How To Install igtf-policy-slcs on Ubuntu 20.04
Introduction
In this tutorial we learn how to install igtf-policy-slcs on Ubuntu 20.04.
What is igtf-policy-slcs
igtf-policy-slcs is:
The Interoperable Global Trust Federation (IGTF) maintains a common trust base for the benefit of distributed science and research computing infrastructures. It provides a list of accredited trust anchors, with root certificates, certificate revocation list locations, contact information, and signing policies.
This package contains the trust anchors for the SLCS (Short Lived Credential Services) profile. See also: http://www.eugridpma.org/guidelines/SLCS/
There are three methods to install igtf-policy-slcs on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install igtf-policy-slcs Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install igtf-policy-slcs using apt-get by running the following command:
sudo apt-get -y install igtf-policy-slcs
Install igtf-policy-slcs Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install igtf-policy-slcs using apt by running the following command:
sudo apt -y install igtf-policy-slcs
Install igtf-policy-slcs Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install igtf-policy-slcs using aptitude by running the following command:
sudo aptitude -y install igtf-policy-slcs
How To Uninstall igtf-policy-slcs on Ubuntu 20.04
To uninstall only the igtf-policy-slcs package we can use the following command:
sudo apt-get remove igtf-policy-slcs
Uninstall igtf-policy-slcs And Its Dependencies
To uninstall igtf-policy-slcs and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove igtf-policy-slcs
Remove igtf-policy-slcs Configurations and Data
To remove igtf-policy-slcs configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge igtf-policy-slcs
Remove igtf-policy-slcs configuration, data, and all of its dependencies
We can use the following command to remove igtf-policy-slcs configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge igtf-policy-slcs
References
Summary
In this tutorial we learn how to install igtf-policy-slcs package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.