documentation: Bump version

common/dialer/detour.go

@@ -6,6 +6,7 @@ import (
 	"sync"
 
 	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing/common/bufio/deadline"
 	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
@@ -44,7 +45,14 @@ func (d *DetourDialer) DialContext(ctx context.Context, network string, destinat
 	if err != nil {
 		return nil, err
 	}
-	return dialer.DialContext(ctx, network, destination)
+	conn, err := dialer.DialContext(ctx, network, destination)
+	if err != nil {
+		return nil, err
+	}
+	if deadline.NeedAdditionalReadDeadline(conn) {
+		conn = deadline.NewConn(conn)
+	}
+	return conn, nil
 }
 
 func (d *DetourDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {

docs/changelog.md

@@ -1,3 +1,21 @@
+#### 1.7.0-alpha.2
+
+* Fix bugs introduced in 1.7.0-alpha.1
+
+#### 1.7.0-alpha.1
+
+* Add [exclude route support](/configuration/inbound/tun) for TUN inbound
+* Add `udp_disable_domain_unmapping` [inbound listen option](/configuration/shared/listen) **1**
+* Fixes and improvements
+
+**1**:
+
+If enabled, for UDP proxy requests addressed to a domain,
+the original packet address will be sent in the response instead of the mapped domain.
+
+This option is used for compatibility with clients that
+do not support receiving UDP packets with domain addresses, such as Surge.
+
 #### 1.5.5
 
 * Fix IPv6 `auto_route` for Linux **1**
@@ -12,25 +30,108 @@ When `auto_route` is enabled and `strict_route` is disabled, the device can now
 
 Built using Go 1.20, the last version that will run on Windows 7, 8, Server 2008, Server 2012 and macOS 10.13 High Sierra, 10.14 Mojave.
 
+
+#### 1.6.0-rc.4
+
+* Fixes and improvements
+
+#### 1.6.0-rc.1
+
+* Add legacy builds for old Windows and macOS systems **1**
+* Fixes and improvements
+
+**1**:
+
+Built using Go 1.20, the last version that will run on Windows 7, 8, Server 2008, Server 2012 and macOS 10.13 High Sierra, 10.14 Mojave.
+
+#### 1.6.0-beta.4
+
+* Fix IPv6 `auto_route` for Linux **1**
+* Fixes and improvements
+
+**1**:
+
+When `auto_route` is enabled and `strict_route` is disabled, the device can now be reached from external IPv6 addresses.
+
 #### 1.5.4
 
 * Fix Clash cache crash on arm32 devices
 * Fixes and improvements
 
+#### 1.6.0-beta.3
+
+* Update the legacy Hysteria protocol **1**
+* Fixes and improvements
+
+**1**
+
+Based on discussions with the original author, the brutal CC and QUIC protocol parameters of
+the old protocol (Hysteria 1) have been updated to be consistent with Hysteria 2
+
+#### 1.6.0-beta.2
+
+* Add TLS self sign key pair generate command
+* Update brutal congestion control for Hysteria2
+* Fix Clash cache crash on arm32 devices
+* Update golang.org/x/net to v0.17.0
+* Fixes and improvements
+
 #### 1.5.3
 
 * Fix compatibility with Android 14
 * Fixes and improvements
 
+#### 1.6.0-beta.1
+
+* Fixes and improvements
+
+#### 1.6.0-alpha.5
+
+* Fix compatibility with Android 14
+* Update BBR congestion control for TUIC and Hysteria2 **1**
+* Fixes and improvements
+
+**1**:
+
+None of the existing Golang BBR congestion control implementations have been reviewed or unit tested.
+This update is intended to fix a memory leak flaw in the new implementation introduced in 1.6.0-alpha.1 and may
+introduce new issues.
+
+#### 1.6.0-alpha.4
+
+* Add `brutal_debug` option for Hysteria2
+* Fixes and improvements
+
 #### 1.5.2
 
 * Our [Apple tvOS client](/installation/clients/sft) is now available in the App Store 🍎
 * Fixes and improvements
 
+#### 1.6.0-alpha.3
+
+* Fixes and improvements
+
+#### 1.6.0-alpha.2
+
+* Fixes and improvements
+
 #### 1.5.1
 
 * Fixes and improvements
 
+#### 1.6.0-alpha.1
+
+* Update BBR congestion control for TUIC and Hysteria2 **1**
+* Update quic-go to v0.39.0
+* Update gVisor to 20230814.0
+* Remove [Deprecated Features](/deprecated) by agreement
+* Fixes and improvements
+
+**1**:
+
+None of the existing Golang BBR congestion control implementations have been reviewed or unit tested.
+This update is intended to address the multi-send defects of the old implementation and may introduce new issues.
+
 #### 1.5.0
 
 * Fixes and improvements

docs/configuration/inbound/shadowsocks.md

@@ -82,49 +82,3 @@ Both if empty.
 | none          | /                                              |
 | 2022 methods  | `sing-box generate rand --base64 <Key Length>` |
 | other methods | any string                                     |
-
-### Listen Fields
-
-#### listen
-
-==Required==
-
-Listen address.
-
-#### listen_port
-
-==Required==
-
-Listen port.
-
-#### tcp_fast_open
-
-Enable tcp fast open for listener.
-
-#### sniff
-
-Enable sniffing.
-
-See [Protocol Sniff](/configuration/route/sniff/) for details.
-
-#### sniff_override_destination
-
-Override the connection destination address with the sniffed domain.
-
-If the domain name is invalid (like tor), this will not work.
-
-#### domain_strategy
-
-One of `prefer_ipv4` `prefer_ipv6` `ipv4_only` `ipv6_only`.
-
-If set, the requested domain name will be resolved to IP before routing.
-
-If `sniff_override_destination` is in effect, its value will be taken as a fallback.
-
-#### udp_timeout
-
-UDP NAT expiration time in seconds, default is 300 (5 minutes).
-
-#### proxy_protocol
-
-Parse [Proxy Protocol](https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt) in the connection header.

docs/configuration/inbound/tun.md

@@ -22,6 +22,12 @@
     "::/1",
     "8000::/1"
   ],
+  "inet4_route_exclude_address": [
+    "192.168.0.0/16"
+  ],
+  "inet6_route_exclude_address": [
+    "fc00::/7"
+  ],
   "endpoint_independent_nat": false,
   "stack": "system",
   "include_interface": [
@@ -130,6 +136,14 @@ Use custom routes instead of default when `auto_route` is enabled.
 
 Use custom routes instead of default when `auto_route` is enabled.
 
