Docker bash not working

Docker bash not working. Jul 4, 2021 · I have Docker Desktop for Windows and Git (including Git Bash) installed on my computer. This works: docker exec -it my_container sh -c "echo a && echo b" This doesn't work: docker exec -it my_container "echo a && echo b" Options Jan 31, 2018 · Only newer docker versions have the magical string host-gateway, that converts to the docker default bridge network ip (or host's virtual IP when using docker desktop). Here is what worked for me sometime back and now it does not work anymore: docker run --rm -it postgres bash The above command opens a bash inside the postgres container. It never has. service nginx start and from another tab I can see it is working as intended (also in my browser): Feb 23, 2016 · Indeed, "the docker will not be Up state" because you do not provide any command, then the bash is run, but as there is no tty nor stdin nor stdout then bash exits. The most common reason why a Docker container is not accessible is because it is not But we also don't want to change existing scripts that work on normal machines just so that they work in docker, which doesn't need the sudo. I had similar issue. Tip. However, when I run the script from the host through docker exec -i -t container-name /run. docker exec -it containerId bash Mar 18, 2024 · Here, we’ll log in to the container with a basic command line interpreter (/bin/sh). OCI runtime exec failed: exec failed: container_linux. Jun 8, 2017 · Another thing to be careful about is that after every FROM statement, all the ARGs get collected and are no longer available. Even apt-get, wget will not work. The host may be local or remote. This is the result: It seems like what helps one user does not work for the other. Reproduce Open WSL prompt. A chained or a quoted command doesn't work. Share. g. I have Hyper-V checked and WSL installed and running. Jul 31, 2017 · You should rather use docker logs containerid to see the output of your code. You will need to add the following commands to get bash: RUN apk update && apk add bash If you're using Alpine 3. 2), Bash command line completions have stopped working. 1 Linux. bash -c 'source /script. /script. the exec'ed command did not exist, not the directory. 27. ie. Oct 5, 2021 · Download the docker bash completion the completions will not work if the docker daemon is not bound to the default communication port/socket If the docker May 11, 2015 · Sample start: docker exec -it <containername> /bin/bash; Quit: type exit; Pro: Does work on all containers (not depending on CMD/Entrypoint) Contra: Creates a new process with own session and own environment-vars; Option 2: Attach to the already running bash (better) Sample start: docker attach --detach-keys ctrl-d <containername> Quit: use Mar 25, 2018 · I already installed Docker for windows. See the POSIX spec for the dot command, which is the portable equivalent. yml file to form a single command to execute; the bash -c instruction just gets passed as additional parameters to your . – Jun 19, 2017 · Clearly it's running but when I docker exec -it 15f3bfef906f bash. 2, docker-compose. Here are some of the most common reasons and how to troubleshoot them: The container is not running. If the container is not running, you won’t be able to connect to Jul 10, 2021 · As chepner commented (earlier answer), . Type docker . 29. Neither can be used for general development. go:345: starting container process caused "chdir to cwd (\"/home/oracle\") set in config. 1 host. For me yum package manager worked. Jun 8, 2016 · Please forgive me as I am very much new to docker and learning. go:175: exec user process caused "no such file or directory". rpm (e. With Docker Desktop version 4. the whole line will be treated as the command to exec', rather than the first item, with the remaining being passed as arguments to exec'ed command. 0 (and persisting through 4. Learn more Explore Teams Feb 20, 2023 · If the environment variables are incorrect, it can cause Docker Compose exec bash to fail. Oct 14, 2022 · Unfortunately, your link has been broken (or it might be inaccessible from Iran). 0. yml file you want to execute the command with. docker run -p 4000:3000 --name 'your_container_name' 'your_image_name' start the container and see the port using the below command on your cmd or terminal. 10. Disregard. The below commands can be used to reproduce the issue. Net application. 