Update XHTTP

fix(xhttp): use download request URL for down leg

.github/setup_go_for_windows7.sh

@@ -1,25 +1,27 @@
 #!/usr/bin/env bash
 
-VERSION="1.23.6"
+VERSION="1.25.3"
 
 mkdir -p $HOME/go
 cd $HOME/go
 wget "https://dl.google.com/go/go${VERSION}.linux-amd64.tar.gz"
 tar -xzf "go${VERSION}.linux-amd64.tar.gz"
-mv go go_legacy
-cd go_legacy
+mv go go_win7
+cd go_win7
 
 # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
-# this patch file only works on golang1.23.x
-# that means after golang1.24 release it must be changed
-# see: https://github.com/MetaCubeX/go/commits/release-branch.go1.23/
+# this patch file only works on golang1.25.x
+# that means after golang1.26 release it must be changed
+# see: https://github.com/MetaCubeX/go/commits/release-branch.go1.25/
 # revert:
 # 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
 # 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
 # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
 # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
 
-curl https://github.com/MetaCubeX/go/commit/9ac42137ef6730e8b7daca016ece831297a1d75b.diff | patch --verbose -p 1
-curl https://github.com/MetaCubeX/go/commit/21290de8a4c91408de7c2b5b68757b1e90af49dd.diff | patch --verbose -p 1
-curl https://github.com/MetaCubeX/go/commit/6a31d3fa8e47ddabc10bd97bff10d9a85f4cfb76.diff | patch --verbose -p 1
-curl https://github.com/MetaCubeX/go/commit/69e2eed6dd0f6d815ebf15797761c13f31213dd6.diff | patch --verbose -p 1
+alias curl='curl -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}"'
+
+curl https://github.com/MetaCubeX/go/commit/8cb5472d94c34b88733a81091bd328e70ee565a4.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/6788c4c6f9fafb56729bad6b660f7ee2272d699f.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/a5b2168bb836ed9d6601c626f95e56c07923f906.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/f56f1e23507e646c85243a71bde7b9629b2f970c.diff | patch --verbose -p 1

.github/workflows/build.yml

@@ -40,13 +40,13 @@ jobs:
       version: ${{ steps.outputs.outputs.version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ^1.25.3
       - name: Check input version
         if: github.event_name == 'workflow_dispatch'
         run: |-
@@ -88,13 +88,14 @@ jobs:
           - { os: linux, arch: loong64, debian: loongarch64, rpm: loongarch64, openwrt: "loongarch64_generic" }
 
           - { os: windows, arch: amd64 }
-          - { os: windows, arch: amd64, legacy_go: true }
+          - { os: windows, arch: amd64, legacy_win7: true, legacy_name: "windows-7" }
           - { os: windows, arch: "386" }
-          - { os: windows, arch: "386", legacy_go: true }
+          - { os: windows, arch: "386", legacy_win7: true, legacy_name: "windows-7" }
           - { os: windows, arch: arm64 }
 
           - { os: darwin, arch: amd64 }
           - { os: darwin, arch: arm64 }
+          - { os: darwin, arch: amd64, legacy_go124: true, legacy_name: "macos-11" }
 
           - { os: android, arch: arm64, ndk: "aarch64-linux-android21" }
           - { os: android, arch: arm, ndk: "armv7a-linux-androideabi21" }
@@ -102,31 +103,36 @@ jobs:
           - { os: android, arch: "386", ndk: "i686-linux-android21" }
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Setup Go
-        if: ${{ ! matrix.legacy_go }}
+        if: ${{ ! (matrix.legacy_go123 || matrix.legacy_go124) }}
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
-      - name: Cache Legacy Go
-        if: matrix.require_legacy_go
-        id: cache-legacy-go
+          go-version: ^1.25.3
+      - name: Setup Go 1.24
+        if: matrix.legacy_go124
+        uses: actions/setup-go@v5
+        with:
+          go-version: ~1.24.6
+      - name: Cache Go for Windows 7
+        if: matrix.legacy_win7
+        id: cache-go-for-windows7
         uses: actions/cache@v4
         with:
           path: |
-            ~/go/go_legacy
-          key: go_legacy_1236
-      - name: Setup Legacy Go
-        if: matrix.legacy_go && steps.cache-legacy-go.outputs.cache-hit != 'true'
+            ~/go/go_win7
+          key: go_win7_1253
+      - name: Setup Go for Windows 7
+        if: matrix.legacy_win7 && steps.cache-go-for-windows7.outputs.cache-hit != 'true'
         run: |-
-          .github/setup_legacy_go.sh
-      - name: Setup Legacy Go 2
-        if: matrix.legacy_go
+          .github/setup_go_for_windows7.sh
+      - name: Setup Go for Windows 7
+        if: matrix.legacy_win7
         run: |-
-          echo "PATH=$HOME/go/go_legacy/bin:$PATH" >> $GITHUB_ENV
-          echo "GOROOT=$HOME/go/go_legacy" >> $GITHUB_ENV
+          echo "PATH=$HOME/go/go_win7/bin:$PATH" >> $GITHUB_ENV
+          echo "GOROOT=$HOME/go/go_win7" >> $GITHUB_ENV
       - name: Setup Android NDK
         if: matrix.os == 'android'
         uses: nttld/setup-ndk@v1
@@ -184,8 +190,8 @@ jobs:
             DIR_NAME="${DIR_NAME}-${{ matrix.go386 }}"
           elif [[ -n "${{ matrix.gomips }}" && "${{ matrix.gomips }}" != 'hardfloat' ]]; then
             DIR_NAME="${DIR_NAME}-${{ matrix.gomips }}"
-          elif [[ "${{ matrix.legacy_go }}" == 'true' ]]; then
-            DIR_NAME="${DIR_NAME}-legacy"
+          elif [[ -n "${{ matrix.legacy_name }}" ]]; then
+            DIR_NAME="${DIR_NAME}-legacy-${{ matrix.legacy_name }}"
           fi
           echo "DIR_NAME=${DIR_NAME}" >> "${GITHUB_ENV}"
           PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
@@ -277,7 +283,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with:
-          name: binary-${{ matrix.os }}_${{ matrix.arch }}${{ matrix.goarm && format('v{0}', matrix.goarm) }}${{ matrix.go386 && format('_{0}', matrix.go386) }}${{ matrix.gomips && format('_{0}', matrix.gomips) }}${{ matrix.legacy_go && '-legacy' || '' }}
+          name: binary-${{ matrix.os }}_${{ matrix.arch }}${{ matrix.goarm && format('v{0}', matrix.goarm) }}${{ matrix.go386 && format('_{0}', matrix.go386) }}${{ matrix.gomips && format('_{0}', matrix.gomips) }}${{ matrix.legacy_name && format('-legacy-{0}', matrix.legacy_name) }}
           path: "dist"
   build_android:
     name: Build Android
@@ -287,14 +293,14 @@ jobs:
       - calculate_version
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
           submodules: 'recursive'
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ^1.25.3
       - name: Setup Android NDK
         id: setup-ndk
         uses: nttld/setup-ndk@v1
@@ -367,14 +373,14 @@ jobs:
       - calculate_version
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
           submodules: 'recursive'
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ^1.25.3
       - name: Setup Android NDK
         id: setup-ndk
         uses: nttld/setup-ndk@v1
@@ -426,7 +432,8 @@ jobs:
           SERVICE_ACCOUNT_CREDENTIALS: ${{ secrets.SERVICE_ACCOUNT_CREDENTIALS }}
   build_apple:
     name: Build Apple clients
-    runs-on: macos-15
+    runs-on: macos-26
+    if: false
     needs:
       - calculate_version
     strategy:
@@ -464,7 +471,7 @@ jobs:
     steps:
       - name: Checkout
         if: matrix.if
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
           submodules: 'recursive'
@@ -472,15 +479,7 @@ jobs:
         if: matrix.if
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
-      - name: Setup Xcode stable
-        if: matrix.if && github.ref == 'refs/heads/main-next'
-        run: |-
-          sudo xcode-select -s /Applications/Xcode_16.4.app
-      - name: Setup Xcode beta
-        if: matrix.if && github.ref == 'refs/heads/dev-next'
-        run: |-
-          sudo xcode-select -s /Applications/Xcode_16.4.app
+          go-version: ^1.25.3
       - name: Set tag
         if: matrix.if
         run: |-
@@ -624,7 +623,7 @@ jobs:
       - build_apple
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Cache ghr
@@ -647,7 +646,7 @@ jobs:
           git tag v${{ needs.calculate_version.outputs.version }} -f
           echo "VERSION=${{ needs.calculate_version.outputs.version }}" >> "$GITHUB_ENV"
       - name: Download builds
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path: dist
           merge-multiple: true

.github/workflows/docker.yml

@@ -39,7 +39,7 @@ jobs:
           echo "ref=$ref"
           echo "ref=$ref" >> $GITHUB_OUTPUT
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           ref: ${{ steps.ref.outputs.ref }}
           fetch-depth: 0
@@ -107,7 +107,7 @@ jobs:
           echo "latest=$latest"
           echo "latest=$latest" >> $GITHUB_OUTPUT
       - name: Download digests
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path: /tmp/digests
           pattern: digests-*

.github/workflows/lint.yml

@@ -22,17 +22,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ~1.24.6
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v6
+        uses: golangci/golangci-lint-action@v8
         with:
-          version: latest
+          version: v2.4.0
           args: --timeout=30m
           install-mode: binary
           verify: false

.github/workflows/linux.yml

@@ -7,6 +7,11 @@ on:
         description: "Version name"
         required: true
         type: string
+      forceBeta:
+        description: "Force beta"
+        required: false
+        type: boolean
+        default: false
   release:
     types:
       - published
@@ -19,13 +24,13 @@ jobs:
       version: ${{ steps.outputs.outputs.version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ^1.25.3
       - name: Check input version
         if: github.event_name == 'workflow_dispatch'
         run: |-
@@ -60,13 +65,13 @@ jobs:
           - { os: linux, arch: loong64, debian: loongarch64, rpm: loongarch64 }
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.24.6
+          go-version: ^1.25.3
       - name: Setup Android NDK
         if: matrix.os == 'android'
         uses: nttld/setup-ndk@v1
@@ -99,11 +104,11 @@ jobs:
         run: |-
           TZ=UTC touch -t '197001010000' dist/sing-box
       - name: Set name
-        if: ${{ ! contains(needs.calculate_version.outputs.version, '-') }}
+        if: (! contains(needs.calculate_version.outputs.version, '-')) && !inputs.forceBeta
         run: |-
           echo "NAME=sing-box" >> "$GITHUB_ENV"
       - name: Set beta name
-        if: contains(needs.calculate_version.outputs.version, '-')
+        if: contains(needs.calculate_version.outputs.version, '-') || inputs.forceBeta
         run: |-
           echo "NAME=sing-box-beta" >> "$GITHUB_ENV"
       - name: Set version
@@ -166,7 +171,7 @@ jobs:
       - build
     steps:
       - name: Checkout
-        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           fetch-depth: 0
       - name: Set tag
@@ -175,7 +180,7 @@ jobs:
           git tag v${{ needs.calculate_version.outputs.version }} -f
           echo "VERSION=${{ needs.calculate_version.outputs.version }}" >> "$GITHUB_ENV"
       - name: Download builds
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path: dist
           merge-multiple: true

.gitignore

@@ -15,4 +15,6 @@
 .DS_Store
 /config.d/
 /venv/
-
+CLAUDE.md
+AGENTS.md
+/.claude/

.golangci.yml

@@ -1,27 +1,6 @@
-linters:
-  disable-all: true
-  enable:
-    - gofumpt
-    - govet
-    - gci
-    - staticcheck
-    - paralleltest
-    - ineffassign
-
-linters-settings:
-  gci:
-    custom-order: true
-    sections:
-      - standard
-      - prefix(github.com/sagernet/)
-      - default
-  staticcheck:
-    checks:
-      - all
-      - -SA1003
-
+version: "2"
 run:
-  go: "1.23"
+  go: "1.24"
   build-tags:
     - with_gvisor
     - with_quic
@@ -30,7 +9,51 @@ run:
     - with_utls
     - with_acme
     - with_clash_api
-
-issues:
-  exclude-dirs:
+linters:
+  default: none
+  enable:
+    - govet
+    - ineffassign
+    - paralleltest
+    - staticcheck
+  settings:
+    staticcheck:
+      checks:
+        - all
+        - -S1000
+        - -S1008
+        - -S1017
+        - -ST1003
+        - -QF1001
+        - -QF1003
+        - -QF1008
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
       - transport/simple-obfs
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  enable:
+    - gci
+    - gofumpt
+  settings:
+    gci:
+      sections:
+        - standard
+        - prefix(github.com/sagernet/)
+        - default
+      custom-order: true
+  exclusions:
+    generated: lax
+    paths:
+      - transport/simple-obfs
+      - third_party$
+      - builtin$
+      - examples$

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.24-alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.25-alpine AS builder
 LABEL maintainer="nekohasekai <contact-git@sekai.icu>"
 COPY . /go/src/github.com/sagernet/sing-box
 WORKDIR /go/src/github.com/sagernet/sing-box

Makefile

@@ -17,6 +17,10 @@ build:
 	export GOTOOLCHAIN=local && \
 	go build $(MAIN_PARAMS) $(MAIN)
 
+race:
+	export GOTOOLCHAIN=local && \
+	go build -race $(MAIN_PARAMS) $(MAIN)
+
 ci_build:
 	export GOTOOLCHAIN=local && \
 	go build $(PARAMS) $(MAIN) && \
@@ -34,7 +38,7 @@ fmt:
 	@gci write --custom-order -s standard -s "prefix(github.com/sagernet/)" -s "default" .
 
 fmt_install:
-	go install -v mvdan.cc/gofumpt@latest
+	go install -v mvdan.cc/gofumpt@v0.8.0
 	go install -v github.com/daixiang0/gci@latest
 
 lint:
@@ -45,7 +49,7 @@ lint:
 	GOOS=freebsd golangci-lint run ./...
 
 lint_install:
-	go install -v github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+	go install -v github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.4.0
 
 proto:
 	@go run ./cmd/internal/protogen
@@ -245,8 +249,8 @@ lib:
 	go run ./cmd/internal/build_libbox -target ios
 
 lib_install:
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.7
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.7
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.8
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.8
 
 docs:
 	venv/bin/mkdocs serve

README.md

@@ -4,12 +4,13 @@ Sing-box with extended features.
 
 ## Features
 
-* Amnezia
+* Amnezia 1.5
 * WARP
 * Tunneling
 * Mieru
 * XHTTP
 * SDNS (DNSCrypt)
+* Extended Wireguard options
 * Unified delay
 
 ## Examples

adapter/inbound.go

@@ -59,6 +59,7 @@ type InboundContext struct {
 	Domain       string
 	Client       string
 	SniffContext any
+	SnifferNames []string
 	SniffError   error
 
 	// cache
@@ -137,8 +138,7 @@ func ExtendContext(ctx context.Context) (context.Context, *InboundContext) {
 
 func OverrideContext(ctx context.Context) context.Context {
 	if metadata := ContextFrom(ctx); metadata != nil {
-		var newMetadata InboundContext
-		newMetadata = *metadata
+		newMetadata := *metadata
 		return WithContext(ctx, &newMetadata)
 	}
 	return ctx

adapter/network.go

@@ -20,6 +20,7 @@ type NetworkManager interface {
 	DefaultOptions() NetworkOptions
 	RegisterAutoRedirectOutputMark(mark uint32) error
 	AutoRedirectOutputMark() uint32
+	AutoRedirectOutputMarkFunc() control.Func
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager

adapter/outbound/manager.go

@@ -30,7 +30,7 @@ type Manager struct {
 	outboundByTag           map[string]adapter.Outbound
 	dependByTag             map[string][]string
 	defaultOutbound         adapter.Outbound
-	defaultOutboundFallback adapter.Outbound
+	defaultOutboundFallback func() (adapter.Outbound, error)
 }
 
 func NewManager(logger logger.ContextLogger, registry adapter.OutboundRegistry, endpoint adapter.EndpointManager, defaultTag string) *Manager {
@@ -44,7 +44,7 @@ func NewManager(logger logger.ContextLogger, registry adapter.OutboundRegistry,
 	}
 }
 
-func (m *Manager) Initialize(defaultOutboundFallback adapter.Outbound) {
+func (m *Manager) Initialize(defaultOutboundFallback func() (adapter.Outbound, error)) {
 	m.defaultOutboundFallback = defaultOutboundFallback
 }
 
@@ -55,18 +55,31 @@ func (m *Manager) Start(stage adapter.StartStage) error {
 	}
 	m.started = true
 	m.stage = stage
-	outbounds := m.outbounds
-	m.access.Unlock()
 	if stage == adapter.StartStateStart {
 		if m.defaultTag != "" && m.defaultOutbound == nil {
 			defaultEndpoint, loaded := m.endpoint.Get(m.defaultTag)
 			if !loaded {
+				m.access.Unlock()
 				return E.New("default outbound not found: ", m.defaultTag)
 			}
 			m.defaultOutbound = defaultEndpoint
 		}
+		if m.defaultOutbound == nil {
+			directOutbound, err := m.defaultOutboundFallback()
+			if err != nil {
+				m.access.Unlock()
+				return E.Cause(err, "create direct outbound for fallback")
+			}
+			m.outbounds = append(m.outbounds, directOutbound)
+			m.outboundByTag[directOutbound.Tag()] = directOutbound
+			m.defaultOutbound = directOutbound
+		}
+		outbounds := m.outbounds
+		m.access.Unlock()
 		return m.startOutbounds(append(outbounds, common.Map(m.endpoint.Endpoints(), func(it adapter.Endpoint) adapter.Outbound { return it })...))
 	} else {
+		outbounds := m.outbounds
+		m.access.Unlock()
 		for _, outbound := range outbounds {
 			err := adapter.LegacyStart(outbound, stage)
 			if err != nil {
@@ -187,11 +200,7 @@ func (m *Manager) Outbound(tag string) (adapter.Outbound, bool) {
 func (m *Manager) Default() adapter.Outbound {
 	m.access.RLock()
 	defer m.access.RUnlock()
-	if m.defaultOutbound != nil {
 	return m.defaultOutbound
-	} else {
-		return m.defaultOutboundFallback
-	}
 }
 
 func (m *Manager) Remove(tag string) error {

adapter/upstream_legacy.go

@@ -78,8 +78,8 @@ func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
 // Deprecated: removed
 func UpstreamMetadata(metadata InboundContext) M.Metadata {
 	return M.Metadata{
-		Source:      metadata.Source,
-		Destination: metadata.Destination,
+		Source:      metadata.Source.Unwrap(),
+		Destination: metadata.Destination.Unwrap(),
 	}
 }
 

box.go

@@ -318,15 +318,15 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "initialize service[", i, "]")
 		}
 	}
-	outboundManager.Initialize(common.Must1(
-		direct.NewOutbound(
+	outboundManager.Initialize(func() (adapter.Outbound, error) {
+		return direct.NewOutbound(
 			ctx,
 			router,
 			logFactory.NewLogger("outbound/direct"),
 			"direct",
 			option.DirectOutboundOptions{},
-		),
-	))
+		)
+	})
 	dnsTransportManager.Initialize(common.Must1(
 		local.NewTransport(
 			ctx,

cmd/internal/app_store_connect/main.go

@@ -134,6 +134,7 @@ func publishTestflight(ctx context.Context) error {
 			asc.PlatformTVOS,
 		}
 	}
+	waitingForProcess := false
 	for _, platform := range platforms {
 		log.Info(string(platform), " list builds")
 		for {
@@ -145,12 +146,13 @@ func publishTestflight(ctx context.Context) error {
 				return err
 			}
 			build := builds.Data[0]
-			if common.Contains(buildIDs, build.ID) || time.Since(build.Attributes.UploadedDate.Time) > 30*time.Minute {
+			if !waitingForProcess && (common.Contains(buildIDs, build.ID) || time.Since(build.Attributes.UploadedDate.Time) > 30*time.Minute) {
 				log.Info(string(platform), " ", tag, " waiting for process")
 				time.Sleep(15 * time.Second)
 				continue
 			}
 			if *build.Attributes.ProcessingState != "VALID" {
+				waitingForProcess = true
 				log.Info(string(platform), " ", tag, " waiting for process: ", *build.Attributes.ProcessingState)
 				time.Sleep(15 * time.Second)
 				continue

cmd/internal/build_libbox/main.go

@@ -107,13 +107,13 @@ func buildAndroid() {
 	}
 
 	if !debugEnabled {
+		sharedFlags[3] = sharedFlags[3] + " -checklinkname=0"
 		args = append(args, sharedFlags...)
 	} else {
+		debugFlags[1] = debugFlags[1] + " -checklinkname=0"
 		args = append(args, debugFlags...)
 	}
 
