documentation: Update changelog

.goreleaser.yaml

@@ -117,8 +117,6 @@ nfpms:
         dst: /etc/systemd/system/sing-box@.service
       - src: LICENSE
         dst: /usr/share/licenses/sing-box/LICENSE
-    scripts:
-      postremove: release/config/postremove.sh
 source:
   enabled: false
   name_template: '{{ .ProjectName }}-{{ .Version }}.source'

LICENSE

@@ -11,4 +11,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+In addition, no derivative work may use the name or imply association
+with this application without prior consent.

README.md

@@ -25,4 +25,7 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+In addition, no derivative work may use the name or imply association
+with this application without prior consent.
 ```

box.go

@@ -9,7 +9,6 @@ import (
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
-	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/experimental"
 	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/inbound"
@@ -31,18 +30,25 @@ type Box struct {
 	outbounds    []adapter.Outbound
 	logFactory   log.Factory
 	logger       log.ContextLogger
-	logFile      *os.File
 	preServices  map[string]adapter.Service
 	postServices map[string]adapter.Service
 	done         chan struct{}
 }
 
-func New(ctx context.Context, options option.Options, platformInterface platform.Interface) (*Box, error) {
-	createdAt := time.Now()
+type Options struct {
+	option.Options
+	Context           context.Context
+	PlatformInterface platform.Interface
+}
 
+func New(options Options) (*Box, error) {
+	ctx := options.Context
+	if ctx == nil {
+		ctx = context.Background()
+	}
+	createdAt := time.Now()
 	experimentalOptions := common.PtrValueOrDefault(options.Experimental)
 	applyDebugOptions(common.PtrValueOrDefault(experimentalOptions.Debug))
-
 	var needClashAPI bool
 	var needV2RayAPI bool
 	if experimentalOptions.ClashAPI != nil && experimentalOptions.ClashAPI.ExternalController != "" {
@@ -51,60 +57,20 @@ func New(ctx context.Context, options option.Options, platformInterface platform
 	if experimentalOptions.V2RayAPI != nil && experimentalOptions.V2RayAPI.Listen != "" {
 		needV2RayAPI = true
 	}
-
-	logOptions := common.PtrValueOrDefault(options.Log)
-
-	var logFactory log.Factory
-	var observableLogFactory log.ObservableFactory
-	var logFile *os.File
-	var logWriter io.Writer
-	if logOptions.Disabled {
-		observableLogFactory = log.NewNOPFactory()
-		logFactory = observableLogFactory
-	} else {
-		switch logOptions.Output {
-		case "":
-			if platformInterface != nil {
-				logWriter = io.Discard
-			} else {
-				logWriter = os.Stdout
-			}
-		case "stderr":
-			logWriter = os.Stderr
-		case "stdout":
-			logWriter = os.Stdout
-		default:
-			var err error
-			logFile, err = os.OpenFile(C.BasePath(logOptions.Output), os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o644)
-			if err != nil {
-				return nil, err
-			}
-			logWriter = logFile
-		}
-		logFormatter := log.Formatter{
-			BaseTime:         createdAt,
-			DisableColors:    logOptions.DisableColor || logFile != nil,
-			DisableTimestamp: !logOptions.Timestamp && logFile != nil,
-			FullTimestamp:    logOptions.Timestamp,
-			TimestampFormat:  "-0700 2006-01-02 15:04:05",
-		}
-		if needClashAPI {
-			observableLogFactory = log.NewObservableFactory(logFormatter, logWriter, platformInterface)
-			logFactory = observableLogFactory
-		} else {
-			logFactory = log.NewFactory(logFormatter, logWriter, platformInterface)
-		}
-		if logOptions.Level != "" {
-			logLevel, err := log.ParseLevel(logOptions.Level)
-			if err != nil {
-				return nil, E.Cause(err, "parse log level")
-			}
-			logFactory.SetLevel(logLevel)
-		} else {
-			logFactory.SetLevel(log.LevelTrace)
-		}
+	var defaultLogWriter io.Writer
+	if options.PlatformInterface != nil {
+		defaultLogWriter = io.Discard
+	}
+	logFactory, err := log.New(log.Options{
+		Options:        common.PtrValueOrDefault(options.Log),
+		Observable:     needClashAPI,
+		DefaultWriter:  defaultLogWriter,
+		BaseTime:       createdAt,
+		PlatformWriter: options.PlatformInterface,
+	})
+	if err != nil {
+		return nil, E.Cause(err, "create log factory")
 	}
-
 	router, err := route.NewRouter(
 		ctx,
 		logFactory,
@@ -112,7 +78,7 @@ func New(ctx context.Context, options option.Options, platformInterface platform
 		common.PtrValueOrDefault(options.DNS),
 		common.PtrValueOrDefault(options.NTP),
 		options.Inbounds,
-		platformInterface,
+		options.PlatformInterface,
 	)
 	if err != nil {
 		return nil, E.Cause(err, "parse route options")
@@ -132,7 +98,7 @@ func New(ctx context.Context, options option.Options, platformInterface platform
 			router,
 			logFactory.NewLogger(F.ToString("inbound/", inboundOptions.Type, "[", tag, "]")),
 			inboundOptions,
-			platformInterface,
+			options.PlatformInterface,
 		)
 		if err != nil {
 			return nil, E.Cause(err, "parse inbound[", i, "]")
@@ -169,7 +135,7 @@ func New(ctx context.Context, options option.Options, platformInterface platform
 	preServices := make(map[string]adapter.Service)
 	postServices := make(map[string]adapter.Service)
 	if needClashAPI {
-		clashServer, err := experimental.NewClashServer(router, observableLogFactory, common.PtrValueOrDefault(options.Experimental.ClashAPI))
+		clashServer, err := experimental.NewClashServer(router, logFactory.(log.ObservableFactory), common.PtrValueOrDefault(options.Experimental.ClashAPI))
 		if err != nil {
 			return nil, E.Cause(err, "create clash api server")
 		}
@@ -191,7 +157,6 @@ func New(ctx context.Context, options option.Options, platformInterface platform
 		createdAt:    createdAt,
 		logFactory:   logFactory,
 		logger:       logFactory.Logger(),
-		logFile:      logFile,
 		preServices:  preServices,
 		postServices: postServices,
 		done:         make(chan struct{}),
@@ -312,7 +277,7 @@ func (s *Box) Close() error {
 	}
 	for i, out := range s.outbounds {
 		errors = E.Append(errors, common.Close(out), func(err error) error {
-			return E.Cause(err, "close inbound/", out.Type(), "[", i, "]")
+			return E.Cause(err, "close outbound/", out.Type(), "[", i, "]")
 		})
 	}
 	if err := common.Close(s.router); err != nil {
@@ -330,11 +295,6 @@ func (s *Box) Close() error {
 			return E.Cause(err, "close log factory")
 		})
 	}
-	if s.logFile != nil {
-		errors = E.Append(errors, s.logFile.Close(), func(err error) error {
-			return E.Cause(err, "close log file")
-		})
-	}
 	return errors
 }
 

cmd/sing-box/cmd_check.go

@@ -31,7 +31,10 @@ func check() error {
 		return err
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	instance, err := box.New(ctx, options, nil)
+	instance, err := box.New(box.Options{
+		Context: ctx,
+		Options: options,
+	})
 	if err == nil {
 		instance.Close()
 	}

cmd/sing-box/cmd_run.go

@@ -127,7 +127,10 @@ func create() (*box.Box, context.CancelFunc, error) {
 		options.Log.DisableColor = true
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	instance, err := box.New(ctx, options, nil)
+	instance, err := box.New(box.Options{
+		Context: ctx,
+		Options: options,
+	})
 	if err != nil {
 		cancel()
 		return nil, nil, E.Cause(err, "create service")

cmd/sing-box/cmd_tools.go

@@ -1,8 +1,6 @@
 package main
 
 import (
-	"context"
-
 	"github.com/sagernet/sing-box"
 	E "github.com/sagernet/sing/common/exceptions"
 	N "github.com/sagernet/sing/common/network"
@@ -27,7 +25,7 @@ func createPreStartedClient() (*box.Box, error) {
 	if err != nil {
 		return nil, err
 	}
-	instance, err := box.New(context.Background(), options, nil)
+	instance, err := box.New(box.Options{Options: options})
 	if err != nil {
 		return nil, E.Cause(err, "create service")
 	}

common/dialer/conntrack/track.go

@@ -14,10 +14,16 @@ var (
 )
 
 func Count() int {
+	if !Enabled {
+		return 0
+	}
 	return openConnection.Len()
 }
 
 func List() []io.Closer {
+	if !Enabled {
+		return nil
+	}
 	connAccess.RLock()
 	defer connAccess.RUnlock()
 	connList := make([]io.Closer, 0, openConnection.Len())
@@ -28,6 +34,9 @@ func List() []io.Closer {
 }
 
 func Close() {
+	if !Enabled {
+		return
+	}
 	connAccess.Lock()
 	defer connAccess.Unlock()
 	for element := openConnection.Front(); element != nil; element = element.Next() {

common/dialer/default.go

@@ -154,9 +154,9 @@ func (d *DefaultDialer) DialContext(ctx context.Context, network string, address
 	switch N.NetworkName(network) {
 	case N.NetworkUDP:
 		if !address.IsIPv6() {
-			return d.udpDialer4.DialContext(ctx, network, address.String())
+			return trackConn(d.udpDialer4.DialContext(ctx, network, address.String()))
 		} else {
-			return d.udpDialer6.DialContext(ctx, network, address.String())
+			return trackConn(d.udpDialer6.DialContext(ctx, network, address.String()))
 		}
 	}
 	if !address.IsIPv6() {

common/dialer/resolve.go

@@ -9,6 +9,7 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-dns"
+	"github.com/sagernet/sing/common/bufio"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 )
