Fix payload not return to pool

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -44,7 +44,12 @@ body:
     attributes:
       label: Version
       description: If you are using the original command line program, please provide the output of the `sing-box version` command.
-      render: shell
+      value: |-
+        <details>
+        ```console
+        # Replace this line with the output
+        ```
+        </details>
   - type: textarea
     attributes:
       label: Description
@@ -64,4 +69,9 @@ body:
         If you encounter a crash with the graphical client, please provide crash logs.
         For Apple platform clients, please check `Settings - View Service Log` for crash logs.
         For the Android client, please check the `/sdcard/Android/data/io.nekohasekai.sfa/files/stderr.log` file for crash logs.
-      render: shell
+      value: |-
+        <details>
+        ```console
+        # Replace this line with logs
+        ```
+        </details>

.github/ISSUE_TEMPLATE/bug_report_zh.yml

@@ -44,7 +44,12 @@ body:
     attributes:
       label: 版本
       description: 如果您使用原始命令行程序，请提供 `sing-box version` 命令的输出。
-      render: shell
+      value: |-
+        <details>
+        ```console
+        # 使用输出内容覆盖此行
+        ```
+        </details>
   - type: textarea
     attributes:
       label: 描述
@@ -64,18 +69,9 @@ body:
         如果您遭遇图形界面应用程序崩溃，请提供崩溃日志。
         对于 Apple 平台图形客户端程序，请检查 `Settings - View Service Log` 以导出崩溃日志。
         对于 Android 图形客户端程序，请检查 `/sdcard/Android/data/io.nekohasekai.sfa/files/stderr.log` 文件以导出崩溃日志。
-      render: shell
-  - type: checkboxes
-    attributes:
-      label: 完整性要求
-      description: 我保证我提供了完整的可以在本地重现该问题的服务器、客户端配置文件与流程，而不是一个脱敏的复杂客户端配置文件，否则该 issue 将被关闭。
-      options:
-        - label: 我保证
-          required: true
-  - type: checkboxes
-    attributes:
-      label: 负责性要求
-      description: 我保证我阅读了文档，了解所有我编写的配置文件项的含义，而不是大量堆砌看似有用的选项或默认值，否则该 issue 将被关闭。
-      options:
-        - label: 我保证
-          required: true
+      value: |-
+        <details>
+        ```console
+        # 使用日志内容覆盖此行
+        ```
+        </details>

.github/workflows/debug.yml

@@ -3,7 +3,6 @@ name: Debug build
 on:
   push:
     branches:
-      - stable-next
       - main-next
       - dev-next
     paths-ignore:
@@ -12,7 +11,6 @@ on:
       - '!.github/workflows/debug.yml'
   pull_request:
     branches:
-      - stable-next
       - main-next
       - dev-next
 
@@ -22,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
         with:
           fetch-depth: 0
       - name: Get latest go version
@@ -50,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
         with:
           fetch-depth: 0
       - name: Setup Go
@@ -70,7 +68,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
         with:
           fetch-depth: 0
       - name: Setup Go
@@ -201,7 +199,7 @@ jobs:
       TAGS: with_clash_api,with_quic
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
         with:
           fetch-depth: 0
       - name: Get latest go version

.github/workflows/docker.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Setup QEMU for Docker Buildx
@@ -39,8 +39,6 @@ jobs:
         with:
           platforms: linux/386,linux/amd64,linux/arm64,linux/s390x
           target: dist
-          build-args: |
-            BUILDKIT_CONTEXT_KEEP_GIT_DIR=1
           tags: |
             ${{ steps.tag.outputs.latest }}
             ${{ steps.tag.outputs.versioned }}

.github/workflows/lint.yml

@@ -3,7 +3,6 @@ name: Lint
 on:
   push:
     branches:
-      - stable-next
       - main-next
       - dev-next
     paths-ignore:
@@ -12,7 +11,6 @@ on:
       - '!.github/workflows/lint.yml'
   pull_request:
     branches:
-      - stable-next
       - main-next
       - dev-next
 
@@ -22,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
         with:
           fetch-depth: 0
       - name: Get latest go version
@@ -36,6 +34,4 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
         with:
-          version: latest
-          args: --timeout=30m
-          install-mode: binary
+          version: latest

.gitignore

@@ -1,7 +1,6 @@
 /.idea/
 /vendor/
 /*.json
-/*.srs
 /*.db
 /site/
 /bin/

.goreleaser.yaml

@@ -16,15 +16,12 @@ builds:
       - with_quic
       - with_dhcp
       - with_wireguard
-      - with_ech
       - with_utls
       - with_reality_server
-      - with_acme
       - with_clash_api
     env:
       - CGO_ENABLED=0
     targets:
-      - linux_386
       - linux_amd64_v1
       - linux_amd64_v3
       - linux_arm64
@@ -38,36 +35,6 @@ builds:
       - darwin_amd64_v3
       - darwin_arm64
     mod_timestamp: '{{ .CommitTimestamp }}'
-  - id: legacy
-    main: ./cmd/sing-box
-    flags:
-      - -v
-      - -trimpath
-    asmflags:
-      - all=-trimpath={{.Env.GOPATH}}
-    gcflags:
-      - all=-trimpath={{.Env.GOPATH}}
-    ldflags:
-      - -X github.com/sagernet/sing-box/constant.Version={{ .Version }} -s -w -buildid=
-    tags:
-      - with_gvisor
-      - with_quic
-      - with_dhcp
-      - with_wireguard
-      - with_ech
-      - with_utls
-      - with_reality_server
-      - with_acme
-      - with_clash_api
-    env:
-      - CGO_ENABLED=0
-      - GOROOT=/nix/store/kg6i737jjqs923jcijnm003h68c1dghj-go-1.20.11/share/go
-    gobinary: /nix/store/kg6i737jjqs923jcijnm003h68c1dghj-go-1.20.11/bin/go
-    targets:
-      - windows_amd64_v1
-      - windows_386
-      - darwin_amd64_v1
-    mod_timestamp: '{{ .CommitTimestamp }}'
   - id: android
     main: ./cmd/sing-box
     flags:
@@ -84,10 +51,7 @@ builds:
       - with_quic
       - with_dhcp
       - with_wireguard
-      - with_ech
       - with_utls
-      - with_reality_server
-      - with_acme
       - with_clash_api
     env:
       - CGO_ENABLED=1
@@ -124,9 +88,6 @@ snapshot:
   name_template: "{{ .Version }}.{{ .ShortCommit }}"
 archives:
   - id: archive
-    builds:
-      - main
-      - android
     format: tar.gz
     format_overrides:
       - goos: windows
@@ -135,17 +96,6 @@ archives:
     files:
       - LICENSE
     name_template: '{{ .ProjectName }}-{{ .Version }}-{{ .Os }}-{{ .Arch }}{{ with .Arm }}v{{ . }}{{ end }}{{ with .Mips }}_{{ . }}{{ end }}{{ if not (eq .Amd64 "v1") }}{{ .Amd64 }}{{ end }}'
-  - id: archive-legacy
-    builds:
-      - legacy
-    format: tar.gz
-    format_overrides:
-      - goos: windows
-        format: zip
-    wrap_in_directory: true
-    files:
-      - LICENSE
-    name_template: '{{ .ProjectName }}-{{ .Version }}-{{ .Os }}-{{ .Arch }}-legacy'
 nfpms:
   - id: package
     package_name: sing-box
@@ -158,7 +108,6 @@ nfpms:
     formats:
       - deb
       - rpm
-      - archlinux
     priority: extra
     contents:
       - src: release/config/config.json

Dockerfile

@@ -1,27 +1,23 @@
-FROM --platform=$BUILDPLATFORM golang:1.21-alpine AS builder
+FROM golang:1.21-alpine AS builder
 LABEL maintainer="nekohasekai <contact-git@sekai.icu>"
 COPY . /go/src/github.com/sagernet/sing-box
 WORKDIR /go/src/github.com/sagernet/sing-box
-ARG TARGETOS TARGETARCH
 ARG GOPROXY=""
 ENV GOPROXY ${GOPROXY}
 ENV CGO_ENABLED=0
-ENV GOOS=$TARGETOS
-ENV GOARCH=$TARGETARCH
 RUN set -ex \
     && apk add git build-base \
     && export COMMIT=$(git rev-parse --short HEAD) \
     && export VERSION=$(go run ./cmd/internal/read_tag) \
-    && go build -v -trimpath -tags \
-        "with_gvisor,with_quic,with_dhcp,with_wireguard,with_ech,with_utls,with_reality_server,with_acme,with_clash_api" \
+    && go build -v -trimpath -tags with_gvisor,with_quic,with_dhcp,with_wireguard,with_utls,with_reality_server,with_clash_api,with_acme \
         -o /go/bin/sing-box \
         -ldflags "-X \"github.com/sagernet/sing-box/constant.Version=$VERSION\" -s -w -buildid=" \
         ./cmd/sing-box
-FROM --platform=$TARGETPLATFORM alpine AS dist
+FROM alpine AS dist
 LABEL maintainer="nekohasekai <contact-git@sekai.icu>"
 RUN set -ex \
     && apk upgrade \
     && apk add bash tzdata ca-certificates \
     && rm -rf /var/cache/apk/*
 COPY --from=builder /go/bin/sing-box /usr/local/bin/sing-box
-ENTRYPOINT ["sing-box"]
+ENTRYPOINT ["sing-box"]

Makefile

@@ -1,9 +1,9 @@
 NAME = sing-box
 COMMIT = $(shell git rev-parse --short HEAD)
-TAGS_GO118 = with_gvisor,with_dhcp,with_wireguard,with_reality_server,with_clash_api
-TAGS_GO120 = with_quic,with_ech,with_utls
+TAGS_GO118 = with_gvisor,with_dhcp,with_wireguard,with_utls,with_reality_server,with_clash_api
+TAGS_GO120 = with_quic
 TAGS ?= $(TAGS_GO118),$(TAGS_GO120)
-TAGS_TEST ?= with_gvisor,with_quic,with_wireguard,with_grpc,with_ech,with_utls,with_reality_server
+TAGS_TEST ?= with_gvisor,with_quic,with_wireguard,with_grpc,with_ech,with_utls,with_reality_server,with_shadowsocksr
 
 GOHOSTOS = $(shell go env GOHOSTOS)
 GOHOSTARCH = $(shell go env GOHOSTARCH)
@@ -14,7 +14,7 @@ MAIN_PARAMS = $(PARAMS) -tags $(TAGS)
 MAIN = ./cmd/sing-box
 PREFIX ?= $(shell go env GOPATH)
 
-.PHONY: test release docs
+.PHONY: test release
 
 build:
 	go build $(MAIN_PARAMS) $(MAIN)
@@ -28,7 +28,7 @@ ci_build:
 	go build $(MAIN_PARAMS) $(MAIN)
 
 install:
-	go build -o $(PREFIX)/bin/$(NAME) $(MAIN_PARAMS) $(MAIN)
+	go build -o $(PREFIX)/bin/$(NAME) $(PARAMS) $(MAIN)
 
 fmt:
 	@gofumpt -l -w .
@@ -61,9 +61,9 @@ proto_install:
 release:
 	go run ./cmd/internal/build goreleaser release --clean --skip-publish || exit 1
 	mkdir dist/release
-	mv dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/*.pkg.tar.zst dist/release
+	mv dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/release
 	ghr --replace --draft --prerelease -p 3 "v${VERSION}" dist/release
-	rm -r dist/release
+	rm -r dist
 
 release_install:
 	go install -v github.com/goreleaser/goreleaser@latest
@@ -73,21 +73,18 @@ update_android_version:
 	go run ./cmd/internal/update_android_version
 
 build_android:
-	cd ../sing-box-for-android && ./gradlew :app:assemblePlayRelease && ./gradlew --stop
+	cd ../sing-box-for-android && ./gradlew :app:assembleRelease && ./gradlew --stop
 
 upload_android:
 	mkdir -p dist/release_android
-	cp ../sing-box-for-android/app/build/outputs/apk/play/release/*.apk dist/release_android
+	cp ../sing-box-for-android/app/build/outputs/apk/release/*.apk dist/release_android
 	ghr --replace --draft --prerelease -p 3 "v${VERSION}" dist/release_android
 	rm -rf dist/release_android
 
 release_android: lib_android update_android_version build_android upload_android
 
 publish_android:
-	cd ../sing-box-for-android && ./gradlew :app:publishPlayReleaseBundle
-
-publish_android_appcenter:
-	cd ../sing-box-for-android && ./gradlew :app:appCenterAssembleAndUploadPlayRelease
+	cd ../sing-box-for-android && ./gradlew :app:appCenterAssembleAndUploadRelease && ./gradlew --stop
 
 build_ios:
 	cd ../sing-box-for-apple && \
@@ -96,7 +93,7 @@ build_ios:
 
 upload_ios_app_store:
 	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath build/SFI.xcarchive -exportOptionsPlist SFI/Upload.plist -allowProvisioningUpdates
+	xcodebuild -exportArchive -archivePath build/SFI.xcarchive -exportOptionsPlist SFI/Upload.plist
 
 release_ios: build_ios upload_ios_app_store
 
@@ -107,7 +104,7 @@ build_macos:
 
 upload_macos_app_store:
 	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath build/SFM.xcarchive -exportOptionsPlist SFI/Upload.plist  -allowProvisioningUpdates
+	xcodebuild -exportArchive -archivePath build/SFM.xcarchive -exportOptionsPlist SFI/Upload.plist
 
 release_macos: build_macos upload_macos_app_store
 
@@ -118,7 +115,7 @@ build_macos_independent:
 
 notarize_macos_independent:
 	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath "build/SFM.System.xcarchive" -exportOptionsPlist SFM.System/Upload.plist  -allowProvisioningUpdates
+	xcodebuild -exportArchive -archivePath "build/SFM.System.xcarchive" -exportOptionsPlist SFM.System/Upload.plist
 
 wait_notarize_macos_independent:
 	sleep 60
@@ -144,7 +141,7 @@ build_tvos:
 
 upload_tvos_app_store:
 	cd ../sing-box-for-apple && \
-	xcodebuild -exportArchive -archivePath "build/SFT.xcarchive" -exportOptionsPlist SFI/Upload.plist  -allowProvisioningUpdates
+	xcodebuild -exportArchive -archivePath "build/SFT.xcarchive" -exportOptionsPlist SFI/Upload.plist
 
 release_tvos: build_tvos upload_tvos_app_store
 
@@ -152,8 +149,10 @@ update_apple_version:
 	go run ./cmd/internal/update_apple_version
 
 release_apple: lib_ios update_apple_version release_ios release_macos release_tvos release_macos_independent
+	rm -rf dist
 
 release_apple_beta: update_apple_version release_ios release_macos release_tvos
+	rm -rf dist
 
 test:
 	@go test -v ./... && \
@@ -178,17 +177,10 @@ lib:
 	go run ./cmd/internal/build_libbox -target ios
 
 lib_install:
-	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.1.1
-	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.1.1
+	go get -v -d
+	go install -v github.com/sagernet/gomobile/cmd/gomobile@v0.0.0-20230915142329-c6740b6d2950
+	go install -v github.com/sagernet/gomobile/cmd/gobind@v0.0.0-20230915142329-c6740b6d2950
 
-docs:
-	mkdocs serve
-
-publish_docs:
-	mkdocs gh-deploy -m "Update" --force --ignore-version --no-history
-
-docs_install:
-	pip install --force-reinstall mkdocs-material=="9.*" mkdocs-static-i18n=="1.2.*"
 clean:
 	rm -rf bin dist sing-box
 	rm -f $(shell go env GOPATH)/sing-box

adapter/conn_router.go

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

adapter/experimental.go

@@ -1,16 +1,11 @@
 package adapter
 
 import (
-	"bytes"
 	"context"
-	"encoding/binary"
-	"io"
 	"net"
-	"time"
 
 	"github.com/sagernet/sing-box/common/urltest"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/rw"
 )
 
 type ClashServer interface {
@@ -18,83 +13,22 @@ type ClashServer interface {
 	PreStarter
 	Mode() string
 	ModeList() []string
+	StoreSelected() bool
+	StoreFakeIP() bool
+	CacheFile() ClashCacheFile
 	HistoryStorage() *urltest.HistoryStorage
 	RoutedConnection(ctx context.Context, conn net.Conn, metadata InboundContext, matchedRule Rule) (net.Conn, Tracker)
 	RoutedPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext, matchedRule Rule) (N.PacketConn, Tracker)
 }
 
-type CacheFile interface {
-	Service
-	PreStarter
-
-	StoreFakeIP() bool
-	FakeIPStorage
-
+type ClashCacheFile interface {
 	LoadMode() string
 	StoreMode(mode string) error
 	LoadSelected(group string) string
 	StoreSelected(group string, selected string) error
 	LoadGroupExpand(group string) (isExpand bool, loaded bool)
 	StoreGroupExpand(group string, expand bool) error
-	LoadRuleSet(tag string) *SavedRuleSet
-	SaveRuleSet(tag string, set *SavedRuleSet) error
-}
-
-type SavedRuleSet struct {
-	Content     []byte
-	LastUpdated time.Time
-	LastEtag    string
-}
-
-func (s *SavedRuleSet) MarshalBinary() ([]byte, error) {
-	var buffer bytes.Buffer
-	err := binary.Write(&buffer, binary.BigEndian, uint8(1))
-	if err != nil {
-		return nil, err
-	}
-	err = rw.WriteUVariant(&buffer, uint64(len(s.Content)))
-	if err != nil {
-		return nil, err
-	}
-	buffer.Write(s.Content)
-	err = binary.Write(&buffer, binary.BigEndian, s.LastUpdated.Unix())
-	if err != nil {
-		return nil, err
-	}
-	err = rw.WriteVString(&buffer, s.LastEtag)
-	if err != nil {
-		return nil, err
-	}
-	return buffer.Bytes(), nil
-}
-
-func (s *SavedRuleSet) UnmarshalBinary(data []byte) error {
-	reader := bytes.NewReader(data)
-	var version uint8
-	err := binary.Read(reader, binary.BigEndian, &version)
-	if err != nil {
-		return err
-	}
-	contentLen, err := rw.ReadUVariant(reader)
-	if err != nil {
-		return err
-	}
-	s.Content = make([]byte, contentLen)
-	_, err = io.ReadFull(reader, s.Content)
-	if err != nil {
-		return err
-	}
-	var lastUpdated int64
-	err = binary.Read(reader, binary.BigEndian, &lastUpdated)
-	if err != nil {
-		return err
-	}
-	s.LastUpdated = time.Unix(lastUpdated, 0)
-	s.LastEtag, err = rw.ReadVString(reader)
-	if err != nil {
-		return err
-	}
-	return nil
+	FakeIPStorage
 }
 
 type Tracker interface {
@@ -109,7 +43,7 @@ type OutboundGroup interface {
 
 type URLTestGroup interface {
 	OutboundGroup
-	URLTest(ctx context.Context) (map[string]uint16, error)
+	URLTest(ctx context.Context, url string) (map[string]uint16, error)
 }
 
 func OutboundTag(detour Outbound) string {

adapter/inbound.go

@@ -46,24 +46,11 @@ type InboundContext struct {
 	SourceGeoIPCode      string
 	GeoIPCode            string
 	ProcessInfo          *process.Info
-	QueryType            uint16
 	FakeIP               bool
 
-	// rule cache
+	// dns cache
 
-	IPCIDRMatchSource       bool
-	SourceAddressMatch      bool
-	SourcePortMatch         bool
-	DestinationAddressMatch bool
-	DestinationPortMatch    bool
-}
-
-func (c *InboundContext) ResetRuleCache() {
-	c.IPCIDRMatchSource = false
-	c.SourceAddressMatch = false
-	c.SourcePortMatch = false
-	c.DestinationAddressMatch = false
-	c.DestinationPortMatch = false
+	QueryType uint16
 }
 
 type inboundContextKey struct{}
@@ -88,11 +75,3 @@ func AppendContext(ctx context.Context) (context.Context, *InboundContext) {
 	metadata = new(InboundContext)
 	return WithContext(ctx, metadata), metadata
 }
-
-func ExtendContext(ctx context.Context) (context.Context, *InboundContext) {
-	var newMetadata InboundContext
-	if metadata := ContextFrom(ctx); metadata != nil {
-		newMetadata = *metadata
-	}
-	return WithContext(ctx, &newMetadata), &newMetadata
-}

adapter/router.go

@@ -2,7 +2,7 @@ package adapter
 
 import (
 	"context"
-	"net/http"
+	"net"
 	"net/netip"
 
 	"github.com/sagernet/sing-box/common/geoip"
@@ -10,28 +10,25 @@ import (
 	"github.com/sagernet/sing-tun"
 	"github.com/sagernet/sing/common/control"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/service"
 
 	mdns "github.com/miekg/dns"
 )
 
 type Router interface {
 	Service
-	PostStarter
 
 	Outbounds() []Outbound
 	Outbound(tag string) (Outbound, bool)
-	DefaultOutbound(network string) (Outbound, error)
+	DefaultOutbound(network string) Outbound
 
 	FakeIPStore() FakeIPStore
 
-	ConnectionRouter
+	RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
+	RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
 
 	GeoIPReader() *geoip.Reader
 	LoadGeosite(code string) (Rule, error)
 
-	RuleSet(tag string) (RuleSet, bool)
-
 	Exchange(ctx context.Context, message *mdns.Msg) (*mdns.Msg, error)
 	Lookup(ctx context.Context, domain string, strategy dns.DomainStrategy) ([]netip.Addr, error)
 	LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error)
@@ -46,9 +43,10 @@ type Router interface {
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager
-	WIFIState() WIFIState
 	Rules() []Rule
 
+	TimeService
+
 	ClashServer() ClashServer
 	SetClashServer(server ClashServer)
 
@@ -58,23 +56,25 @@ type Router interface {
 	ResetNetwork() error
 }
 
+type routerContextKey struct{}
+
 func ContextWithRouter(ctx context.Context, router Router) context.Context {
-	return service.ContextWith(ctx, router)
+	return context.WithValue(ctx, (*routerContextKey)(nil), router)
 }
 
 func RouterFromContext(ctx context.Context) Router {
-	return service.FromContext[Router](ctx)
-}
-
-type HeadlessRule interface {
-	Match(metadata *InboundContext) bool
+	metadata := ctx.Value((*routerContextKey)(nil))
+	if metadata == nil {
+		return nil
+	}
+	return metadata.(Router)
 }
 
 type Rule interface {
-	HeadlessRule
 	Service
 	Type() string
 	UpdateGeosite() error
+	Match(metadata *InboundContext) bool
 	Outbound() string
 	String() string
 }
@@ -85,29 +85,6 @@ type DNSRule interface {
 	RewriteTTL() *uint32
 }
 
-type RuleSet interface {
-	StartContext(ctx context.Context, startContext RuleSetStartContext) error
-	PostStart() error
-	Metadata() RuleSetMetadata
-	Close() error
-	HeadlessRule
-}
-
-type RuleSetMetadata struct {
-	ContainsProcessRule bool
-	ContainsWIFIRule    bool
-}
-
-type RuleSetStartContext interface {
-	HTTPClient(detour string, dialer N.Dialer) *http.Client
-	Close()
-}
-
 type InterfaceUpdateListener interface {
 	InterfaceUpdated()
 }
-
-type WIFIState struct {
-	SSID  string
-	BSSID string
-}

adapter/v2ray.go

@@ -5,6 +5,7 @@ import (
 	"net"
 
 	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
 
@@ -18,6 +19,7 @@ type V2RayServerTransport interface {
 type V2RayServerTransportHandler interface {
 	N.TCPConnectionHandler
 	E.Handler
+	FallbackConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error
 }
 
 type V2RayClientTransport interface {

box.go

@@ -9,10 +9,7 @@ import (
 	"time"
 
 	"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/experimental"
-	"github.com/sagernet/sing-box/experimental/cachefile"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/inbound"
 	"github.com/sagernet/sing-box/log"
@@ -22,7 +19,6 @@ import (
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
-	"github.com/sagernet/sing/service"
 	"github.com/sagernet/sing/service/pause"
 )
 
