shell date mysql_shell脚本定时备份mysql数据库

#!/bin/sh

# 定义用于备份数据库的用户名和密码

user=root

userPWD=123456

# 定义备份数据库名称

dbNames=(web_portal)

# 定义备份目录

dataBackupDir=/home/portal/backup

# 定义邮件正文文件

eMailFile=$dataBackupDir/log/email.txt

# 定义邮件地址

eMail=v_jzning@

# 定义备份日志文件

logFile=$dataBackupDir/log/mysqlbackup.log

# DATE=`date -I`

DATE=`date -d "now" +%Y%m%d`

echo `date -d "now" "+%Y-%m-%d %H:%M:%S"` > $eMailFile

for dbName in ${dbNames[*]}

do

# 定义备份文件名

dumpFile=$dataBackupDir/db/$dbName-$DATE.sql.gz

# 使用mysqldump备份数据库，请根据具体情况设置参数

mysqldump -u$user -p$userPWD $dbName | gzip > $dumpFile

done

if [[ $? == 0 ]]; then

echo "DataBase Backup Success!" >> $eMailFile

else

echo "DataBase Backup Fail!" >> $emailFile

fi

# 写日志文件

echo "================================" >> $logFile

cat $eMailFile >> $logFile

echo $dumpFile >> $logFile

find "$dataBackupDir" -name "$dbName*" -type f -mtime +3 -exec rm -rf {} \;

# 发送邮件通知

#cat $eMailFile | mail -s "MySQL Backup" $eMail

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-01-10 17:46

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