prometheus/tasks/server/prometheus.yml

---
- name: 'prometheus | server | assert | check mandatory vars are defined'
  assert:
    that:
      - "prometheus_server_monitor is defined"
  tags: ['prometheus_server']

- name: 'prometheus | server | create docker network'
  docker_network:
    name: '{{ prometheus_docker_network }}'
  tags: ['prometheus_server']

- name: 'prometheus | server | create docker volume data'
  docker_volume:
    name: prometheus_data
  register: register_docker_volume_prometheus__prometheus_data
  tags: ['prometheus_server']

- name: 'prometheus | server | create prometheus directory to /etc'
  file:
    path: /etc/prometheus
    state: directory
    mode: '0755'
  tags: ['prometheus_server']

- name: 'prometheus | server | copy config prometheus yml'
  template:
    src: conf/prometheus.yml.j2
    dest: /etc/prometheus/prometheus.yml
    owner: root
    group: root
    mode: 0644
  tags: ['prometheus_server']
  notify:
    - 'prometheus | server | restart container'

- name: 'prometheus | server | deploy container'
  docker_container:
    name: prometheus
    hostname: '{{ inventory_hostname }}'
    image: prom/prometheus:{{ prometheus_server_version }}
    volumes:
      - /etc/prometheus/:/etc/prometheus/
      - prometheus_data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--storage.tsdb.retention.time={{ prometheus_retention_time }}'
      - '--web.console.libraries=/usr/share/prometheus/console_libraries'
      - '--web.console.templates=/usr/share/prometheus/consoles'
      - '--web.enable-admin-api'
    networks:
    - { name: {{ prometheus_docker_network }} }
    ports:
      - "9090:9090"
    log_driver: syslog
    log_options:
      tag: docker_prometheus
    restart_policy: 'unless-stopped'
    pull: '{{ prometheus_docker_pull }}'
    etc_hosts: '{{ prometheus_nodes_ip }}'
  tags: ['prometheus_server']
  notify:
    - 'prometheus | server | restart container'