时间:2021-07-01 10:21:17 帮助过:26人阅读
欢迎进入Linux社区论坛,与200万技术人员互动交流 >>进入 编辑 脚本文件 [python] view plaincopyprint? db_user="root" db_passwd="123456" db_host="localhost" backup_dir="/usr/local/apache2/htdocs/backup" time="$(date +"%Y%m%d%H%M")" MYSQL="/u
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编辑 脚本文件
[python] view plaincopyprint?
db_user="root" db_passwd="123456" db_host="localhost" backup_dir="/usr/local/apache2/htdocs/backup" time="$(date +"%Y%m%d%H%M")" MYSQL="/usr/local/mysql/bin/mysql" MYSQLDUMP="/usr/local/mysql/bin/mysqldump" MKDIR="/bin/mkdir" RM="/bin/rm" MV="/bin/mv" GZIP="/bin/gzip" test ! -w $backup_dir && echo "Error: $backup_dir is un-writeable." && exit 0 test ! -d "$backup_dir/$time" && $MKDIR -p "$backup_dir/$time" all_db="$($MYSQL -u $db_user -h $db_host -p$db_passwd -Bse 'show databases')"
for db in $all_db do $MYSQLDUMP "――default-character-set=gbk" -u $db_user -h $db_host -p$db_passwd $db | $GZIP -9 > "$backup_dir/$time/$db.gz" done exit 0;
设置定时任务
使用crontab -e命令编辑定时任务列表
[html] view plaincopyprint?
15 3 * * * sh /usr/scripts/mysql_backup.sh
表示每天凌晨3点15分执行该脚本进行数据库备份