upstream notebook {
    server 127.0.0.1:xxx;
}

server {
  listen       80;
  # listen       [::]:80;
  server_name  xxx.xxxxxx.xxx;   # 域名
  root         /usr/share/nginx/html;

  location ~ /api/kernels/ {
    proxy_pass            http://notebook;
    proxy_set_header      Host $host;

    proxy_http_version    1.1;  # websocket support
    proxy_set_header      Upgrade "websocket";
    proxy_set_header      Connection "Upgrade";
    proxy_read_timeout    86400;
  }

  location ~ /terminals/ {
    proxy_pass            http://notebook;
    proxy_set_header      Host $host;

    proxy_http_version    1.1; 
    proxy_set_header      Upgrade "websocket";
    proxy_set_header      Connection "Upgrade";
    proxy_read_timeout    86400;
  }
  
  # 上面两个是核心操作

  location ~ /lab/api/build {
    proxy_pass            http://notebook;
    proxy_set_header      Host $host;

    proxy_http_version    1.1; 
  }   # 这个加上没有用好像 但是加了也没事

  location / {
    proxy_pass http://notebook;
    proxy_set_header   Host             $host; 
    proxy_set_header   X-Real-IP        $remote_addr; 
    proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for; 
  }

  # Load configuration files for the default server block.
  include /etc/nginx/default.d/*.conf;

    error_page 404 /404.html;
    location = /40x.html {
		}

    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
		}
}