# 不允许IP访问
    server {
      listen 80 default_server;
      listen [::]:80 default_server;
      #443必须加证书
      listen 443 ssl default_server; 
      server_name _;
      ssl_certificate      /etc/nginx/cert/xxxxxx.cn.pem;
      ssl_certificate_key  /etc/nginx/cert/xxxxxx.cn.key;
      return 403;
    }
 
    server {
        listen 443 ssl;
        server_name www.xxxx.cn;
        add_header X-Frame-Options SAMEORIGIN;
 
        ssl_certificate      /etc/nginx/cert/xxxx.cn.pem;
        ssl_certificate_key  /etc/nginx/cert/xxxx.cn.key;
 
        ssl_session_cache    shared:SSL:1m;
        ssl_session_timeout  5m;
 
        ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4;
        ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
        ssl_prefer_server_ciphers  on;
 
        # 禁止其他网站跨域访问，设置 Referrer-Policy 头
        add_header Referrer-Policy "same-origin";
 
        # 允许访问的域名列表
        server_name www.xxxx.cn xxxx.com;
 
        location / {
            root   html;
            index  index.html index.htm;
            proxy_pass  http://10.10.10.10:8000;
            client_max_body_size  500m;
        }