playbook.yaml

---
- name: Install Kubernetes
  hosts: localhost
  become: yes
  vars:
    k8s_version: 1.25
    os: "xUbuntu_22.04"
  tasks:
    - name: Update all packages to their latest version
      apt:
        name: "*"
        state: latest
        update_cache: yes
    - name: Download gpg keys
      get_url:
        url: "https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/{{ os }}/Release.key"
        dest: /etc/apt/trusted.gpg.d/libcontainers-archive-keyring.asc
        mode: '0644'
        force: true
    - name: Download gpg key
      get_url:
        url: "https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable:/cri-o:/{{ k8s_version }}/{{ os }}/Release.key"
        dest: /etc/apt/trusted.gpg.d/libcontainers-crio-archive-keyring.asc
        mode: '0644'
        force: true
    - name: Add CRI-O Repository
      apt_repository:
        repo: "deb [signed-by=/etc/apt/trusted.gpg.d/libcontainers-archive-keyring.asc] https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/{{ os }}/ /"
        state: present
        filename: devel:kubic:libcontainers:stable.list
    - name: Add CRI-O Repository
      apt_repository:
        repo: "deb [signed-by=/etc/apt/trusted.gpg.d/libcontainers-crio-archive-keyring.asc] https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable:/cri-o:/{{ k8s_version }}/{{ os }}/ /"
        state: present
        filename: "devel:kubic:libcontainers:stable:cri-o:{{ k8s_version }}.list"
    - name: Install CRI-O
      apt:
        name:
          - cri-o
          - cri-o-runc
        state: present
    - name: Load Kernel modules
      modprobe:
        name: overlay
        state: present
    - name: Load Kernel modules
      modprobe:
        name: br_netfilter
        state: present
    - name: Create Kernel module load config file
      copy:
        dest: /etc/modules-load.d/k8s.conf
        content: |
          overlay
          br_netfilter
    - name: Set sysconfig
      ansible.posix.sysctl:
        name: net.ipv4.ip_forward
        value: '1'
        sysctl_set: yes
    - name: Set sysconfig
      ansible.posix.sysctl:
        name: net.bridge.bridge-nf-call-iptables
        value: '1'
        sysctl_set: yes
    - name: Set sysconfig
      ansible.posix.sysctl:
        name: net.bridge.bridge-nf-call-ip6tables
        value: '1'
        sysctl_set: yes
    - name: Install CRI-O
      apt:
        name:
          - apt-transport-https
          - ca-certificates
          - curl
        state: present
    - name: Download gpg key
      get_url:
        url: "https://packages.cloud.google.com/apt/doc/apt-key.gpg"
        dest: /etc/apt/trusted.gpg.d/kubernetes-archive-keyring.gpg
        mode: '0644'
        force: true
    - name: Add K8S Repository
      apt_repository:
        repo: "deb [signed-by=/etc/apt/trusted.gpg.d/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main"
        state: present
        filename: kubernetes.list
    - name: Install K8s packages
      apt:
        name:
          - "kubectl"
          - "kubeadm"
          - "kubelet"
        state: present
    - name: Make sure a service unit is running
      systemd:
        state: started
        name: crio