#websoceket 使用map

map $http_upgrade $connection_upgrade {

        default upgrade;

        ''      close;

}

upstream abc.com

{

     server 47.***.***.1:8012;

}

server {

    listen 80;

     server_name www.abc.com  abc.com;

    rewrite ^(.*) https://$host$1 permanent;

}

server

        {

                listen 443 ssl;

                server_name www.abc.com  abc.com;

                index index.html index.htm index.php;

                  ssl on;

        ssl_certificate         /etc/letsencrypt/live/www.abc.com/fullchain.pem;

        ssl_certificate_key     /etc/letsencrypt/live/www.abc.com/privkey.pem;

        ssl_session_timeout 5m;

        ssl_protocols TLSv1 TLSv1.1 TLSv1.2;

        ssl_ciphers AESGCM:ALL:!DH:!EXPORT:!RC4:+HIGH:!MEDIUM:!LOW:!aNULL:!eNULL;

        ssl_prefer_server_ciphers   on;

                location /

                {

            proxy_pass http://abc.com;

            proxy_set_header   X-Real-IP            $remote_addr;

            proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;

            proxy_set_header   Host                   $http_host;

            proxy_set_header   X-NginX-Proxy    true;

            proxy_set_header   Connection "";

            proxy_http_version 1.1;

            proxy_connect_timeout 1;

            proxy_send_timeout 30;

            proxy_read_timeout 60;

                }

        error_log   logs/abc_error.log;

  }