xref: /freebsd/usr.sbin/periodic/etc/security/520.pfdenied (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1#!/bin/sh -
2#
3# Copyright (c) 2004  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# $FreeBSD$
28#
29
30# If there is a global system configuration file, suck it in.
31#
32if [ -r /etc/defaults/periodic.conf ]
33then
34    . /etc/defaults/periodic.conf
35    source_periodic_confs
36fi
37
38. /etc/periodic/security/security.functions
39
40security_daily_compat_var security_status_pfdenied_enable
41
42rc=0
43
44if check_yesno_period security_status_pfdenied_enable
45then
46	TMP=`mktemp -t security`
47	for _a in "" $(pfctl -a "blacklistd" -sA 2>/dev/null)
48	do
49		pfctl -a "${_a}" -sr -v -z 2>/dev/null | \
50		nawk '{if (/^block/) {buf=$0; getline; gsub(" +"," ",$0); if ($5 > 0) print buf$0;} }' >> ${TMP}
51	done
52	if [ -s ${TMP} ]; then
53		check_diff new_only pf ${TMP} "${host} pf denied packets:"
54	fi
55	rc=$?
56	rm -f ${TMP}
57fi
58
59exit $rc
60