MySQL数据备份脚本

#!/bin/bash
#MySQL备份

dates=`date +%Y%m%d`
datey=`date -d"30 days ago" +%Y%m%d`
mkdir -p /home/backup

cd /home/backup
mysqldump -u用户名 -p密码 fight_cancer > fight_cancer.$dates.sql
mysqldump -u用户名 -p密码 redmine > redmine.$dates.sql

mkdir -p /home/backup/fight_cancer
mkdir -p /home/backup/redmine

gzip fight_cancer.$dates.sql
gzip redmine.$dates.sql

mv fight_cancer.$dates.sql.gz /home/backup/fight_cancer
mv redmine.$dates.sql.gz /home/backup/redmine

rm -rf /home/backup/fight_cancer/fight_cancer.$datey.sql.gz
rm -rf /home/backup/redmine/redmine.$datey.sql.gz