Linux下MySQL备份脚本

Linux下MySQL备份脚本：#！/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=rootdbpasswd=XXXXXdbserver=localhostdbname=XXXXXdbopt=--optbackupdir=/dcbackup/#-------------------是否开启FTP远程备份，0为否，1为是。copytoftp=1ftpserver=XXXXXftpuser=XXXXXftppasswd=XXXXX#-------------------以下参数fileprefix=dcradiusdumpfilename=$backupdir`date +%F`.sqlnewfile=$fileprefix-`date +%F`.tar.gzkeepdays=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
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