Try fix OnlineMap SIGSEGV and simplify code

2025-08-23 01:56:48 +08:00 · 2024-12-30 16:42:33 -05:00
48 changed files with 536 additions and 848 deletions
--- a/.github/workflows/hourly-prepare.yml
+++ b/.github/workflows/hourly-prepare.yml
@@ -1,64 +0,0 @@
-name: Timely assets update
-
-# NOTE: This Github Actions is required by other actions, for preparing other packaging assets in a 
-#       routine manner, for example: GeoIP/GeoSite.
-#       Currently updating:
-#       - Geodat (GeoIP/Geosite)
-
-on:
-  workflow_dispatch:
-  schedule:
-    # Update assets on every hour (xx:30)
-    - cron: '30 * * * *'
-  push:
-    # Prevent triggering update request storm
-    paths:
-      - ".github/workflows/hourly-prepare.yml"
-  pull_request:
-    # Prevent triggering update request storm
-    paths:
-      - ".github/workflows/hourly-prepare.yml"
-
-jobs:
-  geodat:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Restore Geodat Cache
-        uses: actions/cache/restore@v4
-        with:
-          path: resources
-          key: xray-geodat-
-
-      - name: Update Geodat
-        id: update
-        uses: nick-fields/retry@v3
-        with:
-          timeout_minutes: 60
-          retry_wait_seconds: 60
-          max_attempts: 60
-          command: |
-            [ -d 'resources' ] || mkdir resources
-            LIST=('geoip geoip geoip' 'domain-list-community dlc geosite')
-            for i in "${LIST[@]}"
-            do
-              INFO=($(echo $i | awk 'BEGIN{FS=" ";OFS=" "} {print $1,$2,$3}'))
-              FILE_NAME="${INFO[2]}.dat"
-              echo -e "Verifying HASH key..."
-              HASH="$(curl -sL "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat.sha256sum" | awk -F ' ' '{print $1}')"
-              if [ -s "./resources/${FILE_NAME}" ] && [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ]; then
-                  continue
-              else
-                  echo -e "Downloading https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat..."
-                  curl -L "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat" -o ./resources/${FILE_NAME}
-                  echo -e "Verifying HASH key..."
-                  [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ] || { echo -e "The HASH key of ${FILE_NAME} does not match cloud one."; exit 1; }
-                  echo "unhit=true" >> $GITHUB_OUTPUT
-              fi
-            done
-
-      - name: Save Geodat Cache
-        uses: actions/cache/save@v4
-        if: ${{ steps.update.outputs.unhit }}
-        with:
-          path: resources
-          key: xray-geodat-${{ github.sha }}-${{ github.run_number }}
--- a/.github/workflows/release-win7.yml
+++ b/.github/workflows/release-win7.yml
@@ -15,7 +15,51 @@ on:
    types: [opened, synchronize, reopened]

 jobs:
+  prepare:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Restore Cache
+        uses: actions/cache/restore@v4
+        with:
+          path: resources
+          key: xray-geodat-
+
+      - name: Update Geodat
+        id: update
+        uses: nick-fields/retry@v3
+        with:
+          timeout_minutes: 60
+          retry_wait_seconds: 60
+          max_attempts: 60
+          command: |
+            [ -d 'resources' ] || mkdir resources
+            LIST=('geoip geoip geoip' 'domain-list-community dlc geosite')
+            for i in "${LIST[@]}"
+            do
+              INFO=($(echo $i | awk 'BEGIN{FS=" ";OFS=" "} {print $1,$2,$3}'))
+              FILE_NAME="${INFO[2]}.dat"
+              echo -e "Verifying HASH key..."
+              HASH="$(curl -sL "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat.sha256sum" | awk -F ' ' '{print $1}')"
+              if [ -s "./resources/${FILE_NAME}" ] && [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ]; then
+                  continue
+              else
+                  echo -e "Downloading https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat..."
+                  curl -L "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat" -o ./resources/${FILE_NAME}
+                  echo -e "Verifying HASH key..."
+                  [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ] || { echo -e "The HASH key of ${FILE_NAME} does not match cloud one."; exit 1; }
+                  echo "unhit=true" >> $GITHUB_OUTPUT
+              fi
+            done
+
+      - name: Save Cache
+        uses: actions/cache/save@v4
+        if: ${{ steps.update.outputs.unhit }}
+        with:
+          path: resources
+          key: xray-geodat-${{ github.sha }}-${{ github.run_number }}
+
  build:
+    needs: prepare
    permissions:
      contents: write
    strategy:
@@ -68,7 +112,7 @@ jobs:
          make
          find . -maxdepth 1 -type f -regex './\(wxray\|xray\).exe' -exec mv {} ./build_assets/ \;

-      - name: Restore Geodat Cache
+      - name: Restore Cache
        uses: actions/cache/restore@v4
        with:
          path: resources
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,51 @@ on:
    types: [opened, synchronize, reopened]

 jobs:
+  prepare:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Restore Cache
+        uses: actions/cache/restore@v4
+        with:
+          path: resources
+          key: xray-geodat-
+
+      - name: Update Geodat
+        id: update
+        uses: nick-fields/retry@v3
+        with:
+          timeout_minutes: 60
+          retry_wait_seconds: 60
+          max_attempts: 60
+          command: |
+            [ -d 'resources' ] || mkdir resources
+            LIST=('geoip geoip geoip' 'domain-list-community dlc geosite')
+            for i in "${LIST[@]}"
+            do
+              INFO=($(echo $i | awk 'BEGIN{FS=" ";OFS=" "} {print $1,$2,$3}'))
+              FILE_NAME="${INFO[2]}.dat"
+              echo -e "Verifying HASH key..."
+              HASH="$(curl -sL "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat.sha256sum" | awk -F ' ' '{print $1}')"
+              if [ -s "./resources/${FILE_NAME}" ] && [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ]; then
+                  continue
+              else
+                  echo -e "Downloading https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat..."
+                  curl -L "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat" -o ./resources/${FILE_NAME}
+                  echo -e "Verifying HASH key..."
+                  [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ] || { echo -e "The HASH key of ${FILE_NAME} does not match cloud one."; exit 1; }
+                  echo "unhit=true" >> $GITHUB_OUTPUT
+              fi
+            done
+
+      - name: Save Cache
+        uses: actions/cache/save@v4
+        if: ${{ steps.update.outputs.unhit }}
+        with:
+          path: resources
+          key: xray-geodat-${{ github.sha }}-${{ github.run_number }}
+
  build:
+    needs: prepare
    permissions:
      contents: write
    strategy:
@@ -132,7 +176,7 @@ jobs:
          make
          find . -maxdepth 1 -type f -regex './\(wxray\|xray\|xray_softfloat\)\(\|.exe\)' -exec mv {} ./build_assets/ \;

-      - name: Restore Geodat Cache
+      - name: Restore Cache
        uses: actions/cache/restore@v4
        with:
          path: resources
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
        with:
          go-version-file: go.mod
          check-latest: true
-      - name: Restore Geodat Cache
+      - name: Restore Cache
        uses: actions/cache/restore@v4
        with:
          path: resources
--- a/README.md
+++ b/README.md
@@ -98,7 +98,6 @@
  - [Shadowrocket](https://apps.apple.com/app/shadowrocket/id932747118)
 - Xray Tools
  - [xray-knife](https://github.com/lilendian0x00/xray-knife)
-  - [xray-checker](https://github.com/kutovoys/xray-checker)
 - Xray Wrapper
  - [XTLS/libXray](https://github.com/XTLS/libXray)
  - [xtlsapi](https://github.com/hiddify/xtlsapi)
--- a/app/dns/nameserver.go
+++ b/app/dns/nameserver.go
@@ -43,12 +43,10 @@ func NewServer(ctx context.Context, dest net.Destination, dispatcher routing.Dis
 		}
 		switch {
 		case strings.EqualFold(u.String(), "localhost"):
-			return NewLocalNameServer(queryStrategy), nil
-		case strings.EqualFold(u.Scheme, "https"): // DNS-over-HTTPS Remote mode
-			return NewDoHNameServer(u, dispatcher, queryStrategy, false)
-		case strings.EqualFold(u.Scheme, "h2c"): // DNS-over-HTTPS h2c Remote mode
-			return NewDoHNameServer(u, dispatcher, queryStrategy, true)
-		case strings.EqualFold(u.Scheme, "https+local"): // DNS-over-HTTPS Local mode
+			return NewLocalNameServer(), nil
+		case strings.EqualFold(u.Scheme, "https"): // DOH Remote mode
+			return NewDoHNameServer(u, dispatcher, queryStrategy)
+		case strings.EqualFold(u.Scheme, "https+local"): // DOH Local mode
 			return NewDoHLocalNameServer(u, queryStrategy), nil
 		case strings.EqualFold(u.Scheme, "quic+local"): // DNS-over-QUIC Local mode
 			return NewQUICNameServer(u, queryStrategy)
--- a/app/dns/nameserver_doh.go
+++ b/app/dns/nameserver_doh.go
@@ -3,7 +3,6 @@ package dns
 import (
 	"bytes"
 	"context"
-	"crypto/tls"
 	"fmt"
 	"io"
 	"net/http"
@@ -24,7 +23,6 @@ import (
 	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/transport/internet"
 	"golang.org/x/net/dns/dnsmessage"
-	"golang.org/x/net/http2"
 )

 // DoHNameServer implemented DNS over HTTPS (RFC8484) Wire Format,
@@ -43,59 +41,49 @@ type DoHNameServer struct {
 }

 // NewDoHNameServer creates DOH server object for remote resolving.
-func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, queryStrategy QueryStrategy, h2c bool) (*DoHNameServer, error) {
-	url.Scheme = "https"
-	errors.LogInfo(context.Background(), "DNS: created Remote DNS-over-HTTPS client for ", url.String(), ", with h2c ", h2c)
+func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (*DoHNameServer, error) {
+	errors.LogInfo(context.Background(), "DNS: created Remote DOH client for ", url.String())
 	s := baseDOHNameServer(url, "DOH", queryStrategy)

 	s.dispatcher = dispatcher
-	dialContext := func(ctx context.Context, network, addr string) (net.Conn, error) {
-		dest, err := net.ParseDestination(network + ":" + addr)
-		if err != nil {
-			return nil, err
-		}
-		link, err := s.dispatcher.Dispatch(toDnsContext(ctx, s.dohURL), dest)
-		select {
-		case <-ctx.Done():
-			return nil, ctx.Err()
-		default:
+	tr := &http.Transport{
+		MaxIdleConns:        30,
+		IdleConnTimeout:     90 * time.Second,
+		TLSHandshakeTimeout: 30 * time.Second,
+		ForceAttemptHTTP2:   true,
+		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+			dest, err := net.ParseDestination(network + ":" + addr)
+			if err != nil {
+				return nil, err
+			}
+			link, err := s.dispatcher.Dispatch(toDnsContext(ctx, s.dohURL), dest)
+			select {
+			case <-ctx.Done():
+				return nil, ctx.Err()
+			default:

-		}
-		if err != nil {
-			return nil, err
-		}
+			}
+			if err != nil {
+				return nil, err
+			}

-		cc := common.ChainedClosable{}
-		if cw, ok := link.Writer.(common.Closable); ok {
-			cc = append(cc, cw)
-		}
-		if cr, ok := link.Reader.(common.Closable); ok {
-			cc = append(cc, cr)
-		}
-		return cnc.NewConnection(
-			cnc.ConnectionInputMulti(link.Writer),
-			cnc.ConnectionOutputMulti(link.Reader),
-			cnc.ConnectionOnClose(cc),
-		), nil
-	}
-
-	s.httpClient = &http.Client{
-		Timeout: time.Second * 180,
-		Transport: &http.Transport{
-			MaxIdleConns:        30,
-			IdleConnTimeout:     90 * time.Second,
-			TLSHandshakeTimeout: 30 * time.Second,
-			ForceAttemptHTTP2:   true,
-			DialContext:         dialContext,
+			cc := common.ChainedClosable{}
+			if cw, ok := link.Writer.(common.Closable); ok {
+				cc = append(cc, cw)
+			}
+			if cr, ok := link.Reader.(common.Closable); ok {
+				cc = append(cc, cr)
+			}
+			return cnc.NewConnection(
+				cnc.ConnectionInputMulti(link.Writer),
+				cnc.ConnectionOutputMulti(link.Reader),
+				cnc.ConnectionOnClose(cc),
+			), nil
 		},
 	}
-	if h2c {
-		s.httpClient.Transport = &http2.Transport{
-			IdleConnTimeout: 90 * time.Second,
-			DialTLSContext: func(ctx context.Context, network, addr string, cfg *tls.Config) (net.Conn, error) {
-				return dialContext(ctx, network, addr)
-			},
-		}
+	s.httpClient = &http.Client{
+		Timeout:   time.Second * 180,
+		Transport: tr,
 	}

 	return s, nil
@@ -130,7 +118,7 @@ func NewDoHLocalNameServer(url *url.URL, queryStrategy QueryStrategy) *DoHNameSe
 		Timeout:   time.Second * 180,
 		Transport: tr,
 	}
-	errors.LogInfo(context.Background(), "DNS: created Local DNS-over-HTTPS client for ", url.String())
+	errors.LogInfo(context.Background(), "DNS: created Local DOH client for ", url.String())
 	return s
 }