@@ -68,11 +69,11 @@ func (d *ResolveDialer) ListenPacket(ctx context.Context, destination M.Socksadd
 	if err != nil {
 		return nil, err
 	}
-	conn, err := N.ListenSerial(ctx, d.dialer, destination, addresses)
+	conn, destinationAddress, err := N.ListenSerial(ctx, d.dialer, destination, addresses)
 	if err != nil {
 		return nil, err
 	}
-	return NewResolvePacketConn(ctx, d.router, d.strategy, conn), nil
+	return bufio.NewNATPacketConn(bufio.NewPacketConn(conn), destination, M.SocksaddrFrom(destinationAddress, destination.Port)), nil
 }
 
 func (d *ResolveDialer) Upstream() any {

common/dialer/resolve_conn.go

@@ -1,84 +0,0 @@
-package dialer
-
-import (
-	"context"
-	"net"
-
-	"github.com/sagernet/sing-box/adapter"
-	"github.com/sagernet/sing-dns"
-	"github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/common/buf"
-	M "github.com/sagernet/sing/common/metadata"
-	N "github.com/sagernet/sing/common/network"
-)
-
-func NewResolvePacketConn(ctx context.Context, router adapter.Router, strategy dns.DomainStrategy, conn net.PacketConn) N.NetPacketConn {
-	if udpConn, ok := conn.(*net.UDPConn); ok {
-		return &ResolveUDPConn{udpConn, ctx, router, strategy}
-	} else {
-		return &ResolvePacketConn{conn, ctx, router, strategy}
-	}
-}
-
-type ResolveUDPConn struct {
-	*net.UDPConn
-	ctx      context.Context
-	router   adapter.Router
-	strategy dns.DomainStrategy
-}
-
-func (w *ResolveUDPConn) ReadPacket(buffer *buf.Buffer) (M.Socksaddr, error) {
-	n, addr, err := w.ReadFromUDPAddrPort(buffer.FreeBytes())
-	if err != nil {
-		return M.Socksaddr{}, err
-	}
-	buffer.Truncate(n)
-	return M.SocksaddrFromNetIP(addr), nil
-}
-
-func (w *ResolveUDPConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	defer buffer.Release()
-	if destination.IsFqdn() {
-		addresses, err := w.router.Lookup(w.ctx, destination.Fqdn, w.strategy)
-		if err != nil {
-			return err
-		}
-		return common.Error(w.UDPConn.WriteToUDPAddrPort(buffer.Bytes(), M.SocksaddrFrom(addresses[0], destination.Port).AddrPort()))
-	}
-	return common.Error(w.UDPConn.WriteToUDPAddrPort(buffer.Bytes(), destination.AddrPort()))
-}
-
-func (w *ResolveUDPConn) Upstream() any {
-	return w.UDPConn
-}
-
-type ResolvePacketConn struct {
-	net.PacketConn
-	ctx      context.Context
-	router   adapter.Router
-	strategy dns.DomainStrategy
-}
-
-func (w *ResolvePacketConn) ReadPacket(buffer *buf.Buffer) (M.Socksaddr, error) {
-	_, addr, err := buffer.ReadPacketFrom(w)
-	if err != nil {
-		return M.Socksaddr{}, err
-	}
-	return M.SocksaddrFromNet(addr), err
-}
-
-func (w *ResolvePacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
-	defer buffer.Release()
-	if destination.IsFqdn() {
-		addresses, err := w.router.Lookup(w.ctx, destination.Fqdn, w.strategy)
-		if err != nil {
-			return err
-		}
-		return common.Error(w.WriteTo(buffer.Bytes(), M.SocksaddrFrom(addresses[0], destination.Port).UDPAddr()))
-	}
-	return common.Error(w.WriteTo(buffer.Bytes(), destination.UDPAddr()))
-}
-
-func (w *ResolvePacketConn) Upstream() any {
-	return w.PacketConn
-}

common/tls/reality_client.go

@@ -124,8 +124,9 @@ func (e *RealityClientConfig) ClientHandshake(ctx context.Context, conn net.Conn
 	binary.BigEndian.PutUint64(hello.SessionId, uint64(nowTime.Unix()))
 
 	hello.SessionId[0] = 1
-	hello.SessionId[1] = 7
-	hello.SessionId[2] = 5
+	hello.SessionId[1] = 8
+	hello.SessionId[2] = 0
+	binary.BigEndian.PutUint32(hello.SessionId[4:], uint32(time.Now().Unix()))
 	copy(hello.SessionId[8:], e.shortID[:])
 
 	if debug.Enabled {

docs/changelog.md

@@ -1,3 +1,28 @@
+#### 1.2.3
+
+* Introducing our [new Android client application](/installation/clients/sfa)
+* Improve UDP domain destination NAT
+* Update reality protocol
+* Fix TTL calculation for DNS response
+* Fix v2ray HTTP transport compatibility
+* Fix bugs and update dependencies
+
+#### 1.2.2
+
+* Accept `any` outbound in dns rule **1**
+* Fix bugs and update dependencies
+
+*1*:
+
+Now you can use the `any` outbound rule to match server address queries instead of filling in all server domains
+to `domain` rule.
+
+#### 1.2.1
+
+* Fix missing default host in v2ray http transport`s request
+* Flush DNS cache for macOS when tun start/close
+* Fix tun's DNS hijacking compatibility with systemd-resolved
+
 #### 1.2.0
 
 * Fix bugs and update dependencies

docs/configuration/dns/rule.md

@@ -232,6 +232,8 @@ Invert match result.
 
 Match outbound.
 
+`any` can be used as a value to match any outbound.
+
 #### server
 
 ==Required==
@@ -254,18 +256,4 @@ Disable cache and save cache in this query.
 
 #### rules
 
-Included default rules.
-
-#### invert
-
-Invert match result.
-
-#### server
-
-==Required==
-
-Tag of the target dns server.
-
-#### disable_cache
-
-Disable cache and save cache in this query.
+Included default rules.

docs/configuration/dns/rule.zh.md

@@ -231,6 +231,8 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 匹配出站。
 
+`any` 可作为值用于匹配任意出站。
+
 #### server
 
 ==必填==
@@ -253,18 +255,4 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 #### rules
 
-包括的默认规则。
-
-#### invert
-
-反选匹配结果。
-
-#### server
-
-==必填==
-
-目标 DNS 服务器的标签。
-
-#### disable_cache
-
-在此查询中禁用缓存。
+包括的默认规则。

docs/configuration/inbound/tun.md

@@ -107,8 +107,7 @@ Enforce strict routing rules when `auto_route` is enabled:
 * Let unsupported network unreachable
 * Route all connections to tun
 
-It prevents address leaks and makes DNS hijacking work on Android and Linux with systemd-resolved, but your device will
-not be accessible by others.
+It prevents address leaks and makes DNS hijacking work on Android, but your device will not be accessible by others.
 
 *In Windows*:
 

docs/configuration/inbound/tun.zh.md

@@ -107,7 +107,7 @@ tun 接口的 IPv6 前缀。
 * 让不支持的网络无法到达
 * 将所有连接路由到 tun
 
-它可以防止地址泄漏，并使 DNS 劫持在 Android 和使用 systemd-resolved 的 Linux 上工作，但你的设备将无法其他设备被访问。
+它可以防止地址泄漏，并使 DNS 劫持在 Android 上工作，但你的设备将无法其他设备被访问。
 
 *在 Windows 中*:
 

docs/examples/linux-server-installation.md

@@ -7,9 +7,9 @@
 #### Install
 
 ```shell
-git clone https://github.com/SagerNet/sing-box
+git clone -b main https://github.com/SagerNet/sing-box
 cd sing-box
-./release/local/install_go.sh # skip if you have go1.19 already installed
+./release/local/install_go.sh # skip if you have golang already installed
 ./release/local/install.sh
 ```
 

docs/examples/linux-server-installation.zh.md

@@ -7,9 +7,9 @@
 #### 安装
 
 ```shell
-git clone https://github.com/SagerNet/sing-box
+git clone -b main https://github.com/SagerNet/sing-box
 cd sing-box
-./release/local/install_go.sh # 如果已安装 go1.19 则跳过
+./release/local/install_go.sh # 如果已安装 golang 则跳过
 ./release/local/install.sh
 ```
 

docs/examples/tun.md

@@ -23,7 +23,10 @@
         "disable_cache": true
       },
       {
-        "domain": "mydomain.com",
+        "outbound": "any",
+        "server": "local"
+      },
+      {
         "geosite": "cn",
         "server": "local"
       }

docs/faq/known-issues.md

@@ -9,10 +9,6 @@ the public internet.
 
 `auto-route` cannot automatically hijack DNS requests when Android's `Private DNS` enabled or `strict_route` disabled.
 
-##### on Linux
-
-`auto-route` cannot automatically hijack DNS requests with `systemd-resolved` enabled and `strict_route` disabled.
-
 #### System proxy
 
 ##### on Linux

docs/faq/known-issues.zh.md

@@ -8,10 +8,6 @@
 
 `auto-route` 无法自动劫持 DNS 请求如果 `私人 DNS` 开启或 `strict_route` 禁用。
 
-##### Linux
-
-`auto-route` 无法自动劫持 DNS 请求如果 `systemd-resolved` 开启且 `strict_route` 禁用。
-
 #### 系统代理
 
 ##### Linux

docs/index.md

@@ -25,4 +25,7 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+In addition, no derivative work may use the name or imply association
+with this application without prior consent.
 ```

docs/index.zh.md

@@ -25,4 +25,7 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+In addition, no derivative work may use the name or imply association
+with this application without prior consent.
 ```

docs/installation/clients/sfa.md

@@ -0,0 +1,16 @@
+# SFA
+
+Experimental Android client for sing-box.
+
+#### Requirements
+
+* Android 5.0+
+
+#### Download
+
+* [AppCenter](https://install.appcenter.ms/users/nekohasekai/apps/sfa/distribution_groups/publictest)
+
+#### Note
+
+* Working directory is at `/sdcard/Android/data/io.nekohasekai.sfa/files` (External files directory)
+* User Agent is `SFA/$version ($version_code; sing-box $sing_box_version)` in the remote profile request

docs/installation/clients/sfa.zh.md

@@ -0,0 +1,16 @@
+# SFA
+
+实验性的 Android sing-box 客户端。
+
+#### 要求
+
+* Android 5.0+
+
+#### 下载
+
+* [AppCenter](https://install.appcenter.ms/users/nekohasekai/apps/sfa/distribution_groups/publictest)
+
+#### 注意事项
+
+* 工作目录位于 `/sdcard/Android/data/io.nekohasekai.sfa/files` (外部文件目录)
+* 远程配置文件请求中的 User Agent 为 `SFA/$version ($version_code; sing-box $sing_box_version)`

docs/installation/clients/sfi.md

@@ -1,6 +1,6 @@
 # SFI
 
-Experimental official iOS client for sing-box.
+Experimental iOS client for sing-box.
 
 #### Requirements
 
@@ -11,9 +11,10 @@ Experimental official iOS client for sing-box.
