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Add back urltest outbound

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世界 2022-09-15 15:22:08 +08:00
parent 4d24cf5ec4
commit a5402ffb69
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GPG key ID: CD109927C34A63C4
16 changed files with 434 additions and 45 deletions
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2
adapter/experimental.go
View file

@ -4,6 +4,7 @@ import (
"context"
"net"
"github.com/sagernet/sing-box/common/urltest"
N "github.com/sagernet/sing/common/network"
)
@ -12,6 +13,7 @@ type ClashServer interface {
Mode() string
StoreSelected() bool
CacheFile() ClashCacheFile
HistoryStorage() *urltest.HistoryStorage
RoutedConnection(ctx context.Context, conn net.Conn, metadata InboundContext, matchedRule Rule) (net.Conn, Tracker)
RoutedPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext, matchedRule Rule) (N.PacketConn, Tracker)
}

1
constant/proxy.go
View file

@ -25,4 +25,5 @@ const (
const (
TypeSelector = "selector"
TypeURLTest = "urltest"
)

13
constant/timeout.go
View file

@ -3,10 +3,11 @@ package constant
import "time"
const (
TCPTimeout = 5 * time.Second
ReadPayloadTimeout = 300 * time.Millisecond
DNSTimeout = 10 * time.Second
QUICTimeout = 30 * time.Second
STUNTimeout = 15 * time.Second
UDPTimeout = 5 * time.Minute
TCPTimeout = 5 * time.Second
ReadPayloadTimeout = 300 * time.Millisecond
DNSTimeout = 10 * time.Second
QUICTimeout = 30 * time.Second
STUNTimeout = 15 * time.Second
UDPTimeout = 5 * time.Minute
DefaultURLTestInterval = 1 * time.Minute
)

33
docs/configuration/outbound/index.md
View file

@ -15,21 +15,24 @@
### Fields
| Type | Format |
|---------------|------------------------------|
| `direct` | [Direct](./direct) |
| `block` | [Block](./block) |
| `socks` | [SOCKS](./socks) |
| `http` | [HTTP](./http) |
| `shadowsocks` | [Shadowsocks](./shadowsocks) |
| `vmess` | [VMess](./vmess) |
| `trojan` | [Trojan](./trojan) |
| `wireguard` | [Wireguard](./wireguard) |
| `hysteria` | [Hysteria](./hysteria) |
| `tor` | [Tor](./tor) |
| `ssh` | [SSH](./ssh) |
| `dns` | [DNS](./dns) |
| `selector` | [Selector](./selector) |
| Type | Format |
|----------------|--------------------------------|
| `direct` | [Direct](./direct) |
| `block` | [Block](./block) |
| `socks` | [SOCKS](./socks) |
| `http` | [HTTP](./http) |
| `shadowsocks` | [Shadowsocks](./shadowsocks) |
| `vmess` | [VMess](./vmess) |
| `trojan` | [Trojan](./trojan) |
| `wireguard` | [Wireguard](./wireguard) |
| `hysteria` | [Hysteria](./hysteria) |
| `shadowsocksr` | [ShadowsocksR](./shadowsocksr) |
| `vless` | [VLESS](./vless) |
| `tor` | [Tor](./tor) |
| `ssh` | [SSH](./ssh) |
| `dns` | [DNS](./dns) |
| `selector` | [Selector](./selector) |
| `urltest` | [URLTest](./urltest) |
#### tag

