4 vagrant is to create kubernetes cluster using kubeadm.
5 kubernetes installation by kubeadm can be refered to
6 https://kubernetes.io/docs/getting-started-guides/kubeadm
11 sudo apt-get install -y virtualbox
12 wget --no-check-certificate https://releases.hashicorp.com/vagrant/1.8.6/vagrant_1.8.6_x86_64.deb
13 sudo dpkg -i vagrant_1.8.6_x86_64.deb