@@ -35,8 +31,7 @@ type Box struct {
 	outbounds    []adapter.Outbound
 	logFactory   log.Factory
 	logger       log.ContextLogger
-	preServices1 map[string]adapter.Service
-	preServices2 map[string]adapter.Service
+	preServices  map[string]adapter.Service
 	postServices map[string]adapter.Service
 	done         chan struct{}
 }
@@ -45,26 +40,20 @@ type Options struct {
 	option.Options
 	Context           context.Context
 	PlatformInterface platform.Interface
-	PlatformLogWriter log.PlatformWriter
 }
 
 func New(options Options) (*Box, error) {
-	createdAt := time.Now()
 	ctx := options.Context
 	if ctx == nil {
 		ctx = context.Background()
 	}
-	ctx = service.ContextWithDefaultRegistry(ctx)
 	ctx = pause.ContextWithDefaultManager(ctx)
+	createdAt := time.Now()
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
 	applyDebugOptions(common.PtrValueOrDefault(experimentalOptions.Debug))
-	var needCacheFile bool
 	var needClashAPI bool
 	var needV2RayAPI bool
-	if experimentalOptions.CacheFile != nil && experimentalOptions.CacheFile.Enabled || options.PlatformLogWriter != nil {
-		needCacheFile = true
-	}
-	if experimentalOptions.ClashAPI != nil || options.PlatformLogWriter != nil {
+	if experimentalOptions.ClashAPI != nil || options.PlatformInterface != nil {
 		needClashAPI = true
 	}
 	if experimentalOptions.V2RayAPI != nil && experimentalOptions.V2RayAPI.Listen != "" {
@@ -80,7 +69,7 @@ func New(options Options) (*Box, error) {
 		Observable:     needClashAPI,
 		DefaultWriter:  defaultLogWriter,
 		BaseTime:       createdAt,
-		PlatformWriter: options.PlatformLogWriter,
+		PlatformWriter: options.PlatformInterface,
 	})
 	if err != nil {
 		return nil, E.Cause(err, "create log factory")
@@ -153,14 +142,8 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "initialize platform interface")
 		}
 	}
-	preServices1 := make(map[string]adapter.Service)
-	preServices2 := make(map[string]adapter.Service)
+	preServices := make(map[string]adapter.Service)
 	postServices := make(map[string]adapter.Service)
-	if needCacheFile {
-		cacheFile := cachefile.New(ctx, common.PtrValueOrDefault(experimentalOptions.CacheFile))
-		preServices1["cache file"] = cacheFile
-		service.MustRegister[adapter.CacheFile](ctx, cacheFile)
-	}
 	if needClashAPI {
 		clashAPIOptions := common.PtrValueOrDefault(experimentalOptions.ClashAPI)
 		clashAPIOptions.ModeList = experimental.CalculateClashModeList(options.Options)
@@ -169,7 +152,7 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "create clash api server")
 		}
 		router.SetClashServer(clashServer)
-		preServices2["clash api"] = clashServer
+		preServices["clash api"] = clashServer
 	}
 	if needV2RayAPI {
 		v2rayServer, err := experimental.NewV2RayServer(logFactory.NewLogger("v2ray-api"), common.PtrValueOrDefault(experimentalOptions.V2RayAPI))
@@ -177,7 +160,7 @@ func New(options Options) (*Box, error) {
 			return nil, E.Cause(err, "create v2ray api server")
 		}
 		router.SetV2RayServer(v2rayServer)
-		preServices2["v2ray api"] = v2rayServer
+		preServices["v2ray api"] = v2rayServer
 	}
 	return &Box{
 		router:       router,
@@ -186,8 +169,7 @@ func New(options Options) (*Box, error) {
 		createdAt:    createdAt,
 		logFactory:   logFactory,
 		logger:       logFactory.Logger(),
-		preServices1: preServices1,
-		preServices2: preServices2,
+		preServices:  preServices,
 		postServices: postServices,
 		done:         make(chan struct{}),
 	}, nil
@@ -232,34 +214,16 @@ func (s *Box) Start() error {
 }
 
 func (s *Box) preStart() error {
-	monitor := taskmonitor.New(s.logger, C.DefaultStartTimeout)
-	monitor.Start("start logger")
-	err := s.logFactory.Start()
-	monitor.Finish()
-	if err != nil {
-		return E.Cause(err, "start logger")
-	}
-	for serviceName, service := range s.preServices1 {
+	for serviceName, service := range s.preServices {
 		if preService, isPreService := service.(adapter.PreStarter); isPreService {
-			monitor.Start("pre-start ", serviceName)
+			s.logger.Trace("pre-start ", serviceName)
 			err := preService.PreStart()
-			monitor.Finish()
 			if err != nil {
-				return E.Cause(err, "pre-start ", serviceName)
+				return E.Cause(err, "pre-starting ", serviceName)
 			}
 		}
 	}
-	for serviceName, service := range s.preServices2 {
-		if preService, isPreService := service.(adapter.PreStarter); isPreService {
-			monitor.Start("pre-start ", serviceName)
-			err := preService.PreStart()
-			monitor.Finish()
-			if err != nil {
-				return E.Cause(err, "pre-start ", serviceName)
-			}
-		}
-	}
-	err = s.startOutbounds()
+	err := s.startOutbounds()
 	if err != nil {
 		return err
 	}
@@ -271,13 +235,8 @@ func (s *Box) start() error {
 	if err != nil {
 		return err
 	}
-	for serviceName, service := range s.preServices1 {
-		err = service.Start()
-		if err != nil {
-			return E.Cause(err, "start ", serviceName)
-		}
-	}
-	for serviceName, service := range s.preServices2 {
+	for serviceName, service := range s.preServices {
+		s.logger.Trace("starting ", serviceName)
 		err = service.Start()
 		if err != nil {
 			return E.Cause(err, "start ", serviceName)
@@ -290,34 +249,33 @@ func (s *Box) start() error {
 		} else {
 			tag = in.Tag()
 		}
+		s.logger.Trace("initializing inbound/", in.Type(), "[", tag, "]")
 		err = in.Start()
 		if err != nil {
 			return E.Cause(err, "initialize inbound/", in.Type(), "[", tag, "]")
 		}
 	}
-	return s.postStart()
+	return nil
 }
 
 func (s *Box) postStart() error {
 	for serviceName, service := range s.postServices {
+		s.logger.Trace("starting ", service)
 		err := service.Start()
 		if err != nil {
 			return E.Cause(err, "start ", serviceName)
 		}
 	}
-	for _, outbound := range s.outbounds {
-		if lateOutbound, isLateOutbound := outbound.(adapter.PostStarter); isLateOutbound {
-			err := lateOutbound.PostStart()
+	for serviceName, service := range s.outbounds {
+		if lateService, isLateService := service.(adapter.PostStarter); isLateService {
+			s.logger.Trace("post-starting ", service)
+			err := lateService.PostStart()
 			if err != nil {
-				return E.Cause(err, "post-start outbound/", outbound.Tag())
+				return E.Cause(err, "post-start ", serviceName)
 			}
 		}
 	}
-	err := s.router.PostStart()
-	if err != nil {
-		return E.Cause(err, "post-start router")
-	}
-	return s.router.PostStart()
+	return nil
 }
 
 func (s *Box) Close() error {
@@ -327,53 +285,41 @@ func (s *Box) Close() error {
 	default:
 		close(s.done)
 	}
-	monitor := taskmonitor.New(s.logger, C.DefaultStopTimeout)
 	var errors error
 	for serviceName, service := range s.postServices {
-		monitor.Start("close ", serviceName)
+		s.logger.Trace("closing ", serviceName)
 		errors = E.Append(errors, service.Close(), func(err error) error {
 			return E.Cause(err, "close ", serviceName)
 		})
-		monitor.Finish()
 	}
 	for i, in := range s.inbounds {
-		monitor.Start("close inbound/", in.Type(), "[", i, "]")
+		s.logger.Trace("closing inbound/", in.Type(), "[", i, "]")
 		errors = E.Append(errors, in.Close(), func(err error) error {
 			return E.Cause(err, "close inbound/", in.Type(), "[", i, "]")
 		})
-		monitor.Finish()
 	}
 	for i, out := range s.outbounds {
-		monitor.Start("close outbound/", out.Type(), "[", i, "]")
+		s.logger.Trace("closing outbound/", out.Type(), "[", i, "]")
 		errors = E.Append(errors, common.Close(out), func(err error) error {
 			return E.Cause(err, "close outbound/", out.Type(), "[", i, "]")
 		})
-		monitor.Finish()
 	}
-	monitor.Start("close router")
+	s.logger.Trace("closing router")
 	if err := common.Close(s.router); err != nil {
 		errors = E.Append(errors, err, func(err error) error {
 			return E.Cause(err, "close router")
 		})
 	}
-	monitor.Finish()
-	for serviceName, service := range s.preServices1 {
-		monitor.Start("close ", serviceName)
+	for serviceName, service := range s.preServices {
+		s.logger.Trace("closing ", serviceName)
 		errors = E.Append(errors, service.Close(), func(err error) error {
 			return E.Cause(err, "close ", serviceName)
 		})
-		monitor.Finish()
-	}
-	for serviceName, service := range s.preServices2 {
-		monitor.Start("close ", serviceName)
-		errors = E.Append(errors, service.Close(), func(err error) error {
-			return E.Cause(err, "close ", serviceName)
-		})
-		monitor.Finish()
 	}
+	s.logger.Trace("closing log factory")
 	if err := common.Close(s.logFactory); err != nil {
 		errors = E.Append(errors, err, func(err error) error {
-			return E.Cause(err, "close logger")
+			return E.Cause(err, "close log factory")
 		})
 	}
 	return errors

box_outbound.go

@@ -4,15 +4,12 @@ import (
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/taskmonitor"
-	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
 )
 
 func (s *Box) startOutbounds() error {
-	monitor := taskmonitor.New(s.logger, C.DefaultStartTimeout)
 	outboundTags := make(map[adapter.Outbound]string)
 	outbounds := make(map[string]adapter.Outbound)
 	for i, outboundToStart := range s.outbounds {
@@ -46,9 +43,8 @@ func (s *Box) startOutbounds() error {
 			started[outboundTag] = true
 			canContinue = true
 			if starter, isStarter := outboundToStart.(common.Starter); isStarter {
-				monitor.Start("initialize outbound/", outboundToStart.Type(), "[", outboundTag, "]")
+				s.logger.Trace("initializing outbound/", outboundToStart.Type(), "[", outboundTag, "]")
 				err := starter.Start()
-				monitor.Finish()
 				if err != nil {
 					return E.Cause(err, "initialize outbound/", outboundToStart.Type(), "[", outboundTag, "]")
 				}
@@ -73,7 +69,7 @@ func (s *Box) startOutbounds() error {
 			}
 			problemOutbound := outbounds[problemOutboundTag]
 			if problemOutbound == nil {
-				return E.New("dependency[", problemOutboundTag, "] not found for outbound[", outboundTags[oCurrent], "]")
+				return E.New("dependency[", problemOutbound, "] not found for outbound[", outboundTags[oCurrent], "]")
 			}
 			return lintOutbound(append(oTree, problemOutboundTag), problemOutbound)
 		}

cmd/internal/build/main.go

@@ -12,7 +12,7 @@ import (
 func main() {
 	build_shared.FindSDK()
 
-	if os.Getenv("GOPATH") == "" {
+	if os.Getenv("build.Default.GOPATH") == "" {
 		os.Setenv("GOPATH", build.Default.GOPATH)
 	}
 

cmd/internal/build_libbox/main.go

@@ -7,7 +7,7 @@ import (
 	"path/filepath"
 	"strings"
 
-	_ "github.com/sagernet/gomobile"
+	_ "github.com/sagernet/gomobile/event/key"
 	"github.com/sagernet/sing-box/cmd/internal/build_shared"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing/common/rw"
@@ -54,7 +54,7 @@ func init() {
 	sharedFlags = append(sharedFlags, "-X github.com/sagernet/sing-box/constant.Version="+currentTag+" -s -w -buildid=")
 	debugFlags = append(debugFlags, "-X github.com/sagernet/sing-box/constant.Version="+currentTag)
 
-	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_ech", "with_utls", "with_clash_api")
+	sharedTags = append(sharedTags, "with_gvisor", "with_quic", "with_wireguard", "with_utls", "with_clash_api")
 	iosTags = append(iosTags, "with_dhcp", "with_low_memory", "with_conntrack")
 	debugTags = append(debugTags, "debug")
 }

cmd/internal/build_shared/tag.go

@@ -17,6 +17,9 @@ func ReadTag() (string, error) {
 	}
 	shortCommit, _ := shell.Exec("git", "rev-parse", "--short", "HEAD").ReadOutput()
 	version := badversion.Parse(currentTagRev[1:])
+	if version.PreReleaseIdentifier == "" {
+		version.Patch++
+	}
 	return version.String() + "-" + shortCommit, nil
 }
 

cmd/internal/update_apple_version/main.go

@@ -29,17 +29,11 @@ func main() {
 	newContent, updated0 := findAndReplace(objectsMap, projectContent, []string{"io.nekohasekai.sfa"}, newVersion.VersionString())
 	newContent, updated1 := findAndReplace(objectsMap, newContent, []string{"io.nekohasekai.sfa.independent", "io.nekohasekai.sfa.system"}, newVersion.String())
 	if updated0 || updated1 {
-		log.Info("updated version to ", newVersion.VersionString(), " (", newVersion.String(), ")")
-	}
-	var updated2 bool
-	if macProjectVersion := os.Getenv("MACOS_PROJECT_VERSION"); macProjectVersion != "" {
-		newContent, updated2 = findAndReplaceProjectVersion(objectsMap, newContent, []string{"SFM"}, macProjectVersion)
-		if updated2 {
-			log.Info("updated macos project version to ", macProjectVersion)
-		}
-	}
-	if updated0 || updated1 || updated2 {
+		log.Info("updated version to ", newVersion.VersionString())
+		common.Must(os.WriteFile("sing-box.xcodeproj/project.pbxproj.bak", []byte(projectContent), 0o644))
 		common.Must(os.WriteFile("sing-box.xcodeproj/project.pbxproj", []byte(newContent), 0o644))
+	} else {
+		log.Info("version not changed")
 	}
 }
 
@@ -67,30 +61,6 @@ func findAndReplace(objectsMap map[string]any, projectContent string, bundleIDLi
 	return projectContent, updated
 }
 
-func findAndReplaceProjectVersion(objectsMap map[string]any, projectContent string, directoryList []string, newVersion string) (string, bool) {
-	objectKeyList := findObjectKeyByDirectory(objectsMap, directoryList)
-	var updated bool
-	for _, objectKey := range objectKeyList {
-		matchRegexp := common.Must1(regexp.Compile(objectKey + ".*= \\{"))
-		indexes := matchRegexp.FindStringIndex(projectContent)
-		if len(indexes) < 2 {
-			println(projectContent)
-			log.Fatal("failed to find object key ", objectKey, ": ", strings.Index(projectContent, objectKey))
-		}
-		indexStart := indexes[1]
-		indexEnd := indexStart + strings.Index(projectContent[indexStart:], "}")
-		versionStart := indexStart + strings.Index(projectContent[indexStart:indexEnd], "CURRENT_PROJECT_VERSION = ") + 26
-		versionEnd := versionStart + strings.Index(projectContent[versionStart:indexEnd], ";")
-		version := projectContent[versionStart:versionEnd]
-		if version == newVersion {
-			continue
-		}
-		updated = true
-		projectContent = projectContent[:versionStart] + newVersion + projectContent[versionEnd:]
-	}
-	return projectContent, updated
-}
-
 func findObjectKey(objectsMap map[string]any, bundleIDList []string) []string {
 	var objectKeyList []string
 	for objectKey, object := range objectsMap {
@@ -108,24 +78,3 @@ func findObjectKey(objectsMap map[string]any, bundleIDList []string) []string {
 	}
 	return objectKeyList
 }
-
-func findObjectKeyByDirectory(objectsMap map[string]any, directoryList []string) []string {
-	var objectKeyList []string
-	for objectKey, object := range objectsMap {
-		buildSettings := object.(map[string]any)["buildSettings"]
-		if buildSettings == nil {
-			continue
-		}
-		infoPListFile := buildSettings.(map[string]any)["INFOPLIST_FILE"]
-		if infoPListFile == nil {
-			continue
-		}
-		for _, searchDirectory := range directoryList {
-			if strings.HasPrefix(infoPListFile.(string), searchDirectory+"/") {
-				objectKeyList = append(objectKeyList, objectKey)
-			}
-		}
-
-	}
-	return objectKeyList
-}

cmd/sing-box/cmd_format.go

@@ -5,10 +5,10 @@ import (
 	"os"
 	"path/filepath"
 
+	"github.com/sagernet/sing-box/common/json"
 	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/json"
-	"github.com/sagernet/sing/common/json/badjson"
 
 	"github.com/spf13/cobra"
 )
@@ -38,10 +38,6 @@ func format() error {
 		return err
 	}
 	for _, optionsEntry := range optionsList {
-		optionsEntry.options, err = badjson.Omitempty(optionsEntry.options)
-		if err != nil {
-			return err
-		}
 		buffer := new(bytes.Buffer)
 		encoder := json.NewEncoder(buffer)
 		encoder.SetIndent("", "  ")
@@ -73,3 +69,41 @@ func format() error {
 	}
 	return nil
 }
+
+func formatOne(configPath string) error {
+	configContent, err := os.ReadFile(configPath)
+	if err != nil {
+		return E.Cause(err, "read config")
+	}
+	var options option.Options
+	err = options.UnmarshalJSON(configContent)
+	if err != nil {
+		return E.Cause(err, "decode config")
+	}
+	buffer := new(bytes.Buffer)
+	encoder := json.NewEncoder(buffer)
+	encoder.SetIndent("", "  ")
+	err = encoder.Encode(options)
+	if err != nil {
+		return E.Cause(err, "encode config")
+	}
+	if !commandFormatFlagWrite {
+		os.Stdout.WriteString(buffer.String() + "\n")
+		return nil
+	}
+	if bytes.Equal(configContent, buffer.Bytes()) {
+		return nil
+	}
+	output, err := os.Create(configPath)
+	if err != nil {
+		return E.Cause(err, "open output")
+	}
+	_, err = output.Write(buffer.Bytes())
+	output.Close()
+	if err != nil {
+		return E.Cause(err, "write output")
+	}
+	outputPath, _ := filepath.Abs(configPath)
+	os.Stderr.WriteString(outputPath + "\n")
+	return nil
+}

cmd/sing-box/cmd_generate.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/gofrs/uuid/v5"
 	"github.com/spf13/cobra"
+	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
 )
 
 var commandGenerate = &cobra.Command{
@@ -21,7 +22,8 @@ var commandGenerate = &cobra.Command{
 func init() {
 	commandGenerate.AddCommand(commandGenerateUUID)
 	commandGenerate.AddCommand(commandGenerateRandom)
-
+	commandGenerate.AddCommand(commandGenerateWireGuardKeyPair)
+	commandGenerate.AddCommand(commandGenerateRealityKeyPair)
 	mainCommand.AddCommand(commandGenerate)
 }
 
@@ -90,3 +92,48 @@ func generateUUID() error {
 	_, err = os.Stdout.WriteString(newUUID.String() + "\n")
 	return err
 }
+
+var commandGenerateWireGuardKeyPair = &cobra.Command{
+	Use:   "wg-keypair",
+	Short: "Generate WireGuard key pair",
+	Args:  cobra.NoArgs,
+	Run: func(cmd *cobra.Command, args []string) {
+		err := generateWireGuardKey()
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func generateWireGuardKey() error {
+	privateKey, err := wgtypes.GeneratePrivateKey()
+	if err != nil {
+		return err
+	}
+	os.Stdout.WriteString("PrivateKey: " + privateKey.String() + "\n")
+	os.Stdout.WriteString("PublicKey: " + privateKey.PublicKey().String() + "\n")
+	return nil
+}
+
+var commandGenerateRealityKeyPair = &cobra.Command{
+	Use:   "reality-keypair",
+	Short: "Generate reality key pair",
+	Args:  cobra.NoArgs,
+	Run: func(cmd *cobra.Command, args []string) {
+		err := generateRealityKey()
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func generateRealityKey() error {
+	privateKey, err := wgtypes.GeneratePrivateKey()
+	if err != nil {
+		return err
+	}
+	publicKey := privateKey.PublicKey()
+	os.Stdout.WriteString("PrivateKey: " + base64.RawURLEncoding.EncodeToString(privateKey[:]) + "\n")
+	os.Stdout.WriteString("PublicKey: " + base64.RawURLEncoding.EncodeToString(publicKey[:]) + "\n")
+	return nil
+}

cmd/sing-box/cmd_generate_ech.go

@@ -1,39 +0,0 @@
-package main
-
-import (
-	"os"
-
-	"github.com/sagernet/sing-box/common/tls"
-	"github.com/sagernet/sing-box/log"
-
-	"github.com/spf13/cobra"
-)
-
-var pqSignatureSchemesEnabled bool
-
-var commandGenerateECHKeyPair = &cobra.Command{
-	Use:   "ech-keypair <plain_server_name>",
-	Short: "Generate TLS ECH key pair",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := generateECHKeyPair(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGenerateECHKeyPair.Flags().BoolVar(&pqSignatureSchemesEnabled, "pq-signature-schemes-enabled", false, "Enable PQ signature schemes")
-	commandGenerate.AddCommand(commandGenerateECHKeyPair)
-}
-
-func generateECHKeyPair(serverName string) error {
-	configPem, keyPem, err := tls.ECHKeygenDefault(serverName, pqSignatureSchemesEnabled)
-	if err != nil {
-		return err
-	}
-	os.Stdout.WriteString(configPem)
-	os.Stdout.WriteString(keyPem)
-	return nil
-}

cmd/sing-box/cmd_generate_tls.go

@@ -1,40 +0,0 @@
-package main
-
-import (
-	"os"
-	"time"
-
-	"github.com/sagernet/sing-box/common/tls"
-	"github.com/sagernet/sing-box/log"
-
-	"github.com/spf13/cobra"
-)
-
-var flagGenerateTLSKeyPairMonths int
-
-var commandGenerateTLSKeyPair = &cobra.Command{
-	Use:   "tls-keypair <server_name>",
-	Short: "Generate TLS self sign key pair",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := generateTLSKeyPair(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGenerateTLSKeyPair.Flags().IntVarP(&flagGenerateTLSKeyPairMonths, "months", "m", 1, "Valid months")
-	commandGenerate.AddCommand(commandGenerateTLSKeyPair)
-}
-
-func generateTLSKeyPair(serverName string) error {
-	privateKeyPem, publicKeyPem, err := tls.GenerateKeyPair(time.Now, serverName, time.Now().AddDate(0, flagGenerateTLSKeyPairMonths, 0))
-	if err != nil {
-		return err
-	}
-	os.Stdout.WriteString(string(privateKeyPem) + "\n")
-	os.Stdout.WriteString(string(publicKeyPem) + "\n")
-	return nil
-}

cmd/sing-box/cmd_generate_vapid.go

@@ -1,40 +0,0 @@
-//go:build go1.20
-
-package main
-
-import (
-	"crypto/ecdh"
-	"crypto/rand"
-	"encoding/base64"
-	"os"
-
-	"github.com/sagernet/sing-box/log"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGenerateVAPIDKeyPair = &cobra.Command{
-	Use:   "vapid-keypair",
-	Short: "Generate VAPID key pair",
-	Run: func(cmd *cobra.Command, args []string) {
-		err := generateVAPIDKeyPair()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGenerate.AddCommand(commandGenerateVAPIDKeyPair)
-}
-
-func generateVAPIDKeyPair() error {
-	privateKey, err := ecdh.P256().GenerateKey(rand.Reader)
-	if err != nil {
-		return err
-	}
-	publicKey := privateKey.PublicKey()
-	os.Stdout.WriteString("PrivateKey: " + base64.RawURLEncoding.EncodeToString(privateKey.Bytes()) + "\n")
-	os.Stdout.WriteString("PublicKey: " + base64.RawURLEncoding.EncodeToString(publicKey.Bytes()) + "\n")
-	return nil
-}

cmd/sing-box/cmd_generate_wireguard.go

@@ -1,61 +0,0 @@
-package main
-
-import (
-	"encoding/base64"
-	"os"
-
-	"github.com/sagernet/sing-box/log"
-
-	"github.com/spf13/cobra"
-	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
-)
-
-func init() {
-	commandGenerate.AddCommand(commandGenerateWireGuardKeyPair)
-	commandGenerate.AddCommand(commandGenerateRealityKeyPair)
-}
-
-var commandGenerateWireGuardKeyPair = &cobra.Command{
-	Use:   "wg-keypair",
-	Short: "Generate WireGuard key pair",
-	Args:  cobra.NoArgs,
-	Run: func(cmd *cobra.Command, args []string) {
-		err := generateWireGuardKey()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func generateWireGuardKey() error {
-	privateKey, err := wgtypes.GeneratePrivateKey()
-	if err != nil {
-		return err
-	}
-	os.Stdout.WriteString("PrivateKey: " + privateKey.String() + "\n")
-	os.Stdout.WriteString("PublicKey: " + privateKey.PublicKey().String() + "\n")
-	return nil
-}
-
-var commandGenerateRealityKeyPair = &cobra.Command{
-	Use:   "reality-keypair",
-	Short: "Generate reality key pair",
-	Args:  cobra.NoArgs,
-	Run: func(cmd *cobra.Command, args []string) {
-		err := generateRealityKey()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func generateRealityKey() error {
-	privateKey, err := wgtypes.GeneratePrivateKey()
-	if err != nil {
-		return err
-	}
-	publicKey := privateKey.PublicKey()
-	os.Stdout.WriteString("PrivateKey: " + base64.RawURLEncoding.EncodeToString(privateKey[:]) + "\n")
-	os.Stdout.WriteString("PublicKey: " + base64.RawURLEncoding.EncodeToString(publicKey[:]) + "\n")
-	return nil
-}

cmd/sing-box/cmd_geoip.go

@@ -1,43 +0,0 @@
-package main
-
-import (
-	"github.com/sagernet/sing-box/log"
-	E "github.com/sagernet/sing/common/exceptions"
-
-	"github.com/oschwald/maxminddb-golang"
-	"github.com/spf13/cobra"
-)
-
-var (
-	geoipReader          *maxminddb.Reader
-	commandGeoIPFlagFile string
-)
-
-var commandGeoip = &cobra.Command{
-	Use:   "geoip",
-	Short: "GeoIP tools",
-	PersistentPreRun: func(cmd *cobra.Command, args []string) {
-		err := geoipPreRun()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoip.PersistentFlags().StringVarP(&commandGeoIPFlagFile, "file", "f", "geoip.db", "geoip file")
-	mainCommand.AddCommand(commandGeoip)
-}
-
-func geoipPreRun() error {
-	reader, err := maxminddb.Open(commandGeoIPFlagFile)
-	if err != nil {
-		return err
-	}
-	if reader.Metadata.DatabaseType != "sing-geoip" {
-		reader.Close()
-		return E.New("incorrect database type, expected sing-geoip, got ", reader.Metadata.DatabaseType)
-	}
-	geoipReader = reader
-	return nil
-}

