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-rw-r--r--plugin/hosts/metrics.go24
1 files changed, 24 insertions, 0 deletions
diff --git a/plugin/hosts/metrics.go b/plugin/hosts/metrics.go
new file mode 100644
index 000000000..f20a07775
--- /dev/null
+++ b/plugin/hosts/metrics.go
@@ -0,0 +1,24 @@
+package hosts
+
+import (
+ "github.com/coredns/coredns/plugin"
+
+ "github.com/prometheus/client_golang/prometheus"
+)
+
+var (
+ // hostsEntries is the combined number of entries in hosts and Corefile.
+ hostsEntries = prometheus.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 = prometheus.NewGauge(prometheus.GaugeOpts{
+ Namespace: plugin.Namespace,
+ Subsystem: "hosts",
+ Name: "reload_timestamp_seconds",
+ Help: "The timestamp of the last reload of hosts file.",
+ })
+)