--- a/app/dns/nameserver_local.go
+++ b/app/dns/nameserver_local.go
@@ -14,19 +14,13 @@ import (

 // LocalNameServer is an wrapper over local DNS feature.
 type LocalNameServer struct {
-	client        *localdns.Client
-	queryStrategy QueryStrategy
+	client *localdns.Client
 }

 const errEmptyResponse = "No address associated with hostname"

 // QueryIP implements Server.
 func (s *LocalNameServer) QueryIP(ctx context.Context, domain string, _ net.IP, option dns.IPOption, _ bool) (ips []net.IP, err error) {
-	option = ResolveIpOptionOverride(s.queryStrategy, option)
-	if !option.IPv4Enable && !option.IPv6Enable {
-		return nil, dns.ErrEmptyResponse
-	}
-
 	start := time.Now()
 	ips, err = s.client.LookupIP(domain, option)

@@ -48,15 +42,14 @@ func (s *LocalNameServer) Name() string {
 }

 // NewLocalNameServer creates localdns server object for directly lookup in system DNS.
-func NewLocalNameServer(queryStrategy QueryStrategy) *LocalNameServer {
+func NewLocalNameServer() *LocalNameServer {
 	errors.LogInfo(context.Background(), "DNS: created localhost client")
 	return &LocalNameServer{
-		queryStrategy: queryStrategy,
-		client:        localdns.New(),
+		client: localdns.New(),
 	}
 }

 // NewLocalDNSClient creates localdns client object for directly lookup in system DNS.
 func NewLocalDNSClient() *Client {
-	return &Client{server: NewLocalNameServer(QueryStrategy_USE_IP)}
+	return &Client{server: NewLocalNameServer()}
 }
--- a/app/dns/nameserver_local_test.go
+++ b/app/dns/nameserver_local_test.go
@@ -12,7 +12,7 @@ import (
 )

 func TestLocalNameServer(t *testing.T) {
-	s := NewLocalNameServer(QueryStrategy_USE_IP)
+	s := NewLocalNameServer()
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
 	ips, err := s.QueryIP(ctx, "google.com", net.IP{}, dns.IPOption{
 		IPv4Enable: true,
--- a/app/dns/nameserver_quic.go
+++ b/app/dns/nameserver_quic.go
@@ -8,7 +8,7 @@ import (
 	"sync"
 	"time"

-	"github.com/quic-go/quic-go"
+	"github.com/xtls/quic-go"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/errors"
--- a/app/proxyman/inbound/worker.go
+++ b/app/proxyman/inbound/worker.go
@@ -2,7 +2,6 @@ package inbound

 import (
 	"context"
-	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -464,19 +463,9 @@ func (w *dsWorker) callback(conn stat.Connection) {
 			WriteCounter: w.downlinkCounter,
 		}
 	}
-	// For most of time, unix obviously have no source addr. But if we leave it empty, it will cause panic.
-	// So we use gateway as source for log.
-	// However, there are some special situations where a valid source address might be available.
-	// Such as the source address parsed from X-Forwarded-For in websocket.
-	// In that case, we keep it.
-	var source net.Destination
-	if !strings.Contains(conn.RemoteAddr().String(), "unix") {
-		source = net.DestinationFromAddr(conn.RemoteAddr())
-	} else {
-		source = net.UnixDestination(w.address)
-	}
 	ctx = session.ContextWithInbound(ctx, &session.Inbound{
-		Source:  source,
+		// Unix have no source addr, so we use gateway as source for log.
+		Source:  net.UnixDestination(w.address),
 		Gateway: net.UnixDestination(w.address),
 		Tag:     w.tag,
 		Conn:    conn,
--- a/app/stats/online_map.go
+++ b/app/stats/online_map.go
@@ -35,46 +35,37 @@ func (c *OnlineMap) List() []string {

 // AddIP implements stats.OnlineMap.
 func (c *OnlineMap) AddIP(ip string) {
-	list := c.ipList
-
 	if ip == "127.0.0.1" {
 		return
 	}
-	if _, ok := list[ip]; !ok {
-		c.access.Lock()
-		list[ip] = time.Now()
-		c.access.Unlock()
+
+	c.access.Lock()
+	defer c.access.Unlock()
+
+	if _, ok := c.ipList[ip]; !ok {
+		c.ipList[ip] = time.Now()
 	}
 	if time.Since(c.lastCleanup) > c.cleanupPeriod {
-		list = c.RemoveExpiredIPs(list)
+		now := time.Now()
+		for k, t := range c.ipList {
+			diff := now.Sub(t)
+			if diff.Seconds() > 20 {
+				delete(c.ipList, k) // safe to do delete in range
+			}
+		}
 		c.lastCleanup = time.Now()
 	}

-	c.value = len(list)
-	c.ipList = list
+	c.value = len(c.ipList)
 }

 func (c *OnlineMap) GetKeys() []string {
-	c.access.RLock()
-	defer c.access.RUnlock()
+	c.access.Lock()
+	defer c.access.Unlock()

 	keys := []string{}
 	for k := range c.ipList {
 		keys = append(keys, k)
 	}
 	return keys
-}
-
-func (c *OnlineMap) RemoveExpiredIPs(list map[string]time.Time) map[string]time.Time {
-	c.access.Lock()
-	defer c.access.Unlock()
-
-	now := time.Now()
-	for k, t := range list {
-		diff := now.Sub(t)
-		if diff.Seconds() > 20 {
-			delete(list, k)
-		}
-	}
-	return list
-}
+}
--- a/common/log/logger.go
+++ b/common/log/logger.go
@@ -146,7 +146,7 @@ func (w *fileLogWriter) Close() error {
 func CreateStdoutLogWriter() WriterCreator {
 	return func() Writer {
 		return &consoleLogWriter{
-			logger: log.New(os.Stdout, "", log.Ldate|log.Ltime|log.Lmicroseconds),
+			logger: log.New(os.Stdout, "", log.Ldate|log.Ltime),
 		}
 	}
 }
@@ -155,7 +155,7 @@ func CreateStdoutLogWriter() WriterCreator {
 func CreateStderrLogWriter() WriterCreator {
 	return func() Writer {
 		return &consoleLogWriter{
-			logger: log.New(os.Stderr, "", log.Ldate|log.Ltime|log.Lmicroseconds),
+			logger: log.New(os.Stderr, "", log.Ldate|log.Ltime),
 		}
 	}
 }
@@ -174,7 +174,7 @@ func CreateFileLogWriter(path string) (WriterCreator, error) {
 		}
 		return &fileLogWriter{
 			file:   file,
-			logger: log.New(file, "", log.Ldate|log.Ltime|log.Lmicroseconds),
+			logger: log.New(file, "", log.Ldate|log.Ltime),
 		}
 	}, nil
 }
--- a/common/protocol/quic/sniff.go
+++ b/common/protocol/quic/sniff.go
@@ -8,7 +8,7 @@ import (
 	"encoding/binary"
 	"io"

-	"github.com/quic-go/quic-go/quicvarint"
+	"github.com/xtls/quic-go/quicvarint"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/bytespool"
--- a/common/reflect/marshal.go
+++ b/common/reflect/marshal.go
@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"reflect"
+	"slices"
 	"strings"

 	cnet "github.com/xtls/xray-core/common/net"
@@ -31,9 +32,6 @@ func JSONMarshalWithoutEscape(t interface{}) ([]byte, error) {
 }

 func marshalTypedMessage(v *cserial.TypedMessage, ignoreNullValue bool, insertTypeInfo bool) interface{} {
-	if v == nil {
-		return nil
-	}
 	tmsg, err := v.GetInstance()
 	if err != nil {
 		return nil
@@ -58,9 +56,7 @@ func marshalSlice(v reflect.Value, ignoreNullValue bool, insertTypeInfo bool) in
 }

 func isNullValue(f reflect.StructField, rv reflect.Value) bool {
-	if rv.Kind() == reflect.Struct {
-		return false
-	} else if rv.Kind() == reflect.String && rv.Len() == 0 {
+	if rv.Kind() == reflect.String && rv.Len() == 0 {
 		return true
 	} else if !isValueKind(rv.Kind()) && rv.IsNil() {
 		return true
@@ -186,12 +182,6 @@ func marshalKnownType(v interface{}, ignoreNullValue bool, insertTypeInfo bool)
 	case *conf.PortList:
 		cpl := v.(*conf.PortList)
 		return serializePortList(cpl.Build())
-	case conf.Int32Range:
-		i32rng := v.(conf.Int32Range)
-		if i32rng.Left == i32rng.Right {
-			return i32rng.Left, true
-		}
-		return i32rng.String(), true
 	case cnet.Address:
 		if addr := v.(cnet.Address); addr != nil {
 			return addr.String(), true
@@ -202,29 +192,28 @@ func marshalKnownType(v interface{}, ignoreNullValue bool, insertTypeInfo bool)
 	}
 }

+var valueKinds = []reflect.Kind{
+	reflect.Bool,
+	reflect.Int,
+	reflect.Int8,
+	reflect.Int16,
+	reflect.Int32,
+	reflect.Int64,
+	reflect.Uint,
+	reflect.Uint8,
+	reflect.Uint16,
+	reflect.Uint32,
+	reflect.Uint64,
+	reflect.Uintptr,
+	reflect.Float32,
+	reflect.Float64,
+	reflect.Complex64,
+	reflect.Complex128,
+	reflect.String,
+}
+
 func isValueKind(kind reflect.Kind) bool {
-	switch kind {
-	case reflect.Bool,
-		reflect.Int,
-		reflect.Int8,
-		reflect.Int16,
-		reflect.Int32,
-		reflect.Int64,
-		reflect.Uint,
-		reflect.Uint8,
-		reflect.Uint16,
-		reflect.Uint32,
-		reflect.Uint64,
-		reflect.Uintptr,
-		reflect.Float32,
-		reflect.Float64,
-		reflect.Complex64,
-		reflect.Complex128,
-		reflect.String:
-		return true
-	default:
-		return false
-	}
+	return slices.Contains(valueKinds, kind)
 }

 func marshalInterface(v interface{}, ignoreNullValue bool, insertTypeInfo bool) interface{} {
--- a/common/reflect/marshal_test.go
+++ b/common/reflect/marshal_test.go
@@ -116,129 +116,98 @@ func TestMarshalConfigJson(t *testing.T) {
 		"system",
 		"inboundDownlink",
 		"outboundUplink",
-		"XHTTP_IN",
-		"\"host\": \"bing.com\"",
-		"scMaxEachPostBytes",
-		"\"from\": 100",
-		"\"to\": 1000",
-		"\"from\": 1000000",
-		"\"to\": 1000000",
 	}
 	for _, kw := range keywords {
 		if !strings.Contains(tc, kw) {
-			t.Log("config.json:", tc)
-			t.Error("keyword not found:", kw)
-			break
+			t.Error("marshaled config error")
 		}
 	}
 }

