = conn.(*net.TCPConn).SetKeepAlive(true)
 	in <- inbound.NewSocket(target, conn, C.TPROXY)
 }

--- a/listener/tproxy/udp.go
+++ b/listener/tproxy/udp.go
@ -2,6 +2,7 @@ package tproxy

 import (
 	"net"
+	"net/netip"

 	"github.com/Dreamacro/clash/adapter/inbound"
 	"github.com/Dreamacro/clash/common/pool"
@ -58,28 +59,28 @@ func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error)
 		oob := make([]byte, 1024)
 		for {
 			buf := pool.Get(pool.UDPBufferSize)
-			n, oobn, _, lAddr, err := c.ReadMsgUDP(buf, oob)
+			n, oobn, _, lAddr, err := c.ReadMsgUDPAddrPort(buf, oob)
 			if err != nil {
-				pool.Put(buf)
+				_ = pool.Put(buf)
 				if rl.closed {
 					break
 				}
 				continue
 			}

-			rAddr, err := getOrigDst(oob, oobn)
+			rAddr, err := getOrigDst(oob[:oobn])
 			if err != nil {
 				continue
 			}
-			handlePacketConn(l, in, buf[:n], lAddr, rAddr)
+			handlePacketConn(in, buf[:n], lAddr, rAddr)
 		}
 	}()

 	return rl, nil
 }

-func handlePacketConn(pc net.PacketConn, in chan<- *inbound.PacketAdapter, buf []byte, lAddr *net.UDPAddr, rAddr *net.UDPAddr) {
-	target := socks5.ParseAddrToSocksAddr(rAddr)
+func handlePacketConn(in chan<- *inbound.PacketAdapter, buf []byte, lAddr, rAddr netip.AddrPort) {
+	target := socks5.AddrFromStdAddrPort(rAddr)
 	pkt := &packet{
 		lAddr: lAddr,
 		buf:   buf,
--- a/listener/tproxy/udp_linux.go
+++ b/listener/tproxy/udp_linux.go
@ -3,13 +3,14 @@
 package tproxy

 import (
-	"encoding/binary"
-	"errors"
 	"fmt"
 	"net"
+	"net/netip"
 	"os"
 	"strconv"
 	"syscall"
+
+	"golang.org/x/sys/unix"
 )

 const (
@ -19,7 +20,7 @@ const (

 // dialUDP acts like net.DialUDP for transparent proxy.
 // It binds to a non-local address(`lAddr`).
-func dialUDP(network string, lAddr *net.UDPAddr, rAddr *net.UDPAddr) (*net.UDPConn, error) {
+func dialUDP(network string, lAddr, rAddr netip.AddrPort) (uc *net.UDPConn, err error) {
 	rSockAddr, err := udpAddrToSockAddr(rAddr)
 	if err != nil {
 		return nil, err
@ -35,23 +36,25 @@ func dialUDP(network string, lAddr *net.UDPAddr, rAddr *net.UDPAddr) (*net.UDPCo
 		return nil, err
 	}

+	defer func() {
+		if err != nil {
+			syscall.Close(fd)
+		}
+	}()
+
 	if err = syscall.SetsockoptInt(fd, syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1); err != nil {
-		syscall.Close(fd)
 		return nil, err
 	}

 	if err = syscall.SetsockoptInt(fd, syscall.SOL_IP, syscall.IP_TRANSPARENT, 1); err != nil {
-		syscall.Close(fd)
 		return nil, err
 	}

 	if err = syscall.Bind(fd, lSockAddr); err != nil {
-		syscall.Close(fd)
 		return nil, err
 	}

 	if err = syscall.Connect(fd, rSockAddr); err != nil {
-		syscall.Close(fd)
 		return nil, err
 	}

@ -60,35 +63,26 @@ func dialUDP(network string, lAddr *net.UDPAddr, rAddr *net.UDPAddr) (*net.UDPCo

 	c, err := net.FileConn(fdFile)
 	if err != nil {
-		syscall.Close(fd)
 		return nil, err
 	}

 	return c.(*net.UDPConn), nil
 }

-func udpAddrToSockAddr(addr *net.UDPAddr) (syscall.Sockaddr, error) {
-	switch {
-	case addr.IP.To4() != nil:
-		ip := [4]byte{}
-		copy(ip[:], addr.IP.To4())
-
-		return &syscall.SockaddrInet4{Addr: ip, Port: addr.Port}, nil
-
-	default:
-		ip := [16]byte{}
-		copy(ip[:], addr.IP.To16())
-
-		zoneID, err := strconv.ParseUint(addr.Zone, 10, 32)
-		if err != nil {
-			zoneID = 0
-		}
-
-		return &syscall.SockaddrInet6{Addr: ip, Port: addr.Port, ZoneId: uint32(zoneID)}, nil
+func udpAddrToSockAddr(addr netip.AddrPort) (syscall.Sockaddr, error) {
+	if addr.Addr().Is4() {
+		return &syscall.SockaddrInet4{Addr: addr.Addr().As4(), Port: int(addr.Port())}, nil
 	}
+
+	zoneID, err := strconv.ParseUint(addr.Addr().Zone(), 10, 32)
+	if err != nil {
+		zoneID = 0
+	}
+
+	return &syscall.SockaddrInet6{Addr: addr.Addr().As16(), Port: int(addr.Port()), ZoneId: uint32(zoneID)}, nil
 }

-func udpAddrFamily(net string, lAddr, rAddr *net.UDPAddr) int {
+func udpAddrFamily(net string, lAddr, rAddr netip.AddrPort) int {
 	switch net[len(net)-1] {
 	case '4':
 		return syscall.AF_INET
@ -96,29 +90,35 @@ func udpAddrFamily(net string, lAddr, rAddr *net.UDPAddr) int {
 		return syscall.AF_INET6
 	}

