详述Linux系统中Nginx虚拟主机的配置

Nginx虚拟主机应用

Nginx支持的虚拟主机有三种

• 基于域名的虚拟主机.
• 基于IP的虚拟主机
• 基于端口的虚拟主机

通过"server{}"配置段实现

• 本篇实验接着上一篇搭建Nginx服务继续搭建，前面Nginx的编译安装不在介绍

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  基于域名的虚拟主机

  [root@localhost nginx-1.12.2]# mkdir -p /var/www/html/accp   //递归创建accp网页站点目录
  [root@localhost nginx-1.12.2]# mkdir -p /var/www/html/kgc     //递归创建kgc网页站点目录
  [root@localhost nginx-1.12.2]# cd /var/www/html/      //进入站点目录
  [root@localhost html]# ls           //查看
  accp  kgc
  [root@localhost html]# echo "this is kgc web" > kgc/index.html    //创建站点文件
  [root@localhost html]# echo "this is accp web" > accp/index.html  //创建站点文件
  [root@localhost html]# ls accp/   //查看accp站点目录
  index.html
  [root@localhost html]# ls kgc/   //查看kgc站点目录
  index.html
  [root@localhost conf]# vim /etc/named.rfc1912.zones     //编辑DNS服务区域配置文件
  ...//省略部分内容...
  zone "kgc.com" IN {
      type master;
      file "kgc.com.zone";
      allow-update { none; };
  };      
  zone "accp.com" IN {
      type master;
      file "accp.com.zone";                //添加accp网页域名解析
      allow-update { none; };
  };
  ...//省略部分内容...
  :wq
  [root@localhost conf]# cd /var/named/
  [root@localhost named]# cp -p named.localhost kgc.com.zone    //复制区域数据文件
  [root@localhost named]# vim kgc.com.zone              //编辑kgc区域数据文件
  $TTL 1D
  @       IN SOA  @ rname.invalid. (
                                      0       ; serial
                                      1D      ; refresh
                                      1H      ; retry
                                      1W      ; expire
                                      3H )    ; minimum
      NS      @
      A       127.0.0.1
  www IN  A       192.168.144.133
  :wq
  [root@localhost named]# cp -p kgc.com.zone accp.com.zone     
  //复制kgc区域数据文件保持权限不变，复制为accp区域数据文件
  [root@localhost named]# systemctl restart named          //重启DNS服务
  [root@localhost init.d]# cd /usr/local/nginx/conf/      
  [root@localhost conf]# vim nginx.conf               //编辑Nginx主配置文件
  ...//省略部分内容...
  server {
      listen       80; 
      server_name  www.kgc.com;         //设置kgc域名访问条目
      charset utf-8;                   //更改字符串类型
      access_log  logs/www.kgc.com.access.log;    //更改日志文件名称
      location / { 
          root   /var/www/html/kgc;           //更改站点位置
          index  index.html index.htm;
      }   
      error_page   500 502 503 504  /50x.html;
      location = /50x.html {
          root   html;
      }   
  }   
  server {
      listen       80; 
      server_name  www.accp.com;
      charset utf-8;
      access_log  logs/www.accp.com.access.log;
      location / { 
          root   /var/www/html/accp;
          index  index.html index.htm;
      }   
      error_page   500 502 503 504  /50x.html;
      location = /50x.html {
          root   html;
      }   
  }   
  ...//省略部分内容...
  :wq
  [root@localhost conf]# nginx -t    //检测语法
  nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
  nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful
  [root@localhost conf]# service nginx restart     //重启服务
  [root@localhost conf]# systemctl restart named   //重启DNS服务

• 在客户机中测试网页

基于端口的虚拟主机

[root@localhost conf]# vim nginx.conf    //编辑Nginx主配置文件
...//省略部分内容...
#    server {
#        listen       80;
#        server_name  www.kgc.com;
#        charset utf-8;
#        access_log  logs/www.kgc.com.access.log;
#        location / {
#            root   /var/www/html/kgc;             //注释掉此部分内容
#            index  index.html index.htm;
#        }
#        error_page   500 502 503 504  /50x.html;
#        location = /50x.html {
#            root   html;
#        }
#    }