33
docs/configuration/outbound/index.zh.md
View file

@ -15,21 +15,24 @@
### 字段
| 类型 | 格式 |
|---------------|------------------------------|
| `direct` | [Direct](./direct) |
| `block` | [Block](./block) |
| `socks` | [SOCKS](./socks) |
| `http` | [HTTP](./http) |
| `shadowsocks` | [Shadowsocks](./shadowsocks) |
| `vmess` | [VMess](./vmess) |
| `trojan` | [Trojan](./trojan) |
| `wireguard` | [Wireguard](./wireguard) |
| `hysteria` | [Hysteria](./hysteria) |
| `tor` | [Tor](./tor) |
| `ssh` | [SSH](./ssh) |
| `dns` | [DNS](./dns) |
| `selector` | [Selector](./selector) |
| 类型 | 格式 |
|----------------|--------------------------------|
| `direct` | [Direct](./direct) |
| `block` | [Block](./block) |
| `socks` | [SOCKS](./socks) |
| `http` | [HTTP](./http) |
| `shadowsocks` | [Shadowsocks](./shadowsocks) |
| `vmess` | [VMess](./vmess) |
| `trojan` | [Trojan](./trojan) |
| `wireguard` | [Wireguard](./wireguard) |
| `hysteria` | [Hysteria](./hysteria) |
| `shadowsocksr` | [ShadowsocksR](./shadowsocksr) |
| `vless` | [VLESS](./vless) |
| `tor` | [Tor](./tor) |
| `ssh` | [SSH](./ssh) |
| `dns` | [DNS](./dns) |
| `selector` | [Selector](./selector) |
| `urltest` | [URLTest](./urltest) |
#### tag

37
docs/configuration/outbound/urltest.md Normal file
View file

@ -0,0 +1,37 @@
### Structure
```json
{
"type": "urltest",
"tag": "auto",
"outbounds": [
"proxy-a",
"proxy-b",
"proxy-c"
],
"url": "http://www.gstatic.com/generate_204",
"interval": "1m",
"tolerance": 50
}
```
### Fields
#### outbounds
==Required==
List of outbound tags to test.
#### url
The URL to test. `http://www.gstatic.com/generate_204` will be used if empty.
#### interval
The test interval. `1m` will be used if empty.
#### tolerance
The test tolerance in milliseconds. `50` will be used if empty.

37
docs/configuration/outbound/urltest.zh.md Normal file
View file

@ -0,0 +1,37 @@
### 结构
```json
{
"type": "urltest",
"tag": "auto",
"outbounds": [
"proxy-a",
"proxy-b",
"proxy-c"
],
"url": "http://www.gstatic.com/generate_204",
"interval": "1m",
"tolerance": 50
}
```
### 字段
#### outbounds
==必填==
用于测试的出站标签列表。
#### url
用于测试的链接。默认使用 `http://www.gstatic.com/generate_204`。
#### interval
测试间隔。 默认使用 `1m`。
#### tolerance
以毫秒为单位的测试容差。 默认使用 `50`。

11
experimental/clashapi/proxies.go
View file

@ -61,7 +61,6 @@ func findProxyByName(router adapter.Router) func(next http.Handler) http.Handler
func proxyInfo(server *Server, detour adapter.Outbound) *badjson.JSONObject {
var info badjson.JSONObject
var clashType string
var isGroup bool
switch detour.Type() {
case C.TypeDirect:
clashType = "Direct"
@ -91,7 +90,8 @@ func proxyInfo(server *Server, detour adapter.Outbound) *badjson.JSONObject {
clashType = "SSH"
case C.TypeSelector:
clashType = "Selector"
isGroup = true
case C.TypeURLTest:
clashType = "URLTest"
default:
clashType = "Direct"
}
@ -104,10 +104,9 @@ func proxyInfo(server *Server, detour adapter.Outbound) *badjson.JSONObject {
} else {
info.Put("history", []*urltest.History{})
}
if isGroup {
selector := detour.(adapter.OutboundGroup)
info.Put("now", selector.Now())
info.Put("all", selector.All())
if group, isGroup := detour.(adapter.OutboundGroup); isGroup {
info.Put("now", group.Now())
info.Put("all", group.All())
}
return &info
}

4
experimental/clashapi/server.go
View file

@ -144,6 +144,10 @@ func (s *Server) CacheFile() adapter.ClashCacheFile {
return s.cacheFile
}
func (s *Server) HistoryStorage() *urltest.HistoryStorage {
return s.urlTestHistory
}
func (s *Server) RoutedConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, matchedRule adapter.Rule) (net.Conn, adapter.Tracker) {
tracker := trafficontrol.NewTCPTracker(conn, s.trafficManager, castMetadata(metadata), s.router, matchedRule)
return tracker, tracker

