Linux下MySQL备份脚本

2014-11-24 18:41:30 · 作者: · 浏览: 0

#!/bin/bash


#Mysql autobackup shell#write by tuspark.cn


#-------------------数据库相关的用户名、密码、需要备份的数据库名、备份目录等


dbuser=root


dbpasswd=XXXXX


dbserver=localhost


dbname=XXXXX


dbopt=--opt


backupdir=/dcbackup/


#-------------------是否开启FTP远程备份,0为否,1为是。


copytoftp=1


ftpserver=XXXXX


ftpuser=XXXXX


ftppasswd=XXXXX


#-------------------以下参数


fileprefix=dcradiusdump


filename=$backupdir`date +%F`.sql


newfile=$fileprefix-`date +%F`.tar.gz


keepdays=10


#-------------------以下为备份时的日志
logfile=/var/log/mysqlbackup.log
logtmp=/var/log/mybackup.tmp
#===============================================
if [ ! -d $backupdir ]
then
echo "$backupdir is not exist, then make ..." >> $logfile
mkdir -p $backupdir
fi
echo "start====================================>">>$logfile
echo "Beginning backup `date '+%F %T'`" >>$logfile
echo "Delete $keepdays days ago files ..." >>$logfile
find $backupdir -name $fileprefix* -mtime +$keepdays -fls $logtmp -exec rm {} \;
echo "Deleted Backup file is :">>$logfile
cat $logtmp >>$logfile
echo "Delete old file Success!" >>$logfile
if [ -f $backupdir$newfile ]
then
echo "$newfile backup exist, backup stop ..." >>$logfile
else
if [ -z $dbpasswd ]
then
mysqldump -u$dbuser -h$dbserver $dbopt $dbname >$dumpfilename
else
mysqldump -u$dbuser -p$dbpasswd -h$dbserver $dbopt $dbname >$dumpfilename
fi
tar czvf $backupdir$newfile $dumpfilename >>$logfile 2>&1
echo "$backupdir$newfile Backup Success!" >>$logfile
rm -fr $dumpfilename
if [ $copytoftp = 1 ]; then
if [ -z $ftpserver ];then
echo "Ftp Server not set,Copy to Ftp Failed ..." >>$logfile
exit 1
elif [ -z $ftpuser ];then
echo "Ftp user not set, Copy to Ftp Failed ..." >>$logfile
exit 2
elif [ -z $ftppasswd ]; then
echo "Ftp password not set, Copy to Ftp Failed ..." >>$logfile
exit 3
else
echo "Start copy to Ftp server ...." >> $logfile
ftp -n>$logfile
fi