MySQL备份脚本
[root@mysql]#cat mysql_full_bak.sh
#!/bin/sh
date=`date +%Y-%m-%d`
olddate=`date +%Y-%m-%d -d “-14 days”`
data_dir=/opt/mysql/var
bak_dir=/data_bak
dbname=t_test
user=root
pass=test
mkdir -p /data_bak/$dbname/$date
mysqldump –opt -uroot -ptest $dbname | gzip > $bak_dir/$dbname/$date/$dbname-$date.sql.gz
test -d $bak_dir/$dbname/$olddate && rm -f $bak_dir/$dbname/$olddate
mysqladmin -uroot -ptest flush-logs
rm_binlog=`tail -n1 $data_dir/mysql-bin.index | cut -d “/” -f2`
mysql -uroot -ptest -e “purge binary logs to ‘$rm_binlog'”

[root@mysql]#cat mysql_daily_bak.sh
#!/bin/sh
date=`date +%Y-%m-%d`
data_dir=/opt/mysql/var
bak_dir=/data_bak
dbname=t_test
user=root
pass=test
mkdir -p /data_bak/$date
mysqladmin flush-logs
n=`wc -l $data_dir/mysql-bin.index | cut -d ” ” -f1`
i=1
for file in `cat $data_dir/mysql-bin.index | cut -d “/” -f2`
do
if [ “$i” != “$n” ];then
cp $data_dir/$file $bak_dir/$date
fi
((++i))
done
rm_binlog=`tail -n1 $data_dir/mysql-bin.index | cut -d “/” -f2`
mysql -uroot -ptest -e “purge binary logs to ‘$rm_binlog'”