 
 * [TestFlight](https://testflight.apple.com/join/c6ylui2j)
 
-#### Limit
+#### Note
 
-* `system` tun stack not working
+* `system` tun stack not working on iOS
+* User Agent is `SFI/$version ($version_code; sing-box $sing_box_version)` in the remote profile request
 
 #### Privacy policy
 

docs/installation/clients/sfi.zh.md

@@ -1,6 +1,6 @@
 # SFI
 
-实验性的官方 iOS sing-box 客户端。
+实验性的 iOS sing-box 客户端。
 
 #### 要求
 
@@ -11,9 +11,10 @@
 
 * [TestFlight](https://testflight.apple.com/join/c6ylui2j)
 
-#### 限制
+#### 注意事项
 
-* `system` tun stack 不工作
+* `system` tun stack 在 iOS 不工作
+* 远程配置文件请求中的 User Agent 为 `SFI/$version ($version_code; sing-box $sing_box_version)`
 
 #### 隐私政策
 

experimental/libbox/command.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 const (

experimental/libbox/command_client.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (
@@ -46,6 +44,7 @@ func clientConnect(sharedDirectory string) (net.Conn, error) {
 }
 
 func (c *CommandClient) Connect() error {
+	common.Close(c.conn)
 	conn, err := clientConnect(c.sharedDirectory)
 	if err != nil {
 		return err

experimental/libbox/command_conntrack.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (

experimental/libbox/command_log.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (

experimental/libbox/command_reload.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (

experimental/libbox/command_server.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (
@@ -10,6 +8,7 @@ import (
 	"sync"
 
 	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing/common"
 	E "github.com/sagernet/sing/common/exceptions"
 	"github.com/sagernet/sing/common/observable"
 	"github.com/sagernet/sing/common/x/list"
@@ -57,7 +56,10 @@ func (s *CommandServer) Start() error {
 }
 
 func (s *CommandServer) Close() error {
-	return s.listener.Close()
+	return common.Close(
+		s.listener,
+		s.observer,
+	)
 }
 
 func (s *CommandServer) loopConnection(listener net.Listener) {

experimental/libbox/command_status.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (

experimental/libbox/command_stop.go

@@ -1,5 +1,3 @@
-//go:build darwin
-
 package libbox
 
 import (

experimental/libbox/config.go

@@ -1,8 +1,11 @@
-//go:build linux || darwin
-
 package libbox
 
 import (
+	"bytes"
+	"context"
+	"encoding/json"
+
+	"github.com/sagernet/sing-box"
 	"github.com/sagernet/sing-box/option"
 	E "github.com/sagernet/sing/common/exceptions"
 )
@@ -15,3 +18,36 @@ func parseConfig(configContent string) (option.Options, error) {
 	}
 	return options, nil
 }
+
+func CheckConfig(configContent string) error {
+	options, err := parseConfig(configContent)
+	if err != nil {
+		return err
+	}
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	instance, err := box.New(box.Options{
+		Context: ctx,
+		Options: options,
+	})
+	if err == nil {
+		instance.Close()
+	}
+	return err
+}
+
+func FormatConfig(configContent string) (string, error) {
+	options, err := parseConfig(configContent)
+	if err != nil {
+		return "", err
+	}
+	var buffer bytes.Buffer
+	json.NewEncoder(&buffer)
+	encoder := json.NewEncoder(&buffer)
+	encoder.SetIndent("", "  ")
+	err = encoder.Encode(options)
+	if err != nil {
+		return "", err
+	}
+	return buffer.String(), nil
+}

experimental/libbox/http.go

@@ -0,0 +1,241 @@
+package libbox
+
+import (
+	"bytes"
+	"context"
+	"crypto/sha256"
+	"crypto/tls"
+	"crypto/x509"
+	"encoding/hex"
+	"errors"
+	"fmt"
+	"io"
+	"math/rand"
+	"net"
+	"net/http"
+	"net/url"
+	"os"
+	"strconv"
+	"sync"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	M "github.com/sagernet/sing/common/metadata"
+	"github.com/sagernet/sing/protocol/socks"
+	"github.com/sagernet/sing/protocol/socks/socks5"
+)
+
+type HTTPClient interface {
+	RestrictedTLS()
+	ModernTLS()
+	PinnedTLS12()
+	PinnedSHA256(sumHex string)
+	TrySocks5(port int32)
+	KeepAlive()
+	NewRequest() HTTPRequest
+	Close()
+}
+
+type HTTPRequest interface {
+	SetURL(link string) error
+	SetMethod(method string)
+	SetHeader(key string, value string)
+	SetContent(content []byte)
+	SetContentString(content string)
+	RandomUserAgent()
+	SetUserAgent(userAgent string)
+	Execute() (HTTPResponse, error)
+}
+
+type HTTPResponse interface {
+	GetContent() ([]byte, error)
+	GetContentString() (string, error)
+	WriteTo(path string) error
+}
+
+var (
+	_ HTTPClient   = (*httpClient)(nil)
+	_ HTTPRequest  = (*httpRequest)(nil)
+	_ HTTPResponse = (*httpResponse)(nil)
+)
+
+type httpClient struct {
+	tls       tls.Config
+	client    http.Client
+	transport http.Transport
+}
+
+func NewHTTPClient() HTTPClient {
+	client := new(httpClient)
+	client.client.Timeout = C.TCPTimeout
+	client.client.Transport = &client.transport
+	client.transport.TLSClientConfig = &client.tls
+	client.transport.DisableKeepAlives = true
+	return client
+}
+
+func (c *httpClient) ModernTLS() {
+	c.tls.MinVersion = tls.VersionTLS12
+	c.tls.CipherSuites = common.Map(tls.CipherSuites(), func(it *tls.CipherSuite) uint16 { return it.ID })
+}
+
+func (c *httpClient) RestrictedTLS() {
+	c.tls.MinVersion = tls.VersionTLS13
+	c.tls.CipherSuites = common.Map(common.Filter(tls.CipherSuites(), func(it *tls.CipherSuite) bool {
+		return common.Contains(it.SupportedVersions, uint16(tls.VersionTLS13))
+	}), func(it *tls.CipherSuite) uint16 {
+		return it.ID
+	})
+}
+
+func (c *httpClient) PinnedTLS12() {
+	c.tls.MinVersion = tls.VersionTLS12
+	c.tls.MaxVersion = tls.VersionTLS12
+}
+
+func (c *httpClient) PinnedSHA256(sumHex string) {
+	c.tls.VerifyPeerCertificate = func(rawCerts [][]byte, verifiedChains [][]*x509.Certificate) error {
+		for _, rawCert := range rawCerts {
+			certSum := sha256.Sum256(rawCert)
+			if sumHex == hex.EncodeToString(certSum[:]) {
+				return nil
+			}
+		}
+		return E.New("pinned sha256 sum mismatch")
+	}
+}
+
+func (c *httpClient) TrySocks5(port int32) {
+	dialer := new(net.Dialer)
+	c.transport.DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
+		for {
+			socksConn, err := dialer.DialContext(ctx, "tcp", "127.0.0.1:"+strconv.Itoa(int(port)))
+			if err != nil {
+				break
+			}
+			_, err = socks.ClientHandshake5(socksConn, socks5.CommandConnect, M.ParseSocksaddr(addr), "", "")
+			if err != nil {
+				break
+			}
+			//nolint:staticcheck
+			return socksConn, err
+		}
+		return dialer.DialContext(ctx, network, addr)
+	}
+}
+
+func (c *httpClient) KeepAlive() {
+	c.transport.ForceAttemptHTTP2 = true
+	c.transport.DisableKeepAlives = false
+}
+
+func (c *httpClient) NewRequest() HTTPRequest {
+	req := &httpRequest{httpClient: c}
+	req.request = http.Request{
+		Method: "GET",
+		Header: http.Header{},
+	}
+	return req
+}
+
+func (c *httpClient) Close() {
+	c.transport.CloseIdleConnections()
+}
+
+type httpRequest struct {
+	*httpClient
+	request http.Request
+}
+
+func (r *httpRequest) SetURL(link string) (err error) {
+	r.request.URL, err = url.Parse(link)
+	if r.request.URL.User != nil {
+		user := r.request.URL.User.Username()
+		password, _ := r.request.URL.User.Password()
+		r.request.SetBasicAuth(user, password)
+	}
+	return
+}
+
+func (r *httpRequest) SetMethod(method string) {
+	r.request.Method = method
+}
+
+func (r *httpRequest) SetHeader(key string, value string) {
+	r.request.Header.Set(key, value)
+}
+
+func (r *httpRequest) RandomUserAgent() {
+	r.request.Header.Set("User-Agent", fmt.Sprintf("curl/7.%d.%d", rand.Int()%54, rand.Int()%2))
+}
+
+func (r *httpRequest) SetUserAgent(userAgent string) {
+	r.request.Header.Set("User-Agent", userAgent)
+}
+
+func (r *httpRequest) SetContent(content []byte) {
+	buffer := bytes.Buffer{}
+	buffer.Write(content)
+	r.request.Body = io.NopCloser(bytes.NewReader(buffer.Bytes()))
+	r.request.ContentLength = int64(len(content))
+}
+
+func (r *httpRequest) SetContentString(content string) {
+	r.SetContent([]byte(content))
+}
+
+func (r *httpRequest) Execute() (HTTPResponse, error) {
+	response, err := r.client.Do(&r.request)
+	if err != nil {
+		return nil, err
+	}
+	httpResp := &httpResponse{Response: response}
+	if response.StatusCode != http.StatusOK {
+		return nil, errors.New(httpResp.errorString())
+	}
+	return httpResp, nil
+}
+
+type httpResponse struct {
+	*http.Response
+
+	getContentOnce sync.Once
+	content        []byte
+	contentError   error
+}
+
+func (h *httpResponse) errorString() string {
+	content, err := h.GetContentString()
+	if err != nil {
+		return fmt.Sprint("HTTP ", h.Status)
+	}
+	return fmt.Sprint("HTTP ", h.Status, ": ", content)
+}
+
+func (h *httpResponse) GetContent() ([]byte, error) {
+	h.getContentOnce.Do(func() {
+		defer h.Body.Close()
+		h.content, h.contentError = io.ReadAll(h.Body)
+	})
+	return h.content, h.contentError
+}
+
+func (h *httpResponse) GetContentString() (string, error) {
+	content, err := h.GetContent()
+	if err != nil {
+		return "", err
+	}
+	return string(content), nil
+}
+
+func (h *httpResponse) WriteTo(path string) error {
+	defer h.Body.Close()
+	file, err := os.Create(path)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+	return common.Error(bufio.Copy(file, h.Body))
+}

experimental/libbox/iterator.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import "github.com/sagernet/sing/common"

experimental/libbox/platform.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import "github.com/sagernet/sing-box/option"

experimental/libbox/pprof.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import (

experimental/libbox/service.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import (
@@ -30,7 +28,11 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 		return nil, err
 	}
 	ctx, cancel := context.WithCancel(context.Background())
-	instance, err := box.New(ctx, options, &platformInterfaceWrapper{platformInterface, platformInterface.UseProcFS()})
+	instance, err := box.New(box.Options{
+		Context:           ctx,
+		Options:           options,
+		PlatformInterface: &platformInterfaceWrapper{platformInterface, platformInterface.UseProcFS()},
+	})
 	if err != nil {
 		cancel()
 		return nil, E.Cause(err, "create service")

experimental/libbox/setup.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import (

experimental/libbox/tun.go

@@ -1,5 +1,3 @@
-//go:build linux || darwin
-
 package libbox
 
 import (

go.mod

@@ -14,29 +14,29 @@ require (
 	github.com/go-chi/render v1.0.2
 	github.com/gofrs/uuid v4.4.0+incompatible
 	github.com/hashicorp/yamux v0.1.1
-	github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961
+	github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e
