How to Install OpenStack on Ubuntu in 2022

Описание: Discover a straightforward method to install `OpenStack` on `Ubuntu` 20.04 using `Devstack`. This guide provides easy-to-follow steps and prerequisites for a successful setup.
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This video is based on the question https://stackoverflow.com/q/73338845/ asked by the user 'Steforgame 910' ( https://stackoverflow.com/u/16802315/ ) and on the answer https://stackoverflow.com/a/73573853/ provided by the user 'James' ( https://stackoverflow.com/u/18756872/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Install OpenStack on Ubuntu in 2022: A Step-by-Step Guide

If you're looking to harness the power of OpenStack on Ubuntu, you're not alone! Many users find it challenging to get their environments up and running, especially with multiple guides out there that don't quite hit the mark. This post aims to solve that problem by providing a clear and concise method for installing OpenStack using Devstack on Ubuntu 20.04.

The Problem

As noted by many users, including those on forums and video platforms, the installation process can often be convoluted and frustrating. Issues with commands, configurations, or simply not having the right prerequisites can leave you stuck without access to your intended OpenStack environment. If you've tried methods like Devstack and faced failures, you're not alone.

The Solution: Using Devstack

After exploring various installation methods, many find that using Devstack is the easiest and most convenient way to get OpenStack running on Ubuntu. Below, I'll guide you through the process step-by-step, ensuring you have all the necessary prerequisites and commands to make your installation smoother.

Prerequisites

Before proceeding, ensure that your system meets the following requirements:

Operating System: A fresh installation of Ubuntu 20.04 (Ubuntu 18.04 is also compatible)

Memory: At least 8 GB RAM (4 GB RAM will work but is not ideal)

CPU: A minimum of 4 vCPUs (2 vCPUs may work)

Disk Space: At least 20 GB of available hard disk capacity (minimum 10 GB)

Step-by-Step Installation Guide

Follow these steps to install OpenStack on your Ubuntu machine:

Step 1: Update Your System

Start by updating your package information:

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Step 2: Create a Stack User

Next, create a dedicated user for your OpenStack installation:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Clone the Devstack Repository

Now it’s time to download Devstack:

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Step 4: Create a Devstack Configuration File

You'll need to set up a configuration file for Devstack. Open the text editor to create a new file:

[[See Video to Reveal this Text or Code Snippet]]

Paste the following configuration into the file:

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Step 5: Run the Installation Script

Finally, it’s time to install OpenStack with the following command:

[[See Video to Reveal this Text or Code Snippet]]

This process may take about 10-15 minutes, depending on your system’s performance. Once the installation is complete, you can access the OpenStack dashboard using your server's IP address with the following URL:

[[See Video to Reveal this Text or Code Snippet]]

Troubleshooting

If the stack.sh script fails, don't worry! You can reset the state by running the following commands and trying again:

[[See Video to Reveal this Text or Code Snippet]]

This will help ensure that any previous installation attempts don’t interfere with your next try.

Conclusion

By following these steps, you should be able to successfully install OpenStack on Ubuntu in 2022 using Devstack. OpenStack can be a powerful tool for cloud computing, and with this guide, you're well on your way to setting it up correctly. If you experience any issues, remember to revisit the prerequisites and ensure you've followed the steps accurately.

Happy cloud computing!