frostfs-node/pkg/metrics/morph.go

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package metrics
import (
"strconv"
"time"
morphmetrics "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/metrics"
"git.frostfs.info/TrueCloudLab/frostfs-observability/metrics"
"github.com/prometheus/client_golang/prometheus"
)
const (
morphSubsystem = "morph"
morphNotificationTypeLabel = "notification_type"
morphInvokeTypeLabel = "invoke_type"
morphContractLabel = "contract"
morphMethodLabel = "method"
morphSuccessLabel = "success"
)
type morphClientMetrics struct {
switchCount prometheus.Counter
lastBlock prometheus.Gauge
notificationCount *prometheus.CounterVec
invokeDuration *prometheus.HistogramVec
}
func NewMorphClientMetrics() morphmetrics.Register {
return &morphClientMetrics{
switchCount: metrics.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: morphSubsystem,
Name: "switches_total",
Help: "Number of endpoint switches",
}),
lastBlock: metrics.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: morphSubsystem,
Name: "last_block",
Help: "Index of the last received block",
}),
notificationCount: metrics.NewCounterVec(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: morphSubsystem,
Name: "notifications_total",
Help: "Number of notifications received by notification type",
}, []string{morphNotificationTypeLabel}),
invokeDuration: metrics.NewHistogramVec(prometheus.HistogramOpts{
Namespace: namespace,
Subsystem: morphSubsystem,
Name: "invoke_duration_seconds",
Help: "Cummulative duration of contract invocations",
}, []string{morphInvokeTypeLabel, morphContractLabel, morphMethodLabel, morphSuccessLabel}),
}
}
func (m *morphClientMetrics) IncSwitchCount() {
m.switchCount.Inc()
}
func (m *morphClientMetrics) SetLastBlock(index uint32) {
m.lastBlock.Set(float64(index))
}
func (m *morphClientMetrics) IncNotificationCount(typ string) {
m.notificationCount.With(
prometheus.Labels{
morphNotificationTypeLabel: typ,
},
).Inc()
}
func (m *morphClientMetrics) ObserveInvoke(typ string, contract string, method string, success bool, d time.Duration) {
m.invokeDuration.With(
prometheus.Labels{
morphInvokeTypeLabel: typ,
morphContractLabel: contract,
morphMethodLabel: method,
morphSuccessLabel: strconv.FormatBool(success),
},
).Observe(d.Seconds())
}