-	if (lAddr == nil || lAddr.IP.To4() != nil) && (rAddr == nil || lAddr.IP.To4() != nil) {
+	if lAddr.Addr().Is4() && rAddr.Addr().Is4() {
 		return syscall.AF_INET
 	}
 	return syscall.AF_INET6
 }

-func getOrigDst(oob []byte, oobn int) (*net.UDPAddr, error) {
-	msgs, err := syscall.ParseSocketControlMessage(oob[:oobn])
+func getOrigDst(oob []byte) (netip.AddrPort, error) {
+	// oob contains socket control messages which we need to parse.
+	scms, err := unix.ParseSocketControlMessage(oob)
 	if err != nil {
-		return nil, err
+		return netip.AddrPort{}, fmt.Errorf("parse control message: %w", err)
 	}

-	for _, msg := range msgs {
-		if msg.Header.Level == syscall.SOL_IP && msg.Header.Type == syscall.IP_RECVORIGDSTADDR {
-			ip := net.IP(msg.Data[4:8])
-			port := binary.BigEndian.Uint16(msg.Data[2:4])
-			return &net.UDPAddr{IP: ip, Port: int(port)}, nil
-		} else if msg.Header.Level == syscall.SOL_IPV6 && msg.Header.Type == IPV6_RECVORIGDSTADDR {
-			ip := net.IP(msg.Data[8:24])
-			port := binary.BigEndian.Uint16(msg.Data[2:4])
-			return &net.UDPAddr{IP: ip, Port: int(port)}, nil
-		}
+	// retrieve the destination address from the SCM.
+	sa, err := unix.ParseOrigDstAddr(&scms[0])
+	if err != nil {
+		return netip.AddrPort{}, fmt.Errorf("retrieve destination: %w", err)
 	}

-	return nil, errors.New("cannot find origDst")
+	// encode the destination address into a cmsg.
+	var rAddr netip.AddrPort
+	switch v := sa.(type) {
+	case *unix.SockaddrInet4:
+		rAddr = netip.AddrPortFrom(netip.AddrFrom4(v.Addr), uint16(v.Port))
+	case *unix.SockaddrInet6:
+		rAddr = netip.AddrPortFrom(netip.AddrFrom16(v.Addr), uint16(v.Port))
+	default:
+		return netip.AddrPort{}, fmt.Errorf("unsupported address type: %T", v)
+	}
+
+	return rAddr, nil
 }
--- a/listener/tproxy/udp_other.go
+++ b/listener/tproxy/udp_other.go
@ -5,12 +5,13 @@ package tproxy
 import (
 	"errors"
 	"net"
+	"net/netip"
 )

-func getOrigDst(oob []byte, oobn int) (*net.UDPAddr, error) {
-	return nil, errors.New("UDP redir not supported on current platform")
+func getOrigDst(oob []byte) (netip.AddrPort, error) {
+	return netip.AddrPort{}, errors.New("UDP redir not supported on current platform")
 }

-func dialUDP(network string, lAddr *net.UDPAddr, rAddr *net.UDPAddr) (*net.UDPConn, error) {
+func dialUDP(network string, lAddr, rAddr netip.AddrPort) (*net.UDPConn, error) {
 	return nil, errors.New("UDP redir not supported on current platform")
 }
--- a/listener/tun/device/iobased/endpoint.go
+++ b/listener/tun/device/iobased/endpoint.go
@ -8,8 +8,10 @@ import (
 	"io"
 	"sync"

+	"github.com/Dreamacro/clash/common/pool"
+
+	"gvisor.dev/gvisor/pkg/buffer"
 	"gvisor.dev/gvisor/pkg/tcpip"
-	"gvisor.dev/gvisor/pkg/tcpip/buffer"
 	"gvisor.dev/gvisor/pkg/tcpip/header"
 	"gvisor.dev/gvisor/pkg/tcpip/link/channel"
 	"gvisor.dev/gvisor/pkg/tcpip/stack"
@ -93,23 +95,29 @@ func (e *Endpoint) dispatchLoop(cancel context.CancelFunc) {

 	mtu := int(e.mtu)
 	for {
-		data := make([]byte, mtu)
+		data := pool.Get(mtu)

 		n, err := e.rw.Read(data)
 		if err != nil {
+			_ = pool.Put(data)
 			break
 		}

 		if n == 0 || n > mtu {
+			_ = pool.Put(data)
 			continue
 		}

 		if !e.IsAttached() {
+			_ = pool.Put(data)
 			continue /* unattached, drop packet */
 		}

 		pkt := stack.NewPacketBuffer(stack.PacketBufferOptions{
-			Data: buffer.View(data[:n]).ToVectorisedView(),
+			Payload: buffer.NewWithData(data[:n]),
+			OnRelease: func() {
+				_ = pool.Put(data)
+			},
 		})

 		switch header.IPVersion(data) {
@ -117,6 +125,8 @@ func (e *Endpoint) dispatchLoop(cancel context.CancelFunc) {
 			e.InjectInbound(header.IPv4ProtocolNumber, pkt)
 		case header.IPv6Version:
 			e.InjectInbound(header.IPv6ProtocolNumber, pkt)
+		default:
+			_ = pool.Put(data)
 		}
 		pkt.DecRef()
 	}
@ -138,11 +148,8 @@ func (e *Endpoint) outboundLoop(ctx context.Context) {
 func (e *Endpoint) writePacket(pkt *stack.PacketBuffer) tcpip.Error {
 	defer pkt.DecRef()

