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XHTTP XMUX: `cMaxLifetimeMs` -> `hMaxReusableSecs`, Refactor default values 

"xmux": {
    "maxConcurrency": "16-32",
    "maxConnections": 0,
    "cMaxReuseTimes": 0,
    "hMaxRequestTimes": "600-900",
    "hMaxReusableSecs": "1800-3000",
    "hKeepAlivePeriod": 0
}

Fixes https://github.com/XTLS/Xray-core/discussions/4113#discussioncomment-11685057
dev-mux-cool
RPRX 2024-12-31 10:00:19 +00:00 committed by GitHub
parent 93f72db9fd
commit 4ce65fc74c
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
6 changed files with 143 additions and 142 deletions
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10
infra/conf/transport_internet.go
View File

@ -240,8 +240,8 @@ type XmuxConfig struct {
MaxConcurrency Int32Range `json:"maxConcurrency"`
MaxConnections Int32Range `json:"maxConnections"`
CMaxReuseTimes Int32Range `json:"cMaxReuseTimes"`
CMaxLifetimeMs Int32Range `json:"cMaxLifetimeMs"`
HMaxRequestTimes Int32Range `json:"hMaxRequestTimes"`
HMaxReusableSecs Int32Range `json:"hMaxReusableSecs"`
HKeepAlivePeriod int64 `json:"hKeepAlivePeriod"`
}
@ -287,10 +287,10 @@ func (c *SplitHTTPConfig) Build() (proto.Message, error) {
if c.Xmux == (XmuxConfig{}) {
c.Xmux.MaxConcurrency.From = 16
c.Xmux.MaxConcurrency.To = 32
c.Xmux.CMaxReuseTimes.From = 256
c.Xmux.CMaxReuseTimes.To = 512
c.Xmux.HMaxRequestTimes.From = 800
c.Xmux.HMaxRequestTimes.From = 600
c.Xmux.HMaxRequestTimes.To = 900
c.Xmux.HMaxReusableSecs.From = 1800
c.Xmux.HMaxReusableSecs.To = 3000
}
config := &splithttp.Config{
@ -308,8 +308,8 @@ func (c *SplitHTTPConfig) Build() (proto.Message, error) {
MaxConcurrency: newRangeConfig(c.Xmux.MaxConcurrency),
MaxConnections: newRangeConfig(c.Xmux.MaxConnections),
CMaxReuseTimes: newRangeConfig(c.Xmux.CMaxReuseTimes),
CMaxLifetimeMs: newRangeConfig(c.Xmux.CMaxLifetimeMs),
HMaxRequestTimes: newRangeConfig(c.Xmux.HMaxRequestTimes),
HMaxReusableSecs: newRangeConfig(c.Xmux.HMaxReusableSecs),
HKeepAlivePeriod: c.Xmux.HKeepAlivePeriod,
},
}

77
transport/internet/splithttp/config.go
View File

@ -64,12 +64,15 @@ func (c *Config) WriteResponseHeader(writer http.ResponseWriter) {
}
}
func (c *Config) GetNormalizedScMaxBufferedPosts() int {
if c.ScMaxBufferedPosts == 0 {
return 30
func (c *Config) GetNormalizedXPaddingBytes() RangeConfig {
if c.XPaddingBytes == nil || c.XPaddingBytes.To == 0 {
return RangeConfig{
From: 100,
To: 1000,
}
}
return int(c.ScMaxBufferedPosts)
return *c.XPaddingBytes
}
func (c *Config) GetNormalizedScMaxEachPostBytes() RangeConfig {
@ -94,47 +97,23 @@ func (c *Config) GetNormalizedScMinPostsIntervalMs() RangeConfig {
return *c.ScMinPostsIntervalMs
}
func (c *Config) GetNormalizedXPaddingBytes() RangeConfig {
if c.XPaddingBytes == nil || c.XPaddingBytes.To == 0 {
return RangeConfig{
From: 100,
To: 1000,
}
func (c *Config) GetNormalizedScMaxBufferedPosts() int {
if c.ScMaxBufferedPosts == 0 {
return 30
}
return *c.XPaddingBytes
return int(c.ScMaxBufferedPosts)
}
func (m *XmuxConfig) GetNormalizedCMaxRequestTimes() RangeConfig {
if m.HMaxRequestTimes == nil {
func (m *XmuxConfig) GetNormalizedMaxConcurrency() RangeConfig {
if m.MaxConcurrency == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.HMaxRequestTimes
}
func (m *XmuxConfig) GetNormalizedCMaxReuseTimes() RangeConfig {
if m.CMaxReuseTimes == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.CMaxReuseTimes
}
func (m *XmuxConfig) GetNormalizedCMaxLifetimeMs() RangeConfig {
if m.CMaxLifetimeMs == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.CMaxLifetimeMs
return *m.MaxConcurrency
}
func (m *XmuxConfig) GetNormalizedMaxConnections() RangeConfig {
@ -148,15 +127,37 @@ func (m *XmuxConfig) GetNormalizedMaxConnections() RangeConfig {
return *m.MaxConnections
}
func (m *XmuxConfig) GetNormalizedMaxConcurrency() RangeConfig {
if m.MaxConcurrency == nil {
func (m *XmuxConfig) GetNormalizedCMaxReuseTimes() RangeConfig {
if m.CMaxReuseTimes == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.MaxConcurrency
return *m.CMaxReuseTimes
}
func (m *XmuxConfig) GetNormalizedHMaxRequestTimes() RangeConfig {
if m.HMaxRequestTimes == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.HMaxRequestTimes
}
func (m *XmuxConfig) GetNormalizedHMaxReusableSecs() RangeConfig {
if m.HMaxReusableSecs == nil {
return RangeConfig{
From: 0,
To: 0,
}
}
return *m.HMaxReusableSecs
}
func init() {

