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