Add MITM

Signed-off-by: Rambling2076 <Rambling2076@proton.me>

.fpm

@@ -1,22 +1,16 @@
 -s dir
 --name sing-box
 --category net
---license GPL-3.0-or-later
+--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"
---no-deb-generate-changes
---config-files /etc/sing-box/config.json
---after-install release/config/sing-box.postinst
 
 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/config/sing-box.sysusers=/usr/lib/sysusers.d/sing-box.conf
-release/config/sing-box.rules=usr/share/polkit-1/rules.d/sing-box.rules
-release/config/sing-box-split-dns.xml=/usr/share/dbus-1/system.d/sing-box-split-dns.conf
 
 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

.fpm_openwrt

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

.github/deb2ipk.sh

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

.github/workflows/build.yml

@@ -68,38 +68,31 @@ jobs:
       - calculate_version
     strategy:
       matrix:
+        os: [ linux, windows, darwin, android ]
+        arch: [ "386", amd64, arm64 ]
+        legacy_go: [ false ]
         include:
-          - { os: linux, arch: amd64, debian: amd64, rpm: x86_64, pacman: x86_64, openwrt: "x86_64" }
+          - { os: linux, arch: amd64, debian: amd64, rpm: x86_64, pacman: x86_64 }
-          - { os: linux, arch: "386", go386: sse2, debian: i386, rpm: i386, openwrt: "i386_pentium4" }
+          - { os: linux, arch: "386", debian: i386, rpm: i386 }
-          - { os: linux, arch: "386", go386: softfloat, openwrt: "i386_pentium-mmx" }
+          - { os: linux, arch: arm, goarm: "6", debian: armel, rpm: armv6hl }
-          - { os: linux, arch: arm64, debian: arm64, rpm: aarch64, pacman: aarch64, openwrt: "aarch64_cortex-a53 aarch64_cortex-a72 aarch64_cortex-a76 aarch64_generic" }
+          - { os: linux, arch: arm, goarm: "7", debian: armhf, rpm: armv7hl, pacman: armv7hl }
-          - { os: linux, arch: arm, goarm: "5", openwrt: "arm_arm926ej-s arm_cortex-a7 arm_cortex-a9 arm_fa526 arm_xscale" }
+          - { os: linux, arch: arm64, debian: arm64, rpm: aarch64, pacman: aarch64 }
-          - { os: linux, arch: arm, goarm: "6", debian: armel, rpm: armv6hl, openwrt: "arm_arm1176jzf-s_vfp" }
+          - { os: linux, arch: mips64le, debian: mips64el, rpm: mips64el }
-          - { os: linux, arch: arm, goarm: "7", debian: armhf, rpm: armv7hl, pacman: armv7hl, openwrt: "arm_cortex-a5_vfpv4 arm_cortex-a7_neon-vfpv4 arm_cortex-a7_vfpv4 arm_cortex-a8_vfpv3 arm_cortex-a9_neon arm_cortex-a9_vfpv3-d16 arm_cortex-a15_neon-vfpv4" }
+          - { os: linux, arch: mipsle, debian: mipsel, rpm: mipsel }
-          - { os: linux, arch: mips, gomips: softfloat, openwrt: "mips_24kc mips_4kec mips_mips32" }
-          - { os: linux, arch: mipsle, gomips: hardfloat, debian: mipsel, rpm: mipsel, openwrt: "mipsel_24kc_24kf" }
-          - { os: linux, arch: mipsle, gomips: softfloat, openwrt: "mipsel_24kc mipsel_74kc mipsel_mips32" }
-          - { os: linux, arch: mips64, gomips: softfloat, openwrt: "mips64_mips64r2 mips64_octeonplus" }
-          - { os: linux, arch: mips64le, gomips: hardfloat, debian: mips64el, rpm: mips64el }
-          - { os: linux, arch: mips64le, gomips: softfloat, openwrt: "mips64el_mips64r2" }
           - { os: linux, arch: s390x, debian: s390x, rpm: s390x }
           - { os: linux, arch: ppc64le, debian: ppc64el, rpm: ppc64le }
-          - { os: linux, arch: riscv64, debian: riscv64, rpm: riscv64, openwrt: "riscv64_generic" }
+          - { os: linux, arch: riscv64, debian: riscv64, rpm: riscv64 }
-          - { os: linux, arch: loong64, debian: loongarch64, rpm: loongarch64, openwrt: "loongarch64_generic" }
+          - { os: linux, arch: loong64, debian: loongarch64, rpm: loongarch64 }
 
-          - { os: windows, arch: amd64 }
-          - { os: windows, arch: amd64, legacy_go: true }
-          - { os: windows, arch: "386" }
           - { os: windows, arch: "386", legacy_go: true }
-          - { os: windows, arch: arm64 }
+          - { os: windows, arch: amd64, legacy_go: true }
-
-          - { os: darwin, arch: amd64 }
-          - { os: darwin, arch: arm64 }
 
+          - { 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" }
-          - { os: android, arch: amd64, ndk: "x86_64-linux-android21" }
+        exclude:
-          - { os: android, arch: "386", ndk: "i686-linux-android21" }
+          - { os: darwin, arch: "386" }
     steps:
       - name: Checkout
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4
@@ -140,7 +133,10 @@ jobs:
       - name: Set build tags
         run: |
           set -xeuo pipefail
-          TAGS='with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_acme,with_clash_api,with_tailscale'
+          TAGS='with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_acme,with_clash_api'
+          if [ ! '${{ matrix.legacy_go }}' = 'true' ]; then
+            TAGS="${TAGS},with_ech"
+          fi
           echo "BUILD_TAGS=${TAGS}" >> "${GITHUB_ENV}"
       - name: Build
         if: matrix.os != 'android'
@@ -154,10 +150,7 @@ jobs:
           CGO_ENABLED: "0"
           GOOS: ${{ matrix.os }}
           GOARCH: ${{ matrix.arch }}
-          GO386: ${{ matrix.go386 }}
           GOARM: ${{ matrix.goarm }}
-          GOMIPS: ${{ matrix.gomips }}
-          GOMIPS64: ${{ matrix.gomips }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Build Android
         if: matrix.os == 'android'
@@ -177,31 +170,21 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Set name
         run: |-
-          DIR_NAME="sing-box-${{ needs.calculate_version.outputs.version }}-${{ matrix.os }}-${{ matrix.arch }}"
+          ARM_VERSION=$([ -n '${{ matrix.goarm}}' ] && echo 'v${{ matrix.goarm}}' || true)
-          if [[ -n "${{ matrix.goarm }}" ]]; then
+          LEGACY=$([ '${{ matrix.legacy_go }}' = 'true' ] && echo "-legacy" || true)
-            DIR_NAME="${DIR_NAME}v${{ matrix.goarm }}"
+          DIR_NAME="sing-box-${{ needs.calculate_version.outputs.version }}-${{ matrix.os }}-${{ matrix.arch }}${ARM_VERSION}${LEGACY}"
-          elif [[ -n "${{ matrix.go386 }}" && "${{ matrix.go386 }}" != 'sse2' ]]; then
+          PKG_NAME="sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.arch }}${ARM_VERSION}"
-            DIR_NAME="${DIR_NAME}-${{ matrix.go386 }}"
-          elif [[ -n "${{ matrix.gomips }}" && "${{ matrix.gomips }}" != 'hardfloat' ]]; then
-            DIR_NAME="${DIR_NAME}-${{ matrix.gomips }}"
-          elif [[ "${{ matrix.legacy_go }}" == 'true' ]]; then
-            DIR_NAME="${DIR_NAME}-legacy"
-          fi
           echo "DIR_NAME=${DIR_NAME}" >> "${GITHUB_ENV}"
-          PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
+          echo "PKG_NAME=${PKG_NAME}" >> "${GITHUB_ENV}"
-          PKG_VERSION="${PKG_VERSION//-/\~}"
-          echo "PKG_VERSION=${PKG_VERSION}" >> "${GITHUB_ENV}"
       - name: Package DEB
         if: matrix.debian != ''
         run: |
           set -xeuo pipefail
           sudo gem install fpm
-          sudo apt-get update
           sudo apt-get install -y debsigs
-          cp .fpm_systemd .fpm
           fpm -t deb \
-            -v "$PKG_VERSION" \
+            -v "${{ needs.calculate_version.outputs.version }}" \
-            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.debian }}.deb" \
+            -p "dist/${PKG_NAME}.deb" \
             --architecture ${{ matrix.debian }} \
             dist/sing-box=/usr/bin/sing-box
           curl -Lo '/tmp/debsigs.diff' 'https://gitlab.com/debsigs/debsigs/-/commit/160138f5de1ec110376d3c807b60a37388bc7c90.diff'
@@ -216,10 +199,9 @@ jobs:
         run: |-
           set -xeuo pipefail
           sudo gem install fpm
-          cp .fpm_systemd .fpm
           fpm -t rpm \
-            -v "$PKG_VERSION" \
+            -v "${{ needs.calculate_version.outputs.version }}" \
-            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.rpm }}.rpm" \
+            -p "dist/${PKG_NAME}.rpm" \
             --architecture ${{ matrix.rpm }} \
             dist/sing-box=/usr/bin/sing-box
           cat > $HOME/.rpmmacros <<EOF
@@ -235,29 +217,12 @@ jobs:
         run: |-
           set -xeuo pipefail
           sudo gem install fpm
-          sudo apt-get update
           sudo apt-get install -y libarchive-tools
-          cp .fpm_systemd .fpm
           fpm -t pacman \
-            -v "$PKG_VERSION" \
+            -v "${{ needs.calculate_version.outputs.version }}" \
-            -p "dist/sing-box_${{ needs.calculate_version.outputs.version }}_${{ matrix.os }}_${{ matrix.pacman }}.pkg.tar.zst" \
+            -p "dist/${PKG_NAME}.pkg.tar.zst" \
             --architecture ${{ matrix.pacman }} \
             dist/sing-box=/usr/bin/sing-box
-      - name: Package OpenWrt
-        if: matrix.openwrt != ''
-        run: |-
-          set -xeuo pipefail
-          sudo gem install fpm
-          cp .fpm_openwrt .fpm
-          fpm -t deb \
-            -v "$PKG_VERSION" \
-            -p "dist/openwrt.deb" \
-            --architecture all \
-            dist/sing-box=/usr/bin/sing-box
-          for architecture in ${{ matrix.openwrt }}; do
-            .github/deb2ipk.sh "$architecture" "dist/openwrt.deb" "dist/sing-box_${{ needs.calculate_version.outputs.version }}_openwrt_${architecture}.ipk"
-          done
-          rm "dist/openwrt.deb"
       - name: Archive
         run: |
           set -xeuo pipefail
@@ -277,7 +242,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with:
-          name: binary-${{ matrix.os }}_${{ matrix.arch }}${{ matrix.goarm && format('v{0}', matrix.goarm) }}${{ matrix.go386 && format('_{0}', matrix.go386) }}${{ matrix.gomips && format('_{0}', matrix.gomips) }}${{ matrix.legacy_go && '-legacy' || '' }}
+          name: binary-${{ matrix.os }}_${{ matrix.arch }}${{ matrix.goarm && format('v{0}', matrix.goarm) }}${{ matrix.legacy_go && '-legacy' || '' }}
           path: "dist"
   build_android:
     name: Build Android
@@ -476,11 +441,11 @@ jobs:
       - name: Setup Xcode stable
         if: matrix.if && github.ref == 'refs/heads/main-next'
         run: |-
-          sudo xcode-select -s /Applications/Xcode_16.4.app
+          sudo xcode-select -s /Applications/Xcode_16.2.app
       - name: Setup Xcode beta
         if: matrix.if && github.ref == 'refs/heads/dev-next'
         run: |-
-          sudo xcode-select -s /Applications/Xcode_16.4.app
+          sudo xcode-select -s /Applications/Xcode_16.2.app
       - name: Set tag
         if: matrix.if
         run: |-
@@ -549,13 +514,10 @@ jobs:
           MACOS_PROJECT_VERSION=$(go run -v ./cmd/internal/app_store_connect next_macos_project_version)
           echo "MACOS_PROJECT_VERSION=$MACOS_PROJECT_VERSION"
           echo "MACOS_PROJECT_VERSION=$MACOS_PROJECT_VERSION" >> "$GITHUB_ENV"
-      - name: Update version
-        if: matrix.if && matrix.name != 'iOS'
-        run: |-
-          go run -v ./cmd/internal/update_apple_version --ci
       - name: Build
         if: matrix.if
         run: |-
+          go run -v ./cmd/internal/update_apple_version --ci
           cd clients/apple
           xcodebuild archive \
             -scheme "${{ matrix.scheme }}" \
@@ -615,7 +577,7 @@ jobs:
           path: 'dist'
   upload:
     name: Upload builds
-    if: "!failure() && github.event_name == 'workflow_dispatch' && (inputs.build == 'All' || inputs.build == 'Binary' || inputs.build == 'Android' || inputs.build == 'Apple' || inputs.build == 'macOS-standalone')"
+    if: always() && github.event_name == 'workflow_dispatch' && (inputs.build == 'All' || inputs.build == 'Binary' || inputs.build == 'Android' || inputs.build == 'Apple' || inputs.build == 'macOS-standalone')
     runs-on: ubuntu-latest
     needs:
       - calculate_version

.github/workflows/linux.yml

@@ -80,7 +80,10 @@ jobs:
       - name: Set build tags
         run: |
           set -xeuo pipefail
-          TAGS='with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_acme,with_clash_api,with_tailscale'
+          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: |
@@ -106,21 +109,15 @@ jobs:
         if: contains(needs.calculate_version.outputs.version, '-')
         run: |-
           echo "NAME=sing-box-beta" >> "$GITHUB_ENV"
-      - name: Set version
-        run: |-
-          PKG_VERSION="${{ needs.calculate_version.outputs.version }}"
-          PKG_VERSION="${PKG_VERSION//-/\~}"
-          echo "PKG_VERSION=${PKG_VERSION}" >> "${GITHUB_ENV}"
       - name: Package DEB
         if: matrix.debian != ''
         run: |
           set -xeuo pipefail
           sudo gem install fpm
           sudo apt-get install -y debsigs
-          cp .fpm_systemd .fpm
           fpm -t deb \
             --name "${NAME}" \
-            -v "$PKG_VERSION" \
+            -v "${{ needs.calculate_version.outputs.version }}" \
             -p "dist/${NAME}_${{ needs.calculate_version.outputs.version }}_linux_${{ matrix.debian }}.deb" \
             --architecture ${{ matrix.debian }} \
             dist/sing-box=/usr/bin/sing-box
@@ -136,10 +133,9 @@ jobs:
         run: |-
           set -xeuo pipefail
           sudo gem install fpm
-          cp .fpm_systemd .fpm
           fpm -t rpm \
             --name "${NAME}" \
-            -v "$PKG_VERSION" \
+            -v "${{ needs.calculate_version.outputs.version }}" \
             -p "dist/${NAME}_${{ needs.calculate_version.outputs.version }}_linux_${{ matrix.rpm }}.rpm" \
             --architecture ${{ matrix.rpm }} \
             dist/sing-box=/usr/bin/sing-box

.golangci.yml

@@ -21,13 +21,14 @@ linters-settings:
       - -SA1003
 
 run:
-  go: "1.23"
+  go: "1.24"
   build-tags:
     - with_gvisor
     - with_quic
     - with_dhcp
     - with_wireguard
     - with_utls
+    - with_reality_server
     - with_acme
     - with_clash_api
 

.goreleaser.fury.yaml

@@ -15,6 +15,7 @@ builds:
       - with_dhcp
       - with_wireguard
       - with_utls
+      - with_reality_server
       - with_acme
       - with_clash_api
       - with_tailscale
@@ -49,18 +50,12 @@ nfpms:
     contents:
       - src: release/config/config.json
         dst: /etc/sing-box/config.json
-        type: "config|noreplace"
+        type: config
 
       - src: release/config/sing-box.service
         dst: /usr/lib/systemd/system/sing-box.service
       - src: release/config/sing-box@.service
         dst: /usr/lib/systemd/system/sing-box@.service
-      - src: release/config/sing-box.sysusers
-        dst: /usr/lib/sysusers.d/sing-box.conf
-      - src: release/config/sing-box.rules
-        dst: /usr/share/polkit-1/rules.d/sing-box.rules
-      - src: release/config/sing-box-split-dns.xml
-        dst: /usr/share/dbus-1/system.d/sing-box-split-dns.conf
 
       - src: release/completions/sing-box.bash
         dst: /usr/share/bash-completion/completions/sing-box.bash

.goreleaser.yaml

@@ -17,6 +17,7 @@ builds:
       - with_dhcp
       - with_wireguard
       - with_utls
+      - with_reality_server
       - with_acme
       - with_clash_api
       - with_tailscale
@@ -46,6 +47,7 @@ builds:
       - with_dhcp
       - with_wireguard
       - with_utls
+      - with_reality_server
       - with_acme
       - with_clash_api
       - with_tailscale
@@ -130,18 +132,12 @@ nfpms:
     contents:
       - src: release/config/config.json
         dst: /etc/sing-box/config.json
-        type: "config|noreplace"
+        type: config
 
       - src: release/config/sing-box.service
         dst: /usr/lib/systemd/system/sing-box.service
       - src: release/config/sing-box@.service
         dst: /usr/lib/systemd/system/sing-box@.service
-      - src: release/config/sing-box.sysusers
-        dst: /usr/lib/sysusers.d/sing-box.conf
-      - src: release/config/sing-box.rules
-        dst: /usr/share/polkit-1/rules.d/sing-box.rules
-      - src: release/config/sing-box-split-dns.xml
-        dst: /usr/share/dbus-1/system.d/sing-box-split-dns.conf
 
       - src: release/completions/sing-box.bash
         dst: /usr/share/bash-completion/completions/sing-box.bash

Dockerfile

@@ -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_utls,with_acme,with_clash_api,with_tailscale" \
+        "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

@@ -1,13 +1,14 @@
 NAME = sing-box
 COMMIT = $(shell git rev-parse --short HEAD)
-TAGS ?= with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_acme,with_clash_api,with_tailscale
+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 = $(shell go env GOHOSTARCH)
-VERSION=$(shell CGO_ENABLED=0 GOOS=$(GOHOSTOS) GOARCH=$(GOHOSTARCH) go run github.com/sagernet/sing-box/cmd/internal/read_tag@latest)
+VERSION=$(shell CGO_ENABLED=0 GOOS=$(GOHOSTOS) GOARCH=$(GOHOSTARCH) go run ./cmd/internal/read_tag)
 
 PARAMS = -v -trimpath -ldflags "-X 'github.com/sagernet/sing-box/constant.Version=$(VERSION)' -s -w -buildid="
-MAIN_PARAMS = $(PARAMS) -tags "$(TAGS)"
+MAIN_PARAMS = $(PARAMS) -tags $(TAGS)
 MAIN = ./cmd/sing-box
 PREFIX ?= $(shell go env GOPATH)
 
@@ -23,7 +24,7 @@ ci_build:
 	go build $(MAIN_PARAMS) $(MAIN)
 
 generate_completions:
-	go run -v --tags "$(TAGS),generate,generate_completions" $(MAIN)
+	go run -v --tags $(TAGS),generate,generate_completions $(MAIN)
 
 install:
 	go build -o $(PREFIX)/bin/$(NAME) $(MAIN_PARAMS) $(MAIN)
@@ -108,16 +109,6 @@ upload_ios_app_store:
 	cd ../sing-box-for-apple && \
 	xcodebuild -exportArchive -archivePath build/SFI.xcarchive -exportOptionsPlist SFI/Upload.plist -allowProvisioningUpdates
 
-export_ios_ipa:
-	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath build/SFI.xcarchive -exportOptionsPlist SFI/Export.plist -allowProvisioningUpdates -exportPath build/SFI && \
-	cp build/SFI/sing-box.ipa dist/SFI.ipa
-
-upload_ios_ipa:
-	cd dist && \
-	cp SFI.ipa "SFI-${VERSION}.ipa" && \
-	ghr --replace --draft --prerelease "v${VERSION}" "SFI-${VERSION}.ipa"
-
 release_ios: build_ios upload_ios_app_store
 
 build_macos:
@@ -185,16 +176,6 @@ upload_tvos_app_store:
 	cd ../sing-box-for-apple && \
 	xcodebuild -exportArchive -archivePath "build/SFT.xcarchive" -exportOptionsPlist SFI/Upload.plist -allowProvisioningUpdates
 
-export_tvos_ipa:
-	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath "build/SFT.xcarchive" -exportOptionsPlist SFI/Export.plist -allowProvisioningUpdates -exportPath build/SFT && \
-	cp build/SFT/sing-box.ipa dist/SFT.ipa
-
-upload_tvos_ipa:
-	cd dist && \
-	cp SFT.ipa "SFT-${VERSION}.ipa" && \
-	ghr --replace --draft --prerelease "v${VERSION}" "SFT-${VERSION}.ipa"
-
 release_tvos: build_tvos upload_tvos_app_store
 
 update_apple_version:
@@ -245,8 +226,8 @@ lib:
 	go run ./cmd/internal/build_libbox -target ios
 
 lib_install:
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.6
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.5
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.6
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.5
 
 docs:
 	venv/bin/mkdocs serve
@@ -265,4 +246,4 @@ clean:
 update:
 	git fetch
 	git reset FETCH_HEAD --hard
-	git clean -fdx
+	git clean -fdx

adapter/certificate.go

@@ -10,6 +10,9 @@ import (
 type CertificateStore interface {
 	LifecycleService
 	Pool() *x509.CertPool
+	TLSDecryptionEnabled() bool
+	TLSDecryptionCertificate() *x509.Certificate
+	TLSDecryptionPrivateKey() any
 }
 
 func RootPoolFromContext(ctx context.Context) *x509.CertPool {

adapter/dns.go

@@ -3,14 +3,11 @@ package adapter
 import (
 	"context"
 	"net/netip"
-	"time"
 
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
-	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/logger"
-	"github.com/sagernet/sing/service"
 
