Docker Desktop gives you access to both Windows Containers and Linux containers, by leveraging WSL 2. No one tells me these things. About. If this fails due to network connectivity, see below. I didn't notice the 9. The issue is more easily reproduced on my system by just running ping commands inside the latest alpine image: The problem was that even though I had reverted to iptables-legacy in Debian, I still had iptables: "false" in my docker daemon.json. big relief for me right there.. while this post does contain lots of super technical points (yeah, I saw those comments), this is a super technical topic.. which leads straight back to the "how" and "why" of Docker's decision on this matter. I will definitely try that, and update the article. I've played around with setting DNS in the container explicitly using the /etc/docker/daemon.json with things like "dns": ["1.1.1.1", "8.8.8.8"], but if the container can't even get connectivity to these ips that's not going to work.. My Debian environment does not have any iptables configured. I have written about getting Podman to work on WSL 2. ){3}[0-9]{1,3}" | grep -v 127.0.0.1 | awk '{ print $2 }' | cut -f2 -d: The error is: failed to start daemon: pid file found, ensure docker is not running or delete /var/run/docker.pid Yes of course it's installed but not configured to access to WSL2, To do so, click on the icon (?) If you dislike the Windows Store, there are other options. Fourth part: Run this line to start your Docker every time you need it. First, open the container host you want to manage, and in the Tools pane, select the Containers extension. VS Code VS Code Remote Development; Docker Desktop for Windows; WSL2 Rancher Desktop seems to simplify things a lot for Windows users: Are you sure you want to hide this comment? Through group membership, grant specific users privileged access to the Docker socket, Creates the shared docker directory for the socket and, For performance reasons, only bind mount from within the Linux filesystem. Try entering $profile in a powershell window. For this, I run the powershell script lines in windows terminal running as administrator : $ip = (wsl sh -c "hostname -I").Split(" ")[0], netsh interface portproxy add v4tov4 listenport=2375 connectport=2375 connectaddress=$ip. Windows can do a lot of things linux cant and has a lot of cutting edge hardware support. Updated April 10, 2022, with current Alpine instructions, Debian/Ubuntu package signing tweaks (no more apt-key), and better guidance for handling iptables in Debian. If _nicolas_louis_ is not suspended, they can still re-publish their posts from their dashboard. Templates let you quickly answer FAQs or store snippets for re-use. Working with Windows Containers without Docker Desktop from PowerShell. .NET SDK by Microsoft | Docker Hub Not the answer you're looking for? Reconnecting module=grpc It works now. Creating A Lightweight Windows Container Dev Environment without Docker Another option may eventually be Rancher Desktop if they add Windows support, but it is currently limited to Linux containers. Windows 11 Pro: 2 TB. How to containerize windows desktop applications (with GUI) using docker? How to run Docker Desktop with Windows Containers on Amazon AWS EC2 sudo nano /etc/resolv.conf May I suggest 36257. I will write an article eventually, but it is there. If you use Docker Desktop the daemon is actually running in Windows this is why it was working before. Strange my Debian is so far behind. There's no fight between Windows and Linux since wsl2. 2. We are doing magic with Windows 10, Ubuntu on WSL2, docker builder cli for windows and a little elbow grease. I still need to work and discuss with non-dev people, you know. If it returns "Yes, that ID is free" then you are good to go, with the following: Or, if groupmod is available (which it is on Fedora, Ubuntu, and Debian, but not Alpine unless you sudo apk add shadow), this is safer: Once the group id has been changed, close the terminal window and re-launch your WSL distro. Full-Stack Developer at Elliptic Marketing LLC. Or, alternatively, pull it directly from the GitHub package repository with: To start playing with it and see how Windows Containers are built. Step-1: Download the " Docker Desktop for Windows " exe file from here ( https://hub.docker.com/editions/community/docker-ce-desktop-windows/) and run it to install. However I agree developing linux apps with docker on windows can be a pain I'd recommend just installing linux on a dedicated machine for that purpose if you can. From there you can simply use these paths as youve mentioned. I would prefer a prettier straight-foreward solution. Searching around google, the answer that keeps popping up is to use the update-alternatives, which is the whole problem, I