 func getConfig() string {
 	return `{
-  "log": {
-    "loglevel": "debug"
-  },
-  "stats": {},
-  "policy": {
-    "levels": {
-      "0": {
-        "statsUserUplink": true,
-        "statsUserDownlink": true
-      }
-    },
-    "system": {
-      "statsInboundUplink": true,
-      "statsInboundDownlink": true,
-      "statsOutboundUplink": true,
-      "statsOutboundDownlink": true
-    }
-  },
-  "inbounds": [
-    {
-      "tag": "agentin",
-      "protocol": "http",
-      "port": 18080,
-      "listen": "127.0.0.1",
-      "settings": {}
-    },
-    {
-      "listen": "127.0.0.1",
-      "port": 10085,
-      "protocol": "dokodemo-door",
-      "settings": {
-        "address": "127.0.0.1"
-      },
-      "tag": "api-in"
-    }
-  ],
-  "api": {
-    "tag": "api",
-    "services": [
-      "HandlerService",
-      "StatsService"
-    ]
-  },
-  "routing": {
-    "rules": [
-      {
-        "inboundTag": [
-          "api-in"
-        ],
-        "outboundTag": "api",
-        "type": "field"
-      }
-    ],
-    "domainStrategy": "AsIs"
-  },
-  "outbounds": [
-    {
-      "protocol": "vless",
-      "settings": {
-        "vnext": [
-          {
-            "address": "1.2.3.4",
-            "port": 1234,
-            "users": [
-              {
-                "id": "4784f9b8-a879-4fec-9718-ebddefa47750",
-                "encryption": "none"
-              }
-            ]
-          }
-        ]
-      },
-      "tag": "XHTTP_IN",
-      "streamSettings": {
-        "network": "xhttp",
-        "xhttpSettings": {
-          "host": "bing.com",
-          "path": "/xhttp_client_upload",
-          "mode": "auto",
-          "extra": {
-            "noSSEHeader": false,
-            "scMaxEachPostBytes": 1000000,
-            "scMaxBufferedPosts": 30,
-            "xPaddingBytes": "100-1000"
-          }
-        },
-        "sockopt": {
-          "tcpFastOpen": true,
-          "acceptProxyProtocol": false,
-          "tcpcongestion": "bbr",
-          "tcpMptcp": true
-        }
-      },
-      "sniffing": {
-        "enabled": true,
-        "destOverride": [
-          "http",
-          "tls",
-          "quic"
-        ],
-        "metadataOnly": false,
-        "routeOnly": true
-      }
-    }
-  ]
-}`
+		"log": {
+		  "loglevel": "debug"
+		},
+		"stats": {},
+		"policy": {
+		  "levels": {
+			"0": {
+			  "statsUserUplink": true,
+			  "statsUserDownlink": true
+			}
+		  },
+		  "system": {
+			"statsInboundUplink": true,
+			"statsInboundDownlink": true,
+			"statsOutboundUplink": true,
+			"statsOutboundDownlink": true
+		  }
+		},
+		"inbounds": [
+		  {
+			"tag": "agentin",
+			"protocol": "http",
+			"port": 8080,
+			"listen": "127.0.0.1",
+			"settings": {}
+		  },
+		  {
+			"listen": "127.0.0.1",
+			"port": 10085,
+			"protocol": "dokodemo-door",
+			"settings": {
+			  "address": "127.0.0.1"
+			},
+			"tag": "api-in"
+		  }
+		],
+		"api": {
+		  "tag": "api",
+		  "services": [
+			"HandlerService",
+			"StatsService"
+		  ]
+		},
+		"routing": {
+		  "rules": [
+			{
+			  "inboundTag": [
+				"api-in"
+			  ],
+			  "outboundTag": "api",
+			  "type": "field"
+			}
+		  ],
+		  "domainStrategy": "AsIs"
+		},
+		"outbounds": [
+		  {
+			"protocol": "vless",
+			"settings": {
+			  "vnext": [
+				{
+				  "address": "1.2.3.4",
+				  "port": 1234,
+				  "users": [
+					{
+					  "id": "4784f9b8-a879-4fec-9718-ebddefa47750",
+					  "encryption": "none"
+					}
+				  ]
+				}
+			  ]
+			},
+			"tag": "agentout",
+			"streamSettings": {
+			  "network": "ws",
+			  "security": "none",
+			  "wsSettings": {
+				"path": "/?ed=2048",
+				"host": "bing.com"
+			  }
+			}
+		  }
+		]
+	  }`
 }
--- a/core/core.go
+++ b/core/core.go
@@ -19,7 +19,7 @@ import (
 var (
 	Version_x byte = 25
 	Version_y byte = 1
-	Version_z byte = 30
+	Version_z byte = 1
 )

 var (
--- a/features/inbound/inbound.go
+++ b/features/inbound/inbound.go
@@ -25,7 +25,7 @@ type Handler interface {
 // xray:api:stable
 type Manager interface {
 	features.Feature
-	// GetHandler returns an InboundHandler for the given tag.
+	// GetHandlers returns an InboundHandler for the given tag.
 	GetHandler(ctx context.Context, tag string) (Handler, error)
 	// AddHandler adds the given handler into this Manager.
 	AddHandler(ctx context.Context, handler Handler) error
--- a/features/routing/context.go
+++ b/features/routing/context.go
@@ -11,7 +11,7 @@ type Context interface {
 	// GetInboundTag returns the tag of the inbound the connection was from.
 	GetInboundTag() string

-	// GetSourceIPs returns the source IPs bound to the connection.
+	// GetSourcesIPs returns the source IPs bound to the connection.
 	GetSourceIPs() []net.IP

 	// GetSourcePort returns the source port of the connection.
--- a/go.mod
+++ b/go.mod
@@ -9,10 +9,9 @@ require (
 	github.com/golang/mock v1.7.0-rc.1
 	github.com/google/go-cmp v0.6.0
 	github.com/gorilla/websocket v1.5.3
-	github.com/miekg/dns v1.1.63
+	github.com/miekg/dns v1.1.62
 	github.com/pelletier/go-toml v1.9.5
 	github.com/pires/go-proxyproto v0.8.0
-	github.com/quic-go/quic-go v0.49.0
 	github.com/refraction-networking/utls v1.6.7
 	github.com/sagernet/sing v0.5.1
 	github.com/sagernet/sing-shadowsocks v0.2.7
@@ -20,16 +19,17 @@ require (
 	github.com/stretchr/testify v1.10.0
 	github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e
 	github.com/vishvananda/netlink v1.3.0
+	github.com/xtls/quic-go v0.48.2
 	github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d
 	go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
-	golang.org/x/crypto v0.32.0
-	golang.org/x/net v0.34.0
+	golang.org/x/crypto v0.31.0
+	golang.org/x/net v0.33.0
 	golang.org/x/sync v0.10.0
-	golang.org/x/sys v0.29.0
+	golang.org/x/sys v0.28.0
 	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173
-	google.golang.org/grpc v1.70.0
-	google.golang.org/protobuf v1.36.4
-	gvisor.dev/gvisor v0.0.0-20240320123526-dc6abceb7ff0
+	google.golang.org/grpc v1.69.2
+	google.golang.org/protobuf v1.36.1
+	gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489
 	h12.io/socks v1.0.3
 	lukechampine.com/blake3 v1.3.0
 )
@@ -48,14 +48,14 @@ require (
 	github.com/quic-go/qpack v0.5.1 // indirect
 	github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 // indirect
 	github.com/vishvananda/netns v0.0.4 // indirect
-	go.uber.org/mock v0.5.0 // indirect
+	go.uber.org/mock v0.4.0 // indirect
 	golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc // indirect
-	golang.org/x/mod v0.21.0 // indirect
+	golang.org/x/mod v0.18.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
-	golang.org/x/time v0.7.0 // indirect
-	golang.org/x/tools v0.26.0 // indirect
+	golang.org/x/time v0.5.0 // indirect
+	golang.org/x/tools v0.22.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20241202173237-19429a94021a // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -38,8 +38,8 @@ github.com/klauspost/compress v1.17.8 h1:YcnTYrq7MikUT7k0Yb5eceMmALQPYBW/Xltxn0N
 github.com/klauspost/compress v1.17.8/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw=
 github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM=
 github.com/klauspost/cpuid/v2 v2.2.7/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
-github.com/miekg/dns v1.1.63 h1:8M5aAw6OMZfFXTT7K5V0Eu5YiiL8l7nUAkyN6C9YwaY=
-github.com/miekg/dns v1.1.63/go.mod h1:6NGHfjhpmr5lt3XPLuyfDJi5AXbNIPM9PY6H6sF1Nfs=
+github.com/miekg/dns v1.1.62 h1:cN8OuEF1/x5Rq6Np+h1epln8OiyPWV+lROx9LxcGgIQ=
+github.com/miekg/dns v1.1.62/go.mod h1:mvDlcItzm+br7MToIKqkglaGhlFMHJ9DTNNWONWXbNQ=
 github.com/onsi/ginkgo/v2 v2.19.0 h1:9Cnnf7UHo57Hy3k6/m5k3dRfGTMXGvxhHFvkDTCTpvA=
 github.com/onsi/ginkgo/v2 v2.19.0/go.mod h1:rlwLi9PilAFJ8jCg9UE1QP6VBpd6/xj3SRC0d6TU0To=
 github.com/onsi/gomega v1.33.1 h1:dsYjIxxSR755MDmKVsaFQTE22ChNBcuuTWgkUDSubOk=
@@ -54,8 +54,6 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/quic-go/qpack v0.5.1 h1:giqksBPnT/HDtZ6VhtFKgoLOWmlyo9Ei6u9PqzIMbhI=
 github.com/quic-go/qpack v0.5.1/go.mod h1:+PC4XFrEskIVkcLzpEkbLqq1uCoxPhQuvK5rH1ZgaEg=
-github.com/quic-go/quic-go v0.49.0 h1:w5iJHXwHxs1QxyBv1EHKuC50GX5to8mJAxvtnttJp94=
-github.com/quic-go/quic-go v0.49.0/go.mod h1:s2wDnmCdooUQBmQfpUSTCYBl1/D4FcqbULMMkASvR6s=
 github.com/refraction-networking/utls v1.6.7 h1:zVJ7sP1dJx/WtVuITug3qYUq034cDq9B2MR1K67ULZM=
 github.com/refraction-networking/utls v1.6.7/go.mod h1:BC3O4vQzye5hqpmDTWUqi4P5DDhzJfkV1tdqtawQIH0=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr8meMVVGxhp+QBTqY91tM8HjEuMjGg=
@@ -76,37 +74,39 @@ github.com/vishvananda/netlink v1.3.0 h1:X7l42GfcV4S6E4vHTsw48qbrV+9PVojNfIhZcwQ
 github.com/vishvananda/netlink v1.3.0/go.mod h1:i6NetklAujEcC6fK0JPjT8qSwWyO0HLn4UKG+hGqeJs=
 github.com/vishvananda/netns v0.0.4 h1:Oeaw1EM2JMxD51g9uhtC0D7erkIjgmj8+JZc26m1YX8=
 github.com/vishvananda/netns v0.0.4/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
+github.com/xtls/quic-go v0.48.2 h1:59Gs+E9qtc9s0uniXYDA649gNEZlMWcNpFLyp9jfkuE=
+github.com/xtls/quic-go v0.48.2/go.mod h1:rcyY5J0JT+1d5pa5Y+FbCsXM7Zu79jE87ZSFOBfiH7Q=
 github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d h1:+B97uD9uHLgAAulhigmys4BVwZZypzK7gPN3WtpgRJg=
 github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d/go.mod h1:dm4y/1QwzjGaK17ofi0Vs6NpKAHegZky8qk6J2JJZAE=
 github.com/yuin/goldmark v1.4.1/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
-go.opentelemetry.io/otel v1.32.0 h1:WnBN+Xjcteh0zdk01SVqV55d/m62NJLJdIyb4y/WO5U=
-go.opentelemetry.io/otel v1.32.0/go.mod h1:00DCVSB0RQcnzlwyTfqtxSm+DRr9hpYrHjNGiBHVQIg=
-go.opentelemetry.io/otel/metric v1.32.0 h1:xV2umtmNcThh2/a/aCP+h64Xx5wsj8qqnkYZktzNa0M=
-go.opentelemetry.io/otel/metric v1.32.0/go.mod h1:jH7CIbbK6SH2V2wE16W05BHCtIDzauciCRLoc/SyMv8=
-go.opentelemetry.io/otel/sdk v1.32.0 h1:RNxepc9vK59A8XsgZQouW8ue8Gkb4jpWtJm9ge5lEG4=
-go.opentelemetry.io/otel/sdk v1.32.0/go.mod h1:LqgegDBjKMmb2GC6/PrTnteJG39I8/vJCAP9LlJXEjU=
-go.opentelemetry.io/otel/sdk/metric v1.32.0 h1:rZvFnvmvawYb0alrYkjraqJq0Z4ZUJAiyYCU9snn1CU=
-go.opentelemetry.io/otel/sdk/metric v1.32.0/go.mod h1:PWeZlq0zt9YkYAp3gjKZ0eicRYvOh1Gd+X99x6GHpCQ=
-go.opentelemetry.io/otel/trace v1.32.0 h1:WIC9mYrXf8TmY/EXuULKc8hR17vE+Hjv2cssQDe03fM=
-go.opentelemetry.io/otel/trace v1.32.0/go.mod h1:+i4rkvCraA+tG6AzwloGaCtkx53Fa+L+V8e9a7YvhT8=
-go.uber.org/mock v0.5.0 h1:KAMbZvZPyBPWgD14IrIQ38QCyjwpvVVV6K/bHl1IwQU=
-go.uber.org/mock v0.5.0/go.mod h1:ge71pBPLYDk7QIi1LupWxdAykm7KIEFchiOqd6z7qMM=
+go.opentelemetry.io/otel v1.31.0 h1:NsJcKPIW0D0H3NgzPDHmo0WW6SptzPdqg/L1zsIm2hY=
+go.opentelemetry.io/otel v1.31.0/go.mod h1:O0C14Yl9FgkjqcCZAsE053C13OaddMYr/hz6clDkEJE=
+go.opentelemetry.io/otel/metric v1.31.0 h1:FSErL0ATQAmYHUIzSezZibnyVlft1ybhy4ozRPcF2fE=
+go.opentelemetry.io/otel/metric v1.31.0/go.mod h1:C3dEloVbLuYoX41KpmAhOqNriGbA+qqH6PQ5E5mUfnY=
+go.opentelemetry.io/otel/sdk v1.31.0 h1:xLY3abVHYZ5HSfOg3l2E5LUj2Cwva5Y7yGxnSW9H5Gk=
+go.opentelemetry.io/otel/sdk v1.31.0/go.mod h1:TfRbMdhvxIIr/B2N2LQW2S5v9m3gOQ/08KsbbO5BPT0=
+go.opentelemetry.io/otel/sdk/metric v1.31.0 h1:i9hxxLJF/9kkvfHppyLL55aW7iIJz4JjxTeYusH7zMc=
+go.opentelemetry.io/otel/sdk/metric v1.31.0/go.mod h1:CRInTMVvNhUKgSAMbKyTMxqOBC0zgyxzW55lZzX43Y8=
+go.opentelemetry.io/otel/trace v1.31.0 h1:ffjsj1aRouKewfr85U2aGagJ46+MvodynlQ1HYdmJys=
+go.opentelemetry.io/otel/trace v1.31.0/go.mod h1:TXZkRk7SM2ZQLtR6eoAWQFIHPvzQ06FJAsO1tJg480A=
+go.uber.org/mock v0.4.0 h1:VcM4ZOtdbR4f6VXfiOpwpVJDL6lCReaZ6mw31wqh7KU=
+go.uber.org/mock v0.4.0/go.mod h1:a6FSlNadKUHUa9IP5Vyt1zh4fC7uAwxMutEAscFbkZc=
 go4.org/netipx v0.0.0-20231129151722-fdeea329fbba h1:0b9z3AuHCjxk0x/opv64kcgZLBseWJUpBw5I82+2U4M=
 go4.org/netipx v0.0.0-20231129151722-fdeea329fbba/go.mod h1:PLyyIXexvUFg3Owu6p/WfdlivPbZJsZdgWZlrGope/Y=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
-golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
 golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc h1:O9NuF4s+E/PvMIy+9IUZB9znFwUIXEWSstNjek6VpVg=
 golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc/go.mod h1:XtvwrStGgqGPLc4cjQfWqZHG1YFdYs6swckp8vpsjnc=
 golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
-golang.org/x/mod v0.21.0 h1:vvrHzRwRfVKSiLrG+d4FMl/Qi4ukBCE6kZlTUkDYRT0=
-golang.org/x/mod v0.21.0/go.mod h1:6SkKJ3Xj0I0BrPOZoBy3bdMptDDU9oJrpohJ3eWZ1fY=
+golang.org/x/mod v0.18.0 h1:5+9lSbEzPSdWkH32vYPBwEpX8KwDbM52Ud9xBUvNlb0=
+golang.org/x/mod v0.18.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.34.0 h1:Mb7Mrk043xzHgnRM88suvJFwzVrRfHEHJEl5/71CKw0=
-golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=
+golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
+golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
 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 v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
@@ -119,21 +119,21 @@ golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
-golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 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 v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
 golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
-golang.org/x/time v0.7.0 h1:ntUhktv3OPE6TgYxXWv9vKvUSJyIFJlyohwbkEwPrKQ=
-golang.org/x/time v0.7.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
+golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.8/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
-golang.org/x/tools v0.26.0 h1:v/60pFQmzmT9ExmjDv2gGIfi3OqfKoEP6I5+umXlbnQ=
-golang.org/x/tools v0.26.0/go.mod h1:TPVVj70c7JJ3WCazhD8OdXcZg/og+b9+tH/KxylGwH0=
+golang.org/x/tools v0.22.0 h1:gqSGLZqv+AI9lIQzniJ0nZDRG5GBPsSi+DRNHWNz6yA=
+golang.org/x/tools v0.22.0/go.mod h1:aCwcsjqvq7Yqt6TNyX7QMU2enbQ/Gt0bo6krSeEri+c=
 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 v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -141,12 +141,12 @@ golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 h1:B82qJJgjvYKsXS9jeu
 golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
 golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173 h1:/jFs0duh4rdb8uIfPMv78iAJGcPKDeqAFnaLBropIC4=
 golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173/go.mod h1:tkCQ4FQXmpAgYVh++1cq16/dH4QJtmvpRv19DWGAHSA=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20241202173237-19429a94021a h1:hgh8P4EuoxpsuKMXX/To36nOFD7vixReXgn8lPGnt+o=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20241202173237-19429a94021a/go.mod h1:5uTbfoYQed2U9p3KIj2/Zzm02PYhndfdmML0qC3q3FU=
-google.golang.org/grpc v1.70.0 h1:pWFv03aZoHzlRKHWicjsZytKAiYCtNS0dHbXnIdq7jQ=
-google.golang.org/grpc v1.70.0/go.mod h1:ofIJqVKDXx/JiXrwr2IG4/zwdH9txy3IlF40RmcJSQw=
-google.golang.org/protobuf v1.36.4 h1:6A3ZDJHn/eNqc1i+IdefRzy/9PokBTPvcqMySR7NNIM=
-google.golang.org/protobuf v1.36.4/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53 h1:X58yt85/IXCx0Y3ZwN6sEIKZzQtDEYaBWrDvErdXrRE=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53/go.mod h1:GX3210XPVPUjJbTUbvwI8f2IpZDMZuPJWDzDuebbviI=
+google.golang.org/grpc v1.69.2 h1:U3S9QEtbXC0bYNvRtcoklF3xGtLViumSYxWykJS+7AU=
+google.golang.org/grpc v1.69.2/go.mod h1:vyjdE6jLBI76dgpDojsFGNaHlxdjXN9ghpnd2o7JGZ4=
+google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk=
+google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -156,8 +156,8 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/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 v0.0.0-20240320123526-dc6abceb7ff0 h1:P+U/06iIKPQ3DLcg+zBfSCia1luZ2msPZrJ8jYDFPs0=
-gvisor.dev/gvisor v0.0.0-20240320123526-dc6abceb7ff0/go.mod h1:NQHVAzMwvZ+Qe3ElSiHmq9RUm1MdNHpUZ52fiEqvn+0=
+gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489 h1:ze1vwAdliUAr68RQ5NtufWaXaOg8WUO2OACzEV+TNdE=
+gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489/go.mod h1:10sU+Uh5KKNv1+2x2A0Gvzt8FjD3ASIhorV3YsauXhk=
 h12.io/socks v1.0.3 h1:Ka3qaQewws4j4/eDQnOdpr4wXsC//dXtWvftlIcCQUo=
 h12.io/socks v1.0.3/go.mod h1:AIhxy1jOId/XCz9BO+EIgNL2rQiPTBNnOfnVnQ+3Eck=
 lukechampine.com/blake3 v1.3.0 h1:sJ3XhFINmHSrYCgl958hscfIa3bw8x4DqMP3u1YvoYE=
--- a/infra/conf/freedom.go
+++ b/infra/conf/freedom.go
@@ -2,7 +2,6 @@ package conf

 import (
 	"encoding/base64"
-	"encoding/hex"
 	"net"
 	"strings"

@@ -153,9 +152,8 @@ func (c *FreedomConfig) Build() (proto.Message, error) {
 func ParseNoise(noise *Noise) (*freedom.Noise, error) {
 	var err error
 	NConfig := new(freedom.Noise)
-	noise.Packet = strings.TrimSpace(noise.Packet)

-	switch noise.Type {
+	switch strings.ToLower(noise.Type) {
 	case "rand":
 		min, max, err := ParseRangeString(noise.Packet)
 		if err != nil {
@@ -168,25 +166,18 @@ func ParseNoise(noise *Noise) (*freedom.Noise, error) {
 		}

 	case "str":
-		// user input string
-		NConfig.Packet = []byte(noise.Packet)
-
-	case "hex":
-		// user input hex
-		NConfig.Packet, err = hex.DecodeString(noise.Packet)
-		if err != nil {
-			return nil, errors.New("Invalid hex string").Base(err)
-		}
+		//user input string
+		NConfig.StrNoise = []byte(strings.TrimSpace(noise.Packet))

 	case "base64":
-		// user input base64
-		NConfig.Packet, err = base64.RawURLEncoding.DecodeString(strings.NewReplacer("+", "-", "/", "_", "=", "").Replace(noise.Packet))
+		//user input base64
+		NConfig.StrNoise, err = base64.StdEncoding.DecodeString(strings.TrimSpace(noise.Packet))
 		if err != nil {
-			return nil, errors.New("Invalid base64 string").Base(err)
+			return nil, errors.New("Invalid base64 string")
 		}

 	default:
-		return nil, errors.New("Invalid packet, only rand/str/hex/base64 are supported")
+		return nil, errors.New("Invalid packet, only rand/str/base64 are supported")
 	}

 	if noise.Delay != nil {
--- a/infra/conf/transport_internet.go
+++ b/infra/conf/transport_internet.go
@@ -231,7 +231,6 @@ type SplitHTTPConfig struct {
 	ScMaxEachPostBytes   Int32Range        `json:"scMaxEachPostBytes"`
 	ScMinPostsIntervalMs Int32Range        `json:"scMinPostsIntervalMs"`
 	ScMaxBufferedPosts   int64             `json:"scMaxBufferedPosts"`
-	ScStreamUpServerSecs Int32Range        `json:"scStreamUpServerSecs"`
 	Xmux                 XmuxConfig        `json:"xmux"`
 	DownloadSettings     *StreamConfig     `json:"downloadSettings"`
 	Extra                json.RawMessage   `json:"extra"`
@@ -281,10 +280,6 @@ func (c *SplitHTTPConfig) Build() (proto.Message, error) {
 		}
 	}

-	if c.XPaddingBytes != (Int32Range{}) && (c.XPaddingBytes.From <= 0 || c.XPaddingBytes.To <= 0) {
-		return nil, errors.New("xPaddingBytes cannot be disabled")
-	}
-
 	if c.Xmux.MaxConnections.To > 0 && c.Xmux.MaxConcurrency.To > 0 {
 		return nil, errors.New("maxConnections cannot be specified together with maxConcurrency")
 	}
@@ -308,7 +303,6 @@ func (c *SplitHTTPConfig) Build() (proto.Message, error) {
 		ScMaxEachPostBytes:   newRangeConfig(c.ScMaxEachPostBytes),
 		ScMinPostsIntervalMs: newRangeConfig(c.ScMinPostsIntervalMs),
 		ScMaxBufferedPosts:   c.ScMaxBufferedPosts,
-		ScStreamUpServerSecs: newRangeConfig(c.ScStreamUpServerSecs),
 		Xmux: &splithttp.XmuxConfig{
 			MaxConcurrency:   newRangeConfig(c.Xmux.MaxConcurrency),
 			MaxConnections:   newRangeConfig(c.Xmux.MaxConnections),
@@ -410,7 +404,6 @@ type TLSConfig struct {
 	PinnedPeerCertificatePublicKeySha256 *[]string        `json:"pinnedPeerCertificatePublicKeySha256"`
 	CurvePreferences                     *StringList      `json:"curvePreferences"`
 	MasterKeyLog                         string           `json:"masterKeyLog"`
-	ServerNameToVerify                   string           `json:"serverNameToVerify"`
 }

 // Build implements Buildable.
@@ -469,10 +462,6 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 	}

 	config.MasterKeyLog = c.MasterKeyLog
-	config.ServerNameToVerify = c.ServerNameToVerify
-	if config.ServerNameToVerify != "" && config.Fingerprint == "unsafe" {
-		return nil, errors.New(`serverNameToVerify only works with uTLS for now`)
-	}

 	return config, nil
 }
--- a/proxy/freedom/config.pb.go
+++ b/proxy/freedom/config.pb.go
@@ -233,7 +233,7 @@ type Noise struct {
 	LengthMax uint64 `protobuf:"varint,2,opt,name=length_max,json=lengthMax,proto3" json:"length_max,omitempty"`
 	DelayMin  uint64 `protobuf:"varint,3,opt,name=delay_min,json=delayMin,proto3" json:"delay_min,omitempty"`
 	DelayMax  uint64 `protobuf:"varint,4,opt,name=delay_max,json=delayMax,proto3" json:"delay_max,omitempty"`
-	Packet    []byte `protobuf:"bytes,5,opt,name=packet,proto3" json:"packet,omitempty"`
+	StrNoise  []byte `protobuf:"bytes,5,opt,name=str_noise,json=strNoise,proto3" json:"str_noise,omitempty"`
 }

 func (x *Noise) Reset() {
@@ -294,9 +294,9 @@ func (x *Noise) GetDelayMax() uint64 {
 	return 0
 }

