1#!/bin/sh - 2# 3# Copyright (c) 2001 The FreeBSD Project 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 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. 14# 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 25# SUCH DAMAGE. 26# 27# $FreeBSD: src/etc/periodic/security/900.tcpwrap,v 1.1.2.1 2002/02/25 10:53:47 cjc Exp $ 28# 29 30# Show tcp_wrapper warning messages 31# 32 33# If there is a global system configuration file, suck it in. 34# 35if [ -r /etc/defaults/periodic.conf ] 36then 37 . /etc/defaults/periodic.conf 38 source_periodic_confs 39fi 40 41LOG="${daily_status_security_logdir}" 42 43yesterday=`date -v-1d "+%b %e "` 44 45catmsgs() { 46 find ${LOG} -name 'messages.*' -mtime -2 | 47 sort -t. -r -n +1 -2 | 48 xargs zcat -f 49 [ -f ${LOG}/messages ] && cat $LOG/messages 50} 51 52case "$daily_status_security_tcpwrap_enable" in 53 [Yy][Ee][Ss]) 54 echo "" 55 echo "${host} refused connections:" 56 n=$(catmsgs | grep -i "^$yesterday.*refused connect" | 57 tee /dev/stderr | wc -l) 58 [ $n -gt 0 ] && rc=1 || rc=0;; 59 *) rc=0;; 60esac 61 62exit $rc 63