3+ then you can just do: RUN apk add --no-cache bash To keep the docker image size small. Jan 5, 2018 · source is a bash extension; your shell is not bash. How to Fix Docker Compose Exec Bash Not Working. This syntax will work - you'll see exactly the same outcome except that port mapping will actually work. However, if you have other containers running, that may not be the option. This page describes how to troubleshoot and debug the daemon if you run into issues. If you do not find a solution in troubleshooting, browse the GitHub repositories or create a new issue: docker/for-mac; docker/for-win; docker/for-linux; Diagnose from the app Alpine docker image doesn't have bash installed by default. If you want to change the shell that's used for the container runtime, you can add CMD ["/bin/bash"] to your Dockerfile in order to change the container default executable to /bin/bash. And since sh is not bash, there shouldn't be a bash tag on this question; bash isn't involved in it anywhere. docker exec -it <containerId> /bin/sh -c "pkill -INT -f 'start\. But if I switch to Windows Containers, Docker starts without any problems. Instead, we can define a dummy bash script to replace sudo, which just executes the arguments without elevating permissions, and is only defined inside the docker image. There are a few different reasons why a Docker container might not be accessible on localhost. I attach to them using “docker attach ” However, in the attached shell, I am not Jul 12, 2015 · All the docker: start | restart | stop | rm --force | kill commands may not work if the container is stuck. 0-34-generic. Further below is another answer which works in docker v23. . This is a dirty hack, not a solution. If I attach to an already running container using docker container attach --sig-proxy=false mycontainer CTRL-C will detach without stopping the container. docker-desktop is used to run the Docker engine dockerd, while docker-desktop-data stores containers and images. docker run --name MyContainer -p 8080:80 MyImage Oct 30, 2019 · Inside container (in docker, not in VM), by default these are not installed. Diagnose. Change it to "docker exec -t" and it'll work fine. The command runs in the default working directory of the container. is print due to not execute docker info correctly when execute that script. && docker run gilani/trollo Sending build context to Docker daemon 126 kB Step 1 : FROM vault:latest ---> 1f127f53f8b5 Step 2 : MAINTAINER Amin Shah Gilani <[email protected]> ---> Using cache ---> 86b885ca1c81 Aug 10, 2021 · docker info > /dev/null 2>&1 # Ensure that Docker is running if [ $? -ne 0 ]; then echo "Docker is not running. Next, using the Alpine Package Keeper (apk), we can install bash into the container core utilities. 17. Running . 8 DOCKER_OPTS="–dns 8. Means the curl will download a script, and the log Docker is not running. But docker issue 9299 illustrates that TERM doesn't seem to be set right away, forcing the users to open another bash with: docker exec -ti test env TERM=xterm-256color bash -l May 8, 2016 · if you have many docker-compose files, you have to add the specific docker-compose. docker start 90e does not seem to do anything. May 13, 2019 · The SHELL command only modifies the shell that is used to execute the instructions inside the Dockerfile. Quoting everything passed to the container breaks things - ie. docker exec containerId bash means you want to get to a bash process inside the container. sh (which was "endless"), here is the part of the code that was changed: Apr 14, 2016 · The command “systemctl status” is not working. Troubleshooting the Docker daemon. You can run commands, inspect the filesystem, and even install new software inside the container, all from the comfort of your Bash shell. You can test running: docker run --rm --add-host=host. Make sure your script is executable (run chmod +x Script. bash_profile. 04 cat /etc/hosts, then see if it works and show the ip in the hosts file (there should be a line like 172. you need to run a shell first. The message will be this: 'docker' is not recognized as an interna docker run --name MyContainer MyImage -p 8080:80 will create container MyContainer from MyImage without issue. sudo docker exec -it --user root oracle18se /bin/bash I get. " exit 1 fi . docker exec -it <containerId> /bin/sh -c "kill -INT <script pid>" Some shell implementations in docker might ignore the Now available on Stack Overflow for Teams! AI features where you work: search, IDE, and chat. 7) Linux. If you run for instance docker run -d ubuntu nc -l 1445 then the container will stay up. Please guide me. Tags have two components, separated by a colon. The following Dockerfile : FROM ubuntu:12. Nov 27, 2023 · The problem is that after installing it, docker seems to be ok, but the docker daemon is not working. docker port <your_container_name> Dec 20, 2021 · The shell from which I wanted to run docker-compose exec was lacking these envvars. 10 ---> b750fe79269d Step 2 : RUN mkdir Docker runs processes in isolated containers. If you’re running into issues with Docker Compose exec bash not working, the first thing to do is to make sure the container is running. This command would execute and end immediately as you have not specified the interactive and the tty flags. When I did IP forward sysctl -w net. Surprisingly running exec bash, envvars were using the values defined in the docker-compose up command's shell, not in the docker-compose exec bash shell. . sh && …', or you could even go so far as to avoid bashisms (like source) entirely, and instead opt to only ever use valid POSIX equivalents, e. internal:host-gateway ubuntu:18. Jan 15, 2015 · I'm using Docker on MacOSX (with Boot2Docker). sh and it seems to work fine when running it on ubuntu but when I run it on Windows using Git Bash I Apr 15, 2014 · cd is not a command - but a shell built-in - ie. I can execute what commands I want on that. I also tried entering it directly. 