 	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/mholt/acmez v1.1.0
-	github.com/miekg/dns v1.1.52
+	github.com/miekg/dns v1.1.53
 	github.com/ooni/go-libtor v1.1.7
 	github.com/oschwald/maxminddb-golang v1.10.0
 	github.com/pires/go-proxyproto v0.7.0
 	github.com/sagernet/cloudflare-tls v0.0.0-20221031050923-d70792f4c3a0
 	github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca
 	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
-	github.com/sagernet/reality v0.0.0-20230323230523-5fa25e693e7f
-	github.com/sagernet/sing v0.2.1-0.20230323071235-f8038854d286
-	github.com/sagernet/sing-dns v0.1.4
+	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
+	github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2
+	github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855
 	github.com/sagernet/sing-shadowsocks v0.2.0
 	github.com/sagernet/sing-shadowtls v0.1.0
-	github.com/sagernet/sing-tun v0.1.3-0.20230323073325-35d565af6515
+	github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab
 	github.com/sagernet/sing-vmess v0.1.3
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
 	github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e
 	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c
-	github.com/spf13/cobra v1.6.1
+	github.com/spf13/cobra v1.7.0
 	github.com/stretchr/testify v1.8.2
 	go.etcd.io/bbolt v1.3.7
 	go.uber.org/atomic v1.10.0
@@ -44,8 +44,8 @@ require (
 	go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35
 	golang.org/x/crypto v0.7.0
 	golang.org/x/exp v0.0.0-20230321023759-10a507213a29
-	golang.org/x/net v0.8.0
-	golang.org/x/sys v0.6.0
+	golang.org/x/net v0.9.0
+	golang.org/x/sys v0.7.0
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde
 	google.golang.org/grpc v1.54.0
 	google.golang.org/protobuf v1.30.0
@@ -64,7 +64,7 @@ require (
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/btree v1.0.1 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
-	github.com/inconshreveable/mousetrap v1.0.1 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
 	github.com/klauspost/compress v1.15.15 // indirect
 	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
@@ -84,7 +84,7 @@ require (
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
 	go.uber.org/multierr v1.6.0 // indirect
 	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
 	golang.org/x/tools v0.6.0 // indirect
 	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect

go.sum

@@ -49,10 +49,10 @@ github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLe
 github.com/hashicorp/yamux v0.1.1 h1:yrQxtgseBDrq9Y652vSRDvsKCJKOUD+GzTS4Y0Y8pvE=
 github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbgIO0SLnQ=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
-github.com/inconshreveable/mousetrap v1.0.1 h1:U3uMjPSQEBMNp1lFxmllqCPM6P5u/Xq7Pgzkat/bFNc=
-github.com/inconshreveable/mousetrap v1.0.1/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
-github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961 h1:x/YtdDlmypenG1te/FfH6LVM+3krhXk5CFV8VYNNX5M=
-github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e h1:8ChxkWKTVYg7LKBvYNLNRnlobgbPrzzossZUoST2T7o=
+github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
 github.com/josharian/native v1.0.1-0.20221213033349-c1e37c09b531/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
@@ -70,8 +70,8 @@ github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczG
 github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
 github.com/mholt/acmez v1.1.0 h1:IQ9CGHKOHokorxnffsqDvmmE30mDenO1lptYZ1AYkHY=
 github.com/mholt/acmez v1.1.0/go.mod h1:zwo5+fbLLTowAX8o8ETfQzbDtwGEXnPhkmGdKIP+bgs=
-github.com/miekg/dns v1.1.52 h1:Bmlc/qsNNULOe6bpXcUTsuOajd0DzRHwup6D9k1An0c=
-github.com/miekg/dns v1.1.52/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
+github.com/miekg/dns v1.1.53 h1:ZBkuHr5dxHtB1caEOlZTLPo7D3L3TWckgUUs/RHfDxw=
+github.com/miekg/dns v1.1.53/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/onsi/ginkgo/v2 v2.2.0 h1:3ZNA3L1c5FYDFTTxbFeVGGD8jYvjYauHD30YgLxVsNI=
@@ -107,20 +107,20 @@ github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 h1:iL5gZI3uFp0X6E
 github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
 github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32 h1:tztuJB+giOWNRKQEBVY2oI3PsheTooMdh+/yxemYQYY=
 github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32/go.mod h1:QMCkxXAC3CvBgDZVIJp43NWTuwGBScCzMLVLynjERL8=
-github.com/sagernet/reality v0.0.0-20230323230523-5fa25e693e7f h1:plVtFF9NVw5Py4jH/KQuWxojdMFDroTsQ1PVJcU9djM=
-github.com/sagernet/reality v0.0.0-20230323230523-5fa25e693e7f/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
+github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byLGkEnIYp6grlXfo1QYUfiYFGjewIdc=
+github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
 github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
 github.com/sagernet/sing v0.1.8/go.mod h1:jt1w2u7lJQFFSGLiRrRIs5YWmx4kAPfWuOejuDW9qMk=
-github.com/sagernet/sing v0.2.1-0.20230323071235-f8038854d286 h1:0Td2b5l1KgrdlOnbRWgFFWsyb0TLoq/tP6j9Lut4JN0=
-github.com/sagernet/sing v0.2.1-0.20230323071235-f8038854d286/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
-github.com/sagernet/sing-dns v0.1.4 h1:7VxgeoSCiiazDSaXXQVcvrTBxFpOePPq/4XdgnUDN+0=
-github.com/sagernet/sing-dns v0.1.4/go.mod h1:1+6pCa48B1AI78lD+/i/dLgpw4MwfnsSpZo0Ds8wzzk=
+github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2 h1:VjeHDxEgpB2fqK5G16yBvtLacibvg3h2MsIjal0UXH0=
+github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
+github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855 h1:a3W2X1n5C/oYGp/Dd26eoymME3iXN8TJq7LZtO2MSUY=
+github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855/go.mod h1:69PNSHyEmXdjf6C+bXBOdr2GQnPeEyWjIzo/MV8gmz8=
 github.com/sagernet/sing-shadowsocks v0.2.0 h1:ILDWL7pwWfkPLEbviE/MyCgfjaBmJY/JVVY+5jhSb58=
 github.com/sagernet/sing-shadowsocks v0.2.0/go.mod h1:ysYzszRLpNzJSorvlWRMuzU6Vchsp7sd52q+JNY4axw=
 github.com/sagernet/sing-shadowtls v0.1.0 h1:05MYce8aR5xfKIn+y7xRFsdKhKt44QZTSEQW+lG5IWQ=
 github.com/sagernet/sing-shadowtls v0.1.0/go.mod h1:Kn1VUIprdkwCgkS6SXYaLmIpKzQbqBIKJBMY+RvBhYc=
-github.com/sagernet/sing-tun v0.1.3-0.20230323073325-35d565af6515 h1:r25BJqn3o34g+bDdhoRU65zimKPfGCTv7nHuysyJojo=
-github.com/sagernet/sing-tun v0.1.3-0.20230323073325-35d565af6515/go.mod h1:1xzFt4zJ7CzXdbgPcy7+Lsg4ypZo0ivDNZ0oQdL3zEY=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab h1:a9oeWuPBuIZ70qMhIIH6RrYhp886xN9jJIwsuu4ZFUo=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab/go.mod h1:4YxIDEkkCjGXDOTMPw1SXpLmCQUFAWuaQN250oo+928=
 github.com/sagernet/sing-vmess v0.1.3 h1:q/+tsF46dvvapL6CpQBgPHJ6nQrDUZqEtLHCbsjO7iM=
 github.com/sagernet/sing-vmess v0.1.3/go.mod h1:GVXqAHwe9U21uS+Voh4YBIrADQyE4F9v0ayGSixSQAE=
 github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 h1:HuE6xSwco/Xed8ajZ+coeYLmioq0Qp1/Z2zczFaV8as=
@@ -133,8 +133,8 @@ github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e h1:7uw2njHFGE+V
 github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e/go.mod h1:45TUl8+gH4SIKr4ykREbxKWTxkDlSzFENzctB1dVRRY=
 github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c h1:vK2wyt9aWYHHvNLWniwijBu/n4pySypiKRhN32u/JGo=
 github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c/go.mod h1:euOmN6O5kk9dQmgSS8Df4psAl3TCjxOz0NW60EWkSaI=
-github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA=
-github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
+github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
+github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -180,8 +180,8 @@ golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
+golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
+golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
@@ -199,15 +199,15 @@ golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220731174439-a90be440212d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.6.0 h1:clScbb1cHjoCkyRbWwBEUZ5H/tIFu5TAXIqaZD0Gcjw=
+golang.org/x/term v0.7.0 h1:BEvjmm5fURWqcfbSKTdpkDXYBrUS1c0m8agp14W48vQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68=
-golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

log/default.go

@@ -49,6 +49,10 @@ func (f *simpleFactory) NewLogger(tag string) ContextLogger {
 	return &simpleLogger{f, tag}
 }
 
+func (f *simpleFactory) Close() error {
+	return nil
+}
+
 var _ ContextLogger = (*simpleLogger)(nil)
 
 type simpleLogger struct {

log/factory.go

@@ -15,6 +15,7 @@ type Factory interface {
 	SetLevel(level Level)
 	Logger() ContextLogger
 	NewLogger(tag string) ContextLogger
+	Close() error
 }
 
 type ObservableFactory interface {

log/format.go

@@ -36,15 +36,16 @@ func (f Formatter) Format(ctx context.Context, level Level, tag string, message
 	if tag != "" {
 		message = tag + ": " + message
 	}
-	var id uint32
+	var id ID
 	var hasId bool
 	if ctx != nil {
 		id, hasId = IDFromContext(ctx)
 	}
 	if hasId {
+		activeDuration := formatDuration(time.Since(id.CreatedAt))
 		if !f.DisableColors {
 			var color aurora.Color
-			color = aurora.Color(uint8(id))
+			color = aurora.Color(uint8(id.ID))
 			color %= 215
 			row := uint(color / 36)
 			column := uint(color % 36)
@@ -62,9 +63,9 @@ func (f Formatter) Format(ctx context.Context, level Level, tag string, message
 			color += 16
 			color = color << 16
 			color |= 1 << 14
-			message = F.ToString("[", aurora.Colorize(id, color).String(), "] ", message)
+			message = F.ToString("[", aurora.Colorize(id.ID, color).String(), " ", activeDuration, "] ", message)
 		} else {
-			message = F.ToString("[", id, "] ", message)
+			message = F.ToString("[", id.ID, " ", activeDuration, "] ", message)
 		}
 	}
 	switch {
@@ -99,15 +100,16 @@ func (f Formatter) FormatWithSimple(ctx context.Context, level Level, tag string
 		message = tag + ": " + message
 	}
 	messageSimple := message
-	var id uint32
+	var id ID
 	var hasId bool
 	if ctx != nil {
 		id, hasId = IDFromContext(ctx)
 	}
 	if hasId {
+		activeDuration := formatDuration(time.Since(id.CreatedAt))
 		if !f.DisableColors {
 			var color aurora.Color
-			color = aurora.Color(uint8(id))
+			color = aurora.Color(uint8(id.ID))
 			color %= 215
 			row := uint(color / 36)
 			column := uint(color % 36)
@@ -125,11 +127,11 @@ func (f Formatter) FormatWithSimple(ctx context.Context, level Level, tag string
 			color += 16
 			color = color << 16
 			color |= 1 << 14
-			message = F.ToString("[", aurora.Colorize(id, color).String(), "] ", message)
