1// Copyright 2018 The etcd Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15package membership
16
17import "github.com/prometheus/client_golang/prometheus"
18
19var (
20	ClusterVersionMetrics = prometheus.NewGaugeVec(prometheus.GaugeOpts{
21		Namespace: "etcd",
22		Subsystem: "cluster",
23		Name:      "version",
24		Help:      "Which version is running. 1 for 'cluster_version' label with current cluster version",
25	},
26		[]string{"cluster_version"})
27)
28
29func init() {
30	prometheus.MustRegister(ClusterVersionMetrics)
31}
32