nginx在网站中的7层转发功能(2)

    ^                  ^           ^          |            |            |
     |              |           |          |            |            |
     +----------- |--------------- |----------+            |            |
                      +---------------|---------------------+         |   
                      +-------------------------------+

 
LB-Nginx:

Client:
    CIP:    202.106.0.56

Director-Nginx:
    VIP:    202.106.0.254
    DIP:     192.168.0.1

   
Director配置:
    1、安装nginx
cd /etc/nginx/conf.d
vim rip.conf   
upstream squids {
     server 192.168.0.254:3128;
     server 192.168.0.208:3128;
     server 192.168.0.39:3128; 
              RealServer
}
   
upstream apaches {
     server 192.168.0.14:80;
     server 192.168.0.231:80;
     server 192.168.0.49:80;
}   
upstream tomcats {
     server 192.168.0.119:8080;
     server 192.168.0.188:8080;
     server 192.168.0.194:8080;
}
2、vim /etc/nginx/nginx.conf
    location / {
            root   /usr/share/nginx/html;
            index  index.html index.htm;
       if ($request_uri ~* ".*\.html$")
       {
    proxy_pass http://squids;
       }