chore: better global-client-fingerprint handle

Co-authored-by: anytls <anytls>

.github/mihomo.service

@@ -1,17 +1,17 @@
 [Unit]
 Description=mihomo Daemon, Another Clash Kernel.
-After=network.target NetworkManager.service systemd-networkd.service iwd.service
+Documentation=https://wiki.metacubex.one
+After=network.target nss-lookup.target network-online.target
 
 [Service]
 Type=simple
-LimitNPROC=500
-LimitNOFILE=1000000
 CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SYS_TIME CAP_SYS_PTRACE CAP_DAC_READ_SEARCH CAP_DAC_OVERRIDE
 AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SYS_TIME CAP_SYS_PTRACE CAP_DAC_READ_SEARCH CAP_DAC_OVERRIDE
-Restart=always
-ExecStartPre=/usr/bin/sleep 2s
 ExecStart=/usr/bin/mihomo -d /etc/mihomo
 ExecReload=/bin/kill -HUP $MAINPID
+Restart=on-failure
+RestartSec=10
+LimitNOFILE=infinity
 
 [Install]
-WantedBy=multi-user.target
+WantedBy=multi-user.target

.github/mihomo@.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=mihomo Daemon, Another Clash Kernel.
+Documentation=https://wiki.metacubex.one
+After=network.target nss-lookup.target network-online.target
+
+[Service]
+Type=simple
+CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SYS_TIME CAP_SYS_PTRACE CAP_DAC_READ_SEARCH CAP_DAC_OVERRIDE
+AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SYS_TIME CAP_SYS_PTRACE CAP_DAC_READ_SEARCH CAP_DAC_OVERRIDE
+ExecStart=/usr/bin/mihomo -d /etc/mihomo
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=on-failure
+RestartSec=10
+LimitNOFILE=infinity
+
+[Install]
+WantedBy=multi-user.target

.github/workflows/build.yml

@@ -14,7 +14,7 @@ on:
       - Alpha
     tags:
       - "v*"
-  pull_request_target:
+  pull_request:
     branches:
       - Alpha
 concurrency:
@@ -54,7 +54,6 @@ jobs:
           - { goos: windows, goarch: '386', output: '386' }
           - { goos: windows, goarch: amd64, goamd64: v1, output: amd64-compatible }
           - { goos: windows, goarch: amd64, goamd64: v3, output: amd64 }
-          - { goos: windows, goarch: arm, goarm: '7', output: armv7 }
           - { goos: windows, goarch: arm64, output: arm64 }
 
           - { goos: freebsd, goarch: '386', output: '386' }
@@ -67,6 +66,12 @@ jobs:
           - { goos: android, goarch: arm, ndk: armv7a-linux-androideabi34, output: armv7 }
           - { goos: android, goarch: arm64, ndk: aarch64-linux-android34, output: arm64-v8 }
 
+          # Go 1.23 with special patch can work on Windows 7
+          # https://github.com/MetaCubeX/go/commits/release-branch.go1.23/
+          - { goos: windows, goarch: '386', output: '386-go123', goversion: '1.23' }
+          - { goos: windows, goarch: amd64, goamd64: v1, output: amd64-compatible-go123, goversion: '1.23' }
+          - { goos: windows, goarch: amd64, goamd64: v3, output: amd64-go123, goversion: '1.23' }
+
           # Go 1.22 with special patch can work on Windows 7
           # https://github.com/MetaCubeX/go/commits/release-branch.go1.22/
           - { goos: windows, goarch: '386', output: '386-go122', goversion: '1.22' }
@@ -95,6 +100,11 @@ jobs:
           - { goos: darwin, goarch: amd64, goamd64: v1, output: amd64-compatible-go120, goversion: '1.20' }
           - { goos: darwin, goarch: amd64, goamd64: v3, output: amd64-go120, goversion: '1.20' }
 
+          # Go 1.23 is the last release that requires Linux kernel version 2.6.32 or later. Go 1.24 will require Linux kernel version 3.2 or later.
+          - { goos: linux, goarch: '386', output: '386-go123', goversion: '1.23' }
+          - { goos: linux, goarch: amd64, goamd64: v1, output: amd64-compatible-go123, goversion: '1.23', test: test }
+          - { goos: linux, goarch: amd64, goamd64: v3, output: amd64-go123, goversion: '1.23' }
+
           # only for test
           - { goos: linux, goarch: '386', output: '386-go120', goversion: '1.20' }
           - { goos: linux, goarch: amd64, goamd64: v1, output: amd64-compatible-go120, goversion: '1.20', test: test }
@@ -104,30 +114,41 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Go
-      if: ${{ matrix.jobs.goversion == '' && matrix.jobs.goarch != 'loong64' }}
+      if: ${{ matrix.jobs.goversion == '' && matrix.jobs.abi != '1' }}
       uses: actions/setup-go@v5
       with:
-        go-version: '1.23'
+        go-version: '1.24'
 
     - name: Set up Go
-      if: ${{ matrix.jobs.goversion != '' && matrix.jobs.goarch != 'loong64' }}
+      if: ${{ matrix.jobs.goversion != '' && matrix.jobs.abi != '1' }}
       uses: actions/setup-go@v5
       with:
         go-version: ${{ matrix.jobs.goversion }}
 
-    - name: Set up Go1.22 loongarch abi1
+    - name: Set up Go1.23 loongarch abi1
       if: ${{ matrix.jobs.goarch == 'loong64' && matrix.jobs.abi == '1' }}
       run: |
-        wget -q https://github.com/MetaCubeX/loongarch64-golang/releases/download/1.22.4/go1.22.4.linux-amd64-abi1.tar.gz
-        sudo tar zxf go1.22.4.linux-amd64-abi1.tar.gz -C /usr/local
+        wget -q https://github.com/MetaCubeX/loongarch64-golang/releases/download/1.23.0/go1.23.0.linux-amd64-abi1.tar.gz
+        sudo tar zxf go1.23.0.linux-amd64-abi1.tar.gz -C /usr/local
         echo "/usr/local/go/bin" >> $GITHUB_PATH
 
-    - name: Set up Go1.22 loongarch abi2
-      if: ${{ matrix.jobs.goarch == 'loong64' && matrix.jobs.abi == '2' }}
+      # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+      # this patch file only works on golang1.24.x
+      # that means after golang1.25 release it must be changed
+      # see: https://github.com/MetaCubeX/go/commits/release-branch.go1.24/
+      # revert:
+      # 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
+      # 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
+      # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
+      # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
+    - name: Revert Golang1.24 commit for Windows7/8
+      if: ${{ matrix.jobs.goos == 'windows' && matrix.jobs.goversion == '' }}
       run: |
-        wget -q https://github.com/MetaCubeX/loongarch64-golang/releases/download/1.22.4/go1.22.4.linux-amd64-abi2.tar.gz
-        sudo tar zxf go1.22.4.linux-amd64-abi2.tar.gz -C /usr/local
-        echo "/usr/local/go/bin" >> $GITHUB_PATH
+        cd $(go env GOROOT)
+        curl https://github.com/MetaCubeX/go/commit/2a406dc9f1ea7323d6ca9fccb2fe9ddebb6b1cc8.diff | patch --verbose -p 1
+        curl https://github.com/MetaCubeX/go/commit/7b1fd7d39c6be0185fbe1d929578ab372ac5c632.diff | patch --verbose -p 1
+        curl https://github.com/MetaCubeX/go/commit/979d6d8bab3823ff572ace26767fd2ce3cf351ae.diff | patch --verbose -p 1
+        curl https://github.com/MetaCubeX/go/commit/ac3e93c061779dfefc0dd13a5b6e6f764a25621e.diff | patch --verbose -p 1
 
       # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
       # this patch file only works on golang1.23.x
@@ -139,7 +160,7 @@ jobs:
       # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
       # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
     - name: Revert Golang1.23 commit for Windows7/8
-      if: ${{ matrix.jobs.goos == 'windows' && matrix.jobs.goversion == '' }}
+      if: ${{ matrix.jobs.goos == 'windows' && matrix.jobs.goversion == '1.23' }}
       run: |
         cd $(go env GOROOT)
         curl https://github.com/MetaCubeX/go/commit/9ac42137ef6730e8b7daca016ece831297a1d75b.diff | patch --verbose -p 1
@@ -194,7 +215,7 @@ jobs:
       uses: nttld/setup-ndk@v1
       id: setup-ndk
       with:
-        ndk-version: r27
+        ndk-version: r28-beta1
 
     - name: Set NDK path
       if: ${{ matrix.jobs.goos == 'android' }}
@@ -255,17 +276,20 @@ jobs:
 
         mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/DEBIAN
         mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/usr/bin
-        mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/etc/mihomo
-        mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/etc/systemd/system/
         mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/usr/share/licenses/mihomo
+        mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/etc/mihomo
+        mkdir -p mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/lib/systemd/system
 
-        cp mihomo mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/usr/bin/mihomo
+        cp mihomo mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/usr/bin/
         cp LICENSE mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/usr/share/licenses/mihomo/
-        cp .github/mihomo.service mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/etc/systemd/system/
+        cp .github/{mihomo.service,mihomo@.service} mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/lib/systemd/system/
 
         cat > mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/etc/mihomo/config.yaml <<EOF
         mixed-port: 7890
-        external-controller: 127.0.0.1:9090
+        EOF
+
+        cat > mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/DEBIAN/conffiles <<EOF
+        /etc/mihomo/config.yaml
         EOF
 
         cat > mihomo-${{matrix.jobs.goos}}-${{matrix.jobs.output}}-${VERSION}/DEBIAN/control <<EOF
@@ -305,7 +329,6 @@ jobs:
       run: |
         echo ${VERSION} > version.txt
       shell: bash
-
     - name: Archive production artifacts
       uses: actions/upload-artifact@v4
       with:
@@ -316,6 +339,7 @@ jobs:
           mihomo*.rpm
           mihomo*.zip
           version.txt
+          checksums.txt
 
   Upload-Prerelease:
     permissions: write-all
@@ -329,6 +353,13 @@ jobs:
         path: bin/
         merge-multiple: true
 
+    - name: Calculate checksums
+      run: |
+        cd bin/
+        find . -type f -not -name "checksums.*" -not -name "version.txt" | sort | xargs sha256sum > checksums.txt
+        cat checksums.txt
+      shell: bash
+
     - name: Delete current release assets
       uses: 8Mi-Tech/delete-release-assets-action@main
       with:

.github/workflows/test.yml

@@ -0,0 +1,115 @@
+name: Test
+on:
+  push:
+    paths-ignore:
+      - "docs/**"
+      - "README.md"
+      - ".github/ISSUE_TEMPLATE/**"
+    branches:
+      - Alpha
+    tags:
+      - "v*"
+  pull_request:
+    branches:
+      - Alpha
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        os:
+          - 'ubuntu-latest' # amd64 linux
+          - 'windows-latest' # amd64 windows
+          - 'macos-latest' # arm64 macos
+          - 'ubuntu-24.04-arm' # arm64 linux
+          - 'macos-13' # amd64 macos
+        go-version:
+          - '1.24'
+          - '1.23'
+          - '1.22'
+          - '1.21'
+          - '1.20'
+      fail-fast: false
+    runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        shell: bash
+    env:
+      CGO_ENABLED: 0
+      GOTOOLCHAIN: local
+      # Fix mingw trying to be smart and converting paths https://github.com/moby/moby/issues/24029#issuecomment-250412919
+      MSYS_NO_PATHCONV: true
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+      # this patch file only works on golang1.24.x
+      # that means after golang1.25 release it must be changed
+      # see: https://github.com/MetaCubeX/go/commits/release-branch.go1.24/
+      # revert:
+      # 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
+      # 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
+      # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
+      # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
+      - name: Revert Golang1.24 commit for Windows7/8
+        if: ${{ runner.os == 'Windows' && matrix.go-version == '1.24' }}
+        run: |
+          cd $(go env GOROOT)
+          curl https://github.com/MetaCubeX/go/commit/2a406dc9f1ea7323d6ca9fccb2fe9ddebb6b1cc8.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/7b1fd7d39c6be0185fbe1d929578ab372ac5c632.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/979d6d8bab3823ff572ace26767fd2ce3cf351ae.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/ac3e93c061779dfefc0dd13a5b6e6f764a25621e.diff | patch --verbose -p 1
+
+        # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+        # this patch file only works on golang1.23.x
+        # that means after golang1.24 release it must be changed
+        # see: https://github.com/MetaCubeX/go/commits/release-branch.go1.23/
+        # revert:
+        # 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
+        # 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
+        # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
+        # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
+      - name: Revert Golang1.23 commit for Windows7/8
+        if: ${{ runner.os == 'Windows' && matrix.go-version == '1.23' }}
+        run: |
+          cd $(go env GOROOT)
+          curl https://github.com/MetaCubeX/go/commit/9ac42137ef6730e8b7daca016ece831297a1d75b.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/21290de8a4c91408de7c2b5b68757b1e90af49dd.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/6a31d3fa8e47ddabc10bd97bff10d9a85f4cfb76.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/69e2eed6dd0f6d815ebf15797761c13f31213dd6.diff | patch --verbose -p 1
+
+        # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+        # this patch file only works on golang1.22.x
+        # that means after golang1.23 release it must be changed
+        # see: https://github.com/MetaCubeX/go/commits/release-branch.go1.22/
+        # revert:
+        # 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
+        # 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
+        # 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
+        # a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"
+      - name: Revert Golang1.22 commit for Windows7/8
+        if: ${{ runner.os == 'Windows' && matrix.go-version == '1.22' }}
+        run: |
+          cd $(go env GOROOT)
+          curl https://github.com/MetaCubeX/go/commit/9779155f18b6556a034f7bb79fb7fb2aad1e26a9.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/ef0606261340e608017860b423ffae5c1ce78239.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/7f83badcb925a7e743188041cb6e561fc9b5b642.diff | patch --verbose -p 1
+          curl https://github.com/MetaCubeX/go/commit/83ff9782e024cb328b690cbf0da4e7848a327f4f.diff | patch --verbose -p 1
+
+        # modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
+      - name: Revert Golang1.21 commit for Windows7/8
+        if: ${{ runner.os == 'Windows' && matrix.go-version == '1.21' }}
+        run: |
+          cd $(go env GOROOT)
+          curl https://github.com/golang/go/commit/9e43850a3298a9b8b1162ba0033d4c53f8637571.diff | patch --verbose -R -p 1
+
+      - name: Test
+        run: go test ./... -v -count=1
+
+      - name: Test with tag with_gvisor
+        run: go test ./... -v -count=1 -tags "with_gvisor"

README.md

@@ -98,3 +98,4 @@ API.
 
 This software is released under the GPL-3.0 license.
 
+**In addition, any downstream projects not affiliated with `MetaCubeX` shall not contain the word `mihomo` in their names.**

adapter/adapter.go

@@ -10,6 +10,7 @@ import (
 	"net/netip"
 	"net/url"
 	"strconv"
+	"strings"
 	"time"
 
 	"github.com/metacubex/mihomo/common/atomic"
@@ -18,6 +19,7 @@ import (
 	"github.com/metacubex/mihomo/component/ca"
 	"github.com/metacubex/mihomo/component/dialer"
 	C "github.com/metacubex/mihomo/constant"
+	"github.com/metacubex/mihomo/log"
 	"github.com/puzpuzpuz/xsync/v3"
 )
 
@@ -39,6 +41,11 @@ type Proxy struct {
 	extra   *xsync.MapOf[string, *internalProxyState]
 }
 
+// Adapter implements C.Proxy
+func (p *Proxy) Adapter() C.ProxyAdapter {
+	return p.ProxyAdapter
+}
+
 // AliveForTestUrl implements C.Proxy
 func (p *Proxy) AliveForTestUrl(url string) bool {
 	if state, ok := p.extra.Load(url); ok {
@@ -156,8 +163,17 @@ func (p *Proxy) MarshalJSON() ([]byte, error) {
 	mapping["alive"] = p.alive.Load()
 	mapping["name"] = p.Name()
 	mapping["udp"] = p.SupportUDP()
-	mapping["xudp"] = p.SupportXUDP()
-	mapping["tfo"] = p.SupportTFO()
+	mapping["uot"] = p.SupportUOT()
+
+	proxyInfo := p.ProxyInfo()
+	mapping["xudp"] = proxyInfo.XUDP
+	mapping["tfo"] = proxyInfo.TFO
+	mapping["mptcp"] = proxyInfo.MPTCP
+	mapping["smux"] = proxyInfo.SMUX
+	mapping["interface"] = proxyInfo.Interface
+	mapping["dialer-proxy"] = proxyInfo.DialerProxy
+	mapping["routing-mark"] = proxyInfo.RoutingMark
+
 	return json.Marshal(mapping)
 }
 
@@ -255,10 +271,18 @@ func (p *Proxy) URLTest(ctx context.Context, url string, expectedStatus utils.In
 
 	if unifiedDelay {
 		second := time.Now()
-		resp, err = client.Do(req)
-		if err == nil {
+		var ignoredErr error
+		var secondResp *http.Response
+		secondResp, ignoredErr = client.Do(req)
+		if ignoredErr == nil {
+			resp = secondResp
 			_ = resp.Body.Close()
 			start = second
+		} else {
+			if strings.HasPrefix(url, "http://") {
+				log.Errorln("%s failed to get the second response from %s: %v", p.Name(), url, ignoredErr)
+				log.Warnln("It is recommended to use HTTPS for provider.health-check.url and group.url to ensure better reliability. Due to some proxy providers hijacking test addresses and not being compatible with repeated HEAD requests, using HTTP may result in failed tests.")
+			}
 		}
 	}
 
@@ -266,6 +290,7 @@ func (p *Proxy) URLTest(ctx context.Context, url string, expectedStatus utils.In
 	t = uint16(time.Since(start) / time.Millisecond)
 	return
 }
+
 func NewProxy(adapter C.ProxyAdapter) *Proxy {
 	return &Proxy{
 		ProxyAdapter: adapter,

adapter/inbound/auth.go

@@ -34,12 +34,5 @@ func SkipAuthRemoteAddress(addr string) bool {
 }
 
 func skipAuth(addr netip.Addr) bool {
-	if addr.IsValid() {
-		for _, prefix := range skipAuthPrefixes {
-			if prefix.Contains(addr.Unmap()) {
-				return true
-			}
-		}
-	}
-	return false
+	return prefixesContains(skipAuthPrefixes, addr)
 }

adapter/inbound/https.go

@@ -11,6 +11,8 @@ import (
 func NewHTTPS(request *http.Request, conn net.Conn, additions ...Addition) (net.Conn, *C.Metadata) {
 	metadata := parseHTTPAddr(request)
 	metadata.Type = C.HTTPS
+	metadata.RawSrcAddr = conn.RemoteAddr()
+	metadata.RawDstAddr = conn.LocalAddr()
 	ApplyAdditions(metadata, WithSrcAddr(conn.RemoteAddr()), WithInAddr(conn.LocalAddr()))
 	ApplyAdditions(metadata, additions...)
 	return conn, metadata

adapter/inbound/ipfilter.go

@@ -31,27 +31,17 @@ func IsRemoteAddrDisAllowed(addr net.Addr) bool {
 	if err := m.SetRemoteAddr(addr); err != nil {
 		return false
 	}
-	return isAllowed(m.AddrPort().Addr().Unmap()) && !isDisAllowed(m.AddrPort().Addr().Unmap())
+	ipAddr := m.AddrPort().Addr()
+	if ipAddr.IsValid() {
+		return isAllowed(ipAddr) && !isDisAllowed(ipAddr)
+	}
+	return false
 }
 
 func isAllowed(addr netip.Addr) bool {
-	if addr.IsValid() {
-		for _, prefix := range lanAllowedIPs {
-			if prefix.Contains(addr) {
-				return true
-			}
-		}
-	}
-	return false
+	return prefixesContains(lanAllowedIPs, addr)
 }
 
 func isDisAllowed(addr netip.Addr) bool {
-	if addr.IsValid() {
-		for _, prefix := range lanDisAllowedIPs {
-			if prefix.Contains(addr) {
-				return true
-			}
-		}
-	}
-	return false
+	return prefixesContains(lanDisAllowedIPs, addr)
 }

adapter/inbound/listen.go

@@ -2,7 +2,12 @@ package inbound
 
 import (
 	"context"
+	"fmt"
 	"net"
+	"net/netip"
+	"sync"
+
+	"github.com/metacubex/mihomo/component/keepalive"
 
 	"github.com/metacubex/tfo-go"
 )
@@ -11,28 +16,91 @@ var (
 	lc = tfo.ListenConfig{
 		DisableTFO: true,
 	}
+	mutex sync.RWMutex
 )
 
 func SetTfo(open bool) {
+	mutex.Lock()
+	defer mutex.Unlock()
 	lc.DisableTFO = !open
 }
 
 func Tfo() bool {
+	mutex.RLock()
+	defer mutex.RUnlock()
 	return !lc.DisableTFO
 }
 
 func SetMPTCP(open bool) {
+	mutex.Lock()
+	defer mutex.Unlock()
 	setMultiPathTCP(&lc.ListenConfig, open)
 }
 
 func MPTCP() bool {
+	mutex.RLock()
+	defer mutex.RUnlock()
 	return getMultiPathTCP(&lc.ListenConfig)
 }
 
+func preResolve(network, address string) (string, error) {
+	switch network { // like net.Resolver.internetAddrList but filter domain to avoid call net.Resolver.lookupIPAddr
+	case "tcp", "tcp4", "tcp6", "udp", "udp4", "udp6", "ip", "ip4", "ip6":
+		if host, port, err := net.SplitHostPort(address); err == nil {
+			switch host {
+			case "localhost":
+				switch network {
+				case "tcp6", "udp6", "ip6":
+					address = net.JoinHostPort("::1", port)
+				default:
+					address = net.JoinHostPort("127.0.0.1", port)
+				}
+			case "": // internetAddrList can handle this special case
+				break
+			default:
+				if _, err := netip.ParseAddr(host); err != nil { // not ip
+					return "", fmt.Errorf("invalid network address: %s", address)
+				}
+			}
+		}
+	}
+	return address, nil
+}
+
 func ListenContext(ctx context.Context, network, address string) (net.Listener, error) {
+	address, err := preResolve(network, address)
+	if err != nil {
+		return nil, err
+	}
+
+	mutex.RLock()
+	defer mutex.RUnlock()
 	return lc.Listen(ctx, network, address)
 }
 
 func Listen(network, address string) (net.Listener, error) {
 	return ListenContext(context.Background(), network, address)
 }
+
+func ListenPacketContext(ctx context.Context, network, address string) (net.PacketConn, error) {
+	address, err := preResolve(network, address)
+	if err != nil {
+		return nil, err
+	}
+
+	mutex.RLock()
+	defer mutex.RUnlock()
+	return lc.ListenPacket(ctx, network, address)
+}
+
+func ListenPacket(network, address string) (net.PacketConn, error) {
+	return ListenPacketContext(context.Background(), network, address)
+}
+
+func init() {
+	keepalive.SetDisableKeepAliveCallback.Register(func(b bool) {
+		mutex.Lock()
+		defer mutex.Unlock()
+		keepalive.SetNetListenConfig(&lc.ListenConfig)
+	})
+}

adapter/inbound/listen_notwindows.go

@@ -0,0 +1,14 @@
+//go:build !windows
+
+package inbound
+
+import (
+	"net"
+	"os"
+)
+
+const SupportNamedPipe = false
+
+func ListenNamedPipe(path string) (net.Listener, error) {
+	return nil, os.ErrInvalid
+}

adapter/inbound/listen_windows.go

@@ -0,0 +1,32 @@
+package inbound
+
+import (
+	"net"
+	"os"
+
+	"github.com/metacubex/wireguard-go/ipc/namedpipe"
+	"golang.org/x/sys/windows"
+)
+
+const SupportNamedPipe = true
+
+// windowsSDDL is the Security Descriptor set on the namedpipe.
+// It provides read/write access to all users and the local system.
+const windowsSDDL = "D:PAI(A;OICI;GWGR;;;BU)(A;OICI;GWGR;;;SY)"
+
+func ListenNamedPipe(path string) (net.Listener, error) {
+	sddl := os.Getenv("LISTEN_NAMEDPIPE_SDDL")
+	if sddl == "" {
+		sddl = windowsSDDL
+	}
+	securityDescriptor, err := windows.SecurityDescriptorFromString(sddl)
+	if err != nil {
+		return nil, err
+	}
+	namedpipeLC := namedpipe.ListenConfig{
+		SecurityDescriptor: securityDescriptor,
+		InputBufferSize:    256 * 1024,
+		OutputBufferSize:   256 * 1024,
+	}
+	return namedpipeLC.Listen(path)
+}

adapter/inbound/util.go

@@ -7,7 +7,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/metacubex/mihomo/common/nnip"
 	C "github.com/metacubex/mihomo/constant"
 	"github.com/metacubex/mihomo/transport/socks5"
 )
@@ -21,13 +20,13 @@ func parseSocksAddr(target socks5.Addr) *C.Metadata {
 		metadata.Host = strings.TrimRight(string(target[2:2+target[1]]), ".")
 		metadata.DstPort = uint16((int(target[2+target[1]]) << 8) | int(target[2+target[1]+1]))
 	case socks5.AtypIPv4:
-		metadata.DstIP = nnip.IpToAddr(net.IP(target[1 : 1+net.IPv4len]))
+		metadata.DstIP, _ = netip.AddrFromSlice(target[1 : 1+net.IPv4len])
 		metadata.DstPort = uint16((int(target[1+net.IPv4len]) << 8) | int(target[1+net.IPv4len+1]))
 	case socks5.AtypIPv6:
-		ip6, _ := netip.AddrFromSlice(target[1 : 1+net.IPv6len])
-		metadata.DstIP = ip6.Unmap()
+		metadata.DstIP, _ = netip.AddrFromSlice(target[1 : 1+net.IPv6len])
 		metadata.DstPort = uint16((int(target[1+net.IPv6len]) << 8) | int(target[1+net.IPv6len+1]))
 	}
+	metadata.DstIP = metadata.DstIP.Unmap()
 
 	return metadata
 }
@@ -61,3 +60,19 @@ func parseHTTPAddr(request *http.Request) *C.Metadata {
 
 	return metadata
 }
+
+func prefixesContains(prefixes []netip.Prefix, addr netip.Addr) bool {
+	if len(prefixes) == 0 {
+		return false
+	}
+	if !addr.IsValid() {
+		return false
+	}
+	addr = addr.Unmap().WithZone("") // netip.Prefix.Contains returns false if ip has an IPv6 zone
+	for _, prefix := range prefixes {
+		if prefix.Contains(addr) {
+			return true
+		}
+	}
+	return false
+}

adapter/outbound/anytls.go

@@ -0,0 +1,137 @@
+package outbound
+
+import (
+	"context"
+	"errors"
+	"net"
+	"strconv"
+	"time"
+
+	CN "github.com/metacubex/mihomo/common/net"
+	"github.com/metacubex/mihomo/component/dialer"
+	"github.com/metacubex/mihomo/component/proxydialer"
+	"github.com/metacubex/mihomo/component/resolver"
+	C "github.com/metacubex/mihomo/constant"
+	"github.com/metacubex/mihomo/transport/anytls"
+	"github.com/metacubex/mihomo/transport/vmess"
+
+	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing/common/uot"
+)
+
+type AnyTLS struct {
+	*Base
+	client *anytls.Client
+	dialer proxydialer.SingDialer
+	option *AnyTLSOption
+}
+
+type AnyTLSOption struct {
+	BasicOption
+	Name                     string   `proxy:"name"`
+	Server                   string   `proxy:"server"`
+	Port                     int      `proxy:"port"`
+	Password                 string   `proxy:"password"`
+	ALPN                     []string `proxy:"alpn,omitempty"`
+	SNI                      string   `proxy:"sni,omitempty"`
+	ClientFingerprint        string   `proxy:"client-fingerprint,omitempty"`
+	SkipCertVerify           bool     `proxy:"skip-cert-verify,omitempty"`
+	Fingerprint              string   `proxy:"fingerprint,omitempty"`
+	UDP                      bool     `proxy:"udp,omitempty"`
+	IdleSessionCheckInterval int      `proxy:"idle-session-check-interval,omitempty"`
+	IdleSessionTimeout       int      `proxy:"idle-session-timeout,omitempty"`
+	MinIdleSession           int      `proxy:"min-idle-session,omitempty"`
+}
+
+func (t *AnyTLS) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
+	options := t.Base.DialOptions(opts...)
+	t.dialer.SetDialer(dialer.NewDialer(options...))
+	c, err := t.client.CreateProxy(ctx, M.ParseSocksaddrHostPort(metadata.String(), metadata.DstPort))
+	if err != nil {
+		return nil, err
+	}
+	return NewConn(c, t), nil
+}
+
+func (t *AnyTLS) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
+	// create tcp
+	options := t.Base.DialOptions(opts...)
+	t.dialer.SetDialer(dialer.NewDialer(options...))
+	c, err := t.client.CreateProxy(ctx, uot.RequestDestination(2))
+	if err != nil {
+		return nil, err
+	}
+
+	// create uot on tcp
+	if !metadata.Resolved() {
+		ip, err := resolver.ResolveIP(ctx, metadata.Host)
+		if err != nil {
+			return nil, errors.New("can't resolve ip")
+		}
+		metadata.DstIP = ip
+	}
+	destination := M.SocksaddrFromNet(metadata.UDPAddr())
+	return newPacketConn(CN.NewThreadSafePacketConn(uot.NewLazyConn(c, uot.Request{Destination: destination})), t), nil
+}
+
+// SupportUOT implements C.ProxyAdapter
+func (t *AnyTLS) SupportUOT() bool {
+	return true
+}
+
+// ProxyInfo implements C.ProxyAdapter
+func (t *AnyTLS) ProxyInfo() C.ProxyInfo {
+	info := t.Base.ProxyInfo()
+	info.DialerProxy = t.option.DialerProxy
+	return info
+}
+
+// Close implements C.ProxyAdapter
+func (t *AnyTLS) Close() error {
+	return t.client.Close()
+}
+
+func NewAnyTLS(option AnyTLSOption) (*AnyTLS, error) {
+	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
+
+	singDialer := proxydialer.NewByNameSingDialer(option.DialerProxy, dialer.NewDialer())
+
+	tOption := anytls.ClientConfig{
+		Password:                 option.Password,
+		Server:                   M.ParseSocksaddrHostPort(option.Server, uint16(option.Port)),
+		Dialer:                   singDialer,
+		IdleSessionCheckInterval: time.Duration(option.IdleSessionCheckInterval) * time.Second,
+		IdleSessionTimeout:       time.Duration(option.IdleSessionTimeout) * time.Second,
+		MinIdleSession:           option.MinIdleSession,
+	}
+	tlsConfig := &vmess.TLSConfig{
+		Host:              option.SNI,
+		SkipCertVerify:    option.SkipCertVerify,
+		NextProtos:        option.ALPN,
+		FingerPrint:       option.Fingerprint,
+		ClientFingerprint: option.ClientFingerprint,
+	}
+	if tlsConfig.Host == "" {
+		tlsConfig.Host = option.Server
+	}
+	tOption.TLSConfig = tlsConfig
+
+	outbound := &AnyTLS{
+		Base: &Base{
+			name:   option.Name,
+			addr:   addr,
+			tp:     C.AnyTLS,
+			udp:    option.UDP,
+			tfo:    option.TFO,
+			mpTcp:  option.MPTCP,
+			iface:  option.Interface,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
+		},
+		client: anytls.NewClient(context.TODO(), tOption),
+		option: &option,
+		dialer: singDialer,
+	}
+
+	return outbound, nil
+}

adapter/outbound/base.go

@@ -4,15 +4,23 @@ import (
 	"context"
 	"encoding/json"
 	"net"
+	"runtime"
 	"strings"
+	"sync"
 	"syscall"
 
 	N "github.com/metacubex/mihomo/common/net"
 	"github.com/metacubex/mihomo/common/utils"
 	"github.com/metacubex/mihomo/component/dialer"
 	C "github.com/metacubex/mihomo/constant"
+	"github.com/metacubex/mihomo/log"
 )
 
+type ProxyAdapter interface {
+	C.ProxyAdapter
+	DialOptions(opts ...dialer.Option) []dialer.Option
+}
+
 type Base struct {
 	name   string
 	addr   string
@@ -85,14 +93,15 @@ func (b *Base) SupportUDP() bool {
 	return b.udp
 }
 
-// SupportXUDP implements C.ProxyAdapter
-func (b *Base) SupportXUDP() bool {
-	return b.xudp
-}
-
-// SupportTFO implements C.ProxyAdapter
-func (b *Base) SupportTFO() bool {
-	return b.tfo
+// ProxyInfo implements C.ProxyAdapter
+func (b *Base) ProxyInfo() (info C.ProxyInfo) {
+	info.XUDP = b.xudp
+	info.TFO = b.tfo
+	info.MPTCP = b.mpTcp
+	info.SMUX = false
+	info.Interface = b.iface
+	info.RoutingMark = b.rmark
+	return
 }
 
 // IsL3Protocol implements C.ProxyAdapter
@@ -151,12 +160,16 @@ func (b *Base) DialOptions(opts ...dialer.Option) []dialer.Option {
 	return opts
 }
 
