forked from jmfederico/run-xtrabackup.sh
Note: have tested on Ubuntu 18.04 with MariaDB 10.3
Full Backup and Restore with Mariabackup
Incremental Backup and Restore with Mariabackup
sudo apt install mariadb-backup
GRANT RELOAD, LOCK TABLES, REPLICATION CLIENT ON *.* TO 'backup'@'localhost' identified by 'YourPassword';
FLUSH PRIVILEGES;
MYSQL_PASSWORD=YourPassword bash run-mariabackup.sh
#MySQL Backup
30 2 * * * MYSQL_PASSWORD=YourPassword bash /data/script/run-mariabackup.sh > /data/script/logs/run-mariabackup.sh.out 2>&1
tree /data/mysql_backup/
/data/mysql_backup/
├── base
│ └── 2018-10-23_10-07-31
│ ├── backup.stream.gz
│ └── xtrabackup_checkpoints
└── incr
└── 2018-10-23_10-07-31
├── 2018-10-23_10-08-49
│ ├── backup.stream.gz
│ └── xtrabackup_checkpoints
└── 2018-10-23_10-13-58
├── backup.stream.gz
└── xtrabackup_checkpoints
# decompress
cd /data/mysql_backup/
for i in $(find . -name backup.stream.gz | grep '2018-10-23_10-07-31' | xargs dirname); \
do \
mkdir -p $i/backup; \
zcat $i/backup.stream.gz | mbstream -x -C $i/backup/; \
done
# prepare
mariabackup --prepare --target-dir base/2018-10-23_10-07-31/backup/ --user backup --password "YourPassword" --apply-log-only
mariabackup --prepare --target-dir base/2018-10-23_10-07-31/backup/ --user backup --password "YourPassword" --apply-log-only --incremental-dir incr/2018-10-23_10-07-31/2018-10-23_10-08-49/backup/
mariabackup --prepare --target-dir base/2018-10-23_10-07-31/backup/ --user backup --password "YourPassword" --apply-log-only --incremental-dir incr/2018-10-23_10-07-31/2018-10-23_10-13-58/backup/
# stop mairadb
service mariadb stop
# empty datadir
mv /data/mysql/ /data/mysql_bak/
# copy-back
mariabackup --copy-back --target-dir base/2018-10-23_10-07-31/backup/ --user backup --password "YourPassword" --datadir /data/mysql/
# fix privileges
chown -R mysql:mysql /data/mysql/
# start mariadb
service mariadb start
# done!
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