Book Image

Ubuntu Server Cookbook

By : Uday Sawant
Book Image

Ubuntu Server Cookbook

By: Uday Sawant

Overview of this book

Ubuntu is one of the most secure operating systems and defines the highest level of security as compared other operating system. Ubuntu server is a popular Linux distribution and the first choice when deploying a Linux server. It can be used with a $35 Raspberry Pi to top-notch, thousand-dollar-per-month cloud hardware. Built with lists that there are 4 million + websites built using Ubuntu. With its easy-to-use package management tools and availability of well-known packages, we can quickly set up our own services such as web servers and database servers using Ubuntu. This book will help you develop the skills required to set up high performance and secure services with open source tools. Starting from user management and an in-depth look at networking, we then move on to cover the installation and management of web servers and database servers, as well as load balancing various services. You will quickly learn to set up your own cloud and minimize costs and efforts with application containers. Next, you will get to grips with setting up a secure real-time communication system. Finally, we’ll explore source code hosting and various collaboration tools. By the end of this book, you will be able to make the most of Ubuntu’s advanced functionalities.
Table of Contents (20 chapters)
Ubuntu Server Cookbook
About the Author

Deploying your first container with LXD

In this recipe, we will create our first container with LXD.

Getting ready

You will need access to the root account or an account with sudo privileges.

How to do it…

LXD works on the concept of remote servers and images served by those remote servers. Starting a new container with LXD is as simple as downloading a container image and starting a container out of it, all with a single command. Follow these steps:

  1. To start your first container, use the lxc launch command, as follows:

    $ lxc launch ubuntu:14.04/amd64 c1

    LXC will download the required image (14.04/amd64) and start the container.

    You should see the progress like this:

  2. As you can see in the screenshot, lxc launch downloads the required image, creates a new container, and then starts it as well. You can see your new container in a list of containers with the lxc list command, as follows:

    $ lxc list
  3. Optionally, you can get more details about the containers with the lxc info command:

    $ lxc info c1...