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  • (总结)RHEL/CentOS 5.x使用第三方软件库(EPEL与RPMForge、RPMFusion软件库)

    (总结)RHEL/CentOS 5.x使用第三方软件库(EPEL与RPMForge、RPMFusion软件库)

    (总结)RHEL/CentOS 5.x使用第三方软件库(EPEL与RPMForge、RPMFusion软件库)

    在CentOS下运行yum install flash-plugin或yum install mplayer的时候,提示库里没有找到这个软件?为什么会这样?因为CentOS是RHEL编译过来的,去掉了所有关于版权问题的东西。因此,在没有使用第三方软件库的情况下,很多软件无法用yum install来直接安装。

    EPEL(Extra Packages for Enterprise Linux )软件库提供为 EL4 及 EL5 重新编译的 Fedora 组件。这个软件库在不替换系统组件方面下了功夫。在某些情况下它尝试直接针对 CentOS 兼容性的问题,但坚决否定软件库间的兼容性是目标之一。当它与其它第三方软件库混合使用时,问题可能会出现。故此,当你使用 EPEL 时,尤其是当你亦会运用其它件库的组件时,请确保你使用 yum 的 Priorities 插件。

    RPMForge库现在已经拥有超过10000种的CentOS的软件包,被CentOS社区认为是最安全也是最稳定的一个第三方软件库。

    下面,偶就来讲解下如何使用EPEL与RPMForge、RPMFusion软件仓库:

    一、安装yum-priorities插件。

    这个插件是用来设置yum在调用软件源时的顺序的。因为官方提供的软件源,都是比较稳定和被推荐使用的。因此,官方源的顺序要高于第三方源的顺序。如何保证这个顺序,就需要安装yum-priorities这插件了。

    [root@CentOS ~]# yum install yum-priorities #安装yum-priorities

    安装完后需要设置/etc/yum.repos.d/ 目录下的.repo相关文件(如CentOS-Base.repo),在这些文件中插入顺序指令:priority=N (N为1到99的正整数,数值越小越优先)



    一般的配置是这样的:

    [base], [addons], [updates], [extras] … priority=1

    [CentOSplus],[contrib] … priority=2

    其他第三的软件源为:priority=N (推荐N>10)

    如我的CentOS-Base.repo配置为:

    # CentOS-Base.repo

    #

    # The mirror system uses the connecting IP address of the client and the

    # update status of each mirror to pick mirrors that are updated to and

    # geographically close to the client. You should use this for CentOS updates

    # unless you are manually picking other mirrors.

    #

    # If the mirrorlist= does not work for you, as a fall back you can try the

    # remarked out baseurl= line instead.

    #

    #

    [base]

    name=CentOS-$releasever – Base

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=os

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/os/$basearch/

    gpgcheck=1

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=1

    #released updates

    [updates]

    name=CentOS-$releasever – Updates

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=updates

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/updates/$basearch/

    gpgcheck=1

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=1

    #packages used/produced in the build but not released

    [addons]

    name=CentOS-$releasever – Addons

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=addons

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/addons/$basearch/

    gpgcheck=1

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=1

    #additional packages that may be useful

    [extras]

    name=CentOS-$releasever – Extras

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=extras

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/extras/$basearch/

    gpgcheck=1

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=1

    #additional packages that extend functionality of existing packages

    [CentOSplus]

    name=CentOS-$releasever – Plus

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=CentOSplus

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/CentOSplus/$basearch/

    gpgcheck=1

    enabled=0

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=2

    #contrib – packages by CentOS Users

    [contrib]

    name=CentOS-$releasever – Contrib

    mirrorlist=http://mirrorlist.CentOS.org/?release=$releasever&arch=$basearch&repo=contrib

    #baseurl=http://mirror.CentOS.org/CentOS/$releasever/contrib/$basearch/

    gpgcheck=1

    enabled=0

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

    priority=2

    二、下载与安装相应EPEL的rpm文件包

    1,下载与安装EPEL的rpm文件包

    32位系统

    [root@CentOS ~]# rpm -ivh http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-4.noarch.rpm

