documentation: Bump version

Refactor Authenticator interface to struct &
Update smux &
Update gVisor to 20231204.0 &
Update quic-go to v0.40.1 &
Update wireguard-go &
Add GSO support for TUN/WireGuard &
Fix router pre-start &
Fix bind forwarder to interface for systems stack

docs/changelog.md

@@ -2,7 +2,7 @@
 icon: material/alert-decagram
 ---
 
-#### 1.8.0-rc.10
+#### 1.8.0-rc.9
 
 * Fixes and improvements
 

go.mod

@@ -28,7 +28,7 @@ require (
 	github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
 	github.com/sagernet/sing v0.3.0-rc.7
 	github.com/sagernet/sing-dns v0.1.12
-	github.com/sagernet/sing-mux v0.1.8-rc.1
+	github.com/sagernet/sing-mux v0.1.7-rc.2
 	github.com/sagernet/sing-quic v0.1.7-rc.2
 	github.com/sagernet/sing-shadowsocks v0.2.6
 	github.com/sagernet/sing-shadowsocks2 v0.1.6-rc.1

go.sum

@@ -113,8 +113,8 @@ github.com/sagernet/sing v0.3.0-rc.7 h1:FmnzFRYC6usVgWf112cUxiexwvL+iAurKmCL4Axa
 github.com/sagernet/sing v0.3.0-rc.7/go.mod h1:9pfuAH6mZfgnz/YjP6xu5sxx882rfyjpcrTdUpd6w3g=
 github.com/sagernet/sing-dns v0.1.12 h1:1HqZ+ln+Rezx/aJMStaS0d7oPeX2EobSV1NT537kyj4=
 github.com/sagernet/sing-dns v0.1.12/go.mod h1:rx/DTOisneQpCgNQ4jbFU/JNEtnz0lYcHXenlVzpjEU=
-github.com/sagernet/sing-mux v0.1.8-rc.1 h1:5dsZgWmNr9W6JzQj4fb3xX2pMP0OyJH6kVtlqc2kFKA=
-github.com/sagernet/sing-mux v0.1.8-rc.1/go.mod h1:KK5zCbNujj5kn36G+wLFROOXyJhaaXLyaZWY2w7kBNQ=
+github.com/sagernet/sing-mux v0.1.7-rc.2 h1:0/LZ+sNo0xXnqbKS8qaOwBb+uPhyjlGLv2b2W5xJwII=
+github.com/sagernet/sing-mux v0.1.7-rc.2/go.mod h1:KK5zCbNujj5kn36G+wLFROOXyJhaaXLyaZWY2w7kBNQ=
 github.com/sagernet/sing-quic v0.1.7-rc.2 h1:rCWhtvzQwgkWbX4sVHYdNwzyPweoUPEgBCBatywHjMs=
 github.com/sagernet/sing-quic v0.1.7-rc.2/go.mod h1:IbKCPWXP13zd3cdu0rirtYjkMlquc5zWtc3avfSUGAw=
 github.com/sagernet/sing-shadowsocks v0.2.6 h1:xr7ylAS/q1cQYS8oxKKajhuQcchd5VJJ4K4UZrrpp0s=

transport/v2raygrpclite/conn.go

@@ -2,16 +2,19 @@ package v2raygrpclite
 
 import (
 	std_bufio "bufio"
+	"bytes"
 	"encoding/binary"
 	"io"
 	"net"
 	"net/http"
 	"os"
+	"sync"
 	"time"
 
 	"github.com/sagernet/sing/common"
 	"github.com/sagernet/sing/common/baderror"
 	"github.com/sagernet/sing/common/buf"
+	"github.com/sagernet/sing/common/bufio"
 	M "github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/common/rw"
 )
@@ -27,6 +30,7 @@ type GunConn struct {
 	create        chan struct{}
 	err           error
 	readRemaining int
+	writeAccess   sync.Mutex
 }
 
 func newGunConn(reader io.Reader, writer io.Writer, flusher http.Flusher) *GunConn {
@@ -96,22 +100,19 @@ func (c *GunConn) read(b []byte) (n int, err error) {
 }
 
 func (c *GunConn) Write(b []byte) (n int, err error) {
-	varLen := rw.UVariantLen(uint64(len(b)))
-	buffer := buf.NewSize(6 + varLen + len(b))
-	header := buffer.Extend(6 + varLen)
-	header[0] = 0x00
-	binary.BigEndian.PutUint32(header[1:5], uint32(1+varLen+len(b)))
-	header[5] = 0x0A
-	binary.PutUvarint(header[6:], uint64(len(b)))
-	common.Must1(buffer.Write(b))
-	_, err = c.writer.Write(buffer.Bytes())
-	if err != nil {
-		return 0, baderror.WrapH2(err)
-	}
-	if c.flusher != nil {
+	protobufHeader := [1 + binary.MaxVarintLen64]byte{0x0A}
+	varuintLen := binary.PutUvarint(protobufHeader[1:], uint64(len(b)))
+	grpcHeader := buf.Get(5)
+	grpcPayloadLen := uint32(1 + varuintLen + len(b))
+	binary.BigEndian.PutUint32(grpcHeader[1:5], grpcPayloadLen)
+	c.writeAccess.Lock()
+	_, err = bufio.Copy(c.writer, io.MultiReader(bytes.NewReader(grpcHeader), bytes.NewReader(protobufHeader[:varuintLen+1]), bytes.NewReader(b)))
+	c.writeAccess.Unlock()
+	buf.Put(grpcHeader)
+	if err == nil && c.flusher != nil {
 		c.flusher.Flush()
 	}
-	return len(b), nil
+	return len(b), baderror.WrapH2(err)
 }
 
 func (c *GunConn) WriteBuffer(buffer *buf.Buffer) error {
@@ -119,18 +120,16 @@ func (c *GunConn) WriteBuffer(buffer *buf.Buffer) error {
 	dataLen := buffer.Len()
 	varLen := rw.UVariantLen(uint64(dataLen))
 	header := buffer.ExtendHeader(6 + varLen)
+	_ = header[6]
 	header[0] = 0x00
 	binary.BigEndian.PutUint32(header[1:5], uint32(1+varLen+dataLen))
 	header[5] = 0x0A
 	binary.PutUvarint(header[6:], uint64(dataLen))
 	err := rw.WriteBytes(c.writer, buffer.Bytes())
-	if err != nil {
-		return baderror.WrapH2(err)
-	}
-	if c.flusher != nil {
+	if err == nil && c.flusher != nil {
 		c.flusher.Flush()
 	}
-	return nil
+	return baderror.WrapH2(err)
 }
 
 func (c *GunConn) FrontHeadroom() int {