Merge tag 'v1.11.13' into HEAD

Signed-off-by: Sentsuki <52487960+Sentsuki@users.noreply.github.com>

.fpm_openwrt

@@ -0,0 +1,30 @@
+-s dir
+--name sing-box
+--category net
+--license GPL-3.0-or-later
+--description "The universal proxy platform."
+--url "https://sing-box.sagernet.org/"
+--maintainer "nekohasekai <contact-git@sekai.icu>"
+--no-deb-generate-changes
+
+--config-files /etc/config/sing-box
+--config-files /etc/sing-box/config.json
+
+--depends ca-bundle
+--depends kmod-inet-diag
+--depends kmod-tun
+--depends firewall4
+
+--before-remove release/config/openwrt.prerm
+
+release/config/config.json=/etc/sing-box/config.json
+
+release/config/openwrt.conf=/etc/config/sing-box
+release/config/openwrt.init=/etc/init.d/sing-box
+release/config/openwrt.keep=/lib/upgrade/keep.d/sing-box
+
+release/completions/sing-box.bash=/usr/share/bash-completion/completions/sing-box.bash
+release/completions/sing-box.fish=/usr/share/fish/vendor_completions.d/sing-box.fish
+release/completions/sing-box.zsh=/usr/share/zsh/site-functions/_sing-box
+
+LICENSE=/usr/share/licenses/sing-box/LICENSE

.fpm_systemd

@@ -0,0 +1,21 @@
+-s dir
+--name sing-box
+--category net
+--license GPL-3.0-or-later
+--description "The universal proxy platform."
+--url "https://sing-box.sagernet.org/"
+--maintainer "nekohasekai <contact-git@sekai.icu>"
+--deb-field "Bug: https://github.com/SagerNet/sing-box/issues"
+--no-deb-generate-changes
+--config-files /etc/sing-box/config.json
+
+release/config/config.json=/etc/sing-box/config.json
+
+release/config/sing-box.service=/usr/lib/systemd/system/sing-box.service
+release/config/sing-box@.service=/usr/lib/systemd/system/sing-box@.service
+
+release/completions/sing-box.bash=/usr/share/bash-completion/completions/sing-box.bash
+release/completions/sing-box.fish=/usr/share/fish/vendor_completions.d/sing-box.fish
+release/completions/sing-box.zsh=/usr/share/zsh/site-functions/_sing-box
+
+LICENSE=/usr/share/licenses/sing-box/LICENSE

.github/deb2ipk.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# mod from https://gist.github.com/pldubouilh/c5703052986bfdd404005951dee54683
+
+set -e -o pipefail
+
+PROJECT=$(dirname "$0")/../..
+TMP_PATH=`mktemp -d`
+cp $2 $TMP_PATH
+pushd $TMP_PATH
+
+DEB_NAME=`ls *.deb`
+ar x $DEB_NAME
+
+mkdir control
+pushd control
+tar xf ../control.tar.gz
+rm md5sums
+sed "s/Architecture:\\ \w*/Architecture:\\ $1/g" ./control -i
+cat control
+tar czf ../control.tar.gz ./*
+popd
+
+DEB_NAME=${DEB_NAME%.deb}
+tar czf $DEB_NAME.ipk control.tar.gz data.tar.gz debian-binary
+popd
+
+cp $TMP_PATH/$DEB_NAME.ipk $3
+rm -r $TMP_PATH

.github/workflows/build.yml

@@ -50,12 +50,12 @@ jobs:
       - name: Check input version
         if: github.event_name == 'workflow_dispatch'
         run: |-
-          echo "version=${{ inputs.version }}" 
+          echo "version=${{ inputs.version }}"
           echo "version=${{ inputs.version }}" >> "$GITHUB_ENV"
       - name: Calculate version
         if: github.event_name != 'workflow_dispatch'
         run: |-
-          go run -v ./cmd/internal/read_tag --nightly
+          go run -v ./cmd/internal/read_tag --ci --nightly
       - name: Set outputs
         id: outputs
         run: |-
@@ -69,141 +69,208 @@ jobs:
     strategy:
       matrix:
         include:
-          - name: linux_386
-            goos: linux
-            goarch: 386
-          - name: linux_amd64
-            goos: linux
-            goarch: amd64
-          - name: linux_arm64
-            goos: linux
-            goarch: arm64
-          - name: linux_arm
-            goos: linux
-            goarch: arm
-            goarm: 6
-          - name: linux_arm_v7
-            goos: linux
-            goarch: arm
-            goarm: 7
-          - name: linux_s390x
-            goos: linux
-            goarch: s390x
-          - name: linux_riscv64
-            goos: linux
-            goarch: riscv64
-          - name: linux_mips64le
-            goos: linux
-            goarch: mips64le
-          - name: windows_amd64
-            goos: windows
-            goarch: amd64
-            require_legacy_go: true
-          - name: windows_386
-            goos: windows
-            goarch: 386
-            require_legacy_go: true
-          - name: windows_arm64
-            goos: windows
-            goarch: arm64
-          - name: darwin_arm64
-            goos: darwin
-            goarch: arm64
-          - name: darwin_amd64
-            goos: darwin
-            goarch: amd64
-            require_legacy_go: true
-          - name: android_arm64
-            goos: android
-            goarch: arm64
-          - name: android_arm
-            goos: android
-            goarch: arm
-            goarm: 7
-          - name: android_amd64
-            goos: android
-            goarch: amd64
-          - name: android_386
-            goos: android
-            goarch: 386
+          - { os: linux, arch: amd64, debian: amd64, rpm: x86_64, pacman: x86_64, openwrt: "x86_64" }
+          - { os: linux, arch: "386", go386: sse2, debian: i386, rpm: i386, openwrt: "i386_pentium4" }
+          - { os: linux, arch: "386", go386: softfloat, openwrt: "i386_pentium-mmx" }
+          - { os: linux, arch: arm64, debian: arm64, rpm: aarch64, pacman: aarch64, openwrt: "aarch64_cortex-a53 aarch64_cortex-a72 aarch64_cortex-a76 aarch64_generic" }
+          - { os: linux, arch: arm, goarm: "5", openwrt: "arm_arm926ej-s arm_cortex-a7 arm_cortex-a9 arm_fa526 arm_xscale" }
+          - { os: linux, arch: arm, goarm: "6", debian: armel, rpm: armv6hl, openwrt: "arm_arm1176jzf-s_vfp" }
+          - { os: linux, arch: arm, goarm: "7", debian: armhf, rpm: armv7hl, pacman: armv7hl, openwrt: "arm_cortex-a5_vfpv4 arm_cortex-a7_neon-vfpv4 arm_cortex-a7_vfpv4 arm_cortex-a8_vfpv3 arm_cortex-a9_neon arm_cortex-a9_vfpv3-d16 arm_cortex-a15_neon-vfpv4" }
+          - { os: linux, arch: mips, gomips: softfloat, openwrt: "mips_24kc mips_4kec mips_mips32" }
+          - { os: linux, arch: mipsle, gomips: hardfloat, debian: mipsel, rpm: mipsel, openwrt: "mipsel_24kc_24kf" }
+          - { os: linux, arch: mipsle, gomips: softfloat, openwrt: "mipsel_24kc mipsel_74kc mipsel_mips32" }
+          - { os: linux, arch: mips64, gomips: softfloat, openwrt: "mips64_mips64r2 mips64_octeonplus" }
+          - { os: linux, arch: mips64le, gomips: hardfloat, debian: mips64el, rpm: mips64el }
+          - { os: linux, arch: mips64le, gomips: softfloat, openwrt: "mips64el_mips64r2" }
+          - { os: linux, arch: s390x, debian: s390x, rpm: s390x }
+          - { os: linux, arch: ppc64le, debian: ppc64el, rpm: ppc64le }
+          - { os: linux, arch: riscv64, debian: riscv64, rpm: riscv64, openwrt: "riscv64_generic" }
+          - { 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: "386" }
+          - { os: windows, arch: "386", legacy_go: true }
+          - { os: windows, arch: arm64 }
+
+          - { os: darwin, arch: amd64 }
+          - { os: darwin, arch: amd64, legacy_go: true }
+          - { os: darwin, arch: arm64 }
+
+          - { os: android, arch: arm64, ndk: "aarch64-linux-android21" }
+          - { os: android, arch: arm, ndk: "armv7a-linux-androideabi21" }
+          - { os: android, arch: amd64, ndk: "x86_64-linux-android21" }
+          - { os: android, arch: "386", ndk: "i686-linux-android21" }
     steps:
       - name: Checkout
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
         with:
           fetch-depth: 0
       - name: Setup Go
+        if: matrix.legacy_go
+        uses: actions/setup-go@v5
+        with:
+          go-version: ~1.20
+      - name: Setup Go
+        if: ${{ ! matrix.legacy_go }}
         uses: actions/setup-go@v5
         with:
           go-version: ^1.24
-      - name: Cache legacy Go
-        if: matrix.require_legacy_go
-        id: cache-legacy-go
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/go/go1.20.14
-          key: go120
-      - name: Setup legacy Go
-        if: matrix.require_legacy_go && steps.cache-legacy-go.outputs.cache-hit != 'true'
-        run: |-
-          wget https://dl.google.com/go/go1.20.14.linux-amd64.tar.gz
-          tar -xzf go1.20.14.linux-amd64.tar.gz
-          mv go $HOME/go/go1.20.14
       - name: Setup Android NDK
-        if: matrix.goos == 'android'
+        if: matrix.os == 'android'
         uses: nttld/setup-ndk@v1
         with:
           ndk-version: r28
           local-cache: true
-      - name: Setup Goreleaser
-        uses: goreleaser/goreleaser-action@v6
-        with:
-          distribution: goreleaser-pro
-          version: nightly
-          install-only: true
-      - name: Extract signing key
-        run: |-
-          mkdir -p $HOME/.gnupg
-          cat > $HOME/.gnupg/sagernet.key <<EOF
-          ${{ secrets.GPG_KEY }}
-          EOF
-          echo "HOME=$HOME" >> "$GITHUB_ENV"
       - name: Set tag
         run: |-
           git ls-remote --exit-code --tags origin v${{ needs.calculate_version.outputs.version }} || echo "PUBLISHED=false" >> "$GITHUB_ENV"
           git tag v${{ needs.calculate_version.outputs.version }} -f
+      - name: Set build tags
+        run: |
+          set -xeuo pipefail
+          TAGS='with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_acme,with_clash_api'
+          if [ ! '${{ matrix.legacy_go }}' = 'true' ]; then
+            TAGS="${TAGS},with_ech"
+          fi
+          echo "BUILD_TAGS=${TAGS}" >> "${GITHUB_ENV}"
       - name: Build
-        if: matrix.goos != 'android'
-        run: |-
-          goreleaser release --clean --split
+        if: matrix.os != 'android'
+        run: |
+          set -xeuo pipefail
+          mkdir -p dist
+          go build -v -trimpath -o dist/sing-box -tags "${BUILD_TAGS}" \
+          -ldflags '-s -buildid= -X github.com/sagernet/sing-box/constant.Version=${{ needs.calculate_version.outputs.version }}' \
+          ./cmd/sing-box
         env:
-          GOOS: ${{ matrix.goos }}
-          GOARCH: ${{ matrix.goarch }}
-          GOPATH: ${{ env.HOME }}/go
+          CGO_ENABLED: "0"
+          GOOS: ${{ matrix.os }}
+          GOARCH: ${{ matrix.arch }}
+          GO386: ${{ matrix.go386 }}
           GOARM: ${{ matrix.goarm }}
+          GOMIPS: ${{ matrix.gomips }}
+          GOMIPS64: ${{ matrix.gomips }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
-          NFPM_KEY_PATH: ${{ env.HOME }}/.gnupg/sagernet.key
-          NFPM_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
       - name: Build Android
-        if: matrix.goos == 'android'
-        run: |-
+        if: matrix.os == 'android'
+        run: |
+          set -xeuo pipefail
           go install -v ./cmd/internal/build
-          GOOS=$BUILD_GOOS GOARCH=$BUILD_GOARCH build goreleaser release --clean --split
+          export CC='${{ matrix.ndk }}-clang'
+          export CXX="${CC}++"
+          mkdir -p dist
+          GOOS=$BUILD_GOOS GOARCH=$BUILD_GOARCH build go build -v -trimpath -o dist/sing-box -tags "${BUILD_TAGS}" \
+          -ldflags '-s -buildid= -X github.com/sagernet/sing-box/constant.Version=${{ needs.calculate_version.outputs.version }}' \
+          ./cmd/sing-box
         env:
-          BUILD_GOOS: ${{ matrix.goos }}
-          BUILD_GOARCH: ${{ matrix.goarch }}
-          GOARM: ${{ matrix.goarm }}
+          CGO_ENABLED: "1"
+          BUILD_GOOS: ${{ matrix.os }}
+          BUILD_GOARCH: ${{ matrix.arch }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
-          NFPM_KEY_PATH: ${{ env.HOME }}/.gnupg/sagernet.key
-          NFPM_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+      - name: Set name
+        run: |-
+          DIR_NAME="sing-box-${{ needs.calculate_version.outputs.version }}-${{ matrix.os }}-${{ matrix.arch }}"
+          if [[ -n "${{ matrix.goarm }}" ]]; then
+            DIR_NAME="${DIR_NAME}v${{ matrix.goarm }}"
+          elif [[ -n "${{ matrix.go386 }}" && "${{ matrix.go386 }}" != 'sse2' ]]; then
+            DIR_NAME="${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="${DIR_NAME}-legacy"
+          fi
+          echo "DIR_NAME=${DIR_NAME}" >> "${GITHUB_ENV}"
+          PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
+          PKG_VERSION="${PKG_VERSION//-/\~}"
+          echo "PKG_VERSION=${PKG_VERSION}" >> "${GITHUB_ENV}"
+      - name: Package DEB
+        if: matrix.debian != ''
+        run: |
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get update
+          sudo apt-get install -y debsigs
+          cp .fpm_systemd .fpm
+          fpm -t deb \
+            -v "$PKG_VERSION" \
+            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.debian }}.deb" \
+            --architecture ${{ matrix.debian }} \
+            dist/sing-box=/usr/bin/sing-box
+          curl -Lo '/tmp/debsigs.diff' 'https://gitlab.com/debsigs/debsigs/-/commit/160138f5de1ec110376d3c807b60a37388bc7c90.diff'
+          sudo patch /usr/bin/debsigs < '/tmp/debsigs.diff'
+          rm -rf $HOME/.gnupg
+          gpg --pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}" --import <<EOF
+          ${{ secrets.GPG_KEY }}
+          EOF
+          debsigs --sign=origin -k ${{ secrets.GPG_KEY_ID }} --gpgopts '--pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}"' dist/*.deb
+      - name: Package RPM
+        if: matrix.rpm != ''
+        run: |-
+          set -xeuo pipefail
+          sudo gem install fpm
+          cp .fpm_systemd .fpm
+          fpm -t rpm \
+            -v "$PKG_VERSION" \
+            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.rpm }}.rpm" \
+            --architecture ${{ matrix.rpm }} \
+            dist/sing-box=/usr/bin/sing-box
+          cat > $HOME/.rpmmacros <<EOF
+          %_gpg_name ${{ secrets.GPG_KEY_ID }}
+          %_gpg_sign_cmd_extra_args --pinentry-mode loopback --passphrase ${{ secrets.GPG_PASSPHRASE }}
+          EOF
+          gpg --pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}" --import <<EOF
+          ${{ secrets.GPG_KEY }}
+          EOF
+          rpmsign --addsign dist/*.rpm
+      - name: Package Pacman
+        if: matrix.pacman != ''
+        run: |-
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get update
+          sudo apt-get install -y libarchive-tools
+          cp .fpm_systemd .fpm
+          fpm -t pacman \
+            -v "$PKG_VERSION" \
+            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.pacman }}.pkg.tar.zst" \
+            --architecture ${{ matrix.pacman }} \
+            dist/sing-box=/usr/bin/sing-box
+      - name: Package OpenWrt
+        if: matrix.openwrt != ''
+        run: |-
+          set -xeuo pipefail
+          sudo gem install fpm
+          cp .fpm_openwrt .fpm
+          fpm -t deb \
+            -v "$PKG_VERSION" \
+            -p "dist/openwrt.deb" \
+            --architecture all \
+            dist/sing-box=/usr/bin/sing-box
+          for architecture in ${{ matrix.openwrt }}; do
+            .github/deb2ipk.sh "$architecture" "dist/openwrt.deb" "dist/sing-box_${{ needs.calculate_version.outputs.version }}_openwrt_${architecture}.ipk"
+          done
+          rm "dist/openwrt.deb"
+      - name: Archive
+        run: |
+          set -xeuo pipefail
+          cd dist
+          mkdir -p "${DIR_NAME}"
+          cp ../LICENSE "${DIR_NAME}"
+          if [ '${{ matrix.os }}' = 'windows' ]; then
+            cp sing-box "${DIR_NAME}/sing-box.exe"
+            zip -r "${DIR_NAME}.zip" "${DIR_NAME}"
+          else
+            cp sing-box "${DIR_NAME}"
+            tar -czvf "${DIR_NAME}.tar.gz" "${DIR_NAME}"
+          fi
+          rm -r "${DIR_NAME}"
+      - name: Cleanup
+        run: rm dist/sing-box
       - name: Upload artifact
-        if: github.event_name == 'workflow_dispatch'
         uses: actions/upload-artifact@v4
         with:
-          name: binary-${{ matrix.name }}
-          path: 'dist'
+          name: binary-${{ 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' || '' }}
+          path: "dist"
   build_android:
     name: Build Android
     if: github.event_name != 'workflow_dispatch' || inputs.build == 'All' || inputs.build == 'Android'
@@ -275,13 +342,11 @@ jobs:
           ANDROID_NDK_HOME: ${{ steps.setup-ndk.outputs.ndk-path }}
           LOCAL_PROPERTIES: ${{ secrets.LOCAL_PROPERTIES }}
       - name: Prepare upload
-        if: github.event_name == 'workflow_dispatch'
         run: |-
-          mkdir -p dist/release
-          cp clients/android/app/build/outputs/apk/play/release/*.apk dist/release
-          cp clients/android/app/build/outputs/apk/other/release/*-universal.apk dist/release
+          mkdir -p dist
+          cp clients/android/app/build/outputs/apk/play/release/*.apk dist
+          cp clients/android/app/build/outputs/apk/other/release/*-universal.apk dist
       - name: Upload artifact
-        if: github.event_name == 'workflow_dispatch'
         uses: actions/upload-artifact@v4
         with:
           name: binary-android-apks
@@ -439,19 +504,19 @@ jobs:
 
           PROFILES_ZIP_PATH=$RUNNER_TEMP/Profiles.zip
           echo -n "$PROVISIONING_PROFILES" | base64 --decode -o $PROFILES_ZIP_PATH
-          
+
           PROFILES_PATH="$HOME/Library/MobileDevice/Provisioning Profiles"
           mkdir -p "$PROFILES_PATH"
           unzip $PROFILES_ZIP_PATH -d "$PROFILES_PATH"
-          
+
           ASC_KEY_PATH=$RUNNER_TEMP/Key.p12
           echo -n "$ASC_KEY" | base64 --decode -o $ASC_KEY_PATH
-          
+
           xcrun notarytool store-credentials "notarytool-password" \
             --key $ASC_KEY_PATH \
             --key-id $ASC_KEY_ID \
             --issuer $ASC_KEY_ISSUER_ID
-          
+
           echo "ASC_KEY_PATH=$ASC_KEY_PATH" >> "$GITHUB_ENV"
           echo "ASC_KEY_ID=$ASC_KEY_ID" >> "$GITHUB_ENV"
           echo "ASC_KEY_ISSUER_ID=$ASC_KEY_ISSUER_ID" >> "$GITHUB_ENV"
@@ -527,10 +592,10 @@ jobs:
           cd "${{ matrix.archive }}"
           zip -r SFM.dSYMs.zip dSYMs
           popd
-          
-          mkdir -p dist/release
-          cp clients/apple/SFM.dmg "dist/release/SFM-${VERSION}-universal.dmg"
-          cp "clients/apple/${{ matrix.archive }}/SFM.dSYMs.zip" "dist/release/SFM-${VERSION}-universal.dSYMs.zip"
+
+          mkdir -p dist
+          cp clients/apple/SFM.dmg "dist/SFM-${VERSION}-universal.dmg"
+          cp "clients/apple/${{ matrix.archive }}/SFM.dSYMs.zip" "dist/SFM-${VERSION}-universal.dSYMs.zip"
       - name: Upload image
         if: matrix.if && matrix.name == 'macOS-standalone' && github.event_name == 'workflow_dispatch'
         uses: actions/upload-artifact@v4
@@ -551,12 +616,6 @@ jobs:
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
         with:
           fetch-depth: 0
-      - name: Setup Goreleaser
-        uses: goreleaser/goreleaser-action@v6
-        with:
-          distribution: goreleaser-pro
-          version: 2.5.1
-          install-only: true
       - name: Cache ghr
         uses: actions/cache@v4
         id: cache-ghr
@@ -581,26 +640,17 @@ jobs:
         with:
           path: dist
           merge-multiple: true
-      - name: Merge builds
-        if: github.event_name != 'workflow_dispatch' || inputs.build == 'All' || inputs.build == 'Binary'
-        run: |-
-          goreleaser continue --merge --skip publish
-          mkdir -p dist/release
-          mv dist/*/sing-box*{tar.gz,zip,deb,rpm,_amd64.pkg.tar.zst,_arm64.pkg.tar.zst} dist/release
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
       - name: Upload builds
         if: ${{ env.PUBLISHED == 'false' }}
         run: |-
           export PATH="$PATH:$HOME/go/bin"
-          ghr --replace --draft --prerelease -p 5 "v${VERSION}" dist/release
+          ghr --replace --draft --prerelease -p 5 "v${VERSION}" dist
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Replace builds
         if: ${{ env.PUBLISHED != 'false' }}
         run: |-
           export PATH="$PATH:$HOME/go/bin"
-          ghr --replace -p 5 "v${VERSION}" dist/release
+          ghr --replace -p 5 "v${VERSION}" dist
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/lint.yml

@@ -34,4 +34,5 @@ jobs:
         with:
           version: latest
           args: --timeout=30m
-          install-mode: binary
+          install-mode: binary
+          verify: false