probably sound like I am quite fixated on the iptables package, but would you try reinstalling it? 2.) But that never worked for me for some reason. Wsman Shell commandLine, version 0.2.1. At this point if you run docker run hello-world:nanoserver as a non-privileged user, you will encounter the following error: One, to always use an elevated PowerShell to work with Docker. Is there a way to make Windows paths work in my current scenario? so.. my morning started out heading towards this rabbit-hole, but then fortunately I checked with our HR department, and discovered that my employer doesn't exceed the requirements for a commercial Docker Desktop license. After this operation, 0 B of additional disk space will be used. One for WSL and one for "Hyper-v and windows containers" which isn't clear if that is only for windows containers, but it reads sort of like it can do Linux as well. The Docker static binaries are distributed under the Apache 2 license and do not require a Docker Desktop subscription, even for commercial use. Proprietary software, not limited to MS Word and PowerPoint. If that script is already in your .bashrc or .profile, then the following is unnecessary. My goal is to use the docker-cli in Windows (docker.exe), but using Linux containers, without the installation of Docker Desktop. Be safe out there! Rancher Desktop for windows is a very straightforward application. Before you can install Docker you need to enable systemd. I recommend the following: The first line tells WSL to cease auto-configuring the /etc/resolv.conf file. To work around this, you can, if you choose, tell sudo to grant passwordless access to dockerd, as long as the user is a member of the docker group. I will comment with more detail in your answer. Install Docker In PowerShell (run as Administrator) enter: Install-Module -Name DockerMsftProvider -Repository PSGallery -Force At the prompt, enter " Y " to confirm the installation of NuGet. So I had to run wsl --set-version Ubuntu 2 (where my distribution was called "Ubuntu") and this converted the distro to WSL2. With this newly-configured DNS resolver (in this case, pointing directly to Cloudflare's DNS server) you can try upgrading packages again. I summarize the files available here: No doubt there are ways these can be tweaked to be more useful and reliable; feel free to post in the comments. DEV Community 2016 - 2023. HyperV is not stable enough on Linux, and VirtualBox is blocked by corporate rules. If the above script is placed in .bashrc (most Linux distros) or .profile (distros like Alpine that have Ash/Dash as the default shell), or other shell init script, then it has an unfortunate side effect: you will likely be prompted for a password most every time a new terminal window is launched. Did 9 even use nftables? In fact this is what Docker Desktop is doing, allowing all Windows native applications to use npipe docker context. Exactly, this is very unfortunate but currently only linux has a standalone daemon, Windows and MacOS have to install Docker Desktop to get a native daemon. And that's all! Now I have started using docker desktop again. For this please install the Windows Store Version of WSL and afterwards enable systemd in the distro settings and reboot the WSL distro.. Now re-enter WSL to have systemd available and install Docker normally like explained in the docs. so before that gets out of control: I'd like to share one that I did discover just this morning: devopstales.github.io/home/docker- it has lots of helpful information presented in a clear way, and the alternatives it lists don't require any "special magic" to get working, which might be very appealing for some. Built on Forem the open source software that powers DEV and other inclusive communities. BTW I solved this issue switching from Debian to Ubuntu as WSL2 distro. So I added some sleuthing to the Dockerfile: FROM centos:7 RUN cat /etc/resolv.conf && ping -v -c2 host.docker.internal && ping -v -c2 1.1.1.1 && ping -v google.com && ping -v mirrorlist.centos.org RUN echo "timeout=30" >> /etc/yum.conf && cat /etc/yum.conf && yum -y install httpd. But if you prefer a lighter, command line approach to working with Windows Containers, it is possible to install and use Docker static binaries without Docker Desktop. Docker on Windows without Hyper-V | by Chris | poweruser.blog But if you want the convenience and utility of running docker in a Powershell window, I have a couple suggestions. rev2023.3.3.43278. Docker Desktop gives you access to both Windows Containers and Linux containers, by leveraging WSL 2. I make games in my free time. I had the same error, it seems it's because you are using WSL version 1. I'm not sure what happened to the previous reply: $ dpkg -S /usr/sbin/iptables-legacy ):/usr/share/nginx/html:ro', Reading about what goes on under the hood, See more details about the Docker subscription model here, I have written about getting Podman to work on WSL 2, Microsoft's has step-by-step instructions on how to upgrade to WSL 2, utilizes iptables to implement network isolation, How to Upgrade from Fedora 32 to Fedora 33, http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=container, How to Upgrade to Fedora 37 In Place on Windows Subsystem for Linux (WSL), A "POSIX Playground" Container for Shell Script Testing, Writing Bash Scripts that are not only Bash: Checking for Bashisms and testing with Dash, Instead of using an init system such as systemd to launch the Docker daemon, launch it by calling, If sharing the Docker daemon between WSL instances is desired, configure it to use a socket stored in the shared, If sharing and privileged access without sudo are desired, configure the, For simplicity, rather than launch a Windows-based Docker client, launch. ASP.NET Core. If you only plan on using one WSL distro, this next step isn't strictly necessary. Chances are, you already know these. You can just download them, put them in your PATH, register the Docker Daemon as a service, start it and run your Windows containers like youre used to. For anyone struggling with using this behind a proxy, I found the only configuration file that dockerd looks at is /etc/environment, so set the likes of HTTP_PROXY, HTTPS_PROXY, and NO_PROXY in there before starting Docker. In WSL2, it's not possible to assign IP address but, I can use the windows port forwarding to redirect a local port from the host to a specific one of my distribution. When did this happen? Let's make everything new and shiny with one of the following: Upgrading the packages also serves as a network test. Rather than twist things to use the existing init system, we just launch dockerd directly: There should be several lines of info, warnings related to cgroup blkio, and the like, with something like API listen on /mnt/wsl/shared-docker/docker.sock at the end. Before doing this, we will need two bits of information: the user id, and the name of the WSL distro. WARN[2021-11-06T15:39:10.292918800+05:30] You can override this by explicitly specifying '--tls=false' or '--tlsverify=false' host="tcp://169.254.255.121:2375" For instance, install and configure Fedora, or any other distro for which you can obtain a rootfs in tar format and then wsl --import rootfs.tar. Should You Use Docker Containers on Windows? Maybe, Maybe Not It's easy, by default (at least for me) wsl has mounted all drives in /mnt// for example /mnt/c/ for C: Drive and /mnt/d/ for D: drive And I use WSL2 because Linux excels at CLI and daemons. Docker Containers on Windows Server 2022 101 | Dell US Maybe some tooling you use can't handle Podman, or you just want to put WSL through its paces. I did "sudo apt-get install iptables" to be sure. Hi, Of course, if you use Docker without Docker Desktop, as detailed in this article, then this does not apply. Change the path to the directory that contains your docker-compose.yaml file. (Optional) If your container is a Web App or API, open a browser in Windows to check you can access it. You can skip this step, and proceed to updating packages and testing network connectivity, below. Once unpublished, all posts by bowmanjd will become hidden and only accessible to themselves. Without needing to worry about sockets and ports, a lot of headaches go away. Below one works fine in ubantu Download Docker Desktop | Docker A couple of updates when running in Windows 11H2 (and Ubuntu 22.04 in my case): 1) systemd is now native in Windows 11H2, BUT needs an updated WSL2 install (I was using WSL v0.63 and I believe native systemd support is in v0.68 onwards) - otherwise you get, Upgrading WSL to latest version means that updating /etc/wsl.conf with. Refresh the page, check Medium 's site. We can continue to develop with containers without Docker Workstation. (Reading database 36399 files and directories currently installed.) Posted on Feb 14, 2021 I'm curious why you'd use a custom script to start dockerd rather than just using service docker start? How to use Visual Studio without Docker Desktop to debug a .NET Core You should see docker when you run the command groups to list group memberships." Get IP address in WSL2 Connecting to any sort of enterprise-y VPN or WiFi just doesn't work. WindowsDockerDev Container VS CodeRemote Development Windows. The following contents will work in such a script: You could go a step further and ensure that dockerd is running whenever you start Powershell. Here is what I get: $ update-alternatives --config iptables then that user has no password set. sudo dockerd -H ifconfig eth0 | grep -E "([0-9]{1,3}. I