  server {
        listen       192.168.144.133:80;          //端口条目钱添加IP地址
        server_name  www.accp.com;
        charset utf-8;
        access_log  logs/www.accp.com.access.log;
        location / {
            root   /var/www/html/accp;
            index  index.html index.htm;
        }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }

    server {                                         //复制上面部分的内容
        listen       192.168.144.133:8080;           //设置相同IP监听不同端口 
        server_name  www.accp.com;
        charset utf-8;
        access_log  logs/www.accp8080.com.access.log;    //更改日志文件名称
        location / {
            root   /var/www/html/accp8080;         //整改站点文件目录名称
            index  index.html index.htm;
        }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
...//省略部分内容...
:wq          
[root@localhost conf]# cd /var/www/html/      //进入站点目录
[root@localhost html]# mkdir accp8080           //创建目录
[root@localhost html]# echo "this is accp8080 web" > accp8080/index.html   //编辑网页内容
[root@localhost html]# cd /usr/local/nginx/conf/    
[root@localhost conf]# nginx -t             //检测语法
nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful
[root@localhost conf]# service nginx restart   //重启服务
[root@localhost conf]# netstat -ntap | grep 80     //查看端口
tcp        0      0 192.168.144.133:8080    0.0.0.0:*            LISTEN      11967/nginx: master 
tcp        0      0 192.168.144.133:80      0.0.0.0:*            LISTEN      11967/nginx:

• 在客户机中访问测试

基于不同IP的虚拟主机

• 首先给Linux虚拟机添加网卡

[root@localhost conf]# ifconfig     //查看新添加的网卡信息，并记录IP地址
ens33: flags=4163  mtu 1500
        inet 192.168.144.133  netmask 255.255.255.0  broadcast 192.168.144.255
        inet6 fe80::a85a:c203:e2e:3f3c  prefixlen 64  scopeid 0x20
        ether 00:0c:29:5b:d3:a0  txqueuelen 1000  (Ethernet)
        RX packets 67362  bytes 72060261 (68.7 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 16836  bytes 1825469 (1.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

ens36: flags=4163  mtu 1500
        inet 192.168.144.145  netmask 255.255.255.0  broadcast 192.168.144.255
        inet6 fe80::deb1:3cec:3e26:5ec2  prefixlen 64  scopeid 0x20
        ether 00:0c:29:5b:d3:aa  txqueuelen 1000  (Ethernet)
        RX packets 6  bytes 926 (926.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 27  bytes 4513 (4.4 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
[root@localhost conf]# vim /var/named/kgc.com.zon       //更改DNS区域数据文件中kgc网页解析的IP地址
$TTL 1D
@       IN SOA  @ rname.invalid. (
                                        0       ; serial
                                        1D      ; refresh
                                        1H      ; retry
                                        1W      ; expire
                                        3H )    ; minimum
        NS      @
        A       127.0.0.1
www IN  A       192.168.144.145      //更改为新添加网卡的IP地址
:wq
[root@localhost conf]# vim nginx.conf    //编辑主配置文件
...//省略部分内容...
 server {
        listen       192.168.144.145:80;       //去掉上面配置基于端口时全面添加的注释，并添加监听的IP地址
        server_name  www.kgc.com;
        charset utf-8;
        access_log  logs/www.kgc.com.access.log;
        location / { 
            root   /var/www/html/kgc;
            index  index.html index.htm;
        }   
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }   
    }   

    server {
        listen       192.168.144.133:80;
        server_name  www.accp.com;
        charset utf-8; 
        access_log  logs/www.accp.com.access.log;            //保持不变
        location / { 
            root   /var/www/html/accp;
            index  index.html index.htm;
        }   
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }   
    } 

#    server {
#        listen       192.168.144.133:8080;
#        server_name  www.accp.com;
#        charset utf-8;
#        access_log  logs/www.accp8080.com.access.log;          //注释掉此部分内容
#        location / {
#            root   /var/www/html/accp8080;
#            index  index.html index.htm;
#        }
#        error_page   500 502 503 504  /50x.html;
#        location = /50x.html {
#            root   html;
#        }
#    }
...//省略部分内容...
:wq
[root@localhost conf]# nginx -t          //检测语法 
nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful
[root@localhost conf]# service nginx restart    //重启服务
[root@localhost conf]# systemctl restart named   //重启DNS服务

• 在客户机中访问测试（此处建议新开启一台客户机做访问测试）