ansible-config/roles/alertmanager/tasks/main.yml

---
- name: Create Alertmanager directories
  file:
    path: "{{ item }}"
    state: directory
    owner: root
    group: root
    mode: '0755'
  loop:
    - "{{ alertmanager_config_path }}"
    - /var/lib/alertmanager

- name: Deploy Alertmanager configuration
  template:
    src: alertmanager.yml.j2
    dest: "{{ alertmanager_config_path }}/alertmanager.yml"
    owner: root
    group: root
    mode: '0644'

- name: Run Alertmanager container
  docker_container:
    name: alertmanager
    image: prom/alertmanager:latest
    state: started
    restart_policy: always
    ports:
      - "{{ alertmanager_port }}:9093"
    volumes:
      - "{{ alertmanager_config_path }}/alertmanager.yml:/etc/alertmanager/alertmanager.yml"
      - /var/lib/alertmanager:/alertmanager
    command: --config.file=/etc/alertmanager/alertmanager.yml --storage.path=/alertmanager
  tags: alertmanager