xoxys.k3s/tasks/setup.yml

---
- block:
    - name: Copy K3s service file
      template:
        src: "etc/systemd/system/k3s.service.j2"
        dest: "{{ __k3s_service_file }}"
        owner: root
        group: root
        mode: 0644
      notify: __k3s_restart

    - name: Force restart
      meta: flush_handlers

    - name: Ensure K3s service is up and running
      service:
        name: k3s
        daemon_reload: True
        enabled: True
        state: started

    - name: Wait for Kubernetes API
      command: >-
        {{ __k3s_binary }} kubectl get --raw='/readyz'
      register: __k3s_api_readyz
      until: __k3s_api_readyz.rc == 0 and __k3s_api_readyz.stdout == "ok"
      retries: 30
      delay: 10
      changed_when: False
      when: k3s_server | bool

    - name: Set server address
      command: >-
        {{ __k3s_binary }} kubectl config set-cluster default
          --server=https://{{ __k3s_server_ip }}:6443
          --kubeconfig {{ __k3s_config_dir }}/k3s.yaml
      changed_when: False

    - name: Create setup resources
      k8s:
        kind: "{{ item.kind }}"
        name: "{{ item.name }}"
        kubeconfig: "{{ __k3s_config_dir }}/k3s.yaml"
        state: present
        definition: "{{ item.definition }}"
      loop: "{{ k3s_server_resource_creations }}"
      loop_control:
        label: "{{ item.kind | lower }}/{{ item.name | lower }}"
      when: k3s_server | bool

    - name: Wait for initial setup
      command: >-
        {{ __k3s_binary }} kubectl get deployment coredns
          -n kube-system
          -o go-template={% raw %}'{{ .status.availableReplicas }}'{% endraw %}
      register: __k3s_init_setup
      until: __k3s_init_setup.rc == 0 and __k3s_init_setup.stdout == "1"
      retries: 30
      delay: 10
      changed_when: False
      when: k3s_server | bool

    - name: Add node role label
      k8s:
        kind: "Node"
        name: "{{ k3s_node_name }}"
        kubeconfig: "{{ __k3s_config_dir }}/k3s.yaml"
        state: patched
        definition:
          metadata:
            labels: "{{ (__k3s_node_lables['control'] if k3s_server | bool else __k3s_node_lables['worker']) | combine(__k3s_node_lables['general'], k3s_node_labels) }}"
      delegate_to: "{{ hostvars[k3s_server_nodes[0]]['inventory_hostname'] }}"

    - name: Patch existing resources
      k8s:
        kind: "{{ item.kind }}"
        name: "{{ item.name }}"
        kubeconfig: "{{ __k3s_config_dir }}/k3s.yaml"
        state: patched
        definition: "{{ item.definition }}"
      loop: "{{ k3s_server_resource_patches }}"
      loop_control:
        label: "{{ item.kind | lower }}/{{ item.name | lower }}"
      when: k3s_server | bool

    - name: Remove auto-deploying manifests
      file:
        path: "{{ __k3s_manifests_dir }}/{{ item.dest | default(item.url) | default(item) | basename | replace('.j2', '') }}"
        state: absent
      loop: "{{ k3s_server_manifests_urls + k3s_server_manifests_templates }}"
      loop_control:
        label: "{{ __k3s_manifests_dir }}/{{ item.dest | default(item.url) | default(item) | basename | replace('.j2', '') }}"
      when: ansible_hostname == hostvars[k3s_server_nodes[0]]['ansible_hostname']
  become: True
  become_user: root