配置实例：

[root@iZbp17q09o7e8pgg9dybd7Z conf.d]# cat company.conf
server {
listen 80;
server_name www.yu*******dao.com www.bj******kd.com;
if ($host != 'www.yu********dao.com')
{
rewrite ^/(.*)$ http://www.yu**********dao.com/$1 permanent;

}

return 301 https://$host$request_uri;

}