备份数据库

#!/bin/bash
#备份数据库
datetime=$(date +%y%m%d)
size=$(du -sh /home/fatmouse/sh)

if [ -d /home/fatmouse/backup ];then
	echo "Date: $datetime">/home/fatmouse/sh/info.txt
	echo "Size: $size" >>/home/fatmouse/sh/info.txt
	cd /home/fatmouse/backup
	tar -zcf Backup_$datetime.tar.gz /home/fatmouse/sh /home/fatmouse/info.txt &> /dev/null
	rm -rf /home/fatmouse/sh/info.txt
else
	mkdir /home/fatmouse/backup
	echo "Date: $datetime">/home/fatmouse/sh/info.txt
	echo "Size: $size" >>/home/fatmouse/sh/info.txt
	cd /home/fatmouse/backup
	tar -zcf Backup_$datetime.tar.gz /home/fatmouse/sh /home/fatmouse/info.txt &> /dev/null
	rm -rf /home/fatmouse/sh/info.txt
fi