+#### inet4_route_exclude_address
+
+Exclude custom routes when `auto_route` is enabled.
+
+#### inet6_route_exclude_address
+
+Exclude custom routes when `auto_route` is enabled.
+
 #### endpoint_independent_nat
 
 !!! info ""

docs/configuration/inbound/tun.zh.md

@@ -22,6 +22,12 @@
     "::/1",
     "8000::/1"
   ],
+  "inet4_route_exclude_address": [
+    "192.168.0.0/16"
+  ],
+  "inet6_route_exclude_address": [
+    "fc00::/7"
+  ],
   "endpoint_independent_nat": false,
   "stack": "system",
   "include_interface": [
@@ -131,6 +137,14 @@ tun 接口的 IPv6 前缀。
 
 启用 `auto_route` 时使用自定义路由而不是默认路由。
 
+#### inet4_route_exclude_address
+
+启用 `auto_route` 时排除自定义路由。
+
+#### inet6_route_exclude_address
+
+启用 `auto_route` 时排除自定义路由。
+
 #### endpoint_independent_nat
 
 启用独立于端点的 NAT。

docs/configuration/shared/listen.md

@@ -7,28 +7,26 @@
   "tcp_fast_open": false,
   "tcp_multi_path": false,
   "udp_fragment": false,
+  "udp_timeout": 300,
+  "detour": "another-in",
   "sniff": false,
   "sniff_override_destination": false,
   "sniff_timeout": "300ms",
   "domain_strategy": "prefer_ipv6",
-  "udp_timeout": 300,
+  "udp_disable_domain_unmapping": false
-  "proxy_protocol": false,
-  "proxy_protocol_accept_no_header": false,
-  "detour": "another-in"
 }
 ```
 
 ### Fields
 
-| Field                             | Available Context                                                 |
+| Field                          | Available Context                                                 |
-|-----------------------------------|-------------------------------------------------------------------|
+|--------------------------------|-------------------------------------------------------------------|
-| `listen`                          | Needs to listen on TCP or UDP.                                    |
+| `listen`                       | Needs to listen on TCP or UDP.                                    |
-| `listen_port`                     | Needs to listen on TCP or UDP.                                    |
+| `listen_port`                  | Needs to listen on TCP or UDP.                                    |
-| `tcp_fast_open`                   | Needs to listen on TCP.                                           |
+| `tcp_fast_open`                | Needs to listen on TCP.                                           |
-| `tcp_multi_path`                  | Needs to listen on TCP.                                           |
+| `tcp_multi_path`               | Needs to listen on TCP.                                           |
-| `udp_timeout`                     | Needs to assemble UDP connections, currently Tun and Shadowsocks. |
+| `udp_timeout`                  | Needs to assemble UDP connections, currently Tun and Shadowsocks. |
-| `proxy_protocol`                  | Needs to listen on TCP.                                           |
+| `udp_disable_domain_unmapping` | Needs to listen on UDP and accept domain UDP addresses.           |
-| `proxy_protocol_accept_no_header` | When `proxy_protocol` enabled                                     |
 
 #### listen
 
@@ -56,6 +54,16 @@ Enable TCP Multi Path.
 
 Enable UDP fragmentation.
 
+#### udp_timeout
+
+UDP NAT expiration time in seconds, default is 300 (5 minutes).
+
+#### detour
+
+If set, connections will be forwarded to the specified inbound.
+
+Requires target inbound support, see [Injectable](/configuration/inbound/#fields).
+
 #### sniff
 
 Enable sniffing.
@@ -82,20 +90,10 @@ If set, the requested domain name will be resolved to IP before routing.
 
 If `sniff_override_destination` is in effect, its value will be taken as a fallback.
 
-#### udp_timeout
+#### udp_disable_domain_unmapping
 
-UDP NAT expiration time in seconds, default is 300 (5 minutes).
+If enabled, for UDP proxy requests addressed to a domain, 
+the original packet address will be sent in the response instead of the mapped domain.
 
-#### proxy_protocol
+This option is used for compatibility with clients that 
-
+do not support receiving UDP packets with domain addresses, such as Surge.
-Parse [Proxy Protocol](https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt) in the connection header.
-
-#### proxy_protocol_accept_no_header
-
-Accept connections without Proxy Protocol header.
-
-#### detour
-
-If set, connections will be forwarded to the specified inbound.
-
-Requires target inbound support, see [Injectable](/configuration/inbound/#fields).

docs/configuration/shared/listen.zh.md

@@ -7,14 +7,13 @@
   "tcp_fast_open": false,
   "tcp_multi_path": false,
   "udp_fragment": false,
+  "udp_timeout": 300,
+  "detour": "another-in",
   "sniff": false,
   "sniff_override_destination": false,
   "sniff_timeout": "300ms",
   "domain_strategy": "prefer_ipv6",
-  "udp_timeout": 300,
+  "udp_disable_domain_unmapping": false
-  "proxy_protocol": false,
-  "proxy_protocol_accept_no_header": false,
-  "detour": "another-in"
 }
 ```
 
@@ -26,8 +25,7 @@
 | `tcp_fast_open`                   | 需要监听 TCP。                           |
 | `tcp_multi_path`                  | 需要监听 TCP。                           |
 | `udp_timeout`                     | 需要组装 UDP 连接, 当前为 Tun 和 Shadowsocks。 |
-| `proxy_protocol`                  | 需要监听 TCP。                           |
+| 
-| `proxy_protocol_accept_no_header` | `proxy_protocol` 启用时                |
 
 ### 字段
 
@@ -57,6 +55,16 @@
 
 启用 UDP 分段。
 
+#### udp_timeout
+
+UDP NAT 过期时间，以秒为单位，默认为 300（5 分钟）。
+
+#### detour
+
+如果设置，连接将被转发到指定的入站。
+
+需要目标入站支持，参阅 [注入支持](/zh/configuration/inbound/#_3)。
+
 #### sniff
 
 启用协议探测。
@@ -83,20 +91,8 @@
 
 如果 `sniff_override_destination` 生效，它的值将作为后备。
 
-#### udp_timeout
+#### udp_disable_domain_unmapping
 
-UDP NAT 过期时间，以秒为单位，默认为 300（5 分钟）。
+如果启用，对于地址为域的 UDP 代理请求，将在响应中发送原始包地址而不是映射的域。
 
-#### proxy_protocol
+此选项用于兼容不支持接收带有域地址的 UDP 包的客户端，如 Surge。
-
-解析连接头中的 [代理协议](https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt)。
-
-#### proxy_protocol_accept_no_header
-
-接受没有代理协议标头的连接。
-
-#### detour
-
-如果设置，连接将被转发到指定的入站。
-
-需要目标入站支持，参阅 [注入支持](/zh/configuration/inbound/#_3)。

experimental/clashapi/api_meta.go

@@ -2,12 +2,14 @@ package clashapi
 
 import (
 	"bytes"
+	"net"
 	"net/http"
 	"time"
 
