Shell into running docker container

Shell into running docker container. You don't need to modify the image to use Docker Debug. docker export [container name] | gzip -c > mycontainer. For example, suppose you have a Pod named my-pod, and the Pod has two containers named main-app and helper-app. When you are done the container can be discarded to erase any changes that were made. Apr 25, 2024 · If you need to start an interactive shell inside a Docker Container, perhaps to explore the filesystem or debug running processes, use docker exec with the -i and -t flags. My initial attempt was this - Create run. 1 0. May 16, 2023 · Gaining shell access to a running Docker container is a straightforward process. gzip -dc mycontainer. Note that to start a shell process in a running container, we use docker exec instead of docker run. 1. c -o docker-enter sudo . Now I'm not sure how to achieve that, here is the contents of /proc/self/cgroup inside the container: A: Docker Compose Interactive Shell (or `docker-compose-shell`) is a tool that allows you to run a shell inside a running Docker container. For example, the following docker run command runs a container based on the Alpine Linux official image and starts an interactive session inside the container using an sh shell prompt: docker run -it alpine sh Aug 27, 2024 · Access Docker Containers with docker exec. To do so, you can follow the official Docker installation guide based on your operating system. com dockerfile/ Mar 2, 2017 · The -i flag tells docker to keep stdin open (so you can enter commands). When the container runs, all files it writes into the /logs folder will be saved in this volume, outside of the container. To easily get a debug shell into any container, use docker debug. Oct 9, 2019 · First thing, you are not allocating tty in the docker run command and the docker container dies soon after converting files. Per @eltonStoneman's advice: docker exec -it <container_id> bash; Now your docker terminal is showing an interactive terminal to the container. One key reason for Docker‘s popularity is that containers package up everything an app needs to run isolated from the host environment. By this approach you can restrict the user to not enter into your docker container and Image either through these commands. save({foo: "bar"}) Next restart your container: docker restart example-mongo Sep 24, 2014 · With centos in a docker container, I just type 'docker attach container ID' and it takes me to the shell prompt, where i can install and configure nginx. RUN rm -rf bin/bash bin/sh If you run this image with docker run -it --rm -p 80:80 --name test apache, you can then examine the container's processes with docker exec, or docker top, and then ask the script to stop Apache: $ docker exec -it test ps aux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 1 0. Jun 7, 2024 · Discover the steps to access and navigate the Docker shell into containers using the command line interface and Docker Desktop for seamless container management. For example, to start a Bash shell in a container named my_nginx: docker exec -it my_nginx bash. psql -h localhost -U postgres -d postgres you will see postgres=# meaning you have connected \dt; //This will show the list of tables in DB select * from "User"; docker exec container_name_or_ID bash -c "<linux command>" Depending upon the type of shell available within the container, the command may differ on a case-by-case basis. To run the commands you’ll see in this section, you must have Docker already installed on your system. 15 0. One way could be to do docker ps and then getting the Container Id, but that won't be dynamic. >$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES e53bff8bebfc login-arm64:1. – Nov 30, 2022 · On the other hand, we can also access the database by logging into the container. For example, list files in a directory and then leave the container: docker exec container_id ls -la Sep 15, 2014 · RUN apt-get update \ && apt-get install -y sudo RUN adduser --disabled-password --gecos '' docker RUN adduser docker sudo RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers USER docker # this is where I was running into problems with the other approaches RUN sudo apt-get update Oct 8, 2022 · You can access the shell of a container by modifying the docker exec command with a few arguments. Sep 19, 2023 · Opening a shell when a Pod has more than one container. com Mar 19, 2024 · Learn how to connect to a shell of a running Docker container and how to start containers interactively Oct 4, 2019 · Get a Shell to a Container. Inside your container just run python manage. If you want to run a docker container with a certain image and a specified command, you can do it in this fashion: docker run -it -d --name container_name image_name bash. Paste the following command Mar 3, 2015 · Here are a couple different methods A) Use docker exec (easiest). -t ssh-container docker run -d -p 2222:22 ssh-container. The docker exec command is useful for connecting to already running containers, but you can also instruct Docker to start a container and open a shell session right away by using the -it flag in a docker run command. Accessing a Container’s Shell Using Docker Exec. If you're not