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Step 1:
> mkdir docker
> cd docker
> vagrant box add bento/centos-7.2
> vagrant init
Step 2: Copy and paste the following content in ‘vagrantfile’
# -*- mode: ruby -*-
# vi: set ft=ruby :
VAGRANTFILE_API_VERSION = “2”
ENV[‘VAGRANT_DEFAULT_PROVIDER’] = ‘virtualbox’
HOST_IP = “192.168.10.40”
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
config.vm.define “dockerServer1” do |dockerServer1|
dockerServer1.vm.hostname = “dockerServer1.rnstech.com”
dockerServer1.vm.box = “bento/centos-7.2“
dockerServer1.vm.box_url = “bento/centos-7.2“
dockerServer1.vm.network :forwarded_port, guest: 8080, host: 8080dockerServer1.vm.provider :virtualbox do |vb|
vb.customize [ ‘modifyvm’, :id, ‘–memory’, ‘2048’ ]
vb.customize [ ‘modifyvm’, :id, ‘–cpus’, ‘4’ ]
end
dockerServer1.vm.network :forwarded_port, guest: 8080, host: 8080dockerServer1.vm.provider :virtualbox do |vb|
vb.customize [ ‘modifyvm’, :id, ‘–memory’, ‘2048’ ]
vb.customize [ ‘modifyvm’, :id, ‘–cpus’, ‘4’ ]
end
dockerServer1.vm.network :private_network,
ip: HOST_IP,
netmask: ‘255.255.255.0’
dockerServer1.vm.provision “shell”, inline: <<-SHELL
yum install -y update
yum install -y docker
systemctl start docker
docker info
systemctl enable docker
SHELL
end
end
Step 3:
> vagrant up
> vagrant ssh dockerServer1
> sudo docker info