Centos mysql 自动备份脚本

#!/bin/bash

#MySQL User Information

USERNAME=root              #用户
PASSWORD=mypasswor    #密码
#Back file
FILE_PREFIX=MySQL_
#Back directory
BACKUP_DIR=/var/bak/sql/         #备份的目录
#MySQL directory
MYSQL_DIR=/web/mysql/bin        #mysql目录
#Date Format
DATE=`date +%Y%m%d`                 #时间
#MySQL database                          #要备份的库名，可多添加
MYSQL1=games
MYSQL2=static
#Go to the backup directory
cd ${BACKUP_DIR}
#The first instance of the backup
if [ -f ${MYSQL1}_${DATE}.sql ]; then
echo MySQL Database ${MYSQL1} ${DATE} backup file already exists.
else
${MYSQL_DIR}/mysqldump -u ${USERNAME} -p${PASSWORD} ${MYSQL1} > ${MYSQL1}_${DATE}.sql
fi
#The second instance of the backup
if [ -f ${MYSQL2}_${DATE}.sql ]; then
echo MySQL Database ${MYSQL2} ${DATE} backup file already exists.
else
${MYSQL_DIR}/mysqldump -u ${USERNAME} -p${PASSWORD} ${MYSQL2} > ${MYSQL2}_${DATE}.sql
fi