forked from TrueCloudLab/frostfs-node
72 lines
1.9 KiB
Go
72 lines
1.9 KiB
Go
package metrics
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import (
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"strconv"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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)
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const (
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innerRingSubsystem = "ir"
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innerRingLabelSuccess = "success"
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innerRingLabelType = "type"
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)
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// InnerRingServiceMetrics contains metrics collected by inner ring.
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type InnerRingServiceMetrics struct {
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epoch metric[prometheus.Gauge]
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health metric[prometheus.Gauge]
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eventDuration metric[*prometheus.HistogramVec]
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}
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// NewInnerRingMetrics returns new instance of metrics collectors for inner ring.
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func NewInnerRingMetrics() *InnerRingServiceMetrics {
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var (
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epoch = newGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: innerRingSubsystem,
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Name: "epoch",
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Help: "Current epoch as seen by inner-ring node.",
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})
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health = newGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: innerRingSubsystem,
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Name: "health",
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Help: "Current inner-ring node state.",
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})
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eventDuration = newHistogramVec(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: innerRingSubsystem,
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Name: "event_duration_seconds",
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Help: "Duration of processing of inner-ring events",
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}, []string{innerRingLabelType, innerRingLabelSuccess})
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)
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mustRegister(epoch)
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mustRegister(health)
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mustRegister(eventDuration)
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return &InnerRingServiceMetrics{
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epoch: epoch,
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health: health,
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eventDuration: eventDuration,
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}
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}
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// SetEpoch updates epoch metrics.
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func (m InnerRingServiceMetrics) SetEpoch(epoch uint64) {
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m.epoch.value.Set(float64(epoch))
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}
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// SetHealth updates health metrics.
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func (m InnerRingServiceMetrics) SetHealth(s int32) {
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m.health.value.Set(float64(s))
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}
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func (m InnerRingServiceMetrics) AddEvent(d time.Duration, typ string, success bool) {
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m.eventDuration.value.With(prometheus.Labels{
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innerRingLabelType: typ,
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innerRingLabelSuccess: strconv.FormatBool(success),
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}).Observe(d.Seconds())
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}
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