41 lines
1.4 KiB
Bash
41 lines
1.4 KiB
Bash
#!/bin/bash
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#数据库IP
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dbserver='192.168.1.91'
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#数据库用户名
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dbuser='root'
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#数据密码
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dbpasswd='gbNiHao1.1dbmis@#'
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#数据库,如有多个库用空格分开
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dbname='dbmis'
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#备份时间
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backtime=`date +%Y%m%d`
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#备份输出日志路径
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logpath='/data/mysqlbak/'
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datapath='/data/mysqlbak/'
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echo "################## ${backtime} #############################"
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echo "开始备份"
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#日志记录头部
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echo "" >> ${logpath}/mysqlback.log
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echo "-------------------------------------------------" >> ${logpath}/mysqlback.log
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echo "备份时间为${backtime},备份数据库表 ${dbname} 开始" >> ${logpath}/mysqlback.log
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#正式备份数据库
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for table in $dbname; do
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source=`mysqldump -h ${dbserver} -u ${dbuser} -p${dbpasswd} ${table} > ${datapath}/${backtime}.sql` 2>> ${logpath}/mysqlback.log;
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#备份成功以下操作
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if [ "$?" == 0 ];then
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cd $datapath
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#为节约硬盘空间，将数据库压缩
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tar zcf ${table}${backtime}.tar.gz ${backtime}.sql > /dev/null
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#删除原始文件，只留压缩后文件
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rm -f ${datapath}/${backtime}.sql
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#删除七天前备份，也就是只保存7天内的备份
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find $datapath -name "*.tar.gz" -type f -mtime +7 -exec rm -rf {} \; > /dev/null 2>&1
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echo "数据库表 ${dbname} 备份成功!!" >> ${logpath}/mysqlback.log
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else
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#备份失败则进行以下操作
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echo "数据库表 ${dbname} 备份失败!!" >> ${logpath}/mysqlback.log
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fi
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done
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echo "完成备份"
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echo "################## ${backtime} #############################" |