11_install_kube_packages.yml

---
- name: Ensure kube packages are installed
  hosts: k8s_nodes
  become: true
  vars_files:
    - vars/k8s_cluster.yml
  tasks:
    - name: Add Kubernetes repository
      ansible.builtin.yum_repository:
        name: kubernetes
        description: Kubernetes repo
        baseurl: "{{ kubernetes.centos.k8s_repo }}"
        gpgcheck: true
        repo_gpgcheck: true
        gpgkey: "{{ kubernetes.centos.k8s_repo_key }}"
        exclude: kubelet kubeadm kubectl
      when: k8s.cluster_os == 'CentOS'

    - name: Ensure required packages for kubetools are installed
      ansible.builtin.apt:
        name:
          - apt-transport-https
          - curl
        state: present
      when: k8s.cluster_os == 'Ubuntu'

    - name: Add kube-repo key
      ansible.builtin.apt_key:
        url: "{{ kubernetes.ubuntu.k8s_repo_key }}"
        keyring: "{{ kubernetes.ubuntu.k8s_repo_keyring }}"
        state: present
      when: k8s.cluster_os == 'Ubuntu'

    - name: Ensure the presence of apt-repo for kubernetes packages
      ansible.builtin.apt_repository:
        repo: "{{ kubernetes.ubuntu.k8s_repo }}"
        filename: "{{ kubernetes.ubuntu.k8s_repo_file }}"
        state: present
      when: k8s.cluster_os == 'Ubuntu'

    - name: Ensure Kubernetes packages are installed
      ansible.builtin.apt:
        name: "{{ kubernetes.packages.k8s_packages }}"
        state: present
      when: k8s.cluster_os == 'Ubuntu'

    - name: Ensure kubelet, kubeadm, kubectl are on hold
      ansible.builtin.dpkg_selections:
        name: "{{ item }}"
        selection: hold
      loop:
        - kubectl
        - kubeadm
        - kubelet
      when: k8s.cluster_os == 'Ubuntu'

    - name: Disable swap # noqa no-changed-when
      ansible.builtin.command: swapoff -a

    - name: Remove swap entry from fstab
      ansible.builtin.lineinfile:
        line: "/dev/mapper/cl-swap swap"
        path: /etc/fstab
        state: absent

    - name: Disable SELinux
      ansible.posix.selinux:
        state: disabled
      register: selinux_output
      notify: Reboot host
      when: k8s.cluster_os == 'CentOS'

    - name: Install kubepackages
      ansible.builtin.yum:
        name: "{{ kubernetes.packages.k8s_packages }}"
        state: present
        disable_excludes: kubernetes
      when: k8s.cluster_os == 'CentOS'

    - name: Install lvm2 for rook support and git for installing rook
      ansible.builtin.yum:
        name:
          - lvm2
          - git
      when:
        - rook_ceph.install_rook
        - k8s.cluster_os == 'CentOS'

    - name: Install lvm2 for rook support and git for installing rook
      ansible.builtin.apt:
        name:
          - lvm2
          - git
      when:
        - rook_ceph.install_rook
        - k8s.cluster_os == 'Ubuntu'

    - name: Enable kubelet
      ansible.builtin.systemd:
        name: kubelet
        state: started
        enabled: true
      notify: Reboot host

  handlers:
    - name: Reboot host
      ansible.builtin.reboot: