Learn OpenShift

Using the Docker command line

In order to start using Docker CLI, you need to configure and bring up a Vagrant VM. If you are using macOS, the configuration process using Vagrant will look like this:

$ mkdir vagrant; cd vagrant$ cat VagrantfileVagrant.configure(2) do |config| config.vm.box = "centos/7" config.vm.hostname = 'node1.example.com' config.vm.network "private_network", type: "dhcp" config.vm.provision "shell", inline: "groupadd docker; usermod -aG docker vagrant; yum install docker -y; systemctl enable docker; systemctl start docker"end$ vagrant up $ vagrant ssh