#!/bin/shcd /var/log/httpd/cat access_log|awk ‘{print $1}‘|sort|uniq -c|sort -n -r|head -n 20 > acp /dev/null access_logcp /dev/null error_logcp /dev/null limit.shcp /dev/null c#awk ‘{print $2}‘ a|awk -F. ‘{print $1"."$2"."$3}‘|sort|uniq > bcat a|while read num ipdoif [ "$num" -gt "20" ]thenecho $ip >> cfidonecat c|awk -F. ‘{print $1"."$2"."$3}‘|sort|uniq > b#cat c|sort|uniq > bfor i in `cat b`#cat b|sed ‘s/\./ /g‘|while read i1 i2 i3 i4doif `cat ourip |grep $i > /dev/null 2>&1`thenecho "`date` $i" >> testelseecho "iptables -I INPUT -p tcp -dport 80 -s $i.0/24 -j DROP" >> limit.shfidone