cmd/sing-box/cmd_geoip_export.go

@@ -1,98 +0,0 @@
-package main
-
-import (
-	"io"
-	"net"
-	"os"
-	"strings"
-
-	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/oschwald/maxminddb-golang"
-	"github.com/spf13/cobra"
-)
-
-var flagGeoipExportOutput string
-
-const flagGeoipExportDefaultOutput = "geoip-<country>.srs"
-
-var commandGeoipExport = &cobra.Command{
-	Use:   "export <country>",
-	Short: "Export geoip country as rule-set",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := geoipExport(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoipExport.Flags().StringVarP(&flagGeoipExportOutput, "output", "o", flagGeoipExportDefaultOutput, "Output path")
-	commandGeoip.AddCommand(commandGeoipExport)
-}
-
-func geoipExport(countryCode string) error {
-	networks := geoipReader.Networks(maxminddb.SkipAliasedNetworks)
-	countryMap := make(map[string][]*net.IPNet)
-	var (
-		ipNet           *net.IPNet
-		nextCountryCode string
-		err             error
-	)
-	for networks.Next() {
-		ipNet, err = networks.Network(&nextCountryCode)
-		if err != nil {
-			return err
-		}
-		countryMap[nextCountryCode] = append(countryMap[nextCountryCode], ipNet)
-	}
-	ipNets := countryMap[strings.ToLower(countryCode)]
-	if len(ipNets) == 0 {
-		return E.New("country code not found: ", countryCode)
-	}
-
-	var (
-		outputFile   *os.File
-		outputWriter io.Writer
-	)
-	if flagGeoipExportOutput == "stdout" {
-		outputWriter = os.Stdout
-	} else if flagGeoipExportOutput == flagGeoipExportDefaultOutput {
-		outputFile, err = os.Create("geoip-" + countryCode + ".json")
-		if err != nil {
-			return err
-		}
-		defer outputFile.Close()
-		outputWriter = outputFile
-	} else {
-		outputFile, err = os.Create(flagGeoipExportOutput)
-		if err != nil {
-			return err
-		}
-		defer outputFile.Close()
-		outputWriter = outputFile
-	}
-
-	encoder := json.NewEncoder(outputWriter)
-	encoder.SetIndent("", "  ")
-	var headlessRule option.DefaultHeadlessRule
-	headlessRule.IPCIDR = make([]string, 0, len(ipNets))
-	for _, cidr := range ipNets {
-		headlessRule.IPCIDR = append(headlessRule.IPCIDR, cidr.String())
-	}
-	var plainRuleSet option.PlainRuleSetCompat
-	plainRuleSet.Version = C.RuleSetVersion1
-	plainRuleSet.Options.Rules = []option.HeadlessRule{
-		{
-			Type:           C.RuleTypeDefault,
-			DefaultOptions: headlessRule,
-		},
-	}
-	return encoder.Encode(plainRuleSet)
-}

cmd/sing-box/cmd_geoip_list.go

@@ -1,31 +0,0 @@
-package main
-
-import (
-	"os"
-
-	"github.com/sagernet/sing-box/log"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGeoipList = &cobra.Command{
-	Use:   "list",
-	Short: "List geoip country codes",
-	Run: func(cmd *cobra.Command, args []string) {
-		err := listGeoip()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoip.AddCommand(commandGeoipList)
-}
-
-func listGeoip() error {
-	for _, code := range geoipReader.Metadata.Languages {
-		os.Stdout.WriteString(code + "\n")
-	}
-	return nil
-}

cmd/sing-box/cmd_geoip_lookup.go

@@ -1,47 +0,0 @@
-package main
-
-import (
-	"net/netip"
-	"os"
-
-	"github.com/sagernet/sing-box/log"
-	E "github.com/sagernet/sing/common/exceptions"
-	N "github.com/sagernet/sing/common/network"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGeoipLookup = &cobra.Command{
-	Use:   "lookup <address>",
-	Short: "Lookup if an IP address is contained in the GeoIP database",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := geoipLookup(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoip.AddCommand(commandGeoipLookup)
-}
-
-func geoipLookup(address string) error {
-	addr, err := netip.ParseAddr(address)
-	if err != nil {
-		return E.Cause(err, "parse address")
-	}
-	if !N.IsPublicAddr(addr) {
-		os.Stdout.WriteString("private\n")
-		return nil
-	}
-	var code string
-	_ = geoipReader.Lookup(addr.AsSlice(), &code)
-	if code != "" {
-		os.Stdout.WriteString(code + "\n")
-		return nil
-	}
-	os.Stdout.WriteString("unknown\n")
-	return nil
-}

cmd/sing-box/cmd_geosite.go

@@ -1,41 +0,0 @@
-package main
-
-import (
-	"github.com/sagernet/sing-box/common/geosite"
-	"github.com/sagernet/sing-box/log"
-	E "github.com/sagernet/sing/common/exceptions"
-
-	"github.com/spf13/cobra"
-)
-
-var (
-	commandGeoSiteFlagFile string
-	geositeReader          *geosite.Reader
-	geositeCodeList        []string
-)
-
-var commandGeoSite = &cobra.Command{
-	Use:   "geosite",
-	Short: "Geosite tools",
-	PersistentPreRun: func(cmd *cobra.Command, args []string) {
-		err := geositePreRun()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoSite.PersistentFlags().StringVarP(&commandGeoSiteFlagFile, "file", "f", "geosite.db", "geosite file")
-	mainCommand.AddCommand(commandGeoSite)
-}
-
-func geositePreRun() error {
-	reader, codeList, err := geosite.Open(commandGeoSiteFlagFile)
-	if err != nil {
-		return E.Cause(err, "open geosite file")
-	}
-	geositeReader = reader
-	geositeCodeList = codeList
-	return nil
-}

cmd/sing-box/cmd_geosite_export.go

@@ -1,81 +0,0 @@
-package main
-
-import (
-	"encoding/json"
-	"io"
-	"os"
-
-	"github.com/sagernet/sing-box/common/geosite"
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGeositeExportOutput string
-
-const commandGeositeExportDefaultOutput = "geosite-<category>.json"
-
-var commandGeositeExport = &cobra.Command{
-	Use:   "export <category>",
-	Short: "Export geosite category as rule-set",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := geositeExport(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeositeExport.Flags().StringVarP(&commandGeositeExportOutput, "output", "o", commandGeositeExportDefaultOutput, "Output path")
-	commandGeoSite.AddCommand(commandGeositeExport)
-}
-
-func geositeExport(category string) error {
-	sourceSet, err := geositeReader.Read(category)
-	if err != nil {
-		return err
-	}
-	var (
-		outputFile   *os.File
-		outputWriter io.Writer
-	)
-	if commandGeositeExportOutput == "stdout" {
-		outputWriter = os.Stdout
-	} else if commandGeositeExportOutput == commandGeositeExportDefaultOutput {
-		outputFile, err = os.Create("geosite-" + category + ".json")
-		if err != nil {
-			return err
-		}
-		defer outputFile.Close()
-		outputWriter = outputFile
-	} else {
-		outputFile, err = os.Create(commandGeositeExportOutput)
-		if err != nil {
-			return err
-		}
-		defer outputFile.Close()
-		outputWriter = outputFile
-	}
-
-	encoder := json.NewEncoder(outputWriter)
-	encoder.SetIndent("", "  ")
-	var headlessRule option.DefaultHeadlessRule
-	defaultRule := geosite.Compile(sourceSet)
-	headlessRule.Domain = defaultRule.Domain
-	headlessRule.DomainSuffix = defaultRule.DomainSuffix
-	headlessRule.DomainKeyword = defaultRule.DomainKeyword
-	headlessRule.DomainRegex = defaultRule.DomainRegex
-	var plainRuleSet option.PlainRuleSetCompat
-	plainRuleSet.Version = C.RuleSetVersion1
-	plainRuleSet.Options.Rules = []option.HeadlessRule{
-		{
-			Type:           C.RuleTypeDefault,
-			DefaultOptions: headlessRule,
-		},
-	}
-	return encoder.Encode(plainRuleSet)
-}

cmd/sing-box/cmd_geosite_list.go

@@ -1,50 +0,0 @@
-package main
-
-import (
-	"os"
-	"sort"
-
-	"github.com/sagernet/sing-box/log"
-	F "github.com/sagernet/sing/common/format"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGeositeList = &cobra.Command{
-	Use:   "list <category>",
-	Short: "List geosite categories",
-	Run: func(cmd *cobra.Command, args []string) {
-		err := geositeList()
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoSite.AddCommand(commandGeositeList)
-}
-
-func geositeList() error {
-	var geositeEntry []struct {
-		category string
-		items    int
-	}
-	for _, category := range geositeCodeList {
-		sourceSet, err := geositeReader.Read(category)
-		if err != nil {
-			return err
-		}
-		geositeEntry = append(geositeEntry, struct {
-			category string
-			items    int
-		}{category, len(sourceSet)})
-	}
-	sort.SliceStable(geositeEntry, func(i, j int) bool {
-		return geositeEntry[i].items < geositeEntry[j].items
-	})
-	for _, entry := range geositeEntry {
-		os.Stdout.WriteString(F.ToString(entry.category, " (", entry.items, ")\n"))
-	}
-	return nil
-}

cmd/sing-box/cmd_geosite_lookup.go

@@ -1,97 +0,0 @@
-package main
-
-import (
-	"os"
-	"sort"
-
-	"github.com/sagernet/sing-box/log"
-	E "github.com/sagernet/sing/common/exceptions"
-
-	"github.com/spf13/cobra"
-)
-
-var commandGeositeLookup = &cobra.Command{
-	Use:   "lookup [category] <domain>",
-	Short: "Check if a domain is in the geosite",
-	Args:  cobra.RangeArgs(1, 2),
-	Run: func(cmd *cobra.Command, args []string) {
-		var (
-			source string
-			target string
-		)
-		switch len(args) {
-		case 1:
-			target = args[0]
-		case 2:
-			source = args[0]
-			target = args[1]
-		}
-		err := geositeLookup(source, target)
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandGeoSite.AddCommand(commandGeositeLookup)
-}
-
-func geositeLookup(source string, target string) error {
-	var sourceMatcherList []struct {
-		code    string
-		matcher *searchGeositeMatcher
-	}
-	if source != "" {
-		sourceSet, err := geositeReader.Read(source)
-		if err != nil {
-			return err
-		}
-		sourceMatcher, err := newSearchGeositeMatcher(sourceSet)
-		if err != nil {
-			return E.Cause(err, "compile code: "+source)
-		}
-		sourceMatcherList = []struct {
-			code    string
-			matcher *searchGeositeMatcher
-		}{
-			{
-				code:    source,
-				matcher: sourceMatcher,
-			},
-		}
-
-	} else {
-		for _, code := range geositeCodeList {
-			sourceSet, err := geositeReader.Read(code)
-			if err != nil {
-				return err
-			}
-			sourceMatcher, err := newSearchGeositeMatcher(sourceSet)
-			if err != nil {
-				return E.Cause(err, "compile code: "+code)
-			}
-			sourceMatcherList = append(sourceMatcherList, struct {
-				code    string
-				matcher *searchGeositeMatcher
-			}{
-				code:    code,
-				matcher: sourceMatcher,
-			})
-		}
-	}
-	sort.SliceStable(sourceMatcherList, func(i, j int) bool {
-		return sourceMatcherList[i].code < sourceMatcherList[j].code
-	})
-
-	for _, matcherItem := range sourceMatcherList {
-		if matchRule := matcherItem.matcher.Match(target); matchRule != "" {
-			os.Stdout.WriteString("Match code (")
-			os.Stdout.WriteString(matcherItem.code)
-			os.Stdout.WriteString(") ")
-			os.Stdout.WriteString(matchRule)
-			os.Stdout.WriteString("\n")
-		}
-	}
-	return nil
-}

cmd/sing-box/cmd_geosite_matcher.go

@@ -1,56 +0,0 @@
-package main
-
-import (
-	"regexp"
-	"strings"
-
-	"github.com/sagernet/sing-box/common/geosite"
-)
-
-type searchGeositeMatcher struct {
-	domainMap   map[string]bool
-	suffixList  []string
-	keywordList []string
-	regexList   []string
-}
-
-func newSearchGeositeMatcher(items []geosite.Item) (*searchGeositeMatcher, error) {
-	options := geosite.Compile(items)
-	domainMap := make(map[string]bool)
-	for _, domain := range options.Domain {
-		domainMap[domain] = true
-	}
-	rule := &searchGeositeMatcher{
-		domainMap:   domainMap,
-		suffixList:  options.DomainSuffix,
-		keywordList: options.DomainKeyword,
-		regexList:   options.DomainRegex,
-	}
-	return rule, nil
-}
-
-func (r *searchGeositeMatcher) Match(domain string) string {
-	if r.domainMap[domain] {
-		return "domain=" + domain
-	}
-	for _, suffix := range r.suffixList {
-		if strings.HasSuffix(domain, suffix) {
-			return "domain_suffix=" + suffix
-		}
-	}
-	for _, keyword := range r.keywordList {
-		if strings.Contains(domain, keyword) {
-			return "domain_keyword=" + keyword
-		}
-	}
-	for _, regexStr := range r.regexList {
-		regex, err := regexp.Compile(regexStr)
-		if err != nil {
-			continue
-		}
-		if regex.MatchString(domain) {
-			return "domain_regex=" + regexStr
-		}
-	}
-	return ""
-}

cmd/sing-box/cmd_merge.go

@@ -1,150 +0,0 @@
-package main
-
-import (
-	"bytes"
-	"os"
-	"path/filepath"
-	"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/json"
-	"github.com/sagernet/sing/common/rw"
-
-	"github.com/spf13/cobra"
-)
-
-var commandMerge = &cobra.Command{
-	Use:   "merge <output>",
-	Short: "Merge configurations",
-	Run: func(cmd *cobra.Command, args []string) {
-		err := merge(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-	Args: cobra.ExactArgs(1),
-}
-
-func init() {
-	mainCommand.AddCommand(commandMerge)
-}
-
-func merge(outputPath string) error {
-	mergedOptions, err := readConfigAndMerge()
-	if err != nil {
-		return err
-	}
-	err = mergePathResources(&mergedOptions)
-	if err != nil {
-		return err
-	}
-	buffer := new(bytes.Buffer)
-	encoder := json.NewEncoder(buffer)
-	encoder.SetIndent("", "  ")
-	err = encoder.Encode(mergedOptions)
-	if err != nil {
-		return E.Cause(err, "encode config")
-	}
-	if existsContent, err := os.ReadFile(outputPath); err != nil {
-		if string(existsContent) == buffer.String() {
-			return nil
-		}
-	}
-	err = rw.WriteFile(outputPath, buffer.Bytes())
-	if err != nil {
-		return err
-	}
-	outputPath, _ = filepath.Abs(outputPath)
-	os.Stderr.WriteString(outputPath + "\n")
-	return nil
-}
-
-func mergePathResources(options *option.Options) error {
-	for index, inbound := range options.Inbounds {
-		rawOptions, err := inbound.RawOptions()
-		if err != nil {
-			return err
-		}
-		if tlsOptions, containsTLSOptions := rawOptions.(option.InboundTLSOptionsWrapper); containsTLSOptions {
-			tlsOptions.ReplaceInboundTLSOptions(mergeTLSInboundOptions(tlsOptions.TakeInboundTLSOptions()))
-		}
-		options.Inbounds[index] = inbound
-	}
-	for index, outbound := range options.Outbounds {
-		rawOptions, err := outbound.RawOptions()
-		if err != nil {
-			return err
-		}
-		switch outbound.Type {
-		case C.TypeSSH:
-			outbound.SSHOptions = mergeSSHOutboundOptions(outbound.SSHOptions)
-		}
-		if tlsOptions, containsTLSOptions := rawOptions.(option.OutboundTLSOptionsWrapper); containsTLSOptions {
-			tlsOptions.ReplaceOutboundTLSOptions(mergeTLSOutboundOptions(tlsOptions.TakeOutboundTLSOptions()))
-		}
-		options.Outbounds[index] = outbound
-	}
-	return nil
-}
-
-func mergeTLSInboundOptions(options *option.InboundTLSOptions) *option.InboundTLSOptions {
-	if options == nil {
-		return nil
-	}
-	if options.CertificatePath != "" {
-		if content, err := os.ReadFile(options.CertificatePath); err == nil {
-			options.Certificate = trimStringArray(strings.Split(string(content), "\n"))
-		}
-	}
-	if options.KeyPath != "" {
-		if content, err := os.ReadFile(options.KeyPath); err == nil {
-			options.Key = trimStringArray(strings.Split(string(content), "\n"))
-		}
-	}
-	if options.ECH != nil {
-		if options.ECH.KeyPath != "" {
-			if content, err := os.ReadFile(options.ECH.KeyPath); err == nil {
-				options.ECH.Key = trimStringArray(strings.Split(string(content), "\n"))
-			}
-		}
-	}
-	return options
-}
-
-func mergeTLSOutboundOptions(options *option.OutboundTLSOptions) *option.OutboundTLSOptions {
-	if options == nil {
-		return nil
-	}
-	if options.CertificatePath != "" {
-		if content, err := os.ReadFile(options.CertificatePath); err == nil {
-			options.Certificate = trimStringArray(strings.Split(string(content), "\n"))
-		}
-	}
-	if options.ECH != nil {
-		if options.ECH.ConfigPath != "" {
-			if content, err := os.ReadFile(options.ECH.ConfigPath); err == nil {
-				options.ECH.Config = trimStringArray(strings.Split(string(content), "\n"))
-			}
-		}
-	}
-	return options
-}
-
-func mergeSSHOutboundOptions(options option.SSHOutboundOptions) option.SSHOutboundOptions {
-	if options.PrivateKeyPath != "" {
-		if content, err := os.ReadFile(os.ExpandEnv(options.PrivateKeyPath)); err == nil {
-			options.PrivateKey = trimStringArray(strings.Split(string(content), "\n"))
-		}
-	}
-	return options
-}
-
-func trimStringArray(array []string) []string {
-	return common.Filter(array, func(it string) bool {
-		return strings.TrimSpace(it) != ""
-	})
-}

cmd/sing-box/cmd_rule_set.go

@@ -1,14 +0,0 @@
-package main
-
-import (
-	"github.com/spf13/cobra"
-)
-
-var commandRuleSet = &cobra.Command{
-	Use:   "rule-set",
-	Short: "Manage rule sets",
-}
-
-func init() {
-	mainCommand.AddCommand(commandRuleSet)
-}

cmd/sing-box/cmd_rule_set_compile.go

@@ -1,80 +0,0 @@
-package main
-
-import (
-	"io"
-	"os"
-	"strings"
-
-	"github.com/sagernet/sing-box/common/srs"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common/json"
-
-	"github.com/spf13/cobra"
-)
-
-var flagRuleSetCompileOutput string
-
-const flagRuleSetCompileDefaultOutput = "<file_name>.srs"
-
-var commandRuleSetCompile = &cobra.Command{
-	Use:   "compile [source-path]",
-	Short: "Compile rule-set json to binary",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := compileRuleSet(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandRuleSet.AddCommand(commandRuleSetCompile)
-	commandRuleSetCompile.Flags().StringVarP(&flagRuleSetCompileOutput, "output", "o", flagRuleSetCompileDefaultOutput, "Output file")
-}
-
-func compileRuleSet(sourcePath string) error {
-	var (
-		reader io.Reader
-		err    error
-	)
-	if sourcePath == "stdin" {
-		reader = os.Stdin
-	} else {
-		reader, err = os.Open(sourcePath)
-		if err != nil {
-			return err
-		}
-	}
-	decoder := json.NewDecoder(json.NewCommentFilter(reader))
-	decoder.DisallowUnknownFields()
-	var plainRuleSet option.PlainRuleSetCompat
-	err = decoder.Decode(&plainRuleSet)
-	if err != nil {
-		return err
-	}
-	ruleSet := plainRuleSet.Upgrade()
-	var outputPath string
-	if flagRuleSetCompileOutput == flagRuleSetCompileDefaultOutput {
-		if strings.HasSuffix(sourcePath, ".json") {
-			outputPath = sourcePath[:len(sourcePath)-5] + ".srs"
-		} else {
-			outputPath = sourcePath + ".srs"
-		}
-	} else {
-		outputPath = flagRuleSetCompileOutput
-	}
-	outputFile, err := os.Create(outputPath)
-	if err != nil {
-		return err
-	}
-	err = srs.Write(outputFile, ruleSet)
-	if err != nil {
-		outputFile.Close()
-		os.Remove(outputPath)
-		return err
-	}
-	outputFile.Close()
-	return nil
-}

cmd/sing-box/cmd_rule_set_format.go

@@ -1,87 +0,0 @@
-package main
-
-import (
-	"bytes"
-	"io"
-	"os"
-	"path/filepath"
-
-	"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"
-)
-
-var commandRuleSetFormatFlagWrite bool
-
-var commandRuleSetFormat = &cobra.Command{
-	Use:   "format <source-path>",
-	Short: "Format rule-set json",
-	Args:  cobra.ExactArgs(1),
-	Run: func(cmd *cobra.Command, args []string) {
-		err := formatRuleSet(args[0])
-		if err != nil {
-			log.Fatal(err)
-		}
-	},
-}
-
-func init() {
-	commandRuleSetFormat.Flags().BoolVarP(&commandRuleSetFormatFlagWrite, "write", "w", false, "write result to (source) file instead of stdout")
-	commandRuleSet.AddCommand(commandRuleSetFormat)
-}
-
-func formatRuleSet(sourcePath string) error {
-	var (
-		reader io.Reader
-		err    error
-	)
-	if sourcePath == "stdin" {
-		reader = os.Stdin
-	} else {
-		reader, err = os.Open(sourcePath)
-		if err != nil {
-			return err
-		}
-	}
-	content, err := io.ReadAll(reader)
-	if err != nil {
-		return err
-	}
-	decoder := json.NewDecoder(json.NewCommentFilter(bytes.NewReader(content)))
-	decoder.DisallowUnknownFields()
-	var plainRuleSet option.PlainRuleSetCompat
-	err = decoder.Decode(&plainRuleSet)
-	if err != nil {
-		return err
-	}
-	ruleSet := plainRuleSet.Upgrade()
-	buffer := new(bytes.Buffer)
-	encoder := json.NewEncoder(buffer)
-	encoder.SetIndent("", "  ")
-	err = encoder.Encode(ruleSet)
-	if err != nil {
-		return E.Cause(err, "encode config")
-	}
-	outputPath, _ := filepath.Abs(sourcePath)
-	if !commandRuleSetFormatFlagWrite || sourcePath == "stdin" {
-		os.Stdout.WriteString(buffer.String() + "\n")
-		return nil
-	}
-	if bytes.Equal(content, buffer.Bytes()) {
-		return nil
-	}
-	output, err := os.Create(sourcePath)
-	if err != nil {
-		return E.Cause(err, "open output")
-	}
-	_, err = output.Write(buffer.Bytes())
-	output.Close()
-	if err != nil {
-		return E.Cause(err, "write output")
-	}
-	os.Stderr.WriteString(outputPath + "\n")
-	return nil
-}

cmd/sing-box/cmd_run.go

@@ -13,12 +13,10 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box"
-	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/common/badjsonmerge"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/json"
-	"github.com/sagernet/sing/common/json/badjson"
 
 	"github.com/spf13/cobra"
 )
@@ -108,18 +106,13 @@ func readConfigAndMerge() (option.Options, error) {
 	if len(optionsList) == 1 {
 		return optionsList[0].options, nil
 	}
-	var mergedMessage json.RawMessage
+	var mergedOptions option.Options
 	for _, options := range optionsList {
-		mergedMessage, err = badjson.MergeJSON(options.options.RawMessage, mergedMessage)
+		mergedOptions, err = badjsonmerge.MergeOptions(options.options, mergedOptions)
 		if err != nil {
 			return option.Options{}, E.Cause(err, "merge config at ", options.path)
 		}
 	}
-	var mergedOptions option.Options
-	err = mergedOptions.UnmarshalJSON(mergedMessage)
-	if err != nil {
-		return option.Options{}, E.Cause(err, "unmarshal merged config")
-	}
 	return mergedOptions, nil
 }
 
@@ -200,7 +193,7 @@ func run() error {
 }
 
 func closeMonitor(ctx context.Context) {
-	time.Sleep(C.DefaultStopFatalTimeout)
+	time.Sleep(3 * time.Second)
 	select {
 	case <-ctx.Done():
 		return

cmd/sing-box/cmd_tools.go

@@ -38,7 +38,11 @@ func createPreStartedClient() (*box.Box, error) {
 
 func createDialer(instance *box.Box, network string, outboundTag string) (N.Dialer, error) {
 	if outboundTag == "" {
-		return instance.Router().DefaultOutbound(N.NetworkName(network))
+		outbound := instance.Router().DefaultOutbound(N.NetworkName(network))
+		if outbound == nil {
+			return nil, E.New("missing default outbound")
+		}
+		return outbound, nil
 	} else {
 		outbound, loaded := instance.Router().Outbound(outboundTag)
 		if !loaded {

cmd/sing-box/cmd_tools_connect.go

@@ -18,7 +18,7 @@ import (
 var commandConnectFlagNetwork string
 
 var commandConnect = &cobra.Command{
-	Use:   "connect <address>",
+	Use:   "connect [address]",
 	Short: "Connect to an address",
 	Args:  cobra.ExactArgs(1),
 	Run: func(cmd *cobra.Command, args []string) {

cmd/sing-box/main.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"context"
 	"os"
 	"time"
 
