This image runs mysqldump to backup data using cronjob to folder /backup
docker run -d \
--env MYSQL_HOST=mysql.host \
--env MYSQL_PORT=27017 \
--env MYSQL_USER=admin \
--env MYSQL_PASS=password \
--volume host.folder:/backup
tutum/mysql-backup
Moreover, if you link tutum/mysql-backup to a mysql container(e.g. tutum/mysql) with an alias named mysql, this image will try to auto load the host, port, user, pass if possible.
docker run -d -p 27017:27017 -p 28017:28017 -e MYSQL_PASS="mypass" --name mysql tutum/mysql
docker run -d --link mysql:mysql -v host.folder:/backup tutum/mysql-backup
MYSQL_HOST the host/ip of your mysql database
MYSQL_PORT the port number of your mysql database
MYSQL_USER the username of your mysql database
MYSQL_PASS the password of your mysql database
MYSQL_DB the database name to dump. Default: `--all-databases`
EXTRA_OPTS the extra options to pass to mysqldump command
CRON_TIME the interval of cron job to run mysqldump. `0 0 * * *` by default, which is every day at 00:00
MAX_BACKUPS the number of backups to keep. When reaching the limit, the old backup will be discarded. No limit by default
INIT_BACKUP if set, create a backup when the container starts
INIT_RESTORE_LATEST if set, restores latest backup
See the list of backups, you can run:
docker exec tutum-backup ls /backup
To restore database from a certain backup, simply run:
docker exec tutum-backup /restore.sh /backup/2015.08.06.171901