From ca16c4bc5641530db67877ab5f6ac1ae2391d8c6 Mon Sep 17 00:00:00 2001
From: Niklas <niklas@schuetrumpf.net>
Date: Sat, 17 Jun 2017 20:16:38 +0200
Subject: [PATCH] =?UTF-8?q?'mail/checkdelivery.sh'=20hinzuf=C3=BCgen?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 mail/checkdelivery.sh | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 mail/checkdelivery.sh

diff --git a/mail/checkdelivery.sh b/mail/checkdelivery.sh
new file mode 100644
index 0000000..2ec9854
--- /dev/null
+++ b/mail/checkdelivery.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+MAX=100
+COUNTER=$(grep 'non-delivery notification' /var/log/mail.log | wc -l)
+
+if [ "$COUNTER" -gt "$MAX" ]; then
+	OUTPUT=$(grep -B 3 -A 2 'non-delivery notification' /var/log/mail.log | head -n 150 | tail -n 25)
+	TEXT="!!WARNING!!\ngrep resulted in more than $MAX 'non-delivery notifications'.\n\n$OUTPUT"
+	echo "delivery notifications are larger than $MAX... Sending Mail...";
+	printf "$TEXT" | mail -s "Mail Administration" -a from:mc8051@schuetrumpf.net niklas@schuetrumpf.net
+	# printf "$TEXT"
+fi
\ No newline at end of file