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Bash MySQL backup to tar.gz for single database
#!/bin/bash
MYSQL_USER=root
MYSQL_PASS=root
MYSQL_DB=test
BACKUP_DIR=/var/local/backup
LOGS_DIR=/var/log
# Equals to 3 last days
MAX_OLD_BACKUPS_DAYS=1
DATE=`date '+%Y-%m-%d_%H-%M-%S'`
mkdir ${BACKUP_DIR}
cd ${BACKUP_DIR}
echo "Deleting old backups and logs from $BACKUP_DIR & $LOGS_DIR"
# https://www.howtogeek.com/howto/ubuntu/delete-files-older-than-x-days-on-linux/
#find ${LOGS_DIR} -type f \( -name "*.gz" -o -name "*.1*" \) -exec rm '{}' \;
find ${BACKUP_DIR} -mtime +${MAX_OLD_BACKUPS_DAYS} -exec rm '{}' \;
echo "Backup database to $BACKUP_DIR"
mysqldump -u ${MYSQL_USER} -p${MYSQL_PASS} ${MYSQL_DB} > ${MYSQL_DB}.sql
tar -czf ${DATE}_mysql.tar.gz ${MYSQL_DB}.sql
rm -rf ${MYSQL_DB}.sql
echo "Backup files to $BACKUP_DIR"
tar -czf ${DATE}_khasky_com.tar.gz /var/www/khasky.com/public_html
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