adding k8s lab setup with vagrant

Author: initcron

kubernetes/vagrant/Vagrantfile

@@ -0,0 +1,48 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant.configure(2) do |config|
+
+  config.vm.box = "ubuntu/xenial64"
+
+  config.vm.define "kube-01" do |kube|
+    kube.vm.hostname = "kube-01"
+    kube.vm.network "private_network", ip: "192.168.12.10"
+    config.vm.provider :virtualbox do |vb|
+       vb.customize ["modifyvm", :id, "--memory", "2048"]
+       vb.customize ["modifyvm", :id, "--cpus", "2"]
+    end  
+    kube.vm.provision "shell", inline: $script
+  end
+ 
+ config.vm.define "kube-02" do |kube|
+    kube.vm.hostname = "kube-02"
+    kube.vm.network "private_network", ip: "192.168.12.11"
+    config.vm.provider :virtualbox do |vb|
+       vb.customize ["modifyvm", :id, "--memory", "2048"]
+       vb.customize ["modifyvm", :id, "--cpus", "1"]
+    end
+    kube.vm.provision "shell", inline: $script
+  end
+
+ config.vm.define "kube-03" do |kube|
+    kube.vm.hostname = "kube-03"
+    kube.vm.network "private_network", ip: "192.168.12.12"
+    config.vm.provider :virtualbox do |vb|
+       vb.customize ["modifyvm", :id, "--memory", "2048"]
+       vb.customize ["modifyvm", :id, "--cpus", "1"]
+    end
+    kube.vm.provision "shell", inline: $script
+  end
+
+$script = <<SCRIPT
+echo I am provisioning...
+sudo cp /vagrant/hosts /etc/hosts
+curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
+sudo cp /vagrant/kubernetes.list /etc/apt/sources.list.d/kubernetes.list
+sudo apt-get update 
+sudo apt-get install -y docker.io kubelet kubeadm kubectl kubernetes-cni
+sudo rm -rf /var/lib/kubelet/*
+SCRIPT
+
+end

kubernetes/vagrant/hosts

@@ -0,0 +1,7 @@
+127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
+::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
+
+192.168.12.10  kube-01
+192.168.12.11  kube-02
+192.168.12.13  kube-03
+

kubernetes/vagrant/kubernetes.list

@@ -0,0 +1,2 @@
+deb http://apt.kubernetes.io/ kubernetes-xenial main
+