nginx部署多个网站

upstream tomcatserver2 {  
    server xx.xx.xx.111:5000;  
    } 
upstream tomcatserver3 {  
    server xx.xx.xx.111:5001;  
    } 

server {
   listen       80;
   server_name  admin.domain.com;
   charset      utf-8;
   root   /opt/www/vue/dist/;
   index  index.html;
   error_page  404 = /index.html;
}

server {  
        listen       80;  
        server_name  api.domain.com;  
  
        #charset koi8-r;  
  
        #access_log  logs/host.access.log  main;  
  
        location / {  
            proxy_pass   http://tomcatserver2;  
            index  index.html index.htm;  
        }          
    }  

server {  
        listen       80;  
        server_name  apix.domain.com;  
  
        #charset koi8-r;  
  
        #access_log  logs/host.access.log  main;  
  
        location / {  
            proxy_pass   http://tomcatserver3;  
            index  index.html index.htm;  
        }          
    }