shell之分离解析脚本

Posted 2021-03-26

分离解析脚本

在运行脚本之前，需要VM虚拟机，Centos7，两台主机一台win10 -1 作为广域网的主机， 一台win10 -2作为区域网的主机。

之前我的博客有教程

#!/bin/bash
//修改添加网卡配置文件
//设置双网卡
sed -i ‘4s/dhcp/static/‘ /etc/sysconfig/network-scripts/ifcfg-ens33
sed -i ‘15aIPADDR=192.168.17.1
NETMASK=255.255.255.0‘ /etc/sysconfig/network-scripts/ifcfg-ens33
cp -p /etc/sysconfig/network-scripts/ifcfg-ens33 /etc/sysconfig/network-scripts/ifcfg-ens36
sed -i ‘13d‘ /etc/sysconfig/network-scripts/ifcfg-ens36
sed -i ‘12s/ens33/ens36/‘ /etc/sysconfig/network-scripts/ifcfg-ens36
sed -i ‘13s/ens33/ens36/‘ /etc/sysconfig/network-scripts/ifcfg-ens36
sed -i ‘15s/192.168.17.1/12.0.0.1/‘ /etc/sysconfig/network-scripts/ifcfg-ens36
systemctl restart network    //重启网路服务
//修改主配置文件
sed -i ‘13s/127.0.0.1/any/‘ /etc/named.conf
sed -i ‘21s/localhost/any/‘ /etc/named.conf
sed -i ‘54,57d‘ /etc/named.conf     //删除主配置文件的根域
//删除添加区域配置文件
sed -i ‘13,48d‘ /etc/named.rfc1912.zones   //删除13到48行区域配置文件
cat >> /etc/named.rfc1912.zones <<-EOF  //给区域配置文件添加外部网卡和内部网卡
view "wan" {
        match-clients { 192.168.17.0/24; };   //内部网段

        zone "kgc.com" IN {
          type master;
          file "kgc.com.wan";
        };

        zone "." IN {
          type hint;
          file "named.ca";
        };
};

view "lan" {
        match-clients { 12.0.0.0/24; };  //外部网段

        zone "kgc.com" IN {
          type master;
          file "kgc.com.lan";
        };
};

EOF
cd /var/named
cp -p named.localhost kgc.com.wan   //复制模板到自己设置的区域数据配置文件
sed -i ‘2s/@/kgc.com./2‘ kgc.com.wan  //把区域数据配置文件的第二行的@换成kgc.com
sed -i ‘2s/rname.invalid./admin.kgc.com./‘ kgc.com.wan
sed -i ‘8s/@/kgc.com./‘ kgc.com.wan
sed -i ‘9s/127.0.0.1/192.168.17.1/‘ kgc.com.wan
sed -i ‘10asmtp IN A 192.168.17.99
www IN A 192.168.17.88‘ kgc.com.wan
cp -p kgc.com.wan kgc.com.lan
sed -i ‘9s/192.168.17.1/12.0.0.1/‘ kgc.com.lan
sed -i ‘11s/192.168.17.99/12.0.0.1/‘ kgc.com.lan
sed -i ‘12s/192.168.17.88/12.0.0.1/‘ kgc.com.lan

systemctl stop firewalld.service   //关闭防火墙
setenforce 0    //关闭增强功能
systemctl start named  //开启服务

最后我们用WINDOW去试一试解析域名

谢谢大家观看