// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package beater

import "expvar"

// Metrics that can retrieved through the expvar web interface. Metrics must be
// enable through configuration in order for the web service to be started.
var (
	publishedEvents = expvar.NewMap("published_events")
)

func initMetrics(namespace string) {
	// Initialize metrics.
	publishedEvents.Add(namespace, 0)
}

func addPublished(namespace string, n int) {
	numEvents := int64(n)
	publishedEvents.Add("total", numEvents)
	publishedEvents.Add(namespace, numEvents)
}