时间:2020-02-25来源:电脑系统城作者:电脑系统城
关于Nginx的原理概述及详细配置请参考博文:Centos 7部署Nginx网站服务
[root@centos01 ~]# yum -y install prce-devel zlib-devel <!--安装Nginx依赖-->
[root@centos01 ~]# useradd -M -s /sbin/nologin nginx <!--创建管理Nginx账户-->
[root@centos01 ~]# umount /mnt/ <!--切换Linux光盘->
[root@centos01 ~]# mount /dev/cdrom /mnt/ <!--挂载光盘-->
mount: /dev/sr0 写保护,将以只读方式挂载
[root@centos01 ~]# scp /mnt/nginx-1.6.0.tar.gz root@192.168.100.20:/root
<!--复制Nginx包到第二台Nginx服务器-->
The authenticity of host '192.168.100.20 (192.168.100.20)' can't be established.
ECDSA key fingerprint is SHA256:PUueT9fU9QbsyNB5NC5hbSXzaWxxQavBxXmfoknXl4I.
ECDSA key fingerprint is MD5:6d:f7:95:0e:51:1a:d8:9e:7b:b6:3f:58:51:51:4b:3b.
Are you sure you want to continue connecting (yes/no)? yes <!--输入yes-->
Warning: Permanently added '192.168.100.20' (ECDSA) to the list of known hosts.
root@192.168.100.20's password:
nginx-1.6.0.tar.gz 100% 784KB 68.2MB/s 00:00
[root@centos01 ~]# scp /mnt/haproxy-1.4.24.tar.gz root@192.168.100.30:/root
<!--复制haproxy软件包到100.30服务器-->
The authenticity of host '192.168.100.30 (192.168.100.30)' can't be established.
ECDSA key fingerprint is SHA256:PUueT9fU9QbsyNB5NC5hbSXzaWxxQavBxXmfoknXl4I.
ECDSA key fingerprint is MD5:6d:f7:95:0e:51:1a:d8:9e:7b:b6:3f:58:51:51:4b:3b.
Are you sure you want to continue connecting (yes/no)? yes <!--输入yes-->
Warning: Permanently added '192.168.100.30' (ECDSA) to the list of known hosts.
root@192.168.100.30's password:
haproxy-1.4.24.tar.gz 100% 817KB 31.1MB/s 00:00 00:00
[root@centos01 ~]# tar zxvf /mnt/nginx-1.6.0.tar.gz -C /usr/src/ <!--解压缩nginx包-->
[root@centos01 ~]# cd /usr/src/nginx-1.6.0/ <!--进入nginx目录-->
[root@centos01 nginx-1.6.0]# ./configure --prefix=/usr/local/nginx --user=nginx
<!--配置nginx-->
[root@centos01 nginx-1.6.0]# make && make install <!--编辑及安装nginx-->
[root@centos01 ~]# ln -s /usr/local/nginx/sbin/* /usr/local/sbin/ <!--优化执行命令-->
[root@centos01 ~]# echo "192.168.100.10:nginx" > /usr/local/nginx/html/index.html
<!--创建nginx网站主页,写入测试数据-->
[root@centos01 ~]# nginx <!--启动nginx服务-->
[root@centos01 ~]# netstat -anptu | grep nginx <!--监听Nginx服务端口号-->
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 3685/ngin: master
[root@centos02 ~]# yum -y install pcre-devel zlib-devel <!--安装依赖软件包-->
[root@centos02 ~]# ls
anaconda-ks.cfg initial-setup-ks.cfg nginx-1.6.0.tar.gz
[root@centos02 ~]# tar zxvf nginx-1.6.0.tar.gz -C /usr/src/ <!--解压缩nginx软件包-->
[root@centos02 ~]# useradd -M -s /sbin/nologin nginx <!--创建管理nginx账户-->
[root@centos02 ~]# cd /usr/src/nginx-1.6.0/
[root@centos02 nginx-1.6.0]# ./configure --prefix=/usr/local/nginx --user=nginx
<!--配置nginx-->
[root@centos02 nginx-1.6.0]# make && make install <!--编译及安装-->
[root@centos02 ~]# ln -s /usr/local/nginx/sbin/* /usr/local/sbin/ <!--优化执行路径-->
[root@centos02 ~]# echo "192.168.100.20:nginx" > /usr/local/nginx/html/index.html
<!--创建nginx网站主页,写入测试数据-->
