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
40LOG="${security_status_logdir}"
41
42yesterday=`date -v-1d "+%b %e "`
43
44catmsgs() {
45	find ${LOG} -name 'messages.*' -mtime -2 |
46	    sort -t. -r -n -k 2,2 |
47	    while read f
48	    do
49		zcat -f $f
50	    done
51	[ -f ${LOG}/messages ] && cat $LOG/messages
52}
53
54rc=0
55
56if check_yesno_period security_status_tcpwrap_enable
57then
58	echo ""
59	echo "${host} refused connections:"
60	n=$(catmsgs | grep -i "^$yesterday.*refused connect" |
61	    tee /dev/stderr | wc -l)
62	[ $n -gt 0 ] && rc=1 || rc=0
63fi
64
65exit $rc
66