-	size := pkt.Size()
-	views := pkt.Views()
-
-	vView := buffer.NewVectorisedView(size, views)
-	if _, err := e.rw.Write(vView.ToView()); err != nil {
+	buf := pkt.Buffer()
+	if _, err := e.rw.Write(buf.Flatten()); err != nil {
 		return &tcpip.ErrInvalidEndpointState{}
 	}
 	return nil
--- a/listener/tun/device/tun/driver/dll_windows.go
+++ b/listener/tun/device/tun/driver/dll_windows.go
@ -48,20 +48,20 @@ import (
 //go:linkname procWintunStartSession golang.zx2c4.com/wintun.procWintunStartSession

 var (
-	modwintun                         *lazyDLL
-	procWintunCreateAdapter           *lazyProc
-	procWintunOpenAdapter             *lazyProc
-	procWintunCloseAdapter            *lazyProc
-	procWintunDeleteDriver            *lazyProc
-	procWintunGetAdapterLUID          *lazyProc
-	procWintunGetRunningDriverVersion *lazyProc
-	procWintunAllocateSendPacket      *lazyProc
-	procWintunEndSession              *lazyProc
-	procWintunGetReadWaitEvent        *lazyProc
-	procWintunReceivePacket           *lazyProc
-	procWintunReleaseReceivePacket    *lazyProc
-	procWintunSendPacket              *lazyProc
-	procWintunStartSession            *lazyProc
+	modwintun                         = newLazyDLL("wintun.dll", setupLogger)
+	procWintunCreateAdapter           = modwintun.NewProc("WintunCreateAdapter")
+	procWintunOpenAdapter             = modwintun.NewProc("WintunOpenAdapter")
+	procWintunCloseAdapter            = modwintun.NewProc("WintunCloseAdapter")
+	procWintunDeleteDriver            = modwintun.NewProc("WintunDeleteDriver")
+	procWintunGetAdapterLUID          = modwintun.NewProc("WintunGetAdapterLUID")
+	procWintunGetRunningDriverVersion = modwintun.NewProc("WintunGetRunningDriverVersion")
+	procWintunAllocateSendPacket      = modwintun.NewProc("WintunAllocateSendPacket")
+	procWintunEndSession              = modwintun.NewProc("WintunEndSession")
+	procWintunGetReadWaitEvent        = modwintun.NewProc("WintunGetReadWaitEvent")
+	procWintunReceivePacket           = modwintun.NewProc("WintunReceivePacket")
+	procWintunReleaseReceivePacket    = modwintun.NewProc("WintunReleaseReceivePacket")
+	procWintunSendPacket              = modwintun.NewProc("WintunSendPacket")
+	procWintunStartSession            = modwintun.NewProc("WintunStartSession")
 )

 type loggerLevel int
@ -72,23 +72,6 @@ const (
 	logErr
 )

-func init() {
-	modwintun = newLazyDLL("wintun.dll", setupLogger)
-	procWintunCreateAdapter = modwintun.NewProc("WintunCreateAdapter")
-	procWintunOpenAdapter = modwintun.NewProc("WintunOpenAdapter")
-	procWintunCloseAdapter = modwintun.NewProc("WintunCloseAdapter")
-	procWintunDeleteDriver = modwintun.NewProc("WintunDeleteDriver")
-	procWintunGetAdapterLUID = modwintun.NewProc("WintunGetAdapterLUID")
-	procWintunGetRunningDriverVersion = modwintun.NewProc("WintunGetRunningDriverVersion")
-	procWintunAllocateSendPacket = modwintun.NewProc("WintunAllocateSendPacket")
-	procWintunEndSession = modwintun.NewProc("WintunEndSession")
-	procWintunGetReadWaitEvent = modwintun.NewProc("WintunGetReadWaitEvent")
-	procWintunReceivePacket = modwintun.NewProc("WintunReceivePacket")
-	procWintunReleaseReceivePacket = modwintun.NewProc("WintunReleaseReceivePacket")
-	procWintunSendPacket = modwintun.NewProc("WintunSendPacket")
-	procWintunStartSession = modwintun.NewProc("WintunStartSession")
-}
-
 func InitWintun() (err error) {
 	defer func() {
 		if r := recover(); r != nil {
--- a/listener/tun/device/tun/tun_wireguard.go
+++ b/listener/tun/device/tun/tun_wireguard.go
@ -87,7 +87,11 @@ func (t *TUN) Write(packet []byte) (int, error) {

 	packet = append(t.cache[:t.offset], packet...)

-	return t.nt.Write(packet, t.offset)
+	n, err := t.nt.Write(packet, t.offset)
+	if n < t.offset {
+		return 0, err
+	}
+	return n - t.offset, err
 }

 func (t *TUN) Close() error {
--- a/listener/tun/ipstack/gvisor/adapter/adapter.go
+++ b/listener/tun/ipstack/gvisor/adapter/adapter.go
@ -2,23 +2,15 @@ package adapter

 import (
 	"net"
-
-	"gvisor.dev/gvisor/pkg/tcpip/stack"
 )

 // TCPConn implements the net.Conn interface.
 type TCPConn interface {
 	net.Conn
-
-	// ID returns the transport endpoint id of TCPConn.
-	ID() *stack.TransportEndpointID
 }

 // UDPConn implements net.Conn and net.PacketConn.
 type UDPConn interface {
 	net.Conn
 	net.PacketConn
-
-	// ID returns the transport endpoint id of UDPConn.
-	ID() *stack.TransportEndpointID
 }
--- a/listener/tun/ipstack/gvisor/handler.go
+++ b/listener/tun/ipstack/gvisor/handler.go
@ -7,7 +7,6 @@ import (
 	"time"

 	"github.com/Dreamacro/clash/adapter/inbound"
-	"github.com/Dreamacro/clash/common/nnip"
 	"github.com/Dreamacro/clash/common/pool"
 	C "github.com/Dreamacro/clash/constant"
 	D "github.com/Dreamacro/clash/listener/tun/ipstack/commons"
@ -27,15 +26,7 @@ type gvHandler struct {
 }

 func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {
-	id := tunConn.ID()
-
-	rAddr := &net.UDPAddr{
-		IP:   net.IP(id.LocalAddress),
-		Port: int(id.LocalPort),
-		Zone: "",
-	}
-
-	rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
+	rAddrPort := tunConn.LocalAddr().(*net.TCPAddr).AddrPort()

 	if D.ShouldHijackDns(gh.dnsHijack, rAddrPort, "tcp") {
 		go func() {
@ -43,8 +34,8 @@ func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {

 			buf := pool.Get(pool.UDPBufferSize)
 			defer func() {
-				_ = pool.Put(buf)
 				_ = tunConn.Close()
+				_ = pool.Put(buf)
 			}()

 			for {
@ -78,26 +69,18 @@ func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {
 		return
 	}