.github/workflows/linux.yml

@@ -1,13 +1,22 @@
-name: Release to Linux repository
+name: Build Linux Packages
 
 on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: "Version name"
+        required: true
+        type: string
   release:
     types:
       - published
 
 jobs:
-  build:
+  calculate_version:
+    name: Calculate version
     runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.outputs.outputs.version }}
     steps:
       - name: Checkout
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
@@ -17,22 +26,162 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version: ^1.24
-      - name: Extract signing key
+      - name: Check input version
+        if: github.event_name == 'workflow_dispatch'
         run: |-
-          mkdir -p $HOME/.gnupg
-          cat > $HOME/.gnupg/sagernet.key <<EOF
+          echo "version=${{ inputs.version }}"
+          echo "version=${{ inputs.version }}" >> "$GITHUB_ENV"
+      - name: Calculate version
+        if: github.event_name != 'workflow_dispatch'
+        run: |-
+          go run -v ./cmd/internal/read_tag --ci --nightly
+      - name: Set outputs
+        id: outputs
+        run: |-
+          echo "version=$version" >> "$GITHUB_OUTPUT"
+  build:
+    name: Build binary
+    runs-on: ubuntu-latest
+    needs:
+      - calculate_version
+    strategy:
+      matrix:
+        include:
+          - { os: linux, arch: amd64, debian: amd64, rpm: x86_64, pacman: x86_64 }
+          - { os: linux, arch: "386", debian: i386, rpm: i386 }
+          - { os: linux, arch: arm, goarm: "6", debian: armel, rpm: armv6hl }
+          - { os: linux, arch: arm, goarm: "7", debian: armhf, rpm: armv7hl, pacman: armv7hl }
+          - { os: linux, arch: arm64, debian: arm64, rpm: aarch64, pacman: aarch64 }
+          - { os: linux, arch: mips64le, debian: mips64el, rpm: mips64el }
+          - { os: linux, arch: mipsle, debian: mipsel, rpm: mipsel }
+          - { os: linux, arch: s390x, debian: s390x, rpm: s390x }
+          - { os: linux, arch: ppc64le, debian: ppc64el, rpm: ppc64le }
+          - { os: linux, arch: riscv64, debian: riscv64, rpm: riscv64 }
+          - { os: linux, arch: loong64, debian: loongarch64, rpm: loongarch64 }
+    steps:
+      - name: Checkout
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        with:
+          fetch-depth: 0
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: ^1.24
+      - name: Setup Android NDK
+        if: matrix.os == 'android'
+        uses: nttld/setup-ndk@v1
+        with:
+          ndk-version: r28
+          local-cache: true
+      - name: Set tag
+        run: |-
+          git ls-remote --exit-code --tags origin v${{ needs.calculate_version.outputs.version }} || echo "PUBLISHED=false" >> "$GITHUB_ENV"
+          git tag v${{ needs.calculate_version.outputs.version }} -f
+      - name: Set build tags
+        run: |
+          set -xeuo pipefail
+          TAGS='with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_acme,with_clash_api'
+          if [ ! '${{ matrix.legacy_go }}' = 'true' ]; then
+            TAGS="${TAGS},with_ech"
+          fi
+          echo "BUILD_TAGS=${TAGS}" >> "${GITHUB_ENV}"
+      - name: Build
+        run: |
+          set -xeuo pipefail
+          mkdir -p dist
+          go build -v -trimpath -o dist/sing-box -tags "${BUILD_TAGS}" \
+          -ldflags '-s -buildid= -X github.com/sagernet/sing-box/constant.Version=${{ needs.calculate_version.outputs.version }}' \
+          ./cmd/sing-box
+        env:
+          CGO_ENABLED: "0"
+          GOOS: ${{ matrix.os }}
+          GOARCH: ${{ matrix.arch }}
+          GOARM: ${{ matrix.goarm }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Set mtime
+        run: |-
+          TZ=UTC touch -t '197001010000' dist/sing-box
+      - name: Set name
+        if: ${{ ! contains(needs.calculate_version.outputs.version, '-') }}
+        run: |-
+          echo "NAME=sing-box" >> "$GITHUB_ENV"
+      - name: Set beta name
+        if: contains(needs.calculate_version.outputs.version, '-')
+        run: |-
+          echo "NAME=sing-box-beta" >> "$GITHUB_ENV"
+      - name: Set version
+        run: |-
+          PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
+          PKG_VERSION="${PKG_VERSION//-/\~}"
+          echo "PKG_VERSION=${PKG_VERSION}" >> "${GITHUB_ENV}"
+      - name: Package DEB
+        if: matrix.debian != ''
+        run: |
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get install -y debsigs
+          cp .fpm_systemd .fpm
+          fpm -t deb \
+            --name "${NAME}" \
+            -v "$PKG_VERSION" \
+            -p "dist/${NAME}_${{ needs.calculate_version.outputs.version }}_linux_${{ matrix.debian }}.deb" \
+            --architecture ${{ matrix.debian }} \
+            dist/sing-box=/usr/bin/sing-box
+          curl -Lo '/tmp/debsigs.diff' 'https://gitlab.com/debsigs/debsigs/-/commit/160138f5de1ec110376d3c807b60a37388bc7c90.diff'
+          sudo patch /usr/bin/debsigs < '/tmp/debsigs.diff'
+          rm -rf $HOME/.gnupg
+          gpg --pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}" --import <<EOF
           ${{ secrets.GPG_KEY }}
           EOF
-          echo "HOME=$HOME" >> "$GITHUB_ENV"
-      - name: Publish release
-        uses: goreleaser/goreleaser-action@v6
+          debsigs --sign=origin -k ${{ secrets.GPG_KEY_ID }} --gpgopts '--pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}"' dist/*.deb
+      - name: Package RPM
+        if: matrix.rpm != ''
+        run: |-
+          set -xeuo pipefail
+          sudo gem install fpm
+          cp .fpm_systemd .fpm
+          fpm -t rpm \
+            --name "${NAME}" \
+            -v "$PKG_VERSION" \
+            -p "dist/${NAME}_${{ needs.calculate_version.outputs.version }}_linux_${{ matrix.rpm }}.rpm" \
+            --architecture ${{ matrix.rpm }} \
+            dist/sing-box=/usr/bin/sing-box
+          cat > $HOME/.rpmmacros <<EOF
+          %_gpg_name ${{ secrets.GPG_KEY_ID }}
+          %_gpg_sign_cmd_extra_args --pinentry-mode loopback --passphrase ${{ secrets.GPG_PASSPHRASE }}
+          EOF
+          gpg --pinentry-mode loopback --passphrase "${{ secrets.GPG_PASSPHRASE }}" --import <<EOF
+          ${{ secrets.GPG_KEY }}
+          EOF
+          rpmsign --addsign dist/*.rpm
+      - name: Cleanup
+        run: rm dist/sing-box
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
         with:
-          distribution: goreleaser-pro
-          version: latest
-          args: release -f .goreleaser.fury.yaml --clean
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
-          FURY_TOKEN: ${{ secrets.FURY_TOKEN }}
-          NFPM_KEY_PATH: ${{ env.HOME }}/.gnupg/sagernet.key
-          NFPM_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+          name: binary-${{ matrix.os }}_${{ matrix.arch }}${{ matrix.goarm && format('v{0}', matrix.goarm) }}${{ matrix.legacy_go && '-legacy' || '' }}
+          path: "dist"
+  upload:
+    name: Upload builds
+    runs-on: ubuntu-latest
+    needs:
+      - calculate_version
+      - build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
+        with:
+          fetch-depth: 0
+      - name: Set tag
+        run: |-
+          git ls-remote --exit-code --tags origin v${{ needs.calculate_version.outputs.version }} || echo "PUBLISHED=false" >> "$GITHUB_ENV"
+          git tag v${{ needs.calculate_version.outputs.version }} -f
+          echo "VERSION=${{ needs.calculate_version.outputs.version }}" >> "$GITHUB_ENV"
+      - name: Download builds
+        uses: actions/download-artifact@v4
+        with:
+          path: dist
+          merge-multiple: true
+      - name: Publish packages
+        run: |-
+          ls dist | xargs -I {} curl -F "package=@dist/{}" https://${{ secrets.FURY_TOKEN }}@push.fury.io/sagernet/

.goreleaser.fury.yaml

@@ -48,7 +48,7 @@ nfpms:
     contents:
       - src: release/config/config.json
         dst: /etc/sing-box/config.json
-        type: config
+        type: "config|noreplace"
 
       - src: release/config/sing-box.service
         dst: /usr/lib/systemd/system/sing-box.service

.goreleaser.yaml

@@ -130,7 +130,7 @@ nfpms:
     contents:
       - src: release/config/config.json
         dst: /etc/sing-box/config.json
-        type: config
+        type: "config|noreplace"
 
       - src: release/config/sing-box.service
         dst: /usr/lib/systemd/system/sing-box.service

Makefile

@@ -10,7 +10,7 @@ GOHOSTARCH = $(shell go env GOHOSTARCH)
 VERSION=$(shell CGO_ENABLED=0 GOOS=$(GOHOSTOS) GOARCH=$(GOHOSTARCH) go run ./cmd/internal/read_tag)
 
 PARAMS = -v -trimpath -ldflags "-X 'github.com/sagernet/sing-box/constant.Version=$(VERSION)' -s -w -buildid="
-MAIN_PARAMS = $(PARAMS) -tags $(TAGS)
+MAIN_PARAMS = $(PARAMS) -tags "$(TAGS)"
 MAIN = ./cmd/sing-box
 PREFIX ?= $(shell go env GOPATH)
 
@@ -28,7 +28,7 @@ ci_build:
 	go build $(MAIN_PARAMS) $(MAIN)
 
 generate_completions:
-	go run -v --tags $(TAGS),generate,generate_completions $(MAIN)
+	go run -v --tags "$(TAGS),generate,generate_completions" $(MAIN)
 
 install:
 	go build -o $(PREFIX)/bin/$(NAME) $(MAIN_PARAMS) $(MAIN)
@@ -247,4 +247,4 @@ clean:
 update:
 	git fetch
 	git reset FETCH_HEAD --hard
-	git clean -fdx
+	git clean -fdx

adapter/endpoint/manager.go

@@ -35,7 +35,6 @@ func NewManager(logger log.ContextLogger, registry adapter.EndpointRegistry) *Ma
 
 func (m *Manager) Start(stage adapter.StartStage) error {
 	m.access.Lock()
-	defer m.access.Unlock()
 	if m.started && m.stage >= stage {
 		panic("already started")
 	}
@@ -43,9 +42,12 @@ func (m *Manager) Start(stage adapter.StartStage) error {
 	m.stage = stage
 	if stage == adapter.StartStateStart {
 		// started with outbound manager
+		m.access.Unlock()
 		return nil
 	}
-	for _, endpoint := range m.endpoints {
+	endpoints := m.endpoints
+	m.access.Unlock()
+	for _, endpoint := range endpoints {
 		err := adapter.LegacyStart(endpoint, stage)
 		if err != nil {
 			return E.Cause(err, stage, " endpoint/", endpoint.Type(), "[", endpoint.Tag(), "]")

adapter/experimental.go

@@ -33,6 +33,8 @@ type CacheFile interface {
 	StoreRDRC() bool
 	dns.RDRCStore
 
+	StoreWARPConfig() bool
+
 	LoadMode() string
 	StoreMode(mode string) error
 	LoadSelected(group string) string
@@ -41,6 +43,8 @@ type CacheFile interface {
 	StoreGroupExpand(group string, expand bool) error
 	LoadRuleSet(tag string) *SavedBinary
 	SaveRuleSet(tag string, set *SavedBinary) error
+	LoadWARPConfig(tag string) *SavedBinary
+	SaveWARPConfig(tag string, set *SavedBinary) error
 }
 
 type SavedBinary struct {

adapter/inbound.go

@@ -53,10 +53,11 @@ type InboundContext struct {
 
 	// sniffer
 
-	Protocol     string
-	Domain       string
-	Client       string
-	SniffContext any
+	Protocol         string
+	Domain           string
+	Client           string
+	SniffContext     any
+	PacketSniffError error
 
 	// cache
 

adapter/router.go

@@ -38,7 +38,7 @@ type Router interface {
 	ClearDNSCache()
 	Rules() []Rule
 
-	SetTracker(tracker ConnectionTracker)
+	AppendTracker(tracker ConnectionTracker)
 
 	ResetNetwork()
 }

box.go

@@ -257,7 +257,7 @@ func New(options Options) (*Box, error) {
 		if err != nil {
 			return nil, E.Cause(err, "create clash-server")
 		}
-		router.SetTracker(clashServer)
+		router.AppendTracker(clashServer)
 		service.MustRegister[adapter.ClashServer](ctx, clashServer)
 		services = append(services, clashServer)
 	}
@@ -267,7 +267,7 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "create v2ray-server")
 		}
 		if v2rayServer.StatsService() != nil {
-			router.SetTracker(v2rayServer.StatsService())
+			router.AppendTracker(v2rayServer.StatsService())
 			services = append(services, v2rayServer)
 			service.MustRegister[adapter.V2RayServer](ctx, v2rayServer)
 		}

cmd/internal/read_tag/main.go

@@ -5,40 +5,49 @@ import (
 	"os"
 
 	"github.com/sagernet/sing-box/cmd/internal/build_shared"
+	"github.com/sagernet/sing-box/common/badversion"
 	"github.com/sagernet/sing-box/log"
 )
 
-var nightly bool
+var (
+	flagRunInCI    bool
+	flagRunNightly bool
+)
 
 func init() {
-	flag.BoolVar(&nightly, "nightly", false, "Print nightly tag")
+	flag.BoolVar(&flagRunInCI, "ci", false, "Run in CI")
+	flag.BoolVar(&flagRunNightly, "nightly", false, "Run nightly")
 }
 
 func main() {
 	flag.Parse()
-	if nightly {
-		version, err := build_shared.ReadTagVersionRev()
+	var (
+		versionStr string
+		err        error
+	)
+	if flagRunNightly {
+		var version badversion.Version
+		version, err = build_shared.ReadTagVersion()
+		if err == nil {
+			versionStr = version.String()
+		}
+	} else {
+		versionStr, err = build_shared.ReadTag()
+	}
+	if flagRunInCI {
 		if err != nil {
 			log.Fatal(err)
 		}
-		var versionStr string
-		if version.PreReleaseIdentifier != "" {
-			versionStr = version.VersionString() + "-nightly"
-		} else {
-			version.Patch++
-			versionStr = version.VersionString() + "-nightly"
-		}
 		err = setGitHubEnv("version", versionStr)
 		if err != nil {
 			log.Fatal(err)
 		}
 	} else {
-		tag, err := build_shared.ReadTag()
 		if err != nil {
 			log.Error(err)
 			os.Stdout.WriteString("unknown\n")
 		} else {
-			os.Stdout.WriteString(tag + "\n")
+			os.Stdout.WriteString(versionStr + "\n")
 		}
 	}
 }

cmd/sing-box/cmd_rule_set_match.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"io"
 	"os"
+	"path/filepath"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/srs"
@@ -56,6 +57,14 @@ func ruleSetMatch(sourcePath string, domain string) error {
 	if err != nil {
 		return E.Cause(err, "read rule-set")
 	}
+	if flagRuleSetMatchFormat == "" {
+		switch filepath.Ext(sourcePath) {
+		case ".json":
+			flagRuleSetMatchFormat = C.RuleSetFormatSource
+		case ".srs":
+			flagRuleSetMatchFormat = C.RuleSetFormatBinary
+		}
+	}
 	var ruleSet option.PlainRuleSetCompat
 	switch flagRuleSetMatchFormat {
 	case C.RuleSetFormatSource:

common/cloudflare/api.go

@@ -0,0 +1,74 @@
+package cloudflare
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/tidwall/gjson"
+)
+
+type CloudflareApi struct {
+	client http.Client
+}
+
+func NewCloudflareApi(opts ...CloudflareApiOption) *CloudflareApi {
+	api := &CloudflareApi{http.Client{Timeout: 30 * time.Second}}
+	for _, opt := range opts {
+		opt(api)
+	}
+	return api
+}
+
+func (api *CloudflareApi) CreateProfile(ctx context.Context, publicKey string) (*CloudflareProfile, error) {
+	request, err := http.NewRequest("POST", "https://api.cloudflareclient.com/v0i1909051800/reg", strings.NewReader(
+		fmt.Sprintf(
+			"{\"install_id\":\"\",\"tos\":\"%s\",\"key\":\"%s\",\"fcm_token\":\"\",\"type\":\"ios\",\"locale\":\"en_US\"}",
+			time.Now().Format("2006-01-02T15:04:05.000Z"),
+			publicKey,
+		),
+	))
+	if err != nil {
+		return nil, err
+	}
+	response, err := api.client.Do(request.WithContext(ctx))
+	if err != nil {
+		return nil, err
+	}
+	defer response.Body.Close()
+	if response.StatusCode != 200 {
+		return nil, fmt.Errorf("status code is not 200")
+	}
+	content, err := io.ReadAll(response.Body)
+	if err != nil {
+		return nil, err
+	}
+	profile := new(CloudflareProfile)
+	return profile, json.NewDecoder(strings.NewReader(gjson.Get(string(content), "result").Raw)).Decode(profile)
+}
+
+func (api *CloudflareApi) GetProfile(ctx context.Context, authToken string, id string) (*CloudflareProfile, error) {
+	request, err := http.NewRequest("GET", "https://api.cloudflareclient.com/v0i1909051800/reg/"+id, nil)
+	if err != nil {
+		return nil, err
+	}
+	request.Header.Set("Authorization", "Bearer "+authToken)
+	response, err := api.client.Do(request.WithContext(ctx))
+	if err != nil {
+		return nil, err
+	}
+	defer response.Body.Close()
+	if response.StatusCode != 200 {
+		return nil, fmt.Errorf("status code is not 200")
+	}
+	content, err := io.ReadAll(response.Body)
+	if err != nil {
+		return nil, err
+	}
+	profile := new(CloudflareProfile)
+	return profile, json.NewDecoder(strings.NewReader(gjson.Get(string(content), "result").Raw)).Decode(profile)
+}

common/cloudflare/option.go

@@ -0,0 +1,17 @@
+package cloudflare
+
+import (
+	"context"
+	"net"
+	"net/http"
+)
+
+type CloudflareApiOption func(api *CloudflareApi)
+
+func WithDialContext(dialContext func(ctx context.Context, network, addr string) (net.Conn, error)) CloudflareApiOption {
+	return func(api *CloudflareApi) {
+		api.client.Transport = &http.Transport{
+			DialContext: dialContext,
+		}
+	}
+}

common/cloudflare/profile.go

@@ -0,0 +1,64 @@
+package cloudflare
+
+import "time"
+
+type CloudflareProfile struct {
+	ID      string `json:"id"`
+	Type    string `json:"type"`
+	Name    string `json:"name"`
+	Key     string `json:"key"`
+	Account struct {
+		ID                       string    `json:"id"`
+		AccountType              string    `json:"account_type"`
+		Created                  time.Time `json:"created"`
+		Updated                  time.Time `json:"updated"`
+		PremiumData              int       `json:"premium_data"`
+		Quota                    int       `json:"quota"`
+		Usage                    int       `json:"usage"`
+		WARPPlus                 bool      `json:"warp_plus"`
+		ReferralCount            int       `json:"referral_count"`
+		ReferralRenewalCountdown int       `json:"referral_renewal_countdown"`
+		Role                     string    `json:"role"`
+		License                  string    `json:"license"`
+		TTL                      time.Time `json:"ttl"`
+	} `json:"account"`
+	Config struct {
+		ClientID  string `json:"client_id"`
+		Interface struct {
+			Addresses struct {
+				V4 string `json:"v4"`
+				V6 string `json:"v6"`
+			} `json:"addresses"`
+		} `json:"interface"`
+		Peers []struct {
+			PublicKey string `json:"public_key"`
+			Endpoint  struct {
+				V4    string `json:"v4"`
+				V6    string `json:"v6"`
+				Host  string `json:"host"`
+				Ports []int  `json:"ports"`
+			} `json:"endpoint"`
+		} `json:"peers"`
+		Services struct {
+			HTTPProxy string `json:"http_proxy"`
+		} `json:"services"`
+		Metrics struct {
+			Ping   int `json:"ping"`
+			Report int `json:"report"`
+		} `json:"metrics"`
+	} `json:"config"`
+	Token           string    `json:"token"`
+	WARPEnabled     bool      `json:"warp_enabled"`
+	WaitlistEnabled bool      `json:"waitlist_enabled"`
+	Created         time.Time `json:"created"`
+	Updated         time.Time `json:"updated"`
+	Tos             time.Time `json:"tos"`
+	Place           int       `json:"place"`
+	Locale          string    `json:"locale"`
+	Enabled         bool      `json:"enabled"`
+	InstallID       string    `json:"install_id"`
+	FcmToken        string    `json:"fcm_token"`
+	Policy          struct {
+		TunnelProtocol string `json:"tunnel_protocol"`
+	} `json:"policy"`
+}

common/dialer/default.go

@@ -333,7 +333,17 @@ func (d *DefaultDialer) ListenSerialInterfacePacket(ctx context.Context, destina
 }
 
 func (d *DefaultDialer) ListenPacketCompat(network, address string) (net.PacketConn, error) {
-	return d.udpListener.ListenPacket(context.Background(), network, address)
+	udpListener := d.udpListener
+	udpListener.Control = control.Append(udpListener.Control, func(network, address string, conn syscall.RawConn) error {
+		for _, wgControlFn := range WgControlFns {
+			err := wgControlFn(network, address, conn)
+			if err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+	return udpListener.ListenPacket(context.Background(), network, address)
 }
 
 func trackConn(conn net.Conn, err error) (net.Conn, error) {

common/humanize/bytes.go

@@ -1,158 +0,0 @@
-package humanize
-
-import (
-	"fmt"
-	"math"
-	"strconv"
-	"strings"
-	"unicode"
-)
-
-// IEC Sizes.
-// kibis of bits
-const (
-	Byte = 1 << (iota * 10)
-	KiByte
-	MiByte
-	GiByte
-	TiByte
-	PiByte
-	EiByte
-)
-
-// SI Sizes.
-const (
-	IByte = 1
-	KByte = IByte * 1000
-	MByte = KByte * 1000
-	GByte = MByte * 1000
-	TByte = GByte * 1000
-	PByte = TByte * 1000
-	EByte = PByte * 1000
-)
-
-var defaultSizeTable = map[string]uint64{
-	"b":   Byte,
-	"kib": KiByte,
-	"kb":  KByte,
-	"mib": MiByte,
-	"mb":  MByte,
-	"gib": GiByte,
-	"gb":  GByte,
-	"tib": TiByte,
-	"tb":  TByte,
-	"pib": PiByte,
-	"pb":  PByte,
-	"eib": EiByte,
-	"eb":  EByte,
-	// Without suffix
-	"":   Byte,
-	"ki": KiByte,
-	"k":  KByte,
-	"mi": MiByte,
-	"m":  MByte,
-	"gi": GiByte,
-	"g":  GByte,
-	"ti": TiByte,
-	"t":  TByte,
-	"pi": PiByte,
-	"p":  PByte,
-	"ei": EiByte,
-	"e":  EByte,
-}
-
-var memorysSizeTable = map[string]uint64{
-	"b":  Byte,
-	"kb": KiByte,
-	"mb": MiByte,
-	"gb": GiByte,
-	"tb": TiByte,
-	"pb": PiByte,
-	"eb": EiByte,
-	"":   Byte,
-	"k":  KiByte,
-	"m":  MiByte,
-	"g":  GiByte,
-	"t":  TiByte,
-	"p":  PiByte,
-	"e":  EiByte,
-}
-
-var (
-	defaultSizes = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB"}
-	iSizes       = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB"}
-)
-
-func Bytes(s uint64) string {
-	return humanateBytes(s, 1000, defaultSizes)
-}
-
-func MemoryBytes(s uint64) string {
-	return humanateBytes(s, 1024, defaultSizes)
-}
-
-func IBytes(s uint64) string {
-	return humanateBytes(s, 1024, iSizes)
-}
-
-func logn(n, b float64) float64 {
-	return math.Log(n) / math.Log(b)
-}
-
-func humanateBytes(s uint64, base float64, sizes []string) string {
-	if s < 10 {
-		return fmt.Sprintf("%d B", s)
-	}
-	e := math.Floor(logn(float64(s), base))
-	suffix := sizes[int(e)]
-	val := math.Floor(float64(s)/math.Pow(base, e)*10+0.5) / 10
-	f := "%.0f %s"
-	if val < 10 {
-		f = "%.1f %s"
-	}
-
-	return fmt.Sprintf(f, val, suffix)
-}
-
-func ParseBytes(s string) (uint64, error) {
-	return parseBytes0(s, defaultSizeTable)
-}
-
-func ParseMemoryBytes(s string) (uint64, error) {
-	return parseBytes0(s, memorysSizeTable)
-}
-
-func parseBytes0(s string, sizeTable map[string]uint64) (uint64, error) {
-	lastDigit := 0
-	hasComma := false
-	for _, r := range s {
-		if !(unicode.IsDigit(r) || r == '.' || r == ',') {
-			break
-		}
-		if r == ',' {
-			hasComma = true
-		}
-		lastDigit++
-	}
-
-	num := s[:lastDigit]
-	if hasComma {
-		num = strings.Replace(num, ",", "", -1)
-	}
-
-	f, err := strconv.ParseFloat(num, 64)
-	if err != nil {
-		return 0, err
-	}
-
-	extra := strings.ToLower(strings.TrimSpace(s[lastDigit:]))
-	if m, ok := sizeTable[extra]; ok {
-		f *= float64(m)
-		if f >= math.MaxUint64 {
-			return 0, fmt.Errorf("too large: %v", s)
-		}
-		return uint64(f), nil
-	}
-
-	return 0, fmt.Errorf("unhandled size name: %v", extra)
-}

common/process/searcher_windows.go

@@ -124,14 +124,6 @@ func (s *searcher) Search(b []byte, ip netip.Addr, port uint16) (uint32, error)
 	for i := 0; i < n; i++ {
 		row := b[4+itemSize*i : 4+itemSize*(i+1)]
 
-		if s.tcpState >= 0 {
-			tcpState := readNativeUint32(row[s.tcpState : s.tcpState+4])
-			// MIB_TCP_STATE_ESTAB, only check established connections for TCP
-			if tcpState != 5 {
-				continue
-			}
-		}
-
 		// according to MSDN, only the lower 16 bits of dwLocalPort are used and the port number is in network endian.
 		// this field can be illustrated as follows depends on different machine endianess:
 		//     little endian: [ MSB LSB  0   0  ]   interpret as native uint32 is ((LSB<<8)|MSB)
@@ -144,7 +136,7 @@ func (s *searcher) Search(b []byte, ip netip.Addr, port uint16) (uint32, error)
 
 		srcIP, _ := netip.AddrFromSlice(row[s.ip : s.ip+s.ipSize])
 		// windows binds an unbound udp socket to 0.0.0.0/[::] while first sendto
-		if ip != srcIP && (!srcIP.IsUnspecified() || s.tcpState != -1) {
+		if ip != srcIP && (!srcIP.IsUnspecified()) {
 			continue
 		}
 

common/sniff/bittorrent.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
+	E "github.com/sagernet/sing/common/exceptions"
 )
 
 const (
@@ -23,21 +24,26 @@ func BitTorrent(_ context.Context, metadata *adapter.InboundContext, reader io.R
 	var first byte
 	err := binary.Read(reader, binary.BigEndian, &first)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 
 	if first != 19 {
 		return os.ErrInvalid
 	}
 
