我的iptables配置
#公用的脚本，需要在主服务器执行,安装clush的为主服务器
#清空所有规则
#先把INPUT 变成accept
clush -a sudo iptables -P INPUT ACCEPT
clush -a sudo iptables -Z
clush -a sudo iptables -X
clush -a sudo iptables -F
clush -a sudo iptables -F -t nat
#所有自己发出的连接允许回来
clush -a sudo iptables -I INPUT -m state --state ESTABLISHED -j ACCEPT
#允许监控
clush -a sudo iptables -A INPUT -s 120.27.102.225/32 -j ACCEPT
#开放22端口ssh服务
clush -a sudo iptables -A INPUT -p tcp --dport 22 -j ACCEPT
#允许自己访问自己的ip
clush -a sudo iptables -A INPUT -s 127.0.0.1 -d 127.0.0.1 -j ACCEPT
#允许我们自己服务器间相互访问
#应用服务器
#mysql
clush -a sudo iptables -A INPUT -s 10.161.85.184 -j ACCEPT
#demo演示服务器
clush -a sudo iptables -A INPUT -s 10.161.197.167 -j ACCEPT
#nginx
clush -a sudo iptables -A INPUT -s 10.169.27.36 -j ACCEPT
#timer
clush -a sudo iptables -A INPUT -s 10.174.198.134 -j ACCEPT
#app
clush -a sudo iptables -A INPUT -s 10.161.194.154 -j ACCEPT
#recNginx
clush -a sudo iptables -A INPUT -s 10.251.144.150 -j ACCEPT
#recApp1
clush -a sudo iptables -A INPUT -s 10.163.221.61 -j ACCEPT
#hadoop集群
#h1.nn1
clush -a sudo iptables -A INPUT -s 10.165.17.73 -j ACCEPT
#h1.nn2
clush -a sudo iptables -A INPUT -s 10.144.19.34 -j ACCEPT
#h1.dn1
clush -a sudo iptables -A INPUT -s 10.163.113.110 -j ACCEPT
#h1.nn2
clush -a sudo iptables -A INPUT -s 10.163.101.63 -j ACCEPT
#h1.nn3
clush -a sudo iptables -A INPUT -s 10.129.89.103 -j ACCEPT
#允许公司的外网ip访问
clush -a sudo iptables -A INPUT -s 182.50.124.75 -j ACCEPT
#给应用服务器设置防火墙
#给web服务器开放80端口
clush -g web sudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT
clush -g web sudo iptables -A INPUT -p tcp --dport 8080 -j ACCEPT
clush -g web sudo iptables -A INPUT -p tcp --dport 8443 -j ACCEPT
clush -g web sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 8080
clush -g web sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-port 8443
#配置nginx 服务器
clush -w nginx sudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT
clush -w nginx sudo iptables -A INPUT -p tcp --dport 8888 -j ACCEPT
clush -w nginx sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 8888
#nginx https配置
clush -w nginx sudo iptables -A INPUT -p tcp --dport 443 -j ACCEPT
clush -w nginx sudo iptables -A INPUT -p tcp --dport 7443 -j ACCEPT
clush -w nginx sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-port 7443
#配置埋点nginx 服务器
clush -w recNginx sudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT
clush -w recNginx sudo iptables -A INPUT -p tcp --dport 8888 -j ACCEPT
clush -w recNginx sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 8888
#埋点nginx https配置
clush -w recNginx sudo iptables -A INPUT -p tcp --dport 443 -j ACCEPT
clush -w recNginx sudo iptables -A INPUT -p tcp --dport 7443 -j ACCEPT
clush -w recNginx sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-port 7443
#mysql服务器 115.29.247.110
clush -w mysql sudo iptables -A INPUT -s 115.29.247.110 -j ACCEPT
#最后把INPUT 给drop掉
clush -a sudo iptables -P INPUT DROP
#保存配置iptables
clush -a sudo /etc/init.d/iptables save
clush -a sudo /etc/init.d/iptables restart
#允许mysql 被245访问
clush -w mysql sudo iptables -A INPUT -s 121.40.121.245 -j ACCEPT
#CentOS 7 iptables 保存
#clush -w recApp1 sudo iptables-save
#clush -w recApp1 sudo systemctl restart iptables.service
#clush -w recNginx sudo iptables-save
#clush -w recNginx sudo systemctl restart iptables.service