+func (b *Base) Close() error {
+	return nil
+}
+
 type BasicOption struct {
-	TFO         bool   `proxy:"tfo,omitempty" group:"tfo,omitempty"`
-	MPTCP       bool   `proxy:"mptcp,omitempty" group:"mptcp,omitempty"`
+	TFO         bool   `proxy:"tfo,omitempty"`
+	MPTCP       bool   `proxy:"mptcp,omitempty"`
 	Interface   string `proxy:"interface-name,omitempty" group:"interface-name,omitempty"`
 	RoutingMark int    `proxy:"routing-mark,omitempty" group:"routing-mark,omitempty"`
-	IPVersion   string `proxy:"ip-version,omitempty" group:"ip-version,omitempty"`
+	IPVersion   string `proxy:"ip-version,omitempty"`
 	DialerProxy string `proxy:"dialer-proxy,omitempty"` // don't apply this option into groups, but can set a group name in a proxy
 }
 
@@ -220,6 +233,10 @@ func (c *conn) ReaderReplaceable() bool {
 	return true
 }
 
+func (c *conn) AddRef(ref any) {
+	c.ExtendedConn = N.NewRefConn(c.ExtendedConn, ref) // add ref for autoCloseProxyAdapter
+}
+
 func NewConn(c net.Conn, a C.ProxyAdapter) C.Conn {
 	if _, ok := c.(syscall.Conn); !ok { // exclusion system conn like *net.TCPConn
 		c = N.NewDeadlineConn(c) // most conn from outbound can't handle readDeadline correctly
@@ -266,6 +283,10 @@ func (c *packetConn) ReaderReplaceable() bool {
 	return true
 }
 
+func (c *packetConn) AddRef(ref any) {
+	c.EnhancePacketConn = N.NewRefPacketConn(c.EnhancePacketConn, ref) // add ref for autoCloseProxyAdapter
+}
+
 func newPacketConn(pc net.PacketConn, a C.ProxyAdapter) C.PacketConn {
 	epc := N.NewEnhancePacketConn(pc)
 	if _, ok := pc.(syscall.Conn); !ok { // exclusion system conn like *net.UDPConn
@@ -285,3 +306,75 @@ func parseRemoteDestination(addr string) string {
 		}
 	}
 }
+
+type AddRef interface {
+	AddRef(ref any)
+}
+
+type autoCloseProxyAdapter struct {
+	ProxyAdapter
+	closeOnce sync.Once
+	closeErr  error
+}
+
+func (p *autoCloseProxyAdapter) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
+	c, err := p.ProxyAdapter.DialContext(ctx, metadata, opts...)
+	if err != nil {
+		return nil, err
+	}
+	if c, ok := c.(AddRef); ok {
+		c.AddRef(p)
+	}
+	return c, nil
+}
+
+func (p *autoCloseProxyAdapter) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
+	c, err := p.ProxyAdapter.DialContextWithDialer(ctx, dialer, metadata)
+	if err != nil {
+		return nil, err
+	}
+	if c, ok := c.(AddRef); ok {
+		c.AddRef(p)
+	}
+	return c, nil
+}
+
+func (p *autoCloseProxyAdapter) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
+	pc, err := p.ProxyAdapter.ListenPacketContext(ctx, metadata, opts...)
+	if err != nil {
+		return nil, err
+	}
+	if pc, ok := pc.(AddRef); ok {
+		pc.AddRef(p)
+	}
+	return pc, nil
+}
+
+func (p *autoCloseProxyAdapter) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
+	pc, err := p.ProxyAdapter.ListenPacketWithDialer(ctx, dialer, metadata)
+	if err != nil {
+		return nil, err
+	}
+	if pc, ok := pc.(AddRef); ok {
+		pc.AddRef(p)
+	}
+	return pc, nil
+}
+
+func (p *autoCloseProxyAdapter) Close() error {
+	p.closeOnce.Do(func() {
+		log.Debugln("Closing outdated proxy [%s]", p.Name())
+		runtime.SetFinalizer(p, nil)
+		p.closeErr = p.ProxyAdapter.Close()
+	})
+	return p.closeErr
+}
+
+func NewAutoCloseProxyAdapter(adapter ProxyAdapter) ProxyAdapter {
+	proxy := &autoCloseProxyAdapter{
+		ProxyAdapter: adapter,
+	}
+	// auto close ProxyAdapter
+	runtime.SetFinalizer(proxy, (*autoCloseProxyAdapter).Close)
+	return proxy
+}

adapter/outbound/direct.go

@@ -3,19 +3,12 @@ package outbound
 import (
 	"context"
 	"errors"
-	"os"
-	"strconv"
-
-	N "github.com/metacubex/mihomo/common/net"
 	"github.com/metacubex/mihomo/component/dialer"
 	"github.com/metacubex/mihomo/component/loopback"
 	"github.com/metacubex/mihomo/component/resolver"
 	C "github.com/metacubex/mihomo/constant"
-	"github.com/metacubex/mihomo/constant/features"
 )
 
-var DisableLoopBackDetector, _ = strconv.ParseBool(os.Getenv("DISABLE_LOOPBACK_DETECTOR"))
-
 type Direct struct {
 	*Base
 	loopBack *loopback.Detector
@@ -28,30 +21,25 @@ type DirectOption struct {
 
 // DialContext implements C.ProxyAdapter
 func (d *Direct) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
-	if !features.CMFA && !DisableLoopBackDetector {
-		if err := d.loopBack.CheckConn(metadata); err != nil {
-			return nil, err
-		}
+	if err := d.loopBack.CheckConn(metadata); err != nil {
+		return nil, err
 	}
-	opts = append(opts, dialer.WithResolver(resolver.DefaultResolver))
+	opts = append(opts, dialer.WithResolver(resolver.DirectHostResolver))
 	c, err := dialer.DialContext(ctx, "tcp", metadata.RemoteAddress(), d.Base.DialOptions(opts...)...)
 	if err != nil {
 		return nil, err
 	}
-	N.TCPKeepAlive(c)
 	return d.loopBack.NewConn(NewConn(c, d)), nil
 }
 
 // ListenPacketContext implements C.ProxyAdapter
 func (d *Direct) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
-	if !features.CMFA && !DisableLoopBackDetector {
-		if err := d.loopBack.CheckPacketConn(metadata); err != nil {
-			return nil, err
-		}
+	if err := d.loopBack.CheckPacketConn(metadata); err != nil {
+		return nil, err
 	}
 	// net.UDPConn.WriteTo only working with *net.UDPAddr, so we need a net.UDPAddr
 	if !metadata.Resolved() {
-		ip, err := resolver.ResolveIPWithResolver(ctx, metadata.Host, resolver.DefaultResolver)
+		ip, err := resolver.ResolveIPWithResolver(ctx, metadata.Host, resolver.DirectHostResolver)
 		if err != nil {
 			return nil, errors.New("can't resolve ip")
 		}

adapter/outbound/http.go

@@ -7,8 +7,6 @@ import (
 	"encoding/base64"
 	"errors"
 	"fmt"
-
-	"io"
 	"net"
 	"net/http"
 	"strconv"
@@ -53,7 +51,7 @@ func (h *Http) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Me
 		}
 	}
 
-	if err := h.shakeHand(metadata, c); err != nil {
+	if err := h.shakeHandContext(ctx, c, metadata); err != nil {
 		return nil, err
 	}
 	return c, nil
@@ -76,7 +74,6 @@ func (h *Http) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metad
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", h.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -95,7 +92,19 @@ func (h *Http) SupportWithDialer() C.NetWork {
 	return C.TCP
 }
 
-func (h *Http) shakeHand(metadata *C.Metadata, rw io.ReadWriter) error {
+// ProxyInfo implements C.ProxyAdapter
+func (h *Http) ProxyInfo() C.ProxyInfo {
+	info := h.Base.ProxyInfo()
+	info.DialerProxy = h.option.DialerProxy
+	return info
+}
+
+func (h *Http) shakeHandContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
+
 	addr := metadata.RemoteAddress()
 	HeaderString := "CONNECT " + addr + " HTTP/1.1\r\n"
 	tempHeaders := map[string]string{
@@ -119,13 +128,13 @@ func (h *Http) shakeHand(metadata *C.Metadata, rw io.ReadWriter) error {
 
 	HeaderString += "\r\n"
 
-	_, err := rw.Write([]byte(HeaderString))
+	_, err = c.Write([]byte(HeaderString))
 
 	if err != nil {
 		return err
 	}
 
-	resp, err := http.ReadResponse(bufio.NewReader(rw), nil)
+	resp, err := http.ReadResponse(bufio.NewReader(c), nil)
 
 	if err != nil {
 		return err

adapter/outbound/hysteria.go

@@ -7,7 +7,6 @@ import (
 	"fmt"
 	"net"
 	"net/netip"
-	"runtime"
 	"strconv"
 	"time"
 
@@ -15,7 +14,6 @@ import (
 	"github.com/metacubex/quic-go/congestion"
 	M "github.com/sagernet/sing/common/metadata"
 
-	CN "github.com/metacubex/mihomo/common/net"
 	"github.com/metacubex/mihomo/component/ca"
 	"github.com/metacubex/mihomo/component/dialer"
 	"github.com/metacubex/mihomo/component/proxydialer"
@@ -45,8 +43,6 @@ type Hysteria struct {
 
 	option *HysteriaOption
 	client *core.Client
-
-	closeCh chan struct{} // for test
 }
 
 func (h *Hysteria) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
@@ -55,7 +51,7 @@ func (h *Hysteria) DialContext(ctx context.Context, metadata *C.Metadata, opts .
 		return nil, err
 	}
 
-	return NewConn(CN.NewRefConn(tcpConn, h), h), nil
+	return NewConn(tcpConn, h), nil
 }
 
 func (h *Hysteria) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
@@ -63,13 +59,13 @@ func (h *Hysteria) ListenPacketContext(ctx context.Context, metadata *C.Metadata
 	if err != nil {
 		return nil, err
 	}
-	return newPacketConn(CN.NewRefPacketConn(&hyPacketConn{udpConn}, h), h), nil
+	return newPacketConn(&hyPacketConn{udpConn}, h), nil
 }
 
 func (h *Hysteria) genHdc(ctx context.Context, opts ...dialer.Option) utils.PacketDialer {
 	return &hyDialerWithContext{
 		ctx: context.Background(),
-		hyDialer: func(network string) (net.PacketConn, error) {
+		hyDialer: func(network string, rAddr net.Addr) (net.PacketConn, error) {
 			var err error
 			var cDialer C.Dialer = dialer.NewDialer(h.Base.DialOptions(opts...)...)
 			if len(h.option.DialerProxy) > 0 {
@@ -78,15 +74,22 @@ func (h *Hysteria) genHdc(ctx context.Context, opts ...dialer.Option) utils.Pack
 					return nil, err
 				}
 			}
-			rAddrPort, _ := netip.ParseAddrPort(h.Addr())
+			rAddrPort, _ := netip.ParseAddrPort(rAddr.String())
 			return cDialer.ListenPacket(ctx, network, "", rAddrPort)
 		},
 		remoteAddr: func(addr string) (net.Addr, error) {
-			return resolveUDPAddrWithPrefer(ctx, "udp", addr, h.prefer)
+			return resolveUDPAddr(ctx, "udp", addr, h.prefer)
 		},
 	}
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (h *Hysteria) ProxyInfo() C.ProxyInfo {
+	info := h.Base.ProxyInfo()
+	info.DialerProxy = h.option.DialerProxy
+	return info
+}
+
 type HysteriaOption struct {
 	BasicOption
 	Name                string   `proxy:"name"`
@@ -131,11 +134,7 @@ func (c *HysteriaOption) Speed() (uint64, uint64, error) {
 }
 
 func NewHysteria(option HysteriaOption) (*Hysteria, error) {
-	clientTransport := &transport.ClientTransport{
-		Dialer: &net.Dialer{
-			Timeout: 8 * time.Second,
-		},
-	}
+	clientTransport := &transport.ClientTransport{}
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 	ports := option.Ports
 
@@ -236,18 +235,16 @@ func NewHysteria(option HysteriaOption) (*Hysteria, error) {
 		option: &option,
 		client: client,
 	}
-	runtime.SetFinalizer(outbound, closeHysteria)
 
 	return outbound, nil
 }
 
-func closeHysteria(h *Hysteria) {
+// Close implements C.ProxyAdapter
+func (h *Hysteria) Close() error {
 	if h.client != nil {
-		_ = h.client.Close()
-	}
-	if h.closeCh != nil {
-		close(h.closeCh)
+		return h.client.Close()
 	}
+	return nil
 }
 
 type hyPacketConn struct {
@@ -284,7 +281,7 @@ func (c *hyPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
 }
 
 type hyDialerWithContext struct {
-	hyDialer   func(network string) (net.PacketConn, error)
+	hyDialer   func(network string, rAddr net.Addr) (net.PacketConn, error)
 	ctx        context.Context
 	remoteAddr func(host string) (net.Addr, error)
 }
@@ -294,7 +291,7 @@ func (h *hyDialerWithContext) ListenPacket(rAddr net.Addr) (net.PacketConn, erro
 	if addrPort, err := netip.ParseAddrPort(rAddr.String()); err == nil {
 		network = dialer.ParseNetwork(network, addrPort.Addr())
 	}
-	return h.hyDialer(network)
+	return h.hyDialer(network, rAddr)
 }
 
 func (h *hyDialerWithContext) Context() context.Context {

adapter/outbound/hysteria2.go

@@ -6,7 +6,6 @@ import (
 	"errors"
 	"fmt"
 	"net"
-	"runtime"
 	"strconv"
 	"time"
 
@@ -21,6 +20,7 @@ import (
 
 	"github.com/metacubex/sing-quic/hysteria2"
 
+	"github.com/metacubex/quic-go"
 	"github.com/metacubex/randv2"
 	M "github.com/sagernet/sing/common/metadata"
 )
@@ -38,8 +38,6 @@ type Hysteria2 struct {
 	option *Hysteria2Option
 	client *hysteria2.Client
 	dialer proxydialer.SingDialer
-
-	closeCh chan struct{} // for test
 }
 
 type Hysteria2Option struct {
@@ -62,6 +60,12 @@ type Hysteria2Option struct {
 	CustomCAString string   `proxy:"ca-str,omitempty"`
 	CWND           int      `proxy:"cwnd,omitempty"`
 	UdpMTU         int      `proxy:"udp-mtu,omitempty"`
+
+	// quic-go special config
+	InitialStreamReceiveWindow     uint64 `proxy:"initial-stream-receive-window,omitempty"`
+	MaxStreamReceiveWindow         uint64 `proxy:"max-stream-receive-window,omitempty"`
+	InitialConnectionReceiveWindow uint64 `proxy:"initial-connection-receive-window,omitempty"`
+	MaxConnectionReceiveWindow     uint64 `proxy:"max-connection-receive-window,omitempty"`
 }
 
 func (h *Hysteria2) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
@@ -71,7 +75,7 @@ func (h *Hysteria2) DialContext(ctx context.Context, metadata *C.Metadata, opts
 	if err != nil {
 		return nil, err
 	}
-	return NewConn(CN.NewRefConn(c, h), h), nil
+	return NewConn(c, h), nil
 }
 
 func (h *Hysteria2) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
@@ -84,16 +88,22 @@ func (h *Hysteria2) ListenPacketContext(ctx context.Context, metadata *C.Metadat
 	if pc == nil {
 		return nil, errors.New("packetConn is nil")
 	}
-	return newPacketConn(CN.NewRefPacketConn(CN.NewThreadSafePacketConn(pc), h), h), nil
+	return newPacketConn(CN.NewThreadSafePacketConn(pc), h), nil
 }
 
-func closeHysteria2(h *Hysteria2) {
+// Close implements C.ProxyAdapter
+func (h *Hysteria2) Close() error {
 	if h.client != nil {
-		_ = h.client.CloseWithError(errors.New("proxy removed"))
-	}
-	if h.closeCh != nil {
-		close(h.closeCh)
+		return h.client.CloseWithError(errors.New("proxy removed"))
 	}
+	return nil
+}
+
+// ProxyInfo implements C.ProxyAdapter
+func (h *Hysteria2) ProxyInfo() C.ProxyInfo {
+	info := h.Base.ProxyInfo()
+	info.DialerProxy = h.option.DialerProxy
+	return info
 }
 
 func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
@@ -138,6 +148,13 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		option.UdpMTU = 1200 - 3
 	}
 
+	quicConfig := &quic.Config{
+		InitialStreamReceiveWindow:     option.InitialStreamReceiveWindow,
+		MaxStreamReceiveWindow:         option.MaxStreamReceiveWindow,
+		InitialConnectionReceiveWindow: option.InitialConnectionReceiveWindow,
+		MaxConnectionReceiveWindow:     option.MaxConnectionReceiveWindow,
+	}
+
 	singDialer := proxydialer.NewByNameSingDialer(option.DialerProxy, dialer.NewDialer())
 
 	clientOptions := hysteria2.ClientOptions{
@@ -149,11 +166,12 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		SalamanderPassword: salamanderPassword,
 		Password:           option.Password,
 		TLSConfig:          tlsConfig,
+		QUICConfig:         quicConfig,
 		UDPDisabled:        false,
 		CWND:               option.CWND,
 		UdpMTU:             option.UdpMTU,
 		ServerAddress: func(ctx context.Context) (*net.UDPAddr, error) {
-			return resolveUDPAddrWithPrefer(ctx, "udp", addr, C.NewDNSPrefer(option.IPVersion))
+			return resolveUDPAddr(ctx, "udp", addr, C.NewDNSPrefer(option.IPVersion))
 		},
 	}
 
@@ -170,7 +188,7 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		})
 		if len(serverAddress) > 0 {
 			clientOptions.ServerAddress = func(ctx context.Context) (*net.UDPAddr, error) {
-				return resolveUDPAddrWithPrefer(ctx, "udp", serverAddress[randv2.IntN(len(serverAddress))], C.NewDNSPrefer(option.IPVersion))
+				return resolveUDPAddr(ctx, "udp", serverAddress[randv2.IntN(len(serverAddress))], C.NewDNSPrefer(option.IPVersion))
 			}
 
 			if option.HopInterval == 0 {
@@ -204,7 +222,6 @@ func NewHysteria2(option Hysteria2Option) (*Hysteria2, error) {
 		client: client,
 		dialer: singDialer,
 	}
-	runtime.SetFinalizer(outbound, closeHysteria2)
 
 	return outbound, nil
 }

adapter/outbound/hysteria2_test.go

@@ -1,38 +0,0 @@
-package outbound
-
-import (
-	"context"
-	"runtime"
-	"testing"
-	"time"
-)
-
-func TestHysteria2GC(t *testing.T) {
-	option := Hysteria2Option{}
-	option.Server = "127.0.0.1"
-	option.Ports = "200,204,401-429,501-503"
-	option.HopInterval = 30
-	option.Password = "password"
-	option.Obfs = "salamander"
-	option.ObfsPassword = "password"
-	option.SNI = "example.com"
-	option.ALPN = []string{"h3"}
-	hy, err := NewHysteria2(option)
-	if err != nil {
-		t.Error(err)
-		return
-	}
-	closeCh := make(chan struct{})
-	hy.closeCh = closeCh
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	defer cancel()
-
-	hy = nil
-	runtime.GC()
-	select {
-	case <-closeCh:
-		return
-	case <-ctx.Done():
-		t.Error("timeout not GC")
-	}
-}

adapter/outbound/hysteria_test.go

@@ -1,39 +0,0 @@
-package outbound
-
-import (
-	"context"
-	"runtime"
-	"testing"
-	"time"
-)
-
-func TestHysteriaGC(t *testing.T) {
-	option := HysteriaOption{}
-	option.Server = "127.0.0.1"
-	option.Ports = "200,204,401-429,501-503"
-	option.Protocol = "udp"
-	option.Up = "1Mbps"
-	option.Down = "1Mbps"
-	option.HopInterval = 30
-	option.Obfs = "salamander"
-	option.SNI = "example.com"
-	option.ALPN = []string{"h3"}
-	hy, err := NewHysteria(option)
-	if err != nil {
-		t.Error(err)
-		return
-	}
-	closeCh := make(chan struct{})
-	hy.closeCh = closeCh
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	defer cancel()
-
-	hy = nil
-	runtime.GC()
-	select {
-	case <-closeCh:
-		return
-	case <-ctx.Done():
-		t.Error("timeout not GC")
-	}
-}

adapter/outbound/mieru.go

@@ -0,0 +1,301 @@
+package outbound
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"strconv"
+	"sync"
+
+	CN "github.com/metacubex/mihomo/common/net"
+	"github.com/metacubex/mihomo/component/dialer"
+	"github.com/metacubex/mihomo/component/proxydialer"
+	C "github.com/metacubex/mihomo/constant"
+
+	mieruclient "github.com/enfein/mieru/v3/apis/client"
+	mierucommon "github.com/enfein/mieru/v3/apis/common"
+	mierumodel "github.com/enfein/mieru/v3/apis/model"
+	mierupb "github.com/enfein/mieru/v3/pkg/appctl/appctlpb"
+	"google.golang.org/protobuf/proto"
+)
+
+type Mieru struct {
+	*Base
+	option *MieruOption
+	client mieruclient.Client
+	mu     sync.Mutex
+}
+
+type MieruOption struct {
+	BasicOption
+	Name         string `proxy:"name"`
+	Server       string `proxy:"server"`
+	Port         int    `proxy:"port,omitempty"`
+	PortRange    string `proxy:"port-range,omitempty"`
+	Transport    string `proxy:"transport"`
+	UDP          bool   `proxy:"udp,omitempty"`
+	UserName     string `proxy:"username"`
+	Password     string `proxy:"password"`
+	Multiplexing string `proxy:"multiplexing,omitempty"`
+}
+
+// DialContext implements C.ProxyAdapter
+func (m *Mieru) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
+	if err := m.ensureClientIsRunning(opts...); err != nil {
+		return nil, err
+	}
+	addr := metadataToMieruNetAddrSpec(metadata)
+	c, err := m.client.DialContext(ctx, addr)
+	if err != nil {
+		return nil, fmt.Errorf("dial to %s failed: %w", addr, err)
+	}
+	return NewConn(c, m), nil
+}
+
+// ListenPacketContext implements C.ProxyAdapter
+func (m *Mieru) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
+	if err := m.ensureClientIsRunning(opts...); err != nil {
+		return nil, err
+	}
+	c, err := m.client.DialContext(ctx, metadata.UDPAddr())
+	if err != nil {
+		return nil, fmt.Errorf("dial to %s failed: %w", metadata.UDPAddr(), err)
+	}
+	return newPacketConn(CN.NewThreadSafePacketConn(mierucommon.NewUDPAssociateWrapper(mierucommon.NewPacketOverStreamTunnel(c))), m), nil
+}
+
+// SupportUOT implements C.ProxyAdapter
+func (m *Mieru) SupportUOT() bool {
+	return true
+}
+
+// ProxyInfo implements C.ProxyAdapter
+func (m *Mieru) ProxyInfo() C.ProxyInfo {
+	info := m.Base.ProxyInfo()
+	info.DialerProxy = m.option.DialerProxy
+	return info
+}
+
+func (m *Mieru) ensureClientIsRunning(opts ...dialer.Option) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+
+	if m.client.IsRunning() {
+		return nil
+	}
+
+	// Create a dialer and add it to the client config, before starting the client.
+	var dialer C.Dialer = dialer.NewDialer(m.Base.DialOptions(opts...)...)
+	var err error
+	if len(m.option.DialerProxy) > 0 {
+		dialer, err = proxydialer.NewByName(m.option.DialerProxy, dialer)
+		if err != nil {
+			return err
+		}
+	}
+	config, err := m.client.Load()
+	if err != nil {
+		return err
+	}
+	config.Dialer = dialer
+	if err := m.client.Store(config); err != nil {
+		return err
+	}
+
+	if err := m.client.Start(); err != nil {
+		return fmt.Errorf("failed to start mieru client: %w", err)
+	}
+	return nil
+}
+
+func NewMieru(option MieruOption) (*Mieru, error) {
+	config, err := buildMieruClientConfig(option)
+	if err != nil {
+		return nil, fmt.Errorf("failed to build mieru client config: %w", err)
+	}
+	c := mieruclient.NewClient()
+	if err := c.Store(config); err != nil {
+		return nil, fmt.Errorf("failed to store mieru client config: %w", err)
+	}
+	// Client is started lazily on the first use.
+
+	var addr string
+	if option.Port != 0 {
+		addr = net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
+	} else {
+		beginPort, _, _ := beginAndEndPortFromPortRange(option.PortRange)
+		addr = net.JoinHostPort(option.Server, strconv.Itoa(beginPort))
+	}
+	outbound := &Mieru{
+		Base: &Base{
+			name:   option.Name,
+			addr:   addr,
+			iface:  option.Interface,
+			tp:     C.Mieru,
+			udp:    option.UDP,
+			xudp:   false,
+			rmark:  option.RoutingMark,
+			prefer: C.NewDNSPrefer(option.IPVersion),
+		},
+		option: &option,
+		client: c,
+	}
+	return outbound, nil
+}
+
+// Close implements C.ProxyAdapter
+func (m *Mieru) Close() error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	if m.client != nil && m.client.IsRunning() {
+		return m.client.Stop()
+	}
+	return nil
+}
+
+func metadataToMieruNetAddrSpec(metadata *C.Metadata) mierumodel.NetAddrSpec {
+	if metadata.Host != "" {
+		return mierumodel.NetAddrSpec{
+			AddrSpec: mierumodel.AddrSpec{
+				FQDN: metadata.Host,
+				Port: int(metadata.DstPort),
+			},
+			Net: "tcp",
+		}
+	} else {
+		return mierumodel.NetAddrSpec{
+			AddrSpec: mierumodel.AddrSpec{
+				IP:   metadata.DstIP.AsSlice(),
+				Port: int(metadata.DstPort),
+			},
+			Net: "tcp",
+		}
+	}
+}
+
+func buildMieruClientConfig(option MieruOption) (*mieruclient.ClientConfig, error) {
+	if err := validateMieruOption(option); err != nil {
+		return nil, fmt.Errorf("failed to validate mieru option: %w", err)
+	}
+
+	transportProtocol := mierupb.TransportProtocol_TCP.Enum()
+	var server *mierupb.ServerEndpoint
+	if net.ParseIP(option.Server) != nil {
+		// server is an IP address
+		if option.PortRange != "" {
+			server = &mierupb.ServerEndpoint{
+				IpAddress: proto.String(option.Server),
+				PortBindings: []*mierupb.PortBinding{
+					{
+						PortRange: proto.String(option.PortRange),
+						Protocol:  transportProtocol,
+					},
+				},
+			}
+		} else {
+			server = &mierupb.ServerEndpoint{
+				IpAddress: proto.String(option.Server),
+				PortBindings: []*mierupb.PortBinding{
+					{
+						Port:     proto.Int32(int32(option.Port)),
+						Protocol: transportProtocol,
+					},
+				},
+			}
+		}
+	} else {
+		// server is a domain name
+		if option.PortRange != "" {
+			server = &mierupb.ServerEndpoint{
+				DomainName: proto.String(option.Server),
+				PortBindings: []*mierupb.PortBinding{
+					{
+						PortRange: proto.String(option.PortRange),
+						Protocol:  transportProtocol,
+					},
+				},
+			}
+		} else {
+			server = &mierupb.ServerEndpoint{
+				DomainName: proto.String(option.Server),
+				PortBindings: []*mierupb.PortBinding{
+					{
+						Port:     proto.Int32(int32(option.Port)),
+						Protocol: transportProtocol,
+					},
+				},
+			}
+		}
+	}
+	config := &mieruclient.ClientConfig{
+		Profile: &mierupb.ClientProfile{
+			ProfileName: proto.String(option.Name),
+			User: &mierupb.User{
+				Name:     proto.String(option.UserName),
+				Password: proto.String(option.Password),
+			},
+			Servers: []*mierupb.ServerEndpoint{server},
+		},
+	}
+	if multiplexing, ok := mierupb.MultiplexingLevel_value[option.Multiplexing]; ok {
+		config.Profile.Multiplexing = &mierupb.MultiplexingConfig{
+			Level: mierupb.MultiplexingLevel(multiplexing).Enum(),
+		}
+	}
+	return config, nil
+}
+
+func validateMieruOption(option MieruOption) error {
+	if option.Name == "" {
+		return fmt.Errorf("name is empty")
+	}
+	if option.Server == "" {
+		return fmt.Errorf("server is empty")
+	}
+	if option.Port == 0 && option.PortRange == "" {
+		return fmt.Errorf("either port or port-range must be set")
+	}
+	if option.Port != 0 && option.PortRange != "" {
+		return fmt.Errorf("port and port-range cannot be set at the same time")
+	}
+	if option.Port != 0 && (option.Port < 1 || option.Port > 65535) {
+		return fmt.Errorf("port must be between 1 and 65535")
+	}
+	if option.PortRange != "" {
+		begin, end, err := beginAndEndPortFromPortRange(option.PortRange)
+		if err != nil {
+			return fmt.Errorf("invalid port-range format")
+		}
+		if begin < 1 || begin > 65535 {
+			return fmt.Errorf("begin port must be between 1 and 65535")
+		}
+		if end < 1 || end > 65535 {
+			return fmt.Errorf("end port must be between 1 and 65535")
+		}
+		if begin > end {
+			return fmt.Errorf("begin port must be less than or equal to end port")
+		}
+	}
+
+	if option.Transport != "TCP" {
+		return fmt.Errorf("transport must be TCP")
+	}
+	if option.UserName == "" {
+		return fmt.Errorf("username is empty")
+	}
+	if option.Password == "" {
+		return fmt.Errorf("password is empty")
+	}
+	if option.Multiplexing != "" {
+		if _, ok := mierupb.MultiplexingLevel_value[option.Multiplexing]; !ok {
+			return fmt.Errorf("invalid multiplexing level: %s", option.Multiplexing)
+		}
+	}
+	return nil
+}
+
+func beginAndEndPortFromPortRange(portRange string) (int, int, error) {
+	var begin, end int
+	_, err := fmt.Sscanf(portRange, "%d-%d", &begin, &end)
+	return begin, end, err
+}

adapter/outbound/mieru_test.go

@@ -0,0 +1,92 @@
+package outbound
+
+import "testing"
+
+func TestNewMieru(t *testing.T) {
+	testCases := []struct {
+		option       MieruOption
+		wantBaseAddr string
+	}{
+		{
+			option: MieruOption{
+				Name:      "test",
+				Server:    "1.2.3.4",
+				Port:      10000,
+				Transport: "TCP",
+				UserName:  "test",
+				Password:  "test",
+			},
+			wantBaseAddr: "1.2.3.4:10000",
+		},
+		{
+			option: MieruOption{
+				Name:      "test",
+				Server:    "2001:db8::1",
+				PortRange: "10001-10002",
+				Transport: "TCP",
+				UserName:  "test",
+				Password:  "test",
+			},
+			wantBaseAddr: "[2001:db8::1]:10001",
+		},
+		{
+			option: MieruOption{
+				Name:      "test",
+				Server:    "example.com",
+				Port:      10003,
+				Transport: "TCP",
+				UserName:  "test",
+				Password:  "test",
+			},
+			wantBaseAddr: "example.com:10003",
+		},
+	}
+
+	for _, testCase := range testCases {
+		mieru, err := NewMieru(testCase.option)
+		if err != nil {
+			t.Error(err)
+		}
+		if mieru.addr != testCase.wantBaseAddr {
+			t.Errorf("got addr %q, want %q", mieru.addr, testCase.wantBaseAddr)
+		}
+	}
+}
+
+func TestBeginAndEndPortFromPortRange(t *testing.T) {
+	testCases := []struct {
+		input  string
+		begin  int
+		end    int
+		hasErr bool
+	}{
+		{"1-10", 1, 10, false},
+		{"1000-2000", 1000, 2000, false},
+		{"65535-65535", 65535, 65535, false},
+		{"1", 0, 0, true},
+		{"1-", 0, 0, true},
+		{"-10", 0, 0, true},
+		{"a-b", 0, 0, true},
+		{"1-b", 0, 0, true},
+		{"a-10", 0, 0, true},
+	}
+
+	for _, testCase := range testCases {
+		begin, end, err := beginAndEndPortFromPortRange(testCase.input)
+		if testCase.hasErr {
+			if err == nil {
+				t.Errorf("beginAndEndPortFromPortRange(%s) should return an error", testCase.input)
+			}
+		} else {
+			if err != nil {
+				t.Errorf("beginAndEndPortFromPortRange(%s) should not return an error, but got %v", testCase.input, err)
+			}
+			if begin != testCase.begin {
+				t.Errorf("beginAndEndPortFromPortRange(%s) begin port mismatch, got %d, want %d", testCase.input, begin, testCase.begin)
+			}
+			if end != testCase.end {
+				t.Errorf("beginAndEndPortFromPortRange(%s) end port mismatch, got %d, want %d", testCase.input, end, testCase.end)
+			}
+		}
+	}
+}

adapter/outbound/reality.go

@@ -20,16 +20,19 @@ func (o RealityOptions) Parse() (*tlsC.RealityConfig, error) {
 		config := new(tlsC.RealityConfig)
 
 		const x25519ScalarSize = 32
-		var publicKey [x25519ScalarSize]byte
-		n, err := base64.RawURLEncoding.Decode(publicKey[:], []byte(o.PublicKey))
-		if err != nil || n != x25519ScalarSize {
+		publicKey, err := base64.RawURLEncoding.DecodeString(o.PublicKey)
+		if err != nil || len(publicKey) != x25519ScalarSize {
 			return nil, errors.New("invalid REALITY public key")
 		}
-		config.PublicKey, err = ecdh.X25519().NewPublicKey(publicKey[:])
+		config.PublicKey, err = ecdh.X25519().NewPublicKey(publicKey)
 		if err != nil {
 			return nil, fmt.Errorf("fail to create REALITY public key: %w", err)
 		}
 
