3 # Copyright (c) 2001 The FreeBSD Project
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
9 # 1. Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer.
11 # 2. Redistributions in binary form must reproduce the above copyright
12 # notice, this list of conditions and the following disclaimer in the
13 # documentation and/or other materials provided with the distribution.
15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 # $FreeBSD: src/etc/periodic/security/550.ipfwlimit,v 1.2.2.3 2002/08/28 05:13:53 cjc Exp $
28 # $DragonFly: src/etc/periodic/security/550.ipfwlimit,v 1.2 2003/06/17 04:24:48 dillon Exp $
31 # Show ipfw rules which have reached the log limit
34 # If there is a global system configuration file, suck it in.
36 if [ -r /etc/defaults/periodic.conf ]
38 . /etc/defaults/periodic.conf
44 case "$daily_status_security_ipfwlimit_enable" in
46 TMP=`mktemp ${TMPDIR:-/tmp}/security.XXXXXXXXXX`
47 IPFW_LOG_LIMIT=`sysctl -n net.inet.ip.fw.verbose_limit 2> /dev/null`
48 if [ $? -eq 0 ] && [ "${IPFW_LOG_LIMIT}" -ne 0 ]; then
49 ipfw -a l | grep " log " | perl -n -e \
50 '/^\d+\s+(\d+)/; print if ($1 >= '$IPFW_LOG_LIMIT')' > ${TMP}
51 if [ -s "${TMP}" ]; then
54 echo 'ipfw log limit reached:'