 	"github.com/sagernet/sing-box/common/json"
 	"github.com/sagernet/sing-box/experimental/clashapi/trafficontrol"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
+	"github.com/sagernet/ws/wsutil"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/render"
@@ -27,16 +29,16 @@ type Memory struct {
 
 func memory(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
-		var wsConn *websocket.Conn
+		var conn net.Conn
-		if websocket.IsWebSocketUpgrade(r) {
+		if r.Header.Get("Upgrade") == "websocket" {
 			var err error
-			wsConn, err = upgrader.Upgrade(w, r, nil)
+			conn, _, _, err = ws.UpgradeHTTP(r, w)
 			if err != nil {
 				return
 			}
 		}
 
-		if wsConn == nil {
+		if conn == nil {
 			w.Header().Set("Content-Type", "application/json")
 			render.Status(r, http.StatusOK)
 		}
@@ -63,13 +65,12 @@ func memory(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r
 			}); err != nil {
 				break
 			}
-			if wsConn == nil {
+			if conn == nil {
 				_, err = w.Write(buf.Bytes())
 				w.(http.Flusher).Flush()
 			} else {
-				err = wsConn.WriteMessage(websocket.TextMessage, buf.Bytes())
+				err = wsutil.WriteServerText(conn, buf.Bytes())
 			}
-
 			if err != nil {
 				break
 			}

experimental/clashapi/connections.go

@@ -9,7 +9,8 @@ import (
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/json"
 	"github.com/sagernet/sing-box/experimental/clashapi/trafficontrol"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
+	"github.com/sagernet/ws/wsutil"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/render"
@@ -25,13 +26,13 @@ func connectionRouter(router adapter.Router, trafficManager *trafficontrol.Manag
 
 func getConnections(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
-		if !websocket.IsWebSocketUpgrade(r) {
+		if r.Header.Get("Upgrade") != "websocket" {
 			snapshot := trafficManager.Snapshot()
 			render.JSON(w, r, snapshot)
 			return
 		}
 
-		conn, err := upgrader.Upgrade(w, r, nil)
+		conn, _, _, err := ws.UpgradeHTTP(r, w)
 		if err != nil {
 			return
 		}
@@ -56,7 +57,7 @@ func getConnections(trafficManager *trafficontrol.Manager) func(w http.ResponseW
 			if err := json.NewEncoder(buf).Encode(snapshot); err != nil {
 				return err
 			}
-			return conn.WriteMessage(websocket.TextMessage, buf.Bytes())
+			return wsutil.WriteServerText(conn, buf.Bytes())
 		}
 
 		if err = sendSnapshot(); err != nil {

experimental/clashapi/server.go

@@ -25,7 +25,8 @@ import (
 	N "github.com/sagernet/sing/common/network"
 	"github.com/sagernet/sing/service"
 	"github.com/sagernet/sing/service/filemanager"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
+	"github.com/sagernet/ws/wsutil"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/cors"
@@ -314,7 +315,7 @@ func authentication(serverSecret string) func(next http.Handler) http.Handler {
 			}
 
 			// Browser websocket not support custom header
-			if websocket.IsWebSocketUpgrade(r) && r.URL.Query().Get("token") != "" {
+			if r.Header.Get("Upgrade") == "websocket" && r.URL.Query().Get("token") != "" {
 				token := r.URL.Query().Get("token")
 				if token != serverSecret {
 					render.Status(r, http.StatusUnauthorized)
@@ -351,12 +352,6 @@ func hello(redirect bool) func(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-var upgrader = websocket.Upgrader{
-	CheckOrigin: func(r *http.Request) bool {
-		return true
-	},
-}
-
 type Traffic struct {
 	Up   int64 `json:"up"`
 	Down int64 `json:"down"`
@@ -364,16 +359,17 @@ type Traffic struct {
 
 func traffic(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter, r *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
-		var wsConn *websocket.Conn
+		var conn net.Conn
-		if websocket.IsWebSocketUpgrade(r) {
+		if r.Header.Get("Upgrade") == "websocket" {
 			var err error
-			wsConn, err = upgrader.Upgrade(w, r, nil)
+			conn, _, _, err = ws.UpgradeHTTP(r, w)
 			if err != nil {
 				return
 			}
+			defer conn.Close()
 		}
 
-		if wsConn == nil {
+		if conn == nil {
 			w.Header().Set("Content-Type", "application/json")
 			render.Status(r, http.StatusOK)
 		}
@@ -392,11 +388,11 @@ func traffic(trafficManager *trafficontrol.Manager) func(w http.ResponseWriter,
 				break
 			}
 
-			if wsConn == nil {
+			if conn == nil {
 				_, err = w.Write(buf.Bytes())
 				w.(http.Flusher).Flush()
 			} else {
-				err = wsConn.WriteMessage(websocket.TextMessage, buf.Bytes())
+				err = wsutil.WriteServerText(conn, buf.Bytes())
 			}
 
 			if err != nil {
@@ -432,16 +428,16 @@ func getLogs(logFactory log.ObservableFactory) func(w http.ResponseWriter, r *ht
 		}
 		defer logFactory.UnSubscribe(subscription)
 
-		var wsConn *websocket.Conn
+		var conn net.Conn
-		if websocket.IsWebSocketUpgrade(r) {
+		if r.Header.Get("Upgrade") == "websocket" {
-			var err error
+			conn, _, _, err = ws.UpgradeHTTP(r, w)
-			wsConn, err = upgrader.Upgrade(w, r, nil)
 			if err != nil {
 				return
 			}
+			defer conn.Close()
 		}
 
-		if wsConn == nil {
+		if conn == nil {
 			w.Header().Set("Content-Type", "application/json")
 			render.Status(r, http.StatusOK)
 		}
@@ -465,11 +461,11 @@ func getLogs(logFactory log.ObservableFactory) func(w http.ResponseWriter, r *ht
 			if err != nil {
 				break
 			}
-			if wsConn == nil {
+			if conn == nil {
 				_, err = w.Write(buf.Bytes())
 				w.(http.Flusher).Flush()
 			} else {
-				err = wsConn.WriteMessage(websocket.TextMessage, buf.Bytes())
+				err = wsutil.WriteServerText(conn, buf.Bytes())
 			}
 
 			if err != nil {

experimental/libbox/service.go

@@ -115,7 +115,11 @@ func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions
 	if len(options.IncludeAndroidUser) > 0 {
 		return nil, E.New("android: unsupported android_user option")
 	}
-	tunFd, err := w.iif.OpenTun(&tunOptions{options, platformOptions})
+	routeRanges, err := options.BuildAutoRouteRanges()
+	if err != nil {
+		return nil, err
+	}
+	tunFd, err := w.iif.OpenTun(&tunOptions{options, routeRanges, platformOptions})
 	if err != nil {
 		return nil, err
 	}

experimental/libbox/tun.go

@@ -60,6 +60,7 @@ var _ TunOptions = (*tunOptions)(nil)
 
 type tunOptions struct {
 	*tun.Options
+	routeRanges []netip.Prefix
 	option.TunPlatformOptions
 }
 