+		n := hex.DecodedLen(len(o.ShortID))
+		if n > tlsC.RealityMaxShortIDLen {
+			return nil, errors.New("invalid REALITY short id")
+		}
 		n, err = hex.Decode(config.ShortID[:], []byte(o.ShortID))
 		if err != nil || n > tlsC.RealityMaxShortIDLen {
 			return nil, errors.New("invalid REALITY short ID")

adapter/outbound/reject.go

@@ -37,7 +37,7 @@ func NewRejectWithOption(option RejectOption) *Reject {
 	return &Reject{
 		Base: &Base{
 			name: option.Name,
-			tp:   C.Direct,
+			tp:   C.Reject,
 			udp:  true,
 		},
 	}

adapter/outbound/shadowsocks.go

@@ -13,6 +13,7 @@ import (
 	"github.com/metacubex/mihomo/component/proxydialer"
 	"github.com/metacubex/mihomo/component/resolver"
 	C "github.com/metacubex/mihomo/constant"
+	gost "github.com/metacubex/mihomo/transport/gost-plugin"
 	"github.com/metacubex/mihomo/transport/restls"
 	obfs "github.com/metacubex/mihomo/transport/simple-obfs"
 	shadowtls "github.com/metacubex/mihomo/transport/sing-shadowtls"
@@ -34,6 +35,7 @@ type ShadowSocks struct {
 	obfsMode        string
 	obfsOption      *simpleObfsOption
 	v2rayOption     *v2rayObfs.Option
+	gostOption      *gost.Option
 	shadowTLSOption *shadowtls.ShadowTLSOption
 	restlsConfig    *restlsC.Config
 }
@@ -71,6 +73,17 @@ type v2rayObfsOption struct {
 	V2rayHttpUpgradeFastOpen bool              `obfs:"v2ray-http-upgrade-fast-open,omitempty"`
 }
 
+type gostObfsOption struct {
+	Mode           string            `obfs:"mode"`
+	Host           string            `obfs:"host,omitempty"`
+	Path           string            `obfs:"path,omitempty"`
+	TLS            bool              `obfs:"tls,omitempty"`
+	Fingerprint    string            `obfs:"fingerprint,omitempty"`
+	Headers        map[string]string `obfs:"headers,omitempty"`
+	SkipCertVerify bool              `obfs:"skip-cert-verify,omitempty"`
+	Mux            bool              `obfs:"mux,omitempty"`
+}
+
 type shadowTLSOption struct {
 	Password       string `obfs:"password"`
 	Host           string `obfs:"host"`
@@ -87,7 +100,7 @@ type restlsOption struct {
 }
 
 // StreamConnContext implements C.ProxyAdapter
-func (ss *ShadowSocks) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
+func (ss *ShadowSocks) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
 	useEarly := false
 	switch ss.obfsMode {
 	case "tls":
@@ -96,20 +109,23 @@ func (ss *ShadowSocks) StreamConnContext(ctx context.Context, c net.Conn, metada
 		_, port, _ := net.SplitHostPort(ss.addr)
 		c = obfs.NewHTTPObfs(c, ss.obfsOption.Host, port)
 	case "websocket":
-		var err error
-		c, err = v2rayObfs.NewV2rayObfs(ctx, c, ss.v2rayOption)
+		if ss.v2rayOption != nil {
+			c, err = v2rayObfs.NewV2rayObfs(ctx, c, ss.v2rayOption)
+		} else if ss.gostOption != nil {
+			c, err = gost.NewGostWebsocket(ctx, c, ss.gostOption)
+		} else {
+			return nil, fmt.Errorf("plugin options is required")
+		}
 		if err != nil {
 			return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
 		}
 	case shadowtls.Mode:
-		var err error
 		c, err = shadowtls.NewShadowTLS(ctx, c, ss.shadowTLSOption)
 		if err != nil {
 			return nil, err
 		}
 		useEarly = true
 	case restls.Mode:
-		var err error
 		c, err = restls.NewRestls(ctx, c, ss.restlsConfig)
 		if err != nil {
 			return nil, fmt.Errorf("%s (restls) connect error: %w", ss.addr, err)
@@ -117,6 +133,12 @@ func (ss *ShadowSocks) StreamConnContext(ctx context.Context, c net.Conn, metada
 		useEarly = true
 	}
 	useEarly = useEarly || N.NeedHandshake(c)
+	if !useEarly {
+		if ctx.Done() != nil {
+			done := N.SetupContextForConn(ctx, c)
+			defer done(&err)
+		}
+	}
 	if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
 		uotDestination := uot.RequestDestination(uint8(ss.option.UDPOverTCPVersion))
 		if useEarly {
@@ -149,7 +171,6 @@ func (ss *ShadowSocks) DialContextWithDialer(ctx context.Context, dialer C.Diale
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -179,7 +200,7 @@ func (ss *ShadowSocks) ListenPacketWithDialer(ctx context.Context, dialer C.Dial
 			return nil, err
 		}
 	}
-	addr, err := resolveUDPAddrWithPrefer(ctx, "udp", ss.addr, ss.prefer)
+	addr, err := resolveUDPAddr(ctx, "udp", ss.addr, ss.prefer)
 	if err != nil {
 		return nil, err
 	}
@@ -197,6 +218,13 @@ func (ss *ShadowSocks) SupportWithDialer() C.NetWork {
 	return C.ALLNet
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (ss *ShadowSocks) ProxyInfo() C.ProxyInfo {
+	info := ss.Base.ProxyInfo()
+	info.DialerProxy = ss.option.DialerProxy
+	return info
+}
+
 // ListenPacketOnStreamConn implements C.ProxyAdapter
 func (ss *ShadowSocks) ListenPacketOnStreamConn(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
 	if ss.option.UDPOverTCP {
@@ -230,10 +258,11 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 		Password: option.Password,
 	})
 	if err != nil {
-		return nil, fmt.Errorf("ss %s initialize error: %w", addr, err)
+		return nil, fmt.Errorf("ss %s cipher: %s initialize error: %w", addr, option.Cipher, err)
 	}
 
 	var v2rayOption *v2rayObfs.Option
+	var gostOption *gost.Option
 	var obfsOption *simpleObfsOption
 	var shadowTLSOpt *shadowtls.ShadowTLSOption
 	var restlsConfig *restlsC.Config
@@ -275,6 +304,28 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 			v2rayOption.SkipCertVerify = opts.SkipCertVerify
 			v2rayOption.Fingerprint = opts.Fingerprint
 		}
+	} else if option.Plugin == "gost-plugin" {
+		opts := gostObfsOption{Host: "bing.com", Mux: true}
+		if err := decoder.Decode(option.PluginOpts, &opts); err != nil {
+			return nil, fmt.Errorf("ss %s initialize gost-plugin error: %w", addr, err)
+		}
+
+		if opts.Mode != "websocket" {
+			return nil, fmt.Errorf("ss %s obfs mode error: %s", addr, opts.Mode)
+		}
+		obfsMode = opts.Mode
+		gostOption = &gost.Option{
+			Host:    opts.Host,
+			Path:    opts.Path,
+			Headers: opts.Headers,
+			Mux:     opts.Mux,
+		}
+
+		if opts.TLS {
+			gostOption.TLS = true
+			gostOption.SkipCertVerify = opts.SkipCertVerify
+			gostOption.Fingerprint = opts.Fingerprint
+		}
 	} else if option.Plugin == shadowtls.Mode {
 		obfsMode = shadowtls.Mode
 		opt := &shadowTLSOption{
@@ -330,6 +381,7 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
 		option:          &option,
 		obfsMode:        obfsMode,
 		v2rayOption:     v2rayOption,
+		gostOption:      gostOption,
 		obfsOption:      obfsOption,
 		shadowTLSOption: shadowTLSOpt,
 		restlsConfig:    restlsConfig,

adapter/outbound/shadowsocksr.go

@@ -42,12 +42,15 @@ type ShadowSocksROption struct {
 }
 
 // StreamConnContext implements C.ProxyAdapter
-func (ssr *ShadowSocksR) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
+func (ssr *ShadowSocksR) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
 	c = ssr.obfs.StreamConn(c)
 	c = ssr.cipher.StreamConn(c)
 	var (
-		iv  []byte
-		err error
+		iv []byte
 	)
 	switch conn := c.(type) {
 	case *shadowstream.Conn:
@@ -80,7 +83,6 @@ func (ssr *ShadowSocksR) DialContextWithDialer(ctx context.Context, dialer C.Dia
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", ssr.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -103,7 +105,7 @@ func (ssr *ShadowSocksR) ListenPacketWithDialer(ctx context.Context, dialer C.Di
 			return nil, err
 		}
 	}
-	addr, err := resolveUDPAddrWithPrefer(ctx, "udp", ssr.addr, ssr.prefer)
+	addr, err := resolveUDPAddr(ctx, "udp", ssr.addr, ssr.prefer)
 	if err != nil {
 		return nil, err
 	}
@@ -123,6 +125,13 @@ func (ssr *ShadowSocksR) SupportWithDialer() C.NetWork {
 	return C.ALLNet
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (ssr *ShadowSocksR) ProxyInfo() C.ProxyInfo {
+	info := ssr.Base.ProxyInfo()
+	info.DialerProxy = ssr.option.DialerProxy
+	return info
+}
+
 func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
 	// SSR protocol compatibility
 	// https://github.com/metacubex/mihomo/pull/2056
@@ -135,7 +144,7 @@ func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
 	password := option.Password
 	coreCiph, err := core.PickCipher(cipher, nil, password)
 	if err != nil {
-		return nil, fmt.Errorf("ssr %s initialize error: %w", addr, err)
+		return nil, fmt.Errorf("ssr %s cipher: %s initialize error: %w", addr, cipher, err)
 	}
 	var (
 		ivSize int

adapter/outbound/singmux.go

@@ -3,7 +3,6 @@ package outbound
 import (
 	"context"
 	"errors"
-	"runtime"
 
 	CN "github.com/metacubex/mihomo/common/net"
 	"github.com/metacubex/mihomo/component/dialer"
@@ -18,8 +17,7 @@ import (
 )
 
 type SingMux struct {
-	C.ProxyAdapter
-	base    ProxyBase
+	ProxyAdapter
 	client  *mux.Client
 	dialer  proxydialer.SingDialer
 	onlyTcp bool
@@ -43,25 +41,21 @@ type BrutalOption struct {
 	Down    string `proxy:"down,omitempty"`
 }
 
-type ProxyBase interface {
-	DialOptions(opts ...dialer.Option) []dialer.Option
-}
-
 func (s *SingMux) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
-	options := s.base.DialOptions(opts...)
+	options := s.ProxyAdapter.DialOptions(opts...)
 	s.dialer.SetDialer(dialer.NewDialer(options...))
 	c, err := s.client.DialContext(ctx, "tcp", M.ParseSocksaddrHostPort(metadata.String(), metadata.DstPort))
 	if err != nil {
 		return nil, err
 	}
-	return NewConn(CN.NewRefConn(c, s), s.ProxyAdapter), err
+	return NewConn(c, s), err
 }
 
 func (s *SingMux) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
 	if s.onlyTcp {
 		return s.ProxyAdapter.ListenPacketContext(ctx, metadata, opts...)
 	}
-	options := s.base.DialOptions(opts...)
+	options := s.ProxyAdapter.DialOptions(opts...)
 	s.dialer.SetDialer(dialer.NewDialer(options...))
 
 	// sing-mux use stream-oriented udp with a special address, so we need a net.UDPAddr
@@ -80,7 +74,7 @@ func (s *SingMux) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	if pc == nil {
 		return nil, E.New("packetConn is nil")
 	}
-	return newPacketConn(CN.NewRefPacketConn(CN.NewThreadSafePacketConn(pc), s), s.ProxyAdapter), nil
+	return newPacketConn(CN.NewThreadSafePacketConn(pc), s), nil
 }
 
 func (s *SingMux) SupportUDP() bool {
@@ -97,11 +91,21 @@ func (s *SingMux) SupportUOT() bool {
 	return true
 }
 
-func closeSingMux(s *SingMux) {
-	_ = s.client.Close()
+func (s *SingMux) ProxyInfo() C.ProxyInfo {
+	info := s.ProxyAdapter.ProxyInfo()
+	info.SMUX = true
+	return info
 }
 
-func NewSingMux(option SingMuxOption, proxy C.ProxyAdapter, base ProxyBase) (C.ProxyAdapter, error) {
+// Close implements C.ProxyAdapter
+func (s *SingMux) Close() error {
+	if s.client != nil {
+		_ = s.client.Close()
+	}
+	return s.ProxyAdapter.Close()
+}
+
+func NewSingMux(option SingMuxOption, proxy ProxyAdapter) (ProxyAdapter, error) {
 	// TODO
 	// "TCP Brutal is only supported on Linux-based systems"
 
@@ -125,11 +129,9 @@ func NewSingMux(option SingMuxOption, proxy C.ProxyAdapter, base ProxyBase) (C.P
 	}
 	outbound := &SingMux{
 		ProxyAdapter: proxy,
-		base:         base,
 		client:       client,
 		dialer:       singDialer,
 		onlyTcp:      option.OnlyTcp,
 	}
-	runtime.SetFinalizer(outbound, closeSingMux)
 	return outbound, nil
 }

adapter/outbound/snell.go

@@ -42,7 +42,7 @@ type streamOption struct {
 	obfsOption *simpleObfsOption
 }
 
-func streamConn(c net.Conn, option streamOption) *snell.Snell {
+func snellStreamConn(c net.Conn, option streamOption) *snell.Snell {
 	switch option.obfsOption.Mode {
 	case "tls":
 		c = obfs.NewTLSObfs(c, option.obfsOption.Host)
@@ -55,25 +55,35 @@ func streamConn(c net.Conn, option streamOption) *snell.Snell {
 
 // StreamConnContext implements C.ProxyAdapter
 func (s *Snell) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
-	c = streamConn(c, streamOption{s.psk, s.version, s.addr, s.obfsOption})
-	if metadata.NetWork == C.UDP {
-		err := snell.WriteUDPHeader(c, s.version)
-		return c, err
-	}
-	err := snell.WriteHeader(c, metadata.String(), uint(metadata.DstPort), s.version)
+	c = snellStreamConn(c, streamOption{s.psk, s.version, s.addr, s.obfsOption})
+	err := s.writeHeaderContext(ctx, c, metadata)
 	return c, err
 }
 
+func (s *Snell) writeHeaderContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
+
+	if metadata.NetWork == C.UDP {
+		err = snell.WriteUDPHeader(c, s.version)
+		return
+	}
+	err = snell.WriteHeader(c, metadata.String(), uint(metadata.DstPort), s.version)
+	return
+}
+
 // DialContext implements C.ProxyAdapter
 func (s *Snell) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
-	if s.version == snell.Version2 && len(opts) == 0 {
+	if s.version == snell.Version2 && dialer.IsZeroOptions(opts) {
 		c, err := s.pool.Get()
 		if err != nil {
 			return nil, err
 		}
 
-		if err = snell.WriteHeader(c, metadata.String(), uint(metadata.DstPort), s.version); err != nil {
-			c.Close()
+		if err = s.writeHeaderContext(ctx, c, metadata); err != nil {
+			_ = c.Close()
 			return nil, err
 		}
 		return NewConn(c, s), err
@@ -94,7 +104,6 @@ func (s *Snell) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", s.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -122,13 +131,8 @@ func (s *Snell) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
 	if err != nil {
 		return nil, err
 	}
-	N.TCPKeepAlive(c)
-	c = streamConn(c, streamOption{s.psk, s.version, s.addr, s.obfsOption})
 
-	err = snell.WriteUDPHeader(c, s.version)
-	if err != nil {
-		return nil, err
-	}
+	c, err = s.StreamConnContext(ctx, c, metadata)
 
 	pc := snell.PacketConn(c)
 	return newPacketConn(pc, s), nil
@@ -144,6 +148,13 @@ func (s *Snell) SupportUOT() bool {
 	return true
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (s *Snell) ProxyInfo() C.ProxyInfo {
+	info := s.Base.ProxyInfo()
+	info.DialerProxy = s.option.DialerProxy
+	return info
+}
+
 func NewSnell(option SnellOption) (*Snell, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 	psk := []byte(option.Psk)
@@ -208,8 +219,7 @@ func NewSnell(option SnellOption) (*Snell, error) {
 				return nil, err
 			}
 
-			N.TCPKeepAlive(c)
-			return streamConn(c, streamOption{psk, option.Version, addr, obfsOption}), nil
+			return snellStreamConn(c, streamOption{psk, option.Version, addr, obfsOption}), nil
 		})
 	}
 	return s, nil

adapter/outbound/socks5.go

@@ -59,7 +59,7 @@ func (ss *Socks5) StreamConnContext(ctx context.Context, c net.Conn, metadata *C
 			Password: ss.pass,
 		}
 	}
-	if _, err := socks5.ClientHandshake(c, serializesSocksAddr(metadata), socks5.CmdConnect, user); err != nil {
+	if _, err := ss.clientHandshakeContext(ctx, c, serializesSocksAddr(metadata), socks5.CmdConnect, user); err != nil {
 		return nil, err
 	}
 	return c, nil
@@ -82,7 +82,6 @@ func (ss *Socks5) DialContextWithDialer(ctx context.Context, dialer C.Dialer, me
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -128,7 +127,6 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 		safeConnClose(c, err)
 	}(c)
 
-	N.TCPKeepAlive(c)
 	var user *socks5.User
 	if ss.user != "" {
 		user = &socks5.User{
@@ -138,7 +136,7 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	}
 
 	udpAssocateAddr := socks5.AddrFromStdAddrPort(netip.AddrPortFrom(netip.IPv4Unspecified(), 0))
-	bindAddr, err := socks5.ClientHandshake(c, udpAssocateAddr, socks5.CmdUDPAssociate, user)
+	bindAddr, err := ss.clientHandshakeContext(ctx, c, udpAssocateAddr, socks5.CmdUDPAssociate, user)
 	if err != nil {
 		err = fmt.Errorf("client hanshake error: %w", err)
 		return
@@ -150,7 +148,7 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 		err = errors.New("invalid UDP bind address")
 		return
 	} else if bindUDPAddr.IP.IsUnspecified() {
-		serverAddr, err := resolveUDPAddr(ctx, "udp", ss.Addr())
+		serverAddr, err := resolveUDPAddr(ctx, "udp", ss.Addr(), C.IPv4Prefer)
 		if err != nil {
 			return nil, err
 		}
@@ -174,6 +172,21 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	return newPacketConn(&socksPacketConn{PacketConn: pc, rAddr: bindUDPAddr, tcpConn: c}, ss), nil
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (ss *Socks5) ProxyInfo() C.ProxyInfo {
+	info := ss.Base.ProxyInfo()
+	info.DialerProxy = ss.option.DialerProxy
+	return info
+}
+
+func (ss *Socks5) clientHandshakeContext(ctx context.Context, c net.Conn, addr socks5.Addr, command socks5.Command, user *socks5.User) (_ socks5.Addr, err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
+	return socks5.ClientHandshake(c, addr, command, user)
+}
+
 func NewSocks5(option Socks5Option) (*Socks5, error) {
 	var tlsConfig *tls.Config
 	if option.TLS {

adapter/outbound/ssh.go

@@ -7,7 +7,6 @@ import (
 	"fmt"
 	"net"
 	"os"
-	"runtime"
 	"strconv"
 	"strings"
 	"sync"
@@ -25,7 +24,10 @@ type Ssh struct {
 	*Base
 
 	option *SshOption
-	client *sshClient // using a standalone struct to avoid its inner loop invalidate the Finalizer
+
+	config *ssh.ClientConfig
+	client *ssh.Client
+	cMutex sync.Mutex
 }
 
 type SshOption struct {
@@ -49,7 +51,7 @@ func (s *Ssh) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dia
 			return nil, err
 		}
 	}
-	client, err := s.client.connect(ctx, cDialer, s.addr)
+	client, err := s.connect(ctx, cDialer, s.addr)
 	if err != nil {
 		return nil, err
 	}
@@ -58,16 +60,10 @@ func (s *Ssh) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dia
 		return nil, err
 	}
 
-	return NewConn(N.NewRefConn(c, s), s), nil
+	return NewConn(c, s), nil
 }
 
-type sshClient struct {
-	config *ssh.ClientConfig
-	client *ssh.Client
-	cMutex sync.Mutex
-}
-
-func (s *sshClient) connect(ctx context.Context, cDialer C.Dialer, addr string) (client *ssh.Client, err error) {
+func (s *Ssh) connect(ctx context.Context, cDialer C.Dialer, addr string) (client *ssh.Client, err error) {
 	s.cMutex.Lock()
 	defer s.cMutex.Unlock()
 	if s.client != nil {
@@ -77,7 +73,6 @@ func (s *sshClient) connect(ctx context.Context, cDialer C.Dialer, addr string)
 	if err != nil {
 		return nil, err
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -109,7 +104,15 @@ func (s *sshClient) connect(ctx context.Context, cDialer C.Dialer, addr string)
 	return client, nil
 }
 
-func (s *sshClient) Close() error {
+// ProxyInfo implements C.ProxyAdapter
+func (s *Ssh) ProxyInfo() C.ProxyInfo {
+	info := s.Base.ProxyInfo()
+	info.DialerProxy = s.option.DialerProxy
+	return info
+}
+
+// Close implements C.ProxyAdapter
+func (s *Ssh) Close() error {
 	s.cMutex.Lock()
 	defer s.cMutex.Unlock()
 	if s.client != nil {
@@ -118,10 +121,6 @@ func (s *sshClient) Close() error {
 	return nil
 }
 
-func closeSsh(s *Ssh) {
-	_ = s.client.Close()
-}
-
 func NewSsh(option SshOption) (*Ssh, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 
@@ -198,11 +197,8 @@ func NewSsh(option SshOption) (*Ssh, error) {
 			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
 		option: &option,
-		client: &sshClient{
-			config: &config,
-		},
+		config: &config,
 	}
-	runtime.SetFinalizer(outbound, closeSsh)
 
 	return outbound, nil
 }

adapter/outbound/trojan.go

@@ -18,12 +18,13 @@ import (
 	"github.com/metacubex/mihomo/transport/gun"
 	"github.com/metacubex/mihomo/transport/shadowsocks/core"
 	"github.com/metacubex/mihomo/transport/trojan"
+	"github.com/metacubex/mihomo/transport/vmess"
 )
 
 type Trojan struct {
 	*Base
-	instance *trojan.Trojan
-	option   *TrojanOption
+	option      *TrojanOption
+	hexPassword [trojan.KeyLength]byte
 
 	// for gun mux
 	gunTLSConfig *tls.Config
@@ -61,15 +62,21 @@ type TrojanSSOption struct {
 	Password string `proxy:"password,omitempty"`
 }
 
-func (t *Trojan) plainStream(ctx context.Context, c net.Conn) (net.Conn, error) {
-	if t.option.Network == "ws" {
+// StreamConnContext implements C.ProxyAdapter
+func (t *Trojan) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
+	switch t.option.Network {
+	case "ws":
 		host, port, _ := net.SplitHostPort(t.addr)
-		wsOpts := &trojan.WebsocketOption{
+
+		wsOpts := &vmess.WebsocketConfig{
 			Host:                     host,
 			Port:                     port,
 			Path:                     t.option.WSOpts.Path,
+			MaxEarlyData:             t.option.WSOpts.MaxEarlyData,
+			EarlyDataHeaderName:      t.option.WSOpts.EarlyDataHeaderName,
 			V2rayHttpUpgrade:         t.option.WSOpts.V2rayHttpUpgrade,
 			V2rayHttpUpgradeFastOpen: t.option.WSOpts.V2rayHttpUpgradeFastOpen,
+			ClientFingerprint:        t.option.ClientFingerprint,
 			Headers:                  http.Header{},
 		}
 
@@ -83,57 +90,95 @@ func (t *Trojan) plainStream(ctx context.Context, c net.Conn) (net.Conn, error)
 			}
 		}
 
-		return t.instance.StreamWebsocketConn(ctx, c, wsOpts)
-	}
+		alpn := trojan.DefaultWebsocketALPN
+		if len(t.option.ALPN) != 0 {
+			alpn = t.option.ALPN
+		}
 
-	return t.instance.StreamConn(ctx, c)
-}
+		wsOpts.TLS = true
+		tlsConfig := &tls.Config{
+			NextProtos:         alpn,
+			MinVersion:         tls.VersionTLS12,
+			InsecureSkipVerify: t.option.SkipCertVerify,
+			ServerName:         t.option.SNI,
+		}
 
-// StreamConnContext implements C.ProxyAdapter
-func (t *Trojan) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
-	var err error
-
-	if tlsC.HaveGlobalFingerprint() && len(t.option.ClientFingerprint) == 0 {
-		t.option.ClientFingerprint = tlsC.GetGlobalFingerprint()
-	}
-
-	if t.transport != nil {
-		c, err = gun.StreamGunWithConn(c, t.gunTLSConfig, t.gunConfig, t.realityConfig)
-	} else {
-		c, err = t.plainStream(ctx, c)
-	}
-
-	if err != nil {
-		return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
-	}
-
-	if t.ssCipher != nil {
-		c = t.ssCipher.StreamConn(c)
-	}
-
-	if metadata.NetWork == C.UDP {
-		err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
-		return c, err
-	}
-	err = t.instance.WriteHeader(c, trojan.CommandTCP, serializesSocksAddr(metadata))
-	return c, err
-}
-
-// DialContext implements C.ProxyAdapter
-func (t *Trojan) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
-	// gun transport
-	if t.transport != nil && len(opts) == 0 {
-		c, err := gun.StreamGunWithTransport(t.transport, t.gunConfig)
+		wsOpts.TLSConfig, err = ca.GetSpecifiedFingerprintTLSConfig(tlsConfig, t.option.Fingerprint)
 		if err != nil {
 			return nil, err
 		}
 
-		if t.ssCipher != nil {
-			c = t.ssCipher.StreamConn(c)
+		c, err = vmess.StreamWebsocketConn(ctx, c, wsOpts)
+	case "grpc":
+		c, err = gun.StreamGunWithConn(c, t.gunTLSConfig, t.gunConfig, t.realityConfig)
+	default:
+		// default tcp network
+		// handle TLS
+		alpn := trojan.DefaultALPN
+		if len(t.option.ALPN) != 0 {
+			alpn = t.option.ALPN
 		}
+		c, err = vmess.StreamTLSConn(ctx, c, &vmess.TLSConfig{
+			Host:              t.option.SNI,
+			SkipCertVerify:    t.option.SkipCertVerify,
+			FingerPrint:       t.option.Fingerprint,
+			ClientFingerprint: t.option.ClientFingerprint,
+			NextProtos:        alpn,
+			Reality:           t.realityConfig,
+		})
+	}
+	if err != nil {
+		return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
+	}
 
-		if err = t.instance.WriteHeader(c, trojan.CommandTCP, serializesSocksAddr(metadata)); err != nil {
-			c.Close()
+	return t.streamConnContext(ctx, c, metadata)
+}
+
+func (t *Trojan) streamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
+	if t.ssCipher != nil {
+		c = t.ssCipher.StreamConn(c)
+	}
+
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
+	command := trojan.CommandTCP
+	if metadata.NetWork == C.UDP {
+		command = trojan.CommandUDP
+	}
+	err = trojan.WriteHeader(c, t.hexPassword, command, serializesSocksAddr(metadata))
+	return c, err
+}
+
+func (t *Trojan) writeHeaderContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
+	command := trojan.CommandTCP
+	if metadata.NetWork == C.UDP {
+		command = trojan.CommandUDP
+	}
+	err = trojan.WriteHeader(c, t.hexPassword, command, serializesSocksAddr(metadata))
+	return err
+}
+
+// DialContext implements C.ProxyAdapter
+func (t *Trojan) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
+	var c net.Conn
+	// gun transport
+	if t.transport != nil && dialer.IsZeroOptions(opts) {
+		c, err = gun.StreamGunWithTransport(t.transport, t.gunConfig)
+		if err != nil {
+			return nil, err
+		}
+		defer func(c net.Conn) {
+			safeConnClose(c, err)
+		}(c)
+
+		c, err = t.streamConnContext(ctx, c, metadata)
+		if err != nil {
 			return nil, err
 		}
 
@@ -154,7 +199,6 @@ func (t *Trojan) DialContextWithDialer(ctx context.Context, dialer C.Dialer, met
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
 	}
-	N.TCPKeepAlive(c)
 
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
@@ -173,7 +217,7 @@ func (t *Trojan) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 	var c net.Conn
 
 	// grpc transport
-	if t.transport != nil && len(opts) == 0 {
+	if t.transport != nil && dialer.IsZeroOptions(opts) {
 		c, err = gun.StreamGunWithTransport(t.transport, t.gunConfig)
 		if err != nil {
 			return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
@@ -182,16 +226,12 @@ func (t *Trojan) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
 			safeConnClose(c, err)
 		}(c)
 
-		if t.ssCipher != nil {
-			c = t.ssCipher.StreamConn(c)
-		}
-
-		err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
+		c, err = t.streamConnContext(ctx, c, metadata)
 		if err != nil {
 			return nil, err
 		}
 
-		pc := t.instance.PacketConn(c)
+		pc := trojan.NewPacketConn(c)
 		return newPacketConn(pc, t), err
 	}
 	return t.ListenPacketWithDialer(ctx, dialer.NewDialer(t.Base.DialOptions(opts...)...), metadata)
@@ -212,22 +252,12 @@ func (t *Trojan) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, me
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
 	}(c)
-	N.TCPKeepAlive(c)
-	c, err = t.plainStream(ctx, c)
-	if err != nil {
-		return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
-	}
-
-	if t.ssCipher != nil {
-		c = t.ssCipher.StreamConn(c)
-	}
-
-	err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
+	c, err = t.StreamConnContext(ctx, c, metadata)
 	if err != nil {
 		return nil, err
 	}
 
-	pc := t.instance.PacketConn(c)
+	pc := trojan.NewPacketConn(c)
 	return newPacketConn(pc, t), err
 }
 
@@ -238,7 +268,7 @@ func (t *Trojan) SupportWithDialer() C.NetWork {
 
 // ListenPacketOnStreamConn implements C.ProxyAdapter
 func (t *Trojan) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
-	pc := t.instance.PacketConn(c)
+	pc := trojan.NewPacketConn(c)
 	return newPacketConn(pc, t), err
 }
 
@@ -247,22 +277,24 @@ func (t *Trojan) SupportUOT() bool {
 	return true
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (t *Trojan) ProxyInfo() C.ProxyInfo {
+	info := t.Base.ProxyInfo()
+	info.DialerProxy = t.option.DialerProxy
+	return info
+}
+
+// Close implements C.ProxyAdapter
+func (t *Trojan) Close() error {
+	if t.transport != nil {
+		return t.transport.Close()
+	}
+	return nil
+}
+
 func NewTrojan(option TrojanOption) (*Trojan, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 
-	tOption := &trojan.Option{
-		Password:          option.Password,
-		ALPN:              option.ALPN,
-		ServerName:        option.Server,
-		SkipCertVerify:    option.SkipCertVerify,
-		Fingerprint:       option.Fingerprint,
-		ClientFingerprint: option.ClientFingerprint,
-	}
-
-	if option.SNI != "" {
-		tOption.ServerName = option.SNI
-	}
-
 	t := &Trojan{
 		Base: &Base{
 			name:   option.Name,
@@ -275,8 +307,8 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			rmark:  option.RoutingMark,
 			prefer: C.NewDNSPrefer(option.IPVersion),
 		},
-		instance: trojan.New(tOption),
-		option:   &option,
+		option:      &option,
+		hexPassword: trojan.Key(option.Password),
 	}
 
 	var err error
@@ -284,7 +316,6 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 	if err != nil {
 		return nil, err
 	}
-	tOption.Reality = t.realityConfig
 
 	if option.SSOpts.Enabled {
 		if option.SSOpts.Password == "" {
@@ -301,7 +332,7 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 	}
 
 	if option.Network == "grpc" {
-		dialFn := func(network, addr string) (net.Conn, error) {
+		dialFn := func(ctx context.Context, network, addr string) (net.Conn, error) {
 			var err error
 			var cDialer C.Dialer = dialer.NewDialer(t.Base.DialOptions()...)
 			if len(t.option.DialerProxy) > 0 {
@@ -310,19 +341,18 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 					return nil, err
 				}
 			}
-			c, err := cDialer.DialContext(context.Background(), "tcp", t.addr)
+			c, err := cDialer.DialContext(ctx, "tcp", t.addr)
 			if err != nil {
 				return nil, fmt.Errorf("%s connect error: %s", t.addr, err.Error())
 			}
-			N.TCPKeepAlive(c)
 			return c, nil
 		}
 
 		tlsConfig := &tls.Config{
 			NextProtos:         option.ALPN,
 			MinVersion:         tls.VersionTLS12,
-			InsecureSkipVerify: tOption.SkipCertVerify,
-			ServerName:         tOption.ServerName,
+			InsecureSkipVerify: option.SkipCertVerify,
+			ServerName:         option.SNI,
 		}
 
 		var err error
@@ -331,12 +361,13 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
 			return nil, err
 		}
 