-	gh.tcpIn <- inbound.NewSocket(socks5.ParseAddrToSocksAddr(rAddr), tunConn, C.TUN)
+	gh.tcpIn <- inbound.NewSocket(socks5.AddrFromStdAddrPort(rAddrPort), tunConn, C.TUN)
 }

 func (gh *gvHandler) HandleUDP(tunConn adapter.UDPConn) {
-	id := tunConn.ID()
-
-	rAddr := &net.UDPAddr{
-		IP:   net.IP(id.LocalAddress),
-		Port: int(id.LocalPort),
-		Zone: "",
-	}
-
-	rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), id.LocalPort)
+	rAddrPort := tunConn.LocalAddr().(*net.UDPAddr).AddrPort()

 	if rAddrPort.Addr() == gh.gateway {
 		_ = tunConn.Close()
 		return
 	}

-	target := socks5.ParseAddrToSocksAddr(rAddr)
+	target := socks5.AddrFromStdAddrPort(rAddrPort)

 	go func() {
 		for {
@ -109,22 +92,20 @@ func (gh *gvHandler) HandleUDP(tunConn adapter.UDPConn) {
 				break
 			}

-			payload := buf[:n]
-
 			if D.ShouldHijackDns(gh.dnsHijack, rAddrPort, "udp") {
 				go func() {
 					defer func() {
 						_ = pool.Put(buf)
 					}()

-					msg, err1 := D.RelayDnsPacket(payload)
+					msg, err1 := D.RelayDnsPacket(buf[:n])
 					if err1 != nil {
 						return
 					}

 					_, _ = tunConn.WriteTo(msg, addr)

-					log.Debugln("[TUN] hijack dns udp: %s", rAddr.String())
+					log.Debugln("[TUN] hijack dns udp: %s", rAddrPort.String())
 				}()

 				continue
@ -133,12 +114,14 @@ func (gh *gvHandler) HandleUDP(tunConn adapter.UDPConn) {
 			gvPacket := &packet{
 				pc:      tunConn,
 				rAddr:   addr,
-				payload: payload,
+				payload: buf,
+				offset:  n,
 			}

 			select {
 			case gh.udpIn <- inbound.NewPacket(target, gvPacket, C.TUN):
 			default:
+				gvPacket.Drop()
 			}
 		}
 	}()
--- a/listener/tun/ipstack/gvisor/tcp.go
+++ b/listener/tun/ipstack/gvisor/tcp.go
@ -70,7 +70,6 @@ func withTCPHandler(handle adapter.TCPHandleFunc) option.Option {

 			conn := &tcpConn{
 				TCPConn: gonet.NewTCPConn(&wq, ep),
-				id:      id,
 			}
 			handle(conn)
 		})
@ -113,9 +112,4 @@ func setSocketOptions(s *stack.Stack, ep tcpip.Endpoint) tcpip.Error {

 type tcpConn struct {
 	*gonet.TCPConn
-	id stack.TransportEndpointID
-}
-
-func (c *tcpConn) ID() *stack.TransportEndpointID {
-	return &c.id
 }
--- a/listener/tun/ipstack/gvisor/udp.go
+++ b/listener/tun/ipstack/gvisor/udp.go
@ -29,7 +29,6 @@ func withUDPHandler(handle adapter.UDPHandleFunc) option.Option {

 			conn := &udpConn{
 				UDPConn: gonet.NewUDPConn(s, &wq, ep),
-				id:      id,
 			}
 			handle(conn)
 		})
@ -40,21 +39,17 @@ func withUDPHandler(handle adapter.UDPHandleFunc) option.Option {

 type udpConn struct {
 	*gonet.UDPConn
-	id stack.TransportEndpointID
-}
-
-func (c *udpConn) ID() *stack.TransportEndpointID {
-	return &c.id
 }

 type packet struct {
 	pc      adapter.UDPConn
 	rAddr   net.Addr
 	payload []byte
+	offset  int
 }

 func (c *packet) Data() []byte {
-	return c.payload
+	return c.payload[:c.offset]
 }

 // WriteBack write UDP packet with source(ip, port) = `addr`
--- a/listener/tun/ipstack/system/mars/nat/nat.go
+++ b/listener/tun/ipstack/system/mars/nat/nat.go
@ -5,7 +5,6 @@ import (
 	"net"
 	"net/netip"

-	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/listener/tun/ipstack/system/mars/tcpip"
 )

@ -22,7 +21,7 @@ func Start(device io.ReadWriter, gateway, portal, broadcast netip.Addr) (*TCP, *
 	tab := newTable()
 	udp := &UDP{
 		device: device,
-		buf:    [pool.UDPBufferSize]byte{},
+		buf:    [0xffff]byte{},
 	}
 	tcp := &TCP{
 		listener: listener,
@ -38,7 +37,7 @@ func Start(device io.ReadWriter, gateway, portal, broadcast netip.Addr) (*TCP, *
 			_ = udp.Close()
 		}()

-		buf := make([]byte, pool.RelayBufferSize)
+		buf := make([]byte, 0xffff)

 		for {
 			n, err := device.Read(buf)
@ -152,7 +151,7 @@ func Start(device io.ReadWriter, gateway, portal, broadcast netip.Addr) (*TCP, *
 					continue
 				}

-				udp.handleUDPPacket(ip, u)
+				go udp.handleUDPPacket(ip, u)
 			case tcpip.ICMP:
 				i := tcpip.ICMPPacket(ip.Payload())

--- a/listener/tun/ipstack/system/mars/nat/table.go
+++ b/listener/tun/ipstack/system/mars/nat/table.go
@ -2,8 +2,11 @@ package nat

 import (
 	"net/netip"
+	"sync"

