Popular lifehacks

Can we install software in docker container?

Can we install software in docker container?

As you have root privilege here, you can install any software you like, /usr/bin. Do not install software in /workdir in the Docker container, as the /workdir is a directory mounted from the host system. Sometime, a software could take a long time to install.

How do I see what packages are installed in a docker container?

1. List packages installed in container

  1. Alpine-based containers. Use apk info -vv command: docker exec -i apk info -vv | sort.
  2. Debian & Ubuntu – based containers. Use dpkg -l command: docker exec -i dpkg -l.
  3. RHEL, CentOS and Fedora – based containers.

How do I run an application inside a docker container?

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Packaging Windows apps as Docker images to run in containers is straightforward – here’s the 5-step guide.

  1. Choose Your Base Image.
  2. Install Dependencies.
  3. Deploy the Application.
  4. Configure the Entrypoint.
  5. Add a Healthcheck.

How do I add a file to a container?

First, set the path in your localhost to where the file is stored. Next set the path in your docker container to where you want to store the file inside your docker container. Then copy the file which you want to store in your docker container with the help of CP command.

How do you install a container?

To install the Docker container platform you need the root access rights for the host system.

  1. Switch to root with the command.
  2. Run the repository update.
  3. Install everything that is needed to complete the next steps.
  4. Verify that you have the fingerprint key.
  5. Run the repository update.

What is apt-get in docker?

Running apt-get The first is running apt-get upgrade . This will update all your packages to their latests versions — which is bad because it prevents your Dockerfile from creating consistent, immutable builds. Another issue is with running apt-get update in a different line than running your apt-get install command.

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How do I install a specific version of docker?

Here the answer to how to install the desired docker version:

  1. Update the apt package index sudo apt-get update.
  2. To install a specific version of Docker Engine – Community, list the available versions in the repo, then select and install apt-cache madison docker-ce.

How do I copy files to a Docker container?

Solution

  1. To copy a file from the local file system to a container, run the command for Docker container or Kubernetes pod, respectively: docker cp :
  2. To copy a file from the container to the local file system, use: docker cp :

How do you edit a file in a Docker container?

Here are the steps for editing files in a container

  1. Find the container id of a running container.
  2. Login inside the docker container using CONTAINER ID.
  3. Update the package manager.
  4. Install the required package vi, nano, vim etc.
  5. Edit the file using either vim or nano.
  6. Install vim editor along with dockerfile.