This completes the Docker and Docker-Compose installation tutorial. Verify the Docker Compose installation: $ docker-compose version Upgrade Python packages: $ yum upgrade python*
Next, install Docker Compose: $ pip install docker-compose Install python-pip: $ yum install -y python-pip Install dependencies for Docker Compose: $ yum install epel-release # List Docker containers (running, all, all in quiet mode) #ĭocker container ls -aq Step 4 - Install Docker Compose If it were still running, you would not need the -all option: # docker container ls -allĬONTAINER ID IMAGE COMMAND CREATED STATUSĥ4f4984ed6a8 hello-world "/hello" 20 seconds ago Exited (0) 19 seconds ago Summary of docker commands used in our tutorial.
List the hello-world container (spawned by the image) which exits after displaying its message. List the hello-world image that was downloaded to your machine: # docker image ls This message shows that your installation appears to be working correctly. Status: Downloaded newer image for hello-world:latest Test that your installation works by running the simple Docker image, hello-world: # docker run hello-world Run docker info (or docker version) to view more details of docker # docker info To test the version of docker installed, run below command: # docker -version Script to install docker-ce on centos 7 Raw installdockercentos7. Verify status of Docker service: $ systemctl status docker Step 2 -Check Docker version Start the Docker service: $ systemctl start docker Set Docker to start automatically at boot time: $ systemctl enable docker Install docker-ce: $ yum install docker-ceĪdd your user to the docker group: $ usermod -aG docker $(whoami) Install dependencies: $ yum install -y yum-utils device-mapper-persistent-data lvm2Ĭonfigure the docker-ce repo: $ sudo yum-config-manager -add-repo
You must have Docker version v20.10.13 or later. Summary of docker commands used in our tutorial.īefore we install Docker, let’s first update all packages: $ yum update You can install Compose v2 by adding it as a Docker CLI plugin.Update your existing packages: sudo apt update Step 2: Install curl package sudo apt install curl -y Step 3: Download the Latest Docker compose Versionĭocker-compose new stable versions, refer to the official list of releases on GitHub. Docker Compose is yet another useful Docker tool. It allows users to launch, execute, communicate with a single coordinated command. Docker Compose is used for defining and running multi-container Docker applications.
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