-	args = append(args, "-ldflags", "-checklinkname=0")
-
 	tags := append(sharedTags, memcTags...)
 	if debugEnabled {
 		tags = append(tags, debugTags...)

cmd/internal/tun_bench/main.go

@@ -151,9 +151,7 @@ func testOnce(boxPath string, stackName string, mtu int, multiThread bool, flags
 	var sudoArgs []string
 	if len(flags) > 0 {
 		sudoArgs = append(sudoArgs, "env")
-		for _, flag := range flags {
-			sudoArgs = append(sudoArgs, flag)
-		}
+		sudoArgs = append(sudoArgs, flags...)
 	}
 	sudoArgs = append(sudoArgs, boxPath, "run", "-c", tempConfig.Name())
 	boxProcess := shell.Exec("sudo", sudoArgs...)

common/badtls/read_wait.go

@@ -128,6 +128,10 @@ func (c *ReadWaitConn) Upstream() any {
 	return c.Conn
 }
 
+func (c *ReadWaitConn) ReaderReplaceable() bool {
+	return true
+}
+
 var tlsRegistry []func(conn net.Conn) (loaded bool, tlsReadRecord func() error, tlsHandlePostHandshakeMessage func() error)
 
 func init() {

common/badtls/read_wait_utls.go

@@ -6,22 +6,26 @@ import (
 	"net"
 	_ "unsafe"
 
-	"github.com/sagernet/sing/common"
-
 	"github.com/metacubex/utls"
 )
 
 func init() {
 	tlsRegistry = append(tlsRegistry, func(conn net.Conn) (loaded bool, tlsReadRecord func() error, tlsHandlePostHandshakeMessage func() error) {
-		tlsConn, loaded := common.Cast[*tls.UConn](conn)
-		if !loaded {
-			return
-		}
+		switch tlsConn := conn.(type) {
+		case *tls.UConn:
 			return true, func() error {
 					return utlsReadRecord(tlsConn.Conn)
 				}, func() error {
 					return utlsHandlePostHandshakeMessage(tlsConn.Conn)
 				}
+		case *tls.Conn:
+			return true, func() error {
+					return utlsReadRecord(tlsConn)
+				}, func() error {
+					return utlsHandlePostHandshakeMessage(tlsConn)
+				}
+		}
+		return
 	})
 }
 

common/certificate/store.go

@@ -7,6 +7,7 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"sync"
 
 	"github.com/sagernet/fswatch"
 	"github.com/sagernet/sing-box/adapter"
@@ -21,6 +22,7 @@ import (
 var _ adapter.CertificateStore = (*Store)(nil)
 
 type Store struct {
+	access                    sync.RWMutex
 	systemPool                *x509.CertPool
 	currentPool               *x509.CertPool
 	certificate               string
@@ -115,10 +117,14 @@ func (s *Store) Close() error {
 }
 
 func (s *Store) Pool() *x509.CertPool {
+	s.access.RLock()
+	defer s.access.RUnlock()
 	return s.currentPool
 }
 
 func (s *Store) update() error {
+	s.access.Lock()
+	defer s.access.Unlock()
 	var currentPool *x509.CertPool
 	if s.systemPool == nil {
 		currentPool = x509.NewCertPool()

common/dialer/default.go

@@ -15,7 +15,6 @@ import (
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
@@ -43,7 +42,7 @@ type DefaultDialer struct {
 	networkType            []C.InterfaceType
 	fallbackNetworkType    []C.InterfaceType
 	networkFallbackDelay   time.Duration
-	networkLastFallback    atomic.TypedValue[time.Time]
+	networkLastFallback    common.TypedValue[time.Time]
 }
 
 func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDialer, error) {
@@ -89,12 +88,11 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 
 	if networkManager != nil {
 		defaultOptions := networkManager.DefaultOptions()
-		if !disableDefaultBind {
 		if defaultOptions.BindInterface != "" {
 			bindFunc := control.BindToInterface(networkManager.InterfaceFinder(), defaultOptions.BindInterface, -1)
 			dialer.Control = control.Append(dialer.Control, bindFunc)
 			listener.Control = control.Append(listener.Control, bindFunc)
-			} else if networkManager.AutoDetectInterface() {
+		} else if networkManager.AutoDetectInterface() && !disableDefaultBind {
 			if platformInterface != nil {
 				networkStrategy = (*C.NetworkStrategy)(options.NetworkStrategy)
 				networkType = common.Map(options.NetworkType, option.InterfaceType.Build)
@@ -121,12 +119,16 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 				listener.Control = control.Append(listener.Control, bindFunc)
 			}
 		}
-		}
 		if options.RoutingMark == 0 && defaultOptions.RoutingMark != 0 {
 			dialer.Control = control.Append(dialer.Control, setMarkWrapper(networkManager, defaultOptions.RoutingMark, true))
 			listener.Control = control.Append(listener.Control, setMarkWrapper(networkManager, defaultOptions.RoutingMark, true))
 		}
 	}
+	if networkManager != nil {
+		markFunc := networkManager.AutoRedirectOutputMarkFunc()
+		dialer.Control = control.Append(dialer.Control, markFunc)
+		listener.Control = control.Append(listener.Control, markFunc)
+	}
 	if options.ReuseAddr {
 		listener.Control = control.Append(listener.Control, control.ReuseAddr())
 	}
@@ -271,7 +273,7 @@ func (d *DefaultDialer) DialParallelInterface(ctx context.Context, network strin
 	} else {
 		dialer = d.udpDialer4
 	}
-	fastFallback := time.Now().Sub(d.networkLastFallback.Load()) < C.TCPTimeout
+	fastFallback := time.Since(d.networkLastFallback.Load()) < C.TCPTimeout
 	var (
 		conn      net.Conn
 		isPrimary bool

common/dialer/detour.go

@@ -52,14 +52,6 @@ func (d *DetourDialer) init() {
 		d.initErr = E.New("outbound detour not found: ", d.detour)
 		return
 	}
-	if !d.legacyDNSDialer {
-		if directDialer, isDirect := dialer.(DirectDialer); isDirect {
-			if directDialer.IsEmpty() {
-				d.initErr = E.New("detour to an empty direct outbound makes no sense")
-				return
-			}
-		}
-	}
 	d.dialer = dialer
 }
 

common/dialer/tfo.go

@@ -8,8 +8,10 @@ import (
 	"net"
 	"os"
 	"sync"
+	"sync/atomic"
 	"time"
 
+	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/bufio"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -22,7 +24,7 @@ type slowOpenConn struct {
 	ctx         context.Context
 	network     string
 	destination M.Socksaddr
-	conn        net.Conn
+	conn        atomic.Pointer[net.TCPConn]
 	create      chan struct{}
 	done        chan struct{}
 	access      sync.Mutex
@@ -50,22 +52,25 @@ func DialSlowContext(dialer *tcpDialer, ctx context.Context, network string, des
 }
 
 func (c *slowOpenConn) Read(b []byte) (n int, err error) {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn != nil {
+		return conn.Read(b)
+	}
 	select {
 	case <-c.create:
 		if c.err != nil {
 			return 0, c.err
 		}
+		return c.conn.Load().Read(b)
 	case <-c.done:
 		return 0, os.ErrClosed
 	}
-	}
-	return c.conn.Read(b)
 }
 
 func (c *slowOpenConn) Write(b []byte) (n int, err error) {
-	if c.conn != nil {
-		return c.conn.Write(b)
+	tcpConn := c.conn.Load()
+	if tcpConn != nil {
+		return tcpConn.Write(b)
 	}
 	c.access.Lock()
 	defer c.access.Unlock()
@@ -74,7 +79,7 @@ func (c *slowOpenConn) Write(b []byte) (n int, err error) {
 		if c.err != nil {
 			return 0, c.err
 		}
-		return c.conn.Write(b)
+		return c.conn.Load().Write(b)
 	case <-c.done:
 		return 0, os.ErrClosed
 	default:
@@ -83,7 +88,7 @@ func (c *slowOpenConn) Write(b []byte) (n int, err error) {
 	if err != nil {
 		c.err = err
 	} else {
-		c.conn = conn
+		c.conn.Store(conn.(*net.TCPConn))
 	}
 	n = len(b)
 	close(c.create)
@@ -93,70 +98,77 @@ func (c *slowOpenConn) Write(b []byte) (n int, err error) {
 func (c *slowOpenConn) Close() error {
 	c.closeOnce.Do(func() {
 		close(c.done)
-		if c.conn != nil {
-			c.conn.Close()
+		conn := c.conn.Load()
+		if conn != nil {
+			conn.Close()
 		}
 	})
 	return nil
 }
 
 func (c *slowOpenConn) LocalAddr() net.Addr {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		return M.Socksaddr{}
 	}
-	return c.conn.LocalAddr()
+	return conn.LocalAddr()
 }
 
 func (c *slowOpenConn) RemoteAddr() net.Addr {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		return M.Socksaddr{}
 	}
-	return c.conn.RemoteAddr()
+	return conn.RemoteAddr()
 }
 
 func (c *slowOpenConn) SetDeadline(t time.Time) error {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		return os.ErrInvalid
 	}
-	return c.conn.SetDeadline(t)
+	return conn.SetDeadline(t)
 }
 
 func (c *slowOpenConn) SetReadDeadline(t time.Time) error {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		return os.ErrInvalid
 	}
-	return c.conn.SetReadDeadline(t)
+	return conn.SetReadDeadline(t)
 }
 
 func (c *slowOpenConn) SetWriteDeadline(t time.Time) error {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		return os.ErrInvalid
 	}
-	return c.conn.SetWriteDeadline(t)
+	return conn.SetWriteDeadline(t)
 }
 
 func (c *slowOpenConn) Upstream() any {
-	return c.conn
+	return common.PtrOrNil(c.conn.Load())
 }
 
 func (c *slowOpenConn) ReaderReplaceable() bool {
-	return c.conn != nil
+	return c.conn.Load() != nil
 }
 
 func (c *slowOpenConn) WriterReplaceable() bool {
-	return c.conn != nil
+	return c.conn.Load() != nil
 }
 
 func (c *slowOpenConn) LazyHeadroom() bool {
-	return c.conn == nil
+	return c.conn.Load() == nil
 }
 
 func (c *slowOpenConn) NeedHandshake() bool {
-	return c.conn == nil
+	return c.conn.Load() == nil
 }
 
 func (c *slowOpenConn) WriteTo(w io.Writer) (n int64, err error) {
-	if c.conn == nil {
+	conn := c.conn.Load()
+	if conn == nil {
 		select {
 		case <-c.create:
 			if c.err != nil {
@@ -166,5 +178,5 @@ func (c *slowOpenConn) WriteTo(w io.Writer) (n int64, err error) {
 			return 0, c.err
 		}
 	}
-	return bufio.Copy(w, c.conn)
+	return bufio.Copy(w, c.conn.Load())
 }

common/listener/listener_tcp.go

@@ -3,6 +3,7 @@ package listener
 import (
 	"net"
 	"net/netip"
+	"strings"
 	"syscall"
 	"time"
 
@@ -56,7 +57,7 @@ func (l *Listener) ListenTCP() (net.Listener, error) {
 	if l.tproxy {
 		listenConfig.Control = control.Append(listenConfig.Control, func(network, address string, conn syscall.RawConn) error {
 			return control.Raw(conn, func(fd uintptr) error {
-				return redir.TProxy(fd, !M.ParseSocksaddr(address).IsIPv4(), false)
+				return redir.TProxy(fd, !strings.HasSuffix(network, "4"), false)
 			})
 		})
 	}

common/listener/listener_udp.go

@@ -5,6 +5,7 @@ import (
 	"net"
 	"net/netip"
 	"os"
+	"strings"
 	"syscall"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -41,7 +42,7 @@ func (l *Listener) ListenUDP() (net.PacketConn, error) {
 	if l.tproxy {
 		listenConfig.Control = control.Append(listenConfig.Control, func(network, address string, conn syscall.RawConn) error {
 			return control.Raw(conn, func(fd uintptr) error {
-				return redir.TProxy(fd, !M.ParseSocksaddr(address).IsIPv4(), true)
+				return redir.TProxy(fd, !strings.HasSuffix(network, "4"), true)
 			})
 		})
 	}

common/sniff/quic_blacklist.go

@@ -17,8 +17,5 @@ var uQUICChrome115 = &ja3.ClientHello{
 }
 
 func maybeUQUIC(fingerprint *ja3.ClientHello) bool {
-	if uQUICChrome115.Equals(fingerprint, true) {
-		return true
-	}
-	return false
+	return !uQUICChrome115.Equals(fingerprint, true)
 }

common/sniff/quic_test.go

@@ -56,7 +56,7 @@ func TestSniffUQUICChrome115(t *testing.T) {
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
 	require.NoError(t, err)
 	require.Equal(t, metadata.Protocol, C.ProtocolQUIC)
-	require.Equal(t, metadata.Client, C.ClientQUICGo)
+	require.Equal(t, metadata.Client, C.ClientChromium)
 	require.Equal(t, metadata.Domain, "www.google.com")
 }
 

common/tls/client.go

@@ -53,26 +53,48 @@ func ClientHandshake(ctx context.Context, conn net.Conn, config Config) (Conn, e
 	return tlsConn, nil
 }
 
-type Dialer struct {
+type Dialer interface {
+	N.Dialer
+	DialTLSContext(ctx context.Context, destination M.Socksaddr) (Conn, error)
+}
+
+type defaultDialer struct {
 	dialer N.Dialer
 	config Config
 }
 
-func NewDialer(dialer N.Dialer, config Config) N.Dialer {
-	return &Dialer{dialer, config}
+func NewDialer(dialer N.Dialer, config Config) Dialer {
+	return &defaultDialer{dialer, config}
 }
 
-func (d *Dialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	if network != N.NetworkTCP {
+func (d *defaultDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	if N.NetworkName(network) != N.NetworkTCP {
 		return nil, os.ErrInvalid
 	}
-	conn, err := d.dialer.DialContext(ctx, network, destination)
+	return d.DialTLSContext(ctx, destination)
+}
+
+func (d *defaultDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	return nil, os.ErrInvalid
+}
+
+func (d *defaultDialer) DialTLSContext(ctx context.Context, destination M.Socksaddr) (Conn, error) {
+	return d.dialContext(ctx, destination)
+}
+
+func (d *defaultDialer) dialContext(ctx context.Context, destination M.Socksaddr) (Conn, error) {
+	conn, err := d.dialer.DialContext(ctx, N.NetworkTCP, destination)
 	if err != nil {
 		return nil, err
 	}
-	return ClientHandshake(ctx, conn, d.config)
+	tlsConn, err := aTLS.ClientHandshake(ctx, conn, d.config)
+	if err != nil {
+		conn.Close()
+		return nil, err
+	}
+	return tlsConn, nil
 }
 
-func (d *Dialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	return nil, os.ErrInvalid
+func (d *defaultDialer) Upstream() any {
+	return d.dialer
 }

common/tls/ech.go

@@ -69,11 +69,7 @@ func parseECHServerConfig(ctx context.Context, options option.InboundTLSOptions,
 	} else {
 		return E.New("missing ECH keys")
 	}
-	block, rest := pem.Decode(echKey)
-	if block == nil || block.Type != "ECH KEYS" || len(rest) > 0 {
-		return E.New("invalid ECH keys pem")
-	}
-	echKeys, err := UnmarshalECHKeys(block.Bytes)
+	echKeys, err := parseECHKeys(echKey)
 	if err != nil {
 		return E.Cause(err, "parse ECH keys")
 	}
@@ -85,21 +81,29 @@ func parseECHServerConfig(ctx context.Context, options option.InboundTLSOptions,
 	return nil
 }
 
-func reloadECHKeys(echKeyPath string, tlsConfig *tls.Config) error {
-	echKey, err := os.ReadFile(echKeyPath)
+func (c *STDServerConfig) setECHServerConfig(echKey []byte) error {
+	echKeys, err := parseECHKeys(echKey)
 	if err != nil {
-		return E.Cause(err, "reload ECH keys from ", echKeyPath)
+		return err
 	}
+	c.access.Lock()
+	config := c.config.Clone()
+	config.EncryptedClientHelloKeys = echKeys
+	c.config = config
+	c.access.Unlock()
+	return nil
+}
+
+func parseECHKeys(echKey []byte) ([]tls.EncryptedClientHelloKey, error) {
 	block, _ := pem.Decode(echKey)
 	if block == nil || block.Type != "ECH KEYS" {
-		return E.New("invalid ECH keys pem")
+		return nil, E.New("invalid ECH keys pem")
 	}
 	echKeys, err := UnmarshalECHKeys(block.Bytes)
 	if err != nil {
-		return E.Cause(err, "parse ECH keys")
+		return nil, E.Cause(err, "parse ECH keys")
 	}
-	tlsConfig.EncryptedClientHelloKeys = echKeys
-	return nil
+	return echKeys, nil
 }
 
 type ECHClientConfig struct {
@@ -125,7 +129,7 @@ func (s *ECHClientConfig) ClientHandshake(ctx context.Context, conn net.Conn) (a
 func (s *ECHClientConfig) fetchAndHandshake(ctx context.Context, conn net.Conn) (aTLS.Conn, error) {
 	s.access.Lock()
 	defer s.access.Unlock()
-	if len(s.ECHConfigList()) == 0 || s.lastTTL == 0 || time.Now().Sub(s.lastUpdate) > s.lastTTL {
+	if len(s.ECHConfigList()) == 0 || s.lastTTL == 0 || time.Since(s.lastUpdate) > s.lastTTL {
 		message := &mDNS.Msg{
 			MsgHdr: mDNS.MsgHdr{
 				RecursionDesired: true,

common/tls/ech_stub.go

@@ -18,6 +18,6 @@ func parseECHServerConfig(ctx context.Context, options option.InboundTLSOptions,
 	return E.New("ECH requires go1.24, please recompile your binary.")
 }
 
-func reloadECHKeys(echKeyPath string, tlsConfig *tls.Config) error {
-	return E.New("ECH requires go1.24, please recompile your binary.")
+func (c *STDServerConfig) setECHServerConfig(echKey []byte) error {
+	panic("unreachable")
 }

common/tls/reality_client.go

@@ -307,3 +307,11 @@ func (c *realityClientConnWrapper) Upstream() any {
 func (c *realityClientConnWrapper) CloseWrite() error {
 	return c.Close()
 }
+
+func (c *realityClientConnWrapper) ReaderReplaceable() bool {
+	return true
+}
+
+func (c *realityClientConnWrapper) WriterReplaceable() bool {
+	return true
+}

common/tls/reality_server.go

@@ -206,3 +206,11 @@ func (c *realityConnWrapper) Upstream() any {
 func (c *realityConnWrapper) CloseWrite() error {
 	return c.Close()
 }
+
+func (c *realityConnWrapper) ReaderReplaceable() bool {
+	return true
+}
+
+func (c *realityConnWrapper) WriterReplaceable() bool {
+	return true
+}

common/tls/std_server.go

@@ -6,6 +6,7 @@ import (
 	"net"
 	"os"
 	"strings"
+	"sync"
 	"time"
 
