This tutorial shows how to install Docker on the Linux machine (CentOS 7).
Check OS
cat /etc/redhat-release
Switch User to super user
sudo su
Update the System
yum update -y
yum install -y yum-utils
yum install -y device-mapper-persistent-data
yum install -y lvm2
Add Docker Repository
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum repolist
Install Docker
yum install -y docker-ce
Add a user to the docker group
usermod -a -G docker user_name
exit
docker version
- To make a user to access docker, you need to log out and log in again.
Start Docker
sudo systemctl enable docker
sudo systemctl start docker
docker image ls
Run a Image and Check the container
docker container run hello-world
docker image ls
docker container ls -a
docker container ps -a
docker container inspect d9605d9e14f0
docker container rm d9605d9e14f0
docker container ls -a
docker image rm hello-world
docker image ls
Stop Docker
sudo systemctl stop docker
Uninstall Docker
sudo yum remove -y docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
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