Improve sniffer

Co-authored-by: anytls <anytls>

.fpm

@@ -0,0 +1,19 @@
+-s dir
+--name sing-box
+--category net
+--license GPLv3-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"
+
+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/setup_legacy_go.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+VERSION="1.23.6"
+
+mkdir -p $HOME/go
+cd $HOME/go
+wget "https://dl.google.com/go/go${VERSION}.linux-amd64.tar.gz"
+tar -xzf "go${VERSION}.linux-amd64.tar.gz"
+mv go go_legacy
+cd go_legacy
+
+# modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+# this patch file only works on golang1.23.x
+# that means after golang1.24 release it must be changed
+# see: https://github.com/MetaCubeX/go/commits/release-branch.go1.23/
+# revert:
+# 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
+# 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
+# 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
+# a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
+
+curl https://github.com/MetaCubeX/go/commit/9ac42137ef6730e8b7daca016ece831297a1d75b.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/21290de8a4c91408de7c2b5b68757b1e90af49dd.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/6a31d3fa8e47ddabc10bd97bff10d9a85f4cfb76.diff | patch --verbose -p 1
+curl https://github.com/MetaCubeX/go/commit/69e2eed6dd0f6d815ebf15797761c13f31213dd6.diff | patch --verbose -p 1

.github/workflows/build.yml

@@ -46,7 +46,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
+          go-version: ^1.24.2
       - name: Check input version
         if: github.event_name == 'workflow_dispatch'
         run: |-
@@ -55,7 +55,7 @@ jobs:
       - 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: |-
@@ -68,142 +68,182 @@ jobs:
       - calculate_version
     strategy:
       matrix:
+        os: [ linux, windows, darwin, android ]
+        arch: [ "386", amd64, arm64 ]
+        legacy_go: [ false ]
         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 }
+          - { 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 }
+
+          - { os: windows, arch: "386", legacy_go: true }
+          - { os: windows, arch: amd64, legacy_go: true }
+
+          - { os: android, arch: "386", ndk: "i686-linux-android21" }
+          - { os: android, arch: amd64, ndk: "x86_64-linux-android21" }
+          - { os: android, arch: arm64, ndk: "aarch64-linux-android21" }
+          - { os: android, arch: arm, ndk: "armv7a-linux-androideabi21" }
+        exclude:
+          - { os: darwin, arch: "386" }
     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: ^1.23
-      - name: Cache legacy Go
+          go-version: ^1.24.2
+      - 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 == 'true' && steps.cache-legacy-go.outputs.cache-hit != 'true'
+            ~/go/go_legacy
+          key: go_legacy_1236
+      - name: Setup Legacy Go
+        if: matrix.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 $HOME/go/go1.20.14
+          .github/setup_legacy_go.sh
+      - name: Setup Legacy Go 2
+        if: matrix.legacy_go
+        run: |-
+          echo "PATH=$HOME/go/go_legacy/bin:$PATH" >> $GITHUB_ENV
+          echo "GOROOT=$HOME/go/go_legacy" >> $GITHUB_ENV
       - name: Setup Android NDK
-        if: matrix.goos == 'android'
+        if: matrix.os == 'android'
         uses: nttld/setup-ndk@v1
         with:
-          ndk-version: r28-beta2
+          ndk-version: r28
           local-cache: true
-      - name: Setup Goreleaser
-        uses: goreleaser/goreleaser-action@v6
-        with:
-          distribution: goreleaser-pro
-          version: latest
-          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,with_tailscale'
+          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 }}
           GOARM: ${{ matrix.goarm }}
           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: ${{ secrets.GPG_PASSPHRASE }}
+      - name: Set name
+        run: |-
+          ARM_VERSION=$([ -n '${{ matrix.goarm}}' ] && echo 'v${{ matrix.goarm}}' || true)
+          LEGACY=$([ '${{ matrix.legacy_go }}' = 'true' ] && echo "-legacy" || true)
+          DIR_NAME="sing-box-${{ needs.calculate_version.outputs.version }}-${{ matrix.os }}-${{ matrix.arch }}${ARM_VERSION}${LEGACY}"
+          PKG_NAME="sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.arch }}${ARM_VERSION}"
+          echo "DIR_NAME=${DIR_NAME}" >> "${GITHUB_ENV}"
+          echo "PKG_NAME=${PKG_NAME}" >> "${GITHUB_ENV}"
+          PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
+          PKG_VERSION="${PKG_VERSION//-/\~}"
+          echo "PKG_VERSION=${PKG_VERSION}" >> "${GITHUB_ENV}"
+      - name: Package DEB
+        if: matrix.debian != ''
+        run: |
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get install -y debsigs
+          fpm -t deb \
+            -v "$PKG_VERSION" \
+            -p "dist/${PKG_NAME}.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
+          fpm -t rpm \
+            -v "$PKG_VERSION" \
+            -p "dist/${PKG_NAME}.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
+          ${{ secrets.GPG_KEY }}
+          EOF
+          rpmsign --addsign dist/*.rpm
+      - name: Package Pacman
+        if: matrix.pacman != ''
+        run: |-
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get install -y libarchive-tools
+          fpm -t pacman \
+            -v "$PKG_VERSION" \
+            -p "dist/${PKG_NAME}.pkg.tar.zst" \
+            --architecture ${{ matrix.pacman }} \
+            dist/sing-box=/usr/bin/sing-box
+      - name: Archive
+        run: |
+          set -xeuo pipefail
+          cd dist
+          mkdir -p "${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.legacy_go && '-legacy' || '' }}
+          path: "dist"
   build_android:
     name: Build Android
     if: github.event_name != 'workflow_dispatch' || inputs.build == 'All' || inputs.build == 'Android'
@@ -219,12 +259,12 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
+          go-version: ^1.24.2
       - name: Setup Android NDK
         id: setup-ndk
         uses: nttld/setup-ndk@v1
         with:
-          ndk-version: r28-beta2
+          ndk-version: r28
       - name: Setup OpenJDK
         run: |-
           sudo apt update && sudo apt install -y openjdk-17-jdk-headless
@@ -256,9 +296,16 @@ jobs:
         with:
           path: ~/.gradle
           key: gradle-${{ hashFiles('**/*.gradle') }}
-      - name: Build
+      - name: Update version
+        if: github.event_name == 'workflow_dispatch'
         run: |-
           go run -v ./cmd/internal/update_android_version --ci
+      - name: Update nightly version
+        if: github.event_name != 'workflow_dispatch'
+        run: |-
+          go run -v ./cmd/internal/update_android_version --ci --nightly
+      - name: Build
+        run: |-
           mkdir clients/android/app/libs
           cp libbox.aar clients/android/app/libs
           cd clients/android
@@ -268,13 +315,11 @@ 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
@@ -294,12 +339,12 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
+          go-version: ^1.24.2
       - name: Setup Android NDK
         id: setup-ndk
         uses: nttld/setup-ndk@v1
         with:
-          ndk-version: r28-beta2
+          ndk-version: r28
       - name: Setup OpenJDK
         run: |-
           sudo apt update && sudo apt install -y openjdk-17-jdk-headless
@@ -392,7 +437,7 @@ jobs:
         if: matrix.if
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
+          go-version: ^1.24.2
       - name: Setup Xcode stable
         if: matrix.if && github.ref == 'refs/heads/main-next'
         run: |-
@@ -521,9 +566,9 @@ jobs:
           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
@@ -544,12 +589,6 @@ jobs:
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
         with:
           fetch-depth: 0
-      - name: Setup Goreleaser
-        uses: goreleaser/goreleaser-action@v6
-        with:
-          distribution: goreleaser-pro
-          version: latest
-          install-only: true
       - name: Cache ghr
         uses: actions/cache@v4
         id: cache-ghr
@@ -574,26 +613,17 @@ 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

@@ -28,10 +28,11 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
+          go-version: ^1.24.2
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v6
         with:
           version: latest
           args: --timeout=30m
           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
@@ -16,23 +25,161 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ^1.23
-      - name: Extract signing key
+          go-version: ^1.24.2
+      - 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: ^1.24.2
+      - 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}" >> "${GITHUB_ENV}"
+      - name: Package DEB
+        if: matrix.debian != ''
+        run: |
+          set -xeuo pipefail
+          sudo gem install fpm
+          sudo apt-get install -y debsigs
+          fpm -t deb \
+            --name "${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
+          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/

.golangci.yml

@@ -21,13 +21,12 @@ linters-settings:
       - -SA1003
 
 run:
-  go: "1.23"
+  go: "1.24"
   build-tags:
     - with_gvisor
     - with_quic
     - with_dhcp
     - with_wireguard
-    - with_ech
     - with_utls
     - with_reality_server
     - with_acme

.goreleaser.fury.yaml

@@ -6,17 +6,19 @@ builds:
       - -v
       - -trimpath
     ldflags:
-      - -X github.com/sagernet/sing-box/constant.Version={{ .Version }} -s -w -buildid=
+      - -X github.com/sagernet/sing-box/constant.Version={{ .Version }}
+      - -s
+      - -buildid=
     tags:
       - with_gvisor
       - with_quic
       - with_dhcp
       - with_wireguard
-      - with_ech
       - with_utls
       - with_reality_server
       - with_acme
       - with_clash_api
+      - with_tailscale
     env:
       - CGO_ENABLED=0
     targets:

.goreleaser.yaml

@@ -16,13 +16,14 @@ builds:
       - with_quic
       - with_dhcp
       - with_wireguard
-      - with_ech
       - with_utls
       - with_reality_server
       - with_acme
       - with_clash_api
+      - with_tailscale
     env:
       - CGO_ENABLED=0
+      - GOTOOLCHAIN=local
     targets:
       - linux_386
       - linux_amd64_v1
@@ -49,18 +50,19 @@ builds:
       - with_reality_server
       - with_acme
       - with_clash_api
+      - with_tailscale
     env:
       - CGO_ENABLED=0
-      - GOROOT={{ .Env.GOPATH }}/go1.20.14
-    gobinary: "{{ .Env.GOPATH }}/go1.20.14/bin/go"
+      - GOROOT={{ .Env.GOPATH }}/go_legacy
+    tool: "{{ .Env.GOPATH }}/go_legacy/bin/go"
     targets:
       - windows_amd64_v1
       - windows_386
-      - darwin_amd64_v1
   - id: android
     <<: *template
     env:
       - CGO_ENABLED=1
+      - GOTOOLCHAIN=local
     overrides:
       - goos: android
         goarch: arm
@@ -95,10 +97,12 @@ archives:
     builds:
       - main
       - android
-    format: tar.gz
+    formats:
+      - tar.gz
     format_overrides:
       - goos: windows
-        format: zip
+        formats:
+          - zip
     wrap_in_directory: true
     files:
       - LICENSE

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.23-alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.24-alpine AS builder
 LABEL maintainer="nekohasekai <contact-git@sekai.icu>"
 COPY . /go/src/github.com/sagernet/sing-box
 WORKDIR /go/src/github.com/sagernet/sing-box
@@ -13,7 +13,7 @@ RUN set -ex \
     && export COMMIT=$(git rev-parse --short HEAD) \
     && export VERSION=$(go run ./cmd/internal/read_tag) \
     && go build -v -trimpath -tags \
-        "with_gvisor,with_quic,with_dhcp,with_wireguard,with_ech,with_utls,with_reality_server,with_acme,with_clash_api" \
+        "with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_acme,with_clash_api,with_tailscale" \
         -o /go/bin/sing-box \
         -ldflags "-X \"github.com/sagernet/sing-box/constant.Version=$VERSION\" -s -w -buildid=" \
         ./cmd/sing-box

Makefile

@@ -1,9 +1,7 @@
 NAME = sing-box
 COMMIT = $(shell git rev-parse --short HEAD)
-TAGS_GO120 = with_gvisor,with_dhcp,with_wireguard,with_reality_server,with_clash_api,with_quic,with_utls
-TAGS_GO121 = with_ech
-TAGS ?= $(TAGS_GO118),$(TAGS_GO120),$(TAGS_GO121)
-TAGS_TEST ?= with_gvisor,with_quic,with_wireguard,with_grpc,with_ech,with_utls,with_reality_server
+TAGS ?= with_gvisor,with_dhcp,with_wireguard,with_reality_server,with_clash_api,with_quic,with_utls,with_tailscale
+TAGS_TEST ?= with_gvisor,with_quic,with_wireguard,with_grpc,with_utls,with_reality_server
 
 GOHOSTOS = $(shell go env GOHOSTOS)
 GOHOSTARCH = $(shell go env GOHOSTARCH)
@@ -17,18 +15,16 @@ PREFIX ?= $(shell go env GOPATH)
 .PHONY: test release docs build
 
 build:
+	export GOTOOLCHAIN=local && \
 	go build $(MAIN_PARAMS) $(MAIN)
 
-ci_build_go120:
-	go build $(PARAMS) $(MAIN)
-	go build $(PARAMS) -tags "$(TAGS_GO120)" $(MAIN)
-
 ci_build:
-	go build $(PARAMS) $(MAIN)
+	export GOTOOLCHAIN=local && \
+	go build $(PARAMS) $(MAIN) && \
 	go build $(MAIN_PARAMS) $(MAIN)
 
 generate_completions:
-	go run -v --tags generate,generate_completions $(MAIN)
+	go run -v --tags $(TAGS),generate,generate_completions $(MAIN)
 
 install:
 	go build -o $(PREFIX)/bin/$(NAME) $(MAIN_PARAMS) $(MAIN)
@@ -61,6 +57,9 @@ proto_install:
 	go install -v google.golang.org/protobuf/cmd/protoc-gen-go@latest
 	go install -v google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
 
+update_certificates:
+	go run ./cmd/internal/update_certificates
+
 release:
 	go run ./cmd/internal/build goreleaser release --clean --skip publish
 	mkdir dist/release
@@ -227,8 +226,8 @@ lib:
 	go run ./cmd/internal/build_libbox -target ios
 
 lib_install:
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.4
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.4
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.6
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.6
 
 docs:
 	venv/bin/mkdocs serve

adapter/certificate.go

@@ -0,0 +1,21 @@
+package adapter
+
+import (
+	"context"
+	"crypto/x509"
+
+	"github.com/sagernet/sing/service"
+)
+
+type CertificateStore interface {
+	LifecycleService
+	Pool() *x509.CertPool
+}
+
+func RootPoolFromContext(ctx context.Context) *x509.CertPool {
+	store := service.FromContext[CertificateStore](ctx)
+	if store == nil {
+		return nil
+	}
+	return store.Pool()
+}

adapter/conn_router.go

@@ -1,104 +0,0 @@
-package adapter
-
-import (
-	"context"
-	"net"
-
-	"github.com/sagernet/sing/common/logger"
-	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
-)
-
-type ConnectionRouter interface {
-	RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
-	RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
-}
-
-func NewRouteHandler(
-	metadata InboundContext,
-	router ConnectionRouter,
-	logger logger.ContextLogger,
-) UpstreamHandlerAdapter {
-	return &routeHandlerWrapper{
-		metadata: metadata,
-		router:   router,
-		logger:   logger,
-	}
-}
-
-func NewRouteContextHandler(
-	router ConnectionRouter,
-	logger logger.ContextLogger,
-) UpstreamHandlerAdapter {
-	return &routeContextHandlerWrapper{
-		router: router,
-		logger: logger,
-	}
-}
-
-var _ UpstreamHandlerAdapter = (*routeHandlerWrapper)(nil)
-
-type routeHandlerWrapper struct {
-	metadata InboundContext
-	router   ConnectionRouter
-	logger   logger.ContextLogger
-}
-
-func (w *routeHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
-	myMetadata := w.metadata
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
-	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
-	}
-	return w.router.RouteConnection(ctx, conn, myMetadata)
-}
-
-func (w *routeHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
-	myMetadata := w.metadata
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
-	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
-	}
-	return w.router.RoutePacketConnection(ctx, conn, myMetadata)
-}
-
-func (w *routeHandlerWrapper) NewError(ctx context.Context, err error) {
-	w.logger.ErrorContext(ctx, err)
-}
-
-var _ UpstreamHandlerAdapter = (*routeContextHandlerWrapper)(nil)
-
-type routeContextHandlerWrapper struct {
-	router ConnectionRouter
-	logger logger.ContextLogger
-}
-
-func (w *routeContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
-	myMetadata := ContextFrom(ctx)
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
-	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
-	}
-	return w.router.RouteConnection(ctx, conn, *myMetadata)
-}
-
-func (w *routeContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
-	myMetadata := ContextFrom(ctx)
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
-	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
-	}
-	return w.router.RoutePacketConnection(ctx, conn, *myMetadata)
-}
-
-func (w *routeContextHandlerWrapper) NewError(ctx context.Context, err error) {
-	w.logger.ErrorContext(ctx, err)
-}

adapter/connections.go

@@ -0,0 +1,14 @@
+package adapter
+
+import (
+	"context"
+	"net"
+
+	N "github.com/sagernet/sing/common/network"
+)
+
+type ConnectionManager interface {
+	Lifecycle
+	NewConnection(ctx context.Context, this N.Dialer, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
+	NewPacketConnection(ctx context.Context, this N.Dialer, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
+}

adapter/dns.go

@@ -0,0 +1,73 @@
+package adapter
+
+import (
+	"context"
+	"net/netip"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common/logger"
+
+	"github.com/miekg/dns"
+)
+
+type DNSRouter interface {
+	Lifecycle
+	Exchange(ctx context.Context, message *dns.Msg, options DNSQueryOptions) (*dns.Msg, error)
+	Lookup(ctx context.Context, domain string, options DNSQueryOptions) ([]netip.Addr, error)
+	ClearCache()
+	LookupReverseMapping(ip netip.Addr) (string, bool)
+	ResetNetwork()
+}
+
+type DNSClient interface {
+	Start()
+	Exchange(ctx context.Context, transport DNSTransport, message *dns.Msg, options DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) (*dns.Msg, error)
+	Lookup(ctx context.Context, transport DNSTransport, domain string, options DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) ([]netip.Addr, error)
+	LookupCache(domain string, strategy C.DomainStrategy) ([]netip.Addr, bool)
+	ExchangeCache(ctx context.Context, message *dns.Msg) (*dns.Msg, bool)
+	ClearCache()
+}
+
+type DNSQueryOptions struct {
+	Transport    DNSTransport
+	Strategy     C.DomainStrategy
+	DisableCache bool
+	RewriteTTL   *uint32
+	ClientSubnet netip.Prefix
+}
+
+type RDRCStore interface {
+	LoadRDRC(transportName string, qName string, qType uint16) (rejected bool)
+	SaveRDRC(transportName string, qName string, qType uint16) error
+	SaveRDRCAsync(transportName string, qName string, qType uint16, logger logger.Logger)
+}
+
+type DNSTransport interface {
+	Lifecycle
+	Type() string
+	Tag() string
+	Dependencies() []string
+	Exchange(ctx context.Context, message *dns.Msg) (*dns.Msg, error)
+}
+
+type LegacyDNSTransport interface {
+	LegacyStrategy() C.DomainStrategy
+	LegacyClientSubnet() netip.Prefix
+}
+
+type DNSTransportRegistry interface {
+	option.DNSTransportOptionsRegistry
+	CreateDNSTransport(ctx context.Context, logger log.ContextLogger, tag string, transportType string, options any) (DNSTransport, error)
+}
+
+type DNSTransportManager interface {
+	Lifecycle
+	Transports() []DNSTransport
+	Transport(tag string) (DNSTransport, bool)
+	Default() DNSTransport
+	FakeIP() FakeIPTransport
+	Remove(tag string) error
+	Create(ctx context.Context, logger log.ContextLogger, tag string, outboundType string, options any) error
+}

adapter/endpoint.go

@@ -0,0 +1,28 @@
+package adapter
+
+import (
+	"context"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+)
+
+type Endpoint interface {
+	Lifecycle
+	Type() string
+	Tag() string
+	Outbound
+}
+
+type EndpointRegistry interface {
+	option.EndpointOptionsRegistry
+	Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, endpointType string, options any) (Endpoint, error)
+}
+
+type EndpointManager interface {
+	Lifecycle
+	Endpoints() []Endpoint
+	Get(tag string) (Endpoint, bool)
+	Remove(tag string) error
+	Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, endpointType string, options any) error
+}

adapter/endpoint/adapter.go

@@ -0,0 +1,43 @@
+package endpoint
+
+import "github.com/sagernet/sing-box/option"
+
+type Adapter struct {
+	endpointType string
+	endpointTag  string
+	network      []string
+	dependencies []string
+}
+
+func NewAdapter(endpointType string, endpointTag string, network []string, dependencies []string) Adapter {
+	return Adapter{
+		endpointType: endpointType,
+		endpointTag:  endpointTag,
+		network:      network,
+		dependencies: dependencies,
+	}
+}
+
+func NewAdapterWithDialerOptions(endpointType string, endpointTag string, network []string, dialOptions option.DialerOptions) Adapter {
+	var dependencies []string
+	if dialOptions.Detour != "" {
+		dependencies = []string{dialOptions.Detour}
+	}
+	return NewAdapter(endpointType, endpointTag, network, dependencies)
+}
+
+func (a *Adapter) Type() string {
+	return a.endpointType
+}
+
+func (a *Adapter) Tag() string {
+	return a.endpointTag
+}
+
+func (a *Adapter) Network() []string {
+	return a.network
+}
+
+func (a *Adapter) Dependencies() []string {
+	return a.dependencies
+}

adapter/endpoint/manager.go

@@ -0,0 +1,147 @@
+package endpoint
+
+import (
+	"context"
+	"os"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/taskmonitor"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+var _ adapter.EndpointManager = (*Manager)(nil)
+
+type Manager struct {
+	logger        log.ContextLogger
+	registry      adapter.EndpointRegistry
+	access        sync.Mutex
+	started       bool
+	stage         adapter.StartStage
+	endpoints     []adapter.Endpoint
+	endpointByTag map[string]adapter.Endpoint
+}
+
+func NewManager(logger log.ContextLogger, registry adapter.EndpointRegistry) *Manager {
+	return &Manager{
+		logger:        logger,
+		registry:      registry,
+		endpointByTag: make(map[string]adapter.Endpoint),
+	}
+}
+
+func (m *Manager) Start(stage adapter.StartStage) error {
+	m.access.Lock()
+	defer m.access.Unlock()
+	if m.started && m.stage >= stage {
+		panic("already started")
+	}
+	m.started = true
+	m.stage = stage
+	if stage == adapter.StartStateStart {
+		// started with outbound manager
+		return nil
+	}
+	for _, endpoint := range m.endpoints {
+		err := adapter.LegacyStart(endpoint, stage)
+		if err != nil {
+			return E.Cause(err, stage, " endpoint/", endpoint.Type(), "[", endpoint.Tag(), "]")
+		}
+	}
+	return nil
+}
+
+func (m *Manager) Close() error {
+	m.access.Lock()
+	defer m.access.Unlock()
+	if !m.started {
+		return nil
+	}
+	m.started = false
+	endpoints := m.endpoints
+	m.endpoints = nil
+	monitor := taskmonitor.New(m.logger, C.StopTimeout)
+	var err error
+	for _, endpoint := range endpoints {
+		monitor.Start("close endpoint/", endpoint.Type(), "[", endpoint.Tag(), "]")
+		err = E.Append(err, endpoint.Close(), func(err error) error {
+			return E.Cause(err, "close endpoint/", endpoint.Type(), "[", endpoint.Tag(), "]")
+		})
+		monitor.Finish()
+	}
+	return nil
+}
+
+func (m *Manager) Endpoints() []adapter.Endpoint {
+	m.access.Lock()
+	defer m.access.Unlock()
+	return m.endpoints
+}
+
+func (m *Manager) Get(tag string) (adapter.Endpoint, bool) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	endpoint, found := m.endpointByTag[tag]
+	return endpoint, found
+}
+
+func (m *Manager) Remove(tag string) error {
+	m.access.Lock()
+	endpoint, found := m.endpointByTag[tag]
+	if !found {
+		m.access.Unlock()
+		return os.ErrInvalid
+	}
+	delete(m.endpointByTag, tag)
+	index := common.Index(m.endpoints, func(it adapter.Endpoint) bool {
+		return it == endpoint
+	})
+	if index == -1 {
+		panic("invalid endpoint index")
+	}
+	m.endpoints = append(m.endpoints[:index], m.endpoints[index+1:]...)
+	started := m.started
+	m.access.Unlock()
+	if started {
+		return endpoint.Close()
+	}
+	return nil
+}
+
+func (m *Manager) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) error {
+	endpoint, err := m.registry.Create(ctx, router, logger, tag, outboundType, options)
+	if err != nil {
+		return err
+	}
+	m.access.Lock()
+	defer m.access.Unlock()
+	if m.started {
+		for _, stage := range adapter.ListStartStages {
+			err = adapter.LegacyStart(endpoint, stage)
+			if err != nil {
+				return E.Cause(err, stage, " endpoint/", endpoint.Type(), "[", endpoint.Tag(), "]")
+			}
+		}
+	}
+	if existsEndpoint, loaded := m.endpointByTag[tag]; loaded {
+		if m.started {
+			err = existsEndpoint.Close()
+			if err != nil {
+				return E.Cause(err, "close endpoint/", existsEndpoint.Type(), "[", existsEndpoint.Tag(), "]")
+			}
+		}
+		existsIndex := common.Index(m.endpoints, func(it adapter.Endpoint) bool {
+			return it == existsEndpoint
+		})
+		if existsIndex == -1 {
+			panic("invalid endpoint index")
+		}
+		m.endpoints = append(m.endpoints[:existsIndex], m.endpoints[existsIndex+1:]...)
+	}
+	m.endpoints = append(m.endpoints, endpoint)
+	m.endpointByTag[tag] = endpoint
+	return nil
+}

adapter/endpoint/registry.go

@@ -0,0 +1,72 @@
+package endpoint
+
+import (
+	"context"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type ConstructorFunc[T any] func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options T) (adapter.Endpoint, error)
+
+func Register[Options any](registry *Registry, outboundType string, constructor ConstructorFunc[Options]) {
+	registry.register(outboundType, func() any {
+		return new(Options)
+	}, func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, rawOptions any) (adapter.Endpoint, error) {
+		var options *Options
+		if rawOptions != nil {
+			options = rawOptions.(*Options)
+		}
+		return constructor(ctx, router, logger, tag, common.PtrValueOrDefault(options))
+	})
+}
+
+var _ adapter.EndpointRegistry = (*Registry)(nil)
+
+type (
+	optionsConstructorFunc func() any
+	constructorFunc        func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options any) (adapter.Endpoint, error)
+)
+
+type Registry struct {
+	access      sync.Mutex
+	optionsType map[string]optionsConstructorFunc
+	constructor map[string]constructorFunc
+}
+
+func NewRegistry() *Registry {
+	return &Registry{
+		optionsType: make(map[string]optionsConstructorFunc),
+		constructor: make(map[string]constructorFunc),
+	}
+}
+
+func (m *Registry) CreateOptions(outboundType string) (any, bool) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	optionsConstructor, loaded := m.optionsType[outboundType]
+	if !loaded {
+		return nil, false
+	}
+	return optionsConstructor(), true
+}
+
+func (m *Registry) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) (adapter.Endpoint, error) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	constructor, loaded := m.constructor[outboundType]
+	if !loaded {
+		return nil, E.New("outbound type not found: " + outboundType)
+	}
+	return constructor(ctx, router, logger, tag, options)
+}
+
+func (m *Registry) register(outboundType string, optionsConstructor optionsConstructorFunc, constructor constructorFunc) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	m.optionsType[outboundType] = optionsConstructor
+	m.constructor[outboundType] = constructor
+}

adapter/experimental.go

@@ -4,34 +4,45 @@ import (
 	"bytes"
 	"context"
 	"encoding/binary"
-	"net"
 	"time"
 
