#!/bin/bash # 以下配置信息请自己修改mysql_user="USER" #MySQL备份用户mysql_password="123456" #MySQL备份用户的密码mysql_host="localhost"mysql_port="3309"mysql_charset="utf8" #MySQL编码backup_db_arr=("sys" "mysql") #要备份的数据库名称，多个用空格分开隔开 如("db1" "db2" "db3")backup_location=/data #备份数据存放位置，末尾请不要带"/",此项可以保持默认，程序会自动创建文件夹expire_backup_delete="ON" #是否开启过期备份删除 ON为开启 OFF为关闭expire_days=3 #过期时间天数 默认为三天，此项只有在expire_backup_delete开启时有效# 本行开始以下不需要修改backup_time=`date +%Y%m%d%H%M` #定义备份详细时间backup_Ymd=`date +%Y-%m-%d` #定义备份目录中的年月日时间backup_3ago=`date -d '3 days ago' +%Y-%m-%d` #3天之前的日期backup_dir=$backup_location/$backup_Ymd #备份文件夹全路径welcome_msg="Welcome to use MySQL backup tools!" #欢迎语# 判断MYSQL是否启动,mysql没有启动则备份退出mysql_ps=`ps -ef |grep mysql |wc -l`mysql_listen=`netstat -an |grep LISTEN |grep $mysql_port|wc -l`if [ [$mysql_ps == 0] -o [$mysql_listen == 0] ]; then echo "ERROR:MySQL is not running! backup stop!" exitelse echo $welcome_msgfi# 连接到mysql数据库，无法连接则备份退出mysql -h$mysql_host -P$mysql_port -u$mysql_user -p$mysql_password <<enduse mysql;select host,user from user where user='root' and host='localhost';exitendflag=`echo $?`if [ $flag != "0" ]; then echo "ERROR:Can't connect mysql server! backup stop!" exitelse echo "MySQL connect ok! Please wait......" # 判断有没有定义备份的数据库，如果定义则开始备份，否则退出备份 if [ "$backup_db_arr" != "" ];then #dbnames=$(cut -d ',' -f1-5 $backup_database) #echo "arr is (${backup_db_arr[@]})" for dbname in ${backup_db_arr[@]} do echo "database $dbname backup start..." `mkdir -p $backup_dir` `mysqldump -h$mysql_host -P$mysql_port -u$mysql_user -p$mysql_password $dbname --set-gtid-purged=OFF --default-character-set=$mysql_charset | gzip > $backup_dir/$dbname-$backup_time.sql.gz` flag=`echo $?` if [ $flag == "0" ];then echo "database $dbname success backup to $backup_dir/$dbname-$backup_time.sql.gz" else echo "database $dbname backup fail!" fi done else echo "ERROR:No database to backup! backup stop" exit fi # 如果开启了删除过期备份，则进行删除操作 if [ "$expire_backup_delete" == "ON" -a "$backup_location" != "" ];then #`find $backup_location/ -type d -o -type f -ctime +$expire_days -exec rm -rf {} \;` `find $backup_location/ -type d -mtime +$expire_days | xargs rm -rf` echo "Expired backup data delete complete!" fi echo "All database backup success! Thank you!"# exitfi# 连接到Win机器，拷贝备份文件mount -t cifs -o username=administrator,password=6720355 //192.168.2.230/linux-backup /data/win_files #echo /data/$backup_locationcd $backup_dir/ && cp *.gz /data/win_files/
转载于:https://www.cnblogs.com/iyoume2008/p/10239614.html
