This will set the default version to WSL 2, or fail if you are still on the first version. Uninstall . However, if you would like to have the option of sharing the Docker socket system-wide, across WSL distributions, then a shared directory accessible to all is needed. Why do academics stay as adjuncts for years rather than move around? ko-fi.com/bowmanjd. 2.) We're a place where coders share, stay up-to-date and grow their careers. Perhaps iptables or your kernel needs to be upgrade. Use Podman on Windows to build custom WSL distro images. I realize that your post indicated to use iptables: false as a way to get debian wsl2 instances to work with docker. Does dockerd work? The install documentation has two sections. Is it all internet connectivity, or just DNS? Now, my containers can access "the internet". WSL 1 was genius with running Linux on the Windows kernel, but of course lacked some of the features, such as containers. Those are a bit hidden and not easy to find. 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. My goal is to use the docker-cli in Windows (docker.exe), but using Linux containers, without the installation of Docker Desktop. Built on Forem the open source software that powers DEV and other inclusive communities. Watch discussions for Docker-related .NET announcements. $ iptables --version Refresh the page, check Medium 's site. I was able to run simple commands on Windows with docker like, docker run -it --rm ubuntu sh However, I could not find an option to switch it to run Windows container. Need to get 288 kB of archives. 2. Here's the complete list: Windows 11 Home: 128 GB. On later versions of Alpine from the Microsoft Store, while a non-root user is created as part of setup, this user is initially password-less. Most upvoted and relevant comments will be first, I like Innovation, technical challenges and to participate to projects like https://www.yslbeauty.com/rouge-sur-mesure (Innovations at CES, Time and Forbes : ), Head of a team liking technology challenges @ Alizent (Group Air Liquide). Essentially i run docker, vs code , gpu compute (inside containers too) all on ubuntu wsl2. Why do many companies reject expired SSL certificates as bugs in bug bounties? We're a place where coders share, stay up-to-date and grow their careers. Thanks for keeping DEV Community safe. Hi, To get started, in Windows Features enable: Alternatively, you can open PowerShell as Administrator and run: Open PowerShell as your normal user, ideally in the new Windows Terminal, and run: If you get an error about PowerShell script execution policy: You need to change the execution policy with: In PowerShell use Scoop to install tools that improve the use of Scoop, specifically git and aria2. Start of the month i will write full article, for now this will have to do. (Will report back with results..). message. I found my debian environment is configured to use iptables-nft: $> sudo update-alternatives --config iptables Do you want to run a container? DEV Community A constructive and inclusive social network for software developers. And, yes, VSCode can work with podman. Install official Docker release sudo apt install docker-ce docker-ce-cli containerd.io Add user to docker group sudo usermod -aG docker $USER "Then close that WSL window, and launch WSL again. For that you need to execute the following PowerShell commands as admin: Docker then greets you with Hello from Docker!. See details regarding the companion Github repo by scrolling to the bottom. Impress For instance, install and configure Fedora, or any other distro for which you can obtain a rootfs in tar format and then wsl --import rootfs.tar. On the official Data Gateway documentation it says th. Been waiting for years now. Feel free to try it out. From there you can simply use these paths as youve mentioned. failed to load listeners: listen tcp 169.254.255.121:2375: bind: cannot assign requested address, jai@FA057586:~$ wsl Step-2: Enable Docker Running Environment 1. Why do small African island nations perform better than African continental nations, considering democracy and human development? Visual Studio Code - Code Editing. I only just finished the install so I can't confirm that everything works 100% out of the box, but after rebooting the VM, dockerd was running as expected. So we need to launch manually docker with the automatic collect of the IP address, sudo dockerd -H `ifconfig eth0 | grep -E "([0-9]{1,3}. Be safe out there! It can be any group ID that is not in use. Making statements based on opinion; back them up with references or personal experience. dpkg-query: no path found matching pattern /usr/sbin/iptables-legacy, iptables is installed: sudo dockerd -H ifconfig eth0 | grep -E "([0-9]{1,3}. So is there an alternative on Windows to continue to legally use containers with a docker command and a nice UI like VSCode without paying a licence : the answer is YES ! Although Docker Desktop will never give you the same experience as a multi-node Kubernetes cluster configured according to your preference, the init containers guide should have worked. How to get a Docker container's IP address from the host, Docker: Copying files from Docker container to host. If using the script earlier to launch dockerd, then $DOCKER_HOST will be set, and