From 961c04cae992eadb42d286d2f85f8a675bdc68c8 Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Mon, 29 Jan 2018 14:17:40 -0800
Subject: Upgrading server dependancies (#8154)

---
 .../client_golang/examples/random/main.go           | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

(limited to 'vendor/github.com/prometheus/client_golang/examples/random/main.go')

diff --git a/vendor/github.com/prometheus/client_golang/examples/random/main.go b/vendor/github.com/prometheus/client_golang/examples/random/main.go
index 563957193..eef50d200 100644
--- a/vendor/github.com/prometheus/client_golang/examples/random/main.go
+++ b/vendor/github.com/prometheus/client_golang/examples/random/main.go
@@ -18,19 +18,21 @@ package main
 
 import (
 	"flag"
+	"log"
 	"math"
 	"math/rand"
 	"net/http"
 	"time"
 
 	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
 )
 
 var (
 	addr              = flag.String("listen-address", ":8080", "The address to listen on for HTTP requests.")
-	uniformDomain     = flag.Float64("uniform.domain", 200, "The domain for the uniform distribution.")
-	normDomain        = flag.Float64("normal.domain", 200, "The domain for the normal distribution.")
-	normMean          = flag.Float64("normal.mean", 10, "The mean for the normal distribution.")
+	uniformDomain     = flag.Float64("uniform.domain", 0.0002, "The domain for the uniform distribution.")
+	normDomain        = flag.Float64("normal.domain", 0.0002, "The domain for the normal distribution.")
+	normMean          = flag.Float64("normal.mean", 0.00001, "The mean for the normal distribution.")
 	oscillationPeriod = flag.Duration("oscillation-period", 10*time.Minute, "The duration of the rate oscillation period.")
 )
 
@@ -40,8 +42,9 @@ var (
 	// differentiated via a "service" label.
 	rpcDurations = prometheus.NewSummaryVec(
 		prometheus.SummaryOpts{
-			Name: "rpc_durations_microseconds",
-			Help: "RPC latency distributions.",
+			Name:       "rpc_durations_seconds",
+			Help:       "RPC latency distributions.",
+			Objectives: map[float64]float64{0.5: 0.05, 0.9: 0.01, 0.99: 0.001},
 		},
 		[]string{"service"},
 	)
@@ -50,7 +53,7 @@ var (
 	// normal distribution, with 20 buckets centered on the mean, each
 	// half-sigma wide.
 	rpcDurationsHistogram = prometheus.NewHistogram(prometheus.HistogramOpts{
-		Name:    "rpc_durations_histogram_microseconds",
+		Name:    "rpc_durations_histogram_seconds",
 		Help:    "RPC latency distributions.",
 		Buckets: prometheus.LinearBuckets(*normMean-5**normDomain, .5**normDomain, 20),
 	})
@@ -91,13 +94,13 @@ func main() {
 
 	go func() {
 		for {
-			v := rand.ExpFloat64()
+			v := rand.ExpFloat64() / 1e6
 			rpcDurations.WithLabelValues("exponential").Observe(v)
 			time.Sleep(time.Duration(50*oscillationFactor()) * time.Millisecond)
 		}
 	}()
 
 	// Expose the registered metrics via HTTP.
-	http.Handle("/metrics", prometheus.Handler())
-	http.ListenAndServe(*addr, nil)
+	http.Handle("/metrics", promhttp.Handler())
+	log.Fatal(http.ListenAndServe(*addr, nil))
 }
-- 
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