package ctlcmd import ( "context" "io" "os" "os/exec" "strings" "github.com/xtls/xray-core/common/buf" "github.com/xtls/xray-core/common/errors" "github.com/xtls/xray-core/common/platform" ) func Run(args []string, input io.Reader) (buf.MultiBuffer, error) { xctl := platform.GetToolLocation("xctl") if _, err := os.Stat(xctl); err != nil { return nil, errors.New("xctl doesn't exist").Base(err) } var errBuffer buf.MultiBufferContainer var outBuffer buf.MultiBufferContainer cmd := exec.Command(xctl, args...) cmd.Stderr = &errBuffer cmd.Stdout = &outBuffer cmd.SysProcAttr = getSysProcAttr() if input != nil { cmd.Stdin = input } if err := cmd.Start(); err != nil { return nil, errors.New("failed to start xctl").Base(err) } if err := cmd.Wait(); err != nil { msg := "failed to execute xctl" if errBuffer.Len() > 0 { msg += ": \n" + strings.TrimSpace(errBuffer.MultiBuffer.String()) } return nil, errors.New(msg).Base(err) } // log stderr, info message if !errBuffer.IsEmpty() { errors.LogInfo(context.Background(), " \n", strings.TrimSpace(errBuffer.MultiBuffer.String())) } return outBuffer.MultiBuffer, nil }