 	"github.com/Dreamacro/clash/common/generics/list"
+
+	"golang.org/x/exp/maps"
 )

 const (
@ -27,6 +30,7 @@ type table struct {
 	tuples    map[tuple]*list.Element[*binding]
 	ports     [portLength]*list.Element[*binding]
 	available *list.List[*binding]
+	mux       sync.Mutex
 }

 func (t *table) tupleOf(port uint16) tuple {
@ -43,10 +47,13 @@ func (t *table) tupleOf(port uint16) tuple {
 }

 func (t *table) portOf(tuple tuple) uint16 {
+	t.mux.Lock()
 	elm := t.tuples[tuple]
 	if elm == nil {
+		t.mux.Unlock()
 		return 0
 	}
+	t.mux.Unlock()

 	t.available.MoveToFront(elm)

@ -54,18 +61,40 @@ func (t *table) portOf(tuple tuple) uint16 {
 }

 func (t *table) newConn(tuple tuple) uint16 {
-	elm := t.available.Back()
+	t.mux.Lock()
+	elm := t.availableConn()
 	b := elm.Value
-
-	delete(t.tuples, b.tuple)
 	t.tuples[tuple] = elm
 	b.tuple = tuple
+	t.mux.Unlock()

 	t.available.MoveToFront(elm)

 	return portBegin + b.offset
 }

+func (t *table) availableConn() *list.Element[*binding] {
+	elm := t.available.Back()
+	offset := elm.Value.offset
+	_, ok := t.tuples[t.ports[offset].Value.tuple]
+	if !ok {
+		if offset != 0 && offset%portLength == 0 { // resize
+			tuples := make(map[tuple]*list.Element[*binding], portLength)
+			maps.Copy(tuples, t.tuples)
+			t.tuples = tuples
+		}
+		return elm
+	}
+	t.available.MoveToFront(elm)
+	return t.availableConn()
+}
+
+func (t *table) closeConn(tuple tuple) {
+	t.mux.Lock()
+	delete(t.tuples, tuple)
+	t.mux.Unlock()
+}
+
 func newTable() *table {
 	result := &table{
 		tuples:    make(map[tuple]*list.Element[*binding], portLength),
--- a/listener/tun/ipstack/system/mars/nat/tcp.go
+++ b/listener/tun/ipstack/system/mars/nat/tcp.go
@ -16,6 +16,8 @@ type conn struct {
 	net.Conn

 	tuple tuple
+
+	close func()
 }

 func (t *TCP) Accept() (net.Conn, error) {
@ -24,9 +26,9 @@ func (t *TCP) Accept() (net.Conn, error) {
 		return nil, err
 	}

-	addr := c.RemoteAddr().(*net.TCPAddr)
-	tup := t.table.tupleOf(uint16(addr.Port))
-	if !addr.IP.Equal(t.portal.AsSlice()) || tup == zeroTuple {
+	addr := c.RemoteAddr().(*net.TCPAddr).AddrPort()
+	tup := t.table.tupleOf(addr.Port())
+	if addr.Addr() != t.portal || tup == zeroTuple {
 		_ = c.Close()

 		return nil, net.InvalidAddrError("unknown remote addr")
@ -34,9 +36,14 @@ func (t *TCP) Accept() (net.Conn, error) {

 	addition(c)

+	_ = c.SetLinger(0)
+
 	return &conn{
 		Conn:  c,
 		tuple: tup,
+		close: func() {
+			t.table.closeConn(tup)
+		},
 	}, nil
 }

@ -52,16 +59,15 @@ func (t *TCP) SetDeadline(time time.Time) error {
 	return t.listener.SetDeadline(time)
 }

+func (c *conn) Close() error {
+	c.close()
+	return c.Conn.Close()
+}
+
 func (c *conn) LocalAddr() net.Addr {
-	return &net.TCPAddr{
-		IP:   c.tuple.SourceAddr.Addr().AsSlice(),
-		Port: int(c.tuple.SourceAddr.Port()),
-	}
+	return net.TCPAddrFromAddrPort(c.tuple.SourceAddr)
 }

 func (c *conn) RemoteAddr() net.Addr {
-	return &net.TCPAddr{
-		IP:   c.tuple.DestinationAddr.Addr().AsSlice(),
-		Port: int(c.tuple.DestinationAddr.Port()),
-	}
+	return net.TCPAddrFromAddrPort(c.tuple.DestinationAddr)
 }
--- a/listener/tun/ipstack/system/mars/nat/udp.go
+++ b/listener/tun/ipstack/system/mars/nat/udp.go
@ -7,8 +7,6 @@ import (
 	"net/netip"
 	"sync"

-	"github.com/Dreamacro/clash/common/nnip"
-	"github.com/Dreamacro/clash/common/pool"
 	"github.com/Dreamacro/clash/listener/tun/ipstack/system/mars/tcpip"
 )

@ -16,8 +14,8 @@ type call struct {
 	cond        *sync.Cond
 	buf         []byte
 	n           int
-	source      net.Addr
-	destination net.Addr
+	source      netip.AddrPort
+	destination netip.AddrPort
 }

 type UDP struct {
@ -26,10 +24,10 @@ type UDP struct {
 	queueLock sync.Mutex
 	queue     []*call
 	bufLock   sync.Mutex
-	buf       [pool.UDPBufferSize]byte
+	buf       [0xffff]byte
 }

-func (u *UDP) ReadFrom(buf []byte) (int, net.Addr, net.Addr, error) {
+func (u *UDP) ReadFrom(buf []byte) (int, netip.AddrPort, netip.AddrPort, error) {
 	u.queueLock.Lock()
 	defer u.queueLock.Unlock()

