---
# 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: Overcloud Node Provision
  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:
    node_timeout: 3600
    concurrency: 20

  pre_tasks:
    - fail:
        msg: stack_name is a required input
      when:
        - stack_name is undefined
    - fail:
        msg: baremetal_deployment is a required input
      when:
        - baremetal_deployment is undefined
    - fail:
        msg: baremetal_deployed_path is a required input
      when:
        - baremetal_deployed_path is undefined

  tasks:
    - name: Detect default overcloud-full image
      block:
        - name: stat overcloud-full.raw
          stat:
            path: /var/lib/ironic/images/overcloud-full.raw
            get_checksum: false
          register: overcloud_full_stat

        - name: stat overcloud-full.initrd
          stat:
            path: /var/lib/ironic/images/overcloud-full.initrd
            get_checksum: false
          register: overcloud_full_initrd_stat

        - name: Set file based default image
          set_fact:
            default_image:
              href: file:///var/lib/ironic/images/overcloud-full.raw
              kernel: file:///var/lib/ironic/images/overcloud-full.vmlinuz
              ramdisk: file:///var/lib/ironic/images/overcloud-full.initrd
          when:
            - overcloud_full_stat.stat.exists|bool
            - overcloud_full_initrd_stat.stat.exists|bool

        - name: Set whole-disk file based default image
          set_fact:
            default_image:
              href: file:///var/lib/ironic/images/overcloud-full.raw
          when:
            - overcloud_full_stat.stat.exists|bool
            - not overcloud_full_initrd_stat.stat.exists|bool

        - name: Set glance based default image
          set_fact:
            default_image:
              href: overcloud-full
          when: not overcloud_full_stat.stat.exists|bool

    - name: Expand roles
      tripleo_baremetal_expand_roles:
        baremetal_deployment: "{{ baremetal_deployment }}"
        state: present
        stack_name: "{{ stack_name }}"
        ssh_public_keys: "{{ ssh_public_keys }}"
        user_name: "{{ ssh_user_name }}"
        default_image: "{{ default_image }}"
      register: baremetal_instances

    - name: Find existing instances
      tripleo_baremetal_check_existing:
        instances: "{{ baremetal_instances.instances }}"
      register: baremetal_existing

    - name: Reserve instances
      metalsmith_instances:
        instances: "{{ baremetal_existing.not_found }}"
        state: reserved
        clean_up: true
        log_level: info
      register: baremetal_reserved

    - name: Metalsmith log for reserve instances
      debug:
        var: baremetal_reserved.logging

    # 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) > (baremetal_reserved.instances | length)) |
          ternary((baremetal_reserved.instances | length), (concurrency | int))
        }}"

    - name: Provision instances
      metalsmith_instances:
        instances: "{{ baremetal_reserved.instances }}"
        state: present
        wait: true
        clean_up: false
        timeout: "{{ node_timeout }}"
        concurrency: "{{ runtime_concurrency }}"
        log_level: info
      register: baremetal_provisioned

    - name: Metalsmith log for provision instances
      debug:
        var: baremetal_provisioned.logging

    - name: Populate environment
      tripleo_baremetal_populate_environment:
        environment: "{{ baremetal_instances.environment }}"
        instances: "{{ baremetal_provisioned.instances + baremetal_existing.instances }}"
      register: baremetal_environment

    - name: Write environment to {{ baremetal_deployed_path }}
      copy:
        dest: "{{ baremetal_deployed_path }}"
        content: "{{ baremetal_environment.environment | default({}) | to_nice_yaml(indent=2) }}"