How To Install newrole on Ubuntu 20.04
Introduction
In this tutorial we learn how to install newrole
on Ubuntu 20.04.
What is newrole
newrole is:
Security-enhanced Linux is a patch of the Linux® kernel and a number of utilities with enhanced security functionality designed to add mandatory access controls to Linux. The Security-enhanced Linux kernel contains new architectural components originally developed to improve the security of the Flask operating system. These architectural components provide general support for the enforcement of many kinds of mandatory access control policies, including those based on the concepts of Type Enforcement®, Role-based Access Control, and Multi-level Security.
RBAC/MLS policy machines require newrole as a way of changing the role or level of a logged in user.
This package contains newrole to switch roles, run_init to run /etc/init.d scripts in the proper context.
There are three methods to install newrole
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 newrole Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install newrole
using apt-get
by running the following command:
sudo apt-get -y install newrole
Install newrole Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install newrole
using apt
by running the following command:
sudo apt -y install newrole
Install newrole 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 newrole
using aptitude
by running the following command:
sudo aptitude -y install newrole
How To Uninstall newrole on Ubuntu 20.04
To uninstall only the newrole
package we can use the following command:
sudo apt-get remove newrole
Uninstall newrole And Its Dependencies
To uninstall newrole
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove newrole
Remove newrole Configurations and Data
To remove newrole
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge newrole
Remove newrole configuration, data, and all of its dependencies
We can use the following command to remove newrole
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge newrole
References
Summary
In this tutorial we learn how to install newrole
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.