[root@centos02 ~]# nginx <!--启动nginx服务-->
[root@centos02 ~]# netstat -anptu | grep nginx
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 6059/ngin: master
Haproxy概述及工作原理详细配置参考博文:Haproxy搭建Web群集概述
Centos 7基于Haproxy搭建高可用Web群集
[root@centos03 ~]# yum -y install pcre-devel bzip2-devel <!--安装依赖程序-->
[root@centos03 ~]# ls
anaconda-ks.cfg haproxy-1.4.24.tar.gz initial-setup-ks.cfg
[root@centos03 ~]# tar zxvf haproxy-1.4.24.tar.gz -C /usr/src/ <!--解压缩haproxy压缩包-->
[root@centos03 ~]# cd /usr/src/haproxy-1.4.24/
[root@centos03 haproxy-1.4.24]# make TARGET=linux26 <!--编译haproxy支持64位系统-->
[root@centos03 haproxy-1.4.24]# make install <!--安装haproxy-->
[root@centos03 ~]# mkdir /etc/haproxy <!--创建保存haproxy配置文件目录-->
[root@centos03 ~]# cp /usr/src/haproxy-1.4.24/examples/haproxy.cfg /etc/haproxy/
<!--生成配置文件-->
[root@centos03 ~]# cp /usr/src/haproxy-1.4.24/examples/haproxy.init /etc/init.d/haproxy
<!--创建haproxy服务控制脚本-->
[root@centos03 ~]# chmod +x /etc/init.d/haproxy <!--添加执行权限-->
[root@centos03 ~]# chkconfig --add haproxy <!--添加为系统服务-->
[root@centos03 ~]# chkconfig --level 35 haproxy on <!--设置开机自动启动-->
[root@centos03 ~]# cp /usr/src/haproxy-1.4.24/haproxy /usr/sbin/ <!--优化程序执行命令-->
[root@centos03 ~]# mkdir -p /usr/share/haproxy <!--创建服务运行的临时目录-->
[root@centos03 ~]# vim /etc/haproxy/haproxy.cfg <!--修改haproxy主配置文件-->
listen nginx 192.168.100.30:80 <!--Haproxy服务器IP地址-->
balance roundrobin
server web01 192.168.100.10:80 check inter 2000 fall 3 <!--第一台Nginx的IP-->
server web02 192.168.100.20:80 check inter 2000 fall 3 <!--第二台Nginx的IP-->
[root@centos03 ~]# /etc/init.d/haproxy start <!--启动haproxy服务-->
Starting haproxy (via systemctl): [ 确定 ]
关于Firewalld防火墙的概述及详细配置请参考博文:Centos 7的Firewalld防火墙基础
Centos 7的firewalld防火墙地址伪装和端口转发原理
centos 7之firewalld防火墙配置IP伪装和端口转发案例详解
[root@centos04 ~]# cp /etc/sysconfig/network-scripts/ifcfg-ens32 /etc/sysconfig/network-scripts/ifcfg-ens34 <!--复制ens34网卡配置文件-->
[root@centos04 ~]# vim /etc/sysconfig/network-scripts/ifcfg-ens34
<!--编辑ens34网卡配置文件-->
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=static
DEFROUTE=yes
NAME=ens34
DEVICE=ens34
ONBOOT=yes
IPADDR=192.168.200.254 <!--外网的IP地址-->
NATEMASK=255.255.255.0
DNS1=192.168.200.254 <!--添加DNS-->
[root@centos04 ~]# systemctl restart network <!--重新启动网卡服务-->
[root@centos04 ~]# vim /etc/sysctl.conf <!--开启路由功能-->
net.ipv4.ip_forward = 1
[root@centos04 ~]# sysctl -p <!--刷新配置-->
[root@centos01 ~]# vim /etc/sysconfig/network-scripts/ifcfg-ens32
<!--编辑ens32网卡配置文件-->
GATEWAY=192.168.100.40
<!--网站服务器和Haproxy服务器添加网关(内网所有服务器都要添加网关)-->
[root@centos01 ~]# systemctl restart network <!--重新启动网卡服务-->
[root@centos04 ~]# systemctl start firewalld.service <!--启动防火墙-->
[root@centos04 ~]# systemctl enable firewalld.service <!--设置开机自动启动-->
[root@centos04 ~]# firewall-cmd --add-interface=ens34 --zone=external
<!--将ens34接口加入到external区域-->
The interface is under control of NetworkManager, setting zone to 'external'.
