[mysql]每日备份shell脚本

每天固定时间用mysqldump 备份mysql数据。

#!/bin/bash
#每天早上4点， mysql备份数据 orangleliu
#chmod 700 backup.sh
#crontab -e
#0 4 * * * /home/erya/run/moniter/mysql_backup.sh

user="radius"
password=""
host="localhost"
db_name="radius"

#backup directory
base_dir="/home/backup"
backup_log="${base_dir}/mysql_backup.log"
backup_path=${base_dir}

#file info
date=$(date +"%Y-%m-%d")
filename=$backup_path/$db_name-$date.sql.gz
umask 177

#back up
mysqldump --user=$user --password=$password --host=$host $db_name | gzip > $filename
#Delete files older than 10 days
find $backup_path/* -mtime +10 -exec rm {} \;
echo "backup finished at $(date +‘%Y-%m-%d %H:%M:%S‘)" >> "$backup_log"

参考

• Mysql-backup

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