Copy Code code as follows:
User=root #数据库用户名
Password=cucrzmysql #数据库用户密码
#DATABASE =IDSSR #数据库名称
For DATABASE in ' ls/mysql/data/mysql/| grep IDSs ' #数据库名称
Todo
#WEBMASTER =849699940@qq.com #管理员邮箱地址 to send a backup failure message reminder
Backup_dir=/mysql_bak #备份文件存储路径
Logfile=/mysql_bak/data_backup.log #日记文件路径
Date= ' Date ' +%y%m%d-%h%m ' #日期格式 (as filename)
dumpfile= $DATABASE-$DATE. SQL #备份文件名
Archive= $DATABASE-$DATE. Sql.tgz #压缩文件名
date_5= ' date-d '-5 day "+%y%m%d"
#判断备份文件存储目录是否存在, otherwise create the directory
if [!-D $BACKUP _dir];then
Mkdir-p "$BACKUP _dir"
Fi
#开始备份之前, write the backup header to the journal file
echo "" >> $LOGFILE
echo "----------------------" >> $LOGFILE
echo "BACKUP Date:" $ (DATE + "%y-%m-%d%h:%m:%s") >> $LOGFILE
echo "----------------------" >> $LOGFILE
#切换至备份目录
CD $BACKUP _dir
#删除五天前的备份文件
RM-RF $DATABASE-$DATE _5*
#使用mysqldump the command back up the database and name the backup file in a formatted timestamp
mysqldump--opt $DATABASE-uroot-pcucrzmysql >/$BACKUP _dir/$DUMPFILE
#判断数据库备份是否成功
if [[$ = = 0]]; Then
#创建备份文件的压缩包
Tar czvf $ARCHIVE $DUMPFILE >> $LOGFILE 2>&1
#输入备份成功的消息到日记文件
echo [$ARCHIVE] Backup successful! >> $LOGFILE
#删除原始备份文件, just keep the compressed package of the database backup file
Rm-f $DUMPFILE
Else
echo "Database Backup fail!" >> $LOGFILE
#备份失败后向网站管理者发送邮件提醒, requires support for mailutils or similar terminals to send mail tools
#mail-S "Database: $DATABASE daily Backup Fail" $WEBMASTER
Fi
#输出备份过程结束的提醒消息
echo "Backup Process Done"
Done