10 RUN mkdir tmp123 RUN cd tmp123 RUN pwd has the output : Uploading context 10240 bytes Step 1 : FROM ubuntu:12. You can always restart the docker daemon. It is part of red-hat. Feb 11, 2024 · Description Upon upgrading to 4. The command must be an executable. My VM is running on Ubuntu 17. As you are not root, so defintely the docker info could not be Sep 17, 2022 · Host machine - Lenovo Flex 5 - AMD Ryzen 7 Windows 11 Home 64 bit Docker Desktop 4. deb (e. In this guide, we’ll explore the potential causes of this error and provide step-by-step solutions to resolve it on Linux systems. docker-compose -f < specific docker-compose. Dec 29, 2015 · Docker & Virtualbox seem to have an issue with mounting a volume outside of the /Users directory. Ubuntu) and . Issue resolved! The problem was my WSL Ubuntu distro installed without DNS configuration so name resolution wasn’t working, that plus I had to install my companies web proxy certificate to get github and other basic supporting packages working before moving on the docker commands. To run docker daemon on Linux (from CLI), run: $ sudo service docker start # Ubuntu/Debian Note: Skip the $ character when copy and pasting. To send a signal to the script you could use. ). You can turn on debugging on the daemon to learn about the runtime activity of the daemon and to aid in troubleshooting. windows-subsystem-for-linux; docker-machine; docker-daemon; May 10, 2017 · then you can do port-mapping in docker to your web app. This makes it easier to refer to in the future. ENTRYPOINT ["dotnet", "MyWeb. This is a popular Linux container image that uses Alpine Linux, a lightweight, minimal Linux distribution. When you execute docker run, the container process that runs is isolated in that it has its own file system, its own networking, and its own isolated process tree separate from the host. When I issue “systemctl status” I get results “Failed to get D-Bus connection: operation not permitted. To install vim, use this command Jan 6, 2017 · After updating my ubuntu to 5. The docker command works in the Command Prompt and in Powershell, but not in Git Bash. sh is the shell form of the RUN instruction, which will execute /bin/sh -c <command>. Although there is not enough evidence of which Linux OS you are trying to use, a solution is provided as follow work under . Press <tab>. ” Jul 17, 2015 · I can also get a bash instance (through docker exec -i -t container-name bash) in the container and run the script successfully (note that by default I have su privileges when I get the bash). Once I defined them, it ran successfully. sh the script runs but does not provide the outcome that it May 7, 2016 · Fixing your PATH, changing permissions, and making sure you are running as the appropriate docker user are all good things, but that's not enough. Use docker run to create a new container using the new image, specifying the command you want to run. 12. My container is on CentOS 7. log". The first part sets the image name, while the second usually denotes its version. sh. Jan 19, 2022 · The problem was that I wasn't running the script asynchronous, and bash was waiting to end the tail command at the end of install. ipv4. yml version 3. (Thanks to comment from @sprkysnrky) The info in this answer is helpful, thank you. 8". sh). Jul 25, 2021 · CTRL+C sends a signal to docker running on that console. My ENTRYPOINT script doesn't execute and throws standard_init_linux. sh'" Or include echo "my PID: $$" on your script and send. These suffixes tell Docker to relabel file objects on the shared volumes. bash_profile is sourced (itis an interactive shell), since bash_prompt is called by . Dec 6, 2023 · Running a Bash shell inside a Docker container allows you to interact with the container in real time, making it a powerful tool for debugging and development. I can run images from Docker Hub. Dec 17, 2019 · sudo docker exec -it -u 0 oracle18se /bin/bash or . Fedora) package managers. (Using docker-compose version 1. Also don't use the root directory as working directory. Oct 20, 2016 · In this troubleshooting guide aimed at people new to Docker, you’ll troubleshoot problems when building Docker images, resolve naming collisions when running containers, and fix issues that come up when communication between containers. 