add certcheck

bot.sh

@@ -35,3 +35,10 @@ if [ "$mem" -gt "$memlimit" ]; then
 	send "warnung%20Memory%20Usage%20is%20high%20$mem%25"
 fi
 
+#CheckCerts
+. cert.sh
+checkCert "/etc/letsencrypt/live/mrbesen.de/cert.pem"
+if [ "$?" -gt "0" ]; then
+	echo "cert expired!"
+	send "warnung%20cert%20expires%20soon"
+fi

cert.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+function checkCert {
+	valid=$(openssl x509 -enddate -noout -in "$1" | cut -b 10-)
+	valids=$(date -d "${valid}" +%s)
+	limit=$(date -d "-${certlimit}" +%s)
+
+	if [ "${valids}" -lt "${limit}" ]; then
+		return 1
+	fi
+	return 0
+}

config.sh

@@ -17,3 +17,5 @@ hddlimit="50"
 hdd="/dev/sda1"
 
 memlimit="90"
+
+certlimit="1 week"