1. 修改nginx配置文件

vi /usr/local/nginx/conf/nginx.conf

server {
        listen       80;
        server_name  www.xxx.cn;

        location / {
            index index.html;
        }
}

server {
        listen       80;
        server_name  jenkins.xxx.cn;

        location / {
           proxy_pass http://localhost:8080;
        }
}

2. 重启nginx

/usr/local/nginx/sbin/nginx -s reload