---
- name: Create a Docker network for Prometheus
  docker_network:
    name: monitoring_network
    state: present

- name: Pull Prometheus Docker image
  docker_image:
    name: prom/prometheus
    source: pull

- name: Create Prometheus configuration file directory on host
  file:
    path: /etc/prometheus
    state: directory
    mode: '0755'

- name: Create Prometheus configuration file
  template:
    src: prometheus.yml.j2
    dest: /etc/prometheus/prometheus.yml

- name: Start Prometheus container
  docker_container:
    name: prometheus
    image: prom/prometheus:{{ prometheus_version }}
    state: started
    restart: yes
    restart_policy: unless-stopped
    published_ports:
      - "9090:9090"
    volumes:
      - /etc/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
    networks:
      - name: monitoring_network