v2ray-core/tools/genproto/main.go

98 lines
2.1 KiB
Go

// +build generate
package main
import (
"bytes"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
)
var protocMap = map[string]string{
"windows": filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", ".dev", "protoc", "windows", "protoc.exe"),
"darwin": filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", ".dev", "protoc", "macos", "protoc"),
"linux": filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", ".dev", "protoc", "linux", "protoc"),
}
func sdkPath(lang string) string {
path := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "v2ray", "sdk-"+lang, "proto")
os.MkdirAll(path, os.ModePerm)
return path
}
func main() {
protofiles := make(map[string][]string)
protoc := protocMap[runtime.GOOS]
gosrc := filepath.Join(os.Getenv("GOPATH"), "src")
reporoot := filepath.Join(gosrc, "v2ray.com", "core")
filepath.Walk(reporoot, func(path string, info os.FileInfo, err error) error {
if err != nil {
fmt.Println(err)
return err
}
if info.IsDir() {
return nil
}
dir := filepath.Dir(path)
filename := filepath.Base(path)
if strings.HasSuffix(filename, ".proto") {
protofiles[dir] = append(protofiles[dir], path)
}
return nil
})
for _, files := range protofiles {
args := []string{"--proto_path", gosrc, "--go_out", gosrc, "--java_out", sdkPath("java")}
args = append(args, files...)
cmd := exec.Command(protoc, args...)
cmd.Env = append(cmd.Env, os.Environ()...)
output, err := cmd.CombinedOutput()
if len(output) > 0 {
fmt.Println(string(output))
}
if err != nil {
fmt.Println(err)
}
}
err := filepath.Walk(reporoot, func(path string, info os.FileInfo, err error) error {
if err != nil {
fmt.Println(err)
return err
}
if info.IsDir() {
return nil
}
if !strings.HasSuffix(info.Name(), ".pb.go") {
return nil
}
content, err := ioutil.ReadFile(path)
if err != nil {
return err
}
pos := bytes.Index(content, []byte("\npackage"))
if pos > 0 {
if err := ioutil.WriteFile(path, content[pos+1:], info.Mode()); err != nil {
return err
}
}
return nil
})
if err != nil {
panic(err)
}
}