Initial version

plugins/other/hostsdeny

@@ -0,0 +1,44 @@
+#!/bin/bash
+#
+# Plugin to monitor the number of hosts in /etc/hosts.deny
+# that are deined access to sshd
+# 
+# Based on denyhosts plugin by tjansson (2009)
+#
+# Copyright (C) 2009 Kåre Hartvig Jensen (kaare.hartvig.jensen@gmail.com)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of    
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+if [ "$1" = "autoconf" ]; then
+        if [ -r "$LOG" ]; then
+                echo yes
+                exit 0
+        else
+                echo no
+                exit 1
+        fi
+fi
+
+if [ "$1" = "config" ]; then
+
+        echo 'graph_title Hosts denied sshd access in /etc/hosts.deny'
+        echo 'graph_args --base 1000 -l 0'
+        echo 'graph_vlabel Hosts denied '
+        echo 'graph_category system'
+        echo 'HostsDenied.label Hosts denied'
+        exit 0
+fi
+
+echo HostsDenied.value  `cat /etc/hosts.deny | grep sshd | wc -l`