From ba9bb98b9d1618e69078036123ab21ab2319c7d5 Mon Sep 17 00:00:00 2001
From: SuperQ <superq@gmail.com>
Date: Tue, 15 Mar 2022 22:29:11 +0100
Subject: [PATCH] Fix histogram bucket config

Fix hard-coded buckets.

Fixes: https://github.com/SuperQ/smokeping_prober/issues/64

Signed-off-by: SuperQ <superq@gmail.com>
---
 CHANGELOG.md | 2 ++
 collector.go | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0df39f..e24e0a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@
 * [ENHANCEMENT]
 * [BUGFIX]
 
+* [BUGFIX] Fix histogram buckets #65
+
 # 0.5.0 / 2021-12-19
 
 * [FEATURE] Support loading targets from a config file #54
diff --git a/collector.go b/collector.go
index 52aa4d3..8c6d327 100644
--- a/collector.go
+++ b/collector.go
@@ -53,7 +53,7 @@ func newPingResponseHistogram(buckets []float64) *prometheus.HistogramVec {
 			Namespace: namespace,
 			Name:      "response_duration_seconds",
 			Help:      "A histogram of latencies for ping responses.",
-			Buckets:   prometheus.ExponentialBuckets(0.00025, 2, 16),
+			Buckets:   buckets,
 		},
 		labelNames,
 	)