-		t.transport = gun.NewHTTP2Client(dialFn, tlsConfig, tOption.ClientFingerprint, t.realityConfig)
+		t.transport = gun.NewHTTP2Client(dialFn, tlsConfig, option.ClientFingerprint, t.realityConfig)
 
 		t.gunTLSConfig = tlsConfig
 		t.gunConfig = &gun.Config{
-			ServiceName: option.GrpcOpts.GrpcServiceName,
-			Host:        tOption.ServerName,
+			ServiceName:       option.GrpcOpts.GrpcServiceName,
+			Host:              option.SNI,
+			ClientFingerprint: option.ClientFingerprint,
 		}
 	}
 

adapter/outbound/tuic.go

@@ -130,7 +130,7 @@ func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (transport *
 			return nil, nil, err
 		}
 	}
-	udpAddr, err := resolveUDPAddrWithPrefer(ctx, "udp", t.addr, t.prefer)
+	udpAddr, err := resolveUDPAddr(ctx, "udp", t.addr, t.prefer)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -146,6 +146,13 @@ func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (transport *
 	return
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (t *Tuic) ProxyInfo() C.ProxyInfo {
+	info := t.Base.ProxyInfo()
+	info.DialerProxy = t.option.DialerProxy
+	return info
+}
+
 func NewTuic(option TuicOption) (*Tuic, error) {
 	addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
 	serverName := option.Server

adapter/outbound/util.go

@@ -3,118 +3,59 @@ package outbound
 import (
 	"bytes"
 	"context"
-	"crypto/tls"
 	"fmt"
 	"net"
 	"net/netip"
 	"regexp"
 	"strconv"
-	"sync"
 
 	"github.com/metacubex/mihomo/component/resolver"
 	C "github.com/metacubex/mihomo/constant"
 	"github.com/metacubex/mihomo/transport/socks5"
 )
 
-var (
-	globalClientSessionCache tls.ClientSessionCache
-	once                     sync.Once
-)
-
-func getClientSessionCache() tls.ClientSessionCache {
-	once.Do(func() {
-		globalClientSessionCache = tls.NewLRUClientSessionCache(128)
-	})
-	return globalClientSessionCache
-}
-
 func serializesSocksAddr(metadata *C.Metadata) []byte {
 	var buf [][]byte
 	addrType := metadata.AddrType()
-	aType := uint8(addrType)
 	p := uint(metadata.DstPort)
 	port := []byte{uint8(p >> 8), uint8(p & 0xff)}
 	switch addrType {
-	case socks5.AtypDomainName:
+	case C.AtypDomainName:
 		lenM := uint8(len(metadata.Host))
 		host := []byte(metadata.Host)
-		buf = [][]byte{{aType, lenM}, host, port}
-	case socks5.AtypIPv4:
+		buf = [][]byte{{socks5.AtypDomainName, lenM}, host, port}
+	case C.AtypIPv4:
 		host := metadata.DstIP.AsSlice()
-		buf = [][]byte{{aType}, host, port}
-	case socks5.AtypIPv6:
+		buf = [][]byte{{socks5.AtypIPv4}, host, port}
+	case C.AtypIPv6:
 		host := metadata.DstIP.AsSlice()
-		buf = [][]byte{{aType}, host, port}
+		buf = [][]byte{{socks5.AtypIPv6}, host, port}
 	}
 	return bytes.Join(buf, nil)
 }
 
-func resolveUDPAddr(ctx context.Context, network, address string) (*net.UDPAddr, error) {
-	host, port, err := net.SplitHostPort(address)
-	if err != nil {
-		return nil, err
-	}
-
-	ip, err := resolver.ResolveProxyServerHost(ctx, host)
-	if err != nil {
-		return nil, err
-	}
-	return net.ResolveUDPAddr(network, net.JoinHostPort(ip.String(), port))
-}
-
-func resolveUDPAddrWithPrefer(ctx context.Context, network, address string, prefer C.DNSPrefer) (*net.UDPAddr, error) {
+func resolveUDPAddr(ctx context.Context, network, address string, prefer C.DNSPrefer) (*net.UDPAddr, error) {
 	host, port, err := net.SplitHostPort(address)
 	if err != nil {
 		return nil, err
 	}
 	var ip netip.Addr
-	var fallback netip.Addr
 	switch prefer {
 	case C.IPv4Only:
-		ip, err = resolver.ResolveIPv4ProxyServerHost(ctx, host)
+		ip, err = resolver.ResolveIPv4WithResolver(ctx, host, resolver.ProxyServerHostResolver)
 	case C.IPv6Only:
-		ip, err = resolver.ResolveIPv6ProxyServerHost(ctx, host)
+		ip, err = resolver.ResolveIPv6WithResolver(ctx, host, resolver.ProxyServerHostResolver)
 	case C.IPv6Prefer:
-		var ips []netip.Addr
-		ips, err = resolver.LookupIPProxyServerHost(ctx, host)
-		if err == nil {
-			for _, addr := range ips {
-				if addr.Is6() {
-					ip = addr
-					break
-				} else {
-					if !fallback.IsValid() {
-						fallback = addr
-					}
-				}
-			}
-		}
+		ip, err = resolver.ResolveIPPrefer6WithResolver(ctx, host, resolver.ProxyServerHostResolver)
 	default:
-		// C.IPv4Prefer, C.DualStack and other
-		var ips []netip.Addr
-		ips, err = resolver.LookupIPProxyServerHost(ctx, host)
-		if err == nil {
-			for _, addr := range ips {
-				if addr.Is4() {
-					ip = addr
-					break
-				} else {
-					if !fallback.IsValid() {
-						fallback = addr
-					}
-				}
-			}
-
-		}
-	}
-
-	if !ip.IsValid() && fallback.IsValid() {
-		ip = fallback
+		ip, err = resolver.ResolveIPWithResolver(ctx, host, resolver.ProxyServerHostResolver)
 	}
 
 	if err != nil {
 		return nil, err
 	}
+
+	ip, port = resolver.LookupIP4P(ip, port)
 	return net.ResolveUDPAddr(network, net.JoinHostPort(ip.String(), port))
 }
 

adapter/outbound/vless.go

@@ -21,9 +21,7 @@ import (
 	"github.com/metacubex/mihomo/component/resolver"
 	tlsC "github.com/metacubex/mihomo/component/tls"
 	C "github.com/metacubex/mihomo/constant"
-	"github.com/metacubex/mihomo/log"
 	"github.com/metacubex/mihomo/transport/gun"
-	"github.com/metacubex/mihomo/transport/socks5"
 	"github.com/metacubex/mihomo/transport/vless"
 	"github.com/metacubex/mihomo/transport/vmess"
 
@@ -77,13 +75,7 @@ type VlessOption struct {
 	ClientFingerprint string            `proxy:"client-fingerprint,omitempty"`
 }
 
-func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
-	var err error
-
-	if tlsC.HaveGlobalFingerprint() && len(v.option.ClientFingerprint) == 0 {
-		v.option.ClientFingerprint = tlsC.GetGlobalFingerprint()
-	}
-
+func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
 	switch v.option.Network {
 	case "ws":
 		host, port, _ := net.SplitHostPort(v.addr)
@@ -157,7 +149,7 @@ func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 			Path:  v.option.HTTP2Opts.Path,
 		}
 
-		c, err = vmess.StreamH2Conn(c, h2Opts)
+		c, err = vmess.StreamH2Conn(ctx, c, h2Opts)
 	case "grpc":
 		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig, v.realityConfig)
 	default:
@@ -170,10 +162,14 @@ func (v *Vless) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 		return nil, err
 	}
 
-	return v.streamConn(c, metadata)
+	return v.streamConnContext(ctx, c, metadata)
 }
 
-func (v *Vless) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err error) {
+func (v *Vless) streamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (conn net.Conn, err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, c)
+		defer done(&err)
+	}
 	if metadata.NetWork == C.UDP {
 		if v.option.PacketAddr {
 			metadata = &C.Metadata{
@@ -230,9 +226,10 @@ func (v *Vless) streamTLSConn(ctx context.Context, conn net.Conn, isH2 bool) (ne
 
 // DialContext implements C.ProxyAdapter
 func (v *Vless) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
+	var c net.Conn
 	// gun transport
-	if v.transport != nil && len(opts) == 0 {
-		c, err := gun.StreamGunWithTransport(v.transport, v.gunConfig)
+	if v.transport != nil && dialer.IsZeroOptions(opts) {
+		c, err = gun.StreamGunWithTransport(v.transport, v.gunConfig)
 		if err != nil {
 			return nil, err
 		}
@@ -240,7 +237,7 @@ func (v *Vless) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
 			safeConnClose(c, err)
 		}(c)
 
-		c, err = v.client.StreamConn(c, parseVlessAddr(metadata, v.option.XUDP))
+		c, err = v.streamConnContext(ctx, c, metadata)
 		if err != nil {
 			return nil, err
 		}
@@ -262,7 +259,6 @@ func (v *Vless) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 	}
-	N.TCPKeepAlive(c)
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
 	}(c)
@@ -286,7 +282,7 @@ func (v *Vless) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 	}
 	var c net.Conn
 	// gun transport
-	if v.transport != nil && len(opts) == 0 {
+	if v.transport != nil && dialer.IsZeroOptions(opts) {
 		c, err = gun.StreamGunWithTransport(v.transport, v.gunConfig)
 		if err != nil {
 			return nil, err
@@ -295,7 +291,7 @@ func (v *Vless) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 			safeConnClose(c, err)
 		}(c)
 
-		c, err = v.streamConn(c, metadata)
+		c, err = v.streamConnContext(ctx, c, metadata)
 		if err != nil {
 			return nil, fmt.Errorf("new vless client error: %v", err)
 		}
@@ -327,7 +323,6 @@ func (v *Vless) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 	}
-	N.TCPKeepAlive(c)
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
 	}(c)
@@ -381,19 +376,34 @@ func (v *Vless) SupportUOT() bool {
 	return true
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (v *Vless) ProxyInfo() C.ProxyInfo {
+	info := v.Base.ProxyInfo()
+	info.DialerProxy = v.option.DialerProxy
+	return info
+}
+
+// Close implements C.ProxyAdapter
+func (v *Vless) Close() error {
+	if v.transport != nil {
+		return v.transport.Close()
+	}
+	return nil
+}
+
 func parseVlessAddr(metadata *C.Metadata, xudp bool) *vless.DstAddr {
 	var addrType byte
 	var addr []byte
 	switch metadata.AddrType() {
-	case socks5.AtypIPv4:
+	case C.AtypIPv4:
 		addrType = vless.AtypIPv4
 		addr = make([]byte, net.IPv4len)
 		copy(addr[:], metadata.DstIP.AsSlice())
-	case socks5.AtypIPv6:
+	case C.AtypIPv6:
 		addrType = vless.AtypIPv6
 		addr = make([]byte, net.IPv6len)
 		copy(addr[:], metadata.DstIP.AsSlice())
-	case socks5.AtypDomainName:
+	case C.AtypDomainName:
 		addrType = vless.AtypDomainName
 		addr = make([]byte, len(metadata.Host)+1)
 		addr[0] = byte(len(metadata.Host))
@@ -505,17 +515,12 @@ func NewVless(option VlessOption) (*Vless, error) {
 	var addons *vless.Addons
 	if option.Network != "ws" && len(option.Flow) >= 16 {
 		option.Flow = option.Flow[:16]
-		switch option.Flow {
-		case vless.XRV:
-			log.Warnln("To use %s, ensure your server is upgrade to Xray-core v1.8.0+", vless.XRV)
-			addons = &vless.Addons{
-				Flow: option.Flow,
-			}
-		case vless.XRO, vless.XRD, vless.XRS:
-			log.Fatalln("Legacy XTLS protocol %s is deprecated and no longer supported", option.Flow)
-		default:
+		if option.Flow != vless.XRV {
 			return nil, fmt.Errorf("unsupported xtls flow type: %s", option.Flow)
 		}
+		addons = &vless.Addons{
+			Flow: option.Flow,
+		}
 	}
 
 	switch option.PacketEncoding {
@@ -564,7 +569,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 			option.HTTP2Opts.Host = append(option.HTTP2Opts.Host, "www.example.com")
 		}
 	case "grpc":
-		dialFn := func(network, addr string) (net.Conn, error) {
+		dialFn := func(ctx context.Context, network, addr string) (net.Conn, error) {
 			var err error
 			var cDialer C.Dialer = dialer.NewDialer(v.Base.DialOptions()...)
 			if len(v.option.DialerProxy) > 0 {
@@ -573,11 +578,10 @@ func NewVless(option VlessOption) (*Vless, error) {
 					return nil, err
 				}
 			}
-			c, err := cDialer.DialContext(context.Background(), "tcp", v.addr)
+			c, err := cDialer.DialContext(ctx, "tcp", v.addr)
 			if err != nil {
 				return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 			}
-			N.TCPKeepAlive(c)
 			return c, nil
 		}
 
@@ -591,10 +595,13 @@ func NewVless(option VlessOption) (*Vless, error) {
 		}
 		var tlsConfig *tls.Config
 		if option.TLS {
-			tlsConfig = ca.GetGlobalTLSConfig(&tls.Config{
+			tlsConfig, err = ca.GetSpecifiedFingerprintTLSConfig(&tls.Config{
 				InsecureSkipVerify: v.option.SkipCertVerify,
 				ServerName:         v.option.ServerName,
-			})
+			}, v.option.Fingerprint)
+			if err != nil {
+				return nil, err
+			}
 			if option.ServerName == "" {
 				host, _, _ := net.SplitHostPort(v.addr)
 				tlsConfig.ServerName = host

adapter/outbound/vmess.go

@@ -96,13 +96,7 @@ type WSOptions struct {
 }
 
 // StreamConnContext implements C.ProxyAdapter
-func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
-	var err error
-
-	if tlsC.HaveGlobalFingerprint() && (len(v.option.ClientFingerprint) == 0) {
-		v.option.ClientFingerprint = tlsC.GetGlobalFingerprint()
-	}
-
+func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ net.Conn, err error) {
 	switch v.option.Network {
 	case "ws":
 		host, port, _ := net.SplitHostPort(v.addr)
@@ -199,7 +193,7 @@ func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 			Path:  v.option.HTTP2Opts.Path,
 		}
 
-		c, err = mihomoVMess.StreamH2Conn(c, h2Opts)
+		c, err = mihomoVMess.StreamH2Conn(ctx, c, h2Opts)
 	case "grpc":
 		c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig, v.realityConfig)
 	default:
@@ -226,17 +220,24 @@ func (v *Vmess) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.M
 	if err != nil {
 		return nil, err
 	}
-	return v.streamConn(c, metadata)
+	return v.streamConnContext(ctx, c, metadata)
 }
 
-func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err error) {
+func (v *Vmess) streamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (conn net.Conn, err error) {
+	useEarly := N.NeedHandshake(c)
+	if !useEarly {
+		if ctx.Done() != nil {
+			done := N.SetupContextForConn(ctx, c)
+			defer done(&err)
+		}
+	}
 	if metadata.NetWork == C.UDP {
 		if v.option.XUDP {
 			var globalID [8]byte
 			if metadata.SourceValid() {
 				globalID = utils.GlobalID(metadata.SourceAddress())
 			}
-			if N.NeedHandshake(c) {
+			if useEarly {
 				conn = v.client.DialEarlyXUDPPacketConn(c,
 					globalID,
 					M.SocksaddrFromNet(metadata.UDPAddr()))
@@ -246,7 +247,7 @@ func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 					M.SocksaddrFromNet(metadata.UDPAddr()))
 			}
 		} else if v.option.PacketAddr {
-			if N.NeedHandshake(c) {
+			if useEarly {
 				conn = v.client.DialEarlyPacketConn(c,
 					M.ParseSocksaddrHostPort(packetaddr.SeqPacketMagicAddress, 443))
 			} else {
@@ -255,7 +256,7 @@ func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 			}
 			conn = packetaddr.NewBindConn(conn)
 		} else {
-			if N.NeedHandshake(c) {
+			if useEarly {
 				conn = v.client.DialEarlyPacketConn(c,
 					M.SocksaddrFromNet(metadata.UDPAddr()))
 			} else {
@@ -264,7 +265,7 @@ func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 			}
 		}
 	} else {
-		if N.NeedHandshake(c) {
+		if useEarly {
 			conn = v.client.DialEarlyConn(c,
 				M.ParseSocksaddrHostPort(metadata.String(), metadata.DstPort))
 		} else {
@@ -280,9 +281,10 @@ func (v *Vmess) streamConn(c net.Conn, metadata *C.Metadata) (conn net.Conn, err
 
 // DialContext implements C.ProxyAdapter
 func (v *Vmess) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
+	var c net.Conn
 	// gun transport
-	if v.transport != nil && len(opts) == 0 {
-		c, err := gun.StreamGunWithTransport(v.transport, v.gunConfig)
+	if v.transport != nil && dialer.IsZeroOptions(opts) {
+		c, err = gun.StreamGunWithTransport(v.transport, v.gunConfig)
 		if err != nil {
 			return nil, err
 		}
@@ -290,7 +292,7 @@ func (v *Vmess) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
 			safeConnClose(c, err)
 		}(c)
 
-		c, err = v.client.DialConn(c, M.ParseSocksaddrHostPort(metadata.String(), metadata.DstPort))
+		c, err = v.streamConnContext(ctx, c, metadata)
 		if err != nil {
 			return nil, err
 		}
@@ -312,7 +314,6 @@ func (v *Vmess) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 	}
-	N.TCPKeepAlive(c)
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
 	}(c)
@@ -333,7 +334,7 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 	}
 	var c net.Conn
 	// gun transport
-	if v.transport != nil && len(opts) == 0 {
+	if v.transport != nil && dialer.IsZeroOptions(opts) {
 		c, err = gun.StreamGunWithTransport(v.transport, v.gunConfig)
 		if err != nil {
 			return nil, err
@@ -342,7 +343,7 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
 			safeConnClose(c, err)
 		}(c)
 
-		c, err = v.streamConn(c, metadata)
+		c, err = v.streamConnContext(ctx, c, metadata)
 		if err != nil {
 			return nil, fmt.Errorf("new vmess client error: %v", err)
 		}
@@ -373,7 +374,6 @@ func (v *Vmess) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
 	if err != nil {
 		return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 	}
-	N.TCPKeepAlive(c)
 	defer func(c net.Conn) {
 		safeConnClose(c, err)
 	}(c)
@@ -390,6 +390,21 @@ func (v *Vmess) SupportWithDialer() C.NetWork {
 	return C.ALLNet
 }
 
+// ProxyInfo implements C.ProxyAdapter
+func (v *Vmess) ProxyInfo() C.ProxyInfo {
+	info := v.Base.ProxyInfo()
+	info.DialerProxy = v.option.DialerProxy
+	return info
+}
+
+// Close implements C.ProxyAdapter
+func (v *Vmess) Close() error {
+	if v.transport != nil {
+		return v.transport.Close()
+	}
+	return nil
+}
+
 // ListenPacketOnStreamConn implements C.ProxyAdapter
 func (v *Vmess) ListenPacketOnStreamConn(ctx context.Context, c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
 	// vmess use stream-oriented udp with a special address, so we need a net.UDPAddr
@@ -454,13 +469,18 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 		option: &option,
 	}
 
+	v.realityConfig, err = v.option.RealityOpts.Parse()
+	if err != nil {
+		return nil, err
+	}
+
 	switch option.Network {
 	case "h2":
 		if len(option.HTTP2Opts.Host) == 0 {
 			option.HTTP2Opts.Host = append(option.HTTP2Opts.Host, "www.example.com")
 		}
 	case "grpc":
-		dialFn := func(network, addr string) (net.Conn, error) {
+		dialFn := func(ctx context.Context, network, addr string) (net.Conn, error) {
 			var err error
 			var cDialer C.Dialer = dialer.NewDialer(v.Base.DialOptions()...)
 			if len(v.option.DialerProxy) > 0 {
@@ -469,11 +489,10 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 					return nil, err
 				}
 			}
-			c, err := cDialer.DialContext(context.Background(), "tcp", v.addr)
+			c, err := cDialer.DialContext(ctx, "tcp", v.addr)
 			if err != nil {
 				return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
 			}
-			N.TCPKeepAlive(c)
 			return c, nil
 		}
 
@@ -487,10 +506,13 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 		}
 		var tlsConfig *tls.Config
 		if option.TLS {
-			tlsConfig = ca.GetGlobalTLSConfig(&tls.Config{
+			tlsConfig, err = ca.GetSpecifiedFingerprintTLSConfig(&tls.Config{
 				InsecureSkipVerify: v.option.SkipCertVerify,
 				ServerName:         v.option.ServerName,
-			})
+			}, v.option.Fingerprint)
+			if err != nil {
+				return nil, err
+			}
 			if option.ServerName == "" {
 				host, _, _ := net.SplitHostPort(v.addr)
 				tlsConfig.ServerName = host
@@ -503,11 +525,6 @@ func NewVmess(option VmessOption) (*Vmess, error) {
 		v.transport = gun.NewHTTP2Client(dialFn, tlsConfig, v.option.ClientFingerprint, v.realityConfig)
 	}
 
-	v.realityConfig, err = v.option.RealityOpts.Parse()
-	if err != nil {
-		return nil, err
-	}
-
 	return v, nil
 }
 

adapter/outbound/wireguard.go

@@ -8,14 +8,12 @@ import (
 	"fmt"
 	"net"
 	"net/netip"
-	"runtime"
 	"strconv"
 	"strings"
 	"sync"
 	"time"
 
 	"github.com/metacubex/mihomo/common/atomic"
-	CN "github.com/metacubex/mihomo/common/net"
 	"github.com/metacubex/mihomo/component/dialer"
 	"github.com/metacubex/mihomo/component/proxydialer"
 	"github.com/metacubex/mihomo/component/resolver"
@@ -24,22 +22,27 @@ import (
 	"github.com/metacubex/mihomo/dns"
 	"github.com/metacubex/mihomo/log"
 
+	amnezia "github.com/metacubex/amneziawg-go/device"
 	wireguard "github.com/metacubex/sing-wireguard"
+	"github.com/metacubex/wireguard-go/device"
 
 	"github.com/sagernet/sing/common/debug"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
-	"github.com/sagernet/wireguard-go/device"
 )
 
+type wireguardGoDevice interface {
+	Close()
+	IpcSet(uapiConf string) error
+}
+
 type WireGuard struct {
 	*Base
 	bind      *wireguard.ClientBind
-	device    *device.Device
+	device    wireguardGoDevice
 	tunDevice wireguard.Device
 	dialer    proxydialer.SingDialer
-	resolver  *dns.Resolver
-	refP      *refProxyAdapter
+	resolver  resolver.Resolver
 
 	initOk        atomic.Bool
 	initMutex     sync.Mutex
@@ -51,8 +54,6 @@ type WireGuard struct {
 	serverAddrMap   map[M.Socksaddr]netip.AddrPort
 	serverAddrTime  atomic.TypedValue[time.Time]
 	serverAddrMutex sync.Mutex
-
-	closeCh chan struct{} // for test
 }
 
 type WireGuardOption struct {
@@ -67,6 +68,8 @@ type WireGuardOption struct {
 	UDP                 bool   `proxy:"udp,omitempty"`
 	PersistentKeepalive int    `proxy:"persistent-keepalive,omitempty"`
 
+	AmneziaWGOption *AmneziaWGOption `proxy:"amnezia-wg-option,omitempty"`
+
 	Peers []WireGuardPeerOption `proxy:"peers,omitempty"`
 
 	RemoteDnsResolve bool     `proxy:"remote-dns-resolve,omitempty"`
@@ -84,6 +87,18 @@ type WireGuardPeerOption struct {
 	AllowedIPs   []string `proxy:"allowed-ips,omitempty"`
 }
 
+type AmneziaWGOption struct {
+	JC   int    `proxy:"jc"`
+	JMin int    `proxy:"jmin"`
+	JMax int    `proxy:"jmax"`
+	S1   int    `proxy:"s1"`
+	S2   int    `proxy:"s2"`
+	H1   uint32 `proxy:"h1"`
+	H2   uint32 `proxy:"h2"`
+	H3   uint32 `proxy:"h3"`
+	H4   uint32 `proxy:"h4"`
+}
+
 type wgSingErrorHandler struct {
 	name string
 }
@@ -153,7 +168,6 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 		},
 		dialer: proxydialer.NewSlowDownSingDialer(proxydialer.NewByNameSingDialer(option.DialerProxy, dialer.NewDialer()), slowdown.New()),
 	}
-	runtime.SetFinalizer(outbound, closeWireGuard)
 
 	var reserved [3]uint8
 	if len(option.Reserved) > 0 {
@@ -243,14 +257,20 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 	if err != nil {
 		return nil, E.Cause(err, "create WireGuard device")
 	}
-	outbound.device = device.NewDevice(context.Background(), outbound.tunDevice, outbound.bind, &device.Logger{
+	logger := &device.Logger{
 		Verbosef: func(format string, args ...interface{}) {
 			log.SingLogger.Debug(fmt.Sprintf("[WG](%s) %s", option.Name, fmt.Sprintf(format, args...)))
 		},
 		Errorf: func(format string, args ...interface{}) {
 			log.SingLogger.Error(fmt.Sprintf("[WG](%s) %s", option.Name, fmt.Sprintf(format, args...)))
 		},
-	}, option.Workers)
+	}
+	if option.AmneziaWGOption != nil {
+		outbound.bind.SetParseReserved(false) // AmneziaWG don't need parse reserved
+		outbound.device = amnezia.NewDevice(outbound.tunDevice, outbound.bind, logger, option.Workers)
+	} else {
+		outbound.device = device.NewDevice(outbound.tunDevice, outbound.bind, logger, option.Workers)
+	}
 
 	var has6 bool
 	for _, address := range outbound.localPrefixes {
@@ -260,15 +280,13 @@ func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
 		}
 	}
 
-	refP := &refProxyAdapter{}
-	outbound.refP = refP
 	if option.RemoteDnsResolve && len(option.Dns) > 0 {
 		nss, err := dns.ParseNameServer(option.Dns)
 		if err != nil {
 			return nil, err
 		}
 		for i := range nss {
-			nss[i].ProxyAdapter = refP
+			nss[i].ProxyAdapter = outbound
 		}
 		outbound.resolver = dns.NewResolver(dns.Config{
 			Main: nss,
@@ -283,7 +301,7 @@ func (w *WireGuard) resolve(ctx context.Context, address M.Socksaddr) (netip.Add
 	if address.Addr.IsValid() {
 		return address.AddrPort(), nil
 	}
-	udpAddr, err := resolveUDPAddrWithPrefer(ctx, "udp", address.String(), w.prefer)
+	udpAddr, err := resolveUDPAddr(ctx, "udp", address.String(), w.prefer)
 	if err != nil {
 		return netip.AddrPort{}, err
 	}
@@ -367,6 +385,17 @@ func (w *WireGuard) genIpcConf(ctx context.Context, updateOnly bool) (string, er
 	ipcConf := ""
 	if !updateOnly {
 		ipcConf += "private_key=" + w.option.PrivateKey + "\n"
+		if w.option.AmneziaWGOption != nil {
+			ipcConf += "jc=" + strconv.Itoa(w.option.AmneziaWGOption.JC) + "\n"
+			ipcConf += "jmin=" + strconv.Itoa(w.option.AmneziaWGOption.JMin) + "\n"
+			ipcConf += "jmax=" + strconv.Itoa(w.option.AmneziaWGOption.JMax) + "\n"
+			ipcConf += "s1=" + strconv.Itoa(w.option.AmneziaWGOption.S1) + "\n"
+			ipcConf += "s2=" + strconv.Itoa(w.option.AmneziaWGOption.S2) + "\n"
+			ipcConf += "h1=" + strconv.FormatUint(uint64(w.option.AmneziaWGOption.H1), 10) + "\n"
+			ipcConf += "h2=" + strconv.FormatUint(uint64(w.option.AmneziaWGOption.H2), 10) + "\n"
+			ipcConf += "h3=" + strconv.FormatUint(uint64(w.option.AmneziaWGOption.H3), 10) + "\n"
+			ipcConf += "h4=" + strconv.FormatUint(uint64(w.option.AmneziaWGOption.H4), 10) + "\n"
+		}
 	}
 	if len(w.option.Peers) > 0 {
 		for i, peer := range w.option.Peers {
@@ -451,13 +480,12 @@ func (w *WireGuard) genIpcConf(ctx context.Context, updateOnly bool) (string, er
 	return ipcConf, nil
 }
 
-func closeWireGuard(w *WireGuard) {
+// Close implements C.ProxyAdapter
+func (w *WireGuard) Close() error {
 	if w.device != nil {
 		w.device.Close()
 	}
-	if w.closeCh != nil {
-		close(w.closeCh)
-	}
+	return nil
 }
 
 func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
@@ -470,8 +498,6 @@ func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts
 	if !metadata.Resolved() || w.resolver != nil {
 		r := resolver.DefaultResolver
 		if w.resolver != nil {
-			w.refP.SetProxyAdapter(w)
-			defer w.refP.ClearProxyAdapter()
 			r = w.resolver
 		}
 		options = append(options, dialer.WithResolver(r))
@@ -486,7 +512,7 @@ func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts
 	if conn == nil {
 		return nil, E.New("conn is nil")
 	}
-	return NewConn(CN.NewRefConn(conn, w), w), nil
+	return NewConn(conn, w), nil
 }
 
 func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
@@ -499,8 +525,6 @@ func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadat
 	if (!metadata.Resolved() || w.resolver != nil) && metadata.Host != "" {
 		r := resolver.DefaultResolver
 		if w.resolver != nil {
-			w.refP.SetProxyAdapter(w)
-			defer w.refP.ClearProxyAdapter()
 			r = w.resolver
 		}
 		ip, err := resolver.ResolveIPWithResolver(ctx, metadata.Host, r)
@@ -516,146 +540,10 @@ func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadat
 	if pc == nil {
 		return nil, E.New("packetConn is nil")
 	}
-	return newPacketConn(CN.NewRefPacketConn(pc, w), w), nil
+	return newPacketConn(pc, w), nil
 }
 
 // IsL3Protocol implements C.ProxyAdapter
 func (w *WireGuard) IsL3Protocol(metadata *C.Metadata) bool {
 	return true
 }
-
-type refProxyAdapter struct {
-	proxyAdapter C.ProxyAdapter
-	count        int
-	mutex        sync.Mutex
-}
-
-func (r *refProxyAdapter) SetProxyAdapter(proxyAdapter C.ProxyAdapter) {
-	r.mutex.Lock()
-	defer r.mutex.Unlock()
-	r.proxyAdapter = proxyAdapter
-	r.count++
-}
-
-func (r *refProxyAdapter) ClearProxyAdapter() {
-	r.mutex.Lock()
-	defer r.mutex.Unlock()
-	r.count--
-	if r.count == 0 {
-		r.proxyAdapter = nil
-	}
-}
-
-func (r *refProxyAdapter) Name() string {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.Name()
-	}
-	return ""
-}
-
-func (r *refProxyAdapter) Type() C.AdapterType {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.Type()
-	}
-	return C.AdapterType(0)
-}
-
-func (r *refProxyAdapter) Addr() string {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.Addr()
-	}
-	return ""
-}
-
-func (r *refProxyAdapter) SupportUDP() bool {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.SupportUDP()
-	}
-	return false
-}
-
-func (r *refProxyAdapter) SupportXUDP() bool {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.SupportXUDP()
-	}
-	return false
-}
-
-func (r *refProxyAdapter) SupportTFO() bool {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.SupportTFO()
-	}
-	return false
-}
-
-func (r *refProxyAdapter) MarshalJSON() ([]byte, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.MarshalJSON()
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) StreamConnContext(ctx context.Context, c net.Conn, metadata *C.Metadata) (net.Conn, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.StreamConnContext(ctx, c, metadata)
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.DialContext(ctx, metadata, opts...)
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.ListenPacketContext(ctx, metadata, opts...)
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) SupportUOT() bool {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.SupportUOT()
-	}
-	return false
-}
-
-func (r *refProxyAdapter) SupportWithDialer() C.NetWork {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.SupportWithDialer()
-	}
-	return C.InvalidNet
-}
-
-func (r *refProxyAdapter) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (C.Conn, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.DialContextWithDialer(ctx, dialer, metadata)
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (C.PacketConn, error) {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.ListenPacketWithDialer(ctx, dialer, metadata)
-	}
-	return nil, C.ErrNotSupport
-}
-
-func (r *refProxyAdapter) IsL3Protocol(metadata *C.Metadata) bool {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.IsL3Protocol(metadata)
-	}
-	return false
-}
-
-func (r *refProxyAdapter) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
-	if r.proxyAdapter != nil {
-		return r.proxyAdapter.Unwrap(metadata, touch)
-	}
-	return nil
-}
-
-var _ C.ProxyAdapter = (*refProxyAdapter)(nil)

adapter/outbound/wireguard_test.go

@@ -1,45 +0,0 @@
-//go:build with_gvisor
-
-package outbound
-
-import (
-	"context"
-	"runtime"
-	"testing"
-	"time"
-)
-
-func TestWireGuardGC(t *testing.T) {
-	option := WireGuardOption{}
-	option.Server = "162.159.192.1"
-	option.Port = 2408
-	option.PrivateKey = "iOx7749AdqH3IqluG7+0YbGKd0m1mcEXAfGRzpy9rG8="
-	option.PublicKey = "bmXOC+F1FxEMF9dyiK2H5/1SUtzH0JuVo51h2wPfgyo="
-	option.Ip = "172.16.0.2"
-	option.Ipv6 = "2606:4700:110:8d29:be92:3a6a:f4:c437"
-	option.Reserved = []uint8{51, 69, 125}
-	wg, err := NewWireGuard(option)
-	if err != nil {
-		t.Error(err)
-	}
-	closeCh := make(chan struct{})
-	wg.closeCh = closeCh
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	defer cancel()
-	err = wg.init(ctx)
-	if err != nil {
-		t.Error(err)
-		return
-	}
-	// must do a small sleep before test GC
-	// because it maybe deadlocks if w.device.Close call too fast after w.device.Start
-	time.Sleep(10 * time.Millisecond)
-	wg = nil
-	runtime.GC()
-	select {
-	case <-closeCh:
-		return
-	case <-ctx.Done():
-		t.Error("timeout not GC")
-	}
-}

adapter/outboundgroup/fallback.go

@@ -37,7 +37,7 @@ func (f *Fallback) DialContext(ctx context.Context, metadata *C.Metadata, opts .
 	if err == nil {
 		c.AppendToChains(f)
 	} else {
-		f.onDialFailed(proxy.Type(), err)
+		f.onDialFailed(proxy.Type(), err, f.healthCheck)
 	}
 
 	if N.NeedHandshake(c) {
@@ -45,7 +45,7 @@ func (f *Fallback) DialContext(ctx context.Context, metadata *C.Metadata, opts .
 			if err == nil {
 				f.onDialSuccess()
 			} else {
-				f.onDialFailed(proxy.Type(), err)
+				f.onDialFailed(proxy.Type(), err, f.healthCheck)
 			}
 		})
 	}

adapter/outboundgroup/groupbase.go

@@ -2,6 +2,7 @@ package outboundgroup
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"strings"
 	"sync"
@@ -17,22 +18,26 @@ import (
 	"github.com/metacubex/mihomo/tunnel"
 
