Use um link simbólico.
ln -s /etc/php/7.0 /etc/php/current
ln -s /etc/init.d/php7.0-fpm /etc/init.d/phpcurrent-fpm
sed -i 's/post_max_size \= .M/post_max_size \= 200M/g' /etc/php/current/fpm/php.ini
sed -i 's/upload_max_filesize \= .M/upload_max_filesize \= 200M/g' /etc/php/current/fpm/php.ini
sed -i "s/;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/g" /etc/php/current/fpm/php.ini
/etc/init.d/phpcurrent-fpm restart && systemctl restart nginx.service