@@ -38,7 +37,7 @@ func main() {
 
 func preRun(cmd *cobra.Command, args []string) {
 	if disableColor {
-		log.SetStdLogger(log.NewDefaultFactory(context.Background(), log.Formatter{BaseTime: time.Now(), DisableColors: true}, os.Stderr, "", nil, false).Logger())
+		log.SetStdLogger(log.NewFactory(log.Formatter{BaseTime: time.Now(), DisableColors: true}, os.Stderr, nil).Logger())
 	}
 	if workingDir != "" {
 		_, err := os.Stat(workingDir)

common/badjson/array.go

@@ -0,0 +1,46 @@
+package badjson
+
+import (
+	"bytes"
+
+	"github.com/sagernet/sing-box/common/json"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type JSONArray []any
+
+func (a JSONArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal([]any(a))
+}
+
+func (a *JSONArray) UnmarshalJSON(content []byte) error {
+	decoder := json.NewDecoder(bytes.NewReader(content))
+	arrayStart, err := decoder.Token()
+	if err != nil {
+		return err
+	} else if arrayStart != json.Delim('[') {
+		return E.New("excepted array start, but got ", arrayStart)
+	}
+	err = a.decodeJSON(decoder)
+	if err != nil {
+		return err
+	}
+	arrayEnd, err := decoder.Token()
+	if err != nil {
+		return err
+	} else if arrayEnd != json.Delim(']') {
+		return E.New("excepted array end, but got ", arrayEnd)
+	}
+	return nil
+}
+
+func (a *JSONArray) decodeJSON(decoder *json.Decoder) error {
+	for decoder.More() {
+		item, err := decodeJSON(decoder)
+		if err != nil {
+			return err
+		}
+		*a = append(*a, item)
+	}
+	return nil
+}

common/badjson/json.go

@@ -0,0 +1,54 @@
+package badjson
+
+import (
+	"bytes"
+
+	"github.com/sagernet/sing-box/common/json"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+func Decode(content []byte) (any, error) {
+	decoder := json.NewDecoder(bytes.NewReader(content))
+	return decodeJSON(decoder)
+}
+
+func decodeJSON(decoder *json.Decoder) (any, error) {
+	rawToken, err := decoder.Token()
+	if err != nil {
+		return nil, err
+	}
+	switch token := rawToken.(type) {
+	case json.Delim:
+		switch token {
+		case '{':
+			var object JSONObject
+			err = object.decodeJSON(decoder)
+			if err != nil {
+				return nil, err
+			}
+			rawToken, err = decoder.Token()
+			if err != nil {
+				return nil, err
+			} else if rawToken != json.Delim('}') {
+				return nil, E.New("excepted object end, but got ", rawToken)
+			}
+			return &object, nil
+		case '[':
+			var array JSONArray
+			err = array.decodeJSON(decoder)
+			if err != nil {
+				return nil, err
+			}
+			rawToken, err = decoder.Token()
+			if err != nil {
+				return nil, err
+			} else if rawToken != json.Delim(']') {
+				return nil, E.New("excepted array end, but got ", rawToken)
+			}
+			return array, nil
+		default:
+			return nil, E.New("excepted object or array end: ", token)
+		}
+	}
+	return rawToken, nil
+}

common/badjson/object.go

@@ -0,0 +1,79 @@
+package badjson
+
+import (
+	"bytes"
+	"strings"
+
+	"github.com/sagernet/sing-box/common/json"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/x/linkedhashmap"
+)
+
+type JSONObject struct {
+	linkedhashmap.Map[string, any]
+}
+
+func (m JSONObject) MarshalJSON() ([]byte, error) {
+	buffer := new(bytes.Buffer)
+	buffer.WriteString("{")
+	items := m.Entries()
+	iLen := len(items)
+	for i, entry := range items {
+		keyContent, err := json.Marshal(entry.Key)
+		if err != nil {
+			return nil, err
+		}
+		buffer.WriteString(strings.TrimSpace(string(keyContent)))
+		buffer.WriteString(": ")
+		valueContent, err := json.Marshal(entry.Value)
+		if err != nil {
+			return nil, err
+		}
+		buffer.WriteString(strings.TrimSpace(string(valueContent)))
+		if i < iLen-1 {
+			buffer.WriteString(", ")
+		}
+	}
+	buffer.WriteString("}")
+	return buffer.Bytes(), nil
+}
+
+func (m *JSONObject) UnmarshalJSON(content []byte) error {
+	decoder := json.NewDecoder(bytes.NewReader(content))
+	m.Clear()
+	objectStart, err := decoder.Token()
+	if err != nil {
+		return err
+	} else if objectStart != json.Delim('{') {
+		return E.New("expected json object start, but starts with ", objectStart)
+	}
+	err = m.decodeJSON(decoder)
+	if err != nil {
+		return E.Cause(err, "decode json object content")
+	}
+	objectEnd, err := decoder.Token()
+	if err != nil {
+		return err
+	} else if objectEnd != json.Delim('}') {
+		return E.New("expected json object end, but ends with ", objectEnd)
+	}
+	return nil
+}
+
+func (m *JSONObject) decodeJSON(decoder *json.Decoder) error {
+	for decoder.More() {
+		var entryKey string
+		keyToken, err := decoder.Token()
+		if err != nil {
+			return err
+		}
+		entryKey = keyToken.(string)
+		var entryValue any
+		entryValue, err = decodeJSON(decoder)
+		if err != nil {
+			return E.Cause(err, "decode value for ", entryKey)
+		}
+		m.Put(entryKey, entryValue)
+	}
+	return nil
+}

common/badjsonmerge/merge.go

@@ -0,0 +1,80 @@
+package badjsonmerge
+
+import (
+	"encoding/json"
+	"reflect"
+
+	"github.com/sagernet/sing-box/common/badjson"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+func MergeOptions(source option.Options, destination option.Options) (option.Options, error) {
+	rawSource, err := json.Marshal(source)
+	if err != nil {
+		return option.Options{}, E.Cause(err, "marshal source")
+	}
+	rawDestination, err := json.Marshal(destination)
+	if err != nil {
+		return option.Options{}, E.Cause(err, "marshal destination")
+	}
+	rawMerged, err := MergeJSON(rawSource, rawDestination)
+	if err != nil {
+		return option.Options{}, E.Cause(err, "merge options")
+	}
+	var merged option.Options
+	err = json.Unmarshal(rawMerged, &merged)
+	if err != nil {
+		return option.Options{}, E.Cause(err, "unmarshal merged options")
+	}
+	return merged, nil
+}
+
+func MergeJSON(rawSource json.RawMessage, rawDestination json.RawMessage) (json.RawMessage, error) {
+	source, err := badjson.Decode(rawSource)
+	if err != nil {
+		return nil, E.Cause(err, "decode source")
+	}
+	destination, err := badjson.Decode(rawDestination)
+	if err != nil {
+		return nil, E.Cause(err, "decode destination")
+	}
+	merged, err := mergeJSON(source, destination)
+	if err != nil {
+		return nil, err
+	}
+	return json.Marshal(merged)
+}
+
+func mergeJSON(anySource any, anyDestination any) (any, error) {
+	switch destination := anyDestination.(type) {
+	case badjson.JSONArray:
+		switch source := anySource.(type) {
+		case badjson.JSONArray:
+			destination = append(destination, source...)
+		default:
+			destination = append(destination, source)
+		}
+		return destination, nil
+	case *badjson.JSONObject:
+		switch source := anySource.(type) {
+		case *badjson.JSONObject:
+			for _, entry := range source.Entries() {
+				oldValue, loaded := destination.Get(entry.Key)
+				if loaded {
+					var err error
+					entry.Value, err = mergeJSON(entry.Value, oldValue)
+					if err != nil {
+						return nil, E.Cause(err, "merge object item ", entry.Key)
+					}
+				}
+				destination.Put(entry.Key, entry.Value)
+			}
+		default:
+			return nil, E.New("cannot merge json object into ", reflect.TypeOf(destination))
+		}
+		return destination, nil
+	default:
+		return destination, nil
+	}
+}

common/badjsonmerge/merge_test.go

@@ -0,0 +1,59 @@
+package badjsonmerge
+
+import (
+	"testing"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/option"
+	N "github.com/sagernet/sing/common/network"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestMergeJSON(t *testing.T) {
+	t.Parallel()
+	options := option.Options{
+		Log: &option.LogOptions{
+			Level: "info",
+		},
+		Route: &option.RouteOptions{
+			Rules: []option.Rule{
+				{
+					Type: C.RuleTypeDefault,
+					DefaultOptions: option.DefaultRule{
+						Network:  []string{N.NetworkTCP},
+						Outbound: "direct",
+					},
+				},
+			},
+		},
+	}
+	anotherOptions := option.Options{
+		Outbounds: []option.Outbound{
+			{
+				Type: C.TypeDirect,
+				Tag:  "direct",
+			},
+		},
+	}
+	thirdOptions := option.Options{
+		Route: &option.RouteOptions{
+			Rules: []option.Rule{
+				{
+					Type: C.RuleTypeDefault,
+					DefaultOptions: option.DefaultRule{
+						Network:  []string{N.NetworkUDP},
+						Outbound: "direct",
+					},
+				},
+			},
+		},
+	}
+	mergeOptions, err := MergeOptions(options, anotherOptions)
+	require.NoError(t, err)
+	mergeOptions, err = MergeOptions(thirdOptions, mergeOptions)
+	require.NoError(t, err)
+	require.Equal(t, "info", mergeOptions.Log.Level)
+	require.Equal(t, 2, len(mergeOptions.Route.Rules))
+	require.Equal(t, C.TypeDirect, mergeOptions.Outbounds[0].Type)
+}

common/badtls/badtls.go

@@ -0,0 +1,233 @@
+//go:build go1.20 && !go1.21
+
+package badtls
+
+import (
+	"crypto/cipher"
+	"crypto/rand"
+	"crypto/tls"
+	"encoding/binary"
+	"io"
+	"net"
+	"reflect"
+	"sync"
+	"sync/atomic"
+	"unsafe"
+
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	N "github.com/sagernet/sing/common/network"
+	aTLS "github.com/sagernet/sing/common/tls"
+)
+
+type Conn struct {
+	*tls.Conn
+	writer              N.ExtendedWriter
+	isHandshakeComplete *atomic.Bool
+	activeCall          *atomic.Int32
+	closeNotifySent     *bool
+	version             *uint16
+	rand                io.Reader
+	halfAccess          *sync.Mutex
+	halfError           *error
+	cipher              cipher.AEAD
+	explicitNonceLen    int
+	halfPtr             uintptr
+	halfSeq             []byte
+	halfScratchBuf      []byte
+}
+
+func TryCreate(conn aTLS.Conn) aTLS.Conn {
+	tlsConn, ok := conn.(*tls.Conn)
+	if !ok {
+		return conn
+	}
+	badConn, err := Create(tlsConn)
+	if err != nil {
+		log.Warn("initialize badtls: ", err)
+		return conn
+	}
+	return badConn
+}
+
+func Create(conn *tls.Conn) (aTLS.Conn, error) {
+	rawConn := reflect.Indirect(reflect.ValueOf(conn))
+	rawIsHandshakeComplete := rawConn.FieldByName("isHandshakeComplete")
+	if !rawIsHandshakeComplete.IsValid() || rawIsHandshakeComplete.Kind() != reflect.Struct {
+		return nil, E.New("badtls: invalid isHandshakeComplete")
+	}
+	isHandshakeComplete := (*atomic.Bool)(unsafe.Pointer(rawIsHandshakeComplete.UnsafeAddr()))
+	if !isHandshakeComplete.Load() {
+		return nil, E.New("handshake not finished")
+	}
+	rawActiveCall := rawConn.FieldByName("activeCall")
+	if !rawActiveCall.IsValid() || rawActiveCall.Kind() != reflect.Struct {
+		return nil, E.New("badtls: invalid active call")
+	}
+	activeCall := (*atomic.Int32)(unsafe.Pointer(rawActiveCall.UnsafeAddr()))
+	rawHalfConn := rawConn.FieldByName("out")
+	if !rawHalfConn.IsValid() || rawHalfConn.Kind() != reflect.Struct {
+		return nil, E.New("badtls: invalid half conn")
+	}
+	rawVersion := rawConn.FieldByName("vers")
+	if !rawVersion.IsValid() || rawVersion.Kind() != reflect.Uint16 {
+		return nil, E.New("badtls: invalid version")
+	}
+	version := (*uint16)(unsafe.Pointer(rawVersion.UnsafeAddr()))
+	rawCloseNotifySent := rawConn.FieldByName("closeNotifySent")
+	if !rawCloseNotifySent.IsValid() || rawCloseNotifySent.Kind() != reflect.Bool {
+		return nil, E.New("badtls: invalid notify")
+	}
+	closeNotifySent := (*bool)(unsafe.Pointer(rawCloseNotifySent.UnsafeAddr()))
+	rawConfig := reflect.Indirect(rawConn.FieldByName("config"))
+	if !rawConfig.IsValid() || rawConfig.Kind() != reflect.Struct {
+		return nil, E.New("badtls: bad config")
+	}
+	config := (*tls.Config)(unsafe.Pointer(rawConfig.UnsafeAddr()))
+	randReader := config.Rand
+	if randReader == nil {
+		randReader = rand.Reader
+	}
+	rawHalfMutex := rawHalfConn.FieldByName("Mutex")
+	if !rawHalfMutex.IsValid() || rawHalfMutex.Kind() != reflect.Struct {
+		return nil, E.New("badtls: invalid half mutex")
+	}
+	halfAccess := (*sync.Mutex)(unsafe.Pointer(rawHalfMutex.UnsafeAddr()))
+	rawHalfError := rawHalfConn.FieldByName("err")
+	if !rawHalfError.IsValid() || rawHalfError.Kind() != reflect.Interface {
+		return nil, E.New("badtls: invalid half error")
+	}
+	halfError := (*error)(unsafe.Pointer(rawHalfError.UnsafeAddr()))
+	rawHalfCipherInterface := rawHalfConn.FieldByName("cipher")
+	if !rawHalfCipherInterface.IsValid() || rawHalfCipherInterface.Kind() != reflect.Interface {
+		return nil, E.New("badtls: invalid cipher interface")
+	}
+	rawHalfCipher := rawHalfCipherInterface.Elem()
+	aeadCipher, loaded := valueInterface(rawHalfCipher, false).(cipher.AEAD)
+	if !loaded {
+		return nil, E.New("badtls: invalid AEAD cipher")
+	}
+	var explicitNonceLen int
+	switch cipherName := reflect.Indirect(rawHalfCipher).Type().String(); cipherName {
+	case "tls.prefixNonceAEAD":
+		explicitNonceLen = aeadCipher.NonceSize()
+	case "tls.xorNonceAEAD":
+	default:
+		return nil, E.New("badtls: unknown cipher type: ", cipherName)
+	}
+	rawHalfSeq := rawHalfConn.FieldByName("seq")
+	if !rawHalfSeq.IsValid() || rawHalfSeq.Kind() != reflect.Array {
+		return nil, E.New("badtls: invalid seq")
+	}
+	halfSeq := rawHalfSeq.Bytes()
+	rawHalfScratchBuf := rawHalfConn.FieldByName("scratchBuf")
+	if !rawHalfScratchBuf.IsValid() || rawHalfScratchBuf.Kind() != reflect.Array {
+		return nil, E.New("badtls: invalid scratchBuf")
+	}
+	halfScratchBuf := rawHalfScratchBuf.Bytes()
+	return &Conn{
+		Conn:                conn,
+		writer:              bufio.NewExtendedWriter(conn.NetConn()),
+		isHandshakeComplete: isHandshakeComplete,
+		activeCall:          activeCall,
+		closeNotifySent:     closeNotifySent,
+		version:             version,
+		halfAccess:          halfAccess,
+		halfError:           halfError,
+		cipher:              aeadCipher,
+		explicitNonceLen:    explicitNonceLen,
+		rand:                randReader,
+		halfPtr:             rawHalfConn.UnsafeAddr(),
+		halfSeq:             halfSeq,
+		halfScratchBuf:      halfScratchBuf,
+	}, nil
+}
+
+func (c *Conn) WriteBuffer(buffer *buf.Buffer) error {
+	if buffer.Len() > maxPlaintext {
+		defer buffer.Release()
+		return common.Error(c.Write(buffer.Bytes()))
+	}
+	for {
+		x := c.activeCall.Load()
+		if x&1 != 0 {
+			return net.ErrClosed
+		}
+		if c.activeCall.CompareAndSwap(x, x+2) {
+			break
+		}
+	}
+	defer c.activeCall.Add(-2)
+	c.halfAccess.Lock()
+	defer c.halfAccess.Unlock()
+	if err := *c.halfError; err != nil {
+		return err
+	}
+	if *c.closeNotifySent {
+		return errShutdown
+	}
+	dataLen := buffer.Len()
+	dataBytes := buffer.Bytes()
+	outBuf := buffer.ExtendHeader(recordHeaderLen + c.explicitNonceLen)
+	outBuf[0] = 23
+	version := *c.version
+	if version == 0 {
+		version = tls.VersionTLS10
+	} else if version == tls.VersionTLS13 {
+		version = tls.VersionTLS12
+	}
+	binary.BigEndian.PutUint16(outBuf[1:], version)
+	var nonce []byte
+	if c.explicitNonceLen > 0 {
+		nonce = outBuf[5 : 5+c.explicitNonceLen]
+		if c.explicitNonceLen < 16 {
+			copy(nonce, c.halfSeq)
+		} else {
+			if _, err := io.ReadFull(c.rand, nonce); err != nil {
+				return err
+			}
+		}
+	}
+	if len(nonce) == 0 {
+		nonce = c.halfSeq
+	}
+	if *c.version == tls.VersionTLS13 {
+		buffer.FreeBytes()[0] = 23
+		binary.BigEndian.PutUint16(outBuf[3:], uint16(dataLen+1+c.cipher.Overhead()))
+		c.cipher.Seal(outBuf, nonce, outBuf[recordHeaderLen:recordHeaderLen+c.explicitNonceLen+dataLen+1], outBuf[:recordHeaderLen])
+		buffer.Extend(1 + c.cipher.Overhead())
+	} else {
+		binary.BigEndian.PutUint16(outBuf[3:], uint16(dataLen))
+		additionalData := append(c.halfScratchBuf[:0], c.halfSeq...)
+		additionalData = append(additionalData, outBuf[:recordHeaderLen]...)
+		c.cipher.Seal(outBuf, nonce, dataBytes, additionalData)
+		buffer.Extend(c.cipher.Overhead())
+		binary.BigEndian.PutUint16(outBuf[3:], uint16(dataLen+c.explicitNonceLen+c.cipher.Overhead()))
+	}
+	incSeq(c.halfPtr)
+	log.Trace("badtls write ", buffer.Len())
+	return c.writer.WriteBuffer(buffer)
+}
+
+func (c *Conn) FrontHeadroom() int {
+	return recordHeaderLen + c.explicitNonceLen
+}
+
+func (c *Conn) RearHeadroom() int {
+	return 1 + c.cipher.Overhead()
+}
+
+func (c *Conn) WriterMTU() int {
+	return maxPlaintext
+}
+
+func (c *Conn) Upstream() any {
+	return c.Conn
+}
+
+func (c *Conn) UpstreamWriter() any {
+	return c.NetConn()
+}

common/badtls/badtls_stub.go

@@ -0,0 +1,14 @@
+//go:build !go1.19 || go1.21
+
+package badtls
+
+import (
+	"crypto/tls"
+	"os"
+
+	aTLS "github.com/sagernet/sing/common/tls"
+)
+
+func Create(conn *tls.Conn) (aTLS.Conn, error) {
+	return nil, os.ErrInvalid
+}

common/badtls/link.go

@@ -0,0 +1,22 @@
+//go:build go1.20 && !go.1.21
+
+package badtls
+
+import (
+	"reflect"
+	_ "unsafe"
+)
+
+const (
+	maxPlaintext    = 16384 // maximum plaintext payload length
+	recordHeaderLen = 5     // record header length
+)
+
+//go:linkname errShutdown crypto/tls.errShutdown
+var errShutdown error
+
+//go:linkname incSeq crypto/tls.(*halfConn).incSeq
+func incSeq(conn uintptr)
+
+//go:linkname valueInterface reflect.valueInterface
+func valueInterface(v reflect.Value, safe bool) any

common/badtls/read_wait.go

@@ -1,115 +0,0 @@
-//go:build go1.21 && !without_badtls
-
-package badtls
-
-import (
-	"bytes"
-	"os"
-	"reflect"
-	"sync"
-	"unsafe"
-
-	"github.com/sagernet/sing/common/buf"
-	E "github.com/sagernet/sing/common/exceptions"
-	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/tls"
-)
-
-var _ N.ReadWaiter = (*ReadWaitConn)(nil)
-
-type ReadWaitConn struct {
-	*tls.STDConn
-	halfAccess      *sync.Mutex
-	rawInput        *bytes.Buffer
-	input           *bytes.Reader
-	hand            *bytes.Buffer
-	readWaitOptions N.ReadWaitOptions
-}
-
-func NewReadWaitConn(conn tls.Conn) (tls.Conn, error) {
-	stdConn, isSTDConn := conn.(*tls.STDConn)
-	if !isSTDConn {
-		return nil, os.ErrInvalid
-	}
-	rawConn := reflect.Indirect(reflect.ValueOf(stdConn))
-	rawHalfConn := rawConn.FieldByName("in")
-	if !rawHalfConn.IsValid() || rawHalfConn.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid half conn")
-	}
-	rawHalfMutex := rawHalfConn.FieldByName("Mutex")
-	if !rawHalfMutex.IsValid() || rawHalfMutex.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid half mutex")
-	}
-	halfAccess := (*sync.Mutex)(unsafe.Pointer(rawHalfMutex.UnsafeAddr()))
-	rawRawInput := rawConn.FieldByName("rawInput")
-	if !rawRawInput.IsValid() || rawRawInput.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid raw input")
-	}
-	rawInput := (*bytes.Buffer)(unsafe.Pointer(rawRawInput.UnsafeAddr()))
-	rawInput0 := rawConn.FieldByName("input")
-	if !rawInput0.IsValid() || rawInput0.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid input")
-	}
-	input := (*bytes.Reader)(unsafe.Pointer(rawInput0.UnsafeAddr()))
-	rawHand := rawConn.FieldByName("hand")
-	if !rawHand.IsValid() || rawHand.Kind() != reflect.Struct {
-		return nil, E.New("badtls: invalid hand")
-	}
-	hand := (*bytes.Buffer)(unsafe.Pointer(rawHand.UnsafeAddr()))
-	return &ReadWaitConn{
-		STDConn:    stdConn,
-		halfAccess: halfAccess,
-		rawInput:   rawInput,
-		input:      input,
-		hand:       hand,
-	}, nil
-}
-
-func (c *ReadWaitConn) InitializeReadWaiter(options N.ReadWaitOptions) (needCopy bool) {
-	c.readWaitOptions = options
-	return false
-}
-
-func (c *ReadWaitConn) WaitReadBuffer() (buffer *buf.Buffer, err error) {
-	err = c.Handshake()
-	if err != nil {
-		return
-	}
-	c.halfAccess.Lock()
-	defer c.halfAccess.Unlock()
-	for c.input.Len() == 0 {
-		err = tlsReadRecord(c.STDConn)
-		if err != nil {
-			return
-		}
-		for c.hand.Len() > 0 {
-			err = tlsHandlePostHandshakeMessage(c.STDConn)
-			if err != nil {
-				return
-			}
-		}
-	}
-	buffer = c.readWaitOptions.NewBuffer()
-	n, err := c.input.Read(buffer.FreeBytes())
-	if err != nil {
-		buffer.Release()
-		return
-	}
-	buffer.Truncate(n)
-
-	if n != 0 && c.input.Len() == 0 && c.rawInput.Len() > 0 &&
-		// recordType(c.rawInput.Bytes()[0]) == recordTypeAlert {
-		c.rawInput.Bytes()[0] == 21 {
-		_ = tlsReadRecord(c.STDConn)
-		// return n, err // will be io.EOF on closeNotify
-	}
-
-	c.readWaitOptions.PostReturn(buffer)
-	return
-}
-
-//go:linkname tlsReadRecord crypto/tls.(*Conn).readRecord
-func tlsReadRecord(c *tls.STDConn) error
-
-//go:linkname tlsHandlePostHandshakeMessage crypto/tls.(*Conn).handlePostHandshakeMessage
-func tlsHandlePostHandshakeMessage(c *tls.STDConn) error

common/badtls/read_wait_stub.go

@@ -1,13 +0,0 @@
-//go:build !go1.21 || without_badtls
-
-package badtls
-
-import (
-	"os"
-
-	"github.com/sagernet/sing/common/tls"
-)
-
-func NewReadWaitConn(conn tls.Conn) (tls.Conn, error) {
-	return nil, os.ErrInvalid
-}

common/badversion/version_json.go

@@ -1,6 +1,6 @@
 package badversion
 
-import "github.com/sagernet/sing/common/json"
+import "github.com/sagernet/sing-box/common/json"
 
 func (v Version) MarshalJSON() ([]byte, error) {
 	return json.Marshal(v.String())

common/dialer/default.go

@@ -137,12 +137,10 @@ func (d *DefaultDialer) DialContext(ctx context.Context, network string, address
 }
 
 func (d *DefaultDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	if destination.IsIPv6() {
-		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr6))
-	} else if destination.IsIPv4() && !destination.Addr.IsUnspecified() {
-		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP+"4", d.udpAddr4))
-	} else {
+	if !destination.IsIPv6() {
 		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr4))
+	} else {
+		return trackPacketConn(d.udpListener.ListenPacket(ctx, N.NetworkUDP, d.udpAddr6))
 	}
 }
 

common/dialer/dialer.go

@@ -29,12 +29,7 @@ func New(router adapter.Router, options option.DialerOptions) (N.Dialer, error)
 	}
 	domainStrategy := dns.DomainStrategy(options.DomainStrategy)
 	if domainStrategy != dns.DomainStrategyAsIS || options.Detour == "" {
-		dialer = NewResolveDialer(
-			router,
-			dialer,
-			options.Detour == "" && !options.TCPFastOpen,
-			domainStrategy,
-			time.Duration(options.FallbackDelay))
+		dialer = NewResolveDialer(router, dialer, domainStrategy, time.Duration(options.FallbackDelay))
 	}
 	return dialer, nil
 }

common/dialer/resolve.go

@@ -16,16 +16,14 @@ import (
 
 type ResolveDialer struct {
 	dialer        N.Dialer
-	parallel      bool
 	router        adapter.Router
 	strategy      dns.DomainStrategy
 	fallbackDelay time.Duration
 }
 
