Linux Basics-Package management tools Yum Detailed

RPM Common Commands

Installation

-IVH: Installing the RPM Package

--nodeps: Forced installation with ignore dependencies

--REPLACEPKG: The package is forcibly installed regardless of whether the package has been installed

Unloading

-E: Unload RPM Package

--nodeps: Ignore dependency forced uninstallation

Upgrade

-UVH: Upgrade Package--update

-FVH: Only packages installed on the system will be upgraded

--nodeps: Ignore dependency escalation

Inquire

-Q: View the installation package name

-QA: Check to see if the specified RPM package is installed

-QF: Find out which RPM package the specified file belongs to

-qi: View details of the installation package

-QC: View the configuration file for the installation package

Check

-V: Verifying the installation package

Database rebuild

--initdb,--rebuilddb

Yum Package management tool

Yum Repository: Stores a large number of RPM packages, as well as metadata files for related packages, placed in a specific directory: Repodata

Yum provides client access methods

ftp://

/HTTP

nfs://

file:///

Yum Client configuration file

/etc/yum.conf #为所有仓库提供公共配置

/etc/yum.repos.d/*.repo #为仓库指向提供配置

/etc/yum.conf configuration [main]cachedir=/var/cache/yum/$basearch/$releasever           #yum缓存路径keepcache =0             #是否保存缓存文件, 1 means cache, 0 means no cache debuglevel=2        # Debug level logfile=/var/log/yum.log       #日志文件exactarch =1           #是否做严格的平台匹配obsoletes =1        gpgcheck=1         #是否检查来源合法, 1 for inspection, 0 for not checking plugins=1       # Support Plug-in mechanism is not supported, 1 is supported, 0 is not supported installonly_limit=3       ............# put  your repos here or in separate files named file.repo# in / etc/yum.repos.d       #定义仓库指向文件 

#仓库配置 [Updates] #repository idname=centos-$releasever-updates-yum.dalegames.com #仓库名称failovermethod =priority #mi rrorlist= #以镜像方式只想baseurl baseurl= #仓库访问路径, can be multiple. Gpgcheck=1 #在安装前是否检查来源信息enabled =0 #是否启用此仓库, 1 means enabled, 0 for shutdown. Can omit gpgkey= #秘钥文件访问路径failovermerhod ={roundrobin|priority} #baseurl轮询方式, the default is Roundrobin random polling, priority is to sequentially poll cost=1 #开销, the default is 1000

Yum command

Yum repolist {enabled|disabled}: List all {enable | hide} warehouses

Yum list: Show RPM Package

All: Show All

Rpm_name: Query Package name display, you can use wildcard characters

Yum install: Through the Yum installation package, you can install multiple

Yum Reinstall Package1 [Package2]: Reinstall package

Yum Update: Upgrade the installation package

Yum downgrade Package1 [Package2]: Downgrade RPM Package

Yum check-update: Checking the upgrade package

Yum Remove: Uninstalling the specified package

Yum Info: View package information

Yum Clean [Packages | metadata | expire-cache | rpmdb | plugins | all]: cleanup local Yum Cache

Yum makecache: Generate cache manually

Yum search string1 [string2]: Search for related packages based on string

Yum deplist package1 [package2]: View dependencies for a specified package

Yum history: View Historical Yum transactions

Yum grouplist: View package groups for warehouses

Yum Groupinstall group1 [group2]: Installing a specified package group

Yum groupupdate group1 [group2]: Upgrade specified package group

Yum Groupremove group1 [group2]: Deleting a package group

Yum Life Make row Options

Yum--nogpgcheck: Prohibit Gpgcheck

Yum-y: Auto Answer Yes

Yum-q: Silent mode

Yum--disablerepo=repoidglob: Specifies that a warehouse is not used

Yum--enablerepo=repoidglob: Temporarily enable a specified warehouse

Yum--noplugins: Disable all plugins

such as: http://mirror.centos.org/centos/$releasever/updates/$basearch/

The variables in the Yum repo configuration file

$releasever: Major version number of the current OS release

$basearch: Base Platform

$arch: Platform, i386,x86_64, etc.

$YUM 0-YUM9: Customizing yum variables

Configure local Yum Source

1, hanging on the local CD

[Email protected] ~]# Mount/dev/cdrom/media/cdrom/mount:block device/dev/sr0 is write-protected, mounting read-only

2. Add Repo file

[Email protected] ~]# cd/etc/yum.repos.d/[[email protected] yum.repos.d]# vim Liangstudy.repo[base]name=centos 6.6baseurl=file:///media/cdromenabled=1gpgcheck=0

3. View Repolist

[[email protected] yum.repos.d]# yum repolistloaded plugins:  fastestmirrordetermining fastest mirrorsbase                                                           | 4.0 kB      00:00 ... base/primary_db                                               | 4.5  MB     00:00 ... repo id             repo name                                              statusbase                centos 6.6                                              6,518repolist: 6,518

4. Install a package group

[email protected] yum.repos.d]# yum Groupinstall "Development tools"

Create a Yum repository

1. Install the Warehouse Management Pack

[Email protected] ~]# yum-y install Createrepo

2, ready to customize the warehouse use of the package

[[email protected] liang-repo]# pwd/home/liang-repo[[ email protected] liang-repo]# lsglusterfs-3.6.3-1.el6.x86_64.rpm             glusterfs-cli-3.6.3-1.el6.x86_64.rpm             glusterfs-fuse-3.6.3-1.el6.x86_64.rpm              glusterfs-rdma-3.6.3-1.el6.x86_64. rpmglusterfs-api-3.6.3-1.el6.x86_64.rpm         glusterfs-devel-3.6.3-1.el6.x86_64.rpm           Glusterfs-geo-replication-3.6.3-1.el6.x86_64.rpm  glusterfs-server-3.6.3-1.el6.x86_64. rpmglusterfs-api-devel-3.6.3-1.el6.x86_64.rpm  glusterfs-extra-xlators-3.6.3-1.el6.x86_64.rpm   glusterfs-libs-3.6.3-1.el6.x86_64.rpm[[email protected] liang-repo]# 

3. Create a Yum repository

[Email protected] ~]# createrepo/home/liang-repo/

This article from "Liang Childe" blog, please be sure to keep this source http://iyull.blog.51cto.com/4664834/1887398

Linux Basics-Package management tools Yum Detailed