c12s-kubespray/roles/kubernetes/control-plane/tasks/main.yml

---
- import_tasks: pre-upgrade.yml
  tags:
    - k8s-pre-upgrade

- name: Create webhook token auth config
  template:
    src: webhook-token-auth-config.yaml.j2
    dest: "{{ kube_config_dir }}/webhook-token-auth-config.yaml"
  when: kube_webhook_token_auth|default(false)

- name: Create webhook authorization config
  template:
    src: webhook-authorization-config.yaml.j2
    dest: "{{ kube_config_dir }}/webhook-authorization-config.yaml"
  when: kube_webhook_authorization|default(false)

- name: Create kube-scheduler config
  template:
    src: kubescheduler-config.v1beta1.yaml.j2
    dest: "{{ kube_config_dir }}/kubescheduler-config.yaml"
    mode: 0644
  when: kube_version is version('v1.19.0', '>=')

- import_tasks: encrypt-at-rest.yml
  when:
    - kube_encrypt_secret_data

- name: Install | Copy kubectl binary from download dir
  copy:
    src: "{{ local_release_dir }}/kubectl-{{ kube_version }}-{{ image_arch }}"
    dest: "{{ bin_dir }}/kubectl"
    mode: 0755
    remote_src: true
  tags:
    - kubectl
    - upgrade

- name: Install kubectl bash completion
  shell: "{{ bin_dir }}/kubectl completion bash >/etc/bash_completion.d/kubectl.sh"
  when: ansible_os_family in ["Debian","RedHat"]
  tags:
    - kubectl
  ignore_errors: True

- name: Set kubectl bash completion file permissions
  file:
    path: /etc/bash_completion.d/kubectl.sh
    owner: root
    group: root
    mode: 0755
  when: ansible_os_family in ["Debian","RedHat"]
  tags:
    - kubectl
    - upgrade
  ignore_errors: True

- name: Disable SecurityContextDeny admission-controller and enable PodSecurityPolicy
  set_fact:
    kube_apiserver_enable_admission_plugins: "{{ kube_apiserver_enable_admission_plugins | difference(['SecurityContextDeny']) | union(['PodSecurityPolicy']) | unique }}"
  when: podsecuritypolicy_enabled

- name: Include kubeadm setup
  import_tasks: kubeadm-setup.yml

- name: Include kubeadm etcd extra tasks
  include_tasks: kubeadm-etcd.yml
  when: etcd_kubeadm_enabled

- name: Include kubeadm secondary server apiserver fixes
  include_tasks: kubeadm-fix-apiserver.yml

- name: Include kubelet client cert rotation fixes
  include_tasks: kubelet-fix-client-cert-rotation.yml
  when: kubelet_rotate_certificates

- name: Install script to renew K8S control plane certificates
  template:
    src: k8s-certs-renew.sh.j2
    dest: "{{ bin_dir }}/k8s-certs-renew.sh"
    mode: '755'

- name: Renew K8S control plane certificates monthly 1/2
  template:
    src: "{{ item }}.j2"
    dest: "/etc/systemd/system/{{ item }}"
  with_items:
    - k8s-certs-renew.service
    - k8s-certs-renew.timer
  register: k8s_certs_units
  when: auto_renew_certificates

- name: Renew K8S control plane certificates monthly 2/2
  systemd:
    name: k8s-certs-renew.timer
    enabled: yes
    state: started
    daemon-reload: "{{ k8s_certs_units is changed }}"
  when: auto_renew_certificates