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Chore: adjust VLESS

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This commit is contained in:
yaling888 2022-03-29 23:50:41 +08:00
parent 131e9d38b6
commit b3ea2ff8b6
7 changed files with 193 additions and 51 deletions
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14
README.md
View File

@ -132,14 +132,24 @@ Support outbound transport protocol `VLESS`.
The XTLS only support TCP transport by the XRAY-CORE.
```yaml
proxies:
- name: "vless-tcp"
- name: "vless-tls"
type: vless
server: server
port: 443
uuid: uuid
network: tcp
servername: example.com
# flow: xtls-rprx-direct # xtls-rprx-origin # enable XTLS
udp: true
# skip-cert-verify: true
- name: "vless-xtls"
type: vless
server: server
port: 443
uuid: uuid
network: tcp
servername: example.com
flow: xtls-rprx-direct # or xtls-rprx-origin
# flow-show: true # print the XTLS direct log
# udp: true
# skip-cert-verify: true
```

141
adapter/outbound/vless.go
View File

@ -6,9 +6,11 @@ import (
"encoding/binary"
"errors"
"fmt"
"io"
"net"
"net/http"
"strconv"
"sync"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/resolver"
@ -20,6 +22,11 @@ import (
"golang.org/x/net/http2"
)
const (
// max packet length
maxLength = 1024 << 3
)
type Vless struct {
*Base
client *vless.Client
@ -39,7 +46,6 @@ type VlessOption struct {
UUID string `proxy:"uuid"`
Flow string `proxy:"flow,omitempty"`
FlowShow bool `proxy:"flow-show,omitempty"`
TLS bool `proxy:"tls,omitempty"`
UDP bool `proxy:"udp,omitempty"`
Network string `proxy:"network,omitempty"`
HTTPOpts HTTPOptions `proxy:"http-opts,omitempty"`
@ -80,19 +86,19 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
wsOpts.Headers = header
}
if v.option.TLS {
wsOpts.TLS = true
wsOpts.TLSConfig = &tls.Config{
ServerName: host,
InsecureSkipVerify: v.option.SkipCertVerify,
NextProtos: []string{"http/1.1"},
}
if v.option.ServerName != "" {
wsOpts.TLSConfig.ServerName = v.option.ServerName
} else if host := wsOpts.Headers.Get("Host"); host != "" {
wsOpts.TLSConfig.ServerName = host
}
wsOpts.TLS = true
wsOpts.TLSConfig = &tls.Config{
MinVersion: tls.VersionTLS12,
ServerName: host,
InsecureSkipVerify: v.option.SkipCertVerify,
NextProtos: []string{"http/1.1"},
}
if v.option.ServerName != "" {
wsOpts.TLSConfig.ServerName = v.option.ServerName
} else if host := wsOpts.Headers.Get("Host"); host != "" {
wsOpts.TLSConfig.ServerName = host
}
c, err = vmess.StreamWebsocketConn(c, wsOpts)
case "http":
// readability first, so just copy default TLS logic
@ -160,7 +166,7 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
return vless.StreamXTLSConn(conn, &xtlsOpts)
} else if v.option.TLS {
} else {
tlsOpts := vmess.TLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
@ -176,8 +182,6 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
return vmess.StreamTLSConn(conn, &tlsOpts)
}
return conn, nil
}
func (v *Vless) isXTLSEnabled() bool {
@ -282,30 +286,97 @@ func parseVlessAddr(metadata *C.Metadata) *vless.DstAddr {
type vlessPacketConn struct {
net.Conn
rAddr net.Addr
cache [2]byte
rAddr net.Addr
cache [2]byte
remain int
mux sync.Mutex
}
func (uc *vlessPacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
binary.BigEndian.PutUint16(uc.cache[:], uint16(len(b)))
_, _ = uc.Conn.Write(uc.cache[:])
return uc.Conn.Write(b)
}
func (uc *vlessPacketConn) ReadFrom(b []byte) (int, net.Addr, error) {
n, err := uc.Conn.Read(uc.cache[:])
if err != nil {
return n, uc.rAddr, err
func (vc *vlessPacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
total := len(b)
if total == 0 {
return 0, nil
}
n, err = uc.Conn.Read(b)
return n, uc.rAddr, err
if total < maxLength {
return vc.writePacket(b)
}
offset := 0
for {
cursor := offset + maxLength
if cursor > total {
cursor = total
}
n, err := vc.writePacket(b[offset:cursor])
if err != nil {
return offset + n, err
}
offset = cursor
if offset == total {
break
}
}
return total, nil
}
func (vc *vlessPacketConn) ReadFrom(b []byte) (int, net.Addr, error) {
vc.mux.Lock()
defer vc.mux.Unlock()
if vc.remain != 0 {
length := len(b)
if length > vc.remain {
length = vc.remain
}
n, err := vc.Conn.Read(b[:length])
if err != nil {
return 0, vc.rAddr, err
}
vc.remain -= n
return n, vc.rAddr, nil
}
if _, err := vc.Conn.Read(b[:2]); err != nil {
return 0, vc.rAddr, err
}
total := int(binary.BigEndian.Uint16(b[:2]))
if total == 0 {
return 0, vc.rAddr, nil
}
length := len(b)
if length > total {
length = total
}
if _, err := io.ReadFull(vc.Conn, b[:length]); err != nil {
return 0, vc.rAddr, errors.New("read packet error")
}
vc.remain = total - length
return length, vc.rAddr, nil
}
func (vc *vlessPacketConn) writePacket(payload []byte) (int, error) {
binary.BigEndian.PutUint16(vc.cache[:], uint16(len(payload)))
if _, err := vc.Conn.Write(vc.cache[:]); err != nil {
return 0, err
}
return vc.Conn.Write(payload)
}
func NewVless(option VlessOption) (*Vless, error) {
if !option.TLS {
return nil, fmt.Errorf("TLS must be true with vless")
}
var addons *vless.Addons
if option.Network != "ws" && len(option.Flow) >= 16 {
option.Flow = option.Flow[:16]
@ -315,7 +386,7 @@ func NewVless(option VlessOption) (*Vless, error) {
Flow: option.Flow,
}
default:
return nil, fmt.Errorf("unsupported vless flow type: %s", option.Flow)
return nil, fmt.Errorf("unsupported xtls flow type: %s", option.Flow)
}
}

