with all that said: I do sincerely hope that anyone able and/or required to pay for a license actually does so it would be really sad for Docker to have come this far, having influenced so many aspects of "containerization", only to fade into the background because of "suddenly not being free to everybody". ){3}[0-9]{1,3}" | grep -v 127. [sudo] password for jai: There is some socket magic that I don't know by memory because I just keep the command in a gist. My call contains: -v D:\localPath\subPath:/opt/jboss/keycloak/standalone/data . For Alpine or Fedora, use adduser myusername to create a new user. 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. If the upgrade command succeeded, you can skip this section. 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). You can even configure this in Windows Terminal: Second, my recommended method, is to use dockeraccesshelper to enable and configure access to the Docker Service for non-privileged users. But I wanted something truly distro-agnostic. Watch discussions for Docker-related .NET announcements. Dependencies will be installed later, automatically. Interesting What sort of errors are you seeing? Lastly, if you are working behind a proxy and need access to a private container registry, and get an x.509 certificate error with docker login, grab the root certificate of the proxy from your browser (export as base-64) and drop it into the docker certs directory related to your private registry/etc/docker/certs.d/{private_reg_name}:{private_reg_port}/ca.crt (private_reg_port is optional if you're using a standard port). 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. For good reason, Debian uses the more modern nftables, but this means that Docker cannot automatically tweak the Linux firewall. Markus Lippert Connecting to any sort of enterprise-y VPN or WiFi just doesn't work. I know I did before, I'm not sure what I left out - but the iptables-legacy isn't set-able now. How do I align things in the following tabular environment? Microsoft's has step-by-step instructions on how to upgrade to WSL 2. FWIW, I'm also passing the following dns servers to my containers via docker daemon.json: I've tried putting the google and cloudflare dns first in this order, to no avail. Hi Pawel, thank you for your feedback. Yes of course it's installed but not configured to access to WSL2, To do so, click on the icon (?) Well, let's check. It will become hidden in your post, but will still be visible via the comment's permalink. Jonathan, thank you for the incredibly detailed description of setting up Docker for use in WSL2 without Desktop. I had heard at Microsoft Ignite that Docker was super excited to partner with Microsoft to develop the Docker Engine for Windows Server. Windows Subsystem for Linux 2 sports an actual Linux kernel, supporting real Linux containers and Docker. Uninstall . They can still re-publish the post if they are not suspended. Hopefully you will see something like "Version 21H2. DEV Community 2016 - 2023. I'm sure a lot more people will be visiting this page now that Docker has changed their license terms. Additionally, I found this to be helpful for configuring dockerd to start when opening a new terminal (if it hasn't already been started). Thanks for contributing an answer to Stack Overflow! Once unsuspended, _nicolas_louis_ will be able to comment and publish posts again. See more details about the Docker subscription model here. Sometimes, one just needs Docker to work. For some reason I can't get internet connection inside the container. We are doing magic with Windows 10, Ubuntu on WSL2, docker builder cli for windows and a little elbow grease. Then the following, when placed in /etc/docker/daemon.json, will set the docker host to the shared socket: Most Linux distributions use systemd or other init system, but WSL has its own init system. If you think there is another obvious WSL distro that should be considered, feel free to let me know in the comments. failed to load listeners: listen tcp 169.254.255.121:2375: bind: cannot assign requested address, jai@FA057586:~$ wsl Its surprisingly easy! When signed in as the user you set up (try su myusername if you are still root), can you sudo -v without an error? 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. Before doing this, we will need two bits of information: the user id, and the name of the WSL distro. And further emphasis on the optional nature of the /mnt/wsl/shared-docker socket directory. Finally you can check with this command : If you see a # at the first position, the line is commented, run sudo visudo, find the corresponding line and remove the #, save and check again. WARN[2021-11-06T15:39:10.291048100+05:30] Binding to an IP address without --tlsverify is deprecated. 