 	"github.com/dlclark/regexp2"
+	"golang.org/x/exp/slices"
 )
 
 type GroupBase struct {
 	*outbound.Base
-	filterRegs       []*regexp2.Regexp
-	excludeFilterReg *regexp2.Regexp
-	excludeTypeArray []string
-	providers        []provider.ProxyProvider
-	failedTestMux    sync.Mutex
-	failedTimes      int
-	failedTime       time.Time
-	failedTesting    atomic.Bool
-	proxies          [][]C.Proxy
-	versions         []atomic.Uint32
-	TestTimeout      int
-	maxFailedTimes   int
+	filterRegs        []*regexp2.Regexp
+	excludeFilterRegs []*regexp2.Regexp
+	excludeTypeArray  []string
+	providers         []provider.ProxyProvider
+	failedTestMux     sync.Mutex
+	failedTimes       int
+	failedTime        time.Time
+	failedTesting     atomic.Bool
+	TestTimeout       int
+	maxFailedTimes    int
+
+	// for GetProxies
+	getProxiesMutex  sync.Mutex
+	providerVersions []uint32
+	providerProxies  []C.Proxy
 }
 
 type GroupBaseOption struct {
@@ -46,15 +51,26 @@ type GroupBaseOption struct {
 }
 
 func NewGroupBase(opt GroupBaseOption) *GroupBase {
-	var excludeFilterReg *regexp2.Regexp
-	if opt.excludeFilter != "" {
-		excludeFilterReg = regexp2.MustCompile(opt.excludeFilter, regexp2.None)
+	if opt.RoutingMark != 0 {
+		log.Warnln("The group [%s] with routing-mark configuration is deprecated, please set it directly on the proxy instead", opt.Name)
 	}
+	if opt.Interface != "" {
+		log.Warnln("The group [%s] with interface-name configuration is deprecated, please set it directly on the proxy instead", opt.Name)
+	}
+
 	var excludeTypeArray []string
 	if opt.excludeType != "" {
 		excludeTypeArray = strings.Split(opt.excludeType, "|")
 	}
 
+	var excludeFilterRegs []*regexp2.Regexp
+	if opt.excludeFilter != "" {
+		for _, excludeFilter := range strings.Split(opt.excludeFilter, "`") {
+			excludeFilterReg := regexp2.MustCompile(excludeFilter, regexp2.None)
+			excludeFilterRegs = append(excludeFilterRegs, excludeFilterReg)
+		}
+	}
+
 	var filterRegs []*regexp2.Regexp
 	if opt.filter != "" {
 		for _, filter := range strings.Split(opt.filter, "`") {
@@ -64,14 +80,14 @@ func NewGroupBase(opt GroupBaseOption) *GroupBase {
 	}
 
 	gb := &GroupBase{
-		Base:             outbound.NewBase(opt.BaseOption),
-		filterRegs:       filterRegs,
-		excludeFilterReg: excludeFilterReg,
-		excludeTypeArray: excludeTypeArray,
-		providers:        opt.providers,
-		failedTesting:    atomic.NewBool(false),
-		TestTimeout:      opt.TestTimeout,
-		maxFailedTimes:   opt.maxFailedTimes,
+		Base:              outbound.NewBase(opt.BaseOption),
+		filterRegs:        filterRegs,
+		excludeFilterRegs: excludeFilterRegs,
+		excludeTypeArray:  excludeTypeArray,
+		providers:         opt.providers,
+		failedTesting:     atomic.NewBool(false),
+		TestTimeout:       opt.TestTimeout,
+		maxFailedTimes:    opt.maxFailedTimes,
 	}
 
 	if gb.TestTimeout == 0 {
@@ -81,9 +97,6 @@ func NewGroupBase(opt GroupBaseOption) *GroupBase {
 		gb.maxFailedTimes = 5
 	}
 
-	gb.proxies = make([][]C.Proxy, len(opt.providers))
-	gb.versions = make([]atomic.Uint32, len(opt.providers))
-
 	return gb
 }
 
@@ -94,56 +107,55 @@ func (gb *GroupBase) Touch() {
 }
 
 func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
+	providerVersions := make([]uint32, len(gb.providers))
+	for i, pd := range gb.providers {
+		if touch { // touch first
+			pd.Touch()
+		}
+		providerVersions[i] = pd.Version()
+	}
+
+	// thread safe
+	gb.getProxiesMutex.Lock()
+	defer gb.getProxiesMutex.Unlock()
+
+	// return the cached proxies if version not changed
+	if slices.Equal(providerVersions, gb.providerVersions) {
+		return gb.providerProxies
+	}
+
 	var proxies []C.Proxy
 	if len(gb.filterRegs) == 0 {
 		for _, pd := range gb.providers {
-			if touch {
-				pd.Touch()
-			}
 			proxies = append(proxies, pd.Proxies()...)
 		}
 	} else {
-		for i, pd := range gb.providers {
-			if touch {
-				pd.Touch()
-			}
-
-			if pd.VehicleType() == types.Compatible {
-				gb.versions[i].Store(pd.Version())
-				gb.proxies[i] = pd.Proxies()
+		for _, pd := range gb.providers {
+			if pd.VehicleType() == types.Compatible { // compatible provider unneeded filter
+				proxies = append(proxies, pd.Proxies()...)
 				continue
 			}
 
-			version := gb.versions[i].Load()
-			if version != pd.Version() && gb.versions[i].CompareAndSwap(version, pd.Version()) {
-				var (
-					proxies    []C.Proxy
-					newProxies []C.Proxy
-				)
-
-				proxies = pd.Proxies()
-				proxiesSet := map[string]struct{}{}
-				for _, filterReg := range gb.filterRegs {
-					for _, p := range proxies {
-						name := p.Name()
-						if mat, _ := filterReg.MatchString(name); mat {
-							if _, ok := proxiesSet[name]; !ok {
-								proxiesSet[name] = struct{}{}
-								newProxies = append(newProxies, p)
-							}
+			var newProxies []C.Proxy
+			proxiesSet := map[string]struct{}{}
+			for _, filterReg := range gb.filterRegs {
+				for _, p := range pd.Proxies() {
+					name := p.Name()
+					if mat, _ := filterReg.MatchString(name); mat {
+						if _, ok := proxiesSet[name]; !ok {
+							proxiesSet[name] = struct{}{}
+							newProxies = append(newProxies, p)
 						}
 					}
 				}
-
-				gb.proxies[i] = newProxies
 			}
-		}
-
-		for _, p := range gb.proxies {
-			proxies = append(proxies, p...)
+			proxies = append(proxies, newProxies...)
 		}
 	}
 
+	// Multiple filers means that proxies are sorted in the order in which the filers appear.
+	// Although the filter has been performed once in the previous process,
+	// when there are multiple providers, the array needs to be reordered as a whole.
 	if len(gb.providers) > 1 && len(gb.filterRegs) > 1 {
 		var newProxies []C.Proxy
 		proxiesSet := map[string]struct{}{}
@@ -167,32 +179,31 @@ func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
 		}
 		proxies = newProxies
 	}
-	if gb.excludeTypeArray != nil {
-		var newProxies []C.Proxy
-		for _, p := range proxies {
-			mType := p.Type().String()
-			flag := false
-			for i := range gb.excludeTypeArray {
-				if strings.EqualFold(mType, gb.excludeTypeArray[i]) {
-					flag = true
-					break
-				}
 
-			}
-			if flag {
-				continue
+	if len(gb.excludeFilterRegs) > 0 {
+		var newProxies []C.Proxy
+	LOOP1:
+		for _, p := range proxies {
+			name := p.Name()
+			for _, excludeFilterReg := range gb.excludeFilterRegs {
+				if mat, _ := excludeFilterReg.MatchString(name); mat {
+					continue LOOP1
+				}
 			}
 			newProxies = append(newProxies, p)
 		}
 		proxies = newProxies
 	}
 
-	if gb.excludeFilterReg != nil {
+	if gb.excludeTypeArray != nil {
 		var newProxies []C.Proxy
+	LOOP2:
 		for _, p := range proxies {
-			name := p.Name()
-			if mat, _ := gb.excludeFilterReg.MatchString(name); mat {
-				continue
+			mType := p.Type().String()
+			for _, excludeType := range gb.excludeTypeArray {
+				if strings.EqualFold(mType, excludeType) {
+					continue LOOP2
+				}
 			}
 			newProxies = append(newProxies, p)
 		}
@@ -200,9 +211,13 @@ func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
 	}
 
 	if len(proxies) == 0 {
-		return append(proxies, tunnel.Proxies()["COMPATIBLE"])
+		return []C.Proxy{tunnel.Proxies()["COMPATIBLE"]}
 	}
 
+	// only cache when proxies not empty
+	gb.providerVersions = providerVersions
+	gb.providerProxies = proxies
+
 	return proxies
 }
 
@@ -234,17 +249,21 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string, expectedStatus uti
 	}
 }
 
-func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error) {
+func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error, fn func()) {
 	if adapterType == C.Direct || adapterType == C.Compatible || adapterType == C.Reject || adapterType == C.Pass || adapterType == C.RejectDrop {
 		return
 	}
 
-	if strings.Contains(err.Error(), "connection refused") {
-		go gb.healthCheck()
+	if errors.Is(err, C.ErrNotSupport) {
 		return
 	}
 
 	go func() {
+		if strings.Contains(err.Error(), "connection refused") {
+			fn()
+			return
+		}
+
 		gb.failedTestMux.Lock()
 		defer gb.failedTestMux.Unlock()
 
@@ -261,7 +280,7 @@ func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error) {
 			log.Debugln("ProxyGroup: %s failed count: %d", gb.Name(), gb.failedTimes)
 			if gb.failedTimes >= gb.maxFailedTimes {
 				log.Warnln("because %s failed multiple times, active health check", gb.Name())
-				gb.healthCheck()
+				fn()
 			}
 		}
 	}()

adapter/outboundgroup/loadbalance.go

@@ -95,7 +95,7 @@ func (lb *LoadBalance) DialContext(ctx context.Context, metadata *C.Metadata, op
 	if err == nil {
 		c.AppendToChains(lb)
 	} else {
-		lb.onDialFailed(proxy.Type(), err)
+		lb.onDialFailed(proxy.Type(), err, lb.healthCheck)
 	}
 
 	if N.NeedHandshake(c) {
@@ -103,7 +103,7 @@ func (lb *LoadBalance) DialContext(ctx context.Context, metadata *C.Metadata, op
 			if err == nil {
 				lb.onDialSuccess()
 			} else {
-				lb.onDialFailed(proxy.Type(), err)
+				lb.onDialFailed(proxy.Type(), err, lb.healthCheck)
 			}
 		})
 	}
@@ -204,7 +204,7 @@ func strategyStickySessions(url string) strategyFn {
 		for i := 1; i < maxRetry; i++ {
 			proxy := proxies[nowIdx]
 			if proxy.AliveForTestUrl(url) {
-				if nowIdx != idx {
+				if !has || nowIdx != idx {
 					lruCache.Set(key, nowIdx)
 				}
 

adapter/outboundgroup/urltest.go

@@ -4,8 +4,6 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
-	"fmt"
-	"sync"
 	"time"
 
 	"github.com/metacubex/mihomo/adapter/outbound"
@@ -54,13 +52,13 @@ func (u *URLTest) Set(name string) error {
 	if p == nil {
 		return errors.New("proxy not exist")
 	}
-	u.selected = name
-	u.fast(false)
+	u.ForceSet(name)
 	return nil
 }
 
 func (u *URLTest) ForceSet(name string) {
 	u.selected = name
+	u.fastSingle.Reset()
 }
 
 // DialContext implements C.ProxyAdapter
@@ -70,7 +68,7 @@ func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ..
 	if err == nil {
 		c.AppendToChains(u)
 	} else {
-		u.onDialFailed(proxy.Type(), err)
+		u.onDialFailed(proxy.Type(), err, u.healthCheck)
 	}
 
 	if N.NeedHandshake(c) {
@@ -78,7 +76,7 @@ func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ..
 			if err == nil {
 				u.onDialSuccess()
 			} else {
-				u.onDialFailed(proxy.Type(), err)
+				u.onDialFailed(proxy.Type(), err, u.healthCheck)
 			}
 		})
 	}
@@ -88,9 +86,12 @@ func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ..
 
 // ListenPacketContext implements C.ProxyAdapter
 func (u *URLTest) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
-	pc, err := u.fast(true).ListenPacketContext(ctx, metadata, u.Base.DialOptions(opts...)...)
+	proxy := u.fast(true)
+	pc, err := proxy.ListenPacketContext(ctx, metadata, u.Base.DialOptions(opts...)...)
 	if err == nil {
 		pc.AppendToChains(u)
+	} else {
+		u.onDialFailed(proxy.Type(), err, u.healthCheck)
 	}
 
 	return pc, err
@@ -101,22 +102,27 @@ func (u *URLTest) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
 	return u.fast(touch)
 }
 
-func (u *URLTest) fast(touch bool) C.Proxy {
+func (u *URLTest) healthCheck() {
+	u.fastSingle.Reset()
+	u.GroupBase.healthCheck()
+	u.fastSingle.Reset()
+}
 
-	proxies := u.GetProxies(touch)
-	if u.selected != "" {
-		for _, proxy := range proxies {
-			if !proxy.AliveForTestUrl(u.testUrl) {
-				continue
-			}
-			if proxy.Name() == u.selected {
-				u.fastNode = proxy
-				return proxy
+func (u *URLTest) fast(touch bool) C.Proxy {
+	elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
+		proxies := u.GetProxies(touch)
+		if u.selected != "" {
+			for _, proxy := range proxies {
+				if !proxy.AliveForTestUrl(u.testUrl) {
+					continue
+				}
+				if proxy.Name() == u.selected {
+					u.fastNode = proxy
+					return proxy, nil
+				}
 			}
 		}
-	}
 
-	elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
 		fast := proxies[0]
 		minDelay := fast.LastDelayForTestUrl(u.testUrl)
 		fastNotExist := true
@@ -182,31 +188,7 @@ func (u *URLTest) MarshalJSON() ([]byte, error) {
 }
 
 func (u *URLTest) URLTest(ctx context.Context, url string, expectedStatus utils.IntRanges[uint16]) (map[string]uint16, error) {
-	var wg sync.WaitGroup
-	var lock sync.Mutex
-	mp := map[string]uint16{}
-	proxies := u.GetProxies(false)
-	for _, proxy := range proxies {
-		proxy := proxy
-		wg.Add(1)
-		go func() {
-			delay, err := proxy.URLTest(ctx, u.testUrl, expectedStatus)
-			if err == nil {
-				lock.Lock()
-				mp[proxy.Name()] = delay
-				lock.Unlock()
-			}
-
-			wg.Done()
-		}()
-	}
-	wg.Wait()
-
-	if len(mp) == 0 {
-		return mp, fmt.Errorf("get delay: all proxies timeout")
-	} else {
-		return mp, nil
-	}
+	return u.GroupBase.URLTest(ctx, u.testUrl, expectedStatus)
 }
 
 func parseURLTestOption(config map[string]any) []urlTestOption {

adapter/outboundgroup/util.go

@@ -4,3 +4,7 @@ type SelectAble interface {
 	Set(string) error
 	ForceSet(name string)
 }
+
+var _ SelectAble = (*Fallback)(nil)
+var _ SelectAble = (*URLTest)(nil)
+var _ SelectAble = (*Selector)(nil)

adapter/parser.go

@@ -3,8 +3,6 @@ package adapter
 import (
 	"fmt"
 
-	tlsC "github.com/metacubex/mihomo/component/tls"
-
 	"github.com/metacubex/mihomo/adapter/outbound"
 	"github.com/metacubex/mihomo/common/structure"
 	C "github.com/metacubex/mihomo/constant"
@@ -18,12 +16,12 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 	}
 
 	var (
-		proxy C.ProxyAdapter
+		proxy outbound.ProxyAdapter
 		err   error
 	)
 	switch proxyType {
 	case "ss":
-		ssOption := &outbound.ShadowSocksOption{ClientFingerprint: tlsC.GetGlobalFingerprint()}
+		ssOption := &outbound.ShadowSocksOption{}
 		err = decoder.Decode(mapping, ssOption)
 		if err != nil {
 			break
@@ -56,7 +54,6 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 				Method: "GET",
 				Path:   []string{"/"},
 			},
-			ClientFingerprint: tlsC.GetGlobalFingerprint(),
 		}
 
 		err = decoder.Decode(mapping, vmessOption)
@@ -65,7 +62,7 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 		}
 		proxy, err = outbound.NewVmess(*vmessOption)
 	case "vless":
-		vlessOption := &outbound.VlessOption{ClientFingerprint: tlsC.GetGlobalFingerprint()}
+		vlessOption := &outbound.VlessOption{}
 		err = decoder.Decode(mapping, vlessOption)
 		if err != nil {
 			break
@@ -79,7 +76,7 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 		}
 		proxy, err = outbound.NewSnell(*snellOption)
 	case "trojan":
-		trojanOption := &outbound.TrojanOption{ClientFingerprint: tlsC.GetGlobalFingerprint()}
+		trojanOption := &outbound.TrojanOption{}
 		err = decoder.Decode(mapping, trojanOption)
 		if err != nil {
 			break
@@ -141,6 +138,20 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 			break
 		}
 		proxy, err = outbound.NewSsh(*sshOption)
+	case "mieru":
+		mieruOption := &outbound.MieruOption{}
+		err = decoder.Decode(mapping, mieruOption)
+		if err != nil {
+			break
+		}
+		proxy, err = outbound.NewMieru(*mieruOption)
+	case "anytls":
+		anytlsOption := &outbound.AnyTLSOption{}
+		err = decoder.Decode(mapping, anytlsOption)
+		if err != nil {
+			break
+		}
+		proxy, err = outbound.NewAnyTLS(*anytlsOption)
 	default:
 		return nil, fmt.Errorf("unsupport proxy type: %s", proxyType)
 	}
@@ -156,12 +167,13 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
 			return nil, err
 		}
 		if muxOption.Enabled {
-			proxy, err = outbound.NewSingMux(*muxOption, proxy, proxy.(outbound.ProxyBase))
+			proxy, err = outbound.NewSingMux(*muxOption, proxy)
 			if err != nil {
 				return nil, err
 			}
 		}
 	}
 
+	proxy = outbound.NewAutoCloseProxyAdapter(proxy)
 	return NewProxy(proxy), nil
 }

adapter/provider/parser.go

@@ -1,6 +1,7 @@
 package provider
 
 import (
+	"encoding"
 	"errors"
 	"fmt"
 	"time"
@@ -9,8 +10,9 @@ import (
 	"github.com/metacubex/mihomo/common/utils"
 	"github.com/metacubex/mihomo/component/resource"
 	C "github.com/metacubex/mihomo/constant"
-	"github.com/metacubex/mihomo/constant/features"
 	types "github.com/metacubex/mihomo/constant/provider"
+
+	"github.com/dlclark/regexp2"
 )
 
 var (
@@ -27,6 +29,15 @@ type healthCheckSchema struct {
 	ExpectedStatus string `provider:"expected-status,omitempty"`
 }
 
+type OverrideProxyNameSchema struct {
+	// matching expression for regex replacement
+	Pattern *regexp2.Regexp `provider:"pattern"`
+	// the new content after regex matching
+	Target string `provider:"target"`
+}
+
+var _ encoding.TextUnmarshaler = (*regexp2.Regexp)(nil) // ensure *regexp2.Regexp can decode direct by structure package
+
 type OverrideSchema struct {
 	TFO              *bool   `provider:"tfo,omitempty"`
 	MPTcp            *bool   `provider:"mptcp,omitempty"`
@@ -41,18 +52,22 @@ type OverrideSchema struct {
 	IPVersion        *string `provider:"ip-version,omitempty"`
 	AdditionalPrefix *string `provider:"additional-prefix,omitempty"`
 	AdditionalSuffix *string `provider:"additional-suffix,omitempty"`
+
+	ProxyName []OverrideProxyNameSchema `provider:"proxy-name,omitempty"`
 }
 
 type proxyProviderSchema struct {
-	Type          string `provider:"type"`
-	Path          string `provider:"path,omitempty"`
-	URL           string `provider:"url,omitempty"`
-	Proxy         string `provider:"proxy,omitempty"`
-	Interval      int    `provider:"interval,omitempty"`
-	Filter        string `provider:"filter,omitempty"`
-	ExcludeFilter string `provider:"exclude-filter,omitempty"`
-	ExcludeType   string `provider:"exclude-type,omitempty"`
-	DialerProxy   string `provider:"dialer-proxy,omitempty"`
+	Type          string           `provider:"type"`
+	Path          string           `provider:"path,omitempty"`
+	URL           string           `provider:"url,omitempty"`
+	Proxy         string           `provider:"proxy,omitempty"`
+	Interval      int              `provider:"interval,omitempty"`
+	Filter        string           `provider:"filter,omitempty"`
+	ExcludeFilter string           `provider:"exclude-filter,omitempty"`
+	ExcludeType   string           `provider:"exclude-type,omitempty"`
+	DialerProxy   string           `provider:"dialer-proxy,omitempty"`
+	SizeLimit     int64            `provider:"size-limit,omitempty"`
+	Payload       []map[string]any `provider:"payload,omitempty"`
 
 	HealthCheck healthCheckSchema   `provider:"health-check,omitempty"`
 	Override    OverrideSchema      `provider:"override,omitempty"`
@@ -85,6 +100,11 @@ func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvide
 	}
 	hc := NewHealthCheck([]C.Proxy{}, schema.HealthCheck.URL, uint(schema.HealthCheck.TestTimeout), hcInterval, schema.HealthCheck.Lazy, expectedStatus)
 
+	parser, err := NewProxiesParser(schema.Filter, schema.ExcludeFilter, schema.ExcludeType, schema.DialerProxy, schema.Override)
+	if err != nil {
+		return nil, err
+	}
+
 	var vehicle types.Vehicle
 	switch schema.Type {
 	case "file":
@@ -94,21 +114,18 @@ func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvide
 		path := C.Path.GetPathByHash("proxies", schema.URL)
 		if schema.Path != "" {
 			path = C.Path.Resolve(schema.Path)
-			if !features.CMFA && !C.Path.IsSafePath(path) {
+			if !C.Path.IsSafePath(path) {
 				return nil, fmt.Errorf("%w: %s", errSubPath, path)
 			}
 		}
-		vehicle = resource.NewHTTPVehicle(schema.URL, path, schema.Proxy, schema.Header)
+		vehicle = resource.NewHTTPVehicle(schema.URL, path, schema.Proxy, schema.Header, resource.DefaultHttpTimeout, schema.SizeLimit)
+	case "inline":
+		return NewInlineProvider(name, schema.Payload, parser, hc)
 	default:
 		return nil, fmt.Errorf("%w: %s", errVehicleType, schema.Type)
 	}
 
 	interval := time.Duration(uint(schema.Interval)) * time.Second
-	filter := schema.Filter
-	excludeFilter := schema.ExcludeFilter
-	excludeType := schema.ExcludeType
-	dialerProxy := schema.DialerProxy
-	override := schema.Override
 
-	return NewProxySetProvider(name, interval, filter, excludeFilter, excludeType, dialerProxy, override, vehicle, hc)
+	return NewProxySetProvider(name, interval, parser, vehicle, hc)
 }

adapter/provider/patch_android.go

@@ -1,19 +0,0 @@
-//go:build android && cmfa
-
-package provider
-
-import (
-	"time"
-)
-
-var (
-	suspended bool
-)
-
-type UpdatableProvider interface {
-	UpdatedAt() time.Time
-}
-
-func Suspend(s bool) {
-	suspended = s
-}

adapter/provider/provider.go

@@ -1,7 +1,6 @@
 package provider
 
 import (
-	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -14,11 +13,10 @@ import (
 	"github.com/metacubex/mihomo/adapter"
 	"github.com/metacubex/mihomo/common/convert"
 	"github.com/metacubex/mihomo/common/utils"
-	mihomoHttp "github.com/metacubex/mihomo/component/http"
+	"github.com/metacubex/mihomo/component/profile/cachefile"
 	"github.com/metacubex/mihomo/component/resource"
 	C "github.com/metacubex/mihomo/constant"
 	types "github.com/metacubex/mihomo/constant/provider"
-	"github.com/metacubex/mihomo/log"
 	"github.com/metacubex/mihomo/tunnel/statistic"
 
 	"github.com/dlclark/regexp2"
@@ -33,125 +31,119 @@ type ProxySchema struct {
 	Proxies []map[string]any `yaml:"proxies"`
 }
 
+type providerForApi struct {
+	Name             string            `json:"name"`
+	Type             string            `json:"type"`
+	VehicleType      string            `json:"vehicleType"`
+	Proxies          []C.Proxy         `json:"proxies"`
+	TestUrl          string            `json:"testUrl"`
+	ExpectedStatus   string            `json:"expectedStatus"`
+	UpdatedAt        time.Time         `json:"updatedAt,omitempty"`
+	SubscriptionInfo *SubscriptionInfo `json:"subscriptionInfo,omitempty"`
+}
+
+type baseProvider struct {
+	name        string
+	proxies     []C.Proxy
+	healthCheck *HealthCheck
+	version     uint32
+}
+
+func (bp *baseProvider) Name() string {
+	return bp.name
+}
+
+func (bp *baseProvider) Version() uint32 {
+	return bp.version
+}
+
+func (bp *baseProvider) HealthCheck() {
+	bp.healthCheck.check()
+}
+
+func (bp *baseProvider) Type() types.ProviderType {
+	return types.Proxy
+}
+
+func (bp *baseProvider) Proxies() []C.Proxy {
+	return bp.proxies
+}
+
+func (bp *baseProvider) Count() int {
+	return len(bp.proxies)
+}
+
+func (bp *baseProvider) Touch() {
+	bp.healthCheck.touch()
+}
+
+func (bp *baseProvider) HealthCheckURL() string {
+	return bp.healthCheck.url
+}
+
+func (bp *baseProvider) RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
+	bp.healthCheck.registerHealthCheckTask(url, expectedStatus, filter, interval)
+}
+
+func (bp *baseProvider) setProxies(proxies []C.Proxy) {
+	bp.proxies = proxies
+	bp.version += 1
+	bp.healthCheck.setProxy(proxies)
+	if bp.healthCheck.auto() {
+		go bp.healthCheck.check()
+	}
+}
+
+func (bp *baseProvider) Close() error {
+	bp.healthCheck.close()
+	return nil
+}
+
 // ProxySetProvider for auto gc
 type ProxySetProvider struct {
 	*proxySetProvider
 }
 
 type proxySetProvider struct {
+	baseProvider
 	*resource.Fetcher[[]C.Proxy]
-	proxies          []C.Proxy
-	healthCheck      *HealthCheck
-	version          uint32
 	subscriptionInfo *SubscriptionInfo
 }
 
 func (pp *proxySetProvider) MarshalJSON() ([]byte, error) {
-	return json.Marshal(map[string]any{
-		"name":             pp.Name(),
-		"type":             pp.Type().String(),
-		"vehicleType":      pp.VehicleType().String(),
-		"proxies":          pp.Proxies(),
-		"testUrl":          pp.healthCheck.url,
-		"expectedStatus":   pp.healthCheck.expectedStatus.String(),
-		"updatedAt":        pp.UpdatedAt(),
-		"subscriptionInfo": pp.subscriptionInfo,
+	return json.Marshal(providerForApi{
+		Name:             pp.Name(),
+		Type:             pp.Type().String(),
+		VehicleType:      pp.VehicleType().String(),
+		Proxies:          pp.Proxies(),
+		TestUrl:          pp.healthCheck.url,
+		ExpectedStatus:   pp.healthCheck.expectedStatus.String(),
+		UpdatedAt:        pp.UpdatedAt(),
+		SubscriptionInfo: pp.subscriptionInfo,
 	})
 }
 
-func (pp *proxySetProvider) Version() uint32 {
-	return pp.version
-}
-
 func (pp *proxySetProvider) Name() string {
 	return pp.Fetcher.Name()
 }
 
-func (pp *proxySetProvider) HealthCheck() {
-	pp.healthCheck.check()
-}
-
 func (pp *proxySetProvider) Update() error {
-	elm, same, err := pp.Fetcher.Update()
-	if err == nil && !same {
-		pp.OnUpdate(elm)
-	}
+	_, _, err := pp.Fetcher.Update()
 	return err
 }
 
 func (pp *proxySetProvider) Initial() error {
-	elm, err := pp.Fetcher.Initial()
+	_, err := pp.Fetcher.Initial()
 	if err != nil {
 		return err
 	}
-	pp.OnUpdate(elm)
-	pp.getSubscriptionInfo()
+	if subscriptionInfo := cachefile.Cache().GetSubscriptionInfo(pp.Name()); subscriptionInfo != "" {
+		pp.subscriptionInfo = NewSubscriptionInfo(subscriptionInfo)
+	}
 	pp.closeAllConnections()
 	return nil
 }
 
-func (pp *proxySetProvider) Type() types.ProviderType {
-	return types.Proxy
-}
-
-func (pp *proxySetProvider) Proxies() []C.Proxy {
-	return pp.proxies
-}
-
-func (pp *proxySetProvider) Touch() {
-	pp.healthCheck.touch()
-}
-
-func (pp *proxySetProvider) HealthCheckURL() string {
-	return pp.healthCheck.url
-}
-
-func (pp *proxySetProvider) RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
-	pp.healthCheck.registerHealthCheckTask(url, expectedStatus, filter, interval)
-}
-
-func (pp *proxySetProvider) setProxies(proxies []C.Proxy) {
-	pp.proxies = proxies
-	pp.healthCheck.setProxy(proxies)
-	if pp.healthCheck.auto() {
-		go pp.healthCheck.check()
-	}
-}
-
-func (pp *proxySetProvider) getSubscriptionInfo() {
-	if pp.VehicleType() != types.HTTP {
-		return
-	}
-	go func() {
-		ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
-		defer cancel()
-		resp, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
-			http.MethodGet, http.Header{"User-Agent": {C.UA}}, nil, pp.Vehicle().Proxy())
-		if err != nil {
-			return
-		}
-		defer resp.Body.Close()
-
-		userInfoStr := strings.TrimSpace(resp.Header.Get("subscription-userinfo"))
-		if userInfoStr == "" {
-			resp2, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
-				http.MethodGet, http.Header{"User-Agent": {"Quantumultx"}}, nil, pp.Vehicle().Proxy())
-			if err != nil {
-				return
-			}
-			defer resp2.Body.Close()
-			userInfoStr = strings.TrimSpace(resp2.Header.Get("subscription-userinfo"))
-			if userInfoStr == "" {
-				return
-			}
-		}
-		pp.subscriptionInfo, err = NewSubscriptionInfo(userInfoStr)
-		if err != nil {
-			log.Warnln("[Provider] get subscription-userinfo: %e", err)
-		}
-	}()
-}
-
 func (pp *proxySetProvider) closeAllConnections() {
 	statistic.DefaultManager.Range(func(c statistic.Tracker) bool {
 		for _, chain := range c.Chains() {
@@ -165,11 +157,176 @@ func (pp *proxySetProvider) closeAllConnections() {
 }
 
 func (pp *proxySetProvider) Close() error {
-	pp.healthCheck.close()
+	_ = pp.baseProvider.Close()
 	return pp.Fetcher.Close()
 }
 
