lnmp__web集群

主机角色	主机名称	ip地址
client	client	eth0  192.168.4.10/24
代理服务器 DNS服务器	proxy	eth0  192.168.4.5/24 eth1  192.168.2.5/24
web1服务器	web1	eth1  192.168.2.11/24
web2服务器	web2	eth1  192.168.2.12/24
web3服务器	web3	eth1  192.168.2.13/24
数据库服务器	database	eth1  192.168.2.21/24
NFS服务器	nfs	eth1  192.168.2.31/24

 

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web2  web3安装lnp

yum install -y gcc pcre-devel openssl-devel

tar -xvf nginx-1.12.2.tar.gz

cd nginx-1.12.2

./configure  --with-http_ssl_module  --with-http_stub_status_module

make && make install

yum install -y php php-fpm php-mysql mariadb-devel

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web2 web3 动静分离

vim /usr/local/nginx/conf/nginx.conf

location / {

 root html;

index index.php index.html index.htm;

}

location ~ \.php$ {

root html;

fastcgi_pass 127.0.0.1:9000;

fastcgi_index index.php;

include fastcgi.conf;

}

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web2 web3启动服务，关防火墙

echo "/usr/local/nginx/sbin/nginx" >> /etc/rc.local

chmod +x /etc/rc.local

/usr/local/nginx/sbin/nginx

systemctl enable --now php-fpm

firewall-cmd --set-default-zone=trusted

setenforce 0

sed -i '/SELINUX/s/enforcingpermissive'  /etc/selinux/config

echo "/usr/local/nginx/sbin/nginx" >> /etc/rc.local

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部署nfs

yum install -y nfs-utils

mkdir /web_share

vim /etc/exports

/web_share  192.168.2.0/24(rw,no_root_squash)

systemctl enable --now rpcbind

systemctl enable --now  nfs

firewall-cmd --set-default-zone=trusted

setenforce 0

sed -i '/SELINUX/s/enforcing/permissive/' /etc/selinux/config

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网站文件迁移到nfs

cd /usr/local/nginx

tar -czvpf  html.tar.gz  html/

scp html.tar.gz   192.168.2.31:/web_share/

cd /web_share/

tar -xvf html.tar.gz

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web服务器挂载共享

rm -rf /usr/local/nginx/html/*

yum install -y nfs-utils

echo "192.168.2.31:/web_share/html    /usr/local/nginx/html/  nfs defaults 0 0" >> /etc/fstab

mount -a

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部署代理服务器haproxy

yum install -y haproxy

vim /etc/haproxy/haproxy.cfg

listen  wordpress *:80

balance roundrobin

server web1 192.168.2.11:80 check inter 2000 rise 2 fall 3

server web1 192.168.2.12:80 check inter 2000 rise 2 fall 3

server web1 192.168.2.13:80 check inter 2000 rise 2 fall 3

systemctl enable --now haproxy

firewall-cmd --set-default-zone=trusted

setenforce 0

sed -i '/SELINUX/s/enforcing/permissive/' /etc/selinux/config

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修改wordpress配置文件

vim /usr/local/nginx/html/wp-config.php