func NewConfig() Config {
	// Make sure to initialize lambda targets
	cfg := Config{
		Webhook: make(map[string]target.WebhookArgs),
	}
	cfg.Webhook[defaultTarget] = target.WebhookArgs{}
	return cfg

	rule := filterRule{}
	if err := d.DecodeElement(&rule, &start); err != nil {
		return err
	}

	if rule.Name != "prefix" && rule.Name != "suffix" {
		return &ErrInvalidFilterName{rule.Name}
	}

	if err := ValidateFilterRuleValue(filter.Value); err != nil {
		return err
	}

	*filter = FilterRule(rule)

	return nil
}

// FilterRuleList - represents multiple <FilterRule>...</FilterRule>

		CloseRespFn: closeRespFn,
	}
	if err = args.Validate(); err != nil {
		return args, err
	}
	return args, nil
}

// New - initializes opa policy engine connector.
func New(args Args) *Opa {
	// No opa args.
	if args.URL == nil || args.URL.Scheme == "" && args.AuthToken == "" {
		return nil
	}
	return &Opa{
		args:   args,
		client: &http.Client{Transport: args.Transport},
	}
}

		queueSize, err := strconv.Atoi(queueSizeCfgVal)
		if err != nil {
			return cfg, err
		}
		if queueSize <= 0 {
			return cfg, errInvalidQueueSize
		}
		batchSizeCfgVal := getCfgVal(EnvLoggerWebhookBatchSize, k, kv.Get(BatchSize))
		batchSize, err := strconv.Atoi(batchSizeCfgVal)
		if err != nil {
			return cfg, err
		}
		if batchSize <= 0 {
			return cfg, errInvalidBatchSize
		}
		cfg.HTTP[k] = http.Config{

		fmt.Fprintf(w, "%s\t%s\t%v\n", flag, viper.GetString(flag), configSource(flag, v))
	}
	return w.Flush()
}

func configSource(flag string, v env.VariableInfo) string {
	// Environment variables have high precedence in Viper
	if v.IsSet() {
		return "$" + v.GetName()
	}

	if viper.InConfig(flag) {
		return root.IstioConfig
	}

	return "default"