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Improve darwin tun performance

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世界 2025-07-18 12:20:26 +08:00
parent 5533094984
commit 72dbcd3ad4
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GPG Key ID: CD109927C34A63C4
4 changed files with 294 additions and 6 deletions
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286
cmd/internal/tun_bench/main.go Normal file
View File

@ -0,0 +1,286 @@
package main
import (
"context"
"fmt"
"io"
"net/netip"
"os"
"os/exec"
"strings"
"syscall"
"time"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/include"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/json"
"github.com/sagernet/sing/common/shell"
)
var iperf3Path string
func main() {
err := main0()
if err != nil {
log.Fatal(err)
}
}
func main0() error {
err := shell.Exec("sudo", "ls").Run()
if err != nil {
return err
}
results, err := runTests()
if err != nil {
return err
}
encoder := json.NewEncoder(os.Stdout)
encoder.SetIndent("", " ")
return encoder.Encode(results)
}
func runTests() ([]TestResult, error) {
boxPaths := []string{
//"/Users/sekai/Downloads/sing-box-1.11.15-darwin-arm64/sing-box",
//"/Users/sekai/Downloads/sing-box-1.11.15-linux-arm64/sing-box",
"./sing-box",
}
stacks := []string{
"gvisor",
"system",
}
mtus := []int{
// 1500,
// 4064,
// 16384,
32768,
49152,
65535,
}
flagList := [][]string{
{},
}
var results []TestResult
for _, boxPath := range boxPaths {
for _, stack := range stacks {
for _, mtu := range mtus {
if strings.HasPrefix(boxPath, ".") {
for _, flags := range flagList {
result, err := testOnce(boxPath, stack, mtu, false, flags)
if err != nil {
return nil, err
}
results = append(results, *result)
}
} else {
result, err := testOnce(boxPath, stack, mtu, false, nil)
if err != nil {
return nil, err
}
results = append(results, *result)
}
}
}
}
return results, nil
}
type TestResult struct {
BoxPath string `json:"box_path"`
Stack string `json:"stack"`
MTU int `json:"mtu"`
Flags []string `json:"flags"`
MultiThread bool `json:"multi_thread"`
UploadSpeed string `json:"upload_speed"`
DownloadSpeed string `json:"download_speed"`
}
func testOnce(boxPath string, stackName string, mtu int, multiThread bool, flags []string) (result *TestResult, err error) {
testAddress := netip.MustParseAddr("1.1.1.1")
testConfig := option.Options{
Inbounds: []option.Inbound{
{
Type: C.TypeTun,
Options: &option.TunInboundOptions{
Address: []netip.Prefix{netip.MustParsePrefix("172.18.0.1/30")},
AutoRoute: true,
MTU: uint32(mtu),
Stack: stackName,
RouteAddress: []netip.Prefix{netip.PrefixFrom(testAddress, testAddress.BitLen())},
},
},
},
Route: &option.RouteOptions{
Rules: []option.Rule{
{
Type: C.RuleTypeDefault,
DefaultOptions: option.DefaultRule{
RawDefaultRule: option.RawDefaultRule{
IPCIDR: []string{testAddress.String()},
},
RuleAction: option.RuleAction{
Action: C.RuleActionTypeRouteOptions,
RouteOptionsOptions: option.RouteOptionsActionOptions{
OverrideAddress: "127.0.0.1",
},
},
},
},
},
AutoDetectInterface: true,
},
}
ctx := include.Context(context.Background())
tempConfig, err := os.CreateTemp("", "tun-bench-*.json")
if err != nil {
return
}
defer os.Remove(tempConfig.Name())
encoder := json.NewEncoderContext(ctx, tempConfig)
encoder.SetIndent("", " ")
err = encoder.Encode(testConfig)
