Nginx 配置wss代理

域名设置ssl证书，并在nginx 配置文件中加入以下配置

        location /wss {
            proxy_pass http://xxx.com:1818;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";
        }

使用websocket连接 wss://xxx.com/wss