-func NewProxySetProvider(name string, interval time.Duration, filter string, excludeFilter string, excludeType string, dialerProxy string, override OverrideSchema, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
+func NewProxySetProvider(name string, interval time.Duration, parser resource.Parser[[]C.Proxy], vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
+	if hc.auto() {
+		go hc.process()
+	}
+
+	pd := &proxySetProvider{
+		baseProvider: baseProvider{
+			name:        name,
+			proxies:     []C.Proxy{},
+			healthCheck: hc,
+		},
+	}
+
+	fetcher := resource.NewFetcher[[]C.Proxy](name, interval, vehicle, parser, pd.setProxies)
+	pd.Fetcher = fetcher
+	if httpVehicle, ok := vehicle.(*resource.HTTPVehicle); ok {
+		httpVehicle.SetInRead(func(resp *http.Response) {
+			if subscriptionInfo := resp.Header.Get("subscription-userinfo"); subscriptionInfo != "" {
+				cachefile.Cache().SetSubscriptionInfo(name, subscriptionInfo)
+				pd.subscriptionInfo = NewSubscriptionInfo(subscriptionInfo)
+			}
+		})
+	}
+
+	wrapper := &ProxySetProvider{pd}
+	runtime.SetFinalizer(wrapper, (*ProxySetProvider).Close)
+	return wrapper, nil
+}
+
+func (pp *ProxySetProvider) Close() error {
+	runtime.SetFinalizer(pp, nil)
+	return pp.proxySetProvider.Close()
+}
+
+// InlineProvider for auto gc
+type InlineProvider struct {
+	*inlineProvider
+}
+
+type inlineProvider struct {
+	baseProvider
+	updateAt time.Time
+}
+
+func (ip *inlineProvider) MarshalJSON() ([]byte, error) {
+	return json.Marshal(providerForApi{
+		Name:           ip.Name(),
+		Type:           ip.Type().String(),
+		VehicleType:    ip.VehicleType().String(),
+		Proxies:        ip.Proxies(),
+		TestUrl:        ip.healthCheck.url,
+		ExpectedStatus: ip.healthCheck.expectedStatus.String(),
+		UpdatedAt:      ip.updateAt,
+	})
+}
+
+func (ip *inlineProvider) VehicleType() types.VehicleType {
+	return types.Inline
+}
+
+func (ip *inlineProvider) Initial() error {
+	return nil
+}
+
+func (ip *inlineProvider) Update() error {
+	// make api update happy
+	ip.updateAt = time.Now()
+	return nil
+}
+
+func NewInlineProvider(name string, payload []map[string]any, parser resource.Parser[[]C.Proxy], hc *HealthCheck) (*InlineProvider, error) {
+	if hc.auto() {
+		go hc.process()
+	}
+
+	ps := ProxySchema{Proxies: payload}
+	buf, err := yaml.Marshal(ps)
+	if err != nil {
+		return nil, err
+	}
+	proxies, err := parser(buf)
+	if err != nil {
+		return nil, err
+	}
+
+	ip := &inlineProvider{
+		baseProvider: baseProvider{
+			name:        name,
+			proxies:     proxies,
+			healthCheck: hc,
+		},
+		updateAt: time.Now(),
+	}
+	wrapper := &InlineProvider{ip}
+	runtime.SetFinalizer(wrapper, (*InlineProvider).Close)
+	return wrapper, nil
+}
+
+func (ip *InlineProvider) Close() error {
+	runtime.SetFinalizer(ip, nil)
+	return ip.baseProvider.Close()
+}
+
+// CompatibleProvider for auto gc
+type CompatibleProvider struct {
+	*compatibleProvider
+}
+
+type compatibleProvider struct {
+	baseProvider
+}
+
+func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
+	return json.Marshal(providerForApi{
+		Name:           cp.Name(),
+		Type:           cp.Type().String(),
+		VehicleType:    cp.VehicleType().String(),
+		Proxies:        cp.Proxies(),
+		TestUrl:        cp.healthCheck.url,
+		ExpectedStatus: cp.healthCheck.expectedStatus.String(),
+	})
+}
+
+func (cp *compatibleProvider) Update() error {
+	return nil
+}
+
+func (cp *compatibleProvider) Initial() error {
+	if cp.healthCheck.interval != 0 && cp.healthCheck.url != "" {
+		cp.HealthCheck()
+	}
+	return nil
+}
+
+func (cp *compatibleProvider) VehicleType() types.VehicleType {
+	return types.Compatible
+}
+
+func NewCompatibleProvider(name string, proxies []C.Proxy, hc *HealthCheck) (*CompatibleProvider, error) {
+	if len(proxies) == 0 {
+		return nil, errors.New("provider need one proxy at least")
+	}
+
+	if hc.auto() {
+		go hc.process()
+	}
+
+	pd := &compatibleProvider{
+		baseProvider: baseProvider{
+			name:        name,
+			proxies:     proxies,
+			healthCheck: hc,
+		},
+	}
+
+	wrapper := &CompatibleProvider{pd}
+	runtime.SetFinalizer(wrapper, (*CompatibleProvider).Close)
+	return wrapper, nil
+}
+
+func (cp *CompatibleProvider) Close() error {
+	runtime.SetFinalizer(cp, nil)
+	return cp.compatibleProvider.Close()
+}
+
+func NewProxiesParser(filter string, excludeFilter string, excludeType string, dialerProxy string, override OverrideSchema) (resource.Parser[[]C.Proxy], error) {
 	excludeFilterReg, err := regexp2.Compile(excludeFilter, regexp2.None)
 	if err != nil {
 		return nil, fmt.Errorf("invalid excludeFilter regex: %w", err)
@@ -188,136 +345,6 @@ func NewProxySetProvider(name string, interval time.Duration, filter string, exc
 		filterRegs = append(filterRegs, filterReg)
 	}
 
-	if hc.auto() {
-		go hc.process()
-	}
-
-	pd := &proxySetProvider{
-		proxies:     []C.Proxy{},
-		healthCheck: hc,
-	}
-
-	fetcher := resource.NewFetcher[[]C.Proxy](name, interval, vehicle, proxiesParseAndFilter(filter, excludeFilter, excludeTypeArray, filterRegs, excludeFilterReg, dialerProxy, override), proxiesOnUpdate(pd))
-	pd.Fetcher = fetcher
-	wrapper := &ProxySetProvider{pd}
-	runtime.SetFinalizer(wrapper, (*ProxySetProvider).Close)
-	return wrapper, nil
-}
-
-func (pp *ProxySetProvider) Close() error {
-	runtime.SetFinalizer(pp, nil)
-	return pp.proxySetProvider.Close()
-}
-
-// CompatibleProvider for auto gc
-type CompatibleProvider struct {
-	*compatibleProvider
-}
-
-type compatibleProvider struct {
-	name        string
-	healthCheck *HealthCheck
-	proxies     []C.Proxy
-	version     uint32
-}
-
-func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
-	return json.Marshal(map[string]any{
-		"name":           cp.Name(),
-		"type":           cp.Type().String(),
-		"vehicleType":    cp.VehicleType().String(),
-		"proxies":        cp.Proxies(),
-		"testUrl":        cp.healthCheck.url,
-		"expectedStatus": cp.healthCheck.expectedStatus.String(),
-	})
-}
-
-func (cp *compatibleProvider) Version() uint32 {
-	return cp.version
-}
-
-func (cp *compatibleProvider) Name() string {
-	return cp.name
-}
-
-func (cp *compatibleProvider) HealthCheck() {
-	cp.healthCheck.check()
-}
-
-func (cp *compatibleProvider) Update() error {
-	return nil
-}
-
-func (cp *compatibleProvider) Initial() error {
-	if cp.healthCheck.interval != 0 && cp.healthCheck.url != "" {
-		cp.HealthCheck()
-	}
-	return nil
-}
-
-func (cp *compatibleProvider) VehicleType() types.VehicleType {
-	return types.Compatible
-}
-
-func (cp *compatibleProvider) Type() types.ProviderType {
-	return types.Proxy
-}
-
-func (cp *compatibleProvider) Proxies() []C.Proxy {
-	return cp.proxies
-}
-
-func (cp *compatibleProvider) Touch() {
-	cp.healthCheck.touch()
-}
-
-func (cp *compatibleProvider) HealthCheckURL() string {
-	return cp.healthCheck.url
-}
-
-func (cp *compatibleProvider) RegisterHealthCheckTask(url string, expectedStatus utils.IntRanges[uint16], filter string, interval uint) {
-	cp.healthCheck.registerHealthCheckTask(url, expectedStatus, filter, interval)
-}
-
-func (cp *compatibleProvider) Close() error {
-	cp.healthCheck.close()
-	return nil
-}
-
-func NewCompatibleProvider(name string, proxies []C.Proxy, hc *HealthCheck) (*CompatibleProvider, error) {
-	if len(proxies) == 0 {
-		return nil, errors.New("provider need one proxy at least")
-	}
-
-	if hc.auto() {
-		go hc.process()
-	}
-
-	pd := &compatibleProvider{
-		name:        name,
-		proxies:     proxies,
-		healthCheck: hc,
-	}
-
-	wrapper := &CompatibleProvider{pd}
-	runtime.SetFinalizer(wrapper, (*CompatibleProvider).Close)
-	return wrapper, nil
-}
-
-func (cp *CompatibleProvider) Close() error {
-	runtime.SetFinalizer(cp, nil)
-	return cp.compatibleProvider.Close()
-}
-
-func proxiesOnUpdate(pd *proxySetProvider) func([]C.Proxy) {
-	return func(elm []C.Proxy) {
-		pd.setProxies(elm)
-		pd.version += 1
-		pd.getSubscriptionInfo()
-	}
-}
-
-func proxiesParseAndFilter(filter string, excludeFilter string, excludeTypeArray []string, filterRegs []*regexp2.Regexp, excludeFilterReg *regexp2.Regexp, dialerProxy string, override OverrideSchema) resource.Parser[[]C.Proxy] {
 	return func(buf []byte) ([]C.Proxy, error) {
 		schema := &ProxySchema{}
 
@@ -399,6 +426,16 @@ func proxiesParseAndFilter(filter string, excludeFilter string, excludeTypeArray
 					case "additional-suffix":
 						name := mapping["name"].(string)
 						mapping["name"] = name + *field.Interface().(*string)
+					case "proxy-name":
+						// Iterate through all naming replacement rules and perform the replacements.
+						for _, expr := range override.ProxyName {
+							name := mapping["name"].(string)
+							newName, err := expr.Pattern.Replace(name, expr.Target, 0, -1)
+							if err != nil {
+								return nil, fmt.Errorf("proxy name replace error: %w", err)
+							}
+							mapping["name"] = newName
+						}
 					default:
 						mapping[fieldName] = field.Elem().Interface()
 					}
@@ -422,5 +459,5 @@ func proxiesParseAndFilter(filter string, excludeFilter string, excludeTypeArray
 		}
 
 		return proxies, nil
-	}
+	}, nil
 }

adapter/provider/subscription_info.go

@@ -1,8 +1,11 @@
 package provider
 
 import (
+	"fmt"
 	"strconv"
 	"strings"
+
+	"github.com/metacubex/mihomo/log"
 )
 
 type SubscriptionInfo struct {
@@ -12,28 +15,44 @@ type SubscriptionInfo struct {
 	Expire   int64
 }
 
-func NewSubscriptionInfo(userinfo string) (si *SubscriptionInfo, err error) {
-	userinfo = strings.ToLower(userinfo)
-	userinfo = strings.ReplaceAll(userinfo, " ", "")
+func NewSubscriptionInfo(userinfo string) (si *SubscriptionInfo) {
+	userinfo = strings.ReplaceAll(strings.ToLower(userinfo), " ", "")
 	si = new(SubscriptionInfo)
+
 	for _, field := range strings.Split(userinfo, ";") {
-		switch name, value, _ := strings.Cut(field, "="); name {
-		case "upload":
-			si.Upload, err = strconv.ParseInt(value, 10, 64)
-		case "download":
-			si.Download, err = strconv.ParseInt(value, 10, 64)
-		case "total":
-			si.Total, err = strconv.ParseInt(value, 10, 64)
-		case "expire":
-			if value == "" {
-				si.Expire = 0
-			} else {
-				si.Expire, err = strconv.ParseInt(value, 10, 64)
-			}
+		name, value, ok := strings.Cut(field, "=")
+		if !ok {
+			continue
 		}
+
+		intValue, err := parseValue(value)
 		if err != nil {
-			return
+			log.Warnln("[Provider] get subscription-userinfo: %e", err)
+			continue
+		}
+
+		switch name {
+		case "upload":
+			si.Upload = intValue
+		case "download":
+			si.Download = intValue
+		case "total":
+			si.Total = intValue
+		case "expire":
+			si.Expire = intValue
 		}
 	}
-	return
+	return si
+}
+
+func parseValue(value string) (int64, error) {
+	if intValue, err := strconv.ParseInt(value, 10, 64); err == nil {
+		return intValue, nil
+	}
+
+	if floatValue, err := strconv.ParseFloat(value, 64); err == nil {
+		return int64(floatValue), nil
+	}
+
+	return 0, fmt.Errorf("failed to parse value '%s'", value)
 }

common/arc/arc.go

@@ -33,15 +33,8 @@ type ARC[K comparable, V any] struct {
 
 // New returns a new Adaptive Replacement Cache (ARC).
 func New[K comparable, V any](options ...Option[K, V]) *ARC[K, V] {
-	arc := &ARC[K, V]{
-		p:     0,
-		t1:    list.New[*entry[K, V]](),
-		b1:    list.New[*entry[K, V]](),
-		t2:    list.New[*entry[K, V]](),
-		b2:    list.New[*entry[K, V]](),
-		len:   0,
-		cache: make(map[K]*entry[K, V]),
-	}
+	arc := &ARC[K, V]{}
+	arc.Clear()
 
 	for _, option := range options {
 		option(arc)
@@ -49,6 +42,19 @@ func New[K comparable, V any](options ...Option[K, V]) *ARC[K, V] {
 	return arc
 }
 
+func (a *ARC[K, V]) Clear() {
+	a.mutex.Lock()
+	defer a.mutex.Unlock()
+
+	a.p = 0
+	a.t1 = list.New[*entry[K, V]]()
+	a.b1 = list.New[*entry[K, V]]()
+	a.t2 = list.New[*entry[K, V]]()
+	a.b2 = list.New[*entry[K, V]]()
+	a.len = 0
+	a.cache = make(map[K]*entry[K, V])
+}
+
 // Set inserts a new key-value pair into the cache.
 // This optimizes future access to this entry (side effect).
 func (a *ARC[K, V]) Set(key K, value V) {

common/contextutils/afterfunc_compact.go

@@ -0,0 +1,31 @@
+package contextutils
+
+import (
+	"context"
+	"sync"
+)
+
+func afterFunc(ctx context.Context, f func()) (stop func() bool) {
+	stopc := make(chan struct{})
+	once := sync.Once{} // either starts running f or stops f from running
+	if ctx.Done() != nil {
+		go func() {
+			select {
+			case <-ctx.Done():
+				once.Do(func() {
+					go f()
+				})
+			case <-stopc:
+			}
+		}()
+	}
+
+	return func() bool {
+		stopped := false
+		once.Do(func() {
+			stopped = true
+			close(stopc)
+		})
+		return stopped
+	}
+}

common/contextutils/afterfunc_go120.go

@@ -0,0 +1,11 @@
+//go:build !go1.21
+
+package contextutils
+
+import (
+	"context"
+)
+
+func AfterFunc(ctx context.Context, f func()) (stop func() bool) {
+	return afterFunc(ctx, f)
+}

common/contextutils/afterfunc_go121.go

@@ -0,0 +1,9 @@
+//go:build go1.21
+
+package contextutils
+
+import "context"
+
+func AfterFunc(ctx context.Context, f func()) (stop func() bool) {
+	return context.AfterFunc(ctx, f)
+}

common/contextutils/afterfunc_test.go

@@ -0,0 +1,100 @@
+package contextutils
+
+import (
+	"context"
+	"testing"
+	"time"
+)
+
+const (
+	shortDuration    = 1 * time.Millisecond // a reasonable duration to block in a test
+	veryLongDuration = 1000 * time.Hour     // an arbitrary upper bound on the test's running time
+)
+
+func TestAfterFuncCalledAfterCancel(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	donec := make(chan struct{})
+	stop := afterFunc(ctx, func() {
+		close(donec)
+	})
+	select {
+	case <-donec:
+		t.Fatalf("AfterFunc called before context is done")
+	case <-time.After(shortDuration):
+	}
+	cancel()
+	select {
+	case <-donec:
+	case <-time.After(veryLongDuration):
+		t.Fatalf("AfterFunc not called after context is canceled")
+	}
+	if stop() {
+		t.Fatalf("stop() = true, want false")
+	}
+}
+
+func TestAfterFuncCalledAfterTimeout(t *testing.T) {
+	ctx, cancel := context.WithTimeout(context.Background(), shortDuration)
+	defer cancel()
+	donec := make(chan struct{})
+	afterFunc(ctx, func() {
+		close(donec)
+	})
+	select {
+	case <-donec:
+	case <-time.After(veryLongDuration):
+		t.Fatalf("AfterFunc not called after context is canceled")
+	}
+}
+
+func TestAfterFuncCalledImmediately(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	cancel()
+	donec := make(chan struct{})
+	afterFunc(ctx, func() {
+		close(donec)
+	})
+	select {
+	case <-donec:
+	case <-time.After(veryLongDuration):
+		t.Fatalf("AfterFunc not called for already-canceled context")
+	}
+}
+
+func TestAfterFuncNotCalledAfterStop(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	donec := make(chan struct{})
+	stop := afterFunc(ctx, func() {
+		close(donec)
+	})
+	if !stop() {
+		t.Fatalf("stop() = false, want true")
+	}
+	cancel()
+	select {
+	case <-donec:
+		t.Fatalf("AfterFunc called for already-canceled context")
+	case <-time.After(shortDuration):
+	}
+	if stop() {
+		t.Fatalf("stop() = true, want false")
+	}
+}
+
+// This test verifies that canceling a context does not block waiting for AfterFuncs to finish.
+func TestAfterFuncCalledAsynchronously(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	donec := make(chan struct{})
+	stop := afterFunc(ctx, func() {
+		// The channel send blocks until donec is read from.
+		donec <- struct{}{}
+	})
+	defer stop()
+	cancel()
+	// After cancel returns, read from donec and unblock the AfterFunc.
+	select {
+	case <-donec:
+	case <-time.After(veryLongDuration):
+		t.Fatalf("AfterFunc not called after context is canceled")
+	}
+}

common/convert/converter.go

@@ -275,22 +275,24 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			vmess["skip-cert-verify"] = false
 
 			vmess["cipher"] = "auto"
-			if cipher, ok := values["scy"]; ok && cipher != "" {
+			if cipher, ok := values["scy"].(string); ok && cipher != "" {
 				vmess["cipher"] = cipher
 			}
 
-			if sni, ok := values["sni"]; ok && sni != "" {
+			if sni, ok := values["sni"].(string); ok && sni != "" {
 				vmess["servername"] = sni
 			}
 
-			network, _ := values["net"].(string)
-			network = strings.ToLower(network)
-			if values["type"] == "http" {
-				network = "http"
-			} else if network == "http" {
-				network = "h2"
+			network, ok := values["net"].(string)
+			if ok {
+				network = strings.ToLower(network)
+				if values["type"] == "http" {
+					network = "http"
+				} else if network == "http" {
+					network = "h2"
+				}
+				vmess["network"] = network
 			}
-			vmess["network"] = network
 
 			tls, ok := values["tls"].(string)
 			if ok {
@@ -307,12 +309,12 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			case "http":
 				headers := make(map[string]any)
 				httpOpts := make(map[string]any)
-				if host, ok := values["host"]; ok && host != "" {
-					headers["Host"] = []string{host.(string)}
+				if host, ok := values["host"].(string); ok && host != "" {
+					headers["Host"] = []string{host}
 				}
 				httpOpts["path"] = []string{"/"}
-				if path, ok := values["path"]; ok && path != "" {
-					httpOpts["path"] = []string{path.(string)}
+				if path, ok := values["path"].(string); ok && path != "" {
+					httpOpts["path"] = []string{path}
 				}
 				httpOpts["headers"] = headers
 
@@ -321,8 +323,8 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 			case "h2":
 				headers := make(map[string]any)
 				h2Opts := make(map[string]any)
-				if host, ok := values["host"]; ok && host != "" {
-					headers["Host"] = []string{host.(string)}
+				if host, ok := values["host"].(string); ok && host != "" {
+					headers["Host"] = []string{host}
 				}
 
 				h2Opts["path"] = values["path"]
@@ -334,11 +336,11 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
 				headers := make(map[string]any)
 				wsOpts := make(map[string]any)
 				wsOpts["path"] = "/"
-				if host, ok := values["host"]; ok && host != "" {
-					headers["Host"] = host.(string)
+				if host, ok := values["host"].(string); ok && host != "" {
+					headers["Host"] = host
 				}
-				if path, ok := values["path"]; ok && path != "" {
-					path := path.(string)
+				if path, ok := values["path"].(string); ok && path != "" {
+					path := path
 					pathURL, err := url.Parse(path)
 					if err == nil {
 						query := pathURL.Query()

common/lru/lrucache.go

@@ -68,10 +68,8 @@ type LruCache[K comparable, V any] struct {
 
 // New creates an LruCache
 func New[K comparable, V any](options ...Option[K, V]) *LruCache[K, V] {
-	lc := &LruCache[K, V]{
-		lru:   list.New[*entry[K, V]](),
-		cache: make(map[K]*list.Element[*entry[K, V]]),
-	}
+	lc := &LruCache[K, V]{}
+	lc.Clear()
 
 	for _, option := range options {
 		option(lc)
@@ -80,6 +78,14 @@ func New[K comparable, V any](options ...Option[K, V]) *LruCache[K, V] {
 	return lc
 }
 
+func (c *LruCache[K, V]) Clear() {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.lru = list.New[*entry[K, V]]()
+	c.cache = make(map[K]*list.Element[*entry[K, V]])
+}
+
 // Get returns any representation of a cached response and a bool
 // set to true if the key was found.
 func (c *LruCache[K, V]) Get(key K) (V, bool) {
@@ -250,15 +256,6 @@ func (c *LruCache[K, V]) deleteElement(le *list.Element[*entry[K, V]]) {
 	}
 }
 
-func (c *LruCache[K, V]) Clear() error {
-	c.mu.Lock()
-	defer c.mu.Unlock()
-
-	c.cache = make(map[K]*list.Element[*entry[K, V]])
-
-	return nil
-}
-
 // Compute either sets the computed new value for the key or deletes
 // the value for the key. When the delete result of the valueFn function
 // is set to true, the value will be deleted, if it exists. When delete

common/net/context.go

@@ -3,29 +3,37 @@ package net
 import (
 	"context"
 	"net"
+
+	"github.com/metacubex/mihomo/common/contextutils"
 )
 
-// SetupContextForConn is a helper function that starts connection I/O interrupter goroutine.
+// SetupContextForConn is a helper function that starts connection I/O interrupter.
+// if ctx be canceled before done called, it will close the connection.
+// should use like this:
+//
+//	func streamConn(ctx context.Context, conn net.Conn) (_ net.Conn, err error) {
+//		if ctx.Done() != nil {
+//			done := N.SetupContextForConn(ctx, conn)
+//			defer done(&err)
+//		}
+//		conn, err := xxx
+//		return conn, err
+//	}
 func SetupContextForConn(ctx context.Context, conn net.Conn) (done func(*error)) {
-	var (
-		quit      = make(chan struct{})
-		interrupt = make(chan error, 1)
-	)
-	go func() {
-		select {
-		case <-quit:
-			interrupt <- nil
-		case <-ctx.Done():
-			// Close the connection, discarding the error
-			_ = conn.Close()
-			interrupt <- ctx.Err()
-		}
-	}()
+	stopc := make(chan struct{})
+	stop := contextutils.AfterFunc(ctx, func() {
+		// Close the connection, discarding the error
+		_ = conn.Close()
+		close(stopc)
+	})
 	return func(inputErr *error) {
-		close(quit)
-		if ctxErr := <-interrupt; ctxErr != nil && inputErr != nil {
-			// Return context error to user.
-			inputErr = &ctxErr
+		if !stop() {
+			// The AfterFunc was started, wait for it to complete.
+			<-stopc
+			if ctxErr := ctx.Err(); ctxErr != nil && inputErr != nil {
+				// Return context error to user.
+				*inputErr = ctxErr
+			}
 		}
 	}
 }

common/net/context_test.go

@@ -0,0 +1,103 @@
+package net_test
+
+import (
+	"context"
+	"errors"
+	"net"
+	"testing"
+	"time"
+
+	N "github.com/metacubex/mihomo/common/net"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func testRead(ctx context.Context, conn net.Conn) (err error) {
+	if ctx.Done() != nil {
+		done := N.SetupContextForConn(ctx, conn)
+		defer done(&err)
+	}
+	_, err = conn.Read(make([]byte, 1))
+	return err
+}
+
+func TestSetupContextForConnWithCancel(t *testing.T) {
+	t.Parallel()
+	c1, c2 := N.Pipe()
+	defer c1.Close()
+	defer c2.Close()
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	errc := make(chan error)
+	go func() {
+		errc <- testRead(ctx, c1)
+	}()
+
+	select {
+	case <-errc:
+		t.Fatal("conn closed before cancel")
+	case <-time.After(100 * time.Millisecond):
+		cancel()
+	}
+
+	select {
+	case err := <-errc:
+		assert.ErrorIs(t, err, context.Canceled)
+	case <-time.After(100 * time.Millisecond):
+		t.Fatal("conn not be canceled")
+	}
+}
+
+func TestSetupContextForConnWithTimeout1(t *testing.T) {
+	t.Parallel()
+	c1, c2 := N.Pipe()
+	defer c1.Close()
+	defer c2.Close()
+	ctx, cancel := context.WithTimeout(context.Background(), 100*time.Millisecond)
+	defer cancel()
+
+	errc := make(chan error)
+	go func() {
+		errc <- testRead(ctx, c1)
+	}()
+
+	select {
+	case err := <-errc:
+		if !errors.Is(ctx.Err(), context.DeadlineExceeded) {
+			t.Fatal("conn closed before timeout")
+		}
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	case <-time.After(200 * time.Millisecond):
+		t.Fatal("conn not be canceled")
+	}
+}
+
+func TestSetupContextForConnWithTimeout2(t *testing.T) {
+	t.Parallel()
+	c1, c2 := N.Pipe()
+	defer c1.Close()
+	defer c2.Close()
+	ctx, cancel := context.WithTimeout(context.Background(), 200*time.Millisecond)
+	defer cancel()
+
+	errc := make(chan error)
+	go func() {
+		errc <- testRead(ctx, c1)
+	}()
+
+	select {
+	case <-errc:
+		t.Fatal("conn closed before cancel")
+	case <-time.After(100 * time.Millisecond):
+		c2.Write(make([]byte, 1))
+	}
+
+	select {
+	case err := <-errc:
+		assert.Nil(t, ctx.Err())
+		assert.Nil(t, err)
+	case <-time.After(200 * time.Millisecond):
+		t.Fatal("conn not be canceled")
+	}
+}

common/net/packet/packet_posix.go

@@ -45,7 +45,11 @@ func (c *enhanceUDPConn) WaitReadFrom() (data []byte, put func(), addr net.Addr,
 				addr = &net.UDPAddr{IP: ip[:], Port: from.Port}
 			case *syscall.SockaddrInet6:
 				ip := from.Addr // copy from.Addr; ip escapes, so this line allocates 16 bytes
-				addr = &net.UDPAddr{IP: ip[:], Port: from.Port, Zone: strconv.FormatInt(int64(from.ZoneId), 10)}
+				zone := ""
+				if from.ZoneId != 0 {
+					zone = strconv.FormatInt(int64(from.ZoneId), 10)
+				}
+				addr = &net.UDPAddr{IP: ip[:], Port: from.Port, Zone: zone}
 			}
 		}
 		// udp should not convert readN == 0 to io.EOF

common/net/packet/packet_windows.go

@@ -54,7 +54,11 @@ func (c *enhanceUDPConn) WaitReadFrom() (data []byte, put func(), addr net.Addr,
 				addr = &net.UDPAddr{IP: ip[:], Port: from.Port}
 			case *windows.SockaddrInet6:
 				ip := from.Addr // copy from.Addr; ip escapes, so this line allocates 16 bytes
-				addr = &net.UDPAddr{IP: ip[:], Port: from.Port, Zone: strconv.FormatInt(int64(from.ZoneId), 10)}
+				zone := ""
+				if from.ZoneId != 0 {
+					zone = strconv.FormatInt(int64(from.ZoneId), 10)
+				}
+				addr = &net.UDPAddr{IP: ip[:], Port: from.Port, Zone: zone}
 			}
 		}
 		// udp should not convert readN == 0 to io.EOF

common/net/refconn.go

@@ -77,6 +77,6 @@ func (c *refConn) WriterReplaceable() bool { // Relay() will handle reference
 
 var _ ExtendedConn = (*refConn)(nil)
 
-func NewRefConn(conn net.Conn, ref any) net.Conn {
+func NewRefConn(conn net.Conn, ref any) ExtendedConn {
 	return &refConn{conn: NewExtendedConn(conn), ref: ref}
 }

common/net/tcp_keepalive.go

@@ -1,23 +0,0 @@
-package net
-
-import (
-	"net"
-	"runtime"
-	"time"
-)
-
-var (
-	KeepAliveIdle     = 0 * time.Second
-	KeepAliveInterval = 0 * time.Second
-	DisableKeepAlive  = false
-)
-
-func TCPKeepAlive(c net.Conn) {
-	if tcp, ok := c.(*net.TCPConn); ok {
-		if runtime.GOOS == "android" || DisableKeepAlive {
-			_ = tcp.SetKeepAlive(false)
-		} else {
-			tcpKeepAlive(tcp)
-		}
-	}
-}

common/net/tcp_keepalive_go122.go

@@ -1,10 +0,0 @@
-//go:build !go1.23
-
-package net
-
-import "net"
-
-func tcpKeepAlive(tcp *net.TCPConn) {
-	_ = tcp.SetKeepAlive(true)
-	_ = tcp.SetKeepAlivePeriod(KeepAliveInterval)
-}

common/net/tcp_keepalive_go123.go

@@ -1,19 +0,0 @@
-//go:build go1.23
-
-package net
-
-import "net"
-
-func tcpKeepAlive(tcp *net.TCPConn) {
-	config := net.KeepAliveConfig{
-		Enable:   true,
-		Idle:     KeepAliveIdle,
-		Interval: KeepAliveInterval,
-	}
-	if !SupportTCPKeepAliveCount() {
-		// it's recommended to set both Idle and Interval to non-negative values in conjunction with a -1
-		// for Count on those old Windows if you intend to customize the TCP keep-alive settings.
-		config.Count = -1
-	}
-	_ = tcp.SetKeepAliveConfig(config)
-}

common/net/tls.go

@@ -3,8 +3,10 @@ package net
 import (
 	"crypto/rand"
 	"crypto/rsa"
+	"crypto/sha256"
 	"crypto/tls"
 	"crypto/x509"
+	"encoding/hex"
 	"encoding/pem"
 	"fmt"
 	"math/big"
@@ -16,7 +18,11 @@ type Path interface {
 
 func ParseCert(certificate, privateKey string, path Path) (tls.Certificate, error) {
 	if certificate == "" && privateKey == "" {
-		return newRandomTLSKeyPair()
+		var err error
+		certificate, privateKey, _, err = NewRandomTLSKeyPair()
+		if err != nil {
+			return tls.Certificate{}, err
+		}
 	}
 	cert, painTextErr := tls.X509KeyPair([]byte(certificate), []byte(privateKey))
 	if painTextErr == nil {
@@ -32,10 +38,10 @@ func ParseCert(certificate, privateKey string, path Path) (tls.Certificate, erro
 	return cert, nil
 }
 
