#!/bin/bash
echo "检测您现在是本地源还是网络源"
aa=`ls /etc/yum.repos.d | wc -l `
if [[ $aa == 1 ]]
then
echo "您现在是本地源"
touch /mnt/sr0
umount /dev/sr0
mount /dev/sr0 /mnt/sr0
yum clean all
else
echo "您现在是网络源"
yum clean all
fi
echo "开始yum下载dns服务"
yum clean all
yum -y install named
echo "开始备份named文件"
cp /etc/named.conf /etc/named.conf.bak
echo "dns服务文件开始配置"
cat /etc/named.conf
sed -i '13s/127.0.0.1/any/' /etc/named.conf
sed -i '21s/localhost/any/' /etc/named.conf
sed -i '35s/yes/no/' /etc/named.conf
sed -i '36s/yes/no/' /etc/named.conf
sed -i '/dnssec-validation no;/a\ dnssec-lookaside auto;' /etc/named.conf
read -p "请输入您的域名例:sbl" cc
read -p "请输入您的ip第三个地址段" dd
cat <<EOF >> /etc/named.conf
zone "${cc}" IN {
type master;
file "${cc}.zone";
};
zone "${dd}.168.192.in-addr.arpa" IN {
type master;
file "192.168.${dd}.zone";
};
EOF
echo "====================接下来开始配置正向代理解析域名操作==================="
read -p "请输入您要创建正向解析域名的文件例:sbl.com" ee
read -p "请输入您要解析的域名例:sbl.com" ff
cd /var/named/
touch ${ee}.zone
gg=`date +%Y%m%d`
cat <<EOF >> ${ee}.zone
\$TTL 86400
@ IN SOA www.${ff} root.${ff} (
$gg
3H
15M
1W
1D)
NS www.${ff}
www A 192.168.141.129
wml A 192.168.141.130
ftp A 192.168.141.131
AAAA ::1
EOF
echo "===================接下来开始配置反向代理解析域名操作====================="
read -p "请输入您要创建正向解析域名的文件例:ip第三个值段" hh
read -p "请输入您要解析的域名例:sbl.com" ii
cd /var/named/
touch 192.168.${hh}.zone
jj=`date +%Y%m%d`
cat <<EOF >> 192.168.${hh}.zone
\$TTL 86400
@ IN SOA www.${ii} root.${ii} (
$gg
3H
15M
1W
1D)
IN NS www.${ii}
129 IN PTR www.${ii}
130 IN PTR www.${ii}
131 IN PTR ftp.${ii}
EOF
echo "===============开始修改权限================"
chgrp named ${ee}.zone
chgrp named ${hh}.zone
echo "===============开始重启服务================"
systemctl restart named.service
echo "===============开始测试================"
nslookup