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. For instance, you may want to create a script ~/bin/docker-service so that you can run docker-service only when you want, manually. Get rid of docker desktop. I have written about getting Podman to work on WSL 2. To make it easy to use I have packaged it into a container, so it is easy to deploy with a single docker run. I tried to made some simplifications from the initial article from Jonathan Bowman. ){3}[0-9]{1,3}" | grep -v 127.0.0.1 |awk '{ print $2 }' | cut -f2 -d:`, And you get the IP address, as described before, In the Powershell windows of the terminal, you can run the following command To do so, we just need first to run a powershell script launching dockerd in WSL2 and once dockerd is listening we can simply use the command docker (maintained by Stefan Scherer). Assuming you have Windows build 18980 or later: simply add a user section to /etc/wsl.conf. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Restart WSL engine (restart Lxssmanager service on Windows host), Run WSL prompt as Admin (elevated) and there only run. If this is not a fresh install, and you may have experimented with docker before, then first clear out any residual docker installs: Docker utilizes iptables to implement network isolation. Even after upgrading WSL to 2 and running wsl --set-default-version 2, my distribution was still WSL1 as it was created before the upgrade. Probably not necessary, but on Ubuntu/Debian: Alpine (probably not necessary, but just in case): Alpine: Nothing needed. After this operation, 0 B of additional disk space will be used. Fetched 288 kB in 0s (2,349 kB/s) To learn more, see our tips on writing great answers. For example, Windows 11 Home can use up to 128 GB (gigabytes) of RAM, while Windows 11 Pro supports a maximum of 2 TB ( terabytes) of RAM. Thanks! Pretty sure there is no legacy version because iptables wasn't legacy then. I didn't notice the 9. For communication over the socket, privileged access is required. Under the hood, rancher is managing for you all the complexity of creating a Linux subsystem and configure it to work with docker. 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. If so, read on. Dockerd does work. By default, non-privileged Windows users cannot reach the Docker Service. 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. 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 ! Docker provides the standalone Windows binaries for the Docker Daemon as well as the Docker CLI. 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 Note that DOCKER_DISTRO should be set to the distro you want to have running dockerd. Get:1 deb.debian.org/debian stretch/main amd64 iptables amd64 1.6.0+snapshot20161117-6 [288 kB] How can Docker Desktop mount Windows Volumes? 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. I'm flummoxed. Ip stuff port forwarding etc. For instance, VSCode supports docker in WSL 2. I work on client/server software. If you are using it for work, and your company exceeds a certain size or revenue, then consider paying for a subscription. Make sure the Docker daemon is running, then launch a new Powershell window, and try the hello-world container again. What's the difference between a power rail and a signal line? On Debian or Ubuntu, first temporarily set some OS-specific variables: Then, make sure that apt will trust the repo: ID will be either "ubuntu" or "debian", as appropriate, depending on what is in /etc/os-release. Is it suspicious or odd to stand by the gate of a GA airport watching the planes? Big Thanks to Jonathan Bowman for his article. Success? Most upvoted and relevant comments will be first. sudo apt remove docker docker-engine docker.io containerd runc, curl -fsSL https://download.docker.com/linux/${ID}/gpg | sudo apt-key add -, echo "deb [arch=amd64] https://download.docker.com/linux/${ID} ${VERSION_CODENAME} stable" | sudo tee /etc/apt/sources.list.d/docker.list In all of the above, the principle is the same: you are launching Linux executables, using WSL interoperability. from a Windows terminal, my environment contains DOCKER_HOST=tcp://127.0.0.1:2375. .NET runtime. If you dont need all the GUI and plumbing stuff like me and doing everything via docker run and docker compose anyway, you may dont even need Docker Desktop but can directly run the Docker Daemon and use the CLIs. 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. I've been reading both this and "Install Docker on Windows (WSL) without Docker Desktop". Use this image for your development process (developing, building and testing applications). Then add and update the repo information so that apt will use it in the future: Now we can install the official Docker Engine and client tools: The Docker daemon is a service that Docker requires to be running in the background. For further actions, you may consider blocking this person and/or reporting abuse. If you obtained your Linux distro from the Store, you can likely skip this step, as the default user is already set up. Previously with Docker Desktop we could run docker with -v %cd%/someFolder:/whatever or -v ./someFolder:/whatever, now we have to provide full path , like -v /mnt/c/full/local/path/to/someFolder:/whatever , which is user specific and will not run on team mate's computer Any thoughts how to overcome this ? 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. I do wish it'd change some day. Hi, I have exactly the same issue @bowmanjd can you share any hint about how to get Internet connection working on docker containers running on WSL2?
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