    64位系统

    [root@CentOS ~]# rpm -ivh http://download.fedora.redhat.com/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm

    如果您不清楚您的系统内核,请使用 uname -a 命令来查看您的内核信息。

    2,导入DAG的PGP Key

    [root@CentOS ~]# rpm –import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL

    3,设置/etc/yum.repos.d/epel.repo文件中源的级别,就是添加priority=11这句。

    如我的epel.repo文件内容:

    [epel]

    name=Extra Packages for Enterprise Linux 5 – $basearch

    #baseurl=http://download.fedoraproject.org/pub/epel/5/$basearch

    mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=epel-5&arch=$basearch

    failovermethod=priority

    enabled=1

    gpgcheck=1

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL

    priority=11

    [epel-debuginfo]

    name=Extra Packages for Enterprise Linux 5 – $basearch – Debug

    #baseurl=http://download.fedoraproject.org/pub/epel/5/$basearch/debug

    mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=epel-debug-5&arch=$basearch

    failovermethod=priority

    enabled=0

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL

    gpgcheck=1

    [epel-source]

    name=Extra Packages for Enterprise Linux 5 – $basearch – Source

    #baseurl=http://download.fedoraproject.org/pub/epel/5/SRPMS

    mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=epel-source-5&arch=$basearch

    failovermethod=priority

    enabled=0

    gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL

    gpgcheck=1

    三、下载与安装相应rpmforge的rpm文件包

    1,下载rpmforge的rpm文件包

    32位系统

    [root@CentOS ~]# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.1-1.el5.rf.i386.rpm

    64位系统

    [root@CentOS ~]# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.1-1.el5.rf.x86_64.rpm

    2,安装DAG的PGP Key

    [root@CentOS ~]# rpm –import http://dag.wieers.com/rpm/packages/RPM-GPG-KEY.dag.txt

    3,验证rpmforge的rpm文件包

    [root@CentOS ~]# rpm -K rpmforge-release-0.5.1-1.el5.rf.*.rpm

    4,安装rpmforge的rpm文件包

    [root@CentOS ~]# rpm -i rpmforge-release-0.5.1-1.el5.rf.*.rpm

    5,设置/etc/yum.repos.d/rpmforge.repo文件中源的级别,就是添加priority=12这句。

    如我的rpmforge.repo文件内容:

    ### Name: RPMforge RPM Repository for Red Hat Enterprise 5 – dag

    ### URL: http://rpmforge.net/

    [rpmforge]

    name = Red Hat Enterprise $releasever – RPMforge.net – dag

    baseurl = http://apt.sw.be/redhat/el5/en/$basearch/rpmforge

    mirrorlist = http://apt.sw.be/redhat/el5/en/mirrors-rpmforge

    #mirrorlist = file:///etc/yum.repos.d/mirrors-rpmforge

    enabled = 1

    protect = 0

    gpgkey = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rpmforge-dag

    gpgcheck = 1

    priority=12

    四、下载与安装相应rpmfusion的rpm文件包

    (CentOS官方说这个软件库里面的软件稳定性不如rpmforge,选用!rpmfusion官方站:http://rpmfusion.org)

    [root@CentOS ~]# rpm -Uvh http://download1.rpmfusion.org/free/el/updates/testing/5/i386/rpmfusion-free-release-5-0.1.noarch.rpm

    [root@CentOS ~]# rpm -Uvh http://download1.rpmfusion.org/nonfree/el/updates/testing/5/i386/rpmfusion-nonfree-release-5-0.1.noarch.rpm

    五、测试

    1,测试升级

    [root@CentOS ~]# yum check-update

    输出信息应该会有以下两行:

    Loading “priorities” plugin



    XX packages excluded due to repository priority protections

    2,安装下mplayer播放器试试,如果安装成功了就没有问题了。

    [root@CentOS ~]# yum install mplayer

    PS:以上配置在RHEL/CentOS 5.X所有系列都可以使用!由本人验证总结整理。

    参考文档:http://wiki.centos.org/zh/AdditionalResources/Repositories/RPMForge

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  • 原文地址:https://www.cnblogs.com/lexus/p/2368694.html
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