 	"github.com/sagernet/fswatch"
@@ -20,6 +21,7 @@ import (
 var errInsecureUnused = E.New("tls: insecure unused")
 
 type STDServerConfig struct {
+	access          sync.RWMutex
 	config          *tls.Config
 	logger          log.Logger
 	acmeService     adapter.SimpleLifecycle
@@ -32,14 +34,22 @@ type STDServerConfig struct {
 }
 
 func (c *STDServerConfig) ServerName() string {
+	c.access.RLock()
+	defer c.access.RUnlock()
 	return c.config.ServerName
 }
 
 func (c *STDServerConfig) SetServerName(serverName string) {
-	c.config.ServerName = serverName
+	c.access.Lock()
+	defer c.access.Unlock()
+	config := c.config.Clone()
+	config.ServerName = serverName
+	c.config = config
 }
 
 func (c *STDServerConfig) NextProtos() []string {
+	c.access.RLock()
+	defer c.access.RUnlock()
 	if c.acmeService != nil && len(c.config.NextProtos) > 1 && c.config.NextProtos[0] == ACMETLS1Protocol {
 		return c.config.NextProtos[1:]
 	} else {
@@ -48,11 +58,15 @@ func (c *STDServerConfig) NextProtos() []string {
 }
 
 func (c *STDServerConfig) SetNextProtos(nextProto []string) {
+	c.access.Lock()
+	defer c.access.Unlock()
+	config := c.config.Clone()
 	if c.acmeService != nil && len(c.config.NextProtos) > 1 && c.config.NextProtos[0] == ACMETLS1Protocol {
-		c.config.NextProtos = append(c.config.NextProtos[:1], nextProto...)
+		config.NextProtos = append(c.config.NextProtos[:1], nextProto...)
 	} else {
-		c.config.NextProtos = nextProto
+		config.NextProtos = nextProto
 	}
+	c.config = config
 }
 
 func (c *STDServerConfig) Config() (*STDConfig, error) {
@@ -77,9 +91,6 @@ func (c *STDServerConfig) Start() error {
 	if c.acmeService != nil {
 		return c.acmeService.Start()
 	} else {
-		if c.certificatePath == "" && c.keyPath == "" {
-			return nil
-		}
 		err := c.startWatcher()
 		if err != nil {
 			c.logger.Warn("create fsnotify watcher: ", err)
@@ -99,6 +110,9 @@ func (c *STDServerConfig) startWatcher() error {
 	if c.echKeyPath != "" {
 		watchPath = append(watchPath, c.echKeyPath)
 	}
+	if len(watchPath) == 0 {
+		return nil
+	}
 	watcher, err := fswatch.NewWatcher(fswatch.Options{
 		Path: watchPath,
 		Callback: func(path string) {
@@ -138,10 +152,18 @@ func (c *STDServerConfig) certificateUpdated(path string) error {
 		if err != nil {
 			return E.Cause(err, "reload key pair")
 		}
-		c.config.Certificates = []tls.Certificate{keyPair}
+		c.access.Lock()
+		config := c.config.Clone()
+		config.Certificates = []tls.Certificate{keyPair}
+		c.config = config
+		c.access.Unlock()
 		c.logger.Info("reloaded TLS certificate")
 	} else if path == c.echKeyPath {
-		err := reloadECHKeys(c.echKeyPath, c.config)
+		echKey, err := os.ReadFile(c.echKeyPath)
+		if err != nil {
+			return E.Cause(err, "reload ECH keys from ", c.echKeyPath)
+		}
+		err = c.setECHServerConfig(echKey)
 		if err != nil {
 			return err
 		}
@@ -262,7 +284,7 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 			return nil, err
 		}
 	}
-	return &STDServerConfig{
+	serverConfig := &STDServerConfig{
 		config:          tlsConfig,
 		logger:          logger,
 		acmeService:     acmeService,
@@ -271,5 +293,11 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 		certificatePath: options.CertificatePath,
 		keyPath:         options.KeyPath,
 		echKeyPath:      echKeyPath,
-	}, nil
+	}
+	serverConfig.config.GetConfigForClient = func(info *tls.ClientHelloInfo) (*tls.Config, error) {
+		serverConfig.access.Lock()
+		defer serverConfig.access.Unlock()
+		return serverConfig.config, nil
+	}
+	return serverConfig, nil
 }

common/tls/utls_client.go

@@ -106,6 +106,14 @@ func (c *utlsConnWrapper) Upstream() any {
 	return c.UConn
 }
 
+func (c *utlsConnWrapper) ReaderReplaceable() bool {
+	return true
+}
+
+func (c *utlsConnWrapper) WriterReplaceable() bool {
+	return true
+}
+
 type utlsALPNWrapper struct {
 	utlsConnWrapper
 	nextProtocols []string

common/tlsfragment/conn.go

@@ -109,6 +109,9 @@ func (c *Conn) Write(b []byte) (n int, err error) {
 						if err != nil {
 							return
 						}
+						if i != len(splitIndexes) {
+							time.Sleep(c.fallbackDelay)
+						}
 					}
 				}
 			}

common/tlsfragment/wait_stub.go

@@ -9,6 +9,10 @@ import (
 )
 
 func writeAndWaitAck(ctx context.Context, conn *net.TCPConn, payload []byte, fallbackDelay time.Duration) error {
+	_, err := conn.Write(payload)
+	if err != nil {
+		return err
+	}
 	time.Sleep(fallbackDelay)
 	return nil
 }

common/tlsfragment/wait_windows.go

@@ -16,6 +16,9 @@ func writeAndWaitAck(ctx context.Context, conn *net.TCPConn, payload []byte, fal
 	err := winiphlpapi.WriteAndWaitAck(ctx, conn, payload)
 	if err != nil {
 		if errors.Is(err, windows.ERROR_ACCESS_DENIED) {
+			if _, err := conn.Write(payload); err != nil {
+				return err
+			}
 			time.Sleep(fallbackDelay)
 			return nil
 		}

common/urltest/urltest.go

@@ -47,15 +47,15 @@ func (s *HistoryStorage) LoadURLTestHistory(tag string) *adapter.URLTestHistory
 func (s *HistoryStorage) DeleteURLTestHistory(tag string) {
 	s.access.Lock()
 	delete(s.delayHistory, tag)
-	s.access.Unlock()
 	s.notifyUpdated()
+	s.access.Unlock()
 }
 
 func (s *HistoryStorage) StoreURLTestHistory(tag string, history *adapter.URLTestHistory) {
 	s.access.Lock()
 	s.delayHistory[tag] = history
-	s.access.Unlock()
 	s.notifyUpdated()
+	s.access.Unlock()
 }
 
 func (s *HistoryStorage) notifyUpdated() {
@@ -69,6 +69,8 @@ func (s *HistoryStorage) notifyUpdated() {
 }
 
 func (s *HistoryStorage) Close() error {
+	s.access.Lock()
+	defer s.access.Unlock()
 	s.updateHook = nil
 	return nil
 }

common/xray/buf/buffer.go

@@ -13,7 +13,7 @@ const (
 	Size = 8192
 )
 
-var zero = [Size * 10]byte{0}
+var ErrBufferFull = E.New("buffer is full")
 
 var pool = bytespool.GetPool(Size)
 
@@ -144,7 +144,7 @@ func (b *Buffer) Bytes() []byte {
 }
 
 // Extend increases the buffer size by n bytes, and returns the extended part.
-// It panics if result size is larger than buf.Size.
+// It panics if result size is larger than size of this buffer.
 func (b *Buffer) Extend(n int32) []byte {
 	end := b.end + n
 	if end > int32(len(b.v)) {
@@ -152,7 +152,7 @@ func (b *Buffer) Extend(n int32) []byte {
 	}
 	ext := b.v[b.end:end]
 	b.end = end
-	copy(ext, zero[:])
+	clear(ext)
 	return ext
 }
 
@@ -215,7 +215,7 @@ func (b *Buffer) Resize(from, to int32) {
 	b.start += from
 	b.Check()
 	if b.end > oldEnd {
-		copy(b.v[oldEnd:b.end], zero[:])
+		clear(b.v[oldEnd:b.end])
 	}
 }
 
@@ -244,6 +244,14 @@ func (b *Buffer) Cap() int32 {
 	return int32(len(b.v))
 }
 
+// Available returns the available capacity of the buffer content.
+func (b *Buffer) Available() int32 {
+	if b == nil {
+		return 0
+	}
+	return int32(len(b.v)) - b.end
+}
+
 // IsEmpty returns true if the buffer is empty.
 func (b *Buffer) IsEmpty() bool {
 	return b.Len() == 0
@@ -258,13 +266,16 @@ func (b *Buffer) IsFull() bool {
 func (b *Buffer) Write(data []byte) (int, error) {
 	nBytes := copy(b.v[b.end:], data)
 	b.end += int32(nBytes)
+	if nBytes < len(data) {
+		return nBytes, ErrBufferFull
+	}
 	return nBytes, nil
 }
 
 // WriteByte writes a single byte into the buffer.
 func (b *Buffer) WriteByte(v byte) error {
 	if b.IsFull() {
-		return E.New("buffer full")
+		return ErrBufferFull
 	}
 	b.v[b.end] = v
 	b.end++

common/xray/buf/io.go

@@ -22,6 +22,7 @@ var ErrReadTimeout = E.New("IO timeout")
 
 // TimeoutReader is a reader that returns error if Read() operation takes longer than the given timeout.
 type TimeoutReader interface {
+	Reader
 	ReadMultiBufferTimeout(time.Duration) (MultiBuffer, error)
 }
 

common/xray/buf/multi_buffer.go

@@ -144,7 +144,7 @@ func Compact(mb MultiBuffer) MultiBuffer {
 
 	for i := 1; i < len(mb); i++ {
 		curr := mb[i]
-		if last.Len()+curr.Len() > Size {
+		if curr.Len() > last.Available() {
 			mb2 = append(mb2, last)
 			last = curr
 		} else {

common/xray/buf/writer.go

@@ -78,6 +78,7 @@ type BufferedWriter struct {
 	writer    Writer
 	buffer    *Buffer
 	buffered  bool
+	flushNext bool
 }
 
 // NewBufferedWriter creates a new BufferedWriter.
@@ -161,6 +162,12 @@ func (w *BufferedWriter) WriteMultiBuffer(b MultiBuffer) error {
 		}
 	}
 
+	if w.flushNext {
+		w.buffered = false
+		w.flushNext = false
+		return w.flushInternal()
+	}
+
 	return nil
 }
 
@@ -201,6 +208,13 @@ func (w *BufferedWriter) SetBuffered(f bool) error {
 	return nil
 }
 
+// SetFlushNext will wait the next WriteMultiBuffer to flush and set buffered = false
+func (w *BufferedWriter) SetFlushNext() {
+	w.Lock()
+	defer w.Unlock()
+	w.flushNext = true
+}
+
 // ReadFrom implements io.ReaderFrom.
 func (w *BufferedWriter) ReadFrom(reader io.Reader) (int64, error) {
 	if err := w.SetBuffered(false); err != nil {

common/xray/common.go

@@ -1,5 +1,7 @@
 package common
 
+import "reflect"
+
 // Must panics if err is not nil.
 func Must(err error) {
 	if err != nil {
@@ -17,3 +19,14 @@ func Must2(v interface{}, err error) interface{} {
 func Error2(v interface{}, err error) error {
 	return err
 }
+
+// CloseIfExists call obj.Close() if obj is not nil.
+func CloseIfExists(obj any) error {
+	if obj != nil {
+		v := reflect.ValueOf(obj)
+		if !v.IsNil() {
+			return Close(obj)
+		}
+	}
+	return nil
+}

common/xray/crypto/crypto.go

@@ -9,6 +9,9 @@ func RandBetween(from int64, to int64) int64 {
 	if from == to {
 		return from
 	}
+	if from > to {
+		from, to = to, from
+	}
 	bigInt, _ := rand.Int(rand.Reader, big.NewInt(to-from))
 	return from + bigInt.Int64()
 }

common/xray/json/badoption/range.go

@@ -33,8 +33,12 @@ func (c *Range) UnmarshalJSON(content []byte) error {
 	if err == nil {
 		parts := strings.Split(stringValue, "-")
 		if len(parts) != 2 {
-			return E.New("invalid length of range parts")
+			from, err := strconv.ParseInt(parts[0], 10, 32)
+			if err != nil {
+				return err
 			}
+			rangeValue.From, rangeValue.To = int32(from), int32(from)
+		} else {
 			from, err := strconv.ParseInt(parts[0], 10, 32)
 			if err != nil {
 				return err
@@ -44,6 +48,7 @@ func (c *Range) UnmarshalJSON(content []byte) error {
 				return err
 			}
 			rangeValue.From, rangeValue.To = int32(from), int32(to)
+		}
 	} else {
 		err := json.Unmarshal(content, &rangeValue)
 		if err != nil {

common/xray/pipe/impl.go

@@ -200,16 +200,19 @@ func (p *pipe) Interrupt() {
 	p.Lock()
 	defer p.Unlock()
 
+	if !p.data.IsEmpty() {
+		buf.ReleaseMulti(p.data)
+		p.data = nil
+		if p.state == closed {
+			p.state = errord
+		}
+	}
+
 	if p.state == closed || p.state == errord {
 		return
 	}
 
 	p.state = errord
 
-	if !p.data.IsEmpty() {
-		buf.ReleaseMulti(p.data)
-		p.data = nil
-	}
-
 	common.Must(p.done.Close())
 }

common/xray/signal/timer.go

@@ -3,6 +3,7 @@ package signal
 import (
 	"context"
 	"sync"
+	"sync/atomic"
 	"time"
 
 	"github.com/sagernet/sing-box/common/xray"
@@ -14,10 +15,12 @@ type ActivityUpdater interface {
 }
 
 type ActivityTimer struct {
-	sync.RWMutex
+	mu        sync.RWMutex
 	updated   chan struct{}
 	checkTask *task.Periodic
 	onTimeout func()
+	consumed  atomic.Bool
+	once      sync.Once
 }
 
 func (t *ActivityTimer) Update() {
@@ -37,39 +40,39 @@ func (t *ActivityTimer) check() error {
 }
 
 func (t *ActivityTimer) finish() {
-	t.Lock()
-	defer t.Unlock()
+	t.once.Do(func() {
+		t.consumed.Store(true)
+		t.mu.Lock()
+		defer t.mu.Unlock()
 
-	if t.onTimeout != nil {
+		common.CloseIfExists(t.checkTask)
 		t.onTimeout()
-		t.onTimeout = nil
-	}
-	if t.checkTask != nil {
-		t.checkTask.Close()
-		t.checkTask = nil
-	}
+	})
 }
 
 func (t *ActivityTimer) SetTimeout(timeout time.Duration) {
+	if t.consumed.Load() {
+		return
+	}
 	if timeout == 0 {
 		t.finish()
 		return
 	}
 
-	checkTask := &task.Periodic{
+	t.mu.Lock()
+	defer t.mu.Unlock()
+	// double check, just in case
+	if t.consumed.Load() {
+		return
+	}
+	newCheckTask := &task.Periodic{
 		Interval: timeout,
 		Execute:  t.check,
 	}
-
-	t.Lock()
-
-	if t.checkTask != nil {
-		t.checkTask.Close()
-	}
-	t.checkTask = checkTask
-	t.Unlock()
+	common.CloseIfExists(t.checkTask)
+	t.checkTask = newCheckTask
 	t.Update()
-	common.Must(checkTask.Start())
+	common.Must(newCheckTask.Start())
 }
 
 func CancelAfterInactivity(ctx context.Context, cancel context.CancelFunc, timeout time.Duration) *ActivityTimer {

dns/client.go

@@ -2,12 +2,14 @@ package dns
 
 import (
 	"context"
+	"errors"
 	"net"
 	"net/netip"
 	"strings"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/compatible"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
@@ -17,7 +19,7 @@ import (
 	"github.com/sagernet/sing/contrab/freelru"
 	"github.com/sagernet/sing/contrab/maphash"
 
-	dns "github.com/miekg/dns"
+	"github.com/miekg/dns"
 )
 
 var (
@@ -39,7 +41,9 @@ type Client struct {
 	initRDRCFunc       func() adapter.RDRCStore
 	logger             logger.ContextLogger
 	cache              freelru.Cache[dns.Question, *dns.Msg]
+	cacheLock          compatible.Map[dns.Question, chan struct{}]
 	transportCache     freelru.Cache[transportCacheKey, *dns.Msg]
+	transportCacheLock compatible.Map[dns.Question, chan struct{}]
 }
 
 type ClientOptions struct {
@@ -91,22 +95,34 @@ func (c *Client) Start() {
 	}
 }
 
