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RedHat系统yum配置
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RedHat 系统 yum 配置
1 安装配置
1.1 获取安装包
进入 http://centos.ustc.edu.cn/centos/6/os/x86_64/Packages/ ,找到如图中所示的三个包(视版本号而定)并下载。
1.2 卸载原系统 yum 。
# rpm –qa |grep yum | xargs rpm –e
//rpm –qa 命令列出所有已安装的 rpm 包, grep yum 则从中查找出 yum 相关的包, xargs rpm –e 则以查出的 yum 包为对象进行卸载。 xargs 将参数列表传递给其他命令(该处为 rpm –e 命令)。
1.3 安装 yum 。
# rpm –ivhyum-3.2.29-40.el6.centos.noarch.rpm –nodeps
# rpm –ivhyum-metadata-parser-1.1.2-16.el6.x86_64.rpm nodeps
# rpm –ivhyum-plugin-fastestmirror-1.1.30-14.el6.noarch.rpm –nodeps
//-ivh 是列出详细安装进度, --nodeps 是忽略依赖关系。
1.4 配置源 repository 。
在 /etc/ 目录下新建 CentOS-Base.repo 文件,并参考附件 1CentOS-Base.repo 完成配置。
2 遇到的问题
问题 1 :有些库文件本来是安装了的,可能路径不对,所以安装时会报错。例如下面三个库在 /lib64 下是存在的,但由于默认的 /usr/lib64 下没有,所以报错了。
[root@localhost lib]# ldconfig
ldconfig: /usr/lib64/librpmbuild.so.1 is not asymbolic link
ldconfig: /usr/lib64/librpm.so.1 is not a symboliclink
ldconfig: /usr/lib64/librpmio.so.1 is not asymbolic link
[root@localhost lib]# ln -sf/lib64/librpmbuild.so.1 /root/usr/lib64/librpmbuild.so.1
ln: creating symbolic link`/root/usr/lib64/librpmbuild.so.1‘: No such file or directory
路径打错了, /root/usr/lib64 应为 /usr/lib64
[root@localhost usr]# ln -sf/lib64/librpmbuild.so.1 /usr/lib64/librpmbuild.so.1
[root@localhost usr]# ldconfig
ldconfig: /usr/lib64/librpm.so.1 is not a symboliclink
ldconfig: /usr/lib64/librpmio.so.1 is not asymbolic link
[root@localhost usr]# ln -sf /lib64/librpm.so.1/usr/lib64/librpm.so.1
[root@localhost usr]# ln -sf /lib64/librpmio.so.1/usr/lib64/librpmio.so.1
[root@localhost usr]# ldconfig
问题 2 : yum 配置文件语法错误
Loaded plugins: fastestmirror, product-id,subscription-manager
Updating certificate-based repositories.
Repository ‘centosplus‘: Error parsing config:Error parsing "gpgcheck= ‘1 enabled=0‘": invalid boolean value
Determining fastest mirrors
http://centos.ustc.edu.cn/centos/%24releasever/addons/x86_64/repodata/repomd.xml:[Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404"
Trying other mirror.
Error: Cannot retrieve repository metadata(repomd.xml) for repository: addons. Please verify its path and try again
问题 3 : ImportError: No module named cElementTree
python 少模块。把该模块给安装上就 ok 。
[root@localhost yum.repos.d]# yum install rstatd
Loaded plugins: fastestmirror, product-id,subscription-manager
Updating certificate-based repositories.
