Method WriteTemplate

plugins/base.go:273–315

TODO: Can we extract the baseOpts from the object interface?

(templateName string, outputFile string, object Options)

// TODO: Can we extract the baseOpts from the object interface?
func (s *Base) WriteTemplate(templateName string, outputFile string, object Options) error {
	if object.GetBaseOpts().NoTemplates == "true" {
		log.Debugln("We are not (re-)creating templates since no_templates has been set to true, moving on.")
		return nil
	}

	log.WithFields(log.Fields{
		"plugin":       s.Name,
		"templateName": templateName,
		"outputFile":   outputFile,
	}).Debug("Writing template")

	data, err := Asset(templateName)
	if err != nil {
		return err
	}

	tmpl, err := template.New(templateName).Parse(string(data[:]))

	if err != nil {
		return err
	}

	if _, err := os.Stat(outputFile); err == nil {
		log.Debugf("File %s already exists, renaming it for back-up purposes.", outputFile)
		err := os.Rename(outputFile, fmt.Sprintf("%s.backup", outputFile))
		if err != nil {
			log.Warningln("Could not rename file, trying to create the new file anyway. Error:", err)
		}
	}

	file, err := os.Create(outputFile)
	if err != nil {
		return err
	}

	err = tmpl.Execute(file, object)
	if err != nil {
		return err
	}

	return nil
}

func (self *Base) RegisterRPC(server *rpc.Server) {
	server.Register(self)