@@ -91,11 +92,15 @@ func (o *tunOptions) GetStrictRoute() bool {
 }
 
 func (o *tunOptions) GetInet4RouteAddress() RoutePrefixIterator {
-	return mapRoutePrefix(o.Inet4RouteAddress)
+	return mapRoutePrefix(common.Filter(o.routeRanges, func(it netip.Prefix) bool {
+		return it.Addr().Is4()
+	}))
 }
 
 func (o *tunOptions) GetInet6RouteAddress() RoutePrefixIterator {
-	return mapRoutePrefix(o.Inet6RouteAddress)
+	return mapRoutePrefix(common.Filter(o.routeRanges, func(it netip.Prefix) bool {
+		return it.Addr().Is6()
+	}))
 }
 
 func (o *tunOptions) GetIncludePackage() StringIterator {

go.mod

@@ -26,20 +26,20 @@ require (
 	github.com/sagernet/gvisor v0.0.0-20230930141345-5fef6f2e17ab
 	github.com/sagernet/quic-go v0.0.0-20231008035953-32727fef9460
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
-	github.com/sagernet/sing v0.2.16-0.20231021090846-8002db54c028
+	github.com/sagernet/sing v0.2.16-0.20231028125948-afcc9cb766c2
 	github.com/sagernet/sing-dns v0.1.10
 	github.com/sagernet/sing-mux v0.1.3
 	github.com/sagernet/sing-quic v0.1.3-0.20231026034240-fa3d997246b6
 	github.com/sagernet/sing-shadowsocks v0.2.5
 	github.com/sagernet/sing-shadowsocks2 v0.1.4
 	github.com/sagernet/sing-shadowtls v0.1.4
-	github.com/sagernet/sing-tun v0.1.17-0.20231026060825-efd9884154a6
+	github.com/sagernet/sing-tun v0.1.17-0.20231030120513-2e85725657c1
 	github.com/sagernet/sing-vmess v0.1.8
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37
 	github.com/sagernet/tfo-go v0.0.0-20230816093905-5a5c285d44a6
 	github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2
-	github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e
 	github.com/sagernet/wireguard-go v0.0.0-20230807125731-5d4a7ef2dc5f
+	github.com/sagernet/ws v0.0.0-20231030053741-7d481eb31bed
 	github.com/spf13/cobra v1.7.0
 	github.com/stretchr/testify v1.8.4
 	go.uber.org/zap v1.26.0
@@ -61,6 +61,8 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/gobwas/httphead v0.1.0 // indirect
+	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/btree v1.1.2 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect

go.sum

@@ -31,6 +31,10 @@ github.com/go-ole/go-ole v1.3.0 h1:Dt6ye7+vXGIKZ7Xtk4s6/xVdGDQynvom7xCFEdWr6uE=
 github.com/go-ole/go-ole v1.3.0/go.mod h1:5LS6F96DhAwUc7C+1HLexzMXY1xGRSryjyPPKW6zv78=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
+github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
+github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
+github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
+github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
 github.com/gofrs/uuid/v5 v5.0.0 h1:p544++a97kEL+svbcFbCQVM9KFu0Yo25UoISXGNNH9M=
 github.com/gofrs/uuid/v5 v5.0.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV+9bD8=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
@@ -110,8 +114,8 @@ github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byL
 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 v0.2.16-0.20231021090846-8002db54c028 h1:6GbQt7SC9y5Imrq5jDMbXDSaNiMhJ8KBjhjtQRuqQvE=
+github.com/sagernet/sing v0.2.16-0.20231028125948-afcc9cb766c2 h1:PW18IgRodvppd09d4mewYM3Hedu3PtFERN8yOqkTVk0=
-github.com/sagernet/sing v0.2.16-0.20231021090846-8002db54c028/go.mod h1:AhNEHu0GXrpqkuzvTwvC8+j2cQUU/dh+zLEmq4C99pg=
+github.com/sagernet/sing v0.2.16-0.20231028125948-afcc9cb766c2/go.mod h1:AhNEHu0GXrpqkuzvTwvC8+j2cQUU/dh+zLEmq4C99pg=
 github.com/sagernet/sing-dns v0.1.10 h1:iIU7nRBlUYj+fF2TaktGIvRiTFFrHwSMedLQsvlTZCI=
 github.com/sagernet/sing-dns v0.1.10/go.mod h1:vtUimtf7Nq9EdvD5WTpfCr69KL1M7bcgOVKiYBiAY/c=
 github.com/sagernet/sing-mux v0.1.3 h1:fAf7PZa2A55mCeh0KKM02f1k2Y4vEmxuZZ/51ahkkLA=
@@ -124,8 +128,8 @@ github.com/sagernet/sing-shadowsocks2 v0.1.4 h1:vht2M8t3m5DTgXR2j24KbYOygG5aOp+M
 github.com/sagernet/sing-shadowsocks2 v0.1.4/go.mod h1:Mgdee99NxxNd5Zld3ixIs18yVs4x2dI2VTDDE1N14Wc=
 github.com/sagernet/sing-shadowtls v0.1.4 h1:aTgBSJEgnumzFenPvc+kbD9/W0PywzWevnVpEx6Tw3k=
 github.com/sagernet/sing-shadowtls v0.1.4/go.mod h1:F8NBgsY5YN2beQavdgdm1DPlhaKQlaL6lpDdcBglGK4=
-github.com/sagernet/sing-tun v0.1.17-0.20231026060825-efd9884154a6 h1:4yEXBqQoUgXj7qPSLD6lr+z9/KfsvixO9JUA2i5xnM8=
+github.com/sagernet/sing-tun v0.1.17-0.20231030120513-2e85725657c1 h1:QxC+myHDZ0BnkIEqXE0lWUzfYEVlhhQdSCo7mOMm7x4=
-github.com/sagernet/sing-tun v0.1.17-0.20231026060825-efd9884154a6/go.mod h1:w2+S+uWE94E/pQWSDdDdMIjwAEb645kuGPunr6ZllUg=
+github.com/sagernet/sing-tun v0.1.17-0.20231030120513-2e85725657c1/go.mod h1:4ACZp3C6TDSy1rsMrfwtSyLrKPtm9Wm2eKHwhYIojbU=
 github.com/sagernet/sing-vmess v0.1.8 h1:XVWad1RpTy9b5tPxdm5MCU8cGfrTGdR8qCq6HV2aCNc=
 github.com/sagernet/sing-vmess v0.1.8/go.mod h1:vhx32UNzTDUkNwOyIjcZQohre1CaytquC5mPplId8uA=
 github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 h1:HuE6xSwco/Xed8ajZ+coeYLmioq0Qp1/Z2zczFaV8as=
@@ -134,10 +138,10 @@ github.com/sagernet/tfo-go v0.0.0-20230816093905-5a5c285d44a6 h1:Px+hN4Vzgx+iCGV
 github.com/sagernet/tfo-go v0.0.0-20230816093905-5a5c285d44a6/go.mod h1:zovq6vTvEM6ECiqE3Eeb9rpIylPpamPcmrJ9tv0Bt0M=
 github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2 h1:kDUqhc9Vsk5HJuhfIATJ8oQwBmpOZJuozQG7Vk88lL4=
 github.com/sagernet/utls v0.0.0-20230309024959-6732c2ab36f2/go.mod h1:JKQMZq/O2qnZjdrt+B57olmfgEmLtY9iiSIEYtWvoSM=
-github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e h1:7uw2njHFGE+VpWamge6o56j2RWk4omF6uLKKxMmcWvs=
-github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e/go.mod h1:45TUl8+gH4SIKr4ykREbxKWTxkDlSzFENzctB1dVRRY=
 github.com/sagernet/wireguard-go v0.0.0-20230807125731-5d4a7ef2dc5f h1:Kvo8w8Y9lzFGB/7z09MJ3TR99TFtfI/IuY87Ygcycho=
 github.com/sagernet/wireguard-go v0.0.0-20230807125731-5d4a7ef2dc5f/go.mod h1:mySs0abhpc/gLlvhoq7HP1RzOaRmIXVeZGCh++zoApk=
+github.com/sagernet/ws v0.0.0-20231030053741-7d481eb31bed h1:90a510OeE9siSJoYsI8nSjPmA+u5ROMDts/ZkdNsuXY=
+github.com/sagernet/ws v0.0.0-20231030053741-7d481eb31bed/go.mod h1:LtfoSK3+NG57tvnVEHgcuBW9ujgE8enPSgzgwStwCAA=
 github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9 h1:rc/CcqLH3lh8n+csdOuDfP+NuykE0U6AeYSJJHKDgSg=
 github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9/go.mod h1:a/83NAfUXvEuLpmxDssAXxgUgrEy12MId3Wd7OTs76s=
 github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
@@ -189,6 +193,7 @@ golang.org/x/sys v0.0.0-20220622161953-175b2fd9d664/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220731174439-a90be440212d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
 golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=