+	const header = "BitTorrent protocol"
 	var protocol [19]byte
-	_, err = reader.Read(protocol[:])
-	if err != nil {
-		return err
-	}
-	if string(protocol[:]) != "BitTorrent protocol" {
+	var n int
+	n, err = reader.Read(protocol[:])
+	if string(protocol[:n]) != header[:n] {
 		return os.ErrInvalid
 	}
+	if err != nil {
+		return E.Cause1(ErrNeedMoreData, err)
+	}
+	if n < 19 {
+		return ErrNeedMoreData
+	}
 
 	metadata.Protocol = C.ProtocolBitTorrent
 	return nil
@@ -67,7 +73,9 @@ func UTP(_ context.Context, metadata *adapter.InboundContext, packet []byte) err
 		if err != nil {
 			return err
 		}
-
+		if extension > 0x04 {
+			return os.ErrInvalid
+		}
 		var length byte
 		err = binary.Read(reader, binary.BigEndian, &length)
 		if err != nil {

common/sniff/bittorrent_test.go

@@ -32,6 +32,27 @@ func TestSniffBittorrent(t *testing.T) {
 	}
 }
 
+func TestSniffIncompleteBittorrent(t *testing.T) {
+	t.Parallel()
+
+	pkt, err := hex.DecodeString("13426974546f7272656e74")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.BitTorrent(context.TODO(), &metadata, bytes.NewReader(pkt))
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+}
+
+func TestSniffNotBittorrent(t *testing.T) {
+	t.Parallel()
+
+	pkt, err := hex.DecodeString("13426974546f7272656e75")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.BitTorrent(context.TODO(), &metadata, bytes.NewReader(pkt))
+	require.NotEmpty(t, err)
+	require.NotErrorIs(t, err, sniff.ErrNeedMoreData)
+}
+
 func TestSniffUTP(t *testing.T) {
 	t.Parallel()
 
@@ -71,3 +92,19 @@ func TestSniffUDPTracker(t *testing.T) {
 		require.Equal(t, C.ProtocolBitTorrent, metadata.Protocol)
 	}
 }
+
+func TestSniffNotUTP(t *testing.T) {
+	t.Parallel()
+
+	packets := []string{
+		"0102736470696e674958d580121500000000000079aaed6717a39c27b07c0c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+	}
+	for _, pkt := range packets {
+		pkt, err := hex.DecodeString(pkt)
+		require.NoError(t, err)
+
+		var metadata adapter.InboundContext
+		err = sniff.UTP(context.TODO(), &metadata, pkt)
+		require.Error(t, err)
+	}
+}

common/sniff/dns.go

@@ -5,14 +5,11 @@ import (
 	"encoding/binary"
 	"io"
 	"os"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
-	M "github.com/sagernet/sing/common/metadata"
-	"github.com/sagernet/sing/common/task"
+	E "github.com/sagernet/sing/common/exceptions"
 
 	mDNS "github.com/miekg/dns"
 )
@@ -21,35 +18,40 @@ func StreamDomainNameQuery(readCtx context.Context, metadata *adapter.InboundCon
 	var length uint16
 	err := binary.Read(reader, binary.BigEndian, &length)
 	if err != nil {
-		return os.ErrInvalid
+		return E.Cause1(ErrNeedMoreData, err)
 	}
-	if length == 0 {
+	if length < 12 {
 		return os.ErrInvalid
 	}
 	buffer := buf.NewSize(int(length))
 	defer buffer.Release()
-	readCtx, cancel := context.WithTimeout(readCtx, time.Millisecond*100)
-	var readTask task.Group
-	readTask.Append0(func(ctx context.Context) error {
-		return common.Error(buffer.ReadFullFrom(reader, buffer.FreeLen()))
-	})
-	err = readTask.Run(readCtx)
-	cancel()
-	if err != nil {
-		return err
+	var n int
+	n, err = buffer.ReadFullFrom(reader, buffer.FreeLen())
+	packet := buffer.Bytes()
+	if n > 2 && packet[2]&0x80 != 0 { // QR
+		return os.ErrInvalid
 	}
-	return DomainNameQuery(readCtx, metadata, buffer.Bytes())
+	if n > 5 && packet[4] == 0 && packet[5] == 0 { // QDCOUNT
+		return os.ErrInvalid
+	}
+	for i := 6; i < 10; i++ {
+		// ANCOUNT, NSCOUNT
+		if n > i && packet[i] != 0 {
+			return os.ErrInvalid
+		}
+	}
+	if err != nil {
+		return E.Cause1(ErrNeedMoreData, err)
+	}
+	return DomainNameQuery(readCtx, metadata, packet)
 }
 
 func DomainNameQuery(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error {
 	var msg mDNS.Msg
 	err := msg.Unpack(packet)
-	if err != nil {
+	if err != nil || msg.Response || len(msg.Question) == 0 || len(msg.Answer) > 0 || len(msg.Ns) > 0 {
 		return err
 	}
-	if len(msg.Question) == 0 || msg.Question[0].Qclass != mDNS.ClassINET || !M.IsDomainName(msg.Question[0].Name) {
-		return os.ErrInvalid
-	}
 	metadata.Protocol = C.ProtocolDNS
 	return nil
 }

common/sniff/dns_test.go

@@ -0,0 +1,53 @@
+package sniff_test
+
+import (
+	"bytes"
+	"context"
+	"encoding/hex"
+	"testing"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/sniff"
+	C "github.com/sagernet/sing-box/constant"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestSniffDNS(t *testing.T) {
+	t.Parallel()
+	query, err := hex.DecodeString("740701000001000000000000012a06676f6f676c6503636f6d0000010001")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.DomainNameQuery(context.TODO(), &metadata, query)
+	require.NoError(t, err)
+	require.Equal(t, C.ProtocolDNS, metadata.Protocol)
+}
+
+func TestSniffStreamDNS(t *testing.T) {
+	t.Parallel()
+	query, err := hex.DecodeString("001e740701000001000000000000012a06676f6f676c6503636f6d0000010001")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.StreamDomainNameQuery(context.TODO(), &metadata, bytes.NewReader(query))
+	require.NoError(t, err)
+	require.Equal(t, C.ProtocolDNS, metadata.Protocol)
+}
+
+func TestSniffIncompleteStreamDNS(t *testing.T) {
+	t.Parallel()
+	query, err := hex.DecodeString("001e740701000001000000000000")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.StreamDomainNameQuery(context.TODO(), &metadata, bytes.NewReader(query))
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+}
+
+func TestSniffNotStreamDNS(t *testing.T) {
+	t.Parallel()
+	query, err := hex.DecodeString("001e740701000000000000000000")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.StreamDomainNameQuery(context.TODO(), &metadata, bytes.NewReader(query))
+	require.NotEmpty(t, err)
+	require.NotErrorIs(t, err, sniff.ErrNeedMoreData)
+}

common/sniff/http.go

@@ -3,10 +3,12 @@ package sniff
 import (
 	std_bufio "bufio"
 	"context"
+	"errors"
 	"io"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
+	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/protocol/http"
 )
@@ -14,7 +16,11 @@ import (
 func HTTPHost(_ context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
 	request, err := http.ReadRequest(std_bufio.NewReader(reader))
 	if err != nil {
-		return err
+		if errors.Is(err, io.ErrUnexpectedEOF) {
+			return E.Cause1(ErrNeedMoreData, err)
+		} else {
+			return err
+		}
 	}
 	metadata.Protocol = C.ProtocolHTTP
 	metadata.Domain = M.ParseSocksaddr(request.Host).AddrString()

common/sniff/quic.go

@@ -20,8 +20,6 @@ import (
 	"golang.org/x/crypto/hkdf"
 )
 
-var ErrClientHelloFragmented = E.New("need more packet for chromium QUIC connection")
-
 func QUICClientHello(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error {
 	reader := bytes.NewReader(packet)
 	typeByte, err := reader.ReadByte()
@@ -308,7 +306,7 @@ find:
 		metadata.Protocol = C.ProtocolQUIC
 		metadata.Client = C.ClientChromium
 		metadata.SniffContext = fragments
-		return ErrClientHelloFragmented
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	metadata.Domain = fingerprint.ServerName
 	for metadata.Client == "" {

common/sniff/quic_test.go

@@ -20,11 +20,11 @@ func TestSniffQUICChromeNew(t *testing.T) {
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
 	require.Equal(t, metadata.Protocol, C.ProtocolQUIC)
 	require.Equal(t, metadata.Client, C.ClientChromium)
-	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
 	pkt, err = hex.DecodeString("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")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
-	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
 	pkt, err = hex.DecodeString("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")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
@@ -40,7 +40,7 @@ func TestSniffQUICChromium(t *testing.T) {
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
 	require.Equal(t, metadata.Protocol, C.ProtocolQUIC)
 	require.Equal(t, metadata.Client, C.ClientChromium)
-	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
 	pkt, err = hex.DecodeString("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")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)

common/sniff/rdp.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
+	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/rw"
 )
 
@@ -15,7 +16,7 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var tpktVersion uint8
 	err := binary.Read(reader, binary.BigEndian, &tpktVersion)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if tpktVersion != 0x03 {
 		return os.ErrInvalid
@@ -24,7 +25,7 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var tpktReserved uint8
 	err = binary.Read(reader, binary.BigEndian, &tpktReserved)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if tpktReserved != 0x00 {
 		return os.ErrInvalid
@@ -33,7 +34,7 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var tpktLength uint16
 	err = binary.Read(reader, binary.BigEndian, &tpktLength)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 
 	if tpktLength != 19 {
@@ -43,7 +44,7 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var cotpLength uint8
 	err = binary.Read(reader, binary.BigEndian, &cotpLength)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 
 	if cotpLength != 14 {
@@ -53,7 +54,7 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var cotpTpduType uint8
 	err = binary.Read(reader, binary.BigEndian, &cotpTpduType)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if cotpTpduType != 0xE0 {
 		return os.ErrInvalid
@@ -61,13 +62,13 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 
 	err = rw.SkipN(reader, 5)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 
 	var rdpType uint8
 	err = binary.Read(reader, binary.BigEndian, &rdpType)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if rdpType != 0x01 {
 		return os.ErrInvalid
@@ -75,12 +76,12 @@ func RDP(_ context.Context, metadata *adapter.InboundContext, reader io.Reader)
 	var rdpFlags uint8
 	err = binary.Read(reader, binary.BigEndian, &rdpFlags)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	var rdpLength uint8
 	err = binary.Read(reader, binary.BigEndian, &rdpLength)
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if rdpLength != 8 {
 		return os.ErrInvalid

common/sniff/sniff.go

@@ -3,12 +3,14 @@ package sniff
 import (
 	"bytes"
 	"context"
+	"errors"
 	"io"
 	"net"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	E "github.com/sagernet/sing/common/exceptions"
 )
@@ -18,6 +20,8 @@ type (
 	PacketSniffer = func(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error
 )
 
+var ErrNeedMoreData = E.New("need more data")
+
 func Skip(metadata *adapter.InboundContext) bool {
 	// skip server first protocols
 	switch metadata.Destination.Port {
@@ -34,12 +38,12 @@ func Skip(metadata *adapter.InboundContext) bool {
 	return false
 }
 
-func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.Conn, buffer *buf.Buffer, timeout time.Duration, sniffers ...StreamSniffer) error {
+func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.Conn, buffers []*buf.Buffer, buffer *buf.Buffer, timeout time.Duration, sniffers ...StreamSniffer) error {
 	if timeout == 0 {
 		timeout = C.ReadPayloadTimeout
 	}
 	deadline := time.Now().Add(timeout)
-	var errors []error
+	var sniffError error
 	for i := 0; ; i++ {
 		err := conn.SetReadDeadline(deadline)
 		if err != nil {
@@ -53,26 +57,32 @@ func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.
 			}
 			return E.Cause(err, "read payload")
 		}
-		errors = nil
+		sniffError = nil
 		for _, sniffer := range sniffers {
-			err = sniffer(ctx, metadata, bytes.NewReader(buffer.Bytes()))
+			reader := io.MultiReader(common.Map(append(buffers, buffer), func(it *buf.Buffer) io.Reader {
+				return bytes.NewReader(it.Bytes())
+			})...)
+			err = sniffer(ctx, metadata, reader)
 			if err == nil {
 				return nil
 			}
-			errors = append(errors, err)
+			sniffError = E.Errors(sniffError, err)
+		}
+		if !errors.Is(sniffError, ErrNeedMoreData) {
+			break
 		}
 	}
-	return E.Errors(errors...)
+	return sniffError
 }
 
 func PeekPacket(ctx context.Context, metadata *adapter.InboundContext, packet []byte, sniffers ...PacketSniffer) error {
-	var errors []error
+	var sniffError []error
 	for _, sniffer := range sniffers {
 		err := sniffer(ctx, metadata, packet)
 		if err == nil {
 			return nil
 		}
-		errors = append(errors, err)
+		sniffError = append(sniffError, err)
 	}
-	return E.Errors(errors...)
+	return E.Errors(sniffError...)
 }

common/sniff/ssh.go

@@ -5,22 +5,27 @@ import (
 	"context"
 	"io"
 	"os"
-	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
+	E "github.com/sagernet/sing/common/exceptions"
 )
 
 func SSH(_ context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
-	scanner := bufio.NewScanner(reader)
-	if !scanner.Scan() {
+	const sshPrefix = "SSH-2.0-"
+	bReader := bufio.NewReader(reader)
+	prefix, err := bReader.Peek(len(sshPrefix))
+	if string(prefix[:]) != sshPrefix[:len(prefix)] {
 		return os.ErrInvalid
 	}
-	fistLine := scanner.Text()
-	if !strings.HasPrefix(fistLine, "SSH-2.0-") {
-		return os.ErrInvalid
+	if err != nil {
+		return E.Cause1(ErrNeedMoreData, err)
+	}
+	fistLine, _, err := bReader.ReadLine()
+	if err != nil {
+		return err
 	}
 	metadata.Protocol = C.ProtocolSSH
-	metadata.Client = fistLine[8:]
+	metadata.Client = string(fistLine)[8:]
 	return nil
 }

common/sniff/ssh_test.go

@@ -24,3 +24,24 @@ func TestSniffSSH(t *testing.T) {
 	require.Equal(t, C.ProtocolSSH, metadata.Protocol)
 	require.Equal(t, "dropbear", metadata.Client)
 }
+
+func TestSniffIncompleteSSH(t *testing.T) {
+	t.Parallel()
+
+	pkt, err := hex.DecodeString("5353482d322e30")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.SSH(context.TODO(), &metadata, bytes.NewReader(pkt))
+	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+}
+
+func TestSniffNotSSH(t *testing.T) {
+	t.Parallel()
+
+	pkt, err := hex.DecodeString("5353482d322e31")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.SSH(context.TODO(), &metadata, bytes.NewReader(pkt))
+	require.NotEmpty(t, err)
+	require.NotErrorIs(t, err, sniff.ErrNeedMoreData)
+}

common/sniff/tls.go

@@ -3,11 +3,13 @@ package sniff
 import (
 	"context"
 	"crypto/tls"
+	"errors"
 	"io"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
 )
 
 func TLSClientHello(ctx context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
@@ -23,5 +25,9 @@ func TLSClientHello(ctx context.Context, metadata *adapter.InboundContext, reade
 		metadata.Domain = clientHello.ServerName
 		return nil
 	}
-	return err
+	if errors.Is(err, io.ErrUnexpectedEOF) {
+		return E.Cause1(ErrNeedMoreData, err)
+	} else {
+		return err
+	}
 }

common/tls/reality_server.go

@@ -89,16 +89,20 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 	tlsConfig.MaxTimeDiff = time.Duration(options.Reality.MaxTimeDifference)
 
 	tlsConfig.ShortIds = make(map[[8]byte]bool)
-	for i, shortIDString := range options.Reality.ShortID {
-		var shortID [8]byte
-		decodedLen, err := hex.Decode(shortID[:], []byte(shortIDString))
-		if err != nil {
-			return nil, E.Cause(err, "decode short_id[", i, "]: ", shortIDString)
+	if len(options.Reality.ShortID) == 0 {
+		tlsConfig.ShortIds[[8]byte{0}] = true
+	} else {
+		for i, shortIDString := range options.Reality.ShortID {
+			var shortID [8]byte
+			decodedLen, err := hex.Decode(shortID[:], []byte(shortIDString))
+			if err != nil {
+				return nil, E.Cause(err, "decode short_id[", i, "]: ", shortIDString)
+			}
+			if decodedLen > 8 {
+				return nil, E.New("invalid short_id[", i, "]: ", shortIDString)
+			}
+			tlsConfig.ShortIds[shortID] = true
 		}
-		if decodedLen > 8 {
-			return nil, E.New("invalid short_id[", i, "]: ", shortIDString)
-		}
-		tlsConfig.ShortIds[shortID] = true
 	}
 
 	handshakeDialer, err := dialer.New(ctx, options.Reality.Handshake.DialerOptions)

common/tls/std_server.go

@@ -6,6 +6,7 @@ import (
 	"net"
 	"os"
 	"strings"
+	"time"
 
 	"github.com/sagernet/fswatch"
 	"github.com/sagernet/sing-box/adapter"
@@ -221,8 +222,12 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 			key = content
 		}
 		if certificate == nil && key == nil && options.Insecure {
+			timeFunc := ntp.TimeFuncFromContext(ctx)
+			if timeFunc == nil {
+				timeFunc = time.Now
+			}
 			tlsConfig.GetCertificate = func(info *tls.ClientHelloInfo) (*tls.Certificate, error) {
-				return GenerateKeyPair(nil, nil, ntp.TimeFuncFromContext(ctx), info.ServerName)
+				return GenerateKeyPair(nil, nil, timeFunc, info.ServerName)
 			}
 		} else {
 			if certificate == nil {

common/xray/buf/buffer.go

@@ -0,0 +1,337 @@
+package buf
+
+import (
+	"io"
+
+	"github.com/sagernet/sing-box/common/xray/bytespool"
+	"github.com/sagernet/sing-box/common/xray/net"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+const (
+	// Size of a regular buffer.
+	Size = 8192
+)
+
+var zero = [Size * 10]byte{0}
+
+var pool = bytespool.GetPool(Size)
+
+// ownership represents the data owner of the buffer.
+type ownership uint8
+
+const (
+	managed ownership = iota
+	unmanaged
+	bytespools
+)
+
+// Buffer is a recyclable allocation of a byte array. Buffer.Release() recycles
+// the buffer into an internal buffer pool, in order to recreate a buffer more
+// quickly.
+type Buffer struct {
+	v         []byte
+	start     int32
+	end       int32
+	ownership ownership
+	UDP       *net.Destination
+}
+
+// New creates a Buffer with 0 length and 8K capacity, managed.
+func New() *Buffer {
+	buf := pool.Get().([]byte)
+	if cap(buf) >= Size {
+		buf = buf[:Size]
+	} else {
+		buf = make([]byte, Size)
+	}
+
+	return &Buffer{
+		v: buf,
+	}
+}
+
+// NewExisted creates a standard size Buffer with an existed bytearray, managed.
+func NewExisted(b []byte) *Buffer {
+	if cap(b) < Size {
+		panic("Invalid buffer")
+	}
+
+	oLen := len(b)
+	if oLen < Size {
+		b = b[:Size]
+	}
+
+	return &Buffer{
+		v:   b,
+		end: int32(oLen),
+	}
+}
+
+// FromBytes creates a Buffer with an existed bytearray, unmanaged.
+func FromBytes(b []byte) *Buffer {
+	return &Buffer{
+		v:         b,
+		end:       int32(len(b)),
+		ownership: unmanaged,
+	}
+}
+
+// StackNew creates a new Buffer object on stack, managed.
+// This method is for buffers that is released in the same function.
+func StackNew() Buffer {
+	buf := pool.Get().([]byte)
+	if cap(buf) >= Size {
+		buf = buf[:Size]
+	} else {
+		buf = make([]byte, Size)
+	}
+
+	return Buffer{
+		v: buf,
+	}
+}
+
+// NewWithSize creates a Buffer with 0 length and capacity with at least the given size, bytespool's.
+func NewWithSize(size int32) *Buffer {
+	return &Buffer{
+		v:         bytespool.Alloc(size),
+		ownership: bytespools,
+	}
+}
+
+// Release recycles the buffer into an internal buffer pool.
+func (b *Buffer) Release() {
+	if b == nil || b.v == nil || b.ownership == unmanaged {
+		return
+	}
+
+	p := b.v
+	b.v = nil
+	b.Clear()
+
+	switch b.ownership {
+	case managed:
+		if cap(p) == Size {
+			pool.Put(p)
+		}
+	case bytespools:
+		bytespool.Free(p)
+	}
+	b.UDP = nil
+}
+
+// Clear clears the content of the buffer, results an empty buffer with
+// Len() = 0.
+func (b *Buffer) Clear() {
+	b.start = 0
+	b.end = 0
+}
+
+// Byte returns the bytes at index.
+func (b *Buffer) Byte(index int32) byte {
+	return b.v[b.start+index]
+}
+
+// SetByte sets the byte value at index.
+func (b *Buffer) SetByte(index int32, value byte) {
+	b.v[b.start+index] = value
+}
+
+// Bytes returns the content bytes of this Buffer.
+func (b *Buffer) Bytes() []byte {
+	return b.v[b.start:b.end]
+}
+
+// Extend increases the buffer size by n bytes, and returns the extended part.
+// It panics if result size is larger than buf.Size.
+func (b *Buffer) Extend(n int32) []byte {
+	end := b.end + n
+	if end > int32(len(b.v)) {
+		panic("extending out of bound")
+	}
+	ext := b.v[b.end:end]
+	b.end = end
+	copy(ext, zero[:])
+	return ext
+}
+
+// BytesRange returns a slice of this buffer with given from and to boundary.
+func (b *Buffer) BytesRange(from, to int32) []byte {
+	if from < 0 {
+		from += b.Len()
+	}
+	if to < 0 {
+		to += b.Len()
+	}
+	return b.v[b.start+from : b.start+to]
+}
+
+// BytesFrom returns a slice of this Buffer starting from the given position.
+func (b *Buffer) BytesFrom(from int32) []byte {
+	if from < 0 {
+		from += b.Len()
+	}
+	return b.v[b.start+from : b.end]
+}
+
+// BytesTo returns a slice of this Buffer from start to the given position.
+func (b *Buffer) BytesTo(to int32) []byte {
+	if to < 0 {
+		to += b.Len()
+	}
+	if to < 0 {
+		to = 0
+	}
+	return b.v[b.start : b.start+to]
+}
+
+// Check makes sure that 0 <= b.start <= b.end.
+func (b *Buffer) Check() {
+	if b.start < 0 {
+		b.start = 0
+	}
+	if b.end < 0 {
+		b.end = 0
+	}
+	if b.start > b.end {
+		b.start = b.end
+	}
+}
+
+// Resize cuts the buffer at the given position.
+func (b *Buffer) Resize(from, to int32) {
+	oldEnd := b.end
+	if from < 0 {
+		from += b.Len()
+	}
+	if to < 0 {
+		to += b.Len()
+	}
+	if to < from {
+		panic("Invalid slice")
+	}
+	b.end = b.start + to
+	b.start += from
+	b.Check()
+	if b.end > oldEnd {
+		copy(b.v[oldEnd:b.end], zero[:])
+	}
+}
+
+// Advance cuts the buffer at the given position.
+func (b *Buffer) Advance(from int32) {
+	if from < 0 {
+		from += b.Len()
+	}
+	b.start += from
+	b.Check()
+}
+
+// Len returns the length of the buffer content.
+func (b *Buffer) Len() int32 {
+	if b == nil {
+		return 0
+	}
+	return b.end - b.start
+}
+
+// Cap returns the capacity of the buffer content.
+func (b *Buffer) Cap() int32 {
+	if b == nil {
+		return 0
+	}
+	return int32(len(b.v))
+}
+
+// IsEmpty returns true if the buffer is empty.
+func (b *Buffer) IsEmpty() bool {
+	return b.Len() == 0
+}
+
+// IsFull returns true if the buffer has no more room to grow.
+func (b *Buffer) IsFull() bool {
+	return b != nil && b.end == int32(len(b.v))
+}
+
+// Write implements Write method in io.Writer.
+func (b *Buffer) Write(data []byte) (int, error) {
+	nBytes := copy(b.v[b.end:], data)
+	b.end += int32(nBytes)
+	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")
+	}
+	b.v[b.end] = v
+	b.end++
+	return nil
+}
+
+// WriteString implements io.StringWriter.
+func (b *Buffer) WriteString(s string) (int, error) {
+	return b.Write([]byte(s))
+}
+
+// ReadByte implements io.ByteReader
+func (b *Buffer) ReadByte() (byte, error) {
+	if b.start == b.end {
+		return 0, io.EOF
+	}
+
+	nb := b.v[b.start]
+	b.start++
+	return nb, nil
+}
+
+// ReadBytes implements bufio.Reader.ReadBytes
+func (b *Buffer) ReadBytes(length int32) ([]byte, error) {
+	if b.end-b.start < length {
+		return nil, io.EOF
+	}
+
+	nb := b.v[b.start : b.start+length]
+	b.start += length
+	return nb, nil
+}
+
+// Read implements io.Reader.Read().
+func (b *Buffer) Read(data []byte) (int, error) {
+	if b.Len() == 0 {
+		return 0, io.EOF
+	}
+	nBytes := copy(data, b.v[b.start:b.end])
+	if int32(nBytes) == b.Len() {
+		b.Clear()
+	} else {
+		b.start += int32(nBytes)
+	}
+	return nBytes, nil
+}
+
+// ReadFrom implements io.ReaderFrom.
+func (b *Buffer) ReadFrom(reader io.Reader) (int64, error) {
+	n, err := reader.Read(b.v[b.end:])
+	b.end += int32(n)
+	return int64(n), err
+}
+
+// ReadFullFrom reads exact size of bytes from given reader, or until error occurs.
+func (b *Buffer) ReadFullFrom(reader io.Reader, size int32) (int64, error) {
+	end := b.end + size
+	if end > int32(len(b.v)) {
+		v := end
+		return 0, E.New("out of bound: ", v)
+	}
+	n, err := io.ReadFull(reader, b.v[b.end:end])
+	b.end += int32(n)
+	return int64(n), err
+}
+
+// String returns the string form of this Buffer.
+func (b *Buffer) String() string {
+	return string(b.Bytes())
+}

