slm*_*slm 31
Yum 在此处维护它下载的 RPM 的缓存:
/var/cache/yum/<you architecture>/<OS version>/
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例如,我的盒子是 Fedora 14,x86_64 架构,所以我有以下内容:
$ ls /var/cache/yum/x86_64/14/
adobe-linux-i386 lamolabs rpmfusion-nonfree
adobe-linux-x86_64 lamolabs-noarch rpmfusion-nonfree-debuginfo
Dropbox nautilus-flickr-uploader rpmfusion-nonfree-rawhide-debuginfo
fedora qm rpmfusion-nonfree-source
...
...
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但是安装的 RPM 基本上就像一个 zip 或 tar 文件。因此,这些文件的内容会转储到系统中,并且 RPM 会维护一个包含它已安装的软件包的数据库。RPM“数据库”位于此目录中:
$ ls /var/lib/rpm
Basenames __db.002 Dirnames Installtid Packages Pubkeys Sha1header
Conflictname __db.003 Filedigests Name Providename Requirename Sigmd5
__db.001 __db.004 Group Obsoletename Provideversion Requireversion Triggername
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您可以使用这些命令查看每个 RPM 的文件安装位置。
$ rpm -ql rpm
/bin/rpm
/etc/rpm
/usr/bin/rpm2cpio
/usr/bin/rpmdb
/usr/bin/rpmquery
/usr/bin/rpmsign
/usr/bin/rpmverify
/usr/lib/rpm
/usr/lib/rpm/macros
/usr/lib/rpm/platform
/usr/lib/rpm/platform/amd64-linux
...
...
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$ rpm -qi rpm
Name : rpm Relocations: (not relocatable)
Version : 4.8.1 Vendor: Fedora Project
Release : 7.fc14 Build Date: Tue 04 Oct 2011 03:49:08 AM EDT
Install Date: Tue 25 Oct 2011 09:36:34 AM EDT Build Host: x86-05.phx2.fedoraproject.org
Group : System Environment/Base Source RPM: rpm-4.8.1-7.fc14.src.rpm
Size : 2035701 License: GPLv2+
Signature : RSA/SHA256, Tue 04 Oct 2011 12:14:48 PM EDT, Key ID 421caddb97a1071f
Packager : Fedora Project
URL : http://www.rpm.org/
Summary : The RPM package management system
Description :
The RPM Package Manager (RPM) is a powerful command line driven
package management system capable of installing, uninstalling,
verifying, querying, and updating software packages. Each software
package consists of an archive of files along with information about
the package like its version, a description, etc.
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zje*_*zje 13
rpm 文件本身被下载然后安装。一旦安装了这些文件,rpm 数据库就会跟踪它们。要查看特定 rpm 文件的安装位置,您可以运行rpm -ql.
例如
[z@localhost ~]# rpm -ql bash |head
/bin/bash
/bin/sh
/etc/skel/.bash_logout
/etc/skel/.bash_profile
/etc/skel/.bashrc
/usr/bin/bashbug-64
/usr/share/doc/bash-4.1.2/COPYING
/usr/share/info/bash.info.gz
/usr/share/locale/af/LC_MESSAGES/bash.mo
/usr/share/locale/bg/LC_MESSAGES/bash.mo
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显示 bash rpm 安装的前十个文件。话虽如此,rpms 还包含前脚本和后脚本,并且一些构建不良的包可能会丢弃在 rpm 数据库中不会被跟踪的文件。
如果这不是您要问的,yum可以在下载安装时缓存 rpms。尝试环顾四周/var/cache/yum/- 但这仅适用keepcache=1于您在/etc/yum.conf.
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