-	"github.com/sagernet/sing-box/common/urltest"
-	"github.com/sagernet/sing-dns"
-	N "github.com/sagernet/sing/common/network"
 	"github.com/sagernet/sing/common/varbin"
 )
 
 type ClashServer interface {
-	Service
-	PreStarter
+	LifecycleService
+	ConnectionTracker
 	Mode() string
 	ModeList() []string
-	HistoryStorage() *urltest.HistoryStorage
-	RoutedConnection(ctx context.Context, conn net.Conn, metadata InboundContext, matchedRule Rule) (net.Conn, Tracker)
-	RoutedPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext, matchedRule Rule) (N.PacketConn, Tracker)
+	HistoryStorage() URLTestHistoryStorage
+}
+
+type URLTestHistory struct {
+	Time  time.Time `json:"time"`
+	Delay uint16    `json:"delay"`
+}
+
+type URLTestHistoryStorage interface {
+	SetHook(hook chan<- struct{})
+	LoadURLTestHistory(tag string) *URLTestHistory
+	DeleteURLTestHistory(tag string)
+	StoreURLTestHistory(tag string, history *URLTestHistory)
+	Close() error
+}
+
+type V2RayServer interface {
+	LifecycleService
+	StatsService() ConnectionTracker
 }
 
 type CacheFile interface {
-	Service
-	PreStarter
+	LifecycleService
 
 	StoreFakeIP() bool
 	FakeIPStorage
 
 	StoreRDRC() bool
-	dns.RDRCStore
+	RDRCStore
 
 	LoadMode() string
 	StoreMode(mode string) error
@@ -39,17 +50,17 @@ type CacheFile interface {
 	StoreSelected(group string, selected string) error
 	LoadGroupExpand(group string) (isExpand bool, loaded bool)
 	StoreGroupExpand(group string, expand bool) error
-	LoadRuleSet(tag string) *SavedRuleSet
-	SaveRuleSet(tag string, set *SavedRuleSet) error
+	LoadRuleSet(tag string) *SavedBinary
+	SaveRuleSet(tag string, set *SavedBinary) error
 }
 
-type SavedRuleSet struct {
+type SavedBinary struct {
 	Content     []byte
 	LastUpdated time.Time
 	LastEtag    string
 }
 
-func (s *SavedRuleSet) MarshalBinary() ([]byte, error) {
+func (s *SavedBinary) MarshalBinary() ([]byte, error) {
 	var buffer bytes.Buffer
 	err := binary.Write(&buffer, binary.BigEndian, uint8(1))
 	if err != nil {
@@ -70,7 +81,7 @@ func (s *SavedRuleSet) MarshalBinary() ([]byte, error) {
 	return buffer.Bytes(), nil
 }
 
-func (s *SavedRuleSet) UnmarshalBinary(data []byte) error {
+func (s *SavedBinary) UnmarshalBinary(data []byte) error {
 	reader := bytes.NewReader(data)
 	var version uint8
 	err := binary.Read(reader, binary.BigEndian, &version)
@@ -94,10 +105,6 @@ func (s *SavedRuleSet) UnmarshalBinary(data []byte) error {
 	return nil
 }
 
-type Tracker interface {
-	Leave()
-}
-
 type OutboundGroup interface {
 	Outbound
 	Now() string
@@ -115,13 +122,3 @@ func OutboundTag(detour Outbound) string {
 	}
 	return detour.Tag()
 }
-
-type V2RayServer interface {
-	Service
-	StatsService() V2RayStatsService
-}
-
-type V2RayStatsService interface {
-	RoutedConnection(inbound string, outbound string, user string, conn net.Conn) net.Conn
-	RoutedPacketConnection(inbound string, outbound string, user string, conn N.PacketConn) N.PacketConn
-}

adapter/fakeip.go

@@ -3,7 +3,6 @@ package adapter
 import (
 	"net/netip"
 
-	"github.com/sagernet/sing-dns"
 	"github.com/sagernet/sing/common/logger"
 )
 
@@ -27,6 +26,6 @@ type FakeIPStorage interface {
 }
 
 type FakeIPTransport interface {
-	dns.Transport
+	DNSTransport
 	Store() FakeIPStore
 }

adapter/handler.go

@@ -6,27 +6,56 @@ import (
 
 	"github.com/sagernet/sing/common/buf"
 	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
 
+// Deprecated
 type ConnectionHandler interface {
 	NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
 }
 
+type ConnectionHandlerEx interface {
+	NewConnectionEx(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
+}
+
+// Deprecated: use PacketHandlerEx instead
 type PacketHandler interface {
 	NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata InboundContext) error
 }
 
+type PacketHandlerEx interface {
+	NewPacketEx(buffer *buf.Buffer, source M.Socksaddr)
+}
+
+// Deprecated: use OOBPacketHandlerEx instead
 type OOBPacketHandler interface {
 	NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, oob []byte, metadata InboundContext) error
 }
 
+type OOBPacketHandlerEx interface {
+	NewPacketEx(buffer *buf.Buffer, oob []byte, source M.Socksaddr)
+}
+
+// Deprecated
 type PacketConnectionHandler interface {
 	NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
 }
 
+type PacketConnectionHandlerEx interface {
+	NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
+}
+
+// Deprecated: use TCPConnectionHandlerEx instead
+//
+//nolint:staticcheck
 type UpstreamHandlerAdapter interface {
 	N.TCPConnectionHandler
 	N.UDPConnectionHandler
 	E.Handler
 }
+
+type UpstreamHandlerAdapterEx interface {
+	N.TCPConnectionHandlerEx
+	N.UDPConnectionHandlerEx
+}

adapter/inbound.go

@@ -2,26 +2,43 @@ package adapter
 
 import (
 	"context"
-	"net"
 	"net/netip"
+	"time"
 
 	"github.com/sagernet/sing-box/common/process"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
 )
 
 type Inbound interface {
-	Service
+	Lifecycle
 	Type() string
 	Tag() string
 }
 
-type InjectableInbound interface {
+type TCPInjectableInbound interface {
 	Inbound
-	Network() []string
-	NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
-	NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
+	ConnectionHandlerEx
+}
+
+type UDPInjectableInbound interface {
+	Inbound
+	PacketConnectionHandlerEx
+}
+
+type InboundRegistry interface {
+	option.InboundOptionsRegistry
+	Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, inboundType string, options any) (Inbound, error)
+}
+
+type InboundManager interface {
+	Lifecycle
+	Inbounds() []Inbound
+	Get(tag string) (Inbound, bool)
+	Remove(tag string) error
+	Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, inboundType string, options any) error
 }
 
 type InboundContext struct {
@@ -36,17 +53,33 @@ type InboundContext struct {
 
 	// sniffer
 
-	Protocol     string
-	Domain       string
-	Client       string
-	SniffContext any
+	Protocol         string
+	Domain           string
+	Client           string
+	SniffContext     any
+	PacketSniffError error
 
 	// cache
 
-	InboundDetour        string
-	LastInbound          string
-	OriginDestination    M.Socksaddr
-	InboundOptions       option.InboundOptions
+	// Deprecated: implement in rule action
+	InboundDetour            string
+	LastInbound              string
+	OriginDestination        M.Socksaddr
+	RouteOriginalDestination M.Socksaddr
+	// Deprecated: to be removed
+	//nolint:staticcheck
+	InboundOptions            option.InboundOptions
+	UDPDisableDomainUnmapping bool
+	UDPConnect                bool
+	UDPTimeout                time.Duration
+	TLSFragment               bool
+	TLSFragmentFallbackDelay  time.Duration
+
+	NetworkStrategy     *C.NetworkStrategy
+	NetworkType         []C.InterfaceType
+	FallbackNetworkType []C.InterfaceType
+	FallbackDelay       time.Duration
+
 	DestinationAddresses []netip.Addr
 	SourceGeoIPCode      string
 	GeoIPCode            string

adapter/inbound/adapter.go

@@ -0,0 +1,21 @@
+package inbound
+
+type Adapter struct {
+	inboundType string
+	inboundTag  string
+}
+
+func NewAdapter(inboundType string, inboundTag string) Adapter {
+	return Adapter{
+		inboundType: inboundType,
+		inboundTag:  inboundTag,
+	}
+}
+
+func (a *Adapter) Type() string {
+	return a.inboundType
+}
+
+func (a *Adapter) Tag() string {
+	return a.inboundTag
+}

adapter/inbound/manager.go

@@ -0,0 +1,148 @@
+package inbound
+
+import (
+	"context"
+	"os"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/taskmonitor"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+var _ adapter.InboundManager = (*Manager)(nil)
+
+type Manager struct {
+	logger       log.ContextLogger
+	registry     adapter.InboundRegistry
+	endpoint     adapter.EndpointManager
+	access       sync.Mutex
+	started      bool
+	stage        adapter.StartStage
+	inbounds     []adapter.Inbound
+	inboundByTag map[string]adapter.Inbound
+}
+
+func NewManager(logger log.ContextLogger, registry adapter.InboundRegistry, endpoint adapter.EndpointManager) *Manager {
+	return &Manager{
+		logger:       logger,
+		registry:     registry,
+		endpoint:     endpoint,
+		inboundByTag: make(map[string]adapter.Inbound),
+	}
+}
+
+func (m *Manager) Start(stage adapter.StartStage) error {
+	m.access.Lock()
+	defer m.access.Unlock()
+	if m.started && m.stage >= stage {
+		panic("already started")
+	}
+	m.started = true
+	m.stage = stage
+	for _, inbound := range m.inbounds {
+		err := adapter.LegacyStart(inbound, stage)
+		if err != nil {
+			return E.Cause(err, stage, " inbound/", inbound.Type(), "[", inbound.Tag(), "]")
+		}
+	}
+	return nil
+}
+
+func (m *Manager) Close() error {
+	m.access.Lock()
+	defer m.access.Unlock()
+	if !m.started {
+		return nil
+	}
+	m.started = false
+	inbounds := m.inbounds
+	m.inbounds = nil
+	monitor := taskmonitor.New(m.logger, C.StopTimeout)
+	var err error
+	for _, inbound := range inbounds {
+		monitor.Start("close inbound/", inbound.Type(), "[", inbound.Tag(), "]")
+		err = E.Append(err, inbound.Close(), func(err error) error {
+			return E.Cause(err, "close inbound/", inbound.Type(), "[", inbound.Tag(), "]")
+		})
+		monitor.Finish()
+	}
+	return nil
+}
+
+func (m *Manager) Inbounds() []adapter.Inbound {
+	m.access.Lock()
+	defer m.access.Unlock()
+	return m.inbounds
+}
+
+func (m *Manager) Get(tag string) (adapter.Inbound, bool) {
+	m.access.Lock()
+	inbound, found := m.inboundByTag[tag]
+	m.access.Unlock()
+	if found {
+		return inbound, true
+	}
+	return m.endpoint.Get(tag)
+}
+
+func (m *Manager) Remove(tag string) error {
+	m.access.Lock()
+	inbound, found := m.inboundByTag[tag]
+	if !found {
+		m.access.Unlock()
+		return os.ErrInvalid
+	}
+	delete(m.inboundByTag, tag)
+	index := common.Index(m.inbounds, func(it adapter.Inbound) bool {
+		return it == inbound
+	})
+	if index == -1 {
+		panic("invalid inbound index")
+	}
+	m.inbounds = append(m.inbounds[:index], m.inbounds[index+1:]...)
+	started := m.started
+	m.access.Unlock()
+	if started {
+		return inbound.Close()
+	}
+	return nil
+}
+
+func (m *Manager) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) error {
+	inbound, err := m.registry.Create(ctx, router, logger, tag, outboundType, options)
+	if err != nil {
+		return err
+	}
+	m.access.Lock()
+	defer m.access.Unlock()
+	if m.started {
+		for _, stage := range adapter.ListStartStages {
+			err = adapter.LegacyStart(inbound, stage)
+			if err != nil {
+				return E.Cause(err, stage, " inbound/", inbound.Type(), "[", inbound.Tag(), "]")
+			}
+		}
+	}
+	if existsInbound, loaded := m.inboundByTag[tag]; loaded {
+		if m.started {
+			err = existsInbound.Close()
+			if err != nil {
+				return E.Cause(err, "close inbound/", existsInbound.Type(), "[", existsInbound.Tag(), "]")
+			}
+		}
+		existsIndex := common.Index(m.inbounds, func(it adapter.Inbound) bool {
+			return it == existsInbound
+		})
+		if existsIndex == -1 {
+			panic("invalid inbound index")
+		}
+		m.inbounds = append(m.inbounds[:existsIndex], m.inbounds[existsIndex+1:]...)
+	}
+	m.inbounds = append(m.inbounds, inbound)
+	m.inboundByTag[tag] = inbound
+	return nil
+}

adapter/inbound/registry.go

@@ -0,0 +1,72 @@
+package inbound
+
+import (
+	"context"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type ConstructorFunc[T any] func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options T) (adapter.Inbound, error)
+
+func Register[Options any](registry *Registry, outboundType string, constructor ConstructorFunc[Options]) {
+	registry.register(outboundType, func() any {
+		return new(Options)
+	}, func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, rawOptions any) (adapter.Inbound, error) {
+		var options *Options
+		if rawOptions != nil {
+			options = rawOptions.(*Options)
+		}
+		return constructor(ctx, router, logger, tag, common.PtrValueOrDefault(options))
+	})
+}
+
+var _ adapter.InboundRegistry = (*Registry)(nil)
+
+type (
+	optionsConstructorFunc func() any
+	constructorFunc        func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options any) (adapter.Inbound, error)
+)
+
+type Registry struct {
+	access      sync.Mutex
+	optionsType map[string]optionsConstructorFunc
+	constructor map[string]constructorFunc
+}
+
+func NewRegistry() *Registry {
+	return &Registry{
+		optionsType: make(map[string]optionsConstructorFunc),
+		constructor: make(map[string]constructorFunc),
+	}
+}
+
+func (m *Registry) CreateOptions(outboundType string) (any, bool) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	optionsConstructor, loaded := m.optionsType[outboundType]
+	if !loaded {
+		return nil, false
+	}
+	return optionsConstructor(), true
+}
+
+func (m *Registry) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) (adapter.Inbound, error) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	constructor, loaded := m.constructor[outboundType]
+	if !loaded {
+		return nil, E.New("outbound type not found: " + outboundType)
+	}
+	return constructor(ctx, router, logger, tag, options)
+}
+
+func (m *Registry) register(outboundType string, optionsConstructor optionsConstructorFunc, constructor constructorFunc) {
+	m.access.Lock()
+	defer m.access.Unlock()
+	m.optionsType[outboundType] = optionsConstructor
+	m.constructor[outboundType] = constructor
+}

adapter/lifecycle.go

@@ -0,0 +1,64 @@
+package adapter
+
+import E "github.com/sagernet/sing/common/exceptions"
+
+type StartStage uint8
+
+const (
+	StartStateInitialize StartStage = iota
+	StartStateStart
+	StartStatePostStart
+	StartStateStarted
+)
+
+var ListStartStages = []StartStage{
+	StartStateInitialize,
+	StartStateStart,
+	StartStatePostStart,
+	StartStateStarted,
+}
+
+func (s StartStage) String() string {
+	switch s {
+	case StartStateInitialize:
+		return "initialize"
+	case StartStateStart:
+		return "start"
+	case StartStatePostStart:
+		return "post-start"
+	case StartStateStarted:
+		return "finish-start"
+	default:
+		panic("unknown stage")
+	}
+}
+
+type Lifecycle interface {
+	Start(stage StartStage) error
+	Close() error
+}
+
+type LifecycleService interface {
+	Name() string
+	Lifecycle
+}
+
+func Start(stage StartStage, services ...Lifecycle) error {
+	for _, service := range services {
+		err := service.Start(stage)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func StartNamed(stage StartStage, services []LifecycleService) error {
+	for _, service := range services {
+		err := service.Start(stage)
+		if err != nil {
+			return E.Cause(err, stage.String(), " ", service.Name())
+		}
+	}
+	return nil
+}

adapter/lifecycle_legacy.go

@@ -0,0 +1,52 @@
+package adapter
+
+func LegacyStart(starter any, stage StartStage) error {
+	if lifecycle, isLifecycle := starter.(Lifecycle); isLifecycle {
+		return lifecycle.Start(stage)
+	}
+	switch stage {
+	case StartStateInitialize:
+		if preStarter, isPreStarter := starter.(interface {
+			PreStart() error
+		}); isPreStarter {
+			return preStarter.PreStart()
+		}
+	case StartStateStart:
+		if starter, isStarter := starter.(interface {
+			Start() error
+		}); isStarter {
+			return starter.Start()
+		}
+	case StartStateStarted:
+		if postStarter, isPostStarter := starter.(interface {
+			PostStart() error
+		}); isPostStarter {
+			return postStarter.PostStart()
+		}
+	}
+	return nil
+}
+
+type lifecycleServiceWrapper struct {
+	Service
+	name string
+}
+
+func NewLifecycleService(service Service, name string) LifecycleService {
+	return &lifecycleServiceWrapper{
+		Service: service,
+		name:    name,
+	}
+}
+
+func (l *lifecycleServiceWrapper) Name() string {
+	return l.name
+}
+
+func (l *lifecycleServiceWrapper) Start(stage StartStage) error {
+	return LegacyStart(l.Service, stage)
+}
+
+func (l *lifecycleServiceWrapper) Close() error {
+	return l.Service.Close()
+}

adapter/network.go

@@ -0,0 +1,57 @@
+package adapter
+
+import (
+	"time"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-tun"
+	"github.com/sagernet/sing/common/control"
+)
+
+type NetworkManager interface {
+	Lifecycle
+	InterfaceFinder() control.InterfaceFinder
+	UpdateInterfaces() error
+	DefaultNetworkInterface() *NetworkInterface
+	NetworkInterfaces() []NetworkInterface
+	AutoDetectInterface() bool
+	AutoDetectInterfaceFunc() control.Func
+	ProtectFunc() control.Func
+	DefaultOptions() NetworkOptions
+	RegisterAutoRedirectOutputMark(mark uint32) error
+	AutoRedirectOutputMark() uint32
+	NetworkMonitor() tun.NetworkUpdateMonitor
+	InterfaceMonitor() tun.DefaultInterfaceMonitor
+	PackageManager() tun.PackageManager
+	WIFIState() WIFIState
+	ResetNetwork()
+	UpdateWIFIState()
+}
+
+type NetworkOptions struct {
+	BindInterface        string
+	RoutingMark          uint32
+	DomainResolver       string
+	DomainResolveOptions DNSQueryOptions
+	NetworkStrategy      *C.NetworkStrategy
+	NetworkType          []C.InterfaceType
+	FallbackNetworkType  []C.InterfaceType
+	FallbackDelay        time.Duration
+}
+
+type InterfaceUpdateListener interface {
+	InterfaceUpdated()
+}
+
+type WIFIState struct {
+	SSID  string
+	BSSID string
+}
+
+type NetworkInterface struct {
+	control.Interface
+	Type        C.InterfaceType
+	DNSServers  []string
+	Expensive   bool
+	Constrained bool
+}

adapter/outbound.go

@@ -2,8 +2,9 @@ package adapter
 
 import (
 	"context"
-	"net"
 
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
 	N "github.com/sagernet/sing/common/network"
 )
 
@@ -15,6 +16,18 @@ type Outbound interface {
 	Network() []string
 	Dependencies() []string
 	N.Dialer
-	NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
-	NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
+}
+
+type OutboundRegistry interface {
+	option.OutboundOptionsRegistry
+	CreateOutbound(ctx context.Context, router Router, logger log.ContextLogger, tag string, outboundType string, options any) (Outbound, error)
+}
+
+type OutboundManager interface {
+	Lifecycle
+	Outbounds() []Outbound
+	Outbound(tag string) (Outbound, bool)
+	Default() Outbound
+	Remove(tag string) error
+	Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, outboundType string, options any) error
 }

adapter/outbound/adapter.go

@@ -0,0 +1,45 @@
+package outbound
+
+import (
+	"github.com/sagernet/sing-box/option"
+)
+
+type Adapter struct {
+	outboundType string
+	outboundTag  string
+	network      []string
+	dependencies []string
+}
+
+func NewAdapter(outboundType string, outboundTag string, network []string, dependencies []string) Adapter {
+	return Adapter{
+		outboundType: outboundType,
+		outboundTag:  outboundTag,
+		network:      network,
+		dependencies: dependencies,
+	}
+}
+
+func NewAdapterWithDialerOptions(outboundType string, outboundTag string, network []string, dialOptions option.DialerOptions) Adapter {
+	var dependencies []string
+	if dialOptions.Detour != "" {
+		dependencies = []string{dialOptions.Detour}
+	}
+	return NewAdapter(outboundType, outboundTag, network, dependencies)
+}
+
+func (a *Adapter) Type() string {
+	return a.outboundType
+}
+
+func (a *Adapter) Tag() string {
+	return a.outboundTag
+}
+
+func (a *Adapter) Network() []string {
+	return a.network
+}
+
+func (a *Adapter) Dependencies() []string {
+	return a.dependencies
+}

adapter/outbound/manager.go

@@ -0,0 +1,287 @@
+package outbound
+
+import (
+	"context"
+	"io"
+	"os"
+	"strings"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/taskmonitor"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/logger"
+)
+
+var _ adapter.OutboundManager = (*Manager)(nil)
+
+type Manager struct {
+	logger                  log.ContextLogger
+	registry                adapter.OutboundRegistry
+	endpoint                adapter.EndpointManager
+	defaultTag              string
+	access                  sync.RWMutex
+	started                 bool
+	stage                   adapter.StartStage
+	outbounds               []adapter.Outbound
+	outboundByTag           map[string]adapter.Outbound
+	dependByTag             map[string][]string
+	defaultOutbound         adapter.Outbound
+	defaultOutboundFallback adapter.Outbound
+}
+
+func NewManager(logger logger.ContextLogger, registry adapter.OutboundRegistry, endpoint adapter.EndpointManager, defaultTag string) *Manager {
+	return &Manager{
+		logger:        logger,
+		registry:      registry,
+		endpoint:      endpoint,
+		defaultTag:    defaultTag,
+		outboundByTag: make(map[string]adapter.Outbound),
+		dependByTag:   make(map[string][]string),
+	}
+}
+
+func (m *Manager) Initialize(defaultOutboundFallback adapter.Outbound) {
+	m.defaultOutboundFallback = defaultOutboundFallback
+}
+
+func (m *Manager) Start(stage adapter.StartStage) error {
+	m.access.Lock()
+	if m.started && m.stage >= stage {
+		panic("already started")
+	}
+	m.started = true
+	m.stage = stage
+	outbounds := m.outbounds
+	m.access.Unlock()
+	if stage == adapter.StartStateStart {
+		if m.defaultTag != "" && m.defaultOutbound == nil {
+			defaultEndpoint, loaded := m.endpoint.Get(m.defaultTag)
+			if !loaded {
+				return E.New("default outbound not found: ", m.defaultTag)
+			}
+			m.defaultOutbound = defaultEndpoint
+		}
+		return m.startOutbounds(append(outbounds, common.Map(m.endpoint.Endpoints(), func(it adapter.Endpoint) adapter.Outbound { return it })...))
+	} else {
+		for _, outbound := range outbounds {
+			err := adapter.LegacyStart(outbound, stage)
+			if err != nil {
+				return E.Cause(err, stage, " outbound/", outbound.Type(), "[", outbound.Tag(), "]")
+			}
+		}
+	}
+	return nil
+}
+
+func (m *Manager) startOutbounds(outbounds []adapter.Outbound) error {
+	monitor := taskmonitor.New(m.logger, C.StartTimeout)
+	started := make(map[string]bool)
+	for {
+		canContinue := false
+	startOne:
+		for _, outboundToStart := range outbounds {
+			outboundTag := outboundToStart.Tag()
+			if started[outboundTag] {
+				continue
+			}
+			dependencies := outboundToStart.Dependencies()
+			for _, dependency := range dependencies {
+				if !started[dependency] {
+					continue startOne
+				}
+			}
+			started[outboundTag] = true
+			canContinue = true
+			if starter, isStarter := outboundToStart.(adapter.Lifecycle); isStarter {
+				monitor.Start("start outbound/", outboundToStart.Type(), "[", outboundTag, "]")
+				err := starter.Start(adapter.StartStateStart)
+				monitor.Finish()
+				if err != nil {
+					return E.Cause(err, "start outbound/", outboundToStart.Type(), "[", outboundTag, "]")
+				}
+			} else if starter, isStarter := outboundToStart.(interface {
+				Start() error
+			}); isStarter {
+				monitor.Start("start outbound/", outboundToStart.Type(), "[", outboundTag, "]")
+				err := starter.Start()
+				monitor.Finish()
+				if err != nil {
+					return E.Cause(err, "start outbound/", outboundToStart.Type(), "[", outboundTag, "]")
+				}
+			}
+		}
+		if len(started) == len(outbounds) {
+			break
+		}
+		if canContinue {
+			continue
+		}
+		currentOutbound := common.Find(outbounds, func(it adapter.Outbound) bool {
+			return !started[it.Tag()]
+		})
+		var lintOutbound func(oTree []string, oCurrent adapter.Outbound) error
+		lintOutbound = func(oTree []string, oCurrent adapter.Outbound) error {
+			problemOutboundTag := common.Find(oCurrent.Dependencies(), func(it string) bool {
+				return !started[it]
+			})
+			if common.Contains(oTree, problemOutboundTag) {
+				return E.New("circular outbound dependency: ", strings.Join(oTree, " -> "), " -> ", problemOutboundTag)
+			}
+			m.access.Lock()
+			problemOutbound := m.outboundByTag[problemOutboundTag]
+			m.access.Unlock()
+			if problemOutbound == nil {
+				return E.New("dependency[", problemOutboundTag, "] not found for outbound[", oCurrent.Tag(), "]")
+			}
+			return lintOutbound(append(oTree, problemOutboundTag), problemOutbound)
+		}
+		return lintOutbound([]string{currentOutbound.Tag()}, currentOutbound)
+	}
+	return nil
+}
+
+func (m *Manager) Close() error {
+	monitor := taskmonitor.New(m.logger, C.StopTimeout)
+	m.access.Lock()
+	if !m.started {
+		m.access.Unlock()
+		return nil
+	}
+	m.started = false
+	outbounds := m.outbounds
+	m.outbounds = nil
+	m.access.Unlock()
+	var err error
+	for _, outbound := range outbounds {
+		if closer, isCloser := outbound.(io.Closer); isCloser {
+			monitor.Start("close outbound/", outbound.Type(), "[", outbound.Tag(), "]")
+			err = E.Append(err, closer.Close(), func(err error) error {
+				return E.Cause(err, "close outbound/", outbound.Type(), "[", outbound.Tag(), "]")
+			})
+			monitor.Finish()
+		}
+	}
+	return nil
+}
+
+func (m *Manager) Outbounds() []adapter.Outbound {
+	m.access.RLock()
+	defer m.access.RUnlock()
+	return m.outbounds
+}
+
+func (m *Manager) Outbound(tag string) (adapter.Outbound, bool) {
+	m.access.RLock()
+	outbound, found := m.outboundByTag[tag]
+	m.access.RUnlock()
+	if found {
+		return outbound, true
+	}
+	return m.endpoint.Get(tag)
+}
+
+func (m *Manager) Default() adapter.Outbound {
+	m.access.RLock()
+	defer m.access.RUnlock()
+	if m.defaultOutbound != nil {
+		return m.defaultOutbound
+	} else {
+		return m.defaultOutboundFallback
+	}
+}
+
+func (m *Manager) Remove(tag string) error {
+	m.access.Lock()
+	defer m.access.Unlock()
+	outbound, found := m.outboundByTag[tag]
+	if !found {
+		return os.ErrInvalid
+	}
+	delete(m.outboundByTag, tag)
+	index := common.Index(m.outbounds, func(it adapter.Outbound) bool {
+		return it == outbound
+	})
+	if index == -1 {
+		panic("invalid inbound index")
+	}
+	m.outbounds = append(m.outbounds[:index], m.outbounds[index+1:]...)
+	started := m.started
+	if m.defaultOutbound == outbound {
+		if len(m.outbounds) > 0 {
+			m.defaultOutbound = m.outbounds[0]
+			m.logger.Info("updated default outbound to ", m.defaultOutbound.Tag())
+		} else {
+			m.defaultOutbound = nil
+		}
+	}
+	dependBy := m.dependByTag[tag]
+	if len(dependBy) > 0 {
+		return E.New("outbound[", tag, "] is depended by ", strings.Join(dependBy, ", "))
+	}
+	dependencies := outbound.Dependencies()
+	for _, dependency := range dependencies {
+		if len(m.dependByTag[dependency]) == 1 {
+			delete(m.dependByTag, dependency)
+		} else {
+			m.dependByTag[dependency] = common.Filter(m.dependByTag[dependency], func(it string) bool {
+				return it != tag
+			})
+		}
+	}
+	if started {
+		return common.Close(outbound)
+	}
+	return nil
+}
+
+func (m *Manager) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, inboundType string, options any) error {
+	if tag == "" {
+		return os.ErrInvalid
+	}
+	outbound, err := m.registry.CreateOutbound(ctx, router, logger, tag, inboundType, options)
+	if err != nil {
+		return err
+	}
+	if m.started {
+		for _, stage := range adapter.ListStartStages {
+			err = adapter.LegacyStart(outbound, stage)
+			if err != nil {
+				return E.Cause(err, stage, " outbound/", outbound.Type(), "[", outbound.Tag(), "]")
+			}
+		}
+	}
+	m.access.Lock()
+	defer m.access.Unlock()
+	if existsOutbound, loaded := m.outboundByTag[tag]; loaded {
+		if m.started {
+			err = common.Close(existsOutbound)
+			if err != nil {
+				return E.Cause(err, "close outbound/", existsOutbound.Type(), "[", existsOutbound.Tag(), "]")
+			}
+		}
+		existsIndex := common.Index(m.outbounds, func(it adapter.Outbound) bool {
+			return it == existsOutbound
+		})
+		if existsIndex == -1 {
+			panic("invalid inbound index")
+		}
+		m.outbounds = append(m.outbounds[:existsIndex], m.outbounds[existsIndex+1:]...)
+	}
+	m.outbounds = append(m.outbounds, outbound)
+	m.outboundByTag[tag] = outbound
+	dependencies := outbound.Dependencies()
+	for _, dependency := range dependencies {
+		m.dependByTag[dependency] = append(m.dependByTag[dependency], tag)
+	}
+	if tag == m.defaultTag || (m.defaultTag == "" && m.defaultOutbound == nil) {
+		m.defaultOutbound = outbound
+		if m.started {
+			m.logger.Info("updated default outbound to ", outbound.Tag())
+		}
+	}
+	return nil
+}

