checkRootPrivilege.go

// Check root rights to use system service
func checkPrivileges() (bool, error) {

	if output, err := exec.Command("id", "-g").Output(); err == nil {
		if gid, parseErr := strconv.ParseUint(strings.TrimSpace(string(output)), 10, 32); parseErr == nil {
			if gid == 0 {
				return true, nil
			}
			return false, ErrRootPriveleges
		}
	}
	return false, ErrUnsupportedSystem
}