 	"github.com/miekg/dns"
 )
@@ -34,32 +31,11 @@ type DNSClient interface {
 }
 
 type DNSQueryOptions struct {
-	Transport      DNSTransport
+	Transport    DNSTransport
-	Strategy       C.DomainStrategy
+	Strategy     C.DomainStrategy
-	LookupStrategy C.DomainStrategy
+	DisableCache bool
-	Timeout        time.Duration
+	RewriteTTL   *uint32
-	DisableCache   bool
+	ClientSubnet netip.Prefix
-	RewriteTTL     *uint32
-	ClientSubnet   netip.Prefix
-}
-
-func DNSQueryOptionsFrom(ctx context.Context, options *option.DomainResolveOptions) (*DNSQueryOptions, error) {
-	if options == nil {
-		return &DNSQueryOptions{}, nil
-	}
-	transportManager := service.FromContext[DNSTransportManager](ctx)
-	transport, loaded := transportManager.Transport(options.Server)
-	if !loaded {
-		return nil, E.New("domain resolver not found: " + options.Server)
-	}
-	return &DNSQueryOptions{
-		Transport:    transport,
-		Strategy:     C.DomainStrategy(options.Strategy),
-		Timeout:      time.Duration(options.Timeout),
-		DisableCache: options.DisableCache,
-		RewriteTTL:   options.RewriteTTL,
-		ClientSubnet: options.ClientSubnet.Build(netip.Prefix{}),
-	}, nil
 }
 
 type RDRCStore interface {
@@ -73,7 +49,6 @@ type DNSTransport interface {
 	Type() string
 	Tag() string
 	Dependencies() []string
-	HasDetour() bool
 	Exchange(ctx context.Context, message *dns.Msg) (*dns.Msg, error)
 }
 

adapter/fakeip.go

@@ -7,7 +7,7 @@ import (
 )
 
 type FakeIPStore interface {
-	SimpleLifecycle
+	Service
 	Contains(address netip.Addr) bool
 	Create(domain string, isIPv6 bool) (netip.Addr, error)
 	Lookup(address netip.Addr) (string, bool)

adapter/inbound.go

@@ -2,6 +2,8 @@ package adapter
 
 import (
 	"context"
+	"crypto/tls"
+	"net/http"
 	"net/netip"
 	"time"
 
@@ -53,11 +55,13 @@ type InboundContext struct {
 
 	// sniffer
 
-	Protocol     string
+	Protocol         string
-	Domain       string
+	Domain           string
-	Client       string
+	Client           string
-	SniffContext any
+	SniffContext     any
-	SniffError   error
+	PacketSniffError error
+	HTTPRequest      *http.Request
+	ClientHello      *tls.ClientHelloInfo
 
 	// cache
 
@@ -74,7 +78,7 @@ type InboundContext struct {
 	UDPTimeout                time.Duration
 	TLSFragment               bool
 	TLSFragmentFallbackDelay  time.Duration
-	TLSRecordFragment         bool
+	MITM                      *option.MITMRouteOptions
 
 	NetworkStrategy     *C.NetworkStrategy
 	NetworkType         []C.InterfaceType

adapter/inbound/manager.go

@@ -37,14 +37,13 @@ func NewManager(logger log.ContextLogger, registry adapter.InboundRegistry, endp
 
 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
-	inbounds := m.inbounds
+	for _, inbound := range m.inbounds {
-	m.access.Unlock()
-	for _, inbound := range inbounds {
 		err := adapter.LegacyStart(inbound, stage)
 		if err != nil {
 			return E.Cause(err, stage, " inbound/", inbound.Type(), "[", inbound.Tag(), "]")

adapter/lifecycle.go

@@ -1,11 +1,8 @@
 package adapter
 
-import E "github.com/sagernet/sing/common/exceptions"
+import (
-
+	E "github.com/sagernet/sing/common/exceptions"
-type SimpleLifecycle interface {
+)
-	Start() error
-	Close() error
-}
 
 type StartStage uint8
 
@@ -50,6 +47,9 @@ type LifecycleService interface {
 
 func Start(stage StartStage, services ...Lifecycle) error {
 	for _, service := range services {
+		if service == nil {
+			continue
+		}
 		err := service.Start(stage)
 		if err != nil {
 			return err

adapter/lifecycle_legacy.go

@@ -28,14 +28,14 @@ func LegacyStart(starter any, stage StartStage) error {
 }
 
 type lifecycleServiceWrapper struct {
-	SimpleLifecycle
+	Service
 	name string
 }
 
-func NewLifecycleService(service SimpleLifecycle, name string) LifecycleService {
+func NewLifecycleService(service Service, name string) LifecycleService {
 	return &lifecycleServiceWrapper{
-		SimpleLifecycle: service,
+		Service: service,
-		name:            name,
+		name:    name,
 	}
 }
 
@@ -44,9 +44,9 @@ func (l *lifecycleServiceWrapper) Name() string {
 }
 
 func (l *lifecycleServiceWrapper) Start(stage StartStage) error {
-	return LegacyStart(l.SimpleLifecycle, stage)
+	return LegacyStart(l.Service, stage)
 }
 
 func (l *lifecycleServiceWrapper) Close() error {
-	return l.SimpleLifecycle.Close()
+	return l.Service.Close()
 }

adapter/mitm.go

@@ -0,0 +1,13 @@
+package adapter
+
+import (
+	"context"
+	"net"
+
+	N "github.com/sagernet/sing/common/network"
+)
+
+type MITMEngine interface {
+	Lifecycle
+	NewConnection(ctx context.Context, this N.Dialer, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
+}

adapter/router.go

@@ -24,7 +24,7 @@ type Router interface {
 	RuleSet(tag string) (RuleSet, bool)
 	NeedWIFIState() bool
 	Rules() []Rule
-	AppendTracker(tracker ConnectionTracker)
+	SetTracker(tracker ConnectionTracker)
 	ResetNetwork()
 }
 

adapter/rule.go

@@ -11,7 +11,7 @@ type HeadlessRule interface {
 
 type Rule interface {
 	HeadlessRule
-	SimpleLifecycle
+	Service
 	Type() string
 	Action() RuleAction
 }

adapter/service.go

@@ -1,27 +1,6 @@
 package adapter
 
-import (
-	"context"
-
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-)
-
 type Service interface {
-	Lifecycle
+	Start() error
-	Type() string
+	Close() error
-	Tag() string
-}
-
-type ServiceRegistry interface {
-	option.ServiceOptionsRegistry
-	Create(ctx context.Context, logger log.ContextLogger, tag string, serviceType string, options any) (Service, error)
-}
-
-type ServiceManager interface {
-	Lifecycle
-	Services() []Service
-	Get(tag string) (Service, bool)
-	Remove(tag string) error
-	Create(ctx context.Context, logger log.ContextLogger, tag string, serviceType string, options any) error
 }

adapter/service/adapter.go

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

adapter/service/manager.go

@@ -1,144 +0,0 @@
-package service
-
-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.ServiceManager = (*Manager)(nil)
-
-type Manager struct {
-	logger       log.ContextLogger
-	registry     adapter.ServiceRegistry
-	access       sync.Mutex
-	started      bool
-	stage        adapter.StartStage
-	services     []adapter.Service
-	serviceByTag map[string]adapter.Service
-}
-
-func NewManager(logger log.ContextLogger, registry adapter.ServiceRegistry) *Manager {
-	return &Manager{
-		logger:       logger,
-		registry:     registry,
-		serviceByTag: make(map[string]adapter.Service),
-	}
-}
-
-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
-	services := m.services
-	m.access.Unlock()
-	for _, service := range services {
-		err := adapter.LegacyStart(service, stage)
-		if err != nil {
-			return E.Cause(err, stage, " service/", service.Type(), "[", service.Tag(), "]")
-		}
-	}
-	return nil
-}
-
-func (m *Manager) Close() error {
-	m.access.Lock()
-	defer m.access.Unlock()
-	if !m.started {
-		return nil
-	}
-	m.started = false
-	services := m.services
-	m.services = nil
-	monitor := taskmonitor.New(m.logger, C.StopTimeout)
-	var err error
-	for _, service := range services {
-		monitor.Start("close service/", service.Type(), "[", service.Tag(), "]")
-		err = E.Append(err, service.Close(), func(err error) error {
-			return E.Cause(err, "close service/", service.Type(), "[", service.Tag(), "]")
-		})
-		monitor.Finish()
-	}
-	return nil
-}
-
-func (m *Manager) Services() []adapter.Service {
-	m.access.Lock()
-	defer m.access.Unlock()
-	return m.services
-}
-
-func (m *Manager) Get(tag string) (adapter.Service, bool) {
-	m.access.Lock()
-	service, found := m.serviceByTag[tag]
-	m.access.Unlock()
-	return service, found
-}
-
-func (m *Manager) Remove(tag string) error {
-	m.access.Lock()
-	service, found := m.serviceByTag[tag]
-	if !found {
-		m.access.Unlock()
-		return os.ErrInvalid
-	}
-	delete(m.serviceByTag, tag)
-	index := common.Index(m.services, func(it adapter.Service) bool {
-		return it == service
-	})
-	if index == -1 {
-		panic("invalid service index")
-	}
-	m.services = append(m.services[:index], m.services[index+1:]...)
-	started := m.started
-	m.access.Unlock()
-	if started {
-		return service.Close()
-	}
-	return nil
-}
-
-func (m *Manager) Create(ctx context.Context, logger log.ContextLogger, tag string, serviceType string, options any) error {
-	service, err := m.registry.Create(ctx, logger, tag, serviceType, options)
-	if err != nil {
-		return err
-	}
-	m.access.Lock()
-	defer m.access.Unlock()
-	if m.started {
-		for _, stage := range adapter.ListStartStages {
-			err = adapter.LegacyStart(service, stage)
-			if err != nil {
-				return E.Cause(err, stage, " service/", service.Type(), "[", service.Tag(), "]")
-			}
-		}
-	}
-	if existsService, loaded := m.serviceByTag[tag]; loaded {
-		if m.started {
-			err = existsService.Close()
-			if err != nil {
-				return E.Cause(err, "close service/", existsService.Type(), "[", existsService.Tag(), "]")
-			}
-		}
-		existsIndex := common.Index(m.services, func(it adapter.Service) bool {
-			return it == existsService
-		})
-		if existsIndex == -1 {
-			panic("invalid service index")
-		}
-		m.services = append(m.services[:existsIndex], m.services[existsIndex+1:]...)
-	}
-	m.services = append(m.services, service)
-	m.serviceByTag[tag] = service
-	return nil
-}

adapter/service/registry.go

@@ -1,72 +0,0 @@
-package service
-
-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, logger log.ContextLogger, tag string, options T) (adapter.Service, error)
-
-func Register[Options any](registry *Registry, outboundType string, constructor ConstructorFunc[Options]) {
-	registry.register(outboundType, func() any {
-		return new(Options)
-	}, func(ctx context.Context, logger log.ContextLogger, tag string, rawOptions any) (adapter.Service, error) {
-		var options *Options
-		if rawOptions != nil {
-			options = rawOptions.(*Options)
-		}
-		return constructor(ctx, logger, tag, common.PtrValueOrDefault(options))
-	})
-}
-
-var _ adapter.ServiceRegistry = (*Registry)(nil)
-
-type (
-	optionsConstructorFunc func() any
-	constructorFunc        func(ctx context.Context, logger log.ContextLogger, tag string, options any) (adapter.Service, 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, logger log.ContextLogger, tag string, outboundType string, options any) (adapter.Service, 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, 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/ssm.go

@@ -1,18 +0,0 @@
-package adapter
-
-import (
-	"net"
-
-	N "github.com/sagernet/sing/common/network"
-)
-
-type ManagedSSMServer interface {
-	Inbound
-	SetTracker(tracker SSMTracker)
-	UpdateUsers(users []string, uPSKs []string) error
-}
-
-type SSMTracker interface {
-	TrackConnection(conn net.Conn, metadata InboundContext) net.Conn
-	TrackPacketConnection(conn N.PacketConn, metadata InboundContext) N.PacketConn
-}

adapter/time.go

@@ -3,6 +3,6 @@ package adapter
 import "time"
 
 type TimeService interface {
-	SimpleLifecycle
+	Service
 	TimeFunc() func() time.Time
 }

box.go

@@ -12,7 +12,6 @@ import (
 	"github.com/sagernet/sing-box/adapter/endpoint"
 	"github.com/sagernet/sing-box/adapter/inbound"
 	"github.com/sagernet/sing-box/adapter/outbound"
-	boxService "github.com/sagernet/sing-box/adapter/service"
 	"github.com/sagernet/sing-box/common/certificate"
 	"github.com/sagernet/sing-box/common/dialer"
 	"github.com/sagernet/sing-box/common/taskmonitor"
@@ -24,6 +23,7 @@ import (
 	"github.com/sagernet/sing-box/experimental/cachefile"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/mitm"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-box/protocol/direct"
 	"github.com/sagernet/sing-box/route"
@@ -35,23 +35,23 @@ import (
 	"github.com/sagernet/sing/service/pause"
 )
 
-var _ adapter.SimpleLifecycle = (*Box)(nil)
+var _ adapter.Service = (*Box)(nil)
 
 type Box struct {
-	createdAt       time.Time
+	createdAt    time.Time
-	logFactory      log.Factory
+	logFactory   log.Factory
-	logger          log.ContextLogger
+	logger       log.ContextLogger
-	network         *route.NetworkManager
+	network      *route.NetworkManager
-	endpoint        *endpoint.Manager
+	endpoint     *endpoint.Manager
-	inbound         *inbound.Manager
+	inbound      *inbound.Manager
-	outbound        *outbound.Manager
+	outbound     *outbound.Manager
-	service         *boxService.Manager
+	dnsTransport *dns.TransportManager
-	dnsTransport    *dns.TransportManager
+	dnsRouter    *dns.Router
-	dnsRouter       *dns.Router
+	connection   *route.ConnectionManager
-	connection      *route.ConnectionManager
+	router       *route.Router
-	router          *route.Router
+	mitm         adapter.MITMEngine //*mitm.Engine
-	internalService []adapter.LifecycleService
+	services     []adapter.LifecycleService
-	done            chan struct{}
+	done         chan struct{}
 }
 
 type Options struct {
@@ -66,7 +66,6 @@ func Context(
 	outboundRegistry adapter.OutboundRegistry,
 	endpointRegistry adapter.EndpointRegistry,
 	dnsTransportRegistry adapter.DNSTransportRegistry,
-	serviceRegistry adapter.ServiceRegistry,
 ) context.Context {
 	if service.FromContext[option.InboundOptionsRegistry](ctx) == nil ||
 		service.FromContext[adapter.InboundRegistry](ctx) == nil {
@@ -87,10 +86,6 @@ func Context(
 		ctx = service.ContextWith[option.DNSTransportOptionsRegistry](ctx, dnsTransportRegistry)
 		ctx = service.ContextWith[adapter.DNSTransportRegistry](ctx, dnsTransportRegistry)
 	}
-	if service.FromContext[adapter.ServiceRegistry](ctx) == nil {
-		ctx = service.ContextWith[option.ServiceOptionsRegistry](ctx, serviceRegistry)
-		ctx = service.ContextWith[adapter.ServiceRegistry](ctx, serviceRegistry)
-	}
 	return ctx
 }
 
@@ -106,7 +101,6 @@ func New(options Options) (*Box, error) {
 	inboundRegistry := service.FromContext[adapter.InboundRegistry](ctx)
 	outboundRegistry := service.FromContext[adapter.OutboundRegistry](ctx)
 	dnsTransportRegistry := service.FromContext[adapter.DNSTransportRegistry](ctx)
-	serviceRegistry := service.FromContext[adapter.ServiceRegistry](ctx)
 
 	if endpointRegistry == nil {
 		return nil, E.New("missing endpoint registry in context")
@@ -117,12 +111,6 @@ func New(options Options) (*Box, error) {
 	if outboundRegistry == nil {
 		return nil, E.New("missing outbound registry in context")
 	}
-	if dnsTransportRegistry == nil {
-		return nil, E.New("missing DNS transport registry in context")
-	}
-	if serviceRegistry == nil {
-		return nil, E.New("missing service registry in context")
-	}
 
 	ctx = pause.WithDefaultManager(ctx)
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
@@ -156,19 +144,13 @@ func New(options Options) (*Box, error) {
 		return nil, E.Cause(err, "create log factory")
 	}
 
-	var internalServices []adapter.LifecycleService
+	var services []adapter.LifecycleService
-	certificateOptions := common.PtrValueOrDefault(options.Certificate)
+	certificateStore, err := certificate.NewStore(ctx, logFactory.NewLogger("certificate"), common.PtrValueOrDefault(options.Certificate))
-	if C.IsAndroid || certificateOptions.Store != "" && certificateOptions.Store != C.CertificateStoreSystem ||
+	if err != nil {
-		len(certificateOptions.Certificate) > 0 ||
+		return nil, err
-		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)
-		internalServices = append(internalServices, certificateStore)
 	}
+	service.MustRegister[adapter.CertificateStore](ctx, certificateStore)
+	services = append(services, certificateStore)
 
 	routeOptions := common.PtrValueOrDefault(options.Route)
 	dnsOptions := common.PtrValueOrDefault(options.DNS)
@@ -176,12 +158,10 @@ func New(options Options) (*Box, error) {
 	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)
-	serviceManager := boxService.NewManager(logFactory.NewLogger("service"), serviceRegistry)
 	service.MustRegister[adapter.EndpointManager](ctx, endpointManager)
 	service.MustRegister[adapter.InboundManager](ctx, inboundManager)
 	service.MustRegister[adapter.OutboundManager](ctx, outboundManager)
 	service.MustRegister[adapter.DNSTransportManager](ctx, dnsTransportManager)
-	service.MustRegister[adapter.ServiceManager](ctx, serviceManager)
 	dnsRouter := dns.NewRouter(ctx, logFactory, dnsOptions)
 	service.MustRegister[adapter.DNSRouter](ctx, dnsRouter)
 	networkManager, err := route.NewNetworkManager(ctx, logFactory.NewLogger("network"), routeOptions)
@@ -189,7 +169,7 @@ func New(options Options) (*Box, error) {
 		return nil, E.Cause(err, "initialize network manager")
 	}
 	service.MustRegister[adapter.NetworkManager](ctx, networkManager)
-	connectionManager := route.NewConnectionManager(logFactory.NewLogger("connection"))
+	connectionManager := route.NewConnectionManager(ctx, logFactory.NewLogger("connection"))
 	service.MustRegister[adapter.ConnectionManager](ctx, connectionManager)
 	router := route.NewRouter(ctx, logFactory, routeOptions, dnsOptions)
 	service.MustRegister[adapter.Router](ctx, router)
@@ -197,8 +177,8 @@ func New(options Options) (*Box, error) {
 	if err != nil {
 		return nil, E.Cause(err, "initialize router")
 	}
-	ntpOptions := common.PtrValueOrDefault(options.NTP)
 	var timeService *tls.TimeServiceWrapper
+	ntpOptions := common.PtrValueOrDefault(options.NTP)
 	if ntpOptions.Enabled {
 		timeService = new(tls.TimeServiceWrapper)
 		service.MustRegister[ntp.TimeService](ctx, timeService)
@@ -296,24 +276,6 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "initialize outbound[", i, "]")
 		}
 	}
-	for i, serviceOptions := range options.Services {
-		var tag string
-		if serviceOptions.Tag != "" {
-			tag = serviceOptions.Tag
-		} else {
-			tag = F.ToString(i)
-		}
-		err = serviceManager.Create(
-			ctx,
-			logFactory.NewLogger(F.ToString("service/", serviceOptions.Type, "[", tag, "]")),
-			tag,
-			serviceOptions.Type,
-			serviceOptions.Options,
-		)
-		if err != nil {
-			return nil, E.Cause(err, "initialize service[", i, "]")
-		}
-	}
 	outboundManager.Initialize(common.Must1(
 		direct.NewOutbound(
 			ctx,
@@ -339,7 +301,7 @@ func New(options Options) (*Box, error) {
 	if needCacheFile {
 		cacheFile := cachefile.New(ctx, common.PtrValueOrDefault(experimentalOptions.CacheFile))
 		service.MustRegister[adapter.CacheFile](ctx, cacheFile)
-		internalServices = append(internalServices, cacheFile)
+		services = append(services, cacheFile)
 	}
 	if needClashAPI {
 		clashAPIOptions := common.PtrValueOrDefault(experimentalOptions.ClashAPI)
@@ -348,9 +310,9 @@ func New(options Options) (*Box, error) {
 		if err != nil {
 			return nil, E.Cause(err, "create clash-server")
 		}
-		router.AppendTracker(clashServer)
+		router.SetTracker(clashServer)
 		service.MustRegister[adapter.ClashServer](ctx, clashServer)
-		internalServices = append(internalServices, clashServer)
+		services = append(services, clashServer)
 	}
 	if needV2RayAPI {
 		v2rayServer, err := experimental.NewV2RayServer(logFactory.NewLogger("v2ray-api"), common.PtrValueOrDefault(experimentalOptions.V2RayAPI))
@@ -358,8 +320,8 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "create v2ray-server")
 		}
 		if v2rayServer.StatsService() != nil {
-			router.AppendTracker(v2rayServer.StatsService())
+			router.SetTracker(v2rayServer.StatsService())
-			internalServices = append(internalServices, v2rayServer)
+			services = append(services, v2rayServer)
 			service.MustRegister[adapter.V2RayServer](ctx, v2rayServer)
 		}
 	}
@@ -377,23 +339,33 @@ func New(options Options) (*Box, error) {
 			WriteToSystem: ntpOptions.WriteToSystem,
 		})
 		timeService.TimeService = ntpService
-		internalServices = append(internalServices, adapter.NewLifecycleService(ntpService, "ntp service"))
+		services = append(services, adapter.NewLifecycleService(ntpService, "ntp service"))
+	}
+	mitmOptions := common.PtrValueOrDefault(options.MITM)
+	var mitmEngine adapter.MITMEngine
+	if mitmOptions.Enabled {
+		engine, err := mitm.NewEngine(ctx, logFactory.NewLogger("mitm"), mitmOptions)
+		if err != nil {
+			return nil, E.Cause(err, "create MITM engine")
+		}
+		service.MustRegister[adapter.MITMEngine](ctx, engine)
+		mitmEngine = engine
 	}
 	return &Box{
-		network:         networkManager,
+		network:      networkManager,
-		endpoint:        endpointManager,
+		endpoint:     endpointManager,
-		inbound:         inboundManager,
+		inbound:      inboundManager,
-		outbound:        outboundManager,
+		outbound:     outboundManager,
-		dnsTransport:    dnsTransportManager,
+		dnsTransport: dnsTransportManager,
-		service:         serviceManager,
+		dnsRouter:    dnsRouter,
-		dnsRouter:       dnsRouter,
+		connection:   connectionManager,
-		connection:      connectionManager,
+		router:       router,
-		router:          router,
+		mitm:         mitmEngine,
-		createdAt:       createdAt,
+		createdAt:    createdAt,
-		logFactory:      logFactory,
+		logFactory:   logFactory,
-		logger:          logFactory.Logger(),
+		logger:       logFactory.Logger(),
-		internalService: internalServices,
+		services:     services,
-		done:            make(chan struct{}),
+		done:         make(chan struct{}),
 	}, nil
 }
 