+func extractNegativeTTL(response *dns.Msg) (uint32, bool) {
+	for _, record := range response.Ns {
+		if soa, isSOA := record.(*dns.SOA); isSOA {
+			soaTTL := soa.Header().Ttl
+			soaMinimum := soa.Minttl
+			if soaTTL < soaMinimum {
+				return soaTTL, true
+			}
+			return soaMinimum, true
+		}
+	}
+	return 0, false
+}
+
 func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, message *dns.Msg, options adapter.DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) (*dns.Msg, error) {
 	if len(message.Question) == 0 {
 		if c.logger != nil {
 			c.logger.WarnContext(ctx, "bad question size: ", len(message.Question))
 		}
-		responseMessage := dns.Msg{
-			MsgHdr: dns.MsgHdr{
-				Id:       message.Id,
-				Response: true,
-				Rcode:    dns.RcodeFormatError,
-			},
-			Question: message.Question,
-		}
-		return &responseMessage, nil
+		return FixedResponseStatus(message, dns.RcodeFormatError), nil
 	}
 	question := message.Question[0]
+	if question.Qtype == dns.TypeA && options.Strategy == C.DomainStrategyIPv6Only || question.Qtype == dns.TypeAAAA && options.Strategy == C.DomainStrategyIPv4Only {
+		if c.logger != nil {
+			c.logger.DebugContext(ctx, "strategy rejected")
+		}
+		return FixedResponseStatus(message, dns.RcodeSuccess), nil
+	}
 	clientSubnet := options.ClientSubnet
 	if !clientSubnet.IsValid() {
 		clientSubnet = c.clientSubnet
@@ -114,12 +130,38 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 	if clientSubnet.IsValid() {
 		message = SetClientSubnet(message, clientSubnet)
 	}
+
 	isSimpleRequest := len(message.Question) == 1 &&
 		len(message.Ns) == 0 &&
-		len(message.Extra) == 0 &&
+		(len(message.Extra) == 0 || len(message.Extra) == 1 &&
+			message.Extra[0].Header().Rrtype == dns.TypeOPT &&
+			message.Extra[0].Header().Class > 0 &&
+			message.Extra[0].Header().Ttl == 0 &&
+			len(message.Extra[0].(*dns.OPT).Option) == 0) &&
 		!options.ClientSubnet.IsValid()
 	disableCache := !isSimpleRequest || c.disableCache || options.DisableCache
 	if !disableCache {
+		if c.cache != nil {
+			cond, loaded := c.cacheLock.LoadOrStore(question, make(chan struct{}))
+			if loaded {
+				<-cond
+			} else {
+				defer func() {
+					c.cacheLock.Delete(question)
+					close(cond)
+				}()
+			}
+		} else if c.transportCache != nil {
+			cond, loaded := c.transportCacheLock.LoadOrStore(question, make(chan struct{}))
+			if loaded {
+				<-cond
+			} else {
+				defer func() {
+					c.transportCacheLock.Delete(question)
+					close(cond)
+				}()
+			}
+		}
 		response, ttl := c.loadResponse(question, transport)
 		if response != nil {
 			logCachedResponse(c.logger, ctx, response, ttl)
@@ -127,27 +169,14 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 			return response, nil
 		}
 	}
-	if question.Qtype == dns.TypeA && options.Strategy == C.DomainStrategyIPv6Only || question.Qtype == dns.TypeAAAA && options.Strategy == C.DomainStrategyIPv4Only {
-		responseMessage := dns.Msg{
-			MsgHdr: dns.MsgHdr{
-				Id:       message.Id,
-				Response: true,
-				Rcode:    dns.RcodeSuccess,
-			},
-			Question: []dns.Question{question},
-		}
-		if c.logger != nil {
-			c.logger.DebugContext(ctx, "strategy rejected")
-		}
-		return &responseMessage, nil
-	}
+
 	messageId := message.Id
 	contextTransport, clientSubnetLoaded := transportTagFromContext(ctx)
 	if clientSubnetLoaded && transport.Tag() == contextTransport {
 		return nil, E.New("DNS query loopback in transport[", contextTransport, "]")
 	}
 	ctx = contextWithTransportTag(ctx, transport.Tag())
-	if responseChecker != nil && c.rdrc != nil {
+	if !disableCache && responseChecker != nil && c.rdrc != nil {
 		rejected := c.rdrc.LoadRDRC(transport.Tag(), question.Name, question.Qtype)
 		if rejected {
 			return nil, ErrResponseRejectedCached
@@ -157,8 +186,13 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 	response, err := transport.Exchange(ctx, message)
 	cancel()
 	if err != nil {
+		var rcodeError RcodeError
+		if errors.As(err, &rcodeError) {
+			response = FixedResponseStatus(message, int(rcodeError))
+		} else {
 			return nil, err
 		}
+	}
 	/*if question.Qtype == dns.TypeA || question.Qtype == dns.TypeAAAA {
 		validResponse := response
 	loop:
@@ -194,15 +228,17 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 			response.Answer = append(response.Answer, validResponse.Answer...)
 		}
 	}*/
+	disableCache = disableCache || (response.Rcode != dns.RcodeSuccess && response.Rcode != dns.RcodeNameError)
 	if responseChecker != nil {
 		var rejected bool
-		if !(response.Rcode == dns.RcodeSuccess || response.Rcode == dns.RcodeNameError) {
+		// TODO: add accept_any rule and support to check response instead of addresses
+		if response.Rcode != dns.RcodeSuccess || len(response.Answer) == 0 {
 			rejected = true
 		} else {
 			rejected = !responseChecker(MessageToAddresses(response))
 		}
 		if rejected {
-			if c.rdrc != nil {
+			if !disableCache && c.rdrc != nil {
 				c.rdrc.SaveRDRCAsync(transport.Tag(), question.Name, question.Qtype, c.logger)
 			}
 			logRejectedResponse(c.logger, ctx, response)
@@ -229,6 +265,12 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 		}
 	}
 	var timeToLive uint32
+	if len(response.Answer) == 0 {
+		if soaTTL, hasSOA := extractNegativeTTL(response); hasSOA {
+			timeToLive = soaTTL
+		}
+	}
+	if timeToLive == 0 {
 		for _, recordList := range [][]dns.RR{response.Answer, response.Ns, response.Extra} {
 			for _, record := range recordList {
 				if timeToLive == 0 || record.Header().Ttl > 0 && record.Header().Ttl < timeToLive {
@@ -236,6 +278,7 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 				}
 			}
 		}
+	}
 	if options.RewriteTTL != nil {
 		timeToLive = *options.RewriteTTL
 	}
@@ -259,7 +302,7 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 		}
 	}
 	logExchangedResponse(c.logger, ctx, response, timeToLive)
-	return response, err
+	return response, nil
 }
 
 func (c *Client) Lookup(ctx context.Context, transport adapter.DNSTransport, domain string, options adapter.DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) ([]netip.Addr, error) {
@@ -305,8 +348,7 @@ func (c *Client) Lookup(ctx context.Context, transport adapter.DNSTransport, dom
 func (c *Client) ClearCache() {
 	if c.cache != nil {
 		c.cache.Purge()
-	}
-	if c.transportCache != nil {
+	} else if c.transportCache != nil {
 		c.transportCache.Purge()
 	}
 }
@@ -320,37 +362,41 @@ func (c *Client) LookupCache(domain string, strategy C.DomainStrategy) ([]netip.
 	}
 	dnsName := dns.Fqdn(domain)
 	if strategy == C.DomainStrategyIPv4Only {
-		response, err := c.questionCache(dns.Question{
+		addresses, err := c.questionCache(dns.Question{
 			Name:   dnsName,
 			Qtype:  dns.TypeA,
 			Qclass: dns.ClassINET,
 		}, nil)
 		if err != ErrNotCached {
-			return response, true
+			return addresses, true
 		}
 	} else if strategy == C.DomainStrategyIPv6Only {
-		response, err := c.questionCache(dns.Question{
+		addresses, err := c.questionCache(dns.Question{
 			Name:   dnsName,
 			Qtype:  dns.TypeAAAA,
 			Qclass: dns.ClassINET,
 		}, nil)
 		if err != ErrNotCached {
-			return response, true
+			return addresses, true
 		}
 	} else {
-		response4, _ := c.questionCache(dns.Question{
+		response4, _ := c.loadResponse(dns.Question{
 			Name:   dnsName,
 			Qtype:  dns.TypeA,
 			Qclass: dns.ClassINET,
 		}, nil)
-		response6, _ := c.questionCache(dns.Question{
+		if response4 == nil {
+			return nil, false
+		}
+		response6, _ := c.loadResponse(dns.Question{
 			Name:   dnsName,
 			Qtype:  dns.TypeAAAA,
 			Qclass: dns.ClassINET,
 		}, nil)
-		if len(response4) > 0 || len(response6) > 0 {
-			return sortAddresses(response4, response6, strategy), true
+		if response6 == nil {
+			return nil, false
 		}
+		return sortAddresses(MessageToAddresses(response4), MessageToAddresses(response6), strategy), true
 	}
 	return nil, false
 }
@@ -390,8 +436,7 @@ func (c *Client) storeCache(transport adapter.DNSTransport, question dns.Questio
 				transportTag: transport.Tag(),
 			}, message)
 		}
-		return
-	}
+	} else {
 		if !c.independentCache {
 			c.cache.AddWithLifetime(question, message, time.Second*time.Duration(timeToLive))
 		} else {
@@ -400,6 +445,7 @@ func (c *Client) storeCache(transport adapter.DNSTransport, question dns.Questio
 				transportTag: transport.Tag(),
 			}, message, time.Second*time.Duration(timeToLive))
 		}
+	}
 }
 
 func (c *Client) lookupToExchange(ctx context.Context, transport adapter.DNSTransport, name string, qType uint16, options adapter.DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) ([]netip.Addr, error) {
@@ -517,6 +563,9 @@ func (c *Client) loadResponse(question dns.Question, transport adapter.DNSTransp
 }
 
 func MessageToAddresses(response *dns.Msg) []netip.Addr {
+	if response == nil || response.Rcode != dns.RcodeSuccess {
+		return nil
+	}
 	addresses := make([]netip.Addr, 0, len(response.Answer))
 	for _, rawAnswer := range response.Answer {
 		switch answer := rawAnswer.(type) {
@@ -562,8 +611,11 @@ func FixedResponseStatus(message *dns.Msg, rcode int) *dns.Msg {
 	return &dns.Msg{
 		MsgHdr: dns.MsgHdr{
 			Id:                 message.Id,
-			Rcode:    rcode,
 			Response:           true,
+			Authoritative:      true,
+			RecursionDesired:   true,
+			RecursionAvailable: true,
+			Rcode:              rcode,
 		},
 		Question: message.Question,
 	}

dns/client_truncate.go

@@ -15,8 +15,7 @@ func TruncateDNSMessage(request *dns.Msg, response *dns.Msg, headroom int) (*buf
 	}
 	responseLen := response.Len()
 	if responseLen > maxLen {
-		copyResponse := *response
-		response = &copyResponse
+		response = response.Copy()
 		response.Truncate(maxLen)
 	}
 	buffer := buf.NewSize(headroom*2 + 1 + responseLen)

dns/rcode.go

@@ -5,6 +5,7 @@ import (
 )
 
 const (
+	RcodeSuccess     RcodeError = mDNS.RcodeSuccess
 	RcodeFormatError RcodeError = mDNS.RcodeFormatError
 	RcodeNameError   RcodeError = mDNS.RcodeNameError
 	RcodeRefused     RcodeError = mDNS.RcodeRefused

dns/router.go

@@ -293,12 +293,7 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg, options adapte
 					} else if errors.Is(err, ErrResponseRejected) {
 						rejected = true
 						r.logger.DebugContext(ctx, E.Cause(err, "response rejected for ", FormatQuestion(message.Question[0].String())))
-						/*} else if responseCheck!= nil && errors.Is(err, RcodeError(mDNS.RcodeNameError)) {
-						rejected = true
-						r.logger.DebugContext(ctx, E.Cause(err, "response rejected for ", FormatQuestion(message.Question[0].String())))
-						*/
 					} else if len(message.Question) > 0 {
-						rejected = true
 						r.logger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", FormatQuestion(message.Question[0].String())))
 					} else {
 						r.logger.ErrorContext(ctx, E.Cause(err, "exchange failed for <empty query>"))
@@ -391,12 +386,7 @@ func (r *Router) Lookup(ctx context.Context, domain string, options adapter.DNSQ
 			if rule != nil {
 				switch action := rule.Action().(type) {
 				case *R.RuleActionReject:
-					switch action.Method {
-					case C.RuleActionRejectMethodDefault:
-						return nil, nil
-					case C.RuleActionRejectMethodDrop:
-						return nil, tun.ErrDrop
-					}
+					return nil, &R.RejectedError{Cause: action.Error(ctx)}
 				case *R.RuleActionPredefined:
 					if action.Rcode != mDNS.RcodeSuccess {
 						err = RcodeError(action.Rcode)

dns/transport/dhcp/dhcp.go

@@ -2,17 +2,18 @@ package dhcp
 
 import (
 	"context"
+	"errors"
+	"io"
 	"net"
 	"runtime"
 	"strings"
 	"sync"
+	"syscall"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/dialer"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/dns"
-	"github.com/sagernet/sing-box/dns/transport"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-tun"
@@ -29,6 +30,7 @@ import (
 
 	"github.com/insomniacslk/dhcp/dhcpv4"
 	mDNS "github.com/miekg/dns"
+	"golang.org/x/exp/slices"
 )
 
 func RegisterTransport(registry *dns.TransportRegistry) {
@@ -45,9 +47,12 @@ type Transport struct {
 	networkManager    adapter.NetworkManager
 	interfaceName     string
 	interfaceCallback *list.Element[tun.DefaultInterfaceUpdateCallback]
-	transports        []adapter.DNSTransport
-	updateAccess      sync.Mutex
+	transportLock     sync.RWMutex
 	updatedAt         time.Time
+	servers           []M.Socksaddr
+	search            []string
+	ndots             int
+	attempts          int
 }
 
 func NewTransport(ctx context.Context, logger log.ContextLogger, tag string, options option.DHCPDNSServerOptions) (adapter.DNSTransport, error) {
@@ -62,27 +67,40 @@ func NewTransport(ctx context.Context, logger log.ContextLogger, tag string, opt
 		logger:           logger,
 		networkManager:   service.FromContext[adapter.NetworkManager](ctx),
 		interfaceName:    options.Interface,
+		ndots:            1,
+		attempts:         2,
 	}, nil
 }
 
+func NewRawTransport(transportAdapter dns.TransportAdapter, ctx context.Context, dialer N.Dialer, logger log.ContextLogger) *Transport {
+	return &Transport{
+		TransportAdapter: transportAdapter,
+		ctx:              ctx,
+		dialer:           dialer,
+		logger:           logger,
+		networkManager:   service.FromContext[adapter.NetworkManager](ctx),
+		ndots:            1,
+		attempts:         2,
+	}
+}
+
 func (t *Transport) Start(stage adapter.StartStage) error {
 	if stage != adapter.StartStateStart {
 		return nil
 	}
-	err := t.fetchServers()
-	if err != nil {
-		return err
-	}
 	if t.interfaceName == "" {
 		t.interfaceCallback = t.networkManager.InterfaceMonitor().RegisterCallback(t.interfaceUpdated)
 	}
+	go func() {
+		_, err := t.Fetch()
+		if err != nil {
+			t.logger.Error(E.Cause(err, "fetch DNS servers"))
+		}
+	}()
 	return nil
 }
 
 func (t *Transport) Close() error {
-	for _, transport := range t.transports {
-		transport.Close()
-	}
 	if t.interfaceCallback != nil {
 		t.networkManager.InterfaceMonitor().UnregisterCallback(t.interfaceCallback)
 	}
@@ -90,23 +108,44 @@ func (t *Transport) Close() error {
 }
 
 func (t *Transport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
-	err := t.fetchServers()
+	servers, err := t.Fetch()
 	if err != nil {
 		return nil, err
 	}
-
-	if len(t.transports) == 0 {
+	if len(servers) == 0 {
 		return nil, E.New("dhcp: empty DNS servers from response")
 	}
+	return t.Exchange0(ctx, message, servers)
+}
 
-	var response *mDNS.Msg
-	for _, transport := range t.transports {
-		response, err = transport.Exchange(ctx, message)
-		if err == nil {
-			return response, nil
+func (t *Transport) Exchange0(ctx context.Context, message *mDNS.Msg, servers []M.Socksaddr) (*mDNS.Msg, error) {
+	question := message.Question[0]
+	domain := dns.FqdnToDomain(question.Name)
+	if len(servers) == 1 || !(message.Question[0].Qtype == mDNS.TypeA || message.Question[0].Qtype == mDNS.TypeAAAA) {
+		return t.exchangeSingleRequest(ctx, servers, message, domain)
+	} else {
+		return t.exchangeParallel(ctx, servers, message, domain)
 	}
+}
+
+func (t *Transport) Fetch() ([]M.Socksaddr, error) {
+	t.transportLock.RLock()
+	updatedAt := t.updatedAt
+	servers := t.servers
+	t.transportLock.RUnlock()
+	if time.Since(updatedAt) < C.DHCPTTL {
+		return servers, nil
 	}
+	t.transportLock.Lock()
+	defer t.transportLock.Unlock()
+	if time.Since(t.updatedAt) < C.DHCPTTL {
+		return t.servers, nil
+	}
+	err := t.updateServers()
+	if err != nil {
 		return nil, err
+	}
+	return t.servers, nil
 }
 
 func (t *Transport) fetchInterface() (*control.Interface, error) {
@@ -124,18 +163,6 @@ func (t *Transport) fetchInterface() (*control.Interface, error) {
 	}
 }
 
-func (t *Transport) fetchServers() error {
-	if time.Since(t.updatedAt) < C.DHCPTTL {
-		return nil
-	}
-	t.updateAccess.Lock()
-	defer t.updateAccess.Unlock()
-	if time.Since(t.updatedAt) < C.DHCPTTL {
-		return nil
-	}
-	return t.updateServers()
-}
-
 func (t *Transport) updateServers() error {
 	iface, err := t.fetchInterface()
 	if err != nil {
@@ -148,7 +175,7 @@ func (t *Transport) updateServers() error {
 	cancel()
 	if err != nil {
 		return err
-	} else if len(t.transports) == 0 {
+	} else if len(t.servers) == 0 {
 		return E.New("dhcp: empty DNS servers response")
 	} else {
 		t.updatedAt = time.Now()
@@ -171,13 +198,27 @@ func (t *Transport) fetchServers0(ctx context.Context, iface *control.Interface)
 	if runtime.GOOS == "linux" || runtime.GOOS == "android" {
 		listenAddr = "255.255.255.255:68"
 	}
-	packetConn, err := listener.ListenPacket(t.ctx, "udp4", listenAddr)
+	var (
+		packetConn net.PacketConn
+		err        error
+	)
+	for i := 0; i < 5; i++ {
+		packetConn, err = listener.ListenPacket(t.ctx, "udp4", listenAddr)
+		if err == nil || !errors.Is(err, syscall.EADDRINUSE) {
+			break
+		}
+		time.Sleep(time.Second)
+	}
 	if err != nil {
 		return err
 	}
 	defer packetConn.Close()
 
-	discovery, err := dhcpv4.NewDiscovery(iface.HardwareAddr, dhcpv4.WithBroadcast(true), dhcpv4.WithRequestedOptions(dhcpv4.OptionDomainNameServer))
+	discovery, err := dhcpv4.NewDiscovery(iface.HardwareAddr, dhcpv4.WithBroadcast(true), dhcpv4.WithRequestedOptions(
+		dhcpv4.OptionDomainName,
+		dhcpv4.OptionDomainNameServer,
+		dhcpv4.OptionDNSDomainSearchList,
+	))
 	if err != nil {
 		return err
 	}
@@ -204,6 +245,9 @@ func (t *Transport) fetchServersResponse(iface *control.Interface, packetConn ne
 	for {
 		_, _, err := buffer.ReadPacketFrom(packetConn)
 		if err != nil {
+			if errors.Is(err, io.ErrShortBuffer) {
+				continue
+			}
 			return err
 		}
 
@@ -223,31 +267,23 @@ func (t *Transport) fetchServersResponse(iface *control.Interface, packetConn ne
 			continue
 		}
 
-		dns := dhcpPacket.DNS()
-		if len(dns) == 0 {
-			return nil
-		}
-		return t.recreateServers(iface, common.Map(dns, func(it net.IP) M.Socksaddr {
-			return M.SocksaddrFrom(M.AddrFromIP(it), 53)
-		}))
+		return t.recreateServers(iface, dhcpPacket)
 	}
 }
 
