From a6e9b97b2af0546aa2dfe2a6f6e2e1e54709b503 Mon Sep 17 00:00:00 2001
From: mrbesen <y.g.2@gmx.de>
Date: Wed, 11 Aug 2021 15:54:41 +0200
Subject: [PATCH] port checker, coredumpchecker

---
 bot.sh       | 20 ++++++++++++++++++++
 coredumps.sh | 12 ++++++++++++
 hdd.sh       |  2 +-
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100755 coredumps.sh

diff --git a/bot.sh b/bot.sh
index 9bd9a4a..e9bf327 100755
--- a/bot.sh
+++ b/bot.sh
@@ -67,6 +67,26 @@ if [ "$?" -gt "0" ]; then
 fi
 unset -f checkCert
 
+
+#check availablitiy of "forbidden" ports
+curl 'http://mrbesen.de:9999' --output - -s > /dev/null
+if [ "$?" -eq "0" ]; then
+        echo "9999 public!"
+        printf -v msg '%b\n\nport 9999 public iptable reules broken?' "${msg}"
+        ident="$ident:firewall"
+fi
+
+
+# check for new coredumps
+. coredumps.sh
+checkCoreDump
+if [ "$?" -ne "0" ]; then
+	echo "new coredump"
+	printf -v msg '%b\n\nnew coredump' "${msg}"
+	ident="$ident:coredump"
+fi
+unset -f checkCoreDump
+
 . func.sh
 if [[ "${#msg}" -gt "1" ]]; then
 	#remove prepend
diff --git a/coredumps.sh b/coredumps.sh
new file mode 100755
index 0000000..0a614d7
--- /dev/null
+++ b/coredumps.sh
@@ -0,0 +1,12 @@
+
+#!/bin/bash
+function checkCoreDump {
+	SAVEFILE="coredumpcount"
+	coredumpcount=$(ls "/var/lib/systemd/coredump/" | wc -l)
+	lastcount=$(cat "${SAVEFILE}")
+	echo "${coredumpcount}" > "${SAVEFILE}"
+	if [ "$coredumpcount" -gt "${lastcount}" ]; then
+		return 1
+	fi
+	return 0
+}
diff --git a/hdd.sh b/hdd.sh
index 84a02ed..8068f74 100755
--- a/hdd.sh
+++ b/hdd.sh
@@ -4,5 +4,5 @@ function hddUsage {
 }
 
 function hddTop {
-	du -hd 3 / --exclude="/proc" | sort -hr | grep -E "/.*/.*/" | head -n 3 | sed -e 's/\t/%20/g; s:/:%2F:g; a%0A' | sed -e '1i \%0A' | tr -d '\n'
+	du -hd 3 / --exclude="/proc" --exclude="/media" --exclude="/mnt" --exclude="/usr/local/bin/dchub/share" | sort -hr | grep -E "/.*/.*/" | head -n 3 | sed -e 's/\t/%20/g; s:/:%2F:g; a%0A' | sed -e '1i \%0A' | tr -d '\n'
 }