---
# Copyright 2020 Red Hat, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

- name: Derive parameters
  connection: "{{ (tripleo_target_host is defined) | ternary('ssh', 'local') }}"
  hosts: "{{ tripleo_target_host | default('localhost') }}"
  remote_user: "{{ tripleo_target_user | default(lookup('env', 'USER')) }}"
  gather_facts: "{{ (tripleo_target_host is defined) | ternary(true, false) }}"
  any_errors_fatal: true
  vars:
    plan: overcloud
    persist_params_in_plan: true

  pre_tasks:
    - name: Set local connection user facts
      set_fact:
        ansible_home: "{{ lookup('env', 'HOME') }}"
        ansible_user: "{{ lookup('env', 'USER') }}"
      run_once: true
      when:
        - (tripleo_target_host is defined) | ternary('ssh', 'local') == 'local'

  tasks:
    - name: Get flatten params
      tripleo_get_flatten_stack:
        container: "{{ plan }}"
      register: tripleo_get_flatten_params
      when:
        - tripleo_get_flatten_params is undefined

    - name: Get role list
      tripleo_get_role_list:
        container: "{{ plan }}"
        valid: false
      register: tripleo_role_list
      when:
        - tripleo_role_list is undefined

    - name: Fail if stack_data has not been extracted
      when:
        - tripleo_get_flatten_params.stack_data is not defined
      fail:
        msg: "{{ plan }} is mising stack_data"

    - name: Derive params for each role
      include_role:
        name: tripleo_derived_parameters
      vars:
        tripleo_plan_name: "{{ plan }}"
        tripleo_role_name: "{{ outer_item }}"
        tripleo_environment_parameters: "{{ tripleo_get_flatten_params.stack_data.environment_parameters }}"
        tripleo_heat_resource_tree: "{{ tripleo_get_flatten_params.stack_data.heat_resource_tree }}"
      loop: "{{ tripleo_role_list.roles }}"
      loop_control:
        loop_var: outer_item