go.ligato.io/vpp-agent/v3@v3.5.0/plugins/telemetry/metrics.go (about)

     1  //  Copyright (c) 2020 Cisco and/or its affiliates.
     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 telemetry
    16  
    17  import (
    18  	"github.com/prometheus/client_golang/prometheus"
    19  	"github.com/prometheus/client_golang/prometheus/collectors"
    20  
    21  	"go.ligato.io/vpp-agent/v3/pkg/version"
    22  )
    23  
    24  var (
    25  	currentVersion = prometheus.NewGaugeVec(prometheus.GaugeOpts{
    26  		Namespace: "ligato",
    27  		Subsystem: "build",
    28  		Name:      "info",
    29  		Help:      "Which version is running. 1 for 'agent_version' label with current version.",
    30  	},
    31  		[]string{"version", "revision", "build_date", "built_by"},
    32  	)
    33  	processMetrics = collectors.NewProcessCollector(collectors.ProcessCollectorOpts{
    34  		Namespace: "ligato",
    35  	})
    36  )
    37  
    38  func init() {
    39  	prometheus.MustRegister(currentVersion)
    40  	prometheus.MustRegister(processMetrics)
    41  
    42  	ver, rev, date := version.Data()
    43  	currentVersion.WithLabelValues(ver, rev, date, version.BuiltBy()).Set(1)
    44  }