success
[root@centos04 ~]# firewall-cmd --add-interface=ens32 --zone=trusted
<!--将ens32接口加入到trusted区域-->
The interface is under control of NetworkManager, setting zone to 'trusted'.
success
[root@centos04 ~]# firewall-cmd --get-active-zones <!--查看所有激活的区域-->
external
interfaces: ens34
trusted
interfaces: ens32
[root@centos04 ~]# firewall-cmd --remove-masquerade --zone=external
<!--关闭默认的IP地址伪装-->
success
[root@centos04 ~]# firewall-cmd --add-rich-rule='rule family=ipv4 source address=192.168.100.0/24 masquerade' <!--external区域配置IP地址伪装-->
success
[root@centos04 ~]# firewall-cmd --add-rich-rule='rule family=ipv4 destination address=192.168.200.254/32 forward-port port=80 protocol=tcp to-addr=192.168.100.30'
<!--配置端口映射;将trusted区域的192.168.100.30的80端口映射到external区域的
192.168.200.254的80端口-->
success
[root@centos04 ~]# firewall-cmd --zone=external --add-service=http
<!--external区域允许http协议-->
success
[root@centos04 ~]# firewall-cmd --zone=external --add-service=dns
<!--external区域允许 dns协议-->
success
[root@centos04 ~]# firewall-cmd --zone=external --list-all<!--查看external区域的详细信息-->
external (active)
target: default
icmp-block-inversion: no
interfaces: ens34
sources:
services: ssh http dns
ports:
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
rule family="ipv4" source address="192.168.100.0/24" masquerade
rule family="ipv4" destination address="192.168.200.254/32" forward-port port="80" protocol="tcp" to-addr="192.168.100.30"
关于DNS详细配置及概述请参考博文:CentOS7简单搭建DNS服务
[root@centos04 ~]# yum -y install bind bind-chroot bind-utils <!--安装依赖软件-->
[root@centos04 ~]# echo "" > /etc/named.conf
[root@centos04 ~]# vim /etc/named.conf <!--编辑DNS主配置文件-->
options {
listen-on port 53 { any; };
directory "/var/named";
};
zone benet.com IN {
type master;
file "benet.com.zone";
};
[root@centos04 ~]# named-checkconf -z /etc/named.conf
<!--检查DNS主配置文件是否错误-->
[root@centos04 ~]# vim /var/named/benet.com.zone
<!--编辑benet.com正向解析区域配置文件-->
$TTL 86400
@ SOA benet.com. root.benet.com.(
2020021801
1H
15M
1W
1D
)
@ NS centos04.benet.com.
centos04 A 192.168.200.254
www A 192.168.200.254
[root@centos04 ~]# named-checkzone benet.com /var/named/benet.com.zone
<!--检查正向解析区域配置文件是否错误-->
zone benet.com/IN: loaded serial 2020021801
OK
[root@centos04 ~]# chmod +x /var/named/benet.com.zone
<!--正向解析区域配置文件添加执行权限-->
[root@centos04 ~]# chown named:named /var/named/benet.com.zone<!--修改属组属组-->
[root@centos04 ~]# systemctl start named <!--启动服务-->
[root@centos04 ~]# systemctl enable named <!--设置服务开机自动启动-->
1、客户端配置IP地址、添加DNS地址
2、客户端使用域名访问
3、客户端更换IP地址重新访问
———————— 本文至此结束,感谢阅读 ————————
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