upstream consul {

    server 127.0.0.1:8501;

    server 127.0.0.1:8502;

    server 127.0.0.1:8503;

}

server {

    listen       80;

    server_name  consul.test.com;#服务域名，需要填写你的服务域名

    location / {

        proxy_pass  http://consul;#请求转向consul服务器列表

        proxy_set_header Host $host;

        proxy_set_header X-Real-IP $remote_addr;

        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

    }

}