Unless I missed a step above, when I got to "update-alternatives --config iptables" it's still broke on my system. I'm flummoxed. I agree it must be something in iptables too. How to get a Docker container's IP address from the host, Docker: Copying files from Docker container to host. If Kubernetes is enabled in Docker Desktop/WSL2, then why can't we see By default, they each may have a different ID, so a new one is in order. (Depending on your network configuration, you may instead need to access this through http://[WSL IP Address]:8080 which should be obtainable with ifconfig or ip addr). I suspect that most, however, will want to switch to iptables legacy. 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. ){3}[0-9]{1,3}" | grep -v 127.0.0.1 | awk '{ print $2 }' | cut -f2 -d: I am trying to follow the above steps on Alpine and i am not able to figure out the equivalent for launching dockerd to get the ip address. In PowerShell use Scoop to install the Docker static binaries: We now need to enable and start the Docker Service in Windows. I tried to made some simplifications from the initial article from Jonathan Bowman. For Alpine or Fedora, use adduser myusername to create a new user. You should see docker when you run the command groups to list group memberships. Use Podman on Windows to build custom WSL distro images. Have you heard of portainer? Refresh the page, check Medium 's site status, or find something interesting to read. I really liked how your turned windows into a linux by adding a c:\bin dir :). I will definitely try that, and update the article. DNS not working inside Windows Container - Docker Desktop for Windows Windows can do a lot of things linux cant and has a lot of cutting edge hardware support. In the same PowerShell session enter: I don't have a complex use case for it but I think it works. We're a place where coders share, stay up-to-date and grow their careers. Windows Containers requires Windows 10/11 Pro or Enterprise version 1607 or higher. 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. (https://dev.to/_nicolas_louis_/how-to-run-docker-on-windows-without-docker-desktop-hik), I currently start dockerd with "-H tcp://127.0.0.1" and it does work, I can pull images, run containers, build images etc. Is it just to control the shared docker socket location, or are there other reasons? But if the above commands fail to access the package servers, it may be something unique to your network, or your firewall or anti-malware software. sudo: dockerd: command not found, I followed all the steps but unable to run docker on my WSL2 -, sudo dockerd -H ifconfig eth0 | grep -E "([0-9]{1,3}. sudo dockerd. 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 (.) Asking for help, clarification, or responding to other answers. 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. Try entering $profile in a powershell window. I even removed and installed fresh wsl. WARN[2021-10-24T16:24:00.993150800+05:30] grpc: addrConn.createTransport failed to connect to {unix:///var/run/docker/containerd/containerd.sock 0 }. Running VSCode remote containers on windows without docker desktop It requires a small proxy application to make it work though. Again, this step can be skipped if you opt against using a shared directory for the docker socket. Want to buy me coffee? Be safe out there! Just double-checking: are you sure you have iptables installed? If you are not sure what your domain and username are, you can use the whoami command in the PowerShell shell of your non-privileged user, then copy and paste it into the elevated PowerShell: Then exit your elevated PowerShell and return to your non-privileged PowerShell with exit: If we return to the non-privileged PowerShell, we can re-run docker run hello-world:nanoserver: You now have a lightweight environment configured for working with Windows containers using Docker from PowerShell. Success? If _nicolas_louis_ is not suspended, they can still re-publish their posts from their dashboard. then that user has no password set. I got this so I just added "iptables": false to my daemon.json and this error was averted. 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. Installing WSL is explained here or you can use an already existing Ubuntu distribution. 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 you're used to. 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. For more information and to change your decision later, see, # Optionally enable required Windows features if needed, https://download.docker.com/win/static/stable/x86_64/docker-20.10.13.zip, "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu, 's/\ -H\ fd:\/\//\ -H\ fd:\/\/\ -H\ tcp:\/\/127.0.0.1:2375/g', mcr.microsoft.com/windows/nanoserver:1809. Working with Windows Containers without Docker Desktop from PowerShell. We're a place where coders share, stay up-to-date and grow their careers. However, due to both WSL and Docker complexities, a little tender loving care is required to get Docker up and running. If you instead received an error containing something like "Sorry, user myusername may not run sudo" then you may need to follow the steps again, from the beginning. Make sure the Docker daemon is running, then launch a new Powershell window, and try the hello-world container again. host="tcp://169.254.255.121:2375" 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". Under the hood, rancher is managing for you all the complexity of creating a Linux subsystem and configure it to work with docker. I had in mind to make my existing toolchains still working (VSCode, Visual Studio). (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. In a windows terminal (Windows Power Shell) , launch : sudo dockerd -H `ifconfig eth0 | grep -E "([0-9]{1,3}. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, How are you mounting the directories? New to docker containers - Docker Desktop for Windows - Docker Dockerfile and Windows Containers | Microsoft Learn For some reason I can't get internet connection inside the container. 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. failed to start daemon: Error initializing network controller: error obtaining controller instance: failed to create NAT chain DOCKER: iptables failed: iptables -t nat -N DOCKER: iptables v1.8.4 (legacy): can't initialize iptables table `nat': Table does not exist (do you need to insmod?) This is quick and easy but is not advised. I honestly haven't tried this with older versions of Debian. If you dont want to switch between Windows and WSL when running Windows or Linux containers, you can just expose the Docker Daemon in WSL2 and create a context for it. 