mysql数据库innodb存储引擎备份脚本

#!/bin/bash

# author: movekj

# descript: backup mysql. full backup in sunday,incremental backup in other day.(for Innodb Store Engine)

# version: 0.0.1

### DEFINE VARIABLES

PATH="/usr/java/latest/bin:/usr/lib64/qt-3.3/bin:/usr/java/latest/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin"

BackupUser=backuper

BackupPassword=.......1

WorkPath=/home/backup

LogPath=/home/backup/log/

FullBackupPath=/home/backup/full/

IncreBackupPath=/home/backup/incre/

DayOfWeek=`date +%u`

WeekOfYear=`date +%W`

Date=`date +%F`

### DEFINE FUNCTION

CreateBackupPath() {

if [ ! -d $1$2 ]

then

mkdir -p $1$2 && echo -e "`date` \033[31m$1$2 is create successful!\033[0m"#>> $LogPath$WeekOfYear/backup_$Date.log

fi

}

DeleteOldBackup() {

BackupNum=`ls $1 | wc -l`

if [ $BackupNum -gt 3 ]

then

OldBackupNum=$[$BackupNum-3]

OldBackup=`ls -t $1 | tail -$OldBackupNum`    ### FIND OLD BACKUP

for I in $OldBackup

do

rm -rf $1$I && echo "`date` $1$I is deleted!"  >> ${LogPath}backup_delete.log

done

fi

}

Delete() {

DeleteOldBackup $FullBackupPath    ### DELETE OLD FULL BACKUP

DeleteOldBackup $IncreBackupPath   ### DELETE OLD INCREMENTAL BACKUP

#DeleteOldBackup $LogPath          ### DELETE OLD LOG FILE

}

CreateBackupPath $LogPath $WeekOfYear      ### CREATE BACKUP LOG PATH

CreateBackupPath $FullBackupPath $WeekOfYear   ## CREATE FULL BACKUP PATH

CreateBackupPath $IncreBackupPath $WeekOfYear    ### CREATE INCREMENTAL BACKUP PATH

### START PROGRESS

if [ $DayOfWeek -eq 1 ]

then

innobackupex --user=$BackupUser --password=$BackupPassword $FullBackupPath$WeekOfYear 2>> $LogPath$WeekOfYear/Full_backup_$Date.log >> $LogPath$WeekOfYear/Full_backup_$Date.log

if [ $? -eq 0 ]

then

Delete

fi

elif [ $DayOfWeek -eq 2 ]

then

NewestFullBackup=`ls -t $FullBackupPath$WeekOfYear | head -1`    ### FIND NEWEST FULL BACKUP

innobackupex --user=$BackupUser --password=$BackupPassword --incremental --incremental-basedir=$FullBackupPath$WeekOfYear/$NewestFullBackup $IncreBackupPath$WeekOfYear 2>> $LogPath$WeekOfYear/Incre_backup_$Date.log >> $LogPath$WeekOfYear/Incre_backup_$Date.log

if [ $? -eq 0 ]

then

Delete

fi

else

NewestIncreBackup=`ls -t $IncreBackupPath$WeekOfYear | head -1`    ### FIND NEWEST INCREMENTAL BACKUP

innobackupex --user=$BackupUser --password=$BackupPassword --incremental --incremental-basedir=$IncreBackupPath$WeekOfYear/$NewestIncreBackup $IncreBackupPath$WeekOfYear 2>> $LogPath$WeekOfYear/Incre_backup_$Date.log >> $LogPath$WeekOfYear/Incre_backup_$Date.log

if [ $? -eq 0 ]

then

Delete

fi

fi

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