From 5c35440091ede3bd1537714f1f62226e68054c2c Mon Sep 17 00:00:00 2001
From: "Costa Tsaousis (ktsaou)" <costa@tsaousis.gr>
Date: Sat, 21 Nov 2015 01:30:05 +0200
Subject: prevent uset values when postqueue is empty

---
 charts.d/postfix.chart.sh | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'charts.d/postfix.chart.sh')

diff --git a/charts.d/postfix.chart.sh b/charts.d/postfix.chart.sh
index 0a246da626..3762e822d8 100755
--- a/charts.d/postfix.chart.sh
+++ b/charts.d/postfix.chart.sh
@@ -68,6 +68,9 @@ postfix_update() {
 	# be very carefull with eval:
 	# prepare the script and always egrep at the end the lines that are usefull, so that
 	# even if something goes wrong, no other code can be executed
+	postfix_q_emails=0
+	postfix_q_size=0
+	
 	eval "`$postfix_postqueue -p |\
 		grep "^--" |\
 		sed -e "s/-- \([0-9]\+\) Kbytes in \([0-9]\+\) Requests.$/local postfix_q_size=\1\nlocal postfix_q_emails=\2/g" |\
-- 
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