num=200

cd /data/nginxlogs/

tail nginxlogs.access.log -n 9999 |awk '{print $1}'|sort |uniq -c|sort -nr|head -n 200 > /data/nginxlogs/iptables.log

tail nginxlogs.access.log -n 9999 |awk '{print $1}'|sort |uniq -c|sort -nr|head -n 200

cd /data/nginxlogs/

for i in `cat iptables.log|awk '{print $2}'`

/sbin/iptables -I INPUT -p tcp -s $i --dport 80 -j DROP

echo $i