sure if a command exited properly or not, run $?: Say a container is called jovial_morse then you can get an interactive, pseudo-TTY bash shell by running: docker exec -it jovial_morse bash Log into a running container with a specific user. Now you can execute commands using the shell. It is very helpful if you want to see what is happening inside the container. When running containers, you often want to run commands in order to have access to a Shell instance or to start a CLI to manage your servers. Import your container on an external system. Monitoring Logs Aug 30, 2019 · # Get a shell, as root, in a running container docker exec -it -u 0 container_name /bin/sh # Launch a new container, running a root shell, on some image docker run --rm -it -u 0 --entrypoint /bin/sh image_name # Get an interactive shell with unrestricted root access to the host # filesystem (cd /host/var/lib/docker) docker run --rm -it -v Oct 2, 2023 · When managing Docker containers, you may need to connect to a running container. 0. Start VS Code with the docker extension. 我们还可以使用 docker container attach 命令连接到正在运行的容器。这允许我们使用容器的 ID 将终端 Mar 27, 2016 · After running docker-compose up; Check the name of the container using docker ps -a; Choose the container name you want to open an interactive bash shell for; Run docker exec -it containerName bash; Your terminal should now be in the bash shell of the container and you can interact with its content. No docker run or anything like that. The volume will be managed by Docker; you can see it by running docker volumes ls. When you inspect or connect to a Docker container’s shell, you can debug logs, ensure the container is running as expected, execute arbitrary commands, and verify it’s reachable by other containers. But running using the ECS, i cant get this log. 0 4448 692 ? For example, to get a shell into your web container you might run docker-compose run web /bin/bash To run a series of commands, you must wrap them in a single command using a shell. . If you have to, you can arguably use them even in production (which defeats the purpose of increased security - such as hiding environment variables and protecting scripted apps code). It allows you to interact with your applications and perform necessary debugging or management tasks. Aug 26, 2020 · docker run -d repository docker run -d repository:tag docker run -d image_id Then you can check your container is running using. Then, you can use Save and close the file. Shell into the running container using any / all of the following methods: docker exec -it Oct 12, 2015 · My container is already stopped. Containers are isolated from each other and provide a fresh slate to work with, though containers can also be set up to talk to each other. Analysts predict over 55% of global organizations will employ containerized applications by 2022. The above command will create a new container with the specified name from the specified docker image. This is why you often see docker run some_image /bin/bash to run a bash shell in the container. Apr 5, 2020 · Google's distroless images have versions tagged debug, which contain busybox executable (with sh bundled in). cg7fltcu3wfe7ixtnqzg8myy1 >$ docker exec -it e53bff8bebfc bash root@e53bff8bebfc:/# Dec 28, 2014 · fig will create a docker container with a different name than the one used in the fig. gz | docker import - [container name] Run the container. Nov 12, 2021 · docker run. If not, you need to install it first. Plus, you can bring along your favorite debugging tools in its customizable toolbox. 0 "/bin/sh -c 'node ser" 27 seconds ago Up 25 seconds login. Then you can open a shell in the container with: docker exec -it custom-container-name /bin/bash Examples Attach to and detach from a running container. 0:80->80/tcp, 443/tcp yiialkalmi_nginx_1 53577722df71 yiialkalmi_php "php-fpm" 18 hours ago Up 3 hours 9000/tcp yiialkalmi_php_1 40e39bd0329a postgres:latest "/docker-entrypoint Dec 24, 2019 · 34. Here, the docker exec command creates a BASH session with the running container and keeps the STDIN open in both attached and detached mode. docker run -it test /bin/sh See full list on cloudytuts. This is useful when you want to manually invoke an executable that's separate to the container's main process. Jan 30, 2023 · 现在我们已经进入了 Docker 容器，我们可以在容器中运行各种命令。键入 exit 命令并从该模式按回车键返回主终端。 使用 docker container attach 进入 Docker 容器的 Shell. That's a full replacement of the CMD, not appending more values to it. For example: docker-compose run <name in yml> sh -c '<command 1> && <command 2> && <command 3>' docker container run test-container Now that you have a functioning Docker container, you need to push it to an Amazon ECR repository. 4. Click Add for Container Arg to add a container argument. Here is main process of container Here is main process of container #!/bin/bash cd /home/docker exec pdf2pdfocr. Running Commands In Containers To run a command in a container, you'll needs its container ID, unless you've set up a specific name for that container. -u, --user Mar 16, 2021 · The issue of persistent mutations is solved by ensuring that the connection is to an ephemeral container, not to the underlying host running the container. Here’s how to start a new shell session inside a container. If you docker run without attaching a tty, and only call bash, then bash finds nothing to do, and it exits. Sometimes this is called "entering the container" as all commands are executed inside the container. 