common/xray/buf/copy.go

@@ -0,0 +1,124 @@
+package buf
+
+import (
+	"io"
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray/errors"
+	"github.com/sagernet/sing-box/common/xray/signal"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type dataHandler func(MultiBuffer)
+
+type copyHandler struct {
+	onData []dataHandler
+}
+
+// SizeCounter is for counting bytes copied by Copy().
+type SizeCounter struct {
+	Size int64
+}
+
+// CopyOption is an option for copying data.
+type CopyOption func(*copyHandler)
+
+// UpdateActivity is a CopyOption to update activity on each data copy operation.
+func UpdateActivity(timer signal.ActivityUpdater) CopyOption {
+	return func(handler *copyHandler) {
+		handler.onData = append(handler.onData, func(MultiBuffer) {
+			timer.Update()
+		})
+	}
+}
+
+// CountSize is a CopyOption that sums the total size of data copied into the given SizeCounter.
+func CountSize(sc *SizeCounter) CopyOption {
+	return func(handler *copyHandler) {
+		handler.onData = append(handler.onData, func(b MultiBuffer) {
+			sc.Size += int64(b.Len())
+		})
+	}
+}
+
+type readError struct {
+	error
+}
+
+func (e readError) Error() string {
+	return e.error.Error()
+}
+
+func (e readError) Unwrap() error {
+	return e.error
+}
+
+// IsReadError returns true if the error in Copy() comes from reading.
+func IsReadError(err error) bool {
+	_, ok := err.(readError)
+	return ok
+}
+
+type writeError struct {
+	error
+}
+
+func (e writeError) Error() string {
+	return e.error.Error()
+}
+
+func (e writeError) Unwrap() error {
+	return e.error
+}
+
+// IsWriteError returns true if the error in Copy() comes from writing.
+func IsWriteError(err error) bool {
+	_, ok := err.(writeError)
+	return ok
+}
+
+func copyInternal(reader Reader, writer Writer, handler *copyHandler) error {
+	for {
+		buffer, err := reader.ReadMultiBuffer()
+		if !buffer.IsEmpty() {
+			for _, handler := range handler.onData {
+				handler(buffer)
+			}
+
+			if werr := writer.WriteMultiBuffer(buffer); werr != nil {
+				return writeError{werr}
+			}
+		}
+
+		if err != nil {
+			return readError{err}
+		}
+	}
+}
+
+// Copy dumps all payload from reader to writer or stops when an error occurs. It returns nil when EOF.
+func Copy(reader Reader, writer Writer, options ...CopyOption) error {
+	var handler copyHandler
+	for _, option := range options {
+		option(&handler)
+	}
+	err := copyInternal(reader, writer, &handler)
+	if err != nil && errors.Cause(err) != io.EOF {
+		return err
+	}
+	return nil
+}
+
+var ErrNotTimeoutReader = E.New("not a TimeoutReader")
+
+func CopyOnceTimeout(reader Reader, writer Writer, timeout time.Duration) error {
+	timeoutReader, ok := reader.(TimeoutReader)
+	if !ok {
+		return ErrNotTimeoutReader
+	}
+	mb, err := timeoutReader.ReadMultiBufferTimeout(timeout)
+	if err != nil {
+		return err
+	}
+	return writer.WriteMultiBuffer(mb)
+}

common/xray/buf/io.go

@@ -0,0 +1,126 @@
+package buf
+
+import (
+	"io"
+	"net"
+	"syscall"
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray/stat"
+	"github.com/sagernet/sing-box/common/xray/stats"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+// Reader extends io.Reader with MultiBuffer.
+type Reader interface {
+	// ReadMultiBuffer reads content from underlying reader, and put it into a MultiBuffer.
+	ReadMultiBuffer() (MultiBuffer, error)
+}
+
+// ErrReadTimeout is an error that happens with IO timeout.
+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 {
+	ReadMultiBufferTimeout(time.Duration) (MultiBuffer, error)
+}
+
+// Writer extends io.Writer with MultiBuffer.
+type Writer interface {
+	// WriteMultiBuffer writes a MultiBuffer into underlying writer.
+	WriteMultiBuffer(MultiBuffer) error
+}
+
+// WriteAllBytes ensures all bytes are written into the given writer.
+func WriteAllBytes(writer io.Writer, payload []byte, c stats.Counter) error {
+	wc := 0
+	defer func() {
+		if c != nil {
+			c.Add(int64(wc))
+		}
+	}()
+
+	for len(payload) > 0 {
+		n, err := writer.Write(payload)
+		wc += n
+		if err != nil {
+			return err
+		}
+		payload = payload[n:]
+	}
+	return nil
+}
+
+func isPacketReader(reader io.Reader) bool {
+	_, ok := reader.(net.PacketConn)
+	return ok
+}
+
+// NewReader creates a new Reader.
+// The Reader instance doesn't take the ownership of reader.
+func NewReader(reader io.Reader) Reader {
+	if mr, ok := reader.(Reader); ok {
+		return mr
+	}
+
+	if isPacketReader(reader) {
+		return &PacketReader{
+			Reader: reader,
+		}
+	}
+
+	return &SingleReader{
+		Reader: reader,
+	}
+}
+
+// NewPacketReader creates a new PacketReader based on the given reader.
+func NewPacketReader(reader io.Reader) Reader {
+	if mr, ok := reader.(Reader); ok {
+		return mr
+	}
+
+	return &PacketReader{
+		Reader: reader,
+	}
+}
+
+func isPacketWriter(writer io.Writer) bool {
+	if _, ok := writer.(net.PacketConn); ok {
+		return true
+	}
+
+	// If the writer doesn't implement syscall.Conn, it is probably not a TCP connection.
+	if _, ok := writer.(syscall.Conn); !ok {
+		return true
+	}
+	return false
+}
+
+// NewWriter creates a new Writer.
+func NewWriter(writer io.Writer) Writer {
+	if mw, ok := writer.(Writer); ok {
+		return mw
+	}
+
+	iConn := writer
+	if statConn, ok := writer.(*stat.CounterConnection); ok {
+		iConn = statConn.Connection
+	}
+
+	if isPacketWriter(iConn) {
+		return &SequentialWriter{
+			Writer: writer,
+		}
+	}
+
+	var counter stats.Counter
+
+	if statConn, ok := writer.(*stat.CounterConnection); ok {
+		counter = statConn.WriteCounter
+	}
+	return &BufferToBytesWriter{
+		Writer:  iConn,
+		counter: counter,
+	}
+}

common/xray/buf/multi_buffer.go

@@ -0,0 +1,310 @@
+package buf
+
+import (
+	"io"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/errors"
+	"github.com/sagernet/sing-box/common/xray/serial"
+)
+
+// ReadAllToBytes reads all content from the reader into a byte array, until EOF.
+func ReadAllToBytes(reader io.Reader) ([]byte, error) {
+	mb, err := ReadFrom(reader)
+	if err != nil {
+		return nil, err
+	}
+	if mb.Len() == 0 {
+		return nil, nil
+	}
+	b := make([]byte, mb.Len())
+	mb, _ = SplitBytes(mb, b)
+	ReleaseMulti(mb)
+	return b, nil
+}
+
+// MultiBuffer is a list of Buffers. The order of Buffer matters.
+type MultiBuffer []*Buffer
+
+// MergeMulti merges content from src to dest, and returns the new address of dest and src
+func MergeMulti(dest MultiBuffer, src MultiBuffer) (MultiBuffer, MultiBuffer) {
+	dest = append(dest, src...)
+	for idx := range src {
+		src[idx] = nil
+	}
+	return dest, src[:0]
+}
+
+// MergeBytes merges the given bytes into MultiBuffer and return the new address of the merged MultiBuffer.
+func MergeBytes(dest MultiBuffer, src []byte) MultiBuffer {
+	n := len(dest)
+	if n > 0 && !(dest)[n-1].IsFull() {
+		nBytes, _ := (dest)[n-1].Write(src)
+		src = src[nBytes:]
+	}
+
+	for len(src) > 0 {
+		b := New()
+		nBytes, _ := b.Write(src)
+		src = src[nBytes:]
+		dest = append(dest, b)
+	}
+
+	return dest
+}
+
+// ReleaseMulti releases all content of the MultiBuffer, and returns an empty MultiBuffer.
+func ReleaseMulti(mb MultiBuffer) MultiBuffer {
+	for i := range mb {
+		mb[i].Release()
+		mb[i] = nil
+	}
+	return mb[:0]
+}
+
+// Copy copied the beginning part of the MultiBuffer into the given byte array.
+func (mb MultiBuffer) Copy(b []byte) int {
+	total := 0
+	for _, bb := range mb {
+		nBytes := copy(b[total:], bb.Bytes())
+		total += nBytes
+		if int32(nBytes) < bb.Len() {
+			break
+		}
+	}
+	return total
+}
+
+// ReadFrom reads all content from reader until EOF.
+func ReadFrom(reader io.Reader) (MultiBuffer, error) {
+	mb := make(MultiBuffer, 0, 16)
+	for {
+		b := New()
+		_, err := b.ReadFullFrom(reader, Size)
+		if b.IsEmpty() {
+			b.Release()
+		} else {
+			mb = append(mb, b)
+		}
+		if err != nil {
+			if errors.Cause(err) == io.EOF || errors.Cause(err) == io.ErrUnexpectedEOF {
+				return mb, nil
+			}
+			return mb, err
+		}
+	}
+}
+
+// SplitBytes splits the given amount of bytes from the beginning of the MultiBuffer.
+// It returns the new address of MultiBuffer leftover, and number of bytes written into the input byte slice.
+func SplitBytes(mb MultiBuffer, b []byte) (MultiBuffer, int) {
+	totalBytes := 0
+	endIndex := -1
+	for i := range mb {
+		pBuffer := mb[i]
+		nBytes, _ := pBuffer.Read(b)
+		totalBytes += nBytes
+		b = b[nBytes:]
+		if !pBuffer.IsEmpty() {
+			endIndex = i
+			break
+		}
+		pBuffer.Release()
+		mb[i] = nil
+	}
+
+	if endIndex == -1 {
+		mb = mb[:0]
+	} else {
+		mb = mb[endIndex:]
+	}
+
+	return mb, totalBytes
+}
+
+// SplitFirstBytes splits the first buffer from MultiBuffer, and then copy its content into the given slice.
+func SplitFirstBytes(mb MultiBuffer, p []byte) (MultiBuffer, int) {
+	mb, b := SplitFirst(mb)
+	if b == nil {
+		return mb, 0
+	}
+	n := copy(p, b.Bytes())
+	b.Release()
+	return mb, n
+}
+
+// Compact returns another MultiBuffer by merging all content of the given one together.
+func Compact(mb MultiBuffer) MultiBuffer {
+	if len(mb) == 0 {
+		return mb
+	}
+
+	mb2 := make(MultiBuffer, 0, len(mb))
+	last := mb[0]
+
+	for i := 1; i < len(mb); i++ {
+		curr := mb[i]
+		if last.Len()+curr.Len() > Size {
+			mb2 = append(mb2, last)
+			last = curr
+		} else {
+			common.Must2(last.ReadFrom(curr))
+			curr.Release()
+		}
+	}
+
+	mb2 = append(mb2, last)
+	return mb2
+}
+
+// SplitFirst splits the first Buffer from the beginning of the MultiBuffer.
+func SplitFirst(mb MultiBuffer) (MultiBuffer, *Buffer) {
+	if len(mb) == 0 {
+		return mb, nil
+	}
+
+	b := mb[0]
+	mb[0] = nil
+	mb = mb[1:]
+	return mb, b
+}
+
+// SplitSize splits the beginning of the MultiBuffer into another one, for at most size bytes.
+func SplitSize(mb MultiBuffer, size int32) (MultiBuffer, MultiBuffer) {
+	if len(mb) == 0 {
+		return mb, nil
+	}
+
+	if mb[0].Len() > size {
+		b := New()
+		copy(b.Extend(size), mb[0].BytesTo(size))
+		mb[0].Advance(size)
+		return mb, MultiBuffer{b}
+	}
+
+	totalBytes := int32(0)
+	var r MultiBuffer
+	endIndex := -1
+	for i := range mb {
+		if totalBytes+mb[i].Len() > size {
+			endIndex = i
+			break
+		}
+		totalBytes += mb[i].Len()
+		r = append(r, mb[i])
+		mb[i] = nil
+	}
+	if endIndex == -1 {
+		// To reuse mb array
+		mb = mb[:0]
+	} else {
+		mb = mb[endIndex:]
+	}
+	return mb, r
+}
+
+// SplitMulti splits the beginning of the MultiBuffer into first one, the index i and after into second one
+func SplitMulti(mb MultiBuffer, i int) (MultiBuffer, MultiBuffer) {
+	mb2 := make(MultiBuffer, 0, len(mb))
+	if i < len(mb) && i >= 0 {
+		mb2 = append(mb2, mb[i:]...)
+		for j := i; j < len(mb); j++ {
+			mb[j] = nil
+		}
+		mb = mb[:i]
+	}
+	return mb, mb2
+}
+
+// WriteMultiBuffer writes all buffers from the MultiBuffer to the Writer one by one, and return error if any, with leftover MultiBuffer.
+func WriteMultiBuffer(writer io.Writer, mb MultiBuffer) (MultiBuffer, error) {
+	for {
+		mb2, b := SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+
+		_, err := writer.Write(b.Bytes())
+		b.Release()
+		if err != nil {
+			return mb, err
+		}
+	}
+
+	return nil, nil
+}
+
+// Len returns the total number of bytes in the MultiBuffer.
+func (mb MultiBuffer) Len() int32 {
+	if mb == nil {
+		return 0
+	}
+
+	size := int32(0)
+	for _, b := range mb {
+		size += b.Len()
+	}
+	return size
+}
+
+// IsEmpty returns true if the MultiBuffer has no content.
+func (mb MultiBuffer) IsEmpty() bool {
+	for _, b := range mb {
+		if !b.IsEmpty() {
+			return false
+		}
+	}
+	return true
+}
+
+// String returns the content of the MultiBuffer in string.
+func (mb MultiBuffer) String() string {
+	v := make([]interface{}, len(mb))
+	for i, b := range mb {
+		v[i] = b
+	}
+	return serial.Concat(v...)
+}
+
+// MultiBufferContainer is a ReadWriteCloser wrapper over MultiBuffer.
+type MultiBufferContainer struct {
+	MultiBuffer
+}
+
+// Read implements io.Reader.
+func (c *MultiBufferContainer) Read(b []byte) (int, error) {
+	if c.MultiBuffer.IsEmpty() {
+		return 0, io.EOF
+	}
+
+	mb, nBytes := SplitBytes(c.MultiBuffer, b)
+	c.MultiBuffer = mb
+	return nBytes, nil
+}
+
+// ReadMultiBuffer implements Reader.
+func (c *MultiBufferContainer) ReadMultiBuffer() (MultiBuffer, error) {
+	mb := c.MultiBuffer
+	c.MultiBuffer = nil
+	return mb, nil
+}
+
+// Write implements io.Writer.
+func (c *MultiBufferContainer) Write(b []byte) (int, error) {
+	c.MultiBuffer = MergeBytes(c.MultiBuffer, b)
+	return len(b), nil
+}
+
+// WriteMultiBuffer implements Writer.
+func (c *MultiBufferContainer) WriteMultiBuffer(b MultiBuffer) error {
+	mb, _ := MergeMulti(c.MultiBuffer, b)
+	c.MultiBuffer = mb
+	return nil
+}
+
+// Close implements io.Closer.
+func (c *MultiBufferContainer) Close() error {
+	c.MultiBuffer = ReleaseMulti(c.MultiBuffer)
+	return nil
+}

common/xray/buf/override.go

@@ -0,0 +1,38 @@
+package buf
+
+import (
+	"github.com/sagernet/sing-box/common/xray/net"
+)
+
+type EndpointOverrideReader struct {
+	Reader
+	Dest         net.Address
+	OriginalDest net.Address
+}
+
+func (r *EndpointOverrideReader) ReadMultiBuffer() (MultiBuffer, error) {
+	mb, err := r.Reader.ReadMultiBuffer()
+	if err == nil {
+		for _, b := range mb {
+			if b.UDP != nil && b.UDP.Address == r.OriginalDest {
+				b.UDP.Address = r.Dest
+			}
+		}
+	}
+	return mb, err
+}
+
+type EndpointOverrideWriter struct {
+	Writer
+	Dest         net.Address
+	OriginalDest net.Address
+}
+
+func (w *EndpointOverrideWriter) WriteMultiBuffer(mb MultiBuffer) error {
+	for _, b := range mb {
+		if b.UDP != nil && b.UDP.Address == w.Dest {
+			b.UDP.Address = w.OriginalDest
+		}
+	}
+	return w.Writer.WriteMultiBuffer(mb)
+}

common/xray/buf/reader.go

@@ -0,0 +1,175 @@
+package buf
+
+import (
+	"io"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/errors"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+func readOneUDP(r io.Reader) (*Buffer, error) {
+	b := New()
+	for i := 0; i < 64; i++ {
+		_, err := b.ReadFrom(r)
+		if !b.IsEmpty() {
+			return b, nil
+		}
+		if err != nil {
+			b.Release()
+			return nil, err
+		}
+	}
+
+	b.Release()
+	return nil, E.New("Reader returns too many empty payloads.")
+}
+
+// ReadBuffer reads a Buffer from the given reader.
+func ReadBuffer(r io.Reader) (*Buffer, error) {
+	b := New()
+	n, err := b.ReadFrom(r)
+	if n > 0 {
+		return b, err
+	}
+	b.Release()
+	return nil, err
+}
+
+// BufferedReader is a Reader that keeps its internal buffer.
+type BufferedReader struct {
+	// Reader is the underlying reader to be read from
+	Reader Reader
+	// Buffer is the internal buffer to be read from first
+	Buffer MultiBuffer
+	// Splitter is a function to read bytes from MultiBuffer
+	Splitter func(MultiBuffer, []byte) (MultiBuffer, int)
+}
+
+// BufferedBytes returns the number of bytes that is cached in this reader.
+func (r *BufferedReader) BufferedBytes() int32 {
+	return r.Buffer.Len()
+}
+
+// ReadByte implements io.ByteReader.
+func (r *BufferedReader) ReadByte() (byte, error) {
+	var b [1]byte
+	_, err := r.Read(b[:])
+	return b[0], err
+}
+
+// Read implements io.Reader. It reads from internal buffer first (if available) and then reads from the underlying reader.
+func (r *BufferedReader) Read(b []byte) (int, error) {
+	spliter := r.Splitter
+	if spliter == nil {
+		spliter = SplitBytes
+	}
+
+	if !r.Buffer.IsEmpty() {
+		buffer, nBytes := spliter(r.Buffer, b)
+		r.Buffer = buffer
+		if r.Buffer.IsEmpty() {
+			r.Buffer = nil
+		}
+		return nBytes, nil
+	}
+
+	mb, err := r.Reader.ReadMultiBuffer()
+	if err != nil {
+		return 0, err
+	}
+
+	mb, nBytes := spliter(mb, b)
+	if !mb.IsEmpty() {
+		r.Buffer = mb
+	}
+	return nBytes, nil
+}
+
+// ReadMultiBuffer implements Reader.
+func (r *BufferedReader) ReadMultiBuffer() (MultiBuffer, error) {
+	if !r.Buffer.IsEmpty() {
+		mb := r.Buffer
+		r.Buffer = nil
+		return mb, nil
+	}
+
+	return r.Reader.ReadMultiBuffer()
+}
+
+// ReadAtMost returns a MultiBuffer with at most size.
+func (r *BufferedReader) ReadAtMost(size int32) (MultiBuffer, error) {
+	if r.Buffer.IsEmpty() {
+		mb, err := r.Reader.ReadMultiBuffer()
+		if mb.IsEmpty() && err != nil {
+			return nil, err
+		}
+		r.Buffer = mb
+	}
+
+	rb, mb := SplitSize(r.Buffer, size)
+	r.Buffer = rb
+	if r.Buffer.IsEmpty() {
+		r.Buffer = nil
+	}
+	return mb, nil
+}
+
+func (r *BufferedReader) writeToInternal(writer io.Writer) (int64, error) {
+	mbWriter := NewWriter(writer)
+	var sc SizeCounter
+	if r.Buffer != nil {
+		sc.Size = int64(r.Buffer.Len())
+		if err := mbWriter.WriteMultiBuffer(r.Buffer); err != nil {
+			return 0, err
+		}
+		r.Buffer = nil
+	}
+
+	err := Copy(r.Reader, mbWriter, CountSize(&sc))
+	return sc.Size, err
+}
+
+// WriteTo implements io.WriterTo.
+func (r *BufferedReader) WriteTo(writer io.Writer) (int64, error) {
+	nBytes, err := r.writeToInternal(writer)
+	if errors.Cause(err) == io.EOF {
+		return nBytes, nil
+	}
+	return nBytes, err
+}
+
+// Interrupt implements common.Interruptible.
+func (r *BufferedReader) Interrupt() {
+	common.Interrupt(r.Reader)
+}
+
+// Close implements io.Closer.
+func (r *BufferedReader) Close() error {
+	return common.Close(r.Reader)
+}
+
+// SingleReader is a Reader that read one Buffer every time.
+type SingleReader struct {
+	io.Reader
+}
+
+// ReadMultiBuffer implements Reader.
+func (r *SingleReader) ReadMultiBuffer() (MultiBuffer, error) {
+	b, err := ReadBuffer(r.Reader)
+	return MultiBuffer{b}, err
+}
+
+// PacketReader is a Reader that read one Buffer every time.
+type PacketReader struct {
+	io.Reader
+}
+
+// ReadMultiBuffer implements Reader.
+func (r *PacketReader) ReadMultiBuffer() (MultiBuffer, error) {
+	b, err := readOneUDP(r.Reader)
+	if err != nil {
+		return nil, err
+	}
+	return MultiBuffer{b}, nil
+}

