ceph-ansible/roles/ceph-prometheus/tasks/setup_container.yml

---
- name: make sure the alertmanager service is down
  service:
    name: alertmanager
    state: stopped
  failed_when: false

# Make sure we re-create the container
- name: remove old alertmanager container
  command: "{{ container_binary }} rm -f alertmanager"
  changed_when: false
  failed_when: false

- name: start alertmanager container
  shell: |
    {{ container_binary }} run --detach  --name alertmanager \
      -v "{{ alertmanager_conf_dir }}:/etc/alertmanager:Z" \
      -v "{{ alertmanager_data_dir }}:/alertmanager:Z" \
      "--net=host" \
      "--cpu-period={{ alertmanager_container_cpu_period }}" \
      "--cpu-quota={{ alertmanager_container_cpu_period * alertmanager_container_cpu_cores }}" \
      "--memory={{ alertmanager_container_memory }}GB" \
      "--memory-swap={{ alertmanager_container_memory * 2 }}GB" \
      "{{ alertmanager_container_image }}" \
      "--config.file=/etc/alertmanager/alertmanager.yml" \
      "--storage.path=/alertmanager"
  notify: service handler

- name: make sure the prometheus service is down
  service:
    name: prometheus
    state: stopped
  failed_when: false

# Make sure we re-create the container
- name: remove old prometheus container
  command: "{{ container_binary }} rm -f prometheus"
  changed_when: false
  failed_when: false

- name: start prometheus container
  shell: |
    {{ container_binary }} run --detach  --name prometheus \
      -v "{{ prometheus_conf_dir }}:/etc/prometheus:Z" \
      -v "{{ prometheus_data_dir }}:/prometheus:Z" \
      "--net=host" \
      "--user={{ prometheus_user_id }}" \
      "--cpu-period={{ prometheus_container_cpu_period }}" \
      "--cpu-quota={{ prometheus_container_cpu_period * prometheus_container_cpu_cores }}" \
      "--memory={{ prometheus_container_memory }}GB" \
      "--memory-swap={{ prometheus_container_memory * 2 }}GB" \
      "{{ prometheus_container_image }}" \
      "--config.file=/etc/prometheus/prometheus.yml" \
      "--storage.tsdb.path=/prometheus" \
      "--web.external-url=http://{{ inventory_hostname }}:9090/"
  notify: service handler

- name: ship systemd services
  template:
    src: "{{ item }}.j2"
    dest: "/etc/systemd/system/{{ item }}"
    owner: root
    group: root
    mode: 0644
  with_items:
    - 'alertmanager.service'
    - 'prometheus.service'
  notify: service handler