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# 28 29# Show tcp_wrapper warning messages 30# 31 32# If there is a global system configuration file, suck it in. 33# 34if [ -r /etc/defaults/periodic.conf ] 35then 36 . /etc/defaults/periodic.conf 37 source_periodic_confs 38fi 39 40security_daily_compat_var security_status_logdir 41security_daily_compat_var security_status_tcpwrap_enable 42 43LOG="${security_status_logdir}" 44 45yesterday=`date -v-1d "+%b %e "` 46 47catmsgs() { 48 find ${LOG} -name 'messages.*' -mtime -2 | 49 sort -t. -r -n -k 2,2 | 50 while read f 51 do 52 zcat -f $f 53 done 54 [ -f ${LOG}/messages ] && cat $LOG/messages 55} 56 57rc=0 58 59if check_yesno_period security_status_tcpwrap_enable 60then 61 echo "" 62 echo "${host} refused connections:" 63 n=$(catmsgs | grep -i "^$yesterday.*refused connect" | 64 tee /dev/stderr | wc -l) 65 [ $n -gt 0 ] && rc=1 || rc=0 66fi 67 68exit $rc 69