inbound/tun.go

@@ -71,23 +71,25 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
 		logger:         logger,
 		inboundOptions: options.InboundOptions,
 		tunOptions: tun.Options{
-			Name:               options.InterfaceName,
+			Name:                     options.InterfaceName,
-			MTU:                tunMTU,
+			MTU:                      tunMTU,
-			Inet4Address:       options.Inet4Address,
+			Inet4Address:             options.Inet4Address,
-			Inet6Address:       options.Inet6Address,
+			Inet6Address:             options.Inet6Address,
-			AutoRoute:          options.AutoRoute,
+			AutoRoute:                options.AutoRoute,
-			StrictRoute:        options.StrictRoute,
+			StrictRoute:              options.StrictRoute,
-			IncludeInterface:   options.IncludeInterface,
+			IncludeInterface:         options.IncludeInterface,
-			ExcludeInterface:   options.ExcludeInterface,
+			ExcludeInterface:         options.ExcludeInterface,
-			Inet4RouteAddress:  options.Inet4RouteAddress,
+			Inet4RouteAddress:        options.Inet4RouteAddress,
-			Inet6RouteAddress:  options.Inet6RouteAddress,
+			Inet6RouteAddress:        options.Inet6RouteAddress,
-			IncludeUID:         includeUID,
+			Inet4RouteExcludeAddress: options.Inet4RouteExcludeAddress,
-			ExcludeUID:         excludeUID,
+			Inet6RouteExcludeAddress: options.Inet6RouteExcludeAddress,
-			IncludeAndroidUser: options.IncludeAndroidUser,
+			IncludeUID:               includeUID,
-			IncludePackage:     options.IncludePackage,
+			ExcludeUID:               excludeUID,
-			ExcludePackage:     options.ExcludePackage,
+			IncludeAndroidUser:       options.IncludeAndroidUser,
-			InterfaceMonitor:   router.InterfaceMonitor(),
+			IncludePackage:           options.IncludePackage,
-			TableIndex:         2022,
+			ExcludePackage:           options.ExcludePackage,
+			InterfaceMonitor:         router.InterfaceMonitor(),
+			TableIndex:               2022,
 		},
 		endpointIndependentNat: options.EndpointIndependentNat,
 		udpTimeout:             udpTimeout,

option/inbound.go

@@ -120,10 +120,11 @@ func (h *Inbound) UnmarshalJSON(bytes []byte) error {
 }
 
 type InboundOptions struct {
-	SniffEnabled             bool           `json:"sniff,omitempty"`
+	SniffEnabled              bool           `json:"sniff,omitempty"`
-	SniffOverrideDestination bool           `json:"sniff_override_destination,omitempty"`
+	SniffOverrideDestination  bool           `json:"sniff_override_destination,omitempty"`
-	SniffTimeout             Duration       `json:"sniff_timeout,omitempty"`
+	SniffTimeout              Duration       `json:"sniff_timeout,omitempty"`
-	DomainStrategy           DomainStrategy `json:"domain_strategy,omitempty"`
+	DomainStrategy            DomainStrategy `json:"domain_strategy,omitempty"`
+	UDPDisableDomainUnmapping bool           `json:"udp_disable_domain_unmapping,omitempty"`
 }
 
 type ListenOptions struct {

option/tun.go

@@ -3,26 +3,28 @@ package option
 import "net/netip"
 