@ -38,8 +36,8 @@ func (u *UDP) ReadFrom(buf []byte) (int, net.Addr, net.Addr, error) {
 			cond:        sync.NewCond(&u.queueLock),
 			buf:         buf,
 			n:           -1,
-			source:      nil,
-			destination: nil,
+			source:      netip.AddrPort{},
+			destination: netip.AddrPort{},
 		}

 		u.queue = append(u.queue, c)
@ -51,10 +49,10 @@ func (u *UDP) ReadFrom(buf []byte) (int, net.Addr, net.Addr, error) {
 		}
 	}

-	return -1, nil, nil, net.ErrClosed
+	return -1, netip.AddrPort{}, netip.AddrPort{}, net.ErrClosed
 }

-func (u *UDP) WriteTo(buf []byte, local net.Addr, remote net.Addr) (int, error) {
+func (u *UDP) WriteTo(buf []byte, local netip.AddrPort, remote netip.AddrPort) (int, error) {
 	if u.closed {
 		return 0, net.ErrClosed
 	}
@ -66,16 +64,7 @@ func (u *UDP) WriteTo(buf []byte, local net.Addr, remote net.Addr) (int, error)
 		return 0, net.InvalidAddrError("invalid ip version")
 	}

-	srcAddr, srcOk := local.(*net.UDPAddr)
-	dstAddr, dstOk := remote.(*net.UDPAddr)
-	if !srcOk || !dstOk {
-		return 0, net.InvalidAddrError("invalid addr")
-	}
-
-	srcAddrPort := netip.AddrPortFrom(nnip.IpToAddr(srcAddr.IP), uint16(srcAddr.Port))
-	dstAddrPort := netip.AddrPortFrom(nnip.IpToAddr(dstAddr.IP), uint16(dstAddr.Port))
-
-	if !srcAddrPort.Addr().Is4() || !dstAddrPort.Addr().Is4() {
+	if !local.Addr().Is4() || !remote.Addr().Is4() {
 		return 0, net.InvalidAddrError("invalid ip version")
 	}

@ -89,13 +78,13 @@ func (u *UDP) WriteTo(buf []byte, local net.Addr, remote net.Addr) (int, error)
 	ip.SetFragmentOffset(0)
 	ip.SetTimeToLive(64)
 	ip.SetProtocol(tcpip.UDP)
-	ip.SetSourceIP(srcAddrPort.Addr())
-	ip.SetDestinationIP(dstAddrPort.Addr())
+	ip.SetSourceIP(local.Addr())
+	ip.SetDestinationIP(remote.Addr())

 	udp := tcpip.UDPPacket(ip.Payload())
 	udp.SetLength(tcpip.UDPHeaderSize + uint16(len(buf)))
-	udp.SetSourcePort(srcAddrPort.Port())
-	udp.SetDestinationPort(dstAddrPort.Port())
+	udp.SetSourcePort(local.Port())
+	udp.SetDestinationPort(remote.Port())
 	copy(udp.Payload(), buf)

 	ip.ResetChecksum()
@ -131,14 +120,8 @@ func (u *UDP) handleUDPPacket(ip tcpip.IP, pkt tcpip.UDPPacket) {
 	u.queueLock.Unlock()

 	if c != nil {
-		c.source = &net.UDPAddr{
-			IP:   ip.SourceIP().AsSlice(),
-			Port: int(pkt.SourcePort()),
-		}
-		c.destination = &net.UDPAddr{
-			IP:   ip.DestinationIP().AsSlice(),
-			Port: int(pkt.DestinationPort()),
-		}
+		c.source = netip.AddrPortFrom(ip.SourceIP(), pkt.SourcePort())
+		c.destination = netip.AddrPortFrom(ip.DestinationIP(), pkt.DestinationPort())
 		c.n = copy(c.buf, pkt.Payload())
 		c.cond.Signal()
 	}
--- a/listener/tun/ipstack/system/stack.go
+++ b/listener/tun/ipstack/system/stack.go
@ -81,26 +81,23 @@ func New(device device.Device, dnsHijack []C.DNSUrl, tunAddress netip.Prefix, tc
 				continue
 			}

-			lAddr := conn.LocalAddr().(*net.TCPAddr)
-			rAddr := conn.RemoteAddr().(*net.TCPAddr)
+			lAddr := conn.LocalAddr().(*net.TCPAddr).AddrPort()
+			rAddr := conn.RemoteAddr().(*net.TCPAddr).AddrPort()

-			lAddrPort := netip.AddrPortFrom(nnip.IpToAddr(lAddr.IP), uint16(lAddr.Port))
-			rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), uint16(rAddr.Port))
-
-			if rAddrPort.Addr().IsLoopback() {
+			if rAddr.Addr().IsLoopback() {
 				_ = conn.Close()

 				continue
 			}

-			if D.ShouldHijackDns(dnsAddr, rAddrPort, "tcp") {
+			if D.ShouldHijackDns(dnsAddr, rAddr, "tcp") {
 				go func() {
-					log.Debugln("[TUN] hijack dns tcp: %s", rAddrPort.String())
+					log.Debugln("[TUN] hijack dns tcp: %s", rAddr.String())

 					buf := pool.Get(pool.UDPBufferSize)
 					defer func() {
-						_ = pool.Put(buf)
 						_ = conn.Close()
+						_ = pool.Put(buf)
 					}()

 					for {
@ -137,10 +134,10 @@ func New(device device.Device, dnsHijack []C.DNSUrl, tunAddress netip.Prefix, tc
 			metadata := &C.Metadata{
 				NetWork:  C.TCP,
 				Type:     C.TUN,
-				SrcIP:    lAddrPort.Addr(),
-				DstIP:    rAddrPort.Addr(),
-				SrcPort:  strconv.Itoa(lAddr.Port),
-				DstPort:  strconv.Itoa(rAddr.Port),
+				SrcIP:    lAddr.Addr(),
+				DstIP:    rAddr.Addr(),
+				SrcPort:  strconv.FormatUint(uint64(lAddr.Port()), 10),
+				DstPort:  strconv.FormatUint(uint64(rAddr.Port()), 10),
 				AddrType: C.AtypIPv4,
 				Host:     "",
 			}
@ -159,56 +156,50 @@ func New(device device.Device, dnsHijack []C.DNSUrl, tunAddress netip.Prefix, tc
 		for !ipStack.closed {
 			buf := pool.Get(pool.UDPBufferSize)

