%%(bash)
#!/bin/sh
#
# Autoblock Cleanup 20060120
# /etc/autoblock/cleanup
# Copyright 2006 by Jeff Taylor
#
# This program is free software; you can redistribute it and/or modify   
# it under the terms of the GNU General Public License as published by   
# the Free Software Foundation; either version 2 of the License, or   
# (at your option) any later version.   
#
# This program is distributed in the hope that it will be useful,   
# but WITHOUT ANY WARRANTY; without even the implied warranty of   
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   
# GNU General Public License for more details.    
#
# You should have received a copy of the GNU General Public License   
# along with this program; if not, write to the Free Software   
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA


BLOCKED=/etc/blocklist
IPTABLES="/usr/sbin/iptables"
ETH=eth0

### Try to limit this to a single running copy
if [ `ps ax | grep autoblock.clean | grep -v grep | wc -l` -gt 2 ]; then exit 0 ; fi

while read LINE; do
  LINE=`echo $LINE | sed 's/[#]//g' | sed 's/^[ \t]*//'`
  IP=`echo $LINE | cut -d\  -f1`
  KillDATE=`echo $LINE | cut -d\  -f2-`
  if [ "$IP" ]; then
	bDATE=`date +%s -d "$KillDATE"`
	NOW=`date +%s`
	if [ $NOW -gt $bDATE ]; then
	  $IPTABLES -D autoblock -i $ETH -s $IP -j autoblock_drop > /dev/null 2>&1
	  sed -e "/ $IP /d" $BLOCKED > $BLOCKED.x
	  mv $BLOCKED.x $BLOCKED
	  logger -t autoblock "Removed $IP from blocklist"
	fi
  fi
done < $BLOCKED

cat $BLOCKED | sort | uniq -w22 > $BLOCKED.x
mv -f $BLOCKED.x $BLOCKED
%%
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CategoryDNSBlockList