3 or newer supports the command exec that behave similar to nsenter. This can be useful for debugging or troubleshooting problems, or for running commands that require access to the container’s filesystem. py shell Description. Dec 9, 2021 · I’ have been given a task which I am failing miserable to crack. docker run -it --user nobody busybox For docker attach or docker exec: Nov 30, 2022 · docker run --name mycontainer -d myimage docker exec -it mycontainer bash You can also spawn a container and jump right into a shell. ssh user_name@server_ip_address. Simply add the option --user <user> to change to another user when you start the docker container. docker run -d shykes/pybuilder bin/bash I see that the container has exited: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES d6c45e8cc5f0 shykes/pybuilder:latest "bin/bash" 41 minutes ago Exited (0) 2 seconds ago clever_bardeen Jan 7, 2015 · If I have a docker container that I started a while back, what is the best way to set an environment variable in that running container? I set an environment variable initially when I ran the run command. Step 2: And then you enter the shell of your running Docker container in interactive mode like this: docker exec -it container_ID_or_name /bin/bash. The most common way to get shell access inside Docker containers is using docker exec. The exec command will allow us to execute a command into the running container, while the -it tag will enable us to open the container interactively. sudo docker exec -t -i {container_name} bash Run the container allocating a pseudo-TTY (option -t). docker run --name mycontainer --rm --entrypoint="" myimage echo "Hello, World!" So I'm trying to run the following shell script which requires the container id/name of the container (in which the script would be run) dynamically. Sep 7, 2016 · You can jump in a Swarm node and list the docker containers running using: docker container ls That will give you the container name in a format similar to: containername. e. Run a cmd into a crashing container to prevent exit: docker run -dit docker/image cmd. Docker Debug is a replacement for debugging with docker exec. docker exec -it container_id /bin/bash. 1 Linux. If you delete the container and start a new container using the same volume, the files will still be there. Jan 6, 2020 · I am trying to create a shell script for setting up a docker container. 3. /docker-enter <short-container-id> Nice that I dont have to get the full ID like with lxc-attach -n Codebase is short enough that one can scan the entirety quickly to look for anything malicious. What I've Whereas the docker export answer in the linked duplicate really is operating without running the container at all, and -- unlike the answer here -- works even if the container doesn't have sh or ls executables inside it. docker run -it <container_name> <image_name> /bin/bash and get an interactive bash shell. Jul 18, 2018 · I want to write a shell script that enters into a running docker container, edits a specific file and then exits it. These are - Using the Docker run command to run a container and access its shell. To attach multiple shell sessions to a container, or simply as an alternative, you can use exec. Sep 30, 2016 · Get the image running as a container in the background: docker run -d -it <image_id> Tip: docker ps will show the container_id that you just fired up from said image. As stated in the official Docker documentation “the -it instructs Docker to allocate a pseudo-TTY connected to the container’s stdin”. This command can run new process in already running container (container must have PID 1 process running already). If you do not need an interactive shell, you can also use the docker attach command to connect the host's stdin and stdout to the running container and execute remote commands. Look under both CONTAINER ID and NAMES, either will work. tar will get automatically extracted to /tmp/ folder. You will be able to run all Django's manage. Similarly, you can enter a container's shell and run Linux commands in it. This new functionality, dubbed ECS Exec, allows users to either run an interactive shell or a single command against a container. Similarly, we’re using the -it flags here to start the shell process in interactive mode. Mar 18, 2024 · $ docker exec -it <container-name> /bin/sh. You can attach to a running container. sh file. This enormous growth stems from the […]. Nov 4, 2021 · Docker provides tools for running commands and even entire shells inside containers. 