piwik_nginx.conf

server {
        listen 80;
        server_name stats.facebook.id;
        access_log /var/log/nginx/piwik_access.log;
        error_log /var/log/nginx/piwik_error.log;
        root /opt/www/piwik;
        # Static
        location / {
            index    index.php;
        }

        location /config.ini.php {
                root /opt/www/piwik/config;
                index config.ini.php;
        }

        location ~ \.php$ {
               try_files $uri =404;
               include fastcgi_params;
               fastcgi_pass unix:/run/php/php7.0-fpm.sock;
               fastcgi_index index.php;
               fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
               fastcgi_intercept_errors on;
               fastcgi_split_path_info ^(.+\.php)(.*)$;
               fastcgi_hide_header X-Powered-By;
        }
}