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  • 数据库备份数据脚本

    #!/bin/bash
    
    currentpath=`dirname $0`
    if [ ${currentpath} == '.' ];then
      currentpath=`pwd`
    fi
    
    backup_path=/backup/db
    suffix=`date "+%F"`
    logfile=${currentpath}/logs/mysqlbacklog.log
    
    mysql_user=root
    mysql_password=UuopkenpDHiHWg
    mysqldump_prog=/usr/local/mysql/bin/mysqldump
    mysql_sock=/tmp/mysql.sock
    
    [ ! -d ${backup_path} ] && mkdir -p ${backup_path}
    [ ! -d ${currentpath}/logs ] && mkdir -p ${currentpath}/logs
    
    echo "==============================================" >> ${logfile}
    echo "`date "+%F %H:%M:%S"` 开始备份MySQL数据"  >> ${logfile}
    cd ${backup_path}
    ${mysqldump_prog} -u${mysql_user} -p${mysql_password} -S ${mysql_sock} -A -B --single-transaction -F --master-data=2 -E -R --triggers |gzip >${backup_path}/all-${suffix}.sql.gz
    if [ $? -ne 0 ];then
      echo "`date  "+%F %H:%M:%S"` 备份MySQL数据失败"  >> ${logfile}
    else
      echo "`date  "+%F %H:%M:%S"` 备份MySQL数据成功,备份文件名:${backup_path}/all-${suffix}.sql.gz"  >> ${logfile}
    fi
    echo "`date "+%F %H:%M:%S"` MySQL数据备份结束"  >> ${logfile}
    echo "==============================================" >> ${logfile}
    
    cd ${backup_path}
    find ${backup_path} -mtime +5 -exec rm -f {} ;  # 删除五天以前的备份数据
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  • 原文地址:https://www.cnblogs.com/Dfengshuo/p/11912803.html
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