一个Mysql自动备份脚本
写了一【xiě le yī】个【gè】😫Mysql备份【fèn】的脚本【jiǎo běn】,大家看【kàn】看【kàn】,有什么🌦不妥地方【fāng】。
这是【zhè shì】⏪我写的【wǒ xiě de】第一个【dì yī gè】😫Shell脚本【jiǎo běn】,大家帮【dà jiā bāng】忙看【kàn】看【kàn】,
有谁需要的⌛,我可以🏙发给他🎾。
可以将这个脚【zhè gè jiǎo】🐨本放进crontab,每天凌【měi tiān líng】😤晨执行一【yī】🥀次🏕,自动备份【fèn】
这个脚【zhè gè jiǎo】🐨本每天最多只执行一【yī】🥀次🏕,而且只保留最🤗近五天的备份【fèn】在服务🌞器上。
代码🤸: |
#!/bin/bash #This is a ShellScript For Auto DB Backup #Powered by aspbiz #2004-09 #Setting #设置数据库🎥名【míng】,数据库🎥登录名【míng】,密码,备份【fèn】路😼径【jìng】💉,日志路径【jìng】💉,数据文件位置【jiàn wèi zhì】,以及备份方式【fèn fāng shì】🚮 #默认情况下🆎备份方式【fèn fāng shì】🚮是【shì】⏪tar,还可以是【shì】⏪mysqldump,mysqldotcopy #默认情况下🆎,用【yòng】root(空💝)登录mysql数据库🎥,备份【fèn】至/root/dbxxxxx.tgz DBName=mysql DBUser=root DBPasswd= BackupPath=/root/ LogFile=/root/db.log DBPath=/var/lib/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='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 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 |
关键词:Mysql
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