5 days ago · You can run a command in a container using docker exec my-container my-command. To see how the exec command works and how it can be used to enter the container shell, first, start a new container. Export your container. Accessing Docker Shell Using the Docker Command Line. q5k89uctyx27zmntkcfooh68f bash Jun 20, 2019 · Remote shell. I’ve been given a container called 46e which has to be started with a docker start 46e. Sep 28, 2023 · Using the Docker run command. Further below is another answer which works in docker v23. My script file looks like: #!bin/bash docker run -t -i -p 5902:5902 --name "mycontainer" --privileged myImage:new /bin/bash 'host': Run the container in the Docker host's cgroup namespace 'private': Run the container in its own private cgroup namespace '': Use the cgroup namespace as configured by the default-cgroupns-mode option on the daemon (default)--cidfile: Write the container ID to the file--cpu-count: CPU count (Windows only)--cpu-percent: CPU percent Jun 16, 2015 · I successfully shelled to a Docker container using: docker exec -i -t 69f1711a205e bash Now I need to edit file and I don't have any editors inside: root@69f1711a205e:/# nano bash: nano: command Aug 1, 2017 · One way I've found to keep containers running is to use the -d option like so: docker run -dt --name custom-container-name --hostname custom-hostname image-name That should start it running as a daemon in the background. That said, you can SSH into a Docker container using Docker's built-in docker exec. Feb 2, 2024 · We will use the docker exec command alongside the -it tag to enter into the container, interact with the files, or perform some debugging. To get the most out of this feature-packed command, refer to the docker run documentation. There is a open and download option for each file, very nice. Breaking this down: If the volume log-data doesn't exist, Docker will automatically create it for you. When it comes to accessing the Docker Shell, one of the key methods is through the Docker Command Line interface. Teleport for secure SSH Aug 1, 2014 · I want to ssh or bash into a running docker container. It could be sh instead of bash too. Aug 3, 2014 · With that, you can run 'sudo docker run -it <image-name>' without specifying the command. example --link my-mysql:mysql -d spencercooley/wordpress I'm trying to connect to a running container or start a new container in interactive mode with the bash shell -- not the sh shell. The -i flag keeps input open to the container, and the -t flag creates a pseudo-terminal to which the shell can attach. Add some data to Mongo: use test-db db. q5k89uctyx27zmntkcfooh68f You can then use the regular exec option to run commands on it: docker container exec -it containername. The docker container create (or shorthand: docker create) command creates a new container from the specified image, without starting it. That's because by default, a container is non-interactive, and a shell that runs in non-interactive mode expects a script to run. The -t flag allocates a pseudo-tty. This command allows you to interact with the container in real-time, making it a powerful tool for debugging and development. Introducing Docker Debug. docker exec-i -t < container > < shell > This is as close as it gets to connecting to a Docker container with SSH. Apr 5, 2018 · How to run /bin/bash in a docker container that was started with the -d option, for example: sudo docker run -P --name test-cnt3 -d base-tst:0. 1? I really need a console in the container and I already despaired of running it Sep 23, 2015 · docker run your_image arg1 arg2 will replace the value of CMD with arg1 arg2. You can use it or just the 2/3 first characters to go into your container using: docker exec -it container_id /bin/bash May 8, 2016 · Here the containers: docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 315567db2dff yiialkalmi_nginx "nginx -g 'daemon off" 18 hours ago Up 3 hours 0. To start and detach at once I use docker container start mycontainer;docker container attach --sig-proxy=false mycontainer. Then running the psql command in the running container with docker exec -ti NAME_OF_CONTAINER psql -U YOUR_POSTGRES_USERNAME. That’s why I said in the beginning that you don’t really need SSH. Jun 8, 2016 · To run Postgres on Docker. The container name is optional. May 11, 2015 · To exec into a running container named test, below is the following commands. py commands. tar. ‌. Use -d to run the container in detached mode. 01 For example, while typical debug approaches like docker exec -it my-app bash may not work on a slim container, docker debug will work. It’s important to remember that any changes you make inside the container will be lost once the container is removed unless those changes are in a volume. yml file. For example: $ oc attach example-1-e1337 --container app. I got it working by finding the container name with docker ps and looking at the NAMES column. I was wondering if there was any facility that docker might provide for this. Check the Docker Hub for details on the application you want to install to verify which variables that particular application requires. Any commands that you run using the interactive shell are running inside the container. Use docker ps to find the names you can use. gz. Here's how you can SSH into a running container and why you should think twice before you do. To have this kind of approach after all your build step add this command at the end of your build stage. The username must exists in the container. In above dockerfile, the website content in testsite. demos. If you have an existing Amazon ECR repository, you can skip this step. In its most basic form, the command requires only one argument, i. It can also be