RPM Commands

Common RPM (RedHat Package Manager) commands to obtain information about RPM packages installed on the system, Install, Remove or otherwise manipulate system packages.

Applicable to Centos Versions:

Centos 5.x
Centos 6.x

Requirements

Explanation of requirements.

An Official Centos install
Installed & working RPM (This should be default)

RPM Commands (RedHat Package Manager)

Here are a few of the most used RPM commands:

Install a local RPM:

rpm -ivh /path/to/my.rpm or: rpm -Uvh /path/to/my.rpm

Remove a locally installed RPM:

rpm -e /path/to/my.rpm

Upgrade/Update a locally installed RPM:

rpm -Uvh /path/to/my.rpm

Find out what package a particular file belongs to:

rpm -qf /usr/bin/ssh

Find useful information about a package:

rpm -qi openssh

Find out when a package was installed:

rpm -q openssh --last

List the dependencies of a package:

rpm -qR openssh

List all gpg keys known by RPM on the system:

rpm -q gpg-pubkey --qf '%{name}-%{version}-%{release} --> %{summary}\n'

Install an RPM from a website or anonymous FTP server:

rpm -ivh http://www.somewebsite.com/package.rpm
rpm -ivh ftp://ftp.somewebsite.com/package.rpm

Repair and rebuild a corrupted RPM database:

rm -f /var/lib/rpm/__db* && rpm -vv --rebuilddb

Find out what locations the files from a specific RPM were installed to:

rpm -ql openssh

Make a text file of all the packages currently installed on the system sorted alphabetically:

rpm -qa | sort -d | uniq > all_packages.txt

Make a CSV file with all currently installed packages sorted alphabetically by group:

(note: This command should be run as a single command, make sure there is a space between each section and the command is run as one single command or copy and paste the command as it is displayed.)

echo "Group,Name,Arch,Version,Summary,Repo,Size" > ~/available-packages-by-group.csv && repoquery -a --pkgnarrow=available --qf '%{GROUP},%{NAME},%{ARCH},%{VERSION},"%{SUMMARY}",%{REPOID},%{INSTALLEDSIZE}' | sort -d >> ~/available-packages-by-group.csv

Common Problems & Fixes

Check the Centos.org wiki for further useful information and hints.

http://wiki.centos.org

More Information

Any additional information or notes.

Disclaimer

We test this stuff on our own machines, really we do. But you may run into problems, if you do, come to #centoshelp on irc.freenode.net