diff options
Diffstat (limited to 'middleware/httpproxy/metrics.go')
| -rw-r--r-- | middleware/httpproxy/metrics.go | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/middleware/httpproxy/metrics.go b/middleware/httpproxy/metrics.go deleted file mode 100644 index c3822e523..000000000 --- a/middleware/httpproxy/metrics.go +++ /dev/null @@ -1,32 +0,0 @@ -package httpproxy - -import ( - "sync" - - "github.com/miekg/coredns/middleware" - - "github.com/prometheus/client_golang/prometheus" -) - -// Metrics the httpproxy middleware exports. -var ( - RequestDuration = prometheus.NewHistogramVec(prometheus.HistogramOpts{ - Namespace: middleware.Namespace, - Subsystem: subsystem, - Name: "request_duration_milliseconds", - Buckets: append(prometheus.DefBuckets, []float64{50, 100, 200, 500, 1000, 2000, 3000, 4000, 5000, 10000}...), - Help: "Histogram of the time (in milliseconds) each request took.", - }, []string{"zone"}) -) - -// OnStartupMetrics sets up the metrics on startup. -func OnStartupMetrics() error { - metricsOnce.Do(func() { - prometheus.MustRegister(RequestDuration) - }) - return nil -} - -var metricsOnce sync.Once - -const subsystem = "httpproxy" |