 type TunInboundOptions struct {
-	InterfaceName          string                 `json:"interface_name,omitempty"`
+	InterfaceName            string                 `json:"interface_name,omitempty"`
-	MTU                    uint32                 `json:"mtu,omitempty"`
+	MTU                      uint32                 `json:"mtu,omitempty"`
-	Inet4Address           Listable[netip.Prefix] `json:"inet4_address,omitempty"`
+	Inet4Address             Listable[netip.Prefix] `json:"inet4_address,omitempty"`
-	Inet6Address           Listable[netip.Prefix] `json:"inet6_address,omitempty"`
+	Inet6Address             Listable[netip.Prefix] `json:"inet6_address,omitempty"`
-	AutoRoute              bool                   `json:"auto_route,omitempty"`
+	AutoRoute                bool                   `json:"auto_route,omitempty"`
-	StrictRoute            bool                   `json:"strict_route,omitempty"`
+	StrictRoute              bool                   `json:"strict_route,omitempty"`
-	Inet4RouteAddress      Listable[netip.Prefix] `json:"inet4_route_address,omitempty"`
+	Inet4RouteAddress        Listable[netip.Prefix] `json:"inet4_route_address,omitempty"`
-	Inet6RouteAddress      Listable[netip.Prefix] `json:"inet6_route_address,omitempty"`
+	Inet6RouteAddress        Listable[netip.Prefix] `json:"inet6_route_address,omitempty"`
-	IncludeInterface       Listable[string]       `json:"include_interface,omitempty"`
+	Inet4RouteExcludeAddress Listable[netip.Prefix] `json:"inet4_route_exclude_address,omitempty"`
-	ExcludeInterface       Listable[string]       `json:"exclude_interface,omitempty"`
+	Inet6RouteExcludeAddress Listable[netip.Prefix] `json:"inet6_route_exclude_address,omitempty"`
-	IncludeUID             Listable[uint32]       `json:"include_uid,omitempty"`
+	IncludeInterface         Listable[string]       `json:"include_interface,omitempty"`
-	IncludeUIDRange        Listable[string]       `json:"include_uid_range,omitempty"`
+	ExcludeInterface         Listable[string]       `json:"exclude_interface,omitempty"`
-	ExcludeUID             Listable[uint32]       `json:"exclude_uid,omitempty"`
+	IncludeUID               Listable[uint32]       `json:"include_uid,omitempty"`
-	ExcludeUIDRange        Listable[string]       `json:"exclude_uid_range,omitempty"`
+	IncludeUIDRange          Listable[string]       `json:"include_uid_range,omitempty"`
-	IncludeAndroidUser     Listable[int]          `json:"include_android_user,omitempty"`
+	ExcludeUID               Listable[uint32]       `json:"exclude_uid,omitempty"`
-	IncludePackage         Listable[string]       `json:"include_package,omitempty"`
+	ExcludeUIDRange          Listable[string]       `json:"exclude_uid_range,omitempty"`
-	ExcludePackage         Listable[string]       `json:"exclude_package,omitempty"`
+	IncludeAndroidUser       Listable[int]          `json:"include_android_user,omitempty"`
-	EndpointIndependentNat bool                   `json:"endpoint_independent_nat,omitempty"`
+	IncludePackage           Listable[string]       `json:"include_package,omitempty"`
-	UDPTimeout             int64                  `json:"udp_timeout,omitempty"`
+	ExcludePackage           Listable[string]       `json:"exclude_package,omitempty"`
-	Stack                  string                 `json:"stack,omitempty"`
+	EndpointIndependentNat   bool                   `json:"endpoint_independent_nat,omitempty"`
-	Platform               *TunPlatformOptions    `json:"platform,omitempty"`
+	UDPTimeout               int64                  `json:"udp_timeout,omitempty"`
+	Stack                    string                 `json:"stack,omitempty"`
+	Platform                 *TunPlatformOptions    `json:"platform,omitempty"`
 	InboundOptions
 }

outbound/default.go

@@ -121,9 +121,13 @@ func NewPacketConnection(ctx context.Context, this N.Dialer, conn N.PacketConn,
 	}
 	if destinationAddress.IsValid() {
 		if metadata.Destination.IsFqdn() {
-			outConn = bufio.NewNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)
+			if metadata.InboundOptions.UDPDisableDomainUnmapping {
+				outConn = bufio.NewUnidirectionalNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)
+			} else {
+				outConn = bufio.NewNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)
+			}
 		}
-		if natConn, loaded := common.Cast[*bufio.NATPacketConn](conn); loaded {
+		if natConn, loaded := common.Cast[bufio.NATPacketConn](conn); loaded {
 			natConn.UpdateDestination(destinationAddress)
 		}
 	}
@@ -166,7 +170,7 @@ func NewDirectPacketConnection(ctx context.Context, router adapter.Router, this
 		if metadata.Destination.IsFqdn() {
 			outConn = bufio.NewNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)
 		}
-		if natConn, loaded := common.Cast[*bufio.NATPacketConn](conn); loaded {
+		if natConn, loaded := common.Cast[bufio.NATPacketConn](conn); loaded {
 			natConn.UpdateDestination(destinationAddress)
 		}
 	}

transport/v2raywebsocket/client.go

@@ -5,58 +5,36 @@ import (
 	"net"
 	"net/http"
 	"net/url"
+	"strings"
 	"time"
 
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing-box/common/tls"
+	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/option"
-	E "github.com/sagernet/sing/common/exceptions"
 	M "github.com/sagernet/sing/common/metadata"
 	N "github.com/sagernet/sing/common/network"
 	sHTTP "github.com/sagernet/sing/protocol/http"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
 )
 
 var _ adapter.V2RayClientTransport = (*Client)(nil)
 
 type Client struct {
-	dialer              *websocket.Dialer
+	dialer              N.Dialer
+	tlsConfig           tls.Config
+	serverAddr          M.Socksaddr
 	requestURL          url.URL
-	requestURLString    string
 	headers             http.Header
 	maxEarlyData        uint32
 	earlyDataHeaderName string
 }
 
 func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, options option.V2RayWebsocketOptions, tlsConfig tls.Config) adapter.V2RayClientTransport {
-	wsDialer := &websocket.Dialer{
-		ReadBufferSize:   4 * 1024,
-		WriteBufferSize:  4 * 1024,
-		HandshakeTimeout: time.Second * 8,
-	}
 	if tlsConfig != nil {
 		if len(tlsConfig.NextProtos()) == 0 {
 			tlsConfig.SetNextProtos([]string{"http/1.1"})
 		}
-		wsDialer.NetDialTLSContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
-			conn, err := dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
-			if err != nil {
-				return nil, err
-			}
-			tlsConn, err := tls.ClientHandshake(ctx, conn, tlsConfig)
-			if err != nil {
-				return nil, err
-			}
-			return &deadConn{tlsConn}, nil
-		}
-	} else {
-		wsDialer.NetDialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
-			conn, err := dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
-			if err != nil {
-				return nil, err
-			}
-			return &deadConn{conn}, nil
-		}
 	}
 	var requestURL url.URL
 	if tlsConfig == nil {
@@ -70,35 +48,57 @@ func NewClient(ctx context.Context, dialer N.Dialer, serverAddr M.Socksaddr, opt
 	if err != nil {
 		return nil
 	}
+	if !strings.HasPrefix(requestURL.Path, "/") {
+		requestURL.Path = "/" + requestURL.Path
+	}
 	headers := make(http.Header)
 	for key, value := range options.Headers {
 		headers[key] = value
 	}
 	return &Client{
-		wsDialer,
+		dialer,
+		tlsConfig,
+		serverAddr,
 		requestURL,
-		requestURL.String(),
 		headers,
 		options.MaxEarlyData,
 		options.EarlyDataHeaderName,
 	}
 }
 
