Yum – Linux – Some Basics

 

 

yum is software installation tool for Red hat linux and Fedora Linux. It is a complete software management system. Other option is to use up2date utility. yum is designed to use over network/internet. It does not use CDROM to install packages. If you are using fedora you don't have to install it, it is part of fedora itself.
If you don't have yum then download it from project home page yum - Trac
And then install it

Code:

rpm -ivh yup*

Step # 1: Configure yum

You need to edit /etc/yum.conf and modify/add following code to it:

Code:

vi /etc/yum.conf

Append or edit code as follows:

Code:

[base]
name=Fedora Core $releasever - $basearch - Base
baseurl=http://apt.sw.be/fedora/$releasever/en/$basearch/dag
baseurl=http://mirrors.kernel.org/fedora/core/$releasever/$basearch/os

Save the file

Install GPG signature key with rpm command:

Code:

# rpm --import http://dag.wieers.com/packages/RPM-GPG-KEY.dag.txt

and other keys too (if any using above command)

Step # 2 Update your package list:

Code:

# yum check-update

Step # 3 start to use yum

Install a new package called foo

Code:

# yum install foo

To update packages

Code:

# yum update

To update a single package called bar

Code:

# yum update bar

To remove a package called telnet

Code:

# yum remove telnet

To list all packages

Code:

# yum list installed

You can search using grep command

Code:

# yum list installed | grep samba

Display information on a package called foo

Code:

# yum info foo

To display list of packages for which updates are available

Code:

# yum list updates

 

 

for example : How Install “OpenOffice”

1º Open Terminal

2º Write “su root”

3º Write Password of your “root”

4º If Sucessful now write “yum update” – Wait for seconds

5º Now Write “yum groupinstall "Office/Productivity"”

6º Check Steps…

7º Now Open “OpenOffice” in “Office/Productivity”