How To Install facter on CentOS 8
Introduction
In this tutorial we learn how to install facter on CentOS 8.
What is facter
Facter is a lightweight program that gathers basic node information about the hardware and operating system. Facter is especially useful for retrieving things like operating system names, hardware characteristics, IP addresses, MAC addresses, and SSH keys. Facter is extensible and allows gathering of node information that may be custom or site specific. It is easy to extend by including your own custom facts. Facter can also be used to create conditional expressions in Puppet that key off the values returned by facts.
We can use yum or dnf to install facter on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install facter.
Install facter on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install facter using dnf by running the following command:
sudo dnf -y install facter
Install facter on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install facter using yum by running the following command:
sudo yum -y install facter
How To Uninstall facter on CentOS 8
To uninstall only the facter package we can use the following command:
sudo dnf remove facter
facter Package Contents on CentOS 8
/usr/bin/facter
/usr/lib/.build-id
/usr/lib/.build-id/1e
/usr/lib/.build-id/1e/7f29c8088edbee2b48f5dbf8cbbbf1471c43cc
/usr/lib/.build-id/73
/usr/lib/.build-id/73/543443449925460b4a97ea437e9ff7d306728e
/usr/lib64/libfacter.so
/usr/lib64/libfacter.so.3.14.2
/usr/share/doc/facter
/usr/share/doc/facter/README.md
/usr/share/licenses/facter
/usr/share/licenses/facter/LICENSE
/usr/share/man/man8/facter.8.gz
References
Summary
In this tutorial we learn how to install facter on CentOS 8 using yum and dnf.