common/xray/buf/writer.go

@@ -0,0 +1,270 @@
+package buf
+
+import (
+	"io"
+	"net"
+	"sync"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/errors"
+	"github.com/sagernet/sing-box/common/xray/stats"
+)
+
+// BufferToBytesWriter is a Writer that writes alloc.Buffer into underlying writer.
+type BufferToBytesWriter struct {
+	io.Writer
+
+	counter stats.Counter
+	cache   [][]byte
+}
+
+// WriteMultiBuffer implements Writer. This method takes ownership of the given buffer.
+func (w *BufferToBytesWriter) WriteMultiBuffer(mb MultiBuffer) error {
+	defer ReleaseMulti(mb)
+
+	size := mb.Len()
+	if size == 0 {
+		return nil
+	}
+
+	if len(mb) == 1 {
+		return WriteAllBytes(w.Writer, mb[0].Bytes(), w.counter)
+	}
+
+	if cap(w.cache) < len(mb) {
+		w.cache = make([][]byte, 0, len(mb))
+	}
+
+	bs := w.cache
+	for _, b := range mb {
+		bs = append(bs, b.Bytes())
+	}
+
+	defer func() {
+		for idx := range bs {
+			bs[idx] = nil
+		}
+	}()
+
+	nb := net.Buffers(bs)
+	wc := int64(0)
+	defer func() {
+		if w.counter != nil {
+			w.counter.Add(wc)
+		}
+	}()
+	for size > 0 {
+		n, err := nb.WriteTo(w.Writer)
+		wc += n
+		if err != nil {
+			return err
+		}
+		size -= int32(n)
+	}
+
+	return nil
+}
+
+// ReadFrom implements io.ReaderFrom.
+func (w *BufferToBytesWriter) ReadFrom(reader io.Reader) (int64, error) {
+	var sc SizeCounter
+	err := Copy(NewReader(reader), w, CountSize(&sc))
+	return sc.Size, err
+}
+
+// BufferedWriter is a Writer with internal buffer.
+type BufferedWriter struct {
+	sync.Mutex
+	writer   Writer
+	buffer   *Buffer
+	buffered bool
+}
+
+// NewBufferedWriter creates a new BufferedWriter.
+func NewBufferedWriter(writer Writer) *BufferedWriter {
+	return &BufferedWriter{
+		writer:   writer,
+		buffer:   New(),
+		buffered: true,
+	}
+}
+
+// WriteByte implements io.ByteWriter.
+func (w *BufferedWriter) WriteByte(c byte) error {
+	return common.Error2(w.Write([]byte{c}))
+}
+
+// Write implements io.Writer.
+func (w *BufferedWriter) Write(b []byte) (int, error) {
+	if len(b) == 0 {
+		return 0, nil
+	}
+
+	w.Lock()
+	defer w.Unlock()
+
+	if !w.buffered {
+		if writer, ok := w.writer.(io.Writer); ok {
+			return writer.Write(b)
+		}
+	}
+
+	totalBytes := 0
+	for len(b) > 0 {
+		if w.buffer == nil {
+			w.buffer = New()
+		}
+
+		nBytes, err := w.buffer.Write(b)
+		totalBytes += nBytes
+		if err != nil {
+			return totalBytes, err
+		}
+		if !w.buffered || w.buffer.IsFull() {
+			if err := w.flushInternal(); err != nil {
+				return totalBytes, err
+			}
+		}
+		b = b[nBytes:]
+	}
+
+	return totalBytes, nil
+}
+
+// WriteMultiBuffer implements Writer. It takes ownership of the given MultiBuffer.
+func (w *BufferedWriter) WriteMultiBuffer(b MultiBuffer) error {
+	if b.IsEmpty() {
+		return nil
+	}
+
+	w.Lock()
+	defer w.Unlock()
+
+	if !w.buffered {
+		return w.writer.WriteMultiBuffer(b)
+	}
+
+	reader := MultiBufferContainer{
+		MultiBuffer: b,
+	}
+	defer reader.Close()
+
+	for !reader.MultiBuffer.IsEmpty() {
+		if w.buffer == nil {
+			w.buffer = New()
+		}
+		common.Must2(w.buffer.ReadFrom(&reader))
+		if w.buffer.IsFull() {
+			if err := w.flushInternal(); err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}
+
+// Flush flushes buffered content into underlying writer.
+func (w *BufferedWriter) Flush() error {
+	w.Lock()
+	defer w.Unlock()
+
+	return w.flushInternal()
+}
+
+func (w *BufferedWriter) flushInternal() error {
+	if w.buffer.IsEmpty() {
+		return nil
+	}
+
+	b := w.buffer
+	w.buffer = nil
+
+	if writer, ok := w.writer.(io.Writer); ok {
+		err := WriteAllBytes(writer, b.Bytes(), nil)
+		b.Release()
+		return err
+	}
+
+	return w.writer.WriteMultiBuffer(MultiBuffer{b})
+}
+
+// SetBuffered sets whether the internal buffer is used. If set to false, Flush() will be called to clear the buffer.
+func (w *BufferedWriter) SetBuffered(f bool) error {
+	w.Lock()
+	defer w.Unlock()
+
+	w.buffered = f
+	if !f {
+		return w.flushInternal()
+	}
+	return nil
+}
+
+// ReadFrom implements io.ReaderFrom.
+func (w *BufferedWriter) ReadFrom(reader io.Reader) (int64, error) {
+	if err := w.SetBuffered(false); err != nil {
+		return 0, err
+	}
+
+	var sc SizeCounter
+	err := Copy(NewReader(reader), w, CountSize(&sc))
+	return sc.Size, err
+}
+
+// Close implements io.Closable.
+func (w *BufferedWriter) Close() error {
+	if err := w.Flush(); err != nil {
+		return err
+	}
+	return common.Close(w.writer)
+}
+
+// SequentialWriter is a Writer that writes MultiBuffer sequentially into the underlying io.Writer.
+type SequentialWriter struct {
+	io.Writer
+}
+
+// WriteMultiBuffer implements Writer.
+func (w *SequentialWriter) WriteMultiBuffer(mb MultiBuffer) error {
+	mb, err := WriteMultiBuffer(w.Writer, mb)
+	ReleaseMulti(mb)
+	return err
+}
+
+type noOpWriter byte
+
+func (noOpWriter) WriteMultiBuffer(b MultiBuffer) error {
+	ReleaseMulti(b)
+	return nil
+}
+
+func (noOpWriter) Write(b []byte) (int, error) {
+	return len(b), nil
+}
+
+func (noOpWriter) ReadFrom(reader io.Reader) (int64, error) {
+	b := New()
+	defer b.Release()
+
+	totalBytes := int64(0)
+	for {
+		b.Clear()
+		_, err := b.ReadFrom(reader)
+		totalBytes += int64(b.Len())
+		if err != nil {
+			if errors.Cause(err) == io.EOF {
+				return totalBytes, nil
+			}
+			return totalBytes, err
+		}
+	}
+}
+
+var (
+	// Discard is a Writer that swallows all contents written in.
+	Discard Writer = noOpWriter(0)
+
+	// DiscardBytes is an io.Writer that swallows all contents written in.
+	DiscardBytes io.Writer = noOpWriter(0)
+)

common/xray/bytespool/pool.go

@@ -0,0 +1,72 @@
+package bytespool
+
+import "sync"
+
+func createAllocFunc(size int32) func() interface{} {
+	return func() interface{} {
+		return make([]byte, size)
+	}
+}
+
+// The following parameters controls the size of buffer pools.
+// There are numPools pools. Starting from 2k size, the size of each pool is sizeMulti of the previous one.
+// Package buf is guaranteed to not use buffers larger than the largest pool.
+// Other packets may use larger buffers.
+const (
+	numPools  = 4
+	sizeMulti = 4
+)
+
+var (
+	pool     [numPools]sync.Pool
+	poolSize [numPools]int32
+)
+
+func init() {
+	size := int32(2048)
+	for i := 0; i < numPools; i++ {
+		pool[i] = sync.Pool{
+			New: createAllocFunc(size),
+		}
+		poolSize[i] = size
+		size *= sizeMulti
+	}
+}
+
+// GetPool returns a sync.Pool that generates bytes array with at least the given size.
+// It may return nil if no such pool exists.
+//
+// xray:api:stable
+func GetPool(size int32) *sync.Pool {
+	for idx, ps := range poolSize {
+		if size <= ps {
+			return &pool[idx]
+		}
+	}
+	return nil
+}
+
+// Alloc returns a byte slice with at least the given size. Minimum size of returned slice is 2048.
+//
+// xray:api:stable
+func Alloc(size int32) []byte {
+	pool := GetPool(size)
+	if pool != nil {
+		return pool.Get().([]byte)
+	}
+	return make([]byte, size)
+}
+
+// Free puts a byte slice into the internal pool.
+//
+// xray:api:stable
+func Free(b []byte) {
+	size := int32(cap(b))
+	b = b[0:cap(b)]
+	for i := numPools - 1; i >= 0; i-- {
+		if size >= poolSize[i] {
+			pool[i].Put(b)
+			return
+		}
+	}
+}

common/xray/common.go

@@ -0,0 +1,19 @@
+package common
+
+// Must panics if err is not nil.
+func Must(err error) {
+	if err != nil {
+		panic(err)
+	}
+}
+
+// Must2 panics if the second parameter is not nil, otherwise returns the first parameter.
+func Must2(v interface{}, err error) interface{} {
+	Must(err)
+	return v
+}
+
+// Error2 returns the err from the 2nd parameter.
+func Error2(v interface{}, err error) error {
+	return err
+}

common/xray/crypto/crypto.go

@@ -0,0 +1,14 @@
+package crypto
+
+import (
+	"crypto/rand"
+	"math/big"
+)
+
+func RandBetween(from int64, to int64) int64 {
+	if from == to {
+		return from
+	}
+	bigInt, _ := rand.Int(rand.Reader, big.NewInt(to-from))
+	return from + bigInt.Int64()
+}

common/xray/errors/errors.go

@@ -0,0 +1,25 @@
+package errors
+
+type hasInnerError interface {
+	// Unwrap returns the underlying error of this one.
+	Unwrap() error
+}
+
+func Cause(err error) error {
+	if err == nil {
+		return nil
+	}
+L:
+	for {
+		switch inner := err.(type) {
+		case hasInnerError:
+			if inner.Unwrap() == nil {
+				break L
+			}
+			err = inner.Unwrap()
+		default:
+			break L
+		}
+	}
+	return err
+}

common/xray/interfaces.go

@@ -0,0 +1,52 @@
+package common
+
+// Closable is the interface for objects that can release its resources.
+//
+// xray:api:beta
+type Closable interface {
+	// Close release all resources used by this object, including goroutines.
+	Close() error
+}
+
+// Interruptible is an interface for objects that can be stopped before its completion.
+//
+// xray:api:beta
+type Interruptible interface {
+	Interrupt()
+}
+
+// Close closes the obj if it is a Closable.
+//
+// xray:api:beta
+func Close(obj interface{}) error {
+	if c, ok := obj.(Closable); ok {
+		return c.Close()
+	}
+	return nil
+}
+
+// Interrupt calls Interrupt() if object implements Interruptible interface, or Close() if the object implements Closable interface.
+//
+// xray:api:beta
+func Interrupt(obj interface{}) error {
+	if c, ok := obj.(Interruptible); ok {
+		c.Interrupt()
+		return nil
+	}
+	return Close(obj)
+}
+
+// Runnable is the interface for objects that can start to work and stop on demand.
+type Runnable interface {
+	// Start starts the runnable object. Upon the method returning nil, the object begins to function properly.
+	Start() error
+
+	Closable
+}
+
+// HasType is the interface for objects that knows its type.
+type HasType interface {
+	// Type returns the type of the object.
+	// Usually it returns (*Type)(nil) of the object.
+	Type() interface{}
+}

common/xray/json/badoption/range.go

@@ -0,0 +1,53 @@
+package badoption
+
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/sagernet/sing-box/common/xray/crypto"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type Range struct {
+	From int32 `json:"from"`
+	To   int32 `json:"to"`
+}
+
+func (c *Range) Build() *Range {
+	return (*Range)(c)
+}
+
+func (c *Range) MarshalJSON() ([]byte, error) {
+	return json.Marshal(fmt.Sprintf("%d-%d", c.From, c.To))
+}
+
+func (c *Range) UnmarshalJSON(content []byte) error {
+	var stringValue string
+	err := json.Unmarshal(content, &stringValue)
+	if err != nil {
+		return err
+	}
+	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
+	}
+	to, err := strconv.ParseInt(parts[1], 10, 32)
+	if err != nil {
+		return err
+	}
+	if from > to {
+		return E.New("invalid range")
+	}
+	*c = Range{int32(from), int32(to)}
+	return nil
+}
+
+func (c Range) Rand() int32 {
+	return int32(crypto.RandBetween(int64(c.From), int64(c.To)))
+}

common/xray/net/address.go

@@ -0,0 +1,181 @@
+package net
+
+import (
+	"bytes"
+	"net"
+	"strings"
+)
+
+var (
+	// LocalHostIP is a constant value for localhost IP in IPv4.
+	LocalHostIP = IPAddress([]byte{127, 0, 0, 1})
+
+	// AnyIP is a constant value for any IP in IPv4.
+	AnyIP = IPAddress([]byte{0, 0, 0, 0})
+
+	// LocalHostDomain is a constant value for localhost domain.
+	LocalHostDomain = DomainAddress("localhost")
+
+	// LocalHostIPv6 is a constant value for localhost IP in IPv6.
+	LocalHostIPv6 = IPAddress([]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1})
+
+	// AnyIPv6 is a constant value for any IP in IPv6.
+	AnyIPv6 = IPAddress([]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0})
+)
+
+// AddressFamily is the type of address.
+type AddressFamily byte
+
+const (
+	// AddressFamilyIPv4 represents address as IPv4
+	AddressFamilyIPv4 = AddressFamily(0)
+
+	// AddressFamilyIPv6 represents address as IPv6
+	AddressFamilyIPv6 = AddressFamily(1)
+
+	// AddressFamilyDomain represents address as Domain
+	AddressFamilyDomain = AddressFamily(2)
+)
+
+// IsIPv4 returns true if current AddressFamily is IPv4.
+func (af AddressFamily) IsIPv4() bool {
+	return af == AddressFamilyIPv4
+}
+
+// IsIPv6 returns true if current AddressFamily is IPv6.
+func (af AddressFamily) IsIPv6() bool {
+	return af == AddressFamilyIPv6
+}
+
+// IsIP returns true if current AddressFamily is IPv6 or IPv4.
+func (af AddressFamily) IsIP() bool {
+	return af == AddressFamilyIPv4 || af == AddressFamilyIPv6
+}
+
+// IsDomain returns true if current AddressFamily is Domain.
+func (af AddressFamily) IsDomain() bool {
+	return af == AddressFamilyDomain
+}
+
+// Address represents a network address to be communicated with. It may be an IP address or domain
+// address, not both. This interface doesn't resolve IP address for a given domain.
+type Address interface {
+	IP() net.IP     // IP of this Address
+	Domain() string // Domain of this Address
+	Family() AddressFamily
+
+	String() string // String representation of this Address
+}
+
+func isAlphaNum(c byte) bool {
+	return (c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')
+}
+
+// ParseAddress parses a string into an Address. The return value will be an IPAddress when
+// the string is in the form of IPv4 or IPv6 address, or a DomainAddress otherwise.
+func ParseAddress(addr string) Address {
+	// Handle IPv6 address in form as "[2001:4860:0:2001::68]"
+	lenAddr := len(addr)
+	if lenAddr > 0 && addr[0] == '[' && addr[lenAddr-1] == ']' {
+		addr = addr[1 : lenAddr-1]
+		lenAddr -= 2
+	}
+
+	if lenAddr > 0 && (!isAlphaNum(addr[0]) || !isAlphaNum(addr[len(addr)-1])) {
+		addr = strings.TrimSpace(addr)
+	}
+
+	ip := net.ParseIP(addr)
+	if ip != nil {
+		return IPAddress(ip)
+	}
+	return DomainAddress(addr)
+}
+
+var bytes0 = []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+
+// IPAddress creates an Address with given IP.
+func IPAddress(ip []byte) Address {
+	switch len(ip) {
+	case net.IPv4len:
+		var addr ipv4Address = [4]byte{ip[0], ip[1], ip[2], ip[3]}
+		return addr
+	case net.IPv6len:
+		if bytes.Equal(ip[:10], bytes0) && ip[10] == 0xff && ip[11] == 0xff {
+			return IPAddress(ip[12:16])
+		}
+		var addr ipv6Address = [16]byte{
+			ip[0], ip[1], ip[2], ip[3],
+			ip[4], ip[5], ip[6], ip[7],
+			ip[8], ip[9], ip[10], ip[11],
+			ip[12], ip[13], ip[14], ip[15],
+		}
+		return addr
+	default:
+		return nil
+	}
+}
+
+// DomainAddress creates an Address with given domain.
+// This is an internal function that forcibly converts a string to domain.
+// It's mainly used in test files and mux.
+// Unless you have a specific reason, use net.ParseAddress instead,
+// as this function does not check whether the input is an IP address.
+// Otherwise, you will get strange results like domain: 1.1.1.1
+func DomainAddress(domain string) Address {
+	return domainAddress(domain)
+}
+
+type ipv4Address [4]byte
+
+func (a ipv4Address) IP() net.IP {
+	return net.IP(a[:])
+}
+
+func (ipv4Address) Domain() string {
+	panic("Calling Domain() on an IPv4Address.")
+}
+
+func (ipv4Address) Family() AddressFamily {
+	return AddressFamilyIPv4
+}
+
+func (a ipv4Address) String() string {
+	return a.IP().String()
+}
+
+type ipv6Address [16]byte
+
+func (a ipv6Address) IP() net.IP {
+	return net.IP(a[:])
+}
+
+func (ipv6Address) Domain() string {
+	panic("Calling Domain() on an IPv6Address.")
+}
+
+func (ipv6Address) Family() AddressFamily {
+	return AddressFamilyIPv6
+}
+
+func (a ipv6Address) String() string {
+	return "[" + a.IP().String() + "]"
+}
+
+type domainAddress string
+
+func (domainAddress) IP() net.IP {
+	panic("Calling IP() on a DomainAddress.")
+}
+
+func (a domainAddress) Domain() string {
+	return string(a)
+}
+
+func (domainAddress) Family() AddressFamily {
+	return AddressFamilyDomain
+}
+
+func (a domainAddress) String() string {
+	return a.Domain()
+}

common/xray/net/destination.go

@@ -0,0 +1,146 @@
+package net
+
+import (
+	"net"
+	"strings"
+)
+
+// Destination represents a network destination including address and protocol (tcp / udp).
+type Destination struct {
+	Address Address
+	Port    Port
+	Network Network
+}
+
+// DestinationFromAddr generates a Destination from a net address.
+func DestinationFromAddr(addr net.Addr) Destination {
+	switch addr := addr.(type) {
+	case *net.TCPAddr:
+		return TCPDestination(IPAddress(addr.IP), Port(addr.Port))
+	case *net.UDPAddr:
+		return UDPDestination(IPAddress(addr.IP), Port(addr.Port))
+	case *net.UnixAddr:
+		return UnixDestination(DomainAddress(addr.Name))
+	default:
+		panic("Net: Unknown address type.")
+	}
+}
+
+// ParseDestination converts a destination from its string presentation.
+func ParseDestination(dest string) (Destination, error) {
+	d := Destination{
+		Address: AnyIP,
+		Port:    Port(0),
+	}
+	if strings.HasPrefix(dest, "tcp:") {
+		d.Network = Network_TCP
+		dest = dest[4:]
+	} else if strings.HasPrefix(dest, "udp:") {
+		d.Network = Network_UDP
+		dest = dest[4:]
+	} else if strings.HasPrefix(dest, "unix:") {
+		d = UnixDestination(DomainAddress(dest[5:]))
+		return d, nil
+	}
+
+	hstr, pstr, err := SplitHostPort(dest)
+	if err != nil {
+		return d, err
+	}
+	if len(hstr) > 0 {
+		d.Address = ParseAddress(hstr)
+	}
+	if len(pstr) > 0 {
+		port, err := PortFromString(pstr)
+		if err != nil {
+			return d, err
+		}
+		d.Port = port
+	}
+	return d, nil
+}
+
+// TCPDestination creates a TCP destination with given address
+func TCPDestination(address Address, port Port) Destination {
+	return Destination{
+		Network: Network_TCP,
+		Address: address,
+		Port:    port,
+	}
+}
+
+// UDPDestination creates a UDP destination with given address
+func UDPDestination(address Address, port Port) Destination {
+	return Destination{
+		Network: Network_UDP,
+		Address: address,
+		Port:    port,
+	}
+}
+
+// UnixDestination creates a Unix destination with given address
+func UnixDestination(address Address) Destination {
+	return Destination{
+		Network: Network_UNIX,
+		Address: address,
+	}
+}
+
+// NetAddr returns the network address in this Destination in string form.
+func (d Destination) NetAddr() string {
+	addr := ""
+	if d.Network == Network_TCP || d.Network == Network_UDP {
+		addr = d.Address.String() + ":" + d.Port.String()
+	} else if d.Network == Network_UNIX {
+		addr = d.Address.String()
+	}
+	return addr
+}
+
+// RawNetAddr converts a net.Addr from its Destination presentation.
+func (d Destination) RawNetAddr() net.Addr {
+	var addr net.Addr
+	switch d.Network {
+	case Network_TCP:
+		if d.Address.Family().IsIP() {
+			addr = &net.TCPAddr{
+				IP:   d.Address.IP(),
+				Port: int(d.Port),
+			}
+		}
+	case Network_UDP:
+		if d.Address.Family().IsIP() {
+			addr = &net.UDPAddr{
+				IP:   d.Address.IP(),
+				Port: int(d.Port),
+			}
+		}
+	case Network_UNIX:
+		if d.Address.Family().IsDomain() {
+			addr = &net.UnixAddr{
+				Name: d.Address.String(),
+				Net:  d.Network.SystemString(),
+			}
+		}
+	}
+	return addr
+}
+
+// String returns the strings form of this Destination.
+func (d Destination) String() string {
+	prefix := "unknown:"
+	switch d.Network {
+	case Network_TCP:
+		prefix = "tcp:"
+	case Network_UDP:
+		prefix = "udp:"
+	case Network_UNIX:
+		prefix = "unix:"
+	}
+	return prefix + d.NetAddr()
+}
+
+// IsValid returns true if this Destination is valid.
+func (d Destination) IsValid() bool {
+	return d.Network != Network_Unknown
+}

common/xray/net/net.go

@@ -0,0 +1,13 @@
+package net
+
+import "time"
+
+// defines the maximum time an idle TCP session can survive in the tunnel, so
+// it should be consistent across HTTP versions and with other transports.
+const ConnIdleTimeout = 300 * time.Second
+
+// consistent with quic-go
+const QuicgoH3KeepAlivePeriod = 10 * time.Second
+
+// consistent with chrome
+const ChromeH2KeepAlivePeriod = 45 * time.Second

common/xray/net/network.go

@@ -0,0 +1,33 @@
+package net
+
+type Network int32
+
+const (
+	Network_Unknown Network = 0
+	Network_TCP     Network = 2
+	Network_UDP     Network = 3
+	Network_UNIX    Network = 4
+)
+
+func (n Network) SystemString() string {
+	switch n {
+	case Network_TCP:
+		return "tcp"
+	case Network_UDP:
+		return "udp"
+	case Network_UNIX:
+		return "unix"
+	default:
+		return "unknown"
+	}
+}
+
+// HasNetwork returns true if the network list has a certain network.
+func HasNetwork(list []Network, network Network) bool {
+	for _, value := range list {
+		if value == network {
+			return true
+		}
+	}
+	return false
+}

common/xray/net/port.go

@@ -0,0 +1,55 @@
+package net
+
+import (
+	"encoding/binary"
+	"strconv"
+
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+// Port represents a network port in TCP and UDP protocol.
+type Port uint16
+
+// PortFromBytes converts a byte array to a Port, assuming bytes are in big endian order.
+// @unsafe Caller must ensure that the byte array has at least 2 elements.
+func PortFromBytes(port []byte) Port {
+	return Port(binary.BigEndian.Uint16(port))
+}
+
+// PortFromInt converts an integer to a Port.
+// @error when the integer is not positive or larger then 65535
+func PortFromInt(val uint32) (Port, error) {
+	if val > 65535 {
+		return Port(0), E.New("invalid port range: ", val)
+	}
+	return Port(val), nil
+}
+
+// PortFromString converts a string to a Port.
+// @error when the string is not an integer or the integral value is a not a valid Port.
+func PortFromString(s string) (Port, error) {
+	val, err := strconv.ParseUint(s, 10, 32)
+	if err != nil {
+		return Port(0), E.New("invalid port range: ", s)
+	}
+	return PortFromInt(uint32(val))
+}
+
+// Value return the corresponding uint16 value of a Port.
+func (p Port) Value() uint16 {
+	return uint16(p)
+}
+
+// String returns the string presentation of a Port.
+func (p Port) String() string {
+	return strconv.Itoa(int(p))
+}
+
+type MemoryPortRange struct {
+	From Port
+	To   Port
+}
+
+func (r MemoryPortRange) Contains(port Port) bool {
+	return r.From <= port && port <= r.To
+}

common/xray/net/system.go

@@ -0,0 +1,84 @@
+package net
+
+import "net"
+
+// DialTCP is an alias of net.DialTCP.
+var (
+	DialTCP  = net.DialTCP
+	DialUDP  = net.DialUDP
+	DialUnix = net.DialUnix
+	Dial     = net.Dial
+)
+
+type ListenConfig = net.ListenConfig
+
+var (
+	Listen     = net.Listen
+	ListenTCP  = net.ListenTCP
+	ListenUDP  = net.ListenUDP
+	ListenUnix = net.ListenUnix
+)
+
+var LookupIP = net.LookupIP
+
+var FileConn = net.FileConn
+
+// ParseIP is an alias of net.ParseIP
+var ParseIP = net.ParseIP
+
+var SplitHostPort = net.SplitHostPort
+
+var CIDRMask = net.CIDRMask
+
+type (
+	Addr       = net.Addr
+	Conn       = net.Conn
+	PacketConn = net.PacketConn
+)
+
+type (
+	TCPAddr = net.TCPAddr
+	TCPConn = net.TCPConn
+)
+
+type (
+	UDPAddr = net.UDPAddr
+	UDPConn = net.UDPConn
+)
+
+type (
+	UnixAddr = net.UnixAddr
+	UnixConn = net.UnixConn
+)
+
+// IP is an alias for net.IP.
+type (
+	IP     = net.IP
+	IPMask = net.IPMask
+	IPNet  = net.IPNet
+)
+
+const (
+	IPv4len = net.IPv4len
+	IPv6len = net.IPv6len
+)
+
+type (
+	Error     = net.Error
+	AddrError = net.AddrError
+)
+
+type (
+	Dialer       = net.Dialer
+	Listener     = net.Listener
+	TCPListener  = net.TCPListener
+	UnixListener = net.UnixListener
+)
+
+var (
+	ResolveTCPAddr  = net.ResolveTCPAddr
+	ResolveUDPAddr  = net.ResolveUDPAddr
+	ResolveUnixAddr = net.ResolveUnixAddr
+)
+
+type Resolver = net.Resolver

