利用Bacula完成数据的备份恢复
一、bacula概述 1.bacula的组件 bacula,被誉为开源软件中最好的备份还原软件,它提供了企业级的客户机/服务器的备份解决方案,能
一、bacula概述
1.bacula的组件
bacula,被誉为开源软件中最好的备份还原软件,它提供了企业级的客户机/服务器的备份解决方案,能够通过网络来管理文件的备份,恢复和核实工作.既有windows版本的,也有Linux,Unix的.
一个完整的bacula备份系统,由以下五个主要部分或服务组成:
Directory: 管理所有备份,恢复,验证,和存档事务,定制备份和恢复文件的计划.
Storge: 指定进行存储和恢复文件属性和数据的物理备份媒介.
File: 安装在被备份机器上的程序,将被directory调用时候,它提供关于自己的操作系统、文件属性、数据等资料.
Console: 管理控制台,与directory进行通讯.
Catalog: 负责维护所有备份文件的索引和数据库.Catalog服务允许系统管理员或用户能够快速地找到并恢复任何需要的档案。catalog服务是Bacula和简单的tar,bru备份命令的主要区别,因为catalog维护所有Volume使用情况的记录,所有任务的运行情况,,和所有档案的保存情况,允许有效的恢复和Volume管理。 Bacula目前支持的三个数据库(postgresql、mysql、sqlite),在安装Bacula时,必须选择其中之一。
Monitor: 监控directory、file、storage的守护进程
bacula各个组成部分的关联性
2. 部署结构
主机名 ip地址 应用角色 OS
baculaserver 192.168.32.30 Director、SD、Console rhel5.5
baculaclient 192.168.32.31 FD rhel5.5
二、安装
1.bacula服务器端安装和初始化
1.1. bacula软件安装
[root@baculaserver ~]# tar -zxf bacula-5.0.1.tar.gz
[root@baculaserver ~]# cd bacula-5.0.1
[root@baculaserver bacula-5.0.1]# ./configure --prefix=/usr/local/bacula --with-mysql
#指定安装路径和所用数据库
[root@baculaserver bacula-5.0.1]# make && make install
1.2 MySQL数据库初始化
[root@baculaserver ~]# cd /usr/local/bacula/etc
[root@baculaserver etc]# ./grant_mysql_privileges
[root@baculaserver etc]# ./create_mysql_database
[root@baculaserver etc]# ./make_mysql_tables
#在执行上面三行mysql初始化时,默认由数据库管理员root执行,因此可能需要输入root密码或设置root密码为空。
2.bacula客户端安装
[root@baculaclient ~]# tar -zxf bacula-5.0.1.tar.gz
[root@baculaclient ~]# cd bacula-5.0.1
[root@baculaclient bacula-5.0.1]# ./configure --prefix=/usr/local/bacula --enable-client-only
#指定安装路径,和只安装客户端组件
[root@baculaclient bacula-5.0.1]# make && make install

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