main.yml

---
- name: Create prometheus data dir
  file:
    path: "{{ prometheus_storage_location }}"
    state: directory
    mode: 0755
    owner: 'nobody'
    group: 'nogroup'

- name: Ensure stack directory exists
  file:
    path: "{{ monitor_stack_files_dest_dir }}"
    state: directory
    owner: '{{ root_owner }}'
    group: '{{ root_group }}'

- name: Ensure config directory exists
  file:
    path: "{{ monitor_config_files_dest_dir }}"
    state: directory
    owner: '{{ root_owner }}'
    group: '{{ root_group }}'

- name: Save stack file
  template:
    src: stack-monitor.yml
    dest: "{{ monitor_stack_files_dest_dir }}/monitor.yml"
    mode: 0644

- name: Save prometheus config fed_{{ item }}
  template:
    src="{{ item }}"
    dest="{{ monitor_config_files_dest_dir }}/{{ item }}" 
    mode=0644
  with_items: 
    - "{{ monitor_config_templates }}"

- name: Remove monitor stack
  shell: "docker stack rm prometheus_fed"
  ignore_errors: yes

- name: Remove old docker config fed_{{ item }}
  shell: "docker config rm fed_{{ item }}"
  with_items: "{{ monitor_config_templates }}"
  ignore_errors: yes

- name: Save docker config fed_{{ item }}
  shell: "docker config create fed_{{ item }} {{ monitor_config_files_dest_dir }}/{{ item }}"
  with_items: "{{ monitor_config_templates }}"

- name: Deploy stack
  shell: "docker stack deploy -c monitor.yml prometheus_fed"
  args:
    chdir: "{{ monitor_stack_files_dest_dir }}"