common/xray/pipe/impl.go

@@ -0,0 +1,215 @@
+package pipe
+
+import (
+	"errors"
+	"io"
+	"runtime"
+	"sync"
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/buf"
+	"github.com/sagernet/sing-box/common/xray/signal"
+	"github.com/sagernet/sing-box/common/xray/signal/done"
+)
+
+type state byte
+
+const (
+	open state = iota
+	closed
+	errord
+)
+
+type pipeOption struct {
+	limit           int32 // maximum buffer size in bytes
+	discardOverflow bool
+}
+
+func (o *pipeOption) isFull(curSize int32) bool {
+	return o.limit >= 0 && curSize > o.limit
+}
+
+type pipe struct {
+	sync.Mutex
+	data        buf.MultiBuffer
+	readSignal  *signal.Notifier
+	writeSignal *signal.Notifier
+	done        *done.Instance
+	errChan     chan error
+	option      pipeOption
+	state       state
+}
+
+var (
+	errBufferFull = errors.New("buffer full")
+	errSlowDown   = errors.New("slow down")
+)
+
+func (p *pipe) Len() int32 {
+	data := p.data
+	if data == nil {
+		return 0
+	}
+	return data.Len()
+}
+
+func (p *pipe) getState(forRead bool) error {
+	switch p.state {
+	case open:
+		if !forRead && p.option.isFull(p.data.Len()) {
+			return errBufferFull
+		}
+		return nil
+	case closed:
+		if !forRead {
+			return io.ErrClosedPipe
+		}
+		if !p.data.IsEmpty() {
+			return nil
+		}
+		return io.EOF
+	case errord:
+		return io.ErrClosedPipe
+	default:
+		panic("impossible case")
+	}
+}
+
+func (p *pipe) readMultiBufferInternal() (buf.MultiBuffer, error) {
+	p.Lock()
+	defer p.Unlock()
+
+	if err := p.getState(true); err != nil {
+		return nil, err
+	}
+
+	data := p.data
+	p.data = nil
+	return data, nil
+}
+
+func (p *pipe) ReadMultiBuffer() (buf.MultiBuffer, error) {
+	for {
+		data, err := p.readMultiBufferInternal()
+		if data != nil || err != nil {
+			p.writeSignal.Signal()
+			return data, err
+		}
+
+		select {
+		case <-p.readSignal.Wait():
+		case <-p.done.Wait():
+		case err = <-p.errChan:
+			return nil, err
+		}
+	}
+}
+
+func (p *pipe) ReadMultiBufferTimeout(d time.Duration) (buf.MultiBuffer, error) {
+	timer := time.NewTimer(d)
+	defer timer.Stop()
+
+	for {
+		data, err := p.readMultiBufferInternal()
+		if data != nil || err != nil {
+			p.writeSignal.Signal()
+			return data, err
+		}
+
+		select {
+		case <-p.readSignal.Wait():
+		case <-p.done.Wait():
+		case <-timer.C:
+			return nil, buf.ErrReadTimeout
+		}
+	}
+}
+
+func (p *pipe) writeMultiBufferInternal(mb buf.MultiBuffer) error {
+	p.Lock()
+	defer p.Unlock()
+
+	if err := p.getState(false); err != nil {
+		return err
+	}
+
+	if p.data == nil {
+		p.data = mb
+		return nil
+	}
+
+	p.data, _ = buf.MergeMulti(p.data, mb)
+	return errSlowDown
+}
+
+func (p *pipe) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	if mb.IsEmpty() {
+		return nil
+	}
+
+	for {
+		err := p.writeMultiBufferInternal(mb)
+		if err == nil {
+			p.readSignal.Signal()
+			return nil
+		}
+
+		if err == errSlowDown {
+			p.readSignal.Signal()
+
+			// Yield current goroutine. Hopefully the reading counterpart can pick up the payload.
+			runtime.Gosched()
+			return nil
+		}
+
+		if err == errBufferFull && p.option.discardOverflow {
+			buf.ReleaseMulti(mb)
+			return nil
+		}
+
+		if err != errBufferFull {
+			buf.ReleaseMulti(mb)
+			p.readSignal.Signal()
+			return err
+		}
+
+		select {
+		case <-p.writeSignal.Wait():
+		case <-p.done.Wait():
+			return io.ErrClosedPipe
+		}
+	}
+}
+
+func (p *pipe) Close() error {
+	p.Lock()
+	defer p.Unlock()
+
+	if p.state == closed || p.state == errord {
+		return nil
+	}
+
+	p.state = closed
+	common.Must(p.done.Close())
+	return nil
+}
+
+// Interrupt implements common.Interruptible.
+func (p *pipe) Interrupt() {
+	p.Lock()
+	defer p.Unlock()
+
+	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/pipe/pipe.go

@@ -0,0 +1,53 @@
+package pipe
+
+import (
+	"github.com/sagernet/sing-box/common/xray/signal"
+	"github.com/sagernet/sing-box/common/xray/signal/done"
+)
+
+// Option for creating new Pipes.
+type Option func(*pipeOption)
+
+// WithoutSizeLimit returns an Option for Pipe to have no size limit.
+func WithoutSizeLimit() Option {
+	return func(opt *pipeOption) {
+		opt.limit = -1
+	}
+}
+
+// WithSizeLimit returns an Option for Pipe to have the given size limit.
+func WithSizeLimit(limit int32) Option {
+	return func(opt *pipeOption) {
+		opt.limit = limit
+	}
+}
+
+// DiscardOverflow returns an Option for Pipe to discard writes if full.
+func DiscardOverflow() Option {
+	return func(opt *pipeOption) {
+		opt.discardOverflow = true
+	}
+}
+
+// New creates a new Reader and Writer that connects to each other.
+func New(opts ...Option) (*Reader, *Writer) {
+	p := &pipe{
+		readSignal:  signal.NewNotifier(),
+		writeSignal: signal.NewNotifier(),
+		done:        done.New(),
+		errChan:     make(chan error, 1),
+		option: pipeOption{
+			limit: -1,
+		},
+	}
+
+	for _, opt := range opts {
+		opt(&(p.option))
+	}
+
+	return &Reader{
+			pipe: p,
+		}, &Writer{
+			pipe: p,
+		}
+}

common/xray/pipe/reader.go

@@ -0,0 +1,41 @@
+package pipe
+
+import (
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray/buf"
+)
+
+// Reader is a buf.Reader that reads content from a pipe.
+type Reader struct {
+	pipe *pipe
+}
+
+// ReadMultiBuffer implements buf.Reader.
+func (r *Reader) ReadMultiBuffer() (buf.MultiBuffer, error) {
+	return r.pipe.ReadMultiBuffer()
+}
+
+// ReadMultiBufferTimeout reads content from a pipe within the given duration, or returns buf.ErrTimeout otherwise.
+func (r *Reader) ReadMultiBufferTimeout(d time.Duration) (buf.MultiBuffer, error) {
+	return r.pipe.ReadMultiBufferTimeout(d)
+}
+
+// Interrupt implements common.Interruptible.
+func (r *Reader) Interrupt() {
+	r.pipe.Interrupt()
+}
+
+// ReturnAnError makes ReadMultiBuffer return an error, only once.
+func (r *Reader) ReturnAnError(err error) {
+	r.pipe.errChan <- err
+}
+
+// Recover catches an error set by ReturnAnError, if exists.
+func (r *Reader) Recover() (err error) {
+	select {
+	case err = <-r.pipe.errChan:
+	default:
+	}
+	return
+}

common/xray/pipe/writer.go

@@ -0,0 +1,29 @@
+package pipe
+
+import (
+	"github.com/sagernet/sing-box/common/xray/buf"
+)
+
+// Writer is a buf.Writer that writes data into a pipe.
+type Writer struct {
+	pipe *pipe
+}
+
+// WriteMultiBuffer implements buf.Writer.
+func (w *Writer) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	return w.pipe.WriteMultiBuffer(mb)
+}
+
+// Close implements io.Closer. After the pipe is closed, writing to the pipe will return io.ErrClosedPipe, while reading will return io.EOF.
+func (w *Writer) Close() error {
+	return w.pipe.Close()
+}
+
+func (w *Writer) Len() int32 {
+	return w.pipe.Len()
+}
+
+// Interrupt implements common.Interruptible.
+func (w *Writer) Interrupt() {
+	w.pipe.Interrupt()
+}

common/xray/serial/serial.go

@@ -0,0 +1,29 @@
+package serial
+
+import (
+	"encoding/binary"
+	"io"
+)
+
+// ReadUint16 reads first two bytes from the reader, and then converts them to an uint16 value.
+func ReadUint16(reader io.Reader) (uint16, error) {
+	var b [2]byte
+	if _, err := io.ReadFull(reader, b[:]); err != nil {
+		return 0, err
+	}
+	return binary.BigEndian.Uint16(b[:]), nil
+}
+
+// WriteUint16 writes an uint16 value into writer.
+func WriteUint16(writer io.Writer, value uint16) (int, error) {
+	var b [2]byte
+	binary.BigEndian.PutUint16(b[:], value)
+	return writer.Write(b[:])
+}
+
+// WriteUint64 writes an uint64 value into writer.
+func WriteUint64(writer io.Writer, value uint64) (int, error) {
+	var b [8]byte
+	binary.BigEndian.PutUint64(b[:], value)
+	return writer.Write(b[:])
+}

common/xray/serial/string.go

@@ -0,0 +1,35 @@
+package serial
+
+import (
+	"fmt"
+	"strings"
+)
+
+// ToString serializes an arbitrary value into string.
+func ToString(v interface{}) string {
+	if v == nil {
+		return ""
+	}
+
+	switch value := v.(type) {
+	case string:
+		return value
+	case *string:
+		return *value
+	case fmt.Stringer:
+		return value.String()
+	case error:
+		return value.Error()
+	default:
+		return fmt.Sprintf("%+v", value)
+	}
+}
+
+// Concat concatenates all input into a single string.
+func Concat(v ...interface{}) string {
+	builder := strings.Builder{}
+	for _, value := range v {
+		builder.WriteString(ToString(value))
+	}
+	return builder.String()
+}

common/xray/signal/done/done.go

@@ -0,0 +1,49 @@
+package done
+
+import (
+	"sync"
+)
+
+// Instance is a utility for notifications of something being done.
+type Instance struct {
+	access sync.Mutex
+	c      chan struct{}
+	closed bool
+}
+
+// New returns a new Done.
+func New() *Instance {
+	return &Instance{
+		c: make(chan struct{}),
+	}
+}
+
+// Done returns true if Close() is called.
+func (d *Instance) Done() bool {
+	select {
+	case <-d.Wait():
+		return true
+	default:
+		return false
+	}
+}
+
+// Wait returns a channel for waiting for done.
+func (d *Instance) Wait() <-chan struct{} {
+	return d.c
+}
+
+// Close marks this Done 'done'. This method may be called multiple times. All calls after first call will have no effect on its status.
+func (d *Instance) Close() error {
+	d.access.Lock()
+	defer d.access.Unlock()
+
+	if d.closed {
+		return nil
+	}
+
+	d.closed = true
+	close(d.c)
+
+	return nil
+}

common/xray/signal/notifier.go

@@ -0,0 +1,26 @@
+package signal
+
+// Notifier is a utility for notifying changes. The change producer may notify changes multiple time, and the consumer may get notified asynchronously.
+type Notifier struct {
+	c chan struct{}
+}
+
+// NewNotifier creates a new Notifier.
+func NewNotifier() *Notifier {
+	return &Notifier{
+		c: make(chan struct{}, 1),
+	}
+}
+
+// Signal signals a change, usually by producer. This method never blocks.
+func (n *Notifier) Signal() {
+	select {
+	case n.c <- struct{}{}:
+	default:
+	}
+}
+
+// Wait returns a channel for waiting for changes. The returned channel never gets closed.
+func (n *Notifier) Wait() <-chan struct{} {
+	return n.c
+}

common/xray/signal/pubsub/pubsub.go

@@ -0,0 +1,105 @@
+package pubsub
+
+import (
+	"errors"
+	"sync"
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/signal/done"
+	"github.com/sagernet/sing-box/common/xray/task"
+)
+
+type Subscriber struct {
+	buffer chan interface{}
+	done   *done.Instance
+}
+
+func (s *Subscriber) push(msg interface{}) {
+	select {
+	case s.buffer <- msg:
+	default:
+	}
+}
+
+func (s *Subscriber) Wait() <-chan interface{} {
+	return s.buffer
+}
+
+func (s *Subscriber) Close() error {
+	return s.done.Close()
+}
+
+func (s *Subscriber) IsClosed() bool {
+	return s.done.Done()
+}
+
+type Service struct {
+	sync.RWMutex
+	subs  map[string][]*Subscriber
+	ctask *task.Periodic
+}
+
+func NewService() *Service {
+	s := &Service{
+		subs: make(map[string][]*Subscriber),
+	}
+	s.ctask = &task.Periodic{
+		Execute:  s.Cleanup,
+		Interval: time.Second * 30,
+	}
+	return s
+}
+
+// Cleanup cleans up internal caches of subscribers.
+// Visible for testing only.
+func (s *Service) Cleanup() error {
+	s.Lock()
+	defer s.Unlock()
+
+	if len(s.subs) == 0 {
+		return errors.New("nothing to do")
+	}
+
+	for name, subs := range s.subs {
+		newSub := make([]*Subscriber, 0, len(s.subs))
+		for _, sub := range subs {
+			if !sub.IsClosed() {
+				newSub = append(newSub, sub)
+			}
+		}
+		if len(newSub) == 0 {
+			delete(s.subs, name)
+		} else {
+			s.subs[name] = newSub
+		}
+	}
+
+	if len(s.subs) == 0 {
+		s.subs = make(map[string][]*Subscriber)
+	}
+	return nil
+}
+
+func (s *Service) Subscribe(name string) *Subscriber {
+	sub := &Subscriber{
+		buffer: make(chan interface{}, 16),
+		done:   done.New(),
+	}
+	s.Lock()
+	s.subs[name] = append(s.subs[name], sub)
+	s.Unlock()
+	common.Must(s.ctask.Start())
+	return sub
+}
+
+func (s *Service) Publish(name string, message interface{}) {
+	s.RLock()
+	defer s.RUnlock()
+
+	for _, sub := range s.subs[name] {
+		if !sub.IsClosed() {
+			sub.push(message)
+		}
+	}
+}

common/xray/signal/semaphore/semaphore.go

@@ -0,0 +1,27 @@
+package semaphore
+
+// Instance is an implementation of semaphore.
+type Instance struct {
+	token chan struct{}
+}
+
+// New create a new Semaphore with n permits.
+func New(n int) *Instance {
+	s := &Instance{
+		token: make(chan struct{}, n),
+	}
+	for i := 0; i < n; i++ {
+		s.token <- struct{}{}
+	}
+	return s
+}
+
+// Wait returns a channel for acquiring a permit.
+func (s *Instance) Wait() <-chan struct{} {
+	return s.token
+}
+
+// Signal releases a permit into the semaphore.
+func (s *Instance) Signal() {
+	s.token <- struct{}{}
+}

common/xray/signal/timer.go

@@ -0,0 +1,82 @@
+package signal
+
+import (
+	"context"
+	"sync"
+	"time"
+
+	"github.com/sagernet/sing-box/common/xray"
+	"github.com/sagernet/sing-box/common/xray/task"
+)
+
+type ActivityUpdater interface {
+	Update()
+}
+
+type ActivityTimer struct {
+	sync.RWMutex
+	updated   chan struct{}
+	checkTask *task.Periodic
+	onTimeout func()
+}
+
+func (t *ActivityTimer) Update() {
+	select {
+	case t.updated <- struct{}{}:
+	default:
+	}
+}
+
+func (t *ActivityTimer) check() error {
+	select {
+	case <-t.updated:
+	default:
+		t.finish()
+	}
+	return nil
+}
+
+func (t *ActivityTimer) finish() {
+	t.Lock()
+	defer t.Unlock()
+
+	if t.onTimeout != nil {
+		t.onTimeout()
+		t.onTimeout = nil
+	}
+	if t.checkTask != nil {
+		t.checkTask.Close()
+		t.checkTask = nil
+	}
+}
+
+func (t *ActivityTimer) SetTimeout(timeout time.Duration) {
+	if timeout == 0 {
+		t.finish()
+		return
+	}
+
+	checkTask := &task.Periodic{
+		Interval: timeout,
+		Execute:  t.check,
+	}
+
+	t.Lock()
+
+	if t.checkTask != nil {
+		t.checkTask.Close()
+	}
+	t.checkTask = checkTask
+	t.Unlock()
+	t.Update()
+	common.Must(checkTask.Start())
+}
+
+func CancelAfterInactivity(ctx context.Context, cancel context.CancelFunc, timeout time.Duration) *ActivityTimer {
+	timer := &ActivityTimer{
+		updated:   make(chan struct{}, 1),
+		onTimeout: cancel,
+	}
+	timer.SetTimeout(timeout)
+	return timer
+}

common/xray/stat/connection.go

@@ -0,0 +1,34 @@
+package stat
+
+import (
+	"net"
+
+	"github.com/sagernet/sing-box/common/xray/stats"
+)
+
+type Connection interface {
+	net.Conn
+}
+
+type CounterConnection struct {
+	Connection
+	ReadCounter  stats.Counter
+	WriteCounter stats.Counter
+}
+
+func (c *CounterConnection) Read(b []byte) (int, error) {
+	nBytes, err := c.Connection.Read(b)
+	if c.ReadCounter != nil {
+		c.ReadCounter.Add(int64(nBytes))
+	}
+
+	return nBytes, err
+}
+
+func (c *CounterConnection) Write(b []byte) (int, error) {
+	nBytes, err := c.Connection.Write(b)
+	if c.WriteCounter != nil {
+		c.WriteCounter.Add(int64(nBytes))
+	}
+	return nBytes, err
+}

common/xray/stats/stats.go

@@ -0,0 +1,13 @@
+package stats
+
+// Counter is the interface for stats counters.
+//
+// xray:api:stable
+type Counter interface {
+	// Value is the current value of the counter.
+	Value() int64
+	// Set sets a new value to the counter, and returns the previous one.
+	Set(int64) int64
+	// Add adds a value to the current counter value, and returns the previous value.
+	Add(int64) int64
+}

common/xray/task/common.go

@@ -0,0 +1,10 @@
+package task
+
+import "github.com/sagernet/sing-box/common/xray"
+
+// Close returns a func() that closes v.
+func Close(v interface{}) func() error {
+	return func() error {
+		return common.Close(v)
+	}
+}

common/xray/task/periodic.go

@@ -0,0 +1,85 @@
+package task
+
+import (
+	"sync"
+	"time"
+)
+
+// Periodic is a task that runs periodically.
+type Periodic struct {
+	// Interval of the task being run
+	Interval time.Duration
+	// Execute is the task function
+	Execute func() error
+
+	access  sync.Mutex
+	timer   *time.Timer
+	running bool
+}
+
+func (t *Periodic) hasClosed() bool {
+	t.access.Lock()
+	defer t.access.Unlock()
+
+	return !t.running
+}
+
+func (t *Periodic) checkedExecute() error {
+	if t.hasClosed() {
+		return nil
+	}
+
+	if err := t.Execute(); err != nil {
+		t.access.Lock()
+		t.running = false
+		t.access.Unlock()
+		return err
+	}
+
+	t.access.Lock()
+	defer t.access.Unlock()
+
+	if !t.running {
+		return nil
+	}
+
+	t.timer = time.AfterFunc(t.Interval, func() {
+		t.checkedExecute()
+	})
+
+	return nil
+}
+
+// Start implements common.Runnable.
+func (t *Periodic) Start() error {
+	t.access.Lock()
+	if t.running {
+		t.access.Unlock()
+		return nil
+	}
+	t.running = true
+	t.access.Unlock()
+
+	if err := t.checkedExecute(); err != nil {
+		t.access.Lock()
+		t.running = false
+		t.access.Unlock()
+		return err
+	}
+
+	return nil
+}
+
+// Close implements common.Closable.
+func (t *Periodic) Close() error {
+	t.access.Lock()
+	defer t.access.Unlock()
+
+	t.running = false
+	if t.timer != nil {
+		t.timer.Stop()
+		t.timer = nil
+	}
+
+	return nil
+}

common/xray/task/task.go

@@ -0,0 +1,64 @@
+package task
+
+import (
+	"context"
+
+	"github.com/sagernet/sing-box/common/xray/signal/semaphore"
+)
+
+// OnSuccess executes g() after f() returns nil.
+func OnSuccess(f func() error, g func() error) func() error {
+	return func() error {
+		if err := f(); err != nil {
+			return err
+		}
+		return g()
+	}
+}
+
+// Run executes a list of tasks in parallel, returns the first error encountered or nil if all tasks pass.
+func Run(ctx context.Context, tasks ...func() error) error {
+	n := len(tasks)
+	s := semaphore.New(n)
+	done := make(chan error, 1)
+
+	for _, task := range tasks {
+		<-s.Wait()
+		go func(f func() error) {
+			err := f()
+			if err == nil {
+				s.Signal()
+				return
+			}
+
+			select {
+			case done <- err:
+			default:
+			}
+		}(task)
+	}
+
+	/*
+		if altctx := ctx.Value("altctx"); altctx != nil {
+			ctx = altctx.(context.Context)
+		}
+	*/
+
+	for i := 0; i < n; i++ {
+		select {
+		case err := <-done:
+			return err
+		case <-ctx.Done():
+			return ctx.Err()
+		case <-s.Wait():
+		}
+	}
+
+	/*
+		if cancel := ctx.Value("cancel"); cancel != nil {
+			cancel.(context.CancelFunc)()
+		}
+	*/
+
+	return nil
+}

common/xray/uuid/uuid.go

@@ -0,0 +1,101 @@
+package uuid
+
+import (
+	"bytes"
+	"crypto/rand"
+	"crypto/sha1"
+	"encoding/hex"
+
+	"github.com/sagernet/sing-box/common/xray"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+var byteGroups = []int{8, 4, 4, 4, 12}
+
+type UUID [16]byte
+
+// String returns the string representation of this UUID.
+func (u *UUID) String() string {
+	bytes := u.Bytes()
+	result := hex.EncodeToString(bytes[0 : byteGroups[0]/2])
+	start := byteGroups[0] / 2
+	for i := 1; i < len(byteGroups); i++ {
+		nBytes := byteGroups[i] / 2
+		result += "-"
+		result += hex.EncodeToString(bytes[start : start+nBytes])
+		start += nBytes
+	}
+	return result
+}
+
+// Bytes returns the bytes representation of this UUID.
+func (u *UUID) Bytes() []byte {
+	return u[:]
+}
+
+// Equals returns true if this UUID equals another UUID by value.
+func (u *UUID) Equals(another *UUID) bool {
+	if u == nil && another == nil {
+		return true
+	}
+	if u == nil || another == nil {
+		return false
+	}
+	return bytes.Equal(u.Bytes(), another.Bytes())
+}
+
+// New creates a UUID with random value.
+func New() UUID {
+	var uuid UUID
+	common.Must2(rand.Read(uuid.Bytes()))
+	uuid[6] = (uuid[6] & 0x0f) | (4 << 4)
+	uuid[8] = (uuid[8]&(0xff>>2) | (0x02 << 6))
+	return uuid
+}
+
+// ParseBytes converts a UUID in byte form to object.
+func ParseBytes(b []byte) (UUID, error) {
+	var uuid UUID
+	if len(b) != 16 {
+		return uuid, E.New("invalid UUID: ", b)
+	}
+	copy(uuid[:], b)
+	return uuid, nil
+}
+
+// ParseString converts a UUID in string form to object.
+func ParseString(str string) (UUID, error) {
+	var uuid UUID
+
+	text := []byte(str)
+	if l := len(text); l < 32 || l > 36 {
+		if l == 0 || l > 30 {
+			return uuid, E.New("invalid UUID: ", str)
+		}
+		h := sha1.New()
+		h.Write(uuid[:])
+		h.Write(text)
+		u := h.Sum(nil)[:16]
+		u[6] = (u[6] & 0x0f) | (5 << 4)
+		u[8] = (u[8]&(0xff>>2) | (0x02 << 6))
+		copy(uuid[:], u)
+		return uuid, nil
+	}
+
+	b := uuid.Bytes()
+
+	for _, byteGroup := range byteGroups {
+		if text[0] == '-' {
+			text = text[1:]
+		}
+
+		if _, err := hex.Decode(b[:byteGroup/2], text[:byteGroup]); err != nil {
+			return uuid, err
+		}
+
+		text = text[byteGroup:]
+		b = b[byteGroup/2:]
+	}
+
+	return uuid, nil
+}

constant/proxy.go

@@ -15,6 +15,7 @@ const (
 	TypeTrojan       = "trojan"
 	TypeNaive        = "naive"
 	TypeWireGuard    = "wireguard"
+	TypeWARP         = "warp"
 	TypeHysteria     = "hysteria"
 	TypeTor          = "tor"
 	TypeSSH          = "ssh"
@@ -60,6 +61,8 @@ func ProxyDisplayName(proxyType string) string {
 		return "Naive"
 	case TypeWireGuard:
 		return "WireGuard"
+	case TypeWARP:
+		return "WARP"
 	case TypeHysteria:
 		return "Hysteria"
 	case TypeTor:

constant/v2ray.go

@@ -6,4 +6,5 @@ const (
 	V2RayTransportTypeQUIC        = "quic"
 	V2RayTransportTypeGRPC        = "grpc"
 	V2RayTransportTypeHTTPUpgrade = "httpupgrade"
+	V2RayTransportTypeXHTTP       = "xhttp"
 )

constant/warp.go

@@ -0,0 +1,20 @@
+package constant
+
+type WARPConfig struct {
+	PrivateKey string `json:"private_key"`
+	Interface  struct {
+		Addresses struct {
+			V4 string `json:"v4"`
+			V6 string `json:"v6"`
+		} `json:"addresses"`
+	} `json:"interface"`
+	Peers []struct {
+		PublicKey string `json:"public_key"`
+		Endpoint  struct {
+			V4    string `json:"v4"`
+			V6    string `json:"v6"`
+			Host  string `json:"host"`
+			Ports []int  `json:"ports"`
+		} `json:"endpoint"`
+	} `json:"peers"`
+}

debug.go

@@ -24,9 +24,9 @@ func applyDebugOptions(options option.DebugOptions) {
 	if options.TraceBack != "" {
 		debug.SetTraceback(options.TraceBack)
 	}
-	if options.MemoryLimit != 0 {
-		debug.SetMemoryLimit(int64(float64(options.MemoryLimit) / 1.5))
-		conntrack.MemoryLimit = uint64(options.MemoryLimit)
+	if options.MemoryLimit.Value() != 0 {
+		debug.SetMemoryLimit(int64(float64(options.MemoryLimit.Value()) / 1.5))
+		conntrack.MemoryLimit = options.MemoryLimit.Value()
 	}
 	if options.OOMKiller != nil {
 		conntrack.KillerEnabled = *options.OOMKiller

debug_http.go

@@ -7,9 +7,9 @@ import (
 	"runtime/debug"
 	"strings"
 
