sing-box/cmd/internal/build_boxdd/main.go
2026-07-19 23:14:25 +08:00

120 lines
2.9 KiB
Go

package main
import (
"flag"
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
"github.com/sagernet/sing-box/cmd/internal/build_shared"
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
)
var (
debugEnabled bool
outputPath string
target string
)
func init() {
flag.BoolVar(&debugEnabled, "debug", false, "enable debug")
flag.StringVar(&outputPath, "output", "", "output path")
flag.StringVar(&target, "target", runtime.GOOS+"/"+runtime.GOARCH, "target platform")
}
func main() {
flag.Parse()
err := build()
if err != nil {
log.Fatal(err)
}
}
func build() error {
targetParts := strings.Split(target, "/")
if len(targetParts) != 2 || targetParts[0] == "" || targetParts[1] == "" {
return E.New("invalid target: ", target)
}
operatingSystem := targetParts[0]
architecture := targetParts[1]
if outputPath == "" {
outputPath = "sing-box-daemon"
if operatingSystem == "windows" {
outputPath += ".exe"
}
}
absoluteOutputPath, err := filepath.Abs(outputPath)
if err != nil {
return E.Cause(err, "resolve output path")
}
err = os.MkdirAll(filepath.Dir(absoluteOutputPath), 0o755)
if err != nil {
return E.Cause(err, "create output directory")
}
version, err := build_shared.ReadTag()
if err != nil {
return E.Cause(err, "read version")
}
cgoEnabled := operatingSystem != "windows" && os.Getenv("CC") != ""
tags, err := buildTags(operatingSystem, architecture, cgoEnabled)
if err != nil {
return err
}
arguments := []string{
"build",
"-v",
"-trimpath",
"-buildvcs=false",
"-tags", strings.Join(tags, ","),
"-ldflags", build_shared.LinkerFlags(version, debugEnabled),
"-o", absoluteOutputPath,
}
if operatingSystem == "windows" && architecture == "386" {
arguments = append(arguments, "-gcflags=net=-l")
}
arguments = append(arguments, "./experimental/boxdd")
command := exec.Command("go", arguments...)
cgoEnabledValue := "0"
if cgoEnabled {
cgoEnabledValue = "1"
}
command.Env = append(os.Environ(),
"CGO_ENABLED="+cgoEnabledValue,
"GOOS="+operatingSystem,
"GOARCH="+architecture,
"GOTOOLCHAIN=local",
)
command.Stdout = os.Stdout
command.Stderr = os.Stderr
err = command.Run()
if err != nil {
return E.Cause(err, "build sing-box daemon")
}
return nil
}
func buildTags(operatingSystem string, architecture string, cgoEnabled bool) ([]string, error) {
tagsFile := "release/DEFAULT_BUILD_TAGS"
if operatingSystem == "windows" {
if architecture == "386" {
tagsFile = "release/DEFAULT_BUILD_TAGS_OTHERS"
} else {
tagsFile = "release/DEFAULT_BUILD_TAGS_WINDOWS"
}
} else if !cgoEnabled {
tagsFile = "release/DEFAULT_BUILD_TAGS_OTHERS"
}
content, err := os.ReadFile(tagsFile)
if err != nil {
return nil, E.Cause(err, "read build tags")
}
tags := strings.Split(strings.TrimSpace(string(content)), ",")
if debugEnabled {
tags = append(tags, "debug")
}
return tags, nil
}