adapter/outbound/registry.go

@@ -0,0 +1,72 @@
+package outbound
+
+import (
+	"context"
+	"sync"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type ConstructorFunc[T any] func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options T) (adapter.Outbound, error)
+
+func Register[Options any](registry *Registry, outboundType string, constructor ConstructorFunc[Options]) {
+	registry.register(outboundType, func() any {
+		return new(Options)
+	}, func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, rawOptions any) (adapter.Outbound, error) {
+		var options *Options
+		if rawOptions != nil {
+			options = rawOptions.(*Options)
+		}
+		return constructor(ctx, router, logger, tag, common.PtrValueOrDefault(options))
+	})
+}
+
+var _ adapter.OutboundRegistry = (*Registry)(nil)
+
+type (
+	optionsConstructorFunc func() any
+	constructorFunc        func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options any) (adapter.Outbound, error)
+)
+
+type Registry struct {
+	access       sync.Mutex
+	optionsType  map[string]optionsConstructorFunc
+	constructors map[string]constructorFunc
+}
+
+func NewRegistry() *Registry {
+	return &Registry{
+		optionsType:  make(map[string]optionsConstructorFunc),
+		constructors: make(map[string]constructorFunc),
+	}
+}
+
+func (r *Registry) CreateOptions(outboundType string) (any, bool) {
+	r.access.Lock()
+	defer r.access.Unlock()
+	optionsConstructor, loaded := r.optionsType[outboundType]
+	if !loaded {
+		return nil, false
+	}
+	return optionsConstructor(), true
+}
+
+func (r *Registry) CreateOutbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) (adapter.Outbound, error) {
+	r.access.Lock()
+	defer r.access.Unlock()
+	constructor, loaded := r.constructors[outboundType]
+	if !loaded {
+		return nil, E.New("outbound type not found: " + outboundType)
+	}
+	return constructor(ctx, router, logger, tag, options)
+}
+
+func (r *Registry) register(outboundType string, optionsConstructor optionsConstructorFunc, constructor constructorFunc) {
+	r.access.Lock()
+	defer r.access.Unlock()
+	r.optionsType[outboundType] = optionsConstructor
+	r.constructors[outboundType] = constructor
+}

adapter/prestart.go

@@ -1,9 +1 @@
 package adapter
-
-type PreStarter interface {
-	PreStart() error
-}
-
-type PostStarter interface {
-	PostStart() error
-}

adapter/router.go

@@ -2,102 +2,47 @@ package adapter
 
 import (
 	"context"
+	"crypto/tls"
 	"net"
 	"net/http"
-	"net/netip"
 	"sync"
 
-	"github.com/sagernet/sing-box/common/geoip"
 	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing-tun"
-	"github.com/sagernet/sing/common/control"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/ntp"
 	"github.com/sagernet/sing/common/x/list"
-	"github.com/sagernet/sing/service"
 
-	mdns "github.com/miekg/dns"
 	"go4.org/netipx"
 )
 
 type Router interface {
-	Service
-	PreStarter
-	PostStarter
-	Cleanup() error
-
-	Outbounds() []Outbound
-	Outbound(tag string) (Outbound, bool)
-	DefaultOutbound(network string) (Outbound, error)
-
-	FakeIPStore() FakeIPStore
-
+	Lifecycle
 	ConnectionRouter
-
-	GeoIPReader() *geoip.Reader
-	LoadGeosite(code string) (Rule, error)
-
+	PreMatch(metadata InboundContext) error
+	ConnectionRouterEx
 	RuleSet(tag string) (RuleSet, bool)
-
 	NeedWIFIState() bool
-
-	Exchange(ctx context.Context, message *mdns.Msg) (*mdns.Msg, error)
-	Lookup(ctx context.Context, domain string, strategy dns.DomainStrategy) ([]netip.Addr, error)
-	LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error)
-	ClearDNSCache()
-
-	InterfaceFinder() control.InterfaceFinder
-	UpdateInterfaces() error
-	DefaultInterface() string
-	AutoDetectInterface() bool
-	AutoDetectInterfaceFunc() control.Func
-	DefaultMark() uint32
-	RegisterAutoRedirectOutputMark(mark uint32) error
-	AutoRedirectOutputMark() uint32
-	NetworkMonitor() tun.NetworkUpdateMonitor
-	InterfaceMonitor() tun.DefaultInterfaceMonitor
-	PackageManager() tun.PackageManager
-	WIFIState() WIFIState
 	Rules() []Rule
-
-	ClashServer() ClashServer
-	SetClashServer(server ClashServer)
-
-	V2RayServer() V2RayServer
-	SetV2RayServer(server V2RayServer)
-
-	ResetNetwork() error
+	SetTracker(tracker ConnectionTracker)
+	ResetNetwork()
 }
 
-func ContextWithRouter(ctx context.Context, router Router) context.Context {
-	return service.ContextWith(ctx, router)
+type ConnectionTracker interface {
+	RoutedConnection(ctx context.Context, conn net.Conn, metadata InboundContext, matchedRule Rule, matchOutbound Outbound) net.Conn
+	RoutedPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext, matchedRule Rule, matchOutbound Outbound) N.PacketConn
 }
 
-func RouterFromContext(ctx context.Context) Router {
-	return service.FromContext[Router](ctx)
+// Deprecated: Use ConnectionRouterEx instead.
+type ConnectionRouter interface {
+	RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
+	RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
 }
 
-type HeadlessRule interface {
-	Match(metadata *InboundContext) bool
-	String() string
-}
-
-type Rule interface {
-	HeadlessRule
-	Service
-	Type() string
-	UpdateGeosite() error
-	Outbound() string
-}
-
-type DNSRule interface {
-	Rule
-	DisableCache() bool
-	RewriteTTL() *uint32
-	ClientSubnet() *netip.Prefix
-	WithAddressLimit() bool
-	MatchAddressLimit(metadata *InboundContext) bool
+type ConnectionRouterEx interface {
+	ConnectionRouter
+	RouteConnectionEx(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
+	RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
 }
 
 type RuleSet interface {
@@ -123,12 +68,14 @@ type RuleSetMetadata struct {
 	ContainsIPCIDRRule  bool
 }
 type HTTPStartContext struct {
+	ctx             context.Context
 	access          sync.Mutex
 	httpClientCache map[string]*http.Client
 }
 
-func NewHTTPStartContext() *HTTPStartContext {
+func NewHTTPStartContext(ctx context.Context) *HTTPStartContext {
 	return &HTTPStartContext{
+		ctx:             ctx,
 		httpClientCache: make(map[string]*http.Client),
 	}
 }
@@ -146,6 +93,10 @@ func (c *HTTPStartContext) HTTPClient(detour string, dialer N.Dialer) *http.Clie
 			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
 				return dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
 			},
+			TLSClientConfig: &tls.Config{
+				Time:    ntp.TimeFuncFromContext(c.ctx),
+				RootCAs: RootPoolFromContext(c.ctx),
+			},
 		},
 	}
 	c.httpClientCache[detour] = httpClient
@@ -159,12 +110,3 @@ func (c *HTTPStartContext) Close() {
 		client.CloseIdleConnections()
 	}
 }
-
-type InterfaceUpdateListener interface {
-	InterfaceUpdated()
-}
-
-type WIFIState struct {
-	SSID  string
-	BSSID string
-}

adapter/rule.go

@@ -0,0 +1,37 @@
+package adapter
+
+import (
+	C "github.com/sagernet/sing-box/constant"
+)
+
+type HeadlessRule interface {
+	Match(metadata *InboundContext) bool
+	String() string
+}
+
+type Rule interface {
+	HeadlessRule
+	Service
+	Type() string
+	Action() RuleAction
+}
+
+type DNSRule interface {
+	Rule
+	WithAddressLimit() bool
+	MatchAddressLimit(metadata *InboundContext) bool
+}
+
+type RuleAction interface {
+	Type() string
+	String() string
+}
+
+func IsFinalAction(action RuleAction) bool {
+	switch action.Type() {
+	case C.RuleActionTypeSniff, C.RuleActionTypeResolve:
+		return false
+	default:
+		return true
+	}
+}

adapter/upstream.go

@@ -4,112 +4,165 @@ import (
 	"context"
 	"net"
 
-	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
 
 type (
-	ConnectionHandlerFunc       = func(ctx context.Context, conn net.Conn, metadata InboundContext) error
-	PacketConnectionHandlerFunc = func(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
+	ConnectionHandlerFuncEx       = func(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
+	PacketConnectionHandlerFuncEx = func(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
 )
 
-func NewUpstreamHandler(
+func NewUpstreamHandlerEx(
 	metadata InboundContext,
-	connectionHandler ConnectionHandlerFunc,
-	packetHandler PacketConnectionHandlerFunc,
-	errorHandler E.Handler,
-) UpstreamHandlerAdapter {
-	return &myUpstreamHandlerWrapper{
+	connectionHandler ConnectionHandlerFuncEx,
+	packetHandler PacketConnectionHandlerFuncEx,
+) UpstreamHandlerAdapterEx {
+	return &myUpstreamHandlerWrapperEx{
 		metadata:          metadata,
 		connectionHandler: connectionHandler,
 		packetHandler:     packetHandler,
-		errorHandler:      errorHandler,
 	}
 }
 
-var _ UpstreamHandlerAdapter = (*myUpstreamHandlerWrapper)(nil)
+var _ UpstreamHandlerAdapterEx = (*myUpstreamHandlerWrapperEx)(nil)
 
-type myUpstreamHandlerWrapper struct {
+type myUpstreamHandlerWrapperEx struct {
 	metadata          InboundContext
-	connectionHandler ConnectionHandlerFunc
-	packetHandler     PacketConnectionHandlerFunc
-	errorHandler      E.Handler
+	connectionHandler ConnectionHandlerFuncEx
+	packetHandler     PacketConnectionHandlerFuncEx
 }
 
-func (w *myUpstreamHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+func (w *myUpstreamHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
 	myMetadata := w.metadata
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
+	if source.IsValid() {
+		myMetadata.Source = source
 	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
+	if destination.IsValid() {
+		myMetadata.Destination = destination
 	}
-	return w.connectionHandler(ctx, conn, myMetadata)
+	w.connectionHandler(ctx, conn, myMetadata, onClose)
 }
 
-func (w *myUpstreamHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+func (w *myUpstreamHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
 	myMetadata := w.metadata
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
+	if source.IsValid() {
+		myMetadata.Source = source
 	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
+	if destination.IsValid() {
+		myMetadata.Destination = destination
 	}
-	return w.packetHandler(ctx, conn, myMetadata)
+	w.packetHandler(ctx, conn, myMetadata, onClose)
 }
 
-func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
-	w.errorHandler.NewError(ctx, err)
+var _ UpstreamHandlerAdapterEx = (*myUpstreamContextHandlerWrapperEx)(nil)
+
+type myUpstreamContextHandlerWrapperEx struct {
+	connectionHandler ConnectionHandlerFuncEx
+	packetHandler     PacketConnectionHandlerFuncEx
 }
 
-func UpstreamMetadata(metadata InboundContext) M.Metadata {
-	return M.Metadata{
-		Source:      metadata.Source,
-		Destination: metadata.Destination,
-	}
-}
-
-type myUpstreamContextHandlerWrapper struct {
-	connectionHandler ConnectionHandlerFunc
-	packetHandler     PacketConnectionHandlerFunc
-	errorHandler      E.Handler
-}
-
-func NewUpstreamContextHandler(
-	connectionHandler ConnectionHandlerFunc,
-	packetHandler PacketConnectionHandlerFunc,
-	errorHandler E.Handler,
-) UpstreamHandlerAdapter {
-	return &myUpstreamContextHandlerWrapper{
+func NewUpstreamContextHandlerEx(
+	connectionHandler ConnectionHandlerFuncEx,
+	packetHandler PacketConnectionHandlerFuncEx,
+) UpstreamHandlerAdapterEx {
+	return &myUpstreamContextHandlerWrapperEx{
 		connectionHandler: connectionHandler,
 		packetHandler:     packetHandler,
-		errorHandler:      errorHandler,
 	}
 }
 
-func (w *myUpstreamContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+func (w *myUpstreamContextHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
 	myMetadata := ContextFrom(ctx)
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
+	if source.IsValid() {
+		myMetadata.Source = source
 	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
+	if destination.IsValid() {
+		myMetadata.Destination = destination
 	}
-	return w.connectionHandler(ctx, conn, *myMetadata)
+	w.connectionHandler(ctx, conn, *myMetadata, onClose)
 }
 
-func (w *myUpstreamContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+func (w *myUpstreamContextHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
 	myMetadata := ContextFrom(ctx)
-	if metadata.Source.IsValid() {
-		myMetadata.Source = metadata.Source
+	if source.IsValid() {
+		myMetadata.Source = source
 	}
-	if metadata.Destination.IsValid() {
-		myMetadata.Destination = metadata.Destination
+	if destination.IsValid() {
+		myMetadata.Destination = destination
 	}
-	return w.packetHandler(ctx, conn, *myMetadata)
+	w.packetHandler(ctx, conn, *myMetadata, onClose)
 }
 
-func (w *myUpstreamContextHandlerWrapper) NewError(ctx context.Context, err error) {
-	w.errorHandler.NewError(ctx, err)
+func NewRouteHandlerEx(
+	metadata InboundContext,
+	router ConnectionRouterEx,
+) UpstreamHandlerAdapterEx {
+	return &routeHandlerWrapperEx{
+		metadata: metadata,
+		router:   router,
+	}
+}
+
+var _ UpstreamHandlerAdapterEx = (*routeHandlerWrapperEx)(nil)
+
+type routeHandlerWrapperEx struct {
+	metadata InboundContext
+	router   ConnectionRouterEx
+}
+
+func (r *routeHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
+	if source.IsValid() {
+		r.metadata.Source = source
+	}
+	if destination.IsValid() {
+		r.metadata.Destination = destination
+	}
+	r.router.RouteConnectionEx(ctx, conn, r.metadata, onClose)
+}
+
+func (r *routeHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
+	if source.IsValid() {
+		r.metadata.Source = source
+	}
+	if destination.IsValid() {
+		r.metadata.Destination = destination
+	}
+	r.router.RoutePacketConnectionEx(ctx, conn, r.metadata, onClose)
+}
+
+func NewRouteContextHandlerEx(
+	router ConnectionRouterEx,
+) UpstreamHandlerAdapterEx {
+	return &routeContextHandlerWrapperEx{
+		router: router,
+	}
+}
+
+var _ UpstreamHandlerAdapterEx = (*routeContextHandlerWrapperEx)(nil)
+
+type routeContextHandlerWrapperEx struct {
+	router ConnectionRouterEx
+}
+
+func (r *routeContextHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
+	metadata := ContextFrom(ctx)
+	if source.IsValid() {
+		metadata.Source = source
+	}
+	if destination.IsValid() {
+		metadata.Destination = destination
+	}
+	r.router.RouteConnectionEx(ctx, conn, *metadata, onClose)
+}
+
+func (r *routeContextHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
+	metadata := ContextFrom(ctx)
+	if source.IsValid() {
+		metadata.Source = source
+	}
+	if destination.IsValid() {
+		metadata.Destination = destination
+	}
+	r.router.RoutePacketConnectionEx(ctx, conn, *metadata, onClose)
 }

adapter/upstream_legacy.go

@@ -0,0 +1,234 @@
+package adapter
+
+import (
+	"context"
+	"net"
+
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/logger"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+type (
+	// Deprecated
+	ConnectionHandlerFunc = func(ctx context.Context, conn net.Conn, metadata InboundContext) error
+	// Deprecated
+	PacketConnectionHandlerFunc = func(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
+)
+
+// Deprecated
+//
+//nolint:staticcheck
+func NewUpstreamHandler(
+	metadata InboundContext,
+	connectionHandler ConnectionHandlerFunc,
+	packetHandler PacketConnectionHandlerFunc,
+	errorHandler E.Handler,
+) UpstreamHandlerAdapter {
+	return &myUpstreamHandlerWrapper{
+		metadata:          metadata,
+		connectionHandler: connectionHandler,
+		packetHandler:     packetHandler,
+		errorHandler:      errorHandler,
+	}
+}
+
+var _ UpstreamHandlerAdapter = (*myUpstreamHandlerWrapper)(nil)
+
+// Deprecated: use myUpstreamHandlerWrapperEx instead.
+//
+//nolint:staticcheck
+type myUpstreamHandlerWrapper struct {
+	metadata          InboundContext
+	connectionHandler ConnectionHandlerFunc
+	packetHandler     PacketConnectionHandlerFunc
+	errorHandler      E.Handler
+}
+
+// Deprecated: use myUpstreamHandlerWrapperEx instead.
+func (w *myUpstreamHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+	myMetadata := w.metadata
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.connectionHandler(ctx, conn, myMetadata)
+}
+
+// Deprecated: use myUpstreamHandlerWrapperEx instead.
+func (w *myUpstreamHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+	myMetadata := w.metadata
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.packetHandler(ctx, conn, myMetadata)
+}
+
+// Deprecated: use myUpstreamHandlerWrapperEx instead.
+func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
+	w.errorHandler.NewError(ctx, err)
+}
+
+// Deprecated: removed
+func UpstreamMetadata(metadata InboundContext) M.Metadata {
+	return M.Metadata{
+		Source:      metadata.Source,
+		Destination: metadata.Destination,
+	}
+}
+
+// Deprecated: Use NewUpstreamContextHandlerEx instead.
+type myUpstreamContextHandlerWrapper struct {
+	connectionHandler ConnectionHandlerFunc
+	packetHandler     PacketConnectionHandlerFunc
+	errorHandler      E.Handler
+}
+
+// Deprecated: Use NewUpstreamContextHandlerEx instead.
+func NewUpstreamContextHandler(
+	connectionHandler ConnectionHandlerFunc,
+	packetHandler PacketConnectionHandlerFunc,
+	errorHandler E.Handler,
+) UpstreamHandlerAdapter {
+	return &myUpstreamContextHandlerWrapper{
+		connectionHandler: connectionHandler,
+		packetHandler:     packetHandler,
+		errorHandler:      errorHandler,
+	}
+}
+
+// Deprecated: Use NewUpstreamContextHandlerEx instead.
+func (w *myUpstreamContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+	myMetadata := ContextFrom(ctx)
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.connectionHandler(ctx, conn, *myMetadata)
+}
+
+// Deprecated: Use NewUpstreamContextHandlerEx instead.
+func (w *myUpstreamContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+	myMetadata := ContextFrom(ctx)
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.packetHandler(ctx, conn, *myMetadata)
+}
+
+// Deprecated: Use NewUpstreamContextHandlerEx instead.
+func (w *myUpstreamContextHandlerWrapper) NewError(ctx context.Context, err error) {
+	w.errorHandler.NewError(ctx, err)
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func NewRouteHandler(
+	metadata InboundContext,
+	router ConnectionRouter,
+	logger logger.ContextLogger,
+) UpstreamHandlerAdapter {
+	return &routeHandlerWrapper{
+		metadata: metadata,
+		router:   router,
+		logger:   logger,
+	}
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func NewRouteContextHandler(
+	router ConnectionRouter,
+	logger logger.ContextLogger,
+) UpstreamHandlerAdapter {
+	return &routeContextHandlerWrapper{
+		router: router,
+		logger: logger,
+	}
+}
+
+var _ UpstreamHandlerAdapter = (*routeHandlerWrapper)(nil)
+
+// Deprecated: Use ConnectionRouterEx instead.
+//
+//nolint:staticcheck
+type routeHandlerWrapper struct {
+	metadata InboundContext
+	router   ConnectionRouter
+	logger   logger.ContextLogger
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+	myMetadata := w.metadata
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.router.RouteConnection(ctx, conn, myMetadata)
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+	myMetadata := w.metadata
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.router.RoutePacketConnection(ctx, conn, myMetadata)
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeHandlerWrapper) NewError(ctx context.Context, err error) {
+	w.logger.ErrorContext(ctx, err)
+}
+
+var _ UpstreamHandlerAdapter = (*routeContextHandlerWrapper)(nil)
+
+// Deprecated: Use ConnectionRouterEx instead.
+type routeContextHandlerWrapper struct {
+	router ConnectionRouter
+	logger logger.ContextLogger
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
+	myMetadata := ContextFrom(ctx)
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.router.RouteConnection(ctx, conn, *myMetadata)
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
+	myMetadata := ContextFrom(ctx)
+	if metadata.Source.IsValid() {
+		myMetadata.Source = metadata.Source
+	}
+	if metadata.Destination.IsValid() {
+		myMetadata.Destination = metadata.Destination
+	}
+	return w.router.RoutePacketConnection(ctx, conn, *myMetadata)
+}
+
+// Deprecated: Use ConnectionRouterEx instead.
+func (w *routeContextHandlerWrapper) NewError(ctx context.Context, err error) {
+	w.logger.ErrorContext(ctx, err)
+}

adapter/v2ray.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"net"
 
-	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
 )
 
@@ -16,8 +15,7 @@ type V2RayServerTransport interface {
 }
 
 type V2RayServerTransportHandler interface {
-	N.TCPConnectionHandler
-	E.Handler
+	N.TCPConnectionHandlerEx
 }
 
 type V2RayClientTransport interface {

box.go

@@ -9,19 +9,27 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/adapter/endpoint"
+	"github.com/sagernet/sing-box/adapter/inbound"
+	"github.com/sagernet/sing-box/adapter/outbound"
+	"github.com/sagernet/sing-box/common/certificate"
+	"github.com/sagernet/sing-box/common/dialer"
 	"github.com/sagernet/sing-box/common/taskmonitor"
+	"github.com/sagernet/sing-box/common/tls"
 	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/dns"
+	"github.com/sagernet/sing-box/dns/transport/local"
 	"github.com/sagernet/sing-box/experimental"
 	"github.com/sagernet/sing-box/experimental/cachefile"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
-	"github.com/sagernet/sing-box/inbound"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-box/outbound"
+	"github.com/sagernet/sing-box/protocol/direct"
 	"github.com/sagernet/sing-box/route"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
+	"github.com/sagernet/sing/common/ntp"
 	"github.com/sagernet/sing/service"
 	"github.com/sagernet/sing/service/pause"
 )
@@ -30,24 +38,55 @@ var _ adapter.Service = (*Box)(nil)
 
 type Box struct {
 	createdAt    time.Time
-	router       adapter.Router
-	inbounds     []adapter.Inbound
-	outbounds    []adapter.Outbound
 	logFactory   log.Factory
 	logger       log.ContextLogger
-	preServices1 map[string]adapter.Service
-	preServices2 map[string]adapter.Service
-	postServices map[string]adapter.Service
+	network      *route.NetworkManager
+	endpoint     *endpoint.Manager
+	inbound      *inbound.Manager
+	outbound     *outbound.Manager
+	dnsTransport *dns.TransportManager
+	dnsRouter    *dns.Router
+	connection   *route.ConnectionManager
+	router       *route.Router
+	services     []adapter.LifecycleService
 	done         chan struct{}
 }
 
 type Options struct {
 	option.Options
 	Context           context.Context
-	PlatformInterface platform.Interface
 	PlatformLogWriter log.PlatformWriter
 }
 