@@ -443,15 +415,15 @@ func (s *Box) preStart() error {
 	if err != nil {
 		return E.Cause(err, "start logger")
 	}
-	err = adapter.StartNamed(adapter.StartStateInitialize, s.internalService) // cache-file clash-api v2ray-api
+	err = adapter.StartNamed(adapter.StartStateInitialize, s.services) // cache-file clash-api v2ray-api
 	if err != nil {
 		return err
 	}
-	err = adapter.Start(adapter.StartStateInitialize, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.outbound, s.inbound, s.endpoint, s.service)
+	err = adapter.Start(adapter.StartStateInitialize, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.mitm, 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)
+	err = adapter.Start(adapter.StartStateStart, s.outbound, s.dnsTransport, s.dnsRouter, s.network, s.connection, s.router, s.mitm)
 	if err != nil {
 		return err
 	}
@@ -463,27 +435,31 @@ func (s *Box) start() error {
 	if err != nil {
 		return err
 	}
-	err = adapter.StartNamed(adapter.StartStateStart, s.internalService)
+	err = adapter.StartNamed(adapter.StartStateStart, s.services)
 	if err != nil {
 		return err
 	}
-	err = adapter.Start(adapter.StartStateStart, s.inbound, s.endpoint, s.service)
+	err = s.inbound.Start(adapter.StartStateStart)
 	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, s.service)
+	err = adapter.Start(adapter.StartStateStart, s.endpoint)
 	if err != nil {
 		return err
 	}
-	err = adapter.StartNamed(adapter.StartStatePostStart, s.internalService)
+	err = adapter.Start(adapter.StartStatePostStart, s.outbound, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.mitm, s.inbound, s.endpoint)
 	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, s.service)
+	err = adapter.StartNamed(adapter.StartStatePostStart, s.services)
 	if err != nil {
 		return err
 	}
-	err = adapter.StartNamed(adapter.StartStateStarted, s.internalService)
+	err = adapter.Start(adapter.StartStateStarted, s.network, s.dnsTransport, s.dnsRouter, s.connection, s.router, s.mitm, s.outbound, s.inbound, s.endpoint)
+	if err != nil {
+		return err
+	}
+	err = adapter.StartNamed(adapter.StartStateStarted, s.services)
 	if err != nil {
 		return err
 	}
@@ -498,9 +474,9 @@ func (s *Box) Close() error {
 		close(s.done)
 	}
 	err := common.Close(
-		s.service, s.endpoint, s.inbound, s.outbound, s.router, s.connection, s.dnsRouter, s.dnsTransport, s.network,
+		s.inbound, s.outbound, s.endpoint, s.mitm, s.router, s.connection, s.dnsRouter, s.dnsTransport, s.network,
 	)
-	for _, lifecycleService := range s.internalService {
+	for _, lifecycleService := range s.services {
 		err = E.Append(err, lifecycleService.Close(), func(err error) error {
 			return E.Cause(err, "close ", lifecycleService.Name())
 		})

cmd/internal/app_store_connect/main.go

@@ -105,7 +105,7 @@ func publishTestflight(ctx context.Context) error {
 		return err
 	}
 	tag := tagVersion.VersionString()
-	client := createClient(20 * time.Minute)
+	client := createClient(10 * time.Minute)
 
 	log.Info(tag, " list build IDs")
 	buildIDsResponse, _, err := client.TestFlight.ListBuildIDsForBetaGroup(ctx, groupID, nil)
@@ -145,7 +145,7 @@ func publishTestflight(ctx context.Context) error {
 				return err
 			}
 			build := builds.Data[0]
-			if common.Contains(buildIDs, build.ID) || time.Since(build.Attributes.UploadedDate.Time) > 30*time.Minute {
+			if common.Contains(buildIDs, build.ID) || time.Since(build.Attributes.UploadedDate.Time) > 5*time.Minute {
 				log.Info(string(platform), " ", tag, " waiting for process")
 				time.Sleep(15 * time.Second)
 				continue

cmd/internal/build_libbox/main.go

@@ -16,17 +16,15 @@ import (
 )
 
 var (
-	debugEnabled  bool
+	debugEnabled bool
-	target        string
+	target       string
-	platform      string
+	platform     string
-	withTailscale bool
 )
 
 func init() {
 	flag.BoolVar(&debugEnabled, "debug", false, "enable debug")
 	flag.StringVar(&target, "target", "android", "target platform")
 	flag.StringVar(&platform, "platform", "", "specify platform")
-	flag.BoolVar(&withTailscale, "with-tailscale", false, "build tailscale for iOS and tvOS")
 }
 
 func main() {
@@ -61,8 +59,8 @@ 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_utls", "with_clash_api", "with_conntrack")
+	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_utls", "with_clash_api")
-	iosTags = append(iosTags, "with_dhcp", "with_low_memory")
+	iosTags = append(iosTags, "with_dhcp", "with_low_memory", "with_conntrack")
 	memcTags = append(memcTags, "with_tailscale")
 	debugTags = append(debugTags, "debug")
 }
@@ -153,9 +151,7 @@ func buildApple() {
 		"-v",
 		"-target", bindTarget,
 		"-libname=box",
-	}
+		"-tags-macos=" + strings.Join(memcTags, ","),
-	if !withTailscale {
-		args = append(args, "-tags-macos="+strings.Join(memcTags, ","))
 	}
 
 	if !debugEnabled {
@@ -165,9 +161,6 @@ func buildApple() {
 	}
 
 	tags := append(sharedTags, iosTags...)
-	if withTailscale {
-		tags = append(tags, memcTags...)
-	}
 	if debugEnabled {
 		tags = append(tags, debugTags...)
 	}

cmd/internal/read_tag/main.go

@@ -27,8 +27,11 @@ func main() {
 	)
 	if flagRunNightly {
 		var version badversion.Version
-		version, err = build_shared.ReadTagVersion()
+		version, err = build_shared.ReadTagVersionRev()
 		if err == nil {
+			if version.PreReleaseIdentifier == "" {
+				version.Patch++
+			}
 			versionStr = version.String()
 		}
 	} else {

cmd/sing-box/cmd.go

@@ -7,6 +7,7 @@ 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/log"
@@ -67,5 +68,6 @@ func preRun(cmd *cobra.Command, args []string) {
 	if len(configPaths) == 0 && len(configDirectories) == 0 {
 		configPaths = append(configPaths, "config.json")
 	}
-	globalCtx = include.Context(service.ContextWith(globalCtx, deprecated.NewStderrManager(log.StdLogger())))
+	globalCtx = service.ContextWith(globalCtx, deprecated.NewStderrManager(log.StdLogger()))
+	globalCtx = box.Context(globalCtx, include.InboundRegistry(), include.OutboundRegistry(), include.EndpointRegistry(), include.DNSTransportRegistry())
 }

cmd/sing-box/cmd_generate_ca.go

@@ -0,0 +1,120 @@
+package main
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"crypto/sha1"
+	"crypto/x509"
+	"crypto/x509/pkix"
+	"encoding/asn1"
+	"encoding/base64"
+	"encoding/hex"
+	"encoding/pem"
+	"math/big"
+	"os"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common/json"
+
+	"github.com/spf13/cobra"
+	"software.sslmate.com/src/go-pkcs12"
+)
+
+var (
+	flagGenerateCAName           string
+	flagGenerateCAPKCS12Password string
+	flagGenerateOutput           string
+)
+
+var commandGenerateCAKeyPair = &cobra.Command{
+	Use:   "ca-keypair",
+	Short: "Generate CA key pair",
+	Args:  cobra.NoArgs,
+	Run: func(cmd *cobra.Command, args []string) {
+		err := generateCAKeyPair()
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func init() {
+	commandGenerateCAKeyPair.Flags().StringVarP(&flagGenerateCAName, "name", "n", "", "Set custom CA name")
+	commandGenerateCAKeyPair.Flags().StringVarP(&flagGenerateCAPKCS12Password, "p12-password", "p", "", "Set custom PKCS12 password")
+	commandGenerateCAKeyPair.Flags().StringVarP(&flagGenerateOutput, "output", "o", ".", "Set output directory")
+	commandGenerate.AddCommand(commandGenerateCAKeyPair)
+}
+
+func generateCAKeyPair() error {
+	privateKey, err := rsa.GenerateKey(rand.Reader, 2048)
+	if err != nil {
+		return err
+	}
+	serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128)
+	serialNumber, err := rand.Int(rand.Reader, serialNumberLimit)
+	if err != nil {
+		return err
+	}
+	spkiASN1, err := x509.MarshalPKIXPublicKey(privateKey.Public())
+	var spki struct {
+		Algorithm        pkix.AlgorithmIdentifier
+		SubjectPublicKey asn1.BitString
+	}
+	_, err = asn1.Unmarshal(spkiASN1, &spki)
+	if err != nil {
+		return err
+	}
+	skid := sha1.Sum(spki.SubjectPublicKey.Bytes)
+	var caName string
+	if flagGenerateCAName != "" {
+		caName = flagGenerateCAName
+	} else {
+		caName = "sing-box Generated CA " + strings.ToUpper(hex.EncodeToString(skid[:4]))
+	}
+	caTpl := &x509.Certificate{
+		SerialNumber: serialNumber,
+		Subject: pkix.Name{
+			Organization: []string{caName},
+			CommonName:   caName,
+		},
+		SubjectKeyId:          skid[:],
+		NotAfter:              time.Now().AddDate(10, 0, 0),
+		NotBefore:             time.Now(),
+		KeyUsage:              x509.KeyUsageCertSign,
+		BasicConstraintsValid: true,
+		IsCA:                  true,
+		MaxPathLenZero:        true,
+	}
+	publicDer, err := x509.CreateCertificate(rand.Reader, caTpl, caTpl, privateKey.Public(), privateKey)
+	var caPassword string
+	if flagGenerateCAPKCS12Password != "" {
+		caPassword = flagGenerateCAPKCS12Password
+	} else {
+		caPassword = strings.ToUpper(hex.EncodeToString(skid[:4]))
+	}
+	caTpl.Raw = publicDer
+	p12Bytes, err := pkcs12.Modern.Encode(privateKey, caTpl, nil, caPassword)
+	if err != nil {
+		return err
+	}
+	privateDer, err := x509.MarshalPKCS8PrivateKey(privateKey)
+	if err != nil {
+		return err
+	}
+	os.WriteFile(filepath.Join(flagGenerateOutput, caName+".pem"), []byte(string(pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: publicDer}))+string(pem.EncodeToMemory(&pem.Block{Type: "PRIVATE KEY", Bytes: privateDer}))), 0o644)
+	os.WriteFile(filepath.Join(flagGenerateOutput, caName+".crt"), publicDer, 0o644)
+	os.WriteFile(filepath.Join(flagGenerateOutput, caName+".p12"), p12Bytes, 0o644)
+	var tlsDecryptionOptions option.TLSDecryptionOptions
+	tlsDecryptionOptions.Enabled = true
+	tlsDecryptionOptions.KeyPair = base64.StdEncoding.EncodeToString(p12Bytes)
+	tlsDecryptionOptions.KeyPairPassword = caPassword
+	var certificateOptions option.CertificateOptions
+	certificateOptions.TLSDecryption = &tlsDecryptionOptions
+	encoder := json.NewEncoder(os.Stdout)
+	encoder.SetIndent("", "  ")
+	return encoder.Encode(certificateOptions)
+}

cmd/sing-box/cmd_rule_set_convert.go

@@ -5,7 +5,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/sagernet/sing-box/common/convertor/adguard"
+	"github.com/sagernet/sing-box/cmd/sing-box/internal/convertor/adguard"
 	"github.com/sagernet/sing-box/common/srs"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
@@ -54,7 +54,7 @@ func convertRuleSet(sourcePath string) error {
 	var rules []option.HeadlessRule
 	switch flagRuleSetConvertType {
 	case "adguard":
-		rules, err = adguard.ToOptions(reader, log.StdLogger())
+		rules, err = adguard.Convert(reader)
 	case "":
 		return E.New("source type is required")
 	default:

cmd/sing-box/cmd_rule_set_decompile.go

@@ -6,10 +6,7 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/common/srs"
-	C "github.com/sagernet/sing-box/constant"
 	"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/spf13/cobra"
@@ -53,11 +50,6 @@ func decompileRuleSet(sourcePath string) error {
 	if err != nil {
 		return err
 	}
-	if hasRule(ruleSet.Options.Rules, func(rule option.DefaultHeadlessRule) bool {
-		return len(rule.AdGuardDomain) > 0
-	}) {
-		return E.New("unable to decompile binary AdGuard rules to rule-set.")
-	}
 	var outputPath string
 	if flagRuleSetDecompileOutput == flagRuleSetDecompileDefaultOutput {
 		if strings.HasSuffix(sourcePath, ".srs") {
@@ -83,19 +75,3 @@ func decompileRuleSet(sourcePath string) error {
 	outputFile.Close()
 	return nil
 }
-
-func hasRule(rules []option.HeadlessRule, cond func(rule option.DefaultHeadlessRule) bool) bool {
-	for _, rule := range rules {
-		switch rule.Type {
-		case C.RuleTypeDefault:
-			if cond(rule.DefaultOptions) {
-				return true
-			}
-		case C.RuleTypeLogical:
-			if hasRule(rule.LogicalOptions.Rules, cond) {
-				return true
-			}
-		}
-	}
-	return false
-}

cmd/sing-box/cmd_rule_set_match.go

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

cmd/sing-box/cmd_tools.go

@@ -1,13 +1,6 @@
 package main
 
 import (
-	"errors"
-	"os"
-
-	"github.com/sagernet/sing-box"
-	E "github.com/sagernet/sing/common/exceptions"
-	N "github.com/sagernet/sing/common/network"
-
 	"github.com/spf13/cobra"
 )
 
@@ -19,36 +12,5 @@ var commandTools = &cobra.Command{
 }
 
 func init() {
-	commandTools.PersistentFlags().StringVarP(&commandToolsFlagOutbound, "outbound", "o", "", "Use specified tag instead of default outbound")
 	mainCommand.AddCommand(commandTools)
 }
-
-func createPreStartedClient() (*box.Box, error) {
-	options, err := readConfigAndMerge()
-	if err != nil {
-		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{Context: globalCtx, Options: options})
-	if err != nil {
-		return nil, E.Cause(err, "create service")
-	}
-	err = instance.PreStart()
-	if err != nil {
-		return nil, E.Cause(err, "start service")
-	}
-	return instance, nil
-}
-
-func createDialer(instance *box.Box, outboundTag string) (N.Dialer, error) {
-	if outboundTag == "" {
-		return instance.Outbound().Default(), nil
-	} else {
-		outbound, loaded := instance.Outbound().Outbound(outboundTag)
-		if !loaded {
-			return nil, E.New("outbound not found: ", outboundTag)
-		}
-		return outbound, nil
-	}
-}

cmd/sing-box/cmd_tools_connect.go

@@ -1,73 +0,0 @@
-package main
-
-import (
-	"context"
-	"os"
-
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing/common"
-	"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/common/task"
-
-	"github.com/spf13/cobra"
-)
-
-var commandConnectFlagNetwork string
-
-var commandConnect = &cobra.Command{
-	Use:   "connect <address>",
-	Short: "Connect to an address",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := connect(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandConnect.Flags().StringVarP(&commandConnectFlagNetwork, "network", "n", "tcp", "network type")
-	commandTools.AddCommand(commandConnect)
-}
-
-func connect(address string) error {
-	switch N.NetworkName(commandConnectFlagNetwork) {
-	case N.NetworkTCP, N.NetworkUDP:
-	default:
-		return E.Cause(N.ErrUnknownNetwork, commandConnectFlagNetwork)
-	}
-	instance, err := createPreStartedClient()
-	if err != nil {
-		return err
-	}
-	defer instance.Close()
-	dialer, err := createDialer(instance, commandToolsFlagOutbound)
-	if err != nil {
-		return err
-	}
-	conn, err := dialer.DialContext(context.Background(), commandConnectFlagNetwork, M.ParseSocksaddr(address))
-	if err != nil {
-		return E.Cause(err, "connect to server")
-	}
-	var group task.Group
-	group.Append("upload", func(ctx context.Context) error {
-		return common.Error(bufio.Copy(conn, os.Stdin))
-	})
-	group.Append("download", func(ctx context.Context) error {
-		return common.Error(bufio.Copy(os.Stdout, conn))
-	})
-	group.Cleanup(func() {
-		conn.Close()
-	})
-	err = group.Run(context.Background())
-	if E.IsClosed(err) {
-		log.Info(err)
-	} else {
-		log.Error(err)
-	}
-	return nil
-}

cmd/sing-box/cmd_tools_fetch.go

@@ -1,115 +0,0 @@
-package main
-
-import (
-	"context"
-	"errors"
-	"io"
-	"net"
-	"net/http"
-	"net/url"
-	"os"
-
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing/common/bufio"
-	E "github.com/sagernet/sing/common/exceptions"
-	M "github.com/sagernet/sing/common/metadata"
-
-	"github.com/spf13/cobra"
-)
-
-var commandFetch = &cobra.Command{
-	Use:   "fetch",
-	Short: "Fetch an URL",
-	Args:  cobra.MinimumNArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := fetch(args)
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandTools.AddCommand(commandFetch)
-}
-
-var (
-	httpClient  *http.Client
-	http3Client *http.Client
-)
-
-func fetch(args []string) error {
-	instance, err := createPreStartedClient()
-	if err != nil {
-		return err
-	}
-	defer instance.Close()
-	httpClient = &http.Client{
-		Transport: &http.Transport{
-			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				dialer, err := createDialer(instance, commandToolsFlagOutbound)
-				if err != nil {
-					return nil, err
-				}
-				return dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
-			},
-			ForceAttemptHTTP2: true,
-		},
-	}
-	defer httpClient.CloseIdleConnections()
-	if C.WithQUIC {
-		err = initializeHTTP3Client(instance)
-		if err != nil {
-			return err
-		}
-		defer http3Client.CloseIdleConnections()
-	}
-	for _, urlString := range args {
-		var parsedURL *url.URL
-		parsedURL, err = url.Parse(urlString)
-		if err != nil {
-			return err
-		}
-		switch parsedURL.Scheme {
-		case "":
-			parsedURL.Scheme = "http"
-			fallthrough
-		case "http", "https":
-			err = fetchHTTP(httpClient, parsedURL)
-			if err != nil {
-				return err
-			}
-		case "http3":
-			if !C.WithQUIC {
-				return C.ErrQUICNotIncluded
-			}
-			parsedURL.Scheme = "https"
-			err = fetchHTTP(http3Client, parsedURL)
-			if err != nil {
-				return err
-			}
-		default:
-			return E.New("unsupported scheme: ", parsedURL.Scheme)
-		}
-	}
-	return nil
-}
-
-func fetchHTTP(httpClient *http.Client, parsedURL *url.URL) error {
-	request, err := http.NewRequest("GET", parsedURL.String(), nil)
-	if err != nil {
-		return err
-	}
-	request.Header.Add("User-Agent", "curl/7.88.0")
-	response, err := httpClient.Do(request)
-	if err != nil {
-		return err
-	}
-	defer response.Body.Close()
-	_, err = bufio.Copy(os.Stdout, response.Body)
-	if errors.Is(err, io.EOF) {
-		return nil
-	}
-	return err
-}

cmd/sing-box/cmd_tools_fetch_http3.go

@@ -1,36 +0,0 @@
-//go:build with_quic
-
-package main
-
-import (
-	"context"
-	"crypto/tls"
-	"net/http"
-
-	"github.com/sagernet/quic-go"
-	"github.com/sagernet/quic-go/http3"
-	box "github.com/sagernet/sing-box"
-	"github.com/sagernet/sing/common/bufio"
-	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
-)
-
-func initializeHTTP3Client(instance *box.Box) error {
-	dialer, err := createDialer(instance, commandToolsFlagOutbound)
-	if err != nil {
-		return err
-	}
-	http3Client = &http.Client{
-		Transport: &http3.Transport{
-			Dial: func(ctx context.Context, addr string, tlsCfg *tls.Config, cfg *quic.Config) (quic.EarlyConnection, error) {
-				destination := M.ParseSocksaddr(addr)
-				udpConn, dErr := dialer.DialContext(ctx, N.NetworkUDP, destination)
-				if dErr != nil {
-					return nil, dErr
-				}
-				return quic.DialEarly(ctx, bufio.NewUnbindPacketConn(udpConn), udpConn.RemoteAddr(), tlsCfg, cfg)
-			},
-		},
-	}
-	return nil
-}

cmd/sing-box/cmd_tools_fetch_http3_stub.go

@@ -1,18 +0,0 @@
-//go:build !with_quic
-
-package main
-
-import (
-	"net/url"
-	"os"
-
-	box "github.com/sagernet/sing-box"
-)
-
-func initializeHTTP3Client(instance *box.Box) error {
-	return os.ErrInvalid
-}
-
-func fetchHTTP3(parsedURL *url.URL) error {
-	return os.ErrInvalid
-}