-	"github.com/sagernet/sing-box/common/humanize"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common/byteformats"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/json"
 	"github.com/sagernet/sing/common/json/badjson"
@@ -38,9 +38,9 @@ func applyDebugListenOption(options option.DebugOptions) {
 			runtime.ReadMemStats(&memStats)
 
 			var memObject badjson.JSONObject
-			memObject.Put("heap", humanize.MemoryBytes(memStats.HeapInuse))
-			memObject.Put("stack", humanize.MemoryBytes(memStats.StackInuse))
-			memObject.Put("idle", humanize.MemoryBytes(memStats.HeapIdle-memStats.HeapReleased))
+			memObject.Put("heap", byteformats.FormatMemoryBytes(memStats.HeapInuse))
+			memObject.Put("stack", byteformats.FormatMemoryBytes(memStats.StackInuse))
+			memObject.Put("idle", byteformats.FormatMemoryBytes(memStats.HeapIdle-memStats.HeapReleased))
 			memObject.Put("goroutines", runtime.NumGoroutine())
 			memObject.Put("rss", rusageMaxRSS())
 

docs/changelog.md

@@ -2,11 +2,73 @@
 icon: material/alert-decagram
 ---
 
+### 1.11.13
+
+* Fixes and improvements
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.11
+
+* Fixes and improvements
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.10
+
+* Undeprecate the `block` outbound **1**
+* Fixes and improvements
+
+**1**:
+
+Since we don’t have a replacement for using the `block` outbound in selectors yet,
+we decided to temporarily undeprecate the `block` outbound until a replacement is available in the future.
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.9
+
+* Fixes and improvements
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.8
+
+* Improve `auto_redirect` **1**
+* Fixes and improvements
+
+**1**:
+
+Now `auto_redirect` fixes compatibility issues between TUN and Docker bridge networks,
+see [Tun](/configuration/inbound/tun/#auto_redirect).
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.7
+
+* Fixes and improvements
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
+### 1.11.6
+
+* Fixes and improvements
+
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
+
 ### 1.11.5
 
 * Fixes and improvements
 
-_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we violated the rules (TestFlight users are not affected)._
+_We are temporarily unable to update sing-box apps on the App Store because the reviewer mistakenly found that we
+violated the rules (TestFlight users are not affected)._
 
 ### 1.11.4
 
@@ -16,7 +78,8 @@ _We are temporarily unable to update sing-box apps on the App Store because the
 
 * Fixes and improvements
 
-_This version overwrites 1.11.2, as incorrect binaries were released due to a bug in the continuous integration process._
+_This version overwrites 1.11.2, as incorrect binaries were released due to a bug in the continuous integration
+process._
 
 ### 1.11.1
 

docs/configuration/inbound/tun.md

@@ -211,6 +211,10 @@ Set the default route to the Tun.
 
     By default, VPN takes precedence over tun. To make tun go through VPN, enable `route.override_android_vpn`.
 
+!!! note "Also enable `auto_redirect`"
+
+    `auto_redirect` is always recommended on Linux, it provides better routing, higher performance (better than tproxy), and avoids conflicts between TUN and Docker bridge networks.
+
 #### iproute2_table_index
 
 !!! question "Since sing-box 1.10.0"
@@ -235,22 +239,29 @@ Linux iproute2 rule start index generated by `auto_route`.
 
     Only supported on Linux with `auto_route` enabled.
 
-Automatically configure iptables/nftables to redirect connections.
+Improve TUN routing and performance using nftables.
 
-*In Android*：
+`auto_redirect` is always recommended on Linux, it provides better routing,
+higher performance (better than tproxy),
+and avoids conflicts between TUN and Docker bridge networks.
 
-Only local IPv4 connections are forwarded. To share your VPN connection over hotspot or repeater,
+Note that `auto_redirect` also works on Android, 
+but due to the lack of `nftables` and `ip6tables`,
+only simple IPv4 TCP forwarding is performed.
+To share your VPN connection over hotspot or repeater on Android,
 use [VPNHotspot](https://github.com/Mygod/VPNHotspot).
 
-*In Linux*:
+`auto_redirect` also automatically inserts compatibility rules
+into the OpenWrt fw4 table, i.e. 
+it will work on routers without any extra configuration.
 
-`auto_route` with `auto_redirect` works as expected on routers **without intervention**.
+Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
 
 #### auto_redirect_input_mark
 
 !!! question "Since sing-box 1.10.0"
 
-Connection input mark used by `route[_exclude]_address_set` with `auto_redirect`.
+Connection input mark used by `auto_redirect`.
 
 `0x2023` is used by default.
 
@@ -258,7 +269,7 @@ Connection input mark used by `route[_exclude]_address_set` with `auto_redirect`
 
 !!! question "Since sing-box 1.10.0"
 
-Connection input mark used by `route[_exclude]_address_set` with `auto_redirect`.
+Connection output mark used by `auto_redirect`.
 
 `0x2024` is used by default.
 
@@ -269,17 +280,15 @@ Enforce strict routing rules when `auto_route` is enabled:
 *In Linux*:
 
 * Let unsupported network unreachable
-* Make ICMP traffic route to tun instead of upstream interfaces
-* Route all connections to tun
-
-It prevents IP address leaks and makes DNS hijacking work on Android.
+* For legacy reasons, when neither `strict_route` nor `auto_redirect` are enabled, all ICMP traffic will not go through TUN.
 
 *In Windows*:
 
-* Add firewall rules to prevent DNS leak caused by
+* Let unsupported network unreachable
+* prevent DNS leak caused by
   Windows' [ordinary multihomed DNS resolution behavior](https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/dd197552%28v%3Dws.10%29)
 
-It may prevent some applications (such as VirtualBox) from working properly in certain situations.
+It may prevent some Windows applications (such as VirtualBox) from working properly in certain situations.
 
 #### route_address
 
@@ -367,8 +376,6 @@ Exclude custom routes when `auto_route` is enabled.
 
     Add the destination IP CIDR rules in the specified rule-sets to the firewall.
     Matched traffic will bypass the sing-box routes.
-    
-    Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
 
 === "Without `auto_redirect` enabled"
 

docs/configuration/inbound/tun.zh.md

@@ -215,6 +215,10 @@ tun 接口的 IPv6 前缀。
 
     VPN 默认优先于 tun。要使 tun 经过 VPN，启用 `route.override_android_vpn`。
 
+!!! note "也启用 `auto_redirect`"
+
+  在 Linux 上始终推荐使用 `auto_redirect`，它提供更好的路由， 更高的性能（优于 tproxy）， 并避免 TUN 与 Docker 桥接网络冲突。
+
 #### iproute2_table_index
 
 !!! question "自 sing-box 1.10.0 起"
@@ -237,23 +241,24 @@ tun 接口的 IPv6 前缀。
 
 !!! quote ""
 
-    仅支持 Linux，且需要 `auto_route` 已启用。 
+    仅支持 Linux，且需要 `auto_route` 已启用。
 
-自动配置 iptables/nftables 以重定向连接。
+通过使用 nftables 改善 TUN 路由和性能。
 
-*在 Android 中*：
+在 Linux 上始终推荐使用 `auto_redirect`，它提供更好的路由、更高的性能（优于 tproxy），并避免了 TUN 和 Docker 桥接网络之间的冲突。
 
-仅转发本地 IPv4 连接。 要通过热点或中继共享您的 VPN 连接，请使用 [VPNHotspot](https://github.com/Mygod/VPNHotspot)。
+请注意，`auto_redirect` 也适用于 Android，但由于缺少 `nftables` 和 `ip6tables`，仅执行简单的 IPv4 TCP 转发。  
+若要在 Android 上通过热点或中继器共享 VPN 连接，请使用 [VPNHotspot](https://github.com/Mygod/VPNHotspot)。
 
-*在 Linux 中*:
+`auto_redirect` 还会自动将兼容性规则插入 OpenWrt 的 fw4 表中，即无需额外配置即可在路由器上工作。
 
-带有 `auto_redirect `的 `auto_route` 可以在路由器上按预期工作，**无需干预**。
+与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
 
 #### auto_redirect_input_mark
 
 !!! question "自 sing-box 1.10.0 起"
 
-`route_address_set` 和 `route_exclude_address_set` 使用的连接输入标记。
+`auto_redirect` 使用的连接输入标记。
 
 默认使用 `0x2023`。
 
@@ -261,29 +266,25 @@ tun 接口的 IPv6 前缀。
 
 !!! question "自 sing-box 1.10.0 起"
 
-`route_address_set` 和 `route_exclude_address_set` 使用的连接输出标记。
+`auto_redirect` 使用的连接输出标记。
 
 默认使用 `0x2024`。
 
 #### strict_route
 
-启用 `auto_route` 时执行严格的路由规则。
+当启用 `auto_route` 时，强制执行严格的路由规则：
 
-*在 Linux 中*:
+*在 Linux 中*：
 
-* 让不支持的网络无法到达
-* 使 ICMP 流量路由到 tun 而不是上游接口
-* 将所有连接路由到 tun
+* 使不支持的网络不可达。
+* 出于历史遗留原因，当未启用 `strict_route` 或 `auto_redirect` 时，所有 ICMP 流量将不会通过 TUN。
 
-它可以防止 IP 地址泄漏，并使 DNS 劫持在 Android 上工作。
+*在 Windows 中*：
 
-*在 Windows 中*:
+* 使不支持的网络不可达。
+* 阻止 Windows 的 [普通多宿主 DNS 解析行为](https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/dd197552%28v%3Dws.10%29) 造成的 DNS 泄露
 
-* 添加防火墙规则以阻止 Windows
-  的 [普通多宿主 DNS 解析行为](https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/dd197552%28v%3Dws.10%29)
-  造成的 DNS 泄露
-
-它可能会使某些应用程序（如 VirtualBox）在某些情况下无法正常工作。
+它可能会使某些 Windows 应用程序（如 VirtualBox）在某些情况下无法正常工作。
 
 #### route_address
 
@@ -341,8 +342,6 @@ tun 接口的 IPv6 前缀。
     
     将指定规则集中的目标 IP CIDR 规则添加到防火墙。
     不匹配的流量将绕过 sing-box 路由。
-    
-    与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
 
 === "`auto_redirect` 未启用"
 
@@ -399,11 +398,11 @@ UDP NAT 过期时间。
 
 TCP/IP 栈。
 
-| 栈      | 描述                                                               |
-|--------|------------------------------------------------------------------|
-| system | 基于系统网络栈执行 L3 到 L4 转换                                             |
-| gVisor | 基于 [gVisor](https://github.com/google/gvisor) 虚拟网络栈执行 L3 到 L4 转换 |
-| mixed  | 混合 `system` TCP 栈与 `gvisor` UDP 栈                                |
+| 栈       | 描述                                                                                                  | 
+|----------|-------------------------------------------------------------------------------------------------------|
+| `system` | 基于系统网络栈执行 L3 到 L4 转换                                                                        |
+| `gvisor` | 基于 [gVisor](https://github.com/google/gvisor) 虚拟网络栈执行 L3 到 L4 转换                            |
+| `mixed`  | 混合 `system` TCP 栈与 `gvisor` UDP 栈                                                                 |
 
 默认使用 `mixed` 栈如果 gVisor 构建标记已启用，否则默认使用 `system` 栈。
 

docs/configuration/outbound/block.md

@@ -2,10 +2,6 @@
 icon: material/delete-clock
 ---
 
-!!! failure "Deprecated in sing-box 1.11.0"
-
-    Legacy special outbounds are deprecated and will be removed in sing-box 1.13.0, check [Migration](/migration/#migrate-legacy-special-outbounds-to-rule-actions). 
-
 ### Structure
 
 ```json

docs/configuration/outbound/block.zh.md

@@ -2,10 +2,6 @@
 icon: material/delete-clock
 ---
 
-!!! failure "已在 sing-box 1.11.0 废弃"
-
-    旧的特殊出站已被弃用，且将在 sing-box 1.13.0 中被移除，参阅 [迁移指南](/migration/#migrate-legacy-special-outbounds-to-rule-actions). 
-
 `block` 出站关闭所有传入请求。
 
 ### 结构

docs/configuration/route/sniff.md

@@ -29,7 +29,7 @@ If enabled in the inbound, the protocol and domain name (if present) of by the c
 
 |       QUIC Client        |    Type    |
 |:------------------------:|:----------:|
-|     Chromium/Cronet      | `chrimium` |
+|     Chromium/Cronet      | `chromium` |
 | Safari/Apple Network API |  `safari`  |
 | Firefox / uquic firefox  | `firefox`  |
-|  quic-go / uquic chrome  | `quic-go`  |
+|  quic-go / uquic chrome  | `quic-go`  |

docs/configuration/rule-set/index.md

@@ -84,6 +84,8 @@ List of [Headless Rule](./headless-rule/).
 
 Format of rule-set file, `source` or `binary`.
 
+Optional when `path` or `url` uses `json` or `srs` as extension.
+
 ### Local Fields
 
 #### path

docs/configuration/rule-set/index.zh.md

@@ -84,6 +84,8 @@ icon: material/new-box
 
 规则集格式， `source` 或 `binary`。
 
+当 `path` 或 `url` 使用 `json` 或 `srs` 作为扩展名时可选。
+
 ### 本地字段
 
 #### path

docs/installation/package-manager.md

@@ -9,43 +9,56 @@ icon: material/package
 === ":material-debian: Debian / APT"
 
     ```bash
-    sudo curl -fsSL https://sing-box.app/gpg.key -o /etc/apt/keyrings/sagernet.asc
-    sudo chmod a+r /etc/apt/keyrings/sagernet.asc
-    echo "deb [arch=`dpkg --print-architecture` signed-by=/etc/apt/keyrings/sagernet.asc] https://deb.sagernet.org/ * *" | \
-      sudo tee /etc/apt/sources.list.d/sagernet.list > /dev/null
-    sudo apt-get update
-    sudo apt-get install sing-box # or sing-box-beta
+    sudo mkdir -p /etc/apt/keyrings &&
+       sudo curl -fsSL https://sing-box.app/gpg.key -o /etc/apt/keyrings/sagernet.asc &&
+       sudo chmod a+r /etc/apt/keyrings/sagernet.asc &&
+       echo '
+    Types: deb
+    URIs: https://deb.sagernet.org/
+    Suites: *
+    Components: *
+    Enabled: yes
+    Signed-By: /etc/apt/keyrings/sagernet.asc
+    ' | sudo tee /etc/apt/sources.list.d/sagernet.sources &&
+       sudo apt-get update &&
+       sudo apt-get install sing-box # or sing-box-beta
     ```
 
-=== ":material-redhat: Redhat / DNF"
+=== ":material-redhat: Redhat / DNF 5"
 
     ```bash
-    sudo dnf -y install dnf-plugins-core
-    sudo dnf config-manager --add-repo https://sing-box.app/sing-box.repo
+    sudo dnf config-manager addrepo --from-repofile=https://sing-box.app/sing-box.repo &&
+    sudo dnf install sing-box # or sing-box-beta
+    ```
+
+=== ":material-redhat: Redhat / DNF 4"
+
+    ```bash
+    sudo dnf config-manager --add-repo https://sing-box.app/sing-box.repo &&
+    sudo dnf -y install dnf-plugins-core &&
     sudo dnf install sing-box # or sing-box-beta
     ```
-    (This applies to any distribution that uses `dnf` as the package manager: Fedora, CentOS, even OpenSUSE with DNF installed.)
 
 ## :material-download-box: Manual Installation
 
-=== ":material-debian: Debian / DEB"
+The script download and install the latest package from GitHub releases
+for deb or rpm based Linux distributions, ArchLinux and OpenWrt.
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/deb-install.sh)
-    ```
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh
+```
 
-=== ":material-redhat: Redhat / RPM"
+or latest beta:
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/rpm-install.sh)
-    ```
-    (This applies to any distribution that uses `rpm` and `systemd`.  Because of how `rpm` defines dependencies, if it installs, it probably works.)
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh -s -- --beta
+```
 
-=== ":simple-archlinux: Archlinux / PKG"
+or specific version:
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/arch-install.sh)
-    ```
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh -s -- --version <version>
+```
 
 ## :material-book-lock-open: Managed Installation
 

docs/installation/package-manager.zh.md

@@ -9,43 +9,55 @@ icon: material/package
 === ":material-debian: Debian / APT"
 
     ```bash
-    sudo curl -fsSL https://sing-box.app/gpg.key -o /etc/apt/keyrings/sagernet.asc
-    sudo chmod a+r /etc/apt/keyrings/sagernet.asc
-    echo "deb [arch=`dpkg --print-architecture` signed-by=/etc/apt/keyrings/sagernet.asc] https://deb.sagernet.org/ * *" | \
-      sudo tee /etc/apt/sources.list.d/sagernet.list > /dev/null
-    sudo apt-get update
-    sudo apt-get install sing-box # or sing-box-beta
+    sudo mkdir -p /etc/apt/keyrings &&
+       sudo curl -fsSL https://sing-box.app/gpg.key -o /etc/apt/keyrings/sagernet.asc &&
+       sudo chmod a+r /etc/apt/keyrings/sagernet.asc &&
+       echo '
+    Types: deb
+    URIs: https://deb.sagernet.org/
+    Suites: *
+    Components: *
+    Enabled: yes
+    Signed-By: /etc/apt/keyrings/sagernet.asc
+    ' | sudo tee /etc/apt/sources.list.d/sagernet.sources &&
+       sudo apt-get update &&
+       sudo apt-get install sing-box # or sing-box-beta
     ```
 
-=== ":material-redhat: Redhat / DNF"
+=== ":material-redhat: Redhat / DNF 5"
 
     ```bash
-    sudo dnf -y install dnf-plugins-core
-    sudo dnf config-manager --add-repo https://sing-box.app/sing-box.repo
+    sudo dnf config-manager addrepo --from-repofile=https://sing-box.app/sing-box.repo &&
+    sudo dnf install sing-box # or sing-box-beta
+    ```
+
+=== ":material-redhat: Redhat / DNF 4"
+
+    ```bash
+    sudo dnf config-manager --add-repo https://sing-box.app/sing-box.repo &&
+    sudo dnf -y install dnf-plugins-core &&
     sudo dnf install sing-box # or sing-box-beta
     ```
-    （这适用于任何使用 `dnf` 作为包管理器的发行版：Fedora、CentOS，甚至安装了 DNF 的 OpenSUSE。）
 
 ## :material-download-box: 手动安装
 
-=== ":material-debian: Debian / DEB"
+该脚本从 GitHub 发布中下载并安装最新的软件包，适用于基于 deb 或 rpm 的 Linux 发行版、ArchLinux 和 OpenWrt。
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/deb-install.sh)
-    ```
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh
+```
 
-=== ":material-redhat: Redhat / RPM"
+或最新测试版：
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/rpm-install.sh)
-    ```
-    （这适用于任何使用 `rpm` 和 `systemd` 的发行版。由于 `rpm` 定义依赖关系的方式，如果安装成功，就多半能用。）
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh -s -- --beta
+```
 
-=== ":simple-archlinux: Archlinux / PKG"
+或指定版本：
 
-    ```bash
-    bash <(curl -fsSL https://sing-box.app/arch-install.sh)
-    ```
+```shell
+curl -fsSL https://sing-box.app/install.sh | sh -s -- --version <version>
+```
 