2
go.mod
View file

@ -26,7 +26,7 @@ require (
github.com/sagernet/sing v0.0.0-20220915031330-38f39bc0c690
github.com/sagernet/sing-dns v0.0.0-20220913115644-aebff1dfbba8
github.com/sagernet/sing-shadowsocks v0.0.0-20220819002358-7461bb09a8f6
github.com/sagernet/sing-tun v0.0.0-20220915032336-60b1da576469
github.com/sagernet/sing-tun v0.0.0-20220915041614-0e80d729a3e1
github.com/sagernet/sing-vmess v0.0.0-20220913015714-c4ab86d40e12
github.com/sagernet/smux v0.0.0-20220831015742-e0f1988e3195
github.com/sagernet/websocket v0.0.0-20220913015213-615516348b4e

4
go.sum
View file

@ -151,8 +151,8 @@ github.com/sagernet/sing-dns v0.0.0-20220913115644-aebff1dfbba8 h1:Iyfl+Rm5jcDvX
github.com/sagernet/sing-dns v0.0.0-20220913115644-aebff1dfbba8/go.mod h1:bPVnJ5gJ0WmUfN1bJP9Cis0ab8SSByx6JVzyLJjDMwA=
github.com/sagernet/sing-shadowsocks v0.0.0-20220819002358-7461bb09a8f6 h1:JJfDeYYhWunvtxsU/mOVNTmFQmnzGx9dY034qG6G3g4=
github.com/sagernet/sing-shadowsocks v0.0.0-20220819002358-7461bb09a8f6/go.mod h1:EX3RbZvrwAkPI2nuGa78T2iQXmrkT+/VQtskjou42xM=
github.com/sagernet/sing-tun v0.0.0-20220915032336-60b1da576469 h1:tvGUJsOqxZ3ofAY9undQfQ+JCWvmIwLpIOC+XaBFO88=
github.com/sagernet/sing-tun v0.0.0-20220915032336-60b1da576469/go.mod h1:5AhPUv9jWDQ3pv3Mj78SL/1TSjhoaj6WNASxRKLqXqM=
github.com/sagernet/sing-tun v0.0.0-20220915041614-0e80d729a3e1 h1:QHpg9JSUeNVnit9UgwGug/P39naZgrct0fY5FiwnyuI=
github.com/sagernet/sing-tun v0.0.0-20220915041614-0e80d729a3e1/go.mod h1:5AhPUv9jWDQ3pv3Mj78SL/1TSjhoaj6WNASxRKLqXqM=
github.com/sagernet/sing-vmess v0.0.0-20220913015714-c4ab86d40e12 h1:4HYGbTDDemgBVTmaspXbkgjJlXc3hYVjNxSddJndq8Y=
github.com/sagernet/sing-vmess v0.0.0-20220913015714-c4ab86d40e12/go.mod h1:u66Vv7NHXJWfeAmhh7JuJp/cwxmuQlM56QoZ7B7Mmd0=
github.com/sagernet/smux v0.0.0-20220831015742-e0f1988e3195 h1:5VBIbVw9q7aKbrFdT83mjkyvQ+VaRsQ6yflTepfln38=

1
mkdocs.yml
View file

@ -90,6 +90,7 @@ nav:
- SSH: configuration/outbound/ssh.md
- DNS: configuration/outbound/dns.md
- Selector: configuration/outbound/selector.md
- URLTest: configuration/outbound/urltest.md
- FAQ:
- faq/index.md
- Known Issues: faq/known-issues.md

7
option/clash.go
View file

@ -14,3 +14,10 @@ type SelectorOutboundOptions struct {
Outbounds []string `json:"outbounds"`
Default string `json:"default,omitempty"`
}
type URLTestOutboundOptions struct {
Outbounds []string `json:"outbounds"`
URL string `json:"url,omitempty"`
Interval Duration `json:"interval,omitempty"`
Tolerance uint16 `json:"tolerance,omitempty"`
}

