1.本nginx為 3個tomcat，3個埠 3個域名

2.直接貼程式碼

worker_processes  1;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;
    sendfile        on;
    keepalive_timeout  65;

   upstream mytesturl_PC {  
	  server 127.0.0.1:8080;      
    }  
   upstream console.mytesturl.com {
	  server 127.0.0.1:7070;
    }
   upstream test.mytesturl.com {
	  server 127.0.0.1:7072;
    }
   
   #商家端配置
    server {
        listen       80;
        server_name  mytesturl_PC;
        location / {
            root   /home/apache-tomcat-7.0.52-8080/;
            index  index.html index.htm;
	    proxy_pass http://mytesturl_PC; 
        }
		
	  # 可配置多個地址，如果同一路徑下兩個不同資料夾，深目錄的配置放在前面
	   location ~* \.(gif|jpg|png)$ {
	     access_log off;
             root /home/apache-tomcat-7.0.52-8080/webapps/hs.com.web;
             expires 30d;
             
        }
	location ~* \.(gif|jpg|png)$ {
		access_log off;
		# 如圖片在/home/apache-tomcat-7.0.52-8080/image 目錄  
		# 則圖片訪問地址 http://mytesturl_PC/test.jsp  而不是 http://mytesturl_PC/image/test.jsp	
               root /home/apache-tomcat-7.0.52-8080; 
               expires 30d;
             
        }
		
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }

    }

	#後臺配置
	server {
   		 listen       80;
   		 server_name  console.mytesturl.com;
		 location / {
		   	 root   html;
           		 index  index.html index.htm;
		  	# proxy_pass   http://console.mytesturl.com:7070/;
		   	proxy_pass http://127.0.0.1:7070; 
		}
		
	}

	#測試商家端配置
	server {
    		listen       80;
    		server_name test.mytesturl.com;
		 location / {
		   	root   html;
          		index  index.html index.htm;
		   	proxy_pass http://127.0.0.1:7072; 
		}
		
        error_page   500 502 503 504  /50x.html;  
        location = /50x.html {  
            root   html;  
        }  
	}

}