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#!/bin/sh
#-
# Copyright (c) 2012 iXsystems, Inc.
# All rights reserved.
#
# Written by: Xin Li <delphij@FreeBSD.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
# PROVIDE: sshguard
# REQUIRE: LOGIN cleanvar
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf to enable sshguard:
# sshguard_enable (bool): Set to "NO" by default.
# Set it to "YES" to enable sshguard
# sshguard_watch_logs (str): Colon splitted list of logs to watch.
# Set to "/var/log/auth.log:/var/log/maillog"
# by default.
# The following options directly maps to their command line options,
# please read manual page sshguard(8) for detailed information:
# sshguard_blacklist (str): [thr:]/path/to/blacklist.
# Set to "40:/var/db/sshguard/blacklist.db"
# by default.
# sshguard_safety_thresh (int): Safety threshold. Set to "40" by default.
# sshguard_pardon_min_interval (int):
# Minimum pardon interval. Set to "420"
# by default.
# sshguard_prescribe_interval (int):
# Prescribe interval. Set to "1200" by
# default.
# sshguard_whitelistfile (str): Path to the whitelist.
# Set to "%%PREFIX%%/etc/sshguard.whitelist"
# by default.
# sshguard_flags (str): Set additional command line arguments.
#
. /etc/rc.subr
name=sshguard
rcvar=sshguard_enable
load_rc_config sshguard
: ${sshguard_enable:=NO}
: ${sshguard_blacklist=40:/var/db/sshguard/blacklist.db}
: ${sshguard_safety_thresh=40}
: ${sshguard_pardon_min_interval=420}
: ${sshguard_prescribe_interval=1200}
: ${sshguard_whitelistfile="%%PREFIX%%/etc/sshguard.whitelist"}
: ${sshguard_watch_logs=/var/log/auth.log:/var/log/maillog}
command=/usr/sbin/daemon
actual_command="%%PREFIX%%/sbin/sshguard"
procname="${actual_command}"
start_precmd=sshguard_prestart
command_args="-c ${actual_command} \${sshguard_flags} \${sshguard_blacklist_params} \${sshguard_watch_params} -a ${sshguard_safety_thresh} -p ${sshguard_pardon_min_interval} -s ${sshguard_prescribe_interval} -w ${sshguard_whitelistfile}"
sshguard_prestart()
{
# Clear rc_flags so sshguard_flags can be passed to sshguard
# instaed of daemon(8)
rc_flags=""
if [ ! -z ${sshguard_blacklist} ]; then
mkdir -p $(dirname ${sshguard_blacklist##*:})
sshguard_blacklist_params="-b ${sshguard_blacklist}"
fi
[ -e ${sshguard_whitelistfile} ] || touch ${sshguard_whitelistfile}
sshguard_watch_params=$(echo ${sshguard_watch_logs} | tr : \\\n | sed -e s/^/-l\ /g | tr \\\n \ )
}
run_rc_command "$1"
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