Added basic setup for master and certification material

install_kubernetes.yml

@@ -0,0 +1,68 @@
+- name: Install prerequisits
+  apt:
+    name: "{{ item }}"
+    update_cache: true
+  loop:
+    - apt-transport-https
+    - ca-certificates
+    - curl
+
+- name: Enable modules
+  community.general.modprobe:
+    name: "{{ item }}"
+    state: present
+  loop:
+    - overlay
+    - br_netfilter
+
+- name: Enable modules persistantly
+  lineinfile:
+    path: /etc/modules
+    line: "{{ item }}"
+    state: present
+    insertafter: EOF
+  loop:
+    - overlay
+    - br_netfilter
+
+- name: Set br_netfilter sysctl parameters
+  ansible.posix.sysctl:
+    name: "{{ item }}"
+    state: present
+    value: '1'
+    sysctl_set: true
+    sysctl_file: /etc/sysctl.d/99-kubernetes-cri.conf
+  loop:
+    - net.bridge.bridge-nf-call-iptables
+    - net.ipv4.ip_forward
+    - net.bridge.bridge-nf-call-ip6tables
+
+- name: Install kubernetes repo key
+  apt_key:
+    url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
+    state: present
+
+- name: Install kubernetes repo 
+  apt_repository: 
+    repo: "deb https://apt.kubernetes.io/ kubernetes-xenial main"
+    state: present
+    filename: kubernetes
+
+- name: Install kubeadm
+  apt:
+    name: "{{ item }}"
+    allow_downgrade: true
+    state: present
+  loop:
+    - "kubectl=1.22.1-00"
+    - "kubelet=1.22.1-00"
+    - "kubeadm=1.22.1-00"
+
+- name: Hold kubeadm
+  dpkg_selections:
+    name: "{{ item }}"
+    selection: hold
+  loop:
+    - kubeadm
+    - kubelet
+    - kubectl