-func (x *Noise) GetPacket() []byte {
+func (x *Noise) GetStrNoise() []byte {
 	if x != nil {
-		return x.Packet
+		return x.StrNoise
 	}
 	return nil
 }
@@ -412,7 +412,7 @@ var file_proxy_freedom_config_proto_rawDesc = []byte{
 	0x6c, 0x5f, 0x6d, 0x69, 0x6e, 0x18, 0x05, 0x20, 0x01, 0x28, 0x04, 0x52, 0x0b, 0x69, 0x6e, 0x74,
 	0x65, 0x72, 0x76, 0x61, 0x6c, 0x4d, 0x69, 0x6e, 0x12, 0x21, 0x0a, 0x0c, 0x69, 0x6e, 0x74, 0x65,
 	0x72, 0x76, 0x61, 0x6c, 0x5f, 0x6d, 0x61, 0x78, 0x18, 0x06, 0x20, 0x01, 0x28, 0x04, 0x52, 0x0b,
-	0x69, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c, 0x4d, 0x61, 0x78, 0x22, 0x97, 0x01, 0x0a, 0x05,
+	0x69, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c, 0x4d, 0x61, 0x78, 0x22, 0x9c, 0x01, 0x0a, 0x05,
 	0x4e, 0x6f, 0x69, 0x73, 0x65, 0x12, 0x1d, 0x0a, 0x0a, 0x6c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x5f,
 	0x6d, 0x69, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28, 0x04, 0x52, 0x09, 0x6c, 0x65, 0x6e, 0x67, 0x74,
 	0x68, 0x4d, 0x69, 0x6e, 0x12, 0x1d, 0x0a, 0x0a, 0x6c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x5f, 0x6d,
@@ -420,49 +420,49 @@ var file_proxy_freedom_config_proto_rawDesc = []byte{
 	0x4d, 0x61, 0x78, 0x12, 0x1b, 0x0a, 0x09, 0x64, 0x65, 0x6c, 0x61, 0x79, 0x5f, 0x6d, 0x69, 0x6e,
 	0x18, 0x03, 0x20, 0x01, 0x28, 0x04, 0x52, 0x08, 0x64, 0x65, 0x6c, 0x61, 0x79, 0x4d, 0x69, 0x6e,
 	0x12, 0x1b, 0x0a, 0x09, 0x64, 0x65, 0x6c, 0x61, 0x79, 0x5f, 0x6d, 0x61, 0x78, 0x18, 0x04, 0x20,
-	0x01, 0x28, 0x04, 0x52, 0x08, 0x64, 0x65, 0x6c, 0x61, 0x79, 0x4d, 0x61, 0x78, 0x12, 0x16, 0x0a,
-	0x06, 0x70, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x06, 0x70,
-	0x61, 0x63, 0x6b, 0x65, 0x74, 0x22, 0x97, 0x04, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67,
-	0x12, 0x52, 0x0a, 0x0f, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x5f, 0x73, 0x74, 0x72, 0x61, 0x74,
-	0x65, 0x67, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x29, 0x2e, 0x78, 0x72, 0x61, 0x79,
-	0x2e, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x66, 0x72, 0x65, 0x65, 0x64, 0x6f, 0x6d, 0x2e, 0x43,
-	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x53, 0x74, 0x72, 0x61,
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-	0x28, 0x0b, 0x32, 0x27, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2e,
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+	0x01, 0x28, 0x04, 0x52, 0x08, 0x64, 0x65, 0x6c, 0x61, 0x79, 0x4d, 0x61, 0x78, 0x12, 0x1b, 0x0a,
+	0x09, 0x73, 0x74, 0x72, 0x5f, 0x6e, 0x6f, 0x69, 0x73, 0x65, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0c,
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+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/proxy/freedom/config.proto
+++ b/proxy/freedom/config.proto
@@ -25,7 +25,7 @@ message Noise {
  uint64 length_max = 2;
  uint64 delay_min = 3;
  uint64 delay_max = 4;
-  bytes packet = 5;
+  bytes str_noise = 5;
 }

 message Config {
--- a/proxy/freedom/freedom.go
+++ b/proxy/freedom/freedom.go
@@ -266,9 +266,6 @@ func isTLSConn(conn stat.Connection) bool {
 		if _, ok := conn.(*tls.Conn); ok {
 			return true
 		}
-		if _, ok := conn.(*tls.UConn); ok {
-			return true
-		}
 	}
 	return false
 }
@@ -410,8 +407,8 @@ func (w *NoisePacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
 		var err error
 		for _, n := range w.noises {
 			//User input string or base64 encoded string
-			if n.Packet != nil {
-				noise = n.Packet
+			if n.StrNoise != nil {
+				noise = n.StrNoise
 			} else {
 				//Random noise
 				noise, err = GenerateRandomBytes(randBetween(int64(n.LengthMin),
--- a/proxy/proxy.go
+++ b/proxy/proxy.go
@@ -110,8 +110,7 @@ type TrafficState struct {

 	// reader link state
 	WithinPaddingBuffers     bool
-	DownlinkReaderDirectCopy bool
-	UplinkReaderDirectCopy   bool
+	ReaderSwitchToDirectCopy bool
 	RemainingCommand         int32
 	RemainingContent         int32
 	RemainingPadding         int32
@@ -119,8 +118,7 @@ type TrafficState struct {

 	// write link state
 	IsPadding                bool
-	DownlinkWriterDirectCopy bool
-	UplinkWriterDirectCopy   bool
+	WriterSwitchToDirectCopy bool
 }

 func NewTrafficState(userUUID []byte) *TrafficState {
@@ -133,15 +131,13 @@ func NewTrafficState(userUUID []byte) *TrafficState {
 		Cipher:                   0,
 		RemainingServerHello:     -1,
 		WithinPaddingBuffers:     true,
-		DownlinkReaderDirectCopy: false,
-		UplinkReaderDirectCopy:   false,
+		ReaderSwitchToDirectCopy: false,
 		RemainingCommand:         -1,
 		RemainingContent:         -1,
 		RemainingPadding:         -1,
 		CurrentCommand:           0,
 		IsPadding:                true,
-		DownlinkWriterDirectCopy: false,
-		UplinkWriterDirectCopy:   false,
+		WriterSwitchToDirectCopy: false,
 	}
 }

@@ -151,15 +147,13 @@ type VisionReader struct {
 	buf.Reader
 	trafficState *TrafficState
 	ctx          context.Context
-	isUplink     bool
 }

-func NewVisionReader(reader buf.Reader, state *TrafficState, isUplink bool, context context.Context) *VisionReader {
+func NewVisionReader(reader buf.Reader, state *TrafficState, context context.Context) *VisionReader {
 	return &VisionReader{
 		Reader:       reader,
 		trafficState: state,
 		ctx:          context,
-		isUplink:     isUplink,
 	}
 }

@@ -181,11 +175,7 @@ func (w *VisionReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
 				w.trafficState.WithinPaddingBuffers = false
 			} else if w.trafficState.CurrentCommand == 2 {
 				w.trafficState.WithinPaddingBuffers = false
-				if w.isUplink {
-					w.trafficState.UplinkReaderDirectCopy = true
-				} else {
-					w.trafficState.DownlinkReaderDirectCopy = true
-				}
+				w.trafficState.ReaderSwitchToDirectCopy = true
 			} else {
 				errors.LogInfo(w.ctx, "XtlsRead unknown command ", w.trafficState.CurrentCommand, buffer.Len())
 			}
@@ -204,10 +194,9 @@ type VisionWriter struct {
 	trafficState      *TrafficState
 	ctx               context.Context
 	writeOnceUserUUID []byte
-	isUplink          bool
 }

-func NewVisionWriter(writer buf.Writer, state *TrafficState, isUplink bool, context context.Context) *VisionWriter {
+func NewVisionWriter(writer buf.Writer, state *TrafficState, context context.Context) *VisionWriter {
 	w := make([]byte, len(state.UserUUID))
 	copy(w, state.UserUUID)
 	return &VisionWriter{
@@ -215,7 +204,6 @@ func NewVisionWriter(writer buf.Writer, state *TrafficState, isUplink bool, cont
 		trafficState:      state,
 		ctx:               context,
 		writeOnceUserUUID: w,
-		isUplink:          isUplink,
 	}
 }

@@ -233,11 +221,7 @@ func (w *VisionWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
 		for i, b := range mb {
 			if w.trafficState.IsTLS && b.Len() >= 6 && bytes.Equal(TlsApplicationDataStart, b.BytesTo(3)) {
 				if w.trafficState.EnableXtls {
-					if w.isUplink {
-						w.trafficState.UplinkWriterDirectCopy = true
-					} else {
-						w.trafficState.DownlinkWriterDirectCopy = true
-					}
+					w.trafficState.WriterSwitchToDirectCopy = true
 				}
 				var command byte = CommandPaddingContinue
 				if i == len(mb)-1 {
--- a/proxy/socks/server.go
+++ b/proxy/socks/server.go
@@ -2,7 +2,6 @@ package socks

 import (
 	"context"
-	goerrors "errors"
 	"io"
 	"time"

@@ -79,13 +78,7 @@ func (s *Server) Process(ctx context.Context, network net.Network, conn stat.Con
 	switch network {
 	case net.Network_TCP:
 		firstbyte := make([]byte, 1)
-		if n, err := conn.Read(firstbyte); n == 0 {
-			if goerrors.Is(err, io.EOF) {
-				errors.LogInfo(ctx, "Connection closed immediately, likely health check connection")
-				return nil
-			}
-			return errors.New("failed to read from connection").Base(err)
-		}
+		conn.Read(firstbyte)
 		if firstbyte[0] != 5 && firstbyte[0] != 4 { // Check if it is Socks5/4/4a
 			errors.LogDebug(ctx, "Not Socks request, try to parse as HTTP request")
 			return s.httpServer.ProcessWithFirstbyte(ctx, network, conn, dispatcher, firstbyte...)
--- a/proxy/vless/encoding/addons.go
+++ b/proxy/vless/encoding/addons.go
@@ -61,13 +61,13 @@ func DecodeHeaderAddons(buffer *buf.Buffer, reader io.Reader) (*Addons, error) {
 }

 // EncodeBodyAddons returns a Writer that auto-encrypt content written by caller.
-func EncodeBodyAddons(writer io.Writer, request *protocol.RequestHeader, requestAddons *Addons, state *proxy.TrafficState, isUplink bool, context context.Context) buf.Writer {
+func EncodeBodyAddons(writer io.Writer, request *protocol.RequestHeader, requestAddons *Addons, state *proxy.TrafficState, context context.Context) buf.Writer {
 	if request.Command == protocol.RequestCommandUDP {
 		return NewMultiLengthPacketWriter(writer.(buf.Writer))
 	}
 	w := buf.NewWriter(writer)
 	if requestAddons.Flow == vless.XRV {
-		w = proxy.NewVisionWriter(w, state, isUplink, context)
+		w = proxy.NewVisionWriter(w, state, context)
 	}
 	return w
 }
--- a/proxy/vless/encoding/encoding.go
+++ b/proxy/vless/encoding/encoding.go
@@ -172,10 +172,10 @@ func DecodeResponseHeader(reader io.Reader, request *protocol.RequestHeader) (*A
 }

 // XtlsRead filter and read xtls protocol
-func XtlsRead(reader buf.Reader, writer buf.Writer, timer *signal.ActivityTimer, conn net.Conn, input *bytes.Reader, rawInput *bytes.Buffer, trafficState *proxy.TrafficState, ob *session.Outbound, isUplink bool, ctx context.Context) error {
+func XtlsRead(reader buf.Reader, writer buf.Writer, timer *signal.ActivityTimer, conn net.Conn, input *bytes.Reader, rawInput *bytes.Buffer, trafficState *proxy.TrafficState, ob *session.Outbound, ctx context.Context) error {
 	err := func() error {
 		for {
-			if isUplink && trafficState.UplinkReaderDirectCopy || !isUplink && trafficState.DownlinkReaderDirectCopy {
+			if trafficState.ReaderSwitchToDirectCopy {
 				var writerConn net.Conn
 				var inTimer *signal.ActivityTimer
 				if inbound := session.InboundFromContext(ctx); inbound != nil && inbound.Conn != nil {
@@ -193,7 +193,7 @@ func XtlsRead(reader buf.Reader, writer buf.Writer, timer *signal.ActivityTimer,
 			buffer, err := reader.ReadMultiBuffer()
 			if !buffer.IsEmpty() {
 				timer.Update()
-				if isUplink && trafficState.UplinkReaderDirectCopy || !isUplink && trafficState.DownlinkReaderDirectCopy {
+				if trafficState.ReaderSwitchToDirectCopy {
 					// XTLS Vision processes struct TLS Conn's input and rawInput
 					if inputBuffer, err := buf.ReadFrom(input); err == nil {
 						if !inputBuffer.IsEmpty() {
@@ -222,12 +222,12 @@ func XtlsRead(reader buf.Reader, writer buf.Writer, timer *signal.ActivityTimer,
 }

 // XtlsWrite filter and write xtls protocol
-func XtlsWrite(reader buf.Reader, writer buf.Writer, timer signal.ActivityUpdater, conn net.Conn, trafficState *proxy.TrafficState, ob *session.Outbound, isUplink bool, ctx context.Context) error {
+func XtlsWrite(reader buf.Reader, writer buf.Writer, timer signal.ActivityUpdater, conn net.Conn, trafficState *proxy.TrafficState, ob *session.Outbound, ctx context.Context) error {
 	err := func() error {
 		var ct stats.Counter
 		for {
 			buffer, err := reader.ReadMultiBuffer()
-			if isUplink && trafficState.UplinkWriterDirectCopy || !isUplink && trafficState.DownlinkWriterDirectCopy {
+			if trafficState.WriterSwitchToDirectCopy {
 				if inbound := session.InboundFromContext(ctx); inbound != nil {
 					if inbound.CanSpliceCopy == 2 {
 						inbound.CanSpliceCopy = 1
@@ -239,11 +239,7 @@ func XtlsWrite(reader buf.Reader, writer buf.Writer, timer signal.ActivityUpdate
 				rawConn, _, writerCounter := proxy.UnwrapRawConn(conn)
 				writer = buf.NewWriter(rawConn)
 				ct = writerCounter
-				if isUplink {
-					trafficState.UplinkWriterDirectCopy = false
-				} else {
-					trafficState.DownlinkWriterDirectCopy = false
-				}
+				trafficState.WriterSwitchToDirectCopy = false
 			}
 			if !buffer.IsEmpty() {
 				if ct != nil {
--- a/proxy/vless/inbound/inbound.go
+++ b/proxy/vless/inbound/inbound.go
@@ -538,8 +538,8 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection s

 		if requestAddons.Flow == vless.XRV {
 			ctx1 := session.ContextWithInbound(ctx, nil) // TODO enable splice
-			clientReader = proxy.NewVisionReader(clientReader, trafficState, true, ctx1)
-			err = encoding.XtlsRead(clientReader, serverWriter, timer, connection, input, rawInput, trafficState, nil, true, ctx1)
+			clientReader = proxy.NewVisionReader(clientReader, trafficState, ctx1)
+			err = encoding.XtlsRead(clientReader, serverWriter, timer, connection, input, rawInput, trafficState, nil, ctx1)
 		} else {
 			// from clientReader.ReadMultiBuffer to serverWriter.WriteMultiBuffer
 			err = buf.Copy(clientReader, serverWriter, buf.UpdateActivity(timer))
@@ -561,7 +561,7 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection s
 		}