if err != nil {
return nil, E.Cause(err, "encode test config")
}
tempConfig.Close()
var sudoArgs []string
if len(flags) > 0 {
sudoArgs = append(sudoArgs, "env")
for _, flag := range flags {
sudoArgs = append(sudoArgs, flag)
}
}
sudoArgs = append(sudoArgs, boxPath, "run", "-c", tempConfig.Name())
boxProcess := shell.Exec("sudo", sudoArgs...)
boxProcess.Stdout = &stderrWriter{}
boxProcess.Stderr = io.Discard
err = boxProcess.Start()
if err != nil {
return
}
if C.IsDarwin {
iperf3Path, err = exec.LookPath("iperf3-darwin")
} else {
iperf3Path, err = exec.LookPath("iperf3")
}
if err != nil {
return
}
serverProcess := shell.Exec(iperf3Path, "-s")
serverProcess.Stdout = io.Discard
serverProcess.Stderr = io.Discard
err = serverProcess.Start()
if err != nil {
return nil, E.Cause(err, "start iperf3 server")
}
time.Sleep(time.Second)
args := []string{"-c", testAddress.String(), "-t", "5"}
if multiThread {
args = append(args, "-P", "10")
}
uploadProcess := shell.Exec(iperf3Path, args...)
output, err := uploadProcess.Read()
if err != nil {
boxProcess.Process.Signal(syscall.SIGKILL)
serverProcess.Process.Signal(syscall.SIGKILL)
println(output)
return
}
uploadResult := common.SubstringBeforeLast(output, "iperf Done.")
uploadResult = common.SubstringBeforeLast(uploadResult, "sender")
uploadResult = common.SubstringBeforeLast(uploadResult, "bits/sec")
uploadResult = common.SubstringAfterLast(uploadResult, "Bytes")
uploadResult = strings.ReplaceAll(uploadResult, " ", "")
result = &TestResult{
BoxPath: boxPath,
Stack: stackName,
MTU: mtu,
Flags: flags,
MultiThread: multiThread,
UploadSpeed: uploadResult,
}
downloadProcess := shell.Exec(iperf3Path, append(args, "-R")...)
output, err = downloadProcess.Read()
if err != nil {
boxProcess.Process.Signal(syscall.SIGKILL)
serverProcess.Process.Signal(syscall.SIGKILL)
println(output)
return
}
downloadResult := common.SubstringBeforeLast(output, "iperf Done.")
downloadResult = common.SubstringBeforeLast(downloadResult, "receiver")
downloadResult = common.SubstringBeforeLast(downloadResult, "bits/sec")
downloadResult = common.SubstringAfterLast(downloadResult, "Bytes")
downloadResult = strings.ReplaceAll(downloadResult, " ", "")
result.DownloadSpeed = downloadResult
printArgs := []any{boxPath, stackName, mtu, "upload", uploadResult, "download", downloadResult}
if len(flags) > 0 {
printArgs = append(printArgs, "flags", strings.Join(flags, " "))
}
if multiThread {
printArgs = append(printArgs, "(-P 10)")
}
fmt.Println(printArgs...)
err = boxProcess.Process.Signal(syscall.SIGTERM)
if err != nil {
return
}
err = serverProcess.Process.Signal(syscall.SIGTERM)
if err != nil {
return
}
boxDone := make(chan struct{})
go func() {
boxProcess.Cmd.Wait()
close(boxDone)
}()
serverDone := make(chan struct{})
go func() {
serverProcess.Process.Wait()
close(serverDone)
}()
select {
case <-boxDone:
case <-time.After(2 * time.Second):
boxProcess.Process.Kill()
case <-time.After(4 * time.Second):
println("box process did not close!")
os.Exit(1)
}
select {
case <-serverDone:
case <-time.After(2 * time.Second):
serverProcess.Process.Kill()
case <-time.After(4 * time.Second):
println("server process did not close!")
os.Exit(1)
}
return
}
type stderrWriter struct{}
func (w *stderrWriter) Write(p []byte) (n int, err error) {
return os.Stderr.Write(p)
}

