Files
coredns/plugin/grpc/metrics.go

32 lines
942 B
Go

package grpc
import (
"github.com/coredns/coredns/plugin"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
// Variables declared for monitoring.
var (
RequestCount = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: "grpc",
Name: "requests_total",
Help: "Counter of requests made per upstream.",
}, []string{"to"})
RcodeCount = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: "grpc",
Name: "responses_total",
Help: "Counter of requests made per upstream.",
}, []string{"rcode", "to"})
RequestDuration = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
Subsystem: "grpc",
Name: "request_duration_seconds",
Buckets: plugin.TimeBuckets,
Help: "Histogram of the time each request took.",
}, []string{"to"})
)