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originator.go
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originator.go
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// Copyright 2019 Anapaya Systems
//
// Licensed 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 metrics
import (
"github.com/prometheus/client_golang/prometheus"
"github.com/scionproto/scion/go/lib/common"
"github.com/scionproto/scion/go/lib/prom"
)
// OriginatorLabels define the labels attached to originator metrics.
type OriginatorLabels struct {
EgIfID common.IFIDType
Result string
}
// Labels returns the name of the labels in correct order.
func (l OriginatorLabels) Labels() []string {
return []string{"eg_if_id", prom.LabelResult}
}
// Values returns the values of the label in correct order.
func (l OriginatorLabels) Values() []string {
return []string{l.EgIfID.String(), l.Result}
}
// WithResult returns the label set with the modfied result.
func (l OriginatorLabels) WithResult(result string) OriginatorLabels {
l.Result = result
return l
}
type originator struct {
originatedBeacons *prometheus.CounterVec
runtime prometheus.Counter
}
func newOriginator() originator {
ns, sub := Namespace, "beaconing"
return originator{
originatedBeacons: prom.NewCounterVecWithLabels(ns, sub, "originated_beacons_total",
"Number of beacons originated", OriginatorLabels{}),
runtime: prom.NewCounter(ns, sub, "originator_run_duration_seconds_total",
"Originator total time spent on every periodic run"),
}
}
func (e *originator) Runtime() prometheus.Counter {
return e.runtime
}
func (e *originator) Beacons(l OriginatorLabels) prometheus.Counter {
return e.originatedBeacons.WithLabelValues(l.Values()...)
}