How To Install libpam-cgfs on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libpam-cgfs on Ubuntu 20.04.
What is libpam-cgfs
libpam-cgfs is:
Containers are insulated areas inside a system, which have their own namespace for filesystem, network, PID, IPC, CPU and memory allocation and which can be created using the Control Group and Namespace features included in the Linux kernel.
This provides a Pluggable Authentication Module (PAM) to provide logged-in users with a set of cgroups which they can administer. This allows for instance unprivileged containers, and session management using cgroup process tracking.
Package: libpam-cgfs Architecture: amd64 Version: 1:4.0.2-0ubuntu1 Priority: optional Section: universe/admin Source: lxc Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 155 Depends: libpam-runtime (>= 1.0.1-6), libc6 (>= 2.22), libgcc-s1 (>= 3.3.1), libpam0g (>= 0.99.7.1) Conflicts: libpam-cgm Breaks: lxc-utils (« 1:4.0.0-0ubuntu1~) Replaces: lxc-utils (« 1:4.0.0-0ubuntu1~) Filename: pool/universe/l/lxc/libpam-cgfs_4.0.2-0ubuntu1_amd64.deb Size: 35524 MD5sum: 68f204c6825633acbdb5aae1b2646b92 SHA1: 06d85d4a898014774e3a15dab681e997a41f132d SHA256: 00eff713e3e6f179acc89cc5a5d14c82a472bba0c5a23e5e10dd22d5803e32f0 Homepage: https://linuxcontainers.org Description-en: PAM module for managing cgroups for LXC Containers are insulated areas inside a system, which have their own namespace for filesystem, network, PID, IPC, CPU and memory allocation and which can be created using the Control Group and Namespace features included in the Linux kernel.
This provides a Pluggable Authentication Module (PAM) to provide logged-in users with a set of cgroups which they can administer. This allows for instance unprivileged containers, and session management using cgroup process tracking.
There are three methods to install libpam-cgfs 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 libpam-cgfs Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libpam-cgfs using apt-get by running the following command:
sudo apt-get -y install libpam-cgfs
Install libpam-cgfs Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libpam-cgfs using apt by running the following command:
sudo apt -y install libpam-cgfs
Install libpam-cgfs 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 libpam-cgfs using aptitude by running the following command:
sudo aptitude -y install libpam-cgfs
How To Uninstall libpam-cgfs on Ubuntu 20.04
To uninstall only the libpam-cgfs package we can use the following command:
sudo apt-get remove libpam-cgfs
Uninstall libpam-cgfs And Its Dependencies
To uninstall libpam-cgfs and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libpam-cgfs
Remove libpam-cgfs Configurations and Data
To remove libpam-cgfs configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libpam-cgfs
Remove libpam-cgfs configuration, data, and all of its dependencies
We can use the following command to remove libpam-cgfs configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libpam-cgfs
References
Summary
In this tutorial we learn how to install libpam-cgfs package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.