code: func ParseVersion(v *version.Info) (ServerVersion, error) {
  	var ret ServerVersion
  	var err error
  	ret.Major, err = strconv.Atoi(v.Major)
  	if err != nil {
  		// Try to parse using GitVersion
  		return parseGitVersion(v.GitVersion)
  	}
  
  	// trim "+" in minor version (happened on GKE)
  	v.Minor = strings.TrimSuffix(v.Minor, "+")
  	ret.Minor, err = strconv.Atoi(v.Minor)
  	if err != nil {
  		// Try to parse using GitVersion
  		return parseGitVersion(v.GitVersion)
  	}
  	return ret, err
  }
docs: // ParseVersion parses version.Info into a ServerVersion struct