-			n, lRAddr, rRAddr, err := stack.UDP().ReadFrom(buf)
+			n, lAddr, rAddr, err := stack.UDP().ReadFrom(buf)
 			if err != nil {
 				_ = pool.Put(buf)
 				break
 			}

-			raw := buf[:n]
-			lAddr := lRAddr.(*net.UDPAddr)
-			rAddr := rRAddr.(*net.UDPAddr)
-
-			rAddrPort := netip.AddrPortFrom(nnip.IpToAddr(rAddr.IP), uint16(rAddr.Port))
-
-			if rAddrPort.Addr().IsLoopback() || rAddrPort.Addr() == gateway {
+			if rAddr.Addr().IsLoopback() || rAddr.Addr() == gateway {
 				_ = pool.Put(buf)

 				continue
 			}

-			if D.ShouldHijackDns(dnsAddr, rAddrPort, "udp") {
+			if D.ShouldHijackDns(dnsAddr, rAddr, "udp") {
 				go func() {
-					msg, err := D.RelayDnsPacket(raw)
-					if err != nil {
+					defer func() {
 						_ = pool.Put(buf)
+					}()
+
+					msg, err := D.RelayDnsPacket(buf[:n])
+					if err != nil {
 						return
 					}

 					_, _ = stack.UDP().WriteTo(msg, rAddr, lAddr)

-					_ = pool.Put(buf)
-
-					log.Debugln("[TUN] hijack dns udp: %s", rAddrPort.String())
+					log.Debugln("[TUN] hijack dns udp: %s", rAddr.String())
 				}()

 				continue
 			}

 			pkt := &packet{
-				local: lAddr,
-				data:  raw,
+				local:  lAddr,
+				data:   buf,
+				offset: n,
 				writeBack: func(b []byte, addr net.Addr) (int, error) {
 					return stack.UDP().WriteTo(b, rAddr, lAddr)
 				},
-				drop: func() {
-					_ = pool.Put(buf)
-				},
 			}

 			select {
-			case udpIn <- inbound.NewPacket(socks5.ParseAddrToSocksAddr(rAddr), pkt, C.TUN):
+			case udpIn <- inbound.NewPacket(socks5.AddrFromStdAddrPort(rAddr), pkt, C.TUN):
 			default:
+				pkt.Drop()
 			}
 		}

--- a/listener/tun/ipstack/system/udp.go
+++ b/listener/tun/ipstack/system/udp.go
@ -1,16 +1,21 @@
 package system

-import "net"
+import (
+	"net"
+	"net/netip"
+
+	"github.com/Dreamacro/clash/common/pool"
+)

 type packet struct {
-	local     *net.UDPAddr
+	local     netip.AddrPort
 	data      []byte
+	offset    int
 	writeBack func(b []byte, addr net.Addr) (int, error)
-	drop      func()
 }

 func (pkt *packet) Data() []byte {
-	return pkt.data
+	return pkt.data[:pkt.offset]
 }

 func (pkt *packet) WriteBack(b []byte, addr net.Addr) (n int, err error) {
@ -18,9 +23,9 @@ func (pkt *packet) WriteBack(b []byte, addr net.Addr) (n int, err error) {
 }

 func (pkt *packet) Drop() {
-	pkt.drop()
+	_ = pool.Put(pkt.data)
 }

 func (pkt *packet) LocalAddr() net.Addr {
-	return pkt.local
+	return net.UDPAddrFromAddrPort(pkt.local)
 }
--- a/rule/geosite.go
+++ b/rule/geosite.go
@ -5,7 +5,6 @@ import (

 	"github.com/Dreamacro/clash/component/geodata"
 	"github.com/Dreamacro/clash/component/geodata/router"
-	_ "github.com/Dreamacro/clash/component/geodata/standard"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
 )
@ -47,12 +46,16 @@ func (gs *GEOSITE) GetDomainMatcher() *router.DomainMatcher {
 }

 func NewGEOSITE(country string, adapter string) (*GEOSITE, error) {
-	matcher, recordsCount, err := geodata.LoadGeoSiteMatcher(country)
+	matcher, recordsCount, err := geodata.LoadProviderByCode(country)
 	if err != nil {
 		return nil, fmt.Errorf("load GeoSite data error, %s", err.Error())
 	}

-	log.Infoln("Start initial GeoSite rule %s => %s, records: %d", country, adapter, recordsCount)
+	count := fmt.Sprintf("%d", recordsCount)
+	if recordsCount == 0 {
+		count = "from cache"
+	}
+	log.Infoln("Start initial GeoSite rule %s => %s, records: %s", country, adapter, count)

 	geoSite := &GEOSITE{
 		Base:    &Base{},
--- a/transport/socks5/socks5.go
+++ b/transport/socks5/socks5.go
@ -6,6 +6,7 @@ import (
 	"errors"
 	"io"
 	"net"
+	"net/netip"
 	"strconv"

 	"github.com/Dreamacro/clash/component/auth"
@ -398,6 +399,21 @@ func ParseAddrToSocksAddr(addr net.Addr) Addr {
 	return parsed
 }

