How To Install squashfs-tools-ng on Ubuntu
Posted on April 1, 2023 (Last modified on May 20, 2023 )
3 minutes • 470 words
Introduction
In this tutorial we learn how to install squashfs-tools-ng on Ubuntu.
What is squashfs-tools-ng
squashfs-tools-ng is:
SquashFS is a highly compressed read-only filesystem for Linux, optimized for small size and high packing density. It is widely used in embedded systems and bootable live media.
SquashFS supports many different compression formats, such as zstd, xz, zlib or lzo for both data and metadata compression. It has many features expected from popular filesystems, such as extended attributes and support for NFS export.
As the name suggests, this is not the original user space tooling for SquashFS. Here are some of the features that primarily distinguish this package from the original:
- reproducible SquashFS images, i.e. deterministic packing without any local time stamps,
- Linux
gen_init_cpiolike file listing for micro managing the file system contents, permissions, and ownership without having to replicate the file system (and especially permissions) locally, - support for SELinux contexts file (see selabel_file(5)) to generate SELinux labels.
There are three methods to install squashfs-tools-ng on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install squashfs-tools-ng Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install squashfs-tools-ng using apt-get by running the following command:
sudo apt-get -y install squashfs-tools-ng
Install squashfs-tools-ng Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install squashfs-tools-ng using apt by running the following command:
sudo apt -y install squashfs-tools-ng
Install squashfs-tools-ng 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 squashfs-tools-ng using aptitude by running the following command:
sudo aptitude -y install squashfs-tools-ng
How To Uninstall squashfs-tools-ng on Ubuntu
To uninstall only the squashfs-tools-ng package we can use the following command:
sudo apt-get remove squashfs-tools-ng
Uninstall squashfs-tools-ng And Its Dependencies
To uninstall squashfs-tools-ng and its dependencies that are no longer needed by Ubuntu, we can use the command below:
sudo apt-get -y autoremove squashfs-tools-ng
Remove squashfs-tools-ng Configurations and Data
To remove squashfs-tools-ng configuration and data from Ubuntu we can use the following command:
sudo apt-get -y purge squashfs-tools-ng
Remove squashfs-tools-ng configuration, data, and all of its dependencies
We can use the following command to remove squashfs-tools-ng configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge squashfs-tools-ng
Dependencies
squashfs-tools-ng have the following dependencies:
References
Summary
In this tutorial we learn how to install squashfs-tools-ng package on Ubuntu using different package management tools: apt, apt-get and aptitude.