mysql 备份脚本

#!/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'"

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