+			message = F.ToString("[", aurora.Colorize(id.ID, color).String(), " ", activeDuration, "] ", message)
 		} else {
-			message = F.ToString("[", id, "] ", message)
+			message = F.ToString("[", id.ID, " ", activeDuration, "] ", message)
 		}
-		messageSimple = F.ToString("[", id, "] ", messageSimple)
+		messageSimple = F.ToString("[", id.ID, " ", activeDuration, "] ", messageSimple)
 
 	}
 	switch {
@@ -153,3 +155,13 @@ func xd(value int, x int) string {
 	}
 	return message
 }
+
+func formatDuration(duration time.Duration) string {
+	if duration < time.Second {
+		return F.ToString(duration.Milliseconds(), "ms")
+	} else if duration < time.Minute {
+		return F.ToString(int64(duration.Seconds()), ".", int64(duration.Seconds()*100)%100, "s")
+	} else {
+		return F.ToString(int64(duration.Minutes()), "m", int64(duration.Seconds())%60, "s")
+	}
+}

log/id.go

@@ -3,6 +3,7 @@ package log
 import (
 	"context"
 	"math/rand"
+	"time"
 
 	"github.com/sagernet/sing/common/random"
 )
@@ -13,11 +14,19 @@ func init() {
 
 type idKey struct{}
 
-func ContextWithNewID(ctx context.Context) context.Context {
-	return context.WithValue(ctx, (*idKey)(nil), rand.Uint32())
+type ID struct {
+	ID        uint32
+	CreatedAt time.Time
 }
 
-func IDFromContext(ctx context.Context) (uint32, bool) {
-	id, loaded := ctx.Value((*idKey)(nil)).(uint32)
+func ContextWithNewID(ctx context.Context) context.Context {
+	return context.WithValue(ctx, (*idKey)(nil), ID{
+		ID:        rand.Uint32(),
+		CreatedAt: time.Now(),
+	})
+}
+
+func IDFromContext(ctx context.Context) (ID, bool) {
+	id, loaded := ctx.Value((*idKey)(nil)).(ID)
 	return id, loaded
 }

log/log.go

@@ -0,0 +1,110 @@
+package log
+
+import (
+	"io"
+	"os"
+	"time"
+
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type factoryWithFile struct {
+	Factory
+	file *os.File
+}
+
+func (f *factoryWithFile) Close() error {
+	return common.Close(
+		f.Factory,
+		common.PtrOrNil(f.file),
+	)
+}
+
+type observableFactoryWithFile struct {
+	ObservableFactory
+	file *os.File
+}
+
+func (f *observableFactoryWithFile) Close() error {
+	return common.Close(
+		f.ObservableFactory,
+		common.PtrOrNil(f.file),
+	)
+}
+
+type Options struct {
+	Options        option.LogOptions
+	Observable     bool
+	DefaultWriter  io.Writer
+	BaseTime       time.Time
+	PlatformWriter io.Writer
+}
+
+func New(options Options) (Factory, error) {
+	logOptions := options.Options
+
+	if logOptions.Disabled {
+		return NewNOPFactory(), nil
+	}
+
+	var logFile *os.File
+	var logWriter io.Writer
+
+	switch logOptions.Output {
+	case "":
+		logWriter = options.DefaultWriter
+		if logWriter == nil {
+			logWriter = os.Stderr
+		}
+	case "stderr":
+		logWriter = os.Stderr
+	case "stdout":
+		logWriter = os.Stdout
+	default:
+		var err error
+		logFile, err = os.OpenFile(C.BasePath(logOptions.Output), os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o644)
+		if err != nil {
+			return nil, err
+		}
+		logWriter = logFile
+	}
+	logFormatter := Formatter{
+		BaseTime:         options.BaseTime,
+		DisableColors:    logOptions.DisableColor || logFile != nil,
+		DisableTimestamp: !logOptions.Timestamp && logFile != nil,
+		FullTimestamp:    logOptions.Timestamp,
+		TimestampFormat:  "-0700 2006-01-02 15:04:05",
+	}
+	var factory Factory
+	if options.Observable {
+		factory = NewObservableFactory(logFormatter, logWriter, options.PlatformWriter)
+	} else {
+		factory = NewFactory(logFormatter, logWriter, options.PlatformWriter)
+	}
+	if logOptions.Level != "" {
+		logLevel, err := ParseLevel(logOptions.Level)
+		if err != nil {
+			return nil, E.Cause(err, "parse log level")
+		}
+		factory.SetLevel(logLevel)
+	} else {
+		factory.SetLevel(LevelTrace)
+	}
+	if logFile != nil {
+		if options.Observable {
+			factory = &observableFactoryWithFile{
+				ObservableFactory: factory.(ObservableFactory),
+				file:              logFile,
+			}
+		} else {
+			factory = &factoryWithFile{
+				Factory: factory,
+				file:    logFile,
+			}
+		}
+	}
+	return factory, nil
+}

log/nop.go

@@ -72,6 +72,10 @@ func (f *nopFactory) FatalContext(ctx context.Context, args ...any) {
 func (f *nopFactory) PanicContext(ctx context.Context, args ...any) {
 }
 
+func (f *nopFactory) Close() error {
+	return nil
+}
+
 func (f *nopFactory) Subscribe() (subscription observable.Subscription[Entry], done <-chan struct{}, err error) {
 	return nil, nil, os.ErrInvalid
 }

mkdocs.yml

@@ -38,8 +38,8 @@ nav:
   - Installation:
       - From source: installation/from-source.md
       - Clients:
-          - SFI:
-            - installation/clients/sfi/index.md
+          - iOS: installation/clients/sfi.md
+          - Android: installation/clients/sfa.md
   - Configuration:
       - configuration/index.md
       - Log:

option/v2ray_transport.go

@@ -61,19 +61,19 @@ func (o *V2RayTransportOptions) UnmarshalJSON(bytes []byte) error {
 }
 
 type V2RayHTTPOptions struct {
-	Host        Listable[string]  `json:"host,omitempty"`
-	Path        string            `json:"path,omitempty"`
-	Method      string            `json:"method,omitempty"`
-	Headers     map[string]string `json:"headers,omitempty"`
-	IdleTimeout Duration          `json:"idle_timeout,omitempty"`
-	PingTimeout Duration          `json:"ping_timeout,omitempty"`
+	Host        Listable[string]            `json:"host,omitempty"`
+	Path        string                      `json:"path,omitempty"`
+	Method      string                      `json:"method,omitempty"`
+	Headers     map[string]Listable[string] `json:"headers,omitempty"`
+	IdleTimeout Duration                    `json:"idle_timeout,omitempty"`
+	PingTimeout Duration                    `json:"ping_timeout,omitempty"`
 }
 
 type V2RayWebsocketOptions struct {
-	Path                string            `json:"path,omitempty"`
-	Headers             map[string]string `json:"headers,omitempty"`
-	MaxEarlyData        uint32            `json:"max_early_data,omitempty"`
-	EarlyDataHeaderName string            `json:"early_data_header_name,omitempty"`
+	Path                string                      `json:"path,omitempty"`
+	Headers             map[string]Listable[string] `json:"headers,omitempty"`
+	MaxEarlyData        uint32                      `json:"max_early_data,omitempty"`
+	EarlyDataHeaderName string                      `json:"early_data_header_name,omitempty"`
 }
 
 type V2RayQUICOptions struct{}

outbound/builder.go

@@ -11,6 +11,11 @@ import (
 )
 
 func New(ctx context.Context, router adapter.Router, logger log.ContextLogger, options option.Outbound) (adapter.Outbound, error) {
+	var metadata *adapter.InboundContext
+	if options.Tag != "" {
+		ctx, metadata = adapter.AppendContext(ctx)
+		metadata.Outbound = options.Tag
+	}
 	if options.Type == "" {
 		return nil, E.New("missing outbound type")
 	}

outbound/default.go

@@ -3,6 +3,7 @@ package outbound
 import (
 	"context"
 	"net"
+	"net/netip"
 	"os"
 	"runtime"
 	"time"
@@ -56,15 +57,21 @@ func NewConnection(ctx context.Context, this N.Dialer, conn net.Conn, metadata a
 func NewPacketConnection(ctx context.Context, this N.Dialer, conn N.PacketConn, metadata adapter.InboundContext) error {
 	ctx = adapter.WithContext(ctx, &metadata)
 	var outConn net.PacketConn
+	var destinationAddress netip.Addr
 	var err error
 	if len(metadata.DestinationAddresses) > 0 {
-		outConn, err = N.ListenSerial(ctx, this, metadata.Destination, metadata.DestinationAddresses)
+		outConn, destinationAddress, err = N.ListenSerial(ctx, this, metadata.Destination, metadata.DestinationAddresses)
 	} else {
 		outConn, err = this.ListenPacket(ctx, metadata.Destination)
 	}
 	if err != nil {
 		return N.HandshakeFailure(conn, err)
 	}
+	if destinationAddress.IsValid() {
+		if natConn, loaded := common.Cast[bufio.NATPacketConn](conn); loaded {
+			natConn.UpdateDestination(destinationAddress)
+		}
+	}
 	switch metadata.Protocol {
 	case C.ProtocolSTUN:
 		ctx, conn = canceler.NewPacketConn(ctx, conn, C.STUNTimeout)

outbound/http.go

@@ -37,7 +37,7 @@ func NewHTTP(router adapter.Router, logger log.ContextLogger, tag string, option
 			logger:   logger,
 			tag:      tag,
 		},
-		http.NewClient(detour, options.ServerOptions.Build(), options.Username, options.Password),
+		http.NewClient(detour, options.ServerOptions.Build(), options.Username, options.Password, nil),
 	}, nil
 }
 

outbound/shadowsocks.go

@@ -136,6 +136,9 @@ var _ N.Dialer = (*shadowsocksDialer)(nil)
 type shadowsocksDialer Shadowsocks
 
 func (h *shadowsocksDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	ctx, metadata := adapter.AppendContext(ctx)
+	metadata.Outbound = h.tag
+	metadata.Destination = destination
 	switch N.NetworkName(network) {
 	case N.NetworkTCP:
 		var outConn net.Conn
@@ -161,6 +164,9 @@ func (h *shadowsocksDialer) DialContext(ctx context.Context, network string, des
 }
 
 func (h *shadowsocksDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	ctx, metadata := adapter.AppendContext(ctx)
+	metadata.Outbound = h.tag
+	metadata.Destination = destination
 	outConn, err := h.dialer.DialContext(ctx, N.NetworkUDP, h.serverAddr)
 	if err != nil {
 		return nil, err

outbound/shadowsocksr.go

@@ -99,6 +99,9 @@ func NewShadowsocksR(ctx context.Context, router adapter.Router, logger log.Cont
 }
 
 func (h *ShadowsocksR) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	ctx, metadata := adapter.AppendContext(ctx)
+	metadata.Outbound = h.tag
+	metadata.Destination = destination
 	switch network {
 	case N.NetworkTCP:
 		h.logger.InfoContext(ctx, "outbound connection to ", destination)
@@ -131,6 +134,9 @@ func (h *ShadowsocksR) DialContext(ctx context.Context, network string, destinat
 }
 
 func (h *ShadowsocksR) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	ctx, metadata := adapter.AppendContext(ctx)
+	metadata.Outbound = h.tag
+	metadata.Destination = destination
 	h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
 	outConn, err := h.dialer.DialContext(ctx, N.NetworkUDP, h.serverAddr)
 	if err != nil {

outbound/shadowtls.go

@@ -86,23 +86,26 @@ func NewShadowTLS(ctx context.Context, router adapter.Router, logger log.Context
 	return outbound, nil
 }
 
-func (s *ShadowTLS) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+func (h *ShadowTLS) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	ctx, metadata := adapter.AppendContext(ctx)
+	metadata.Outbound = h.tag
+	metadata.Destination = destination
 	switch N.NetworkName(network) {