4
go.mod
View File

@ -28,13 +28,13 @@ require (
github.com/sagernet/gomobile v0.1.7
github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb
github.com/sagernet/quic-go v0.52.0-beta.1
github.com/sagernet/sing v0.6.12-0.20250710134112-2f96887176ff
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88
github.com/sagernet/sing-mux v0.3.2
github.com/sagernet/sing-quic v0.5.0-beta.3
github.com/sagernet/sing-shadowsocks v0.2.8
github.com/sagernet/sing-shadowsocks2 v0.2.1
github.com/sagernet/sing-shadowtls v0.2.1-0.20250503051639-fcd445d33c11
github.com/sagernet/sing-tun v0.6.10-0.20250710134146-6aeee7bc7db4
github.com/sagernet/sing-tun v0.6.10-0.20250718030019-3af7305b853e
github.com/sagernet/sing-vmess v0.2.4-0.20250605032146-38cc72672c88
github.com/sagernet/smux v1.5.34-mod.2
github.com/sagernet/tailscale v1.80.3-mod.5

8
go.sum
View File

@ -168,8 +168,8 @@ github.com/sagernet/nftables v0.3.0-beta.4/go.mod h1:OQXAjvjNGGFxaTgVCSTRIhYB5/l
github.com/sagernet/quic-go v0.52.0-beta.1 h1:hWkojLg64zjV+MJOvJU/kOeWndm3tiEfBLx5foisszs=
github.com/sagernet/quic-go v0.52.0-beta.1/go.mod h1:OV+V5kEBb8kJS7k29MzDu6oj9GyMc7HA07sE1tedxz4=
github.com/sagernet/sing v0.6.9/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing v0.6.12-0.20250710134112-2f96887176ff h1:2x29M8i86PwGEGqvWI1zJWw2BiT6WRg97ELRABZo0Xc=
github.com/sagernet/sing v0.6.12-0.20250710134112-2f96887176ff/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88 h1:Wu6hu+JsZ2gsFRJMqGzaZJ4ctGnmNrLGm9ckmotBFOs=
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing-mux v0.3.2 h1:meZVFiiStvHThb/trcpAkCrmtJOuItG5Dzl1RRP5/NE=
github.com/sagernet/sing-mux v0.3.2/go.mod h1:pht8iFY4c9Xltj7rhVd208npkNaeCxzyXCgulDPLUDA=
github.com/sagernet/sing-quic v0.5.0-beta.3 h1:X/acRNsqQNfDlmwE7SorHfaZiny5e67hqIzM/592ric=
@ -180,8 +180,8 @@ github.com/sagernet/sing-shadowsocks2 v0.2.1 h1:dWV9OXCeFPuYGHb6IRqlSptVnSzOelnq
github.com/sagernet/sing-shadowsocks2 v0.2.1/go.mod h1:RnXS0lExcDAovvDeniJ4IKa2IuChrdipolPYWBv9hWQ=
github.com/sagernet/sing-shadowtls v0.2.1-0.20250503051639-fcd445d33c11 h1:tK+75l64tm9WvEFrYRE1t0YxoFdWQqw/h7Uhzj0vJ+w=
github.com/sagernet/sing-shadowtls v0.2.1-0.20250503051639-fcd445d33c11/go.mod h1:sWqKnGlMipCHaGsw1sTTlimyUpgzP4WP3pjhCsYt9oA=
github.com/sagernet/sing-tun v0.6.10-0.20250710134146-6aeee7bc7db4 h1:OCGg2SecHgMhs+juCLoYAujZrpwWCy0/f7wF6KEF4EU=
github.com/sagernet/sing-tun v0.6.10-0.20250710134146-6aeee7bc7db4/go.mod h1:fisFCbC4Vfb6HqQNcwPJi2CDK2bf0Xapyz3j3t4cnHE=
github.com/sagernet/sing-tun v0.6.10-0.20250718030019-3af7305b853e h1:IH6N3oTKs4bqXLoKP7uFfIAAuZHCNq6OCV4MlrGGLqs=
github.com/sagernet/sing-tun v0.6.10-0.20250718030019-3af7305b853e/go.mod h1:fisFCbC4Vfb6HqQNcwPJi2CDK2bf0Xapyz3j3t4cnHE=
github.com/sagernet/sing-vmess v0.2.4-0.20250605032146-38cc72672c88 h1:0pVm8sPOel+BoiCddW3pV3cKDKEaSioVTYDdTSKjyFI=
github.com/sagernet/sing-vmess v0.2.4-0.20250605032146-38cc72672c88/go.mod h1:IL8Rr+EGwuqijszZkNrEFTQDKhilEpkqFqOlvdpS6/w=
github.com/sagernet/smux v1.5.34-mod.2 h1:gkmBjIjlJ2zQKpLigOkFur5kBKdV6bNRoFu2WkltRQ4=

2
protocol/tun/inbound.go
View File

@ -180,6 +180,7 @@ func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLo
outputMark = tun.DefaultAutoRedirectOutputMark
}
networkManager := service.FromContext[adapter.NetworkManager](ctx)
multiPendingPackets := C.IsDarwin && ((options.Stack == "gvisor" && tunMTU < 32768) || (options.Stack != "gvisor" && options.MTU <= 9000))
inbound := &Inbound{
tag: tag,
ctx: ctx,
@ -213,6 +214,7 @@ func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLo
IncludePackage: options.IncludePackage,
ExcludePackage: options.ExcludePackage,
InterfaceMonitor: networkManager.InterfaceMonitor(),
EXP_MultiPendingPackets: multiPendingPackets,
},
udpTimeout: udpTimeout,
stack: options.Stack,