cmd/sing-box/cmd_tools_install_ca.go

@@ -0,0 +1,108 @@
+package main
+
+import (
+	"encoding/pem"
+	"errors"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
+
+	"github.com/sagernet/sing-box/log"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/shell"
+
+	"github.com/spf13/cobra"
+)
+
+var commandInstallCACertificate = &cobra.Command{
+	Use:   "install-ca <path to certificate>",
+	Short: "Install CA certificate to system",
+	Args:  cobra.ExactArgs(1),
+	Run: func(cmd *cobra.Command, args []string) {
+		err := installCACertificate(args[0])
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func init() {
+	commandTools.AddCommand(commandInstallCACertificate)
+}
+
+func installCACertificate(path string) error {
+	switch runtime.GOOS {
+	case "windows":
+		return shell.Exec("powershell", "-Command", "Import-Certificate -FilePath \""+path+"\" -CertStoreLocation Cert:\\LocalMachine\\Root").Attach().Run()
+	case "darwin":
+		return shell.Exec("sudo", "security", "add-trusted-cert", "-d", "-r", "trustRoot", "-k", "/Library/Keychains/System.keychain", path).Attach().Run()
+	case "linux":
+		updateCertPath, updateCertPathNotFoundErr := exec.LookPath("update-ca-certificates")
+		if updateCertPathNotFoundErr == nil {
+			publicDer, err := os.ReadFile(path)
+			if err != nil {
+				return err
+			}
+			err = os.MkdirAll("/usr/local/share/ca-certificates", 0o755)
+			if err != nil {
+				if errors.Is(err, os.ErrPermission) {
+					log.Info("Try running with sudo")
+					return shell.Exec("sudo", os.Args...).Attach().Run()
+				}
+				return err
+			}
+			fileName := filepath.Base(updateCertPath)
+			if !strings.HasSuffix(fileName, ".crt") {
+				fileName = fileName + ".crt"
+			}
+			filePath, _ := filepath.Abs(filepath.Join("/usr/local/share/ca-certificates", fileName))
+			err = os.WriteFile(filePath, pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: publicDer}), 0o644)
+			if err != nil {
+				if errors.Is(err, os.ErrPermission) {
+					log.Info("Try running with sudo")
+					return shell.Exec("sudo", os.Args...).Attach().Run()
+				}
+				return err
+			}
+			log.Info("certificate written to " + filePath + "\n")
+			err = shell.Exec(updateCertPath).Attach().Run()
+			if err != nil {
+				return err
+			}
+			log.Info("certificate installed")
+			return nil
+		}
+		updateTrustPath, updateTrustPathNotFoundErr := exec.LookPath("update-ca-trust")
+		if updateTrustPathNotFoundErr == nil {
+			publicDer, err := os.ReadFile(path)
+			if err != nil {
+				return err
+			}
+			fileName := filepath.Base(updateTrustPath)
+			fileExt := filepath.Ext(path)
+			if fileExt != "" {
+				fileName = fileName[:len(fileName)-len(fileExt)]
+			}
+			filePath, _ := filepath.Abs(filepath.Join("/etc/pki/ca-trust/source/anchors/", fileName+".pem"))
+			err = os.WriteFile(filePath, pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: publicDer}), 0o644)
+			if err != nil {
+				if errors.Is(err, os.ErrPermission) {
+					log.Info("Try running with sudo")
+					return shell.Exec("sudo", os.Args...).Attach().Run()
+				}
+				return err
+			}
+			log.Info("certificate written to " + filePath + "\n")
+			err = shell.Exec(updateTrustPath, "extract").Attach().Run()
+			if err != nil {
+				return err
+			}
+			log.Info("certificate installed")
+		}
+		return E.New("update-ca-certificates or update-ca-trust not found")
+	default:
+		return E.New("unsupported operating system: ", runtime.GOOS)
+	}
+}

cmd/sing-box/cmd_tools_synctime.go

@@ -8,6 +8,7 @@ import (
 	"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"
@@ -39,20 +40,11 @@ func init() {
 }
 
 func syncTime() error {
-	instance, err := createPreStartedClient()
-	if err != nil {
-		return err
-	}
-	dialer, err := createDialer(instance, commandToolsFlagOutbound)
-	if err != nil {
-		return err
-	}
-	defer instance.Close()
 	serverAddress := M.ParseSocksaddr(commandSyncTimeFlagServer)
 	if serverAddress.Port == 0 {
 		serverAddress.Port = 123
 	}
-	response, err := ntp.Exchange(context.Background(), dialer, serverAddress)
+	response, err := ntp.Exchange(context.Background(), N.SystemDialer, serverAddress)
 	if err != nil {
 		return err
 	}

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

@@ -2,7 +2,6 @@ package adguard
 
 import (
 	"bufio"
-	"bytes"
 	"io"
 	"net/netip"
 	"os"
@@ -10,10 +9,10 @@ import (
 	"strings"
 
 	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
 	M "github.com/sagernet/sing/common/metadata"
 )
 
@@ -28,7 +27,7 @@ type agdguardRuleLine struct {
 	isImportant bool
 }
 
-func ToOptions(reader io.Reader, logger logger.Logger) ([]option.HeadlessRule, error) {
+func Convert(reader io.Reader) ([]option.HeadlessRule, error) {
 	scanner := bufio.NewScanner(reader)
 	var (
 		ruleLines    []agdguardRuleLine
@@ -37,10 +36,7 @@ func ToOptions(reader io.Reader, logger logger.Logger) ([]option.HeadlessRule, e
 parseLine:
 	for scanner.Scan() {
 		ruleLine := scanner.Text()
-		if ruleLine == "" {
+		if ruleLine == "" || ruleLine[0] == '!' || ruleLine[0] == '#' {
-			continue
-		}
-		if strings.HasPrefix(ruleLine, "!") || strings.HasPrefix(ruleLine, "#") {
 			continue
 		}
 		originRuleLine := ruleLine
@@ -96,7 +92,7 @@ parseLine:
 				}
 				if !ignored {
 					ignoredLines++
-					logger.Debug("ignored unsupported rule with modifier: ", paramParts[0], ": ", originRuleLine)
+					log.Debug("ignored unsupported rule with modifier: ", paramParts[0], ": ", ruleLine)
 					continue parseLine
 				}
 			}
@@ -124,35 +120,27 @@ parseLine:
 			ruleLine = ruleLine[1 : len(ruleLine)-1]
 			if ignoreIPCIDRRegexp(ruleLine) {
 				ignoredLines++
-				logger.Debug("ignored unsupported rule with IPCIDR regexp: ", originRuleLine)
+				log.Debug("ignored unsupported rule with IPCIDR regexp: ", ruleLine)
 				continue
 			}
 			isRegexp = true
 		} else {
 			if strings.Contains(ruleLine, "://") {
 				ruleLine = common.SubstringAfter(ruleLine, "://")
-				isSuffix = true
 			}
 			if strings.Contains(ruleLine, "/") {
 				ignoredLines++
-				logger.Debug("ignored unsupported rule with path: ", originRuleLine)
+				log.Debug("ignored unsupported rule with path: ", ruleLine)
 				continue
 			}
-			if strings.Contains(ruleLine, "?") || strings.Contains(ruleLine, "&") {
+			if strings.Contains(ruleLine, "##") {
 				ignoredLines++
-				logger.Debug("ignored unsupported rule with query: ", originRuleLine)
+				log.Debug("ignored unsupported rule with element hiding: ", ruleLine)
 				continue
 			}
-			if strings.Contains(ruleLine, "[") || strings.Contains(ruleLine, "]") ||
+			if strings.Contains(ruleLine, "#$#") {
-				strings.Contains(ruleLine, "(") || strings.Contains(ruleLine, ")") ||
-				strings.Contains(ruleLine, "!") || strings.Contains(ruleLine, "#") {
 				ignoredLines++
-				logger.Debug("ignored unsupported cosmetic filter: ", originRuleLine)
+				log.Debug("ignored unsupported rule with element hiding: ", ruleLine)
-				continue
-			}
-			if strings.Contains(ruleLine, "~") {
-				ignoredLines++
-				logger.Debug("ignored unsupported rule modifier: ", originRuleLine)
 				continue
 			}
 			var domainCheck string
@@ -163,7 +151,7 @@ parseLine:
 			}
 			if ruleLine == "" {
 				ignoredLines++
-				logger.Debug("ignored unsupported rule with empty domain", originRuleLine)
+				log.Debug("ignored unsupported rule with empty domain", originRuleLine)
 				continue
 			} else {
 				domainCheck = strings.ReplaceAll(domainCheck, "*", "x")
@@ -171,13 +159,13 @@ parseLine:
 					_, ipErr := parseADGuardIPCIDRLine(ruleLine)
 					if ipErr == nil {
 						ignoredLines++
-						logger.Debug("ignored unsupported rule with IPCIDR: ", originRuleLine)
+						log.Debug("ignored unsupported rule with IPCIDR: ", ruleLine)
 						continue
 					}
 					if M.ParseSocksaddr(domainCheck).Port != 0 {
-						logger.Debug("ignored unsupported rule with port: ", originRuleLine)
+						log.Debug("ignored unsupported rule with port: ", ruleLine)
 					} else {
-						logger.Debug("ignored unsupported rule with invalid domain: ", originRuleLine)
+						log.Debug("ignored unsupported rule with invalid domain: ", ruleLine)
 					}
 					ignoredLines++
 					continue
@@ -295,112 +283,10 @@ parseLine:
 			},
 		}
 	}
-	if ignoredLines > 0 {
+	log.Info("parsed rules: ", len(ruleLines), "/", len(ruleLines)+ignoredLines)
-		logger.Info("parsed rules: ", len(ruleLines), "/", len(ruleLines)+ignoredLines)
-	}
 	return []option.HeadlessRule{currentRule}, nil
 }
 
-var ErrInvalid = E.New("invalid binary AdGuard rule-set")
-
-func FromOptions(rules []option.HeadlessRule) ([]byte, error) {
-	if len(rules) != 1 {
-		return nil, ErrInvalid
-	}
-	rule := rules[0]
-	var (
-		importantDomain             []string
-		importantDomainRegex        []string
-		importantExcludeDomain      []string
-		importantExcludeDomainRegex []string
-		domain                      []string
-		domainRegex                 []string
-		excludeDomain               []string
-		excludeDomainRegex          []string
-	)
-parse:
-	for {
-		switch rule.Type {
-		case C.RuleTypeLogical:
-			if !(len(rule.LogicalOptions.Rules) == 2 && rule.LogicalOptions.Rules[0].Type == C.RuleTypeDefault) {
-				return nil, ErrInvalid
-			}
-			if rule.LogicalOptions.Mode == C.LogicalTypeAnd && rule.LogicalOptions.Rules[0].DefaultOptions.Invert {
-				if len(importantExcludeDomain) == 0 && len(importantExcludeDomainRegex) == 0 {
-					importantExcludeDomain = rule.LogicalOptions.Rules[0].DefaultOptions.AdGuardDomain
-					importantExcludeDomainRegex = rule.LogicalOptions.Rules[0].DefaultOptions.DomainRegex
-					if len(importantExcludeDomain)+len(importantExcludeDomainRegex) == 0 {
-						return nil, ErrInvalid
-					}
-				} else {
-					excludeDomain = rule.LogicalOptions.Rules[0].DefaultOptions.AdGuardDomain
-					excludeDomainRegex = rule.LogicalOptions.Rules[0].DefaultOptions.DomainRegex
-					if len(excludeDomain)+len(excludeDomainRegex) == 0 {
-						return nil, ErrInvalid
-					}
-				}
-			} else if rule.LogicalOptions.Mode == C.LogicalTypeOr && !rule.LogicalOptions.Rules[0].DefaultOptions.Invert {
-				importantDomain = rule.LogicalOptions.Rules[0].DefaultOptions.AdGuardDomain
-				importantDomainRegex = rule.LogicalOptions.Rules[0].DefaultOptions.DomainRegex
-				if len(importantDomain)+len(importantDomainRegex) == 0 {
-					return nil, ErrInvalid
-				}
-			} else {
-				return nil, ErrInvalid
-			}
-			rule = rule.LogicalOptions.Rules[1]
-		case C.RuleTypeDefault:
-			domain = rule.DefaultOptions.AdGuardDomain
-			domainRegex = rule.DefaultOptions.DomainRegex
-			if len(domain)+len(domainRegex) == 0 {
-				return nil, ErrInvalid
-			}
-			break parse
-		}
-	}
-	var output bytes.Buffer
-	for _, ruleLine := range importantDomain {
-		output.WriteString(ruleLine)
-		output.WriteString("$important\n")
-	}
-	for _, ruleLine := range importantDomainRegex {
-		output.WriteString("/")
-		output.WriteString(ruleLine)
-		output.WriteString("/$important\n")
-
-	}
-	for _, ruleLine := range importantExcludeDomain {
-		output.WriteString("@@")
-		output.WriteString(ruleLine)
-		output.WriteString("$important\n")
-	}
-	for _, ruleLine := range importantExcludeDomainRegex {
-		output.WriteString("@@/")
-		output.WriteString(ruleLine)
-		output.WriteString("/$important\n")
-	}
-	for _, ruleLine := range domain {
-		output.WriteString(ruleLine)
-		output.WriteString("\n")
-	}
-	for _, ruleLine := range domainRegex {
-		output.WriteString("/")
-		output.WriteString(ruleLine)
-		output.WriteString("/\n")
-	}
-	for _, ruleLine := range excludeDomain {
-		output.WriteString("@@")
-		output.WriteString(ruleLine)
-		output.WriteString("\n")
-	}
-	for _, ruleLine := range excludeDomainRegex {
-		output.WriteString("@@/")
-		output.WriteString(ruleLine)
-		output.WriteString("/\n")
-	}
-	return output.Bytes(), nil
-}
-
 func ignoreIPCIDRRegexp(ruleLine string) bool {
 	if strings.HasPrefix(ruleLine, "(http?:\\/\\/)") {
 		ruleLine = ruleLine[12:]
@@ -408,9 +294,11 @@ func ignoreIPCIDRRegexp(ruleLine string) bool {
 		ruleLine = ruleLine[13:]
 	} else if strings.HasPrefix(ruleLine, "^") {
 		ruleLine = ruleLine[1:]
+	} else {
+		return false
 	}
-	return common.Error(strconv.ParseUint(common.SubstringBefore(ruleLine, "\\."), 10, 8)) == nil ||
+	_, parseErr := strconv.ParseUint(common.SubstringBefore(ruleLine, "\\."), 10, 8)
-		common.Error(strconv.ParseUint(common.SubstringBefore(ruleLine, "."), 10, 8)) == nil
+	return parseErr == nil
 }
 
 func parseAdGuardHostLine(ruleLine string) (string, error) {

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

@@ -7,15 +7,13 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/route/rule"
-	"github.com/sagernet/sing/common/logger"
 
 	"github.com/stretchr/testify/require"
 )
 
 func TestConverter(t *testing.T) {
 	t.Parallel()
-	ruleString := `||sagernet.org^$important
+	rules, err := Convert(strings.NewReader(`
-@@|sing-box.sagernet.org^$important
 ||example.org^
 |example.com^
 example.net^
@@ -23,9 +21,10 @@ example.net^
 ||example.edu.tw^
 |example.gov
 example.arpa
-@@|sagernet.example.org^
+@@|sagernet.example.org|
-`
+||sagernet.org^$important
-	rules, err := ToOptions(strings.NewReader(ruleString), logger.NOP())
+@@|sing-box.sagernet.org^$important
+`))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
 	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])
@@ -76,18 +75,15 @@ example.arpa
 			Domain: domain,
 		}), domain)
 	}
-	ruleFromOptions, err := FromOptions(rules)
-	require.NoError(t, err)
-	require.Equal(t, ruleString, string(ruleFromOptions))
 }
 
 func TestHosts(t *testing.T) {
 	t.Parallel()
-	rules, err := ToOptions(strings.NewReader(`
+	rules, err := Convert(strings.NewReader(`
 127.0.0.1 localhost
 ::1 localhost #[IPv6]
 0.0.0.0 google.com
-`), logger.NOP())
+`))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
 	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])
@@ -114,10 +110,10 @@ func TestHosts(t *testing.T) {
 
 func TestSimpleHosts(t *testing.T) {
 	t.Parallel()
-	rules, err := ToOptions(strings.NewReader(`
+	rules, err := Convert(strings.NewReader(`
 example.com
 www.example.org
-`), logger.NOP())
+`))
 	require.NoError(t, err)
 	require.Len(t, rules, 1)
 	rule, err := rule.NewHeadlessRule(context.Background(), rules[0])

common/badtls/read_wait_utls.go

@@ -7,8 +7,7 @@ import (
 	_ "unsafe"
 
 	"github.com/sagernet/sing/common"
-
+	"github.com/sagernet/utls"
-	"github.com/metacubex/utls"
 )
 
 func init() {
@@ -25,8 +24,8 @@ func init() {
 	})
 }
 
-//go:linkname utlsReadRecord github.com/metacubex/utls.(*Conn).readRecord
+//go:linkname utlsReadRecord github.com/sagernet/utls.(*Conn).readRecord
 func utlsReadRecord(c *tls.Conn) error
 
-//go:linkname utlsHandlePostHandshakeMessage github.com/metacubex/utls.(*Conn).handlePostHandshakeMessage
+//go:linkname utlsHandlePostHandshakeMessage github.com/sagernet/utls.(*Conn).handlePostHandshakeMessage
 func utlsHandlePostHandshakeMessage(c *tls.Conn) error

common/certificate/store.go

@@ -3,6 +3,7 @@ package certificate
 import (
 	"context"
 	"crypto/x509"
+	"encoding/base64"
 	"io/fs"
 	"os"
 	"path/filepath"
@@ -16,6 +17,8 @@ import (
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/logger"
 	"github.com/sagernet/sing/service"
+
+	"software.sslmate.com/src/go-pkcs12"
 )
 
 var _ adapter.CertificateStore = (*Store)(nil)
@@ -27,6 +30,9 @@ type Store struct {
 	certificatePaths          []string
 	certificateDirectoryPaths []string
 	watcher                   *fswatch.Watcher
+	tlsDecryptionEnabled      bool
+	tlsDecryptionPrivateKey   any
+	tlsDecryptionCertificate  *x509.Certificate
 }
 
 func NewStore(ctx context.Context, logger logger.Logger, options option.CertificateOptions) (*Store, error) {
@@ -90,6 +96,19 @@ func NewStore(ctx context.Context, logger logger.Logger, options option.Certific
 	if err != nil {
 		return nil, E.Cause(err, "initializing certificate store")
 	}
+	if options.TLSDecryption != nil && options.TLSDecryption.Enabled {
+		pfxBytes, err := base64.StdEncoding.DecodeString(options.TLSDecryption.KeyPair)
+		if err != nil {
+			return nil, E.Cause(err, "decode key pair base64 bytes")
+		}
+		privateKey, certificate, err := pkcs12.Decode(pfxBytes, options.TLSDecryption.KeyPairPassword)
+		if err != nil {
+			return nil, E.Cause(err, "decode key pair")
+		}
+		store.tlsDecryptionEnabled = true
+		store.tlsDecryptionPrivateKey = privateKey
+		store.tlsDecryptionCertificate = certificate
+	}
 	return store, nil
 }
 
@@ -183,3 +202,15 @@ func isSameDirSymlink(f fs.DirEntry, dir string) bool {
 	target, err := os.Readlink(filepath.Join(dir, f.Name()))
 	return err == nil && !strings.Contains(target, "/")
 }
+
+func (s *Store) TLSDecryptionEnabled() bool {
+	return s.tlsDecryptionEnabled
+}
+
+func (s *Store) TLSDecryptionCertificate() *x509.Certificate {
+	return s.tlsDecryptionCertificate
+}
+
+func (s *Store) TLSDecryptionPrivateKey() any {
+	return s.tlsDecryptionPrivateKey
+}

common/dialer/default.go

@@ -66,19 +66,23 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 		interfaceFinder = control.NewDefaultInterfaceFinder()
 	}
 	if options.BindInterface != "" {
-		if !(C.IsLinux || C.IsDarwin || C.IsWindows) {
-			return nil, E.New("`bind_interface` is only supported on Linux, macOS and Windows")
-		}
 		bindFunc := control.BindToInterface(interfaceFinder, options.BindInterface, -1)
 		dialer.Control = control.Append(dialer.Control, bindFunc)
 		listener.Control = control.Append(listener.Control, bindFunc)
 	}
 	if options.RoutingMark > 0 {
-		if !C.IsLinux {
+		dialer.Control = control.Append(dialer.Control, control.RoutingMark(uint32(options.RoutingMark)))
-			return nil, E.New("`routing_mark` is only supported on Linux")
+		listener.Control = control.Append(listener.Control, control.RoutingMark(uint32(options.RoutingMark)))
+	}
+	if networkManager != nil {
+		autoRedirectOutputMark := networkManager.AutoRedirectOutputMark()
+		if autoRedirectOutputMark > 0 {
+			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))
 		}
-		dialer.Control = control.Append(dialer.Control, setMarkWrapper(networkManager, uint32(options.RoutingMark), false))
-		listener.Control = control.Append(listener.Control, setMarkWrapper(networkManager, uint32(options.RoutingMark), false))
 	}
 	disableDefaultBind := options.BindInterface != "" || options.Inet4BindAddress != nil || options.Inet6BindAddress != nil
 	if disableDefaultBind || options.TCPFastOpen {
@@ -97,6 +101,10 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 			} 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 {
@@ -108,10 +116,6 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 					if networkFallbackDelay == 0 && defaultOptions.FallbackDelay != 0 {
 						networkFallbackDelay = defaultOptions.FallbackDelay
 					}
-					if networkStrategy == nil {
-						networkStrategy = common.Ptr(C.NetworkStrategyDefault)
-						defaultNetworkStrategy = true
-					}
 					bindFunc := networkManager.ProtectFunc()
 					dialer.Control = control.Append(dialer.Control, bindFunc)
 					listener.Control = control.Append(listener.Control, bindFunc)
@@ -123,8 +127,8 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 			}
 		}
 		if options.RoutingMark == 0 && defaultOptions.RoutingMark != 0 {
-			dialer.Control = control.Append(dialer.Control, setMarkWrapper(networkManager, defaultOptions.RoutingMark, true))
+			dialer.Control = control.Append(dialer.Control, control.RoutingMark(defaultOptions.RoutingMark))
-			listener.Control = control.Append(listener.Control, setMarkWrapper(networkManager, defaultOptions.RoutingMark, true))
+			listener.Control = control.Append(listener.Control, control.RoutingMark(defaultOptions.RoutingMark))
 		}
 	}
 	if options.ReuseAddr {
@@ -206,22 +210,6 @@ func NewDefault(ctx context.Context, options option.DialerOptions) (*DefaultDial
 	}, nil
 }
 
