if !exists {
		return "", fmt.Errorf("missing configuration map key %q in %q",
			valuesConfigMapKey, injectConfigMapName)
	}

	return valuesData, nil
}

func readInjectConfigFile(f []byte) (inject.RawTemplates, error) {
	var injectConfig inject.Config
	err := yaml.Unmarshal(f, &injectConfig)
	if err != nil || len(injectConfig.RawTemplates) == 0 {