-func NewResolveDialer(router adapter.Router, dialer N.Dialer, parallel bool, strategy dns.DomainStrategy, fallbackDelay time.Duration) *ResolveDialer {
+func NewResolveDialer(router adapter.Router, dialer N.Dialer, strategy dns.DomainStrategy, fallbackDelay time.Duration) *ResolveDialer {
 	return &ResolveDialer{
 		dialer,
-		parallel,
 		router,
 		strategy,
 		fallbackDelay,
@@ -36,7 +34,7 @@ func (d *ResolveDialer) DialContext(ctx context.Context, network string, destina
 	if !destination.IsFqdn() {
 		return d.dialer.DialContext(ctx, network, destination)
 	}
-	ctx, metadata := adapter.ExtendContext(ctx)
+	ctx, metadata := adapter.AppendContext(ctx)
 	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
 	metadata.Destination = destination
 	metadata.Domain = ""
@@ -50,18 +48,14 @@ func (d *ResolveDialer) DialContext(ctx context.Context, network string, destina
 	if err != nil {
 		return nil, err
 	}
-	if d.parallel {
-		return N.DialParallel(ctx, d.dialer, network, destination, addresses, d.strategy == dns.DomainStrategyPreferIPv6, d.fallbackDelay)
-	} else {
-		return N.DialSerial(ctx, d.dialer, network, destination, addresses)
-	}
+	return N.DialParallel(ctx, d.dialer, network, destination, addresses, d.strategy == dns.DomainStrategyPreferIPv6, d.fallbackDelay)
 }
 
 func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
 	if !destination.IsFqdn() {
 		return d.dialer.ListenPacket(ctx, destination)
 	}
-	ctx, metadata := adapter.ExtendContext(ctx)
+	ctx, metadata := adapter.AppendContext(ctx)
 	ctx = log.ContextWithOverrideLevel(ctx, log.LevelDebug)
 	metadata.Destination = destination
 	metadata.Domain = ""

common/dialer/router.go

@@ -18,19 +18,11 @@ func NewRouter(router adapter.Router) N.Dialer {
 }
 
 func (d *RouterDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	dialer, err := d.router.DefaultOutbound(network)
-	if err != nil {
-		return nil, err
-	}
-	return dialer.DialContext(ctx, network, destination)
+	return d.router.DefaultOutbound(network).DialContext(ctx, network, destination)
 }
 
 func (d *RouterDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
-	dialer, err := d.router.DefaultOutbound(N.NetworkUDP)
-	if err != nil {
-		return nil, err
-	}
-	return dialer.ListenPacket(ctx, destination)
+	return d.router.DefaultOutbound(N.NetworkUDP).ListenPacket(ctx, destination)
 }
 
 func (d *RouterDialer) Upstream() any {

common/interrupt/conn.go

@@ -1,75 +0,0 @@
-package interrupt
-
-import (
-	"net"
-
-	"github.com/sagernet/sing/common/x/list"
-)
-
-/*type GroupedConn interface {
-	MarkAsInternal()
-}
-
-func MarkAsInternal(conn any) {
-	if groupedConn, isGroupConn := common.Cast[GroupedConn](conn); isGroupConn {
-		groupedConn.MarkAsInternal()
-	}
-}*/
-
-type Conn struct {
-	net.Conn
-	group   *Group
-	element *list.Element[*groupConnItem]
-}
-
-/*func (c *Conn) MarkAsInternal() {
-	c.element.Value.internal = true
-}*/
-
-func (c *Conn) Close() error {
-	c.group.access.Lock()
-	defer c.group.access.Unlock()
-	c.group.connections.Remove(c.element)
-	return c.Conn.Close()
-}
-
-func (c *Conn) ReaderReplaceable() bool {
-	return true
-}
-
-func (c *Conn) WriterReplaceable() bool {
-	return true
-}
-
-func (c *Conn) Upstream() any {
-	return c.Conn
-}
-
-type PacketConn struct {
-	net.PacketConn
-	group   *Group
-	element *list.Element[*groupConnItem]
-}
-
-/*func (c *PacketConn) MarkAsInternal() {
-	c.element.Value.internal = true
-}*/
-
-func (c *PacketConn) Close() error {
-	c.group.access.Lock()
-	defer c.group.access.Unlock()
-	c.group.connections.Remove(c.element)
-	return c.PacketConn.Close()
-}
-
-func (c *PacketConn) ReaderReplaceable() bool {
-	return true
-}
-
-func (c *PacketConn) WriterReplaceable() bool {
-	return true
-}
-
-func (c *PacketConn) Upstream() any {
-	return c.PacketConn
-}

common/interrupt/context.go

@@ -1,13 +0,0 @@
-package interrupt
-
-import "context"
-
-type contextKeyIsExternalConnection struct{}
-
-func ContextWithIsExternalConnection(ctx context.Context) context.Context {
-	return context.WithValue(ctx, contextKeyIsExternalConnection{}, true)
-}
-
-func IsExternalConnectionFromContext(ctx context.Context) bool {
-	return ctx.Value(contextKeyIsExternalConnection{}) != nil
-}

common/interrupt/group.go

@@ -1,52 +0,0 @@
-package interrupt
-
-import (
-	"io"
-	"net"
-	"sync"
-
-	"github.com/sagernet/sing/common/x/list"
-)
-
-type Group struct {
-	access      sync.Mutex
-	connections list.List[*groupConnItem]
-}
-
-type groupConnItem struct {
-	conn       io.Closer
-	isExternal bool
-}
-
-func NewGroup() *Group {
-	return &Group{}
-}
-
-func (g *Group) NewConn(conn net.Conn, isExternal bool) net.Conn {
-	g.access.Lock()
-	defer g.access.Unlock()
-	item := g.connections.PushBack(&groupConnItem{conn, isExternal})
-	return &Conn{Conn: conn, group: g, element: item}
-}
-
-func (g *Group) NewPacketConn(conn net.PacketConn, isExternal bool) net.PacketConn {
-	g.access.Lock()
-	defer g.access.Unlock()
-	item := g.connections.PushBack(&groupConnItem{conn, isExternal})
-	return &PacketConn{PacketConn: conn, group: g, element: item}
-}
-
-func (g *Group) Interrupt(interruptExternalConnections bool) {
-	g.access.Lock()
-	defer g.access.Unlock()
-	var toDelete []*list.Element[*groupConnItem]
-	for element := g.connections.Front(); element != nil; element = element.Next() {
-		if !element.Value.isExternal || interruptExternalConnections {
-			element.Value.conn.Close()
-			toDelete = append(toDelete, element)
-		}
-	}
-	for _, element := range toDelete {
-		g.connections.Remove(element)
-	}
-}

common/json/comment.go

@@ -0,0 +1,128 @@
+package json
+
+import (
+	"bufio"
+	"io"
+)
+
+// kanged from v2ray
+
+type commentFilterState = byte
+
+const (
+	commentFilterStateContent commentFilterState = iota
+	commentFilterStateEscape
+	commentFilterStateDoubleQuote
+	commentFilterStateDoubleQuoteEscape
+	commentFilterStateSingleQuote
+	commentFilterStateSingleQuoteEscape
+	commentFilterStateComment
+	commentFilterStateSlash
+	commentFilterStateMultilineComment
+	commentFilterStateMultilineCommentStar
+)
+
+type CommentFilter struct {
+	br    *bufio.Reader
+	state commentFilterState
+}
+
+func NewCommentFilter(reader io.Reader) io.Reader {
+	return &CommentFilter{br: bufio.NewReader(reader)}
+}
+
+func (v *CommentFilter) Read(b []byte) (int, error) {
+	p := b[:0]
+	for len(p) < len(b)-2 {
+		x, err := v.br.ReadByte()
+		if err != nil {
+			if len(p) == 0 {
+				return 0, err
+			}
+			return len(p), nil
+		}
+		switch v.state {
+		case commentFilterStateContent:
+			switch x {
+			case '"':
+				v.state = commentFilterStateDoubleQuote
+				p = append(p, x)
+			case '\'':
+				v.state = commentFilterStateSingleQuote
+				p = append(p, x)
+			case '\\':
+				v.state = commentFilterStateEscape
+			case '#':
+				v.state = commentFilterStateComment
+			case '/':
+				v.state = commentFilterStateSlash
+			default:
+				p = append(p, x)
+			}
+		case commentFilterStateEscape:
+			p = append(p, '\\', x)
+			v.state = commentFilterStateContent
+		case commentFilterStateDoubleQuote:
+			switch x {
+			case '"':
+				v.state = commentFilterStateContent
+				p = append(p, x)
+			case '\\':
+				v.state = commentFilterStateDoubleQuoteEscape
+			default:
+				p = append(p, x)
+			}
+		case commentFilterStateDoubleQuoteEscape:
+			p = append(p, '\\', x)
+			v.state = commentFilterStateDoubleQuote
+		case commentFilterStateSingleQuote:
+			switch x {
+			case '\'':
+				v.state = commentFilterStateContent
+				p = append(p, x)
+			case '\\':
+				v.state = commentFilterStateSingleQuoteEscape
+			default:
+				p = append(p, x)
+			}
+		case commentFilterStateSingleQuoteEscape:
+			p = append(p, '\\', x)
+			v.state = commentFilterStateSingleQuote
+		case commentFilterStateComment:
+			if x == '\n' {
+				v.state = commentFilterStateContent
+				p = append(p, '\n')
+			}
+		case commentFilterStateSlash:
+			switch x {
+			case '/':
+				v.state = commentFilterStateComment
+			case '*':
+				v.state = commentFilterStateMultilineComment
+			default:
+				p = append(p, '/', x)
+			}
+		case commentFilterStateMultilineComment:
+			switch x {
+			case '*':
+				v.state = commentFilterStateMultilineCommentStar
+			case '\n':
+				p = append(p, '\n')
+			}
+		case commentFilterStateMultilineCommentStar:
+			switch x {
+			case '/':
+				v.state = commentFilterStateContent
+			case '*':
+				// Stay
+			case '\n':
+				p = append(p, '\n')
+			default:
+				v.state = commentFilterStateMultilineComment
+			}
+		default:
+			panic("Unknown state.")
+		}
+	}
+	return len(p), nil
+}

common/json/std.go

@@ -0,0 +1,18 @@
+package json
+
+import "encoding/json"
+
+var (
+	Marshal    = json.Marshal
+	Unmarshal  = json.Unmarshal
+	NewEncoder = json.NewEncoder
+	NewDecoder = json.NewDecoder
+)
+
+type (
+	Encoder     = json.Encoder
+	Decoder     = json.Decoder
+	Token       = json.Token
+	Delim       = json.Delim
+	SyntaxError = json.SyntaxError
+)

common/mux/client.go

@@ -1,42 +1,21 @@
 package mux
 
 import (
-	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-mux"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
 	N "github.com/sagernet/sing/common/network"
 )
 
-type Client = mux.Client
-
-func NewClientWithOptions(dialer N.Dialer, logger logger.Logger, options option.OutboundMultiplexOptions) (*Client, error) {
+func NewClientWithOptions(dialer N.Dialer, options option.MultiplexOptions) (*Client, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
-	var brutalOptions mux.BrutalOptions
-	if options.Brutal != nil && options.Brutal.Enabled {
-		brutalOptions = mux.BrutalOptions{
-			Enabled:    true,
-			SendBPS:    uint64(options.Brutal.UpMbps * C.MbpsToBps),
-			ReceiveBPS: uint64(options.Brutal.DownMbps * C.MbpsToBps),
-		}
-		if brutalOptions.SendBPS < mux.BrutalMinSpeedBPS {
-			return nil, E.New("brutal: invalid upload speed")
-		}
-		if brutalOptions.ReceiveBPS < mux.BrutalMinSpeedBPS {
-			return nil, E.New("brutal: invalid download speed")
-		}
-	}
 	return mux.NewClient(mux.Options{
 		Dialer:         dialer,
-		Logger:         logger,
 		Protocol:       options.Protocol,
 		MaxConnections: options.MaxConnections,
 		MinStreams:     options.MinStreams,
 		MaxStreams:     options.MaxStreams,
 		Padding:        options.Padding,
-		Brutal:         brutalOptions,
 	})
 }

common/mux/protocol.go

@@ -0,0 +1,14 @@
+package mux
+
+import (
+	"github.com/sagernet/sing-mux"
+)
+
+type (
+	Client = mux.Client
+)
+
+var (
+	Destination      = mux.Destination
+	HandleConnection = mux.HandleConnection
+)

common/mux/router.go

@@ -1,65 +0,0 @@
-package mux
-
-import (
-	"context"
-	"net"
-
-	"github.com/sagernet/sing-box/adapter"
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing-mux"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
-	N "github.com/sagernet/sing/common/network"
-)
-
-type Router struct {
-	router  adapter.ConnectionRouter
-	service *mux.Service
-}
-
-func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.ContextLogger, options option.InboundMultiplexOptions) (adapter.ConnectionRouter, error) {
-	if !options.Enabled {
-		return router, nil
-	}
-	var brutalOptions mux.BrutalOptions
-	if options.Brutal != nil && options.Brutal.Enabled {
-		brutalOptions = mux.BrutalOptions{
-			Enabled:    true,
-			SendBPS:    uint64(options.Brutal.UpMbps * C.MbpsToBps),
-			ReceiveBPS: uint64(options.Brutal.DownMbps * C.MbpsToBps),
-		}
-		if brutalOptions.SendBPS < mux.BrutalMinSpeedBPS {
-			return nil, E.New("brutal: invalid upload speed")
-		}
-		if brutalOptions.ReceiveBPS < mux.BrutalMinSpeedBPS {
-			return nil, E.New("brutal: invalid download speed")
-		}
-	}
-	service, err := mux.NewService(mux.ServiceOptions{
-		NewStreamContext: func(ctx context.Context, conn net.Conn) context.Context {
-			return log.ContextWithNewID(ctx)
-		},
-		Logger:  logger,
-		Handler: adapter.NewRouteContextHandler(router, logger),
-		Padding: options.Padding,
-		Brutal:  brutalOptions,
-	})
-	if err != nil {
-		return nil, err
-	}
-	return &Router{router, service}, nil
-}
-
-func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
-	if metadata.Destination == mux.Destination {
-		return r.service.NewConnection(adapter.WithContext(ctx, &metadata), conn, adapter.UpstreamMetadata(metadata))
-	} else {
-		return r.router.RouteConnection(ctx, conn, metadata)
-	}
-}
-
-func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
-	return r.router.RoutePacketConnection(ctx, conn, metadata)
-}

common/mux/v2ray_legacy.go

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

common/proxyproto/dialer.go

@@ -0,0 +1,50 @@
+package proxyproto
+
+import (
+	"context"
+	"net"
+	"net/netip"
+
+	"github.com/sagernet/sing-box/adapter"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+
+	"github.com/pires/go-proxyproto"
+)
+
+var _ N.Dialer = (*Dialer)(nil)
+
+type Dialer struct {
+	N.Dialer
+}
+
+func (d *Dialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	switch N.NetworkName(network) {
+	case N.NetworkTCP:
+		conn, err := d.Dialer.DialContext(ctx, network, destination)
+		if err != nil {
+			return nil, err
+		}
+		var source M.Socksaddr
+		metadata := adapter.ContextFrom(ctx)
+		if metadata != nil {
+			source = metadata.Source
+		}
+		if !source.IsValid() {
+			source = M.SocksaddrFromNet(conn.LocalAddr())
+		}
+		if destination.Addr.Is6() {
+			source = M.SocksaddrFrom(netip.AddrFrom16(source.Addr.As16()), source.Port)
+		}
+		h := proxyproto.HeaderProxyFromAddrs(1, source.TCPAddr(), destination.TCPAddr())
+		_, err = h.WriteTo(conn)
+		if err != nil {
+			conn.Close()
+			return nil, E.Cause(err, "write proxy protocol header")
+		}
+		return conn, nil
+	default:
+		return d.Dialer.DialContext(ctx, network, destination)
+	}
+}

common/proxyproto/listener.go

@@ -0,0 +1,62 @@
+package proxyproto
+
+import (
+	std_bufio "bufio"
+	"net"
+
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
+	M "github.com/sagernet/sing/common/metadata"
+
+	"github.com/pires/go-proxyproto"
+)
+
+type Listener struct {
+	net.Listener
+	AcceptNoHeader bool
+}
+
+func (l *Listener) Accept() (net.Conn, error) {
+	conn, err := l.Listener.Accept()
+	if err != nil {
+		return nil, err
+	}
+	bufReader := std_bufio.NewReader(conn)
+	header, err := proxyproto.Read(bufReader)
+	if err != nil && !(l.AcceptNoHeader && err == proxyproto.ErrNoProxyProtocol) {
+		return nil, &Error{err}
+	}
+	if bufReader.Buffered() > 0 {
+		cache := buf.NewSize(bufReader.Buffered())
+		_, err = cache.ReadFullFrom(bufReader, cache.FreeLen())
+		if err != nil {
+			return nil, &Error{err}
+		}
+		conn = bufio.NewCachedConn(conn, cache)
+	}
+	if header != nil {
+		return &bufio.AddrConn{Conn: conn, Metadata: M.Metadata{
+			Source:      M.SocksaddrFromNet(header.SourceAddr).Unwrap(),
+			Destination: M.SocksaddrFromNet(header.DestinationAddr).Unwrap(),
+		}}, nil
+	}
+	return conn, nil
+}
+
+var _ net.Error = (*Error)(nil)
+
+type Error struct {
+	error
+}
+
+func (e *Error) Unwrap() error {
+	return e.error
+}
+
+func (e *Error) Timeout() bool {
+	return false
+}
+
+func (e *Error) Temporary() bool {
+	return true
+}

common/settings/proxy_android.go

@@ -1,73 +1,43 @@
 package settings
 
 import (
-	"context"
 	"os"
 	"strings"
 
+	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
-	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
-	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/shell"
 )
 
-type AndroidSystemProxy struct {
-	useRish      bool
-	rishPath     string
-	serverAddr   M.Socksaddr
-	supportSOCKS bool
-	isEnabled    bool
-}
+var (
+	useRish  bool
+	rishPath string
+)
 
-func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (*AndroidSystemProxy, error) {
+func init() {
 	userId := os.Getuid()
-	var (
-		useRish  bool
-		rishPath string
-	)
 	if userId == 0 || userId == 1000 || userId == 2000 {
 		useRish = false
 	} else {
 		rishPath, useRish = C.FindPath("rish")
-		if !useRish {
-			return nil, E.Cause(os.ErrPermission, "root or system (adb) permission is required for set system proxy")
-		}
 	}
-	return &AndroidSystemProxy{
-		useRish:      useRish,
-		rishPath:     rishPath,
-		serverAddr:   serverAddr,
-		supportSOCKS: supportSOCKS,
-	}, nil
 }
 
-func (p *AndroidSystemProxy) IsEnabled() bool {
-	return p.isEnabled
-}
-
-func (p *AndroidSystemProxy) Enable() error {
-	err := p.runAndroidShell("settings", "put", "global", "http_proxy", p.serverAddr.String())
-	if err != nil {
-		return err
-	}
-	p.isEnabled = true
-	return nil
-}
-
-func (p *AndroidSystemProxy) Disable() error {
-	err := p.runAndroidShell("settings", "put", "global", "http_proxy", ":0")
-	if err != nil {
-		return err
-	}
-	p.isEnabled = false
-	return nil
-}
-
-func (p *AndroidSystemProxy) runAndroidShell(name string, args ...string) error {
-	if !p.useRish {
+func runAndroidShell(name string, args ...string) error {
+	if !useRish {
 		return shell.Exec(name, args...).Attach().Run()
 	} else {
-		return shell.Exec("sh", p.rishPath, "-c", F.ToString(name, " ", strings.Join(args, " "))).Attach().Run()
+		return shell.Exec("sh", rishPath, "-c", F.ToString(name, " ", strings.Join(args, " "))).Attach().Run()
 	}
 }
+
+func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() error, error) {
+	err := runAndroidShell("settings", "put", "global", "http_proxy", F.ToString("127.0.0.1:", port))
+	if err != nil {
+		return nil, err
+	}
+	return func() error {
+		return runAndroidShell("settings", "put", "global", "http_proxy", ":0")
+	}, nil
+}

common/settings/proxy_darwin.go

@@ -1,56 +1,56 @@
 package settings
 
 import (
-	"context"
 	"net/netip"
-	"strconv"
 	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-tun"
 	E "github.com/sagernet/sing/common/exceptions"
-	M "github.com/sagernet/sing/common/metadata"
+	F "github.com/sagernet/sing/common/format"
 	"github.com/sagernet/sing/common/shell"
 	"github.com/sagernet/sing/common/x/list"
 )
 
-type DarwinSystemProxy struct {
+type systemProxy struct {
 	monitor       tun.DefaultInterfaceMonitor
 	interfaceName string
 	element       *list.Element[tun.DefaultInterfaceUpdateCallback]
-	serverAddr    M.Socksaddr
-	supportSOCKS  bool
-	isEnabled     bool
+	port          uint16
+	isMixed       bool
 }
 
-func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (*DarwinSystemProxy, error) {
-	interfaceMonitor := adapter.RouterFromContext(ctx).InterfaceMonitor()
-	if interfaceMonitor == nil {
-		return nil, E.New("missing interface monitor")
+func (p *systemProxy) update(event int) {
+	newInterfaceName := p.monitor.DefaultInterfaceName(netip.IPv4Unspecified())
+	if p.interfaceName == newInterfaceName {
+		return
 	}
-	proxy := &DarwinSystemProxy{
-		monitor:      interfaceMonitor,
-		serverAddr:   serverAddr,
-		supportSOCKS: supportSOCKS,
+	if p.interfaceName != "" {
+		_ = p.unset()
 	}
-	proxy.element = interfaceMonitor.RegisterCallback(proxy.update)
-	return proxy, nil
+	p.interfaceName = newInterfaceName
+	interfaceDisplayName, err := getInterfaceDisplayName(p.interfaceName)
+	if err != nil {
+		return
+	}
+	if p.isMixed {
+		err = shell.Exec("networksetup", "-setsocksfirewallproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
+	}
+	if err == nil {
+		err = shell.Exec("networksetup", "-setwebproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
+	}
+	if err == nil {
+		_ = shell.Exec("networksetup", "-setsecurewebproxy", interfaceDisplayName, "127.0.0.1", F.ToString(p.port)).Attach().Run()
+	}
+	return
 }
 
-func (p *DarwinSystemProxy) IsEnabled() bool {
-	return p.isEnabled
-}
-
-func (p *DarwinSystemProxy) Enable() error {
-	return p.update0()
-}
-
-func (p *DarwinSystemProxy) Disable() error {
+func (p *systemProxy) unset() error {
 	interfaceDisplayName, err := getInterfaceDisplayName(p.interfaceName)
 	if err != nil {
 		return err
 	}
-	if p.supportSOCKS {
+	if p.isMixed {
 		err = shell.Exec("networksetup", "-setsocksfirewallproxystate", interfaceDisplayName, "off").Attach().Run()
 	}
 	if err == nil {
@@ -59,53 +59,9 @@ func (p *DarwinSystemProxy) Disable() error {
 	if err == nil {
 		err = shell.Exec("networksetup", "-setsecurewebproxystate", interfaceDisplayName, "off").Attach().Run()
 	}
-	if err == nil {
-		p.isEnabled = false
-	}
 	return err
 }
 
-func (p *DarwinSystemProxy) update(event int) {
-	if event&tun.EventInterfaceUpdate == 0 {
-		return
-	}
-	if !p.isEnabled {
-		return
-	}
-	_ = p.update0()
-}
-
-func (p *DarwinSystemProxy) update0() error {
-	newInterfaceName := p.monitor.DefaultInterfaceName(netip.IPv4Unspecified())
-	if p.interfaceName == newInterfaceName {
-		return nil
-	}
-	if p.interfaceName != "" {
-		_ = p.Disable()
-	}
-	p.interfaceName = newInterfaceName
-	interfaceDisplayName, err := getInterfaceDisplayName(p.interfaceName)
-	if err != nil {
-		return err
-	}
-	if p.supportSOCKS {
-		err = shell.Exec("networksetup", "-setsocksfirewallproxy", interfaceDisplayName, p.serverAddr.AddrString(), strconv.Itoa(int(p.serverAddr.Port))).Attach().Run()
-	}
-	if err != nil {
-		return err
-	}
-	err = shell.Exec("networksetup", "-setwebproxy", interfaceDisplayName, p.serverAddr.AddrString(), strconv.Itoa(int(p.serverAddr.Port))).Attach().Run()
-	if err != nil {
-		return err
-	}
-	err = shell.Exec("networksetup", "-setsecurewebproxy", interfaceDisplayName, p.serverAddr.AddrString(), strconv.Itoa(int(p.serverAddr.Port))).Attach().Run()
-	if err != nil {
-		return err
-	}
-	p.isEnabled = true
-	return nil
-}
-
 func getInterfaceDisplayName(name string) (string, error) {
 	content, err := shell.Exec("networksetup", "-listallhardwareports").ReadOutput()
 	if err != nil {
@@ -121,3 +77,21 @@ func getInterfaceDisplayName(name string) (string, error) {
 	}
 	return "", E.New(name, " not found in networksetup -listallhardwareports")
 }
+
+func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() error, error) {
+	interfaceMonitor := router.InterfaceMonitor()
+	if interfaceMonitor == nil {
+		return nil, E.New("missing interface monitor")
+	}
+	proxy := &systemProxy{
+		monitor: interfaceMonitor,
+		port:    port,
+		isMixed: isMixed,
+	}
+	proxy.update(tun.EventInterfaceUpdate)
+	proxy.element = interfaceMonitor.RegisterCallback(proxy.update)
+	return func() error {
+		interfaceMonitor.UnregisterCallback(proxy.element)
+		return proxy.unset()
+	}, nil
+}

common/settings/proxy_linux.go

@@ -3,161 +3,75 @@
 package settings
 
 import (
-	"context"
 	"os"
 	"os/exec"
 	"strings"
 
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	F "github.com/sagernet/sing/common/format"
-	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/shell"
 )
 