-func setMarkWrapper(networkManager adapter.NetworkManager, mark uint32, isDefault bool) control.Func {
-	if networkManager == nil {
-		return control.RoutingMark(mark)
-	}
-	return func(network, address string, conn syscall.RawConn) error {
-		if networkManager.AutoRedirectOutputMark() != 0 {
-			if isDefault {
-				return E.New("`route.default_mark` is conflict with `tun.auto_redirect`")
-			} else {
-				return E.New("`routing_mark` is conflict with `tun.auto_redirect`")
-			}
-		}
-		return control.RoutingMark(mark)(network, address, conn)
-	}
-}
-
 func (d *DefaultDialer) DialContext(ctx context.Context, network string, address M.Socksaddr) (net.Conn, error) {
 	if !address.IsValid() {
 		return nil, E.New("invalid address")
@@ -347,17 +335,7 @@ func (d *DefaultDialer) ListenSerialInterfacePacket(ctx context.Context, destina
 }
 
 func (d *DefaultDialer) ListenPacketCompat(network, address string) (net.PacketConn, error) {
-	udpListener := d.udpListener
+	return d.udpListener.ListenPacket(context.Background(), network, address)
-	udpListener.Control = control.Append(udpListener.Control, func(network, address string, conn syscall.RawConn) error {
-		for _, wgControlFn := range WgControlFns {
-			err := wgControlFn(network, address, conn)
-			if err != nil {
-				return err
-			}
-		}
-		return nil
-	})
-	return udpListener.ListenPacket(context.Background(), network, address)
 }
 
 func trackConn(conn net.Conn, err error) (net.Conn, error) {

common/dialer/dialer.go

@@ -24,7 +24,6 @@ type Options struct {
 	ResolverOnDetour bool
 	NewDialer        bool
 	LegacyDNSDialer  bool
-	DirectOutbound   bool
 }
 
 // TODO: merge with NewWithOptions
@@ -83,13 +82,11 @@ func NewWithOptions(options Options) (N.Dialer, error) {
 			dialOptions.DomainStrategy != option.DomainStrategy(C.DomainStrategyAsIS) {
 				//nolint:staticcheck
 				strategy = C.DomainStrategy(dialOptions.DomainStrategy)
-				deprecated.Report(options.Context, deprecated.OptionLegacyDomainStrategyOptions)
 			}
 			server = dialOptions.DomainResolver.Server
 			dnsQueryOptions = adapter.DNSQueryOptions{
 				Transport:    transport,
 				Strategy:     strategy,
-				Timeout:      time.Duration(dialOptions.DomainResolver.Timeout),
 				DisableCache: dialOptions.DomainResolver.DisableCache,
 				RewriteTTL:   dialOptions.DomainResolver.RewriteTTL,
 				ClientSubnet: dialOptions.DomainResolver.ClientSubnet.Build(netip.Prefix{}),
@@ -97,31 +94,22 @@ func NewWithOptions(options Options) (N.Dialer, error) {
 			resolveFallbackDelay = time.Duration(dialOptions.FallbackDelay)
 		} else if options.DirectResolver {
 			return nil, E.New("missing domain resolver for domain server address")
-		} else {
+		} else if defaultOptions.DomainResolver != "" {
-			if defaultOptions.DomainResolver != "" {
+			dnsQueryOptions = defaultOptions.DomainResolveOptions
-				dnsQueryOptions = defaultOptions.DomainResolveOptions
+			transport, loaded := dnsTransport.Transport(defaultOptions.DomainResolver)
-				transport, loaded := dnsTransport.Transport(defaultOptions.DomainResolver)
+			if !loaded {
-				if !loaded {
+				return nil, E.New("default domain resolver not found: " + defaultOptions.DomainResolver)
-					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)
-				}
 			}
-			if
+			dnsQueryOptions.Transport = transport
-			//nolint:staticcheck
+			resolveFallbackDelay = time.Duration(dialOptions.FallbackDelay)
-			dialOptions.DomainStrategy != option.DomainStrategy(C.DomainStrategyAsIS) {
+		} else if options.NewDialer {
-				//nolint:staticcheck
+			return nil, E.New("missing domain resolver for domain server address")
-				dnsQueryOptions.Strategy = C.DomainStrategy(dialOptions.DomainStrategy)
+		} else {
-				deprecated.Report(options.Context, deprecated.OptionLegacyDomainStrategyOptions)
+			transports := dnsTransport.Transports()
+			if len(transports) < 2 {
+				dnsQueryOptions.Transport = dnsTransport.Default()
+			} else {
+				deprecated.Report(options.Context, deprecated.OptionMissingDomainResolver)
 			}
 		}
 		dialer = NewResolveDialer(

common/dialer/tfo.go

@@ -10,7 +10,9 @@ import (
 	"sync"
 	"time"
 
+	"github.com/sagernet/sing/common"
 	"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"
 
@@ -24,9 +26,7 @@ type slowOpenConn struct {
 	destination M.Socksaddr
 	conn        net.Conn
 	create      chan struct{}
-	done        chan struct{}
 	access      sync.Mutex
-	closeOnce   sync.Once
 	err         error
 }
 
@@ -45,7 +45,6 @@ func DialSlowContext(dialer *tcpDialer, ctx context.Context, network string, des
 		network:     network,
 		destination: destination,
 		create:      make(chan struct{}),
-		done:        make(chan struct{}),
 	}, nil
 }
 
@@ -56,8 +55,8 @@ func (c *slowOpenConn) Read(b []byte) (n int, err error) {
 			if c.err != nil {
 				return 0, c.err
 			}
-		case <-c.done:
+		case <-c.ctx.Done():
-			return 0, os.ErrClosed
+			return 0, c.ctx.Err()
 		}
 	}
 	return c.conn.Read(b)
@@ -75,15 +74,12 @@ func (c *slowOpenConn) Write(b []byte) (n int, err error) {
 			return 0, c.err
 		}
 		return c.conn.Write(b)
-	case <-c.done:
-		return 0, os.ErrClosed
 	default:
 	}
-	conn, err := c.dialer.DialContext(c.ctx, c.network, c.destination.String(), b)
+	c.conn, err = c.dialer.DialContext(c.ctx, c.network, c.destination.String(), b)
 	if err != nil {
-		c.err = err
+		c.conn = nil
-	} else {
+		c.err = E.Cause(err, "dial tcp fast open")
-		c.conn = conn
 	}
 	n = len(b)
 	close(c.create)
@@ -91,13 +87,7 @@ func (c *slowOpenConn) Write(b []byte) (n int, err error) {
 }
 
 func (c *slowOpenConn) Close() error {
-	c.closeOnce.Do(func() {
+	return common.Close(c.conn)
-		close(c.done)
-		if c.conn != nil {
-			c.conn.Close()
-		}
-	})
-	return nil
 }
 
 func (c *slowOpenConn) LocalAddr() net.Addr {
@@ -162,8 +152,8 @@ func (c *slowOpenConn) WriteTo(w io.Writer) (n int64, err error) {
 			if c.err != nil {
 				return 0, c.err
 			}
-		case <-c.done:
+		case <-c.ctx.Done():
-			return 0, c.err
+			return 0, c.ctx.Err()
 		}
 	}
 	return bufio.Copy(w, c.conn)

common/humanize/bytes.go

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

common/listener/listener.go

@@ -32,7 +32,6 @@ type Listener struct {
 	disablePacketOutput      bool
 	setSystemProxy           bool
 	systemProxySOCKS         bool
-	tproxy                   bool
 
 	tcpListener          net.Listener
 	systemProxy          settings.SystemProxy
@@ -55,7 +54,6 @@ type Options struct {
 	DisablePacketOutput      bool
 	SetSystemProxy           bool
 	SystemProxySOCKS         bool
-	TProxy                   bool
 }
 
 func New(
@@ -73,7 +71,6 @@ func New(
 		disablePacketOutput:      options.DisablePacketOutput,
 		setSystemProxy:           options.SetSystemProxy,
 		systemProxySOCKS:         options.SystemProxySOCKS,
-		tproxy:                   options.TProxy,
 	}
 }
 

common/listener/listener_tcp.go

@@ -3,18 +3,14 @@ package listener
 import (
 	"net"
 	"net/netip"
-	"syscall"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/redir"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
-	"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"
 
 	"github.com/metacubex/tfo-go"
 )
@@ -27,15 +23,6 @@ func (l *Listener) ListenTCP() (net.Listener, error) {
 	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.BindInterface != "" {
-		listenConfig.Control = control.Append(listenConfig.Control, control.BindToInterface(service.FromContext[adapter.NetworkManager](l.ctx).InterfaceFinder(), l.listenOptions.BindInterface, -1))
-	}
-	if l.listenOptions.RoutingMark != 0 {
-		listenConfig.Control = control.Append(listenConfig.Control, control.RoutingMark(uint32(l.listenOptions.RoutingMark)))
-	}
-	if l.listenOptions.ReuseAddr {
-		listenConfig.Control = control.Append(listenConfig.Control, control.ReuseAddr())
-	}
 	if l.listenOptions.TCPKeepAlive >= 0 {
 		keepIdle := time.Duration(l.listenOptions.TCPKeepAlive)
 		if keepIdle == 0 {
@@ -53,13 +40,6 @@ func (l *Listener) ListenTCP() (net.Listener, error) {
 		}
 		setMultiPathTCP(&listenConfig)
 	}
-	if l.tproxy {
-		listenConfig.Control = control.Append(listenConfig.Control, func(network, address string, conn syscall.RawConn) error {
-			return control.Raw(conn, func(fd uintptr) error {
-				return redir.TProxy(fd, !M.ParseSocksaddr(address).IsIPv4(), false)
-			})
-		})
-	}
 	tcpListener, err := ListenNetworkNamespace[net.Listener](l.listenOptions.NetNs, func() (net.Listener, error) {
 		if l.listenOptions.TCPFastOpen {
 			var tfoConfig tfo.ListenConfig

common/listener/listener_udp.go

@@ -5,30 +5,17 @@ import (
 	"net"
 	"net/netip"
 	"os"
-	"syscall"
 
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/redir"
 	"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"
-	"github.com/sagernet/sing/service"
 )
 
 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 listenConfig net.ListenConfig
+	var lc net.ListenConfig
-	if l.listenOptions.BindInterface != "" {
-		listenConfig.Control = control.Append(listenConfig.Control, control.BindToInterface(service.FromContext[adapter.NetworkManager](l.ctx).InterfaceFinder(), l.listenOptions.BindInterface, -1))
-	}
-	if l.listenOptions.RoutingMark != 0 {
-		listenConfig.Control = control.Append(listenConfig.Control, control.RoutingMark(uint32(l.listenOptions.RoutingMark)))
-	}
-	if l.listenOptions.ReuseAddr {
-		listenConfig.Control = control.Append(listenConfig.Control, control.ReuseAddr())
-	}
 	var udpFragment bool
 	if l.listenOptions.UDPFragment != nil {
 		udpFragment = *l.listenOptions.UDPFragment
@@ -36,17 +23,10 @@ func (l *Listener) ListenUDP() (net.PacketConn, error) {
 		udpFragment = l.listenOptions.UDPFragmentDefault
 	}
 	if !udpFragment {
-		listenConfig.Control = control.Append(listenConfig.Control, control.DisableUDPFragment())
+		lc.Control = control.Append(lc.Control, control.DisableUDPFragment())
-	}
-	if l.tproxy {
-		listenConfig.Control = control.Append(listenConfig.Control, func(network, address string, conn syscall.RawConn) error {
-			return control.Raw(conn, func(fd uintptr) error {
-				return redir.TProxy(fd, !M.ParseSocksaddr(address).IsIPv4(), true)
-			})
-		})
 	}
 	udpConn, err := ListenNetworkNamespace[net.PacketConn](l.listenOptions.NetNs, func() (net.PacketConn, error) {
-		return listenConfig.ListenPacket(l.ctx, M.NetworkFromNetAddr(N.NetworkUDP, bindAddr.Addr), bindAddr.String())
+		return lc.ListenPacket(l.ctx, M.NetworkFromNetAddr(N.NetworkUDP, bindAddr.Addr), bindAddr.String())
 	})
 	if err != nil {
 		return nil, err
@@ -57,32 +37,8 @@ func (l *Listener) ListenUDP() (net.PacketConn, error) {
 	return udpConn, err
 }
 
-func (l *Listener) DialContext(dialer net.Dialer, ctx context.Context, network string, address string) (net.Conn, error) {
-	return ListenNetworkNamespace[net.Conn](l.listenOptions.NetNs, func() (net.Conn, error) {
-		if l.listenOptions.BindInterface != "" {
-			dialer.Control = control.Append(dialer.Control, control.BindToInterface(service.FromContext[adapter.NetworkManager](l.ctx).InterfaceFinder(), l.listenOptions.BindInterface, -1))
-		}
-		if l.listenOptions.RoutingMark != 0 {
-			dialer.Control = control.Append(dialer.Control, control.RoutingMark(uint32(l.listenOptions.RoutingMark)))
-		}
-		if l.listenOptions.ReuseAddr {
-			dialer.Control = control.Append(dialer.Control, control.ReuseAddr())
-		}
-		return dialer.DialContext(ctx, network, address)
-	})
-}
-
 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) {
-		if l.listenOptions.BindInterface != "" {
-			listenConfig.Control = control.Append(listenConfig.Control, control.BindToInterface(service.FromContext[adapter.NetworkManager](l.ctx).InterfaceFinder(), l.listenOptions.BindInterface, -1))
-		}
-		if l.listenOptions.RoutingMark != 0 {
-			listenConfig.Control = control.Append(listenConfig.Control, control.RoutingMark(uint32(l.listenOptions.RoutingMark)))
-		}
-		if l.listenOptions.ReuseAddr {
-			listenConfig.Control = control.Append(listenConfig.Control, control.ReuseAddr())
-		}
 		return listenConfig.ListenPacket(ctx, network, address)
 	})
 }

common/process/searcher_darwin.go

@@ -76,8 +76,6 @@ func findProcessName(network string, ip netip.Addr, port int) (string, error) {
 		// rup8(sizeof(xtcpcb_n))
 		itemSize += 208
 	}
-
-	var fallbackUDPProcess string
 	// skip the first xinpgen(24 bytes) block
 	for i := 24; i+itemSize <= len(buf); i += itemSize {
 		// offset of xinpcb_n and xsocket_n
@@ -92,12 +90,10 @@ func findProcessName(network string, ip netip.Addr, port int) (string, error) {
 		flag := buf[inp+44]
 
 		var srcIP netip.Addr
-		srcIsIPv4 := false
 		switch {
 		case flag&0x1 > 0 && isIPv4:
 			// ipv4
 			srcIP = netip.AddrFrom4(*(*[4]byte)(buf[inp+76 : inp+80]))
-			srcIsIPv4 = true
 		case flag&0x2 > 0 && !isIPv4:
 			// ipv6
 			srcIP = netip.AddrFrom16(*(*[16]byte)(buf[inp+64 : inp+80]))
@@ -105,21 +101,13 @@ func findProcessName(network string, ip netip.Addr, port int) (string, error) {
 			continue
 		}
 
-		if ip == srcIP {
+		if ip != srcIP {
-			// xsocket_n.so_last_pid
+			continue
-			pid := readNativeUint32(buf[so+68 : so+72])
-			return getExecPathFromPID(pid)
 		}
 
-		// udp packet connection may be not equal with srcIP
+		// xsocket_n.so_last_pid
-		if network == N.NetworkUDP && srcIP.IsUnspecified() && isIPv4 == srcIsIPv4 {
+		pid := readNativeUint32(buf[so+68 : so+72])
-			pid := readNativeUint32(buf[so+68 : so+72])
+		return getExecPathFromPID(pid)
-			fallbackUDPProcess, _ = getExecPathFromPID(pid)
-		}
-	}
-
-	if network == N.NetworkUDP && len(fallbackUDPProcess) > 0 {
-		return fallbackUDPProcess, nil
 	}
 
 	return "", ErrNotFound

common/redir/tproxy_linux.go

@@ -12,7 +12,7 @@ import (
 	"golang.org/x/sys/unix"
 )
 
-func TProxy(fd uintptr, isIPv6 bool, isUDP bool) error {
+func TProxy(fd uintptr, isIPv6 bool) error {
 	err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1)
 	if err == nil {
 		err = syscall.SetsockoptInt(int(fd), syscall.SOL_IP, syscall.IP_TRANSPARENT, 1)
@@ -20,13 +20,11 @@ func TProxy(fd uintptr, isIPv6 bool, isUDP bool) error {
 	if err == nil && isIPv6 {
 		err = syscall.SetsockoptInt(int(fd), syscall.SOL_IPV6, unix.IPV6_TRANSPARENT, 1)
 	}
-	if isUDP {
+	if err == nil {
-		if err == nil {
+		err = syscall.SetsockoptInt(int(fd), syscall.SOL_IP, syscall.IP_RECVORIGDSTADDR, 1)
-			err = syscall.SetsockoptInt(int(fd), syscall.SOL_IP, syscall.IP_RECVORIGDSTADDR, 1)
+	}
-		}
+	if err == nil && isIPv6 {
-		if err == nil && isIPv6 {
+		err = syscall.SetsockoptInt(int(fd), syscall.SOL_IPV6, unix.IPV6_RECVORIGDSTADDR, 1)
-			err = syscall.SetsockoptInt(int(fd), syscall.SOL_IPV6, unix.IPV6_RECVORIGDSTADDR, 1)
-		}
 	}
 	return err
 }

common/redir/tproxy_other.go

@@ -9,7 +9,7 @@ import (
 	"github.com/sagernet/sing/common/control"
 )
 
-func TProxy(fd uintptr, isIPv6 bool, isUDP bool) error {
+func TProxy(fd uintptr, isIPv6 bool) error {
 	return os.ErrInvalid
 }
 

common/sniff/bittorrent.go

@@ -9,7 +9,6 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
-	E "github.com/sagernet/sing/common/exceptions"
 )
 
 const (
@@ -24,25 +23,20 @@ func BitTorrent(_ context.Context, metadata *adapter.InboundContext, reader io.R
 	var first byte
 	err := binary.Read(reader, binary.BigEndian, &first)
 	if err != nil {
-		return E.Cause1(ErrNeedMoreData, err)
+		return err
 	}
 
 	if first != 19 {
 		return os.ErrInvalid
 	}
 
-	const header = "BitTorrent protocol"
 	var protocol [19]byte
-	var n int
+	_, err = reader.Read(protocol[:])
-	n, err = reader.Read(protocol[:])
-	if string(protocol[:n]) != header[:n] {
-		return os.ErrInvalid
-	}
 	if err != nil {
-		return E.Cause1(ErrNeedMoreData, err)
+		return err
 	}
-	if n < 19 {
+	if string(protocol[:]) != "BitTorrent protocol" {
-		return ErrNeedMoreData
+		return os.ErrInvalid
 	}
 
 	metadata.Protocol = C.ProtocolBitTorrent
@@ -73,9 +67,7 @@ func UTP(_ context.Context, metadata *adapter.InboundContext, packet []byte) err
 		if err != nil {
 			return err
 		}
-		if extension > 0x04 {
+
-			return os.ErrInvalid
-		}
 		var length byte
 		err = binary.Read(reader, binary.BigEndian, &length)
 		if err != nil {

common/sniff/bittorrent_test.go

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

common/sniff/dns.go

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

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

common/sniff/http.go

@@ -3,12 +3,10 @@ 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"
 )
@@ -16,13 +14,10 @@ import (
 func HTTPHost(_ context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
 	request, err := http.ReadRequest(std_bufio.NewReader(reader))
 	if err != nil {
-		if errors.Is(err, io.ErrUnexpectedEOF) {
+		return err
-			return E.Cause1(ErrNeedMoreData, err)
-		} else {
-			return err
-		}
 	}
 	metadata.Protocol = C.ProtocolHTTP
 	metadata.Domain = M.ParseSocksaddr(request.Host).AddrString()
+	metadata.HTTPRequest = request
 	return nil
 }

common/sniff/quic.go

@@ -20,6 +20,8 @@ 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()
@@ -306,7 +308,7 @@ find:
 		metadata.Protocol = C.ProtocolQUIC
 		metadata.Client = C.ClientChromium
 		metadata.SniffContext = fragments
-		return E.Cause1(ErrNeedMoreData, err)
+		return ErrClientHelloFragmented
 	}
 	metadata.Domain = fingerprint.ServerName
 	for metadata.Client == "" {

common/sniff/quic_test.go

@@ -20,11 +20,11 @@ func TestSniffQUICChromeNew(t *testing.T) {
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
 	require.Equal(t, metadata.Protocol, C.ProtocolQUIC)
 	require.Equal(t, metadata.Client, C.ClientChromium)
-	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
 	pkt, err = hex.DecodeString("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")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
-	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
 	pkt, err = hex.DecodeString("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")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
@@ -40,7 +40,7 @@ func TestSniffQUICChromium(t *testing.T) {
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)
 	require.Equal(t, metadata.Protocol, C.ProtocolQUIC)
 	require.Equal(t, metadata.Client, C.ClientChromium)
-	require.ErrorIs(t, err, sniff.ErrNeedMoreData)
+	require.ErrorIs(t, err, sniff.ErrClientHelloFragmented)
 	pkt, err = hex.DecodeString("c90000000108f40d654cc09b27f5000044d073eb38807026d4088455e650e7ccf750d01a72f15f9bfc8ff40d223499db1a485cff14dbd45b9be118172834dc35dca3cf62f61a1266f40b92faf3d28d67a466cfdca678ddced15cd606d31959cf441828467857b226d1a241847c82c57312cefe68ba5042d929919bcd4403b39e5699fe87dda05df1b3801e048edee792458e9b1a9b1d4039df05847bcee3be567494b5876e3bd4c3220fe9dfdb2c07d77410f907f744251ef15536cc03b267d3668d5b75bc1ad2fe735cd3bb73519dd9f1625a49e17ad27bdeccf706c83b5ea339a0a05dd0072f4a8f162bd29926b4997f05613c6e4b0270b0c02805ca0543f27c1ff8505a5750bdd33529ee73c491050a10c6903f53c1121dbe0380e84c007c8df74a1b02443ed80ba7766aef5549e618d4fd249844ee28565142005369869299e8c3035ecef3d799f6cada8549e75b4ce4cbf4c85ef071fd7ff067b1ca9b5968dc41d13d011f6d7843823bac97acb1eb8ee45883f0f254b5f9bd4c763b67e2d8c70a7618a0ef0de304cf597a485126e09f8b2fd795b394c0b4bc4cd2634c2057970da2c798c5e8af7aed4f76f5e25d04e3f8c9c5a5b150d17e0d4c74229898c69b8dc7b8bcc9d359eb441de75c68fbdebec62fb669dcccfb1aad03e3fa073adb2ccf7bb14cbaf99e307d2c903ee71a8f028102eb510caee7e7397512086a78d1f95635c7d06845b5a708652dc4e5cd61245aae5b3c05b84815d84d367bce9b9e3f6d6b90701ac3679233c14d5ce2a1eff26469c966266dc6284bdb95c9c6158934c413a872ce22101e4163e3293d236b301592ca4ccacc1fd4c37066e79c2d9857c8a2560dcf0b33b19163c4240c471b19907476e7e25c65f7eb37276594a0f6b4c33c340cc3284178f17ac5e34dbe7509db890e4ddfd0540fbf9deb32a0101d24fe58b26c5f81c627db9d6ae59d7a111a3d5d1f6109f4eec0d0234e6d73c73a44f50999462724b51ce0fd8283535d70d9e83872c79c59897407a0736741011ae5c64862eb0712f9e7b07aa1d5418ca3fde8626257c6fe418f3c5479055bb2b0ab4c25f649923fc2a41c79aaa7d0f3af6d8b8cf06f61f0230d09bbb60bb49b9e49cc5973748a6cf7ffdee7804d424f9423c63e7ff22f4bd24e4867636ef9fe8dd37f59941a8a47c27765caa8e875a30b62834f17c569227e5e6ed15d58e05d36e76332befad065a2cd4079e66d5af189b0337624c89b1560c3b1b0befd5c1f20e6de8e3d664b3ac06b3d154b488983e14aa93266f5f8b621d2a9bb7ccce509eb26e025c9c45f7cccc09ce85b3103af0c93ce9822f82ecb168ca3177829afb2ea0da2c380e7b1728add55a5d42632e2290363d4cbe432b67e13691648e1acfab22cf0d551eee857709b428bb78e27a45aff6eca301c02e4d13cf36cc2494fdd1aef8dede6e18febd79dca4c6964d09b91c25a08f0947c76ab5104de9404459c2edf5f4adb9dfd771be83656f77fbbafb1ad3281717066010be8778952495383c9f2cf0a38527228c662a35171c5981731f1af09bab842fe6c3162ad4152a4221f560eb6f9bea66b294ffbd3643da2fe34096da13c246505452540177a2a0a1a69106e5cfc279a4890fc3be2952f26be245f930e6c2d9e7e26ee960481e72b99594a1185b46b94b6436d00ba6c70ffe135d43907c92c6f1c09fb9453f103730714f5700fa4347f9715c774cb04a7218dacc66d9c2fade18b14e684aa7fc9ebda0a28")
 	require.NoError(t, err)
 	err = sniff.QUICClientHello(context.Background(), &metadata, pkt)

common/sniff/rdp.go

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

common/sniff/sniff.go

@@ -3,7 +3,6 @@ package sniff
 import (
 	"bytes"
 	"context"
-	"errors"
 	"io"
 	"net"
 	"time"
@@ -20,8 +19,6 @@ type (
 	PacketSniffer = func(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error
 )
 