160
transport/internet/splithttp/config.pb.go
View File

@ -82,8 +82,8 @@ type XmuxConfig struct {
MaxConcurrency *RangeConfig `protobuf:"bytes,1,opt,name=maxConcurrency,proto3" json:"maxConcurrency,omitempty"`
MaxConnections *RangeConfig `protobuf:"bytes,2,opt,name=maxConnections,proto3" json:"maxConnections,omitempty"`
CMaxReuseTimes *RangeConfig `protobuf:"bytes,3,opt,name=cMaxReuseTimes,proto3" json:"cMaxReuseTimes,omitempty"`
CMaxLifetimeMs *RangeConfig `protobuf:"bytes,4,opt,name=cMaxLifetimeMs,proto3" json:"cMaxLifetimeMs,omitempty"`
HMaxRequestTimes *RangeConfig `protobuf:"bytes,5,opt,name=hMaxRequestTimes,proto3" json:"hMaxRequestTimes,omitempty"`
HMaxRequestTimes *RangeConfig `protobuf:"bytes,4,opt,name=hMaxRequestTimes,proto3" json:"hMaxRequestTimes,omitempty"`
HMaxReusableSecs *RangeConfig `protobuf:"bytes,5,opt,name=hMaxReusableSecs,proto3" json:"hMaxReusableSecs,omitempty"`
HKeepAlivePeriod int64 `protobuf:"varint,6,opt,name=hKeepAlivePeriod,proto3" json:"hKeepAlivePeriod,omitempty"`
}
@ -138,16 +138,16 @@ func (x *XmuxConfig) GetCMaxReuseTimes() *RangeConfig {
return nil
}
func (x *XmuxConfig) GetCMaxLifetimeMs() *RangeConfig {
func (x *XmuxConfig) GetHMaxRequestTimes() *RangeConfig {
if x != nil {
return x.CMaxLifetimeMs
return x.HMaxRequestTimes
}
return nil
}
func (x *XmuxConfig) GetHMaxRequestTimes() *RangeConfig {
func (x *XmuxConfig) GetHMaxReusableSecs() *RangeConfig {
if x != nil {
return x.HMaxRequestTimes
return x.HMaxReusableSecs
}
return nil
}
@ -305,7 +305,7 @@ var file_transport_internet_splithttp_config_proto_rawDesc = []byte{
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}
var (
@ -420,8 +420,8 @@ var file_transport_internet_splithttp_config_proto_depIdxs = []int32{
0, // 0: xray.transport.internet.splithttp.XmuxConfig.maxConcurrency:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 1: xray.transport.internet.splithttp.XmuxConfig.maxConnections:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 2: xray.transport.internet.splithttp.XmuxConfig.cMaxReuseTimes:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 3: xray.transport.internet.splithttp.XmuxConfig.cMaxLifetimeMs:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 4: xray.transport.internet.splithttp.XmuxConfig.hMaxRequestTimes:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 3: xray.transport.internet.splithttp.XmuxConfig.hMaxRequestTimes:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 4: xray.transport.internet.splithttp.XmuxConfig.hMaxReusableSecs:type_name -> xray.transport.internet.splithttp.RangeConfig
3, // 5: xray.transport.internet.splithttp.Config.headers:type_name -> xray.transport.internet.splithttp.Config.HeadersEntry
0, // 6: xray.transport.internet.splithttp.Config.xPaddingBytes:type_name -> xray.transport.internet.splithttp.RangeConfig
0, // 7: xray.transport.internet.splithttp.Config.scMaxEachPostBytes:type_name -> xray.transport.internet.splithttp.RangeConfig