-type LinuxSystemProxy struct {
-	hasGSettings     bool
-	hasKWriteConfig5 bool
-	sudoUser         string
-	serverAddr       M.Socksaddr
-	supportSOCKS     bool
-	isEnabled        bool
-}
+var (
+	hasGSettings bool
+	sudoUser     string
+)
 
-func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (*LinuxSystemProxy, error) {
-	hasGSettings := common.Error(exec.LookPath("gsettings")) == nil
-	hasKWriteConfig5 := common.Error(exec.LookPath("kwriteconfig5")) == nil
-	var sudoUser string
+func init() {
+	hasGSettings = common.Error(exec.LookPath("gsettings")) == nil
 	if os.Getuid() == 0 {
 		sudoUser = os.Getenv("SUDO_USER")
 	}
-	if !hasGSettings && !hasKWriteConfig5 {
-		return nil, E.New("unsupported desktop environment")
-	}
-	return &LinuxSystemProxy{
-		hasGSettings:     hasGSettings,
-		hasKWriteConfig5: hasKWriteConfig5,
-		sudoUser:         sudoUser,
-		serverAddr:       serverAddr,
-		supportSOCKS:     supportSOCKS,
-	}, nil
 }
 
-func (p *LinuxSystemProxy) IsEnabled() bool {
-	return p.isEnabled
-}
-
-func (p *LinuxSystemProxy) Enable() error {
-	if p.hasGSettings {
-		err := p.runAsUser("gsettings", "set", "org.gnome.system.proxy.http", "enabled", "true")
-		if err != nil {
-			return err
-		}
-		if p.supportSOCKS {
-			err = p.setGnomeProxy("ftp", "http", "https", "socks")
-		} else {
-			err = p.setGnomeProxy("http", "https")
-		}
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("gsettings", "set", "org.gnome.system.proxy", "use-same-proxy", F.ToString(p.supportSOCKS))
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("gsettings", "set", "org.gnome.system.proxy", "mode", "manual")
-		if err != nil {
-			return err
-		}
-	}
-	if p.hasKWriteConfig5 {
-		err := p.runAsUser("kwriteconfig5", "--file", "kioslaverc", "--group", "Proxy Settings", "--key", "ProxyType", "1")
-		if err != nil {
-			return err
-		}
-		if p.supportSOCKS {
-			err = p.setKDEProxy("ftp", "http", "https", "socks")
-		} else {
-			err = p.setKDEProxy("http", "https")
-		}
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("kwriteconfig5", "--file", "kioslaverc", "--group", "Proxy Settings", "--key", "Authmode", "0")
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("dbus-send", "--type=signal", "/KIO/Scheduler", "org.kde.KIO.Scheduler.reparseSlaveConfiguration", "string:''")
-		if err != nil {
-			return err
-		}
-	}
-	p.isEnabled = true
-	return nil
-}
-
-func (p *LinuxSystemProxy) Disable() error {
-	if p.hasGSettings {
-		err := p.runAsUser("gsettings", "set", "org.gnome.system.proxy", "mode", "none")
-		if err != nil {
-			return err
-		}
-	}
-	if p.hasKWriteConfig5 {
-		err := p.runAsUser("kwriteconfig5", "--file", "kioslaverc", "--group", "Proxy Settings", "--key", "ProxyType", "0")
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("dbus-send", "--type=signal", "/KIO/Scheduler", "org.kde.KIO.Scheduler.reparseSlaveConfiguration", "string:''")
-		if err != nil {
-			return err
-		}
-	}
-	p.isEnabled = false
-	return nil
-}
-
-func (p *LinuxSystemProxy) runAsUser(name string, args ...string) error {
+func runAsUser(name string, args ...string) error {
 	if os.Getuid() != 0 {
 		return shell.Exec(name, args...).Attach().Run()
-	} else if p.sudoUser != "" {
-		return shell.Exec("su", "-", p.sudoUser, "-c", F.ToString(name, " ", strings.Join(args, " "))).Attach().Run()
+	} else if sudoUser != "" {
+		return shell.Exec("su", "-", sudoUser, "-c", F.ToString(name, " ", strings.Join(args, " "))).Attach().Run()
 	} else {
 		return E.New("set system proxy: unable to set as root")
 	}
 }
 
-func (p *LinuxSystemProxy) setGnomeProxy(proxyTypes ...string) error {
-	for _, proxyType := range proxyTypes {
-		err := p.runAsUser("gsettings", "set", "org.gnome.system.proxy."+proxyType, "host", p.serverAddr.AddrString())
-		if err != nil {
-			return err
-		}
-		err = p.runAsUser("gsettings", "set", "org.gnome.system.proxy."+proxyType, "port", F.ToString(p.serverAddr.Port))
-		if err != nil {
-			return err
-		}
+func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() error, error) {
+	if !hasGSettings {
+		return nil, E.New("unsupported desktop environment")
 	}
-	return nil
+	err := runAsUser("gsettings", "set", "org.gnome.system.proxy.http", "enabled", "true")
+	if err != nil {
+		return nil, err
+	}
+	if isMixed {
+		err = setGnomeProxy(port, "ftp", "http", "https", "socks")
+	} else {
+		err = setGnomeProxy(port, "http", "https")
+	}
+	if err != nil {
+		return nil, err
+	}
+	err = runAsUser("gsettings", "set", "org.gnome.system.proxy", "use-same-proxy", F.ToString(isMixed))
+	if err != nil {
+		return nil, err
+	}
+	err = runAsUser("gsettings", "set", "org.gnome.system.proxy", "mode", "manual")
+	if err != nil {
+		return nil, err
+	}
+	return func() error {
+		return runAsUser("gsettings", "set", "org.gnome.system.proxy", "mode", "none")
+	}, nil
 }
 
-func (p *LinuxSystemProxy) setKDEProxy(proxyTypes ...string) error {
+func setGnomeProxy(port uint16, proxyTypes ...string) error {
 	for _, proxyType := range proxyTypes {
-		var proxyUrl string
-		if proxyType == "socks" {
-			proxyUrl = "socks://" + p.serverAddr.String()
-		} else {
-			proxyUrl = "http://" + p.serverAddr.String()
+		err := runAsUser("gsettings", "set", "org.gnome.system.proxy."+proxyType, "host", "127.0.0.1")
+		if err != nil {
+			return err
 		}
-		err := p.runAsUser(
-			"kwriteconfig5",
-			"--file",
-			"kioslaverc",
-			"--group",
-			"Proxy Settings",
-			"--key", proxyType+"Proxy",
-			proxyUrl,
-		)
+		err = runAsUser("gsettings", "set", "org.gnome.system.proxy."+proxyType, "port", F.ToString(port))
 		if err != nil {
 			return err
 		}

common/settings/proxy_stub.go

@@ -3,12 +3,11 @@
 package settings
 
 import (
-	"context"
 	"os"
 
-	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing-box/adapter"
 )
 
-func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (SystemProxy, error) {
+func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() error, error) {
 	return nil, os.ErrInvalid
 }

common/settings/proxy_windows.go

@@ -1,43 +1,17 @@
 package settings
 
 import (
-	"context"
-
-	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing-box/adapter"
+	F "github.com/sagernet/sing/common/format"
 	"github.com/sagernet/sing/common/wininet"
 )
 
-type WindowsSystemProxy struct {
-	serverAddr   M.Socksaddr
-	supportSOCKS bool
-	isEnabled    bool
-}
-
-func NewSystemProxy(ctx context.Context, serverAddr M.Socksaddr, supportSOCKS bool) (*WindowsSystemProxy, error) {
-	return &WindowsSystemProxy{
-		serverAddr:   serverAddr,
-		supportSOCKS: supportSOCKS,
+func SetSystemProxy(router adapter.Router, port uint16, isMixed bool) (func() error, error) {
+	err := wininet.SetSystemProxy(F.ToString("http://127.0.0.1:", port), "")
+	if err != nil {
+		return nil, err
+	}
+	return func() error {
+		return wininet.ClearSystemProxy()
 	}, nil
 }
-
-func (p *WindowsSystemProxy) IsEnabled() bool {
-	return p.isEnabled
-}
-
-func (p *WindowsSystemProxy) Enable() error {
-	err := wininet.SetSystemProxy("http://"+p.serverAddr.String(), "")
-	if err != nil {
-		return err
-	}
-	p.isEnabled = true
-	return nil
-}
-
-func (p *WindowsSystemProxy) Disable() error {
-	err := wininet.ClearSystemProxy()
-	if err != nil {
-		return err
-	}
-	p.isEnabled = false
-	return nil
-}

common/settings/system_proxy.go

@@ -1,7 +0,0 @@
-package settings
-
-type SystemProxy interface {
-	IsEnabled() bool
-	Enable() error
-	Disable() error
-}

common/sniff/quic.go

@@ -182,52 +182,11 @@ func QUICClientHello(ctx context.Context, packet []byte) (*adapter.InboundContex
 			break
 		}
 		switch frameType {
-		case 0x00: // PADDING
+		case 0x0:
 			continue
-		case 0x01: // PING
+		case 0x1:
 			continue
-		case 0x02, 0x03: // ACK
-			_, err = qtls.ReadUvarint(decryptedReader) // Largest Acknowledged
-			if err != nil {
-				return nil, err
-			}
-			_, err = qtls.ReadUvarint(decryptedReader) // ACK Delay
-			if err != nil {
-				return nil, err
-			}
-			ackRangeCount, err := qtls.ReadUvarint(decryptedReader) // ACK Range Count
-			if err != nil {
-				return nil, err
-			}
-			_, err = qtls.ReadUvarint(decryptedReader) // First ACK Range
-			if err != nil {
-				return nil, err
-			}
-			for i := 0; i < int(ackRangeCount); i++ {
-				_, err = qtls.ReadUvarint(decryptedReader) // Gap
-				if err != nil {
-					return nil, err
-				}
-				_, err = qtls.ReadUvarint(decryptedReader) // ACK Range Length
-				if err != nil {
-					return nil, err
-				}
-			}
-			if frameType == 0x03 {
-				_, err = qtls.ReadUvarint(decryptedReader) // ECT0 Count
-				if err != nil {
-					return nil, err
-				}
-				_, err = qtls.ReadUvarint(decryptedReader) // ECT1 Count
-				if err != nil {
-					return nil, err
-				}
-				_, err = qtls.ReadUvarint(decryptedReader) // ECN-CE Count
-				if err != nil {
-					return nil, err
-				}
-			}
-		case 0x06: // CRYPTO
+		case 0x6:
 			var offset uint64
 			offset, err = qtls.ReadUvarint(decryptedReader)
 			if err != nil {
@@ -249,26 +208,8 @@ func QUICClientHello(ctx context.Context, packet []byte) (*adapter.InboundContex
 			if err != nil {
 				return nil, err
 			}
-		case 0x1c: // CONNECTION_CLOSE
-			_, err = qtls.ReadUvarint(decryptedReader) // Error Code
-			if err != nil {
-				return nil, err
-			}
-			_, err = qtls.ReadUvarint(decryptedReader) // Frame Type
-			if err != nil {
-				return nil, err
-			}
-			var length uint64
-			length, err = qtls.ReadUvarint(decryptedReader) // Reason Phrase Length
-			if err != nil {
-				return nil, err
-			}
-			_, err = decryptedReader.Seek(int64(length), io.SeekCurrent) // Reason Phrase
-			if err != nil {
-				return nil, err
-			}
 		default:
-			return nil, os.ErrInvalid
+			// ignore unknown frame type
 		}
 	}
 	tlsHdr := make([]byte, 5)

common/srs/binary.go

@@ -1,487 +0,0 @@
-package srs
-
-import (
-	"compress/zlib"
-	"encoding/binary"
-	"io"
-	"net/netip"
-
-	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/option"
-	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/domain"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/rw"
-
-	"go4.org/netipx"
-)
-
-var MagicBytes = [3]byte{0x53, 0x52, 0x53} // SRS
-
-const (
-	ruleItemQueryType uint8 = iota
-	ruleItemNetwork
-	ruleItemDomain
-	ruleItemDomainKeyword
-	ruleItemDomainRegex
-	ruleItemSourceIPCIDR
-	ruleItemIPCIDR
-	ruleItemSourcePort
-	ruleItemSourcePortRange
-	ruleItemPort
-	ruleItemPortRange
-	ruleItemProcessName
-	ruleItemProcessPath
-	ruleItemPackageName
-	ruleItemWIFISSID
-	ruleItemWIFIBSSID
-	ruleItemFinal uint8 = 0xFF
-)
-
-func Read(reader io.Reader, recovery bool) (ruleSet option.PlainRuleSet, err error) {
-	var magicBytes [3]byte
-	_, err = io.ReadFull(reader, magicBytes[:])
-	if err != nil {
-		return
-	}
-	if magicBytes != MagicBytes {
-		err = E.New("invalid sing-box rule set file")
-		return
-	}
-	var version uint8
-	err = binary.Read(reader, binary.BigEndian, &version)
-	if err != nil {
-		return ruleSet, err
-	}
-	if version != 1 {
-		return ruleSet, E.New("unsupported version: ", version)
-	}
-	zReader, err := zlib.NewReader(reader)
-	if err != nil {
-		return
-	}
-	length, err := rw.ReadUVariant(zReader)
-	if err != nil {
-		return
-	}
-	ruleSet.Rules = make([]option.HeadlessRule, length)
-	for i := uint64(0); i < length; i++ {
-		ruleSet.Rules[i], err = readRule(zReader, recovery)
-		if err != nil {
-			err = E.Cause(err, "read rule[", i, "]")
-			return
-		}
-	}
-	return
-}
-
-func Write(writer io.Writer, ruleSet option.PlainRuleSet) error {
-	_, err := writer.Write(MagicBytes[:])
-	if err != nil {
-		return err
-	}
-	err = binary.Write(writer, binary.BigEndian, uint8(1))
-	if err != nil {
-		return err
-	}
-	zWriter, err := zlib.NewWriterLevel(writer, zlib.BestCompression)
-	if err != nil {
-		return err
-	}
-	err = rw.WriteUVariant(zWriter, uint64(len(ruleSet.Rules)))
-	if err != nil {
-		return err
-	}
-	for _, rule := range ruleSet.Rules {
-		err = writeRule(zWriter, rule)
-		if err != nil {
-			return err
-		}
-	}
-	return zWriter.Close()
-}
-
-func readRule(reader io.Reader, recovery bool) (rule option.HeadlessRule, err error) {
-	var ruleType uint8
-	err = binary.Read(reader, binary.BigEndian, &ruleType)
-	if err != nil {
-		return
-	}
-	switch ruleType {
-	case 0:
-		rule.Type = C.RuleTypeDefault
-		rule.DefaultOptions, err = readDefaultRule(reader, recovery)
-	case 1:
-		rule.Type = C.RuleTypeLogical
-		rule.LogicalOptions, err = readLogicalRule(reader, recovery)
-	default:
-		err = E.New("unknown rule type: ", ruleType)
-	}
-	return
-}
-
-func writeRule(writer io.Writer, rule option.HeadlessRule) error {
-	switch rule.Type {
-	case C.RuleTypeDefault:
-		return writeDefaultRule(writer, rule.DefaultOptions)
-	case C.RuleTypeLogical:
-		return writeLogicalRule(writer, rule.LogicalOptions)
-	default:
-		panic("unknown rule type: " + rule.Type)
-	}
-}
-
-func readDefaultRule(reader io.Reader, recovery bool) (rule option.DefaultHeadlessRule, err error) {
-	var lastItemType uint8
-	for {
-		var itemType uint8
-		err = binary.Read(reader, binary.BigEndian, &itemType)
-		if err != nil {
-			return
-		}
-		switch itemType {
-		case ruleItemQueryType:
-			var rawQueryType []uint16
-			rawQueryType, err = readRuleItemUint16(reader)
-			if err != nil {
-				return
-			}
-			rule.QueryType = common.Map(rawQueryType, func(it uint16) option.DNSQueryType {
-				return option.DNSQueryType(it)
-			})
-		case ruleItemNetwork:
-			rule.Network, err = readRuleItemString(reader)
-		case ruleItemDomain:
-			var matcher *domain.Matcher
-			matcher, err = domain.ReadMatcher(reader)
-			if err != nil {
-				return
-			}
-			rule.DomainMatcher = matcher
-		case ruleItemDomainKeyword:
-			rule.DomainKeyword, err = readRuleItemString(reader)
-		case ruleItemDomainRegex:
-			rule.DomainRegex, err = readRuleItemString(reader)
-		case ruleItemSourceIPCIDR:
-			rule.SourceIPSet, err = readIPSet(reader)
-			if err != nil {
-				return
-			}
-			if recovery {
-				rule.SourceIPCIDR = common.Map(rule.SourceIPSet.Prefixes(), netip.Prefix.String)
-			}
-		case ruleItemIPCIDR:
-			rule.IPSet, err = readIPSet(reader)
-			if err != nil {
-				return
-			}
-			if recovery {
-				rule.IPCIDR = common.Map(rule.IPSet.Prefixes(), netip.Prefix.String)
-			}
-		case ruleItemSourcePort:
-			rule.SourcePort, err = readRuleItemUint16(reader)
-		case ruleItemSourcePortRange:
-			rule.SourcePortRange, err = readRuleItemString(reader)
-		case ruleItemPort:
-			rule.Port, err = readRuleItemUint16(reader)
-		case ruleItemPortRange:
-			rule.PortRange, err = readRuleItemString(reader)
-		case ruleItemProcessName:
-			rule.ProcessName, err = readRuleItemString(reader)
-		case ruleItemProcessPath:
-			rule.ProcessPath, err = readRuleItemString(reader)
-		case ruleItemPackageName:
-			rule.PackageName, err = readRuleItemString(reader)
-		case ruleItemWIFISSID:
-			rule.WIFISSID, err = readRuleItemString(reader)
-		case ruleItemWIFIBSSID:
-			rule.WIFIBSSID, err = readRuleItemString(reader)
-		case ruleItemFinal:
-			err = binary.Read(reader, binary.BigEndian, &rule.Invert)
-			return
-		default:
-			err = E.New("unknown rule item type: ", itemType, ", last type: ", lastItemType)
-		}
-		if err != nil {
-			return
-		}
-		lastItemType = itemType
-	}
-}
-
-func writeDefaultRule(writer io.Writer, rule option.DefaultHeadlessRule) error {
-	err := binary.Write(writer, binary.BigEndian, uint8(0))
-	if err != nil {
-		return err
-	}
-	if len(rule.QueryType) > 0 {
-		err = writeRuleItemUint16(writer, ruleItemQueryType, common.Map(rule.QueryType, func(it option.DNSQueryType) uint16 {
-			return uint16(it)
-		}))
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.Network) > 0 {
-		err = writeRuleItemString(writer, ruleItemNetwork, rule.Network)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.Domain) > 0 || len(rule.DomainSuffix) > 0 {
-		err = binary.Write(writer, binary.BigEndian, ruleItemDomain)
-		if err != nil {
-			return err
-		}
-		err = domain.NewMatcher(rule.Domain, rule.DomainSuffix).Write(writer)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.DomainKeyword) > 0 {
-		err = writeRuleItemString(writer, ruleItemDomainKeyword, rule.DomainKeyword)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.DomainRegex) > 0 {
-		err = writeRuleItemString(writer, ruleItemDomainRegex, rule.DomainRegex)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.SourceIPCIDR) > 0 {
-		err = writeRuleItemCIDR(writer, ruleItemSourceIPCIDR, rule.SourceIPCIDR)
-		if err != nil {
-			return E.Cause(err, "source_ipcidr")
-		}
-	}
-	if len(rule.IPCIDR) > 0 {
-		err = writeRuleItemCIDR(writer, ruleItemIPCIDR, rule.IPCIDR)
-		if err != nil {
-			return E.Cause(err, "ipcidr")
-		}
-	}
-	if len(rule.SourcePort) > 0 {
-		err = writeRuleItemUint16(writer, ruleItemSourcePort, rule.SourcePort)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.SourcePortRange) > 0 {
-		err = writeRuleItemString(writer, ruleItemSourcePortRange, rule.SourcePortRange)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.Port) > 0 {
-		err = writeRuleItemUint16(writer, ruleItemPort, rule.Port)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.PortRange) > 0 {
-		err = writeRuleItemString(writer, ruleItemPortRange, rule.PortRange)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.ProcessName) > 0 {
-		err = writeRuleItemString(writer, ruleItemProcessName, rule.ProcessName)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.ProcessPath) > 0 {
-		err = writeRuleItemString(writer, ruleItemProcessPath, rule.ProcessPath)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.PackageName) > 0 {
-		err = writeRuleItemString(writer, ruleItemPackageName, rule.PackageName)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.WIFISSID) > 0 {
-		err = writeRuleItemString(writer, ruleItemWIFISSID, rule.WIFISSID)
-		if err != nil {
-			return err
-		}
-	}
-	if len(rule.WIFIBSSID) > 0 {
-		err = writeRuleItemString(writer, ruleItemWIFIBSSID, rule.WIFIBSSID)
-		if err != nil {
-			return err
-		}
-	}
-	err = binary.Write(writer, binary.BigEndian, ruleItemFinal)
-	if err != nil {
-		return err
-	}
-	err = binary.Write(writer, binary.BigEndian, rule.Invert)
-	if err != nil {
-		return err
-	}
-	return nil
-}
-
-func readRuleItemString(reader io.Reader) ([]string, error) {
-	length, err := rw.ReadUVariant(reader)
-	if err != nil {
-		return nil, err
-	}
-	value := make([]string, length)
-	for i := uint64(0); i < length; i++ {
-		value[i], err = rw.ReadVString(reader)
-		if err != nil {
-			return nil, err
-		}
-	}
-	return value, nil
-}
-
-func writeRuleItemString(writer io.Writer, itemType uint8, value []string) error {
-	err := binary.Write(writer, binary.BigEndian, itemType)
-	if err != nil {
-		return err
-	}
-	err = rw.WriteUVariant(writer, uint64(len(value)))
-	if err != nil {
-		return err
-	}
-	for _, item := range value {
-		err = rw.WriteVString(writer, item)
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func readRuleItemUint16(reader io.Reader) ([]uint16, error) {
-	length, err := rw.ReadUVariant(reader)
-	if err != nil {
-		return nil, err
-	}
-	value := make([]uint16, length)
-	for i := uint64(0); i < length; i++ {
-		err = binary.Read(reader, binary.BigEndian, &value[i])
-		if err != nil {
-			return nil, err
-		}
-	}
-	return value, nil
-}
-
-func writeRuleItemUint16(writer io.Writer, itemType uint8, value []uint16) error {
-	err := binary.Write(writer, binary.BigEndian, itemType)
-	if err != nil {
-		return err
-	}
-	err = rw.WriteUVariant(writer, uint64(len(value)))
-	if err != nil {
-		return err
-	}
-	for _, item := range value {
-		err = binary.Write(writer, binary.BigEndian, item)
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func writeRuleItemCIDR(writer io.Writer, itemType uint8, value []string) error {
-	var builder netipx.IPSetBuilder
-	for i, prefixString := range value {
-		prefix, err := netip.ParsePrefix(prefixString)
-		if err == nil {
-			builder.AddPrefix(prefix)
-			continue
-		}
-		addr, addrErr := netip.ParseAddr(prefixString)
-		if addrErr == nil {
-			builder.Add(addr)
-			continue
-		}
-		return E.Cause(err, "parse [", i, "]")
-	}
-	ipSet, err := builder.IPSet()
-	if err != nil {
-		return err
-	}
-	err = binary.Write(writer, binary.BigEndian, itemType)
-	if err != nil {
-		return err
-	}
-	return writeIPSet(writer, ipSet)
-}
-
-func readLogicalRule(reader io.Reader, recovery bool) (logicalRule option.LogicalHeadlessRule, err error) {
-	var mode uint8
-	err = binary.Read(reader, binary.BigEndian, &mode)
-	if err != nil {
-		return
-	}
-	switch mode {
-	case 0:
-		logicalRule.Mode = C.LogicalTypeAnd
-	case 1:
-		logicalRule.Mode = C.LogicalTypeOr
-	default:
-		err = E.New("unknown logical mode: ", mode)
-		return
-	}
-	length, err := rw.ReadUVariant(reader)
-	if err != nil {
-		return
-	}
-	logicalRule.Rules = make([]option.HeadlessRule, length)
-	for i := uint64(0); i < length; i++ {
-		logicalRule.Rules[i], err = readRule(reader, recovery)
-		if err != nil {
-			err = E.Cause(err, "read logical rule [", i, "]")
-			return
-		}
-	}
-	err = binary.Read(reader, binary.BigEndian, &logicalRule.Invert)
-	if err != nil {
-		return
-	}
-	return
-}
-
-func writeLogicalRule(writer io.Writer, logicalRule option.LogicalHeadlessRule) error {
-	err := binary.Write(writer, binary.BigEndian, uint8(1))
-	if err != nil {
-		return err
-	}
-	switch logicalRule.Mode {
-	case C.LogicalTypeAnd:
-		err = binary.Write(writer, binary.BigEndian, uint8(0))
-	case C.LogicalTypeOr:
-		err = binary.Write(writer, binary.BigEndian, uint8(1))
-	default:
-		panic("unknown logical mode: " + logicalRule.Mode)
-	}
-	if err != nil {
-		return err
-	}
-	err = rw.WriteUVariant(writer, uint64(len(logicalRule.Rules)))
-	if err != nil {
-		return err
-	}
-	for _, rule := range logicalRule.Rules {
-		err = writeRule(writer, rule)
-		if err != nil {
-			return err
-		}
-	}
-	err = binary.Write(writer, binary.BigEndian, logicalRule.Invert)
-	if err != nil {
-		return err
-	}
-	return nil
-}