 	case N.NetworkTCP:
-		return s.client.DialContext(ctx)
+		return h.client.DialContext(ctx)
 	default:
 		return nil, os.ErrInvalid
 	}
 }
 
-func (s *ShadowTLS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+func (h *ShadowTLS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
 	return nil, os.ErrInvalid
 }
 
-func (s *ShadowTLS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
-	return NewConnection(ctx, s, conn, metadata)
+func (h *ShadowTLS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
+	return NewConnection(ctx, h, conn, metadata)
 }
 
-func (s *ShadowTLS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
+func (h *ShadowTLS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
 	return os.ErrInvalid
 }

outbound/vless.go

@@ -12,7 +12,6 @@ import (
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-box/transport/v2ray"
 	"github.com/sagernet/sing-box/transport/vless"
-	"github.com/sagernet/sing-dns"
 	"github.com/sagernet/sing-vmess/packetaddr"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/bufio"
@@ -105,11 +104,14 @@ func (h *VLESS) DialContext(ctx context.Context, network string, destination M.S
 		if h.xudp {
 			return h.client.DialEarlyXUDPPacketConn(conn, destination)
 		} else if h.packetAddr {
+			if destination.IsFqdn() {
+				return nil, E.New("packetaddr: domain destination is not supported")
+			}
 			packetConn, err := h.client.DialEarlyPacketConn(conn, M.Socksaddr{Fqdn: packetaddr.SeqPacketMagicAddress})
 			if err != nil {
 				return nil, err
 			}
-			return &bufio.BindPacketConn{PacketConn: dialer.NewResolvePacketConn(ctx, h.router, dns.DomainStrategyAsIS, packetaddr.NewConn(packetConn, destination)), Addr: destination}, nil
+			return &bufio.BindPacketConn{PacketConn: packetaddr.NewConn(packetConn, destination), Addr: destination}, nil
 		} else {
 			return h.client.DialEarlyPacketConn(conn, destination)
 		}
@@ -140,11 +142,14 @@ func (h *VLESS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
 	if h.xudp {
 		return h.client.DialEarlyXUDPPacketConn(conn, destination)
 	} else if h.packetAddr {
+		if destination.IsFqdn() {
+			return nil, E.New("packetaddr: domain destination is not supported")
+		}
 		conn, err := h.client.DialEarlyPacketConn(conn, M.Socksaddr{Fqdn: packetaddr.SeqPacketMagicAddress})
 		if err != nil {
 			return nil, err
 		}
-		return dialer.NewResolvePacketConn(ctx, h.router, dns.DomainStrategyAsIS, packetaddr.NewConn(conn, destination)), nil
+		return packetaddr.NewConn(conn, destination), nil
 	} else {
 		return h.client.DialEarlyPacketConn(conn, destination)
 	}

outbound/vmess.go

@@ -12,7 +12,6 @@ import (
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing-box/transport/v2ray"
-	"github.com/sagernet/sing-dns"
 	"github.com/sagernet/sing-vmess"
 	"github.com/sagernet/sing-vmess/packetaddr"
 	"github.com/sagernet/sing/common"
@@ -188,7 +187,10 @@ func (h *vmessDialer) ListenPacket(ctx context.Context, destination M.Socksaddr)
 		return nil, err
 	}
 	if h.packetAddr {
-		return dialer.NewResolvePacketConn(ctx, h.router, dns.DomainStrategyAsIS, packetaddr.NewConn(h.client.DialEarlyPacketConn(conn, M.Socksaddr{Fqdn: packetaddr.SeqPacketMagicAddress}), destination)), nil
+		if destination.IsFqdn() {
+			return nil, E.New("packetaddr: domain destination is not supported")
+		}
+		return packetaddr.NewConn(h.client.DialEarlyPacketConn(conn, M.Socksaddr{Fqdn: packetaddr.SeqPacketMagicAddress}), destination), nil
 	} else if h.xudp {
 		return h.client.DialEarlyXUDPPacketConn(conn, destination), nil
 	} else {

outbound/wireguard.go

@@ -179,5 +179,6 @@ func (w *WireGuard) Close() error {
 	if w.device != nil {
 		w.device.Close()
 	}
-	return common.Close(w.tunDevice)
+	w.tunDevice.Close()
+	return nil
 }

release/config/postremove.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-rm -rf /var/lib/sing-box

release/config/sing-box.service

@@ -4,10 +4,9 @@ Documentation=https://sing-box.sagernet.org
 After=network.target nss-lookup.target
 
 [Service]
-WorkingDirectory=/var/lib/sing-box
 CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
 AmbientCapabilities=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
-ExecStart=/usr/bin/sing-box run -c /etc/sing-box/config.json
+ExecStart=/usr/bin/sing-box -D /var/lib/sing-box -C /etc/sing-box run
 ExecReload=/bin/kill -HUP $MAINPID
 Restart=on-failure
 RestartSec=10s

release/config/sing-box@.service

@@ -4,10 +4,9 @@ Documentation=https://sing-box.sagernet.org
 After=network.target nss-lookup.target
 
 [Service]
-WorkingDirectory=/var/lib/sing-box-%i
 CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
 AmbientCapabilities=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
-ExecStart=/usr/bin/sing-box run -c /etc/sing-box/%i.json
+ExecStart=/usr/bin/sing-box -D /var/lib/sing-box-%i -c /etc/sing-box/%i.json run
 ExecReload=/bin/kill -HUP $MAINPID
 Restart=on-failure
 RestartSec=10s

release/local/install_go.sh

@@ -1,7 +1,9 @@
 #!/usr/bin/env bash
 
 set -e -o pipefail
-curl -Lo go.tar.gz https://go.dev/dl/go1.20.1.linux-amd64.tar.gz
+
+go_version=$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
+curl -Lo go.tar.gz "https://go.dev/dl/go$go_version.linux-amd64.tar.gz"
 sudo rm -rf /usr/local/go
 sudo tar -C /usr/local -xzf go.tar.gz
 rm go.tar.gz

release/local/sing-box.service

@@ -4,10 +4,9 @@ Documentation=https://sing-box.sagernet.org
 After=network.target nss-lookup.target
 
 [Service]
-WorkingDirectory=/var/lib/sing-box
 CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
 AmbientCapabilities=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SYS_PTRACE CAP_DAC_READ_SEARCH
-ExecStart=/usr/local/bin/sing-box run -c /usr/local/etc/sing-box/config.json
+ExecStart=/usr/local/bin/sing-box -D /var/lib/sing-box -C /usr/local/etc/sing-box run
 ExecReload=/bin/kill -HUP $MAINPID
 Restart=on-failure
 RestartSec=10s

route/rule_outbound.go

@@ -12,17 +12,25 @@ var _ RuleItem = (*OutboundItem)(nil)
 type OutboundItem struct {
 	outbounds   []string
 	outboundMap map[string]bool
+	matchAny    bool
 }
 
 func NewOutboundRule(outbounds []string) *OutboundItem {
-	rule := &OutboundItem{outbounds, make(map[string]bool)}
+	rule := &OutboundItem{outbounds: outbounds, outboundMap: make(map[string]bool)}
 	for _, outbound := range outbounds {
-		rule.outboundMap[outbound] = true
+		if outbound == "any" {
+			rule.matchAny = true
+		} else {
+			rule.outboundMap[outbound] = true
+		}
 	}
 	return rule
 }
 
 func (r *OutboundItem) Match(metadata *adapter.InboundContext) bool {
+	if r.matchAny && metadata.Outbound != "" {
+		return true
+	}
 	return r.outboundMap[metadata.Outbound]
 }
 

test/box_test.go

@@ -37,7 +37,10 @@ func startInstance(t *testing.T, options option.Options) *box.Box {
 	var instance *box.Box
 	var err error
 	for retry := 0; retry < 3; retry++ {
-		instance, err = box.New(ctx, options, nil)
+		instance, err = box.New(box.Options{
+			Context: ctx,
+			Options: options,
+		})
 		require.NoError(t, err)
 		err = instance.Start()
 		if err != nil {

test/go.mod

@@ -10,17 +10,17 @@ require (
 	github.com/docker/docker v20.10.18+incompatible
 	github.com/docker/go-connections v0.4.0
 	github.com/gofrs/uuid v4.4.0+incompatible
-	github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046
-	github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9
+	github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2
+	github.com/sagernet/sing-shadowsocks v0.2.0
 	github.com/spyzhov/ajson v0.7.1
 	github.com/stretchr/testify v1.8.2
 	go.uber.org/goleak v1.2.0
-	golang.org/x/net v0.8.0
+	golang.org/x/net v0.9.0
 )
 
 require (
 	berty.tech/go-libtor v1.0.385 // indirect
-	github.com/Dreamacro/clash v1.13.0 // indirect
+	github.com/Dreamacro/clash v1.14.0 // indirect
 	github.com/Microsoft/go-winio v0.5.1 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
@@ -42,14 +42,14 @@ require (
 	github.com/google/btree v1.0.1 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
 	github.com/hashicorp/yamux v0.1.1 // indirect
-	github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961 // indirect
+	github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e // indirect
 	github.com/josharian/native v1.1.0 // indirect
 	github.com/klauspost/compress v1.15.15 // indirect
 	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
 	github.com/libdns/libdns v0.2.1 // indirect
 	github.com/logrusorgru/aurora v2.0.3+incompatible // indirect
 	github.com/mholt/acmez v1.1.0 // indirect
-	github.com/miekg/dns v1.1.52 // indirect
+	github.com/miekg/dns v1.1.53 // indirect
 	github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/onsi/ginkgo/v2 v2.2.0 // indirect
@@ -69,10 +69,10 @@ require (
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 // indirect
 	github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32 // indirect
-	github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8 // indirect
-	github.com/sagernet/sing-dns v0.1.4 // indirect
+	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 // indirect
+	github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855 // indirect
 	github.com/sagernet/sing-shadowtls v0.1.0 // indirect
-	github.com/sagernet/sing-tun v0.1.3-0.20230315134716-fe89bbded22d // indirect
+	github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab // indirect
 	github.com/sagernet/sing-vmess v0.1.3 // indirect
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 // indirect
 	github.com/sagernet/tfo-go v0.0.0-20230303015439-ffcfd8c41cf9 // indirect
@@ -88,14 +88,14 @@ require (
 	go.uber.org/zap v1.24.0 // indirect
 	go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35 // indirect
 	golang.org/x/crypto v0.7.0 // indirect
-	golang.org/x/exp v0.0.0-20230315142452-642cacee5cc0 // indirect
+	golang.org/x/exp v0.0.0-20230321023759-10a507213a29 // indirect
 	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
 	golang.org/x/tools v0.6.0 // indirect
 	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
-	google.golang.org/grpc v1.53.0 // indirect
+	google.golang.org/grpc v1.54.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	gotest.tools/v3 v3.4.0 // indirect

test/go.sum

@@ -1,8 +1,8 @@
 berty.tech/go-libtor v1.0.385 h1:RWK94C3hZj6Z2GdvePpHJLnWYobFr3bY/OdUJ5aoEXw=
 berty.tech/go-libtor v1.0.385/go.mod h1:9swOOQVb+kmvuAlsgWUK/4c52pm69AdbJsxLzk+fJEw=
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8=
-github.com/Dreamacro/clash v1.13.0 h1:gF0E0TluE1LCmuhhg0/bjqABYDmSnXkUjXjRhZxyrm8=