+func Context(
+	ctx context.Context,
+	inboundRegistry adapter.InboundRegistry,
+	outboundRegistry adapter.OutboundRegistry,
+	endpointRegistry adapter.EndpointRegistry,
+	dnsTransportRegistry adapter.DNSTransportRegistry,
+) context.Context {
+	if service.FromContext[option.InboundOptionsRegistry](ctx) == nil ||
+		service.FromContext[adapter.InboundRegistry](ctx) == nil {
+		ctx = service.ContextWith[option.InboundOptionsRegistry](ctx, inboundRegistry)
+		ctx = service.ContextWith[adapter.InboundRegistry](ctx, inboundRegistry)
+	}
+	if service.FromContext[option.OutboundOptionsRegistry](ctx) == nil ||
+		service.FromContext[adapter.OutboundRegistry](ctx) == nil {
+		ctx = service.ContextWith[option.OutboundOptionsRegistry](ctx, outboundRegistry)
+		ctx = service.ContextWith[adapter.OutboundRegistry](ctx, outboundRegistry)
+	}
+	if service.FromContext[option.EndpointOptionsRegistry](ctx) == nil ||
+		service.FromContext[adapter.EndpointRegistry](ctx) == nil {
+		ctx = service.ContextWith[option.EndpointOptionsRegistry](ctx, endpointRegistry)
+		ctx = service.ContextWith[adapter.EndpointRegistry](ctx, endpointRegistry)
+	}
+	if service.FromContext[adapter.DNSTransportRegistry](ctx) == nil {
+		ctx = service.ContextWith[option.DNSTransportOptionsRegistry](ctx, dnsTransportRegistry)
+		ctx = service.ContextWith[adapter.DNSTransportRegistry](ctx, dnsTransportRegistry)
+	}
+	return ctx
+}
+
 func New(options Options) (*Box, error) {
 	createdAt := time.Now()
 	ctx := options.Context
@@ -55,6 +94,22 @@ func New(options Options) (*Box, error) {
 		ctx = context.Background()
 	}
 	ctx = service.ContextWithDefaultRegistry(ctx)
+
+	endpointRegistry := service.FromContext[adapter.EndpointRegistry](ctx)
+	inboundRegistry := service.FromContext[adapter.InboundRegistry](ctx)
+	outboundRegistry := service.FromContext[adapter.OutboundRegistry](ctx)
+	dnsTransportRegistry := service.FromContext[adapter.DNSTransportRegistry](ctx)
+
+	if endpointRegistry == nil {
+		return nil, E.New("missing endpoint registry in context")
+	}
+	if inboundRegistry == nil {
+		return nil, E.New("missing inbound registry in context")
+	}
+	if outboundRegistry == nil {
+		return nil, E.New("missing outbound registry in context")
+	}
+
 	ctx = pause.WithDefaultManager(ctx)
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
 	applyDebugOptions(common.PtrValueOrDefault(experimentalOptions.Debug))
@@ -70,8 +125,9 @@ func New(options Options) (*Box, error) {
 	if experimentalOptions.V2RayAPI != nil && experimentalOptions.V2RayAPI.Listen != "" {
 		needV2RayAPI = true
 	}
+	platformInterface := service.FromContext[platform.Interface](ctx)
 	var defaultLogWriter io.Writer
-	if options.PlatformInterface != nil {
+	if platformInterface != nil {
 		defaultLogWriter = io.Discard
 	}
 	logFactory, err := log.New(log.Options{
@@ -85,114 +141,223 @@ func New(options Options) (*Box, error) {
 	if err != nil {
 		return nil, E.Cause(err, "create log factory")
 	}
-	router, err := route.NewRouter(
-		ctx,
-		logFactory,
-		common.PtrValueOrDefault(options.Route),
-		common.PtrValueOrDefault(options.DNS),
-		common.PtrValueOrDefault(options.NTP),
-		options.Inbounds,
-		options.PlatformInterface,
-	)
-	if err != nil {
-		return nil, E.Cause(err, "parse route options")
+
+	var services []adapter.LifecycleService
+	certificateOptions := common.PtrValueOrDefault(options.Certificate)
+	if C.IsAndroid || certificateOptions.Store != "" && certificateOptions.Store != C.CertificateStoreSystem ||
+		len(certificateOptions.Certificate) > 0 ||
+		len(certificateOptions.CertificatePath) > 0 ||
+		len(certificateOptions.CertificateDirectoryPath) > 0 {
+		certificateStore, err := certificate.NewStore(ctx, logFactory.NewLogger("certificate"), certificateOptions)
+		if err != nil {
+			return nil, err
+		}
+		service.MustRegister[adapter.CertificateStore](ctx, certificateStore)
+		services = append(services, certificateStore)
+	}
+
+	routeOptions := common.PtrValueOrDefault(options.Route)
+	dnsOptions := common.PtrValueOrDefault(options.DNS)
+	endpointManager := endpoint.NewManager(logFactory.NewLogger("endpoint"), endpointRegistry)
+	inboundManager := inbound.NewManager(logFactory.NewLogger("inbound"), inboundRegistry, endpointManager)
+	outboundManager := outbound.NewManager(logFactory.NewLogger("outbound"), outboundRegistry, endpointManager, routeOptions.Final)
+	dnsTransportManager := dns.NewTransportManager(logFactory.NewLogger("dns/transport"), dnsTransportRegistry, outboundManager, dnsOptions.Final)
+	service.MustRegister[adapter.EndpointManager](ctx, endpointManager)
+	service.MustRegister[adapter.InboundManager](ctx, inboundManager)
+	service.MustRegister[adapter.OutboundManager](ctx, outboundManager)
+	service.MustRegister[adapter.DNSTransportManager](ctx, dnsTransportManager)
+	dnsRouter := dns.NewRouter(ctx, logFactory, dnsOptions)
+	service.MustRegister[adapter.DNSRouter](ctx, dnsRouter)
+	networkManager, err := route.NewNetworkManager(ctx, logFactory.NewLogger("network"), routeOptions)
+	if err != nil {
+		return nil, E.Cause(err, "initialize network manager")
+	}
+	service.MustRegister[adapter.NetworkManager](ctx, networkManager)
+	connectionManager := route.NewConnectionManager(logFactory.NewLogger("connection"))
+	service.MustRegister[adapter.ConnectionManager](ctx, connectionManager)
+	router := route.NewRouter(ctx, logFactory, routeOptions, dnsOptions)
+	service.MustRegister[adapter.Router](ctx, router)
+	err = router.Initialize(routeOptions.Rules, routeOptions.RuleSet)
+	if err != nil {
+		return nil, E.Cause(err, "initialize router")
+	}
+	ntpOptions := common.PtrValueOrDefault(options.NTP)
+	var timeService *tls.TimeServiceWrapper
+	if ntpOptions.Enabled {
+		timeService = new(tls.TimeServiceWrapper)
+		service.MustRegister[ntp.TimeService](ctx, timeService)
+	}
+	for i, transportOptions := range dnsOptions.Servers {
+		var tag string
+		if transportOptions.Tag != "" {
+			tag = transportOptions.Tag
+		} else {
+			tag = F.ToString(i)
+		}
+		err = dnsTransportManager.Create(
+			ctx,
+			logFactory.NewLogger(F.ToString("dns/", transportOptions.Type, "[", tag, "]")),
+			tag,
+			transportOptions.Type,
+			transportOptions.Options,
+		)
+		if err != nil {
+			return nil, E.Cause(err, "initialize DNS server[", i, "]")
+		}
+	}
+	err = dnsRouter.Initialize(dnsOptions.Rules)
+	if err != nil {
+		return nil, E.Cause(err, "initialize dns router")
+	}
+	for i, endpointOptions := range options.Endpoints {
+		var tag string
+		if endpointOptions.Tag != "" {
+			tag = endpointOptions.Tag
+		} else {
+			tag = F.ToString(i)
+		}
+		endpointCtx := ctx
+		if tag != "" {
+			// TODO: remove this
+			endpointCtx = adapter.WithContext(endpointCtx, &adapter.InboundContext{
+				Outbound: tag,
+			})
+		}
+		err = endpointManager.Create(
+			endpointCtx,
+			router,
+			logFactory.NewLogger(F.ToString("endpoint/", endpointOptions.Type, "[", tag, "]")),
+			tag,
+			endpointOptions.Type,
+			endpointOptions.Options,
+		)
+		if err != nil {
+			return nil, E.Cause(err, "initialize endpoint[", i, "]")
+		}
 	}
-	inbounds := make([]adapter.Inbound, 0, len(options.Inbounds))
-	outbounds := make([]adapter.Outbound, 0, len(options.Outbounds))
 	for i, inboundOptions := range options.Inbounds {
-		var in adapter.Inbound
 		var tag string
 		if inboundOptions.Tag != "" {
 			tag = inboundOptions.Tag
 		} else {
 			tag = F.ToString(i)
 		}
-		in, err = inbound.New(
+		err = inboundManager.Create(
 			ctx,
 			router,
 			logFactory.NewLogger(F.ToString("inbound/", inboundOptions.Type, "[", tag, "]")),
 			tag,
-			inboundOptions,
-			options.PlatformInterface,
+			inboundOptions.Type,
+			inboundOptions.Options,
 		)
 		if err != nil {
-			return nil, E.Cause(err, "parse inbound[", i, "]")
+			return nil, E.Cause(err, "initialize inbound[", i, "]")
 		}
-		inbounds = append(inbounds, in)
 	}
 	for i, outboundOptions := range options.Outbounds {
-		var out adapter.Outbound
 		var tag string
 		if outboundOptions.Tag != "" {
 			tag = outboundOptions.Tag
 		} else {
 			tag = F.ToString(i)
 		}
-		out, err = outbound.New(
-			ctx,
+		outboundCtx := ctx
+		if tag != "" {
+			// TODO: remove this
+			outboundCtx = adapter.WithContext(outboundCtx, &adapter.InboundContext{
+				Outbound: tag,
+			})
+		}
+		err = outboundManager.Create(
+			outboundCtx,
 			router,
 			logFactory.NewLogger(F.ToString("outbound/", outboundOptions.Type, "[", tag, "]")),
 			tag,
-			outboundOptions)
+			outboundOptions.Type,
+			outboundOptions.Options,
+		)
 		if err != nil {
-			return nil, E.Cause(err, "parse outbound[", i, "]")
+			return nil, E.Cause(err, "initialize outbound[", i, "]")
 		}
-		outbounds = append(outbounds, out)
 	}
-	err = router.Initialize(inbounds, outbounds, func() adapter.Outbound {
-		out, oErr := outbound.New(ctx, router, logFactory.NewLogger("outbound/direct"), "direct", option.Outbound{Type: "direct", Tag: "default"})
-		common.Must(oErr)
-		outbounds = append(outbounds, out)
-		return out
-	})
-	if err != nil {
-		return nil, err
-	}
-	if options.PlatformInterface != nil {
-		err = options.PlatformInterface.Initialize(ctx, router)
+	outboundManager.Initialize(common.Must1(
+		direct.NewOutbound(
+			ctx,
+			router,
+			logFactory.NewLogger("outbound/direct"),
+			"direct",
+			option.DirectOutboundOptions{},
+		),
+	))
+	dnsTransportManager.Initialize(common.Must1(
+		local.NewTransport(
+			ctx,
+			logFactory.NewLogger("dns/local"),
+			"local",
+			option.LocalDNSServerOptions{},
+		)))
+	if platformInterface != nil {
+		err = platformInterface.Initialize(networkManager)
 		if err != nil {
 			return nil, E.Cause(err, "initialize platform interface")
 		}
 	}
-	preServices1 := make(map[string]adapter.Service)
-	preServices2 := make(map[string]adapter.Service)
-	postServices := make(map[string]adapter.Service)
 	if needCacheFile {
-		cacheFile := service.FromContext[adapter.CacheFile](ctx)
-		if cacheFile == nil {
-			cacheFile = cachefile.New(ctx, common.PtrValueOrDefault(experimentalOptions.CacheFile))
-			service.MustRegister[adapter.CacheFile](ctx, cacheFile)
-		}
-		preServices1["cache file"] = cacheFile
+		cacheFile := cachefile.New(ctx, common.PtrValueOrDefault(experimentalOptions.CacheFile))
+		service.MustRegister[adapter.CacheFile](ctx, cacheFile)
+		services = append(services, cacheFile)
 	}
 	if needClashAPI {
 		clashAPIOptions := common.PtrValueOrDefault(experimentalOptions.ClashAPI)
 		clashAPIOptions.ModeList = experimental.CalculateClashModeList(options.Options)
-		clashServer, err := experimental.NewClashServer(ctx, router, logFactory.(log.ObservableFactory), clashAPIOptions)
+		clashServer, err := experimental.NewClashServer(ctx, logFactory.(log.ObservableFactory), clashAPIOptions)
 		if err != nil {
-			return nil, E.Cause(err, "create clash api server")
+			return nil, E.Cause(err, "create clash-server")
 		}
-		router.SetClashServer(clashServer)
-		preServices2["clash api"] = clashServer
+		router.SetTracker(clashServer)
+		service.MustRegister[adapter.ClashServer](ctx, clashServer)
+		services = append(services, clashServer)
 	}
 	if needV2RayAPI {
 		v2rayServer, err := experimental.NewV2RayServer(logFactory.NewLogger("v2ray-api"), common.PtrValueOrDefault(experimentalOptions.V2RayAPI))
 		if err != nil {
-			return nil, E.Cause(err, "create v2ray api server")
+			return nil, E.Cause(err, "create v2ray-server")
 		}
-		router.SetV2RayServer(v2rayServer)
-		preServices2["v2ray api"] = v2rayServer
+		if v2rayServer.StatsService() != nil {
+			router.SetTracker(v2rayServer.StatsService())
+			services = append(services, v2rayServer)
+			service.MustRegister[adapter.V2RayServer](ctx, v2rayServer)
+		}
+	}
+	if ntpOptions.Enabled {
+		ntpDialer, err := dialer.New(ctx, ntpOptions.DialerOptions, ntpOptions.ServerIsDomain())
+		if err != nil {
+			return nil, E.Cause(err, "create NTP service")
+		}
+		ntpService := ntp.NewService(ntp.Options{
+			Context:       ctx,
+			Dialer:        ntpDialer,
+			Logger:        logFactory.NewLogger("ntp"),
+			Server:        ntpOptions.ServerOptions.Build(),
+			Interval:      time.Duration(ntpOptions.Interval),
+			WriteToSystem: ntpOptions.WriteToSystem,
+		})
+		timeService.TimeService = ntpService
+		services = append(services, adapter.NewLifecycleService(ntpService, "ntp service"))
 	}
 	return &Box{
+		network:      networkManager,
+		endpoint:     endpointManager,
+		inbound:      inboundManager,
+		outbound:     outboundManager,
+		dnsTransport: dnsTransportManager,
+		dnsRouter:    dnsRouter,
+		connection:   connectionManager,
 		router:       router,
-		inbounds:     inbounds,
-		outbounds:    outbounds,
 		createdAt:    createdAt,
 		logFactory:   logFactory,
 		logger:       logFactory.Logger(),
-		preServices1: preServices1,
-		preServices2: preServices2,
-		postServices: postServices,
+		services:     services,
 		done:         make(chan struct{}),
 	}, nil
 }
@@ -243,35 +408,19 @@ func (s *Box) preStart() error {
 	if err != nil {
 		return E.Cause(err, "start logger")
 	}
-	for serviceName, service := range s.preServices1 {
-		if preService, isPreService := service.(adapter.PreStarter); isPreService {
-			monitor.Start("pre-start ", serviceName)
-			err := preService.PreStart()
-			monitor.Finish()
-			if err != nil {
-				return E.Cause(err, "pre-start ", serviceName)
-			}
-		}
-	}
-	for serviceName, service := range s.preServices2 {
-		if preService, isPreService := service.(adapter.PreStarter); isPreService {
-			monitor.Start("pre-start ", serviceName)
-			err := preService.PreStart()
-			monitor.Finish()
-			if err != nil {
-				return E.Cause(err, "pre-start ", serviceName)
-			}
-		}
-	}
-	err = s.router.PreStart()
-	if err != nil {
-		return E.Cause(err, "pre-start router")
-	}
-	err = s.startOutbounds()
+	err = adapter.StartNamed(adapter.StartStateInitialize, s.services) // cache-file clash-api v2ray-api
 	if err != nil {
 		return err
 	}
-	return s.router.Start()
+	err = adapter.Start(adapter.StartStateInitialize, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.outbound, s.inbound, s.endpoint)
+	if err != nil {
+		return err
+	}
+	err = adapter.Start(adapter.StartStateStart, s.outbound, s.dnsTransport, s.dnsRouter, s.network, s.connection, s.router)
+	if err != nil {
+		return err
+	}
+	return nil
 }
 
 func (s *Box) start() error {
@@ -279,64 +428,33 @@ func (s *Box) start() error {
 	if err != nil {
 		return err
 	}
-	for serviceName, service := range s.preServices1 {
-		err = service.Start()
-		if err != nil {
-			return E.Cause(err, "start ", serviceName)
-		}
-	}
-	for serviceName, service := range s.preServices2 {
-		err = service.Start()
-		if err != nil {
-			return E.Cause(err, "start ", serviceName)
-		}
-	}
-	for i, in := range s.inbounds {
-		var tag string
-		if in.Tag() == "" {
-			tag = F.ToString(i)
-		} else {
-			tag = in.Tag()
-		}
-		err = in.Start()
-		if err != nil {
-			return E.Cause(err, "initialize inbound/", in.Type(), "[", tag, "]")
-		}
-	}
-	err = s.postStart()
+	err = adapter.StartNamed(adapter.StartStateStart, s.services)
 	if err != nil {
 		return err
 	}
-	return s.router.Cleanup()
-}
-
-func (s *Box) postStart() error {
-	for serviceName, service := range s.postServices {
-		err := service.Start()
-		if err != nil {
-			return E.Cause(err, "start ", serviceName)
-		}
-	}
-	// TODO: reorganize ALL start order
-	for _, out := range s.outbounds {
-		if lateOutbound, isLateOutbound := out.(adapter.PostStarter); isLateOutbound {
-			err := lateOutbound.PostStart()
-			if err != nil {
-				return E.Cause(err, "post-start outbound/", out.Tag())
-			}
-		}
-	}
-	err := s.router.PostStart()
+	err = s.inbound.Start(adapter.StartStateStart)
 	if err != nil {
 		return err
 	}
-	for _, in := range s.inbounds {
-		if lateInbound, isLateInbound := in.(adapter.PostStarter); isLateInbound {
-			err = lateInbound.PostStart()
-			if err != nil {
-				return E.Cause(err, "post-start inbound/", in.Tag())
-			}
-		}
+	err = adapter.Start(adapter.StartStateStart, s.endpoint)
+	if err != nil {
+		return err
+	}
+	err = adapter.Start(adapter.StartStatePostStart, s.outbound, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.inbound, s.endpoint)
+	if err != nil {
+		return err
+	}
+	err = adapter.StartNamed(adapter.StartStatePostStart, s.services)
+	if err != nil {
+		return err
+	}
+	err = adapter.Start(adapter.StartStateStarted, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.outbound, s.inbound, s.endpoint)
+	if err != nil {
+		return err
+	}
+	err = adapter.StartNamed(adapter.StartStateStarted, s.services)
+	if err != nil {
+		return err
 	}
 	return nil
 }
@@ -348,58 +466,32 @@ func (s *Box) Close() error {
 	default:
 		close(s.done)
 	}
-	monitor := taskmonitor.New(s.logger, C.StopTimeout)
-	var errors error
-	for serviceName, service := range s.postServices {
-		monitor.Start("close ", serviceName)
-		errors = E.Append(errors, service.Close(), func(err error) error {
-			return E.Cause(err, "close ", serviceName)
-		})
-		monitor.Finish()
-	}
-	for i, in := range s.inbounds {
-		monitor.Start("close inbound/", in.Type(), "[", i, "]")
-		errors = E.Append(errors, in.Close(), func(err error) error {
-			return E.Cause(err, "close inbound/", in.Type(), "[", i, "]")
-		})
-		monitor.Finish()
-	}
-	for i, out := range s.outbounds {
-		monitor.Start("close outbound/", out.Type(), "[", i, "]")
-		errors = E.Append(errors, common.Close(out), func(err error) error {
-			return E.Cause(err, "close outbound/", out.Type(), "[", i, "]")
-		})
-		monitor.Finish()
-	}
-	monitor.Start("close router")
-	if err := common.Close(s.router); err != nil {
-		errors = E.Append(errors, err, func(err error) error {
-			return E.Cause(err, "close router")
+	err := common.Close(
+		s.inbound, s.outbound, s.endpoint, s.router, s.connection, s.dnsRouter, s.dnsTransport, s.network,
+	)
+	for _, lifecycleService := range s.services {
+		err = E.Append(err, lifecycleService.Close(), func(err error) error {
+			return E.Cause(err, "close ", lifecycleService.Name())
 		})
 	}
-	monitor.Finish()
-	for serviceName, service := range s.preServices1 {
-		monitor.Start("close ", serviceName)
-		errors = E.Append(errors, service.Close(), func(err error) error {
-			return E.Cause(err, "close ", serviceName)
-		})
-		monitor.Finish()
-	}
-	for serviceName, service := range s.preServices2 {
-		monitor.Start("close ", serviceName)
-		errors = E.Append(errors, service.Close(), func(err error) error {
-			return E.Cause(err, "close ", serviceName)
-		})
-		monitor.Finish()
-	}
-	if err := common.Close(s.logFactory); err != nil {
-		errors = E.Append(errors, err, func(err error) error {
-			return E.Cause(err, "close logger")
-		})
-	}
-	return errors
+	err = E.Append(err, s.logFactory.Close(), func(err error) error {
+		return E.Cause(err, "close logger")
+	})
+	return err
+}
+
+func (s *Box) Network() adapter.NetworkManager {
+	return s.network
 }
 
 func (s *Box) Router() adapter.Router {
 	return s.router
 }
+
+func (s *Box) Inbound() adapter.InboundManager {
+	return s.inbound
+}
+
+func (s *Box) Outbound() adapter.OutboundManager {
+	return s.outbound
+}

box_outbound.go

@@ -1,85 +0,0 @@
-package box
-
-import (
-	"strings"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/taskmonitor"
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing/common"
-	E "github.com/sagernet/sing/common/exceptions"
-	F "github.com/sagernet/sing/common/format"
-)
-
-func (s *Box) startOutbounds() error {
-	monitor := taskmonitor.New(s.logger, C.StartTimeout)
-	outboundTags := make(map[adapter.Outbound]string)
-	outbounds := make(map[string]adapter.Outbound)
-	for i, outboundToStart := range s.outbounds {
-		var outboundTag string
-		if outboundToStart.Tag() == "" {
-			outboundTag = F.ToString(i)
-		} else {
-			outboundTag = outboundToStart.Tag()
-		}
-		if _, exists := outbounds[outboundTag]; exists {
-			return E.New("outbound tag ", outboundTag, " duplicated")
-		}
-		outboundTags[outboundToStart] = outboundTag
-		outbounds[outboundTag] = outboundToStart
-	}
-	started := make(map[string]bool)
-	for {
-		canContinue := false
-	startOne:
-		for _, outboundToStart := range s.outbounds {
-			outboundTag := outboundTags[outboundToStart]
-			if started[outboundTag] {
-				continue
-			}
-			dependencies := outboundToStart.Dependencies()
-			for _, dependency := range dependencies {
-				if !started[dependency] {
-					continue startOne
-				}
-			}
-			started[outboundTag] = true
-			canContinue = true
-			if starter, isStarter := outboundToStart.(interface {
-				Start() error
-			}); isStarter {
-				monitor.Start("initialize outbound/", outboundToStart.Type(), "[", outboundTag, "]")
-				err := starter.Start()
-				monitor.Finish()
-				if err != nil {
-					return E.Cause(err, "initialize outbound/", outboundToStart.Type(), "[", outboundTag, "]")
-				}
-			}
-		}
-		if len(started) == len(s.outbounds) {
-			break
-		}
-		if canContinue {
-			continue
-		}
-		currentOutbound := common.Find(s.outbounds, func(it adapter.Outbound) bool {
-			return !started[outboundTags[it]]
-		})
-		var lintOutbound func(oTree []string, oCurrent adapter.Outbound) error
-		lintOutbound = func(oTree []string, oCurrent adapter.Outbound) error {
-			problemOutboundTag := common.Find(oCurrent.Dependencies(), func(it string) bool {
-				return !started[it]
-			})
-			if common.Contains(oTree, problemOutboundTag) {
-				return E.New("circular outbound dependency: ", strings.Join(oTree, " -> "), " -> ", problemOutboundTag)
-			}
-			problemOutbound := outbounds[problemOutboundTag]
-			if problemOutbound == nil {
-				return E.New("dependency[", problemOutboundTag, "] not found for outbound[", outboundTags[oCurrent], "]")
-			}
-			return lintOutbound(append(oTree, problemOutboundTag), problemOutbound)
-		}
-		return lintOutbound([]string{outboundTags[currentOutbound]}, currentOutbound)
-	}
-	return nil
-}

clients/android

@@ -1 +1 @@
-Subproject commit e1049099a04dbb14a0e69a1970f51daa97ee5f7b
+Subproject commit 5659088bb3fe18b7095e4b9f868c181e27739617

clients/apple

@@ -1 +1 @@
-Subproject commit 3d889ae0175fb7048d1c0ba229b2ba6c069690a5
+Subproject commit ae5818ee5a24af965dc91f80bffa16e1e6c109c1

cmd/internal/app_store_connect/main.go

@@ -5,6 +5,7 @@ import (
 	"net/http"
 	"os"
 	"strconv"
+	"strings"
 	"time"
 
 	"github.com/sagernet/asc-go/asc"
@@ -194,6 +195,10 @@ func publishTestflight(ctx context.Context) error {
 				log.Info(string(platform), " ", tag, " create submission")
 				_, _, err = client.TestFlight.CreateBetaAppReviewSubmission(ctx, build.ID)
 				if err != nil {
+					if strings.Contains(err.Error(), "ANOTHER_BUILD_IN_REVIEW") {
+						log.Error(err)
+						break
+					}
 					return err
 				}
 			}

cmd/internal/build_libbox/main.go

@@ -45,6 +45,7 @@ var (
 	debugFlags  []string
 	sharedTags  []string
 	iosTags     []string
+	memcTags    []string
 	debugTags   []string
 )
 
@@ -58,8 +59,9 @@ func init() {
 	sharedFlags = append(sharedFlags, "-ldflags", "-X github.com/sagernet/sing-box/constant.Version="+currentTag+" -s -w -buildid=")
 	debugFlags = append(debugFlags, "-ldflags", "-X github.com/sagernet/sing-box/constant.Version="+currentTag)
 
-	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_ech", "with_utls", "with_clash_api")
+	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_utls", "with_clash_api")
 	iosTags = append(iosTags, "with_dhcp", "with_low_memory", "with_conntrack")
+	memcTags = append(memcTags, "with_tailscale")
 	debugTags = append(debugTags, "debug")
 }
 
@@ -99,18 +101,19 @@ func buildAndroid() {
 		"-javapkg=io.nekohasekai",
 		"-libname=box",
 	}
+
 	if !debugEnabled {
 		args = append(args, sharedFlags...)
 	} else {
 		args = append(args, debugFlags...)
 	}
 
-	args = append(args, "-tags")
-	if !debugEnabled {
-		args = append(args, strings.Join(sharedTags, ","))
-	} else {
-		args = append(args, strings.Join(append(sharedTags, debugTags...), ","))
+	tags := append(sharedTags, memcTags...)
+	if debugEnabled {
+		tags = append(tags, debugTags...)
 	}
+
+	args = append(args, "-tags", strings.Join(tags, ","))
 	args = append(args, "./experimental/libbox")
 
 	command := exec.Command(build_shared.GoBinPath+"/gomobile", args...)
@@ -148,7 +151,9 @@ func buildApple() {
 		"-v",
 		"-target", bindTarget,
 		"-libname=box",
+		"-tags-macos=" + strings.Join(memcTags, ","),
 	}
+
 	if !debugEnabled {
 		args = append(args, sharedFlags...)
 	} else {
@@ -156,12 +161,11 @@ func buildApple() {
 	}
 
 	tags := append(sharedTags, iosTags...)
-	args = append(args, "-tags")
-	if !debugEnabled {
-		args = append(args, strings.Join(tags, ","))
-	} else {
-		args = append(args, strings.Join(append(tags, debugTags...), ","))
+	if debugEnabled {
+		tags = append(tags, debugTags...)
 	}
+
+	args = append(args, "-tags", strings.Join(tags, ","))
 	args = append(args, "./experimental/libbox")
 
 	command := exec.Command(build_shared.GoBinPath+"/gomobile", args...)

cmd/internal/build_shared/sdk.go

@@ -48,7 +48,7 @@ func FindSDK() {
 }
 
 func findNDK() bool {
-	const fixedVersion = "28.0.12674087"
+	const fixedVersion = "28.0.13004108"
 	const versionFile = "source.properties"
 	if fixedPath := filepath.Join(androidSDKPath, "ndk", fixedVersion); rw.IsFile(filepath.Join(fixedPath, versionFile)) {
 		androidNDKPath = fixedPath

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/internal/update_android_version/main.go

@@ -13,10 +13,14 @@ import (
 	"github.com/sagernet/sing/common"
 )
 