Loading mirror speeds from cached hostfile
base | 3.7 kB 00:00
Traceback (most recent call last):
File"/usr/bin/yum", line 29, in <module>
yummain.user_main(sys.argv[1:], exit_code=True)
File"/usr/share/yum-cli/yummain.py", line 285, in user_main
errcode =main(args)
File"/usr/share/yum-cli/yummain.py", line 136, in main
result,resultmsgs = base.doCommands()
File"/usr/share/yum-cli/cli.py", line 434, in doCommands
self._getTs(needTsRemove)
File"/usr/lib/python2.6/site-packages/yum/depsolve.py", line 99, in_getTs
self._getTsInfo(remove_only)
File"/usr/lib/python2.6/site-packages/yum/depsolve.py", line 110, in_getTsInfo
pkgSack =self.pkgSack
File"/usr/lib/python2.6/site-packages/yum/__init__.py", line 887, in<lambda>
pkgSack =property(fget=lambda self: self._getSacks(),
File"/usr/lib/python2.6/site-packages/yum/__init__.py", line 669, in_getSacks
self.repos.populateSack(which=repos)
File"/usr/lib/python2.6/site-packages/yum/repos.py", line 308, inpopulateSack
sack.populate(repo, mdtype, callback, cacheonly)
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 165, inpopulate
ifself._check_db_version(repo, mydbtype):
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 223, in_check_db_version
returnrepo._check_db_version(mdtype)
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1256, in_check_db_version
repoXML =self.repoXML
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1455, in<lambda>
repoXML =property(fget=lambda self: self._getRepoXML(),
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1447, in _getRepoXML
self._loadRepoXML(text=self)
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1437, in_loadRepoXML
returnself._groupLoadRepoXML(text, self._mdpolicy2mdtypes())
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1412, in_groupLoadRepoXML
ifself._commonLoadRepoXML(text):
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1230, in_commonLoadRepoXML
result =self._getFileRepoXML(local, text)
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1008, in_getFileRepoXML
size=102400) # setting max size as 100K
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 830, in_getFile
size=size
File"/usr/lib/python2.6/site-packages/urlgrabber/mirror.py", line 408, inurlgrab
returnself._mirror_try(func, url, kw)
File"/usr/lib/python2.6/site-packages/urlgrabber/mirror.py", line 394, in_mirror_try
returnfunc_ref( *(fullurl,), **kwargs )
File"/usr/lib/python2.6/site-packages/urlgrabber/grabber.py", line 985,in urlgrab
returnself._retry(opts, retryfunc, url, filename)
File"/usr/lib/python2.6/site-packages/urlgrabber/grabber.py", line 886,in _retry
r =apply(func, (opts,) + args, {})
File"/usr/lib/python2.6/site-packages/urlgrabber/grabber.py", line 980,in retryfunc
apply(cb_func, (obj, )+cb_args, cb_kwargs)
File"/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 1494, in_checkRepoXML
repoXML =repoMDObject.RepoMD(self.id, filepath)
File"/usr/lib/python2.6/site-packages/yum/repoMDObject.py", line 124, in__init__
self.parse(srcfile)
File"/usr/lib/python2.6/site-packages/yum/repoMDObject.py", line 140, inparse
parser =iterparse(infile)
File"/usr/lib/python2.6/site-packages/yum/misc.py", line 1141, incElementTree_iterparse
_cElementTree_import()
File"/usr/lib/python2.6/site-packages/yum/misc.py", line 1136, in_cElementTree_import
importcElementTree
ImportError: No module named cElementTree
附件 1.CentOS-Base.repo 文件详解
# CentOS-Base.repo
# # This file uses a new mirrorlist systemdeveloped by Lance Davis for CentOS.
# The mirror system uses the connecting IP addressof the client and the
# update status of each mirror to pick mirrors thatare updated to and
# geographically close to the client. You shoulduse this for CentOS updates
# unless you are manually picking other mirrors.
#
# If the mirrorlist= does not work for you, as afall back you can try the
# remarked out baseurl= line instead.
#
[base] -- 标识符
name=CentOS-6 – Base -- 名称无所谓
baseurl=http://centos.ustc.edu.cn/centos/6/os/x86_64/
-- 源地址,根据需要更新。原来是 http://centos.ustc.edu.cn/centos/$releasesever/os/$basearch/ ,其实 $releasesever 和 $basearch 是系统变量,根据实际源的目录改成常量也可以。
gpgcheck=1 --GPG 签名验证, 1 为开启, 0 为关闭
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-6 --GPG 验证的 url ,与实际源相对应
#released updates
[updates]
name=CentOS-6 - Updates
baseurl=http://centos.ustc.edu.cn/centos/6/updates/x86_64/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-6
#packages used/produced in the build but notreleased
#[addons] --CentOS-6 中没有改目录,所以注释了
#name=CentOS-6 - Addons
#baseurl=http://centos.ustc.edu.cn/centos/6/addons/x86_64/
#gpgcheck=1
#gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-6
#additional packages that may be useful
[extras]
name=CentOS-6 - Extras
baseurl=http://centos.ustc.edu.cn/centos/6/extras/x86_64/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-6
#additional packages that extend functionality ofexisting packages
[centosplus]
name=CentOS-6 - Plus
baseurl=http://centos.ustc.edu.cn/centos/6/centosplus/x86_64/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-6
本文出自 “DeathlessSun” 博客,请务必保留此出处http://deathlesssun.blog.51cto.com/3343691/1589563
原文:http://deathlesssun.blog.51cto.com/3343691/1589563
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