From 26d010b2f0e4de01614fabb90f5f5604a9aee71b Mon Sep 17 00:00:00 2001
From: Simon Waibl <simon.waibl@mayflower.de>
Date: Mon, 4 Sep 2017 14:43:17 +0200
Subject: [PATCH] Explicitly close open files

---
 openvpn_exporter.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/openvpn_exporter.go b/openvpn_exporter.go
index 8309f44..8babecb 100644
--- a/openvpn_exporter.go
+++ b/openvpn_exporter.go
@@ -278,6 +278,7 @@ func CollectClientStatusFromReader(statusPath string, file io.Reader, ch chan<-
 
 func CollectStatusFromFile(statusPath string, ch chan<- prometheus.Metric) error {
 	conn, err := os.Open(statusPath)
+	defer conn.Close()
 	if err != nil {
 		return err
 	}