快速配置nginx反向代理

www.s135.com 和blog.s135.com域名均指向 Nginx所在的服务器IP。

用户访问http://www.s135.com，将其负载均衡到192.168.1.2:80、192.168.1.3:80、192.168.1.4:80、192.168.1.5:80四台服务器。　　 　　

用户访问http://blog.s135.com，将其负载均衡到192.168.1.7服务器的8080、8081、8082端口。

#nginx.conf：
 
user www www; 
worker_processes 10;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid; 

#最大文件描述符
worker_rlimit_nofile 51200;

events  {
   use epoll;
   worker_connections 51200; 
} 

http {
   include       conf/mime.types;
   default_type  application/octet-stream;
   keepalive_timeout 120;
   tcp_nodelay on;
   
   upstream  www.s135.com  {
		server   192.168.1.2:80;
		server   192.168.1.3:80;
		server   192.168.1.4:80;
		server   192.168.1.5:80;
	}
	
	upstream  blog.s135.com  {
		server   192.168.1.7:8080;
		server   192.168.1.7:8081;
		server   192.168.1.7:8082;
	}     
	
	server { 
		listen  80;
		server_name  www.s135.com;
		location / { 
			proxy_pass http://www.s135.com;
			proxy_set_header Host $host;
			proxy_set_header X-Real-IP $remote_addr;
			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		}        
		log_format  www_s135_com  '$remote_addr - $remote_user [$time_local] $request ' '"$status" $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"';
		access_log  /data1/logs/www.log.www_s135_com;  
	}    
	
	server {
		listen  80;
		server_name  blog.s135.com;  
		location / {     
			proxy_pass http://blog.s135.com; 
			proxy_set_header Host $host;
			proxy_set_header X-Real-IP $remote_addr;
			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; 
		}     
		log_format  blog_s135_com  '$remote_addr - $remote_user [$time_local] $request ' '"$status" $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; 
		access_log  /data1/logs/blog.log.blog_s135_com; 
	} 
}