-func newRandomTLSKeyPair() (tls.Certificate, error) {
+func NewRandomTLSKeyPair() (certificate string, privateKey string, fingerprint string, err error) {
 	key, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
-		return tls.Certificate{}, err
+		return
 	}
 	template := x509.Certificate{SerialNumber: big.NewInt(1)}
 	certDER, err := x509.CreateCertificate(
@@ -45,14 +51,15 @@ func newRandomTLSKeyPair() (tls.Certificate, error) {
 		&key.PublicKey,
 		key)
 	if err != nil {
-		return tls.Certificate{}, err
+		return
 	}
-	keyPEM := pem.EncodeToMemory(&pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(key)})
-	certPEM := pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: certDER})
-
-	tlsCert, err := tls.X509KeyPair(certPEM, keyPEM)
+	cert, err := x509.ParseCertificate(certDER)
 	if err != nil {
-		return tls.Certificate{}, err
+		return
 	}
-	return tlsCert, nil
+	hash := sha256.Sum256(cert.Raw)
+	fingerprint = hex.EncodeToString(hash[:])
+	privateKey = string(pem.EncodeToMemory(&pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(key)}))
+	certificate = string(pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: certDER}))
+	return
 }

common/nnip/netip.go

@@ -1,73 +0,0 @@
-package nnip
-
-import (
-	"encoding/binary"
-	"net"
-	"net/netip"
-)
-
-// IpToAddr converts the net.IP to netip.Addr.
-// If slice's length is not 4 or 16, IpToAddr returns netip.Addr{}
-func IpToAddr(slice net.IP) netip.Addr {
-	ip := slice
-	if len(ip) != 4 {
-		if ip = slice.To4(); ip == nil {
-			ip = slice
-		}
-	}
-
-	if addr, ok := netip.AddrFromSlice(ip); ok {
-		return addr
-	}
-	return netip.Addr{}
-}
-
-// UnMasked returns p's last IP address.
-// If p is invalid, UnMasked returns netip.Addr{}
-func UnMasked(p netip.Prefix) netip.Addr {
-	if !p.IsValid() {
-		return netip.Addr{}
-	}
-
-	buf := p.Addr().As16()
-
-	hi := binary.BigEndian.Uint64(buf[:8])
-	lo := binary.BigEndian.Uint64(buf[8:])
-
-	bits := p.Bits()
-	if bits <= 32 {
-		bits += 96
-	}
-
-	hi = hi | ^uint64(0)>>bits
-	lo = lo | ^(^uint64(0) << (128 - bits))
-
-	binary.BigEndian.PutUint64(buf[:8], hi)
-	binary.BigEndian.PutUint64(buf[8:], lo)
-
-	addr := netip.AddrFrom16(buf)
-	if p.Addr().Is4() {
-		return addr.Unmap()
-	}
-	return addr
-}
-
-// PrefixCompare returns an integer comparing two prefixes.
-// The result will be 0 if p == p2, -1 if p < p2, and +1 if p > p2.
-// modify from https://github.com/golang/go/issues/61642#issuecomment-1848587909
-func PrefixCompare(p, p2 netip.Prefix) int {
-	// compare by validity, address family and prefix base address
-	if c := p.Masked().Addr().Compare(p2.Masked().Addr()); c != 0 {
-		return c
-	}
-	// compare by prefix length
-	f1, f2 := p.Bits(), p2.Bits()
-	if f1 < f2 {
-		return -1
-	}
-	if f1 > f2 {
-		return 1
-	}
-	// compare by prefix address
-	return p.Addr().Compare(p2.Addr())
-}

common/observable/observable.go

@@ -10,6 +10,7 @@ type Observable[T any] struct {
 	listener map[Subscription[T]]*Subscriber[T]
 	mux      sync.Mutex
 	done     bool
+	stopCh   chan struct{}
 }
 
 func (o *Observable[T]) process() {
@@ -31,6 +32,7 @@ func (o *Observable[T]) close() {
 	for _, sub := range o.listener {
 		sub.Close()
 	}
+	close(o.stopCh)
 }
 
 func (o *Observable[T]) Subscribe() (Subscription[T], error) {
@@ -59,6 +61,7 @@ func NewObservable[T any](iter Iterable[T]) *Observable[T] {
 	observable := &Observable[T]{
 		iterable: iter,
 		listener: map[Subscription[T]]*Subscriber[T]{},
+		stopCh:   make(chan struct{}),
 	}
 	go observable.process()
 	return observable

common/observable/observable_test.go

@@ -70,9 +70,11 @@ func TestObservable_SubscribeClosedSource(t *testing.T) {
 	src := NewObservable[int](iter)
 	data, _ := src.Subscribe()
 	<-data
-
-	_, closed := src.Subscribe()
-	assert.NotNil(t, closed)
+	select {
+	case <-src.stopCh:
+	case <-time.After(time.Second):
+		assert.Fail(t, "timeout not stop")
+	}
 }
 
 func TestObservable_UnSubscribeWithNotExistSubscription(t *testing.T) {

common/picker/picker_test.go

@@ -22,9 +22,10 @@ func sleepAndSend[T any](ctx context.Context, delay int, input T) func() (T, err
 }
 
 func TestPicker_Basic(t *testing.T) {
+	t.Parallel()
 	picker, ctx := WithContext[int](context.Background())
-	picker.Go(sleepAndSend(ctx, 30, 2))
-	picker.Go(sleepAndSend(ctx, 20, 1))
+	picker.Go(sleepAndSend(ctx, 200, 2))
+	picker.Go(sleepAndSend(ctx, 100, 1))
 
 	number := picker.Wait()
 	assert.NotNil(t, number)
@@ -32,8 +33,9 @@ func TestPicker_Basic(t *testing.T) {
 }
 
 func TestPicker_Timeout(t *testing.T) {
+	t.Parallel()
 	picker, ctx := WithTimeout[int](context.Background(), time.Millisecond*5)
-	picker.Go(sleepAndSend(ctx, 20, 1))
+	picker.Go(sleepAndSend(ctx, 100, 1))
 
 	number := picker.Wait()
 	assert.Equal(t, number, lo.Empty[int]())

common/singledo/singledo.go

@@ -13,25 +13,26 @@ type call[T any] struct {
 
 type Single[T any] struct {
 	mux    sync.Mutex
-	last   time.Time
 	wait   time.Duration
 	call   *call[T]
 	result *Result[T]
 }
 
 type Result[T any] struct {
-	Val T
-	Err error
+	Val  T
+	Err  error
+	Time time.Time
 }
 
 // Do single.Do likes sync.singleFlight
 func (s *Single[T]) Do(fn func() (T, error)) (v T, err error, shared bool) {
 	s.mux.Lock()
-	now := time.Now()
-	if now.Before(s.last.Add(s.wait)) {
+	result := s.result
+	if result != nil && time.Since(result.Time) < s.wait {
 		s.mux.Unlock()
-		return s.result.Val, s.result.Err, true
+		return result.Val, result.Err, true
 	}
+	s.result = nil // The result has expired, clear it
 
 	if callM := s.call; callM != nil {
 		s.mux.Unlock()
@@ -47,15 +48,19 @@ func (s *Single[T]) Do(fn func() (T, error)) (v T, err error, shared bool) {
 	callM.wg.Done()
 
 	s.mux.Lock()
-	s.call = nil
-	s.result = &Result[T]{callM.val, callM.err}
-	s.last = now
+	if s.call == callM { // maybe reset when fn is running
+		s.call = nil
+		s.result = &Result[T]{callM.val, callM.err, time.Now()}
+	}
 	s.mux.Unlock()
 	return callM.val, callM.err, false
 }
 
 func (s *Single[T]) Reset() {
-	s.last = time.Time{}
+	s.mux.Lock()
+	s.call = nil
+	s.result = nil
+	s.mux.Unlock()
 }
 
 func NewSingle[T any](wait time.Duration) *Single[T] {

common/singledo/singledo_test.go

@@ -11,12 +11,13 @@ import (
 )
 
 func TestBasic(t *testing.T) {
-	single := NewSingle[int](time.Millisecond * 30)
+	t.Parallel()
+	single := NewSingle[int](time.Millisecond * 200)
 	foo := 0
 	shardCount := atomic.NewInt32(0)
 	call := func() (int, error) {
 		foo++
-		time.Sleep(time.Millisecond * 5)
+		time.Sleep(time.Millisecond * 20)
 		return 0, nil
 	}
 
@@ -39,7 +40,8 @@ func TestBasic(t *testing.T) {
 }
 
 func TestTimer(t *testing.T) {
-	single := NewSingle[int](time.Millisecond * 30)
+	t.Parallel()
+	single := NewSingle[int](time.Millisecond * 200)
 	foo := 0
 	callM := func() (int, error) {
 		foo++
@@ -47,7 +49,7 @@ func TestTimer(t *testing.T) {
 	}
 
 	_, _, _ = single.Do(callM)
-	time.Sleep(10 * time.Millisecond)
+	time.Sleep(100 * time.Millisecond)
 	_, _, shard := single.Do(callM)
 
 	assert.Equal(t, 1, foo)
@@ -55,7 +57,8 @@ func TestTimer(t *testing.T) {
 }
 
 func TestReset(t *testing.T) {
-	single := NewSingle[int](time.Millisecond * 30)
+	t.Parallel()
+	single := NewSingle[int](time.Millisecond * 200)
 	foo := 0
 	callM := func() (int, error) {
 		foo++

common/sockopt/reuse_common.go

@@ -0,0 +1,30 @@
+package sockopt
+
+import (
+	"net"
+	"syscall"
+)
+
+func RawConnReuseaddr(rc syscall.RawConn) (err error) {
+	var innerErr error
+	err = rc.Control(func(fd uintptr) {
+		innerErr = reuseControl(fd)
+	})
+
+	if innerErr != nil {
+		err = innerErr
+	}
+	return
+}
+
+func UDPReuseaddr(c net.PacketConn) error {
+	if c, ok := c.(syscall.Conn); ok {
+		rc, err := c.SyscallConn()
+		if err != nil {
+			return err
+		}
+
+		return RawConnReuseaddr(rc)
+	}
+	return nil
+}

common/sockopt/reuse_other.go

@@ -1,9 +1,5 @@
 //go:build !darwin && !dragonfly && !freebsd && !linux && !netbsd && !openbsd && !solaris && !windows
 
-package dialer
+package sockopt
 
-import (
-	"net"
-)
-
-func addrReuseToListenConfig(*net.ListenConfig) {}
+func reuseControl(fd uintptr) error { return nil }

common/sockopt/reuse_unix.go

@@ -0,0 +1,22 @@
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
+
+package sockopt
+
+import (
+	"golang.org/x/sys/unix"
+)
+
+func reuseControl(fd uintptr) error {
+	e1 := unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEADDR, 1)
+	e2 := unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEPORT, 1)
+
+	if e1 != nil {
+		return e1
+	}
+
+	if e2 != nil {
+		return e2
+	}
+
+	return nil
+}

common/sockopt/reuse_windows.go

@@ -0,0 +1,9 @@
+package sockopt
+
+import (
+	"golang.org/x/sys/windows"
+)
+
+func reuseControl(fd uintptr) error {
+	return windows.SetsockoptInt(windows.Handle(fd), windows.SOL_SOCKET, windows.SO_REUSEADDR, 1)
+}

common/sockopt/reuseaddr_linux.go

@@ -1,19 +0,0 @@
-package sockopt
-
-import (
-	"net"
-	"syscall"
-)
-
-func UDPReuseaddr(c *net.UDPConn) (err error) {
-	rc, err := c.SyscallConn()
-	if err != nil {
-		return
-	}
-
-	rc.Control(func(fd uintptr) {
-		err = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1)
-	})
-
-	return
-}

common/sockopt/reuseaddr_other.go

@@ -1,11 +0,0 @@
-//go:build !linux
-
-package sockopt
-
-import (
-	"net"
-)
-
-func UDPReuseaddr(c *net.UDPConn) (err error) {
-	return
-}

common/structure/structure.go

@@ -3,6 +3,7 @@ package structure
 // references: https://github.com/mitchellh/mapstructure
 
 import (
+	"encoding"
 	"encoding/base64"
 	"fmt"
 	"reflect"
@@ -85,36 +86,62 @@ func (d *Decoder) Decode(src map[string]any, dst any) error {
 	return nil
 }
 
-func (d *Decoder) decode(name string, data any, val reflect.Value) error {
-	kind := val.Kind()
-	switch {
-	case isInt(kind):
-		return d.decodeInt(name, data, val)
-	case isUint(kind):
-		return d.decodeUint(name, data, val)
-	case isFloat(kind):
-		return d.decodeFloat(name, data, val)
+// isNil returns true if the input is nil or a typed nil pointer.
+func isNil(input any) bool {
+	if input == nil {
+		return true
 	}
-	switch kind {
-	case reflect.Pointer:
-		if val.IsNil() {
+	val := reflect.ValueOf(input)
+	return val.Kind() == reflect.Pointer && val.IsNil()
+}
+
+func (d *Decoder) decode(name string, data any, val reflect.Value) error {
+	if isNil(data) {
+		// If the data is nil, then we don't set anything
+		// Maybe we should set to zero value?
+		return nil
+	}
+	if !reflect.ValueOf(data).IsValid() {
+		// If the input value is invalid, then we just set the value
+		// to be the zero value.
+		val.Set(reflect.Zero(val.Type()))
+		return nil
+	}
+	for {
+		kind := val.Kind()
+		if kind == reflect.Pointer && val.IsNil() {
 			val.Set(reflect.New(val.Type().Elem()))
 		}
-		return d.decode(name, data, val.Elem())
-	case reflect.String:
-		return d.decodeString(name, data, val)
-	case reflect.Bool:
-		return d.decodeBool(name, data, val)
-	case reflect.Slice:
-		return d.decodeSlice(name, data, val)
-	case reflect.Map:
-		return d.decodeMap(name, data, val)
-	case reflect.Interface:
-		return d.setInterface(name, data, val)
-	case reflect.Struct:
-		return d.decodeStruct(name, data, val)
-	default:
-		return fmt.Errorf("type %s not support", val.Kind().String())
+		if ok, err := d.decodeTextUnmarshaller(name, data, val); ok {
+			return err
+		}
+		switch {
+		case isInt(kind):
+			return d.decodeInt(name, data, val)
+		case isUint(kind):
+			return d.decodeUint(name, data, val)
+		case isFloat(kind):
+			return d.decodeFloat(name, data, val)
+		}
+		switch kind {
+		case reflect.Pointer:
+			val = val.Elem()
+			continue
+		case reflect.String:
+			return d.decodeString(name, data, val)
+		case reflect.Bool:
+			return d.decodeBool(name, data, val)
+		case reflect.Slice:
+			return d.decodeSlice(name, data, val)
+		case reflect.Map:
+			return d.decodeMap(name, data, val)
+		case reflect.Interface:
+			return d.setInterface(name, data, val)
+		case reflect.Struct:
+			return d.decodeStruct(name, data, val)
+		default:
+			return fmt.Errorf("type %s not support", val.Kind().String())
+		}
 	}
 }
 
@@ -553,3 +580,25 @@ func (d *Decoder) setInterface(name string, data any, val reflect.Value) (err er
 	val.Set(dataVal)
 	return nil
 }
+
+func (d *Decoder) decodeTextUnmarshaller(name string, data any, val reflect.Value) (bool, error) {
+	if !val.CanAddr() {
+		return false, nil
+	}
+	valAddr := val.Addr()
+	if !valAddr.CanInterface() {
+		return false, nil
+	}
+	unmarshaller, ok := valAddr.Interface().(encoding.TextUnmarshaler)
+	if !ok {
+		return false, nil
+	}
+	var str string
+	if err := d.decodeString(name, data, reflect.Indirect(reflect.ValueOf(&str))); err != nil {
+		return false, err
+	}
+	if err := unmarshaller.UnmarshalText([]byte(str)); err != nil {
+		return true, fmt.Errorf("cannot parse '%s' as %s: %s", name, val.Type(), err)
+	}
+	return true, nil
+}

common/structure/structure_test.go

@@ -1,6 +1,7 @@
 package structure
 
 import (
+	"strconv"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -179,3 +180,108 @@ func TestStructure_SliceNilValueComplex(t *testing.T) {
 	err = decoder.Decode(rawMap, ss)
 	assert.NotNil(t, err)
 }
+
+func TestStructure_SliceCap(t *testing.T) {
+	rawMap := map[string]any{
+		"foo": []string{},
+	}
+
+	s := &struct {
+		Foo []string `test:"foo,omitempty"`
+		Bar []string `test:"bar,omitempty"`
+	}{}
+
+	err := decoder.Decode(rawMap, s)
+	assert.Nil(t, err)
+	assert.NotNil(t, s.Foo) // structure's Decode will ensure value not nil when input has value even it was set an empty array
+	assert.Nil(t, s.Bar)
+}
+
+func TestStructure_Base64(t *testing.T) {
+	rawMap := map[string]any{
+		"foo": "AQID",
+	}
+
+	s := &struct {
+		Foo []byte `test:"foo"`
+	}{}
+
+	err := decoder.Decode(rawMap, s)
+	assert.Nil(t, err)
+	assert.Equal(t, []byte{1, 2, 3}, s.Foo)
+}
+
+func TestStructure_Pointer(t *testing.T) {
+	rawMap := map[string]any{
+		"foo": "foo",
+	}
+
+	s := &struct {
+		Foo *string `test:"foo,omitempty"`
+		Bar *string `test:"bar,omitempty"`
+	}{}
+
+	err := decoder.Decode(rawMap, s)
+	assert.Nil(t, err)
+	assert.NotNil(t, s.Foo)
+	assert.Equal(t, "foo", *s.Foo)
+	assert.Nil(t, s.Bar)
+}
+
+type num struct {
+	a int
+}
+
+func (n *num) UnmarshalText(text []byte) (err error) {
+	n.a, err = strconv.Atoi(string(text))
+	return
+}
+
+func TestStructure_TextUnmarshaller(t *testing.T) {
+	rawMap := map[string]any{
+		"num":   "255",
+		"num_p": "127",
+	}
+
+	s := &struct {
+		Num  num  `test:"num"`
+		NumP *num `test:"num_p"`
+	}{}
+
+	err := decoder.Decode(rawMap, s)
+	assert.Nil(t, err)
+	assert.Equal(t, 255, s.Num.a)
+	assert.NotNil(t, s.NumP)
+	assert.Equal(t, s.NumP.a, 127)
+
+	// test WeaklyTypedInput
+	rawMap["num"] = 256
+	err = decoder.Decode(rawMap, s)
+	assert.NotNilf(t, err, "should throw error: %#v", s)
+	err = weakTypeDecoder.Decode(rawMap, s)
+	assert.Nil(t, err)
+	assert.Equal(t, 256, s.Num.a)
+
+	// test invalid input
+	rawMap["num_p"] = "abc"
+	err = decoder.Decode(rawMap, s)
+	assert.NotNilf(t, err, "should throw error: %#v", s)
+}
+
+func TestStructure_Null(t *testing.T) {
+	rawMap := map[string]any{
+		"opt": map[string]any{
+			"bar": nil,
+		},
+	}
+
+	s := struct {
+		Opt struct {
+			Bar string `test:"bar,optional"`
+		} `test:"opt,optional"`
+	}{}
+
+	err := decoder.Decode(rawMap, &s)
+	assert.Nil(t, err)
+	assert.Equal(t, s.Opt.Bar, "")
+}

common/utils/hash.go

@@ -0,0 +1,62 @@
+package utils
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"errors"
+)
+
+// HashType warps hash array inside struct
+// someday can change to other hash algorithm simply
+type HashType struct {
+	md5 [md5.Size]byte // MD5
+}
+
+func MakeHash(data []byte) HashType {
+	return HashType{md5.Sum(data)}
+}
+
+func (h HashType) Equal(hash HashType) bool {
+	return h.md5 == hash.md5
+}
+
+func (h HashType) Bytes() []byte {
+	return h.md5[:]
+}
+
+func (h HashType) String() string {
+	return hex.EncodeToString(h.Bytes())
+}
+
+func (h HashType) MarshalText() ([]byte, error) {
+	return []byte(h.String()), nil
+}
+
+func (h *HashType) UnmarshalText(data []byte) error {
+	if hex.DecodedLen(len(data)) != md5.Size {
+		return errors.New("invalid hash length")
+	}
+	_, err := hex.Decode(h.md5[:], data)
+	return err
+}
+
+func (h HashType) MarshalBinary() ([]byte, error) {
+	return h.md5[:], nil
+}
+
+func (h *HashType) UnmarshalBinary(data []byte) error {
+	if len(data) != md5.Size {
+		return errors.New("invalid hash length")
+	}
+	copy(h.md5[:], data)
+	return nil
+}
+
+func (h HashType) Len() int {
+	return len(h.md5)
+}
+
+func (h HashType) IsValid() bool {
+	var zero HashType
+	return h != zero
+}

common/utils/ranges.go

@@ -3,6 +3,7 @@ package utils
 import (
 	"errors"
 	"fmt"
+	"sort"
 	"strconv"
 	"strings"
 
@@ -139,10 +140,34 @@ func (ranges IntRanges[T]) Range(f func(t T) bool) {
 	}
 
 	for _, r := range ranges {
-		for i := r.Start(); i <= r.End(); i++ {
+		for i := r.Start(); i <= r.End() && i >= r.Start(); i++ {
 			if !f(i) {
 				return
 			}
+			if i+1 < i { // integer overflow
+				break
+			}
 		}
 	}
 }
+
+func (ranges IntRanges[T]) Merge() (mergedRanges IntRanges[T]) {
+	if len(ranges) == 0 {
+		return
+	}
+	sort.Slice(ranges, func(i, j int) bool {
+		return ranges[i].Start() < ranges[j].Start()
+	})
+	mergedRanges = ranges[:1]
+	var rangeIndex int
+	for _, r := range ranges[1:] {
+		if mergedRanges[rangeIndex].End()+1 > mergedRanges[rangeIndex].End() && // integer overflow
+			r.Start() > mergedRanges[rangeIndex].End()+1 {
+			mergedRanges = append(mergedRanges, r)
+			rangeIndex++
+		} else if r.End() > mergedRanges[rangeIndex].End() {
+			mergedRanges[rangeIndex].end = r.End()
+		}
+	}
+	return
+}

common/utils/ranges_test.go

@@ -0,0 +1,82 @@
+package utils
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestMergeRanges(t *testing.T) {
+	t.Parallel()
+	for _, testRange := range []struct {
+		ranges   IntRanges[uint16]
+		expected IntRanges[uint16]
+	}{
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](0, 1),
+				NewRange[uint16](1, 2),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](0, 2),
+			},
+		},
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](0, 3),
+				NewRange[uint16](5, 7),
+				NewRange[uint16](8, 9),
+				NewRange[uint16](10, 10),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](0, 3),
+				NewRange[uint16](5, 10),
+			},
+		},
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](1, 3),
+				NewRange[uint16](2, 6),
+				NewRange[uint16](8, 10),
+				NewRange[uint16](15, 18),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](1, 6),
+				NewRange[uint16](8, 10),
+				NewRange[uint16](15, 18),
+			},
+		},
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](1, 3),
+				NewRange[uint16](2, 7),
+				NewRange[uint16](2, 6),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](1, 7),
+			},
+		},
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](1, 3),
+				NewRange[uint16](2, 6),
+				NewRange[uint16](2, 7),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](1, 7),
+			},
+		},
+		{
+			ranges: IntRanges[uint16]{
+				NewRange[uint16](1, 3),
+				NewRange[uint16](2, 65535),
+				NewRange[uint16](2, 7),
+				NewRange[uint16](3, 16),
+			},
+			expected: IntRanges[uint16]{
+				NewRange[uint16](1, 65535),
+			},
+		},
+	} {
+		assert.Equal(t, testRange.expected, testRange.ranges.Merge())
+	}
+}

component/auth/auth.go

@@ -5,6 +5,11 @@ type Authenticator interface {
 	Users() []string
 }
 
+type AuthStore interface {
+	Authenticator() Authenticator
+	SetAuthenticator(Authenticator)
+}
+
 type AuthUser struct {
 	User string
 	Pass string

component/ca/config.go

@@ -17,7 +17,6 @@ import (
 	C "github.com/metacubex/mihomo/constant"
 )
 
-var trustCerts []*x509.Certificate
 var globalCertPool *x509.CertPool
 var mutex sync.RWMutex
 var errNotMatch = errors.New("certificate fingerprints do not match")
@@ -30,11 +29,19 @@ var DisableSystemCa, _ = strconv.ParseBool(os.Getenv("DISABLE_SYSTEM_CA"))
 func AddCertificate(certificate string) error {
 	mutex.Lock()
 	defer mutex.Unlock()
+
 	if certificate == "" {
 		return fmt.Errorf("certificate is empty")
 	}
-	if cert, err := x509.ParseCertificate([]byte(certificate)); err == nil {
-		trustCerts = append(trustCerts, cert)
+
+	if globalCertPool == nil {
+		initializeCertPool()
+	}
+
+	if globalCertPool.AppendCertsFromPEM([]byte(certificate)) {
+		return nil
+	} else if cert, err := x509.ParseCertificate([]byte(certificate)); err == nil {
+		globalCertPool.AddCert(cert)
 		return nil
 	} else {
 		return fmt.Errorf("add certificate failed")
@@ -51,9 +58,6 @@ func initializeCertPool() {
 			globalCertPool = x509.NewCertPool()
 		}
 	}
-	for _, cert := range trustCerts {
-		globalCertPool.AddCert(cert)
-	}
 	if !DisableEmbedCa {
 		globalCertPool.AppendCertsFromPEM(_CaCertificates)
 	}
@@ -62,7 +66,6 @@ func initializeCertPool() {
 func ResetCertificate() {
 	mutex.Lock()
 	defer mutex.Unlock()
-	trustCerts = nil
 	initializeCertPool()
 }
 
@@ -138,7 +141,6 @@ func GetTLSConfig(tlsConfig *tls.Config, fingerprint string, customCA string, cu
 		if err != nil {
 			return nil, err
 		}
-		tlsConfig = GetGlobalTLSConfig(tlsConfig)
 		tlsConfig.VerifyPeerCertificate = verifyFingerprint(fingerprintBytes)
 		tlsConfig.InsecureSkipVerify = true
 	}

component/dhcp/dhcp.go

@@ -6,7 +6,6 @@ import (
 	"net"
 	"net/netip"
 
-	"github.com/metacubex/mihomo/common/nnip"
 	"github.com/metacubex/mihomo/component/iface"
 
 	"github.com/insomniacslk/dhcp/dhcpv4"
@@ -86,12 +85,14 @@ func receiveOffer(conn net.PacketConn, id dhcpv4.TransactionID, result chan<- []
 			return
 		}
 
-		dnsAddr := make([]netip.Addr, l)
-		for i := 0; i < l; i++ {
-			dnsAddr[i] = nnip.IpToAddr(dns[i])
+		results := make([]netip.Addr, 0, len(dns))
+		for _, ip := range dns {
+			if addr, ok := netip.AddrFromSlice(ip); ok {
+				results = append(results, addr.Unmap())
+			}
 		}
 
-		result <- dnsAddr
+		result <- results
 
 		return
 	}

component/dialer/dialer.go

@@ -7,13 +7,12 @@ import (
 	"net"
 	"net/netip"
 	"os"
-	"strconv"
 	"strings"
 	"sync"
 	"time"
 
+	"github.com/metacubex/mihomo/component/keepalive"
 	"github.com/metacubex/mihomo/component/resolver"
-	"github.com/metacubex/mihomo/log"
 )
 
 const (
@@ -21,34 +20,16 @@ const (
 	DefaultUDPTimeout = DefaultTCPTimeout
 )
 
-type dialFunc func(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error)
+type dialFunc func(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error)
 
 var (
 	dialMux                      sync.Mutex
-	IP4PEnable                   bool
 	actualSingleStackDialContext = serialSingleStackDialContext
 	actualDualStackDialContext   = serialDualStackDialContext
 	tcpConcurrent                = false
 	fallbackTimeout              = 300 * time.Millisecond
 )
 
-func applyOptions(options ...Option) *option {
-	opt := &option{
-		interfaceName: DefaultInterface.Load(),
-		routingMark:   int(DefaultRoutingMark.Load()),
-	}
-
-	for _, o := range DefaultOptions {
-		o(opt)
-	}
-
-	for _, o := range options {
-		o(opt)
-	}
-
-	return opt
-}
-
 func DialContext(ctx context.Context, network, address string, options ...Option) (net.Conn, error) {
 	opt := applyOptions(options...)
 
@@ -78,28 +59,43 @@ func DialContext(ctx context.Context, network, address string, options ...Option
 }
 
 func ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort, options ...Option) (net.PacketConn, error) {
-	cfg := applyOptions(options...)
+	opt := applyOptions(options...)
 
 	lc := &net.ListenConfig{}
-	if cfg.addrReuse {
+	if opt.addrReuse {
 		addrReuseToListenConfig(lc)
 	}
-	if DefaultSocketHook != nil { // ignore interfaceName, routingMark when DefaultSocketHook not null (in CFMA)
+	if DefaultSocketHook != nil { // ignore interfaceName, routingMark when DefaultSocketHook not null (in CMFA)
 		socketHookToListenConfig(lc)
 	} else {
-		if cfg.interfaceName != "" {
+		if opt.interfaceName == "" {
+			opt.interfaceName = DefaultInterface.Load()
+		}
+		if opt.interfaceName == "" {
+			if finder := DefaultInterfaceFinder.Load(); finder != nil {
+				opt.interfaceName = finder.FindInterfaceName(rAddrPort.Addr())
+			}
+		}
+		if rAddrPort.Addr().Unmap().IsLoopback() {
+			// avoid "The requested address is not valid in its context."
+			opt.interfaceName = ""
+		}
+		if opt.interfaceName != "" {
 			bind := bindIfaceToListenConfig
-			if cfg.fallbackBind {
+			if opt.fallbackBind {
 				bind = fallbackBindIfaceToListenConfig
 			}
-			addr, err := bind(cfg.interfaceName, lc, network, address, rAddrPort)
+			addr, err := bind(opt.interfaceName, lc, network, address, rAddrPort)
 			if err != nil {
 				return nil, err
 			}
 			address = addr
 		}
-		if cfg.routingMark != 0 {
-			bindMarkToListenConfig(cfg.routingMark, lc, network, address)
+		if opt.routingMark == 0 {
+			opt.routingMark = int(DefaultRoutingMark.Load())
+		}
+		if opt.routingMark != 0 {
+			bindMarkToListenConfig(opt.routingMark, lc, network, address)
 		}
 	}
 
@@ -125,11 +121,9 @@ func GetTcpConcurrent() bool {
 	return tcpConcurrent
 }
 
-func dialContext(ctx context.Context, network string, destination netip.Addr, port string, opt *option) (net.Conn, error) {
+func dialContext(ctx context.Context, network string, destination netip.Addr, port string, opt option) (net.Conn, error) {
 	var address string
-	if IP4PEnable {
-		destination, port = lookupIP4P(destination, port)
-	}
+	destination, port = resolver.LookupIP4P(destination, port)
 	address = net.JoinHostPort(destination.String(), port)
 
 	netDialer := opt.netDialer
@@ -144,13 +138,22 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 	}
 
 	dialer := netDialer.(*net.Dialer)
+	keepalive.SetNetDialer(dialer)
 	if opt.mpTcp {
 		setMultiPathTCP(dialer)
 	}
 
-	if DefaultSocketHook != nil { // ignore interfaceName, routingMark and tfo when DefaultSocketHook not null (in CFMA)
+	if DefaultSocketHook != nil { // ignore interfaceName, routingMark and tfo when DefaultSocketHook not null (in CMFA)
 		socketHookToToDialer(dialer)
 	} else {
+		if opt.interfaceName == "" {
+			opt.interfaceName = DefaultInterface.Load()
+		}
+		if opt.interfaceName == "" {
+			if finder := DefaultInterfaceFinder.Load(); finder != nil {
+				opt.interfaceName = finder.FindInterfaceName(destination)
+			}
+		}
 		if opt.interfaceName != "" {
 			bind := bindIfaceToDialer
 			if opt.fallbackBind {
@@ -160,6 +163,9 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 				return nil, err
 			}
 		}
+		if opt.routingMark == 0 {
+			opt.routingMark = int(DefaultRoutingMark.Load())
+		}
 		if opt.routingMark != 0 {
 			bindMarkToDialer(opt.routingMark, dialer, network, destination)
 		}
@@ -171,26 +177,26 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 	return dialer.DialContext(ctx, network, address)
 }
 
-func serialSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func serialSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	return serialDialContext(ctx, network, ips, port, opt)
 }
 
-func serialDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func serialDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	return dualStackDialContext(ctx, serialDialContext, network, ips, port, opt)
 }
 
-func concurrentSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func concurrentSingleStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	return parallelDialContext(ctx, network, ips, port, opt)
 }
 
-func concurrentDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func concurrentDualStackDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	if opt.prefer != 4 && opt.prefer != 6 {
 		return parallelDialContext(ctx, network, ips, port, opt)
 	}
 	return dualStackDialContext(ctx, parallelDialContext, network, ips, port, opt)
 }
 
-func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func dualStackDialContext(ctx context.Context, dialFn dialFunc, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	ipv4s, ipv6s := resolver.SortationAddr(ips)
 	if len(ipv4s) == 0 && len(ipv6s) == 0 {
 		return nil, ErrorNoIpAddress
@@ -271,7 +277,7 @@ loop:
 	return nil, errors.Join(errs...)
 }
 
-func parallelDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func parallelDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	if len(ips) == 0 {
 		return nil, ErrorNoIpAddress
 	}
@@ -310,7 +316,7 @@ func parallelDialContext(ctx context.Context, network string, ips []netip.Addr,
 	return nil, os.ErrDeadlineExceeded
 }
 
-func serialDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt *option) (net.Conn, error) {
+func serialDialContext(ctx context.Context, network string, ips []netip.Addr, port string, opt option) (net.Conn, error) {
 	if len(ips) == 0 {
 		return nil, ErrorNoIpAddress
 	}
@@ -338,26 +344,18 @@ func parseAddr(ctx context.Context, network, address string, preferResolver reso
 		return nil, "-1", err
 	}
 