30 and earlier, Docker Desktop installed two special-purpose internal Linux distros docker-desktop and docker-desktop-data. when I type docker --version command in Command prompt, it doesn't recognize it at all. Oct 20, 2016 · We just covered the most common issues you may encounter when working with Docker containers, from building images to deploying a network of containers. If your script is being run by the sh shell, but you want bash, the proper solution is either to have the sh process invoke bash as a one-off, e. Jan 11, 2021 · You mention in a comment that your Dockerfile sets. According to your edit, this doesn't work for you, however, I just tried it with exactly the same command (changed the image to ubuntu though) and it works. This would get you the interactive login you're looking for. The only way to fix the issue is to delete the docker machine image, properly set the /Users/yourname directory as the share folder in Virtualbox and create a new docker machine image. This command creates a new Docker container from the official alpine image. 8. Be careful with multi-stage builds. apt-get update -y apt-get install -y iputils-ping Chances are you don't need ping on your image, and just want to use it for testing purposes. sudo docker exec -it oracle18se /bin/bash Aug 31, 2024 · The -t in the command tags your image with a given name (my-website:v1). Add this to your Dockerfile: Apr 25, 2024 · docker run -d--name container-name alpine watch "date >> /var/log/date. yml, here the command will be Troubleshooting Docker Container Not Accessible on Localhost. docker run -t -i -p 81:80 myImage /bin/bash and from here I can start the service. Use the following commnand instead. 0 (85629) I can start/run containers from Docker Desktop and connect to them with the integrated CLI from there. But the -p 8080:80 part will be silently ignored and your port mapping won't work. Aug 24, 2022 · RUN /Script. What you can do is: ps aux | grep <<container id>> | awk '{print $1 $2}' The output contains: <<user>><<process id>> Feb 10, 2015 · docker run --dns 8. 04 and I am using Latest docker-engine and docker cli Apr 16, 2017 · I want to do a ps command in a docker container derived from Debian official Docker hub repository: $ docker run -ti debian:wheezy /bin/bash root@51afd6b09af8:/# ps bash: ps: command not found Dec 31, 2023 · docker compus up -d. The z option tells Docker that two containers share the volume content. dll"] This is combined with the command: from the docker-compose. Here, I will run "bash": docker run -it image_name bash. To execute the script directly use the exec array form instead: RUN ["/Script. A container is a process which runs on a host. I am then unable to switch back to Linux Containers. But, it works in Ubuntu and it is installed by default like apt-get. Yum is not part of Debian or ubuntu. json failed: permission denied": unknown If I do. Docker has a --debug flag which is intended mainly for Docker developers. As a result, Docker labels Apr 6, 2021 · Steps to reproduce: Install Docker and try to run Linux Containers. ip_forward=1 I am able to ping but still yum command is not working. You can reuse ARG with omitted default value inside FROM to get through this problem: By default, Docker does not change the labels set by the OS. On install, Docker fails to start (with Linux Containers). Expected behavior Pre May 2, 2017 · I would expect this to be running with port 81->80 but it is not. sh"]. Update it to use it as below. The issue starts when I Start/Run containers through my terminal. However, when I try to run one of my own images like this: docker run -P mylocalimage or. docker run -d --name=my_nginxtemp nginx docker exec -i -t my_nginxtemp bash docker commit my_nginxtemp my_nginx My Host is Ubuntu 16. Why so? Doesn't Work $ docker build -t gilani/trollo . On RedHat/CentOS, run: sudo systemctl start docker. To change the label in the container context, you can add either of two suffixes :z or :Z to the volume mount. It's going to continue failing because you are using "docker exec -it", which tells docker to use an interactive shell. Thanks Sep 22, 2020 · I want to override the entrypoint and run arbitrary commands but this is not working for me: docker run -it --entrypoint /bin/bash myimage bash -c "echo aaaa &" I get /bin/bash: /bin/bash: cannot execute binary file Nov 16, 2017 · So I am running a script that calls: docker-compose run --rm web sh /data/bin/install_test_db. – Users with a paid Docker subscription can use this option to send a support request. docker Oct 6, 2016 · Docker images are pretty minimal, but you can install ping in your official ubuntu docker image via:. docker run -P mylocalimage bin/a3-write-back or I get: docker "env: can't execute 'bash': No such file or directory" Mar 19, 2024 · However, encountering the error message “Bash: Docker: Command Not Found” can be frustrating, especially when you’re trying to work with Docker containers. after various attempts to resolve it, My final solution was to downgrade docker to the previous working version. docker. However, if want to know more about Docker internals, try running Docker commands in debug mode for more verbose output: Oct 31, 2016 · As I mentioned in the comments, docker stop sends a SIGTERM. I have also tried with below steps (to reset network settings) pkill docker iptables -t nat -F ifconfig docker0 down brctl delbr docker0 docker -d. yml> exec postgres bash For example if you want to run the command with a docker-compose file called local. dnip zhfprbi ppbsuvp rtexa cfsexc dtbb zizs fuzw hckuiu fdhftu