注意:mysql4和mysql5同时安装在一台服务器上

mysql4 backup_tar_mysql.sh
[coolcode download=”backup_tar_mysql.sh”]
#!/bin/bash
#This is a ShellScript For Auto DB Backup

#Setting
#设置数据库名，数据库登录名，密码，备份路径，日志路径，数据文件位置，以及备份方式
#默认情况下备份方式是tar，还可以是mysqldump,mysqldotcopy
#默认情况下，用root(空)登录mysql数据库，备份至/root/dbxxxxx.tgz
#循环10天备份
DBName=
DBUser=root
DBPasswd=
BackupPath=/home/ljb/data_bak/mysql_tar_bak/
LogFile=/home/ljb/data_bak/mysql_tar_bak/backup.log
DBPath=/var/data/mysql/
#BackupMethod=mysqldump
#BackupMethod=mysqlhotcopy
#BackupMethod=tar
#Setting End
NewFile=”$BackupPath”db$(date +%y%m%d).tgz
DumpFile=”$BackupPath”db$(date +%y%m%d)
OldFile=”$BackupPath”db$(date +%y%m%d –date=’10 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
case $BackupMethod in
mysqldump)
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
;;
mysqlhotcopy)
rm -rf $DumpFile
mkdir $DumpFile
if [ -z $DBPasswd ]
then
mysqlhotcopy -u $DBUser $DBName $DumpFile >> $LogFile 2>&1
else
mysqlhotcopy -u $DBUser -p $DBPasswd $DBName $DumpFile >>$LogFile 2>&1
fi
tar czvf $NewFile $DumpFile >> $LogFile 2>&1
echo “[$NewFile]Backup Success!” >> $LogFile
rm -rf $DumpFile
;;
*)
/etc/init.d/mysqld stop >/dev/null 2>&1
tar czvf $NewFile $DBPath$DBName >> $LogFile 2>&1
/etc/init.d/mysqld start >/dev/null 2>&1
echo “[$NewFile]Backup Success!” >> $LogFile
;;
esac
fi

echo “——————————————-” >> $LogFile
———————————————————————————————————

mysql5 backup_tar_mysql5.sh

#!/bin/bash
#This is a ShellScript For Auto DB Backup

#Setting
#设置数据库名，数据库登录名，密码，备份路径，日志路径，数据文件位置，以及备份方式
#默认情况下备份方式是tar，还可以是mysqldump,mysqldotcopy
#默认情况下，用root(空)登录mysql数据库，备份至/root/dbxxxxx.tgz
#循环10天备份
DBName=
DBUser=root
DBPasswd=
BackupPath=/home/ljb/data_bak/mysql5_tar_bak/
LogFile=/home/ljb/data_bak/mysql5_tar_bak/backup.log
DBPath=/var/data/mysql5/
#BackupMethod=mysqldump
#BackupMethod=mysqlhotcopy
#BackupMethod=tar
#Setting End
NewFile=”$BackupPath”db$(date +%y%m%d).tgz
DumpFile=”$BackupPath”db$(date +%y%m%d)
OldFile=”$BackupPath”db$(date +%y%m%d –date=’10 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
case $BackupMethod in
mysqldump)
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
;;
mysqlhotcopy)
rm -rf $DumpFile
mkdir $DumpFile
if [ -z $DBPasswd ]
then
mysqlhotcopy -u $DBUser $DBName $DumpFile >> $LogFile 2>&1
else
mysqlhotcopy -u $DBUser -p $DBPasswd $DBName $DumpFile >>$LogFile 2>&1
fi
tar czvf $NewFile $DumpFile >> $LogFile 2>&1
echo “[$NewFile]Backup Success!” >> $LogFile
rm -rf $DumpFile
;;
*)
/etc/init.d/mysqld5 stop >/dev/null 2>&1
tar czvf $NewFile $DBPath$DBName >> $LogFile 2>&1
/usr/local/mysql5/bin/mysqld_safe –defaults-file=/etc/my5.cnf & >/dev/null 2>&1
echo “[$NewFile]Backup Success!” >> $LogFile
;;
esac
fi

echo “——————————————-” >> $LogFile