common/srs/ip_set.go

@@ -1,116 +0,0 @@
-package srs
-
-import (
-	"encoding/binary"
-	"io"
-	"net/netip"
-	"unsafe"
-
-	"github.com/sagernet/sing/common/rw"
-
-	"go4.org/netipx"
-)
-
-type myIPSet struct {
-	rr []myIPRange
-}
-
-type myIPRange struct {
-	from netip.Addr
-	to   netip.Addr
-}
-
-func readIPSet(reader io.Reader) (*netipx.IPSet, error) {
-	var version uint8
-	err := binary.Read(reader, binary.BigEndian, &version)
-	if err != nil {
-		return nil, err
-	}
-	var length uint64
-	err = binary.Read(reader, binary.BigEndian, &length)
-	if err != nil {
-		return nil, err
-	}
-	mySet := &myIPSet{
-		rr: make([]myIPRange, length),
-	}
-	for i := uint64(0); i < length; i++ {
-		var (
-			fromLen  uint64
-			toLen    uint64
-			fromAddr netip.Addr
-			toAddr   netip.Addr
-		)
-		fromLen, err = rw.ReadUVariant(reader)
-		if err != nil {
-			return nil, err
-		}
-		fromBytes := make([]byte, fromLen)
-		_, err = io.ReadFull(reader, fromBytes)
-		if err != nil {
-			return nil, err
-		}
-		err = fromAddr.UnmarshalBinary(fromBytes)
-		if err != nil {
-			return nil, err
-		}
-		toLen, err = rw.ReadUVariant(reader)
-		if err != nil {
-			return nil, err
-		}
-		toBytes := make([]byte, toLen)
-		_, err = io.ReadFull(reader, toBytes)
-		if err != nil {
-			return nil, err
-		}
-		err = toAddr.UnmarshalBinary(toBytes)
-		if err != nil {
-			return nil, err
-		}
-		mySet.rr[i] = myIPRange{fromAddr, toAddr}
-	}
-	return (*netipx.IPSet)(unsafe.Pointer(mySet)), nil
-}
-
-func writeIPSet(writer io.Writer, set *netipx.IPSet) error {
-	err := binary.Write(writer, binary.BigEndian, uint8(1))
-	if err != nil {
-		return err
-	}
-	mySet := (*myIPSet)(unsafe.Pointer(set))
-	err = binary.Write(writer, binary.BigEndian, uint64(len(mySet.rr)))
-	if err != nil {
-		return err
-	}
-	for _, rr := range mySet.rr {
-		var (
-			fromBinary []byte
-			toBinary   []byte
-		)
-		fromBinary, err = rr.from.MarshalBinary()
-		if err != nil {
-			return err
-		}
-		err = rw.WriteUVariant(writer, uint64(len(fromBinary)))
-		if err != nil {
-			return err
-		}
-		_, err = writer.Write(fromBinary)
-		if err != nil {
-			return err
-		}
-		toBinary, err = rr.to.MarshalBinary()
-		if err != nil {
-			return err
-		}
-		err = rw.WriteUVariant(writer, uint64(len(toBinary)))
-		if err != nil {
-			return err
-		}
-		_, err = writer.Write(toBinary)
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}

common/taskmonitor/monitor.go

@@ -1,31 +0,0 @@
-package taskmonitor
-
-import (
-	"time"
-
-	F "github.com/sagernet/sing/common/format"
-	"github.com/sagernet/sing/common/logger"
-)
-
-type Monitor struct {
-	logger  logger.Logger
-	timeout time.Duration
-	timer   *time.Timer
-}
-
-func New(logger logger.Logger, timeout time.Duration) *Monitor {
-	return &Monitor{
-		logger:  logger,
-		timeout: timeout,
-	}
-}
-
-func (m *Monitor) Start(taskName ...any) {
-	m.timer = time.AfterFunc(m.timeout, func() {
-		m.logger.Warn(F.ToString(taskName...), " take too much time to finish!")
-	})
-}
-
-func (m *Monitor) Finish() {
-	m.timer.Stop()
-}

common/tls/acme.go

@@ -9,13 +9,10 @@ import (
 	"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/caddyserver/certmagic"
-	"github.com/libdns/alidns"
-	"github.com/libdns/cloudflare"
 	"github.com/mholt/acmez/acme"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
@@ -77,24 +74,6 @@ func startACME(ctx context.Context, options option.InboundACMEOptions) (*tls.Con
 		AltTLSALPNPort:          int(options.AlternativeTLSPort),
 		Logger:                  config.Logger,
 	}
-	if dnsOptions := options.DNS01Challenge; dnsOptions != nil && dnsOptions.Provider != "" {
-		var solver certmagic.DNS01Solver
-		switch dnsOptions.Provider {
-		case C.DNSProviderAliDNS:
-			solver.DNSProvider = &alidns.Provider{
-				AccKeyID:     dnsOptions.AliDNSOptions.AccessKeyID,
-				AccKeySecret: dnsOptions.AliDNSOptions.AccessKeySecret,
-				RegionID:     dnsOptions.AliDNSOptions.RegionID,
-			}
-		case C.DNSProviderCloudflare:
-			solver.DNSProvider = &cloudflare.Provider{
-				APIToken: dnsOptions.CloudflareOptions.APIToken,
-			}
-		default:
-			return nil, nil, E.New("unsupported ACME DNS01 provider type: " + dnsOptions.Provider)
-		}
-		acmeConfig.DNS01Solver = &solver
-	}
 	if options.ExternalAccount != nil && options.ExternalAccount.KeyID != "" {
 		acmeConfig.ExternalAccount = (*acme.EAB)(options.ExternalAccount)
 	}

common/tls/client.go

@@ -6,7 +6,6 @@ import (
 	"os"
 
 	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-box/common/badtls"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	M "github.com/sagernet/sing/common/metadata"
@@ -14,46 +13,36 @@ import (
 	aTLS "github.com/sagernet/sing/common/tls"
 )
 
-func NewDialerFromOptions(ctx context.Context, router adapter.Router, dialer N.Dialer, serverAddress string, options option.OutboundTLSOptions) (N.Dialer, error) {
+func NewDialerFromOptions(router adapter.Router, dialer N.Dialer, serverAddress string, options option.OutboundTLSOptions) (N.Dialer, error) {
 	if !options.Enabled {
 		return dialer, nil
 	}
-	config, err := NewClient(ctx, serverAddress, options)
+	config, err := NewClient(router, serverAddress, options)
 	if err != nil {
 		return nil, err
 	}
 	return NewDialer(dialer, config), nil
 }
 
-func NewClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
 	if options.ECH != nil && options.ECH.Enabled {
-		return NewECHClient(ctx, serverAddress, options)
+		return NewECHClient(router, serverAddress, options)
 	} else if options.Reality != nil && options.Reality.Enabled {
-		return NewRealityClient(ctx, serverAddress, options)
+		return NewRealityClient(router, serverAddress, options)
 	} else if options.UTLS != nil && options.UTLS.Enabled {
-		return NewUTLSClient(ctx, serverAddress, options)
+		return NewUTLSClient(router, serverAddress, options)
 	} else {
-		return NewSTDClient(ctx, serverAddress, options)
+		return NewSTDClient(router, serverAddress, options)
 	}
 }
 
 func ClientHandshake(ctx context.Context, conn net.Conn, config Config) (Conn, error) {
 	ctx, cancel := context.WithTimeout(ctx, C.TCPTimeout)
 	defer cancel()
-	tlsConn, err := aTLS.ClientHandshake(ctx, conn, config)
-	if err != nil {
-		return nil, err
-	}
-	readWaitConn, err := badtls.NewReadWaitConn(tlsConn)
-	if err == nil {
-		return readWaitConn, nil
-	} else if err != os.ErrInvalid {
-		return nil, err
-	}
-	return tlsConn, nil
+	return aTLS.ClientHandshake(ctx, conn, config)
 }
 
 type Dialer struct {

common/tls/ech_client.go

@@ -7,53 +7,50 @@ import (
 	"crypto/tls"
 	"crypto/x509"
 	"encoding/base64"
-	"encoding/pem"
 	"net"
 	"net/netip"
 	"os"
-	"strings"
 
 	cftls "github.com/sagernet/cloudflare-tls"
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-dns"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/ntp"
 
 	mDNS "github.com/miekg/dns"
 )
 
-type echClientConfig struct {
+type ECHClientConfig struct {
 	config *cftls.Config
 }
 
-func (c *echClientConfig) ServerName() string {
-	return c.config.ServerName
+func (e *ECHClientConfig) ServerName() string {
+	return e.config.ServerName
 }
 
-func (c *echClientConfig) SetServerName(serverName string) {
-	c.config.ServerName = serverName
+func (e *ECHClientConfig) SetServerName(serverName string) {
+	e.config.ServerName = serverName
 }
 
-func (c *echClientConfig) NextProtos() []string {
-	return c.config.NextProtos
+func (e *ECHClientConfig) NextProtos() []string {
+	return e.config.NextProtos
 }
 
-func (c *echClientConfig) SetNextProtos(nextProto []string) {
-	c.config.NextProtos = nextProto
+func (e *ECHClientConfig) SetNextProtos(nextProto []string) {
+	e.config.NextProtos = nextProto
 }
 
-func (c *echClientConfig) Config() (*STDConfig, error) {
+func (e *ECHClientConfig) Config() (*STDConfig, error) {
 	return nil, E.New("unsupported usage for ECH")
 }
 
-func (c *echClientConfig) Client(conn net.Conn) (Conn, error) {
-	return &echConnWrapper{cftls.Client(conn, c.config)}, nil
+func (e *ECHClientConfig) Client(conn net.Conn) (Conn, error) {
+	return &echConnWrapper{cftls.Client(conn, e.config)}, nil
 }
 
-func (c *echClientConfig) Clone() Config {
-	return &echClientConfig{
-		config: c.config.Clone(),
+func (e *ECHClientConfig) Clone() Config {
+	return &ECHClientConfig{
+		config: e.config.Clone(),
 	}
 }
 
@@ -83,7 +80,7 @@ func (c *echConnWrapper) Upstream() any {
 	return c.Conn
 }
 
-func NewECHClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewECHClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
 	var serverName string
 	if options.ServerName != "" {
 		serverName = options.ServerName
@@ -97,7 +94,7 @@ func NewECHClient(ctx context.Context, serverAddress string, options option.Outb
 	}
 
 	var tlsConfig cftls.Config
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
+	tlsConfig.Time = router.TimeFunc()
 	if options.DisableSNI {
 		tlsConfig.ServerName = "127.0.0.1"
 	} else {
@@ -149,8 +146,8 @@ func NewECHClient(ctx context.Context, serverAddress string, options option.Outb
 		}
 	}
 	var certificate []byte
-	if len(options.Certificate) > 0 {
-		certificate = []byte(strings.Join(options.Certificate, "\n"))
+	if options.Certificate != "" {
+		certificate = []byte(options.Certificate)
 	} else if options.CertificatePath != "" {
 		content, err := os.ReadFile(options.CertificatePath)
 		if err != nil {
@@ -171,36 +168,24 @@ func NewECHClient(ctx context.Context, serverAddress string, options option.Outb
 	tlsConfig.ECHEnabled = true
 	tlsConfig.PQSignatureSchemesEnabled = options.ECH.PQSignatureSchemesEnabled
 	tlsConfig.DynamicRecordSizingDisabled = options.ECH.DynamicRecordSizingDisabled
-
-	var echConfig []byte
-	if len(options.ECH.Config) > 0 {
-		echConfig = []byte(strings.Join(options.ECH.Config, "\n"))
-	} else if options.ECH.ConfigPath != "" {
-		content, err := os.ReadFile(options.ECH.ConfigPath)
+	if options.ECH.Config != "" {
+		clientConfigContent, err := base64.StdEncoding.DecodeString(options.ECH.Config)
 		if err != nil {
-			return nil, E.Cause(err, "read ECH config")
+			return nil, err
 		}
-		echConfig = content
-	}
-
-	if len(echConfig) > 0 {
-		block, rest := pem.Decode(echConfig)
-		if block == nil || block.Type != "ECH CONFIGS" || len(rest) > 0 {
-			return nil, E.New("invalid ECH configs pem")
-		}
-		echConfigs, err := cftls.UnmarshalECHConfigs(block.Bytes)
+		clientConfig, err := cftls.UnmarshalECHConfigs(clientConfigContent)
 		if err != nil {
-			return nil, E.Cause(err, "parse ECH configs")
+			return nil, err
 		}
-		tlsConfig.ClientECHConfigs = echConfigs
+		tlsConfig.ClientECHConfigs = clientConfig
 	} else {
-		tlsConfig.GetClientECHConfigs = fetchECHClientConfig(ctx)
+		tlsConfig.GetClientECHConfigs = fetchECHClientConfig(router)
 	}
-	return &echClientConfig{&tlsConfig}, nil
+	return &ECHClientConfig{&tlsConfig}, nil
 }
 
-func fetchECHClientConfig(ctx context.Context) func(_ context.Context, serverName string) ([]cftls.ECHConfig, error) {
-	return func(_ context.Context, serverName string) ([]cftls.ECHConfig, error) {
+func fetchECHClientConfig(router adapter.Router) func(ctx context.Context, serverName string) ([]cftls.ECHConfig, error) {
+	return func(ctx context.Context, serverName string) ([]cftls.ECHConfig, error) {
 		message := &mDNS.Msg{
 			MsgHdr: mDNS.MsgHdr{
 				RecursionDesired: true,
@@ -213,7 +198,7 @@ func fetchECHClientConfig(ctx context.Context) func(_ context.Context, serverNam
 				},
 			},
 		}
-		response, err := adapter.RouterFromContext(ctx).Exchange(ctx, message)
+		response, err := router.Exchange(ctx, message)
 		if err != nil {
 			return nil, err
 		}

common/tls/ech_keygen.go

@@ -1,169 +0,0 @@
-//go:build with_ech
-
-package tls
-
-import (
-	"bytes"
-	"encoding/binary"
-	"encoding/pem"
-
-	cftls "github.com/sagernet/cloudflare-tls"
-	E "github.com/sagernet/sing/common/exceptions"
-
-	"github.com/cloudflare/circl/hpke"
-	"github.com/cloudflare/circl/kem"
-)
-
-func ECHKeygenDefault(serverName string, pqSignatureSchemesEnabled bool) (configPem string, keyPem string, err error) {
-	cipherSuites := []echCipherSuite{
-		{
-			kdf:  hpke.KDF_HKDF_SHA256,
-			aead: hpke.AEAD_AES128GCM,
-		}, {
-			kdf:  hpke.KDF_HKDF_SHA256,
-			aead: hpke.AEAD_ChaCha20Poly1305,
-		},
-	}
-
-	keyConfig := []myECHKeyConfig{
-		{id: 0, kem: hpke.KEM_X25519_HKDF_SHA256},
-	}
-	if pqSignatureSchemesEnabled {
-		keyConfig = append(keyConfig, myECHKeyConfig{id: 1, kem: hpke.KEM_X25519_KYBER768_DRAFT00})
-	}
-
-	keyPairs, err := echKeygen(0xfe0d, serverName, keyConfig, cipherSuites)
-	if err != nil {
-		return
-	}
-
-	var configBuffer bytes.Buffer
-	var totalLen uint16
-	for _, keyPair := range keyPairs {
-		totalLen += uint16(len(keyPair.rawConf))
-	}
-	binary.Write(&configBuffer, binary.BigEndian, totalLen)
-	for _, keyPair := range keyPairs {
-		configBuffer.Write(keyPair.rawConf)
-	}
-
-	var keyBuffer bytes.Buffer
-	for _, keyPair := range keyPairs {
-		keyBuffer.Write(keyPair.rawKey)
-	}
-
-	configPem = string(pem.EncodeToMemory(&pem.Block{Type: "ECH CONFIGS", Bytes: configBuffer.Bytes()}))
-	keyPem = string(pem.EncodeToMemory(&pem.Block{Type: "ECH KEYS", Bytes: keyBuffer.Bytes()}))
-	return
-}
-
-type echKeyConfigPair struct {
-	id      uint8
-	key     cftls.EXP_ECHKey
-	rawKey  []byte
-	conf    myECHKeyConfig
-	rawConf []byte
-}
-
-type echCipherSuite struct {
-	kdf  hpke.KDF
-	aead hpke.AEAD
-}
-
-type myECHKeyConfig struct {
-	id   uint8
-	kem  hpke.KEM
-	seed []byte
-}
-
-func echKeygen(version uint16, serverName string, conf []myECHKeyConfig, suite []echCipherSuite) ([]echKeyConfigPair, error) {
-	be := binary.BigEndian
-	// prepare for future update
-	if version != 0xfe0d {
-		return nil, E.New("unsupported ECH version", version)
-	}
-
-	suiteBuf := make([]byte, 0, len(suite)*4+2)
-	suiteBuf = be.AppendUint16(suiteBuf, uint16(len(suite))*4)
-	for _, s := range suite {
-		if !s.kdf.IsValid() || !s.aead.IsValid() {
-			return nil, E.New("invalid HPKE cipher suite")
-		}
-		suiteBuf = be.AppendUint16(suiteBuf, uint16(s.kdf))
-		suiteBuf = be.AppendUint16(suiteBuf, uint16(s.aead))
-	}
-
-	pairs := []echKeyConfigPair{}
-	for _, c := range conf {
-		pair := echKeyConfigPair{}
-		pair.id = c.id
-		pair.conf = c
-
-		if !c.kem.IsValid() {
-			return nil, E.New("invalid HPKE KEM")
-		}
-
-		kpGenerator := c.kem.Scheme().GenerateKeyPair
-		if len(c.seed) > 0 {
-			kpGenerator = func() (kem.PublicKey, kem.PrivateKey, error) {
-				pub, sec := c.kem.Scheme().DeriveKeyPair(c.seed)
-				return pub, sec, nil
-			}
-			if len(c.seed) < c.kem.Scheme().PrivateKeySize() {
-				return nil, E.New("HPKE KEM seed too short")
-			}
-		}
-
-		pub, sec, err := kpGenerator()
-		if err != nil {
-			return nil, E.Cause(err, "generate ECH config key pair")
-		}
-		b := []byte{}
-		b = be.AppendUint16(b, version)
-		b = be.AppendUint16(b, 0) // length field
-		// contents
-		// key config
-		b = append(b, c.id)
-		b = be.AppendUint16(b, uint16(c.kem))
-		pubBuf, err := pub.MarshalBinary()
-		if err != nil {
-			return nil, E.Cause(err, "serialize ECH public key")
-		}
-		b = be.AppendUint16(b, uint16(len(pubBuf)))
-		b = append(b, pubBuf...)
-
-		b = append(b, suiteBuf...)
-		// end key config
-		// max name len, not supported
-		b = append(b, 0)
-		// server name
-		b = append(b, byte(len(serverName)))
-		b = append(b, []byte(serverName)...)
-		// extensions, not supported
-		b = be.AppendUint16(b, 0)
-
-		be.PutUint16(b[2:], uint16(len(b)-4))
-
-		pair.rawConf = b
-
-		secBuf, err := sec.MarshalBinary()
-		sk := []byte{}
-		sk = be.AppendUint16(sk, uint16(len(secBuf)))
-		sk = append(sk, secBuf...)
-		sk = be.AppendUint16(sk, uint16(len(b)))
-		sk = append(sk, b...)
-
-		cfECHKeys, err := cftls.EXP_UnmarshalECHKeys(sk)
-		if err != nil {
-			return nil, E.Cause(err, "bug: can't parse generated ECH server key")
-		}
-		if len(cfECHKeys) != 1 {
-			return nil, E.New("bug: unexpected server key count")
-		}
-		pair.key = cfECHKeys[0]
-		pair.rawKey = sk
-
-		pairs = append(pairs, pair)
-	}
-	return pairs, nil
-}

common/tls/ech_quic.go

@@ -1,56 +0,0 @@
-//go:build with_quic && with_ech
-
-package tls
-
-import (
-	"context"
-	"net"
-	"net/http"
-
-	"github.com/sagernet/cloudflare-tls"
-	"github.com/sagernet/quic-go/ech"
-	"github.com/sagernet/quic-go/http3_ech"
-	"github.com/sagernet/sing-quic"
-	M "github.com/sagernet/sing/common/metadata"
-)
-
-var (
-	_ qtls.Config       = (*echClientConfig)(nil)
-	_ qtls.ServerConfig = (*echServerConfig)(nil)
-)
-
-func (c *echClientConfig) Dial(ctx context.Context, conn net.PacketConn, addr net.Addr, config *quic.Config) (quic.Connection, error) {
-	return quic.Dial(ctx, conn, addr, c.config, config)
-}
-
-func (c *echClientConfig) DialEarly(ctx context.Context, conn net.PacketConn, addr net.Addr, config *quic.Config) (quic.EarlyConnection, error) {
-	return quic.DialEarly(ctx, conn, addr, c.config, config)
-}
-
-func (c *echClientConfig) CreateTransport(conn net.PacketConn, quicConnPtr *quic.EarlyConnection, serverAddr M.Socksaddr, quicConfig *quic.Config, enableDatagrams bool) http.RoundTripper {
-	return &http3.RoundTripper{
-		TLSClientConfig: c.config,
-		QuicConfig:      quicConfig,
-		EnableDatagrams: enableDatagrams,
-		Dial: func(ctx context.Context, addr string, tlsCfg *tls.Config, cfg *quic.Config) (quic.EarlyConnection, error) {
-			quicConn, err := quic.DialEarly(ctx, conn, serverAddr.UDPAddr(), tlsCfg, cfg)
-			if err != nil {
-				return nil, err
-			}
-			*quicConnPtr = quicConn
-			return quicConn, nil
-		},
-	}
-}
-
-func (c *echServerConfig) Listen(conn net.PacketConn, config *quic.Config) (qtls.Listener, error) {
-	return quic.Listen(conn, c.config, config)
-}
-
-func (c *echServerConfig) ListenEarly(conn net.PacketConn, config *quic.Config) (qtls.EarlyListener, error) {
-	return quic.ListenEarly(conn, c.config, config)
-}
-
-func (c *echServerConfig) ConfigureHTTP3() {
-	http3.ConfigureTLSConfig(c.config)
-}

