alertrules.yml

---
# Downloads Prometheus and Loki alert rules
- name: Create Prometheus and Loki alert rules bundle
  hosts: localhost
  connection: local
  tasks:
    - name: Ensure required variables have been defined
      ansible.builtin.assert:
        quiet: true
        fail_msg: Required variable has not been defined
        that:
          - o11y_prometheus_alert_repos is defined
          - o11y_loki_alert_repos is defined
          - o11y_alertrules_dest is defined

    - name: Install dependencies
      ansible.builtin.pip:
        name:
          - pyyaml
          - packages

    - name: Fetch Prometheus alert rules
      ansible.builtin.git:
        repo: "{{ o11y_prometheus_alert_repos }}"
        dest: maas-prometheus-alert-rules
        version: HEAD # noqa git-latest

    - name: Bundle Prometheus rules
      community.general.make:
        chdir: maas-prometheus-alert-rules
        target: groups

    - name: Fetch Loki alert rules
      ansible.builtin.git:
        repo: "{{ o11y_loki_alert_repos }}"
        dest: maas-loki-alert-rules
        version: HEAD # noqa git-latest

    - name: Bundle Loki rules
      community.general.make:
        chdir: maas-loki-alert-rules
        target: groups

    - name: Move files
      ansible.builtin.copy:
        src: "{{ item.src }}"
        dest: "{{ item.dest }}"
        mode: "0644"
      loop:
        - src: maas-loki-alert-rules/rules/bundle.yml
          dest: "{{ o11y_alertrules_dest }}/loki-alert-rules.yml"
        - src: maas-prometheus-alert-rules/group.yml
          dest: "{{ o11y_alertrules_dest }}/prometheus-alert-rules.yml"