sudo docker run -it --rm -v /home/www-user/tmp:/backup dockercraft/mysql-client /bin/sh

mysqldump -u user_name -p -h from.server.ip --opt database_name > /backup/database_name-2018-05-26.sql

mysql -u user_name -p -h to.server.ip database_name < /backup/database_name-2018-05-26.sql