+func (c *Client) dialContext(ctx context.Context, requestURL *url.URL, headers http.Header) (*WebsocketConn, error) {
+	conn, err := c.dialer.DialContext(ctx, N.NetworkTCP, c.serverAddr)
+	if err != nil {
+		return nil, err
+	}
+	if c.tlsConfig != nil {
+		conn, err = tls.ClientHandshake(ctx, conn, c.tlsConfig)
+		if err != nil {
+			return nil, err
+		}
+	}
+	conn.SetDeadline(time.Now().Add(C.TCPTimeout))
+	var protocols []string
+	if protocolHeader := headers.Get("Sec-WebSocket-Protocol"); protocolHeader != "" {
+		protocols = []string{protocolHeader}
+		headers.Del("Sec-WebSocket-Protocol")
+	}
+	reader, _, err := ws.Dialer{Header: ws.HandshakeHeaderHTTP(headers), Protocols: protocols}.Upgrade(conn, requestURL)
+	conn.SetDeadline(time.Time{})
+	if err != nil {
+		return nil, err
+	}
+	return NewConn(conn, reader, nil, ws.StateClientSide), nil
+}
+
 func (c *Client) DialContext(ctx context.Context) (net.Conn, error) {
 	if c.maxEarlyData <= 0 {
-		conn, response, err := c.dialer.DialContext(ctx, c.requestURLString, c.headers)
+		conn, err := c.dialContext(ctx, &c.requestURL, c.headers)
-		if err == nil {
+		if err != nil {
-			return &WebsocketConn{Conn: conn, Writer: NewWriter(conn, false)}, nil
+			return nil, err
 		}
-		return nil, wrapDialError(response, err)
+		return conn, nil
 	} else {
 		return &EarlyWebsocketConn{Client: c, ctx: ctx, create: make(chan struct{})}, nil
 	}
 }
-
-func wrapDialError(response *http.Response, err error) error {
-	if response == nil {
-		return err
-	}
-	return E.Extend(err, "HTTP ", response.StatusCode, " ", response.Status)
-}

transport/v2raywebsocket/conn.go

@@ -1,11 +1,11 @@
 package v2raywebsocket
 
 import (
+	"bufio"
 	"context"
 	"encoding/base64"
 	"io"
 	"net"
-	"net/http"
 	"os"
 	"sync"
 	"time"
@@ -13,50 +13,96 @@ import (
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/debug"
 	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
+	"github.com/sagernet/ws/wsutil"
 )
 
 type WebsocketConn struct {
-	*websocket.Conn
+	net.Conn
 	*Writer
-	remoteAddr net.Addr
+	state          ws.State
-	reader     io.Reader
+	reader         *wsutil.Reader
+	controlHandler wsutil.FrameHandlerFunc
+	remoteAddr     net.Addr
 }
 
-func NewServerConn(wsConn *websocket.Conn, remoteAddr net.Addr) *WebsocketConn {
+func NewConn(conn net.Conn, br *bufio.Reader, remoteAddr net.Addr, state ws.State) *WebsocketConn {
+	controlHandler := wsutil.ControlFrameHandler(conn, state)
+	var reader io.Reader
+	if br != nil && br.Buffered() > 0 {
+		reader = br
+	} else {
+		reader = conn
+	}
 	return &WebsocketConn{
-		Conn:       wsConn,
+		Conn:  conn,
-		remoteAddr: remoteAddr,
+		state: state,
-		Writer:     NewWriter(wsConn, true),
+		reader: &wsutil.Reader{
+			Source:          reader,
+			State:           state,
+			SkipHeaderCheck: !debug.Enabled,
+			OnIntermediate:  controlHandler,
+		},
+		controlHandler: controlHandler,
+		remoteAddr:     remoteAddr,
+		Writer:         NewWriter(conn, state),
 	}
 }
 
 func (c *WebsocketConn) Close() error {
-	err := c.WriteControl(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""), time.Now().Add(C.TCPTimeout))
+	c.Conn.SetWriteDeadline(time.Now().Add(C.TCPTimeout))
-	if err != nil {
+	frame := ws.NewCloseFrame(ws.NewCloseFrameBody(
-		return c.Conn.Close()
+		ws.StatusNormalClosure, "",
+	))
+	if c.state == ws.StateClientSide {
+		frame = ws.MaskFrameInPlace(frame)
 	}
+	ws.WriteFrame(c.Conn, frame)
+	c.Conn.Close()
 	return nil
 }
 
 func (c *WebsocketConn) Read(b []byte) (n int, err error) {
+	var header ws.Header
 	for {
-		if c.reader == nil {
+		n, err = c.reader.Read(b)
-			_, c.reader, err = c.NextReader()
+		if n > 0 {
+			err = nil
+			return
+		}
+		if !E.IsMulti(err, io.EOF, wsutil.ErrNoFrameAdvance) {
+			return
+		}
+		header, err = c.reader.NextFrame()
+		if err != nil {
+			return
+		}
+		if header.OpCode.IsControl() {
+			err = c.controlHandler(header, c.reader)
 			if err != nil {
-				err = wrapError(err)
 				return
 			}
-		}
-		n, err = c.reader.Read(b)
-		if E.IsMulti(err, io.EOF) {
-			c.reader = nil
 			continue
 		}
-		err = wrapError(err)
+		if header.OpCode&ws.OpBinary == 0 {
+			err = c.reader.Discard()
+			if err != nil {
+				return
+			}
+			continue
+		}
+	}
+}
+
+func (c *WebsocketConn) Write(p []byte) (n int, err error) {
+	err = wsutil.WriteMessage(c.Conn, c.state, ws.OpBinary, p)
+	if err != nil {
 		return
 	}
+	n = len(p)
+	return
 }
 
 func (c *WebsocketConn) RemoteAddr() net.Addr {
@@ -83,11 +129,7 @@ func (c *WebsocketConn) NeedAdditionalReadDeadline() bool {
 }
 