+	if preferResolver == nil {
+		preferResolver = resolver.ProxyServerHostResolver
+	}
+
 	var ips []netip.Addr
 	switch network {
 	case "tcp4", "udp4":
-		if preferResolver == nil {
-			ips, err = resolver.LookupIPv4ProxyServerHost(ctx, host)
-		} else {
-			ips, err = resolver.LookupIPv4WithResolver(ctx, host, preferResolver)
-		}
+		ips, err = resolver.LookupIPv4WithResolver(ctx, host, preferResolver)
 	case "tcp6", "udp6":
-		if preferResolver == nil {
-			ips, err = resolver.LookupIPv6ProxyServerHost(ctx, host)
-		} else {
-			ips, err = resolver.LookupIPv6WithResolver(ctx, host, preferResolver)
-		}
+		ips, err = resolver.LookupIPv6WithResolver(ctx, host, preferResolver)
 	default:
-		if preferResolver == nil {
-			ips, err = resolver.LookupIPProxyServerHost(ctx, host)
-		} else {
-			ips, err = resolver.LookupIPWithResolver(ctx, host, preferResolver)
-		}
+		ips, err = resolver.LookupIPWithResolver(ctx, host, preferResolver)
 	}
 	if err != nil {
 		return nil, "-1", fmt.Errorf("dns resolve failed: %w", err)
@@ -379,33 +377,10 @@ func (d Dialer) DialContext(ctx context.Context, network, address string) (net.C
 }
 
 func (d Dialer) ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort) (net.PacketConn, error) {
-	opt := d.Opt // make a copy
-	if rAddrPort.Addr().Unmap().IsLoopback() {
-		// avoid "The requested address is not valid in its context."
-		WithInterface("")(&opt)
-	}
-	return ListenPacket(ctx, ParseNetwork(network, rAddrPort.Addr()), address, rAddrPort, WithOption(opt))
+	return ListenPacket(ctx, ParseNetwork(network, rAddrPort.Addr()), address, rAddrPort, WithOption(d.Opt))
 }
 
 func NewDialer(options ...Option) Dialer {
 	opt := applyOptions(options...)
-	return Dialer{Opt: *opt}
-}
-
-func GetIP4PEnable(enableIP4PConvert bool) {
-	IP4PEnable = enableIP4PConvert
-}
-
-// kanged from https://github.com/heiher/frp/blob/ip4p/client/ip4p.go
-
-func lookupIP4P(addr netip.Addr, port string) (netip.Addr, string) {
-	ip := addr.AsSlice()
-	if ip[0] == 0x20 && ip[1] == 0x01 &&
-		ip[2] == 0x00 && ip[3] == 0x00 {
-		addr = netip.AddrFrom4([4]byte{ip[12], ip[13], ip[14], ip[15]})
-		port = strconv.Itoa(int(ip[10])<<8 + int(ip[11]))
-		log.Debugln("Convert IP4P address %s to %s", ip, net.JoinHostPort(addr.String(), port))
-		return addr, port
-	}
-	return addr, port
+	return Dialer{Opt: opt}
 }

component/dialer/options.go

@@ -3,17 +3,23 @@ package dialer
 import (
 	"context"
 	"net"
+	"net/netip"
 
 	"github.com/metacubex/mihomo/common/atomic"
 	"github.com/metacubex/mihomo/component/resolver"
 )
 
 var (
-	DefaultOptions     []Option
 	DefaultInterface   = atomic.NewTypedValue[string]("")
 	DefaultRoutingMark = atomic.NewInt32(0)
+
+	DefaultInterfaceFinder = atomic.NewTypedValue[InterfaceFinder](nil)
 )
 
+type InterfaceFinder interface {
+	FindInterfaceName(destination netip.Addr) string
+}
+
 type NetDialer interface {
 	DialContext(ctx context.Context, network, address string) (net.Conn, error)
 }
@@ -108,3 +114,15 @@ func WithOption(o option) Option {
 		*opt = o
 	}
 }
+
+func IsZeroOptions(opts []Option) bool {
+	return applyOptions(opts...) == option{}
+}
+
+func applyOptions(options ...Option) option {
+	opt := option{}
+	for _, o := range options {
+		o(&opt)
+	}
+	return opt
+}

component/dialer/resolver.go

@@ -1,29 +0,0 @@
-package dialer
-
-import (
-	"context"
-	"net"
-	"net/netip"
-)
-
-func init() {
-	// We must use this DialContext to query DNS
-	// when using net default resolver.
-	net.DefaultResolver.PreferGo = true
-	net.DefaultResolver.Dial = resolverDialContext
-}
-
-func resolverDialContext(ctx context.Context, network, address string) (net.Conn, error) {
-	d := &net.Dialer{}
-
-	interfaceName := DefaultInterface.Load()
-
-	if interfaceName != "" {
-		dstIP, err := netip.ParseAddr(address)
-		if err == nil {
-			_ = bindIfaceToDialer(interfaceName, d, network, dstIP)
-		}
-	}
-
-	return d.DialContext(ctx, network, address)
-}

component/dialer/reuse.go

@@ -5,13 +5,11 @@ import (
 	"net"
 	"syscall"
 
-	"golang.org/x/sys/windows"
+	"github.com/metacubex/mihomo/common/sockopt"
 )
 
 func addrReuseToListenConfig(lc *net.ListenConfig) {
 	addControlToListenConfig(lc, func(ctx context.Context, network, address string, c syscall.RawConn) error {
-		return c.Control(func(fd uintptr) {
-			windows.SetsockoptInt(windows.Handle(fd), windows.SOL_SOCKET, windows.SO_REUSEADDR, 1)
-		})
+		return sockopt.RawConnReuseaddr(c)
 	})
 }

component/dialer/reuse_unix.go

@@ -1,20 +0,0 @@
-//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
-
-package dialer
-
-import (
-	"context"
-	"net"
-	"syscall"
-
-	"golang.org/x/sys/unix"
-)
-
-func addrReuseToListenConfig(lc *net.ListenConfig) {
-	addControlToListenConfig(lc, func(ctx context.Context, network, address string, c syscall.RawConn) error {
-		return c.Control(func(fd uintptr) {
-			unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEADDR, 1)
-			unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEPORT, 1)
-		})
-	})
-}

component/dialer/socket_hook.go

@@ -7,11 +7,11 @@ import (
 )
 
 // SocketControl
-// never change type traits because it's used in CFMA
+// never change type traits because it's used in CMFA
 type SocketControl func(network, address string, conn syscall.RawConn) error
 
 // DefaultSocketHook
-// never change type traits because it's used in CFMA
+// never change type traits because it's used in CMFA
 var DefaultSocketHook SocketControl
 
 func socketHookToToDialer(dialer *net.Dialer) {

component/fakeip/cachefile.go

@@ -7,46 +7,32 @@ import (
 )
 
 type cachefileStore struct {
-	cache *cachefile.CacheFile
+	cache *cachefile.FakeIpStore
 }
 
 // GetByHost implements store.GetByHost
 func (c *cachefileStore) GetByHost(host string) (netip.Addr, bool) {
-	elm := c.cache.GetFakeip([]byte(host))
-	if elm == nil {
-		return netip.Addr{}, false
-	}
-
-	if len(elm) == 4 {
-		return netip.AddrFrom4(*(*[4]byte)(elm)), true
-	} else {
-		return netip.AddrFrom16(*(*[16]byte)(elm)), true
-	}
+	return c.cache.GetByHost(host)
 }
 
 // PutByHost implements store.PutByHost
 func (c *cachefileStore) PutByHost(host string, ip netip.Addr) {
-	c.cache.PutFakeip([]byte(host), ip.AsSlice())
+	c.cache.PutByHost(host, ip)
 }
 
 // GetByIP implements store.GetByIP
 func (c *cachefileStore) GetByIP(ip netip.Addr) (string, bool) {
-	elm := c.cache.GetFakeip(ip.AsSlice())
-	if elm == nil {
-		return "", false
-	}
-	return string(elm), true
+	return c.cache.GetByIP(ip)
 }
 
 // PutByIP implements store.PutByIP
 func (c *cachefileStore) PutByIP(ip netip.Addr, host string) {
-	c.cache.PutFakeip(ip.AsSlice(), []byte(host))
+	c.cache.PutByIP(ip, host)
 }
 
 // DelByIP implements store.DelByIP
 func (c *cachefileStore) DelByIP(ip netip.Addr) {
-	addr := ip.AsSlice()
-	c.cache.DelFakeipPair(addr, c.cache.GetFakeip(addr))
+	c.cache.DelByIP(ip)
 }
 
 // Exist implements store.Exist
@@ -63,3 +49,7 @@ func (c *cachefileStore) CloneTo(store store) {}
 func (c *cachefileStore) FlushFakeIP() error {
 	return c.cache.FlushFakeIP()
 }
+
+func newCachefileStore(cache *cachefile.CacheFile) *cachefileStore {
+	return &cachefileStore{cache.FakeIpStore()}
+}

component/fakeip/memory.go

@@ -67,8 +67,9 @@ func (m *memoryStore) CloneTo(store store) {
 
 // FlushFakeIP implements store.FlushFakeIP
 func (m *memoryStore) FlushFakeIP() error {
-	_ = m.cacheIP.Clear()
-	return m.cacheHost.Clear()
+	m.cacheIP.Clear()
+	m.cacheHost.Clear()
+	return nil
 }
 
 func newMemoryStore(size int) *memoryStore {

component/fakeip/pool.go

@@ -6,9 +6,10 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/metacubex/mihomo/common/nnip"
 	"github.com/metacubex/mihomo/component/profile/cachefile"
 	C "github.com/metacubex/mihomo/constant"
+
+	"go4.org/netipx"
 )
 
 const (
@@ -183,7 +184,7 @@ func New(options Options) (*Pool, error) {
 		hostAddr = options.IPNet.Masked().Addr()
 		gateway  = hostAddr.Next()
 		first    = gateway.Next().Next().Next() // default start with 198.18.0.4
-		last     = nnip.UnMasked(options.IPNet)
+		last     = netipx.PrefixLastIP(options.IPNet)
 	)
 
 	if !options.IPNet.IsValid() || !first.IsValid() || !first.Less(last) {
@@ -201,9 +202,7 @@ func New(options Options) (*Pool, error) {
 		ipnet:   options.IPNet,
 	}
 	if options.Persistence {
-		pool.store = &cachefileStore{
-			cache: cachefile.Cache(),
-		}
+		pool.store = newCachefileStore(cachefile.Cache())
 	} else {
 		pool.store = newMemoryStore(options.Size)
 	}

component/fakeip/pool_test.go

@@ -43,9 +43,7 @@ func createCachefileStore(options Options) (*Pool, string, error) {
 		return nil, "", err
 	}
 
-	pool.store = &cachefileStore{
-		cache: &cachefile.CacheFile{DB: db},
-	}
+	pool.store = newCachefileStore(&cachefile.CacheFile{DB: db})
 	return pool, f.Name(), nil
 }
 
@@ -63,13 +61,13 @@ func TestPool_Basic(t *testing.T) {
 		last := pool.Lookup("bar.com")
 		bar, exist := pool.LookBack(last)
 
-		assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
-		assert.True(t, pool.Lookup("foo.com") == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
-		assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
+		assert.Equal(t, first, netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+		assert.Equal(t, pool.Lookup("foo.com"), netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+		assert.Equal(t, last, netip.AddrFrom4([4]byte{192, 168, 0, 5}))
 		assert.True(t, exist)
 		assert.Equal(t, bar, "bar.com")
-		assert.True(t, pool.Gateway() == netip.AddrFrom4([4]byte{192, 168, 0, 1}))
-		assert.True(t, pool.Broadcast() == netip.AddrFrom4([4]byte{192, 168, 0, 15}))
+		assert.Equal(t, pool.Gateway(), netip.AddrFrom4([4]byte{192, 168, 0, 1}))
+		assert.Equal(t, pool.Broadcast(), netip.AddrFrom4([4]byte{192, 168, 0, 15}))
 		assert.Equal(t, pool.IPNet().String(), ipnet.String())
 		assert.True(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 5})))
 		assert.False(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 6})))
@@ -91,13 +89,13 @@ func TestPool_BasicV6(t *testing.T) {
 		last := pool.Lookup("bar.com")
 		bar, exist := pool.LookBack(last)
 
-		assert.True(t, first == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
-		assert.True(t, pool.Lookup("foo.com") == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
-		assert.True(t, last == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805"))
+		assert.Equal(t, first, netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
+		assert.Equal(t, pool.Lookup("foo.com"), netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
+		assert.Equal(t, last, netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805"))
 		assert.True(t, exist)
 		assert.Equal(t, bar, "bar.com")
-		assert.True(t, pool.Gateway() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8801"))
-		assert.True(t, pool.Broadcast() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8bff"))
+		assert.Equal(t, pool.Gateway(), netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8801"))
+		assert.Equal(t, pool.Broadcast(), netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8bff"))
 		assert.Equal(t, pool.IPNet().String(), ipnet.String())
 		assert.True(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805")))
 		assert.False(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8806")))
@@ -143,8 +141,8 @@ func TestPool_CycleUsed(t *testing.T) {
 		}
 		baz := pool.Lookup("baz.com")
 		next := pool.Lookup("foo.com")
-		assert.True(t, foo == baz)
-		assert.True(t, next == bar)
+		assert.Equal(t, foo, baz)
+		assert.Equal(t, next, bar)
 	}
 }
 
@@ -201,7 +199,7 @@ func TestPool_MaxCacheSize(t *testing.T) {
 	pool.Lookup("baz.com")
 	next := pool.Lookup("foo.com")
 
-	assert.False(t, first == next)
+	assert.NotEqual(t, first, next)
 }
 
 func TestPool_DoubleMapping(t *testing.T) {
@@ -231,7 +229,7 @@ func TestPool_DoubleMapping(t *testing.T) {
 	assert.False(t, bazExist)
 	assert.True(t, barExist)
 
-	assert.False(t, bazIP == newBazIP)
+	assert.NotEqual(t, bazIP, newBazIP)
 }
 
 func TestPool_Clone(t *testing.T) {
@@ -243,8 +241,8 @@ func TestPool_Clone(t *testing.T) {
 
 	first := pool.Lookup("foo.com")
 	last := pool.Lookup("bar.com")
-	assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
-	assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
+	assert.Equal(t, first, netip.AddrFrom4([4]byte{192, 168, 0, 4}))
+	assert.Equal(t, last, netip.AddrFrom4([4]byte{192, 168, 0, 5}))
 
 	newPool, _ := New(Options{
 		IPNet: ipnet,
@@ -289,13 +287,13 @@ func TestPool_FlushFileCache(t *testing.T) {
 		baz := pool.Lookup("foo.com")
 		nero := pool.Lookup("foo.com")
 
-		assert.True(t, foo == fox)
-		assert.True(t, foo == next)
-		assert.False(t, foo == baz)
-		assert.True(t, bar == bax)
-		assert.True(t, bar == baz)
-		assert.False(t, bar == next)
-		assert.True(t, baz == nero)
+		assert.Equal(t, foo, fox)
+		assert.Equal(t, foo, next)
+		assert.NotEqual(t, foo, baz)
+		assert.Equal(t, bar, bax)
+		assert.Equal(t, bar, baz)
+		assert.NotEqual(t, bar, next)
+		assert.Equal(t, baz, nero)
 	}
 }
 
@@ -318,11 +316,11 @@ func TestPool_FlushMemoryCache(t *testing.T) {
 	baz := pool.Lookup("foo.com")
 	nero := pool.Lookup("foo.com")
 
-	assert.True(t, foo == fox)
-	assert.True(t, foo == next)
-	assert.False(t, foo == baz)
-	assert.True(t, bar == bax)
-	assert.True(t, bar == baz)
-	assert.False(t, bar == next)
-	assert.True(t, baz == nero)
+	assert.Equal(t, foo, fox)
+	assert.Equal(t, foo, next)
+	assert.NotEqual(t, foo, baz)
+	assert.Equal(t, bar, bax)
+	assert.Equal(t, bar, baz)
+	assert.NotEqual(t, bar, next)
+	assert.Equal(t, baz, nero)
 }

component/generater/cmd.go

@@ -0,0 +1,37 @@
+package generater
+
+import (
+	"encoding/base64"
+	"fmt"
+
+	"github.com/gofrs/uuid/v5"
+)
+
+func Main(args []string) {
+	if len(args) < 1 {
+		panic("Using: generate uuid/reality-keypair/wg-keypair")
+	}
+	switch args[0] {
+	case "uuid":
+		newUUID, err := uuid.NewV4()
+		if err != nil {
+			panic(err)
+		}
+		fmt.Println(newUUID.String())
+	case "reality-keypair":
+		privateKey, err := GeneratePrivateKey()
+		if err != nil {
+			panic(err)
+		}
+		publicKey := privateKey.PublicKey()
+		fmt.Println("PrivateKey: " + base64.RawURLEncoding.EncodeToString(privateKey[:]))
+		fmt.Println("PublicKey: " + base64.RawURLEncoding.EncodeToString(publicKey[:]))
+	case "wg-keypair":
+		privateKey, err := GeneratePrivateKey()
+		if err != nil {
+			panic(err)
+		}
+		fmt.Println("PrivateKey: " + privateKey.String())
+		fmt.Println("PublicKey: " + privateKey.PublicKey().String())
+	}
+}

component/generater/types.go

@@ -0,0 +1,97 @@
+// Copy from https://github.com/WireGuard/wgctrl-go/blob/a9ab2273dd1075ea74b88c76f8757f8b4003fcbf/wgtypes/types.go#L71-L155
+
+package generater
+
+import (
+	"crypto/rand"
+	"encoding/base64"
+	"fmt"
+
+	"golang.org/x/crypto/curve25519"
+)
+
+// KeyLen is the expected key length for a WireGuard key.
+const KeyLen = 32 // wgh.KeyLen
+
+// A Key is a public, private, or pre-shared secret key.  The Key constructor
+// functions in this package can be used to create Keys suitable for each of
+// these applications.
+type Key [KeyLen]byte
+
+// GenerateKey generates a Key suitable for use as a pre-shared secret key from
+// a cryptographically safe source.
+//
+// The output Key should not be used as a private key; use GeneratePrivateKey
+// instead.
+func GenerateKey() (Key, error) {
+	b := make([]byte, KeyLen)
+	if _, err := rand.Read(b); err != nil {
+		return Key{}, fmt.Errorf("wgtypes: failed to read random bytes: %v", err)
+	}
+
+	return NewKey(b)
+}
+
+// GeneratePrivateKey generates a Key suitable for use as a private key from a
+// cryptographically safe source.
+func GeneratePrivateKey() (Key, error) {
+	key, err := GenerateKey()
+	if err != nil {
+		return Key{}, err
+	}
+
+	// Modify random bytes using algorithm described at:
+	// https://cr.yp.to/ecdh.html.
+	key[0] &= 248
+	key[31] &= 127
+	key[31] |= 64
+
+	return key, nil
+}
+
+// NewKey creates a Key from an existing byte slice.  The byte slice must be
+// exactly 32 bytes in length.
+func NewKey(b []byte) (Key, error) {
+	if len(b) != KeyLen {
+		return Key{}, fmt.Errorf("wgtypes: incorrect key size: %d", len(b))
+	}
+
+	var k Key
+	copy(k[:], b)
+
+	return k, nil
+}
+
+// ParseKey parses a Key from a base64-encoded string, as produced by the
+// Key.String method.
+func ParseKey(s string) (Key, error) {
+	b, err := base64.StdEncoding.DecodeString(s)
+	if err != nil {
+		return Key{}, fmt.Errorf("wgtypes: failed to parse base64-encoded key: %v", err)
+	}
+
+	return NewKey(b)
+}
+
+// PublicKey computes a public key from the private key k.
+//
+// PublicKey should only be called when k is a private key.
+func (k Key) PublicKey() Key {
+	var (
+		pub  [KeyLen]byte
+		priv = [KeyLen]byte(k)
+	)
+
+	// ScalarBaseMult uses the correct base value per https://cr.yp.to/ecdh.html,
+	// so no need to specify it.
+	curve25519.ScalarBaseMult(&pub, &priv)
+
+	return Key(pub)
+}
+
+// String returns the base64-encoded string representation of a Key.
+//
+// ParseKey can be used to produce a new Key from this string.
+func (k Key) String() string {
+	return base64.StdEncoding.EncodeToString(k[:])
+}

component/geodata/init.go

@@ -6,8 +6,10 @@ import (
 	"io"
 	"net/http"
 	"os"
+	"sync"
 	"time"
 
+	"github.com/metacubex/mihomo/common/atomic"
 	mihomoHttp "github.com/metacubex/mihomo/component/http"
 	"github.com/metacubex/mihomo/component/mmdb"
 	C "github.com/metacubex/mihomo/constant"
@@ -18,12 +20,79 @@ var (
 	initGeoSite bool
 	initGeoIP   int
 	initASN     bool
+
+	initGeoSiteMutex sync.Mutex
+	initGeoIPMutex   sync.Mutex
+	initASNMutex     sync.Mutex
+
+	geoIpEnable   atomic.Bool
+	geoSiteEnable atomic.Bool
+	asnEnable     atomic.Bool
+
+	geoIpUrl   string
+	mmdbUrl    string
+	geoSiteUrl string
+	asnUrl     string
 )
 
+func GeoIpUrl() string {
+	return geoIpUrl
+}
+
+func SetGeoIpUrl(url string) {
+	geoIpUrl = url
+}
+
+func MmdbUrl() string {
+	return mmdbUrl
+}
+
+func SetMmdbUrl(url string) {
+	mmdbUrl = url
+}
+
+func GeoSiteUrl() string {
+	return geoSiteUrl
+}
+
+func SetGeoSiteUrl(url string) {
+	geoSiteUrl = url
+}
+
+func ASNUrl() string {
+	return asnUrl
+}
+
+func SetASNUrl(url string) {
+	asnUrl = url
+}
+
+func downloadToPath(url string, path string) (err error) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
+	defer cancel()
+	resp, err := mihomoHttp.HttpRequest(ctx, url, http.MethodGet, nil, nil)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+
+	f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0o644)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+	_, err = io.Copy(f, resp.Body)
+
+	return err
+}
+
 func InitGeoSite() error {
+	geoSiteEnable.Store(true)
+	initGeoSiteMutex.Lock()
+	defer initGeoSiteMutex.Unlock()
 	if _, err := os.Stat(C.Path.GeoSite()); os.IsNotExist(err) {
 		log.Infoln("Can't find GeoSite.dat, start download")
-		if err := downloadGeoSite(C.Path.GeoSite()); err != nil {
+		if err := downloadToPath(GeoSiteUrl(), C.Path.GeoSite()); err != nil {
 			return fmt.Errorf("can't download GeoSite.dat: %s", err.Error())
 		}
 		log.Infoln("Download GeoSite.dat finish")
@@ -35,7 +104,7 @@ func InitGeoSite() error {
 			if err := os.Remove(C.Path.GeoSite()); err != nil {
 				return fmt.Errorf("can't remove invalid GeoSite.dat: %s", err.Error())
 			}
-			if err := downloadGeoSite(C.Path.GeoSite()); err != nil {
+			if err := downloadToPath(GeoSiteUrl(), C.Path.GeoSite()); err != nil {
 				return fmt.Errorf("can't download GeoSite.dat: %s", err.Error())
 			}
 		}
@@ -44,49 +113,14 @@ func InitGeoSite() error {
 	return nil
 }
 
-func downloadGeoSite(path string) (err error) {
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
-	defer cancel()
-	resp, err := mihomoHttp.HttpRequest(ctx, C.GeoSiteUrl, http.MethodGet, http.Header{"User-Agent": {C.UA}}, nil)
-	if err != nil {
-		return
-	}
-	defer resp.Body.Close()
-
-	f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0o644)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-	_, err = io.Copy(f, resp.Body)
-
-	return err
-}
-
-func downloadGeoIP(path string) (err error) {
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
-	defer cancel()
-	resp, err := mihomoHttp.HttpRequest(ctx, C.GeoIpUrl, http.MethodGet, http.Header{"User-Agent": {C.UA}}, nil)
-	if err != nil {
-		return
-	}
-	defer resp.Body.Close()
-
-	f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0o644)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-	_, err = io.Copy(f, resp.Body)
-
-	return err
-}
-
 func InitGeoIP() error {
-	if C.GeodataMode {
+	geoIpEnable.Store(true)
+	initGeoIPMutex.Lock()
+	defer initGeoIPMutex.Unlock()
+	if GeodataMode() {
 		if _, err := os.Stat(C.Path.GeoIP()); os.IsNotExist(err) {
 			log.Infoln("Can't find GeoIP.dat, start download")
-			if err := downloadGeoIP(C.Path.GeoIP()); err != nil {
+			if err := downloadToPath(GeoIpUrl(), C.Path.GeoIP()); err != nil {
 				return fmt.Errorf("can't download GeoIP.dat: %s", err.Error())
 			}
 			log.Infoln("Download GeoIP.dat finish")
@@ -99,7 +133,7 @@ func InitGeoIP() error {
 				if err := os.Remove(C.Path.GeoIP()); err != nil {
 					return fmt.Errorf("can't remove invalid GeoIP.dat: %s", err.Error())
 				}
-				if err := downloadGeoIP(C.Path.GeoIP()); err != nil {
+				if err := downloadToPath(GeoIpUrl(), C.Path.GeoIP()); err != nil {
 					return fmt.Errorf("can't download GeoIP.dat: %s", err.Error())
 				}
 			}
@@ -110,7 +144,7 @@ func InitGeoIP() error {
 
 	if _, err := os.Stat(C.Path.MMDB()); os.IsNotExist(err) {
 		log.Infoln("Can't find MMDB, start download")
-		if err := mmdb.DownloadMMDB(C.Path.MMDB()); err != nil {
+		if err := downloadToPath(MmdbUrl(), C.Path.MMDB()); err != nil {
 			return fmt.Errorf("can't download MMDB: %s", err.Error())
 		}
 	}
@@ -121,7 +155,7 @@ func InitGeoIP() error {
 			if err := os.Remove(C.Path.MMDB()); err != nil {
 				return fmt.Errorf("can't remove invalid MMDB: %s", err.Error())
 			}
-			if err := mmdb.DownloadMMDB(C.Path.MMDB()); err != nil {
+			if err := downloadToPath(MmdbUrl(), C.Path.MMDB()); err != nil {
 				return fmt.Errorf("can't download MMDB: %s", err.Error())
 			}
 		}
@@ -131,9 +165,12 @@ func InitGeoIP() error {
 }
 
 func InitASN() error {
+	asnEnable.Store(true)
+	initASNMutex.Lock()
+	defer initASNMutex.Unlock()
 	if _, err := os.Stat(C.Path.ASN()); os.IsNotExist(err) {
 		log.Infoln("Can't find ASN.mmdb, start download")
-		if err := mmdb.DownloadASN(C.Path.ASN()); err != nil {
+		if err := downloadToPath(ASNUrl(), C.Path.ASN()); err != nil {
 			return fmt.Errorf("can't download ASN.mmdb: %s", err.Error())
 		}
 		log.Infoln("Download ASN.mmdb finish")
@@ -145,7 +182,7 @@ func InitASN() error {
 			if err := os.Remove(C.Path.ASN()); err != nil {
 				return fmt.Errorf("can't remove invalid ASN: %s", err.Error())
 			}
-			if err := mmdb.DownloadASN(C.Path.ASN()); err != nil {
+			if err := downloadToPath(ASNUrl(), C.Path.ASN()); err != nil {
 				return fmt.Errorf("can't download ASN: %s", err.Error())
 			}
 		}
@@ -153,3 +190,15 @@ func InitASN() error {
 	}
 	return nil
 }
+
+func GeoIpEnable() bool {
+	return geoIpEnable.Load()
+}
+
+func GeoSiteEnable() bool {
+	return geoSiteEnable.Load()
+}
+
+func ASNEnable() bool {
+	return asnEnable.Load()
+}

component/geodata/utils.go

@@ -13,8 +13,6 @@ import (
 
 var (
 	geoMode        bool
-	AutoUpdate     bool
-	UpdateInterval int
 	geoLoaderName  = "memconservative"
 	geoSiteMatcher = "succinct"
 )
@@ -25,14 +23,6 @@ func GeodataMode() bool {
 	return geoMode
 }
 
-func GeoAutoUpdate() bool {
-	return AutoUpdate
-}
-
-func GeoUpdateInterval() int {
-	return UpdateInterval
-}
-
 func LoaderName() string {
 	return geoLoaderName
 }
@@ -44,12 +34,6 @@ func SiteMatcherName() string {
 func SetGeodataMode(newGeodataMode bool) {
 	geoMode = newGeodataMode
 }
-func SetGeoAutoUpdate(newAutoUpdate bool) {
-	AutoUpdate = newAutoUpdate
-}
-func SetGeoUpdateInterval(newGeoUpdateInterval int) {
-	UpdateInterval = newGeoUpdateInterval
-}
 
 func SetLoader(newLoader string) {
 	if newLoader == "memc" {
@@ -209,8 +193,11 @@ func LoadGeoIPMatcher(country string) (router.IPMatcher, error) {
 	return matcher, nil
 }
 
-func ClearCache() {
+func ClearGeoSiteCache() {
 	loadGeoSiteMatcherListSF.Reset()
 	loadGeoSiteMatcherSF.Reset()
+}
+
+func ClearGeoIPCache() {
 	loadGeoIPMatcherSF.Reset()
 }

component/http/http.go

@@ -12,10 +12,22 @@ import (
 	"time"
 
 	"github.com/metacubex/mihomo/component/ca"
-	C "github.com/metacubex/mihomo/constant"
+	"github.com/metacubex/mihomo/component/dialer"
 	"github.com/metacubex/mihomo/listener/inner"
 )
 
+var (
+	ua string
+)
+
+func UA() string {
+	return ua
+}
+
+func SetUA(UA string) {
+	ua = UA
+}
+
 func HttpRequest(ctx context.Context, url, method string, header map[string][]string, body io.Reader) (*http.Response, error) {
 	return HttpRequestWithProxy(ctx, url, method, header, body, "")
 }
@@ -35,7 +47,7 @@ func HttpRequestWithProxy(ctx context.Context, url, method string, header map[st
 	}
 
 	if _, ok := header["User-Agent"]; !ok {
-		req.Header.Set("User-Agent", C.UA)
+		req.Header.Set("User-Agent", UA())
 	}
 
 	if err != nil {
@@ -57,11 +69,10 @@ func HttpRequestWithProxy(ctx context.Context, url, method string, header map[st
 		TLSHandshakeTimeout:   10 * time.Second,
 		ExpectContinueTimeout: 1 * time.Second,
 		DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {
-			if conn, err := inner.HandleTcp(address, specialProxy); err == nil {
+			if conn, err := inner.HandleTcp(inner.GetTunnel(), address, specialProxy); err == nil {
 				return conn, nil
 			} else {
-				d := net.Dialer{}
-				return d.DialContext(ctx, network, address)
+				return dialer.DialContext(ctx, network, address)
 			}
 		},
 		TLSClientConfig: ca.GetGlobalTLSConfig(&tls.Config{}),

component/iface/iface.go

@@ -7,14 +7,17 @@ import (
 	"time"
 
 	"github.com/metacubex/mihomo/common/singledo"
+
+	"github.com/metacubex/bart"
 )
 
 type Interface struct {
 	Index        int
 	MTU          int
 	Name         string
-	Addresses    []netip.Prefix
 	HardwareAddr net.HardwareAddr
+	Flags        net.Flags
+	Addresses    []netip.Prefix
 }
 
 var (
@@ -22,16 +25,23 @@ var (
 	ErrAddrNotFound  = errors.New("addr not found")
 )
 
-var interfaces = singledo.NewSingle[map[string]*Interface](time.Second * 20)
+type ifaceCache struct {
+	ifMap   map[string]*Interface
+	ifTable bart.Table[*Interface]
+}
 
-func Interfaces() (map[string]*Interface, error) {
-	value, err, _ := interfaces.Do(func() (map[string]*Interface, error) {
+var caches = singledo.NewSingle[*ifaceCache](time.Second * 20)
+
+func getCache() (*ifaceCache, error) {
+	value, err, _ := caches.Do(func() (*ifaceCache, error) {
 		ifaces, err := net.Interfaces()
 		if err != nil {
 			return nil, err
 		}
 
-		r := map[string]*Interface{}
+		cache := &ifaceCache{
+			ifMap: make(map[string]*Interface),
+		}
 
 		for _, iface := range ifaces {
 			addrs, err := iface.Addrs()
@@ -60,20 +70,34 @@ func Interfaces() (map[string]*Interface, error) {
 				}
 			}
 
-			r[iface.Name] = &Interface{
+			ifaceObj := &Interface{
 				Index:        iface.Index,
 				MTU:          iface.MTU,
 				Name:         iface.Name,
-				Addresses:    ipNets,
 				HardwareAddr: iface.HardwareAddr,
+				Flags:        iface.Flags,
+				Addresses:    ipNets,
+			}
+			cache.ifMap[iface.Name] = ifaceObj
+
+			for _, prefix := range ipNets {
+				cache.ifTable.Insert(prefix, ifaceObj)
 			}
 		}
 
-		return r, nil
+		return cache, nil
 	})
 	return value, err
 }
 
+func Interfaces() (map[string]*Interface, error) {
+	cache, err := getCache()
+	if err != nil {
+		return nil, err
+	}
+	return cache.ifMap, nil
+}
+
 func ResolveInterface(name string) (*Interface, error) {
 	ifaces, err := Interfaces()
 	if err != nil {
@@ -88,23 +112,29 @@ func ResolveInterface(name string) (*Interface, error) {
 	return iface, nil
 }
 
-func IsLocalIp(ip netip.Addr) (bool, error) {
-	ifaces, err := Interfaces()
+func ResolveInterfaceByAddr(addr netip.Addr) (*Interface, error) {
+	cache, err := getCache()
+	if err != nil {
+		return nil, err
+	}
+	iface, ok := cache.ifTable.Lookup(addr)
+	if !ok {
+		return nil, ErrIfaceNotFound
+	}
+
+	return iface, nil
+}
+
+func IsLocalIp(addr netip.Addr) (bool, error) {
+	cache, err := getCache()
 	if err != nil {
 		return false, err
 	}
-	for _, iface := range ifaces {
-		for _, addr := range iface.Addresses {
-			if addr.Contains(ip) {
-				return true, nil
-			}
-		}
-	}
-	return false, nil
+	return cache.ifTable.Contains(addr), nil
 }
 
 func FlushCache() {
-	interfaces.Reset()
+	caches.Reset()
 }
 
 func (iface *Interface) PickIPv4Addr(destination netip.Addr) (netip.Prefix, error) {