From 2b04e09fa7830a2d24d863e448ebbdc51d537fbe Mon Sep 17 00:00:00 2001
From: "Y.Horie" <u5.horie@gmail.com>
Date: Wed, 26 Apr 2023 00:59:26 +0900
Subject: [PATCH] reverseproxy: Fix reinitialize upstream healthy metrics
 (#5498)
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Co-authored-by: Dávid Szabó <david.szabo97@gmail.com>
---
 modules/caddyhttp/reverseproxy/metrics.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/caddyhttp/reverseproxy/metrics.go b/modules/caddyhttp/reverseproxy/metrics.go
index 4272bc4e..d3c8ee03 100644
--- a/modules/caddyhttp/reverseproxy/metrics.go
+++ b/modules/caddyhttp/reverseproxy/metrics.go
@@ -39,6 +39,8 @@ func newMetricsUpstreamsHealthyUpdater(handler *Handler) *metricsUpstreamsHealth
 		initReverseProxyMetrics(handler)
 	})
 
+	reverseProxyMetrics.upstreamsHealthy.Reset()
+
 	return &metricsUpstreamsHealthyUpdater{handler}
 }