脚本实现自动创建DNS域名服务器

背景：

脚本实现自动创建DNS域名服务器

前提：保证yum可以正常使用！
#!/bin/bash
read -p "Please input your domain name:" DOMAIN
read -p "Please input your IPaddress:"  NET
hostname $DOMAIN
 
yum install bind caching-nameserver -y
 
a=`echo $NET |cut -d"." -f1`
b=`echo $NET |cut -d"." -f2`
c=`echo $NET |cut -d"." -f3`
d=`echo $NET |cut -d"." -f4`
 
cat > /etc/named.conf << "EOF"
options {
 directory "/var/named" ;
  };
zone "." IN {
 type hint;
 file "named.ca";
 };
zone "0.0.127.in-addr.arpa" IN {
 type master;
 file "named.local";
 };
zone "DOMAIN" IN {
 type master;
 file "DOMAIN.zone";
 };
zone "FAN.in-addr.arpa" IN {
 type master;
 file "PTR.arpa";
 };
EOF
sed -i 's/DOMAIN/'$DOMAIN'/g' /etc/named.conf
sed -i 's/FAN/'$c.$b.$a'/g' /etc/named.conf
sed -i 's/PTR/'$a.$b.$c'/g' /etc/named.conf
 
cat > /var/named/$DOMAIN.zone << "EOF"
$TTL 36400
@ IN SOA DOMAIN. admin.DOMAIN. (
 2011024
 3H
 15M
 1W
 1D)
EOF
echo "@ IN NS $DOMAIN." >>/var/named/$DOMAIN.zone
echo "  IN MX 10 mail.$DOMAIN." >> /var/named/$DOMAIN.zone
echo "www IN A $NET" >> /var/named/$DOMAIN.zone
echo "mail IN A $NET" >> /var/named/$DOMAIN.zone
sed -i 's/DOMAIN/'$DOMAIN'/g' /var/named/$DOMAIN.zone
 
cat > /var/named/$a.$b.$c.arpa << "EOF"
$TTL 36400
@ SOA DOMAIN. admin.DOMAIN. (
 20110224
 3H
 15M
 1W
 1D)
EOF
echo "@ IN NS $DOMAIN." >> /var/named/$a.$b.$c.arpa
echo "$d IN PTR mail.$DOMAIN." >> /var/named/$a.$b.$c.arpa
echo "$d IN PTR $DOMAIN." >> /var/named/$a.$b.$c.arpa
sed -i 's/DOMAIN/'$DOMAIN'/g' /var/named/$a.$b.$c.arpa
echo "nameserver $NET" >>/etc/resolv.conf
ifconfig eth0 $NET
chown named /var/named/*.arpa
chown named /etc/named.conf
chown named /var/named/$DOMAIN.zone
service named restart

负载均衡集群-LVS应用

CentOS 5.5-yum安装配置LNMP

相关资讯       服务器  DNS 

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