以下为mysql数据备份数据库脚本

1.备份数据库脚本并且通过ftp上传到windowsserver服务器

#!/bin/bash

#by zuoyuezong

#2014-1-09

DATE=`date "+%Y%m%d%H"`

IP="localhost"

DB_USER="root"

DB_PASS="mysqlpassword"

BIN_DIR="/data/local/mysql/bin"

BAK_DIR="/data/dbbk/local"

BAK_PATH=$BAK_DIR/$DATE

REMOTE_PATH_1=/dbbackup/sc_25

REMOTE_IP=192.168.1.100             #ftp服务器ip

OUTDATE_FILE=`date -d '1 days ago' +%Y%m%d%H`  #一天前日期

FILE_MY_CNF=/etc/my.cnf

FILE_MYSQLD=/etc/rc.d/init.d/mysqld


ftp -n<

open $REMOTE_IP

user crmtest 1qaz2wsx,,

prompt off

cd $REMOTE_PATH_1

mdelete $OUTDATE_FILE/

#mdelete *

rmdir $OUTDATE_FILE

close

bye

!



#echo "come here"

if [ ! -d $BAK_PATH ] ; then

 mkdir -p $BAK_PATH

fi


cp -a $FILE_MY_CNF $BAK_PATH

cp -a $FILE_MYSQLD $BAK_PATH


variables="`$BIN_DIR/mysql  -u$DB_USER -p$DB_PASS -h$IP -e "show create database mysql;" |awk '{print $9}' |sed -n '2'p`" #过滤出字符集字段我的为utf8

if $BIN_DIR/mysqldump --opt --single-transaction --default-character-set=$variables -h$IP -u$DB_USER -p$DB_PASS mysql user | gzip > $BAK_PATH/mysql_user-$DATE.sql.gz ; then

 echo -e "\033[32m $DATE mysql.user backup success...\033[0m" >>$BAK_DIR/backup-log.txt

else

 echo -e "\033[31;5m $DATE mysql.user backup false...\033[0m" >>$BAK_DIR/backup-log.txt

fi


###  at "2014-1-09"以上为备份mysql.user表


$BIN_DIR/mysql -u$DB_USER -p$DB_PASS -e "show databases;" > $BAK_DIR/dbname.txt

for db_name in `cat $BAK_DIR/dbname.txt` #将所有库写到文件

 do

if [ "$db_name" == "mysql" ] || [ "$db_name" == "information_schema" ] || [ "$db_name" == "performance_schema" ] || [ "$db_name" == "test" ] || [ "$db_name" == "Database" ];then

continue   #以上所涉及的库不做备份

else


   # echo -e "\033[32m$variables...\033[0m" >> $BAK_DIR/backup-sucess.txt

   variables="`$BIN_DIR/mysql  -u$DB_USER -p$DB_PASS -h$IP -e "show create database $db_name;" |awk '{print $9}' |sed -n '2'p`"


#    variables="utf8"

   if $BIN_DIR/mysqldump --opt --single-transaction --default-character-set=$variables -h$IP -u$DB_USER -p$DB_PASS -R --hex-blob --flush-logs  --databases $db_name | gzip > $BAK_PATH/$db_name-$DATE.sql.gz ; then

echo -e "\033[32m $DATE $db_name backup success...\033[0m" >>$BAK_DIR/backup-log.txt

   else

       echo -e "\033[31;5m $DATE $db_name backup false...\033[0m" >>$BAK_DIR/backup-log.txt   #以颜色的方式表示备份的成功与否记录到文件以供后期查看

   fi

fi

 done



#####

ftp -n<

open $REMOTE_IP

user crmtest 1qaz2wsx,,

cd $REMOTE_PATH_1

mkdir $DATE

cd $DATE

lcd $BAK_PATH

prompt

mput *

cd ..

close

bye

!

#将备份文件上传到ftp服务器

find $BAK_DIR -name "*" -mtime +7 |xargs rm -rf

find $BAK_DIR -type d -empty |xargs rm -rf

#删除7天前的文件和空目录

exit 0