Add Ansible support

Add support for running Ansible playbook to configure VMs with packages necessary to turn up Kubernetes using kubeadm

Signed-off-by: Scott Lowe <scott.lowe@scottlowe.org>

kubernetes/kubeadm-vagrant/Vagrantfile

@@ -66,4 +66,9 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       end # srv.vm.provider 'virtualbox'
     end # config.vm.define
   end # machines.each
+
+  # Configure the VM using Ansible
+  config.vm.provision 'ansible' do |ansible|
+    ansible.playbook = 'ansible.yml'
+  end # config.vm.provision
 end # Vagrant.configure

kubernetes/kubeadm-vagrant/ansible.cfg

@@ -0,0 +1,5 @@
+[defaults]
+inventory = .vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory
+private_key_file = ~/.vagrant.d/insecure_private_key
+remote_user = vagrant
+host_key_checking = False

kubernetes/kubeadm-vagrant/ansible.yml

@@ -0,0 +1,42 @@
+---
+- hosts: "all"
+  become: true
+  remote_user: "vagrant"
+  gather_facts: false
+
+  tasks:
+  - name: "Install Python"
+    raw: "apt-get -y -q install python"
+
+  - name: "Gather facts"
+    setup:
+
+  - name: "Install Kubernetes APT Key"
+    apt_key:
+      url: "https://packages.cloud.google.com/apt/doc/apt-key.gpg"
+      state: "present"
+    tags:
+      - manager
+      - worker
+
+  - name: "Add Kubernetes repository for Ubuntu Xenial"
+    apt_repository:
+      repo: "deb http://apt.kubernetes.io/ kubernetes-xenial main"
+      state: "present"
+      update_cache: "yes"
+    tags:
+      - manager
+      - worker
+
+  - name: "Install packages for Docker and Kubernetes"
+    apt:
+      name: "{{ item }}"
+      state: "present"
+    with_items:
+      - "docker.io"
+      - "kubectl"
+      - "kubelet"
+      - "kubeadm"
+    tags:
+      - manager
+      - node