did that but it did not work for me. I know I did before, I'm not sure what I left out - but the iptables-legacy isn't set-able now. If you obtained your Linux distro from the Store, you can likely skip this step, as the default user is already set up. If your username is missing from the group, take note of the group name (sudo or wheel) and add the user in question to that group: Finally, as root, make sure that the admin group (whether sudo or wheel) is enabled for sudo: If the line is there, but commented out with a #, then run visudo then make sure the line reads thus (use wheel or sudo as determined earlier): Once these steps are complete, test again with: If you are prompted for the password, then all is well. Only if you have docker desktop currently installed of course. Then, select the Images tab inside the Container extension under Container Host. Install official Docker release sudo apt install docker-ce docker-ce-cli containerd.io Add user to docker group sudo usermod -aG docker $USER "Then close that WSL window, and launch WSL again. If so, read on. If you do not yet have a running WSL instance with a distro of your choice, the next step is to pick one from the Microsoft Store. Success? Registry::HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Lxss\, "deb [arch=amd64] https://download.docker.com/linux/, "unix:///mnt/wsl/shared-docker/docker.sock", unix:///mnt/wsl/shared-docker/docker.sock, '$(wslpath -a . I'll never understand why developers who write code to run in linux fight with windows. Hey, great stuff! Thankfully, there are official guides for installing Docker on various Linux distributions. For me launching dockerd failed since chain of commands with ifconfig returned some extra garbage. Thanks for keeping DEV Community safe. Dependencies will be installed later, automatically. Never miss out on developer content you need to maintain a healthy developer career. Dev Container Docker Desktop is an application for MacOS, Linux, and Windows machines for the building and sharing of containerized applications and microservices. In PowerShell start an elevated shell with: Enable the elevated PowerShell to make changes in the prompt. Hello , I tried the same, to create a docker image with a Windows Container, which should host a PowerBI Data Gateway. 14: curl#6 - "Could not resolve host: mirrorlist.centos.org; Unknown error". Here is what you can do to flag bowmanjd: bowmanjd consistently posts content that violates DEV Community's Success. Now, how to run dockerd and docker without copy&paste IP address in command line nor VSCode. WSL 1 was genius with running Linux on the Windows kernel, but of course lacked some of the features, such as containers. How to tell which packages are held back due to phased updates, Follow Up: struct sockaddr storage initialization by network format-string, Acidity of alcohols and basicity of amines. Contrary to what the length of this article might suggest, getting Docker working on WSL is fairly simple. Made with love and Ruby on Rails. How is Docker different from a virtual machine? With Docker Desktop's WSL 2 backend, Docker integrates with Windows in a fairly elegant way, and the docker client can be launched from either Powershell or Linux. My concern was to continue to debug from Visual Studio 2019 and Visual Code directly in container. The top 50 must-have CLI tools, including some scripts to help you automate the installation and updating of these tools on various systems/distros. Docker works on WSL 2, and without requiring the robust but heavy Docker Desktop if that is undesirable. Question about Docker Desktop, Windows and Hyper-V (Without WSL) Privacy Policy, This website uses cookies and Google Analytics to ensure you get the best experience on our website. When signed in as the user you set up (try su myusername if you are still root), can you sudo -v without an error? Perhaps iptables or your kernel needs to be upgrade. You will most certainly need WSL 2 to run the Docker service. Still had no "update-alternatives" for iptables which I believe is part of the problem I was having with Docker trying to run the "Computer Language Drag Racing" suite. 