CentOS搭建本地yum源

标签:
linuxyum源搭建配置yum张小刚centosyum源 |
分类: Linux系统管理 |
作者:张小刚 QQ:1037017945
一、实验环境:
在CentOS上搭建yum源,并测试安装bind软件。
需要CentOS的安装光盘
二、实验步骤:
1.首先把镜像盘挂在上:mount /dev/cdrom /media/。
http://s2/mw690/70c9c4b4td7f4205f4ca1&690
2. 创建本地源的目录,这个可以随便创建,我就创建在根下/yum/repo-packages目录下。把挂载光盘上的所有数据都拷贝到这个目录下。
http://s9/mw690/70c9c4b4td7fdef42e758&690
3.如果安装系统个时候安装了yum软件包后,在/etc/下有yum的文件夹,我们也可以用rpm工具查看是不是安装了yum软件包。
[root@localhost ~]#rpm –qa | grep yum
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4.进入/etc/yum.repos.d/目录下,我们需要把默认的两个yum配置文件保存到另一个目录中,不然首选查找默认的yum配置文件,在当前目录下创建一个村发备份的目录,我这里就创建一个back,然后移动默认的配置文件。
[root@localhost yum.repos.d]#mkdir back
[root@localhost yum.repos.d]#mv * back
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5.然后用手工创建一个yum服务的配置文件,配置文件必须是CentOS-Local.repo并且要存放在/etc/yum.repos.d/目录下。
[root@localhost yum.repos.d]#vim CentOS-Local.repo
# CentOS-Local.repo
#
# This repo is used to mount the default ocations for a CDROM / DVD on
# CentOS-5. You can use this repo and yum to install items directly off the
# DVD ISO that we release.
#
# To use this repo, put in your DVD and use it with the other repos too:
# yum --enablerepo=c5-local [command]
#
# or for ONLY the media repo, do this:
#
# yum --disablerepo=\* --enablerepo=c5-local [command]
[c5-local]
name=CentOS-5 - Local
baseurl=file:///yum/repo-packages/CentOS/
或者
gpgcheck=1
enabled=1
gpgkey=file:///usr/repo-packages/RPM-GPG-KEY-CentOS-5
其中有#的行是注释行,可以不用写。
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6.安装软件包源信息生成工具包。
http://s9/mw690/70c9c4b4td7fdf3ca7988&690
7.安装完成后,可以生成软件包源信息文件。
http://s3/mw690/70c9c4b4td7fdf5b2bd72&690
在生成软件包源信息的时候,花的时间比较长,看系统盘里的软件有多少,这里有3392个rpm的软件包。
8.生成完成后,需要注意的时,清理原来的数据源配置信息。
[root@localhost yum.repos.d]#yum clean all
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9.在上面配置yum配置文件的时候,启动了检查GPG签名,所以必须导入软件包KEY文件。
[root@localhost
yum.repos.d]#rpm –import
/yum/repo-packages/RPM-GPG-KEY-CentOS-5
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10. 本地源的搭建已经全部完成,下面我们可以使用本地源来进行软件的安装了。
[root@localhost ~]# yum -y install bind*
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package bind-devel.i386 30:9.3.6-4.P1.el5_4.2 set to be updated
---> Package bind-libbind-devel.i386 30:9.3.6-4.P1.el5_4.2 set to be updated
---> Package bind-libs.i386 30:9.3.6-4.P1.el5_4.2 set to be updated
--> Finished Dependency Resolution
Dependencies Resolved
=========================================================================================================================================
=========================================================================================================================================
Installing:
Transaction Summary
=========================================================================================================================================
Install
Upgrade
Total download size: 4.0 M
Downloading Packages:
-----------------------------------------------------------------------------------------------------------------------------------------
Total
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
error: failed to stat /media/CentOS_5.5_Final: No such file or directory
Installed:
Complete!
[root@localhost ~]#
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