-var flagRunInCI bool
+var (
+	flagRunInCI    bool
+	flagRunNightly bool
+)
 
 func init() {
 	flag.BoolVar(&flagRunInCI, "ci", false, "Run in CI")
+	flag.BoolVar(&flagRunNightly, "nightly", false, "Run nightly")
 }
 
 func main() {
@@ -46,21 +50,23 @@ func main() {
 		switch propPair[0] {
 		case "VERSION_NAME":
 			if propPair[1] != newVersion {
+				log.Info("updated version from ", propPair[1], " to ", newVersion)
 				versionUpdated = true
 				propPair[1] = newVersion
-				log.Info("updated version to ", newVersion)
 			}
 		case "GO_VERSION":
 			if propPair[1] != runtime.Version() {
+				log.Info("updated Go version from ", propPair[1], " to ", runtime.Version())
 				goVersionUpdated = true
 				propPair[1] = runtime.Version()
-				log.Info("updated Go version to ", runtime.Version())
 			}
 		}
 	}
 	if !(versionUpdated || goVersionUpdated) {
 		log.Info("version not changed")
 		return
+	} else if flagRunInCI && !flagRunNightly {
+		log.Fatal("version changed, commit changes first.")
 	}
 	for _, propPair := range propsList {
 		switch propPair[0] {

cmd/internal/update_certificates/main.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	"encoding/csv"
+	"io"
+	"net/http"
+	"os"
+	"strings"
+
+	"github.com/sagernet/sing-box/log"
+
+	"golang.org/x/exp/slices"
+)
+
+func main() {
+	err := updateMozillaIncludedRootCAs()
+	if err != nil {
+		log.Error(err)
+	}
+}
+
+func updateMozillaIncludedRootCAs() error {
+	response, err := http.Get("https://ccadb.my.salesforce-sites.com/mozilla/IncludedCACertificateReportPEMCSV")
+	if err != nil {
+		return err
+	}
+	defer response.Body.Close()
+	reader := csv.NewReader(response.Body)
+	header, err := reader.Read()
+	if err != nil {
+		return err
+	}
+	geoIndex := slices.Index(header, "Geographic Focus")
+	nameIndex := slices.Index(header, "Common Name or Certificate Name")
+	certIndex := slices.Index(header, "PEM Info")
+
+	generated := strings.Builder{}
+	generated.WriteString(`// Code generated by 'make update_certificates'. DO NOT EDIT.
+
+package certificate
+
+import "crypto/x509"
+
+var mozillaIncluded *x509.CertPool
+
+func init() {
+	mozillaIncluded = x509.NewCertPool()
+`)
+	for {
+		record, err := reader.Read()
+		if err == io.EOF {
+			break
+		} else if err != nil {
+			return err
+		}
+		if record[geoIndex] == "China" {
+			continue
+		}
+		generated.WriteString("\n	// ")
+		generated.WriteString(record[nameIndex])
+		generated.WriteString("\n")
+		generated.WriteString("	mozillaIncluded.AppendCertsFromPEM([]byte(`")
+		cert := record[certIndex]
+		// Remove single quotes
+		cert = cert[1 : len(cert)-1]
+		generated.WriteString(cert)
+		generated.WriteString("`))\n")
+	}
+	generated.WriteString("}\n")
+	return os.WriteFile("common/certificate/mozilla.go", []byte(generated.String()), 0o644)
+}

cmd/sing-box/cmd.go

@@ -7,8 +7,9 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/sagernet/sing-box"
 	"github.com/sagernet/sing-box/experimental/deprecated"
-	_ "github.com/sagernet/sing-box/include"
+	"github.com/sagernet/sing-box/include"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing/service"
 	"github.com/sagernet/sing/service/filemanager"
@@ -68,4 +69,5 @@ func preRun(cmd *cobra.Command, args []string) {
 		configPaths = append(configPaths, "config.json")
 	}
 	globalCtx = service.ContextWith(globalCtx, deprecated.NewStderrManager(log.StdLogger()))
+	globalCtx = box.Context(globalCtx, include.InboundRegistry(), include.OutboundRegistry(), include.EndpointRegistry(), include.DNSTransportRegistry())
 }

cmd/sing-box/cmd_format.go

@@ -38,7 +38,7 @@ func format() error {
 		return err
 	}
 	for _, optionsEntry := range optionsList {
-		optionsEntry.options, err = badjson.Omitempty(optionsEntry.options)
+		optionsEntry.options, err = badjson.Omitempty(globalCtx, optionsEntry.options)
 		if err != nil {
 			return err
 		}

cmd/sing-box/cmd_generate_ech.go

@@ -9,8 +9,6 @@ import (
 	"github.com/spf13/cobra"
 )
 
-var pqSignatureSchemesEnabled bool
-
 var commandGenerateECHKeyPair = &cobra.Command{
 	Use:   "ech-keypair <plain_server_name>",
 	Short: "Generate TLS ECH key pair",
@@ -24,12 +22,11 @@ var commandGenerateECHKeyPair = &cobra.Command{
 }
 
 func init() {
-	commandGenerateECHKeyPair.Flags().BoolVar(&pqSignatureSchemesEnabled, "pq-signature-schemes-enabled", false, "Enable PQ signature schemes")
 	commandGenerate.AddCommand(commandGenerateECHKeyPair)
 }
 
 func generateECHKeyPair(serverName string) error {
-	configPem, keyPem, err := tls.ECHKeygenDefault(serverName, pqSignatureSchemesEnabled)
+	configPem, keyPem, err := tls.ECHKeygenDefault(serverName)
 	if err != nil {
 		return err
 	}

cmd/sing-box/cmd_generate_tls.go

@@ -30,7 +30,7 @@ func init() {
 }
 
 func generateTLSKeyPair(serverName string) error {
-	privateKeyPem, publicKeyPem, err := tls.GenerateKeyPair(time.Now, serverName, time.Now().AddDate(0, flagGenerateTLSKeyPairMonths, 0))
+	privateKeyPem, publicKeyPem, err := tls.GenerateCertificate(nil, nil, time.Now, serverName, time.Now().AddDate(0, flagGenerateTLSKeyPairMonths, 0))
 	if err != nil {
 		return err
 	}

cmd/sing-box/cmd_merge.go

@@ -18,7 +18,7 @@ import (
 )
 
 var commandMerge = &cobra.Command{
-	Use:   "merge <output>",
+	Use:   "merge <output-path>",
 	Short: "Merge configurations",
 	Run: func(cmd *cobra.Command, args []string) {
 		err := merge(args[0])
@@ -68,29 +68,19 @@ func merge(outputPath string) error {
 }
 
 func mergePathResources(options *option.Options) error {
-	for index, inbound := range options.Inbounds {
-		rawOptions, err := inbound.RawOptions()
-		if err != nil {
-			return err
-		}
-		if tlsOptions, containsTLSOptions := rawOptions.(option.InboundTLSOptionsWrapper); containsTLSOptions {
+	for _, inbound := range options.Inbounds {
+		if tlsOptions, containsTLSOptions := inbound.Options.(option.InboundTLSOptionsWrapper); containsTLSOptions {
 			tlsOptions.ReplaceInboundTLSOptions(mergeTLSInboundOptions(tlsOptions.TakeInboundTLSOptions()))
 		}
-		options.Inbounds[index] = inbound
 	}
-	for index, outbound := range options.Outbounds {
-		rawOptions, err := outbound.RawOptions()
-		if err != nil {
-			return err
-		}
+	for _, outbound := range options.Outbounds {
 		switch outbound.Type {
 		case C.TypeSSH:
-			outbound.SSHOptions = mergeSSHOutboundOptions(outbound.SSHOptions)
+			mergeSSHOutboundOptions(outbound.Options.(*option.SSHOutboundOptions))
 		}
-		if tlsOptions, containsTLSOptions := rawOptions.(option.OutboundTLSOptionsWrapper); containsTLSOptions {
+		if tlsOptions, containsTLSOptions := outbound.Options.(option.OutboundTLSOptionsWrapper); containsTLSOptions {
 			tlsOptions.ReplaceOutboundTLSOptions(mergeTLSOutboundOptions(tlsOptions.TakeOutboundTLSOptions()))
 		}
-		options.Outbounds[index] = outbound
 	}
 	return nil
 }
@@ -138,13 +128,12 @@ func mergeTLSOutboundOptions(options *option.OutboundTLSOptions) *option.Outboun
 	return options
 }
 
-func mergeSSHOutboundOptions(options option.SSHOutboundOptions) option.SSHOutboundOptions {
+func mergeSSHOutboundOptions(options *option.SSHOutboundOptions) {
 	if options.PrivateKeyPath != "" {
 		if content, err := os.ReadFile(os.ExpandEnv(options.PrivateKeyPath)); err == nil {
 			options.PrivateKey = trimStringArray(strings.Split(string(content), "\n"))
 		}
 	}
-	return options
 }
 
 func trimStringArray(array []string) []string {

cmd/sing-box/cmd_rule_set_match.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"context"
 	"io"
 	"os"
 
@@ -10,7 +11,7 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-box/route"
+	"github.com/sagernet/sing-box/route/rule"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 	"github.com/sagernet/sing/common/json"
@@ -83,7 +84,7 @@ func ruleSetMatch(sourcePath string, domain string) error {
 	}
 	for i, ruleOptions := range plainRuleSet.Rules {
 		var currentRule adapter.HeadlessRule
-		currentRule, err = route.NewHeadlessRule(nil, ruleOptions)
+		currentRule, err = rule.NewHeadlessRule(context.Background(), ruleOptions)
 		if err != nil {
 			return E.Cause(err, "parse rule_set.rules.[", i, "]")
 		}

cmd/sing-box/cmd_rule_set_merge.go

@@ -0,0 +1,162 @@
+package main
+
+import (
+	"bytes"
+	"io"
+	"os"
+	"path/filepath"
+	"sort"
+	"strings"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/json"
+	"github.com/sagernet/sing/common/json/badjson"
+	"github.com/sagernet/sing/common/rw"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	ruleSetPaths       []string
+	ruleSetDirectories []string
+)
+
+var commandRuleSetMerge = &cobra.Command{
+	Use:   "merge <output-path>",
+	Short: "Merge rule-set source files",
+	Run: func(cmd *cobra.Command, args []string) {
+		err := mergeRuleSet(args[0])
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+	Args: cobra.ExactArgs(1),
+}
+
+func init() {
+	commandRuleSetMerge.Flags().StringArrayVarP(&ruleSetPaths, "config", "c", nil, "set input rule-set file path")
+	commandRuleSetMerge.Flags().StringArrayVarP(&ruleSetDirectories, "config-directory", "C", nil, "set input rule-set directory path")
+	commandRuleSet.AddCommand(commandRuleSetMerge)
+}
+
+type RuleSetEntry struct {
+	content []byte
+	path    string
+	options option.PlainRuleSetCompat
+}
+
+func readRuleSetAt(path string) (*RuleSetEntry, error) {
+	var (
+		configContent []byte
+		err           error
+	)
+	if path == "stdin" {
+		configContent, err = io.ReadAll(os.Stdin)
+	} else {
+		configContent, err = os.ReadFile(path)
+	}
+	if err != nil {
+		return nil, E.Cause(err, "read config at ", path)
+	}
+	options, err := json.UnmarshalExtendedContext[option.PlainRuleSetCompat](globalCtx, configContent)
+	if err != nil {
+		return nil, E.Cause(err, "decode config at ", path)
+	}
+	return &RuleSetEntry{
+		content: configContent,
+		path:    path,
+		options: options,
+	}, nil
+}
+
+func readRuleSet() ([]*RuleSetEntry, error) {
+	var optionsList []*RuleSetEntry
+	for _, path := range ruleSetPaths {
+		optionsEntry, err := readRuleSetAt(path)
+		if err != nil {
+			return nil, err
+		}
+		optionsList = append(optionsList, optionsEntry)
+	}
+	for _, directory := range ruleSetDirectories {
+		entries, err := os.ReadDir(directory)
+		if err != nil {
+			return nil, E.Cause(err, "read rule-set directory at ", directory)
+		}
+		for _, entry := range entries {
+			if !strings.HasSuffix(entry.Name(), ".json") || entry.IsDir() {
+				continue
+			}
+			optionsEntry, err := readRuleSetAt(filepath.Join(directory, entry.Name()))
+			if err != nil {
+				return nil, err
+			}
+			optionsList = append(optionsList, optionsEntry)
+		}
+	}
+	sort.Slice(optionsList, func(i, j int) bool {
+		return optionsList[i].path < optionsList[j].path
+	})
+	return optionsList, nil
+}
+
+func readRuleSetAndMerge() (option.PlainRuleSetCompat, error) {
+	optionsList, err := readRuleSet()
+	if err != nil {
+		return option.PlainRuleSetCompat{}, err
+	}
+	if len(optionsList) == 1 {
+		return optionsList[0].options, nil
+	}
+	var optionVersion uint8
+	for _, options := range optionsList {
+		if optionVersion < options.options.Version {
+			optionVersion = options.options.Version
+		}
+	}
+	var mergedMessage json.RawMessage
+	for _, options := range optionsList {
+		mergedMessage, err = badjson.MergeJSON(globalCtx, options.options.RawMessage, mergedMessage, false)
+		if err != nil {
+			return option.PlainRuleSetCompat{}, E.Cause(err, "merge config at ", options.path)
+		}
+	}
+	mergedOptions, err := json.UnmarshalExtendedContext[option.PlainRuleSetCompat](globalCtx, mergedMessage)
+	if err != nil {
+		return option.PlainRuleSetCompat{}, E.Cause(err, "unmarshal merged config")
+	}
+	mergedOptions.Version = optionVersion
+	return mergedOptions, nil
+}
+
+func mergeRuleSet(outputPath string) error {
+	mergedOptions, err := readRuleSetAndMerge()
+	if err != nil {
+		return err
+	}
+	buffer := new(bytes.Buffer)
+	encoder := json.NewEncoder(buffer)
+	encoder.SetIndent("", "  ")
+	err = encoder.Encode(mergedOptions)
+	if err != nil {
+		return E.Cause(err, "encode config")
+	}
+	if existsContent, err := os.ReadFile(outputPath); err != nil {
+		if string(existsContent) == buffer.String() {
+			return nil
+		}
+	}
+	err = rw.MkdirParent(outputPath)
+	if err != nil {
+		return err
+	}
+	err = os.WriteFile(outputPath, buffer.Bytes(), 0o644)
+	if err != nil {
+		return err
+	}
+	outputPath, _ = filepath.Abs(outputPath)
+	os.Stderr.WriteString(outputPath + "\n")
+	return nil
+}

cmd/sing-box/cmd_rule_set_upgrade.go

@@ -61,14 +61,15 @@ func upgradeRuleSet(sourcePath string) error {
 		log.Info("already up-to-date")
 		return nil
 	}
-	plainRuleSet, err := plainRuleSetCompat.Upgrade()
+	plainRuleSetCompat.Options, err = plainRuleSetCompat.Upgrade()
 	if err != nil {
 		return err
 	}
+	plainRuleSetCompat.Version = C.RuleSetVersionCurrent
 	buffer := new(bytes.Buffer)
 	encoder := json.NewEncoder(buffer)
 	encoder.SetIndent("", "  ")
-	err = encoder.Encode(plainRuleSet)
+	err = encoder.Encode(plainRuleSetCompat)
 	if err != nil {
 		return E.Cause(err, "encode config")
 	}

cmd/sing-box/cmd_run.go

@@ -57,7 +57,7 @@ func readConfigAt(path string) (*OptionsEntry, error) {
 	if err != nil {
 		return nil, E.Cause(err, "read config at ", path)
 	}
-	options, err := json.UnmarshalExtended[option.Options](configContent)
+	options, err := json.UnmarshalExtendedContext[option.Options](globalCtx, configContent)
 	if err != nil {
 		return nil, E.Cause(err, "decode config at ", path)
 	}
@@ -109,13 +109,13 @@ func readConfigAndMerge() (option.Options, error) {
 	}
 	var mergedMessage json.RawMessage
 	for _, options := range optionsList {
-		mergedMessage, err = badjson.MergeJSON(options.options.RawMessage, mergedMessage, false)
+		mergedMessage, err = badjson.MergeJSON(globalCtx, options.options.RawMessage, mergedMessage, false)
 		if err != nil {
 			return option.Options{}, E.Cause(err, "merge config at ", options.path)
 		}
 	}
 	var mergedOptions option.Options
-	err = mergedOptions.UnmarshalJSON(mergedMessage)
+	err = mergedOptions.UnmarshalJSONContext(globalCtx, mergedMessage)
 	if err != nil {
 		return option.Options{}, E.Cause(err, "unmarshal merged config")
 	}

cmd/sing-box/cmd_tools.go

@@ -1,6 +1,9 @@
 package main
 
 import (
+	"errors"
+	"os"
+
 	"github.com/sagernet/sing-box"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -23,9 +26,11 @@ func init() {
 func createPreStartedClient() (*box.Box, error) {
 	options, err := readConfigAndMerge()
 	if err != nil {
-		return nil, err
+		if !(errors.Is(err, os.ErrNotExist) && len(configDirectories) == 0 && len(configPaths) == 1) || configPaths[0] != "config.json" {
+			return nil, err
+		}
 	}
-	instance, err := box.New(box.Options{Options: options})
+	instance, err := box.New(box.Options{Context: globalCtx, Options: options})
 	if err != nil {
 		return nil, E.Cause(err, "create service")
 	}
@@ -36,11 +41,11 @@ func createPreStartedClient() (*box.Box, error) {
 	return instance, nil
 }
 
-func createDialer(instance *box.Box, network string, outboundTag string) (N.Dialer, error) {
+func createDialer(instance *box.Box, outboundTag string) (N.Dialer, error) {
 	if outboundTag == "" {
-		return instance.Router().DefaultOutbound(N.NetworkName(network))
+		return instance.Outbound().Default(), nil
 	} else {
-		outbound, loaded := instance.Router().Outbound(outboundTag)
+		outbound, loaded := instance.Outbound().Outbound(outboundTag)
 		if !loaded {
 			return nil, E.New("outbound not found: ", outboundTag)
 		}

cmd/sing-box/cmd_tools_connect.go

@@ -45,7 +45,7 @@ func connect(address string) error {
 		return err
 	}
 	defer instance.Close()
-	dialer, err := createDialer(instance, commandConnectFlagNetwork, commandToolsFlagOutbound)
+	dialer, err := createDialer(instance, commandToolsFlagOutbound)
 	if err != nil {
 		return err
 	}

cmd/sing-box/cmd_tools_fetch.go

@@ -48,7 +48,7 @@ func fetch(args []string) error {
 	httpClient = &http.Client{
 		Transport: &http.Transport{
 			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				dialer, err := createDialer(instance, network, commandToolsFlagOutbound)
+				dialer, err := createDialer(instance, commandToolsFlagOutbound)
 				if err != nil {
 					return nil, err
 				}

cmd/sing-box/cmd_tools_fetch_http3.go

@@ -16,7 +16,7 @@ import (
 )
 
 func initializeHTTP3Client(instance *box.Box) error {
-	dialer, err := createDialer(instance, N.NetworkUDP, commandToolsFlagOutbound)
+	dialer, err := createDialer(instance, commandToolsFlagOutbound)
 	if err != nil {
 		return err
 	}

cmd/sing-box/cmd_tools_synctime.go

@@ -4,12 +4,10 @@ import (
 	"context"
 	"os"
 
-	"github.com/sagernet/sing-box/common/settings"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
 	"github.com/sagernet/sing/common/ntp"
 
 	"github.com/spf13/cobra"
@@ -45,7 +43,7 @@ func syncTime() error {
 	if err != nil {
 		return err
 	}
-	dialer, err := createDialer(instance, N.NetworkUDP, commandToolsFlagOutbound)
+	dialer, err := createDialer(instance, commandToolsFlagOutbound)
 	if err != nil {
 		return err
 	}
@@ -59,7 +57,7 @@ func syncTime() error {
 		return err
 	}
 	if commandSyncTimeWrite {
-		err = settings.SetSystemTime(response.Time)
+		err = ntp.SetSystemTime(response.Time)
 		if err != nil {
 			return E.Cause(err, "write time to system")
 		}

cmd/sing-box/internal/convertor/adguard/convertor_test.go

@@ -1,11 +1,12 @@
 package adguard
 
 import (
+	"context"
 	"strings"
 	"testing"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/route"
+	"github.com/sagernet/sing-box/route/rule"
 
 	"github.com/stretchr/testify/require"
 )
@@ -26,7 +27,7 @@ example.arpa
 `))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
-	rule, err := route.NewHeadlessRule(nil, rules[0])
+	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])
 	require.NoError(t, err)
 	matchDomain := []string{
 		"example.org",
@@ -85,7 +86,7 @@ func TestHosts(t *testing.T) {
 `))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
-	rule, err := route.NewHeadlessRule(nil, rules[0])
+	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])
 	require.NoError(t, err)
 	matchDomain := []string{
 		"google.com",
@@ -115,7 +116,7 @@ www.example.org
 `))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
-	rule, err := route.NewHeadlessRule(nil, rules[0])
+	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])
 	require.NoError(t, err)
 	matchDomain := []string{
 		"example.com",

common/badtls/read_wait_ech.go

@@ -1,31 +0,0 @@
-//go:build go1.21 && !without_badtls && with_ech
-
-package badtls
-
-import (
-	"net"
-	_ "unsafe"
-
-	"github.com/sagernet/cloudflare-tls"
-	"github.com/sagernet/sing/common"
-)
-
-func init() {
-	tlsRegistry = append(tlsRegistry, func(conn net.Conn) (loaded bool, tlsReadRecord func() error, tlsHandlePostHandshakeMessage func() error) {
-		tlsConn, loaded := common.Cast[*tls.Conn](conn)
-		if !loaded {
-			return
-		}
-		return true, func() error {
-				return echReadRecord(tlsConn)
-			}, func() error {
-				return echHandlePostHandshakeMessage(tlsConn)
-			}
-	})
-}
-
-//go:linkname echReadRecord github.com/sagernet/cloudflare-tls.(*Conn).readRecord
-func echReadRecord(c *tls.Conn) error
-
-//go:linkname echHandlePostHandshakeMessage github.com/sagernet/cloudflare-tls.(*Conn).handlePostHandshakeMessage
-func echHandlePostHandshakeMessage(c *tls.Conn) error

common/certificate/store.go

@@ -0,0 +1,185 @@
+package certificate
+
+import (
+	"context"
+	"crypto/x509"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/sagernet/fswatch"
+	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/experimental/libbox/platform"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/logger"
+	"github.com/sagernet/sing/service"
+)
+
+var _ adapter.CertificateStore = (*Store)(nil)
+
+type Store struct {
+	systemPool                *x509.CertPool
+	currentPool               *x509.CertPool
+	certificate               string
+	certificatePaths          []string
+	certificateDirectoryPaths []string
+	watcher                   *fswatch.Watcher
+}
+
+func NewStore(ctx context.Context, logger logger.Logger, options option.CertificateOptions) (*Store, error) {
+	var systemPool *x509.CertPool
+	switch options.Store {
+	case C.CertificateStoreSystem, "":
+		systemPool = x509.NewCertPool()
+		platformInterface := service.FromContext[platform.Interface](ctx)
+		var systemValid bool
+		if platformInterface != nil {
+			for _, cert := range platformInterface.SystemCertificates() {
+				if systemPool.AppendCertsFromPEM([]byte(cert)) {
+					systemValid = true
+				}
+			}
+		}
+		if !systemValid {
+			certPool, err := x509.SystemCertPool()
+			if err != nil {
+				return nil, err
+			}
+			systemPool = certPool
+		}
+	case C.CertificateStoreMozilla:
+		systemPool = mozillaIncluded
+	case C.CertificateStoreNone:
+		systemPool = nil
+	default:
+		return nil, E.New("unknown certificate store: ", options.Store)
+	}
+	store := &Store{
+		systemPool:                systemPool,
+		certificate:               strings.Join(options.Certificate, "\n"),
+		certificatePaths:          options.CertificatePath,
+		certificateDirectoryPaths: options.CertificateDirectoryPath,
+	}
+	var watchPaths []string
+	for _, target := range options.CertificatePath {
+		watchPaths = append(watchPaths, target)
+	}
+	for _, target := range options.CertificateDirectoryPath {
+		watchPaths = append(watchPaths, target)
+	}
+	if len(watchPaths) > 0 {
+		watcher, err := fswatch.NewWatcher(fswatch.Options{
+			Path:   watchPaths,
+			Logger: logger,
+			Callback: func(_ string) {
+				err := store.update()
+				if err != nil {
+					logger.Error(E.Cause(err, "reload certificates"))
+				}
+			},
+		})
+		if err != nil {
+			return nil, E.Cause(err, "fswatch: create fsnotify watcher")
+		}
+		store.watcher = watcher
+	}
+	err := store.update()
+	if err != nil {
+		return nil, E.Cause(err, "initializing certificate store")
+	}
+	return store, nil
+}
+
+func (s *Store) Name() string {
+	return "certificate"
+}
+
+func (s *Store) Start(stage adapter.StartStage) error {
+	if stage != adapter.StartStateStart {
+		return nil
+	}
+	if s.watcher != nil {
+		return s.watcher.Start()
+	}
+	return nil
+}
+
+func (s *Store) Close() error {
+	if s.watcher != nil {
+		return s.watcher.Close()
+	}
+	return nil
+}
+
+func (s *Store) Pool() *x509.CertPool {
+	return s.currentPool
+}
+
+func (s *Store) update() error {
+	var currentPool *x509.CertPool
+	if s.systemPool == nil {
+		currentPool = x509.NewCertPool()
+	} else {
+		currentPool = s.systemPool.Clone()
+	}
+	if s.certificate != "" {
+		if !currentPool.AppendCertsFromPEM([]byte(s.certificate)) {
+			return E.New("invalid certificate PEM strings")
+		}
+	}
+	for _, path := range s.certificatePaths {
+		pemContent, err := os.ReadFile(path)
+		if err != nil {
+			return err
+		}
+		if !currentPool.AppendCertsFromPEM(pemContent) {
+			return E.New("invalid certificate PEM file: ", path)
+		}
+	}
+	var firstErr error
+	for _, directoryPath := range s.certificateDirectoryPaths {
+		directoryEntries, err := readUniqueDirectoryEntries(directoryPath)
+		if err != nil {
+			if firstErr == nil && !os.IsNotExist(err) {
+				firstErr = E.Cause(err, "invalid certificate directory: ", directoryPath)
+			}
+			continue
+		}
+		for _, directoryEntry := range directoryEntries {
+			pemContent, err := os.ReadFile(filepath.Join(directoryPath, directoryEntry.Name()))
+			if err == nil {
+				currentPool.AppendCertsFromPEM(pemContent)
+			}
+		}
+	}
+	if firstErr != nil {
+		return firstErr
+	}
+	s.currentPool = currentPool
+	return nil
+}
+
+func readUniqueDirectoryEntries(dir string) ([]fs.DirEntry, error) {
+	files, err := os.ReadDir(dir)
+	if err != nil {
+		return nil, err
+	}
+	uniq := files[:0]
+	for _, f := range files {
+		if !isSameDirSymlink(f, dir) {
+			uniq = append(uniq, f)
+		}
+	}
+	return uniq, nil
+}
+
+func isSameDirSymlink(f fs.DirEntry, dir string) bool {
+	if f.Type()&fs.ModeSymlink == 0 {
+		return false
+	}
+	target, err := os.Readlink(filepath.Join(dir, f.Name()))
+	return err == nil && !strings.Contains(target, "/")
+}

common/dialer/default.go

@@ -2,73 +2,133 @@ package dialer
 
 import (
 	"context"
+	"errors"
 	"net"
+	"net/netip"
+	"syscall"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/conntrack"
+	"github.com/sagernet/sing-box/common/listener"
 	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/atomic"
 	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service"
 )
 