-func (t *Transport) recreateServers(iface *control.Interface, serverAddrs []M.Socksaddr) error {
-	if len(serverAddrs) > 0 {
-		t.logger.Info("dhcp: updated DNS servers from ", iface.Name, ": [", strings.Join(common.Map(serverAddrs, M.Socksaddr.String), ","), "]")
+func (t *Transport) recreateServers(iface *control.Interface, dhcpPacket *dhcpv4.DHCPv4) error {
+	searchList := dhcpPacket.DomainSearch()
+	if searchList != nil && len(searchList.Labels) > 0 {
+		t.search = searchList.Labels
+	} else if dhcpPacket.DomainName() != "" {
+		t.search = []string{dhcpPacket.DomainName()}
 	}
-	serverDialer := common.Must1(dialer.NewDefault(t.ctx, option.DialerOptions{
-		BindInterface:      iface.Name,
-		UDPFragmentDefault: true,
-	}))
-	var transports []adapter.DNSTransport
-	for _, serverAddr := range serverAddrs {
-		transports = append(transports, transport.NewUDPRaw(t.logger, t.TransportAdapter, serverDialer, serverAddr))
+	serverAddrs := common.Map(dhcpPacket.DNS(), func(it net.IP) M.Socksaddr {
+		return M.SocksaddrFrom(M.AddrFromIP(it), 53)
+	})
+	if len(serverAddrs) > 0 && !slices.Equal(t.servers, serverAddrs) {
+		t.logger.Info("dhcp: updated DNS servers from ", iface.Name, ": [", strings.Join(common.Map(serverAddrs, M.Socksaddr.String), ","), "], search: [", strings.Join(t.search, ","), "]")
 	}
-	for _, transport := range t.transports {
-		transport.Close()
-	}
-	t.transports = transports
+	t.servers = serverAddrs
 	return nil
 }

dns/transport/dhcp/dhcp_shared.go

@@ -0,0 +1,213 @@
+package dhcp
+
+import (
+	"context"
+	"errors"
+	"math/rand"
+	"strings"
+	"syscall"
+
+	"github.com/sagernet/sing-box/dns"
+	"github.com/sagernet/sing-box/dns/transport"
+	"github.com/sagernet/sing/common/buf"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+
+	mDNS "github.com/miekg/dns"
+)
+
+func (t *Transport) exchangeSingleRequest(ctx context.Context, servers []M.Socksaddr, message *mDNS.Msg, domain string) (*mDNS.Msg, error) {
+	var lastErr error
+	for _, fqdn := range t.nameList(domain) {
+		response, err := t.tryOneName(ctx, servers, fqdn, message)
+		if err != nil {
+			lastErr = err
+			continue
+		}
+		return response, nil
+	}
+	return nil, lastErr
+}
+
+func (t *Transport) exchangeParallel(ctx context.Context, servers []M.Socksaddr, message *mDNS.Msg, domain string) (*mDNS.Msg, error) {
+	returned := make(chan struct{})
+	defer close(returned)
+	type queryResult struct {
+		response *mDNS.Msg
+		err      error
+	}
+	results := make(chan queryResult)
+	startRacer := func(ctx context.Context, fqdn string) {
+		response, err := t.tryOneName(ctx, servers, fqdn, message)
+		if err == nil {
+			if response.Rcode != mDNS.RcodeSuccess {
+				err = dns.RcodeError(response.Rcode)
+			} else if len(dns.MessageToAddresses(response)) == 0 {
+				err = dns.RcodeSuccess
+			}
+		}
+		select {
+		case results <- queryResult{response, err}:
+		case <-returned:
+		}
+	}
+	queryCtx, queryCancel := context.WithCancel(ctx)
+	defer queryCancel()
+	var nameCount int
+	for _, fqdn := range t.nameList(domain) {
+		nameCount++
+		go startRacer(queryCtx, fqdn)
+	}
+	var errors []error
+	for {
+		select {
+		case <-ctx.Done():
+			return nil, ctx.Err()
+		case result := <-results:
+			if result.err == nil {
+				return result.response, nil
+			}
+			errors = append(errors, result.err)
+			if len(errors) == nameCount {
+				return nil, E.Errors(errors...)
+			}
+		}
+	}
+}
+
+func (t *Transport) tryOneName(ctx context.Context, servers []M.Socksaddr, fqdn string, message *mDNS.Msg) (*mDNS.Msg, error) {
+	sLen := len(servers)
+	var lastErr error
+	for i := 0; i < t.attempts; i++ {
+		for j := 0; j < sLen; j++ {
+			server := servers[j]
+			question := message.Question[0]
+			question.Name = fqdn
+			response, err := t.exchangeOne(ctx, server, question)
+			if err != nil {
+				lastErr = err
+				continue
+			}
+			return response, nil
+		}
+	}
+	return nil, E.Cause(lastErr, fqdn)
+}
+
+func (t *Transport) exchangeOne(ctx context.Context, server M.Socksaddr, question mDNS.Question) (*mDNS.Msg, error) {
+	if server.Port == 0 {
+		server.Port = 53
+	}
+	request := &mDNS.Msg{
+		MsgHdr: mDNS.MsgHdr{
+			Id:                uint16(rand.Uint32()),
+			RecursionDesired:  true,
+			AuthenticatedData: true,
+		},
+		Question: []mDNS.Question{question},
+		Compress: true,
+	}
+	request.SetEdns0(buf.UDPBufferSize, false)
+	return t.exchangeUDP(ctx, server, request)
+}
+
+func (t *Transport) exchangeUDP(ctx context.Context, server M.Socksaddr, request *mDNS.Msg) (*mDNS.Msg, error) {
+	conn, err := t.dialer.DialContext(ctx, N.NetworkUDP, server)
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+	if deadline, loaded := ctx.Deadline(); loaded && !deadline.IsZero() {
+		conn.SetDeadline(deadline)
+	}
+	buffer := buf.Get(buf.UDPBufferSize)
+	defer buf.Put(buffer)
+	rawMessage, err := request.PackBuffer(buffer)
+	if err != nil {
+		return nil, E.Cause(err, "pack request")
+	}
+	_, err = conn.Write(rawMessage)
+	if err != nil {
+		if errors.Is(err, syscall.EMSGSIZE) {
+			return t.exchangeTCP(ctx, server, request)
+		}
+		return nil, E.Cause(err, "write request")
+	}
+	n, err := conn.Read(buffer)
+	if err != nil {
+		if errors.Is(err, syscall.EMSGSIZE) {
+			return t.exchangeTCP(ctx, server, request)
+		}
+		return nil, E.Cause(err, "read response")
+	}
+	var response mDNS.Msg
+	err = response.Unpack(buffer[:n])
+	if err != nil {
+		return nil, E.Cause(err, "unpack response")
+	}
+	if response.Truncated {
+		return t.exchangeTCP(ctx, server, request)
+	}
+	return &response, nil
+}
+
+func (t *Transport) exchangeTCP(ctx context.Context, server M.Socksaddr, request *mDNS.Msg) (*mDNS.Msg, error) {
+	conn, err := t.dialer.DialContext(ctx, N.NetworkTCP, server)
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+	if deadline, loaded := ctx.Deadline(); loaded && !deadline.IsZero() {
+		conn.SetDeadline(deadline)
+	}
+	err = transport.WriteMessage(conn, 0, request)
+	if err != nil {
+		return nil, err
+	}
+	return transport.ReadMessage(conn)
+}
+
+func (t *Transport) nameList(name string) []string {
+	l := len(name)
+	rooted := l > 0 && name[l-1] == '.'
+	if l > 254 || l == 254 && !rooted {
+		return nil
+	}
+
+	if rooted {
+		if avoidDNS(name) {
+			return nil
+		}
+		return []string{name}
+	}
+
+	hasNdots := strings.Count(name, ".") >= t.ndots
+	name += "."
+	// l++
+
+	names := make([]string, 0, 1+len(t.search))
+	if hasNdots && !avoidDNS(name) {
+		names = append(names, name)
+	}
+	for _, suffix := range t.search {
+		fqdn := name + suffix
+		if !avoidDNS(fqdn) && len(fqdn) <= 254 {
+			names = append(names, fqdn)
+		}
+	}
+	if !hasNdots && !avoidDNS(name) {
+		names = append(names, name)
+	}
+	return names
+}
+
+func avoidDNS(name string) bool {
+	if name == "" {
+		return true
+	}
+	if name[len(name)-1] == '.' {
+		name = name[:len(name)-1]
+	}
+	return strings.HasSuffix(name, ".onion")
+}

dns/transport/https.go

@@ -8,7 +8,6 @@ import (
 	"net"
 	"net/http"
 	"net/url"
-	"os"
 	"strconv"
 	"sync"
 	"time"
@@ -26,7 +25,6 @@ import (
 	"github.com/sagernet/sing/common/logger"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
-	aTLS "github.com/sagernet/sing/common/tls"
 	sHTTP "github.com/sagernet/sing/protocol/http"
 
 	mDNS "github.com/miekg/dns"
@@ -48,7 +46,7 @@ type HTTPSTransport struct {
 	destination      *url.URL
 	headers          http.Header
 	transportAccess  sync.Mutex
-	transport        *http.Transport
+	transport        *HTTPSTransportWrapper
 	transportResetAt time.Time
 }
 
@@ -63,11 +61,8 @@ func NewHTTPS(ctx context.Context, logger log.ContextLogger, tag string, options
 	if err != nil {
 		return nil, err
 	}
-	if common.Error(tlsConfig.Config()) == nil && !common.Contains(tlsConfig.NextProtos(), http2.NextProtoTLS) {
-		tlsConfig.SetNextProtos(append(tlsConfig.NextProtos(), http2.NextProtoTLS))
-	}
-	if !common.Contains(tlsConfig.NextProtos(), "http/1.1") {
-		tlsConfig.SetNextProtos(append(tlsConfig.NextProtos(), "http/1.1"))
+	if len(tlsConfig.NextProtos()) == 0 {
+		tlsConfig.SetNextProtos([]string{http2.NextProtoTLS, "http/1.1"})
 	}
 	headers := options.Headers.Build()
 	host := headers.Get("Host")
@@ -125,37 +120,13 @@ func NewHTTPSRaw(
 	serverAddr M.Socksaddr,
 	tlsConfig tls.Config,
 ) *HTTPSTransport {
-	var transport *http.Transport
-	if tlsConfig != nil {
-		transport = &http.Transport{
-			ForceAttemptHTTP2: true,
-			DialTLSContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				tcpConn, hErr := dialer.DialContext(ctx, network, serverAddr)
-				if hErr != nil {
-					return nil, hErr
-				}
-				tlsConn, hErr := aTLS.ClientHandshake(ctx, tcpConn, tlsConfig)
-				if hErr != nil {
-					tcpConn.Close()
-					return nil, hErr
-				}
-				return tlsConn, nil
-			},
-		}
-	} else {
-		transport = &http.Transport{
-			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				return dialer.DialContext(ctx, network, serverAddr)
-			},
-		}
-	}
 	return &HTTPSTransport{
 		TransportAdapter: adapter,
 		logger:           logger,
 		dialer:           dialer,
 		destination:      destination,
 		headers:          headers,
-		transport:        transport,
+		transport:        NewHTTPSTransportWrapper(tls.NewDialer(dialer, tlsConfig), serverAddr),
 	}
 }
 
@@ -178,7 +149,7 @@ func (t *HTTPSTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS
 	startAt := time.Now()
 	response, err := t.exchange(ctx, message)
 	if err != nil {
-		if errors.Is(err, os.ErrDeadlineExceeded) {
+		if errors.Is(err, context.DeadlineExceeded) {
 			t.transportAccess.Lock()
 			defer t.transportAccess.Unlock()
 			if t.transportResetAt.After(startAt) {

dns/transport/https_transport.go

@@ -0,0 +1,80 @@
+package transport
+
+import (
+	"context"
+	"errors"
+	"net"
+	"net/http"
+	"sync/atomic"
+
+	"github.com/sagernet/sing-box/common/tls"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+
+	"golang.org/x/net/http2"
+)
+
+var errFallback = E.New("fallback to HTTP/1.1")
+
+type HTTPSTransportWrapper struct {
+	http2Transport *http2.Transport
+	httpTransport  *http.Transport
+	fallback       *atomic.Bool
+}
+
+func NewHTTPSTransportWrapper(dialer tls.Dialer, serverAddr M.Socksaddr) *HTTPSTransportWrapper {
+	var fallback atomic.Bool
+	return &HTTPSTransportWrapper{
+		http2Transport: &http2.Transport{
+			DialTLSContext: func(ctx context.Context, _, _ string, _ *tls.STDConfig) (net.Conn, error) {
+				tlsConn, err := dialer.DialTLSContext(ctx, serverAddr)
+				if err != nil {
+					return nil, err
+				}
+				state := tlsConn.ConnectionState()
+				if state.NegotiatedProtocol == http2.NextProtoTLS {
+					return tlsConn, nil
+				}
+				tlsConn.Close()
+				fallback.Store(true)
+				return nil, errFallback
+			},
+		},
+		httpTransport: &http.Transport{
+			DialTLSContext: func(ctx context.Context, _, _ string) (net.Conn, error) {
+				return dialer.DialTLSContext(ctx, serverAddr)
+			},
+		},
+		fallback: &fallback,
+	}
+}
+
+func (h *HTTPSTransportWrapper) RoundTrip(request *http.Request) (*http.Response, error) {
+	if h.fallback.Load() {
+		return h.httpTransport.RoundTrip(request)
+	} else {
+		response, err := h.http2Transport.RoundTrip(request)
+		if err != nil {
+			if errors.Is(err, errFallback) {
+				return h.httpTransport.RoundTrip(request)
+			}
+			return nil, err
+		}
+		return response, nil
+	}
+}
+
+func (h *HTTPSTransportWrapper) CloseIdleConnections() {
+	h.http2Transport.CloseIdleConnections()
+	h.httpTransport.CloseIdleConnections()
+}
+
+func (h *HTTPSTransportWrapper) Clone() *HTTPSTransportWrapper {
+	return &HTTPSTransportWrapper{
+		httpTransport: h.httpTransport,
+		http2Transport: &http2.Transport{
+			DialTLSContext: h.http2Transport.DialTLSContext,
+		},
+		fallback: h.fallback,
+	}
+}

dns/transport/local/local.go

@@ -2,12 +2,15 @@ package local
 
 import (
 	"context"
+	"errors"
 	"math/rand"
+	"syscall"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/dns"
+	"github.com/sagernet/sing-box/dns/transport"
 	"github.com/sagernet/sing-box/dns/transport/hosts"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
@@ -51,18 +54,17 @@ func (t *Transport) Close() error {
 
 func (t *Transport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
 	question := message.Question[0]
-	domain := dns.FqdnToDomain(question.Name)
 	if question.Qtype == mDNS.TypeA || question.Qtype == mDNS.TypeAAAA {
-		addresses := t.hosts.Lookup(domain)
+		addresses := t.hosts.Lookup(dns.FqdnToDomain(question.Name))
 		if len(addresses) > 0 {
 			return dns.FixedResponse(message.Id, question, addresses, C.DefaultDNSTTL), nil
 		}
 	}
 	systemConfig := getSystemDNSConfig(t.ctx)
 	if systemConfig.singleRequest || !(message.Question[0].Qtype == mDNS.TypeA || message.Question[0].Qtype == mDNS.TypeAAAA) {
-		return t.exchangeSingleRequest(ctx, systemConfig, message, domain)
+		return t.exchangeSingleRequest(ctx, systemConfig, message, question.Name)
 	} else {
-		return t.exchangeParallel(ctx, systemConfig, message, domain)
+		return t.exchangeParallel(ctx, systemConfig, message, question.Name)
 	}
 }
 
@@ -93,7 +95,7 @@ func (t *Transport) exchangeParallel(ctx context.Context, systemConfig *dnsConfi
 			if response.Rcode != mDNS.RcodeSuccess {
 				err = dns.RcodeError(response.Rcode)
 			} else if len(dns.MessageToAddresses(response)) == 0 {
-				err = E.New(fqdn, ": empty result")
+				err = dns.RcodeSuccess
 			}
 		}
 		select {
@@ -149,12 +151,6 @@ func (t *Transport) exchangeOne(ctx context.Context, server M.Socksaddr, questio
 	if server.Port == 0 {
 		server.Port = 53
 	}
-	var networks []string
-	if useTCP {
-		networks = []string{N.NetworkTCP}
-	} else {
-		networks = []string{N.NetworkUDP, N.NetworkTCP}
-	}
 	request := &mDNS.Msg{
 		MsgHdr: mDNS.MsgHdr{
 			Id:                uint16(rand.Uint32()),
@@ -164,30 +160,45 @@ func (t *Transport) exchangeOne(ctx context.Context, server M.Socksaddr, questio
 		Question: []mDNS.Question{question},
 		Compress: true,
 	}
-	request.SetEdns0(maxDNSPacketSize, false)
-	buffer := buf.Get(buf.UDPBufferSize)
-	defer buf.Put(buffer)
-	for _, network := range networks {
-		ctx, cancel := context.WithDeadline(ctx, time.Now().Add(timeout))
-		defer cancel()
-		conn, err := t.dialer.DialContext(ctx, network, server)
+	request.SetEdns0(buf.UDPBufferSize, false)
+	if !useTCP {
+		return t.exchangeUDP(ctx, server, request, timeout)
+	} else {
+		return t.exchangeTCP(ctx, server, request, timeout)
+	}
+}
+
+func (t *Transport) exchangeUDP(ctx context.Context, server M.Socksaddr, request *mDNS.Msg, timeout time.Duration) (*mDNS.Msg, error) {
+	conn, err := t.dialer.DialContext(ctx, N.NetworkUDP, server)
 	if err != nil {
 		return nil, err
 	}
 	defer conn.Close()
 	if deadline, loaded := ctx.Deadline(); loaded && !deadline.IsZero() {
+		newDeadline := time.Now().Add(timeout)
+		if deadline.After(newDeadline) {
+			deadline = newDeadline
+		}
 		conn.SetDeadline(deadline)
 	}
+	buffer := buf.Get(buf.UDPBufferSize)
+	defer buf.Put(buffer)
 	rawMessage, err := request.PackBuffer(buffer)
 	if err != nil {
 		return nil, E.Cause(err, "pack request")
 	}
 	_, err = conn.Write(rawMessage)
 	if err != nil {
+		if errors.Is(err, syscall.EMSGSIZE) {
+			return t.exchangeTCP(ctx, server, request, timeout)
+		}
 		return nil, E.Cause(err, "write request")
 	}
 	n, err := conn.Read(buffer)
 	if err != nil {
+		if errors.Is(err, syscall.EMSGSIZE) {
+			return t.exchangeTCP(ctx, server, request, timeout)
+		}
 		return nil, E.Cause(err, "read response")
 	}
 	var response mDNS.Msg
@@ -195,10 +206,28 @@ func (t *Transport) exchangeOne(ctx context.Context, server M.Socksaddr, questio
 	if err != nil {
 		return nil, E.Cause(err, "unpack response")
 	}
-		if response.Truncated && network == N.NetworkUDP {
-			continue
+	if response.Truncated {
+		return t.exchangeTCP(ctx, server, request, timeout)
 	}
 	return &response, nil
-	}
-	panic("unexpected")
+}
+
+func (t *Transport) exchangeTCP(ctx context.Context, server M.Socksaddr, request *mDNS.Msg, timeout time.Duration) (*mDNS.Msg, error) {
+	conn, err := t.dialer.DialContext(ctx, N.NetworkTCP, server)
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+	if deadline, loaded := ctx.Deadline(); loaded && !deadline.IsZero() {
+		newDeadline := time.Now().Add(timeout)
+		if deadline.After(newDeadline) {
+			deadline = newDeadline
+		}
+		conn.SetDeadline(deadline)
+	}
+	err = transport.WriteMessage(conn, 0, request)
+	if err != nil {
+		return nil, err
+	}
+	return transport.ReadMessage(conn)
 }

dns/transport/local/local_fallback.go

@@ -67,7 +67,6 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 		return f.DNSTransport.Exchange(ctx, message)
 	}
 	question := message.Question[0]
-	domain := dns.FqdnToDomain(question.Name)
 	if question.Qtype == mDNS.TypeA || question.Qtype == mDNS.TypeAAAA {
 		var network string
 		if question.Qtype == mDNS.TypeA {
@@ -75,7 +74,7 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 		} else {
 			network = "ip6"
 		}
-		addresses, err := f.resolver.LookupNetIP(ctx, network, domain)
+		addresses, err := f.resolver.LookupNetIP(ctx, network, question.Name)
 		if err != nil {
 			var dnsError *net.DNSError
 			if errors.As(err, &dnsError) && dnsError.IsNotFound {
@@ -85,7 +84,7 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 		}
 		return dns.FixedResponse(message.Id, question, addresses, C.DefaultDNSTTL), nil
 	} else if question.Qtype == mDNS.TypeNS {
-		records, err := f.resolver.LookupNS(ctx, domain)
+		records, err := f.resolver.LookupNS(ctx, question.Name)
 		if err != nil {
 			var dnsError *net.DNSError
 			if errors.As(err, &dnsError) && dnsError.IsNotFound {
@@ -114,7 +113,7 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 		}
 		return response, nil
 	} else if question.Qtype == mDNS.TypeCNAME {
-		cname, err := f.resolver.LookupCNAME(ctx, domain)
+		cname, err := f.resolver.LookupCNAME(ctx, question.Name)
 		if err != nil {
 			var dnsError *net.DNSError
 			if errors.As(err, &dnsError) && dnsError.IsNotFound {
@@ -142,7 +141,7 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 			},
 		}, nil
 	} else if question.Qtype == mDNS.TypeTXT {
-		records, err := f.resolver.LookupTXT(ctx, domain)
+		records, err := f.resolver.LookupTXT(ctx, question.Name)
 		if err != nil {
 			var dnsError *net.DNSError
 			if errors.As(err, &dnsError) && dnsError.IsNotFound {
@@ -170,7 +169,7 @@ func (f *FallbackTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*m
 			},
 		}, nil
 	} else if question.Qtype == mDNS.TypeMX {
-		records, err := f.resolver.LookupMX(ctx, domain)
+		records, err := f.resolver.LookupMX(ctx, question.Name)
 		if err != nil {
 			var dnsError *net.DNSError
 			if errors.As(err, &dnsError) && dnsError.IsNotFound {

dns/transport/local/resolv.go

@@ -10,11 +10,6 @@ import (
 	"time"
 )
 