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. Feel free to try it out. WSL TERMINAL : docker-compose -f docker-compose.yml -f docker-compose.listener.yml up -d --build && docker attach listener Then, let's start an application on the host to handle HTTP message : Full-stack developer, focused on PHP/Laravel and Go fan. Unable to install On-premises data gateway to Docker Container Connect and share knowledge within a single location that is structured and easy to search. One mistake and you can cause irreparable damage to your Windows installation. Uninstall . On removing that, docker can use its default iptables impl and work with Debian Bullseye. For a variety of reasons, network connectivity issues can happen with WSL 2, and tweaking the DNS settings often resolves these problems in my experience. Docker Desktop displays the Docker Desktop - Access Denied error if a Windows user is not part of the docker-users group. rev2023.3.3.43278. 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. Hi, you can use the variable DOCKER_HOST to specify the way you want to connect to docked : unix://, tcp://, ssh://. Best possible hardware drivers by default. But if you, like me, feel that all the added complexity of Docker Desktop is unnecessary, you don't need Windows containers, or you are simply tired of that whale in the system tray taking so long then perhaps you want to run the docker daemon (dockerd) in the WSL distro of your choice and be happy. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. 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. My own .NET rest API runs as expected and so do other containers. But that never worked for me for some reason. To get to a Linux directory while in Powershell, try something like. 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. ){3}[0-9]{1,3}" | grep -v 127.0.0.1 | awk '{ print $2 }' | cut -f2 -d:`. For communication over the socket, privileged access is required. So the reason I use Windows is because that's where the driver support is. Perhaps iptables or your kernel needs to be upgrade. Here is what I get: $ update-alternatives --config iptables To run WSL 2, Windows version 1903 or higher is needed, with Build 18362 or higher. 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. Full-Stack Developer at Elliptic Marketing LLC. Here are the commands: Now youre ready to run Linux containers as well. code of conduct because it is harassing, offensive or spammy. 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. 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. 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" INFO[2021-11-06T15:39:08.506977000+05:30] Starting up If using only one distro, and that distro is Ubuntu, service docker start should work well. Does the command wsl --set-default-version 2 work? dpkg-query: no path found matching pattern /usr/sbin/iptables-legacy, iptables is installed: When I want to stay without Docker Desktop, I need the deamon inside wsl? Choose a number greater than 1000 and less than 65534. Without needing to worry about sockets and ports, a lot of headaches go away. Sometimes, one just needs Docker to work. Note that DOCKER_DISTRO should be set to the distro you want to have running dockerd. Docker on Windows without Docker Desktop volume mounting, https://dev.to/_nicolas_louis_/how-to-run-docker-on-windows-without-docker-desktop-hik, How Intuit democratizes AI development across teams through reusability. Contrary to what the length of this article might suggest, getting Docker working on WSL is fairly simple. The Docker engine includes tools that automate container image creation. The install documentation has two sections. Once suspended, bowmanjd will not be able to comment or publish posts until their suspension is removed. Third, I launch in my distro dockerd with the IP, configures its own guest (rancher-desktop). 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. Of course, if you use Docker without Docker Desktop, as detailed in this article, then this does not apply. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Constantly learning to develop software. Let's make everything new and shiny with one of the following: Upgrading the packages also serves as a network test. 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. 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" I still need to work and discuss with non-dev people, you know. Try the following to see if they are part of the sudo or wheel group: On distros that have a sudo group, such as Ubuntu and Debian, you should see something like sudo:x:27:myusername and on distros that have a wheel group, such as Fedora and Alpine, you should see something like wheel:27:myusername. While you can create container images manually by running the docker commit command, adopting an automated image creation process has many benefits, including: Storing container images as code. At the moment I am stuck at step Launch dockerd and I get this error (image below). 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. Refresh the page, check Medium 's site. On the official Data Gateway documentation it says th. For me, using WSL isn't a choice against Linux, but a choice to use Linux everywhere. Do you want to run a container? 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. Proprietary software, not limited to MS Word and PowerPoint. Trying to understand how to get this basic Fourier Series. It just doesn't set the default links in the install process to be able to switch to the legacy rules. We are doing magic with Windows 10, Ubuntu on WSL2, docker builder cli for windows and a little elbow grease. in the regexp as such: Thanks Nicolas. (Reading database 36399 files and directories currently installed.) I also tried the itzg/minecraft-server with the proper tags. Another option may eventually be Rancher Desktop if they add Windows support, but it is currently limited to Linux containers. I suggest using the configuration file /etc/docker/daemon.json to set dockerd launch parameters. As a next step we also would like to run them simultaneously. Once unsuspended, bowmanjd will be able to comment and publish posts again. , Practice yoga, write code, enjoy life, repeat. I had heard at Microsoft Ignite that Docker was super excited to partner with Microsoft to develop the Docker Engine for Windows Server. I'll share later in a response to this comment. If I run "nslookup www.microsoft.com 192.168..1" then I get an immediate response. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. But please - why did Windows paths work with Docker Desktop before? The following often works, but is not advisable when launching WSL docker from Windows: Instead of doing the above haphazardly, when launching WSL docker from Powershell, two recommendations: Then point your browser to http://localhost:8080, and happiness will result. Same results more or less. If I exec into the running container then DNS is not working. DEV Community A constructive and inclusive social network for software developers. Docker provides the standalone Windows binaries for the Docker Daemon as well as the Docker CLI. Built on Forem the open source software that powers DEV and other inclusive communities. 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}. 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. 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. Assuming you have Windows build 18980 or later: simply add a user section to /etc/wsl.conf. Essentially i run docker, vs code , gpu compute (inside containers too) all on ubuntu wsl2. Templates let you quickly answer FAQs or store snippets for re-use. 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. You are at the right place. I believe there should be nearly a dozen links to other objects there. I tried deleting pid file but i dont have permission for it i tried using sudo systemctl stop docker and then running it but error is still the same. Why do academics stay as adjuncts for years rather than move around? NOTE: If you have any issue with the network, check the following location and edit its nameserver IP to 8.8.8.8:. On your Debian install, what is the result of dpkg -S /usr/sbin/iptables-legacy? Updated on Apr 10, 2022. How to copy files from host to Docker container? The service (dockerd) and client (docker) communicate over a socket and/or a network port. 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. Stefan Scherer is maintaining the project docker-cli-builder on GitHub where we can download the docker.exe command in standalone : Once done, logout from your session and log again I'm not sure what happened to the previous reply: $ dpkg -S /usr/sbin/iptables-legacy Never miss out on developer content you need to maintain a healthy developer career. Unfortunately if you want to run docker from WSL (not using Docker Desktop) this will be the only way to use volumes. The steps to create and run containers on Windows Server using Docker can be summarized as follows: 1. 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. Microsoft's has step-by-step instructions on how to upgrade to WSL 2. For instance, name it docker.bat and place in C:\Windows\system32 or other location included in %PATH%. Chances are, you already know these. Is there a single-word adjective for "having exceptionally strong moral principles"? Once unpublished, this post will become invisible to the public and only accessible to Nicolas Louis. My goal is to use the docker-cli in Windows (docker.exe), but using Linux containers, without the installation of Docker Desktop. Watch discussions for Docker-related .NET announcements. Know a bit of python, php, laravel and other few languages. Run docker-compose up -d to bring all the containers up. Dev Container from a Windows terminal, my environment contains DOCKER_HOST=tcp://127.0.0.1:2375. Pretty sure there is no legacy version because iptables wasn't legacy then. There is some socket magic that I don't know by memory because I just keep the command in a gist. 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. Thanks for keeping DEV Community safe. 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. Thanks for keeping DEV Community safe. Hello, there is a small error in regex provided to get the host's IP address; if the output of ifconfig eth0 returns this: it will match the line starting with "TX packets too". You have to remove the daemon.json if you want to use args command line. Building containers without Docker - Alex Ellis' Blog You simply package each application into a container and run it. I do have one question though. How do I align things in the following tabular environment? Thank you! docker - Is there any way to build and run Windows containers via In fact this is what Docker Desktop is doing, allowing all Windows native applications to use npipe docker context. Reading about what goes on under the hood is an entertaining and informative endeavor, as well. In the original post it says you only need to do this for Debian but not Ubuntu, and I'm using Ubuntu so I skipped that step originally. Looking forward to learning DevOps, though. It is the latest from Microsoft - or so I thought. Fetched 288 kB in 0s (2,349 kB/s) 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. Download Docker Desktop | Docker The choices are running Ubuntu where upgrading every six months shatters your OS so badly you can't work for days or Arch where upgrades often break one of your printer/scanner/Bluetooth. Now I have started using docker desktop again. For example trying to run jboss/keycloak mounting /opt/jboss/keycloak/standalone/data to some local path gives me: which - again - used to work with Docker Desktop, so I do not assume an error in my call. Strange my Debian is so far behind. 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. A hint: ever tried scoop.sh? 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. Another option may eventually be Rancher Desktop if they add Windows support, but it is currently limited to Linux containers. I will comment with more detail in your answer. 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. If and only if you opted to use the shared docker socket in /mnt/wsl/shared-docker as detailed above, first set the DOCKER_HOST environment variable: You should see the "Hello from Docker!" 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. When executing these lines you'll be prompted to enter your distro password (sudo) and I'll see after the log of dockerd. How to run Docker Desktop with Windows Containers on Amazon AWS EC2 Why do many companies reject expired SSL certificates as bugs in bug bounties? To learn more, see our tips on writing great answers. So I wonder if Windows 10 wsl Debian changed - I can't use the update-alternatives --config iptables. Have you managed to mount volumes from windows to docker image running in WSL2 ? If your admin account is different to your user account, add the docker-users group.
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