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XTLS Vision: Add testpre (outbound pre-connect) and testseed (outbound & inbound) (#5270)

Browse Source 
https://t.me/projectXtls/1034

---------

Co-authored-by: 风扇滑翔翼 <Fangliding.fshxy@outlook.com>
This commit is contained in:
RPRX
2025-12-01 13:10:54 +00:00
parent c6afcd5fb6
commit cadcb47074
8 changed files with 116 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files
proxy/vless/account.go
+7
View File
@@ -22,6 +22,8 @@ func (a *Account) AsAccount() (protocol.Account, error) {
Seconds: a.Seconds,
Padding: a.Padding,
Reverse: a.Reverse,
Testpre: a.Testpre,
Testseed: a.Testseed,
}, nil
}
@@ -38,6 +40,9 @@ type MemoryAccount struct {
Padding string
Reverse *Reverse
Testpre uint32
Testseed []uint32
}
// Equals implements protocol.Account.Equals().
@@ -58,5 +63,7 @@ func (a *MemoryAccount) ToProto() proto.Message {
Seconds: a.Seconds,
Padding: a.Padding,
Reverse: a.Reverse,
Testpre: a.Testpre,
Testseed: a.Testseed,
}
}
proxy/vless/account.pb.go
+27 -8
View File
@@ -79,6 +79,8 @@ type Account struct {
Seconds uint32 `protobuf:"varint,5,opt,name=seconds,proto3" json:"seconds,omitempty"`
Padding string `protobuf:"bytes,6,opt,name=padding,proto3" json:"padding,omitempty"`
Reverse *Reverse `protobuf:"bytes,7,opt,name=reverse,proto3" json:"reverse,omitempty"`
Testpre uint32 `protobuf:"varint,8,opt,name=testpre,proto3" json:"testpre,omitempty"`
Testseed []uint32 `protobuf:"varint,9,rep,packed,name=testseed,proto3" json:"testseed,omitempty"`
}
func (x *Account) Reset() {
@@ -160,6 +162,20 @@ func (x *Account) GetReverse() *Reverse {
return nil
}
func (x *Account) GetTestpre() uint32 {
if x != nil {
return x.Testpre
}
return 0
}
func (x *Account) GetTestseed() []uint32 {
if x != nil {
return x.Testseed
}
return nil
}
var File_proxy_vless_account_proto protoreflect.FileDescriptor
var file_proxy_vless_account_proto_rawDesc = []byte{
@@ -167,7 +183,7 @@ var file_proxy_vless_account_proto_rawDesc = []byte{
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@@ -180,13 +196,16 @@ var file_proxy_vless_account_proto_rawDesc = []byte{
0x07, 0x70, 0x61, 0x64, 0x64, 0x69, 0x6e, 0x67, 0x12, 0x33, 0x0a, 0x07, 0x72, 0x65, 0x76, 0x65,
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}
var (
proxy/vless/account.proto
+3
View File
@@ -22,4 +22,7 @@ message Account {
string padding = 6;
Reverse reverse = 7;
uint32 testpre = 8;
repeated uint32 testseed = 9;
}
proxy/vless/encoding/addons.go
+1 -1
View File
@@ -68,7 +68,7 @@ func EncodeBodyAddons(writer buf.Writer, request *protocol.RequestHeader, reques
return NewMultiLengthPacketWriter(writer)
}
if requestAddons.Flow == vless.XRV {
return proxy.NewVisionWriter(writer, state, isUplink, context, conn, ob)
return proxy.NewVisionWriter(writer, state, isUplink, context, conn, ob, request.User.Account.(*vless.MemoryAccount).Testseed)
}
return writer
}
proxy/vless/outbound/outbound.go
+47 -8
View File
@@ -7,6 +7,7 @@ import (
"encoding/base64"
"reflect"
"strings"
"sync"
"time"
"unsafe"
@@ -15,6 +16,7 @@ import (
"github.com/xtls/xray-core/app/reverse"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/buf"
xctx "github.com/xtls/xray-core/common/ctx"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/mux"
"github.com/xtls/xray-core/common/net"
@@ -52,6 +54,10 @@ type Handler struct {
cone bool
encryption *encryption.ClientInstance
reverse *Reverse
testpre uint32
initpre sync.Once
preConns chan stat.Connection
}
// New creates a new VLess outbound handler.
@@ -105,11 +111,16 @@ func New(ctx context.Context, config *Config) (*Handler, error) {
}()
}
handler.testpre = a.Testpre
return handler, nil
}
// Close implements common.Closable.Close().
func (h *Handler) Close() error {
if h.preConns != nil {
close(h.preConns)
}
if h.reverse != nil {
return h.reverse.Close()
}
@@ -128,18 +139,46 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
rec := h.server
var conn stat.Connection
if err := retry.ExponentialBackoff(5, 200).On(func() error {
var err error
conn, err = dialer.Dial(ctx, rec.Destination)
if err != nil {
return err
if h.testpre > 0 && h.reverse == nil {
h.initpre.Do(func() {
h.preConns = make(chan stat.Connection)
for range h.testpre { // TODO: randomize
go func() {
defer func() { recover() }()
ctx := xctx.ContextWithID(context.Background(), session.NewID())
for {
time.Sleep(time.Millisecond * 200) // TODO: randomize
conn, err := dialer.Dial(ctx, rec.Destination)
if err != nil {
errors.LogWarningInner(ctx, err, "pre-connect failed")
continue
}
h.preConns <- conn
}
}()
}
})
if conn = <-h.preConns; conn == nil {
return errors.New("closed handler").AtWarning()
}
}
if conn == nil {
if err := retry.ExponentialBackoff(5, 200).On(func() error {
var err error
conn, err = dialer.Dial(ctx, rec.Destination)
if err != nil {
return err
}
return nil
}); err != nil {
return errors.New("failed to find an available destination").Base(err).AtWarning()
}
return nil
}); err != nil {
return errors.New("failed to find an available destination").Base(err).AtWarning()
}
defer conn.Close()
ob.Conn = conn // for Vision's pre-connect
iConn := conn
if statConn, ok := iConn.(*stat.CounterConnection); ok {
iConn = statConn.Connection