-const (
-	// net.maxDNSPacketSize
-	maxDNSPacketSize = 1232
-)
-
 type resolverConfig struct {
 	initOnce    sync.Once
 	ch          chan struct{}
@@ -104,7 +99,7 @@ func (c *dnsConfig) serverOffset() uint32 {
 	return 0
 }
 
-func (conf *dnsConfig) nameList(name string) []string {
+func (c *dnsConfig) nameList(name string) []string {
 	l := len(name)
 	rooted := l > 0 && name[l-1] == '.'
 	if l > 254 || l == 254 && !rooted {
@@ -118,15 +113,15 @@ func (conf *dnsConfig) nameList(name string) []string {
 		return []string{name}
 	}
 
-	hasNdots := strings.Count(name, ".") >= conf.ndots
+	hasNdots := strings.Count(name, ".") >= c.ndots
 	name += "."
 	// l++
 
-	names := make([]string, 0, 1+len(conf.search))
+	names := make([]string, 0, 1+len(c.search))
 	if hasNdots && !avoidDNS(name) {
 		names = append(names, name)
 	}
-	for _, suffix := range conf.search {
+	for _, suffix := range c.search {
 		fqdn := name + suffix
 		if !avoidDNS(fqdn) && len(fqdn) <= 254 {
 			names = append(names, fqdn)

docs/changelog.md

@@ -2,6 +2,48 @@
 icon: material/alert-decagram
 ---
 
+#### 1.12.12
+
+* Fixes and improvements
+
+#### 1.12.11
+
+* Fixes and improvements
+
+#### 1.12.10
+
+* Update uTLS to v1.8.1 **1**
+* Fixes and improvements
+
+**1**:
+
+This update fixes an critical issue that could cause simulated Chrome fingerprints to be detected,
+see https://github.com/refraction-networking/utls/pull/375.
+
+#### 1.12.9
+
+* Fixes and improvements
+
+#### 1.12.8
+
+* Fixes and improvements
+
+#### 1.12.5
+
+* Fixes and improvements
+
+#### 1.12.4
+
+* Fixes and improvements
+
+#### 1.12.3
+
+* Fixes and improvements
+
+#### 1.12.2
+
+* Fixes and improvements
+
 #### 1.12.1
 
 * Fixes and improvements
@@ -72,7 +114,8 @@ See [Tailscale](/configuration/endpoint/tailscale/).
 
 Due to maintenance difficulties, sing-box 1.12.0 requires at least Go 1.23 to compile.
 
-For Windows 7 users, legacy binaries now continue to compile with Go 1.23 and patches from [MetaCubeX/go](https://github.com/MetaCubeX/go).
+For Windows 7 users, legacy binaries now continue to compile with Go 1.23 and patches
+from [MetaCubeX/go](https://github.com/MetaCubeX/go).
 
 **7**:
 
@@ -134,7 +177,8 @@ See [Tun](/configuration/inbound/tun/#loopback_address).
 
 We have significantly improved the performance of tun inbound on Apple platforms, especially in the gVisor stack.
 
-The following data was tested using [tun_bench](https://github.com/SagerNet/sing-box/blob/dev-next/cmd/internal/tun_bench/main.go) on M4 MacBook pro.
+The following data was tested
+using [tun_bench](https://github.com/SagerNet/sing-box/blob/dev-next/cmd/internal/tun_bench/main.go) on M4 MacBook pro.
 
 | Version     | Stack  | MTU   | Upload | Download |
 |-------------|--------|-------|--------|----------|
@@ -435,7 +479,8 @@ See [AnyTLS Inbound](/configuration/inbound/anytls/) and [AnyTLS Outbound](/conf
 
 **2**:
 
-`resolve` route action now accepts `disable_cache` and other options like in DNS route actions, see [Route Action](/configuration/route/rule_action).
+`resolve` route action now accepts `disable_cache` and other options like in DNS route actions,
+see [Route Action](/configuration/route/rule_action).
 
 **3**:
 
@@ -466,7 +511,8 @@ See [Tailscale](/configuration/endpoint/tailscale/).
 
 Due to maintenance difficulties, sing-box 1.12.0 requires at least Go 1.23 to compile.
 
-For Windows 7 users, legacy binaries now continue to compile with Go 1.23 and patches from [MetaCubeX/go](https://github.com/MetaCubeX/go).
+For Windows 7 users, legacy binaries now continue to compile with Go 1.23 and patches
+from [MetaCubeX/go](https://github.com/MetaCubeX/go).
 
 ### 1.11.3
 

docs/configuration/endpoint/wireguard.zh.md

@@ -61,7 +61,7 @@ WireGuard MTU。
 
 ==必填==
 
-接口的 IPv4/IPv6 地址或地址段的列表您。
+接口的 IPv4/IPv6 地址或地址段的列表。
 
 要分配给接口的 IP（v4 或 v6）地址段列表。
 

docs/configuration/outbound/wireguard.zh.md

@@ -88,7 +88,7 @@ icon: material/delete-clock
 
 ==必填==
 
-接口的 IPv4/IPv6 地址或地址段的列表您。
+接口的 IPv4/IPv6 地址或地址段的列表。
 
 要分配给接口的 IP（v4 或 v6）地址段列表。
 

docs/manual/proxy/client.md

@@ -108,7 +108,7 @@ flowchart TB
       "inbounds": [
         {
           "type": "tun",
-          "inet4_address": "172.19.0.1/30",
+          "address": ["172.19.0.1/30"],
           "auto_route": true,
           // "auto_redirect": true, // On linux
           "strict_route": true
@@ -162,8 +162,7 @@ flowchart TB
       "inbounds": [
         {
           "type": "tun",
-          "inet4_address": "172.19.0.1/30",
-          "inet6_address": "fdfe:dcba:9876::1/126",
+          "address": ["172.19.0.1/30", "fdfe:dcba:9876::1/126"],
           "auto_route": true,
           // "auto_redirect": true, // On linux
           "strict_route": true
@@ -233,8 +232,7 @@ flowchart TB
       "inbounds": [
         {
           "type": "tun",
-          "inet4_address": "172.19.0.1/30",
-          "inet6_address": "fdfe:dcba:9876::1/126",
+          "address": ["172.19.0.1/30","fdfe:dcba:9876::1/126"],
           "auto_route": true,
           // "auto_redirect": true, // On linux
           "strict_route": true

docs/sponsors.md

@@ -11,16 +11,22 @@ the project maintainer via [GitHub Sponsors](https://github.com/sponsors/nekohas
 
 ![](https://nekohasekai.github.io/sponsor-images/sponsors.svg)
 
-### Special Sponsors
+## Commercial Sponsors
 
-**Viral Tech, Inc.**
+> [Warp](https://go.warp.dev/sing-box), Built for coding with multiple AI agents.
+
+[![](https://github.com/warpdotdev/brand-assets/raw/refs/heads/main/Github/Sponsor/Warp-Github-LG-02.png)](https://go.warp.dev/sing-box)
+
+## Special Sponsors
+
+> Viral Tech, Inc.
 
 Helping us re-list sing-box apps on the Apple Store.
 
 ---
 
-[![JetBrains logo](https://resources.jetbrains.com/storage/products/company/brand/logos/jetbrains.svg)](https://www.jetbrains.com)
+> [JetBrains](https://www.jetbrains.com)
 
 Free license for the amazing IDEs.
 
----
+[![JetBrains logo](https://resources.jetbrains.com/storage/products/company/brand/logos/jetbrains.svg)](https://www.jetbrains.com)

examples/amnezia/client.json

@@ -30,10 +30,23 @@
         "jc": 120,
         "jmin": 23,
         "jmax": 911,
+        "s1": 1,
+        "s2": 2,
+        "s3": 3,
+        "s4": 4,
         "h1": 1,
         "h2": 2,
         "h3": 3,
-        "h4": 4
+        "h4": 4,
+        "i1": "<b 0xc70000000108...",
+        "i2": "<b 0xc70000000108...",
+        "i3": "<b 0xc70000000108...",
+        "i4": "<b 0xc70000000108...",
+        "i5": "<b 0xc70000000108...",
+        "j1": "<b 0xc70000000108...",
+        "j2": "<b 0xc70000000108...",
+        "j3": "<b 0xc70000000108...",
+        "itime": 50,
       }
     }
   ],

examples/warp/client.json

@@ -27,7 +27,7 @@
       },
       "profile": {
         "detour": "direct",
-        // for getting existing WARP device profile
+        // For getting existing WARP device profile, else sing-box will create new profile
         "id": "",
         "private_key": "",
         "auth_token": ""
@@ -56,7 +56,7 @@
   "experimental": {
     "cache_file": {
       "enabled": true,
-      "store_warp_config": true
+      "store_warp_config": true // For saving WARP device profiles
     }
   }
 }

examples/wireguard/client.json

@@ -0,0 +1,52 @@
+{
+  "log": {
+    "level": "error"
+  },
+  "dns": {
+    "servers": [
+      {
+        "type": "local",
+        "tag": "default"
+      }
+    ]
+  },
+  "endpoints": [
+    {
+      "type": "wireguard",
+      "tag": "wireguard-out",
+      "mtu": 1408,
+      "address": null,
+      "private_key": "",
+      "listen_port": 10000,
+      "peers": [
+        {
+          "address": "example.com",
+          "port": 10001,
+          "reserved": "AAAA"
+        }
+      ],
+      "udp_timeout": "5m0s",
+      // Extended options
+      "preallocated_buffers_per_pool": 256, // Set limit for preallocated buffers (can be useful for devices with low RAM)
+      "disable_pauses": true, // Disable pauses when android device in sleep mode
+    }
+  ],
+  "inbounds": [
+    {
+      "type": "mixed",
+      "tag": "mixed-in",
+      "listen_port": 7897
+    }
+  ],
+  "outbounds": [
+    {
+      "type": "direct",
+      "tag": "direct"
+    },
+  ],
+  "route": {
+    "final": "wireguard-out",
+    "default_domain_resolver": "default",
+    "auto_detect_interface": true
+  }
+}

examples/xhttp/client.json

@@ -48,7 +48,6 @@
           "h_keep_alive_period": 60
         },
         "download": {
-          "mode": "",
           "host": "example.com",
           "path": "/xhttp",
           "domain_strategy": "prefer_ipv4",

experimental/clashapi/trafficontrol/manager.go

@@ -3,12 +3,12 @@ package trafficontrol
 import (
 	"runtime"
 	"sync"
+	"sync/atomic"
 	"time"
 
+	"github.com/sagernet/sing-box/common/compatible"
 	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/experimental/clashapi/compatible"
 	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/json"
 	"github.com/sagernet/sing/common/x/list"
 

experimental/clashapi/trafficontrol/tracker.go

@@ -2,11 +2,11 @@ package trafficontrol
 
 import (
 	"net"
+	"sync/atomic"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/bufio"
 	F "github.com/sagernet/sing/common/format"
 	"github.com/sagernet/sing/common/json"

experimental/libbox/command_urltest.go

@@ -62,10 +62,7 @@ func (s *CommandServer) handleURLTest(conn net.Conn) error {
 				return false
 			}
 			_, isGroup := it.(adapter.OutboundGroup)
-			if isGroup {
-				return false
-			}
-			return true
+			return !isGroup
 		})
 		b, _ := batch.New(serviceNow.ctx, batch.WithConcurrencyNum[any](10))
 		for _, detour := range outbounds {

experimental/libbox/config.go

@@ -22,6 +22,7 @@ import (
 	"github.com/sagernet/sing/common/logger"
 	"github.com/sagernet/sing/common/x/list"
 	"github.com/sagernet/sing/service"
+	"github.com/sagernet/sing/service/filemanager"
 )
 
 func BaseContext(platformInterface PlatformInterface) context.Context {
@@ -33,7 +34,9 @@ func BaseContext(platformInterface PlatformInterface) context.Context {
 			})
 		}
 	}
-	return box.Context(context.Background(), include.InboundRegistry(), include.OutboundRegistry(), include.EndpointRegistry(), dnsRegistry, include.ServiceRegistry())
+	ctx := context.Background()
+	ctx = filemanager.WithDefault(ctx, sWorkingPath, sTempPath, sUserID, sGroupID)
+	return box.Context(ctx, include.InboundRegistry(), include.OutboundRegistry(), include.EndpointRegistry(), dnsRegistry, include.ServiceRegistry())
 }
 
 func parseConfig(ctx context.Context, configContent string) (option.Options, error) {

experimental/libbox/iterator.go

@@ -18,6 +18,7 @@ func newIterator[T any](values []T) *iterator[T] {
 	return &iterator[T]{values}
 }
 
+//go:noinline
 func newPtrIterator[T any](values []T) *iterator[*T] {
 	return &iterator[*T]{common.Map(values, func(value T) *T { return &value })}
 }

experimental/libbox/service.go

@@ -27,7 +27,6 @@ import (
 	"github.com/sagernet/sing/common/logger"
 	N "github.com/sagernet/sing/common/network"
 	"github.com/sagernet/sing/service"
-	"github.com/sagernet/sing/service/filemanager"
 	"github.com/sagernet/sing/service/pause"
 )
 
@@ -44,7 +43,6 @@ type BoxService struct {
 
 func NewService(configContent string, platformInterface PlatformInterface) (*BoxService, error) {
 	ctx := BaseContext(platformInterface)
-	ctx = filemanager.WithDefault(ctx, sWorkingPath, sTempPath, sUserID, sGroupID)
 	service.MustRegister[deprecated.Manager](ctx, new(deprecatedManager))
 	options, err := parseConfig(ctx, configContent)
 	if err != nil {

experimental/libbox/service_pause.go

@@ -12,9 +12,7 @@ type iOSPauseFields struct {
 
 func (s *BoxService) Pause() {
 	s.pauseManager.DevicePause()
-	if !C.IsIos {
-		s.instance.Router().ResetNetwork()
-	} else {
+	if C.IsIos {
 		if s.endPauseTimer == nil {
 			s.endPauseTimer = time.AfterFunc(time.Minute, s.pauseManager.DeviceWake)
 		} else {
@@ -26,7 +24,6 @@ func (s *BoxService) Pause() {
 func (s *BoxService) Wake() {
 	if !C.IsIos {
 		s.pauseManager.DeviceWake()
-		s.instance.Router().ResetNetwork()
 	}
 }
 

experimental/v2rayapi/stats.go

@@ -7,11 +7,11 @@ import (
 	"runtime"
 	"strings"
 	"sync"
+	"sync/atomic"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/bufio"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -115,7 +115,7 @@ func (s *StatsService) RoutedPacketConnection(ctx context.Context, conn N.Packet
 		writeCounter = append(writeCounter, s.loadOrCreateCounter("user>>>"+user+">>>traffic>>>downlink"))
 	}
 	s.access.Unlock()
-	return bufio.NewInt64CounterPacketConn(conn, readCounter, writeCounter)
+	return bufio.NewInt64CounterPacketConn(conn, readCounter, nil, writeCounter, nil)
 }
 
 func (s *StatsService) GetStats(ctx context.Context, request *GetStatsRequest) (*GetStatsResponse, error) {
@@ -192,7 +192,7 @@ func (s *StatsService) GetSysStats(ctx context.Context, request *SysStatsRequest
 	var rtm runtime.MemStats
 	runtime.ReadMemStats(&rtm)
 	response := &SysStatsResponse{
-		Uptime:       uint32(time.Now().Sub(s.createdAt).Seconds()),
+		Uptime:       uint32(time.Since(s.createdAt).Seconds()),
 		NumGoroutine: uint32(runtime.NumGoroutine()),
 		Alloc:        rtm.Alloc,
 		TotalAlloc:   rtm.TotalAlloc,

go.mod

@@ -1,11 +1,11 @@
 module github.com/sagernet/sing-box
 
-go 1.24.1
+go 1.24.4
 
-toolchain go1.24.3
+toolchain go1.24.6
 
 require (
-	github.com/anytls/sing-anytls v0.0.8
+	github.com/anytls/sing-anytls v0.0.11
 	github.com/caddyserver/certmagic v0.23.0
 	github.com/coder/websocket v1.8.13
 	github.com/cretz/bine v0.2.0
@@ -18,30 +18,28 @@ require (
 	github.com/libdns/alidns v1.0.5-libdns.v1.beta1
 	github.com/libdns/cloudflare v0.2.2-0.20250708034226-c574dccb31a6
 	github.com/logrusorgru/aurora v2.0.3+incompatible
-	github.com/metacubex/tfo-go v0.0.0-20241231083714-66613d49c422
-	github.com/metacubex/utls v1.8.0
+	github.com/metacubex/tfo-go v0.0.0-20250921095601-b102db4216c0
+	github.com/metacubex/utls v1.8.3
 	github.com/mholt/acmez/v3 v3.1.2
 	github.com/miekg/dns v1.1.67
 	github.com/oschwald/maxminddb-golang v1.13.1
-	github.com/quic-go/quic-go v0.54.0
 	github.com/sagernet/asc-go v0.0.0-20241217030726-d563060fe4e1
 	github.com/sagernet/bbolt v0.0.0-20231014093535-ea5cb2fe9f0a
 	github.com/sagernet/cors v1.2.1
 	github.com/sagernet/fswatch v0.1.1
-	github.com/sagernet/gomobile v0.1.7
+	github.com/sagernet/gomobile v0.1.8
 	github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb
-	github.com/sagernet/quic-go v0.52.0-beta.1
-	github.com/sagernet/sing v0.7.5
-	github.com/sagernet/sing-dns v0.0.0-00010101000000-000000000000
-	github.com/sagernet/sing-mux v0.3.2
-	github.com/sagernet/sing-quic v0.5.0-beta.3
+	github.com/sagernet/quic-go v0.52.0-sing-box-mod.3
+	github.com/sagernet/sing v0.7.13
+	github.com/sagernet/sing-mux v0.3.3
+	github.com/sagernet/sing-quic v0.5.2-0.20250909083218-00a55617c0fb
 	github.com/sagernet/sing-shadowsocks v0.2.8
 	github.com/sagernet/sing-shadowsocks2 v0.2.1
 	github.com/sagernet/sing-shadowtls v0.2.1-0.20250503051639-fcd445d33c11
-	github.com/sagernet/sing-tun v0.7.0-beta.1
-	github.com/sagernet/sing-vmess v0.2.6
+	github.com/sagernet/sing-tun v0.7.3
+	github.com/sagernet/sing-vmess v0.2.7
 	github.com/sagernet/smux v1.5.34-mod.2
-	github.com/sagernet/tailscale v1.80.3-mod.5
+	github.com/sagernet/tailscale v1.80.3-sing-box-1.12-mod.2
 	github.com/sagernet/wireguard-go v0.0.1-beta.7
 	github.com/sagernet/ws v0.0.0-20231204124109-acfe8907c854
 	github.com/spf13/cobra v1.9.1
@@ -50,11 +48,11 @@ require (
 	github.com/vishvananda/netns v0.0.5
 	go.uber.org/zap v1.27.0
 	go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
-	golang.org/x/crypto v0.40.0
+	golang.org/x/crypto v0.41.0
 	golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6
-	golang.org/x/mod v0.26.0
-	golang.org/x/net v0.42.0
-	golang.org/x/sys v0.34.0
+	golang.org/x/mod v0.27.0
+	golang.org/x/net v0.43.0
+	golang.org/x/sys v0.35.0
 	golang.org/x/time v0.11.0
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10
 	google.golang.org/grpc v1.73.0
@@ -64,14 +62,13 @@ require (
 
 require (
 	github.com/AdguardTeam/golibs v0.32.7 // indirect
-	github.com/ameshkov/dnscrypt/v2 v2.4.0 // indirect
+	github.com/ameshkov/dnscrypt/v2 v2.4.0
 	github.com/ameshkov/dnsstamps v1.0.3 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.0 // indirect
-	go.uber.org/mock v0.5.0 // indirect
 	golang.org/x/sync v0.16.0 // indirect
-	golang.org/x/text v0.27.0 // indirect
-	golang.org/x/tools v0.34.0 // indirect
+	golang.org/x/text v0.28.0 // indirect
+	golang.org/x/tools v0.36.0 // indirect
 )
 
