#!/bin/sh
# I am using Snort on my laptop. Changing IP adress often.
# Everytime I had to reconfigure.
# You might find his litle script can be usefull, enjoy...
# Sten Kalenda Apeldoorn The Netherlands
# ------------------ MODIFY HERE ---------------------------------------
IF0=eth0
SNORTDIR="/home/snort"
# ------------------ DO NOT CHANGE BELOW -------------------------------
if [ ! -e "/var/log/snort' ] ; then
   mkdir /var/log/snort
fi
MYIP=`/sbin/ifconfig $IF0|sed -n -e "s/^[ ]*inet addr\:\([0-9.]*\).*$/\1/p"`
CHG=s\/10\.1\.1\.0\\/24/$MYIP\\/24/g
cat snort-lib | sed $CHG > snort-lib_run

echo $MYIP
echo $CHG
echo "log = /var/log/snort"
cd $SNORTDIR
$SNORTDIR/snort -D -c snort-lib_run -l /var/log/snort -h $MYIP/32