 ## :material-book-lock-open: 托管安装
 

docs/installation/tools/install.sh

@@ -0,0 +1,116 @@
+#!/bin/sh
+
+download_beta=false
+download_version=""
+
+while [ $# -gt 0 ]; do
+  case "$1" in
+    --beta)
+      download_beta=true
+      shift
+      ;;
+    --version)
+      shift
+      if [ $# -eq 0 ]; then
+        echo "Missing argument for --version"
+        echo "Usage: $0 [--beta] [--version <version>]"
+        exit 1
+      fi
+      download_version="$1"
+      shift
+      ;;
+    *)
+      echo "Unknown argument: $1"
+      echo "Usage: $0 [--beta] [--version <version>]"
+      exit 1
+      ;;
+  esac
+done
+
+if command -v pacman >/dev/null 2>&1; then
+  os="linux"
+  arch=$(uname -m)
+  package_suffix=".pkg.tar.zst"
+  package_install="pacman -U --noconfirm"
+elif command -v dpkg >/dev/null 2>&1; then
+  os="linux"
+  arch=$(dpkg --print-architecture)
+  package_suffix=".deb"
+  package_install="dpkg -i"
+elif command -v dnf >/dev/null 2>&1; then
+  os="linux"
+  arch=$(uname -m)
+  package_suffix=".rpm"
+  package_install="dnf install -y"
+elif command -v rpm >/dev/null 2>&1; then
+  os="linux"
+  arch=$(uname -m)
+  package_suffix=".rpm"
+  package_install="rpm -i"
+elif command -v opkg >/dev/null 2>&1; then
+  os="openwrt"
+  . /etc/os-release
+  arch="$OPENWRT_ARCH"
+  package_suffix=".ipk"
+  package_install="opkg update && opkg install"
+else
+  echo "Missing supported package manager."
+  exit 1
+fi
+
+if [ -z "$download_version" ]; then
+  if [ "$download_beta" != "true" ]; then
+    if [ -n "$GITHUB_TOKEN" ]; then
+      latest_release=$(curl -s -H "Authorization: token ${GITHUB_TOKEN}" https://api.github.com/repos/SagerNet/sing-box/releases/latest)
+    else
+      latest_release=$(curl -s https://api.github.com/repos/SagerNet/sing-box/releases/latest)
+    fi
+    curl_exit_status=$?
+    if [ $curl_exit_status -ne 0 ]; then
+      exit $curl_exit_status
+    fi
+    if [ "$(echo "$latest_release" | grep tag_name | wc -l)" -eq 0 ]; then
+      echo "$latest_release"
+      exit 1
+    fi
+    download_version=$(echo "$latest_release" | grep tag_name | head -n 1 | awk -F: '{print $2}' | sed 's/[", v]//g')
+  else
+    if [ -n "$GITHUB_TOKEN" ]; then
+      latest_release=$(curl -s -H "Authorization: token ${GITHUB_TOKEN}" https://api.github.com/repos/SagerNet/sing-box/releases)
+    else
+      latest_release=$(curl -s https://api.github.com/repos/SagerNet/sing-box/releases)
+    fi
+    curl_exit_status=$?
+    if [ $curl_exit_status -ne 0 ]; then
+      exit $curl_exit_status
+    fi
+    if [ "$(echo "$latest_release" | grep tag_name | wc -l)" -eq 0 ]; then
+      echo "$latest_release"
+      exit 1
+    fi
+    download_version=$(echo "$latest_release" | grep tag_name | head -n 1 | awk -F: '{print $2}' | sed 's/[", v]//g')
+  fi
+fi
+
+package_name="sing-box_${download_version}_${os}_${arch}${package_suffix}"
+package_url="https://github.com/SagerNet/sing-box/releases/download/v${download_version}/${package_name}"
+
+echo "Downloading $package_url"
+if [ -n "$GITHUB_TOKEN" ]; then
+  curl --fail -Lo "$package_name" -H "Authorization: token ${GITHUB_TOKEN}" "$package_url"
+else
+  curl --fail -Lo "$package_name" "$package_url"
+fi
+
+curl_exit_status=$?
+if [ $curl_exit_status -ne 0 ]; then
+  exit $curl_exit_status
+fi
+
+if command -v sudo >/dev/null 2>&1; then
+  package_install="sudo $package_install"
+fi
+
+echo "$package_install $package_name"
+sh -c "$package_install \"$package_name\""
+rm -f "$package_name"

examples/amnezia/client.json

@@ -0,0 +1,84 @@
+{
+  "log":{
+    "level":"error"
+  },
+  "dns":{
+    "servers":[
+      {
+        "address":"local",
+        "detour":"direct"
+      }
+    ]
+  },
+  "endpoints":[
+    {
+      "type":"wireguard",
+      "tag":"wireguard-out",
+      "system":false,
+      "name":"",
+      "mtu":1408,
+      "address":[],
+      "private_key":"",
+      "listen_port":10000,
+      "peers":[
+        {
+          "address":"example.com",
+          "port":10001,
+          "public_key":"",
+          "pre_shared_key":"",
+          "allowed_ips":[],
+          "persistent_keepalive_interval":0,
+          "reserved":[
+            0,
+            0,
+            0
+          ]
+        }
+      ],
+      "udp_timeout":"",
+      "workers":0,
+      "amnezia":{
+        "jc":120,
+        "jmin":23,
+        "jmax":911,
+        "s1":0,
+        "s2":0,
+        "h1":1,
+        "h2":2,
+        "h3":3,
+        "h4":4
+      }
+    }
+  ],
+  "inbounds":[
+    {
+      "type":"mixed",
+      "tag":"mixed-in",
+      "listen_port":7897
+    }
+  ],
+  "outbounds":[
+    {
+      "type":"direct",
+      "tag":"direct"
+    },
+    {
+      "type":"dns",
+      "tag":"dns-out"
+    }
+  ],
+  "route":{
+    "rules":[
+      {
+        "protocol":"dns",
+        "outbound":"dns-out"
+      },
+      {
+        "port":53,
+        "outbound":"dns-out"
+      }
+    ],
+    "final":"wireguard-out",
+    "auto_detect_interface":true
+  }
+}

examples/warp/client.json

@@ -0,0 +1,79 @@
+{
+  "log":{
+    "level":"error"
+  },
+  "dns":{
+    "servers":[
+      {
+        "address":"local",
+        "detour":"direct"
+      }
+    ]
+  },
+  "endpoints":[
+    {
+      "type":"warp",
+      "tag":"warp-out",
+      "system":false,
+      "name":"",
+      "listen_port":10000,
+      "udp_timeout":"",
+      "workers":0,
+      "profile":{
+        "detour":"direct",
+        "recreate":false,
+        // for getting existing WARP device profile
+        "id":"",
+        "private_key":"",
+        "auth_token":""
+      },
+      "amnezia":{
+        "jc":120,
+        "jmin":23,
+        "jmax":911,
+        "h1":1,
+        "h2":2,
+        "h3":3,
+        "h4":4
+      }
+      // Dial Fields
+    }
+  ],
+  "inbounds":[
+    {
+      "type":"mixed",
+      "tag":"mixed-in",
+      "listen_port":7897
+    }
+  ],
+  "outbounds":[
+    {
+      "type":"direct",
+      "tag":"direct"
+    },
+    {
+      "type":"dns",
+      "tag":"dns-out"
+    }
+  ],
+  "route":{
+    "rules":[
+      {
+        "protocol":"dns",
+        "outbound":"dns-out"
+      },
+      {
+        "port":53,
+        "outbound":"dns-out"
+      }
+    ],
+    "final":"warp-out",
+    "auto_detect_interface":true
+  },
+  "experimental":{
+    "cache_file":{
+      "enabled":true,
+      "store_warp_config":true
+    }
+  }
+}

examples/xhttp/client.json

@@ -0,0 +1,97 @@
+{
+  "log":{
+    "level":"error"
+  },
+  "dns":{
+    "servers":[
+      {
+        "address":"local",
+        "detour":"direct"
+      }
+    ]
+  },
+  "inbounds":[
+    {
+      "type":"mixed",
+      "tag":"mixed-in",
+      "listen_port":7897
+    }
+  ],
+  "outbounds":[
+    {
+      "type":"direct",
+      "tag":"direct"
+    },
+    {
+      "type":"vless",
+      "tag":"vless-out",
+      "server":"example.com",
+      "server_port":443,
+      "uuid":"3179dce2-2ff9-413c-85b4-c1d53ed41668",
+      "tls":{
+        "enabled":true,
+        "server_name":"example.com",
+        "alpn":[
+          "h2" // h3 for QUIC
+        ]
+      },
+      "packet_encoding":"",
+      "transport":{
+        "type":"xhttp",
+        "mode":"stream-up",
+        "host":"example.com",
+        "path":"/xhttp",
+        "domain_strategy":"prefer_ipv4",
+        "xmux":{
+          "max_concurrency":"0-1",
+          "max_connections":"0-1",
+          "c_max_reuse_times":"0-1",
+          "h_max_request_times":"0-1",
+          "h_max_reusable_secs":"0-1",
+          "h_keep_alive_period":60
+        },
+        "download":{
+          "server":"example.com",
+          "server_port":443,
+          "host":"example.com",
+          "path":"/xhttp",
+          "domain_strategy":"prefer_ipv4",
+          "detour":"direct",
+          "tls":{
+            "enabled":true,
+            "server_name":"example.com",
+            "alpn":[
+              "h2" // h3 for QUIC
+            ]
+          },
+          "xmux":{
+            "max_concurrency":"0-1",
+            "max_connections":"0-1",
+            "c_max_reuse_times":"0-1",
+            "h_max_request_times":"0-1",
+            "h_max_reusable_secs":"0-1",
+            "h_keep_alive_period":60
+          }
+        }
+      }
+    },
+    {
+      "type":"dns",
+      "tag":"dns-out"
+    }
+  ],
+  "route":{
+    "rules":[
+      {
+        "protocol":"dns",
+        "outbound":"dns-out"
+      },
+      {
+        "port":53,
+        "outbound":"dns-out"
+      }
+    ],
+    "final":"vless-out",
+    "auto_detect_interface":true
+  }
+}

examples/xhttp/server.json

@@ -0,0 +1,65 @@
+{
+  "log":{
+    "level":"error"
+  },
+  "dns":{
+    "servers":[
+      {
+        "address":"local",
+        "detour":"direct"
+      }
+    ]
+  },
+  "inbounds":[
+    {
+      "type":"vless",
+      "tag":"vless-out",
+      "listen":"0.0.0.0",
+      "listen_port":443,
+      "tls":{
+        "enabled":true,
+        "server_name":"example.com",
+        "certificate_path":"/path/to/fullchain.pem",
+        "key_path":"/path/to/privkey.pem",
+        "alpn":[
+          "h2" // h3 for QUIC
+        ]
+      },
+      "users":[
+        {
+          "name":"user",
+          "uuid":"3179dce2-2ff9-413c-85b4-c1d53ed41668"
+        }
+      ],
+      "transport":{
+        "type":"xhttp",
+        "mode":"stream-up",
+        "path":"/xhttp"
+      }
+    }
+  ],
+  "outbounds":[
+    {
+      "type":"direct",
+      "tag":"direct"
+    },
+    {
+      "type":"dns",
+      "tag":"dns-out"
+    }
+  ],
+  "route":{
+    "rules":[
+      {
+        "protocol":"dns",
+        "outbound":"dns-out"
+      },
+      {
+        "port":53,
+        "outbound":"dns-out"
+      }
+    ],
+    "final":"direct",
+    "auto_detect_interface":true
+  }
+}

experimental/cachefile/cache.go

@@ -43,6 +43,7 @@ type CacheFile struct {
 	cacheID           []byte
 	storeFakeIP       bool
 	storeRDRC         bool
+	storeWARPConfig   bool
 	rdrcTimeout       time.Duration
 	DB                *bbolt.DB
 	saveMetadataTimer *time.Timer
@@ -80,16 +81,17 @@ func New(ctx context.Context, options option.CacheFileOptions) *CacheFile {
 		}
 	}
 	return &CacheFile{
-		ctx:          ctx,
-		path:         filemanager.BasePath(ctx, path),
-		cacheID:      cacheIDBytes,
-		storeFakeIP:  options.StoreFakeIP,
-		storeRDRC:    options.StoreRDRC,
-		rdrcTimeout:  rdrcTimeout,
-		saveDomain:   make(map[netip.Addr]string),
-		saveAddress4: make(map[string]netip.Addr),
-		saveAddress6: make(map[string]netip.Addr),
-		saveRDRC:     make(map[saveRDRCCacheKey]bool),
+		ctx:             ctx,
+		path:            filemanager.BasePath(ctx, path),
+		cacheID:         cacheIDBytes,
+		storeFakeIP:     options.StoreFakeIP,
+		storeRDRC:       options.StoreRDRC,
+		storeWARPConfig: options.StoreWARPConfig,
+		rdrcTimeout:     rdrcTimeout,
+		saveDomain:      make(map[netip.Addr]string),
+		saveAddress4:    make(map[string]netip.Addr),
+		saveAddress6:    make(map[string]netip.Addr),
+		saveRDRC:        make(map[saveRDRCCacheKey]bool),
 	}
 }
 
@@ -316,3 +318,40 @@ func (c *CacheFile) SaveRuleSet(tag string, set *adapter.SavedBinary) error {
 		return bucket.Put([]byte(tag), setBinary)
 	})
 }
+
+func (c *CacheFile) StoreWARPConfig() bool {
+	return c.storeWARPConfig
+}
+
+func (c *CacheFile) LoadWARPConfig(tag string) *adapter.SavedBinary {
+	var savedConfig adapter.SavedBinary
+	err := c.DB.View(func(t *bbolt.Tx) error {
+		bucket := c.bucket(t, bucketRuleSet)
+		if bucket == nil {
+			return os.ErrNotExist
+		}
+		configBinary := bucket.Get([]byte(tag))
+		if len(configBinary) == 0 {
+			return os.ErrInvalid
+		}
+		return savedConfig.UnmarshalBinary(configBinary)
+	})
+	if err != nil {
+		return nil
+	}
+	return &savedConfig
+}
+
+func (c *CacheFile) SaveWARPConfig(tag string, set *adapter.SavedBinary) error {
+	return c.DB.Batch(func(t *bbolt.Tx) error {
+		bucket, err := c.createBucket(t, bucketRuleSet)
+		if err != nil {
+			return err
+		}
+		configBinary, err := set.MarshalBinary()
+		if err != nil {
+			return err
+		}
+		return bucket.Put([]byte(tag), configBinary)
+	})
+}

experimental/libbox/service.go

@@ -40,7 +40,7 @@ type BoxService struct {
 	clashServer           adapter.ClashServer
 	pauseManager          pause.Manager
 
-	servicePauseFields
+	iOSPauseFields
 }
 
 func NewService(configContent string, platformInterface PlatformInterface) (*BoxService, error) {

experimental/libbox/service_pause.go

@@ -1,31 +1,33 @@
 package libbox
 
 import (
-	"sync"
 	"time"
+
+	C "github.com/sagernet/sing-box/constant"
 )
 
-type servicePauseFields struct {
-	pauseAccess sync.Mutex
-	pauseTimer  *time.Timer
+type iOSPauseFields struct {
+	endPauseTimer *time.Timer
 }
 
 func (s *BoxService) Pause() {
-	s.pauseAccess.Lock()
-	defer s.pauseAccess.Unlock()
-	if s.pauseTimer != nil {
-		s.pauseTimer.Stop()
+	s.pauseManager.DevicePause()
+	if !C.IsIos {
+		s.instance.Router().ResetNetwork()
+	} else {
+		if s.endPauseTimer == nil {
+			s.endPauseTimer = time.AfterFunc(time.Minute, s.pauseManager.DeviceWake)
+		} else {
+			s.endPauseTimer.Reset(time.Minute)
+		}
 	}
-	s.pauseTimer = time.AfterFunc(3*time.Second, s.ResetNetwork)
 }
 
 func (s *BoxService) Wake() {
-	s.pauseAccess.Lock()
-	defer s.pauseAccess.Unlock()
-	if s.pauseTimer != nil {
-		s.pauseTimer.Stop()
+	if !C.IsIos {
+		s.pauseManager.DeviceWake()
+		s.instance.Router().ResetNetwork()
 	}
-	s.pauseTimer = time.AfterFunc(3*time.Minute, s.ResetNetwork)
 }
 
 func (s *BoxService) ResetNetwork() {

experimental/libbox/setup.go

@@ -7,10 +7,10 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/sagernet/sing-box/common/humanize"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/experimental/locale"
 	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common/byteformats"
 )
 
 var (
@@ -75,11 +75,11 @@ func Version() string {
 }
 
 func FormatBytes(length int64) string {
-	return humanize.Bytes(uint64(length))
+	return byteformats.FormatBytes(uint64(length))
 }
 
 func FormatMemoryBytes(length int64) string {
-	return humanize.MemoryBytes(uint64(length))
+	return byteformats.FormatMemoryBytes(uint64(length))
 }
 
 func FormatDuration(duration int64) string {

go.mod

@@ -1,22 +1,25 @@
 module github.com/sagernet/sing-box
 
-go 1.20
+go 1.24
+
+toolchain go1.24.3
 
 require (
 	github.com/caddyserver/certmagic v0.20.0
-	github.com/cloudflare/circl v1.3.7
+	github.com/cloudflare/circl v1.6.1
 	github.com/cretz/bine v0.2.0
 	github.com/go-chi/chi/v5 v5.2.1
 	github.com/go-chi/render v1.0.3
-	github.com/gofrs/uuid/v5 v5.3.0
+	github.com/gofrs/uuid/v5 v5.3.2
 	github.com/insomniacslk/dhcp v0.0.0-20250109001534-8abf58130905
 	github.com/libdns/alidns v1.0.3
 	github.com/libdns/cloudflare v0.1.1
 	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/metacubex/tfo-go v0.0.0-20241231083714-66613d49c422
 	github.com/mholt/acmez v1.2.0
-	github.com/miekg/dns v1.1.63
+	github.com/miekg/dns v1.1.66
 	github.com/oschwald/maxminddb-golang v1.12.0
+	github.com/quic-go/quic-go v0.52.0
 	github.com/sagernet/asc-go v0.0.0-20241217030726-d563060fe4e1
 	github.com/sagernet/bbolt v0.0.0-20231014093535-ea5cb2fe9f0a
 	github.com/sagernet/cloudflare-tls v0.0.0-20231208171750-a4483c1b7cd1
@@ -26,79 +29,89 @@ require (
 	github.com/sagernet/gvisor v0.0.0-20241123041152-536d05261cff
 	github.com/sagernet/quic-go v0.49.0-beta.1
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
-	github.com/sagernet/sing v0.6.3
-	github.com/sagernet/sing-dns v0.4.0
-	github.com/sagernet/sing-mux v0.3.1
-	github.com/sagernet/sing-quic v0.4.0
-	github.com/sagernet/sing-shadowsocks v0.2.7
-	github.com/sagernet/sing-shadowsocks2 v0.2.0
+	github.com/sagernet/sing v0.6.10
+	github.com/sagernet/sing-dns v0.4.5
+	github.com/sagernet/sing-mux v0.3.2
+	github.com/sagernet/sing-quic v0.4.3
+	github.com/sagernet/sing-shadowsocks v0.2.8
+	github.com/sagernet/sing-shadowsocks2 v0.2.1
 	github.com/sagernet/sing-shadowtls v0.2.0
-	github.com/sagernet/sing-tun v0.6.1
-	github.com/sagernet/sing-vmess v0.2.0
-	github.com/sagernet/smux v0.0.0-20231208180855-7041f6ea79e7
+	github.com/sagernet/sing-tun v0.6.5
+	github.com/sagernet/sing-vmess v0.2.3
+	github.com/sagernet/smux v1.5.34-mod.2
 	github.com/sagernet/utls v1.6.7
-	github.com/sagernet/wireguard-go v0.0.1-beta.5
+	github.com/sagernet/wireguard-go v0.0.1-beta.7
 	github.com/sagernet/ws v0.0.0-20231204124109-acfe8907c854
 	github.com/spf13/cobra v1.8.1
 	github.com/stretchr/testify v1.10.0
 	go.uber.org/zap v1.27.0
 	go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
-	golang.org/x/crypto v0.32.0
+	golang.org/x/crypto v0.38.0
 	golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56
-	golang.org/x/mod v0.20.0
-	golang.org/x/net v0.34.0
-	golang.org/x/sys v0.30.0
+	golang.org/x/mod v0.24.0
+	golang.org/x/net v0.40.0
+	golang.org/x/sys v0.33.0
+	golang.org/x/time v0.7.0
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
-	google.golang.org/grpc v1.63.2
-	google.golang.org/protobuf v1.33.0
+	google.golang.org/grpc v1.72.1
+	google.golang.org/protobuf v1.36.6
 	howett.net/plist v1.0.1
 )
 
+require (
+	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/google/pprof v0.0.0-20231101202521-4ca4178f5c7a // indirect
+	github.com/onsi/ginkgo/v2 v2.9.7 // 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 v0.14.0 // indirect
+	golang.org/x/text v0.25.0 // indirect
+	golang.org/x/tools v0.32.0 // indirect
+)
+
 //replace github.com/sagernet/sing => ../sing
 
 require (
 	github.com/ajg/form v1.5.1 // indirect
-	github.com/andybalholm/brotli v1.0.6 // indirect
+	github.com/andybalholm/brotli v1.1.0 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgrijalva/jwt-go/v4 v4.0.0-preview1 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
-	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
 	github.com/gobwas/httphead v0.1.0 // indirect
 	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/google/btree v1.1.3 // indirect
-	github.com/google/go-cmp v0.6.0 // indirect
+	github.com/google/go-cmp v0.7.0 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
-	github.com/google/pprof v0.0.0-20231101202521-4ca4178f5c7a // indirect
 	github.com/hashicorp/yamux v0.1.2 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
-	github.com/klauspost/compress v1.17.4 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
+	github.com/klauspost/compress v1.17.8 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
 	github.com/libdns/libdns v0.2.2 // indirect
 	github.com/mdlayher/netlink v1.7.2 // indirect
 	github.com/mdlayher/socket v0.4.1 // indirect
 	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
-	github.com/onsi/ginkgo/v2 v2.9.7 // indirect
 	github.com/pierrec/lz4/v4 v4.1.14 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/quic-go/qpack v0.4.0 // indirect
+	github.com/quic-go/qpack v0.5.1 // indirect
 	github.com/quic-go/qtls-go1-20 v0.4.1 // indirect
 	github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a // indirect
 	github.com/sagernet/nftables v0.3.0-beta.4 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/tevino/abool/v2 v2.1.0 // indirect
+	github.com/tidwall/gjson v1.18.0
 	github.com/u-root/uio v0.0.0-20230220225925-ffce2a382923 // indirect
-	github.com/vishvananda/netns v0.0.4 // indirect
+	github.com/vishvananda/netns v0.0.5 // indirect
 	github.com/zeebo/blake3 v0.2.3 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/sync v0.10.0 // indirect
-	golang.org/x/text v0.21.0 // indirect
-	golang.org/x/time v0.7.0 // indirect
-	golang.org/x/tools v0.24.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250218202821-56aae31c358a // indirect
 	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	lukechampine.com/blake3 v1.3.0 // indirect
+	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

go.sum

@@ -1,13 +1,13 @@
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
-github.com/andybalholm/brotli v1.0.6 h1:Yf9fFpf49Zrxb9NlQaluyE92/+X7UVHlhMNJN2sxfOI=
-github.com/andybalholm/brotli v1.0.6/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1U3M=
+github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
 github.com/caddyserver/certmagic v0.20.0 h1:bTw7LcEZAh9ucYCRXyCpIrSAGplplI0vGYJ4BpCQ/Fc=
 github.com/caddyserver/certmagic v0.20.0/go.mod h1:N4sXgpICQUskEWpj7zVzvWD41p3NYacrNoZYiRM2jTg=
 github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
 github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
-github.com/cloudflare/circl v1.3.7 h1:qlCDlTPz2n9fu58M0Nh1J/JzcFpfgkFHHX3O35r5vcU=
-github.com/cloudflare/circl v1.3.7/go.mod h1:sRTcRWXGLrKw6yIGJ+l7amYJFfAXbZG0kBSc8r4zxgA=
+github.com/cloudflare/circl v1.6.1 h1:zqIqSPIndyBh1bjLVVDHMPpVKqp8Su/V+6MeDzzQBQ0=
+github.com/cloudflare/circl v1.6.1/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/cretz/bine v0.2.0 h1:8GiDRGlTgz+o8H9DSnsl+5MeBK4HsExxgl6WgzOCuZo=
 github.com/cretz/bine v0.2.0/go.mod h1:WU4o9QR9wWp8AVKtTM1XD5vUHkEqnf2vVSo6dBqbetI=
@@ -18,11 +18,16 @@ github.com/dgrijalva/jwt-go/v4 v4.0.0-preview1 h1:CaO/zOnF8VvUfEbhRatPcwKVWamvbY
 github.com/dgrijalva/jwt-go/v4 v4.0.0-preview1/go.mod h1:+hnT3ywWDTAFrW5aE+u2Sa/wT555ZqwoCS+pk3p6ry4=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
+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/go-chi/chi/v5 v5.2.1 h1:KOIHODQj58PmL80G2Eak4WdvUzjSJSm0vG72crDCqb8=
 github.com/go-chi/chi/v5 v5.2.1/go.mod h1:L2yAIGWB3H+phAw1NxKwWM+7eUH/lU8pOMm5hHcoops=
 github.com/go-chi/render v1.0.3 h1:AsXqd2a1/INaIfUSKq3G5uA8weYx20FOsM7uSoCyyt4=
 github.com/go-chi/render v1.0.3/go.mod h1:/gr3hVkmYR0YlEy3LxCuVRFzEu9Ruok+gFqbIofjao0=
-github.com/go-logr/logr v1.2.4 h1:g01GSCwiDw2xSZfjJ2/T9M+S6pFdcNtFYsp+Y43HYDQ=
+github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY=
+github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
+github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-ole/go-ole v1.3.0 h1:Dt6ye7+vXGIKZ7Xtk4s6/xVdGDQynvom7xCFEdWr6uE=
 github.com/go-ole/go-ole v1.3.0/go.mod h1:5LS6F96DhAwUc7C+1HLexzMXY1xGRSryjyPPKW6zv78=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
@@ -31,18 +36,21 @@ github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU
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@@ -53,14 +61,15 @@ github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJS
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@@ -78,23 +87,26 @@ github.com/metacubex/tfo-go v0.0.0-20241231083714-66613d49c422 h1:zGeQt3UyNydIVr
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@@ -150,21 +160,51 @@ github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3k
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@@ -172,50 +212,51 @@ go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
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+google.golang.org/grpc v1.72.1 h1:HR03wO6eyZ7lknl75XlxABNVLLFc2PAb6mHlYh756mA=
+google.golang.org/grpc v1.72.1/go.mod h1:wH5Aktxcg25y1I3w7H69nHfXdOG3UiadoBtjh3izSDM=
+google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
+google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
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@@ -225,5 +266,5 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 howett.net/plist v1.0.1 h1:37GdZ8tP09Q35o9ych3ehygcsL+HqKSwzctveSlarvM=
 howett.net/plist v1.0.1/go.mod h1:lqaXoTrLY4hg8tnEzNru53gicrbv7rrk+2xJA/7hw9g=
-lukechampine.com/blake3 v1.3.0 h1:sJ3XhFINmHSrYCgl958hscfIa3bw8x4DqMP3u1YvoYE=
-lukechampine.com/blake3 v1.3.0/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=
+lukechampine.com/blake3 v1.4.1 h1:I3Smz7gso8w4/TunLKec6K2fn+kyKtDxr/xcQEN84Wg=
+lukechampine.com/blake3 v1.4.1/go.mod h1:QFosUxmjB8mnrWFSNwKmvxHpfY72bmD2tQ0kBMM3kwo=

include/wireguard.go

@@ -14,4 +14,5 @@ func registerWireGuardOutbound(registry *outbound.Registry) {
 
 func registerWireGuardEndpoint(registry *endpoint.Registry) {
 	wireguard.RegisterEndpoint(registry)
+	wireguard.RegisterWARPEndpoint(registry)
 }