1
listener/tun/device/tun/tun_wireguard.go
View File

@ -95,7 +95,6 @@ func (t *TUN) Write(packet []byte) (int, error) {
return t.nt.Write(packet, t.offset)
}
_ = t.cache[:t.offset]
packet = append(t.cache[:t.offset], packet...)
return t.nt.Write(packet, t.offset)

35
test/config/vless-ws.json Normal file
View File

@ -0,0 +1,35 @@
{
"inbounds": [
{
"port": 10002,
"listen": "0.0.0.0",
"protocol": "vless",
"settings": {
"clients": [
{
"id": "b831381d-6324-4d53-ad4f-8cda48b30811",
"level": 0,
"email": "ws@example.com"
}
]
},
"streamSettings": {
"network": "ws",
"security": "tls",
"tlsSettings": {
"certificates": [
{
"certificateFile": "/etc/ssl/v2ray/fullchain.pem",
"keyFile": "/etc/ssl/v2ray/privkey.pem"
}
]
}
}
}
],
"outbounds": [
{
"protocol": "freedom"
}
]
}

4
test/config/vless-xtls.json
View File

@ -8,9 +8,9 @@
"clients": [
{
"id": "b831381d-6324-4d53-ad4f-8cda48b30811",
"email": "xtls@example.com",
"flow": "xtls-rprx-direct",
"level": 0,
"email": "love@example.com"
"level": 0
}
],
"decryption": "none"

40
test/vless_test.go
View File

@ -37,7 +37,6 @@ func TestClash_VlessTLS(t *testing.T) {
Server: localIP.String(),
Port: 10002,
UUID: "b831381d-6324-4d53-ad4f-8cda48b30811",
TLS: true,
SkipCertVerify: true,
ServerName: "example.org",
UDP: true,
@ -75,7 +74,6 @@ func TestClash_VlessXTLS(t *testing.T) {
Server: localIP.String(),
Port: 10002,
UUID: "b831381d-6324-4d53-ad4f-8cda48b30811",
TLS: true,
SkipCertVerify: true,
ServerName: "example.org",
UDP: true,
@ -89,3 +87,41 @@ func TestClash_VlessXTLS(t *testing.T) {
time.Sleep(waitTime)
testSuit(t, proxy)
}
func TestClash_VlessWS(t *testing.T) {
cfg := &container.Config{
Image: ImageVmess,
ExposedPorts: defaultExposedPorts,
}
hostCfg := &container.HostConfig{
PortBindings: defaultPortBindings,
Binds: []string{
fmt.Sprintf("%s:/etc/v2ray/config.json", C.Path.Resolve("vless-ws.json")),
fmt.Sprintf("%s:/etc/ssl/v2ray/fullchain.pem", C.Path.Resolve("example.org.pem")),
fmt.Sprintf("%s:/etc/ssl/v2ray/privkey.pem", C.Path.Resolve("example.org-key.pem")),
},
}
id, err := startContainer(cfg, hostCfg, "vless-ws")
if err != nil {
assert.FailNow(t, err.Error())
}
defer cleanContainer(id)
proxy, err := outbound.NewVless(outbound.VlessOption{
Name: "vless",
Server: localIP.String(),
Port: 10002,
UUID: "b831381d-6324-4d53-ad4f-8cda48b30811",
SkipCertVerify: true,
ServerName: "example.org",
Network: "ws",
UDP: true,
})
if err != nil {
assert.FailNow(t, err.Error())
}
time.Sleep(waitTime)
testSuit(t, proxy)
}

9
transport/vless/vless.go
View File

@ -35,15 +35,6 @@ type DstAddr struct {
Port uint
}
// Config of vless
type Config struct {
UUID string
AlterID uint16
Security string
Port string
HostName string
}
// Client is vless connection generator
type Client struct {
uuid *uuid.UUID