-var ErrNeedMoreData = E.New("need more data")
-
 func Skip(metadata *adapter.InboundContext) bool {
 	// skip server first protocols
 	switch metadata.Destination.Port {
@@ -43,7 +40,7 @@ func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.
 		timeout = C.ReadPayloadTimeout
 	}
 	deadline := time.Now().Add(timeout)
-	var sniffError error
+	var errors []error
 	for i := 0; ; i++ {
 		err := conn.SetReadDeadline(deadline)
 		if err != nil {
@@ -57,7 +54,7 @@ func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.
 			}
 			return E.Cause(err, "read payload")
 		}
-		sniffError = nil
+		errors = nil
 		for _, sniffer := range sniffers {
 			reader := io.MultiReader(common.Map(append(buffers, buffer), func(it *buf.Buffer) io.Reader {
 				return bytes.NewReader(it.Bytes())
@@ -66,23 +63,20 @@ func PeekStream(ctx context.Context, metadata *adapter.InboundContext, conn net.
 			if err == nil {
 				return nil
 			}
-			sniffError = E.Errors(sniffError, err)
+			errors = append(errors, err)
-		}
-		if !errors.Is(sniffError, ErrNeedMoreData) {
-			break
 		}
 	}
-	return sniffError
+	return E.Errors(errors...)
 }
 
 func PeekPacket(ctx context.Context, metadata *adapter.InboundContext, packet []byte, sniffers ...PacketSniffer) error {
-	var sniffError []error
+	var errors []error
 	for _, sniffer := range sniffers {
 		err := sniffer(ctx, metadata, packet)
 		if err == nil {
 			return nil
 		}
-		sniffError = append(sniffError, err)
+		errors = append(errors, err)
 	}
-	return E.Errors(sniffError...)
+	return E.Errors(errors...)
 }

common/sniff/ssh.go

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

common/sniff/ssh_test.go

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

common/sniff/tls.go

@@ -3,13 +3,11 @@ package sniff
 import (
 	"context"
 	"crypto/tls"
-	"errors"
 	"io"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common/bufio"
-	E "github.com/sagernet/sing/common/exceptions"
 )
 
 func TLSClientHello(ctx context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
@@ -23,11 +21,8 @@ func TLSClientHello(ctx context.Context, metadata *adapter.InboundContext, reade
 	if clientHello != nil {
 		metadata.Protocol = C.ProtocolTLS
 		metadata.Domain = clientHello.ServerName
+		metadata.ClientHello = clientHello
 		return nil
 	}
-	if errors.Is(err, io.ErrUnexpectedEOF) {
+	return err
-		return E.Cause1(ErrNeedMoreData, err)
-	} else {
-		return err
-	}
 }

common/srs/binary.go

@@ -215,15 +215,16 @@ func readDefaultRule(reader varbin.Reader, recover bool) (rule option.DefaultHea
 		case ruleItemWIFIBSSID:
 			rule.WIFIBSSID, err = readRuleItemString(reader)
 		case ruleItemAdGuardDomain:
+			if recover {
+				err = E.New("unable to decompile binary AdGuard rules to rule-set")
+				return
+			}
 			var matcher *domain.AdGuardMatcher
 			matcher, err = domain.ReadAdGuardMatcher(reader)
 			if err != nil {
 				return
 			}
 			rule.AdGuardDomainMatcher = matcher
-			if recover {
-				rule.AdGuardDomain = matcher.Dump()
-			}
 		case ruleItemNetworkType:
 			rule.NetworkType, err = readRuleItemUint8[option.InterfaceType](reader)
 		case ruleItemNetworkIsExpensive:

common/tls/acme.go

@@ -5,13 +5,13 @@ package tls
 import (
 	"context"
 	"crypto/tls"
+	"os"
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
 
 	"github.com/caddyserver/certmagic"
 	"github.com/libdns/alidns"
@@ -37,38 +37,7 @@ func (w *acmeWrapper) Close() error {
 	return nil
 }
 
-type acmeLogWriter struct {
+func startACME(ctx context.Context, options option.InboundACMEOptions) (*tls.Config, adapter.Service, error) {
-	logger logger.Logger
-}
-
-func (w *acmeLogWriter) Write(p []byte) (n int, err error) {
-	logLine := strings.ReplaceAll(string(p), "	", ": ")
-	switch {
-	case strings.HasPrefix(logLine, "error: "):
-		w.logger.Error(logLine[7:])
-	case strings.HasPrefix(logLine, "warn: "):
-		w.logger.Warn(logLine[6:])
-	case strings.HasPrefix(logLine, "info: "):
-		w.logger.Info(logLine[6:])
-	case strings.HasPrefix(logLine, "debug: "):
-		w.logger.Debug(logLine[7:])
-	default:
-		w.logger.Debug(logLine)
-	}
-	return len(p), nil
-}
-
-func (w *acmeLogWriter) Sync() error {
-	return nil
-}
-
-func encoderConfig() zapcore.EncoderConfig {
-	config := zap.NewProductionEncoderConfig()
-	config.TimeKey = zapcore.OmitKey
-	return config
-}
-
-func startACME(ctx context.Context, logger logger.Logger, options option.InboundACMEOptions) (*tls.Config, adapter.SimpleLifecycle, error) {
 	var acmeServer string
 	switch options.Provider {
 	case "", "letsencrypt":
@@ -89,15 +58,14 @@ func startACME(ctx context.Context, logger logger.Logger, options option.Inbound
 	} else {
 		storage = certmagic.Default.Storage
 	}
-	zapLogger := zap.New(zapcore.NewCore(
-		zapcore.NewConsoleEncoder(encoderConfig()),
-		&acmeLogWriter{logger: logger},
-		zap.DebugLevel,
-	))
 	config := &certmagic.Config{
 		DefaultServerName: options.DefaultServerName,
 		Storage:           storage,
-		Logger:            zapLogger,
+		Logger: zap.New(zapcore.NewCore(
+			zapcore.NewConsoleEncoder(zap.NewProductionEncoderConfig()),
+			os.Stderr,
+			zap.InfoLevel,
+		)),
 	}
 	acmeConfig := certmagic.ACMEIssuer{
 		CA:                      acmeServer,
@@ -107,7 +75,7 @@ func startACME(ctx context.Context, logger logger.Logger, options option.Inbound
 		DisableTLSALPNChallenge: options.DisableTLSALPNChallenge,
 		AltHTTPPort:             int(options.AlternativeHTTPPort),
 		AltTLSALPNPort:          int(options.AlternativeTLSPort),
-		Logger:                  zapLogger,
+		Logger:                  config.Logger,
 	}
 	if dnsOptions := options.DNS01Challenge; dnsOptions != nil && dnsOptions.Provider != "" {
 		var solver certmagic.DNS01Solver
@@ -135,7 +103,6 @@ func startACME(ctx context.Context, logger logger.Logger, options option.Inbound
 		GetConfigForCert: func(certificate certmagic.Certificate) (*certmagic.Config, error) {
 			return config, nil
 		},
-		Logger: zapLogger,
 	})
 	config = certmagic.New(cache, *config)
 	var tlsConfig *tls.Config

common/tls/acme_stub.go

@@ -9,9 +9,8 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
 )
 
-func startACME(ctx context.Context, logger logger.Logger, options option.InboundACMEOptions) (*tls.Config, adapter.SimpleLifecycle, error) {
+func startACME(ctx context.Context, options option.InboundACMEOptions) (*tls.Config, adapter.Service, error) {
 	return nil, nil, E.New(`ACME is not included in this build, rebuild with -tags with_acme`)
 }

common/tls/config.go

@@ -18,7 +18,6 @@ type (
 	STDConfig       = tls.Config
 	STDConn         = tls.Conn
 	ConnectionState = tls.ConnectionState
-	CurveID         = tls.CurveID
 )
 
 func ParseTLSVersion(version string) (uint16, error) {

common/tls/ech.go

@@ -10,8 +10,6 @@ import (
 	"net"
 	"os"
 	"strings"
-	"sync"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/dns"
@@ -25,7 +23,7 @@ import (
 	"golang.org/x/crypto/cryptobyte"
 )
 
-func parseECHClientConfig(ctx context.Context, clientConfig ECHCapableConfig, options option.OutboundTLSOptions) (Config, error) {
+func parseECHClientConfig(ctx context.Context, options option.OutboundTLSOptions, tlsConfig *tls.Config) (Config, error) {
 	var echConfig []byte
 	if len(options.ECH.Config) > 0 {
 		echConfig = []byte(strings.Join(options.ECH.Config, "\n"))
@@ -45,13 +43,10 @@ func parseECHClientConfig(ctx context.Context, clientConfig ECHCapableConfig, op
 		if block == nil || block.Type != "ECH CONFIGS" || len(rest) > 0 {
 			return nil, E.New("invalid ECH configs pem")
 		}
-		clientConfig.SetECHConfigList(block.Bytes)
+		tlsConfig.EncryptedClientHelloConfigList = block.Bytes
-		return clientConfig, nil
+		return &STDClientConfig{tlsConfig}, nil
 	} else {
-		return &ECHClientConfig{
+		return &STDECHClientConfig{STDClientConfig{tlsConfig}, service.FromContext[adapter.DNSRouter](ctx)}, nil
-			ECHCapableConfig: clientConfig,
-			dnsRouter:        service.FromContext[adapter.DNSRouter](ctx),
-		}, nil
 	}
 }
 
@@ -102,37 +97,20 @@ func reloadECHKeys(echKeyPath string, tlsConfig *tls.Config) error {
 	return nil
 }
 
-type ECHClientConfig struct {
+type STDECHClientConfig struct {
-	ECHCapableConfig
+	STDClientConfig
-	access     sync.Mutex
+	dnsRouter adapter.DNSRouter
-	dnsRouter  adapter.DNSRouter
-	lastTTL    time.Duration
-	lastUpdate time.Time
 }
 
-func (s *ECHClientConfig) ClientHandshake(ctx context.Context, conn net.Conn) (aTLS.Conn, error) {
+func (s *STDECHClientConfig) ClientHandshake(ctx context.Context, conn net.Conn) (aTLS.Conn, error) {
-	tlsConn, err := s.fetchAndHandshake(ctx, conn)
+	if len(s.config.EncryptedClientHelloConfigList) == 0 {
-	if err != nil {
-		return nil, err
-	}
-	err = tlsConn.HandshakeContext(ctx)
-	if err != nil {
-		return nil, err
-	}
-	return tlsConn, nil
-}
-
-func (s *ECHClientConfig) fetchAndHandshake(ctx context.Context, conn net.Conn) (aTLS.Conn, error) {
-	s.access.Lock()
-	defer s.access.Unlock()
-	if len(s.ECHConfigList()) == 0 || s.lastTTL == 0 || time.Now().Sub(s.lastUpdate) > s.lastTTL {
 		message := &mDNS.Msg{
 			MsgHdr: mDNS.MsgHdr{
 				RecursionDesired: true,
 			},
 			Question: []mDNS.Question{
 				{
-					Name:   mDNS.Fqdn(s.ServerName()),
+					Name:   mDNS.Fqdn(s.config.ServerName),
 					Qtype:  mDNS.TypeHTTPS,
 					Qclass: mDNS.ClassINET,
 				},
@@ -145,7 +123,6 @@ func (s *ECHClientConfig) fetchAndHandshake(ctx context.Context, conn net.Conn)
 		if response.Rcode != mDNS.RcodeSuccess {
 			return nil, E.Cause(dns.RcodeError(response.Rcode), "fetch ECH config list")
 		}
-	match:
 		for _, rr := range response.Answer {
 			switch resource := rr.(type) {
 			case *mDNS.HTTPS:
@@ -155,23 +132,26 @@ func (s *ECHClientConfig) fetchAndHandshake(ctx context.Context, conn net.Conn)
 						if err != nil {
 							return nil, E.Cause(err, "decode ECH config")
 						}
-						s.lastTTL = time.Duration(rr.Header().Ttl) * time.Second
+						s.config.EncryptedClientHelloConfigList = echConfigList
-						s.lastUpdate = time.Now()
-						s.SetECHConfigList(echConfigList)
-						break match
 					}
 				}
 			}
 		}
-		if len(s.ECHConfigList()) == 0 {
+		return nil, E.New("no ECH config found in DNS records")
-			return nil, E.New("no ECH config found in DNS records")
-		}
 	}
-	return s.Client(conn)
+	tlsConn, err := s.Client(conn)
+	if err != nil {
+		return nil, err
+	}
+	err = tlsConn.HandshakeContext(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return tlsConn, nil
 }
 
-func (s *ECHClientConfig) Clone() Config {
+func (s *STDECHClientConfig) Clone() Config {
-	return &ECHClientConfig{ECHCapableConfig: s.ECHCapableConfig.Clone().(ECHCapableConfig), dnsRouter: s.dnsRouter, lastUpdate: s.lastUpdate}
+	return &STDECHClientConfig{STDClientConfig{s.config.Clone()}, s.dnsRouter}
 }
 
 func UnmarshalECHKeys(raw []byte) ([]tls.EncryptedClientHelloKey, error) {

common/tls/ech_keygen.go

@@ -11,12 +11,6 @@ import (
 	"github.com/cloudflare/circl/kem"
 )
 
-type ECHCapableConfig interface {
-	Config
-	ECHConfigList() []byte
-	SetECHConfigList([]byte)
-}
-
 func ECHKeygenDefault(serverName string) (configPem string, keyPem string, err error) {
 	cipherSuites := []echCipherSuite{
 		{

common/tls/ech_stub.go

@@ -10,7 +10,7 @@ import (
 	E "github.com/sagernet/sing/common/exceptions"
 )
 
-func parseECHClientConfig(ctx context.Context, clientConfig ECHCapableConfig, options option.OutboundTLSOptions) (Config, error) {
+func parseECHClientConfig(ctx context.Context, options option.OutboundTLSOptions, tlsConfig *tls.Config) (Config, error) {
 	return nil, E.New("ECH requires go1.24, please recompile your binary.")
 }
 

common/tls/ech_tag_stub.go

@@ -1,5 +0,0 @@
-//go:build with_ech
-
-package tls
-
-var _ int = "Due to the migration to stdlib, the separate `with_ech` build tag has been deprecated and is no longer needed, please update your build configuration."

common/tls/mkcert.go

@@ -8,7 +8,10 @@ import (
 	"crypto/x509/pkix"
 	"encoding/pem"
 	"math/big"
+	"net"
 	"time"
+
+	M "github.com/sagernet/sing/common/metadata"
 )
 
 func GenerateKeyPair(parent *x509.Certificate, parentKey any, timeFunc func() time.Time, serverName string) (*tls.Certificate, error) {
@@ -35,17 +38,30 @@ func GenerateCertificate(parent *x509.Certificate, parentKey any, timeFunc func(
 	if err != nil {
 		return
 	}
-	template := &x509.Certificate{
+	var template *x509.Certificate
-		SerialNumber:          serialNumber,
+	if serverAddress := M.ParseAddr(serverName); serverAddress.IsValid() {
-		NotBefore:             timeFunc().Add(time.Hour * -1),
+		template = &x509.Certificate{
-		NotAfter:              expire,
+			SerialNumber:          serialNumber,
-		KeyUsage:              x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
+			IPAddresses:           []net.IP{serverAddress.AsSlice()},
-		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
+			NotBefore:             timeFunc().Add(time.Hour * -1),
-		BasicConstraintsValid: true,
+			NotAfter:              expire,
-		Subject: pkix.Name{
+			KeyUsage:              x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
-			CommonName: serverName,
+			ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
-		},
+			BasicConstraintsValid: true,
-		DNSNames: []string{serverName},
+		}
+	} else {
+		template = &x509.Certificate{
+			SerialNumber:          serialNumber,
+			NotBefore:             timeFunc().Add(time.Hour * -1),
+			NotAfter:              expire,
+			KeyUsage:              x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
+			ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
+			BasicConstraintsValid: true,
+			Subject: pkix.Name{
+				CommonName: serverName,
+			},
+			DNSNames: []string{serverName},
+		}
 	}
 	if parent == nil {
 		parent = template

common/tls/reality_client.go

@@ -29,13 +29,12 @@ import (
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/debug"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/ntp"
 	aTLS "github.com/sagernet/sing/common/tls"
+	utls "github.com/sagernet/utls"
 
-	utls "github.com/metacubex/utls"
 	"golang.org/x/crypto/hkdf"
 	"golang.org/x/net/http2"
 )
@@ -74,7 +73,7 @@ func NewRealityClient(ctx context.Context, serverAddress string, options option.
 	if decodedLen > 8 {
 		return nil, E.New("invalid short_id")
 	}
-	return &RealityClientConfig{ctx, uClient.(*UTLSClientConfig), publicKey, shortID}, nil
+	return &RealityClientConfig{ctx, uClient, publicKey, shortID}, nil
 }
 
 func (e *RealityClientConfig) ServerName() string {
@@ -115,22 +114,6 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	if err != nil {
 		return nil, err
 	}
-	for _, extension := range uConn.Extensions {
-		if ce, ok := extension.(*utls.SupportedCurvesExtension); ok {
-			ce.Curves = common.Filter(ce.Curves, func(curveID utls.CurveID) bool {
-				return curveID != utls.X25519MLKEM768
-			})
-		}
-		if ks, ok := extension.(*utls.KeyShareExtension); ok {
-			ks.KeyShares = common.Filter(ks.KeyShares, func(share utls.KeyShare) bool {
-				return share.Group != utls.X25519MLKEM768
-			})
-		}
-	}
-	err = uConn.BuildHandshakeState()
-	if err != nil {
-		return nil, err
-	}
 
 	if len(uConfig.NextProtos) > 0 {
 		for _, extension := range uConn.Extensions {
@@ -165,13 +148,9 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	if err != nil {
 		return nil, err
 	}
-	keyShareKeys := uConn.HandshakeState.State13.KeyShareKeys
+	ecdheKey := uConn.HandshakeState.State13.EcdheKey
-	if keyShareKeys == nil {
-		return nil, E.New("nil KeyShareKeys")
-	}
-	ecdheKey := keyShareKeys.Ecdhe
 	if ecdheKey == nil {
-		return nil, E.New("nil ecdheKey")
+		return nil, E.New("nil ecdhe_key")
 	}
 	authKey, err := ecdheKey.ECDH(publicKey)
 	if err != nil {
@@ -235,6 +214,10 @@ func realityClientFallback(ctx context.Context, uConn net.Conn, serverName strin
 	response.Body.Close()
 }
 
+func (e *RealityClientConfig) SetSessionIDGenerator(generator func(clientHello []byte, sessionID []byte) error) {
+	e.uClient.config.SessionIDGenerator = generator
+}
+
 func (e *RealityClientConfig) Clone() Config {
 	return &RealityClientConfig{
 		e.ctx,

common/tls/reality_server.go

@@ -1,4 +1,4 @@
-//go:build with_utls
+//go:build with_reality_server
 
 package tls
 
@@ -7,29 +7,28 @@ import (
 	"crypto/tls"
 	"encoding/base64"
 	"encoding/hex"
-	"fmt"
 	"net"
 	"time"
 
+	"github.com/sagernet/reality"
 	"github.com/sagernet/sing-box/common/dialer"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common/debug"
 	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"
-
-	utls "github.com/metacubex/utls"
 )
 
 var _ ServerConfigCompat = (*RealityServerConfig)(nil)
 
 type RealityServerConfig struct {
-	config *utls.RealityConfig
+	config *reality.Config
 }
 
 func NewRealityServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (*RealityServerConfig, error) {
-	var tlsConfig utls.RealityConfig
+	var tlsConfig reality.Config
 
 	if options.ACME != nil && len(options.ACME.Domain) > 0 {
 		return nil, E.New("acme is unavailable in reality")
@@ -75,11 +74,6 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 	}
 
 	tlsConfig.SessionTicketsDisabled = true
-	tlsConfig.Log = func(format string, v ...any) {
-		if logger != nil {
-			logger.Trace(fmt.Sprintf(format, v...))
-		}
-	}
 	tlsConfig.Type = N.NetworkTCP
 	tlsConfig.Dest = options.Reality.Handshake.ServerOptions.Build().String()
 