used with flags, such as docker run -it ubuntu bash. An ENTRYPOINT will not be overridden by a command appended to the docker run command (but can be overridden with a --entrypoint option). Exiting a Dec 19, 2023 · Method 2: Use docker exec Command. Apr 9, 2020 · I open an interactive shell into a docker container like so. Here’s a simple example: docker run -it ubuntu bash. Founded in 2010 by Solomon Hykes, Docker is a containerization platform that provides features in order to install, deploy, start and stop containers. Jul 28, 2013 · Not tested example: 1) run container with nginx logs in data volume: docker run -v /var/log/nginx -name somename imagename command; 2) run another container to view the data volume content: docker run -volumes-from somename -i -t busybox /bin/sh. and mounts it into the container. docker exec -it container_id /bin/sh And now you have a shell in your running container. SSH allows for secure, encrypted communication between two devices, making it an essential tool On ubuntu had to run sudo apt-get build-essential -y gcc docker-enter. Then, the entire site will move to the Nginx root directory /var/www/html/ and the expose 80 will open port 80 so that the website will be available normally. docker exec -it container_id bash or. Using the container id: docker exec -i -t c8a9cf1a1fa8 /bin/bash Using the container's name: docker exec -i -t graceful_hopper /bin/bash exec will run a program within a container, in this case /bin/bash (a shell, presumably one the container has). docker ps docker ps gives you a container ID. If you need a true interactive shell in a container, you can open a remote shell with the oc rsh command as Feb 2, 2023 · To access a container shell prompt, use Docker commands such as docker run, docker exec, and docker attach. Nov 3, 2023 · Over the past decade, Docker has rapidly grown in popularity and become the industry standard for container technology. We’ve seen the demonstration of the former in the previous section, and we’ll demonstrate the latter in this section. docker run -e POSTGRES_PASSWORD=mysecretpassword -d -p 5432:5432 --name my_oistgres_container postgres To connect with Postgres DB running inside the Docker. With it, you can get a shell into any container or image, even slim ones, without modifications. Aug 23, 2015 · Exec into your docker container: make a HTTP request to localhost:8080 to ask the python server running shell scripts with popen, run a curl or writing code to Aug 31, 2023 · Click Add for Container CMD to add a command. Mar 14, 2022 · The SSH method works fine for Docker containers, too. Add the -it flag if you need interactive access. If the user provides the path to a shell instead of a specific command, docker exec enables shell access to the container. When creating a container, the Docker daemon creates a writeable container layer over the specified image and prepares it for running the specified command. Then i can make docker logs id. This was one of […] Apr 4, 2020 · You can now drop into your Docker image and start interactively running commands! docker run -it my-image bash # you can also run # docker run -it my-image:latest bash. 3K. 04 $ sudo docker ps CONTAINER ID IMAGE Aug 24, 2021 · SSH is one of the most-used commands in a sysadmin's toolbox but it's not commonly seen alongside Docker. This one is easier: docker. This command builds a container using the Dockerfile and tags it with the name ssh-container. Using the Docker start command and attach a shell to a stopped container. Please, see example: $ sudo docker run -d webserver webserver is clean image from ubuntu:14. 2) Another way would be to define an ENTRYPOINT in a similar way. Using the Docker exec command to run commands in an active container. This still does not open a shell in the container, but it does run commands directly. Dec 6, 2023 · The 'docker run bash' command is used to start a new Docker container and run a Bash shell inside it. This command lets you launch new processes inside running containers. Where the <container-name> should be replaced with either the container name or container ID. docker run -it <container_name> <image_name> or. Before diving into specifics on docker exec, it‘s useful to understand what factors are driving increased demand for orchestrating shell scripts in containers: Surging adoption of Docker and containerization – Containers usage is skyrocketing, with over 90% of organizations now running containers in production according to Red Hat in 2022 . py "$@" You can't run docker exec nginx:alpine sh to open a shell in a container based on the nginx:alpine image, because docker exec expects a container identifier (name or ID), not an image. We’ll use the official MySQL image: docker container run --name my_mysql -d mysql. Enter the Container Environment Variables. This is a long hex string which you can find from the Docker process listing: docker ps. Jun 12, 2017 · Run docker exec -it --user desired_user your_container bash Running this command has similar effect then runing ssh to remote server - after you run this command you will be inside container's bash terminal. Mar 24, 2022 · # start a container $ docker run --name nginx --rm -p 8080:80 -d nginx # create and connect to a bash shell in the container $ docker exec -it nginx bash root@a84ad71521b1:/# You can exit the current shell by pressing control + d or typing exit . Hope this helps. Mar 21, 2023 · Try the Docker Run Lab for free: Docker Run Lab. The docker exec command allows you to run commands inside a running container. Aug 6, 2021 · Predominantly, there are 3 ways to access the shell of a running container. While the image used by a container is not an identifier for the container, you find out the IDs of containers using an image by using the --filter flag. , an image reference that Docker uses as a template for building and running a container: docker run [image] For example, executing the following command runs a container based on the hello-world image: docker run Aug 11, 2023 · To use this Dockerfile, build the container using the docker build command, then run the container using docker run. Docker version 1. Here’s an example: docker build . Step 1: SSH into your remote Linux server (if you are running the container in a remote system). From here, one by one, you can start debugging your RUN commands to see what went wrong. docker exec executes a user-specified command inside a running container. Nov 1, 2016 · I guess I could look at /proc file system directly, but at that point, I might as well docker cp netstat into the container and execute it. Major companies like Google, Microsoft, and Amazon rely on Docker for packaging and deploying applications at massive scale. Using the cmd line doing, docker run -d image, it returns me the container id. docker exec container_name_or_ID bash Oct 2, 2014 · I created a container with -d so it's not interactive. This provides predictable, portable environments […] Oct 5, 2015 · You can run the interactive mongo shell by running the following command: docker run -it -p 28000:27017 --name mongoContainer mongo:latest mongosh Otherwise, if your container is already running, you can use the exec command: docker exec -it mongoContainer mongosh Mar 16, 2021 · Today, we are announcing the ability for all Amazon ECS users including developers and operators to “exec” into a container running inside a task deployed on either Amazon EC2 or AWS Fargate. The above commands will get you inside the docker container shell, container_id is the id if the container which we got using the docker ps command. Important Note: Aug 19, 2023 · To change the content of the file we first need to get into the container shell using the below command. You can use the docker exec command, SSH into a running Docker container, or get a shell to the container. $ docker run --name my-wordpress -e VIRTUAL_HOST=domain. docker exec -it test /bin/bash If the container has bourne shell and most of the cases it's present . I really cant get the container id. 06 0. docker (exec or run) -it (container id) bash or sh. Not all applications use environment variables. Mar 2, 2016 · For docker run:. Sharing files using volumes May 7, 2014 · [Updated1] I have a shell which will change TCP kernel parameters in some functions, but now I need to make this shell run in Docker container, that means, the shell need to know it is running inside a container and stop configuring the kernel. If a Pod has more than one container, use --container or -c to specify a container in the kubectl exec command. Jul 11, 2024 · docker run is an alias for the docker container run command. Nov 26, 2017 · Yes, works perfect with Windows containers too. I want to run: docker exec -it <container_name> /bin/bash or. If you want to enter a container as a specific user, you can set it with -u or --user parameter. Should You Use SSH With Docker Containers? SSH-ing into a Docker container is generally a bad practice which you should avoid. Feb 4, 2024 · This is where the ability to SSH (Secure Shell) into running Docker containers becomes invaluable. command creates a new Docker volume called mongo-data. docker run --name mycontainer --rm --entrypoint="" -it myimage bash Or, you can run a single command inside the container and then exit. With docker debug you can get a debug shell into any container or image, even if they don't contain a shell. Dec 27, 2023 · As Docker continues its rapid growth – with over 13 million estimated users as of 2022 – containers have revolutionized the way developers build, share and run applications. If I attach to an already running container using docker container attach --sig-proxy=false mycontainer CTRL-C will detach without stopping the container. The following example starts an Alpine container running top in detached mode, then attaches to the container; $ docker run -d --name topdemo alpine top -b $ docker attach topdemo Mem: 2395856K used, 5638884K free, 2328K shrd, 61904K buff, 1524264K cached CPU: 0% usr 0% sys 0% nic 99% idle 0% io 0% irq 0% sirq Load average: 0. Sep 24, 2015 · Create and run your docker container. To start an interactive shell for the Ubuntu image we can run: ole@T:~$ docker run -it --rm ubuntu root@1a6721e1fb64:/# ls bin boot dev etc home lib lib64 media mnt opt proc root run How to run docker container. If the container has bash shell. This lets you drop into a shell by running docker exec -it my-container sh. rfox djw zorqy unxr ybbdem khbfb ltip jkuxq flebrd hctsz