-var _ WireGuardListener = (*DefaultDialer)(nil)
+var (
+	_ ParallelInterfaceDialer = (*DefaultDialer)(nil)
+	_ WireGuardListener       = (*DefaultDialer)(nil)
+)
 
 type DefaultDialer struct {
-	dialer4             tcpDialer
-	dialer6             tcpDialer
-	udpDialer4          net.Dialer
-	udpDialer6          net.Dialer
-	udpListener         net.ListenConfig
-	udpAddr4            string
-	udpAddr6            string
-	isWireGuardListener bool
+	dialer4                tcpDialer
+	dialer6                tcpDialer
+	udpDialer4             net.Dialer
+	udpDialer6             net.Dialer
+	udpListener            net.ListenConfig
+	udpAddr4               string
+	udpAddr6               string
+	netns                  string
+	networkManager         adapter.NetworkManager
+	networkStrategy        *C.NetworkStrategy
+	defaultNetworkStrategy bool
+	networkType            []C.InterfaceType
+	fallbackNetworkType    []C.InterfaceType
+	networkFallbackDelay   time.Duration
+	networkLastFallback    atomic.TypedValue[time.Time]
 }
 
-func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDialer, error) {
-	var dialer net.Dialer
-	var listener net.ListenConfig
+func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDialer, error) {
+	networkManager := service.FromContext[adapter.NetworkManager](ctx)
+	platformInterface := service.FromContext[platform.Interface](ctx)
+
+	var (
+		dialer                 net.Dialer
+		listener               net.ListenConfig
+		interfaceFinder        control.InterfaceFinder
+		networkStrategy        *C.NetworkStrategy
+		defaultNetworkStrategy bool
+		networkType            []C.InterfaceType
+		fallbackNetworkType    []C.InterfaceType
+		networkFallbackDelay   time.Duration
+	)
+	if networkManager != nil {
+		interfaceFinder = networkManager.InterfaceFinder()
+	} else {
+		interfaceFinder = control.NewDefaultInterfaceFinder()
+	}
 	if options.BindInterface != "" {
-		var interfaceFinder control.InterfaceFinder
-		if router != nil {
-			interfaceFinder = router.InterfaceFinder()
-		} else {
-			interfaceFinder = control.NewDefaultInterfaceFinder()
-		}
 		bindFunc := control.BindToInterface(interfaceFinder, options.BindInterface, -1)
 		dialer.Control = control.Append(dialer.Control, bindFunc)
 		listener.Control = control.Append(listener.Control, bindFunc)
-	} else if router != nil && router.AutoDetectInterface() {
-		bindFunc := router.AutoDetectInterfaceFunc()
-		dialer.Control = control.Append(dialer.Control, bindFunc)
-		listener.Control = control.Append(listener.Control, bindFunc)
-	} else if router != nil && router.DefaultInterface() != "" {
-		bindFunc := control.BindToInterface(router.InterfaceFinder(), router.DefaultInterface(), -1)
-		dialer.Control = control.Append(dialer.Control, bindFunc)
-		listener.Control = control.Append(listener.Control, bindFunc)
-	}
-	var autoRedirectOutputMark uint32
-	if router != nil {
-		autoRedirectOutputMark = router.AutoRedirectOutputMark()
-	}
-	if autoRedirectOutputMark > 0 {
-		dialer.Control = control.Append(dialer.Control, control.RoutingMark(autoRedirectOutputMark))
-		listener.Control = control.Append(listener.Control, control.RoutingMark(autoRedirectOutputMark))
 	}
 	if options.RoutingMark > 0 {
-		dialer.Control = control.Append(dialer.Control, control.RoutingMark(options.RoutingMark))
-		listener.Control = control.Append(listener.Control, control.RoutingMark(options.RoutingMark))
+		dialer.Control = control.Append(dialer.Control, control.RoutingMark(uint32(options.RoutingMark)))
+		listener.Control = control.Append(listener.Control, control.RoutingMark(uint32(options.RoutingMark)))
+	}
+	if networkManager != nil {
+		autoRedirectOutputMark := networkManager.AutoRedirectOutputMark()
 		if autoRedirectOutputMark > 0 {
-			return nil, E.New("`auto_redirect` with `route_[_exclude]_address_set is conflict with `routing_mark`")
+			if options.RoutingMark > 0 {
+				return nil, E.New("`routing_mark` is conflict with `tun.auto_redirect` with `tun.route_[_exclude]_address_set")
+			}
+			dialer.Control = control.Append(dialer.Control, control.RoutingMark(autoRedirectOutputMark))
+			listener.Control = control.Append(listener.Control, control.RoutingMark(autoRedirectOutputMark))
 		}
-	} else if router != nil && router.DefaultMark() > 0 {
-		dialer.Control = control.Append(dialer.Control, control.RoutingMark(router.DefaultMark()))
-		listener.Control = control.Append(listener.Control, control.RoutingMark(router.DefaultMark()))
-		if autoRedirectOutputMark > 0 {
-			return nil, E.New("`auto_redirect` with `route_[_exclude]_address_set is conflict with `default_mark`")
+	}
+	disableDefaultBind := options.BindInterface != "" || options.Inet4BindAddress != nil || options.Inet6BindAddress != nil
+	if disableDefaultBind || options.TCPFastOpen {
+		if options.NetworkStrategy != nil || len(options.NetworkType) > 0 && options.FallbackNetworkType == nil && options.FallbackDelay == 0 {
+			return nil, E.New("`network_strategy` is conflict with `bind_interface`, `inet4_bind_address`, `inet6_bind_address` and `tcp_fast_open`")
+		}
+	}
+
+	if networkManager != nil {
+		defaultOptions := networkManager.DefaultOptions()
+		if !disableDefaultBind {
+			if defaultOptions.BindInterface != "" {
+				bindFunc := control.BindToInterface(networkManager.InterfaceFinder(), defaultOptions.BindInterface, -1)
+				dialer.Control = control.Append(dialer.Control, bindFunc)
+				listener.Control = control.Append(listener.Control, bindFunc)
+			} else if networkManager.AutoDetectInterface() {
+				if platformInterface != nil {
+					networkStrategy = (*C.NetworkStrategy)(options.NetworkStrategy)
+					if networkStrategy == nil {
+						networkStrategy = common.Ptr(C.NetworkStrategyDefault)
+						defaultNetworkStrategy = true
+					}
+					networkType = common.Map(options.NetworkType, option.InterfaceType.Build)
+					fallbackNetworkType = common.Map(options.FallbackNetworkType, option.InterfaceType.Build)
+					if networkStrategy == nil && len(networkType) == 0 && len(fallbackNetworkType) == 0 {
+						networkStrategy = defaultOptions.NetworkStrategy
+						networkType = defaultOptions.NetworkType
+						fallbackNetworkType = defaultOptions.FallbackNetworkType
+					}
+					networkFallbackDelay = time.Duration(options.FallbackDelay)
+					if networkFallbackDelay == 0 && defaultOptions.FallbackDelay != 0 {
+						networkFallbackDelay = defaultOptions.FallbackDelay
+					}
+					bindFunc := networkManager.ProtectFunc()
+					dialer.Control = control.Append(dialer.Control, bindFunc)
+					listener.Control = control.Append(listener.Control, bindFunc)
+				} else {
+					bindFunc := networkManager.AutoDetectInterfaceFunc()
+					dialer.Control = control.Append(dialer.Control, bindFunc)
+					listener.Control = control.Append(listener.Control, bindFunc)
+				}
+			}
+		}
+		if options.RoutingMark == 0 && defaultOptions.RoutingMark != 0 {
+			dialer.Control = control.Append(dialer.Control, control.RoutingMark(defaultOptions.RoutingMark))
+			listener.Control = control.Append(listener.Control, control.RoutingMark(defaultOptions.RoutingMark))
 		}
 	}
 	if options.ReuseAddr {
@@ -102,7 +162,7 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		udpAddr4   string
 	)
 	if options.Inet4BindAddress != nil {
-		bindAddr := options.Inet4BindAddress.Build()
+		bindAddr := options.Inet4BindAddress.Build(netip.IPv4Unspecified())
 		dialer4.LocalAddr = &net.TCPAddr{IP: bindAddr.AsSlice()}
 		udpDialer4.LocalAddr = &net.UDPAddr{IP: bindAddr.AsSlice()}
 		udpAddr4 = M.SocksaddrFrom(bindAddr, 0).String()
@@ -113,7 +173,7 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		udpAddr6   string
 	)
 	if options.Inet6BindAddress != nil {
-		bindAddr := options.Inet6BindAddress.Build()
+		bindAddr := options.Inet6BindAddress.Build(netip.IPv6Unspecified())
 		dialer6.LocalAddr = &net.TCPAddr{IP: bindAddr.AsSlice()}
 		udpDialer6.LocalAddr = &net.UDPAddr{IP: bindAddr.AsSlice()}
 		udpAddr6 = M.SocksaddrFrom(bindAddr, 0).String()
@@ -124,11 +184,6 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		}
 		setMultiPathTCP(&dialer4)
 	}
-	if options.IsWireGuardListener {
-		for _, controlFn := range wgControlFns {
-			listener.Control = control.Append(listener.Control, controlFn)
-		}
-	}
 	tcpDialer4, err := newTCPDialer(dialer4, options.TCPFastOpen)
 	if err != nil {
 		return nil, err
@@ -138,44 +193,145 @@ func NewDefault(router adapter.Router, options option.DialerOptions) (*DefaultDi
 		return nil, err
 	}
 	return &DefaultDialer{
-		tcpDialer4,
-		tcpDialer6,
-		udpDialer4,
-		udpDialer6,
-		listener,
-		udpAddr4,
-		udpAddr6,
-		options.IsWireGuardListener,
+		dialer4:                tcpDialer4,
+		dialer6:                tcpDialer6,
+		udpDialer4:             udpDialer4,
+		udpDialer6:             udpDialer6,
+		udpListener:            listener,
+		udpAddr4:               udpAddr4,
+		udpAddr6:               udpAddr6,
+		netns:                  options.NetNs,
+		networkManager:         networkManager,
+		networkStrategy:        networkStrategy,
+		defaultNetworkStrategy: defaultNetworkStrategy,
+		networkType:            networkType,
+		fallbackNetworkType:    fallbackNetworkType,
+		networkFallbackDelay:   networkFallbackDelay,
 	}, nil
 }
 
 func (d *DefaultDialer) DialContext(ctx context.Context, network string, address M.Socksaddr) (net.Conn, error) {
 	if !address.IsValid() {
 		return nil, E.New("invalid address")
+	} else if address.IsFqdn() {
+		return nil, E.New("domain not resolved")
 	}
-	switch N.NetworkName(network) {
-	case N.NetworkUDP:
-		if !address.IsIPv6() {
-			return trackConn(d.udpDialer4.DialContext(ctx, network, address.String()))
-		} else {
-			return trackConn(d.udpDialer6.DialContext(ctx, network, address.String()))
-		}
-	}
-	if !address.IsIPv6() {
-		return trackConn(DialSlowContext(&d.dialer4, ctx, network, address))
+	if d.networkStrategy == nil {
+		return trackConn(listener.ListenNetworkNamespace[net.Conn](d.netns, func() (net.Conn, error) {
+			switch N.NetworkName(network) {
+			case N.NetworkUDP:
+				if !address.IsIPv6() {
+					return d.udpDialer4.DialContext(ctx, network, address.String())
+				} else {
+					return d.udpDialer6.DialContext(ctx, network, address.String())
+				}
+			}
+			if !address.IsIPv6() {
+				return DialSlowContext(&d.dialer4, ctx, network, address)
+			} else {
+				return DialSlowContext(&d.dialer6, ctx, network, address)
+			}
+		}))
 	} else {
-		return trackConn(DialSlowContext(&d.dialer6, ctx, network, address))
+		return d.DialParallelInterface(ctx, network, address, d.networkStrategy, d.networkType, d.fallbackNetworkType, d.networkFallbackDelay)
 	}
 }
 
-func (d *DefaultDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	if destination.IsIPv6() {
-		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr6))
-	} else if destination.IsIPv4() && !destination.Addr.IsUnspecified() {
-		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP+"4", d.udpAddr4))
-	} else {
-		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr4))
+func (d *DefaultDialer) DialParallelInterface(ctx context.Context, network string, address M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error) {
+	if strategy == nil {
+		strategy = d.networkStrategy
 	}
+	if strategy == nil {
+		return d.DialContext(ctx, network, address)
+	}
+	if len(interfaceType) == 0 {
+		interfaceType = d.networkType
+	}
+	if len(fallbackInterfaceType) == 0 {
+		fallbackInterfaceType = d.fallbackNetworkType
+	}
+	if fallbackDelay == 0 {
+		fallbackDelay = d.networkFallbackDelay
+	}
+	var dialer net.Dialer
+	if N.NetworkName(network) == N.NetworkTCP {
+		dialer = dialerFromTCPDialer(d.dialer4)
+	} else {
+		dialer = d.udpDialer4
+	}
+	fastFallback := time.Now().Sub(d.networkLastFallback.Load()) < C.TCPTimeout
+	var (
+		conn      net.Conn
+		isPrimary bool
+		err       error
+	)
+	if !fastFallback {
+		conn, isPrimary, err = d.dialParallelInterface(ctx, dialer, network, address.String(), *strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	} else {
+		conn, isPrimary, err = d.dialParallelInterfaceFastFallback(ctx, dialer, network, address.String(), *strategy, interfaceType, fallbackInterfaceType, fallbackDelay, d.networkLastFallback.Store)
+	}
+	if err != nil {
+		// bind interface failed on legacy xiaomi systems
+		if d.defaultNetworkStrategy && errors.Is(err, syscall.EPERM) {
+			d.networkStrategy = nil
+			return d.DialContext(ctx, network, address)
+		} else {
+			return nil, err
+		}
+	}
+	if !fastFallback && !isPrimary {
+		d.networkLastFallback.Store(time.Now())
+	}
+	return trackConn(conn, nil)
+}
+
+func (d *DefaultDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	if d.networkStrategy == nil {
+		return trackPacketConn(listener.ListenNetworkNamespace[net.PacketConn](d.netns, func() (net.PacketConn, error) {
+			if destination.IsIPv6() {
+				return d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr6)
+			} else if destination.IsIPv4() && !destination.Addr.IsUnspecified() {
+				return d.udpListener.ListenPacket(ctx, N.NetworkUDP+"4", d.udpAddr4)
+			} else {
+				return d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr4)
+			}
+		}))
+	} else {
+		return d.ListenSerialInterfacePacket(ctx, destination, d.networkStrategy, d.networkType, d.fallbackNetworkType, d.networkFallbackDelay)
+	}
+}
+
+func (d *DefaultDialer) ListenSerialInterfacePacket(ctx context.Context, destination M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, error) {
+	if strategy == nil {
+		strategy = d.networkStrategy
+	}
+	if strategy == nil {
+		return d.ListenPacket(ctx, destination)
+	}
+	if len(interfaceType) == 0 {
+		interfaceType = d.networkType
+	}
+	if len(fallbackInterfaceType) == 0 {
+		fallbackInterfaceType = d.fallbackNetworkType
+	}
+	if fallbackDelay == 0 {
+		fallbackDelay = d.networkFallbackDelay
+	}
+	network := N.NetworkUDP
+	if destination.IsIPv4() && !destination.Addr.IsUnspecified() {
+		network += "4"
+	}
+	packetConn, err := d.listenSerialInterfacePacket(ctx, d.udpListener, network, "", *strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	if err != nil {
+		// bind interface failed on legacy xiaomi systems
+		if d.defaultNetworkStrategy && errors.Is(err, syscall.EPERM) {
+			d.networkStrategy = nil
+			return d.ListenPacket(ctx, destination)
+		} else {
+			return nil, err
+		}
+	}
+	return trackPacketConn(packetConn, nil)
 }
 
 func (d *DefaultDialer) ListenPacketCompat(network, address string) (net.PacketConn, error) {

common/dialer/default_go1.20.go

@@ -13,3 +13,7 @@ type tcpDialer = tfo.Dialer
 func newTCPDialer(dialer net.Dialer, tfoEnabled bool) (tcpDialer, error) {
 	return tfo.Dialer{Dialer: dialer, DisableTFO: !tfoEnabled}, nil
 }
+
+func dialerFromTCPDialer(dialer tcpDialer) net.Dialer {
+	return dialer.Dialer
+}

common/dialer/default_nongo1.20.go

@@ -16,3 +16,7 @@ func newTCPDialer(dialer net.Dialer, tfoEnabled bool) (tcpDialer, error) {
 	}
 	return dialer, nil
 }
+
+func dialerFromTCPDialer(dialer tcpDialer) net.Dialer {
+	return dialer
+}

common/dialer/default_parallel_interface.go

@@ -0,0 +1,244 @@
+package dialer
+
+import (
+	"context"
+	"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/control"
+	E "github.com/sagernet/sing/common/exceptions"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func (d *DefaultDialer) dialParallelInterface(ctx context.Context, dialer net.Dialer, network string, addr string, strategy C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, bool, error) {
+	primaryInterfaces, fallbackInterfaces := selectInterfaces(d.networkManager, strategy, interfaceType, fallbackInterfaceType)
+	if len(primaryInterfaces)+len(fallbackInterfaces) == 0 {
+		return nil, false, E.New("no available network interface")
+	}
+	defaultInterface := d.networkManager.InterfaceMonitor().DefaultInterface()
+	if fallbackDelay == 0 {
+		fallbackDelay = N.DefaultFallbackDelay
+	}
+	returned := make(chan struct{})
+	defer close(returned)
+	type dialResult struct {
+		net.Conn
+		error
+		primary bool
+	}
+	results := make(chan dialResult) // unbuffered
+	startRacer := func(ctx context.Context, primary bool, iif adapter.NetworkInterface) {
+		perNetDialer := dialer
+		if defaultInterface == nil || iif.Index != defaultInterface.Index {
+			perNetDialer.Control = control.Append(perNetDialer.Control, control.BindToInterface(nil, iif.Name, iif.Index))
+		}
+		conn, err := perNetDialer.DialContext(ctx, network, addr)
+		if err != nil {
+			select {
+			case results <- dialResult{error: E.Cause(err, "dial ", iif.Name, " (", iif.Index, ")"), primary: primary}:
+			case <-returned:
+			}
+		} else {
+			select {
+			case results <- dialResult{Conn: conn, primary: primary}:
+			case <-returned:
+				conn.Close()
+			}
+		}
+	}
+	primaryCtx, primaryCancel := context.WithCancel(ctx)
+	defer primaryCancel()
+	for _, iif := range primaryInterfaces {
+		go startRacer(primaryCtx, true, iif)
+	}
+	var (
+		fallbackTimer *time.Timer
+		fallbackChan  <-chan time.Time
+	)
+	if len(fallbackInterfaces) > 0 {
+		fallbackTimer = time.NewTimer(fallbackDelay)
+		defer fallbackTimer.Stop()
+		fallbackChan = fallbackTimer.C
+	}
+	var errors []error
+	for {
+		select {
+		case <-fallbackChan:
+			fallbackCtx, fallbackCancel := context.WithCancel(ctx)
+			defer fallbackCancel()
+			for _, iif := range fallbackInterfaces {
+				go startRacer(fallbackCtx, false, iif)
+			}
+		case res := <-results:
+			if res.error == nil {
+				return res.Conn, res.primary, nil
+			}
+			errors = append(errors, res.error)
+			if len(errors) == len(primaryInterfaces)+len(fallbackInterfaces) {
+				return nil, false, E.Errors(errors...)
+			}
+			if res.primary && fallbackTimer != nil && fallbackTimer.Stop() {
+				fallbackTimer.Reset(0)
+			}
+		}
+	}
+}
+
+func (d *DefaultDialer) dialParallelInterfaceFastFallback(ctx context.Context, dialer net.Dialer, network string, addr string, strategy C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration, resetFastFallback func(time.Time)) (net.Conn, bool, error) {
+	primaryInterfaces, fallbackInterfaces := selectInterfaces(d.networkManager, strategy, interfaceType, fallbackInterfaceType)
+	if len(primaryInterfaces)+len(fallbackInterfaces) == 0 {
+		return nil, false, E.New("no available network interface")
+	}
+	defaultInterface := d.networkManager.InterfaceMonitor().DefaultInterface()
+	if fallbackDelay == 0 {
+		fallbackDelay = N.DefaultFallbackDelay
+	}
+	returned := make(chan struct{})
+	defer close(returned)
+	type dialResult struct {
+		net.Conn
+		error
+		primary bool
+	}
+	startAt := time.Now()
+	results := make(chan dialResult) // unbuffered
+	startRacer := func(ctx context.Context, primary bool, iif adapter.NetworkInterface) {
+		perNetDialer := dialer
+		if defaultInterface == nil || iif.Index != defaultInterface.Index {
+			perNetDialer.Control = control.Append(perNetDialer.Control, control.BindToInterface(nil, iif.Name, iif.Index))
+		}
+		conn, err := perNetDialer.DialContext(ctx, network, addr)
+		if err != nil {
+			select {
+			case results <- dialResult{error: E.Cause(err, "dial ", iif.Name, " (", iif.Index, ")"), primary: primary}:
+			case <-returned:
+			}
+		} else {
+			select {
+			case results <- dialResult{Conn: conn, primary: primary}:
+			case <-returned:
+				if primary && time.Since(startAt) <= fallbackDelay {
+					resetFastFallback(time.Time{})
+				}
+				conn.Close()
+			}
+		}
+	}
+	for _, iif := range primaryInterfaces {
+		go startRacer(ctx, true, iif)
+	}
+	fallbackCtx, fallbackCancel := context.WithCancel(ctx)
+	defer fallbackCancel()
+	for _, iif := range fallbackInterfaces {
+		go startRacer(fallbackCtx, false, iif)
+	}
+	var errors []error
+	for {
+		select {
+		case res := <-results:
+			if res.error == nil {
+				return res.Conn, res.primary, nil
+			}
+			errors = append(errors, res.error)
+			if len(errors) == len(primaryInterfaces)+len(fallbackInterfaces) {
+				return nil, false, E.Errors(errors...)
+			}
+		}
+	}
+}
+
+func (d *DefaultDialer) listenSerialInterfacePacket(ctx context.Context, listener net.ListenConfig, network string, addr string, strategy C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, error) {
+	primaryInterfaces, fallbackInterfaces := selectInterfaces(d.networkManager, strategy, interfaceType, fallbackInterfaceType)
+	if len(primaryInterfaces)+len(fallbackInterfaces) == 0 {
+		return nil, E.New("no available network interface")
+	}
+	defaultInterface := d.networkManager.InterfaceMonitor().DefaultInterface()
+	var errors []error
+	for _, primaryInterface := range primaryInterfaces {
+		perNetListener := listener
+		if defaultInterface == nil || primaryInterface.Index != defaultInterface.Index {
+			perNetListener.Control = control.Append(perNetListener.Control, control.BindToInterface(nil, primaryInterface.Name, primaryInterface.Index))
+		}
+		conn, err := perNetListener.ListenPacket(ctx, network, addr)
+		if err == nil {
+			return conn, nil
+		}
+		errors = append(errors, E.Cause(err, "listen ", primaryInterface.Name, " (", primaryInterface.Index, ")"))
+	}
+	for _, fallbackInterface := range fallbackInterfaces {
+		perNetListener := listener
+		if defaultInterface == nil || fallbackInterface.Index != defaultInterface.Index {
+			perNetListener.Control = control.Append(perNetListener.Control, control.BindToInterface(nil, fallbackInterface.Name, fallbackInterface.Index))
+		}
+		conn, err := perNetListener.ListenPacket(ctx, network, addr)
+		if err == nil {
+			return conn, nil
+		}
+		errors = append(errors, E.Cause(err, "listen ", fallbackInterface.Name, " (", fallbackInterface.Index, ")"))
+	}
+	return nil, E.Errors(errors...)
+}
+
+func selectInterfaces(networkManager adapter.NetworkManager, strategy C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType) (primaryInterfaces []adapter.NetworkInterface, fallbackInterfaces []adapter.NetworkInterface) {
+	interfaces := networkManager.NetworkInterfaces()
+	switch strategy {
+	case C.NetworkStrategyDefault:
+		if len(interfaceType) == 0 {
+			defaultIf := networkManager.InterfaceMonitor().DefaultInterface()
+			if defaultIf != nil {
+				for _, iif := range interfaces {
+					if iif.Index == defaultIf.Index {
+						primaryInterfaces = append(primaryInterfaces, iif)
+					}
+				}
+			} else {
+				primaryInterfaces = interfaces
+			}
+		} else {
+			primaryInterfaces = common.Filter(interfaces, func(it adapter.NetworkInterface) bool {
+				return common.Contains(interfaceType, it.Type)
+			})
+		}
+	case C.NetworkStrategyHybrid:
+		if len(interfaceType) == 0 {
+			primaryInterfaces = interfaces
+		} else {
+			primaryInterfaces = common.Filter(interfaces, func(it adapter.NetworkInterface) bool {
+				return common.Contains(interfaceType, it.Type)
+			})
+		}
+	case C.NetworkStrategyFallback:
+		if len(interfaceType) == 0 {
+			defaultIf := networkManager.InterfaceMonitor().DefaultInterface()
+			if defaultIf != nil {
+				for _, iif := range interfaces {
+					if iif.Index == defaultIf.Index {
+						primaryInterfaces = append(primaryInterfaces, iif)
+						break
+					}
+				}
+			} else {
+				primaryInterfaces = interfaces
+			}
+		} else {
+			primaryInterfaces = common.Filter(interfaces, func(it adapter.NetworkInterface) bool {
+				return common.Contains(interfaceType, it.Type)
+			})
+		}
+		if len(fallbackInterfaceType) == 0 {
+			fallbackInterfaces = common.Filter(interfaces, func(it adapter.NetworkInterface) bool {
+				return !common.Any(primaryInterfaces, func(iif adapter.NetworkInterface) bool {
+					return it.Index == iif.Index
+				})
+			})
+		} else {
+			fallbackInterfaces = common.Filter(interfaces, func(iif adapter.NetworkInterface) bool {
+				return common.Contains(fallbackInterfaceType, iif.Type)
+			})
+		}
+	}
+	return primaryInterfaces, fallbackInterfaces
+}

common/dialer/default_parallel_network.go

@@ -0,0 +1,161 @@
+package dialer
+
+import (
+	"context"
+	"net"
+	"net/netip"
+	"time"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func DialSerialNetwork(ctx context.Context, dialer N.Dialer, network string, destination M.Socksaddr, destinationAddresses []netip.Addr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error) {
+	if len(destinationAddresses) == 0 {
+		if !destination.IsIP() {
+			panic("invalid usage")
+		}
+		destinationAddresses = []netip.Addr{destination.Addr}
+	}
+	if parallelDialer, isParallel := dialer.(ParallelNetworkDialer); isParallel {
+		return parallelDialer.DialParallelNetwork(ctx, network, destination, destinationAddresses, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	}
+	var errors []error
+	if parallelDialer, isParallel := dialer.(ParallelInterfaceDialer); isParallel {
+		for _, address := range destinationAddresses {
+			conn, err := parallelDialer.DialParallelInterface(ctx, network, M.SocksaddrFrom(address, destination.Port), strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+			if err == nil {
+				return conn, nil
+			}
+			errors = append(errors, err)
+		}
+	} else {
+		for _, address := range destinationAddresses {
+			conn, err := dialer.DialContext(ctx, network, M.SocksaddrFrom(address, destination.Port))
+			if err == nil {
+				return conn, nil
+			}
+			errors = append(errors, err)
+		}
+	}
+	return nil, E.Errors(errors...)
+}
+
+func DialParallelNetwork(ctx context.Context, dialer ParallelInterfaceDialer, network string, destination M.Socksaddr, destinationAddresses []netip.Addr, preferIPv6 bool, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error) {
+	if len(destinationAddresses) == 0 {
+		if !destination.IsIP() {
+			panic("invalid usage")
+		}
+		destinationAddresses = []netip.Addr{destination.Addr}
+	}
+
+	if fallbackDelay == 0 {
+		fallbackDelay = N.DefaultFallbackDelay
+	}
+
+	returned := make(chan struct{})
+	defer close(returned)
+
+	addresses4 := common.Filter(destinationAddresses, func(address netip.Addr) bool {
+		return address.Is4() || address.Is4In6()
+	})
+	addresses6 := common.Filter(destinationAddresses, func(address netip.Addr) bool {
+		return address.Is6() && !address.Is4In6()
+	})
+	if len(addresses4) == 0 || len(addresses6) == 0 {
+		return DialSerialNetwork(ctx, dialer, network, destination, destinationAddresses, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	}
+	var primaries, fallbacks []netip.Addr
+	if preferIPv6 {
+		primaries = addresses6
+		fallbacks = addresses4
+	} else {
+		primaries = addresses4
+		fallbacks = addresses6
+	}
+	type dialResult struct {
+		net.Conn
+		error
+		primary bool
+		done    bool
+	}
+	results := make(chan dialResult) // unbuffered
+	startRacer := func(ctx context.Context, primary bool) {
+		ras := primaries
+		if !primary {
+			ras = fallbacks
+		}
+		c, err := DialSerialNetwork(ctx, dialer, network, destination, ras, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+		select {
+		case results <- dialResult{Conn: c, error: err, primary: primary, done: true}:
+		case <-returned:
+			if c != nil {
+				c.Close()
+			}
+		}
+	}
+	var primary, fallback dialResult
+	primaryCtx, primaryCancel := context.WithCancel(ctx)
+	defer primaryCancel()
+	go startRacer(primaryCtx, true)
+	fallbackTimer := time.NewTimer(fallbackDelay)
+	defer fallbackTimer.Stop()
+	for {
+		select {
+		case <-fallbackTimer.C:
+			fallbackCtx, fallbackCancel := context.WithCancel(ctx)
+			defer fallbackCancel()
+			go startRacer(fallbackCtx, false)
+
+		case res := <-results:
+			if res.error == nil {
+				return res.Conn, nil
+			}
+			if res.primary {
+				primary = res
+			} else {
+				fallback = res
+			}
+			if primary.done && fallback.done {
+				return nil, primary.error
+			}
+			if res.primary && fallbackTimer.Stop() {
+				fallbackTimer.Reset(0)
+			}
+		}
+	}
+}
+
+func ListenSerialNetworkPacket(ctx context.Context, dialer N.Dialer, destination M.Socksaddr, destinationAddresses []netip.Addr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, netip.Addr, error) {
+	if len(destinationAddresses) == 0 {
+		if !destination.IsIP() {
+			panic("invalid usage")
+		}
+		destinationAddresses = []netip.Addr{destination.Addr}
+	}
+	if parallelDialer, isParallel := dialer.(ParallelNetworkDialer); isParallel {
+		return parallelDialer.ListenSerialNetworkPacket(ctx, destination, destinationAddresses, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	}
+	var errors []error
+	if parallelDialer, isParallel := dialer.(ParallelInterfaceDialer); isParallel {
+		for _, address := range destinationAddresses {
+			conn, err := parallelDialer.ListenSerialInterfacePacket(ctx, M.SocksaddrFrom(address, destination.Port), strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+			if err == nil {
+				return conn, address, nil
+			}
+			errors = append(errors, err)
+		}
+	} else {
+		for _, address := range destinationAddresses {
+			conn, err := dialer.ListenPacket(ctx, M.SocksaddrFrom(address, destination.Port))
+			if err == nil {
+				return conn, address, nil
+			}
+			errors = append(errors, err)
+		}
+	}
+	return nil, netip.Addr{}, E.Errors(errors...)
+}

common/dialer/detour.go

@@ -6,39 +6,63 @@ import (
 	"sync"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
 
