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using promauto package to ensure all created metrics are properly registered (#4025)

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Signed-off-by: zounengren <zounengren@cmss.chinamobile.com>
This commit is contained in:
Zou Nengren
2020-07-25 23:06:28 +08:00
committed by GitHub
parent 05751bdb59
commit 4166dcc2fe
31 changed files with 71 additions and 163 deletions
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17
plugin/metrics/vars/vars.go
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@@ -4,18 +4,19 @@ import (
"github.com/coredns/coredns/plugin"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
// Request* and Response* are the prometheus counters and gauges we are using for exporting metrics.
var (
RequestCount = prometheus.NewCounterVec(prometheus.CounterOpts{
RequestCount = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "requests_total",
Help: "Counter of DNS requests made per zone, protocol and family.",
}, []string{"server", "zone", "proto", "family", "type"})
RequestDuration = prometheus.NewHistogramVec(prometheus.HistogramOpts{
RequestDuration = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "request_duration_seconds",
@@ -23,7 +24,7 @@ var (
Help: "Histogram of the time (in seconds) each request took.",
}, []string{"server", "zone", "type"})
RequestSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
RequestSize = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "request_size_bytes",
@@ -31,14 +32,14 @@ var (
Buckets: []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
}, []string{"server", "zone", "proto"})
RequestDo = prometheus.NewCounterVec(prometheus.CounterOpts{
RequestDo = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "do_requests_total",
Help: "Counter of DNS requests with DO bit set per zone.",
}, []string{"server", "zone"})
ResponseSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
ResponseSize = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "response_size_bytes",
@@ -46,20 +47,20 @@ var (
Buckets: []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
}, []string{"server", "zone", "proto"})
ResponseRcode = prometheus.NewCounterVec(prometheus.CounterOpts{
ResponseRcode = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "responses_total",
Help: "Counter of response status codes.",
}, []string{"server", "zone", "rcode"})
Panic = prometheus.NewCounter(prometheus.CounterOpts{
Panic = promauto.NewCounter(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Name: "panics_total",
Help: "A metrics that counts the number of panics.",
})
PluginEnabled = prometheus.NewGaugeVec(prometheus.GaugeOpts{
PluginEnabled = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: plugin.Namespace,
Name: "plugin_enabled",
Help: "A metric that indicates whether a plugin is enabled on per server and zone basis.",