LVS部分配置1 - 技术栈

LVS

nat服务器（作时间服务器）

$root@localhost \~$ # systemctl stop firewalld

$root@localhost \~$ # setenforce 0

$root@localhost \~$ # yum -y install ntpdate

$root@localhost \~$ # ntpdate cn.ntp.org.cn

$root@localhost \~$ # which ntpdate

$root@localhost \~$ # crontab -e

* 2 * * * /usr/sbin/ntpdate cn.ntp.org.cn

$root@localhost \~$ # yum -y install ntp

$root@localhost \~$ # systemctl start ntpd

$root@localhost \~$ # systemctl enable ntpd

配置规则

$root@localhost \~$ # yum -y install ipvsadm

$root@localhost \~$ # ipvsadm -A -t 192.168.1.43:80 -s rr

$root@localhost \~$ # ipvsadm -A -t 192.168.1.42:80 -s rr

$root@localhost \~$ # ipvsadm -a -t 192.168.1.42:80 -r 192.168.1.40:80 -m

$root@localhost \~$ # ipvsadm -a -t 192.168.1.42:80 -r 192.168.1.41:80 -m

dns服务器

$root@localhost \~$ # yum -y install bind

$root@localhost \~$ # vim /etc/named.conf

listen-on port 53 { 127.0.0.1;any; };

allow-query { localhost;any; };

$root@localhost \~$ # vim /etc/named.rfc1912.zones

zone "yu.feng" IN {

type master;

file "yu.feng.zone";

allow-update { none; };

};

$root@localhost \~$ # cp -p /var/named/named.localhost /var/named/yu.feng.zone

$root@localhost \~$ # vim /var/named/yu.feng.zone

nat A 192.168.1.42

ds A 192.168.1.43

web A 192.168.1.40

web2 A 192.168.1.41

$root@localhost \~$ # systemctl start named

$root@localhost \~$ # yum -y install ntpdate

$root@localhost \~$ # crontab -e

30 2 * * * /usr/sbin/ntpdate 192.168.1.42

$root@localhost \~$ # ntpdate cn.ntp.org.cn

web服务器

$root@localhost \~$ # systemctl stop firewalld

$root@localhost \~$ # setenforce 0

$root@localhost \~$ # yum -y install nginx

$root@localhost \~$ # nginx

$root@localhost \~$ # yum -y install ntpdate

$root@localhost \~$ # crontab -e

30 2 * * * /usr/sbin/ntpdate 192.168.1.42

$root@localhost \~$ # ntpdate cn.ntp.org.cn