vars

package
Version: v0.0.0-...-7f72c11 Latest Latest
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Published: Mar 29, 2017 License: Apache-2.0 Imports: 5 Imported by: 0

Documentation

Index

Constants

View Source
const (

	// Dropped indicates we dropped the query before any handling. It has no closing dot, so it can not be a valid zone.
	Dropped = "dropped"
)

Variables

View Source
var (
	RequestCount = prometheus.NewCounterVec(prometheus.CounterOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "request_count_total",
		Help:      "Counter of DNS requests made per zone, protocol and family.",
	}, []string{"zone", "proto", "family"})

	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"})

	RequestSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "request_size_bytes",
		Help:      "Size of the EDNS0 UDP buffer in bytes (64K for TCP).",
		Buckets:   []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
	}, []string{"zone", "proto"})

	RequestDo = prometheus.NewCounterVec(prometheus.CounterOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "request_do_count_total",
		Help:      "Counter of DNS requests with DO bit set per zone.",
	}, []string{"zone"})

	RequestType = prometheus.NewCounterVec(prometheus.CounterOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "request_type_count_total",
		Help:      "Counter of DNS requests per type, per zone.",
	}, []string{"zone", "type"})

	ResponseSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "response_size_bytes",
		Help:      "Size of the returned response in bytes.",
		Buckets:   []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
	}, []string{"zone", "proto"})

	ResponseRcode = prometheus.NewCounterVec(prometheus.CounterOpts{
		Namespace: middleware.Namespace,
		Subsystem: subsystem,
		Name:      "response_rcode_count_total",
		Help:      "Counter of response status codes.",
	}, []string{"zone", "rcode"})
)

Request* and Response* are the prometheus counters and gauges we are using for exporting metrics.

Functions

func Report

func Report(req request.Request, zone, rcode string, size int, start time.Time)

Report reports the metrics data associcated with request.

Types

This section is empty.

Source Files

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