snort / barnyard restart script

snortpid=`cat /var/run/snort_sis0.pid`
barnyardpid=`cat /var/run/by.pid`

if [ -e /var/run/snort_sis0.pid ]; then
   color red
   echo 'killing snort'
      kill `cat /var/run/snort_sis0.pid`
   color off
fi

if [ -e /var/run/by.pid ]; then
   color red
   echo 'killing barnyard'
       kill `cat /var/run/by.pid`
   color off
fi

if [ -x /usr/local/bin/snort ]; then
   color cyan
   echo 'starting snort'
    /usr/local/bin/snort \
     -i sis0 \
     -c /etc/snort/snort.conf \
     -u snort \
     -g snort \
     -d \
     -D
   color off
fi

if [ -x /usr/local/bin/barnyard ]; then
    color cyan
    echo 'starting barnyard'
    /usr/local/bin/barnyard \
     -c /etc/snort/barnyard.conf \
     -p /etc/snort/classification.config \
     -s /etc/snort/sid-msg.map \
     -g /etc/snort/gen-msg.map \ 
     -w /etc/snort/barnyard.waldo \
     -d /var/log/snort -f snort.log \
     > /dev/null 2>&1
    color off
    sleep 3
fi

if [ -e /var/run/snort_sis0.pid ]; then
   color yellow
   echo "snort running and pid is $snortpid"
   color off
fi

if [ -e /var/run/by.pid ]; then
   color yellow
   echo "barnyard running and pid is $barnyardpid"
   color off
fi