![]() ![]() With Docker installed on your system, you can begin leveraging container technology for application development and deployment. Installing Docker on Ubuntu 20 is a straightforward process that should not take more than a few minutes to complete. You can start building and deploying Docker containers on your system. If the command runs successfully, the installation of Docker on Ubuntu 20 is complete. You should see output similar to the follow: sudo apt-get install -y docker-ce sudo systemctl status docker docker: Cannot. Once the installation of Docker on Ubuntu 20 is complete, the next step is to create a simple container using this command: docker run hello-world └─856 /usr/bin/dockerd -H fd:// -containerd=/run/containerd/containerd.sock Loaded: loaded (/lib/systemd/system/rvice enabled vendor preset: enabled)Īctive: active (running) since Mon 14:45:19 UTC 1min 14s ago rvice - Docker Application Container Engine.If the output looks something like this, the installation of Docker on Ubuntu 20 is successful: The output of this command should show that Docker is active and running. This can be done by running the following command: sudo systemctl status docker Once the installation is complete, the next step is to check if Docker is working properly. This can be done by running the following command: sudo apt update sudo apt install -y docker-ce Once the repository has been added to the system, the next step is to install Docker. This can be done by running the following command: sudo add-apt-repository "deb $(lsb_release -cs) stable" This can be done by running the following command: curl -fsSL | sudo apt-key add -Īfter adding the repository, the next step is adding the repository to the system. Once the system is updated, the next step is adding the official Docker repository to the system. FROM docker/compose:1.25.5 WORKDIR /app ENTRYPOINT '/bin/sh' 2) When running it, mount the docker sock. ![]() I am using the official compose image, so you also have docker-compose. Here is a simple working setup: 1) Create a dockerfile with docker CLI installed. Sudo apt install -y apt-transport-https ca-certificates curl gnupg2 software-properties-common When running docker in docker, the container must use the docker engine on your host. This can be done by running the following commands: sudo apt update ![]() Before beginning, it is important to make sure that the system is updated and that all required dependencies are installed. You can install Docker on Ubuntu 20 in a few steps. It is widely used for application development and deployment, and it can be used in various other contexts as well. Docker is a popular container technology that allows you to deploy applications and services quickly. ![]()
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