go-waku/waku/v2/discv5/metrics.go

47 lines
1.0 KiB
Go

package discv5
import (
"github.com/libp2p/go-libp2p/p2p/metricshelper"
"github.com/prometheus/client_golang/prometheus"
)
var discV5Errors = prometheus.NewCounterVec(
prometheus.CounterOpts{
Name: "waku_discv5_errors",
Help: "The distribution of the discv5 protocol errors",
},
[]string{"error_type"},
)
var collectors = []prometheus.Collector{
discV5Errors,
}
// Metrics exposes the functions required to update prometheus metrics for discv5 protocol
type Metrics interface {
RecordError(err metricsErrCategory)
}
type metricsImpl struct {
reg prometheus.Registerer
}
func newMetrics(reg prometheus.Registerer) Metrics {
metricshelper.RegisterCollectors(reg, collectors...)
return &metricsImpl{
reg: reg,
}
}
type metricsErrCategory string
var (
peerInfoFailure metricsErrCategory = "peer_info_failure"
iteratorFailure metricsErrCategory = "iterator_failure"
)
// RecordError increases the counter for different error types
func (m *metricsImpl) RecordError(err metricsErrCategory) {
discV5Errors.WithLabelValues(string(err)).Inc()
}