@@ -95,20 +89,16 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 	tlsConfig.MaxTimeDiff = time.Duration(options.Reality.MaxTimeDifference)
 
 	tlsConfig.ShortIds = make(map[[8]byte]bool)
-	if len(options.Reality.ShortID) == 0 {
+	for i, shortIDString := range options.Reality.ShortID {
-		tlsConfig.ShortIds[[8]byte{0}] = true
+		var shortID [8]byte
-	} else {
+		decodedLen, err := hex.Decode(shortID[:], []byte(shortIDString))
-		for i, shortIDString := range options.Reality.ShortID {
+		if err != nil {
-			var shortID [8]byte
+			return nil, E.Cause(err, "decode short_id[", i, "]: ", shortIDString)
-			decodedLen, err := hex.Decode(shortID[:], []byte(shortIDString))
-			if err != nil {
-				return nil, E.Cause(err, "decode short_id[", i, "]: ", shortIDString)
-			}
-			if decodedLen > 8 {
-				return nil, E.New("invalid short_id[", i, "]: ", shortIDString)
-			}
-			tlsConfig.ShortIds[shortID] = true
 		}
+		if decodedLen > 8 {
+			return nil, E.New("invalid short_id[", i, "]: ", shortIDString)
+		}
+		tlsConfig.ShortIds[shortID] = true
 	}
 
 	handshakeDialer, err := dialer.New(ctx, options.Reality.Handshake.DialerOptions, options.Reality.Handshake.ServerIsDomain())
@@ -119,6 +109,10 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 		return handshakeDialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
 	}
 
+	if debug.Enabled {
+		tlsConfig.Show = true
+	}
+
 	return &RealityServerConfig{&tlsConfig}, nil
 }
 
@@ -159,7 +153,7 @@ func (c *RealityServerConfig) Server(conn net.Conn) (Conn, error) {
 }
 
 func (c *RealityServerConfig) ServerHandshake(ctx context.Context, conn net.Conn) (Conn, error) {
-	tlsConn, err := utls.RealityServer(ctx, conn, c.config)
+	tlsConn, err := reality.Server(ctx, conn, c.config)
 	if err != nil {
 		return nil, err
 	}
@@ -175,7 +169,7 @@ func (c *RealityServerConfig) Clone() Config {
 var _ Conn = (*realityConnWrapper)(nil)
 
 type realityConnWrapper struct {
-	*utls.Conn
+	*reality.Conn
 }
 
 func (c *realityConnWrapper) ConnectionState() ConnectionState {

common/tls/reality_stub.go

@@ -1,5 +1,15 @@
-//go:build with_reality_server
+//go:build !with_reality_server
 
 package tls
 
-var _ int = "The separate `with_reality_server` build tag has been merged into `with_utls` and is no longer needed, please update your build configuration."
+import (
+	"context"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+func NewRealityServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
+	return nil, E.New(`reality server is not included in this build, rebuild with -tags with_reality_server`)
+}

common/tls/std_client.go

@@ -7,60 +7,43 @@ import (
 	"net"
 	"os"
 	"strings"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/tlsfragment"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/ntp"
 )
 
 type STDClientConfig struct {
-	ctx                   context.Context
+	config *tls.Config
-	config                *tls.Config
-	fragment              bool
-	fragmentFallbackDelay time.Duration
-	recordFragment        bool
 }
 
-func (c *STDClientConfig) ServerName() string {
+func (s *STDClientConfig) ServerName() string {
-	return c.config.ServerName
+	return s.config.ServerName
 }
 
-func (c *STDClientConfig) SetServerName(serverName string) {
+func (s *STDClientConfig) SetServerName(serverName string) {
-	c.config.ServerName = serverName
+	s.config.ServerName = serverName
 }
 
-func (c *STDClientConfig) NextProtos() []string {
+func (s *STDClientConfig) NextProtos() []string {
-	return c.config.NextProtos
+	return s.config.NextProtos
 }
 
-func (c *STDClientConfig) SetNextProtos(nextProto []string) {
+func (s *STDClientConfig) SetNextProtos(nextProto []string) {
-	c.config.NextProtos = nextProto
+	s.config.NextProtos = nextProto
 }
 
-func (c *STDClientConfig) Config() (*STDConfig, error) {
+func (s *STDClientConfig) Config() (*STDConfig, error) {
-	return c.config, nil
+	return s.config, nil
 }
 
-func (c *STDClientConfig) Client(conn net.Conn) (Conn, error) {
+func (s *STDClientConfig) Client(conn net.Conn) (Conn, error) {
-	if c.recordFragment {
+	return tls.Client(conn, s.config), nil
-		conn = tf.NewConn(conn, c.ctx, c.fragment, c.recordFragment, c.fragmentFallbackDelay)
-	}
-	return tls.Client(conn, c.config), nil
 }
 
-func (c *STDClientConfig) Clone() Config {
+func (s *STDClientConfig) Clone() Config {
-	return &STDClientConfig{c.ctx, c.config.Clone(), c.fragment, c.fragmentFallbackDelay, c.recordFragment}
+	return &STDClientConfig{s.config.Clone()}
-}
-
-func (c *STDClientConfig) ECHConfigList() []byte {
-	return c.config.EncryptedClientHelloConfigList
-}
-
-func (c *STDClientConfig) SetECHConfigList(EncryptedClientHelloConfigList []byte) {
-	c.config.EncryptedClientHelloConfigList = EncryptedClientHelloConfigList
 }
 
 func NewSTDClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
@@ -77,7 +60,9 @@ func NewSTDClient(ctx context.Context, serverAddress string, options option.Outb
 	var tlsConfig tls.Config
 	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
 	tlsConfig.RootCAs = adapter.RootPoolFromContext(ctx)
-	if !options.DisableSNI {
+	if options.DisableSNI {
+		tlsConfig.ServerName = "127.0.0.1"
+	} else {
 		tlsConfig.ServerName = serverName
 	}
 	if options.Insecure {
@@ -142,10 +127,8 @@ func NewSTDClient(ctx context.Context, serverAddress string, options option.Outb
 		}
 		tlsConfig.RootCAs = certPool
 	}
-	stdConfig := &STDClientConfig{ctx, &tlsConfig, options.Fragment, time.Duration(options.FragmentFallbackDelay), options.RecordFragment}
 	if options.ECH != nil && options.ECH.Enabled {
-		return parseECHClientConfig(ctx, stdConfig, options)
+		return parseECHClientConfig(ctx, options, &tlsConfig)
-	} else {
-		return stdConfig, nil
 	}
+	return &STDClientConfig{&tlsConfig}, nil
 }

common/tls/std_server.go

@@ -6,7 +6,6 @@ import (
 	"net"
 	"os"
 	"strings"
-	"time"
 
 	"github.com/sagernet/fswatch"
 	"github.com/sagernet/sing-box/adapter"
@@ -22,7 +21,7 @@ var errInsecureUnused = E.New("tls: insecure unused")
 type STDServerConfig struct {
 	config          *tls.Config
 	logger          log.Logger
-	acmeService     adapter.SimpleLifecycle
+	acmeService     adapter.Service
 	certificate     []byte
 	key             []byte
 	certificatePath string
@@ -165,11 +164,11 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 		return nil, nil
 	}
 	var tlsConfig *tls.Config
-	var acmeService adapter.SimpleLifecycle
+	var acmeService adapter.Service
 	var err error
 	if options.ACME != nil && len(options.ACME.Domain) > 0 {
 		//nolint:staticcheck
-		tlsConfig, acmeService, err = startACME(ctx, logger, common.PtrValueOrDefault(options.ACME))
+		tlsConfig, acmeService, err = startACME(ctx, common.PtrValueOrDefault(options.ACME))
 		if err != nil {
 			return nil, err
 		}
@@ -234,12 +233,8 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 			key = content
 		}
 		if certificate == nil && key == nil && options.Insecure {
-			timeFunc := ntp.TimeFuncFromContext(ctx)
-			if timeFunc == nil {
-				timeFunc = time.Now
-			}
 			tlsConfig.GetCertificate = func(info *tls.ClientHelloInfo) (*tls.Certificate, error) {
-				return GenerateKeyPair(nil, nil, timeFunc, info.ServerName)
+				return GenerateKeyPair(nil, nil, ntp.TimeFuncFromContext(ctx), info.ServerName)
 			}
 		} else {
 			if certificate == nil {

common/tls/utls_client.go

@@ -8,77 +8,62 @@ import (
 	"crypto/x509"
 	"math/rand"
 	"net"
+	"net/netip"
 	"os"
 	"strings"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/tlsfragment"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/ntp"
+	utls "github.com/sagernet/utls"
 
-	utls "github.com/metacubex/utls"
 	"golang.org/x/net/http2"
 )
 
 type UTLSClientConfig struct {
-	ctx                   context.Context
+	config *utls.Config
-	config                *utls.Config
+	id     utls.ClientHelloID
-	id                    utls.ClientHelloID
-	fragment              bool
-	fragmentFallbackDelay time.Duration
-	recordFragment        bool
 }
 
-func (c *UTLSClientConfig) ServerName() string {
+func (e *UTLSClientConfig) ServerName() string {
-	return c.config.ServerName
+	return e.config.ServerName
 }
 
-func (c *UTLSClientConfig) SetServerName(serverName string) {
+func (e *UTLSClientConfig) SetServerName(serverName string) {
-	c.config.ServerName = serverName
+	e.config.ServerName = serverName
 }
 
-func (c *UTLSClientConfig) NextProtos() []string {
+func (e *UTLSClientConfig) NextProtos() []string {
-	return c.config.NextProtos
+	return e.config.NextProtos
 }
 
-func (c *UTLSClientConfig) SetNextProtos(nextProto []string) {
+func (e *UTLSClientConfig) SetNextProtos(nextProto []string) {
 	if len(nextProto) == 1 && nextProto[0] == http2.NextProtoTLS {
 		nextProto = append(nextProto, "http/1.1")
 	}
-	c.config.NextProtos = nextProto
+	e.config.NextProtos = nextProto
 }
 
-func (c *UTLSClientConfig) Config() (*STDConfig, error) {
+func (e *UTLSClientConfig) Config() (*STDConfig, error) {
 	return nil, E.New("unsupported usage for uTLS")
 }
 
-func (c *UTLSClientConfig) Client(conn net.Conn) (Conn, error) {
+func (e *UTLSClientConfig) Client(conn net.Conn) (Conn, error) {
-	if c.recordFragment {
+	return &utlsALPNWrapper{utlsConnWrapper{utls.UClient(conn, e.config.Clone(), e.id)}, e.config.NextProtos}, nil
-		conn = tf.NewConn(conn, c.ctx, c.fragment, c.recordFragment, c.fragmentFallbackDelay)
-	}
-	return &utlsALPNWrapper{utlsConnWrapper{utls.UClient(conn, c.config.Clone(), c.id)}, c.config.NextProtos}, nil
 }
 
-func (c *UTLSClientConfig) SetSessionIDGenerator(generator func(clientHello []byte, sessionID []byte) error) {
+func (e *UTLSClientConfig) SetSessionIDGenerator(generator func(clientHello []byte, sessionID []byte) error) {
-	c.config.SessionIDGenerator = generator
+	e.config.SessionIDGenerator = generator
 }
 
-func (c *UTLSClientConfig) Clone() Config {
+func (e *UTLSClientConfig) Clone() Config {
 	return &UTLSClientConfig{
-		c.ctx, c.config.Clone(), c.id, c.fragment, c.fragmentFallbackDelay, c.recordFragment,
+		config: e.config.Clone(),
+		id:     e.id,
 	}
 }
 
-func (c *UTLSClientConfig) ECHConfigList() []byte {
-	return c.config.EncryptedClientHelloConfigList
-}
-
-func (c *UTLSClientConfig) SetECHConfigList(EncryptedClientHelloConfigList []byte) {
-	c.config.EncryptedClientHelloConfigList = EncryptedClientHelloConfigList
-}
-
 type utlsConnWrapper struct {
 	*utls.UConn
 }
@@ -131,12 +116,14 @@ func (c *utlsALPNWrapper) HandshakeContext(ctx context.Context) error {
 	return c.UConn.HandshakeContext(ctx)
 }
 
-func NewUTLSClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewUTLSClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (*UTLSClientConfig, error) {
 	var serverName string
 	if options.ServerName != "" {
 		serverName = options.ServerName
 	} else if serverAddress != "" {
-		serverName = serverAddress
+		if _, err := netip.ParseAddr(serverName); err != nil {
+			serverName = serverAddress
+		}
 	}
 	if serverName == "" && !options.Insecure {
 		return nil, E.New("missing server_name or insecure=true")
@@ -145,7 +132,11 @@ func NewUTLSClient(ctx context.Context, serverAddress string, options option.Out
 	var tlsConfig utls.Config
 	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
 	tlsConfig.RootCAs = adapter.RootPoolFromContext(ctx)
-	tlsConfig.ServerName = serverName
+	if options.DisableSNI {
+		tlsConfig.ServerName = "127.0.0.1"
+	} else {
+		tlsConfig.ServerName = serverName
+	}
 	if options.Insecure {
 		tlsConfig.InsecureSkipVerify = options.Insecure
 	} else if options.DisableSNI {
@@ -201,15 +192,7 @@ func NewUTLSClient(ctx context.Context, serverAddress string, options option.Out
 	if err != nil {
 		return nil, err
 	}
-	uConfig := &UTLSClientConfig{ctx, &tlsConfig, id, options.Fragment, time.Duration(options.FragmentFallbackDelay), options.RecordFragment}
+	return &UTLSClientConfig{&tlsConfig, id}, nil
-	if options.ECH != nil && options.ECH.Enabled {
-		if options.Reality != nil && options.Reality.Enabled {
-			return nil, E.New("Reality is conflict with ECH")
-		}
-		return parseECHClientConfig(ctx, uConfig, options)
-	} else {
-		return uConfig, nil
-	}
 }
 
 var (
@@ -237,7 +220,7 @@ func init() {
 
 func uTLSClientHelloID(name string) (utls.ClientHelloID, error) {
 	switch name {
-	case "chrome_psk", "chrome_psk_shuffle", "chrome_padding_psk_shuffle", "chrome_pq", "chrome_pq_psk":
+	case "chrome_psk", "chrome_psk_shuffle", "chrome_padding_psk_shuffle", "chrome_pq":
 		fallthrough
 	case "chrome", "":
 		return utls.HelloChrome_Auto, nil

common/tls/utls_stub.go

@@ -5,7 +5,6 @@ package tls
 import (
 	"context"
 
-	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 )
@@ -15,9 +14,5 @@ func NewUTLSClient(ctx context.Context, serverAddress string, options option.Out
 }
 
 func NewRealityClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
-	return nil, E.New(`uTLS, which is required by reality is not included in this build, rebuild with -tags with_utls`)
+	return nil, E.New(`uTLS, which is required by reality client is not included in this build, rebuild with -tags with_utls`)
-}
-
-func NewRealityServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
-	return nil, E.New(`uTLS, which is required by reality is not included in this build, rebuild with -tags with_utls`)
 }

common/tlsfragment/conn.go

@@ -1,15 +1,12 @@
 package tf
 
 import (
-	"bytes"
 	"context"
-	"encoding/binary"
 	"math/rand"
 	"net"
 	"strings"
 	"time"
 
-	C "github.com/sagernet/sing-box/constant"
 	N "github.com/sagernet/sing/common/network"
 
 	"golang.org/x/net/publicsuffix"
@@ -20,24 +17,17 @@ type Conn struct {
 	tcpConn            *net.TCPConn
 	ctx                context.Context
 	firstPacketWritten bool
-	splitPacket        bool
-	splitRecord        bool
 	fallbackDelay      time.Duration
 }
 
-func NewConn(conn net.Conn, ctx context.Context, splitPacket bool, splitRecord bool, fallbackDelay time.Duration) *Conn {
+func NewConn(conn net.Conn, ctx context.Context, fallbackDelay time.Duration) (*Conn, error) {
-	if fallbackDelay == 0 {
-		fallbackDelay = C.TLSFragmentFallbackDelay
-	}
 	tcpConn, _ := N.UnwrapReader(conn).(*net.TCPConn)
 	return &Conn{
 		Conn:          conn,
 		tcpConn:       tcpConn,
 		ctx:           ctx,
-		splitPacket:   splitPacket,
-		splitRecord:   splitRecord,
 		fallbackDelay: fallbackDelay,
-	}
+	}, nil
 }
 
 func (c *Conn) Write(b []byte) (n int, err error) {
@@ -47,12 +37,10 @@ func (c *Conn) Write(b []byte) (n int, err error) {
 		}()
 		serverName := indexTLSServerName(b)
 		if serverName != nil {
-			if c.splitPacket {
+			if c.tcpConn != nil {
-				if c.tcpConn != nil {
+				err = c.tcpConn.SetNoDelay(true)
-					err = c.tcpConn.SetNoDelay(true)
+				if err != nil {
-					if err != nil {
+					return
-						return
-					}
 				}
 			}
 			splits := strings.Split(serverName.ServerName, ".")
@@ -73,50 +61,26 @@ func (c *Conn) Write(b []byte) (n int, err error) {
 					currentIndex++
 				}
 			}
-			var buffer bytes.Buffer
 			for i := 0; i <= len(splitIndexes); i++ {
 				var payload []byte
 				if i == 0 {
 					payload = b[:splitIndexes[i]]
-					if c.splitRecord {
-						payload = payload[recordLayerHeaderLen:]
-					}
 				} else if i == len(splitIndexes) {
 					payload = b[splitIndexes[i-1]:]
 				} else {
 					payload = b[splitIndexes[i-1]:splitIndexes[i]]
 				}
-				if c.splitRecord {
+				if c.tcpConn != nil && i != len(splitIndexes) {
-					if c.splitPacket {
+					err = writeAndWaitAck(c.ctx, c.tcpConn, payload, c.fallbackDelay)
-						buffer.Reset()
+					if err != nil {
+						return
 					}
-					payloadLen := uint16(len(payload))
+				} else {
-					buffer.Write(b[:3])
+					_, err = c.Conn.Write(payload)
-					binary.Write(&buffer, binary.BigEndian, payloadLen)
+					if err != nil {
-					buffer.Write(payload)
+						return
-					if c.splitPacket {
-						payload = buffer.Bytes()
 					}
 				}
-				if c.splitPacket {
-					if c.tcpConn != nil && i != len(splitIndexes) {
-						err = writeAndWaitAck(c.ctx, c.tcpConn, payload, c.fallbackDelay)
-						if err != nil {
-							return
-						}
-					} else {
-						_, err = c.Conn.Write(payload)
-						if err != nil {
-							return
-						}
-					}
-				}
-			}
-			if c.splitRecord && !c.splitPacket {
-				_, err = c.Conn.Write(buffer.Bytes())
-				if err != nil {
-					return
-				}
 			}
 			if c.tcpConn != nil {
 				err = c.tcpConn.SetNoDelay(false)

common/tlsfragment/conn_test.go

@@ -1,42 +0,0 @@
-package tf_test
-
-import (
-	"context"
-	"crypto/tls"
-	"net"
-	"testing"
-
-	tf "github.com/sagernet/sing-box/common/tlsfragment"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestTLSFragment(t *testing.T) {
-	t.Parallel()
-	tcpConn, err := net.Dial("tcp", "1.1.1.1:443")
-	require.NoError(t, err)
-	tlsConn := tls.Client(tf.NewConn(tcpConn, context.Background(), true, false, 0), &tls.Config{
-		ServerName: "www.cloudflare.com",
-	})
-	require.NoError(t, tlsConn.Handshake())
-}
-
-func TestTLSRecordFragment(t *testing.T) {
-	t.Parallel()
-	tcpConn, err := net.Dial("tcp", "1.1.1.1:443")
-	require.NoError(t, err)
-	tlsConn := tls.Client(tf.NewConn(tcpConn, context.Background(), false, true, 0), &tls.Config{
-		ServerName: "www.cloudflare.com",
-	})
-	require.NoError(t, tlsConn.Handshake())
-}
-
-func TestTLS2Fragment(t *testing.T) {
-	t.Parallel()
-	tcpConn, err := net.Dial("tcp", "1.1.1.1:443")
-	require.NoError(t, err)
-	tlsConn := tls.Client(tf.NewConn(tcpConn, context.Background(), true, true, 0), &tls.Config{
-		ServerName: "www.cloudflare.com",
-	})
-	require.NoError(t, tlsConn.Handshake())
-}

constant/proxy.go

@@ -25,9 +25,6 @@ const (
 	TypeTUIC         = "tuic"
 	TypeHysteria2    = "hysteria2"
 	TypeTailscale    = "tailscale"
-	TypeDERP         = "derp"
-	TypeResolved     = "resolved"
-	TypeSSMAPI       = "ssm-api"
 )
 
 const (

constant/timeout.go

@@ -9,7 +9,6 @@ const (
 	TCPTimeout                 = 15 * time.Second
 	ReadPayloadTimeout         = 300 * time.Millisecond
 	DNSTimeout                 = 10 * time.Second
-	DirectDNSTimeout           = 5 * time.Second
 	UDPTimeout                 = 5 * time.Minute
 	DefaultURLTestInterval     = 3 * time.Minute
 	DefaultURLTestIdleTimeout  = 30 * time.Minute

debug.go

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

debug_http.go

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

dns/client.go

@@ -30,10 +30,10 @@ var (
 var _ adapter.DNSClient = (*Client)(nil)
 
 type Client struct {
+	timeout          time.Duration
 	disableCache     bool
 	disableExpire    bool
 	independentCache bool
-	clientSubnet     netip.Prefix
 	rdrc             adapter.RDRCStore
 	initRDRCFunc     func() adapter.RDRCStore
 	logger           logger.ContextLogger
@@ -42,24 +42,27 @@ type Client struct {
 }
 
