1.下载
https://github.com/danfengcao/binlog2sql
Search: python-pip
pip 是一个Python包管理工具,主要是用于安装 PyPI 上的软件包。
2. 安装
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# yum install python-setuptools -y# rpm -ivh python-pip-7.1.0-1.el6.noarch.rpm --rpmfind.net 下载上传安装# pip install PyMySQL# pip install -r requirments.txt# pwd/usr/local/binlog2sql-master/binlog2sql-master# less README.md --这个必须要看个十遍,八遍的才行 |
3. 测试用例
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(root@localhost) [kk]> create database roidba;Query OK, 1 row affected (0.00 sec) (root@localhost) [kk]> use roidbaDatabase changed(root@localhost) [roidba]> create table roidba ( id int,name varchar(10));Query OK, 0 rows affected (0.15 sec) (root@localhost) [roidba]> insert into roidba values(1,'mysql');Query OK, 1 row affected (0.00 sec) (root@localhost) [roidba]> insert into roidba values(2,'oracle');Query OK, 1 row affected (0.00 sec) (root@localhost) [roidba]> insert into roidba values(3,'mariadb');Query OK, 1 row affected (0.00 sec)(root@localhost) [roidba]> delete from roidba;Query OK, 3 rows affected (0.01 sec)(root@localhost) [roidba]> select * from roidba;Empty set (0.00 sec) |
4. 创建闪回用户
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(root@localhost) [roidba]> GRANT SELECT,REPLICATION SLAVE,REPLICATION CLIENT ON *.* TO flashback@'%' identified by 'flashback'; Query OK, 0 rows affected (0.04 sec) (root@localhost) [roidba]> flush privileges;Query OK, 0 rows affected (0.05 sec) |
5. 闪回的要求
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1)知道大概的时间点2017-01-12 18:00 ~ 2017-01-12 18:002)知道binlog信息(root@localhost) [roidba]> show binary logs;+------------------+----------------+| Log_name | File_size |+------------------+----------------+| mysql-bin.000001 |3828 || mysql-bin.000002 | 238 || mysql-bin.000003 |1231 |+------------------+---------------+ |
6. 解析
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--binlog中解析的sql[root@mysql-121 binlog2sql-master]# python binlog2sql/binlog2sql.py -h192.168.80.132 -P3306 -uflashback -pflashback -droidba -troidba --start-file='mysql-bin.000003' --start-datetime='2017-01-12 18:00:00' --stop-datetime='2017-01-12 18:30:00'INSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (1, 'mysql'); #start 239 end 413 time 2017-01-12 18:10:54INSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (2, 'oracle'); #start 492 end 667 time 2017-01-12 18:11:00INSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (3, 'mariadb'); #start 746 end 922 time 2017-01-12 18:11:08DELETE FROM `roidba`.`roidba` WHERE `id`=1 AND `name`='mysql' LIMIT 1; #start 1001 end 1200 time 2017-01-12 18:11:14DELETE FROM `roidba`.`roidba` WHERE `id`=2 AND `name`='oracle' LIMIT 1; #start 1001 end 1200 time 2017-01-12 18:11:14DELETE FROM `roidba`.`roidba` WHERE `id`=3 AND `name`='mariadb' LIMIT 1; #start 1001 end 1200 time 2017-01-12 18:11:14USE roidba;GRANT SELECT, REPLICATION SLAVE, REPLICATION CLIENT ON *.* TO 'flashback'@'%' IDENTIFIED BY PASSWORD '*6DE874C277DDA35061BD526FB38B6A3C8B3A9254';USE roidba;flush privileges; |
7. 闪回
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--闪回sql# python binlog2sql/binlog2sql.py -h192.168.80.132 -P3306 -uflashback -p'flashback' -droidba -troidba --start-file='mysql-bin.000003' --start-position=1001 --stop-position=1200 -B > rollback.sql[root@mysql-121 binlog2sql-master]# less rollback.sqlINSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (3, 'mariadb'); #start 1001 end 1200 time 2017-01-12 18:11:14INSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (2, 'oracle'); #start 1001 end 1200 time 2017-01-12 18:11:14INSERT INTO `roidba`.`roidba`(`id`, `name`) VALUES (1, 'mysql'); #start 1001 end 1200 time 2017-01-12 18:11:14--开始回滚[root@mysql-121 binlog2sql-master]# mysql -ubackup -pbackup -h192.168.80.132 <./rollback.sql --具有插入权限才可以 |
8.验证
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