go.etcd.io/etcd@v3.3.27+incompatible/etcdserver/membership/metrics.go (about)

     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  
    15  package membership
    16  
    17  import "github.com/prometheus/client_golang/prometheus"
    18  
    19  var (
    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  
    29  func init() {
    30  	prometheus.MustRegister(ClusterVersionMetrics)
    31  }