 		// default: clientWriter := bufferWriter
-		clientWriter := encoding.EncodeBodyAddons(bufferWriter, request, requestAddons, trafficState, false, ctx)
+		clientWriter := encoding.EncodeBodyAddons(bufferWriter, request, requestAddons, trafficState, ctx)
 		multiBuffer, err1 := serverReader.ReadMultiBuffer()
 		if err1 != nil {
 			return err1 // ...
@@ -576,7 +576,7 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection s

 		var err error
 		if requestAddons.Flow == vless.XRV {
-			err = encoding.XtlsWrite(serverReader, clientWriter, timer, connection, trafficState, nil, false, ctx)
+			err = encoding.XtlsWrite(serverReader, clientWriter, timer, connection, trafficState, nil, ctx)
 		} else {
 			// from serverReader.ReadMultiBuffer to clientWriter.WriteMultiBuffer
 			err = buf.Copy(serverReader, clientWriter, buf.UpdateActivity(timer))
--- a/proxy/vless/outbound/outbound.go
+++ b/proxy/vless/outbound/outbound.go
@@ -194,7 +194,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 		}

 		// default: serverWriter := bufferWriter
-		serverWriter := encoding.EncodeBodyAddons(bufferWriter, request, requestAddons, trafficState, true, ctx)
+		serverWriter := encoding.EncodeBodyAddons(bufferWriter, request, requestAddons, trafficState, ctx)
 		if request.Command == protocol.RequestCommandMux && request.Port == 666 {
 			serverWriter = xudp.NewPacketWriter(serverWriter, target, xudp.GetGlobalID(ctx))
 		}
@@ -234,7 +234,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 				}
 			}
 			ctx1 := session.ContextWithInbound(ctx, nil) // TODO enable splice
-			err = encoding.XtlsWrite(clientReader, serverWriter, timer, conn, trafficState, ob, true, ctx1)
+			err = encoding.XtlsWrite(clientReader, serverWriter, timer, conn, trafficState, ob, ctx1)
 		} else {
 			// from clientReader.ReadMultiBuffer to serverWriter.WriteMultiBuffer
 			err = buf.Copy(clientReader, serverWriter, buf.UpdateActivity(timer))
@@ -261,7 +261,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 		// default: serverReader := buf.NewReader(conn)
 		serverReader := encoding.DecodeBodyAddons(conn, request, responseAddons)
 		if requestAddons.Flow == vless.XRV {
-			serverReader = proxy.NewVisionReader(serverReader, trafficState, false, ctx)
+			serverReader = proxy.NewVisionReader(serverReader, trafficState, ctx)
 		}
 		if request.Command == protocol.RequestCommandMux && request.Port == 666 {
 			if requestAddons.Flow == vless.XRV {
@@ -272,7 +272,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 		}

 		if requestAddons.Flow == vless.XRV {
-			err = encoding.XtlsRead(serverReader, clientWriter, timer, conn, input, rawInput, trafficState, ob, false, ctx)
+			err = encoding.XtlsRead(serverReader, clientWriter, timer, conn, input, rawInput, trafficState, ob, ctx)
 		} else {
 			// from serverReader.ReadMultiBuffer to clientWriter.WriteMultiBuffer
 			err = buf.Copy(serverReader, clientWriter, buf.UpdateActivity(timer))
--- a/proxy/wireguard/gvisortun/tun.go
+++ b/proxy/wireguard/gvisortun/tun.go
@@ -157,7 +157,7 @@ func (tun *netTun) Write(buf [][]byte, offset int) (int, error) {
 // WriteNotify implements channel.Notification
 func (tun *netTun) WriteNotify() {
 	pkt := tun.ep.Read()
-	if pkt == nil {
+	if pkt.IsNil() {
 		return
 	}

--- a/proxy/wireguard/tun.go
+++ b/proxy/wireguard/tun.go
@@ -194,7 +194,7 @@ func createGVisorTun(localAddresses []netip.Addr, mtu int, handler promiscuousMo
 					Timeout: 15 * time.Second,
 				})

-				handler(xnet.UDPDestination(xnet.IPAddress(id.LocalAddress.AsSlice()), xnet.Port(id.LocalPort)), gonet.NewUDPConn(&wq, ep))
+				handler(xnet.UDPDestination(xnet.IPAddress(id.LocalAddress.AsSlice()), xnet.Port(id.LocalPort)), gonet.NewUDPConn(stack, &wq, ep))
 			}(r)
 		})
 		stack.SetTransportProtocolHandler(udp.ProtocolNumber, udpForwarder.HandlePacket)
--- a/transport/internet/browser_dialer/dialer.go
+++ b/transport/internet/browser_dialer/dialer.go
@@ -5,7 +5,6 @@ import (
 	"context"
 	_ "embed"
 	"encoding/base64"
-	"encoding/json"
 	"net/http"
 	"time"

@@ -18,12 +17,6 @@ import (
 //go:embed dialer.html
 var webpage []byte

-type task struct {
-	Method string `json:"method"`
-	URL    string `json:"url"`
-	Extra  any    `json:"extra,omitempty"`
-}
-
 var conns chan *websocket.Conn

 var upgrader = &websocket.Upgrader{
@@ -62,69 +55,23 @@ func HasBrowserDialer() bool {
 	return conns != nil
 }

-type webSocketExtra struct {
-	Protocol string `json:"protocol,omitempty"`
-}
-
 func DialWS(uri string, ed []byte) (*websocket.Conn, error) {
-	task := task{
-		Method: "WS",
-		URL:    uri,
-	}
-
+	data := []byte("WS " + uri)
 	if ed != nil {
-		task.Extra = webSocketExtra{
-			Protocol: base64.RawURLEncoding.EncodeToString(ed),
-		}
+		data = append(data, " "+base64.RawURLEncoding.EncodeToString(ed)...)
 	}

-	return dialTask(task)
+	return dialRaw(data)
 }

-type httpExtra struct {
-	Referrer string            `json:"referrer,omitempty"`
-	Headers  map[string]string `json:"headers,omitempty"`
+func DialGet(uri string) (*websocket.Conn, error) {
+	data := []byte("GET " + uri)
+	return dialRaw(data)
 }

-func httpExtraFromHeaders(headers http.Header) *httpExtra {
-	if len(headers) == 0 {
-		return nil
-	}
-
-	extra := httpExtra{}
-	if referrer := headers.Get("Referer"); referrer != "" {
-		extra.Referrer = referrer
-		headers.Del("Referer")
-	}
-
-	if len(headers) > 0 {
-		extra.Headers = make(map[string]string)
-		for header := range headers {
-			extra.Headers[header] = headers.Get(header)
-		}
-	}
-
-	return &extra
-}
-
-func DialGet(uri string, headers http.Header) (*websocket.Conn, error) {
-	task := task{
-		Method: "GET",
-		URL:    uri,
-		Extra:  httpExtraFromHeaders(headers),
-	}
-
-	return dialTask(task)
-}
-
-func DialPost(uri string, headers http.Header, payload []byte) error {
-	task := task{
-		Method: "POST",
-		URL:    uri,
-		Extra:  httpExtraFromHeaders(headers),
-	}
-
-	conn, err := dialTask(task)
+func DialPost(uri string, payload []byte) error {
+	data := []byte("POST " + uri)
+	conn, err := dialRaw(data)
 	if err != nil {
 		return err
 	}
@@ -143,12 +90,7 @@ func DialPost(uri string, headers http.Header, payload []byte) error {
 	return nil
 }

-func dialTask(task task) (*websocket.Conn, error) {
-	data, err := json.Marshal(task)
-	if err != nil {
-		return nil, err
-	}
-
+func dialRaw(data []byte) (*websocket.Conn, error) {
 	var conn *websocket.Conn
 	for {
 		conn = <-conns
@@ -158,7 +100,7 @@ func dialTask(task task) (*websocket.Conn, error) {
 			break
 		}
 	}
-	err = CheckOK(conn)
+	err := CheckOK(conn)
 	if err != nil {
 		return nil, err
 	}
--- a/transport/internet/browser_dialer/dialer.html
+++ b/transport/internet/browser_dialer/dialer.html
@@ -14,28 +14,10 @@
 		let upstreamGetCount = 0;
 		let upstreamWsCount = 0;
 		let upstreamPostCount = 0;
-
-		function prepareRequestInit(extra) {
-			const requestInit = {};
-			if (extra.referrer) {
-				// note: we have to strip the protocol and host part.
-				// Browsers disallow that, and will reset the value to current page if attempted.
-				const referrer = URL.parse(extra.referrer);
-				requestInit.referrer = referrer.pathname + referrer.search + referrer.hash;
-				requestInit.referrerPolicy = "unsafe-url";
-			}
-
-			if (extra.headers) {
-				requestInit.headers = extra.headers;
-			}
-
-			return requestInit;
-		}
-
 		let check = function () {
 			if (clientIdleCount > 0) {
 				return;
-			}
+			};
 			clientIdleCount += 1;
 			console.log("Prepare", url);
 			let ws = new WebSocket(url);
@@ -47,12 +29,12 @@
 			// double-checking that this continues to work
 			ws.onmessage = function (event) {
 				clientIdleCount -= 1;
-				let task = JSON.parse(event.data);
-				switch (task.method) {
+				let [method, url, protocol] = event.data.split(" ");
+				switch (method) {
 					case "WS": {
 						upstreamWsCount += 1;
-						console.log("Dial WS", task.url, task.extra.protocol);
-						const wss = new WebSocket(task.url, task.extra.protocol);
+						console.log("Dial WS", url, protocol);
+						const wss = new WebSocket(url, protocol);
 						wss.binaryType = "arraybuffer";
 						let opened = false;
 						ws.onmessage = function (event) {
@@ -78,12 +60,10 @@
 							wss.close()
 						};
 						break;
-					}
+					};
 					case "GET": {
 						(async () => {
-							const requestInit = prepareRequestInit(task.extra);
-
-							console.log("Dial GET", task.url);
+							console.log("Dial GET", url);
 							ws.send("ok");
 							const controller = new AbortController();

@@ -103,62 +83,58 @@
 							ws.onclose = (event) => {
 								try {
 									reader && reader.cancel();
-								} catch(e) {}
+								} catch(e) {};

 								try {
 									controller.abort();
-								} catch(e) {}
+								} catch(e) {};
 							};

 							try {
 								upstreamGetCount += 1;
-
-								requestInit.signal = controller.signal;
-								const response = await fetch(task.url, requestInit);
+								const response = await fetch(url, {signal: controller.signal});

 								const body = await response.body;
 								reader = body.getReader();

 								while (true) {
 									const { done, value } = await reader.read();
-									if (value) ws.send(value);  // don't send back "undefined" string when received nothing
+									ws.send(value);
 									if (done) break;
-								}
+								};
 							} finally {
 								upstreamGetCount -= 1;
 								console.log("Dial GET DONE, remaining: ", upstreamGetCount);
 								ws.close();
-							}
+							};
 						})();
 						break;
-					}
+					};
 					case "POST": {
 						upstreamPostCount += 1;
-
-						const requestInit = prepareRequestInit(task.extra);
-						requestInit.method = "POST";
-
-						console.log("Dial POST", task.url);
+						console.log("Dial POST", url);
 						ws.send("ok");
 						ws.onmessage = async (event) => {
 							try {
-								requestInit.body = event.data;
-								const response = await fetch(task.url, requestInit);
+								const response = await fetch(
+									url,
+									{method: "POST", body: event.data}
+								);
 								if (response.ok) {
 									ws.send("ok");
 								} else {
 									console.error("bad status code");
 									ws.send("fail");
-								}
+								};
 							} finally {
 								upstreamPostCount -= 1;
 								console.log("Dial POST DONE, remaining: ", upstreamPostCount);
 								ws.close();
-							}
+							};
 						};
 						break;
-					}
-				}
+					};
+				};

 				check();
 			};
--- a/transport/internet/splithttp/browser_client.go
+++ b/transport/internet/splithttp/browser_client.go
@@ -5,15 +5,13 @@ import (
 	"io"
 	gonet "net"

-	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/transport/internet/browser_dialer"
 	"github.com/xtls/xray-core/transport/internet/websocket"
 )