+func AddrFromStdAddrPort(addrPort netip.AddrPort) Addr {
+	addr := addrPort.Addr()
+	if addr.Is4() {
+		ip4 := addr.As4()
+		return []byte{AtypIPv4, ip4[0], ip4[1], ip4[2], ip4[3], byte(addrPort.Port() >> 8), byte(addrPort.Port())}
+	}
+
+	buf := make([]byte, 1+net.IPv6len+2)
+	buf[0] = AtypIPv6
+	copy(buf[1:], addr.AsSlice())
+	buf[1+net.IPv6len] = byte(addrPort.Port() >> 8)
+	buf[1+net.IPv6len+1] = byte(addrPort.Port())
+	return buf
+}
+
 // DecodeUDPPacket split `packet` to addr payload, and this function is mutable with `packet`
 func DecodeUDPPacket(packet []byte) (addr Addr, payload []byte, err error) {
 	if len(packet) < 5 {
--- a/transport/ssr/obfs/http_simple.go
+++ b/transport/ssr/obfs/http_simple.go
@ -9,6 +9,7 @@ import (
 	"strconv"
 	"strings"

+	"github.com/Dreamacro/clash/common/convert"
 	"github.com/Dreamacro/clash/common/pool"
 )

@ -118,7 +119,7 @@ func (c *httpConn) Write(b []byte) (int, error) {
 		buf.WriteString(body + "\r\n\r\n")
 	} else {
 		buf.WriteString("User-Agent: ")
-		buf.WriteString(userAgent[rand.Intn(len(userAgent))])
+		buf.WriteString(convert.RandUserAgent())
 		buf.WriteString("\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nAccept-Language: en-US,en;q=0.8\r\nAccept-Encoding: gzip, deflate\r\n")
 		if c.post {
 			packBoundary(buf)
@ -150,256 +151,3 @@ func packBoundary(buf *bytes.Buffer) {
 	}
 	buf.WriteString("\r\n")
 }
-
-var userAgent = []string{
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.85 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 7.0; Moto C Build/NRD90M.059) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0.1; SM-G532M Build/MMB29T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.111 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 5.1.1; SM-J120M Build/LMY47X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 7.0; Moto G (5) Build/NPPS25.137-93-14) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 7.0; SM-G570M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 5.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0; CAM-L03 Build/HUAWEICAM-L03) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.76 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.117 Safari/537.36",
-	"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36",
-	"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.7 (KHTML, like Gecko) Chrome/7.0.517.44 Safari/534.7",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.75 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
-	"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
-	"Mozilla/5.0 (Linux; Android 8.0.0; FIG-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
-	"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.10 (KHTML, like Gecko) Chrome/8.0.552.237 Safari/534.10",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.90 Safari/537.36",
-	"Mozilla/5.0 (X11; U; Linux x86_64; en-US) AppleWebKit/533.2 (KHTML, like Gecko) Chrome/5.0.342.1 Safari/533.2",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.81 Safari/537.36",
-	"Mozilla/5.0 (X11; Datanyze; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.153 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 5.1.1; SM-J111M Build/LMY47V) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.120 Safari/537.36",
-	"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0.1; SM-J700M Build/MMB29K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.63 Safari/537.36",
-	"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Slackware/Chrome/12.0.742.100 Safari/534.30",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.86 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.116 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
-	"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.100 Safari/534.30",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 8.0.0; WAS-LX3 Build/HUAWEIWAS-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.57 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.101 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.1805 Safari/537.36 MVisionPlayer/1.0.0.0",
-	"Mozilla/5.0 (Linux; Android 7.0; TRT-LX3 Build/HUAWEITRT-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.89 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0; vivo 1610 Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.111 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 4.4.2; de-de; SAMSUNG GT-I9195 Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/1.5 Chrome/28.0.1500.94 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36",
-	"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 8.0.0; ANE-LX3 Build/HUAWEIANE-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
-	"Mozilla/5.0 (X11; U; Linux i586; en-US) AppleWebKit/533.2 (KHTML, like Gecko) Chrome/5.0.342.1 Safari/533.2",
-	"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.65 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 7.0; SM-G610M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0.1; SM-J500M Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/534.7 (KHTML, like Gecko) Chrome/7.0.517.44 Safari/534.7",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.104 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
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-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.131 Safari/537.36",
-	"Mozilla/5.0 (Linux; Android 6.0; vivo 1713 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
-	"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
-}
--- a/tunnel/connection.go
+++ b/tunnel/connection.go
@ -32,19 +32,21 @@ func handleUDPToRemote(packet C.UDPPacket, pc C.PacketConn, metadata *C.Metadata
 		return err
 	}
 	// reset timeout
-	pc.SetReadDeadline(time.Now().Add(udpTimeout))
+	_ = pc.SetReadDeadline(time.Now().Add(udpTimeout))

 	return nil
 }

 func handleUDPToLocal(packet C.UDPPacket, pc net.PacketConn, key string, fAddr net.Addr) {
 	buf := pool.Get(pool.UDPBufferSize)
-	defer pool.Put(buf)
-	defer natTable.Delete(key)
-	defer pc.Close()
+	defer func() {
+		_ = pc.Close()
+		natTable.Delete(key)
+		_ = pool.Put(buf)
+	}()

 	for {
-		pc.SetReadDeadline(time.Now().Add(udpTimeout))
+		_ = pc.SetReadDeadline(time.Now().Add(udpTimeout))
 		n, from, err := pc.ReadFrom(buf)
 		if err != nil {
 			return
Author	SHA1	Message	Date
yaling888	c0ea0cfd5d	Chore: update dependencies	2022-06-15 04:45:08 +08:00
yaling888	f700f4b6a3	Chore: upgrade gVisor	2022-06-15 04:35:06 +08:00
yaling888	f750bc96cb	Chore: code style	2022-06-15 04:29:19 +08:00
Dreamacro	0002064c07	Chore: add redir-host deprecated warnning	2022-06-15 00:32:31 +08:00
Dreamacro	9ef850a55b	Chore: update tproxy udp packet read logic	2022-06-14 00:45:43 +08:00
Dreamacro	37ed4a2b94	Fix: missing import	2022-06-14 00:45:43 +08:00
yaling888	26dd6343a1	Chore: typos	2022-06-08 08:20:14 +08:00
yaling888	c1821e28d3	Refactor: load geo domain matcher	2022-06-06 03:13:10 +08:00
yaling888	763929997b	Chore: code style	2022-06-06 02:37:10 +08:00