---
- name: Helm | Add Traefik chart repository
  ansible.builtin.command: helm repo add traefik https://traefik.github.io/charts
  environment:
    KUBECONFIG: "{{ traefik_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  register: _helm_repo_add
  changed_when: "'already exists' not in _helm_repo_add.stdout"
  failed_when: _helm_repo_add.rc != 0 and 'already exists' not in _helm_repo_add.stdout

- name: Helm | Update chart repositories
  ansible.builtin.command: helm repo update
  environment:
    KUBECONFIG: "{{ traefik_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  changed_when: false
  when: never is true | default(false)

- name: Helm | Render Traefik values
  ansible.builtin.template:
    src: traefik-values.yml.j2
    dest: /tmp/traefik-values.yml
    mode: "0600"

- name: Helm | Install or upgrade Traefik
  ansible.builtin.command: >
    helm upgrade --install traefik traefik/traefik
    --namespace {{ traefik_namespace }}
    --create-namespace
    --version {{ traefik_chart_version }}
    --values /tmp/traefik-values.yml
  environment:
    KUBECONFIG: "{{ traefik_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  register: _helm_install
  changed_when: "'STATUS: deployed' in _helm_install.stdout or 'has been upgraded' in _helm_install.stdout"

- name: Helm | Force rollout restart to apply new hostPorts
  ansible.builtin.command: >
    kubectl rollout restart daemonset/traefik -n {{ traefik_namespace }}
  environment:
    KUBECONFIG: "{{ traefik_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  when: _helm_install.changed

- name: Helm | Wait for Traefik rollout to complete
  ansible.builtin.command: >
    kubectl rollout status daemonset/traefik -n {{ traefik_namespace }} --timeout=120s
  environment:
    KUBECONFIG: "{{ traefik_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  when: _helm_install.changed