future invocations of docker will not need an unwieldy -H unix:///mnt/wsl/shared-docker/docker.sock. I'll share later in a response to this comment. WSL Podman is daemonless (no background service needed), modern (cgroups v2 out of the box), supports rootless, and serves as a drop-in replacement for Docker. Run docker-compose up -d to bring all the containers up. In the same PowerShell session enter: Then in the elevated PowerShell install dockeraccesshelper with: Import the dockeraccesshelper module with: Note, if you encounter the following error: Run the following to enable execution of remote signed PowerShell scripts for the current user: Finally, we need to configure dockeraccesshelper by running: Substituting DOMAIN and USERNAME for the domain and username of your non-privileged user. NOTE: If you have any issue with the network, check the following location and edit its nameserver IP to 8.8.8.8:. In PowerShell use Scoop to install the Docker static binaries: We now need to enable and start the Docker Service in Windows. On Alpine, this should prompt for the new password. There's no fight between Windows and Linux since wsl2. If you think there is another obvious WSL distro that should be considered, feel free to let me know in the comments. 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. The next time you do docker login, the auth section of ~/.docker/config.json will be updated. For Linux containers you can install the Docker Daemon in WSL2. OS Build 19044.1586". If you only run one it doesn't hurt, but you could use Docker's default location, /var/run/docker/containerd/containerd.sock. Why do we place the docker socket in the \mnt\wsl folder? Sometimes, one just needs Docker to work. Privacy Policy, This website uses cookies and Google Analytics to ensure you get the best experience on our website. If you need to set a password, you can use passwd myusername (of course, in all of the above, use your username in place of "myusername.". Microsoft offers a more detailed comparison in the docs. Fourth part: Run this line to start your Docker every time you need it. I tried to made some simplifications from the initial article from Jonathan Bowman. If you dislike the Windows Store, there are other options. My concern was to continue to debug from Visual Studio 2019 and Visual Code directly in container. I got this so I just added "iptables": false to my daemon.json and this error was averted. Since I could resolve the name of the server from Debian WSL2 with no issue, I knew my DNS was working there. It just doesn't set the default links in the install process to be able to switch to the legacy rules. Microsoft is increasingly standardizing on its in-house CBL-Mariner Linux distribution. I recommend the following: The first line tells WSL to cease auto-configuring the /etc/resolv.conf file. I only have one entry if I look for iptables: $ ls /usr/sbin/iptable* How to force Docker for a clean build of an image. (Reading database 36399 files and directories currently installed.) host="tcp://169.254.255.121:2375" 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. To run Linux containers on Windows there must be some kind of virtualization since containers use the kernel of the host operating system. Currently interested in TypeScript, Vue, Kotlin and Python. But I have other things to do than spend my time trying to argue with people that we should be allowed to get Linux machines on our corporate network. Docker Desktop is an application for MacOS, Linux, and Windows machines for the building and sharing of containerized applications and microservices. Plain and simple. 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? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. 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. Hopefully you will see something like "Version 21H2. DEV Community 2016 - 2023. When I want to stay without Docker Desktop, I need the deamon inside wsl? dockeraccesshelper is an open source PowerShell module to allow non-privileged users to connect to the Docker Service. 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. Just double-checking: are you sure you have iptables installed? I do have one question though. Yeah, I have actually changed the instructions, removing the iptables:false, as using iptables-legacy seems like the right way to do it. Docker works on WSL 2, and without requiring the robust but heavy Docker Desktop if that is undesirable. If I run "nslookup www.microsoft.com 192.168..1" then I get an immediate response. To see what group IDs are already assigned that are 1000 or above: Can't decide what number to use? The daemon is running in wsl so probably you need to specify paths in the wsl subsistem. If you open Services, you should now see the Docker Engine listed: It will start automatically on Windows boot. Using apt install --reinstall iptables. This image contains the .NET SDK which is comprised of three parts: .NET CLI. then that user has no password set. The Docker engine includes tools that automate container image creation. Most upvoted and relevant comments will be first. For good reason, Debian uses the more modern nftables, but this means that Docker cannot automatically tweak the Linux firewall. If not, you can obtain the user id with id -u myusername and check your list of WSL distros with (in Powershell) wsl -l. Then, use the following command in Powershell, but use your WSL distro name in place of "Alpine" and use your user id in place of "1000": Whichever method you use, test by logging out of WSL, and then log back in. If using only one distro, and that distro is Ubuntu, service docker start should work well. What's the difference between a power rail and a signal line? The Docker client just hides the fact that Linux containers are actually inside a vitual . Hello, thank you for this article. Docker only supports Docker Desktop on Windows for those versions of Windows 10 that are still within Microsoft's servicing timeline. A collection of 70 hand-picked, web-based tools which are actually useful.Each will generate pure CSS without the need for JS or any external libraries. There is some socket magic that I don't know by memory because I just keep the command in a gist. Have you heard of portainer? How do I get into a Docker container's shell? .NET runtime. How To Install Docker Without Docker Desktop On Windows | by Paul Knulst | Better Programming 500 Apologies, but something went wrong on our end. Under the hood, rancher is managing for you all the complexity of creating a Linux subsystem and configure it to work with docker. 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. (Just dial DOCKR on your telephone keypad) Not likely to be already in use, but check anyway: If the above command returns a line from /etc/group (that does not include docker), then pick another number and try again. Thanks for keeping DEV Community safe. To make it easy to use I have packaged it into a container, so it is easy to deploy with a single docker run. [sudo] password for jai: I receive the same problems, the installation just stops or freezes forever. We tried. Make sure the Docker daemon is running, then launch a new Powershell window, and try the hello-world container again. But please - why did Windows paths work with Docker Desktop before? Thanks for this post, very useful previously. Thanks so much for this @jonathan Bowman, was really helpful, don't forget to do another article on installing docker-compose on a WSL Distro without passing through Docker Desktop, might be minimal but it would be a decent supplement to this awesome article of yours. If the result is a random hash string, then you are good. No one tells me these things. If you came here looking how to get Docker running easily, or if you want Windows containers (still a rarity) out of the box, then Docker Desktop is your friend, and you can go install it now. 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. And I use WSL2 because Linux excels at CLI and daemons. For me, using WSL isn't a choice against Linux, but a choice to use Linux everywhere. anyways, with the deadline for this looming ever closer, I suspect there are going to be a sudden stupendous influx of "Docker alternative" and "Docker without Docker Desktop" articles, debates, and so on.. not unlike this one. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. For further actions, you may consider blocking this person and/or reporting abuse. If, however, when you launch WSL, you are still root, then set your new user as the default. To tell what version you are running, run winver in Powershell or CMD, or just type Win key and R (-r) to open the Run dialog and then enter winver. Something like this will work well if you do not already have that file, or a [user] section in it: However, if on a version of Windows before build 18980, then you will instead need to edit the registry to set a default user. To get to a Linux directory while in Powershell, try something like. From inside of a Docker container, how do I connect to the localhost of the machine? I mainly followed these instructions to install Ubuntu 20.04-LTS using WSL2 and prepare everything that dockerd is running inside this instance. 14: curl#6 - "Could not resolve host: mirrorlist.centos.org; Unknown error". ){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 Unfortunately if you want to run docker from WSL (not using Docker Desktop) this will be the only way to use volumes. Now, how to run dockerd and docker without copy&paste IP address in command line nor VSCode. and run docker build with --add-host=host.docker.internal:host-gateway, I can see that I can ping the host from the container, but the container cannot seem to ping any external ip, even the cloudflare dns 1.1.1.1 or google's 8.8.8.8. c:\bin\docker -H tcp://172.20.5.64 run --rm hello-world. Or, alternatively, pull it directly from the GitHub package repository with: To start playing with it and see how Windows Containers are built. Does the command wsl --set-default-version 2 work? With docker, it is possible to mount a host system's directory or files in the container. I'm curious why you'd use a custom script to start dockerd rather than just using service docker start? Templates let you quickly answer FAQs or store snippets for re-use. On Fedora, you will additionally need to passwd myusername and enter the password you want to use. There should be several lines of info, warnings related to tls, and the like, with something like API listen on 172.20.5.64:2375 at the end. For instance, you may want to create a script ~/bin/docker-service so that you can run docker-service only when you want, manually. You certainly already heard about the licensing changes for Docker Desktop. 