 type ClientOptions struct {
+	Timeout          time.Duration
 	DisableCache     bool
 	DisableExpire    bool
 	IndependentCache bool
 	CacheCapacity    uint32
-	ClientSubnet     netip.Prefix
 	RDRC             func() adapter.RDRCStore
 	Logger           logger.ContextLogger
 }
 
 func NewClient(options ClientOptions) *Client {
 	client := &Client{
+		timeout:          options.Timeout,
 		disableCache:     options.DisableCache,
 		disableExpire:    options.DisableExpire,
 		independentCache: options.IndependentCache,
-		clientSubnet:     options.ClientSubnet,
 		initRDRCFunc:     options.RDRC,
 		logger:           options.Logger,
 	}
+	if client.timeout == 0 {
+		client.timeout = C.DNSTimeout
+	}
 	cacheCapacity := options.CacheCapacity
 	if cacheCapacity < 1024 {
 		cacheCapacity = 1024
@@ -101,12 +104,8 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 		return &responseMessage, nil
 	}
 	question := message.Question[0]
-	clientSubnet := options.ClientSubnet
+	if options.ClientSubnet.IsValid() {
-	if !clientSubnet.IsValid() {
+		message = SetClientSubnet(message, options.ClientSubnet, true)
-		clientSubnet = c.clientSubnet
-	}
-	if clientSubnet.IsValid() {
-		message = SetClientSubnet(message, clientSubnet)
 	}
 	isSimpleRequest := len(message.Question) == 1 &&
 		len(message.Ns) == 0 &&
@@ -147,15 +146,7 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 			return nil, ErrResponseRejectedCached
 		}
 	}
-	timeout := options.Timeout
+	ctx, cancel := context.WithTimeout(ctx, c.timeout)
-	if timeout == 0 {
-		if transport.HasDetour() {
-			timeout = C.DNSTimeout
-		} else {
-			timeout = C.DirectDNSTimeout
-		}
-	}
-	ctx, cancel := context.WithTimeout(ctx, timeout)
 	response, err := transport.Exchange(ctx, message)
 	cancel()
 	if err != nil {
@@ -241,20 +232,10 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 			record.Header().Ttl = timeToLive
 		}
 	}
+	response.Id = messageId
 	if !disableCache {
 		c.storeCache(transport, question, response, timeToLive)
 	}
-	response.Id = messageId
-	requestEDNSOpt := message.IsEdns0()
-	responseEDNSOpt := response.IsEdns0()
-	if responseEDNSOpt != nil && (requestEDNSOpt == nil || requestEDNSOpt.Version() < responseEDNSOpt.Version()) {
-		response.Extra = common.Filter(response.Extra, func(it dns.RR) bool {
-			return it.Header().Rrtype != dns.TypeOPT
-		})
-		if requestEDNSOpt != nil {
-			response.SetEdns0(responseEDNSOpt.UDPSize(), responseEDNSOpt.Do())
-		}
-	}
 	logExchangedResponse(c.logger, ctx, response, timeToLive)
 	return response, err
 }
@@ -262,15 +243,9 @@ func (c *Client) Exchange(ctx context.Context, transport adapter.DNSTransport, m
 func (c *Client) Lookup(ctx context.Context, transport adapter.DNSTransport, domain string, options adapter.DNSQueryOptions, responseChecker func(responseAddrs []netip.Addr) bool) ([]netip.Addr, error) {
 	domain = FqdnToDomain(domain)
 	dnsName := dns.Fqdn(domain)
-	var strategy C.DomainStrategy
+	if options.Strategy == C.DomainStrategyIPv4Only {
-	if options.LookupStrategy != C.DomainStrategyAsIS {
-		strategy = options.LookupStrategy
-	} else {
-		strategy = options.Strategy
-	}
-	if strategy == C.DomainStrategyIPv4Only {
 		return c.lookupToExchange(ctx, transport, dnsName, dns.TypeA, options, responseChecker)
-	} else if strategy == C.DomainStrategyIPv6Only {
+	} else if options.Strategy == C.DomainStrategyIPv6Only {
 		return c.lookupToExchange(ctx, transport, dnsName, dns.TypeAAAA, options, responseChecker)
 	}
 	var response4 []netip.Addr
@@ -296,7 +271,7 @@ func (c *Client) Lookup(ctx context.Context, transport adapter.DNSTransport, dom
 	if len(response4) == 0 && len(response6) == 0 {
 		return nil, err
 	}
-	return sortAddresses(response4, response6, strategy), nil
+	return sortAddresses(response4, response6, options.Strategy), nil
 }
 
 func (c *Client) ClearCache() {
@@ -508,7 +483,7 @@ func (c *Client) loadResponse(question dns.Question, transport adapter.DNSTransp
 }
 
 func MessageToAddresses(response *dns.Msg) ([]netip.Addr, error) {
-	if response.Rcode != dns.RcodeSuccess {
+	if response.Rcode != dns.RcodeSuccess && response.Rcode != dns.RcodeNameError {
 		return nil, RcodeError(response.Rcode)
 	}
 	addresses := make([]netip.Addr, 0, len(response.Answer))
@@ -552,26 +527,12 @@ func transportTagFromContext(ctx context.Context) (string, bool) {
 	return value, loaded
 }
 
-func FixedResponseStatus(message *dns.Msg, rcode int) *dns.Msg {
-	return &dns.Msg{
-		MsgHdr: dns.MsgHdr{
-			Id:       message.Id,
-			Rcode:    rcode,
-			Response: true,
-		},
-		Question: message.Question,
-	}
-}
-
 func FixedResponse(id uint16, question dns.Question, addresses []netip.Addr, timeToLive uint32) *dns.Msg {
 	response := dns.Msg{
 		MsgHdr: dns.MsgHdr{
-			Id:                 id,
+			Id:       id,
-			Response:           true,
+			Rcode:    dns.RcodeSuccess,
-			Authoritative:      true,
+			Response: true,
-			RecursionDesired:   true,
-			RecursionAvailable: true,
-			Rcode:              dns.RcodeSuccess,
 		},
 		Question: []dns.Question{question},
 	}
@@ -604,12 +565,9 @@ func FixedResponse(id uint16, question dns.Question, addresses []netip.Addr, tim
 func FixedResponseCNAME(id uint16, question dns.Question, record string, timeToLive uint32) *dns.Msg {
 	response := dns.Msg{
 		MsgHdr: dns.MsgHdr{
-			Id:                 id,
+			Id:       id,
-			Response:           true,
+			Rcode:    dns.RcodeSuccess,
-			Authoritative:      true,
+			Response: true,
-			RecursionDesired:   true,
-			RecursionAvailable: true,
-			Rcode:              dns.RcodeSuccess,
 		},
 		Question: []dns.Question{question},
 		Answer: []dns.RR{
@@ -630,12 +588,9 @@ func FixedResponseCNAME(id uint16, question dns.Question, record string, timeToL
 func FixedResponseTXT(id uint16, question dns.Question, records []string, timeToLive uint32) *dns.Msg {
 	response := dns.Msg{
 		MsgHdr: dns.MsgHdr{
-			Id:                 id,
+			Id:       id,
-			Response:           true,
+			Rcode:    dns.RcodeSuccess,
-			Authoritative:      true,
+			Response: true,
-			RecursionDesired:   true,
-			RecursionAvailable: true,
-			Rcode:              dns.RcodeSuccess,
 		},
 		Question: []dns.Question{question},
 		Answer: []dns.RR{
@@ -656,12 +611,9 @@ func FixedResponseTXT(id uint16, question dns.Question, records []string, timeTo
 func FixedResponseMX(id uint16, question dns.Question, records []*net.MX, timeToLive uint32) *dns.Msg {
 	response := dns.Msg{
 		MsgHdr: dns.MsgHdr{
-			Id:                 id,
+			Id:       id,
-			Response:           true,
+			Rcode:    dns.RcodeSuccess,
-			Authoritative:      true,
+			Response: true,
-			RecursionDesired:   true,
-			RecursionAvailable: true,
-			Rcode:              dns.RcodeSuccess,
 		},
 		Question: []dns.Question{question},
 	}

dns/client_truncate.go

@@ -15,8 +15,6 @@ func TruncateDNSMessage(request *dns.Msg, response *dns.Msg, headroom int) (*buf
 	}
 	responseLen := response.Len()
 	if responseLen > maxLen {
-		copyResponse := *response
-		response = &copyResponse
 		response.Truncate(maxLen)
 	}
 	buffer := buf.NewSize(headroom*2 + 1 + responseLen)

dns/extension_edns0_subnet.go

@@ -6,11 +6,7 @@ import (
 	"github.com/miekg/dns"
 )
 
-func SetClientSubnet(message *dns.Msg, clientSubnet netip.Prefix) *dns.Msg {
+func SetClientSubnet(message *dns.Msg, clientSubnet netip.Prefix, override bool) *dns.Msg {
-	return setClientSubnet(message, clientSubnet, true)
-}
-
-func setClientSubnet(message *dns.Msg, clientSubnet netip.Prefix, clone bool) *dns.Msg {
 	var (
 		optRecord    *dns.OPT
 		subnetOption *dns.EDNS0_SUBNET
@@ -23,6 +19,9 @@ findExists:
 				var isEDNS0Subnet bool
 				subnetOption, isEDNS0Subnet = option.(*dns.EDNS0_SUBNET)
 				if isEDNS0Subnet {
+					if !override {
+						return message
+					}
 					break findExists
 				}
 			}
@@ -38,14 +37,14 @@ findExists:
 			},
 		}
 		message.Extra = append(message.Extra, optRecord)
-	} else if clone {
+	} else {
-		return setClientSubnet(message.Copy(), clientSubnet, false)
+		message = message.Copy()
 	}
 	if subnetOption == nil {
 		subnetOption = new(dns.EDNS0_SUBNET)
-		subnetOption.Code = dns.EDNS0SUBNET
 		optRecord.Option = append(optRecord.Option, subnetOption)
 	}
+	subnetOption.Code = dns.EDNS0SUBNET
 	if clientSubnet.Addr().Is4() {
 		subnetOption.Family = 1
 	} else {

dns/router.go

@@ -55,7 +55,6 @@ func NewRouter(ctx context.Context, logFactory log.Factory, options option.DNSOp
 		DisableExpire:    options.DNSClientOptions.DisableExpire,
 		IndependentCache: options.DNSClientOptions.IndependentCache,
 		CacheCapacity:    options.DNSClientOptions.CacheCapacity,
-		ClientSubnet:     options.DNSClientOptions.ClientSubnet.Build(netip.Prefix{}),
 		RDRC: func() adapter.RDRCStore {
 			cacheFile := service.FromContext[adapter.CacheFile](ctx)
 			if cacheFile == nil {
@@ -158,9 +157,6 @@ func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, ruleIndex int,
 				if action.Strategy != C.DomainStrategyAsIS {
 					options.Strategy = action.Strategy
 				}
-				if action.Timeout > 0 {
-					options.Timeout = action.Timeout
-				}
 				if isFakeIP || action.DisableCache {
 					options.DisableCache = true
 				}
@@ -183,9 +179,6 @@ func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, ruleIndex int,
 				if action.Strategy != C.DomainStrategyAsIS {
 					options.Strategy = action.Strategy
 				}
-				if action.Timeout > 0 {
-					options.Timeout = action.Timeout
-				}
 				if action.DisableCache {
 					options.DisableCache = true
 				}
@@ -265,14 +258,7 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg, options adapte
 					case *R.RuleActionReject:
 						switch action.Method {
 						case C.RuleActionRejectMethodDefault:
-							return &mDNS.Msg{
+							return FixedResponse(message.Id, message.Question[0], nil, 0), nil
-								MsgHdr: mDNS.MsgHdr{
-									Id:       message.Id,
-									Rcode:    mDNS.RcodeRefused,
-									Response: true,
-								},
-								Question: []mDNS.Question{message.Question[0]},
-							}, nil
 						case C.RuleActionRejectMethodDrop:
 							return nil, tun.ErrDrop
 						}
@@ -299,12 +285,7 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg, options adapte
 					} else if errors.Is(err, ErrResponseRejected) {
 						rejected = true
 						r.logger.DebugContext(ctx, E.Cause(err, "response rejected for ", FormatQuestion(message.Question[0].String())))
-						/*} else if responseCheck!= nil && errors.Is(err, RcodeError(mDNS.RcodeNameError)) {
-						rejected = true
-						r.logger.DebugContext(ctx, E.Cause(err, "response rejected for ", FormatQuestion(message.Question[0].String())))
-						*/
 					} else if len(message.Question) > 0 {
-						rejected = true
 						r.logger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", FormatQuestion(message.Question[0].String())))
 					} else {
 						r.logger.ErrorContext(ctx, E.Cause(err, "exchange failed for <empty query>"))
@@ -342,9 +323,6 @@ func (r *Router) Lookup(ctx context.Context, domain string, options adapter.DNSQ
 		err           error
 	)
 	printResult := func() {
-		if err == nil && len(responseAddrs) == 0 {
-			err = E.New("empty result")
-		}
 		if err != nil {
 			if errors.Is(err, ErrResponseRejectedCached) {
 				r.logger.DebugContext(ctx, "response rejected for ", domain, " (cached)")
@@ -353,15 +331,15 @@ func (r *Router) Lookup(ctx context.Context, domain string, options adapter.DNSQ
 			} else {
 				r.logger.ErrorContext(ctx, E.Cause(err, "lookup failed for ", domain))
 			}
-		}
+		} else if len(responseAddrs) == 0 {
-		if err != nil {
+			r.logger.ErrorContext(ctx, "lookup failed for ", domain, ": empty result")
-			err = E.Cause(err, "lookup ", domain)
+			err = RcodeNameError
 		}
 	}
 	responseAddrs, cached = r.client.LookupCache(domain, options.Strategy)
 	if cached {
 		if len(responseAddrs) == 0 {
-			return nil, E.New("lookup ", domain, ": empty result (cached)")
+			return nil, RcodeNameError
 		}
 		return responseAddrs, nil
 	}

dns/transport/dhcp/dhcp.go

@@ -41,7 +41,6 @@ type Transport struct {
 	dns.TransportAdapter
 	ctx               context.Context
 	dialer            N.Dialer
-	hasDetour         bool
 	logger            logger.ContextLogger
 	networkManager    adapter.NetworkManager
 	interfaceName     string
@@ -60,7 +59,6 @@ func NewTransport(ctx context.Context, logger log.ContextLogger, tag string, opt
 		TransportAdapter: dns.NewTransportAdapterWithLocalOptions(C.DNSTypeDHCP, tag, options.LocalDNSServerOptions),
 		ctx:              ctx,
 		dialer:           transportDialer,
-		hasDetour:        options.Detour != "",
 		logger:           logger,
 		networkManager:   service.FromContext[adapter.NetworkManager](ctx),
 		interfaceName:    options.Interface,
@@ -91,10 +89,6 @@ func (t *Transport) Close() error {
 	return nil
 }
 
-func (t *Transport) HasDetour() bool {
-	return t.hasDetour
-}
-
 func (t *Transport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
 	err := t.fetchServers()
 	if err != nil {

dns/transport/https.go

@@ -3,15 +3,11 @@ package transport
 import (
 	"bytes"
 	"context"
-	"errors"
 	"io"
 	"net"
 	"net/http"
 	"net/url"
-	"os"
 	"strconv"
-	"sync"
-	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/dialer"
@@ -43,13 +39,11 @@ func RegisterHTTPS(registry *dns.TransportRegistry) {
 
 type HTTPSTransport struct {
 	dns.TransportAdapter
-	logger           logger.ContextLogger
+	logger      logger.ContextLogger
-	dialer           N.Dialer
+	dialer      N.Dialer
-	destination      *url.URL
+	destination *url.URL
-	headers          http.Header
+	headers     http.Header
-	transportAccess  sync.Mutex
+	transport   *http.Transport
-	transport        *http.Transport
-	transportResetAt time.Time
 }
 
 func NewHTTPS(ctx context.Context, logger log.ContextLogger, tag string, options option.RemoteHTTPSDNSServerOptions) (adapter.DNSTransport, error) {
@@ -102,9 +96,6 @@ func NewHTTPS(ctx context.Context, logger log.ContextLogger, tag string, options
 	if serverAddr.Port == 0 {
 		serverAddr.Port = 443
 	}
-	if !serverAddr.IsValid() {
-		return nil, E.New("invalid server address: ", serverAddr)
-	}
 	return NewHTTPSRaw(
 		dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeHTTPS, tag, options.RemoteDNSServerOptions),
 		logger,
@@ -167,33 +158,12 @@ func (t *HTTPSTransport) Start(stage adapter.StartStage) error {
 }
 
 func (t *HTTPSTransport) Close() error {
-	t.transportAccess.Lock()
-	defer t.transportAccess.Unlock()
 	t.transport.CloseIdleConnections()
 	t.transport = t.transport.Clone()
 	return nil
 }
 
 func (t *HTTPSTransport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
-	startAt := time.Now()
-	response, err := t.exchange(ctx, message)
-	if err != nil {
-		if errors.Is(err, os.ErrDeadlineExceeded) {
-			t.transportAccess.Lock()
-			defer t.transportAccess.Unlock()
-			if t.transportResetAt.After(startAt) {
-				return nil, err
-			}
-			t.transport.CloseIdleConnections()
-			t.transport = t.transport.Clone()
-			t.transportResetAt = time.Now()
-		}
-		return nil, err
-	}
-	return response, nil
-}
-
-func (t *HTTPSTransport) exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
 	exMessage := *message
 	exMessage.Id = 0
 	exMessage.Compress = true

dns/transport/local/local.go

@@ -3,7 +3,6 @@ package local
 import (
 	"context"
 	"math/rand"
-	"net/netip"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
@@ -36,7 +35,6 @@ func NewTransport(ctx context.Context, logger log.ContextLogger, tag string, opt
 	}
 	return &Transport{
 		TransportAdapter: dns.NewTransportAdapterWithLocalOptions(C.DNSTypeLocal, tag, options),
-		ctx:              ctx,
 		hosts:            hosts.NewFile(hosts.DefaultPath),
 		dialer:           transportDialer,
 	}, nil
@@ -59,7 +57,7 @@ func (t *Transport) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg,
 			return dns.FixedResponse(message.Id, question, addresses, C.DefaultDNSTTL), nil
 		}
 	}
-	systemConfig := getSystemDNSConfig(t.ctx)
+	systemConfig := getSystemDNSConfig()
 	if systemConfig.singleRequest || !(message.Question[0].Qtype == mDNS.TypeA || message.Question[0].Qtype == mDNS.TypeAAAA) {
 		return t.exchangeSingleRequest(ctx, systemConfig, message, domain)
 	} else {
@@ -91,9 +89,8 @@ func (t *Transport) exchangeParallel(ctx context.Context, systemConfig *dnsConfi
 	startRacer := func(ctx context.Context, fqdn string) {
 		response, err := t.tryOneName(ctx, systemConfig, fqdn, message)
 		if err == nil {
-			var addresses []netip.Addr
+			addresses, _ := dns.MessageToAddresses(response)
-			addresses, err = dns.MessageToAddresses(response)
+			if len(addresses) == 0 {
-			if err == nil && len(addresses) == 0 {
 				err = E.New(fqdn, ": empty result")
 			}
 		}

dns/transport/local/resolv.go

@@ -1,7 +1,6 @@
 package local
 
 import (
-	"context"
 	"os"
 	"runtime"
 	"strings"
@@ -24,21 +23,19 @@ type resolverConfig struct {
 
 var resolvConf resolverConfig
 
-func getSystemDNSConfig(ctx context.Context) *dnsConfig {
+func getSystemDNSConfig() *dnsConfig {
-	resolvConf.tryUpdate(ctx, "/etc/resolv.conf")
+	resolvConf.tryUpdate("/etc/resolv.conf")
 	return resolvConf.dnsConfig.Load()
 }
 
-func (conf *resolverConfig) init(ctx context.Context) {
+func (conf *resolverConfig) init() {
-	conf.dnsConfig.Store(dnsReadConfig(ctx, "/etc/resolv.conf"))
+	conf.dnsConfig.Store(dnsReadConfig("/etc/resolv.conf"))
 	conf.lastChecked = time.Now()
 	conf.ch = make(chan struct{}, 1)
 }
 
-func (conf *resolverConfig) tryUpdate(ctx context.Context, name string) {
+func (conf *resolverConfig) tryUpdate(name string) {
-	conf.initOnce.Do(func() {
+	conf.initOnce.Do(conf.init)
-		conf.init(ctx)
-	})
 
 	if conf.dnsConfig.Load().noReload {
 		return
@@ -62,7 +59,7 @@ func (conf *resolverConfig) tryUpdate(ctx context.Context, name string) {
 			return
 		}
 	}
-	dnsConf := dnsReadConfig(ctx, name)
+	dnsConf := dnsReadConfig(name)
 	conf.dnsConfig.Store(dnsConf)
 }
 

dns/transport/local/resolv_darwin_cgo.go

@@ -11,7 +11,6 @@ package local
 import "C"
 
 import (
-	"context"
 	"time"
 
 	E "github.com/sagernet/sing/common/exceptions"
@@ -19,9 +18,8 @@ import (
 	"github.com/miekg/dns"
 )
 
-func dnsReadConfig(_ context.Context, _ string) *dnsConfig {
+func dnsReadConfig(_ string) *dnsConfig {
-	var state C.res_state
+	if C.res_init() != 0 {
-	if C.res_ninit(state) != 0 {
 		return &dnsConfig{
 			servers:  defaultNS,
 			search:   dnsDefaultSearch(),
@@ -34,10 +32,10 @@ func dnsReadConfig(_ context.Context, _ string) *dnsConfig {
 	conf := &dnsConfig{
 		ndots:    1,
 		timeout:  5 * time.Second,
-		attempts: int(state.retry),
+		attempts: int(C._res.retry),
 	}
-	for i := 0; i < int(state.nscount); i++ {
+	for i := 0; i < int(C._res.nscount); i++ {
-		ns := state.nsaddr_list[i]
+		ns := C._res.nsaddr_list[i]
 		addr := C.inet_ntoa(ns.sin_addr)
 		if addr == nil {
 			continue
@@ -45,7 +43,7 @@ func dnsReadConfig(_ context.Context, _ string) *dnsConfig {
 		conf.servers = append(conf.servers, C.GoString(addr))
 	}
 	for i := 0; ; i++ {
-		search := state.dnsrch[i]
+		search := C._res.dnsrch[i]
 		if search == nil {
 			break
 		}