 //replace github.com/sagernet/sing => ../sing
@@ -135,14 +132,15 @@ require (
 	github.com/tailscale/netlink v1.1.1-0.20240822203006-4d49adab4de7 // indirect
 	github.com/tailscale/peercred v0.0.0-20250107143737-35a0c7bd7edc // indirect
 	github.com/tailscale/web-client-prebuilt v0.0.0-20250124233751-d4cd19a26976 // indirect
-	github.com/tevino/abool/v2 v2.1.0 // indirect
+	github.com/tevino/abool v1.2.0 // indirect
 	github.com/u-root/uio v0.0.0-20240224005618-d2acac8f3701 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
 	github.com/zeebo/blake3 v0.2.4 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap/exp v0.3.0 // indirect
 	go4.org/mem v0.0.0-20240501181205-ae6ca9944745 // indirect
-	golang.org/x/term v0.33.0 // indirect
+	golang.org/x/term v0.34.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
 	golang.zx2c4.com/wireguard/windows v0.5.3 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250324211829-b45e905df463 // indirect
@@ -150,7 +148,9 @@ require (
 	lukechampine.com/blake3 v1.4.1 // indirect
 )
 
-replace github.com/sagernet/wireguard-go => github.com/getlantern/wireguard-go v0.0.1-beta.5.0.20250303165430-793006c422ec
+replace github.com/sagernet/wireguard-go => github.com/shtorm-7/wireguard-go v0.0.1-beta.7-extended-1.1.0
+
+replace github.com/sagernet/tailscale => github.com/shtorm-7/tailscale v1.80.3-sing-box-1.12-mod.2-extended-1.0.0
 
 replace github.com/sagernet/sing-dns => github.com/shtorm-7/sing-dns v0.4.6-extended-1.0.0
 

go.sum

@@ -12,8 +12,8 @@ github.com/ameshkov/dnsstamps v1.0.3 h1:Srzik+J9mivH1alRACTbys2xOxs0lRH9qnTA7Y1O
 github.com/ameshkov/dnsstamps v1.0.3/go.mod h1:Ii3eUu73dx4Vw5O4wjzmT5+lkCwovjzaEZZ4gKyIH5A=
 github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1U3M=
 github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
-github.com/anytls/sing-anytls v0.0.8 h1:1u/fnH1HoeeMV5mX7/eUOjLBvPdkd1UJRmXiRi6Vymc=
-github.com/anytls/sing-anytls v0.0.8/go.mod h1:7rjN6IukwysmdusYsrV51Fgu1uW6vsrdd6ctjnEAln8=
+github.com/anytls/sing-anytls v0.0.11 h1:w8e9Uj1oP3m4zxkyZDewPk0EcQbvVxb7Nn+rapEx4fc=
+github.com/anytls/sing-anytls v0.0.11/go.mod h1:7rjN6IukwysmdusYsrV51Fgu1uW6vsrdd6ctjnEAln8=
 github.com/bits-and-blooms/bitset v1.13.0 h1:bAQ9OPNFYbGHV6Nez0tmNI0RiEu7/hxlYJRUA0wFAVE=
 github.com/bits-and-blooms/bitset v1.13.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/caddyserver/certmagic v0.23.0 h1:CfpZ/50jMfG4+1J/u2LV6piJq4HOfO6ppOnOf7DkFEU=
@@ -49,8 +49,6 @@ github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv
 github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ=
 github.com/gaissmai/bart v0.11.1 h1:5Uv5XwsaFBRo4E5VBcb9TzY8B7zxFf+U7isDxqOrRfc=
 github.com/gaissmai/bart v0.11.1/go.mod h1:KHeYECXQiBjTzQz/om2tqn3sZF1J7hw9m6z41ftj3fg=
-github.com/getlantern/wireguard-go v0.0.1-beta.5.0.20250303165430-793006c422ec h1:jXekDkSozctYj5JQlV1mCsIW+qHpIkgSFhOIpgRSB1I=
-github.com/getlantern/wireguard-go v0.0.1-beta.5.0.20250303165430-793006c422ec/go.mod h1:akc2Wh+rX9bFFNnHJGsQ8VIV3eJI1LXJYgx2Y+8lcW8=
 github.com/github/fakeca v0.1.0 h1:Km/MVOFvclqxPM9dZBC4+QE564nU4gz4iZ0D9pMw28I=
 github.com/github/fakeca v0.1.0/go.mod h1:+bormgoGMMuamOscx7N91aOuUST7wdaJ2rNjeohylyo=
 github.com/go-chi/chi/v5 v5.2.2 h1:CMwsvRVTbXVytCk1Wd72Zy1LAsAh9GxMmSNWLHCG618=
@@ -130,10 +128,10 @@ github.com/mdlayher/sdnotify v1.0.0 h1:Ma9XeLVN/l0qpyx1tNeMSeTjCPH6NtuD6/N9XdTlQ
 github.com/mdlayher/sdnotify v1.0.0/go.mod h1:HQUmpM4XgYkhDLtd+Uad8ZFK1T9D5+pNxnXQjCeJlGE=
 github.com/mdlayher/socket v0.5.1 h1:VZaqt6RkGkt2OE9l3GcC6nZkqD3xKeQLyfleW/uBcos=
 github.com/mdlayher/socket v0.5.1/go.mod h1:TjPLHI1UgwEv5J1B5q0zTZq12A/6H7nKmtTanQE37IQ=
-github.com/metacubex/tfo-go v0.0.0-20241231083714-66613d49c422 h1:zGeQt3UyNydIVrMRB97AA5WsYEau/TyCnRtTf1yUmJY=
-github.com/metacubex/tfo-go v0.0.0-20241231083714-66613d49c422/go.mod h1:l9oLnLoEXyGZ5RVLsh7QCC5XsouTUyKk4F2nLm2DHLw=
-github.com/metacubex/utls v1.8.0 h1:mSYi6FMnmc5riARl5UZDmWVy710z+P5b7xuGW0lV9ac=
-github.com/metacubex/utls v1.8.0/go.mod h1:FdjYzVfCtgtna19hX0ER1Xsa5uJInwdQ4IcaaI98lEQ=
+github.com/metacubex/tfo-go v0.0.0-20250921095601-b102db4216c0 h1:Ui+/2s5Qz0lSnDUBmEL12M5Oi/PzvFxGTNohm8ZcsmE=
+github.com/metacubex/tfo-go v0.0.0-20250921095601-b102db4216c0/go.mod h1:l9oLnLoEXyGZ5RVLsh7QCC5XsouTUyKk4F2nLm2DHLw=
+github.com/metacubex/utls v1.8.3 h1:0m/yCxm3SK6kWve2lKiFb1pue1wHitJ8sQQD4Ikqde4=
+github.com/metacubex/utls v1.8.3/go.mod h1:kncGGVhFaoGn5M3pFe3SXhZCzsbCJayNOH4UEqTKTko=
 github.com/mholt/acmez/v3 v3.1.2 h1:auob8J/0FhmdClQicvJvuDavgd5ezwLBfKuYmynhYzc=
 github.com/mholt/acmez/v3 v3.1.2/go.mod h1:L1wOU06KKvq7tswuMDwKdcHeKpFFgkppZy/y0DFxagQ=
 github.com/miekg/dns v1.1.67 h1:kg0EHj0G4bfT5/oOys6HhZw4vmMlnoZ+gDu8tJ/AlI0=
@@ -153,8 +151,6 @@ github.com/prometheus-community/pro-bing v0.4.0 h1:YMbv+i08gQz97OZZBwLyvmmQEEzyf
 github.com/prometheus-community/pro-bing v0.4.0/go.mod h1:b7wRYZtCcPmt4Sz319BykUU241rWLe1VFXyiyWK/dH4=
 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 v0.54.0 h1:6s1YB9QotYI6Ospeiguknbp2Znb/jZYjZLRXn9kMQBg=
-github.com/quic-go/quic-go v0.54.0/go.mod h1:e68ZEaCdyviluZmy44P6Iey98v/Wfz6HCjQEm+l8zTY=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/safchain/ethtool v0.3.0 h1:gimQJpsI6sc1yIqP/y8GYgiXn/NjgvpM0RNoWLVVmP0=
 github.com/safchain/ethtool v0.3.0/go.mod h1:SA9BwrgyAqNo7M+uaL6IYbxpm5wk3L7Mm6ocLW+CJUs=
@@ -166,43 +162,43 @@ github.com/sagernet/cors v1.2.1 h1:Cv5Z8y9YSD6Gm+qSpNrL3LO4lD3eQVvbFYJSG7JCMHQ=
 github.com/sagernet/cors v1.2.1/go.mod h1:O64VyOjjhrkLmQIjF4KGRrJO/5dVXFdpEmCW/eISRAI=
 github.com/sagernet/fswatch v0.1.1 h1:YqID+93B7VRfqIH3PArW/XpJv5H4OLEVWDfProGoRQs=
 github.com/sagernet/fswatch v0.1.1/go.mod h1:nz85laH0mkQqJfaOrqPpkwtU1znMFNVTpT/5oRsVz/o=
-github.com/sagernet/gomobile v0.1.7 h1:I9jCJZTH0weP5MsuydvYHX5QfN/r6Fe8ptAIj1+SJVg=
-github.com/sagernet/gomobile v0.1.7/go.mod h1:Pqq2+ZVvs10U7xK+UwJgwYWUykewi8H6vlslAO73n9E=
+github.com/sagernet/gomobile v0.1.8 h1:vXgoN0pjsMONAaYCTdsKBX2T1kxuS7sbT/mZ7PElGoo=
+github.com/sagernet/gomobile v0.1.8/go.mod h1:A8l3FlHi2D/+mfcd4HHvk5DGFPW/ShFb9jHP5VmSiDY=
 github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb h1:pprQtDqNgqXkRsXn+0E8ikKOemzmum8bODjSfDene38=
 github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb/go.mod h1:QkkPEJLw59/tfxgapHta14UL5qMUah5NXhO0Kw2Kan4=
 github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a h1:ObwtHN2VpqE0ZNjr6sGeT00J8uU7JF4cNUdb44/Duis=
 github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
 github.com/sagernet/nftables v0.3.0-beta.4 h1:kbULlAwAC3jvdGAC1P5Fa3GSxVwQJibNenDW2zaXr8I=
 github.com/sagernet/nftables v0.3.0-beta.4/go.mod h1:OQXAjvjNGGFxaTgVCSTRIhYB5/llyVDeapVoENYBDS8=
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 github.com/shtorm-7/dnscrypt/v2 v2.4.0-extended-1.0.0 h1:e5s7RKBd2rIPR0StbvZ2vTVtJ5jDTsTk5wtIIapZTRg=
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+github.com/shtorm-7/wireguard-go v0.0.1-beta.7-extended-1.1.0 h1:bTmx3NiEeH7mdgsifyNUxIEAA0wokRMSm8iS/hln6n0=
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@@ -236,8 +232,8 @@ github.com/tailscale/web-client-prebuilt v0.0.0-20250124233751-d4cd19a26976 h1:U
 github.com/tailscale/web-client-prebuilt v0.0.0-20250124233751-d4cd19a26976/go.mod h1:agQPE6y6ldqCOui2gkIh7ZMztTkIQKH049tv8siLuNQ=
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 github.com/tc-hib/winres v0.2.1/go.mod h1:C/JaNhH3KBvhNKVbvdlDWkbMDO9H4fKKDaN7/07SSuk=
-github.com/tevino/abool/v2 v2.1.0 h1:7w+Vf9f/5gmKT4m4qkayb33/92M+Um45F2BkHOR+L/c=
-github.com/tevino/abool/v2 v2.1.0/go.mod h1:+Lmlqk6bHDWHqN1cbxqhwEAwMPXgc8I1SDEamtseuXY=
+github.com/tevino/abool v1.2.0 h1:heAkClL8H6w+mK5md9dzsuohKeXHUpY7Vw0ZCKW+huA=
+github.com/tevino/abool v1.2.0/go.mod h1:qc66Pna1RiIsPa7O4Egxxs9OqkuxDX55zznh9K07Tzg=
 github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
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 github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
@@ -269,10 +265,10 @@ go.opentelemetry.io/otel/sdk/metric v1.35.0 h1:1RriWBmCKgkeHEhM7a2uMjMUfP7MsOF5J
 go.opentelemetry.io/otel/sdk/metric v1.35.0/go.mod h1:is6XYCUMpcKi+ZsOvfluY5YstFnhW0BidkR+gL+qN+w=
 go.opentelemetry.io/otel/trace v1.35.0 h1:dPpEfJu1sDIqruz7BHFG3c7528f6ddfSWfFDVt/xgMs=
 go.opentelemetry.io/otel/trace v1.35.0/go.mod h1:WUk7DtFp1Aw2MkvqGdwiXYDZZNvA/1J8o6xRXLrIkyc=
+go.uber.org/atomic v1.11.0 h1:ZvwS0R+56ePWxUNi+Atn9dWONBPp/AUETXlHW0DxSjE=
+go.uber.org/atomic v1.11.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
-go.uber.org/mock v0.5.0 h1:KAMbZvZPyBPWgD14IrIQ38QCyjwpvVVV6K/bHl1IwQU=
-go.uber.org/mock v0.5.0/go.mod h1:ge71pBPLYDk7QIi1LupWxdAykm7KIEFchiOqd6z7qMM=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
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 go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
@@ -284,18 +280,18 @@ go4.org/mem v0.0.0-20240501181205-ae6ca9944745/go.mod h1:reUoABIJ9ikfM5sgtSF3Wus
 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 v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
-golang.org/x/crypto v0.40.0 h1:r4x+VvoG5Fm+eJcxMaY8CQM7Lb0l1lsmjGBQ6s8BfKM=
-golang.org/x/crypto v0.40.0/go.mod h1:Qr1vMER5WyS2dfPHAlsOj01wgLbsyWtFn/aY+5+ZdxY=
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 golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6 h1:y5zboxd6LQAqYIhHnB48p0ByQ/GnQx2BE33L8BOHQkI=
 golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6/go.mod h1:U6Lno4MTRCDY+Ba7aCcauB9T60gsv5s4ralQzP72ZoQ=
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-golang.org/x/mod v0.26.0 h1:EGMPT//Ezu+ylkCijjPc+f4Aih7sZvaAr+O3EHBxvZg=
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-golang.org/x/net v0.42.0 h1:jzkYrhi3YQWD6MLBJcsklgQsoAcw89EcZbJw8Z614hs=
-golang.org/x/net v0.42.0/go.mod h1:FF1RA5d3u7nAYA4z2TkclSCKh68eSXtiFwcWQpPXdt8=
+golang.org/x/net v0.43.0 h1:lat02VYK2j4aLzMzecihNvTlJNQUq316m2Mr9rnM6YE=
+golang.org/x/net v0.43.0/go.mod h1:vhO1fvI4dGsIjh73sWfUVjj3N7CA9WkKJNQm2svM6Jg=
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@@ -307,20 +303,20 @@ golang.org/x/sys v0.0.0-20220817070843-5a390386f1f2/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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-golang.org/x/sys v0.34.0 h1:H5Y5sJ2L2JRdyv7ROF1he/lPdvFsd0mJHFw2ThKHxLA=
-golang.org/x/sys v0.34.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
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 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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-golang.org/x/text v0.27.0 h1:4fGWRpyh641NLlecmyl4LOe6yDdfaYNrGb2zdfo4JV4=
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-golang.org/x/tools v0.34.0 h1:qIpSLOxeCYGg9TrcJokLBG4KFA6d795g0xkBkiESGlo=
-golang.org/x/tools v0.34.0/go.mod h1:pAP9OwEaY1CAW3HOmg3hLZC5Z0CCmzjAF2UQMSqNARg=
+golang.org/x/tools v0.36.0 h1:kWS0uv/zsvHEle1LbV5LE8QujrxB3wfQyxHfhOk0Qkg=
+golang.org/x/tools v0.36.0/go.mod h1:WBDiHKJK8YgLHlcQPYQzNCkUxUypCaa5ZegCVutKm+s=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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@@ -342,6 +338,8 @@ gopkg.in/yaml.v1 v1.0.0-20140924161607-9f9df34309c0/go.mod h1:WDnlLJ4WF5VGsH/HVa
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489 h1:ze1vwAdliUAr68RQ5NtufWaXaOg8WUO2OACzEV+TNdE=
+gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489/go.mod h1:10sU+Uh5KKNv1+2x2A0Gvzt8FjD3ASIhorV3YsauXhk=
 howett.net/plist v1.0.1 h1:37GdZ8tP09Q35o9ych3ehygcsL+HqKSwzctveSlarvM=
 howett.net/plist v1.0.1/go.mod h1:lqaXoTrLY4hg8tnEzNru53gicrbv7rrk+2xJA/7hw9g=
 lukechampine.com/blake3 v1.4.1 h1:I3Smz7gso8w4/TunLKec6K2fn+kyKtDxr/xcQEN84Wg=

option/dns.go

@@ -100,7 +100,6 @@ func rewriteRcodeAction(rcodeMap map[string]int, ruleAction *DNSRuleAction) {
 	}
 	ruleAction.Action = C.RuleActionTypePredefined
 	ruleAction.PredefinedOptions.Rcode = common.Ptr(DNSRCode(rcode))
-	return
 }
 
 type DNSClientOptions struct {

option/v2ray_transport.go

@@ -110,7 +110,6 @@ type V2RayHTTPUpgradeOptions struct {
 }
 
 type V2RayXHTTPBaseOptions struct {
-	Mode                 string                 `json:"mode"`
 	Host                 string                 `json:"host,omitempty"`
 	Path                 string                 `json:"path,omitempty"`
 	Headers              map[string]string      `json:"headers,omitempty"`
@@ -126,6 +125,7 @@ type V2RayXHTTPBaseOptions struct {
 }
 
 type V2RayXHTTPOptions struct {
+	Mode string `json:"mode"`
 	V2RayXHTTPBaseOptions
 	Download *V2RayXHTTPDownloadOptions `json:"download"`
 }

option/wireguard.go

@@ -16,6 +16,8 @@ type WireGuardEndpointOptions struct {
 	Peers                      []WireGuardPeer                  `json:"peers,omitempty"`
 	UDPTimeout                 badoption.Duration               `json:"udp_timeout,omitempty"`
 	Workers                    int                              `json:"workers,omitempty"`
+	PreallocatedBuffersPerPool uint32                           `json:"preallocated_buffers_per_pool,omitempty"`
+	DisablePauses              bool                             `json:"disable_pauses,omitempty"`
 	Amnezia                    *WireGuardAmnezia                `json:"amnezia,omitempty"`
 	DialerOptions
 }
@@ -36,12 +38,14 @@ type WireGuardWARPEndpointOptions struct {
 	ListenPort                 uint16             `json:"listen_port,omitempty"`
 	UDPTimeout                 badoption.Duration `json:"udp_timeout,omitempty"`
 	Workers                    int                `json:"workers,omitempty"`
+	PreallocatedBuffersPerPool uint32             `json:"preallocated_buffers_per_pool,omitempty"`
+	DisablePauses              bool               `json:"disable_pauses,omitempty"`
 	Amnezia                    *WireGuardAmnezia  `json:"amnezia,omitempty"`
-	Profile    *WireGuardCloudflareProfile `json:"profile,omitempty"`
+	Profile                    WARPProfile        `json:"profile,omitempty"`
 	DialerOptions
 }
 