2023 However, if you would like to have the option of sharing the Docker socket system-wide, across WSL distributions, then all will need to share a common group ID for the group docker. Just double-checking: are you sure you have iptables installed? Unflagging bowmanjd will restore default visibility to their posts. Windows Containers requires Windows 10/11 Pro or Enterprise version 1607 or higher. Yes. In the same PowerShell session enter: Interesting What sort of errors are you seeing? This article attempts to explore such a process and options along the way. Because I do a lot from the command line, and I often want that command line to be Linux, no matter the location or network connectivity. Essentially i run docker, vs code , gpu compute (inside containers too) all on ubuntu wsl2. Another option may eventually be Rancher Desktop if they add Windows support, but it is currently limited to Linux containers. You could also make a batch file with the appropriate command in it. Everything will work fine when I'll see the message "API listen on 172.18.75.23:2375". It is actually possible to expose docker.sock from WSL so that it is accessible by Windows applications. WSL Third, I launch in my distro dockerd with the IP, configures its own guest (rancher-desktop). Docker - with buildkit Have you managed to mount volumes from windows to docker image running in WSL2 ? WARN[2021-11-06T15:39:10.291048100+05:30] Binding to an IP address without --tlsverify is deprecated. Making statements based on opinion; back them up with references or personal experience. You have to remove the daemon.json if you want to use args command line. Using apt install --reinstall iptables. For communication over the socket, privileged access is required. This guide includes instructions for launching dockerd in Debian, Ubuntu, Alpine, and Fedora. Some of the code examples above have been placed in scripts in a companion Github repo. This will set the default version to WSL 2, or fail if you are still on the first version. This is a very useful tool, to say the least. I had heard at Microsoft Ignite that Docker was super excited to partner with Microsoft to develop the Docker Engine for Windows Server. This requires a PowerShell instance with elevated privileges as Administrator. Docker Desktop is not the core technology that runs containers, it only aims to make it easier to develop software on Windows/macOS that runs in containers. Same results more or less. For that you need to execute the following PowerShell commands as admin: Docker then greets you with Hello from Docker!. Is it possible to create a concave light? Other editions have even higher limits. I have installed Rancher Desktop application on Windows 10 and set it to use docker as container runtime. c:\bin\docker -H tcp://172.20.5.64 run --rm hello-world. Install Docker without HyperV/VirtualBox/VMware support on Windows Run docker-compose up -d to bring all the containers up. But I was getting no rules generated by iptables-nft-save, and several rules generated by iptables-legacy-save, so I explicitly update-alternatives to iptables-legacy and rebooted (host and wsl2/debian). By default, non-privileged Windows users cannot reach the Docker Service. The vague complaints of the Copilot plaintiffs are nothing compared to the damage to free software and human progress if they won. from a Windows terminal, my environment contains DOCKER_HOST=tcp://127.0.0.1:2375. This isn't the 90's anymore, it is really super easy to run linux on your local dev machine and every program you would want for dev that is worth running already runs on linux. Refresh the page, check Medium 's site status, or find something interesting to read. With you every step of your journey. WARN[2021-11-06T15:39:10.292307700+05:30] Please consider generating tls certificates with client validation to prevent exposing unauthenticated root access to your network host="tcp://169.254.255.121:2375" WSL + Docker without Desktop Communicate with Windows Host - Medium I'm pretty sure using the nftable subsystem is eventually what is making things not work - if I could get iptables-legacy it might be different. If you want Docker to work on Windows and WSL 2, installing Docker Desktop is most likely the way to go. I ran Linux dual boot from 2000-2004 and then as a daily driver 2004-2017. They can still re-publish the post if they are not suspended. Additionally, I found this to be helpful for configuring dockerd to start when opening a new terminal (if it hasn't already been started). code of conduct because it is harassing, offensive or spammy. I mainly followed these instructions to install Ubuntu 20.04-LTS using WSL2 and prepare everything that dockerd is running inside this instance. I would suggest trying to modifying your run command with those paths, so something like: Make sure you pay attention to the slashes: in WSL you need a foreward slash (/) whereas windows does not really care. The flip side though is that if you are the type that prefers minimal command line interfaces then you can also install 'native' Linux Docker on WSL 2 without Docker Desktop and switch back and forth as needed. xref: docs.microsoft.com/en-us/windows/w Great point. In VSCode, I update my Docker:Host setting with tcp://localhost:2375 : Now I can know create a dedicated powershell script with the previous line : start_docker.ps1.