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. Also note that a boot command in /etc/wsl.conf is only available on Windows 11. Use this image for your development process (developing, building and testing applications). I also tried another custom docker with a fresh VANILLA minecraft install. Assuming you have Windows build 18980 or later: simply add a user section to /etc/wsl.conf. It was a miserable experience. I love POSIX as well, but I don't have a choice. 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. They can still re-publish the post if they are not suspended. code of conduct because it is harassing, offensive or spammy. Docker on Windows without Hyper-V | by Chris | poweruser.blog Write Sign up Sign In 500 Apologies, but something went wrong on our end. DEV Community A constructive and inclusive social network for software developers. I have a Dockerfile that builds a Windows container with a development environment for the Nim programming language. Installing Docker can be heavy-weight and add more than expected to your system. The builder is the oldest and slowest, but gets the job done. Is it possible to create a concave light? Weird -- containerd is already installed on mine; I can update the instructions accordingly. iptables v1.6.0. from a Windows terminal, my environment contains DOCKER_HOST=tcp://127.0.0.1:2375. I suggest using the configuration file /etc/docker/daemon.json to set dockerd launch parameters. 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. If I exec into the running container then DNS is not working. 0.0.1 |awk '{ print $2 }' | cut -f2 -d: More information about the setup, my NAS and Disks are less then a year old and in perfect condition. Below one works fine in ubantu In WSL2 change the service config to additionally expose the Docker Daemon on localhost: On Windows create a new context for the WSL host via PowerShell: Now you can easily run Windows and Linux containers simultaneously without switching like in Docker Desktop: You may not even need Docker Desktop if youre a poweruser not using the GUI. It just needs to be in a place that has permissions so that your user can write to it. My understanding of the inner-workings of WSL is still rudimentary. Add iptables false (as mentioned in the article). It might be worth mentioning that as of a few months ago, the default WSL2 install (Ubuntu) can be configured to support systemd with a two-line config file. 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. Watch out for the networking bridge installed by Docker, it can conflict with other private networks using the same private IP range. What!??? 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. We can continue to develop with containers without Docker Workstation. can you provide an example? Startup is intentionally being slowed down to show this message host="tcp://169.254.255.121:2375" Very clever. Here is what I get: $ update-alternatives --config iptables There are 2 choices for the alternative iptables (providing /usr/sbin/iptables). I had heard at Microsoft Ignite that Docker was super excited to partner with Microsoft to develop the Docker Engine for Windows Server. I suspect that most, however, will want to switch to iptables legacy. Windows Subsystem for Linux 2 sports an actual Linux kernel, supporting real Linux containers and Docker. Get:1 deb.debian.org/debian stretch/main amd64 iptables amd64 1.6.0+snapshot20161117-6 [288 kB] You are at the right place. BTW I solved this issue switching from Debian to Ubuntu as WSL2 distro. Two ways to obtain this access: In other words, unless you want to utilize sudo or root access every time, add your user to the Docker group, named docker: Then close that WSL window, and launch WSL again. Is it known that BQP is not contained within NP? The steps to create and run containers on Windows Server using Docker can be summarized as follows: 1. In a windows terminal (Windows Power Shell) , launch : sudo dockerd -H `ifconfig eth0 | grep -E "([0-9]{1,3}. Trying to get started If you want a more generalized "if this is wsl, then set the socket pro-actively" then you may prefer the following, which simply check for the existence of a /mnt/wsl directory and sets the docker socket if so: If configured as above, I recommend always running docker from wsl. 