+type DirectDialer interface {
+	IsEmpty() bool
+}
+
 type DetourDialer struct {
-	router   adapter.Router
-	detour   string
-	dialer   N.Dialer
-	initOnce sync.Once
-	initErr  error
+	outboundManager adapter.OutboundManager
+	detour          string
+	legacyDNSDialer bool
+	dialer          N.Dialer
+	initOnce        sync.Once
+	initErr         error
 }
 
-func NewDetour(router adapter.Router, detour string) N.Dialer {
-	return &DetourDialer{router: router, detour: detour}
+func NewDetour(outboundManager adapter.OutboundManager, detour string, legacyDNSDialer bool) N.Dialer {
+	return &DetourDialer{
+		outboundManager: outboundManager,
+		detour:          detour,
+		legacyDNSDialer: legacyDNSDialer,
+	}
 }
 
-func (d *DetourDialer) Start() error {
-	_, err := d.Dialer()
-	return err
+func InitializeDetour(dialer N.Dialer) error {
+	detourDialer, isDetour := common.Cast[*DetourDialer](dialer)
+	if !isDetour {
+		return nil
+	}
+	return common.Error(detourDialer.Dialer())
 }
 
 func (d *DetourDialer) Dialer() (N.Dialer, error) {
-	d.initOnce.Do(func() {
-		var loaded bool
-		d.dialer, loaded = d.router.Outbound(d.detour)
-		if !loaded {
-			d.initErr = E.New("outbound detour not found: ", d.detour)
-		}
-	})
+	d.initOnce.Do(d.init)
 	return d.dialer, d.initErr
 }
 
+func (d *DetourDialer) init() {
+	dialer, loaded := d.outboundManager.Outbound(d.detour)
+	if !loaded {
+		d.initErr = E.New("outbound detour not found: ", d.detour)
+		return
+	}
+	if !d.legacyDNSDialer {
+		if directDialer, isDirect := dialer.(DirectDialer); isDirect {
+			if directDialer.IsEmpty() {
+				d.initErr = E.New("detour to an empty direct outbound makes no sense")
+				return
+			}
+		}
+	}
+	d.dialer = dialer
+}
+
 func (d *DetourDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
 	dialer, err := d.Dialer()
 	if err != nil {

common/dialer/dialer.go

@@ -1,40 +1,137 @@
 package dialer
 
 import (
+	"context"
+	"net"
+	"net/netip"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/experimental/deprecated"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-dns"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service"
 )
 
-func New(router adapter.Router, options option.DialerOptions) (N.Dialer, error) {
-	if options.IsWireGuardListener {
-		return NewDefault(router, options)
-	}
-	if router == nil {
-		return NewDefault(nil, options)
-	}
+type Options struct {
+	Context          context.Context
+	Options          option.DialerOptions
+	RemoteIsDomain   bool
+	DirectResolver   bool
+	ResolverOnDetour bool
+	NewDialer        bool
+	LegacyDNSDialer  bool
+	DirectOutbound   bool
+}
+
+// TODO: merge with NewWithOptions
+func New(ctx context.Context, options option.DialerOptions, remoteIsDomain bool) (N.Dialer, error) {
+	return NewWithOptions(Options{
+		Context:        ctx,
+		Options:        options,
+		RemoteIsDomain: remoteIsDomain,
+	})
+}
+
+func NewWithOptions(options Options) (N.Dialer, error) {
+	dialOptions := options.Options
 	var (
 		dialer N.Dialer
 		err    error
 	)
-	if options.Detour == "" {
-		dialer, err = NewDefault(router, options)
+	if dialOptions.Detour != "" {
+		outboundManager := service.FromContext[adapter.OutboundManager](options.Context)
+		if outboundManager == nil {
+			return nil, E.New("missing outbound manager")
+		}
+		dialer = NewDetour(outboundManager, dialOptions.Detour, options.LegacyDNSDialer)
+	} else {
+		dialer, err = NewDefault(options.Context, dialOptions)
 		if err != nil {
 			return nil, err
 		}
-	} else {
-		dialer = NewDetour(router, options.Detour)
 	}
-	if options.Detour == "" {
+	if options.RemoteIsDomain && (dialOptions.Detour == "" || options.ResolverOnDetour || dialOptions.DomainResolver != nil && dialOptions.DomainResolver.Server != "") {
+		networkManager := service.FromContext[adapter.NetworkManager](options.Context)
+		dnsTransport := service.FromContext[adapter.DNSTransportManager](options.Context)
+		var defaultOptions adapter.NetworkOptions
+		if networkManager != nil {
+			defaultOptions = networkManager.DefaultOptions()
+		}
+		var (
+			server               string
+			dnsQueryOptions      adapter.DNSQueryOptions
+			resolveFallbackDelay time.Duration
+		)
+		if dialOptions.DomainResolver != nil && dialOptions.DomainResolver.Server != "" {
+			var transport adapter.DNSTransport
+			if !options.DirectResolver {
+				var loaded bool
+				transport, loaded = dnsTransport.Transport(dialOptions.DomainResolver.Server)
+				if !loaded {
+					return nil, E.New("domain resolver not found: " + dialOptions.DomainResolver.Server)
+				}
+			}
+			var strategy C.DomainStrategy
+			if dialOptions.DomainResolver.Strategy != option.DomainStrategy(C.DomainStrategyAsIS) {
+				strategy = C.DomainStrategy(dialOptions.DomainResolver.Strategy)
+			} else if
+			//nolint:staticcheck
+			dialOptions.DomainStrategy != option.DomainStrategy(C.DomainStrategyAsIS) {
+				//nolint:staticcheck
+				strategy = C.DomainStrategy(dialOptions.DomainStrategy)
+			}
+			server = dialOptions.DomainResolver.Server
+			dnsQueryOptions = adapter.DNSQueryOptions{
+				Transport:    transport,
+				Strategy:     strategy,
+				DisableCache: dialOptions.DomainResolver.DisableCache,
+				RewriteTTL:   dialOptions.DomainResolver.RewriteTTL,
+				ClientSubnet: dialOptions.DomainResolver.ClientSubnet.Build(netip.Prefix{}),
+			}
+			resolveFallbackDelay = time.Duration(dialOptions.FallbackDelay)
+		} else if options.DirectResolver {
+			return nil, E.New("missing domain resolver for domain server address")
+		} else if defaultOptions.DomainResolver != "" {
+			dnsQueryOptions = defaultOptions.DomainResolveOptions
+			transport, loaded := dnsTransport.Transport(defaultOptions.DomainResolver)
+			if !loaded {
+				return nil, E.New("default domain resolver not found: " + defaultOptions.DomainResolver)
+			}
+			dnsQueryOptions.Transport = transport
+			resolveFallbackDelay = time.Duration(dialOptions.FallbackDelay)
+		} else {
+			transports := dnsTransport.Transports()
+			if len(transports) < 2 {
+				dnsQueryOptions.Transport = dnsTransport.Default()
+			} else if options.NewDialer {
+				return nil, E.New("missing domain resolver for domain server address")
+			} else if !options.DirectOutbound {
+				deprecated.Report(options.Context, deprecated.OptionMissingDomainResolver)
+			}
+		}
 		dialer = NewResolveDialer(
-			router,
+			options.Context,
 			dialer,
-			options.Detour == "" && !options.TCPFastOpen,
-			dns.DomainStrategy(options.DomainStrategy),
-			time.Duration(options.FallbackDelay))
+			dialOptions.Detour == "" && !dialOptions.TCPFastOpen,
+			server,
+			dnsQueryOptions,
+			resolveFallbackDelay,
+		)
 	}
 	return dialer, nil
 }
+
+type ParallelInterfaceDialer interface {
+	N.Dialer
+	DialParallelInterface(ctx context.Context, network string, destination M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error)
+	ListenSerialInterfacePacket(ctx context.Context, destination M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, error)
+}
+
+type ParallelNetworkDialer interface {
+	DialParallelNetwork(ctx context.Context, network string, destination M.Socksaddr, destinationAddresses []netip.Addr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error)
+	ListenSerialNetworkPacket(ctx context.Context, destination M.Socksaddr, destinationAddresses []netip.Addr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, netip.Addr, error)
+}

common/dialer/resolve.go

@@ -3,75 +3,124 @@ package dialer
 import (
 	"context"
 	"net"
-	"net/netip"
+	"sync"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-dns"
 	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service"
 )
 
-type ResolveDialer struct {
+var (
+	_ N.Dialer                = (*resolveDialer)(nil)
+	_ ParallelInterfaceDialer = (*resolveParallelNetworkDialer)(nil)
+)
+
+type ResolveDialer interface {
+	N.Dialer
+	QueryOptions() adapter.DNSQueryOptions
+}
+
+type ParallelInterfaceResolveDialer interface {
+	ParallelInterfaceDialer
+	QueryOptions() adapter.DNSQueryOptions
+}
+
+type resolveDialer struct {
+	transport     adapter.DNSTransportManager
+	router        adapter.DNSRouter
 	dialer        N.Dialer
 	parallel      bool
-	router        adapter.Router
-	strategy      dns.DomainStrategy
+	server        string
+	initOnce      sync.Once
+	initErr       error
+	queryOptions  adapter.DNSQueryOptions
 	fallbackDelay time.Duration
 }
 
-func NewResolveDialer(router adapter.Router, dialer N.Dialer, parallel bool, strategy dns.DomainStrategy, fallbackDelay time.Duration) *ResolveDialer {
-	return &ResolveDialer{
-		dialer,
-		parallel,
-		router,
-		strategy,
-		fallbackDelay,
+func NewResolveDialer(ctx context.Context, dialer N.Dialer, parallel bool, server string, queryOptions adapter.DNSQueryOptions, fallbackDelay time.Duration) ResolveDialer {
+	if parallelDialer, isParallel := dialer.(ParallelInterfaceDialer); isParallel {
+		return &resolveParallelNetworkDialer{
+			resolveDialer{
+				transport:     service.FromContext[adapter.DNSTransportManager](ctx),
+				router:        service.FromContext[adapter.DNSRouter](ctx),
+				dialer:        dialer,
+				parallel:      parallel,
+				server:        server,
+				queryOptions:  queryOptions,
+				fallbackDelay: fallbackDelay,
+			},
+			parallelDialer,
+		}
+	}
+	return &resolveDialer{
+		transport:     service.FromContext[adapter.DNSTransportManager](ctx),
+		router:        service.FromContext[adapter.DNSRouter](ctx),
+		dialer:        dialer,
+		parallel:      parallel,
+		server:        server,
+		queryOptions:  queryOptions,
+		fallbackDelay: fallbackDelay,
 	}
 }
 
-func (d *ResolveDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+type resolveParallelNetworkDialer struct {
+	resolveDialer
+	dialer ParallelInterfaceDialer
+}
+
+func (d *resolveDialer) initialize() error {
+	d.initOnce.Do(d.initServer)
+	return d.initErr
+}
+
+func (d *resolveDialer) initServer() {
+	if d.server == "" {
+		return
+	}
+	transport, loaded := d.transport.Transport(d.server)
+	if !loaded {
+		d.initErr = E.New("domain resolver not found: " + d.server)
+		return
+	}
+	d.queryOptions.Transport = transport
+}
+
+func (d *resolveDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	err := d.initialize()
+	if err != nil {
+		return nil, err
+	}
 	if !destination.IsFqdn() {
 		return d.dialer.DialContext(ctx, network, destination)
 	}
-	ctx, metadata := adapter.ExtendContext(ctx)
 	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
-	metadata.Destination = destination
-	metadata.Domain = ""
-	var addresses []netip.Addr
-	var err error
-	if d.strategy == dns.DomainStrategyAsIS {
-		addresses, err = d.router.LookupDefault(ctx, destination.Fqdn)
-	} else {
-		addresses, err = d.router.Lookup(ctx, destination.Fqdn, d.strategy)
-	}
+	addresses, err := d.router.Lookup(ctx, destination.Fqdn, d.queryOptions)
 	if err != nil {
 		return nil, err
 	}
 	if d.parallel {
-		return N.DialParallel(ctx, d.dialer, network, destination, addresses, d.strategy == dns.DomainStrategyPreferIPv6, d.fallbackDelay)
+		return N.DialParallel(ctx, d.dialer, network, destination, addresses, d.queryOptions.Strategy == C.DomainStrategyPreferIPv6, d.fallbackDelay)
 	} else {
 		return N.DialSerial(ctx, d.dialer, network, destination, addresses)
 	}
 }
 
-func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+func (d *resolveDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	err := d.initialize()
+	if err != nil {
+		return nil, err
+	}
 	if !destination.IsFqdn() {
 		return d.dialer.ListenPacket(ctx, destination)
 	}
-	ctx, metadata := adapter.ExtendContext(ctx)
 	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
-	metadata.Destination = destination
-	metadata.Domain = ""
-	var addresses []netip.Addr
-	var err error
-	if d.strategy == dns.DomainStrategyAsIS {
-		addresses, err = d.router.LookupDefault(ctx, destination.Fqdn)
-	} else {
-		addresses, err = d.router.Lookup(ctx, destination.Fqdn, d.strategy)
-	}
+	addresses, err := d.router.Lookup(ctx, destination.Fqdn, d.queryOptions)
 	if err != nil {
 		return nil, err
 	}
@@ -82,6 +131,64 @@ func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksadd
 	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), M.SocksaddrFrom(destinationAddress, destination.Port), destination), nil
 }
 
-func (d *ResolveDialer) Upstream() any {
+func (d *resolveDialer) QueryOptions() adapter.DNSQueryOptions {
+	return d.queryOptions
+}
+
+func (d *resolveDialer) Upstream() any {
+	return d.dialer
+}
+
+func (d *resolveParallelNetworkDialer) DialParallelInterface(ctx context.Context, network string, destination M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.Conn, error) {
+	err := d.initialize()
+	if err != nil {
+		return nil, err
+	}
+	if !destination.IsFqdn() {
+		return d.dialer.DialContext(ctx, network, destination)
+	}
+	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
+	addresses, err := d.router.Lookup(ctx, destination.Fqdn, d.queryOptions)
+	if err != nil {
+		return nil, err
+	}
+	if fallbackDelay == 0 {
+		fallbackDelay = d.fallbackDelay
+	}
+	if d.parallel {
+		return DialParallelNetwork(ctx, d.dialer, network, destination, addresses, d.queryOptions.Strategy == C.DomainStrategyPreferIPv6, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	} else {
+		return DialSerialNetwork(ctx, d.dialer, network, destination, addresses, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	}
+}
+
+func (d *resolveParallelNetworkDialer) ListenSerialInterfacePacket(ctx context.Context, destination M.Socksaddr, strategy *C.NetworkStrategy, interfaceType []C.InterfaceType, fallbackInterfaceType []C.InterfaceType, fallbackDelay time.Duration) (net.PacketConn, error) {
+	err := d.initialize()
+	if err != nil {
+		return nil, err
+	}
+	if !destination.IsFqdn() {
+		return d.dialer.ListenPacket(ctx, destination)
+	}
+	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
+	addresses, err := d.router.Lookup(ctx, destination.Fqdn, d.queryOptions)
+	if err != nil {
+		return nil, err
+	}
+	if fallbackDelay == 0 {
+		fallbackDelay = d.fallbackDelay
+	}
+	conn, destinationAddress, err := ListenSerialNetworkPacket(ctx, d.dialer, destination, addresses, strategy, interfaceType, fallbackInterfaceType, fallbackDelay)
+	if err != nil {
+		return nil, err
+	}
+	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), M.SocksaddrFrom(destinationAddress, destination.Port), destination), nil
+}
+
+func (d *resolveParallelNetworkDialer) QueryOptions() adapter.DNSQueryOptions {
+	return d.queryOptions
+}
+
+func (d *resolveParallelNetworkDialer) Upstream() any {
 	return d.dialer
 }

common/dialer/router.go

@@ -7,32 +7,27 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/service"
 )
 
-type RouterDialer struct {
-	router adapter.Router
+type DefaultOutboundDialer struct {
+	outbound adapter.OutboundManager
 }
 
-func NewRouter(router adapter.Router) N.Dialer {
-	return &RouterDialer{router: router}
-}
-
-func (d *RouterDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	dialer, err := d.router.DefaultOutbound(network)
-	if err != nil {
-		return nil, err
+func NewDefaultOutbound(ctx context.Context) N.Dialer {
+	return &DefaultOutboundDialer{
+		outbound: service.FromContext[adapter.OutboundManager](ctx),
 	}
-	return dialer.DialContext(ctx, network, destination)
 }
 
-func (d *RouterDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	dialer, err := d.router.DefaultOutbound(N.NetworkUDP)
-	if err != nil {
-		return nil, err
-	}
-	return dialer.ListenPacket(ctx, destination)
+func (d *DefaultOutboundDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	return d.outbound.Default().DialContext(ctx, network, destination)
 }
 
-func (d *RouterDialer) Upstream() any {
-	return d.router
+func (d *DefaultOutboundDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	return d.outbound.Default().ListenPacket(ctx, destination)
+}
+
+func (d *DefaultOutboundDialer) Upstream() any {
+	return d.outbound.Default()
 }

common/dialer/wireguard.go

@@ -2,8 +2,12 @@ package dialer
 
 import (
 	"net"
+
+	"github.com/sagernet/sing/common/control"
 )
 
 type WireGuardListener interface {
 	ListenPacketCompat(network, address string) (net.PacketConn, error)
 }
+
+var WgControlFns []control.Func

common/dialer/wireguard_control.go

@@ -1,11 +0,0 @@
-//go:build with_wireguard
-
-package dialer
-
-import (
-	"github.com/sagernet/wireguard-go/conn"
-)
-
-var _ WireGuardListener = (conn.Listener)(nil)
-
-var wgControlFns = conn.ControlFns

common/dialer/wiregurad_stub.go

@@ -1,9 +0,0 @@
-//go:build !with_wireguard
-
-package dialer
-
-import (
-	"github.com/sagernet/sing/common/control"
-)
-
-var wgControlFns []control.Func

common/listener/listener.go

@@ -0,0 +1,168 @@
+package listener
+
+import (
+	"context"
+	"net"
+	"net/netip"
+	"runtime"
+	"strings"
+	"sync/atomic"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/common/settings"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/logger"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+
+	"github.com/vishvananda/netns"
+)
+
+type Listener struct {
+	ctx                      context.Context
+	logger                   logger.ContextLogger
+	network                  []string
+	listenOptions            option.ListenOptions
+	connHandler              adapter.ConnectionHandlerEx
+	packetHandler            adapter.PacketHandlerEx
+	oobPacketHandler         adapter.OOBPacketHandlerEx
+	threadUnsafePacketWriter bool
+	disablePacketOutput      bool
+	setSystemProxy           bool
+	systemProxySOCKS         bool
+
+	tcpListener          net.Listener
+	systemProxy          settings.SystemProxy
+	udpConn              *net.UDPConn
+	udpAddr              M.Socksaddr
+	packetOutbound       chan *N.PacketBuffer
+	packetOutboundClosed chan struct{}
+	shutdown             atomic.Bool
+}
+
+type Options struct {
+	Context                  context.Context
+	Logger                   logger.ContextLogger
+	Network                  []string
+	Listen                   option.ListenOptions
+	ConnectionHandler        adapter.ConnectionHandlerEx
+	PacketHandler            adapter.PacketHandlerEx
+	OOBPacketHandler         adapter.OOBPacketHandlerEx
+	ThreadUnsafePacketWriter bool
+	DisablePacketOutput      bool
+	SetSystemProxy           bool
+	SystemProxySOCKS         bool
+}
+
+func New(
+	options Options,
+) *Listener {
+	return &Listener{
+		ctx:                      options.Context,
+		logger:                   options.Logger,
+		network:                  options.Network,
+		listenOptions:            options.Listen,
+		connHandler:              options.ConnectionHandler,
+		packetHandler:            options.PacketHandler,
+		oobPacketHandler:         options.OOBPacketHandler,
+		threadUnsafePacketWriter: options.ThreadUnsafePacketWriter,
+		disablePacketOutput:      options.DisablePacketOutput,
+		setSystemProxy:           options.SetSystemProxy,
+		systemProxySOCKS:         options.SystemProxySOCKS,
+	}
+}
+
+func (l *Listener) Start() error {
+	if common.Contains(l.network, N.NetworkTCP) {
+		_, err := l.ListenTCP()
+		if err != nil {
+			return err
+		}
+		go l.loopTCPIn()
+	}
+	if common.Contains(l.network, N.NetworkUDP) {
+		_, err := l.ListenUDP()
+		if err != nil {
+			return err
+		}
+		l.packetOutboundClosed = make(chan struct{})
+		l.packetOutbound = make(chan *N.PacketBuffer, 64)
+		go l.loopUDPIn()
+		if !l.disablePacketOutput {
+			go l.loopUDPOut()
+		}
+	}
+	if l.setSystemProxy {
+		listenPort := M.SocksaddrFromNet(l.tcpListener.Addr()).Port
+		var listenAddrString string
+		listenAddr := l.listenOptions.Listen.Build(netip.IPv4Unspecified())
+		if listenAddr.IsUnspecified() {
+			listenAddrString = "127.0.0.1"
+		} else {
+			listenAddrString = listenAddr.String()
+		}
+		systemProxy, err := settings.NewSystemProxy(l.ctx, M.ParseSocksaddrHostPort(listenAddrString, listenPort), l.systemProxySOCKS)
+		if err != nil {
+			return E.Cause(err, "initialize system proxy")
+		}
+		err = systemProxy.Enable()
+		if err != nil {
+			return E.Cause(err, "set system proxy")
+		}
+		l.systemProxy = systemProxy
+	}
+	return nil
+}
+
+func (l *Listener) Close() error {
+	l.shutdown.Store(true)
+	var err error
+	if l.systemProxy != nil && l.systemProxy.IsEnabled() {
+		err = l.systemProxy.Disable()
+	}
+	return E.Errors(err, common.Close(
+		l.tcpListener,
+		common.PtrOrNil(l.udpConn),
+	))
+}
+
+func (l *Listener) TCPListener() net.Listener {
+	return l.tcpListener
+}
+
+func (l *Listener) UDPConn() *net.UDPConn {
+	return l.udpConn
+}
+
+func (l *Listener) ListenOptions() option.ListenOptions {
+	return l.listenOptions
+}
+
+func ListenNetworkNamespace[T any](nameOrPath string, block func() (T, error)) (T, error) {
+	if nameOrPath != "" {
+		runtime.LockOSThread()
+		defer runtime.UnlockOSThread()
+		currentNs, err := netns.Get()
+		if err != nil {
+			return common.DefaultValue[T](), E.Cause(err, "get current netns")
+		}
+		defer netns.Set(currentNs)
+		var targetNs netns.NsHandle
+		if strings.HasPrefix(nameOrPath, "/") {
+			targetNs, err = netns.GetFromPath(nameOrPath)
+		} else {
+			targetNs, err = netns.GetFromName(nameOrPath)
+		}
+		if err != nil {
+			return common.DefaultValue[T](), E.Cause(err, "get netns ", nameOrPath)
+		}
+		defer targetNs.Close()
+		err = netns.Set(targetNs)
+		if err != nil {
+			return common.DefaultValue[T](), E.Cause(err, "set netns to ", nameOrPath)
+		}
+	}
+	return block()
+}

common/listener/listener_go121.go

@@ -1,6 +1,6 @@
 //go:build go1.21
 
-package inbound
+package listener
 
 import "net"
 

common/listener/listener_go123.go

@@ -0,0 +1,16 @@
+//go:build go1.23
+
+package listener
+
+import (
+	"net"
+	"time"
+)
+
+func setKeepAliveConfig(listener *net.ListenConfig, idle time.Duration, interval time.Duration) {
+	listener.KeepAliveConfig = net.KeepAliveConfig{
+		Enable:   true,
+		Idle:     idle,
+		Interval: interval,
+	}
+}

common/listener/listener_nongo121.go

@@ -1,6 +1,6 @@
 //go:build !go1.21
 
-package inbound
+package listener
 
 import "net"
 

common/listener/listener_nongo123.go

@@ -0,0 +1,15 @@
+//go:build !go1.23
+
+package listener
+
+import (
+	"net"
+	"time"
+
+	"github.com/sagernet/sing/common/control"
+)
+
+func setKeepAliveConfig(listener *net.ListenConfig, idle time.Duration, interval time.Duration) {
+	listener.KeepAlive = idle
+	listener.Control = control.Append(listener.Control, control.SetKeepAlivePeriod(idle, interval))
+}

