mysql bak

dbbake.sh

#!/usr/bin/env bash
#dbbake.sh
#author:syshack
#date:2011.9.10
#数据库
DBName=mysql
#用户名
DBUser=root
#数据库密码
DBPasswd=
#备份文件存放路径
BackupPath=/root/
#备份日志存放地址
LogFile=/root/dbbak.log

NewFile="$BackupPath"db$(date +%y%m%d).tgz
DumpFile="$BackupPath"db$(date +%y%m%d)
OldFile="$BackupPath"db$(date +%y%m%d --date='5 days ago').tgz

echo "-------------------------------------------" >> $LogFile
echo $(date +"%y-%m-%d %H:%M:%S") >> $LogFile
echo "--------------------------" >> $LogFile
#Delete Old File
if [ -f $OldFile ]
then
   rm -f $OldFile >> $LogFile 2>&1
   echo "[$OldFile]Delete Old File Success!" >> $LogFile
else
   echo "[$OldFile]No Old Backup File!" >> $LogFile
fi

if [ -f $NewFile ]
then
   echo "[$NewFile]The Backup File is exists,Can't Backup!" >> $LogFile
else
      if [ -z $DBPasswd ]
      then
         mysqldump -u $DBUser --opt $DBName > $DumpFile
      else
         mysqldump -u $DBUser -p$DBPasswd --opt $DBName > $DumpFile
      fi
      tar czvf $NewFile $DumpFile >> $LogFile 2>&1
      echo "[$NewFile]Backup Success!" >> $LogFile
      rm -rf $DumpFile
fi
echo "-------------------------------------------" >> $LogFile