-github.com/Dreamacro/clash v1.13.0/go.mod h1:hf0RkWPsQ0e8oS8WVJBIRocY/1ILYzQQg9zeMwd8LsM=
+github.com/Dreamacro/clash v1.14.0 h1:ehJ/C/1m9LEjmME72WSE/Y2YqbR3Q54AbjqiRCvtyW4=
+github.com/Dreamacro/clash v1.14.0/go.mod h1:ia2CU7V713H1QdCqMwOLK9U9V5Ay8X0voj3yQr2tk+I=
 github.com/Microsoft/go-winio v0.5.1 h1:aPJp2QD7OOrhO5tQXqQoGSJc+DjDtWTGLOmNyAm6FgY=
 github.com/Microsoft/go-winio v0.5.1/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
@@ -61,8 +61,8 @@ github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLe
 github.com/hashicorp/yamux v0.1.1 h1:yrQxtgseBDrq9Y652vSRDvsKCJKOUD+GzTS4Y0Y8pvE=
 github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbgIO0SLnQ=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
-github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961 h1:x/YtdDlmypenG1te/FfH6LVM+3krhXk5CFV8VYNNX5M=
-github.com/insomniacslk/dhcp v0.0.0-20230307103557-e252950ab961/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
+github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e h1:8ChxkWKTVYg7LKBvYNLNRnlobgbPrzzossZUoST2T7o=
+github.com/insomniacslk/dhcp v0.0.0-20230327135226-74ae03f2425e/go.mod h1:IKrnDWs3/Mqq5n0lI+RxA2sB7MvN/vbMBP3ehXg65UI=
 github.com/josharian/native v1.0.1-0.20221213033349-c1e37c09b531/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
@@ -80,8 +80,8 @@ github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczG
 github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
 github.com/mholt/acmez v1.1.0 h1:IQ9CGHKOHokorxnffsqDvmmE30mDenO1lptYZ1AYkHY=
 github.com/mholt/acmez v1.1.0/go.mod h1:zwo5+fbLLTowAX8o8ETfQzbDtwGEXnPhkmGdKIP+bgs=
-github.com/miekg/dns v1.1.52 h1:Bmlc/qsNNULOe6bpXcUTsuOajd0DzRHwup6D9k1An0c=
-github.com/miekg/dns v1.1.52/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
+github.com/miekg/dns v1.1.53 h1:ZBkuHr5dxHtB1caEOlZTLPo7D3L3TWckgUUs/RHfDxw=
+github.com/miekg/dns v1.1.53/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
 github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c h1:RC8WMpjonrBfyAh6VN/POIPtYD5tRAq0qMqCRjQNK+g=
 github.com/moby/term v0.0.0-20221105221325-4eb28fa6025c/go.mod h1:9OcmHNQQUTbk4XCffrLgN1NEKc2mh5u++biHVrvHsSU=
 github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
@@ -122,20 +122,20 @@ github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 h1:iL5gZI3uFp0X6E
 github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
 github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32 h1:tztuJB+giOWNRKQEBVY2oI3PsheTooMdh+/yxemYQYY=
 github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32/go.mod h1:QMCkxXAC3CvBgDZVIJp43NWTuwGBScCzMLVLynjERL8=
-github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8 h1:4M3+0/kqvJuTsimEORH0/vUYTpMDUETBH2zNUU38SUw=
-github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
+github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byLGkEnIYp6grlXfo1QYUfiYFGjewIdc=
+github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
 github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
 github.com/sagernet/sing v0.1.8/go.mod h1:jt1w2u7lJQFFSGLiRrRIs5YWmx4kAPfWuOejuDW9qMk=
-github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046 h1:/+ZWbxRvQmco9ES2qT5Eh/x/IiQRjAcUyRG/vQ4dpxc=
-github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
-github.com/sagernet/sing-dns v0.1.4 h1:7VxgeoSCiiazDSaXXQVcvrTBxFpOePPq/4XdgnUDN+0=
-github.com/sagernet/sing-dns v0.1.4/go.mod h1:1+6pCa48B1AI78lD+/i/dLgpw4MwfnsSpZo0Ds8wzzk=
-github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9 h1:qS39eA4C7x+zhEkySbASrtmb6ebdy5v0y2M6mgkmSO0=
-github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9/go.mod h1:f3mHTy5shnVM9l8UocMlJgC/1G/zdj5FuEuVXhDinGU=
+github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2 h1:VjeHDxEgpB2fqK5G16yBvtLacibvg3h2MsIjal0UXH0=
+github.com/sagernet/sing v0.2.2-0.20230407053809-308e421e33c2/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
+github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855 h1:a3W2X1n5C/oYGp/Dd26eoymME3iXN8TJq7LZtO2MSUY=
+github.com/sagernet/sing-dns v0.1.5-0.20230407055526-2a27418e7855/go.mod h1:69PNSHyEmXdjf6C+bXBOdr2GQnPeEyWjIzo/MV8gmz8=
+github.com/sagernet/sing-shadowsocks v0.2.0 h1:ILDWL7pwWfkPLEbviE/MyCgfjaBmJY/JVVY+5jhSb58=
+github.com/sagernet/sing-shadowsocks v0.2.0/go.mod h1:ysYzszRLpNzJSorvlWRMuzU6Vchsp7sd52q+JNY4axw=
 github.com/sagernet/sing-shadowtls v0.1.0 h1:05MYce8aR5xfKIn+y7xRFsdKhKt44QZTSEQW+lG5IWQ=
 github.com/sagernet/sing-shadowtls v0.1.0/go.mod h1:Kn1VUIprdkwCgkS6SXYaLmIpKzQbqBIKJBMY+RvBhYc=
-github.com/sagernet/sing-tun v0.1.3-0.20230315134716-fe89bbded22d h1:1gt4Hu2fHCrmL2NZYCNJ3nCgeczuhK09oCMni9mZmZk=
-github.com/sagernet/sing-tun v0.1.3-0.20230315134716-fe89bbded22d/go.mod h1:KnRkwaDHbb06zgeNPu0LQ8A+vA9myMxKEgHN1brCPHg=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab h1:a9oeWuPBuIZ70qMhIIH6RrYhp886xN9jJIwsuu4ZFUo=
+github.com/sagernet/sing-tun v0.1.4-0.20230326080954-8848c0e4cbab/go.mod h1:4YxIDEkkCjGXDOTMPw1SXpLmCQUFAWuaQN250oo+928=
 github.com/sagernet/sing-vmess v0.1.3 h1:q/+tsF46dvvapL6CpQBgPHJ6nQrDUZqEtLHCbsjO7iM=
 github.com/sagernet/sing-vmess v0.1.3/go.mod h1:GVXqAHwe9U21uS+Voh4YBIrADQyE4F9v0ayGSixSQAE=
 github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 h1:HuE6xSwco/Xed8ajZ+coeYLmioq0Qp1/Z2zczFaV8as=
@@ -191,8 +191,8 @@ golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/crypto v0.7.0 h1:AvwMYaRytfdeVt3u6mLaxYtErKYjxA2OXjJ1HHq6t3A=
 golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
-golang.org/x/exp v0.0.0-20230315142452-642cacee5cc0 h1:pVgRXcIictcr+lBQIFeiwuwtDIs4eL21OuM9nyAADmo=
-golang.org/x/exp v0.0.0-20230315142452-642cacee5cc0/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+golang.org/x/exp v0.0.0-20230321023759-10a507213a29 h1:ooxPy7fPvB4kwsA2h+iBNHkAbp/4JxTSwCmvdjEYmug=
+golang.org/x/exp v0.0.0-20230321023759-10a507213a29/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de h1:5hukYrvBGR8/eNkX5mdUezrA6JiaEZDtJb9Ei+1LlBs=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
@@ -206,8 +206,8 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
+golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
+golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -232,15 +232,15 @@ golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220731174439-a90be440212d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.6.0 h1:clScbb1cHjoCkyRbWwBEUZ5H/tIFu5TAXIqaZD0Gcjw=
+golang.org/x/term v0.7.0 h1:BEvjmm5fURWqcfbSKTdpkDXYBrUS1c0m8agp14W48vQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68=
-golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -257,8 +257,8 @@ golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f h1:BWUVssLB0HVOSY78gIdvk1dTVYtT1y8SBWtPYuTJ/6w=
 google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f/go.mod h1:RGgjbofJ8xD9Sq1VVhDM1Vok1vRONV+rg+CjzG4SZKM=
-google.golang.org/grpc v1.53.0 h1:LAv2ds7cmFV/XTS3XG1NneeENYrXGmorPxsBbptIjNc=
-google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw=
+google.golang.org/grpc v1.54.0 h1:EhTqbhiYeixwWQtAEZAxmV9MGqcjEU2mFx52xCzNyag=
+google.golang.org/grpc v1.54.0/go.mod h1:PUSEXI6iWghWaB6lXM4knEgpJNu2qUcKfDtNci3EC2g=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=

transport/sip003/v2ray.go

@@ -66,8 +66,8 @@ func newV2RayPlugin(pluginOpts Args, router adapter.Router, dialer N.Dialer, ser
 		transportOptions = option.V2RayTransportOptions{
 			Type: C.V2RayTransportTypeWebsocket,
 			WebsocketOptions: option.V2RayWebsocketOptions{
-				Headers: map[string]string{
-					"Host": host,
+				Headers: map[string]option.Listable[string]{
+					"Host": []string{host},
 				},
 				Path: path,
 			},

transport/v2raygrpclite/client.go

@@ -12,6 +12,7 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/tls"
 	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing-box/transport/v2rayhttp"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 
@@ -93,3 +94,8 @@ func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 	}()
 	return conn, nil
 }
+
+func (c *Client) Close() error {
+	v2rayhttp.CloseIdleConnections(c.transport)
+	return nil
+}

transport/v2rayhttp/client.go

@@ -1,7 +1,6 @@
 package v2rayhttp
 
 import (
-	"bufio"
 	"context"
 	"io"
 	"math/rand"
@@ -81,8 +80,8 @@ func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, opt
 	if !strings.HasPrefix(uri.Path, "/") {
 		uri.Path = "/" + uri.Path
 	}
-	for key, value := range options.Headers {
-		client.headers.Set(key, value)
+	for key, valueList := range options.Headers {
+		client.headers[key] = valueList
 	}
 	client.url = &uri
 	return client
@@ -97,60 +96,46 @@ func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 }
 
 func (c *Client) dialHTTP(ctx context.Context) (net.Conn, error) {
-	conn, err := c.dialer.DialContext(c.ctx, N.NetworkTCP, c.serverAddr)
+	conn, err := c.dialer.DialContext(ctx, N.NetworkTCP, c.serverAddr)
 	if err != nil {
 		return nil, err
 	}
+
 	request := &http.Request{
-		Method:     c.method,
-		URL:        c.url,
-		ProtoMajor: 1,
-		Proto:      "HTTP/1.1",
-		Header:     c.headers.Clone(),
+		Method: c.method,
+		URL:    c.url,
+		Header: c.headers.Clone(),
 	}
-	request = request.WithContext(ctx)
 	switch hostLen := len(c.host); hostLen {
 	case 0:
+		request.Host = c.serverAddr.AddrString()
 	case 1:
 		request.Host = c.host[0]
 	default:
 		request.Host = c.host[rand.Intn(hostLen)]
 	}
-	err = request.Write(conn)
-	if err != nil {
-		return nil, err
-	}
-	reader := bufio.NewReader(conn)
-	response, err := http.ReadResponse(reader, request)
-	if err != nil {
-		return nil, err
-	}
-	if response.StatusCode != 200 {
-		return nil, E.New("unexpected status: ", response.Status)
-	}
-	return conn, nil
+
+	return NewHTTP1Conn(conn, request), nil
 }
 
 func (c *Client) dialHTTP2(ctx context.Context) (net.Conn, error) {
 	pipeInReader, pipeInWriter := io.Pipe()
 	request := &http.Request{
-		Method:     c.method,
-		Body:       pipeInReader,
-		URL:        c.url,
-		ProtoMajor: 2,
-		Proto:      "HTTP/2",
-		Header:     c.headers.Clone(),
+		Method: c.method,
+		Body:   pipeInReader,
+		URL:    c.url,
+		Header: c.headers.Clone(),
 	}
 	request = request.WithContext(ctx)
 	switch hostLen := len(c.host); hostLen {
 	case 0:
+		// https://github.com/v2fly/v2ray-core/blob/master/transport/internet/http/config.go#L13
+		request.Host = "www.example.com"
 	case 1:
 		request.Host = c.host[0]
 	default:
 		request.Host = c.host[rand.Intn(hostLen)]
 	}
-	// Disable any compression method from server.