-type WireGuardCloudflareProfile struct {
+type WARPProfile struct {
 	ID         string `json:"id,omitempty"`
 	PrivateKey string `json:"private_key,omitempty"`
 	AuthToken  string `json:"auth_token,omitempty"`
@@ -62,6 +66,8 @@ type LegacyWireGuardOutboundOptions struct {
 	PreSharedKey               string            `json:"pre_shared_key,omitempty"`
 	Reserved                   []uint8           `json:"reserved,omitempty"`
 	Workers                    int               `json:"workers,omitempty"`
+	PreallocatedBuffersPerPool uint32            `json:"preallocated_buffers_per_pool,omitempty"`
+	DisablePauses              bool              `json:"disable_pauses,omitempty"`
 	MTU                        uint32            `json:"mtu,omitempty"`
 	Network                    NetworkList       `json:"network,omitempty"`
 	Amnezia                    *WireGuardAmnezia `json:"amnezia,omitempty"`
@@ -81,8 +87,19 @@ type WireGuardAmnezia struct {
 	JMax  int    `json:"jmax,omitempty"`
 	S1    int    `json:"s1,omitempty"`
 	S2    int    `json:"s2,omitempty"`
+	S3    int    `json:"s3,omitempty"`
+	S4    int    `json:"s4,omitempty"`
 	H1    uint32 `json:"h1,omitempty"`
 	H2    uint32 `json:"h2,omitempty"`
 	H3    uint32 `json:"h3,omitempty"`
 	H4    uint32 `json:"h4,omitempty"`
+	I1    string `json:"i1,omitempty"`
+	I2    string `json:"i2,omitempty"`
+	I3    string `json:"i3,omitempty"`
+	I4    string `json:"i4,omitempty"`
+	I5    string `json:"i5,omitempty"`
+	J1    string `json:"j1,omitempty"`
+	J2    string `json:"j2,omitempty"`
+	J3    string `json:"j3,omitempty"`
+	ITime int64  `json:"itime,omitempty"`
 }

protocol/anytls/inbound.go

@@ -124,7 +124,7 @@ func (h *inboundHandler) NewConnectionEx(ctx context.Context, conn net.Conn, sou
 	//nolint:staticcheck
 	metadata.InboundOptions = h.listener.ListenOptions().InboundOptions
 	metadata.Source = source
-	metadata.Destination = destination
+	metadata.Destination = destination.Unwrap()
 	if userName, _ := auth.UserFromContext[string](ctx); userName != "" {
 		metadata.User = userName
 		h.logger.InfoContext(ctx, "[", userName, "] inbound connection to ", metadata.Destination)

protocol/anytls/outbound.go

@@ -13,6 +13,7 @@ import (
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 	"github.com/sagernet/sing/common/uot"
@@ -43,6 +44,13 @@ func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextL
 	if options.TLS == nil || !options.TLS.Enabled {
 		return nil, C.ErrTLSRequired
 	}
+	// TCP Fast Open is incompatible with anytls because TFO creates a lazy connection
+	// that only establishes on first write. The lazy connection returns an empty address
+	// before establishment, but anytls SOCKS wrapper tries to access the remote address
+	// during handshake, causing a null pointer dereference crash.
+	if options.DialerOptions.TCPFastOpen {
+		return nil, E.New("tcp_fast_open is not supported with anytls outbound")
+	}
 
 	tlsConfig, err := tls.NewClient(ctx, options.Server, common.PtrValueOrDefault(options.TLS))
 	if err != nil {

protocol/direct/outbound.go

@@ -13,7 +13,6 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/bufio"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/logger"
@@ -164,26 +163,7 @@ func (h *Outbound) DialParallel(ctx context.Context, network string, destination
 	case N.NetworkUDP:
 		h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
 	}
-	var domainStrategy C.DomainStrategy
-	if h.domainStrategy != C.DomainStrategyAsIS {
-		domainStrategy = h.domainStrategy
-	} else {
-		//nolint:staticcheck
-		domainStrategy = C.DomainStrategy(metadata.InboundOptions.DomainStrategy)
-	}
-	switch domainStrategy {
-	case C.DomainStrategyIPv4Only:
-		destinationAddresses = common.Filter(destinationAddresses, netip.Addr.Is4)
-		if len(destinationAddresses) == 0 {
-			return nil, E.New("no IPv4 address available for ", destination)
-		}
-	case C.DomainStrategyIPv6Only:
-		destinationAddresses = common.Filter(destinationAddresses, netip.Addr.Is6)
-		if len(destinationAddresses) == 0 {
-			return nil, E.New("no IPv6 address available for ", destination)
-		}
-	}
-	return dialer.DialParallelNetwork(ctx, h.dialer, network, destination, destinationAddresses, domainStrategy == C.DomainStrategyPreferIPv6, nil, nil, nil, h.fallbackDelay)
+	return dialer.DialParallelNetwork(ctx, h.dialer, network, destination, destinationAddresses, len(destinationAddresses) > 0 && destinationAddresses[0].Is6(), nil, nil, nil, h.fallbackDelay)
 }
 
 func (h *Outbound) DialParallelNetwork(ctx context.Context, network string, destination M.Socksaddr, destinationAddresses []netip.Addr, networkStrategy *C.NetworkStrategy, networkType []C.InterfaceType, fallbackNetworkType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error) {
@@ -204,26 +184,7 @@ func (h *Outbound) DialParallelNetwork(ctx context.Context, network string, dest
 	case N.NetworkUDP:
 		h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
 	}
-	var domainStrategy C.DomainStrategy
-	if h.domainStrategy != C.DomainStrategyAsIS {
-		domainStrategy = h.domainStrategy
-	} else {
-		//nolint:staticcheck
-		domainStrategy = C.DomainStrategy(metadata.InboundOptions.DomainStrategy)
-	}
-	switch domainStrategy {
-	case C.DomainStrategyIPv4Only:
-		destinationAddresses = common.Filter(destinationAddresses, netip.Addr.Is4)
-		if len(destinationAddresses) == 0 {
-			return nil, E.New("no IPv4 address available for ", destination)
-		}
-	case C.DomainStrategyIPv6Only:
-		destinationAddresses = common.Filter(destinationAddresses, netip.Addr.Is6)
-		if len(destinationAddresses) == 0 {
-			return nil, E.New("no IPv6 address available for ", destination)
-		}
-	}
-	return dialer.DialParallelNetwork(ctx, h.dialer, network, destination, destinationAddresses, domainStrategy == C.DomainStrategyPreferIPv6, networkStrategy, networkType, fallbackNetworkType, fallbackDelay)
+	return dialer.DialParallelNetwork(ctx, h.dialer, network, destination, destinationAddresses, len(destinationAddresses) > 0 && destinationAddresses[0].Is6(), networkStrategy, networkType, fallbackNetworkType, fallbackDelay)
 }
 
 func (h *Outbound) ListenSerialNetworkPacket(ctx context.Context, destination M.Socksaddr, destinationAddresses []netip.Addr, networkStrategy *C.NetworkStrategy, networkType []C.InterfaceType, fallbackNetworkType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, netip.Addr, error) {

protocol/group/selector.go

@@ -10,7 +10,7 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common/atomic"
+	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/logger"
 	M "github.com/sagernet/sing/common/metadata"
@@ -37,7 +37,7 @@ type Selector struct {
 	tags                         []string
 	defaultTag                   string
 	outbounds                    map[string]adapter.Outbound
-	selected                     atomic.TypedValue[adapter.Outbound]
+	selected                     common.TypedValue[adapter.Outbound]
 	interruptGroup               *interrupt.Group
 	interruptExternalConnections bool
 }

protocol/group/urltest.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"net"
 	"sync"
+	"sync/atomic"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -14,7 +15,6 @@ import (
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/batch"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
@@ -194,7 +194,7 @@ type URLTestGroup struct {
 	ticker                       *time.Ticker
 	close                        chan struct{}
 	started                      bool
-	lastActive                   atomic.TypedValue[time.Time]
+	lastActive                   common.TypedValue[time.Time]
 }
 
 func NewURLTestGroup(ctx context.Context, outboundManager adapter.OutboundManager, logger log.Logger, outbounds []adapter.Outbound, link string, interval time.Duration, tolerance uint16, idleTimeout time.Duration, interruptExternalConnections bool) (*URLTestGroup, error) {
@@ -315,7 +315,7 @@ func (g *URLTestGroup) Select(network string) (adapter.Outbound, bool) {
 }
 
 func (g *URLTestGroup) loopCheck() {
-	if time.Now().Sub(g.lastActive.Load()) > g.interval {
+	if time.Since(g.lastActive.Load()) > g.interval {
 		g.lastActive.Store(time.Now())
 		g.CheckOutbounds(false)
 	}
@@ -325,7 +325,7 @@ func (g *URLTestGroup) loopCheck() {
 			return
 		case <-g.ticker.C:
 		}
-		if time.Now().Sub(g.lastActive.Load()) > g.idleTimeout {
+		if time.Since(g.lastActive.Load()) > g.idleTimeout {
 			g.access.Lock()
 			g.ticker.Stop()
 			g.ticker = nil
@@ -362,7 +362,7 @@ func (g *URLTestGroup) urlTest(ctx context.Context, force bool) (map[string]uint
 			continue
 		}
 		history := g.history.LoadURLTestHistory(realTag)
-		if !force && history != nil && time.Now().Sub(history.Time) < g.interval {
+		if !force && history != nil && time.Since(history.Time) < g.interval {
 			continue
 		}
 		checked[realTag] = true

protocol/mixed/inbound.go

@@ -8,10 +8,12 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/adapter/inbound"
 	"github.com/sagernet/sing-box/common/listener"
+	"github.com/sagernet/sing-box/common/tls"
 	"github.com/sagernet/sing-box/common/uot"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/auth"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -33,6 +35,7 @@ type Inbound struct {
 	logger        log.ContextLogger
 	listener      *listener.Listener
 	authenticator *auth.Authenticator
+	tlsConfig     tls.ServerConfig
 }
 
 func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.HTTPMixedInboundOptions) (adapter.Inbound, error) {
@@ -42,6 +45,13 @@ func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLo
 		logger:        logger,
 		authenticator: auth.NewAuthenticator(options.Users),
 	}
+	if options.TLS != nil {
+		tlsConfig, err := tls.NewServer(ctx, logger, common.PtrValueOrDefault(options.TLS))
+		if err != nil {
+			return nil, err
+		}
+		inbound.tlsConfig = tlsConfig
+	}
 	inbound.listener = listener.New(listener.Options{
 		Context:           ctx,
 		Logger:            logger,
@@ -58,11 +68,20 @@ func (h *Inbound) Start(stage adapter.StartStage) error {
 	if stage != adapter.StartStateStart {
 		return nil
 	}
+	if h.tlsConfig != nil {
+		err := h.tlsConfig.Start()
+		if err != nil {
+			return E.Cause(err, "create TLS config")
+		}
+	}
 	return h.listener.Start()
 }
 
 func (h *Inbound) Close() error {
-	return h.listener.Close()
+	return common.Close(
+		h.listener,
+		h.tlsConfig,
+	)
 }
 
 func (h *Inbound) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
@@ -78,6 +97,13 @@ func (h *Inbound) NewConnectionEx(ctx context.Context, conn net.Conn, metadata a
 }
 
 func (h *Inbound) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) error {
+	if h.tlsConfig != nil {
+		tlsConn, err := tls.ServerHandshake(ctx, conn, h.tlsConfig)
+		if err != nil {
+			return E.Cause(err, "TLS handshake")
+		}
+		conn = tlsConn
+	}
 	reader := std_bufio.NewReader(conn)
 	headerBytes, err := reader.Peek(1)
 	if err != nil {

protocol/naive/inbound.go

@@ -170,7 +170,7 @@ func (n *Inbound) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
 		hostPort = request.Host
 	}
 	source := sHttp.SourceAddress(request)
-	destination := M.ParseSocksaddr(hostPort)
+	destination := M.ParseSocksaddr(hostPort).Unwrap()
 
 	if hijacker, isHijacker := writer.(http.Hijacker); isHijacker {
 		conn, _, err := hijacker.Hijack()

protocol/shadowsocks/outbound.go

@@ -128,7 +128,6 @@ func (h *Outbound) InterfaceUpdated() {
 	if h.multiplexDialer != nil {
 		h.multiplexDialer.Reset()
 	}
-	return
 }
 
 func (h *Outbound) Close() error {

protocol/ssh/outbound.go

@@ -180,7 +180,6 @@ func (s *Outbound) connect() (*ssh.Client, error) {
 
 func (s *Outbound) InterfaceUpdated() {
 	common.Close(s.clientConn)
-	return
 }
 
 func (s *Outbound) Close() error {

protocol/trojan/outbound.go

@@ -105,7 +105,6 @@ func (h *Outbound) InterfaceUpdated() {
 	if h.multiplexDialer != nil {
 		h.multiplexDialer.Reset()
 	}
-	return
 }
 
 func (h *Outbound) Close() error {

protocol/tun/inbound.go

@@ -137,6 +137,9 @@ func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLo
 		if platformInterface != nil && platformInterface.UnderNetworkExtension() {
 			// In Network Extension, when MTU exceeds 4064 (4096-UTUN_IF_HEADROOM_SIZE), the performance of tun will drop significantly, which may be a system bug.
 			tunMTU = 4064
+		} else if C.IsAndroid {
+			// Some Android devices report ENOBUFS when using MTU 65535
+			tunMTU = 9000
 		} else {
 			tunMTU = 65535
 		}

protocol/vless/outbound.go

@@ -124,7 +124,6 @@ func (h *Outbound) InterfaceUpdated() {
 	if h.multiplexDialer != nil {
 		h.multiplexDialer.Reset()
 	}
-	return
 }
 
 func (h *Outbound) Close() error {

protocol/vmess/outbound.go

@@ -108,7 +108,6 @@ func (h *Outbound) InterfaceUpdated() {
 	if h.multiplexDialer != nil {
 		h.multiplexDialer.Reset()
 	}
-	return
 }
 
 func (h *Outbound) Close() error {

protocol/wireguard/endpoint.go

@@ -73,10 +73,21 @@ func NewEndpoint(ctx context.Context, router adapter.Router, logger log.ContextL
 			JMax:  options.Amnezia.JMax,
 			S1:    options.Amnezia.S1,
 			S2:    options.Amnezia.S2,
+			S3:    options.Amnezia.S3,
+			S4:    options.Amnezia.S4,
 			H1:    options.Amnezia.H1,
 			H2:    options.Amnezia.H2,
 			H3:    options.Amnezia.H3,
 			H4:    options.Amnezia.H4,
+			I1:    options.Amnezia.I1,
+			I2:    options.Amnezia.I2,
+			I3:    options.Amnezia.I3,
+			I4:    options.Amnezia.I4,
+			I5:    options.Amnezia.I5,
+			J1:    options.Amnezia.J1,
+			J2:    options.Amnezia.J2,
+			J3:    options.Amnezia.J3,
+			ITime: options.Amnezia.ITime,
 		}
 	}
 	wgEndpoint, err := wireguard.NewEndpoint(wireguard.EndpointOptions{
@@ -114,6 +125,8 @@ func NewEndpoint(ctx context.Context, router adapter.Router, logger log.ContextL
 			}
 		}),
 		Workers:                    options.Workers,
+		PreallocatedBuffersPerPool: options.PreallocatedBuffersPerPool,
+		DisablePauses:              options.DisablePauses,
 		Amnezia:                    amnezia,
 	})
 	if err != nil {

protocol/wireguard/endpoint_warp.go

@@ -16,6 +16,7 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/json/badoption"
 	M "github.com/sagernet/sing/common/metadata"
@@ -41,11 +42,9 @@ func NewWARPEndpoint(ctx context.Context, router adapter.Router, logger log.Cont
 	if options.Detour != "" {
 		dependencies = append(dependencies, options.Detour)
 	}
-	if options.Profile != nil {
 	if options.Profile.Detour != "" {
 		dependencies = append(dependencies, options.Profile.Detour)
 	}
-	}
 	warpEndpoint := &WARPEndpoint{
 		Adapter: endpoint.NewAdapter(C.TypeWARP, tag, []string{N.NetworkTCP, N.NetworkUDP}, dependencies),
 	}
@@ -80,7 +79,6 @@ func NewWARPEndpoint(ctx context.Context, router adapter.Router, logger log.Cont
 				}
 			}
 			opts := make([]cloudflare.CloudflareApiOption, 0, 1)
-			if options.Profile != nil {
 			if options.Profile.Detour != "" {
 				detour, ok := service.FromContext[adapter.OutboundManager](ctx).Outbound(options.Profile.Detour)
 				if !ok {
@@ -91,7 +89,6 @@ func NewWARPEndpoint(ctx context.Context, router adapter.Router, logger log.Cont
 					return detour.DialContext(ctx, network, M.ParseSocksaddr(addr))
 				}))
 			}
-			}
 			api := cloudflare.NewCloudflareApi(opts...)
 			var profile *cloudflare.CloudflareProfile
 			if options.Profile.AuthToken != "" && options.Profile.ID != "" {
@@ -138,6 +135,8 @@ func NewWARPEndpoint(ctx context.Context, router adapter.Router, logger log.Cont
 				ListenPort:                 options.ListenPort,
 				UDPTimeout:                 options.UDPTimeout,
 				Workers:                    options.Workers,
+				PreallocatedBuffersPerPool: options.PreallocatedBuffersPerPool,
+				DisablePauses:              options.DisablePauses,
 				Amnezia:                    options.Amnezia,
 				DialerOptions:              options.DialerOptions,
 
@@ -185,10 +184,7 @@ func (w *WARPEndpoint) Start(stage adapter.StartStage) error {
 }
 
 func (w *WARPEndpoint) Close() error {
-	if ok := w.isEndpointInitialized(); !ok {
-		return E.New("endpoint not initialized")
-	}
-	return w.endpoint.Close()
+	return common.Close(w.endpoint)
 }
 
 func (w *WARPEndpoint) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {

protocol/wireguard/outbound.go

@@ -87,10 +87,21 @@ func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextL
 			JMax:  options.Amnezia.JMax,
 			S1:    options.Amnezia.S1,
 			S2:    options.Amnezia.S2,
+			S3:    options.Amnezia.S3,
+			S4:    options.Amnezia.S4,
 			H1:    options.Amnezia.H1,
 			H2:    options.Amnezia.H2,
 			H3:    options.Amnezia.H3,
 			H4:    options.Amnezia.H4,
+			I1:    options.Amnezia.I1,
+			I2:    options.Amnezia.I2,
+			I3:    options.Amnezia.I3,
+			I4:    options.Amnezia.I4,
+			I5:    options.Amnezia.I5,
+			J1:    options.Amnezia.J1,
+			J2:    options.Amnezia.J2,
+			J3:    options.Amnezia.J3,
+			ITime: options.Amnezia.ITime,
 		}
 	}
 	wgEndpoint, err := wireguard.NewEndpoint(wireguard.EndpointOptions{
@@ -116,6 +127,8 @@ func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextL
 		},
 		Peers:                      peers,
 		Workers:                    options.Workers,
+		PreallocatedBuffersPerPool: options.PreallocatedBuffersPerPool,
+		DisablePauses:              options.DisablePauses,
 		Amnezia:                    amnezia,
 	})
 	if err != nil {