下面是我自己使用的mysql每日数据备份脚本。分享给有需要的同学: python脚本,Centos7系统(自带python2.7)
#! /usr/bin/python import os import re import datetime mysql_host = '192.168.9.92' ## 数据库连接地址 databases = ['sms','xingqi2','wechat_mall','zhonghui_wechat'] ## 需要备份的数据库库名 db_user = 'root' ## 连接用户名 db_passwd = 'root' ## 连接密码 back_dir = '/usr/local/backup_mysql/mysqldata' ## 备份数据文件存储路径 today = datetime.datetime.today().strftime('%Y%m%d') for database in databases: command = '/usr/local/mysql/bin/mysqldump -h '+mysql_host+' -u'+db_user+' -p'+db_passwd+' '+database+' |gzip > '+back_dir+'/'+database+'_'+today+'.sql.gz' os.system(command) dirlist = os.listdir(back_dir) for dirname in dirlist: t1 = re.findall(r'_([\d]*?).sql',dirname)[0] time1 = datetime.datetime.strptime(t1,'%Y%m%d') time_dif = datetime.datetime.today()-time1 times = time_dif.days if times >= 10: ## 这里是只保存最近10天数据,根据实际情况自己调整 os.remove(back_dir+'/'+dirname)