coredns/plugin/hosts/metrics.go
Zou Nengren 4166dcc2fe
using promauto package to ensure all created metrics are properly registered (#4025)
Signed-off-by: zounengren <zounengren@cmss.chinamobile.com>
2020-07-25 08:06:28 -07:00

25 lines
770 B
Go

package hosts
import (
"github.com/coredns/coredns/plugin"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
var (
// hostsEntries is the combined number of entries in hosts and Corefile.
hostsEntries = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: plugin.Namespace,
Subsystem: "hosts",
Name: "entries",
Help: "The combined number of entries in hosts and Corefile.",
}, []string{})
// hostsReloadTime is the timestamp of the last reload of hosts file.
hostsReloadTime = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: plugin.Namespace,
Subsystem: "hosts",
Name: "reload_timestamp_seconds",
Help: "The timestamp of the last reload of hosts file.",
})
)