问Joomla后端的Nginx问题(Cloudflare错误520)

EN

 server {
        
        listen 443 ssl http2;
        listen 80;
        
        server_name websitename.com www.websitename.com;
        
        root  /var/www/html;
    
        ssl_certificate websitename.com.crt;
        ssl_certificate_key websitename.com.key;
        
            index index.php index.html index.htm default.html default.htm;

             location / {
                    try_files $uri $uri/ /index.php?$args;
            }
    

            location ~* /(images|cache|media|logs|tmp)/.*\.(php|pl|py|jsp|asp|sh|cgi)$ {
                    return 403;
                    error_page 403 /403_error.html;
            }
    
            location ~ \.php$ {
                fastcgi_pass  127.0.0.1:9000;
                fastcgi_index index.php;
                include fastcgi_params;
                fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
                include /etc/nginx/fastcgi.conf;
            }
    

            location ~* \.(ico|pdf|flv)$ {
                    expires 1y;
            }
    
            location ~* \.(js|css|png|jpg|jpeg|gif|swf|xml|txt)$ {
                    expires 14d;
            }
            
    }