5
option/outbound.go
View file

@ -24,6 +24,7 @@ type _Outbound struct {
ShadowsocksROptions ShadowsocksROutboundOptions `json:"-"`
VLESSOptions VLESSOutboundOptions `json:"-"`
SelectorOptions SelectorOutboundOptions `json:"-"`
URLTestOptions URLTestOutboundOptions `json:"-"`
}
type Outbound _Outbound
@ -61,6 +62,8 @@ func (h Outbound) MarshalJSON() ([]byte, error) {
v = h.VLESSOptions
case C.TypeSelector:
v = h.SelectorOptions
case C.TypeURLTest:
v = h.URLTestOptions
default:
return nil, E.New("unknown outbound type: ", h.Type)
}
@ -104,6 +107,8 @@ func (h *Outbound) UnmarshalJSON(bytes []byte) error {
v = &h.VLESSOptions
case C.TypeSelector:
v = &h.SelectorOptions
case C.TypeURLTest:
v = &h.URLTestOptions
default:
return E.New("unknown outbound type: ", h.Type)
}

2
outbound/builder.go
View file

@ -47,6 +47,8 @@ func New(ctx context.Context, router adapter.Router, logger log.ContextLogger, o
return NewVLESS(ctx, router, logger, options.Tag, options.VLESSOptions)
case C.TypeSelector:
return NewSelector(router, logger, options.Tag, options.SelectorOptions)
case C.TypeURLTest:
return NewURLTest(router, logger, options.Tag, options.URLTestOptions)
default:
return nil, E.New("unknown outbound type: ", options.Type)
}