common/listener/listener_tcp.go

@@ -0,0 +1,88 @@
+package listener
+
+import (
+	"net"
+	"net/netip"
+	"time"
+
+	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+
+	"github.com/metacubex/tfo-go"
+)
+
+func (l *Listener) ListenTCP() (net.Listener, error) {
+	//nolint:staticcheck
+	if l.listenOptions.ProxyProtocol || l.listenOptions.ProxyProtocolAcceptNoHeader {
+		return nil, E.New("Proxy Protocol is deprecated and removed in sing-box 1.6.0")
+	}
+	var err error
+	bindAddr := M.SocksaddrFrom(l.listenOptions.Listen.Build(netip.AddrFrom4([4]byte{127, 0, 0, 1})), l.listenOptions.ListenPort)
+	var listenConfig net.ListenConfig
+	if l.listenOptions.TCPKeepAlive >= 0 {
+		keepIdle := time.Duration(l.listenOptions.TCPKeepAlive)
+		if keepIdle == 0 {
+			keepIdle = C.TCPKeepAliveInitial
+		}
+		keepInterval := time.Duration(l.listenOptions.TCPKeepAliveInterval)
+		if keepInterval == 0 {
+			keepInterval = C.TCPKeepAliveInterval
+		}
+		setKeepAliveConfig(&listenConfig, keepIdle, keepInterval)
+	}
+	if l.listenOptions.TCPMultiPath {
+		if !go121Available {
+			return nil, E.New("MultiPath TCP requires go1.21, please recompile your binary.")
+		}
+		setMultiPathTCP(&listenConfig)
+	}
+	tcpListener, err := ListenNetworkNamespace[net.Listener](l.listenOptions.NetNs, func() (net.Listener, error) {
+		if l.listenOptions.TCPFastOpen {
+			var tfoConfig tfo.ListenConfig
+			tfoConfig.ListenConfig = listenConfig
+			return tfoConfig.Listen(l.ctx, M.NetworkFromNetAddr(N.NetworkTCP, bindAddr.Addr), bindAddr.String())
+		} else {
+			return listenConfig.Listen(l.ctx, M.NetworkFromNetAddr(N.NetworkTCP, bindAddr.Addr), bindAddr.String())
+		}
+	})
+	if err != nil {
+		return nil, err
+	}
+	l.logger.Info("tcp server started at ", tcpListener.Addr())
+	l.tcpListener = tcpListener
+	return tcpListener, err
+}
+
+func (l *Listener) loopTCPIn() {
+	tcpListener := l.tcpListener
+	var metadata adapter.InboundContext
+	for {
+		conn, err := tcpListener.Accept()
+		if err != nil {
+			//nolint:staticcheck
+			if netError, isNetError := err.(net.Error); isNetError && netError.Temporary() {
+				l.logger.Error(err)
+				continue
+			}
+			if l.shutdown.Load() && E.IsClosed(err) {
+				return
+			}
+			l.tcpListener.Close()
+			l.logger.Error("tcp listener closed: ", err)
+			continue
+		}
+		//nolint:staticcheck
+		metadata.InboundDetour = l.listenOptions.Detour
+		//nolint:staticcheck
+		metadata.InboundOptions = l.listenOptions.InboundOptions
+		metadata.Source = M.SocksaddrFromNet(conn.RemoteAddr()).Unwrap()
+		metadata.OriginDestination = M.SocksaddrFromNet(conn.LocalAddr()).Unwrap()
+		ctx := log.ContextWithNewID(l.ctx)
+		l.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
+		go l.connHandler.NewConnectionEx(ctx, conn, metadata, nil)
+	}
+}

common/listener/listener_udp.go

@@ -0,0 +1,163 @@
+package listener
+
+import (
+	"context"
+	"net"
+	"net/netip"
+	"os"
+
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/control"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+)
+
+func (l *Listener) ListenUDP() (net.PacketConn, error) {
+	bindAddr := M.SocksaddrFrom(l.listenOptions.Listen.Build(netip.AddrFrom4([4]byte{127, 0, 0, 1})), l.listenOptions.ListenPort)
+	var lc net.ListenConfig
+	var udpFragment bool
+	if l.listenOptions.UDPFragment != nil {
+		udpFragment = *l.listenOptions.UDPFragment
+	} else {
+		udpFragment = l.listenOptions.UDPFragmentDefault
+	}
+	if !udpFragment {
+		lc.Control = control.Append(lc.Control, control.DisableUDPFragment())
+	}
+	udpConn, err := ListenNetworkNamespace[net.PacketConn](l.listenOptions.NetNs, func() (net.PacketConn, error) {
+		return lc.ListenPacket(l.ctx, M.NetworkFromNetAddr(N.NetworkUDP, bindAddr.Addr), bindAddr.String())
+	})
+	if err != nil {
+		return nil, err
+	}
+	l.udpConn = udpConn.(*net.UDPConn)
+	l.udpAddr = bindAddr
+	l.logger.Info("udp server started at ", udpConn.LocalAddr())
+	return udpConn, err
+}
+
+func (l *Listener) ListenPacket(listenConfig net.ListenConfig, ctx context.Context, network string, address string) (net.PacketConn, error) {
+	return ListenNetworkNamespace[net.PacketConn](l.listenOptions.NetNs, func() (net.PacketConn, error) {
+		return listenConfig.ListenPacket(ctx, network, address)
+	})
+}
+
+func (l *Listener) UDPAddr() M.Socksaddr {
+	return l.udpAddr
+}
+
+func (l *Listener) PacketWriter() N.PacketWriter {
+	return (*packetWriter)(l)
+}
+
+func (l *Listener) loopUDPIn() {
+	defer close(l.packetOutboundClosed)
+	var buffer *buf.Buffer
+	if !l.threadUnsafePacketWriter {
+		buffer = buf.NewPacket()
+		defer buffer.Release()
+		buffer.IncRef()
+		defer buffer.DecRef()
+	}
+	if l.oobPacketHandler != nil {
+		oob := make([]byte, 1024)
+		for {
+			if l.threadUnsafePacketWriter {
+				buffer = buf.NewPacket()
+			} else {
+				buffer.Reset()
+			}
+			n, oobN, _, addr, err := l.udpConn.ReadMsgUDPAddrPort(buffer.FreeBytes(), oob)
+			if err != nil {
+				if l.threadUnsafePacketWriter {
+					buffer.Release()
+				}
+				if l.shutdown.Load() && E.IsClosed(err) {
+					return
+				}
+				l.udpConn.Close()
+				l.logger.Error("udp listener closed: ", err)
+				return
+			}
+			buffer.Truncate(n)
+			l.oobPacketHandler.NewPacketEx(buffer, oob[:oobN], M.SocksaddrFromNetIP(addr).Unwrap())
+		}
+	} else {
+		for {
+			if l.threadUnsafePacketWriter {
+				buffer = buf.NewPacket()
+			} else {
+				buffer.Reset()
+			}
+			n, addr, err := l.udpConn.ReadFromUDPAddrPort(buffer.FreeBytes())
+			if err != nil {
+				if l.threadUnsafePacketWriter {
+					buffer.Release()
+				}
+				if l.shutdown.Load() && E.IsClosed(err) {
+					return
+				}
+				l.udpConn.Close()
+				l.logger.Error("udp listener closed: ", err)
+				return
+			}
+			buffer.Truncate(n)
+			l.packetHandler.NewPacketEx(buffer, M.SocksaddrFromNetIP(addr).Unwrap())
+		}
+	}
+}
+
+func (l *Listener) loopUDPOut() {
+	for {
+		select {
+		case packet := <-l.packetOutbound:
+			destination := packet.Destination.AddrPort()
+			_, err := l.udpConn.WriteToUDPAddrPort(packet.Buffer.Bytes(), destination)
+			packet.Buffer.Release()
+			N.PutPacketBuffer(packet)
+			if err != nil {
+				if l.shutdown.Load() && E.IsClosed(err) {
+					return
+				}
+				l.udpConn.Close()
+				l.logger.Error("udp listener write back: ", destination, ": ", err)
+				return
+			}
+			continue
+		case <-l.packetOutboundClosed:
+		}
+		for {
+			select {
+			case packet := <-l.packetOutbound:
+				packet.Buffer.Release()
+				N.PutPacketBuffer(packet)
+			default:
+				return
+			}
+		}
+	}
+}
+
+type packetWriter Listener
+
+func (w *packetWriter) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
+	packet := N.NewPacketBuffer()
+	packet.Buffer = buffer
+	packet.Destination = destination
+	select {
+	case w.packetOutbound <- packet:
+		return nil
+	default:
+		buffer.Release()
+		N.PutPacketBuffer(packet)
+		if w.shutdown.Load() {
+			return os.ErrClosed
+		}
+		w.logger.Trace("dropped packet to ", destination)
+		return nil
+	}
+}
+
+func (w *packetWriter) WriteIsThreadUnsafe() {
+}

common/mux/router.go

@@ -15,11 +15,11 @@ import (
 )
 
 type Router struct {
-	router  adapter.ConnectionRouter
+	router  adapter.ConnectionRouterEx
 	service *mux.Service
 }
 
-func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.ContextLogger, options option.InboundMultiplexOptions) (adapter.ConnectionRouter, error) {
+func NewRouterWithOptions(router adapter.ConnectionRouterEx, logger logger.ContextLogger, options option.InboundMultiplexOptions) (adapter.ConnectionRouterEx, error) {
 	if !options.Enabled {
 		return router, nil
 	}
@@ -41,10 +41,10 @@ func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.Context
 		NewStreamContext: func(ctx context.Context, conn net.Conn) context.Context {
 			return log.ContextWithNewID(ctx)
 		},
-		Logger:  logger,
-		Handler: adapter.NewRouteContextHandler(router, logger),
-		Padding: options.Padding,
-		Brutal:  brutalOptions,
+		Logger:    logger,
+		HandlerEx: adapter.NewRouteContextHandlerEx(router),
+		Padding:   options.Padding,
+		Brutal:    brutalOptions,
 	})
 	if err != nil {
 		return nil, err
@@ -52,14 +52,29 @@ func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.Context
 	return &Router{router, service}, nil
 }
 
+// Deprecated: Use RouteConnectionEx instead.
 func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
 	if metadata.Destination == mux.Destination {
+		// TODO: check if WithContext is necessary
 		return r.service.NewConnection(adapter.WithContext(ctx, &metadata), conn, adapter.UpstreamMetadata(metadata))
 	} else {
 		return r.router.RouteConnection(ctx, conn, metadata)
 	}
 }
 
+// Deprecated: Use RoutePacketConnectionEx instead.
 func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
 	return r.router.RoutePacketConnection(ctx, conn, metadata)
 }
+
+func (r *Router) RouteConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
+	if metadata.Destination == mux.Destination {
+		r.service.NewConnectionEx(adapter.WithContext(ctx, &metadata), conn, metadata.Source, metadata.Destination, onClose)
+		return
+	}
+	r.router.RouteConnectionEx(ctx, conn, metadata, onClose)
+}
+
+func (r *Router) RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
+	r.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
+}

common/mux/v2ray_legacy.go

@@ -1,32 +0,0 @@
-package mux
-
-import (
-	"context"
-	"net"
-
-	"github.com/sagernet/sing-box/adapter"
-	vmess "github.com/sagernet/sing-vmess"
-	"github.com/sagernet/sing/common/logger"
-	N "github.com/sagernet/sing/common/network"
-)
-
-type V2RayLegacyRouter struct {
-	router adapter.ConnectionRouter
-	logger logger.ContextLogger
-}
-
-func NewV2RayLegacyRouter(router adapter.ConnectionRouter, logger logger.ContextLogger) adapter.ConnectionRouter {
-	return &V2RayLegacyRouter{router, logger}
-}
-
-func (r *V2RayLegacyRouter) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
-	if metadata.Destination.Fqdn == vmess.MuxDestination.Fqdn {
-		r.logger.InfoContext(ctx, "inbound legacy multiplex connection")
-		return vmess.HandleMuxConnection(ctx, conn, adapter.NewRouteHandler(metadata, r.router, r.logger))
-	}
-	return r.router.RouteConnection(ctx, conn, metadata)
-}
-
-func (r *V2RayLegacyRouter) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
-	return r.router.RoutePacketConnection(ctx, conn, metadata)
-}

common/process/searcher.go

@@ -23,6 +23,7 @@ type Config struct {
 }
 
 type Info struct {
+	ProcessID   uint32
 	ProcessPath string
 	PackageName string
 	User        string

common/process/searcher_windows.go

@@ -2,14 +2,11 @@ package process
 
 import (
 	"context"
-	"fmt"
 	"net/netip"
-	"os"
 	"syscall"
-	"unsafe"
 
 	E "github.com/sagernet/sing/common/exceptions"
-	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/common/winiphlpapi"
 
 	"golang.org/x/sys/windows"
 )
@@ -26,209 +23,39 @@ func NewSearcher(_ Config) (Searcher, error) {
 	return &windowsSearcher{}, nil
 }
 
-var (
-	modiphlpapi                    = windows.NewLazySystemDLL("iphlpapi.dll")
-	procGetExtendedTcpTable        = modiphlpapi.NewProc("GetExtendedTcpTable")
-	procGetExtendedUdpTable        = modiphlpapi.NewProc("GetExtendedUdpTable")
-	modkernel32                    = windows.NewLazySystemDLL("kernel32.dll")
-	procQueryFullProcessImageNameW = modkernel32.NewProc("QueryFullProcessImageNameW")
-)
-
 func initWin32API() error {
-	err := modiphlpapi.Load()
-	if err != nil {
-		return E.Cause(err, "load iphlpapi.dll")
-	}
-
-	err = procGetExtendedTcpTable.Find()
-	if err != nil {
-		return E.Cause(err, "load iphlpapi::GetExtendedTcpTable")
-	}
-
-	err = procGetExtendedUdpTable.Find()
-	if err != nil {
-		return E.Cause(err, "load iphlpapi::GetExtendedUdpTable")
-	}
-
-	err = modkernel32.Load()
-	if err != nil {
-		return E.Cause(err, "load kernel32.dll")
-	}
-
-	err = procQueryFullProcessImageNameW.Find()
-	if err != nil {
-		return E.Cause(err, "load kernel32::QueryFullProcessImageNameW")
-	}
-
-	return nil
+	return winiphlpapi.LoadExtendedTable()
 }
 
 func (s *windowsSearcher) FindProcessInfo(ctx context.Context, network string, source netip.AddrPort, destination netip.AddrPort) (*Info, error) {
-	processName, err := findProcessName(network, source.Addr(), int(source.Port()))
+	pid, err := winiphlpapi.FindPid(network, source)
 	if err != nil {
 		return nil, err
 	}
-	return &Info{ProcessPath: processName, UserId: -1}, nil
-}
-
-func findProcessName(network string, ip netip.Addr, srcPort int) (string, error) {
-	family := windows.AF_INET
-	if ip.Is6() {
-		family = windows.AF_INET6
-	}
-
-	const (
-		tcpTablePidConn = 4
-		udpTablePid     = 1
-	)
-
-	var class int
-	var fn uintptr
-	switch network {
-	case N.NetworkTCP:
-		fn = procGetExtendedTcpTable.Addr()
-		class = tcpTablePidConn
-	case N.NetworkUDP:
-		fn = procGetExtendedUdpTable.Addr()
-		class = udpTablePid
-	default:
-		return "", os.ErrInvalid
-	}
-
-	buf, err := getTransportTable(fn, family, class)
+	path, err := getProcessPath(pid)
 	if err != nil {
-		return "", err
+		return &Info{ProcessID: pid, UserId: -1}, err
 	}
-
-	s := newSearcher(family == windows.AF_INET, network == N.NetworkTCP)
-
-	pid, err := s.Search(buf, ip, uint16(srcPort))
-	if err != nil {
-		return "", err
-	}
-	return getExecPathFromPID(pid)
+	return &Info{ProcessID: pid, ProcessPath: path, UserId: -1}, nil
 }
 
-type searcher struct {
-	itemSize int
-	port     int
-	ip       int
-	ipSize   int
-	pid      int
-	tcpState int
-}
-
-func (s *searcher) Search(b []byte, ip netip.Addr, port uint16) (uint32, error) {
-	n := int(readNativeUint32(b[:4]))
-	itemSize := s.itemSize
-	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)
-		//       big  endian: [  0   0  MSB LSB ]   interpret as native uint32 is ((MSB<<8)|LSB)
-		// so we need an syscall.Ntohs on the lower 16 bits after read the port as native uint32
-		srcPort := syscall.Ntohs(uint16(readNativeUint32(row[s.port : s.port+4])))
-		if srcPort != port {
-			continue
-		}
-
-		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) {
-			continue
-		}
-
-		pid := readNativeUint32(row[s.pid : s.pid+4])
-		return pid, nil
-	}
-	return 0, ErrNotFound
-}
-
-func newSearcher(isV4, isTCP bool) *searcher {
-	var itemSize, port, ip, ipSize, pid int
-	tcpState := -1
-	switch {
-	case isV4 && isTCP:
-		// struct MIB_TCPROW_OWNER_PID
-		itemSize, port, ip, ipSize, pid, tcpState = 24, 8, 4, 4, 20, 0
-	case isV4 && !isTCP:
-		// struct MIB_UDPROW_OWNER_PID
-		itemSize, port, ip, ipSize, pid = 12, 4, 0, 4, 8
-	case !isV4 && isTCP:
-		// struct MIB_TCP6ROW_OWNER_PID
-		itemSize, port, ip, ipSize, pid, tcpState = 56, 20, 0, 16, 52, 48
-	case !isV4 && !isTCP:
-		// struct MIB_UDP6ROW_OWNER_PID
-		itemSize, port, ip, ipSize, pid = 28, 20, 0, 16, 24
-	}
-
-	return &searcher{
-		itemSize: itemSize,
-		port:     port,
-		ip:       ip,
-		ipSize:   ipSize,
-		pid:      pid,
-		tcpState: tcpState,
-	}
-}
-
-func getTransportTable(fn uintptr, family int, class int) ([]byte, error) {
-	for size, buf := uint32(8), make([]byte, 8); ; {
-		ptr := unsafe.Pointer(&buf[0])
-		err, _, _ := syscall.SyscallN(fn, uintptr(ptr), uintptr(unsafe.Pointer(&size)), 0, uintptr(family), uintptr(class), 0)
-
-		switch err {
-		case 0:
-			return buf, nil
-		case uintptr(syscall.ERROR_INSUFFICIENT_BUFFER):
-			buf = make([]byte, size)
-		default:
-			return nil, fmt.Errorf("syscall error: %d", err)
-		}
-	}
-}
-
-func readNativeUint32(b []byte) uint32 {
-	return *(*uint32)(unsafe.Pointer(&b[0]))
-}
-
-func getExecPathFromPID(pid uint32) (string, error) {
-	// kernel process starts with a colon in order to distinguish with normal processes
+func getProcessPath(pid uint32) (string, error) {
 	switch pid {
 	case 0:
-		// reserved pid for system idle process
 		return ":System Idle Process", nil
 	case 4:
-		// reserved pid for windows kernel image
 		return ":System", nil
 	}
-	h, err := windows.OpenProcess(windows.PROCESS_QUERY_LIMITED_INFORMATION, false, pid)
+	handle, err := windows.OpenProcess(windows.PROCESS_QUERY_LIMITED_INFORMATION, false, pid)
 	if err != nil {
 		return "", err
 	}
-	defer windows.CloseHandle(h)
-
+	defer windows.CloseHandle(handle)
+	size := uint32(syscall.MAX_LONG_PATH)
 	buf := make([]uint16, syscall.MAX_LONG_PATH)
-	size := uint32(len(buf))
-	r1, _, err := syscall.SyscallN(
-		procQueryFullProcessImageNameW.Addr(),
-		uintptr(h),
-		uintptr(0),
-		uintptr(unsafe.Pointer(&buf[0])),
-		uintptr(unsafe.Pointer(&size)),
-	)
-	if r1 == 0 {
+	err = windows.QueryFullProcessImageName(handle, 0, &buf[0], &size)
+	if err != nil {
 		return "", err
 	}
-	return syscall.UTF16ToString(buf[:size]), nil
+	return windows.UTF16ToString(buf[:size]), nil
 }

common/settings/proxy_darwin.go

@@ -2,16 +2,17 @@ package settings
 
 import (
 	"context"
-	"net/netip"
 	"strconv"
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-tun"
+	"github.com/sagernet/sing/common/control"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/shell"
 	"github.com/sagernet/sing/common/x/list"
+	"github.com/sagernet/sing/service"
 )
 
 type DarwinSystemProxy struct {
@@ -24,7 +25,7 @@ type DarwinSystemProxy struct {
 }
 
 func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (*DarwinSystemProxy, error) {
-	interfaceMonitor := adapter.RouterFromContext(ctx).InterfaceMonitor()
+	interfaceMonitor := service.FromContext[adapter.NetworkManager](ctx).InterfaceMonitor()
 	if interfaceMonitor == nil {
 		return nil, E.New("missing interface monitor")
 	}
@@ -33,7 +34,7 @@ func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bo
 		serverAddr:   serverAddr,
 		supportSOCKS: supportSOCKS,
 	}
-	proxy.element = interfaceMonitor.RegisterCallback(proxy.update)
+	proxy.element = interfaceMonitor.RegisterCallback(proxy.routeUpdate)
 	return proxy, nil
 }
 
@@ -65,25 +66,22 @@ func (p *DarwinSystemProxy) Disable() error {
 	return err
 }
 
-func (p *DarwinSystemProxy) update(event int) {
-	if event&tun.EventInterfaceUpdate == 0 {
-		return
-	}
-	if !p.isEnabled {
+func (p *DarwinSystemProxy) routeUpdate(defaultInterface *control.Interface, flags int) {
+	if !p.isEnabled || defaultInterface == nil {
 		return
 	}
 	_ = p.update0()
 }
 
 func (p *DarwinSystemProxy) update0() error {
-	newInterfaceName := p.monitor.DefaultInterfaceName(netip.IPv4Unspecified())
-	if p.interfaceName == newInterfaceName {
+	newInterface := p.monitor.DefaultInterface()
+	if p.interfaceName == newInterface.Name {
 		return nil
 	}
 	if p.interfaceName != "" {
 		_ = p.Disable()
 	}
-	p.interfaceName = newInterfaceName
+	p.interfaceName = newInterface.Name
 	interfaceDisplayName, err := getInterfaceDisplayName(p.interfaceName)
 	if err != nil {
 		return err

common/settings/time_stub.go

@@ -1,12 +0,0 @@
-//go:build !(windows || linux || darwin)
-
-package settings
-
-import (
-	"os"
-	"time"
-)
-
-func SetSystemTime(nowTime time.Time) error {
-	return os.ErrInvalid
-}

common/settings/time_unix.go

@@ -1,14 +0,0 @@
-//go:build linux || darwin
-
-package settings
-
-import (
-	"time"
-
-	"golang.org/x/sys/unix"
-)
-
-func SetSystemTime(nowTime time.Time) error {
-	timeVal := unix.NsecToTimeval(nowTime.UnixNano())
-	return unix.Settimeofday(&timeVal)
-}

common/settings/time_windows.go

@@ -1,32 +0,0 @@
-package settings
-
-import (
-	"time"
-	"unsafe"
-
-	"golang.org/x/sys/windows"
-)
-
-func SetSystemTime(nowTime time.Time) error {
-	var systemTime windows.Systemtime
-	systemTime.Year = uint16(nowTime.Year())
-	systemTime.Month = uint16(nowTime.Month())
-	systemTime.Day = uint16(nowTime.Day())
-	systemTime.Hour = uint16(nowTime.Hour())
-	systemTime.Minute = uint16(nowTime.Minute())
-	systemTime.Second = uint16(nowTime.Second())
-	systemTime.Milliseconds = uint16(nowTime.UnixMilli() - nowTime.Unix()*1000)
-
-	dllKernel32 := windows.NewLazySystemDLL("kernel32.dll")
-	proc := dllKernel32.NewProc("SetSystemTime")
-
-	_, _, err := proc.Call(
-		uintptr(unsafe.Pointer(&systemTime)),
-	)
-
-	if err != nil && err.Error() != "The operation completed successfully." {
-		return err
-	}
-
-	return nil
-}

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 (
@@ -23,7 +24,7 @@ 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 {
@@ -33,7 +34,7 @@ func BitTorrent(_ context.Context, metadata *adapter.InboundContext, reader io.R
 	var protocol [19]byte
 	_, err = reader.Read(protocol[:])
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	if string(protocol[:]) != "BitTorrent protocol" {
 		return os.ErrInvalid

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"
 )
@@ -21,22 +18,16 @@ 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 {
 		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()
+	_, err = buffer.ReadFullFrom(reader, buffer.FreeLen())
 	if err != nil {
-		return err
+		return E.Cause1(ErrNeedMoreData, err)
 	}
 	return DomainNameQuery(readCtx, metadata, buffer.Bytes())
 }
@@ -47,9 +38,6 @@ func DomainNameQuery(ctx context.Context, metadata *adapter.InboundContext, pack
 	if err != nil {
 		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 +1,23 @@
+package sniff_test
+
+import (
+	"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)
+}

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/ntp.go

@@ -0,0 +1,58 @@
+package sniff
+
+import (
+	"context"
+	"encoding/binary"
+	"os"
+
+	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+)
+
+func NTP(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error {
+	// NTP packets must be at least 48 bytes long (standard NTP header size).
+	pLen := len(packet)
+	if pLen < 48 {
+		return os.ErrInvalid
+	}
+	// Check the LI (Leap Indicator) and Version Number (VN) in the first byte.
+	// We'll primarily focus on ensuring the version is valid for NTP.
+	// Many NTP versions are used, but let's check for generally accepted ones (3 & 4 for IPv4, plus potential extensions/customizations)
+	firstByte := packet[0]
+	li := (firstByte >> 6) & 0x03 // Extract LI
+	vn := (firstByte >> 3) & 0x07 // Extract VN
+	mode := firstByte & 0x07      // Extract Mode
+
+	// Leap Indicator should be a valid value (0-3).
+	if li > 3 {
+		return os.ErrInvalid
+	}
+
+	// Version Check (common NTP versions are 3 and 4)
+	if vn != 3 && vn != 4 {
+		return os.ErrInvalid
+	}
+
+	// Check the Mode field for a client request (Mode 3).  This validates it *is* a request.
+	if mode != 3 {
+		return os.ErrInvalid
+	}
+
+	// Check Root Delay and Root Dispersion. While not strictly *required* for a request,
+	// we can check if they appear to be reasonable values (not excessively large).
+	rootDelay := binary.BigEndian.Uint32(packet[4:8])
+	rootDispersion := binary.BigEndian.Uint32(packet[8:12])
+
+	// Check for unreasonably large root delay and dispersion.  NTP RFC specifies max values of approximately 16 seconds.
+	// Convert to milliseconds for easy comparison.  Each unit is 1/2^16 seconds.
+	if float64(rootDelay)/65536.0 > 16.0 {
+		return os.ErrInvalid
+	}
+	if float64(rootDispersion)/65536.0 > 16.0 {
+		return os.ErrInvalid
+	}
+
+	metadata.Protocol = C.ProtocolNTP
+
+	return nil
+}

common/sniff/ntp_test.go

@@ -0,0 +1,33 @@
+package sniff_test
+
+import (
+	"context"
+	"encoding/hex"
+	"os"
+	"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 TestSniffNTP(t *testing.T) {
+	t.Parallel()
+	packet, err := hex.DecodeString("1b0006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.NTP(context.Background(), &metadata, packet)
+	require.NoError(t, err)
+	require.Equal(t, metadata.Protocol, C.ProtocolNTP)
+}
+
+func TestSniffNTPFailed(t *testing.T) {
+	t.Parallel()
+	packet, err := hex.DecodeString("400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
+	require.NoError(t, err)
+	var metadata adapter.InboundContext
+	err = sniff.NTP(context.Background(), &metadata, packet)
+	require.ErrorIs(t, err, os.ErrInvalid)
+}

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 == "" {