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With VirtualBox, you can try out as many distros as you wish. The Linux VM will launch. That's the prerequisite starter for Docker Desktop covered, so now lets get to the main course! Youll need to do this every time you boot your host OS: Next, we need to set up our Docker environment variables. The easiest way is to use Docker Machine to do this work for you by running a single command. You can also use VirtualBox to install and run a full Linux Distro inside Windows. I'll start by describing how to install WSL 2 based on the install documents, then show how to install Docker Desktop. You will also need to verify that the DOCKER command is available from a console, this can be a Command Prompt or a PowerShell Console. Installing Docker Engine is quite simple. The Windows Subsystem for Linux (WSL) is a way to run a full Linux environment on your Windows machine, without having to install a "heavier" virtual machine, such as Virtual Box, VM Ware, or Hyper-V. WSL 2 also provides a mechanism for running Docker (with Linux containers) on your Windows machine. You can follow this tutorial for step-by-step instructions. Thanks! All we have to do is install Docker client and Docker compose. Install Docker Machine by following instructions on this page. Im also assuming youre running the latest stable version of Windows. The Docker Desktop UI also looks very handy, in particular the ability to exec into a containerI'm always getting the CLI command wrong, so that will be very unseful! Ill assume you dont. This means hot module reloading works from a Docker container. With Docker Desktop installed, you now have the docker command available in your command prompt: Now it's installed, let's take it for a spin! You can see the Dockerfile for the app here. Alternatively, you can execute this command inside an elevated PowerShell terminal: Using Git Bash terminal, use Docker Machine to install Docker Engine. If you want to try out a more ambitious example, I have a small Node.js application that that Ive configured to run on Docker containers. You can do this by executing the commands in Git Bash: Youll need to set the environment variables every time you start a new Git Bash terminal. Read Learning Docker Second Edition on SitePoint Premium. Lets dive into the next section to set up the environment needed to install Docker. To get rid of the invalid settings error as seen in the above screenshot, simply increase Video Memory under the Display tab in the settings option. Whenever you create and run images, the actual process will happen within the VM, not on your host (Windows). When launching Docker if you do not have Hyper-V and Container features enabled you will get this prompt. Everything works out of the box without relying on a hack. Want to build more of a foundation in Docker knowledge? Also take note that theres a chance the IP address assigned might be different from the one you saved every time you start the default VM. This will be our primary terminal for running Docker commands. Installing Docker on WSL2 is not as straightforward as it seems. To do this, youll need to launch Oracle VM VirtualBox from your start menu. Heres a list of software youll need to build and run Docker containers: Ill show how to perform the installation in the following environments: First, allow me to explain how the Docker installation will work on Windows. Since the installer refuses to run on Windows 10 Home, well install these programs individually using Chocolatey: Once the installation process is complete, you can switch back to Git Bash terminal. All Rights Reserved. # Download and add Docker's official public PGP key. Upgrading your Windows license is pricey, and also pointless, since you can still run Linux Containers on Windows without relying on Hyper-V technology, a requirement for Docker for Windows. # "nightly". Obviously you won't want to lose your setting customisations, so make sure to backup the contents of the file first! This Docker Linux VM can either run on your local system or on a remote server. # If you want to live on the edge, you can change "stable" below to "test" or. Its worse if your job is to install Docker on multiple machines running Windows 10 Home. For this section, youll need to install the following tools using PowerShell in admin mode. Otherwise, you can insert the following Docker variable in your .bashrc file. On the first screen, ensure you keep "Install required components for WSL 2" checked: After clicking OK, the installer will unpack a whole load of files: Before finally prompting you to log out of your Windows account to complete the installation: The Docker Desktop installer will automatically log you out of your Windows account on completion. You may encounter a bug or an unsupported feature that requires a workaround, or may have no solution at all. # Print out docker machine instance settings, # Set environment variables using Linux 'export' command, "C:\Users\Michael Wanyoike\.docker\machine\machines\default", # Configure Docker Envrionment to use Docker Vm, # Confirm Docker is connected. Running this Node.js example will ensure you have no problem with exposed ports and mounting volumes on the Windows filesystem. This is a hefty ~500MB, but once it's finished, run the installer. Select default VM and go to Settings > Shared Folders. First, navigate to a folder that that youve already mounted in VirtualBox settings. # Update the apt package list (for the new apt repo). Download the Docker Desktop Installer.exe from the Docker site. In this tutorial, Ill show you how to quickly setup a Linux VM on Windows Home running Docker Engine with the help of Docker Machine. Check your email for confirmation. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Seasoned IT Dude Azure MCSE, MCSA, MCTS: SharePoint 2010, MCP. It supports .NET 5.0, and is available as an eBook or paperback. This will confirm that you have properly configured the ports. Select default VM on the side menu. For this installation I am choosing the Windows containers instead of Linux containers option to perform some tests targeting Windows containers, however we could change this later. Next click on Settings > Network > Adapter 1 > Port Forwarding. I pulled down an image using docker pull hello-world, you can find more images at: https://hub.docker.com/search?type=image. Docker client will use SSH to communicate with Docker Engine. In case you run into a problem, just go through the instructions to see if you missed something. Running Docker commands should work properly in WSL without a hitch. In the same, elevated command prompt, run: You should see something like the following: Time to restart your machine to ensure everything is registered correctly. I highly recommend sticking with stable! We'll install it as a prerequisite for Docker Desktop for Windows. A simpler solution is to switch to Linux for development. For hot module reloading to work from a Docker Container in Windows requires the following: When using parcel, specify HMR port in your package.json start script: In the VMs Port Forwarding rules, make sure these ports are exposed to the host system: inotify doesnt work on vboxsf filesystems, so file changes cant be detected. Were now coming to the end of this article. Eventually, the main Docker Desktop window will pop up, and offer you a tutorial. The last thing we need to check is our Services, we should see two services that were installed and they should both be running: Finally, we can pull down or create some images and get to work. # Allow your user to access the Docker CLI without needing root access. If you plan on running Windows Containers, youll need a specific version and build of Windows Server. You're looking for WSL in the profiles listadd that to you profile list, and you'll be able to quickly open up your WSL instance from Windows Terminal! If youve ever tried to install Docker for Windows, youve probably came to realize that the installer wont run on Windows 10 Home. # Add the `stable` channel's Docker upstream repository. You can do this by deleting the contents of the fileTerminal will automatically repopulate it with the defaults, which will include a tab for WSL. To enable these using PowerShell before the installation you could run the following PowerShell commands: The installation also adds the following PATH Environment Variables, you should check to see if these two entries are there, if not, something might have gone wrong with the install. All Rights Reserved. First, youll need to install GNU Make using PowerShell with Admin privileges: Next, execute the following commands. You dont need to worry about issues with mounting or ports. Doing this will allow us to access our applications via localhost<:port>. The workaround is to set polling for Chokidar via environment variables in docker-compose.yml. Only Windows Pro, Enterprise or Education support Docker. If youd like to avoid this, you can copy eval output and save it in your .bashrc file. However, theres an older version, docker-ce=17.09.0~ce-0~ubuntu, thats capable of running well in WSL2. As you probably know, Docker requires a Linux kernel to run Linux Containers. This is a very basic test, in later articles I will get into configuring ports, other Docker options and orchestrating deployments of containers with orchestration tools such as Kubernetes. 99.999% of the time, you only need a Linux Container, since it supports software built using open-source and .NET technologies. That enables WSL, but we're going to enable the newer WSL 2 version, which Docker Desktop can use to run the VM it needs to run containers. 'mcr.microsoft.com/dotnet/samples:aspnetapp', Configuring HTTPS using a custom TLS certificate with Netlify and Cloudflare, Running Kubernetes and the dashboard with Docker Desktop, 2022 Andrew Lock | .NET Escapades. Right click on the executable and make sure its unblocked before continuing, you can also use PowerShell to do this using the Unblock-File cmdlet. In this post I described how to Install WSL, upgrade it to WSL 2, and how to install Docker Desktop. Previously I've always worked with Linux in a Virtual Machine using something like VMWare or Virtual Box, but I decided to give Docker Desktop a try, and was pleasantly surprised by the experience! I wont be covering that here. An alternative is to use PIP, which will simply install the latest stable version: Fix the Docker mounting issue in WSL terminal by inserting this content in /etc/wsl.conf. I write clean, readable and modular code. If you're running Windows Home, WSL 2 is the only way to run Docker Desktop. Assuming youre running WSL2 Ubuntu Terminal, execute the following: Install Docker using the official instructions: Install Docker Compose using this official guide. When you run the above command Docker will pull the image, run it and start listening: If you navigate to http://localhost:8000/, you'll see the app running therea Linux container, running on Windows .