4
transport/internet/splithttp/config.proto
View File

@ -17,8 +17,8 @@ message XmuxConfig {
RangeConfig maxConcurrency = 1;
RangeConfig maxConnections = 2;
RangeConfig cMaxReuseTimes = 3;
RangeConfig cMaxLifetimeMs = 4;
RangeConfig hMaxRequestTimes = 5;
RangeConfig hMaxRequestTimes = 4;
RangeConfig hMaxReusableSecs = 5;
int64 hKeepAlivePeriod = 6;
}

3
transport/internet/splithttp/dialer.go
View File

@ -447,7 +447,8 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
lastWrite = time.Now()
if xmuxClient != nil && xmuxClient.LeftRequests.Add(-1) <= 0 {
if xmuxClient != nil && (xmuxClient.LeftRequests.Add(-1) <= 0 ||
(xmuxClient.UnreusableAt != time.Time{} && lastWrite.After(xmuxClient.UnreusableAt))) {
httpClient, xmuxClient = getHTTPClient(ctx, dest, streamSettings)
}

31
transport/internet/splithttp/mux.go
View File

@ -16,11 +16,11 @@ type XmuxConn interface {
}
type XmuxClient struct {
XmuxConn XmuxConn
OpenUsage atomic.Int32
leftUsage int32
expirationTime time.Time
LeftRequests atomic.Int32
XmuxConn XmuxConn
OpenUsage atomic.Int32
leftUsage int32
LeftRequests atomic.Int32
UnreusableAt time.Time
}
type XmuxManager struct {
@ -43,20 +43,19 @@ func NewXmuxManager(xmuxConfig XmuxConfig, newConnFunc func() XmuxConn) *XmuxMan
func (m *XmuxManager) newXmuxClient() *XmuxClient {
xmuxClient := &XmuxClient{
XmuxConn: m.newConnFunc(),
leftUsage: -1,
expirationTime: time.UnixMilli(0),
XmuxConn: m.newConnFunc(),
leftUsage: -1,
}
if x := m.xmuxConfig.GetNormalizedCMaxReuseTimes().rand(); x > 0 {
xmuxClient.leftUsage = x - 1
}
if x := m.xmuxConfig.GetNormalizedCMaxLifetimeMs().rand(); x > 0 {
xmuxClient.expirationTime = time.Now().Add(time.Duration(x) * time.Millisecond)
}
xmuxClient.LeftRequests.Store(math.MaxInt32)
if x := m.xmuxConfig.GetNormalizedCMaxRequestTimes().rand(); x > 0 {
if x := m.xmuxConfig.GetNormalizedHMaxRequestTimes().rand(); x > 0 {
xmuxClient.LeftRequests.Store(x)
}
if x := m.xmuxConfig.GetNormalizedHMaxReusableSecs().rand(); x > 0 {
xmuxClient.UnreusableAt = time.Now().Add(time.Duration(x) * time.Second)
}
m.xmuxClients = append(m.xmuxClients, xmuxClient)
return xmuxClient
}
@ -66,13 +65,13 @@ func (m *XmuxManager) GetXmuxClient(ctx context.Context) *XmuxClient { // when l
xmuxClient := m.xmuxClients[i]
if xmuxClient.XmuxConn.IsClosed() ||
xmuxClient.leftUsage == 0 ||
(xmuxClient.expirationTime != time.UnixMilli(0) && time.Now().After(xmuxClient.expirationTime)) ||
xmuxClient.LeftRequests.Load() <= 0 {
xmuxClient.LeftRequests.Load() <= 0 ||
(xmuxClient.UnreusableAt != time.Time{} && time.Now().After(xmuxClient.UnreusableAt)) {
errors.LogDebug(ctx, "XMUX: removing xmuxClient, IsClosed() = ", xmuxClient.XmuxConn.IsClosed(),
", OpenUsage = ", xmuxClient.OpenUsage.Load(),
", leftUsage = ", xmuxClient.leftUsage,
", expirationTime = ", xmuxClient.expirationTime,
", LeftRequests = ", xmuxClient.LeftRequests.Load())
", LeftRequests = ", xmuxClient.LeftRequests.Load(),
", UnreusableAt = ", xmuxClient.UnreusableAt)
m.xmuxClients = append(m.xmuxClients[:i], m.xmuxClients[i+1:]...)
} else {
i++