 func (c *WebsocketConn) Upstream() any {
-	return c.Conn.NetConn()
+	return c.Conn
-}
-
-func (c *WebsocketConn) UpstreamWriter() any {
-	return c.Writer
 }
 
 type EarlyWebsocketConn struct {
@@ -113,8 +155,7 @@ func (c *EarlyWebsocketConn) writeRequest(content []byte) error {
 	var (
 		earlyData []byte
 		lateData  []byte
-		conn      *websocket.Conn
+		conn      *WebsocketConn
-		response  *http.Response
 		err       error
 	)
 	if len(content) > int(c.maxEarlyData) {
@@ -128,19 +169,16 @@ func (c *EarlyWebsocketConn) writeRequest(content []byte) error {
 		if c.earlyDataHeaderName == "" {
 			requestURL := c.requestURL
 			requestURL.Path += earlyDataString
-			conn, response, err = c.dialer.DialContext(c.ctx, requestURL.String(), c.headers)
+			conn, err = c.dialContext(c.ctx, &requestURL, c.headers)
 		} else {
 			headers := c.headers.Clone()
 			headers.Set(c.earlyDataHeaderName, earlyDataString)
-			conn, response, err = c.dialer.DialContext(c.ctx, c.requestURLString, headers)
+			conn, err = c.dialContext(c.ctx, &c.requestURL, headers)
 		}
 	} else {
-		conn, response, err = c.dialer.DialContext(c.ctx, c.requestURLString, c.headers)
+		conn, err = c.dialContext(c.ctx, &c.requestURL, c.headers)
 	}
-	if err != nil {
+	c.conn = conn
-		return wrapDialError(response, err)
-	}
-	c.conn = &WebsocketConn{Conn: conn, Writer: NewWriter(conn, false)}
 	if len(lateData) > 0 {
 		_, err = c.conn.Write(lateData)
 	}
@@ -224,13 +262,3 @@ func (c *EarlyWebsocketConn) Upstream() any {
 func (c *EarlyWebsocketConn) LazyHeadroom() bool {
 	return c.conn == nil
 }
-
-func wrapError(err error) error {
-	if websocket.IsCloseError(err, websocket.CloseNormalClosure) {
-		return io.EOF
-	}
-	if websocket.IsCloseError(err, websocket.CloseAbnormalClosure) {
-		return net.ErrClosed
-	}
-	return err
-}

transport/v2raywebsocket/mask.go

@@ -1,6 +0,0 @@
-package v2raywebsocket
-
-import _ "unsafe"
-
-//go:linkname maskBytes github.com/sagernet/websocket.maskBytes
-func maskBytes(key [4]byte, pos int, b []byte) int

transport/v2raywebsocket/server.go

@@ -20,7 +20,7 @@ import (
 	N "github.com/sagernet/sing/common/network"
 	aTLS "github.com/sagernet/sing/common/tls"
 	sHttp "github.com/sagernet/sing/protocol/http"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
 )
 
 var _ adapter.V2RayServerTransport = (*Server)(nil)
@@ -58,13 +58,6 @@ func NewServer(ctx context.Context, options option.V2RayWebsocketOptions, tlsCon
 	return server, nil
 }
 
-var upgrader = websocket.Upgrader{
-	HandshakeTimeout: C.TCPTimeout,
-	CheckOrigin: func(r *http.Request) bool {
-		return true
-	},
-}
-
 func (s *Server) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
 	if s.maxEarlyData == 0 || s.earlyDataHeaderName != "" {
 		if request.URL.Path != s.path {
@@ -95,14 +88,14 @@ func (s *Server) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
 		s.invalidRequest(writer, request, http.StatusBadRequest, E.Cause(err, "decode early data"))
 		return
 	}
-	wsConn, err := upgrader.Upgrade(writer, request, nil)
+	wsConn, reader, _, err := ws.UpgradeHTTP(request, writer)
 	if err != nil {
 		s.invalidRequest(writer, request, 0, E.Cause(err, "upgrade websocket connection"))
 		return
 	}
 	var metadata M.Metadata
 	metadata.Source = sHttp.SourceAddress(request)
-	conn = NewServerConn(wsConn, metadata.Source.TCPAddr())
+	conn = NewConn(wsConn, reader.Reader, metadata.Source.TCPAddr(), ws.StateServerSide)
 	if len(earlyData) > 0 {
 		conn = bufio.NewCachedConn(conn, buf.As(earlyData))
 	}

transport/v2raywebsocket/writer.go

@@ -2,36 +2,27 @@ package v2raywebsocket
 
 import (
 	"encoding/binary"
+	"io"
 	"math/rand"
 
 	"github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/websocket"
+	"github.com/sagernet/ws"
 )
 
 type Writer struct {
-	*websocket.Conn
 	writer   N.ExtendedWriter
 	isServer bool
 }
 
-func NewWriter(conn *websocket.Conn, isServer bool) *Writer {
+func NewWriter(writer io.Writer, state ws.State) *Writer {
 	return &Writer{
-		conn,
+		bufio.NewExtendedWriter(writer),
-		bufio.NewExtendedWriter(conn.NetConn()),
+		state == ws.StateServerSide,
-		isServer,
 	}
 }
 
-func (w *Writer) Write(p []byte) (n int, err error) {
-	err = w.Conn.WriteMessage(websocket.BinaryMessage, p)
-	if err != nil {
-		return
-	}
-	return len(p), nil
-}
-
 func (w *Writer) WriteBuffer(buffer *buf.Buffer) error {
 	var payloadBitLength int
 	dataLen := buffer.Len()
@@ -52,7 +43,7 @@ func (w *Writer) WriteBuffer(buffer *buf.Buffer) error {
 	}
 
 	header := buffer.ExtendHeader(headerLen)
-	header[0] = websocket.BinaryMessage | 1<<7
+	header[0] = byte(ws.OpBinary) | 0x80
 	if w.isServer {
 		header[1] = 0
 	} else {
@@ -72,16 +63,12 @@ func (w *Writer) WriteBuffer(buffer *buf.Buffer) error {
 	if !w.isServer {
 		maskKey := rand.Uint32()
 		binary.BigEndian.PutUint32(header[1+payloadBitLength:], maskKey)
-		maskBytes(*(*[4]byte)(header[1+payloadBitLength:]), 0, data)
+		ws.Cipher(data, *(*[4]byte)(header[1+payloadBitLength:]), 0)
 	}
 
 	return w.writer.WriteBuffer(buffer)
 }
 
-func (w *Writer) Upstream() any {
-	return w.Conn.NetConn()
-}
-
 func (w *Writer) FrontHeadroom() int {
 	return 14
 }