Bash代码 
- #!/bin/bash
- ACCCESS_LOG=/tmp/access.log
- TIMEPOINT='24/May/2012'
- BLACKLIST=/var/tmp/black
- WHITELIST=/var/tmp/white
- if [ ! -f ${BLACKLIST} ]; then
- touch ${BLACKLIST}
- fi
- if [ ! -f ${WHITELIST} ]; then
- touch ${WHITELIST}
- fi
- for deny in $(grep ${TIMEPOINT} ${ACCCESS_LOG} | awk '{print $1}' | awk -F'.' '{print $1"."$2"."$3"."$4}' | sort | uniq -c | sort -r -n | head -n 30| awk '{print $2}')
- do
- if [ $(grep -c $deny ${WHITELIST}) -ne 0 ]; then
- echo 'Allow IP:' $deny
- iptables -D INPUT -p tcp --dport 443 -s $deny -j DROP
- iptables -D INPUT -p tcp --dport 80 -s $deny -j DROP
- continue
- fi
- if [ $(grep -c $deny ${BLACKLIST}) -eq 0 ] ; then
- echo 'Deny IP:' $deny
- echo $deny >> ${BLACKLIST}
- iptables -I INPUT -p tcp --dport 443 -s $deny -j DROP
- iptables -I INPUT -p tcp --dport 80 -s $deny -j DROP
- fi
- done