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, '$(wslpath -a . So I added some sleuthing to the Dockerfile: FROM centos:7 RUN cat /etc/resolv.conf && ping -v -c2 host.docker.internal && ping -v -c2 1.1.1.1 && ping -v google.com && ping -v mirrorlist.centos.org RUN echo "timeout=30" >> /etc/yum.conf && cat /etc/yum.conf && yum -y install httpd. Success? Exactly, this is very unfortunate but currently only linux has a standalone daemon, Windows and MacOS have to install Docker Desktop to get a native daemon. If _nicolas_louis_ is not suspended, they can still re-publish their posts from their dashboard. For this please install the Windows Store Version of WSL and afterwards enable systemd in the distro settings and reboot the WSL distro.. Now re-enter WSL to have systemd available and install Docker normally like explained in the docs. Never miss out on developer content you need to maintain a healthy developer career. For communication over the socket, privileged access is required. You may never look back. Redefined, https://download.docker.com/linux/${ID}/gpg, Ubuntu on WSL2 : in Microsoft Store Ubuntu 20.04 LTS, Docker extension for VSCode : directly from Visual Code Extensions Marketplace. sudo nano /etc/resolv.conf I also tried the itzg/minecraft-server with the proper tags. And further emphasis on the optional nature of the /mnt/wsl/shared-docker socket directory. Unflagging bowmanjd will restore default visibility to their posts. I had in mind to make my existing toolchains still working (VSCode, Visual Studio). ){3}[0-9]{1,3}" | grep -v 127.0.0.1 |awk '{ print $2 }' | cut -f2 -d: Does anybody has a equivalent command for Alpine? What does not work is binding or mounting volumes to local directories, which used to work, when Docker Desktop was installed. Built on Forem the open source software that powers DEV and other inclusive communities. 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" You should see docker when you run the command groups to list group memberships. May I suggest 36257. Just run wsl --set-default-version 2, and re install your linux distribution. I make games in my free time. Then we remove/unlink the old file, and create a new one. Before proceeding, let's note that Docker Desktop is amazing. How can Docker Desktop mount Windows Volumes? I honestly haven't tried this with older versions of Debian. It will become hidden in your post, but will still be visible via the comment's permalink. Connect and share knowledge within a single location that is structured and easy to search. sudo dockerd -H ifconfig eth0 | grep -E "([0-9]{1,3}. If you are getting started with Windows Container development, one option is to install Docker Desktop. WARN[2021-11-06T15:39:08.509628200+05:30] Binding to an IP address, even on localhost, can also give access to scripts run in a browser. Another option may eventually be Rancher Desktop if they add Windows support, but it is currently limited to Linux containers. Sometimes you need this simple as that. Thanks for your help! I was able to fix it with adding | head -n 1 at the end, so final command would look like: You need to escape the dot (.) Not the answer you're looking for? I'm not sure what happened to the previous reply: $ dpkg -S /usr/sbin/iptables-legacy Is there a way to make Windows paths work in my current scenario? Then in the elevated PowerShell run: This will register the service, start it, and then exit the elevated Administrator shell. After walking through the steps in this article, you should now have a working and potentially auto-launched dockerd, shared Docker socket, and conveniently configured docker command. I really liked how your turned windows into a linux by adding a c:\bin dir :). Hi, you can use the variable DOCKER_HOST to specify the way you want to connect to docked : unix://, tcp://, ssh://. Made with love and Ruby on Rails. 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 Run Computer Management as an administrator and navigate to Local Users* and Groups > Groups > docker-users. Refresh the page, check Medium 's site status, or find something interesting to read. To configure dockeraccess module, open another elevated PowerShell: Enable the elevated PowerShell to make changes. One is to expose dockerd over a TCP Port, or, better yet, set up an SSH server in WSL and connect that way. ibb.co/yQGVZ18 We are doing magic with Windows 10, Ubuntu on WSL2, docker builder cli for windows and a little elbow grease. Unless I missed a step above, when I got to "update-alternatives --config iptables" it's still broke on my system. Working with Windows Containers without Docker Desktop from PowerShell. This is because all Windows accounts use the same VM to build and run containers. 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. 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. dpkg-query: no path found matching pattern /usr/sbin/iptables-legacy Create a file called startDocker.ps1 at your location of choice and save the following script inside it: start-service -Name com.docker.service start C:\'Program Files'\Docker\Docker\'Docker Desktop.exe' This article attempts to explore such a process and options along the way. Constantly learning to develop software. You have to remove the daemon.json if you want to use args command line. 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. You could also make a batch file with the appropriate command in it. 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. How to copy files from host to Docker container? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Do you have iptables installed? If not, first make sure that sudo is installed. I think spending some money for that is perfectly fine regarding the value Docker Desktop is providing to you. In particular you should specify paths in WSL, usually your C:/ drive is mounted in WSL under \mnt\c. This is a very useful tool, to say the least. Then, select the Images tab inside the Container extension under Container Host.
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