[Nginx] Nginx+iptables屏蔽访问Web页面过于频繁的IP(防DDOS，恶意访问...

#!/bin/sh 
nginx_home = /Data/app_1/nginx 
log_path = /Data/logs 
/usr/bin/tail -n50000 $log_path/access.log \ 
|awk ‘$8 ~/aspx/{print $2,$13}' \ 
|grep -i -v -E “google|yahoo|baidu|msnbot|FeedSky|sogou” \ 
|awk ‘{print $1}'|sort|uniq -c |sort -rn \ 
|awk ‘{if($1>150)print “deny “$2″;”}'> $nginx_home/conf/vhosts/blockip.conf 
/bin/kill -HUP `cat $nginx_home/nginx.pid`

iptables -I INPUT -s 124.115.0.199 -j DROP

iptables -I INPUT -s 124.115.0.0/16 -j DROP

iptables -I INPUT -s 194.42.0.0/8 -j DROP

iptables -I INPUT -s 61.37.80.0/24 -j DROP 
iptables -I INPUT -s 61.37.81.0/24 -j DROP

iptables -I INPUT -p tcp –dport 80 -s 124.115.0.0/24 -j DROP

iptables -I INPUT -p tcp –dport 80 -s 124.115.0.0/24 -j DROP 
iptables -I INPUT -s 61.37.81.0/24 -j DROP

iptables -F

iptables -D INPUT 数字