common/tls/ech_server.go

@@ -1,343 +0,0 @@
-//go:build with_ech
-
-package tls
-
-import (
-	"context"
-	"crypto/tls"
-	"encoding/pem"
-	"net"
-	"os"
-	"strings"
-
-	cftls "github.com/sagernet/cloudflare-tls"
-	"github.com/sagernet/sing-box/log"
-	"github.com/sagernet/sing-box/option"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/ntp"
-
-	"github.com/fsnotify/fsnotify"
-)
-
-type echServerConfig struct {
-	config          *cftls.Config
-	logger          log.Logger
-	certificate     []byte
-	key             []byte
-	certificatePath string
-	keyPath         string
-	watcher         *fsnotify.Watcher
-	echKeyPath      string
-	echWatcher      *fsnotify.Watcher
-}
-
-func (c *echServerConfig) ServerName() string {
-	return c.config.ServerName
-}
-
-func (c *echServerConfig) SetServerName(serverName string) {
-	c.config.ServerName = serverName
-}
-
-func (c *echServerConfig) NextProtos() []string {
-	return c.config.NextProtos
-}
-
-func (c *echServerConfig) SetNextProtos(nextProto []string) {
-	c.config.NextProtos = nextProto
-}
-
-func (c *echServerConfig) Config() (*STDConfig, error) {
-	return nil, E.New("unsupported usage for ECH")
-}
-
-func (c *echServerConfig) Client(conn net.Conn) (Conn, error) {
-	return &echConnWrapper{cftls.Client(conn, c.config)}, nil
-}
-
-func (c *echServerConfig) Server(conn net.Conn) (Conn, error) {
-	return &echConnWrapper{cftls.Server(conn, c.config)}, nil
-}
-
-func (c *echServerConfig) Clone() Config {
-	return &echServerConfig{
-		config: c.config.Clone(),
-	}
-}
-
-func (c *echServerConfig) Start() error {
-	if c.certificatePath != "" && c.keyPath != "" {
-		err := c.startWatcher()
-		if err != nil {
-			c.logger.Warn("create fsnotify watcher: ", err)
-		}
-	}
-	if c.echKeyPath != "" {
-		err := c.startECHWatcher()
-		if err != nil {
-			c.logger.Warn("create fsnotify watcher: ", err)
-		}
-	}
-	return nil
-}
-
-func (c *echServerConfig) startWatcher() error {
-	watcher, err := fsnotify.NewWatcher()
-	if err != nil {
-		return err
-	}
-	if c.certificatePath != "" {
-		err = watcher.Add(c.certificatePath)
-		if err != nil {
-			return err
-		}
-	}
-	if c.keyPath != "" {
-		err = watcher.Add(c.keyPath)
-		if err != nil {
-			return err
-		}
-	}
-	c.watcher = watcher
-	go c.loopUpdate()
-	return nil
-}
-
-func (c *echServerConfig) loopUpdate() {
-	for {
-		select {
-		case event, ok := <-c.watcher.Events:
-			if !ok {
-				return
-			}
-			if event.Op&fsnotify.Write != fsnotify.Write {
-				continue
-			}
-			err := c.reloadKeyPair()
-			if err != nil {
-				c.logger.Error(E.Cause(err, "reload TLS key pair"))
-			}
-		case err, ok := <-c.watcher.Errors:
-			if !ok {
-				return
-			}
-			c.logger.Error(E.Cause(err, "fsnotify error"))
-		}
-	}
-}
-
-func (c *echServerConfig) reloadKeyPair() error {
-	if c.certificatePath != "" {
-		certificate, err := os.ReadFile(c.certificatePath)
-		if err != nil {
-			return E.Cause(err, "reload certificate from ", c.certificatePath)
-		}
-		c.certificate = certificate
-	}
-	if c.keyPath != "" {
-		key, err := os.ReadFile(c.keyPath)
-		if err != nil {
-			return E.Cause(err, "reload key from ", c.keyPath)
-		}
-		c.key = key
-	}
-	keyPair, err := cftls.X509KeyPair(c.certificate, c.key)
-	if err != nil {
-		return E.Cause(err, "reload key pair")
-	}
-	c.config.Certificates = []cftls.Certificate{keyPair}
-	c.logger.Info("reloaded TLS certificate")
-	return nil
-}
-
-func (c *echServerConfig) startECHWatcher() error {
-	watcher, err := fsnotify.NewWatcher()
-	if err != nil {
-		return err
-	}
-	err = watcher.Add(c.echKeyPath)
-	if err != nil {
-		return err
-	}
-	c.echWatcher = watcher
-	go c.loopECHUpdate()
-	return nil
-}
-
-func (c *echServerConfig) loopECHUpdate() {
-	for {
-		select {
-		case event, ok := <-c.echWatcher.Events:
-			if !ok {
-				return
-			}
-			if event.Op&fsnotify.Write != fsnotify.Write {
-				continue
-			}
-			err := c.reloadECHKey()
-			if err != nil {
-				c.logger.Error(E.Cause(err, "reload ECH key"))
-			}
-		case err, ok := <-c.echWatcher.Errors:
-			if !ok {
-				return
-			}
-			c.logger.Error(E.Cause(err, "fsnotify error"))
-		}
-	}
-}
-
-func (c *echServerConfig) reloadECHKey() error {
-	echKeyContent, err := os.ReadFile(c.echKeyPath)
-	if err != nil {
-		return err
-	}
-	block, rest := pem.Decode(echKeyContent)
-	if block == nil || block.Type != "ECH KEYS" || len(rest) > 0 {
-		return E.New("invalid ECH keys pem")
-	}
-	echKeys, err := cftls.EXP_UnmarshalECHKeys(block.Bytes)
-	if err != nil {
-		return E.Cause(err, "parse ECH keys")
-	}
-	echKeySet, err := cftls.EXP_NewECHKeySet(echKeys)
-	if err != nil {
-		return E.Cause(err, "create ECH key set")
-	}
-	c.config.ServerECHProvider = echKeySet
-	c.logger.Info("reloaded ECH keys")
-	return nil
-}
-
-func (c *echServerConfig) Close() error {
-	var err error
-	if c.watcher != nil {
-		err = E.Append(err, c.watcher.Close(), func(err error) error {
-			return E.Cause(err, "close certificate watcher")
-		})
-	}
-	if c.echWatcher != nil {
-		err = E.Append(err, c.echWatcher.Close(), func(err error) error {
-			return E.Cause(err, "close ECH key watcher")
-		})
-	}
-	return err
-}
-
-func NewECHServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
-	if !options.Enabled {
-		return nil, nil
-	}
-	var tlsConfig cftls.Config
-	if options.ACME != nil && len(options.ACME.Domain) > 0 {
-		return nil, E.New("acme is unavailable in ech")
-	}
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
-	if options.ServerName != "" {
-		tlsConfig.ServerName = options.ServerName
-	}
-	if len(options.ALPN) > 0 {
-		tlsConfig.NextProtos = append(options.ALPN, tlsConfig.NextProtos...)
-	}
-	if options.MinVersion != "" {
-		minVersion, err := ParseTLSVersion(options.MinVersion)
-		if err != nil {
-			return nil, E.Cause(err, "parse min_version")
-		}
-		tlsConfig.MinVersion = minVersion
-	}
-	if options.MaxVersion != "" {
-		maxVersion, err := ParseTLSVersion(options.MaxVersion)
-		if err != nil {
-			return nil, E.Cause(err, "parse max_version")
-		}
-		tlsConfig.MaxVersion = maxVersion
-	}
-	if options.CipherSuites != nil {
-	find:
-		for _, cipherSuite := range options.CipherSuites {
-			for _, tlsCipherSuite := range tls.CipherSuites() {
-				if cipherSuite == tlsCipherSuite.Name {
-					tlsConfig.CipherSuites = append(tlsConfig.CipherSuites, tlsCipherSuite.ID)
-					continue find
-				}
-			}
-			return nil, E.New("unknown cipher_suite: ", cipherSuite)
-		}
-	}
-	var certificate []byte
-	var key []byte
-	if len(options.Certificate) > 0 {
-		certificate = []byte(strings.Join(options.Certificate, "\n"))
-	} else if options.CertificatePath != "" {
-		content, err := os.ReadFile(options.CertificatePath)
-		if err != nil {
-			return nil, E.Cause(err, "read certificate")
-		}
-		certificate = content
-	}
-	if len(options.Key) > 0 {
-		key = []byte(strings.Join(options.Key, "\n"))
-	} else if options.KeyPath != "" {
-		content, err := os.ReadFile(options.KeyPath)
-		if err != nil {
-			return nil, E.Cause(err, "read key")
-		}
-		key = content
-	}
-
-	if certificate == nil {
-		return nil, E.New("missing certificate")
-	} else if key == nil {
-		return nil, E.New("missing key")
-	}
-
-	keyPair, err := cftls.X509KeyPair(certificate, key)
-	if err != nil {
-		return nil, E.Cause(err, "parse x509 key pair")
-	}
-	tlsConfig.Certificates = []cftls.Certificate{keyPair}
-
-	var echKey []byte
-	if len(options.ECH.Key) > 0 {
-		echKey = []byte(strings.Join(options.ECH.Key, "\n"))
-	} else if options.KeyPath != "" {
-		content, err := os.ReadFile(options.ECH.KeyPath)
-		if err != nil {
-			return nil, E.Cause(err, "read ECH key")
-		}
-		echKey = content
-	} else {
-		return nil, E.New("missing ECH key")
-	}
-
-	block, rest := pem.Decode(echKey)
-	if block == nil || block.Type != "ECH KEYS" || len(rest) > 0 {
-		return nil, E.New("invalid ECH keys pem")
-	}
-
-	echKeys, err := cftls.EXP_UnmarshalECHKeys(block.Bytes)
-	if err != nil {
-		return nil, E.Cause(err, "parse ECH keys")
-	}
-
-	echKeySet, err := cftls.EXP_NewECHKeySet(echKeys)
-	if err != nil {
-		return nil, E.Cause(err, "create ECH key set")
-	}
-
-	tlsConfig.ECHEnabled = true
-	tlsConfig.PQSignatureSchemesEnabled = options.ECH.PQSignatureSchemesEnabled
-	tlsConfig.DynamicRecordSizingDisabled = options.ECH.DynamicRecordSizingDisabled
-	tlsConfig.ServerECHProvider = echKeySet
-
-	return &echServerConfig{
-		config:          &tlsConfig,
-		logger:          logger,
-		certificate:     certificate,
-		key:             key,
-		certificatePath: options.CertificatePath,
-		keyPath:         options.KeyPath,
-		echKeyPath:      options.ECH.KeyPath,
-	}, nil
-}

common/tls/ech_stub.go

@@ -3,23 +3,11 @@
 package tls
 
 import (
-	"context"
-
-	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 )
 
-var errECHNotIncluded = E.New(`ECH is not included in this build, rebuild with -tags with_ech`)
-
-func NewECHServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
-	return nil, errECHNotIncluded
-}
-
-func NewECHClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
-	return nil, errECHNotIncluded
-}
-
-func ECHKeygenDefault(host string, pqSignatureSchemesEnabled bool) (configPem string, keyPem string, err error) {
-	return "", "", errECHNotIncluded
+func NewECHClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+	return nil, E.New(`ECH is not included in this build, rebuild with -tags with_ech`)
 }

common/tls/mkcert.go

@@ -11,34 +11,22 @@ import (
 	"time"
 )
 
-func GenerateCertificate(timeFunc func() time.Time, serverName string) (*tls.Certificate, error) {
-	privateKeyPem, publicKeyPem, err := GenerateKeyPair(timeFunc, serverName, timeFunc().Add(time.Hour))
-	if err != nil {
-		return nil, err
-	}
-	certificate, err := tls.X509KeyPair(publicKeyPem, privateKeyPem)
-	if err != nil {
-		return nil, err
-	}
-	return &certificate, err
-}
-
-func GenerateKeyPair(timeFunc func() time.Time, serverName string, expire time.Time) (privateKeyPem []byte, publicKeyPem []byte, err error) {
+func GenerateKeyPair(timeFunc func() time.Time, serverName string) (*tls.Certificate, error) {
 	if timeFunc == nil {
 		timeFunc = time.Now
 	}
 	key, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
-		return
+		return nil, err
 	}
 	serialNumber, err := rand.Int(rand.Reader, new(big.Int).Lsh(big.NewInt(1), 128))
 	if err != nil {
-		return
+		return nil, err
 	}
 	template := &x509.Certificate{
 		SerialNumber:          serialNumber,
 		NotBefore:             timeFunc().Add(time.Hour * -1),
-		NotAfter:              expire,
+		NotAfter:              timeFunc().Add(time.Hour),
 		KeyUsage:              x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
 		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
 		BasicConstraintsValid: true,
@@ -49,13 +37,17 @@ func GenerateKeyPair(timeFunc func() time.Time, serverName string, expire time.T
 	}
 	publicDer, err := x509.CreateCertificate(rand.Reader, template, template, key.Public(), key)
 	if err != nil {
-		return
+		return nil, err
 	}
 	privateDer, err := x509.MarshalPKCS8PrivateKey(key)
 	if err != nil {
-		return
+		return nil, err
 	}
-	publicKeyPem = pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: publicDer})
-	privateKeyPem = pem.EncodeToMemory(&pem.Block{Type: "PRIVATE KEY", Bytes: privateDer})
-	return
+	publicPem := pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: publicDer})
+	privPem := pem.EncodeToMemory(&pem.Block{Type: "PRIVATE KEY", Bytes: privateDer})
+	keyPair, err := tls.X509KeyPair(publicPem, privPem)
+	if err != nil {
+		return nil, err
+	}
+	return &keyPair, err
 }

common/tls/reality_client.go

@@ -7,7 +7,6 @@ import (
 	"context"
 	"crypto/aes"
 	"crypto/cipher"
-	"crypto/ecdh"
 	"crypto/ed25519"
 	"crypto/hmac"
 	"crypto/sha256"
@@ -27,6 +26,7 @@ import (
 	"time"
 	"unsafe"
 
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common/debug"
 	E "github.com/sagernet/sing/common/exceptions"
@@ -45,12 +45,12 @@ type RealityClientConfig struct {
 	shortID   [8]byte
 }
 
-func NewRealityClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (*RealityClientConfig, error) {
+func NewRealityClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (*RealityClientConfig, error) {
 	if options.UTLS == nil || !options.UTLS.Enabled {
 		return nil, E.New("uTLS is required by reality client")
 	}
 
-	uClient, err := NewUTLSClient(ctx, serverAddress, options)
+	uClient, err := NewUTLSClient(router, serverAddress, options)
 	if err != nil {
 		return nil, err
 	}
@@ -138,21 +138,12 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	hello.SessionId[2] = 1
 	binary.BigEndian.PutUint32(hello.SessionId[4:], uint32(time.Now().Unix()))
 	copy(hello.SessionId[8:], e.shortID[:])
+
 	if debug.Enabled {
 		fmt.Printf("REALITY hello.sessionId[:16]: %v\n", hello.SessionId[:16])
 	}
-	publicKey, err := ecdh.X25519().NewPublicKey(e.publicKey)
-	if err != nil {
-		return nil, err
-	}
-	ecdheKey := uConn.HandshakeState.State13.EcdheKey
-	if ecdheKey == nil {
-		return nil, E.New("nil ecdhe_key")
-	}
-	authKey, err := ecdheKey.ECDH(publicKey)
-	if err != nil {
-		return nil, err
-	}
+
+	authKey := uConn.HandshakeState.State13.EcdheParams.SharedKey(e.publicKey)
 	if authKey == nil {
 		return nil, E.New("nil auth_key")
 	}

common/tls/reality_server.go

@@ -19,7 +19,6 @@ import (
 	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"
 )
 
 var _ ServerConfigCompat = (*RealityServerConfig)(nil)
@@ -28,13 +27,13 @@ type RealityServerConfig struct {
 	config *reality.Config
 }
 
-func NewRealityServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (*RealityServerConfig, error) {
+func NewRealityServer(ctx context.Context, router adapter.Router, logger log.Logger, options option.InboundTLSOptions) (*RealityServerConfig, error) {
 	var tlsConfig reality.Config
 
 	if options.ACME != nil && len(options.ACME.Domain) > 0 {
 		return nil, E.New("acme is unavailable in reality")
 	}
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
+	tlsConfig.Time = router.TimeFunc()
 	if options.ServerName != "" {
 		tlsConfig.ServerName = options.ServerName
 	}
@@ -67,10 +66,10 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 			return nil, E.New("unknown cipher_suite: ", cipherSuite)
 		}
 	}
-	if len(options.Certificate) > 0 || options.CertificatePath != "" {
+	if options.Certificate != "" || options.CertificatePath != "" {
 		return nil, E.New("certificate is unavailable in reality")
 	}
-	if len(options.Key) > 0 || options.KeyPath != "" {
+	if options.Key != "" || options.KeyPath != "" {
 		return nil, E.New("key is unavailable in reality")
 	}
 
@@ -102,7 +101,7 @@ func NewRealityServer(ctx context.Context, logger log.Logger, options option.Inb
 		tlsConfig.ShortIds[shortID] = true
 	}
 
-	handshakeDialer, err := dialer.New(adapter.RouterFromContext(ctx), options.Reality.Handshake.DialerOptions)
+	handshakeDialer, err := dialer.New(router, options.Reality.Handshake.DialerOptions)
 	if err != nil {
 		return nil, err
 	}

common/tls/reality_stub.go

@@ -5,11 +5,12 @@ package tls
 import (
 	"context"
 
+	"github.com/sagernet/sing-box/adapter"
 	"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) {
+func NewRealityServer(ctx context.Context, router adapter.Router, 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/server.go

@@ -3,40 +3,27 @@ package tls
 import (
 	"context"
 	"net"
-	"os"
 
-	"github.com/sagernet/sing-box/common/badtls"
+	"github.com/sagernet/sing-box/adapter"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	aTLS "github.com/sagernet/sing/common/tls"
 )
 
-func NewServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
+func NewServer(ctx context.Context, router adapter.Router, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
-	if options.ECH != nil && options.ECH.Enabled {
-		return NewECHServer(ctx, logger, options)
-	} else if options.Reality != nil && options.Reality.Enabled {
-		return NewRealityServer(ctx, logger, options)
+	if options.Reality != nil && options.Reality.Enabled {
+		return NewRealityServer(ctx, router, logger, options)
 	} else {
-		return NewSTDServer(ctx, logger, options)
+		return NewSTDServer(ctx, router, logger, options)
 	}
 }
 
 func ServerHandshake(ctx context.Context, conn net.Conn, config ServerConfig) (Conn, error) {
 	ctx, cancel := context.WithTimeout(ctx, C.TCPTimeout)
 	defer cancel()
-	tlsConn, err := aTLS.ServerHandshake(ctx, conn, config)
-	if err != nil {
-		return nil, err
-	}
-	readWaitConn, err := badtls.NewReadWaitConn(tlsConn)
-	if err == nil {
-		return readWaitConn, nil
-	} else if err != os.ErrInvalid {
-		return nil, err
-	}
-	return tlsConn, nil
+	return aTLS.ServerHandshake(ctx, conn, config)
 }

common/tls/std_client.go

@@ -1,17 +1,15 @@
 package tls
 
 import (
-	"context"
 	"crypto/tls"
 	"crypto/x509"
 	"net"
 	"net/netip"
 	"os"
-	"strings"
 
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/ntp"
 )
 
 type STDClientConfig struct {
@@ -46,7 +44,7 @@ func (s *STDClientConfig) Clone() Config {
 	return &STDClientConfig{s.config.Clone()}
 }
 
-func NewSTDClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewSTDClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
 	var serverName string
 	if options.ServerName != "" {
 		serverName = options.ServerName
@@ -60,7 +58,7 @@ func NewSTDClient(ctx context.Context, serverAddress string, options option.Outb
 	}
 
 	var tlsConfig tls.Config
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
+	tlsConfig.Time = router.TimeFunc()
 	if options.DisableSNI {
 		tlsConfig.ServerName = "127.0.0.1"
 	} else {
@@ -112,8 +110,8 @@ func NewSTDClient(ctx context.Context, serverAddress string, options option.Outb
 		}
 	}
 	var certificate []byte
-	if len(options.Certificate) > 0 {
-		certificate = []byte(strings.Join(options.Certificate, "\n"))
+	if options.Certificate != "" {
+		certificate = []byte(options.Certificate)
 	} else if options.CertificatePath != "" {
 		content, err := os.ReadFile(options.CertificatePath)
 		if err != nil {

common/tls/std_server.go

@@ -5,14 +5,12 @@ import (
 	"crypto/tls"
 	"net"
 	"os"
-	"strings"
 
 	"github.com/sagernet/sing-box/adapter"
 	"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/ntp"
 
 	"github.com/fsnotify/fsnotify"
 )
@@ -158,7 +156,7 @@ func (c *STDServerConfig) Close() error {
 	return nil
 }
 
-func NewSTDServer(ctx context.Context, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
+func NewSTDServer(ctx context.Context, router adapter.Router, logger log.Logger, options option.InboundTLSOptions) (ServerConfig, error) {
 	if !options.Enabled {
 		return nil, nil
 	}
@@ -177,7 +175,7 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 	} else {
 		tlsConfig = &tls.Config{}
 	}
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
+	tlsConfig.Time = router.TimeFunc()
 	if options.ServerName != "" {
 		tlsConfig.ServerName = options.ServerName
 	}
@@ -213,8 +211,8 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 	var certificate []byte
 	var key []byte
 	if acmeService == nil {
-		if len(options.Certificate) > 0 {
-			certificate = []byte(strings.Join(options.Certificate, "\n"))
+		if options.Certificate != "" {
+			certificate = []byte(options.Certificate)
 		} else if options.CertificatePath != "" {
 			content, err := os.ReadFile(options.CertificatePath)
 			if err != nil {
@@ -222,8 +220,8 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 			}
 			certificate = content
 		}
-		if len(options.Key) > 0 {
-			key = []byte(strings.Join(options.Key, "\n"))
+		if options.Key != "" {
+			key = []byte(options.Key)
 		} else if options.KeyPath != "" {
 			content, err := os.ReadFile(options.KeyPath)
 			if err != nil {
@@ -233,7 +231,7 @@ func NewSTDServer(ctx context.Context, logger log.Logger, options option.Inbound
 		}
 		if certificate == nil && key == nil && options.Insecure {
 			tlsConfig.GetCertificate = func(info *tls.ClientHelloInfo) (*tls.Certificate, error) {
-				return GenerateCertificate(ntp.TimeFuncFromContext(ctx), info.ServerName)
+				return GenerateKeyPair(router.TimeFunc(), info.ServerName)
 			}
 		} else {
 			if certificate == nil {

common/tls/utls_client.go

@@ -10,11 +10,10 @@ import (
 	"net"
 	"net/netip"
 	"os"
-	"strings"
 
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/ntp"
 	utls "github.com/sagernet/utls"
 
 	"golang.org/x/net/http2"
@@ -114,7 +113,7 @@ func (c *utlsALPNWrapper) HandshakeContext(ctx context.Context) error {
 	return c.UConn.HandshakeContext(ctx)
 }
 
-func NewUTLSClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (*UTLSClientConfig, error) {
+func NewUTLSClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (*UTLSClientConfig, error) {
 	var serverName string
 	if options.ServerName != "" {
 		serverName = options.ServerName
@@ -128,7 +127,7 @@ func NewUTLSClient(ctx context.Context, serverAddress string, options option.Out
 	}
 
 	var tlsConfig utls.Config
-	tlsConfig.Time = ntp.TimeFuncFromContext(ctx)
+	tlsConfig.Time = router.TimeFunc()
 	if options.DisableSNI {
 		tlsConfig.ServerName = "127.0.0.1"
 	} else {
@@ -169,8 +168,8 @@ func NewUTLSClient(ctx context.Context, serverAddress string, options option.Out
 		}
 	}
 	var certificate []byte
-	if len(options.Certificate) > 0 {
-		certificate = []byte(strings.Join(options.Certificate, "\n"))
+	if options.Certificate != "" {
+		certificate = []byte(options.Certificate)
 	} else if options.CertificatePath != "" {
 		content, err := os.ReadFile(options.CertificatePath)
 		if err != nil {
@@ -219,16 +218,6 @@ func uTLSClientHelloID(name string) (utls.ClientHelloID, error) {
 	switch name {
 	case "chrome", "":
 		return utls.HelloChrome_Auto, nil
-	case "chrome_psk":
-		return utls.HelloChrome_100_PSK, nil
-	case "chrome_psk_shuffle":
-		return utls.HelloChrome_112_PSK_Shuf, nil
-	case "chrome_padding_psk_shuffle":
-		return utls.HelloChrome_114_Padding_PSK_Shuf, nil
-	case "chrome_pq":
-		return utls.HelloChrome_115_PQ, nil
-	case "chrome_pq_psk":
-		return utls.HelloChrome_115_PQ_PSK, nil
 	case "firefox":
 		return utls.HelloFirefox_Auto, nil
 	case "edge":

common/tls/utls_stub.go

@@ -3,16 +3,15 @@
 package tls
 
 import (
-	"context"
-
+	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 )
 
-func NewUTLSClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewUTLSClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
 	return nil, E.New(`uTLS is not included in this build, rebuild with -tags with_utls`)
 }
 
-func NewRealityClient(ctx context.Context, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
+func NewRealityClient(router adapter.Router, serverAddress string, options option.OutboundTLSOptions) (Config, error) {
 	return nil, E.New(`uTLS, which is required by reality client is not included in this build, rebuild with -tags with_utls`)
 }

common/uot/router.go

@@ -1,53 +0,0 @@
-package uot
-
-import (
-	"context"
-	"net"
-	"net/netip"
-
-	"github.com/sagernet/sing-box/adapter"
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/logger"
-	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/uot"
-)
-
-var _ adapter.ConnectionRouter = (*Router)(nil)
-
-type Router struct {
-	router adapter.ConnectionRouter
-	logger logger.ContextLogger
-}
-
-func NewRouter(router adapter.ConnectionRouter, logger logger.ContextLogger) *Router {
-	return &Router{router, logger}
-}
-
-func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
-	switch metadata.Destination.Fqdn {
-	case uot.MagicAddress:
-		request, err := uot.ReadRequest(conn)
-		if err != nil {
-			return E.Cause(err, "read UoT request")
-		}
-		if request.IsConnect {
-			r.logger.InfoContext(ctx, "inbound UoT connect connection to ", request.Destination)
-		} else {
-			r.logger.InfoContext(ctx, "inbound UoT connection to ", request.Destination)
-		}
-		metadata.Domain = metadata.Destination.Fqdn
-		metadata.Destination = request.Destination
-		return r.router.RoutePacketConnection(ctx, uot.NewConn(conn, *request), metadata)
-	case uot.LegacyMagicAddress:
-		r.logger.InfoContext(ctx, "inbound legacy UoT connection")
-		metadata.Domain = metadata.Destination.Fqdn
-		metadata.Destination = M.Socksaddr{Addr: netip.IPv4Unspecified()}
-		return r.RoutePacketConnection(ctx, uot.NewConn(conn, uot.Request{}), metadata)
-	}
-	return r.router.RouteConnection(ctx, conn, metadata)
-}
-
-func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
-	return r.router.RoutePacketConnection(ctx, conn, metadata)
-}

common/urltest/urltest.go

@@ -8,7 +8,6 @@ import (
 	"sync"
 	"time"
 
-	"github.com/sagernet/sing/common"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
@@ -97,25 +96,33 @@ func URLTest(ctx context.Context, link string, detour N.Dialer) (t uint16, err e
 		return
 	}
 	defer instance.Close()
-	if earlyConn, isEarlyConn := common.Cast[N.EarlyConn](instance); isEarlyConn && earlyConn.NeedHandshake() {
-		start = time.Now()
-	}
+
 	req, err := http.NewRequest(http.MethodHead, link, nil)
 	if err != nil {
 		return
 	}
-	client := http.Client{
-		Transport: &http.Transport{
-			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				return instance, nil
-			},
+	req = req.WithContext(ctx)
+
+	transport := &http.Transport{
+		Dial: func(string, string) (net.Conn, error) {
+			return instance, nil
 		},
+		// from http.DefaultTransport
+		MaxIdleConns:          100,
+		IdleConnTimeout:       90 * time.Second,
+		TLSHandshakeTimeout:   10 * time.Second,
+		ExpectContinueTimeout: 1 * time.Second,
+	}
+
+	client := http.Client{
+		Transport: transport,
 		CheckRedirect: func(req *http.Request, via []*http.Request) error {
 			return http.ErrUseLastResponse
 		},
 	}
 	defer client.CloseIdleConnections()
-	resp, err := client.Do(req.WithContext(ctx))
+
+	resp, err := client.Do(req)
 	if err != nil {
 		return
 	}

constant/dns.go

@@ -1,6 +0,0 @@
-package constant
-
-const (
-	DNSProviderAliDNS     = "alidns"
-	DNSProviderCloudflare = "cloudflare"
-)

constant/proxy.go

@@ -22,7 +22,6 @@ const (
 	TypeShadowsocksR = "shadowsocksr"
 	TypeVLESS        = "vless"
 	TypeTUIC         = "tuic"
-	TypeHysteria2    = "hysteria2"
 )
 
 const (
@@ -66,8 +65,6 @@ func ProxyDisplayName(proxyType string) string {
 		return "VLESS"
 	case TypeTUIC:
 		return "TUIC"
-	case TypeHysteria2:
-		return "Hysteria2"
 	case TypeSelector:
 		return "Selector"
 	case TypeURLTest:

constant/rule.go

@@ -9,11 +9,3 @@ const (
 	LogicalTypeAnd = "and"
 	LogicalTypeOr  = "or"
 )
-
-const (
-	RuleSetTypeLocal    = "local"
-	RuleSetTypeRemote   = "remote"
-	RuleSetVersion1     = 1
-	RuleSetFormatSource = "source"
-	RuleSetFormatBinary = "binary"
-)