package main import ( "io" "os" "os/exec" "v2ray.com/core" "v2ray.com/core/common/platform" ) func jsonToProto(input io.Reader) (*core.Config, error) { v2ctl := platform.GetToolLocation("v2ctl") _, err := os.Stat(v2ctl) if err != nil { return nil, err } cmd := exec.Command(v2ctl, "config") cmd.Stdin = input cmd.Stderr = os.Stderr cmd.SysProcAttr = getSysProcAttr() stdoutReader, err := cmd.StdoutPipe() if err != nil { return nil, err } defer stdoutReader.Close() if err := cmd.Start(); err != nil { return nil, err } config, err := core.LoadConfig(core.ConfigFormat_Protobuf, stdoutReader) cmd.Wait() return config, err } func init() { core.RegisterConfigLoader(core.ConfigFormat_JSON, func(input io.Reader) (*core.Config, error) { config, err := jsonToProto(input) if err != nil { return nil, newError("failed to execute v2ctl to convert config file.").Base(err) } return config, nil }) }