---
# Copyright 2019 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: Baremetal Introspection for multiple Ironic Nodes
  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:
    run_validations: false
    concurrency: 20
    max_retries: 1
    node_timeout: 1200
  pre_tasks:
    - name: Check for required inputs
      fail:
        msg: >
          Input missing `{{ item }}`
      when:
        - hostvars[inventory_hostname][item] is undefined
      loop:
        - node_uuids
  tasks:
    - name: Set node_uuids_intro fact
      set_fact:
        node_uuids_intro: "{{ node_uuids }}"

    - name: exit if nothing to do
      block:
        - name: Notice
          fail:
            msg: No nodes are manageable at this time.
      when:
        - node_uuids_intro == []

    # NOTE(cloudnull): This limits the concurrency so that we're not adding
    #                  more threads than needed.
    - name: Set concurrency fact
      set_fact:
        runtime_concurrency: "{{
          ((concurrency | int) > (node_uuids_intro | length)) |
          ternary((node_uuids_intro | length), (concurrency | int))
        }}"

    # Pre-introspection validation
    - name: Validations block
      when:
        - run_validations | bool
      block:
        - name: Check if validation enabled
          set_fact:
            validations_enabled: "{{ lookup('hiera', 'tripleo_validations_enabled') }}"
          run_once: true
          become: true

        # Pre-introspection validation
        # NOTE(cloudnull): The stackrc file is sourced because validations are not
        #                  100% compatible with clouds.yaml at this time.
        - name: Run Validations
          shell: |-
            source "{{ ansible_home }}/stackrc"
            openstack --os-cloud undercloud tripleo validator run --group "pre-introspection"
          when:
            - validations_enabled | bool

        - name: Fail if validations are disabled
          fail:
            msg: >-
              Run validations were enabled but via hiera information disabled.
              Check the configuration and try again.
          when:
            - not (validations_enabled | bool)

    # Introspect nodes
    - name: Start baremetal introspection
      os_tripleo_baremetal_node_introspection:
        auth_type: password
        cloud: undercloud
        node_uuids: "{{ node_uuids_intro }}"
        concurrency: "{{ runtime_concurrency }}"
        max_retries: "{{ max_retries }}"
        node_timeout: "{{ node_timeout }}"
      register: baremetal_introspection_result
      failed_when: false

    - name: Nodes that passed introspection
      debug:
        msg: >-
          {% if baremetal_introspection_result.passed_nodes != [] %}
          {{ baremetal_introspection_result.passed_nodes | join(' ') }}{% else %}
          No nodes completed introspection successfully!{% endif %}
      when: baremetal_introspection_result.passed_nodes is defined

    - name: Nodes that failed introspection
      debug:
        msg: >-
          {% if baremetal_introspection_result.failed_nodes != [] %}
          {{ baremetal_introspection_result.failed_nodes | join(' ') }}{% else %}
          All nodes completed introspection successfully!{% endif %}
      failed_when: baremetal_introspection_result.failed_nodes != []
      when: baremetal_introspection_result.failed_nodes is defined

    - name: Node introspection failed and no results are provided
      fail:
        msg: >-
          Nodes failed introspection and no info was provided
      when:
        - baremetal_introspection_result.failed_nodes is not defined
        - baremetal_introspection_result.passed_nodes is not defined