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authorGravatar Zou Nengren <zounengren@cmss.chinamobile.com> 2020-03-31 14:07:36 +0800
committerGravatar GitHub <noreply@github.com> 2020-03-31 08:07:36 +0200
commit87214a4c5c05c8918bfe73f734ff4dbd390319dd (patch)
tree9ca83d03ccdb80572f0166e84add67bb23a1184f /plugin/hosts/metrics.go
parent10d176b811e229f2b7bc72c342f54f6acfa69fbd (diff)
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introduce metric naming test (#3789)
* introduce metric naming test Signed-off-by: zounengren <zounengren@cmss.chinamobile.com> * Update metrics.go Signed-off-by: zounengren <zounengren@cmss.chinamobile.com>
Diffstat (limited to 'plugin/hosts/metrics.go')
-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.",
+ })
+)