287
outbound/urltest.go Normal file
View file

@ -0,0 +1,287 @@
package outbound
import (
"context"
"net"
"sort"
"time"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/urltest"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/batch"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
var (
_ adapter.Outbound = (*URLTest)(nil)
_ adapter.OutboundGroup = (*URLTest)(nil)
)
type URLTest struct {
myOutboundAdapter
tags []string
link string
interval time.Duration
tolerance uint16
group *URLTestGroup
}
func NewURLTest(router adapter.Router, logger log.ContextLogger, tag string, options option.URLTestOutboundOptions) (*URLTest, error) {
outbound := &URLTest{
myOutboundAdapter: myOutboundAdapter{
protocol: C.TypeURLTest,
router: router,
logger: logger,
tag: tag,
},
tags: options.Outbounds,
link: options.URL,
interval: time.Duration(options.Interval),
tolerance: options.Tolerance,
}
if len(outbound.tags) == 0 {
return nil, E.New("missing tags")
}
return outbound, nil
}
func (s *URLTest) Network() []string {
if s.group == nil {
return []string{N.NetworkTCP, N.NetworkUDP}
}
return s.group.Select(N.NetworkTCP).Network()
}
func (s *URLTest) Start() error {
outbounds := make([]adapter.Outbound, 0, len(s.tags))
for i, tag := range s.tags {
detour, loaded := s.router.Outbound(tag)
if !loaded {
return E.New("outbound ", i, " not found: ", tag)
}
outbounds = append(outbounds, detour)
}
s.group = NewURLTestGroup(s.router, s.logger, outbounds, s.link, s.interval, s.tolerance)
return s.group.Start()
}
func (s URLTest) Close() error {
return common.Close(
common.PtrOrNil(s.group),
)
}
func (s *URLTest) Now() string {
return s.group.Select(N.NetworkTCP).Tag()
}
func (s *URLTest) All() []string {
return s.tags
}
func (s *URLTest) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
outbound := s.group.Select(network)
conn, err := outbound.DialContext(ctx, network, destination)
if err == nil {
return conn, nil
}
s.logger.ErrorContext(ctx, err)
go s.group.checkOutbounds()
outbounds := s.group.Fallback(outbound)
for _, fallback := range outbounds {
conn, err = fallback.DialContext(ctx, network, destination)
if err == nil {
return conn, nil
}
}
return nil, err
}
func (s *URLTest) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
outbound := s.group.Select(N.NetworkUDP)
conn, err := outbound.ListenPacket(ctx, destination)
if err == nil {
return conn, nil
}
s.logger.ErrorContext(ctx, err)
go s.group.checkOutbounds()
outbounds := s.group.Fallback(outbound)
for _, fallback := range outbounds {
conn, err = fallback.ListenPacket(ctx, destination)
if err == nil {
return conn, nil
}
}
return nil, err
}
func (s *URLTest) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, s, conn, metadata)
}
func (s *URLTest) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, s, conn, metadata)
}
type URLTestGroup struct {
router adapter.Router
logger log.Logger
outbounds []adapter.Outbound
link string
interval time.Duration
tolerance uint16
history *urltest.HistoryStorage
ticker *time.Ticker
close chan struct{}
}
func NewURLTestGroup(router adapter.Router, logger log.Logger, outbounds []adapter.Outbound, link string, interval time.Duration, tolerance uint16) *URLTestGroup {
if link == "" {
//goland:noinspection HttpUrlsUsage
link = "http://www.gstatic.com/generate_204"
}
if interval == 0 {
interval = C.TCPTimeout
}
if tolerance == 0 {
tolerance = 50
}
var history *urltest.HistoryStorage
if clashServer := router.ClashServer(); clashServer != nil {
history = clashServer.HistoryStorage()
} else {
history = urltest.NewHistoryStorage()
}
return &URLTestGroup{
router: router,
logger: logger,
outbounds: outbounds,
link: link,
interval: interval,
tolerance: tolerance,
history: history,
close: make(chan struct{}),
}
}
func (g *URLTestGroup) Start() error {
g.ticker = time.NewTicker(g.interval)
go g.loopCheck()
return nil
}
func (g *URLTestGroup) Close() error {
g.ticker.Stop()
close(g.close)
return nil
}
func (g *URLTestGroup) Select(network string) adapter.Outbound {
var minDelay uint16
var minTime time.Time
var minOutbound adapter.Outbound
for _, detour := range g.outbounds {
if !common.Contains(detour.Network(), network) {
continue
}
history := g.history.LoadURLTestHistory(RealTag(detour))
if history == nil {
continue
}
if minDelay == 0 || minDelay > history.Delay+g.tolerance || minDelay > history.Delay-g.tolerance && minTime.Before(history.Time) {
minDelay = history.Delay
minTime = history.Time
minOutbound = detour
}
}
if minOutbound == nil {
for _, detour := range g.outbounds {
if !common.Contains(detour.Network(), network) {
continue
}
minOutbound = detour
break
}
}
return minOutbound
}
func (g *URLTestGroup) Fallback(used adapter.Outbound) []adapter.Outbound {
outbounds := make([]adapter.Outbound, 0, len(g.outbounds)-1)
for _, detour := range g.outbounds {
if detour != used {
outbounds = append(outbounds, detour)
}
}
sort.Slice(outbounds, func(i, j int) bool {
oi := outbounds[i]
oj := outbounds[j]
hi := g.history.LoadURLTestHistory(RealTag(oi))
if hi == nil {
return false
}
hj := g.history.LoadURLTestHistory(RealTag(oj))
if hj == nil {
return false
}
return hi.Delay < hj.Delay
})
return outbounds
}
func (g *URLTestGroup) loopCheck() {
go g.checkOutbounds()
for {
select {
case <-g.close:
return
case <-g.ticker.C:
g.checkOutbounds()
}
}
}
func (g *URLTestGroup) checkOutbounds() {
b, _ := batch.New(context.Background(), batch.WithConcurrencyNum[any](10))
checked := make(map[string]bool)
for _, detour := range g.outbounds {
tag := detour.Tag()
realTag := RealTag(detour)
if checked[realTag] {
continue
}
history := g.history.LoadURLTestHistory(realTag)
if history != nil && time.Now().Sub(history.Time) < g.interval {
continue
}
checked[realTag] = true
p, loaded := g.router.Outbound(realTag)
if !loaded {
continue
}
b.Go(realTag, func() (any, error) {
ctx, cancel := context.WithTimeout(context.Background(), C.TCPTimeout)
defer cancel()
t, err := urltest.URLTest(ctx, g.link, p)
if err != nil {
g.logger.Debug("outbound ", tag, " unavailable: ", err)
g.history.DeleteURLTestHistory(realTag)
} else {
g.logger.Debug("outbound ", tag, " available: ", t, "ms")
g.history.StoreURLTestHistory(realTag, &urltest.History{
Time: time.Now(),
Delay: t,
})
}
return nil, nil
})
}
b.Wait()
}