#!/bin/sh - # # Copyright (c) 2001 The FreeBSD Project # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD: src/etc/periodic/security/500.ipfwdenied,v 1.5 2003/06/30 22:06:26 mtm Exp $ # # If there is a global system configuration file, suck it in. # if [ -r /etc/defaults/periodic.conf ] then . /etc/defaults/periodic.conf source_periodic_confs fi . /etc/periodic/security/security.functions rc=0 case "$daily_status_security_ipfwdenied_enable" in [Yy][Ee][Ss]) TMP=`mktemp -t security` if ipfw -a l 2>/dev/null | egrep "deny|reset|unreach" > ${TMP}; then check_diff new_only ipfw ${TMP} "${host} ipfw denied packets:" fi rc=$? rm -f ${TMP};; *) rc=0;; esac exit $rc