---
- name: Prometheus | Add prometheus-community Helm repo
  ansible.builtin.command: helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
  environment:
    KUBECONFIG: "{{ logging_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: Prometheus | Update chart repositories
  ansible.builtin.command: helm repo update
  environment:
    KUBECONFIG: "{{ logging_kubeconfig }}"
    PATH: "/usr/local/bin:/usr/bin:/bin"
  changed_when: false

- name: Prometheus | Render values
  ansible.builtin.template:
    src: prometheus-values.yml.j2
    dest: /tmp/prometheus-values.yml
    mode: "0600"

- name: Prometheus | Install or upgrade kube-prometheus-stack
  ansible.builtin.command: >
    helm upgrade --install kube-prometheus-stack prometheus-community/kube-prometheus-stack
    --namespace {{ logging_namespace }}
    --version {{ prometheus_stack_chart_version }}
    --values /tmp/prometheus-values.yml
    --timeout 10m0s
    --wait
  environment:
    KUBECONFIG: "{{ logging_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"