-	request.Header.Set("Accept-Encoding", "identity")
 	conn := newLateHTTPConn(pipeInWriter)
 	go func() {
 		response, err := c.transport.RoundTrip(request)
@@ -164,3 +149,8 @@ func (c *Client) dialHTTP2(ctx context.Context) (net.Conn, error) {
 	}()
 	return conn, nil
 }
+
+func (c *Client) Close() error {
+	CloseIdleConnections(c.transport)
+	return nil
+}

transport/v2rayhttp/conn.go

@@ -1,10 +1,12 @@
 package v2rayhttp
 
 import (
+	std_bufio "bufio"
 	"io"
 	"net"
 	"net/http"
 	"os"
+	"strings"
 	"sync"
 	"time"
 
@@ -12,37 +14,146 @@ import (
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
+	E "github.com/sagernet/sing/common/exceptions"
+	F "github.com/sagernet/sing/common/format"
 	N "github.com/sagernet/sing/common/network"
 )
 
 type HTTPConn struct {
+	net.Conn
+	request        *http.Request
+	requestWritten bool
+	responseRead   bool
+	responseCache  *buf.Buffer
+}
+
+func NewHTTP1Conn(conn net.Conn, request *http.Request) *HTTPConn {
+	return &HTTPConn{
+		Conn:    conn,
+		request: request,
+	}
+}
+
+func (c *HTTPConn) Read(b []byte) (n int, err error) {
+	if !c.responseRead {
+		reader := std_bufio.NewReader(c.Conn)
+		response, err := http.ReadResponse(reader, c.request)
+		if err != nil {
+			return 0, E.Cause(err, "read response")
+		}
+		if response.StatusCode != 200 {
+			return 0, E.New("unexpected status: ", response.Status)
+		}
+		if cacheLen := reader.Buffered(); cacheLen > 0 {
+			c.responseCache = buf.NewSize(cacheLen)
+			_, err = c.responseCache.ReadFullFrom(reader, cacheLen)
+			if err != nil {
+				c.responseCache.Release()
+				return 0, E.Cause(err, "read cache")
+			}
+		}
+		c.responseRead = true
+	}
+	if c.responseCache != nil {
+		n, err = c.responseCache.Read(b)
+		if err == io.EOF {
+			c.responseCache.Release()
+			c.responseCache = nil
+		}
+		if n > 0 {
+			return n, nil
+		}
+	}
+	return c.Conn.Read(b)
+}
+
+func (c *HTTPConn) Write(b []byte) (int, error) {
+	if !c.requestWritten {
+		err := c.writeRequest(b)
+		if err != nil {
+			return 0, E.Cause(err, "write request")
+		}
+		c.requestWritten = true
+		return len(b), nil
+	}
+	return c.Conn.Write(b)
+}
+
+func (c *HTTPConn) writeRequest(payload []byte) error {
+	writer := bufio.NewBufferedWriter(c.Conn, buf.New())
+	const CRLF = "\r\n"
+	_, err := writer.Write([]byte(F.ToString(c.request.Method, " ", c.request.URL.RequestURI(), " HTTP/1.1", CRLF)))
+	if err != nil {
+		return err
+	}
+	if c.request.Header.Get("Host") == "" {
+		c.request.Header.Set("Host", c.request.Host)
+	}
+	for key, value := range c.request.Header {
+		_, err = writer.Write([]byte(F.ToString(key, ": ", strings.Join(value, ", "), CRLF)))
+		if err != nil {
+			return err
+		}
+	}
+	_, err = writer.Write([]byte(CRLF))
+	if err != nil {
+		return err
+	}
+	_, err = writer.Write(payload)
+	if err != nil {
+		return err
+	}
+	err = writer.Fallthrough()
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *HTTPConn) ReaderReplaceable() bool {
+	return c.responseRead
+}
+
+func (c *HTTPConn) WriterReplaceable() bool {
+	return c.requestWritten
+}
+
+func (c *HTTPConn) NeedHandshake() bool {
+	return !c.requestWritten
+}
+
+func (c *HTTPConn) Upstream() any {
+	return c.Conn
+}
+
+type HTTP2Conn struct {
 	reader io.Reader
 	writer io.Writer
 	create chan struct{}
 	err    error
 }
 
-func NewHTTPConn(reader io.Reader, writer io.Writer) HTTPConn {
-	return HTTPConn{
+func NewHTTPConn(reader io.Reader, writer io.Writer) HTTP2Conn {
+	return HTTP2Conn{
 		reader: reader,
 		writer: writer,
 	}
 }
 
-func newLateHTTPConn(writer io.Writer) *HTTPConn {
-	return &HTTPConn{
+func newLateHTTPConn(writer io.Writer) *HTTP2Conn {
+	return &HTTP2Conn{
 		create: make(chan struct{}),
 		writer: writer,
 	}
 }
 
-func (c *HTTPConn) setup(reader io.Reader, err error) {
+func (c *HTTP2Conn) setup(reader io.Reader, err error) {
 	c.reader = reader
 	c.err = err
 	close(c.create)
 }
 
-func (c *HTTPConn) Read(b []byte) (n int, err error) {
+func (c *HTTP2Conn) Read(b []byte) (n int, err error) {
 	if c.reader == nil {
 		<-c.create
 		if c.err != nil {
@@ -53,24 +164,24 @@ func (c *HTTPConn) Read(b []byte) (n int, err error) {
 	return n, baderror.WrapH2(err)
 }
 
-func (c *HTTPConn) Write(b []byte) (n int, err error) {
+func (c *HTTP2Conn) Write(b []byte) (n int, err error) {
 	n, err = c.writer.Write(b)
 	return n, baderror.WrapH2(err)
 }
 
-func (c *HTTPConn) Close() error {
+func (c *HTTP2Conn) Close() error {
 	return common.Close(c.reader, c.writer)
 }
 
-func (c *HTTPConn) LocalAddr() net.Addr {
+func (c *HTTP2Conn) LocalAddr() net.Addr {
 	return nil
 }
 
-func (c *HTTPConn) RemoteAddr() net.Addr {
+func (c *HTTP2Conn) RemoteAddr() net.Addr {
 	return nil
 }
 
-func (c *HTTPConn) SetDeadline(t time.Time) error {
+func (c *HTTP2Conn) SetDeadline(t time.Time) error {
 	if responseWriter, loaded := c.writer.(interface {
 		SetWriteDeadline(time.Time) error
 	}); loaded {
@@ -79,7 +190,7 @@ func (c *HTTPConn) SetDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
 
-func (c *HTTPConn) SetReadDeadline(t time.Time) error {
+func (c *HTTP2Conn) SetReadDeadline(t time.Time) error {
 	if responseWriter, loaded := c.writer.(interface {
 		SetReadDeadline(time.Time) error
 	}); loaded {
@@ -88,7 +199,7 @@ func (c *HTTPConn) SetReadDeadline(t time.Time) error {
 	return os.ErrInvalid
 }
 
-func (c *HTTPConn) SetWriteDeadline(t time.Time) error {
+func (c *HTTP2Conn) SetWriteDeadline(t time.Time) error {
 	if responseWriter, loaded := c.writer.(interface {
 		SetWriteDeadline(time.Time) error
 	}); loaded {
@@ -98,7 +209,7 @@ func (c *HTTPConn) SetWriteDeadline(t time.Time) error {
 }
 
 type ServerHTTPConn struct {
-	HTTPConn
+	HTTP2Conn
 	flusher http.Flusher
 }
 

transport/v2rayhttp/pool.go

@@ -0,0 +1,13 @@
+package v2rayhttp
+
+import "net/http"
+
+type ConnectionPool interface {
+	CloseIdleConnections()
+}
+
+func CloseIdleConnections(transport http.RoundTripper) {
+	if connectionPool, ok := transport.(ConnectionPool); ok {
+		connectionPool.CloseIdleConnections()
+	}
+}

transport/v2rayhttp/server.go

@@ -13,6 +13,8 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
 	"github.com/sagernet/sing/common"
+	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -62,7 +64,7 @@ func NewServer(ctx context.Context, options option.V2RayHTTPOptions, tlsConfig t
 		server.path = "/" + server.path
 	}
 	for key, value := range options.Headers {
-		server.headers.Set(key, value)
+		server.headers[key] = value
 	}
 	server.httpServer = &http.Server{
 		Handler:           server,
@@ -106,11 +108,20 @@ func (s *Server) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
 	var metadata M.Metadata
 	metadata.Source = sHttp.SourceAddress(request)
 	if h, ok := writer.(http.Hijacker); ok {
-		conn, _, err := h.Hijack()
+		conn, reader, err := h.Hijack()
 		if err != nil {
 			s.fallbackRequest(request.Context(), writer, request, http.StatusInternalServerError, E.Cause(err, "hijack conn"))
 			return
 		}
+		if cacheLen := reader.Reader.Buffered(); cacheLen > 0 {
+			cache := buf.NewSize(cacheLen)
+			_, err = cache.ReadFullFrom(reader.Reader, cacheLen)
+			if err != nil {
+				s.fallbackRequest(request.Context(), writer, request, http.StatusInternalServerError, E.Cause(err, "read cache"))
+				return
+			}
+			conn = bufio.NewCachedConn(conn, cache)
+		}
 		s.handler.NewConnection(request.Context(), conn, metadata)
 	} else {
 		conn := NewHTTP2Wrapper(&ServerHTTPConn{

transport/v2raywebsocket/client.go

@@ -62,7 +62,7 @@ func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, opt
 	}
 	headers := make(http.Header)
 	for key, value := range options.Headers {
-		headers.Set(key, value)
+		headers[key] = value
 	}
 	return &Client{
 		wsDialer,