#!/bin/bash
bak_dir=/tmp/`date +%Y%m%d`
mysqldb=test
mysqlusr=root
mysqlpw=123456
mysqlcmd=/usr/bin/mysqldump
if [ $UID -ne 0 ];then
echo "you must be use root";
exit
fi
if [ ! -d $bak_dir ];then
mkdir -p $bak_dir
echo "$bak_dir is create ok";
else
echo "this $bak_dir is already exists";
fi
$mysqlcmd -u$mysqlusr -p$mysqlpw $mysqldb > $bak_dir/$mysqldb.sql
if [ $? -eq 0 ];then
echo "the database $mysqldb is backup ok"
else
echo "the database $mysqldb is backup error"
fi
自動備份
crontab e
01 00 * * * /bin/bash /tmp/mysql_back.sh