---
- name: Start sensu-backend
  service:
    name: sensu-backend
    state: started
    enabled: true

- name: Check for sensu-backend init command
  command:
    cmd: sensu-backend init -h
  register: init_command_test
  failed_when: false  # Never fail, we just want to know if init exists.
  changed_when: false  # Displaying help is read-only operation.
  check_mode: false  # We do not modify the system, so we can always run

- name: Initialize backend
  command:
    cmd: sensu-backend init
  environment:
    SENSU_BACKEND_CLUSTER_ADMIN_USERNAME: "{{ cluster_admin_username }}"
    SENSU_BACKEND_CLUSTER_ADMIN_PASSWORD: "{{ cluster_admin_password }}"
  when: init_command_test.rc == 0
  register: init_command
  failed_when: init_command.rc not in (0, 3)  # 0 - OK, 3 - already initialized
  changed_when: init_command.rc == 0