alertrules.yaml

---
# 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"

    - 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"
      ansible.builtin.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"
      ansible.builtin.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"