Docker Engine is the host on which the Docker is installed, and containers are spun. Docker utilizes OS-level virtualization to spin up containers. With the help of this software, programmers can develop, ship, and execute their code as a container anywhere, like on-prem or public cloud. Check to see whether the change was honored by reviewing the output of netstat to confirm dockerd is listening on the configured port.Docker is an open platform tool that offers a container run time environment. Set the hosts array in the /etc/docker/daemon.json to connect to the UNIX socket and an IP address, as follows: Reload the systemctl configuration.Ĭheck to see whether the change was honored by reviewing the output of netstat to confirm dockerd is listening on the configured port.Ĭonfiguring remote access with daemon.json Add or modify the following lines, substituting your own values.ĮxecStart=/usr/bin/dockerd -H fd:// -H tcp://127.0.0.1:2375 Use the command sudo systemctl edit rvice to open an override file for rvice in a text editor. When the container runs, it prints a message and exits.Ĭonfiguring remote access with systemd unit file This command downloads a test image and runs it in a container. Verify that you can run docker commands without sudo. On Linux, you can also run the following command to activate the changes to groups: On a desktop Linux environment such as X Windows, log out of your session completely and then log back in. If testing on a virtual machine, it may be necessary to restart the virtual machine for changes to take effect. Log out and log back in so that your group membership is re-evaluated. Verify that Docker Engine is installed correctly by running the hello-world image. $ sudo apt-get install docker-ce docker-ce-cli containerd.io Update the apt package index, and install the latest version of Docker Engine and containerd, or go to the next step to install a specific version: $(lsb_release -cs) stable" | sudo tee /etc/apt//docker.list > /dev/null Use the following command to set up the stable repository. $ curl -fsSL | sudo gpg -dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg $ sudo apt-get install ca-certificates curl gnupg lsb-release Update the apt package index and install packages to allow apt to use a repository over HTTPS:
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