/opt/backup_online.sh
# / bin / the bash!
# Function Description: This function is used to back up a database
# database username
dbuser = 'the root'
# database password
dbpasswd = 'zLaaa'
# database name, a plurality of databases may be defined, separated by a space intermediate, such as : Test test1 test2
dbname = 'the adb BDB'
# backup
backtime the Y = `DATE +% m%% D% H% m% S '
# log backup path
logpath =' / opt / garbageBackup / '
# data backup path
datapath = '/ opt / garbageBackup /'
echo $ {} Table
# logging head
for $ DB in dbname; do
Source = `dbuser the mysqldump -u $ {$ {} -p dbpasswd} $ {DB}>} $ {logpath / backtime .sql` {2} $ >> $ {} logpath /mysqllog.log;
# backup success following
IF [== 0 "$?"]; the then
? CD $ Datapath
? -R & lt ZIP Table {} $ {$ } .zip backtime? $ {} .sql backtime> / dev / null
? RM Datapath} {-f $ / $ {} backtime.sql
fi
done
~ ? ?
4:00 daily backup mysql transactions;
vim /etc/crontab
0 ? ? ?4 ?* * * /bin/sh ?/opt/backup_online.sh
?
3, delete backup data over seven days, retaining three months of backup data on the 10th on the 20th of 30;
# Create a shell file
vim backup_mysql.sh
mysqldump -uroot -p123456 --all-databases > /data/dbdata/mysqlbak/`date +%Y%m%d`.sql
find /data/dbdata/mysqlbak/ -mtime +7 -name '*[1-9].sql' -exec rm -rf {} \;
find /data/dbdata/mysqlbak/ -mtime +92 -name '*.sql' -exec rm -rf {} \;
# Create a scheduled task
crontab –e
0 4 * * * /data/dbdata/backup_mysql.sh
Automatic backup mysql shell script maintenance
#!/bin/bash
#Mysql automatic backups compress and upload it to the specified ftp
# Envisioned 3:00 every day backups mysql
# Crontab edit the configuration file
#00 03 * * * backupmysql.sh
# Compression and "server name + Time" package file name
# Small amount of data sent in the case of the way mail to the specified mailbox (need to build the sendmail service)
# In a case where the data amount is large to a specified manner ftp ftp server (need to open the remote ftp)
# Linzhanghui.blog.chinaunix.net
# Pseudocode program portion present embodiment.
#
# 1. Set mysql login parameters
dbuser=root
dbpassword=123456
dbserver=localhost
dbname=cacti
dbopt=--opt
backupdir=/tmp/dbbackup/
# 2. Ftp setting specific parameters
ftpserver=192.168.137.3
ftpuser=userlin
ftppassword=passwdlin
#3.设置文件备份文件名,备份文件保存天数
fileprefix=lzhserver
dumpfilename=$backupdir$fileprefix`date -d now +%Y%m%d`.sql
newfile=$fileprefix-`date -d now +%Y%m%d`.tar.gz
keepdays=7
#4.写入操作到日志文件(事先需建立)
logfile=/var/log/mysqlbackup.log
logtmp=/var/log/mybackup.tmp
#=====如果没有备份文件夹则建立之======
if [ ! -d "$backupdir" ];
then
echo "无此文件夹，建立中..."
mkdir -p $backupdir
fi
#=====事先删除7天之前的备份数据库文件=====
echo "开始执行备份...">>$logfile
echo "删除保留天数之前的备份文件...">>$logfile
find $backupdir -name $fileprefix* -mtime +$keepdays -fls $logtmp -exec rm {};
echo "删除的备份文件:">>$logfile
cat $logtmp >>$logfile
echo "删除旧备份文件成功！" >>$logfile
#=====备份+打包======
if [ -f $backupdir$newfile ]
then
echo "$newfile 备份文件存在， 备份结束 ...">>$logfile
else
if [ -z $dbpasswd ]
then
mysqldump -u$dbuser -h$dbserver $dbopt $dbname >$dumpfilename
else
mysqldump -u$dbuser -p$dbpasswd -h$dbserver $dbopt $dbname >$dumpfilename
fi
tar czvf $backupdir$newfile $dumpfilename
echo "$backupdir$newfile 备份成功！+“$压缩包容量”">>$logfile
fi
#======以ftp方式发送=====
ftp -i -n <<end_ftp
open $ftpserver
user $ftpuser $ftppassword
lcd $backupdir
hash
prompt?
put $newfile
close
bye
end_ftp
?http://www.jb51.net/article/24393.htm ? ? ? ?
http://blog.csdn.net/phpfenghuo/article/details/29931837
http://blog.csdn.net/u010098331/article/details/50896175
http://www.cnblogs.com/batsing/p/4938986.html
http://blog.csdn.net/a00553344/article/details/51186954
http://www.cnblogs.com/batsing/p/4938986.html
http://www.linuxde.net/2012/03/9379.html
http://blog.csdn.net/win_turn/article/details/60880990
http://blog.csdn.net/keenweiwei/article/details/5903142
http://blog.csdn.net/joyous/article/details/48304405
http://blog.csdn.net/phpfenghuo/article/details/29931837
http://blog.csdn.net/catoop/article/details/8064817
http://blog.csdn.net/gsls200808/article/details/45127781
http://blog.csdn.net/u012403455/article/details/40535975
http://blog.csdn.net/u011225629/article/details/46785579
http://blog.csdn.net/jyf0412/article/details/36866041
#!/bin/bash
#功能说明：本功能用于备份数据库
#数据库用户名
dbuser='root'
#数据库密码
dbpasswd='zLaaa'
#数据库名,可以定义多个数据库，中间以空格隔开，如：test test1 test2
dbname='adb bdb '
#备份时间
backtime=`date +%Y%m%d%H%M%S`
#日志备份路径
logpath='/opt/garbageBackup/'
#数据备份路径
datapath='/opt/garbageBackup/'
echo ${table}
#日志记录头部
for db in $dbname; do
source=`mysqldump -u ${dbuser} -p${dbpasswd} ${db}> ${logpath}/${backtime}.sql` 2>> ${logpath}/mysqllog.log;
#备份成功以下操作
if [ "$?"==0 ];then
? cd $datapath
? zip -r ${table}${backtime}.zip ?${backtime}.sql > /dev/null
? rm -f ${datapath}/${backtime}.sql
fi
done
~ ? ?
每天4点备份mysql数据；
?
2，为节省空间，删除超过3个月的所有备份数据；
?
3，删除超过7天的备份数据，保留3个月里的 10号 20号 30号的备份数据；
#创建shell文件
vim backup_mysql.sh
mysqldump -uroot -p123456 --all-databases > /data/dbdata/mysqlbak/`date +%Y%m%d`.sql
find /data/dbdata/mysqlbak/ -mtime +7 -name '*[1-9].sql' -exec rm -rf {} \;
find /data/dbdata/mysqlbak/ -mtime +92 -name '*.sql' -exec rm -rf {} \;
#创建定时任务
crontab –e
0 4 * * * /data/dbdata/backup_mysql.sh