-// BrowserDialerClient implements splithttp.DialerClient in terms of browser dialer
-type BrowserDialerClient struct {
-	transportConfig *Config
-}
+// implements splithttp.DialerClient in terms of browser dialer
+// has no fields because everything is global state :O)
+type BrowserDialerClient struct{}

 func (c *BrowserDialerClient) IsClosed() bool {
 	panic("not implemented yet")
@@ -21,10 +19,10 @@ func (c *BrowserDialerClient) IsClosed() bool {

 func (c *BrowserDialerClient) OpenStream(ctx context.Context, url string, body io.Reader, uploadOnly bool) (io.ReadCloser, gonet.Addr, gonet.Addr, error) {
 	if body != nil {
-		return nil, nil, nil, errors.New("bidirectional streaming for browser dialer not implemented yet")
+		panic("not implemented yet")
 	}

-	conn, err := browser_dialer.DialGet(url, c.transportConfig.GetRequestHeader(url))
+	conn, err := browser_dialer.DialGet(url)
 	dummyAddr := &gonet.IPAddr{}
 	if err != nil {
 		return nil, dummyAddr, dummyAddr, err
@@ -39,7 +37,7 @@ func (c *BrowserDialerClient) PostPacket(ctx context.Context, url string, body i
 		return err
 	}

-	err = browser_dialer.DialPost(url, c.transportConfig.GetRequestHeader(url), bytes)
+	err = browser_dialer.DialPost(url, bytes)
 	if err != nil {
 		return err
 	}
--- a/transport/internet/splithttp/client.go
+++ b/transport/internet/splithttp/client.go
@@ -55,12 +55,12 @@ func (c *DefaultDialerClient) OpenStream(ctx context.Context, url string, body i
 		},
 	})

-	method := "GET" // stream-down
+	method := "GET"
 	if body != nil {
-		method = "POST" // stream-up/one
+		method = "POST"
 	}
-	req, _ := http.NewRequestWithContext(context.WithoutCancel(ctx), method, url, body)
-	req.Header = c.transportConfig.GetRequestHeader(url)
+	req, _ := http.NewRequestWithContext(ctx, method, url, body)
+	req.Header = c.transportConfig.GetRequestHeader()
 	if method == "POST" && !c.transportConfig.NoGRPCHeader {
 		req.Header.Set("Content-Type", "application/grpc")
 	}
@@ -69,20 +69,17 @@ func (c *DefaultDialerClient) OpenStream(ctx context.Context, url string, body i
 	go func() {
 		resp, err := c.client.Do(req)
 		if err != nil {
-			if !uploadOnly { // stream-down is enough
-				c.closed = true
-				errors.LogInfoInner(ctx, err, "failed to "+method+" "+url)
-			}
+			errors.LogInfoInner(ctx, err, "failed to "+method+" "+url)
 			gotConn.Close()
 			wrc.Close()
 			return
 		}
 		if resp.StatusCode != 200 && !uploadOnly {
+			// c.closed = true
 			errors.LogInfo(ctx, "unexpected status ", resp.StatusCode)
 		}
-		if resp.StatusCode != 200 || uploadOnly { // stream-up
-			io.Copy(io.Discard, resp.Body)
-			resp.Body.Close() // if it is called immediately, the upload will be interrupted also
+		if resp.StatusCode != 200 || uploadOnly {
+			resp.Body.Close()
 			wrc.Close()
 			return
 		}
@@ -94,24 +91,23 @@ func (c *DefaultDialerClient) OpenStream(ctx context.Context, url string, body i
 }

 func (c *DefaultDialerClient) PostPacket(ctx context.Context, url string, body io.Reader, contentLength int64) error {
-	req, err := http.NewRequestWithContext(context.WithoutCancel(ctx), "POST", url, body)
+	req, err := http.NewRequestWithContext(ctx, "POST", url, body)
 	if err != nil {
 		return err
 	}
 	req.ContentLength = contentLength
-	req.Header = c.transportConfig.GetRequestHeader(url)
+	req.Header = c.transportConfig.GetRequestHeader()

 	if c.httpVersion != "1.1" {
 		resp, err := c.client.Do(req)
 		if err != nil {
-			c.closed = true
 			return err
 		}

-		io.Copy(io.Discard, resp.Body)
 		defer resp.Body.Close()

 		if resp.StatusCode != 200 {
+			// c.closed = true
 			return errors.New("bad status code:", resp.Status)
 		}
 	} else {
@@ -143,12 +139,11 @@ func (c *DefaultDialerClient) PostPacket(ctx context.Context, url string, body i
 				if h1UploadConn.UnreadedResponsesCount > 0 {
 					resp, err := http.ReadResponse(h1UploadConn.RespBufReader, req)
 					if err != nil {
-						c.closed = true
 						return fmt.Errorf("error while reading response: %s", err.Error())
 					}
-					io.Copy(io.Discard, resp.Body)
-					defer resp.Body.Close()
 					if resp.StatusCode != 200 {
+						// c.closed = true
+						// resp.Body.Close() // I'm not sure
 						return fmt.Errorf("got non-200 error response code: %d", resp.StatusCode)
 					}
 				}
--- a/transport/internet/splithttp/config.go
+++ b/transport/internet/splithttp/config.go
@@ -4,7 +4,6 @@ import (
 	"crypto/rand"
 	"math/big"
 	"net/http"
-	"net/url"
 	"strings"

 	"github.com/xtls/xray-core/common"
@@ -38,28 +37,20 @@ func (c *Config) GetNormalizedQuery() string {
 		query += "&"
 	}

-	// query += "x_version=" + core.Version()
-
-	query += "x_padding=" + strings.Repeat("X", int(c.GetNormalizedXPaddingBytes().From))
+	paddingLen := c.GetNormalizedXPaddingBytes().rand()
+	if paddingLen > 0 {
+		query += "x_padding=" + strings.Repeat("0", int(paddingLen))
+	}

 	return query
 }

-func (c *Config) GetRequestHeader(rawURL string) http.Header {
+func (c *Config) GetRequestHeader() http.Header {
 	header := http.Header{}
 	for k, v := range c.Headers {
 		header.Add(k, v)
 	}

-	u, _ := url.Parse(rawURL)
-	// https://www.rfc-editor.org/rfc/rfc7541.html#appendix-B
-	// h2's HPACK Header Compression feature employs a huffman encoding using a static table.
-	// 'X' is assigned an 8 bit code, so HPACK compression won't change actual padding length on the wire.
-	// https://www.rfc-editor.org/rfc/rfc9204.html#section-4.1.2-2
-	// h3's similar QPACK feature uses the same huffman table.
-	u.RawQuery = "x_padding=" + strings.Repeat("X", int(c.GetNormalizedXPaddingBytes().rand()))
-	header.Set("Referer", u.String())
-
 	return header
 }

@@ -67,8 +58,10 @@ func (c *Config) WriteResponseHeader(writer http.ResponseWriter) {
 	// CORS headers for the browser dialer
 	writer.Header().Set("Access-Control-Allow-Origin", "*")
 	writer.Header().Set("Access-Control-Allow-Methods", "GET, POST")
-	// writer.Header().Set("X-Version", core.Version())
-	writer.Header().Set("X-Padding", strings.Repeat("X", int(c.GetNormalizedXPaddingBytes().rand())))
+	paddingLen := c.GetNormalizedXPaddingBytes().rand()
+	if paddingLen > 0 {
+		writer.Header().Set("X-Padding", strings.Repeat("0", int(paddingLen)))
+	}
 }

 func (c *Config) GetNormalizedXPaddingBytes() RangeConfig {
@@ -112,17 +105,6 @@ func (c *Config) GetNormalizedScMaxBufferedPosts() int {
 	return int(c.ScMaxBufferedPosts)
 }

-func (c *Config) GetNormalizedScStreamUpServerSecs() RangeConfig {
-	if c.ScStreamUpServerSecs == nil || c.ScStreamUpServerSecs.To == 0 {
-		return RangeConfig{
-			From: 20,
-			To:   80,
-		}
-	}
-
-	return *c.ScMinPostsIntervalMs
-}
-
 func (m *XmuxConfig) GetNormalizedMaxConcurrency() RangeConfig {
 	if m.MaxConcurrency == nil {
 		return RangeConfig{
--- a/transport/internet/splithttp/config.pb.go
+++ b/transport/internet/splithttp/config.pb.go
@@ -174,9 +174,8 @@ type Config struct {
 	ScMaxEachPostBytes   *RangeConfig           `protobuf:"bytes,8,opt,name=scMaxEachPostBytes,proto3" json:"scMaxEachPostBytes,omitempty"`
 	ScMinPostsIntervalMs *RangeConfig           `protobuf:"bytes,9,opt,name=scMinPostsIntervalMs,proto3" json:"scMinPostsIntervalMs,omitempty"`
 	ScMaxBufferedPosts   int64                  `protobuf:"varint,10,opt,name=scMaxBufferedPosts,proto3" json:"scMaxBufferedPosts,omitempty"`
-	ScStreamUpServerSecs *RangeConfig           `protobuf:"bytes,11,opt,name=scStreamUpServerSecs,proto3" json:"scStreamUpServerSecs,omitempty"`
-	Xmux                 *XmuxConfig            `protobuf:"bytes,12,opt,name=xmux,proto3" json:"xmux,omitempty"`
-	DownloadSettings     *internet.StreamConfig `protobuf:"bytes,13,opt,name=downloadSettings,proto3" json:"downloadSettings,omitempty"`
+	Xmux                 *XmuxConfig            `protobuf:"bytes,11,opt,name=xmux,proto3" json:"xmux,omitempty"`
+	DownloadSettings     *internet.StreamConfig `protobuf:"bytes,12,opt,name=downloadSettings,proto3" json:"downloadSettings,omitempty"`
 }

 func (x *Config) Reset() {
@@ -279,13 +278,6 @@ func (x *Config) GetScMaxBufferedPosts() int64 {
 	return 0
 }

-func (x *Config) GetScStreamUpServerSecs() *RangeConfig {
-	if x != nil {
-		return x.ScStreamUpServerSecs
-	}
-	return nil
-}
-
 func (x *Config) GetXmux() *XmuxConfig {
 	if x != nil {
 		return x.Xmux
@@ -344,7 +336,7 @@ var file_transport_internet_splithttp_config_proto_rawDesc = []byte{
 	0x10, 0x68, 0x4d, 0x61, 0x78, 0x52, 0x65, 0x75, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x53, 0x65, 0x63,
 	0x73, 0x12, 0x2a, 0x0a, 0x10, 0x68, 0x4b, 0x65, 0x65, 0x70, 0x41, 0x6c, 0x69, 0x76, 0x65, 0x50,
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@@ -379,35 +371,29 @@ var file_transport_internet_splithttp_config_proto_rawDesc = []byte{
 	0x72, 0x76, 0x61, 0x6c, 0x4d, 0x73, 0x12, 0x2e, 0x0a, 0x12, 0x73, 0x63, 0x4d, 0x61, 0x78, 0x42,
 	0x75, 0x66, 0x66, 0x65, 0x72, 0x65, 0x64, 0x50, 0x6f, 0x73, 0x74, 0x73, 0x18, 0x0a, 0x20, 0x01,
 	0x28, 0x03, 0x52, 0x12, 0x73, 0x63, 0x4d, 0x61, 0x78, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x65,
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+	0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x49, 0x6e,
+	0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x53, 0x70, 0x6c, 0x69, 0x74, 0x48, 0x74, 0x74, 0x70,
+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
@@ -440,14 +426,13 @@ var file_transport_internet_splithttp_config_proto_depIdxs = []int32{
 	0,  // 6: xray.transport.internet.splithttp.Config.xPaddingBytes:type_name -> xray.transport.internet.splithttp.RangeConfig
 	0,  // 7: xray.transport.internet.splithttp.Config.scMaxEachPostBytes:type_name -> xray.transport.internet.splithttp.RangeConfig
 	0,  // 8: xray.transport.internet.splithttp.Config.scMinPostsIntervalMs:type_name -> xray.transport.internet.splithttp.RangeConfig
-	0,  // 9: xray.transport.internet.splithttp.Config.scStreamUpServerSecs:type_name -> xray.transport.internet.splithttp.RangeConfig
-	1,  // 10: xray.transport.internet.splithttp.Config.xmux:type_name -> xray.transport.internet.splithttp.XmuxConfig
-	4,  // 11: xray.transport.internet.splithttp.Config.downloadSettings:type_name -> xray.transport.internet.StreamConfig
-	12, // [12:12] is the sub-list for method output_type
-	12, // [12:12] is the sub-list for method input_type
-	12, // [12:12] is the sub-list for extension type_name
-	12, // [12:12] is the sub-list for extension extendee
-	0,  // [0:12] is the sub-list for field type_name
+	1,  // 9: xray.transport.internet.splithttp.Config.xmux:type_name -> xray.transport.internet.splithttp.XmuxConfig
+	4,  // 10: xray.transport.internet.splithttp.Config.downloadSettings:type_name -> xray.transport.internet.StreamConfig
+	11, // [11:11] is the sub-list for method output_type
+	11, // [11:11] is the sub-list for method input_type
+	11, // [11:11] is the sub-list for extension type_name
+	11, // [11:11] is the sub-list for extension extendee
+	0,  // [0:11] is the sub-list for field type_name
 }

 func init() { file_transport_internet_splithttp_config_proto_init() }
--- a/transport/internet/splithttp/config.proto
+++ b/transport/internet/splithttp/config.proto
@@ -33,7 +33,6 @@ message Config {
  RangeConfig scMaxEachPostBytes = 8;
  RangeConfig scMinPostsIntervalMs = 9;
  int64 scMaxBufferedPosts = 10;
-  RangeConfig scStreamUpServerSecs = 11;
-  XmuxConfig xmux = 12;
-  xray.transport.internet.StreamConfig downloadSettings = 13;
+  XmuxConfig xmux = 11;
+  xray.transport.internet.StreamConfig downloadSettings = 12;
 }
--- a/transport/internet/splithttp/dialer.go
+++ b/transport/internet/splithttp/dialer.go
@@ -13,8 +13,8 @@ import (
 	"sync/atomic"
 	"time"

-	"github.com/quic-go/quic-go"
-	"github.com/quic-go/quic-go/http3"
+	"github.com/xtls/quic-go"
+	"github.com/xtls/quic-go/http3"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/errors"
@@ -53,8 +53,8 @@ var (
 func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (DialerClient, *XmuxClient) {
 	realityConfig := reality.ConfigFromStreamSettings(streamSettings)

-	if browser_dialer.HasBrowserDialer() && realityConfig == nil {
-		return &BrowserDialerClient{transportConfig: streamSettings.ProtocolSettings.(*Config)}, nil
+	if browser_dialer.HasBrowserDialer() && realityConfig != nil {
+		return &BrowserDialerClient{}, nil
 	}

 	globalDialerAccess.Lock()
@@ -367,22 +367,19 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 		},
 	}

-	var err error
 	if mode == "stream-one" {
 		requestURL.Path = transportConfiguration.GetNormalizedPath()
 		if xmuxClient != nil {
 			xmuxClient.LeftRequests.Add(-1)
 		}
-		conn.reader, conn.remoteAddr, conn.localAddr, err = httpClient.OpenStream(ctx, requestURL.String(), reader, false)
-		if err != nil { // browser dialer only
-			return nil, err
-		}
+		conn.reader, conn.remoteAddr, conn.localAddr, _ = httpClient.OpenStream(context.WithoutCancel(ctx), requestURL.String(), reader, false)
 		return stat.Connection(&conn), nil
 	} else { // stream-down
+		var err error
 		if xmuxClient2 != nil {
 			xmuxClient2.LeftRequests.Add(-1)
 		}
-		conn.reader, conn.remoteAddr, conn.localAddr, err = httpClient2.OpenStream(ctx, requestURL2.String(), nil, false)
+		conn.reader, conn.remoteAddr, conn.localAddr, err = httpClient2.OpenStream(context.WithoutCancel(ctx), requestURL2.String(), nil, false)
 		if err != nil { // browser dialer only
 			return nil, err
 		}
@@ -391,10 +388,7 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 		if xmuxClient != nil {
 			xmuxClient.LeftRequests.Add(-1)
 		}
-		_, _, _, err = httpClient.OpenStream(ctx, requestURL.String(), reader, true)
-		if err != nil { // browser dialer only
-			return nil, err
-		}
+		httpClient.OpenStream(ctx, requestURL.String(), reader, true)
 		return stat.Connection(&conn), nil
 	}

@@ -434,6 +428,8 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 			// can reassign Path (potentially concurrently)
 			url := requestURL
 			url.Path += "/" + strconv.FormatInt(seq, 10)
+			// reassign query to get different padding
+			url.RawQuery = transportConfiguration.GetNormalizedQuery()

 			seq += 1

@@ -458,7 +454,7 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me

 			go func() {
 				err := httpClient.PostPacket(
-					ctx,
+					context.WithoutCancel(ctx),
 					url.String(),
 					&buf.MultiBufferContainer{MultiBuffer: chunk},
 					int64(chunk.Len()),
--- a/transport/internet/splithttp/hub.go
+++ b/transport/internet/splithttp/hub.go
@@ -1,20 +1,18 @@
 package splithttp

 import (
-	"bytes"
 	"context"
 	"crypto/tls"
 	"io"
 	gonet "net"
 	"net/http"
-	"net/url"
 	"strconv"
 	"strings"
 	"sync"
 	"time"

-	"github.com/quic-go/quic-go"
-	"github.com/quic-go/quic-go/http3"
+	"github.com/xtls/quic-go"
+	"github.com/xtls/quic-go/http3"
 	goreality "github.com/xtls/reality"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
@@ -104,29 +102,10 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req

 	h.config.WriteResponseHeader(writer)

-	/*
-		clientVer := []int{0, 0, 0}
-		x_version := strings.Split(request.URL.Query().Get("x_version"), ".")
-		for j := 0; j < 3 && len(x_version) > j; j++ {
-			clientVer[j], _ = strconv.Atoi(x_version[j])
-		}
-	*/
-
 	validRange := h.config.GetNormalizedXPaddingBytes()
-	paddingLength := 0
-
-	referrer := request.Header.Get("Referer")
-	if referrer != "" {
-		if referrerURL, err := url.Parse(referrer); err == nil {
-			// Browser dialer cannot control the host part of referrer header, so only check the query
-			paddingLength = len(referrerURL.Query().Get("x_padding"))
-		}
-	} else {
-		paddingLength = len(request.URL.Query().Get("x_padding"))
-	}
-
-	if int32(paddingLength) < validRange.From || int32(paddingLength) > validRange.To {
-		errors.LogInfo(context.Background(), "invalid x_padding length:", int32(paddingLength))
+	x_padding := int32(len(request.URL.Query().Get("x_padding")))
+	if validRange.To > 0 && (x_padding < validRange.From || x_padding > validRange.To) {
+		errors.LogInfo(context.Background(), "invalid x_padding length:", x_padding)
 		writer.WriteHeader(http.StatusBadRequest)
 		return
 	}
@@ -180,25 +159,7 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req
 				errors.LogInfoInner(context.Background(), err, "failed to upload (PushReader)")
 				writer.WriteHeader(http.StatusConflict)
 			} else {
-				writer.Header().Set("X-Accel-Buffering", "no")
-				writer.Header().Set("Cache-Control", "no-store")
 				writer.WriteHeader(http.StatusOK)
-				scStreamUpServerSecs := h.config.GetNormalizedScStreamUpServerSecs()
-				if referrer != "" && scStreamUpServerSecs.To > 0 {
-					go func() {
-						defer func() {
-							recover()
-						}()
-						for {
-							_, err := writer.Write(bytes.Repeat([]byte{'X'}, int(h.config.GetNormalizedXPaddingBytes().rand())))
-							if err != nil {
-								break
-							}
-							writer.(http.Flusher).Flush()
-							time.Sleep(time.Duration(scStreamUpServerSecs.rand()) * time.Second)
-						}
-					}()
-				}
 				<-request.Context().Done()
 			}
 			return
@@ -210,10 +171,10 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req
 			return
 		}

-		payload, err := io.ReadAll(io.LimitReader(request.Body, int64(scMaxEachPostBytes)+1))
+		payload, err := io.ReadAll(request.Body)

 		if len(payload) > scMaxEachPostBytes {
-			errors.LogInfo(context.Background(), "Too large upload. scMaxEachPostBytes is set to ", scMaxEachPostBytes, "but request size exceed it. Adjust scMaxEachPostBytes on the server to be at least as large as client.")
+			errors.LogInfo(context.Background(), "Too large upload. scMaxEachPostBytes is set to ", scMaxEachPostBytes, "but request had size ", len(payload), ". Adjust scMaxEachPostBytes on the server to be at least as large as client.")
 			writer.WriteHeader(http.StatusRequestEntityTooLarge)
 			return
 		}
--- a/transport/internet/tcp/dialer.go
+++ b/transport/internet/tcp/dialer.go
@@ -24,14 +24,8 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 		tlsConfig := config.GetTLSConfig(tls.WithDestination(dest))
 		if fingerprint := tls.GetFingerprint(config.Fingerprint); fingerprint != nil {
 			conn = tls.UClient(conn, tlsConfig, fingerprint)
-			if len(tlsConfig.NextProtos) == 1 && tlsConfig.NextProtos[0] == "http/1.1" {
-				if err := conn.(*tls.UConn).WebsocketHandshakeContext(ctx); err != nil {
-					return nil, err
-				}
-			} else {
-				if err := conn.(*tls.UConn).HandshakeContext(ctx); err != nil {
-					return nil, err
-				}
+			if err := conn.(*tls.UConn).HandshakeContext(ctx); err != nil {
+				return nil, err
 			}
 		} else {
 			conn = tls.Client(conn, tlsConfig)
--- a/transport/internet/tls/config.go
+++ b/transport/internet/tls/config.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"crypto/hmac"
-	"crypto/rand"
 	"crypto/tls"
 	"crypto/x509"
 	"encoding/base64"
@@ -304,14 +303,6 @@ func (c *Config) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509.Cert
 	return nil
 }

-type RandCarrier struct {
-	ServerNameToVerify string
-}
-
-func (r *RandCarrier) Read(p []byte) (n int, err error) {
-	return rand.Read(p)
-}
-
 // GetTLSConfig converts this Config into tls.Config.
 func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 	root, err := c.getCertPool()
@@ -330,9 +321,6 @@ func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 	}

 	config := &tls.Config{
-		Rand: &RandCarrier{
-			ServerNameToVerify: c.ServerNameToVerify,
-		},
 		ClientSessionCache:     globalSessionCache,
 		RootCAs:                root,
 		InsecureSkipVerify:     c.AllowInsecure,
--- a/transport/internet/tls/config.pb.go
+++ b/transport/internet/tls/config.pb.go
@@ -214,8 +214,7 @@ type Config struct {
 	PinnedPeerCertificatePublicKeySha256 [][]byte `protobuf:"bytes,14,rep,name=pinned_peer_certificate_public_key_sha256,json=pinnedPeerCertificatePublicKeySha256,proto3" json:"pinned_peer_certificate_public_key_sha256,omitempty"`
 	MasterKeyLog                         string   `protobuf:"bytes,15,opt,name=master_key_log,json=masterKeyLog,proto3" json:"master_key_log,omitempty"`
 	// Lists of string as CurvePreferences values.
-	CurvePreferences   []string `protobuf:"bytes,16,rep,name=curve_preferences,json=curvePreferences,proto3" json:"curve_preferences,omitempty"`
-	ServerNameToVerify string   `protobuf:"bytes,17,opt,name=server_name_to_verify,json=serverNameToVerify,proto3" json:"server_name_to_verify,omitempty"`
+	CurvePreferences []string `protobuf:"bytes,16,rep,name=curve_preferences,json=curvePreferences,proto3" json:"curve_preferences,omitempty"`
 }

 func (x *Config) Reset() {
@@ -353,13 +352,6 @@ func (x *Config) GetCurvePreferences() []string {
 	return nil
 }

-func (x *Config) GetServerNameToVerify() string {
-	if x != nil {
-		return x.ServerNameToVerify
-	}
-	return ""
-}
-
 var File_transport_internet_tls_config_proto protoreflect.FileDescriptor

 var file_transport_internet_tls_config_proto_rawDesc = []byte{
@@ -391,7 +383,7 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
 	0x4e, 0x43, 0x49, 0x50, 0x48, 0x45, 0x52, 0x4d, 0x45, 0x4e, 0x54, 0x10, 0x00, 0x12, 0x14, 0x0a,
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@@ -437,18 +429,15 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
 	0x52, 0x0c, 0x6d, 0x61, 0x73, 0x74, 0x65, 0x72, 0x4b, 0x65, 0x79, 0x4c, 0x6f, 0x67, 0x12, 0x2b,
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+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/transport/internet/tls/config.proto
+++ b/transport/internet/tls/config.proto
@@ -87,6 +87,4 @@ message Config {

  // Lists of string as CurvePreferences values.
  repeated string curve_preferences = 16;
-
-  string server_name_to_verify = 17;
 }
--- a/transport/internet/tls/tls.go
+++ b/transport/internet/tls/tls.go
@@ -134,17 +134,12 @@ func UClient(c net.Conn, config *tls.Config, fingerprint *utls.ClientHelloID) ne
 }

 func copyConfig(c *tls.Config) *utls.Config {
-	serverNameToVerify := ""
-	if r, ok := c.Rand.(*RandCarrier); ok {
-		serverNameToVerify = r.ServerNameToVerify
-	}
 	return &utls.Config{
-		RootCAs:                    c.RootCAs,
-		ServerName:                 c.ServerName,
-		InsecureSkipVerify:         c.InsecureSkipVerify,
-		VerifyPeerCertificate:      c.VerifyPeerCertificate,
-		KeyLogWriter:               c.KeyLogWriter,
-		InsecureServerNameToVerify: serverNameToVerify,
+		RootCAs:               c.RootCAs,
+		ServerName:            c.ServerName,
+		InsecureSkipVerify:    c.InsecureSkipVerify,
+		VerifyPeerCertificate: c.VerifyPeerCertificate,
+		KeyLogWriter:          c.KeyLogWriter,
 	}
 }